PackageManagerService.java revision 31ffb442414bd9cf6c0225799d7d0c5409f3769d
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.MOVE_FAILED_DOESNT_EXIST; 63import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 64import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 65import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 66import static android.content.pm.PackageManager.PERMISSION_DENIED; 67import static android.content.pm.PackageManager.PERMISSION_GRANTED; 68import static android.content.pm.PackageParser.isApkFile; 69import static android.os.Process.PACKAGE_INFO_GID; 70import static android.os.Process.SYSTEM_UID; 71import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 72import static android.system.OsConstants.O_CREAT; 73import static android.system.OsConstants.O_RDWR; 74 75import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 76import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 77import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 78import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 79import static com.android.internal.util.ArrayUtils.appendInt; 80import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 81import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 82import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 83import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 84import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 85import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 86import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 87import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 88import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 89 90import android.Manifest; 91import android.app.ActivityManager; 92import android.app.ActivityManagerNative; 93import android.app.AppGlobals; 94import android.app.IActivityManager; 95import android.app.admin.IDevicePolicyManager; 96import android.app.backup.IBackupManager; 97import android.content.BroadcastReceiver; 98import android.content.ComponentName; 99import android.content.Context; 100import android.content.IIntentReceiver; 101import android.content.Intent; 102import android.content.IntentFilter; 103import android.content.IntentSender; 104import android.content.IntentSender.SendIntentException; 105import android.content.ServiceConnection; 106import android.content.pm.ActivityInfo; 107import android.content.pm.ApplicationInfo; 108import android.content.pm.AppsQueryHelper; 109import android.content.pm.EphemeralApplicationInfo; 110import android.content.pm.EphemeralResolveInfo; 111import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 112import android.content.pm.FeatureInfo; 113import android.content.pm.IOnPermissionsChangeListener; 114import android.content.pm.IPackageDataObserver; 115import android.content.pm.IPackageDeleteObserver; 116import android.content.pm.IPackageDeleteObserver2; 117import android.content.pm.IPackageInstallObserver2; 118import android.content.pm.IPackageInstaller; 119import android.content.pm.IPackageManager; 120import android.content.pm.IPackageMoveObserver; 121import android.content.pm.IPackageStatsObserver; 122import android.content.pm.InstrumentationInfo; 123import android.content.pm.IntentFilterVerificationInfo; 124import android.content.pm.KeySet; 125import android.content.pm.PackageCleanItem; 126import android.content.pm.PackageInfo; 127import android.content.pm.PackageInfoLite; 128import android.content.pm.PackageInstaller; 129import android.content.pm.PackageManager; 130import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 131import android.content.pm.PackageManagerInternal; 132import android.content.pm.PackageParser; 133import android.content.pm.PackageParser.ActivityIntentInfo; 134import android.content.pm.PackageParser.PackageLite; 135import android.content.pm.PackageParser.PackageParserException; 136import android.content.pm.PackageStats; 137import android.content.pm.PackageUserState; 138import android.content.pm.ParceledListSlice; 139import android.content.pm.PermissionGroupInfo; 140import android.content.pm.PermissionInfo; 141import android.content.pm.ProviderInfo; 142import android.content.pm.ResolveInfo; 143import android.content.pm.ServiceInfo; 144import android.content.pm.Signature; 145import android.content.pm.UserInfo; 146import android.content.pm.VerificationParams; 147import android.content.pm.VerifierDeviceIdentity; 148import android.content.pm.VerifierInfo; 149import android.content.res.Resources; 150import android.graphics.Bitmap; 151import android.hardware.display.DisplayManager; 152import android.net.Uri; 153import android.os.Binder; 154import android.os.Build; 155import android.os.Bundle; 156import android.os.Debug; 157import android.os.Environment; 158import android.os.Environment.UserEnvironment; 159import android.os.FileUtils; 160import android.os.Handler; 161import android.os.IBinder; 162import android.os.Looper; 163import android.os.Message; 164import android.os.Parcel; 165import android.os.ParcelFileDescriptor; 166import android.os.Process; 167import android.os.RemoteCallbackList; 168import android.os.RemoteException; 169import android.os.ResultReceiver; 170import android.os.SELinux; 171import android.os.ServiceManager; 172import android.os.SystemClock; 173import android.os.SystemProperties; 174import android.os.Trace; 175import android.os.UserHandle; 176import android.os.UserManager; 177import android.os.storage.IMountService; 178import android.os.storage.MountServiceInternal; 179import android.os.storage.StorageEventListener; 180import android.os.storage.StorageManager; 181import android.os.storage.VolumeInfo; 182import android.os.storage.VolumeRecord; 183import android.security.KeyStore; 184import android.security.SystemKeyStore; 185import android.system.ErrnoException; 186import android.system.Os; 187import android.system.StructStat; 188import android.text.TextUtils; 189import android.text.format.DateUtils; 190import android.util.ArrayMap; 191import android.util.ArraySet; 192import android.util.AtomicFile; 193import android.util.DisplayMetrics; 194import android.util.EventLog; 195import android.util.ExceptionUtils; 196import android.util.Log; 197import android.util.LogPrinter; 198import android.util.MathUtils; 199import android.util.PrintStreamPrinter; 200import android.util.Slog; 201import android.util.SparseArray; 202import android.util.SparseBooleanArray; 203import android.util.SparseIntArray; 204import android.util.Xml; 205import android.view.Display; 206 207import com.android.internal.R; 208import com.android.internal.annotations.GuardedBy; 209import com.android.internal.annotations.GuardedBy; 210import com.android.internal.app.IMediaContainerService; 211import com.android.internal.app.ResolverActivity; 212import com.android.internal.content.NativeLibraryHelper; 213import com.android.internal.content.PackageHelper; 214import com.android.internal.os.IParcelFileDescriptorFactory; 215import com.android.internal.os.SomeArgs; 216import com.android.internal.os.Zygote; 217import com.android.internal.util.ArrayUtils; 218import com.android.internal.util.FastPrintWriter; 219import com.android.internal.util.FastXmlSerializer; 220import com.android.internal.util.IndentingPrintWriter; 221import com.android.internal.util.Preconditions; 222import com.android.server.EventLogTags; 223import com.android.server.FgThread; 224import com.android.server.IntentResolver; 225import com.android.server.LocalServices; 226import com.android.server.ServiceThread; 227import com.android.server.SystemConfig; 228import com.android.server.Watchdog; 229import com.android.server.pm.PermissionsState.PermissionState; 230import com.android.server.pm.Settings.DatabaseVersion; 231import com.android.server.pm.Settings.VersionInfo; 232import com.android.server.storage.DeviceStorageMonitorInternal; 233 234import dalvik.system.DexFile; 235import dalvik.system.VMRuntime; 236 237import libcore.io.IoUtils; 238import libcore.util.EmptyArray; 239 240import org.xmlpull.v1.XmlPullParser; 241import org.xmlpull.v1.XmlPullParserException; 242import org.xmlpull.v1.XmlSerializer; 243 244import java.io.BufferedInputStream; 245import java.io.BufferedOutputStream; 246import java.io.BufferedReader; 247import java.io.ByteArrayInputStream; 248import java.io.ByteArrayOutputStream; 249import java.io.File; 250import java.io.FileDescriptor; 251import java.io.FileNotFoundException; 252import java.io.FileOutputStream; 253import java.io.FileReader; 254import java.io.FilenameFilter; 255import java.io.IOException; 256import java.io.InputStream; 257import java.io.PrintWriter; 258import java.nio.charset.StandardCharsets; 259import java.security.MessageDigest; 260import java.security.NoSuchAlgorithmException; 261import java.security.PublicKey; 262import java.security.cert.CertificateEncodingException; 263import java.security.cert.CertificateException; 264import java.text.SimpleDateFormat; 265import java.util.ArrayList; 266import java.util.Arrays; 267import java.util.Collection; 268import java.util.Collections; 269import java.util.Comparator; 270import java.util.Date; 271import java.util.Iterator; 272import java.util.List; 273import java.util.Map; 274import java.util.Objects; 275import java.util.Set; 276import java.util.concurrent.CountDownLatch; 277import java.util.concurrent.TimeUnit; 278import java.util.concurrent.atomic.AtomicBoolean; 279import java.util.concurrent.atomic.AtomicInteger; 280import java.util.concurrent.atomic.AtomicLong; 281 282/** 283 * Keep track of all those .apks everywhere. 284 * 285 * This is very central to the platform's security; please run the unit 286 * tests whenever making modifications here: 287 * 288runtest -c android.content.pm.PackageManagerTests frameworks-core 289 * 290 * {@hide} 291 */ 292public class PackageManagerService extends IPackageManager.Stub { 293 static final String TAG = "PackageManager"; 294 static final boolean DEBUG_SETTINGS = false; 295 static final boolean DEBUG_PREFERRED = false; 296 static final boolean DEBUG_UPGRADE = false; 297 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 298 private static final boolean DEBUG_BACKUP = false; 299 private static final boolean DEBUG_INSTALL = false; 300 private static final boolean DEBUG_REMOVE = false; 301 private static final boolean DEBUG_BROADCASTS = false; 302 private static final boolean DEBUG_SHOW_INFO = false; 303 private static final boolean DEBUG_PACKAGE_INFO = false; 304 private static final boolean DEBUG_INTENT_MATCHING = false; 305 private static final boolean DEBUG_PACKAGE_SCANNING = false; 306 private static final boolean DEBUG_VERIFY = false; 307 private static final boolean DEBUG_DEXOPT = false; 308 private static final boolean DEBUG_ABI_SELECTION = false; 309 private static final boolean DEBUG_EPHEMERAL = false; 310 private static final boolean DEBUG_ENCRYPTION_AWARE = false; 311 312 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 313 314 private static final int RADIO_UID = Process.PHONE_UID; 315 private static final int LOG_UID = Process.LOG_UID; 316 private static final int NFC_UID = Process.NFC_UID; 317 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 318 private static final int SHELL_UID = Process.SHELL_UID; 319 320 // Cap the size of permission trees that 3rd party apps can define 321 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 322 323 // Suffix used during package installation when copying/moving 324 // package apks to install directory. 325 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 326 327 static final int SCAN_NO_DEX = 1<<1; 328 static final int SCAN_FORCE_DEX = 1<<2; 329 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 330 static final int SCAN_NEW_INSTALL = 1<<4; 331 static final int SCAN_NO_PATHS = 1<<5; 332 static final int SCAN_UPDATE_TIME = 1<<6; 333 static final int SCAN_DEFER_DEX = 1<<7; 334 static final int SCAN_BOOTING = 1<<8; 335 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 336 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 337 static final int SCAN_REPLACING = 1<<11; 338 static final int SCAN_REQUIRE_KNOWN = 1<<12; 339 static final int SCAN_MOVE = 1<<13; 340 static final int SCAN_INITIAL = 1<<14; 341 342 static final int REMOVE_CHATTY = 1<<16; 343 344 private static final int[] EMPTY_INT_ARRAY = new int[0]; 345 346 /** 347 * Timeout (in milliseconds) after which the watchdog should declare that 348 * our handler thread is wedged. The usual default for such things is one 349 * minute but we sometimes do very lengthy I/O operations on this thread, 350 * such as installing multi-gigabyte applications, so ours needs to be longer. 351 */ 352 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 353 354 /** 355 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 356 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 357 * settings entry if available, otherwise we use the hardcoded default. If it's been 358 * more than this long since the last fstrim, we force one during the boot sequence. 359 * 360 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 361 * one gets run at the next available charging+idle time. This final mandatory 362 * no-fstrim check kicks in only of the other scheduling criteria is never met. 363 */ 364 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 365 366 /** 367 * Whether verification is enabled by default. 368 */ 369 private static final boolean DEFAULT_VERIFY_ENABLE = true; 370 371 /** 372 * The default maximum time to wait for the verification agent to return in 373 * milliseconds. 374 */ 375 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 376 377 /** 378 * The default response for package verification timeout. 379 * 380 * This can be either PackageManager.VERIFICATION_ALLOW or 381 * PackageManager.VERIFICATION_REJECT. 382 */ 383 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 384 385 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 386 387 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 388 DEFAULT_CONTAINER_PACKAGE, 389 "com.android.defcontainer.DefaultContainerService"); 390 391 private static final String KILL_APP_REASON_GIDS_CHANGED = 392 "permission grant or revoke changed gids"; 393 394 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 395 "permissions revoked"; 396 397 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 398 399 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 400 401 /** Permission grant: not grant the permission. */ 402 private static final int GRANT_DENIED = 1; 403 404 /** Permission grant: grant the permission as an install permission. */ 405 private static final int GRANT_INSTALL = 2; 406 407 /** Permission grant: grant the permission as a runtime one. */ 408 private static final int GRANT_RUNTIME = 3; 409 410 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 411 private static final int GRANT_UPGRADE = 4; 412 413 /** Canonical intent used to identify what counts as a "web browser" app */ 414 private static final Intent sBrowserIntent; 415 static { 416 sBrowserIntent = new Intent(); 417 sBrowserIntent.setAction(Intent.ACTION_VIEW); 418 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 419 sBrowserIntent.setData(Uri.parse("http:")); 420 } 421 422 final ServiceThread mHandlerThread; 423 424 final PackageHandler mHandler; 425 426 /** 427 * Messages for {@link #mHandler} that need to wait for system ready before 428 * being dispatched. 429 */ 430 private ArrayList<Message> mPostSystemReadyMessages; 431 432 final int mSdkVersion = Build.VERSION.SDK_INT; 433 434 final Context mContext; 435 final boolean mFactoryTest; 436 final boolean mOnlyCore; 437 final DisplayMetrics mMetrics; 438 final int mDefParseFlags; 439 final String[] mSeparateProcesses; 440 final boolean mIsUpgrade; 441 442 /** The location for ASEC container files on internal storage. */ 443 final String mAsecInternalPath; 444 445 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 446 // LOCK HELD. Can be called with mInstallLock held. 447 @GuardedBy("mInstallLock") 448 final Installer mInstaller; 449 450 /** Directory where installed third-party apps stored */ 451 final File mAppInstallDir; 452 final File mEphemeralInstallDir; 453 454 /** 455 * Directory to which applications installed internally have their 456 * 32 bit native libraries copied. 457 */ 458 private File mAppLib32InstallDir; 459 460 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 461 // apps. 462 final File mDrmAppPrivateInstallDir; 463 464 // ---------------------------------------------------------------- 465 466 // Lock for state used when installing and doing other long running 467 // operations. Methods that must be called with this lock held have 468 // the suffix "LI". 469 final Object mInstallLock = new Object(); 470 471 // ---------------------------------------------------------------- 472 473 // Keys are String (package name), values are Package. This also serves 474 // as the lock for the global state. Methods that must be called with 475 // this lock held have the prefix "LP". 476 @GuardedBy("mPackages") 477 final ArrayMap<String, PackageParser.Package> mPackages = 478 new ArrayMap<String, PackageParser.Package>(); 479 480 // Tracks available target package names -> overlay package paths. 481 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 482 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 483 484 /** 485 * Tracks new system packages [received in an OTA] that we expect to 486 * find updated user-installed versions. Keys are package name, values 487 * are package location. 488 */ 489 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 490 491 /** 492 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 493 */ 494 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 495 /** 496 * Whether or not system app permissions should be promoted from install to runtime. 497 */ 498 boolean mPromoteSystemApps; 499 500 final Settings mSettings; 501 boolean mRestoredSettings; 502 503 // System configuration read by SystemConfig. 504 final int[] mGlobalGids; 505 final SparseArray<ArraySet<String>> mSystemPermissions; 506 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 507 508 // If mac_permissions.xml was found for seinfo labeling. 509 boolean mFoundPolicyFile; 510 511 // If a recursive restorecon of /data/data/<pkg> is needed. 512 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 513 514 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 515 516 public static final class SharedLibraryEntry { 517 public final String path; 518 public final String apk; 519 520 SharedLibraryEntry(String _path, String _apk) { 521 path = _path; 522 apk = _apk; 523 } 524 } 525 526 // Currently known shared libraries. 527 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 528 new ArrayMap<String, SharedLibraryEntry>(); 529 530 // All available activities, for your resolving pleasure. 531 final ActivityIntentResolver mActivities = 532 new ActivityIntentResolver(); 533 534 // All available receivers, for your resolving pleasure. 535 final ActivityIntentResolver mReceivers = 536 new ActivityIntentResolver(); 537 538 // All available services, for your resolving pleasure. 539 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 540 541 // All available providers, for your resolving pleasure. 542 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 543 544 // Mapping from provider base names (first directory in content URI codePath) 545 // to the provider information. 546 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 547 new ArrayMap<String, PackageParser.Provider>(); 548 549 // Mapping from instrumentation class names to info about them. 550 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 551 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 552 553 // Mapping from permission names to info about them. 554 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 555 new ArrayMap<String, PackageParser.PermissionGroup>(); 556 557 // Packages whose data we have transfered into another package, thus 558 // should no longer exist. 559 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 560 561 // Broadcast actions that are only available to the system. 562 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 563 564 /** List of packages waiting for verification. */ 565 final SparseArray<PackageVerificationState> mPendingVerification 566 = new SparseArray<PackageVerificationState>(); 567 568 /** Set of packages associated with each app op permission. */ 569 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 570 571 final PackageInstallerService mInstallerService; 572 573 private final PackageDexOptimizer mPackageDexOptimizer; 574 575 private AtomicInteger mNextMoveId = new AtomicInteger(); 576 private final MoveCallbacks mMoveCallbacks; 577 578 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 579 580 // Cache of users who need badging. 581 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 582 583 /** Token for keys in mPendingVerification. */ 584 private int mPendingVerificationToken = 0; 585 586 volatile boolean mSystemReady; 587 volatile boolean mSafeMode; 588 volatile boolean mHasSystemUidErrors; 589 590 ApplicationInfo mAndroidApplication; 591 final ActivityInfo mResolveActivity = new ActivityInfo(); 592 final ResolveInfo mResolveInfo = new ResolveInfo(); 593 ComponentName mResolveComponentName; 594 PackageParser.Package mPlatformPackage; 595 ComponentName mCustomResolverComponentName; 596 597 boolean mResolverReplaced = false; 598 599 private final ComponentName mIntentFilterVerifierComponent; 600 private int mIntentFilterVerificationToken = 0; 601 602 /** Component that knows whether or not an ephemeral application exists */ 603 final ComponentName mEphemeralResolverComponent; 604 /** The service connection to the ephemeral resolver */ 605 final EphemeralResolverConnection mEphemeralResolverConnection; 606 607 /** Component used to install ephemeral applications */ 608 final ComponentName mEphemeralInstallerComponent; 609 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 610 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 611 612 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 613 = new SparseArray<IntentFilterVerificationState>(); 614 615 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 616 new DefaultPermissionGrantPolicy(this); 617 618 // List of packages names to keep cached, even if they are uninstalled for all users 619 private List<String> mKeepUninstalledPackages; 620 621 private static class IFVerificationParams { 622 PackageParser.Package pkg; 623 boolean replacing; 624 int userId; 625 int verifierUid; 626 627 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 628 int _userId, int _verifierUid) { 629 pkg = _pkg; 630 replacing = _replacing; 631 userId = _userId; 632 replacing = _replacing; 633 verifierUid = _verifierUid; 634 } 635 } 636 637 private interface IntentFilterVerifier<T extends IntentFilter> { 638 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 639 T filter, String packageName); 640 void startVerifications(int userId); 641 void receiveVerificationResponse(int verificationId); 642 } 643 644 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 645 private Context mContext; 646 private ComponentName mIntentFilterVerifierComponent; 647 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 648 649 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 650 mContext = context; 651 mIntentFilterVerifierComponent = verifierComponent; 652 } 653 654 private String getDefaultScheme() { 655 return IntentFilter.SCHEME_HTTPS; 656 } 657 658 @Override 659 public void startVerifications(int userId) { 660 // Launch verifications requests 661 int count = mCurrentIntentFilterVerifications.size(); 662 for (int n=0; n<count; n++) { 663 int verificationId = mCurrentIntentFilterVerifications.get(n); 664 final IntentFilterVerificationState ivs = 665 mIntentFilterVerificationStates.get(verificationId); 666 667 String packageName = ivs.getPackageName(); 668 669 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 670 final int filterCount = filters.size(); 671 ArraySet<String> domainsSet = new ArraySet<>(); 672 for (int m=0; m<filterCount; m++) { 673 PackageParser.ActivityIntentInfo filter = filters.get(m); 674 domainsSet.addAll(filter.getHostsList()); 675 } 676 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 677 synchronized (mPackages) { 678 if (mSettings.createIntentFilterVerificationIfNeededLPw( 679 packageName, domainsList) != null) { 680 scheduleWriteSettingsLocked(); 681 } 682 } 683 sendVerificationRequest(userId, verificationId, ivs); 684 } 685 mCurrentIntentFilterVerifications.clear(); 686 } 687 688 private void sendVerificationRequest(int userId, int verificationId, 689 IntentFilterVerificationState ivs) { 690 691 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 692 verificationIntent.putExtra( 693 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 694 verificationId); 695 verificationIntent.putExtra( 696 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 697 getDefaultScheme()); 698 verificationIntent.putExtra( 699 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 700 ivs.getHostsString()); 701 verificationIntent.putExtra( 702 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 703 ivs.getPackageName()); 704 verificationIntent.setComponent(mIntentFilterVerifierComponent); 705 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 706 707 UserHandle user = new UserHandle(userId); 708 mContext.sendBroadcastAsUser(verificationIntent, user); 709 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 710 "Sending IntentFilter verification broadcast"); 711 } 712 713 public void receiveVerificationResponse(int verificationId) { 714 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 715 716 final boolean verified = ivs.isVerified(); 717 718 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 719 final int count = filters.size(); 720 if (DEBUG_DOMAIN_VERIFICATION) { 721 Slog.i(TAG, "Received verification response " + verificationId 722 + " for " + count + " filters, verified=" + verified); 723 } 724 for (int n=0; n<count; n++) { 725 PackageParser.ActivityIntentInfo filter = filters.get(n); 726 filter.setVerified(verified); 727 728 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 729 + " verified with result:" + verified + " and hosts:" 730 + ivs.getHostsString()); 731 } 732 733 mIntentFilterVerificationStates.remove(verificationId); 734 735 final String packageName = ivs.getPackageName(); 736 IntentFilterVerificationInfo ivi = null; 737 738 synchronized (mPackages) { 739 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 740 } 741 if (ivi == null) { 742 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 743 + verificationId + " packageName:" + packageName); 744 return; 745 } 746 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 747 "Updating IntentFilterVerificationInfo for package " + packageName 748 +" verificationId:" + verificationId); 749 750 synchronized (mPackages) { 751 if (verified) { 752 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 753 } else { 754 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 755 } 756 scheduleWriteSettingsLocked(); 757 758 final int userId = ivs.getUserId(); 759 if (userId != UserHandle.USER_ALL) { 760 final int userStatus = 761 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 762 763 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 764 boolean needUpdate = false; 765 766 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 767 // already been set by the User thru the Disambiguation dialog 768 switch (userStatus) { 769 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 770 if (verified) { 771 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 772 } else { 773 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 774 } 775 needUpdate = true; 776 break; 777 778 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 779 if (verified) { 780 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 781 needUpdate = true; 782 } 783 break; 784 785 default: 786 // Nothing to do 787 } 788 789 if (needUpdate) { 790 mSettings.updateIntentFilterVerificationStatusLPw( 791 packageName, updatedStatus, userId); 792 scheduleWritePackageRestrictionsLocked(userId); 793 } 794 } 795 } 796 } 797 798 @Override 799 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 800 ActivityIntentInfo filter, String packageName) { 801 if (!hasValidDomains(filter)) { 802 return false; 803 } 804 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 805 if (ivs == null) { 806 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 807 packageName); 808 } 809 if (DEBUG_DOMAIN_VERIFICATION) { 810 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 811 } 812 ivs.addFilter(filter); 813 return true; 814 } 815 816 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 817 int userId, int verificationId, String packageName) { 818 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 819 verifierUid, userId, packageName); 820 ivs.setPendingState(); 821 synchronized (mPackages) { 822 mIntentFilterVerificationStates.append(verificationId, ivs); 823 mCurrentIntentFilterVerifications.add(verificationId); 824 } 825 return ivs; 826 } 827 } 828 829 private static boolean hasValidDomains(ActivityIntentInfo filter) { 830 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 831 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 832 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 833 } 834 835 private IntentFilterVerifier mIntentFilterVerifier; 836 837 // Set of pending broadcasts for aggregating enable/disable of components. 838 static class PendingPackageBroadcasts { 839 // for each user id, a map of <package name -> components within that package> 840 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 841 842 public PendingPackageBroadcasts() { 843 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 844 } 845 846 public ArrayList<String> get(int userId, String packageName) { 847 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 848 return packages.get(packageName); 849 } 850 851 public void put(int userId, String packageName, ArrayList<String> components) { 852 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 853 packages.put(packageName, components); 854 } 855 856 public void remove(int userId, String packageName) { 857 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 858 if (packages != null) { 859 packages.remove(packageName); 860 } 861 } 862 863 public void remove(int userId) { 864 mUidMap.remove(userId); 865 } 866 867 public int userIdCount() { 868 return mUidMap.size(); 869 } 870 871 public int userIdAt(int n) { 872 return mUidMap.keyAt(n); 873 } 874 875 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 876 return mUidMap.get(userId); 877 } 878 879 public int size() { 880 // total number of pending broadcast entries across all userIds 881 int num = 0; 882 for (int i = 0; i< mUidMap.size(); i++) { 883 num += mUidMap.valueAt(i).size(); 884 } 885 return num; 886 } 887 888 public void clear() { 889 mUidMap.clear(); 890 } 891 892 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 893 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 894 if (map == null) { 895 map = new ArrayMap<String, ArrayList<String>>(); 896 mUidMap.put(userId, map); 897 } 898 return map; 899 } 900 } 901 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 902 903 // Service Connection to remote media container service to copy 904 // package uri's from external media onto secure containers 905 // or internal storage. 906 private IMediaContainerService mContainerService = null; 907 908 static final int SEND_PENDING_BROADCAST = 1; 909 static final int MCS_BOUND = 3; 910 static final int END_COPY = 4; 911 static final int INIT_COPY = 5; 912 static final int MCS_UNBIND = 6; 913 static final int START_CLEANING_PACKAGE = 7; 914 static final int FIND_INSTALL_LOC = 8; 915 static final int POST_INSTALL = 9; 916 static final int MCS_RECONNECT = 10; 917 static final int MCS_GIVE_UP = 11; 918 static final int UPDATED_MEDIA_STATUS = 12; 919 static final int WRITE_SETTINGS = 13; 920 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 921 static final int PACKAGE_VERIFIED = 15; 922 static final int CHECK_PENDING_VERIFICATION = 16; 923 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 924 static final int INTENT_FILTER_VERIFIED = 18; 925 926 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 927 928 // Delay time in millisecs 929 static final int BROADCAST_DELAY = 10 * 1000; 930 931 static UserManagerService sUserManager; 932 933 // Stores a list of users whose package restrictions file needs to be updated 934 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 935 936 final private DefaultContainerConnection mDefContainerConn = 937 new DefaultContainerConnection(); 938 class DefaultContainerConnection implements ServiceConnection { 939 public void onServiceConnected(ComponentName name, IBinder service) { 940 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 941 IMediaContainerService imcs = 942 IMediaContainerService.Stub.asInterface(service); 943 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 944 } 945 946 public void onServiceDisconnected(ComponentName name) { 947 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 948 } 949 } 950 951 // Recordkeeping of restore-after-install operations that are currently in flight 952 // between the Package Manager and the Backup Manager 953 static class PostInstallData { 954 public InstallArgs args; 955 public PackageInstalledInfo res; 956 957 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 958 args = _a; 959 res = _r; 960 } 961 } 962 963 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 964 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 965 966 // XML tags for backup/restore of various bits of state 967 private static final String TAG_PREFERRED_BACKUP = "pa"; 968 private static final String TAG_DEFAULT_APPS = "da"; 969 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 970 971 final String mRequiredVerifierPackage; 972 final String mRequiredInstallerPackage; 973 974 private final PackageUsage mPackageUsage = new PackageUsage(); 975 976 private class PackageUsage { 977 private static final int WRITE_INTERVAL 978 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 979 980 private final Object mFileLock = new Object(); 981 private final AtomicLong mLastWritten = new AtomicLong(0); 982 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 983 984 private boolean mIsHistoricalPackageUsageAvailable = true; 985 986 boolean isHistoricalPackageUsageAvailable() { 987 return mIsHistoricalPackageUsageAvailable; 988 } 989 990 void write(boolean force) { 991 if (force) { 992 writeInternal(); 993 return; 994 } 995 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 996 && !DEBUG_DEXOPT) { 997 return; 998 } 999 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1000 new Thread("PackageUsage_DiskWriter") { 1001 @Override 1002 public void run() { 1003 try { 1004 writeInternal(); 1005 } finally { 1006 mBackgroundWriteRunning.set(false); 1007 } 1008 } 1009 }.start(); 1010 } 1011 } 1012 1013 private void writeInternal() { 1014 synchronized (mPackages) { 1015 synchronized (mFileLock) { 1016 AtomicFile file = getFile(); 1017 FileOutputStream f = null; 1018 try { 1019 f = file.startWrite(); 1020 BufferedOutputStream out = new BufferedOutputStream(f); 1021 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1022 StringBuilder sb = new StringBuilder(); 1023 for (PackageParser.Package pkg : mPackages.values()) { 1024 if (pkg.mLastPackageUsageTimeInMills == 0) { 1025 continue; 1026 } 1027 sb.setLength(0); 1028 sb.append(pkg.packageName); 1029 sb.append(' '); 1030 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1031 sb.append('\n'); 1032 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1033 } 1034 out.flush(); 1035 file.finishWrite(f); 1036 } catch (IOException e) { 1037 if (f != null) { 1038 file.failWrite(f); 1039 } 1040 Log.e(TAG, "Failed to write package usage times", e); 1041 } 1042 } 1043 } 1044 mLastWritten.set(SystemClock.elapsedRealtime()); 1045 } 1046 1047 void readLP() { 1048 synchronized (mFileLock) { 1049 AtomicFile file = getFile(); 1050 BufferedInputStream in = null; 1051 try { 1052 in = new BufferedInputStream(file.openRead()); 1053 StringBuffer sb = new StringBuffer(); 1054 while (true) { 1055 String packageName = readToken(in, sb, ' '); 1056 if (packageName == null) { 1057 break; 1058 } 1059 String timeInMillisString = readToken(in, sb, '\n'); 1060 if (timeInMillisString == null) { 1061 throw new IOException("Failed to find last usage time for package " 1062 + packageName); 1063 } 1064 PackageParser.Package pkg = mPackages.get(packageName); 1065 if (pkg == null) { 1066 continue; 1067 } 1068 long timeInMillis; 1069 try { 1070 timeInMillis = Long.parseLong(timeInMillisString); 1071 } catch (NumberFormatException e) { 1072 throw new IOException("Failed to parse " + timeInMillisString 1073 + " as a long.", e); 1074 } 1075 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1076 } 1077 } catch (FileNotFoundException expected) { 1078 mIsHistoricalPackageUsageAvailable = false; 1079 } catch (IOException e) { 1080 Log.w(TAG, "Failed to read package usage times", e); 1081 } finally { 1082 IoUtils.closeQuietly(in); 1083 } 1084 } 1085 mLastWritten.set(SystemClock.elapsedRealtime()); 1086 } 1087 1088 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1089 throws IOException { 1090 sb.setLength(0); 1091 while (true) { 1092 int ch = in.read(); 1093 if (ch == -1) { 1094 if (sb.length() == 0) { 1095 return null; 1096 } 1097 throw new IOException("Unexpected EOF"); 1098 } 1099 if (ch == endOfToken) { 1100 return sb.toString(); 1101 } 1102 sb.append((char)ch); 1103 } 1104 } 1105 1106 private AtomicFile getFile() { 1107 File dataDir = Environment.getDataDirectory(); 1108 File systemDir = new File(dataDir, "system"); 1109 File fname = new File(systemDir, "package-usage.list"); 1110 return new AtomicFile(fname); 1111 } 1112 } 1113 1114 class PackageHandler extends Handler { 1115 private boolean mBound = false; 1116 final ArrayList<HandlerParams> mPendingInstalls = 1117 new ArrayList<HandlerParams>(); 1118 1119 private boolean connectToService() { 1120 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1121 " DefaultContainerService"); 1122 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1123 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1124 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1125 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1126 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1127 mBound = true; 1128 return true; 1129 } 1130 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1131 return false; 1132 } 1133 1134 private void disconnectService() { 1135 mContainerService = null; 1136 mBound = false; 1137 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1138 mContext.unbindService(mDefContainerConn); 1139 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1140 } 1141 1142 PackageHandler(Looper looper) { 1143 super(looper); 1144 } 1145 1146 public void handleMessage(Message msg) { 1147 try { 1148 doHandleMessage(msg); 1149 } finally { 1150 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1151 } 1152 } 1153 1154 void doHandleMessage(Message msg) { 1155 switch (msg.what) { 1156 case INIT_COPY: { 1157 HandlerParams params = (HandlerParams) msg.obj; 1158 int idx = mPendingInstalls.size(); 1159 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1160 // If a bind was already initiated we dont really 1161 // need to do anything. The pending install 1162 // will be processed later on. 1163 if (!mBound) { 1164 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1165 System.identityHashCode(mHandler)); 1166 // If this is the only one pending we might 1167 // have to bind to the service again. 1168 if (!connectToService()) { 1169 Slog.e(TAG, "Failed to bind to media container service"); 1170 params.serviceError(); 1171 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1172 System.identityHashCode(mHandler)); 1173 if (params.traceMethod != null) { 1174 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1175 params.traceCookie); 1176 } 1177 return; 1178 } else { 1179 // Once we bind to the service, the first 1180 // pending request will be processed. 1181 mPendingInstalls.add(idx, params); 1182 } 1183 } else { 1184 mPendingInstalls.add(idx, params); 1185 // Already bound to the service. Just make 1186 // sure we trigger off processing the first request. 1187 if (idx == 0) { 1188 mHandler.sendEmptyMessage(MCS_BOUND); 1189 } 1190 } 1191 break; 1192 } 1193 case MCS_BOUND: { 1194 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1195 if (msg.obj != null) { 1196 mContainerService = (IMediaContainerService) msg.obj; 1197 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1198 System.identityHashCode(mHandler)); 1199 } 1200 if (mContainerService == null) { 1201 if (!mBound) { 1202 // Something seriously wrong since we are not bound and we are not 1203 // waiting for connection. Bail out. 1204 Slog.e(TAG, "Cannot bind to media container service"); 1205 for (HandlerParams params : mPendingInstalls) { 1206 // Indicate service bind error 1207 params.serviceError(); 1208 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1209 System.identityHashCode(params)); 1210 if (params.traceMethod != null) { 1211 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1212 params.traceMethod, params.traceCookie); 1213 } 1214 return; 1215 } 1216 mPendingInstalls.clear(); 1217 } else { 1218 Slog.w(TAG, "Waiting to connect to media container service"); 1219 } 1220 } else if (mPendingInstalls.size() > 0) { 1221 HandlerParams params = mPendingInstalls.get(0); 1222 if (params != null) { 1223 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1224 System.identityHashCode(params)); 1225 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1226 if (params.startCopy()) { 1227 // We are done... look for more work or to 1228 // go idle. 1229 if (DEBUG_SD_INSTALL) Log.i(TAG, 1230 "Checking for more work or unbind..."); 1231 // Delete pending install 1232 if (mPendingInstalls.size() > 0) { 1233 mPendingInstalls.remove(0); 1234 } 1235 if (mPendingInstalls.size() == 0) { 1236 if (mBound) { 1237 if (DEBUG_SD_INSTALL) Log.i(TAG, 1238 "Posting delayed MCS_UNBIND"); 1239 removeMessages(MCS_UNBIND); 1240 Message ubmsg = obtainMessage(MCS_UNBIND); 1241 // Unbind after a little delay, to avoid 1242 // continual thrashing. 1243 sendMessageDelayed(ubmsg, 10000); 1244 } 1245 } else { 1246 // There are more pending requests in queue. 1247 // Just post MCS_BOUND message to trigger processing 1248 // of next pending install. 1249 if (DEBUG_SD_INSTALL) Log.i(TAG, 1250 "Posting MCS_BOUND for next work"); 1251 mHandler.sendEmptyMessage(MCS_BOUND); 1252 } 1253 } 1254 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1255 } 1256 } else { 1257 // Should never happen ideally. 1258 Slog.w(TAG, "Empty queue"); 1259 } 1260 break; 1261 } 1262 case MCS_RECONNECT: { 1263 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1264 if (mPendingInstalls.size() > 0) { 1265 if (mBound) { 1266 disconnectService(); 1267 } 1268 if (!connectToService()) { 1269 Slog.e(TAG, "Failed to bind to media container service"); 1270 for (HandlerParams params : mPendingInstalls) { 1271 // Indicate service bind error 1272 params.serviceError(); 1273 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1274 System.identityHashCode(params)); 1275 } 1276 mPendingInstalls.clear(); 1277 } 1278 } 1279 break; 1280 } 1281 case MCS_UNBIND: { 1282 // If there is no actual work left, then time to unbind. 1283 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1284 1285 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1286 if (mBound) { 1287 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1288 1289 disconnectService(); 1290 } 1291 } else if (mPendingInstalls.size() > 0) { 1292 // There are more pending requests in queue. 1293 // Just post MCS_BOUND message to trigger processing 1294 // of next pending install. 1295 mHandler.sendEmptyMessage(MCS_BOUND); 1296 } 1297 1298 break; 1299 } 1300 case MCS_GIVE_UP: { 1301 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1302 HandlerParams params = mPendingInstalls.remove(0); 1303 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1304 System.identityHashCode(params)); 1305 break; 1306 } 1307 case SEND_PENDING_BROADCAST: { 1308 String packages[]; 1309 ArrayList<String> components[]; 1310 int size = 0; 1311 int uids[]; 1312 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1313 synchronized (mPackages) { 1314 if (mPendingBroadcasts == null) { 1315 return; 1316 } 1317 size = mPendingBroadcasts.size(); 1318 if (size <= 0) { 1319 // Nothing to be done. Just return 1320 return; 1321 } 1322 packages = new String[size]; 1323 components = new ArrayList[size]; 1324 uids = new int[size]; 1325 int i = 0; // filling out the above arrays 1326 1327 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1328 int packageUserId = mPendingBroadcasts.userIdAt(n); 1329 Iterator<Map.Entry<String, ArrayList<String>>> it 1330 = mPendingBroadcasts.packagesForUserId(packageUserId) 1331 .entrySet().iterator(); 1332 while (it.hasNext() && i < size) { 1333 Map.Entry<String, ArrayList<String>> ent = it.next(); 1334 packages[i] = ent.getKey(); 1335 components[i] = ent.getValue(); 1336 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1337 uids[i] = (ps != null) 1338 ? UserHandle.getUid(packageUserId, ps.appId) 1339 : -1; 1340 i++; 1341 } 1342 } 1343 size = i; 1344 mPendingBroadcasts.clear(); 1345 } 1346 // Send broadcasts 1347 for (int i = 0; i < size; i++) { 1348 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1349 } 1350 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1351 break; 1352 } 1353 case START_CLEANING_PACKAGE: { 1354 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1355 final String packageName = (String)msg.obj; 1356 final int userId = msg.arg1; 1357 final boolean andCode = msg.arg2 != 0; 1358 synchronized (mPackages) { 1359 if (userId == UserHandle.USER_ALL) { 1360 int[] users = sUserManager.getUserIds(); 1361 for (int user : users) { 1362 mSettings.addPackageToCleanLPw( 1363 new PackageCleanItem(user, packageName, andCode)); 1364 } 1365 } else { 1366 mSettings.addPackageToCleanLPw( 1367 new PackageCleanItem(userId, packageName, andCode)); 1368 } 1369 } 1370 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1371 startCleaningPackages(); 1372 } break; 1373 case POST_INSTALL: { 1374 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1375 1376 PostInstallData data = mRunningInstalls.get(msg.arg1); 1377 mRunningInstalls.delete(msg.arg1); 1378 boolean deleteOld = false; 1379 1380 if (data != null) { 1381 InstallArgs args = data.args; 1382 PackageInstalledInfo res = data.res; 1383 1384 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1385 final String packageName = res.pkg.applicationInfo.packageName; 1386 res.removedInfo.sendBroadcast(false, true, false); 1387 Bundle extras = new Bundle(1); 1388 extras.putInt(Intent.EXTRA_UID, res.uid); 1389 1390 // Now that we successfully installed the package, grant runtime 1391 // permissions if requested before broadcasting the install. 1392 if ((args.installFlags 1393 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1394 && res.pkg.applicationInfo.targetSdkVersion 1395 >= Build.VERSION_CODES.M) { 1396 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1397 args.installGrantPermissions); 1398 } 1399 1400 synchronized (mPackages) { 1401 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1402 } 1403 1404 // Determine the set of users who are adding this 1405 // package for the first time vs. those who are seeing 1406 // an update. 1407 int[] firstUsers; 1408 int[] updateUsers = new int[0]; 1409 if (res.origUsers == null || res.origUsers.length == 0) { 1410 firstUsers = res.newUsers; 1411 } else { 1412 firstUsers = new int[0]; 1413 for (int i=0; i<res.newUsers.length; i++) { 1414 int user = res.newUsers[i]; 1415 boolean isNew = true; 1416 for (int j=0; j<res.origUsers.length; j++) { 1417 if (res.origUsers[j] == user) { 1418 isNew = false; 1419 break; 1420 } 1421 } 1422 if (isNew) { 1423 int[] newFirst = new int[firstUsers.length+1]; 1424 System.arraycopy(firstUsers, 0, newFirst, 0, 1425 firstUsers.length); 1426 newFirst[firstUsers.length] = user; 1427 firstUsers = newFirst; 1428 } else { 1429 int[] newUpdate = new int[updateUsers.length+1]; 1430 System.arraycopy(updateUsers, 0, newUpdate, 0, 1431 updateUsers.length); 1432 newUpdate[updateUsers.length] = user; 1433 updateUsers = newUpdate; 1434 } 1435 } 1436 } 1437 // don't broadcast for ephemeral installs/updates 1438 final boolean isEphemeral = isEphemeral(res.pkg); 1439 if (!isEphemeral) { 1440 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1441 extras, 0 /*flags*/, null /*targetPackage*/, 1442 null /*finishedReceiver*/, firstUsers); 1443 } 1444 final boolean update = res.removedInfo.removedPackage != null; 1445 if (update) { 1446 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1447 } 1448 if (!isEphemeral) { 1449 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1450 extras, 0 /*flags*/, null /*targetPackage*/, 1451 null /*finishedReceiver*/, updateUsers); 1452 } 1453 if (update) { 1454 if (!isEphemeral) { 1455 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1456 packageName, extras, 0 /*flags*/, 1457 null /*targetPackage*/, null /*finishedReceiver*/, 1458 updateUsers); 1459 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1460 null /*package*/, null /*extras*/, 0 /*flags*/, 1461 packageName /*targetPackage*/, 1462 null /*finishedReceiver*/, updateUsers); 1463 } 1464 1465 // treat asec-hosted packages like removable media on upgrade 1466 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1467 if (DEBUG_INSTALL) { 1468 Slog.i(TAG, "upgrading pkg " + res.pkg 1469 + " is ASEC-hosted -> AVAILABLE"); 1470 } 1471 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1472 ArrayList<String> pkgList = new ArrayList<String>(1); 1473 pkgList.add(packageName); 1474 sendResourcesChangedBroadcast(true, true, 1475 pkgList,uidArray, null); 1476 } 1477 } 1478 if (res.removedInfo.args != null) { 1479 // Remove the replaced package's older resources safely now 1480 deleteOld = true; 1481 } 1482 1483 // If this app is a browser and it's newly-installed for some 1484 // users, clear any default-browser state in those users 1485 if (firstUsers.length > 0) { 1486 // the app's nature doesn't depend on the user, so we can just 1487 // check its browser nature in any user and generalize. 1488 if (packageIsBrowser(packageName, firstUsers[0])) { 1489 synchronized (mPackages) { 1490 for (int userId : firstUsers) { 1491 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1492 } 1493 } 1494 } 1495 } 1496 // Log current value of "unknown sources" setting 1497 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1498 getUnknownSourcesSettings()); 1499 } 1500 // Force a gc to clear up things 1501 Runtime.getRuntime().gc(); 1502 // We delete after a gc for applications on sdcard. 1503 if (deleteOld) { 1504 synchronized (mInstallLock) { 1505 res.removedInfo.args.doPostDeleteLI(true); 1506 } 1507 } 1508 if (args.observer != null) { 1509 try { 1510 Bundle extras = extrasForInstallResult(res); 1511 args.observer.onPackageInstalled(res.name, res.returnCode, 1512 res.returnMsg, extras); 1513 } catch (RemoteException e) { 1514 Slog.i(TAG, "Observer no longer exists."); 1515 } 1516 } 1517 if (args.traceMethod != null) { 1518 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1519 args.traceCookie); 1520 } 1521 return; 1522 } else { 1523 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1524 } 1525 1526 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1527 } break; 1528 case UPDATED_MEDIA_STATUS: { 1529 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1530 boolean reportStatus = msg.arg1 == 1; 1531 boolean doGc = msg.arg2 == 1; 1532 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1533 if (doGc) { 1534 // Force a gc to clear up stale containers. 1535 Runtime.getRuntime().gc(); 1536 } 1537 if (msg.obj != null) { 1538 @SuppressWarnings("unchecked") 1539 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1540 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1541 // Unload containers 1542 unloadAllContainers(args); 1543 } 1544 if (reportStatus) { 1545 try { 1546 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1547 PackageHelper.getMountService().finishMediaUpdate(); 1548 } catch (RemoteException e) { 1549 Log.e(TAG, "MountService not running?"); 1550 } 1551 } 1552 } break; 1553 case WRITE_SETTINGS: { 1554 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1555 synchronized (mPackages) { 1556 removeMessages(WRITE_SETTINGS); 1557 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1558 mSettings.writeLPr(); 1559 mDirtyUsers.clear(); 1560 } 1561 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1562 } break; 1563 case WRITE_PACKAGE_RESTRICTIONS: { 1564 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1565 synchronized (mPackages) { 1566 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1567 for (int userId : mDirtyUsers) { 1568 mSettings.writePackageRestrictionsLPr(userId); 1569 } 1570 mDirtyUsers.clear(); 1571 } 1572 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1573 } break; 1574 case CHECK_PENDING_VERIFICATION: { 1575 final int verificationId = msg.arg1; 1576 final PackageVerificationState state = mPendingVerification.get(verificationId); 1577 1578 if ((state != null) && !state.timeoutExtended()) { 1579 final InstallArgs args = state.getInstallArgs(); 1580 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1581 1582 Slog.i(TAG, "Verification timed out for " + originUri); 1583 mPendingVerification.remove(verificationId); 1584 1585 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1586 1587 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1588 Slog.i(TAG, "Continuing with installation of " + originUri); 1589 state.setVerifierResponse(Binder.getCallingUid(), 1590 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1591 broadcastPackageVerified(verificationId, originUri, 1592 PackageManager.VERIFICATION_ALLOW, 1593 state.getInstallArgs().getUser()); 1594 try { 1595 ret = args.copyApk(mContainerService, true); 1596 } catch (RemoteException e) { 1597 Slog.e(TAG, "Could not contact the ContainerService"); 1598 } 1599 } else { 1600 broadcastPackageVerified(verificationId, originUri, 1601 PackageManager.VERIFICATION_REJECT, 1602 state.getInstallArgs().getUser()); 1603 } 1604 1605 Trace.asyncTraceEnd( 1606 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1607 1608 processPendingInstall(args, ret); 1609 mHandler.sendEmptyMessage(MCS_UNBIND); 1610 } 1611 break; 1612 } 1613 case PACKAGE_VERIFIED: { 1614 final int verificationId = msg.arg1; 1615 1616 final PackageVerificationState state = mPendingVerification.get(verificationId); 1617 if (state == null) { 1618 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1619 break; 1620 } 1621 1622 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1623 1624 state.setVerifierResponse(response.callerUid, response.code); 1625 1626 if (state.isVerificationComplete()) { 1627 mPendingVerification.remove(verificationId); 1628 1629 final InstallArgs args = state.getInstallArgs(); 1630 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1631 1632 int ret; 1633 if (state.isInstallAllowed()) { 1634 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1635 broadcastPackageVerified(verificationId, originUri, 1636 response.code, state.getInstallArgs().getUser()); 1637 try { 1638 ret = args.copyApk(mContainerService, true); 1639 } catch (RemoteException e) { 1640 Slog.e(TAG, "Could not contact the ContainerService"); 1641 } 1642 } else { 1643 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1644 } 1645 1646 Trace.asyncTraceEnd( 1647 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1648 1649 processPendingInstall(args, ret); 1650 mHandler.sendEmptyMessage(MCS_UNBIND); 1651 } 1652 1653 break; 1654 } 1655 case START_INTENT_FILTER_VERIFICATIONS: { 1656 IFVerificationParams params = (IFVerificationParams) msg.obj; 1657 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1658 params.replacing, params.pkg); 1659 break; 1660 } 1661 case INTENT_FILTER_VERIFIED: { 1662 final int verificationId = msg.arg1; 1663 1664 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1665 verificationId); 1666 if (state == null) { 1667 Slog.w(TAG, "Invalid IntentFilter verification token " 1668 + verificationId + " received"); 1669 break; 1670 } 1671 1672 final int userId = state.getUserId(); 1673 1674 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1675 "Processing IntentFilter verification with token:" 1676 + verificationId + " and userId:" + userId); 1677 1678 final IntentFilterVerificationResponse response = 1679 (IntentFilterVerificationResponse) msg.obj; 1680 1681 state.setVerifierResponse(response.callerUid, response.code); 1682 1683 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1684 "IntentFilter verification with token:" + verificationId 1685 + " and userId:" + userId 1686 + " is settings verifier response with response code:" 1687 + response.code); 1688 1689 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1690 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1691 + response.getFailedDomainsString()); 1692 } 1693 1694 if (state.isVerificationComplete()) { 1695 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1696 } else { 1697 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1698 "IntentFilter verification with token:" + verificationId 1699 + " was not said to be complete"); 1700 } 1701 1702 break; 1703 } 1704 } 1705 } 1706 } 1707 1708 private StorageEventListener mStorageListener = new StorageEventListener() { 1709 @Override 1710 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1711 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1712 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1713 final String volumeUuid = vol.getFsUuid(); 1714 1715 // Clean up any users or apps that were removed or recreated 1716 // while this volume was missing 1717 reconcileUsers(volumeUuid); 1718 reconcileApps(volumeUuid); 1719 1720 // Clean up any install sessions that expired or were 1721 // cancelled while this volume was missing 1722 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1723 1724 loadPrivatePackages(vol); 1725 1726 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1727 unloadPrivatePackages(vol); 1728 } 1729 } 1730 1731 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1732 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1733 updateExternalMediaStatus(true, false); 1734 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1735 updateExternalMediaStatus(false, false); 1736 } 1737 } 1738 } 1739 1740 @Override 1741 public void onVolumeForgotten(String fsUuid) { 1742 if (TextUtils.isEmpty(fsUuid)) { 1743 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1744 return; 1745 } 1746 1747 // Remove any apps installed on the forgotten volume 1748 synchronized (mPackages) { 1749 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1750 for (PackageSetting ps : packages) { 1751 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1752 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1753 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1754 } 1755 1756 mSettings.onVolumeForgotten(fsUuid); 1757 mSettings.writeLPr(); 1758 } 1759 } 1760 }; 1761 1762 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1763 String[] grantedPermissions) { 1764 if (userId >= UserHandle.USER_SYSTEM) { 1765 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1766 } else if (userId == UserHandle.USER_ALL) { 1767 final int[] userIds; 1768 synchronized (mPackages) { 1769 userIds = UserManagerService.getInstance().getUserIds(); 1770 } 1771 for (int someUserId : userIds) { 1772 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1773 } 1774 } 1775 1776 // We could have touched GID membership, so flush out packages.list 1777 synchronized (mPackages) { 1778 mSettings.writePackageListLPr(); 1779 } 1780 } 1781 1782 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1783 String[] grantedPermissions) { 1784 SettingBase sb = (SettingBase) pkg.mExtras; 1785 if (sb == null) { 1786 return; 1787 } 1788 1789 PermissionsState permissionsState = sb.getPermissionsState(); 1790 1791 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1792 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1793 1794 synchronized (mPackages) { 1795 for (String permission : pkg.requestedPermissions) { 1796 BasePermission bp = mSettings.mPermissions.get(permission); 1797 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1798 && (grantedPermissions == null 1799 || ArrayUtils.contains(grantedPermissions, permission))) { 1800 final int flags = permissionsState.getPermissionFlags(permission, userId); 1801 // Installer cannot change immutable permissions. 1802 if ((flags & immutableFlags) == 0) { 1803 grantRuntimePermission(pkg.packageName, permission, userId); 1804 } 1805 } 1806 } 1807 } 1808 } 1809 1810 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1811 Bundle extras = null; 1812 switch (res.returnCode) { 1813 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1814 extras = new Bundle(); 1815 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1816 res.origPermission); 1817 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1818 res.origPackage); 1819 break; 1820 } 1821 case PackageManager.INSTALL_SUCCEEDED: { 1822 extras = new Bundle(); 1823 extras.putBoolean(Intent.EXTRA_REPLACING, 1824 res.removedInfo != null && res.removedInfo.removedPackage != null); 1825 break; 1826 } 1827 } 1828 return extras; 1829 } 1830 1831 void scheduleWriteSettingsLocked() { 1832 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1833 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1834 } 1835 } 1836 1837 void scheduleWritePackageRestrictionsLocked(int userId) { 1838 if (!sUserManager.exists(userId)) return; 1839 mDirtyUsers.add(userId); 1840 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1841 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1842 } 1843 } 1844 1845 public static PackageManagerService main(Context context, Installer installer, 1846 boolean factoryTest, boolean onlyCore) { 1847 PackageManagerService m = new PackageManagerService(context, installer, 1848 factoryTest, onlyCore); 1849 m.enableSystemUserPackages(); 1850 ServiceManager.addService("package", m); 1851 return m; 1852 } 1853 1854 private void enableSystemUserPackages() { 1855 if (!UserManager.isSplitSystemUser()) { 1856 return; 1857 } 1858 // For system user, enable apps based on the following conditions: 1859 // - app is whitelisted or belong to one of these groups: 1860 // -- system app which has no launcher icons 1861 // -- system app which has INTERACT_ACROSS_USERS permission 1862 // -- system IME app 1863 // - app is not in the blacklist 1864 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1865 Set<String> enableApps = new ArraySet<>(); 1866 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1867 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1868 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1869 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1870 enableApps.addAll(wlApps); 1871 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1872 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1873 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1874 enableApps.removeAll(blApps); 1875 Log.i(TAG, "Applications installed for system user: " + enableApps); 1876 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 1877 UserHandle.SYSTEM); 1878 final int allAppsSize = allAps.size(); 1879 synchronized (mPackages) { 1880 for (int i = 0; i < allAppsSize; i++) { 1881 String pName = allAps.get(i); 1882 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1883 // Should not happen, but we shouldn't be failing if it does 1884 if (pkgSetting == null) { 1885 continue; 1886 } 1887 boolean install = enableApps.contains(pName); 1888 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 1889 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 1890 + " for system user"); 1891 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 1892 } 1893 } 1894 } 1895 } 1896 1897 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1898 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1899 Context.DISPLAY_SERVICE); 1900 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1901 } 1902 1903 public PackageManagerService(Context context, Installer installer, 1904 boolean factoryTest, boolean onlyCore) { 1905 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1906 SystemClock.uptimeMillis()); 1907 1908 if (mSdkVersion <= 0) { 1909 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1910 } 1911 1912 mContext = context; 1913 mFactoryTest = factoryTest; 1914 mOnlyCore = onlyCore; 1915 mMetrics = new DisplayMetrics(); 1916 mSettings = new Settings(mPackages); 1917 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1918 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1919 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1920 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1921 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1922 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1923 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1924 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1925 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1926 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1927 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1928 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1929 1930 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1931 if (separateProcesses != null && separateProcesses.length() > 0) { 1932 if ("*".equals(separateProcesses)) { 1933 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1934 mSeparateProcesses = null; 1935 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1936 } else { 1937 mDefParseFlags = 0; 1938 mSeparateProcesses = separateProcesses.split(","); 1939 Slog.w(TAG, "Running with debug.separate_processes: " 1940 + separateProcesses); 1941 } 1942 } else { 1943 mDefParseFlags = 0; 1944 mSeparateProcesses = null; 1945 } 1946 1947 mInstaller = installer; 1948 mPackageDexOptimizer = new PackageDexOptimizer(this); 1949 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1950 1951 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1952 FgThread.get().getLooper()); 1953 1954 getDefaultDisplayMetrics(context, mMetrics); 1955 1956 SystemConfig systemConfig = SystemConfig.getInstance(); 1957 mGlobalGids = systemConfig.getGlobalGids(); 1958 mSystemPermissions = systemConfig.getSystemPermissions(); 1959 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1960 1961 synchronized (mInstallLock) { 1962 // writer 1963 synchronized (mPackages) { 1964 mHandlerThread = new ServiceThread(TAG, 1965 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1966 mHandlerThread.start(); 1967 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1968 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1969 1970 File dataDir = Environment.getDataDirectory(); 1971 mAppInstallDir = new File(dataDir, "app"); 1972 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1973 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 1974 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1975 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1976 1977 sUserManager = new UserManagerService(context, this, mPackages); 1978 1979 // Propagate permission configuration in to package manager. 1980 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1981 = systemConfig.getPermissions(); 1982 for (int i=0; i<permConfig.size(); i++) { 1983 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1984 BasePermission bp = mSettings.mPermissions.get(perm.name); 1985 if (bp == null) { 1986 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1987 mSettings.mPermissions.put(perm.name, bp); 1988 } 1989 if (perm.gids != null) { 1990 bp.setGids(perm.gids, perm.perUser); 1991 } 1992 } 1993 1994 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1995 for (int i=0; i<libConfig.size(); i++) { 1996 mSharedLibraries.put(libConfig.keyAt(i), 1997 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1998 } 1999 2000 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2001 2002 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2003 2004 String customResolverActivity = Resources.getSystem().getString( 2005 R.string.config_customResolverActivity); 2006 if (TextUtils.isEmpty(customResolverActivity)) { 2007 customResolverActivity = null; 2008 } else { 2009 mCustomResolverComponentName = ComponentName.unflattenFromString( 2010 customResolverActivity); 2011 } 2012 2013 long startTime = SystemClock.uptimeMillis(); 2014 2015 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2016 startTime); 2017 2018 // Set flag to monitor and not change apk file paths when 2019 // scanning install directories. 2020 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2021 2022 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2023 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2024 2025 if (bootClassPath == null) { 2026 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2027 } 2028 2029 if (systemServerClassPath == null) { 2030 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2031 } 2032 2033 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2034 final String[] dexCodeInstructionSets = 2035 getDexCodeInstructionSets( 2036 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2037 2038 /** 2039 * Ensure all external libraries have had dexopt run on them. 2040 */ 2041 if (mSharedLibraries.size() > 0) { 2042 // NOTE: For now, we're compiling these system "shared libraries" 2043 // (and framework jars) into all available architectures. It's possible 2044 // to compile them only when we come across an app that uses them (there's 2045 // already logic for that in scanPackageLI) but that adds some complexity. 2046 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2047 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2048 final String lib = libEntry.path; 2049 if (lib == null) { 2050 continue; 2051 } 2052 2053 try { 2054 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2055 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2056 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2057 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2058 } 2059 } catch (FileNotFoundException e) { 2060 Slog.w(TAG, "Library not found: " + lib); 2061 } catch (IOException e) { 2062 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2063 + e.getMessage()); 2064 } 2065 } 2066 } 2067 } 2068 2069 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2070 2071 final VersionInfo ver = mSettings.getInternalVersion(); 2072 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2073 // when upgrading from pre-M, promote system app permissions from install to runtime 2074 mPromoteSystemApps = 2075 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2076 2077 // save off the names of pre-existing system packages prior to scanning; we don't 2078 // want to automatically grant runtime permissions for new system apps 2079 if (mPromoteSystemApps) { 2080 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2081 while (pkgSettingIter.hasNext()) { 2082 PackageSetting ps = pkgSettingIter.next(); 2083 if (isSystemApp(ps)) { 2084 mExistingSystemPackages.add(ps.name); 2085 } 2086 } 2087 } 2088 2089 // Collect vendor overlay packages. 2090 // (Do this before scanning any apps.) 2091 // For security and version matching reason, only consider 2092 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2093 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2094 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2095 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2096 2097 // Find base frameworks (resource packages without code). 2098 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2099 | PackageParser.PARSE_IS_SYSTEM_DIR 2100 | PackageParser.PARSE_IS_PRIVILEGED, 2101 scanFlags | SCAN_NO_DEX, 0); 2102 2103 // Collected privileged system packages. 2104 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2105 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2106 | PackageParser.PARSE_IS_SYSTEM_DIR 2107 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2108 2109 // Collect ordinary system packages. 2110 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2111 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2112 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2113 2114 // Collect all vendor packages. 2115 File vendorAppDir = new File("/vendor/app"); 2116 try { 2117 vendorAppDir = vendorAppDir.getCanonicalFile(); 2118 } catch (IOException e) { 2119 // failed to look up canonical path, continue with original one 2120 } 2121 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2122 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2123 2124 // Collect all OEM packages. 2125 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2126 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2127 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2128 2129 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2130 mInstaller.moveFiles(); 2131 2132 // Prune any system packages that no longer exist. 2133 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2134 if (!mOnlyCore) { 2135 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2136 while (psit.hasNext()) { 2137 PackageSetting ps = psit.next(); 2138 2139 /* 2140 * If this is not a system app, it can't be a 2141 * disable system app. 2142 */ 2143 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2144 continue; 2145 } 2146 2147 /* 2148 * If the package is scanned, it's not erased. 2149 */ 2150 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2151 if (scannedPkg != null) { 2152 /* 2153 * If the system app is both scanned and in the 2154 * disabled packages list, then it must have been 2155 * added via OTA. Remove it from the currently 2156 * scanned package so the previously user-installed 2157 * application can be scanned. 2158 */ 2159 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2160 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2161 + ps.name + "; removing system app. Last known codePath=" 2162 + ps.codePathString + ", installStatus=" + ps.installStatus 2163 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2164 + scannedPkg.mVersionCode); 2165 removePackageLI(ps, true); 2166 mExpectingBetter.put(ps.name, ps.codePath); 2167 } 2168 2169 continue; 2170 } 2171 2172 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2173 psit.remove(); 2174 logCriticalInfo(Log.WARN, "System package " + ps.name 2175 + " no longer exists; wiping its data"); 2176 removeDataDirsLI(null, ps.name); 2177 } else { 2178 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2179 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2180 possiblyDeletedUpdatedSystemApps.add(ps.name); 2181 } 2182 } 2183 } 2184 } 2185 2186 //look for any incomplete package installations 2187 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2188 //clean up list 2189 for(int i = 0; i < deletePkgsList.size(); i++) { 2190 //clean up here 2191 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2192 } 2193 //delete tmp files 2194 deleteTempPackageFiles(); 2195 2196 // Remove any shared userIDs that have no associated packages 2197 mSettings.pruneSharedUsersLPw(); 2198 2199 if (!mOnlyCore) { 2200 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2201 SystemClock.uptimeMillis()); 2202 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2203 2204 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2205 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2206 2207 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2208 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2209 2210 /** 2211 * Remove disable package settings for any updated system 2212 * apps that were removed via an OTA. If they're not a 2213 * previously-updated app, remove them completely. 