PackageManagerService.java revision 4e5dac3d6ef6f28aecb116b8dfd92ff31d49c926
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.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 22import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 28import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 29import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 30import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 32import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 36import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 37import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 38import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 39import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 40import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 42import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 43import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 44import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 45import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 47import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 48import static android.content.pm.PackageManager.INSTALL_INTERNAL; 49import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 52import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 53import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 54import static android.content.pm.PackageManager.MATCH_ALL; 55import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 56import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 57import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 58import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 59import static android.content.pm.PackageManager.PERMISSION_GRANTED; 60import static android.content.pm.PackageParser.isApkFile; 61import static android.os.Process.PACKAGE_INFO_GID; 62import static android.os.Process.SYSTEM_UID; 63import static android.system.OsConstants.O_CREAT; 64import static android.system.OsConstants.O_RDWR; 65import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 66import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 67import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 68import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 69import static com.android.internal.util.ArrayUtils.appendInt; 70import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 71import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 72import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 73import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 74import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 75 76import android.Manifest; 77import android.app.ActivityManager; 78import android.app.ActivityManagerNative; 79import android.app.AppGlobals; 80import android.app.IActivityManager; 81import android.app.admin.IDevicePolicyManager; 82import android.app.backup.IBackupManager; 83import android.app.usage.UsageStats; 84import android.app.usage.UsageStatsManager; 85import android.content.BroadcastReceiver; 86import android.content.ComponentName; 87import android.content.Context; 88import android.content.IIntentReceiver; 89import android.content.Intent; 90import android.content.IntentFilter; 91import android.content.IntentSender; 92import android.content.IntentSender.SendIntentException; 93import android.content.ServiceConnection; 94import android.content.pm.ActivityInfo; 95import android.content.pm.ApplicationInfo; 96import android.content.pm.FeatureInfo; 97import android.content.pm.IOnPermissionsChangeListener; 98import android.content.pm.IPackageDataObserver; 99import android.content.pm.IPackageDeleteObserver; 100import android.content.pm.IPackageDeleteObserver2; 101import android.content.pm.IPackageInstallObserver2; 102import android.content.pm.IPackageInstaller; 103import android.content.pm.IPackageManager; 104import android.content.pm.IPackageMoveObserver; 105import android.content.pm.IPackageStatsObserver; 106import android.content.pm.InstrumentationInfo; 107import android.content.pm.IntentFilterVerificationInfo; 108import android.content.pm.KeySet; 109import android.content.pm.ManifestDigest; 110import android.content.pm.PackageCleanItem; 111import android.content.pm.PackageInfo; 112import android.content.pm.PackageInfoLite; 113import android.content.pm.PackageInstaller; 114import android.content.pm.PackageManager; 115import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 116import android.content.pm.PackageManagerInternal; 117import android.content.pm.PackageParser; 118import android.content.pm.PackageParser.ActivityIntentInfo; 119import android.content.pm.PackageParser.PackageLite; 120import android.content.pm.PackageParser.PackageParserException; 121import android.content.pm.PackageStats; 122import android.content.pm.PackageUserState; 123import android.content.pm.ParceledListSlice; 124import android.content.pm.PermissionGroupInfo; 125import android.content.pm.PermissionInfo; 126import android.content.pm.ProviderInfo; 127import android.content.pm.ResolveInfo; 128import android.content.pm.ServiceInfo; 129import android.content.pm.Signature; 130import android.content.pm.UserInfo; 131import android.content.pm.VerificationParams; 132import android.content.pm.VerifierDeviceIdentity; 133import android.content.pm.VerifierInfo; 134import android.content.res.Resources; 135import android.hardware.display.DisplayManager; 136import android.net.Uri; 137import android.os.Binder; 138import android.os.Build; 139import android.os.Bundle; 140import android.os.Debug; 141import android.os.Environment; 142import android.os.Environment.UserEnvironment; 143import android.os.FileUtils; 144import android.os.Handler; 145import android.os.IBinder; 146import android.os.Looper; 147import android.os.Message; 148import android.os.Parcel; 149import android.os.ParcelFileDescriptor; 150import android.os.Process; 151import android.os.RemoteCallbackList; 152import android.os.RemoteException; 153import android.os.SELinux; 154import android.os.ServiceManager; 155import android.os.SystemClock; 156import android.os.SystemProperties; 157import android.os.UserHandle; 158import android.os.UserManager; 159import android.os.storage.IMountService; 160import android.os.storage.StorageEventListener; 161import android.os.storage.StorageManager; 162import android.os.storage.VolumeInfo; 163import android.os.storage.VolumeRecord; 164import android.security.KeyStore; 165import android.security.SystemKeyStore; 166import android.system.ErrnoException; 167import android.system.Os; 168import android.system.StructStat; 169import android.text.TextUtils; 170import android.text.format.DateUtils; 171import android.util.ArrayMap; 172import android.util.ArraySet; 173import android.util.AtomicFile; 174import android.util.DisplayMetrics; 175import android.util.EventLog; 176import android.util.ExceptionUtils; 177import android.util.Log; 178import android.util.LogPrinter; 179import android.util.MathUtils; 180import android.util.PrintStreamPrinter; 181import android.util.Slog; 182import android.util.SparseArray; 183import android.util.SparseBooleanArray; 184import android.util.SparseIntArray; 185import android.util.Xml; 186import android.view.Display; 187 188import dalvik.system.DexFile; 189import dalvik.system.VMRuntime; 190 191import libcore.io.IoUtils; 192import libcore.util.EmptyArray; 193 194import com.android.internal.R; 195import com.android.internal.annotations.GuardedBy; 196import com.android.internal.app.IMediaContainerService; 197import com.android.internal.app.ResolverActivity; 198import com.android.internal.content.NativeLibraryHelper; 199import com.android.internal.content.PackageHelper; 200import com.android.internal.os.IParcelFileDescriptorFactory; 201import com.android.internal.os.SomeArgs; 202import com.android.internal.os.Zygote; 203import com.android.internal.util.ArrayUtils; 204import com.android.internal.util.FastPrintWriter; 205import com.android.internal.util.FastXmlSerializer; 206import com.android.internal.util.IndentingPrintWriter; 207import com.android.internal.util.Preconditions; 208import com.android.server.EventLogTags; 209import com.android.server.FgThread; 210import com.android.server.IntentResolver; 211import com.android.server.LocalServices; 212import com.android.server.ServiceThread; 213import com.android.server.SystemConfig; 214import com.android.server.Watchdog; 215import com.android.server.pm.PermissionsState.PermissionState; 216import com.android.server.pm.Settings.DatabaseVersion; 217import com.android.server.storage.DeviceStorageMonitorInternal; 218 219import org.xmlpull.v1.XmlPullParser; 220import org.xmlpull.v1.XmlPullParserException; 221import org.xmlpull.v1.XmlSerializer; 222 223import java.io.BufferedInputStream; 224import java.io.BufferedOutputStream; 225import java.io.BufferedReader; 226import java.io.ByteArrayInputStream; 227import java.io.ByteArrayOutputStream; 228import java.io.File; 229import java.io.FileDescriptor; 230import java.io.FileNotFoundException; 231import java.io.FileOutputStream; 232import java.io.FileReader; 233import java.io.FilenameFilter; 234import java.io.IOException; 235import java.io.InputStream; 236import java.io.PrintWriter; 237import java.nio.charset.StandardCharsets; 238import java.security.NoSuchAlgorithmException; 239import java.security.PublicKey; 240import java.security.cert.CertificateEncodingException; 241import java.security.cert.CertificateException; 242import java.text.SimpleDateFormat; 243import java.util.ArrayList; 244import java.util.Arrays; 245import java.util.Collection; 246import java.util.Collections; 247import java.util.Comparator; 248import java.util.Date; 249import java.util.Iterator; 250import java.util.List; 251import java.util.Map; 252import java.util.Objects; 253import java.util.Set; 254import java.util.concurrent.CountDownLatch; 255import java.util.concurrent.TimeUnit; 256import java.util.concurrent.atomic.AtomicBoolean; 257import java.util.concurrent.atomic.AtomicInteger; 258import java.util.concurrent.atomic.AtomicLong; 259 260/** 261 * Keep track of all those .apks everywhere. 262 * 263 * This is very central to the platform's security; please run the unit 264 * tests whenever making modifications here: 265 * 266runtest -c android.content.pm.PackageManagerTests frameworks-core 267 * 268 * {@hide} 269 */ 270public class PackageManagerService extends IPackageManager.Stub { 271 static final String TAG = "PackageManager"; 272 static final boolean DEBUG_SETTINGS = false; 273 static final boolean DEBUG_PREFERRED = false; 274 static final boolean DEBUG_UPGRADE = false; 275 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 276 private static final boolean DEBUG_BACKUP = true; 277 private static final boolean DEBUG_INSTALL = false; 278 private static final boolean DEBUG_REMOVE = false; 279 private static final boolean DEBUG_BROADCASTS = false; 280 private static final boolean DEBUG_SHOW_INFO = false; 281 private static final boolean DEBUG_PACKAGE_INFO = false; 282 private static final boolean DEBUG_INTENT_MATCHING = false; 283 private static final boolean DEBUG_PACKAGE_SCANNING = false; 284 private static final boolean DEBUG_VERIFY = false; 285 private static final boolean DEBUG_DEXOPT = false; 286 private static final boolean DEBUG_ABI_SELECTION = false; 287 288 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 289 290 private static final int RADIO_UID = Process.PHONE_UID; 291 private static final int LOG_UID = Process.LOG_UID; 292 private static final int NFC_UID = Process.NFC_UID; 293 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 294 private static final int SHELL_UID = Process.SHELL_UID; 295 296 // Cap the size of permission trees that 3rd party apps can define 297 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 298 299 // Suffix used during package installation when copying/moving 300 // package apks to install directory. 301 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 302 303 static final int SCAN_NO_DEX = 1<<1; 304 static final int SCAN_FORCE_DEX = 1<<2; 305 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 306 static final int SCAN_NEW_INSTALL = 1<<4; 307 static final int SCAN_NO_PATHS = 1<<5; 308 static final int SCAN_UPDATE_TIME = 1<<6; 309 static final int SCAN_DEFER_DEX = 1<<7; 310 static final int SCAN_BOOTING = 1<<8; 311 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 312 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 313 static final int SCAN_REQUIRE_KNOWN = 1<<12; 314 static final int SCAN_MOVE = 1<<13; 315 static final int SCAN_INITIAL = 1<<14; 316 317 static final int REMOVE_CHATTY = 1<<16; 318 319 private static final int[] EMPTY_INT_ARRAY = new int[0]; 320 321 /** 322 * Timeout (in milliseconds) after which the watchdog should declare that 323 * our handler thread is wedged. The usual default for such things is one 324 * minute but we sometimes do very lengthy I/O operations on this thread, 325 * such as installing multi-gigabyte applications, so ours needs to be longer. 326 */ 327 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 328 329 /** 330 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 331 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 332 * settings entry if available, otherwise we use the hardcoded default. If it's been 333 * more than this long since the last fstrim, we force one during the boot sequence. 334 * 335 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 336 * one gets run at the next available charging+idle time. This final mandatory 337 * no-fstrim check kicks in only of the other scheduling criteria is never met. 338 */ 339 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 340 341 /** 342 * Whether verification is enabled by default. 343 */ 344 private static final boolean DEFAULT_VERIFY_ENABLE = true; 345 346 /** 347 * The default maximum time to wait for the verification agent to return in 348 * milliseconds. 349 */ 350 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 351 352 /** 353 * The default response for package verification timeout. 354 * 355 * This can be either PackageManager.VERIFICATION_ALLOW or 356 * PackageManager.VERIFICATION_REJECT. 357 */ 358 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 359 360 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 361 362 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 363 DEFAULT_CONTAINER_PACKAGE, 364 "com.android.defcontainer.DefaultContainerService"); 365 366 private static final String KILL_APP_REASON_GIDS_CHANGED = 367 "permission grant or revoke changed gids"; 368 369 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 370 "permissions revoked"; 371 372 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 373 374 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 375 376 /** Permission grant: not grant the permission. */ 377 private static final int GRANT_DENIED = 1; 378 379 /** Permission grant: grant the permission as an install permission. */ 380 private static final int GRANT_INSTALL = 2; 381 382 /** Permission grant: grant the permission as an install permission for a legacy app. */ 383 private static final int GRANT_INSTALL_LEGACY = 3; 384 385 /** Permission grant: grant the permission as a runtime one. */ 386 private static final int GRANT_RUNTIME = 4; 387 388 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 389 private static final int GRANT_UPGRADE = 5; 390 391 /** Canonical intent used to identify what counts as a "web browser" app */ 392 private static final Intent sBrowserIntent; 393 static { 394 sBrowserIntent = new Intent(); 395 sBrowserIntent.setAction(Intent.ACTION_VIEW); 396 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 397 sBrowserIntent.setData(Uri.parse("http:")); 398 } 399 400 final ServiceThread mHandlerThread; 401 402 final PackageHandler mHandler; 403 404 /** 405 * Messages for {@link #mHandler} that need to wait for system ready before 406 * being dispatched. 407 */ 408 private ArrayList<Message> mPostSystemReadyMessages; 409 410 final int mSdkVersion = Build.VERSION.SDK_INT; 411 412 final Context mContext; 413 final boolean mFactoryTest; 414 final boolean mOnlyCore; 415 final boolean mLazyDexOpt; 416 final long mDexOptLRUThresholdInMills; 417 final DisplayMetrics mMetrics; 418 final int mDefParseFlags; 419 final String[] mSeparateProcesses; 420 final boolean mIsUpgrade; 421 422 // This is where all application persistent data goes. 423 final File mAppDataDir; 424 425 // This is where all application persistent data goes for secondary users. 426 final File mUserAppDataDir; 427 428 /** The location for ASEC container files on internal storage. */ 429 final String mAsecInternalPath; 430 431 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 432 // LOCK HELD. Can be called with mInstallLock held. 433 @GuardedBy("mInstallLock") 434 final Installer mInstaller; 435 436 /** Directory where installed third-party apps stored */ 437 final File mAppInstallDir; 438 439 /** 440 * Directory to which applications installed internally have their 441 * 32 bit native libraries copied. 442 */ 443 private File mAppLib32InstallDir; 444 445 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 446 // apps. 447 final File mDrmAppPrivateInstallDir; 448 449 // ---------------------------------------------------------------- 450 451 // Lock for state used when installing and doing other long running 452 // operations. Methods that must be called with this lock held have 453 // the suffix "LI". 454 final Object mInstallLock = new Object(); 455 456 // ---------------------------------------------------------------- 457 458 // Keys are String (package name), values are Package. This also serves 459 // as the lock for the global state. Methods that must be called with 460 // this lock held have the prefix "LP". 461 @GuardedBy("mPackages") 462 final ArrayMap<String, PackageParser.Package> mPackages = 463 new ArrayMap<String, PackageParser.Package>(); 464 465 // Tracks available target package names -> overlay package paths. 466 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 467 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 468 469 final Settings mSettings; 470 boolean mRestoredSettings; 471 472 // System configuration read by SystemConfig. 473 final int[] mGlobalGids; 474 final SparseArray<ArraySet<String>> mSystemPermissions; 475 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 476 477 // If mac_permissions.xml was found for seinfo labeling. 478 boolean mFoundPolicyFile; 479 480 // If a recursive restorecon of /data/data/<pkg> is needed. 481 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 482 483 public static final class SharedLibraryEntry { 484 public final String path; 485 public final String apk; 486 487 SharedLibraryEntry(String _path, String _apk) { 488 path = _path; 489 apk = _apk; 490 } 491 } 492 493 // Currently known shared libraries. 494 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 495 new ArrayMap<String, SharedLibraryEntry>(); 496 497 // All available activities, for your resolving pleasure. 498 final ActivityIntentResolver mActivities = 499 new ActivityIntentResolver(); 500 501 // All available receivers, for your resolving pleasure. 502 final ActivityIntentResolver mReceivers = 503 new ActivityIntentResolver(); 504 505 // All available services, for your resolving pleasure. 506 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 507 508 // All available providers, for your resolving pleasure. 509 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 510 511 // Mapping from provider base names (first directory in content URI codePath) 512 // to the provider information. 513 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 514 new ArrayMap<String, PackageParser.Provider>(); 515 516 // Mapping from instrumentation class names to info about them. 517 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 518 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 519 520 // Mapping from permission names to info about them. 521 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 522 new ArrayMap<String, PackageParser.PermissionGroup>(); 523 524 // Packages whose data we have transfered into another package, thus 525 // should no longer exist. 526 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 527 528 // Broadcast actions that are only available to the system. 529 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 530 531 /** List of packages waiting for verification. */ 532 final SparseArray<PackageVerificationState> mPendingVerification 533 = new SparseArray<PackageVerificationState>(); 534 535 /** Set of packages associated with each app op permission. */ 536 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 537 538 final PackageInstallerService mInstallerService; 539 540 private final PackageDexOptimizer mPackageDexOptimizer; 541 542 private AtomicInteger mNextMoveId = new AtomicInteger(); 543 private final MoveCallbacks mMoveCallbacks; 544 545 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 546 547 // Cache of users who need badging. 548 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 549 550 /** Token for keys in mPendingVerification. */ 551 private int mPendingVerificationToken = 0; 552 553 volatile boolean mSystemReady; 554 volatile boolean mSafeMode; 555 volatile boolean mHasSystemUidErrors; 556 557 ApplicationInfo mAndroidApplication; 558 final ActivityInfo mResolveActivity = new ActivityInfo(); 559 final ResolveInfo mResolveInfo = new ResolveInfo(); 560 ComponentName mResolveComponentName; 561 PackageParser.Package mPlatformPackage; 562 ComponentName mCustomResolverComponentName; 563 564 boolean mResolverReplaced = false; 565 566 private final ComponentName mIntentFilterVerifierComponent; 567 private int mIntentFilterVerificationToken = 0; 568 569 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 570 = new SparseArray<IntentFilterVerificationState>(); 571 572 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 573 new DefaultPermissionGrantPolicy(this); 574 575 private static class IFVerificationParams { 576 PackageParser.Package pkg; 577 boolean replacing; 578 int userId; 579 int verifierUid; 580 581 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 582 int _userId, int _verifierUid) { 583 pkg = _pkg; 584 replacing = _replacing; 585 userId = _userId; 586 replacing = _replacing; 587 verifierUid = _verifierUid; 588 } 589 } 590 591 private interface IntentFilterVerifier<T extends IntentFilter> { 592 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 593 T filter, String packageName); 594 void startVerifications(int userId); 595 void receiveVerificationResponse(int verificationId); 596 } 597 598 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 599 private Context mContext; 600 private ComponentName mIntentFilterVerifierComponent; 601 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 602 603 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 604 mContext = context; 605 mIntentFilterVerifierComponent = verifierComponent; 606 } 607 608 private String getDefaultScheme() { 609 return IntentFilter.SCHEME_HTTPS; 610 } 611 612 @Override 613 public void startVerifications(int userId) { 614 // Launch verifications requests 615 int count = mCurrentIntentFilterVerifications.size(); 616 for (int n=0; n<count; n++) { 617 int verificationId = mCurrentIntentFilterVerifications.get(n); 618 final IntentFilterVerificationState ivs = 619 mIntentFilterVerificationStates.get(verificationId); 620 621 String packageName = ivs.getPackageName(); 622 623 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 624 final int filterCount = filters.size(); 625 ArraySet<String> domainsSet = new ArraySet<>(); 626 for (int m=0; m<filterCount; m++) { 627 PackageParser.ActivityIntentInfo filter = filters.get(m); 628 domainsSet.addAll(filter.getHostsList()); 629 } 630 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 631 synchronized (mPackages) { 632 if (mSettings.createIntentFilterVerificationIfNeededLPw( 633 packageName, domainsList) != null) { 634 scheduleWriteSettingsLocked(); 635 } 636 } 637 sendVerificationRequest(userId, verificationId, ivs); 638 } 639 mCurrentIntentFilterVerifications.clear(); 640 } 641 642 private void sendVerificationRequest(int userId, int verificationId, 643 IntentFilterVerificationState ivs) { 644 645 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 646 verificationIntent.putExtra( 647 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 648 verificationId); 649 verificationIntent.putExtra( 650 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 651 getDefaultScheme()); 652 verificationIntent.putExtra( 653 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 654 ivs.getHostsString()); 655 verificationIntent.putExtra( 656 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 657 ivs.getPackageName()); 658 verificationIntent.setComponent(mIntentFilterVerifierComponent); 659 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 660 661 UserHandle user = new UserHandle(userId); 662 mContext.sendBroadcastAsUser(verificationIntent, user); 663 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 664 "Sending IntentFilter verification broadcast"); 665 } 666 667 public void receiveVerificationResponse(int verificationId) { 668 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 669 670 final boolean verified = ivs.isVerified(); 671 672 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 673 final int count = filters.size(); 674 if (DEBUG_DOMAIN_VERIFICATION) { 675 Slog.i(TAG, "Received verification response " + verificationId 676 + " for " + count + " filters, verified=" + verified); 677 } 678 for (int n=0; n<count; n++) { 679 PackageParser.ActivityIntentInfo filter = filters.get(n); 680 filter.setVerified(verified); 681 682 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 683 + " verified with result:" + verified + " and hosts:" 684 + ivs.getHostsString()); 685 } 686 687 mIntentFilterVerificationStates.remove(verificationId); 688 689 final String packageName = ivs.getPackageName(); 690 IntentFilterVerificationInfo ivi = null; 691 692 synchronized (mPackages) { 693 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 694 } 695 if (ivi == null) { 696 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 697 + verificationId + " packageName:" + packageName); 698 return; 699 } 700 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 701 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 702 703 synchronized (mPackages) { 704 if (verified) { 705 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 706 } else { 707 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 708 } 709 scheduleWriteSettingsLocked(); 710 711 final int userId = ivs.getUserId(); 712 if (userId != UserHandle.USER_ALL) { 713 final int userStatus = 714 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 715 716 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 717 boolean needUpdate = false; 718 719 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 720 // already been set by the User thru the Disambiguation dialog 721 switch (userStatus) { 722 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 723 if (verified) { 724 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 725 } else { 726 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 727 } 728 needUpdate = true; 729 break; 730 731 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 732 if (verified) { 733 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 734 needUpdate = true; 735 } 736 break; 737 738 default: 739 // Nothing to do 740 } 741 742 if (needUpdate) { 743 mSettings.updateIntentFilterVerificationStatusLPw( 744 packageName, updatedStatus, userId); 745 scheduleWritePackageRestrictionsLocked(userId); 746 } 747 } 748 } 749 } 750 751 @Override 752 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 753 ActivityIntentInfo filter, String packageName) { 754 if (!hasValidDomains(filter)) { 755 return false; 756 } 757 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 758 if (ivs == null) { 759 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 760 packageName); 761 } 762 if (DEBUG_DOMAIN_VERIFICATION) { 763 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 764 } 765 ivs.addFilter(filter); 766 return true; 767 } 768 769 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 770 int userId, int verificationId, String packageName) { 771 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 772 verifierUid, userId, packageName); 773 ivs.setPendingState(); 774 synchronized (mPackages) { 775 mIntentFilterVerificationStates.append(verificationId, ivs); 776 mCurrentIntentFilterVerifications.add(verificationId); 777 } 778 return ivs; 779 } 780 } 781 782 private static boolean hasValidDomains(ActivityIntentInfo filter) { 783 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 784 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 785 if (!hasHTTPorHTTPS) { 786 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 787 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 788 return false; 789 } 790 return true; 791 } 792 793 private IntentFilterVerifier mIntentFilterVerifier; 794 795 // Set of pending broadcasts for aggregating enable/disable of components. 796 static class PendingPackageBroadcasts { 797 // for each user id, a map of <package name -> components within that package> 798 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 799 800 public PendingPackageBroadcasts() { 801 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 802 } 803 804 public ArrayList<String> get(int userId, String packageName) { 805 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 806 return packages.get(packageName); 807 } 808 809 public void put(int userId, String packageName, ArrayList<String> components) { 810 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 811 packages.put(packageName, components); 812 } 813 814 public void remove(int userId, String packageName) { 815 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 816 if (packages != null) { 817 packages.remove(packageName); 818 } 819 } 820 821 public void remove(int userId) { 822 mUidMap.remove(userId); 823 } 824 825 public int userIdCount() { 826 return mUidMap.size(); 827 } 828 829 public int userIdAt(int n) { 830 return mUidMap.keyAt(n); 831 } 832 833 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 834 return mUidMap.get(userId); 835 } 836 837 public int size() { 838 // total number of pending broadcast entries across all userIds 839 int num = 0; 840 for (int i = 0; i< mUidMap.size(); i++) { 841 num += mUidMap.valueAt(i).size(); 842 } 843 return num; 844 } 845 846 public void clear() { 847 mUidMap.clear(); 848 } 849 850 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 851 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 852 if (map == null) { 853 map = new ArrayMap<String, ArrayList<String>>(); 854 mUidMap.put(userId, map); 855 } 856 return map; 857 } 858 } 859 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 860 861 // Service Connection to remote media container service to copy 862 // package uri's from external media onto secure containers 863 // or internal storage. 864 private IMediaContainerService mContainerService = null; 865 866 static final int SEND_PENDING_BROADCAST = 1; 867 static final int MCS_BOUND = 3; 868 static final int END_COPY = 4; 869 static final int INIT_COPY = 5; 870 static final int MCS_UNBIND = 6; 871 static final int START_CLEANING_PACKAGE = 7; 872 static final int FIND_INSTALL_LOC = 8; 873 static final int POST_INSTALL = 9; 874 static final int MCS_RECONNECT = 10; 875 static final int MCS_GIVE_UP = 11; 876 static final int UPDATED_MEDIA_STATUS = 12; 877 static final int WRITE_SETTINGS = 13; 878 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 879 static final int PACKAGE_VERIFIED = 15; 880 static final int CHECK_PENDING_VERIFICATION = 16; 881 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 882 static final int INTENT_FILTER_VERIFIED = 18; 883 884 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 885 886 // Delay time in millisecs 887 static final int BROADCAST_DELAY = 10 * 1000; 888 889 static UserManagerService sUserManager; 890 891 // Stores a list of users whose package restrictions file needs to be updated 892 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 893 894 final private DefaultContainerConnection mDefContainerConn = 895 new DefaultContainerConnection(); 896 class DefaultContainerConnection implements ServiceConnection { 897 public void onServiceConnected(ComponentName name, IBinder service) { 898 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 899 IMediaContainerService imcs = 900 IMediaContainerService.Stub.asInterface(service); 901 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 902 } 903 904 public void onServiceDisconnected(ComponentName name) { 905 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 906 } 907 } 908 909 // Recordkeeping of restore-after-install operations that are currently in flight 910 // between the Package Manager and the Backup Manager 911 class PostInstallData { 912 public InstallArgs args; 913 public PackageInstalledInfo res; 914 915 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 916 args = _a; 917 res = _r; 918 } 919 } 920 921 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 922 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 923 924 // XML tags for backup/restore of various bits of state 925 private static final String TAG_PREFERRED_BACKUP = "pa"; 926 private static final String TAG_DEFAULT_APPS = "da"; 927 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 928 929 final String mRequiredVerifierPackage; 930 final String mRequiredInstallerPackage; 931 932 private final PackageUsage mPackageUsage = new PackageUsage(); 933 934 private class PackageUsage { 935 private static final int WRITE_INTERVAL 936 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 937 938 private final Object mFileLock = new Object(); 939 private final AtomicLong mLastWritten = new AtomicLong(0); 940 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 941 942 private boolean mIsHistoricalPackageUsageAvailable = true; 943 944 boolean isHistoricalPackageUsageAvailable() { 945 return mIsHistoricalPackageUsageAvailable; 946 } 947 948 void write(boolean force) { 949 if (force) { 950 writeInternal(); 951 return; 952 } 953 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 954 && !DEBUG_DEXOPT) { 955 return; 956 } 957 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 958 new Thread("PackageUsage_DiskWriter") { 959 @Override 960 public void run() { 961 try { 962 writeInternal(); 963 } finally { 964 mBackgroundWriteRunning.set(false); 965 } 966 } 967 }.start(); 968 } 969 } 970 971 private void writeInternal() { 972 synchronized (mPackages) { 973 synchronized (mFileLock) { 974 AtomicFile file = getFile(); 975 FileOutputStream f = null; 976 try { 977 f = file.startWrite(); 978 BufferedOutputStream out = new BufferedOutputStream(f); 979 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 980 StringBuilder sb = new StringBuilder(); 981 for (PackageParser.Package pkg : mPackages.values()) { 982 if (pkg.mLastPackageUsageTimeInMills == 0) { 983 continue; 984 } 985 sb.setLength(0); 986 sb.append(pkg.packageName); 987 sb.append(' '); 988 sb.append((long)pkg.mLastPackageUsageTimeInMills); 989 sb.append('\n'); 990 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 991 } 992 out.flush(); 993 file.finishWrite(f); 994 } catch (IOException e) { 995 if (f != null) { 996 file.failWrite(f); 997 } 998 Log.e(TAG, "Failed to write package usage times", e); 999 } 1000 } 1001 } 1002 mLastWritten.set(SystemClock.elapsedRealtime()); 1003 } 1004 1005 void readLP() { 1006 synchronized (mFileLock) { 1007 AtomicFile file = getFile(); 1008 BufferedInputStream in = null; 1009 try { 1010 in = new BufferedInputStream(file.openRead()); 1011 StringBuffer sb = new StringBuffer(); 1012 while (true) { 1013 String packageName = readToken(in, sb, ' '); 1014 if (packageName == null) { 1015 break; 1016 } 1017 String timeInMillisString = readToken(in, sb, '\n'); 1018 if (timeInMillisString == null) { 1019 throw new IOException("Failed to find last usage time for package " 1020 + packageName); 1021 } 1022 PackageParser.Package pkg = mPackages.get(packageName); 1023 if (pkg == null) { 1024 continue; 1025 } 1026 long timeInMillis; 1027 try { 1028 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1029 } catch (NumberFormatException e) { 1030 throw new IOException("Failed to parse " + timeInMillisString 1031 + " as a long.", e); 1032 } 1033 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1034 } 1035 } catch (FileNotFoundException expected) { 1036 mIsHistoricalPackageUsageAvailable = false; 1037 } catch (IOException e) { 1038 Log.w(TAG, "Failed to read package usage times", e); 1039 } finally { 1040 IoUtils.closeQuietly(in); 1041 } 1042 } 1043 mLastWritten.set(SystemClock.elapsedRealtime()); 1044 } 1045 1046 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1047 throws IOException { 1048 sb.setLength(0); 1049 while (true) { 1050 int ch = in.read(); 1051 if (ch == -1) { 1052 if (sb.length() == 0) { 1053 return null; 1054 } 1055 throw new IOException("Unexpected EOF"); 1056 } 1057 if (ch == endOfToken) { 1058 return sb.toString(); 1059 } 1060 sb.append((char)ch); 1061 } 1062 } 1063 1064 private AtomicFile getFile() { 1065 File dataDir = Environment.getDataDirectory(); 1066 File systemDir = new File(dataDir, "system"); 1067 File fname = new File(systemDir, "package-usage.list"); 1068 return new AtomicFile(fname); 1069 } 1070 } 1071 1072 class PackageHandler extends Handler { 1073 private boolean mBound = false; 1074 final ArrayList<HandlerParams> mPendingInstalls = 1075 new ArrayList<HandlerParams>(); 1076 1077 private boolean connectToService() { 1078 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1079 " DefaultContainerService"); 1080 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1081 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1082 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1083 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1084 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1085 mBound = true; 1086 return true; 1087 } 1088 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1089 return false; 1090 } 1091 1092 private void disconnectService() { 1093 mContainerService = null; 1094 mBound = false; 1095 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1096 mContext.unbindService(mDefContainerConn); 1097 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1098 } 1099 1100 PackageHandler(Looper looper) { 1101 super(looper); 1102 } 1103 1104 public void handleMessage(Message msg) { 1105 try { 1106 doHandleMessage(msg); 1107 } finally { 1108 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1109 } 1110 } 1111 1112 void doHandleMessage(Message msg) { 1113 switch (msg.what) { 1114 case INIT_COPY: { 1115 HandlerParams params = (HandlerParams) msg.obj; 1116 int idx = mPendingInstalls.size(); 1117 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1118 // If a bind was already initiated we dont really 1119 // need to do anything. The pending install 1120 // will be processed later on. 1121 if (!mBound) { 1122 // If this is the only one pending we might 1123 // have to bind to the service again. 1124 if (!connectToService()) { 1125 Slog.e(TAG, "Failed to bind to media container service"); 1126 params.serviceError(); 1127 return; 1128 } else { 1129 // Once we bind to the service, the first 1130 // pending request will be processed. 1131 mPendingInstalls.add(idx, params); 1132 } 1133 } else { 1134 mPendingInstalls.add(idx, params); 1135 // Already bound to the service. Just make 1136 // sure we trigger off processing the first request. 1137 if (idx == 0) { 1138 mHandler.sendEmptyMessage(MCS_BOUND); 1139 } 1140 } 1141 break; 1142 } 1143 case MCS_BOUND: { 1144 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1145 if (msg.obj != null) { 1146 mContainerService = (IMediaContainerService) msg.obj; 1147 } 1148 if (mContainerService == null) { 1149 if (!mBound) { 1150 // Something seriously wrong since we are not bound and we are not 1151 // waiting for connection. Bail out. 1152 Slog.e(TAG, "Cannot bind to media container service"); 1153 for (HandlerParams params : mPendingInstalls) { 1154 // Indicate service bind error 1155 params.serviceError(); 1156 } 1157 mPendingInstalls.clear(); 1158 } else { 1159 Slog.w(TAG, "Waiting to connect to media container service"); 1160 } 1161 } else if (mPendingInstalls.size() > 0) { 1162 HandlerParams params = mPendingInstalls.get(0); 1163 if (params != null) { 1164 if (params.startCopy()) { 1165 // We are done... look for more work or to 1166 // go idle. 1167 if (DEBUG_SD_INSTALL) Log.i(TAG, 1168 "Checking for more work or unbind..."); 1169 // Delete pending install 1170 if (mPendingInstalls.size() > 0) { 1171 mPendingInstalls.remove(0); 1172 } 1173 if (mPendingInstalls.size() == 0) { 1174 if (mBound) { 1175 if (DEBUG_SD_INSTALL) Log.i(TAG, 1176 "Posting delayed MCS_UNBIND"); 1177 removeMessages(MCS_UNBIND); 1178 Message ubmsg = obtainMessage(MCS_UNBIND); 1179 // Unbind after a little delay, to avoid 1180 // continual thrashing. 1181 sendMessageDelayed(ubmsg, 10000); 1182 } 1183 } else { 1184 // There are more pending requests in queue. 1185 // Just post MCS_BOUND message to trigger processing 1186 // of next pending install. 1187 if (DEBUG_SD_INSTALL) Log.i(TAG, 1188 "Posting MCS_BOUND for next work"); 1189 mHandler.sendEmptyMessage(MCS_BOUND); 1190 } 1191 } 1192 } 1193 } else { 1194 // Should never happen ideally. 1195 Slog.w(TAG, "Empty queue"); 1196 } 1197 break; 1198 } 1199 case MCS_RECONNECT: { 1200 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1201 if (mPendingInstalls.size() > 0) { 1202 if (mBound) { 1203 disconnectService(); 1204 } 1205 if (!connectToService()) { 1206 Slog.e(TAG, "Failed to bind to media container service"); 1207 for (HandlerParams params : mPendingInstalls) { 1208 // Indicate service bind error 1209 params.serviceError(); 1210 } 1211 mPendingInstalls.clear(); 1212 } 1213 } 1214 break; 1215 } 1216 case MCS_UNBIND: { 1217 // If there is no actual work left, then time to unbind. 1218 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1219 1220 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1221 if (mBound) { 1222 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1223 1224 disconnectService(); 1225 } 1226 } else if (mPendingInstalls.size() > 0) { 1227 // There are more pending requests in queue. 1228 // Just post MCS_BOUND message to trigger processing 1229 // of next pending install. 1230 mHandler.sendEmptyMessage(MCS_BOUND); 1231 } 1232 1233 break; 1234 } 1235 case MCS_GIVE_UP: { 1236 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1237 mPendingInstalls.remove(0); 1238 break; 1239 } 1240 case SEND_PENDING_BROADCAST: { 1241 String packages[]; 1242 ArrayList<String> components[]; 1243 int size = 0; 1244 int uids[]; 1245 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1246 synchronized (mPackages) { 1247 if (mPendingBroadcasts == null) { 1248 return; 1249 } 1250 size = mPendingBroadcasts.size(); 1251 if (size <= 0) { 1252 // Nothing to be done. Just return 1253 return; 1254 } 1255 packages = new String[size]; 1256 components = new ArrayList[size]; 1257 uids = new int[size]; 1258 int i = 0; // filling out the above arrays 1259 1260 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1261 int packageUserId = mPendingBroadcasts.userIdAt(n); 1262 Iterator<Map.Entry<String, ArrayList<String>>> it 1263 = mPendingBroadcasts.packagesForUserId(packageUserId) 1264 .entrySet().iterator(); 1265 while (it.hasNext() && i < size) { 1266 Map.Entry<String, ArrayList<String>> ent = it.next(); 1267 packages[i] = ent.getKey(); 1268 components[i] = ent.getValue(); 1269 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1270 uids[i] = (ps != null) 1271 ? UserHandle.getUid(packageUserId, ps.appId) 1272 : -1; 1273 i++; 1274 } 1275 } 1276 size = i; 1277 mPendingBroadcasts.clear(); 1278 } 1279 // Send broadcasts 1280 for (int i = 0; i < size; i++) { 1281 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1282 } 1283 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1284 break; 1285 } 1286 case START_CLEANING_PACKAGE: { 1287 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1288 final String packageName = (String)msg.obj; 1289 final int userId = msg.arg1; 1290 final boolean andCode = msg.arg2 != 0; 1291 synchronized (mPackages) { 1292 if (userId == UserHandle.USER_ALL) { 1293 int[] users = sUserManager.getUserIds(); 1294 for (int user : users) { 1295 mSettings.addPackageToCleanLPw( 1296 new PackageCleanItem(user, packageName, andCode)); 1297 } 1298 } else { 1299 mSettings.addPackageToCleanLPw( 1300 new PackageCleanItem(userId, packageName, andCode)); 1301 } 1302 } 1303 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1304 startCleaningPackages(); 1305 } break; 1306 case POST_INSTALL: { 1307 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1308 PostInstallData data = mRunningInstalls.get(msg.arg1); 1309 mRunningInstalls.delete(msg.arg1); 1310 boolean deleteOld = false; 1311 1312 if (data != null) { 1313 InstallArgs args = data.args; 1314 PackageInstalledInfo res = data.res; 1315 1316 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1317 final String packageName = res.pkg.applicationInfo.packageName; 1318 res.removedInfo.sendBroadcast(false, true, false); 1319 Bundle extras = new Bundle(1); 1320 extras.putInt(Intent.EXTRA_UID, res.uid); 1321 1322 // Now that we successfully installed the package, grant runtime 1323 // permissions if requested before broadcasting the install. 1324 if ((args.installFlags 1325 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1326 grantRequestedRuntimePermissions(res.pkg, 1327 args.user.getIdentifier()); 1328 } 1329 1330 // Determine the set of users who are adding this 1331 // package for the first time vs. those who are seeing 1332 // an update. 1333 int[] firstUsers; 1334 int[] updateUsers = new int[0]; 1335 if (res.origUsers == null || res.origUsers.length == 0) { 1336 firstUsers = res.newUsers; 1337 } else { 1338 firstUsers = new int[0]; 1339 for (int i=0; i<res.newUsers.length; i++) { 1340 int user = res.newUsers[i]; 1341 boolean isNew = true; 1342 for (int j=0; j<res.origUsers.length; j++) { 1343 if (res.origUsers[j] == user) { 1344 isNew = false; 1345 break; 1346 } 1347 } 1348 if (isNew) { 1349 int[] newFirst = new int[firstUsers.length+1]; 1350 System.arraycopy(firstUsers, 0, newFirst, 0, 1351 firstUsers.length); 1352 newFirst[firstUsers.length] = user; 1353 firstUsers = newFirst; 1354 } else { 1355 int[] newUpdate = new int[updateUsers.length+1]; 1356 System.arraycopy(updateUsers, 0, newUpdate, 0, 1357 updateUsers.length); 1358 newUpdate[updateUsers.length] = user; 1359 updateUsers = newUpdate; 1360 } 1361 } 1362 } 1363 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1364 packageName, extras, null, null, firstUsers); 1365 final boolean update = res.removedInfo.removedPackage != null; 1366 if (update) { 1367 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1368 } 1369 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1370 packageName, extras, null, null, updateUsers); 1371 if (update) { 1372 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1373 packageName, extras, null, null, updateUsers); 1374 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1375 null, null, packageName, null, updateUsers); 1376 1377 // treat asec-hosted packages like removable media on upgrade 1378 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1379 if (DEBUG_INSTALL) { 1380 Slog.i(TAG, "upgrading pkg " + res.pkg 1381 + " is ASEC-hosted -> AVAILABLE"); 1382 } 1383 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1384 ArrayList<String> pkgList = new ArrayList<String>(1); 1385 pkgList.add(packageName); 1386 sendResourcesChangedBroadcast(true, true, 1387 pkgList,uidArray, null); 1388 } 1389 } 1390 if (res.removedInfo.args != null) { 1391 // Remove the replaced package's older resources safely now 1392 deleteOld = true; 1393 } 1394 1395 // If this app is a browser and it's newly-installed for some 1396 // users, clear any default-browser state in those users 1397 if (firstUsers.length > 0) { 1398 // the app's nature doesn't depend on the user, so we can just 1399 // check its browser nature in any user and generalize. 1400 if (packageIsBrowser(packageName, firstUsers[0])) { 1401 synchronized (mPackages) { 1402 for (int userId : firstUsers) { 1403 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1404 } 1405 } 1406 } 1407 } 1408 // Log current value of "unknown sources" setting 1409 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1410 getUnknownSourcesSettings()); 1411 } 1412 // Force a gc to clear up things 1413 Runtime.getRuntime().gc(); 1414 // We delete after a gc for applications on sdcard. 1415 if (deleteOld) { 1416 synchronized (mInstallLock) { 1417 res.removedInfo.args.doPostDeleteLI(true); 1418 } 1419 } 1420 if (args.observer != null) { 1421 try { 1422 Bundle extras = extrasForInstallResult(res); 1423 args.observer.onPackageInstalled(res.name, res.returnCode, 1424 res.returnMsg, extras); 1425 } catch (RemoteException e) { 1426 Slog.i(TAG, "Observer no longer exists."); 1427 } 1428 } 1429 } else { 1430 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1431 } 1432 } break; 1433 case UPDATED_MEDIA_STATUS: { 1434 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1435 boolean reportStatus = msg.arg1 == 1; 1436 boolean doGc = msg.arg2 == 1; 1437 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1438 if (doGc) { 1439 // Force a gc to clear up stale containers. 