PackageManagerService.java revision 7440f177c3e70da0b883f8abffd6c8fc1d507bb8
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_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 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; 74import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 75import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 76import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 77import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 78import static com.android.internal.util.ArrayUtils.appendInt; 79import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 80import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 81import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 82import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 83import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 84import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 85import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 86import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 87import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 88 89import android.Manifest; 90import android.app.ActivityManager; 91import android.app.ActivityManagerNative; 92import android.app.AppGlobals; 93import android.app.IActivityManager; 94import android.app.admin.IDevicePolicyManager; 95import android.app.backup.IBackupManager; 96import android.content.BroadcastReceiver; 97import android.content.ComponentName; 98import android.content.Context; 99import android.content.IIntentReceiver; 100import android.content.Intent; 101import android.content.IntentFilter; 102import android.content.IntentSender; 103import android.content.IntentSender.SendIntentException; 104import android.content.ServiceConnection; 105import android.content.pm.ActivityInfo; 106import android.content.pm.ApplicationInfo; 107import android.content.pm.AppsQueryHelper; 108import android.content.pm.EphemeralResolveInfo; 109import android.content.pm.EphemeralApplicationInfo; 110import android.content.pm.FeatureInfo; 111import android.content.pm.IOnPermissionsChangeListener; 112import android.content.pm.IPackageDataObserver; 113import android.content.pm.IPackageDeleteObserver; 114import android.content.pm.IPackageDeleteObserver2; 115import android.content.pm.IPackageInstallObserver2; 116import android.content.pm.IPackageInstaller; 117import android.content.pm.IPackageManager; 118import android.content.pm.IPackageMoveObserver; 119import android.content.pm.IPackageStatsObserver; 120import android.content.pm.InstrumentationInfo; 121import android.content.pm.IntentFilterVerificationInfo; 122import android.content.pm.KeySet; 123import android.content.pm.ManifestDigest; 124import android.content.pm.PackageCleanItem; 125import android.content.pm.PackageInfo; 126import android.content.pm.PackageInfoLite; 127import android.content.pm.PackageInstaller; 128import android.content.pm.PackageManager; 129import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 130import android.content.pm.PackageManagerInternal; 131import android.content.pm.PackageParser; 132import android.content.pm.PackageParser.ActivityIntentInfo; 133import android.content.pm.PackageParser.PackageLite; 134import android.content.pm.PackageParser.PackageParserException; 135import android.content.pm.PackageStats; 136import android.content.pm.PackageUserState; 137import android.content.pm.ParceledListSlice; 138import android.content.pm.PermissionGroupInfo; 139import android.content.pm.PermissionInfo; 140import android.content.pm.ProviderInfo; 141import android.content.pm.ResolveInfo; 142import android.content.pm.ServiceInfo; 143import android.content.pm.Signature; 144import android.content.pm.UserInfo; 145import android.content.pm.VerificationParams; 146import android.content.pm.VerifierDeviceIdentity; 147import android.content.pm.VerifierInfo; 148import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 149import android.content.res.Resources; 150import android.graphics.Bitmap; 151import android.hardware.display.DisplayManager; 152import android.net.Uri; 153import android.os.Debug; 154import android.os.Binder; 155import android.os.Build; 156import android.os.Bundle; 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.annotations.GuardedBy; 208import dalvik.system.DexFile; 209import dalvik.system.VMRuntime; 210 211import libcore.io.IoUtils; 212import libcore.util.EmptyArray; 213 214import com.android.internal.R; 215import com.android.internal.annotations.GuardedBy; 216import com.android.internal.app.IMediaContainerService; 217import com.android.internal.app.ResolverActivity; 218import com.android.internal.content.NativeLibraryHelper; 219import com.android.internal.content.PackageHelper; 220import com.android.internal.os.IParcelFileDescriptorFactory; 221import com.android.internal.os.SomeArgs; 222import com.android.internal.os.Zygote; 223import com.android.internal.util.ArrayUtils; 224import com.android.internal.util.FastPrintWriter; 225import com.android.internal.util.FastXmlSerializer; 226import com.android.internal.util.IndentingPrintWriter; 227import com.android.internal.util.Preconditions; 228import com.android.server.EventLogTags; 229import com.android.server.FgThread; 230import com.android.server.IntentResolver; 231import com.android.server.LocalServices; 232import com.android.server.ServiceThread; 233import com.android.server.SystemConfig; 234import com.android.server.Watchdog; 235import com.android.server.pm.PermissionsState.PermissionState; 236import com.android.server.pm.Settings.DatabaseVersion; 237import com.android.server.pm.Settings.VersionInfo; 238import com.android.server.storage.DeviceStorageMonitorInternal; 239 240import 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; 310 311 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 312 313 private static final int RADIO_UID = Process.PHONE_UID; 314 private static final int LOG_UID = Process.LOG_UID; 315 private static final int NFC_UID = Process.NFC_UID; 316 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 317 private static final int SHELL_UID = Process.SHELL_UID; 318 319 // Cap the size of permission trees that 3rd party apps can define 320 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 321 322 // Suffix used during package installation when copying/moving 323 // package apks to install directory. 324 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 325 326 static final int SCAN_NO_DEX = 1<<1; 327 static final int SCAN_FORCE_DEX = 1<<2; 328 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 329 static final int SCAN_NEW_INSTALL = 1<<4; 330 static final int SCAN_NO_PATHS = 1<<5; 331 static final int SCAN_UPDATE_TIME = 1<<6; 332 static final int SCAN_DEFER_DEX = 1<<7; 333 static final int SCAN_BOOTING = 1<<8; 334 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 335 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 336 static final int SCAN_REPLACING = 1<<11; 337 static final int SCAN_REQUIRE_KNOWN = 1<<12; 338 static final int SCAN_MOVE = 1<<13; 339 static final int SCAN_INITIAL = 1<<14; 340 341 static final int REMOVE_CHATTY = 1<<16; 342 343 private static final int[] EMPTY_INT_ARRAY = new int[0]; 344 345 /** 346 * Timeout (in milliseconds) after which the watchdog should declare that 347 * our handler thread is wedged. The usual default for such things is one 348 * minute but we sometimes do very lengthy I/O operations on this thread, 349 * such as installing multi-gigabyte applications, so ours needs to be longer. 350 */ 351 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 352 353 /** 354 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 355 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 356 * settings entry if available, otherwise we use the hardcoded default. If it's been 357 * more than this long since the last fstrim, we force one during the boot sequence. 358 * 359 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 360 * one gets run at the next available charging+idle time. This final mandatory 361 * no-fstrim check kicks in only of the other scheduling criteria is never met. 362 */ 363 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 364 365 /** 366 * Whether verification is enabled by default. 367 */ 368 private static final boolean DEFAULT_VERIFY_ENABLE = true; 369 370 /** 371 * The default maximum time to wait for the verification agent to return in 372 * milliseconds. 373 */ 374 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 375 376 /** 377 * The default response for package verification timeout. 378 * 379 * This can be either PackageManager.VERIFICATION_ALLOW or 380 * PackageManager.VERIFICATION_REJECT. 381 */ 382 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 383 384 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 385 386 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 387 DEFAULT_CONTAINER_PACKAGE, 388 "com.android.defcontainer.DefaultContainerService"); 389 390 private static final String KILL_APP_REASON_GIDS_CHANGED = 391 "permission grant or revoke changed gids"; 392 393 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 394 "permissions revoked"; 395 396 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 397 398 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 399 400 /** Permission grant: not grant the permission. */ 401 private static final int GRANT_DENIED = 1; 402 403 /** Permission grant: grant the permission as an install permission. */ 404 private static final int GRANT_INSTALL = 2; 405 406 /** Permission grant: grant the permission as a runtime one. */ 407 private static final int GRANT_RUNTIME = 3; 408 409 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 410 private static final int GRANT_UPGRADE = 4; 411 412 /** Canonical intent used to identify what counts as a "web browser" app */ 413 private static final Intent sBrowserIntent; 414 static { 415 sBrowserIntent = new Intent(); 416 sBrowserIntent.setAction(Intent.ACTION_VIEW); 417 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 418 sBrowserIntent.setData(Uri.parse("http:")); 419 } 420 421 final ServiceThread mHandlerThread; 422 423 final PackageHandler mHandler; 424 425 /** 426 * Messages for {@link #mHandler} that need to wait for system ready before 427 * being dispatched. 428 */ 429 private ArrayList<Message> mPostSystemReadyMessages; 430 431 final int mSdkVersion = Build.VERSION.SDK_INT; 432 433 final Context mContext; 434 final boolean mFactoryTest; 435 final boolean mOnlyCore; 436 final DisplayMetrics mMetrics; 437 final int mDefParseFlags; 438 final String[] mSeparateProcesses; 439 final boolean mIsUpgrade; 440 441 /** The location for ASEC container files on internal storage. */ 442 final String mAsecInternalPath; 443 444 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 445 // LOCK HELD. Can be called with mInstallLock held. 446 @GuardedBy("mInstallLock") 447 final Installer mInstaller; 448 449 /** Directory where installed third-party apps stored */ 450 final File mAppInstallDir; 451 final File mEphemeralInstallDir; 452 453 /** 454 * Directory to which applications installed internally have their 455 * 32 bit native libraries copied. 456 */ 457 private File mAppLib32InstallDir; 458 459 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 460 // apps. 461 final File mDrmAppPrivateInstallDir; 462 463 // ---------------------------------------------------------------- 464 465 // Lock for state used when installing and doing other long running 466 // operations. Methods that must be called with this lock held have 467 // the suffix "LI". 468 final Object mInstallLock = new Object(); 469 470 // ---------------------------------------------------------------- 471 472 // Keys are String (package name), values are Package. This also serves 473 // as the lock for the global state. Methods that must be called with 474 // this lock held have the prefix "LP". 475 @GuardedBy("mPackages") 476 final ArrayMap<String, PackageParser.Package> mPackages = 477 new ArrayMap<String, PackageParser.Package>(); 478 479 // Tracks available target package names -> overlay package paths. 480 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 481 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 482 483 /** 484 * Tracks new system packages [received in an OTA] that we expect to 485 * find updated user-installed versions. Keys are package name, values 486 * are package location. 487 */ 488 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 489 490 /** 491 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 492 */ 493 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 494 /** 495 * Whether or not system app permissions should be promoted from install to runtime. 496 */ 497 boolean mPromoteSystemApps; 498 499 final Settings mSettings; 500 boolean mRestoredSettings; 501 502 // System configuration read by SystemConfig. 503 final int[] mGlobalGids; 504 final SparseArray<ArraySet<String>> mSystemPermissions; 505 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 506 507 // If mac_permissions.xml was found for seinfo labeling. 508 boolean mFoundPolicyFile; 509 510 // If a recursive restorecon of /data/data/<pkg> is needed. 511 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 512 513 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 514 515 public static final class SharedLibraryEntry { 516 public final String path; 517 public final String apk; 518 519 SharedLibraryEntry(String _path, String _apk) { 520 path = _path; 521 apk = _apk; 522 } 523 } 524 525 // Currently known shared libraries. 526 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 527 new ArrayMap<String, SharedLibraryEntry>(); 528 529 // All available activities, for your resolving pleasure. 530 final ActivityIntentResolver mActivities = 531 new ActivityIntentResolver(); 532 533 // All available receivers, for your resolving pleasure. 534 final ActivityIntentResolver mReceivers = 535 new ActivityIntentResolver(); 536 537 // All available services, for your resolving pleasure. 538 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 539 540 // All available providers, for your resolving pleasure. 541 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 542 543 // Mapping from provider base names (first directory in content URI codePath) 544 // to the provider information. 545 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 546 new ArrayMap<String, PackageParser.Provider>(); 547 548 // Mapping from instrumentation class names to info about them. 549 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 550 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 551 552 // Mapping from permission names to info about them. 553 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 554 new ArrayMap<String, PackageParser.PermissionGroup>(); 555 556 // Packages whose data we have transfered into another package, thus 557 // should no longer exist. 558 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 559 560 // Broadcast actions that are only available to the system. 561 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 562 563 /** List of packages waiting for verification. */ 564 final SparseArray<PackageVerificationState> mPendingVerification 565 = new SparseArray<PackageVerificationState>(); 566 567 /** Set of packages associated with each app op permission. */ 568 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 569 570 final PackageInstallerService mInstallerService; 571 572 private final PackageDexOptimizer mPackageDexOptimizer; 573 574 private AtomicInteger mNextMoveId = new AtomicInteger(); 575 private final MoveCallbacks mMoveCallbacks; 576 577 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 578 579 // Cache of users who need badging. 580 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 581 582 /** Token for keys in mPendingVerification. */ 583 private int mPendingVerificationToken = 0; 584 585 volatile boolean mSystemReady; 586 volatile boolean mSafeMode; 587 volatile boolean mHasSystemUidErrors; 588 589 ApplicationInfo mAndroidApplication; 590 final ActivityInfo mResolveActivity = new ActivityInfo(); 591 final ResolveInfo mResolveInfo = new ResolveInfo(); 592 ComponentName mResolveComponentName; 593 PackageParser.Package mPlatformPackage; 594 ComponentName mCustomResolverComponentName; 595 596 boolean mResolverReplaced = false; 597 598 private final ComponentName mIntentFilterVerifierComponent; 599 private int mIntentFilterVerificationToken = 0; 600 601 /** Component that knows whether or not an ephemeral application exists */ 602 final ComponentName mEphemeralResolverComponent; 603 /** The service connection to the ephemeral resolver */ 604 final EphemeralResolverConnection mEphemeralResolverConnection; 605 606 /** Component used to install ephemeral applications */ 607 final ComponentName mEphemeralInstallerComponent; 608 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 609 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 610 611 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 612 = new SparseArray<IntentFilterVerificationState>(); 613 614 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 615 new DefaultPermissionGrantPolicy(this); 616 617 // List of packages names to keep cached, even if they are uninstalled for all users 618 private List<String> mKeepUninstalledPackages; 619 620 private static class IFVerificationParams { 621 PackageParser.Package pkg; 622 boolean replacing; 623 int userId; 624 int verifierUid; 625 626 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 627 int _userId, int _verifierUid) { 628 pkg = _pkg; 629 replacing = _replacing; 630 userId = _userId; 631 replacing = _replacing; 632 verifierUid = _verifierUid; 633 } 634 } 635 636 private interface IntentFilterVerifier<T extends IntentFilter> { 637 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 638 T filter, String packageName); 639 void startVerifications(int userId); 640 void receiveVerificationResponse(int verificationId); 641 } 642 643 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 644 private Context mContext; 645 private ComponentName mIntentFilterVerifierComponent; 646 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 647 648 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 649 mContext = context; 650 mIntentFilterVerifierComponent = verifierComponent; 651 } 652 653 private String getDefaultScheme() { 654 return IntentFilter.SCHEME_HTTPS; 655 } 656 657 @Override 658 public void startVerifications(int userId) { 659 // Launch verifications requests 660 int count = mCurrentIntentFilterVerifications.size(); 661 for (int n=0; n<count; n++) { 662 int verificationId = mCurrentIntentFilterVerifications.get(n); 663 final IntentFilterVerificationState ivs = 664 mIntentFilterVerificationStates.get(verificationId); 665 666 String packageName = ivs.getPackageName(); 667 668 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 669 final int filterCount = filters.size(); 670 ArraySet<String> domainsSet = new ArraySet<>(); 671 for (int m=0; m<filterCount; m++) { 672 PackageParser.ActivityIntentInfo filter = filters.get(m); 673 domainsSet.addAll(filter.getHostsList()); 674 } 675 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 676 synchronized (mPackages) { 677 if (mSettings.createIntentFilterVerificationIfNeededLPw( 678 packageName, domainsList) != null) { 679 scheduleWriteSettingsLocked(); 680 } 681 } 682 sendVerificationRequest(userId, verificationId, ivs); 683 } 684 mCurrentIntentFilterVerifications.clear(); 685 } 686 687 private void sendVerificationRequest(int userId, int verificationId, 688 IntentFilterVerificationState ivs) { 689 690 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 691 verificationIntent.putExtra( 692 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 693 verificationId); 694 verificationIntent.putExtra( 695 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 696 getDefaultScheme()); 697 verificationIntent.putExtra( 698 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 699 ivs.getHostsString()); 700 verificationIntent.putExtra( 701 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 702 ivs.getPackageName()); 703 verificationIntent.setComponent(mIntentFilterVerifierComponent); 704 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 705 706 UserHandle user = new UserHandle(userId); 707 mContext.sendBroadcastAsUser(verificationIntent, user); 708 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 709 "Sending IntentFilter verification broadcast"); 710 } 711 712 public void receiveVerificationResponse(int verificationId) { 713 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 714 715 final boolean verified = ivs.isVerified(); 716 717 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 718 final int count = filters.size(); 719 if (DEBUG_DOMAIN_VERIFICATION) { 720 Slog.i(TAG, "Received verification response " + verificationId 721 + " for " + count + " filters, verified=" + verified); 722 } 723 for (int n=0; n<count; n++) { 724 PackageParser.ActivityIntentInfo filter = filters.get(n); 725 filter.setVerified(verified); 726 727 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 728 + " verified with result:" + verified + " and hosts:" 729 + ivs.getHostsString()); 730 } 731 732 mIntentFilterVerificationStates.remove(verificationId); 733 734 final String packageName = ivs.getPackageName(); 735 IntentFilterVerificationInfo ivi = null; 736 737 synchronized (mPackages) { 738 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 739 } 740 if (ivi == null) { 741 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 742 + verificationId + " packageName:" + packageName); 743 return; 744 } 745 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 746 "Updating IntentFilterVerificationInfo for package " + packageName 747 +" verificationId:" + verificationId); 748 749 synchronized (mPackages) { 750 if (verified) { 751 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 752 } else { 753 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 754 } 755 scheduleWriteSettingsLocked(); 756 757 final int userId = ivs.getUserId(); 758 if (userId != UserHandle.USER_ALL) { 759 final int userStatus = 760 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 761 762 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 763 boolean needUpdate = false; 764 765 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 766 // already been set by the User thru the Disambiguation dialog 767 switch (userStatus) { 768 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 769 if (verified) { 770 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 771 } else { 772 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 773 } 774 needUpdate = true; 775 break; 776 777 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 778 if (verified) { 779 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 780 needUpdate = true; 781 } 782 break; 783 784 default: 785 // Nothing to do 786 } 787 788 if (needUpdate) { 789 mSettings.updateIntentFilterVerificationStatusLPw( 790 packageName, updatedStatus, userId); 791 scheduleWritePackageRestrictionsLocked(userId); 792 } 793 } 794 } 795 } 796 797 @Override 798 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 799 ActivityIntentInfo filter, String packageName) { 800 if (!hasValidDomains(filter)) { 801 return false; 802 } 803 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 804 if (ivs == null) { 805 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 806 packageName); 807 } 808 if (DEBUG_DOMAIN_VERIFICATION) { 809 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 810 } 811 ivs.addFilter(filter); 812 return true; 813 } 814 815 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 816 int userId, int verificationId, String packageName) { 817 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 818 verifierUid, userId, packageName); 819 ivs.setPendingState(); 820 synchronized (mPackages) { 821 mIntentFilterVerificationStates.append(verificationId, ivs); 822 mCurrentIntentFilterVerifications.add(verificationId); 823 } 824 return ivs; 825 } 826 } 827 828 private static boolean hasValidDomains(ActivityIntentInfo filter) { 829 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 830 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 831 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 832 } 833 834 private IntentFilterVerifier mIntentFilterVerifier; 835 836 // Set of pending broadcasts for aggregating enable/disable of components. 837 static class PendingPackageBroadcasts { 838 // for each user id, a map of <package name -> components within that package> 839 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 840 841 public PendingPackageBroadcasts() { 842 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 843 } 844 845 public ArrayList<String> get(int userId, String packageName) { 846 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 847 return packages.get(packageName); 848 } 849 850 public void put(int userId, String packageName, ArrayList<String> components) { 851 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 852 packages.put(packageName, components); 853 } 854 855 public void remove(int userId, String packageName) { 856 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 857 if (packages != null) { 858 packages.remove(packageName); 859 } 860 } 861 862 public void remove(int userId) { 863 mUidMap.remove(userId); 864 } 865 866 public int userIdCount() { 867 return mUidMap.size(); 868 } 869 870 public int userIdAt(int n) { 871 return mUidMap.keyAt(n); 872 } 873 874 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 875 return mUidMap.get(userId); 876 } 877 878 public int size() { 879 // total number of pending broadcast entries across all userIds 880 int num = 0; 881 for (int i = 0; i< mUidMap.size(); i++) { 882 num += mUidMap.valueAt(i).size(); 883 } 884 return num; 885 } 886 887 public void clear() { 888 mUidMap.clear(); 889 } 890 891 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 892 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 893 if (map == null) { 894 map = new ArrayMap<String, ArrayList<String>>(); 895 mUidMap.put(userId, map); 896 } 897 return map; 898 } 899 } 900 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 901 902 // Service Connection to remote media container service to copy 903 // package uri's from external media onto secure containers 904 // or internal storage. 905 private IMediaContainerService mContainerService = null; 906 907 static final int SEND_PENDING_BROADCAST = 1; 908 static final int MCS_BOUND = 3; 909 static final int END_COPY = 4; 910 static final int INIT_COPY = 5; 911 static final int MCS_UNBIND = 6; 912 static final int START_CLEANING_PACKAGE = 7; 913 static final int FIND_INSTALL_LOC = 8; 914 static final int POST_INSTALL = 9; 915 static final int MCS_RECONNECT = 10; 916 static final int MCS_GIVE_UP = 11; 917 static final int UPDATED_MEDIA_STATUS = 12; 918 static final int WRITE_SETTINGS = 13; 919 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 920 static final int PACKAGE_VERIFIED = 15; 921 static final int CHECK_PENDING_VERIFICATION = 16; 922 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 923 static final int INTENT_FILTER_VERIFIED = 18; 924 925 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 926 927 // Delay time in millisecs 928 static final int BROADCAST_DELAY = 10 * 1000; 929 930 static UserManagerService sUserManager; 931 932 // Stores a list of users whose package restrictions file needs to be updated 933 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 934 935 final private DefaultContainerConnection mDefContainerConn = 936 new DefaultContainerConnection(); 937 class DefaultContainerConnection implements ServiceConnection { 938 public void onServiceConnected(ComponentName name, IBinder service) { 939 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 940 IMediaContainerService imcs = 941 IMediaContainerService.Stub.asInterface(service); 942 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 943 } 944 945 public void onServiceDisconnected(ComponentName name) { 946 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 947 } 948 } 949 950 // Recordkeeping of restore-after-install operations that are currently in flight 951 // between the Package Manager and the Backup Manager 952 static class PostInstallData { 953 public InstallArgs args; 954 public PackageInstalledInfo res; 955 956 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 957 args = _a; 958 res = _r; 959 } 960 } 961 962 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 963 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 964 965 // XML tags for backup/restore of various bits of state 966 private static final String TAG_PREFERRED_BACKUP = "pa"; 967 private static final String TAG_DEFAULT_APPS = "da"; 968 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 969 970 final String mRequiredVerifierPackage; 971 final String mRequiredInstallerPackage; 972 973 private final PackageUsage mPackageUsage = new PackageUsage(); 974 975 private class PackageUsage { 976 private static final int WRITE_INTERVAL 977 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 978 979 private final Object mFileLock = new Object(); 980 private final AtomicLong mLastWritten = new AtomicLong(0); 981 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 982 983 private boolean mIsHistoricalPackageUsageAvailable = true; 984 985 boolean isHistoricalPackageUsageAvailable() { 986 return mIsHistoricalPackageUsageAvailable; 987 } 988 989 void write(boolean force) { 990 if (force) { 991 writeInternal(); 992 return; 993 } 994 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 995 && !DEBUG_DEXOPT) { 996 return; 997 } 998 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 999 new Thread("PackageUsage_DiskWriter") { 1000 @Override 1001 public void run() { 1002 try { 1003 writeInternal(); 1004 } finally { 1005 mBackgroundWriteRunning.set(false); 1006 } 1007 } 1008 }.start(); 1009 } 1010 } 1011 1012 private void writeInternal() { 1013 synchronized (mPackages) { 1014 synchronized (mFileLock) { 1015 AtomicFile file = getFile(); 1016 FileOutputStream f = null; 1017 try { 1018 f = file.startWrite(); 1019 BufferedOutputStream out = new BufferedOutputStream(f); 1020 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1021 StringBuilder sb = new StringBuilder(); 1022 for (PackageParser.Package pkg : mPackages.values()) { 1023 if (pkg.mLastPackageUsageTimeInMills == 0) { 1024 continue; 1025 } 1026 sb.setLength(0); 1027 sb.append(pkg.packageName); 1028 sb.append(' '); 1029 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1030 sb.append('\n'); 1031 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1032 } 1033 out.flush(); 1034 file.finishWrite(f); 1035 } catch (IOException e) { 1036 if (f != null) { 1037 file.failWrite(f); 1038 } 1039 Log.e(TAG, "Failed to write package usage times", e); 1040 } 1041 } 1042 } 1043 mLastWritten.set(SystemClock.elapsedRealtime()); 1044 } 1045 1046 void readLP() { 1047 synchronized (mFileLock) { 1048 AtomicFile file = getFile(); 1049 BufferedInputStream in = null; 1050 try { 1051 in = new BufferedInputStream(file.openRead()); 1052 StringBuffer sb = new StringBuffer(); 1053 while (true) { 1054 String packageName = readToken(in, sb, ' '); 1055 if (packageName == null) { 1056 break; 1057 } 1058 String timeInMillisString = readToken(in, sb, '\n'); 1059 if (timeInMillisString == null) { 1060 throw new IOException("Failed to find last usage time for package " 1061 + packageName); 1062 } 1063 PackageParser.Package pkg = mPackages.get(packageName); 1064 if (pkg == null) { 1065 continue; 1066 } 1067 long timeInMillis; 1068 try { 1069 timeInMillis = Long.parseLong(timeInMillisString); 1070 } catch (NumberFormatException e) { 1071 throw new IOException("Failed to parse " + timeInMillisString 1072 + " as a long.", e); 1073 } 1074 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1075 } 1076 } catch (FileNotFoundException expected) { 1077 mIsHistoricalPackageUsageAvailable = false; 1078 } catch (IOException e) { 1079 Log.w(TAG, "Failed to read package usage times", e); 1080 } finally { 1081 IoUtils.closeQuietly(in); 1082 } 1083 } 1084 mLastWritten.set(SystemClock.elapsedRealtime()); 1085 } 1086 1087 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1088 throws IOException { 1089 sb.setLength(0); 1090 while (true) { 1091 int ch = in.read(); 1092 if (ch == -1) { 1093 if (sb.length() == 0) { 1094 return null; 1095 } 1096 throw new IOException("Unexpected EOF"); 1097 } 1098 if (ch == endOfToken) { 1099 return sb.toString(); 1100 } 1101 sb.append((char)ch); 1102 } 1103 } 1104 1105 private AtomicFile getFile() { 1106 File dataDir = Environment.getDataDirectory(); 1107 File systemDir = new File(dataDir, "system"); 1108 File fname = new File(systemDir, "package-usage.list"); 1109 return new AtomicFile(fname); 1110 } 1111 } 1112 1113 class PackageHandler extends Handler { 1114 private boolean mBound = false; 1115 final ArrayList<HandlerParams> mPendingInstalls = 1116 new ArrayList<HandlerParams>(); 1117 1118 private boolean connectToService() { 1119 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1120 " DefaultContainerService"); 1121 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1122 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1123 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1124 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1125 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1126 mBound = true; 1127 return true; 1128 } 1129 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1130 return false; 1131 } 1132 1133 private void disconnectService() { 1134 mContainerService = null; 1135 mBound = false; 1136 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1137 mContext.unbindService(mDefContainerConn); 1138 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1139 } 1140 1141 PackageHandler(Looper looper) { 1142 super(looper); 1143 } 1144 1145 public void handleMessage(Message msg) { 1146 try { 1147 doHandleMessage(msg); 1148 } finally { 1149 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1150 } 1151 } 1152 1153 void doHandleMessage(Message msg) { 1154 switch (msg.what) { 1155 case INIT_COPY: { 1156 HandlerParams params = (HandlerParams) msg.obj; 1157 int idx = mPendingInstalls.size(); 1158 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1159 // If a bind was already initiated we dont really 1160 // need to do anything. The pending install 1161 // will be processed later on. 1162 if (!mBound) { 1163 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1164 System.identityHashCode(mHandler)); 1165 // If this is the only one pending we might 1166 // have to bind to the service again. 1167 if (!connectToService()) { 1168 Slog.e(TAG, "Failed to bind to media container service"); 1169 params.serviceError(); 1170 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1171 System.identityHashCode(mHandler)); 1172 if (params.traceMethod != null) { 1173 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1174 params.traceCookie); 1175 } 1176 return; 1177 } else { 1178 // Once we bind to the service, the first 1179 // pending request will be processed. 1180 mPendingInstalls.add(idx, params); 1181 } 1182 } else { 1183 mPendingInstalls.add(idx, params); 1184 // Already bound to the service. Just make 1185 // sure we trigger off processing the first request. 1186 if (idx == 0) { 1187 mHandler.sendEmptyMessage(MCS_BOUND); 1188 } 1189 } 1190 break; 1191 } 1192 case MCS_BOUND: { 1193 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1194 if (msg.obj != null) { 1195 mContainerService = (IMediaContainerService) msg.obj; 1196 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1197 System.identityHashCode(mHandler)); 1198 } 1199 if (mContainerService == null) { 1200 if (!mBound) { 1201 // Something seriously wrong since we are not bound and we are not 1202 // waiting for connection. Bail out. 1203 Slog.e(TAG, "Cannot bind to media container service"); 1204 for (HandlerParams params : mPendingInstalls) { 1205 // Indicate service bind error 1206 params.serviceError(); 1207 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1208 System.identityHashCode(params)); 1209 if (params.traceMethod != null) { 1210 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1211 params.traceMethod, params.traceCookie); 1212 } 1213 return; 1214 } 1215 mPendingInstalls.clear(); 1216 } else { 1217 Slog.w(TAG, "Waiting to connect to media container service"); 1218 } 1219 } else if (mPendingInstalls.size() > 0) { 1220 HandlerParams params = mPendingInstalls.get(0); 1221 if (params != null) { 1222 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1223 System.identityHashCode(params)); 1224 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1225 if (params.startCopy()) { 1226 // We are done... look for more work or to 1227 // go idle. 1228 if (DEBUG_SD_INSTALL) Log.i(TAG, 1229 "Checking for more work or unbind..."); 1230 // Delete pending install 1231 if (mPendingInstalls.size() > 0) { 1232 mPendingInstalls.remove(0); 1233 } 1234 if (mPendingInstalls.size() == 0) { 1235 if (mBound) { 1236 if (DEBUG_SD_INSTALL) Log.i(TAG, 1237 "Posting delayed MCS_UNBIND"); 1238 removeMessages(MCS_UNBIND); 1239 Message ubmsg = obtainMessage(MCS_UNBIND); 1240 // Unbind after a little delay, to avoid 1241 // continual thrashing. 1242 sendMessageDelayed(ubmsg, 10000); 1243 } 1244 } else { 1245 // There are more pending requests in queue. 1246 // Just post MCS_BOUND message to trigger processing 1247 // of next pending install. 1248 if (DEBUG_SD_INSTALL) Log.i(TAG, 1249 "Posting MCS_BOUND for next work"); 1250 mHandler.sendEmptyMessage(MCS_BOUND); 1251 } 1252 } 1253 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1254 } 1255 } else { 1256 // Should never happen ideally. 1257 Slog.w(TAG, "Empty queue"); 1258 } 1259 break; 1260 } 1261 case MCS_RECONNECT: { 1262 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1263 if (mPendingInstalls.size() > 0) { 1264 if (mBound) { 1265 disconnectService(); 1266 } 1267 if (!connectToService()) { 1268 Slog.e(TAG, "Failed to bind to media container service"); 1269 for (HandlerParams params : mPendingInstalls) { 1270 // Indicate service bind error 1271 params.serviceError(); 1272 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1273 System.identityHashCode(params)); 1274 } 1275 mPendingInstalls.clear(); 1276 } 1277 } 1278 break; 1279 } 1280 case MCS_UNBIND: { 1281 // If there is no actual work left, then time to unbind. 1282 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1283 1284 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1285 if (mBound) { 1286 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1287 1288 disconnectService(); 1289 } 1290 } else if (mPendingInstalls.size() > 0) { 1291 // There are more pending requests in queue. 1292 // Just post MCS_BOUND message to trigger processing 1293 // of next pending install. 1294 mHandler.sendEmptyMessage(MCS_BOUND); 1295 } 1296 1297 break; 1298 } 1299 case MCS_GIVE_UP: { 1300 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1301 HandlerParams params = mPendingInstalls.remove(0); 1302 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1303 System.identityHashCode(params)); 1304 break; 1305 } 1306 case SEND_PENDING_BROADCAST: { 1307 String packages[]; 1308 ArrayList<String> components[]; 1309 int size = 0; 1310 int uids[]; 1311 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1312 synchronized (mPackages) { 1313 if (mPendingBroadcasts == null) { 1314 return; 1315 } 1316 size = mPendingBroadcasts.size(); 1317 if (size <= 0) { 1318 // Nothing to be done. Just return 1319 return; 1320 } 1321 packages = new String[size]; 1322 components = new ArrayList[size]; 1323 uids = new int[size]; 1324 int i = 0; // filling out the above arrays 1325 1326 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1327 int packageUserId = mPendingBroadcasts.userIdAt(n); 1328 Iterator<Map.Entry<String, ArrayList<String>>> it 1329 = mPendingBroadcasts.packagesForUserId(packageUserId) 1330 .entrySet().iterator(); 1331 while (it.hasNext() && i < size) { 1332 Map.Entry<String, ArrayList<String>> ent = it.next(); 1333 packages[i] = ent.getKey(); 1334 components[i] = ent.getValue(); 1335 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1336 uids[i] = (ps != null) 1337 ? UserHandle.getUid(packageUserId, ps.appId) 1338 : -1; 1339 i++; 1340 } 1341 } 1342 size = i; 1343 mPendingBroadcasts.clear(); 1344 } 1345 // Send broadcasts 1346 for (int i = 0; i < size; i++) { 1347 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1348 } 1349 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1350 break; 1351 } 1352 case START_CLEANING_PACKAGE: { 1353 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1354 final String packageName = (String)msg.obj; 1355 final int userId = msg.arg1; 1356 final boolean andCode = msg.arg2 != 0; 1357 synchronized (mPackages) { 1358 if (userId == UserHandle.USER_ALL) { 1359 int[] users = sUserManager.getUserIds(); 1360 for (int user : users) { 1361 mSettings.addPackageToCleanLPw( 1362 new PackageCleanItem(user, packageName, andCode)); 1363 } 1364 } else { 1365 mSettings.addPackageToCleanLPw( 1366 new PackageCleanItem(userId, packageName, andCode)); 1367 } 1368 } 1369 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1370 startCleaningPackages(); 1371 } break; 1372 case POST_INSTALL: { 1373 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1374 1375 PostInstallData data = mRunningInstalls.get(msg.arg1); 1376 mRunningInstalls.delete(msg.arg1); 1377 boolean deleteOld = false; 1378 1379 if (data != null) { 1380 InstallArgs args = data.args; 1381 PackageInstalledInfo res = data.res; 1382 1383 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1384 final String packageName = res.pkg.applicationInfo.packageName; 1385 res.removedInfo.sendBroadcast(false, true, false); 1386 Bundle extras = new Bundle(1); 1387 extras.putInt(Intent.EXTRA_UID, res.uid); 1388 1389 // Now that we successfully installed the package, grant runtime 1390 // permissions if requested before broadcasting the install. 1391 if ((args.installFlags 1392 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1393 && res.pkg.applicationInfo.targetSdkVersion 1394 >= Build.VERSION_CODES.M) { 1395 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1396 args.installGrantPermissions); 1397 } 1398 1399 synchronized (mPackages) { 1400 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1401 } 1402 1403 // Determine the set of users who are adding this 1404 // package for the first time vs. those who are seeing 1405 // an update. 1406 int[] firstUsers; 1407 int[] updateUsers = new int[0]; 1408 if (res.origUsers == null || res.origUsers.length == 0) { 1409 firstUsers = res.newUsers; 1410 } else { 1411 firstUsers = new int[0]; 1412 for (int i=0; i<res.newUsers.length; i++) { 1413 int user = res.newUsers[i]; 1414 boolean isNew = true; 1415 for (int j=0; j<res.origUsers.length; j++) { 1416 if (res.origUsers[j] == user) { 1417 isNew = false; 1418 break; 1419 } 1420 } 1421 if (isNew) { 1422 int[] newFirst = new int[firstUsers.length+1]; 1423 System.arraycopy(firstUsers, 0, newFirst, 0, 1424 firstUsers.length); 1425 newFirst[firstUsers.length] = user; 1426 firstUsers = newFirst; 1427 } else { 1428 int[] newUpdate = new int[updateUsers.length+1]; 1429 System.arraycopy(updateUsers, 0, newUpdate, 0, 1430 updateUsers.length); 1431 newUpdate[updateUsers.length] = user; 1432 updateUsers = newUpdate; 1433 } 1434 } 1435 } 1436 // don't broadcast for ephemeral installs/updates 1437 final boolean isEphemeral = isEphemeral(res.pkg); 1438 if (!isEphemeral) { 1439 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1440 extras, 0 /*flags*/, null /*targetPackage*/, 1441 null /*finishedReceiver*/, firstUsers); 1442 } 1443 final boolean update = res.removedInfo.removedPackage != null; 1444 if (update) { 1445 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1446 } 1447 if (!isEphemeral) { 1448 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1449 extras, 0 /*flags*/, null /*targetPackage*/, 1450 null /*finishedReceiver*/, updateUsers); 1451 } 1452 if (update) { 1453 if (!isEphemeral) { 1454 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1455 packageName, extras, 0 /*flags*/, 1456 null /*targetPackage*/, null /*finishedReceiver*/, 1457 updateUsers); 1458 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1459 null /*package*/, null /*extras*/, 0 /*flags*/, 1460 packageName /*targetPackage*/, 1461 null /*finishedReceiver*/, updateUsers); 1462 } 1463 1464 // treat asec-hosted packages like removable media on upgrade 1465 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1466 if (DEBUG_INSTALL) { 1467 Slog.i(TAG, "upgrading pkg " + res.pkg 1468 + " is ASEC-hosted -> AVAILABLE"); 1469 } 1470 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1471 ArrayList<String> pkgList = new ArrayList<String>(1); 1472 pkgList.add(packageName); 1473 sendResourcesChangedBroadcast(true, true, 1474 pkgList,uidArray, null); 1475 } 1476 } 1477 if (res.removedInfo.args != null) { 1478 // Remove the replaced package's older resources safely now 1479 deleteOld = true; 1480 } 1481 1482 // If this app is a browser and it's newly-installed for some 1483 // users, clear any default-browser state in those users 1484 if (firstUsers.length > 0) { 1485 // the app's nature doesn't depend on the user, so we can just 1486 // check its browser nature in any user and generalize. 1487 if (packageIsBrowser(packageName, firstUsers[0])) { 1488 synchronized (mPackages) { 1489 for (int userId : firstUsers) { 1490 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1491 } 1492 } 1493 } 1494 } 1495 // Log current value of "unknown sources" setting 1496 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1497 getUnknownSourcesSettings()); 1498 } 1499 // Force a gc to clear up things 1500 Runtime.getRuntime().gc(); 1501 // We delete after a gc for applications on sdcard. 1502 if (deleteOld) { 1503 synchronized (mInstallLock) { 1504 res.removedInfo.args.doPostDeleteLI(true); 1505 } 1506 } 1507 if (args.observer != null) { 1508 try { 1509 Bundle extras = extrasForInstallResult(res); 1510 args.observer.onPackageInstalled(res.name, res.returnCode, 1511 res.returnMsg, extras); 1512 } catch (RemoteException e) { 1513 Slog.i(TAG, "Observer no longer exists."); 1514 } 1515 } 1516 if (args.traceMethod != null) { 1517 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1518 args.traceCookie); 1519 } 1520 return; 1521 } else { 1522 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1523 } 1524 1525 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1526 } break; 1527 case UPDATED_MEDIA_STATUS: { 1528 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1529 boolean reportStatus = msg.arg1 == 1; 1530 boolean doGc = msg.arg2 == 1; 1531 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1532 if (doGc) { 1533 // Force a gc to clear up stale containers. 1534 Runtime.getRuntime().gc(); 1535 } 1536 if (msg.obj != null) { 1537 @SuppressWarnings("unchecked") 1538 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1539 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1540 // Unload containers 1541 unloadAllContainers(args); 1542 } 1543 if (reportStatus) { 1544 try { 1545 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1546 PackageHelper.getMountService().finishMediaUpdate(); 1547 } catch (RemoteException e) { 1548 Log.e(TAG, "MountService not running?"); 1549 } 1550 } 1551 } break; 1552 case WRITE_SETTINGS: { 1553 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1554 synchronized (mPackages) { 1555 removeMessages(WRITE_SETTINGS); 1556 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1557 mSettings.writeLPr(); 1558 mDirtyUsers.clear(); 1559 } 1560 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1561 } break; 1562 case WRITE_PACKAGE_RESTRICTIONS: { 1563 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1564 synchronized (mPackages) { 1565 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1566 for (int userId : mDirtyUsers) { 1567 mSettings.writePackageRestrictionsLPr(userId); 1568 } 1569 mDirtyUsers.clear(); 1570 } 1571 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1572 } break; 1573 case CHECK_PENDING_VERIFICATION: { 1574 final int verificationId = msg.arg1; 1575 final PackageVerificationState state = mPendingVerification.get(verificationId); 1576 1577 if ((state != null) && !state.timeoutExtended()) { 1578 final InstallArgs args = state.getInstallArgs(); 1579 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1580 1581 Slog.i(TAG, "Verification timed out for " + originUri); 1582 mPendingVerification.remove(verificationId); 1583 1584 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1585 1586 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1587 Slog.i(TAG, "Continuing with installation of " + originUri); 1588 state.setVerifierResponse(Binder.getCallingUid(), 1589 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1590 broadcastPackageVerified(verificationId, originUri, 1591 PackageManager.VERIFICATION_ALLOW, 1592 state.getInstallArgs().getUser()); 1593 try { 1594 ret = args.copyApk(mContainerService, true); 1595 } catch (RemoteException e) { 1596 Slog.e(TAG, "Could not contact the ContainerService"); 1597 } 1598 } else { 1599 broadcastPackageVerified(verificationId, originUri, 1600 PackageManager.VERIFICATION_REJECT, 1601 state.getInstallArgs().getUser()); 1602 } 1603 1604 Trace.asyncTraceEnd( 1605 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1606 1607 processPendingInstall(args, ret); 1608 mHandler.sendEmptyMessage(MCS_UNBIND); 1609 } 1610 break; 1611 } 1612 case PACKAGE_VERIFIED: { 1613 final int verificationId = msg.arg1; 1614 1615 final PackageVerificationState state = mPendingVerification.get(verificationId); 1616 if (state == null) { 1617 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1618 break; 1619 } 1620 1621 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1622 1623 state.setVerifierResponse(response.callerUid, response.code); 1624 1625 if (state.isVerificationComplete()) { 1626 mPendingVerification.remove(verificationId); 1627 1628 final InstallArgs args = state.getInstallArgs(); 1629 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1630 1631 int ret; 1632 if (state.isInstallAllowed()) { 1633 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1634 broadcastPackageVerified(verificationId, originUri, 1635 response.code, state.getInstallArgs().getUser()); 1636 try { 1637 ret = args.copyApk(mContainerService, true); 1638 } catch (RemoteException e) { 1639 Slog.e(TAG, "Could not contact the ContainerService"); 1640 } 1641 } else { 1642 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1643 } 1644 1645 Trace.asyncTraceEnd( 1646 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1647 1648 processPendingInstall(args, ret); 1649 mHandler.sendEmptyMessage(MCS_UNBIND); 1650 } 1651 1652 break; 1653 } 1654 case START_INTENT_FILTER_VERIFICATIONS: { 1655 IFVerificationParams params = (IFVerificationParams) msg.obj; 1656 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1657 params.replacing, params.pkg); 1658 break; 1659 } 1660 case INTENT_FILTER_VERIFIED: { 1661 final int verificationId = msg.arg1; 1662 1663 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1664 verificationId); 1665 if (state == null) { 1666 Slog.w(TAG, "Invalid IntentFilter verification token " 1667 + verificationId + " received"); 1668 break; 1669 } 1670 1671 final int userId = state.getUserId(); 1672 1673 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1674 "Processing IntentFilter verification with token:" 1675 + verificationId + " and userId:" + userId); 1676 1677 final IntentFilterVerificationResponse response = 1678 (IntentFilterVerificationResponse) msg.obj; 1679 1680 state.setVerifierResponse(response.callerUid, response.code); 1681 1682 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1683 "IntentFilter verification with token:" + verificationId 1684 + " and userId:" + userId 1685 + " is settings verifier response with response code:" 1686 + response.code); 1687 1688 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1689 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1690 + response.getFailedDomainsString()); 1691 } 1692 1693 if (state.isVerificationComplete()) { 1694 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1695 } else { 1696 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1697 "IntentFilter verification with token:" + verificationId 1698 + " was not said to be complete"); 1699 } 1700 1701 break; 1702 } 1703 } 1704 } 1705 } 1706 1707 private StorageEventListener mStorageListener = new StorageEventListener() { 1708 @Override 1709 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1710 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1711 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1712 final String volumeUuid = vol.getFsUuid(); 1713 1714 // Clean up any users or apps that were removed or recreated 1715 // while this volume was missing 1716 reconcileUsers(volumeUuid); 1717 reconcileApps(volumeUuid); 1718 1719 // Clean up any install sessions that expired or were 1720 // cancelled while this volume was missing 1721 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1722 1723 loadPrivatePackages(vol); 1724 1725 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1726 unloadPrivatePackages(vol); 1727 } 1728 } 1729 1730 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1731 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1732 updateExternalMediaStatus(true, false); 1733 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1734 updateExternalMediaStatus(false, false); 1735 } 1736 } 1737 } 1738 1739 @Override 1740 public void onVolumeForgotten(String fsUuid) { 1741 if (TextUtils.isEmpty(fsUuid)) { 1742 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1743 return; 1744 } 1745 1746 // Remove any apps installed on the forgotten volume 1747 synchronized (mPackages) { 1748 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1749 for (PackageSetting ps : packages) { 1750 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1751 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1752 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1753 } 1754 1755 mSettings.onVolumeForgotten(fsUuid); 1756 mSettings.writeLPr(); 1757 } 1758 } 1759 }; 1760 1761 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1762 String[] grantedPermissions) { 1763 if (userId >= UserHandle.USER_SYSTEM) { 1764 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1765 } else if (userId == UserHandle.USER_ALL) { 1766 final int[] userIds; 1767 synchronized (mPackages) { 1768 userIds = UserManagerService.getInstance().getUserIds(); 1769 } 1770 for (int someUserId : userIds) { 1771 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1772 } 1773 } 1774 1775 // We could have touched GID membership, so flush out packages.list 1776 synchronized (mPackages) { 1777 mSettings.writePackageListLPr(); 1778 } 1779 } 1780 1781 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1782 String[] grantedPermissions) { 1783 SettingBase sb = (SettingBase) pkg.mExtras; 1784 if (sb == null) { 1785 return; 1786 } 1787 1788 PermissionsState permissionsState = sb.getPermissionsState(); 1789 1790 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1791 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1792 1793 synchronized (mPackages) { 1794 for (String permission : pkg.requestedPermissions) { 1795 BasePermission bp = mSettings.mPermissions.get(permission); 1796 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1797 && (grantedPermissions == null 1798 || ArrayUtils.contains(grantedPermissions, permission))) { 1799 final int flags = permissionsState.getPermissionFlags(permission, userId); 1800 // Installer cannot change immutable permissions. 1801 if ((flags & immutableFlags) == 0) { 1802 grantRuntimePermission(pkg.packageName, permission, userId); 1803 } 1804 } 1805 } 1806 } 1807 } 1808 1809 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1810 Bundle extras = null; 1811 switch (res.returnCode) { 1812 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1813 extras = new Bundle(); 1814 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1815 res.origPermission); 1816 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1817 res.origPackage); 1818 break; 1819 } 1820 case PackageManager.INSTALL_SUCCEEDED: { 1821 extras = new Bundle(); 1822 extras.putBoolean(Intent.EXTRA_REPLACING, 1823 res.removedInfo != null && res.removedInfo.removedPackage != null); 1824 break; 1825 } 1826 } 1827 return extras; 1828 } 1829 1830 void scheduleWriteSettingsLocked() { 1831 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1832 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1833 } 1834 } 1835 1836 void scheduleWritePackageRestrictionsLocked(int userId) { 1837 if (!sUserManager.exists(userId)) return; 1838 mDirtyUsers.add(userId); 1839 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1840 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1841 } 1842 } 1843 1844 public static PackageManagerService main(Context context, Installer installer, 1845 boolean factoryTest, boolean onlyCore) { 1846 PackageManagerService m = new PackageManagerService(context, installer, 1847 factoryTest, onlyCore); 1848 m.enableSystemUserApps(); 1849 ServiceManager.addService("package", m); 1850 return m; 1851 } 1852 1853 private void enableSystemUserApps() { 1854 if (!UserManager.isSplitSystemUser()) { 1855 return; 1856 } 1857 // For system user, enable apps based on the following conditions: 1858 // - app is whitelisted or belong to one of these groups: 1859 // -- system app which has no launcher icons 1860 // -- system app which has INTERACT_ACROSS_USERS permission 1861 // -- system IME app 1862 // - app is not in the blacklist 1863 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1864 Set<String> enableApps = new ArraySet<>(); 1865 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1866 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1867 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1868 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1869 enableApps.addAll(wlApps); 1870 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1871 enableApps.removeAll(blApps); 1872 1873 List<String> systemApps = queryHelper.queryApps(0, /* systemAppsOnly */ true, 1874 UserHandle.SYSTEM); 1875 final int systemAppsSize = systemApps.size(); 1876 synchronized (mPackages) { 1877 for (int i = 0; i < systemAppsSize; i++) { 1878 String pName = systemApps.get(i); 1879 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1880 // Should not happen, but we shouldn't be failing if it does 1881 if (pkgSetting == null) { 1882 continue; 1883 } 1884 boolean installed = enableApps.contains(pName); 1885 pkgSetting.setInstalled(installed, UserHandle.USER_SYSTEM); 1886 } 1887 } 1888 } 1889 1890 static String[] splitString(String str, char sep) { 1891 int count = 1; 1892 int i = 0; 1893 while ((i=str.indexOf(sep, i)) >= 0) { 1894 count++; 1895 i++; 1896 } 1897 1898 String[] res = new String[count]; 1899 i=0; 1900 count = 0; 1901 int lastI=0; 1902 while ((i=str.indexOf(sep, i)) >= 0) { 1903 res[count] = str.substring(lastI, i); 1904 count++; 1905 i++; 1906 lastI = i; 1907 } 1908 res[count] = str.substring(lastI, str.length()); 1909 return res; 1910 } 1911 1912 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1913 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1914 Context.DISPLAY_SERVICE); 1915 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1916 } 1917 1918 public PackageManagerService(Context context, Installer installer, 1919 boolean factoryTest, boolean onlyCore) { 1920 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1921 SystemClock.uptimeMillis()); 1922 1923 if (mSdkVersion <= 0) { 1924 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1925 } 1926 1927 mContext = context; 1928 mFactoryTest = factoryTest; 1929 mOnlyCore = onlyCore; 1930 mMetrics = new DisplayMetrics(); 1931 mSettings = new Settings(mPackages); 1932 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1933 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1934 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1935 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1936 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1937 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1938 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1939 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1940 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1941 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1942 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1943 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1944 1945 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1946 if (separateProcesses != null && separateProcesses.length() > 0) { 1947 if ("*".equals(separateProcesses)) { 1948 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1949 mSeparateProcesses = null; 1950 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1951 } else { 1952 mDefParseFlags = 0; 1953 mSeparateProcesses = separateProcesses.split(","); 1954 Slog.w(TAG, "Running with debug.separate_processes: " 1955 + separateProcesses); 1956 } 1957 } else { 1958 mDefParseFlags = 0; 1959 mSeparateProcesses = null; 1960 } 1961 1962 mInstaller = installer; 1963 mPackageDexOptimizer = new PackageDexOptimizer(this); 1964 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1965 1966 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1967 FgThread.get().getLooper()); 1968 1969 getDefaultDisplayMetrics(context, mMetrics); 1970 1971 SystemConfig systemConfig = SystemConfig.getInstance(); 1972 mGlobalGids = systemConfig.getGlobalGids(); 1973 mSystemPermissions = systemConfig.getSystemPermissions(); 1974 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1975 1976 synchronized (mInstallLock) { 1977 // writer 1978 synchronized (mPackages) { 1979 mHandlerThread = new ServiceThread(TAG, 1980 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1981 mHandlerThread.start(); 1982 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1983 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1984 1985 File dataDir = Environment.getDataDirectory(); 1986 mAppInstallDir = new File(dataDir, "app"); 1987 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1988 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 1989 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1990 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1991 1992 sUserManager = new UserManagerService(context, this, mPackages); 1993 1994 // Propagate permission configuration in to package manager. 1995 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1996 = systemConfig.getPermissions(); 1997 for (int i=0; i<permConfig.size(); i++) { 1998 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1999 BasePermission bp = mSettings.mPermissions.get(perm.name); 2000 if (bp == null) { 2001 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2002 mSettings.mPermissions.put(perm.name, bp); 2003 } 2004 if (perm.gids != null) { 2005 bp.setGids(perm.gids, perm.perUser); 2006 } 2007 } 2008 2009 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2010 for (int i=0; i<libConfig.size(); i++) { 2011 mSharedLibraries.put(libConfig.keyAt(i), 2012 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2013 } 2014 2015 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2016 2017 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2018 2019 String customResolverActivity = Resources.getSystem().getString( 2020 R.string.config_customResolverActivity); 2021 if (TextUtils.isEmpty(customResolverActivity)) { 2022 customResolverActivity = null; 2023 } else { 2024 mCustomResolverComponentName = ComponentName.unflattenFromString( 2025 customResolverActivity); 2026 } 2027 2028 long startTime = SystemClock.uptimeMillis(); 2029 2030 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2031 startTime); 2032 2033 // Set flag to monitor and not change apk file paths when 2034 // scanning install directories. 2035 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2036 2037 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2038 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2039 2040 if (bootClassPath == null) { 2041 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2042 } 2043 2044 if (systemServerClassPath == null) { 2045 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2046 } 2047 2048 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2049 final String[] dexCodeInstructionSets = 2050 getDexCodeInstructionSets( 2051 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2052 2053 /** 2054 * Ensure all external libraries have had dexopt run on them. 2055 */ 2056 if (mSharedLibraries.size() > 0) { 2057 // NOTE: For now, we're compiling these system "shared libraries" 2058 // (and framework jars) into all available architectures. It's possible 2059 // to compile them only when we come across an app that uses them (there's 2060 // already logic for that in scanPackageLI) but that adds some complexity. 2061 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2062 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2063 final String lib = libEntry.path; 2064 if (lib == null) { 2065 continue; 2066 } 2067 2068 try { 2069 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2070 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2071 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2072 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2073 } 2074 } catch (FileNotFoundException e) { 2075 Slog.w(TAG, "Library not found: " + lib); 2076 } catch (IOException e) { 2077 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2078 + e.getMessage()); 2079 } 2080 } 2081 } 2082 } 2083 2084 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2085 2086 final VersionInfo ver = mSettings.getInternalVersion(); 2087 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2088 // when upgrading from pre-M, promote system app permissions from install to runtime 2089 mPromoteSystemApps = 2090 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2091 2092 // save off the names of pre-existing system packages prior to scanning; we don't 2093 // want to automatically grant runtime permissions for new system apps 2094 if (mPromoteSystemApps) { 2095 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2096 while (pkgSettingIter.hasNext()) { 2097 PackageSetting ps = pkgSettingIter.next(); 2098 if (isSystemApp(ps)) { 2099 mExistingSystemPackages.add(ps.name); 2100 } 2101 } 2102 } 2103 2104 // Collect vendor overlay packages. 2105 // (Do this before scanning any apps.) 2106 // For security and version matching reason, only consider 2107 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2108 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2109 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2110 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2111 2112 // Find base frameworks (resource packages without code). 2113 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2114 | PackageParser.PARSE_IS_SYSTEM_DIR 2115 | PackageParser.PARSE_IS_PRIVILEGED, 2116 scanFlags | SCAN_NO_DEX, 0); 2117 2118 // Collected privileged system packages. 2119 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2120 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2121 | PackageParser.PARSE_IS_SYSTEM_DIR 2122 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2123 2124 // Collect ordinary system packages. 2125 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2126 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2127 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2128 2129 // Collect all vendor packages. 2130 File vendorAppDir = new File("/vendor/app"); 2131 try { 2132 vendorAppDir = vendorAppDir.getCanonicalFile(); 2133 } catch (IOException e) { 2134 // failed to look up canonical path, continue with original one 2135 } 2136 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2137 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2138 2139 // Collect all OEM packages. 2140 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2141 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2142 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2143 2144 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2145 mInstaller.moveFiles(); 2146 2147 // Prune any system packages that no longer exist. 2148 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2149 if (!mOnlyCore) { 2150 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2151 while (psit.hasNext()) { 2152 PackageSetting ps = psit.next(); 2153 2154 /* 2155 * If this is not a system app, it can't be a 2156 * disable system app. 2157 */ 2158 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2159 continue; 2160 } 2161 2162 /* 2163 * If the package is scanned, it's not erased. 2164 */ 2165 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2166 if (scannedPkg != null) { 2167 /* 2168 * If the system app is both scanned and in the 2169 * disabled packages list, then it must have been 2170 * added via OTA. Remove it from the currently 2171 * scanned package so the previously user-installed 2172 * application can be scanned. 2173 */ 2174 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2175 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2176 + ps.name + "; removing system app. Last known codePath=" 2177 + ps.codePathString + ", installStatus=" + ps.installStatus 2178 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2179 + scannedPkg.mVersionCode); 2180 removePackageLI(ps, true); 2181 mExpectingBetter.put(ps.name, ps.codePath); 2182 } 2183 2184 continue; 2185 } 2186 2187 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2188 psit.remove(); 2189 logCriticalInfo(Log.WARN, "System package " + ps.name 2190 + " no longer exists; wiping its data"); 2191 removeDataDirsLI(null, ps.name); 2192 } else { 2193 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2194 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2195 possiblyDeletedUpdatedSystemApps.add(ps.name); 2196 } 2197 } 2198 } 2199 } 2200 2201 //look for any incomplete package installations 2202 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2203 //clean up list 2204 for(int i = 0; i < deletePkgsList.size(); i++) { 2205 //clean up here 2206 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2207 } 2208 //delete tmp files 2209 deleteTempPackageFiles(); 2210 2211 // Remove any shared userIDs that have no associated packages 2212 mSettings.pruneSharedUsersLPw(); 2213 2214 if (!mOnlyCore) { 2215 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2216 SystemClock.uptimeMillis()); 2217 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2218 2219 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2220 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2221 2222 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2223 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2224 2225 /** 2226 * Remove disable package settings for any updated system 2227 * apps that were removed via an OTA. If they're not a 2228 * previously-updated app, remove them completely. 2229 * Otherwise, just revoke their system-level permissions. 2230 */ 2231 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2232 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2233 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2234 2235 String msg; 2236 if (deletedPkg == null) { 2237 msg = "Updated system package " + deletedAppName 2238 + " no longer exists; wiping its data"; 2239 removeDataDirsLI(null, deletedAppName); 2240 } else { 2241 msg = "Updated system app + " + deletedAppName 2242 + " no longer present; removing system privileges for " 2243 + deletedAppName; 2244 2245 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2246 2247 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2248 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2249 } 2250 logCriticalInfo(Log.WARN, msg); 2251 } 2252 2253 /** 2254 * Make sure all system apps that we expected to appear on 2255 * the userdata partition actually showed up. If they never 2256 * appeared, crawl back and revive the system version. 2257 */ 2258 for (int i = 0; i < mExpectingBetter.size(); i++) { 2259 final String packageName = mExpectingBetter.keyAt(i); 2260 if (!mPackages.containsKey(packageName)) { 2261 final File scanFile = mExpectingBetter.valueAt(i); 2262 2263 logCriticalInfo(Log.WARN, "Expected better " + packageName 2264 + " but never showed up; reverting to system"); 2265 2266 final int reparseFlags; 2267 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2268 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2269 | PackageParser.PARSE_IS_SYSTEM_DIR 2270 | PackageParser.PARSE_IS_PRIVILEGED; 2271 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2272 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2273 | PackageParser.PARSE_IS_SYSTEM_DIR; 2274 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2275 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2276 | PackageParser.PARSE_IS_SYSTEM_DIR; 2277 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2278 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2279 | PackageParser.PARSE_IS_SYSTEM_DIR; 2280 } else { 2281 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2282 continue; 2283 } 2284 2285 mSettings.enableSystemPackageLPw(packageName); 2286 2287 try { 2288 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2289 } catch (PackageManagerException e) { 2290 Slog.e(TAG, "Failed to parse original system package: " 2291 + e.getMessage()); 2292 } 2293 } 2294 } 2295 } 2296 mExpectingBetter.clear(); 2297 2298 // Now that we know all of the shared libraries, update all clients to have 2299 // the correct library paths. 2300 updateAllSharedLibrariesLPw(); 2301 2302 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2303 // NOTE: We ignore potential failures here during a system scan (like 2304 // the rest of the commands above) because there's precious little we 2305 // can do about it. A settings error is reported, though. 2306 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2307 false /* boot complete */); 2308 } 2309 2310 // Now that we know all the packages we are keeping, 2311 // read and update their last usage times. 