2214 * Otherwise, just revoke their system-level permissions. 2215 */ 2216 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2217 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2218 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2219 2220 String msg; 2221 if (deletedPkg == null) { 2222 msg = "Updated system package " + deletedAppName 2223 + " no longer exists; wiping its data"; 2224 removeDataDirsLI(null, deletedAppName); 2225 } else { 2226 msg = "Updated system app + " + deletedAppName 2227 + " no longer present; removing system privileges for " 2228 + deletedAppName; 2229 2230 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2231 2232 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2233 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2234 } 2235 logCriticalInfo(Log.WARN, msg); 2236 } 2237 2238 /** 2239 * Make sure all system apps that we expected to appear on 2240 * the userdata partition actually showed up. If they never 2241 * appeared, crawl back and revive the system version. 2242 */ 2243 for (int i = 0; i < mExpectingBetter.size(); i++) { 2244 final String packageName = mExpectingBetter.keyAt(i); 2245 if (!mPackages.containsKey(packageName)) { 2246 final File scanFile = mExpectingBetter.valueAt(i); 2247 2248 logCriticalInfo(Log.WARN, "Expected better " + packageName 2249 + " but never showed up; reverting to system"); 2250 2251 final int reparseFlags; 2252 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2253 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2254 | PackageParser.PARSE_IS_SYSTEM_DIR 2255 | PackageParser.PARSE_IS_PRIVILEGED; 2256 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2257 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2258 | PackageParser.PARSE_IS_SYSTEM_DIR; 2259 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2260 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2261 | PackageParser.PARSE_IS_SYSTEM_DIR; 2262 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2263 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2264 | PackageParser.PARSE_IS_SYSTEM_DIR; 2265 } else { 2266 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2267 continue; 2268 } 2269 2270 mSettings.enableSystemPackageLPw(packageName); 2271 2272 try { 2273 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2274 } catch (PackageManagerException e) { 2275 Slog.e(TAG, "Failed to parse original system package: " 2276 + e.getMessage()); 2277 } 2278 } 2279 } 2280 } 2281 mExpectingBetter.clear(); 2282 2283 // Now that we know all of the shared libraries, update all clients to have 2284 // the correct library paths. 2285 updateAllSharedLibrariesLPw(); 2286 2287 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2288 // NOTE: We ignore potential failures here during a system scan (like 2289 // the rest of the commands above) because there's precious little we 2290 // can do about it. A settings error is reported, though. 2291 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2292 false /* boot complete */); 2293 } 2294 2295 // Now that we know all the packages we are keeping, 2296 // read and update their last usage times. 2297 mPackageUsage.readLP(); 2298 2299 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2300 SystemClock.uptimeMillis()); 2301 Slog.i(TAG, "Time to scan packages: " 2302 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2303 + " seconds"); 2304 2305 // If the platform SDK has changed since the last time we booted, 2306 // we need to re-grant app permission to catch any new ones that 2307 // appear. This is really a hack, and means that apps can in some 2308 // cases get permissions that the user didn't initially explicitly 2309 // allow... it would be nice to have some better way to handle 2310 // this situation. 2311 int updateFlags = UPDATE_PERMISSIONS_ALL; 2312 if (ver.sdkVersion != mSdkVersion) { 2313 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2314 + mSdkVersion + "; regranting permissions for internal storage"); 2315 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2316 } 2317 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2318 ver.sdkVersion = mSdkVersion; 2319 2320 // If this is the first boot or an update from pre-M, and it is a normal 2321 // boot, then we need to initialize the default preferred apps across 2322 // all defined users. 2323 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2324 for (UserInfo user : sUserManager.getUsers(true)) { 2325 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2326 applyFactoryDefaultBrowserLPw(user.id); 2327 primeDomainVerificationsLPw(user.id); 2328 } 2329 } 2330 2331 // If this is first boot after an OTA, and a normal boot, then 2332 // we need to clear code cache directories. 2333 if (mIsUpgrade && !onlyCore) { 2334 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2335 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2336 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2337 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2338 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2339 } 2340 } 2341 ver.fingerprint = Build.FINGERPRINT; 2342 } 2343 2344 checkDefaultBrowser(); 2345 2346 // clear only after permissions and other defaults have been updated 2347 mExistingSystemPackages.clear(); 2348 mPromoteSystemApps = false; 2349 2350 // All the changes are done during package scanning. 2351 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2352 2353 // can downgrade to reader 2354 mSettings.writeLPr(); 2355 2356 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2357 SystemClock.uptimeMillis()); 2358 2359 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2360 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2361 2362 mInstallerService = new PackageInstallerService(context, this); 2363 2364 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2365 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2366 mIntentFilterVerifierComponent); 2367 2368 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2369 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2370 // both the installer and resolver must be present to enable ephemeral 2371 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2372 if (DEBUG_EPHEMERAL) { 2373 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2374 + " installer:" + ephemeralInstallerComponent); 2375 } 2376 mEphemeralResolverComponent = ephemeralResolverComponent; 2377 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2378 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2379 mEphemeralResolverConnection = 2380 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2381 } else { 2382 if (DEBUG_EPHEMERAL) { 2383 final String missingComponent = 2384 (ephemeralResolverComponent == null) 2385 ? (ephemeralInstallerComponent == null) 2386 ? "resolver and installer" 2387 : "resolver" 2388 : "installer"; 2389 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2390 } 2391 mEphemeralResolverComponent = null; 2392 mEphemeralInstallerComponent = null; 2393 mEphemeralResolverConnection = null; 2394 } 2395 2396 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2397 } // synchronized (mPackages) 2398 } // synchronized (mInstallLock) 2399 2400 // Now after opening every single application zip, make sure they 2401 // are all flushed. Not really needed, but keeps things nice and 2402 // tidy. 2403 Runtime.getRuntime().gc(); 2404 2405 // The initial scanning above does many calls into installd while 2406 // holding the mPackages lock, but we're mostly interested in yelling 2407 // once we have a booted system. 2408 mInstaller.setWarnIfHeld(mPackages); 2409 2410 // Expose private service for system components to use. 2411 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2412 } 2413 2414 @Override 2415 public boolean isFirstBoot() { 2416 return !mRestoredSettings; 2417 } 2418 2419 @Override 2420 public boolean isOnlyCoreApps() { 2421 return mOnlyCore; 2422 } 2423 2424 @Override 2425 public boolean isUpgrade() { 2426 return mIsUpgrade; 2427 } 2428 2429 private String getRequiredVerifierLPr() { 2430 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2431 // We only care about verifier that's installed under system user. 2432 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2433 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2434 2435 String requiredVerifier = null; 2436 2437 final int N = receivers.size(); 2438 for (int i = 0; i < N; i++) { 2439 final ResolveInfo info = receivers.get(i); 2440 2441 if (info.activityInfo == null) { 2442 continue; 2443 } 2444 2445 final String packageName = info.activityInfo.packageName; 2446 2447 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2448 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2449 continue; 2450 } 2451 2452 if (requiredVerifier != null) { 2453 throw new RuntimeException("There can be only one required verifier"); 2454 } 2455 2456 requiredVerifier = packageName; 2457 } 2458 2459 return requiredVerifier; 2460 } 2461 2462 private String getRequiredInstallerLPr() { 2463 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2464 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2465 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2466 2467 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2468 PACKAGE_MIME_TYPE, 0, UserHandle.USER_SYSTEM); 2469 2470 String requiredInstaller = null; 2471 2472 final int N = installers.size(); 2473 for (int i = 0; i < N; i++) { 2474 final ResolveInfo info = installers.get(i); 2475 final String packageName = info.activityInfo.packageName; 2476 2477 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2478 continue; 2479 } 2480 2481 if (requiredInstaller != null) { 2482 throw new RuntimeException("There must be one required installer"); 2483 } 2484 2485 requiredInstaller = packageName; 2486 } 2487 2488 if (requiredInstaller == null) { 2489 throw new RuntimeException("There must be one required installer"); 2490 } 2491 2492 return requiredInstaller; 2493 } 2494 2495 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2496 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2497 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2498 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2499 2500 ComponentName verifierComponentName = null; 2501 2502 int priority = -1000; 2503 final int N = receivers.size(); 2504 for (int i = 0; i < N; i++) { 2505 final ResolveInfo info = receivers.get(i); 2506 2507 if (info.activityInfo == null) { 2508 continue; 2509 } 2510 2511 final String packageName = info.activityInfo.packageName; 2512 2513 final PackageSetting ps = mSettings.mPackages.get(packageName); 2514 if (ps == null) { 2515 continue; 2516 } 2517 2518 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2519 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2520 continue; 2521 } 2522 2523 // Select the IntentFilterVerifier with the highest priority 2524 if (priority < info.priority) { 2525 priority = info.priority; 2526 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2527 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2528 + verifierComponentName + " with priority: " + info.priority); 2529 } 2530 } 2531 2532 return verifierComponentName; 2533 } 2534 2535 private ComponentName getEphemeralResolverLPr() { 2536 final String[] packageArray = 2537 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2538 if (packageArray.length == 0) { 2539 if (DEBUG_EPHEMERAL) { 2540 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2541 } 2542 return null; 2543 } 2544 2545 Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2546 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, 2547 null /*resolvedType*/, 0 /*flags*/, UserHandle.USER_SYSTEM); 2548 2549 final int N = resolvers.size(); 2550 if (N == 0) { 2551 if (DEBUG_EPHEMERAL) { 2552 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2553 } 2554 return null; 2555 } 2556 2557 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2558 for (int i = 0; i < N; i++) { 2559 final ResolveInfo info = resolvers.get(i); 2560 2561 if (info.serviceInfo == null) { 2562 continue; 2563 } 2564 2565 final String packageName = info.serviceInfo.packageName; 2566 if (!possiblePackages.contains(packageName)) { 2567 if (DEBUG_EPHEMERAL) { 2568 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2569 + " pkg: " + packageName + ", info:" + info); 2570 } 2571 continue; 2572 } 2573 2574 if (DEBUG_EPHEMERAL) { 2575 Slog.v(TAG, "Ephemeral resolver found;" 2576 + " pkg: " + packageName + ", info:" + info); 2577 } 2578 return new ComponentName(packageName, info.serviceInfo.name); 2579 } 2580 if (DEBUG_EPHEMERAL) { 2581 Slog.v(TAG, "Ephemeral resolver NOT found"); 2582 } 2583 return null; 2584 } 2585 2586 private ComponentName getEphemeralInstallerLPr() { 2587 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2588 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2589 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2590 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2591 PACKAGE_MIME_TYPE, 0 /*flags*/, 0 /*userId*/); 2592 2593 ComponentName ephemeralInstaller = null; 2594 2595 final int N = installers.size(); 2596 for (int i = 0; i < N; i++) { 2597 final ResolveInfo info = installers.get(i); 2598 final String packageName = info.activityInfo.packageName; 2599 2600 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2601 if (DEBUG_EPHEMERAL) { 2602 Slog.d(TAG, "Ephemeral installer is not system app;" 2603 + " pkg: " + packageName + ", info:" + info); 2604 } 2605 continue; 2606 } 2607 2608 if (ephemeralInstaller != null) { 2609 throw new RuntimeException("There must only be one ephemeral installer"); 2610 } 2611 2612 ephemeralInstaller = new ComponentName(packageName, info.activityInfo.name); 2613 } 2614 2615 return ephemeralInstaller; 2616 } 2617 2618 private void primeDomainVerificationsLPw(int userId) { 2619 if (DEBUG_DOMAIN_VERIFICATION) { 2620 Slog.d(TAG, "Priming domain verifications in user " + userId); 2621 } 2622 2623 SystemConfig systemConfig = SystemConfig.getInstance(); 2624 ArraySet<String> packages = systemConfig.getLinkedApps(); 2625 ArraySet<String> domains = new ArraySet<String>(); 2626 2627 for (String packageName : packages) { 2628 PackageParser.Package pkg = mPackages.get(packageName); 2629 if (pkg != null) { 2630 if (!pkg.isSystemApp()) { 2631 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2632 continue; 2633 } 2634 2635 domains.clear(); 2636 for (PackageParser.Activity a : pkg.activities) { 2637 for (ActivityIntentInfo filter : a.intents) { 2638 if (hasValidDomains(filter)) { 2639 domains.addAll(filter.getHostsList()); 2640 } 2641 } 2642 } 2643 2644 if (domains.size() > 0) { 2645 if (DEBUG_DOMAIN_VERIFICATION) { 2646 Slog.v(TAG, " + " + packageName); 2647 } 2648 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2649 // state w.r.t. the formal app-linkage "no verification attempted" state; 2650 // and then 'always' in the per-user state actually used for intent resolution. 2651 final IntentFilterVerificationInfo ivi; 2652 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2653 new ArrayList<String>(domains)); 2654 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2655 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2656 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2657 } else { 2658 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2659 + "' does not handle web links"); 2660 } 2661 } else { 2662 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2663 } 2664 } 2665 2666 scheduleWritePackageRestrictionsLocked(userId); 2667 scheduleWriteSettingsLocked(); 2668 } 2669 2670 private void applyFactoryDefaultBrowserLPw(int userId) { 2671 // The default browser app's package name is stored in a string resource, 2672 // with a product-specific overlay used for vendor customization. 2673 String browserPkg = mContext.getResources().getString( 2674 com.android.internal.R.string.default_browser); 2675 if (!TextUtils.isEmpty(browserPkg)) { 2676 // non-empty string => required to be a known package 2677 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2678 if (ps == null) { 2679 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2680 browserPkg = null; 2681 } else { 2682 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2683 } 2684 } 2685 2686 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2687 // default. If there's more than one, just leave everything alone. 2688 if (browserPkg == null) { 2689 calculateDefaultBrowserLPw(userId); 2690 } 2691 } 2692 2693 private void calculateDefaultBrowserLPw(int userId) { 2694 List<String> allBrowsers = resolveAllBrowserApps(userId); 2695 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2696 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2697 } 2698 2699 private List<String> resolveAllBrowserApps(int userId) { 2700 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2701 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2702 PackageManager.MATCH_ALL, userId); 2703 2704 final int count = list.size(); 2705 List<String> result = new ArrayList<String>(count); 2706 for (int i=0; i<count; i++) { 2707 ResolveInfo info = list.get(i); 2708 if (info.activityInfo == null 2709 || !info.handleAllWebDataURI 2710 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2711 || result.contains(info.activityInfo.packageName)) { 2712 continue; 2713 } 2714 result.add(info.activityInfo.packageName); 2715 } 2716 2717 return result; 2718 } 2719 2720 private boolean packageIsBrowser(String packageName, int userId) { 2721 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2722 PackageManager.MATCH_ALL, userId); 2723 final int N = list.size(); 2724 for (int i = 0; i < N; i++) { 2725 ResolveInfo info = list.get(i); 2726 if (packageName.equals(info.activityInfo.packageName)) { 2727 return true; 2728 } 2729 } 2730 return false; 2731 } 2732 2733 private void checkDefaultBrowser() { 2734 final int myUserId = UserHandle.myUserId(); 2735 final String packageName = getDefaultBrowserPackageName(myUserId); 2736 if (packageName != null) { 2737 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2738 if (info == null) { 2739 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2740 synchronized (mPackages) { 2741 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2742 } 2743 } 2744 } 2745 } 2746 2747 @Override 2748 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2749 throws RemoteException { 2750 try { 2751 return super.onTransact(code, data, reply, flags); 2752 } catch (RuntimeException e) { 2753 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2754 Slog.wtf(TAG, "Package Manager Crash", e); 2755 } 2756 throw e; 2757 } 2758 } 2759 2760 void cleanupInstallFailedPackage(PackageSetting ps) { 2761 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2762 2763 removeDataDirsLI(ps.volumeUuid, ps.name); 2764 if (ps.codePath != null) { 2765 if (ps.codePath.isDirectory()) { 2766 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2767 } else { 2768 ps.codePath.delete(); 2769 } 2770 } 2771 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2772 if (ps.resourcePath.isDirectory()) { 2773 FileUtils.deleteContents(ps.resourcePath); 2774 } 2775 ps.resourcePath.delete(); 2776 } 2777 mSettings.removePackageLPw(ps.name); 2778 } 2779 2780 static int[] appendInts(int[] cur, int[] add) { 2781 if (add == null) return cur; 2782 if (cur == null) return add; 2783 final int N = add.length; 2784 for (int i=0; i<N; i++) { 2785 cur = appendInt(cur, add[i]); 2786 } 2787 return cur; 2788 } 2789 2790 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2791 if (!sUserManager.exists(userId)) return null; 2792 final PackageSetting ps = (PackageSetting) p.mExtras; 2793 if (ps == null) { 2794 return null; 2795 } 2796 2797 final PermissionsState permissionsState = ps.getPermissionsState(); 2798 2799 final int[] gids = permissionsState.computeGids(userId); 2800 final Set<String> permissions = permissionsState.getPermissions(userId); 2801 final PackageUserState state = ps.readUserState(userId); 2802 2803 return PackageParser.generatePackageInfo(p, gids, flags, 2804 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2805 } 2806 2807 @Override 2808 public void checkPackageStartable(String packageName, int userId) { 2809 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2810 2811 synchronized (mPackages) { 2812 final PackageSetting ps = mSettings.mPackages.get(packageName); 2813 if (ps == null) { 2814 throw new SecurityException("Package " + packageName + " was not found!"); 2815 } 2816 2817 if (ps.frozen) { 2818 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2819 } 2820 2821 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2822 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2823 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2824 } 2825 } 2826 } 2827 2828 @Override 2829 public boolean isPackageAvailable(String packageName, int userId) { 2830 if (!sUserManager.exists(userId)) return false; 2831 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2832 synchronized (mPackages) { 2833 PackageParser.Package p = mPackages.get(packageName); 2834 if (p != null) { 2835 final PackageSetting ps = (PackageSetting) p.mExtras; 2836 if (ps != null) { 2837 final PackageUserState state = ps.readUserState(userId); 2838 if (state != null) { 2839 return PackageParser.isAvailable(state); 2840 } 2841 } 2842 } 2843 } 2844 return false; 2845 } 2846 2847 @Override 2848 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2849 if (!sUserManager.exists(userId)) return null; 2850 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2851 // reader 2852 synchronized (mPackages) { 2853 PackageParser.Package p = mPackages.get(packageName); 2854 if (DEBUG_PACKAGE_INFO) 2855 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2856 if (p != null) { 2857 return generatePackageInfo(p, flags, userId); 2858 } 2859 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2860 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2861 } 2862 } 2863 return null; 2864 } 2865 2866 @Override 2867 public String[] currentToCanonicalPackageNames(String[] names) { 2868 String[] out = new String[names.length]; 2869 // reader 2870 synchronized (mPackages) { 2871 for (int i=names.length-1; i>=0; i--) { 2872 PackageSetting ps = mSettings.mPackages.get(names[i]); 2873 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2874 } 2875 } 2876 return out; 2877 } 2878 2879 @Override 2880 public String[] canonicalToCurrentPackageNames(String[] names) { 2881 String[] out = new String[names.length]; 2882 // reader 2883 synchronized (mPackages) { 2884 for (int i=names.length-1; i>=0; i--) { 2885 String cur = mSettings.mRenamedPackages.get(names[i]); 2886 out[i] = cur != null ? cur : names[i]; 2887 } 2888 } 2889 return out; 2890 } 2891 2892 @Override 2893 public int getPackageUid(String packageName, int userId) { 2894 return getPackageUidEtc(packageName, 0, userId); 2895 } 2896 2897 @Override 2898 public int getPackageUidEtc(String packageName, int flags, int userId) { 2899 if (!sUserManager.exists(userId)) return -1; 2900 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2901 2902 // reader 2903 synchronized (mPackages) { 2904 final PackageParser.Package p = mPackages.get(packageName); 2905 if (p != null) { 2906 return UserHandle.getUid(userId, p.applicationInfo.uid); 2907 } 2908 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2909 final PackageSetting ps = mSettings.mPackages.get(packageName); 2910 if (ps != null) { 2911 return UserHandle.getUid(userId, ps.appId); 2912 } 2913 } 2914 } 2915 2916 return -1; 2917 } 2918 2919 @Override 2920 public int[] getPackageGids(String packageName, int userId) { 2921 return getPackageGidsEtc(packageName, 0, userId); 2922 } 2923 2924 @Override 2925 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2926 if (!sUserManager.exists(userId)) { 2927 return null; 2928 } 2929 2930 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2931 "getPackageGids"); 2932 2933 // reader 2934 synchronized (mPackages) { 2935 final PackageParser.Package p = mPackages.get(packageName); 2936 if (p != null) { 2937 PackageSetting ps = (PackageSetting) p.mExtras; 2938 return ps.getPermissionsState().computeGids(userId); 2939 } 2940 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2941 final PackageSetting ps = mSettings.mPackages.get(packageName); 2942 if (ps != null) { 2943 return ps.getPermissionsState().computeGids(userId); 2944 } 2945 } 2946 } 2947 2948 return null; 2949 } 2950 2951 static PermissionInfo generatePermissionInfo( 2952 BasePermission bp, int flags) { 2953 if (bp.perm != null) { 2954 return PackageParser.generatePermissionInfo(bp.perm, flags); 2955 } 2956 PermissionInfo pi = new PermissionInfo(); 2957 pi.name = bp.name; 2958 pi.packageName = bp.sourcePackage; 2959 pi.nonLocalizedLabel = bp.name; 2960 pi.protectionLevel = bp.protectionLevel; 2961 return pi; 2962 } 2963 2964 @Override 2965 public PermissionInfo getPermissionInfo(String name, int flags) { 2966 // reader 2967 synchronized (mPackages) { 2968 final BasePermission p = mSettings.mPermissions.get(name); 2969 if (p != null) { 2970 return generatePermissionInfo(p, flags); 2971 } 2972 return null; 2973 } 2974 } 2975 2976 @Override 2977 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2978 // reader 2979 synchronized (mPackages) { 2980 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2981 for (BasePermission p : mSettings.mPermissions.values()) { 2982 if (group == null) { 2983 if (p.perm == null || p.perm.info.group == null) { 2984 out.add(generatePermissionInfo(p, flags)); 2985 } 2986 } else { 2987 if (p.perm != null && group.equals(p.perm.info.group)) { 2988 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2989 } 2990 } 2991 } 2992 2993 if (out.size() > 0) { 2994 return out; 2995 } 2996 return mPermissionGroups.containsKey(group) ? out : null; 2997 } 2998 } 2999 3000 @Override 3001 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3002 // reader 3003 synchronized (mPackages) { 3004 return PackageParser.generatePermissionGroupInfo( 3005 mPermissionGroups.get(name), flags); 3006 } 3007 } 3008 3009 @Override 3010 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3011 // reader 3012 synchronized (mPackages) { 3013 final int N = mPermissionGroups.size(); 3014 ArrayList<PermissionGroupInfo> out 3015 = new ArrayList<PermissionGroupInfo>(N); 3016 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3017 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3018 } 3019 return out; 3020 } 3021 } 3022 3023 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3024 int userId) { 3025 if (!sUserManager.exists(userId)) return null; 3026 PackageSetting ps = mSettings.mPackages.get(packageName); 3027 if (ps != null) { 3028 if (ps.pkg == null) { 3029 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3030 flags, userId); 3031 if (pInfo != null) { 3032 return pInfo.applicationInfo; 3033 } 3034 return null; 3035 } 3036 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3037 ps.readUserState(userId), userId); 3038 } 3039 return null; 3040 } 3041 3042 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3043 int userId) { 3044 if (!sUserManager.exists(userId)) return null; 3045 PackageSetting ps = mSettings.mPackages.get(packageName); 3046 if (ps != null) { 3047 PackageParser.Package pkg = ps.pkg; 3048 if (pkg == null) { 3049 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 3050 return null; 3051 } 3052 // Only data remains, so we aren't worried about code paths 3053 pkg = new PackageParser.Package(packageName); 3054 pkg.applicationInfo.packageName = packageName; 3055 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3056 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3057 pkg.applicationInfo.uid = ps.appId; 3058 pkg.applicationInfo.initForUser(userId); 3059 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3060 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3061 } 3062 return generatePackageInfo(pkg, flags, userId); 3063 } 3064 return null; 3065 } 3066 3067 @Override 3068 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3069 if (!sUserManager.exists(userId)) return null; 3070 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3071 // writer 3072 synchronized (mPackages) { 3073 PackageParser.Package p = mPackages.get(packageName); 3074 if (DEBUG_PACKAGE_INFO) Log.v( 3075 TAG, "getApplicationInfo " + packageName 3076 + ": " + p); 3077 if (p != null) { 3078 PackageSetting ps = mSettings.mPackages.get(packageName); 3079 if (ps == null) return null; 3080 // Note: isEnabledLP() does not apply here - always return info 3081 return PackageParser.generateApplicationInfo( 3082 p, flags, ps.readUserState(userId), userId); 3083 } 3084 if ("android".equals(packageName)||"system".equals(packageName)) { 3085 return mAndroidApplication; 3086 } 3087 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 3088 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3089 } 3090 } 3091 return null; 3092 } 3093 3094 @Override 3095 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3096 final IPackageDataObserver observer) { 3097 mContext.enforceCallingOrSelfPermission( 3098 android.Manifest.permission.CLEAR_APP_CACHE, null); 3099 // Queue up an async operation since clearing cache may take a little while. 3100 mHandler.post(new Runnable() { 3101 public void run() { 3102 mHandler.removeCallbacks(this); 3103 int retCode = -1; 3104 synchronized (mInstallLock) { 3105 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3106 if (retCode < 0) { 3107 Slog.w(TAG, "Couldn't clear application caches"); 3108 } 3109 } 3110 if (observer != null) { 3111 try { 3112 observer.onRemoveCompleted(null, (retCode >= 0)); 3113 } catch (RemoteException e) { 3114 Slog.w(TAG, "RemoveException when invoking call back"); 3115 } 3116 } 3117 } 3118 }); 3119 } 3120 3121 @Override 3122 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3123 final IntentSender pi) { 3124 mContext.enforceCallingOrSelfPermission( 3125 android.Manifest.permission.CLEAR_APP_CACHE, null); 3126 // Queue up an async operation since clearing cache may take a little while. 3127 mHandler.post(new Runnable() { 3128 public void run() { 3129 mHandler.removeCallbacks(this); 3130 int retCode = -1; 3131 synchronized (mInstallLock) { 3132 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3133 if (retCode < 0) { 3134 Slog.w(TAG, "Couldn't clear application caches"); 3135 } 3136 } 3137 if(pi != null) { 3138 try { 3139 // Callback via pending intent 3140 int code = (retCode >= 0) ? 1 : 0; 3141 pi.sendIntent(null, code, null, 3142 null, null); 3143 } catch (SendIntentException e1) { 3144 Slog.i(TAG, "Failed to send pending intent"); 3145 } 3146 } 3147 } 3148 }); 3149 } 3150 3151 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3152 synchronized (mInstallLock) { 3153 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3154 throw new IOException("Failed to free enough space"); 3155 } 3156 } 3157 } 3158 3159 /** 3160 * Return if the user key is currently unlocked. 3161 */ 3162 private boolean isUserKeyUnlocked(int userId) { 3163 if (StorageManager.isFileBasedEncryptionEnabled()) { 3164 final IMountService mount = IMountService.Stub 3165 .asInterface(ServiceManager.getService("mount")); 3166 if (mount == null) { 3167 Slog.w(TAG, "Early during boot, assuming locked"); 3168 return false; 3169 } 3170 final long token = Binder.clearCallingIdentity(); 3171 try { 3172 return mount.isUserKeyUnlocked(userId); 3173 } catch (RemoteException e) { 3174 throw e.rethrowAsRuntimeException(); 3175 } finally { 3176 Binder.restoreCallingIdentity(token); 3177 } 3178 } else { 3179 return true; 3180 } 3181 } 3182 3183 /** 3184 * Augment the given flags depending on current user running state. This is 3185 * purposefully done before acquiring {@link #mPackages} lock. 3186 */ 3187 private int augmentFlagsForUser(int flags, int userId, Object cookie) { 3188 if (cookie instanceof Intent) { 3189 // If intent claims to be triaged, then we're fine with default 3190 // matching behavior below 3191 final Intent intent = (Intent) cookie; 3192 if ((intent.getFlags() & Intent.FLAG_DEBUG_ENCRYPTION_TRIAGED) != 0) { 3193 flags |= PackageManager.MATCH_ENCRYPTION_DEFAULT; 3194 } 3195 } 3196 3197 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE_ONLY 3198 | PackageManager.MATCH_ENCRYPTION_AWARE_ONLY)) != 0) { 3199 // Caller expressed an opinion about what components they want to 3200 // see, so fall through and give them what they want 3201 } else { 3202 // Caller expressed no opinion, so match based on user state 3203 if (isUserKeyUnlocked(userId)) { 3204 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 3205 } else { 3206 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_ONLY; 3207 3208 // If we have a system caller that hasn't done their homework to 3209 // decide they want this default behavior, yell at them 3210 if (DEBUG_ENCRYPTION_AWARE && (Binder.getCallingUid() == Process.SYSTEM_UID) 3211 && ((flags & PackageManager.MATCH_ENCRYPTION_DEFAULT) == 0)) { 3212 Log.v(TAG, "Caller hasn't been triaged for FBE; they asked about " + cookie, 3213 new Throwable()); 3214 } 3215 } 3216 } 3217 return flags; 3218 } 3219 3220 @Override 3221 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3222 if (!sUserManager.exists(userId)) return null; 3223 flags = augmentFlagsForUser(flags, userId, component); 3224 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3225 synchronized (mPackages) { 3226 PackageParser.Activity a = mActivities.mActivities.get(component); 3227 3228 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3229 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3230 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3231 if (ps == null) return null; 3232 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3233 userId); 3234 } 3235 if (mResolveComponentName.equals(component)) { 3236 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3237 new PackageUserState(), userId); 3238 } 3239 } 3240 return null; 3241 } 3242 3243 @Override 3244 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3245 String resolvedType) { 3246 synchronized (mPackages) { 3247 if (component.equals(mResolveComponentName)) { 3248 // The resolver supports EVERYTHING! 3249 return true; 3250 } 3251 PackageParser.Activity a = mActivities.mActivities.get(component); 3252 if (a == null) { 3253 return false; 3254 } 3255 for (int i=0; i<a.intents.size(); i++) { 3256 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3257 intent.getData(), intent.getCategories(), TAG) >= 0) { 3258 return true; 3259 } 3260 } 3261 return false; 3262 } 3263 } 3264 3265 @Override 3266 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3267 if (!sUserManager.exists(userId)) return null; 3268 flags = augmentFlagsForUser(flags, userId, component); 3269 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3270 synchronized (mPackages) { 3271 PackageParser.Activity a = mReceivers.mActivities.get(component); 3272 if (DEBUG_PACKAGE_INFO) Log.v( 3273 TAG, "getReceiverInfo " + component + ": " + a); 3274 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3275 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3276 if (ps == null) return null; 3277 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3278 userId); 3279 } 3280 } 3281 return null; 3282 } 3283 3284 @Override 3285 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3286 if (!sUserManager.exists(userId)) return null; 3287 flags = augmentFlagsForUser(flags, userId, component); 3288 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3289 synchronized (mPackages) { 3290 PackageParser.Service s = mServices.mServices.get(component); 3291 if (DEBUG_PACKAGE_INFO) Log.v( 3292 TAG, "getServiceInfo " + component + ": " + s); 3293 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3294 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3295 if (ps == null) return null; 3296 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3297 userId); 3298 } 3299 } 3300 return null; 3301 } 3302 3303 @Override 3304 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3305 if (!sUserManager.exists(userId)) return null; 3306 flags = augmentFlagsForUser(flags, userId, component); 3307 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3308 synchronized (mPackages) { 3309 PackageParser.Provider p = mProviders.mProviders.get(component); 3310 if (DEBUG_PACKAGE_INFO) Log.v( 3311 TAG, "getProviderInfo " + component + ": " + p); 3312 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3313 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3314 if (ps == null) return null; 3315 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3316 userId); 3317 } 3318 } 3319 return null; 3320 } 3321 3322 @Override 3323 public String[] getSystemSharedLibraryNames() { 3324 Set<String> libSet; 3325 synchronized (mPackages) { 3326 libSet = mSharedLibraries.keySet(); 3327 int size = libSet.size(); 3328 if (size > 0) { 3329 String[] libs = new String[size]; 3330 libSet.toArray(libs); 3331 return libs; 3332 } 3333 } 3334 return null; 3335 } 3336 3337 /** 3338 * @hide 3339 */ 3340 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3341 synchronized (mPackages) { 3342 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3343 if (lib != null && lib.apk != null) { 3344 return mPackages.get(lib.apk); 3345 } 3346 } 3347 return null; 3348 } 3349 3350 @Override 3351 public FeatureInfo[] getSystemAvailableFeatures() { 3352 Collection<FeatureInfo> featSet; 3353 synchronized (mPackages) { 3354 featSet = mAvailableFeatures.values(); 3355 int size = featSet.size(); 3356 if (size > 0) { 3357 FeatureInfo[] features = new FeatureInfo[size+1]; 3358 featSet.toArray(features); 3359 FeatureInfo fi = new FeatureInfo(); 3360 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3361 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3362 features[size] = fi; 3363 return features; 3364 } 3365 } 3366 return null; 3367 } 3368 3369 @Override 3370 public boolean hasSystemFeature(String name) { 3371 synchronized (mPackages) { 3372 return mAvailableFeatures.containsKey(name); 3373 } 3374 } 3375 3376 @Override 3377 public int checkPermission(String permName, String pkgName, int userId) { 3378 if (!sUserManager.exists(userId)) { 3379 return PackageManager.PERMISSION_DENIED; 3380 } 3381 3382 synchronized (mPackages) { 3383 final PackageParser.Package p = mPackages.get(pkgName); 3384 if (p != null && p.mExtras != null) { 3385 final PackageSetting ps = (PackageSetting) p.mExtras; 3386 final PermissionsState permissionsState = ps.getPermissionsState(); 3387 if (permissionsState.hasPermission(permName, userId)) { 3388 return PackageManager.PERMISSION_GRANTED; 3389 } 3390 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3391 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3392 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3393 return PackageManager.PERMISSION_GRANTED; 3394 } 3395 } 3396 } 3397 3398 return PackageManager.PERMISSION_DENIED; 3399 } 3400 3401 @Override 3402 public int checkUidPermission(String permName, int uid) { 3403 final int userId = UserHandle.getUserId(uid); 3404 3405 if (!sUserManager.exists(userId)) { 3406 return PackageManager.PERMISSION_DENIED; 3407 } 3408 3409 synchronized (mPackages) { 3410 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3411 if (obj != null) { 3412 final SettingBase ps = (SettingBase) obj; 3413 final PermissionsState permissionsState = ps.getPermissionsState(); 3414 if (permissionsState.hasPermission(permName, userId)) { 3415 return PackageManager.PERMISSION_GRANTED; 3416 } 3417 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3418 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3419 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3420 return PackageManager.PERMISSION_GRANTED; 3421 } 3422 } else { 3423 ArraySet<String> perms = mSystemPermissions.get(uid); 3424 if (perms != null) { 3425 if (perms.contains(permName)) { 3426 return PackageManager.PERMISSION_GRANTED; 3427 } 3428 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3429 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3430 return PackageManager.PERMISSION_GRANTED; 3431 } 3432 } 3433 } 3434 } 3435 3436 return PackageManager.PERMISSION_DENIED; 3437 } 3438 3439 @Override 3440 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3441 if (UserHandle.getCallingUserId() != userId) { 3442 mContext.enforceCallingPermission( 3443 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3444 "isPermissionRevokedByPolicy for user " + userId); 3445 } 3446 3447 if (checkPermission(permission, packageName, userId) 3448 == PackageManager.PERMISSION_GRANTED) { 3449 return false; 3450 } 3451 3452 final long identity = Binder.clearCallingIdentity(); 3453 try { 3454 final int flags = getPermissionFlags(permission, packageName, userId); 3455 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3456 } finally { 3457 Binder.restoreCallingIdentity(identity); 3458 } 3459 } 3460 3461 @Override 3462 public String getPermissionControllerPackageName() { 3463 synchronized (mPackages) { 3464 return mRequiredInstallerPackage; 3465 } 3466 } 3467 3468 /** 3469 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3470 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3471 * @param checkShell TODO(yamasani): 3472 * @param message the message to log on security exception 3473 */ 3474 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3475 boolean checkShell, String message) { 3476 if (userId < 0) { 3477 throw new IllegalArgumentException("Invalid userId " + userId); 3478 } 3479 if (checkShell) { 3480 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3481 } 3482 if (userId == UserHandle.getUserId(callingUid)) return; 3483 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3484 if (requireFullPermission) { 3485 mContext.enforceCallingOrSelfPermission( 3486 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3487 } else { 3488 try { 3489 mContext.enforceCallingOrSelfPermission( 3490 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3491 } catch (SecurityException se) { 3492 mContext.enforceCallingOrSelfPermission( 3493 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3494 } 3495 } 3496 } 3497 } 3498 3499 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3500 if (callingUid == Process.SHELL_UID) { 3501 if (userHandle >= 0 3502 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3503 throw new SecurityException("Shell does not have permission to access user " 3504 + userHandle); 3505 } else if (userHandle < 0) { 3506 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3507 + Debug.getCallers(3)); 3508 } 3509 } 3510 } 3511 3512 private BasePermission findPermissionTreeLP(String permName) { 3513 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3514 if (permName.startsWith(bp.name) && 3515 permName.length() > bp.name.length() && 3516 permName.charAt(bp.name.length()) == '.') { 3517 return bp; 3518 } 3519 } 3520 return null; 3521 } 3522 3523 private BasePermission checkPermissionTreeLP(String permName) { 3524 if (permName != null) { 3525 BasePermission bp = findPermissionTreeLP(permName); 3526 if (bp != null) { 3527 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3528 return bp; 3529 } 3530 throw new SecurityException("Calling uid " 3531 + Binder.getCallingUid() 3532 + " is not allowed to add to permission tree " 3533 + bp.name + " owned by uid " + bp.uid); 3534 } 3535 } 3536 throw new SecurityException("No permission tree found for " + permName); 3537 } 3538 3539 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3540 if (s1 == null) { 3541 return s2 == null; 3542 } 3543 if (s2 == null) { 3544 return false; 3545 } 3546 if (s1.getClass() != s2.getClass()) { 3547 return false; 3548 } 3549 return s1.equals(s2); 3550 } 3551 3552 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3553 if (pi1.icon != pi2.icon) return false; 3554 if (pi1.logo != pi2.logo) return false; 3555 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3556 if (!compareStrings(pi1.name, pi2.name)) return false; 3557 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3558 // We'll take care of setting this one. 3559 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3560 // These are not currently stored in settings. 3561 //if (!compareStrings(pi1.group, pi2.group)) return false; 3562 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3563 //if (pi1.labelRes != pi2.labelRes) return false; 3564 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3565 return true; 3566 } 3567 3568 int permissionInfoFootprint(PermissionInfo info) { 3569 int size = info.name.length(); 3570 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3571 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3572 return size; 3573 } 3574 3575 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3576 int size = 0; 3577 for (BasePermission perm : mSettings.mPermissions.values()) { 3578 if (perm.uid == tree.uid) { 3579 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3580 } 3581 } 3582 return size; 3583 } 3584 3585 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3586 // We calculate the max size of permissions defined by this uid and throw 3587 // if that plus the size of 'info' would exceed our stated maximum. 3588 if (tree.uid != Process.SYSTEM_UID) { 3589 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3590 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3591 throw new SecurityException("Permission tree size cap exceeded"); 3592 } 3593 } 3594 } 3595 3596 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3597 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3598 throw new SecurityException("Label must be specified in permission"); 3599 } 3600 BasePermission tree = checkPermissionTreeLP(info.name); 3601 BasePermission bp = mSettings.mPermissions.get(info.name); 3602 boolean added = bp == null; 3603 boolean changed = true; 3604 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3605 if (added) { 3606 enforcePermissionCapLocked(info, tree); 3607 bp = new BasePermission(info.name, tree.sourcePackage, 3608 BasePermission.TYPE_DYNAMIC); 3609 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3610 throw new SecurityException( 3611 "Not allowed to modify non-dynamic permission " 3612 + info.name); 3613 } else { 3614 if (bp.protectionLevel == fixedLevel 3615 && bp.perm.owner.equals(tree.perm.owner) 3616 && bp.uid == tree.uid 3617 && comparePermissionInfos(bp.perm.info, info)) { 3618 changed = false; 3619 } 3620 } 3621 bp.protectionLevel = fixedLevel; 3622 info = new PermissionInfo(info); 3623 info.protectionLevel = fixedLevel; 3624 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3625 bp.perm.info.packageName = tree.perm.info.packageName; 3626 bp.uid = tree.uid; 3627 if (added) { 3628 mSettings.mPermissions.put(info.name, bp); 3629 } 3630 if (changed) { 3631 if (!async) { 3632 mSettings.writeLPr(); 3633 } else { 3634 scheduleWriteSettingsLocked(); 3635 } 3636 } 3637 return added; 3638 } 3639 3640 @Override 3641 public boolean addPermission(PermissionInfo info) { 3642 synchronized (mPackages) { 3643 return addPermissionLocked(info, false); 3644 } 3645 } 3646 3647 @Override 3648 public boolean addPermissionAsync(PermissionInfo info) { 3649 synchronized (mPackages) { 3650 return addPermissionLocked(info, true); 3651 } 3652 } 3653 3654 @Override 3655 public void removePermission(String name) { 3656 synchronized (mPackages) { 3657 checkPermissionTreeLP(name); 3658 BasePermission bp = mSettings.mPermissions.get(name); 3659 if (bp != null) { 3660 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3661 throw new SecurityException( 3662 "Not allowed to modify non-dynamic permission " 3663 + name); 3664 } 3665 mSettings.mPermissions.remove(name); 3666 mSettings.writeLPr(); 3667 } 3668 } 3669 } 3670 3671 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3672 BasePermission bp) { 3673 int index = pkg.requestedPermissions.indexOf(bp.name); 3674 if (index == -1) { 3675 throw new SecurityException("Package " + pkg.packageName 3676 + " has not requested permission " + bp.name); 3677 } 3678 if (!bp.isRuntime() && !bp.isDevelopment()) { 3679 throw new SecurityException("Permission " + bp.name 3680 + " is not a changeable permission type"); 3681 } 3682 } 3683 3684 @Override 3685 public void grantRuntimePermission(String packageName, String name, final int userId) { 3686 if (!sUserManager.exists(userId)) { 3687 Log.e(TAG, "No such user:" + userId); 3688 return; 3689 } 3690 3691 mContext.enforceCallingOrSelfPermission( 3692 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3693 "grantRuntimePermission"); 3694 3695 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3696 "grantRuntimePermission"); 3697 3698 final int uid; 3699 final SettingBase sb; 3700 3701 synchronized (mPackages) { 3702 final PackageParser.Package pkg = mPackages.get(packageName); 3703 if (pkg == null) { 3704 throw new IllegalArgumentException("Unknown package: " + packageName); 3705 } 3706 3707 final BasePermission bp = mSettings.mPermissions.get(name); 3708 if (bp == null) { 3709 throw new IllegalArgumentException("Unknown permission: " + name); 3710 } 3711 3712 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3713 3714 // If a permission review is required for legacy apps we represent 3715 // their permissions as always granted runtime ones since we need 3716 // to keep the review required permission flag per user while an 3717 // install permission's state is shared across all users. 3718 if (Build.PERMISSIONS_REVIEW_REQUIRED 3719 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3720 && bp.isRuntime()) { 3721 return; 3722 } 3723 3724 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3725 sb = (SettingBase) pkg.mExtras; 3726 if (sb == null) { 3727 throw new IllegalArgumentException("Unknown package: " + packageName); 3728 } 3729 3730 final PermissionsState permissionsState = sb.getPermissionsState(); 3731 3732 final int flags = permissionsState.getPermissionFlags(name, userId); 3733 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3734 throw new SecurityException("Cannot grant system fixed permission: " 3735 + name + " for package: " + packageName); 3736 } 3737 3738 if (bp.isDevelopment()) { 3739 // Development permissions must be handled specially, since they are not 3740 // normal runtime permissions. For now they apply to all users. 3741 if (permissionsState.grantInstallPermission(bp) != 3742 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3743 scheduleWriteSettingsLocked(); 3744 } 3745 return; 3746 } 3747 3748 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3749 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3750 return; 3751 } 3752 3753 final int result = permissionsState.grantRuntimePermission(bp, userId); 3754 switch (result) { 3755 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3756 return; 3757 } 3758 3759 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3760 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3761 mHandler.post(new Runnable() { 3762 @Override 3763 public void run() { 3764 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3765 } 3766 }); 3767 } 3768 break; 3769 } 3770 3771 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3772 3773 // Not critical if that is lost - app has to request again. 3774 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3775 } 3776 3777 // Only need to do this if user is initialized. Otherwise it's a new user 3778 // and there are no processes running as the user yet and there's no need 3779 // to make an expensive call to remount processes for the changed permissions. 3780 if (READ_EXTERNAL_STORAGE.equals(name) 3781 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3782 final long token = Binder.clearCallingIdentity(); 3783 try { 3784 if (sUserManager.isInitialized(userId)) { 3785 MountServiceInternal mountServiceInternal = LocalServices.getService( 3786 MountServiceInternal.class); 3787 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3788 } 3789 } finally { 3790 Binder.restoreCallingIdentity(token); 3791 } 3792 } 3793 } 3794 3795 @Override 3796 public void revokeRuntimePermission(String packageName, String name, int userId) { 3797 if (!sUserManager.exists(userId)) { 3798 Log.e(TAG, "No such user:" + userId); 3799 return; 3800 } 3801 3802 mContext.enforceCallingOrSelfPermission( 3803 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3804 "revokeRuntimePermission"); 3805 3806 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3807 "revokeRuntimePermission"); 3808 3809 final int appId; 3810 3811 synchronized (mPackages) { 3812 final PackageParser.Package pkg = mPackages.get(packageName); 3813 if (pkg == null) { 3814 throw new IllegalArgumentException("Unknown package: " + packageName); 3815 } 3816 3817 final BasePermission bp = mSettings.mPermissions.get(name); 3818 if (bp == null) { 3819 throw new IllegalArgumentException("Unknown permission: " + name); 3820 } 3821 3822 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3823 3824 // If a permission review is required for legacy apps we represent 3825 // their permissions as always granted runtime ones since we need 3826 // to keep the review required permission flag per user while an 3827 // install permission's state is shared across all users. 3828 if (Build.PERMISSIONS_REVIEW_REQUIRED 3829 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3830 && bp.isRuntime()) { 3831 return; 3832 } 3833 3834 SettingBase sb = (SettingBase) pkg.mExtras; 3835 if (sb == null) { 3836 throw new IllegalArgumentException("Unknown package: " + packageName); 3837 } 3838 3839 final PermissionsState permissionsState = sb.getPermissionsState(); 3840 3841 final int flags = permissionsState.getPermissionFlags(name, userId); 3842 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3843 throw new SecurityException("Cannot revoke system fixed permission: " 3844 + name + " for package: " + packageName); 3845 } 3846 3847 if (bp.isDevelopment()) { 3848 // Development permissions must be handled specially, since they are not 3849 // normal runtime permissions. For now they apply to all users. 3850 if (permissionsState.revokeInstallPermission(bp) != 3851 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3852 scheduleWriteSettingsLocked(); 3853 } 3854 return; 3855 } 3856 3857 if (permissionsState.revokeRuntimePermission(bp, userId) == 3858 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3859 return; 3860 } 3861 3862 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3863 3864 // Critical, after this call app should never have the permission. 3865 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3866 3867 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3868 } 3869 3870 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3871 } 3872 3873 @Override 3874 public void resetRuntimePermissions() { 3875 mContext.enforceCallingOrSelfPermission( 3876 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3877 "revokeRuntimePermission"); 3878 3879 int callingUid = Binder.getCallingUid(); 3880 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3881 mContext.enforceCallingOrSelfPermission( 3882 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3883 "resetRuntimePermissions"); 3884 } 3885 3886 synchronized (mPackages) { 3887 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3888 for (int userId : UserManagerService.getInstance().getUserIds()) { 3889 final int packageCount = mPackages.size(); 3890 for (int i = 0; i < packageCount; i++) { 3891 PackageParser.Package pkg = mPackages.valueAt(i); 3892 if (!(pkg.mExtras instanceof PackageSetting)) { 3893 continue; 3894 } 3895 PackageSetting ps = (PackageSetting) pkg.mExtras; 3896 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3897 } 3898 } 3899 } 3900 } 3901 3902 @Override 3903 public int getPermissionFlags(String name, String packageName, int userId) { 3904 if (!sUserManager.exists(userId)) { 3905 return 0; 3906 } 3907 3908 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3909 3910 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3911 "getPermissionFlags"); 3912 3913 synchronized (mPackages) { 3914 final PackageParser.Package pkg = mPackages.get(packageName); 3915 if (pkg == null) { 3916 throw new IllegalArgumentException("Unknown package: " + packageName); 3917 } 3918 3919 final BasePermission bp = mSettings.mPermissions.get(name); 3920 if (bp == null) { 3921 throw new IllegalArgumentException("Unknown permission: " + name); 3922 } 3923 3924 SettingBase sb = (SettingBase) pkg.mExtras; 3925 if (sb == null) { 3926 throw new IllegalArgumentException("Unknown package: " + packageName); 3927 } 3928 3929 PermissionsState permissionsState = sb.getPermissionsState(); 3930 return permissionsState.getPermissionFlags(name, userId); 3931 } 3932 } 3933 3934 @Override 3935 public void updatePermissionFlags(String name, String packageName, int flagMask, 3936 int flagValues, int userId) { 3937 if (!sUserManager.exists(userId)) { 3938 return; 3939 } 3940 3941 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3942 3943 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3944 "updatePermissionFlags"); 3945 3946 // Only the system can change these flags and nothing else. 3947 if (getCallingUid() != Process.SYSTEM_UID) { 3948 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3949 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3950 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3951 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3952 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3953 } 3954 3955 synchronized (mPackages) { 3956 final PackageParser.Package pkg = mPackages.get(packageName); 3957 if (pkg == null) { 3958 throw new IllegalArgumentException("Unknown package: " + packageName); 3959 } 3960 3961 final BasePermission bp = mSettings.mPermissions.get(name); 3962 if (bp == null) { 3963 throw new IllegalArgumentException("Unknown permission: " + name); 3964 } 3965 3966 SettingBase sb = (SettingBase) pkg.mExtras; 3967 if (sb == null) { 3968 throw new IllegalArgumentException("Unknown package: " + packageName); 3969 } 3970 3971 PermissionsState permissionsState = sb.getPermissionsState(); 3972 3973 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3974 3975 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3976 // Install and runtime permissions are stored in different places, 3977 // so figure out what permission changed and persist the change. 3978 if (permissionsState.getInstallPermissionState(name) != null) { 3979 scheduleWriteSettingsLocked(); 3980 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3981 || hadState) { 3982 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3983 } 3984 } 3985 } 3986 } 3987 3988 /** 3989 * Update the permission flags for all packages and runtime permissions of a user in order 3990 * to allow device or profile owner to remove POLICY_FIXED. 3991 */ 3992 @Override 3993 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3994 if (!sUserManager.exists(userId)) { 3995 return; 3996 } 3997 3998 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3999 4000 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4001 "updatePermissionFlagsForAllApps"); 4002 4003 // Only the system can change system fixed flags. 4004 if (getCallingUid() != Process.SYSTEM_UID) { 4005 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4006 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4007 } 4008 4009 synchronized (mPackages) { 4010 boolean changed = false; 4011 final int packageCount = mPackages.size(); 4012 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4013 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4014 SettingBase sb = (SettingBase) pkg.mExtras; 4015 if (sb == null) { 4016 continue; 4017 } 4018 PermissionsState permissionsState = sb.getPermissionsState(); 4019 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4020 userId, flagMask, flagValues); 4021 } 4022 if (changed) { 4023 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4024 } 4025 } 4026 } 4027 4028 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4029 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4030 != PackageManager.PERMISSION_GRANTED 4031 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4032 != PackageManager.PERMISSION_GRANTED) { 4033 throw new SecurityException(message + " requires " 4034 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4035 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4036 } 4037 } 4038 4039 @Override 4040 public boolean shouldShowRequestPermissionRationale(String permissionName, 4041 String packageName, int userId) { 4042 if (UserHandle.getCallingUserId() != userId) { 4043 mContext.enforceCallingPermission( 4044 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4045 "canShowRequestPermissionRationale for user " + userId); 4046 } 4047 4048 final int uid = getPackageUid(packageName, userId); 4049 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4050 return false; 4051 } 4052 4053 if (checkPermission(permissionName, packageName, userId) 4054 == PackageManager.PERMISSION_GRANTED) { 4055 return false; 4056 } 4057 4058 final int flags; 4059 4060 final long identity = Binder.clearCallingIdentity(); 4061 try { 4062 flags = getPermissionFlags(permissionName, 4063 packageName, userId); 4064 } finally { 4065 Binder.restoreCallingIdentity(identity); 4066 } 4067 4068 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4069 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4070 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4071 4072 if ((flags & fixedFlags) != 0) { 4073 return false; 4074 } 4075 4076 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4077 } 4078 4079 @Override 4080 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4081 mContext.enforceCallingOrSelfPermission( 4082 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4083 "addOnPermissionsChangeListener"); 4084 4085 synchronized (mPackages) { 4086 mOnPermissionChangeListeners.addListenerLocked(listener); 4087 } 4088 } 4089 4090 @Override 4091 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4092 synchronized (mPackages) { 4093 mOnPermissionChangeListeners.removeListenerLocked(listener); 4094 } 4095 } 4096 4097 @Override 4098 public boolean isProtectedBroadcast(String actionName) { 4099 synchronized (mPackages) { 4100 if (mProtectedBroadcasts.contains(actionName)) { 4101 return true; 4102 } else if (actionName != null) { 4103 // TODO: remove these terrible hacks 4104 if (actionName.startsWith("android.net.netmon.lingerExpired") 4105 || actionName.startsWith("com.android.server.sip.SipWakeupTimer")) { 4106 return true; 4107 } 4108 } 4109 } 4110 return false; 4111 } 4112 4113 @Override 4114 public int checkSignatures(String pkg1, String pkg2) { 4115 synchronized (mPackages) { 4116 final PackageParser.Package p1 = mPackages.get(pkg1); 4117 final PackageParser.Package p2 = mPackages.get(pkg2); 4118 if (p1 == null || p1.mExtras == null 4119 || p2 == null || p2.mExtras == null) { 4120 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4121 } 4122 return compareSignatures(p1.mSignatures, p2.mSignatures); 4123 } 4124 } 4125 4126 @Override 4127 public int checkUidSignatures(int uid1, int uid2) { 4128 // Map to base uids. 4129 uid1 = UserHandle.getAppId(uid1); 4130 uid2 = UserHandle.getAppId(uid2); 4131 // reader 4132 synchronized (mPackages) { 4133 Signature[] s1; 4134 Signature[] s2; 4135 Object obj = mSettings.getUserIdLPr(uid1); 4136 if (obj != null) { 4137 if (obj instanceof SharedUserSetting) { 4138 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4139 } else if (obj instanceof PackageSetting) { 4140 s1 = ((PackageSetting)obj).signatures.mSignatures; 4141 } else { 4142 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4143 } 4144 } else { 4145 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4146 } 4147 obj = mSettings.getUserIdLPr(uid2); 4148 if (obj != null) { 4149 if (obj instanceof SharedUserSetting) { 4150 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4151 } else if (obj instanceof PackageSetting) { 4152 s2 = ((PackageSetting)obj).signatures.mSignatures; 4153 } else { 4154 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4155 } 4156 } else { 4157 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4158 } 4159 return compareSignatures(s1, s2); 4160 } 4161 } 4162 4163 private void killUid(int appId, int userId, String reason) { 4164 final long identity = Binder.clearCallingIdentity(); 4165 try { 4166 IActivityManager am = ActivityManagerNative.getDefault(); 4167 if (am != null) { 4168 try { 4169 am.killUid(appId, userId, reason); 4170 } catch (RemoteException e) { 4171 /* ignore - same process */ 4172 } 4173 } 4174 } finally { 4175 Binder.restoreCallingIdentity(identity); 4176 } 4177 } 4178 4179 /** 4180 * Compares two sets of signatures. Returns: 4181 * <br /> 4182 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4183 * <br /> 4184 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4185 * <br /> 4186 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4187 * <br /> 4188 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4189 * <br /> 4190 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4191 */ 4192 static int compareSignatures(Signature[] s1, Signature[] s2) { 4193 if (s1 == null) { 4194 return s2 == null 4195 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4196 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4197 } 4198 4199 if (s2 == null) { 4200 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4201 } 4202 4203 if (s1.length != s2.length) { 4204 return PackageManager.SIGNATURE_NO_MATCH; 4205 } 4206 4207 // Since both signature sets are of size 1, we can compare without HashSets. 4208 if (s1.length == 1) { 4209 return s1[0].equals(s2[0]) ? 4210 PackageManager.SIGNATURE_MATCH : 4211 PackageManager.SIGNATURE_NO_MATCH; 4212 } 4213 4214 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4215 for (Signature sig : s1) { 4216 set1.add(sig); 4217 } 4218 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4219 for (Signature sig : s2) { 4220 set2.add(sig); 4221 } 4222 // Make sure s2 contains all signatures in s1. 4223 if (set1.equals(set2)) { 4224 return PackageManager.SIGNATURE_MATCH; 4225 } 4226 return PackageManager.SIGNATURE_NO_MATCH; 4227 } 4228 4229 /** 4230 * If the database version for this type of package (internal storage or 4231 * external storage) is less than the version where package signatures 4232 * were updated, return true. 4233 */ 4234 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4235 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4236 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4237 } 4238 4239 /** 4240 * Used for backward compatibility to make sure any packages with 4241 * certificate chains get upgraded to the new style. {@code existingSigs} 4242 * will be in the old format (since they were stored on disk from before the 4243 * system upgrade) and {@code scannedSigs} will be in the newer format. 4244 */ 4245 private int compareSignaturesCompat(PackageSignatures existingSigs, 4246 PackageParser.Package scannedPkg) { 4247 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4248 return PackageManager.SIGNATURE_NO_MATCH; 4249 } 4250 4251 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4252 for (Signature sig : existingSigs.mSignatures) { 4253 existingSet.add(sig); 4254 } 4255 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4256 for (Signature sig : scannedPkg.mSignatures) { 4257 try { 4258 Signature[] chainSignatures = sig.getChainSignatures(); 4259 for (Signature chainSig : chainSignatures) { 4260 scannedCompatSet.add(chainSig); 4261 } 4262 } catch (CertificateEncodingException e) { 4263 scannedCompatSet.add(sig); 4264 } 4265 } 4266 /* 4267 * Make sure the expanded scanned set contains all signatures in the 4268 * existing one. 4269 */ 4270 if (scannedCompatSet.equals(existingSet)) { 4271 // Migrate the old signatures to the new scheme. 4272 existingSigs.assignSignatures(scannedPkg.mSignatures); 4273 // The new KeySets will be re-added later in the scanning process. 4274 synchronized (mPackages) { 4275 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4276 } 4277 return PackageManager.SIGNATURE_MATCH; 4278 } 4279 return PackageManager.SIGNATURE_NO_MATCH; 4280 } 4281 4282 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4283 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4284 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4285 } 4286 4287 private int compareSignaturesRecover(PackageSignatures existingSigs, 4288 PackageParser.Package scannedPkg) { 4289 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4290 return PackageManager.SIGNATURE_NO_MATCH; 4291 } 4292 4293 String msg = null; 4294 try { 4295 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4296 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4297 + scannedPkg.packageName); 4298 return PackageManager.SIGNATURE_MATCH; 4299 } 4300 } catch (CertificateException e) { 4301 msg = e.getMessage(); 4302 } 4303 4304 logCriticalInfo(Log.INFO, 4305 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4306 return PackageManager.SIGNATURE_NO_MATCH; 4307 } 4308 4309 @Override 4310 public String[] getPackagesForUid(int uid) { 4311 uid = UserHandle.getAppId(uid); 4312 // reader 4313 synchronized (mPackages) { 4314 Object obj = mSettings.getUserIdLPr(uid); 4315 if (obj instanceof SharedUserSetting) { 4316 final SharedUserSetting sus = (SharedUserSetting) obj; 4317 final int N = sus.packages.size(); 4318 final String[] res = new String[N]; 4319 final Iterator<PackageSetting> it = sus.packages.iterator(); 4320 int i = 0; 4321 while (it.hasNext()) { 4322 res[i++] = it.next().name; 4323 } 4324 return res; 4325 } else if (obj instanceof PackageSetting) { 4326 final PackageSetting ps = (PackageSetting) obj; 4327 return new String[] { ps.name }; 4328 } 4329 } 4330 return null; 4331 } 4332 4333 @Override 4334 public String getNameForUid(int uid) { 4335 // reader 4336 synchronized (mPackages) { 4337 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4338 if (obj instanceof SharedUserSetting) { 4339 final SharedUserSetting sus = (SharedUserSetting) obj; 4340 return sus.name + ":" + sus.userId; 4341 } else if (obj instanceof PackageSetting) { 4342 final PackageSetting ps = (PackageSetting) obj; 4343 return ps.name; 4344 } 4345 } 4346 return null; 4347 } 4348 4349 @Override 4350 public int getUidForSharedUser(String sharedUserName) { 4351 if(sharedUserName == null) { 4352 return -1; 4353 } 4354 // reader 4355 synchronized (mPackages) { 4356 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4357 if (suid == null) { 4358 return -1; 4359 } 4360 return suid.userId; 4361 } 4362 } 4363 4364 @Override 4365 public int getFlagsForUid(int uid) { 4366 synchronized (mPackages) { 4367 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4368 if (obj instanceof SharedUserSetting) { 4369 final SharedUserSetting sus = (SharedUserSetting) obj; 4370 return sus.pkgFlags; 4371 } else if (obj instanceof PackageSetting) { 4372 final PackageSetting ps = (PackageSetting) obj; 4373 return ps.pkgFlags; 4374 } 4375 } 4376 return 0; 4377 } 4378 4379 @Override 4380 public int getPrivateFlagsForUid(int uid) { 4381 synchronized (mPackages) { 4382 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4383 if (obj instanceof SharedUserSetting) { 4384 final SharedUserSetting sus = (SharedUserSetting) obj; 4385 return sus.pkgPrivateFlags; 4386 } else if (obj instanceof PackageSetting) { 4387 final PackageSetting ps = (PackageSetting) obj; 4388 return ps.pkgPrivateFlags; 4389 } 4390 } 4391 return 0; 4392 } 4393 4394 @Override 4395 public boolean isUidPrivileged(int uid) { 4396 uid = UserHandle.getAppId(uid); 4397 // reader 4398 synchronized (mPackages) { 4399 Object obj = mSettings.getUserIdLPr(uid); 4400 if (obj instanceof SharedUserSetting) { 4401 final SharedUserSetting sus = (SharedUserSetting) obj; 4402 final Iterator<PackageSetting> it = sus.packages.iterator(); 4403 while (it.hasNext()) { 4404 if (it.next().isPrivileged()) { 4405 return true; 4406 } 4407 } 4408 } else if (obj instanceof PackageSetting) { 4409 final PackageSetting ps = (PackageSetting) obj; 4410 return ps.isPrivileged(); 4411 } 4412 } 4413 return false; 4414 } 4415 4416 @Override 4417 public String[] getAppOpPermissionPackages(String permissionName) { 4418 synchronized (mPackages) { 4419 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4420 if (pkgs == null) { 4421 return null; 4422 } 4423 return pkgs.toArray(new String[pkgs.size()]); 4424 } 4425 } 4426 4427 @Override 4428 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4429 int flags, int userId) { 4430 if (!sUserManager.exists(userId)) return null; 4431 flags = augmentFlagsForUser(flags, userId, intent); 4432 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4433 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4434 final ResolveInfo bestChoice = 4435 chooseBestActivity(intent, resolvedType, flags, query, userId); 4436 4437 if (isEphemeralAllowed(intent, query, userId)) { 4438 final EphemeralResolveInfo ai = 4439 getEphemeralResolveInfo(intent, resolvedType, userId); 4440 if (ai != null) { 4441 if (DEBUG_EPHEMERAL) { 4442 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4443 } 4444 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4445 bestChoice.ephemeralResolveInfo = ai; 4446 } 4447 } 4448 return bestChoice; 4449 } 4450 4451 @Override 4452 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4453 IntentFilter filter, int match, ComponentName activity) { 4454 final int userId = UserHandle.getCallingUserId(); 4455 if (DEBUG_PREFERRED) { 4456 Log.v(TAG, "setLastChosenActivity intent=" + intent 4457 + " resolvedType=" + resolvedType 4458 + " flags=" + flags 4459 + " filter=" + filter 4460 + " match=" + match 4461 + " activity=" + activity); 4462 filter.dump(new PrintStreamPrinter(System.out), " "); 4463 } 4464 intent.setComponent(null); 4465 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4466 // Find any earlier preferred or last chosen entries and nuke them 4467 findPreferredActivity(intent, resolvedType, 4468 flags, query, 0, false, true, false, userId); 4469 // Add the new activity as the last chosen for this filter 4470 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4471 "Setting last chosen"); 4472 } 4473 4474 @Override 4475 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4476 final int userId = UserHandle.getCallingUserId(); 4477 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4478 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4479 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4480 false, false, false, userId); 4481 } 4482 4483 4484 private boolean isEphemeralAllowed( 4485 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4486 // Short circuit and return early if possible. 