1440 Runtime.getRuntime().gc(); 1441 } 1442 if (msg.obj != null) { 1443 @SuppressWarnings("unchecked") 1444 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1445 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1446 // Unload containers 1447 unloadAllContainers(args); 1448 } 1449 if (reportStatus) { 1450 try { 1451 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1452 PackageHelper.getMountService().finishMediaUpdate(); 1453 } catch (RemoteException e) { 1454 Log.e(TAG, "MountService not running?"); 1455 } 1456 } 1457 } break; 1458 case WRITE_SETTINGS: { 1459 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1460 synchronized (mPackages) { 1461 removeMessages(WRITE_SETTINGS); 1462 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1463 mSettings.writeLPr(); 1464 mDirtyUsers.clear(); 1465 } 1466 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1467 } break; 1468 case WRITE_PACKAGE_RESTRICTIONS: { 1469 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1470 synchronized (mPackages) { 1471 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1472 for (int userId : mDirtyUsers) { 1473 mSettings.writePackageRestrictionsLPr(userId); 1474 } 1475 mDirtyUsers.clear(); 1476 } 1477 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1478 } break; 1479 case CHECK_PENDING_VERIFICATION: { 1480 final int verificationId = msg.arg1; 1481 final PackageVerificationState state = mPendingVerification.get(verificationId); 1482 1483 if ((state != null) && !state.timeoutExtended()) { 1484 final InstallArgs args = state.getInstallArgs(); 1485 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1486 1487 Slog.i(TAG, "Verification timed out for " + originUri); 1488 mPendingVerification.remove(verificationId); 1489 1490 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1491 1492 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1493 Slog.i(TAG, "Continuing with installation of " + originUri); 1494 state.setVerifierResponse(Binder.getCallingUid(), 1495 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1496 broadcastPackageVerified(verificationId, originUri, 1497 PackageManager.VERIFICATION_ALLOW, 1498 state.getInstallArgs().getUser()); 1499 try { 1500 ret = args.copyApk(mContainerService, true); 1501 } catch (RemoteException e) { 1502 Slog.e(TAG, "Could not contact the ContainerService"); 1503 } 1504 } else { 1505 broadcastPackageVerified(verificationId, originUri, 1506 PackageManager.VERIFICATION_REJECT, 1507 state.getInstallArgs().getUser()); 1508 } 1509 1510 processPendingInstall(args, ret); 1511 mHandler.sendEmptyMessage(MCS_UNBIND); 1512 } 1513 break; 1514 } 1515 case PACKAGE_VERIFIED: { 1516 final int verificationId = msg.arg1; 1517 1518 final PackageVerificationState state = mPendingVerification.get(verificationId); 1519 if (state == null) { 1520 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1521 break; 1522 } 1523 1524 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1525 1526 state.setVerifierResponse(response.callerUid, response.code); 1527 1528 if (state.isVerificationComplete()) { 1529 mPendingVerification.remove(verificationId); 1530 1531 final InstallArgs args = state.getInstallArgs(); 1532 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1533 1534 int ret; 1535 if (state.isInstallAllowed()) { 1536 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1537 broadcastPackageVerified(verificationId, originUri, 1538 response.code, state.getInstallArgs().getUser()); 1539 try { 1540 ret = args.copyApk(mContainerService, true); 1541 } catch (RemoteException e) { 1542 Slog.e(TAG, "Could not contact the ContainerService"); 1543 } 1544 } else { 1545 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1546 } 1547 1548 processPendingInstall(args, ret); 1549 1550 mHandler.sendEmptyMessage(MCS_UNBIND); 1551 } 1552 1553 break; 1554 } 1555 case START_INTENT_FILTER_VERIFICATIONS: { 1556 IFVerificationParams params = (IFVerificationParams) msg.obj; 1557 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1558 params.replacing, params.pkg); 1559 break; 1560 } 1561 case INTENT_FILTER_VERIFIED: { 1562 final int verificationId = msg.arg1; 1563 1564 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1565 verificationId); 1566 if (state == null) { 1567 Slog.w(TAG, "Invalid IntentFilter verification token " 1568 + verificationId + " received"); 1569 break; 1570 } 1571 1572 final int userId = state.getUserId(); 1573 1574 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1575 "Processing IntentFilter verification with token:" 1576 + verificationId + " and userId:" + userId); 1577 1578 final IntentFilterVerificationResponse response = 1579 (IntentFilterVerificationResponse) msg.obj; 1580 1581 state.setVerifierResponse(response.callerUid, response.code); 1582 1583 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1584 "IntentFilter verification with token:" + verificationId 1585 + " and userId:" + userId 1586 + " is settings verifier response with response code:" 1587 + response.code); 1588 1589 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1590 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1591 + response.getFailedDomainsString()); 1592 } 1593 1594 if (state.isVerificationComplete()) { 1595 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1596 } else { 1597 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1598 "IntentFilter verification with token:" + verificationId 1599 + " was not said to be complete"); 1600 } 1601 1602 break; 1603 } 1604 } 1605 } 1606 } 1607 1608 private StorageEventListener mStorageListener = new StorageEventListener() { 1609 @Override 1610 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1611 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1612 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1613 final String volumeUuid = vol.getFsUuid(); 1614 1615 // Clean up any users or apps that were removed or recreated 1616 // while this volume was missing 1617 reconcileUsers(volumeUuid); 1618 reconcileApps(volumeUuid); 1619 1620 // Clean up any install sessions that expired or were 1621 // cancelled while this volume was missing 1622 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1623 1624 loadPrivatePackages(vol); 1625 1626 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1627 unloadPrivatePackages(vol); 1628 } 1629 } 1630 1631 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1632 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1633 updateExternalMediaStatus(true, false); 1634 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1635 updateExternalMediaStatus(false, false); 1636 } 1637 } 1638 } 1639 1640 @Override 1641 public void onVolumeForgotten(String fsUuid) { 1642 // Remove any apps installed on the forgotten volume 1643 synchronized (mPackages) { 1644 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1645 for (PackageSetting ps : packages) { 1646 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1647 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1648 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1649 } 1650 1651 mSettings.writeLPr(); 1652 } 1653 } 1654 }; 1655 1656 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1657 if (userId >= UserHandle.USER_OWNER) { 1658 grantRequestedRuntimePermissionsForUser(pkg, userId); 1659 } else if (userId == UserHandle.USER_ALL) { 1660 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1661 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1662 } 1663 } 1664 1665 // We could have touched GID membership, so flush out packages.list 1666 synchronized (mPackages) { 1667 mSettings.writePackageListLPr(); 1668 } 1669 } 1670 1671 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1672 SettingBase sb = (SettingBase) pkg.mExtras; 1673 if (sb == null) { 1674 return; 1675 } 1676 1677 PermissionsState permissionsState = sb.getPermissionsState(); 1678 1679 for (String permission : pkg.requestedPermissions) { 1680 BasePermission bp = mSettings.mPermissions.get(permission); 1681 if (bp != null && bp.isRuntime()) { 1682 permissionsState.grantRuntimePermission(bp, userId); 1683 } 1684 } 1685 } 1686 1687 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1688 Bundle extras = null; 1689 switch (res.returnCode) { 1690 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1691 extras = new Bundle(); 1692 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1693 res.origPermission); 1694 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1695 res.origPackage); 1696 break; 1697 } 1698 case PackageManager.INSTALL_SUCCEEDED: { 1699 extras = new Bundle(); 1700 extras.putBoolean(Intent.EXTRA_REPLACING, 1701 res.removedInfo != null && res.removedInfo.removedPackage != null); 1702 break; 1703 } 1704 } 1705 return extras; 1706 } 1707 1708 void scheduleWriteSettingsLocked() { 1709 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1710 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1711 } 1712 } 1713 1714 void scheduleWritePackageRestrictionsLocked(int userId) { 1715 if (!sUserManager.exists(userId)) return; 1716 mDirtyUsers.add(userId); 1717 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1718 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1719 } 1720 } 1721 1722 public static PackageManagerService main(Context context, Installer installer, 1723 boolean factoryTest, boolean onlyCore) { 1724 PackageManagerService m = new PackageManagerService(context, installer, 1725 factoryTest, onlyCore); 1726 ServiceManager.addService("package", m); 1727 return m; 1728 } 1729 1730 static String[] splitString(String str, char sep) { 1731 int count = 1; 1732 int i = 0; 1733 while ((i=str.indexOf(sep, i)) >= 0) { 1734 count++; 1735 i++; 1736 } 1737 1738 String[] res = new String[count]; 1739 i=0; 1740 count = 0; 1741 int lastI=0; 1742 while ((i=str.indexOf(sep, i)) >= 0) { 1743 res[count] = str.substring(lastI, i); 1744 count++; 1745 i++; 1746 lastI = i; 1747 } 1748 res[count] = str.substring(lastI, str.length()); 1749 return res; 1750 } 1751 1752 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1753 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1754 Context.DISPLAY_SERVICE); 1755 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1756 } 1757 1758 public PackageManagerService(Context context, Installer installer, 1759 boolean factoryTest, boolean onlyCore) { 1760 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1761 SystemClock.uptimeMillis()); 1762 1763 if (mSdkVersion <= 0) { 1764 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1765 } 1766 1767 mContext = context; 1768 mFactoryTest = factoryTest; 1769 mOnlyCore = onlyCore; 1770 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1771 mMetrics = new DisplayMetrics(); 1772 mSettings = new Settings(mPackages); 1773 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1774 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1775 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1776 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1777 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1778 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1779 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1780 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1781 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1782 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1783 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1784 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1785 1786 // TODO: add a property to control this? 1787 long dexOptLRUThresholdInMinutes; 1788 if (mLazyDexOpt) { 1789 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1790 } else { 1791 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1792 } 1793 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1794 1795 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1796 if (separateProcesses != null && separateProcesses.length() > 0) { 1797 if ("*".equals(separateProcesses)) { 1798 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1799 mSeparateProcesses = null; 1800 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1801 } else { 1802 mDefParseFlags = 0; 1803 mSeparateProcesses = separateProcesses.split(","); 1804 Slog.w(TAG, "Running with debug.separate_processes: " 1805 + separateProcesses); 1806 } 1807 } else { 1808 mDefParseFlags = 0; 1809 mSeparateProcesses = null; 1810 } 1811 1812 mInstaller = installer; 1813 mPackageDexOptimizer = new PackageDexOptimizer(this); 1814 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1815 1816 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1817 FgThread.get().getLooper()); 1818 1819 getDefaultDisplayMetrics(context, mMetrics); 1820 1821 SystemConfig systemConfig = SystemConfig.getInstance(); 1822 mGlobalGids = systemConfig.getGlobalGids(); 1823 mSystemPermissions = systemConfig.getSystemPermissions(); 1824 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1825 1826 synchronized (mInstallLock) { 1827 // writer 1828 synchronized (mPackages) { 1829 mHandlerThread = new ServiceThread(TAG, 1830 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1831 mHandlerThread.start(); 1832 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1833 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1834 1835 File dataDir = Environment.getDataDirectory(); 1836 mAppDataDir = new File(dataDir, "data"); 1837 mAppInstallDir = new File(dataDir, "app"); 1838 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1839 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1840 mUserAppDataDir = new File(dataDir, "user"); 1841 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1842 1843 sUserManager = new UserManagerService(context, this, 1844 mInstallLock, mPackages); 1845 1846 // Propagate permission configuration in to package manager. 1847 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1848 = systemConfig.getPermissions(); 1849 for (int i=0; i<permConfig.size(); i++) { 1850 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1851 BasePermission bp = mSettings.mPermissions.get(perm.name); 1852 if (bp == null) { 1853 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1854 mSettings.mPermissions.put(perm.name, bp); 1855 } 1856 if (perm.gids != null) { 1857 bp.setGids(perm.gids, perm.perUser); 1858 } 1859 } 1860 1861 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1862 for (int i=0; i<libConfig.size(); i++) { 1863 mSharedLibraries.put(libConfig.keyAt(i), 1864 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1865 } 1866 1867 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1868 1869 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1870 mSdkVersion, mOnlyCore); 1871 1872 String customResolverActivity = Resources.getSystem().getString( 1873 R.string.config_customResolverActivity); 1874 if (TextUtils.isEmpty(customResolverActivity)) { 1875 customResolverActivity = null; 1876 } else { 1877 mCustomResolverComponentName = ComponentName.unflattenFromString( 1878 customResolverActivity); 1879 } 1880 1881 long startTime = SystemClock.uptimeMillis(); 1882 1883 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1884 startTime); 1885 1886 // Set flag to monitor and not change apk file paths when 1887 // scanning install directories. 1888 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1889 1890 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1891 1892 /** 1893 * Add everything in the in the boot class path to the 1894 * list of process files because dexopt will have been run 1895 * if necessary during zygote startup. 1896 */ 1897 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1898 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1899 1900 if (bootClassPath != null) { 1901 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1902 for (String element : bootClassPathElements) { 1903 alreadyDexOpted.add(element); 1904 } 1905 } else { 1906 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1907 } 1908 1909 if (systemServerClassPath != null) { 1910 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1911 for (String element : systemServerClassPathElements) { 1912 alreadyDexOpted.add(element); 1913 } 1914 } else { 1915 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1916 } 1917 1918 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1919 final String[] dexCodeInstructionSets = 1920 getDexCodeInstructionSets( 1921 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1922 1923 /** 1924 * Ensure all external libraries have had dexopt run on them. 1925 */ 1926 if (mSharedLibraries.size() > 0) { 1927 // NOTE: For now, we're compiling these system "shared libraries" 1928 // (and framework jars) into all available architectures. It's possible 1929 // to compile them only when we come across an app that uses them (there's 1930 // already logic for that in scanPackageLI) but that adds some complexity. 1931 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1932 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1933 final String lib = libEntry.path; 1934 if (lib == null) { 1935 continue; 1936 } 1937 1938 try { 1939 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1940 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1941 alreadyDexOpted.add(lib); 1942 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1943 } 1944 } catch (FileNotFoundException e) { 1945 Slog.w(TAG, "Library not found: " + lib); 1946 } catch (IOException e) { 1947 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1948 + e.getMessage()); 1949 } 1950 } 1951 } 1952 } 1953 1954 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1955 1956 // Gross hack for now: we know this file doesn't contain any 1957 // code, so don't dexopt it to avoid the resulting log spew. 1958 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1959 1960 // Gross hack for now: we know this file is only part of 1961 // the boot class path for art, so don't dexopt it to 1962 // avoid the resulting log spew. 1963 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1964 1965 /** 1966 * There are a number of commands implemented in Java, which 1967 * we currently need to do the dexopt on so that they can be 1968 * run from a non-root shell. 1969 */ 1970 String[] frameworkFiles = frameworkDir.list(); 1971 if (frameworkFiles != null) { 1972 // TODO: We could compile these only for the most preferred ABI. We should 1973 // first double check that the dex files for these commands are not referenced 1974 // by other system apps. 1975 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1976 for (int i=0; i<frameworkFiles.length; i++) { 1977 File libPath = new File(frameworkDir, frameworkFiles[i]); 1978 String path = libPath.getPath(); 1979 // Skip the file if we already did it. 1980 if (alreadyDexOpted.contains(path)) { 1981 continue; 1982 } 1983 // Skip the file if it is not a type we want to dexopt. 1984 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1985 continue; 1986 } 1987 try { 1988 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1989 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1990 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1991 } 1992 } catch (FileNotFoundException e) { 1993 Slog.w(TAG, "Jar not found: " + path); 1994 } catch (IOException e) { 1995 Slog.w(TAG, "Exception reading jar: " + path, e); 1996 } 1997 } 1998 } 1999 } 2000 2001 // Collect vendor overlay packages. 2002 // (Do this before scanning any apps.) 2003 // For security and version matching reason, only consider 2004 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2005 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2006 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2007 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2008 2009 // Find base frameworks (resource packages without code). 2010 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2011 | PackageParser.PARSE_IS_SYSTEM_DIR 2012 | PackageParser.PARSE_IS_PRIVILEGED, 2013 scanFlags | SCAN_NO_DEX, 0); 2014 2015 // Collected privileged system packages. 2016 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2017 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2018 | PackageParser.PARSE_IS_SYSTEM_DIR 2019 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2020 2021 // Collect ordinary system packages. 2022 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2023 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2024 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2025 2026 // Collect all vendor packages. 2027 File vendorAppDir = new File("/vendor/app"); 2028 try { 2029 vendorAppDir = vendorAppDir.getCanonicalFile(); 2030 } catch (IOException e) { 2031 // failed to look up canonical path, continue with original one 2032 } 2033 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2034 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2035 2036 // Collect all OEM packages. 2037 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2038 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2039 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2040 2041 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2042 mInstaller.moveFiles(); 2043 2044 // Prune any system packages that no longer exist. 2045 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2046 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2047 if (!mOnlyCore) { 2048 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2049 while (psit.hasNext()) { 2050 PackageSetting ps = psit.next(); 2051 2052 /* 2053 * If this is not a system app, it can't be a 2054 * disable system app. 2055 */ 2056 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2057 continue; 2058 } 2059 2060 /* 2061 * If the package is scanned, it's not erased. 2062 */ 2063 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2064 if (scannedPkg != null) { 2065 /* 2066 * If the system app is both scanned and in the 2067 * disabled packages list, then it must have been 2068 * added via OTA. Remove it from the currently 2069 * scanned package so the previously user-installed 2070 * application can be scanned. 2071 */ 2072 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2073 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2074 + ps.name + "; removing system app. Last known codePath=" 2075 + ps.codePathString + ", installStatus=" + ps.installStatus 2076 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2077 + scannedPkg.mVersionCode); 2078 removePackageLI(ps, true); 2079 expectingBetter.put(ps.name, ps.codePath); 2080 } 2081 2082 continue; 2083 } 2084 2085 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2086 psit.remove(); 2087 logCriticalInfo(Log.WARN, "System package " + ps.name 2088 + " no longer exists; wiping its data"); 2089 removeDataDirsLI(null, ps.name); 2090 } else { 2091 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2092 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2093 possiblyDeletedUpdatedSystemApps.add(ps.name); 2094 } 2095 } 2096 } 2097 } 2098 2099 //look for any incomplete package installations 2100 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2101 //clean up list 2102 for(int i = 0; i < deletePkgsList.size(); i++) { 2103 //clean up here 2104 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2105 } 2106 //delete tmp files 2107 deleteTempPackageFiles(); 2108 2109 // Remove any shared userIDs that have no associated packages 2110 mSettings.pruneSharedUsersLPw(); 2111 2112 if (!mOnlyCore) { 2113 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2114 SystemClock.uptimeMillis()); 2115 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2116 2117 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2118 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2119 2120 /** 2121 * Remove disable package settings for any updated system 2122 * apps that were removed via an OTA. If they're not a 2123 * previously-updated app, remove them completely. 2124 * Otherwise, just revoke their system-level permissions. 2125 */ 2126 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2127 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2128 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2129 2130 String msg; 2131 if (deletedPkg == null) { 2132 msg = "Updated system package " + deletedAppName 2133 + " no longer exists; wiping its data"; 2134 removeDataDirsLI(null, deletedAppName); 2135 } else { 2136 msg = "Updated system app + " + deletedAppName 2137 + " no longer present; removing system privileges for " 2138 + deletedAppName; 2139 2140 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2141 2142 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2143 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2144 } 2145 logCriticalInfo(Log.WARN, msg); 2146 } 2147 2148 /** 2149 * Make sure all system apps that we expected to appear on 2150 * the userdata partition actually showed up. If they never 2151 * appeared, crawl back and revive the system version. 2152 */ 2153 for (int i = 0; i < expectingBetter.size(); i++) { 2154 final String packageName = expectingBetter.keyAt(i); 2155 if (!mPackages.containsKey(packageName)) { 2156 final File scanFile = expectingBetter.valueAt(i); 2157 2158 logCriticalInfo(Log.WARN, "Expected better " + packageName 2159 + " but never showed up; reverting to system"); 2160 2161 final int reparseFlags; 2162 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2163 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2164 | PackageParser.PARSE_IS_SYSTEM_DIR 2165 | PackageParser.PARSE_IS_PRIVILEGED; 2166 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2167 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2168 | PackageParser.PARSE_IS_SYSTEM_DIR; 2169 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2170 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2171 | PackageParser.PARSE_IS_SYSTEM_DIR; 2172 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2173 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2174 | PackageParser.PARSE_IS_SYSTEM_DIR; 2175 } else { 2176 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2177 continue; 2178 } 2179 2180 mSettings.enableSystemPackageLPw(packageName); 2181 2182 try { 2183 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2184 } catch (PackageManagerException e) { 2185 Slog.e(TAG, "Failed to parse original system package: " 2186 + e.getMessage()); 2187 } 2188 } 2189 } 2190 } 2191 2192 // Now that we know all of the shared libraries, update all clients to have 2193 // the correct library paths. 2194 updateAllSharedLibrariesLPw(); 2195 2196 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2197 // NOTE: We ignore potential failures here during a system scan (like 2198 // the rest of the commands above) because there's precious little we 2199 // can do about it. A settings error is reported, though. 2200 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2201 false /* force dexopt */, false /* defer dexopt */); 2202 } 2203 2204 // Now that we know all the packages we are keeping, 2205 // read and update their last usage times. 2206 mPackageUsage.readLP(); 2207 2208 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2209 SystemClock.uptimeMillis()); 2210 Slog.i(TAG, "Time to scan packages: " 2211 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2212 + " seconds"); 2213 2214 // If the platform SDK has changed since the last time we booted, 2215 // we need to re-grant app permission to catch any new ones that 2216 // appear. This is really a hack, and means that apps can in some 2217 // cases get permissions that the user didn't initially explicitly 2218 // allow... it would be nice to have some better way to handle 2219 // this situation. 2220 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2221 != mSdkVersion; 2222 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2223 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2224 + "; regranting permissions for internal storage"); 2225 mSettings.mInternalSdkPlatform = mSdkVersion; 2226 2227 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2228 | (regrantPermissions 2229 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2230 : 0)); 2231 2232 // If this is the first boot, and it is a normal boot, then 2233 // we need to initialize the default preferred apps. 2234 if (!mRestoredSettings && !onlyCore) { 2235 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2236 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2237 } 2238 2239 // If this is first boot after an OTA, and a normal boot, then 2240 // we need to clear code cache directories. 2241 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2242 if (mIsUpgrade && !onlyCore) { 2243 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2244 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2245 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2246 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2247 } 2248 mSettings.mFingerprint = Build.FINGERPRINT; 2249 } 2250 2251 primeDomainVerificationsLPw(); 2252 checkDefaultBrowser(); 2253 2254 // All the changes are done during package scanning. 2255 mSettings.updateInternalDatabaseVersion(); 2256 2257 // can downgrade to reader 2258 mSettings.writeLPr(); 2259 2260 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2261 SystemClock.uptimeMillis()); 2262 2263 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2264 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2265 2266 mInstallerService = new PackageInstallerService(context, this); 2267 2268 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2269 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2270 mIntentFilterVerifierComponent); 2271 2272 } // synchronized (mPackages) 2273 } // synchronized (mInstallLock) 2274 2275 // Now after opening every single application zip, make sure they 2276 // are all flushed. Not really needed, but keeps things nice and 2277 // tidy. 2278 Runtime.getRuntime().gc(); 2279 2280 // Expose private service for system components to use. 2281 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2282 } 2283 2284 @Override 2285 public boolean isFirstBoot() { 2286 return !mRestoredSettings; 2287 } 2288 2289 @Override 2290 public boolean isOnlyCoreApps() { 2291 return mOnlyCore; 2292 } 2293 2294 @Override 2295 public boolean isUpgrade() { 2296 return mIsUpgrade; 2297 } 2298 2299 private String getRequiredVerifierLPr() { 2300 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2301 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2302 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2303 2304 String requiredVerifier = null; 2305 2306 final int N = receivers.size(); 2307 for (int i = 0; i < N; i++) { 2308 final ResolveInfo info = receivers.get(i); 2309 2310 if (info.activityInfo == null) { 2311 continue; 2312 } 2313 2314 final String packageName = info.activityInfo.packageName; 2315 2316 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2317 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2318 continue; 2319 } 2320 2321 if (requiredVerifier != null) { 2322 throw new RuntimeException("There can be only one required verifier"); 2323 } 2324 2325 requiredVerifier = packageName; 2326 } 2327 2328 return requiredVerifier; 2329 } 2330 2331 private String getRequiredInstallerLPr() { 2332 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2333 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2334 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2335 2336 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2337 PACKAGE_MIME_TYPE, 0, 0); 2338 2339 String requiredInstaller = null; 2340 2341 final int N = installers.size(); 2342 for (int i = 0; i < N; i++) { 2343 final ResolveInfo info = installers.get(i); 2344 final String packageName = info.activityInfo.packageName; 2345 2346 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2347 continue; 2348 } 2349 2350 if (requiredInstaller != null) { 2351 throw new RuntimeException("There must be one required installer"); 2352 } 2353 2354 requiredInstaller = packageName; 2355 } 2356 2357 if (requiredInstaller == null) { 2358 throw new RuntimeException("There must be one required installer"); 2359 } 2360 2361 return requiredInstaller; 2362 } 2363 2364 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2365 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2366 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2367 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2368 2369 ComponentName verifierComponentName = null; 2370 2371 int priority = -1000; 2372 final int N = receivers.size(); 2373 for (int i = 0; i < N; i++) { 2374 final ResolveInfo info = receivers.get(i); 2375 2376 if (info.activityInfo == null) { 2377 continue; 2378 } 2379 2380 final String packageName = info.activityInfo.packageName; 2381 2382 final PackageSetting ps = mSettings.mPackages.get(packageName); 2383 if (ps == null) { 2384 continue; 2385 } 2386 2387 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2388 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2389 continue; 2390 } 2391 2392 // Select the IntentFilterVerifier with the highest priority 2393 if (priority < info.priority) { 2394 priority = info.priority; 2395 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2396 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2397 + verifierComponentName + " with priority: " + info.priority); 2398 } 2399 } 2400 2401 return verifierComponentName; 2402 } 2403 2404 private void primeDomainVerificationsLPw() { 2405 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2406 boolean updated = false; 2407 ArraySet<String> allHostsSet = new ArraySet<>(); 2408 for (PackageParser.Package pkg : mPackages.values()) { 2409 final String packageName = pkg.packageName; 2410 if (!hasDomainURLs(pkg)) { 2411 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2412 "package with no domain URLs: " + packageName); 2413 continue; 2414 } 2415 if (!pkg.isSystemApp()) { 2416 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2417 "No priming domain verifications for a non system package : " + 2418 packageName); 2419 continue; 2420 } 2421 for (PackageParser.Activity a : pkg.activities) { 2422 for (ActivityIntentInfo filter : a.intents) { 2423 if (hasValidDomains(filter)) { 2424 allHostsSet.addAll(filter.getHostsList()); 2425 } 2426 } 2427 } 2428 if (allHostsSet.size() == 0) { 2429 allHostsSet.add("*"); 2430 } 2431 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2432 IntentFilterVerificationInfo ivi = 2433 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2434 if (ivi != null) { 2435 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2436 "Priming domain verifications for package: " + packageName + 2437 " with hosts:" + ivi.getDomainsString()); 2438 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2439 updated = true; 2440 } 2441 else { 2442 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2443 "No priming domain verifications for package: " + packageName); 2444 } 2445 allHostsSet.clear(); 2446 } 2447 if (updated) { 2448 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2449 "Will need to write primed domain verifications"); 2450 } 2451 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2452 } 2453 2454 private void applyFactoryDefaultBrowserLPw(int userId) { 2455 // The default browser app's package name is stored in a string resource, 2456 // with a product-specific overlay used for vendor customization. 2457 String browserPkg = mContext.getResources().getString( 2458 com.android.internal.R.string.default_browser); 2459 if (browserPkg != null) { 2460 // non-empty string => required to be a known package 2461 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2462 if (ps == null) { 2463 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2464 browserPkg = null; 2465 } else { 2466 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2467 } 2468 } 2469 2470 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2471 // default. If there's more than one, just leave everything alone. 2472 if (browserPkg == null) { 2473 calculateDefaultBrowserLPw(userId); 2474 } 2475 } 2476 2477 private void calculateDefaultBrowserLPw(int userId) { 2478 List<String> allBrowsers = resolveAllBrowserApps(userId); 2479 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2480 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2481 } 2482 2483 private List<String> resolveAllBrowserApps(int userId) { 2484 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2485 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2486 PackageManager.MATCH_ALL, userId); 2487 2488 final int count = list.size(); 2489 List<String> result = new ArrayList<String>(count); 2490 for (int i=0; i<count; i++) { 2491 ResolveInfo info = list.get(i); 2492 if (info.activityInfo == null 2493 || !info.handleAllWebDataURI 2494 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2495 || result.contains(info.activityInfo.packageName)) { 2496 continue; 2497 } 2498 result.add(info.activityInfo.packageName); 2499 } 2500 2501 return result; 2502 } 2503 2504 private boolean packageIsBrowser(String packageName, int userId) { 2505 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2506 PackageManager.MATCH_ALL, userId); 2507 final int N = list.size(); 2508 for (int i = 0; i < N; i++) { 2509 ResolveInfo info = list.get(i); 2510 if (packageName.equals(info.activityInfo.packageName)) { 2511 return true; 2512 } 2513 } 2514 return false; 2515 } 2516 2517 private void checkDefaultBrowser() { 2518 final int myUserId = UserHandle.myUserId(); 2519 final String packageName = getDefaultBrowserPackageName(myUserId); 2520 if (packageName != null) { 2521 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2522 if (info == null) { 2523 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2524 synchronized (mPackages) { 2525 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2526 } 2527 } 2528 } 2529 } 2530 2531 @Override 2532 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2533 throws RemoteException { 2534 try { 2535 return super.onTransact(code, data, reply, flags); 2536 } catch (RuntimeException e) { 2537 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2538 Slog.wtf(TAG, "Package Manager Crash", e); 2539 } 2540 throw e; 2541 } 2542 } 2543 2544 void cleanupInstallFailedPackage(PackageSetting ps) { 2545 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2546 2547 removeDataDirsLI(ps.volumeUuid, ps.name); 2548 if (ps.codePath != null) { 2549 if (ps.codePath.isDirectory()) { 2550 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2551 } else { 2552 ps.codePath.delete(); 2553 } 2554 } 2555 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2556 if (ps.resourcePath.isDirectory()) { 2557 FileUtils.deleteContents(ps.resourcePath); 2558 } 2559 ps.resourcePath.delete(); 2560 } 2561 mSettings.removePackageLPw(ps.name); 2562 } 2563 2564 static int[] appendInts(int[] cur, int[] add) { 2565 if (add == null) return cur; 2566 if (cur == null) return add; 2567 final int N = add.length; 2568 for (int i=0; i<N; i++) { 2569 cur = appendInt(cur, add[i]); 2570 } 2571 return cur; 2572 } 2573 2574 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2575 if (!sUserManager.exists(userId)) return null; 2576 final PackageSetting ps = (PackageSetting) p.mExtras; 2577 if (ps == null) { 2578 return null; 2579 } 2580 2581 final PermissionsState permissionsState = ps.getPermissionsState(); 2582 2583 final int[] gids = permissionsState.computeGids(userId); 2584 final Set<String> permissions = permissionsState.getPermissions(userId); 2585 final PackageUserState state = ps.readUserState(userId); 2586 2587 return PackageParser.generatePackageInfo(p, gids, flags, 2588 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2589 } 2590 2591 @Override 2592 public boolean isPackageFrozen(String packageName) { 2593 synchronized (mPackages) { 2594 final PackageSetting ps = mSettings.mPackages.get(packageName); 2595 if (ps != null) { 2596 return ps.frozen; 2597 } 2598 } 2599 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2600 return true; 2601 } 2602 2603 @Override 2604 public boolean isPackageAvailable(String packageName, int userId) { 2605 if (!sUserManager.exists(userId)) return false; 2606 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2607 synchronized (mPackages) { 2608 PackageParser.Package p = mPackages.get(packageName); 2609 if (p != null) { 2610 final PackageSetting ps = (PackageSetting) p.mExtras; 2611 if (ps != null) { 2612 final PackageUserState state = ps.readUserState(userId); 2613 if (state != null) { 2614 return PackageParser.isAvailable(state); 2615 } 2616 } 2617 } 2618 } 2619 return false; 2620 } 2621 2622 @Override 2623 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2624 if (!sUserManager.exists(userId)) return null; 2625 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2626 // reader 2627 synchronized (mPackages) { 2628 PackageParser.Package p = mPackages.get(packageName); 2629 if (DEBUG_PACKAGE_INFO) 2630 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2631 if (p != null) { 2632 return generatePackageInfo(p, flags, userId); 2633 } 2634 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2635 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2636 } 2637 } 2638 return null; 2639 } 2640 2641 @Override 2642 public String[] currentToCanonicalPackageNames(String[] names) { 2643 String[] out = new String[names.length]; 2644 // reader 2645 synchronized (mPackages) { 2646 for (int i=names.length-1; i>=0; i--) { 2647 PackageSetting ps = mSettings.mPackages.get(names[i]); 2648 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2649 } 2650 } 2651 return out; 2652 } 2653 2654 @Override 2655 public String[] canonicalToCurrentPackageNames(String[] names) { 2656 String[] out = new String[names.length]; 2657 // reader 2658 synchronized (mPackages) { 2659 for (int i=names.length-1; i>=0; i--) { 2660 String cur = mSettings.mRenamedPackages.get(names[i]); 2661 out[i] = cur != null ? cur : names[i]; 2662 } 2663 } 2664 return out; 2665 } 2666 2667 @Override 2668 public int getPackageUid(String packageName, int userId) { 2669 if (!sUserManager.exists(userId)) return -1; 2670 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2671 2672 // reader 2673 synchronized (mPackages) { 2674 PackageParser.Package p = mPackages.get(packageName); 2675 if(p != null) { 2676 return UserHandle.getUid(userId, p.applicationInfo.uid); 2677 } 2678 PackageSetting ps = mSettings.mPackages.get(packageName); 2679 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2680 return -1; 2681 } 2682 p = ps.pkg; 2683 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2684 } 2685 } 2686 2687 @Override 2688 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2689 if (!sUserManager.exists(userId)) { 2690 return null; 2691 } 2692 2693 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2694 "getPackageGids"); 2695 2696 // reader 2697 synchronized (mPackages) { 2698 PackageParser.Package p = mPackages.get(packageName); 2699 if (DEBUG_PACKAGE_INFO) { 2700 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2701 } 2702 if (p != null) { 2703 PackageSetting ps = (PackageSetting) p.mExtras; 2704 return ps.getPermissionsState().computeGids(userId); 2705 } 2706 } 2707 2708 return null; 2709 } 2710 2711 @Override 2712 public int getMountExternalMode(int uid) { 2713 if (Process.isIsolated(uid)) { 2714 return Zygote.MOUNT_EXTERNAL_NONE; 2715 } else { 2716 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 2717 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2718 } else if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2719 return Zygote.MOUNT_EXTERNAL_WRITE; 2720 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2721 return Zygote.MOUNT_EXTERNAL_READ; 2722 } else { 2723 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2724 } 2725 } 2726 } 2727 2728 static PermissionInfo generatePermissionInfo( 2729 BasePermission bp, int flags) { 2730 if (bp.perm != null) { 2731 return PackageParser.generatePermissionInfo(bp.perm, flags); 2732 } 2733 PermissionInfo pi = new PermissionInfo(); 2734 pi.name = bp.name; 2735 pi.packageName = bp.sourcePackage; 2736 pi.nonLocalizedLabel = bp.name; 2737 pi.protectionLevel = bp.protectionLevel; 2738 return pi; 2739 } 2740 2741 @Override 2742 public PermissionInfo getPermissionInfo(String name, int flags) { 2743 // reader 2744 synchronized (mPackages) { 2745 final BasePermission p = mSettings.mPermissions.get(name); 2746 if (p != null) { 2747 return generatePermissionInfo(p, flags); 2748 } 2749 return null; 2750 } 2751 } 2752 2753 @Override 2754 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2755 // reader 2756 synchronized (mPackages) { 2757 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2758 for (BasePermission p : mSettings.mPermissions.values()) { 2759 if (group == null) { 2760 if (p.perm == null || p.perm.info.group == null) { 2761 out.add(generatePermissionInfo(p, flags)); 2762 } 2763 } else { 2764 if (p.perm != null && group.equals(p.perm.info.group)) { 2765 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2766 } 2767 } 2768 } 2769 2770 if (out.size() > 0) { 2771 return out; 2772 } 2773 return mPermissionGroups.containsKey(group) ? out : null; 2774 } 2775 } 2776 2777 @Override 2778 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2779 // reader 2780 synchronized (mPackages) { 2781 return PackageParser.generatePermissionGroupInfo( 2782 mPermissionGroups.get(name), flags); 2783 } 2784 } 2785 2786 @Override 2787 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2788 // reader 2789 synchronized (mPackages) { 2790 final int N = mPermissionGroups.size(); 2791 ArrayList<PermissionGroupInfo> out 2792 = new ArrayList<PermissionGroupInfo>(N); 2793 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2794 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2795 } 2796 return out; 2797 } 2798 } 2799 2800 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2801 int userId) { 2802 if (!sUserManager.exists(userId)) return null; 2803 PackageSetting ps = mSettings.mPackages.get(packageName); 2804 if (ps != null) { 2805 if (ps.pkg == null) { 2806 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2807 flags, userId); 2808 if (pInfo != null) { 2809 return pInfo.applicationInfo; 2810 } 2811 return null; 2812 } 2813 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2814 ps.readUserState(userId), userId); 2815 } 2816 return null; 2817 } 2818 2819 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2820 int userId) { 2821 if (!sUserManager.exists(userId)) return null; 2822 PackageSetting ps = mSettings.mPackages.get(packageName); 2823 if (ps != null) { 2824 PackageParser.Package pkg = ps.pkg; 2825 if (pkg == null) { 2826 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2827 return null; 2828 } 2829 // Only data remains, so we aren't worried about code paths 2830 pkg = new PackageParser.Package(packageName); 2831 pkg.applicationInfo.packageName = packageName; 2832 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2833 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2834 pkg.applicationInfo.dataDir = Environment 2835 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2836 .getAbsolutePath(); 2837 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2838 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2839 } 2840 return generatePackageInfo(pkg, flags, userId); 2841 } 2842 return null; 2843 } 2844 2845 @Override 2846 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2847 if (!sUserManager.exists(userId)) return null; 2848 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2849 // writer 2850 synchronized (mPackages) { 2851 PackageParser.Package p = mPackages.get(packageName); 2852 if (DEBUG_PACKAGE_INFO) Log.v( 2853 TAG, "getApplicationInfo " + packageName 2854 + ": " + p); 2855 if (p != null) { 2856 PackageSetting ps = mSettings.mPackages.get(packageName); 2857 if (ps == null) return null; 2858 // Note: isEnabledLP() does not apply here - always return info 2859 return PackageParser.generateApplicationInfo( 2860 p, flags, ps.readUserState(userId), userId); 2861 } 2862 if ("android".equals(packageName)||"system".equals(packageName)) { 2863 return mAndroidApplication; 2864 } 2865 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2866 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2867 } 2868 } 2869 return null; 2870 } 2871 2872 @Override 2873 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2874 final IPackageDataObserver observer) { 2875 mContext.enforceCallingOrSelfPermission( 2876 android.Manifest.permission.CLEAR_APP_CACHE, null); 2877 // Queue up an async operation since clearing cache may take a little while. 2878 mHandler.post(new Runnable() { 2879 public void run() { 2880 mHandler.removeCallbacks(this); 2881 int retCode = -1; 2882 synchronized (mInstallLock) { 2883 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2884 if (retCode < 0) { 2885 Slog.w(TAG, "Couldn't clear application caches"); 2886 } 2887 } 2888 if (observer != null) { 2889 try { 2890 observer.onRemoveCompleted(null, (retCode >= 0)); 2891 } catch (RemoteException e) { 2892 Slog.w(TAG, "RemoveException when invoking call back"); 2893 } 2894 } 2895 } 2896 }); 2897 } 2898 2899 @Override 2900 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2901 final IntentSender pi) { 2902 mContext.enforceCallingOrSelfPermission( 2903 android.Manifest.permission.CLEAR_APP_CACHE, null); 2904 // Queue up an async operation since clearing cache may take a little while. 2905 mHandler.post(new Runnable() { 2906 public void run() { 2907 mHandler.removeCallbacks(this); 2908 int retCode = -1; 2909 synchronized (mInstallLock) { 2910 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2911 if (retCode < 0) { 2912 Slog.w(TAG, "Couldn't clear application caches"); 2913 } 2914 } 2915 if(pi != null) { 2916 try { 2917 // Callback via pending intent 2918 int code = (retCode >= 0) ? 