2312 mPackageUsage.readLP(); 2313 2314 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2315 SystemClock.uptimeMillis()); 2316 Slog.i(TAG, "Time to scan packages: " 2317 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2318 + " seconds"); 2319 2320 // If the platform SDK has changed since the last time we booted, 2321 // we need to re-grant app permission to catch any new ones that 2322 // appear. This is really a hack, and means that apps can in some 2323 // cases get permissions that the user didn't initially explicitly 2324 // allow... it would be nice to have some better way to handle 2325 // this situation. 2326 int updateFlags = UPDATE_PERMISSIONS_ALL; 2327 if (ver.sdkVersion != mSdkVersion) { 2328 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2329 + mSdkVersion + "; regranting permissions for internal storage"); 2330 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2331 } 2332 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2333 ver.sdkVersion = mSdkVersion; 2334 2335 // If this is the first boot or an update from pre-M, and it is a normal 2336 // boot, then we need to initialize the default preferred apps across 2337 // all defined users. 2338 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2339 for (UserInfo user : sUserManager.getUsers(true)) { 2340 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2341 applyFactoryDefaultBrowserLPw(user.id); 2342 primeDomainVerificationsLPw(user.id); 2343 } 2344 } 2345 2346 // If this is first boot after an OTA, and a normal boot, then 2347 // we need to clear code cache directories. 2348 if (mIsUpgrade && !onlyCore) { 2349 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2350 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2351 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2352 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2353 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2354 } 2355 } 2356 ver.fingerprint = Build.FINGERPRINT; 2357 } 2358 2359 checkDefaultBrowser(); 2360 2361 // clear only after permissions and other defaults have been updated 2362 mExistingSystemPackages.clear(); 2363 mPromoteSystemApps = false; 2364 2365 // All the changes are done during package scanning. 2366 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2367 2368 // can downgrade to reader 2369 mSettings.writeLPr(); 2370 2371 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2372 SystemClock.uptimeMillis()); 2373 2374 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2375 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2376 2377 mInstallerService = new PackageInstallerService(context, this); 2378 2379 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2380 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2381 mIntentFilterVerifierComponent); 2382 2383 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2384 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2385 // both the installer and resolver must be present to enable ephemeral 2386 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2387 if (DEBUG_EPHEMERAL) { 2388 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2389 + " installer:" + ephemeralInstallerComponent); 2390 } 2391 mEphemeralResolverComponent = ephemeralResolverComponent; 2392 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2393 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2394 mEphemeralResolverConnection = 2395 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2396 } else { 2397 if (DEBUG_EPHEMERAL) { 2398 final String missingComponent = 2399 (ephemeralResolverComponent == null) 2400 ? (ephemeralInstallerComponent == null) 2401 ? "resolver and installer" 2402 : "resolver" 2403 : "installer"; 2404 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2405 } 2406 mEphemeralResolverComponent = null; 2407 mEphemeralInstallerComponent = null; 2408 mEphemeralResolverConnection = null; 2409 } 2410 2411 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2412 } // synchronized (mPackages) 2413 } // synchronized (mInstallLock) 2414 2415 // Now after opening every single application zip, make sure they 2416 // are all flushed. Not really needed, but keeps things nice and 2417 // tidy. 2418 Runtime.getRuntime().gc(); 2419 2420 // The initial scanning above does many calls into installd while 2421 // holding the mPackages lock, but we're mostly interested in yelling 2422 // once we have a booted system. 2423 mInstaller.setWarnIfHeld(mPackages); 2424 2425 // Expose private service for system components to use. 2426 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2427 } 2428 2429 @Override 2430 public boolean isFirstBoot() { 2431 return !mRestoredSettings; 2432 } 2433 2434 @Override 2435 public boolean isOnlyCoreApps() { 2436 return mOnlyCore; 2437 } 2438 2439 @Override 2440 public boolean isUpgrade() { 2441 return mIsUpgrade; 2442 } 2443 2444 private String getRequiredVerifierLPr() { 2445 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2446 // We only care about verifier that's installed under system user. 2447 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2448 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2449 2450 String requiredVerifier = null; 2451 2452 final int N = receivers.size(); 2453 for (int i = 0; i < N; i++) { 2454 final ResolveInfo info = receivers.get(i); 2455 2456 if (info.activityInfo == null) { 2457 continue; 2458 } 2459 2460 final String packageName = info.activityInfo.packageName; 2461 2462 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2463 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2464 continue; 2465 } 2466 2467 if (requiredVerifier != null) { 2468 throw new RuntimeException("There can be only one required verifier"); 2469 } 2470 2471 requiredVerifier = packageName; 2472 } 2473 2474 return requiredVerifier; 2475 } 2476 2477 private String getRequiredInstallerLPr() { 2478 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2479 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2480 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2481 2482 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2483 PACKAGE_MIME_TYPE, 0, UserHandle.USER_SYSTEM); 2484 2485 String requiredInstaller = null; 2486 2487 final int N = installers.size(); 2488 for (int i = 0; i < N; i++) { 2489 final ResolveInfo info = installers.get(i); 2490 final String packageName = info.activityInfo.packageName; 2491 2492 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2493 continue; 2494 } 2495 2496 if (requiredInstaller != null) { 2497 throw new RuntimeException("There must be one required installer"); 2498 } 2499 2500 requiredInstaller = packageName; 2501 } 2502 2503 if (requiredInstaller == null) { 2504 throw new RuntimeException("There must be one required installer"); 2505 } 2506 2507 return requiredInstaller; 2508 } 2509 2510 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2511 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2512 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2513 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2514 2515 ComponentName verifierComponentName = null; 2516 2517 int priority = -1000; 2518 final int N = receivers.size(); 2519 for (int i = 0; i < N; i++) { 2520 final ResolveInfo info = receivers.get(i); 2521 2522 if (info.activityInfo == null) { 2523 continue; 2524 } 2525 2526 final String packageName = info.activityInfo.packageName; 2527 2528 final PackageSetting ps = mSettings.mPackages.get(packageName); 2529 if (ps == null) { 2530 continue; 2531 } 2532 2533 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2534 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2535 continue; 2536 } 2537 2538 // Select the IntentFilterVerifier with the highest priority 2539 if (priority < info.priority) { 2540 priority = info.priority; 2541 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2542 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2543 + verifierComponentName + " with priority: " + info.priority); 2544 } 2545 } 2546 2547 return verifierComponentName; 2548 } 2549 2550 private ComponentName getEphemeralResolverLPr() { 2551 final String[] packageArray = 2552 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2553 if (packageArray.length == 0) { 2554 if (DEBUG_EPHEMERAL) { 2555 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2556 } 2557 return null; 2558 } 2559 2560 Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2561 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, 2562 null /*resolvedType*/, 0 /*flags*/, UserHandle.USER_SYSTEM); 2563 2564 final int N = resolvers.size(); 2565 if (N == 0) { 2566 if (DEBUG_EPHEMERAL) { 2567 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2568 } 2569 return null; 2570 } 2571 2572 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2573 for (int i = 0; i < N; i++) { 2574 final ResolveInfo info = resolvers.get(i); 2575 2576 if (info.serviceInfo == null) { 2577 continue; 2578 } 2579 2580 final String packageName = info.serviceInfo.packageName; 2581 if (!possiblePackages.contains(packageName)) { 2582 if (DEBUG_EPHEMERAL) { 2583 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2584 + " pkg: " + packageName + ", info:" + info); 2585 } 2586 continue; 2587 } 2588 2589 if (DEBUG_EPHEMERAL) { 2590 Slog.v(TAG, "Ephemeral resolver found;" 2591 + " pkg: " + packageName + ", info:" + info); 2592 } 2593 return new ComponentName(packageName, info.serviceInfo.name); 2594 } 2595 if (DEBUG_EPHEMERAL) { 2596 Slog.v(TAG, "Ephemeral resolver NOT found"); 2597 } 2598 return null; 2599 } 2600 2601 private ComponentName getEphemeralInstallerLPr() { 2602 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2603 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2604 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2605 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2606 PACKAGE_MIME_TYPE, 0 /*flags*/, 0 /*userId*/); 2607 2608 ComponentName ephemeralInstaller = null; 2609 2610 final int N = installers.size(); 2611 for (int i = 0; i < N; i++) { 2612 final ResolveInfo info = installers.get(i); 2613 final String packageName = info.activityInfo.packageName; 2614 2615 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2616 if (DEBUG_EPHEMERAL) { 2617 Slog.d(TAG, "Ephemeral installer is not system app;" 2618 + " pkg: " + packageName + ", info:" + info); 2619 } 2620 continue; 2621 } 2622 2623 if (ephemeralInstaller != null) { 2624 throw new RuntimeException("There must only be one ephemeral installer"); 2625 } 2626 2627 ephemeralInstaller = new ComponentName(packageName, info.activityInfo.name); 2628 } 2629 2630 return ephemeralInstaller; 2631 } 2632 2633 private void primeDomainVerificationsLPw(int userId) { 2634 if (DEBUG_DOMAIN_VERIFICATION) { 2635 Slog.d(TAG, "Priming domain verifications in user " + userId); 2636 } 2637 2638 SystemConfig systemConfig = SystemConfig.getInstance(); 2639 ArraySet<String> packages = systemConfig.getLinkedApps(); 2640 ArraySet<String> domains = new ArraySet<String>(); 2641 2642 for (String packageName : packages) { 2643 PackageParser.Package pkg = mPackages.get(packageName); 2644 if (pkg != null) { 2645 if (!pkg.isSystemApp()) { 2646 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2647 continue; 2648 } 2649 2650 domains.clear(); 2651 for (PackageParser.Activity a : pkg.activities) { 2652 for (ActivityIntentInfo filter : a.intents) { 2653 if (hasValidDomains(filter)) { 2654 domains.addAll(filter.getHostsList()); 2655 } 2656 } 2657 } 2658 2659 if (domains.size() > 0) { 2660 if (DEBUG_DOMAIN_VERIFICATION) { 2661 Slog.v(TAG, " + " + packageName); 2662 } 2663 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2664 // state w.r.t. the formal app-linkage "no verification attempted" state; 2665 // and then 'always' in the per-user state actually used for intent resolution. 2666 final IntentFilterVerificationInfo ivi; 2667 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2668 new ArrayList<String>(domains)); 2669 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2670 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2671 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2672 } else { 2673 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2674 + "' does not handle web links"); 2675 } 2676 } else { 2677 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2678 } 2679 } 2680 2681 scheduleWritePackageRestrictionsLocked(userId); 2682 scheduleWriteSettingsLocked(); 2683 } 2684 2685 private void applyFactoryDefaultBrowserLPw(int userId) { 2686 // The default browser app's package name is stored in a string resource, 2687 // with a product-specific overlay used for vendor customization. 2688 String browserPkg = mContext.getResources().getString( 2689 com.android.internal.R.string.default_browser); 2690 if (!TextUtils.isEmpty(browserPkg)) { 2691 // non-empty string => required to be a known package 2692 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2693 if (ps == null) { 2694 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2695 browserPkg = null; 2696 } else { 2697 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2698 } 2699 } 2700 2701 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2702 // default. If there's more than one, just leave everything alone. 2703 if (browserPkg == null) { 2704 calculateDefaultBrowserLPw(userId); 2705 } 2706 } 2707 2708 private void calculateDefaultBrowserLPw(int userId) { 2709 List<String> allBrowsers = resolveAllBrowserApps(userId); 2710 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2711 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2712 } 2713 2714 private List<String> resolveAllBrowserApps(int userId) { 2715 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2716 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2717 PackageManager.MATCH_ALL, userId); 2718 2719 final int count = list.size(); 2720 List<String> result = new ArrayList<String>(count); 2721 for (int i=0; i<count; i++) { 2722 ResolveInfo info = list.get(i); 2723 if (info.activityInfo == null 2724 || !info.handleAllWebDataURI 2725 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2726 || result.contains(info.activityInfo.packageName)) { 2727 continue; 2728 } 2729 result.add(info.activityInfo.packageName); 2730 } 2731 2732 return result; 2733 } 2734 2735 private boolean packageIsBrowser(String packageName, int userId) { 2736 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2737 PackageManager.MATCH_ALL, userId); 2738 final int N = list.size(); 2739 for (int i = 0; i < N; i++) { 2740 ResolveInfo info = list.get(i); 2741 if (packageName.equals(info.activityInfo.packageName)) { 2742 return true; 2743 } 2744 } 2745 return false; 2746 } 2747 2748 private void checkDefaultBrowser() { 2749 final int myUserId = UserHandle.myUserId(); 2750 final String packageName = getDefaultBrowserPackageName(myUserId); 2751 if (packageName != null) { 2752 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2753 if (info == null) { 2754 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2755 synchronized (mPackages) { 2756 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2757 } 2758 } 2759 } 2760 } 2761 2762 @Override 2763 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2764 throws RemoteException { 2765 try { 2766 return super.onTransact(code, data, reply, flags); 2767 } catch (RuntimeException e) { 2768 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2769 Slog.wtf(TAG, "Package Manager Crash", e); 2770 } 2771 throw e; 2772 } 2773 } 2774 2775 void cleanupInstallFailedPackage(PackageSetting ps) { 2776 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2777 2778 removeDataDirsLI(ps.volumeUuid, ps.name); 2779 if (ps.codePath != null) { 2780 if (ps.codePath.isDirectory()) { 2781 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2782 } else { 2783 ps.codePath.delete(); 2784 } 2785 } 2786 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2787 if (ps.resourcePath.isDirectory()) { 2788 FileUtils.deleteContents(ps.resourcePath); 2789 } 2790 ps.resourcePath.delete(); 2791 } 2792 mSettings.removePackageLPw(ps.name); 2793 } 2794 2795 static int[] appendInts(int[] cur, int[] add) { 2796 if (add == null) return cur; 2797 if (cur == null) return add; 2798 final int N = add.length; 2799 for (int i=0; i<N; i++) { 2800 cur = appendInt(cur, add[i]); 2801 } 2802 return cur; 2803 } 2804 2805 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2806 if (!sUserManager.exists(userId)) return null; 2807 final PackageSetting ps = (PackageSetting) p.mExtras; 2808 if (ps == null) { 2809 return null; 2810 } 2811 2812 final PermissionsState permissionsState = ps.getPermissionsState(); 2813 2814 final int[] gids = permissionsState.computeGids(userId); 2815 final Set<String> permissions = permissionsState.getPermissions(userId); 2816 final PackageUserState state = ps.readUserState(userId); 2817 2818 return PackageParser.generatePackageInfo(p, gids, flags, 2819 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2820 } 2821 2822 @Override 2823 public void checkPackageStartable(String packageName, int userId) { 2824 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2825 2826 synchronized (mPackages) { 2827 final PackageSetting ps = mSettings.mPackages.get(packageName); 2828 if (ps == null) { 2829 throw new SecurityException("Package " + packageName + " was not found!"); 2830 } 2831 2832 if (ps.frozen) { 2833 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2834 } 2835 2836 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2837 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2838 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2839 } 2840 } 2841 } 2842 2843 @Override 2844 public boolean isPackageAvailable(String packageName, int userId) { 2845 if (!sUserManager.exists(userId)) return false; 2846 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2847 synchronized (mPackages) { 2848 PackageParser.Package p = mPackages.get(packageName); 2849 if (p != null) { 2850 final PackageSetting ps = (PackageSetting) p.mExtras; 2851 if (ps != null) { 2852 final PackageUserState state = ps.readUserState(userId); 2853 if (state != null) { 2854 return PackageParser.isAvailable(state); 2855 } 2856 } 2857 } 2858 } 2859 return false; 2860 } 2861 2862 @Override 2863 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2864 if (!sUserManager.exists(userId)) return null; 2865 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2866 // reader 2867 synchronized (mPackages) { 2868 PackageParser.Package p = mPackages.get(packageName); 2869 if (DEBUG_PACKAGE_INFO) 2870 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2871 if (p != null) { 2872 return generatePackageInfo(p, flags, userId); 2873 } 2874 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2875 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2876 } 2877 } 2878 return null; 2879 } 2880 2881 @Override 2882 public String[] currentToCanonicalPackageNames(String[] names) { 2883 String[] out = new String[names.length]; 2884 // reader 2885 synchronized (mPackages) { 2886 for (int i=names.length-1; i>=0; i--) { 2887 PackageSetting ps = mSettings.mPackages.get(names[i]); 2888 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2889 } 2890 } 2891 return out; 2892 } 2893 2894 @Override 2895 public String[] canonicalToCurrentPackageNames(String[] names) { 2896 String[] out = new String[names.length]; 2897 // reader 2898 synchronized (mPackages) { 2899 for (int i=names.length-1; i>=0; i--) { 2900 String cur = mSettings.mRenamedPackages.get(names[i]); 2901 out[i] = cur != null ? cur : names[i]; 2902 } 2903 } 2904 return out; 2905 } 2906 2907 @Override 2908 public int getPackageUid(String packageName, int userId) { 2909 return getPackageUidEtc(packageName, 0, userId); 2910 } 2911 2912 @Override 2913 public int getPackageUidEtc(String packageName, int flags, int userId) { 2914 if (!sUserManager.exists(userId)) return -1; 2915 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2916 2917 // reader 2918 synchronized (mPackages) { 2919 final PackageParser.Package p = mPackages.get(packageName); 2920 if (p != null) { 2921 return UserHandle.getUid(userId, p.applicationInfo.uid); 2922 } 2923 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2924 final PackageSetting ps = mSettings.mPackages.get(packageName); 2925 if (ps != null) { 2926 return UserHandle.getUid(userId, ps.appId); 2927 } 2928 } 2929 } 2930 2931 return -1; 2932 } 2933 2934 @Override 2935 public int[] getPackageGids(String packageName, int userId) { 2936 return getPackageGidsEtc(packageName, 0, userId); 2937 } 2938 2939 @Override 2940 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2941 if (!sUserManager.exists(userId)) { 2942 return null; 2943 } 2944 2945 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2946 "getPackageGids"); 2947 2948 // reader 2949 synchronized (mPackages) { 2950 final PackageParser.Package p = mPackages.get(packageName); 2951 if (p != null) { 2952 PackageSetting ps = (PackageSetting) p.mExtras; 2953 return ps.getPermissionsState().computeGids(userId); 2954 } 2955 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2956 final PackageSetting ps = mSettings.mPackages.get(packageName); 2957 if (ps != null) { 2958 return ps.getPermissionsState().computeGids(userId); 2959 } 2960 } 2961 } 2962 2963 return null; 2964 } 2965 2966 static PermissionInfo generatePermissionInfo( 2967 BasePermission bp, int flags) { 2968 if (bp.perm != null) { 2969 return PackageParser.generatePermissionInfo(bp.perm, flags); 2970 } 2971 PermissionInfo pi = new PermissionInfo(); 2972 pi.name = bp.name; 2973 pi.packageName = bp.sourcePackage; 2974 pi.nonLocalizedLabel = bp.name; 2975 pi.protectionLevel = bp.protectionLevel; 2976 return pi; 2977 } 2978 2979 @Override 2980 public PermissionInfo getPermissionInfo(String name, int flags) { 2981 // reader 2982 synchronized (mPackages) { 2983 final BasePermission p = mSettings.mPermissions.get(name); 2984 if (p != null) { 2985 return generatePermissionInfo(p, flags); 2986 } 2987 return null; 2988 } 2989 } 2990 2991 @Override 2992 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2993 // reader 2994 synchronized (mPackages) { 2995 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2996 for (BasePermission p : mSettings.mPermissions.values()) { 2997 if (group == null) { 2998 if (p.perm == null || p.perm.info.group == null) { 2999 out.add(generatePermissionInfo(p, flags)); 3000 } 3001 } else { 3002 if (p.perm != null && group.equals(p.perm.info.group)) { 3003 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3004 } 3005 } 3006 } 3007 3008 if (out.size() > 0) { 3009 return out; 3010 } 3011 return mPermissionGroups.containsKey(group) ? out : null; 3012 } 3013 } 3014 3015 @Override 3016 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3017 // reader 3018 synchronized (mPackages) { 3019 return PackageParser.generatePermissionGroupInfo( 3020 mPermissionGroups.get(name), flags); 3021 } 3022 } 3023 3024 @Override 3025 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3026 // reader 3027 synchronized (mPackages) { 3028 final int N = mPermissionGroups.size(); 3029 ArrayList<PermissionGroupInfo> out 3030 = new ArrayList<PermissionGroupInfo>(N); 3031 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3032 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3033 } 3034 return out; 3035 } 3036 } 3037 3038 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3039 int userId) { 3040 if (!sUserManager.exists(userId)) return null; 3041 PackageSetting ps = mSettings.mPackages.get(packageName); 3042 if (ps != null) { 3043 if (ps.pkg == null) { 3044 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3045 flags, userId); 3046 if (pInfo != null) { 3047 return pInfo.applicationInfo; 3048 } 3049 return null; 3050 } 3051 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3052 ps.readUserState(userId), userId); 3053 } 3054 return null; 3055 } 3056 3057 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3058 int userId) { 3059 if (!sUserManager.exists(userId)) return null; 3060 PackageSetting ps = mSettings.mPackages.get(packageName); 3061 if (ps != null) { 3062 PackageParser.Package pkg = ps.pkg; 3063 if (pkg == null) { 3064 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 3065 return null; 3066 } 3067 // Only data remains, so we aren't worried about code paths 3068 pkg = new PackageParser.Package(packageName); 3069 pkg.applicationInfo.packageName = packageName; 3070 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3071 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3072 pkg.applicationInfo.uid = ps.appId; 3073 pkg.applicationInfo.initForUser(userId); 3074 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3075 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3076 } 3077 return generatePackageInfo(pkg, flags, userId); 3078 } 3079 return null; 3080 } 3081 3082 @Override 3083 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3084 if (!sUserManager.exists(userId)) return null; 3085 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3086 // writer 3087 synchronized (mPackages) { 3088 PackageParser.Package p = mPackages.get(packageName); 3089 if (DEBUG_PACKAGE_INFO) Log.v( 3090 TAG, "getApplicationInfo " + packageName 3091 + ": " + p); 3092 if (p != null) { 3093 PackageSetting ps = mSettings.mPackages.get(packageName); 3094 if (ps == null) return null; 3095 // Note: isEnabledLP() does not apply here - always return info 3096 return PackageParser.generateApplicationInfo( 3097 p, flags, ps.readUserState(userId), userId); 3098 } 3099 if ("android".equals(packageName)||"system".equals(packageName)) { 3100 return mAndroidApplication; 3101 } 3102 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 3103 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3104 } 3105 } 3106 return null; 3107 } 3108 3109 @Override 3110 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3111 final IPackageDataObserver observer) { 3112 mContext.enforceCallingOrSelfPermission( 3113 android.Manifest.permission.CLEAR_APP_CACHE, null); 3114 // Queue up an async operation since clearing cache may take a little while. 3115 mHandler.post(new Runnable() { 3116 public void run() { 3117 mHandler.removeCallbacks(this); 3118 int retCode = -1; 3119 synchronized (mInstallLock) { 3120 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3121 if (retCode < 0) { 3122 Slog.w(TAG, "Couldn't clear application caches"); 3123 } 3124 } 3125 if (observer != null) { 3126 try { 3127 observer.onRemoveCompleted(null, (retCode >= 0)); 3128 } catch (RemoteException e) { 3129 Slog.w(TAG, "RemoveException when invoking call back"); 3130 } 3131 } 3132 } 3133 }); 3134 } 3135 3136 @Override 3137 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3138 final IntentSender pi) { 3139 mContext.enforceCallingOrSelfPermission( 3140 android.Manifest.permission.CLEAR_APP_CACHE, null); 3141 // Queue up an async operation since clearing cache may take a little while. 3142 mHandler.post(new Runnable() { 3143 public void run() { 3144 mHandler.removeCallbacks(this); 3145 int retCode = -1; 3146 synchronized (mInstallLock) { 3147 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3148 if (retCode < 0) { 3149 Slog.w(TAG, "Couldn't clear application caches"); 3150 } 3151 } 3152 if(pi != null) { 3153 try { 3154 // Callback via pending intent 3155 int code = (retCode >= 0) ? 1 : 0; 3156 pi.sendIntent(null, code, null, 3157 null, null); 3158 } catch (SendIntentException e1) { 3159 Slog.i(TAG, "Failed to send pending intent"); 3160 } 3161 } 3162 } 3163 }); 3164 } 3165 3166 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3167 synchronized (mInstallLock) { 3168 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3169 throw new IOException("Failed to free enough space"); 3170 } 3171 } 3172 } 3173 3174 /** 3175 * Return if the user key is currently unlocked. 3176 */ 3177 private boolean isUserKeyUnlocked(int userId) { 3178 if (StorageManager.isFileBasedEncryptionEnabled()) { 3179 final IMountService mount = IMountService.Stub 3180 .asInterface(ServiceManager.getService("mount")); 3181 if (mount == null) { 3182 Slog.w(TAG, "Early during boot, assuming locked"); 3183 return false; 3184 } 3185 final long token = Binder.clearCallingIdentity(); 3186 try { 3187 return mount.isUserKeyUnlocked(userId); 3188 } catch (RemoteException e) { 3189 throw e.rethrowAsRuntimeException(); 3190 } finally { 3191 Binder.restoreCallingIdentity(token); 3192 } 3193 } else { 3194 return true; 3195 } 3196 } 3197 3198 /** 3199 * Augment the given flags depending on current user running state. This is 3200 * purposefully done before acquiring {@link #mPackages} lock. 3201 */ 3202 private int augmentFlagsForUser(int flags, int userId) { 3203 if (!isUserKeyUnlocked(userId)) { 3204 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_ONLY; 3205 } 3206 return flags; 3207 } 3208 3209 @Override 3210 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3211 if (!sUserManager.exists(userId)) return null; 3212 flags = augmentFlagsForUser(flags, userId); 3213 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3214 synchronized (mPackages) { 3215 PackageParser.Activity a = mActivities.mActivities.get(component); 3216 3217 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3218 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3219 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3220 if (ps == null) return null; 3221 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3222 userId); 3223 } 3224 if (mResolveComponentName.equals(component)) { 3225 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3226 new PackageUserState(), userId); 3227 } 3228 } 3229 return null; 3230 } 3231 3232 @Override 3233 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3234 String resolvedType) { 3235 synchronized (mPackages) { 3236 if (component.equals(mResolveComponentName)) { 3237 // The resolver supports EVERYTHING! 3238 return true; 3239 } 3240 PackageParser.Activity a = mActivities.mActivities.get(component); 3241 if (a == null) { 3242 return false; 3243 } 3244 for (int i=0; i<a.intents.size(); i++) { 3245 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3246 intent.getData(), intent.getCategories(), TAG) >= 0) { 3247 return true; 3248 } 3249 } 3250 return false; 3251 } 3252 } 3253 3254 @Override 3255 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3256 if (!sUserManager.exists(userId)) return null; 3257 flags = augmentFlagsForUser(flags, userId); 3258 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3259 synchronized (mPackages) { 3260 PackageParser.Activity a = mReceivers.mActivities.get(component); 3261 if (DEBUG_PACKAGE_INFO) Log.v( 3262 TAG, "getReceiverInfo " + component + ": " + a); 3263 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3264 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3265 if (ps == null) return null; 3266 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3267 userId); 3268 } 3269 } 3270 return null; 3271 } 3272 3273 @Override 3274 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3275 if (!sUserManager.exists(userId)) return null; 3276 flags = augmentFlagsForUser(flags, userId); 3277 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3278 synchronized (mPackages) { 3279 PackageParser.Service s = mServices.mServices.get(component); 3280 if (DEBUG_PACKAGE_INFO) Log.v( 3281 TAG, "getServiceInfo " + component + ": " + s); 3282 if (s != null && mSettings.isEnabledAndVisibleLPr(s.info, flags, userId)) { 3283 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3284 if (ps == null) return null; 3285 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3286 userId); 3287 } 3288 } 3289 return null; 3290 } 3291 3292 @Override 3293 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3294 if (!sUserManager.exists(userId)) return null; 3295 flags = augmentFlagsForUser(flags, userId); 3296 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3297 synchronized (mPackages) { 3298 PackageParser.Provider p = mProviders.mProviders.get(component); 3299 if (DEBUG_PACKAGE_INFO) Log.v( 3300 TAG, "getProviderInfo " + component + ": " + p); 3301 if (p != null && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId)) { 3302 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3303 if (ps == null) return null; 3304 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3305 userId); 3306 } 3307 } 3308 return null; 3309 } 3310 3311 @Override 3312 public String[] getSystemSharedLibraryNames() { 3313 Set<String> libSet; 3314 synchronized (mPackages) { 3315 libSet = mSharedLibraries.keySet(); 3316 int size = libSet.size(); 3317 if (size > 0) { 3318 String[] libs = new String[size]; 3319 libSet.toArray(libs); 3320 return libs; 3321 } 3322 } 3323 return null; 3324 } 3325 3326 /** 3327 * @hide 3328 */ 3329 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3330 synchronized (mPackages) { 3331 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3332 if (lib != null && lib.apk != null) { 3333 return mPackages.get(lib.apk); 3334 } 3335 } 3336 return null; 3337 } 3338 3339 @Override 3340 public FeatureInfo[] getSystemAvailableFeatures() { 3341 Collection<FeatureInfo> featSet; 3342 synchronized (mPackages) { 3343 featSet = mAvailableFeatures.values(); 3344 int size = featSet.size(); 3345 if (size > 0) { 3346 FeatureInfo[] features = new FeatureInfo[size+1]; 3347 featSet.toArray(features); 3348 FeatureInfo fi = new FeatureInfo(); 3349 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3350 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3351 features[size] = fi; 3352 return features; 3353 } 3354 } 3355 return null; 3356 } 3357 3358 @Override 3359 public boolean hasSystemFeature(String name) { 3360 synchronized (mPackages) { 3361 return mAvailableFeatures.containsKey(name); 3362 } 3363 } 3364 3365 @Override 3366 public int checkPermission(String permName, String pkgName, int userId) { 3367 if (!sUserManager.exists(userId)) { 3368 return PackageManager.PERMISSION_DENIED; 3369 } 3370 3371 synchronized (mPackages) { 3372 final PackageParser.Package p = mPackages.get(pkgName); 3373 if (p != null && p.mExtras != null) { 3374 final PackageSetting ps = (PackageSetting) p.mExtras; 3375 final PermissionsState permissionsState = ps.getPermissionsState(); 3376 if (permissionsState.hasPermission(permName, userId)) { 3377 return PackageManager.PERMISSION_GRANTED; 3378 } 3379 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3380 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3381 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3382 return PackageManager.PERMISSION_GRANTED; 3383 } 3384 } 3385 } 3386 3387 return PackageManager.PERMISSION_DENIED; 3388 } 3389 3390 @Override 3391 public int checkUidPermission(String permName, int uid) { 3392 final int userId = UserHandle.getUserId(uid); 3393 3394 if (!sUserManager.exists(userId)) { 3395 return PackageManager.PERMISSION_DENIED; 3396 } 3397 3398 synchronized (mPackages) { 3399 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3400 if (obj != null) { 3401 final SettingBase ps = (SettingBase) obj; 3402 final PermissionsState permissionsState = ps.getPermissionsState(); 3403 if (permissionsState.hasPermission(permName, userId)) { 3404 return PackageManager.PERMISSION_GRANTED; 3405 } 3406 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3407 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3408 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3409 return PackageManager.PERMISSION_GRANTED; 3410 } 3411 } else { 3412 ArraySet<String> perms = mSystemPermissions.get(uid); 3413 if (perms != null) { 3414 if (perms.contains(permName)) { 3415 return PackageManager.PERMISSION_GRANTED; 3416 } 3417 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3418 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3419 return PackageManager.PERMISSION_GRANTED; 3420 } 3421 } 3422 } 3423 } 3424 3425 return PackageManager.PERMISSION_DENIED; 3426 } 3427 3428 @Override 3429 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3430 if (UserHandle.getCallingUserId() != userId) { 3431 mContext.enforceCallingPermission( 3432 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3433 "isPermissionRevokedByPolicy for user " + userId); 3434 } 3435 3436 if (checkPermission(permission, packageName, userId) 3437 == PackageManager.PERMISSION_GRANTED) { 3438 return false; 3439 } 3440 3441 final long identity = Binder.clearCallingIdentity(); 3442 try { 3443 final int flags = getPermissionFlags(permission, packageName, userId); 3444 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3445 } finally { 3446 Binder.restoreCallingIdentity(identity); 3447 } 3448 } 3449 3450 @Override 3451 public String getPermissionControllerPackageName() { 3452 synchronized (mPackages) { 3453 return mRequiredInstallerPackage; 3454 } 3455 } 3456 3457 /** 3458 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3459 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3460 * @param checkShell TODO(yamasani): 3461 * @param message the message to log on security exception 3462 */ 3463 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3464 boolean checkShell, String message) { 3465 if (userId < 0) { 3466 throw new IllegalArgumentException("Invalid userId " + userId); 3467 } 3468 if (checkShell) { 3469 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3470 } 3471 if (userId == UserHandle.getUserId(callingUid)) return; 3472 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3473 if (requireFullPermission) { 3474 mContext.enforceCallingOrSelfPermission( 3475 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3476 } else { 3477 try { 3478 mContext.enforceCallingOrSelfPermission( 3479 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3480 } catch (SecurityException se) { 3481 mContext.enforceCallingOrSelfPermission( 3482 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3483 } 3484 } 3485 } 3486 } 3487 3488 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3489 if (callingUid == Process.SHELL_UID) { 3490 if (userHandle >= 0 3491 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3492 throw new SecurityException("Shell does not have permission to access user " 3493 + userHandle); 3494 } else if (userHandle < 0) { 3495 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3496 + Debug.getCallers(3)); 3497 } 3498 } 3499 } 3500 3501 private BasePermission findPermissionTreeLP(String permName) { 3502 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3503 if (permName.startsWith(bp.name) && 3504 permName.length() > bp.name.length() && 3505 permName.charAt(bp.name.length()) == '.') { 3506 return bp; 3507 } 3508 } 3509 return null; 3510 } 3511 3512 private BasePermission checkPermissionTreeLP(String permName) { 3513 if (permName != null) { 3514 BasePermission bp = findPermissionTreeLP(permName); 3515 if (bp != null) { 3516 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3517 return bp; 3518 } 3519 throw new SecurityException("Calling uid " 3520 + Binder.getCallingUid() 3521 + " is not allowed to add to permission tree " 3522 + bp.name + " owned by uid " + bp.uid); 3523 } 3524 } 3525 throw new SecurityException("No permission tree found for " + permName); 3526 } 3527 3528 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3529 if (s1 == null) { 3530 return s2 == null; 3531 } 3532 if (s2 == null) { 3533 return false; 3534 } 3535 if (s1.getClass() != s2.getClass()) { 3536 return false; 3537 } 3538 return s1.equals(s2); 3539 } 3540 3541 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3542 if (pi1.icon != pi2.icon) return false; 3543 if (pi1.logo != pi2.logo) return false; 3544 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3545 if (!compareStrings(pi1.name, pi2.name)) return false; 3546 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3547 // We'll take care of setting this one. 3548 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3549 // These are not currently stored in settings. 3550 //if (!compareStrings(pi1.group, pi2.group)) return false; 3551 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3552 //if (pi1.labelRes != pi2.labelRes) return false; 3553 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3554 return true; 3555 } 3556 3557 int permissionInfoFootprint(PermissionInfo info) { 3558 int size = info.name.length(); 3559 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3560 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3561 return size; 3562 } 3563 3564 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3565 int size = 0; 3566 for (BasePermission perm : mSettings.mPermissions.values()) { 3567 if (perm.uid == tree.uid) { 3568 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3569 } 3570 } 3571 return size; 3572 } 3573 3574 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3575 // We calculate the max size of permissions defined by this uid and throw 3576 // if that plus the size of 'info' would exceed our stated maximum. 3577 if (tree.uid != Process.SYSTEM_UID) { 3578 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3579 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3580 throw new SecurityException("Permission tree size cap exceeded"); 3581 } 3582 } 3583 } 3584 3585 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3586 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3587 throw new SecurityException("Label must be specified in permission"); 3588 } 3589 BasePermission tree = checkPermissionTreeLP(info.name); 3590 BasePermission bp = mSettings.mPermissions.get(info.name); 3591 boolean added = bp == null; 3592 boolean changed = true; 3593 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3594 if (added) { 3595 enforcePermissionCapLocked(info, tree); 3596 bp = new BasePermission(info.name, tree.sourcePackage, 3597 BasePermission.TYPE_DYNAMIC); 3598 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3599 throw new SecurityException( 3600 "Not allowed to modify non-dynamic permission " 3601 + info.name); 3602 } else { 3603 if (bp.protectionLevel == fixedLevel 3604 && bp.perm.owner.equals(tree.perm.owner) 3605 && bp.uid == tree.uid 3606 && comparePermissionInfos(bp.perm.info, info)) { 3607 changed = false; 3608 } 3609 } 3610 bp.protectionLevel = fixedLevel; 3611 info = new PermissionInfo(info); 3612 info.protectionLevel = fixedLevel; 3613 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3614 bp.perm.info.packageName = tree.perm.info.packageName; 3615 bp.uid = tree.uid; 3616 if (added) { 3617 mSettings.mPermissions.put(info.name, bp); 3618 } 3619 if (changed) { 3620 if (!async) { 3621 mSettings.writeLPr(); 3622 } else { 3623 scheduleWriteSettingsLocked(); 3624 } 3625 } 3626 return added; 3627 } 3628 3629 @Override 3630 public boolean addPermission(PermissionInfo info) { 3631 synchronized (mPackages) { 3632 return addPermissionLocked(info, false); 3633 } 3634 } 3635 3636 @Override 3637 public boolean addPermissionAsync(PermissionInfo info) { 3638 synchronized (mPackages) { 3639 return addPermissionLocked(info, true); 3640 } 3641 } 3642 3643 @Override 3644 public void removePermission(String name) { 3645 synchronized (mPackages) { 3646 checkPermissionTreeLP(name); 3647 BasePermission bp = mSettings.mPermissions.get(name); 3648 if (bp != null) { 3649 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3650 throw new SecurityException( 3651 "Not allowed to modify non-dynamic permission " 3652 + name); 3653 } 3654 mSettings.mPermissions.remove(name); 3655 mSettings.writeLPr(); 3656 } 3657 } 3658 } 3659 3660 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3661 BasePermission bp) { 3662 int index = pkg.requestedPermissions.indexOf(bp.name); 3663 if (index == -1) { 3664 throw new SecurityException("Package " + pkg.packageName 3665 + " has not requested permission " + bp.name); 3666 } 3667 if (!bp.isRuntime() && !bp.isDevelopment()) { 3668 throw new SecurityException("Permission " + bp.name 3669 + " is not a changeable permission type"); 3670 } 3671 } 3672 3673 @Override 3674 public void grantRuntimePermission(String packageName, String name, final int userId) { 3675 if (!sUserManager.exists(userId)) { 3676 Log.e(TAG, "No such user:" + userId); 3677 return; 3678 } 3679 3680 mContext.enforceCallingOrSelfPermission( 3681 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3682 "grantRuntimePermission"); 3683 3684 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3685 "grantRuntimePermission"); 3686 3687 final int uid; 3688 final SettingBase sb; 3689 3690 synchronized (mPackages) { 3691 final PackageParser.Package pkg = mPackages.get(packageName); 3692 if (pkg == null) { 3693 throw new IllegalArgumentException("Unknown package: " + packageName); 3694 } 3695 3696 final BasePermission bp = mSettings.mPermissions.get(name); 3697 if (bp == null) { 3698 throw new IllegalArgumentException("Unknown permission: " + name); 3699 } 3700 3701 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3702 3703 // If a permission review is required for legacy apps we represent 3704 // their permissions as always granted runtime ones since we need 3705 // to keep the review required permission flag per user while an 3706 // install permission's state is shared across all users. 3707 if (Build.PERMISSIONS_REVIEW_REQUIRED 3708 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3709 && bp.isRuntime()) { 3710 return; 3711 } 3712 3713 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3714 sb = (SettingBase) pkg.mExtras; 3715 if (sb == null) { 3716 throw new IllegalArgumentException("Unknown package: " + packageName); 3717 } 3718 3719 final PermissionsState permissionsState = sb.getPermissionsState(); 3720 3721 final int flags = permissionsState.getPermissionFlags(name, userId); 3722 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3723 throw new SecurityException("Cannot grant system fixed permission: " 3724 + name + " for package: " + packageName); 3725 } 3726 3727 if (bp.isDevelopment()) { 3728 // Development permissions must be handled specially, since they are not 3729 // normal runtime permissions. For now they apply to all users. 3730 if (permissionsState.grantInstallPermission(bp) != 3731 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3732 scheduleWriteSettingsLocked(); 3733 } 3734 return; 3735 } 3736 3737 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3738 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3739 return; 3740 } 3741 3742 final int result = permissionsState.grantRuntimePermission(bp, userId); 3743 switch (result) { 3744 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3745 return; 3746 } 3747 3748 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3749 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3750 mHandler.post(new Runnable() { 3751 @Override 3752 public void run() { 3753 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3754 } 3755 }); 3756 } 3757 break; 3758 } 3759 3760 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3761 3762 // Not critical if that is lost - app has to request again. 3763 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3764 } 3765 3766 // Only need to do this if user is initialized. Otherwise it's a new user 3767 // and there are no processes running as the user yet and there's no need 3768 // to make an expensive call to remount processes for the changed permissions. 3769 if (READ_EXTERNAL_STORAGE.equals(name) 3770 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3771 final long token = Binder.clearCallingIdentity(); 3772 try { 3773 if (sUserManager.isInitialized(userId)) { 3774 MountServiceInternal mountServiceInternal = LocalServices.getService( 3775 MountServiceInternal.class); 3776 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3777 } 3778 } finally { 3779 Binder.restoreCallingIdentity(token); 3780 } 3781 } 3782 } 3783 3784 @Override 3785 public void revokeRuntimePermission(String packageName, String name, int userId) { 3786 if (!sUserManager.exists(userId)) { 3787 Log.e(TAG, "No such user:" + userId); 3788 return; 3789 } 3790 3791 mContext.enforceCallingOrSelfPermission( 3792 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3793 "revokeRuntimePermission"); 3794 3795 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3796 "revokeRuntimePermission"); 3797 3798 final int appId; 3799 3800 synchronized (mPackages) { 3801 final PackageParser.Package pkg = mPackages.get(packageName); 3802 if (pkg == null) { 3803 throw new IllegalArgumentException("Unknown package: " + packageName); 3804 } 3805 3806 final BasePermission bp = mSettings.mPermissions.get(name); 3807 if (bp == null) { 3808 throw new IllegalArgumentException("Unknown permission: " + name); 3809 } 3810 3811 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3812 3813 // If a permission review is required for legacy apps we represent 3814 // their permissions as always granted runtime ones since we need 3815 // to keep the review required permission flag per user while an 3816 // install permission's state is shared across all users. 3817 if (Build.PERMISSIONS_REVIEW_REQUIRED 3818 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3819 && bp.isRuntime()) { 3820 return; 3821 } 3822 3823 SettingBase sb = (SettingBase) pkg.mExtras; 3824 if (sb == null) { 3825 throw new IllegalArgumentException("Unknown package: " + packageName); 3826 } 3827 3828 final PermissionsState permissionsState = sb.getPermissionsState(); 3829 3830 final int flags = permissionsState.getPermissionFlags(name, userId); 3831 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3832 throw new SecurityException("Cannot revoke system fixed permission: " 3833 + name + " for package: " + packageName); 3834 } 3835 3836 if (bp.isDevelopment()) { 3837 // Development permissions must be handled specially, since they are not 3838 // normal runtime permissions. For now they apply to all users. 3839 if (permissionsState.revokeInstallPermission(bp) != 3840 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3841 scheduleWriteSettingsLocked(); 3842 } 3843 return; 3844 } 3845 3846 if (permissionsState.revokeRuntimePermission(bp, userId) == 3847 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3848 return; 3849 } 3850 3851 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3852 3853 // Critical, after this call app should never have the permission. 3854 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3855 3856 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3857 } 3858 3859 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3860 } 3861 3862 @Override 3863 public void resetRuntimePermissions() { 3864 mContext.enforceCallingOrSelfPermission( 3865 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3866 "revokeRuntimePermission"); 3867 3868 int callingUid = Binder.getCallingUid(); 3869 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3870 mContext.enforceCallingOrSelfPermission( 3871 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3872 "resetRuntimePermissions"); 3873 } 3874 3875 synchronized (mPackages) { 3876 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3877 for (int userId : UserManagerService.getInstance().getUserIds()) { 3878 final int packageCount = mPackages.size(); 3879 for (int i = 0; i < packageCount; i++) { 3880 PackageParser.Package pkg = mPackages.valueAt(i); 3881 if (!(pkg.mExtras instanceof PackageSetting)) { 3882 continue; 3883 } 3884 PackageSetting ps = (PackageSetting) pkg.mExtras; 3885 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3886 } 3887 } 3888 } 3889 } 3890 3891 @Override 3892 public int getPermissionFlags(String name, String packageName, int userId) { 3893 if (!sUserManager.exists(userId)) { 3894 return 0; 3895 } 3896 3897 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3898 3899 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3900 "getPermissionFlags"); 3901 3902 synchronized (mPackages) { 3903 final PackageParser.Package pkg = mPackages.get(packageName); 3904 if (pkg == null) { 3905 throw new IllegalArgumentException("Unknown package: " + packageName); 3906 } 3907 3908 final BasePermission bp = mSettings.mPermissions.get(name); 3909 if (bp == null) { 3910 throw new IllegalArgumentException("Unknown permission: " + name); 3911 } 3912 3913 SettingBase sb = (SettingBase) pkg.mExtras; 3914 if (sb == null) { 3915 throw new IllegalArgumentException("Unknown package: " + packageName); 3916 } 3917 3918 PermissionsState permissionsState = sb.getPermissionsState(); 3919 return permissionsState.getPermissionFlags(name, userId); 3920 } 3921 } 3922 3923 @Override 3924 public void updatePermissionFlags(String name, String packageName, int flagMask, 3925 int flagValues, int userId) { 3926 if (!sUserManager.exists(userId)) { 3927 return; 3928 } 3929 3930 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3931 3932 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3933 "updatePermissionFlags"); 3934 3935 // Only the system can change these flags and nothing else. 3936 if (getCallingUid() != Process.SYSTEM_UID) { 3937 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3938 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3939 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3940 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3941 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3942 } 3943 3944 synchronized (mPackages) { 3945 final PackageParser.Package pkg = mPackages.get(packageName); 3946 if (pkg == null) { 3947 throw new IllegalArgumentException("Unknown package: " + packageName); 3948 } 3949 3950 final BasePermission bp = mSettings.mPermissions.get(name); 3951 if (bp == null) { 3952 throw new IllegalArgumentException("Unknown permission: " + name); 3953 } 3954 3955 SettingBase sb = (SettingBase) pkg.mExtras; 3956 if (sb == null) { 3957 throw new IllegalArgumentException("Unknown package: " + packageName); 3958 } 3959 3960 PermissionsState permissionsState = sb.getPermissionsState(); 3961 3962 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3963 3964 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3965 // Install and runtime permissions are stored in different places, 3966 // so figure out what permission changed and persist the change. 3967 if (permissionsState.getInstallPermissionState(name) != null) { 3968 scheduleWriteSettingsLocked(); 3969 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3970 || hadState) { 3971 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3972 } 3973 } 3974 } 3975 } 3976 3977 /** 3978 * Update the permission flags for all packages and runtime permissions of a user in order 3979 * to allow device or profile owner to remove POLICY_FIXED. 3980 */ 3981 @Override 3982 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3983 if (!sUserManager.exists(userId)) { 3984 return; 3985 } 3986 3987 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3988 3989 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3990 "updatePermissionFlagsForAllApps"); 3991 3992 // Only the system can change system fixed flags. 3993 if (getCallingUid() != Process.SYSTEM_UID) { 3994 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3995 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3996 } 3997 3998 synchronized (mPackages) { 3999 boolean changed = false; 4000 final int packageCount = mPackages.size(); 4001 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4002 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4003 SettingBase sb = (SettingBase) pkg.mExtras; 4004 if (sb == null) { 4005 continue; 4006 } 4007 PermissionsState permissionsState = sb.getPermissionsState(); 4008 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4009 userId, flagMask, flagValues); 4010 } 4011 if (changed) { 4012 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4013 } 4014 } 4015 } 4016 4017 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4018 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4019 != PackageManager.PERMISSION_GRANTED 4020 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4021 != PackageManager.PERMISSION_GRANTED) { 4022 throw new SecurityException(message + " requires " 4023 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4024 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4025 } 4026 } 4027 4028 @Override 4029 public boolean shouldShowRequestPermissionRationale(String permissionName, 4030 String packageName, int userId) { 4031 if (UserHandle.getCallingUserId() != userId) { 4032 mContext.enforceCallingPermission( 4033 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4034 "canShowRequestPermissionRationale for user " + userId); 4035 } 4036 4037 final int uid = getPackageUid(packageName, userId); 4038 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4039 return false; 4040 } 4041 4042 if (checkPermission(permissionName, packageName, userId) 4043 == PackageManager.PERMISSION_GRANTED) { 4044 return false; 4045 } 4046 4047 final int flags; 4048 4049 final long identity = Binder.clearCallingIdentity(); 4050 try { 4051 flags = getPermissionFlags(permissionName, 4052 packageName, userId); 4053 } finally { 4054 Binder.restoreCallingIdentity(identity); 4055 } 4056 4057 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4058 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4059 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4060 4061 if ((flags & fixedFlags) != 0) { 4062 return false; 4063 } 4064 4065 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4066 } 4067 4068 @Override 4069 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4070 mContext.enforceCallingOrSelfPermission( 4071 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4072 "addOnPermissionsChangeListener"); 4073 4074 synchronized (mPackages) { 4075 mOnPermissionChangeListeners.addListenerLocked(listener); 4076 } 4077 } 4078 4079 @Override 4080 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4081 synchronized (mPackages) { 4082 mOnPermissionChangeListeners.removeListenerLocked(listener); 4083 } 4084 } 4085 4086 @Override 4087 public boolean isProtectedBroadcast(String actionName) { 4088 synchronized (mPackages) { 4089 if (mProtectedBroadcasts.contains(actionName)) { 4090 return true; 4091 } else if (actionName != null) { 4092 // TODO: remove these terrible hacks 4093 if (actionName.startsWith("android.net.netmon.lingerExpired") 4094 || actionName.startsWith("com.android.server.sip.SipWakeupTimer")) { 4095 return true; 4096 } 4097 } 4098 } 4099 return false; 4100 } 4101 4102 @Override 4103 public int checkSignatures(String pkg1, String pkg2) { 4104 synchronized (mPackages) { 4105 final PackageParser.Package p1 = mPackages.get(pkg1); 4106 final PackageParser.Package p2 = mPackages.get(pkg2); 4107 if (p1 == null || p1.mExtras == null 4108 || p2 == null || p2.mExtras == null) { 4109 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4110 } 4111 return compareSignatures(p1.mSignatures, p2.mSignatures); 4112 } 4113 } 4114 4115 @Override 4116 public int checkUidSignatures(int uid1, int uid2) { 4117 // Map to base uids. 4118 uid1 = UserHandle.getAppId(uid1); 4119 uid2 = UserHandle.getAppId(uid2); 4120 // reader 4121 synchronized (mPackages) { 4122 Signature[] s1; 4123 Signature[] s2; 4124 Object obj = mSettings.getUserIdLPr(uid1); 4125 if (obj != null) { 4126 if (obj instanceof SharedUserSetting) { 4127 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4128 } else if (obj instanceof PackageSetting) { 4129 s1 = ((PackageSetting)obj).signatures.mSignatures; 4130 } else { 4131 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4132 } 4133 } else { 4134 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4135 } 4136 obj = mSettings.getUserIdLPr(uid2); 4137 if (obj != null) { 4138 if (obj instanceof SharedUserSetting) { 4139 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4140 } else if (obj instanceof PackageSetting) { 4141 s2 = ((PackageSetting)obj).signatures.mSignatures; 4142 } else { 4143 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4144 } 4145 } else { 4146 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4147 } 4148 return compareSignatures(s1, s2); 4149 } 4150 } 4151 4152 private void killUid(int appId, int userId, String reason) { 4153 final long identity = Binder.clearCallingIdentity(); 4154 try { 4155 IActivityManager am = ActivityManagerNative.getDefault(); 4156 if (am != null) { 4157 try { 4158 am.killUid(appId, userId, reason); 4159 } catch (RemoteException e) { 4160 /* ignore - same process */ 4161 } 4162 } 4163 } finally { 4164 Binder.restoreCallingIdentity(identity); 4165 } 4166 } 4167 4168 /** 4169 * Compares two sets of signatures. Returns: 4170 * <br /> 4171 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4172 * <br /> 4173 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4174 * <br /> 4175 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4176 * <br /> 4177 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4178 * <br /> 4179 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4180 */ 4181 static int compareSignatures(Signature[] s1, Signature[] s2) { 4182 if (s1 == null) { 4183 return s2 == null 4184 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4185 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4186 } 4187 4188 if (s2 == null) { 4189 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4190 } 4191 4192 if (s1.length != s2.length) { 4193 return PackageManager.SIGNATURE_NO_MATCH; 4194 } 4195 4196 // Since both signature sets are of size 1, we can compare without HashSets. 4197 if (s1.length == 1) { 4198 return s1[0].equals(s2[0]) ? 4199 PackageManager.SIGNATURE_MATCH : 4200 PackageManager.SIGNATURE_NO_MATCH; 4201 } 4202 4203 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4204 for (Signature sig : s1) { 4205 set1.add(sig); 4206 } 4207 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4208 for (Signature sig : s2) { 4209 set2.add(sig); 4210 } 4211 // Make sure s2 contains all signatures in s1. 4212 if (set1.equals(set2)) { 4213 return PackageManager.SIGNATURE_MATCH; 4214 } 4215 return PackageManager.SIGNATURE_NO_MATCH; 4216 } 4217 4218 /** 4219 * If the database version for this type of package (internal storage or 4220 * external storage) is less than the version where package signatures 4221 * were updated, return true. 4222 */ 4223 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4224 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4225 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4226 } 4227 4228 /** 4229 * Used for backward compatibility to make sure any packages with 4230 * certificate chains get upgraded to the new style. {@code existingSigs} 4231 * will be in the old format (since they were stored on disk from before the 4232 * system upgrade) and {@code scannedSigs} will be in the newer format. 4233 */ 4234 private int compareSignaturesCompat(PackageSignatures existingSigs, 4235 PackageParser.Package scannedPkg) { 4236 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4237 return PackageManager.SIGNATURE_NO_MATCH; 4238 } 4239 4240 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4241 for (Signature sig : existingSigs.mSignatures) { 4242 existingSet.add(sig); 4243 } 4244 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4245 for (Signature sig : scannedPkg.mSignatures) { 4246 try { 4247 Signature[] chainSignatures = sig.getChainSignatures(); 4248 for (Signature chainSig : chainSignatures) { 4249 scannedCompatSet.add(chainSig); 4250 } 4251 } catch (CertificateEncodingException e) { 4252 scannedCompatSet.add(sig); 4253 } 4254 } 4255 /* 4256 * Make sure the expanded scanned set contains all signatures in the 4257 * existing one. 4258 */ 4259 if (scannedCompatSet.equals(existingSet)) { 4260 // Migrate the old signatures to the new scheme. 4261 existingSigs.assignSignatures(scannedPkg.mSignatures); 4262 // The new KeySets will be re-added later in the scanning process. 4263 synchronized (mPackages) { 4264 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4265 } 4266 return PackageManager.SIGNATURE_MATCH; 4267 } 4268 return PackageManager.SIGNATURE_NO_MATCH; 4269 } 4270 4271 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4272 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4273 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4274 } 4275 4276 private int compareSignaturesRecover(PackageSignatures existingSigs, 4277 PackageParser.Package scannedPkg) { 4278 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4279 return PackageManager.SIGNATURE_NO_MATCH; 4280 } 4281 4282 String msg = null; 4283 try { 4284 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4285 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4286 + scannedPkg.packageName); 4287 return PackageManager.SIGNATURE_MATCH; 4288 } 4289 } catch (CertificateException e) { 4290 msg = e.getMessage(); 4291 } 4292 4293 logCriticalInfo(Log.INFO, 4294 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4295 return PackageManager.SIGNATURE_NO_MATCH; 4296 } 4297 4298 @Override 4299 public String[] getPackagesForUid(int uid) { 4300 uid = UserHandle.getAppId(uid); 4301 // reader 4302 synchronized (mPackages) { 4303 Object obj = mSettings.getUserIdLPr(uid); 4304 if (obj instanceof SharedUserSetting) { 4305 final SharedUserSetting sus = (SharedUserSetting) obj; 4306 final int N = sus.packages.size(); 4307 final String[] res = new String[N]; 4308 final Iterator<PackageSetting> it = sus.packages.iterator(); 4309 int i = 0; 4310 while (it.hasNext()) { 4311 res[i++] = it.next().name; 4312 } 4313 return res; 4314 } else if (obj instanceof PackageSetting) { 4315 final PackageSetting ps = (PackageSetting) obj; 4316 return new String[] { ps.name }; 4317 } 4318 } 4319 return null; 4320 } 4321 4322 @Override 4323 public String getNameForUid(int uid) { 4324 // reader 4325 synchronized (mPackages) { 4326 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4327 if (obj instanceof SharedUserSetting) { 4328 final SharedUserSetting sus = (SharedUserSetting) obj; 4329 return sus.name + ":" + sus.userId; 4330 } else if (obj instanceof PackageSetting) { 4331 final PackageSetting ps = (PackageSetting) obj; 4332 return ps.name; 4333 } 4334 } 4335 return null; 4336 } 4337 4338 @Override 4339 public int getUidForSharedUser(String sharedUserName) { 4340 if(sharedUserName == null) { 4341 return -1; 4342 } 4343 // reader 4344 synchronized (mPackages) { 4345 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4346 if (suid == null) { 4347 return -1; 4348 } 4349 return suid.userId; 4350 } 4351 } 4352 4353 @Override 4354 public int getFlagsForUid(int uid) { 4355 synchronized (mPackages) { 4356 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4357 if (obj instanceof SharedUserSetting) { 4358 final SharedUserSetting sus = (SharedUserSetting) obj; 4359 return sus.pkgFlags; 4360 } else if (obj instanceof PackageSetting) { 4361 final PackageSetting ps = (PackageSetting) obj; 4362 return ps.pkgFlags; 4363 } 4364 } 4365 return 0; 4366 } 4367 4368 @Override 4369 public int getPrivateFlagsForUid(int uid) { 4370 synchronized (mPackages) { 4371 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4372 if (obj instanceof SharedUserSetting) { 4373 final SharedUserSetting sus = (SharedUserSetting) obj; 4374 return sus.pkgPrivateFlags; 4375 } else if (obj instanceof PackageSetting) { 4376 final PackageSetting ps = (PackageSetting) obj; 4377 return ps.pkgPrivateFlags; 4378 } 4379 } 4380 return 0; 4381 } 4382 4383 @Override 4384 public boolean isUidPrivileged(int uid) { 4385 uid = UserHandle.getAppId(uid); 4386 // reader 4387 synchronized (mPackages) { 4388 Object obj = mSettings.getUserIdLPr(uid); 4389 if (obj instanceof SharedUserSetting) { 4390 final SharedUserSetting sus = (SharedUserSetting) obj; 4391 final Iterator<PackageSetting> it = sus.packages.iterator(); 4392 while (it.hasNext()) { 4393 if (it.next().isPrivileged()) { 4394 return true; 4395 } 4396 } 4397 } else if (obj instanceof PackageSetting) { 4398 final PackageSetting ps = (PackageSetting) obj; 4399 return ps.isPrivileged(); 4400 } 4401 } 4402 return false; 4403 } 4404 4405 @Override 4406 public String[] getAppOpPermissionPackages(String permissionName) { 4407 synchronized (mPackages) { 4408 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4409 if (pkgs == null) { 4410 return null; 4411 } 4412 return pkgs.toArray(new String[pkgs.size()]); 4413 } 4414 } 4415 4416 @Override 4417 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4418 int flags, int userId) { 4419 if (!sUserManager.exists(userId)) return null; 4420 flags = augmentFlagsForUser(flags, userId); 4421 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4422 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4423 final ResolveInfo bestChoice = 4424 chooseBestActivity(intent, resolvedType, flags, query, userId); 4425 4426 if (isEphemeralAllowed(intent, query, userId)) { 4427 final EphemeralResolveInfo ai = 4428 getEphemeralResolveInfo(intent, resolvedType, userId); 4429 if (ai != null) { 4430 if (DEBUG_EPHEMERAL) { 4431 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4432 } 4433 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4434 bestChoice.ephemeralResolveInfo = ai; 4435 } 4436 } 4437 return bestChoice; 4438 } 4439 4440 @Override 4441 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4442 IntentFilter filter, int match, ComponentName activity) { 4443 final int userId = UserHandle.getCallingUserId(); 4444 if (DEBUG_PREFERRED) { 4445 Log.v(TAG, "setLastChosenActivity intent=" + intent 4446 + " resolvedType=" + resolvedType 4447 + " flags=" + flags 4448 + " filter=" + filter 4449 + " match=" + match 4450 + " activity=" + activity); 4451 filter.dump(new PrintStreamPrinter(System.out), " "); 4452 } 4453 intent.setComponent(null); 4454 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4455 // Find any earlier preferred or last chosen entries and nuke them 4456 findPreferredActivity(intent, resolvedType, 4457 flags, query, 0, false, true, false, userId); 4458 // Add the new activity as the last chosen for this filter 4459 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4460 "Setting last chosen"); 4461 } 4462 4463 @Override 4464 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4465 final int userId = UserHandle.getCallingUserId(); 4466 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4467 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4468 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4469 false, false, false, userId); 4470 } 4471 4472 4473 private boolean isEphemeralAllowed( 4474 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4475 // Short circuit and return early if possible. 4476 final int callingUser = UserHandle.getCallingUserId(); 4477 if (callingUser != UserHandle.USER_SYSTEM) { 4478 return false; 4479 } 4480 if (mEphemeralResolverConnection == null) { 4481 return false; 4482 } 4483 if (intent.getComponent() != null) { 4484 return false; 4485 } 4486 if (intent.getPackage() != null) { 4487 return false; 4488 } 4489 final boolean isWebUri = hasWebURI(intent); 4490 if (!isWebUri) { 4491 return false; 4492 } 4493 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4494 synchronized (mPackages) { 4495 final int count = resolvedActivites.size(); 4496 for (int n = 0; n < count; n++) { 4497 ResolveInfo info = resolvedActivites.get(n); 4498 String packageName = info.activityInfo.packageName; 4499 PackageSetting ps = mSettings.mPackages.get(packageName); 4500 if (ps != null) { 4501 // Try to get the status from User settings first 4502 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4503 int status = (int) (packedStatus >> 32); 4504 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4505 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4506 if (DEBUG_EPHEMERAL) { 4507 Slog.v(TAG, "DENY ephemeral apps;" 4508 + " pkg: " + packageName + ", status: " + status); 4509 } 4510 return false; 4511 } 4512 } 4513 } 4514 } 4515 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4516 return true; 4517 } 4518 4519 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4520 int userId) { 4521 MessageDigest digest = null; 4522 try { 4523 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4524 } catch (NoSuchAlgorithmException e) { 4525 // If we can't create a digest, ignore ephemeral apps. 4526 return null; 4527 } 4528 4529 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4530 final byte[] digestBytes = digest.digest(hostBytes); 4531 int shaPrefix = 4532 digestBytes[0] << 24 4533 | digestBytes[1] << 16 4534 | digestBytes[2] << 8 4535 | digestBytes[3] << 0; 4536 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4537 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4538 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4539 // No hash prefix match; there are no ephemeral apps for this domain. 4540 return null; 4541 } 4542 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4543 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4544 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4545 continue; 4546 } 4547 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4548 // No filters; this should never happen. 4549 if (filters.isEmpty()) { 4550 continue; 4551 } 4552 // We have a domain match; resolve the filters to see if anything matches. 4553 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4554 for (int j = filters.size() - 1; j >= 0; --j) { 4555 final EphemeralResolveIntentInfo intentInfo = 4556 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4557 ephemeralResolver.addFilter(intentInfo); 4558 } 4559 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4560 intent, resolvedType, false /*defaultOnly*/, userId); 4561 if (!matchedResolveInfoList.isEmpty()) { 4562 return matchedResolveInfoList.get(0); 4563 } 4564 } 4565 // Hash or filter mis-match; no ephemeral apps for this domain. 