4487 final int callingUser = UserHandle.getCallingUserId(); 4488 if (callingUser != UserHandle.USER_SYSTEM) { 4489 return false; 4490 } 4491 if (mEphemeralResolverConnection == null) { 4492 return false; 4493 } 4494 if (intent.getComponent() != null) { 4495 return false; 4496 } 4497 if (intent.getPackage() != null) { 4498 return false; 4499 } 4500 final boolean isWebUri = hasWebURI(intent); 4501 if (!isWebUri) { 4502 return false; 4503 } 4504 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4505 synchronized (mPackages) { 4506 final int count = resolvedActivites.size(); 4507 for (int n = 0; n < count; n++) { 4508 ResolveInfo info = resolvedActivites.get(n); 4509 String packageName = info.activityInfo.packageName; 4510 PackageSetting ps = mSettings.mPackages.get(packageName); 4511 if (ps != null) { 4512 // Try to get the status from User settings first 4513 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4514 int status = (int) (packedStatus >> 32); 4515 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4516 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4517 if (DEBUG_EPHEMERAL) { 4518 Slog.v(TAG, "DENY ephemeral apps;" 4519 + " pkg: " + packageName + ", status: " + status); 4520 } 4521 return false; 4522 } 4523 } 4524 } 4525 } 4526 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4527 return true; 4528 } 4529 4530 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4531 int userId) { 4532 MessageDigest digest = null; 4533 try { 4534 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4535 } catch (NoSuchAlgorithmException e) { 4536 // If we can't create a digest, ignore ephemeral apps. 4537 return null; 4538 } 4539 4540 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4541 final byte[] digestBytes = digest.digest(hostBytes); 4542 int shaPrefix = 4543 digestBytes[0] << 24 4544 | digestBytes[1] << 16 4545 | digestBytes[2] << 8 4546 | digestBytes[3] << 0; 4547 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4548 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4549 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4550 // No hash prefix match; there are no ephemeral apps for this domain. 4551 return null; 4552 } 4553 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4554 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4555 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4556 continue; 4557 } 4558 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4559 // No filters; this should never happen. 4560 if (filters.isEmpty()) { 4561 continue; 4562 } 4563 // We have a domain match; resolve the filters to see if anything matches. 4564 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4565 for (int j = filters.size() - 1; j >= 0; --j) { 4566 final EphemeralResolveIntentInfo intentInfo = 4567 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4568 ephemeralResolver.addFilter(intentInfo); 4569 } 4570 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4571 intent, resolvedType, false /*defaultOnly*/, userId); 4572 if (!matchedResolveInfoList.isEmpty()) { 4573 return matchedResolveInfoList.get(0); 4574 } 4575 } 4576 // Hash or filter mis-match; no ephemeral apps for this domain. 4577 return null; 4578 } 4579 4580 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4581 int flags, List<ResolveInfo> query, int userId) { 4582 if (query != null) { 4583 final int N = query.size(); 4584 if (N == 1) { 4585 return query.get(0); 4586 } else if (N > 1) { 4587 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4588 // If there is more than one activity with the same priority, 4589 // then let the user decide between them. 4590 ResolveInfo r0 = query.get(0); 4591 ResolveInfo r1 = query.get(1); 4592 if (DEBUG_INTENT_MATCHING || debug) { 4593 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4594 + r1.activityInfo.name + "=" + r1.priority); 4595 } 4596 // If the first activity has a higher priority, or a different 4597 // default, then it is always desirable to pick it. 4598 if (r0.priority != r1.priority 4599 || r0.preferredOrder != r1.preferredOrder 4600 || r0.isDefault != r1.isDefault) { 4601 return query.get(0); 4602 } 4603 // If we have saved a preference for a preferred activity for 4604 // this Intent, use that. 4605 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4606 flags, query, r0.priority, true, false, debug, userId); 4607 if (ri != null) { 4608 return ri; 4609 } 4610 ri = new ResolveInfo(mResolveInfo); 4611 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4612 ri.activityInfo.applicationInfo = new ApplicationInfo( 4613 ri.activityInfo.applicationInfo); 4614 if (userId != 0) { 4615 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4616 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4617 } 4618 // Make sure that the resolver is displayable in car mode 4619 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4620 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4621 return ri; 4622 } 4623 } 4624 return null; 4625 } 4626 4627 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4628 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4629 final int N = query.size(); 4630 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4631 .get(userId); 4632 // Get the list of persistent preferred activities that handle the intent 4633 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4634 List<PersistentPreferredActivity> pprefs = ppir != null 4635 ? ppir.queryIntent(intent, resolvedType, 4636 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4637 : null; 4638 if (pprefs != null && pprefs.size() > 0) { 4639 final int M = pprefs.size(); 4640 for (int i=0; i<M; i++) { 4641 final PersistentPreferredActivity ppa = pprefs.get(i); 4642 if (DEBUG_PREFERRED || debug) { 4643 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4644 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4645 + "\n component=" + ppa.mComponent); 4646 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4647 } 4648 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4649 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4650 if (DEBUG_PREFERRED || debug) { 4651 Slog.v(TAG, "Found persistent preferred activity:"); 4652 if (ai != null) { 4653 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4654 } else { 4655 Slog.v(TAG, " null"); 4656 } 4657 } 4658 if (ai == null) { 4659 // This previously registered persistent preferred activity 4660 // component is no longer known. Ignore it and do NOT remove it. 4661 continue; 4662 } 4663 for (int j=0; j<N; j++) { 4664 final ResolveInfo ri = query.get(j); 4665 if (!ri.activityInfo.applicationInfo.packageName 4666 .equals(ai.applicationInfo.packageName)) { 4667 continue; 4668 } 4669 if (!ri.activityInfo.name.equals(ai.name)) { 4670 continue; 4671 } 4672 // Found a persistent preference that can handle the intent. 4673 if (DEBUG_PREFERRED || debug) { 4674 Slog.v(TAG, "Returning persistent preferred activity: " + 4675 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4676 } 4677 return ri; 4678 } 4679 } 4680 } 4681 return null; 4682 } 4683 4684 // TODO: handle preferred activities missing while user has amnesia 4685 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4686 List<ResolveInfo> query, int priority, boolean always, 4687 boolean removeMatches, boolean debug, int userId) { 4688 if (!sUserManager.exists(userId)) return null; 4689 flags = augmentFlagsForUser(flags, userId, intent); 4690 // writer 4691 synchronized (mPackages) { 4692 if (intent.getSelector() != null) { 4693 intent = intent.getSelector(); 4694 } 4695 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4696 4697 // Try to find a matching persistent preferred activity. 4698 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4699 debug, userId); 4700 4701 // If a persistent preferred activity matched, use it. 4702 if (pri != null) { 4703 return pri; 4704 } 4705 4706 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4707 // Get the list of preferred activities that handle the intent 4708 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4709 List<PreferredActivity> prefs = pir != null 4710 ? pir.queryIntent(intent, resolvedType, 4711 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4712 : null; 4713 if (prefs != null && prefs.size() > 0) { 4714 boolean changed = false; 4715 try { 4716 // First figure out how good the original match set is. 4717 // We will only allow preferred activities that came 4718 // from the same match quality. 4719 int match = 0; 4720 4721 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4722 4723 final int N = query.size(); 4724 for (int j=0; j<N; j++) { 4725 final ResolveInfo ri = query.get(j); 4726 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4727 + ": 0x" + Integer.toHexString(match)); 4728 if (ri.match > match) { 4729 match = ri.match; 4730 } 4731 } 4732 4733 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4734 + Integer.toHexString(match)); 4735 4736 match &= IntentFilter.MATCH_CATEGORY_MASK; 4737 final int M = prefs.size(); 4738 for (int i=0; i<M; i++) { 4739 final PreferredActivity pa = prefs.get(i); 4740 if (DEBUG_PREFERRED || debug) { 4741 Slog.v(TAG, "Checking PreferredActivity ds=" 4742 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4743 + "\n component=" + pa.mPref.mComponent); 4744 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4745 } 4746 if (pa.mPref.mMatch != match) { 4747 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4748 + Integer.toHexString(pa.mPref.mMatch)); 4749 continue; 4750 } 4751 // If it's not an "always" type preferred activity and that's what we're 4752 // looking for, skip it. 4753 if (always && !pa.mPref.mAlways) { 4754 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4755 continue; 4756 } 4757 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4758 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4759 if (DEBUG_PREFERRED || debug) { 4760 Slog.v(TAG, "Found preferred activity:"); 4761 if (ai != null) { 4762 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4763 } else { 4764 Slog.v(TAG, " null"); 4765 } 4766 } 4767 if (ai == null) { 4768 // This previously registered preferred activity 4769 // component is no longer known. Most likely an update 4770 // to the app was installed and in the new version this 4771 // component no longer exists. Clean it up by removing 4772 // it from the preferred activities list, and skip it. 4773 Slog.w(TAG, "Removing dangling preferred activity: " 4774 + pa.mPref.mComponent); 4775 pir.removeFilter(pa); 4776 changed = true; 4777 continue; 4778 } 4779 for (int j=0; j<N; j++) { 4780 final ResolveInfo ri = query.get(j); 4781 if (!ri.activityInfo.applicationInfo.packageName 4782 .equals(ai.applicationInfo.packageName)) { 4783 continue; 4784 } 4785 if (!ri.activityInfo.name.equals(ai.name)) { 4786 continue; 4787 } 4788 4789 if (removeMatches) { 4790 pir.removeFilter(pa); 4791 changed = true; 4792 if (DEBUG_PREFERRED) { 4793 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4794 } 4795 break; 4796 } 4797 4798 // Okay we found a previously set preferred or last chosen app. 4799 // If the result set is different from when this 4800 // was created, we need to clear it and re-ask the 4801 // user their preference, if we're looking for an "always" type entry. 4802 if (always && !pa.mPref.sameSet(query)) { 4803 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4804 + intent + " type " + resolvedType); 4805 if (DEBUG_PREFERRED) { 4806 Slog.v(TAG, "Removing preferred activity since set changed " 4807 + pa.mPref.mComponent); 4808 } 4809 pir.removeFilter(pa); 4810 // Re-add the filter as a "last chosen" entry (!always) 4811 PreferredActivity lastChosen = new PreferredActivity( 4812 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4813 pir.addFilter(lastChosen); 4814 changed = true; 4815 return null; 4816 } 4817 4818 // Yay! Either the set matched or we're looking for the last chosen 4819 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4820 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4821 return ri; 4822 } 4823 } 4824 } finally { 4825 if (changed) { 4826 if (DEBUG_PREFERRED) { 4827 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4828 } 4829 scheduleWritePackageRestrictionsLocked(userId); 4830 } 4831 } 4832 } 4833 } 4834 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4835 return null; 4836 } 4837 4838 /* 4839 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4840 */ 4841 @Override 4842 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4843 int targetUserId) { 4844 mContext.enforceCallingOrSelfPermission( 4845 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4846 List<CrossProfileIntentFilter> matches = 4847 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4848 if (matches != null) { 4849 int size = matches.size(); 4850 for (int i = 0; i < size; i++) { 4851 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4852 } 4853 } 4854 if (hasWebURI(intent)) { 4855 // cross-profile app linking works only towards the parent. 4856 final UserInfo parent = getProfileParent(sourceUserId); 4857 synchronized(mPackages) { 4858 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4859 intent, resolvedType, 0, sourceUserId, parent.id); 4860 return xpDomainInfo != null; 4861 } 4862 } 4863 return false; 4864 } 4865 4866 private UserInfo getProfileParent(int userId) { 4867 final long identity = Binder.clearCallingIdentity(); 4868 try { 4869 return sUserManager.getProfileParent(userId); 4870 } finally { 4871 Binder.restoreCallingIdentity(identity); 4872 } 4873 } 4874 4875 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4876 String resolvedType, int userId) { 4877 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4878 if (resolver != null) { 4879 return resolver.queryIntent(intent, resolvedType, false, userId); 4880 } 4881 return null; 4882 } 4883 4884 @Override 4885 public List<ResolveInfo> queryIntentActivities(Intent intent, 4886 String resolvedType, int flags, int userId) { 4887 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4888 flags = augmentFlagsForUser(flags, userId, intent); 4889 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4890 ComponentName comp = intent.getComponent(); 4891 if (comp == null) { 4892 if (intent.getSelector() != null) { 4893 intent = intent.getSelector(); 4894 comp = intent.getComponent(); 4895 } 4896 } 4897 4898 if (comp != null) { 4899 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4900 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4901 if (ai != null) { 4902 final ResolveInfo ri = new ResolveInfo(); 4903 ri.activityInfo = ai; 4904 list.add(ri); 4905 } 4906 return list; 4907 } 4908 4909 // reader 4910 synchronized (mPackages) { 4911 final String pkgName = intent.getPackage(); 4912 if (pkgName == null) { 4913 List<CrossProfileIntentFilter> matchingFilters = 4914 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4915 // Check for results that need to skip the current profile. 4916 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4917 resolvedType, flags, userId); 4918 if (xpResolveInfo != null) { 4919 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4920 result.add(xpResolveInfo); 4921 return filterIfNotSystemUser(result, userId); 4922 } 4923 4924 // Check for results in the current profile. 4925 List<ResolveInfo> result = mActivities.queryIntent( 4926 intent, resolvedType, flags, userId); 4927 result = filterIfNotSystemUser(result, userId); 4928 4929 // Check for cross profile results. 4930 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4931 xpResolveInfo = queryCrossProfileIntents( 4932 matchingFilters, intent, resolvedType, flags, userId, 4933 hasNonNegativePriorityResult); 4934 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4935 boolean isVisibleToUser = filterIfNotSystemUser( 4936 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4937 if (isVisibleToUser) { 4938 result.add(xpResolveInfo); 4939 Collections.sort(result, mResolvePrioritySorter); 4940 } 4941 } 4942 if (hasWebURI(intent)) { 4943 CrossProfileDomainInfo xpDomainInfo = null; 4944 final UserInfo parent = getProfileParent(userId); 4945 if (parent != null) { 4946 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4947 flags, userId, parent.id); 4948 } 4949 if (xpDomainInfo != null) { 4950 if (xpResolveInfo != null) { 4951 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4952 // in the result. 4953 result.remove(xpResolveInfo); 4954 } 4955 if (result.size() == 0) { 4956 result.add(xpDomainInfo.resolveInfo); 4957 return result; 4958 } 4959 } else if (result.size() <= 1) { 4960 return result; 4961 } 4962 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4963 xpDomainInfo, userId); 4964 Collections.sort(result, mResolvePrioritySorter); 4965 } 4966 return result; 4967 } 4968 final PackageParser.Package pkg = mPackages.get(pkgName); 4969 if (pkg != null) { 4970 return filterIfNotSystemUser( 4971 mActivities.queryIntentForPackage( 4972 intent, resolvedType, flags, pkg.activities, userId), 4973 userId); 4974 } 4975 return new ArrayList<ResolveInfo>(); 4976 } 4977 } 4978 4979 private static class CrossProfileDomainInfo { 4980 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4981 ResolveInfo resolveInfo; 4982 /* Best domain verification status of the activities found in the other profile */ 4983 int bestDomainVerificationStatus; 4984 } 4985 4986 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4987 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4988 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4989 sourceUserId)) { 4990 return null; 4991 } 4992 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4993 resolvedType, flags, parentUserId); 4994 4995 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4996 return null; 4997 } 4998 CrossProfileDomainInfo result = null; 4999 int size = resultTargetUser.size(); 5000 for (int i = 0; i < size; i++) { 5001 ResolveInfo riTargetUser = resultTargetUser.get(i); 5002 // Intent filter verification is only for filters that specify a host. So don't return 5003 // those that handle all web uris. 5004 if (riTargetUser.handleAllWebDataURI) { 5005 continue; 5006 } 5007 String packageName = riTargetUser.activityInfo.packageName; 5008 PackageSetting ps = mSettings.mPackages.get(packageName); 5009 if (ps == null) { 5010 continue; 5011 } 5012 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5013 int status = (int)(verificationState >> 32); 5014 if (result == null) { 5015 result = new CrossProfileDomainInfo(); 5016 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5017 sourceUserId, parentUserId); 5018 result.bestDomainVerificationStatus = status; 5019 } else { 5020 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5021 result.bestDomainVerificationStatus); 5022 } 5023 } 5024 // Don't consider matches with status NEVER across profiles. 5025 if (result != null && result.bestDomainVerificationStatus 5026 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5027 return null; 5028 } 5029 return result; 5030 } 5031 5032 /** 5033 * Verification statuses are ordered from the worse to the best, except for 5034 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5035 */ 5036 private int bestDomainVerificationStatus(int status1, int status2) { 5037 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5038 return status2; 5039 } 5040 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5041 return status1; 5042 } 5043 return (int) MathUtils.max(status1, status2); 5044 } 5045 5046 private boolean isUserEnabled(int userId) { 5047 long callingId = Binder.clearCallingIdentity(); 5048 try { 5049 UserInfo userInfo = sUserManager.getUserInfo(userId); 5050 return userInfo != null && userInfo.isEnabled(); 5051 } finally { 5052 Binder.restoreCallingIdentity(callingId); 5053 } 5054 } 5055 5056 /** 5057 * Filter out activities with systemUserOnly flag set, when current user is not System. 5058 * 5059 * @return filtered list 5060 */ 5061 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5062 if (userId == UserHandle.USER_SYSTEM) { 5063 return resolveInfos; 5064 } 5065 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5066 ResolveInfo info = resolveInfos.get(i); 5067 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5068 resolveInfos.remove(i); 5069 } 5070 } 5071 return resolveInfos; 5072 } 5073 5074 /** 5075 * @param resolveInfos list of resolve infos in descending priority order 5076 * @return if the list contains a resolve info with non-negative priority 5077 */ 5078 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5079 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5080 } 5081 5082 private static boolean hasWebURI(Intent intent) { 5083 if (intent.getData() == null) { 5084 return false; 5085 } 5086 final String scheme = intent.getScheme(); 5087 if (TextUtils.isEmpty(scheme)) { 5088 return false; 5089 } 5090 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5091 } 5092 5093 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5094 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5095 int userId) { 5096 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5097 5098 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5099 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5100 candidates.size()); 5101 } 5102 5103 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5104 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5105 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5106 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5107 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5108 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5109 5110 synchronized (mPackages) { 5111 final int count = candidates.size(); 5112 // First, try to use linked apps. Partition the candidates into four lists: 5113 // one for the final results, one for the "do not use ever", one for "undefined status" 5114 // and finally one for "browser app type". 5115 for (int n=0; n<count; n++) { 5116 ResolveInfo info = candidates.get(n); 5117 String packageName = info.activityInfo.packageName; 5118 PackageSetting ps = mSettings.mPackages.get(packageName); 5119 if (ps != null) { 5120 // Add to the special match all list (Browser use case) 5121 if (info.handleAllWebDataURI) { 5122 matchAllList.add(info); 5123 continue; 5124 } 5125 // Try to get the status from User settings first 5126 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5127 int status = (int)(packedStatus >> 32); 5128 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5129 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5130 if (DEBUG_DOMAIN_VERIFICATION) { 5131 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5132 + " : linkgen=" + linkGeneration); 5133 } 5134 // Use link-enabled generation as preferredOrder, i.e. 5135 // prefer newly-enabled over earlier-enabled. 5136 info.preferredOrder = linkGeneration; 5137 alwaysList.add(info); 5138 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5139 if (DEBUG_DOMAIN_VERIFICATION) { 5140 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5141 } 5142 neverList.add(info); 5143 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5144 if (DEBUG_DOMAIN_VERIFICATION) { 5145 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5146 } 5147 alwaysAskList.add(info); 5148 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5149 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5150 if (DEBUG_DOMAIN_VERIFICATION) { 5151 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5152 } 5153 undefinedList.add(info); 5154 } 5155 } 5156 } 5157 5158 // We'll want to include browser possibilities in a few cases 5159 boolean includeBrowser = false; 5160 5161 // First try to add the "always" resolution(s) for the current user, if any 5162 if (alwaysList.size() > 0) { 5163 result.addAll(alwaysList); 5164 } else { 5165 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5166 result.addAll(undefinedList); 5167 // Maybe add one for the other profile. 5168 if (xpDomainInfo != null && ( 5169 xpDomainInfo.bestDomainVerificationStatus 5170 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5171 result.add(xpDomainInfo.resolveInfo); 5172 } 5173 includeBrowser = true; 5174 } 5175 5176 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5177 // If there were 'always' entries their preferred order has been set, so we also 5178 // back that off to make the alternatives equivalent 5179 if (alwaysAskList.size() > 0) { 5180 for (ResolveInfo i : result) { 5181 i.preferredOrder = 0; 5182 } 5183 result.addAll(alwaysAskList); 5184 includeBrowser = true; 5185 } 5186 5187 if (includeBrowser) { 5188 // Also add browsers (all of them or only the default one) 5189 if (DEBUG_DOMAIN_VERIFICATION) { 5190 Slog.v(TAG, " ...including browsers in candidate set"); 5191 } 5192 if ((matchFlags & MATCH_ALL) != 0) { 5193 result.addAll(matchAllList); 5194 } else { 5195 // Browser/generic handling case. If there's a default browser, go straight 5196 // to that (but only if there is no other higher-priority match). 5197 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5198 int maxMatchPrio = 0; 5199 ResolveInfo defaultBrowserMatch = null; 5200 final int numCandidates = matchAllList.size(); 5201 for (int n = 0; n < numCandidates; n++) { 5202 ResolveInfo info = matchAllList.get(n); 5203 // track the highest overall match priority... 5204 if (info.priority > maxMatchPrio) { 5205 maxMatchPrio = info.priority; 5206 } 5207 // ...and the highest-priority default browser match 5208 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5209 if (defaultBrowserMatch == null 5210 || (defaultBrowserMatch.priority < info.priority)) { 5211 if (debug) { 5212 Slog.v(TAG, "Considering default browser match " + info); 5213 } 5214 defaultBrowserMatch = info; 5215 } 5216 } 5217 } 5218 if (defaultBrowserMatch != null 5219 && defaultBrowserMatch.priority >= maxMatchPrio 5220 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5221 { 5222 if (debug) { 5223 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5224 } 5225 result.add(defaultBrowserMatch); 5226 } else { 5227 result.addAll(matchAllList); 5228 } 5229 } 5230 5231 // If there is nothing selected, add all candidates and remove the ones that the user 5232 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5233 if (result.size() == 0) { 5234 result.addAll(candidates); 5235 result.removeAll(neverList); 5236 } 5237 } 5238 } 5239 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5240 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5241 result.size()); 5242 for (ResolveInfo info : result) { 5243 Slog.v(TAG, " + " + info.activityInfo); 5244 } 5245 } 5246 return result; 5247 } 5248 5249 // Returns a packed value as a long: 5250 // 5251 // high 'int'-sized word: link status: undefined/ask/never/always. 5252 // low 'int'-sized word: relative priority among 'always' results. 5253 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5254 long result = ps.getDomainVerificationStatusForUser(userId); 5255 // if none available, get the master status 5256 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5257 if (ps.getIntentFilterVerificationInfo() != null) { 5258 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5259 } 5260 } 5261 return result; 5262 } 5263 5264 private ResolveInfo querySkipCurrentProfileIntents( 5265 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5266 int flags, int sourceUserId) { 5267 if (matchingFilters != null) { 5268 int size = matchingFilters.size(); 5269 for (int i = 0; i < size; i ++) { 5270 CrossProfileIntentFilter filter = matchingFilters.get(i); 5271 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5272 // Checking if there are activities in the target user that can handle the 5273 // intent. 5274 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5275 resolvedType, flags, sourceUserId); 5276 if (resolveInfo != null) { 5277 return resolveInfo; 5278 } 5279 } 5280 } 5281 } 5282 return null; 5283 } 5284 5285 // Return matching ResolveInfo in target user if any. 5286 private ResolveInfo queryCrossProfileIntents( 5287 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5288 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5289 if (matchingFilters != null) { 5290 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5291 // match the same intent. For performance reasons, it is better not to 5292 // run queryIntent twice for the same userId 5293 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5294 int size = matchingFilters.size(); 5295 for (int i = 0; i < size; i++) { 5296 CrossProfileIntentFilter filter = matchingFilters.get(i); 5297 int targetUserId = filter.getTargetUserId(); 5298 boolean skipCurrentProfile = 5299 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5300 boolean skipCurrentProfileIfNoMatchFound = 5301 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5302 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5303 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5304 // Checking if there are activities in the target user that can handle the 5305 // intent. 5306 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5307 resolvedType, flags, sourceUserId); 5308 if (resolveInfo != null) return resolveInfo; 5309 alreadyTriedUserIds.put(targetUserId, true); 5310 } 5311 } 5312 } 5313 return null; 5314 } 5315 5316 /** 5317 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5318 * will forward the intent to the filter's target user. 5319 * Otherwise, returns null. 5320 */ 5321 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5322 String resolvedType, int flags, int sourceUserId) { 5323 int targetUserId = filter.getTargetUserId(); 5324 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5325 resolvedType, flags, targetUserId); 5326 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5327 && isUserEnabled(targetUserId)) { 5328 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5329 } 5330 return null; 5331 } 5332 5333 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5334 int sourceUserId, int targetUserId) { 5335 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5336 long ident = Binder.clearCallingIdentity(); 5337 boolean targetIsProfile; 5338 try { 5339 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5340 } finally { 5341 Binder.restoreCallingIdentity(ident); 5342 } 5343 String className; 5344 if (targetIsProfile) { 5345 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5346 } else { 5347 className = FORWARD_INTENT_TO_PARENT; 5348 } 5349 ComponentName forwardingActivityComponentName = new ComponentName( 5350 mAndroidApplication.packageName, className); 5351 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5352 sourceUserId); 5353 if (!targetIsProfile) { 5354 forwardingActivityInfo.showUserIcon = targetUserId; 5355 forwardingResolveInfo.noResourceId = true; 5356 } 5357 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5358 forwardingResolveInfo.priority = 0; 5359 forwardingResolveInfo.preferredOrder = 0; 5360 forwardingResolveInfo.match = 0; 5361 forwardingResolveInfo.isDefault = true; 5362 forwardingResolveInfo.filter = filter; 5363 forwardingResolveInfo.targetUserId = targetUserId; 5364 return forwardingResolveInfo; 5365 } 5366 5367 @Override 5368 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5369 Intent[] specifics, String[] specificTypes, Intent intent, 5370 String resolvedType, int flags, int userId) { 5371 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5372 flags = augmentFlagsForUser(flags, userId, intent); 5373 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5374 false, "query intent activity options"); 5375 final String resultsAction = intent.getAction(); 5376 5377 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5378 | PackageManager.GET_RESOLVED_FILTER, userId); 5379 5380 if (DEBUG_INTENT_MATCHING) { 5381 Log.v(TAG, "Query " + intent + ": " + results); 5382 } 5383 5384 int specificsPos = 0; 5385 int N; 5386 5387 // todo: note that the algorithm used here is O(N^2). This 5388 // isn't a problem in our current environment, but if we start running 5389 // into situations where we have more than 5 or 10 matches then this 5390 // should probably be changed to something smarter... 5391 5392 // First we go through and resolve each of the specific items 5393 // that were supplied, taking care of removing any corresponding 5394 // duplicate items in the generic resolve list. 5395 if (specifics != null) { 5396 for (int i=0; i<specifics.length; i++) { 5397 final Intent sintent = specifics[i]; 5398 if (sintent == null) { 5399 continue; 5400 } 5401 5402 if (DEBUG_INTENT_MATCHING) { 5403 Log.v(TAG, "Specific #" + i + ": " + sintent); 5404 } 5405 5406 String action = sintent.getAction(); 5407 if (resultsAction != null && resultsAction.equals(action)) { 5408 // If this action was explicitly requested, then don't 5409 // remove things that have it. 5410 action = null; 5411 } 5412 5413 ResolveInfo ri = null; 5414 ActivityInfo ai = null; 5415 5416 ComponentName comp = sintent.getComponent(); 5417 if (comp == null) { 5418 ri = resolveIntent( 5419 sintent, 5420 specificTypes != null ? specificTypes[i] : null, 5421 flags, userId); 5422 if (ri == null) { 5423 continue; 5424 } 5425 if (ri == mResolveInfo) { 5426 // ACK! Must do something better with this. 5427 } 5428 ai = ri.activityInfo; 5429 comp = new ComponentName(ai.applicationInfo.packageName, 5430 ai.name); 5431 } else { 5432 ai = getActivityInfo(comp, flags, userId); 5433 if (ai == null) { 5434 continue; 5435 } 5436 } 5437 5438 // Look for any generic query activities that are duplicates 5439 // of this specific one, and remove them from the results. 5440 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5441 N = results.size(); 5442 int j; 5443 for (j=specificsPos; j<N; j++) { 5444 ResolveInfo sri = results.get(j); 5445 if ((sri.activityInfo.name.equals(comp.getClassName()) 5446 && sri.activityInfo.applicationInfo.packageName.equals( 5447 comp.getPackageName())) 5448 || (action != null && sri.filter.matchAction(action))) { 5449 results.remove(j); 5450 if (DEBUG_INTENT_MATCHING) Log.v( 5451 TAG, "Removing duplicate item from " + j 5452 + " due to specific " + specificsPos); 5453 if (ri == null) { 5454 ri = sri; 5455 } 5456 j--; 5457 N--; 5458 } 5459 } 5460 5461 // Add this specific item to its proper place. 5462 if (ri == null) { 5463 ri = new ResolveInfo(); 5464 ri.activityInfo = ai; 5465 } 5466 results.add(specificsPos, ri); 5467 ri.specificIndex = i; 5468 specificsPos++; 5469 } 5470 } 5471 5472 // Now we go through the remaining generic results and remove any 5473 // duplicate actions that are found here. 5474 N = results.size(); 5475 for (int i=specificsPos; i<N-1; i++) { 5476 final ResolveInfo rii = results.get(i); 5477 if (rii.filter == null) { 5478 continue; 5479 } 5480 5481 // Iterate over all of the actions of this result's intent 5482 // filter... typically this should be just one. 5483 final Iterator<String> it = rii.filter.actionsIterator(); 5484 if (it == null) { 5485 continue; 5486 } 5487 while (it.hasNext()) { 5488 final String action = it.next(); 5489 if (resultsAction != null && resultsAction.equals(action)) { 5490 // If this action was explicitly requested, then don't 5491 // remove things that have it. 5492 continue; 5493 } 5494 for (int j=i+1; j<N; j++) { 5495 final ResolveInfo rij = results.get(j); 5496 if (rij.filter != null && rij.filter.hasAction(action)) { 5497 results.remove(j); 5498 if (DEBUG_INTENT_MATCHING) Log.v( 5499 TAG, "Removing duplicate item from " + j 5500 + " due to action " + action + " at " + i); 5501 j--; 5502 N--; 5503 } 5504 } 5505 } 5506 5507 // If the caller didn't request filter information, drop it now 5508 // so we don't have to marshall/unmarshall it. 5509 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5510 rii.filter = null; 5511 } 5512 } 5513 5514 // Filter out the caller activity if so requested. 5515 if (caller != null) { 5516 N = results.size(); 5517 for (int i=0; i<N; i++) { 5518 ActivityInfo ainfo = results.get(i).activityInfo; 5519 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5520 && caller.getClassName().equals(ainfo.name)) { 5521 results.remove(i); 5522 break; 5523 } 5524 } 5525 } 5526 5527 // If the caller didn't request filter information, 5528 // drop them now so we don't have to 5529 // marshall/unmarshall it. 5530 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5531 N = results.size(); 5532 for (int i=0; i<N; i++) { 5533 results.get(i).filter = null; 5534 } 5535 } 5536 5537 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5538 return results; 5539 } 5540 5541 @Override 5542 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5543 int userId) { 5544 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5545 flags = augmentFlagsForUser(flags, userId, intent); 5546 ComponentName comp = intent.getComponent(); 5547 if (comp == null) { 5548 if (intent.getSelector() != null) { 5549 intent = intent.getSelector(); 5550 comp = intent.getComponent(); 5551 } 5552 } 5553 if (comp != null) { 5554 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5555 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5556 if (ai != null) { 5557 ResolveInfo ri = new ResolveInfo(); 5558 ri.activityInfo = ai; 5559 list.add(ri); 5560 } 5561 return list; 5562 } 5563 5564 // reader 5565 synchronized (mPackages) { 5566 String pkgName = intent.getPackage(); 5567 if (pkgName == null) { 5568 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5569 } 5570 final PackageParser.Package pkg = mPackages.get(pkgName); 5571 if (pkg != null) { 5572 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5573 userId); 5574 } 5575 return null; 5576 } 5577 } 5578 5579 @Override 5580 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5581 if (!sUserManager.exists(userId)) return null; 5582 flags = augmentFlagsForUser(flags, userId, intent); 5583 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5584 if (query != null) { 5585 if (query.size() >= 1) { 5586 // If there is more than one service with the same priority, 5587 // just arbitrarily pick the first one. 5588 return query.get(0); 5589 } 5590 } 5591 return null; 5592 } 5593 5594 @Override 5595 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5596 int userId) { 5597 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5598 flags = augmentFlagsForUser(flags, userId, intent); 5599 ComponentName comp = intent.getComponent(); 5600 if (comp == null) { 5601 if (intent.getSelector() != null) { 5602 intent = intent.getSelector(); 5603 comp = intent.getComponent(); 5604 } 5605 } 5606 if (comp != null) { 5607 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5608 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5609 if (si != null) { 5610 final ResolveInfo ri = new ResolveInfo(); 5611 ri.serviceInfo = si; 5612 list.add(ri); 5613 } 5614 return list; 5615 } 5616 5617 // reader 5618 synchronized (mPackages) { 5619 String pkgName = intent.getPackage(); 5620 if (pkgName == null) { 5621 return mServices.queryIntent(intent, resolvedType, flags, userId); 5622 } 5623 final PackageParser.Package pkg = mPackages.get(pkgName); 5624 if (pkg != null) { 5625 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5626 userId); 5627 } 5628 return null; 5629 } 5630 } 5631 5632 @Override 5633 public List<ResolveInfo> queryIntentContentProviders( 5634 Intent intent, String resolvedType, int flags, int userId) { 5635 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5636 flags = augmentFlagsForUser(flags, userId, intent); 5637 ComponentName comp = intent.getComponent(); 5638 if (comp == null) { 5639 if (intent.getSelector() != null) { 5640 intent = intent.getSelector(); 5641 comp = intent.getComponent(); 5642 } 5643 } 5644 if (comp != null) { 5645 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5646 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5647 if (pi != null) { 5648 final ResolveInfo ri = new ResolveInfo(); 5649 ri.providerInfo = pi; 5650 list.add(ri); 5651 } 5652 return list; 5653 } 5654 5655 // reader 5656 synchronized (mPackages) { 5657 String pkgName = intent.getPackage(); 5658 if (pkgName == null) { 5659 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5660 } 5661 final PackageParser.Package pkg = mPackages.get(pkgName); 5662 if (pkg != null) { 5663 return mProviders.queryIntentForPackage( 5664 intent, resolvedType, flags, pkg.providers, userId); 5665 } 5666 return null; 5667 } 5668 } 5669 5670 @Override 5671 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5672 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5673 5674 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5675 5676 // writer 5677 synchronized (mPackages) { 5678 ArrayList<PackageInfo> list; 5679 if (listUninstalled) { 5680 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5681 for (PackageSetting ps : mSettings.mPackages.values()) { 5682 PackageInfo pi; 5683 if (ps.pkg != null) { 5684 pi = generatePackageInfo(ps.pkg, flags, userId); 5685 } else { 5686 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5687 } 5688 if (pi != null) { 5689 list.add(pi); 5690 } 5691 } 5692 } else { 5693 list = new ArrayList<PackageInfo>(mPackages.size()); 5694 for (PackageParser.Package p : mPackages.values()) { 5695 PackageInfo pi = generatePackageInfo(p, flags, userId); 5696 if (pi != null) { 5697 list.add(pi); 5698 } 5699 } 5700 } 5701 5702 return new ParceledListSlice<PackageInfo>(list); 5703 } 5704 } 5705 5706 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5707 String[] permissions, boolean[] tmp, int flags, int userId) { 5708 int numMatch = 0; 5709 final PermissionsState permissionsState = ps.getPermissionsState(); 5710 for (int i=0; i<permissions.length; i++) { 5711 final String permission = permissions[i]; 5712 if (permissionsState.hasPermission(permission, userId)) { 5713 tmp[i] = true; 5714 numMatch++; 5715 } else { 5716 tmp[i] = false; 5717 } 5718 } 5719 if (numMatch == 0) { 5720 return; 5721 } 5722 PackageInfo pi; 5723 if (ps.pkg != null) { 5724 pi = generatePackageInfo(ps.pkg, flags, userId); 5725 } else { 5726 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5727 } 5728 // The above might return null in cases of uninstalled apps or install-state 5729 // skew across users/profiles. 5730 if (pi != null) { 5731 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5732 if (numMatch == permissions.length) { 5733 pi.requestedPermissions = permissions; 5734 } else { 5735 pi.requestedPermissions = new String[numMatch]; 5736 numMatch = 0; 5737 for (int i=0; i<permissions.length; i++) { 5738 if (tmp[i]) { 5739 pi.requestedPermissions[numMatch] = permissions[i]; 5740 numMatch++; 5741 } 5742 } 5743 } 5744 } 5745 list.add(pi); 5746 } 5747 } 5748 5749 @Override 5750 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5751 String[] permissions, int flags, int userId) { 5752 if (!sUserManager.exists(userId)) return null; 5753 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5754 5755 // writer 5756 synchronized (mPackages) { 5757 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5758 boolean[] tmpBools = new boolean[permissions.length]; 5759 if (listUninstalled) { 5760 for (PackageSetting ps : mSettings.mPackages.values()) { 5761 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5762 } 5763 } else { 5764 for (PackageParser.Package pkg : mPackages.values()) { 5765 PackageSetting ps = (PackageSetting)pkg.mExtras; 5766 if (ps != null) { 5767 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5768 userId); 5769 } 5770 } 5771 } 5772 5773 return new ParceledListSlice<PackageInfo>(list); 5774 } 5775 } 5776 5777 @Override 5778 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5779 if (!sUserManager.exists(userId)) return null; 5780 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5781 5782 // writer 5783 synchronized (mPackages) { 5784 ArrayList<ApplicationInfo> list; 5785 if (listUninstalled) { 5786 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5787 for (PackageSetting ps : mSettings.mPackages.values()) { 5788 ApplicationInfo ai; 5789 if (ps.pkg != null) { 5790 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5791 ps.readUserState(userId), userId); 5792 } else { 5793 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5794 } 5795 if (ai != null) { 5796 list.add(ai); 5797 } 5798 } 5799 } else { 5800 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5801 for (PackageParser.Package p : mPackages.values()) { 5802 if (p.mExtras != null) { 5803 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5804 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5805 if (ai != null) { 5806 list.add(ai); 5807 } 5808 } 5809 } 5810 } 5811 5812 return new ParceledListSlice<ApplicationInfo>(list); 5813 } 5814 } 5815 5816 @Override 5817 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5818 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5819 "getEphemeralApplications"); 5820 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5821 "getEphemeralApplications"); 5822 synchronized (mPackages) { 5823 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5824 .getEphemeralApplicationsLPw(userId); 5825 if (ephemeralApps != null) { 5826 return new ParceledListSlice<>(ephemeralApps); 5827 } 5828 } 5829 return null; 5830 } 5831 5832 @Override 5833 public boolean isEphemeralApplication(String packageName, int userId) { 5834 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5835 "isEphemeral"); 5836 if (!isCallerSameApp(packageName)) { 5837 return false; 5838 } 5839 synchronized (mPackages) { 5840 PackageParser.Package pkg = mPackages.get(packageName); 5841 if (pkg != null) { 5842 return pkg.applicationInfo.isEphemeralApp(); 5843 } 5844 } 5845 return false; 5846 } 5847 5848 @Override 5849 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5850 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5851 "getCookie"); 5852 if (!isCallerSameApp(packageName)) { 5853 return null; 5854 } 5855 synchronized (mPackages) { 5856 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5857 packageName, userId); 5858 } 5859 } 5860 5861 @Override 5862 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5863 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5864 "setCookie"); 5865 if (!isCallerSameApp(packageName)) { 5866 return false; 5867 } 5868 synchronized (mPackages) { 5869 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5870 packageName, cookie, userId); 5871 } 5872 } 5873 5874 @Override 5875 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5876 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5877 "getEphemeralApplicationIcon"); 5878 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5879 "getEphemeralApplicationIcon"); 5880 synchronized (mPackages) { 5881 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5882 packageName, userId); 5883 } 5884 } 5885 5886 private boolean isCallerSameApp(String packageName) { 5887 PackageParser.Package pkg = mPackages.get(packageName); 5888 return pkg != null 5889 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 5890 } 5891 5892 public List<ApplicationInfo> getPersistentApplications(int flags) { 5893 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5894 5895 // reader 5896 synchronized (mPackages) { 5897 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5898 final int userId = UserHandle.getCallingUserId(); 5899 while (i.hasNext()) { 5900 final PackageParser.Package p = i.next(); 5901 if (p.applicationInfo != null 5902 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5903 && (!mSafeMode || isSystemApp(p))) { 5904 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5905 if (ps != null) { 5906 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5907 ps.readUserState(userId), userId); 5908 if (ai != null) { 5909 finalList.add(ai); 5910 } 5911 } 5912 } 5913 } 5914 } 5915 5916 return finalList; 5917 } 5918 5919 @Override 5920 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5921 if (!sUserManager.exists(userId)) return null; 5922 flags = augmentFlagsForUser(flags, userId, name); 5923 // reader 5924 synchronized (mPackages) { 5925 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5926 PackageSetting ps = provider != null 5927 ? mSettings.mPackages.get(provider.owner.packageName) 5928 : null; 5929 return ps != null 5930 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 5931 && (!mSafeMode || (provider.info.applicationInfo.flags 5932 &ApplicationInfo.FLAG_SYSTEM) != 0) 5933 ? PackageParser.generateProviderInfo(provider, flags, 5934 ps.readUserState(userId), userId) 5935 : null; 5936 } 5937 } 5938 5939 /** 5940 * @deprecated 5941 */ 5942 @Deprecated 5943 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5944 // reader 5945 synchronized (mPackages) { 5946 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5947 .entrySet().iterator(); 5948 final int userId = UserHandle.getCallingUserId(); 5949 while (i.hasNext()) { 5950 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5951 PackageParser.Provider p = entry.getValue(); 5952 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5953 5954 if (ps != null && p.syncable 5955 && (!mSafeMode || (p.info.applicationInfo.flags 5956 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5957 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5958 ps.readUserState(userId), userId); 5959 if (info != null) { 5960 outNames.add(entry.getKey()); 5961 outInfo.add(info); 5962 } 5963 } 5964 } 5965 } 5966 } 5967 5968 @Override 5969 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5970 int uid, int flags) { 5971 final int userId = processName != null ? UserHandle.getUserId(uid) 5972 : UserHandle.getCallingUserId(); 5973 if (!sUserManager.exists(userId)) return null; 5974 flags = augmentFlagsForUser(flags, userId, processName); 5975 5976 ArrayList<ProviderInfo> finalList = null; 5977 // reader 5978 synchronized (mPackages) { 5979 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5980 while (i.hasNext()) { 5981 final PackageParser.Provider p = i.next(); 5982 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5983 if (ps != null && p.info.authority != null 5984 && (processName == null 5985 || (p.info.processName.equals(processName) 5986 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5987 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId) 5988 && (!mSafeMode 5989 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5990 if (finalList == null) { 5991 finalList = new ArrayList<ProviderInfo>(3); 5992 } 5993 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5994 ps.readUserState(userId), userId); 5995 if (info != null) { 5996 finalList.add(info); 5997 } 5998 } 5999 } 6000 } 6001 6002 if (finalList != null) { 6003 Collections.sort(finalList, mProviderInitOrderSorter); 6004 return new ParceledListSlice<ProviderInfo>(finalList); 6005 } 6006 6007 return null; 6008 } 6009 6010 @Override 6011 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 6012 int flags) { 6013 // reader 6014 synchronized (mPackages) { 6015 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6016 return PackageParser.generateInstrumentationInfo(i, flags); 6017 } 6018 } 6019 6020 @Override 6021 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6022 int flags) { 6023 ArrayList<InstrumentationInfo> finalList = 6024 new ArrayList<InstrumentationInfo>(); 6025 6026 // reader 6027 synchronized (mPackages) { 6028 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6029 while (i.hasNext()) { 6030 final PackageParser.Instrumentation p = i.next(); 6031 if (targetPackage == null 6032 || targetPackage.equals(p.info.targetPackage)) { 6033 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6034 flags); 6035 if (ii != null) { 6036 finalList.add(ii); 6037 } 6038 } 6039 } 6040 } 6041 6042 return finalList; 6043 } 6044 6045 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6046 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6047 if (overlays == null) { 6048 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6049 return; 6050 } 6051 for (PackageParser.Package opkg : overlays.values()) { 6052 // Not much to do if idmap fails: we already logged the error 6053 // and we certainly don't want to abort installation of pkg simply 6054 // because an overlay didn't fit properly. For these reasons, 6055 // ignore the return value of createIdmapForPackagePairLI. 6056 createIdmapForPackagePairLI(pkg, opkg); 6057 } 6058 } 6059 6060 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6061 PackageParser.Package opkg) { 6062 if (!opkg.mTrustedOverlay) { 6063 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6064 opkg.baseCodePath + ": overlay not trusted"); 6065 return false; 6066 } 6067 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6068 if (overlaySet == null) { 6069 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6070 opkg.baseCodePath + " but target package has no known overlays"); 6071 return false; 6072 } 6073 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6074 // TODO: generate idmap for split APKs 6075 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 6076 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6077 + opkg.baseCodePath); 6078 return false; 6079 } 6080 PackageParser.Package[] overlayArray = 6081 overlaySet.values().toArray(new PackageParser.Package[0]); 6082 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6083 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6084 return p1.mOverlayPriority - p2.mOverlayPriority; 6085 } 6086 }; 6087 Arrays.sort(overlayArray, cmp); 6088 6089 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6090 int i = 0; 6091 for (PackageParser.Package p : overlayArray) { 6092 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6093 } 6094 return true; 6095 } 6096 6097 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6098 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6099 try { 6100 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6101 } finally { 6102 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6103 } 6104 } 6105 6106 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6107 final File[] files = dir.listFiles(); 6108 if (ArrayUtils.isEmpty(files)) { 6109 Log.d(TAG, "No files in app dir " + dir); 6110 return; 6111 } 6112 6113 if (DEBUG_PACKAGE_SCANNING) { 6114 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6115 + " flags=0x" + Integer.toHexString(parseFlags)); 6116 } 6117 6118 for (File file : files) { 6119 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6120 && !PackageInstallerService.isStageName(file.getName()); 6121 if (!isPackage) { 6122 // Ignore entries which are not packages 6123 continue; 6124 } 6125 try { 6126 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6127 scanFlags, currentTime, null); 6128 } catch (PackageManagerException e) { 6129 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6130 6131 // Delete invalid userdata apps 6132 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6133 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6134 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6135 if (file.isDirectory()) { 6136 mInstaller.rmPackageDir(file.getAbsolutePath()); 6137 } else { 6138 file.delete(); 6139 } 6140 } 6141 } 6142 } 6143 } 6144 6145 private static File getSettingsProblemFile() { 6146 File dataDir = Environment.getDataDirectory(); 6147 File systemDir = new File(dataDir, "system"); 6148 File fname = new File(systemDir, "uiderrors.txt"); 6149 return fname; 6150 } 6151 6152 static void reportSettingsProblem(int priority, String msg) { 6153 logCriticalInfo(priority, msg); 6154 } 6155 6156 static void logCriticalInfo(int priority, String msg) { 6157 Slog.println(priority, TAG, msg); 6158 EventLogTags.writePmCriticalInfo(msg); 6159 try { 6160 File fname = getSettingsProblemFile(); 6161 FileOutputStream out = new FileOutputStream(fname, true); 6162 PrintWriter pw = new FastPrintWriter(out); 6163 SimpleDateFormat formatter = new SimpleDateFormat(); 6164 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6165 pw.println(dateString + ": " + msg); 6166 pw.close(); 6167 FileUtils.setPermissions( 6168 fname.toString(), 6169 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6170 -1, -1); 6171 } catch (java.io.IOException e) { 6172 } 6173 } 6174 6175 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6176 PackageParser.Package pkg, File srcFile, int parseFlags) 6177 throws PackageManagerException { 6178 if (ps != null 6179 && ps.codePath.equals(srcFile) 6180 && ps.timeStamp == srcFile.lastModified() 6181 && !isCompatSignatureUpdateNeeded(pkg) 6182 && !isRecoverSignatureUpdateNeeded(pkg)) { 6183 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6184 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6185 ArraySet<PublicKey> signingKs; 6186 synchronized (mPackages) { 6187 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6188 } 6189 if (ps.signatures.mSignatures != null 6190 && ps.signatures.mSignatures.length != 0 6191 && signingKs != null) { 6192 // Optimization: reuse the existing cached certificates 6193 // if the package appears to be unchanged. 6194 pkg.mSignatures = ps.signatures.mSignatures; 6195 pkg.mSigningKeys = signingKs; 6196 return; 6197 } 6198 6199 Slog.w(TAG, "PackageSetting for " + ps.name 6200 + " is missing signatures. Collecting certs again to recover them."); 6201 } else { 6202 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6203 } 6204 6205 try { 6206 pp.collectCertificates(pkg, parseFlags); 6207 } catch (PackageParserException e) { 6208 throw PackageManagerException.from(e); 6209 } 6210 } 6211 6212 /** 6213 * Traces a package scan. 6214 * @see #scanPackageLI(File, int, int, long, UserHandle) 6215 */ 6216 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6217 long currentTime, UserHandle user) throws PackageManagerException { 6218 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6219 try { 6220 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6221 } finally { 6222 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6223 } 6224 } 6225 6226 /** 6227 * Scans a package and returns the newly parsed package. 6228 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6229 */ 6230 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6231 long currentTime, UserHandle user) throws PackageManagerException { 6232 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6233 parseFlags |= mDefParseFlags; 6234 PackageParser pp = new PackageParser(); 6235 pp.setSeparateProcesses(mSeparateProcesses); 6236 pp.setOnlyCoreApps(mOnlyCore); 6237 pp.setDisplayMetrics(mMetrics); 6238 6239 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6240 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6241 } 6242 6243 final PackageParser.Package pkg; 6244 try { 6245 pkg = pp.parsePackage(scanFile, parseFlags); 6246 } catch (PackageParserException e) { 6247 throw PackageManagerException.from(e); 6248 } 6249 6250 PackageSetting ps = null; 6251 PackageSetting updatedPkg; 6252 // reader 6253 synchronized (mPackages) { 6254 // Look to see if we already know about this package. 6255 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6256 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6257 // This package has been renamed to its original name. Let's 6258 // use that. 6259 ps = mSettings.peekPackageLPr(oldName); 6260 } 6261 // If there was no original package, see one for the real package name. 6262 if (ps == null) { 6263 ps = mSettings.peekPackageLPr(pkg.packageName); 6264 } 6265 // Check to see if this package could be hiding/updating a system 6266 // package. Must look for it either under the original or real 6267 // package name depending on our state. 6268 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6269 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6270 } 6271 boolean updatedPkgBetter = false; 6272 // First check if this is a system package that may involve an update 6273 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6274 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6275 // it needs to drop FLAG_PRIVILEGED. 6276 if (locationIsPrivileged(scanFile)) { 6277 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6278 } else { 6279 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6280 } 6281 6282 if (ps != null && !ps.codePath.equals(scanFile)) { 6283 // The path has changed from what was last scanned... check the 6284 // version of the new path against what we have stored to determine 6285 // what to do. 6286 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6287 if (pkg.mVersionCode <= ps.versionCode) { 6288 // The system package has been updated and the code path does not match 6289 // Ignore entry. Skip it. 6290 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6291 + " ignored: updated version " + ps.versionCode 6292 + " better than this " + pkg.mVersionCode); 6293 if (!updatedPkg.codePath.equals(scanFile)) { 6294 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 6295 + ps.name + " changing from " + updatedPkg.codePathString 6296 + " to " + scanFile); 6297 updatedPkg.codePath = scanFile; 6298 updatedPkg.codePathString = scanFile.toString(); 6299 updatedPkg.resourcePath = scanFile; 6300 updatedPkg.resourcePathString = scanFile.toString(); 6301 } 6302 updatedPkg.pkg = pkg; 6303 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6304 "Package " + ps.name + " at " + scanFile 6305 + " ignored: updated version " + ps.versionCode 6306 + " better than this " + pkg.mVersionCode); 6307 } else { 6308 // The current app on the system partition is better than 6309 // what we have updated to on the data partition; switch 6310 // back to the system partition version. 6311 // At this point, its safely assumed that package installation for 6312 // apps in system partition will go through. If not there won't be a working 6313 // version of the app 6314 // writer 6315 synchronized (mPackages) { 6316 // Just remove the loaded entries from package lists. 6317 mPackages.remove(ps.name); 6318 } 6319 6320 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6321 + " reverting from " + ps.codePathString 6322 + ": new version " + pkg.mVersionCode 6323 + " better than installed " + ps.versionCode); 6324 6325 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6326 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6327 synchronized (mInstallLock) { 6328 args.cleanUpResourcesLI(); 6329 } 6330 synchronized (mPackages) { 6331 mSettings.enableSystemPackageLPw(ps.name); 6332 } 6333 updatedPkgBetter = true; 6334 } 6335 } 6336 } 6337 6338 if (updatedPkg != null) { 6339 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6340 // initially 6341 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6342 6343 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6344 // flag set initially 6345 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6346 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6347 } 6348 } 6349 6350 // Verify certificates against what was last scanned 6351 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6352 6353 /* 6354 * A new system app appeared, but we already had a non-system one of the 6355 * same name installed earlier. 6356 */ 6357 boolean shouldHideSystemApp = false; 6358 if (updatedPkg == null && ps != null 6359 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6360 /* 6361 * Check to make sure the signatures match first. If they don't, 6362 * wipe the installed application and its data. 6363 */ 6364 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6365 != PackageManager.SIGNATURE_MATCH) { 6366 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6367 + " signatures don't match existing userdata copy; removing"); 6368 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6369 ps = null; 6370 } else { 6371 /* 6372 * If the newly-added system app is an older version than the 6373 * already installed version, hide it. It will be scanned later 6374 * and re-added like an update. 6375 */ 6376 if (pkg.mVersionCode <= ps.versionCode) { 6377 shouldHideSystemApp = true; 6378 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6379 + " but new version " + pkg.mVersionCode + " better than installed " 6380 + ps.versionCode + "; hiding system"); 6381 } else { 6382 /* 6383 * The newly found system app is a newer version that the 6384 * one previously installed. Simply remove the 6385 * already-installed application and replace it with our own 6386 * while keeping the application data. 6387 */ 6388 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6389 + " reverting from " + ps.codePathString + ": new version " 6390 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6391 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6392 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6393 synchronized (mInstallLock) { 6394 args.cleanUpResourcesLI(); 6395 } 6396 } 6397 } 6398 } 6399 6400 // The apk is forward locked (not public) if its code and resources 6401 // are kept in different files. (except for app in either system or 6402 // vendor path). 6403 // TODO grab this value from PackageSettings 6404 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6405 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6406 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6407 } 6408 } 6409 6410 // TODO: extend to support forward-locked splits 6411 String resourcePath = null; 6412 String baseResourcePath = null; 6413 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6414 if (ps != null && ps.resourcePathString != null) { 6415 resourcePath = ps.resourcePathString; 6416 baseResourcePath = ps.resourcePathString; 6417 } else { 6418 // Should not happen at all. Just log an error. 6419 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 6420 } 6421 } else { 6422 resourcePath = pkg.codePath; 6423 baseResourcePath = pkg.baseCodePath; 6424 } 6425 6426 // Set application objects path explicitly. 6427 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6428 pkg.applicationInfo.setCodePath(pkg.codePath); 6429 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6430 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6431 pkg.applicationInfo.setResourcePath(resourcePath); 6432 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6433 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6434 6435 // Note that we invoke the following method only if we are about to unpack an application 6436 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6437 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6438 6439 /* 6440 * If the system app should be overridden by a previously installed 6441 * data, hide the system app now and let the /data/app scan pick it up 6442 * again. 6443 */ 6444 if (shouldHideSystemApp) { 6445 synchronized (mPackages) { 6446 mSettings.disableSystemPackageLPw(pkg.packageName); 6447 } 6448 } 6449 6450 return scannedPkg; 6451 } 6452 6453 private static String fixProcessName(String defProcessName, 6454 String processName, int uid) { 6455 if (processName == null) { 6456 return defProcessName; 6457 } 6458 return processName; 6459 } 6460 6461 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6462 throws PackageManagerException { 6463 if (pkgSetting.signatures.mSignatures != null) { 6464 // Already existing package. Make sure signatures match 6465 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6466 == PackageManager.SIGNATURE_MATCH; 6467 if (!match) { 6468 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6469 == PackageManager.SIGNATURE_MATCH; 6470 } 6471 if (!match) { 6472 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6473 == PackageManager.SIGNATURE_MATCH; 6474 } 6475 if (!match) { 6476 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6477 + pkg.packageName + " signatures do not match the " 6478 + "previously installed version; ignoring!"); 6479 } 6480 } 6481 6482 // Check for shared user signatures 6483 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6484 // Already existing package. Make sure signatures match 6485 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6486 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6487 if (!match) { 6488 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6489 == PackageManager.SIGNATURE_MATCH; 6490 } 6491 if (!match) { 6492 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6493 == PackageManager.SIGNATURE_MATCH; 6494 } 6495 if (!match) { 6496 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6497 "Package " + pkg.packageName 6498 + " has no signatures that match those in shared user " 6499 + pkgSetting.sharedUser.name + "; ignoring!"); 6500 } 6501 } 6502 } 6503 6504 /** 6505 * Enforces that only the system UID or root's UID can call a method exposed 6506 * via Binder. 6507 * 6508 * @param message used as message if SecurityException is thrown 6509 * @throws SecurityException if the caller is not system or root 6510 */ 6511 private static final void enforceSystemOrRoot(String message) { 6512 final int uid = Binder.getCallingUid(); 6513 if (uid != Process.SYSTEM_UID && uid != 0) { 6514 throw new SecurityException(message); 6515 } 6516 } 6517 6518 @Override 6519 public void performFstrimIfNeeded() { 6520 enforceSystemOrRoot("Only the system can request fstrim"); 6521 6522 // Before everything else, see whether we need to fstrim. 6523 try { 6524 IMountService ms = PackageHelper.getMountService(); 6525 if (ms != null) { 6526 final boolean isUpgrade = isUpgrade(); 6527 boolean doTrim = isUpgrade; 6528 if (doTrim) { 6529 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6530 } else { 6531 final long interval = android.provider.Settings.Global.getLong( 6532 mContext.getContentResolver(), 6533 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6534 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6535 if (interval > 0) { 6536 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6537 if (timeSinceLast > interval) { 6538 doTrim = true; 6539 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6540 + "; running immediately"); 6541 } 6542 } 6543 } 6544 if (doTrim) { 6545 if (!isFirstBoot()) { 6546 try { 6547 ActivityManagerNative.getDefault().showBootMessage( 6548 mContext.getResources().getString( 6549 R.string.android_upgrading_fstrim), true); 6550 } catch (RemoteException e) { 6551 } 6552 } 6553 ms.runMaintenance(); 6554 } 6555 } else { 6556 Slog.e(TAG, "Mount service unavailable!"); 6557 } 6558 } catch (RemoteException e) { 6559 // Can't happen; MountService is local 6560 } 6561 } 6562 6563 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6564 List<ResolveInfo> ris = null; 6565 try { 6566 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6567 intent, null, 0, userId); 6568 } catch (RemoteException e) { 6569 } 6570 ArraySet<String> pkgNames = new ArraySet<String>(); 6571 if (ris != null) { 6572 for (ResolveInfo ri : ris) { 6573 pkgNames.add(ri.activityInfo.packageName); 6574 } 6575 } 6576 return pkgNames; 6577 } 6578 6579 @Override 6580 public void notifyPackageUse(String packageName) { 6581 synchronized (mPackages) { 6582 PackageParser.Package p = mPackages.get(packageName); 6583 if (p == null) { 6584 return; 6585 } 6586 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6587 } 6588 } 6589 6590 @Override 6591 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6592 return performDexOptTraced(packageName, instructionSet); 6593 } 6594 6595 public boolean performDexOpt(String packageName, String instructionSet) { 6596 return performDexOptTraced(packageName, instructionSet); 6597 } 6598 6599 private boolean performDexOptTraced(String packageName, String instructionSet) { 6600 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6601 try { 6602 return performDexOptInternal(packageName, instructionSet); 6603 } finally { 6604 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6605 } 6606 } 6607 6608 private boolean performDexOptInternal(String packageName, String instructionSet) { 6609 PackageParser.Package p; 6610 final String targetInstructionSet; 6611 synchronized (mPackages) { 6612 p = mPackages.get(packageName); 6613 if (p == null) { 6614 return false; 6615 } 6616 mPackageUsage.write(false); 6617 6618 targetInstructionSet = instructionSet != null ? instructionSet : 6619 getPrimaryInstructionSet(p.applicationInfo); 6620 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6621 return false; 6622 } 6623 } 6624 long callingId = Binder.clearCallingIdentity(); 6625 try { 6626 synchronized (mInstallLock) { 6627 final String[] instructionSets = new String[] { targetInstructionSet }; 6628 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6629 true /* inclDependencies */); 6630 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6631 } 6632 } finally { 6633 Binder.restoreCallingIdentity(callingId); 6634 } 6635 } 6636 6637 public ArraySet<String> getPackagesThatNeedDexOpt() { 6638 ArraySet<String> pkgs = null; 6639 synchronized (mPackages) { 6640 for (PackageParser.Package p : mPackages.values()) { 6641 if (DEBUG_DEXOPT) { 6642 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6643 } 6644 if (!p.mDexOptPerformed.isEmpty()) { 6645 continue; 6646 } 6647 if (pkgs == null) { 6648 pkgs = new ArraySet<String>(); 6649 } 6650 pkgs.add(p.packageName); 6651 } 6652 } 6653 return pkgs; 6654 } 6655 6656 public void shutdown() { 6657 mPackageUsage.write(true); 6658 } 6659 6660 @Override 6661 public void forceDexOpt(String packageName) { 6662 enforceSystemOrRoot("forceDexOpt"); 6663 6664 PackageParser.Package pkg; 6665 synchronized (mPackages) { 6666 pkg = mPackages.get(packageName); 6667 if (pkg == null) { 6668 throw new IllegalArgumentException("Missing package: " + packageName); 6669 } 6670 } 6671 6672 synchronized (mInstallLock) { 6673 final String[] instructionSets = new String[] { 6674 getPrimaryInstructionSet(pkg.applicationInfo) }; 6675 6676 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6677 6678 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6679 true /* inclDependencies */); 6680 6681 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6682 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6683 throw new IllegalStateException("Failed to dexopt: " + res); 6684 } 6685 } 6686 } 6687 6688 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6689 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6690 Slog.w(TAG, "Unable to update from " + oldPkg.name 6691 + " to " + newPkg.packageName 6692 + ": old package not in system partition"); 6693 return false; 6694 } else if (mPackages.get(oldPkg.name) != null) { 6695 Slog.w(TAG, "Unable to update from " + oldPkg.name 6696 + " to " + newPkg.packageName 6697 + ": old package still exists"); 6698 return false; 6699 } 6700 return true; 6701 } 6702 6703 private void createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) 6704 throws PackageManagerException { 6705 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6706 if (res != 0) { 6707 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6708 "Failed to install " + packageName + ": " + res); 6709 } 6710 6711 final int[] users = sUserManager.getUserIds(); 6712 for (int user : users) { 6713 if (user != 0) { 6714 res = mInstaller.createUserData(volumeUuid, packageName, 6715 UserHandle.getUid(user, uid), user, seinfo); 6716 if (res != 0) { 6717 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6718 "Failed to createUserData " + packageName + ": " + res); 6719 } 6720 } 6721 } 6722 } 6723 6724 private int removeDataDirsLI(String volumeUuid, String packageName) { 6725 int[] users = sUserManager.getUserIds(); 6726 int res = 0; 6727 for (int user : users) { 6728 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6729 if (resInner < 0) { 6730 res = resInner; 6731 } 6732 } 6733 6734 return res; 6735 } 6736 6737 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6738 int[] users = sUserManager.getUserIds(); 6739 int res = 0; 6740 for (int user : users) { 6741 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6742 if (resInner < 0) { 6743 res = resInner; 6744 } 6745 } 6746 return res; 6747 } 6748 6749 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6750 PackageParser.Package changingLib) { 6751 if (file.path != null) { 6752 usesLibraryFiles.add(file.path); 6753 return; 6754 } 6755 PackageParser.Package p = mPackages.get(file.apk); 6756 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6757 // If we are doing this while in the middle of updating a library apk, 6758 // then we need to make sure to use that new apk for determining the 6759 // dependencies here. (We haven't yet finished committing the new apk 6760 // to the package manager state.) 