1 : 0; 2919 pi.sendIntent(null, code, null, 2920 null, null); 2921 } catch (SendIntentException e1) { 2922 Slog.i(TAG, "Failed to send pending intent"); 2923 } 2924 } 2925 } 2926 }); 2927 } 2928 2929 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2930 synchronized (mInstallLock) { 2931 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2932 throw new IOException("Failed to free enough space"); 2933 } 2934 } 2935 } 2936 2937 @Override 2938 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2939 if (!sUserManager.exists(userId)) return null; 2940 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2941 synchronized (mPackages) { 2942 PackageParser.Activity a = mActivities.mActivities.get(component); 2943 2944 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2945 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2946 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2947 if (ps == null) return null; 2948 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2949 userId); 2950 } 2951 if (mResolveComponentName.equals(component)) { 2952 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2953 new PackageUserState(), userId); 2954 } 2955 } 2956 return null; 2957 } 2958 2959 @Override 2960 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2961 String resolvedType) { 2962 synchronized (mPackages) { 2963 PackageParser.Activity a = mActivities.mActivities.get(component); 2964 if (a == null) { 2965 return false; 2966 } 2967 for (int i=0; i<a.intents.size(); i++) { 2968 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2969 intent.getData(), intent.getCategories(), TAG) >= 0) { 2970 return true; 2971 } 2972 } 2973 return false; 2974 } 2975 } 2976 2977 @Override 2978 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2979 if (!sUserManager.exists(userId)) return null; 2980 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2981 synchronized (mPackages) { 2982 PackageParser.Activity a = mReceivers.mActivities.get(component); 2983 if (DEBUG_PACKAGE_INFO) Log.v( 2984 TAG, "getReceiverInfo " + component + ": " + a); 2985 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2986 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2987 if (ps == null) return null; 2988 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2989 userId); 2990 } 2991 } 2992 return null; 2993 } 2994 2995 @Override 2996 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2997 if (!sUserManager.exists(userId)) return null; 2998 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2999 synchronized (mPackages) { 3000 PackageParser.Service s = mServices.mServices.get(component); 3001 if (DEBUG_PACKAGE_INFO) Log.v( 3002 TAG, "getServiceInfo " + component + ": " + s); 3003 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3004 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3005 if (ps == null) return null; 3006 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3007 userId); 3008 } 3009 } 3010 return null; 3011 } 3012 3013 @Override 3014 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3015 if (!sUserManager.exists(userId)) return null; 3016 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3017 synchronized (mPackages) { 3018 PackageParser.Provider p = mProviders.mProviders.get(component); 3019 if (DEBUG_PACKAGE_INFO) Log.v( 3020 TAG, "getProviderInfo " + component + ": " + p); 3021 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3022 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3023 if (ps == null) return null; 3024 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3025 userId); 3026 } 3027 } 3028 return null; 3029 } 3030 3031 @Override 3032 public String[] getSystemSharedLibraryNames() { 3033 Set<String> libSet; 3034 synchronized (mPackages) { 3035 libSet = mSharedLibraries.keySet(); 3036 int size = libSet.size(); 3037 if (size > 0) { 3038 String[] libs = new String[size]; 3039 libSet.toArray(libs); 3040 return libs; 3041 } 3042 } 3043 return null; 3044 } 3045 3046 /** 3047 * @hide 3048 */ 3049 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3050 synchronized (mPackages) { 3051 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3052 if (lib != null && lib.apk != null) { 3053 return mPackages.get(lib.apk); 3054 } 3055 } 3056 return null; 3057 } 3058 3059 @Override 3060 public FeatureInfo[] getSystemAvailableFeatures() { 3061 Collection<FeatureInfo> featSet; 3062 synchronized (mPackages) { 3063 featSet = mAvailableFeatures.values(); 3064 int size = featSet.size(); 3065 if (size > 0) { 3066 FeatureInfo[] features = new FeatureInfo[size+1]; 3067 featSet.toArray(features); 3068 FeatureInfo fi = new FeatureInfo(); 3069 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3070 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3071 features[size] = fi; 3072 return features; 3073 } 3074 } 3075 return null; 3076 } 3077 3078 @Override 3079 public boolean hasSystemFeature(String name) { 3080 synchronized (mPackages) { 3081 return mAvailableFeatures.containsKey(name); 3082 } 3083 } 3084 3085 private void checkValidCaller(int uid, int userId) { 3086 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3087 return; 3088 3089 throw new SecurityException("Caller uid=" + uid 3090 + " is not privileged to communicate with user=" + userId); 3091 } 3092 3093 @Override 3094 public int checkPermission(String permName, String pkgName, int userId) { 3095 if (!sUserManager.exists(userId)) { 3096 return PackageManager.PERMISSION_DENIED; 3097 } 3098 3099 synchronized (mPackages) { 3100 final PackageParser.Package p = mPackages.get(pkgName); 3101 if (p != null && p.mExtras != null) { 3102 final PackageSetting ps = (PackageSetting) p.mExtras; 3103 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3104 return PackageManager.PERMISSION_GRANTED; 3105 } 3106 } 3107 } 3108 3109 return PackageManager.PERMISSION_DENIED; 3110 } 3111 3112 @Override 3113 public int checkUidPermission(String permName, int uid) { 3114 final int userId = UserHandle.getUserId(uid); 3115 3116 if (!sUserManager.exists(userId)) { 3117 return PackageManager.PERMISSION_DENIED; 3118 } 3119 3120 synchronized (mPackages) { 3121 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3122 if (obj != null) { 3123 final SettingBase ps = (SettingBase) obj; 3124 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3125 return PackageManager.PERMISSION_GRANTED; 3126 } 3127 } else { 3128 ArraySet<String> perms = mSystemPermissions.get(uid); 3129 if (perms != null && perms.contains(permName)) { 3130 return PackageManager.PERMISSION_GRANTED; 3131 } 3132 } 3133 } 3134 3135 return PackageManager.PERMISSION_DENIED; 3136 } 3137 3138 /** 3139 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3140 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3141 * @param checkShell TODO(yamasani): 3142 * @param message the message to log on security exception 3143 */ 3144 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3145 boolean checkShell, String message) { 3146 if (userId < 0) { 3147 throw new IllegalArgumentException("Invalid userId " + userId); 3148 } 3149 if (checkShell) { 3150 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3151 } 3152 if (userId == UserHandle.getUserId(callingUid)) return; 3153 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3154 if (requireFullPermission) { 3155 mContext.enforceCallingOrSelfPermission( 3156 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3157 } else { 3158 try { 3159 mContext.enforceCallingOrSelfPermission( 3160 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3161 } catch (SecurityException se) { 3162 mContext.enforceCallingOrSelfPermission( 3163 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3164 } 3165 } 3166 } 3167 } 3168 3169 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3170 if (callingUid == Process.SHELL_UID) { 3171 if (userHandle >= 0 3172 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3173 throw new SecurityException("Shell does not have permission to access user " 3174 + userHandle); 3175 } else if (userHandle < 0) { 3176 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3177 + Debug.getCallers(3)); 3178 } 3179 } 3180 } 3181 3182 private BasePermission findPermissionTreeLP(String permName) { 3183 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3184 if (permName.startsWith(bp.name) && 3185 permName.length() > bp.name.length() && 3186 permName.charAt(bp.name.length()) == '.') { 3187 return bp; 3188 } 3189 } 3190 return null; 3191 } 3192 3193 private BasePermission checkPermissionTreeLP(String permName) { 3194 if (permName != null) { 3195 BasePermission bp = findPermissionTreeLP(permName); 3196 if (bp != null) { 3197 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3198 return bp; 3199 } 3200 throw new SecurityException("Calling uid " 3201 + Binder.getCallingUid() 3202 + " is not allowed to add to permission tree " 3203 + bp.name + " owned by uid " + bp.uid); 3204 } 3205 } 3206 throw new SecurityException("No permission tree found for " + permName); 3207 } 3208 3209 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3210 if (s1 == null) { 3211 return s2 == null; 3212 } 3213 if (s2 == null) { 3214 return false; 3215 } 3216 if (s1.getClass() != s2.getClass()) { 3217 return false; 3218 } 3219 return s1.equals(s2); 3220 } 3221 3222 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3223 if (pi1.icon != pi2.icon) return false; 3224 if (pi1.logo != pi2.logo) return false; 3225 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3226 if (!compareStrings(pi1.name, pi2.name)) return false; 3227 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3228 // We'll take care of setting this one. 3229 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3230 // These are not currently stored in settings. 3231 //if (!compareStrings(pi1.group, pi2.group)) return false; 3232 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3233 //if (pi1.labelRes != pi2.labelRes) return false; 3234 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3235 return true; 3236 } 3237 3238 int permissionInfoFootprint(PermissionInfo info) { 3239 int size = info.name.length(); 3240 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3241 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3242 return size; 3243 } 3244 3245 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3246 int size = 0; 3247 for (BasePermission perm : mSettings.mPermissions.values()) { 3248 if (perm.uid == tree.uid) { 3249 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3250 } 3251 } 3252 return size; 3253 } 3254 3255 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3256 // We calculate the max size of permissions defined by this uid and throw 3257 // if that plus the size of 'info' would exceed our stated maximum. 3258 if (tree.uid != Process.SYSTEM_UID) { 3259 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3260 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3261 throw new SecurityException("Permission tree size cap exceeded"); 3262 } 3263 } 3264 } 3265 3266 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3267 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3268 throw new SecurityException("Label must be specified in permission"); 3269 } 3270 BasePermission tree = checkPermissionTreeLP(info.name); 3271 BasePermission bp = mSettings.mPermissions.get(info.name); 3272 boolean added = bp == null; 3273 boolean changed = true; 3274 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3275 if (added) { 3276 enforcePermissionCapLocked(info, tree); 3277 bp = new BasePermission(info.name, tree.sourcePackage, 3278 BasePermission.TYPE_DYNAMIC); 3279 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3280 throw new SecurityException( 3281 "Not allowed to modify non-dynamic permission " 3282 + info.name); 3283 } else { 3284 if (bp.protectionLevel == fixedLevel 3285 && bp.perm.owner.equals(tree.perm.owner) 3286 && bp.uid == tree.uid 3287 && comparePermissionInfos(bp.perm.info, info)) { 3288 changed = false; 3289 } 3290 } 3291 bp.protectionLevel = fixedLevel; 3292 info = new PermissionInfo(info); 3293 info.protectionLevel = fixedLevel; 3294 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3295 bp.perm.info.packageName = tree.perm.info.packageName; 3296 bp.uid = tree.uid; 3297 if (added) { 3298 mSettings.mPermissions.put(info.name, bp); 3299 } 3300 if (changed) { 3301 if (!async) { 3302 mSettings.writeLPr(); 3303 } else { 3304 scheduleWriteSettingsLocked(); 3305 } 3306 } 3307 return added; 3308 } 3309 3310 @Override 3311 public boolean addPermission(PermissionInfo info) { 3312 synchronized (mPackages) { 3313 return addPermissionLocked(info, false); 3314 } 3315 } 3316 3317 @Override 3318 public boolean addPermissionAsync(PermissionInfo info) { 3319 synchronized (mPackages) { 3320 return addPermissionLocked(info, true); 3321 } 3322 } 3323 3324 @Override 3325 public void removePermission(String name) { 3326 synchronized (mPackages) { 3327 checkPermissionTreeLP(name); 3328 BasePermission bp = mSettings.mPermissions.get(name); 3329 if (bp != null) { 3330 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3331 throw new SecurityException( 3332 "Not allowed to modify non-dynamic permission " 3333 + name); 3334 } 3335 mSettings.mPermissions.remove(name); 3336 mSettings.writeLPr(); 3337 } 3338 } 3339 } 3340 3341 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3342 BasePermission bp) { 3343 int index = pkg.requestedPermissions.indexOf(bp.name); 3344 if (index == -1) { 3345 throw new SecurityException("Package " + pkg.packageName 3346 + " has not requested permission " + bp.name); 3347 } 3348 if (!bp.isRuntime()) { 3349 throw new SecurityException("Permission " + bp.name 3350 + " is not a changeable permission type"); 3351 } 3352 } 3353 3354 @Override 3355 public void grantRuntimePermission(String packageName, String name, final int userId) { 3356 if (!sUserManager.exists(userId)) { 3357 Log.e(TAG, "No such user:" + userId); 3358 return; 3359 } 3360 3361 mContext.enforceCallingOrSelfPermission( 3362 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3363 "grantRuntimePermission"); 3364 3365 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3366 "grantRuntimePermission"); 3367 3368 final int uid; 3369 final SettingBase sb; 3370 3371 synchronized (mPackages) { 3372 final PackageParser.Package pkg = mPackages.get(packageName); 3373 if (pkg == null) { 3374 throw new IllegalArgumentException("Unknown package: " + packageName); 3375 } 3376 3377 final BasePermission bp = mSettings.mPermissions.get(name); 3378 if (bp == null) { 3379 throw new IllegalArgumentException("Unknown permission: " + name); 3380 } 3381 3382 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3383 3384 uid = pkg.applicationInfo.uid; 3385 sb = (SettingBase) pkg.mExtras; 3386 if (sb == null) { 3387 throw new IllegalArgumentException("Unknown package: " + packageName); 3388 } 3389 3390 final PermissionsState permissionsState = sb.getPermissionsState(); 3391 3392 final int flags = permissionsState.getPermissionFlags(name, userId); 3393 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3394 throw new SecurityException("Cannot grant system fixed permission: " 3395 + name + " for package: " + packageName); 3396 } 3397 3398 final int result = permissionsState.grantRuntimePermission(bp, userId); 3399 switch (result) { 3400 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3401 return; 3402 } 3403 3404 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3405 mHandler.post(new Runnable() { 3406 @Override 3407 public void run() { 3408 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3409 } 3410 }); 3411 } break; 3412 } 3413 3414 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3415 3416 // Not critical if that is lost - app has to request again. 3417 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3418 } 3419 3420 if (READ_EXTERNAL_STORAGE.equals(name) 3421 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3422 final long token = Binder.clearCallingIdentity(); 3423 try { 3424 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3425 storage.remountUid(uid); 3426 } finally { 3427 Binder.restoreCallingIdentity(token); 3428 } 3429 } 3430 } 3431 3432 @Override 3433 public void revokeRuntimePermission(String packageName, String name, int userId) { 3434 if (!sUserManager.exists(userId)) { 3435 Log.e(TAG, "No such user:" + userId); 3436 return; 3437 } 3438 3439 mContext.enforceCallingOrSelfPermission( 3440 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3441 "revokeRuntimePermission"); 3442 3443 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3444 "revokeRuntimePermission"); 3445 3446 final SettingBase sb; 3447 3448 synchronized (mPackages) { 3449 final PackageParser.Package pkg = mPackages.get(packageName); 3450 if (pkg == null) { 3451 throw new IllegalArgumentException("Unknown package: " + packageName); 3452 } 3453 3454 final BasePermission bp = mSettings.mPermissions.get(name); 3455 if (bp == null) { 3456 throw new IllegalArgumentException("Unknown permission: " + name); 3457 } 3458 3459 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3460 3461 sb = (SettingBase) pkg.mExtras; 3462 if (sb == null) { 3463 throw new IllegalArgumentException("Unknown package: " + packageName); 3464 } 3465 3466 final PermissionsState permissionsState = sb.getPermissionsState(); 3467 3468 final int flags = permissionsState.getPermissionFlags(name, userId); 3469 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3470 throw new SecurityException("Cannot revoke system fixed permission: " 3471 + name + " for package: " + packageName); 3472 } 3473 3474 if (permissionsState.revokeRuntimePermission(bp, userId) == 3475 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3476 return; 3477 } 3478 3479 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3480 3481 // Critical, after this call app should never have the permission. 3482 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3483 } 3484 3485 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3486 } 3487 3488 @Override 3489 public void resetRuntimePermissions() { 3490 mContext.enforceCallingOrSelfPermission( 3491 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3492 "revokeRuntimePermission"); 3493 3494 int callingUid = Binder.getCallingUid(); 3495 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3496 mContext.enforceCallingOrSelfPermission( 3497 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3498 "resetRuntimePermissions"); 3499 } 3500 3501 final int[] userIds; 3502 3503 synchronized (mPackages) { 3504 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3505 final int userCount = UserManagerService.getInstance().getUserIds().length; 3506 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3507 } 3508 3509 for (int userId : userIds) { 3510 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3511 } 3512 } 3513 3514 @Override 3515 public int getPermissionFlags(String name, String packageName, int userId) { 3516 if (!sUserManager.exists(userId)) { 3517 return 0; 3518 } 3519 3520 mContext.enforceCallingOrSelfPermission( 3521 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3522 "getPermissionFlags"); 3523 3524 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3525 "getPermissionFlags"); 3526 3527 synchronized (mPackages) { 3528 final PackageParser.Package pkg = mPackages.get(packageName); 3529 if (pkg == null) { 3530 throw new IllegalArgumentException("Unknown package: " + packageName); 3531 } 3532 3533 final BasePermission bp = mSettings.mPermissions.get(name); 3534 if (bp == null) { 3535 throw new IllegalArgumentException("Unknown permission: " + name); 3536 } 3537 3538 SettingBase sb = (SettingBase) pkg.mExtras; 3539 if (sb == null) { 3540 throw new IllegalArgumentException("Unknown package: " + packageName); 3541 } 3542 3543 PermissionsState permissionsState = sb.getPermissionsState(); 3544 return permissionsState.getPermissionFlags(name, userId); 3545 } 3546 } 3547 3548 @Override 3549 public void updatePermissionFlags(String name, String packageName, int flagMask, 3550 int flagValues, int userId) { 3551 if (!sUserManager.exists(userId)) { 3552 return; 3553 } 3554 3555 mContext.enforceCallingOrSelfPermission( 3556 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3557 "updatePermissionFlags"); 3558 3559 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3560 "updatePermissionFlags"); 3561 3562 // Only the system can change system fixed flags. 3563 if (getCallingUid() != Process.SYSTEM_UID) { 3564 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3565 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3566 } 3567 3568 synchronized (mPackages) { 3569 final PackageParser.Package pkg = mPackages.get(packageName); 3570 if (pkg == null) { 3571 throw new IllegalArgumentException("Unknown package: " + packageName); 3572 } 3573 3574 final BasePermission bp = mSettings.mPermissions.get(name); 3575 if (bp == null) { 3576 throw new IllegalArgumentException("Unknown permission: " + name); 3577 } 3578 3579 SettingBase sb = (SettingBase) pkg.mExtras; 3580 if (sb == null) { 3581 throw new IllegalArgumentException("Unknown package: " + packageName); 3582 } 3583 3584 PermissionsState permissionsState = sb.getPermissionsState(); 3585 3586 // Only the package manager can change flags for system component permissions. 3587 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3588 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3589 return; 3590 } 3591 3592 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3593 3594 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3595 // Install and runtime permissions are stored in different places, 3596 // so figure out what permission changed and persist the change. 3597 if (permissionsState.getInstallPermissionState(name) != null) { 3598 scheduleWriteSettingsLocked(); 3599 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3600 || hadState) { 3601 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3602 } 3603 } 3604 } 3605 } 3606 3607 /** 3608 * Update the permission flags for all packages and runtime permissions of a user in order 3609 * to allow device or profile owner to remove POLICY_FIXED. 3610 */ 3611 @Override 3612 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3613 if (!sUserManager.exists(userId)) { 3614 return; 3615 } 3616 3617 mContext.enforceCallingOrSelfPermission( 3618 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3619 "updatePermissionFlagsForAllApps"); 3620 3621 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3622 "updatePermissionFlagsForAllApps"); 3623 3624 // Only the system can change system fixed flags. 3625 if (getCallingUid() != Process.SYSTEM_UID) { 3626 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3627 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3628 } 3629 3630 synchronized (mPackages) { 3631 boolean changed = false; 3632 final int packageCount = mPackages.size(); 3633 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3634 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3635 SettingBase sb = (SettingBase) pkg.mExtras; 3636 if (sb == null) { 3637 continue; 3638 } 3639 PermissionsState permissionsState = sb.getPermissionsState(); 3640 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3641 userId, flagMask, flagValues); 3642 } 3643 if (changed) { 3644 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3645 } 3646 } 3647 } 3648 3649 @Override 3650 public boolean shouldShowRequestPermissionRationale(String permissionName, 3651 String packageName, int userId) { 3652 if (UserHandle.getCallingUserId() != userId) { 3653 mContext.enforceCallingPermission( 3654 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3655 "canShowRequestPermissionRationale for user " + userId); 3656 } 3657 3658 final int uid = getPackageUid(packageName, userId); 3659 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3660 return false; 3661 } 3662 3663 if (checkPermission(permissionName, packageName, userId) 3664 == PackageManager.PERMISSION_GRANTED) { 3665 return false; 3666 } 3667 3668 final int flags; 3669 3670 final long identity = Binder.clearCallingIdentity(); 3671 try { 3672 flags = getPermissionFlags(permissionName, 3673 packageName, userId); 3674 } finally { 3675 Binder.restoreCallingIdentity(identity); 3676 } 3677 3678 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3679 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3680 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3681 3682 if ((flags & fixedFlags) != 0) { 3683 return false; 3684 } 3685 3686 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3687 } 3688 3689 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3690 BasePermission bp = mSettings.mPermissions.get(permission); 3691 if (bp == null) { 3692 throw new SecurityException("Missing " + permission + " permission"); 3693 } 3694 3695 SettingBase sb = (SettingBase) pkg.mExtras; 3696 PermissionsState permissionsState = sb.getPermissionsState(); 3697 3698 if (permissionsState.grantInstallPermission(bp) != 3699 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3700 scheduleWriteSettingsLocked(); 3701 } 3702 } 3703 3704 @Override 3705 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3706 mContext.enforceCallingOrSelfPermission( 3707 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3708 "addOnPermissionsChangeListener"); 3709 3710 synchronized (mPackages) { 3711 mOnPermissionChangeListeners.addListenerLocked(listener); 3712 } 3713 } 3714 3715 @Override 3716 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3717 synchronized (mPackages) { 3718 mOnPermissionChangeListeners.removeListenerLocked(listener); 3719 } 3720 } 3721 3722 @Override 3723 public boolean isProtectedBroadcast(String actionName) { 3724 synchronized (mPackages) { 3725 return mProtectedBroadcasts.contains(actionName); 3726 } 3727 } 3728 3729 @Override 3730 public int checkSignatures(String pkg1, String pkg2) { 3731 synchronized (mPackages) { 3732 final PackageParser.Package p1 = mPackages.get(pkg1); 3733 final PackageParser.Package p2 = mPackages.get(pkg2); 3734 if (p1 == null || p1.mExtras == null 3735 || p2 == null || p2.mExtras == null) { 3736 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3737 } 3738 return compareSignatures(p1.mSignatures, p2.mSignatures); 3739 } 3740 } 3741 3742 @Override 3743 public int checkUidSignatures(int uid1, int uid2) { 3744 // Map to base uids. 3745 uid1 = UserHandle.getAppId(uid1); 3746 uid2 = UserHandle.getAppId(uid2); 3747 // reader 3748 synchronized (mPackages) { 3749 Signature[] s1; 3750 Signature[] s2; 3751 Object obj = mSettings.getUserIdLPr(uid1); 3752 if (obj != null) { 3753 if (obj instanceof SharedUserSetting) { 3754 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3755 } else if (obj instanceof PackageSetting) { 3756 s1 = ((PackageSetting)obj).signatures.mSignatures; 3757 } else { 3758 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3759 } 3760 } else { 3761 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3762 } 3763 obj = mSettings.getUserIdLPr(uid2); 3764 if (obj != null) { 3765 if (obj instanceof SharedUserSetting) { 3766 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3767 } else if (obj instanceof PackageSetting) { 3768 s2 = ((PackageSetting)obj).signatures.mSignatures; 3769 } else { 3770 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3771 } 3772 } else { 3773 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3774 } 3775 return compareSignatures(s1, s2); 3776 } 3777 } 3778 3779 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3780 final long identity = Binder.clearCallingIdentity(); 3781 try { 3782 if (sb instanceof SharedUserSetting) { 3783 SharedUserSetting sus = (SharedUserSetting) sb; 3784 final int packageCount = sus.packages.size(); 3785 for (int i = 0; i < packageCount; i++) { 3786 PackageSetting susPs = sus.packages.valueAt(i); 3787 if (userId == UserHandle.USER_ALL) { 3788 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3789 } else { 3790 final int uid = UserHandle.getUid(userId, susPs.appId); 3791 killUid(uid, reason); 3792 } 3793 } 3794 } else if (sb instanceof PackageSetting) { 3795 PackageSetting ps = (PackageSetting) sb; 3796 if (userId == UserHandle.USER_ALL) { 3797 killApplication(ps.pkg.packageName, ps.appId, reason); 3798 } else { 3799 final int uid = UserHandle.getUid(userId, ps.appId); 3800 killUid(uid, reason); 3801 } 3802 } 3803 } finally { 3804 Binder.restoreCallingIdentity(identity); 3805 } 3806 } 3807 3808 private static void killUid(int uid, String reason) { 3809 IActivityManager am = ActivityManagerNative.getDefault(); 3810 if (am != null) { 3811 try { 3812 am.killUid(uid, reason); 3813 } catch (RemoteException e) { 3814 /* ignore - same process */ 3815 } 3816 } 3817 } 3818 3819 /** 3820 * Compares two sets of signatures. Returns: 3821 * <br /> 3822 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3823 * <br /> 3824 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3825 * <br /> 3826 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3827 * <br /> 3828 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3829 * <br /> 3830 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3831 */ 3832 static int compareSignatures(Signature[] s1, Signature[] s2) { 3833 if (s1 == null) { 3834 return s2 == null 3835 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3836 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3837 } 3838 3839 if (s2 == null) { 3840 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3841 } 3842 3843 if (s1.length != s2.length) { 3844 return PackageManager.SIGNATURE_NO_MATCH; 3845 } 3846 3847 // Since both signature sets are of size 1, we can compare without HashSets. 3848 if (s1.length == 1) { 3849 return s1[0].equals(s2[0]) ? 3850 PackageManager.SIGNATURE_MATCH : 3851 PackageManager.SIGNATURE_NO_MATCH; 3852 } 3853 3854 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3855 for (Signature sig : s1) { 3856 set1.add(sig); 3857 } 3858 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3859 for (Signature sig : s2) { 3860 set2.add(sig); 3861 } 3862 // Make sure s2 contains all signatures in s1. 3863 if (set1.equals(set2)) { 3864 return PackageManager.SIGNATURE_MATCH; 3865 } 3866 return PackageManager.SIGNATURE_NO_MATCH; 3867 } 3868 3869 /** 3870 * If the database version for this type of package (internal storage or 3871 * external storage) is less than the version where package signatures 3872 * were updated, return true. 3873 */ 3874 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3875 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3876 DatabaseVersion.SIGNATURE_END_ENTITY)) 3877 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3878 DatabaseVersion.SIGNATURE_END_ENTITY)); 3879 } 3880 3881 /** 3882 * Used for backward compatibility to make sure any packages with 3883 * certificate chains get upgraded to the new style. {@code existingSigs} 3884 * will be in the old format (since they were stored on disk from before the 3885 * system upgrade) and {@code scannedSigs} will be in the newer format. 3886 */ 3887 private int compareSignaturesCompat(PackageSignatures existingSigs, 3888 PackageParser.Package scannedPkg) { 3889 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3890 return PackageManager.SIGNATURE_NO_MATCH; 3891 } 3892 3893 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3894 for (Signature sig : existingSigs.mSignatures) { 3895 existingSet.add(sig); 3896 } 3897 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3898 for (Signature sig : scannedPkg.mSignatures) { 3899 try { 3900 Signature[] chainSignatures = sig.getChainSignatures(); 3901 for (Signature chainSig : chainSignatures) { 3902 scannedCompatSet.add(chainSig); 3903 } 3904 } catch (CertificateEncodingException e) { 3905 scannedCompatSet.add(sig); 3906 } 3907 } 3908 /* 3909 * Make sure the expanded scanned set contains all signatures in the 3910 * existing one. 3911 */ 3912 if (scannedCompatSet.equals(existingSet)) { 3913 // Migrate the old signatures to the new scheme. 3914 existingSigs.assignSignatures(scannedPkg.mSignatures); 3915 // The new KeySets will be re-added later in the scanning process. 3916 synchronized (mPackages) { 3917 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3918 } 3919 return PackageManager.SIGNATURE_MATCH; 3920 } 3921 return PackageManager.SIGNATURE_NO_MATCH; 3922 } 3923 3924 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3925 if (isExternal(scannedPkg)) { 3926 return mSettings.isExternalDatabaseVersionOlderThan( 3927 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3928 } else { 3929 return mSettings.isInternalDatabaseVersionOlderThan( 3930 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3931 } 3932 } 3933 3934 private int compareSignaturesRecover(PackageSignatures existingSigs, 3935 PackageParser.Package scannedPkg) { 3936 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3937 return PackageManager.SIGNATURE_NO_MATCH; 3938 } 3939 3940 String msg = null; 3941 try { 3942 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3943 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3944 + scannedPkg.packageName); 3945 return PackageManager.SIGNATURE_MATCH; 3946 } 3947 } catch (CertificateException e) { 3948 msg = e.getMessage(); 3949 } 3950 3951 logCriticalInfo(Log.INFO, 3952 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3953 return PackageManager.SIGNATURE_NO_MATCH; 3954 } 3955 3956 @Override 3957 public String[] getPackagesForUid(int uid) { 3958 uid = UserHandle.getAppId(uid); 3959 // reader 3960 synchronized (mPackages) { 3961 Object obj = mSettings.getUserIdLPr(uid); 3962 if (obj instanceof SharedUserSetting) { 3963 final SharedUserSetting sus = (SharedUserSetting) obj; 3964 final int N = sus.packages.size(); 3965 final String[] res = new String[N]; 3966 final Iterator<PackageSetting> it = sus.packages.iterator(); 3967 int i = 0; 3968 while (it.hasNext()) { 3969 res[i++] = it.next().name; 3970 } 3971 return res; 3972 } else if (obj instanceof PackageSetting) { 3973 final PackageSetting ps = (PackageSetting) obj; 3974 return new String[] { ps.name }; 3975 } 3976 } 3977 return null; 3978 } 3979 3980 @Override 3981 public String getNameForUid(int uid) { 3982 // reader 3983 synchronized (mPackages) { 3984 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3985 if (obj instanceof SharedUserSetting) { 3986 final SharedUserSetting sus = (SharedUserSetting) obj; 3987 return sus.name + ":" + sus.userId; 3988 } else if (obj instanceof PackageSetting) { 3989 final PackageSetting ps = (PackageSetting) obj; 3990 return ps.name; 3991 } 3992 } 3993 return null; 3994 } 3995 3996 @Override 3997 public int getUidForSharedUser(String sharedUserName) { 3998 if(sharedUserName == null) { 3999 return -1; 4000 } 4001 // reader 4002 synchronized (mPackages) { 4003 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4004 if (suid == null) { 4005 return -1; 4006 } 4007 return suid.userId; 4008 } 4009 } 4010 4011 @Override 4012 public int getFlagsForUid(int uid) { 4013 synchronized (mPackages) { 4014 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4015 if (obj instanceof SharedUserSetting) { 4016 final SharedUserSetting sus = (SharedUserSetting) obj; 4017 return sus.pkgFlags; 4018 } else if (obj instanceof PackageSetting) { 4019 final PackageSetting ps = (PackageSetting) obj; 4020 return ps.pkgFlags; 4021 } 4022 } 4023 return 0; 4024 } 4025 4026 @Override 4027 public int getPrivateFlagsForUid(int uid) { 4028 synchronized (mPackages) { 4029 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4030 if (obj instanceof SharedUserSetting) { 4031 final SharedUserSetting sus = (SharedUserSetting) obj; 4032 return sus.pkgPrivateFlags; 4033 } else if (obj instanceof PackageSetting) { 4034 final PackageSetting ps = (PackageSetting) obj; 4035 return ps.pkgPrivateFlags; 4036 } 4037 } 4038 return 0; 4039 } 4040 4041 @Override 4042 public boolean isUidPrivileged(int uid) { 4043 uid = UserHandle.getAppId(uid); 4044 // reader 4045 synchronized (mPackages) { 4046 Object obj = mSettings.getUserIdLPr(uid); 4047 if (obj instanceof SharedUserSetting) { 4048 final SharedUserSetting sus = (SharedUserSetting) obj; 4049 final Iterator<PackageSetting> it = sus.packages.iterator(); 4050 while (it.hasNext()) { 4051 if (it.next().isPrivileged()) { 4052 return true; 4053 } 4054 } 4055 } else if (obj instanceof PackageSetting) { 4056 final PackageSetting ps = (PackageSetting) obj; 4057 return ps.isPrivileged(); 4058 } 4059 } 4060 return false; 4061 } 4062 4063 @Override 4064 public String[] getAppOpPermissionPackages(String permissionName) { 4065 synchronized (mPackages) { 4066 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4067 if (pkgs == null) { 4068 return null; 4069 } 4070 return pkgs.toArray(new String[pkgs.size()]); 4071 } 4072 } 4073 4074 @Override 4075 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4076 int flags, int userId) { 4077 if (!sUserManager.exists(userId)) return null; 4078 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4079 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4080 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4081 } 4082 4083 @Override 4084 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4085 IntentFilter filter, int match, ComponentName activity) { 4086 final int userId = UserHandle.getCallingUserId(); 4087 if (DEBUG_PREFERRED) { 4088 Log.v(TAG, "setLastChosenActivity intent=" + intent 4089 + " resolvedType=" + resolvedType 4090 + " flags=" + flags 4091 + " filter=" + filter 4092 + " match=" + match 4093 + " activity=" + activity); 4094 filter.dump(new PrintStreamPrinter(System.out), " "); 4095 } 4096 intent.setComponent(null); 4097 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4098 // Find any earlier preferred or last chosen entries and nuke them 4099 findPreferredActivity(intent, resolvedType, 4100 flags, query, 0, false, true, false, userId); 4101 // Add the new activity as the last chosen for this filter 4102 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4103 "Setting last chosen"); 4104 } 4105 4106 @Override 4107 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4108 final int userId = UserHandle.getCallingUserId(); 4109 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4110 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4111 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4112 false, false, false, userId); 4113 } 4114 4115 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4116 int flags, List<ResolveInfo> query, int userId) { 4117 if (query != null) { 4118 final int N = query.size(); 4119 if (N == 1) { 4120 return query.get(0); 4121 } else if (N > 1) { 4122 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4123 // If there is more than one activity with the same priority, 4124 // then let the user decide between them. 4125 ResolveInfo r0 = query.get(0); 4126 ResolveInfo r1 = query.get(1); 4127 if (DEBUG_INTENT_MATCHING || debug) { 4128 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4129 + r1.activityInfo.name + "=" + r1.priority); 4130 } 4131 // If the first activity has a higher priority, or a different 4132 // default, then it is always desireable to pick it. 4133 if (r0.priority != r1.priority 4134 || r0.preferredOrder != r1.preferredOrder 4135 || r0.isDefault != r1.isDefault) { 4136 return query.get(0); 4137 } 4138 // If we have saved a preference for a preferred activity for 4139 // this Intent, use that. 4140 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4141 flags, query, r0.priority, true, false, debug, userId); 4142 if (ri != null) { 4143 return ri; 4144 } 4145 if (userId != 0) { 4146 ri = new ResolveInfo(mResolveInfo); 4147 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4148 ri.activityInfo.applicationInfo = new ApplicationInfo( 4149 ri.activityInfo.applicationInfo); 4150 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4151 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4152 return ri; 4153 } 4154 return mResolveInfo; 4155 } 4156 } 4157 return null; 4158 } 4159 4160 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4161 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4162 final int N = query.size(); 4163 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4164 .get(userId); 4165 // Get the list of persistent preferred activities that handle the intent 4166 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4167 List<PersistentPreferredActivity> pprefs = ppir != null 4168 ? ppir.queryIntent(intent, resolvedType, 4169 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4170 : null; 4171 if (pprefs != null && pprefs.size() > 0) { 4172 final int M = pprefs.size(); 4173 for (int i=0; i<M; i++) { 4174 final PersistentPreferredActivity ppa = pprefs.get(i); 4175 if (DEBUG_PREFERRED || debug) { 4176 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4177 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4178 + "\n component=" + ppa.mComponent); 4179 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4180 } 4181 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4182 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4183 if (DEBUG_PREFERRED || debug) { 4184 Slog.v(TAG, "Found persistent preferred activity:"); 4185 if (ai != null) { 4186 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4187 } else { 4188 Slog.v(TAG, " null"); 4189 } 4190 } 4191 if (ai == null) { 4192 // This previously registered persistent preferred activity 4193 // component is no longer known. Ignore it and do NOT remove it. 4194 continue; 4195 } 4196 for (int j=0; j<N; j++) { 4197 final ResolveInfo ri = query.get(j); 4198 if (!ri.activityInfo.applicationInfo.packageName 4199 .equals(ai.applicationInfo.packageName)) { 4200 continue; 4201 } 4202 if (!ri.activityInfo.name.equals(ai.name)) { 4203 continue; 4204 } 4205 // Found a persistent preference that can handle the intent. 4206 if (DEBUG_PREFERRED || debug) { 4207 Slog.v(TAG, "Returning persistent preferred activity: " + 4208 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4209 } 4210 return ri; 4211 } 4212 } 4213 } 4214 return null; 4215 } 4216 4217 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4218 List<ResolveInfo> query, int priority, boolean always, 4219 boolean removeMatches, boolean debug, int userId) { 4220 if (!sUserManager.exists(userId)) return null; 4221 // writer 4222 synchronized (mPackages) { 4223 if (intent.getSelector() != null) { 4224 intent = intent.getSelector(); 4225 } 4226 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4227 4228 // Try to find a matching persistent preferred activity. 4229 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4230 debug, userId); 4231 4232 // If a persistent preferred activity matched, use it. 4233 if (pri != null) { 4234 return pri; 4235 } 4236 4237 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4238 // Get the list of preferred activities that handle the intent 4239 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4240 List<PreferredActivity> prefs = pir != null 4241 ? pir.queryIntent(intent, resolvedType, 4242 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4243 : null; 4244 if (prefs != null && prefs.size() > 0) { 4245 boolean changed = false; 4246 try { 4247 // First figure out how good the original match set is. 4248 // We will only allow preferred activities that came 4249 // from the same match quality. 4250 int match = 0; 4251 4252 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4253 4254 final int N = query.size(); 4255 for (int j=0; j<N; j++) { 4256 final ResolveInfo ri = query.get(j); 4257 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4258 + ": 0x" + Integer.toHexString(match)); 4259 if (ri.match > match) { 4260 match = ri.match; 4261 } 4262 } 4263 4264 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4265 + Integer.toHexString(match)); 4266 4267 match &= IntentFilter.MATCH_CATEGORY_MASK; 4268 final int M = prefs.size(); 4269 for (int i=0; i<M; i++) { 4270 final PreferredActivity pa = prefs.get(i); 4271 if (DEBUG_PREFERRED || debug) { 4272 Slog.v(TAG, "Checking PreferredActivity ds=" 4273 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4274 + "\n component=" + pa.mPref.mComponent); 4275 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4276 } 4277 if (pa.mPref.mMatch != match) { 4278 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4279 + Integer.toHexString(pa.mPref.mMatch)); 4280 continue; 4281 } 4282 // If it's not an "always" type preferred activity and that's what we're 4283 // looking for, skip it. 4284 if (always && !pa.mPref.mAlways) { 4285 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4286 continue; 4287 } 4288 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4289 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4290 if (DEBUG_PREFERRED || debug) { 4291 Slog.v(TAG, "Found preferred activity:"); 4292 if (ai != null) { 4293 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4294 } else { 4295 Slog.v(TAG, " null"); 4296 } 4297 } 4298 if (ai == null) { 4299 // This previously registered preferred activity 4300 // component is no longer known. Most likely an update 4301 // to the app was installed and in the new version this 4302 // component no longer exists. Clean it up by removing 4303 // it from the preferred activities list, and skip it. 4304 Slog.w(TAG, "Removing dangling preferred activity: " 4305 + pa.mPref.mComponent); 4306 pir.removeFilter(pa); 4307 changed = true; 4308 continue; 4309 } 4310 for (int j=0; j<N; j++) { 4311 final ResolveInfo ri = query.get(j); 4312 if (!ri.activityInfo.applicationInfo.packageName 4313 .equals(ai.applicationInfo.packageName)) { 4314 continue; 4315 } 4316 if (!ri.activityInfo.name.equals(ai.name)) { 4317 continue; 4318 } 4319 4320 if (removeMatches) { 4321 pir.removeFilter(pa); 4322 changed = true; 4323 if (DEBUG_PREFERRED) { 4324 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4325 } 4326 break; 4327 } 4328 4329 // Okay we found a previously set preferred or last chosen app. 4330 // If the result set is different from when this 4331 // was created, we need to clear it and re-ask the 4332 // user their preference, if we're looking for an "always" type entry. 4333 if (always && !pa.mPref.sameSet(query)) { 4334 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4335 + intent + " type " + resolvedType); 4336 if (DEBUG_PREFERRED) { 4337 Slog.v(TAG, "Removing preferred activity since set changed " 4338 + pa.mPref.mComponent); 4339 } 4340 pir.removeFilter(pa); 4341 // Re-add the filter as a "last chosen" entry (!always) 4342 PreferredActivity lastChosen = new PreferredActivity( 4343 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4344 pir.addFilter(lastChosen); 4345 changed = true; 4346 return null; 4347 } 4348 4349 // Yay! Either the set matched or we're looking for the last chosen 4350 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4351 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4352 return ri; 4353 } 4354 } 4355 } finally { 4356 if (changed) { 4357 if (DEBUG_PREFERRED) { 4358 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4359 } 4360 scheduleWritePackageRestrictionsLocked(userId); 4361 } 4362 } 4363 } 4364 } 4365 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4366 return null; 4367 } 4368 4369 /* 4370 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4371 */ 4372 @Override 4373 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4374 int targetUserId) { 4375 mContext.enforceCallingOrSelfPermission( 4376 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4377 List<CrossProfileIntentFilter> matches = 4378 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4379 if (matches != null) { 4380 int size = matches.size(); 4381 for (int i = 0; i < size; i++) { 4382 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4383 } 4384 } 4385 if (hasWebURI(intent)) { 4386 // cross-profile app linking works only towards the parent. 4387 final UserInfo parent = getProfileParent(sourceUserId); 4388 synchronized(mPackages) { 4389 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4390 parent.id) != null; 4391 } 4392 } 4393 return false; 4394 } 4395 4396 private UserInfo getProfileParent(int userId) { 4397 final long identity = Binder.clearCallingIdentity(); 4398 try { 4399 return sUserManager.getProfileParent(userId); 4400 } finally { 4401 Binder.restoreCallingIdentity(identity); 4402 } 4403 } 4404 4405 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4406 String resolvedType, int userId) { 4407 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4408 if (resolver != null) { 4409 return resolver.queryIntent(intent, resolvedType, false, userId); 4410 } 4411 return null; 4412 } 4413 4414 @Override 4415 public List<ResolveInfo> queryIntentActivities(Intent intent, 4416 String resolvedType, int flags, int userId) { 4417 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4418 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4419 ComponentName comp = intent.getComponent(); 4420 if (comp == null) { 4421 if (intent.getSelector() != null) { 4422 intent = intent.getSelector(); 4423 comp = intent.getComponent(); 4424 } 4425 } 4426 4427 if (comp != null) { 4428 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4429 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4430 if (ai != null) { 4431 final ResolveInfo ri = new ResolveInfo(); 4432 ri.activityInfo = ai; 4433 list.add(ri); 4434 } 4435 return list; 4436 } 4437 4438 // reader 4439 synchronized (mPackages) { 4440 final String pkgName = intent.getPackage(); 4441 if (pkgName == null) { 4442 List<CrossProfileIntentFilter> matchingFilters = 4443 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4444 // Check for results that need to skip the current profile. 4445 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4446 resolvedType, flags, userId); 4447 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4448 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4449 result.add(xpResolveInfo); 4450 return filterIfNotPrimaryUser(result, userId); 4451 } 4452 4453 // Check for results in the current profile. 4454 List<ResolveInfo> result = mActivities.queryIntent( 4455 intent, resolvedType, flags, userId); 4456 4457 // Check for cross profile results. 4458 xpResolveInfo = queryCrossProfileIntents( 4459 matchingFilters, intent, resolvedType, flags, userId); 4460 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4461 result.add(xpResolveInfo); 4462 Collections.sort(result, mResolvePrioritySorter); 4463 } 4464 result = filterIfNotPrimaryUser(result, userId); 4465 if (hasWebURI(intent)) { 4466 CrossProfileDomainInfo xpDomainInfo = null; 4467 final UserInfo parent = getProfileParent(userId); 4468 if (parent != null) { 4469 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4470 flags, userId, parent.id); 4471 } 4472 if (xpDomainInfo != null) { 4473 if (xpResolveInfo != null) { 4474 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4475 // in the result. 4476 result.remove(xpResolveInfo); 4477 } 4478 if (result.size() == 0) { 4479 result.add(xpDomainInfo.resolveInfo); 4480 return result; 4481 } 4482 } else if (result.size() <= 1) { 4483 return result; 4484 } 4485 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4486 xpDomainInfo); 4487 Collections.sort(result, mResolvePrioritySorter); 4488 } 4489 return result; 4490 } 4491 final PackageParser.Package pkg = mPackages.get(pkgName); 4492 if (pkg != null) { 4493 return filterIfNotPrimaryUser( 4494 mActivities.queryIntentForPackage( 4495 intent, resolvedType, flags, pkg.activities, userId), 4496 userId); 4497 } 4498 return new ArrayList<ResolveInfo>(); 4499 } 4500 } 4501 4502 private static class CrossProfileDomainInfo { 4503 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4504 ResolveInfo resolveInfo; 4505 /* Best domain verification status of the activities found in the other profile */ 4506 int bestDomainVerificationStatus; 4507 } 4508 4509 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4510 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4511 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4512 sourceUserId)) { 4513 return null; 4514 } 4515 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4516 resolvedType, flags, parentUserId); 4517 4518 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4519 return null; 4520 } 4521 CrossProfileDomainInfo result = null; 4522 int size = resultTargetUser.size(); 4523 for (int i = 0; i < size; i++) { 4524 ResolveInfo riTargetUser = resultTargetUser.get(i); 4525 // Intent filter verification is only for filters that specify a host. So don't return 4526 // those that handle all web uris. 4527 if (riTargetUser.handleAllWebDataURI) { 4528 continue; 4529 } 4530 String packageName = riTargetUser.activityInfo.packageName; 4531 PackageSetting ps = mSettings.mPackages.get(packageName); 4532 if (ps == null) { 4533 continue; 4534 } 4535 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4536 if (result == null) { 4537 result = new CrossProfileDomainInfo(); 4538 result.resolveInfo = 4539 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4540 result.bestDomainVerificationStatus = status; 4541 } else { 4542 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4543 result.bestDomainVerificationStatus); 4544 } 4545 } 4546 return result; 4547 } 4548 4549 /** 4550 * Verification statuses are ordered from the worse to the best, except for 4551 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4552 */ 4553 private int bestDomainVerificationStatus(int status1, int status2) { 4554 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4555 return status2; 4556 } 4557 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4558 return status1; 4559 } 4560 return (int) MathUtils.max(status1, status2); 4561 } 4562 4563 private boolean isUserEnabled(int userId) { 4564 long callingId = Binder.clearCallingIdentity(); 4565 try { 4566 UserInfo userInfo = sUserManager.getUserInfo(userId); 4567 return userInfo != null && userInfo.isEnabled(); 4568 } finally { 4569 Binder.restoreCallingIdentity(callingId); 4570 } 4571 } 4572 4573 /** 4574 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4575 * 4576 * @return filtered list 4577 */ 4578 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4579 if (userId == UserHandle.USER_OWNER) { 4580 return resolveInfos; 4581 } 4582 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4583 ResolveInfo info = resolveInfos.get(i); 4584 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4585 resolveInfos.remove(i); 4586 } 4587 } 4588 return resolveInfos; 4589 } 4590 4591 private static boolean hasWebURI(Intent intent) { 4592 if (intent.getData() == null) { 4593 return false; 4594 } 4595 final String scheme = intent.getScheme(); 4596 if (TextUtils.isEmpty(scheme)) { 4597 return false; 4598 } 4599 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4600 } 4601 4602 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4603 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4604 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4605 Slog.v("TAG", "Filtering results with preferred activities. Candidates count: " + 4606 candidates.size()); 4607 } 4608 4609 final int userId = UserHandle.getCallingUserId(); 4610 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4611 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4612 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4613 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4614 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4615 4616 synchronized (mPackages) { 4617 final int count = candidates.size(); 4618 // First, try to use linked apps. Partition the candidates into four lists: 4619 // one for the final results, one for the "do not use ever", one for "undefined status" 4620 // and finally one for "browser app type". 