4566 return null; 4567 } 4568 4569 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4570 int flags, List<ResolveInfo> query, int userId) { 4571 if (query != null) { 4572 final int N = query.size(); 4573 if (N == 1) { 4574 return query.get(0); 4575 } else if (N > 1) { 4576 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4577 // If there is more than one activity with the same priority, 4578 // then let the user decide between them. 4579 ResolveInfo r0 = query.get(0); 4580 ResolveInfo r1 = query.get(1); 4581 if (DEBUG_INTENT_MATCHING || debug) { 4582 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4583 + r1.activityInfo.name + "=" + r1.priority); 4584 } 4585 // If the first activity has a higher priority, or a different 4586 // default, then it is always desirable to pick it. 4587 if (r0.priority != r1.priority 4588 || r0.preferredOrder != r1.preferredOrder 4589 || r0.isDefault != r1.isDefault) { 4590 return query.get(0); 4591 } 4592 // If we have saved a preference for a preferred activity for 4593 // this Intent, use that. 4594 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4595 flags, query, r0.priority, true, false, debug, userId); 4596 if (ri != null) { 4597 return ri; 4598 } 4599 ri = new ResolveInfo(mResolveInfo); 4600 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4601 ri.activityInfo.applicationInfo = new ApplicationInfo( 4602 ri.activityInfo.applicationInfo); 4603 if (userId != 0) { 4604 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4605 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4606 } 4607 // Make sure that the resolver is displayable in car mode 4608 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4609 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4610 return ri; 4611 } 4612 } 4613 return null; 4614 } 4615 4616 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4617 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4618 final int N = query.size(); 4619 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4620 .get(userId); 4621 // Get the list of persistent preferred activities that handle the intent 4622 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4623 List<PersistentPreferredActivity> pprefs = ppir != null 4624 ? ppir.queryIntent(intent, resolvedType, 4625 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4626 : null; 4627 if (pprefs != null && pprefs.size() > 0) { 4628 final int M = pprefs.size(); 4629 for (int i=0; i<M; i++) { 4630 final PersistentPreferredActivity ppa = pprefs.get(i); 4631 if (DEBUG_PREFERRED || debug) { 4632 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4633 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4634 + "\n component=" + ppa.mComponent); 4635 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4636 } 4637 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4638 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4639 if (DEBUG_PREFERRED || debug) { 4640 Slog.v(TAG, "Found persistent preferred activity:"); 4641 if (ai != null) { 4642 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4643 } else { 4644 Slog.v(TAG, " null"); 4645 } 4646 } 4647 if (ai == null) { 4648 // This previously registered persistent preferred activity 4649 // component is no longer known. Ignore it and do NOT remove it. 4650 continue; 4651 } 4652 for (int j=0; j<N; j++) { 4653 final ResolveInfo ri = query.get(j); 4654 if (!ri.activityInfo.applicationInfo.packageName 4655 .equals(ai.applicationInfo.packageName)) { 4656 continue; 4657 } 4658 if (!ri.activityInfo.name.equals(ai.name)) { 4659 continue; 4660 } 4661 // Found a persistent preference that can handle the intent. 4662 if (DEBUG_PREFERRED || debug) { 4663 Slog.v(TAG, "Returning persistent preferred activity: " + 4664 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4665 } 4666 return ri; 4667 } 4668 } 4669 } 4670 return null; 4671 } 4672 4673 // TODO: handle preferred activities missing while user has amnesia 4674 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4675 List<ResolveInfo> query, int priority, boolean always, 4676 boolean removeMatches, boolean debug, int userId) { 4677 if (!sUserManager.exists(userId)) return null; 4678 flags = augmentFlagsForUser(flags, userId); 4679 // writer 4680 synchronized (mPackages) { 4681 if (intent.getSelector() != null) { 4682 intent = intent.getSelector(); 4683 } 4684 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4685 4686 // Try to find a matching persistent preferred activity. 4687 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4688 debug, userId); 4689 4690 // If a persistent preferred activity matched, use it. 4691 if (pri != null) { 4692 return pri; 4693 } 4694 4695 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4696 // Get the list of preferred activities that handle the intent 4697 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4698 List<PreferredActivity> prefs = pir != null 4699 ? pir.queryIntent(intent, resolvedType, 4700 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4701 : null; 4702 if (prefs != null && prefs.size() > 0) { 4703 boolean changed = false; 4704 try { 4705 // First figure out how good the original match set is. 4706 // We will only allow preferred activities that came 4707 // from the same match quality. 4708 int match = 0; 4709 4710 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4711 4712 final int N = query.size(); 4713 for (int j=0; j<N; j++) { 4714 final ResolveInfo ri = query.get(j); 4715 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4716 + ": 0x" + Integer.toHexString(match)); 4717 if (ri.match > match) { 4718 match = ri.match; 4719 } 4720 } 4721 4722 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4723 + Integer.toHexString(match)); 4724 4725 match &= IntentFilter.MATCH_CATEGORY_MASK; 4726 final int M = prefs.size(); 4727 for (int i=0; i<M; i++) { 4728 final PreferredActivity pa = prefs.get(i); 4729 if (DEBUG_PREFERRED || debug) { 4730 Slog.v(TAG, "Checking PreferredActivity ds=" 4731 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4732 + "\n component=" + pa.mPref.mComponent); 4733 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4734 } 4735 if (pa.mPref.mMatch != match) { 4736 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4737 + Integer.toHexString(pa.mPref.mMatch)); 4738 continue; 4739 } 4740 // If it's not an "always" type preferred activity and that's what we're 4741 // looking for, skip it. 4742 if (always && !pa.mPref.mAlways) { 4743 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4744 continue; 4745 } 4746 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4747 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4748 if (DEBUG_PREFERRED || debug) { 4749 Slog.v(TAG, "Found preferred activity:"); 4750 if (ai != null) { 4751 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4752 } else { 4753 Slog.v(TAG, " null"); 4754 } 4755 } 4756 if (ai == null) { 4757 // This previously registered preferred activity 4758 // component is no longer known. Most likely an update 4759 // to the app was installed and in the new version this 4760 // component no longer exists. Clean it up by removing 4761 // it from the preferred activities list, and skip it. 4762 Slog.w(TAG, "Removing dangling preferred activity: " 4763 + pa.mPref.mComponent); 4764 pir.removeFilter(pa); 4765 changed = true; 4766 continue; 4767 } 4768 for (int j=0; j<N; j++) { 4769 final ResolveInfo ri = query.get(j); 4770 if (!ri.activityInfo.applicationInfo.packageName 4771 .equals(ai.applicationInfo.packageName)) { 4772 continue; 4773 } 4774 if (!ri.activityInfo.name.equals(ai.name)) { 4775 continue; 4776 } 4777 4778 if (removeMatches) { 4779 pir.removeFilter(pa); 4780 changed = true; 4781 if (DEBUG_PREFERRED) { 4782 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4783 } 4784 break; 4785 } 4786 4787 // Okay we found a previously set preferred or last chosen app. 4788 // If the result set is different from when this 4789 // was created, we need to clear it and re-ask the 4790 // user their preference, if we're looking for an "always" type entry. 4791 if (always && !pa.mPref.sameSet(query)) { 4792 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4793 + intent + " type " + resolvedType); 4794 if (DEBUG_PREFERRED) { 4795 Slog.v(TAG, "Removing preferred activity since set changed " 4796 + pa.mPref.mComponent); 4797 } 4798 pir.removeFilter(pa); 4799 // Re-add the filter as a "last chosen" entry (!always) 4800 PreferredActivity lastChosen = new PreferredActivity( 4801 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4802 pir.addFilter(lastChosen); 4803 changed = true; 4804 return null; 4805 } 4806 4807 // Yay! Either the set matched or we're looking for the last chosen 4808 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4809 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4810 return ri; 4811 } 4812 } 4813 } finally { 4814 if (changed) { 4815 if (DEBUG_PREFERRED) { 4816 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4817 } 4818 scheduleWritePackageRestrictionsLocked(userId); 4819 } 4820 } 4821 } 4822 } 4823 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4824 return null; 4825 } 4826 4827 /* 4828 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4829 */ 4830 @Override 4831 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4832 int targetUserId) { 4833 mContext.enforceCallingOrSelfPermission( 4834 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4835 List<CrossProfileIntentFilter> matches = 4836 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4837 if (matches != null) { 4838 int size = matches.size(); 4839 for (int i = 0; i < size; i++) { 4840 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4841 } 4842 } 4843 if (hasWebURI(intent)) { 4844 // cross-profile app linking works only towards the parent. 4845 final UserInfo parent = getProfileParent(sourceUserId); 4846 synchronized(mPackages) { 4847 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4848 intent, resolvedType, 0, sourceUserId, parent.id); 4849 return xpDomainInfo != null; 4850 } 4851 } 4852 return false; 4853 } 4854 4855 private UserInfo getProfileParent(int userId) { 4856 final long identity = Binder.clearCallingIdentity(); 4857 try { 4858 return sUserManager.getProfileParent(userId); 4859 } finally { 4860 Binder.restoreCallingIdentity(identity); 4861 } 4862 } 4863 4864 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4865 String resolvedType, int userId) { 4866 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4867 if (resolver != null) { 4868 return resolver.queryIntent(intent, resolvedType, false, userId); 4869 } 4870 return null; 4871 } 4872 4873 @Override 4874 public List<ResolveInfo> queryIntentActivities(Intent intent, 4875 String resolvedType, int flags, int userId) { 4876 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4877 flags = augmentFlagsForUser(flags, userId); 4878 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4879 ComponentName comp = intent.getComponent(); 4880 if (comp == null) { 4881 if (intent.getSelector() != null) { 4882 intent = intent.getSelector(); 4883 comp = intent.getComponent(); 4884 } 4885 } 4886 4887 if (comp != null) { 4888 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4889 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4890 if (ai != null) { 4891 final ResolveInfo ri = new ResolveInfo(); 4892 ri.activityInfo = ai; 4893 list.add(ri); 4894 } 4895 return list; 4896 } 4897 4898 // reader 4899 synchronized (mPackages) { 4900 final String pkgName = intent.getPackage(); 4901 if (pkgName == null) { 4902 List<CrossProfileIntentFilter> matchingFilters = 4903 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4904 // Check for results that need to skip the current profile. 4905 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4906 resolvedType, flags, userId); 4907 if (xpResolveInfo != null) { 4908 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4909 result.add(xpResolveInfo); 4910 return filterIfNotSystemUser(result, userId); 4911 } 4912 4913 // Check for results in the current profile. 4914 List<ResolveInfo> result = mActivities.queryIntent( 4915 intent, resolvedType, flags, userId); 4916 result = filterIfNotSystemUser(result, userId); 4917 4918 // Check for cross profile results. 4919 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4920 xpResolveInfo = queryCrossProfileIntents( 4921 matchingFilters, intent, resolvedType, flags, userId, 4922 hasNonNegativePriorityResult); 4923 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4924 boolean isVisibleToUser = filterIfNotSystemUser( 4925 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4926 if (isVisibleToUser) { 4927 result.add(xpResolveInfo); 4928 Collections.sort(result, mResolvePrioritySorter); 4929 } 4930 } 4931 if (hasWebURI(intent)) { 4932 CrossProfileDomainInfo xpDomainInfo = null; 4933 final UserInfo parent = getProfileParent(userId); 4934 if (parent != null) { 4935 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4936 flags, userId, parent.id); 4937 } 4938 if (xpDomainInfo != null) { 4939 if (xpResolveInfo != null) { 4940 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4941 // in the result. 4942 result.remove(xpResolveInfo); 4943 } 4944 if (result.size() == 0) { 4945 result.add(xpDomainInfo.resolveInfo); 4946 return result; 4947 } 4948 } else if (result.size() <= 1) { 4949 return result; 4950 } 4951 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4952 xpDomainInfo, userId); 4953 Collections.sort(result, mResolvePrioritySorter); 4954 } 4955 return result; 4956 } 4957 final PackageParser.Package pkg = mPackages.get(pkgName); 4958 if (pkg != null) { 4959 return filterIfNotSystemUser( 4960 mActivities.queryIntentForPackage( 4961 intent, resolvedType, flags, pkg.activities, userId), 4962 userId); 4963 } 4964 return new ArrayList<ResolveInfo>(); 4965 } 4966 } 4967 4968 private static class CrossProfileDomainInfo { 4969 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4970 ResolveInfo resolveInfo; 4971 /* Best domain verification status of the activities found in the other profile */ 4972 int bestDomainVerificationStatus; 4973 } 4974 4975 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4976 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4977 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4978 sourceUserId)) { 4979 return null; 4980 } 4981 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4982 resolvedType, flags, parentUserId); 4983 4984 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4985 return null; 4986 } 4987 CrossProfileDomainInfo result = null; 4988 int size = resultTargetUser.size(); 4989 for (int i = 0; i < size; i++) { 4990 ResolveInfo riTargetUser = resultTargetUser.get(i); 4991 // Intent filter verification is only for filters that specify a host. So don't return 4992 // those that handle all web uris. 4993 if (riTargetUser.handleAllWebDataURI) { 4994 continue; 4995 } 4996 String packageName = riTargetUser.activityInfo.packageName; 4997 PackageSetting ps = mSettings.mPackages.get(packageName); 4998 if (ps == null) { 4999 continue; 5000 } 5001 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5002 int status = (int)(verificationState >> 32); 5003 if (result == null) { 5004 result = new CrossProfileDomainInfo(); 5005 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5006 sourceUserId, parentUserId); 5007 result.bestDomainVerificationStatus = status; 5008 } else { 5009 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5010 result.bestDomainVerificationStatus); 5011 } 5012 } 5013 // Don't consider matches with status NEVER across profiles. 5014 if (result != null && result.bestDomainVerificationStatus 5015 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5016 return null; 5017 } 5018 return result; 5019 } 5020 5021 /** 5022 * Verification statuses are ordered from the worse to the best, except for 5023 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5024 */ 5025 private int bestDomainVerificationStatus(int status1, int status2) { 5026 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5027 return status2; 5028 } 5029 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5030 return status1; 5031 } 5032 return (int) MathUtils.max(status1, status2); 5033 } 5034 5035 private boolean isUserEnabled(int userId) { 5036 long callingId = Binder.clearCallingIdentity(); 5037 try { 5038 UserInfo userInfo = sUserManager.getUserInfo(userId); 5039 return userInfo != null && userInfo.isEnabled(); 5040 } finally { 5041 Binder.restoreCallingIdentity(callingId); 5042 } 5043 } 5044 5045 /** 5046 * Filter out activities with systemUserOnly flag set, when current user is not System. 5047 * 5048 * @return filtered list 5049 */ 5050 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5051 if (userId == UserHandle.USER_SYSTEM) { 5052 return resolveInfos; 5053 } 5054 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5055 ResolveInfo info = resolveInfos.get(i); 5056 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5057 resolveInfos.remove(i); 5058 } 5059 } 5060 return resolveInfos; 5061 } 5062 5063 /** 5064 * @param resolveInfos list of resolve infos in descending priority order 5065 * @return if the list contains a resolve info with non-negative priority 5066 */ 5067 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5068 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5069 } 5070 5071 private static boolean hasWebURI(Intent intent) { 5072 if (intent.getData() == null) { 5073 return false; 5074 } 5075 final String scheme = intent.getScheme(); 5076 if (TextUtils.isEmpty(scheme)) { 5077 return false; 5078 } 5079 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5080 } 5081 5082 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5083 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5084 int userId) { 5085 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5086 5087 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5088 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5089 candidates.size()); 5090 } 5091 5092 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5093 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5094 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5095 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5096 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5097 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5098 5099 synchronized (mPackages) { 5100 final int count = candidates.size(); 5101 // First, try to use linked apps. Partition the candidates into four lists: 5102 // one for the final results, one for the "do not use ever", one for "undefined status" 5103 // and finally one for "browser app type". 5104 for (int n=0; n<count; n++) { 5105 ResolveInfo info = candidates.get(n); 5106 String packageName = info.activityInfo.packageName; 5107 PackageSetting ps = mSettings.mPackages.get(packageName); 5108 if (ps != null) { 5109 // Add to the special match all list (Browser use case) 5110 if (info.handleAllWebDataURI) { 5111 matchAllList.add(info); 5112 continue; 5113 } 5114 // Try to get the status from User settings first 5115 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5116 int status = (int)(packedStatus >> 32); 5117 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5118 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5119 if (DEBUG_DOMAIN_VERIFICATION) { 5120 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5121 + " : linkgen=" + linkGeneration); 5122 } 5123 // Use link-enabled generation as preferredOrder, i.e. 5124 // prefer newly-enabled over earlier-enabled. 5125 info.preferredOrder = linkGeneration; 5126 alwaysList.add(info); 5127 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5128 if (DEBUG_DOMAIN_VERIFICATION) { 5129 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5130 } 5131 neverList.add(info); 5132 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5133 if (DEBUG_DOMAIN_VERIFICATION) { 5134 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5135 } 5136 alwaysAskList.add(info); 5137 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5138 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5139 if (DEBUG_DOMAIN_VERIFICATION) { 5140 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5141 } 5142 undefinedList.add(info); 5143 } 5144 } 5145 } 5146 5147 // We'll want to include browser possibilities in a few cases 5148 boolean includeBrowser = false; 5149 5150 // First try to add the "always" resolution(s) for the current user, if any 5151 if (alwaysList.size() > 0) { 5152 result.addAll(alwaysList); 5153 } else { 5154 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5155 result.addAll(undefinedList); 5156 // Maybe add one for the other profile. 5157 if (xpDomainInfo != null && ( 5158 xpDomainInfo.bestDomainVerificationStatus 5159 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5160 result.add(xpDomainInfo.resolveInfo); 5161 } 5162 includeBrowser = true; 5163 } 5164 5165 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5166 // If there were 'always' entries their preferred order has been set, so we also 5167 // back that off to make the alternatives equivalent 5168 if (alwaysAskList.size() > 0) { 5169 for (ResolveInfo i : result) { 5170 i.preferredOrder = 0; 5171 } 5172 result.addAll(alwaysAskList); 5173 includeBrowser = true; 5174 } 5175 5176 if (includeBrowser) { 5177 // Also add browsers (all of them or only the default one) 5178 if (DEBUG_DOMAIN_VERIFICATION) { 5179 Slog.v(TAG, " ...including browsers in candidate set"); 5180 } 5181 if ((matchFlags & MATCH_ALL) != 0) { 5182 result.addAll(matchAllList); 5183 } else { 5184 // Browser/generic handling case. If there's a default browser, go straight 5185 // to that (but only if there is no other higher-priority match). 5186 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5187 int maxMatchPrio = 0; 5188 ResolveInfo defaultBrowserMatch = null; 5189 final int numCandidates = matchAllList.size(); 5190 for (int n = 0; n < numCandidates; n++) { 5191 ResolveInfo info = matchAllList.get(n); 5192 // track the highest overall match priority... 5193 if (info.priority > maxMatchPrio) { 5194 maxMatchPrio = info.priority; 5195 } 5196 // ...and the highest-priority default browser match 5197 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5198 if (defaultBrowserMatch == null 5199 || (defaultBrowserMatch.priority < info.priority)) { 5200 if (debug) { 5201 Slog.v(TAG, "Considering default browser match " + info); 5202 } 5203 defaultBrowserMatch = info; 5204 } 5205 } 5206 } 5207 if (defaultBrowserMatch != null 5208 && defaultBrowserMatch.priority >= maxMatchPrio 5209 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5210 { 5211 if (debug) { 5212 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5213 } 5214 result.add(defaultBrowserMatch); 5215 } else { 5216 result.addAll(matchAllList); 5217 } 5218 } 5219 5220 // If there is nothing selected, add all candidates and remove the ones that the user 5221 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5222 if (result.size() == 0) { 5223 result.addAll(candidates); 5224 result.removeAll(neverList); 5225 } 5226 } 5227 } 5228 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5229 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5230 result.size()); 5231 for (ResolveInfo info : result) { 5232 Slog.v(TAG, " + " + info.activityInfo); 5233 } 5234 } 5235 return result; 5236 } 5237 5238 // Returns a packed value as a long: 5239 // 5240 // high 'int'-sized word: link status: undefined/ask/never/always. 5241 // low 'int'-sized word: relative priority among 'always' results. 5242 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5243 long result = ps.getDomainVerificationStatusForUser(userId); 5244 // if none available, get the master status 5245 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5246 if (ps.getIntentFilterVerificationInfo() != null) { 5247 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5248 } 5249 } 5250 return result; 5251 } 5252 5253 private ResolveInfo querySkipCurrentProfileIntents( 5254 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5255 int flags, int sourceUserId) { 5256 if (matchingFilters != null) { 5257 int size = matchingFilters.size(); 5258 for (int i = 0; i < size; i ++) { 5259 CrossProfileIntentFilter filter = matchingFilters.get(i); 5260 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5261 // Checking if there are activities in the target user that can handle the 5262 // intent. 5263 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5264 resolvedType, flags, sourceUserId); 5265 if (resolveInfo != null) { 5266 return resolveInfo; 5267 } 5268 } 5269 } 5270 } 5271 return null; 5272 } 5273 5274 // Return matching ResolveInfo in target user if any. 5275 private ResolveInfo queryCrossProfileIntents( 5276 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5277 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5278 if (matchingFilters != null) { 5279 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5280 // match the same intent. For performance reasons, it is better not to 5281 // run queryIntent twice for the same userId 5282 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5283 int size = matchingFilters.size(); 5284 for (int i = 0; i < size; i++) { 5285 CrossProfileIntentFilter filter = matchingFilters.get(i); 5286 int targetUserId = filter.getTargetUserId(); 5287 boolean skipCurrentProfile = 5288 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5289 boolean skipCurrentProfileIfNoMatchFound = 5290 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5291 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5292 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5293 // Checking if there are activities in the target user that can handle the 5294 // intent. 5295 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5296 resolvedType, flags, sourceUserId); 5297 if (resolveInfo != null) return resolveInfo; 5298 alreadyTriedUserIds.put(targetUserId, true); 5299 } 5300 } 5301 } 5302 return null; 5303 } 5304 5305 /** 5306 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5307 * will forward the intent to the filter's target user. 5308 * Otherwise, returns null. 5309 */ 5310 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5311 String resolvedType, int flags, int sourceUserId) { 5312 int targetUserId = filter.getTargetUserId(); 5313 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5314 resolvedType, flags, targetUserId); 5315 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5316 && isUserEnabled(targetUserId)) { 5317 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5318 } 5319 return null; 5320 } 5321 5322 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5323 int sourceUserId, int targetUserId) { 5324 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5325 long ident = Binder.clearCallingIdentity(); 5326 boolean targetIsProfile; 5327 try { 5328 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5329 } finally { 5330 Binder.restoreCallingIdentity(ident); 5331 } 5332 String className; 5333 if (targetIsProfile) { 5334 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5335 } else { 5336 className = FORWARD_INTENT_TO_PARENT; 5337 } 5338 ComponentName forwardingActivityComponentName = new ComponentName( 5339 mAndroidApplication.packageName, className); 5340 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5341 sourceUserId); 5342 if (!targetIsProfile) { 5343 forwardingActivityInfo.showUserIcon = targetUserId; 5344 forwardingResolveInfo.noResourceId = true; 5345 } 5346 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5347 forwardingResolveInfo.priority = 0; 5348 forwardingResolveInfo.preferredOrder = 0; 5349 forwardingResolveInfo.match = 0; 5350 forwardingResolveInfo.isDefault = true; 5351 forwardingResolveInfo.filter = filter; 5352 forwardingResolveInfo.targetUserId = targetUserId; 5353 return forwardingResolveInfo; 5354 } 5355 5356 @Override 5357 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5358 Intent[] specifics, String[] specificTypes, Intent intent, 5359 String resolvedType, int flags, int userId) { 5360 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5361 flags = augmentFlagsForUser(flags, userId); 5362 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5363 false, "query intent activity options"); 5364 final String resultsAction = intent.getAction(); 5365 5366 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5367 | PackageManager.GET_RESOLVED_FILTER, userId); 5368 5369 if (DEBUG_INTENT_MATCHING) { 5370 Log.v(TAG, "Query " + intent + ": " + results); 5371 } 5372 5373 int specificsPos = 0; 5374 int N; 5375 5376 // todo: note that the algorithm used here is O(N^2). This 5377 // isn't a problem in our current environment, but if we start running 5378 // into situations where we have more than 5 or 10 matches then this 5379 // should probably be changed to something smarter... 5380 5381 // First we go through and resolve each of the specific items 5382 // that were supplied, taking care of removing any corresponding 5383 // duplicate items in the generic resolve list. 5384 if (specifics != null) { 5385 for (int i=0; i<specifics.length; i++) { 5386 final Intent sintent = specifics[i]; 5387 if (sintent == null) { 5388 continue; 5389 } 5390 5391 if (DEBUG_INTENT_MATCHING) { 5392 Log.v(TAG, "Specific #" + i + ": " + sintent); 5393 } 5394 5395 String action = sintent.getAction(); 5396 if (resultsAction != null && resultsAction.equals(action)) { 5397 // If this action was explicitly requested, then don't 5398 // remove things that have it. 5399 action = null; 5400 } 5401 5402 ResolveInfo ri = null; 5403 ActivityInfo ai = null; 5404 5405 ComponentName comp = sintent.getComponent(); 5406 if (comp == null) { 5407 ri = resolveIntent( 5408 sintent, 5409 specificTypes != null ? specificTypes[i] : null, 5410 flags, userId); 5411 if (ri == null) { 5412 continue; 5413 } 5414 if (ri == mResolveInfo) { 5415 // ACK! Must do something better with this. 5416 } 5417 ai = ri.activityInfo; 5418 comp = new ComponentName(ai.applicationInfo.packageName, 5419 ai.name); 5420 } else { 5421 ai = getActivityInfo(comp, flags, userId); 5422 if (ai == null) { 5423 continue; 5424 } 5425 } 5426 5427 // Look for any generic query activities that are duplicates 5428 // of this specific one, and remove them from the results. 5429 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5430 N = results.size(); 5431 int j; 5432 for (j=specificsPos; j<N; j++) { 5433 ResolveInfo sri = results.get(j); 5434 if ((sri.activityInfo.name.equals(comp.getClassName()) 5435 && sri.activityInfo.applicationInfo.packageName.equals( 5436 comp.getPackageName())) 5437 || (action != null && sri.filter.matchAction(action))) { 5438 results.remove(j); 5439 if (DEBUG_INTENT_MATCHING) Log.v( 5440 TAG, "Removing duplicate item from " + j 5441 + " due to specific " + specificsPos); 5442 if (ri == null) { 5443 ri = sri; 5444 } 5445 j--; 5446 N--; 5447 } 5448 } 5449 5450 // Add this specific item to its proper place. 5451 if (ri == null) { 5452 ri = new ResolveInfo(); 5453 ri.activityInfo = ai; 5454 } 5455 results.add(specificsPos, ri); 5456 ri.specificIndex = i; 5457 specificsPos++; 5458 } 5459 } 5460 5461 // Now we go through the remaining generic results and remove any 5462 // duplicate actions that are found here. 5463 N = results.size(); 5464 for (int i=specificsPos; i<N-1; i++) { 5465 final ResolveInfo rii = results.get(i); 5466 if (rii.filter == null) { 5467 continue; 5468 } 5469 5470 // Iterate over all of the actions of this result's intent 5471 // filter... typically this should be just one. 5472 final Iterator<String> it = rii.filter.actionsIterator(); 5473 if (it == null) { 5474 continue; 5475 } 5476 while (it.hasNext()) { 5477 final String action = it.next(); 5478 if (resultsAction != null && resultsAction.equals(action)) { 5479 // If this action was explicitly requested, then don't 5480 // remove things that have it. 5481 continue; 5482 } 5483 for (int j=i+1; j<N; j++) { 5484 final ResolveInfo rij = results.get(j); 5485 if (rij.filter != null && rij.filter.hasAction(action)) { 5486 results.remove(j); 5487 if (DEBUG_INTENT_MATCHING) Log.v( 5488 TAG, "Removing duplicate item from " + j 5489 + " due to action " + action + " at " + i); 5490 j--; 5491 N--; 5492 } 5493 } 5494 } 5495 5496 // If the caller didn't request filter information, drop it now 5497 // so we don't have to marshall/unmarshall it. 5498 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5499 rii.filter = null; 5500 } 5501 } 5502 5503 // Filter out the caller activity if so requested. 5504 if (caller != null) { 5505 N = results.size(); 5506 for (int i=0; i<N; i++) { 5507 ActivityInfo ainfo = results.get(i).activityInfo; 5508 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5509 && caller.getClassName().equals(ainfo.name)) { 5510 results.remove(i); 5511 break; 5512 } 5513 } 5514 } 5515 5516 // If the caller didn't request filter information, 5517 // drop them now so we don't have to 5518 // marshall/unmarshall it. 5519 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5520 N = results.size(); 5521 for (int i=0; i<N; i++) { 5522 results.get(i).filter = null; 5523 } 5524 } 5525 5526 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5527 return results; 5528 } 5529 5530 @Override 5531 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5532 int userId) { 5533 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5534 flags = augmentFlagsForUser(flags, userId); 5535 ComponentName comp = intent.getComponent(); 5536 if (comp == null) { 5537 if (intent.getSelector() != null) { 5538 intent = intent.getSelector(); 5539 comp = intent.getComponent(); 5540 } 5541 } 5542 if (comp != null) { 5543 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5544 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5545 if (ai != null) { 5546 ResolveInfo ri = new ResolveInfo(); 5547 ri.activityInfo = ai; 5548 list.add(ri); 5549 } 5550 return list; 5551 } 5552 5553 // reader 5554 synchronized (mPackages) { 5555 String pkgName = intent.getPackage(); 5556 if (pkgName == null) { 5557 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5558 } 5559 final PackageParser.Package pkg = mPackages.get(pkgName); 5560 if (pkg != null) { 5561 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5562 userId); 5563 } 5564 return null; 5565 } 5566 } 5567 5568 @Override 5569 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5570 if (!sUserManager.exists(userId)) return null; 5571 flags = augmentFlagsForUser(flags, userId); 5572 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5573 if (query != null) { 5574 if (query.size() >= 1) { 5575 // If there is more than one service with the same priority, 5576 // just arbitrarily pick the first one. 5577 return query.get(0); 5578 } 5579 } 5580 return null; 5581 } 5582 5583 @Override 5584 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5585 int userId) { 5586 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5587 flags = augmentFlagsForUser(flags, userId); 5588 ComponentName comp = intent.getComponent(); 5589 if (comp == null) { 5590 if (intent.getSelector() != null) { 5591 intent = intent.getSelector(); 5592 comp = intent.getComponent(); 5593 } 5594 } 5595 if (comp != null) { 5596 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5597 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5598 if (si != null) { 5599 final ResolveInfo ri = new ResolveInfo(); 5600 ri.serviceInfo = si; 5601 list.add(ri); 5602 } 5603 return list; 5604 } 5605 5606 // reader 5607 synchronized (mPackages) { 5608 String pkgName = intent.getPackage(); 5609 if (pkgName == null) { 5610 return mServices.queryIntent(intent, resolvedType, flags, userId); 5611 } 5612 final PackageParser.Package pkg = mPackages.get(pkgName); 5613 if (pkg != null) { 5614 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5615 userId); 5616 } 5617 return null; 5618 } 5619 } 5620 5621 @Override 5622 public List<ResolveInfo> queryIntentContentProviders( 5623 Intent intent, String resolvedType, int flags, int userId) { 5624 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5625 flags = augmentFlagsForUser(flags, userId); 5626 ComponentName comp = intent.getComponent(); 5627 if (comp == null) { 5628 if (intent.getSelector() != null) { 5629 intent = intent.getSelector(); 5630 comp = intent.getComponent(); 5631 } 5632 } 5633 if (comp != null) { 5634 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5635 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5636 if (pi != null) { 5637 final ResolveInfo ri = new ResolveInfo(); 5638 ri.providerInfo = pi; 5639 list.add(ri); 5640 } 5641 return list; 5642 } 5643 5644 // reader 5645 synchronized (mPackages) { 5646 String pkgName = intent.getPackage(); 5647 if (pkgName == null) { 5648 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5649 } 5650 final PackageParser.Package pkg = mPackages.get(pkgName); 5651 if (pkg != null) { 5652 return mProviders.queryIntentForPackage( 5653 intent, resolvedType, flags, pkg.providers, userId); 5654 } 5655 return null; 5656 } 5657 } 5658 5659 @Override 5660 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5661 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5662 5663 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5664 5665 // writer 5666 synchronized (mPackages) { 5667 ArrayList<PackageInfo> list; 5668 if (listUninstalled) { 5669 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5670 for (PackageSetting ps : mSettings.mPackages.values()) { 5671 PackageInfo pi; 5672 if (ps.pkg != null) { 5673 pi = generatePackageInfo(ps.pkg, flags, userId); 5674 } else { 5675 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5676 } 5677 if (pi != null) { 5678 list.add(pi); 5679 } 5680 } 5681 } else { 5682 list = new ArrayList<PackageInfo>(mPackages.size()); 5683 for (PackageParser.Package p : mPackages.values()) { 5684 PackageInfo pi = generatePackageInfo(p, flags, userId); 5685 if (pi != null) { 5686 list.add(pi); 5687 } 5688 } 5689 } 5690 5691 return new ParceledListSlice<PackageInfo>(list); 5692 } 5693 } 5694 5695 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5696 String[] permissions, boolean[] tmp, int flags, int userId) { 5697 int numMatch = 0; 5698 final PermissionsState permissionsState = ps.getPermissionsState(); 5699 for (int i=0; i<permissions.length; i++) { 5700 final String permission = permissions[i]; 5701 if (permissionsState.hasPermission(permission, userId)) { 5702 tmp[i] = true; 5703 numMatch++; 5704 } else { 5705 tmp[i] = false; 5706 } 5707 } 5708 if (numMatch == 0) { 5709 return; 5710 } 5711 PackageInfo pi; 5712 if (ps.pkg != null) { 5713 pi = generatePackageInfo(ps.pkg, flags, userId); 5714 } else { 5715 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5716 } 5717 // The above might return null in cases of uninstalled apps or install-state 5718 // skew across users/profiles. 5719 if (pi != null) { 5720 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5721 if (numMatch == permissions.length) { 5722 pi.requestedPermissions = permissions; 5723 } else { 5724 pi.requestedPermissions = new String[numMatch]; 5725 numMatch = 0; 5726 for (int i=0; i<permissions.length; i++) { 5727 if (tmp[i]) { 5728 pi.requestedPermissions[numMatch] = permissions[i]; 5729 numMatch++; 5730 } 5731 } 5732 } 5733 } 5734 list.add(pi); 5735 } 5736 } 5737 5738 @Override 5739 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5740 String[] permissions, int flags, int userId) { 5741 if (!sUserManager.exists(userId)) return null; 5742 flags = augmentFlagsForUser(flags, userId); 5743 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5744 5745 // writer 5746 synchronized (mPackages) { 5747 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5748 boolean[] tmpBools = new boolean[permissions.length]; 5749 if (listUninstalled) { 5750 for (PackageSetting ps : mSettings.mPackages.values()) { 5751 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5752 } 5753 } else { 5754 for (PackageParser.Package pkg : mPackages.values()) { 5755 PackageSetting ps = (PackageSetting)pkg.mExtras; 5756 if (ps != null) { 5757 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5758 userId); 5759 } 5760 } 5761 } 5762 5763 return new ParceledListSlice<PackageInfo>(list); 5764 } 5765 } 5766 5767 @Override 5768 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5769 if (!sUserManager.exists(userId)) return null; 5770 flags = augmentFlagsForUser(flags, userId); 5771 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5772 5773 // writer 5774 synchronized (mPackages) { 5775 ArrayList<ApplicationInfo> list; 5776 if (listUninstalled) { 5777 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5778 for (PackageSetting ps : mSettings.mPackages.values()) { 5779 ApplicationInfo ai; 5780 if (ps.pkg != null) { 5781 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5782 ps.readUserState(userId), userId); 5783 } else { 5784 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5785 } 5786 if (ai != null) { 5787 list.add(ai); 5788 } 5789 } 5790 } else { 5791 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5792 for (PackageParser.Package p : mPackages.values()) { 5793 if (p.mExtras != null) { 5794 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5795 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5796 if (ai != null) { 5797 list.add(ai); 5798 } 5799 } 5800 } 5801 } 5802 5803 return new ParceledListSlice<ApplicationInfo>(list); 5804 } 5805 } 5806 5807 @Override 5808 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5809 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5810 "getEphemeralApplications"); 5811 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5812 "getEphemeralApplications"); 5813 synchronized (mPackages) { 5814 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5815 .getEphemeralApplicationsLPw(userId); 5816 if (ephemeralApps != null) { 5817 return new ParceledListSlice<>(ephemeralApps); 5818 } 5819 } 5820 return null; 5821 } 5822 5823 @Override 5824 public boolean isEphemeralApplication(String packageName, int userId) { 5825 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5826 "isEphemeral"); 5827 if (!isCallerSameApp(packageName)) { 5828 return false; 5829 } 5830 synchronized (mPackages) { 5831 PackageParser.Package pkg = mPackages.get(packageName); 5832 if (pkg != null) { 5833 return pkg.applicationInfo.isEphemeralApp(); 5834 } 5835 } 5836 return false; 5837 } 5838 5839 @Override 5840 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5841 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5842 "getCookie"); 5843 if (!isCallerSameApp(packageName)) { 5844 return null; 5845 } 5846 synchronized (mPackages) { 5847 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5848 packageName, userId); 5849 } 5850 } 5851 5852 @Override 5853 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5854 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5855 "setCookie"); 5856 if (!isCallerSameApp(packageName)) { 5857 return false; 5858 } 5859 synchronized (mPackages) { 5860 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5861 packageName, cookie, userId); 5862 } 5863 } 5864 5865 @Override 5866 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5867 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5868 "getEphemeralApplicationIcon"); 5869 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5870 "getEphemeralApplicationIcon"); 5871 synchronized (mPackages) { 5872 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5873 packageName, userId); 5874 } 5875 } 5876 5877 private boolean isCallerSameApp(String packageName) { 5878 PackageParser.Package pkg = mPackages.get(packageName); 5879 return pkg != null 5880 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 5881 } 5882 5883 public List<ApplicationInfo> getPersistentApplications(int flags) { 5884 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5885 5886 // reader 5887 synchronized (mPackages) { 5888 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5889 final int userId = UserHandle.getCallingUserId(); 5890 while (i.hasNext()) { 5891 final PackageParser.Package p = i.next(); 5892 if (p.applicationInfo != null 5893 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5894 && (!mSafeMode || isSystemApp(p))) { 5895 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5896 if (ps != null) { 5897 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5898 ps.readUserState(userId), userId); 5899 if (ai != null) { 5900 finalList.add(ai); 5901 } 5902 } 5903 } 5904 } 5905 } 5906 5907 return finalList; 5908 } 5909 5910 @Override 5911 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5912 if (!sUserManager.exists(userId)) return null; 5913 flags = augmentFlagsForUser(flags, userId); 5914 // reader 5915 synchronized (mPackages) { 5916 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5917 PackageSetting ps = provider != null 5918 ? mSettings.mPackages.get(provider.owner.packageName) 5919 : null; 5920 return ps != null 5921 && mSettings.isEnabledAndVisibleLPr(provider.info, flags, userId) 5922 && (!mSafeMode || (provider.info.applicationInfo.flags 5923 &ApplicationInfo.FLAG_SYSTEM) != 0) 5924 ? PackageParser.generateProviderInfo(provider, flags, 5925 ps.readUserState(userId), userId) 5926 : null; 5927 } 5928 } 5929 5930 /** 5931 * @deprecated 5932 */ 5933 @Deprecated 5934 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5935 // reader 5936 synchronized (mPackages) { 5937 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5938 .entrySet().iterator(); 5939 final int userId = UserHandle.getCallingUserId(); 5940 while (i.hasNext()) { 5941 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5942 PackageParser.Provider p = entry.getValue(); 5943 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5944 5945 if (ps != null && p.syncable 5946 && (!mSafeMode || (p.info.applicationInfo.flags 5947 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5948 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5949 ps.readUserState(userId), userId); 5950 if (info != null) { 5951 outNames.add(entry.getKey()); 5952 outInfo.add(info); 5953 } 5954 } 5955 } 5956 } 5957 } 5958 5959 @Override 5960 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5961 int uid, int flags) { 5962 final int userId = processName != null ? UserHandle.getUserId(uid) 5963 : UserHandle.getCallingUserId(); 5964 if (!sUserManager.exists(userId)) return null; 5965 flags = augmentFlagsForUser(flags, userId); 5966 5967 ArrayList<ProviderInfo> finalList = null; 5968 // reader 5969 synchronized (mPackages) { 5970 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5971 while (i.hasNext()) { 5972 final PackageParser.Provider p = i.next(); 5973 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5974 if (ps != null && p.info.authority != null 5975 && (processName == null 5976 || (p.info.processName.equals(processName) 5977 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5978 && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId) 5979 && (!mSafeMode 5980 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5981 if (finalList == null) { 5982 finalList = new ArrayList<ProviderInfo>(3); 5983 } 5984 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5985 ps.readUserState(userId), userId); 5986 if (info != null) { 5987 finalList.add(info); 5988 } 5989 } 5990 } 5991 } 5992 5993 if (finalList != null) { 5994 Collections.sort(finalList, mProviderInitOrderSorter); 5995 return new ParceledListSlice<ProviderInfo>(finalList); 5996 } 5997 5998 return null; 5999 } 6000 6001 @Override 6002 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 6003 int flags) { 6004 // reader 6005 synchronized (mPackages) { 6006 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6007 return PackageParser.generateInstrumentationInfo(i, flags); 6008 } 6009 } 6010 6011 @Override 6012 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6013 int flags) { 6014 ArrayList<InstrumentationInfo> finalList = 6015 new ArrayList<InstrumentationInfo>(); 6016 6017 // reader 6018 synchronized (mPackages) { 6019 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6020 while (i.hasNext()) { 6021 final PackageParser.Instrumentation p = i.next(); 6022 if (targetPackage == null 6023 || targetPackage.equals(p.info.targetPackage)) { 6024 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6025 flags); 6026 if (ii != null) { 6027 finalList.add(ii); 6028 } 6029 } 6030 } 6031 } 6032 6033 return finalList; 6034 } 6035 6036 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6037 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6038 if (overlays == null) { 6039 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6040 return; 6041 } 6042 for (PackageParser.Package opkg : overlays.values()) { 6043 // Not much to do if idmap fails: we already logged the error 6044 // and we certainly don't want to abort installation of pkg simply 6045 // because an overlay didn't fit properly. For these reasons, 6046 // ignore the return value of createIdmapForPackagePairLI. 6047 createIdmapForPackagePairLI(pkg, opkg); 6048 } 6049 } 6050 6051 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6052 PackageParser.Package opkg) { 6053 if (!opkg.mTrustedOverlay) { 6054 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6055 opkg.baseCodePath + ": overlay not trusted"); 6056 return false; 6057 } 6058 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6059 if (overlaySet == null) { 6060 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6061 opkg.baseCodePath + " but target package has no known overlays"); 6062 return false; 6063 } 6064 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6065 // TODO: generate idmap for split APKs 6066 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 6067 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6068 + opkg.baseCodePath); 6069 return false; 6070 } 6071 PackageParser.Package[] overlayArray = 6072 overlaySet.values().toArray(new PackageParser.Package[0]); 6073 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6074 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6075 return p1.mOverlayPriority - p2.mOverlayPriority; 6076 } 6077 }; 6078 Arrays.sort(overlayArray, cmp); 6079 6080 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6081 int i = 0; 6082 for (PackageParser.Package p : overlayArray) { 6083 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6084 } 6085 return true; 6086 } 6087 6088 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6089 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6090 try { 6091 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6092 } finally { 6093 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6094 } 6095 } 6096 6097 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6098 final File[] files = dir.listFiles(); 6099 if (ArrayUtils.isEmpty(files)) { 6100 Log.d(TAG, "No files in app dir " + dir); 6101 return; 6102 } 6103 6104 if (DEBUG_PACKAGE_SCANNING) { 6105 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6106 + " flags=0x" + Integer.toHexString(parseFlags)); 6107 } 6108 6109 for (File file : files) { 6110 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6111 && !PackageInstallerService.isStageName(file.getName()); 6112 if (!isPackage) { 6113 // Ignore entries which are not packages 6114 continue; 6115 } 6116 try { 6117 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6118 scanFlags, currentTime, null); 6119 } catch (PackageManagerException e) { 6120 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6121 6122 // Delete invalid userdata apps 6123 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6124 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6125 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6126 if (file.isDirectory()) { 6127 mInstaller.rmPackageDir(file.getAbsolutePath()); 6128 } else { 6129 file.delete(); 6130 } 6131 } 6132 } 6133 } 6134 } 6135 6136 private static File getSettingsProblemFile() { 6137 File dataDir = Environment.getDataDirectory(); 6138 File systemDir = new File(dataDir, "system"); 6139 File fname = new File(systemDir, "uiderrors.txt"); 6140 return fname; 6141 } 6142 6143 static void reportSettingsProblem(int priority, String msg) { 6144 logCriticalInfo(priority, msg); 6145 } 6146 6147 static void logCriticalInfo(int priority, String msg) { 6148 Slog.println(priority, TAG, msg); 6149 EventLogTags.writePmCriticalInfo(msg); 6150 try { 6151 File fname = getSettingsProblemFile(); 6152 FileOutputStream out = new FileOutputStream(fname, true); 6153 PrintWriter pw = new FastPrintWriter(out); 6154 SimpleDateFormat formatter = new SimpleDateFormat(); 6155 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6156 pw.println(dateString + ": " + msg); 6157 pw.close(); 6158 FileUtils.setPermissions( 6159 fname.toString(), 6160 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6161 -1, -1); 6162 } catch (java.io.IOException e) { 6163 } 6164 } 6165 6166 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6167 PackageParser.Package pkg, File srcFile, int parseFlags) 6168 throws PackageManagerException { 6169 if (ps != null 6170 && ps.codePath.equals(srcFile) 6171 && ps.timeStamp == srcFile.lastModified() 6172 && !isCompatSignatureUpdateNeeded(pkg) 6173 && !isRecoverSignatureUpdateNeeded(pkg)) { 6174 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6175 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6176 ArraySet<PublicKey> signingKs; 6177 synchronized (mPackages) { 6178 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6179 } 6180 if (ps.signatures.mSignatures != null 6181 && ps.signatures.mSignatures.length != 0 6182 && signingKs != null) { 6183 // Optimization: reuse the existing cached certificates 6184 // if the package appears to be unchanged. 6185 pkg.mSignatures = ps.signatures.mSignatures; 6186 pkg.mSigningKeys = signingKs; 6187 return; 6188 } 6189 6190 Slog.w(TAG, "PackageSetting for " + ps.name 6191 + " is missing signatures. Collecting certs again to recover them."); 6192 } else { 6193 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6194 } 6195 6196 try { 6197 pp.collectCertificates(pkg, parseFlags); 6198 pp.collectManifestDigest(pkg); 6199 } catch (PackageParserException e) { 6200 throw PackageManagerException.from(e); 6201 } 6202 } 6203 6204 /** 6205 * Traces a package scan. 6206 * @see #scanPackageLI(File, int, int, long, UserHandle) 6207 */ 6208 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6209 long currentTime, UserHandle user) throws PackageManagerException { 6210 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6211 try { 6212 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6213 } finally { 6214 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6215 } 6216 } 6217 6218 /** 6219 * Scans a package and returns the newly parsed package. 6220 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6221 */ 6222 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6223 long currentTime, UserHandle user) throws PackageManagerException { 6224 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6225 parseFlags |= mDefParseFlags; 6226 PackageParser pp = new PackageParser(); 6227 pp.setSeparateProcesses(mSeparateProcesses); 6228 pp.setOnlyCoreApps(mOnlyCore); 6229 pp.setDisplayMetrics(mMetrics); 6230 6231 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6232 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6233 } 6234 6235 final PackageParser.Package pkg; 6236 try { 6237 pkg = pp.parsePackage(scanFile, parseFlags); 6238 } catch (PackageParserException e) { 6239 throw PackageManagerException.from(e); 6240 } 6241 6242 PackageSetting ps = null; 6243 PackageSetting updatedPkg; 6244 // reader 6245 synchronized (mPackages) { 6246 // Look to see if we already know about this package. 6247 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6248 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6249 // This package has been renamed to its original name. Let's 6250 // use that. 6251 ps = mSettings.peekPackageLPr(oldName); 6252 } 6253 // If there was no original package, see one for the real package name. 6254 if (ps == null) { 6255 ps = mSettings.peekPackageLPr(pkg.packageName); 6256 } 6257 // Check to see if this package could be hiding/updating a system 6258 // package. Must look for it either under the original or real 6259 // package name depending on our state. 6260 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6261 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6262 } 6263 boolean updatedPkgBetter = false; 6264 // First check if this is a system package that may involve an update 6265 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6266 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6267 // it needs to drop FLAG_PRIVILEGED. 6268 if (locationIsPrivileged(scanFile)) { 6269 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6270 } else { 6271 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6272 } 6273 6274 if (ps != null && !ps.codePath.equals(scanFile)) { 6275 // The path has changed from what was last scanned... check the 6276 // version of the new path against what we have stored to determine 6277 // what to do. 6278 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6279 if (pkg.mVersionCode <= ps.versionCode) { 6280 // The system package has been updated and the code path does not match 6281 // Ignore entry. Skip it. 6282 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6283 + " ignored: updated version " + ps.versionCode 6284 + " better than this " + pkg.mVersionCode); 6285 if (!updatedPkg.codePath.equals(scanFile)) { 6286 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 6287 + ps.name + " changing from " + updatedPkg.codePathString 6288 + " to " + scanFile); 6289 updatedPkg.codePath = scanFile; 6290 updatedPkg.codePathString = scanFile.toString(); 6291 updatedPkg.resourcePath = scanFile; 6292 updatedPkg.resourcePathString = scanFile.toString(); 6293 } 6294 updatedPkg.pkg = pkg; 6295 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6296 "Package " + ps.name + " at " + scanFile 6297 + " ignored: updated version " + ps.versionCode 6298 + " better than this " + pkg.mVersionCode); 6299 } else { 6300 // The current app on the system partition is better than 6301 // what we have updated to on the data partition; switch 6302 // back to the system partition version. 6303 // At this point, its safely assumed that package installation for 6304 // apps in system partition will go through. If not there won't be a working 6305 // version of the app 6306 // writer 6307 synchronized (mPackages) { 6308 // Just remove the loaded entries from package lists. 6309 mPackages.remove(ps.name); 6310 } 6311 6312 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6313 + " reverting from " + ps.codePathString 6314 + ": new version " + pkg.mVersionCode 6315 + " better than installed " + ps.versionCode); 6316 6317 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6318 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6319 synchronized (mInstallLock) { 6320 args.cleanUpResourcesLI(); 6321 } 6322 synchronized (mPackages) { 6323 mSettings.enableSystemPackageLPw(ps.name); 6324 } 6325 updatedPkgBetter = true; 6326 } 6327 } 6328 } 6329 6330 if (updatedPkg != null) { 6331 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6332 // initially 6333 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6334 6335 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6336 // flag set initially 6337 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6338 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6339 } 6340 } 6341 6342 // Verify certificates against what was last scanned 6343 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6344 6345 /* 6346 * A new system app appeared, but we already had a non-system one of the 6347 * same name installed earlier. 6348 */ 6349 boolean shouldHideSystemApp = false; 6350 if (updatedPkg == null && ps != null 6351 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6352 /* 6353 * Check to make sure the signatures match first. If they don't, 6354 * wipe the installed application and its data. 6355 */ 6356 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6357 != PackageManager.SIGNATURE_MATCH) { 6358 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6359 + " signatures don't match existing userdata copy; removing"); 6360 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6361 ps = null; 6362 } else { 6363 /* 6364 * If the newly-added system app is an older version than the 6365 * already installed version, hide it. It will be scanned later 6366 * and re-added like an update. 6367 */ 6368 if (pkg.mVersionCode <= ps.versionCode) { 6369 shouldHideSystemApp = true; 6370 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6371 + " but new version " + pkg.mVersionCode + " better than installed " 6372 + ps.versionCode + "; hiding system"); 6373 } else { 6374 /* 6375 * The newly found system app is a newer version that the 6376 * one previously installed. Simply remove the 6377 * already-installed application and replace it with our own 6378 * while keeping the application data. 6379 */ 6380 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6381 + " reverting from " + ps.codePathString + ": new version " 6382 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6383 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6384 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6385 synchronized (mInstallLock) { 6386 args.cleanUpResourcesLI(); 6387 } 6388 } 6389 } 6390 } 6391 6392 // The apk is forward locked (not public) if its code and resources 6393 // are kept in different files. (except for app in either system or 6394 // vendor path). 6395 // TODO grab this value from PackageSettings 6396 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6397 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6398 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6399 } 6400 } 6401 6402 // TODO: extend to support forward-locked splits 6403 String resourcePath = null; 6404 String baseResourcePath = null; 6405 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6406 if (ps != null && ps.resourcePathString != null) { 6407 resourcePath = ps.resourcePathString; 6408 baseResourcePath = ps.resourcePathString; 6409 } else { 6410 // Should not happen at all. Just log an error. 6411 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 6412 } 6413 } else { 6414 resourcePath = pkg.codePath; 6415 baseResourcePath = pkg.baseCodePath; 6416 } 6417 6418 // Set application objects path explicitly. 6419 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6420 pkg.applicationInfo.setCodePath(pkg.codePath); 6421 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6422 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6423 pkg.applicationInfo.setResourcePath(resourcePath); 6424 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6425 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6426 6427 // Note that we invoke the following method only if we are about to unpack an application 6428 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6429 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6430 6431 /* 6432 * If the system app should be overridden by a previously installed 6433 * data, hide the system app now and let the /data/app scan pick it up 6434 * again. 6435 */ 6436 if (shouldHideSystemApp) { 6437 synchronized (mPackages) { 6438 mSettings.disableSystemPackageLPw(pkg.packageName); 6439 } 6440 } 6441 6442 return scannedPkg; 6443 } 6444 6445 private static String fixProcessName(String defProcessName, 6446 String processName, int uid) { 6447 if (processName == null) { 6448 return defProcessName; 6449 } 6450 return processName; 6451 } 6452 6453 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6454 throws PackageManagerException { 6455 if (pkgSetting.signatures.mSignatures != null) { 6456 // Already existing package. Make sure signatures match 6457 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6458 == PackageManager.SIGNATURE_MATCH; 6459 if (!match) { 6460 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6461 == PackageManager.SIGNATURE_MATCH; 6462 } 6463 if (!match) { 6464 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6465 == PackageManager.SIGNATURE_MATCH; 6466 } 6467 if (!match) { 6468 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6469 + pkg.packageName + " signatures do not match the " 6470 + "previously installed version; ignoring!"); 6471 } 6472 } 6473 6474 // Check for shared user signatures 6475 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6476 // Already existing package. Make sure signatures match 6477 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6478 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6479 if (!match) { 6480 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6481 == PackageManager.SIGNATURE_MATCH; 6482 } 6483 if (!match) { 6484 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6485 == PackageManager.SIGNATURE_MATCH; 6486 } 6487 if (!match) { 6488 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6489 "Package " + pkg.packageName 6490 + " has no signatures that match those in shared user " 6491 + pkgSetting.sharedUser.name + "; ignoring!"); 6492 } 6493 } 6494 } 6495 6496 /** 6497 * Enforces that only the system UID or root's UID can call a method exposed 6498 * via Binder. 6499 * 6500 * @param message used as message if SecurityException is thrown 6501 * @throws SecurityException if the caller is not system or root 6502 */ 6503 private static final void enforceSystemOrRoot(String message) { 6504 final int uid = Binder.getCallingUid(); 6505 if (uid != Process.SYSTEM_UID && uid != 0) { 6506 throw new SecurityException(message); 6507 } 6508 } 6509 6510 @Override 6511 public void performFstrimIfNeeded() { 6512 enforceSystemOrRoot("Only the system can request fstrim"); 6513 6514 // Before everything else, see whether we need to fstrim. 6515 try { 6516 IMountService ms = PackageHelper.getMountService(); 6517 if (ms != null) { 6518 final boolean isUpgrade = isUpgrade(); 6519 boolean doTrim = isUpgrade; 6520 if (doTrim) { 6521 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6522 } else { 6523 final long interval = android.provider.Settings.Global.getLong( 6524 mContext.getContentResolver(), 6525 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6526 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6527 if (interval > 0) { 6528 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6529 if (timeSinceLast > interval) { 6530 doTrim = true; 6531 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6532 + "; running immediately"); 6533 } 6534 } 6535 } 6536 if (doTrim) { 6537 if (!isFirstBoot()) { 6538 try { 6539 ActivityManagerNative.getDefault().showBootMessage( 6540 mContext.getResources().getString( 6541 R.string.android_upgrading_fstrim), true); 6542 } catch (RemoteException e) { 6543 } 6544 } 6545 ms.runMaintenance(); 6546 } 6547 } else { 6548 Slog.e(TAG, "Mount service unavailable!"); 6549 } 6550 } catch (RemoteException e) { 6551 // Can't happen; MountService is local 6552 } 6553 } 6554 6555 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6556 List<ResolveInfo> ris = null; 6557 try { 6558 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6559 intent, null, 0, userId); 6560 } catch (RemoteException e) { 6561 } 6562 ArraySet<String> pkgNames = new ArraySet<String>(); 6563 if (ris != null) { 6564 for (ResolveInfo ri : ris) { 6565 pkgNames.add(ri.activityInfo.packageName); 6566 } 6567 } 6568 return pkgNames; 6569 } 6570 6571 @Override 6572 public void notifyPackageUse(String packageName) { 6573 synchronized (mPackages) { 6574 PackageParser.Package p = mPackages.get(packageName); 6575 if (p == null) { 6576 return; 6577 } 6578 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6579 } 6580 } 6581 6582 @Override 6583 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6584 return performDexOptTraced(packageName, instructionSet); 6585 } 6586 6587 public boolean performDexOpt(String packageName, String instructionSet) { 6588 return performDexOptTraced(packageName, instructionSet); 6589 } 6590 6591 private boolean performDexOptTraced(String packageName, String instructionSet) { 6592 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6593 try { 6594 return performDexOptInternal(packageName, instructionSet); 6595 } finally { 6596 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6597 } 6598 } 6599 6600 private boolean performDexOptInternal(String packageName, String instructionSet) { 6601 PackageParser.Package p; 6602 final String targetInstructionSet; 6603 synchronized (mPackages) { 6604 p = mPackages.get(packageName); 6605 if (p == null) { 6606 return false; 6607 } 6608 mPackageUsage.write(false); 6609 6610 targetInstructionSet = instructionSet != null ? instructionSet : 6611 getPrimaryInstructionSet(p.applicationInfo); 6612 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6613 return false; 6614 } 6615 } 6616 long callingId = Binder.clearCallingIdentity(); 6617 try { 6618 synchronized (mInstallLock) { 6619 final String[] instructionSets = new String[] { targetInstructionSet }; 6620 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6621 true /* inclDependencies */); 6622 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6623 } 6624 } finally { 6625 Binder.restoreCallingIdentity(callingId); 6626 } 6627 } 6628 6629 public ArraySet<String> getPackagesThatNeedDexOpt() { 6630 ArraySet<String> pkgs = null; 6631 synchronized (mPackages) { 6632 for (PackageParser.Package p : mPackages.values()) { 6633 if (DEBUG_DEXOPT) { 6634 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6635 } 6636 if (!p.mDexOptPerformed.isEmpty()) { 6637 continue; 6638 } 6639 if (pkgs == null) { 6640 pkgs = new ArraySet<String>(); 6641 } 6642 pkgs.add(p.packageName); 6643 } 6644 } 6645 return pkgs; 6646 } 6647 6648 public void shutdown() { 6649 mPackageUsage.write(true); 6650 } 6651 6652 @Override 6653 public void forceDexOpt(String packageName) { 6654 enforceSystemOrRoot("forceDexOpt"); 6655 6656 PackageParser.Package pkg; 6657 synchronized (mPackages) { 6658 pkg = mPackages.get(packageName); 6659 if (pkg == null) { 6660 throw new IllegalArgumentException("Missing package: " + packageName); 6661 } 6662 } 6663 6664 synchronized (mInstallLock) { 6665 final String[] instructionSets = new String[] { 6666 getPrimaryInstructionSet(pkg.applicationInfo) }; 6667 6668 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6669 6670 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6671 true /* inclDependencies */); 6672 6673 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6674 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6675 throw new IllegalStateException("Failed to dexopt: " + res); 6676 } 6677 } 6678 } 6679 6680 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6681 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6682 Slog.w(TAG, "Unable to update from " + oldPkg.name 6683 + " to " + newPkg.packageName 6684 + ": old package not in system partition"); 6685 return false; 6686 } else if (mPackages.get(oldPkg.name) != null) { 6687 Slog.w(TAG, "Unable to update from " + oldPkg.name 6688 + " to " + newPkg.packageName 6689 + ": old package still exists"); 6690 return false; 6691 } 6692 return true; 6693 } 6694 6695 private void createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) 6696 throws PackageManagerException { 6697 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6698 if (res != 0) { 6699 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6700 "Failed to install " + packageName + ": " + res); 6701 } 6702 6703 final int[] users = sUserManager.getUserIds(); 6704 for (int user : users) { 6705 if (user != 0) { 6706 res = mInstaller.createUserData(volumeUuid, packageName, 6707 UserHandle.getUid(user, uid), user, seinfo); 6708 if (res != 0) { 6709 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6710 "Failed to createUserData " + packageName + ": " + res); 6711 } 6712 } 6713 } 6714 } 6715 6716 private int removeDataDirsLI(String volumeUuid, String packageName) { 6717 int[] users = sUserManager.getUserIds(); 6718 int res = 0; 6719 for (int user : users) { 6720 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6721 if (resInner < 0) { 6722 res = resInner; 6723 } 6724 } 6725 6726 return res; 6727 } 6728 6729 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6730 int[] users = sUserManager.getUserIds(); 6731 int res = 0; 6732 for (int user : users) { 6733 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6734 if (resInner < 0) { 6735 res = resInner; 6736 } 6737 } 6738 return res; 6739 } 6740 6741 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6742 PackageParser.Package changingLib) { 6743 if (file.path != null) { 6744 usesLibraryFiles.add(file.path); 6745 return; 6746 } 6747 PackageParser.Package p = mPackages.get(file.apk); 6748 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6749 // If we are doing this while in the middle of updating a library apk, 6750 // then we need to make sure to use that new apk for determining the 6751 // dependencies here. (We haven't yet finished committing the new apk 6752 // to the package manager state.) 6753 if (p == null || p.packageName.equals(changingLib.packageName)) { 6754 p = changingLib; 6755 } 6756 } 6757 if (p != null) { 6758 usesLibraryFiles.addAll(p.getAllCodePaths()); 6759 } 6760 } 6761 6762 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6763 PackageParser.Package changingLib) throws PackageManagerException { 6764 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6765 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6766 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6767 for (int i=0; i<N; i++) { 6768 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6769 if (file == null) { 6770 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6771 "Package " + pkg.packageName + " requires unavailable shared library " 6772 + pkg.usesLibraries.get(i) + "; failing!"); 6773 } 6774 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6775 } 6776 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6777 for (int i=0; i<N; i++) { 6778 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6779 if (file == null) { 6780 Slog.w(TAG, "Package " + pkg.packageName 6781 + " desires unavailable shared library " 6782 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6783 } else { 6784 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6785 } 6786 } 6787 N = usesLibraryFiles.size(); 6788 if (N > 0) { 6789 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6790 } else { 6791 pkg.usesLibraryFiles = null; 6792 } 6793 } 6794 } 6795 6796 private static boolean hasString(List<String> list, List<String> which) { 6797 if (list == null) { 6798 return false; 6799 } 6800 for (int i=list.size()-1; i>=0; i--) { 6801 for (int j=which.size()-1; j>=0; j--) { 6802 if (which.get(j).equals(list.get(i))) { 6803 return true; 6804 } 6805 } 6806 } 6807 return false; 6808 } 6809 6810 private void updateAllSharedLibrariesLPw() { 6811 for (PackageParser.Package pkg : mPackages.values()) { 6812 try { 6813 updateSharedLibrariesLPw(pkg, null); 6814 } catch (PackageManagerException e) { 6815 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6816 } 6817 } 6818 } 6819 6820 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6821 PackageParser.Package changingPkg) { 6822 ArrayList<PackageParser.Package> res = null; 6823 for (PackageParser.Package pkg : mPackages.values()) { 6824 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6825 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6826 if (res == null) { 6827 res = new ArrayList<PackageParser.Package>(); 6828 } 6829 res.add(pkg); 6830 try { 6831 updateSharedLibrariesLPw(pkg, changingPkg); 6832 } catch (PackageManagerException e) { 6833 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6834 } 6835 } 6836 } 6837 return res; 6838 } 6839 6840 /** 6841 * Derive the value of the {@code cpuAbiOverride} based on the provided 6842 * value and an optional stored value from the package settings. 