6761 if (p == null || p.packageName.equals(changingLib.packageName)) { 6762 p = changingLib; 6763 } 6764 } 6765 if (p != null) { 6766 usesLibraryFiles.addAll(p.getAllCodePaths()); 6767 } 6768 } 6769 6770 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6771 PackageParser.Package changingLib) throws PackageManagerException { 6772 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6773 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6774 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6775 for (int i=0; i<N; i++) { 6776 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6777 if (file == null) { 6778 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6779 "Package " + pkg.packageName + " requires unavailable shared library " 6780 + pkg.usesLibraries.get(i) + "; failing!"); 6781 } 6782 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6783 } 6784 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6785 for (int i=0; i<N; i++) { 6786 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6787 if (file == null) { 6788 Slog.w(TAG, "Package " + pkg.packageName 6789 + " desires unavailable shared library " 6790 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6791 } else { 6792 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6793 } 6794 } 6795 N = usesLibraryFiles.size(); 6796 if (N > 0) { 6797 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6798 } else { 6799 pkg.usesLibraryFiles = null; 6800 } 6801 } 6802 } 6803 6804 private static boolean hasString(List<String> list, List<String> which) { 6805 if (list == null) { 6806 return false; 6807 } 6808 for (int i=list.size()-1; i>=0; i--) { 6809 for (int j=which.size()-1; j>=0; j--) { 6810 if (which.get(j).equals(list.get(i))) { 6811 return true; 6812 } 6813 } 6814 } 6815 return false; 6816 } 6817 6818 private void updateAllSharedLibrariesLPw() { 6819 for (PackageParser.Package pkg : mPackages.values()) { 6820 try { 6821 updateSharedLibrariesLPw(pkg, null); 6822 } catch (PackageManagerException e) { 6823 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6824 } 6825 } 6826 } 6827 6828 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6829 PackageParser.Package changingPkg) { 6830 ArrayList<PackageParser.Package> res = null; 6831 for (PackageParser.Package pkg : mPackages.values()) { 6832 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6833 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6834 if (res == null) { 6835 res = new ArrayList<PackageParser.Package>(); 6836 } 6837 res.add(pkg); 6838 try { 6839 updateSharedLibrariesLPw(pkg, changingPkg); 6840 } catch (PackageManagerException e) { 6841 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6842 } 6843 } 6844 } 6845 return res; 6846 } 6847 6848 /** 6849 * Derive the value of the {@code cpuAbiOverride} based on the provided 6850 * value and an optional stored value from the package settings. 6851 */ 6852 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6853 String cpuAbiOverride = null; 6854 6855 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6856 cpuAbiOverride = null; 6857 } else if (abiOverride != null) { 6858 cpuAbiOverride = abiOverride; 6859 } else if (settings != null) { 6860 cpuAbiOverride = settings.cpuAbiOverrideString; 6861 } 6862 6863 return cpuAbiOverride; 6864 } 6865 6866 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6867 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6868 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6869 try { 6870 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6871 } finally { 6872 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6873 } 6874 } 6875 6876 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6877 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6878 boolean success = false; 6879 try { 6880 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6881 currentTime, user); 6882 success = true; 6883 return res; 6884 } finally { 6885 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6886 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6887 } 6888 } 6889 } 6890 6891 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6892 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6893 final File scanFile = new File(pkg.codePath); 6894 if (pkg.applicationInfo.getCodePath() == null || 6895 pkg.applicationInfo.getResourcePath() == null) { 6896 // Bail out. The resource and code paths haven't been set. 6897 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6898 "Code and resource paths haven't been set correctly"); 6899 } 6900 6901 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6902 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6903 } else { 6904 // Only allow system apps to be flagged as core apps. 6905 pkg.coreApp = false; 6906 } 6907 6908 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6909 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6910 } 6911 6912 if (mCustomResolverComponentName != null && 6913 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6914 setUpCustomResolverActivity(pkg); 6915 } 6916 6917 if (pkg.packageName.equals("android")) { 6918 synchronized (mPackages) { 6919 if (mAndroidApplication != null) { 6920 Slog.w(TAG, "*************************************************"); 6921 Slog.w(TAG, "Core android package being redefined. Skipping."); 6922 Slog.w(TAG, " file=" + scanFile); 6923 Slog.w(TAG, "*************************************************"); 6924 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6925 "Core android package being redefined. Skipping."); 6926 } 6927 6928 // Set up information for our fall-back user intent resolution activity. 6929 mPlatformPackage = pkg; 6930 pkg.mVersionCode = mSdkVersion; 6931 mAndroidApplication = pkg.applicationInfo; 6932 6933 if (!mResolverReplaced) { 6934 mResolveActivity.applicationInfo = mAndroidApplication; 6935 mResolveActivity.name = ResolverActivity.class.getName(); 6936 mResolveActivity.packageName = mAndroidApplication.packageName; 6937 mResolveActivity.processName = "system:ui"; 6938 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6939 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6940 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6941 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6942 mResolveActivity.exported = true; 6943 mResolveActivity.enabled = true; 6944 mResolveInfo.activityInfo = mResolveActivity; 6945 mResolveInfo.priority = 0; 6946 mResolveInfo.preferredOrder = 0; 6947 mResolveInfo.match = 0; 6948 mResolveComponentName = new ComponentName( 6949 mAndroidApplication.packageName, mResolveActivity.name); 6950 } 6951 } 6952 } 6953 6954 if (DEBUG_PACKAGE_SCANNING) { 6955 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6956 Log.d(TAG, "Scanning package " + pkg.packageName); 6957 } 6958 6959 if (mPackages.containsKey(pkg.packageName) 6960 || mSharedLibraries.containsKey(pkg.packageName)) { 6961 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6962 "Application package " + pkg.packageName 6963 + " already installed. Skipping duplicate."); 6964 } 6965 6966 // If we're only installing presumed-existing packages, require that the 6967 // scanned APK is both already known and at the path previously established 6968 // for it. Previously unknown packages we pick up normally, but if we have an 6969 // a priori expectation about this package's install presence, enforce it. 6970 // With a singular exception for new system packages. When an OTA contains 6971 // a new system package, we allow the codepath to change from a system location 6972 // to the user-installed location. If we don't allow this change, any newer, 6973 // user-installed version of the application will be ignored. 6974 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6975 if (mExpectingBetter.containsKey(pkg.packageName)) { 6976 logCriticalInfo(Log.WARN, 6977 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6978 } else { 6979 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6980 if (known != null) { 6981 if (DEBUG_PACKAGE_SCANNING) { 6982 Log.d(TAG, "Examining " + pkg.codePath 6983 + " and requiring known paths " + known.codePathString 6984 + " & " + known.resourcePathString); 6985 } 6986 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6987 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6988 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6989 "Application package " + pkg.packageName 6990 + " found at " + pkg.applicationInfo.getCodePath() 6991 + " but expected at " + known.codePathString + "; ignoring."); 6992 } 6993 } 6994 } 6995 } 6996 6997 // Initialize package source and resource directories 6998 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6999 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 7000 7001 SharedUserSetting suid = null; 7002 PackageSetting pkgSetting = null; 7003 7004 if (!isSystemApp(pkg)) { 7005 // Only system apps can use these features. 7006 pkg.mOriginalPackages = null; 7007 pkg.mRealPackage = null; 7008 pkg.mAdoptPermissions = null; 7009 } 7010 7011 // writer 7012 synchronized (mPackages) { 7013 if (pkg.mSharedUserId != null) { 7014 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7015 if (suid == null) { 7016 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7017 "Creating application package " + pkg.packageName 7018 + " for shared user failed"); 7019 } 7020 if (DEBUG_PACKAGE_SCANNING) { 7021 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7022 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7023 + "): packages=" + suid.packages); 7024 } 7025 } 7026 7027 // Check if we are renaming from an original package name. 7028 PackageSetting origPackage = null; 7029 String realName = null; 7030 if (pkg.mOriginalPackages != null) { 7031 // This package may need to be renamed to a previously 7032 // installed name. Let's check on that... 7033 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7034 if (pkg.mOriginalPackages.contains(renamed)) { 7035 // This package had originally been installed as the 7036 // original name, and we have already taken care of 7037 // transitioning to the new one. Just update the new 7038 // one to continue using the old name. 7039 realName = pkg.mRealPackage; 7040 if (!pkg.packageName.equals(renamed)) { 7041 // Callers into this function may have already taken 7042 // care of renaming the package; only do it here if 7043 // it is not already done. 7044 pkg.setPackageName(renamed); 7045 } 7046 7047 } else { 7048 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7049 if ((origPackage = mSettings.peekPackageLPr( 7050 pkg.mOriginalPackages.get(i))) != null) { 7051 // We do have the package already installed under its 7052 // original name... should we use it? 7053 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7054 // New package is not compatible with original. 7055 origPackage = null; 7056 continue; 7057 } else if (origPackage.sharedUser != null) { 7058 // Make sure uid is compatible between packages. 7059 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7060 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7061 + " to " + pkg.packageName + ": old uid " 7062 + origPackage.sharedUser.name 7063 + " differs from " + pkg.mSharedUserId); 7064 origPackage = null; 7065 continue; 7066 } 7067 } else { 7068 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7069 + pkg.packageName + " to old name " + origPackage.name); 7070 } 7071 break; 7072 } 7073 } 7074 } 7075 } 7076 7077 if (mTransferedPackages.contains(pkg.packageName)) { 7078 Slog.w(TAG, "Package " + pkg.packageName 7079 + " was transferred to another, but its .apk remains"); 7080 } 7081 7082 // Just create the setting, don't add it yet. For already existing packages 7083 // the PkgSetting exists already and doesn't have to be created. 7084 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7085 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7086 pkg.applicationInfo.primaryCpuAbi, 7087 pkg.applicationInfo.secondaryCpuAbi, 7088 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7089 user, false); 7090 if (pkgSetting == null) { 7091 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7092 "Creating application package " + pkg.packageName + " failed"); 7093 } 7094 7095 if (pkgSetting.origPackage != null) { 7096 // If we are first transitioning from an original package, 7097 // fix up the new package's name now. We need to do this after 7098 // looking up the package under its new name, so getPackageLP 7099 // can take care of fiddling things correctly. 7100 pkg.setPackageName(origPackage.name); 7101 7102 // File a report about this. 7103 String msg = "New package " + pkgSetting.realName 7104 + " renamed to replace old package " + pkgSetting.name; 7105 reportSettingsProblem(Log.WARN, msg); 7106 7107 // Make a note of it. 7108 mTransferedPackages.add(origPackage.name); 7109 7110 // No longer need to retain this. 7111 pkgSetting.origPackage = null; 7112 } 7113 7114 if (realName != null) { 7115 // Make a note of it. 7116 mTransferedPackages.add(pkg.packageName); 7117 } 7118 7119 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7120 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7121 } 7122 7123 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7124 // Check all shared libraries and map to their actual file path. 7125 // We only do this here for apps not on a system dir, because those 7126 // are the only ones that can fail an install due to this. We 7127 // will take care of the system apps by updating all of their 7128 // library paths after the scan is done. 7129 updateSharedLibrariesLPw(pkg, null); 7130 } 7131 7132 if (mFoundPolicyFile) { 7133 SELinuxMMAC.assignSeinfoValue(pkg); 7134 } 7135 7136 pkg.applicationInfo.uid = pkgSetting.appId; 7137 pkg.mExtras = pkgSetting; 7138 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7139 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7140 // We just determined the app is signed correctly, so bring 7141 // over the latest parsed certs. 7142 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7143 } else { 7144 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7145 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7146 "Package " + pkg.packageName + " upgrade keys do not match the " 7147 + "previously installed version"); 7148 } else { 7149 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7150 String msg = "System package " + pkg.packageName 7151 + " signature changed; retaining data."; 7152 reportSettingsProblem(Log.WARN, msg); 7153 } 7154 } 7155 } else { 7156 try { 7157 verifySignaturesLP(pkgSetting, pkg); 7158 // We just determined the app is signed correctly, so bring 7159 // over the latest parsed certs. 7160 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7161 } catch (PackageManagerException e) { 7162 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7163 throw e; 7164 } 7165 // The signature has changed, but this package is in the system 7166 // image... let's recover! 7167 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7168 // However... if this package is part of a shared user, but it 7169 // doesn't match the signature of the shared user, let's fail. 7170 // What this means is that you can't change the signatures 7171 // associated with an overall shared user, which doesn't seem all 7172 // that unreasonable. 7173 if (pkgSetting.sharedUser != null) { 7174 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7175 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7176 throw new PackageManagerException( 7177 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7178 "Signature mismatch for shared user : " 7179 + pkgSetting.sharedUser); 7180 } 7181 } 7182 // File a report about this. 7183 String msg = "System package " + pkg.packageName 7184 + " signature changed; retaining data."; 7185 reportSettingsProblem(Log.WARN, msg); 7186 } 7187 } 7188 // Verify that this new package doesn't have any content providers 7189 // that conflict with existing packages. Only do this if the 7190 // package isn't already installed, since we don't want to break 7191 // things that are installed. 7192 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7193 final int N = pkg.providers.size(); 7194 int i; 7195 for (i=0; i<N; i++) { 7196 PackageParser.Provider p = pkg.providers.get(i); 7197 if (p.info.authority != null) { 7198 String names[] = p.info.authority.split(";"); 7199 for (int j = 0; j < names.length; j++) { 7200 if (mProvidersByAuthority.containsKey(names[j])) { 7201 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7202 final String otherPackageName = 7203 ((other != null && other.getComponentName() != null) ? 7204 other.getComponentName().getPackageName() : "?"); 7205 throw new PackageManagerException( 7206 INSTALL_FAILED_CONFLICTING_PROVIDER, 7207 "Can't install because provider name " + names[j] 7208 + " (in package " + pkg.applicationInfo.packageName 7209 + ") is already used by " + otherPackageName); 7210 } 7211 } 7212 } 7213 } 7214 } 7215 7216 if (pkg.mAdoptPermissions != null) { 7217 // This package wants to adopt ownership of permissions from 7218 // another package. 7219 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7220 final String origName = pkg.mAdoptPermissions.get(i); 7221 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7222 if (orig != null) { 7223 if (verifyPackageUpdateLPr(orig, pkg)) { 7224 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7225 + pkg.packageName); 7226 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7227 } 7228 } 7229 } 7230 } 7231 } 7232 7233 final String pkgName = pkg.packageName; 7234 7235 final long scanFileTime = scanFile.lastModified(); 7236 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7237 pkg.applicationInfo.processName = fixProcessName( 7238 pkg.applicationInfo.packageName, 7239 pkg.applicationInfo.processName, 7240 pkg.applicationInfo.uid); 7241 7242 if (pkg != mPlatformPackage) { 7243 // This is a normal package, need to make its data directory. 7244 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 7245 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 7246 7247 boolean uidError = false; 7248 if (dataPath.exists()) { 7249 int currentUid = 0; 7250 try { 7251 StructStat stat = Os.stat(dataPath.getPath()); 7252 currentUid = stat.st_uid; 7253 } catch (ErrnoException e) { 7254 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 7255 } 7256 7257 // If we have mismatched owners for the data path, we have a problem. 7258 if (currentUid != pkg.applicationInfo.uid) { 7259 boolean recovered = false; 7260 if (currentUid == 0) { 7261 // The directory somehow became owned by root. Wow. 7262 // This is probably because the system was stopped while 7263 // installd was in the middle of messing with its libs 7264 // directory. Ask installd to fix that. 7265 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 7266 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 7267 if (ret >= 0) { 7268 recovered = true; 7269 String msg = "Package " + pkg.packageName 7270 + " unexpectedly changed to uid 0; recovered to " + 7271 + pkg.applicationInfo.uid; 7272 reportSettingsProblem(Log.WARN, msg); 7273 } 7274 } 7275 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7276 || (scanFlags&SCAN_BOOTING) != 0)) { 7277 // If this is a system app, we can at least delete its 7278 // current data so the application will still work. 7279 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 7280 if (ret >= 0) { 7281 // TODO: Kill the processes first 7282 // Old data gone! 7283 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7284 ? "System package " : "Third party package "; 7285 String msg = prefix + pkg.packageName 7286 + " has changed from uid: " 7287 + currentUid + " to " 7288 + pkg.applicationInfo.uid + "; old data erased"; 7289 reportSettingsProblem(Log.WARN, msg); 7290 recovered = true; 7291 } 7292 if (!recovered) { 7293 mHasSystemUidErrors = true; 7294 } 7295 } else if (!recovered) { 7296 // If we allow this install to proceed, we will be broken. 7297 // Abort, abort! 7298 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7299 "scanPackageLI"); 7300 } 7301 if (!recovered) { 7302 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7303 + pkg.applicationInfo.uid + "/fs_" 7304 + currentUid; 7305 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7306 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7307 String msg = "Package " + pkg.packageName 7308 + " has mismatched uid: " 7309 + currentUid + " on disk, " 7310 + pkg.applicationInfo.uid + " in settings"; 7311 // writer 7312 synchronized (mPackages) { 7313 mSettings.mReadMessages.append(msg); 7314 mSettings.mReadMessages.append('\n'); 7315 uidError = true; 7316 if (!pkgSetting.uidError) { 7317 reportSettingsProblem(Log.ERROR, msg); 7318 } 7319 } 7320 } 7321 } 7322 7323 // Ensure that directories are prepared 7324 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7325 pkg.applicationInfo.seinfo); 7326 7327 if (mShouldRestoreconData) { 7328 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7329 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7330 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7331 } 7332 } else { 7333 if (DEBUG_PACKAGE_SCANNING) { 7334 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7335 Log.v(TAG, "Want this data dir: " + dataPath); 7336 } 7337 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7338 pkg.applicationInfo.seinfo); 7339 } 7340 7341 // Get all of our default paths setup 7342 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7343 7344 pkgSetting.uidError = uidError; 7345 } 7346 7347 final String path = scanFile.getPath(); 7348 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7349 7350 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7351 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7352 7353 // Some system apps still use directory structure for native libraries 7354 // in which case we might end up not detecting abi solely based on apk 7355 // structure. Try to detect abi based on directory structure. 7356 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7357 pkg.applicationInfo.primaryCpuAbi == null) { 7358 setBundledAppAbisAndRoots(pkg, pkgSetting); 7359 setNativeLibraryPaths(pkg); 7360 } 7361 7362 } else { 7363 if ((scanFlags & SCAN_MOVE) != 0) { 7364 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7365 // but we already have this packages package info in the PackageSetting. We just 7366 // use that and derive the native library path based on the new codepath. 7367 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7368 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7369 } 7370 7371 // Set native library paths again. For moves, the path will be updated based on the 7372 // ABIs we've determined above. For non-moves, the path will be updated based on the 7373 // ABIs we determined during compilation, but the path will depend on the final 7374 // package path (after the rename away from the stage path). 7375 setNativeLibraryPaths(pkg); 7376 } 7377 7378 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7379 final int[] userIds = sUserManager.getUserIds(); 7380 synchronized (mInstallLock) { 7381 // Make sure all user data directories are ready to roll; we're okay 7382 // if they already exist 7383 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7384 for (int userId : userIds) { 7385 if (userId != UserHandle.USER_SYSTEM) { 7386 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7387 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7388 pkg.applicationInfo.seinfo); 7389 } 7390 } 7391 } 7392 7393 // Create a native library symlink only if we have native libraries 7394 // and if the native libraries are 32 bit libraries. We do not provide 7395 // this symlink for 64 bit libraries. 7396 if (pkg.applicationInfo.primaryCpuAbi != null && 7397 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7398 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7399 try { 7400 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7401 for (int userId : userIds) { 7402 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7403 nativeLibPath, userId) < 0) { 7404 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7405 "Failed linking native library dir (user=" + userId + ")"); 7406 } 7407 } 7408 } finally { 7409 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7410 } 7411 } 7412 } 7413 7414 // This is a special case for the "system" package, where the ABI is 7415 // dictated by the zygote configuration (and init.rc). We should keep track 7416 // of this ABI so that we can deal with "normal" applications that run under 7417 // the same UID correctly. 7418 if (mPlatformPackage == pkg) { 7419 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7420 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7421 } 7422 7423 // If there's a mismatch between the abi-override in the package setting 7424 // and the abiOverride specified for the install. Warn about this because we 7425 // would've already compiled the app without taking the package setting into 7426 // account. 7427 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7428 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7429 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7430 " for package: " + pkg.packageName); 7431 } 7432 } 7433 7434 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7435 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7436 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7437 7438 // Copy the derived override back to the parsed package, so that we can 7439 // update the package settings accordingly. 7440 pkg.cpuAbiOverride = cpuAbiOverride; 7441 7442 if (DEBUG_ABI_SELECTION) { 7443 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7444 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7445 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7446 } 7447 7448 // Push the derived path down into PackageSettings so we know what to 7449 // clean up at uninstall time. 7450 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7451 7452 if (DEBUG_ABI_SELECTION) { 7453 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7454 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7455 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7456 } 7457 7458 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7459 // We don't do this here during boot because we can do it all 7460 // at once after scanning all existing packages. 7461 // 7462 // We also do this *before* we perform dexopt on this package, so that 7463 // we can avoid redundant dexopts, and also to make sure we've got the 7464 // code and package path correct. 7465 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7466 pkg, true /* boot complete */); 7467 } 7468 7469 if (mFactoryTest && pkg.requestedPermissions.contains( 7470 android.Manifest.permission.FACTORY_TEST)) { 7471 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7472 } 7473 7474 ArrayList<PackageParser.Package> clientLibPkgs = null; 7475 7476 // writer 7477 synchronized (mPackages) { 7478 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7479 // Only system apps can add new shared libraries. 7480 if (pkg.libraryNames != null) { 7481 for (int i=0; i<pkg.libraryNames.size(); i++) { 7482 String name = pkg.libraryNames.get(i); 7483 boolean allowed = false; 7484 if (pkg.isUpdatedSystemApp()) { 7485 // New library entries can only be added through the 7486 // system image. This is important to get rid of a lot 7487 // of nasty edge cases: for example if we allowed a non- 7488 // system update of the app to add a library, then uninstalling 7489 // the update would make the library go away, and assumptions 7490 // we made such as through app install filtering would now 7491 // have allowed apps on the device which aren't compatible 7492 // with it. Better to just have the restriction here, be 7493 // conservative, and create many fewer cases that can negatively 7494 // impact the user experience. 7495 final PackageSetting sysPs = mSettings 7496 .getDisabledSystemPkgLPr(pkg.packageName); 7497 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7498 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7499 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7500 allowed = true; 7501 break; 7502 } 7503 } 7504 } 7505 } else { 7506 allowed = true; 7507 } 7508 if (allowed) { 7509 if (!mSharedLibraries.containsKey(name)) { 7510 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7511 } else if (!name.equals(pkg.packageName)) { 7512 Slog.w(TAG, "Package " + pkg.packageName + " library " 7513 + name + " already exists; skipping"); 7514 } 7515 } else { 7516 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7517 + name + " that is not declared on system image; skipping"); 7518 } 7519 } 7520 if ((scanFlags & SCAN_BOOTING) == 0) { 7521 // If we are not booting, we need to update any applications 7522 // that are clients of our shared library. If we are booting, 7523 // this will all be done once the scan is complete. 7524 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7525 } 7526 } 7527 } 7528 } 7529 7530 // Request the ActivityManager to kill the process(only for existing packages) 7531 // so that we do not end up in a confused state while the user is still using the older 7532 // version of the application while the new one gets installed. 7533 if ((scanFlags & SCAN_REPLACING) != 0) { 7534 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7535 7536 killApplication(pkg.applicationInfo.packageName, 7537 pkg.applicationInfo.uid, "replace pkg"); 7538 7539 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7540 } 7541 7542 // Also need to kill any apps that are dependent on the library. 7543 if (clientLibPkgs != null) { 7544 for (int i=0; i<clientLibPkgs.size(); i++) { 7545 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7546 killApplication(clientPkg.applicationInfo.packageName, 7547 clientPkg.applicationInfo.uid, "update lib"); 7548 } 7549 } 7550 7551 // Make sure we're not adding any bogus keyset info 7552 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7553 ksms.assertScannedPackageValid(pkg); 7554 7555 // writer 7556 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7557 7558 boolean createIdmapFailed = false; 7559 synchronized (mPackages) { 7560 // We don't expect installation to fail beyond this point 7561 7562 // Add the new setting to mSettings 7563 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7564 // Add the new setting to mPackages 7565 mPackages.put(pkg.applicationInfo.packageName, pkg); 7566 // Make sure we don't accidentally delete its data. 7567 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7568 while (iter.hasNext()) { 7569 PackageCleanItem item = iter.next(); 7570 if (pkgName.equals(item.packageName)) { 7571 iter.remove(); 7572 } 7573 } 7574 7575 // Take care of first install / last update times. 7576 if (currentTime != 0) { 7577 if (pkgSetting.firstInstallTime == 0) { 7578 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7579 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7580 pkgSetting.lastUpdateTime = currentTime; 7581 } 7582 } else if (pkgSetting.firstInstallTime == 0) { 7583 // We need *something*. Take time time stamp of the file. 7584 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7585 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7586 if (scanFileTime != pkgSetting.timeStamp) { 7587 // A package on the system image has changed; consider this 7588 // to be an update. 7589 pkgSetting.lastUpdateTime = scanFileTime; 7590 } 7591 } 7592 7593 // Add the package's KeySets to the global KeySetManagerService 7594 ksms.addScannedPackageLPw(pkg); 7595 7596 int N = pkg.providers.size(); 7597 StringBuilder r = null; 7598 int i; 7599 for (i=0; i<N; i++) { 7600 PackageParser.Provider p = pkg.providers.get(i); 7601 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7602 p.info.processName, pkg.applicationInfo.uid); 7603 mProviders.addProvider(p); 7604 p.syncable = p.info.isSyncable; 7605 if (p.info.authority != null) { 7606 String names[] = p.info.authority.split(";"); 7607 p.info.authority = null; 7608 for (int j = 0; j < names.length; j++) { 7609 if (j == 1 && p.syncable) { 7610 // We only want the first authority for a provider to possibly be 7611 // syncable, so if we already added this provider using a different 7612 // authority clear the syncable flag. We copy the provider before 7613 // changing it because the mProviders object contains a reference 7614 // to a provider that we don't want to change. 7615 // Only do this for the second authority since the resulting provider 7616 // object can be the same for all future authorities for this provider. 7617 p = new PackageParser.Provider(p); 7618 p.syncable = false; 7619 } 7620 if (!mProvidersByAuthority.containsKey(names[j])) { 7621 mProvidersByAuthority.put(names[j], p); 7622 if (p.info.authority == null) { 7623 p.info.authority = names[j]; 7624 } else { 7625 p.info.authority = p.info.authority + ";" + names[j]; 7626 } 7627 if (DEBUG_PACKAGE_SCANNING) { 7628 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7629 Log.d(TAG, "Registered content provider: " + names[j] 7630 + ", className = " + p.info.name + ", isSyncable = " 7631 + p.info.isSyncable); 7632 } 7633 } else { 7634 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7635 Slog.w(TAG, "Skipping provider name " + names[j] + 7636 " (in package " + pkg.applicationInfo.packageName + 7637 "): name already used by " 7638 + ((other != null && other.getComponentName() != null) 7639 ? other.getComponentName().getPackageName() : "?")); 7640 } 7641 } 7642 } 7643 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7644 if (r == null) { 7645 r = new StringBuilder(256); 7646 } else { 7647 r.append(' '); 7648 } 7649 r.append(p.info.name); 7650 } 7651 } 7652 if (r != null) { 7653 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7654 } 7655 7656 N = pkg.services.size(); 7657 r = null; 7658 for (i=0; i<N; i++) { 7659 PackageParser.Service s = pkg.services.get(i); 7660 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7661 s.info.processName, pkg.applicationInfo.uid); 7662 mServices.addService(s); 7663 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7664 if (r == null) { 7665 r = new StringBuilder(256); 7666 } else { 7667 r.append(' '); 7668 } 7669 r.append(s.info.name); 7670 } 7671 } 7672 if (r != null) { 7673 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7674 } 7675 7676 N = pkg.receivers.size(); 7677 r = null; 7678 for (i=0; i<N; i++) { 7679 PackageParser.Activity a = pkg.receivers.get(i); 7680 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7681 a.info.processName, pkg.applicationInfo.uid); 7682 mReceivers.addActivity(a, "receiver"); 7683 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7684 if (r == null) { 7685 r = new StringBuilder(256); 7686 } else { 7687 r.append(' '); 7688 } 7689 r.append(a.info.name); 7690 } 7691 } 7692 if (r != null) { 7693 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7694 } 7695 7696 N = pkg.activities.size(); 7697 r = null; 7698 for (i=0; i<N; i++) { 7699 PackageParser.Activity a = pkg.activities.get(i); 7700 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7701 a.info.processName, pkg.applicationInfo.uid); 7702 mActivities.addActivity(a, "activity"); 7703 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7704 if (r == null) { 7705 r = new StringBuilder(256); 7706 } else { 7707 r.append(' '); 7708 } 7709 r.append(a.info.name); 7710 } 7711 } 7712 if (r != null) { 7713 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7714 } 7715 7716 N = pkg.permissionGroups.size(); 7717 r = null; 7718 for (i=0; i<N; i++) { 7719 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7720 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7721 if (cur == null) { 7722 mPermissionGroups.put(pg.info.name, pg); 7723 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7724 if (r == null) { 7725 r = new StringBuilder(256); 7726 } else { 7727 r.append(' '); 7728 } 7729 r.append(pg.info.name); 7730 } 7731 } else { 7732 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7733 + pg.info.packageName + " ignored: original from " 7734 + cur.info.packageName); 7735 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7736 if (r == null) { 7737 r = new StringBuilder(256); 7738 } else { 7739 r.append(' '); 7740 } 7741 r.append("DUP:"); 7742 r.append(pg.info.name); 7743 } 7744 } 7745 } 7746 if (r != null) { 7747 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7748 } 7749 7750 N = pkg.permissions.size(); 7751 r = null; 7752 for (i=0; i<N; i++) { 7753 PackageParser.Permission p = pkg.permissions.get(i); 7754 7755 // Assume by default that we did not install this permission into the system. 7756 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7757 7758 // Now that permission groups have a special meaning, we ignore permission 7759 // groups for legacy apps to prevent unexpected behavior. In particular, 7760 // permissions for one app being granted to someone just becuase they happen 7761 // to be in a group defined by another app (before this had no implications). 7762 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7763 p.group = mPermissionGroups.get(p.info.group); 7764 // Warn for a permission in an unknown group. 7765 if (p.info.group != null && p.group == null) { 7766 Slog.w(TAG, "Permission " + p.info.name + " from package " 7767 + p.info.packageName + " in an unknown group " + p.info.group); 7768 } 7769 } 7770 7771 ArrayMap<String, BasePermission> permissionMap = 7772 p.tree ? mSettings.mPermissionTrees 7773 : mSettings.mPermissions; 7774 BasePermission bp = permissionMap.get(p.info.name); 7775 7776 // Allow system apps to redefine non-system permissions 7777 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7778 final boolean currentOwnerIsSystem = (bp.perm != null 7779 && isSystemApp(bp.perm.owner)); 7780 if (isSystemApp(p.owner)) { 7781 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7782 // It's a built-in permission and no owner, take ownership now 7783 bp.packageSetting = pkgSetting; 7784 bp.perm = p; 7785 bp.uid = pkg.applicationInfo.uid; 7786 bp.sourcePackage = p.info.packageName; 7787 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7788 } else if (!currentOwnerIsSystem) { 7789 String msg = "New decl " + p.owner + " of permission " 7790 + p.info.name + " is system; overriding " + bp.sourcePackage; 7791 reportSettingsProblem(Log.WARN, msg); 7792 bp = null; 7793 } 7794 } 7795 } 7796 7797 if (bp == null) { 7798 bp = new BasePermission(p.info.name, p.info.packageName, 7799 BasePermission.TYPE_NORMAL); 7800 permissionMap.put(p.info.name, bp); 7801 } 7802 7803 if (bp.perm == null) { 7804 if (bp.sourcePackage == null 7805 || bp.sourcePackage.equals(p.info.packageName)) { 7806 BasePermission tree = findPermissionTreeLP(p.info.name); 7807 if (tree == null 7808 || tree.sourcePackage.equals(p.info.packageName)) { 7809 bp.packageSetting = pkgSetting; 7810 bp.perm = p; 7811 bp.uid = pkg.applicationInfo.uid; 7812 bp.sourcePackage = p.info.packageName; 7813 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7814 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7815 if (r == null) { 7816 r = new StringBuilder(256); 7817 } else { 7818 r.append(' '); 7819 } 7820 r.append(p.info.name); 7821 } 7822 } else { 7823 Slog.w(TAG, "Permission " + p.info.name + " from package " 7824 + p.info.packageName + " ignored: base tree " 7825 + tree.name + " is from package " 7826 + tree.sourcePackage); 7827 } 7828 } else { 7829 Slog.w(TAG, "Permission " + p.info.name + " from package " 7830 + p.info.packageName + " ignored: original from " 7831 + bp.sourcePackage); 7832 } 7833 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7834 if (r == null) { 7835 r = new StringBuilder(256); 7836 } else { 7837 r.append(' '); 7838 } 7839 r.append("DUP:"); 7840 r.append(p.info.name); 7841 } 7842 if (bp.perm == p) { 7843 bp.protectionLevel = p.info.protectionLevel; 7844 } 7845 } 7846 7847 if (r != null) { 7848 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7849 } 7850 7851 N = pkg.instrumentation.size(); 7852 r = null; 7853 for (i=0; i<N; i++) { 7854 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7855 a.info.packageName = pkg.applicationInfo.packageName; 7856 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7857 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7858 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7859 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7860 a.info.dataDir = pkg.applicationInfo.dataDir; 7861 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7862 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7863 7864 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7865 // need other information about the application, like the ABI and what not ? 7866 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7867 mInstrumentation.put(a.getComponentName(), a); 7868 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7869 if (r == null) { 7870 r = new StringBuilder(256); 7871 } else { 7872 r.append(' '); 7873 } 7874 r.append(a.info.name); 7875 } 7876 } 7877 if (r != null) { 7878 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7879 } 7880 7881 if (pkg.protectedBroadcasts != null) { 7882 N = pkg.protectedBroadcasts.size(); 7883 for (i=0; i<N; i++) { 7884 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7885 } 7886 } 7887 7888 pkgSetting.setTimeStamp(scanFileTime); 7889 7890 // Create idmap files for pairs of (packages, overlay packages). 7891 // Note: "android", ie framework-res.apk, is handled by native layers. 7892 if (pkg.mOverlayTarget != null) { 7893 // This is an overlay package. 7894 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7895 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7896 mOverlays.put(pkg.mOverlayTarget, 7897 new ArrayMap<String, PackageParser.Package>()); 7898 } 7899 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7900 map.put(pkg.packageName, pkg); 7901 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7902 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7903 createIdmapFailed = true; 7904 } 7905 } 7906 } else if (mOverlays.containsKey(pkg.packageName) && 7907 !pkg.packageName.equals("android")) { 7908 // This is a regular package, with one or more known overlay packages. 7909 createIdmapsForPackageLI(pkg); 7910 } 7911 } 7912 7913 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7914 7915 if (createIdmapFailed) { 7916 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7917 "scanPackageLI failed to createIdmap"); 7918 } 7919 return pkg; 7920 } 7921 7922 /** 7923 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7924 * is derived purely on the basis of the contents of {@code scanFile} and 7925 * {@code cpuAbiOverride}. 7926 * 7927 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7928 */ 7929 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7930 String cpuAbiOverride, boolean extractLibs) 7931 throws PackageManagerException { 7932 // TODO: We can probably be smarter about this stuff. For installed apps, 7933 // we can calculate this information at install time once and for all. For 7934 // system apps, we can probably assume that this information doesn't change 7935 // after the first boot scan. As things stand, we do lots of unnecessary work. 7936 7937 // Give ourselves some initial paths; we'll come back for another 7938 // pass once we've determined ABI below. 7939 setNativeLibraryPaths(pkg); 7940 7941 // We would never need to extract libs for forward-locked and external packages, 7942 // since the container service will do it for us. We shouldn't attempt to 7943 // extract libs from system app when it was not updated. 7944 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7945 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7946 extractLibs = false; 7947 } 7948 7949 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7950 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7951 7952 NativeLibraryHelper.Handle handle = null; 7953 try { 7954 handle = NativeLibraryHelper.Handle.create(pkg); 7955 // TODO(multiArch): This can be null for apps that didn't go through the 7956 // usual installation process. We can calculate it again, like we 7957 // do during install time. 7958 // 7959 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7960 // unnecessary. 7961 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7962 7963 // Null out the abis so that they can be recalculated. 7964 pkg.applicationInfo.primaryCpuAbi = null; 7965 pkg.applicationInfo.secondaryCpuAbi = null; 7966 if (isMultiArch(pkg.applicationInfo)) { 7967 // Warn if we've set an abiOverride for multi-lib packages.. 7968 // By definition, we need to copy both 32 and 64 bit libraries for 7969 // such packages. 7970 if (pkg.cpuAbiOverride != null 7971 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7972 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7973 } 7974 7975 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7976 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7977 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7978 if (extractLibs) { 7979 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7980 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7981 useIsaSpecificSubdirs); 7982 } else { 7983 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7984 } 7985 } 7986 7987 maybeThrowExceptionForMultiArchCopy( 7988 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7989 7990 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7991 if (extractLibs) { 7992 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7993 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7994 useIsaSpecificSubdirs); 7995 } else { 7996 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7997 } 7998 } 7999 8000 maybeThrowExceptionForMultiArchCopy( 8001 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 8002 8003 if (abi64 >= 0) { 8004 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 8005 } 8006 8007 if (abi32 >= 0) { 8008 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 8009 if (abi64 >= 0) { 8010 pkg.applicationInfo.secondaryCpuAbi = abi; 8011 } else { 8012 pkg.applicationInfo.primaryCpuAbi = abi; 8013 } 8014 } 8015 } else { 8016 String[] abiList = (cpuAbiOverride != null) ? 8017 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8018 8019 // Enable gross and lame hacks for apps that are built with old 8020 // SDK tools. We must scan their APKs for renderscript bitcode and 8021 // not launch them if it's present. Don't bother checking on devices 8022 // that don't have 64 bit support. 8023 boolean needsRenderScriptOverride = false; 8024 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8025 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8026 abiList = Build.SUPPORTED_32_BIT_ABIS; 8027 needsRenderScriptOverride = true; 8028 } 8029 8030 final int copyRet; 8031 if (extractLibs) { 8032 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8033 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8034 } else { 8035 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8036 } 8037 8038 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8039 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8040 "Error unpackaging native libs for app, errorCode=" + copyRet); 8041 } 8042 8043 if (copyRet >= 0) { 8044 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8045 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8046 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8047 } else if (needsRenderScriptOverride) { 8048 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8049 } 8050 } 8051 } catch (IOException ioe) { 8052 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8053 } finally { 8054 IoUtils.closeQuietly(handle); 8055 } 8056 8057 // Now that we've calculated the ABIs and determined if it's an internal app, 8058 // we will go ahead and populate the nativeLibraryPath. 8059 setNativeLibraryPaths(pkg); 8060 } 8061 8062 /** 8063 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8064 * i.e, so that all packages can be run inside a single process if required. 8065 * 8066 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8067 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8068 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8069 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8070 * updating a package that belongs to a shared user. 8071 * 8072 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8073 * adds unnecessary complexity. 8074 */ 8075 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8076 PackageParser.Package scannedPackage, boolean bootComplete) { 8077 String requiredInstructionSet = null; 8078 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8079 requiredInstructionSet = VMRuntime.getInstructionSet( 8080 scannedPackage.applicationInfo.primaryCpuAbi); 8081 } 8082 8083 PackageSetting requirer = null; 8084 for (PackageSetting ps : packagesForUser) { 8085 // If packagesForUser contains scannedPackage, we skip it. This will happen 8086 // when scannedPackage is an update of an existing package. Without this check, 8087 // we will never be able to change the ABI of any package belonging to a shared 8088 // user, even if it's compatible with other packages. 8089 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8090 if (ps.primaryCpuAbiString == null) { 8091 continue; 8092 } 8093 8094 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8095 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8096 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8097 // this but there's not much we can do. 8098 String errorMessage = "Instruction set mismatch, " 8099 + ((requirer == null) ? "[caller]" : requirer) 8100 + " requires " + requiredInstructionSet + " whereas " + ps 8101 + " requires " + instructionSet; 8102 Slog.w(TAG, errorMessage); 8103 } 8104 8105 if (requiredInstructionSet == null) { 8106 requiredInstructionSet = instructionSet; 8107 requirer = ps; 8108 } 8109 } 8110 } 8111 8112 if (requiredInstructionSet != null) { 8113 String adjustedAbi; 8114 if (requirer != null) { 8115 // requirer != null implies that either scannedPackage was null or that scannedPackage 8116 // did not require an ABI, in which case we have to adjust scannedPackage to match 8117 // the ABI of the set (which is the same as requirer's ABI) 8118 adjustedAbi = requirer.primaryCpuAbiString; 8119 if (scannedPackage != null) { 8120 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8121 } 8122 } else { 8123 // requirer == null implies that we're updating all ABIs in the set to 8124 // match scannedPackage. 8125 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8126 } 8127 8128 for (PackageSetting ps : packagesForUser) { 8129 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8130 if (ps.primaryCpuAbiString != null) { 8131 continue; 8132 } 8133 8134 ps.primaryCpuAbiString = adjustedAbi; 8135 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8136 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8137 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 8138 mInstaller.rmdex(ps.codePathString, 8139 getDexCodeInstructionSet(getPreferredInstructionSet())); 8140 } 8141 } 8142 } 8143 } 8144 } 8145 8146 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8147 synchronized (mPackages) { 8148 mResolverReplaced = true; 8149 // Set up information for custom user intent resolution activity. 8150 mResolveActivity.applicationInfo = pkg.applicationInfo; 8151 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8152 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8153 mResolveActivity.processName = pkg.applicationInfo.packageName; 8154 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8155 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8156 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8157 mResolveActivity.theme = 0; 8158 mResolveActivity.exported = true; 8159 mResolveActivity.enabled = true; 8160 mResolveInfo.activityInfo = mResolveActivity; 8161 mResolveInfo.priority = 0; 8162 mResolveInfo.preferredOrder = 0; 8163 mResolveInfo.match = 0; 8164 mResolveComponentName = mCustomResolverComponentName; 8165 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8166 mResolveComponentName); 8167 } 8168 } 8169 8170 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8171 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8172 8173 // Set up information for ephemeral installer activity 8174 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8175 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8176 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8177 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8178 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8179 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8180 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8181 mEphemeralInstallerActivity.theme = 0; 8182 mEphemeralInstallerActivity.exported = true; 8183 mEphemeralInstallerActivity.enabled = true; 8184 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8185 mEphemeralInstallerInfo.priority = 0; 8186 mEphemeralInstallerInfo.preferredOrder = 0; 8187 mEphemeralInstallerInfo.match = 0; 8188 8189 if (DEBUG_EPHEMERAL) { 8190 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8191 } 8192 } 8193 8194 private static String calculateBundledApkRoot(final String codePathString) { 8195 final File codePath = new File(codePathString); 8196 final File codeRoot; 8197 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8198 codeRoot = Environment.getRootDirectory(); 8199 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8200 codeRoot = Environment.getOemDirectory(); 8201 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8202 codeRoot = Environment.getVendorDirectory(); 8203 } else { 8204 // Unrecognized code path; take its top real segment as the apk root: 8205 // e.g. /something/app/blah.apk => /something 8206 try { 8207 File f = codePath.getCanonicalFile(); 8208 File parent = f.getParentFile(); // non-null because codePath is a file 8209 File tmp; 8210 while ((tmp = parent.getParentFile()) != null) { 8211 f = parent; 8212 parent = tmp; 8213 } 8214 codeRoot = f; 8215 Slog.w(TAG, "Unrecognized code path " 8216 + codePath + " - using " + codeRoot); 8217 } catch (IOException e) { 8218 // Can't canonicalize the code path -- shenanigans? 8219 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8220 return Environment.getRootDirectory().getPath(); 8221 } 8222 } 8223 return codeRoot.getPath(); 8224 } 8225 8226 /** 8227 * Derive and set the location of native libraries for the given package, 8228 * which varies depending on where and how the package was installed. 8229 */ 8230 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8231 final ApplicationInfo info = pkg.applicationInfo; 8232 final String codePath = pkg.codePath; 8233 final File codeFile = new File(codePath); 8234 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8235 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8236 8237 info.nativeLibraryRootDir = null; 8238 info.nativeLibraryRootRequiresIsa = false; 8239 info.nativeLibraryDir = null; 8240 info.secondaryNativeLibraryDir = null; 8241 8242 if (isApkFile(codeFile)) { 8243 // Monolithic install 8244 if (bundledApp) { 8245 // If "/system/lib64/apkname" exists, assume that is the per-package 8246 // native library directory to use; otherwise use "/system/lib/apkname". 8247 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8248 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8249 getPrimaryInstructionSet(info)); 8250 8251 // This is a bundled system app so choose the path based on the ABI. 8252 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8253 // is just the default path. 8254 final String apkName = deriveCodePathName(codePath); 8255 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8256 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8257 apkName).getAbsolutePath(); 8258 8259 if (info.secondaryCpuAbi != null) { 8260 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8261 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8262 secondaryLibDir, apkName).getAbsolutePath(); 8263 } 8264 } else if (asecApp) { 8265 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8266 .getAbsolutePath(); 8267 } else { 8268 final String apkName = deriveCodePathName(codePath); 8269 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8270 .getAbsolutePath(); 8271 } 8272 8273 info.nativeLibraryRootRequiresIsa = false; 8274 info.nativeLibraryDir = info.nativeLibraryRootDir; 8275 } else { 8276 // Cluster install 8277 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8278 info.nativeLibraryRootRequiresIsa = true; 8279 8280 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8281 getPrimaryInstructionSet(info)).getAbsolutePath(); 8282 8283 if (info.secondaryCpuAbi != null) { 8284 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8285 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8286 } 8287 } 8288 } 8289 8290 /** 8291 * Calculate the abis and roots for a bundled app. These can uniquely 8292 * be determined from the contents of the system partition, i.e whether 8293 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8294 * of this information, and instead assume that the system was built 8295 * sensibly. 8296 */ 8297 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8298 PackageSetting pkgSetting) { 8299 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8300 8301 // If "/system/lib64/apkname" exists, assume that is the per-package 8302 // native library directory to use; otherwise use "/system/lib/apkname". 8303 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8304 setBundledAppAbi(pkg, apkRoot, apkName); 8305 // pkgSetting might be null during rescan following uninstall of updates 8306 // to a bundled app, so accommodate that possibility. The settings in 8307 // that case will be established later from the parsed package. 8308 // 8309 // If the settings aren't null, sync them up with what we've just derived. 8310 // note that apkRoot isn't stored in the package settings. 8311 if (pkgSetting != null) { 8312 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8313 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8314 } 8315 } 8316 8317 /** 8318 * Deduces the ABI of a bundled app and sets the relevant fields on the 8319 * parsed pkg object. 8320 * 8321 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8322 * under which system libraries are installed. 8323 * @param apkName the name of the installed package. 8324 */ 8325 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8326 final File codeFile = new File(pkg.codePath); 8327 8328 final boolean has64BitLibs; 8329 final boolean has32BitLibs; 8330 if (isApkFile(codeFile)) { 8331 // Monolithic install 8332 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8333 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8334 } else { 8335 // Cluster install 8336 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8337 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8338 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8339 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8340 has64BitLibs = (new File(rootDir, isa)).exists(); 8341 } else { 8342 has64BitLibs = false; 8343 } 8344 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8345 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8346 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8347 has32BitLibs = (new File(rootDir, isa)).exists(); 8348 } else { 8349 has32BitLibs = false; 8350 } 8351 } 8352 8353 if (has64BitLibs && !has32BitLibs) { 8354 // The package has 64 bit libs, but not 32 bit libs. Its primary 8355 // ABI should be 64 bit. We can safely assume here that the bundled 8356 // native libraries correspond to the most preferred ABI in the list. 8357 8358 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8359 pkg.applicationInfo.secondaryCpuAbi = null; 8360 } else if (has32BitLibs && !has64BitLibs) { 8361 // The package has 32 bit libs but not 64 bit libs. Its primary 8362 // ABI should be 32 bit. 8363 8364 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8365 pkg.applicationInfo.secondaryCpuAbi = null; 8366 } else if (has32BitLibs && has64BitLibs) { 8367 // The application has both 64 and 32 bit bundled libraries. We check 8368 // here that the app declares multiArch support, and warn if it doesn't. 8369 // 8370 // We will be lenient here and record both ABIs. The primary will be the 8371 // ABI that's higher on the list, i.e, a device that's configured to prefer 8372 // 64 bit apps will see a 64 bit primary ABI, 8373 8374 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8375 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8376 } 8377 8378 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8379 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8380 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8381 } else { 8382 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8383 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8384 } 8385 } else { 8386 pkg.applicationInfo.primaryCpuAbi = null; 8387 pkg.applicationInfo.secondaryCpuAbi = null; 8388 } 8389 } 8390 8391 private void killApplication(String pkgName, int appId, String reason) { 8392 // Request the ActivityManager to kill the process(only for existing packages) 8393 // so that we do not end up in a confused state while the user is still using the older 8394 // version of the application while the new one gets installed. 8395 IActivityManager am = ActivityManagerNative.getDefault(); 8396 if (am != null) { 8397 try { 8398 am.killApplicationWithAppId(pkgName, appId, reason); 8399 } catch (RemoteException e) { 8400 } 8401 } 8402 } 8403 8404 void removePackageLI(PackageSetting ps, boolean chatty) { 8405 if (DEBUG_INSTALL) { 8406 if (chatty) 8407 Log.d(TAG, "Removing package " + ps.name); 8408 } 8409 8410 // writer 8411 synchronized (mPackages) { 8412 mPackages.remove(ps.name); 8413 final PackageParser.Package pkg = ps.pkg; 8414 if (pkg != null) { 8415 cleanPackageDataStructuresLILPw(pkg, chatty); 8416 } 8417 } 8418 } 8419 8420 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8421 if (DEBUG_INSTALL) { 8422 if (chatty) 8423 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8424 } 8425 8426 // writer 8427 synchronized (mPackages) { 8428 mPackages.remove(pkg.applicationInfo.packageName); 8429 cleanPackageDataStructuresLILPw(pkg, chatty); 8430 } 8431 } 8432 8433 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8434 int N = pkg.providers.size(); 8435 StringBuilder r = null; 8436 int i; 8437 for (i=0; i<N; i++) { 8438 PackageParser.Provider p = pkg.providers.get(i); 8439 mProviders.removeProvider(p); 8440 if (p.info.authority == null) { 8441 8442 /* There was another ContentProvider with this authority when 8443 * this app was installed so this authority is null, 8444 * Ignore it as we don't have to unregister the provider. 8445 */ 8446 continue; 8447 } 8448 String names[] = p.info.authority.split(";"); 8449 for (int j = 0; j < names.length; j++) { 8450 if (mProvidersByAuthority.get(names[j]) == p) { 8451 mProvidersByAuthority.remove(names[j]); 8452 if (DEBUG_REMOVE) { 8453 if (chatty) 8454 Log.d(TAG, "Unregistered content provider: " + names[j] 8455 + ", className = " + p.info.name + ", isSyncable = " 8456 + p.info.isSyncable); 8457 } 8458 } 8459 } 8460 if (DEBUG_REMOVE && chatty) { 8461 if (r == null) { 8462 r = new StringBuilder(256); 8463 } else { 8464 r.append(' '); 8465 } 8466 r.append(p.info.name); 8467 } 8468 } 8469 if (r != null) { 8470 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8471 } 8472 8473 N = pkg.services.size(); 8474 r = null; 8475 for (i=0; i<N; i++) { 8476 PackageParser.Service s = pkg.services.get(i); 8477 mServices.removeService(s); 8478 if (chatty) { 8479 if (r == null) { 8480 r = new StringBuilder(256); 8481 } else { 8482 r.append(' '); 8483 } 8484 r.append(s.info.name); 8485 } 8486 } 8487 if (r != null) { 8488 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8489 } 8490 8491 N = pkg.receivers.size(); 8492 r = null; 8493 for (i=0; i<N; i++) { 8494 PackageParser.Activity a = pkg.receivers.get(i); 8495 mReceivers.removeActivity(a, "receiver"); 8496 if (DEBUG_REMOVE && chatty) { 8497 if (r == null) { 8498 r = new StringBuilder(256); 8499 } else { 8500 r.append(' '); 8501 } 8502 r.append(a.info.name); 8503 } 8504 } 8505 if (r != null) { 8506 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8507 } 8508 8509 N = pkg.activities.size(); 8510 r = null; 8511 for (i=0; i<N; i++) { 8512 PackageParser.Activity a = pkg.activities.get(i); 8513 mActivities.removeActivity(a, "activity"); 8514 if (DEBUG_REMOVE && chatty) { 8515 if (r == null) { 8516 r = new StringBuilder(256); 8517 } else { 8518 r.append(' '); 8519 } 8520 r.append(a.info.name); 8521 } 8522 } 8523 if (r != null) { 8524 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8525 } 8526 8527 N = pkg.permissions.size(); 8528 r = null; 8529 for (i=0; i<N; i++) { 8530 PackageParser.Permission p = pkg.permissions.get(i); 8531 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8532 if (bp == null) { 8533 bp = mSettings.mPermissionTrees.get(p.info.name); 8534 } 8535 if (bp != null && bp.perm == p) { 8536 bp.perm = null; 8537 if (DEBUG_REMOVE && chatty) { 8538 if (r == null) { 8539 r = new StringBuilder(256); 8540 } else { 8541 r.append(' '); 8542 } 8543 r.append(p.info.name); 8544 } 8545 } 8546 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8547 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8548 if (appOpPkgs != null) { 8549 appOpPkgs.remove(pkg.packageName); 8550 } 8551 } 8552 } 8553 if (r != null) { 8554 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8555 } 8556 8557 N = pkg.requestedPermissions.size(); 8558 r = null; 8559 for (i=0; i<N; i++) { 8560 String perm = pkg.requestedPermissions.get(i); 8561 BasePermission bp = mSettings.mPermissions.get(perm); 8562 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8563 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8564 if (appOpPkgs != null) { 8565 appOpPkgs.remove(pkg.packageName); 8566 if (appOpPkgs.isEmpty()) { 8567 mAppOpPermissionPackages.remove(perm); 8568 } 8569 } 8570 } 8571 } 8572 if (r != null) { 8573 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8574 } 8575 8576 N = pkg.instrumentation.size(); 8577 r = null; 8578 for (i=0; i<N; i++) { 8579 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8580 mInstrumentation.remove(a.getComponentName()); 8581 if (DEBUG_REMOVE && chatty) { 8582 if (r == null) { 8583 r = new StringBuilder(256); 8584 } else { 8585 r.append(' '); 8586 } 8587 r.append(a.info.name); 8588 } 8589 } 8590 if (r != null) { 8591 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8592 } 8593 8594 r = null; 8595 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8596 // Only system apps can hold shared libraries. 8597 if (pkg.libraryNames != null) { 8598 for (i=0; i<pkg.libraryNames.size(); i++) { 8599 String name = pkg.libraryNames.get(i); 8600 SharedLibraryEntry cur = mSharedLibraries.get(name); 8601 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8602 mSharedLibraries.remove(name); 8603 if (DEBUG_REMOVE && chatty) { 8604 if (r == null) { 8605 r = new StringBuilder(256); 8606 } else { 8607 r.append(' '); 8608 } 8609 r.append(name); 8610 } 8611 } 8612 } 8613 } 8614 } 8615 if (r != null) { 8616 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8617 } 8618 } 8619 8620 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8621 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8622 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8623 return true; 8624 } 8625 } 8626 return false; 8627 } 8628 8629 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8630 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8631 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8632 8633 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8634 int flags) { 8635 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8636 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8637 } 8638 8639 private void updatePermissionsLPw(String changingPkg, 8640 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8641 // Make sure there are no dangling permission trees. 8642 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8643 while (it.hasNext()) { 8644 final BasePermission bp = it.next(); 8645 if (bp.packageSetting == null) { 8646 // We may not yet have parsed the package, so just see if 8647 // we still know about its settings. 8648 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8649 } 8650 if (bp.packageSetting == null) { 8651 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8652 + " from package " + bp.sourcePackage); 8653 it.remove(); 8654 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8655 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8656 Slog.i(TAG, "Removing old permission tree: " + bp.name 8657 + " from package " + bp.sourcePackage); 8658 flags |= UPDATE_PERMISSIONS_ALL; 8659 it.remove(); 8660 } 8661 } 8662 } 8663 8664 // Make sure all dynamic permissions have been assigned to a package, 8665 // and make sure there are no dangling permissions. 8666 it = mSettings.mPermissions.values().iterator(); 8667 while (it.hasNext()) { 8668 final BasePermission bp = it.next(); 8669 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8670 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8671 + bp.name + " pkg=" + bp.sourcePackage 8672 + " info=" + bp.pendingInfo); 8673 if (bp.packageSetting == null && bp.pendingInfo != null) { 8674 final BasePermission tree = findPermissionTreeLP(bp.name); 8675 if (tree != null && tree.perm != null) { 8676 bp.packageSetting = tree.packageSetting; 8677 bp.perm = new PackageParser.Permission(tree.perm.owner, 8678 new PermissionInfo(bp.pendingInfo)); 8679 bp.perm.info.packageName = tree.perm.info.packageName; 8680 bp.perm.info.name = bp.name; 8681 bp.uid = tree.uid; 8682 } 8683 } 8684 } 8685 if (bp.packageSetting == null) { 8686 // We may not yet have parsed the package, so just see if 8687 // we still know about its settings. 8688 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8689 } 8690 if (bp.packageSetting == null) { 8691 Slog.w(TAG, "Removing dangling permission: " + bp.name 8692 + " from package " + bp.sourcePackage); 8693 it.remove(); 8694 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8695 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8696 Slog.i(TAG, "Removing old permission: " + bp.name 8697 + " from package " + bp.sourcePackage); 8698 flags |= UPDATE_PERMISSIONS_ALL; 8699 it.remove(); 8700 } 8701 } 8702 } 8703 8704 // Now update the permissions for all packages, in particular 8705 // replace the granted permissions of the system packages. 8706 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8707 for (PackageParser.Package pkg : mPackages.values()) { 8708 if (pkg != pkgInfo) { 8709 // Only replace for packages on requested volume 8710 final String volumeUuid = getVolumeUuidForPackage(pkg); 8711 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8712 && Objects.equals(replaceVolumeUuid, volumeUuid); 8713 grantPermissionsLPw(pkg, replace, changingPkg); 8714 } 8715 } 8716 } 8717 8718 if (pkgInfo != null) { 8719 // Only replace for packages on requested volume 8720 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8721 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8722 && Objects.equals(replaceVolumeUuid, volumeUuid); 8723 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8724 } 8725 } 8726 8727 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8728 String packageOfInterest) { 8729 // IMPORTANT: There are two types of permissions: install and runtime. 8730 // Install time permissions are granted when the app is installed to 8731 // all device users and users added in the future. Runtime permissions 8732 // are granted at runtime explicitly to specific users. Normal and signature 8733 // protected permissions are install time permissions. Dangerous permissions 8734 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8735 // otherwise they are runtime permissions. This function does not manage 8736 // runtime permissions except for the case an app targeting Lollipop MR1 8737 // being upgraded to target a newer SDK, in which case dangerous permissions 8738 // are transformed from install time to runtime ones. 8739 8740 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8741 if (ps == null) { 8742 return; 8743 } 8744 8745 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8746 8747 PermissionsState permissionsState = ps.getPermissionsState(); 8748 PermissionsState origPermissions = permissionsState; 8749 8750 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8751 8752 boolean runtimePermissionsRevoked = false; 8753 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8754 8755 boolean changedInstallPermission = false; 8756 8757 if (replace) { 8758 ps.installPermissionsFixed = false; 8759 if (!ps.isSharedUser()) { 8760 origPermissions = new PermissionsState(permissionsState); 8761 permissionsState.reset(); 8762 } else { 8763 // We need to know only about runtime permission changes since the 8764 // calling code always writes the install permissions state but 8765 // the runtime ones are written only if changed. The only cases of 8766 // changed runtime permissions here are promotion of an install to 8767 // runtime and revocation of a runtime from a shared user. 8768 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8769 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8770 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8771 runtimePermissionsRevoked = true; 8772 } 8773 } 8774 } 8775 8776 permissionsState.setGlobalGids(mGlobalGids); 8777 8778 final int N = pkg.requestedPermissions.size(); 8779 for (int i=0; i<N; i++) { 8780 final String name = pkg.requestedPermissions.get(i); 8781 final BasePermission bp = mSettings.mPermissions.get(name); 8782 8783 if (DEBUG_INSTALL) { 8784 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8785 } 8786 8787 if (bp == null || bp.packageSetting == null) { 8788 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8789 Slog.w(TAG, "Unknown permission " + name 8790 + " in package " + pkg.packageName); 8791 } 8792 continue; 8793 } 8794 8795 final String perm = bp.name; 8796 boolean allowedSig = false; 8797 int grant = GRANT_DENIED; 8798 8799 // Keep track of app op permissions. 