4621 for (int n=0; n<count; n++) { 4622 ResolveInfo info = candidates.get(n); 4623 String packageName = info.activityInfo.packageName; 4624 PackageSetting ps = mSettings.mPackages.get(packageName); 4625 if (ps != null) { 4626 // Add to the special match all list (Browser use case) 4627 if (info.handleAllWebDataURI) { 4628 matchAllList.add(info); 4629 continue; 4630 } 4631 // Try to get the status from User settings first 4632 int status = getDomainVerificationStatusLPr(ps, userId); 4633 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4634 if (DEBUG_DOMAIN_VERIFICATION) { 4635 Slog.i(TAG, " + always: " + info.activityInfo.packageName); 4636 } 4637 alwaysList.add(info); 4638 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4639 if (DEBUG_DOMAIN_VERIFICATION) { 4640 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4641 } 4642 neverList.add(info); 4643 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4644 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4645 if (DEBUG_DOMAIN_VERIFICATION) { 4646 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4647 } 4648 undefinedList.add(info); 4649 } 4650 } 4651 } 4652 // First try to add the "always" resolution for the current user if there is any 4653 if (alwaysList.size() > 0) { 4654 result.addAll(alwaysList); 4655 // if there is an "always" for the parent user, add it. 4656 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4657 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4658 result.add(xpDomainInfo.resolveInfo); 4659 } else { 4660 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4661 result.addAll(undefinedList); 4662 if (xpDomainInfo != null && ( 4663 xpDomainInfo.bestDomainVerificationStatus 4664 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4665 || xpDomainInfo.bestDomainVerificationStatus 4666 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4667 result.add(xpDomainInfo.resolveInfo); 4668 } 4669 // Also add Browsers (all of them or only the default one) 4670 if ((flags & MATCH_ALL) != 0) { 4671 result.addAll(matchAllList); 4672 } else { 4673 // Try to add the Default Browser if we can 4674 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4675 UserHandle.myUserId()); 4676 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4677 boolean defaultBrowserFound = false; 4678 final int browserCount = matchAllList.size(); 4679 for (int n=0; n<browserCount; n++) { 4680 ResolveInfo browser = matchAllList.get(n); 4681 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4682 result.add(browser); 4683 defaultBrowserFound = true; 4684 break; 4685 } 4686 } 4687 if (!defaultBrowserFound) { 4688 result.addAll(matchAllList); 4689 } 4690 } else { 4691 result.addAll(matchAllList); 4692 } 4693 } 4694 4695 // If there is nothing selected, add all candidates and remove the ones that the user 4696 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4697 if (result.size() == 0) { 4698 result.addAll(candidates); 4699 result.removeAll(neverList); 4700 } 4701 } 4702 } 4703 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4704 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4705 result.size()); 4706 for (ResolveInfo info : result) { 4707 Slog.v(TAG, " + " + info.activityInfo); 4708 } 4709 } 4710 return result; 4711 } 4712 4713 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4714 int status = ps.getDomainVerificationStatusForUser(userId); 4715 // if none available, get the master status 4716 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4717 if (ps.getIntentFilterVerificationInfo() != null) { 4718 status = ps.getIntentFilterVerificationInfo().getStatus(); 4719 } 4720 } 4721 return status; 4722 } 4723 4724 private ResolveInfo querySkipCurrentProfileIntents( 4725 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4726 int flags, int sourceUserId) { 4727 if (matchingFilters != null) { 4728 int size = matchingFilters.size(); 4729 for (int i = 0; i < size; i ++) { 4730 CrossProfileIntentFilter filter = matchingFilters.get(i); 4731 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4732 // Checking if there are activities in the target user that can handle the 4733 // intent. 4734 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4735 flags, sourceUserId); 4736 if (resolveInfo != null) { 4737 return resolveInfo; 4738 } 4739 } 4740 } 4741 } 4742 return null; 4743 } 4744 4745 // Return matching ResolveInfo if any for skip current profile intent filters. 4746 private ResolveInfo queryCrossProfileIntents( 4747 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4748 int flags, int sourceUserId) { 4749 if (matchingFilters != null) { 4750 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4751 // match the same intent. For performance reasons, it is better not to 4752 // run queryIntent twice for the same userId 4753 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4754 int size = matchingFilters.size(); 4755 for (int i = 0; i < size; i++) { 4756 CrossProfileIntentFilter filter = matchingFilters.get(i); 4757 int targetUserId = filter.getTargetUserId(); 4758 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4759 && !alreadyTriedUserIds.get(targetUserId)) { 4760 // Checking if there are activities in the target user that can handle the 4761 // intent. 4762 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4763 flags, sourceUserId); 4764 if (resolveInfo != null) return resolveInfo; 4765 alreadyTriedUserIds.put(targetUserId, true); 4766 } 4767 } 4768 } 4769 return null; 4770 } 4771 4772 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4773 String resolvedType, int flags, int sourceUserId) { 4774 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4775 resolvedType, flags, filter.getTargetUserId()); 4776 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4777 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4778 } 4779 return null; 4780 } 4781 4782 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4783 int sourceUserId, int targetUserId) { 4784 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4785 String className; 4786 if (targetUserId == UserHandle.USER_OWNER) { 4787 className = FORWARD_INTENT_TO_USER_OWNER; 4788 } else { 4789 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4790 } 4791 ComponentName forwardingActivityComponentName = new ComponentName( 4792 mAndroidApplication.packageName, className); 4793 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4794 sourceUserId); 4795 if (targetUserId == UserHandle.USER_OWNER) { 4796 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4797 forwardingResolveInfo.noResourceId = true; 4798 } 4799 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4800 forwardingResolveInfo.priority = 0; 4801 forwardingResolveInfo.preferredOrder = 0; 4802 forwardingResolveInfo.match = 0; 4803 forwardingResolveInfo.isDefault = true; 4804 forwardingResolveInfo.filter = filter; 4805 forwardingResolveInfo.targetUserId = targetUserId; 4806 return forwardingResolveInfo; 4807 } 4808 4809 @Override 4810 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4811 Intent[] specifics, String[] specificTypes, Intent intent, 4812 String resolvedType, int flags, int userId) { 4813 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4814 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4815 false, "query intent activity options"); 4816 final String resultsAction = intent.getAction(); 4817 4818 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4819 | PackageManager.GET_RESOLVED_FILTER, userId); 4820 4821 if (DEBUG_INTENT_MATCHING) { 4822 Log.v(TAG, "Query " + intent + ": " + results); 4823 } 4824 4825 int specificsPos = 0; 4826 int N; 4827 4828 // todo: note that the algorithm used here is O(N^2). This 4829 // isn't a problem in our current environment, but if we start running 4830 // into situations where we have more than 5 or 10 matches then this 4831 // should probably be changed to something smarter... 4832 4833 // First we go through and resolve each of the specific items 4834 // that were supplied, taking care of removing any corresponding 4835 // duplicate items in the generic resolve list. 4836 if (specifics != null) { 4837 for (int i=0; i<specifics.length; i++) { 4838 final Intent sintent = specifics[i]; 4839 if (sintent == null) { 4840 continue; 4841 } 4842 4843 if (DEBUG_INTENT_MATCHING) { 4844 Log.v(TAG, "Specific #" + i + ": " + sintent); 4845 } 4846 4847 String action = sintent.getAction(); 4848 if (resultsAction != null && resultsAction.equals(action)) { 4849 // If this action was explicitly requested, then don't 4850 // remove things that have it. 4851 action = null; 4852 } 4853 4854 ResolveInfo ri = null; 4855 ActivityInfo ai = null; 4856 4857 ComponentName comp = sintent.getComponent(); 4858 if (comp == null) { 4859 ri = resolveIntent( 4860 sintent, 4861 specificTypes != null ? specificTypes[i] : null, 4862 flags, userId); 4863 if (ri == null) { 4864 continue; 4865 } 4866 if (ri == mResolveInfo) { 4867 // ACK! Must do something better with this. 4868 } 4869 ai = ri.activityInfo; 4870 comp = new ComponentName(ai.applicationInfo.packageName, 4871 ai.name); 4872 } else { 4873 ai = getActivityInfo(comp, flags, userId); 4874 if (ai == null) { 4875 continue; 4876 } 4877 } 4878 4879 // Look for any generic query activities that are duplicates 4880 // of this specific one, and remove them from the results. 4881 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4882 N = results.size(); 4883 int j; 4884 for (j=specificsPos; j<N; j++) { 4885 ResolveInfo sri = results.get(j); 4886 if ((sri.activityInfo.name.equals(comp.getClassName()) 4887 && sri.activityInfo.applicationInfo.packageName.equals( 4888 comp.getPackageName())) 4889 || (action != null && sri.filter.matchAction(action))) { 4890 results.remove(j); 4891 if (DEBUG_INTENT_MATCHING) Log.v( 4892 TAG, "Removing duplicate item from " + j 4893 + " due to specific " + specificsPos); 4894 if (ri == null) { 4895 ri = sri; 4896 } 4897 j--; 4898 N--; 4899 } 4900 } 4901 4902 // Add this specific item to its proper place. 4903 if (ri == null) { 4904 ri = new ResolveInfo(); 4905 ri.activityInfo = ai; 4906 } 4907 results.add(specificsPos, ri); 4908 ri.specificIndex = i; 4909 specificsPos++; 4910 } 4911 } 4912 4913 // Now we go through the remaining generic results and remove any 4914 // duplicate actions that are found here. 4915 N = results.size(); 4916 for (int i=specificsPos; i<N-1; i++) { 4917 final ResolveInfo rii = results.get(i); 4918 if (rii.filter == null) { 4919 continue; 4920 } 4921 4922 // Iterate over all of the actions of this result's intent 4923 // filter... typically this should be just one. 4924 final Iterator<String> it = rii.filter.actionsIterator(); 4925 if (it == null) { 4926 continue; 4927 } 4928 while (it.hasNext()) { 4929 final String action = it.next(); 4930 if (resultsAction != null && resultsAction.equals(action)) { 4931 // If this action was explicitly requested, then don't 4932 // remove things that have it. 4933 continue; 4934 } 4935 for (int j=i+1; j<N; j++) { 4936 final ResolveInfo rij = results.get(j); 4937 if (rij.filter != null && rij.filter.hasAction(action)) { 4938 results.remove(j); 4939 if (DEBUG_INTENT_MATCHING) Log.v( 4940 TAG, "Removing duplicate item from " + j 4941 + " due to action " + action + " at " + i); 4942 j--; 4943 N--; 4944 } 4945 } 4946 } 4947 4948 // If the caller didn't request filter information, drop it now 4949 // so we don't have to marshall/unmarshall it. 4950 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4951 rii.filter = null; 4952 } 4953 } 4954 4955 // Filter out the caller activity if so requested. 4956 if (caller != null) { 4957 N = results.size(); 4958 for (int i=0; i<N; i++) { 4959 ActivityInfo ainfo = results.get(i).activityInfo; 4960 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4961 && caller.getClassName().equals(ainfo.name)) { 4962 results.remove(i); 4963 break; 4964 } 4965 } 4966 } 4967 4968 // If the caller didn't request filter information, 4969 // drop them now so we don't have to 4970 // marshall/unmarshall it. 4971 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4972 N = results.size(); 4973 for (int i=0; i<N; i++) { 4974 results.get(i).filter = null; 4975 } 4976 } 4977 4978 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4979 return results; 4980 } 4981 4982 @Override 4983 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4984 int userId) { 4985 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4986 ComponentName comp = intent.getComponent(); 4987 if (comp == null) { 4988 if (intent.getSelector() != null) { 4989 intent = intent.getSelector(); 4990 comp = intent.getComponent(); 4991 } 4992 } 4993 if (comp != null) { 4994 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4995 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4996 if (ai != null) { 4997 ResolveInfo ri = new ResolveInfo(); 4998 ri.activityInfo = ai; 4999 list.add(ri); 5000 } 5001 return list; 5002 } 5003 5004 // reader 5005 synchronized (mPackages) { 5006 String pkgName = intent.getPackage(); 5007 if (pkgName == null) { 5008 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5009 } 5010 final PackageParser.Package pkg = mPackages.get(pkgName); 5011 if (pkg != null) { 5012 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5013 userId); 5014 } 5015 return null; 5016 } 5017 } 5018 5019 @Override 5020 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5021 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5022 if (!sUserManager.exists(userId)) return null; 5023 if (query != null) { 5024 if (query.size() >= 1) { 5025 // If there is more than one service with the same priority, 5026 // just arbitrarily pick the first one. 5027 return query.get(0); 5028 } 5029 } 5030 return null; 5031 } 5032 5033 @Override 5034 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5035 int userId) { 5036 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5037 ComponentName comp = intent.getComponent(); 5038 if (comp == null) { 5039 if (intent.getSelector() != null) { 5040 intent = intent.getSelector(); 5041 comp = intent.getComponent(); 5042 } 5043 } 5044 if (comp != null) { 5045 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5046 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5047 if (si != null) { 5048 final ResolveInfo ri = new ResolveInfo(); 5049 ri.serviceInfo = si; 5050 list.add(ri); 5051 } 5052 return list; 5053 } 5054 5055 // reader 5056 synchronized (mPackages) { 5057 String pkgName = intent.getPackage(); 5058 if (pkgName == null) { 5059 return mServices.queryIntent(intent, resolvedType, flags, userId); 5060 } 5061 final PackageParser.Package pkg = mPackages.get(pkgName); 5062 if (pkg != null) { 5063 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5064 userId); 5065 } 5066 return null; 5067 } 5068 } 5069 5070 @Override 5071 public List<ResolveInfo> queryIntentContentProviders( 5072 Intent intent, String resolvedType, int flags, int userId) { 5073 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5074 ComponentName comp = intent.getComponent(); 5075 if (comp == null) { 5076 if (intent.getSelector() != null) { 5077 intent = intent.getSelector(); 5078 comp = intent.getComponent(); 5079 } 5080 } 5081 if (comp != null) { 5082 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5083 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5084 if (pi != null) { 5085 final ResolveInfo ri = new ResolveInfo(); 5086 ri.providerInfo = pi; 5087 list.add(ri); 5088 } 5089 return list; 5090 } 5091 5092 // reader 5093 synchronized (mPackages) { 5094 String pkgName = intent.getPackage(); 5095 if (pkgName == null) { 5096 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5097 } 5098 final PackageParser.Package pkg = mPackages.get(pkgName); 5099 if (pkg != null) { 5100 return mProviders.queryIntentForPackage( 5101 intent, resolvedType, flags, pkg.providers, userId); 5102 } 5103 return null; 5104 } 5105 } 5106 5107 @Override 5108 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5109 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5110 5111 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5112 5113 // writer 5114 synchronized (mPackages) { 5115 ArrayList<PackageInfo> list; 5116 if (listUninstalled) { 5117 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5118 for (PackageSetting ps : mSettings.mPackages.values()) { 5119 PackageInfo pi; 5120 if (ps.pkg != null) { 5121 pi = generatePackageInfo(ps.pkg, flags, userId); 5122 } else { 5123 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5124 } 5125 if (pi != null) { 5126 list.add(pi); 5127 } 5128 } 5129 } else { 5130 list = new ArrayList<PackageInfo>(mPackages.size()); 5131 for (PackageParser.Package p : mPackages.values()) { 5132 PackageInfo pi = generatePackageInfo(p, flags, userId); 5133 if (pi != null) { 5134 list.add(pi); 5135 } 5136 } 5137 } 5138 5139 return new ParceledListSlice<PackageInfo>(list); 5140 } 5141 } 5142 5143 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5144 String[] permissions, boolean[] tmp, int flags, int userId) { 5145 int numMatch = 0; 5146 final PermissionsState permissionsState = ps.getPermissionsState(); 5147 for (int i=0; i<permissions.length; i++) { 5148 final String permission = permissions[i]; 5149 if (permissionsState.hasPermission(permission, userId)) { 5150 tmp[i] = true; 5151 numMatch++; 5152 } else { 5153 tmp[i] = false; 5154 } 5155 } 5156 if (numMatch == 0) { 5157 return; 5158 } 5159 PackageInfo pi; 5160 if (ps.pkg != null) { 5161 pi = generatePackageInfo(ps.pkg, flags, userId); 5162 } else { 5163 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5164 } 5165 // The above might return null in cases of uninstalled apps or install-state 5166 // skew across users/profiles. 5167 if (pi != null) { 5168 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5169 if (numMatch == permissions.length) { 5170 pi.requestedPermissions = permissions; 5171 } else { 5172 pi.requestedPermissions = new String[numMatch]; 5173 numMatch = 0; 5174 for (int i=0; i<permissions.length; i++) { 5175 if (tmp[i]) { 5176 pi.requestedPermissions[numMatch] = permissions[i]; 5177 numMatch++; 5178 } 5179 } 5180 } 5181 } 5182 list.add(pi); 5183 } 5184 } 5185 5186 @Override 5187 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5188 String[] permissions, int flags, int userId) { 5189 if (!sUserManager.exists(userId)) return null; 5190 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5191 5192 // writer 5193 synchronized (mPackages) { 5194 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5195 boolean[] tmpBools = new boolean[permissions.length]; 5196 if (listUninstalled) { 5197 for (PackageSetting ps : mSettings.mPackages.values()) { 5198 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5199 } 5200 } else { 5201 for (PackageParser.Package pkg : mPackages.values()) { 5202 PackageSetting ps = (PackageSetting)pkg.mExtras; 5203 if (ps != null) { 5204 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5205 userId); 5206 } 5207 } 5208 } 5209 5210 return new ParceledListSlice<PackageInfo>(list); 5211 } 5212 } 5213 5214 @Override 5215 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5216 if (!sUserManager.exists(userId)) return null; 5217 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5218 5219 // writer 5220 synchronized (mPackages) { 5221 ArrayList<ApplicationInfo> list; 5222 if (listUninstalled) { 5223 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5224 for (PackageSetting ps : mSettings.mPackages.values()) { 5225 ApplicationInfo ai; 5226 if (ps.pkg != null) { 5227 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5228 ps.readUserState(userId), userId); 5229 } else { 5230 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5231 } 5232 if (ai != null) { 5233 list.add(ai); 5234 } 5235 } 5236 } else { 5237 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5238 for (PackageParser.Package p : mPackages.values()) { 5239 if (p.mExtras != null) { 5240 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5241 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5242 if (ai != null) { 5243 list.add(ai); 5244 } 5245 } 5246 } 5247 } 5248 5249 return new ParceledListSlice<ApplicationInfo>(list); 5250 } 5251 } 5252 5253 public List<ApplicationInfo> getPersistentApplications(int flags) { 5254 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5255 5256 // reader 5257 synchronized (mPackages) { 5258 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5259 final int userId = UserHandle.getCallingUserId(); 5260 while (i.hasNext()) { 5261 final PackageParser.Package p = i.next(); 5262 if (p.applicationInfo != null 5263 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5264 && (!mSafeMode || isSystemApp(p))) { 5265 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5266 if (ps != null) { 5267 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5268 ps.readUserState(userId), userId); 5269 if (ai != null) { 5270 finalList.add(ai); 5271 } 5272 } 5273 } 5274 } 5275 } 5276 5277 return finalList; 5278 } 5279 5280 @Override 5281 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5282 if (!sUserManager.exists(userId)) return null; 5283 // reader 5284 synchronized (mPackages) { 5285 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5286 PackageSetting ps = provider != null 5287 ? mSettings.mPackages.get(provider.owner.packageName) 5288 : null; 5289 return ps != null 5290 && mSettings.isEnabledLPr(provider.info, flags, userId) 5291 && (!mSafeMode || (provider.info.applicationInfo.flags 5292 &ApplicationInfo.FLAG_SYSTEM) != 0) 5293 ? PackageParser.generateProviderInfo(provider, flags, 5294 ps.readUserState(userId), userId) 5295 : null; 5296 } 5297 } 5298 5299 /** 5300 * @deprecated 5301 */ 5302 @Deprecated 5303 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5304 // reader 5305 synchronized (mPackages) { 5306 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5307 .entrySet().iterator(); 5308 final int userId = UserHandle.getCallingUserId(); 5309 while (i.hasNext()) { 5310 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5311 PackageParser.Provider p = entry.getValue(); 5312 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5313 5314 if (ps != null && p.syncable 5315 && (!mSafeMode || (p.info.applicationInfo.flags 5316 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5317 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5318 ps.readUserState(userId), userId); 5319 if (info != null) { 5320 outNames.add(entry.getKey()); 5321 outInfo.add(info); 5322 } 5323 } 5324 } 5325 } 5326 } 5327 5328 @Override 5329 public List<ProviderInfo> queryContentProviders(String processName, 5330 int uid, int flags) { 5331 ArrayList<ProviderInfo> finalList = null; 5332 // reader 5333 synchronized (mPackages) { 5334 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5335 final int userId = processName != null ? 5336 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5337 while (i.hasNext()) { 5338 final PackageParser.Provider p = i.next(); 5339 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5340 if (ps != null && p.info.authority != null 5341 && (processName == null 5342 || (p.info.processName.equals(processName) 5343 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5344 && mSettings.isEnabledLPr(p.info, flags, userId) 5345 && (!mSafeMode 5346 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5347 if (finalList == null) { 5348 finalList = new ArrayList<ProviderInfo>(3); 5349 } 5350 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5351 ps.readUserState(userId), userId); 5352 if (info != null) { 5353 finalList.add(info); 5354 } 5355 } 5356 } 5357 } 5358 5359 if (finalList != null) { 5360 Collections.sort(finalList, mProviderInitOrderSorter); 5361 } 5362 5363 return finalList; 5364 } 5365 5366 @Override 5367 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5368 int flags) { 5369 // reader 5370 synchronized (mPackages) { 5371 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5372 return PackageParser.generateInstrumentationInfo(i, flags); 5373 } 5374 } 5375 5376 @Override 5377 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5378 int flags) { 5379 ArrayList<InstrumentationInfo> finalList = 5380 new ArrayList<InstrumentationInfo>(); 5381 5382 // reader 5383 synchronized (mPackages) { 5384 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5385 while (i.hasNext()) { 5386 final PackageParser.Instrumentation p = i.next(); 5387 if (targetPackage == null 5388 || targetPackage.equals(p.info.targetPackage)) { 5389 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5390 flags); 5391 if (ii != null) { 5392 finalList.add(ii); 5393 } 5394 } 5395 } 5396 } 5397 5398 return finalList; 5399 } 5400 5401 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5402 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5403 if (overlays == null) { 5404 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5405 return; 5406 } 5407 for (PackageParser.Package opkg : overlays.values()) { 5408 // Not much to do if idmap fails: we already logged the error 5409 // and we certainly don't want to abort installation of pkg simply 5410 // because an overlay didn't fit properly. For these reasons, 5411 // ignore the return value of createIdmapForPackagePairLI. 5412 createIdmapForPackagePairLI(pkg, opkg); 5413 } 5414 } 5415 5416 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5417 PackageParser.Package opkg) { 5418 if (!opkg.mTrustedOverlay) { 5419 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5420 opkg.baseCodePath + ": overlay not trusted"); 5421 return false; 5422 } 5423 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5424 if (overlaySet == null) { 5425 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5426 opkg.baseCodePath + " but target package has no known overlays"); 5427 return false; 5428 } 5429 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5430 // TODO: generate idmap for split APKs 5431 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5432 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5433 + opkg.baseCodePath); 5434 return false; 5435 } 5436 PackageParser.Package[] overlayArray = 5437 overlaySet.values().toArray(new PackageParser.Package[0]); 5438 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5439 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5440 return p1.mOverlayPriority - p2.mOverlayPriority; 5441 } 5442 }; 5443 Arrays.sort(overlayArray, cmp); 5444 5445 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5446 int i = 0; 5447 for (PackageParser.Package p : overlayArray) { 5448 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5449 } 5450 return true; 5451 } 5452 5453 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5454 final File[] files = dir.listFiles(); 5455 if (ArrayUtils.isEmpty(files)) { 5456 Log.d(TAG, "No files in app dir " + dir); 5457 return; 5458 } 5459 5460 if (DEBUG_PACKAGE_SCANNING) { 5461 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5462 + " flags=0x" + Integer.toHexString(parseFlags)); 5463 } 5464 5465 for (File file : files) { 5466 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5467 && !PackageInstallerService.isStageName(file.getName()); 5468 if (!isPackage) { 5469 // Ignore entries which are not packages 5470 continue; 5471 } 5472 try { 5473 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5474 scanFlags, currentTime, null); 5475 } catch (PackageManagerException e) { 5476 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5477 5478 // Delete invalid userdata apps 5479 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5480 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5481 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5482 if (file.isDirectory()) { 5483 mInstaller.rmPackageDir(file.getAbsolutePath()); 5484 } else { 5485 file.delete(); 5486 } 5487 } 5488 } 5489 } 5490 } 5491 5492 private static File getSettingsProblemFile() { 5493 File dataDir = Environment.getDataDirectory(); 5494 File systemDir = new File(dataDir, "system"); 5495 File fname = new File(systemDir, "uiderrors.txt"); 5496 return fname; 5497 } 5498 5499 static void reportSettingsProblem(int priority, String msg) { 5500 logCriticalInfo(priority, msg); 5501 } 5502 5503 static void logCriticalInfo(int priority, String msg) { 5504 Slog.println(priority, TAG, msg); 5505 EventLogTags.writePmCriticalInfo(msg); 5506 try { 5507 File fname = getSettingsProblemFile(); 5508 FileOutputStream out = new FileOutputStream(fname, true); 5509 PrintWriter pw = new FastPrintWriter(out); 5510 SimpleDateFormat formatter = new SimpleDateFormat(); 5511 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5512 pw.println(dateString + ": " + msg); 5513 pw.close(); 5514 FileUtils.setPermissions( 5515 fname.toString(), 5516 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5517 -1, -1); 5518 } catch (java.io.IOException e) { 5519 } 5520 } 5521 5522 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5523 PackageParser.Package pkg, File srcFile, int parseFlags) 5524 throws PackageManagerException { 5525 if (ps != null 5526 && ps.codePath.equals(srcFile) 5527 && ps.timeStamp == srcFile.lastModified() 5528 && !isCompatSignatureUpdateNeeded(pkg) 5529 && !isRecoverSignatureUpdateNeeded(pkg)) { 5530 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5531 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5532 ArraySet<PublicKey> signingKs; 5533 synchronized (mPackages) { 5534 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5535 } 5536 if (ps.signatures.mSignatures != null 5537 && ps.signatures.mSignatures.length != 0 5538 && signingKs != null) { 5539 // Optimization: reuse the existing cached certificates 5540 // if the package appears to be unchanged. 5541 pkg.mSignatures = ps.signatures.mSignatures; 5542 pkg.mSigningKeys = signingKs; 5543 return; 5544 } 5545 5546 Slog.w(TAG, "PackageSetting for " + ps.name 5547 + " is missing signatures. Collecting certs again to recover them."); 5548 } else { 5549 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5550 } 5551 5552 try { 5553 pp.collectCertificates(pkg, parseFlags); 5554 pp.collectManifestDigest(pkg); 5555 } catch (PackageParserException e) { 5556 throw PackageManagerException.from(e); 5557 } 5558 } 5559 5560 /* 5561 * Scan a package and return the newly parsed package. 5562 * Returns null in case of errors and the error code is stored in mLastScanError 5563 */ 5564 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5565 long currentTime, UserHandle user) throws PackageManagerException { 5566 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5567 parseFlags |= mDefParseFlags; 5568 PackageParser pp = new PackageParser(); 5569 pp.setSeparateProcesses(mSeparateProcesses); 5570 pp.setOnlyCoreApps(mOnlyCore); 5571 pp.setDisplayMetrics(mMetrics); 5572 5573 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5574 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5575 } 5576 5577 final PackageParser.Package pkg; 5578 try { 5579 pkg = pp.parsePackage(scanFile, parseFlags); 5580 } catch (PackageParserException e) { 5581 throw PackageManagerException.from(e); 5582 } 5583 5584 PackageSetting ps = null; 5585 PackageSetting updatedPkg; 5586 // reader 5587 synchronized (mPackages) { 5588 // Look to see if we already know about this package. 5589 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5590 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5591 // This package has been renamed to its original name. Let's 5592 // use that. 5593 ps = mSettings.peekPackageLPr(oldName); 5594 } 5595 // If there was no original package, see one for the real package name. 5596 if (ps == null) { 5597 ps = mSettings.peekPackageLPr(pkg.packageName); 5598 } 5599 // Check to see if this package could be hiding/updating a system 5600 // package. Must look for it either under the original or real 5601 // package name depending on our state. 5602 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5603 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5604 } 5605 boolean updatedPkgBetter = false; 5606 // First check if this is a system package that may involve an update 5607 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5608 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5609 // it needs to drop FLAG_PRIVILEGED. 5610 if (locationIsPrivileged(scanFile)) { 5611 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5612 } else { 5613 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5614 } 5615 5616 if (ps != null && !ps.codePath.equals(scanFile)) { 5617 // The path has changed from what was last scanned... check the 5618 // version of the new path against what we have stored to determine 5619 // what to do. 5620 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5621 if (pkg.mVersionCode <= ps.versionCode) { 5622 // The system package has been updated and the code path does not match 5623 // Ignore entry. Skip it. 5624 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5625 + " ignored: updated version " + ps.versionCode 5626 + " better than this " + pkg.mVersionCode); 5627 if (!updatedPkg.codePath.equals(scanFile)) { 5628 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5629 + ps.name + " changing from " + updatedPkg.codePathString 5630 + " to " + scanFile); 5631 updatedPkg.codePath = scanFile; 5632 updatedPkg.codePathString = scanFile.toString(); 5633 updatedPkg.resourcePath = scanFile; 5634 updatedPkg.resourcePathString = scanFile.toString(); 5635 } 5636 updatedPkg.pkg = pkg; 5637 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5638 } else { 5639 // The current app on the system partition is better than 5640 // what we have updated to on the data partition; switch 5641 // back to the system partition version. 5642 // At this point, its safely assumed that package installation for 5643 // apps in system partition will go through. If not there won't be a working 5644 // version of the app 5645 // writer 5646 synchronized (mPackages) { 5647 // Just remove the loaded entries from package lists. 5648 mPackages.remove(ps.name); 5649 } 5650 5651 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5652 + " reverting from " + ps.codePathString 5653 + ": new version " + pkg.mVersionCode 5654 + " better than installed " + ps.versionCode); 5655 5656 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5657 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5658 synchronized (mInstallLock) { 5659 args.cleanUpResourcesLI(); 5660 } 5661 synchronized (mPackages) { 5662 mSettings.enableSystemPackageLPw(ps.name); 5663 } 5664 updatedPkgBetter = true; 5665 } 5666 } 5667 } 5668 5669 if (updatedPkg != null) { 5670 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5671 // initially 5672 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5673 5674 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5675 // flag set initially 5676 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5677 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5678 } 5679 } 5680 5681 // Verify certificates against what was last scanned 5682 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5683 5684 /* 5685 * A new system app appeared, but we already had a non-system one of the 5686 * same name installed earlier. 5687 */ 5688 boolean shouldHideSystemApp = false; 5689 if (updatedPkg == null && ps != null 5690 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5691 /* 5692 * Check to make sure the signatures match first. If they don't, 5693 * wipe the installed application and its data. 5694 */ 5695 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5696 != PackageManager.SIGNATURE_MATCH) { 5697 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5698 + " signatures don't match existing userdata copy; removing"); 5699 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5700 ps = null; 5701 } else { 5702 /* 5703 * If the newly-added system app is an older version than the 5704 * already installed version, hide it. It will be scanned later 5705 * and re-added like an update. 5706 */ 5707 if (pkg.mVersionCode <= ps.versionCode) { 5708 shouldHideSystemApp = true; 5709 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5710 + " but new version " + pkg.mVersionCode + " better than installed " 5711 + ps.versionCode + "; hiding system"); 5712 } else { 5713 /* 5714 * The newly found system app is a newer version that the 5715 * one previously installed. Simply remove the 5716 * already-installed application and replace it with our own 5717 * while keeping the application data. 5718 */ 5719 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5720 + " reverting from " + ps.codePathString + ": new version " 5721 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5722 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5723 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5724 synchronized (mInstallLock) { 5725 args.cleanUpResourcesLI(); 5726 } 5727 } 5728 } 5729 } 5730 5731 // The apk is forward locked (not public) if its code and resources 5732 // are kept in different files. (except for app in either system or 5733 // vendor path). 5734 // TODO grab this value from PackageSettings 5735 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5736 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5737 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5738 } 5739 } 5740 5741 // TODO: extend to support forward-locked splits 5742 String resourcePath = null; 5743 String baseResourcePath = null; 5744 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5745 if (ps != null && ps.resourcePathString != null) { 5746 resourcePath = ps.resourcePathString; 5747 baseResourcePath = ps.resourcePathString; 5748 } else { 5749 // Should not happen at all. Just log an error. 5750 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5751 } 5752 } else { 5753 resourcePath = pkg.codePath; 5754 baseResourcePath = pkg.baseCodePath; 5755 } 5756 5757 // Set application objects path explicitly. 5758 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5759 pkg.applicationInfo.setCodePath(pkg.codePath); 5760 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5761 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5762 pkg.applicationInfo.setResourcePath(resourcePath); 5763 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5764 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5765 5766 // Note that we invoke the following method only if we are about to unpack an application 5767 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5768 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5769 5770 /* 5771 * If the system app should be overridden by a previously installed 5772 * data, hide the system app now and let the /data/app scan pick it up 5773 * again. 5774 */ 5775 if (shouldHideSystemApp) { 5776 synchronized (mPackages) { 5777 /* 5778 * We have to grant systems permissions before we hide, because 5779 * grantPermissions will assume the package update is trying to 5780 * expand its permissions. 5781 */ 5782 grantPermissionsLPw(pkg, true, pkg.packageName); 5783 mSettings.disableSystemPackageLPw(pkg.packageName); 5784 } 5785 } 5786 5787 return scannedPkg; 5788 } 5789 5790 private static String fixProcessName(String defProcessName, 5791 String processName, int uid) { 5792 if (processName == null) { 5793 return defProcessName; 5794 } 5795 return processName; 5796 } 5797 5798 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5799 throws PackageManagerException { 5800 if (pkgSetting.signatures.mSignatures != null) { 5801 // Already existing package. Make sure signatures match 5802 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5803 == PackageManager.SIGNATURE_MATCH; 5804 if (!match) { 5805 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5806 == PackageManager.SIGNATURE_MATCH; 5807 } 5808 if (!match) { 5809 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5810 == PackageManager.SIGNATURE_MATCH; 5811 } 5812 if (!match) { 5813 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5814 + pkg.packageName + " signatures do not match the " 5815 + "previously installed version; ignoring!"); 5816 } 5817 } 5818 5819 // Check for shared user signatures 5820 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5821 // Already existing package. Make sure signatures match 5822 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5823 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5824 if (!match) { 5825 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5826 == PackageManager.SIGNATURE_MATCH; 5827 } 5828 if (!match) { 5829 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5830 == PackageManager.SIGNATURE_MATCH; 5831 } 5832 if (!match) { 5833 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5834 "Package " + pkg.packageName 5835 + " has no signatures that match those in shared user " 5836 + pkgSetting.sharedUser.name + "; ignoring!"); 5837 } 5838 } 5839 } 5840 5841 /** 5842 * Enforces that only the system UID or root's UID can call a method exposed 5843 * via Binder. 5844 * 5845 * @param message used as message if SecurityException is thrown 5846 * @throws SecurityException if the caller is not system or root 5847 */ 5848 private static final void enforceSystemOrRoot(String message) { 5849 final int uid = Binder.getCallingUid(); 5850 if (uid != Process.SYSTEM_UID && uid != 0) { 5851 throw new SecurityException(message); 5852 } 5853 } 5854 5855 @Override 5856 public void performBootDexOpt() { 5857 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5858 5859 // Before everything else, see whether we need to fstrim. 5860 try { 5861 IMountService ms = PackageHelper.getMountService(); 5862 if (ms != null) { 5863 final boolean isUpgrade = isUpgrade(); 5864 boolean doTrim = isUpgrade; 5865 if (doTrim) { 5866 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5867 } else { 5868 final long interval = android.provider.Settings.Global.getLong( 5869 mContext.getContentResolver(), 5870 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5871 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5872 if (interval > 0) { 5873 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5874 if (timeSinceLast > interval) { 5875 doTrim = true; 5876 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5877 + "; running immediately"); 5878 } 5879 } 5880 } 5881 if (doTrim) { 5882 if (!isFirstBoot()) { 5883 try { 5884 ActivityManagerNative.getDefault().showBootMessage( 5885 mContext.getResources().getString( 5886 R.string.android_upgrading_fstrim), true); 5887 } catch (RemoteException e) { 5888 } 5889 } 5890 ms.runMaintenance(); 5891 } 5892 } else { 5893 Slog.e(TAG, "Mount service unavailable!"); 5894 } 5895 } catch (RemoteException e) { 5896 // Can't happen; MountService is local 5897 } 5898 5899 final ArraySet<PackageParser.Package> pkgs; 5900 synchronized (mPackages) { 5901 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5902 } 5903 5904 if (pkgs != null) { 5905 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5906 // in case the device runs out of space. 5907 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5908 // Give priority to core apps. 5909 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5910 PackageParser.Package pkg = it.next(); 5911 if (pkg.coreApp) { 5912 if (DEBUG_DEXOPT) { 5913 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5914 } 5915 sortedPkgs.add(pkg); 5916 it.remove(); 5917 } 5918 } 5919 // Give priority to system apps that listen for pre boot complete. 5920 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5921 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5922 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5923 PackageParser.Package pkg = it.next(); 5924 if (pkgNames.contains(pkg.packageName)) { 5925 if (DEBUG_DEXOPT) { 5926 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5927 } 5928 sortedPkgs.add(pkg); 5929 it.remove(); 5930 } 5931 } 5932 // Give priority to system apps. 5933 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5934 PackageParser.Package pkg = it.next(); 5935 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5936 if (DEBUG_DEXOPT) { 5937 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5938 } 5939 sortedPkgs.add(pkg); 5940 it.remove(); 5941 } 5942 } 5943 // Give priority to updated system apps. 5944 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5945 PackageParser.Package pkg = it.next(); 5946 if (pkg.isUpdatedSystemApp()) { 5947 if (DEBUG_DEXOPT) { 5948 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5949 } 5950 sortedPkgs.add(pkg); 5951 it.remove(); 5952 } 5953 } 5954 // Give priority to apps that listen for boot complete. 5955 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5956 pkgNames = getPackageNamesForIntent(intent); 5957 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5958 PackageParser.Package pkg = it.next(); 5959 if (pkgNames.contains(pkg.packageName)) { 5960 if (DEBUG_DEXOPT) { 5961 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5962 } 5963 sortedPkgs.add(pkg); 5964 it.remove(); 5965 } 5966 } 5967 // Filter out packages that aren't recently used. 5968 filterRecentlyUsedApps(pkgs); 5969 // Add all remaining apps. 5970 for (PackageParser.Package pkg : pkgs) { 5971 if (DEBUG_DEXOPT) { 5972 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5973 } 5974 sortedPkgs.add(pkg); 5975 } 5976 5977 // If we want to be lazy, filter everything that wasn't recently used. 5978 if (mLazyDexOpt) { 5979 filterRecentlyUsedApps(sortedPkgs); 5980 } 5981 5982 int i = 0; 5983 int total = sortedPkgs.size(); 5984 File dataDir = Environment.getDataDirectory(); 5985 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5986 if (lowThreshold == 0) { 5987 throw new IllegalStateException("Invalid low memory threshold"); 5988 } 5989 for (PackageParser.Package pkg : sortedPkgs) { 5990 long usableSpace = dataDir.getUsableSpace(); 5991 if (usableSpace < lowThreshold) { 5992 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5993 break; 5994 } 5995 performBootDexOpt(pkg, ++i, total); 5996 } 5997 } 5998 } 5999 6000 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6001 // Filter out packages that aren't recently used. 6002 // 6003 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6004 // should do a full dexopt. 6005 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6006 int total = pkgs.size(); 6007 int skipped = 0; 6008 long now = System.currentTimeMillis(); 6009 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6010 PackageParser.Package pkg = i.next(); 6011 long then = pkg.mLastPackageUsageTimeInMills; 6012 if (then + mDexOptLRUThresholdInMills < now) { 6013 if (DEBUG_DEXOPT) { 6014 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6015 ((then == 0) ? "never" : new Date(then))); 6016 } 6017 i.remove(); 6018 skipped++; 6019 } 6020 } 6021 if (DEBUG_DEXOPT) { 6022 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6023 } 6024 } 6025 } 6026 6027 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6028 List<ResolveInfo> ris = null; 6029 try { 6030 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6031 intent, null, 0, UserHandle.USER_OWNER); 6032 } catch (RemoteException e) { 6033 } 6034 ArraySet<String> pkgNames = new ArraySet<String>(); 6035 if (ris != null) { 6036 for (ResolveInfo ri : ris) { 6037 pkgNames.add(ri.activityInfo.packageName); 6038 } 6039 } 6040 return pkgNames; 6041 } 6042 6043 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6044 if (DEBUG_DEXOPT) { 6045 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6046 } 6047 if (!isFirstBoot()) { 6048 try { 6049 ActivityManagerNative.getDefault().showBootMessage( 6050 mContext.getResources().getString(R.string.android_upgrading_apk, 6051 curr, total), true); 6052 } catch (RemoteException e) { 6053 } 6054 } 6055 PackageParser.Package p = pkg; 6056 synchronized (mInstallLock) { 6057 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6058 false /* force dex */, false /* defer */, true /* include dependencies */); 6059 } 6060 } 6061 6062 @Override 6063 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6064 return performDexOpt(packageName, instructionSet, false); 6065 } 6066 6067 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6068 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6069 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6070 if (!dexopt && !updateUsage) { 6071 // We aren't going to dexopt or update usage, so bail early. 6072 return false; 6073 } 6074 PackageParser.Package p; 6075 final String targetInstructionSet; 6076 synchronized (mPackages) { 6077 p = mPackages.get(packageName); 6078 if (p == null) { 6079 return false; 6080 } 6081 if (updateUsage) { 6082 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6083 } 6084 mPackageUsage.write(false); 6085 if (!dexopt) { 6086 // We aren't going to dexopt, so bail early. 