6843 */ 6844 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6845 String cpuAbiOverride = null; 6846 6847 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6848 cpuAbiOverride = null; 6849 } else if (abiOverride != null) { 6850 cpuAbiOverride = abiOverride; 6851 } else if (settings != null) { 6852 cpuAbiOverride = settings.cpuAbiOverrideString; 6853 } 6854 6855 return cpuAbiOverride; 6856 } 6857 6858 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6859 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6860 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6861 try { 6862 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6863 } finally { 6864 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6865 } 6866 } 6867 6868 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6869 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6870 boolean success = false; 6871 try { 6872 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6873 currentTime, user); 6874 success = true; 6875 return res; 6876 } finally { 6877 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6878 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6879 } 6880 } 6881 } 6882 6883 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6884 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6885 final File scanFile = new File(pkg.codePath); 6886 if (pkg.applicationInfo.getCodePath() == null || 6887 pkg.applicationInfo.getResourcePath() == null) { 6888 // Bail out. The resource and code paths haven't been set. 6889 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6890 "Code and resource paths haven't been set correctly"); 6891 } 6892 6893 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6894 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6895 } else { 6896 // Only allow system apps to be flagged as core apps. 6897 pkg.coreApp = false; 6898 } 6899 6900 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6901 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6902 } 6903 6904 if (mCustomResolverComponentName != null && 6905 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6906 setUpCustomResolverActivity(pkg); 6907 } 6908 6909 if (pkg.packageName.equals("android")) { 6910 synchronized (mPackages) { 6911 if (mAndroidApplication != null) { 6912 Slog.w(TAG, "*************************************************"); 6913 Slog.w(TAG, "Core android package being redefined. Skipping."); 6914 Slog.w(TAG, " file=" + scanFile); 6915 Slog.w(TAG, "*************************************************"); 6916 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6917 "Core android package being redefined. Skipping."); 6918 } 6919 6920 // Set up information for our fall-back user intent resolution activity. 6921 mPlatformPackage = pkg; 6922 pkg.mVersionCode = mSdkVersion; 6923 mAndroidApplication = pkg.applicationInfo; 6924 6925 if (!mResolverReplaced) { 6926 mResolveActivity.applicationInfo = mAndroidApplication; 6927 mResolveActivity.name = ResolverActivity.class.getName(); 6928 mResolveActivity.packageName = mAndroidApplication.packageName; 6929 mResolveActivity.processName = "system:ui"; 6930 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6931 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6932 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6933 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6934 mResolveActivity.exported = true; 6935 mResolveActivity.enabled = true; 6936 mResolveInfo.activityInfo = mResolveActivity; 6937 mResolveInfo.priority = 0; 6938 mResolveInfo.preferredOrder = 0; 6939 mResolveInfo.match = 0; 6940 mResolveComponentName = new ComponentName( 6941 mAndroidApplication.packageName, mResolveActivity.name); 6942 } 6943 } 6944 } 6945 6946 if (DEBUG_PACKAGE_SCANNING) { 6947 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6948 Log.d(TAG, "Scanning package " + pkg.packageName); 6949 } 6950 6951 if (mPackages.containsKey(pkg.packageName) 6952 || mSharedLibraries.containsKey(pkg.packageName)) { 6953 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6954 "Application package " + pkg.packageName 6955 + " already installed. Skipping duplicate."); 6956 } 6957 6958 // If we're only installing presumed-existing packages, require that the 6959 // scanned APK is both already known and at the path previously established 6960 // for it. Previously unknown packages we pick up normally, but if we have an 6961 // a priori expectation about this package's install presence, enforce it. 6962 // With a singular exception for new system packages. When an OTA contains 6963 // a new system package, we allow the codepath to change from a system location 6964 // to the user-installed location. If we don't allow this change, any newer, 6965 // user-installed version of the application will be ignored. 6966 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6967 if (mExpectingBetter.containsKey(pkg.packageName)) { 6968 logCriticalInfo(Log.WARN, 6969 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6970 } else { 6971 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6972 if (known != null) { 6973 if (DEBUG_PACKAGE_SCANNING) { 6974 Log.d(TAG, "Examining " + pkg.codePath 6975 + " and requiring known paths " + known.codePathString 6976 + " & " + known.resourcePathString); 6977 } 6978 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6979 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6980 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6981 "Application package " + pkg.packageName 6982 + " found at " + pkg.applicationInfo.getCodePath() 6983 + " but expected at " + known.codePathString + "; ignoring."); 6984 } 6985 } 6986 } 6987 } 6988 6989 // Initialize package source and resource directories 6990 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6991 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6992 6993 SharedUserSetting suid = null; 6994 PackageSetting pkgSetting = null; 6995 6996 if (!isSystemApp(pkg)) { 6997 // Only system apps can use these features. 6998 pkg.mOriginalPackages = null; 6999 pkg.mRealPackage = null; 7000 pkg.mAdoptPermissions = null; 7001 } 7002 7003 // writer 7004 synchronized (mPackages) { 7005 if (pkg.mSharedUserId != null) { 7006 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7007 if (suid == null) { 7008 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7009 "Creating application package " + pkg.packageName 7010 + " for shared user failed"); 7011 } 7012 if (DEBUG_PACKAGE_SCANNING) { 7013 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7014 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7015 + "): packages=" + suid.packages); 7016 } 7017 } 7018 7019 // Check if we are renaming from an original package name. 7020 PackageSetting origPackage = null; 7021 String realName = null; 7022 if (pkg.mOriginalPackages != null) { 7023 // This package may need to be renamed to a previously 7024 // installed name. Let's check on that... 7025 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7026 if (pkg.mOriginalPackages.contains(renamed)) { 7027 // This package had originally been installed as the 7028 // original name, and we have already taken care of 7029 // transitioning to the new one. Just update the new 7030 // one to continue using the old name. 7031 realName = pkg.mRealPackage; 7032 if (!pkg.packageName.equals(renamed)) { 7033 // Callers into this function may have already taken 7034 // care of renaming the package; only do it here if 7035 // it is not already done. 7036 pkg.setPackageName(renamed); 7037 } 7038 7039 } else { 7040 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7041 if ((origPackage = mSettings.peekPackageLPr( 7042 pkg.mOriginalPackages.get(i))) != null) { 7043 // We do have the package already installed under its 7044 // original name... should we use it? 7045 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7046 // New package is not compatible with original. 7047 origPackage = null; 7048 continue; 7049 } else if (origPackage.sharedUser != null) { 7050 // Make sure uid is compatible between packages. 7051 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7052 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7053 + " to " + pkg.packageName + ": old uid " 7054 + origPackage.sharedUser.name 7055 + " differs from " + pkg.mSharedUserId); 7056 origPackage = null; 7057 continue; 7058 } 7059 } else { 7060 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7061 + pkg.packageName + " to old name " + origPackage.name); 7062 } 7063 break; 7064 } 7065 } 7066 } 7067 } 7068 7069 if (mTransferedPackages.contains(pkg.packageName)) { 7070 Slog.w(TAG, "Package " + pkg.packageName 7071 + " was transferred to another, but its .apk remains"); 7072 } 7073 7074 // Just create the setting, don't add it yet. For already existing packages 7075 // the PkgSetting exists already and doesn't have to be created. 7076 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7077 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7078 pkg.applicationInfo.primaryCpuAbi, 7079 pkg.applicationInfo.secondaryCpuAbi, 7080 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7081 user, false); 7082 if (pkgSetting == null) { 7083 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7084 "Creating application package " + pkg.packageName + " failed"); 7085 } 7086 7087 if (pkgSetting.origPackage != null) { 7088 // If we are first transitioning from an original package, 7089 // fix up the new package's name now. We need to do this after 7090 // looking up the package under its new name, so getPackageLP 7091 // can take care of fiddling things correctly. 7092 pkg.setPackageName(origPackage.name); 7093 7094 // File a report about this. 7095 String msg = "New package " + pkgSetting.realName 7096 + " renamed to replace old package " + pkgSetting.name; 7097 reportSettingsProblem(Log.WARN, msg); 7098 7099 // Make a note of it. 7100 mTransferedPackages.add(origPackage.name); 7101 7102 // No longer need to retain this. 7103 pkgSetting.origPackage = null; 7104 } 7105 7106 if (realName != null) { 7107 // Make a note of it. 7108 mTransferedPackages.add(pkg.packageName); 7109 } 7110 7111 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7112 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7113 } 7114 7115 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7116 // Check all shared libraries and map to their actual file path. 7117 // We only do this here for apps not on a system dir, because those 7118 // are the only ones that can fail an install due to this. We 7119 // will take care of the system apps by updating all of their 7120 // library paths after the scan is done. 7121 updateSharedLibrariesLPw(pkg, null); 7122 } 7123 7124 if (mFoundPolicyFile) { 7125 SELinuxMMAC.assignSeinfoValue(pkg); 7126 } 7127 7128 pkg.applicationInfo.uid = pkgSetting.appId; 7129 pkg.mExtras = pkgSetting; 7130 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7131 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7132 // We just determined the app is signed correctly, so bring 7133 // over the latest parsed certs. 7134 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7135 } else { 7136 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7137 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7138 "Package " + pkg.packageName + " upgrade keys do not match the " 7139 + "previously installed version"); 7140 } else { 7141 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7142 String msg = "System package " + pkg.packageName 7143 + " signature changed; retaining data."; 7144 reportSettingsProblem(Log.WARN, msg); 7145 } 7146 } 7147 } else { 7148 try { 7149 verifySignaturesLP(pkgSetting, pkg); 7150 // We just determined the app is signed correctly, so bring 7151 // over the latest parsed certs. 7152 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7153 } catch (PackageManagerException e) { 7154 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7155 throw e; 7156 } 7157 // The signature has changed, but this package is in the system 7158 // image... let's recover! 7159 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7160 // However... if this package is part of a shared user, but it 7161 // doesn't match the signature of the shared user, let's fail. 7162 // What this means is that you can't change the signatures 7163 // associated with an overall shared user, which doesn't seem all 7164 // that unreasonable. 7165 if (pkgSetting.sharedUser != null) { 7166 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7167 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7168 throw new PackageManagerException( 7169 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7170 "Signature mismatch for shared user : " 7171 + pkgSetting.sharedUser); 7172 } 7173 } 7174 // File a report about this. 7175 String msg = "System package " + pkg.packageName 7176 + " signature changed; retaining data."; 7177 reportSettingsProblem(Log.WARN, msg); 7178 } 7179 } 7180 // Verify that this new package doesn't have any content providers 7181 // that conflict with existing packages. Only do this if the 7182 // package isn't already installed, since we don't want to break 7183 // things that are installed. 7184 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7185 final int N = pkg.providers.size(); 7186 int i; 7187 for (i=0; i<N; i++) { 7188 PackageParser.Provider p = pkg.providers.get(i); 7189 if (p.info.authority != null) { 7190 String names[] = p.info.authority.split(";"); 7191 for (int j = 0; j < names.length; j++) { 7192 if (mProvidersByAuthority.containsKey(names[j])) { 7193 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7194 final String otherPackageName = 7195 ((other != null && other.getComponentName() != null) ? 7196 other.getComponentName().getPackageName() : "?"); 7197 throw new PackageManagerException( 7198 INSTALL_FAILED_CONFLICTING_PROVIDER, 7199 "Can't install because provider name " + names[j] 7200 + " (in package " + pkg.applicationInfo.packageName 7201 + ") is already used by " + otherPackageName); 7202 } 7203 } 7204 } 7205 } 7206 } 7207 7208 if (pkg.mAdoptPermissions != null) { 7209 // This package wants to adopt ownership of permissions from 7210 // another package. 7211 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7212 final String origName = pkg.mAdoptPermissions.get(i); 7213 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7214 if (orig != null) { 7215 if (verifyPackageUpdateLPr(orig, pkg)) { 7216 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7217 + pkg.packageName); 7218 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7219 } 7220 } 7221 } 7222 } 7223 } 7224 7225 final String pkgName = pkg.packageName; 7226 7227 final long scanFileTime = scanFile.lastModified(); 7228 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7229 pkg.applicationInfo.processName = fixProcessName( 7230 pkg.applicationInfo.packageName, 7231 pkg.applicationInfo.processName, 7232 pkg.applicationInfo.uid); 7233 7234 if (pkg != mPlatformPackage) { 7235 // This is a normal package, need to make its data directory. 7236 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 7237 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 7238 7239 boolean uidError = false; 7240 if (dataPath.exists()) { 7241 int currentUid = 0; 7242 try { 7243 StructStat stat = Os.stat(dataPath.getPath()); 7244 currentUid = stat.st_uid; 7245 } catch (ErrnoException e) { 7246 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 7247 } 7248 7249 // If we have mismatched owners for the data path, we have a problem. 7250 if (currentUid != pkg.applicationInfo.uid) { 7251 boolean recovered = false; 7252 if (currentUid == 0) { 7253 // The directory somehow became owned by root. Wow. 7254 // This is probably because the system was stopped while 7255 // installd was in the middle of messing with its libs 7256 // directory. Ask installd to fix that. 7257 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 7258 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 7259 if (ret >= 0) { 7260 recovered = true; 7261 String msg = "Package " + pkg.packageName 7262 + " unexpectedly changed to uid 0; recovered to " + 7263 + pkg.applicationInfo.uid; 7264 reportSettingsProblem(Log.WARN, msg); 7265 } 7266 } 7267 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7268 || (scanFlags&SCAN_BOOTING) != 0)) { 7269 // If this is a system app, we can at least delete its 7270 // current data so the application will still work. 7271 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 7272 if (ret >= 0) { 7273 // TODO: Kill the processes first 7274 // Old data gone! 7275 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7276 ? "System package " : "Third party package "; 7277 String msg = prefix + pkg.packageName 7278 + " has changed from uid: " 7279 + currentUid + " to " 7280 + pkg.applicationInfo.uid + "; old data erased"; 7281 reportSettingsProblem(Log.WARN, msg); 7282 recovered = true; 7283 } 7284 if (!recovered) { 7285 mHasSystemUidErrors = true; 7286 } 7287 } else if (!recovered) { 7288 // If we allow this install to proceed, we will be broken. 7289 // Abort, abort! 7290 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7291 "scanPackageLI"); 7292 } 7293 if (!recovered) { 7294 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7295 + pkg.applicationInfo.uid + "/fs_" 7296 + currentUid; 7297 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7298 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7299 String msg = "Package " + pkg.packageName 7300 + " has mismatched uid: " 7301 + currentUid + " on disk, " 7302 + pkg.applicationInfo.uid + " in settings"; 7303 // writer 7304 synchronized (mPackages) { 7305 mSettings.mReadMessages.append(msg); 7306 mSettings.mReadMessages.append('\n'); 7307 uidError = true; 7308 if (!pkgSetting.uidError) { 7309 reportSettingsProblem(Log.ERROR, msg); 7310 } 7311 } 7312 } 7313 } 7314 7315 // Ensure that directories are prepared 7316 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7317 pkg.applicationInfo.seinfo); 7318 7319 if (mShouldRestoreconData) { 7320 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7321 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7322 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7323 } 7324 } else { 7325 if (DEBUG_PACKAGE_SCANNING) { 7326 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7327 Log.v(TAG, "Want this data dir: " + dataPath); 7328 } 7329 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7330 pkg.applicationInfo.seinfo); 7331 } 7332 7333 // Get all of our default paths setup 7334 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7335 7336 pkgSetting.uidError = uidError; 7337 } 7338 7339 final String path = scanFile.getPath(); 7340 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7341 7342 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7343 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7344 7345 // Some system apps still use directory structure for native libraries 7346 // in which case we might end up not detecting abi solely based on apk 7347 // structure. Try to detect abi based on directory structure. 7348 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7349 pkg.applicationInfo.primaryCpuAbi == null) { 7350 setBundledAppAbisAndRoots(pkg, pkgSetting); 7351 setNativeLibraryPaths(pkg); 7352 } 7353 7354 } else { 7355 if ((scanFlags & SCAN_MOVE) != 0) { 7356 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7357 // but we already have this packages package info in the PackageSetting. We just 7358 // use that and derive the native library path based on the new codepath. 7359 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7360 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7361 } 7362 7363 // Set native library paths again. For moves, the path will be updated based on the 7364 // ABIs we've determined above. For non-moves, the path will be updated based on the 7365 // ABIs we determined during compilation, but the path will depend on the final 7366 // package path (after the rename away from the stage path). 7367 setNativeLibraryPaths(pkg); 7368 } 7369 7370 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7371 final int[] userIds = sUserManager.getUserIds(); 7372 synchronized (mInstallLock) { 7373 // Make sure all user data directories are ready to roll; we're okay 7374 // if they already exist 7375 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7376 for (int userId : userIds) { 7377 if (userId != UserHandle.USER_SYSTEM) { 7378 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7379 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7380 pkg.applicationInfo.seinfo); 7381 } 7382 } 7383 } 7384 7385 // Create a native library symlink only if we have native libraries 7386 // and if the native libraries are 32 bit libraries. We do not provide 7387 // this symlink for 64 bit libraries. 7388 if (pkg.applicationInfo.primaryCpuAbi != null && 7389 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7390 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7391 try { 7392 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7393 for (int userId : userIds) { 7394 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7395 nativeLibPath, userId) < 0) { 7396 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7397 "Failed linking native library dir (user=" + userId + ")"); 7398 } 7399 } 7400 } finally { 7401 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7402 } 7403 } 7404 } 7405 7406 // This is a special case for the "system" package, where the ABI is 7407 // dictated by the zygote configuration (and init.rc). We should keep track 7408 // of this ABI so that we can deal with "normal" applications that run under 7409 // the same UID correctly. 7410 if (mPlatformPackage == pkg) { 7411 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7412 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7413 } 7414 7415 // If there's a mismatch between the abi-override in the package setting 7416 // and the abiOverride specified for the install. Warn about this because we 7417 // would've already compiled the app without taking the package setting into 7418 // account. 7419 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7420 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7421 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7422 " for package: " + pkg.packageName); 7423 } 7424 } 7425 7426 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7427 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7428 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7429 7430 // Copy the derived override back to the parsed package, so that we can 7431 // update the package settings accordingly. 7432 pkg.cpuAbiOverride = cpuAbiOverride; 7433 7434 if (DEBUG_ABI_SELECTION) { 7435 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7436 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7437 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7438 } 7439 7440 // Push the derived path down into PackageSettings so we know what to 7441 // clean up at uninstall time. 7442 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7443 7444 if (DEBUG_ABI_SELECTION) { 7445 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7446 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7447 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7448 } 7449 7450 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7451 // We don't do this here during boot because we can do it all 7452 // at once after scanning all existing packages. 7453 // 7454 // We also do this *before* we perform dexopt on this package, so that 7455 // we can avoid redundant dexopts, and also to make sure we've got the 7456 // code and package path correct. 7457 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7458 pkg, true /* boot complete */); 7459 } 7460 7461 if (mFactoryTest && pkg.requestedPermissions.contains( 7462 android.Manifest.permission.FACTORY_TEST)) { 7463 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7464 } 7465 7466 ArrayList<PackageParser.Package> clientLibPkgs = null; 7467 7468 // writer 7469 synchronized (mPackages) { 7470 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7471 // Only system apps can add new shared libraries. 7472 if (pkg.libraryNames != null) { 7473 for (int i=0; i<pkg.libraryNames.size(); i++) { 7474 String name = pkg.libraryNames.get(i); 7475 boolean allowed = false; 7476 if (pkg.isUpdatedSystemApp()) { 7477 // New library entries can only be added through the 7478 // system image. This is important to get rid of a lot 7479 // of nasty edge cases: for example if we allowed a non- 7480 // system update of the app to add a library, then uninstalling 7481 // the update would make the library go away, and assumptions 7482 // we made such as through app install filtering would now 7483 // have allowed apps on the device which aren't compatible 7484 // with it. Better to just have the restriction here, be 7485 // conservative, and create many fewer cases that can negatively 7486 // impact the user experience. 7487 final PackageSetting sysPs = mSettings 7488 .getDisabledSystemPkgLPr(pkg.packageName); 7489 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7490 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7491 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7492 allowed = true; 7493 break; 7494 } 7495 } 7496 } 7497 } else { 7498 allowed = true; 7499 } 7500 if (allowed) { 7501 if (!mSharedLibraries.containsKey(name)) { 7502 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7503 } else if (!name.equals(pkg.packageName)) { 7504 Slog.w(TAG, "Package " + pkg.packageName + " library " 7505 + name + " already exists; skipping"); 7506 } 7507 } else { 7508 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7509 + name + " that is not declared on system image; skipping"); 7510 } 7511 } 7512 if ((scanFlags & SCAN_BOOTING) == 0) { 7513 // If we are not booting, we need to update any applications 7514 // that are clients of our shared library. If we are booting, 7515 // this will all be done once the scan is complete. 7516 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7517 } 7518 } 7519 } 7520 } 7521 7522 // Request the ActivityManager to kill the process(only for existing packages) 7523 // so that we do not end up in a confused state while the user is still using the older 7524 // version of the application while the new one gets installed. 7525 if ((scanFlags & SCAN_REPLACING) != 0) { 7526 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7527 7528 killApplication(pkg.applicationInfo.packageName, 7529 pkg.applicationInfo.uid, "replace pkg"); 7530 7531 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7532 } 7533 7534 // Also need to kill any apps that are dependent on the library. 7535 if (clientLibPkgs != null) { 7536 for (int i=0; i<clientLibPkgs.size(); i++) { 7537 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7538 killApplication(clientPkg.applicationInfo.packageName, 7539 clientPkg.applicationInfo.uid, "update lib"); 7540 } 7541 } 7542 7543 // Make sure we're not adding any bogus keyset info 7544 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7545 ksms.assertScannedPackageValid(pkg); 7546 7547 // writer 7548 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7549 7550 boolean createIdmapFailed = false; 7551 synchronized (mPackages) { 7552 // We don't expect installation to fail beyond this point 7553 7554 // Add the new setting to mSettings 7555 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7556 // Add the new setting to mPackages 7557 mPackages.put(pkg.applicationInfo.packageName, pkg); 7558 // Make sure we don't accidentally delete its data. 7559 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7560 while (iter.hasNext()) { 7561 PackageCleanItem item = iter.next(); 7562 if (pkgName.equals(item.packageName)) { 7563 iter.remove(); 7564 } 7565 } 7566 7567 // Take care of first install / last update times. 7568 if (currentTime != 0) { 7569 if (pkgSetting.firstInstallTime == 0) { 7570 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7571 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7572 pkgSetting.lastUpdateTime = currentTime; 7573 } 7574 } else if (pkgSetting.firstInstallTime == 0) { 7575 // We need *something*. Take time time stamp of the file. 7576 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7577 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7578 if (scanFileTime != pkgSetting.timeStamp) { 7579 // A package on the system image has changed; consider this 7580 // to be an update. 7581 pkgSetting.lastUpdateTime = scanFileTime; 7582 } 7583 } 7584 7585 // Add the package's KeySets to the global KeySetManagerService 7586 ksms.addScannedPackageLPw(pkg); 7587 7588 int N = pkg.providers.size(); 7589 StringBuilder r = null; 7590 int i; 7591 for (i=0; i<N; i++) { 7592 PackageParser.Provider p = pkg.providers.get(i); 7593 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7594 p.info.processName, pkg.applicationInfo.uid); 7595 mProviders.addProvider(p); 7596 p.syncable = p.info.isSyncable; 7597 if (p.info.authority != null) { 7598 String names[] = p.info.authority.split(";"); 7599 p.info.authority = null; 7600 for (int j = 0; j < names.length; j++) { 7601 if (j == 1 && p.syncable) { 7602 // We only want the first authority for a provider to possibly be 7603 // syncable, so if we already added this provider using a different 7604 // authority clear the syncable flag. We copy the provider before 7605 // changing it because the mProviders object contains a reference 7606 // to a provider that we don't want to change. 7607 // Only do this for the second authority since the resulting provider 7608 // object can be the same for all future authorities for this provider. 7609 p = new PackageParser.Provider(p); 7610 p.syncable = false; 7611 } 7612 if (!mProvidersByAuthority.containsKey(names[j])) { 7613 mProvidersByAuthority.put(names[j], p); 7614 if (p.info.authority == null) { 7615 p.info.authority = names[j]; 7616 } else { 7617 p.info.authority = p.info.authority + ";" + names[j]; 7618 } 7619 if (DEBUG_PACKAGE_SCANNING) { 7620 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7621 Log.d(TAG, "Registered content provider: " + names[j] 7622 + ", className = " + p.info.name + ", isSyncable = " 7623 + p.info.isSyncable); 7624 } 7625 } else { 7626 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7627 Slog.w(TAG, "Skipping provider name " + names[j] + 7628 " (in package " + pkg.applicationInfo.packageName + 7629 "): name already used by " 7630 + ((other != null && other.getComponentName() != null) 7631 ? other.getComponentName().getPackageName() : "?")); 7632 } 7633 } 7634 } 7635 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7636 if (r == null) { 7637 r = new StringBuilder(256); 7638 } else { 7639 r.append(' '); 7640 } 7641 r.append(p.info.name); 7642 } 7643 } 7644 if (r != null) { 7645 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7646 } 7647 7648 N = pkg.services.size(); 7649 r = null; 7650 for (i=0; i<N; i++) { 7651 PackageParser.Service s = pkg.services.get(i); 7652 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7653 s.info.processName, pkg.applicationInfo.uid); 7654 mServices.addService(s); 7655 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7656 if (r == null) { 7657 r = new StringBuilder(256); 7658 } else { 7659 r.append(' '); 7660 } 7661 r.append(s.info.name); 7662 } 7663 } 7664 if (r != null) { 7665 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7666 } 7667 7668 N = pkg.receivers.size(); 7669 r = null; 7670 for (i=0; i<N; i++) { 7671 PackageParser.Activity a = pkg.receivers.get(i); 7672 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7673 a.info.processName, pkg.applicationInfo.uid); 7674 mReceivers.addActivity(a, "receiver"); 7675 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7676 if (r == null) { 7677 r = new StringBuilder(256); 7678 } else { 7679 r.append(' '); 7680 } 7681 r.append(a.info.name); 7682 } 7683 } 7684 if (r != null) { 7685 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7686 } 7687 7688 N = pkg.activities.size(); 7689 r = null; 7690 for (i=0; i<N; i++) { 7691 PackageParser.Activity a = pkg.activities.get(i); 7692 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7693 a.info.processName, pkg.applicationInfo.uid); 7694 mActivities.addActivity(a, "activity"); 7695 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7696 if (r == null) { 7697 r = new StringBuilder(256); 7698 } else { 7699 r.append(' '); 7700 } 7701 r.append(a.info.name); 7702 } 7703 } 7704 if (r != null) { 7705 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7706 } 7707 7708 N = pkg.permissionGroups.size(); 7709 r = null; 7710 for (i=0; i<N; i++) { 7711 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7712 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7713 if (cur == null) { 7714 mPermissionGroups.put(pg.info.name, pg); 7715 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7716 if (r == null) { 7717 r = new StringBuilder(256); 7718 } else { 7719 r.append(' '); 7720 } 7721 r.append(pg.info.name); 7722 } 7723 } else { 7724 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7725 + pg.info.packageName + " ignored: original from " 7726 + cur.info.packageName); 7727 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7728 if (r == null) { 7729 r = new StringBuilder(256); 7730 } else { 7731 r.append(' '); 7732 } 7733 r.append("DUP:"); 7734 r.append(pg.info.name); 7735 } 7736 } 7737 } 7738 if (r != null) { 7739 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7740 } 7741 7742 N = pkg.permissions.size(); 7743 r = null; 7744 for (i=0; i<N; i++) { 7745 PackageParser.Permission p = pkg.permissions.get(i); 7746 7747 // Assume by default that we did not install this permission into the system. 7748 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7749 7750 // Now that permission groups have a special meaning, we ignore permission 7751 // groups for legacy apps to prevent unexpected behavior. In particular, 7752 // permissions for one app being granted to someone just becuase they happen 7753 // to be in a group defined by another app (before this had no implications). 7754 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7755 p.group = mPermissionGroups.get(p.info.group); 7756 // Warn for a permission in an unknown group. 7757 if (p.info.group != null && p.group == null) { 7758 Slog.w(TAG, "Permission " + p.info.name + " from package " 7759 + p.info.packageName + " in an unknown group " + p.info.group); 7760 } 7761 } 7762 7763 ArrayMap<String, BasePermission> permissionMap = 7764 p.tree ? mSettings.mPermissionTrees 7765 : mSettings.mPermissions; 7766 BasePermission bp = permissionMap.get(p.info.name); 7767 7768 // Allow system apps to redefine non-system permissions 7769 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7770 final boolean currentOwnerIsSystem = (bp.perm != null 7771 && isSystemApp(bp.perm.owner)); 7772 if (isSystemApp(p.owner)) { 7773 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7774 // It's a built-in permission and no owner, take ownership now 7775 bp.packageSetting = pkgSetting; 7776 bp.perm = p; 7777 bp.uid = pkg.applicationInfo.uid; 7778 bp.sourcePackage = p.info.packageName; 7779 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7780 } else if (!currentOwnerIsSystem) { 7781 String msg = "New decl " + p.owner + " of permission " 7782 + p.info.name + " is system; overriding " + bp.sourcePackage; 7783 reportSettingsProblem(Log.WARN, msg); 7784 bp = null; 7785 } 7786 } 7787 } 7788 7789 if (bp == null) { 7790 bp = new BasePermission(p.info.name, p.info.packageName, 7791 BasePermission.TYPE_NORMAL); 7792 permissionMap.put(p.info.name, bp); 7793 } 7794 7795 if (bp.perm == null) { 7796 if (bp.sourcePackage == null 7797 || bp.sourcePackage.equals(p.info.packageName)) { 7798 BasePermission tree = findPermissionTreeLP(p.info.name); 7799 if (tree == null 7800 || tree.sourcePackage.equals(p.info.packageName)) { 7801 bp.packageSetting = pkgSetting; 7802 bp.perm = p; 7803 bp.uid = pkg.applicationInfo.uid; 7804 bp.sourcePackage = p.info.packageName; 7805 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7806 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7807 if (r == null) { 7808 r = new StringBuilder(256); 7809 } else { 7810 r.append(' '); 7811 } 7812 r.append(p.info.name); 7813 } 7814 } else { 7815 Slog.w(TAG, "Permission " + p.info.name + " from package " 7816 + p.info.packageName + " ignored: base tree " 7817 + tree.name + " is from package " 7818 + tree.sourcePackage); 7819 } 7820 } else { 7821 Slog.w(TAG, "Permission " + p.info.name + " from package " 7822 + p.info.packageName + " ignored: original from " 7823 + bp.sourcePackage); 7824 } 7825 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7826 if (r == null) { 7827 r = new StringBuilder(256); 7828 } else { 7829 r.append(' '); 7830 } 7831 r.append("DUP:"); 7832 r.append(p.info.name); 7833 } 7834 if (bp.perm == p) { 7835 bp.protectionLevel = p.info.protectionLevel; 7836 } 7837 } 7838 7839 if (r != null) { 7840 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7841 } 7842 7843 N = pkg.instrumentation.size(); 7844 r = null; 7845 for (i=0; i<N; i++) { 7846 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7847 a.info.packageName = pkg.applicationInfo.packageName; 7848 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7849 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7850 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7851 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7852 a.info.dataDir = pkg.applicationInfo.dataDir; 7853 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7854 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7855 7856 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7857 // need other information about the application, like the ABI and what not ? 7858 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7859 mInstrumentation.put(a.getComponentName(), a); 7860 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7861 if (r == null) { 7862 r = new StringBuilder(256); 7863 } else { 7864 r.append(' '); 7865 } 7866 r.append(a.info.name); 7867 } 7868 } 7869 if (r != null) { 7870 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7871 } 7872 7873 if (pkg.protectedBroadcasts != null) { 7874 N = pkg.protectedBroadcasts.size(); 7875 for (i=0; i<N; i++) { 7876 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7877 } 7878 } 7879 7880 pkgSetting.setTimeStamp(scanFileTime); 7881 7882 // Create idmap files for pairs of (packages, overlay packages). 7883 // Note: "android", ie framework-res.apk, is handled by native layers. 7884 if (pkg.mOverlayTarget != null) { 7885 // This is an overlay package. 7886 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7887 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7888 mOverlays.put(pkg.mOverlayTarget, 7889 new ArrayMap<String, PackageParser.Package>()); 7890 } 7891 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7892 map.put(pkg.packageName, pkg); 7893 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7894 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7895 createIdmapFailed = true; 7896 } 7897 } 7898 } else if (mOverlays.containsKey(pkg.packageName) && 7899 !pkg.packageName.equals("android")) { 7900 // This is a regular package, with one or more known overlay packages. 7901 createIdmapsForPackageLI(pkg); 7902 } 7903 } 7904 7905 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7906 7907 if (createIdmapFailed) { 7908 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7909 "scanPackageLI failed to createIdmap"); 7910 } 7911 return pkg; 7912 } 7913 7914 /** 7915 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7916 * is derived purely on the basis of the contents of {@code scanFile} and 7917 * {@code cpuAbiOverride}. 7918 * 7919 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7920 */ 7921 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7922 String cpuAbiOverride, boolean extractLibs) 7923 throws PackageManagerException { 7924 // TODO: We can probably be smarter about this stuff. For installed apps, 7925 // we can calculate this information at install time once and for all. For 7926 // system apps, we can probably assume that this information doesn't change 7927 // after the first boot scan. As things stand, we do lots of unnecessary work. 7928 7929 // Give ourselves some initial paths; we'll come back for another 7930 // pass once we've determined ABI below. 7931 setNativeLibraryPaths(pkg); 7932 7933 // We would never need to extract libs for forward-locked and external packages, 7934 // since the container service will do it for us. We shouldn't attempt to 7935 // extract libs from system app when it was not updated. 7936 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7937 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7938 extractLibs = false; 7939 } 7940 7941 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7942 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7943 7944 NativeLibraryHelper.Handle handle = null; 7945 try { 7946 handle = NativeLibraryHelper.Handle.create(pkg); 7947 // TODO(multiArch): This can be null for apps that didn't go through the 7948 // usual installation process. We can calculate it again, like we 7949 // do during install time. 7950 // 7951 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7952 // unnecessary. 7953 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7954 7955 // Null out the abis so that they can be recalculated. 7956 pkg.applicationInfo.primaryCpuAbi = null; 7957 pkg.applicationInfo.secondaryCpuAbi = null; 7958 if (isMultiArch(pkg.applicationInfo)) { 7959 // Warn if we've set an abiOverride for multi-lib packages.. 7960 // By definition, we need to copy both 32 and 64 bit libraries for 7961 // such packages. 7962 if (pkg.cpuAbiOverride != null 7963 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7964 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7965 } 7966 7967 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7968 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7969 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7970 if (extractLibs) { 7971 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7972 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7973 useIsaSpecificSubdirs); 7974 } else { 7975 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7976 } 7977 } 7978 7979 maybeThrowExceptionForMultiArchCopy( 7980 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7981 7982 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7983 if (extractLibs) { 7984 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7985 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7986 useIsaSpecificSubdirs); 7987 } else { 7988 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7989 } 7990 } 7991 7992 maybeThrowExceptionForMultiArchCopy( 7993 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7994 7995 if (abi64 >= 0) { 7996 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7997 } 7998 7999 if (abi32 >= 0) { 8000 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 8001 if (abi64 >= 0) { 8002 pkg.applicationInfo.secondaryCpuAbi = abi; 8003 } else { 8004 pkg.applicationInfo.primaryCpuAbi = abi; 8005 } 8006 } 8007 } else { 8008 String[] abiList = (cpuAbiOverride != null) ? 8009 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8010 8011 // Enable gross and lame hacks for apps that are built with old 8012 // SDK tools. We must scan their APKs for renderscript bitcode and 8013 // not launch them if it's present. Don't bother checking on devices 8014 // that don't have 64 bit support. 8015 boolean needsRenderScriptOverride = false; 8016 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8017 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8018 abiList = Build.SUPPORTED_32_BIT_ABIS; 8019 needsRenderScriptOverride = true; 8020 } 8021 8022 final int copyRet; 8023 if (extractLibs) { 8024 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8025 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8026 } else { 8027 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8028 } 8029 8030 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8031 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8032 "Error unpackaging native libs for app, errorCode=" + copyRet); 8033 } 8034 8035 if (copyRet >= 0) { 8036 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8037 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8038 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8039 } else if (needsRenderScriptOverride) { 8040 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8041 } 8042 } 8043 } catch (IOException ioe) { 8044 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8045 } finally { 8046 IoUtils.closeQuietly(handle); 8047 } 8048 8049 // Now that we've calculated the ABIs and determined if it's an internal app, 8050 // we will go ahead and populate the nativeLibraryPath. 8051 setNativeLibraryPaths(pkg); 8052 } 8053 8054 /** 8055 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8056 * i.e, so that all packages can be run inside a single process if required. 8057 * 8058 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8059 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8060 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8061 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8062 * updating a package that belongs to a shared user. 8063 * 8064 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8065 * adds unnecessary complexity. 8066 */ 8067 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8068 PackageParser.Package scannedPackage, boolean bootComplete) { 8069 String requiredInstructionSet = null; 8070 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8071 requiredInstructionSet = VMRuntime.getInstructionSet( 8072 scannedPackage.applicationInfo.primaryCpuAbi); 8073 } 8074 8075 PackageSetting requirer = null; 8076 for (PackageSetting ps : packagesForUser) { 8077 // If packagesForUser contains scannedPackage, we skip it. This will happen 8078 // when scannedPackage is an update of an existing package. Without this check, 8079 // we will never be able to change the ABI of any package belonging to a shared 8080 // user, even if it's compatible with other packages. 8081 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8082 if (ps.primaryCpuAbiString == null) { 8083 continue; 8084 } 8085 8086 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8087 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8088 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8089 // this but there's not much we can do. 8090 String errorMessage = "Instruction set mismatch, " 8091 + ((requirer == null) ? "[caller]" : requirer) 8092 + " requires " + requiredInstructionSet + " whereas " + ps 8093 + " requires " + instructionSet; 8094 Slog.w(TAG, errorMessage); 8095 } 8096 8097 if (requiredInstructionSet == null) { 8098 requiredInstructionSet = instructionSet; 8099 requirer = ps; 8100 } 8101 } 8102 } 8103 8104 if (requiredInstructionSet != null) { 8105 String adjustedAbi; 8106 if (requirer != null) { 8107 // requirer != null implies that either scannedPackage was null or that scannedPackage 8108 // did not require an ABI, in which case we have to adjust scannedPackage to match 8109 // the ABI of the set (which is the same as requirer's ABI) 8110 adjustedAbi = requirer.primaryCpuAbiString; 8111 if (scannedPackage != null) { 8112 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8113 } 8114 } else { 8115 // requirer == null implies that we're updating all ABIs in the set to 8116 // match scannedPackage. 8117 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8118 } 8119 8120 for (PackageSetting ps : packagesForUser) { 8121 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8122 if (ps.primaryCpuAbiString != null) { 8123 continue; 8124 } 8125 8126 ps.primaryCpuAbiString = adjustedAbi; 8127 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8128 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8129 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 8130 mInstaller.rmdex(ps.codePathString, 8131 getDexCodeInstructionSet(getPreferredInstructionSet())); 8132 } 8133 } 8134 } 8135 } 8136 } 8137 8138 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8139 synchronized (mPackages) { 8140 mResolverReplaced = true; 8141 // Set up information for custom user intent resolution activity. 8142 mResolveActivity.applicationInfo = pkg.applicationInfo; 8143 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8144 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8145 mResolveActivity.processName = pkg.applicationInfo.packageName; 8146 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8147 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8148 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8149 mResolveActivity.theme = 0; 8150 mResolveActivity.exported = true; 8151 mResolveActivity.enabled = true; 8152 mResolveInfo.activityInfo = mResolveActivity; 8153 mResolveInfo.priority = 0; 8154 mResolveInfo.preferredOrder = 0; 8155 mResolveInfo.match = 0; 8156 mResolveComponentName = mCustomResolverComponentName; 8157 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8158 mResolveComponentName); 8159 } 8160 } 8161 8162 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8163 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8164 8165 // Set up information for ephemeral installer activity 8166 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8167 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8168 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8169 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8170 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8171 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8172 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8173 mEphemeralInstallerActivity.theme = 0; 8174 mEphemeralInstallerActivity.exported = true; 8175 mEphemeralInstallerActivity.enabled = true; 8176 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8177 mEphemeralInstallerInfo.priority = 0; 8178 mEphemeralInstallerInfo.preferredOrder = 0; 8179 mEphemeralInstallerInfo.match = 0; 8180 8181 if (DEBUG_EPHEMERAL) { 8182 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8183 } 8184 } 8185 8186 private static String calculateBundledApkRoot(final String codePathString) { 8187 final File codePath = new File(codePathString); 8188 final File codeRoot; 8189 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8190 codeRoot = Environment.getRootDirectory(); 8191 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8192 codeRoot = Environment.getOemDirectory(); 8193 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8194 codeRoot = Environment.getVendorDirectory(); 8195 } else { 8196 // Unrecognized code path; take its top real segment as the apk root: 8197 // e.g. /something/app/blah.apk => /something 8198 try { 8199 File f = codePath.getCanonicalFile(); 8200 File parent = f.getParentFile(); // non-null because codePath is a file 8201 File tmp; 8202 while ((tmp = parent.getParentFile()) != null) { 8203 f = parent; 8204 parent = tmp; 8205 } 8206 codeRoot = f; 8207 Slog.w(TAG, "Unrecognized code path " 8208 + codePath + " - using " + codeRoot); 8209 } catch (IOException e) { 8210 // Can't canonicalize the code path -- shenanigans? 8211 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8212 return Environment.getRootDirectory().getPath(); 8213 } 8214 } 8215 return codeRoot.getPath(); 8216 } 8217 8218 /** 8219 * Derive and set the location of native libraries for the given package, 8220 * which varies depending on where and how the package was installed. 8221 */ 8222 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8223 final ApplicationInfo info = pkg.applicationInfo; 8224 final String codePath = pkg.codePath; 8225 final File codeFile = new File(codePath); 8226 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8227 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8228 8229 info.nativeLibraryRootDir = null; 8230 info.nativeLibraryRootRequiresIsa = false; 8231 info.nativeLibraryDir = null; 8232 info.secondaryNativeLibraryDir = null; 8233 8234 if (isApkFile(codeFile)) { 8235 // Monolithic install 8236 if (bundledApp) { 8237 // If "/system/lib64/apkname" exists, assume that is the per-package 8238 // native library directory to use; otherwise use "/system/lib/apkname". 8239 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8240 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8241 getPrimaryInstructionSet(info)); 8242 8243 // This is a bundled system app so choose the path based on the ABI. 8244 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8245 // is just the default path. 8246 final String apkName = deriveCodePathName(codePath); 8247 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8248 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8249 apkName).getAbsolutePath(); 8250 8251 if (info.secondaryCpuAbi != null) { 8252 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8253 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8254 secondaryLibDir, apkName).getAbsolutePath(); 8255 } 8256 } else if (asecApp) { 8257 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8258 .getAbsolutePath(); 8259 } else { 8260 final String apkName = deriveCodePathName(codePath); 8261 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8262 .getAbsolutePath(); 8263 } 8264 8265 info.nativeLibraryRootRequiresIsa = false; 8266 info.nativeLibraryDir = info.nativeLibraryRootDir; 8267 } else { 8268 // Cluster install 8269 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8270 info.nativeLibraryRootRequiresIsa = true; 8271 8272 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8273 getPrimaryInstructionSet(info)).getAbsolutePath(); 8274 8275 if (info.secondaryCpuAbi != null) { 8276 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8277 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8278 } 8279 } 8280 } 8281 8282 /** 8283 * Calculate the abis and roots for a bundled app. These can uniquely 8284 * be determined from the contents of the system partition, i.e whether 8285 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8286 * of this information, and instead assume that the system was built 8287 * sensibly. 8288 */ 8289 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8290 PackageSetting pkgSetting) { 8291 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8292 8293 // If "/system/lib64/apkname" exists, assume that is the per-package 8294 // native library directory to use; otherwise use "/system/lib/apkname". 8295 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8296 setBundledAppAbi(pkg, apkRoot, apkName); 8297 // pkgSetting might be null during rescan following uninstall of updates 8298 // to a bundled app, so accommodate that possibility. The settings in 8299 // that case will be established later from the parsed package. 8300 // 8301 // If the settings aren't null, sync them up with what we've just derived. 8302 // note that apkRoot isn't stored in the package settings. 8303 if (pkgSetting != null) { 8304 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8305 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8306 } 8307 } 8308 8309 /** 8310 * Deduces the ABI of a bundled app and sets the relevant fields on the 8311 * parsed pkg object. 8312 * 8313 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8314 * under which system libraries are installed. 8315 * @param apkName the name of the installed package. 8316 */ 8317 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8318 final File codeFile = new File(pkg.codePath); 8319 8320 final boolean has64BitLibs; 8321 final boolean has32BitLibs; 8322 if (isApkFile(codeFile)) { 8323 // Monolithic install 8324 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8325 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8326 } else { 8327 // Cluster install 8328 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8329 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8330 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8331 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8332 has64BitLibs = (new File(rootDir, isa)).exists(); 8333 } else { 8334 has64BitLibs = false; 8335 } 8336 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8337 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8338 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8339 has32BitLibs = (new File(rootDir, isa)).exists(); 8340 } else { 8341 has32BitLibs = false; 8342 } 8343 } 8344 8345 if (has64BitLibs && !has32BitLibs) { 8346 // The package has 64 bit libs, but not 32 bit libs. Its primary 8347 // ABI should be 64 bit. We can safely assume here that the bundled 8348 // native libraries correspond to the most preferred ABI in the list. 8349 8350 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8351 pkg.applicationInfo.secondaryCpuAbi = null; 8352 } else if (has32BitLibs && !has64BitLibs) { 8353 // The package has 32 bit libs but not 64 bit libs. Its primary 8354 // ABI should be 32 bit. 8355 8356 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8357 pkg.applicationInfo.secondaryCpuAbi = null; 8358 } else if (has32BitLibs && has64BitLibs) { 8359 // The application has both 64 and 32 bit bundled libraries. We check 8360 // here that the app declares multiArch support, and warn if it doesn't. 8361 // 8362 // We will be lenient here and record both ABIs. The primary will be the 8363 // ABI that's higher on the list, i.e, a device that's configured to prefer 8364 // 64 bit apps will see a 64 bit primary ABI, 8365 8366 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8367 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8368 } 8369 8370 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8371 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8372 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8373 } else { 8374 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8375 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8376 } 8377 } else { 8378 pkg.applicationInfo.primaryCpuAbi = null; 8379 pkg.applicationInfo.secondaryCpuAbi = null; 8380 } 8381 } 8382 8383 private void killApplication(String pkgName, int appId, String reason) { 8384 // Request the ActivityManager to kill the process(only for existing packages) 8385 // so that we do not end up in a confused state while the user is still using the older 8386 // version of the application while the new one gets installed. 8387 IActivityManager am = ActivityManagerNative.getDefault(); 8388 if (am != null) { 8389 try { 8390 am.killApplicationWithAppId(pkgName, appId, reason); 8391 } catch (RemoteException e) { 8392 } 8393 } 8394 } 8395 8396 void removePackageLI(PackageSetting ps, boolean chatty) { 8397 if (DEBUG_INSTALL) { 8398 if (chatty) 8399 Log.d(TAG, "Removing package " + ps.name); 8400 } 8401 8402 // writer 8403 synchronized (mPackages) { 8404 mPackages.remove(ps.name); 8405 final PackageParser.Package pkg = ps.pkg; 8406 if (pkg != null) { 8407 cleanPackageDataStructuresLILPw(pkg, chatty); 8408 } 8409 } 8410 } 8411 8412 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8413 if (DEBUG_INSTALL) { 8414 if (chatty) 8415 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8416 } 8417 8418 // writer 8419 synchronized (mPackages) { 8420 mPackages.remove(pkg.applicationInfo.packageName); 8421 cleanPackageDataStructuresLILPw(pkg, chatty); 8422 } 8423 } 8424 8425 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8426 int N = pkg.providers.size(); 8427 StringBuilder r = null; 8428 int i; 8429 for (i=0; i<N; i++) { 8430 PackageParser.Provider p = pkg.providers.get(i); 8431 mProviders.removeProvider(p); 8432 if (p.info.authority == null) { 8433 8434 /* There was another ContentProvider with this authority when 8435 * this app was installed so this authority is null, 8436 * Ignore it as we don't have to unregister the provider. 8437 */ 8438 continue; 8439 } 8440 String names[] = p.info.authority.split(";"); 8441 for (int j = 0; j < names.length; j++) { 8442 if (mProvidersByAuthority.get(names[j]) == p) { 8443 mProvidersByAuthority.remove(names[j]); 8444 if (DEBUG_REMOVE) { 8445 if (chatty) 8446 Log.d(TAG, "Unregistered content provider: " + names[j] 8447 + ", className = " + p.info.name + ", isSyncable = " 8448 + p.info.isSyncable); 8449 } 8450 } 8451 } 8452 if (DEBUG_REMOVE && chatty) { 8453 if (r == null) { 8454 r = new StringBuilder(256); 8455 } else { 8456 r.append(' '); 8457 } 8458 r.append(p.info.name); 8459 } 8460 } 8461 if (r != null) { 8462 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8463 } 8464 8465 N = pkg.services.size(); 8466 r = null; 8467 for (i=0; i<N; i++) { 8468 PackageParser.Service s = pkg.services.get(i); 8469 mServices.removeService(s); 8470 if (chatty) { 8471 if (r == null) { 8472 r = new StringBuilder(256); 8473 } else { 8474 r.append(' '); 8475 } 8476 r.append(s.info.name); 8477 } 8478 } 8479 if (r != null) { 8480 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8481 } 8482 8483 N = pkg.receivers.size(); 8484 r = null; 8485 for (i=0; i<N; i++) { 8486 PackageParser.Activity a = pkg.receivers.get(i); 8487 mReceivers.removeActivity(a, "receiver"); 8488 if (DEBUG_REMOVE && chatty) { 8489 if (r == null) { 8490 r = new StringBuilder(256); 8491 } else { 8492 r.append(' '); 8493 } 8494 r.append(a.info.name); 8495 } 8496 } 8497 if (r != null) { 8498 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8499 } 8500 8501 N = pkg.activities.size(); 8502 r = null; 8503 for (i=0; i<N; i++) { 8504 PackageParser.Activity a = pkg.activities.get(i); 8505 mActivities.removeActivity(a, "activity"); 8506 if (DEBUG_REMOVE && chatty) { 8507 if (r == null) { 8508 r = new StringBuilder(256); 8509 } else { 8510 r.append(' '); 8511 } 8512 r.append(a.info.name); 8513 } 8514 } 8515 if (r != null) { 8516 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8517 } 8518 8519 N = pkg.permissions.size(); 8520 r = null; 8521 for (i=0; i<N; i++) { 8522 PackageParser.Permission p = pkg.permissions.get(i); 8523 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8524 if (bp == null) { 8525 bp = mSettings.mPermissionTrees.get(p.info.name); 8526 } 8527 if (bp != null && bp.perm == p) { 8528 bp.perm = null; 8529 if (DEBUG_REMOVE && chatty) { 8530 if (r == null) { 8531 r = new StringBuilder(256); 8532 } else { 8533 r.append(' '); 8534 } 8535 r.append(p.info.name); 8536 } 8537 } 8538 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8539 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8540 if (appOpPkgs != null) { 8541 appOpPkgs.remove(pkg.packageName); 8542 } 8543 } 8544 } 8545 if (r != null) { 8546 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8547 } 8548 8549 N = pkg.requestedPermissions.size(); 8550 r = null; 8551 for (i=0; i<N; i++) { 8552 String perm = pkg.requestedPermissions.get(i); 8553 BasePermission bp = mSettings.mPermissions.get(perm); 8554 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8555 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8556 if (appOpPkgs != null) { 8557 appOpPkgs.remove(pkg.packageName); 8558 if (appOpPkgs.isEmpty()) { 8559 mAppOpPermissionPackages.remove(perm); 8560 } 8561 } 8562 } 8563 } 8564 if (r != null) { 8565 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8566 } 8567 8568 N = pkg.instrumentation.size(); 8569 r = null; 8570 for (i=0; i<N; i++) { 8571 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8572 mInstrumentation.remove(a.getComponentName()); 8573 if (DEBUG_REMOVE && chatty) { 8574 if (r == null) { 8575 r = new StringBuilder(256); 8576 } else { 8577 r.append(' '); 8578 } 8579 r.append(a.info.name); 8580 } 8581 } 8582 if (r != null) { 8583 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8584 } 8585 8586 r = null; 8587 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8588 // Only system apps can hold shared libraries. 8589 if (pkg.libraryNames != null) { 8590 for (i=0; i<pkg.libraryNames.size(); i++) { 8591 String name = pkg.libraryNames.get(i); 8592 SharedLibraryEntry cur = mSharedLibraries.get(name); 8593 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8594 mSharedLibraries.remove(name); 8595 if (DEBUG_REMOVE && chatty) { 8596 if (r == null) { 8597 r = new StringBuilder(256); 8598 } else { 8599 r.append(' '); 8600 } 8601 r.append(name); 8602 } 8603 } 8604 } 8605 } 8606 } 8607 if (r != null) { 8608 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8609 } 8610 } 8611 8612 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8613 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8614 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8615 return true; 8616 } 8617 } 8618 return false; 8619 } 8620 8621 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8622 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8623 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8624 8625 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8626 int flags) { 8627 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8628 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8629 } 8630 8631 private void updatePermissionsLPw(String changingPkg, 8632 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8633 // Make sure there are no dangling permission trees. 8634 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8635 while (it.hasNext()) { 8636 final BasePermission bp = it.next(); 8637 if (bp.packageSetting == null) { 8638 // We may not yet have parsed the package, so just see if 8639 // we still know about its settings. 8640 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8641 } 8642 if (bp.packageSetting == null) { 8643 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8644 + " from package " + bp.sourcePackage); 8645 it.remove(); 8646 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8647 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8648 Slog.i(TAG, "Removing old permission tree: " + bp.name 8649 + " from package " + bp.sourcePackage); 8650 flags |= UPDATE_PERMISSIONS_ALL; 8651 it.remove(); 8652 } 8653 } 8654 } 8655 8656 // Make sure all dynamic permissions have been assigned to a package, 8657 // and make sure there are no dangling permissions. 8658 it = mSettings.mPermissions.values().iterator(); 8659 while (it.hasNext()) { 8660 final BasePermission bp = it.next(); 8661 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8662 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8663 + bp.name + " pkg=" + bp.sourcePackage 8664 + " info=" + bp.pendingInfo); 8665 if (bp.packageSetting == null && bp.pendingInfo != null) { 8666 final BasePermission tree = findPermissionTreeLP(bp.name); 8667 if (tree != null && tree.perm != null) { 8668 bp.packageSetting = tree.packageSetting; 8669 bp.perm = new PackageParser.Permission(tree.perm.owner, 8670 new PermissionInfo(bp.pendingInfo)); 8671 bp.perm.info.packageName = tree.perm.info.packageName; 8672 bp.perm.info.name = bp.name; 8673 bp.uid = tree.uid; 8674 } 8675 } 8676 } 8677 if (bp.packageSetting == null) { 8678 // We may not yet have parsed the package, so just see if 8679 // we still know about its settings. 8680 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8681 } 8682 if (bp.packageSetting == null) { 8683 Slog.w(TAG, "Removing dangling permission: " + bp.name 8684 + " from package " + bp.sourcePackage); 8685 it.remove(); 8686 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8687 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8688 Slog.i(TAG, "Removing old permission: " + bp.name 8689 + " from package " + bp.sourcePackage); 8690 flags |= UPDATE_PERMISSIONS_ALL; 8691 it.remove(); 8692 } 8693 } 8694 } 8695 8696 // Now update the permissions for all packages, in particular 8697 // replace the granted permissions of the system packages. 8698 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8699 for (PackageParser.Package pkg : mPackages.values()) { 8700 if (pkg != pkgInfo) { 8701 // Only replace for packages on requested volume 8702 final String volumeUuid = getVolumeUuidForPackage(pkg); 8703 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8704 && Objects.equals(replaceVolumeUuid, volumeUuid); 8705 grantPermissionsLPw(pkg, replace, changingPkg); 8706 } 8707 } 8708 } 8709 8710 if (pkgInfo != null) { 8711 // Only replace for packages on requested volume 8712 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8713 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8714 && Objects.equals(replaceVolumeUuid, volumeUuid); 8715 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8716 } 8717 } 8718 8719 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8720 String packageOfInterest) { 8721 // IMPORTANT: There are two types of permissions: install and runtime. 8722 // Install time permissions are granted when the app is installed to 8723 // all device users and users added in the future. Runtime permissions 8724 // are granted at runtime explicitly to specific users. Normal and signature 8725 // protected permissions are install time permissions. Dangerous permissions 8726 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8727 // otherwise they are runtime permissions. This function does not manage 8728 // runtime permissions except for the case an app targeting Lollipop MR1 8729 // being upgraded to target a newer SDK, in which case dangerous permissions 8730 // are transformed from install time to runtime ones. 8731 8732 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8733 if (ps == null) { 8734 return; 8735 } 8736 8737 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8738 8739 PermissionsState permissionsState = ps.getPermissionsState(); 8740 PermissionsState origPermissions = permissionsState; 8741 8742 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8743 8744 boolean runtimePermissionsRevoked = false; 8745 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8746 8747 boolean changedInstallPermission = false; 8748 8749 if (replace) { 8750 ps.installPermissionsFixed = false; 8751 if (!ps.isSharedUser()) { 8752 origPermissions = new PermissionsState(permissionsState); 8753 permissionsState.reset(); 8754 } else { 8755 // We need to know only about runtime permission changes since the 8756 // calling code always writes the install permissions state but 8757 // the runtime ones are written only if changed. The only cases of 8758 // changed runtime permissions here are promotion of an install to 8759 // runtime and revocation of a runtime from a shared user. 8760 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8761 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8762 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8763 runtimePermissionsRevoked = true; 8764 } 8765 } 8766 } 8767 8768 permissionsState.setGlobalGids(mGlobalGids); 8769 8770 final int N = pkg.requestedPermissions.size(); 8771 for (int i=0; i<N; i++) { 8772 final String name = pkg.requestedPermissions.get(i); 8773 final BasePermission bp = mSettings.mPermissions.get(name); 8774 8775 if (DEBUG_INSTALL) { 8776 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8777 } 8778 8779 if (bp == null || bp.packageSetting == null) { 8780 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8781 Slog.w(TAG, "Unknown permission " + name 8782 + " in package " + pkg.packageName); 8783 } 8784 continue; 8785 } 8786 8787 final String perm = bp.name; 8788 boolean allowedSig = false; 8789 int grant = GRANT_DENIED; 8790 8791 // Keep track of app op permissions. 8792 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8793 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8794 if (pkgs == null) { 8795 pkgs = new ArraySet<>(); 8796 mAppOpPermissionPackages.put(bp.name, pkgs); 8797 } 8798 pkgs.add(pkg.packageName); 8799 } 8800 8801 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8802 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8803 >= Build.VERSION_CODES.M; 8804 switch (level) { 8805 case PermissionInfo.PROTECTION_NORMAL: { 8806 // For all apps normal permissions are install time ones. 8807 grant = GRANT_INSTALL; 8808 } break; 8809 8810 case PermissionInfo.PROTECTION_DANGEROUS: { 8811 // If a permission review is required for legacy apps we represent 8812 // their permissions as always granted runtime ones since we need 8813 // to keep the review required permission flag per user while an 8814 // install permission's state is shared across all users. 8815 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8816 // For legacy apps dangerous permissions are install time ones. 8817 grant = GRANT_INSTALL; 8818 } else if (origPermissions.hasInstallPermission(bp.name)) { 8819 // For legacy apps that became modern, install becomes runtime. 8820 grant = GRANT_UPGRADE; 8821 } else if (mPromoteSystemApps 8822 && isSystemApp(ps) 8823 && mExistingSystemPackages.contains(ps.name)) { 8824 // For legacy system apps, install becomes runtime. 8825 // We cannot check hasInstallPermission() for system apps since those 8826 // permissions were granted implicitly and not persisted pre-M. 8827 grant = GRANT_UPGRADE; 8828 } else { 8829 // For modern apps keep runtime permissions unchanged. 8830 grant = GRANT_RUNTIME; 8831 } 8832 } break; 8833 8834 case PermissionInfo.PROTECTION_SIGNATURE: { 8835 // For all apps signature permissions are install time ones. 8836 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8837 if (allowedSig) { 8838 grant = GRANT_INSTALL; 8839 } 8840 } break; 8841 } 8842 8843 if (DEBUG_INSTALL) { 8844 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8845 } 8846 8847 if (grant != GRANT_DENIED) { 8848 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8849 // If this is an existing, non-system package, then 8850 // we can't add any new permissions to it. 8851 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8852 // Except... if this is a permission that was added 8853 // to the platform (note: need to only do this when 8854 // updating the platform). 8855 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8856 grant = GRANT_DENIED; 8857 } 8858 } 8859 } 8860 8861 switch (grant) { 8862 case GRANT_INSTALL: { 8863 // Revoke this as runtime permission to handle the case of 8864 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8865 for (int userId : UserManagerService.getInstance().getUserIds()) { 8866 if (origPermissions.getRuntimePermissionState( 8867 bp.name, userId) != null) { 8868 // Revoke the runtime permission and clear the flags. 8869 origPermissions.revokeRuntimePermission(bp, userId); 8870 origPermissions.updatePermissionFlags(bp, userId, 8871 PackageManager.MASK_PERMISSION_FLAGS, 0); 8872 // If we revoked a permission permission, we have to write. 8873 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8874 changedRuntimePermissionUserIds, userId); 8875 } 8876 } 8877 // Grant an install permission. 