8800 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8801 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8802 if (pkgs == null) { 8803 pkgs = new ArraySet<>(); 8804 mAppOpPermissionPackages.put(bp.name, pkgs); 8805 } 8806 pkgs.add(pkg.packageName); 8807 } 8808 8809 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8810 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8811 >= Build.VERSION_CODES.M; 8812 switch (level) { 8813 case PermissionInfo.PROTECTION_NORMAL: { 8814 // For all apps normal permissions are install time ones. 8815 grant = GRANT_INSTALL; 8816 } break; 8817 8818 case PermissionInfo.PROTECTION_DANGEROUS: { 8819 // If a permission review is required for legacy apps we represent 8820 // their permissions as always granted runtime ones since we need 8821 // to keep the review required permission flag per user while an 8822 // install permission's state is shared across all users. 8823 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8824 // For legacy apps dangerous permissions are install time ones. 8825 grant = GRANT_INSTALL; 8826 } else if (origPermissions.hasInstallPermission(bp.name)) { 8827 // For legacy apps that became modern, install becomes runtime. 8828 grant = GRANT_UPGRADE; 8829 } else if (mPromoteSystemApps 8830 && isSystemApp(ps) 8831 && mExistingSystemPackages.contains(ps.name)) { 8832 // For legacy system apps, install becomes runtime. 8833 // We cannot check hasInstallPermission() for system apps since those 8834 // permissions were granted implicitly and not persisted pre-M. 8835 grant = GRANT_UPGRADE; 8836 } else { 8837 // For modern apps keep runtime permissions unchanged. 8838 grant = GRANT_RUNTIME; 8839 } 8840 } break; 8841 8842 case PermissionInfo.PROTECTION_SIGNATURE: { 8843 // For all apps signature permissions are install time ones. 8844 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8845 if (allowedSig) { 8846 grant = GRANT_INSTALL; 8847 } 8848 } break; 8849 } 8850 8851 if (DEBUG_INSTALL) { 8852 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8853 } 8854 8855 if (grant != GRANT_DENIED) { 8856 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8857 // If this is an existing, non-system package, then 8858 // we can't add any new permissions to it. 8859 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8860 // Except... if this is a permission that was added 8861 // to the platform (note: need to only do this when 8862 // updating the platform). 8863 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8864 grant = GRANT_DENIED; 8865 } 8866 } 8867 } 8868 8869 switch (grant) { 8870 case GRANT_INSTALL: { 8871 // Revoke this as runtime permission to handle the case of 8872 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8873 for (int userId : UserManagerService.getInstance().getUserIds()) { 8874 if (origPermissions.getRuntimePermissionState( 8875 bp.name, userId) != null) { 8876 // Revoke the runtime permission and clear the flags. 8877 origPermissions.revokeRuntimePermission(bp, userId); 8878 origPermissions.updatePermissionFlags(bp, userId, 8879 PackageManager.MASK_PERMISSION_FLAGS, 0); 8880 // If we revoked a permission permission, we have to write. 8881 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8882 changedRuntimePermissionUserIds, userId); 8883 } 8884 } 8885 // Grant an install permission. 8886 if (permissionsState.grantInstallPermission(bp) != 8887 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8888 changedInstallPermission = true; 8889 } 8890 } break; 8891 8892 case GRANT_RUNTIME: { 8893 // Grant previously granted runtime permissions. 8894 for (int userId : UserManagerService.getInstance().getUserIds()) { 8895 PermissionState permissionState = origPermissions 8896 .getRuntimePermissionState(bp.name, userId); 8897 int flags = permissionState != null 8898 ? permissionState.getFlags() : 0; 8899 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8900 if (permissionsState.grantRuntimePermission(bp, userId) == 8901 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8902 // If we cannot put the permission as it was, we have to write. 8903 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8904 changedRuntimePermissionUserIds, userId); 8905 } 8906 // If the app supports runtime permissions no need for a review. 8907 if (Build.PERMISSIONS_REVIEW_REQUIRED 8908 && appSupportsRuntimePermissions 8909 && (flags & PackageManager 8910 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8911 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8912 // Since we changed the flags, we have to write. 8913 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8914 changedRuntimePermissionUserIds, userId); 8915 } 8916 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8917 && !appSupportsRuntimePermissions) { 8918 // For legacy apps that need a permission review, every new 8919 // runtime permission is granted but it is pending a review. 8920 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8921 permissionsState.grantRuntimePermission(bp, userId); 8922 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8923 // We changed the permission and flags, hence have to write. 8924 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8925 changedRuntimePermissionUserIds, userId); 8926 } 8927 } 8928 // Propagate the permission flags. 8929 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8930 } 8931 } break; 8932 8933 case GRANT_UPGRADE: { 8934 // Grant runtime permissions for a previously held install permission. 8935 PermissionState permissionState = origPermissions 8936 .getInstallPermissionState(bp.name); 8937 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8938 8939 if (origPermissions.revokeInstallPermission(bp) 8940 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8941 // We will be transferring the permission flags, so clear them. 8942 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8943 PackageManager.MASK_PERMISSION_FLAGS, 0); 8944 changedInstallPermission = true; 8945 } 8946 8947 // If the permission is not to be promoted to runtime we ignore it and 8948 // also its other flags as they are not applicable to install permissions. 8949 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8950 for (int userId : currentUserIds) { 8951 if (permissionsState.grantRuntimePermission(bp, userId) != 8952 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8953 // Transfer the permission flags. 8954 permissionsState.updatePermissionFlags(bp, userId, 8955 flags, flags); 8956 // If we granted the permission, we have to write. 8957 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8958 changedRuntimePermissionUserIds, userId); 8959 } 8960 } 8961 } 8962 } break; 8963 8964 default: { 8965 if (packageOfInterest == null 8966 || packageOfInterest.equals(pkg.packageName)) { 8967 Slog.w(TAG, "Not granting permission " + perm 8968 + " to package " + pkg.packageName 8969 + " because it was previously installed without"); 8970 } 8971 } break; 8972 } 8973 } else { 8974 if (permissionsState.revokeInstallPermission(bp) != 8975 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8976 // Also drop the permission flags. 8977 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8978 PackageManager.MASK_PERMISSION_FLAGS, 0); 8979 changedInstallPermission = true; 8980 Slog.i(TAG, "Un-granting permission " + perm 8981 + " from package " + pkg.packageName 8982 + " (protectionLevel=" + bp.protectionLevel 8983 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8984 + ")"); 8985 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8986 // Don't print warning for app op permissions, since it is fine for them 8987 // not to be granted, there is a UI for the user to decide. 8988 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8989 Slog.w(TAG, "Not granting permission " + perm 8990 + " to package " + pkg.packageName 8991 + " (protectionLevel=" + bp.protectionLevel 8992 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8993 + ")"); 8994 } 8995 } 8996 } 8997 } 8998 8999 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 9000 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 9001 // This is the first that we have heard about this package, so the 9002 // permissions we have now selected are fixed until explicitly 9003 // changed. 9004 ps.installPermissionsFixed = true; 9005 } 9006 9007 // Persist the runtime permissions state for users with changes. If permissions 9008 // were revoked because no app in the shared user declares them we have to 9009 // write synchronously to avoid losing runtime permissions state. 9010 for (int userId : changedRuntimePermissionUserIds) { 9011 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9012 } 9013 9014 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9015 } 9016 9017 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9018 boolean allowed = false; 9019 final int NP = PackageParser.NEW_PERMISSIONS.length; 9020 for (int ip=0; ip<NP; ip++) { 9021 final PackageParser.NewPermissionInfo npi 9022 = PackageParser.NEW_PERMISSIONS[ip]; 9023 if (npi.name.equals(perm) 9024 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9025 allowed = true; 9026 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9027 + pkg.packageName); 9028 break; 9029 } 9030 } 9031 return allowed; 9032 } 9033 9034 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9035 BasePermission bp, PermissionsState origPermissions) { 9036 boolean allowed; 9037 allowed = (compareSignatures( 9038 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9039 == PackageManager.SIGNATURE_MATCH) 9040 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9041 == PackageManager.SIGNATURE_MATCH); 9042 if (!allowed && (bp.protectionLevel 9043 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9044 if (isSystemApp(pkg)) { 9045 // For updated system applications, a system permission 9046 // is granted only if it had been defined by the original application. 9047 if (pkg.isUpdatedSystemApp()) { 9048 final PackageSetting sysPs = mSettings 9049 .getDisabledSystemPkgLPr(pkg.packageName); 9050 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 9051 // If the original was granted this permission, we take 9052 // that grant decision as read and propagate it to the 9053 // update. 9054 if (sysPs.isPrivileged()) { 9055 allowed = true; 9056 } 9057 } else { 9058 // The system apk may have been updated with an older 9059 // version of the one on the data partition, but which 9060 // granted a new system permission that it didn't have 9061 // before. In this case we do want to allow the app to 9062 // now get the new permission if the ancestral apk is 9063 // privileged to get it. 9064 if (sysPs.pkg != null && sysPs.isPrivileged()) { 9065 for (int j=0; 9066 j<sysPs.pkg.requestedPermissions.size(); j++) { 9067 if (perm.equals( 9068 sysPs.pkg.requestedPermissions.get(j))) { 9069 allowed = true; 9070 break; 9071 } 9072 } 9073 } 9074 } 9075 } else { 9076 allowed = isPrivilegedApp(pkg); 9077 } 9078 } 9079 } 9080 if (!allowed) { 9081 if (!allowed && (bp.protectionLevel 9082 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9083 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9084 // If this was a previously normal/dangerous permission that got moved 9085 // to a system permission as part of the runtime permission redesign, then 9086 // we still want to blindly grant it to old apps. 9087 allowed = true; 9088 } 9089 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9090 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9091 // If this permission is to be granted to the system installer and 9092 // this app is an installer, then it gets the permission. 9093 allowed = true; 9094 } 9095 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9096 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9097 // If this permission is to be granted to the system verifier and 9098 // this app is a verifier, then it gets the permission. 9099 allowed = true; 9100 } 9101 if (!allowed && (bp.protectionLevel 9102 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9103 && isSystemApp(pkg)) { 9104 // Any pre-installed system app is allowed to get this permission. 9105 allowed = true; 9106 } 9107 if (!allowed && (bp.protectionLevel 9108 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9109 // For development permissions, a development permission 9110 // is granted only if it was already granted. 9111 allowed = origPermissions.hasInstallPermission(perm); 9112 } 9113 } 9114 return allowed; 9115 } 9116 9117 final class ActivityIntentResolver 9118 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9119 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9120 boolean defaultOnly, int userId) { 9121 if (!sUserManager.exists(userId)) return null; 9122 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9123 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9124 } 9125 9126 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9127 int userId) { 9128 if (!sUserManager.exists(userId)) return null; 9129 mFlags = flags; 9130 return super.queryIntent(intent, resolvedType, 9131 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9132 } 9133 9134 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9135 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9136 if (!sUserManager.exists(userId)) return null; 9137 if (packageActivities == null) { 9138 return null; 9139 } 9140 mFlags = flags; 9141 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9142 final int N = packageActivities.size(); 9143 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9144 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9145 9146 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9147 for (int i = 0; i < N; ++i) { 9148 intentFilters = packageActivities.get(i).intents; 9149 if (intentFilters != null && intentFilters.size() > 0) { 9150 PackageParser.ActivityIntentInfo[] array = 9151 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9152 intentFilters.toArray(array); 9153 listCut.add(array); 9154 } 9155 } 9156 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9157 } 9158 9159 public final void addActivity(PackageParser.Activity a, String type) { 9160 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9161 mActivities.put(a.getComponentName(), a); 9162 if (DEBUG_SHOW_INFO) 9163 Log.v( 9164 TAG, " " + type + " " + 9165 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9166 if (DEBUG_SHOW_INFO) 9167 Log.v(TAG, " Class=" + a.info.name); 9168 final int NI = a.intents.size(); 9169 for (int j=0; j<NI; j++) { 9170 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9171 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9172 intent.setPriority(0); 9173 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9174 + a.className + " with priority > 0, forcing to 0"); 9175 } 9176 if (DEBUG_SHOW_INFO) { 9177 Log.v(TAG, " IntentFilter:"); 9178 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9179 } 9180 if (!intent.debugCheck()) { 9181 Log.w(TAG, "==> For Activity " + a.info.name); 9182 } 9183 addFilter(intent); 9184 } 9185 } 9186 9187 public final void removeActivity(PackageParser.Activity a, String type) { 9188 mActivities.remove(a.getComponentName()); 9189 if (DEBUG_SHOW_INFO) { 9190 Log.v(TAG, " " + type + " " 9191 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9192 : a.info.name) + ":"); 9193 Log.v(TAG, " Class=" + a.info.name); 9194 } 9195 final int NI = a.intents.size(); 9196 for (int j=0; j<NI; j++) { 9197 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9198 if (DEBUG_SHOW_INFO) { 9199 Log.v(TAG, " IntentFilter:"); 9200 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9201 } 9202 removeFilter(intent); 9203 } 9204 } 9205 9206 @Override 9207 protected boolean allowFilterResult( 9208 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9209 ActivityInfo filterAi = filter.activity.info; 9210 for (int i=dest.size()-1; i>=0; i--) { 9211 ActivityInfo destAi = dest.get(i).activityInfo; 9212 if (destAi.name == filterAi.name 9213 && destAi.packageName == filterAi.packageName) { 9214 return false; 9215 } 9216 } 9217 return true; 9218 } 9219 9220 @Override 9221 protected ActivityIntentInfo[] newArray(int size) { 9222 return new ActivityIntentInfo[size]; 9223 } 9224 9225 @Override 9226 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9227 if (!sUserManager.exists(userId)) return true; 9228 PackageParser.Package p = filter.activity.owner; 9229 if (p != null) { 9230 PackageSetting ps = (PackageSetting)p.mExtras; 9231 if (ps != null) { 9232 // System apps are never considered stopped for purposes of 9233 // filtering, because there may be no way for the user to 9234 // actually re-launch them. 9235 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9236 && ps.getStopped(userId); 9237 } 9238 } 9239 return false; 9240 } 9241 9242 @Override 9243 protected boolean isPackageForFilter(String packageName, 9244 PackageParser.ActivityIntentInfo info) { 9245 return packageName.equals(info.activity.owner.packageName); 9246 } 9247 9248 @Override 9249 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9250 int match, int userId) { 9251 if (!sUserManager.exists(userId)) return null; 9252 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9253 return null; 9254 } 9255 final PackageParser.Activity activity = info.activity; 9256 if (mSafeMode && (activity.info.applicationInfo.flags 9257 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9258 return null; 9259 } 9260 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9261 if (ps == null) { 9262 return null; 9263 } 9264 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9265 ps.readUserState(userId), userId); 9266 if (ai == null) { 9267 return null; 9268 } 9269 final ResolveInfo res = new ResolveInfo(); 9270 res.activityInfo = ai; 9271 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9272 res.filter = info; 9273 } 9274 if (info != null) { 9275 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9276 } 9277 res.priority = info.getPriority(); 9278 res.preferredOrder = activity.owner.mPreferredOrder; 9279 //System.out.println("Result: " + res.activityInfo.className + 9280 // " = " + res.priority); 9281 res.match = match; 9282 res.isDefault = info.hasDefault; 9283 res.labelRes = info.labelRes; 9284 res.nonLocalizedLabel = info.nonLocalizedLabel; 9285 if (userNeedsBadging(userId)) { 9286 res.noResourceId = true; 9287 } else { 9288 res.icon = info.icon; 9289 } 9290 res.iconResourceId = info.icon; 9291 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9292 return res; 9293 } 9294 9295 @Override 9296 protected void sortResults(List<ResolveInfo> results) { 9297 Collections.sort(results, mResolvePrioritySorter); 9298 } 9299 9300 @Override 9301 protected void dumpFilter(PrintWriter out, String prefix, 9302 PackageParser.ActivityIntentInfo filter) { 9303 out.print(prefix); out.print( 9304 Integer.toHexString(System.identityHashCode(filter.activity))); 9305 out.print(' '); 9306 filter.activity.printComponentShortName(out); 9307 out.print(" filter "); 9308 out.println(Integer.toHexString(System.identityHashCode(filter))); 9309 } 9310 9311 @Override 9312 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9313 return filter.activity; 9314 } 9315 9316 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9317 PackageParser.Activity activity = (PackageParser.Activity)label; 9318 out.print(prefix); out.print( 9319 Integer.toHexString(System.identityHashCode(activity))); 9320 out.print(' '); 9321 activity.printComponentShortName(out); 9322 if (count > 1) { 9323 out.print(" ("); out.print(count); out.print(" filters)"); 9324 } 9325 out.println(); 9326 } 9327 9328// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9329// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9330// final List<ResolveInfo> retList = Lists.newArrayList(); 9331// while (i.hasNext()) { 9332// final ResolveInfo resolveInfo = i.next(); 9333// if (isEnabledLP(resolveInfo.activityInfo)) { 9334// retList.add(resolveInfo); 9335// } 9336// } 9337// return retList; 9338// } 9339 9340 // Keys are String (activity class name), values are Activity. 9341 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9342 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9343 private int mFlags; 9344 } 9345 9346 private final class ServiceIntentResolver 9347 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9348 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9349 boolean defaultOnly, int userId) { 9350 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9351 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9352 } 9353 9354 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9355 int userId) { 9356 if (!sUserManager.exists(userId)) return null; 9357 mFlags = flags; 9358 return super.queryIntent(intent, resolvedType, 9359 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9360 } 9361 9362 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9363 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9364 if (!sUserManager.exists(userId)) return null; 9365 if (packageServices == null) { 9366 return null; 9367 } 9368 mFlags = flags; 9369 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9370 final int N = packageServices.size(); 9371 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9372 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9373 9374 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9375 for (int i = 0; i < N; ++i) { 9376 intentFilters = packageServices.get(i).intents; 9377 if (intentFilters != null && intentFilters.size() > 0) { 9378 PackageParser.ServiceIntentInfo[] array = 9379 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9380 intentFilters.toArray(array); 9381 listCut.add(array); 9382 } 9383 } 9384 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9385 } 9386 9387 public final void addService(PackageParser.Service s) { 9388 mServices.put(s.getComponentName(), s); 9389 if (DEBUG_SHOW_INFO) { 9390 Log.v(TAG, " " 9391 + (s.info.nonLocalizedLabel != null 9392 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9393 Log.v(TAG, " Class=" + s.info.name); 9394 } 9395 final int NI = s.intents.size(); 9396 int j; 9397 for (j=0; j<NI; j++) { 9398 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9399 if (DEBUG_SHOW_INFO) { 9400 Log.v(TAG, " IntentFilter:"); 9401 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9402 } 9403 if (!intent.debugCheck()) { 9404 Log.w(TAG, "==> For Service " + s.info.name); 9405 } 9406 addFilter(intent); 9407 } 9408 } 9409 9410 public final void removeService(PackageParser.Service s) { 9411 mServices.remove(s.getComponentName()); 9412 if (DEBUG_SHOW_INFO) { 9413 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9414 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9415 Log.v(TAG, " Class=" + s.info.name); 9416 } 9417 final int NI = s.intents.size(); 9418 int j; 9419 for (j=0; j<NI; j++) { 9420 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9421 if (DEBUG_SHOW_INFO) { 9422 Log.v(TAG, " IntentFilter:"); 9423 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9424 } 9425 removeFilter(intent); 9426 } 9427 } 9428 9429 @Override 9430 protected boolean allowFilterResult( 9431 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9432 ServiceInfo filterSi = filter.service.info; 9433 for (int i=dest.size()-1; i>=0; i--) { 9434 ServiceInfo destAi = dest.get(i).serviceInfo; 9435 if (destAi.name == filterSi.name 9436 && destAi.packageName == filterSi.packageName) { 9437 return false; 9438 } 9439 } 9440 return true; 9441 } 9442 9443 @Override 9444 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9445 return new PackageParser.ServiceIntentInfo[size]; 9446 } 9447 9448 @Override 9449 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9450 if (!sUserManager.exists(userId)) return true; 9451 PackageParser.Package p = filter.service.owner; 9452 if (p != null) { 9453 PackageSetting ps = (PackageSetting)p.mExtras; 9454 if (ps != null) { 9455 // System apps are never considered stopped for purposes of 9456 // filtering, because there may be no way for the user to 9457 // actually re-launch them. 9458 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9459 && ps.getStopped(userId); 9460 } 9461 } 9462 return false; 9463 } 9464 9465 @Override 9466 protected boolean isPackageForFilter(String packageName, 9467 PackageParser.ServiceIntentInfo info) { 9468 return packageName.equals(info.service.owner.packageName); 9469 } 9470 9471 @Override 9472 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9473 int match, int userId) { 9474 if (!sUserManager.exists(userId)) return null; 9475 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9476 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9477 return null; 9478 } 9479 final PackageParser.Service service = info.service; 9480 if (mSafeMode && (service.info.applicationInfo.flags 9481 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9482 return null; 9483 } 9484 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9485 if (ps == null) { 9486 return null; 9487 } 9488 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9489 ps.readUserState(userId), userId); 9490 if (si == null) { 9491 return null; 9492 } 9493 final ResolveInfo res = new ResolveInfo(); 9494 res.serviceInfo = si; 9495 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9496 res.filter = filter; 9497 } 9498 res.priority = info.getPriority(); 9499 res.preferredOrder = service.owner.mPreferredOrder; 9500 res.match = match; 9501 res.isDefault = info.hasDefault; 9502 res.labelRes = info.labelRes; 9503 res.nonLocalizedLabel = info.nonLocalizedLabel; 9504 res.icon = info.icon; 9505 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9506 return res; 9507 } 9508 9509 @Override 9510 protected void sortResults(List<ResolveInfo> results) { 9511 Collections.sort(results, mResolvePrioritySorter); 9512 } 9513 9514 @Override 9515 protected void dumpFilter(PrintWriter out, String prefix, 9516 PackageParser.ServiceIntentInfo filter) { 9517 out.print(prefix); out.print( 9518 Integer.toHexString(System.identityHashCode(filter.service))); 9519 out.print(' '); 9520 filter.service.printComponentShortName(out); 9521 out.print(" filter "); 9522 out.println(Integer.toHexString(System.identityHashCode(filter))); 9523 } 9524 9525 @Override 9526 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9527 return filter.service; 9528 } 9529 9530 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9531 PackageParser.Service service = (PackageParser.Service)label; 9532 out.print(prefix); out.print( 9533 Integer.toHexString(System.identityHashCode(service))); 9534 out.print(' '); 9535 service.printComponentShortName(out); 9536 if (count > 1) { 9537 out.print(" ("); out.print(count); out.print(" filters)"); 9538 } 9539 out.println(); 9540 } 9541 9542// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9543// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9544// final List<ResolveInfo> retList = Lists.newArrayList(); 9545// while (i.hasNext()) { 9546// final ResolveInfo resolveInfo = (ResolveInfo) i; 9547// if (isEnabledLP(resolveInfo.serviceInfo)) { 9548// retList.add(resolveInfo); 9549// } 9550// } 9551// return retList; 9552// } 9553 9554 // Keys are String (activity class name), values are Activity. 9555 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9556 = new ArrayMap<ComponentName, PackageParser.Service>(); 9557 private int mFlags; 9558 }; 9559 9560 private final class ProviderIntentResolver 9561 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9562 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9563 boolean defaultOnly, int userId) { 9564 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9565 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9566 } 9567 9568 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9569 int userId) { 9570 if (!sUserManager.exists(userId)) 9571 return null; 9572 mFlags = flags; 9573 return super.queryIntent(intent, resolvedType, 9574 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9575 } 9576 9577 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9578 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9579 if (!sUserManager.exists(userId)) 9580 return null; 9581 if (packageProviders == null) { 9582 return null; 9583 } 9584 mFlags = flags; 9585 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9586 final int N = packageProviders.size(); 9587 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9588 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9589 9590 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9591 for (int i = 0; i < N; ++i) { 9592 intentFilters = packageProviders.get(i).intents; 9593 if (intentFilters != null && intentFilters.size() > 0) { 9594 PackageParser.ProviderIntentInfo[] array = 9595 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9596 intentFilters.toArray(array); 9597 listCut.add(array); 9598 } 9599 } 9600 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9601 } 9602 9603 public final void addProvider(PackageParser.Provider p) { 9604 if (mProviders.containsKey(p.getComponentName())) { 9605 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9606 return; 9607 } 9608 9609 mProviders.put(p.getComponentName(), p); 9610 if (DEBUG_SHOW_INFO) { 9611 Log.v(TAG, " " 9612 + (p.info.nonLocalizedLabel != null 9613 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9614 Log.v(TAG, " Class=" + p.info.name); 9615 } 9616 final int NI = p.intents.size(); 9617 int j; 9618 for (j = 0; j < NI; j++) { 9619 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9620 if (DEBUG_SHOW_INFO) { 9621 Log.v(TAG, " IntentFilter:"); 9622 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9623 } 9624 if (!intent.debugCheck()) { 9625 Log.w(TAG, "==> For Provider " + p.info.name); 9626 } 9627 addFilter(intent); 9628 } 9629 } 9630 9631 public final void removeProvider(PackageParser.Provider p) { 9632 mProviders.remove(p.getComponentName()); 9633 if (DEBUG_SHOW_INFO) { 9634 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9635 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9636 Log.v(TAG, " Class=" + p.info.name); 9637 } 9638 final int NI = p.intents.size(); 9639 int j; 9640 for (j = 0; j < NI; j++) { 9641 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9642 if (DEBUG_SHOW_INFO) { 9643 Log.v(TAG, " IntentFilter:"); 9644 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9645 } 9646 removeFilter(intent); 9647 } 9648 } 9649 9650 @Override 9651 protected boolean allowFilterResult( 9652 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9653 ProviderInfo filterPi = filter.provider.info; 9654 for (int i = dest.size() - 1; i >= 0; i--) { 9655 ProviderInfo destPi = dest.get(i).providerInfo; 9656 if (destPi.name == filterPi.name 9657 && destPi.packageName == filterPi.packageName) { 9658 return false; 9659 } 9660 } 9661 return true; 9662 } 9663 9664 @Override 9665 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9666 return new PackageParser.ProviderIntentInfo[size]; 9667 } 9668 9669 @Override 9670 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9671 if (!sUserManager.exists(userId)) 9672 return true; 9673 PackageParser.Package p = filter.provider.owner; 9674 if (p != null) { 9675 PackageSetting ps = (PackageSetting) p.mExtras; 9676 if (ps != null) { 9677 // System apps are never considered stopped for purposes of 9678 // filtering, because there may be no way for the user to 9679 // actually re-launch them. 9680 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9681 && ps.getStopped(userId); 9682 } 9683 } 9684 return false; 9685 } 9686 9687 @Override 9688 protected boolean isPackageForFilter(String packageName, 9689 PackageParser.ProviderIntentInfo info) { 9690 return packageName.equals(info.provider.owner.packageName); 9691 } 9692 9693 @Override 9694 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9695 int match, int userId) { 9696 if (!sUserManager.exists(userId)) 9697 return null; 9698 final PackageParser.ProviderIntentInfo info = filter; 9699 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 9700 return null; 9701 } 9702 final PackageParser.Provider provider = info.provider; 9703 if (mSafeMode && (provider.info.applicationInfo.flags 9704 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9705 return null; 9706 } 9707 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9708 if (ps == null) { 9709 return null; 9710 } 9711 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9712 ps.readUserState(userId), userId); 9713 if (pi == null) { 9714 return null; 9715 } 9716 final ResolveInfo res = new ResolveInfo(); 9717 res.providerInfo = pi; 9718 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9719 res.filter = filter; 9720 } 9721 res.priority = info.getPriority(); 9722 res.preferredOrder = provider.owner.mPreferredOrder; 9723 res.match = match; 9724 res.isDefault = info.hasDefault; 9725 res.labelRes = info.labelRes; 9726 res.nonLocalizedLabel = info.nonLocalizedLabel; 9727 res.icon = info.icon; 9728 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9729 return res; 9730 } 9731 9732 @Override 9733 protected void sortResults(List<ResolveInfo> results) { 9734 Collections.sort(results, mResolvePrioritySorter); 9735 } 9736 9737 @Override 9738 protected void dumpFilter(PrintWriter out, String prefix, 9739 PackageParser.ProviderIntentInfo filter) { 9740 out.print(prefix); 9741 out.print( 9742 Integer.toHexString(System.identityHashCode(filter.provider))); 9743 out.print(' '); 9744 filter.provider.printComponentShortName(out); 9745 out.print(" filter "); 9746 out.println(Integer.toHexString(System.identityHashCode(filter))); 9747 } 9748 9749 @Override 9750 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9751 return filter.provider; 9752 } 9753 9754 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9755 PackageParser.Provider provider = (PackageParser.Provider)label; 9756 out.print(prefix); out.print( 9757 Integer.toHexString(System.identityHashCode(provider))); 9758 out.print(' '); 9759 provider.printComponentShortName(out); 9760 if (count > 1) { 9761 out.print(" ("); out.print(count); out.print(" filters)"); 9762 } 9763 out.println(); 9764 } 9765 9766 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9767 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9768 private int mFlags; 9769 } 9770 9771 private static final class EphemeralIntentResolver 9772 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 9773 @Override 9774 protected EphemeralResolveIntentInfo[] newArray(int size) { 9775 return new EphemeralResolveIntentInfo[size]; 9776 } 9777 9778 @Override 9779 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 9780 return true; 9781 } 9782 9783 @Override 9784 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 9785 int userId) { 9786 if (!sUserManager.exists(userId)) { 9787 return null; 9788 } 9789 return info.getEphemeralResolveInfo(); 9790 } 9791 } 9792 9793 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9794 new Comparator<ResolveInfo>() { 9795 public int compare(ResolveInfo r1, ResolveInfo r2) { 9796 int v1 = r1.priority; 9797 int v2 = r2.priority; 9798 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9799 if (v1 != v2) { 9800 return (v1 > v2) ? -1 : 1; 9801 } 9802 v1 = r1.preferredOrder; 9803 v2 = r2.preferredOrder; 9804 if (v1 != v2) { 9805 return (v1 > v2) ? -1 : 1; 9806 } 9807 if (r1.isDefault != r2.isDefault) { 9808 return r1.isDefault ? -1 : 1; 9809 } 9810 v1 = r1.match; 9811 v2 = r2.match; 9812 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9813 if (v1 != v2) { 9814 return (v1 > v2) ? -1 : 1; 9815 } 9816 if (r1.system != r2.system) { 9817 return r1.system ? -1 : 1; 9818 } 9819 if (r1.activityInfo != null) { 9820 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 9821 } 9822 if (r1.serviceInfo != null) { 9823 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 9824 } 9825 if (r1.providerInfo != null) { 9826 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 9827 } 9828 return 0; 9829 } 9830 }; 9831 9832 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9833 new Comparator<ProviderInfo>() { 9834 public int compare(ProviderInfo p1, ProviderInfo p2) { 9835 final int v1 = p1.initOrder; 9836 final int v2 = p2.initOrder; 9837 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9838 } 9839 }; 9840 9841 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9842 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9843 final int[] userIds) { 9844 mHandler.post(new Runnable() { 9845 @Override 9846 public void run() { 9847 try { 9848 final IActivityManager am = ActivityManagerNative.getDefault(); 9849 if (am == null) return; 9850 final int[] resolvedUserIds; 9851 if (userIds == null) { 9852 resolvedUserIds = am.getRunningUserIds(); 9853 } else { 9854 resolvedUserIds = userIds; 9855 } 9856 for (int id : resolvedUserIds) { 9857 final Intent intent = new Intent(action, 9858 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9859 if (extras != null) { 9860 intent.putExtras(extras); 9861 } 9862 if (targetPkg != null) { 9863 intent.setPackage(targetPkg); 9864 } 9865 // Modify the UID when posting to other users 9866 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9867 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9868 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9869 intent.putExtra(Intent.EXTRA_UID, uid); 9870 } 9871 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9872 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9873 if (DEBUG_BROADCASTS) { 9874 RuntimeException here = new RuntimeException("here"); 9875 here.fillInStackTrace(); 9876 Slog.d(TAG, "Sending to user " + id + ": " 9877 + intent.toShortString(false, true, false, false) 9878 + " " + intent.getExtras(), here); 9879 } 9880 am.broadcastIntent(null, intent, null, finishedReceiver, 9881 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9882 null, finishedReceiver != null, false, id); 9883 } 9884 } catch (RemoteException ex) { 9885 } 9886 } 9887 }); 9888 } 9889 9890 /** 9891 * Check if the external storage media is available. This is true if there 9892 * is a mounted external storage medium or if the external storage is 9893 * emulated. 9894 */ 9895 private boolean isExternalMediaAvailable() { 9896 return mMediaMounted || Environment.isExternalStorageEmulated(); 9897 } 9898 9899 @Override 9900 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9901 // writer 9902 synchronized (mPackages) { 9903 if (!isExternalMediaAvailable()) { 9904 // If the external storage is no longer mounted at this point, 9905 // the caller may not have been able to delete all of this 9906 // packages files and can not delete any more. Bail. 9907 return null; 9908 } 9909 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9910 if (lastPackage != null) { 9911 pkgs.remove(lastPackage); 9912 } 9913 if (pkgs.size() > 0) { 9914 return pkgs.get(0); 9915 } 9916 } 9917 return null; 9918 } 9919 9920 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9921 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9922 userId, andCode ? 1 : 0, packageName); 9923 if (mSystemReady) { 9924 msg.sendToTarget(); 9925 } else { 9926 if (mPostSystemReadyMessages == null) { 9927 mPostSystemReadyMessages = new ArrayList<>(); 9928 } 9929 mPostSystemReadyMessages.add(msg); 9930 } 9931 } 9932 9933 void startCleaningPackages() { 9934 // reader 9935 synchronized (mPackages) { 9936 if (!isExternalMediaAvailable()) { 9937 return; 9938 } 9939 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9940 return; 9941 } 9942 } 9943 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9944 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9945 IActivityManager am = ActivityManagerNative.getDefault(); 9946 if (am != null) { 9947 try { 9948 am.startService(null, intent, null, mContext.getOpPackageName(), 9949 UserHandle.USER_SYSTEM); 9950 } catch (RemoteException e) { 9951 } 9952 } 9953 } 9954 9955 @Override 9956 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9957 int installFlags, String installerPackageName, VerificationParams verificationParams, 9958 String packageAbiOverride) { 9959 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9960 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9961 } 9962 9963 @Override 9964 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9965 int installFlags, String installerPackageName, VerificationParams verificationParams, 9966 String packageAbiOverride, int userId) { 9967 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9968 9969 final int callingUid = Binder.getCallingUid(); 9970 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9971 9972 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9973 try { 9974 if (observer != null) { 9975 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9976 } 9977 } catch (RemoteException re) { 9978 } 9979 return; 9980 } 9981 9982 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9983 installFlags |= PackageManager.INSTALL_FROM_ADB; 9984 9985 } else { 9986 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9987 // about installerPackageName. 9988 9989 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9990 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9991 } 9992 9993 UserHandle user; 9994 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9995 user = UserHandle.ALL; 9996 } else { 9997 user = new UserHandle(userId); 9998 } 9999 10000 // Only system components can circumvent runtime permissions when installing. 10001 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 10002 && mContext.checkCallingOrSelfPermission(Manifest.permission 10003 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 10004 throw new SecurityException("You need the " 10005 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 10006 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 10007 } 10008 10009 verificationParams.setInstallerUid(callingUid); 10010 10011 final File originFile = new File(originPath); 10012 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10013 10014 final Message msg = mHandler.obtainMessage(INIT_COPY); 10015 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 10016 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 10017 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10018 msg.obj = params; 10019 10020 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10021 System.identityHashCode(msg.obj)); 10022 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10023 System.identityHashCode(msg.obj)); 10024 10025 mHandler.sendMessage(msg); 10026 } 10027 10028 void installStage(String packageName, File stagedDir, String stagedCid, 10029 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10030 String installerPackageName, int installerUid, UserHandle user) { 10031 if (DEBUG_EPHEMERAL) { 10032 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10033 Slog.d(TAG, "Ephemeral install of " + packageName); 10034 } 10035 } 10036 final VerificationParams verifParams = new VerificationParams( 10037 null, sessionParams.originatingUri, sessionParams.referrerUri, 10038 sessionParams.originatingUid); 10039 verifParams.setInstallerUid(installerUid); 10040 10041 final OriginInfo origin; 10042 if (stagedDir != null) { 10043 origin = OriginInfo.fromStagedFile(stagedDir); 10044 } else { 10045 origin = OriginInfo.fromStagedContainer(stagedCid); 10046 } 10047 10048 final Message msg = mHandler.obtainMessage(INIT_COPY); 10049 final InstallParams params = new InstallParams(origin, null, observer, 10050 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10051 verifParams, user, sessionParams.abiOverride, 10052 sessionParams.grantedRuntimePermissions); 10053 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10054 msg.obj = params; 10055 10056 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10057 System.identityHashCode(msg.obj)); 10058 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10059 System.identityHashCode(msg.obj)); 10060 10061 mHandler.sendMessage(msg); 10062 } 10063 10064 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10065 Bundle extras = new Bundle(1); 10066 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10067 10068 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10069 packageName, extras, 0, null, null, new int[] {userId}); 10070 try { 10071 IActivityManager am = ActivityManagerNative.getDefault(); 10072 final boolean isSystem = 10073 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10074 if (isSystem && am.isUserRunning(userId, 0)) { 10075 // The just-installed/enabled app is bundled on the system, so presumed 10076 // to be able to run automatically without needing an explicit launch. 10077 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10078 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10079 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10080 .setPackage(packageName); 10081 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10082 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10083 } 10084 } catch (RemoteException e) { 10085 // shouldn't happen 10086 Slog.w(TAG, "Unable to bootstrap installed package", e); 10087 } 10088 } 10089 10090 @Override 10091 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10092 int userId) { 10093 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10094 PackageSetting pkgSetting; 10095 final int uid = Binder.getCallingUid(); 10096 enforceCrossUserPermission(uid, userId, true, true, 10097 "setApplicationHiddenSetting for user " + userId); 10098 10099 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10100 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10101 return false; 10102 } 10103 10104 long callingId = Binder.clearCallingIdentity(); 10105 try { 10106 boolean sendAdded = false; 10107 boolean sendRemoved = false; 10108 // writer 10109 synchronized (mPackages) { 10110 pkgSetting = mSettings.mPackages.get(packageName); 10111 if (pkgSetting == null) { 10112 return false; 10113 } 10114 if (pkgSetting.getHidden(userId) != hidden) { 10115 pkgSetting.setHidden(hidden, userId); 10116 mSettings.writePackageRestrictionsLPr(userId); 10117 if (hidden) { 10118 sendRemoved = true; 10119 } else { 10120 sendAdded = true; 10121 } 10122 } 10123 } 10124 if (sendAdded) { 10125 sendPackageAddedForUser(packageName, pkgSetting, userId); 10126 return true; 10127 } 10128 if (sendRemoved) { 10129 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10130 "hiding pkg"); 10131 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10132 return true; 10133 } 10134 } finally { 10135 Binder.restoreCallingIdentity(callingId); 10136 } 10137 return false; 10138 } 10139 10140 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10141 int userId) { 10142 final PackageRemovedInfo info = new PackageRemovedInfo(); 10143 info.removedPackage = packageName; 10144 info.removedUsers = new int[] {userId}; 10145 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10146 info.sendBroadcast(false, false, false); 10147 } 10148 10149 /** 10150 * Returns true if application is not found or there was an error. Otherwise it returns 10151 * the hidden state of the package for the given user. 10152 */ 10153 @Override 10154 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10155 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10156 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10157 false, "getApplicationHidden for user " + userId); 10158 PackageSetting pkgSetting; 10159 long callingId = Binder.clearCallingIdentity(); 10160 try { 10161 // writer 10162 synchronized (mPackages) { 10163 pkgSetting = mSettings.mPackages.get(packageName); 10164 if (pkgSetting == null) { 10165 return true; 10166 } 10167 return pkgSetting.getHidden(userId); 10168 } 10169 } finally { 10170 Binder.restoreCallingIdentity(callingId); 10171 } 10172 } 10173 10174 /** 10175 * @hide 10176 */ 10177 @Override 10178 public int installExistingPackageAsUser(String packageName, int userId) { 10179 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10180 null); 10181 PackageSetting pkgSetting; 10182 final int uid = Binder.getCallingUid(); 10183 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10184 + userId); 10185 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10186 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10187 } 10188 10189 long callingId = Binder.clearCallingIdentity(); 10190 try { 10191 boolean sendAdded = false; 10192 10193 // writer 10194 synchronized (mPackages) { 10195 pkgSetting = mSettings.mPackages.get(packageName); 10196 if (pkgSetting == null) { 10197 return PackageManager.INSTALL_FAILED_INVALID_URI; 10198 } 10199 if (!pkgSetting.getInstalled(userId)) { 10200 pkgSetting.setInstalled(true, userId); 10201 pkgSetting.setHidden(false, userId); 10202 mSettings.writePackageRestrictionsLPr(userId); 10203 sendAdded = true; 10204 } 10205 } 10206 10207 if (sendAdded) { 10208 sendPackageAddedForUser(packageName, pkgSetting, userId); 10209 } 10210 } finally { 10211 Binder.restoreCallingIdentity(callingId); 10212 } 10213 10214 return PackageManager.INSTALL_SUCCEEDED; 10215 } 10216 10217 boolean isUserRestricted(int userId, String restrictionKey) { 10218 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10219 if (restrictions.getBoolean(restrictionKey, false)) { 10220 Log.w(TAG, "User is restricted: " + restrictionKey); 10221 return true; 10222 } 10223 return false; 10224 } 10225 10226 @Override 10227 public boolean setPackageSuspendedAsUser(String packageName, boolean suspended, int userId) { 10228 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10229 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, true, 10230 "setPackageSuspended for user " + userId); 10231 10232 long callingId = Binder.clearCallingIdentity(); 10233 try { 10234 synchronized (mPackages) { 10235 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10236 if (pkgSetting != null) { 10237 if (pkgSetting.getSuspended(userId) != suspended) { 10238 pkgSetting.setSuspended(suspended, userId); 10239 mSettings.writePackageRestrictionsLPr(userId); 10240 } 10241 10242 // TODO: 10243 // * broadcast a PACKAGE_(UN)SUSPENDED intent for launchers to pick up 10244 // * remove app from recents (kill app it if it is running) 10245 // * erase existing notifications for this app 10246 return true; 10247 } 10248 10249 return false; 10250 } 10251 } finally { 10252 Binder.restoreCallingIdentity(callingId); 10253 } 10254 } 10255 10256 @Override 10257 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10258 mContext.enforceCallingOrSelfPermission( 10259 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10260 "Only package verification agents can verify applications"); 10261 10262 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10263 final PackageVerificationResponse response = new PackageVerificationResponse( 10264 verificationCode, Binder.getCallingUid()); 10265 msg.arg1 = id; 10266 msg.obj = response; 10267 mHandler.sendMessage(msg); 10268 } 10269 10270 @Override 10271 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10272 long millisecondsToDelay) { 10273 mContext.enforceCallingOrSelfPermission( 10274 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10275 "Only package verification agents can extend verification timeouts"); 10276 10277 final PackageVerificationState state = mPendingVerification.get(id); 10278 final PackageVerificationResponse response = new PackageVerificationResponse( 10279 verificationCodeAtTimeout, Binder.getCallingUid()); 10280 10281 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10282 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10283 } 10284 if (millisecondsToDelay < 0) { 10285 millisecondsToDelay = 0; 10286 } 10287 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10288 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10289 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10290 } 10291 10292 if ((state != null) && !state.timeoutExtended()) { 10293 state.extendTimeout(); 10294 10295 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10296 msg.arg1 = id; 10297 msg.obj = response; 10298 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10299 } 10300 } 10301 10302 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10303 int verificationCode, UserHandle user) { 10304 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10305 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10306 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10307 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10308 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10309 10310 mContext.sendBroadcastAsUser(intent, user, 10311 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10312 } 10313 10314 private ComponentName matchComponentForVerifier(String packageName, 10315 List<ResolveInfo> receivers) { 10316 ActivityInfo targetReceiver = null; 10317 10318 final int NR = receivers.size(); 10319 for (int i = 0; i < NR; i++) { 10320 final ResolveInfo info = receivers.get(i); 10321 if (info.activityInfo == null) { 10322 continue; 10323 } 10324 10325 if (packageName.equals(info.activityInfo.packageName)) { 10326 targetReceiver = info.activityInfo; 10327 break; 10328 } 10329 } 10330 10331 if (targetReceiver == null) { 10332 return null; 10333 } 10334 10335 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10336 } 10337 10338 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10339 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10340 if (pkgInfo.verifiers.length == 0) { 10341 return null; 10342 } 10343 10344 final int N = pkgInfo.verifiers.length; 10345 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10346 for (int i = 0; i < N; i++) { 10347 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10348 10349 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10350 receivers); 10351 if (comp == null) { 10352 continue; 10353 } 10354 10355 final int verifierUid = getUidForVerifier(verifierInfo); 10356 if (verifierUid == -1) { 10357 continue; 10358 } 10359 10360 if (DEBUG_VERIFY) { 10361 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10362 + " with the correct signature"); 10363 } 10364 sufficientVerifiers.add(comp); 10365 verificationState.addSufficientVerifier(verifierUid); 10366 } 10367 10368 return sufficientVerifiers; 10369 } 10370 10371 private int getUidForVerifier(VerifierInfo verifierInfo) { 10372 synchronized (mPackages) { 10373 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10374 if (pkg == null) { 10375 return -1; 10376 } else if (pkg.mSignatures.length != 1) { 10377 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10378 + " has more than one signature; ignoring"); 10379 return -1; 10380 } 10381 10382 /* 10383 * If the public key of the package's signature does not match 10384 * our expected public key, then this is a different package and 10385 * we should skip. 10386 */ 10387 10388 final byte[] expectedPublicKey; 10389 try { 10390 final Signature verifierSig = pkg.mSignatures[0]; 10391 final PublicKey publicKey = verifierSig.getPublicKey(); 10392 expectedPublicKey = publicKey.getEncoded(); 10393 } catch (CertificateException e) { 10394 return -1; 10395 } 10396 10397 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10398 10399 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10400 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10401 + " does not have the expected public key; ignoring"); 10402 return -1; 10403 } 10404 10405 return pkg.applicationInfo.uid; 10406 } 10407 } 10408 10409 @Override 10410 public void finishPackageInstall(int token) { 10411 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10412 10413 if (DEBUG_INSTALL) { 10414 Slog.v(TAG, "BM finishing package install for " + token); 10415 } 10416 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10417 10418 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10419 mHandler.sendMessage(msg); 10420 } 10421 10422 /** 10423 * Get the verification agent timeout. 10424 * 10425 * @return verification timeout in milliseconds 10426 */ 10427 private long getVerificationTimeout() { 10428 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10429 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10430 DEFAULT_VERIFICATION_TIMEOUT); 10431 } 10432 10433 /** 10434 * Get the default verification agent response code. 10435 * 10436 * @return default verification response code 10437 */ 10438 private int getDefaultVerificationResponse() { 10439 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10440 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10441 DEFAULT_VERIFICATION_RESPONSE); 10442 } 10443 10444 /** 10445 * Check whether or not package verification has been enabled. 10446 * 10447 * @return true if verification should be performed 10448 */ 10449 private boolean isVerificationEnabled(int userId, int installFlags) { 10450 if (!DEFAULT_VERIFY_ENABLE) { 10451 return false; 10452 } 10453 // Ephemeral apps don't get the full verification treatment 10454 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10455 if (DEBUG_EPHEMERAL) { 10456 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10457 } 10458 return false; 10459 } 10460 10461 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10462 10463 // Check if installing from ADB 10464 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10465 // Do not run verification in a test harness environment 10466 if (ActivityManager.isRunningInTestHarness()) { 10467 return false; 10468 } 10469 if (ensureVerifyAppsEnabled) { 10470 return true; 10471 } 10472 // Check if the developer does not want package verification for ADB installs 10473 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10474 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10475 return false; 10476 } 10477 } 10478 10479 if (ensureVerifyAppsEnabled) { 10480 return true; 10481 } 10482 10483 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10484 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10485 } 10486 10487 @Override 10488 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10489 throws RemoteException { 10490 mContext.enforceCallingOrSelfPermission( 10491 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10492 "Only intentfilter verification agents can verify applications"); 10493 10494 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10495 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10496 Binder.getCallingUid(), verificationCode, failedDomains); 10497 msg.arg1 = id; 10498 msg.obj = response; 10499 mHandler.sendMessage(msg); 10500 } 10501 10502 @Override 10503 public int getIntentVerificationStatus(String packageName, int userId) { 10504 synchronized (mPackages) { 10505 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10506 } 10507 } 10508 10509 @Override 10510 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10511 mContext.enforceCallingOrSelfPermission( 10512 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10513 10514 boolean result = false; 10515 synchronized (mPackages) { 10516 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10517 } 10518 if (result) { 10519 scheduleWritePackageRestrictionsLocked(userId); 10520 } 10521 return result; 10522 } 10523 10524 @Override 10525 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10526 synchronized (mPackages) { 10527 return mSettings.getIntentFilterVerificationsLPr(packageName); 10528 } 10529 } 10530 10531 @Override 10532 public List<IntentFilter> getAllIntentFilters(String packageName) { 10533 if (TextUtils.isEmpty(packageName)) { 10534 return Collections.<IntentFilter>emptyList(); 10535 } 10536 synchronized (mPackages) { 10537 PackageParser.Package pkg = mPackages.get(packageName); 10538 if (pkg == null || pkg.activities == null) { 10539 return Collections.<IntentFilter>emptyList(); 10540 } 10541 final int count = pkg.activities.size(); 10542 ArrayList<IntentFilter> result = new ArrayList<>(); 10543 for (int n=0; n<count; n++) { 10544 PackageParser.Activity activity = pkg.activities.get(n); 10545 if (activity.intents != null && activity.intents.size() > 0) { 10546 result.addAll(activity.intents); 10547 } 10548 } 10549 return result; 10550 } 10551 } 10552 10553 @Override 10554 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10555 mContext.enforceCallingOrSelfPermission( 10556 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10557 10558 synchronized (mPackages) { 10559 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10560 if (packageName != null) { 10561 result |= updateIntentVerificationStatus(packageName, 10562 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10563 userId); 10564 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10565 packageName, userId); 10566 } 10567 return result; 10568 } 10569 } 10570 10571 @Override 10572 public String getDefaultBrowserPackageName(int userId) { 10573 synchronized (mPackages) { 10574 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10575 } 10576 } 10577 10578 /** 10579 * Get the "allow unknown sources" setting. 10580 * 10581 * @return the current "allow unknown sources" setting 10582 */ 10583 private int getUnknownSourcesSettings() { 10584 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10585 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10586 -1); 10587 } 10588 10589 @Override 10590 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10591 final int uid = Binder.getCallingUid(); 10592 // writer 10593 synchronized (mPackages) { 10594 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10595 if (targetPackageSetting == null) { 10596 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10597 } 10598 10599 PackageSetting installerPackageSetting; 10600 if (installerPackageName != null) { 10601 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10602 if (installerPackageSetting == null) { 10603 throw new IllegalArgumentException("Unknown installer package: " 10604 + installerPackageName); 10605 } 10606 } else { 10607 installerPackageSetting = null; 10608 } 10609 10610 Signature[] callerSignature; 10611 Object obj = mSettings.getUserIdLPr(uid); 10612 if (obj != null) { 10613 if (obj instanceof SharedUserSetting) { 10614 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10615 } else if (obj instanceof PackageSetting) { 10616 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10617 } else { 10618 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10619 } 10620 } else { 10621 throw new SecurityException("Unknown calling uid " + uid); 10622 } 10623 10624 // Verify: can't set installerPackageName to a package that is 10625 // not signed with the same cert as the caller. 10626 if (installerPackageSetting != null) { 10627 if (compareSignatures(callerSignature, 10628 installerPackageSetting.signatures.mSignatures) 10629 != PackageManager.SIGNATURE_MATCH) { 10630 throw new SecurityException( 10631 "Caller does not have same cert as new installer package " 10632 + installerPackageName); 10633 } 10634 } 10635 10636 // Verify: if target already has an installer package, it must 10637 // be signed with the same cert as the caller. 10638 if (targetPackageSetting.installerPackageName != null) { 10639 PackageSetting setting = mSettings.mPackages.get( 10640 targetPackageSetting.installerPackageName); 10641 // If the currently set package isn't valid, then it's always 10642 // okay to change it. 10643 if (setting != null) { 10644 if (compareSignatures(callerSignature, 10645 setting.signatures.mSignatures) 10646 != PackageManager.SIGNATURE_MATCH) { 10647 throw new SecurityException( 10648 "Caller does not have same cert as old installer package " 10649 + targetPackageSetting.installerPackageName); 10650 } 10651 } 10652 } 10653 10654 // Okay! 10655 targetPackageSetting.installerPackageName = installerPackageName; 10656 scheduleWriteSettingsLocked(); 10657 } 10658 } 10659 10660 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10661 // Queue up an async operation since the package installation may take a little while. 10662 mHandler.post(new Runnable() { 10663 public void run() { 10664 mHandler.removeCallbacks(this); 10665 // Result object to be returned 10666 PackageInstalledInfo res = new PackageInstalledInfo(); 10667 res.returnCode = currentStatus; 10668 res.uid = -1; 10669 res.pkg = null; 10670 res.removedInfo = new PackageRemovedInfo(); 10671 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10672 args.doPreInstall(res.returnCode); 10673 synchronized (mInstallLock) { 10674 installPackageTracedLI(args, res); 10675 } 10676 args.doPostInstall(res.returnCode, res.uid); 10677 } 10678 10679 // A restore should be performed at this point if (a) the install 10680 // succeeded, (b) the operation is not an update, and (c) the new 10681 // package has not opted out of backup participation. 10682 final boolean update = res.removedInfo.removedPackage != null; 10683 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10684 boolean doRestore = !update 10685 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10686 10687 // Set up the post-install work request bookkeeping. This will be used 10688 // and cleaned up by the post-install event handling regardless of whether 10689 // there's a restore pass performed. Token values are >= 1. 10690 int token; 10691 if (mNextInstallToken < 0) mNextInstallToken = 1; 10692 token = mNextInstallToken++; 10693 10694 PostInstallData data = new PostInstallData(args, res); 10695 mRunningInstalls.put(token, data); 10696 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10697 10698 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10699 // Pass responsibility to the Backup Manager. It will perform a 10700 // restore if appropriate, then pass responsibility back to the 10701 // Package Manager to run the post-install observer callbacks 10702 // and broadcasts. 10703 IBackupManager bm = IBackupManager.Stub.asInterface( 10704 ServiceManager.getService(Context.BACKUP_SERVICE)); 10705 if (bm != null) { 10706 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10707 + " to BM for possible restore"); 10708 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10709 try { 10710 // TODO: http://b/22388012 10711 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10712 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10713 } else { 10714 doRestore = false; 10715 } 10716 } catch (RemoteException e) { 10717 // can't happen; the backup manager is local 10718 } catch (Exception e) { 10719 Slog.e(TAG, "Exception trying to enqueue restore", e); 10720 doRestore = false; 10721 } 10722 } else { 10723 Slog.e(TAG, "Backup Manager not found!"); 10724 doRestore = false; 10725 } 10726 } 10727 10728 if (!doRestore) { 10729 // No restore possible, or the Backup Manager was mysteriously not 10730 // available -- just fire the post-install work request directly. 10731 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10732 10733 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10734 10735 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10736 mHandler.sendMessage(msg); 10737 } 10738 } 10739 }); 10740 } 10741 10742 private abstract class HandlerParams { 10743 private static final int MAX_RETRIES = 4; 10744 10745 /** 10746 * Number of times startCopy() has been attempted and had a non-fatal 10747 * error. 10748 */ 10749 private int mRetries = 0; 10750 10751 /** User handle for the user requesting the information or installation. */ 10752 private final UserHandle mUser; 10753 String traceMethod; 10754 int traceCookie; 10755 10756 HandlerParams(UserHandle user) { 10757 mUser = user; 10758 } 10759 10760 UserHandle getUser() { 10761 return mUser; 10762 } 10763 10764 HandlerParams setTraceMethod(String traceMethod) { 10765 this.traceMethod = traceMethod; 10766 return this; 10767 } 10768 10769 HandlerParams setTraceCookie(int traceCookie) { 10770 this.traceCookie = traceCookie; 10771 return this; 10772 } 10773 10774 final boolean startCopy() { 10775 boolean res; 10776 try { 10777 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10778 10779 if (++mRetries > MAX_RETRIES) { 10780 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10781 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10782 handleServiceError(); 10783 return false; 10784 } else { 10785 handleStartCopy(); 10786 res = true; 10787 } 10788 } catch (RemoteException e) { 10789 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10790 mHandler.sendEmptyMessage(MCS_RECONNECT); 10791 res = false; 10792 } 10793 handleReturnCode(); 10794 return res; 10795 } 10796 10797 final void serviceError() { 10798 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10799 handleServiceError(); 10800 handleReturnCode(); 10801 } 10802 10803 abstract void handleStartCopy() throws RemoteException; 10804 abstract void handleServiceError(); 10805 abstract void handleReturnCode(); 10806 } 10807 10808 class MeasureParams extends HandlerParams { 10809 private final PackageStats mStats; 10810 private boolean mSuccess; 10811 10812 private final IPackageStatsObserver mObserver; 10813 10814 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10815 super(new UserHandle(stats.userHandle)); 10816 mObserver = observer; 10817 mStats = stats; 10818 } 10819 10820 @Override 10821 public String toString() { 10822 return "MeasureParams{" 10823 + Integer.toHexString(System.identityHashCode(this)) 10824 + " " + mStats.packageName + "}"; 10825 } 10826 10827 @Override 10828 void handleStartCopy() throws RemoteException { 10829 synchronized (mInstallLock) { 10830 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10831 } 10832 10833 if (mSuccess) { 10834 final boolean mounted; 10835 if (Environment.isExternalStorageEmulated()) { 10836 mounted = true; 10837 } else { 10838 final String status = Environment.getExternalStorageState(); 10839 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10840 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10841 } 10842 10843 if (mounted) { 10844 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10845 10846 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10847 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10848 10849 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10850 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10851 10852 // Always subtract cache size, since it's a subdirectory 10853 mStats.externalDataSize -= mStats.externalCacheSize; 10854 10855 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10856 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10857 10858 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10859 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10860 } 10861 } 10862 } 10863 10864 @Override 10865 void handleReturnCode() { 10866 if (mObserver != null) { 10867 try { 10868 mObserver.onGetStatsCompleted(mStats, mSuccess); 10869 } catch (RemoteException e) { 10870 Slog.i(TAG, "Observer no longer exists."); 10871 } 10872 } 10873 } 10874 10875 @Override 10876 void handleServiceError() { 10877 Slog.e(TAG, "Could not measure application " + mStats.packageName 10878 + " external storage"); 10879 } 10880 } 10881 10882 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10883 throws RemoteException { 10884 long result = 0; 10885 for (File path : paths) { 10886 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10887 } 10888 return result; 10889 } 10890 10891 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10892 for (File path : paths) { 10893 try { 10894 mcs.clearDirectory(path.getAbsolutePath()); 10895 } catch (RemoteException e) { 10896 } 10897 } 10898 } 10899 10900 static class OriginInfo { 10901 /** 10902 * Location where install is coming from, before it has been 10903 * copied/renamed into place. This could be a single monolithic APK 10904 * file, or a cluster directory. This location may be untrusted. 10905 */ 10906 final File file; 10907 final String cid; 10908 10909 /** 10910 * Flag indicating that {@link #file} or {@link #cid} has already been 10911 * staged, meaning downstream users don't need to defensively copy the 10912 * contents. 10913 */ 10914 final boolean staged; 10915 10916 /** 10917 * Flag indicating that {@link #file} or {@link #cid} is an already 10918 * installed app that is being moved. 10919 */ 10920 final boolean existing; 10921 10922 final String resolvedPath; 10923 final File resolvedFile; 10924 10925 static OriginInfo fromNothing() { 10926 return new OriginInfo(null, null, false, false); 10927 } 10928 10929 static OriginInfo fromUntrustedFile(File file) { 10930 return new OriginInfo(file, null, false, false); 10931 } 10932 10933 static OriginInfo fromExistingFile(File file) { 10934 return new OriginInfo(file, null, false, true); 10935 } 10936 10937 static OriginInfo fromStagedFile(File file) { 10938 return new OriginInfo(file, null, true, false); 10939 } 10940 10941 static OriginInfo fromStagedContainer(String cid) { 10942 return new OriginInfo(null, cid, true, false); 10943 } 10944 10945 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10946 this.file = file; 10947 this.cid = cid; 10948 this.staged = staged; 10949 this.existing = existing; 10950 10951 if (cid != null) { 10952 resolvedPath = PackageHelper.getSdDir(cid); 10953 resolvedFile = new File(resolvedPath); 10954 } else if (file != null) { 10955 resolvedPath = file.getAbsolutePath(); 10956 resolvedFile = file; 10957 } else { 10958 resolvedPath = null; 10959 resolvedFile = null; 10960 } 10961 } 10962 } 10963 10964 static class MoveInfo { 10965 final int moveId; 10966 final String fromUuid; 10967 final String toUuid; 10968 final String packageName; 10969 final String dataAppName; 10970 final int appId; 10971 final String seinfo; 10972 10973 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10974 String dataAppName, int appId, String seinfo) { 10975 this.moveId = moveId; 10976 this.fromUuid = fromUuid; 10977 this.toUuid = toUuid; 10978 this.packageName = packageName; 10979 this.dataAppName = dataAppName; 10980 this.appId = appId; 10981 this.seinfo = seinfo; 10982 } 10983 } 10984 10985 class InstallParams extends HandlerParams { 10986 final OriginInfo origin; 10987 final MoveInfo move; 10988 final IPackageInstallObserver2 observer; 10989 int installFlags; 10990 final String installerPackageName; 10991 final String volumeUuid; 10992 final VerificationParams verificationParams; 10993 private InstallArgs mArgs; 10994 private int mRet; 10995 final String packageAbiOverride; 10996 final String[] grantedRuntimePermissions; 10997 10998 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10999 int installFlags, String installerPackageName, String volumeUuid, 11000 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 11001 String[] grantedPermissions) { 11002 super(user); 11003 this.origin = origin; 11004 this.move = move; 11005 this.observer = observer; 11006 this.installFlags = installFlags; 11007 this.installerPackageName = installerPackageName; 11008 this.volumeUuid = volumeUuid; 11009 this.verificationParams = verificationParams; 11010 this.packageAbiOverride = packageAbiOverride; 11011 this.grantedRuntimePermissions = grantedPermissions; 11012 } 11013 11014 @Override 11015 public String toString() { 11016 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11017 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11018 } 11019 11020 private int installLocationPolicy(PackageInfoLite pkgLite) { 11021 String packageName = pkgLite.packageName; 11022 int installLocation = pkgLite.installLocation; 11023 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11024 // reader 11025 synchronized (mPackages) { 11026 PackageParser.Package pkg = mPackages.get(packageName); 11027 if (pkg != null) { 11028 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11029 // Check for downgrading. 11030 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 11031 try { 11032 checkDowngrade(pkg, pkgLite); 11033 } catch (PackageManagerException e) { 11034 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11035 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11036 } 11037 } 11038 // Check for updated system application. 