6087 return false; 6088 } 6089 6090 targetInstructionSet = instructionSet != null ? instructionSet : 6091 getPrimaryInstructionSet(p.applicationInfo); 6092 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6093 return false; 6094 } 6095 } 6096 6097 synchronized (mInstallLock) { 6098 final String[] instructionSets = new String[] { targetInstructionSet }; 6099 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6100 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6101 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6102 } 6103 } 6104 6105 public ArraySet<String> getPackagesThatNeedDexOpt() { 6106 ArraySet<String> pkgs = null; 6107 synchronized (mPackages) { 6108 for (PackageParser.Package p : mPackages.values()) { 6109 if (DEBUG_DEXOPT) { 6110 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6111 } 6112 if (!p.mDexOptPerformed.isEmpty()) { 6113 continue; 6114 } 6115 if (pkgs == null) { 6116 pkgs = new ArraySet<String>(); 6117 } 6118 pkgs.add(p.packageName); 6119 } 6120 } 6121 return pkgs; 6122 } 6123 6124 public void shutdown() { 6125 mPackageUsage.write(true); 6126 } 6127 6128 @Override 6129 public void forceDexOpt(String packageName) { 6130 enforceSystemOrRoot("forceDexOpt"); 6131 6132 PackageParser.Package pkg; 6133 synchronized (mPackages) { 6134 pkg = mPackages.get(packageName); 6135 if (pkg == null) { 6136 throw new IllegalArgumentException("Missing package: " + packageName); 6137 } 6138 } 6139 6140 synchronized (mInstallLock) { 6141 final String[] instructionSets = new String[] { 6142 getPrimaryInstructionSet(pkg.applicationInfo) }; 6143 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6144 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6145 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6146 throw new IllegalStateException("Failed to dexopt: " + res); 6147 } 6148 } 6149 } 6150 6151 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6152 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6153 Slog.w(TAG, "Unable to update from " + oldPkg.name 6154 + " to " + newPkg.packageName 6155 + ": old package not in system partition"); 6156 return false; 6157 } else if (mPackages.get(oldPkg.name) != null) { 6158 Slog.w(TAG, "Unable to update from " + oldPkg.name 6159 + " to " + newPkg.packageName 6160 + ": old package still exists"); 6161 return false; 6162 } 6163 return true; 6164 } 6165 6166 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6167 int[] users = sUserManager.getUserIds(); 6168 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6169 if (res < 0) { 6170 return res; 6171 } 6172 for (int user : users) { 6173 if (user != 0) { 6174 res = mInstaller.createUserData(volumeUuid, packageName, 6175 UserHandle.getUid(user, uid), user, seinfo); 6176 if (res < 0) { 6177 return res; 6178 } 6179 } 6180 } 6181 return res; 6182 } 6183 6184 private int removeDataDirsLI(String volumeUuid, String packageName) { 6185 int[] users = sUserManager.getUserIds(); 6186 int res = 0; 6187 for (int user : users) { 6188 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6189 if (resInner < 0) { 6190 res = resInner; 6191 } 6192 } 6193 6194 return res; 6195 } 6196 6197 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6198 int[] users = sUserManager.getUserIds(); 6199 int res = 0; 6200 for (int user : users) { 6201 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6202 if (resInner < 0) { 6203 res = resInner; 6204 } 6205 } 6206 return res; 6207 } 6208 6209 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6210 PackageParser.Package changingLib) { 6211 if (file.path != null) { 6212 usesLibraryFiles.add(file.path); 6213 return; 6214 } 6215 PackageParser.Package p = mPackages.get(file.apk); 6216 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6217 // If we are doing this while in the middle of updating a library apk, 6218 // then we need to make sure to use that new apk for determining the 6219 // dependencies here. (We haven't yet finished committing the new apk 6220 // to the package manager state.) 6221 if (p == null || p.packageName.equals(changingLib.packageName)) { 6222 p = changingLib; 6223 } 6224 } 6225 if (p != null) { 6226 usesLibraryFiles.addAll(p.getAllCodePaths()); 6227 } 6228 } 6229 6230 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6231 PackageParser.Package changingLib) throws PackageManagerException { 6232 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6233 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6234 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6235 for (int i=0; i<N; i++) { 6236 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6237 if (file == null) { 6238 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6239 "Package " + pkg.packageName + " requires unavailable shared library " 6240 + pkg.usesLibraries.get(i) + "; failing!"); 6241 } 6242 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6243 } 6244 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6245 for (int i=0; i<N; i++) { 6246 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6247 if (file == null) { 6248 Slog.w(TAG, "Package " + pkg.packageName 6249 + " desires unavailable shared library " 6250 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6251 } else { 6252 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6253 } 6254 } 6255 N = usesLibraryFiles.size(); 6256 if (N > 0) { 6257 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6258 } else { 6259 pkg.usesLibraryFiles = null; 6260 } 6261 } 6262 } 6263 6264 private static boolean hasString(List<String> list, List<String> which) { 6265 if (list == null) { 6266 return false; 6267 } 6268 for (int i=list.size()-1; i>=0; i--) { 6269 for (int j=which.size()-1; j>=0; j--) { 6270 if (which.get(j).equals(list.get(i))) { 6271 return true; 6272 } 6273 } 6274 } 6275 return false; 6276 } 6277 6278 private void updateAllSharedLibrariesLPw() { 6279 for (PackageParser.Package pkg : mPackages.values()) { 6280 try { 6281 updateSharedLibrariesLPw(pkg, null); 6282 } catch (PackageManagerException e) { 6283 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6284 } 6285 } 6286 } 6287 6288 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6289 PackageParser.Package changingPkg) { 6290 ArrayList<PackageParser.Package> res = null; 6291 for (PackageParser.Package pkg : mPackages.values()) { 6292 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6293 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6294 if (res == null) { 6295 res = new ArrayList<PackageParser.Package>(); 6296 } 6297 res.add(pkg); 6298 try { 6299 updateSharedLibrariesLPw(pkg, changingPkg); 6300 } catch (PackageManagerException e) { 6301 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6302 } 6303 } 6304 } 6305 return res; 6306 } 6307 6308 /** 6309 * Derive the value of the {@code cpuAbiOverride} based on the provided 6310 * value and an optional stored value from the package settings. 6311 */ 6312 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6313 String cpuAbiOverride = null; 6314 6315 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6316 cpuAbiOverride = null; 6317 } else if (abiOverride != null) { 6318 cpuAbiOverride = abiOverride; 6319 } else if (settings != null) { 6320 cpuAbiOverride = settings.cpuAbiOverrideString; 6321 } 6322 6323 return cpuAbiOverride; 6324 } 6325 6326 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6327 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6328 boolean success = false; 6329 try { 6330 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6331 currentTime, user); 6332 success = true; 6333 return res; 6334 } finally { 6335 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6336 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6337 } 6338 } 6339 } 6340 6341 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6342 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6343 final File scanFile = new File(pkg.codePath); 6344 if (pkg.applicationInfo.getCodePath() == null || 6345 pkg.applicationInfo.getResourcePath() == null) { 6346 // Bail out. The resource and code paths haven't been set. 6347 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6348 "Code and resource paths haven't been set correctly"); 6349 } 6350 6351 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6352 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6353 } else { 6354 // Only allow system apps to be flagged as core apps. 6355 pkg.coreApp = false; 6356 } 6357 6358 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6359 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6360 } 6361 6362 if (mCustomResolverComponentName != null && 6363 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6364 setUpCustomResolverActivity(pkg); 6365 } 6366 6367 if (pkg.packageName.equals("android")) { 6368 synchronized (mPackages) { 6369 if (mAndroidApplication != null) { 6370 Slog.w(TAG, "*************************************************"); 6371 Slog.w(TAG, "Core android package being redefined. Skipping."); 6372 Slog.w(TAG, " file=" + scanFile); 6373 Slog.w(TAG, "*************************************************"); 6374 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6375 "Core android package being redefined. Skipping."); 6376 } 6377 6378 // Set up information for our fall-back user intent resolution activity. 6379 mPlatformPackage = pkg; 6380 pkg.mVersionCode = mSdkVersion; 6381 mAndroidApplication = pkg.applicationInfo; 6382 6383 if (!mResolverReplaced) { 6384 mResolveActivity.applicationInfo = mAndroidApplication; 6385 mResolveActivity.name = ResolverActivity.class.getName(); 6386 mResolveActivity.packageName = mAndroidApplication.packageName; 6387 mResolveActivity.processName = "system:ui"; 6388 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6389 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6390 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6391 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6392 mResolveActivity.exported = true; 6393 mResolveActivity.enabled = true; 6394 mResolveInfo.activityInfo = mResolveActivity; 6395 mResolveInfo.priority = 0; 6396 mResolveInfo.preferredOrder = 0; 6397 mResolveInfo.match = 0; 6398 mResolveComponentName = new ComponentName( 6399 mAndroidApplication.packageName, mResolveActivity.name); 6400 } 6401 } 6402 } 6403 6404 if (DEBUG_PACKAGE_SCANNING) { 6405 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6406 Log.d(TAG, "Scanning package " + pkg.packageName); 6407 } 6408 6409 if (mPackages.containsKey(pkg.packageName) 6410 || mSharedLibraries.containsKey(pkg.packageName)) { 6411 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6412 "Application package " + pkg.packageName 6413 + " already installed. Skipping duplicate."); 6414 } 6415 6416 // If we're only installing presumed-existing packages, require that the 6417 // scanned APK is both already known and at the path previously established 6418 // for it. Previously unknown packages we pick up normally, but if we have an 6419 // a priori expectation about this package's install presence, enforce it. 6420 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6421 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6422 if (known != null) { 6423 if (DEBUG_PACKAGE_SCANNING) { 6424 Log.d(TAG, "Examining " + pkg.codePath 6425 + " and requiring known paths " + known.codePathString 6426 + " & " + known.resourcePathString); 6427 } 6428 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6429 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6430 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6431 "Application package " + pkg.packageName 6432 + " found at " + pkg.applicationInfo.getCodePath() 6433 + " but expected at " + known.codePathString + "; ignoring."); 6434 } 6435 } 6436 } 6437 6438 // Initialize package source and resource directories 6439 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6440 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6441 6442 SharedUserSetting suid = null; 6443 PackageSetting pkgSetting = null; 6444 6445 if (!isSystemApp(pkg)) { 6446 // Only system apps can use these features. 6447 pkg.mOriginalPackages = null; 6448 pkg.mRealPackage = null; 6449 pkg.mAdoptPermissions = null; 6450 } 6451 6452 // writer 6453 synchronized (mPackages) { 6454 if (pkg.mSharedUserId != null) { 6455 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6456 if (suid == null) { 6457 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6458 "Creating application package " + pkg.packageName 6459 + " for shared user failed"); 6460 } 6461 if (DEBUG_PACKAGE_SCANNING) { 6462 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6463 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6464 + "): packages=" + suid.packages); 6465 } 6466 } 6467 6468 // Check if we are renaming from an original package name. 6469 PackageSetting origPackage = null; 6470 String realName = null; 6471 if (pkg.mOriginalPackages != null) { 6472 // This package may need to be renamed to a previously 6473 // installed name. Let's check on that... 6474 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6475 if (pkg.mOriginalPackages.contains(renamed)) { 6476 // This package had originally been installed as the 6477 // original name, and we have already taken care of 6478 // transitioning to the new one. Just update the new 6479 // one to continue using the old name. 6480 realName = pkg.mRealPackage; 6481 if (!pkg.packageName.equals(renamed)) { 6482 // Callers into this function may have already taken 6483 // care of renaming the package; only do it here if 6484 // it is not already done. 6485 pkg.setPackageName(renamed); 6486 } 6487 6488 } else { 6489 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6490 if ((origPackage = mSettings.peekPackageLPr( 6491 pkg.mOriginalPackages.get(i))) != null) { 6492 // We do have the package already installed under its 6493 // original name... should we use it? 6494 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6495 // New package is not compatible with original. 6496 origPackage = null; 6497 continue; 6498 } else if (origPackage.sharedUser != null) { 6499 // Make sure uid is compatible between packages. 6500 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6501 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6502 + " to " + pkg.packageName + ": old uid " 6503 + origPackage.sharedUser.name 6504 + " differs from " + pkg.mSharedUserId); 6505 origPackage = null; 6506 continue; 6507 } 6508 } else { 6509 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6510 + pkg.packageName + " to old name " + origPackage.name); 6511 } 6512 break; 6513 } 6514 } 6515 } 6516 } 6517 6518 if (mTransferedPackages.contains(pkg.packageName)) { 6519 Slog.w(TAG, "Package " + pkg.packageName 6520 + " was transferred to another, but its .apk remains"); 6521 } 6522 6523 // Just create the setting, don't add it yet. For already existing packages 6524 // the PkgSetting exists already and doesn't have to be created. 6525 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6526 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6527 pkg.applicationInfo.primaryCpuAbi, 6528 pkg.applicationInfo.secondaryCpuAbi, 6529 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6530 user, false); 6531 if (pkgSetting == null) { 6532 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6533 "Creating application package " + pkg.packageName + " failed"); 6534 } 6535 6536 if (pkgSetting.origPackage != null) { 6537 // If we are first transitioning from an original package, 6538 // fix up the new package's name now. We need to do this after 6539 // looking up the package under its new name, so getPackageLP 6540 // can take care of fiddling things correctly. 6541 pkg.setPackageName(origPackage.name); 6542 6543 // File a report about this. 6544 String msg = "New package " + pkgSetting.realName 6545 + " renamed to replace old package " + pkgSetting.name; 6546 reportSettingsProblem(Log.WARN, msg); 6547 6548 // Make a note of it. 6549 mTransferedPackages.add(origPackage.name); 6550 6551 // No longer need to retain this. 6552 pkgSetting.origPackage = null; 6553 } 6554 6555 if (realName != null) { 6556 // Make a note of it. 6557 mTransferedPackages.add(pkg.packageName); 6558 } 6559 6560 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6561 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6562 } 6563 6564 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6565 // Check all shared libraries and map to their actual file path. 6566 // We only do this here for apps not on a system dir, because those 6567 // are the only ones that can fail an install due to this. We 6568 // will take care of the system apps by updating all of their 6569 // library paths after the scan is done. 6570 updateSharedLibrariesLPw(pkg, null); 6571 } 6572 6573 if (mFoundPolicyFile) { 6574 SELinuxMMAC.assignSeinfoValue(pkg); 6575 } 6576 6577 pkg.applicationInfo.uid = pkgSetting.appId; 6578 pkg.mExtras = pkgSetting; 6579 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6580 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6581 // We just determined the app is signed correctly, so bring 6582 // over the latest parsed certs. 6583 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6584 } else { 6585 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6586 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6587 "Package " + pkg.packageName + " upgrade keys do not match the " 6588 + "previously installed version"); 6589 } else { 6590 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6591 String msg = "System package " + pkg.packageName 6592 + " signature changed; retaining data."; 6593 reportSettingsProblem(Log.WARN, msg); 6594 } 6595 } 6596 } else { 6597 try { 6598 verifySignaturesLP(pkgSetting, pkg); 6599 // We just determined the app is signed correctly, so bring 6600 // over the latest parsed certs. 6601 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6602 } catch (PackageManagerException e) { 6603 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6604 throw e; 6605 } 6606 // The signature has changed, but this package is in the system 6607 // image... let's recover! 6608 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6609 // However... if this package is part of a shared user, but it 6610 // doesn't match the signature of the shared user, let's fail. 6611 // What this means is that you can't change the signatures 6612 // associated with an overall shared user, which doesn't seem all 6613 // that unreasonable. 6614 if (pkgSetting.sharedUser != null) { 6615 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6616 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6617 throw new PackageManagerException( 6618 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6619 "Signature mismatch for shared user : " 6620 + pkgSetting.sharedUser); 6621 } 6622 } 6623 // File a report about this. 6624 String msg = "System package " + pkg.packageName 6625 + " signature changed; retaining data."; 6626 reportSettingsProblem(Log.WARN, msg); 6627 } 6628 } 6629 // Verify that this new package doesn't have any content providers 6630 // that conflict with existing packages. Only do this if the 6631 // package isn't already installed, since we don't want to break 6632 // things that are installed. 6633 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6634 final int N = pkg.providers.size(); 6635 int i; 6636 for (i=0; i<N; i++) { 6637 PackageParser.Provider p = pkg.providers.get(i); 6638 if (p.info.authority != null) { 6639 String names[] = p.info.authority.split(";"); 6640 for (int j = 0; j < names.length; j++) { 6641 if (mProvidersByAuthority.containsKey(names[j])) { 6642 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6643 final String otherPackageName = 6644 ((other != null && other.getComponentName() != null) ? 6645 other.getComponentName().getPackageName() : "?"); 6646 throw new PackageManagerException( 6647 INSTALL_FAILED_CONFLICTING_PROVIDER, 6648 "Can't install because provider name " + names[j] 6649 + " (in package " + pkg.applicationInfo.packageName 6650 + ") is already used by " + otherPackageName); 6651 } 6652 } 6653 } 6654 } 6655 } 6656 6657 if (pkg.mAdoptPermissions != null) { 6658 // This package wants to adopt ownership of permissions from 6659 // another package. 6660 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6661 final String origName = pkg.mAdoptPermissions.get(i); 6662 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6663 if (orig != null) { 6664 if (verifyPackageUpdateLPr(orig, pkg)) { 6665 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6666 + pkg.packageName); 6667 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6668 } 6669 } 6670 } 6671 } 6672 } 6673 6674 final String pkgName = pkg.packageName; 6675 6676 final long scanFileTime = scanFile.lastModified(); 6677 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6678 pkg.applicationInfo.processName = fixProcessName( 6679 pkg.applicationInfo.packageName, 6680 pkg.applicationInfo.processName, 6681 pkg.applicationInfo.uid); 6682 6683 File dataPath; 6684 if (mPlatformPackage == pkg) { 6685 // The system package is special. 6686 dataPath = new File(Environment.getDataDirectory(), "system"); 6687 6688 pkg.applicationInfo.dataDir = dataPath.getPath(); 6689 6690 } else { 6691 // This is a normal package, need to make its data directory. 6692 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6693 UserHandle.USER_OWNER, pkg.packageName); 6694 6695 boolean uidError = false; 6696 if (dataPath.exists()) { 6697 int currentUid = 0; 6698 try { 6699 StructStat stat = Os.stat(dataPath.getPath()); 6700 currentUid = stat.st_uid; 6701 } catch (ErrnoException e) { 6702 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6703 } 6704 6705 // If we have mismatched owners for the data path, we have a problem. 6706 if (currentUid != pkg.applicationInfo.uid) { 6707 boolean recovered = false; 6708 if (currentUid == 0) { 6709 // The directory somehow became owned by root. Wow. 6710 // This is probably because the system was stopped while 6711 // installd was in the middle of messing with its libs 6712 // directory. Ask installd to fix that. 6713 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6714 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6715 if (ret >= 0) { 6716 recovered = true; 6717 String msg = "Package " + pkg.packageName 6718 + " unexpectedly changed to uid 0; recovered to " + 6719 + pkg.applicationInfo.uid; 6720 reportSettingsProblem(Log.WARN, msg); 6721 } 6722 } 6723 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6724 || (scanFlags&SCAN_BOOTING) != 0)) { 6725 // If this is a system app, we can at least delete its 6726 // current data so the application will still work. 6727 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6728 if (ret >= 0) { 6729 // TODO: Kill the processes first 6730 // Old data gone! 6731 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6732 ? "System package " : "Third party package "; 6733 String msg = prefix + pkg.packageName 6734 + " has changed from uid: " 6735 + currentUid + " to " 6736 + pkg.applicationInfo.uid + "; old data erased"; 6737 reportSettingsProblem(Log.WARN, msg); 6738 recovered = true; 6739 6740 // And now re-install the app. 6741 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6742 pkg.applicationInfo.seinfo); 6743 if (ret == -1) { 6744 // Ack should not happen! 6745 msg = prefix + pkg.packageName 6746 + " could not have data directory re-created after delete."; 6747 reportSettingsProblem(Log.WARN, msg); 6748 throw new PackageManagerException( 6749 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6750 } 6751 } 6752 if (!recovered) { 6753 mHasSystemUidErrors = true; 6754 } 6755 } else if (!recovered) { 6756 // If we allow this install to proceed, we will be broken. 6757 // Abort, abort! 6758 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6759 "scanPackageLI"); 6760 } 6761 if (!recovered) { 6762 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6763 + pkg.applicationInfo.uid + "/fs_" 6764 + currentUid; 6765 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6766 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6767 String msg = "Package " + pkg.packageName 6768 + " has mismatched uid: " 6769 + currentUid + " on disk, " 6770 + pkg.applicationInfo.uid + " in settings"; 6771 // writer 6772 synchronized (mPackages) { 6773 mSettings.mReadMessages.append(msg); 6774 mSettings.mReadMessages.append('\n'); 6775 uidError = true; 6776 if (!pkgSetting.uidError) { 6777 reportSettingsProblem(Log.ERROR, msg); 6778 } 6779 } 6780 } 6781 } 6782 pkg.applicationInfo.dataDir = dataPath.getPath(); 6783 if (mShouldRestoreconData) { 6784 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6785 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6786 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6787 } 6788 } else { 6789 if (DEBUG_PACKAGE_SCANNING) { 6790 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6791 Log.v(TAG, "Want this data dir: " + dataPath); 6792 } 6793 //invoke installer to do the actual installation 6794 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6795 pkg.applicationInfo.seinfo); 6796 if (ret < 0) { 6797 // Error from installer 6798 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6799 "Unable to create data dirs [errorCode=" + ret + "]"); 6800 } 6801 6802 if (dataPath.exists()) { 6803 pkg.applicationInfo.dataDir = dataPath.getPath(); 6804 } else { 6805 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6806 pkg.applicationInfo.dataDir = null; 6807 } 6808 } 6809 6810 pkgSetting.uidError = uidError; 6811 } 6812 6813 final String path = scanFile.getPath(); 6814 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6815 6816 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6817 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6818 6819 // Some system apps still use directory structure for native libraries 6820 // in which case we might end up not detecting abi solely based on apk 6821 // structure. Try to detect abi based on directory structure. 6822 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6823 pkg.applicationInfo.primaryCpuAbi == null) { 6824 setBundledAppAbisAndRoots(pkg, pkgSetting); 6825 setNativeLibraryPaths(pkg); 6826 } 6827 6828 } else { 6829 if ((scanFlags & SCAN_MOVE) != 0) { 6830 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6831 // but we already have this packages package info in the PackageSetting. We just 6832 // use that and derive the native library path based on the new codepath. 6833 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6834 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6835 } 6836 6837 // Set native library paths again. For moves, the path will be updated based on the 6838 // ABIs we've determined above. For non-moves, the path will be updated based on the 6839 // ABIs we determined during compilation, but the path will depend on the final 6840 // package path (after the rename away from the stage path). 6841 setNativeLibraryPaths(pkg); 6842 } 6843 6844 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6845 final int[] userIds = sUserManager.getUserIds(); 6846 synchronized (mInstallLock) { 6847 // Make sure all user data directories are ready to roll; we're okay 6848 // if they already exist 6849 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6850 for (int userId : userIds) { 6851 if (userId != 0) { 6852 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6853 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6854 pkg.applicationInfo.seinfo); 6855 } 6856 } 6857 } 6858 6859 // Create a native library symlink only if we have native libraries 6860 // and if the native libraries are 32 bit libraries. We do not provide 6861 // this symlink for 64 bit libraries. 6862 if (pkg.applicationInfo.primaryCpuAbi != null && 6863 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6864 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6865 for (int userId : userIds) { 6866 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6867 nativeLibPath, userId) < 0) { 6868 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6869 "Failed linking native library dir (user=" + userId + ")"); 6870 } 6871 } 6872 } 6873 } 6874 6875 // This is a special case for the "system" package, where the ABI is 6876 // dictated by the zygote configuration (and init.rc). We should keep track 6877 // of this ABI so that we can deal with "normal" applications that run under 6878 // the same UID correctly. 6879 if (mPlatformPackage == pkg) { 6880 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6881 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6882 } 6883 6884 // If there's a mismatch between the abi-override in the package setting 6885 // and the abiOverride specified for the install. Warn about this because we 6886 // would've already compiled the app without taking the package setting into 6887 // account. 6888 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6889 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6890 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6891 " for package: " + pkg.packageName); 6892 } 6893 } 6894 6895 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6896 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6897 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6898 6899 // Copy the derived override back to the parsed package, so that we can 6900 // update the package settings accordingly. 6901 pkg.cpuAbiOverride = cpuAbiOverride; 6902 6903 if (DEBUG_ABI_SELECTION) { 6904 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6905 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6906 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6907 } 6908 6909 // Push the derived path down into PackageSettings so we know what to 6910 // clean up at uninstall time. 6911 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6912 6913 if (DEBUG_ABI_SELECTION) { 6914 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6915 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6916 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6917 } 6918 6919 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6920 // We don't do this here during boot because we can do it all 6921 // at once after scanning all existing packages. 6922 // 6923 // We also do this *before* we perform dexopt on this package, so that 6924 // we can avoid redundant dexopts, and also to make sure we've got the 6925 // code and package path correct. 6926 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6927 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6928 } 6929 6930 if ((scanFlags & SCAN_NO_DEX) == 0) { 6931 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6932 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6933 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6934 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6935 } 6936 } 6937 if (mFactoryTest && pkg.requestedPermissions.contains( 6938 android.Manifest.permission.FACTORY_TEST)) { 6939 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6940 } 6941 6942 ArrayList<PackageParser.Package> clientLibPkgs = null; 6943 6944 // writer 6945 synchronized (mPackages) { 6946 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6947 // Only system apps can add new shared libraries. 6948 if (pkg.libraryNames != null) { 6949 for (int i=0; i<pkg.libraryNames.size(); i++) { 6950 String name = pkg.libraryNames.get(i); 6951 boolean allowed = false; 6952 if (pkg.isUpdatedSystemApp()) { 6953 // New library entries can only be added through the 6954 // system image. This is important to get rid of a lot 6955 // of nasty edge cases: for example if we allowed a non- 6956 // system update of the app to add a library, then uninstalling 6957 // the update would make the library go away, and assumptions 6958 // we made such as through app install filtering would now 6959 // have allowed apps on the device which aren't compatible 6960 // with it. Better to just have the restriction here, be 6961 // conservative, and create many fewer cases that can negatively 6962 // impact the user experience. 6963 final PackageSetting sysPs = mSettings 6964 .getDisabledSystemPkgLPr(pkg.packageName); 6965 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6966 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6967 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6968 allowed = true; 6969 allowed = true; 6970 break; 6971 } 6972 } 6973 } 6974 } else { 6975 allowed = true; 6976 } 6977 if (allowed) { 6978 if (!mSharedLibraries.containsKey(name)) { 6979 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6980 } else if (!name.equals(pkg.packageName)) { 6981 Slog.w(TAG, "Package " + pkg.packageName + " library " 6982 + name + " already exists; skipping"); 6983 } 6984 } else { 6985 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6986 + name + " that is not declared on system image; skipping"); 6987 } 6988 } 6989 if ((scanFlags&SCAN_BOOTING) == 0) { 6990 // If we are not booting, we need to update any applications 6991 // that are clients of our shared library. If we are booting, 6992 // this will all be done once the scan is complete. 6993 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6994 } 6995 } 6996 } 6997 } 6998 6999 // We also need to dexopt any apps that are dependent on this library. Note that 7000 // if these fail, we should abort the install since installing the library will 7001 // result in some apps being broken. 7002 if (clientLibPkgs != null) { 7003 if ((scanFlags & SCAN_NO_DEX) == 0) { 7004 for (int i = 0; i < clientLibPkgs.size(); i++) { 7005 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7006 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7007 null /* instruction sets */, forceDex, 7008 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7009 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7010 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7011 "scanPackageLI failed to dexopt clientLibPkgs"); 7012 } 7013 } 7014 } 7015 } 7016 7017 // Also need to kill any apps that are dependent on the library. 7018 if (clientLibPkgs != null) { 7019 for (int i=0; i<clientLibPkgs.size(); i++) { 7020 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7021 killApplication(clientPkg.applicationInfo.packageName, 7022 clientPkg.applicationInfo.uid, "update lib"); 7023 } 7024 } 7025 7026 // Make sure we're not adding any bogus keyset info 7027 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7028 ksms.assertScannedPackageValid(pkg); 7029 7030 // writer 7031 synchronized (mPackages) { 7032 // We don't expect installation to fail beyond this point 7033 7034 // Add the new setting to mSettings 7035 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7036 // Add the new setting to mPackages 7037 mPackages.put(pkg.applicationInfo.packageName, pkg); 7038 // Make sure we don't accidentally delete its data. 7039 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7040 while (iter.hasNext()) { 7041 PackageCleanItem item = iter.next(); 7042 if (pkgName.equals(item.packageName)) { 7043 iter.remove(); 7044 } 7045 } 7046 7047 // Take care of first install / last update times. 7048 if (currentTime != 0) { 7049 if (pkgSetting.firstInstallTime == 0) { 7050 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7051 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7052 pkgSetting.lastUpdateTime = currentTime; 7053 } 7054 } else if (pkgSetting.firstInstallTime == 0) { 7055 // We need *something*. Take time time stamp of the file. 7056 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7057 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7058 if (scanFileTime != pkgSetting.timeStamp) { 7059 // A package on the system image has changed; consider this 7060 // to be an update. 7061 pkgSetting.lastUpdateTime = scanFileTime; 7062 } 7063 } 7064 7065 // Add the package's KeySets to the global KeySetManagerService 7066 ksms.addScannedPackageLPw(pkg); 7067 7068 int N = pkg.providers.size(); 7069 StringBuilder r = null; 7070 int i; 7071 for (i=0; i<N; i++) { 7072 PackageParser.Provider p = pkg.providers.get(i); 7073 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7074 p.info.processName, pkg.applicationInfo.uid); 7075 mProviders.addProvider(p); 7076 p.syncable = p.info.isSyncable; 7077 if (p.info.authority != null) { 7078 String names[] = p.info.authority.split(";"); 7079 p.info.authority = null; 7080 for (int j = 0; j < names.length; j++) { 7081 if (j == 1 && p.syncable) { 7082 // We only want the first authority for a provider to possibly be 7083 // syncable, so if we already added this provider using a different 7084 // authority clear the syncable flag. We copy the provider before 7085 // changing it because the mProviders object contains a reference 7086 // to a provider that we don't want to change. 7087 // Only do this for the second authority since the resulting provider 7088 // object can be the same for all future authorities for this provider. 7089 p = new PackageParser.Provider(p); 7090 p.syncable = false; 7091 } 7092 if (!mProvidersByAuthority.containsKey(names[j])) { 7093 mProvidersByAuthority.put(names[j], p); 7094 if (p.info.authority == null) { 7095 p.info.authority = names[j]; 7096 } else { 7097 p.info.authority = p.info.authority + ";" + names[j]; 7098 } 7099 if (DEBUG_PACKAGE_SCANNING) { 7100 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7101 Log.d(TAG, "Registered content provider: " + names[j] 7102 + ", className = " + p.info.name + ", isSyncable = " 7103 + p.info.isSyncable); 7104 } 7105 } else { 7106 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7107 Slog.w(TAG, "Skipping provider name " + names[j] + 7108 " (in package " + pkg.applicationInfo.packageName + 7109 "): name already used by " 7110 + ((other != null && other.getComponentName() != null) 7111 ? other.getComponentName().getPackageName() : "?")); 7112 } 7113 } 7114 } 7115 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7116 if (r == null) { 7117 r = new StringBuilder(256); 7118 } else { 7119 r.append(' '); 7120 } 7121 r.append(p.info.name); 7122 } 7123 } 7124 if (r != null) { 7125 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7126 } 7127 7128 N = pkg.services.size(); 7129 r = null; 7130 for (i=0; i<N; i++) { 7131 PackageParser.Service s = pkg.services.get(i); 7132 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7133 s.info.processName, pkg.applicationInfo.uid); 7134 mServices.addService(s); 7135 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7136 if (r == null) { 7137 r = new StringBuilder(256); 7138 } else { 7139 r.append(' '); 7140 } 7141 r.append(s.info.name); 7142 } 7143 } 7144 if (r != null) { 7145 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7146 } 7147 7148 N = pkg.receivers.size(); 7149 r = null; 7150 for (i=0; i<N; i++) { 7151 PackageParser.Activity a = pkg.receivers.get(i); 7152 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7153 a.info.processName, pkg.applicationInfo.uid); 7154 mReceivers.addActivity(a, "receiver"); 7155 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7156 if (r == null) { 7157 r = new StringBuilder(256); 7158 } else { 7159 r.append(' '); 7160 } 7161 r.append(a.info.name); 7162 } 7163 } 7164 if (r != null) { 7165 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7166 } 7167 7168 N = pkg.activities.size(); 7169 r = null; 7170 for (i=0; i<N; i++) { 7171 PackageParser.Activity a = pkg.activities.get(i); 7172 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7173 a.info.processName, pkg.applicationInfo.uid); 7174 mActivities.addActivity(a, "activity"); 7175 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7176 if (r == null) { 7177 r = new StringBuilder(256); 7178 } else { 7179 r.append(' '); 7180 } 7181 r.append(a.info.name); 7182 } 7183 } 7184 if (r != null) { 7185 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7186 } 7187 7188 N = pkg.permissionGroups.size(); 7189 r = null; 7190 for (i=0; i<N; i++) { 7191 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7192 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7193 if (cur == null) { 7194 mPermissionGroups.put(pg.info.name, pg); 7195 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7196 if (r == null) { 7197 r = new StringBuilder(256); 7198 } else { 7199 r.append(' '); 7200 } 7201 r.append(pg.info.name); 7202 } 7203 } else { 7204 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7205 + pg.info.packageName + " ignored: original from " 7206 + cur.info.packageName); 7207 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7208 if (r == null) { 7209 r = new StringBuilder(256); 7210 } else { 7211 r.append(' '); 7212 } 7213 r.append("DUP:"); 7214 r.append(pg.info.name); 7215 } 7216 } 7217 } 7218 if (r != null) { 7219 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7220 } 7221 7222 N = pkg.permissions.size(); 7223 r = null; 7224 for (i=0; i<N; i++) { 7225 PackageParser.Permission p = pkg.permissions.get(i); 7226 7227 // Now that permission groups have a special meaning, we ignore permission 7228 // groups for legacy apps to prevent unexpected behavior. In particular, 7229 // permissions for one app being granted to someone just becuase they happen 7230 // to be in a group defined by another app (before this had no implications). 7231 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7232 p.group = mPermissionGroups.get(p.info.group); 7233 // Warn for a permission in an unknown group. 7234 if (p.info.group != null && p.group == null) { 7235 Slog.w(TAG, "Permission " + p.info.name + " from package " 7236 + p.info.packageName + " in an unknown group " + p.info.group); 7237 } 7238 } 7239 7240 ArrayMap<String, BasePermission> permissionMap = 7241 p.tree ? mSettings.mPermissionTrees 7242 : mSettings.mPermissions; 7243 BasePermission bp = permissionMap.get(p.info.name); 7244 7245 // Allow system apps to redefine non-system permissions 7246 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7247 final boolean currentOwnerIsSystem = (bp.perm != null 7248 && isSystemApp(bp.perm.owner)); 7249 if (isSystemApp(p.owner)) { 7250 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7251 // It's a built-in permission and no owner, take ownership now 7252 bp.packageSetting = pkgSetting; 7253 bp.perm = p; 7254 bp.uid = pkg.applicationInfo.uid; 7255 bp.sourcePackage = p.info.packageName; 7256 } else if (!currentOwnerIsSystem) { 7257 String msg = "New decl " + p.owner + " of permission " 7258 + p.info.name + " is system; overriding " + bp.sourcePackage; 7259 reportSettingsProblem(Log.WARN, msg); 7260 bp = null; 7261 } 7262 } 7263 } 7264 7265 if (bp == null) { 7266 bp = new BasePermission(p.info.name, p.info.packageName, 7267 BasePermission.TYPE_NORMAL); 7268 permissionMap.put(p.info.name, bp); 7269 } 7270 7271 if (bp.perm == null) { 7272 if (bp.sourcePackage == null 7273 || bp.sourcePackage.equals(p.info.packageName)) { 7274 BasePermission tree = findPermissionTreeLP(p.info.name); 7275 if (tree == null 7276 || tree.sourcePackage.equals(p.info.packageName)) { 7277 bp.packageSetting = pkgSetting; 7278 bp.perm = p; 7279 bp.uid = pkg.applicationInfo.uid; 7280 bp.sourcePackage = p.info.packageName; 7281 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7282 if (r == null) { 7283 r = new StringBuilder(256); 7284 } else { 7285 r.append(' '); 7286 } 7287 r.append(p.info.name); 7288 } 7289 } else { 7290 Slog.w(TAG, "Permission " + p.info.name + " from package " 7291 + p.info.packageName + " ignored: base tree " 7292 + tree.name + " is from package " 7293 + tree.sourcePackage); 7294 } 7295 } else { 7296 Slog.w(TAG, "Permission " + p.info.name + " from package " 7297 + p.info.packageName + " ignored: original from " 7298 + bp.sourcePackage); 7299 } 7300 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7301 if (r == null) { 7302 r = new StringBuilder(256); 7303 } else { 7304 r.append(' '); 7305 } 7306 r.append("DUP:"); 7307 r.append(p.info.name); 7308 } 7309 if (bp.perm == p) { 7310 bp.protectionLevel = p.info.protectionLevel; 7311 } 7312 } 7313 7314 if (r != null) { 7315 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7316 } 7317 7318 N = pkg.instrumentation.size(); 7319 r = null; 7320 for (i=0; i<N; i++) { 7321 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7322 a.info.packageName = pkg.applicationInfo.packageName; 7323 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7324 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7325 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7326 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7327 a.info.dataDir = pkg.applicationInfo.dataDir; 7328 7329 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7330 // need other information about the application, like the ABI and what not ? 7331 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7332 mInstrumentation.put(a.getComponentName(), a); 7333 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7334 if (r == null) { 7335 r = new StringBuilder(256); 7336 } else { 7337 r.append(' '); 7338 } 7339 r.append(a.info.name); 7340 } 7341 } 7342 if (r != null) { 7343 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7344 } 7345 7346 if (pkg.protectedBroadcasts != null) { 7347 N = pkg.protectedBroadcasts.size(); 7348 for (i=0; i<N; i++) { 7349 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7350 } 7351 } 7352 7353 pkgSetting.setTimeStamp(scanFileTime); 7354 7355 // Create idmap files for pairs of (packages, overlay packages). 7356 // Note: "android", ie framework-res.apk, is handled by native layers. 7357 if (pkg.mOverlayTarget != null) { 7358 // This is an overlay package. 7359 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7360 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7361 mOverlays.put(pkg.mOverlayTarget, 7362 new ArrayMap<String, PackageParser.Package>()); 7363 } 7364 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7365 map.put(pkg.packageName, pkg); 7366 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7367 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7368 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7369 "scanPackageLI failed to createIdmap"); 7370 } 7371 } 7372 } else if (mOverlays.containsKey(pkg.packageName) && 7373 !pkg.packageName.equals("android")) { 7374 // This is a regular package, with one or more known overlay packages. 7375 createIdmapsForPackageLI(pkg); 7376 } 7377 } 7378 7379 return pkg; 7380 } 7381 7382 /** 7383 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7384 * is derived purely on the basis of the contents of {@code scanFile} and 7385 * {@code cpuAbiOverride}. 7386 * 7387 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7388 */ 7389 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7390 String cpuAbiOverride, boolean extractLibs) 7391 throws PackageManagerException { 7392 // TODO: We can probably be smarter about this stuff. For installed apps, 7393 // we can calculate this information at install time once and for all. For 7394 // system apps, we can probably assume that this information doesn't change 7395 // after the first boot scan. As things stand, we do lots of unnecessary work. 7396 7397 // Give ourselves some initial paths; we'll come back for another 7398 // pass once we've determined ABI below. 7399 setNativeLibraryPaths(pkg); 7400 7401 // We would never need to extract libs for forward-locked and external packages, 7402 // since the container service will do it for us. We shouldn't attempt to 7403 // extract libs from system app when it was not updated. 7404 if (pkg.isForwardLocked() || isExternal(pkg) || 7405 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7406 extractLibs = false; 7407 } 7408 7409 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7410 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7411 7412 NativeLibraryHelper.Handle handle = null; 7413 try { 7414 handle = NativeLibraryHelper.Handle.create(pkg); 7415 // TODO(multiArch): This can be null for apps that didn't go through the 7416 // usual installation process. We can calculate it again, like we 7417 // do during install time. 7418 // 7419 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7420 // unnecessary. 7421 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7422 7423 // Null out the abis so that they can be recalculated. 7424 pkg.applicationInfo.primaryCpuAbi = null; 7425 pkg.applicationInfo.secondaryCpuAbi = null; 7426 if (isMultiArch(pkg.applicationInfo)) { 7427 // Warn if we've set an abiOverride for multi-lib packages.. 7428 // By definition, we need to copy both 32 and 64 bit libraries for 7429 // such packages. 7430 if (pkg.cpuAbiOverride != null 7431 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7432 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7433 } 7434 7435 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7436 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7437 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7438 if (extractLibs) { 7439 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7440 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7441 useIsaSpecificSubdirs); 7442 } else { 7443 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7444 } 7445 } 7446 7447 maybeThrowExceptionForMultiArchCopy( 7448 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7449 7450 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7451 if (extractLibs) { 7452 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7453 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7454 useIsaSpecificSubdirs); 7455 } else { 7456 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7457 } 7458 } 7459 7460 maybeThrowExceptionForMultiArchCopy( 7461 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7462 7463 if (abi64 >= 0) { 7464 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7465 } 7466 7467 if (abi32 >= 0) { 7468 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7469 if (abi64 >= 0) { 7470 pkg.applicationInfo.secondaryCpuAbi = abi; 7471 } else { 7472 pkg.applicationInfo.primaryCpuAbi = abi; 7473 } 7474 } 7475 } else { 7476 String[] abiList = (cpuAbiOverride != null) ? 7477 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7478 7479 // Enable gross and lame hacks for apps that are built with old 7480 // SDK tools. We must scan their APKs for renderscript bitcode and 7481 // not launch them if it's present. Don't bother checking on devices 7482 // that don't have 64 bit support. 7483 boolean needsRenderScriptOverride = false; 7484 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7485 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7486 abiList = Build.SUPPORTED_32_BIT_ABIS; 7487 needsRenderScriptOverride = true; 7488 } 7489 7490 final int copyRet; 7491 if (extractLibs) { 7492 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7493 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7494 } else { 7495 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7496 } 7497 7498 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7499 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7500 "Error unpackaging native libs for app, errorCode=" + copyRet); 7501 } 7502 7503 if (copyRet >= 0) { 7504 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7505 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7506 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7507 } else if (needsRenderScriptOverride) { 7508 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7509 } 7510 } 7511 } catch (IOException ioe) { 7512 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7513 } finally { 7514 IoUtils.closeQuietly(handle); 7515 } 7516 7517 // Now that we've calculated the ABIs and determined if it's an internal app, 7518 // we will go ahead and populate the nativeLibraryPath. 7519 setNativeLibraryPaths(pkg); 7520 } 7521 7522 /** 7523 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7524 * i.e, so that all packages can be run inside a single process if required. 7525 * 7526 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7527 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7528 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7529 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7530 * updating a package that belongs to a shared user. 7531 * 7532 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7533 * adds unnecessary complexity. 