8878 if (permissionsState.grantInstallPermission(bp) != 8879 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8880 changedInstallPermission = true; 8881 } 8882 } break; 8883 8884 case GRANT_RUNTIME: { 8885 // Grant previously granted runtime permissions. 8886 for (int userId : UserManagerService.getInstance().getUserIds()) { 8887 PermissionState permissionState = origPermissions 8888 .getRuntimePermissionState(bp.name, userId); 8889 int flags = permissionState != null 8890 ? permissionState.getFlags() : 0; 8891 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8892 if (permissionsState.grantRuntimePermission(bp, userId) == 8893 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8894 // If we cannot put the permission as it was, we have to write. 8895 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8896 changedRuntimePermissionUserIds, userId); 8897 } 8898 // If the app supports runtime permissions no need for a review. 8899 if (Build.PERMISSIONS_REVIEW_REQUIRED 8900 && appSupportsRuntimePermissions 8901 && (flags & PackageManager 8902 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8903 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8904 // Since we changed the flags, we have to write. 8905 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8906 changedRuntimePermissionUserIds, userId); 8907 } 8908 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8909 && !appSupportsRuntimePermissions) { 8910 // For legacy apps that need a permission review, every new 8911 // runtime permission is granted but it is pending a review. 8912 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8913 permissionsState.grantRuntimePermission(bp, userId); 8914 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8915 // We changed the permission and flags, hence have to write. 8916 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8917 changedRuntimePermissionUserIds, userId); 8918 } 8919 } 8920 // Propagate the permission flags. 8921 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8922 } 8923 } break; 8924 8925 case GRANT_UPGRADE: { 8926 // Grant runtime permissions for a previously held install permission. 8927 PermissionState permissionState = origPermissions 8928 .getInstallPermissionState(bp.name); 8929 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8930 8931 if (origPermissions.revokeInstallPermission(bp) 8932 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8933 // We will be transferring the permission flags, so clear them. 8934 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8935 PackageManager.MASK_PERMISSION_FLAGS, 0); 8936 changedInstallPermission = true; 8937 } 8938 8939 // If the permission is not to be promoted to runtime we ignore it and 8940 // also its other flags as they are not applicable to install permissions. 8941 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8942 for (int userId : currentUserIds) { 8943 if (permissionsState.grantRuntimePermission(bp, userId) != 8944 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8945 // Transfer the permission flags. 8946 permissionsState.updatePermissionFlags(bp, userId, 8947 flags, flags); 8948 // If we granted the permission, we have to write. 8949 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8950 changedRuntimePermissionUserIds, userId); 8951 } 8952 } 8953 } 8954 } break; 8955 8956 default: { 8957 if (packageOfInterest == null 8958 || packageOfInterest.equals(pkg.packageName)) { 8959 Slog.w(TAG, "Not granting permission " + perm 8960 + " to package " + pkg.packageName 8961 + " because it was previously installed without"); 8962 } 8963 } break; 8964 } 8965 } else { 8966 if (permissionsState.revokeInstallPermission(bp) != 8967 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8968 // Also drop the permission flags. 8969 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8970 PackageManager.MASK_PERMISSION_FLAGS, 0); 8971 changedInstallPermission = true; 8972 Slog.i(TAG, "Un-granting permission " + perm 8973 + " from package " + pkg.packageName 8974 + " (protectionLevel=" + bp.protectionLevel 8975 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8976 + ")"); 8977 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8978 // Don't print warning for app op permissions, since it is fine for them 8979 // not to be granted, there is a UI for the user to decide. 8980 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8981 Slog.w(TAG, "Not granting permission " + perm 8982 + " to package " + pkg.packageName 8983 + " (protectionLevel=" + bp.protectionLevel 8984 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8985 + ")"); 8986 } 8987 } 8988 } 8989 } 8990 8991 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8992 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8993 // This is the first that we have heard about this package, so the 8994 // permissions we have now selected are fixed until explicitly 8995 // changed. 8996 ps.installPermissionsFixed = true; 8997 } 8998 8999 // Persist the runtime permissions state for users with changes. If permissions 9000 // were revoked because no app in the shared user declares them we have to 9001 // write synchronously to avoid losing runtime permissions state. 9002 for (int userId : changedRuntimePermissionUserIds) { 9003 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9004 } 9005 9006 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9007 } 9008 9009 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9010 boolean allowed = false; 9011 final int NP = PackageParser.NEW_PERMISSIONS.length; 9012 for (int ip=0; ip<NP; ip++) { 9013 final PackageParser.NewPermissionInfo npi 9014 = PackageParser.NEW_PERMISSIONS[ip]; 9015 if (npi.name.equals(perm) 9016 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9017 allowed = true; 9018 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9019 + pkg.packageName); 9020 break; 9021 } 9022 } 9023 return allowed; 9024 } 9025 9026 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9027 BasePermission bp, PermissionsState origPermissions) { 9028 boolean allowed; 9029 allowed = (compareSignatures( 9030 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9031 == PackageManager.SIGNATURE_MATCH) 9032 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9033 == PackageManager.SIGNATURE_MATCH); 9034 if (!allowed && (bp.protectionLevel 9035 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9036 if (isSystemApp(pkg)) { 9037 // For updated system applications, a system permission 9038 // is granted only if it had been defined by the original application. 9039 if (pkg.isUpdatedSystemApp()) { 9040 final PackageSetting sysPs = mSettings 9041 .getDisabledSystemPkgLPr(pkg.packageName); 9042 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 9043 // If the original was granted this permission, we take 9044 // that grant decision as read and propagate it to the 9045 // update. 9046 if (sysPs.isPrivileged()) { 9047 allowed = true; 9048 } 9049 } else { 9050 // The system apk may have been updated with an older 9051 // version of the one on the data partition, but which 9052 // granted a new system permission that it didn't have 9053 // before. In this case we do want to allow the app to 9054 // now get the new permission if the ancestral apk is 9055 // privileged to get it. 9056 if (sysPs.pkg != null && sysPs.isPrivileged()) { 9057 for (int j=0; 9058 j<sysPs.pkg.requestedPermissions.size(); j++) { 9059 if (perm.equals( 9060 sysPs.pkg.requestedPermissions.get(j))) { 9061 allowed = true; 9062 break; 9063 } 9064 } 9065 } 9066 } 9067 } else { 9068 allowed = isPrivilegedApp(pkg); 9069 } 9070 } 9071 } 9072 if (!allowed) { 9073 if (!allowed && (bp.protectionLevel 9074 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9075 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9076 // If this was a previously normal/dangerous permission that got moved 9077 // to a system permission as part of the runtime permission redesign, then 9078 // we still want to blindly grant it to old apps. 9079 allowed = true; 9080 } 9081 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9082 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9083 // If this permission is to be granted to the system installer and 9084 // this app is an installer, then it gets the permission. 9085 allowed = true; 9086 } 9087 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9088 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9089 // If this permission is to be granted to the system verifier and 9090 // this app is a verifier, then it gets the permission. 9091 allowed = true; 9092 } 9093 if (!allowed && (bp.protectionLevel 9094 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9095 && isSystemApp(pkg)) { 9096 // Any pre-installed system app is allowed to get this permission. 9097 allowed = true; 9098 } 9099 if (!allowed && (bp.protectionLevel 9100 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9101 // For development permissions, a development permission 9102 // is granted only if it was already granted. 9103 allowed = origPermissions.hasInstallPermission(perm); 9104 } 9105 } 9106 return allowed; 9107 } 9108 9109 final class ActivityIntentResolver 9110 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9111 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9112 boolean defaultOnly, int userId) { 9113 if (!sUserManager.exists(userId)) return null; 9114 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9115 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9116 } 9117 9118 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9119 int userId) { 9120 if (!sUserManager.exists(userId)) return null; 9121 mFlags = flags; 9122 return super.queryIntent(intent, resolvedType, 9123 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9124 } 9125 9126 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9127 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9128 if (!sUserManager.exists(userId)) return null; 9129 if (packageActivities == null) { 9130 return null; 9131 } 9132 mFlags = flags; 9133 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9134 final int N = packageActivities.size(); 9135 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9136 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9137 9138 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9139 for (int i = 0; i < N; ++i) { 9140 intentFilters = packageActivities.get(i).intents; 9141 if (intentFilters != null && intentFilters.size() > 0) { 9142 PackageParser.ActivityIntentInfo[] array = 9143 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9144 intentFilters.toArray(array); 9145 listCut.add(array); 9146 } 9147 } 9148 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9149 } 9150 9151 public final void addActivity(PackageParser.Activity a, String type) { 9152 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9153 mActivities.put(a.getComponentName(), a); 9154 if (DEBUG_SHOW_INFO) 9155 Log.v( 9156 TAG, " " + type + " " + 9157 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9158 if (DEBUG_SHOW_INFO) 9159 Log.v(TAG, " Class=" + a.info.name); 9160 final int NI = a.intents.size(); 9161 for (int j=0; j<NI; j++) { 9162 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9163 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9164 intent.setPriority(0); 9165 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9166 + a.className + " with priority > 0, forcing to 0"); 9167 } 9168 if (DEBUG_SHOW_INFO) { 9169 Log.v(TAG, " IntentFilter:"); 9170 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9171 } 9172 if (!intent.debugCheck()) { 9173 Log.w(TAG, "==> For Activity " + a.info.name); 9174 } 9175 addFilter(intent); 9176 } 9177 } 9178 9179 public final void removeActivity(PackageParser.Activity a, String type) { 9180 mActivities.remove(a.getComponentName()); 9181 if (DEBUG_SHOW_INFO) { 9182 Log.v(TAG, " " + type + " " 9183 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9184 : a.info.name) + ":"); 9185 Log.v(TAG, " Class=" + a.info.name); 9186 } 9187 final int NI = a.intents.size(); 9188 for (int j=0; j<NI; j++) { 9189 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9190 if (DEBUG_SHOW_INFO) { 9191 Log.v(TAG, " IntentFilter:"); 9192 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9193 } 9194 removeFilter(intent); 9195 } 9196 } 9197 9198 @Override 9199 protected boolean allowFilterResult( 9200 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9201 ActivityInfo filterAi = filter.activity.info; 9202 for (int i=dest.size()-1; i>=0; i--) { 9203 ActivityInfo destAi = dest.get(i).activityInfo; 9204 if (destAi.name == filterAi.name 9205 && destAi.packageName == filterAi.packageName) { 9206 return false; 9207 } 9208 } 9209 return true; 9210 } 9211 9212 @Override 9213 protected ActivityIntentInfo[] newArray(int size) { 9214 return new ActivityIntentInfo[size]; 9215 } 9216 9217 @Override 9218 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9219 if (!sUserManager.exists(userId)) return true; 9220 PackageParser.Package p = filter.activity.owner; 9221 if (p != null) { 9222 PackageSetting ps = (PackageSetting)p.mExtras; 9223 if (ps != null) { 9224 // System apps are never considered stopped for purposes of 9225 // filtering, because there may be no way for the user to 9226 // actually re-launch them. 9227 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9228 && ps.getStopped(userId); 9229 } 9230 } 9231 return false; 9232 } 9233 9234 @Override 9235 protected boolean isPackageForFilter(String packageName, 9236 PackageParser.ActivityIntentInfo info) { 9237 return packageName.equals(info.activity.owner.packageName); 9238 } 9239 9240 @Override 9241 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9242 int match, int userId) { 9243 if (!sUserManager.exists(userId)) return null; 9244 if (!mSettings.isEnabledAndVisibleLPr(info.activity.info, mFlags, userId)) { 9245 return null; 9246 } 9247 final PackageParser.Activity activity = info.activity; 9248 if (mSafeMode && (activity.info.applicationInfo.flags 9249 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9250 return null; 9251 } 9252 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9253 if (ps == null) { 9254 return null; 9255 } 9256 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9257 ps.readUserState(userId), userId); 9258 if (ai == null) { 9259 return null; 9260 } 9261 final ResolveInfo res = new ResolveInfo(); 9262 res.activityInfo = ai; 9263 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9264 res.filter = info; 9265 } 9266 if (info != null) { 9267 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9268 } 9269 res.priority = info.getPriority(); 9270 res.preferredOrder = activity.owner.mPreferredOrder; 9271 //System.out.println("Result: " + res.activityInfo.className + 9272 // " = " + res.priority); 9273 res.match = match; 9274 res.isDefault = info.hasDefault; 9275 res.labelRes = info.labelRes; 9276 res.nonLocalizedLabel = info.nonLocalizedLabel; 9277 if (userNeedsBadging(userId)) { 9278 res.noResourceId = true; 9279 } else { 9280 res.icon = info.icon; 9281 } 9282 res.iconResourceId = info.icon; 9283 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9284 return res; 9285 } 9286 9287 @Override 9288 protected void sortResults(List<ResolveInfo> results) { 9289 Collections.sort(results, mResolvePrioritySorter); 9290 } 9291 9292 @Override 9293 protected void dumpFilter(PrintWriter out, String prefix, 9294 PackageParser.ActivityIntentInfo filter) { 9295 out.print(prefix); out.print( 9296 Integer.toHexString(System.identityHashCode(filter.activity))); 9297 out.print(' '); 9298 filter.activity.printComponentShortName(out); 9299 out.print(" filter "); 9300 out.println(Integer.toHexString(System.identityHashCode(filter))); 9301 } 9302 9303 @Override 9304 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9305 return filter.activity; 9306 } 9307 9308 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9309 PackageParser.Activity activity = (PackageParser.Activity)label; 9310 out.print(prefix); out.print( 9311 Integer.toHexString(System.identityHashCode(activity))); 9312 out.print(' '); 9313 activity.printComponentShortName(out); 9314 if (count > 1) { 9315 out.print(" ("); out.print(count); out.print(" filters)"); 9316 } 9317 out.println(); 9318 } 9319 9320// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9321// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9322// final List<ResolveInfo> retList = Lists.newArrayList(); 9323// while (i.hasNext()) { 9324// final ResolveInfo resolveInfo = i.next(); 9325// if (isEnabledLP(resolveInfo.activityInfo)) { 9326// retList.add(resolveInfo); 9327// } 9328// } 9329// return retList; 9330// } 9331 9332 // Keys are String (activity class name), values are Activity. 9333 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9334 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9335 private int mFlags; 9336 } 9337 9338 private final class ServiceIntentResolver 9339 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9340 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9341 boolean defaultOnly, int userId) { 9342 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9343 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9344 } 9345 9346 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9347 int userId) { 9348 if (!sUserManager.exists(userId)) return null; 9349 mFlags = flags; 9350 return super.queryIntent(intent, resolvedType, 9351 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9352 } 9353 9354 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9355 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9356 if (!sUserManager.exists(userId)) return null; 9357 if (packageServices == null) { 9358 return null; 9359 } 9360 mFlags = flags; 9361 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9362 final int N = packageServices.size(); 9363 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9364 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9365 9366 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9367 for (int i = 0; i < N; ++i) { 9368 intentFilters = packageServices.get(i).intents; 9369 if (intentFilters != null && intentFilters.size() > 0) { 9370 PackageParser.ServiceIntentInfo[] array = 9371 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9372 intentFilters.toArray(array); 9373 listCut.add(array); 9374 } 9375 } 9376 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9377 } 9378 9379 public final void addService(PackageParser.Service s) { 9380 mServices.put(s.getComponentName(), s); 9381 if (DEBUG_SHOW_INFO) { 9382 Log.v(TAG, " " 9383 + (s.info.nonLocalizedLabel != null 9384 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9385 Log.v(TAG, " Class=" + s.info.name); 9386 } 9387 final int NI = s.intents.size(); 9388 int j; 9389 for (j=0; j<NI; j++) { 9390 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9391 if (DEBUG_SHOW_INFO) { 9392 Log.v(TAG, " IntentFilter:"); 9393 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9394 } 9395 if (!intent.debugCheck()) { 9396 Log.w(TAG, "==> For Service " + s.info.name); 9397 } 9398 addFilter(intent); 9399 } 9400 } 9401 9402 public final void removeService(PackageParser.Service s) { 9403 mServices.remove(s.getComponentName()); 9404 if (DEBUG_SHOW_INFO) { 9405 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9406 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9407 Log.v(TAG, " Class=" + s.info.name); 9408 } 9409 final int NI = s.intents.size(); 9410 int j; 9411 for (j=0; j<NI; j++) { 9412 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9413 if (DEBUG_SHOW_INFO) { 9414 Log.v(TAG, " IntentFilter:"); 9415 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9416 } 9417 removeFilter(intent); 9418 } 9419 } 9420 9421 @Override 9422 protected boolean allowFilterResult( 9423 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9424 ServiceInfo filterSi = filter.service.info; 9425 for (int i=dest.size()-1; i>=0; i--) { 9426 ServiceInfo destAi = dest.get(i).serviceInfo; 9427 if (destAi.name == filterSi.name 9428 && destAi.packageName == filterSi.packageName) { 9429 return false; 9430 } 9431 } 9432 return true; 9433 } 9434 9435 @Override 9436 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9437 return new PackageParser.ServiceIntentInfo[size]; 9438 } 9439 9440 @Override 9441 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9442 if (!sUserManager.exists(userId)) return true; 9443 PackageParser.Package p = filter.service.owner; 9444 if (p != null) { 9445 PackageSetting ps = (PackageSetting)p.mExtras; 9446 if (ps != null) { 9447 // System apps are never considered stopped for purposes of 9448 // filtering, because there may be no way for the user to 9449 // actually re-launch them. 9450 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9451 && ps.getStopped(userId); 9452 } 9453 } 9454 return false; 9455 } 9456 9457 @Override 9458 protected boolean isPackageForFilter(String packageName, 9459 PackageParser.ServiceIntentInfo info) { 9460 return packageName.equals(info.service.owner.packageName); 9461 } 9462 9463 @Override 9464 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9465 int match, int userId) { 9466 if (!sUserManager.exists(userId)) return null; 9467 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9468 if (!mSettings.isEnabledAndVisibleLPr(info.service.info, mFlags, userId)) { 9469 return null; 9470 } 9471 final PackageParser.Service service = info.service; 9472 if (mSafeMode && (service.info.applicationInfo.flags 9473 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9474 return null; 9475 } 9476 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9477 if (ps == null) { 9478 return null; 9479 } 9480 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9481 ps.readUserState(userId), userId); 9482 if (si == null) { 9483 return null; 9484 } 9485 final ResolveInfo res = new ResolveInfo(); 9486 res.serviceInfo = si; 9487 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9488 res.filter = filter; 9489 } 9490 res.priority = info.getPriority(); 9491 res.preferredOrder = service.owner.mPreferredOrder; 9492 res.match = match; 9493 res.isDefault = info.hasDefault; 9494 res.labelRes = info.labelRes; 9495 res.nonLocalizedLabel = info.nonLocalizedLabel; 9496 res.icon = info.icon; 9497 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9498 return res; 9499 } 9500 9501 @Override 9502 protected void sortResults(List<ResolveInfo> results) { 9503 Collections.sort(results, mResolvePrioritySorter); 9504 } 9505 9506 @Override 9507 protected void dumpFilter(PrintWriter out, String prefix, 9508 PackageParser.ServiceIntentInfo filter) { 9509 out.print(prefix); out.print( 9510 Integer.toHexString(System.identityHashCode(filter.service))); 9511 out.print(' '); 9512 filter.service.printComponentShortName(out); 9513 out.print(" filter "); 9514 out.println(Integer.toHexString(System.identityHashCode(filter))); 9515 } 9516 9517 @Override 9518 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9519 return filter.service; 9520 } 9521 9522 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9523 PackageParser.Service service = (PackageParser.Service)label; 9524 out.print(prefix); out.print( 9525 Integer.toHexString(System.identityHashCode(service))); 9526 out.print(' '); 9527 service.printComponentShortName(out); 9528 if (count > 1) { 9529 out.print(" ("); out.print(count); out.print(" filters)"); 9530 } 9531 out.println(); 9532 } 9533 9534// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9535// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9536// final List<ResolveInfo> retList = Lists.newArrayList(); 9537// while (i.hasNext()) { 9538// final ResolveInfo resolveInfo = (ResolveInfo) i; 9539// if (isEnabledLP(resolveInfo.serviceInfo)) { 9540// retList.add(resolveInfo); 9541// } 9542// } 9543// return retList; 9544// } 9545 9546 // Keys are String (activity class name), values are Activity. 9547 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9548 = new ArrayMap<ComponentName, PackageParser.Service>(); 9549 private int mFlags; 9550 }; 9551 9552 private final class ProviderIntentResolver 9553 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9554 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9555 boolean defaultOnly, int userId) { 9556 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9557 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9558 } 9559 9560 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9561 int userId) { 9562 if (!sUserManager.exists(userId)) 9563 return null; 9564 mFlags = flags; 9565 return super.queryIntent(intent, resolvedType, 9566 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9567 } 9568 9569 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9570 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9571 if (!sUserManager.exists(userId)) 9572 return null; 9573 if (packageProviders == null) { 9574 return null; 9575 } 9576 mFlags = flags; 9577 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9578 final int N = packageProviders.size(); 9579 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9580 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9581 9582 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9583 for (int i = 0; i < N; ++i) { 9584 intentFilters = packageProviders.get(i).intents; 9585 if (intentFilters != null && intentFilters.size() > 0) { 9586 PackageParser.ProviderIntentInfo[] array = 9587 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9588 intentFilters.toArray(array); 9589 listCut.add(array); 9590 } 9591 } 9592 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9593 } 9594 9595 public final void addProvider(PackageParser.Provider p) { 9596 if (mProviders.containsKey(p.getComponentName())) { 9597 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9598 return; 9599 } 9600 9601 mProviders.put(p.getComponentName(), p); 9602 if (DEBUG_SHOW_INFO) { 9603 Log.v(TAG, " " 9604 + (p.info.nonLocalizedLabel != null 9605 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9606 Log.v(TAG, " Class=" + p.info.name); 9607 } 9608 final int NI = p.intents.size(); 9609 int j; 9610 for (j = 0; j < NI; j++) { 9611 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9612 if (DEBUG_SHOW_INFO) { 9613 Log.v(TAG, " IntentFilter:"); 9614 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9615 } 9616 if (!intent.debugCheck()) { 9617 Log.w(TAG, "==> For Provider " + p.info.name); 9618 } 9619 addFilter(intent); 9620 } 9621 } 9622 9623 public final void removeProvider(PackageParser.Provider p) { 9624 mProviders.remove(p.getComponentName()); 9625 if (DEBUG_SHOW_INFO) { 9626 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9627 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9628 Log.v(TAG, " Class=" + p.info.name); 9629 } 9630 final int NI = p.intents.size(); 9631 int j; 9632 for (j = 0; j < NI; j++) { 9633 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9634 if (DEBUG_SHOW_INFO) { 9635 Log.v(TAG, " IntentFilter:"); 9636 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9637 } 9638 removeFilter(intent); 9639 } 9640 } 9641 9642 @Override 9643 protected boolean allowFilterResult( 9644 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9645 ProviderInfo filterPi = filter.provider.info; 9646 for (int i = dest.size() - 1; i >= 0; i--) { 9647 ProviderInfo destPi = dest.get(i).providerInfo; 9648 if (destPi.name == filterPi.name 9649 && destPi.packageName == filterPi.packageName) { 9650 return false; 9651 } 9652 } 9653 return true; 9654 } 9655 9656 @Override 9657 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9658 return new PackageParser.ProviderIntentInfo[size]; 9659 } 9660 9661 @Override 9662 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9663 if (!sUserManager.exists(userId)) 9664 return true; 9665 PackageParser.Package p = filter.provider.owner; 9666 if (p != null) { 9667 PackageSetting ps = (PackageSetting) p.mExtras; 9668 if (ps != null) { 9669 // System apps are never considered stopped for purposes of 9670 // filtering, because there may be no way for the user to 9671 // actually re-launch them. 9672 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9673 && ps.getStopped(userId); 9674 } 9675 } 9676 return false; 9677 } 9678 9679 @Override 9680 protected boolean isPackageForFilter(String packageName, 9681 PackageParser.ProviderIntentInfo info) { 9682 return packageName.equals(info.provider.owner.packageName); 9683 } 9684 9685 @Override 9686 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9687 int match, int userId) { 9688 if (!sUserManager.exists(userId)) 9689 return null; 9690 final PackageParser.ProviderIntentInfo info = filter; 9691 if (!mSettings.isEnabledAndVisibleLPr(info.provider.info, mFlags, userId)) { 9692 return null; 9693 } 9694 final PackageParser.Provider provider = info.provider; 9695 if (mSafeMode && (provider.info.applicationInfo.flags 9696 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9697 return null; 9698 } 9699 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9700 if (ps == null) { 9701 return null; 9702 } 9703 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9704 ps.readUserState(userId), userId); 9705 if (pi == null) { 9706 return null; 9707 } 9708 final ResolveInfo res = new ResolveInfo(); 9709 res.providerInfo = pi; 9710 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9711 res.filter = filter; 9712 } 9713 res.priority = info.getPriority(); 9714 res.preferredOrder = provider.owner.mPreferredOrder; 9715 res.match = match; 9716 res.isDefault = info.hasDefault; 9717 res.labelRes = info.labelRes; 9718 res.nonLocalizedLabel = info.nonLocalizedLabel; 9719 res.icon = info.icon; 9720 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9721 return res; 9722 } 9723 9724 @Override 9725 protected void sortResults(List<ResolveInfo> results) { 9726 Collections.sort(results, mResolvePrioritySorter); 9727 } 9728 9729 @Override 9730 protected void dumpFilter(PrintWriter out, String prefix, 9731 PackageParser.ProviderIntentInfo filter) { 9732 out.print(prefix); 9733 out.print( 9734 Integer.toHexString(System.identityHashCode(filter.provider))); 9735 out.print(' '); 9736 filter.provider.printComponentShortName(out); 9737 out.print(" filter "); 9738 out.println(Integer.toHexString(System.identityHashCode(filter))); 9739 } 9740 9741 @Override 9742 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9743 return filter.provider; 9744 } 9745 9746 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9747 PackageParser.Provider provider = (PackageParser.Provider)label; 9748 out.print(prefix); out.print( 9749 Integer.toHexString(System.identityHashCode(provider))); 9750 out.print(' '); 9751 provider.printComponentShortName(out); 9752 if (count > 1) { 9753 out.print(" ("); out.print(count); out.print(" filters)"); 9754 } 9755 out.println(); 9756 } 9757 9758 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9759 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9760 private int mFlags; 9761 } 9762 9763 private static final class EphemeralIntentResolver 9764 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 9765 @Override 9766 protected EphemeralResolveIntentInfo[] newArray(int size) { 9767 return new EphemeralResolveIntentInfo[size]; 9768 } 9769 9770 @Override 9771 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 9772 return true; 9773 } 9774 9775 @Override 9776 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 9777 int userId) { 9778 if (!sUserManager.exists(userId)) { 9779 return null; 9780 } 9781 return info.getEphemeralResolveInfo(); 9782 } 9783 } 9784 9785 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9786 new Comparator<ResolveInfo>() { 9787 public int compare(ResolveInfo r1, ResolveInfo r2) { 9788 int v1 = r1.priority; 9789 int v2 = r2.priority; 9790 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9791 if (v1 != v2) { 9792 return (v1 > v2) ? -1 : 1; 9793 } 9794 v1 = r1.preferredOrder; 9795 v2 = r2.preferredOrder; 9796 if (v1 != v2) { 9797 return (v1 > v2) ? -1 : 1; 9798 } 9799 if (r1.isDefault != r2.isDefault) { 9800 return r1.isDefault ? -1 : 1; 9801 } 9802 v1 = r1.match; 9803 v2 = r2.match; 9804 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9805 if (v1 != v2) { 9806 return (v1 > v2) ? -1 : 1; 9807 } 9808 if (r1.system != r2.system) { 9809 return r1.system ? -1 : 1; 9810 } 9811 if (r1.activityInfo != null) { 9812 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 9813 } 9814 if (r1.serviceInfo != null) { 9815 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 9816 } 9817 if (r1.providerInfo != null) { 9818 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 9819 } 9820 return 0; 9821 } 9822 }; 9823 9824 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9825 new Comparator<ProviderInfo>() { 9826 public int compare(ProviderInfo p1, ProviderInfo p2) { 9827 final int v1 = p1.initOrder; 9828 final int v2 = p2.initOrder; 9829 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9830 } 9831 }; 9832 9833 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9834 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9835 final int[] userIds) { 9836 mHandler.post(new Runnable() { 9837 @Override 9838 public void run() { 9839 try { 9840 final IActivityManager am = ActivityManagerNative.getDefault(); 9841 if (am == null) return; 9842 final int[] resolvedUserIds; 9843 if (userIds == null) { 9844 resolvedUserIds = am.getRunningUserIds(); 9845 } else { 9846 resolvedUserIds = userIds; 9847 } 9848 for (int id : resolvedUserIds) { 9849 final Intent intent = new Intent(action, 9850 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9851 if (extras != null) { 9852 intent.putExtras(extras); 9853 } 9854 if (targetPkg != null) { 9855 intent.setPackage(targetPkg); 9856 } 9857 // Modify the UID when posting to other users 9858 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9859 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9860 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9861 intent.putExtra(Intent.EXTRA_UID, uid); 9862 } 9863 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9864 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9865 if (DEBUG_BROADCASTS) { 9866 RuntimeException here = new RuntimeException("here"); 9867 here.fillInStackTrace(); 9868 Slog.d(TAG, "Sending to user " + id + ": " 9869 + intent.toShortString(false, true, false, false) 9870 + " " + intent.getExtras(), here); 9871 } 9872 am.broadcastIntent(null, intent, null, finishedReceiver, 9873 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9874 null, finishedReceiver != null, false, id); 9875 } 9876 } catch (RemoteException ex) { 9877 } 9878 } 9879 }); 9880 } 9881 9882 /** 9883 * Check if the external storage media is available. This is true if there 9884 * is a mounted external storage medium or if the external storage is 9885 * emulated. 9886 */ 9887 private boolean isExternalMediaAvailable() { 9888 return mMediaMounted || Environment.isExternalStorageEmulated(); 9889 } 9890 9891 @Override 9892 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9893 // writer 9894 synchronized (mPackages) { 9895 if (!isExternalMediaAvailable()) { 9896 // If the external storage is no longer mounted at this point, 9897 // the caller may not have been able to delete all of this 9898 // packages files and can not delete any more. Bail. 9899 return null; 9900 } 9901 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9902 if (lastPackage != null) { 9903 pkgs.remove(lastPackage); 9904 } 9905 if (pkgs.size() > 0) { 9906 return pkgs.get(0); 9907 } 9908 } 9909 return null; 9910 } 9911 9912 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9913 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9914 userId, andCode ? 1 : 0, packageName); 9915 if (mSystemReady) { 9916 msg.sendToTarget(); 9917 } else { 9918 if (mPostSystemReadyMessages == null) { 9919 mPostSystemReadyMessages = new ArrayList<>(); 9920 } 9921 mPostSystemReadyMessages.add(msg); 9922 } 9923 } 9924 9925 void startCleaningPackages() { 9926 // reader 9927 synchronized (mPackages) { 9928 if (!isExternalMediaAvailable()) { 9929 return; 9930 } 9931 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9932 return; 9933 } 9934 } 9935 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9936 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9937 IActivityManager am = ActivityManagerNative.getDefault(); 9938 if (am != null) { 9939 try { 9940 am.startService(null, intent, null, mContext.getOpPackageName(), 9941 UserHandle.USER_SYSTEM); 9942 } catch (RemoteException e) { 9943 } 9944 } 9945 } 9946 9947 @Override 9948 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9949 int installFlags, String installerPackageName, VerificationParams verificationParams, 9950 String packageAbiOverride) { 9951 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9952 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9953 } 9954 9955 @Override 9956 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9957 int installFlags, String installerPackageName, VerificationParams verificationParams, 9958 String packageAbiOverride, int userId) { 9959 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9960 9961 final int callingUid = Binder.getCallingUid(); 9962 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9963 9964 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9965 try { 9966 if (observer != null) { 9967 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9968 } 9969 } catch (RemoteException re) { 9970 } 9971 return; 9972 } 9973 9974 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9975 installFlags |= PackageManager.INSTALL_FROM_ADB; 9976 9977 } else { 9978 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9979 // about installerPackageName. 9980 9981 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9982 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9983 } 9984 9985 UserHandle user; 9986 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9987 user = UserHandle.ALL; 9988 } else { 9989 user = new UserHandle(userId); 9990 } 9991 9992 // Only system components can circumvent runtime permissions when installing. 9993 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9994 && mContext.checkCallingOrSelfPermission(Manifest.permission 9995 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9996 throw new SecurityException("You need the " 9997 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9998 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9999 } 10000 10001 verificationParams.setInstallerUid(callingUid); 10002 10003 final File originFile = new File(originPath); 10004 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10005 10006 final Message msg = mHandler.obtainMessage(INIT_COPY); 10007 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 10008 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 10009 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10010 msg.obj = params; 10011 10012 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10013 System.identityHashCode(msg.obj)); 10014 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10015 System.identityHashCode(msg.obj)); 10016 10017 mHandler.sendMessage(msg); 10018 } 10019 10020 void installStage(String packageName, File stagedDir, String stagedCid, 10021 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10022 String installerPackageName, int installerUid, UserHandle user) { 10023 if (DEBUG_EPHEMERAL) { 10024 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10025 Slog.d(TAG, "Ephemeral install of " + packageName); 10026 } 10027 } 10028 final VerificationParams verifParams = new VerificationParams( 10029 null, sessionParams.originatingUri, sessionParams.referrerUri, 10030 sessionParams.originatingUid, null); 10031 verifParams.setInstallerUid(installerUid); 10032 10033 final OriginInfo origin; 10034 if (stagedDir != null) { 10035 origin = OriginInfo.fromStagedFile(stagedDir); 10036 } else { 10037 origin = OriginInfo.fromStagedContainer(stagedCid); 10038 } 10039 10040 final Message msg = mHandler.obtainMessage(INIT_COPY); 10041 final InstallParams params = new InstallParams(origin, null, observer, 10042 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10043 verifParams, user, sessionParams.abiOverride, 10044 sessionParams.grantedRuntimePermissions); 10045 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10046 msg.obj = params; 10047 10048 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10049 System.identityHashCode(msg.obj)); 10050 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10051 System.identityHashCode(msg.obj)); 10052 10053 mHandler.sendMessage(msg); 10054 } 10055 10056 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10057 Bundle extras = new Bundle(1); 10058 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10059 10060 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10061 packageName, extras, 0, null, null, new int[] {userId}); 10062 try { 10063 IActivityManager am = ActivityManagerNative.getDefault(); 10064 final boolean isSystem = 10065 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10066 if (isSystem && am.isUserRunning(userId, 0)) { 10067 // The just-installed/enabled app is bundled on the system, so presumed 10068 // to be able to run automatically without needing an explicit launch. 10069 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10070 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10071 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10072 .setPackage(packageName); 10073 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10074 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10075 } 10076 } catch (RemoteException e) { 10077 // shouldn't happen 10078 Slog.w(TAG, "Unable to bootstrap installed package", e); 10079 } 10080 } 10081 10082 @Override 10083 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10084 int userId) { 10085 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10086 PackageSetting pkgSetting; 10087 final int uid = Binder.getCallingUid(); 10088 enforceCrossUserPermission(uid, userId, true, true, 10089 "setApplicationHiddenSetting for user " + userId); 10090 10091 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10092 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10093 return false; 10094 } 10095 10096 long callingId = Binder.clearCallingIdentity(); 10097 try { 10098 boolean sendAdded = false; 10099 boolean sendRemoved = false; 10100 // writer 10101 synchronized (mPackages) { 10102 pkgSetting = mSettings.mPackages.get(packageName); 10103 if (pkgSetting == null) { 10104 return false; 10105 } 10106 if (pkgSetting.getHidden(userId) != hidden) { 10107 pkgSetting.setHidden(hidden, userId); 10108 mSettings.writePackageRestrictionsLPr(userId); 10109 if (hidden) { 10110 sendRemoved = true; 10111 } else { 10112 sendAdded = true; 10113 } 10114 } 10115 } 10116 if (sendAdded) { 10117 sendPackageAddedForUser(packageName, pkgSetting, userId); 10118 return true; 10119 } 10120 if (sendRemoved) { 10121 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10122 "hiding pkg"); 10123 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10124 return true; 10125 } 10126 } finally { 10127 Binder.restoreCallingIdentity(callingId); 10128 } 10129 return false; 10130 } 10131 10132 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10133 int userId) { 10134 final PackageRemovedInfo info = new PackageRemovedInfo(); 10135 info.removedPackage = packageName; 10136 info.removedUsers = new int[] {userId}; 10137 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10138 info.sendBroadcast(false, false, false); 10139 } 10140 10141 /** 10142 * Returns true if application is not found or there was an error. Otherwise it returns 10143 * the hidden state of the package for the given user. 10144 */ 10145 @Override 10146 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10147 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10148 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10149 false, "getApplicationHidden for user " + userId); 10150 PackageSetting pkgSetting; 10151 long callingId = Binder.clearCallingIdentity(); 10152 try { 10153 // writer 10154 synchronized (mPackages) { 10155 pkgSetting = mSettings.mPackages.get(packageName); 10156 if (pkgSetting == null) { 10157 return true; 10158 } 10159 return pkgSetting.getHidden(userId); 10160 } 10161 } finally { 10162 Binder.restoreCallingIdentity(callingId); 10163 } 10164 } 10165 10166 /** 10167 * @hide 10168 */ 10169 @Override 10170 public int installExistingPackageAsUser(String packageName, int userId) { 10171 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10172 null); 10173 PackageSetting pkgSetting; 10174 final int uid = Binder.getCallingUid(); 10175 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10176 + userId); 10177 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10178 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10179 } 10180 10181 long callingId = Binder.clearCallingIdentity(); 10182 try { 10183 boolean sendAdded = false; 10184 10185 // writer 10186 synchronized (mPackages) { 10187 pkgSetting = mSettings.mPackages.get(packageName); 10188 if (pkgSetting == null) { 10189 return PackageManager.INSTALL_FAILED_INVALID_URI; 10190 } 10191 if (!pkgSetting.getInstalled(userId)) { 10192 pkgSetting.setInstalled(true, userId); 10193 pkgSetting.setHidden(false, userId); 10194 mSettings.writePackageRestrictionsLPr(userId); 10195 sendAdded = true; 10196 } 10197 } 10198 10199 if (sendAdded) { 10200 sendPackageAddedForUser(packageName, pkgSetting, userId); 10201 } 10202 } finally { 10203 Binder.restoreCallingIdentity(callingId); 10204 } 10205 10206 return PackageManager.INSTALL_SUCCEEDED; 10207 } 10208 10209 boolean isUserRestricted(int userId, String restrictionKey) { 10210 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10211 if (restrictions.getBoolean(restrictionKey, false)) { 10212 Log.w(TAG, "User is restricted: " + restrictionKey); 10213 return true; 10214 } 10215 return false; 10216 } 10217 10218 @Override 10219 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10220 mContext.enforceCallingOrSelfPermission( 10221 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10222 "Only package verification agents can verify applications"); 10223 10224 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10225 final PackageVerificationResponse response = new PackageVerificationResponse( 10226 verificationCode, Binder.getCallingUid()); 10227 msg.arg1 = id; 10228 msg.obj = response; 10229 mHandler.sendMessage(msg); 10230 } 10231 10232 @Override 10233 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10234 long millisecondsToDelay) { 10235 mContext.enforceCallingOrSelfPermission( 10236 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10237 "Only package verification agents can extend verification timeouts"); 10238 10239 final PackageVerificationState state = mPendingVerification.get(id); 10240 final PackageVerificationResponse response = new PackageVerificationResponse( 10241 verificationCodeAtTimeout, Binder.getCallingUid()); 10242 10243 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10244 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10245 } 10246 if (millisecondsToDelay < 0) { 10247 millisecondsToDelay = 0; 10248 } 10249 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10250 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10251 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10252 } 10253 10254 if ((state != null) && !state.timeoutExtended()) { 10255 state.extendTimeout(); 10256 10257 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10258 msg.arg1 = id; 10259 msg.obj = response; 10260 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10261 } 10262 } 10263 10264 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10265 int verificationCode, UserHandle user) { 10266 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10267 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10268 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10269 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10270 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10271 10272 mContext.sendBroadcastAsUser(intent, user, 10273 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10274 } 10275 10276 private ComponentName matchComponentForVerifier(String packageName, 10277 List<ResolveInfo> receivers) { 10278 ActivityInfo targetReceiver = null; 10279 10280 final int NR = receivers.size(); 10281 for (int i = 0; i < NR; i++) { 10282 final ResolveInfo info = receivers.get(i); 10283 if (info.activityInfo == null) { 10284 continue; 10285 } 10286 10287 if (packageName.equals(info.activityInfo.packageName)) { 10288 targetReceiver = info.activityInfo; 10289 break; 10290 } 10291 } 10292 10293 if (targetReceiver == null) { 10294 return null; 10295 } 10296 10297 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10298 } 10299 10300 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10301 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10302 if (pkgInfo.verifiers.length == 0) { 10303 return null; 10304 } 10305 10306 final int N = pkgInfo.verifiers.length; 10307 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10308 for (int i = 0; i < N; i++) { 10309 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10310 10311 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10312 receivers); 10313 if (comp == null) { 10314 continue; 10315 } 10316 10317 final int verifierUid = getUidForVerifier(verifierInfo); 10318 if (verifierUid == -1) { 10319 continue; 10320 } 10321 10322 if (DEBUG_VERIFY) { 10323 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10324 + " with the correct signature"); 10325 } 10326 sufficientVerifiers.add(comp); 10327 verificationState.addSufficientVerifier(verifierUid); 10328 } 10329 10330 return sufficientVerifiers; 10331 } 10332 10333 private int getUidForVerifier(VerifierInfo verifierInfo) { 10334 synchronized (mPackages) { 10335 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10336 if (pkg == null) { 10337 return -1; 10338 } else if (pkg.mSignatures.length != 1) { 10339 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10340 + " has more than one signature; ignoring"); 10341 return -1; 10342 } 10343 10344 /* 10345 * If the public key of the package's signature does not match 10346 * our expected public key, then this is a different package and 10347 * we should skip. 10348 */ 10349 10350 final byte[] expectedPublicKey; 10351 try { 10352 final Signature verifierSig = pkg.mSignatures[0]; 10353 final PublicKey publicKey = verifierSig.getPublicKey(); 10354 expectedPublicKey = publicKey.getEncoded(); 10355 } catch (CertificateException e) { 10356 return -1; 10357 } 10358 10359 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10360 10361 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10362 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10363 + " does not have the expected public key; ignoring"); 10364 return -1; 10365 } 10366 10367 return pkg.applicationInfo.uid; 10368 } 10369 } 10370 10371 @Override 10372 public void finishPackageInstall(int token) { 10373 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10374 10375 if (DEBUG_INSTALL) { 10376 Slog.v(TAG, "BM finishing package install for " + token); 10377 } 10378 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10379 10380 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10381 mHandler.sendMessage(msg); 10382 } 10383 10384 /** 10385 * Get the verification agent timeout. 10386 * 10387 * @return verification timeout in milliseconds 10388 */ 10389 private long getVerificationTimeout() { 10390 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10391 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10392 DEFAULT_VERIFICATION_TIMEOUT); 10393 } 10394 10395 /** 10396 * Get the default verification agent response code. 10397 * 10398 * @return default verification response code 10399 */ 10400 private int getDefaultVerificationResponse() { 10401 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10402 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10403 DEFAULT_VERIFICATION_RESPONSE); 10404 } 10405 10406 /** 10407 * Check whether or not package verification has been enabled. 10408 * 10409 * @return true if verification should be performed 10410 */ 10411 private boolean isVerificationEnabled(int userId, int installFlags) { 10412 if (!DEFAULT_VERIFY_ENABLE) { 10413 return false; 10414 } 10415 // TODO: fix b/25118622; don't bypass verification 10416 if (Build.IS_DEBUGGABLE && (installFlags & PackageManager.INSTALL_QUICK) != 0) { 10417 return false; 10418 } 10419 // Ephemeral apps don't get the full verification treatment 10420 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10421 if (DEBUG_EPHEMERAL) { 10422 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10423 } 10424 return false; 10425 } 10426 10427 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10428 10429 // Check if installing from ADB 10430 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10431 // Do not run verification in a test harness environment 10432 if (ActivityManager.isRunningInTestHarness()) { 10433 return false; 10434 } 10435 if (ensureVerifyAppsEnabled) { 10436 return true; 10437 } 10438 // Check if the developer does not want package verification for ADB installs 10439 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10440 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10441 return false; 10442 } 10443 } 10444 10445 if (ensureVerifyAppsEnabled) { 10446 return true; 10447 } 10448 10449 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10450 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10451 } 10452 10453 @Override 10454 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10455 throws RemoteException { 10456 mContext.enforceCallingOrSelfPermission( 10457 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10458 "Only intentfilter verification agents can verify applications"); 10459 10460 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10461 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10462 Binder.getCallingUid(), verificationCode, failedDomains); 10463 msg.arg1 = id; 10464 msg.obj = response; 10465 mHandler.sendMessage(msg); 10466 } 10467 10468 @Override 10469 public int getIntentVerificationStatus(String packageName, int userId) { 10470 synchronized (mPackages) { 10471 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10472 } 10473 } 10474 10475 @Override 10476 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10477 mContext.enforceCallingOrSelfPermission( 10478 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10479 10480 boolean result = false; 10481 synchronized (mPackages) { 10482 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10483 } 10484 if (result) { 10485 scheduleWritePackageRestrictionsLocked(userId); 10486 } 10487 return result; 10488 } 10489 10490 @Override 10491 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10492 synchronized (mPackages) { 10493 return mSettings.getIntentFilterVerificationsLPr(packageName); 10494 } 10495 } 10496 10497 @Override 10498 public List<IntentFilter> getAllIntentFilters(String packageName) { 10499 if (TextUtils.isEmpty(packageName)) { 10500 return Collections.<IntentFilter>emptyList(); 10501 } 10502 synchronized (mPackages) { 10503 PackageParser.Package pkg = mPackages.get(packageName); 10504 if (pkg == null || pkg.activities == null) { 10505 return Collections.<IntentFilter>emptyList(); 10506 } 10507 final int count = pkg.activities.size(); 10508 ArrayList<IntentFilter> result = new ArrayList<>(); 10509 for (int n=0; n<count; n++) { 10510 PackageParser.Activity activity = pkg.activities.get(n); 10511 if (activity.intents != null && activity.intents.size() > 0) { 10512 result.addAll(activity.intents); 10513 } 10514 } 10515 return result; 10516 } 10517 } 10518 10519 @Override 10520 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10521 mContext.enforceCallingOrSelfPermission( 10522 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10523 10524 synchronized (mPackages) { 10525 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10526 if (packageName != null) { 10527 result |= updateIntentVerificationStatus(packageName, 10528 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10529 userId); 10530 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10531 packageName, userId); 10532 } 10533 return result; 10534 } 10535 } 10536 10537 @Override 10538 public String getDefaultBrowserPackageName(int userId) { 10539 synchronized (mPackages) { 10540 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10541 } 10542 } 10543 10544 /** 10545 * Get the "allow unknown sources" setting. 10546 * 10547 * @return the current "allow unknown sources" setting 10548 */ 10549 private int getUnknownSourcesSettings() { 10550 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10551 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10552 -1); 10553 } 10554 10555 @Override 10556 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10557 final int uid = Binder.getCallingUid(); 10558 // writer 10559 synchronized (mPackages) { 10560 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10561 if (targetPackageSetting == null) { 10562 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10563 } 10564 10565 PackageSetting installerPackageSetting; 10566 if (installerPackageName != null) { 10567 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10568 if (installerPackageSetting == null) { 10569 throw new IllegalArgumentException("Unknown installer package: " 10570 + installerPackageName); 10571 } 10572 } else { 10573 installerPackageSetting = null; 10574 } 10575 10576 Signature[] callerSignature; 10577 Object obj = mSettings.getUserIdLPr(uid); 10578 if (obj != null) { 10579 if (obj instanceof SharedUserSetting) { 10580 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10581 } else if (obj instanceof PackageSetting) { 10582 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10583 } else { 10584 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10585 } 10586 } else { 10587 throw new SecurityException("Unknown calling uid " + uid); 10588 } 10589 10590 // Verify: can't set installerPackageName to a package that is 10591 // not signed with the same cert as the caller. 10592 if (installerPackageSetting != null) { 10593 if (compareSignatures(callerSignature, 10594 installerPackageSetting.signatures.mSignatures) 10595 != PackageManager.SIGNATURE_MATCH) { 10596 throw new SecurityException( 10597 "Caller does not have same cert as new installer package " 10598 + installerPackageName); 10599 } 10600 } 10601 10602 // Verify: if target already has an installer package, it must 10603 // be signed with the same cert as the caller. 10604 if (targetPackageSetting.installerPackageName != null) { 10605 PackageSetting setting = mSettings.mPackages.get( 10606 targetPackageSetting.installerPackageName); 10607 // If the currently set package isn't valid, then it's always 10608 // okay to change it. 10609 if (setting != null) { 10610 if (compareSignatures(callerSignature, 10611 setting.signatures.mSignatures) 10612 != PackageManager.SIGNATURE_MATCH) { 10613 throw new SecurityException( 10614 "Caller does not have same cert as old installer package " 10615 + targetPackageSetting.installerPackageName); 10616 } 10617 } 10618 } 10619 10620 // Okay! 10621 targetPackageSetting.installerPackageName = installerPackageName; 10622 scheduleWriteSettingsLocked(); 10623 } 10624 } 10625 10626 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10627 // Queue up an async operation since the package installation may take a little while. 10628 mHandler.post(new Runnable() { 10629 public void run() { 10630 mHandler.removeCallbacks(this); 10631 // Result object to be returned 10632 PackageInstalledInfo res = new PackageInstalledInfo(); 10633 res.returnCode = currentStatus; 10634 res.uid = -1; 10635 res.pkg = null; 10636 res.removedInfo = new PackageRemovedInfo(); 10637 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10638 args.doPreInstall(res.returnCode); 10639 synchronized (mInstallLock) { 10640 installPackageTracedLI(args, res); 10641 } 10642 args.doPostInstall(res.returnCode, res.uid); 10643 } 10644 10645 // A restore should be performed at this point if (a) the install 10646 // succeeded, (b) the operation is not an update, and (c) the new 10647 // package has not opted out of backup participation. 10648 final boolean update = res.removedInfo.removedPackage != null; 10649 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10650 boolean doRestore = !update 10651 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10652 10653 // Set up the post-install work request bookkeeping. This will be used 10654 // and cleaned up by the post-install event handling regardless of whether 10655 // there's a restore pass performed. Token values are >= 1. 10656 int token; 10657 if (mNextInstallToken < 0) mNextInstallToken = 1; 10658 token = mNextInstallToken++; 10659 10660 PostInstallData data = new PostInstallData(args, res); 10661 mRunningInstalls.put(token, data); 10662 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10663 10664 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10665 // Pass responsibility to the Backup Manager. It will perform a 10666 // restore if appropriate, then pass responsibility back to the 10667 // Package Manager to run the post-install observer callbacks 10668 // and broadcasts. 10669 IBackupManager bm = IBackupManager.Stub.asInterface( 10670 ServiceManager.getService(Context.BACKUP_SERVICE)); 10671 if (bm != null) { 10672 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10673 + " to BM for possible restore"); 10674 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10675 try { 10676 // TODO: http://b/22388012 10677 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10678 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10679 } else { 10680 doRestore = false; 10681 } 10682 } catch (RemoteException e) { 10683 // can't happen; the backup manager is local 10684 } catch (Exception e) { 10685 Slog.e(TAG, "Exception trying to enqueue restore", e); 10686 doRestore = false; 10687 } 10688 } else { 10689 Slog.e(TAG, "Backup Manager not found!"); 10690 doRestore = false; 10691 } 10692 } 10693 10694 if (!doRestore) { 10695 // No restore possible, or the Backup Manager was mysteriously not 10696 // available -- just fire the post-install work request directly. 10697 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10698 10699 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10700 10701 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10702 mHandler.sendMessage(msg); 10703 } 10704 } 10705 }); 10706 } 10707 10708 private abstract class HandlerParams { 10709 private static final int MAX_RETRIES = 4; 10710 10711 /** 10712 * Number of times startCopy() has been attempted and had a non-fatal 10713 * error. 10714 */ 10715 private int mRetries = 0; 10716 10717 /** User handle for the user requesting the information or installation. */ 10718 private final UserHandle mUser; 10719 String traceMethod; 10720 int traceCookie; 10721 10722 HandlerParams(UserHandle user) { 10723 mUser = user; 10724 } 10725 10726 UserHandle getUser() { 10727 return mUser; 10728 } 10729 10730 HandlerParams setTraceMethod(String traceMethod) { 10731 this.traceMethod = traceMethod; 10732 return this; 10733 } 10734 10735 HandlerParams setTraceCookie(int traceCookie) { 10736 this.traceCookie = traceCookie; 10737 return this; 10738 } 10739 10740 final boolean startCopy() { 10741 boolean res; 10742 try { 10743 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10744 10745 if (++mRetries > MAX_RETRIES) { 10746 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10747 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10748 handleServiceError(); 10749 return false; 10750 } else { 10751 handleStartCopy(); 10752 res = true; 10753 } 10754 } catch (RemoteException e) { 10755 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10756 mHandler.sendEmptyMessage(MCS_RECONNECT); 10757 res = false; 10758 } 10759 handleReturnCode(); 10760 return res; 10761 } 10762 10763 final void serviceError() { 10764 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10765 handleServiceError(); 10766 handleReturnCode(); 10767 } 10768 10769 abstract void handleStartCopy() throws RemoteException; 10770 abstract void handleServiceError(); 10771 abstract void handleReturnCode(); 10772 } 10773 10774 class MeasureParams extends HandlerParams { 10775 private final PackageStats mStats; 10776 private boolean mSuccess; 10777 10778 private final IPackageStatsObserver mObserver; 10779 10780 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10781 super(new UserHandle(stats.userHandle)); 10782 mObserver = observer; 10783 mStats = stats; 10784 } 10785 10786 @Override 10787 public String toString() { 10788 return "MeasureParams{" 10789 + Integer.toHexString(System.identityHashCode(this)) 10790 + " " + mStats.packageName + "}"; 10791 } 10792 10793 @Override 10794 void handleStartCopy() throws RemoteException { 10795 synchronized (mInstallLock) { 10796 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10797 } 10798 10799 if (mSuccess) { 10800 final boolean mounted; 10801 if (Environment.isExternalStorageEmulated()) { 10802 mounted = true; 10803 } else { 10804 final String status = Environment.getExternalStorageState(); 10805 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10806 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10807 } 10808 10809 if (mounted) { 10810 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10811 10812 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10813 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10814 10815 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10816 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10817 10818 // Always subtract cache size, since it's a subdirectory 10819 mStats.externalDataSize -= mStats.externalCacheSize; 10820 10821 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10822 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10823 10824 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10825 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10826 } 10827 } 10828 } 10829 10830 @Override 10831 void handleReturnCode() { 10832 if (mObserver != null) { 10833 try { 10834 mObserver.onGetStatsCompleted(mStats, mSuccess); 10835 } catch (RemoteException e) { 10836 Slog.i(TAG, "Observer no longer exists."); 10837 } 10838 } 10839 } 10840 10841 @Override 10842 void handleServiceError() { 10843 Slog.e(TAG, "Could not measure application " + mStats.packageName 10844 + " external storage"); 10845 } 10846 } 10847 10848 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10849 throws RemoteException { 10850 long result = 0; 10851 for (File path : paths) { 10852 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10853 } 10854 return result; 10855 } 10856 10857 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10858 for (File path : paths) { 10859 try { 10860 mcs.clearDirectory(path.getAbsolutePath()); 10861 } catch (RemoteException e) { 10862 } 10863 } 10864 } 10865 10866 static class OriginInfo { 10867 /** 10868 * Location where install is coming from, before it has been 10869 * copied/renamed into place. This could be a single monolithic APK 10870 * file, or a cluster directory. This location may be untrusted. 10871 */ 10872 final File file; 10873 final String cid; 10874 10875 /** 10876 * Flag indicating that {@link #file} or {@link #cid} has already been 10877 * staged, meaning downstream users don't need to defensively copy the 10878 * contents. 10879 */ 10880 final boolean staged; 10881 10882 /** 10883 * Flag indicating that {@link #file} or {@link #cid} is an already 10884 * installed app that is being moved. 10885 */ 10886 final boolean existing; 10887 10888 final String resolvedPath; 10889 final File resolvedFile; 10890 10891 static OriginInfo fromNothing() { 10892 return new OriginInfo(null, null, false, false); 10893 } 10894 10895 static OriginInfo fromUntrustedFile(File file) { 10896 return new OriginInfo(file, null, false, false); 10897 } 10898 10899 static OriginInfo fromExistingFile(File file) { 10900 return new OriginInfo(file, null, false, true); 10901 } 10902 10903 static OriginInfo fromStagedFile(File file) { 10904 return new OriginInfo(file, null, true, false); 10905 } 10906 10907 static OriginInfo fromStagedContainer(String cid) { 10908 return new OriginInfo(null, cid, true, false); 10909 } 10910 10911 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10912 this.file = file; 10913 this.cid = cid; 10914 this.staged = staged; 10915 this.existing = existing; 10916 10917 if (cid != null) { 10918 resolvedPath = PackageHelper.getSdDir(cid); 10919 resolvedFile = new File(resolvedPath); 10920 } else if (file != null) { 10921 resolvedPath = file.getAbsolutePath(); 10922 resolvedFile = file; 10923 } else { 10924 resolvedPath = null; 10925 resolvedFile = null; 10926 } 10927 } 10928 } 10929 10930 static class MoveInfo { 10931 final int moveId; 10932 final String fromUuid; 10933 final String toUuid; 10934 final String packageName; 10935 final String dataAppName; 10936 final int appId; 10937 final String seinfo; 10938 10939 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10940 String dataAppName, int appId, String seinfo) { 10941 this.moveId = moveId; 10942 this.fromUuid = fromUuid; 10943 this.toUuid = toUuid; 10944 this.packageName = packageName; 10945 this.dataAppName = dataAppName; 10946 this.appId = appId; 10947 this.seinfo = seinfo; 10948 } 10949 } 10950 10951 class InstallParams extends HandlerParams { 10952 final OriginInfo origin; 10953 final MoveInfo move; 10954 final IPackageInstallObserver2 observer; 10955 int installFlags; 10956 final String installerPackageName; 10957 final String volumeUuid; 10958 final VerificationParams verificationParams; 10959 private InstallArgs mArgs; 10960 private int mRet; 10961 final String packageAbiOverride; 10962 final String[] grantedRuntimePermissions; 10963 10964 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10965 int installFlags, String installerPackageName, String volumeUuid, 10966 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10967 String[] grantedPermissions) { 10968 super(user); 10969 this.origin = origin; 10970 this.move = move; 10971 this.observer = observer; 10972 this.installFlags = installFlags; 10973 this.installerPackageName = installerPackageName; 10974 this.volumeUuid = volumeUuid; 10975 this.verificationParams = verificationParams; 10976 this.packageAbiOverride = packageAbiOverride; 10977 this.grantedRuntimePermissions = grantedPermissions; 10978 } 10979 10980 @Override 10981 public String toString() { 10982 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10983 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10984 } 10985 10986 public ManifestDigest getManifestDigest() { 10987 if (verificationParams == null) { 10988 return null; 10989 } 10990 return verificationParams.getManifestDigest(); 10991 } 10992 10993 private int installLocationPolicy(PackageInfoLite pkgLite) { 10994 String packageName = pkgLite.packageName; 10995 int installLocation = pkgLite.installLocation; 10996 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10997 // reader 10998 synchronized (mPackages) { 10999 PackageParser.Package pkg = mPackages.get(packageName); 11000 if (pkg != null) { 11001 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11002 // Check for downgrading. 11003 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 11004 try { 11005 checkDowngrade(pkg, pkgLite); 11006 } catch (PackageManagerException e) { 11007 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11008 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11009 } 11010 } 11011 // Check for updated system application. 11012 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11013 if (onSd) { 11014 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11015 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11016 } 11017 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11018 } else { 11019 if (onSd) { 11020 // Install flag overrides everything. 11021 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11022 } 11023 // If current upgrade specifies particular preference 11024 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11025 // Application explicitly specified internal. 11026 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11027 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11028 // App explictly prefers external. Let policy decide 11029 } else { 11030 // Prefer previous location 11031 if (isExternal(pkg)) { 11032 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11033 } 11034 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11035 } 11036 } 11037 } else { 11038 // Invalid install. Return error code 11039 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11040 } 11041 } 11042 } 11043 // All the special cases have been taken care of. 11044 // Return result based on recommended install location. 11045 if (onSd) { 11046 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11047 } 11048 return pkgLite.recommendedInstallLocation; 11049 } 11050 11051 /* 11052 * Invoke remote method to get package information and install 11053 * location values. Override install location based on default 11054 * policy if needed and then create install arguments based 11055 * on the install location. 11056 */ 11057 public void handleStartCopy() throws RemoteException { 11058 int ret = PackageManager.INSTALL_SUCCEEDED; 11059 11060 // If we're already staged, we've firmly committed to an install location 11061 if (origin.staged) { 11062 if (origin.file != null) { 11063 installFlags |= PackageManager.INSTALL_INTERNAL; 11064 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11065 } else if (origin.cid != null) { 11066 installFlags |= PackageManager.INSTALL_EXTERNAL; 11067 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11068 } else { 11069 throw new IllegalStateException("Invalid stage location"); 11070 } 11071 } 11072 11073 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11074 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11075 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11076 PackageInfoLite pkgLite = null; 11077 11078 if (onInt && onSd) { 11079 // Check if both bits are set. 11080 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11081 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11082 } else if (onSd && ephemeral) { 11083 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11084 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11085 } else { 11086 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11087 packageAbiOverride); 11088 11089 if (DEBUG_EPHEMERAL && ephemeral) { 11090 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11091 } 11092 11093 /* 11094 * If we have too little free space, try to free cache 11095 * before giving up. 11096 */ 11097 if (!origin.staged && pkgLite.recommendedInstallLocation 11098 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11099 // TODO: focus freeing disk space on the target device 11100 final StorageManager storage = StorageManager.from(mContext); 11101 final long lowThreshold = storage.getStorageLowBytes( 11102 Environment.getDataDirectory()); 11103 11104 final long sizeBytes = mContainerService.calculateInstalledSize( 11105 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11106 11107 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 11108 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11109 installFlags, packageAbiOverride); 11110 } 11111 11112 /* 11113 * The cache free must have deleted the file we 11114 * downloaded to install. 