11039 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11040 if (onSd) { 11041 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11042 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11043 } 11044 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11045 } else { 11046 if (onSd) { 11047 // Install flag overrides everything. 11048 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11049 } 11050 // If current upgrade specifies particular preference 11051 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11052 // Application explicitly specified internal. 11053 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11054 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11055 // App explictly prefers external. Let policy decide 11056 } else { 11057 // Prefer previous location 11058 if (isExternal(pkg)) { 11059 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11060 } 11061 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11062 } 11063 } 11064 } else { 11065 // Invalid install. Return error code 11066 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11067 } 11068 } 11069 } 11070 // All the special cases have been taken care of. 11071 // Return result based on recommended install location. 11072 if (onSd) { 11073 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11074 } 11075 return pkgLite.recommendedInstallLocation; 11076 } 11077 11078 /* 11079 * Invoke remote method to get package information and install 11080 * location values. Override install location based on default 11081 * policy if needed and then create install arguments based 11082 * on the install location. 11083 */ 11084 public void handleStartCopy() throws RemoteException { 11085 int ret = PackageManager.INSTALL_SUCCEEDED; 11086 11087 // If we're already staged, we've firmly committed to an install location 11088 if (origin.staged) { 11089 if (origin.file != null) { 11090 installFlags |= PackageManager.INSTALL_INTERNAL; 11091 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11092 } else if (origin.cid != null) { 11093 installFlags |= PackageManager.INSTALL_EXTERNAL; 11094 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11095 } else { 11096 throw new IllegalStateException("Invalid stage location"); 11097 } 11098 } 11099 11100 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11101 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11102 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11103 PackageInfoLite pkgLite = null; 11104 11105 if (onInt && onSd) { 11106 // Check if both bits are set. 11107 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11108 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11109 } else if (onSd && ephemeral) { 11110 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11111 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11112 } else { 11113 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11114 packageAbiOverride); 11115 11116 if (DEBUG_EPHEMERAL && ephemeral) { 11117 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11118 } 11119 11120 /* 11121 * If we have too little free space, try to free cache 11122 * before giving up. 11123 */ 11124 if (!origin.staged && pkgLite.recommendedInstallLocation 11125 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11126 // TODO: focus freeing disk space on the target device 11127 final StorageManager storage = StorageManager.from(mContext); 11128 final long lowThreshold = storage.getStorageLowBytes( 11129 Environment.getDataDirectory()); 11130 11131 final long sizeBytes = mContainerService.calculateInstalledSize( 11132 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11133 11134 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 11135 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11136 installFlags, packageAbiOverride); 11137 } 11138 11139 /* 11140 * The cache free must have deleted the file we 11141 * downloaded to install. 11142 * 11143 * TODO: fix the "freeCache" call to not delete 11144 * the file we care about. 11145 */ 11146 if (pkgLite.recommendedInstallLocation 11147 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11148 pkgLite.recommendedInstallLocation 11149 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11150 } 11151 } 11152 } 11153 11154 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11155 int loc = pkgLite.recommendedInstallLocation; 11156 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11157 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11158 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11159 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11160 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11161 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11162 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11163 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11164 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11165 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11166 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11167 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11168 } else { 11169 // Override with defaults if needed. 11170 loc = installLocationPolicy(pkgLite); 11171 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11172 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11173 } else if (!onSd && !onInt) { 11174 // Override install location with flags 11175 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11176 // Set the flag to install on external media. 11177 installFlags |= PackageManager.INSTALL_EXTERNAL; 11178 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11179 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11180 if (DEBUG_EPHEMERAL) { 11181 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11182 } 11183 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11184 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11185 |PackageManager.INSTALL_INTERNAL); 11186 } else { 11187 // Make sure the flag for installing on external 11188 // media is unset 11189 installFlags |= PackageManager.INSTALL_INTERNAL; 11190 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11191 } 11192 } 11193 } 11194 } 11195 11196 final InstallArgs args = createInstallArgs(this); 11197 mArgs = args; 11198 11199 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11200 // TODO: http://b/22976637 11201 // Apps installed for "all" users use the device owner to verify the app 11202 UserHandle verifierUser = getUser(); 11203 if (verifierUser == UserHandle.ALL) { 11204 verifierUser = UserHandle.SYSTEM; 11205 } 11206 11207 /* 11208 * Determine if we have any installed package verifiers. If we 11209 * do, then we'll defer to them to verify the packages. 11210 */ 11211 final int requiredUid = mRequiredVerifierPackage == null ? -1 11212 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 11213 if (!origin.existing && requiredUid != -1 11214 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11215 final Intent verification = new Intent( 11216 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11217 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11218 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11219 PACKAGE_MIME_TYPE); 11220 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11221 11222 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11223 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 11224 verifierUser.getIdentifier()); 11225 11226 if (DEBUG_VERIFY) { 11227 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11228 + verification.toString() + " with " + pkgLite.verifiers.length 11229 + " optional verifiers"); 11230 } 11231 11232 final int verificationId = mPendingVerificationToken++; 11233 11234 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11235 11236 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11237 installerPackageName); 11238 11239 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11240 installFlags); 11241 11242 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11243 pkgLite.packageName); 11244 11245 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11246 pkgLite.versionCode); 11247 11248 if (verificationParams != null) { 11249 if (verificationParams.getVerificationURI() != null) { 11250 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11251 verificationParams.getVerificationURI()); 11252 } 11253 if (verificationParams.getOriginatingURI() != null) { 11254 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11255 verificationParams.getOriginatingURI()); 11256 } 11257 if (verificationParams.getReferrer() != null) { 11258 verification.putExtra(Intent.EXTRA_REFERRER, 11259 verificationParams.getReferrer()); 11260 } 11261 if (verificationParams.getOriginatingUid() >= 0) { 11262 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11263 verificationParams.getOriginatingUid()); 11264 } 11265 if (verificationParams.getInstallerUid() >= 0) { 11266 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11267 verificationParams.getInstallerUid()); 11268 } 11269 } 11270 11271 final PackageVerificationState verificationState = new PackageVerificationState( 11272 requiredUid, args); 11273 11274 mPendingVerification.append(verificationId, verificationState); 11275 11276 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11277 receivers, verificationState); 11278 11279 /* 11280 * If any sufficient verifiers were listed in the package 11281 * manifest, attempt to ask them. 11282 */ 11283 if (sufficientVerifiers != null) { 11284 final int N = sufficientVerifiers.size(); 11285 if (N == 0) { 11286 Slog.i(TAG, "Additional verifiers required, but none installed."); 11287 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11288 } else { 11289 for (int i = 0; i < N; i++) { 11290 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11291 11292 final Intent sufficientIntent = new Intent(verification); 11293 sufficientIntent.setComponent(verifierComponent); 11294 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11295 } 11296 } 11297 } 11298 11299 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11300 mRequiredVerifierPackage, receivers); 11301 if (ret == PackageManager.INSTALL_SUCCEEDED 11302 && mRequiredVerifierPackage != null) { 11303 Trace.asyncTraceBegin( 11304 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11305 /* 11306 * Send the intent to the required verification agent, 11307 * but only start the verification timeout after the 11308 * target BroadcastReceivers have run. 11309 */ 11310 verification.setComponent(requiredVerifierComponent); 11311 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11312 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11313 new BroadcastReceiver() { 11314 @Override 11315 public void onReceive(Context context, Intent intent) { 11316 final Message msg = mHandler 11317 .obtainMessage(CHECK_PENDING_VERIFICATION); 11318 msg.arg1 = verificationId; 11319 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11320 } 11321 }, null, 0, null, null); 11322 11323 /* 11324 * We don't want the copy to proceed until verification 11325 * succeeds, so null out this field. 11326 */ 11327 mArgs = null; 11328 } 11329 } else { 11330 /* 11331 * No package verification is enabled, so immediately start 11332 * the remote call to initiate copy using temporary file. 11333 */ 11334 ret = args.copyApk(mContainerService, true); 11335 } 11336 } 11337 11338 mRet = ret; 11339 } 11340 11341 @Override 11342 void handleReturnCode() { 11343 // If mArgs is null, then MCS couldn't be reached. When it 11344 // reconnects, it will try again to install. At that point, this 11345 // will succeed. 11346 if (mArgs != null) { 11347 processPendingInstall(mArgs, mRet); 11348 } 11349 } 11350 11351 @Override 11352 void handleServiceError() { 11353 mArgs = createInstallArgs(this); 11354 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11355 } 11356 11357 public boolean isForwardLocked() { 11358 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11359 } 11360 } 11361 11362 /** 11363 * Used during creation of InstallArgs 11364 * 11365 * @param installFlags package installation flags 11366 * @return true if should be installed on external storage 11367 */ 11368 private static boolean installOnExternalAsec(int installFlags) { 11369 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11370 return false; 11371 } 11372 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11373 return true; 11374 } 11375 return false; 11376 } 11377 11378 /** 11379 * Used during creation of InstallArgs 11380 * 11381 * @param installFlags package installation flags 11382 * @return true if should be installed as forward locked 11383 */ 11384 private static boolean installForwardLocked(int installFlags) { 11385 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11386 } 11387 11388 private InstallArgs createInstallArgs(InstallParams params) { 11389 if (params.move != null) { 11390 return new MoveInstallArgs(params); 11391 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11392 return new AsecInstallArgs(params); 11393 } else { 11394 return new FileInstallArgs(params); 11395 } 11396 } 11397 11398 /** 11399 * Create args that describe an existing installed package. Typically used 11400 * when cleaning up old installs, or used as a move source. 11401 */ 11402 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11403 String resourcePath, String[] instructionSets) { 11404 final boolean isInAsec; 11405 if (installOnExternalAsec(installFlags)) { 11406 /* Apps on SD card are always in ASEC containers. */ 11407 isInAsec = true; 11408 } else if (installForwardLocked(installFlags) 11409 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11410 /* 11411 * Forward-locked apps are only in ASEC containers if they're the 11412 * new style 11413 */ 11414 isInAsec = true; 11415 } else { 11416 isInAsec = false; 11417 } 11418 11419 if (isInAsec) { 11420 return new AsecInstallArgs(codePath, instructionSets, 11421 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11422 } else { 11423 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11424 } 11425 } 11426 11427 static abstract class InstallArgs { 11428 /** @see InstallParams#origin */ 11429 final OriginInfo origin; 11430 /** @see InstallParams#move */ 11431 final MoveInfo move; 11432 11433 final IPackageInstallObserver2 observer; 11434 // Always refers to PackageManager flags only 11435 final int installFlags; 11436 final String installerPackageName; 11437 final String volumeUuid; 11438 final UserHandle user; 11439 final String abiOverride; 11440 final String[] installGrantPermissions; 11441 /** If non-null, drop an async trace when the install completes */ 11442 final String traceMethod; 11443 final int traceCookie; 11444 11445 // The list of instruction sets supported by this app. This is currently 11446 // only used during the rmdex() phase to clean up resources. We can get rid of this 11447 // if we move dex files under the common app path. 11448 /* nullable */ String[] instructionSets; 11449 11450 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11451 int installFlags, String installerPackageName, String volumeUuid, 11452 UserHandle user, String[] instructionSets, 11453 String abiOverride, String[] installGrantPermissions, 11454 String traceMethod, int traceCookie) { 11455 this.origin = origin; 11456 this.move = move; 11457 this.installFlags = installFlags; 11458 this.observer = observer; 11459 this.installerPackageName = installerPackageName; 11460 this.volumeUuid = volumeUuid; 11461 this.user = user; 11462 this.instructionSets = instructionSets; 11463 this.abiOverride = abiOverride; 11464 this.installGrantPermissions = installGrantPermissions; 11465 this.traceMethod = traceMethod; 11466 this.traceCookie = traceCookie; 11467 } 11468 11469 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11470 abstract int doPreInstall(int status); 11471 11472 /** 11473 * Rename package into final resting place. All paths on the given 11474 * scanned package should be updated to reflect the rename. 11475 */ 11476 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11477 abstract int doPostInstall(int status, int uid); 11478 11479 /** @see PackageSettingBase#codePathString */ 11480 abstract String getCodePath(); 11481 /** @see PackageSettingBase#resourcePathString */ 11482 abstract String getResourcePath(); 11483 11484 // Need installer lock especially for dex file removal. 11485 abstract void cleanUpResourcesLI(); 11486 abstract boolean doPostDeleteLI(boolean delete); 11487 11488 /** 11489 * Called before the source arguments are copied. This is used mostly 11490 * for MoveParams when it needs to read the source file to put it in the 11491 * destination. 11492 */ 11493 int doPreCopy() { 11494 return PackageManager.INSTALL_SUCCEEDED; 11495 } 11496 11497 /** 11498 * Called after the source arguments are copied. This is used mostly for 11499 * MoveParams when it needs to read the source file to put it in the 11500 * destination. 11501 * 11502 * @return 11503 */ 11504 int doPostCopy(int uid) { 11505 return PackageManager.INSTALL_SUCCEEDED; 11506 } 11507 11508 protected boolean isFwdLocked() { 11509 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11510 } 11511 11512 protected boolean isExternalAsec() { 11513 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11514 } 11515 11516 protected boolean isEphemeral() { 11517 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11518 } 11519 11520 UserHandle getUser() { 11521 return user; 11522 } 11523 } 11524 11525 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11526 if (!allCodePaths.isEmpty()) { 11527 if (instructionSets == null) { 11528 throw new IllegalStateException("instructionSet == null"); 11529 } 11530 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11531 for (String codePath : allCodePaths) { 11532 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11533 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11534 if (retCode < 0) { 11535 Slog.w(TAG, "Couldn't remove dex file for package: " 11536 + " at location " + codePath + ", retcode=" + retCode); 11537 // we don't consider this to be a failure of the core package deletion 11538 } 11539 } 11540 } 11541 } 11542 } 11543 11544 /** 11545 * Logic to handle installation of non-ASEC applications, including copying 11546 * and renaming logic. 11547 */ 11548 class FileInstallArgs extends InstallArgs { 11549 private File codeFile; 11550 private File resourceFile; 11551 11552 // Example topology: 11553 // /data/app/com.example/base.apk 11554 // /data/app/com.example/split_foo.apk 11555 // /data/app/com.example/lib/arm/libfoo.so 11556 // /data/app/com.example/lib/arm64/libfoo.so 11557 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11558 11559 /** New install */ 11560 FileInstallArgs(InstallParams params) { 11561 super(params.origin, params.move, params.observer, params.installFlags, 11562 params.installerPackageName, params.volumeUuid, 11563 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11564 params.grantedRuntimePermissions, 11565 params.traceMethod, params.traceCookie); 11566 if (isFwdLocked()) { 11567 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11568 } 11569 } 11570 11571 /** Existing install */ 11572 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11573 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 11574 null, null, null, 0); 11575 this.codeFile = (codePath != null) ? new File(codePath) : null; 11576 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11577 } 11578 11579 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11580 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11581 try { 11582 return doCopyApk(imcs, temp); 11583 } finally { 11584 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11585 } 11586 } 11587 11588 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11589 if (origin.staged) { 11590 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11591 codeFile = origin.file; 11592 resourceFile = origin.file; 11593 return PackageManager.INSTALL_SUCCEEDED; 11594 } 11595 11596 try { 11597 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11598 final File tempDir = 11599 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11600 codeFile = tempDir; 11601 resourceFile = tempDir; 11602 } catch (IOException e) { 11603 Slog.w(TAG, "Failed to create copy file: " + e); 11604 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11605 } 11606 11607 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11608 @Override 11609 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11610 if (!FileUtils.isValidExtFilename(name)) { 11611 throw new IllegalArgumentException("Invalid filename: " + name); 11612 } 11613 try { 11614 final File file = new File(codeFile, name); 11615 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11616 O_RDWR | O_CREAT, 0644); 11617 Os.chmod(file.getAbsolutePath(), 0644); 11618 return new ParcelFileDescriptor(fd); 11619 } catch (ErrnoException e) { 11620 throw new RemoteException("Failed to open: " + e.getMessage()); 11621 } 11622 } 11623 }; 11624 11625 int ret = PackageManager.INSTALL_SUCCEEDED; 11626 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11627 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11628 Slog.e(TAG, "Failed to copy package"); 11629 return ret; 11630 } 11631 11632 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11633 NativeLibraryHelper.Handle handle = null; 11634 try { 11635 handle = NativeLibraryHelper.Handle.create(codeFile); 11636 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11637 abiOverride); 11638 } catch (IOException e) { 11639 Slog.e(TAG, "Copying native libraries failed", e); 11640 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11641 } finally { 11642 IoUtils.closeQuietly(handle); 11643 } 11644 11645 return ret; 11646 } 11647 11648 int doPreInstall(int status) { 11649 if (status != PackageManager.INSTALL_SUCCEEDED) { 11650 cleanUp(); 11651 } 11652 return status; 11653 } 11654 11655 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11656 if (status != PackageManager.INSTALL_SUCCEEDED) { 11657 cleanUp(); 11658 return false; 11659 } 11660 11661 final File targetDir = codeFile.getParentFile(); 11662 final File beforeCodeFile = codeFile; 11663 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11664 11665 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11666 try { 11667 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11668 } catch (ErrnoException e) { 11669 Slog.w(TAG, "Failed to rename", e); 11670 return false; 11671 } 11672 11673 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11674 Slog.w(TAG, "Failed to restorecon"); 11675 return false; 11676 } 11677 11678 // Reflect the rename internally 11679 codeFile = afterCodeFile; 11680 resourceFile = afterCodeFile; 11681 11682 // Reflect the rename in scanned details 11683 pkg.codePath = afterCodeFile.getAbsolutePath(); 11684 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11685 pkg.baseCodePath); 11686 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11687 pkg.splitCodePaths); 11688 11689 // Reflect the rename in app info 11690 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11691 pkg.applicationInfo.setCodePath(pkg.codePath); 11692 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11693 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11694 pkg.applicationInfo.setResourcePath(pkg.codePath); 11695 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11696 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11697 11698 return true; 11699 } 11700 11701 int doPostInstall(int status, int uid) { 11702 if (status != PackageManager.INSTALL_SUCCEEDED) { 11703 cleanUp(); 11704 } 11705 return status; 11706 } 11707 11708 @Override 11709 String getCodePath() { 11710 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11711 } 11712 11713 @Override 11714 String getResourcePath() { 11715 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11716 } 11717 11718 private boolean cleanUp() { 11719 if (codeFile == null || !codeFile.exists()) { 11720 return false; 11721 } 11722 11723 if (codeFile.isDirectory()) { 11724 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11725 } else { 11726 codeFile.delete(); 11727 } 11728 11729 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11730 resourceFile.delete(); 11731 } 11732 11733 return true; 11734 } 11735 11736 void cleanUpResourcesLI() { 11737 // Try enumerating all code paths before deleting 11738 List<String> allCodePaths = Collections.EMPTY_LIST; 11739 if (codeFile != null && codeFile.exists()) { 11740 try { 11741 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11742 allCodePaths = pkg.getAllCodePaths(); 11743 } catch (PackageParserException e) { 11744 // Ignored; we tried our best 11745 } 11746 } 11747 11748 cleanUp(); 11749 removeDexFiles(allCodePaths, instructionSets); 11750 } 11751 11752 boolean doPostDeleteLI(boolean delete) { 11753 // XXX err, shouldn't we respect the delete flag? 11754 cleanUpResourcesLI(); 11755 return true; 11756 } 11757 } 11758 11759 private boolean isAsecExternal(String cid) { 11760 final String asecPath = PackageHelper.getSdFilesystem(cid); 11761 return !asecPath.startsWith(mAsecInternalPath); 11762 } 11763 11764 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11765 PackageManagerException { 11766 if (copyRet < 0) { 11767 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11768 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11769 throw new PackageManagerException(copyRet, message); 11770 } 11771 } 11772 } 11773 11774 /** 11775 * Extract the MountService "container ID" from the full code path of an 11776 * .apk. 11777 */ 11778 static String cidFromCodePath(String fullCodePath) { 11779 int eidx = fullCodePath.lastIndexOf("/"); 11780 String subStr1 = fullCodePath.substring(0, eidx); 11781 int sidx = subStr1.lastIndexOf("/"); 11782 return subStr1.substring(sidx+1, eidx); 11783 } 11784 11785 /** 11786 * Logic to handle installation of ASEC applications, including copying and 11787 * renaming logic. 11788 */ 11789 class AsecInstallArgs extends InstallArgs { 11790 static final String RES_FILE_NAME = "pkg.apk"; 11791 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11792 11793 String cid; 11794 String packagePath; 11795 String resourcePath; 11796 11797 /** New install */ 11798 AsecInstallArgs(InstallParams params) { 11799 super(params.origin, params.move, params.observer, params.installFlags, 11800 params.installerPackageName, params.volumeUuid, 11801 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11802 params.grantedRuntimePermissions, 11803 params.traceMethod, params.traceCookie); 11804 } 11805 11806 /** Existing install */ 11807 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11808 boolean isExternal, boolean isForwardLocked) { 11809 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11810 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11811 instructionSets, null, null, null, 0); 11812 // Hackily pretend we're still looking at a full code path 11813 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11814 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11815 } 11816 11817 // Extract cid from fullCodePath 11818 int eidx = fullCodePath.lastIndexOf("/"); 11819 String subStr1 = fullCodePath.substring(0, eidx); 11820 int sidx = subStr1.lastIndexOf("/"); 11821 cid = subStr1.substring(sidx+1, eidx); 11822 setMountPath(subStr1); 11823 } 11824 11825 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11826 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11827 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 11828 instructionSets, null, null, null, 0); 11829 this.cid = cid; 11830 setMountPath(PackageHelper.getSdDir(cid)); 11831 } 11832 11833 void createCopyFile() { 11834 cid = mInstallerService.allocateExternalStageCidLegacy(); 11835 } 11836 11837 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11838 if (origin.staged && origin.cid != null) { 11839 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11840 cid = origin.cid; 11841 setMountPath(PackageHelper.getSdDir(cid)); 11842 return PackageManager.INSTALL_SUCCEEDED; 11843 } 11844 11845 if (temp) { 11846 createCopyFile(); 11847 } else { 11848 /* 11849 * Pre-emptively destroy the container since it's destroyed if 11850 * copying fails due to it existing anyway. 11851 */ 11852 PackageHelper.destroySdDir(cid); 11853 } 11854 11855 final String newMountPath = imcs.copyPackageToContainer( 11856 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11857 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11858 11859 if (newMountPath != null) { 11860 setMountPath(newMountPath); 11861 return PackageManager.INSTALL_SUCCEEDED; 11862 } else { 11863 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11864 } 11865 } 11866 11867 @Override 11868 String getCodePath() { 11869 return packagePath; 11870 } 11871 11872 @Override 11873 String getResourcePath() { 11874 return resourcePath; 11875 } 11876 11877 int doPreInstall(int status) { 11878 if (status != PackageManager.INSTALL_SUCCEEDED) { 11879 // Destroy container 11880 PackageHelper.destroySdDir(cid); 11881 } else { 11882 boolean mounted = PackageHelper.isContainerMounted(cid); 11883 if (!mounted) { 11884 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11885 Process.SYSTEM_UID); 11886 if (newMountPath != null) { 11887 setMountPath(newMountPath); 11888 } else { 11889 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11890 } 11891 } 11892 } 11893 return status; 11894 } 11895 11896 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11897 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11898 String newMountPath = null; 11899 if (PackageHelper.isContainerMounted(cid)) { 11900 // Unmount the container 11901 if (!PackageHelper.unMountSdDir(cid)) { 11902 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11903 return false; 11904 } 11905 } 11906 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11907 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11908 " which might be stale. Will try to clean up."); 11909 // Clean up the stale container and proceed to recreate. 11910 if (!PackageHelper.destroySdDir(newCacheId)) { 11911 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11912 return false; 11913 } 11914 // Successfully cleaned up stale container. Try to rename again. 11915 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11916 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11917 + " inspite of cleaning it up."); 11918 return false; 11919 } 11920 } 11921 if (!PackageHelper.isContainerMounted(newCacheId)) { 11922 Slog.w(TAG, "Mounting container " + newCacheId); 11923 newMountPath = PackageHelper.mountSdDir(newCacheId, 11924 getEncryptKey(), Process.SYSTEM_UID); 11925 } else { 11926 newMountPath = PackageHelper.getSdDir(newCacheId); 11927 } 11928 if (newMountPath == null) { 11929 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11930 return false; 11931 } 11932 Log.i(TAG, "Succesfully renamed " + cid + 11933 " to " + newCacheId + 11934 " at new path: " + newMountPath); 11935 cid = newCacheId; 11936 11937 final File beforeCodeFile = new File(packagePath); 11938 setMountPath(newMountPath); 11939 final File afterCodeFile = new File(packagePath); 11940 11941 // Reflect the rename in scanned details 11942 pkg.codePath = afterCodeFile.getAbsolutePath(); 11943 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11944 pkg.baseCodePath); 11945 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11946 pkg.splitCodePaths); 11947 11948 // Reflect the rename in app info 11949 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11950 pkg.applicationInfo.setCodePath(pkg.codePath); 11951 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11952 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11953 pkg.applicationInfo.setResourcePath(pkg.codePath); 11954 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11955 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11956 11957 return true; 11958 } 11959 11960 private void setMountPath(String mountPath) { 11961 final File mountFile = new File(mountPath); 11962 11963 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11964 if (monolithicFile.exists()) { 11965 packagePath = monolithicFile.getAbsolutePath(); 11966 if (isFwdLocked()) { 11967 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11968 } else { 11969 resourcePath = packagePath; 11970 } 11971 } else { 11972 packagePath = mountFile.getAbsolutePath(); 11973 resourcePath = packagePath; 11974 } 11975 } 11976 11977 int doPostInstall(int status, int uid) { 11978 if (status != PackageManager.INSTALL_SUCCEEDED) { 11979 cleanUp(); 11980 } else { 11981 final int groupOwner; 11982 final String protectedFile; 11983 if (isFwdLocked()) { 11984 groupOwner = UserHandle.getSharedAppGid(uid); 11985 protectedFile = RES_FILE_NAME; 11986 } else { 11987 groupOwner = -1; 11988 protectedFile = null; 11989 } 11990 11991 if (uid < Process.FIRST_APPLICATION_UID 11992 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11993 Slog.e(TAG, "Failed to finalize " + cid); 11994 PackageHelper.destroySdDir(cid); 11995 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11996 } 11997 11998 boolean mounted = PackageHelper.isContainerMounted(cid); 11999 if (!mounted) { 12000 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 12001 } 12002 } 12003 return status; 12004 } 12005 12006 private void cleanUp() { 12007 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 12008 12009 // Destroy secure container 12010 PackageHelper.destroySdDir(cid); 12011 } 12012 12013 private List<String> getAllCodePaths() { 12014 final File codeFile = new File(getCodePath()); 12015 if (codeFile != null && codeFile.exists()) { 12016 try { 12017 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12018 return pkg.getAllCodePaths(); 12019 } catch (PackageParserException e) { 12020 // Ignored; we tried our best 12021 } 12022 } 12023 return Collections.EMPTY_LIST; 12024 } 12025 12026 void cleanUpResourcesLI() { 12027 // Enumerate all code paths before deleting 12028 cleanUpResourcesLI(getAllCodePaths()); 12029 } 12030 12031 private void cleanUpResourcesLI(List<String> allCodePaths) { 12032 cleanUp(); 12033 removeDexFiles(allCodePaths, instructionSets); 12034 } 12035 12036 String getPackageName() { 12037 return getAsecPackageName(cid); 12038 } 12039 12040 boolean doPostDeleteLI(boolean delete) { 12041 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12042 final List<String> allCodePaths = getAllCodePaths(); 12043 boolean mounted = PackageHelper.isContainerMounted(cid); 12044 if (mounted) { 12045 // Unmount first 12046 if (PackageHelper.unMountSdDir(cid)) { 12047 mounted = false; 12048 } 12049 } 12050 if (!mounted && delete) { 12051 cleanUpResourcesLI(allCodePaths); 12052 } 12053 return !mounted; 12054 } 12055 12056 @Override 12057 int doPreCopy() { 12058 if (isFwdLocked()) { 12059 if (!PackageHelper.fixSdPermissions(cid, 12060 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 12061 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12062 } 12063 } 12064 12065 return PackageManager.INSTALL_SUCCEEDED; 12066 } 12067 12068 @Override 12069 int doPostCopy(int uid) { 12070 if (isFwdLocked()) { 12071 if (uid < Process.FIRST_APPLICATION_UID 12072 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12073 RES_FILE_NAME)) { 12074 Slog.e(TAG, "Failed to finalize " + cid); 12075 PackageHelper.destroySdDir(cid); 12076 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12077 } 12078 } 12079 12080 return PackageManager.INSTALL_SUCCEEDED; 12081 } 12082 } 12083 12084 /** 12085 * Logic to handle movement of existing installed applications. 12086 */ 12087 class MoveInstallArgs extends InstallArgs { 12088 private File codeFile; 12089 private File resourceFile; 12090 12091 /** New install */ 12092 MoveInstallArgs(InstallParams params) { 12093 super(params.origin, params.move, params.observer, params.installFlags, 12094 params.installerPackageName, params.volumeUuid, 12095 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12096 params.grantedRuntimePermissions, 12097 params.traceMethod, params.traceCookie); 12098 } 12099 12100 int copyApk(IMediaContainerService imcs, boolean temp) { 12101 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12102 + move.fromUuid + " to " + move.toUuid); 12103 synchronized (mInstaller) { 12104 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12105 move.dataAppName, move.appId, move.seinfo) != 0) { 12106 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12107 } 12108 } 12109 12110 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12111 resourceFile = codeFile; 12112 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12113 12114 return PackageManager.INSTALL_SUCCEEDED; 12115 } 12116 12117 int doPreInstall(int status) { 12118 if (status != PackageManager.INSTALL_SUCCEEDED) { 12119 cleanUp(move.toUuid); 12120 } 12121 return status; 12122 } 12123 12124 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12125 if (status != PackageManager.INSTALL_SUCCEEDED) { 12126 cleanUp(move.toUuid); 12127 return false; 12128 } 12129 12130 // Reflect the move in app info 12131 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12132 pkg.applicationInfo.setCodePath(pkg.codePath); 12133 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12134 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12135 pkg.applicationInfo.setResourcePath(pkg.codePath); 12136 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12137 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12138 12139 return true; 12140 } 12141 12142 int doPostInstall(int status, int uid) { 12143 if (status == PackageManager.INSTALL_SUCCEEDED) { 12144 cleanUp(move.fromUuid); 12145 } else { 12146 cleanUp(move.toUuid); 12147 } 12148 return status; 12149 } 12150 12151 @Override 12152 String getCodePath() { 12153 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12154 } 12155 12156 @Override 12157 String getResourcePath() { 12158 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12159 } 12160 12161 private boolean cleanUp(String volumeUuid) { 12162 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12163 move.dataAppName); 12164 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12165 synchronized (mInstallLock) { 12166 // Clean up both app data and code 12167 removeDataDirsLI(volumeUuid, move.packageName); 12168 if (codeFile.isDirectory()) { 12169 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 12170 } else { 12171 codeFile.delete(); 12172 } 12173 } 12174 return true; 12175 } 12176 12177 void cleanUpResourcesLI() { 12178 throw new UnsupportedOperationException(); 12179 } 12180 12181 boolean doPostDeleteLI(boolean delete) { 12182 throw new UnsupportedOperationException(); 12183 } 12184 } 12185 12186 static String getAsecPackageName(String packageCid) { 12187 int idx = packageCid.lastIndexOf("-"); 12188 if (idx == -1) { 12189 return packageCid; 12190 } 12191 return packageCid.substring(0, idx); 12192 } 12193 12194 // Utility method used to create code paths based on package name and available index. 12195 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12196 String idxStr = ""; 12197 int idx = 1; 12198 // Fall back to default value of idx=1 if prefix is not 12199 // part of oldCodePath 12200 if (oldCodePath != null) { 12201 String subStr = oldCodePath; 12202 // Drop the suffix right away 12203 if (suffix != null && subStr.endsWith(suffix)) { 12204 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12205 } 12206 // If oldCodePath already contains prefix find out the 12207 // ending index to either increment or decrement. 12208 int sidx = subStr.lastIndexOf(prefix); 12209 if (sidx != -1) { 12210 subStr = subStr.substring(sidx + prefix.length()); 12211 if (subStr != null) { 12212 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12213 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12214 } 12215 try { 12216 idx = Integer.parseInt(subStr); 12217 if (idx <= 1) { 12218 idx++; 12219 } else { 12220 idx--; 12221 } 12222 } catch(NumberFormatException e) { 12223 } 12224 } 12225 } 12226 } 12227 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12228 return prefix + idxStr; 12229 } 12230 12231 private File getNextCodePath(File targetDir, String packageName) { 12232 int suffix = 1; 12233 File result; 12234 do { 12235 result = new File(targetDir, packageName + "-" + suffix); 12236 suffix++; 12237 } while (result.exists()); 12238 return result; 12239 } 12240 12241 // Utility method that returns the relative package path with respect 12242 // to the installation directory. Like say for /data/data/com.test-1.apk 12243 // string com.test-1 is returned. 12244 static String deriveCodePathName(String codePath) { 12245 if (codePath == null) { 12246 return null; 12247 } 12248 final File codeFile = new File(codePath); 12249 final String name = codeFile.getName(); 12250 if (codeFile.isDirectory()) { 12251 return name; 12252 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12253 final int lastDot = name.lastIndexOf('.'); 12254 return name.substring(0, lastDot); 12255 } else { 12256 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12257 return null; 12258 } 12259 } 12260 12261 static class PackageInstalledInfo { 12262 String name; 12263 int uid; 12264 // The set of users that originally had this package installed. 12265 int[] origUsers; 12266 // The set of users that now have this package installed. 12267 int[] newUsers; 12268 PackageParser.Package pkg; 12269 int returnCode; 12270 String returnMsg; 12271 PackageRemovedInfo removedInfo; 12272 12273 public void setError(int code, String msg) { 12274 returnCode = code; 12275 returnMsg = msg; 12276 Slog.w(TAG, msg); 12277 } 12278 12279 public void setError(String msg, PackageParserException e) { 12280 returnCode = e.error; 12281 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12282 Slog.w(TAG, msg, e); 12283 } 12284 12285 public void setError(String msg, PackageManagerException e) { 12286 returnCode = e.error; 12287 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12288 Slog.w(TAG, msg, e); 12289 } 12290 12291 // In some error cases we want to convey more info back to the observer 12292 String origPackage; 12293 String origPermission; 12294 } 12295 12296 /* 12297 * Install a non-existing package. 12298 */ 12299 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12300 UserHandle user, String installerPackageName, String volumeUuid, 12301 PackageInstalledInfo res) { 12302 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12303 12304 // Remember this for later, in case we need to rollback this install 12305 String pkgName = pkg.packageName; 12306 12307 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12308 // TODO: b/23350563 12309 final boolean dataDirExists = Environment 12310 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12311 12312 synchronized(mPackages) { 12313 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12314 // A package with the same name is already installed, though 12315 // it has been renamed to an older name. The package we 12316 // are trying to install should be installed as an update to 12317 // the existing one, but that has not been requested, so bail. 12318 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12319 + " without first uninstalling package running as " 12320 + mSettings.mRenamedPackages.get(pkgName)); 12321 return; 12322 } 12323 if (mPackages.containsKey(pkgName)) { 12324 // Don't allow installation over an existing package with the same name. 12325 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12326 + " without first uninstalling."); 12327 return; 12328 } 12329 } 12330 12331 try { 12332 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12333 System.currentTimeMillis(), user); 12334 12335 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12336 // delete the partially installed application. the data directory will have to be 12337 // restored if it was already existing 12338 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12339 // remove package from internal structures. Note that we want deletePackageX to 12340 // delete the package data and cache directories that it created in 12341 // scanPackageLocked, unless those directories existed before we even tried to 12342 // install. 12343 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12344 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12345 res.removedInfo, true); 12346 } 12347 12348 } catch (PackageManagerException e) { 12349 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12350 } 12351 12352 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12353 } 12354 12355 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12356 // Can't rotate keys during boot or if sharedUser. 12357 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12358 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12359 return false; 12360 } 12361 // app is using upgradeKeySets; make sure all are valid 12362 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12363 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12364 for (int i = 0; i < upgradeKeySets.length; i++) { 12365 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12366 Slog.wtf(TAG, "Package " 12367 + (oldPs.name != null ? oldPs.name : "<null>") 12368 + " contains upgrade-key-set reference to unknown key-set: " 12369 + upgradeKeySets[i] 12370 + " reverting to signatures check."); 12371 return false; 12372 } 12373 } 12374 return true; 12375 } 12376 12377 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12378 // Upgrade keysets are being used. Determine if new package has a superset of the 12379 // required keys. 12380 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12381 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12382 for (int i = 0; i < upgradeKeySets.length; i++) { 12383 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12384 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12385 return true; 12386 } 12387 } 12388 return false; 12389 } 12390 12391 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12392 UserHandle user, String installerPackageName, String volumeUuid, 12393 PackageInstalledInfo res) { 12394 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12395 12396 final PackageParser.Package oldPackage; 12397 final String pkgName = pkg.packageName; 12398 final int[] allUsers; 12399 final boolean[] perUserInstalled; 12400 12401 // First find the old package info and check signatures 12402 synchronized(mPackages) { 12403 oldPackage = mPackages.get(pkgName); 12404 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12405 if (isEphemeral && !oldIsEphemeral) { 12406 // can't downgrade from full to ephemeral 12407 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12408 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12409 return; 12410 } 12411 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12412 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12413 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12414 if(!checkUpgradeKeySetLP(ps, pkg)) { 12415 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12416 "New package not signed by keys specified by upgrade-keysets: " 12417 + pkgName); 12418 return; 12419 } 12420 } else { 12421 // default to original signature matching 12422 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12423 != PackageManager.SIGNATURE_MATCH) { 12424 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12425 "New package has a different signature: " + pkgName); 12426 return; 12427 } 12428 } 12429 12430 // In case of rollback, remember per-user/profile install state 12431 allUsers = sUserManager.getUserIds(); 12432 perUserInstalled = new boolean[allUsers.length]; 12433 for (int i = 0; i < allUsers.length; i++) { 12434 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12435 } 12436 } 12437 12438 boolean sysPkg = (isSystemApp(oldPackage)); 12439 if (sysPkg) { 12440 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12441 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12442 } else { 12443 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12444 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12445 } 12446 } 12447 12448 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12449 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12450 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12451 String volumeUuid, PackageInstalledInfo res) { 12452 String pkgName = deletedPackage.packageName; 12453 boolean deletedPkg = true; 12454 boolean updatedSettings = false; 12455 12456 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12457 + deletedPackage); 12458 long origUpdateTime; 12459 if (pkg.mExtras != null) { 12460 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12461 } else { 12462 origUpdateTime = 0; 12463 } 12464 12465 // First delete the existing package while retaining the data directory 12466 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12467 res.removedInfo, true)) { 12468 // If the existing package wasn't successfully deleted 12469 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12470 deletedPkg = false; 12471 } else { 12472 // Successfully deleted the old package; proceed with replace. 12473 12474 // If deleted package lived in a container, give users a chance to 12475 // relinquish resources before killing. 12476 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12477 if (DEBUG_INSTALL) { 12478 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12479 } 12480 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12481 final ArrayList<String> pkgList = new ArrayList<String>(1); 12482 pkgList.add(deletedPackage.applicationInfo.packageName); 12483 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12484 } 12485 12486 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12487 try { 12488 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12489 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12490 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12491 perUserInstalled, res, user); 12492 updatedSettings = true; 12493 } catch (PackageManagerException e) { 12494 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12495 } 12496 } 12497 12498 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12499 // remove package from internal structures. Note that we want deletePackageX to 12500 // delete the package data and cache directories that it created in 12501 // scanPackageLocked, unless those directories existed before we even tried to 12502 // install. 12503 if(updatedSettings) { 12504 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12505 deletePackageLI( 12506 pkgName, null, true, allUsers, perUserInstalled, 12507 PackageManager.DELETE_KEEP_DATA, 12508 res.removedInfo, true); 12509 } 12510 // Since we failed to install the new package we need to restore the old 12511 // package that we deleted. 12512 if (deletedPkg) { 12513 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12514 File restoreFile = new File(deletedPackage.codePath); 12515 // Parse old package 12516 boolean oldExternal = isExternal(deletedPackage); 12517 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12518 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12519 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12520 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12521 try { 12522 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12523 null); 12524 } catch (PackageManagerException e) { 12525 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12526 + e.getMessage()); 12527 return; 12528 } 12529 // Restore of old package succeeded. Update permissions. 12530 // writer 12531 synchronized (mPackages) { 12532 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12533 UPDATE_PERMISSIONS_ALL); 12534 // can downgrade to reader 12535 mSettings.writeLPr(); 12536 } 12537 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12538 } 12539 } 12540 } 12541 12542 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12543 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12544 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12545 String volumeUuid, PackageInstalledInfo res) { 12546 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12547 + ", old=" + deletedPackage); 12548 boolean disabledSystem = false; 12549 boolean updatedSettings = false; 12550 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12551 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12552 != 0) { 12553 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12554 } 12555 String packageName = deletedPackage.packageName; 12556 if (packageName == null) { 12557 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12558 "Attempt to delete null packageName."); 12559 return; 12560 } 12561 PackageParser.Package oldPkg; 12562 PackageSetting oldPkgSetting; 12563 // reader 12564 synchronized (mPackages) { 12565 oldPkg = mPackages.get(packageName); 12566 oldPkgSetting = mSettings.mPackages.get(packageName); 12567 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12568 (oldPkgSetting == null)) { 12569 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12570 "Couldn't find package:" + packageName + " information"); 12571 return; 12572 } 12573 } 12574 12575 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12576 12577 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12578 res.removedInfo.removedPackage = packageName; 12579 // Remove existing system package 12580 removePackageLI(oldPkgSetting, true); 12581 // writer 12582 synchronized (mPackages) { 12583 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12584 if (!disabledSystem && deletedPackage != null) { 12585 // We didn't need to disable the .apk as a current system package, 12586 // which means we are replacing another update that is already 12587 // installed. We need to make sure to delete the older one's .apk. 12588 res.removedInfo.args = createInstallArgsForExisting(0, 12589 deletedPackage.applicationInfo.getCodePath(), 12590 deletedPackage.applicationInfo.getResourcePath(), 12591 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12592 } else { 12593 res.removedInfo.args = null; 12594 } 12595 } 12596 12597 // Successfully disabled the old package. Now proceed with re-installation 12598 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12599 12600 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12601 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12602 12603 PackageParser.Package newPackage = null; 12604 try { 12605 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12606 if (newPackage.mExtras != null) { 12607 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12608 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12609 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12610 12611 // is the update attempting to change shared user? that isn't going to work... 12612 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12613 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12614 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12615 + " to " + newPkgSetting.sharedUser); 12616 updatedSettings = true; 12617 } 12618 } 12619 12620 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12621 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12622 perUserInstalled, res, user); 12623 updatedSettings = true; 12624 } 12625 12626 } catch (PackageManagerException e) { 12627 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12628 } 12629 12630 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12631 // Re installation failed. Restore old information 12632 // Remove new pkg information 12633 if (newPackage != null) { 12634 removeInstalledPackageLI(newPackage, true); 12635 } 12636 // Add back the old system package 12637 try { 12638 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12639 } catch (PackageManagerException e) { 12640 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12641 } 12642 // Restore the old system information in Settings 12643 synchronized (mPackages) { 12644 if (disabledSystem) { 12645 mSettings.enableSystemPackageLPw(packageName); 12646 } 12647 if (updatedSettings) { 12648 mSettings.setInstallerPackageName(packageName, 12649 oldPkgSetting.installerPackageName); 12650 } 12651 mSettings.writeLPr(); 12652 } 12653 } 12654 } 12655 12656 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12657 // Collect all used permissions in the UID 12658 ArraySet<String> usedPermissions = new ArraySet<>(); 12659 final int packageCount = su.packages.size(); 12660 for (int i = 0; i < packageCount; i++) { 12661 PackageSetting ps = su.packages.valueAt(i); 12662 if (ps.pkg == null) { 12663 continue; 12664 } 12665 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12666 for (int j = 0; j < requestedPermCount; j++) { 12667 String permission = ps.pkg.requestedPermissions.get(j); 12668 BasePermission bp = mSettings.mPermissions.get(permission); 12669 if (bp != null) { 12670 usedPermissions.add(permission); 12671 } 12672 } 12673 } 12674 12675 PermissionsState permissionsState = su.getPermissionsState(); 12676 // Prune install permissions 12677 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12678 final int installPermCount = installPermStates.size(); 12679 for (int i = installPermCount - 1; i >= 0; i--) { 12680 PermissionState permissionState = installPermStates.get(i); 12681 if (!usedPermissions.contains(permissionState.getName())) { 12682 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12683 if (bp != null) { 12684 permissionsState.revokeInstallPermission(bp); 12685 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12686 PackageManager.MASK_PERMISSION_FLAGS, 0); 12687 } 12688 } 12689 } 12690 12691 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12692 12693 // Prune runtime permissions 12694 for (int userId : allUserIds) { 12695 List<PermissionState> runtimePermStates = permissionsState 12696 .getRuntimePermissionStates(userId); 12697 final int runtimePermCount = runtimePermStates.size(); 12698 for (int i = runtimePermCount - 1; i >= 0; i--) { 12699 PermissionState permissionState = runtimePermStates.get(i); 12700 if (!usedPermissions.contains(permissionState.getName())) { 12701 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12702 if (bp != null) { 12703 permissionsState.revokeRuntimePermission(bp, userId); 12704 permissionsState.updatePermissionFlags(bp, userId, 12705 PackageManager.MASK_PERMISSION_FLAGS, 0); 12706 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12707 runtimePermissionChangedUserIds, userId); 12708 } 12709 } 12710 } 12711 } 12712 12713 return runtimePermissionChangedUserIds; 12714 } 12715 12716 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12717 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12718 UserHandle user) { 12719 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12720 12721 String pkgName = newPackage.packageName; 12722 synchronized (mPackages) { 12723 //write settings. the installStatus will be incomplete at this stage. 12724 //note that the new package setting would have already been 12725 //added to mPackages. It hasn't been persisted yet. 12726 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12727 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12728 mSettings.writeLPr(); 12729 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12730 } 12731 12732 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12733 synchronized (mPackages) { 12734 updatePermissionsLPw(newPackage.packageName, newPackage, 12735 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12736 ? UPDATE_PERMISSIONS_ALL : 0)); 12737 // For system-bundled packages, we assume that installing an upgraded version 12738 // of the package implies that the user actually wants to run that new code, 12739 // so we enable the package. 12740 PackageSetting ps = mSettings.mPackages.get(pkgName); 12741 if (ps != null) { 12742 if (isSystemApp(newPackage)) { 12743 // NB: implicit assumption that system package upgrades apply to all users 12744 if (DEBUG_INSTALL) { 12745 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12746 } 12747 if (res.origUsers != null) { 12748 for (int userHandle : res.origUsers) { 12749 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12750 userHandle, installerPackageName); 12751 } 12752 } 12753 // Also convey the prior install/uninstall state 12754 if (allUsers != null && perUserInstalled != null) { 12755 for (int i = 0; i < allUsers.length; i++) { 12756 if (DEBUG_INSTALL) { 12757 Slog.d(TAG, " user " + allUsers[i] 12758 + " => " + perUserInstalled[i]); 12759 } 12760 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12761 } 12762 // these install state changes will be persisted in the 12763 // upcoming call to mSettings.writeLPr(). 12764 } 12765 } 12766 // It's implied that when a user requests installation, they want the app to be 12767 // installed and enabled. 12768 int userId = user.getIdentifier(); 12769 if (userId != UserHandle.USER_ALL) { 12770 ps.setInstalled(true, userId); 12771 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12772 } 12773 } 12774 res.name = pkgName; 12775 res.uid = newPackage.applicationInfo.uid; 12776 res.pkg = newPackage; 12777 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12778 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12779 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12780 //to update install status 12781 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12782 mSettings.writeLPr(); 12783 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12784 } 12785 12786 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12787 } 12788 12789 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12790 try { 12791 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12792 installPackageLI(args, res); 12793 } finally { 12794 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12795 } 12796 } 12797 12798 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12799 final int installFlags = args.installFlags; 12800 final String installerPackageName = args.installerPackageName; 12801 final String volumeUuid = args.volumeUuid; 12802 final File tmpPackageFile = new File(args.getCodePath()); 12803 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12804 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12805 || (args.volumeUuid != null)); 12806 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12807 boolean replace = false; 12808 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12809 if (args.move != null) { 12810 // moving a complete application; perfom an initial scan on the new install location 12811 scanFlags |= SCAN_INITIAL; 12812 } 12813 // Result object to be returned 12814 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12815 12816 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12817 12818 // Sanity check 12819 if (ephemeral && (forwardLocked || onExternal)) { 12820 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12821 + " external=" + onExternal); 12822 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12823 return; 12824 } 12825 12826 // Retrieve PackageSettings and parse package 12827 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12828 | PackageParser.PARSE_ENFORCE_CODE 12829 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12830 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12831 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12832 PackageParser pp = new PackageParser(); 12833 pp.setSeparateProcesses(mSeparateProcesses); 12834 pp.setDisplayMetrics(mMetrics); 12835 12836 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12837 final PackageParser.Package pkg; 12838 try { 12839 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12840 } catch (PackageParserException e) { 12841 res.setError("Failed parse during installPackageLI", e); 12842 return; 12843 } finally { 12844 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12845 } 12846 12847 // Mark that we have an install time CPU ABI override. 12848 pkg.cpuAbiOverride = args.abiOverride; 12849 12850 String pkgName = res.name = pkg.packageName; 12851 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12852 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12853 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12854 return; 12855 } 12856 } 12857 12858 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12859 try { 12860 pp.collectCertificates(pkg, parseFlags); 12861 } catch (PackageParserException e) { 12862 res.setError("Failed collect during installPackageLI", e); 12863 return; 12864 } finally { 12865 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12866 } 12867 12868 // Get rid of all references to package scan path via parser. 12869 pp = null; 12870 String oldCodePath = null; 12871 boolean systemApp = false; 12872 synchronized (mPackages) { 12873 // Check if installing already existing package 12874 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12875 String oldName = mSettings.mRenamedPackages.get(pkgName); 12876 if (pkg.mOriginalPackages != null 12877 && pkg.mOriginalPackages.contains(oldName) 12878 && mPackages.containsKey(oldName)) { 12879 // This package is derived from an original package, 12880 // and this device has been updating from that original 12881 // name. We must continue using the original name, so 12882 // rename the new package here. 12883 pkg.setPackageName(oldName); 12884 pkgName = pkg.packageName; 12885 replace = true; 12886 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12887 + oldName + " pkgName=" + pkgName); 12888 } else if (mPackages.containsKey(pkgName)) { 12889 // This package, under its official name, already exists 12890 // on the device; we should replace it. 12891 replace = true; 12892 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12893 } 12894 12895 // Prevent apps opting out from runtime permissions 12896 if (replace) { 12897 PackageParser.Package oldPackage = mPackages.get(pkgName); 12898 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12899 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12900 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12901 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12902 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12903 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12904 + " doesn't support runtime permissions but the old" 12905 + " target SDK " + oldTargetSdk + " does."); 12906 return; 12907 } 12908 } 12909 } 12910 12911 PackageSetting ps = mSettings.mPackages.get(pkgName); 12912 if (ps != null) { 12913 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12914 12915 // Quick sanity check that we're signed correctly if updating; 12916 // we'll check this again later when scanning, but we want to 12917 // bail early here before tripping over redefined permissions. 12918 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12919 if (!checkUpgradeKeySetLP(ps, pkg)) { 12920 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12921 + pkg.packageName + " upgrade keys do not match the " 12922 + "previously installed version"); 12923 return; 12924 } 12925 } else { 12926 try { 12927 verifySignaturesLP(ps, pkg); 12928 } catch (PackageManagerException e) { 12929 res.setError(e.error, e.getMessage()); 12930 return; 12931 } 12932 } 12933 12934 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12935 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12936 systemApp = (ps.pkg.applicationInfo.flags & 12937 ApplicationInfo.FLAG_SYSTEM) != 0; 12938 } 12939 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12940 } 12941 12942 // Check whether the newly-scanned package wants to define an already-defined perm 12943 int N = pkg.permissions.size(); 12944 for (int i = N-1; i >= 0; i--) { 12945 PackageParser.Permission perm = pkg.permissions.get(i); 12946 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12947 if (bp != null) { 12948 // If the defining package is signed with our cert, it's okay. This 12949 // also includes the "updating the same package" case, of course. 12950 // "updating same package" could also involve key-rotation. 12951 final boolean sigsOk; 12952 if (bp.sourcePackage.equals(pkg.packageName) 12953 && (bp.packageSetting instanceof PackageSetting) 12954 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12955 scanFlags))) { 12956 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12957 } else { 12958 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12959 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12960 } 12961 if (!sigsOk) { 12962 // If the owning package is the system itself, we log but allow 12963 // install to proceed; we fail the install on all other permission 12964 // redefinitions. 12965 if (!bp.sourcePackage.equals("android")) { 12966 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12967 + pkg.packageName + " attempting to redeclare permission " 12968 + perm.info.name + " already owned by " + bp.sourcePackage); 12969 res.origPermission = perm.info.name; 12970 res.origPackage = bp.sourcePackage; 12971 return; 12972 } else { 12973 Slog.w(TAG, "Package " + pkg.packageName 12974 + " attempting to redeclare system permission " 12975 + perm.info.name + "; ignoring new declaration"); 12976 pkg.permissions.remove(i); 12977 } 12978 } 12979 } 12980 } 12981 12982 } 12983 12984 if (systemApp) { 12985 if (onExternal) { 12986 // Abort update; system app can't be replaced with app on sdcard 12987 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12988 "Cannot install updates to system apps on sdcard"); 12989 return; 12990 } else if (ephemeral) { 12991 // Abort update; system app can't be replaced with an ephemeral app 12992 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 12993 "Cannot update a system app with an ephemeral app"); 12994 return; 12995 } 12996 } 12997 12998 if (args.move != null) { 12999 // We did an in-place move, so dex is ready to roll 13000 scanFlags |= SCAN_NO_DEX; 13001 scanFlags |= SCAN_MOVE; 13002 13003 synchronized (mPackages) { 13004 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13005 if (ps == null) { 13006 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13007 "Missing settings for moved package " + pkgName); 13008 } 13009 13010 // We moved the entire application as-is, so bring over the 13011 // previously derived ABI information. 13012 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13013 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13014 } 13015 13016 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13017 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13018 scanFlags |= SCAN_NO_DEX; 13019 13020 try { 13021 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 13022 true /* extract libs */); 13023 } catch (PackageManagerException pme) { 13024 Slog.e(TAG, "Error deriving application ABI", pme); 13025 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13026 return; 13027 } 13028 } 13029 13030 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13031 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13032 return; 13033 } 13034 13035 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13036 13037 if (replace) { 13038 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13039 installerPackageName, volumeUuid, res); 13040 } else { 13041 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13042 args.user, installerPackageName, volumeUuid, res); 13043 } 13044 synchronized (mPackages) { 13045 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13046 if (ps != null) { 13047 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13048 } 13049 } 13050 } 13051 13052 private void startIntentFilterVerifications(int userId, boolean replacing, 13053 PackageParser.Package pkg) { 13054 if (mIntentFilterVerifierComponent == null) { 13055 Slog.w(TAG, "No IntentFilter verification will not be done as " 13056 + "there is no IntentFilterVerifier available!"); 13057 return; 13058 } 13059 13060 final int verifierUid = getPackageUid( 13061 mIntentFilterVerifierComponent.getPackageName(), 13062 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13063 13064 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13065 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13066 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13067 mHandler.sendMessage(msg); 13068 } 13069 13070 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13071 PackageParser.Package pkg) { 13072 int size = pkg.activities.size(); 13073 if (size == 0) { 13074 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13075 "No activity, so no need to verify any IntentFilter!"); 13076 return; 13077 } 13078 13079 final boolean hasDomainURLs = hasDomainURLs(pkg); 13080 if (!hasDomainURLs) { 13081 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13082 "No domain URLs, so no need to verify any IntentFilter!"); 13083 return; 13084 } 13085 13086 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13087 + " if any IntentFilter from the " + size 13088 + " Activities needs verification ..."); 13089 13090 int count = 0; 13091 final String packageName = pkg.packageName; 13092 13093 synchronized (mPackages) { 13094 // If this is a new install and we see that we've already run verification for this 13095 // package, we have nothing to do: it means the state was restored from backup. 