7534 */ 7535 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7536 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7537 String requiredInstructionSet = null; 7538 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7539 requiredInstructionSet = VMRuntime.getInstructionSet( 7540 scannedPackage.applicationInfo.primaryCpuAbi); 7541 } 7542 7543 PackageSetting requirer = null; 7544 for (PackageSetting ps : packagesForUser) { 7545 // If packagesForUser contains scannedPackage, we skip it. This will happen 7546 // when scannedPackage is an update of an existing package. Without this check, 7547 // we will never be able to change the ABI of any package belonging to a shared 7548 // user, even if it's compatible with other packages. 7549 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7550 if (ps.primaryCpuAbiString == null) { 7551 continue; 7552 } 7553 7554 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7555 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7556 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7557 // this but there's not much we can do. 7558 String errorMessage = "Instruction set mismatch, " 7559 + ((requirer == null) ? "[caller]" : requirer) 7560 + " requires " + requiredInstructionSet + " whereas " + ps 7561 + " requires " + instructionSet; 7562 Slog.w(TAG, errorMessage); 7563 } 7564 7565 if (requiredInstructionSet == null) { 7566 requiredInstructionSet = instructionSet; 7567 requirer = ps; 7568 } 7569 } 7570 } 7571 7572 if (requiredInstructionSet != null) { 7573 String adjustedAbi; 7574 if (requirer != null) { 7575 // requirer != null implies that either scannedPackage was null or that scannedPackage 7576 // did not require an ABI, in which case we have to adjust scannedPackage to match 7577 // the ABI of the set (which is the same as requirer's ABI) 7578 adjustedAbi = requirer.primaryCpuAbiString; 7579 if (scannedPackage != null) { 7580 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7581 } 7582 } else { 7583 // requirer == null implies that we're updating all ABIs in the set to 7584 // match scannedPackage. 7585 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7586 } 7587 7588 for (PackageSetting ps : packagesForUser) { 7589 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7590 if (ps.primaryCpuAbiString != null) { 7591 continue; 7592 } 7593 7594 ps.primaryCpuAbiString = adjustedAbi; 7595 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7596 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7597 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7598 7599 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7600 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7601 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7602 ps.primaryCpuAbiString = null; 7603 ps.pkg.applicationInfo.primaryCpuAbi = null; 7604 return; 7605 } else { 7606 mInstaller.rmdex(ps.codePathString, 7607 getDexCodeInstructionSet(getPreferredInstructionSet())); 7608 } 7609 } 7610 } 7611 } 7612 } 7613 } 7614 7615 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7616 synchronized (mPackages) { 7617 mResolverReplaced = true; 7618 // Set up information for custom user intent resolution activity. 7619 mResolveActivity.applicationInfo = pkg.applicationInfo; 7620 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7621 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7622 mResolveActivity.processName = pkg.applicationInfo.packageName; 7623 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7624 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7625 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7626 mResolveActivity.theme = 0; 7627 mResolveActivity.exported = true; 7628 mResolveActivity.enabled = true; 7629 mResolveInfo.activityInfo = mResolveActivity; 7630 mResolveInfo.priority = 0; 7631 mResolveInfo.preferredOrder = 0; 7632 mResolveInfo.match = 0; 7633 mResolveComponentName = mCustomResolverComponentName; 7634 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7635 mResolveComponentName); 7636 } 7637 } 7638 7639 private static String calculateBundledApkRoot(final String codePathString) { 7640 final File codePath = new File(codePathString); 7641 final File codeRoot; 7642 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7643 codeRoot = Environment.getRootDirectory(); 7644 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7645 codeRoot = Environment.getOemDirectory(); 7646 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7647 codeRoot = Environment.getVendorDirectory(); 7648 } else { 7649 // Unrecognized code path; take its top real segment as the apk root: 7650 // e.g. /something/app/blah.apk => /something 7651 try { 7652 File f = codePath.getCanonicalFile(); 7653 File parent = f.getParentFile(); // non-null because codePath is a file 7654 File tmp; 7655 while ((tmp = parent.getParentFile()) != null) { 7656 f = parent; 7657 parent = tmp; 7658 } 7659 codeRoot = f; 7660 Slog.w(TAG, "Unrecognized code path " 7661 + codePath + " - using " + codeRoot); 7662 } catch (IOException e) { 7663 // Can't canonicalize the code path -- shenanigans? 7664 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7665 return Environment.getRootDirectory().getPath(); 7666 } 7667 } 7668 return codeRoot.getPath(); 7669 } 7670 7671 /** 7672 * Derive and set the location of native libraries for the given package, 7673 * which varies depending on where and how the package was installed. 7674 */ 7675 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7676 final ApplicationInfo info = pkg.applicationInfo; 7677 final String codePath = pkg.codePath; 7678 final File codeFile = new File(codePath); 7679 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7680 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7681 7682 info.nativeLibraryRootDir = null; 7683 info.nativeLibraryRootRequiresIsa = false; 7684 info.nativeLibraryDir = null; 7685 info.secondaryNativeLibraryDir = null; 7686 7687 if (isApkFile(codeFile)) { 7688 // Monolithic install 7689 if (bundledApp) { 7690 // If "/system/lib64/apkname" exists, assume that is the per-package 7691 // native library directory to use; otherwise use "/system/lib/apkname". 7692 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7693 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7694 getPrimaryInstructionSet(info)); 7695 7696 // This is a bundled system app so choose the path based on the ABI. 7697 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7698 // is just the default path. 7699 final String apkName = deriveCodePathName(codePath); 7700 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7701 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7702 apkName).getAbsolutePath(); 7703 7704 if (info.secondaryCpuAbi != null) { 7705 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7706 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7707 secondaryLibDir, apkName).getAbsolutePath(); 7708 } 7709 } else if (asecApp) { 7710 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7711 .getAbsolutePath(); 7712 } else { 7713 final String apkName = deriveCodePathName(codePath); 7714 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7715 .getAbsolutePath(); 7716 } 7717 7718 info.nativeLibraryRootRequiresIsa = false; 7719 info.nativeLibraryDir = info.nativeLibraryRootDir; 7720 } else { 7721 // Cluster install 7722 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7723 info.nativeLibraryRootRequiresIsa = true; 7724 7725 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7726 getPrimaryInstructionSet(info)).getAbsolutePath(); 7727 7728 if (info.secondaryCpuAbi != null) { 7729 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7730 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7731 } 7732 } 7733 } 7734 7735 /** 7736 * Calculate the abis and roots for a bundled app. These can uniquely 7737 * be determined from the contents of the system partition, i.e whether 7738 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7739 * of this information, and instead assume that the system was built 7740 * sensibly. 7741 */ 7742 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7743 PackageSetting pkgSetting) { 7744 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7745 7746 // If "/system/lib64/apkname" exists, assume that is the per-package 7747 // native library directory to use; otherwise use "/system/lib/apkname". 7748 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7749 setBundledAppAbi(pkg, apkRoot, apkName); 7750 // pkgSetting might be null during rescan following uninstall of updates 7751 // to a bundled app, so accommodate that possibility. The settings in 7752 // that case will be established later from the parsed package. 7753 // 7754 // If the settings aren't null, sync them up with what we've just derived. 7755 // note that apkRoot isn't stored in the package settings. 7756 if (pkgSetting != null) { 7757 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7758 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7759 } 7760 } 7761 7762 /** 7763 * Deduces the ABI of a bundled app and sets the relevant fields on the 7764 * parsed pkg object. 7765 * 7766 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7767 * under which system libraries are installed. 7768 * @param apkName the name of the installed package. 7769 */ 7770 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7771 final File codeFile = new File(pkg.codePath); 7772 7773 final boolean has64BitLibs; 7774 final boolean has32BitLibs; 7775 if (isApkFile(codeFile)) { 7776 // Monolithic install 7777 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7778 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7779 } else { 7780 // Cluster install 7781 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7782 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7783 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7784 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7785 has64BitLibs = (new File(rootDir, isa)).exists(); 7786 } else { 7787 has64BitLibs = false; 7788 } 7789 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7790 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7791 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7792 has32BitLibs = (new File(rootDir, isa)).exists(); 7793 } else { 7794 has32BitLibs = false; 7795 } 7796 } 7797 7798 if (has64BitLibs && !has32BitLibs) { 7799 // The package has 64 bit libs, but not 32 bit libs. Its primary 7800 // ABI should be 64 bit. We can safely assume here that the bundled 7801 // native libraries correspond to the most preferred ABI in the list. 7802 7803 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7804 pkg.applicationInfo.secondaryCpuAbi = null; 7805 } else if (has32BitLibs && !has64BitLibs) { 7806 // The package has 32 bit libs but not 64 bit libs. Its primary 7807 // ABI should be 32 bit. 7808 7809 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7810 pkg.applicationInfo.secondaryCpuAbi = null; 7811 } else if (has32BitLibs && has64BitLibs) { 7812 // The application has both 64 and 32 bit bundled libraries. We check 7813 // here that the app declares multiArch support, and warn if it doesn't. 7814 // 7815 // We will be lenient here and record both ABIs. The primary will be the 7816 // ABI that's higher on the list, i.e, a device that's configured to prefer 7817 // 64 bit apps will see a 64 bit primary ABI, 7818 7819 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7820 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7821 } 7822 7823 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7824 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7825 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7826 } else { 7827 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7828 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7829 } 7830 } else { 7831 pkg.applicationInfo.primaryCpuAbi = null; 7832 pkg.applicationInfo.secondaryCpuAbi = null; 7833 } 7834 } 7835 7836 private void killApplication(String pkgName, int appId, String reason) { 7837 // Request the ActivityManager to kill the process(only for existing packages) 7838 // so that we do not end up in a confused state while the user is still using the older 7839 // version of the application while the new one gets installed. 7840 IActivityManager am = ActivityManagerNative.getDefault(); 7841 if (am != null) { 7842 try { 7843 am.killApplicationWithAppId(pkgName, appId, reason); 7844 } catch (RemoteException e) { 7845 } 7846 } 7847 } 7848 7849 void removePackageLI(PackageSetting ps, boolean chatty) { 7850 if (DEBUG_INSTALL) { 7851 if (chatty) 7852 Log.d(TAG, "Removing package " + ps.name); 7853 } 7854 7855 // writer 7856 synchronized (mPackages) { 7857 mPackages.remove(ps.name); 7858 final PackageParser.Package pkg = ps.pkg; 7859 if (pkg != null) { 7860 cleanPackageDataStructuresLILPw(pkg, chatty); 7861 } 7862 } 7863 } 7864 7865 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7866 if (DEBUG_INSTALL) { 7867 if (chatty) 7868 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7869 } 7870 7871 // writer 7872 synchronized (mPackages) { 7873 mPackages.remove(pkg.applicationInfo.packageName); 7874 cleanPackageDataStructuresLILPw(pkg, chatty); 7875 } 7876 } 7877 7878 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7879 int N = pkg.providers.size(); 7880 StringBuilder r = null; 7881 int i; 7882 for (i=0; i<N; i++) { 7883 PackageParser.Provider p = pkg.providers.get(i); 7884 mProviders.removeProvider(p); 7885 if (p.info.authority == null) { 7886 7887 /* There was another ContentProvider with this authority when 7888 * this app was installed so this authority is null, 7889 * Ignore it as we don't have to unregister the provider. 7890 */ 7891 continue; 7892 } 7893 String names[] = p.info.authority.split(";"); 7894 for (int j = 0; j < names.length; j++) { 7895 if (mProvidersByAuthority.get(names[j]) == p) { 7896 mProvidersByAuthority.remove(names[j]); 7897 if (DEBUG_REMOVE) { 7898 if (chatty) 7899 Log.d(TAG, "Unregistered content provider: " + names[j] 7900 + ", className = " + p.info.name + ", isSyncable = " 7901 + p.info.isSyncable); 7902 } 7903 } 7904 } 7905 if (DEBUG_REMOVE && chatty) { 7906 if (r == null) { 7907 r = new StringBuilder(256); 7908 } else { 7909 r.append(' '); 7910 } 7911 r.append(p.info.name); 7912 } 7913 } 7914 if (r != null) { 7915 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7916 } 7917 7918 N = pkg.services.size(); 7919 r = null; 7920 for (i=0; i<N; i++) { 7921 PackageParser.Service s = pkg.services.get(i); 7922 mServices.removeService(s); 7923 if (chatty) { 7924 if (r == null) { 7925 r = new StringBuilder(256); 7926 } else { 7927 r.append(' '); 7928 } 7929 r.append(s.info.name); 7930 } 7931 } 7932 if (r != null) { 7933 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7934 } 7935 7936 N = pkg.receivers.size(); 7937 r = null; 7938 for (i=0; i<N; i++) { 7939 PackageParser.Activity a = pkg.receivers.get(i); 7940 mReceivers.removeActivity(a, "receiver"); 7941 if (DEBUG_REMOVE && chatty) { 7942 if (r == null) { 7943 r = new StringBuilder(256); 7944 } else { 7945 r.append(' '); 7946 } 7947 r.append(a.info.name); 7948 } 7949 } 7950 if (r != null) { 7951 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7952 } 7953 7954 N = pkg.activities.size(); 7955 r = null; 7956 for (i=0; i<N; i++) { 7957 PackageParser.Activity a = pkg.activities.get(i); 7958 mActivities.removeActivity(a, "activity"); 7959 if (DEBUG_REMOVE && chatty) { 7960 if (r == null) { 7961 r = new StringBuilder(256); 7962 } else { 7963 r.append(' '); 7964 } 7965 r.append(a.info.name); 7966 } 7967 } 7968 if (r != null) { 7969 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7970 } 7971 7972 N = pkg.permissions.size(); 7973 r = null; 7974 for (i=0; i<N; i++) { 7975 PackageParser.Permission p = pkg.permissions.get(i); 7976 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7977 if (bp == null) { 7978 bp = mSettings.mPermissionTrees.get(p.info.name); 7979 } 7980 if (bp != null && bp.perm == p) { 7981 bp.perm = null; 7982 if (DEBUG_REMOVE && chatty) { 7983 if (r == null) { 7984 r = new StringBuilder(256); 7985 } else { 7986 r.append(' '); 7987 } 7988 r.append(p.info.name); 7989 } 7990 } 7991 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7992 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7993 if (appOpPerms != null) { 7994 appOpPerms.remove(pkg.packageName); 7995 } 7996 } 7997 } 7998 if (r != null) { 7999 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8000 } 8001 8002 N = pkg.requestedPermissions.size(); 8003 r = null; 8004 for (i=0; i<N; i++) { 8005 String perm = pkg.requestedPermissions.get(i); 8006 BasePermission bp = mSettings.mPermissions.get(perm); 8007 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8008 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8009 if (appOpPerms != null) { 8010 appOpPerms.remove(pkg.packageName); 8011 if (appOpPerms.isEmpty()) { 8012 mAppOpPermissionPackages.remove(perm); 8013 } 8014 } 8015 } 8016 } 8017 if (r != null) { 8018 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8019 } 8020 8021 N = pkg.instrumentation.size(); 8022 r = null; 8023 for (i=0; i<N; i++) { 8024 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8025 mInstrumentation.remove(a.getComponentName()); 8026 if (DEBUG_REMOVE && chatty) { 8027 if (r == null) { 8028 r = new StringBuilder(256); 8029 } else { 8030 r.append(' '); 8031 } 8032 r.append(a.info.name); 8033 } 8034 } 8035 if (r != null) { 8036 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8037 } 8038 8039 r = null; 8040 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8041 // Only system apps can hold shared libraries. 8042 if (pkg.libraryNames != null) { 8043 for (i=0; i<pkg.libraryNames.size(); i++) { 8044 String name = pkg.libraryNames.get(i); 8045 SharedLibraryEntry cur = mSharedLibraries.get(name); 8046 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8047 mSharedLibraries.remove(name); 8048 if (DEBUG_REMOVE && chatty) { 8049 if (r == null) { 8050 r = new StringBuilder(256); 8051 } else { 8052 r.append(' '); 8053 } 8054 r.append(name); 8055 } 8056 } 8057 } 8058 } 8059 } 8060 if (r != null) { 8061 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8062 } 8063 } 8064 8065 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8066 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8067 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8068 return true; 8069 } 8070 } 8071 return false; 8072 } 8073 8074 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8075 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8076 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8077 8078 private void updatePermissionsLPw(String changingPkg, 8079 PackageParser.Package pkgInfo, int flags) { 8080 // Make sure there are no dangling permission trees. 8081 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8082 while (it.hasNext()) { 8083 final BasePermission bp = it.next(); 8084 if (bp.packageSetting == null) { 8085 // We may not yet have parsed the package, so just see if 8086 // we still know about its settings. 8087 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8088 } 8089 if (bp.packageSetting == null) { 8090 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8091 + " from package " + bp.sourcePackage); 8092 it.remove(); 8093 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8094 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8095 Slog.i(TAG, "Removing old permission tree: " + bp.name 8096 + " from package " + bp.sourcePackage); 8097 flags |= UPDATE_PERMISSIONS_ALL; 8098 it.remove(); 8099 } 8100 } 8101 } 8102 8103 // Make sure all dynamic permissions have been assigned to a package, 8104 // and make sure there are no dangling permissions. 8105 it = mSettings.mPermissions.values().iterator(); 8106 while (it.hasNext()) { 8107 final BasePermission bp = it.next(); 8108 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8109 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8110 + bp.name + " pkg=" + bp.sourcePackage 8111 + " info=" + bp.pendingInfo); 8112 if (bp.packageSetting == null && bp.pendingInfo != null) { 8113 final BasePermission tree = findPermissionTreeLP(bp.name); 8114 if (tree != null && tree.perm != null) { 8115 bp.packageSetting = tree.packageSetting; 8116 bp.perm = new PackageParser.Permission(tree.perm.owner, 8117 new PermissionInfo(bp.pendingInfo)); 8118 bp.perm.info.packageName = tree.perm.info.packageName; 8119 bp.perm.info.name = bp.name; 8120 bp.uid = tree.uid; 8121 } 8122 } 8123 } 8124 if (bp.packageSetting == null) { 8125 // We may not yet have parsed the package, so just see if 8126 // we still know about its settings. 8127 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8128 } 8129 if (bp.packageSetting == null) { 8130 Slog.w(TAG, "Removing dangling permission: " + bp.name 8131 + " from package " + bp.sourcePackage); 8132 it.remove(); 8133 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8134 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8135 Slog.i(TAG, "Removing old permission: " + bp.name 8136 + " from package " + bp.sourcePackage); 8137 flags |= UPDATE_PERMISSIONS_ALL; 8138 it.remove(); 8139 } 8140 } 8141 } 8142 8143 // Now update the permissions for all packages, in particular 8144 // replace the granted permissions of the system packages. 8145 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8146 for (PackageParser.Package pkg : mPackages.values()) { 8147 if (pkg != pkgInfo) { 8148 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8149 changingPkg); 8150 } 8151 } 8152 } 8153 8154 if (pkgInfo != null) { 8155 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8156 } 8157 } 8158 8159 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8160 String packageOfInterest) { 8161 // IMPORTANT: There are two types of permissions: install and runtime. 8162 // Install time permissions are granted when the app is installed to 8163 // all device users and users added in the future. Runtime permissions 8164 // are granted at runtime explicitly to specific users. Normal and signature 8165 // protected permissions are install time permissions. Dangerous permissions 8166 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8167 // otherwise they are runtime permissions. This function does not manage 8168 // runtime permissions except for the case an app targeting Lollipop MR1 8169 // being upgraded to target a newer SDK, in which case dangerous permissions 8170 // are transformed from install time to runtime ones. 8171 8172 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8173 if (ps == null) { 8174 return; 8175 } 8176 8177 PermissionsState permissionsState = ps.getPermissionsState(); 8178 PermissionsState origPermissions = permissionsState; 8179 8180 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8181 8182 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8183 8184 boolean changedInstallPermission = false; 8185 8186 if (replace) { 8187 ps.installPermissionsFixed = false; 8188 if (!ps.isSharedUser()) { 8189 origPermissions = new PermissionsState(permissionsState); 8190 permissionsState.reset(); 8191 } 8192 } 8193 8194 permissionsState.setGlobalGids(mGlobalGids); 8195 8196 final int N = pkg.requestedPermissions.size(); 8197 for (int i=0; i<N; i++) { 8198 final String name = pkg.requestedPermissions.get(i); 8199 final BasePermission bp = mSettings.mPermissions.get(name); 8200 8201 if (DEBUG_INSTALL) { 8202 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8203 } 8204 8205 if (bp == null || bp.packageSetting == null) { 8206 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8207 Slog.w(TAG, "Unknown permission " + name 8208 + " in package " + pkg.packageName); 8209 } 8210 continue; 8211 } 8212 8213 final String perm = bp.name; 8214 boolean allowedSig = false; 8215 int grant = GRANT_DENIED; 8216 8217 // Keep track of app op permissions. 8218 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8219 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8220 if (pkgs == null) { 8221 pkgs = new ArraySet<>(); 8222 mAppOpPermissionPackages.put(bp.name, pkgs); 8223 } 8224 pkgs.add(pkg.packageName); 8225 } 8226 8227 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8228 switch (level) { 8229 case PermissionInfo.PROTECTION_NORMAL: { 8230 // For all apps normal permissions are install time ones. 8231 grant = GRANT_INSTALL; 8232 } break; 8233 8234 case PermissionInfo.PROTECTION_DANGEROUS: { 8235 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8236 // For legacy apps dangerous permissions are install time ones. 8237 grant = GRANT_INSTALL_LEGACY; 8238 } else if (origPermissions.hasInstallPermission(bp.name)) { 8239 // For legacy apps that became modern, install becomes runtime. 8240 grant = GRANT_UPGRADE; 8241 } else { 8242 // For modern apps keep runtime permissions unchanged. 8243 grant = GRANT_RUNTIME; 8244 } 8245 } break; 8246 8247 case PermissionInfo.PROTECTION_SIGNATURE: { 8248 // For all apps signature permissions are install time ones. 8249 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8250 if (allowedSig) { 8251 grant = GRANT_INSTALL; 8252 } 8253 } break; 8254 } 8255 8256 if (DEBUG_INSTALL) { 8257 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8258 } 8259 8260 if (grant != GRANT_DENIED) { 8261 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8262 // If this is an existing, non-system package, then 8263 // we can't add any new permissions to it. 8264 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8265 // Except... if this is a permission that was added 8266 // to the platform (note: need to only do this when 8267 // updating the platform). 8268 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8269 grant = GRANT_DENIED; 8270 } 8271 } 8272 } 8273 8274 switch (grant) { 8275 case GRANT_INSTALL: { 8276 // Revoke this as runtime permission to handle the case of 8277 // a runtime permission being downgraded to an install one. 8278 for (int userId : UserManagerService.getInstance().getUserIds()) { 8279 if (origPermissions.getRuntimePermissionState( 8280 bp.name, userId) != null) { 8281 // Revoke the runtime permission and clear the flags. 8282 origPermissions.revokeRuntimePermission(bp, userId); 8283 origPermissions.updatePermissionFlags(bp, userId, 8284 PackageManager.MASK_PERMISSION_FLAGS, 0); 8285 // If we revoked a permission permission, we have to write. 8286 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8287 changedRuntimePermissionUserIds, userId); 8288 } 8289 } 8290 // Grant an install permission. 8291 if (permissionsState.grantInstallPermission(bp) != 8292 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8293 changedInstallPermission = true; 8294 } 8295 } break; 8296 8297 case GRANT_INSTALL_LEGACY: { 8298 // Grant an install permission. 8299 if (permissionsState.grantInstallPermission(bp) != 8300 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8301 changedInstallPermission = true; 8302 } 8303 } break; 8304 8305 case GRANT_RUNTIME: { 8306 // Grant previously granted runtime permissions. 8307 for (int userId : UserManagerService.getInstance().getUserIds()) { 8308 PermissionState permissionState = origPermissions 8309 .getRuntimePermissionState(bp.name, userId); 8310 final int flags = permissionState != null 8311 ? permissionState.getFlags() : 0; 8312 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8313 if (permissionsState.grantRuntimePermission(bp, userId) == 8314 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8315 // If we cannot put the permission as it was, we have to write. 8316 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8317 changedRuntimePermissionUserIds, userId); 8318 } 8319 } 8320 // Propagate the permission flags. 8321 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8322 } 8323 } break; 8324 8325 case GRANT_UPGRADE: { 8326 // Grant runtime permissions for a previously held install permission. 8327 PermissionState permissionState = origPermissions 8328 .getInstallPermissionState(bp.name); 8329 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8330 8331 if (origPermissions.revokeInstallPermission(bp) 8332 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8333 // We will be transferring the permission flags, so clear them. 8334 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8335 PackageManager.MASK_PERMISSION_FLAGS, 0); 8336 changedInstallPermission = true; 8337 } 8338 8339 // If the permission is not to be promoted to runtime we ignore it and 8340 // also its other flags as they are not applicable to install permissions. 8341 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8342 for (int userId : currentUserIds) { 8343 if (permissionsState.grantRuntimePermission(bp, userId) != 8344 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8345 // Transfer the permission flags. 8346 permissionsState.updatePermissionFlags(bp, userId, 8347 flags, flags); 8348 // If we granted the permission, we have to write. 8349 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8350 changedRuntimePermissionUserIds, userId); 8351 } 8352 } 8353 } 8354 } break; 8355 8356 default: { 8357 if (packageOfInterest == null 8358 || packageOfInterest.equals(pkg.packageName)) { 8359 Slog.w(TAG, "Not granting permission " + perm 8360 + " to package " + pkg.packageName 8361 + " because it was previously installed without"); 8362 } 8363 } break; 8364 } 8365 } else { 8366 if (permissionsState.revokeInstallPermission(bp) != 8367 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8368 // Also drop the permission flags. 8369 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8370 PackageManager.MASK_PERMISSION_FLAGS, 0); 8371 changedInstallPermission = true; 8372 Slog.i(TAG, "Un-granting permission " + perm 8373 + " from package " + pkg.packageName 8374 + " (protectionLevel=" + bp.protectionLevel 8375 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8376 + ")"); 8377 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8378 // Don't print warning for app op permissions, since it is fine for them 8379 // not to be granted, there is a UI for the user to decide. 8380 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8381 Slog.w(TAG, "Not granting permission " + perm 8382 + " to package " + pkg.packageName 8383 + " (protectionLevel=" + bp.protectionLevel 8384 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8385 + ")"); 8386 } 8387 } 8388 } 8389 } 8390 8391 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8392 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8393 // This is the first that we have heard about this package, so the 8394 // permissions we have now selected are fixed until explicitly 8395 // changed. 8396 ps.installPermissionsFixed = true; 8397 } 8398 8399 // Persist the runtime permissions state for users with changes. 8400 for (int userId : changedRuntimePermissionUserIds) { 8401 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8402 } 8403 } 8404 8405 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8406 boolean allowed = false; 8407 final int NP = PackageParser.NEW_PERMISSIONS.length; 8408 for (int ip=0; ip<NP; ip++) { 8409 final PackageParser.NewPermissionInfo npi 8410 = PackageParser.NEW_PERMISSIONS[ip]; 8411 if (npi.name.equals(perm) 8412 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8413 allowed = true; 8414 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8415 + pkg.packageName); 8416 break; 8417 } 8418 } 8419 return allowed; 8420 } 8421 8422 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8423 BasePermission bp, PermissionsState origPermissions) { 8424 boolean allowed; 8425 allowed = (compareSignatures( 8426 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8427 == PackageManager.SIGNATURE_MATCH) 8428 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8429 == PackageManager.SIGNATURE_MATCH); 8430 if (!allowed && (bp.protectionLevel 8431 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8432 if (isSystemApp(pkg)) { 8433 // For updated system applications, a system permission 8434 // is granted only if it had been defined by the original application. 8435 if (pkg.isUpdatedSystemApp()) { 8436 final PackageSetting sysPs = mSettings 8437 .getDisabledSystemPkgLPr(pkg.packageName); 8438 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8439 // If the original was granted this permission, we take 8440 // that grant decision as read and propagate it to the 8441 // update. 8442 if (sysPs.isPrivileged()) { 8443 allowed = true; 8444 } 8445 } else { 8446 // The system apk may have been updated with an older 8447 // version of the one on the data partition, but which 8448 // granted a new system permission that it didn't have 8449 // before. In this case we do want to allow the app to 8450 // now get the new permission if the ancestral apk is 8451 // privileged to get it. 8452 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8453 for (int j=0; 8454 j<sysPs.pkg.requestedPermissions.size(); j++) { 8455 if (perm.equals( 8456 sysPs.pkg.requestedPermissions.get(j))) { 8457 allowed = true; 8458 break; 8459 } 8460 } 8461 } 8462 } 8463 } else { 8464 allowed = isPrivilegedApp(pkg); 8465 } 8466 } 8467 } 8468 if (!allowed && (bp.protectionLevel 8469 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8470 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8471 // If this was a previously normal/dangerous permission that got moved 8472 // to a system permission as part of the runtime permission redesign, then 8473 // we still want to blindly grant it to old apps. 8474 allowed = true; 8475 } 8476 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8477 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8478 // If this permission is to be granted to the system installer and 8479 // this app is an installer, then it gets the permission. 8480 allowed = true; 8481 } 8482 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8483 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8484 // If this permission is to be granted to the system verifier and 8485 // this app is a verifier, then it gets the permission. 8486 allowed = true; 8487 } 8488 if (!allowed && (bp.protectionLevel 8489 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8490 // For development permissions, a development permission 8491 // is granted only if it was already granted. 8492 allowed = origPermissions.hasInstallPermission(perm); 8493 } 8494 return allowed; 8495 } 8496 8497 final class ActivityIntentResolver 8498 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8499 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8500 boolean defaultOnly, int userId) { 8501 if (!sUserManager.exists(userId)) return null; 8502 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8503 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8504 } 8505 8506 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8507 int userId) { 8508 if (!sUserManager.exists(userId)) return null; 8509 mFlags = flags; 8510 return super.queryIntent(intent, resolvedType, 8511 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8512 } 8513 8514 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8515 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8516 if (!sUserManager.exists(userId)) return null; 8517 if (packageActivities == null) { 8518 return null; 8519 } 8520 mFlags = flags; 8521 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8522 final int N = packageActivities.size(); 8523 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8524 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8525 8526 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8527 for (int i = 0; i < N; ++i) { 8528 intentFilters = packageActivities.get(i).intents; 8529 if (intentFilters != null && intentFilters.size() > 0) { 8530 PackageParser.ActivityIntentInfo[] array = 8531 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8532 intentFilters.toArray(array); 8533 listCut.add(array); 8534 } 8535 } 8536 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8537 } 8538 8539 public final void addActivity(PackageParser.Activity a, String type) { 8540 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8541 mActivities.put(a.getComponentName(), a); 8542 if (DEBUG_SHOW_INFO) 8543 Log.v( 8544 TAG, " " + type + " " + 8545 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8546 if (DEBUG_SHOW_INFO) 8547 Log.v(TAG, " Class=" + a.info.name); 8548 final int NI = a.intents.size(); 8549 for (int j=0; j<NI; j++) { 8550 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8551 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8552 intent.setPriority(0); 8553 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8554 + a.className + " with priority > 0, forcing to 0"); 8555 } 8556 if (DEBUG_SHOW_INFO) { 8557 Log.v(TAG, " IntentFilter:"); 8558 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8559 } 8560 if (!intent.debugCheck()) { 8561 Log.w(TAG, "==> For Activity " + a.info.name); 8562 } 8563 addFilter(intent); 8564 } 8565 } 8566 8567 public final void removeActivity(PackageParser.Activity a, String type) { 8568 mActivities.remove(a.getComponentName()); 8569 if (DEBUG_SHOW_INFO) { 8570 Log.v(TAG, " " + type + " " 8571 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8572 : a.info.name) + ":"); 8573 Log.v(TAG, " Class=" + a.info.name); 8574 } 8575 final int NI = a.intents.size(); 8576 for (int j=0; j<NI; j++) { 8577 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8578 if (DEBUG_SHOW_INFO) { 8579 Log.v(TAG, " IntentFilter:"); 8580 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8581 } 8582 removeFilter(intent); 8583 } 8584 } 8585 8586 @Override 8587 protected boolean allowFilterResult( 8588 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8589 ActivityInfo filterAi = filter.activity.info; 8590 for (int i=dest.size()-1; i>=0; i--) { 8591 ActivityInfo destAi = dest.get(i).activityInfo; 8592 if (destAi.name == filterAi.name 8593 && destAi.packageName == filterAi.packageName) { 8594 return false; 8595 } 8596 } 8597 return true; 8598 } 8599 8600 @Override 8601 protected ActivityIntentInfo[] newArray(int size) { 8602 return new ActivityIntentInfo[size]; 8603 } 8604 8605 @Override 8606 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8607 if (!sUserManager.exists(userId)) return true; 8608 PackageParser.Package p = filter.activity.owner; 8609 if (p != null) { 8610 PackageSetting ps = (PackageSetting)p.mExtras; 8611 if (ps != null) { 8612 // System apps are never considered stopped for purposes of 8613 // filtering, because there may be no way for the user to 8614 // actually re-launch them. 8615 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8616 && ps.getStopped(userId); 8617 } 8618 } 8619 return false; 8620 } 8621 8622 @Override 8623 protected boolean isPackageForFilter(String packageName, 8624 PackageParser.ActivityIntentInfo info) { 8625 return packageName.equals(info.activity.owner.packageName); 8626 } 8627 8628 @Override 8629 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8630 int match, int userId) { 8631 if (!sUserManager.exists(userId)) return null; 8632 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8633 return null; 8634 } 8635 final PackageParser.Activity activity = info.activity; 8636 if (mSafeMode && (activity.info.applicationInfo.flags 8637 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8638 return null; 8639 } 8640 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8641 if (ps == null) { 8642 return null; 8643 } 8644 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8645 ps.readUserState(userId), userId); 8646 if (ai == null) { 8647 return null; 8648 } 8649 final ResolveInfo res = new ResolveInfo(); 8650 res.activityInfo = ai; 8651 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8652 res.filter = info; 8653 } 8654 if (info != null) { 8655 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8656 } 8657 res.priority = info.getPriority(); 8658 res.preferredOrder = activity.owner.mPreferredOrder; 8659 //System.out.println("Result: " + res.activityInfo.className + 8660 // " = " + res.priority); 8661 res.match = match; 8662 res.isDefault = info.hasDefault; 8663 res.labelRes = info.labelRes; 8664 res.nonLocalizedLabel = info.nonLocalizedLabel; 8665 if (userNeedsBadging(userId)) { 8666 res.noResourceId = true; 8667 } else { 8668 res.icon = info.icon; 8669 } 8670 res.iconResourceId = info.icon; 8671 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8672 return res; 8673 } 8674 8675 @Override 8676 protected void sortResults(List<ResolveInfo> results) { 8677 Collections.sort(results, mResolvePrioritySorter); 8678 } 8679 8680 @Override 8681 protected void dumpFilter(PrintWriter out, String prefix, 8682 PackageParser.ActivityIntentInfo filter) { 8683 out.print(prefix); out.print( 8684 Integer.toHexString(System.identityHashCode(filter.activity))); 8685 out.print(' '); 8686 filter.activity.printComponentShortName(out); 8687 out.print(" filter "); 8688 out.println(Integer.toHexString(System.identityHashCode(filter))); 8689 } 8690 8691 @Override 8692 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8693 return filter.activity; 8694 } 8695 8696 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8697 PackageParser.Activity activity = (PackageParser.Activity)label; 8698 out.print(prefix); out.print( 8699 Integer.toHexString(System.identityHashCode(activity))); 8700 out.print(' '); 8701 activity.printComponentShortName(out); 8702 if (count > 1) { 8703 out.print(" ("); out.print(count); out.print(" filters)"); 8704 } 8705 out.println(); 8706 } 8707 8708// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8709// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8710// final List<ResolveInfo> retList = Lists.newArrayList(); 8711// while (i.hasNext()) { 8712// final ResolveInfo resolveInfo = i.next(); 8713// if (isEnabledLP(resolveInfo.activityInfo)) { 8714// retList.add(resolveInfo); 8715// } 8716// } 8717// return retList; 8718// } 8719 8720 // Keys are String (activity class name), values are Activity. 8721 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8722 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8723 private int mFlags; 8724 } 8725 8726 private final class ServiceIntentResolver 8727 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8728 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8729 boolean defaultOnly, int userId) { 8730 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8731 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8732 } 8733 8734 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8735 int userId) { 8736 if (!sUserManager.exists(userId)) return null; 8737 mFlags = flags; 8738 return super.queryIntent(intent, resolvedType, 8739 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8740 } 8741 8742 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8743 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8744 if (!sUserManager.exists(userId)) return null; 8745 if (packageServices == null) { 8746 return null; 8747 } 8748 mFlags = flags; 8749 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8750 final int N = packageServices.size(); 8751 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8752 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8753 8754 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8755 for (int i = 0; i < N; ++i) { 8756 intentFilters = packageServices.get(i).intents; 8757 if (intentFilters != null && intentFilters.size() > 0) { 8758 PackageParser.ServiceIntentInfo[] array = 8759 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8760 intentFilters.toArray(array); 8761 listCut.add(array); 8762 } 8763 } 8764 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8765 } 8766 8767 public final void addService(PackageParser.Service s) { 8768 mServices.put(s.getComponentName(), s); 8769 if (DEBUG_SHOW_INFO) { 8770 Log.v(TAG, " " 8771 + (s.info.nonLocalizedLabel != null 8772 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8773 Log.v(TAG, " Class=" + s.info.name); 8774 } 8775 final int NI = s.intents.size(); 8776 int j; 8777 for (j=0; j<NI; j++) { 8778 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8779 if (DEBUG_SHOW_INFO) { 8780 Log.v(TAG, " IntentFilter:"); 8781 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8782 } 8783 if (!intent.debugCheck()) { 8784 Log.w(TAG, "==> For Service " + s.info.name); 8785 } 8786 addFilter(intent); 8787 } 8788 } 8789 8790 public final void removeService(PackageParser.Service s) { 8791 mServices.remove(s.getComponentName()); 8792 if (DEBUG_SHOW_INFO) { 8793 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8794 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8795 Log.v(TAG, " Class=" + s.info.name); 8796 } 8797 final int NI = s.intents.size(); 8798 int j; 8799 for (j=0; j<NI; j++) { 8800 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8801 if (DEBUG_SHOW_INFO) { 8802 Log.v(TAG, " IntentFilter:"); 8803 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8804 } 8805 removeFilter(intent); 8806 } 8807 } 8808 8809 @Override 8810 protected boolean allowFilterResult( 8811 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8812 ServiceInfo filterSi = filter.service.info; 8813 for (int i=dest.size()-1; i>=0; i--) { 8814 ServiceInfo destAi = dest.get(i).serviceInfo; 8815 if (destAi.name == filterSi.name 8816 && destAi.packageName == filterSi.packageName) { 8817 return false; 8818 } 8819 } 8820 return true; 8821 } 8822 8823 @Override 8824 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8825 return new PackageParser.ServiceIntentInfo[size]; 8826 } 8827 8828 @Override 8829 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8830 if (!sUserManager.exists(userId)) return true; 8831 PackageParser.Package p = filter.service.owner; 8832 if (p != null) { 8833 PackageSetting ps = (PackageSetting)p.mExtras; 8834 if (ps != null) { 8835 // System apps are never considered stopped for purposes of 8836 // filtering, because there may be no way for the user to 8837 // actually re-launch them. 8838 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8839 && ps.getStopped(userId); 8840 } 8841 } 8842 return false; 8843 } 8844 8845 @Override 8846 protected boolean isPackageForFilter(String packageName, 8847 PackageParser.ServiceIntentInfo info) { 8848 return packageName.equals(info.service.owner.packageName); 8849 } 8850 8851 @Override 8852 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8853 int match, int userId) { 8854 if (!sUserManager.exists(userId)) return null; 8855 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8856 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8857 return null; 8858 } 8859 final PackageParser.Service service = info.service; 8860 if (mSafeMode && (service.info.applicationInfo.flags 8861 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8862 return null; 8863 } 8864 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8865 if (ps == null) { 8866 return null; 8867 } 8868 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8869 ps.readUserState(userId), userId); 8870 if (si == null) { 8871 return null; 8872 } 8873 final ResolveInfo res = new ResolveInfo(); 8874 res.serviceInfo = si; 8875 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8876 res.filter = filter; 8877 } 8878 res.priority = info.getPriority(); 8879 res.preferredOrder = service.owner.mPreferredOrder; 8880 res.match = match; 8881 res.isDefault = info.hasDefault; 8882 res.labelRes = info.labelRes; 8883 res.nonLocalizedLabel = info.nonLocalizedLabel; 8884 res.icon = info.icon; 8885 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8886 return res; 8887 } 8888 8889 @Override 8890 protected void sortResults(List<ResolveInfo> results) { 8891 Collections.sort(results, mResolvePrioritySorter); 8892 } 8893 8894 @Override 8895 protected void dumpFilter(PrintWriter out, String prefix, 8896 PackageParser.ServiceIntentInfo filter) { 8897 out.print(prefix); out.print( 8898 Integer.toHexString(System.identityHashCode(filter.service))); 8899 out.print(' '); 8900 filter.service.printComponentShortName(out); 8901 out.print(" filter "); 8902 out.println(Integer.toHexString(System.identityHashCode(filter))); 8903 } 8904 8905 @Override 8906 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8907 return filter.service; 8908 } 8909 8910 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8911 PackageParser.Service service = (PackageParser.Service)label; 8912 out.print(prefix); out.print( 8913 Integer.toHexString(System.identityHashCode(service))); 8914 out.print(' '); 8915 service.printComponentShortName(out); 8916 if (count > 1) { 8917 out.print(" ("); out.print(count); out.print(" filters)"); 8918 } 8919 out.println(); 8920 } 8921 8922// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8923// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8924// final List<ResolveInfo> retList = Lists.newArrayList(); 8925// while (i.hasNext()) { 8926// final ResolveInfo resolveInfo = (ResolveInfo) i; 8927// if (isEnabledLP(resolveInfo.serviceInfo)) { 8928// retList.add(resolveInfo); 8929// } 8930// } 8931// return retList; 8932// } 8933 8934 // Keys are String (activity class name), values are Activity. 