11115 * 11116 * TODO: fix the "freeCache" call to not delete 11117 * the file we care about. 11118 */ 11119 if (pkgLite.recommendedInstallLocation 11120 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11121 pkgLite.recommendedInstallLocation 11122 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11123 } 11124 } 11125 } 11126 11127 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11128 int loc = pkgLite.recommendedInstallLocation; 11129 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11130 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11131 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11132 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11133 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11134 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11135 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11136 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11137 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11138 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11139 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11140 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11141 } else { 11142 // Override with defaults if needed. 11143 loc = installLocationPolicy(pkgLite); 11144 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11145 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11146 } else if (!onSd && !onInt) { 11147 // Override install location with flags 11148 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11149 // Set the flag to install on external media. 11150 installFlags |= PackageManager.INSTALL_EXTERNAL; 11151 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11152 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11153 if (DEBUG_EPHEMERAL) { 11154 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11155 } 11156 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11157 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11158 |PackageManager.INSTALL_INTERNAL); 11159 } else { 11160 // Make sure the flag for installing on external 11161 // media is unset 11162 installFlags |= PackageManager.INSTALL_INTERNAL; 11163 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11164 } 11165 } 11166 } 11167 } 11168 11169 final InstallArgs args = createInstallArgs(this); 11170 mArgs = args; 11171 11172 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11173 // TODO: http://b/22976637 11174 // Apps installed for "all" users use the device owner to verify the app 11175 UserHandle verifierUser = getUser(); 11176 if (verifierUser == UserHandle.ALL) { 11177 verifierUser = UserHandle.SYSTEM; 11178 } 11179 11180 /* 11181 * Determine if we have any installed package verifiers. If we 11182 * do, then we'll defer to them to verify the packages. 11183 */ 11184 final int requiredUid = mRequiredVerifierPackage == null ? -1 11185 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 11186 if (!origin.existing && requiredUid != -1 11187 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11188 final Intent verification = new Intent( 11189 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11190 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11191 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11192 PACKAGE_MIME_TYPE); 11193 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11194 11195 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11196 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 11197 verifierUser.getIdentifier()); 11198 11199 if (DEBUG_VERIFY) { 11200 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11201 + verification.toString() + " with " + pkgLite.verifiers.length 11202 + " optional verifiers"); 11203 } 11204 11205 final int verificationId = mPendingVerificationToken++; 11206 11207 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11208 11209 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11210 installerPackageName); 11211 11212 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11213 installFlags); 11214 11215 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11216 pkgLite.packageName); 11217 11218 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11219 pkgLite.versionCode); 11220 11221 if (verificationParams != null) { 11222 if (verificationParams.getVerificationURI() != null) { 11223 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11224 verificationParams.getVerificationURI()); 11225 } 11226 if (verificationParams.getOriginatingURI() != null) { 11227 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11228 verificationParams.getOriginatingURI()); 11229 } 11230 if (verificationParams.getReferrer() != null) { 11231 verification.putExtra(Intent.EXTRA_REFERRER, 11232 verificationParams.getReferrer()); 11233 } 11234 if (verificationParams.getOriginatingUid() >= 0) { 11235 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11236 verificationParams.getOriginatingUid()); 11237 } 11238 if (verificationParams.getInstallerUid() >= 0) { 11239 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11240 verificationParams.getInstallerUid()); 11241 } 11242 } 11243 11244 final PackageVerificationState verificationState = new PackageVerificationState( 11245 requiredUid, args); 11246 11247 mPendingVerification.append(verificationId, verificationState); 11248 11249 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11250 receivers, verificationState); 11251 11252 /* 11253 * If any sufficient verifiers were listed in the package 11254 * manifest, attempt to ask them. 11255 */ 11256 if (sufficientVerifiers != null) { 11257 final int N = sufficientVerifiers.size(); 11258 if (N == 0) { 11259 Slog.i(TAG, "Additional verifiers required, but none installed."); 11260 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11261 } else { 11262 for (int i = 0; i < N; i++) { 11263 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11264 11265 final Intent sufficientIntent = new Intent(verification); 11266 sufficientIntent.setComponent(verifierComponent); 11267 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11268 } 11269 } 11270 } 11271 11272 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11273 mRequiredVerifierPackage, receivers); 11274 if (ret == PackageManager.INSTALL_SUCCEEDED 11275 && mRequiredVerifierPackage != null) { 11276 Trace.asyncTraceBegin( 11277 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11278 /* 11279 * Send the intent to the required verification agent, 11280 * but only start the verification timeout after the 11281 * target BroadcastReceivers have run. 11282 */ 11283 verification.setComponent(requiredVerifierComponent); 11284 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11285 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11286 new BroadcastReceiver() { 11287 @Override 11288 public void onReceive(Context context, Intent intent) { 11289 final Message msg = mHandler 11290 .obtainMessage(CHECK_PENDING_VERIFICATION); 11291 msg.arg1 = verificationId; 11292 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11293 } 11294 }, null, 0, null, null); 11295 11296 /* 11297 * We don't want the copy to proceed until verification 11298 * succeeds, so null out this field. 11299 */ 11300 mArgs = null; 11301 } 11302 } else { 11303 /* 11304 * No package verification is enabled, so immediately start 11305 * the remote call to initiate copy using temporary file. 11306 */ 11307 ret = args.copyApk(mContainerService, true); 11308 } 11309 } 11310 11311 mRet = ret; 11312 } 11313 11314 @Override 11315 void handleReturnCode() { 11316 // If mArgs is null, then MCS couldn't be reached. When it 11317 // reconnects, it will try again to install. At that point, this 11318 // will succeed. 11319 if (mArgs != null) { 11320 processPendingInstall(mArgs, mRet); 11321 } 11322 } 11323 11324 @Override 11325 void handleServiceError() { 11326 mArgs = createInstallArgs(this); 11327 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11328 } 11329 11330 public boolean isForwardLocked() { 11331 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11332 } 11333 } 11334 11335 /** 11336 * Used during creation of InstallArgs 11337 * 11338 * @param installFlags package installation flags 11339 * @return true if should be installed on external storage 11340 */ 11341 private static boolean installOnExternalAsec(int installFlags) { 11342 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11343 return false; 11344 } 11345 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11346 return true; 11347 } 11348 return false; 11349 } 11350 11351 /** 11352 * Used during creation of InstallArgs 11353 * 11354 * @param installFlags package installation flags 11355 * @return true if should be installed as forward locked 11356 */ 11357 private static boolean installForwardLocked(int installFlags) { 11358 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11359 } 11360 11361 private InstallArgs createInstallArgs(InstallParams params) { 11362 if (params.move != null) { 11363 return new MoveInstallArgs(params); 11364 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11365 return new AsecInstallArgs(params); 11366 } else { 11367 return new FileInstallArgs(params); 11368 } 11369 } 11370 11371 /** 11372 * Create args that describe an existing installed package. Typically used 11373 * when cleaning up old installs, or used as a move source. 11374 */ 11375 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11376 String resourcePath, String[] instructionSets) { 11377 final boolean isInAsec; 11378 if (installOnExternalAsec(installFlags)) { 11379 /* Apps on SD card are always in ASEC containers. */ 11380 isInAsec = true; 11381 } else if (installForwardLocked(installFlags) 11382 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11383 /* 11384 * Forward-locked apps are only in ASEC containers if they're the 11385 * new style 11386 */ 11387 isInAsec = true; 11388 } else { 11389 isInAsec = false; 11390 } 11391 11392 if (isInAsec) { 11393 return new AsecInstallArgs(codePath, instructionSets, 11394 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11395 } else { 11396 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11397 } 11398 } 11399 11400 static abstract class InstallArgs { 11401 /** @see InstallParams#origin */ 11402 final OriginInfo origin; 11403 /** @see InstallParams#move */ 11404 final MoveInfo move; 11405 11406 final IPackageInstallObserver2 observer; 11407 // Always refers to PackageManager flags only 11408 final int installFlags; 11409 final String installerPackageName; 11410 final String volumeUuid; 11411 final ManifestDigest manifestDigest; 11412 final UserHandle user; 11413 final String abiOverride; 11414 final String[] installGrantPermissions; 11415 /** If non-null, drop an async trace when the install completes */ 11416 final String traceMethod; 11417 final int traceCookie; 11418 11419 // The list of instruction sets supported by this app. This is currently 11420 // only used during the rmdex() phase to clean up resources. We can get rid of this 11421 // if we move dex files under the common app path. 11422 /* nullable */ String[] instructionSets; 11423 11424 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11425 int installFlags, String installerPackageName, String volumeUuid, 11426 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 11427 String abiOverride, String[] installGrantPermissions, 11428 String traceMethod, int traceCookie) { 11429 this.origin = origin; 11430 this.move = move; 11431 this.installFlags = installFlags; 11432 this.observer = observer; 11433 this.installerPackageName = installerPackageName; 11434 this.volumeUuid = volumeUuid; 11435 this.manifestDigest = manifestDigest; 11436 this.user = user; 11437 this.instructionSets = instructionSets; 11438 this.abiOverride = abiOverride; 11439 this.installGrantPermissions = installGrantPermissions; 11440 this.traceMethod = traceMethod; 11441 this.traceCookie = traceCookie; 11442 } 11443 11444 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11445 abstract int doPreInstall(int status); 11446 11447 /** 11448 * Rename package into final resting place. All paths on the given 11449 * scanned package should be updated to reflect the rename. 11450 */ 11451 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11452 abstract int doPostInstall(int status, int uid); 11453 11454 /** @see PackageSettingBase#codePathString */ 11455 abstract String getCodePath(); 11456 /** @see PackageSettingBase#resourcePathString */ 11457 abstract String getResourcePath(); 11458 11459 // Need installer lock especially for dex file removal. 11460 abstract void cleanUpResourcesLI(); 11461 abstract boolean doPostDeleteLI(boolean delete); 11462 11463 /** 11464 * Called before the source arguments are copied. This is used mostly 11465 * for MoveParams when it needs to read the source file to put it in the 11466 * destination. 11467 */ 11468 int doPreCopy() { 11469 return PackageManager.INSTALL_SUCCEEDED; 11470 } 11471 11472 /** 11473 * Called after the source arguments are copied. This is used mostly for 11474 * MoveParams when it needs to read the source file to put it in the 11475 * destination. 11476 * 11477 * @return 11478 */ 11479 int doPostCopy(int uid) { 11480 return PackageManager.INSTALL_SUCCEEDED; 11481 } 11482 11483 protected boolean isFwdLocked() { 11484 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11485 } 11486 11487 protected boolean isExternalAsec() { 11488 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11489 } 11490 11491 protected boolean isEphemeral() { 11492 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11493 } 11494 11495 UserHandle getUser() { 11496 return user; 11497 } 11498 } 11499 11500 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11501 if (!allCodePaths.isEmpty()) { 11502 if (instructionSets == null) { 11503 throw new IllegalStateException("instructionSet == null"); 11504 } 11505 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11506 for (String codePath : allCodePaths) { 11507 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11508 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11509 if (retCode < 0) { 11510 Slog.w(TAG, "Couldn't remove dex file for package: " 11511 + " at location " + codePath + ", retcode=" + retCode); 11512 // we don't consider this to be a failure of the core package deletion 11513 } 11514 } 11515 } 11516 } 11517 } 11518 11519 /** 11520 * Logic to handle installation of non-ASEC applications, including copying 11521 * and renaming logic. 11522 */ 11523 class FileInstallArgs extends InstallArgs { 11524 private File codeFile; 11525 private File resourceFile; 11526 11527 // Example topology: 11528 // /data/app/com.example/base.apk 11529 // /data/app/com.example/split_foo.apk 11530 // /data/app/com.example/lib/arm/libfoo.so 11531 // /data/app/com.example/lib/arm64/libfoo.so 11532 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11533 11534 /** New install */ 11535 FileInstallArgs(InstallParams params) { 11536 super(params.origin, params.move, params.observer, params.installFlags, 11537 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11538 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11539 params.grantedRuntimePermissions, 11540 params.traceMethod, params.traceCookie); 11541 if (isFwdLocked()) { 11542 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11543 } 11544 } 11545 11546 /** Existing install */ 11547 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11548 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11549 null, null, null, 0); 11550 this.codeFile = (codePath != null) ? new File(codePath) : null; 11551 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11552 } 11553 11554 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11555 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11556 try { 11557 return doCopyApk(imcs, temp); 11558 } finally { 11559 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11560 } 11561 } 11562 11563 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11564 if (origin.staged) { 11565 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11566 codeFile = origin.file; 11567 resourceFile = origin.file; 11568 return PackageManager.INSTALL_SUCCEEDED; 11569 } 11570 11571 try { 11572 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11573 final File tempDir = 11574 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11575 codeFile = tempDir; 11576 resourceFile = tempDir; 11577 } catch (IOException e) { 11578 Slog.w(TAG, "Failed to create copy file: " + e); 11579 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11580 } 11581 11582 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11583 @Override 11584 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11585 if (!FileUtils.isValidExtFilename(name)) { 11586 throw new IllegalArgumentException("Invalid filename: " + name); 11587 } 11588 try { 11589 final File file = new File(codeFile, name); 11590 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11591 O_RDWR | O_CREAT, 0644); 11592 Os.chmod(file.getAbsolutePath(), 0644); 11593 return new ParcelFileDescriptor(fd); 11594 } catch (ErrnoException e) { 11595 throw new RemoteException("Failed to open: " + e.getMessage()); 11596 } 11597 } 11598 }; 11599 11600 int ret = PackageManager.INSTALL_SUCCEEDED; 11601 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11602 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11603 Slog.e(TAG, "Failed to copy package"); 11604 return ret; 11605 } 11606 11607 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11608 NativeLibraryHelper.Handle handle = null; 11609 try { 11610 handle = NativeLibraryHelper.Handle.create(codeFile); 11611 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11612 abiOverride); 11613 } catch (IOException e) { 11614 Slog.e(TAG, "Copying native libraries failed", e); 11615 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11616 } finally { 11617 IoUtils.closeQuietly(handle); 11618 } 11619 11620 return ret; 11621 } 11622 11623 int doPreInstall(int status) { 11624 if (status != PackageManager.INSTALL_SUCCEEDED) { 11625 cleanUp(); 11626 } 11627 return status; 11628 } 11629 11630 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11631 if (status != PackageManager.INSTALL_SUCCEEDED) { 11632 cleanUp(); 11633 return false; 11634 } 11635 11636 final File targetDir = codeFile.getParentFile(); 11637 final File beforeCodeFile = codeFile; 11638 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11639 11640 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11641 try { 11642 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11643 } catch (ErrnoException e) { 11644 Slog.w(TAG, "Failed to rename", e); 11645 return false; 11646 } 11647 11648 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11649 Slog.w(TAG, "Failed to restorecon"); 11650 return false; 11651 } 11652 11653 // Reflect the rename internally 11654 codeFile = afterCodeFile; 11655 resourceFile = afterCodeFile; 11656 11657 // Reflect the rename in scanned details 11658 pkg.codePath = afterCodeFile.getAbsolutePath(); 11659 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11660 pkg.baseCodePath); 11661 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11662 pkg.splitCodePaths); 11663 11664 // Reflect the rename in app info 11665 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11666 pkg.applicationInfo.setCodePath(pkg.codePath); 11667 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11668 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11669 pkg.applicationInfo.setResourcePath(pkg.codePath); 11670 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11671 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11672 11673 return true; 11674 } 11675 11676 int doPostInstall(int status, int uid) { 11677 if (status != PackageManager.INSTALL_SUCCEEDED) { 11678 cleanUp(); 11679 } 11680 return status; 11681 } 11682 11683 @Override 11684 String getCodePath() { 11685 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11686 } 11687 11688 @Override 11689 String getResourcePath() { 11690 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11691 } 11692 11693 private boolean cleanUp() { 11694 if (codeFile == null || !codeFile.exists()) { 11695 return false; 11696 } 11697 11698 if (codeFile.isDirectory()) { 11699 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11700 } else { 11701 codeFile.delete(); 11702 } 11703 11704 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11705 resourceFile.delete(); 11706 } 11707 11708 return true; 11709 } 11710 11711 void cleanUpResourcesLI() { 11712 // Try enumerating all code paths before deleting 11713 List<String> allCodePaths = Collections.EMPTY_LIST; 11714 if (codeFile != null && codeFile.exists()) { 11715 try { 11716 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11717 allCodePaths = pkg.getAllCodePaths(); 11718 } catch (PackageParserException e) { 11719 // Ignored; we tried our best 11720 } 11721 } 11722 11723 cleanUp(); 11724 removeDexFiles(allCodePaths, instructionSets); 11725 } 11726 11727 boolean doPostDeleteLI(boolean delete) { 11728 // XXX err, shouldn't we respect the delete flag? 11729 cleanUpResourcesLI(); 11730 return true; 11731 } 11732 } 11733 11734 private boolean isAsecExternal(String cid) { 11735 final String asecPath = PackageHelper.getSdFilesystem(cid); 11736 return !asecPath.startsWith(mAsecInternalPath); 11737 } 11738 11739 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11740 PackageManagerException { 11741 if (copyRet < 0) { 11742 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11743 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11744 throw new PackageManagerException(copyRet, message); 11745 } 11746 } 11747 } 11748 11749 /** 11750 * Extract the MountService "container ID" from the full code path of an 11751 * .apk. 11752 */ 11753 static String cidFromCodePath(String fullCodePath) { 11754 int eidx = fullCodePath.lastIndexOf("/"); 11755 String subStr1 = fullCodePath.substring(0, eidx); 11756 int sidx = subStr1.lastIndexOf("/"); 11757 return subStr1.substring(sidx+1, eidx); 11758 } 11759 11760 /** 11761 * Logic to handle installation of ASEC applications, including copying and 11762 * renaming logic. 11763 */ 11764 class AsecInstallArgs extends InstallArgs { 11765 static final String RES_FILE_NAME = "pkg.apk"; 11766 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11767 11768 String cid; 11769 String packagePath; 11770 String resourcePath; 11771 11772 /** New install */ 11773 AsecInstallArgs(InstallParams params) { 11774 super(params.origin, params.move, params.observer, params.installFlags, 11775 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11776 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11777 params.grantedRuntimePermissions, 11778 params.traceMethod, params.traceCookie); 11779 } 11780 11781 /** Existing install */ 11782 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11783 boolean isExternal, boolean isForwardLocked) { 11784 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11785 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11786 instructionSets, null, null, null, 0); 11787 // Hackily pretend we're still looking at a full code path 11788 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11789 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11790 } 11791 11792 // Extract cid from fullCodePath 11793 int eidx = fullCodePath.lastIndexOf("/"); 11794 String subStr1 = fullCodePath.substring(0, eidx); 11795 int sidx = subStr1.lastIndexOf("/"); 11796 cid = subStr1.substring(sidx+1, eidx); 11797 setMountPath(subStr1); 11798 } 11799 11800 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11801 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11802 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11803 instructionSets, null, null, null, 0); 11804 this.cid = cid; 11805 setMountPath(PackageHelper.getSdDir(cid)); 11806 } 11807 11808 void createCopyFile() { 11809 cid = mInstallerService.allocateExternalStageCidLegacy(); 11810 } 11811 11812 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11813 if (origin.staged && origin.cid != null) { 11814 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11815 cid = origin.cid; 11816 setMountPath(PackageHelper.getSdDir(cid)); 11817 return PackageManager.INSTALL_SUCCEEDED; 11818 } 11819 11820 if (temp) { 11821 createCopyFile(); 11822 } else { 11823 /* 11824 * Pre-emptively destroy the container since it's destroyed if 11825 * copying fails due to it existing anyway. 11826 */ 11827 PackageHelper.destroySdDir(cid); 11828 } 11829 11830 final String newMountPath = imcs.copyPackageToContainer( 11831 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11832 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11833 11834 if (newMountPath != null) { 11835 setMountPath(newMountPath); 11836 return PackageManager.INSTALL_SUCCEEDED; 11837 } else { 11838 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11839 } 11840 } 11841 11842 @Override 11843 String getCodePath() { 11844 return packagePath; 11845 } 11846 11847 @Override 11848 String getResourcePath() { 11849 return resourcePath; 11850 } 11851 11852 int doPreInstall(int status) { 11853 if (status != PackageManager.INSTALL_SUCCEEDED) { 11854 // Destroy container 11855 PackageHelper.destroySdDir(cid); 11856 } else { 11857 boolean mounted = PackageHelper.isContainerMounted(cid); 11858 if (!mounted) { 11859 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11860 Process.SYSTEM_UID); 11861 if (newMountPath != null) { 11862 setMountPath(newMountPath); 11863 } else { 11864 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11865 } 11866 } 11867 } 11868 return status; 11869 } 11870 11871 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11872 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11873 String newMountPath = null; 11874 if (PackageHelper.isContainerMounted(cid)) { 11875 // Unmount the container 11876 if (!PackageHelper.unMountSdDir(cid)) { 11877 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11878 return false; 11879 } 11880 } 11881 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11882 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11883 " which might be stale. Will try to clean up."); 11884 // Clean up the stale container and proceed to recreate. 11885 if (!PackageHelper.destroySdDir(newCacheId)) { 11886 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11887 return false; 11888 } 11889 // Successfully cleaned up stale container. Try to rename again. 11890 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11891 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11892 + " inspite of cleaning it up."); 11893 return false; 11894 } 11895 } 11896 if (!PackageHelper.isContainerMounted(newCacheId)) { 11897 Slog.w(TAG, "Mounting container " + newCacheId); 11898 newMountPath = PackageHelper.mountSdDir(newCacheId, 11899 getEncryptKey(), Process.SYSTEM_UID); 11900 } else { 11901 newMountPath = PackageHelper.getSdDir(newCacheId); 11902 } 11903 if (newMountPath == null) { 11904 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11905 return false; 11906 } 11907 Log.i(TAG, "Succesfully renamed " + cid + 11908 " to " + newCacheId + 11909 " at new path: " + newMountPath); 11910 cid = newCacheId; 11911 11912 final File beforeCodeFile = new File(packagePath); 11913 setMountPath(newMountPath); 11914 final File afterCodeFile = new File(packagePath); 11915 11916 // Reflect the rename in scanned details 11917 pkg.codePath = afterCodeFile.getAbsolutePath(); 11918 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11919 pkg.baseCodePath); 11920 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11921 pkg.splitCodePaths); 11922 11923 // Reflect the rename in app info 11924 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11925 pkg.applicationInfo.setCodePath(pkg.codePath); 11926 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11927 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11928 pkg.applicationInfo.setResourcePath(pkg.codePath); 11929 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11930 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11931 11932 return true; 11933 } 11934 11935 private void setMountPath(String mountPath) { 11936 final File mountFile = new File(mountPath); 11937 11938 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11939 if (monolithicFile.exists()) { 11940 packagePath = monolithicFile.getAbsolutePath(); 11941 if (isFwdLocked()) { 11942 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11943 } else { 11944 resourcePath = packagePath; 11945 } 11946 } else { 11947 packagePath = mountFile.getAbsolutePath(); 11948 resourcePath = packagePath; 11949 } 11950 } 11951 11952 int doPostInstall(int status, int uid) { 11953 if (status != PackageManager.INSTALL_SUCCEEDED) { 11954 cleanUp(); 11955 } else { 11956 final int groupOwner; 11957 final String protectedFile; 11958 if (isFwdLocked()) { 11959 groupOwner = UserHandle.getSharedAppGid(uid); 11960 protectedFile = RES_FILE_NAME; 11961 } else { 11962 groupOwner = -1; 11963 protectedFile = null; 11964 } 11965 11966 if (uid < Process.FIRST_APPLICATION_UID 11967 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11968 Slog.e(TAG, "Failed to finalize " + cid); 11969 PackageHelper.destroySdDir(cid); 11970 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11971 } 11972 11973 boolean mounted = PackageHelper.isContainerMounted(cid); 11974 if (!mounted) { 11975 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11976 } 11977 } 11978 return status; 11979 } 11980 11981 private void cleanUp() { 11982 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11983 11984 // Destroy secure container 11985 PackageHelper.destroySdDir(cid); 11986 } 11987 11988 private List<String> getAllCodePaths() { 11989 final File codeFile = new File(getCodePath()); 11990 if (codeFile != null && codeFile.exists()) { 11991 try { 11992 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11993 return pkg.getAllCodePaths(); 11994 } catch (PackageParserException e) { 11995 // Ignored; we tried our best 11996 } 11997 } 11998 return Collections.EMPTY_LIST; 11999 } 12000 12001 void cleanUpResourcesLI() { 12002 // Enumerate all code paths before deleting 12003 cleanUpResourcesLI(getAllCodePaths()); 12004 } 12005 12006 private void cleanUpResourcesLI(List<String> allCodePaths) { 12007 cleanUp(); 12008 removeDexFiles(allCodePaths, instructionSets); 12009 } 12010 12011 String getPackageName() { 12012 return getAsecPackageName(cid); 12013 } 12014 12015 boolean doPostDeleteLI(boolean delete) { 12016 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12017 final List<String> allCodePaths = getAllCodePaths(); 12018 boolean mounted = PackageHelper.isContainerMounted(cid); 12019 if (mounted) { 12020 // Unmount first 12021 if (PackageHelper.unMountSdDir(cid)) { 12022 mounted = false; 12023 } 12024 } 12025 if (!mounted && delete) { 12026 cleanUpResourcesLI(allCodePaths); 12027 } 12028 return !mounted; 12029 } 12030 12031 @Override 12032 int doPreCopy() { 12033 if (isFwdLocked()) { 12034 if (!PackageHelper.fixSdPermissions(cid, 12035 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 12036 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12037 } 12038 } 12039 12040 return PackageManager.INSTALL_SUCCEEDED; 12041 } 12042 12043 @Override 12044 int doPostCopy(int uid) { 12045 if (isFwdLocked()) { 12046 if (uid < Process.FIRST_APPLICATION_UID 12047 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12048 RES_FILE_NAME)) { 12049 Slog.e(TAG, "Failed to finalize " + cid); 12050 PackageHelper.destroySdDir(cid); 12051 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12052 } 12053 } 12054 12055 return PackageManager.INSTALL_SUCCEEDED; 12056 } 12057 } 12058 12059 /** 12060 * Logic to handle movement of existing installed applications. 12061 */ 12062 class MoveInstallArgs extends InstallArgs { 12063 private File codeFile; 12064 private File resourceFile; 12065 12066 /** New install */ 12067 MoveInstallArgs(InstallParams params) { 12068 super(params.origin, params.move, params.observer, params.installFlags, 12069 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 12070 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12071 params.grantedRuntimePermissions, 12072 params.traceMethod, params.traceCookie); 12073 } 12074 12075 int copyApk(IMediaContainerService imcs, boolean temp) { 12076 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12077 + move.fromUuid + " to " + move.toUuid); 12078 synchronized (mInstaller) { 12079 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12080 move.dataAppName, move.appId, move.seinfo) != 0) { 12081 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12082 } 12083 } 12084 12085 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12086 resourceFile = codeFile; 12087 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12088 12089 return PackageManager.INSTALL_SUCCEEDED; 12090 } 12091 12092 int doPreInstall(int status) { 12093 if (status != PackageManager.INSTALL_SUCCEEDED) { 12094 cleanUp(move.toUuid); 12095 } 12096 return status; 12097 } 12098 12099 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12100 if (status != PackageManager.INSTALL_SUCCEEDED) { 12101 cleanUp(move.toUuid); 12102 return false; 12103 } 12104 12105 // Reflect the move in app info 12106 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12107 pkg.applicationInfo.setCodePath(pkg.codePath); 12108 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12109 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12110 pkg.applicationInfo.setResourcePath(pkg.codePath); 12111 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12112 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12113 12114 return true; 12115 } 12116 12117 int doPostInstall(int status, int uid) { 12118 if (status == PackageManager.INSTALL_SUCCEEDED) { 12119 cleanUp(move.fromUuid); 12120 } else { 12121 cleanUp(move.toUuid); 12122 } 12123 return status; 12124 } 12125 12126 @Override 12127 String getCodePath() { 12128 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12129 } 12130 12131 @Override 12132 String getResourcePath() { 12133 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12134 } 12135 12136 private boolean cleanUp(String volumeUuid) { 12137 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12138 move.dataAppName); 12139 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12140 synchronized (mInstallLock) { 12141 // Clean up both app data and code 12142 removeDataDirsLI(volumeUuid, move.packageName); 12143 if (codeFile.isDirectory()) { 12144 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 12145 } else { 12146 codeFile.delete(); 12147 } 12148 } 12149 return true; 12150 } 12151 12152 void cleanUpResourcesLI() { 12153 throw new UnsupportedOperationException(); 12154 } 12155 12156 boolean doPostDeleteLI(boolean delete) { 12157 throw new UnsupportedOperationException(); 12158 } 12159 } 12160 12161 static String getAsecPackageName(String packageCid) { 12162 int idx = packageCid.lastIndexOf("-"); 12163 if (idx == -1) { 12164 return packageCid; 12165 } 12166 return packageCid.substring(0, idx); 12167 } 12168 12169 // Utility method used to create code paths based on package name and available index. 12170 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12171 String idxStr = ""; 12172 int idx = 1; 12173 // Fall back to default value of idx=1 if prefix is not 12174 // part of oldCodePath 12175 if (oldCodePath != null) { 12176 String subStr = oldCodePath; 12177 // Drop the suffix right away 12178 if (suffix != null && subStr.endsWith(suffix)) { 12179 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12180 } 12181 // If oldCodePath already contains prefix find out the 12182 // ending index to either increment or decrement. 12183 int sidx = subStr.lastIndexOf(prefix); 12184 if (sidx != -1) { 12185 subStr = subStr.substring(sidx + prefix.length()); 12186 if (subStr != null) { 12187 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12188 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12189 } 12190 try { 12191 idx = Integer.parseInt(subStr); 12192 if (idx <= 1) { 12193 idx++; 12194 } else { 12195 idx--; 12196 } 12197 } catch(NumberFormatException e) { 12198 } 12199 } 12200 } 12201 } 12202 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12203 return prefix + idxStr; 12204 } 12205 12206 private File getNextCodePath(File targetDir, String packageName) { 12207 int suffix = 1; 12208 File result; 12209 do { 12210 result = new File(targetDir, packageName + "-" + suffix); 12211 suffix++; 12212 } while (result.exists()); 12213 return result; 12214 } 12215 12216 // Utility method that returns the relative package path with respect 12217 // to the installation directory. Like say for /data/data/com.test-1.apk 12218 // string com.test-1 is returned. 12219 static String deriveCodePathName(String codePath) { 12220 if (codePath == null) { 12221 return null; 12222 } 12223 final File codeFile = new File(codePath); 12224 final String name = codeFile.getName(); 12225 if (codeFile.isDirectory()) { 12226 return name; 12227 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12228 final int lastDot = name.lastIndexOf('.'); 12229 return name.substring(0, lastDot); 12230 } else { 12231 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12232 return null; 12233 } 12234 } 12235 12236 static class PackageInstalledInfo { 12237 String name; 12238 int uid; 12239 // The set of users that originally had this package installed. 12240 int[] origUsers; 12241 // The set of users that now have this package installed. 12242 int[] newUsers; 12243 PackageParser.Package pkg; 12244 int returnCode; 12245 String returnMsg; 12246 PackageRemovedInfo removedInfo; 12247 12248 public void setError(int code, String msg) { 12249 returnCode = code; 12250 returnMsg = msg; 12251 Slog.w(TAG, msg); 12252 } 12253 12254 public void setError(String msg, PackageParserException e) { 12255 returnCode = e.error; 12256 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12257 Slog.w(TAG, msg, e); 12258 } 12259 12260 public void setError(String msg, PackageManagerException e) { 12261 returnCode = e.error; 12262 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12263 Slog.w(TAG, msg, e); 12264 } 12265 12266 // In some error cases we want to convey more info back to the observer 12267 String origPackage; 12268 String origPermission; 12269 } 12270 12271 /* 12272 * Install a non-existing package. 12273 */ 12274 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12275 UserHandle user, String installerPackageName, String volumeUuid, 12276 PackageInstalledInfo res) { 12277 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12278 12279 // Remember this for later, in case we need to rollback this install 12280 String pkgName = pkg.packageName; 12281 12282 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12283 // TODO: b/23350563 12284 final boolean dataDirExists = Environment 12285 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12286 12287 synchronized(mPackages) { 12288 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12289 // A package with the same name is already installed, though 12290 // it has been renamed to an older name. The package we 12291 // are trying to install should be installed as an update to 12292 // the existing one, but that has not been requested, so bail. 12293 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12294 + " without first uninstalling package running as " 12295 + mSettings.mRenamedPackages.get(pkgName)); 12296 return; 12297 } 12298 if (mPackages.containsKey(pkgName)) { 12299 // Don't allow installation over an existing package with the same name. 12300 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12301 + " without first uninstalling."); 12302 return; 12303 } 12304 } 12305 12306 try { 12307 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12308 System.currentTimeMillis(), user); 12309 12310 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12311 // delete the partially installed application. the data directory will have to be 12312 // restored if it was already existing 12313 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12314 // remove package from internal structures. Note that we want deletePackageX to 12315 // delete the package data and cache directories that it created in 12316 // scanPackageLocked, unless those directories existed before we even tried to 12317 // install. 12318 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12319 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12320 res.removedInfo, true); 12321 } 12322 12323 } catch (PackageManagerException e) { 12324 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12325 } 12326 12327 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12328 } 12329 12330 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12331 // Can't rotate keys during boot or if sharedUser. 12332 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12333 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12334 return false; 12335 } 12336 // app is using upgradeKeySets; make sure all are valid 12337 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12338 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12339 for (int i = 0; i < upgradeKeySets.length; i++) { 12340 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12341 Slog.wtf(TAG, "Package " 12342 + (oldPs.name != null ? oldPs.name : "<null>") 12343 + " contains upgrade-key-set reference to unknown key-set: " 12344 + upgradeKeySets[i] 12345 + " reverting to signatures check."); 12346 return false; 12347 } 12348 } 12349 return true; 12350 } 12351 12352 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12353 // Upgrade keysets are being used. Determine if new package has a superset of the 12354 // required keys. 12355 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12356 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12357 for (int i = 0; i < upgradeKeySets.length; i++) { 12358 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12359 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12360 return true; 12361 } 12362 } 12363 return false; 12364 } 12365 12366 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12367 UserHandle user, String installerPackageName, String volumeUuid, 12368 PackageInstalledInfo res) { 12369 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12370 12371 final PackageParser.Package oldPackage; 12372 final String pkgName = pkg.packageName; 12373 final int[] allUsers; 12374 final boolean[] perUserInstalled; 12375 12376 // First find the old package info and check signatures 12377 synchronized(mPackages) { 12378 oldPackage = mPackages.get(pkgName); 12379 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12380 if (isEphemeral && !oldIsEphemeral) { 12381 // can't downgrade from full to ephemeral 12382 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12383 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12384 return; 12385 } 12386 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12387 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12388 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12389 if(!checkUpgradeKeySetLP(ps, pkg)) { 12390 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12391 "New package not signed by keys specified by upgrade-keysets: " 12392 + pkgName); 12393 return; 12394 } 12395 } else { 12396 // default to original signature matching 12397 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12398 != PackageManager.SIGNATURE_MATCH) { 12399 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12400 "New package has a different signature: " + pkgName); 12401 return; 12402 } 12403 } 12404 12405 // In case of rollback, remember per-user/profile install state 12406 allUsers = sUserManager.getUserIds(); 12407 perUserInstalled = new boolean[allUsers.length]; 12408 for (int i = 0; i < allUsers.length; i++) { 12409 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12410 } 12411 } 12412 12413 boolean sysPkg = (isSystemApp(oldPackage)); 12414 if (sysPkg) { 12415 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12416 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12417 } else { 12418 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12419 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12420 } 12421 } 12422 12423 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12424 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12425 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12426 String volumeUuid, PackageInstalledInfo res) { 12427 String pkgName = deletedPackage.packageName; 12428 boolean deletedPkg = true; 12429 boolean updatedSettings = false; 12430 12431 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12432 + deletedPackage); 12433 long origUpdateTime; 12434 if (pkg.mExtras != null) { 12435 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12436 } else { 12437 origUpdateTime = 0; 12438 } 12439 12440 // First delete the existing package while retaining the data directory 12441 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12442 res.removedInfo, true)) { 12443 // If the existing package wasn't successfully deleted 12444 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12445 deletedPkg = false; 12446 } else { 12447 // Successfully deleted the old package; proceed with replace. 12448 12449 // If deleted package lived in a container, give users a chance to 12450 // relinquish resources before killing. 12451 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12452 if (DEBUG_INSTALL) { 12453 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12454 } 12455 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12456 final ArrayList<String> pkgList = new ArrayList<String>(1); 12457 pkgList.add(deletedPackage.applicationInfo.packageName); 12458 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12459 } 12460 12461 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12462 try { 12463 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12464 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12465 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12466 perUserInstalled, res, user); 12467 updatedSettings = true; 12468 } catch (PackageManagerException e) { 12469 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12470 } 12471 } 12472 12473 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12474 // remove package from internal structures. Note that we want deletePackageX to 12475 // delete the package data and cache directories that it created in 12476 // scanPackageLocked, unless those directories existed before we even tried to 12477 // install. 12478 if(updatedSettings) { 12479 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12480 deletePackageLI( 12481 pkgName, null, true, allUsers, perUserInstalled, 12482 PackageManager.DELETE_KEEP_DATA, 12483 res.removedInfo, true); 12484 } 12485 // Since we failed to install the new package we need to restore the old 12486 // package that we deleted. 12487 if (deletedPkg) { 12488 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12489 File restoreFile = new File(deletedPackage.codePath); 12490 // Parse old package 12491 boolean oldExternal = isExternal(deletedPackage); 12492 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12493 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12494 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12495 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12496 try { 12497 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12498 null); 12499 } catch (PackageManagerException e) { 12500 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12501 + e.getMessage()); 12502 return; 12503 } 12504 // Restore of old package succeeded. Update permissions. 12505 // writer 12506 synchronized (mPackages) { 12507 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12508 UPDATE_PERMISSIONS_ALL); 12509 // can downgrade to reader 12510 mSettings.writeLPr(); 12511 } 12512 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12513 } 12514 } 12515 } 12516 12517 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12518 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12519 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12520 String volumeUuid, PackageInstalledInfo res) { 12521 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12522 + ", old=" + deletedPackage); 12523 boolean disabledSystem = false; 12524 boolean updatedSettings = false; 12525 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12526 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12527 != 0) { 12528 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12529 } 12530 String packageName = deletedPackage.packageName; 12531 if (packageName == null) { 12532 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12533 "Attempt to delete null packageName."); 12534 return; 12535 } 12536 PackageParser.Package oldPkg; 12537 PackageSetting oldPkgSetting; 12538 // reader 12539 synchronized (mPackages) { 12540 oldPkg = mPackages.get(packageName); 12541 oldPkgSetting = mSettings.mPackages.get(packageName); 12542 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12543 (oldPkgSetting == null)) { 12544 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12545 "Couldn't find package:" + packageName + " information"); 12546 return; 12547 } 12548 } 12549 12550 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12551 12552 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12553 res.removedInfo.removedPackage = packageName; 12554 // Remove existing system package 12555 removePackageLI(oldPkgSetting, true); 12556 // writer 12557 synchronized (mPackages) { 12558 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12559 if (!disabledSystem && deletedPackage != null) { 12560 // We didn't need to disable the .apk as a current system package, 12561 // which means we are replacing another update that is already 12562 // installed. We need to make sure to delete the older one's .apk. 12563 res.removedInfo.args = createInstallArgsForExisting(0, 12564 deletedPackage.applicationInfo.getCodePath(), 12565 deletedPackage.applicationInfo.getResourcePath(), 12566 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12567 } else { 12568 res.removedInfo.args = null; 12569 } 12570 } 12571 12572 // Successfully disabled the old package. Now proceed with re-installation 12573 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12574 12575 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12576 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12577 12578 PackageParser.Package newPackage = null; 12579 try { 12580 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12581 if (newPackage.mExtras != null) { 12582 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12583 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12584 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12585 12586 // is the update attempting to change shared user? that isn't going to work... 12587 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12588 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12589 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12590 + " to " + newPkgSetting.sharedUser); 12591 updatedSettings = true; 12592 } 12593 } 12594 12595 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12596 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12597 perUserInstalled, res, user); 12598 updatedSettings = true; 12599 } 12600 12601 } catch (PackageManagerException e) { 12602 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12603 } 12604 12605 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12606 // Re installation failed. Restore old information 12607 // Remove new pkg information 12608 if (newPackage != null) { 12609 removeInstalledPackageLI(newPackage, true); 12610 } 12611 // Add back the old system package 12612 try { 12613 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12614 } catch (PackageManagerException e) { 12615 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12616 } 12617 // Restore the old system information in Settings 12618 synchronized (mPackages) { 12619 if (disabledSystem) { 12620 mSettings.enableSystemPackageLPw(packageName); 12621 } 12622 if (updatedSettings) { 12623 mSettings.setInstallerPackageName(packageName, 12624 oldPkgSetting.installerPackageName); 12625 } 12626 mSettings.writeLPr(); 12627 } 12628 } 12629 } 12630 12631 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12632 // Collect all used permissions in the UID 12633 ArraySet<String> usedPermissions = new ArraySet<>(); 12634 final int packageCount = su.packages.size(); 12635 for (int i = 0; i < packageCount; i++) { 12636 PackageSetting ps = su.packages.valueAt(i); 12637 if (ps.pkg == null) { 12638 continue; 12639 } 12640 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12641 for (int j = 0; j < requestedPermCount; j++) { 12642 String permission = ps.pkg.requestedPermissions.get(j); 12643 BasePermission bp = mSettings.mPermissions.get(permission); 12644 if (bp != null) { 12645 usedPermissions.add(permission); 12646 } 12647 } 12648 } 12649 12650 PermissionsState permissionsState = su.getPermissionsState(); 12651 // Prune install permissions 12652 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12653 final int installPermCount = installPermStates.size(); 12654 for (int i = installPermCount - 1; i >= 0; i--) { 12655 PermissionState permissionState = installPermStates.get(i); 12656 if (!usedPermissions.contains(permissionState.getName())) { 12657 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12658 if (bp != null) { 12659 permissionsState.revokeInstallPermission(bp); 12660 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12661 PackageManager.MASK_PERMISSION_FLAGS, 0); 12662 } 12663 } 12664 } 12665 12666 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12667 12668 // Prune runtime permissions 12669 for (int userId : allUserIds) { 12670 List<PermissionState> runtimePermStates = permissionsState 12671 .getRuntimePermissionStates(userId); 12672 final int runtimePermCount = runtimePermStates.size(); 12673 for (int i = runtimePermCount - 1; i >= 0; i--) { 12674 PermissionState permissionState = runtimePermStates.get(i); 12675 if (!usedPermissions.contains(permissionState.getName())) { 12676 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12677 if (bp != null) { 12678 permissionsState.revokeRuntimePermission(bp, userId); 12679 permissionsState.updatePermissionFlags(bp, userId, 12680 PackageManager.MASK_PERMISSION_FLAGS, 0); 12681 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12682 runtimePermissionChangedUserIds, userId); 12683 } 12684 } 12685 } 12686 } 12687 12688 return runtimePermissionChangedUserIds; 12689 } 12690 12691 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12692 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12693 UserHandle user) { 12694 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12695 12696 String pkgName = newPackage.packageName; 12697 synchronized (mPackages) { 12698 //write settings. the installStatus will be incomplete at this stage. 12699 //note that the new package setting would have already been 12700 //added to mPackages. It hasn't been persisted yet. 12701 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12702 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12703 mSettings.writeLPr(); 12704 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12705 } 12706 12707 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12708 synchronized (mPackages) { 12709 updatePermissionsLPw(newPackage.packageName, newPackage, 12710 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12711 ? UPDATE_PERMISSIONS_ALL : 0)); 12712 // For system-bundled packages, we assume that installing an upgraded version 12713 // of the package implies that the user actually wants to run that new code, 12714 // so we enable the package. 12715 PackageSetting ps = mSettings.mPackages.get(pkgName); 12716 if (ps != null) { 12717 if (isSystemApp(newPackage)) { 12718 // NB: implicit assumption that system package upgrades apply to all users 12719 if (DEBUG_INSTALL) { 12720 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12721 } 12722 if (res.origUsers != null) { 12723 for (int userHandle : res.origUsers) { 12724 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12725 userHandle, installerPackageName); 12726 } 12727 } 12728 // Also convey the prior install/uninstall state 12729 if (allUsers != null && perUserInstalled != null) { 12730 for (int i = 0; i < allUsers.length; i++) { 12731 if (DEBUG_INSTALL) { 12732 Slog.d(TAG, " user " + allUsers[i] 12733 + " => " + perUserInstalled[i]); 12734 } 12735 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12736 } 12737 // these install state changes will be persisted in the 12738 // upcoming call to mSettings.writeLPr(). 12739 } 12740 } 12741 // It's implied that when a user requests installation, they want the app to be 12742 // installed and enabled. 12743 int userId = user.getIdentifier(); 12744 if (userId != UserHandle.USER_ALL) { 12745 ps.setInstalled(true, userId); 12746 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12747 } 12748 } 12749 res.name = pkgName; 12750 res.uid = newPackage.applicationInfo.uid; 12751 res.pkg = newPackage; 12752 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12753 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12754 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12755 //to update install status 12756 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12757 mSettings.writeLPr(); 12758 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12759 } 12760 12761 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12762 } 12763 12764 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12765 try { 12766 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12767 installPackageLI(args, res); 12768 } finally { 12769 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12770 } 12771 } 12772 12773 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12774 final int installFlags = args.installFlags; 12775 final String installerPackageName = args.installerPackageName; 12776 final String volumeUuid = args.volumeUuid; 12777 final File tmpPackageFile = new File(args.getCodePath()); 12778 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12779 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12780 || (args.volumeUuid != null)); 12781 final boolean quickInstall = ((installFlags & PackageManager.INSTALL_QUICK) != 0); 12782 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12783 boolean replace = false; 12784 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12785 if (args.move != null) { 12786 // moving a complete application; perfom an initial scan on the new install location 12787 scanFlags |= SCAN_INITIAL; 12788 } 12789 // Result object to be returned 12790 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12791 12792 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12793 12794 // Sanity check 12795 if (ephemeral && (forwardLocked || onExternal)) { 12796 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12797 + " external=" + onExternal); 12798 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12799 return; 12800 } 12801 12802 // Retrieve PackageSettings and parse package 12803 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12804 | PackageParser.PARSE_ENFORCE_CODE 12805 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12806 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12807 | (quickInstall ? PackageParser.PARSE_SKIP_VERIFICATION : 0) 12808 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12809 PackageParser pp = new PackageParser(); 12810 pp.setSeparateProcesses(mSeparateProcesses); 12811 pp.setDisplayMetrics(mMetrics); 12812 12813 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12814 final PackageParser.Package pkg; 12815 try { 12816 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12817 } catch (PackageParserException e) { 12818 res.setError("Failed parse during installPackageLI", e); 12819 return; 12820 } finally { 12821 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12822 } 12823 12824 // Mark that we have an install time CPU ABI override. 12825 pkg.cpuAbiOverride = args.abiOverride; 12826 12827 String pkgName = res.name = pkg.packageName; 12828 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12829 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12830 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12831 return; 12832 } 12833 } 12834 12835 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12836 try { 12837 pp.collectCertificates(pkg, parseFlags); 12838 } catch (PackageParserException e) { 12839 res.setError("Failed collect during installPackageLI", e); 12840 return; 12841 } finally { 12842 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12843 } 12844 12845 /* If the installer passed in a manifest digest, compare it now. */ 12846 if (args.manifestDigest != null) { 12847 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectManifestDigest"); 12848 try { 12849 pp.collectManifestDigest(pkg); 12850 } catch (PackageParserException e) { 12851 res.setError("Failed collect during installPackageLI", e); 12852 return; 12853 } finally { 12854 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12855 } 12856 12857 if (DEBUG_INSTALL) { 12858 final String parsedManifest = pkg.manifestDigest == null ? "null" 12859 : pkg.manifestDigest.toString(); 12860 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12861 + parsedManifest); 12862 } 12863 12864 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12865 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12866 return; 12867 } 12868 } else if (DEBUG_INSTALL) { 12869 final String parsedManifest = pkg.manifestDigest == null 12870 ? "null" : pkg.manifestDigest.toString(); 12871 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12872 } 12873 12874 // Get rid of all references to package scan path via parser. 12875 pp = null; 12876 String oldCodePath = null; 12877 boolean systemApp = false; 12878 synchronized (mPackages) { 12879 // Check if installing already existing package 12880 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12881 String oldName = mSettings.mRenamedPackages.get(pkgName); 12882 if (pkg.mOriginalPackages != null 12883 && pkg.mOriginalPackages.contains(oldName) 12884 && mPackages.containsKey(oldName)) { 12885 // This package is derived from an original package, 12886 // and this device has been updating from that original 12887 // name. We must continue using the original name, so 12888 // rename the new package here. 12889 pkg.setPackageName(oldName); 12890 pkgName = pkg.packageName; 12891 replace = true; 12892 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12893 + oldName + " pkgName=" + pkgName); 12894 } else if (mPackages.containsKey(pkgName)) { 12895 // This package, under its official name, already exists 12896 // on the device; we should replace it. 12897 replace = true; 12898 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12899 } 12900 12901 // Prevent apps opting out from runtime permissions 12902 if (replace) { 12903 PackageParser.Package oldPackage = mPackages.get(pkgName); 12904 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12905 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12906 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12907 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12908 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12909 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12910 + " doesn't support runtime permissions but the old" 12911 + " target SDK " + oldTargetSdk + " does."); 12912 return; 12913 } 12914 } 12915 } 12916 12917 PackageSetting ps = mSettings.mPackages.get(pkgName); 12918 if (ps != null) { 12919 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12920 12921 // Quick sanity check that we're signed correctly if updating; 12922 // we'll check this again later when scanning, but we want to 12923 // bail early here before tripping over redefined permissions. 12924 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12925 if (!checkUpgradeKeySetLP(ps, pkg)) { 12926 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12927 + pkg.packageName + " upgrade keys do not match the " 12928 + "previously installed version"); 12929 return; 12930 } 12931 } else { 12932 try { 12933 verifySignaturesLP(ps, pkg); 12934 } catch (PackageManagerException e) { 12935 res.setError(e.error, e.getMessage()); 12936 return; 12937 } 12938 } 12939 12940 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12941 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12942 systemApp = (ps.pkg.applicationInfo.flags & 12943 ApplicationInfo.FLAG_SYSTEM) != 0; 12944 } 12945 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12946 } 12947 12948 // Check whether the newly-scanned package wants to define an already-defined perm 12949 int N = pkg.permissions.size(); 12950 for (int i = N-1; i >= 0; i--) { 12951 PackageParser.Permission perm = pkg.permissions.get(i); 12952 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12953 if (bp != null) { 12954 // If the defining package is signed with our cert, it's okay. This 12955 // also includes the "updating the same package" case, of course. 12956 // "updating same package" could also involve key-rotation. 12957 final boolean sigsOk; 12958 if (bp.sourcePackage.equals(pkg.packageName) 12959 && (bp.packageSetting instanceof PackageSetting) 12960 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12961 scanFlags))) { 12962 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12963 } else { 12964 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12965 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12966 } 12967 if (!sigsOk) { 12968 // If the owning package is the system itself, we log but allow 12969 // install to proceed; we fail the install on all other permission 12970 // redefinitions. 12971 if (!bp.sourcePackage.equals("android")) { 12972 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12973 + pkg.packageName + " attempting to redeclare permission " 12974 + perm.info.name + " already owned by " + bp.sourcePackage); 12975 res.origPermission = perm.info.name; 12976 res.origPackage = bp.sourcePackage; 12977 return; 12978 } else { 12979 Slog.w(TAG, "Package " + pkg.packageName 12980 + " attempting to redeclare system permission " 12981 + perm.info.name + "; ignoring new declaration"); 12982 pkg.permissions.remove(i); 12983 } 12984 } 12985 } 12986 } 12987 12988 } 12989 12990 if (systemApp) { 12991 if (onExternal) { 12992 // Abort update; system app can't be replaced with app on sdcard 12993 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12994 "Cannot install updates to system apps on sdcard"); 12995 return; 12996 } else if (ephemeral) { 12997 // Abort update; system app can't be replaced with an ephemeral app 12998 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 12999 "Cannot update a system app with an ephemeral app"); 13000 return; 13001 } 13002 } 13003 13004 if (args.move != null) { 13005 // We did an in-place move, so dex is ready to roll 13006 scanFlags |= SCAN_NO_DEX; 13007 scanFlags |= SCAN_MOVE; 13008 13009 synchronized (mPackages) { 13010 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13011 if (ps == null) { 13012 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13013 "Missing settings for moved package " + pkgName); 13014 } 13015 13016 // We moved the entire application as-is, so bring over the 13017 // previously derived ABI information. 13018 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13019 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13020 } 13021 13022 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13023 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13024 scanFlags |= SCAN_NO_DEX; 13025 13026 try { 13027 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 13028 true /* extract libs */); 13029 } catch (PackageManagerException pme) { 13030 Slog.e(TAG, "Error deriving application ABI", pme); 13031 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13032 return; 13033 } 13034 } 13035 13036 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13037 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13038 return; 13039 } 13040 13041 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13042 13043 if (replace) { 13044 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13045 installerPackageName, volumeUuid, res); 13046 } else { 13047 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13048 args.user, installerPackageName, volumeUuid, res); 13049 } 13050 synchronized (mPackages) { 13051 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13052 if (ps != null) { 13053 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13054 } 13055 } 13056 } 13057 13058 private void startIntentFilterVerifications(int userId, boolean replacing, 13059 PackageParser.Package pkg) { 13060 if (mIntentFilterVerifierComponent == null) { 13061 Slog.w(TAG, "No IntentFilter verification will not be done as " 13062 + "there is no IntentFilterVerifier available!"); 13063 return; 13064 } 13065 13066 final int verifierUid = getPackageUid( 13067 mIntentFilterVerifierComponent.getPackageName(), 13068 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13069 13070 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13071 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13072 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13073 mHandler.sendMessage(msg); 13074 } 13075 13076 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13077 PackageParser.Package pkg) { 13078 int size = pkg.activities.size(); 13079 if (size == 0) { 13080 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13081 "No activity, so no need to verify any IntentFilter!"); 13082 return; 13083 } 13084 13085 final boolean hasDomainURLs = hasDomainURLs(pkg); 13086 if (!hasDomainURLs) { 13087 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13088 "No domain URLs, so no need to verify any IntentFilter!"); 13089 return; 13090 } 13091 13092 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13093 + " if any IntentFilter from the " + size 13094 + " Activities needs verification ..."); 13095 13096 int count = 0; 13097 final String packageName = pkg.packageName; 13098 13099 synchronized (mPackages) { 13100 // If this is a new install and we see that we've already run verification for this 13101 // package, we have nothing to do: it means the state was restored from backup. 