13096 if (!replacing) { 13097 IntentFilterVerificationInfo ivi = 13098 mSettings.getIntentFilterVerificationLPr(packageName); 13099 if (ivi != null) { 13100 if (DEBUG_DOMAIN_VERIFICATION) { 13101 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13102 + ivi.getStatusString()); 13103 } 13104 return; 13105 } 13106 } 13107 13108 // If any filters need to be verified, then all need to be. 13109 boolean needToVerify = false; 13110 for (PackageParser.Activity a : pkg.activities) { 13111 for (ActivityIntentInfo filter : a.intents) { 13112 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13113 if (DEBUG_DOMAIN_VERIFICATION) { 13114 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13115 } 13116 needToVerify = true; 13117 break; 13118 } 13119 } 13120 } 13121 13122 if (needToVerify) { 13123 final int verificationId = mIntentFilterVerificationToken++; 13124 for (PackageParser.Activity a : pkg.activities) { 13125 for (ActivityIntentInfo filter : a.intents) { 13126 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13127 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13128 "Verification needed for IntentFilter:" + filter.toString()); 13129 mIntentFilterVerifier.addOneIntentFilterVerification( 13130 verifierUid, userId, verificationId, filter, packageName); 13131 count++; 13132 } 13133 } 13134 } 13135 } 13136 } 13137 13138 if (count > 0) { 13139 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13140 + " IntentFilter verification" + (count > 1 ? "s" : "") 13141 + " for userId:" + userId); 13142 mIntentFilterVerifier.startVerifications(userId); 13143 } else { 13144 if (DEBUG_DOMAIN_VERIFICATION) { 13145 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13146 } 13147 } 13148 } 13149 13150 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13151 final ComponentName cn = filter.activity.getComponentName(); 13152 final String packageName = cn.getPackageName(); 13153 13154 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13155 packageName); 13156 if (ivi == null) { 13157 return true; 13158 } 13159 int status = ivi.getStatus(); 13160 switch (status) { 13161 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13162 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13163 return true; 13164 13165 default: 13166 // Nothing to do 13167 return false; 13168 } 13169 } 13170 13171 private static boolean isMultiArch(ApplicationInfo info) { 13172 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13173 } 13174 13175 private static boolean isExternal(PackageParser.Package pkg) { 13176 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13177 } 13178 13179 private static boolean isExternal(PackageSetting ps) { 13180 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13181 } 13182 13183 private static boolean isEphemeral(PackageParser.Package pkg) { 13184 return pkg.applicationInfo.isEphemeralApp(); 13185 } 13186 13187 private static boolean isEphemeral(PackageSetting ps) { 13188 return ps.pkg != null && isEphemeral(ps.pkg); 13189 } 13190 13191 private static boolean isSystemApp(PackageParser.Package pkg) { 13192 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13193 } 13194 13195 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13196 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13197 } 13198 13199 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13200 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13201 } 13202 13203 private static boolean isSystemApp(PackageSetting ps) { 13204 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13205 } 13206 13207 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13208 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13209 } 13210 13211 private int packageFlagsToInstallFlags(PackageSetting ps) { 13212 int installFlags = 0; 13213 if (isEphemeral(ps)) { 13214 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13215 } 13216 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13217 // This existing package was an external ASEC install when we have 13218 // the external flag without a UUID 13219 installFlags |= PackageManager.INSTALL_EXTERNAL; 13220 } 13221 if (ps.isForwardLocked()) { 13222 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13223 } 13224 return installFlags; 13225 } 13226 13227 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13228 if (isExternal(pkg)) { 13229 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13230 return StorageManager.UUID_PRIMARY_PHYSICAL; 13231 } else { 13232 return pkg.volumeUuid; 13233 } 13234 } else { 13235 return StorageManager.UUID_PRIVATE_INTERNAL; 13236 } 13237 } 13238 13239 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13240 if (isExternal(pkg)) { 13241 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13242 return mSettings.getExternalVersion(); 13243 } else { 13244 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13245 } 13246 } else { 13247 return mSettings.getInternalVersion(); 13248 } 13249 } 13250 13251 private void deleteTempPackageFiles() { 13252 final FilenameFilter filter = new FilenameFilter() { 13253 public boolean accept(File dir, String name) { 13254 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13255 } 13256 }; 13257 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13258 file.delete(); 13259 } 13260 } 13261 13262 @Override 13263 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13264 int flags) { 13265 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13266 flags); 13267 } 13268 13269 @Override 13270 public void deletePackage(final String packageName, 13271 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13272 mContext.enforceCallingOrSelfPermission( 13273 android.Manifest.permission.DELETE_PACKAGES, null); 13274 Preconditions.checkNotNull(packageName); 13275 Preconditions.checkNotNull(observer); 13276 final int uid = Binder.getCallingUid(); 13277 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13278 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13279 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13280 mContext.enforceCallingOrSelfPermission( 13281 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13282 "deletePackage for user " + userId); 13283 } 13284 13285 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13286 try { 13287 observer.onPackageDeleted(packageName, 13288 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13289 } catch (RemoteException re) { 13290 } 13291 return; 13292 } 13293 13294 for (int currentUserId : users) { 13295 if (getBlockUninstallForUser(packageName, currentUserId)) { 13296 try { 13297 observer.onPackageDeleted(packageName, 13298 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13299 } catch (RemoteException re) { 13300 } 13301 return; 13302 } 13303 } 13304 13305 if (DEBUG_REMOVE) { 13306 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13307 } 13308 // Queue up an async operation since the package deletion may take a little while. 13309 mHandler.post(new Runnable() { 13310 public void run() { 13311 mHandler.removeCallbacks(this); 13312 final int returnCode = deletePackageX(packageName, userId, flags); 13313 try { 13314 observer.onPackageDeleted(packageName, returnCode, null); 13315 } catch (RemoteException e) { 13316 Log.i(TAG, "Observer no longer exists."); 13317 } //end catch 13318 } //end run 13319 }); 13320 } 13321 13322 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13323 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13324 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13325 try { 13326 if (dpm != null) { 13327 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13328 /* callingUserOnly =*/ false); 13329 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13330 : deviceOwnerComponentName.getPackageName(); 13331 // Does the package contains the device owner? 13332 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13333 // this check is probably not needed, since DO should be registered as a device 13334 // admin on some user too. (Original bug for this: b/17657954) 13335 if (packageName.equals(deviceOwnerPackageName)) { 13336 return true; 13337 } 13338 // Does it contain a device admin for any user? 13339 int[] users; 13340 if (userId == UserHandle.USER_ALL) { 13341 users = sUserManager.getUserIds(); 13342 } else { 13343 users = new int[]{userId}; 13344 } 13345 for (int i = 0; i < users.length; ++i) { 13346 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13347 return true; 13348 } 13349 } 13350 } 13351 } catch (RemoteException e) { 13352 } 13353 return false; 13354 } 13355 13356 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13357 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13358 } 13359 13360 /** 13361 * This method is an internal method that could be get invoked either 13362 * to delete an installed package or to clean up a failed installation. 13363 * After deleting an installed package, a broadcast is sent to notify any 13364 * listeners that the package has been installed. For cleaning up a failed 13365 * installation, the broadcast is not necessary since the package's 13366 * installation wouldn't have sent the initial broadcast either 13367 * The key steps in deleting a package are 13368 * deleting the package information in internal structures like mPackages, 13369 * deleting the packages base directories through installd 13370 * updating mSettings to reflect current status 13371 * persisting settings for later use 13372 * sending a broadcast if necessary 13373 */ 13374 private int deletePackageX(String packageName, int userId, int flags) { 13375 final PackageRemovedInfo info = new PackageRemovedInfo(); 13376 final boolean res; 13377 13378 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13379 ? UserHandle.ALL : new UserHandle(userId); 13380 13381 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13382 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13383 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13384 } 13385 13386 boolean removedForAllUsers = false; 13387 boolean systemUpdate = false; 13388 13389 PackageParser.Package uninstalledPkg; 13390 13391 // for the uninstall-updates case and restricted profiles, remember the per- 13392 // userhandle installed state 13393 int[] allUsers; 13394 boolean[] perUserInstalled; 13395 synchronized (mPackages) { 13396 uninstalledPkg = mPackages.get(packageName); 13397 PackageSetting ps = mSettings.mPackages.get(packageName); 13398 allUsers = sUserManager.getUserIds(); 13399 perUserInstalled = new boolean[allUsers.length]; 13400 for (int i = 0; i < allUsers.length; i++) { 13401 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13402 } 13403 } 13404 13405 synchronized (mInstallLock) { 13406 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13407 res = deletePackageLI(packageName, removeForUser, 13408 true, allUsers, perUserInstalled, 13409 flags | REMOVE_CHATTY, info, true); 13410 systemUpdate = info.isRemovedPackageSystemUpdate; 13411 synchronized (mPackages) { 13412 if (res) { 13413 if (!systemUpdate && mPackages.get(packageName) == null) { 13414 removedForAllUsers = true; 13415 } 13416 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13417 } 13418 } 13419 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13420 + " removedForAllUsers=" + removedForAllUsers); 13421 } 13422 13423 if (res) { 13424 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13425 13426 // If the removed package was a system update, the old system package 13427 // was re-enabled; we need to broadcast this information 13428 if (systemUpdate) { 13429 Bundle extras = new Bundle(1); 13430 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13431 ? info.removedAppId : info.uid); 13432 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13433 13434 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13435 extras, 0, null, null, null); 13436 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13437 extras, 0, null, null, null); 13438 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13439 null, 0, packageName, null, null); 13440 } 13441 } 13442 // Force a gc here. 13443 Runtime.getRuntime().gc(); 13444 // Delete the resources here after sending the broadcast to let 13445 // other processes clean up before deleting resources. 13446 if (info.args != null) { 13447 synchronized (mInstallLock) { 13448 info.args.doPostDeleteLI(true); 13449 } 13450 } 13451 13452 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13453 } 13454 13455 class PackageRemovedInfo { 13456 String removedPackage; 13457 int uid = -1; 13458 int removedAppId = -1; 13459 int[] removedUsers = null; 13460 boolean isRemovedPackageSystemUpdate = false; 13461 // Clean up resources deleted packages. 13462 InstallArgs args = null; 13463 13464 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13465 Bundle extras = new Bundle(1); 13466 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13467 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13468 if (replacing) { 13469 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13470 } 13471 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13472 if (removedPackage != null) { 13473 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13474 extras, 0, null, null, removedUsers); 13475 if (fullRemove && !replacing) { 13476 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13477 extras, 0, null, null, removedUsers); 13478 } 13479 } 13480 if (removedAppId >= 0) { 13481 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13482 removedUsers); 13483 } 13484 } 13485 } 13486 13487 /* 13488 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13489 * flag is not set, the data directory is removed as well. 13490 * make sure this flag is set for partially installed apps. If not its meaningless to 13491 * delete a partially installed application. 13492 */ 13493 private void removePackageDataLI(PackageSetting ps, 13494 int[] allUserHandles, boolean[] perUserInstalled, 13495 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13496 String packageName = ps.name; 13497 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13498 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13499 // Retrieve object to delete permissions for shared user later on 13500 final PackageSetting deletedPs; 13501 // reader 13502 synchronized (mPackages) { 13503 deletedPs = mSettings.mPackages.get(packageName); 13504 if (outInfo != null) { 13505 outInfo.removedPackage = packageName; 13506 outInfo.removedUsers = deletedPs != null 13507 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13508 : null; 13509 } 13510 } 13511 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13512 removeDataDirsLI(ps.volumeUuid, packageName); 13513 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13514 } 13515 // writer 13516 synchronized (mPackages) { 13517 if (deletedPs != null) { 13518 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13519 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13520 clearDefaultBrowserIfNeeded(packageName); 13521 if (outInfo != null) { 13522 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13523 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13524 } 13525 updatePermissionsLPw(deletedPs.name, null, 0); 13526 if (deletedPs.sharedUser != null) { 13527 // Remove permissions associated with package. Since runtime 13528 // permissions are per user we have to kill the removed package 13529 // or packages running under the shared user of the removed 13530 // package if revoking the permissions requested only by the removed 13531 // package is successful and this causes a change in gids. 13532 for (int userId : UserManagerService.getInstance().getUserIds()) { 13533 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13534 userId); 13535 if (userIdToKill == UserHandle.USER_ALL 13536 || userIdToKill >= UserHandle.USER_SYSTEM) { 13537 // If gids changed for this user, kill all affected packages. 13538 mHandler.post(new Runnable() { 13539 @Override 13540 public void run() { 13541 // This has to happen with no lock held. 13542 killApplication(deletedPs.name, deletedPs.appId, 13543 KILL_APP_REASON_GIDS_CHANGED); 13544 } 13545 }); 13546 break; 13547 } 13548 } 13549 } 13550 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13551 } 13552 // make sure to preserve per-user disabled state if this removal was just 13553 // a downgrade of a system app to the factory package 13554 if (allUserHandles != null && perUserInstalled != null) { 13555 if (DEBUG_REMOVE) { 13556 Slog.d(TAG, "Propagating install state across downgrade"); 13557 } 13558 for (int i = 0; i < allUserHandles.length; i++) { 13559 if (DEBUG_REMOVE) { 13560 Slog.d(TAG, " user " + allUserHandles[i] 13561 + " => " + perUserInstalled[i]); 13562 } 13563 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13564 } 13565 } 13566 } 13567 // can downgrade to reader 13568 if (writeSettings) { 13569 // Save settings now 13570 mSettings.writeLPr(); 13571 } 13572 } 13573 if (outInfo != null) { 13574 // A user ID was deleted here. Go through all users and remove it 13575 // from KeyStore. 13576 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13577 } 13578 } 13579 13580 static boolean locationIsPrivileged(File path) { 13581 try { 13582 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13583 .getCanonicalPath(); 13584 return path.getCanonicalPath().startsWith(privilegedAppDir); 13585 } catch (IOException e) { 13586 Slog.e(TAG, "Unable to access code path " + path); 13587 } 13588 return false; 13589 } 13590 13591 /* 13592 * Tries to delete system package. 13593 */ 13594 private boolean deleteSystemPackageLI(PackageSetting newPs, 13595 int[] allUserHandles, boolean[] perUserInstalled, 13596 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13597 final boolean applyUserRestrictions 13598 = (allUserHandles != null) && (perUserInstalled != null); 13599 PackageSetting disabledPs = null; 13600 // Confirm if the system package has been updated 13601 // An updated system app can be deleted. This will also have to restore 13602 // the system pkg from system partition 13603 // reader 13604 synchronized (mPackages) { 13605 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13606 } 13607 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13608 + " disabledPs=" + disabledPs); 13609 if (disabledPs == null) { 13610 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13611 return false; 13612 } else if (DEBUG_REMOVE) { 13613 Slog.d(TAG, "Deleting system pkg from data partition"); 13614 } 13615 if (DEBUG_REMOVE) { 13616 if (applyUserRestrictions) { 13617 Slog.d(TAG, "Remembering install states:"); 13618 for (int i = 0; i < allUserHandles.length; i++) { 13619 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13620 } 13621 } 13622 } 13623 // Delete the updated package 13624 outInfo.isRemovedPackageSystemUpdate = true; 13625 if (disabledPs.versionCode < newPs.versionCode) { 13626 // Delete data for downgrades 13627 flags &= ~PackageManager.DELETE_KEEP_DATA; 13628 } else { 13629 // Preserve data by setting flag 13630 flags |= PackageManager.DELETE_KEEP_DATA; 13631 } 13632 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13633 allUserHandles, perUserInstalled, outInfo, writeSettings); 13634 if (!ret) { 13635 return false; 13636 } 13637 // writer 13638 synchronized (mPackages) { 13639 // Reinstate the old system package 13640 mSettings.enableSystemPackageLPw(newPs.name); 13641 // Remove any native libraries from the upgraded package. 13642 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13643 } 13644 // Install the system package 13645 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13646 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13647 if (locationIsPrivileged(disabledPs.codePath)) { 13648 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13649 } 13650 13651 final PackageParser.Package newPkg; 13652 try { 13653 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13654 } catch (PackageManagerException e) { 13655 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13656 return false; 13657 } 13658 13659 // writer 13660 synchronized (mPackages) { 13661 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13662 13663 // Propagate the permissions state as we do not want to drop on the floor 13664 // runtime permissions. The update permissions method below will take 13665 // care of removing obsolete permissions and grant install permissions. 13666 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13667 updatePermissionsLPw(newPkg.packageName, newPkg, 13668 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13669 13670 if (applyUserRestrictions) { 13671 if (DEBUG_REMOVE) { 13672 Slog.d(TAG, "Propagating install state across reinstall"); 13673 } 13674 for (int i = 0; i < allUserHandles.length; i++) { 13675 if (DEBUG_REMOVE) { 13676 Slog.d(TAG, " user " + allUserHandles[i] 13677 + " => " + perUserInstalled[i]); 13678 } 13679 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13680 13681 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13682 } 13683 // Regardless of writeSettings we need to ensure that this restriction 13684 // state propagation is persisted 13685 mSettings.writeAllUsersPackageRestrictionsLPr(); 13686 } 13687 // can downgrade to reader here 13688 if (writeSettings) { 13689 mSettings.writeLPr(); 13690 } 13691 } 13692 return true; 13693 } 13694 13695 private boolean deleteInstalledPackageLI(PackageSetting ps, 13696 boolean deleteCodeAndResources, int flags, 13697 int[] allUserHandles, boolean[] perUserInstalled, 13698 PackageRemovedInfo outInfo, boolean writeSettings) { 13699 if (outInfo != null) { 13700 outInfo.uid = ps.appId; 13701 } 13702 13703 // Delete package data from internal structures and also remove data if flag is set 13704 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13705 13706 // Delete application code and resources 13707 if (deleteCodeAndResources && (outInfo != null)) { 13708 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13709 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13710 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13711 } 13712 return true; 13713 } 13714 13715 @Override 13716 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13717 int userId) { 13718 mContext.enforceCallingOrSelfPermission( 13719 android.Manifest.permission.DELETE_PACKAGES, null); 13720 synchronized (mPackages) { 13721 PackageSetting ps = mSettings.mPackages.get(packageName); 13722 if (ps == null) { 13723 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13724 return false; 13725 } 13726 if (!ps.getInstalled(userId)) { 13727 // Can't block uninstall for an app that is not installed or enabled. 13728 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13729 return false; 13730 } 13731 ps.setBlockUninstall(blockUninstall, userId); 13732 mSettings.writePackageRestrictionsLPr(userId); 13733 } 13734 return true; 13735 } 13736 13737 @Override 13738 public boolean getBlockUninstallForUser(String packageName, int userId) { 13739 synchronized (mPackages) { 13740 PackageSetting ps = mSettings.mPackages.get(packageName); 13741 if (ps == null) { 13742 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13743 return false; 13744 } 13745 return ps.getBlockUninstall(userId); 13746 } 13747 } 13748 13749 @Override 13750 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 13751 int callingUid = Binder.getCallingUid(); 13752 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 13753 throw new SecurityException( 13754 "setRequiredForSystemUser can only be run by the system or root"); 13755 } 13756 synchronized (mPackages) { 13757 PackageSetting ps = mSettings.mPackages.get(packageName); 13758 if (ps == null) { 13759 Log.w(TAG, "Package doesn't exist: " + packageName); 13760 return false; 13761 } 13762 if (systemUserApp) { 13763 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13764 } else { 13765 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 13766 } 13767 mSettings.writeLPr(); 13768 } 13769 return true; 13770 } 13771 13772 /* 13773 * This method handles package deletion in general 13774 */ 13775 private boolean deletePackageLI(String packageName, UserHandle user, 13776 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13777 int flags, PackageRemovedInfo outInfo, 13778 boolean writeSettings) { 13779 if (packageName == null) { 13780 Slog.w(TAG, "Attempt to delete null packageName."); 13781 return false; 13782 } 13783 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13784 PackageSetting ps; 13785 boolean dataOnly = false; 13786 int removeUser = -1; 13787 int appId = -1; 13788 synchronized (mPackages) { 13789 ps = mSettings.mPackages.get(packageName); 13790 if (ps == null) { 13791 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13792 return false; 13793 } 13794 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13795 && user.getIdentifier() != UserHandle.USER_ALL) { 13796 // The caller is asking that the package only be deleted for a single 13797 // user. To do this, we just mark its uninstalled state and delete 13798 // its data. If this is a system app, we only allow this to happen if 13799 // they have set the special DELETE_SYSTEM_APP which requests different 13800 // semantics than normal for uninstalling system apps. 13801 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13802 final int userId = user.getIdentifier(); 13803 ps.setUserState(userId, 13804 COMPONENT_ENABLED_STATE_DEFAULT, 13805 false, //installed 13806 true, //stopped 13807 true, //notLaunched 13808 false, //hidden 13809 false, //suspended 13810 null, null, null, 13811 false, // blockUninstall 13812 ps.readUserState(userId).domainVerificationStatus, 0); 13813 if (!isSystemApp(ps)) { 13814 // Do not uninstall the APK if an app should be cached 13815 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13816 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13817 // Other user still have this package installed, so all 13818 // we need to do is clear this user's data and save that 13819 // it is uninstalled. 13820 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13821 removeUser = user.getIdentifier(); 13822 appId = ps.appId; 13823 scheduleWritePackageRestrictionsLocked(removeUser); 13824 } else { 13825 // We need to set it back to 'installed' so the uninstall 13826 // broadcasts will be sent correctly. 13827 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13828 ps.setInstalled(true, user.getIdentifier()); 13829 } 13830 } else { 13831 // This is a system app, so we assume that the 13832 // other users still have this package installed, so all 13833 // we need to do is clear this user's data and save that 13834 // it is uninstalled. 13835 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13836 removeUser = user.getIdentifier(); 13837 appId = ps.appId; 13838 scheduleWritePackageRestrictionsLocked(removeUser); 13839 } 13840 } 13841 } 13842 13843 if (removeUser >= 0) { 13844 // From above, we determined that we are deleting this only 13845 // for a single user. Continue the work here. 13846 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13847 if (outInfo != null) { 13848 outInfo.removedPackage = packageName; 13849 outInfo.removedAppId = appId; 13850 outInfo.removedUsers = new int[] {removeUser}; 13851 } 13852 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13853 removeKeystoreDataIfNeeded(removeUser, appId); 13854 schedulePackageCleaning(packageName, removeUser, false); 13855 synchronized (mPackages) { 13856 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13857 scheduleWritePackageRestrictionsLocked(removeUser); 13858 } 13859 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13860 } 13861 return true; 13862 } 13863 13864 if (dataOnly) { 13865 // Delete application data first 13866 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13867 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13868 return true; 13869 } 13870 13871 boolean ret = false; 13872 if (isSystemApp(ps)) { 13873 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13874 // When an updated system application is deleted we delete the existing resources as well and 13875 // fall back to existing code in system partition 13876 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13877 flags, outInfo, writeSettings); 13878 } else { 13879 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13880 // Kill application pre-emptively especially for apps on sd. 13881 killApplication(packageName, ps.appId, "uninstall pkg"); 13882 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13883 allUserHandles, perUserInstalled, 13884 outInfo, writeSettings); 13885 } 13886 13887 return ret; 13888 } 13889 13890 private final static class ClearStorageConnection implements ServiceConnection { 13891 IMediaContainerService mContainerService; 13892 13893 @Override 13894 public void onServiceConnected(ComponentName name, IBinder service) { 13895 synchronized (this) { 13896 mContainerService = IMediaContainerService.Stub.asInterface(service); 13897 notifyAll(); 13898 } 13899 } 13900 13901 @Override 13902 public void onServiceDisconnected(ComponentName name) { 13903 } 13904 } 13905 13906 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13907 final boolean mounted; 13908 if (Environment.isExternalStorageEmulated()) { 13909 mounted = true; 13910 } else { 13911 final String status = Environment.getExternalStorageState(); 13912 13913 mounted = status.equals(Environment.MEDIA_MOUNTED) 13914 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13915 } 13916 13917 if (!mounted) { 13918 return; 13919 } 13920 13921 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13922 int[] users; 13923 if (userId == UserHandle.USER_ALL) { 13924 users = sUserManager.getUserIds(); 13925 } else { 13926 users = new int[] { userId }; 13927 } 13928 final ClearStorageConnection conn = new ClearStorageConnection(); 13929 if (mContext.bindServiceAsUser( 13930 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13931 try { 13932 for (int curUser : users) { 13933 long timeout = SystemClock.uptimeMillis() + 5000; 13934 synchronized (conn) { 13935 long now = SystemClock.uptimeMillis(); 13936 while (conn.mContainerService == null && now < timeout) { 13937 try { 13938 conn.wait(timeout - now); 13939 } catch (InterruptedException e) { 13940 } 13941 } 13942 } 13943 if (conn.mContainerService == null) { 13944 return; 13945 } 13946 13947 final UserEnvironment userEnv = new UserEnvironment(curUser); 13948 clearDirectory(conn.mContainerService, 13949 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13950 if (allData) { 13951 clearDirectory(conn.mContainerService, 13952 userEnv.buildExternalStorageAppDataDirs(packageName)); 13953 clearDirectory(conn.mContainerService, 13954 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13955 } 13956 } 13957 } finally { 13958 mContext.unbindService(conn); 13959 } 13960 } 13961 } 13962 13963 @Override 13964 public void clearApplicationUserData(final String packageName, 13965 final IPackageDataObserver observer, final int userId) { 13966 mContext.enforceCallingOrSelfPermission( 13967 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13968 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13969 // Queue up an async operation since the package deletion may take a little while. 13970 mHandler.post(new Runnable() { 13971 public void run() { 13972 mHandler.removeCallbacks(this); 13973 final boolean succeeded; 13974 synchronized (mInstallLock) { 13975 succeeded = clearApplicationUserDataLI(packageName, userId); 13976 } 13977 clearExternalStorageDataSync(packageName, userId, true); 13978 if (succeeded) { 13979 // invoke DeviceStorageMonitor's update method to clear any notifications 13980 DeviceStorageMonitorInternal 13981 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13982 if (dsm != null) { 13983 dsm.checkMemory(); 13984 } 13985 } 13986 if(observer != null) { 13987 try { 13988 observer.onRemoveCompleted(packageName, succeeded); 13989 } catch (RemoteException e) { 13990 Log.i(TAG, "Observer no longer exists."); 13991 } 13992 } //end if observer 13993 } //end run 13994 }); 13995 } 13996 13997 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13998 if (packageName == null) { 13999 Slog.w(TAG, "Attempt to delete null packageName."); 14000 return false; 14001 } 14002 14003 // Try finding details about the requested package 14004 PackageParser.Package pkg; 14005 synchronized (mPackages) { 14006 pkg = mPackages.get(packageName); 14007 if (pkg == null) { 14008 final PackageSetting ps = mSettings.mPackages.get(packageName); 14009 if (ps != null) { 14010 pkg = ps.pkg; 14011 } 14012 } 14013 14014 if (pkg == null) { 14015 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14016 return false; 14017 } 14018 14019 PackageSetting ps = (PackageSetting) pkg.mExtras; 14020 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14021 } 14022 14023 // Always delete data directories for package, even if we found no other 14024 // record of app. This helps users recover from UID mismatches without 14025 // resorting to a full data wipe. 14026 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 14027 if (retCode < 0) { 14028 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 14029 return false; 14030 } 14031 14032 final int appId = pkg.applicationInfo.uid; 14033 removeKeystoreDataIfNeeded(userId, appId); 14034 14035 // Create a native library symlink only if we have native libraries 14036 // and if the native libraries are 32 bit libraries. We do not provide 14037 // this symlink for 64 bit libraries. 14038 if (pkg.applicationInfo.primaryCpuAbi != null && 14039 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14040 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14041 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14042 nativeLibPath, userId) < 0) { 14043 Slog.w(TAG, "Failed linking native library dir"); 14044 return false; 14045 } 14046 } 14047 14048 return true; 14049 } 14050 14051 /** 14052 * Reverts user permission state changes (permissions and flags) in 14053 * all packages for a given user. 14054 * 14055 * @param userId The device user for which to do a reset. 14056 */ 14057 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14058 final int packageCount = mPackages.size(); 14059 for (int i = 0; i < packageCount; i++) { 14060 PackageParser.Package pkg = mPackages.valueAt(i); 14061 PackageSetting ps = (PackageSetting) pkg.mExtras; 14062 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14063 } 14064 } 14065 14066 /** 14067 * Reverts user permission state changes (permissions and flags). 14068 * 14069 * @param ps The package for which to reset. 14070 * @param userId The device user for which to do a reset. 14071 */ 14072 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14073 final PackageSetting ps, final int userId) { 14074 if (ps.pkg == null) { 14075 return; 14076 } 14077 14078 // These are flags that can change base on user actions. 14079 final int userSettableMask = FLAG_PERMISSION_USER_SET 14080 | FLAG_PERMISSION_USER_FIXED 14081 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14082 | FLAG_PERMISSION_REVIEW_REQUIRED; 14083 14084 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14085 | FLAG_PERMISSION_POLICY_FIXED; 14086 14087 boolean writeInstallPermissions = false; 14088 boolean writeRuntimePermissions = false; 14089 14090 final int permissionCount = ps.pkg.requestedPermissions.size(); 14091 for (int i = 0; i < permissionCount; i++) { 14092 String permission = ps.pkg.requestedPermissions.get(i); 14093 14094 BasePermission bp = mSettings.mPermissions.get(permission); 14095 if (bp == null) { 14096 continue; 14097 } 14098 14099 // If shared user we just reset the state to which only this app contributed. 14100 if (ps.sharedUser != null) { 14101 boolean used = false; 14102 final int packageCount = ps.sharedUser.packages.size(); 14103 for (int j = 0; j < packageCount; j++) { 14104 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14105 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14106 && pkg.pkg.requestedPermissions.contains(permission)) { 14107 used = true; 14108 break; 14109 } 14110 } 14111 if (used) { 14112 continue; 14113 } 14114 } 14115 14116 PermissionsState permissionsState = ps.getPermissionsState(); 14117 14118 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14119 14120 // Always clear the user settable flags. 14121 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14122 bp.name) != null; 14123 // If permission review is enabled and this is a legacy app, mark the 14124 // permission as requiring a review as this is the initial state. 14125 int flags = 0; 14126 if (Build.PERMISSIONS_REVIEW_REQUIRED 14127 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14128 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14129 } 14130 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14131 if (hasInstallState) { 14132 writeInstallPermissions = true; 14133 } else { 14134 writeRuntimePermissions = true; 14135 } 14136 } 14137 14138 // Below is only runtime permission handling. 14139 if (!bp.isRuntime()) { 14140 continue; 14141 } 14142 14143 // Never clobber system or policy. 14144 if ((oldFlags & policyOrSystemFlags) != 0) { 14145 continue; 14146 } 14147 14148 // If this permission was granted by default, make sure it is. 14149 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14150 if (permissionsState.grantRuntimePermission(bp, userId) 14151 != PERMISSION_OPERATION_FAILURE) { 14152 writeRuntimePermissions = true; 14153 } 14154 // If permission review is enabled the permissions for a legacy apps 14155 // are represented as constantly granted runtime ones, so don't revoke. 14156 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14157 // Otherwise, reset the permission. 14158 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14159 switch (revokeResult) { 14160 case PERMISSION_OPERATION_SUCCESS: { 14161 writeRuntimePermissions = true; 14162 } break; 14163 14164 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14165 writeRuntimePermissions = true; 14166 final int appId = ps.appId; 14167 mHandler.post(new Runnable() { 14168 @Override 14169 public void run() { 14170 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14171 } 14172 }); 14173 } break; 14174 } 14175 } 14176 } 14177 14178 // Synchronously write as we are taking permissions away. 14179 if (writeRuntimePermissions) { 14180 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14181 } 14182 14183 // Synchronously write as we are taking permissions away. 14184 if (writeInstallPermissions) { 14185 mSettings.writeLPr(); 14186 } 14187 } 14188 14189 /** 14190 * Remove entries from the keystore daemon. Will only remove it if the 14191 * {@code appId} is valid. 14192 */ 14193 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14194 if (appId < 0) { 14195 return; 14196 } 14197 14198 final KeyStore keyStore = KeyStore.getInstance(); 14199 if (keyStore != null) { 14200 if (userId == UserHandle.USER_ALL) { 14201 for (final int individual : sUserManager.getUserIds()) { 14202 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14203 } 14204 } else { 14205 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14206 } 14207 } else { 14208 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14209 } 14210 } 14211 14212 @Override 14213 public void deleteApplicationCacheFiles(final String packageName, 14214 final IPackageDataObserver observer) { 14215 mContext.enforceCallingOrSelfPermission( 14216 android.Manifest.permission.DELETE_CACHE_FILES, null); 14217 // Queue up an async operation since the package deletion may take a little while. 14218 final int userId = UserHandle.getCallingUserId(); 14219 mHandler.post(new Runnable() { 14220 public void run() { 14221 mHandler.removeCallbacks(this); 14222 final boolean succeded; 14223 synchronized (mInstallLock) { 14224 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14225 } 14226 clearExternalStorageDataSync(packageName, userId, false); 14227 if (observer != null) { 14228 try { 14229 observer.onRemoveCompleted(packageName, succeded); 14230 } catch (RemoteException e) { 14231 Log.i(TAG, "Observer no longer exists."); 14232 } 14233 } //end if observer 14234 } //end run 14235 }); 14236 } 14237 14238 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14239 if (packageName == null) { 14240 Slog.w(TAG, "Attempt to delete null packageName."); 14241 return false; 14242 } 14243 PackageParser.Package p; 14244 synchronized (mPackages) { 14245 p = mPackages.get(packageName); 14246 } 14247 if (p == null) { 14248 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14249 return false; 14250 } 14251 final ApplicationInfo applicationInfo = p.applicationInfo; 14252 if (applicationInfo == null) { 14253 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14254 return false; 14255 } 14256 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 14257 if (retCode < 0) { 14258 Slog.w(TAG, "Couldn't remove cache files for package: " 14259 + packageName + " u" + userId); 14260 return false; 14261 } 14262 return true; 14263 } 14264 14265 @Override 14266 public void getPackageSizeInfo(final String packageName, int userHandle, 14267 final IPackageStatsObserver observer) { 14268 mContext.enforceCallingOrSelfPermission( 14269 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14270 if (packageName == null) { 14271 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14272 } 14273 14274 PackageStats stats = new PackageStats(packageName, userHandle); 14275 14276 /* 14277 * Queue up an async operation since the package measurement may take a 14278 * little while. 14279 */ 14280 Message msg = mHandler.obtainMessage(INIT_COPY); 14281 msg.obj = new MeasureParams(stats, observer); 14282 mHandler.sendMessage(msg); 14283 } 14284 14285 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14286 PackageStats pStats) { 14287 if (packageName == null) { 14288 Slog.w(TAG, "Attempt to get size of null packageName."); 14289 return false; 14290 } 14291 PackageParser.Package p; 14292 boolean dataOnly = false; 14293 String libDirRoot = null; 14294 String asecPath = null; 14295 PackageSetting ps = null; 14296 synchronized (mPackages) { 14297 p = mPackages.get(packageName); 14298 ps = mSettings.mPackages.get(packageName); 14299 if(p == null) { 14300 dataOnly = true; 14301 if((ps == null) || (ps.pkg == null)) { 14302 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14303 return false; 14304 } 14305 p = ps.pkg; 14306 } 14307 if (ps != null) { 14308 libDirRoot = ps.legacyNativeLibraryPathString; 14309 } 14310 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14311 final long token = Binder.clearCallingIdentity(); 14312 try { 14313 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14314 if (secureContainerId != null) { 14315 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14316 } 14317 } finally { 14318 Binder.restoreCallingIdentity(token); 14319 } 14320 } 14321 } 14322 String publicSrcDir = null; 14323 if(!dataOnly) { 14324 final ApplicationInfo applicationInfo = p.applicationInfo; 14325 if (applicationInfo == null) { 14326 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14327 return false; 14328 } 14329 if (p.isForwardLocked()) { 14330 publicSrcDir = applicationInfo.getBaseResourcePath(); 14331 } 14332 } 14333 // TODO: extend to measure size of split APKs 14334 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14335 // not just the first level. 14336 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14337 // just the primary. 14338 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14339 14340 String apkPath; 14341 File packageDir = new File(p.codePath); 14342 14343 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14344 apkPath = packageDir.getAbsolutePath(); 14345 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14346 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14347 libDirRoot = null; 14348 } 14349 } else { 14350 apkPath = p.baseCodePath; 14351 } 14352 14353 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 14354 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14355 if (res < 0) { 14356 return false; 14357 } 14358 14359 // Fix-up for forward-locked applications in ASEC containers. 14360 if (!isExternal(p)) { 14361 pStats.codeSize += pStats.externalCodeSize; 14362 pStats.externalCodeSize = 0L; 14363 } 14364 14365 return true; 14366 } 14367 14368 14369 @Override 14370 public void addPackageToPreferred(String packageName) { 14371 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14372 } 14373 14374 @Override 14375 public void removePackageFromPreferred(String packageName) { 14376 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14377 } 14378 14379 @Override 14380 public List<PackageInfo> getPreferredPackages(int flags) { 14381 return new ArrayList<PackageInfo>(); 14382 } 14383 14384 private int getUidTargetSdkVersionLockedLPr(int uid) { 14385 Object obj = mSettings.getUserIdLPr(uid); 14386 if (obj instanceof SharedUserSetting) { 14387 final SharedUserSetting sus = (SharedUserSetting) obj; 14388 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14389 final Iterator<PackageSetting> it = sus.packages.iterator(); 14390 while (it.hasNext()) { 14391 final PackageSetting ps = it.next(); 14392 if (ps.pkg != null) { 14393 int v = ps.pkg.applicationInfo.targetSdkVersion; 14394 if (v < vers) vers = v; 14395 } 14396 } 14397 return vers; 14398 } else if (obj instanceof PackageSetting) { 14399 final PackageSetting ps = (PackageSetting) obj; 14400 if (ps.pkg != null) { 14401 return ps.pkg.applicationInfo.targetSdkVersion; 14402 } 14403 } 14404 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14405 } 14406 14407 @Override 14408 public void addPreferredActivity(IntentFilter filter, int match, 14409 ComponentName[] set, ComponentName activity, int userId) { 14410 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14411 "Adding preferred"); 14412 } 14413 14414 private void addPreferredActivityInternal(IntentFilter filter, int match, 14415 ComponentName[] set, ComponentName activity, boolean always, int userId, 14416 String opname) { 14417 // writer 14418 int callingUid = Binder.getCallingUid(); 14419 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14420 if (filter.countActions() == 0) { 14421 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14422 return; 14423 } 14424 synchronized (mPackages) { 14425 if (mContext.checkCallingOrSelfPermission( 14426 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14427 != PackageManager.PERMISSION_GRANTED) { 14428 if (getUidTargetSdkVersionLockedLPr(callingUid) 14429 < Build.VERSION_CODES.FROYO) { 14430 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14431 + callingUid); 14432 return; 14433 } 14434 mContext.enforceCallingOrSelfPermission( 14435 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14436 } 14437 14438 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14439 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14440 + userId + ":"); 14441 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14442 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14443 scheduleWritePackageRestrictionsLocked(userId); 14444 } 14445 } 14446 14447 @Override 14448 public void replacePreferredActivity(IntentFilter filter, int match, 14449 ComponentName[] set, ComponentName activity, int userId) { 14450 if (filter.countActions() != 1) { 14451 throw new IllegalArgumentException( 14452 "replacePreferredActivity expects filter to have only 1 action."); 14453 } 14454 if (filter.countDataAuthorities() != 0 14455 || filter.countDataPaths() != 0 14456 || filter.countDataSchemes() > 1 14457 || filter.countDataTypes() != 0) { 14458 throw new IllegalArgumentException( 14459 "replacePreferredActivity expects filter to have no data authorities, " + 14460 "paths, or types; and at most one scheme."); 14461 } 14462 14463 final int callingUid = Binder.getCallingUid(); 14464 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14465 synchronized (mPackages) { 14466 if (mContext.checkCallingOrSelfPermission( 14467 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14468 != PackageManager.PERMISSION_GRANTED) { 14469 if (getUidTargetSdkVersionLockedLPr(callingUid) 14470 < Build.VERSION_CODES.FROYO) { 14471 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14472 + Binder.getCallingUid()); 14473 return; 14474 } 14475 mContext.enforceCallingOrSelfPermission( 14476 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14477 } 14478 14479 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14480 if (pir != null) { 14481 // Get all of the existing entries that exactly match this filter. 14482 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14483 if (existing != null && existing.size() == 1) { 14484 PreferredActivity cur = existing.get(0); 14485 if (DEBUG_PREFERRED) { 14486 Slog.i(TAG, "Checking replace of preferred:"); 14487 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14488 if (!cur.mPref.mAlways) { 14489 Slog.i(TAG, " -- CUR; not mAlways!"); 14490 } else { 14491 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14492 Slog.i(TAG, " -- CUR: mSet=" 14493 + Arrays.toString(cur.mPref.mSetComponents)); 14494 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14495 Slog.i(TAG, " -- NEW: mMatch=" 14496 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14497 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14498 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14499 } 14500 } 14501 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14502 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14503 && cur.mPref.sameSet(set)) { 14504 // Setting the preferred activity to what it happens to be already 14505 if (DEBUG_PREFERRED) { 14506 Slog.i(TAG, "Replacing with same preferred activity " 14507 + cur.mPref.mShortComponent + " for user " 14508 + userId + ":"); 14509 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14510 } 14511 return; 14512 } 14513 } 14514 14515 if (existing != null) { 14516 if (DEBUG_PREFERRED) { 14517 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14518 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14519 } 14520 for (int i = 0; i < existing.size(); i++) { 14521 PreferredActivity pa = existing.get(i); 14522 if (DEBUG_PREFERRED) { 14523 Slog.i(TAG, "Removing existing preferred activity " 14524 + pa.mPref.mComponent + ":"); 14525 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14526 } 14527 pir.removeFilter(pa); 14528 } 14529 } 14530 } 14531 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14532 "Replacing preferred"); 14533 } 14534 } 14535 14536 @Override 14537 public void clearPackagePreferredActivities(String packageName) { 14538 final int uid = Binder.getCallingUid(); 14539 // writer 14540 synchronized (mPackages) { 14541 PackageParser.Package pkg = mPackages.get(packageName); 14542 if (pkg == null || pkg.applicationInfo.uid != uid) { 14543 if (mContext.checkCallingOrSelfPermission( 14544 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14545 != PackageManager.PERMISSION_GRANTED) { 14546 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14547 < Build.VERSION_CODES.FROYO) { 14548 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14549 + Binder.getCallingUid()); 14550 return; 14551 } 14552 mContext.enforceCallingOrSelfPermission( 14553 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14554 } 14555 } 14556 14557 int user = UserHandle.getCallingUserId(); 14558 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14559 scheduleWritePackageRestrictionsLocked(user); 14560 } 14561 } 14562 } 14563 14564 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14565 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14566 ArrayList<PreferredActivity> removed = null; 14567 boolean changed = false; 14568 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14569 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14570 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14571 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14572 continue; 14573 } 14574 Iterator<PreferredActivity> it = pir.filterIterator(); 14575 while (it.hasNext()) { 14576 PreferredActivity pa = it.next(); 14577 // Mark entry for removal only if it matches the package name 14578 // and the entry is of type "always". 14579 if (packageName == null || 14580 (pa.mPref.mComponent.getPackageName().equals(packageName) 14581 && pa.mPref.mAlways)) { 14582 if (removed == null) { 14583 removed = new ArrayList<PreferredActivity>(); 14584 } 14585 removed.add(pa); 14586 } 14587 } 14588 if (removed != null) { 14589 for (int j=0; j<removed.size(); j++) { 14590 PreferredActivity pa = removed.get(j); 14591 pir.removeFilter(pa); 14592 } 14593 changed = true; 14594 } 14595 } 14596 return changed; 14597 } 14598 14599 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14600 private void clearIntentFilterVerificationsLPw(int userId) { 14601 final int packageCount = mPackages.size(); 14602 for (int i = 0; i < packageCount; i++) { 14603 PackageParser.Package pkg = mPackages.valueAt(i); 14604 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14605 } 14606 } 14607 14608 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14609 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14610 if (userId == UserHandle.USER_ALL) { 14611 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14612 sUserManager.getUserIds())) { 14613 for (int oneUserId : sUserManager.getUserIds()) { 14614 scheduleWritePackageRestrictionsLocked(oneUserId); 14615 } 14616 } 14617 } else { 14618 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14619 scheduleWritePackageRestrictionsLocked(userId); 14620 } 14621 } 14622 } 14623 14624 void clearDefaultBrowserIfNeeded(String packageName) { 14625 for (int oneUserId : sUserManager.getUserIds()) { 14626 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14627 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14628 if (packageName.equals(defaultBrowserPackageName)) { 14629 setDefaultBrowserPackageName(null, oneUserId); 14630 } 14631 } 14632 } 14633 14634 @Override 14635 public void resetApplicationPreferences(int userId) { 14636 mContext.enforceCallingOrSelfPermission( 14637 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14638 // writer 14639 synchronized (mPackages) { 14640 final long identity = Binder.clearCallingIdentity(); 14641 try { 14642 clearPackagePreferredActivitiesLPw(null, userId); 14643 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14644 // TODO: We have to reset the default SMS and Phone. This requires 14645 // significant refactoring to keep all default apps in the package 14646 // manager (cleaner but more work) or have the services provide 14647 // callbacks to the package manager to request a default app reset. 14648 applyFactoryDefaultBrowserLPw(userId); 14649 clearIntentFilterVerificationsLPw(userId); 14650 primeDomainVerificationsLPw(userId); 14651 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14652 scheduleWritePackageRestrictionsLocked(userId); 14653 } finally { 14654 Binder.restoreCallingIdentity(identity); 14655 } 14656 } 14657 } 14658 14659 @Override 14660 public int getPreferredActivities(List<IntentFilter> outFilters, 14661 List<ComponentName> outActivities, String packageName) { 14662 14663 int num = 0; 14664 final int userId = UserHandle.getCallingUserId(); 14665 // reader 14666 synchronized (mPackages) { 14667 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14668 if (pir != null) { 14669 final Iterator<PreferredActivity> it = pir.filterIterator(); 14670 while (it.hasNext()) { 14671 final PreferredActivity pa = it.next(); 14672 if (packageName == null 14673 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14674 && pa.mPref.mAlways)) { 14675 if (outFilters != null) { 14676 outFilters.add(new IntentFilter(pa)); 14677 } 14678 if (outActivities != null) { 14679 outActivities.add(pa.mPref.mComponent); 14680 } 14681 } 14682 } 14683 } 14684 } 14685 14686 return num; 14687 } 14688 14689 @Override 14690 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14691 int userId) { 14692 int callingUid = Binder.getCallingUid(); 14693 if (callingUid != Process.SYSTEM_UID) { 14694 throw new SecurityException( 14695 "addPersistentPreferredActivity can only be run by the system"); 14696 } 14697 if (filter.countActions() == 0) { 14698 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14699 return; 14700 } 14701 synchronized (mPackages) { 14702 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14703 " :"); 14704 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14705 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14706 new PersistentPreferredActivity(filter, activity)); 14707 scheduleWritePackageRestrictionsLocked(userId); 14708 } 14709 } 14710 14711 @Override 14712 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14713 int callingUid = Binder.getCallingUid(); 14714 if (callingUid != Process.SYSTEM_UID) { 14715 throw new SecurityException( 14716 "clearPackagePersistentPreferredActivities can only be run by the system"); 14717 } 14718 ArrayList<PersistentPreferredActivity> removed = null; 14719 boolean changed = false; 14720 synchronized (mPackages) { 14721 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14722 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14723 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14724 .valueAt(i); 14725 if (userId != thisUserId) { 14726 continue; 14727 } 14728 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14729 while (it.hasNext()) { 14730 PersistentPreferredActivity ppa = it.next(); 14731 // Mark entry for removal only if it matches the package name. 14732 if (ppa.mComponent.getPackageName().equals(packageName)) { 14733 if (removed == null) { 14734 removed = new ArrayList<PersistentPreferredActivity>(); 14735 } 14736 removed.add(ppa); 14737 } 14738 } 14739 if (removed != null) { 14740 for (int j=0; j<removed.size(); j++) { 14741 PersistentPreferredActivity ppa = removed.get(j); 14742 ppir.removeFilter(ppa); 14743 } 14744 changed = true; 14745 } 14746 } 14747 14748 if (changed) { 14749 scheduleWritePackageRestrictionsLocked(userId); 14750 } 14751 } 14752 } 14753 14754 /** 14755 * Common machinery for picking apart a restored XML blob and passing 14756 * it to a caller-supplied functor to be applied to the running system. 14757 */ 14758 private void restoreFromXml(XmlPullParser parser, int userId, 14759 String expectedStartTag, BlobXmlRestorer functor) 14760 throws IOException, XmlPullParserException { 14761 int type; 14762 while ((type = parser.next()) != XmlPullParser.START_TAG 14763 && type != XmlPullParser.END_DOCUMENT) { 14764 } 14765 if (type != XmlPullParser.START_TAG) { 14766 // oops didn't find a start tag?! 14767 if (DEBUG_BACKUP) { 14768 Slog.e(TAG, "Didn't find start tag during restore"); 14769 } 14770 return; 14771 } 14772 14773 // this is supposed to be TAG_PREFERRED_BACKUP 14774 if (!expectedStartTag.equals(parser.getName())) { 14775 if (DEBUG_BACKUP) { 14776 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14777 } 14778 return; 14779 } 14780 14781 // skip interfering stuff, then we're aligned with the backing implementation 14782 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14783 functor.apply(parser, userId); 14784 } 14785 14786 private interface BlobXmlRestorer { 14787 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14788 } 14789 14790 /** 14791 * Non-Binder method, support for the backup/restore mechanism: write the 14792 * full set of preferred activities in its canonical XML format. Returns the 14793 * XML output as a byte array, or null if there is none. 14794 */ 14795 @Override 14796 public byte[] getPreferredActivityBackup(int userId) { 14797 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14798 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14799 } 14800 14801 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14802 try { 14803 final XmlSerializer serializer = new FastXmlSerializer(); 14804 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14805 serializer.startDocument(null, true); 14806 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14807 14808 synchronized (mPackages) { 14809 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14810 } 14811 14812 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14813 serializer.endDocument(); 14814 serializer.flush(); 14815 } catch (Exception e) { 14816 if (DEBUG_BACKUP) { 14817 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14818 } 14819 return null; 14820 } 14821 14822 return dataStream.toByteArray(); 14823 } 14824 14825 @Override 14826 public void restorePreferredActivities(byte[] backup, int userId) { 14827 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14828 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14829 } 14830 14831 try { 14832 final XmlPullParser parser = Xml.newPullParser(); 14833 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14834 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14835 new BlobXmlRestorer() { 14836 @Override 14837 public void apply(XmlPullParser parser, int userId) 14838 throws XmlPullParserException, IOException { 14839 synchronized (mPackages) { 14840 mSettings.readPreferredActivitiesLPw(parser, userId); 14841 } 14842 } 14843 } ); 14844 } catch (Exception e) { 14845 if (DEBUG_BACKUP) { 14846 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14847 } 14848 } 14849 } 14850 14851 /** 14852 * Non-Binder method, support for the backup/restore mechanism: write the 14853 * default browser (etc) settings in its canonical XML format. Returns the default 14854 * browser XML representation as a byte array, or null if there is none. 14855 */ 14856 @Override 14857 public byte[] getDefaultAppsBackup(int userId) { 14858 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14859 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14860 } 14861 14862 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14863 try { 14864 final XmlSerializer serializer = new FastXmlSerializer(); 14865 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14866 serializer.startDocument(null, true); 14867 serializer.startTag(null, TAG_DEFAULT_APPS); 14868 14869 synchronized (mPackages) { 14870 mSettings.writeDefaultAppsLPr(serializer, userId); 14871 } 14872 14873 serializer.endTag(null, TAG_DEFAULT_APPS); 14874 serializer.endDocument(); 14875 serializer.flush(); 14876 } catch (Exception e) { 14877 if (DEBUG_BACKUP) { 14878 Slog.e(TAG, "Unable to write default apps for backup", e); 14879 } 14880 return null; 14881 } 14882 14883 return dataStream.toByteArray(); 14884 } 14885 14886 @Override 14887 public void restoreDefaultApps(byte[] backup, int userId) { 14888 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14889 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14890 } 14891 14892 try { 14893 final XmlPullParser parser = Xml.newPullParser(); 14894 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14895 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14896 new BlobXmlRestorer() { 14897 @Override 14898 public void apply(XmlPullParser parser, int userId) 14899 throws XmlPullParserException, IOException { 14900 synchronized (mPackages) { 14901 mSettings.readDefaultAppsLPw(parser, userId); 14902 } 14903 } 14904 } ); 14905 } catch (Exception e) { 14906 if (DEBUG_BACKUP) { 14907 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14908 } 14909 } 14910 } 14911 14912 @Override 14913 public byte[] getIntentFilterVerificationBackup(int userId) { 14914 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14915 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14916 } 14917 14918 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14919 try { 14920 final XmlSerializer serializer = new FastXmlSerializer(); 14921 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14922 serializer.startDocument(null, true); 14923 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14924 14925 synchronized (mPackages) { 14926 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14927 } 14928 14929 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14930 serializer.endDocument(); 14931 serializer.flush(); 14932 } catch (Exception e) { 14933 if (DEBUG_BACKUP) { 14934 Slog.e(TAG, "Unable to write default apps for backup", e); 14935 } 14936 return null; 14937 } 14938 14939 return dataStream.toByteArray(); 14940 } 14941 14942 @Override 14943 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14944 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14945 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14946 } 14947 14948 try { 14949 final XmlPullParser parser = Xml.newPullParser(); 14950 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14951 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14952 new BlobXmlRestorer() { 14953 @Override 14954 public void apply(XmlPullParser parser, int userId) 14955 throws XmlPullParserException, IOException { 14956 synchronized (mPackages) { 14957 mSettings.readAllDomainVerificationsLPr(parser, userId); 14958 mSettings.writeLPr(); 14959 } 14960 } 14961 } ); 14962 } catch (Exception e) { 14963 if (DEBUG_BACKUP) { 14964 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14965 } 14966 } 14967 } 14968 14969 @Override 14970 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14971 int sourceUserId, int targetUserId, int flags) { 14972 mContext.enforceCallingOrSelfPermission( 14973 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14974 int callingUid = Binder.getCallingUid(); 14975 enforceOwnerRights(ownerPackage, callingUid); 14976 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14977 if (intentFilter.countActions() == 0) { 14978 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14979 return; 14980 } 14981 synchronized (mPackages) { 14982 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14983 ownerPackage, targetUserId, flags); 14984 CrossProfileIntentResolver resolver = 14985 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14986 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14987 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14988 if (existing != null) { 14989 int size = existing.size(); 14990 for (int i = 0; i < size; i++) { 14991 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14992 return; 14993 } 14994 } 14995 } 14996 resolver.addFilter(newFilter); 14997 scheduleWritePackageRestrictionsLocked(sourceUserId); 14998 } 14999 } 15000 15001 @Override 15002 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 15003 mContext.enforceCallingOrSelfPermission( 15004 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 15005 int callingUid = Binder.getCallingUid(); 15006 enforceOwnerRights(ownerPackage, callingUid); 15007 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 15008 synchronized (mPackages) { 15009 CrossProfileIntentResolver resolver = 15010 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 15011 ArraySet<CrossProfileIntentFilter> set = 15012 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 15013 for (CrossProfileIntentFilter filter : set) { 15014 if (filter.getOwnerPackage().equals(ownerPackage)) { 15015 resolver.removeFilter(filter); 15016 } 15017 } 15018 scheduleWritePackageRestrictionsLocked(sourceUserId); 15019 } 15020 } 15021 15022 // Enforcing that callingUid is owning pkg on userId 15023 private void enforceOwnerRights(String pkg, int callingUid) { 15024 // The system owns everything. 15025 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15026 return; 15027 } 15028 int callingUserId = UserHandle.getUserId(callingUid); 15029 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15030 if (pi == null) { 15031 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15032 + callingUserId); 15033 } 15034 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15035 throw new SecurityException("Calling uid " + callingUid 15036 + " does not own package " + pkg); 15037 } 15038 } 15039 15040 @Override 15041 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15042 Intent intent = new Intent(Intent.ACTION_MAIN); 15043 intent.addCategory(Intent.CATEGORY_HOME); 15044 15045 final int callingUserId = UserHandle.getCallingUserId(); 15046 List<ResolveInfo> list = queryIntentActivities(intent, null, 15047 PackageManager.GET_META_DATA, callingUserId); 15048 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15049 true, false, false, callingUserId); 15050 15051 allHomeCandidates.clear(); 15052 if (list != null) { 15053 for (ResolveInfo ri : list) { 15054 allHomeCandidates.add(ri); 15055 } 15056 } 15057 return (preferred == null || preferred.activityInfo == null) 15058 ? null 15059 : new ComponentName(preferred.activityInfo.packageName, 15060 preferred.activityInfo.name); 15061 } 15062 15063 @Override 15064 public void setApplicationEnabledSetting(String appPackageName, 15065 int newState, int flags, int userId, String callingPackage) { 15066 if (!sUserManager.exists(userId)) return; 15067 if (callingPackage == null) { 15068 callingPackage = Integer.toString(Binder.getCallingUid()); 15069 } 15070 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15071 } 15072 15073 @Override 15074 public void setComponentEnabledSetting(ComponentName componentName, 15075 int newState, int flags, int userId) { 15076 if (!sUserManager.exists(userId)) return; 15077 setEnabledSetting(componentName.getPackageName(), 15078 componentName.getClassName(), newState, flags, userId, null); 15079 } 15080 15081 private void setEnabledSetting(final String packageName, String className, int newState, 15082 final int flags, int userId, String callingPackage) { 15083 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15084 || newState == COMPONENT_ENABLED_STATE_ENABLED 15085 || newState == COMPONENT_ENABLED_STATE_DISABLED 15086 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15087 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15088 throw new IllegalArgumentException("Invalid new component state: " 15089 + newState); 15090 } 15091 PackageSetting pkgSetting; 15092 final int uid = Binder.getCallingUid(); 15093 final int permission = mContext.checkCallingOrSelfPermission( 15094 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15095 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15096 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15097 boolean sendNow = false; 15098 boolean isApp = (className == null); 15099 String componentName = isApp ? packageName : className; 15100 int packageUid = -1; 15101 ArrayList<String> components; 15102 15103 // writer 15104 synchronized (mPackages) { 15105 pkgSetting = mSettings.mPackages.get(packageName); 15106 if (pkgSetting == null) { 15107 if (className == null) { 15108 throw new IllegalArgumentException( 15109 "Unknown package: " + packageName); 15110 } 15111 throw new IllegalArgumentException( 15112 "Unknown component: " + packageName 15113 + "/" + className); 15114 } 15115 // Allow root and verify that userId is not being specified by a different user 15116 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15117 throw new SecurityException( 15118 "Permission Denial: attempt to change component state from pid=" 15119 + Binder.getCallingPid() 15120 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15121 } 15122 if (className == null) { 15123 // We're dealing with an application/package level state change 15124 if (pkgSetting.getEnabled(userId) == newState) { 15125 // Nothing to do 15126 return; 15127 } 15128 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15129 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15130 // Don't care about who enables an app. 15131 callingPackage = null; 15132 } 15133 pkgSetting.setEnabled(newState, userId, callingPackage); 15134 // pkgSetting.pkg.mSetEnabled = newState; 15135 } else { 15136 // We're dealing with a component level state change 15137 // First, verify that this is a valid class name. 15138 PackageParser.Package pkg = pkgSetting.pkg; 15139 if (pkg == null || !pkg.hasComponentClassName(className)) { 15140 if (pkg != null && 15141 pkg.applicationInfo.targetSdkVersion >= 15142 Build.VERSION_CODES.JELLY_BEAN) { 15143 throw new IllegalArgumentException("Component class " + className 15144 + " does not exist in " + packageName); 15145 } else { 15146 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15147 + className + " does not exist in " + packageName); 15148 } 15149 } 15150 switch (newState) { 15151 case COMPONENT_ENABLED_STATE_ENABLED: 15152 if (!pkgSetting.enableComponentLPw(className, userId)) { 15153 return; 15154 } 15155 break; 15156 case COMPONENT_ENABLED_STATE_DISABLED: 15157 if (!pkgSetting.disableComponentLPw(className, userId)) { 15158 return; 15159 } 15160 break; 15161 case COMPONENT_ENABLED_STATE_DEFAULT: 15162 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15163 return; 15164 } 15165 break; 15166 default: 15167 Slog.e(TAG, "Invalid new component state: " + newState); 15168 return; 15169 } 15170 } 15171 scheduleWritePackageRestrictionsLocked(userId); 15172 components = mPendingBroadcasts.get(userId, packageName); 15173 final boolean newPackage = components == null; 15174 if (newPackage) { 15175 components = new ArrayList<String>(); 15176 } 15177 if (!components.contains(componentName)) { 15178 components.add(componentName); 15179 } 15180 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15181 sendNow = true; 15182 // Purge entry from pending broadcast list if another one exists already 15183 // since we are sending one right away. 15184 mPendingBroadcasts.remove(userId, packageName); 15185 } else { 15186 if (newPackage) { 15187 mPendingBroadcasts.put(userId, packageName, components); 15188 } 15189 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15190 // Schedule a message 15191 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15192 } 15193 } 15194 } 15195 15196 long callingId = Binder.clearCallingIdentity(); 15197 try { 15198 if (sendNow) { 15199 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15200 sendPackageChangedBroadcast(packageName, 15201 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15202 } 15203 } finally { 15204 Binder.restoreCallingIdentity(callingId); 15205 } 15206 } 15207 15208 private void sendPackageChangedBroadcast(String packageName, 15209 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15210 if (DEBUG_INSTALL) 15211 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15212 + componentNames); 15213 Bundle extras = new Bundle(4); 15214 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15215 String nameList[] = new String[componentNames.size()]; 15216 componentNames.toArray(nameList); 15217 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15218 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15219 extras.putInt(Intent.EXTRA_UID, packageUid); 15220 // If this is not reporting a change of the overall package, then only send it 15221 // to registered receivers. We don't want to launch a swath of apps for every 15222 // little component state change. 15223 final int flags = !componentNames.contains(packageName) 15224 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15225 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15226 new int[] {UserHandle.getUserId(packageUid)}); 15227 } 15228 15229 @Override 15230 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15231 if (!sUserManager.exists(userId)) return; 15232 final int uid = Binder.getCallingUid(); 15233 final int permission = mContext.checkCallingOrSelfPermission( 15234 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15235 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15236 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15237 // writer 15238 synchronized (mPackages) { 15239 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15240 allowedByPermission, uid, userId)) { 15241 scheduleWritePackageRestrictionsLocked(userId); 15242 } 15243 } 15244 } 15245 15246 @Override 15247 public String getInstallerPackageName(String packageName) { 15248 // reader 15249 synchronized (mPackages) { 15250 return mSettings.getInstallerPackageNameLPr(packageName); 15251 } 15252 } 15253 15254 @Override 15255 public int getApplicationEnabledSetting(String packageName, int userId) { 15256 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15257 int uid = Binder.getCallingUid(); 15258 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15259 // reader 15260 synchronized (mPackages) { 15261 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15262 } 15263 } 15264 15265 @Override 15266 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15267 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15268 int uid = Binder.getCallingUid(); 15269 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15270 // reader 15271 synchronized (mPackages) { 15272 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15273 } 15274 } 15275 15276 @Override 15277 public void enterSafeMode() { 15278 enforceSystemOrRoot("Only the system can request entering safe mode"); 15279 15280 if (!mSystemReady) { 15281 mSafeMode = true; 15282 } 15283 } 15284 15285 @Override 15286 public void systemReady() { 15287 mSystemReady = true; 15288 15289 // Read the compatibilty setting when the system is ready. 15290 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15291 mContext.getContentResolver(), 15292 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15293 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15294 if (DEBUG_SETTINGS) { 15295 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15296 } 15297 15298 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15299 15300 synchronized (mPackages) { 15301 // Verify that all of the preferred activity components actually 15302 // exist. It is possible for applications to be updated and at 15303 // that point remove a previously declared activity component that 15304 // had been set as a preferred activity. We try to clean this up 15305 // the next time we encounter that preferred activity, but it is 15306 // possible for the user flow to never be able to return to that 15307 // situation so here we do a sanity check to make sure we haven't 15308 // left any junk around. 