8935 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8936 = new ArrayMap<ComponentName, PackageParser.Service>(); 8937 private int mFlags; 8938 }; 8939 8940 private final class ProviderIntentResolver 8941 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8942 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8943 boolean defaultOnly, int userId) { 8944 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8945 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8946 } 8947 8948 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8949 int userId) { 8950 if (!sUserManager.exists(userId)) 8951 return null; 8952 mFlags = flags; 8953 return super.queryIntent(intent, resolvedType, 8954 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8955 } 8956 8957 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8958 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8959 if (!sUserManager.exists(userId)) 8960 return null; 8961 if (packageProviders == null) { 8962 return null; 8963 } 8964 mFlags = flags; 8965 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8966 final int N = packageProviders.size(); 8967 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8968 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8969 8970 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8971 for (int i = 0; i < N; ++i) { 8972 intentFilters = packageProviders.get(i).intents; 8973 if (intentFilters != null && intentFilters.size() > 0) { 8974 PackageParser.ProviderIntentInfo[] array = 8975 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8976 intentFilters.toArray(array); 8977 listCut.add(array); 8978 } 8979 } 8980 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8981 } 8982 8983 public final void addProvider(PackageParser.Provider p) { 8984 if (mProviders.containsKey(p.getComponentName())) { 8985 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8986 return; 8987 } 8988 8989 mProviders.put(p.getComponentName(), p); 8990 if (DEBUG_SHOW_INFO) { 8991 Log.v(TAG, " " 8992 + (p.info.nonLocalizedLabel != null 8993 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8994 Log.v(TAG, " Class=" + p.info.name); 8995 } 8996 final int NI = p.intents.size(); 8997 int j; 8998 for (j = 0; j < NI; j++) { 8999 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9000 if (DEBUG_SHOW_INFO) { 9001 Log.v(TAG, " IntentFilter:"); 9002 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9003 } 9004 if (!intent.debugCheck()) { 9005 Log.w(TAG, "==> For Provider " + p.info.name); 9006 } 9007 addFilter(intent); 9008 } 9009 } 9010 9011 public final void removeProvider(PackageParser.Provider p) { 9012 mProviders.remove(p.getComponentName()); 9013 if (DEBUG_SHOW_INFO) { 9014 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9015 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9016 Log.v(TAG, " Class=" + p.info.name); 9017 } 9018 final int NI = p.intents.size(); 9019 int j; 9020 for (j = 0; j < NI; j++) { 9021 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9022 if (DEBUG_SHOW_INFO) { 9023 Log.v(TAG, " IntentFilter:"); 9024 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9025 } 9026 removeFilter(intent); 9027 } 9028 } 9029 9030 @Override 9031 protected boolean allowFilterResult( 9032 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9033 ProviderInfo filterPi = filter.provider.info; 9034 for (int i = dest.size() - 1; i >= 0; i--) { 9035 ProviderInfo destPi = dest.get(i).providerInfo; 9036 if (destPi.name == filterPi.name 9037 && destPi.packageName == filterPi.packageName) { 9038 return false; 9039 } 9040 } 9041 return true; 9042 } 9043 9044 @Override 9045 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9046 return new PackageParser.ProviderIntentInfo[size]; 9047 } 9048 9049 @Override 9050 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9051 if (!sUserManager.exists(userId)) 9052 return true; 9053 PackageParser.Package p = filter.provider.owner; 9054 if (p != null) { 9055 PackageSetting ps = (PackageSetting) p.mExtras; 9056 if (ps != null) { 9057 // System apps are never considered stopped for purposes of 9058 // filtering, because there may be no way for the user to 9059 // actually re-launch them. 9060 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9061 && ps.getStopped(userId); 9062 } 9063 } 9064 return false; 9065 } 9066 9067 @Override 9068 protected boolean isPackageForFilter(String packageName, 9069 PackageParser.ProviderIntentInfo info) { 9070 return packageName.equals(info.provider.owner.packageName); 9071 } 9072 9073 @Override 9074 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9075 int match, int userId) { 9076 if (!sUserManager.exists(userId)) 9077 return null; 9078 final PackageParser.ProviderIntentInfo info = filter; 9079 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9080 return null; 9081 } 9082 final PackageParser.Provider provider = info.provider; 9083 if (mSafeMode && (provider.info.applicationInfo.flags 9084 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9085 return null; 9086 } 9087 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9088 if (ps == null) { 9089 return null; 9090 } 9091 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9092 ps.readUserState(userId), userId); 9093 if (pi == null) { 9094 return null; 9095 } 9096 final ResolveInfo res = new ResolveInfo(); 9097 res.providerInfo = pi; 9098 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9099 res.filter = filter; 9100 } 9101 res.priority = info.getPriority(); 9102 res.preferredOrder = provider.owner.mPreferredOrder; 9103 res.match = match; 9104 res.isDefault = info.hasDefault; 9105 res.labelRes = info.labelRes; 9106 res.nonLocalizedLabel = info.nonLocalizedLabel; 9107 res.icon = info.icon; 9108 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9109 return res; 9110 } 9111 9112 @Override 9113 protected void sortResults(List<ResolveInfo> results) { 9114 Collections.sort(results, mResolvePrioritySorter); 9115 } 9116 9117 @Override 9118 protected void dumpFilter(PrintWriter out, String prefix, 9119 PackageParser.ProviderIntentInfo filter) { 9120 out.print(prefix); 9121 out.print( 9122 Integer.toHexString(System.identityHashCode(filter.provider))); 9123 out.print(' '); 9124 filter.provider.printComponentShortName(out); 9125 out.print(" filter "); 9126 out.println(Integer.toHexString(System.identityHashCode(filter))); 9127 } 9128 9129 @Override 9130 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9131 return filter.provider; 9132 } 9133 9134 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9135 PackageParser.Provider provider = (PackageParser.Provider)label; 9136 out.print(prefix); out.print( 9137 Integer.toHexString(System.identityHashCode(provider))); 9138 out.print(' '); 9139 provider.printComponentShortName(out); 9140 if (count > 1) { 9141 out.print(" ("); out.print(count); out.print(" filters)"); 9142 } 9143 out.println(); 9144 } 9145 9146 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9147 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9148 private int mFlags; 9149 }; 9150 9151 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9152 new Comparator<ResolveInfo>() { 9153 public int compare(ResolveInfo r1, ResolveInfo r2) { 9154 int v1 = r1.priority; 9155 int v2 = r2.priority; 9156 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9157 if (v1 != v2) { 9158 return (v1 > v2) ? -1 : 1; 9159 } 9160 v1 = r1.preferredOrder; 9161 v2 = r2.preferredOrder; 9162 if (v1 != v2) { 9163 return (v1 > v2) ? -1 : 1; 9164 } 9165 if (r1.isDefault != r2.isDefault) { 9166 return r1.isDefault ? -1 : 1; 9167 } 9168 v1 = r1.match; 9169 v2 = r2.match; 9170 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9171 if (v1 != v2) { 9172 return (v1 > v2) ? -1 : 1; 9173 } 9174 if (r1.system != r2.system) { 9175 return r1.system ? -1 : 1; 9176 } 9177 return 0; 9178 } 9179 }; 9180 9181 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9182 new Comparator<ProviderInfo>() { 9183 public int compare(ProviderInfo p1, ProviderInfo p2) { 9184 final int v1 = p1.initOrder; 9185 final int v2 = p2.initOrder; 9186 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9187 } 9188 }; 9189 9190 final void sendPackageBroadcast(final String action, final String pkg, 9191 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9192 final int[] userIds) { 9193 mHandler.post(new Runnable() { 9194 @Override 9195 public void run() { 9196 try { 9197 final IActivityManager am = ActivityManagerNative.getDefault(); 9198 if (am == null) return; 9199 final int[] resolvedUserIds; 9200 if (userIds == null) { 9201 resolvedUserIds = am.getRunningUserIds(); 9202 } else { 9203 resolvedUserIds = userIds; 9204 } 9205 for (int id : resolvedUserIds) { 9206 final Intent intent = new Intent(action, 9207 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9208 if (extras != null) { 9209 intent.putExtras(extras); 9210 } 9211 if (targetPkg != null) { 9212 intent.setPackage(targetPkg); 9213 } 9214 // Modify the UID when posting to other users 9215 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9216 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9217 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9218 intent.putExtra(Intent.EXTRA_UID, uid); 9219 } 9220 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9221 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9222 if (DEBUG_BROADCASTS) { 9223 RuntimeException here = new RuntimeException("here"); 9224 here.fillInStackTrace(); 9225 Slog.d(TAG, "Sending to user " + id + ": " 9226 + intent.toShortString(false, true, false, false) 9227 + " " + intent.getExtras(), here); 9228 } 9229 am.broadcastIntent(null, intent, null, finishedReceiver, 9230 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9231 null, finishedReceiver != null, false, id); 9232 } 9233 } catch (RemoteException ex) { 9234 } 9235 } 9236 }); 9237 } 9238 9239 /** 9240 * Check if the external storage media is available. This is true if there 9241 * is a mounted external storage medium or if the external storage is 9242 * emulated. 9243 */ 9244 private boolean isExternalMediaAvailable() { 9245 return mMediaMounted || Environment.isExternalStorageEmulated(); 9246 } 9247 9248 @Override 9249 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9250 // writer 9251 synchronized (mPackages) { 9252 if (!isExternalMediaAvailable()) { 9253 // If the external storage is no longer mounted at this point, 9254 // the caller may not have been able to delete all of this 9255 // packages files and can not delete any more. Bail. 9256 return null; 9257 } 9258 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9259 if (lastPackage != null) { 9260 pkgs.remove(lastPackage); 9261 } 9262 if (pkgs.size() > 0) { 9263 return pkgs.get(0); 9264 } 9265 } 9266 return null; 9267 } 9268 9269 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9270 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9271 userId, andCode ? 1 : 0, packageName); 9272 if (mSystemReady) { 9273 msg.sendToTarget(); 9274 } else { 9275 if (mPostSystemReadyMessages == null) { 9276 mPostSystemReadyMessages = new ArrayList<>(); 9277 } 9278 mPostSystemReadyMessages.add(msg); 9279 } 9280 } 9281 9282 void startCleaningPackages() { 9283 // reader 9284 synchronized (mPackages) { 9285 if (!isExternalMediaAvailable()) { 9286 return; 9287 } 9288 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9289 return; 9290 } 9291 } 9292 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9293 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9294 IActivityManager am = ActivityManagerNative.getDefault(); 9295 if (am != null) { 9296 try { 9297 am.startService(null, intent, null, mContext.getOpPackageName(), 9298 UserHandle.USER_OWNER); 9299 } catch (RemoteException e) { 9300 } 9301 } 9302 } 9303 9304 @Override 9305 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9306 int installFlags, String installerPackageName, VerificationParams verificationParams, 9307 String packageAbiOverride) { 9308 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9309 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9310 } 9311 9312 @Override 9313 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9314 int installFlags, String installerPackageName, VerificationParams verificationParams, 9315 String packageAbiOverride, int userId) { 9316 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9317 9318 final int callingUid = Binder.getCallingUid(); 9319 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9320 9321 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9322 try { 9323 if (observer != null) { 9324 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9325 } 9326 } catch (RemoteException re) { 9327 } 9328 return; 9329 } 9330 9331 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9332 installFlags |= PackageManager.INSTALL_FROM_ADB; 9333 9334 } else { 9335 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9336 // about installerPackageName. 9337 9338 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9339 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9340 } 9341 9342 UserHandle user; 9343 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9344 user = UserHandle.ALL; 9345 } else { 9346 user = new UserHandle(userId); 9347 } 9348 9349 // Only system components can circumvent runtime permissions when installing. 9350 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9351 && mContext.checkCallingOrSelfPermission(Manifest.permission 9352 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9353 throw new SecurityException("You need the " 9354 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9355 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9356 } 9357 9358 verificationParams.setInstallerUid(callingUid); 9359 9360 final File originFile = new File(originPath); 9361 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9362 9363 final Message msg = mHandler.obtainMessage(INIT_COPY); 9364 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9365 null, verificationParams, user, packageAbiOverride); 9366 mHandler.sendMessage(msg); 9367 } 9368 9369 void installStage(String packageName, File stagedDir, String stagedCid, 9370 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9371 String installerPackageName, int installerUid, UserHandle user) { 9372 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9373 params.referrerUri, installerUid, null); 9374 verifParams.setInstallerUid(installerUid); 9375 9376 final OriginInfo origin; 9377 if (stagedDir != null) { 9378 origin = OriginInfo.fromStagedFile(stagedDir); 9379 } else { 9380 origin = OriginInfo.fromStagedContainer(stagedCid); 9381 } 9382 9383 final Message msg = mHandler.obtainMessage(INIT_COPY); 9384 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9385 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9386 mHandler.sendMessage(msg); 9387 } 9388 9389 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9390 Bundle extras = new Bundle(1); 9391 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9392 9393 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9394 packageName, extras, null, null, new int[] {userId}); 9395 try { 9396 IActivityManager am = ActivityManagerNative.getDefault(); 9397 final boolean isSystem = 9398 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9399 if (isSystem && am.isUserRunning(userId, false)) { 9400 // The just-installed/enabled app is bundled on the system, so presumed 9401 // to be able to run automatically without needing an explicit launch. 9402 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9403 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9404 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9405 .setPackage(packageName); 9406 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9407 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9408 } 9409 } catch (RemoteException e) { 9410 // shouldn't happen 9411 Slog.w(TAG, "Unable to bootstrap installed package", e); 9412 } 9413 } 9414 9415 @Override 9416 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9417 int userId) { 9418 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9419 PackageSetting pkgSetting; 9420 final int uid = Binder.getCallingUid(); 9421 enforceCrossUserPermission(uid, userId, true, true, 9422 "setApplicationHiddenSetting for user " + userId); 9423 9424 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9425 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9426 return false; 9427 } 9428 9429 long callingId = Binder.clearCallingIdentity(); 9430 try { 9431 boolean sendAdded = false; 9432 boolean sendRemoved = false; 9433 // writer 9434 synchronized (mPackages) { 9435 pkgSetting = mSettings.mPackages.get(packageName); 9436 if (pkgSetting == null) { 9437 return false; 9438 } 9439 if (pkgSetting.getHidden(userId) != hidden) { 9440 pkgSetting.setHidden(hidden, userId); 9441 mSettings.writePackageRestrictionsLPr(userId); 9442 if (hidden) { 9443 sendRemoved = true; 9444 } else { 9445 sendAdded = true; 9446 } 9447 } 9448 } 9449 if (sendAdded) { 9450 sendPackageAddedForUser(packageName, pkgSetting, userId); 9451 return true; 9452 } 9453 if (sendRemoved) { 9454 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9455 "hiding pkg"); 9456 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9457 } 9458 } finally { 9459 Binder.restoreCallingIdentity(callingId); 9460 } 9461 return false; 9462 } 9463 9464 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9465 int userId) { 9466 final PackageRemovedInfo info = new PackageRemovedInfo(); 9467 info.removedPackage = packageName; 9468 info.removedUsers = new int[] {userId}; 9469 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9470 info.sendBroadcast(false, false, false); 9471 } 9472 9473 /** 9474 * Returns true if application is not found or there was an error. Otherwise it returns 9475 * the hidden state of the package for the given user. 9476 */ 9477 @Override 9478 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9479 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9480 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9481 false, "getApplicationHidden for user " + userId); 9482 PackageSetting pkgSetting; 9483 long callingId = Binder.clearCallingIdentity(); 9484 try { 9485 // writer 9486 synchronized (mPackages) { 9487 pkgSetting = mSettings.mPackages.get(packageName); 9488 if (pkgSetting == null) { 9489 return true; 9490 } 9491 return pkgSetting.getHidden(userId); 9492 } 9493 } finally { 9494 Binder.restoreCallingIdentity(callingId); 9495 } 9496 } 9497 9498 /** 9499 * @hide 9500 */ 9501 @Override 9502 public int installExistingPackageAsUser(String packageName, int userId) { 9503 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9504 null); 9505 PackageSetting pkgSetting; 9506 final int uid = Binder.getCallingUid(); 9507 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9508 + userId); 9509 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9510 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9511 } 9512 9513 long callingId = Binder.clearCallingIdentity(); 9514 try { 9515 boolean sendAdded = false; 9516 9517 // writer 9518 synchronized (mPackages) { 9519 pkgSetting = mSettings.mPackages.get(packageName); 9520 if (pkgSetting == null) { 9521 return PackageManager.INSTALL_FAILED_INVALID_URI; 9522 } 9523 if (!pkgSetting.getInstalled(userId)) { 9524 pkgSetting.setInstalled(true, userId); 9525 pkgSetting.setHidden(false, userId); 9526 mSettings.writePackageRestrictionsLPr(userId); 9527 sendAdded = true; 9528 } 9529 } 9530 9531 if (sendAdded) { 9532 sendPackageAddedForUser(packageName, pkgSetting, userId); 9533 } 9534 } finally { 9535 Binder.restoreCallingIdentity(callingId); 9536 } 9537 9538 return PackageManager.INSTALL_SUCCEEDED; 9539 } 9540 9541 boolean isUserRestricted(int userId, String restrictionKey) { 9542 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9543 if (restrictions.getBoolean(restrictionKey, false)) { 9544 Log.w(TAG, "User is restricted: " + restrictionKey); 9545 return true; 9546 } 9547 return false; 9548 } 9549 9550 @Override 9551 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9552 mContext.enforceCallingOrSelfPermission( 9553 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9554 "Only package verification agents can verify applications"); 9555 9556 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9557 final PackageVerificationResponse response = new PackageVerificationResponse( 9558 verificationCode, Binder.getCallingUid()); 9559 msg.arg1 = id; 9560 msg.obj = response; 9561 mHandler.sendMessage(msg); 9562 } 9563 9564 @Override 9565 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9566 long millisecondsToDelay) { 9567 mContext.enforceCallingOrSelfPermission( 9568 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9569 "Only package verification agents can extend verification timeouts"); 9570 9571 final PackageVerificationState state = mPendingVerification.get(id); 9572 final PackageVerificationResponse response = new PackageVerificationResponse( 9573 verificationCodeAtTimeout, Binder.getCallingUid()); 9574 9575 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9576 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9577 } 9578 if (millisecondsToDelay < 0) { 9579 millisecondsToDelay = 0; 9580 } 9581 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9582 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9583 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9584 } 9585 9586 if ((state != null) && !state.timeoutExtended()) { 9587 state.extendTimeout(); 9588 9589 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9590 msg.arg1 = id; 9591 msg.obj = response; 9592 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9593 } 9594 } 9595 9596 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9597 int verificationCode, UserHandle user) { 9598 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9599 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9600 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9601 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9602 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9603 9604 mContext.sendBroadcastAsUser(intent, user, 9605 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9606 } 9607 9608 private ComponentName matchComponentForVerifier(String packageName, 9609 List<ResolveInfo> receivers) { 9610 ActivityInfo targetReceiver = null; 9611 9612 final int NR = receivers.size(); 9613 for (int i = 0; i < NR; i++) { 9614 final ResolveInfo info = receivers.get(i); 9615 if (info.activityInfo == null) { 9616 continue; 9617 } 9618 9619 if (packageName.equals(info.activityInfo.packageName)) { 9620 targetReceiver = info.activityInfo; 9621 break; 9622 } 9623 } 9624 9625 if (targetReceiver == null) { 9626 return null; 9627 } 9628 9629 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9630 } 9631 9632 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9633 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9634 if (pkgInfo.verifiers.length == 0) { 9635 return null; 9636 } 9637 9638 final int N = pkgInfo.verifiers.length; 9639 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9640 for (int i = 0; i < N; i++) { 9641 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9642 9643 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9644 receivers); 9645 if (comp == null) { 9646 continue; 9647 } 9648 9649 final int verifierUid = getUidForVerifier(verifierInfo); 9650 if (verifierUid == -1) { 9651 continue; 9652 } 9653 9654 if (DEBUG_VERIFY) { 9655 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9656 + " with the correct signature"); 9657 } 9658 sufficientVerifiers.add(comp); 9659 verificationState.addSufficientVerifier(verifierUid); 9660 } 9661 9662 return sufficientVerifiers; 9663 } 9664 9665 private int getUidForVerifier(VerifierInfo verifierInfo) { 9666 synchronized (mPackages) { 9667 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9668 if (pkg == null) { 9669 return -1; 9670 } else if (pkg.mSignatures.length != 1) { 9671 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9672 + " has more than one signature; ignoring"); 9673 return -1; 9674 } 9675 9676 /* 9677 * If the public key of the package's signature does not match 9678 * our expected public key, then this is a different package and 9679 * we should skip. 9680 */ 9681 9682 final byte[] expectedPublicKey; 9683 try { 9684 final Signature verifierSig = pkg.mSignatures[0]; 9685 final PublicKey publicKey = verifierSig.getPublicKey(); 9686 expectedPublicKey = publicKey.getEncoded(); 9687 } catch (CertificateException e) { 9688 return -1; 9689 } 9690 9691 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9692 9693 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9694 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9695 + " does not have the expected public key; ignoring"); 9696 return -1; 9697 } 9698 9699 return pkg.applicationInfo.uid; 9700 } 9701 } 9702 9703 @Override 9704 public void finishPackageInstall(int token) { 9705 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9706 9707 if (DEBUG_INSTALL) { 9708 Slog.v(TAG, "BM finishing package install for " + token); 9709 } 9710 9711 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9712 mHandler.sendMessage(msg); 9713 } 9714 9715 /** 9716 * Get the verification agent timeout. 9717 * 9718 * @return verification timeout in milliseconds 9719 */ 9720 private long getVerificationTimeout() { 9721 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9722 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9723 DEFAULT_VERIFICATION_TIMEOUT); 9724 } 9725 9726 /** 9727 * Get the default verification agent response code. 9728 * 9729 * @return default verification response code 9730 */ 9731 private int getDefaultVerificationResponse() { 9732 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9733 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9734 DEFAULT_VERIFICATION_RESPONSE); 9735 } 9736 9737 /** 9738 * Check whether or not package verification has been enabled. 9739 * 9740 * @return true if verification should be performed 9741 */ 9742 private boolean isVerificationEnabled(int userId, int installFlags) { 9743 if (!DEFAULT_VERIFY_ENABLE) { 9744 return false; 9745 } 9746 9747 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9748 9749 // Check if installing from ADB 9750 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9751 // Do not run verification in a test harness environment 9752 if (ActivityManager.isRunningInTestHarness()) { 9753 return false; 9754 } 9755 if (ensureVerifyAppsEnabled) { 9756 return true; 9757 } 9758 // Check if the developer does not want package verification for ADB installs 9759 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9760 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9761 return false; 9762 } 9763 } 9764 9765 if (ensureVerifyAppsEnabled) { 9766 return true; 9767 } 9768 9769 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9770 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9771 } 9772 9773 @Override 9774 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9775 throws RemoteException { 9776 mContext.enforceCallingOrSelfPermission( 9777 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9778 "Only intentfilter verification agents can verify applications"); 9779 9780 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9781 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9782 Binder.getCallingUid(), verificationCode, failedDomains); 9783 msg.arg1 = id; 9784 msg.obj = response; 9785 mHandler.sendMessage(msg); 9786 } 9787 9788 @Override 9789 public int getIntentVerificationStatus(String packageName, int userId) { 9790 synchronized (mPackages) { 9791 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9792 } 9793 } 9794 9795 @Override 9796 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9797 mContext.enforceCallingOrSelfPermission( 9798 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9799 9800 boolean result = false; 9801 synchronized (mPackages) { 9802 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9803 } 9804 if (result) { 9805 scheduleWritePackageRestrictionsLocked(userId); 9806 } 9807 return result; 9808 } 9809 9810 @Override 9811 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9812 synchronized (mPackages) { 9813 return mSettings.getIntentFilterVerificationsLPr(packageName); 9814 } 9815 } 9816 9817 @Override 9818 public List<IntentFilter> getAllIntentFilters(String packageName) { 9819 if (TextUtils.isEmpty(packageName)) { 9820 return Collections.<IntentFilter>emptyList(); 9821 } 9822 synchronized (mPackages) { 9823 PackageParser.Package pkg = mPackages.get(packageName); 9824 if (pkg == null || pkg.activities == null) { 9825 return Collections.<IntentFilter>emptyList(); 9826 } 9827 final int count = pkg.activities.size(); 9828 ArrayList<IntentFilter> result = new ArrayList<>(); 9829 for (int n=0; n<count; n++) { 9830 PackageParser.Activity activity = pkg.activities.get(n); 9831 if (activity.intents != null || activity.intents.size() > 0) { 9832 result.addAll(activity.intents); 9833 } 9834 } 9835 return result; 9836 } 9837 } 9838 9839 @Override 9840 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9841 mContext.enforceCallingOrSelfPermission( 9842 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9843 9844 synchronized (mPackages) { 9845 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9846 if (packageName != null) { 9847 result |= updateIntentVerificationStatus(packageName, 9848 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9849 UserHandle.myUserId()); 9850 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9851 packageName, userId); 9852 } 9853 return result; 9854 } 9855 } 9856 9857 @Override 9858 public String getDefaultBrowserPackageName(int userId) { 9859 synchronized (mPackages) { 9860 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9861 } 9862 } 9863 9864 /** 9865 * Get the "allow unknown sources" setting. 9866 * 9867 * @return the current "allow unknown sources" setting 9868 */ 9869 private int getUnknownSourcesSettings() { 9870 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9871 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9872 -1); 9873 } 9874 9875 @Override 9876 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9877 final int uid = Binder.getCallingUid(); 9878 // writer 9879 synchronized (mPackages) { 9880 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9881 if (targetPackageSetting == null) { 9882 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9883 } 9884 9885 PackageSetting installerPackageSetting; 9886 if (installerPackageName != null) { 9887 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9888 if (installerPackageSetting == null) { 9889 throw new IllegalArgumentException("Unknown installer package: " 9890 + installerPackageName); 9891 } 9892 } else { 9893 installerPackageSetting = null; 9894 } 9895 9896 Signature[] callerSignature; 9897 Object obj = mSettings.getUserIdLPr(uid); 9898 if (obj != null) { 9899 if (obj instanceof SharedUserSetting) { 9900 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9901 } else if (obj instanceof PackageSetting) { 9902 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9903 } else { 9904 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9905 } 9906 } else { 9907 throw new SecurityException("Unknown calling uid " + uid); 9908 } 9909 9910 // Verify: can't set installerPackageName to a package that is 9911 // not signed with the same cert as the caller. 9912 if (installerPackageSetting != null) { 9913 if (compareSignatures(callerSignature, 9914 installerPackageSetting.signatures.mSignatures) 9915 != PackageManager.SIGNATURE_MATCH) { 9916 throw new SecurityException( 9917 "Caller does not have same cert as new installer package " 9918 + installerPackageName); 9919 } 9920 } 9921 9922 // Verify: if target already has an installer package, it must 9923 // be signed with the same cert as the caller. 9924 if (targetPackageSetting.installerPackageName != null) { 9925 PackageSetting setting = mSettings.mPackages.get( 9926 targetPackageSetting.installerPackageName); 9927 // If the currently set package isn't valid, then it's always 9928 // okay to change it. 9929 if (setting != null) { 9930 if (compareSignatures(callerSignature, 9931 setting.signatures.mSignatures) 9932 != PackageManager.SIGNATURE_MATCH) { 9933 throw new SecurityException( 9934 "Caller does not have same cert as old installer package " 9935 + targetPackageSetting.installerPackageName); 9936 } 9937 } 9938 } 9939 9940 // Okay! 9941 targetPackageSetting.installerPackageName = installerPackageName; 9942 scheduleWriteSettingsLocked(); 9943 } 9944 } 9945 9946 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9947 // Queue up an async operation since the package installation may take a little while. 9948 mHandler.post(new Runnable() { 9949 public void run() { 9950 mHandler.removeCallbacks(this); 9951 // Result object to be returned 9952 PackageInstalledInfo res = new PackageInstalledInfo(); 9953 res.returnCode = currentStatus; 9954 res.uid = -1; 9955 res.pkg = null; 9956 res.removedInfo = new PackageRemovedInfo(); 9957 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9958 args.doPreInstall(res.returnCode); 9959 synchronized (mInstallLock) { 9960 installPackageLI(args, res); 9961 } 9962 args.doPostInstall(res.returnCode, res.uid); 9963 } 9964 9965 // A restore should be performed at this point if (a) the install 9966 // succeeded, (b) the operation is not an update, and (c) the new 9967 // package has not opted out of backup participation. 9968 final boolean update = res.removedInfo.removedPackage != null; 9969 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9970 boolean doRestore = !update 9971 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9972 9973 // Set up the post-install work request bookkeeping. This will be used 9974 // and cleaned up by the post-install event handling regardless of whether 9975 // there's a restore pass performed. Token values are >= 1. 9976 int token; 9977 if (mNextInstallToken < 0) mNextInstallToken = 1; 9978 token = mNextInstallToken++; 9979 9980 PostInstallData data = new PostInstallData(args, res); 9981 mRunningInstalls.put(token, data); 9982 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9983 9984 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9985 // Pass responsibility to the Backup Manager. It will perform a 9986 // restore if appropriate, then pass responsibility back to the 9987 // Package Manager to run the post-install observer callbacks 9988 // and broadcasts. 9989 IBackupManager bm = IBackupManager.Stub.asInterface( 9990 ServiceManager.getService(Context.BACKUP_SERVICE)); 9991 if (bm != null) { 9992 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9993 + " to BM for possible restore"); 9994 try { 9995 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9996 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9997 } else { 9998 doRestore = false; 9999 } 10000 } catch (RemoteException e) { 10001 // can't happen; the backup manager is local 10002 } catch (Exception e) { 10003 Slog.e(TAG, "Exception trying to enqueue restore", e); 10004 doRestore = false; 10005 } 10006 } else { 10007 Slog.e(TAG, "Backup Manager not found!"); 10008 doRestore = false; 10009 } 10010 } 10011 10012 if (!doRestore) { 10013 // No restore possible, or the Backup Manager was mysteriously not 10014 // available -- just fire the post-install work request directly. 10015 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10016 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10017 mHandler.sendMessage(msg); 10018 } 10019 } 10020 }); 10021 } 10022 10023 private abstract class HandlerParams { 10024 private static final int MAX_RETRIES = 4; 10025 10026 /** 10027 * Number of times startCopy() has been attempted and had a non-fatal 10028 * error. 10029 */ 10030 private int mRetries = 0; 10031 10032 /** User handle for the user requesting the information or installation. */ 10033 private final UserHandle mUser; 10034 10035 HandlerParams(UserHandle user) { 10036 mUser = user; 10037 } 10038 10039 UserHandle getUser() { 10040 return mUser; 10041 } 10042 10043 final boolean startCopy() { 10044 boolean res; 10045 try { 10046 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10047 10048 if (++mRetries > MAX_RETRIES) { 10049 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10050 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10051 handleServiceError(); 10052 return false; 10053 } else { 10054 handleStartCopy(); 10055 res = true; 10056 } 10057 } catch (RemoteException e) { 10058 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10059 mHandler.sendEmptyMessage(MCS_RECONNECT); 10060 res = false; 10061 } 10062 handleReturnCode(); 10063 return res; 10064 } 10065 10066 final void serviceError() { 10067 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10068 handleServiceError(); 10069 handleReturnCode(); 10070 } 10071 10072 abstract void handleStartCopy() throws RemoteException; 10073 abstract void handleServiceError(); 10074 abstract void handleReturnCode(); 10075 } 10076 10077 class MeasureParams extends HandlerParams { 10078 private final PackageStats mStats; 10079 private boolean mSuccess; 10080 10081 private final IPackageStatsObserver mObserver; 10082 10083 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10084 super(new UserHandle(stats.userHandle)); 10085 mObserver = observer; 10086 mStats = stats; 10087 } 10088 10089 @Override 10090 public String toString() { 10091 return "MeasureParams{" 10092 + Integer.toHexString(System.identityHashCode(this)) 10093 + " " + mStats.packageName + "}"; 10094 } 10095 10096 @Override 10097 void handleStartCopy() throws RemoteException { 10098 synchronized (mInstallLock) { 10099 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10100 } 10101 10102 if (mSuccess) { 10103 final boolean mounted; 10104 if (Environment.isExternalStorageEmulated()) { 10105 mounted = true; 10106 } else { 10107 final String status = Environment.getExternalStorageState(); 10108 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10109 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10110 } 10111 10112 if (mounted) { 10113 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10114 10115 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10116 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10117 10118 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10119 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10120 10121 // Always subtract cache size, since it's a subdirectory 10122 mStats.externalDataSize -= mStats.externalCacheSize; 10123 10124 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10125 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10126 10127 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10128 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10129 } 10130 } 10131 } 10132 10133 @Override 10134 void handleReturnCode() { 10135 if (mObserver != null) { 10136 try { 10137 mObserver.onGetStatsCompleted(mStats, mSuccess); 10138 } catch (RemoteException e) { 10139 Slog.i(TAG, "Observer no longer exists."); 10140 } 10141 } 10142 } 10143 10144 @Override 10145 void handleServiceError() { 10146 Slog.e(TAG, "Could not measure application " + mStats.packageName 10147 + " external storage"); 10148 } 10149 } 10150 10151 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10152 throws RemoteException { 10153 long result = 0; 10154 for (File path : paths) { 10155 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10156 } 10157 return result; 10158 } 10159 10160 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10161 for (File path : paths) { 10162 try { 10163 mcs.clearDirectory(path.getAbsolutePath()); 10164 } catch (RemoteException e) { 10165 } 10166 } 10167 } 10168 10169 static class OriginInfo { 10170 /** 10171 * Location where install is coming from, before it has been 10172 * copied/renamed into place. This could be a single monolithic APK 10173 * file, or a cluster directory. This location may be untrusted. 10174 */ 10175 final File file; 10176 final String cid; 10177 10178 /** 10179 * Flag indicating that {@link #file} or {@link #cid} has already been 10180 * staged, meaning downstream users don't need to defensively copy the 10181 * contents. 10182 */ 10183 final boolean staged; 10184 10185 /** 10186 * Flag indicating that {@link #file} or {@link #cid} is an already 10187 * installed app that is being moved. 10188 */ 10189 final boolean existing; 10190 10191 final String resolvedPath; 10192 final File resolvedFile; 10193 10194 static OriginInfo fromNothing() { 10195 return new OriginInfo(null, null, false, false); 10196 } 10197 10198 static OriginInfo fromUntrustedFile(File file) { 10199 return new OriginInfo(file, null, false, false); 10200 } 10201 10202 static OriginInfo fromExistingFile(File file) { 10203 return new OriginInfo(file, null, false, true); 10204 } 10205 10206 static OriginInfo fromStagedFile(File file) { 10207 return new OriginInfo(file, null, true, false); 10208 } 10209 10210 static OriginInfo fromStagedContainer(String cid) { 10211 return new OriginInfo(null, cid, true, false); 10212 } 10213 10214 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10215 this.file = file; 10216 this.cid = cid; 10217 this.staged = staged; 10218 this.existing = existing; 10219 10220 if (cid != null) { 10221 resolvedPath = PackageHelper.getSdDir(cid); 10222 resolvedFile = new File(resolvedPath); 10223 } else if (file != null) { 10224 resolvedPath = file.getAbsolutePath(); 10225 resolvedFile = file; 10226 } else { 10227 resolvedPath = null; 10228 resolvedFile = null; 10229 } 10230 } 10231 } 10232 10233 class MoveInfo { 10234 final int moveId; 10235 final String fromUuid; 10236 final String toUuid; 10237 final String packageName; 10238 final String dataAppName; 10239 final int appId; 10240 final String seinfo; 10241 10242 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10243 String dataAppName, int appId, String seinfo) { 10244 this.moveId = moveId; 10245 this.fromUuid = fromUuid; 10246 this.toUuid = toUuid; 10247 this.packageName = packageName; 10248 this.dataAppName = dataAppName; 10249 this.appId = appId; 10250 this.seinfo = seinfo; 10251 } 10252 } 10253 10254 class InstallParams extends HandlerParams { 10255 final OriginInfo origin; 10256 final MoveInfo move; 10257 final IPackageInstallObserver2 observer; 10258 int installFlags; 10259 final String installerPackageName; 10260 final String volumeUuid; 10261 final VerificationParams verificationParams; 10262 private InstallArgs mArgs; 10263 private int mRet; 10264 final String packageAbiOverride; 10265 10266 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10267 int installFlags, String installerPackageName, String volumeUuid, 10268 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10269 super(user); 10270 this.origin = origin; 10271 this.move = move; 10272 this.observer = observer; 10273 this.installFlags = installFlags; 10274 this.installerPackageName = installerPackageName; 10275 this.volumeUuid = volumeUuid; 10276 this.verificationParams = verificationParams; 10277 this.packageAbiOverride = packageAbiOverride; 10278 } 10279 10280 @Override 10281 public String toString() { 10282 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10283 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10284 } 10285 10286 public ManifestDigest getManifestDigest() { 10287 if (verificationParams == null) { 10288 return null; 10289 } 10290 return verificationParams.getManifestDigest(); 10291 } 10292 10293 private int installLocationPolicy(PackageInfoLite pkgLite) { 10294 String packageName = pkgLite.packageName; 10295 int installLocation = pkgLite.installLocation; 10296 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10297 // reader 10298 synchronized (mPackages) { 10299 PackageParser.Package pkg = mPackages.get(packageName); 10300 if (pkg != null) { 10301 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10302 // Check for downgrading. 10303 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10304 try { 10305 checkDowngrade(pkg, pkgLite); 10306 } catch (PackageManagerException e) { 10307 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10308 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10309 } 10310 } 10311 // Check for updated system application. 10312 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10313 if (onSd) { 10314 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10315 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10316 } 10317 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10318 } else { 10319 if (onSd) { 10320 // Install flag overrides everything. 10321 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10322 } 10323 // If current upgrade specifies particular preference 10324 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10325 // Application explicitly specified internal. 10326 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10327 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10328 // App explictly prefers external. Let policy decide 10329 } else { 10330 // Prefer previous location 10331 if (isExternal(pkg)) { 10332 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10333 } 10334 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10335 } 10336 } 10337 } else { 10338 // Invalid install. Return error code 10339 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10340 } 10341 } 10342 } 10343 // All the special cases have been taken care of. 10344 // Return result based on recommended install location. 10345 if (onSd) { 10346 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10347 } 10348 return pkgLite.recommendedInstallLocation; 10349 } 10350 10351 /* 10352 * Invoke remote method to get package information and install 10353 * location values. Override install location based on default 10354 * policy if needed and then create install arguments based 10355 * on the install location. 10356 */ 10357 public void handleStartCopy() throws RemoteException { 10358 int ret = PackageManager.INSTALL_SUCCEEDED; 10359 10360 // If we're already staged, we've firmly committed to an install location 10361 if (origin.staged) { 10362 if (origin.file != null) { 10363 installFlags |= PackageManager.INSTALL_INTERNAL; 10364 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10365 } else if (origin.cid != null) { 10366 installFlags |= PackageManager.INSTALL_EXTERNAL; 10367 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10368 } else { 10369 throw new IllegalStateException("Invalid stage location"); 10370 } 10371 } 10372 10373 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10374 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10375 10376 PackageInfoLite pkgLite = null; 10377 10378 if (onInt && onSd) { 10379 // Check if both bits are set. 10380 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10381 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10382 } else { 10383 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10384 packageAbiOverride); 10385 10386 /* 10387 * If we have too little free space, try to free cache 10388 * before giving up. 10389 */ 10390 if (!origin.staged && pkgLite.recommendedInstallLocation 10391 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10392 // TODO: focus freeing disk space on the target device 10393 final StorageManager storage = StorageManager.from(mContext); 10394 final long lowThreshold = storage.getStorageLowBytes( 10395 Environment.getDataDirectory()); 10396 10397 final long sizeBytes = mContainerService.calculateInstalledSize( 10398 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10399 10400 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10401 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10402 installFlags, packageAbiOverride); 10403 } 10404 10405 /* 10406 * The cache free must have deleted the file we 10407 * downloaded to install. 10408 * 10409 * TODO: fix the "freeCache" call to not delete 10410 * the file we care about. 10411 */ 10412 if (pkgLite.recommendedInstallLocation 10413 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10414 pkgLite.recommendedInstallLocation 10415 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10416 } 10417 } 10418 } 10419 10420 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10421 int loc = pkgLite.recommendedInstallLocation; 10422 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10423 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10424 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10425 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10426 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10427 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10428 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10429 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10430 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10431 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10432 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10433 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10434 } else { 10435 // Override with defaults if needed. 10436 loc = installLocationPolicy(pkgLite); 10437 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10438 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10439 } else if (!onSd && !onInt) { 10440 // Override install location with flags 10441 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10442 // Set the flag to install on external media. 10443 installFlags |= PackageManager.INSTALL_EXTERNAL; 10444 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10445 } else { 10446 // Make sure the flag for installing on external 10447 // media is unset 10448 installFlags |= PackageManager.INSTALL_INTERNAL; 10449 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10450 } 10451 } 10452 } 10453 } 10454 10455 final InstallArgs args = createInstallArgs(this); 10456 mArgs = args; 10457 10458 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10459 /* 10460 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10461 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10462 */ 10463 int userIdentifier = getUser().getIdentifier(); 10464 if (userIdentifier == UserHandle.USER_ALL 10465 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10466 userIdentifier = UserHandle.USER_OWNER; 10467 } 10468 10469 /* 10470 * Determine if we have any installed package verifiers. If we 10471 * do, then we'll defer to them to verify the packages. 10472 */ 10473 final int requiredUid = mRequiredVerifierPackage == null ? -1 10474 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10475 if (!origin.existing && requiredUid != -1 10476 && isVerificationEnabled(userIdentifier, installFlags)) { 10477 final Intent verification = new Intent( 10478 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10479 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10480 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10481 PACKAGE_MIME_TYPE); 10482 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10483 10484 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10485 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10486 0 /* TODO: Which userId? */); 10487 10488 if (DEBUG_VERIFY) { 10489 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10490 + verification.toString() + " with " + pkgLite.verifiers.length 10491 + " optional verifiers"); 10492 } 10493 10494 final int verificationId = mPendingVerificationToken++; 10495 10496 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10497 10498 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10499 installerPackageName); 10500 10501 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10502 installFlags); 10503 10504 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10505 pkgLite.packageName); 10506 10507 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10508 pkgLite.versionCode); 10509 10510 if (verificationParams != null) { 10511 if (verificationParams.getVerificationURI() != null) { 10512 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10513 verificationParams.getVerificationURI()); 10514 } 10515 if (verificationParams.getOriginatingURI() != null) { 10516 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10517 verificationParams.getOriginatingURI()); 10518 } 10519 if (verificationParams.getReferrer() != null) { 10520 verification.putExtra(Intent.EXTRA_REFERRER, 10521 verificationParams.getReferrer()); 10522 } 10523 if (verificationParams.getOriginatingUid() >= 0) { 10524 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10525 verificationParams.getOriginatingUid()); 10526 } 10527 if (verificationParams.getInstallerUid() >= 0) { 10528 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10529 verificationParams.getInstallerUid()); 10530 } 10531 } 10532 10533 final PackageVerificationState verificationState = new PackageVerificationState( 10534 requiredUid, args); 10535 10536 mPendingVerification.append(verificationId, verificationState); 10537 10538 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10539 receivers, verificationState); 10540 10541 /* 10542 * If any sufficient verifiers were listed in the package 10543 * manifest, attempt to ask them. 10544 */ 10545 if (sufficientVerifiers != null) { 10546 final int N = sufficientVerifiers.size(); 10547 if (N == 0) { 10548 Slog.i(TAG, "Additional verifiers required, but none installed."); 10549 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10550 } else { 10551 for (int i = 0; i < N; i++) { 10552 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10553 10554 final Intent sufficientIntent = new Intent(verification); 10555 sufficientIntent.setComponent(verifierComponent); 10556 10557 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10558 } 10559 } 10560 } 10561 10562 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10563 mRequiredVerifierPackage, receivers); 10564 if (ret == PackageManager.INSTALL_SUCCEEDED 10565 && mRequiredVerifierPackage != null) { 10566 /* 10567 * Send the intent to the required verification agent, 10568 * but only start the verification timeout after the 10569 * target BroadcastReceivers have run. 10570 */ 10571 verification.setComponent(requiredVerifierComponent); 10572 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10573 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10574 new BroadcastReceiver() { 10575 @Override 10576 public void onReceive(Context context, Intent intent) { 10577 final Message msg = mHandler 10578 .obtainMessage(CHECK_PENDING_VERIFICATION); 10579 msg.arg1 = verificationId; 10580 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10581 } 10582 }, null, 0, null, null); 10583 10584 /* 10585 * We don't want the copy to proceed until verification 10586 * succeeds, so null out this field. 