13102 if (!replacing) { 13103 IntentFilterVerificationInfo ivi = 13104 mSettings.getIntentFilterVerificationLPr(packageName); 13105 if (ivi != null) { 13106 if (DEBUG_DOMAIN_VERIFICATION) { 13107 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13108 + ivi.getStatusString()); 13109 } 13110 return; 13111 } 13112 } 13113 13114 // If any filters need to be verified, then all need to be. 13115 boolean needToVerify = false; 13116 for (PackageParser.Activity a : pkg.activities) { 13117 for (ActivityIntentInfo filter : a.intents) { 13118 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13119 if (DEBUG_DOMAIN_VERIFICATION) { 13120 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13121 } 13122 needToVerify = true; 13123 break; 13124 } 13125 } 13126 } 13127 13128 if (needToVerify) { 13129 final int verificationId = mIntentFilterVerificationToken++; 13130 for (PackageParser.Activity a : pkg.activities) { 13131 for (ActivityIntentInfo filter : a.intents) { 13132 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13133 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13134 "Verification needed for IntentFilter:" + filter.toString()); 13135 mIntentFilterVerifier.addOneIntentFilterVerification( 13136 verifierUid, userId, verificationId, filter, packageName); 13137 count++; 13138 } 13139 } 13140 } 13141 } 13142 } 13143 13144 if (count > 0) { 13145 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13146 + " IntentFilter verification" + (count > 1 ? "s" : "") 13147 + " for userId:" + userId); 13148 mIntentFilterVerifier.startVerifications(userId); 13149 } else { 13150 if (DEBUG_DOMAIN_VERIFICATION) { 13151 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13152 } 13153 } 13154 } 13155 13156 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13157 final ComponentName cn = filter.activity.getComponentName(); 13158 final String packageName = cn.getPackageName(); 13159 13160 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13161 packageName); 13162 if (ivi == null) { 13163 return true; 13164 } 13165 int status = ivi.getStatus(); 13166 switch (status) { 13167 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13168 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13169 return true; 13170 13171 default: 13172 // Nothing to do 13173 return false; 13174 } 13175 } 13176 13177 private static boolean isMultiArch(ApplicationInfo info) { 13178 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13179 } 13180 13181 private static boolean isExternal(PackageParser.Package pkg) { 13182 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13183 } 13184 13185 private static boolean isExternal(PackageSetting ps) { 13186 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13187 } 13188 13189 private static boolean isEphemeral(PackageParser.Package pkg) { 13190 return pkg.applicationInfo.isEphemeralApp(); 13191 } 13192 13193 private static boolean isEphemeral(PackageSetting ps) { 13194 return ps.pkg != null && isEphemeral(ps.pkg); 13195 } 13196 13197 private static boolean isSystemApp(PackageParser.Package pkg) { 13198 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13199 } 13200 13201 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13202 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13203 } 13204 13205 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13206 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13207 } 13208 13209 private static boolean isSystemApp(PackageSetting ps) { 13210 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13211 } 13212 13213 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13214 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13215 } 13216 13217 private int packageFlagsToInstallFlags(PackageSetting ps) { 13218 int installFlags = 0; 13219 if (isEphemeral(ps)) { 13220 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13221 } 13222 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13223 // This existing package was an external ASEC install when we have 13224 // the external flag without a UUID 13225 installFlags |= PackageManager.INSTALL_EXTERNAL; 13226 } 13227 if (ps.isForwardLocked()) { 13228 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13229 } 13230 return installFlags; 13231 } 13232 13233 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13234 if (isExternal(pkg)) { 13235 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13236 return StorageManager.UUID_PRIMARY_PHYSICAL; 13237 } else { 13238 return pkg.volumeUuid; 13239 } 13240 } else { 13241 return StorageManager.UUID_PRIVATE_INTERNAL; 13242 } 13243 } 13244 13245 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13246 if (isExternal(pkg)) { 13247 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13248 return mSettings.getExternalVersion(); 13249 } else { 13250 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13251 } 13252 } else { 13253 return mSettings.getInternalVersion(); 13254 } 13255 } 13256 13257 private void deleteTempPackageFiles() { 13258 final FilenameFilter filter = new FilenameFilter() { 13259 public boolean accept(File dir, String name) { 13260 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13261 } 13262 }; 13263 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13264 file.delete(); 13265 } 13266 } 13267 13268 @Override 13269 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13270 int flags) { 13271 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13272 flags); 13273 } 13274 13275 @Override 13276 public void deletePackage(final String packageName, 13277 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13278 mContext.enforceCallingOrSelfPermission( 13279 android.Manifest.permission.DELETE_PACKAGES, null); 13280 Preconditions.checkNotNull(packageName); 13281 Preconditions.checkNotNull(observer); 13282 final int uid = Binder.getCallingUid(); 13283 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13284 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13285 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13286 mContext.enforceCallingOrSelfPermission( 13287 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13288 "deletePackage for user " + userId); 13289 } 13290 13291 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13292 try { 13293 observer.onPackageDeleted(packageName, 13294 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13295 } catch (RemoteException re) { 13296 } 13297 return; 13298 } 13299 13300 for (int currentUserId : users) { 13301 if (getBlockUninstallForUser(packageName, currentUserId)) { 13302 try { 13303 observer.onPackageDeleted(packageName, 13304 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13305 } catch (RemoteException re) { 13306 } 13307 return; 13308 } 13309 } 13310 13311 if (DEBUG_REMOVE) { 13312 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13313 } 13314 // Queue up an async operation since the package deletion may take a little while. 13315 mHandler.post(new Runnable() { 13316 public void run() { 13317 mHandler.removeCallbacks(this); 13318 final int returnCode = deletePackageX(packageName, userId, flags); 13319 try { 13320 observer.onPackageDeleted(packageName, returnCode, null); 13321 } catch (RemoteException e) { 13322 Log.i(TAG, "Observer no longer exists."); 13323 } //end catch 13324 } //end run 13325 }); 13326 } 13327 13328 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13329 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13330 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13331 try { 13332 if (dpm != null) { 13333 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13334 /* callingUserOnly =*/ false); 13335 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13336 : deviceOwnerComponentName.getPackageName(); 13337 // Does the package contains the device owner? 13338 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13339 // this check is probably not needed, since DO should be registered as a device 13340 // admin on some user too. (Original bug for this: b/17657954) 13341 if (packageName.equals(deviceOwnerPackageName)) { 13342 return true; 13343 } 13344 // Does it contain a device admin for any user? 13345 int[] users; 13346 if (userId == UserHandle.USER_ALL) { 13347 users = sUserManager.getUserIds(); 13348 } else { 13349 users = new int[]{userId}; 13350 } 13351 for (int i = 0; i < users.length; ++i) { 13352 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13353 return true; 13354 } 13355 } 13356 } 13357 } catch (RemoteException e) { 13358 } 13359 return false; 13360 } 13361 13362 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13363 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13364 } 13365 13366 /** 13367 * This method is an internal method that could be get invoked either 13368 * to delete an installed package or to clean up a failed installation. 13369 * After deleting an installed package, a broadcast is sent to notify any 13370 * listeners that the package has been installed. For cleaning up a failed 13371 * installation, the broadcast is not necessary since the package's 13372 * installation wouldn't have sent the initial broadcast either 13373 * The key steps in deleting a package are 13374 * deleting the package information in internal structures like mPackages, 13375 * deleting the packages base directories through installd 13376 * updating mSettings to reflect current status 13377 * persisting settings for later use 13378 * sending a broadcast if necessary 13379 */ 13380 private int deletePackageX(String packageName, int userId, int flags) { 13381 final PackageRemovedInfo info = new PackageRemovedInfo(); 13382 final boolean res; 13383 13384 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13385 ? UserHandle.ALL : new UserHandle(userId); 13386 13387 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13388 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13389 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13390 } 13391 13392 boolean removedForAllUsers = false; 13393 boolean systemUpdate = false; 13394 13395 PackageParser.Package uninstalledPkg; 13396 13397 // for the uninstall-updates case and restricted profiles, remember the per- 13398 // userhandle installed state 13399 int[] allUsers; 13400 boolean[] perUserInstalled; 13401 synchronized (mPackages) { 13402 uninstalledPkg = mPackages.get(packageName); 13403 PackageSetting ps = mSettings.mPackages.get(packageName); 13404 allUsers = sUserManager.getUserIds(); 13405 perUserInstalled = new boolean[allUsers.length]; 13406 for (int i = 0; i < allUsers.length; i++) { 13407 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13408 } 13409 } 13410 13411 synchronized (mInstallLock) { 13412 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13413 res = deletePackageLI(packageName, removeForUser, 13414 true, allUsers, perUserInstalled, 13415 flags | REMOVE_CHATTY, info, true); 13416 systemUpdate = info.isRemovedPackageSystemUpdate; 13417 synchronized (mPackages) { 13418 if (res) { 13419 if (!systemUpdate && mPackages.get(packageName) == null) { 13420 removedForAllUsers = true; 13421 } 13422 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13423 } 13424 } 13425 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13426 + " removedForAllUsers=" + removedForAllUsers); 13427 } 13428 13429 if (res) { 13430 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13431 13432 // If the removed package was a system update, the old system package 13433 // was re-enabled; we need to broadcast this information 13434 if (systemUpdate) { 13435 Bundle extras = new Bundle(1); 13436 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13437 ? info.removedAppId : info.uid); 13438 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13439 13440 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13441 extras, 0, null, null, null); 13442 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13443 extras, 0, null, null, null); 13444 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13445 null, 0, packageName, null, null); 13446 } 13447 } 13448 // Force a gc here. 13449 Runtime.getRuntime().gc(); 13450 // Delete the resources here after sending the broadcast to let 13451 // other processes clean up before deleting resources. 13452 if (info.args != null) { 13453 synchronized (mInstallLock) { 13454 info.args.doPostDeleteLI(true); 13455 } 13456 } 13457 13458 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13459 } 13460 13461 class PackageRemovedInfo { 13462 String removedPackage; 13463 int uid = -1; 13464 int removedAppId = -1; 13465 int[] removedUsers = null; 13466 boolean isRemovedPackageSystemUpdate = false; 13467 // Clean up resources deleted packages. 13468 InstallArgs args = null; 13469 13470 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13471 Bundle extras = new Bundle(1); 13472 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13473 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13474 if (replacing) { 13475 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13476 } 13477 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13478 if (removedPackage != null) { 13479 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13480 extras, 0, null, null, removedUsers); 13481 if (fullRemove && !replacing) { 13482 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13483 extras, 0, null, null, removedUsers); 13484 } 13485 } 13486 if (removedAppId >= 0) { 13487 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13488 removedUsers); 13489 } 13490 } 13491 } 13492 13493 /* 13494 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13495 * flag is not set, the data directory is removed as well. 13496 * make sure this flag is set for partially installed apps. If not its meaningless to 13497 * delete a partially installed application. 13498 */ 13499 private void removePackageDataLI(PackageSetting ps, 13500 int[] allUserHandles, boolean[] perUserInstalled, 13501 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13502 String packageName = ps.name; 13503 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13504 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13505 // Retrieve object to delete permissions for shared user later on 13506 final PackageSetting deletedPs; 13507 // reader 13508 synchronized (mPackages) { 13509 deletedPs = mSettings.mPackages.get(packageName); 13510 if (outInfo != null) { 13511 outInfo.removedPackage = packageName; 13512 outInfo.removedUsers = deletedPs != null 13513 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13514 : null; 13515 } 13516 } 13517 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13518 removeDataDirsLI(ps.volumeUuid, packageName); 13519 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13520 } 13521 // writer 13522 synchronized (mPackages) { 13523 if (deletedPs != null) { 13524 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13525 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13526 clearDefaultBrowserIfNeeded(packageName); 13527 if (outInfo != null) { 13528 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13529 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13530 } 13531 updatePermissionsLPw(deletedPs.name, null, 0); 13532 if (deletedPs.sharedUser != null) { 13533 // Remove permissions associated with package. Since runtime 13534 // permissions are per user we have to kill the removed package 13535 // or packages running under the shared user of the removed 13536 // package if revoking the permissions requested only by the removed 13537 // package is successful and this causes a change in gids. 13538 for (int userId : UserManagerService.getInstance().getUserIds()) { 13539 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13540 userId); 13541 if (userIdToKill == UserHandle.USER_ALL 13542 || userIdToKill >= UserHandle.USER_SYSTEM) { 13543 // If gids changed for this user, kill all affected packages. 13544 mHandler.post(new Runnable() { 13545 @Override 13546 public void run() { 13547 // This has to happen with no lock held. 13548 killApplication(deletedPs.name, deletedPs.appId, 13549 KILL_APP_REASON_GIDS_CHANGED); 13550 } 13551 }); 13552 break; 13553 } 13554 } 13555 } 13556 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13557 } 13558 // make sure to preserve per-user disabled state if this removal was just 13559 // a downgrade of a system app to the factory package 13560 if (allUserHandles != null && perUserInstalled != null) { 13561 if (DEBUG_REMOVE) { 13562 Slog.d(TAG, "Propagating install state across downgrade"); 13563 } 13564 for (int i = 0; i < allUserHandles.length; i++) { 13565 if (DEBUG_REMOVE) { 13566 Slog.d(TAG, " user " + allUserHandles[i] 13567 + " => " + perUserInstalled[i]); 13568 } 13569 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13570 } 13571 } 13572 } 13573 // can downgrade to reader 13574 if (writeSettings) { 13575 // Save settings now 13576 mSettings.writeLPr(); 13577 } 13578 } 13579 if (outInfo != null) { 13580 // A user ID was deleted here. Go through all users and remove it 13581 // from KeyStore. 13582 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13583 } 13584 } 13585 13586 static boolean locationIsPrivileged(File path) { 13587 try { 13588 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13589 .getCanonicalPath(); 13590 return path.getCanonicalPath().startsWith(privilegedAppDir); 13591 } catch (IOException e) { 13592 Slog.e(TAG, "Unable to access code path " + path); 13593 } 13594 return false; 13595 } 13596 13597 /* 13598 * Tries to delete system package. 13599 */ 13600 private boolean deleteSystemPackageLI(PackageSetting newPs, 13601 int[] allUserHandles, boolean[] perUserInstalled, 13602 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13603 final boolean applyUserRestrictions 13604 = (allUserHandles != null) && (perUserInstalled != null); 13605 PackageSetting disabledPs = null; 13606 // Confirm if the system package has been updated 13607 // An updated system app can be deleted. This will also have to restore 13608 // the system pkg from system partition 13609 // reader 13610 synchronized (mPackages) { 13611 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13612 } 13613 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13614 + " disabledPs=" + disabledPs); 13615 if (disabledPs == null) { 13616 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13617 return false; 13618 } else if (DEBUG_REMOVE) { 13619 Slog.d(TAG, "Deleting system pkg from data partition"); 13620 } 13621 if (DEBUG_REMOVE) { 13622 if (applyUserRestrictions) { 13623 Slog.d(TAG, "Remembering install states:"); 13624 for (int i = 0; i < allUserHandles.length; i++) { 13625 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13626 } 13627 } 13628 } 13629 // Delete the updated package 13630 outInfo.isRemovedPackageSystemUpdate = true; 13631 if (disabledPs.versionCode < newPs.versionCode) { 13632 // Delete data for downgrades 13633 flags &= ~PackageManager.DELETE_KEEP_DATA; 13634 } else { 13635 // Preserve data by setting flag 13636 flags |= PackageManager.DELETE_KEEP_DATA; 13637 } 13638 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13639 allUserHandles, perUserInstalled, outInfo, writeSettings); 13640 if (!ret) { 13641 return false; 13642 } 13643 // writer 13644 synchronized (mPackages) { 13645 // Reinstate the old system package 13646 mSettings.enableSystemPackageLPw(newPs.name); 13647 // Remove any native libraries from the upgraded package. 13648 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13649 } 13650 // Install the system package 13651 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13652 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13653 if (locationIsPrivileged(disabledPs.codePath)) { 13654 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13655 } 13656 13657 final PackageParser.Package newPkg; 13658 try { 13659 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13660 } catch (PackageManagerException e) { 13661 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13662 return false; 13663 } 13664 13665 // writer 13666 synchronized (mPackages) { 13667 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13668 13669 // Propagate the permissions state as we do not want to drop on the floor 13670 // runtime permissions. The update permissions method below will take 13671 // care of removing obsolete permissions and grant install permissions. 13672 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13673 updatePermissionsLPw(newPkg.packageName, newPkg, 13674 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13675 13676 if (applyUserRestrictions) { 13677 if (DEBUG_REMOVE) { 13678 Slog.d(TAG, "Propagating install state across reinstall"); 13679 } 13680 for (int i = 0; i < allUserHandles.length; i++) { 13681 if (DEBUG_REMOVE) { 13682 Slog.d(TAG, " user " + allUserHandles[i] 13683 + " => " + perUserInstalled[i]); 13684 } 13685 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13686 13687 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13688 } 13689 // Regardless of writeSettings we need to ensure that this restriction 13690 // state propagation is persisted 13691 mSettings.writeAllUsersPackageRestrictionsLPr(); 13692 } 13693 // can downgrade to reader here 13694 if (writeSettings) { 13695 mSettings.writeLPr(); 13696 } 13697 } 13698 return true; 13699 } 13700 13701 private boolean deleteInstalledPackageLI(PackageSetting ps, 13702 boolean deleteCodeAndResources, int flags, 13703 int[] allUserHandles, boolean[] perUserInstalled, 13704 PackageRemovedInfo outInfo, boolean writeSettings) { 13705 if (outInfo != null) { 13706 outInfo.uid = ps.appId; 13707 } 13708 13709 // Delete package data from internal structures and also remove data if flag is set 13710 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13711 13712 // Delete application code and resources 13713 if (deleteCodeAndResources && (outInfo != null)) { 13714 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13715 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13716 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13717 } 13718 return true; 13719 } 13720 13721 @Override 13722 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13723 int userId) { 13724 mContext.enforceCallingOrSelfPermission( 13725 android.Manifest.permission.DELETE_PACKAGES, null); 13726 synchronized (mPackages) { 13727 PackageSetting ps = mSettings.mPackages.get(packageName); 13728 if (ps == null) { 13729 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13730 return false; 13731 } 13732 if (!ps.getInstalled(userId)) { 13733 // Can't block uninstall for an app that is not installed or enabled. 13734 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13735 return false; 13736 } 13737 ps.setBlockUninstall(blockUninstall, userId); 13738 mSettings.writePackageRestrictionsLPr(userId); 13739 } 13740 return true; 13741 } 13742 13743 @Override 13744 public boolean getBlockUninstallForUser(String packageName, int userId) { 13745 synchronized (mPackages) { 13746 PackageSetting ps = mSettings.mPackages.get(packageName); 13747 if (ps == null) { 13748 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13749 return false; 13750 } 13751 return ps.getBlockUninstall(userId); 13752 } 13753 } 13754 13755 /* 13756 * This method handles package deletion in general 13757 */ 13758 private boolean deletePackageLI(String packageName, UserHandle user, 13759 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13760 int flags, PackageRemovedInfo outInfo, 13761 boolean writeSettings) { 13762 if (packageName == null) { 13763 Slog.w(TAG, "Attempt to delete null packageName."); 13764 return false; 13765 } 13766 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13767 PackageSetting ps; 13768 boolean dataOnly = false; 13769 int removeUser = -1; 13770 int appId = -1; 13771 synchronized (mPackages) { 13772 ps = mSettings.mPackages.get(packageName); 13773 if (ps == null) { 13774 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13775 return false; 13776 } 13777 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13778 && user.getIdentifier() != UserHandle.USER_ALL) { 13779 // The caller is asking that the package only be deleted for a single 13780 // user. To do this, we just mark its uninstalled state and delete 13781 // its data. If this is a system app, we only allow this to happen if 13782 // they have set the special DELETE_SYSTEM_APP which requests different 13783 // semantics than normal for uninstalling system apps. 13784 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13785 final int userId = user.getIdentifier(); 13786 ps.setUserState(userId, 13787 COMPONENT_ENABLED_STATE_DEFAULT, 13788 false, //installed 13789 true, //stopped 13790 true, //notLaunched 13791 false, //hidden 13792 null, null, null, 13793 false, // blockUninstall 13794 ps.readUserState(userId).domainVerificationStatus, 0); 13795 if (!isSystemApp(ps)) { 13796 // Do not uninstall the APK if an app should be cached 13797 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13798 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13799 // Other user still have this package installed, so all 13800 // we need to do is clear this user's data and save that 13801 // it is uninstalled. 13802 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13803 removeUser = user.getIdentifier(); 13804 appId = ps.appId; 13805 scheduleWritePackageRestrictionsLocked(removeUser); 13806 } else { 13807 // We need to set it back to 'installed' so the uninstall 13808 // broadcasts will be sent correctly. 13809 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13810 ps.setInstalled(true, user.getIdentifier()); 13811 } 13812 } else { 13813 // This is a system app, so we assume that the 13814 // other users still have this package installed, so all 13815 // we need to do is clear this user's data and save that 13816 // it is uninstalled. 13817 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13818 removeUser = user.getIdentifier(); 13819 appId = ps.appId; 13820 scheduleWritePackageRestrictionsLocked(removeUser); 13821 } 13822 } 13823 } 13824 13825 if (removeUser >= 0) { 13826 // From above, we determined that we are deleting this only 13827 // for a single user. Continue the work here. 13828 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13829 if (outInfo != null) { 13830 outInfo.removedPackage = packageName; 13831 outInfo.removedAppId = appId; 13832 outInfo.removedUsers = new int[] {removeUser}; 13833 } 13834 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13835 removeKeystoreDataIfNeeded(removeUser, appId); 13836 schedulePackageCleaning(packageName, removeUser, false); 13837 synchronized (mPackages) { 13838 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13839 scheduleWritePackageRestrictionsLocked(removeUser); 13840 } 13841 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13842 } 13843 return true; 13844 } 13845 13846 if (dataOnly) { 13847 // Delete application data first 13848 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13849 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13850 return true; 13851 } 13852 13853 boolean ret = false; 13854 if (isSystemApp(ps)) { 13855 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13856 // When an updated system application is deleted we delete the existing resources as well and 13857 // fall back to existing code in system partition 13858 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13859 flags, outInfo, writeSettings); 13860 } else { 13861 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13862 // Kill application pre-emptively especially for apps on sd. 13863 killApplication(packageName, ps.appId, "uninstall pkg"); 13864 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13865 allUserHandles, perUserInstalled, 13866 outInfo, writeSettings); 13867 } 13868 13869 return ret; 13870 } 13871 13872 private final static class ClearStorageConnection implements ServiceConnection { 13873 IMediaContainerService mContainerService; 13874 13875 @Override 13876 public void onServiceConnected(ComponentName name, IBinder service) { 13877 synchronized (this) { 13878 mContainerService = IMediaContainerService.Stub.asInterface(service); 13879 notifyAll(); 13880 } 13881 } 13882 13883 @Override 13884 public void onServiceDisconnected(ComponentName name) { 13885 } 13886 } 13887 13888 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13889 final boolean mounted; 13890 if (Environment.isExternalStorageEmulated()) { 13891 mounted = true; 13892 } else { 13893 final String status = Environment.getExternalStorageState(); 13894 13895 mounted = status.equals(Environment.MEDIA_MOUNTED) 13896 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13897 } 13898 13899 if (!mounted) { 13900 return; 13901 } 13902 13903 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13904 int[] users; 13905 if (userId == UserHandle.USER_ALL) { 13906 users = sUserManager.getUserIds(); 13907 } else { 13908 users = new int[] { userId }; 13909 } 13910 final ClearStorageConnection conn = new ClearStorageConnection(); 13911 if (mContext.bindServiceAsUser( 13912 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13913 try { 13914 for (int curUser : users) { 13915 long timeout = SystemClock.uptimeMillis() + 5000; 13916 synchronized (conn) { 13917 long now = SystemClock.uptimeMillis(); 13918 while (conn.mContainerService == null && now < timeout) { 13919 try { 13920 conn.wait(timeout - now); 13921 } catch (InterruptedException e) { 13922 } 13923 } 13924 } 13925 if (conn.mContainerService == null) { 13926 return; 13927 } 13928 13929 final UserEnvironment userEnv = new UserEnvironment(curUser); 13930 clearDirectory(conn.mContainerService, 13931 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13932 if (allData) { 13933 clearDirectory(conn.mContainerService, 13934 userEnv.buildExternalStorageAppDataDirs(packageName)); 13935 clearDirectory(conn.mContainerService, 13936 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13937 } 13938 } 13939 } finally { 13940 mContext.unbindService(conn); 13941 } 13942 } 13943 } 13944 13945 @Override 13946 public void clearApplicationUserData(final String packageName, 13947 final IPackageDataObserver observer, final int userId) { 13948 mContext.enforceCallingOrSelfPermission( 13949 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13950 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13951 // Queue up an async operation since the package deletion may take a little while. 13952 mHandler.post(new Runnable() { 13953 public void run() { 13954 mHandler.removeCallbacks(this); 13955 final boolean succeeded; 13956 synchronized (mInstallLock) { 13957 succeeded = clearApplicationUserDataLI(packageName, userId); 13958 } 13959 clearExternalStorageDataSync(packageName, userId, true); 13960 if (succeeded) { 13961 // invoke DeviceStorageMonitor's update method to clear any notifications 13962 DeviceStorageMonitorInternal 13963 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13964 if (dsm != null) { 13965 dsm.checkMemory(); 13966 } 13967 } 13968 if(observer != null) { 13969 try { 13970 observer.onRemoveCompleted(packageName, succeeded); 13971 } catch (RemoteException e) { 13972 Log.i(TAG, "Observer no longer exists."); 13973 } 13974 } //end if observer 13975 } //end run 13976 }); 13977 } 13978 13979 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13980 if (packageName == null) { 13981 Slog.w(TAG, "Attempt to delete null packageName."); 13982 return false; 13983 } 13984 13985 // Try finding details about the requested package 13986 PackageParser.Package pkg; 13987 synchronized (mPackages) { 13988 pkg = mPackages.get(packageName); 13989 if (pkg == null) { 13990 final PackageSetting ps = mSettings.mPackages.get(packageName); 13991 if (ps != null) { 13992 pkg = ps.pkg; 13993 } 13994 } 13995 13996 if (pkg == null) { 13997 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13998 return false; 13999 } 14000 14001 PackageSetting ps = (PackageSetting) pkg.mExtras; 14002 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14003 } 14004 14005 // Always delete data directories for package, even if we found no other 14006 // record of app. This helps users recover from UID mismatches without 14007 // resorting to a full data wipe. 14008 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 14009 if (retCode < 0) { 14010 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 14011 return false; 14012 } 14013 14014 final int appId = pkg.applicationInfo.uid; 14015 removeKeystoreDataIfNeeded(userId, appId); 14016 14017 // Create a native library symlink only if we have native libraries 14018 // and if the native libraries are 32 bit libraries. We do not provide 14019 // this symlink for 64 bit libraries. 14020 if (pkg.applicationInfo.primaryCpuAbi != null && 14021 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14022 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14023 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14024 nativeLibPath, userId) < 0) { 14025 Slog.w(TAG, "Failed linking native library dir"); 14026 return false; 14027 } 14028 } 14029 14030 return true; 14031 } 14032 14033 /** 14034 * Reverts user permission state changes (permissions and flags) in 14035 * all packages for a given user. 14036 * 14037 * @param userId The device user for which to do a reset. 14038 */ 14039 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14040 final int packageCount = mPackages.size(); 14041 for (int i = 0; i < packageCount; i++) { 14042 PackageParser.Package pkg = mPackages.valueAt(i); 14043 PackageSetting ps = (PackageSetting) pkg.mExtras; 14044 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14045 } 14046 } 14047 14048 /** 14049 * Reverts user permission state changes (permissions and flags). 14050 * 14051 * @param ps The package for which to reset. 14052 * @param userId The device user for which to do a reset. 14053 */ 14054 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14055 final PackageSetting ps, final int userId) { 14056 if (ps.pkg == null) { 14057 return; 14058 } 14059 14060 // These are flags that can change base on user actions. 14061 final int userSettableMask = FLAG_PERMISSION_USER_SET 14062 | FLAG_PERMISSION_USER_FIXED 14063 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14064 | FLAG_PERMISSION_REVIEW_REQUIRED; 14065 14066 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14067 | FLAG_PERMISSION_POLICY_FIXED; 14068 14069 boolean writeInstallPermissions = false; 14070 boolean writeRuntimePermissions = false; 14071 14072 final int permissionCount = ps.pkg.requestedPermissions.size(); 14073 for (int i = 0; i < permissionCount; i++) { 14074 String permission = ps.pkg.requestedPermissions.get(i); 14075 14076 BasePermission bp = mSettings.mPermissions.get(permission); 14077 if (bp == null) { 14078 continue; 14079 } 14080 14081 // If shared user we just reset the state to which only this app contributed. 14082 if (ps.sharedUser != null) { 14083 boolean used = false; 14084 final int packageCount = ps.sharedUser.packages.size(); 14085 for (int j = 0; j < packageCount; j++) { 14086 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14087 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14088 && pkg.pkg.requestedPermissions.contains(permission)) { 14089 used = true; 14090 break; 14091 } 14092 } 14093 if (used) { 14094 continue; 14095 } 14096 } 14097 14098 PermissionsState permissionsState = ps.getPermissionsState(); 14099 14100 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14101 14102 // Always clear the user settable flags. 14103 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14104 bp.name) != null; 14105 // If permission review is enabled and this is a legacy app, mark the 14106 // permission as requiring a review as this is the initial state. 14107 int flags = 0; 14108 if (Build.PERMISSIONS_REVIEW_REQUIRED 14109 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14110 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14111 } 14112 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14113 if (hasInstallState) { 14114 writeInstallPermissions = true; 14115 } else { 14116 writeRuntimePermissions = true; 14117 } 14118 } 14119 14120 // Below is only runtime permission handling. 14121 if (!bp.isRuntime()) { 14122 continue; 14123 } 14124 14125 // Never clobber system or policy. 14126 if ((oldFlags & policyOrSystemFlags) != 0) { 14127 continue; 14128 } 14129 14130 // If this permission was granted by default, make sure it is. 14131 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14132 if (permissionsState.grantRuntimePermission(bp, userId) 14133 != PERMISSION_OPERATION_FAILURE) { 14134 writeRuntimePermissions = true; 14135 } 14136 // If permission review is enabled the permissions for a legacy apps 14137 // are represented as constantly granted runtime ones, so don't revoke. 14138 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14139 // Otherwise, reset the permission. 14140 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14141 switch (revokeResult) { 14142 case PERMISSION_OPERATION_SUCCESS: { 14143 writeRuntimePermissions = true; 14144 } break; 14145 14146 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14147 writeRuntimePermissions = true; 14148 final int appId = ps.appId; 14149 mHandler.post(new Runnable() { 14150 @Override 14151 public void run() { 14152 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14153 } 14154 }); 14155 } break; 14156 } 14157 } 14158 } 14159 14160 // Synchronously write as we are taking permissions away. 14161 if (writeRuntimePermissions) { 14162 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14163 } 14164 14165 // Synchronously write as we are taking permissions away. 14166 if (writeInstallPermissions) { 14167 mSettings.writeLPr(); 14168 } 14169 } 14170 14171 /** 14172 * Remove entries from the keystore daemon. Will only remove it if the 14173 * {@code appId} is valid. 14174 */ 14175 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14176 if (appId < 0) { 14177 return; 14178 } 14179 14180 final KeyStore keyStore = KeyStore.getInstance(); 14181 if (keyStore != null) { 14182 if (userId == UserHandle.USER_ALL) { 14183 for (final int individual : sUserManager.getUserIds()) { 14184 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14185 } 14186 } else { 14187 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14188 } 14189 } else { 14190 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14191 } 14192 } 14193 14194 @Override 14195 public void deleteApplicationCacheFiles(final String packageName, 14196 final IPackageDataObserver observer) { 14197 mContext.enforceCallingOrSelfPermission( 14198 android.Manifest.permission.DELETE_CACHE_FILES, null); 14199 // Queue up an async operation since the package deletion may take a little while. 14200 final int userId = UserHandle.getCallingUserId(); 14201 mHandler.post(new Runnable() { 14202 public void run() { 14203 mHandler.removeCallbacks(this); 14204 final boolean succeded; 14205 synchronized (mInstallLock) { 14206 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14207 } 14208 clearExternalStorageDataSync(packageName, userId, false); 14209 if (observer != null) { 14210 try { 14211 observer.onRemoveCompleted(packageName, succeded); 14212 } catch (RemoteException e) { 14213 Log.i(TAG, "Observer no longer exists."); 14214 } 14215 } //end if observer 14216 } //end run 14217 }); 14218 } 14219 14220 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14221 if (packageName == null) { 14222 Slog.w(TAG, "Attempt to delete null packageName."); 14223 return false; 14224 } 14225 PackageParser.Package p; 14226 synchronized (mPackages) { 14227 p = mPackages.get(packageName); 14228 } 14229 if (p == null) { 14230 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14231 return false; 14232 } 14233 final ApplicationInfo applicationInfo = p.applicationInfo; 14234 if (applicationInfo == null) { 14235 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14236 return false; 14237 } 14238 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 14239 if (retCode < 0) { 14240 Slog.w(TAG, "Couldn't remove cache files for package: " 14241 + packageName + " u" + userId); 14242 return false; 14243 } 14244 return true; 14245 } 14246 14247 @Override 14248 public void getPackageSizeInfo(final String packageName, int userHandle, 14249 final IPackageStatsObserver observer) { 14250 mContext.enforceCallingOrSelfPermission( 14251 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14252 if (packageName == null) { 14253 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14254 } 14255 14256 PackageStats stats = new PackageStats(packageName, userHandle); 14257 14258 /* 14259 * Queue up an async operation since the package measurement may take a 14260 * little while. 14261 */ 14262 Message msg = mHandler.obtainMessage(INIT_COPY); 14263 msg.obj = new MeasureParams(stats, observer); 14264 mHandler.sendMessage(msg); 14265 } 14266 14267 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14268 PackageStats pStats) { 14269 if (packageName == null) { 14270 Slog.w(TAG, "Attempt to get size of null packageName."); 14271 return false; 14272 } 14273 PackageParser.Package p; 14274 boolean dataOnly = false; 14275 String libDirRoot = null; 14276 String asecPath = null; 14277 PackageSetting ps = null; 14278 synchronized (mPackages) { 14279 p = mPackages.get(packageName); 14280 ps = mSettings.mPackages.get(packageName); 14281 if(p == null) { 14282 dataOnly = true; 14283 if((ps == null) || (ps.pkg == null)) { 14284 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14285 return false; 14286 } 14287 p = ps.pkg; 14288 } 14289 if (ps != null) { 14290 libDirRoot = ps.legacyNativeLibraryPathString; 14291 } 14292 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14293 final long token = Binder.clearCallingIdentity(); 14294 try { 14295 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14296 if (secureContainerId != null) { 14297 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14298 } 14299 } finally { 14300 Binder.restoreCallingIdentity(token); 14301 } 14302 } 14303 } 14304 String publicSrcDir = null; 14305 if(!dataOnly) { 14306 final ApplicationInfo applicationInfo = p.applicationInfo; 14307 if (applicationInfo == null) { 14308 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14309 return false; 14310 } 14311 if (p.isForwardLocked()) { 14312 publicSrcDir = applicationInfo.getBaseResourcePath(); 14313 } 14314 } 14315 // TODO: extend to measure size of split APKs 14316 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14317 // not just the first level. 14318 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14319 // just the primary. 14320 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14321 14322 String apkPath; 14323 File packageDir = new File(p.codePath); 14324 14325 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14326 apkPath = packageDir.getAbsolutePath(); 14327 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14328 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14329 libDirRoot = null; 14330 } 14331 } else { 14332 apkPath = p.baseCodePath; 14333 } 14334 14335 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 14336 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14337 if (res < 0) { 14338 return false; 14339 } 14340 14341 // Fix-up for forward-locked applications in ASEC containers. 14342 if (!isExternal(p)) { 14343 pStats.codeSize += pStats.externalCodeSize; 14344 pStats.externalCodeSize = 0L; 14345 } 14346 14347 return true; 14348 } 14349 14350 14351 @Override 14352 public void addPackageToPreferred(String packageName) { 14353 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14354 } 14355 14356 @Override 14357 public void removePackageFromPreferred(String packageName) { 14358 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14359 } 14360 14361 @Override 14362 public List<PackageInfo> getPreferredPackages(int flags) { 14363 return new ArrayList<PackageInfo>(); 14364 } 14365 14366 private int getUidTargetSdkVersionLockedLPr(int uid) { 14367 Object obj = mSettings.getUserIdLPr(uid); 14368 if (obj instanceof SharedUserSetting) { 14369 final SharedUserSetting sus = (SharedUserSetting) obj; 14370 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14371 final Iterator<PackageSetting> it = sus.packages.iterator(); 14372 while (it.hasNext()) { 14373 final PackageSetting ps = it.next(); 14374 if (ps.pkg != null) { 14375 int v = ps.pkg.applicationInfo.targetSdkVersion; 14376 if (v < vers) vers = v; 14377 } 14378 } 14379 return vers; 14380 } else if (obj instanceof PackageSetting) { 14381 final PackageSetting ps = (PackageSetting) obj; 14382 if (ps.pkg != null) { 14383 return ps.pkg.applicationInfo.targetSdkVersion; 14384 } 14385 } 14386 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14387 } 14388 14389 @Override 14390 public void addPreferredActivity(IntentFilter filter, int match, 14391 ComponentName[] set, ComponentName activity, int userId) { 14392 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14393 "Adding preferred"); 14394 } 14395 14396 private void addPreferredActivityInternal(IntentFilter filter, int match, 14397 ComponentName[] set, ComponentName activity, boolean always, int userId, 14398 String opname) { 14399 // writer 14400 int callingUid = Binder.getCallingUid(); 14401 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14402 if (filter.countActions() == 0) { 14403 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14404 return; 14405 } 14406 synchronized (mPackages) { 14407 if (mContext.checkCallingOrSelfPermission( 14408 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14409 != PackageManager.PERMISSION_GRANTED) { 14410 if (getUidTargetSdkVersionLockedLPr(callingUid) 14411 < Build.VERSION_CODES.FROYO) { 14412 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14413 + callingUid); 14414 return; 14415 } 14416 mContext.enforceCallingOrSelfPermission( 14417 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14418 } 14419 14420 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14421 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14422 + userId + ":"); 14423 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14424 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14425 scheduleWritePackageRestrictionsLocked(userId); 14426 } 14427 } 14428 14429 @Override 14430 public void replacePreferredActivity(IntentFilter filter, int match, 14431 ComponentName[] set, ComponentName activity, int userId) { 14432 if (filter.countActions() != 1) { 14433 throw new IllegalArgumentException( 14434 "replacePreferredActivity expects filter to have only 1 action."); 14435 } 14436 if (filter.countDataAuthorities() != 0 14437 || filter.countDataPaths() != 0 14438 || filter.countDataSchemes() > 1 14439 || filter.countDataTypes() != 0) { 14440 throw new IllegalArgumentException( 14441 "replacePreferredActivity expects filter to have no data authorities, " + 14442 "paths, or types; and at most one scheme."); 14443 } 14444 14445 final int callingUid = Binder.getCallingUid(); 14446 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14447 synchronized (mPackages) { 14448 if (mContext.checkCallingOrSelfPermission( 14449 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14450 != PackageManager.PERMISSION_GRANTED) { 14451 if (getUidTargetSdkVersionLockedLPr(callingUid) 14452 < Build.VERSION_CODES.FROYO) { 14453 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14454 + Binder.getCallingUid()); 14455 return; 14456 } 14457 mContext.enforceCallingOrSelfPermission( 14458 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14459 } 14460 14461 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14462 if (pir != null) { 14463 // Get all of the existing entries that exactly match this filter. 14464 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14465 if (existing != null && existing.size() == 1) { 14466 PreferredActivity cur = existing.get(0); 14467 if (DEBUG_PREFERRED) { 14468 Slog.i(TAG, "Checking replace of preferred:"); 14469 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14470 if (!cur.mPref.mAlways) { 14471 Slog.i(TAG, " -- CUR; not mAlways!"); 14472 } else { 14473 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14474 Slog.i(TAG, " -- CUR: mSet=" 14475 + Arrays.toString(cur.mPref.mSetComponents)); 14476 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14477 Slog.i(TAG, " -- NEW: mMatch=" 14478 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14479 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14480 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14481 } 14482 } 14483 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14484 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14485 && cur.mPref.sameSet(set)) { 14486 // Setting the preferred activity to what it happens to be already 14487 if (DEBUG_PREFERRED) { 14488 Slog.i(TAG, "Replacing with same preferred activity " 14489 + cur.mPref.mShortComponent + " for user " 14490 + userId + ":"); 14491 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14492 } 14493 return; 14494 } 14495 } 14496 14497 if (existing != null) { 14498 if (DEBUG_PREFERRED) { 14499 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14500 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14501 } 14502 for (int i = 0; i < existing.size(); i++) { 14503 PreferredActivity pa = existing.get(i); 14504 if (DEBUG_PREFERRED) { 14505 Slog.i(TAG, "Removing existing preferred activity " 14506 + pa.mPref.mComponent + ":"); 14507 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14508 } 14509 pir.removeFilter(pa); 14510 } 14511 } 14512 } 14513 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14514 "Replacing preferred"); 14515 } 14516 } 14517 14518 @Override 14519 public void clearPackagePreferredActivities(String packageName) { 14520 final int uid = Binder.getCallingUid(); 14521 // writer 14522 synchronized (mPackages) { 14523 PackageParser.Package pkg = mPackages.get(packageName); 14524 if (pkg == null || pkg.applicationInfo.uid != uid) { 14525 if (mContext.checkCallingOrSelfPermission( 14526 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14527 != PackageManager.PERMISSION_GRANTED) { 14528 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14529 < Build.VERSION_CODES.FROYO) { 14530 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14531 + Binder.getCallingUid()); 14532 return; 14533 } 14534 mContext.enforceCallingOrSelfPermission( 14535 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14536 } 14537 } 14538 14539 int user = UserHandle.getCallingUserId(); 14540 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14541 scheduleWritePackageRestrictionsLocked(user); 14542 } 14543 } 14544 } 14545 14546 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14547 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14548 ArrayList<PreferredActivity> removed = null; 14549 boolean changed = false; 14550 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14551 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14552 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14553 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14554 continue; 14555 } 14556 Iterator<PreferredActivity> it = pir.filterIterator(); 14557 while (it.hasNext()) { 14558 PreferredActivity pa = it.next(); 14559 // Mark entry for removal only if it matches the package name 14560 // and the entry is of type "always". 14561 if (packageName == null || 14562 (pa.mPref.mComponent.getPackageName().equals(packageName) 14563 && pa.mPref.mAlways)) { 14564 if (removed == null) { 14565 removed = new ArrayList<PreferredActivity>(); 14566 } 14567 removed.add(pa); 14568 } 14569 } 14570 if (removed != null) { 14571 for (int j=0; j<removed.size(); j++) { 14572 PreferredActivity pa = removed.get(j); 14573 pir.removeFilter(pa); 14574 } 14575 changed = true; 14576 } 14577 } 14578 return changed; 14579 } 14580 14581 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14582 private void clearIntentFilterVerificationsLPw(int userId) { 14583 final int packageCount = mPackages.size(); 14584 for (int i = 0; i < packageCount; i++) { 14585 PackageParser.Package pkg = mPackages.valueAt(i); 14586 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14587 } 14588 } 14589 14590 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14591 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14592 if (userId == UserHandle.USER_ALL) { 14593 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14594 sUserManager.getUserIds())) { 14595 for (int oneUserId : sUserManager.getUserIds()) { 14596 scheduleWritePackageRestrictionsLocked(oneUserId); 14597 } 14598 } 14599 } else { 14600 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14601 scheduleWritePackageRestrictionsLocked(userId); 14602 } 14603 } 14604 } 14605 14606 void clearDefaultBrowserIfNeeded(String packageName) { 14607 for (int oneUserId : sUserManager.getUserIds()) { 14608 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14609 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14610 if (packageName.equals(defaultBrowserPackageName)) { 14611 setDefaultBrowserPackageName(null, oneUserId); 14612 } 14613 } 14614 } 14615 14616 @Override 14617 public void resetApplicationPreferences(int userId) { 14618 mContext.enforceCallingOrSelfPermission( 14619 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14620 // writer 14621 synchronized (mPackages) { 14622 final long identity = Binder.clearCallingIdentity(); 14623 try { 14624 clearPackagePreferredActivitiesLPw(null, userId); 14625 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14626 // TODO: We have to reset the default SMS and Phone. This requires 14627 // significant refactoring to keep all default apps in the package 14628 // manager (cleaner but more work) or have the services provide 14629 // callbacks to the package manager to request a default app reset. 14630 applyFactoryDefaultBrowserLPw(userId); 14631 clearIntentFilterVerificationsLPw(userId); 14632 primeDomainVerificationsLPw(userId); 14633 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14634 scheduleWritePackageRestrictionsLocked(userId); 14635 } finally { 14636 Binder.restoreCallingIdentity(identity); 14637 } 14638 } 14639 } 14640 14641 @Override 14642 public int getPreferredActivities(List<IntentFilter> outFilters, 14643 List<ComponentName> outActivities, String packageName) { 14644 14645 int num = 0; 14646 final int userId = UserHandle.getCallingUserId(); 14647 // reader 14648 synchronized (mPackages) { 14649 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14650 if (pir != null) { 14651 final Iterator<PreferredActivity> it = pir.filterIterator(); 14652 while (it.hasNext()) { 14653 final PreferredActivity pa = it.next(); 14654 if (packageName == null 14655 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14656 && pa.mPref.mAlways)) { 14657 if (outFilters != null) { 14658 outFilters.add(new IntentFilter(pa)); 14659 } 14660 if (outActivities != null) { 14661 outActivities.add(pa.mPref.mComponent); 14662 } 14663 } 14664 } 14665 } 14666 } 14667 14668 return num; 14669 } 14670 14671 @Override 14672 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14673 int userId) { 14674 int callingUid = Binder.getCallingUid(); 14675 if (callingUid != Process.SYSTEM_UID) { 14676 throw new SecurityException( 14677 "addPersistentPreferredActivity can only be run by the system"); 14678 } 14679 if (filter.countActions() == 0) { 14680 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14681 return; 14682 } 14683 synchronized (mPackages) { 14684 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14685 " :"); 14686 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14687 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14688 new PersistentPreferredActivity(filter, activity)); 14689 scheduleWritePackageRestrictionsLocked(userId); 14690 } 14691 } 14692 14693 @Override 14694 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14695 int callingUid = Binder.getCallingUid(); 14696 if (callingUid != Process.SYSTEM_UID) { 14697 throw new SecurityException( 14698 "clearPackagePersistentPreferredActivities can only be run by the system"); 14699 } 14700 ArrayList<PersistentPreferredActivity> removed = null; 14701 boolean changed = false; 14702 synchronized (mPackages) { 14703 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14704 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14705 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14706 .valueAt(i); 14707 if (userId != thisUserId) { 14708 continue; 14709 } 14710 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14711 while (it.hasNext()) { 14712 PersistentPreferredActivity ppa = it.next(); 14713 // Mark entry for removal only if it matches the package name. 14714 if (ppa.mComponent.getPackageName().equals(packageName)) { 14715 if (removed == null) { 14716 removed = new ArrayList<PersistentPreferredActivity>(); 14717 } 14718 removed.add(ppa); 14719 } 14720 } 14721 if (removed != null) { 14722 for (int j=0; j<removed.size(); j++) { 14723 PersistentPreferredActivity ppa = removed.get(j); 14724 ppir.removeFilter(ppa); 14725 } 14726 changed = true; 14727 } 14728 } 14729 14730 if (changed) { 14731 scheduleWritePackageRestrictionsLocked(userId); 14732 } 14733 } 14734 } 14735 14736 /** 14737 * Common machinery for picking apart a restored XML blob and passing 14738 * it to a caller-supplied functor to be applied to the running system. 14739 */ 14740 private void restoreFromXml(XmlPullParser parser, int userId, 14741 String expectedStartTag, BlobXmlRestorer functor) 14742 throws IOException, XmlPullParserException { 14743 int type; 14744 while ((type = parser.next()) != XmlPullParser.START_TAG 14745 && type != XmlPullParser.END_DOCUMENT) { 14746 } 14747 if (type != XmlPullParser.START_TAG) { 14748 // oops didn't find a start tag?! 14749 if (DEBUG_BACKUP) { 14750 Slog.e(TAG, "Didn't find start tag during restore"); 14751 } 14752 return; 14753 } 14754 14755 // this is supposed to be TAG_PREFERRED_BACKUP 14756 if (!expectedStartTag.equals(parser.getName())) { 14757 if (DEBUG_BACKUP) { 14758 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14759 } 14760 return; 14761 } 14762 14763 // skip interfering stuff, then we're aligned with the backing implementation 14764 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14765 functor.apply(parser, userId); 14766 } 14767 14768 private interface BlobXmlRestorer { 14769 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14770 } 14771 14772 /** 14773 * Non-Binder method, support for the backup/restore mechanism: write the 14774 * full set of preferred activities in its canonical XML format. Returns the 14775 * XML output as a byte array, or null if there is none. 14776 */ 14777 @Override 14778 public byte[] getPreferredActivityBackup(int userId) { 14779 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14780 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14781 } 14782 14783 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14784 try { 14785 final XmlSerializer serializer = new FastXmlSerializer(); 14786 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14787 serializer.startDocument(null, true); 14788 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14789 14790 synchronized (mPackages) { 14791 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14792 } 14793 14794 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14795 serializer.endDocument(); 14796 serializer.flush(); 14797 } catch (Exception e) { 14798 if (DEBUG_BACKUP) { 14799 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14800 } 14801 return null; 14802 } 14803 14804 return dataStream.toByteArray(); 14805 } 14806 14807 @Override 14808 public void restorePreferredActivities(byte[] backup, int userId) { 14809 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14810 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14811 } 14812 14813 try { 14814 final XmlPullParser parser = Xml.newPullParser(); 14815 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14816 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14817 new BlobXmlRestorer() { 14818 @Override 14819 public void apply(XmlPullParser parser, int userId) 14820 throws XmlPullParserException, IOException { 14821 synchronized (mPackages) { 14822 mSettings.readPreferredActivitiesLPw(parser, userId); 14823 } 14824 } 14825 } ); 14826 } catch (Exception e) { 14827 if (DEBUG_BACKUP) { 14828 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14829 } 14830 } 14831 } 14832 14833 /** 14834 * Non-Binder method, support for the backup/restore mechanism: write the 14835 * default browser (etc) settings in its canonical XML format. Returns the default 14836 * browser XML representation as a byte array, or null if there is none. 14837 */ 14838 @Override 14839 public byte[] getDefaultAppsBackup(int userId) { 14840 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14841 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14842 } 14843 14844 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14845 try { 14846 final XmlSerializer serializer = new FastXmlSerializer(); 14847 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14848 serializer.startDocument(null, true); 14849 serializer.startTag(null, TAG_DEFAULT_APPS); 14850 14851 synchronized (mPackages) { 14852 mSettings.writeDefaultAppsLPr(serializer, userId); 14853 } 14854 14855 serializer.endTag(null, TAG_DEFAULT_APPS); 14856 serializer.endDocument(); 14857 serializer.flush(); 14858 } catch (Exception e) { 14859 if (DEBUG_BACKUP) { 14860 Slog.e(TAG, "Unable to write default apps for backup", e); 14861 } 14862 return null; 14863 } 14864 14865 return dataStream.toByteArray(); 14866 } 14867 14868 @Override 14869 public void restoreDefaultApps(byte[] backup, int userId) { 14870 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14871 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14872 } 14873 14874 try { 14875 final XmlPullParser parser = Xml.newPullParser(); 14876 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14877 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14878 new BlobXmlRestorer() { 14879 @Override 14880 public void apply(XmlPullParser parser, int userId) 14881 throws XmlPullParserException, IOException { 14882 synchronized (mPackages) { 14883 mSettings.readDefaultAppsLPw(parser, userId); 14884 } 14885 } 14886 } ); 14887 } catch (Exception e) { 14888 if (DEBUG_BACKUP) { 14889 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14890 } 14891 } 14892 } 14893 14894 @Override 14895 public byte[] getIntentFilterVerificationBackup(int userId) { 14896 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14897 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14898 } 14899 14900 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14901 try { 14902 final XmlSerializer serializer = new FastXmlSerializer(); 14903 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14904 serializer.startDocument(null, true); 14905 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14906 14907 synchronized (mPackages) { 14908 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14909 } 14910 14911 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14912 serializer.endDocument(); 14913 serializer.flush(); 14914 } catch (Exception e) { 14915 if (DEBUG_BACKUP) { 14916 Slog.e(TAG, "Unable to write default apps for backup", e); 14917 } 14918 return null; 14919 } 14920 14921 return dataStream.toByteArray(); 14922 } 14923 14924 @Override 14925 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14926 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14927 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14928 } 14929 14930 try { 14931 final XmlPullParser parser = Xml.newPullParser(); 14932 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14933 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14934 new BlobXmlRestorer() { 14935 @Override 14936 public void apply(XmlPullParser parser, int userId) 14937 throws XmlPullParserException, IOException { 14938 synchronized (mPackages) { 14939 mSettings.readAllDomainVerificationsLPr(parser, userId); 14940 mSettings.writeLPr(); 14941 } 14942 } 14943 } ); 14944 } catch (Exception e) { 14945 if (DEBUG_BACKUP) { 14946 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14947 } 14948 } 14949 } 14950 14951 @Override 14952 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14953 int sourceUserId, int targetUserId, int flags) { 14954 mContext.enforceCallingOrSelfPermission( 14955 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14956 int callingUid = Binder.getCallingUid(); 14957 enforceOwnerRights(ownerPackage, callingUid); 14958 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14959 if (intentFilter.countActions() == 0) { 14960 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14961 return; 14962 } 14963 synchronized (mPackages) { 14964 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14965 ownerPackage, targetUserId, flags); 14966 CrossProfileIntentResolver resolver = 14967 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14968 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14969 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14970 if (existing != null) { 14971 int size = existing.size(); 14972 for (int i = 0; i < size; i++) { 14973 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14974 return; 14975 } 14976 } 14977 } 14978 resolver.addFilter(newFilter); 14979 scheduleWritePackageRestrictionsLocked(sourceUserId); 14980 } 14981 } 14982 14983 @Override 14984 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14985 mContext.enforceCallingOrSelfPermission( 14986 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14987 int callingUid = Binder.getCallingUid(); 14988 enforceOwnerRights(ownerPackage, callingUid); 14989 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14990 synchronized (mPackages) { 14991 CrossProfileIntentResolver resolver = 14992 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14993 ArraySet<CrossProfileIntentFilter> set = 14994 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14995 for (CrossProfileIntentFilter filter : set) { 14996 if (filter.getOwnerPackage().equals(ownerPackage)) { 14997 resolver.removeFilter(filter); 14998 } 14999 } 15000 scheduleWritePackageRestrictionsLocked(sourceUserId); 15001 } 15002 } 15003 15004 // Enforcing that callingUid is owning pkg on userId 15005 private void enforceOwnerRights(String pkg, int callingUid) { 15006 // The system owns everything. 15007 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 15008 return; 15009 } 15010 int callingUserId = UserHandle.getUserId(callingUid); 15011 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15012 if (pi == null) { 15013 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15014 + callingUserId); 15015 } 15016 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15017 throw new SecurityException("Calling uid " + callingUid 15018 + " does not own package " + pkg); 15019 } 15020 } 15021 15022 @Override 15023 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15024 Intent intent = new Intent(Intent.ACTION_MAIN); 15025 intent.addCategory(Intent.CATEGORY_HOME); 15026 15027 final int callingUserId = UserHandle.getCallingUserId(); 15028 List<ResolveInfo> list = queryIntentActivities(intent, null, 15029 PackageManager.GET_META_DATA, callingUserId); 15030 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15031 true, false, false, callingUserId); 15032 15033 allHomeCandidates.clear(); 15034 if (list != null) { 15035 for (ResolveInfo ri : list) { 15036 allHomeCandidates.add(ri); 15037 } 15038 } 15039 return (preferred == null || preferred.activityInfo == null) 15040 ? null 15041 : new ComponentName(preferred.activityInfo.packageName, 15042 preferred.activityInfo.name); 15043 } 15044 15045 @Override 15046 public void setApplicationEnabledSetting(String appPackageName, 15047 int newState, int flags, int userId, String callingPackage) { 15048 if (!sUserManager.exists(userId)) return; 15049 if (callingPackage == null) { 15050 callingPackage = Integer.toString(Binder.getCallingUid()); 15051 } 15052 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15053 } 15054 15055 @Override 15056 public void setComponentEnabledSetting(ComponentName componentName, 15057 int newState, int flags, int userId) { 15058 if (!sUserManager.exists(userId)) return; 15059 setEnabledSetting(componentName.getPackageName(), 15060 componentName.getClassName(), newState, flags, userId, null); 15061 } 15062 15063 private void setEnabledSetting(final String packageName, String className, int newState, 15064 final int flags, int userId, String callingPackage) { 15065 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15066 || newState == COMPONENT_ENABLED_STATE_ENABLED 15067 || newState == COMPONENT_ENABLED_STATE_DISABLED 15068 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15069 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15070 throw new IllegalArgumentException("Invalid new component state: " 15071 + newState); 15072 } 15073 PackageSetting pkgSetting; 15074 final int uid = Binder.getCallingUid(); 15075 final int permission = mContext.checkCallingOrSelfPermission( 15076 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15077 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15078 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15079 boolean sendNow = false; 15080 boolean isApp = (className == null); 15081 String componentName = isApp ? packageName : className; 15082 int packageUid = -1; 15083 ArrayList<String> components; 15084 15085 // writer 15086 synchronized (mPackages) { 15087 pkgSetting = mSettings.mPackages.get(packageName); 15088 if (pkgSetting == null) { 15089 if (className == null) { 15090 throw new IllegalArgumentException( 15091 "Unknown package: " + packageName); 15092 } 15093 throw new IllegalArgumentException( 15094 "Unknown component: " + packageName 15095 + "/" + className); 15096 } 15097 // Allow root and verify that userId is not being specified by a different user 15098 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15099 throw new SecurityException( 15100 "Permission Denial: attempt to change component state from pid=" 15101 + Binder.getCallingPid() 15102 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15103 } 15104 if (className == null) { 15105 // We're dealing with an application/package level state change 15106 if (pkgSetting.getEnabled(userId) == newState) { 15107 // Nothing to do 15108 return; 15109 } 15110 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15111 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15112 // Don't care about who enables an app. 15113 callingPackage = null; 15114 } 15115 pkgSetting.setEnabled(newState, userId, callingPackage); 15116 // pkgSetting.pkg.mSetEnabled = newState; 15117 } else { 15118 // We're dealing with a component level state change 15119 // First, verify that this is a valid class name. 15120 PackageParser.Package pkg = pkgSetting.pkg; 15121 if (pkg == null || !pkg.hasComponentClassName(className)) { 15122 if (pkg != null && 15123 pkg.applicationInfo.targetSdkVersion >= 15124 Build.VERSION_CODES.JELLY_BEAN) { 15125 throw new IllegalArgumentException("Component class " + className 15126 + " does not exist in " + packageName); 15127 } else { 15128 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15129 + className + " does not exist in " + packageName); 15130 } 15131 } 15132 switch (newState) { 15133 case COMPONENT_ENABLED_STATE_ENABLED: 15134 if (!pkgSetting.enableComponentLPw(className, userId)) { 15135 return; 15136 } 15137 break; 15138 case COMPONENT_ENABLED_STATE_DISABLED: 15139 if (!pkgSetting.disableComponentLPw(className, userId)) { 15140 return; 15141 } 15142 break; 15143 case COMPONENT_ENABLED_STATE_DEFAULT: 15144 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15145 return; 15146 } 15147 break; 15148 default: 15149 Slog.e(TAG, "Invalid new component state: " + newState); 15150 return; 15151 } 15152 } 15153 scheduleWritePackageRestrictionsLocked(userId); 15154 components = mPendingBroadcasts.get(userId, packageName); 15155 final boolean newPackage = components == null; 15156 if (newPackage) { 15157 components = new ArrayList<String>(); 15158 } 15159 if (!components.contains(componentName)) { 15160 components.add(componentName); 15161 } 15162 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15163 sendNow = true; 15164 // Purge entry from pending broadcast list if another one exists already 15165 // since we are sending one right away. 15166 mPendingBroadcasts.remove(userId, packageName); 15167 } else { 15168 if (newPackage) { 15169 mPendingBroadcasts.put(userId, packageName, components); 15170 } 15171 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15172 // Schedule a message 15173 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15174 } 15175 } 15176 } 15177 15178 long callingId = Binder.clearCallingIdentity(); 15179 try { 15180 if (sendNow) { 15181 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15182 sendPackageChangedBroadcast(packageName, 15183 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15184 } 15185 } finally { 15186 Binder.restoreCallingIdentity(callingId); 15187 } 15188 } 15189 15190 private void sendPackageChangedBroadcast(String packageName, 15191 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15192 if (DEBUG_INSTALL) 15193 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15194 + componentNames); 15195 Bundle extras = new Bundle(4); 15196 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15197 String nameList[] = new String[componentNames.size()]; 15198 componentNames.toArray(nameList); 15199 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15200 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15201 extras.putInt(Intent.EXTRA_UID, packageUid); 15202 // If this is not reporting a change of the overall package, then only send it 15203 // to registered receivers. We don't want to launch a swath of apps for every 15204 // little component state change. 15205 final int flags = !componentNames.contains(packageName) 15206 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15207 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15208 new int[] {UserHandle.getUserId(packageUid)}); 15209 } 15210 15211 @Override 15212 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15213 if (!sUserManager.exists(userId)) return; 15214 final int uid = Binder.getCallingUid(); 15215 final int permission = mContext.checkCallingOrSelfPermission( 15216 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15217 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15218 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15219 // writer 15220 synchronized (mPackages) { 15221 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15222 allowedByPermission, uid, userId)) { 15223 scheduleWritePackageRestrictionsLocked(userId); 15224 } 15225 } 15226 } 15227 15228 @Override 15229 public String getInstallerPackageName(String packageName) { 15230 // reader 15231 synchronized (mPackages) { 15232 return mSettings.getInstallerPackageNameLPr(packageName); 15233 } 15234 } 15235 15236 @Override 15237 public int getApplicationEnabledSetting(String packageName, int userId) { 15238 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15239 int uid = Binder.getCallingUid(); 15240 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15241 // reader 15242 synchronized (mPackages) { 15243 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15244 } 15245 } 15246 15247 @Override 15248 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15249 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15250 int uid = Binder.getCallingUid(); 15251 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15252 // reader 15253 synchronized (mPackages) { 15254 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15255 } 15256 } 15257 15258 @Override 15259 public void enterSafeMode() { 15260 enforceSystemOrRoot("Only the system can request entering safe mode"); 15261 15262 if (!mSystemReady) { 15263 mSafeMode = true; 15264 } 15265 } 15266 15267 @Override 15268 public void systemReady() { 15269 mSystemReady = true; 15270 15271 // Read the compatibilty setting when the system is ready. 15272 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15273 mContext.getContentResolver(), 15274 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15275 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15276 if (DEBUG_SETTINGS) { 15277 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15278 } 15279 15280 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15281 15282 synchronized (mPackages) { 15283 // Verify that all of the preferred activity components actually 15284 // exist. It is possible for applications to be updated and at 15285 // that point remove a previously declared activity component that 15286 // had been set as a preferred activity. We try to clean this up 15287 // the next time we encounter that preferred activity, but it is 15288 // possible for the user flow to never be able to return to that 15289 // situation so here we do a sanity check to make sure we haven't 15290 // left any junk around. 