15309 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15310 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15311 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15312 removed.clear(); 15313 for (PreferredActivity pa : pir.filterSet()) { 15314 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15315 removed.add(pa); 15316 } 15317 } 15318 if (removed.size() > 0) { 15319 for (int r=0; r<removed.size(); r++) { 15320 PreferredActivity pa = removed.get(r); 15321 Slog.w(TAG, "Removing dangling preferred activity: " 15322 + pa.mPref.mComponent); 15323 pir.removeFilter(pa); 15324 } 15325 mSettings.writePackageRestrictionsLPr( 15326 mSettings.mPreferredActivities.keyAt(i)); 15327 } 15328 } 15329 15330 for (int userId : UserManagerService.getInstance().getUserIds()) { 15331 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15332 grantPermissionsUserIds = ArrayUtils.appendInt( 15333 grantPermissionsUserIds, userId); 15334 } 15335 } 15336 } 15337 sUserManager.systemReady(); 15338 15339 // If we upgraded grant all default permissions before kicking off. 15340 for (int userId : grantPermissionsUserIds) { 15341 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15342 } 15343 15344 // Kick off any messages waiting for system ready 15345 if (mPostSystemReadyMessages != null) { 15346 for (Message msg : mPostSystemReadyMessages) { 15347 msg.sendToTarget(); 15348 } 15349 mPostSystemReadyMessages = null; 15350 } 15351 15352 // Watch for external volumes that come and go over time 15353 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15354 storage.registerListener(mStorageListener); 15355 15356 mInstallerService.systemReady(); 15357 mPackageDexOptimizer.systemReady(); 15358 15359 MountServiceInternal mountServiceInternal = LocalServices.getService( 15360 MountServiceInternal.class); 15361 mountServiceInternal.addExternalStoragePolicy( 15362 new MountServiceInternal.ExternalStorageMountPolicy() { 15363 @Override 15364 public int getMountMode(int uid, String packageName) { 15365 if (Process.isIsolated(uid)) { 15366 return Zygote.MOUNT_EXTERNAL_NONE; 15367 } 15368 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15369 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15370 } 15371 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15372 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15373 } 15374 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15375 return Zygote.MOUNT_EXTERNAL_READ; 15376 } 15377 return Zygote.MOUNT_EXTERNAL_WRITE; 15378 } 15379 15380 @Override 15381 public boolean hasExternalStorage(int uid, String packageName) { 15382 return true; 15383 } 15384 }); 15385 } 15386 15387 @Override 15388 public boolean isSafeMode() { 15389 return mSafeMode; 15390 } 15391 15392 @Override 15393 public boolean hasSystemUidErrors() { 15394 return mHasSystemUidErrors; 15395 } 15396 15397 static String arrayToString(int[] array) { 15398 StringBuffer buf = new StringBuffer(128); 15399 buf.append('['); 15400 if (array != null) { 15401 for (int i=0; i<array.length; i++) { 15402 if (i > 0) buf.append(", "); 15403 buf.append(array[i]); 15404 } 15405 } 15406 buf.append(']'); 15407 return buf.toString(); 15408 } 15409 15410 static class DumpState { 15411 public static final int DUMP_LIBS = 1 << 0; 15412 public static final int DUMP_FEATURES = 1 << 1; 15413 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15414 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15415 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15416 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15417 public static final int DUMP_PERMISSIONS = 1 << 6; 15418 public static final int DUMP_PACKAGES = 1 << 7; 15419 public static final int DUMP_SHARED_USERS = 1 << 8; 15420 public static final int DUMP_MESSAGES = 1 << 9; 15421 public static final int DUMP_PROVIDERS = 1 << 10; 15422 public static final int DUMP_VERIFIERS = 1 << 11; 15423 public static final int DUMP_PREFERRED = 1 << 12; 15424 public static final int DUMP_PREFERRED_XML = 1 << 13; 15425 public static final int DUMP_KEYSETS = 1 << 14; 15426 public static final int DUMP_VERSION = 1 << 15; 15427 public static final int DUMP_INSTALLS = 1 << 16; 15428 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15429 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15430 15431 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15432 15433 private int mTypes; 15434 15435 private int mOptions; 15436 15437 private boolean mTitlePrinted; 15438 15439 private SharedUserSetting mSharedUser; 15440 15441 public boolean isDumping(int type) { 15442 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15443 return true; 15444 } 15445 15446 return (mTypes & type) != 0; 15447 } 15448 15449 public void setDump(int type) { 15450 mTypes |= type; 15451 } 15452 15453 public boolean isOptionEnabled(int option) { 15454 return (mOptions & option) != 0; 15455 } 15456 15457 public void setOptionEnabled(int option) { 15458 mOptions |= option; 15459 } 15460 15461 public boolean onTitlePrinted() { 15462 final boolean printed = mTitlePrinted; 15463 mTitlePrinted = true; 15464 return printed; 15465 } 15466 15467 public boolean getTitlePrinted() { 15468 return mTitlePrinted; 15469 } 15470 15471 public void setTitlePrinted(boolean enabled) { 15472 mTitlePrinted = enabled; 15473 } 15474 15475 public SharedUserSetting getSharedUser() { 15476 return mSharedUser; 15477 } 15478 15479 public void setSharedUser(SharedUserSetting user) { 15480 mSharedUser = user; 15481 } 15482 } 15483 15484 @Override 15485 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15486 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15487 (new PackageManagerShellCommand(this)).exec( 15488 this, in, out, err, args, resultReceiver); 15489 } 15490 15491 @Override 15492 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15493 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15494 != PackageManager.PERMISSION_GRANTED) { 15495 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15496 + Binder.getCallingPid() 15497 + ", uid=" + Binder.getCallingUid() 15498 + " without permission " 15499 + android.Manifest.permission.DUMP); 15500 return; 15501 } 15502 15503 DumpState dumpState = new DumpState(); 15504 boolean fullPreferred = false; 15505 boolean checkin = false; 15506 15507 String packageName = null; 15508 ArraySet<String> permissionNames = null; 15509 15510 int opti = 0; 15511 while (opti < args.length) { 15512 String opt = args[opti]; 15513 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15514 break; 15515 } 15516 opti++; 15517 15518 if ("-a".equals(opt)) { 15519 // Right now we only know how to print all. 15520 } else if ("-h".equals(opt)) { 15521 pw.println("Package manager dump options:"); 15522 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15523 pw.println(" --checkin: dump for a checkin"); 15524 pw.println(" -f: print details of intent filters"); 15525 pw.println(" -h: print this help"); 15526 pw.println(" cmd may be one of:"); 15527 pw.println(" l[ibraries]: list known shared libraries"); 15528 pw.println(" f[eatures]: list device features"); 15529 pw.println(" k[eysets]: print known keysets"); 15530 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15531 pw.println(" perm[issions]: dump permissions"); 15532 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15533 pw.println(" pref[erred]: print preferred package settings"); 15534 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15535 pw.println(" prov[iders]: dump content providers"); 15536 pw.println(" p[ackages]: dump installed packages"); 15537 pw.println(" s[hared-users]: dump shared user IDs"); 15538 pw.println(" m[essages]: print collected runtime messages"); 15539 pw.println(" v[erifiers]: print package verifier info"); 15540 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15541 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15542 pw.println(" version: print database version info"); 15543 pw.println(" write: write current settings now"); 15544 pw.println(" installs: details about install sessions"); 15545 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15546 pw.println(" <package.name>: info about given package"); 15547 return; 15548 } else if ("--checkin".equals(opt)) { 15549 checkin = true; 15550 } else if ("-f".equals(opt)) { 15551 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15552 } else { 15553 pw.println("Unknown argument: " + opt + "; use -h for help"); 15554 } 15555 } 15556 15557 // Is the caller requesting to dump a particular piece of data? 15558 if (opti < args.length) { 15559 String cmd = args[opti]; 15560 opti++; 15561 // Is this a package name? 15562 if ("android".equals(cmd) || cmd.contains(".")) { 15563 packageName = cmd; 15564 // When dumping a single package, we always dump all of its 15565 // filter information since the amount of data will be reasonable. 15566 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15567 } else if ("check-permission".equals(cmd)) { 15568 if (opti >= args.length) { 15569 pw.println("Error: check-permission missing permission argument"); 15570 return; 15571 } 15572 String perm = args[opti]; 15573 opti++; 15574 if (opti >= args.length) { 15575 pw.println("Error: check-permission missing package argument"); 15576 return; 15577 } 15578 String pkg = args[opti]; 15579 opti++; 15580 int user = UserHandle.getUserId(Binder.getCallingUid()); 15581 if (opti < args.length) { 15582 try { 15583 user = Integer.parseInt(args[opti]); 15584 } catch (NumberFormatException e) { 15585 pw.println("Error: check-permission user argument is not a number: " 15586 + args[opti]); 15587 return; 15588 } 15589 } 15590 pw.println(checkPermission(perm, pkg, user)); 15591 return; 15592 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15593 dumpState.setDump(DumpState.DUMP_LIBS); 15594 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15595 dumpState.setDump(DumpState.DUMP_FEATURES); 15596 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15597 if (opti >= args.length) { 15598 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15599 | DumpState.DUMP_SERVICE_RESOLVERS 15600 | DumpState.DUMP_RECEIVER_RESOLVERS 15601 | DumpState.DUMP_CONTENT_RESOLVERS); 15602 } else { 15603 while (opti < args.length) { 15604 String name = args[opti]; 15605 if ("a".equals(name) || "activity".equals(name)) { 15606 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15607 } else if ("s".equals(name) || "service".equals(name)) { 15608 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15609 } else if ("r".equals(name) || "receiver".equals(name)) { 15610 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15611 } else if ("c".equals(name) || "content".equals(name)) { 15612 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15613 } else { 15614 pw.println("Error: unknown resolver table type: " + name); 15615 return; 15616 } 15617 opti++; 15618 } 15619 } 15620 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15621 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15622 } else if ("permission".equals(cmd)) { 15623 if (opti >= args.length) { 15624 pw.println("Error: permission requires permission name"); 15625 return; 15626 } 15627 permissionNames = new ArraySet<>(); 15628 while (opti < args.length) { 15629 permissionNames.add(args[opti]); 15630 opti++; 15631 } 15632 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15633 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15634 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15635 dumpState.setDump(DumpState.DUMP_PREFERRED); 15636 } else if ("preferred-xml".equals(cmd)) { 15637 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15638 if (opti < args.length && "--full".equals(args[opti])) { 15639 fullPreferred = true; 15640 opti++; 15641 } 15642 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15643 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15644 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15645 dumpState.setDump(DumpState.DUMP_PACKAGES); 15646 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15647 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15648 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15649 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15650 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15651 dumpState.setDump(DumpState.DUMP_MESSAGES); 15652 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15653 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15654 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15655 || "intent-filter-verifiers".equals(cmd)) { 15656 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15657 } else if ("version".equals(cmd)) { 15658 dumpState.setDump(DumpState.DUMP_VERSION); 15659 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15660 dumpState.setDump(DumpState.DUMP_KEYSETS); 15661 } else if ("installs".equals(cmd)) { 15662 dumpState.setDump(DumpState.DUMP_INSTALLS); 15663 } else if ("write".equals(cmd)) { 15664 synchronized (mPackages) { 15665 mSettings.writeLPr(); 15666 pw.println("Settings written."); 15667 return; 15668 } 15669 } 15670 } 15671 15672 if (checkin) { 15673 pw.println("vers,1"); 15674 } 15675 15676 // reader 15677 synchronized (mPackages) { 15678 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15679 if (!checkin) { 15680 if (dumpState.onTitlePrinted()) 15681 pw.println(); 15682 pw.println("Database versions:"); 15683 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15684 } 15685 } 15686 15687 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15688 if (!checkin) { 15689 if (dumpState.onTitlePrinted()) 15690 pw.println(); 15691 pw.println("Verifiers:"); 15692 pw.print(" Required: "); 15693 pw.print(mRequiredVerifierPackage); 15694 pw.print(" (uid="); 15695 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15696 pw.println(")"); 15697 } else if (mRequiredVerifierPackage != null) { 15698 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15699 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15700 } 15701 } 15702 15703 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15704 packageName == null) { 15705 if (mIntentFilterVerifierComponent != null) { 15706 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15707 if (!checkin) { 15708 if (dumpState.onTitlePrinted()) 15709 pw.println(); 15710 pw.println("Intent Filter Verifier:"); 15711 pw.print(" Using: "); 15712 pw.print(verifierPackageName); 15713 pw.print(" (uid="); 15714 pw.print(getPackageUid(verifierPackageName, 0)); 15715 pw.println(")"); 15716 } else if (verifierPackageName != null) { 15717 pw.print("ifv,"); pw.print(verifierPackageName); 15718 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15719 } 15720 } else { 15721 pw.println(); 15722 pw.println("No Intent Filter Verifier available!"); 15723 } 15724 } 15725 15726 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15727 boolean printedHeader = false; 15728 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15729 while (it.hasNext()) { 15730 String name = it.next(); 15731 SharedLibraryEntry ent = mSharedLibraries.get(name); 15732 if (!checkin) { 15733 if (!printedHeader) { 15734 if (dumpState.onTitlePrinted()) 15735 pw.println(); 15736 pw.println("Libraries:"); 15737 printedHeader = true; 15738 } 15739 pw.print(" "); 15740 } else { 15741 pw.print("lib,"); 15742 } 15743 pw.print(name); 15744 if (!checkin) { 15745 pw.print(" -> "); 15746 } 15747 if (ent.path != null) { 15748 if (!checkin) { 15749 pw.print("(jar) "); 15750 pw.print(ent.path); 15751 } else { 15752 pw.print(",jar,"); 15753 pw.print(ent.path); 15754 } 15755 } else { 15756 if (!checkin) { 15757 pw.print("(apk) "); 15758 pw.print(ent.apk); 15759 } else { 15760 pw.print(",apk,"); 15761 pw.print(ent.apk); 15762 } 15763 } 15764 pw.println(); 15765 } 15766 } 15767 15768 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15769 if (dumpState.onTitlePrinted()) 15770 pw.println(); 15771 if (!checkin) { 15772 pw.println("Features:"); 15773 } 15774 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15775 while (it.hasNext()) { 15776 String name = it.next(); 15777 if (!checkin) { 15778 pw.print(" "); 15779 } else { 15780 pw.print("feat,"); 15781 } 15782 pw.println(name); 15783 } 15784 } 15785 15786 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15787 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15788 : "Activity Resolver Table:", " ", packageName, 15789 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15790 dumpState.setTitlePrinted(true); 15791 } 15792 } 15793 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15794 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15795 : "Receiver Resolver Table:", " ", packageName, 15796 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15797 dumpState.setTitlePrinted(true); 15798 } 15799 } 15800 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15801 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15802 : "Service Resolver Table:", " ", packageName, 15803 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15804 dumpState.setTitlePrinted(true); 15805 } 15806 } 15807 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15808 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15809 : "Provider Resolver Table:", " ", packageName, 15810 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15811 dumpState.setTitlePrinted(true); 15812 } 15813 } 15814 15815 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15816 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15817 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15818 int user = mSettings.mPreferredActivities.keyAt(i); 15819 if (pir.dump(pw, 15820 dumpState.getTitlePrinted() 15821 ? "\nPreferred Activities User " + user + ":" 15822 : "Preferred Activities User " + user + ":", " ", 15823 packageName, true, false)) { 15824 dumpState.setTitlePrinted(true); 15825 } 15826 } 15827 } 15828 15829 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15830 pw.flush(); 15831 FileOutputStream fout = new FileOutputStream(fd); 15832 BufferedOutputStream str = new BufferedOutputStream(fout); 15833 XmlSerializer serializer = new FastXmlSerializer(); 15834 try { 15835 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15836 serializer.startDocument(null, true); 15837 serializer.setFeature( 15838 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15839 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15840 serializer.endDocument(); 15841 serializer.flush(); 15842 } catch (IllegalArgumentException e) { 15843 pw.println("Failed writing: " + e); 15844 } catch (IllegalStateException e) { 15845 pw.println("Failed writing: " + e); 15846 } catch (IOException e) { 15847 pw.println("Failed writing: " + e); 15848 } 15849 } 15850 15851 if (!checkin 15852 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15853 && packageName == null) { 15854 pw.println(); 15855 int count = mSettings.mPackages.size(); 15856 if (count == 0) { 15857 pw.println("No applications!"); 15858 pw.println(); 15859 } else { 15860 final String prefix = " "; 15861 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15862 if (allPackageSettings.size() == 0) { 15863 pw.println("No domain preferred apps!"); 15864 pw.println(); 15865 } else { 15866 pw.println("App verification status:"); 15867 pw.println(); 15868 count = 0; 15869 for (PackageSetting ps : allPackageSettings) { 15870 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15871 if (ivi == null || ivi.getPackageName() == null) continue; 15872 pw.println(prefix + "Package: " + ivi.getPackageName()); 15873 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15874 pw.println(prefix + "Status: " + ivi.getStatusString()); 15875 pw.println(); 15876 count++; 15877 } 15878 if (count == 0) { 15879 pw.println(prefix + "No app verification established."); 15880 pw.println(); 15881 } 15882 for (int userId : sUserManager.getUserIds()) { 15883 pw.println("App linkages for user " + userId + ":"); 15884 pw.println(); 15885 count = 0; 15886 for (PackageSetting ps : allPackageSettings) { 15887 final long status = ps.getDomainVerificationStatusForUser(userId); 15888 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15889 continue; 15890 } 15891 pw.println(prefix + "Package: " + ps.name); 15892 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15893 String statusStr = IntentFilterVerificationInfo. 15894 getStatusStringFromValue(status); 15895 pw.println(prefix + "Status: " + statusStr); 15896 pw.println(); 15897 count++; 15898 } 15899 if (count == 0) { 15900 pw.println(prefix + "No configured app linkages."); 15901 pw.println(); 15902 } 15903 } 15904 } 15905 } 15906 } 15907 15908 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15909 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15910 if (packageName == null && permissionNames == null) { 15911 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15912 if (iperm == 0) { 15913 if (dumpState.onTitlePrinted()) 15914 pw.println(); 15915 pw.println("AppOp Permissions:"); 15916 } 15917 pw.print(" AppOp Permission "); 15918 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15919 pw.println(":"); 15920 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15921 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15922 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15923 } 15924 } 15925 } 15926 } 15927 15928 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15929 boolean printedSomething = false; 15930 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15931 if (packageName != null && !packageName.equals(p.info.packageName)) { 15932 continue; 15933 } 15934 if (!printedSomething) { 15935 if (dumpState.onTitlePrinted()) 15936 pw.println(); 15937 pw.println("Registered ContentProviders:"); 15938 printedSomething = true; 15939 } 15940 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15941 pw.print(" "); pw.println(p.toString()); 15942 } 15943 printedSomething = false; 15944 for (Map.Entry<String, PackageParser.Provider> entry : 15945 mProvidersByAuthority.entrySet()) { 15946 PackageParser.Provider p = entry.getValue(); 15947 if (packageName != null && !packageName.equals(p.info.packageName)) { 15948 continue; 15949 } 15950 if (!printedSomething) { 15951 if (dumpState.onTitlePrinted()) 15952 pw.println(); 15953 pw.println("ContentProvider Authorities:"); 15954 printedSomething = true; 15955 } 15956 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15957 pw.print(" "); pw.println(p.toString()); 15958 if (p.info != null && p.info.applicationInfo != null) { 15959 final String appInfo = p.info.applicationInfo.toString(); 15960 pw.print(" applicationInfo="); pw.println(appInfo); 15961 } 15962 } 15963 } 15964 15965 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15966 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15967 } 15968 15969 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15970 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15971 } 15972 15973 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15974 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15975 } 15976 15977 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15978 // XXX should handle packageName != null by dumping only install data that 15979 // the given package is involved with. 15980 if (dumpState.onTitlePrinted()) pw.println(); 15981 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15982 } 15983 15984 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15985 if (dumpState.onTitlePrinted()) pw.println(); 15986 mSettings.dumpReadMessagesLPr(pw, dumpState); 15987 15988 pw.println(); 15989 pw.println("Package warning messages:"); 15990 BufferedReader in = null; 15991 String line = null; 15992 try { 15993 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15994 while ((line = in.readLine()) != null) { 15995 if (line.contains("ignored: updated version")) continue; 15996 pw.println(line); 15997 } 15998 } catch (IOException ignored) { 15999 } finally { 16000 IoUtils.closeQuietly(in); 16001 } 16002 } 16003 16004 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 16005 BufferedReader in = null; 16006 String line = null; 16007 try { 16008 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 16009 while ((line = in.readLine()) != null) { 16010 if (line.contains("ignored: updated version")) continue; 16011 pw.print("msg,"); 16012 pw.println(line); 16013 } 16014 } catch (IOException ignored) { 16015 } finally { 16016 IoUtils.closeQuietly(in); 16017 } 16018 } 16019 } 16020 } 16021 16022 private String dumpDomainString(String packageName) { 16023 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16024 List<IntentFilter> filters = getAllIntentFilters(packageName); 16025 16026 ArraySet<String> result = new ArraySet<>(); 16027 if (iviList.size() > 0) { 16028 for (IntentFilterVerificationInfo ivi : iviList) { 16029 for (String host : ivi.getDomains()) { 16030 result.add(host); 16031 } 16032 } 16033 } 16034 if (filters != null && filters.size() > 0) { 16035 for (IntentFilter filter : filters) { 16036 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16037 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16038 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16039 result.addAll(filter.getHostsList()); 16040 } 16041 } 16042 } 16043 16044 StringBuilder sb = new StringBuilder(result.size() * 16); 16045 for (String domain : result) { 16046 if (sb.length() > 0) sb.append(" "); 16047 sb.append(domain); 16048 } 16049 return sb.toString(); 16050 } 16051 16052 // ------- apps on sdcard specific code ------- 16053 static final boolean DEBUG_SD_INSTALL = false; 16054 16055 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16056 16057 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16058 16059 private boolean mMediaMounted = false; 16060 16061 static String getEncryptKey() { 16062 try { 16063 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16064 SD_ENCRYPTION_KEYSTORE_NAME); 16065 if (sdEncKey == null) { 16066 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16067 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16068 if (sdEncKey == null) { 16069 Slog.e(TAG, "Failed to create encryption keys"); 16070 return null; 16071 } 16072 } 16073 return sdEncKey; 16074 } catch (NoSuchAlgorithmException nsae) { 16075 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16076 return null; 16077 } catch (IOException ioe) { 16078 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16079 return null; 16080 } 16081 } 16082 16083 /* 16084 * Update media status on PackageManager. 16085 */ 16086 @Override 16087 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16088 int callingUid = Binder.getCallingUid(); 16089 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16090 throw new SecurityException("Media status can only be updated by the system"); 16091 } 16092 // reader; this apparently protects mMediaMounted, but should probably 16093 // be a different lock in that case. 16094 synchronized (mPackages) { 16095 Log.i(TAG, "Updating external media status from " 16096 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16097 + (mediaStatus ? "mounted" : "unmounted")); 16098 if (DEBUG_SD_INSTALL) 16099 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16100 + ", mMediaMounted=" + mMediaMounted); 16101 if (mediaStatus == mMediaMounted) { 16102 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16103 : 0, -1); 16104 mHandler.sendMessage(msg); 16105 return; 16106 } 16107 mMediaMounted = mediaStatus; 16108 } 16109 // Queue up an async operation since the package installation may take a 16110 // little while. 16111 mHandler.post(new Runnable() { 16112 public void run() { 16113 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16114 } 16115 }); 16116 } 16117 16118 /** 16119 * Called by MountService when the initial ASECs to scan are available. 16120 * Should block until all the ASEC containers are finished being scanned. 16121 */ 16122 public void scanAvailableAsecs() { 16123 updateExternalMediaStatusInner(true, false, false); 16124 if (mShouldRestoreconData) { 16125 SELinuxMMAC.setRestoreconDone(); 16126 mShouldRestoreconData = false; 16127 } 16128 } 16129 16130 /* 16131 * Collect information of applications on external media, map them against 16132 * existing containers and update information based on current mount status. 16133 * Please note that we always have to report status if reportStatus has been 16134 * set to true especially when unloading packages. 16135 */ 16136 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16137 boolean externalStorage) { 16138 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16139 int[] uidArr = EmptyArray.INT; 16140 16141 final String[] list = PackageHelper.getSecureContainerList(); 16142 if (ArrayUtils.isEmpty(list)) { 16143 Log.i(TAG, "No secure containers found"); 16144 } else { 16145 // Process list of secure containers and categorize them 16146 // as active or stale based on their package internal state. 16147 16148 // reader 16149 synchronized (mPackages) { 16150 for (String cid : list) { 16151 // Leave stages untouched for now; installer service owns them 16152 if (PackageInstallerService.isStageName(cid)) continue; 16153 16154 if (DEBUG_SD_INSTALL) 16155 Log.i(TAG, "Processing container " + cid); 16156 String pkgName = getAsecPackageName(cid); 16157 if (pkgName == null) { 16158 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16159 continue; 16160 } 16161 if (DEBUG_SD_INSTALL) 16162 Log.i(TAG, "Looking for pkg : " + pkgName); 16163 16164 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16165 if (ps == null) { 16166 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16167 continue; 16168 } 16169 16170 /* 16171 * Skip packages that are not external if we're unmounting 16172 * external storage. 16173 */ 16174 if (externalStorage && !isMounted && !isExternal(ps)) { 16175 continue; 16176 } 16177 16178 final AsecInstallArgs args = new AsecInstallArgs(cid, 16179 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16180 // The package status is changed only if the code path 16181 // matches between settings and the container id. 16182 if (ps.codePathString != null 16183 && ps.codePathString.startsWith(args.getCodePath())) { 16184 if (DEBUG_SD_INSTALL) { 16185 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16186 + " at code path: " + ps.codePathString); 16187 } 16188 16189 // We do have a valid package installed on sdcard 16190 processCids.put(args, ps.codePathString); 16191 final int uid = ps.appId; 16192 if (uid != -1) { 16193 uidArr = ArrayUtils.appendInt(uidArr, uid); 16194 } 16195 } else { 16196 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16197 + ps.codePathString); 16198 } 16199 } 16200 } 16201 16202 Arrays.sort(uidArr); 16203 } 16204 16205 // Process packages with valid entries. 16206 if (isMounted) { 16207 if (DEBUG_SD_INSTALL) 16208 Log.i(TAG, "Loading packages"); 16209 loadMediaPackages(processCids, uidArr, externalStorage); 16210 startCleaningPackages(); 16211 mInstallerService.onSecureContainersAvailable(); 16212 } else { 16213 if (DEBUG_SD_INSTALL) 16214 Log.i(TAG, "Unloading packages"); 16215 unloadMediaPackages(processCids, uidArr, reportStatus); 16216 } 16217 } 16218 16219 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16220 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16221 final int size = infos.size(); 16222 final String[] packageNames = new String[size]; 16223 final int[] packageUids = new int[size]; 16224 for (int i = 0; i < size; i++) { 16225 final ApplicationInfo info = infos.get(i); 16226 packageNames[i] = info.packageName; 16227 packageUids[i] = info.uid; 16228 } 16229 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16230 finishedReceiver); 16231 } 16232 16233 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16234 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16235 sendResourcesChangedBroadcast(mediaStatus, replacing, 16236 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16237 } 16238 16239 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16240 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16241 int size = pkgList.length; 16242 if (size > 0) { 16243 // Send broadcasts here 16244 Bundle extras = new Bundle(); 16245 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16246 if (uidArr != null) { 16247 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16248 } 16249 if (replacing) { 16250 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16251 } 16252 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16253 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16254 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16255 } 16256 } 16257 16258 /* 16259 * Look at potentially valid container ids from processCids If package 16260 * information doesn't match the one on record or package scanning fails, 16261 * the cid is added to list of removeCids. We currently don't delete stale 16262 * containers. 16263 */ 16264 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16265 boolean externalStorage) { 16266 ArrayList<String> pkgList = new ArrayList<String>(); 16267 Set<AsecInstallArgs> keys = processCids.keySet(); 16268 16269 for (AsecInstallArgs args : keys) { 16270 String codePath = processCids.get(args); 16271 if (DEBUG_SD_INSTALL) 16272 Log.i(TAG, "Loading container : " + args.cid); 16273 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16274 try { 16275 // Make sure there are no container errors first. 16276 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16277 Slog.e(TAG, "Failed to mount cid : " + args.cid 16278 + " when installing from sdcard"); 16279 continue; 16280 } 16281 // Check code path here. 16282 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16283 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16284 + " does not match one in settings " + codePath); 16285 continue; 16286 } 16287 // Parse package 16288 int parseFlags = mDefParseFlags; 16289 if (args.isExternalAsec()) { 16290 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16291 } 16292 if (args.isFwdLocked()) { 16293 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16294 } 16295 16296 synchronized (mInstallLock) { 16297 PackageParser.Package pkg = null; 16298 try { 16299 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16300 } catch (PackageManagerException e) { 16301 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16302 } 16303 // Scan the package 16304 if (pkg != null) { 16305 /* 16306 * TODO why is the lock being held? doPostInstall is 16307 * called in other places without the lock. This needs 16308 * to be straightened out. 16309 */ 16310 // writer 16311 synchronized (mPackages) { 16312 retCode = PackageManager.INSTALL_SUCCEEDED; 16313 pkgList.add(pkg.packageName); 16314 // Post process args 16315 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16316 pkg.applicationInfo.uid); 16317 } 16318 } else { 16319 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16320 } 16321 } 16322 16323 } finally { 16324 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16325 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16326 } 16327 } 16328 } 16329 // writer 16330 synchronized (mPackages) { 16331 // If the platform SDK has changed since the last time we booted, 16332 // we need to re-grant app permission to catch any new ones that 16333 // appear. This is really a hack, and means that apps can in some 16334 // cases get permissions that the user didn't initially explicitly 16335 // allow... it would be nice to have some better way to handle 16336 // this situation. 16337 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16338 : mSettings.getInternalVersion(); 16339 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16340 : StorageManager.UUID_PRIVATE_INTERNAL; 16341 16342 int updateFlags = UPDATE_PERMISSIONS_ALL; 16343 if (ver.sdkVersion != mSdkVersion) { 16344 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16345 + mSdkVersion + "; regranting permissions for external"); 16346 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16347 } 16348 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16349 16350 // Yay, everything is now upgraded 16351 ver.forceCurrent(); 16352 16353 // can downgrade to reader 16354 // Persist settings 16355 mSettings.writeLPr(); 16356 } 16357 // Send a broadcast to let everyone know we are done processing 16358 if (pkgList.size() > 0) { 16359 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16360 } 16361 } 16362 16363 /* 16364 * Utility method to unload a list of specified containers 16365 */ 16366 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16367 // Just unmount all valid containers. 16368 for (AsecInstallArgs arg : cidArgs) { 16369 synchronized (mInstallLock) { 16370 arg.doPostDeleteLI(false); 16371 } 16372 } 16373 } 16374 16375 /* 16376 * Unload packages mounted on external media. This involves deleting package 16377 * data from internal structures, sending broadcasts about diabled packages, 16378 * gc'ing to free up references, unmounting all secure containers 16379 * corresponding to packages on external media, and posting a 16380 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16381 * that we always have to post this message if status has been requested no 16382 * matter what. 16383 */ 16384 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16385 final boolean reportStatus) { 16386 if (DEBUG_SD_INSTALL) 16387 Log.i(TAG, "unloading media packages"); 16388 ArrayList<String> pkgList = new ArrayList<String>(); 16389 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16390 final Set<AsecInstallArgs> keys = processCids.keySet(); 16391 for (AsecInstallArgs args : keys) { 16392 String pkgName = args.getPackageName(); 16393 if (DEBUG_SD_INSTALL) 16394 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16395 // Delete package internally 16396 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16397 synchronized (mInstallLock) { 16398 boolean res = deletePackageLI(pkgName, null, false, null, null, 16399 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16400 if (res) { 16401 pkgList.add(pkgName); 16402 } else { 16403 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16404 failedList.add(args); 16405 } 16406 } 16407 } 16408 16409 // reader 16410 synchronized (mPackages) { 16411 // We didn't update the settings after removing each package; 16412 // write them now for all packages. 16413 mSettings.writeLPr(); 16414 } 16415 16416 // We have to absolutely send UPDATED_MEDIA_STATUS only 16417 // after confirming that all the receivers processed the ordered 16418 // broadcast when packages get disabled, force a gc to clean things up. 16419 // and unload all the containers. 16420 if (pkgList.size() > 0) { 16421 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16422 new IIntentReceiver.Stub() { 16423 public void performReceive(Intent intent, int resultCode, String data, 16424 Bundle extras, boolean ordered, boolean sticky, 16425 int sendingUser) throws RemoteException { 16426 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16427 reportStatus ? 1 : 0, 1, keys); 16428 mHandler.sendMessage(msg); 16429 } 16430 }); 16431 } else { 16432 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16433 keys); 16434 mHandler.sendMessage(msg); 16435 } 16436 } 16437 16438 private void loadPrivatePackages(final VolumeInfo vol) { 16439 mHandler.post(new Runnable() { 16440 @Override 16441 public void run() { 16442 loadPrivatePackagesInner(vol); 16443 } 16444 }); 16445 } 16446 16447 private void loadPrivatePackagesInner(VolumeInfo vol) { 16448 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16449 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16450 16451 final VersionInfo ver; 16452 final List<PackageSetting> packages; 16453 synchronized (mPackages) { 16454 ver = mSettings.findOrCreateVersion(vol.fsUuid); 16455 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16456 } 16457 16458 for (PackageSetting ps : packages) { 16459 synchronized (mInstallLock) { 16460 final PackageParser.Package pkg; 16461 try { 16462 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16463 loaded.add(pkg.applicationInfo); 16464 } catch (PackageManagerException e) { 16465 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16466 } 16467 16468 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16469 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16470 } 16471 } 16472 } 16473 16474 synchronized (mPackages) { 16475 int updateFlags = UPDATE_PERMISSIONS_ALL; 16476 if (ver.sdkVersion != mSdkVersion) { 16477 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16478 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16479 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16480 } 16481 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 16482 16483 // Yay, everything is now upgraded 16484 ver.forceCurrent(); 16485 16486 mSettings.writeLPr(); 16487 } 16488 16489 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16490 sendResourcesChangedBroadcast(true, false, loaded, null); 16491 } 16492 16493 private void unloadPrivatePackages(final VolumeInfo vol) { 16494 mHandler.post(new Runnable() { 16495 @Override 16496 public void run() { 16497 unloadPrivatePackagesInner(vol); 16498 } 16499 }); 16500 } 16501 16502 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16503 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16504 synchronized (mInstallLock) { 16505 synchronized (mPackages) { 16506 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16507 for (PackageSetting ps : packages) { 16508 if (ps.pkg == null) continue; 16509 16510 final ApplicationInfo info = ps.pkg.applicationInfo; 16511 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16512 if (deletePackageLI(ps.name, null, false, null, null, 16513 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16514 unloaded.add(info); 16515 } else { 16516 Slog.w(TAG, "Failed to unload " + ps.codePath); 16517 } 16518 } 16519 16520 mSettings.writeLPr(); 16521 } 16522 } 16523 16524 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16525 sendResourcesChangedBroadcast(false, false, unloaded, null); 16526 } 16527 16528 /** 16529 * Examine all users present on given mounted volume, and destroy data 16530 * belonging to users that are no longer valid, or whose user ID has been 16531 * recycled. 16532 */ 16533 private void reconcileUsers(String volumeUuid) { 16534 final File[] files = FileUtils 16535 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16536 for (File file : files) { 16537 if (!file.isDirectory()) continue; 16538 16539 final int userId; 16540 final UserInfo info; 16541 try { 16542 userId = Integer.parseInt(file.getName()); 16543 info = sUserManager.getUserInfo(userId); 16544 } catch (NumberFormatException e) { 16545 Slog.w(TAG, "Invalid user directory " + file); 16546 continue; 16547 } 16548 16549 boolean destroyUser = false; 16550 if (info == null) { 16551 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16552 + " because no matching user was found"); 16553 destroyUser = true; 16554 } else { 16555 try { 16556 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16557 } catch (IOException e) { 16558 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16559 + " because we failed to enforce serial number: " + e); 16560 destroyUser = true; 16561 } 16562 } 16563 16564 if (destroyUser) { 16565 synchronized (mInstallLock) { 16566 mInstaller.removeUserDataDirs(volumeUuid, userId); 16567 } 16568 } 16569 } 16570 16571 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16572 final UserManager um = mContext.getSystemService(UserManager.class); 16573 for (UserInfo user : um.getUsers()) { 16574 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16575 if (userDir.exists()) continue; 16576 16577 try { 16578 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16579 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16580 } catch (IOException e) { 16581 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16582 } 16583 } 16584 } 16585 16586 /** 16587 * Examine all apps present on given mounted volume, and destroy apps that 16588 * aren't expected, either due to uninstallation or reinstallation on 16589 * another volume. 16590 */ 16591 private void reconcileApps(String volumeUuid) { 16592 final File[] files = FileUtils 16593 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16594 for (File file : files) { 16595 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16596 && !PackageInstallerService.isStageName(file.getName()); 16597 if (!isPackage) { 16598 // Ignore entries which are not packages 16599 continue; 16600 } 16601 16602 boolean destroyApp = false; 16603 String packageName = null; 16604 try { 16605 final PackageLite pkg = PackageParser.parsePackageLite(file, 16606 PackageParser.PARSE_MUST_BE_APK); 16607 packageName = pkg.packageName; 16608 16609 synchronized (mPackages) { 16610 final PackageSetting ps = mSettings.mPackages.get(packageName); 16611 if (ps == null) { 16612 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16613 + volumeUuid + " because we found no install record"); 16614 destroyApp = true; 16615 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16616 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16617 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16618 destroyApp = true; 16619 } 16620 } 16621 16622 } catch (PackageParserException e) { 16623 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16624 destroyApp = true; 16625 } 16626 16627 if (destroyApp) { 16628 synchronized (mInstallLock) { 16629 if (packageName != null) { 16630 removeDataDirsLI(volumeUuid, packageName); 16631 } 16632 if (file.isDirectory()) { 16633 mInstaller.rmPackageDir(file.getAbsolutePath()); 16634 } else { 16635 file.delete(); 16636 } 16637 } 16638 } 16639 } 16640 } 16641 16642 private void unfreezePackage(String packageName) { 16643 synchronized (mPackages) { 16644 final PackageSetting ps = mSettings.mPackages.get(packageName); 16645 if (ps != null) { 16646 ps.frozen = false; 16647 } 16648 } 16649 } 16650 16651 @Override 16652 public int movePackage(final String packageName, final String volumeUuid) { 16653 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16654 16655 final int moveId = mNextMoveId.getAndIncrement(); 16656 mHandler.post(new Runnable() { 16657 @Override 16658 public void run() { 16659 try { 16660 movePackageInternal(packageName, volumeUuid, moveId); 16661 } catch (PackageManagerException e) { 16662 Slog.w(TAG, "Failed to move " + packageName, e); 16663 mMoveCallbacks.notifyStatusChanged(moveId, 16664 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16665 } 16666 } 16667 }); 16668 return moveId; 16669 } 16670 16671 private void movePackageInternal(final String packageName, final String volumeUuid, 16672 final int moveId) throws PackageManagerException { 16673 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16674 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16675 final PackageManager pm = mContext.getPackageManager(); 16676 16677 final boolean currentAsec; 16678 final String currentVolumeUuid; 16679 final File codeFile; 16680 final String installerPackageName; 16681 final String packageAbiOverride; 16682 final int appId; 16683 final String seinfo; 16684 final String label; 16685 16686 // reader 16687 synchronized (mPackages) { 16688 final PackageParser.Package pkg = mPackages.get(packageName); 16689 final PackageSetting ps = mSettings.mPackages.get(packageName); 16690 if (pkg == null || ps == null) { 16691 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16692 } 16693 16694 if (pkg.applicationInfo.isSystemApp()) { 16695 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16696 "Cannot move system application"); 16697 } 16698 16699 if (pkg.applicationInfo.isExternalAsec()) { 16700 currentAsec = true; 16701 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16702 } else if (pkg.applicationInfo.isForwardLocked()) { 16703 currentAsec = true; 16704 currentVolumeUuid = "forward_locked"; 16705 } else { 16706 currentAsec = false; 16707 currentVolumeUuid = ps.volumeUuid; 16708 16709 final File probe = new File(pkg.codePath); 16710 final File probeOat = new File(probe, "oat"); 16711 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16712 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16713 "Move only supported for modern cluster style installs"); 16714 } 16715 } 16716 16717 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16718 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16719 "Package already moved to " + volumeUuid); 16720 } 16721 16722 if (ps.frozen) { 16723 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16724 "Failed to move already frozen package"); 16725 } 16726 ps.frozen = true; 16727 16728 codeFile = new File(pkg.codePath); 16729 installerPackageName = ps.installerPackageName; 16730 packageAbiOverride = ps.cpuAbiOverrideString; 16731 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16732 seinfo = pkg.applicationInfo.seinfo; 16733 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16734 } 16735 16736 // Now that we're guarded by frozen state, kill app during move 16737 final long token = Binder.clearCallingIdentity(); 16738 try { 16739 killApplication(packageName, appId, "move pkg"); 16740 } finally { 16741 Binder.restoreCallingIdentity(token); 16742 } 16743 16744 final Bundle extras = new Bundle(); 16745 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16746 extras.putString(Intent.EXTRA_TITLE, label); 16747 mMoveCallbacks.notifyCreated(moveId, extras); 16748 16749 int installFlags; 16750 final boolean moveCompleteApp; 16751 final File measurePath; 16752 16753 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16754 installFlags = INSTALL_INTERNAL; 16755 moveCompleteApp = !currentAsec; 16756 measurePath = Environment.getDataAppDirectory(volumeUuid); 16757 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16758 installFlags = INSTALL_EXTERNAL; 16759 moveCompleteApp = false; 16760 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16761 } else { 16762 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16763 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16764 || !volume.isMountedWritable()) { 16765 unfreezePackage(packageName); 16766 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16767 "Move location not mounted private volume"); 16768 } 16769 16770 Preconditions.checkState(!currentAsec); 16771 16772 installFlags = INSTALL_INTERNAL; 16773 moveCompleteApp = true; 16774 measurePath = Environment.getDataAppDirectory(volumeUuid); 16775 } 16776 16777 final PackageStats stats = new PackageStats(null, -1); 16778 synchronized (mInstaller) { 16779 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16780 unfreezePackage(packageName); 16781 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16782 "Failed to measure package size"); 16783 } 16784 } 16785 16786 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16787 + stats.dataSize); 16788 16789 final long startFreeBytes = measurePath.getFreeSpace(); 16790 final long sizeBytes; 16791 if (moveCompleteApp) { 16792 sizeBytes = stats.codeSize + stats.dataSize; 16793 } else { 16794 sizeBytes = stats.codeSize; 16795 } 16796 16797 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16798 unfreezePackage(packageName); 16799 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16800 "Not enough free space to move"); 16801 } 16802 16803 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16804 16805 final CountDownLatch installedLatch = new CountDownLatch(1); 16806 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16807 @Override 16808 public void onUserActionRequired(Intent intent) throws RemoteException { 16809 throw new IllegalStateException(); 16810 } 16811 16812 @Override 16813 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16814 Bundle extras) throws RemoteException { 16815 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16816 + PackageManager.installStatusToString(returnCode, msg)); 16817 16818 installedLatch.countDown(); 16819 16820 // Regardless of success or failure of the move operation, 16821 // always unfreeze the package 16822 unfreezePackage(packageName); 16823 16824 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16825 switch (status) { 16826 case PackageInstaller.STATUS_SUCCESS: 16827 mMoveCallbacks.notifyStatusChanged(moveId, 16828 PackageManager.MOVE_SUCCEEDED); 16829 break; 16830 case PackageInstaller.STATUS_FAILURE_STORAGE: 16831 mMoveCallbacks.notifyStatusChanged(moveId, 16832 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16833 break; 16834 default: 16835 mMoveCallbacks.notifyStatusChanged(moveId, 16836 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16837 break; 16838 } 16839 } 16840 }; 16841 16842 final MoveInfo move; 16843 if (moveCompleteApp) { 16844 // Kick off a thread to report progress estimates 16845 new Thread() { 16846 @Override 16847 public void run() { 16848 while (true) { 16849 try { 16850 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16851 break; 16852 } 16853 } catch (InterruptedException ignored) { 16854 } 16855 16856 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16857 final int progress = 10 + (int) MathUtils.constrain( 16858 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16859 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16860 } 16861 } 16862 }.start(); 16863 16864 final String dataAppName = codeFile.getName(); 16865 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16866 dataAppName, appId, seinfo); 16867 } else { 16868 move = null; 16869 } 16870 16871 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16872 16873 final Message msg = mHandler.obtainMessage(INIT_COPY); 16874 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16875 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16876 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16877 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16878 msg.obj = params; 16879 16880 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16881 System.identityHashCode(msg.obj)); 16882 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16883 System.identityHashCode(msg.obj)); 16884 16885 mHandler.sendMessage(msg); 16886 } 16887 16888 @Override 16889 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16890 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16891 16892 final int realMoveId = mNextMoveId.getAndIncrement(); 16893 final Bundle extras = new Bundle(); 16894 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16895 mMoveCallbacks.notifyCreated(realMoveId, extras); 16896 16897 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16898 @Override 16899 public void onCreated(int moveId, Bundle extras) { 16900 // Ignored 16901 } 16902 16903 @Override 16904 public void onStatusChanged(int moveId, int status, long estMillis) { 16905 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16906 } 16907 }; 16908 16909 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16910 storage.setPrimaryStorageUuid(volumeUuid, callback); 16911 return realMoveId; 16912 } 16913 16914 @Override 16915 public int getMoveStatus(int moveId) { 16916 mContext.enforceCallingOrSelfPermission( 16917 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16918 return mMoveCallbacks.mLastStatus.get(moveId); 16919 } 16920 16921 @Override 16922 public void registerMoveCallback(IPackageMoveObserver callback) { 16923 mContext.enforceCallingOrSelfPermission( 16924 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16925 mMoveCallbacks.register(callback); 16926 } 16927 16928 @Override 16929 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16930 mContext.enforceCallingOrSelfPermission( 16931 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16932 mMoveCallbacks.unregister(callback); 16933 } 16934 16935 @Override 16936 public boolean setInstallLocation(int loc) { 16937 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16938 null); 16939 if (getInstallLocation() == loc) { 16940 return true; 16941 } 16942 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16943 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16944 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16945 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16946 return true; 16947 } 16948 return false; 16949 } 16950 16951 @Override 16952 public int getInstallLocation() { 16953 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16954 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16955 PackageHelper.APP_INSTALL_AUTO); 16956 } 16957 16958 /** Called by UserManagerService */ 16959 void cleanUpUser(UserManagerService userManager, int userHandle) { 16960 synchronized (mPackages) { 16961 mDirtyUsers.remove(userHandle); 16962 mUserNeedsBadging.delete(userHandle); 16963 mSettings.removeUserLPw(userHandle); 16964 mPendingBroadcasts.remove(userHandle); 16965 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 16966 } 16967 synchronized (mInstallLock) { 16968 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16969 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16970 final String volumeUuid = vol.getFsUuid(); 16971 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16972 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16973 } 16974 synchronized (mPackages) { 16975 removeUnusedPackagesLILPw(userManager, userHandle); 16976 } 16977 } 16978 } 16979 16980 /** 16981 * We're removing userHandle and would like to remove any downloaded packages 16982 * that are no longer in use by any other user. 16983 * @param userHandle the user being removed 16984 */ 16985 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16986 final boolean DEBUG_CLEAN_APKS = false; 16987 int [] users = userManager.getUserIds(); 16988 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16989 while (psit.hasNext()) { 16990 PackageSetting ps = psit.next(); 16991 if (ps.pkg == null) { 16992 continue; 16993 } 16994 final String packageName = ps.pkg.packageName; 16995 // Skip over if system app 16996 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16997 continue; 16998 } 16999 if (DEBUG_CLEAN_APKS) { 17000 Slog.i(TAG, "Checking package " + packageName); 17001 } 17002 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 17003 if (keep) { 17004 if (DEBUG_CLEAN_APKS) { 17005 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 17006 } 17007 } else { 17008 for (int i = 0; i < users.length; i++) { 17009 if (users[i] != userHandle && ps.getInstalled(users[i])) { 17010 keep = true; 17011 if (DEBUG_CLEAN_APKS) { 17012 Slog.i(TAG, " Keeping package " + packageName + " for user " 17013 + users[i]); 17014 } 17015 break; 17016 } 17017 } 17018 } 17019 if (!keep) { 17020 if (DEBUG_CLEAN_APKS) { 17021 Slog.i(TAG, " Removing package " + packageName); 17022 } 17023 mHandler.post(new Runnable() { 17024 public void run() { 17025 deletePackageX(packageName, userHandle, 0); 17026 } //end run 17027 }); 17028 } 17029 } 17030 } 17031 17032 /** Called by UserManagerService */ 17033 void createNewUser(int userHandle) { 17034 synchronized (mInstallLock) { 17035 mInstaller.createUserConfig(userHandle); 17036 mSettings.createNewUserLI(this, mInstaller, userHandle); 17037 } 17038 synchronized (mPackages) { 17039 applyFactoryDefaultBrowserLPw(userHandle); 17040 primeDomainVerificationsLPw(userHandle); 17041 } 17042 } 17043 17044 void newUserCreated(final int userHandle) { 17045 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17046 // If permission review for legacy apps is required, we represent 17047 // dagerous permissions for such apps as always granted runtime 17048 // permissions to keep per user flag state whether review is needed. 17049 // Hence, if a new user is added we have to propagate dangerous 17050 // permission grants for these legacy apps. 17051 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17052 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17053 | UPDATE_PERMISSIONS_REPLACE_ALL); 17054 } 17055 } 17056 17057 @Override 17058 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17059 mContext.enforceCallingOrSelfPermission( 17060 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17061 "Only package verification agents can read the verifier device identity"); 17062 17063 synchronized (mPackages) { 17064 return mSettings.getVerifierDeviceIdentityLPw(); 17065 } 17066 } 17067 17068 @Override 17069 public void setPermissionEnforced(String permission, boolean enforced) { 17070 // TODO: Now that we no longer change GID for storage, this should to away. 17071 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17072 "setPermissionEnforced"); 17073 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17074 synchronized (mPackages) { 17075 if (mSettings.mReadExternalStorageEnforced == null 17076 || mSettings.mReadExternalStorageEnforced != enforced) { 17077 mSettings.mReadExternalStorageEnforced = enforced; 17078 mSettings.writeLPr(); 17079 } 17080 } 17081 // kill any non-foreground processes so we restart them and 17082 // grant/revoke the GID. 17083 final IActivityManager am = ActivityManagerNative.getDefault(); 17084 if (am != null) { 17085 final long token = Binder.clearCallingIdentity(); 17086 try { 17087 am.killProcessesBelowForeground("setPermissionEnforcement"); 17088 } catch (RemoteException e) { 17089 } finally { 17090 Binder.restoreCallingIdentity(token); 17091 } 17092 } 17093 } else { 17094 throw new IllegalArgumentException("No selective enforcement for " + permission); 17095 } 17096 } 17097 17098 @Override 17099 @Deprecated 17100 public boolean isPermissionEnforced(String permission) { 17101 return true; 17102 } 17103 17104 @Override 17105 public boolean isStorageLow() { 17106 final long token = Binder.clearCallingIdentity(); 17107 try { 17108 final DeviceStorageMonitorInternal 17109 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17110 if (dsm != null) { 17111 return dsm.isMemoryLow(); 17112 } else { 17113 return false; 17114 } 17115 } finally { 17116 Binder.restoreCallingIdentity(token); 17117 } 17118 } 17119 17120 @Override 17121 public IPackageInstaller getPackageInstaller() { 17122 return mInstallerService; 17123 } 17124 17125 private boolean userNeedsBadging(int userId) { 17126 int index = mUserNeedsBadging.indexOfKey(userId); 17127 if (index < 0) { 17128 final UserInfo userInfo; 17129 final long token = Binder.clearCallingIdentity(); 17130 try { 17131 userInfo = sUserManager.getUserInfo(userId); 17132 } finally { 17133 Binder.restoreCallingIdentity(token); 17134 } 17135 final boolean b; 17136 if (userInfo != null && userInfo.isManagedProfile()) { 17137 b = true; 17138 } else { 17139 b = false; 17140 } 17141 mUserNeedsBadging.put(userId, b); 17142 return b; 17143 } 17144 return mUserNeedsBadging.valueAt(index); 17145 } 17146 17147 @Override 17148 public KeySet getKeySetByAlias(String packageName, String alias) { 17149 if (packageName == null || alias == null) { 17150 return null; 17151 } 17152 synchronized(mPackages) { 17153 final PackageParser.Package pkg = mPackages.get(packageName); 17154 if (pkg == null) { 17155 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17156 throw new IllegalArgumentException("Unknown package: " + packageName); 17157 } 17158 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17159 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17160 } 17161 } 17162 17163 @Override 17164 public KeySet getSigningKeySet(String packageName) { 17165 if (packageName == null) { 17166 return null; 17167 } 17168 synchronized(mPackages) { 17169 final PackageParser.Package pkg = mPackages.get(packageName); 17170 if (pkg == null) { 17171 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17172 throw new IllegalArgumentException("Unknown package: " + packageName); 17173 } 17174 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17175 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17176 throw new SecurityException("May not access signing KeySet of other apps."); 17177 } 17178 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17179 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17180 } 17181 } 17182 17183 @Override 17184 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17185 if (packageName == null || ks == null) { 17186 return false; 17187 } 17188 synchronized(mPackages) { 17189 final PackageParser.Package pkg = mPackages.get(packageName); 17190 if (pkg == null) { 17191 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17192 throw new IllegalArgumentException("Unknown package: " + packageName); 17193 } 17194 IBinder ksh = ks.getToken(); 17195 if (ksh instanceof KeySetHandle) { 17196 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17197 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17198 } 17199 return false; 17200 } 17201 } 17202 17203 @Override 17204 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17205 if (packageName == null || ks == null) { 17206 return false; 17207 } 17208 synchronized(mPackages) { 17209 final PackageParser.Package pkg = mPackages.get(packageName); 17210 if (pkg == null) { 17211 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17212 throw new IllegalArgumentException("Unknown package: " + packageName); 17213 } 17214 IBinder ksh = ks.getToken(); 17215 if (ksh instanceof KeySetHandle) { 17216 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17217 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17218 } 17219 return false; 17220 } 17221 } 17222 17223 private void deletePackageIfUnusedLPr(final String packageName) { 17224 PackageSetting ps = mSettings.mPackages.get(packageName); 17225 if (ps == null) { 17226 return; 17227 } 17228 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17229 // TODO Implement atomic delete if package is unused 17230 // It is currently possible that the package will be deleted even if it is installed 17231 // after this method returns. 17232 mHandler.post(new Runnable() { 17233 public void run() { 17234 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17235 } 17236 }); 17237 } 17238 } 17239 17240 /** 17241 * Check and throw if the given before/after packages would be considered a 17242 * downgrade. 17243 */ 17244 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17245 throws PackageManagerException { 17246 if (after.versionCode < before.mVersionCode) { 17247 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17248 "Update version code " + after.versionCode + " is older than current " 17249 + before.mVersionCode); 17250 } else if (after.versionCode == before.mVersionCode) { 17251 if (after.baseRevisionCode < before.baseRevisionCode) { 17252 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17253 "Update base revision code " + after.baseRevisionCode 17254 + " is older than current " + before.baseRevisionCode); 17255 } 17256 17257 if (!ArrayUtils.isEmpty(after.splitNames)) { 17258 for (int i = 0; i < after.splitNames.length; i++) { 17259 final String splitName = after.splitNames[i]; 17260 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17261 if (j != -1) { 17262 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17263 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17264 "Update split " + splitName + " revision code " 17265 + after.splitRevisionCodes[i] + " is older than current " 17266 + before.splitRevisionCodes[j]); 17267 } 17268 } 17269 } 17270 } 17271 } 17272 } 17273 17274 private static class MoveCallbacks extends Handler { 17275 private static final int MSG_CREATED = 1; 17276 private static final int MSG_STATUS_CHANGED = 2; 17277 17278 private final RemoteCallbackList<IPackageMoveObserver> 17279 mCallbacks = new RemoteCallbackList<>(); 17280 17281 private final SparseIntArray mLastStatus = new SparseIntArray(); 17282 17283 public MoveCallbacks(Looper looper) { 17284 super(looper); 17285 } 17286 17287 public void register(IPackageMoveObserver callback) { 17288 mCallbacks.register(callback); 17289 } 17290 17291 public void unregister(IPackageMoveObserver callback) { 17292 mCallbacks.unregister(callback); 17293 } 17294 17295 @Override 17296 public void handleMessage(Message msg) { 17297 final SomeArgs args = (SomeArgs) msg.obj; 17298 final int n = mCallbacks.beginBroadcast(); 17299 for (int i = 0; i < n; i++) { 17300 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17301 try { 17302 invokeCallback(callback, msg.what, args); 17303 } catch (RemoteException ignored) { 17304 } 17305 } 17306 mCallbacks.finishBroadcast(); 17307 args.recycle(); 17308 } 17309 17310 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17311 throws RemoteException { 17312 switch (what) { 17313 case MSG_CREATED: { 17314 callback.onCreated(args.argi1, (Bundle) args.arg2); 17315 break; 17316 } 17317 case MSG_STATUS_CHANGED: { 17318 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17319 break; 17320 } 17321 } 17322 } 17323 17324 private void notifyCreated(int moveId, Bundle extras) { 17325 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17326 17327 final SomeArgs args = SomeArgs.obtain(); 17328 args.argi1 = moveId; 17329 args.arg2 = extras; 17330 obtainMessage(MSG_CREATED, args).sendToTarget(); 17331 } 17332 17333 private void notifyStatusChanged(int moveId, int status) { 17334 notifyStatusChanged(moveId, status, -1); 17335 } 17336 17337 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17338 Slog.v(TAG, "Move " + moveId + " status " + status); 17339 17340 final SomeArgs args = SomeArgs.obtain(); 17341 args.argi1 = moveId; 17342 args.argi2 = status; 17343 args.arg3 = estMillis; 17344 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17345 17346 synchronized (mLastStatus) { 17347 mLastStatus.put(moveId, status); 17348 } 17349 } 17350 } 17351 17352 private final static class OnPermissionChangeListeners extends Handler { 17353 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17354 17355 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17356 new RemoteCallbackList<>(); 17357 17358 public OnPermissionChangeListeners(Looper looper) { 17359 super(looper); 17360 } 17361 17362 @Override 17363 public void handleMessage(Message msg) { 17364 switch (msg.what) { 17365 case MSG_ON_PERMISSIONS_CHANGED: { 17366 final int uid = msg.arg1; 17367 handleOnPermissionsChanged(uid); 17368 } break; 17369 } 17370 } 17371 17372 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17373 mPermissionListeners.register(listener); 17374 17375 } 17376 17377 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17378 mPermissionListeners.unregister(listener); 17379 } 17380 17381 public void onPermissionsChanged(int uid) { 17382 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17383 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17384 } 17385 } 17386 17387 private void handleOnPermissionsChanged(int uid) { 17388 final int count = mPermissionListeners.beginBroadcast(); 17389 try { 17390 for (int i = 0; i < count; i++) { 17391 IOnPermissionsChangeListener callback = mPermissionListeners 17392 .getBroadcastItem(i); 17393 try { 17394 callback.onPermissionsChanged(uid); 17395 } catch (RemoteException e) { 17396 Log.e(TAG, "Permission listener is dead", e); 17397 } 17398 } 17399 } finally { 17400 mPermissionListeners.finishBroadcast(); 17401 } 17402 } 17403 } 17404 17405 private class PackageManagerInternalImpl extends PackageManagerInternal { 17406 @Override 17407 public void setLocationPackagesProvider(PackagesProvider provider) { 17408 synchronized (mPackages) { 17409 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17410 } 17411 } 17412 17413 @Override 17414 public void setImePackagesProvider(PackagesProvider provider) { 17415 synchronized (mPackages) { 17416 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17417 } 17418 } 17419 17420 @Override 17421 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17422 synchronized (mPackages) { 17423 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17424 } 17425 } 17426 17427 @Override 17428 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17429 synchronized (mPackages) { 17430 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17431 } 17432 } 17433 17434 @Override 17435 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17436 synchronized (mPackages) { 17437 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17438 } 17439 } 17440 17441 @Override 17442 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17443 synchronized (mPackages) { 17444 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17445 } 17446 } 17447 17448 @Override 17449 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17450 synchronized (mPackages) { 17451 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17452 } 17453 } 17454 17455 @Override 17456 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17457 synchronized (mPackages) { 17458 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17459 packageName, userId); 17460 } 17461 } 17462 17463 @Override 17464 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17465 synchronized (mPackages) { 17466 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17467 packageName, userId); 17468 } 17469 } 17470 17471 @Override 17472 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17473 synchronized (mPackages) { 17474 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17475 packageName, userId); 17476 } 17477 } 17478 17479 @Override 17480 public void setKeepUninstalledPackages(final List<String> packageList) { 17481 Preconditions.checkNotNull(packageList); 17482 List<String> removedFromList = null; 17483 synchronized (mPackages) { 17484 if (mKeepUninstalledPackages != null) { 17485 final int packagesCount = mKeepUninstalledPackages.size(); 17486 for (int i = 0; i < packagesCount; i++) { 17487 String oldPackage = mKeepUninstalledPackages.get(i); 17488 if (packageList != null && packageList.contains(oldPackage)) { 17489 continue; 17490 } 17491 if (removedFromList == null) { 17492 removedFromList = new ArrayList<>(); 17493 } 17494 removedFromList.add(oldPackage); 17495 } 17496 } 17497 mKeepUninstalledPackages = new ArrayList<>(packageList); 17498 if (removedFromList != null) { 17499 final int removedCount = removedFromList.size(); 17500 for (int i = 0; i < removedCount; i++) { 17501 deletePackageIfUnusedLPr(removedFromList.get(i)); 17502 } 17503 } 17504 } 17505 } 17506 17507 @Override 17508 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17509 synchronized (mPackages) { 17510 // If we do not support permission review, done. 17511 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17512 return false; 17513 } 17514 17515 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17516 if (packageSetting == null) { 17517 return false; 17518 } 17519 17520 // Permission review applies only to apps not supporting the new permission model. 17521 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17522 return false; 17523 } 17524 17525 // Legacy apps have the permission and get user consent on launch. 17526 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17527 return permissionsState.isPermissionReviewRequired(userId); 17528 } 17529 } 17530 } 17531 17532 @Override 17533 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17534 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17535 synchronized (mPackages) { 17536 final long identity = Binder.clearCallingIdentity(); 17537 try { 17538 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17539 packageNames, userId); 17540 } finally { 17541 Binder.restoreCallingIdentity(identity); 17542 } 17543 } 17544 } 17545 17546 private static void enforceSystemOrPhoneCaller(String tag) { 17547 int callingUid = Binder.getCallingUid(); 17548 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17549 throw new SecurityException( 17550 "Cannot call " + tag + " from UID " + callingUid); 17551 } 17552 } 17553} 17554