15291 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15292 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15293 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15294 removed.clear(); 15295 for (PreferredActivity pa : pir.filterSet()) { 15296 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15297 removed.add(pa); 15298 } 15299 } 15300 if (removed.size() > 0) { 15301 for (int r=0; r<removed.size(); r++) { 15302 PreferredActivity pa = removed.get(r); 15303 Slog.w(TAG, "Removing dangling preferred activity: " 15304 + pa.mPref.mComponent); 15305 pir.removeFilter(pa); 15306 } 15307 mSettings.writePackageRestrictionsLPr( 15308 mSettings.mPreferredActivities.keyAt(i)); 15309 } 15310 } 15311 15312 for (int userId : UserManagerService.getInstance().getUserIds()) { 15313 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15314 grantPermissionsUserIds = ArrayUtils.appendInt( 15315 grantPermissionsUserIds, userId); 15316 } 15317 } 15318 } 15319 sUserManager.systemReady(); 15320 15321 // If we upgraded grant all default permissions before kicking off. 15322 for (int userId : grantPermissionsUserIds) { 15323 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15324 } 15325 15326 // Kick off any messages waiting for system ready 15327 if (mPostSystemReadyMessages != null) { 15328 for (Message msg : mPostSystemReadyMessages) { 15329 msg.sendToTarget(); 15330 } 15331 mPostSystemReadyMessages = null; 15332 } 15333 15334 // Watch for external volumes that come and go over time 15335 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15336 storage.registerListener(mStorageListener); 15337 15338 mInstallerService.systemReady(); 15339 mPackageDexOptimizer.systemReady(); 15340 15341 MountServiceInternal mountServiceInternal = LocalServices.getService( 15342 MountServiceInternal.class); 15343 mountServiceInternal.addExternalStoragePolicy( 15344 new MountServiceInternal.ExternalStorageMountPolicy() { 15345 @Override 15346 public int getMountMode(int uid, String packageName) { 15347 if (Process.isIsolated(uid)) { 15348 return Zygote.MOUNT_EXTERNAL_NONE; 15349 } 15350 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15351 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15352 } 15353 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15354 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15355 } 15356 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15357 return Zygote.MOUNT_EXTERNAL_READ; 15358 } 15359 return Zygote.MOUNT_EXTERNAL_WRITE; 15360 } 15361 15362 @Override 15363 public boolean hasExternalStorage(int uid, String packageName) { 15364 return true; 15365 } 15366 }); 15367 } 15368 15369 @Override 15370 public boolean isSafeMode() { 15371 return mSafeMode; 15372 } 15373 15374 @Override 15375 public boolean hasSystemUidErrors() { 15376 return mHasSystemUidErrors; 15377 } 15378 15379 static String arrayToString(int[] array) { 15380 StringBuffer buf = new StringBuffer(128); 15381 buf.append('['); 15382 if (array != null) { 15383 for (int i=0; i<array.length; i++) { 15384 if (i > 0) buf.append(", "); 15385 buf.append(array[i]); 15386 } 15387 } 15388 buf.append(']'); 15389 return buf.toString(); 15390 } 15391 15392 static class DumpState { 15393 public static final int DUMP_LIBS = 1 << 0; 15394 public static final int DUMP_FEATURES = 1 << 1; 15395 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15396 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15397 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15398 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15399 public static final int DUMP_PERMISSIONS = 1 << 6; 15400 public static final int DUMP_PACKAGES = 1 << 7; 15401 public static final int DUMP_SHARED_USERS = 1 << 8; 15402 public static final int DUMP_MESSAGES = 1 << 9; 15403 public static final int DUMP_PROVIDERS = 1 << 10; 15404 public static final int DUMP_VERIFIERS = 1 << 11; 15405 public static final int DUMP_PREFERRED = 1 << 12; 15406 public static final int DUMP_PREFERRED_XML = 1 << 13; 15407 public static final int DUMP_KEYSETS = 1 << 14; 15408 public static final int DUMP_VERSION = 1 << 15; 15409 public static final int DUMP_INSTALLS = 1 << 16; 15410 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15411 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15412 15413 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15414 15415 private int mTypes; 15416 15417 private int mOptions; 15418 15419 private boolean mTitlePrinted; 15420 15421 private SharedUserSetting mSharedUser; 15422 15423 public boolean isDumping(int type) { 15424 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15425 return true; 15426 } 15427 15428 return (mTypes & type) != 0; 15429 } 15430 15431 public void setDump(int type) { 15432 mTypes |= type; 15433 } 15434 15435 public boolean isOptionEnabled(int option) { 15436 return (mOptions & option) != 0; 15437 } 15438 15439 public void setOptionEnabled(int option) { 15440 mOptions |= option; 15441 } 15442 15443 public boolean onTitlePrinted() { 15444 final boolean printed = mTitlePrinted; 15445 mTitlePrinted = true; 15446 return printed; 15447 } 15448 15449 public boolean getTitlePrinted() { 15450 return mTitlePrinted; 15451 } 15452 15453 public void setTitlePrinted(boolean enabled) { 15454 mTitlePrinted = enabled; 15455 } 15456 15457 public SharedUserSetting getSharedUser() { 15458 return mSharedUser; 15459 } 15460 15461 public void setSharedUser(SharedUserSetting user) { 15462 mSharedUser = user; 15463 } 15464 } 15465 15466 @Override 15467 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15468 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15469 (new PackageManagerShellCommand(this)).exec( 15470 this, in, out, err, args, resultReceiver); 15471 } 15472 15473 @Override 15474 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15475 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15476 != PackageManager.PERMISSION_GRANTED) { 15477 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15478 + Binder.getCallingPid() 15479 + ", uid=" + Binder.getCallingUid() 15480 + " without permission " 15481 + android.Manifest.permission.DUMP); 15482 return; 15483 } 15484 15485 DumpState dumpState = new DumpState(); 15486 boolean fullPreferred = false; 15487 boolean checkin = false; 15488 15489 String packageName = null; 15490 ArraySet<String> permissionNames = null; 15491 15492 int opti = 0; 15493 while (opti < args.length) { 15494 String opt = args[opti]; 15495 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15496 break; 15497 } 15498 opti++; 15499 15500 if ("-a".equals(opt)) { 15501 // Right now we only know how to print all. 15502 } else if ("-h".equals(opt)) { 15503 pw.println("Package manager dump options:"); 15504 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15505 pw.println(" --checkin: dump for a checkin"); 15506 pw.println(" -f: print details of intent filters"); 15507 pw.println(" -h: print this help"); 15508 pw.println(" cmd may be one of:"); 15509 pw.println(" l[ibraries]: list known shared libraries"); 15510 pw.println(" f[eatures]: list device features"); 15511 pw.println(" k[eysets]: print known keysets"); 15512 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15513 pw.println(" perm[issions]: dump permissions"); 15514 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15515 pw.println(" pref[erred]: print preferred package settings"); 15516 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15517 pw.println(" prov[iders]: dump content providers"); 15518 pw.println(" p[ackages]: dump installed packages"); 15519 pw.println(" s[hared-users]: dump shared user IDs"); 15520 pw.println(" m[essages]: print collected runtime messages"); 15521 pw.println(" v[erifiers]: print package verifier info"); 15522 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15523 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15524 pw.println(" version: print database version info"); 15525 pw.println(" write: write current settings now"); 15526 pw.println(" installs: details about install sessions"); 15527 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15528 pw.println(" <package.name>: info about given package"); 15529 return; 15530 } else if ("--checkin".equals(opt)) { 15531 checkin = true; 15532 } else if ("-f".equals(opt)) { 15533 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15534 } else { 15535 pw.println("Unknown argument: " + opt + "; use -h for help"); 15536 } 15537 } 15538 15539 // Is the caller requesting to dump a particular piece of data? 15540 if (opti < args.length) { 15541 String cmd = args[opti]; 15542 opti++; 15543 // Is this a package name? 15544 if ("android".equals(cmd) || cmd.contains(".")) { 15545 packageName = cmd; 15546 // When dumping a single package, we always dump all of its 15547 // filter information since the amount of data will be reasonable. 15548 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15549 } else if ("check-permission".equals(cmd)) { 15550 if (opti >= args.length) { 15551 pw.println("Error: check-permission missing permission argument"); 15552 return; 15553 } 15554 String perm = args[opti]; 15555 opti++; 15556 if (opti >= args.length) { 15557 pw.println("Error: check-permission missing package argument"); 15558 return; 15559 } 15560 String pkg = args[opti]; 15561 opti++; 15562 int user = UserHandle.getUserId(Binder.getCallingUid()); 15563 if (opti < args.length) { 15564 try { 15565 user = Integer.parseInt(args[opti]); 15566 } catch (NumberFormatException e) { 15567 pw.println("Error: check-permission user argument is not a number: " 15568 + args[opti]); 15569 return; 15570 } 15571 } 15572 pw.println(checkPermission(perm, pkg, user)); 15573 return; 15574 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15575 dumpState.setDump(DumpState.DUMP_LIBS); 15576 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15577 dumpState.setDump(DumpState.DUMP_FEATURES); 15578 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15579 if (opti >= args.length) { 15580 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15581 | DumpState.DUMP_SERVICE_RESOLVERS 15582 | DumpState.DUMP_RECEIVER_RESOLVERS 15583 | DumpState.DUMP_CONTENT_RESOLVERS); 15584 } else { 15585 while (opti < args.length) { 15586 String name = args[opti]; 15587 if ("a".equals(name) || "activity".equals(name)) { 15588 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15589 } else if ("s".equals(name) || "service".equals(name)) { 15590 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15591 } else if ("r".equals(name) || "receiver".equals(name)) { 15592 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15593 } else if ("c".equals(name) || "content".equals(name)) { 15594 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15595 } else { 15596 pw.println("Error: unknown resolver table type: " + name); 15597 return; 15598 } 15599 opti++; 15600 } 15601 } 15602 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15603 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15604 } else if ("permission".equals(cmd)) { 15605 if (opti >= args.length) { 15606 pw.println("Error: permission requires permission name"); 15607 return; 15608 } 15609 permissionNames = new ArraySet<>(); 15610 while (opti < args.length) { 15611 permissionNames.add(args[opti]); 15612 opti++; 15613 } 15614 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15615 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15616 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15617 dumpState.setDump(DumpState.DUMP_PREFERRED); 15618 } else if ("preferred-xml".equals(cmd)) { 15619 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15620 if (opti < args.length && "--full".equals(args[opti])) { 15621 fullPreferred = true; 15622 opti++; 15623 } 15624 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15625 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15626 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15627 dumpState.setDump(DumpState.DUMP_PACKAGES); 15628 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15629 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15630 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15631 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15632 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15633 dumpState.setDump(DumpState.DUMP_MESSAGES); 15634 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15635 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15636 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15637 || "intent-filter-verifiers".equals(cmd)) { 15638 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15639 } else if ("version".equals(cmd)) { 15640 dumpState.setDump(DumpState.DUMP_VERSION); 15641 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15642 dumpState.setDump(DumpState.DUMP_KEYSETS); 15643 } else if ("installs".equals(cmd)) { 15644 dumpState.setDump(DumpState.DUMP_INSTALLS); 15645 } else if ("write".equals(cmd)) { 15646 synchronized (mPackages) { 15647 mSettings.writeLPr(); 15648 pw.println("Settings written."); 15649 return; 15650 } 15651 } 15652 } 15653 15654 if (checkin) { 15655 pw.println("vers,1"); 15656 } 15657 15658 // reader 15659 synchronized (mPackages) { 15660 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15661 if (!checkin) { 15662 if (dumpState.onTitlePrinted()) 15663 pw.println(); 15664 pw.println("Database versions:"); 15665 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15666 } 15667 } 15668 15669 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15670 if (!checkin) { 15671 if (dumpState.onTitlePrinted()) 15672 pw.println(); 15673 pw.println("Verifiers:"); 15674 pw.print(" Required: "); 15675 pw.print(mRequiredVerifierPackage); 15676 pw.print(" (uid="); 15677 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15678 pw.println(")"); 15679 } else if (mRequiredVerifierPackage != null) { 15680 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15681 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15682 } 15683 } 15684 15685 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15686 packageName == null) { 15687 if (mIntentFilterVerifierComponent != null) { 15688 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15689 if (!checkin) { 15690 if (dumpState.onTitlePrinted()) 15691 pw.println(); 15692 pw.println("Intent Filter Verifier:"); 15693 pw.print(" Using: "); 15694 pw.print(verifierPackageName); 15695 pw.print(" (uid="); 15696 pw.print(getPackageUid(verifierPackageName, 0)); 15697 pw.println(")"); 15698 } else if (verifierPackageName != null) { 15699 pw.print("ifv,"); pw.print(verifierPackageName); 15700 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15701 } 15702 } else { 15703 pw.println(); 15704 pw.println("No Intent Filter Verifier available!"); 15705 } 15706 } 15707 15708 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15709 boolean printedHeader = false; 15710 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15711 while (it.hasNext()) { 15712 String name = it.next(); 15713 SharedLibraryEntry ent = mSharedLibraries.get(name); 15714 if (!checkin) { 15715 if (!printedHeader) { 15716 if (dumpState.onTitlePrinted()) 15717 pw.println(); 15718 pw.println("Libraries:"); 15719 printedHeader = true; 15720 } 15721 pw.print(" "); 15722 } else { 15723 pw.print("lib,"); 15724 } 15725 pw.print(name); 15726 if (!checkin) { 15727 pw.print(" -> "); 15728 } 15729 if (ent.path != null) { 15730 if (!checkin) { 15731 pw.print("(jar) "); 15732 pw.print(ent.path); 15733 } else { 15734 pw.print(",jar,"); 15735 pw.print(ent.path); 15736 } 15737 } else { 15738 if (!checkin) { 15739 pw.print("(apk) "); 15740 pw.print(ent.apk); 15741 } else { 15742 pw.print(",apk,"); 15743 pw.print(ent.apk); 15744 } 15745 } 15746 pw.println(); 15747 } 15748 } 15749 15750 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15751 if (dumpState.onTitlePrinted()) 15752 pw.println(); 15753 if (!checkin) { 15754 pw.println("Features:"); 15755 } 15756 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15757 while (it.hasNext()) { 15758 String name = it.next(); 15759 if (!checkin) { 15760 pw.print(" "); 15761 } else { 15762 pw.print("feat,"); 15763 } 15764 pw.println(name); 15765 } 15766 } 15767 15768 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15769 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15770 : "Activity Resolver Table:", " ", packageName, 15771 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15772 dumpState.setTitlePrinted(true); 15773 } 15774 } 15775 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15776 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15777 : "Receiver Resolver Table:", " ", packageName, 15778 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15779 dumpState.setTitlePrinted(true); 15780 } 15781 } 15782 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15783 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15784 : "Service Resolver Table:", " ", packageName, 15785 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15786 dumpState.setTitlePrinted(true); 15787 } 15788 } 15789 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15790 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15791 : "Provider Resolver Table:", " ", packageName, 15792 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15793 dumpState.setTitlePrinted(true); 15794 } 15795 } 15796 15797 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15798 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15799 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15800 int user = mSettings.mPreferredActivities.keyAt(i); 15801 if (pir.dump(pw, 15802 dumpState.getTitlePrinted() 15803 ? "\nPreferred Activities User " + user + ":" 15804 : "Preferred Activities User " + user + ":", " ", 15805 packageName, true, false)) { 15806 dumpState.setTitlePrinted(true); 15807 } 15808 } 15809 } 15810 15811 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15812 pw.flush(); 15813 FileOutputStream fout = new FileOutputStream(fd); 15814 BufferedOutputStream str = new BufferedOutputStream(fout); 15815 XmlSerializer serializer = new FastXmlSerializer(); 15816 try { 15817 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15818 serializer.startDocument(null, true); 15819 serializer.setFeature( 15820 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15821 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15822 serializer.endDocument(); 15823 serializer.flush(); 15824 } catch (IllegalArgumentException e) { 15825 pw.println("Failed writing: " + e); 15826 } catch (IllegalStateException e) { 15827 pw.println("Failed writing: " + e); 15828 } catch (IOException e) { 15829 pw.println("Failed writing: " + e); 15830 } 15831 } 15832 15833 if (!checkin 15834 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15835 && packageName == null) { 15836 pw.println(); 15837 int count = mSettings.mPackages.size(); 15838 if (count == 0) { 15839 pw.println("No applications!"); 15840 pw.println(); 15841 } else { 15842 final String prefix = " "; 15843 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15844 if (allPackageSettings.size() == 0) { 15845 pw.println("No domain preferred apps!"); 15846 pw.println(); 15847 } else { 15848 pw.println("App verification status:"); 15849 pw.println(); 15850 count = 0; 15851 for (PackageSetting ps : allPackageSettings) { 15852 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15853 if (ivi == null || ivi.getPackageName() == null) continue; 15854 pw.println(prefix + "Package: " + ivi.getPackageName()); 15855 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15856 pw.println(prefix + "Status: " + ivi.getStatusString()); 15857 pw.println(); 15858 count++; 15859 } 15860 if (count == 0) { 15861 pw.println(prefix + "No app verification established."); 15862 pw.println(); 15863 } 15864 for (int userId : sUserManager.getUserIds()) { 15865 pw.println("App linkages for user " + userId + ":"); 15866 pw.println(); 15867 count = 0; 15868 for (PackageSetting ps : allPackageSettings) { 15869 final long status = ps.getDomainVerificationStatusForUser(userId); 15870 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15871 continue; 15872 } 15873 pw.println(prefix + "Package: " + ps.name); 15874 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15875 String statusStr = IntentFilterVerificationInfo. 15876 getStatusStringFromValue(status); 15877 pw.println(prefix + "Status: " + statusStr); 15878 pw.println(); 15879 count++; 15880 } 15881 if (count == 0) { 15882 pw.println(prefix + "No configured app linkages."); 15883 pw.println(); 15884 } 15885 } 15886 } 15887 } 15888 } 15889 15890 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15891 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15892 if (packageName == null && permissionNames == null) { 15893 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15894 if (iperm == 0) { 15895 if (dumpState.onTitlePrinted()) 15896 pw.println(); 15897 pw.println("AppOp Permissions:"); 15898 } 15899 pw.print(" AppOp Permission "); 15900 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15901 pw.println(":"); 15902 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15903 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15904 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15905 } 15906 } 15907 } 15908 } 15909 15910 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15911 boolean printedSomething = false; 15912 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15913 if (packageName != null && !packageName.equals(p.info.packageName)) { 15914 continue; 15915 } 15916 if (!printedSomething) { 15917 if (dumpState.onTitlePrinted()) 15918 pw.println(); 15919 pw.println("Registered ContentProviders:"); 15920 printedSomething = true; 15921 } 15922 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15923 pw.print(" "); pw.println(p.toString()); 15924 } 15925 printedSomething = false; 15926 for (Map.Entry<String, PackageParser.Provider> entry : 15927 mProvidersByAuthority.entrySet()) { 15928 PackageParser.Provider p = entry.getValue(); 15929 if (packageName != null && !packageName.equals(p.info.packageName)) { 15930 continue; 15931 } 15932 if (!printedSomething) { 15933 if (dumpState.onTitlePrinted()) 15934 pw.println(); 15935 pw.println("ContentProvider Authorities:"); 15936 printedSomething = true; 15937 } 15938 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15939 pw.print(" "); pw.println(p.toString()); 15940 if (p.info != null && p.info.applicationInfo != null) { 15941 final String appInfo = p.info.applicationInfo.toString(); 15942 pw.print(" applicationInfo="); pw.println(appInfo); 15943 } 15944 } 15945 } 15946 15947 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15948 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15949 } 15950 15951 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15952 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15953 } 15954 15955 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15956 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15957 } 15958 15959 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15960 // XXX should handle packageName != null by dumping only install data that 15961 // the given package is involved with. 15962 if (dumpState.onTitlePrinted()) pw.println(); 15963 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15964 } 15965 15966 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15967 if (dumpState.onTitlePrinted()) pw.println(); 15968 mSettings.dumpReadMessagesLPr(pw, dumpState); 15969 15970 pw.println(); 15971 pw.println("Package warning messages:"); 15972 BufferedReader in = null; 15973 String line = null; 15974 try { 15975 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15976 while ((line = in.readLine()) != null) { 15977 if (line.contains("ignored: updated version")) continue; 15978 pw.println(line); 15979 } 15980 } catch (IOException ignored) { 15981 } finally { 15982 IoUtils.closeQuietly(in); 15983 } 15984 } 15985 15986 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15987 BufferedReader in = null; 15988 String line = null; 15989 try { 15990 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15991 while ((line = in.readLine()) != null) { 15992 if (line.contains("ignored: updated version")) continue; 15993 pw.print("msg,"); 15994 pw.println(line); 15995 } 15996 } catch (IOException ignored) { 15997 } finally { 15998 IoUtils.closeQuietly(in); 15999 } 16000 } 16001 } 16002 } 16003 16004 private String dumpDomainString(String packageName) { 16005 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 16006 List<IntentFilter> filters = getAllIntentFilters(packageName); 16007 16008 ArraySet<String> result = new ArraySet<>(); 16009 if (iviList.size() > 0) { 16010 for (IntentFilterVerificationInfo ivi : iviList) { 16011 for (String host : ivi.getDomains()) { 16012 result.add(host); 16013 } 16014 } 16015 } 16016 if (filters != null && filters.size() > 0) { 16017 for (IntentFilter filter : filters) { 16018 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16019 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16020 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16021 result.addAll(filter.getHostsList()); 16022 } 16023 } 16024 } 16025 16026 StringBuilder sb = new StringBuilder(result.size() * 16); 16027 for (String domain : result) { 16028 if (sb.length() > 0) sb.append(" "); 16029 sb.append(domain); 16030 } 16031 return sb.toString(); 16032 } 16033 16034 // ------- apps on sdcard specific code ------- 16035 static final boolean DEBUG_SD_INSTALL = false; 16036 16037 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16038 16039 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16040 16041 private boolean mMediaMounted = false; 16042 16043 static String getEncryptKey() { 16044 try { 16045 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16046 SD_ENCRYPTION_KEYSTORE_NAME); 16047 if (sdEncKey == null) { 16048 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16049 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16050 if (sdEncKey == null) { 16051 Slog.e(TAG, "Failed to create encryption keys"); 16052 return null; 16053 } 16054 } 16055 return sdEncKey; 16056 } catch (NoSuchAlgorithmException nsae) { 16057 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16058 return null; 16059 } catch (IOException ioe) { 16060 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16061 return null; 16062 } 16063 } 16064 16065 /* 16066 * Update media status on PackageManager. 16067 */ 16068 @Override 16069 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16070 int callingUid = Binder.getCallingUid(); 16071 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16072 throw new SecurityException("Media status can only be updated by the system"); 16073 } 16074 // reader; this apparently protects mMediaMounted, but should probably 16075 // be a different lock in that case. 16076 synchronized (mPackages) { 16077 Log.i(TAG, "Updating external media status from " 16078 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16079 + (mediaStatus ? "mounted" : "unmounted")); 16080 if (DEBUG_SD_INSTALL) 16081 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16082 + ", mMediaMounted=" + mMediaMounted); 16083 if (mediaStatus == mMediaMounted) { 16084 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16085 : 0, -1); 16086 mHandler.sendMessage(msg); 16087 return; 16088 } 16089 mMediaMounted = mediaStatus; 16090 } 16091 // Queue up an async operation since the package installation may take a 16092 // little while. 16093 mHandler.post(new Runnable() { 16094 public void run() { 16095 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16096 } 16097 }); 16098 } 16099 16100 /** 16101 * Called by MountService when the initial ASECs to scan are available. 16102 * Should block until all the ASEC containers are finished being scanned. 16103 */ 16104 public void scanAvailableAsecs() { 16105 updateExternalMediaStatusInner(true, false, false); 16106 if (mShouldRestoreconData) { 16107 SELinuxMMAC.setRestoreconDone(); 16108 mShouldRestoreconData = false; 16109 } 16110 } 16111 16112 /* 16113 * Collect information of applications on external media, map them against 16114 * existing containers and update information based on current mount status. 16115 * Please note that we always have to report status if reportStatus has been 16116 * set to true especially when unloading packages. 16117 */ 16118 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16119 boolean externalStorage) { 16120 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16121 int[] uidArr = EmptyArray.INT; 16122 16123 final String[] list = PackageHelper.getSecureContainerList(); 16124 if (ArrayUtils.isEmpty(list)) { 16125 Log.i(TAG, "No secure containers found"); 16126 } else { 16127 // Process list of secure containers and categorize them 16128 // as active or stale based on their package internal state. 16129 16130 // reader 16131 synchronized (mPackages) { 16132 for (String cid : list) { 16133 // Leave stages untouched for now; installer service owns them 16134 if (PackageInstallerService.isStageName(cid)) continue; 16135 16136 if (DEBUG_SD_INSTALL) 16137 Log.i(TAG, "Processing container " + cid); 16138 String pkgName = getAsecPackageName(cid); 16139 if (pkgName == null) { 16140 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16141 continue; 16142 } 16143 if (DEBUG_SD_INSTALL) 16144 Log.i(TAG, "Looking for pkg : " + pkgName); 16145 16146 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16147 if (ps == null) { 16148 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16149 continue; 16150 } 16151 16152 /* 16153 * Skip packages that are not external if we're unmounting 16154 * external storage. 16155 */ 16156 if (externalStorage && !isMounted && !isExternal(ps)) { 16157 continue; 16158 } 16159 16160 final AsecInstallArgs args = new AsecInstallArgs(cid, 16161 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16162 // The package status is changed only if the code path 16163 // matches between settings and the container id. 16164 if (ps.codePathString != null 16165 && ps.codePathString.startsWith(args.getCodePath())) { 16166 if (DEBUG_SD_INSTALL) { 16167 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16168 + " at code path: " + ps.codePathString); 16169 } 16170 16171 // We do have a valid package installed on sdcard 16172 processCids.put(args, ps.codePathString); 16173 final int uid = ps.appId; 16174 if (uid != -1) { 16175 uidArr = ArrayUtils.appendInt(uidArr, uid); 16176 } 16177 } else { 16178 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16179 + ps.codePathString); 16180 } 16181 } 16182 } 16183 16184 Arrays.sort(uidArr); 16185 } 16186 16187 // Process packages with valid entries. 16188 if (isMounted) { 16189 if (DEBUG_SD_INSTALL) 16190 Log.i(TAG, "Loading packages"); 16191 loadMediaPackages(processCids, uidArr, externalStorage); 16192 startCleaningPackages(); 16193 mInstallerService.onSecureContainersAvailable(); 16194 } else { 16195 if (DEBUG_SD_INSTALL) 16196 Log.i(TAG, "Unloading packages"); 16197 unloadMediaPackages(processCids, uidArr, reportStatus); 16198 } 16199 } 16200 16201 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16202 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16203 final int size = infos.size(); 16204 final String[] packageNames = new String[size]; 16205 final int[] packageUids = new int[size]; 16206 for (int i = 0; i < size; i++) { 16207 final ApplicationInfo info = infos.get(i); 16208 packageNames[i] = info.packageName; 16209 packageUids[i] = info.uid; 16210 } 16211 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16212 finishedReceiver); 16213 } 16214 16215 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16216 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16217 sendResourcesChangedBroadcast(mediaStatus, replacing, 16218 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16219 } 16220 16221 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16222 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16223 int size = pkgList.length; 16224 if (size > 0) { 16225 // Send broadcasts here 16226 Bundle extras = new Bundle(); 16227 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16228 if (uidArr != null) { 16229 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16230 } 16231 if (replacing) { 16232 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16233 } 16234 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16235 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16236 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16237 } 16238 } 16239 16240 /* 16241 * Look at potentially valid container ids from processCids If package 16242 * information doesn't match the one on record or package scanning fails, 16243 * the cid is added to list of removeCids. We currently don't delete stale 16244 * containers. 16245 */ 16246 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16247 boolean externalStorage) { 16248 ArrayList<String> pkgList = new ArrayList<String>(); 16249 Set<AsecInstallArgs> keys = processCids.keySet(); 16250 16251 for (AsecInstallArgs args : keys) { 16252 String codePath = processCids.get(args); 16253 if (DEBUG_SD_INSTALL) 16254 Log.i(TAG, "Loading container : " + args.cid); 16255 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16256 try { 16257 // Make sure there are no container errors first. 16258 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16259 Slog.e(TAG, "Failed to mount cid : " + args.cid 16260 + " when installing from sdcard"); 16261 continue; 16262 } 16263 // Check code path here. 16264 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16265 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16266 + " does not match one in settings " + codePath); 16267 continue; 16268 } 16269 // Parse package 16270 int parseFlags = mDefParseFlags; 16271 if (args.isExternalAsec()) { 16272 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16273 } 16274 if (args.isFwdLocked()) { 16275 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16276 } 16277 16278 synchronized (mInstallLock) { 16279 PackageParser.Package pkg = null; 16280 try { 16281 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16282 } catch (PackageManagerException e) { 16283 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16284 } 16285 // Scan the package 16286 if (pkg != null) { 16287 /* 16288 * TODO why is the lock being held? doPostInstall is 16289 * called in other places without the lock. This needs 16290 * to be straightened out. 16291 */ 16292 // writer 16293 synchronized (mPackages) { 16294 retCode = PackageManager.INSTALL_SUCCEEDED; 16295 pkgList.add(pkg.packageName); 16296 // Post process args 16297 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16298 pkg.applicationInfo.uid); 16299 } 16300 } else { 16301 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16302 } 16303 } 16304 16305 } finally { 16306 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16307 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16308 } 16309 } 16310 } 16311 // writer 16312 synchronized (mPackages) { 16313 // If the platform SDK has changed since the last time we booted, 16314 // we need to re-grant app permission to catch any new ones that 16315 // appear. This is really a hack, and means that apps can in some 16316 // cases get permissions that the user didn't initially explicitly 16317 // allow... it would be nice to have some better way to handle 16318 // this situation. 16319 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16320 : mSettings.getInternalVersion(); 16321 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16322 : StorageManager.UUID_PRIVATE_INTERNAL; 16323 16324 int updateFlags = UPDATE_PERMISSIONS_ALL; 16325 if (ver.sdkVersion != mSdkVersion) { 16326 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16327 + mSdkVersion + "; regranting permissions for external"); 16328 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16329 } 16330 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16331 16332 // Yay, everything is now upgraded 16333 ver.forceCurrent(); 16334 16335 // can downgrade to reader 16336 // Persist settings 16337 mSettings.writeLPr(); 16338 } 16339 // Send a broadcast to let everyone know we are done processing 16340 if (pkgList.size() > 0) { 16341 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16342 } 16343 } 16344 16345 /* 16346 * Utility method to unload a list of specified containers 16347 */ 16348 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16349 // Just unmount all valid containers. 16350 for (AsecInstallArgs arg : cidArgs) { 16351 synchronized (mInstallLock) { 16352 arg.doPostDeleteLI(false); 16353 } 16354 } 16355 } 16356 16357 /* 16358 * Unload packages mounted on external media. This involves deleting package 16359 * data from internal structures, sending broadcasts about diabled packages, 16360 * gc'ing to free up references, unmounting all secure containers 16361 * corresponding to packages on external media, and posting a 16362 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16363 * that we always have to post this message if status has been requested no 16364 * matter what. 16365 */ 16366 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16367 final boolean reportStatus) { 16368 if (DEBUG_SD_INSTALL) 16369 Log.i(TAG, "unloading media packages"); 16370 ArrayList<String> pkgList = new ArrayList<String>(); 16371 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16372 final Set<AsecInstallArgs> keys = processCids.keySet(); 16373 for (AsecInstallArgs args : keys) { 16374 String pkgName = args.getPackageName(); 16375 if (DEBUG_SD_INSTALL) 16376 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16377 // Delete package internally 16378 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16379 synchronized (mInstallLock) { 16380 boolean res = deletePackageLI(pkgName, null, false, null, null, 16381 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16382 if (res) { 16383 pkgList.add(pkgName); 16384 } else { 16385 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16386 failedList.add(args); 16387 } 16388 } 16389 } 16390 16391 // reader 16392 synchronized (mPackages) { 16393 // We didn't update the settings after removing each package; 16394 // write them now for all packages. 16395 mSettings.writeLPr(); 16396 } 16397 16398 // We have to absolutely send UPDATED_MEDIA_STATUS only 16399 // after confirming that all the receivers processed the ordered 16400 // broadcast when packages get disabled, force a gc to clean things up. 16401 // and unload all the containers. 16402 if (pkgList.size() > 0) { 16403 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16404 new IIntentReceiver.Stub() { 16405 public void performReceive(Intent intent, int resultCode, String data, 16406 Bundle extras, boolean ordered, boolean sticky, 16407 int sendingUser) throws RemoteException { 16408 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16409 reportStatus ? 1 : 0, 1, keys); 16410 mHandler.sendMessage(msg); 16411 } 16412 }); 16413 } else { 16414 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16415 keys); 16416 mHandler.sendMessage(msg); 16417 } 16418 } 16419 16420 private void loadPrivatePackages(final VolumeInfo vol) { 16421 mHandler.post(new Runnable() { 16422 @Override 16423 public void run() { 16424 loadPrivatePackagesInner(vol); 16425 } 16426 }); 16427 } 16428 16429 private void loadPrivatePackagesInner(VolumeInfo vol) { 16430 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16431 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16432 16433 final VersionInfo ver; 16434 final List<PackageSetting> packages; 16435 synchronized (mPackages) { 16436 ver = mSettings.findOrCreateVersion(vol.fsUuid); 16437 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16438 } 16439 16440 for (PackageSetting ps : packages) { 16441 synchronized (mInstallLock) { 16442 final PackageParser.Package pkg; 16443 try { 16444 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16445 loaded.add(pkg.applicationInfo); 16446 } catch (PackageManagerException e) { 16447 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16448 } 16449 16450 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16451 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16452 } 16453 } 16454 } 16455 16456 synchronized (mPackages) { 16457 int updateFlags = UPDATE_PERMISSIONS_ALL; 16458 if (ver.sdkVersion != mSdkVersion) { 16459 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16460 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16461 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16462 } 16463 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 16464 16465 // Yay, everything is now upgraded 16466 ver.forceCurrent(); 16467 16468 mSettings.writeLPr(); 16469 } 16470 16471 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16472 sendResourcesChangedBroadcast(true, false, loaded, null); 16473 } 16474 16475 private void unloadPrivatePackages(final VolumeInfo vol) { 16476 mHandler.post(new Runnable() { 16477 @Override 16478 public void run() { 16479 unloadPrivatePackagesInner(vol); 16480 } 16481 }); 16482 } 16483 16484 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16485 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16486 synchronized (mInstallLock) { 16487 synchronized (mPackages) { 16488 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16489 for (PackageSetting ps : packages) { 16490 if (ps.pkg == null) continue; 16491 16492 final ApplicationInfo info = ps.pkg.applicationInfo; 16493 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16494 if (deletePackageLI(ps.name, null, false, null, null, 16495 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16496 unloaded.add(info); 16497 } else { 16498 Slog.w(TAG, "Failed to unload " + ps.codePath); 16499 } 16500 } 16501 16502 mSettings.writeLPr(); 16503 } 16504 } 16505 16506 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16507 sendResourcesChangedBroadcast(false, false, unloaded, null); 16508 } 16509 16510 /** 16511 * Examine all users present on given mounted volume, and destroy data 16512 * belonging to users that are no longer valid, or whose user ID has been 16513 * recycled. 16514 */ 16515 private void reconcileUsers(String volumeUuid) { 16516 final File[] files = FileUtils 16517 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16518 for (File file : files) { 16519 if (!file.isDirectory()) continue; 16520 16521 final int userId; 16522 final UserInfo info; 16523 try { 16524 userId = Integer.parseInt(file.getName()); 16525 info = sUserManager.getUserInfo(userId); 16526 } catch (NumberFormatException e) { 16527 Slog.w(TAG, "Invalid user directory " + file); 16528 continue; 16529 } 16530 16531 boolean destroyUser = false; 16532 if (info == null) { 16533 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16534 + " because no matching user was found"); 16535 destroyUser = true; 16536 } else { 16537 try { 16538 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16539 } catch (IOException e) { 16540 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16541 + " because we failed to enforce serial number: " + e); 16542 destroyUser = true; 16543 } 16544 } 16545 16546 if (destroyUser) { 16547 synchronized (mInstallLock) { 16548 mInstaller.removeUserDataDirs(volumeUuid, userId); 16549 } 16550 } 16551 } 16552 16553 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16554 final UserManager um = mContext.getSystemService(UserManager.class); 16555 for (UserInfo user : um.getUsers()) { 16556 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16557 if (userDir.exists()) continue; 16558 16559 try { 16560 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16561 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16562 } catch (IOException e) { 16563 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16564 } 16565 } 16566 } 16567 16568 /** 16569 * Examine all apps present on given mounted volume, and destroy apps that 16570 * aren't expected, either due to uninstallation or reinstallation on 16571 * another volume. 16572 */ 16573 private void reconcileApps(String volumeUuid) { 16574 final File[] files = FileUtils 16575 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16576 for (File file : files) { 16577 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16578 && !PackageInstallerService.isStageName(file.getName()); 16579 if (!isPackage) { 16580 // Ignore entries which are not packages 16581 continue; 16582 } 16583 16584 boolean destroyApp = false; 16585 String packageName = null; 16586 try { 16587 final PackageLite pkg = PackageParser.parsePackageLite(file, 16588 PackageParser.PARSE_MUST_BE_APK); 16589 packageName = pkg.packageName; 16590 16591 synchronized (mPackages) { 16592 final PackageSetting ps = mSettings.mPackages.get(packageName); 16593 if (ps == null) { 16594 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16595 + volumeUuid + " because we found no install record"); 16596 destroyApp = true; 16597 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16598 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16599 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16600 destroyApp = true; 16601 } 16602 } 16603 16604 } catch (PackageParserException e) { 16605 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16606 destroyApp = true; 16607 } 16608 16609 if (destroyApp) { 16610 synchronized (mInstallLock) { 16611 if (packageName != null) { 16612 removeDataDirsLI(volumeUuid, packageName); 16613 } 16614 if (file.isDirectory()) { 16615 mInstaller.rmPackageDir(file.getAbsolutePath()); 16616 } else { 16617 file.delete(); 16618 } 16619 } 16620 } 16621 } 16622 } 16623 16624 private void unfreezePackage(String packageName) { 16625 synchronized (mPackages) { 16626 final PackageSetting ps = mSettings.mPackages.get(packageName); 16627 if (ps != null) { 16628 ps.frozen = false; 16629 } 16630 } 16631 } 16632 16633 @Override 16634 public int movePackage(final String packageName, final String volumeUuid) { 16635 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16636 16637 final int moveId = mNextMoveId.getAndIncrement(); 16638 mHandler.post(new Runnable() { 16639 @Override 16640 public void run() { 16641 try { 16642 movePackageInternal(packageName, volumeUuid, moveId); 16643 } catch (PackageManagerException e) { 16644 Slog.w(TAG, "Failed to move " + packageName, e); 16645 mMoveCallbacks.notifyStatusChanged(moveId, 16646 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16647 } 16648 } 16649 }); 16650 return moveId; 16651 } 16652 16653 private void movePackageInternal(final String packageName, final String volumeUuid, 16654 final int moveId) throws PackageManagerException { 16655 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16656 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16657 final PackageManager pm = mContext.getPackageManager(); 16658 16659 final boolean currentAsec; 16660 final String currentVolumeUuid; 16661 final File codeFile; 16662 final String installerPackageName; 16663 final String packageAbiOverride; 16664 final int appId; 16665 final String seinfo; 16666 final String label; 16667 16668 // reader 16669 synchronized (mPackages) { 16670 final PackageParser.Package pkg = mPackages.get(packageName); 16671 final PackageSetting ps = mSettings.mPackages.get(packageName); 16672 if (pkg == null || ps == null) { 16673 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16674 } 16675 16676 if (pkg.applicationInfo.isSystemApp()) { 16677 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16678 "Cannot move system application"); 16679 } 16680 16681 if (pkg.applicationInfo.isExternalAsec()) { 16682 currentAsec = true; 16683 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16684 } else if (pkg.applicationInfo.isForwardLocked()) { 16685 currentAsec = true; 16686 currentVolumeUuid = "forward_locked"; 16687 } else { 16688 currentAsec = false; 16689 currentVolumeUuid = ps.volumeUuid; 16690 16691 final File probe = new File(pkg.codePath); 16692 final File probeOat = new File(probe, "oat"); 16693 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16694 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16695 "Move only supported for modern cluster style installs"); 16696 } 16697 } 16698 16699 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16700 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16701 "Package already moved to " + volumeUuid); 16702 } 16703 16704 if (ps.frozen) { 16705 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16706 "Failed to move already frozen package"); 16707 } 16708 ps.frozen = true; 16709 16710 codeFile = new File(pkg.codePath); 16711 installerPackageName = ps.installerPackageName; 16712 packageAbiOverride = ps.cpuAbiOverrideString; 16713 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16714 seinfo = pkg.applicationInfo.seinfo; 16715 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16716 } 16717 16718 // Now that we're guarded by frozen state, kill app during move 16719 final long token = Binder.clearCallingIdentity(); 16720 try { 16721 killApplication(packageName, appId, "move pkg"); 16722 } finally { 16723 Binder.restoreCallingIdentity(token); 16724 } 16725 16726 final Bundle extras = new Bundle(); 16727 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16728 extras.putString(Intent.EXTRA_TITLE, label); 16729 mMoveCallbacks.notifyCreated(moveId, extras); 16730 16731 int installFlags; 16732 final boolean moveCompleteApp; 16733 final File measurePath; 16734 16735 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16736 installFlags = INSTALL_INTERNAL; 16737 moveCompleteApp = !currentAsec; 16738 measurePath = Environment.getDataAppDirectory(volumeUuid); 16739 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16740 installFlags = INSTALL_EXTERNAL; 16741 moveCompleteApp = false; 16742 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16743 } else { 16744 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16745 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16746 || !volume.isMountedWritable()) { 16747 unfreezePackage(packageName); 16748 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16749 "Move location not mounted private volume"); 16750 } 16751 16752 Preconditions.checkState(!currentAsec); 16753 16754 installFlags = INSTALL_INTERNAL; 16755 moveCompleteApp = true; 16756 measurePath = Environment.getDataAppDirectory(volumeUuid); 16757 } 16758 16759 final PackageStats stats = new PackageStats(null, -1); 16760 synchronized (mInstaller) { 16761 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16762 unfreezePackage(packageName); 16763 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16764 "Failed to measure package size"); 16765 } 16766 } 16767 16768 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16769 + stats.dataSize); 16770 16771 final long startFreeBytes = measurePath.getFreeSpace(); 16772 final long sizeBytes; 16773 if (moveCompleteApp) { 16774 sizeBytes = stats.codeSize + stats.dataSize; 16775 } else { 16776 sizeBytes = stats.codeSize; 16777 } 16778 16779 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16780 unfreezePackage(packageName); 16781 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16782 "Not enough free space to move"); 16783 } 16784 16785 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16786 16787 final CountDownLatch installedLatch = new CountDownLatch(1); 16788 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16789 @Override 16790 public void onUserActionRequired(Intent intent) throws RemoteException { 16791 throw new IllegalStateException(); 16792 } 16793 16794 @Override 16795 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16796 Bundle extras) throws RemoteException { 16797 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16798 + PackageManager.installStatusToString(returnCode, msg)); 16799 16800 installedLatch.countDown(); 16801 16802 // Regardless of success or failure of the move operation, 16803 // always unfreeze the package 16804 unfreezePackage(packageName); 16805 16806 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16807 switch (status) { 16808 case PackageInstaller.STATUS_SUCCESS: 16809 mMoveCallbacks.notifyStatusChanged(moveId, 16810 PackageManager.MOVE_SUCCEEDED); 16811 break; 16812 case PackageInstaller.STATUS_FAILURE_STORAGE: 16813 mMoveCallbacks.notifyStatusChanged(moveId, 16814 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16815 break; 16816 default: 16817 mMoveCallbacks.notifyStatusChanged(moveId, 16818 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16819 break; 16820 } 16821 } 16822 }; 16823 16824 final MoveInfo move; 16825 if (moveCompleteApp) { 16826 // Kick off a thread to report progress estimates 16827 new Thread() { 16828 @Override 16829 public void run() { 16830 while (true) { 16831 try { 16832 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16833 break; 16834 } 16835 } catch (InterruptedException ignored) { 16836 } 16837 16838 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16839 final int progress = 10 + (int) MathUtils.constrain( 16840 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16841 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16842 } 16843 } 16844 }.start(); 16845 16846 final String dataAppName = codeFile.getName(); 16847 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16848 dataAppName, appId, seinfo); 16849 } else { 16850 move = null; 16851 } 16852 16853 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16854 16855 final Message msg = mHandler.obtainMessage(INIT_COPY); 16856 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16857 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16858 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16859 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16860 msg.obj = params; 16861 16862 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16863 System.identityHashCode(msg.obj)); 16864 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16865 System.identityHashCode(msg.obj)); 16866 16867 mHandler.sendMessage(msg); 16868 } 16869 16870 @Override 16871 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16872 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16873 16874 final int realMoveId = mNextMoveId.getAndIncrement(); 16875 final Bundle extras = new Bundle(); 16876 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16877 mMoveCallbacks.notifyCreated(realMoveId, extras); 16878 16879 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16880 @Override 16881 public void onCreated(int moveId, Bundle extras) { 16882 // Ignored 16883 } 16884 16885 @Override 16886 public void onStatusChanged(int moveId, int status, long estMillis) { 16887 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16888 } 16889 }; 16890 16891 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16892 storage.setPrimaryStorageUuid(volumeUuid, callback); 16893 return realMoveId; 16894 } 16895 16896 @Override 16897 public int getMoveStatus(int moveId) { 16898 mContext.enforceCallingOrSelfPermission( 16899 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16900 return mMoveCallbacks.mLastStatus.get(moveId); 16901 } 16902 16903 @Override 16904 public void registerMoveCallback(IPackageMoveObserver callback) { 16905 mContext.enforceCallingOrSelfPermission( 16906 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16907 mMoveCallbacks.register(callback); 16908 } 16909 16910 @Override 16911 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16912 mContext.enforceCallingOrSelfPermission( 16913 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16914 mMoveCallbacks.unregister(callback); 16915 } 16916 16917 @Override 16918 public boolean setInstallLocation(int loc) { 16919 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16920 null); 16921 if (getInstallLocation() == loc) { 16922 return true; 16923 } 16924 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16925 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16926 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16927 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16928 return true; 16929 } 16930 return false; 16931 } 16932 16933 @Override 16934 public int getInstallLocation() { 16935 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16936 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16937 PackageHelper.APP_INSTALL_AUTO); 16938 } 16939 16940 /** Called by UserManagerService */ 16941 void cleanUpUser(UserManagerService userManager, int userHandle) { 16942 synchronized (mPackages) { 16943 mDirtyUsers.remove(userHandle); 16944 mUserNeedsBadging.delete(userHandle); 16945 mSettings.removeUserLPw(userHandle); 16946 mPendingBroadcasts.remove(userHandle); 16947 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 16948 } 16949 synchronized (mInstallLock) { 16950 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16951 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16952 final String volumeUuid = vol.getFsUuid(); 16953 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16954 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16955 } 16956 synchronized (mPackages) { 16957 removeUnusedPackagesLILPw(userManager, userHandle); 16958 } 16959 } 16960 } 16961 16962 /** 16963 * We're removing userHandle and would like to remove any downloaded packages 16964 * that are no longer in use by any other user. 16965 * @param userHandle the user being removed 16966 */ 16967 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16968 final boolean DEBUG_CLEAN_APKS = false; 16969 int [] users = userManager.getUserIds(); 16970 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16971 while (psit.hasNext()) { 16972 PackageSetting ps = psit.next(); 16973 if (ps.pkg == null) { 16974 continue; 16975 } 16976 final String packageName = ps.pkg.packageName; 16977 // Skip over if system app 16978 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16979 continue; 16980 } 16981 if (DEBUG_CLEAN_APKS) { 16982 Slog.i(TAG, "Checking package " + packageName); 16983 } 16984 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 16985 if (keep) { 16986 if (DEBUG_CLEAN_APKS) { 16987 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 16988 } 16989 } else { 16990 for (int i = 0; i < users.length; i++) { 16991 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16992 keep = true; 16993 if (DEBUG_CLEAN_APKS) { 16994 Slog.i(TAG, " Keeping package " + packageName + " for user " 16995 + users[i]); 16996 } 16997 break; 16998 } 16999 } 17000 } 17001 if (!keep) { 17002 if (DEBUG_CLEAN_APKS) { 17003 Slog.i(TAG, " Removing package " + packageName); 17004 } 17005 mHandler.post(new Runnable() { 17006 public void run() { 17007 deletePackageX(packageName, userHandle, 0); 17008 } //end run 17009 }); 17010 } 17011 } 17012 } 17013 17014 /** Called by UserManagerService */ 17015 void createNewUser(int userHandle) { 17016 synchronized (mInstallLock) { 17017 mInstaller.createUserConfig(userHandle); 17018 mSettings.createNewUserLI(this, mInstaller, userHandle); 17019 } 17020 synchronized (mPackages) { 17021 applyFactoryDefaultBrowserLPw(userHandle); 17022 primeDomainVerificationsLPw(userHandle); 17023 } 17024 } 17025 17026 void newUserCreated(final int userHandle) { 17027 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17028 // If permission review for legacy apps is required, we represent 17029 // dagerous permissions for such apps as always granted runtime 17030 // permissions to keep per user flag state whether review is needed. 17031 // Hence, if a new user is added we have to propagate dangerous 17032 // permission grants for these legacy apps. 17033 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17034 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17035 | UPDATE_PERMISSIONS_REPLACE_ALL); 17036 } 17037 } 17038 17039 @Override 17040 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17041 mContext.enforceCallingOrSelfPermission( 17042 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17043 "Only package verification agents can read the verifier device identity"); 17044 17045 synchronized (mPackages) { 17046 return mSettings.getVerifierDeviceIdentityLPw(); 17047 } 17048 } 17049 17050 @Override 17051 public void setPermissionEnforced(String permission, boolean enforced) { 17052 // TODO: Now that we no longer change GID for storage, this should to away. 17053 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17054 "setPermissionEnforced"); 17055 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17056 synchronized (mPackages) { 17057 if (mSettings.mReadExternalStorageEnforced == null 17058 || mSettings.mReadExternalStorageEnforced != enforced) { 17059 mSettings.mReadExternalStorageEnforced = enforced; 17060 mSettings.writeLPr(); 17061 } 17062 } 17063 // kill any non-foreground processes so we restart them and 17064 // grant/revoke the GID. 17065 final IActivityManager am = ActivityManagerNative.getDefault(); 17066 if (am != null) { 17067 final long token = Binder.clearCallingIdentity(); 17068 try { 17069 am.killProcessesBelowForeground("setPermissionEnforcement"); 17070 } catch (RemoteException e) { 17071 } finally { 17072 Binder.restoreCallingIdentity(token); 17073 } 17074 } 17075 } else { 17076 throw new IllegalArgumentException("No selective enforcement for " + permission); 17077 } 17078 } 17079 17080 @Override 17081 @Deprecated 17082 public boolean isPermissionEnforced(String permission) { 17083 return true; 17084 } 17085 17086 @Override 17087 public boolean isStorageLow() { 17088 final long token = Binder.clearCallingIdentity(); 17089 try { 17090 final DeviceStorageMonitorInternal 17091 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17092 if (dsm != null) { 17093 return dsm.isMemoryLow(); 17094 } else { 17095 return false; 17096 } 17097 } finally { 17098 Binder.restoreCallingIdentity(token); 17099 } 17100 } 17101 17102 @Override 17103 public IPackageInstaller getPackageInstaller() { 17104 return mInstallerService; 17105 } 17106 17107 private boolean userNeedsBadging(int userId) { 17108 int index = mUserNeedsBadging.indexOfKey(userId); 17109 if (index < 0) { 17110 final UserInfo userInfo; 17111 final long token = Binder.clearCallingIdentity(); 17112 try { 17113 userInfo = sUserManager.getUserInfo(userId); 17114 } finally { 17115 Binder.restoreCallingIdentity(token); 17116 } 17117 final boolean b; 17118 if (userInfo != null && userInfo.isManagedProfile()) { 17119 b = true; 17120 } else { 17121 b = false; 17122 } 17123 mUserNeedsBadging.put(userId, b); 17124 return b; 17125 } 17126 return mUserNeedsBadging.valueAt(index); 17127 } 17128 17129 @Override 17130 public KeySet getKeySetByAlias(String packageName, String alias) { 17131 if (packageName == null || alias == null) { 17132 return null; 17133 } 17134 synchronized(mPackages) { 17135 final PackageParser.Package pkg = mPackages.get(packageName); 17136 if (pkg == null) { 17137 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17138 throw new IllegalArgumentException("Unknown package: " + packageName); 17139 } 17140 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17141 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17142 } 17143 } 17144 17145 @Override 17146 public KeySet getSigningKeySet(String packageName) { 17147 if (packageName == null) { 17148 return null; 17149 } 17150 synchronized(mPackages) { 17151 final PackageParser.Package pkg = mPackages.get(packageName); 17152 if (pkg == null) { 17153 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17154 throw new IllegalArgumentException("Unknown package: " + packageName); 17155 } 17156 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17157 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17158 throw new SecurityException("May not access signing KeySet of other apps."); 17159 } 17160 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17161 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17162 } 17163 } 17164 17165 @Override 17166 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17167 if (packageName == null || ks == null) { 17168 return false; 17169 } 17170 synchronized(mPackages) { 17171 final PackageParser.Package pkg = mPackages.get(packageName); 17172 if (pkg == null) { 17173 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17174 throw new IllegalArgumentException("Unknown package: " + packageName); 17175 } 17176 IBinder ksh = ks.getToken(); 17177 if (ksh instanceof KeySetHandle) { 17178 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17179 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17180 } 17181 return false; 17182 } 17183 } 17184 17185 @Override 17186 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17187 if (packageName == null || ks == null) { 17188 return false; 17189 } 17190 synchronized(mPackages) { 17191 final PackageParser.Package pkg = mPackages.get(packageName); 17192 if (pkg == null) { 17193 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17194 throw new IllegalArgumentException("Unknown package: " + packageName); 17195 } 17196 IBinder ksh = ks.getToken(); 17197 if (ksh instanceof KeySetHandle) { 17198 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17199 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17200 } 17201 return false; 17202 } 17203 } 17204 17205 private void deletePackageIfUnusedLPr(final String packageName) { 17206 PackageSetting ps = mSettings.mPackages.get(packageName); 17207 if (ps == null) { 17208 return; 17209 } 17210 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17211 // TODO Implement atomic delete if package is unused 17212 // It is currently possible that the package will be deleted even if it is installed 17213 // after this method returns. 17214 mHandler.post(new Runnable() { 17215 public void run() { 17216 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17217 } 17218 }); 17219 } 17220 } 17221 17222 /** 17223 * Check and throw if the given before/after packages would be considered a 17224 * downgrade. 17225 */ 17226 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17227 throws PackageManagerException { 17228 if (after.versionCode < before.mVersionCode) { 17229 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17230 "Update version code " + after.versionCode + " is older than current " 17231 + before.mVersionCode); 17232 } else if (after.versionCode == before.mVersionCode) { 17233 if (after.baseRevisionCode < before.baseRevisionCode) { 17234 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17235 "Update base revision code " + after.baseRevisionCode 17236 + " is older than current " + before.baseRevisionCode); 17237 } 17238 17239 if (!ArrayUtils.isEmpty(after.splitNames)) { 17240 for (int i = 0; i < after.splitNames.length; i++) { 17241 final String splitName = after.splitNames[i]; 17242 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17243 if (j != -1) { 17244 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17245 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17246 "Update split " + splitName + " revision code " 17247 + after.splitRevisionCodes[i] + " is older than current " 17248 + before.splitRevisionCodes[j]); 17249 } 17250 } 17251 } 17252 } 17253 } 17254 } 17255 17256 private static class MoveCallbacks extends Handler { 17257 private static final int MSG_CREATED = 1; 17258 private static final int MSG_STATUS_CHANGED = 2; 17259 17260 private final RemoteCallbackList<IPackageMoveObserver> 17261 mCallbacks = new RemoteCallbackList<>(); 17262 17263 private final SparseIntArray mLastStatus = new SparseIntArray(); 17264 17265 public MoveCallbacks(Looper looper) { 17266 super(looper); 17267 } 17268 17269 public void register(IPackageMoveObserver callback) { 17270 mCallbacks.register(callback); 17271 } 17272 17273 public void unregister(IPackageMoveObserver callback) { 17274 mCallbacks.unregister(callback); 17275 } 17276 17277 @Override 17278 public void handleMessage(Message msg) { 17279 final SomeArgs args = (SomeArgs) msg.obj; 17280 final int n = mCallbacks.beginBroadcast(); 17281 for (int i = 0; i < n; i++) { 17282 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17283 try { 17284 invokeCallback(callback, msg.what, args); 17285 } catch (RemoteException ignored) { 17286 } 17287 } 17288 mCallbacks.finishBroadcast(); 17289 args.recycle(); 17290 } 17291 17292 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17293 throws RemoteException { 17294 switch (what) { 17295 case MSG_CREATED: { 17296 callback.onCreated(args.argi1, (Bundle) args.arg2); 17297 break; 17298 } 17299 case MSG_STATUS_CHANGED: { 17300 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17301 break; 17302 } 17303 } 17304 } 17305 17306 private void notifyCreated(int moveId, Bundle extras) { 17307 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17308 17309 final SomeArgs args = SomeArgs.obtain(); 17310 args.argi1 = moveId; 17311 args.arg2 = extras; 17312 obtainMessage(MSG_CREATED, args).sendToTarget(); 17313 } 17314 17315 private void notifyStatusChanged(int moveId, int status) { 17316 notifyStatusChanged(moveId, status, -1); 17317 } 17318 17319 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17320 Slog.v(TAG, "Move " + moveId + " status " + status); 17321 17322 final SomeArgs args = SomeArgs.obtain(); 17323 args.argi1 = moveId; 17324 args.argi2 = status; 17325 args.arg3 = estMillis; 17326 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17327 17328 synchronized (mLastStatus) { 17329 mLastStatus.put(moveId, status); 17330 } 17331 } 17332 } 17333 17334 private final static class OnPermissionChangeListeners extends Handler { 17335 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17336 17337 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17338 new RemoteCallbackList<>(); 17339 17340 public OnPermissionChangeListeners(Looper looper) { 17341 super(looper); 17342 } 17343 17344 @Override 17345 public void handleMessage(Message msg) { 17346 switch (msg.what) { 17347 case MSG_ON_PERMISSIONS_CHANGED: { 17348 final int uid = msg.arg1; 17349 handleOnPermissionsChanged(uid); 17350 } break; 17351 } 17352 } 17353 17354 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17355 mPermissionListeners.register(listener); 17356 17357 } 17358 17359 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17360 mPermissionListeners.unregister(listener); 17361 } 17362 17363 public void onPermissionsChanged(int uid) { 17364 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17365 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17366 } 17367 } 17368 17369 private void handleOnPermissionsChanged(int uid) { 17370 final int count = mPermissionListeners.beginBroadcast(); 17371 try { 17372 for (int i = 0; i < count; i++) { 17373 IOnPermissionsChangeListener callback = mPermissionListeners 17374 .getBroadcastItem(i); 17375 try { 17376 callback.onPermissionsChanged(uid); 17377 } catch (RemoteException e) { 17378 Log.e(TAG, "Permission listener is dead", e); 17379 } 17380 } 17381 } finally { 17382 mPermissionListeners.finishBroadcast(); 17383 } 17384 } 17385 } 17386 17387 private class PackageManagerInternalImpl extends PackageManagerInternal { 17388 @Override 17389 public void setLocationPackagesProvider(PackagesProvider provider) { 17390 synchronized (mPackages) { 17391 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17392 } 17393 } 17394 17395 @Override 17396 public void setImePackagesProvider(PackagesProvider provider) { 17397 synchronized (mPackages) { 17398 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17399 } 17400 } 17401 17402 @Override 17403 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17404 synchronized (mPackages) { 17405 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17406 } 17407 } 17408 17409 @Override 17410 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17411 synchronized (mPackages) { 17412 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17413 } 17414 } 17415 17416 @Override 17417 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17418 synchronized (mPackages) { 17419 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17420 } 17421 } 17422 17423 @Override 17424 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17425 synchronized (mPackages) { 17426 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17427 } 17428 } 17429 17430 @Override 17431 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17432 synchronized (mPackages) { 17433 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17434 } 17435 } 17436 17437 @Override 17438 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17439 synchronized (mPackages) { 17440 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17441 packageName, userId); 17442 } 17443 } 17444 17445 @Override 17446 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17447 synchronized (mPackages) { 17448 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17449 packageName, userId); 17450 } 17451 } 17452 17453 @Override 17454 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17455 synchronized (mPackages) { 17456 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17457 packageName, userId); 17458 } 17459 } 17460 17461 @Override 17462 public void setKeepUninstalledPackages(final List<String> packageList) { 17463 Preconditions.checkNotNull(packageList); 17464 List<String> removedFromList = null; 17465 synchronized (mPackages) { 17466 if (mKeepUninstalledPackages != null) { 17467 final int packagesCount = mKeepUninstalledPackages.size(); 17468 for (int i = 0; i < packagesCount; i++) { 17469 String oldPackage = mKeepUninstalledPackages.get(i); 17470 if (packageList != null && packageList.contains(oldPackage)) { 17471 continue; 17472 } 17473 if (removedFromList == null) { 17474 removedFromList = new ArrayList<>(); 17475 } 17476 removedFromList.add(oldPackage); 17477 } 17478 } 17479 mKeepUninstalledPackages = new ArrayList<>(packageList); 17480 if (removedFromList != null) { 17481 final int removedCount = removedFromList.size(); 17482 for (int i = 0; i < removedCount; i++) { 17483 deletePackageIfUnusedLPr(removedFromList.get(i)); 17484 } 17485 } 17486 } 17487 } 17488 17489 @Override 17490 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17491 synchronized (mPackages) { 17492 // If we do not support permission review, done. 17493 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17494 return false; 17495 } 17496 17497 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17498 if (packageSetting == null) { 17499 return false; 17500 } 17501 17502 // Permission review applies only to apps not supporting the new permission model. 17503 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17504 return false; 17505 } 17506 17507 // Legacy apps have the permission and get user consent on launch. 17508 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17509 return permissionsState.isPermissionReviewRequired(userId); 17510 } 17511 } 17512 } 17513 17514 @Override 17515 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17516 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17517 synchronized (mPackages) { 17518 final long identity = Binder.clearCallingIdentity(); 17519 try { 17520 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17521 packageNames, userId); 17522 } finally { 17523 Binder.restoreCallingIdentity(identity); 17524 } 17525 } 17526 } 17527 17528 private static void enforceSystemOrPhoneCaller(String tag) { 17529 int callingUid = Binder.getCallingUid(); 17530 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17531 throw new SecurityException( 17532 "Cannot call " + tag + " from UID " + callingUid); 17533 } 17534 } 17535} 17536