10587 */ 10588 mArgs = null; 10589 } 10590 } else { 10591 /* 10592 * No package verification is enabled, so immediately start 10593 * the remote call to initiate copy using temporary file. 10594 */ 10595 ret = args.copyApk(mContainerService, true); 10596 } 10597 } 10598 10599 mRet = ret; 10600 } 10601 10602 @Override 10603 void handleReturnCode() { 10604 // If mArgs is null, then MCS couldn't be reached. When it 10605 // reconnects, it will try again to install. At that point, this 10606 // will succeed. 10607 if (mArgs != null) { 10608 processPendingInstall(mArgs, mRet); 10609 } 10610 } 10611 10612 @Override 10613 void handleServiceError() { 10614 mArgs = createInstallArgs(this); 10615 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10616 } 10617 10618 public boolean isForwardLocked() { 10619 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10620 } 10621 } 10622 10623 /** 10624 * Used during creation of InstallArgs 10625 * 10626 * @param installFlags package installation flags 10627 * @return true if should be installed on external storage 10628 */ 10629 private static boolean installOnExternalAsec(int installFlags) { 10630 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10631 return false; 10632 } 10633 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10634 return true; 10635 } 10636 return false; 10637 } 10638 10639 /** 10640 * Used during creation of InstallArgs 10641 * 10642 * @param installFlags package installation flags 10643 * @return true if should be installed as forward locked 10644 */ 10645 private static boolean installForwardLocked(int installFlags) { 10646 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10647 } 10648 10649 private InstallArgs createInstallArgs(InstallParams params) { 10650 if (params.move != null) { 10651 return new MoveInstallArgs(params); 10652 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10653 return new AsecInstallArgs(params); 10654 } else { 10655 return new FileInstallArgs(params); 10656 } 10657 } 10658 10659 /** 10660 * Create args that describe an existing installed package. Typically used 10661 * when cleaning up old installs, or used as a move source. 10662 */ 10663 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10664 String resourcePath, String[] instructionSets) { 10665 final boolean isInAsec; 10666 if (installOnExternalAsec(installFlags)) { 10667 /* Apps on SD card are always in ASEC containers. */ 10668 isInAsec = true; 10669 } else if (installForwardLocked(installFlags) 10670 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10671 /* 10672 * Forward-locked apps are only in ASEC containers if they're the 10673 * new style 10674 */ 10675 isInAsec = true; 10676 } else { 10677 isInAsec = false; 10678 } 10679 10680 if (isInAsec) { 10681 return new AsecInstallArgs(codePath, instructionSets, 10682 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10683 } else { 10684 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10685 } 10686 } 10687 10688 static abstract class InstallArgs { 10689 /** @see InstallParams#origin */ 10690 final OriginInfo origin; 10691 /** @see InstallParams#move */ 10692 final MoveInfo move; 10693 10694 final IPackageInstallObserver2 observer; 10695 // Always refers to PackageManager flags only 10696 final int installFlags; 10697 final String installerPackageName; 10698 final String volumeUuid; 10699 final ManifestDigest manifestDigest; 10700 final UserHandle user; 10701 final String abiOverride; 10702 10703 // The list of instruction sets supported by this app. This is currently 10704 // only used during the rmdex() phase to clean up resources. We can get rid of this 10705 // if we move dex files under the common app path. 10706 /* nullable */ String[] instructionSets; 10707 10708 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10709 int installFlags, String installerPackageName, String volumeUuid, 10710 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10711 String abiOverride) { 10712 this.origin = origin; 10713 this.move = move; 10714 this.installFlags = installFlags; 10715 this.observer = observer; 10716 this.installerPackageName = installerPackageName; 10717 this.volumeUuid = volumeUuid; 10718 this.manifestDigest = manifestDigest; 10719 this.user = user; 10720 this.instructionSets = instructionSets; 10721 this.abiOverride = abiOverride; 10722 } 10723 10724 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10725 abstract int doPreInstall(int status); 10726 10727 /** 10728 * Rename package into final resting place. All paths on the given 10729 * scanned package should be updated to reflect the rename. 10730 */ 10731 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10732 abstract int doPostInstall(int status, int uid); 10733 10734 /** @see PackageSettingBase#codePathString */ 10735 abstract String getCodePath(); 10736 /** @see PackageSettingBase#resourcePathString */ 10737 abstract String getResourcePath(); 10738 10739 // Need installer lock especially for dex file removal. 10740 abstract void cleanUpResourcesLI(); 10741 abstract boolean doPostDeleteLI(boolean delete); 10742 10743 /** 10744 * Called before the source arguments are copied. This is used mostly 10745 * for MoveParams when it needs to read the source file to put it in the 10746 * destination. 10747 */ 10748 int doPreCopy() { 10749 return PackageManager.INSTALL_SUCCEEDED; 10750 } 10751 10752 /** 10753 * Called after the source arguments are copied. This is used mostly for 10754 * MoveParams when it needs to read the source file to put it in the 10755 * destination. 10756 * 10757 * @return 10758 */ 10759 int doPostCopy(int uid) { 10760 return PackageManager.INSTALL_SUCCEEDED; 10761 } 10762 10763 protected boolean isFwdLocked() { 10764 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10765 } 10766 10767 protected boolean isExternalAsec() { 10768 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10769 } 10770 10771 UserHandle getUser() { 10772 return user; 10773 } 10774 } 10775 10776 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10777 if (!allCodePaths.isEmpty()) { 10778 if (instructionSets == null) { 10779 throw new IllegalStateException("instructionSet == null"); 10780 } 10781 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10782 for (String codePath : allCodePaths) { 10783 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10784 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10785 if (retCode < 0) { 10786 Slog.w(TAG, "Couldn't remove dex file for package: " 10787 + " at location " + codePath + ", retcode=" + retCode); 10788 // we don't consider this to be a failure of the core package deletion 10789 } 10790 } 10791 } 10792 } 10793 } 10794 10795 /** 10796 * Logic to handle installation of non-ASEC applications, including copying 10797 * and renaming logic. 10798 */ 10799 class FileInstallArgs extends InstallArgs { 10800 private File codeFile; 10801 private File resourceFile; 10802 10803 // Example topology: 10804 // /data/app/com.example/base.apk 10805 // /data/app/com.example/split_foo.apk 10806 // /data/app/com.example/lib/arm/libfoo.so 10807 // /data/app/com.example/lib/arm64/libfoo.so 10808 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10809 10810 /** New install */ 10811 FileInstallArgs(InstallParams params) { 10812 super(params.origin, params.move, params.observer, params.installFlags, 10813 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10814 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10815 if (isFwdLocked()) { 10816 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10817 } 10818 } 10819 10820 /** Existing install */ 10821 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10822 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10823 null); 10824 this.codeFile = (codePath != null) ? new File(codePath) : null; 10825 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10826 } 10827 10828 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10829 if (origin.staged) { 10830 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10831 codeFile = origin.file; 10832 resourceFile = origin.file; 10833 return PackageManager.INSTALL_SUCCEEDED; 10834 } 10835 10836 try { 10837 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10838 codeFile = tempDir; 10839 resourceFile = tempDir; 10840 } catch (IOException e) { 10841 Slog.w(TAG, "Failed to create copy file: " + e); 10842 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10843 } 10844 10845 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10846 @Override 10847 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10848 if (!FileUtils.isValidExtFilename(name)) { 10849 throw new IllegalArgumentException("Invalid filename: " + name); 10850 } 10851 try { 10852 final File file = new File(codeFile, name); 10853 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10854 O_RDWR | O_CREAT, 0644); 10855 Os.chmod(file.getAbsolutePath(), 0644); 10856 return new ParcelFileDescriptor(fd); 10857 } catch (ErrnoException e) { 10858 throw new RemoteException("Failed to open: " + e.getMessage()); 10859 } 10860 } 10861 }; 10862 10863 int ret = PackageManager.INSTALL_SUCCEEDED; 10864 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10865 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10866 Slog.e(TAG, "Failed to copy package"); 10867 return ret; 10868 } 10869 10870 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10871 NativeLibraryHelper.Handle handle = null; 10872 try { 10873 handle = NativeLibraryHelper.Handle.create(codeFile); 10874 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10875 abiOverride); 10876 } catch (IOException e) { 10877 Slog.e(TAG, "Copying native libraries failed", e); 10878 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10879 } finally { 10880 IoUtils.closeQuietly(handle); 10881 } 10882 10883 return ret; 10884 } 10885 10886 int doPreInstall(int status) { 10887 if (status != PackageManager.INSTALL_SUCCEEDED) { 10888 cleanUp(); 10889 } 10890 return status; 10891 } 10892 10893 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10894 if (status != PackageManager.INSTALL_SUCCEEDED) { 10895 cleanUp(); 10896 return false; 10897 } 10898 10899 final File targetDir = codeFile.getParentFile(); 10900 final File beforeCodeFile = codeFile; 10901 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10902 10903 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10904 try { 10905 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10906 } catch (ErrnoException e) { 10907 Slog.w(TAG, "Failed to rename", e); 10908 return false; 10909 } 10910 10911 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10912 Slog.w(TAG, "Failed to restorecon"); 10913 return false; 10914 } 10915 10916 // Reflect the rename internally 10917 codeFile = afterCodeFile; 10918 resourceFile = afterCodeFile; 10919 10920 // Reflect the rename in scanned details 10921 pkg.codePath = afterCodeFile.getAbsolutePath(); 10922 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10923 pkg.baseCodePath); 10924 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10925 pkg.splitCodePaths); 10926 10927 // Reflect the rename in app info 10928 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10929 pkg.applicationInfo.setCodePath(pkg.codePath); 10930 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10931 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10932 pkg.applicationInfo.setResourcePath(pkg.codePath); 10933 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10934 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10935 10936 return true; 10937 } 10938 10939 int doPostInstall(int status, int uid) { 10940 if (status != PackageManager.INSTALL_SUCCEEDED) { 10941 cleanUp(); 10942 } 10943 return status; 10944 } 10945 10946 @Override 10947 String getCodePath() { 10948 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10949 } 10950 10951 @Override 10952 String getResourcePath() { 10953 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10954 } 10955 10956 private boolean cleanUp() { 10957 if (codeFile == null || !codeFile.exists()) { 10958 return false; 10959 } 10960 10961 if (codeFile.isDirectory()) { 10962 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10963 } else { 10964 codeFile.delete(); 10965 } 10966 10967 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10968 resourceFile.delete(); 10969 } 10970 10971 return true; 10972 } 10973 10974 void cleanUpResourcesLI() { 10975 // Try enumerating all code paths before deleting 10976 List<String> allCodePaths = Collections.EMPTY_LIST; 10977 if (codeFile != null && codeFile.exists()) { 10978 try { 10979 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10980 allCodePaths = pkg.getAllCodePaths(); 10981 } catch (PackageParserException e) { 10982 // Ignored; we tried our best 10983 } 10984 } 10985 10986 cleanUp(); 10987 removeDexFiles(allCodePaths, instructionSets); 10988 } 10989 10990 boolean doPostDeleteLI(boolean delete) { 10991 // XXX err, shouldn't we respect the delete flag? 10992 cleanUpResourcesLI(); 10993 return true; 10994 } 10995 } 10996 10997 private boolean isAsecExternal(String cid) { 10998 final String asecPath = PackageHelper.getSdFilesystem(cid); 10999 return !asecPath.startsWith(mAsecInternalPath); 11000 } 11001 11002 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11003 PackageManagerException { 11004 if (copyRet < 0) { 11005 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11006 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11007 throw new PackageManagerException(copyRet, message); 11008 } 11009 } 11010 } 11011 11012 /** 11013 * Extract the MountService "container ID" from the full code path of an 11014 * .apk. 11015 */ 11016 static String cidFromCodePath(String fullCodePath) { 11017 int eidx = fullCodePath.lastIndexOf("/"); 11018 String subStr1 = fullCodePath.substring(0, eidx); 11019 int sidx = subStr1.lastIndexOf("/"); 11020 return subStr1.substring(sidx+1, eidx); 11021 } 11022 11023 /** 11024 * Logic to handle installation of ASEC applications, including copying and 11025 * renaming logic. 11026 */ 11027 class AsecInstallArgs extends InstallArgs { 11028 static final String RES_FILE_NAME = "pkg.apk"; 11029 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11030 11031 String cid; 11032 String packagePath; 11033 String resourcePath; 11034 11035 /** New install */ 11036 AsecInstallArgs(InstallParams params) { 11037 super(params.origin, params.move, params.observer, params.installFlags, 11038 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11039 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11040 } 11041 11042 /** Existing install */ 11043 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11044 boolean isExternal, boolean isForwardLocked) { 11045 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11046 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11047 instructionSets, null); 11048 // Hackily pretend we're still looking at a full code path 11049 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11050 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11051 } 11052 11053 // Extract cid from fullCodePath 11054 int eidx = fullCodePath.lastIndexOf("/"); 11055 String subStr1 = fullCodePath.substring(0, eidx); 11056 int sidx = subStr1.lastIndexOf("/"); 11057 cid = subStr1.substring(sidx+1, eidx); 11058 setMountPath(subStr1); 11059 } 11060 11061 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11062 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11063 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11064 instructionSets, null); 11065 this.cid = cid; 11066 setMountPath(PackageHelper.getSdDir(cid)); 11067 } 11068 11069 void createCopyFile() { 11070 cid = mInstallerService.allocateExternalStageCidLegacy(); 11071 } 11072 11073 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11074 if (origin.staged) { 11075 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11076 cid = origin.cid; 11077 setMountPath(PackageHelper.getSdDir(cid)); 11078 return PackageManager.INSTALL_SUCCEEDED; 11079 } 11080 11081 if (temp) { 11082 createCopyFile(); 11083 } else { 11084 /* 11085 * Pre-emptively destroy the container since it's destroyed if 11086 * copying fails due to it existing anyway. 11087 */ 11088 PackageHelper.destroySdDir(cid); 11089 } 11090 11091 final String newMountPath = imcs.copyPackageToContainer( 11092 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11093 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11094 11095 if (newMountPath != null) { 11096 setMountPath(newMountPath); 11097 return PackageManager.INSTALL_SUCCEEDED; 11098 } else { 11099 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11100 } 11101 } 11102 11103 @Override 11104 String getCodePath() { 11105 return packagePath; 11106 } 11107 11108 @Override 11109 String getResourcePath() { 11110 return resourcePath; 11111 } 11112 11113 int doPreInstall(int status) { 11114 if (status != PackageManager.INSTALL_SUCCEEDED) { 11115 // Destroy container 11116 PackageHelper.destroySdDir(cid); 11117 } else { 11118 boolean mounted = PackageHelper.isContainerMounted(cid); 11119 if (!mounted) { 11120 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11121 Process.SYSTEM_UID); 11122 if (newMountPath != null) { 11123 setMountPath(newMountPath); 11124 } else { 11125 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11126 } 11127 } 11128 } 11129 return status; 11130 } 11131 11132 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11133 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11134 String newMountPath = null; 11135 if (PackageHelper.isContainerMounted(cid)) { 11136 // Unmount the container 11137 if (!PackageHelper.unMountSdDir(cid)) { 11138 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11139 return false; 11140 } 11141 } 11142 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11143 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11144 " which might be stale. Will try to clean up."); 11145 // Clean up the stale container and proceed to recreate. 11146 if (!PackageHelper.destroySdDir(newCacheId)) { 11147 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11148 return false; 11149 } 11150 // Successfully cleaned up stale container. Try to rename again. 11151 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11152 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11153 + " inspite of cleaning it up."); 11154 return false; 11155 } 11156 } 11157 if (!PackageHelper.isContainerMounted(newCacheId)) { 11158 Slog.w(TAG, "Mounting container " + newCacheId); 11159 newMountPath = PackageHelper.mountSdDir(newCacheId, 11160 getEncryptKey(), Process.SYSTEM_UID); 11161 } else { 11162 newMountPath = PackageHelper.getSdDir(newCacheId); 11163 } 11164 if (newMountPath == null) { 11165 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11166 return false; 11167 } 11168 Log.i(TAG, "Succesfully renamed " + cid + 11169 " to " + newCacheId + 11170 " at new path: " + newMountPath); 11171 cid = newCacheId; 11172 11173 final File beforeCodeFile = new File(packagePath); 11174 setMountPath(newMountPath); 11175 final File afterCodeFile = new File(packagePath); 11176 11177 // Reflect the rename in scanned details 11178 pkg.codePath = afterCodeFile.getAbsolutePath(); 11179 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11180 pkg.baseCodePath); 11181 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11182 pkg.splitCodePaths); 11183 11184 // Reflect the rename in app info 11185 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11186 pkg.applicationInfo.setCodePath(pkg.codePath); 11187 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11188 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11189 pkg.applicationInfo.setResourcePath(pkg.codePath); 11190 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11191 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11192 11193 return true; 11194 } 11195 11196 private void setMountPath(String mountPath) { 11197 final File mountFile = new File(mountPath); 11198 11199 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11200 if (monolithicFile.exists()) { 11201 packagePath = monolithicFile.getAbsolutePath(); 11202 if (isFwdLocked()) { 11203 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11204 } else { 11205 resourcePath = packagePath; 11206 } 11207 } else { 11208 packagePath = mountFile.getAbsolutePath(); 11209 resourcePath = packagePath; 11210 } 11211 } 11212 11213 int doPostInstall(int status, int uid) { 11214 if (status != PackageManager.INSTALL_SUCCEEDED) { 11215 cleanUp(); 11216 } else { 11217 final int groupOwner; 11218 final String protectedFile; 11219 if (isFwdLocked()) { 11220 groupOwner = UserHandle.getSharedAppGid(uid); 11221 protectedFile = RES_FILE_NAME; 11222 } else { 11223 groupOwner = -1; 11224 protectedFile = null; 11225 } 11226 11227 if (uid < Process.FIRST_APPLICATION_UID 11228 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11229 Slog.e(TAG, "Failed to finalize " + cid); 11230 PackageHelper.destroySdDir(cid); 11231 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11232 } 11233 11234 boolean mounted = PackageHelper.isContainerMounted(cid); 11235 if (!mounted) { 11236 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11237 } 11238 } 11239 return status; 11240 } 11241 11242 private void cleanUp() { 11243 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11244 11245 // Destroy secure container 11246 PackageHelper.destroySdDir(cid); 11247 } 11248 11249 private List<String> getAllCodePaths() { 11250 final File codeFile = new File(getCodePath()); 11251 if (codeFile != null && codeFile.exists()) { 11252 try { 11253 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11254 return pkg.getAllCodePaths(); 11255 } catch (PackageParserException e) { 11256 // Ignored; we tried our best 11257 } 11258 } 11259 return Collections.EMPTY_LIST; 11260 } 11261 11262 void cleanUpResourcesLI() { 11263 // Enumerate all code paths before deleting 11264 cleanUpResourcesLI(getAllCodePaths()); 11265 } 11266 11267 private void cleanUpResourcesLI(List<String> allCodePaths) { 11268 cleanUp(); 11269 removeDexFiles(allCodePaths, instructionSets); 11270 } 11271 11272 String getPackageName() { 11273 return getAsecPackageName(cid); 11274 } 11275 11276 boolean doPostDeleteLI(boolean delete) { 11277 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11278 final List<String> allCodePaths = getAllCodePaths(); 11279 boolean mounted = PackageHelper.isContainerMounted(cid); 11280 if (mounted) { 11281 // Unmount first 11282 if (PackageHelper.unMountSdDir(cid)) { 11283 mounted = false; 11284 } 11285 } 11286 if (!mounted && delete) { 11287 cleanUpResourcesLI(allCodePaths); 11288 } 11289 return !mounted; 11290 } 11291 11292 @Override 11293 int doPreCopy() { 11294 if (isFwdLocked()) { 11295 if (!PackageHelper.fixSdPermissions(cid, 11296 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11297 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11298 } 11299 } 11300 11301 return PackageManager.INSTALL_SUCCEEDED; 11302 } 11303 11304 @Override 11305 int doPostCopy(int uid) { 11306 if (isFwdLocked()) { 11307 if (uid < Process.FIRST_APPLICATION_UID 11308 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11309 RES_FILE_NAME)) { 11310 Slog.e(TAG, "Failed to finalize " + cid); 11311 PackageHelper.destroySdDir(cid); 11312 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11313 } 11314 } 11315 11316 return PackageManager.INSTALL_SUCCEEDED; 11317 } 11318 } 11319 11320 /** 11321 * Logic to handle movement of existing installed applications. 11322 */ 11323 class MoveInstallArgs extends InstallArgs { 11324 private File codeFile; 11325 private File resourceFile; 11326 11327 /** New install */ 11328 MoveInstallArgs(InstallParams params) { 11329 super(params.origin, params.move, params.observer, params.installFlags, 11330 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11331 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11332 } 11333 11334 int copyApk(IMediaContainerService imcs, boolean temp) { 11335 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11336 + move.fromUuid + " to " + move.toUuid); 11337 synchronized (mInstaller) { 11338 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11339 move.dataAppName, move.appId, move.seinfo) != 0) { 11340 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11341 } 11342 } 11343 11344 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11345 resourceFile = codeFile; 11346 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11347 11348 return PackageManager.INSTALL_SUCCEEDED; 11349 } 11350 11351 int doPreInstall(int status) { 11352 if (status != PackageManager.INSTALL_SUCCEEDED) { 11353 cleanUp(move.toUuid); 11354 } 11355 return status; 11356 } 11357 11358 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11359 if (status != PackageManager.INSTALL_SUCCEEDED) { 11360 cleanUp(move.toUuid); 11361 return false; 11362 } 11363 11364 // Reflect the move in app info 11365 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11366 pkg.applicationInfo.setCodePath(pkg.codePath); 11367 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11368 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11369 pkg.applicationInfo.setResourcePath(pkg.codePath); 11370 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11371 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11372 11373 return true; 11374 } 11375 11376 int doPostInstall(int status, int uid) { 11377 if (status == PackageManager.INSTALL_SUCCEEDED) { 11378 cleanUp(move.fromUuid); 11379 } else { 11380 cleanUp(move.toUuid); 11381 } 11382 return status; 11383 } 11384 11385 @Override 11386 String getCodePath() { 11387 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11388 } 11389 11390 @Override 11391 String getResourcePath() { 11392 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11393 } 11394 11395 private boolean cleanUp(String volumeUuid) { 11396 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11397 move.dataAppName); 11398 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11399 synchronized (mInstallLock) { 11400 // Clean up both app data and code 11401 removeDataDirsLI(volumeUuid, move.packageName); 11402 if (codeFile.isDirectory()) { 11403 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11404 } else { 11405 codeFile.delete(); 11406 } 11407 } 11408 return true; 11409 } 11410 11411 void cleanUpResourcesLI() { 11412 throw new UnsupportedOperationException(); 11413 } 11414 11415 boolean doPostDeleteLI(boolean delete) { 11416 throw new UnsupportedOperationException(); 11417 } 11418 } 11419 11420 static String getAsecPackageName(String packageCid) { 11421 int idx = packageCid.lastIndexOf("-"); 11422 if (idx == -1) { 11423 return packageCid; 11424 } 11425 return packageCid.substring(0, idx); 11426 } 11427 11428 // Utility method used to create code paths based on package name and available index. 11429 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11430 String idxStr = ""; 11431 int idx = 1; 11432 // Fall back to default value of idx=1 if prefix is not 11433 // part of oldCodePath 11434 if (oldCodePath != null) { 11435 String subStr = oldCodePath; 11436 // Drop the suffix right away 11437 if (suffix != null && subStr.endsWith(suffix)) { 11438 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11439 } 11440 // If oldCodePath already contains prefix find out the 11441 // ending index to either increment or decrement. 11442 int sidx = subStr.lastIndexOf(prefix); 11443 if (sidx != -1) { 11444 subStr = subStr.substring(sidx + prefix.length()); 11445 if (subStr != null) { 11446 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11447 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11448 } 11449 try { 11450 idx = Integer.parseInt(subStr); 11451 if (idx <= 1) { 11452 idx++; 11453 } else { 11454 idx--; 11455 } 11456 } catch(NumberFormatException e) { 11457 } 11458 } 11459 } 11460 } 11461 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11462 return prefix + idxStr; 11463 } 11464 11465 private File getNextCodePath(File targetDir, String packageName) { 11466 int suffix = 1; 11467 File result; 11468 do { 11469 result = new File(targetDir, packageName + "-" + suffix); 11470 suffix++; 11471 } while (result.exists()); 11472 return result; 11473 } 11474 11475 // Utility method that returns the relative package path with respect 11476 // to the installation directory. Like say for /data/data/com.test-1.apk 11477 // string com.test-1 is returned. 11478 static String deriveCodePathName(String codePath) { 11479 if (codePath == null) { 11480 return null; 11481 } 11482 final File codeFile = new File(codePath); 11483 final String name = codeFile.getName(); 11484 if (codeFile.isDirectory()) { 11485 return name; 11486 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11487 final int lastDot = name.lastIndexOf('.'); 11488 return name.substring(0, lastDot); 11489 } else { 11490 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11491 return null; 11492 } 11493 } 11494 11495 class PackageInstalledInfo { 11496 String name; 11497 int uid; 11498 // The set of users that originally had this package installed. 11499 int[] origUsers; 11500 // The set of users that now have this package installed. 11501 int[] newUsers; 11502 PackageParser.Package pkg; 11503 int returnCode; 11504 String returnMsg; 11505 PackageRemovedInfo removedInfo; 11506 11507 public void setError(int code, String msg) { 11508 returnCode = code; 11509 returnMsg = msg; 11510 Slog.w(TAG, msg); 11511 } 11512 11513 public void setError(String msg, PackageParserException e) { 11514 returnCode = e.error; 11515 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11516 Slog.w(TAG, msg, e); 11517 } 11518 11519 public void setError(String msg, PackageManagerException e) { 11520 returnCode = e.error; 11521 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11522 Slog.w(TAG, msg, e); 11523 } 11524 11525 // In some error cases we want to convey more info back to the observer 11526 String origPackage; 11527 String origPermission; 11528 } 11529 11530 /* 11531 * Install a non-existing package. 11532 */ 11533 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11534 UserHandle user, String installerPackageName, String volumeUuid, 11535 PackageInstalledInfo res) { 11536 // Remember this for later, in case we need to rollback this install 11537 String pkgName = pkg.packageName; 11538 11539 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11540 final boolean dataDirExists = Environment 11541 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11542 synchronized(mPackages) { 11543 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11544 // A package with the same name is already installed, though 11545 // it has been renamed to an older name. The package we 11546 // are trying to install should be installed as an update to 11547 // the existing one, but that has not been requested, so bail. 11548 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11549 + " without first uninstalling package running as " 11550 + mSettings.mRenamedPackages.get(pkgName)); 11551 return; 11552 } 11553 if (mPackages.containsKey(pkgName)) { 11554 // Don't allow installation over an existing package with the same name. 11555 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11556 + " without first uninstalling."); 11557 return; 11558 } 11559 } 11560 11561 try { 11562 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11563 System.currentTimeMillis(), user); 11564 11565 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11566 // delete the partially installed application. the data directory will have to be 11567 // restored if it was already existing 11568 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11569 // remove package from internal structures. Note that we want deletePackageX to 11570 // delete the package data and cache directories that it created in 11571 // scanPackageLocked, unless those directories existed before we even tried to 11572 // install. 11573 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11574 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11575 res.removedInfo, true); 11576 } 11577 11578 } catch (PackageManagerException e) { 11579 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11580 } 11581 } 11582 11583 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11584 // Can't rotate keys during boot or if sharedUser. 11585 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11586 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11587 return false; 11588 } 11589 // app is using upgradeKeySets; make sure all are valid 11590 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11591 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11592 for (int i = 0; i < upgradeKeySets.length; i++) { 11593 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11594 Slog.wtf(TAG, "Package " 11595 + (oldPs.name != null ? oldPs.name : "<null>") 11596 + " contains upgrade-key-set reference to unknown key-set: " 11597 + upgradeKeySets[i] 11598 + " reverting to signatures check."); 11599 return false; 11600 } 11601 } 11602 return true; 11603 } 11604 11605 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11606 // Upgrade keysets are being used. Determine if new package has a superset of the 11607 // required keys. 11608 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11609 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11610 for (int i = 0; i < upgradeKeySets.length; i++) { 11611 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11612 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11613 return true; 11614 } 11615 } 11616 return false; 11617 } 11618 11619 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11620 UserHandle user, String installerPackageName, String volumeUuid, 11621 PackageInstalledInfo res) { 11622 final PackageParser.Package oldPackage; 11623 final String pkgName = pkg.packageName; 11624 final int[] allUsers; 11625 final boolean[] perUserInstalled; 11626 final boolean weFroze; 11627 11628 // First find the old package info and check signatures 11629 synchronized(mPackages) { 11630 oldPackage = mPackages.get(pkgName); 11631 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11632 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11633 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11634 if(!checkUpgradeKeySetLP(ps, pkg)) { 11635 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11636 "New package not signed by keys specified by upgrade-keysets: " 11637 + pkgName); 11638 return; 11639 } 11640 } else { 11641 // default to original signature matching 11642 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11643 != PackageManager.SIGNATURE_MATCH) { 11644 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11645 "New package has a different signature: " + pkgName); 11646 return; 11647 } 11648 } 11649 11650 // In case of rollback, remember per-user/profile install state 11651 allUsers = sUserManager.getUserIds(); 11652 perUserInstalled = new boolean[allUsers.length]; 11653 for (int i = 0; i < allUsers.length; i++) { 11654 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11655 } 11656 11657 // Mark the app as frozen to prevent launching during the upgrade 11658 // process, and then kill all running instances 11659 if (!ps.frozen) { 11660 ps.frozen = true; 11661 weFroze = true; 11662 } else { 11663 weFroze = false; 11664 } 11665 } 11666 11667 // Now that we're guarded by frozen state, kill app during upgrade 11668 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11669 11670 try { 11671 boolean sysPkg = (isSystemApp(oldPackage)); 11672 if (sysPkg) { 11673 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11674 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11675 } else { 11676 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11677 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11678 } 11679 } finally { 11680 // Regardless of success or failure of upgrade steps above, always 11681 // unfreeze the package if we froze it 11682 if (weFroze) { 11683 unfreezePackage(pkgName); 11684 } 11685 } 11686 } 11687 11688 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11689 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11690 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11691 String volumeUuid, PackageInstalledInfo res) { 11692 String pkgName = deletedPackage.packageName; 11693 boolean deletedPkg = true; 11694 boolean updatedSettings = false; 11695 11696 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11697 + deletedPackage); 11698 long origUpdateTime; 11699 if (pkg.mExtras != null) { 11700 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11701 } else { 11702 origUpdateTime = 0; 11703 } 11704 11705 // First delete the existing package while retaining the data directory 11706 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11707 res.removedInfo, true)) { 11708 // If the existing package wasn't successfully deleted 11709 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11710 deletedPkg = false; 11711 } else { 11712 // Successfully deleted the old package; proceed with replace. 11713 11714 // If deleted package lived in a container, give users a chance to 11715 // relinquish resources before killing. 11716 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11717 if (DEBUG_INSTALL) { 11718 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11719 } 11720 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11721 final ArrayList<String> pkgList = new ArrayList<String>(1); 11722 pkgList.add(deletedPackage.applicationInfo.packageName); 11723 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11724 } 11725 11726 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11727 try { 11728 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11729 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11730 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11731 perUserInstalled, res, user); 11732 updatedSettings = true; 11733 } catch (PackageManagerException e) { 11734 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11735 } 11736 } 11737 11738 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11739 // remove package from internal structures. Note that we want deletePackageX to 11740 // delete the package data and cache directories that it created in 11741 // scanPackageLocked, unless those directories existed before we even tried to 11742 // install. 11743 if(updatedSettings) { 11744 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11745 deletePackageLI( 11746 pkgName, null, true, allUsers, perUserInstalled, 11747 PackageManager.DELETE_KEEP_DATA, 11748 res.removedInfo, true); 11749 } 11750 // Since we failed to install the new package we need to restore the old 11751 // package that we deleted. 11752 if (deletedPkg) { 11753 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11754 File restoreFile = new File(deletedPackage.codePath); 11755 // Parse old package 11756 boolean oldExternal = isExternal(deletedPackage); 11757 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11758 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11759 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11760 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11761 try { 11762 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11763 } catch (PackageManagerException e) { 11764 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11765 + e.getMessage()); 11766 return; 11767 } 11768 // Restore of old package succeeded. Update permissions. 11769 // writer 11770 synchronized (mPackages) { 11771 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11772 UPDATE_PERMISSIONS_ALL); 11773 // can downgrade to reader 11774 mSettings.writeLPr(); 11775 } 11776 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11777 } 11778 } 11779 } 11780 11781 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11782 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11783 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11784 String volumeUuid, PackageInstalledInfo res) { 11785 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11786 + ", old=" + deletedPackage); 11787 boolean disabledSystem = false; 11788 boolean updatedSettings = false; 11789 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11790 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11791 != 0) { 11792 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11793 } 11794 String packageName = deletedPackage.packageName; 11795 if (packageName == null) { 11796 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11797 "Attempt to delete null packageName."); 11798 return; 11799 } 11800 PackageParser.Package oldPkg; 11801 PackageSetting oldPkgSetting; 11802 // reader 11803 synchronized (mPackages) { 11804 oldPkg = mPackages.get(packageName); 11805 oldPkgSetting = mSettings.mPackages.get(packageName); 11806 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11807 (oldPkgSetting == null)) { 11808 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11809 "Couldn't find package:" + packageName + " information"); 11810 return; 11811 } 11812 } 11813 11814 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11815 res.removedInfo.removedPackage = packageName; 11816 // Remove existing system package 11817 removePackageLI(oldPkgSetting, true); 11818 // writer 11819 synchronized (mPackages) { 11820 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11821 if (!disabledSystem && deletedPackage != null) { 11822 // We didn't need to disable the .apk as a current system package, 11823 // which means we are replacing another update that is already 11824 // installed. We need to make sure to delete the older one's .apk. 11825 res.removedInfo.args = createInstallArgsForExisting(0, 11826 deletedPackage.applicationInfo.getCodePath(), 11827 deletedPackage.applicationInfo.getResourcePath(), 11828 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11829 } else { 11830 res.removedInfo.args = null; 11831 } 11832 } 11833 11834 // Successfully disabled the old package. Now proceed with re-installation 11835 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11836 11837 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11838 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11839 11840 PackageParser.Package newPackage = null; 11841 try { 11842 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11843 if (newPackage.mExtras != null) { 11844 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11845 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11846 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11847 11848 // is the update attempting to change shared user? that isn't going to work... 11849 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11850 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11851 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11852 + " to " + newPkgSetting.sharedUser); 11853 updatedSettings = true; 11854 } 11855 } 11856 11857 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11858 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11859 perUserInstalled, res, user); 11860 updatedSettings = true; 11861 } 11862 11863 } catch (PackageManagerException e) { 11864 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11865 } 11866 11867 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11868 // Re installation failed. Restore old information 11869 // Remove new pkg information 11870 if (newPackage != null) { 11871 removeInstalledPackageLI(newPackage, true); 11872 } 11873 // Add back the old system package 11874 try { 11875 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11876 } catch (PackageManagerException e) { 11877 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11878 } 11879 // Restore the old system information in Settings 11880 synchronized (mPackages) { 11881 if (disabledSystem) { 11882 mSettings.enableSystemPackageLPw(packageName); 11883 } 11884 if (updatedSettings) { 11885 mSettings.setInstallerPackageName(packageName, 11886 oldPkgSetting.installerPackageName); 11887 } 11888 mSettings.writeLPr(); 11889 } 11890 } 11891 } 11892 11893 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11894 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11895 UserHandle user) { 11896 String pkgName = newPackage.packageName; 11897 synchronized (mPackages) { 11898 //write settings. the installStatus will be incomplete at this stage. 11899 //note that the new package setting would have already been 11900 //added to mPackages. It hasn't been persisted yet. 11901 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11902 mSettings.writeLPr(); 11903 } 11904 11905 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11906 11907 synchronized (mPackages) { 11908 updatePermissionsLPw(newPackage.packageName, newPackage, 11909 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11910 ? UPDATE_PERMISSIONS_ALL : 0)); 11911 // For system-bundled packages, we assume that installing an upgraded version 11912 // of the package implies that the user actually wants to run that new code, 11913 // so we enable the package. 11914 PackageSetting ps = mSettings.mPackages.get(pkgName); 11915 if (ps != null) { 11916 if (isSystemApp(newPackage)) { 11917 // NB: implicit assumption that system package upgrades apply to all users 11918 if (DEBUG_INSTALL) { 11919 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11920 } 11921 if (res.origUsers != null) { 11922 for (int userHandle : res.origUsers) { 11923 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11924 userHandle, installerPackageName); 11925 } 11926 } 11927 // Also convey the prior install/uninstall state 11928 if (allUsers != null && perUserInstalled != null) { 11929 for (int i = 0; i < allUsers.length; i++) { 11930 if (DEBUG_INSTALL) { 11931 Slog.d(TAG, " user " + allUsers[i] 11932 + " => " + perUserInstalled[i]); 11933 } 11934 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11935 } 11936 // these install state changes will be persisted in the 11937 // upcoming call to mSettings.writeLPr(). 11938 } 11939 } 11940 // It's implied that when a user requests installation, they want the app to be 11941 // installed and enabled. 11942 int userId = user.getIdentifier(); 11943 if (userId != UserHandle.USER_ALL) { 11944 ps.setInstalled(true, userId); 11945 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11946 } 11947 } 11948 res.name = pkgName; 11949 res.uid = newPackage.applicationInfo.uid; 11950 res.pkg = newPackage; 11951 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11952 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11953 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11954 //to update install status 11955 mSettings.writeLPr(); 11956 } 11957 } 11958 11959 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11960 final int installFlags = args.installFlags; 11961 final String installerPackageName = args.installerPackageName; 11962 final String volumeUuid = args.volumeUuid; 11963 final File tmpPackageFile = new File(args.getCodePath()); 11964 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11965 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11966 || (args.volumeUuid != null)); 11967 boolean replace = false; 11968 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11969 if (args.move != null) { 11970 // moving a complete application; perfom an initial scan on the new install location 11971 scanFlags |= SCAN_INITIAL; 11972 } 11973 // Result object to be returned 11974 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11975 11976 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11977 // Retrieve PackageSettings and parse package 11978 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11979 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11980 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11981 PackageParser pp = new PackageParser(); 11982 pp.setSeparateProcesses(mSeparateProcesses); 11983 pp.setDisplayMetrics(mMetrics); 11984 11985 final PackageParser.Package pkg; 11986 try { 11987 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11988 } catch (PackageParserException e) { 11989 res.setError("Failed parse during installPackageLI", e); 11990 return; 11991 } 11992 11993 // Mark that we have an install time CPU ABI override. 11994 pkg.cpuAbiOverride = args.abiOverride; 11995 11996 String pkgName = res.name = pkg.packageName; 11997 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11998 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11999 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12000 return; 12001 } 12002 } 12003 12004 try { 12005 pp.collectCertificates(pkg, parseFlags); 12006 pp.collectManifestDigest(pkg); 12007 } catch (PackageParserException e) { 12008 res.setError("Failed collect during installPackageLI", e); 12009 return; 12010 } 12011 12012 /* If the installer passed in a manifest digest, compare it now. */ 12013 if (args.manifestDigest != null) { 12014 if (DEBUG_INSTALL) { 12015 final String parsedManifest = pkg.manifestDigest == null ? "null" 12016 : pkg.manifestDigest.toString(); 12017 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12018 + parsedManifest); 12019 } 12020 12021 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12022 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12023 return; 12024 } 12025 } else if (DEBUG_INSTALL) { 12026 final String parsedManifest = pkg.manifestDigest == null 12027 ? "null" : pkg.manifestDigest.toString(); 12028 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12029 } 12030 12031 // Get rid of all references to package scan path via parser. 12032 pp = null; 12033 String oldCodePath = null; 12034 boolean systemApp = false; 12035 synchronized (mPackages) { 12036 // Check if installing already existing package 12037 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12038 String oldName = mSettings.mRenamedPackages.get(pkgName); 12039 if (pkg.mOriginalPackages != null 12040 && pkg.mOriginalPackages.contains(oldName) 12041 && mPackages.containsKey(oldName)) { 12042 // This package is derived from an original package, 12043 // and this device has been updating from that original 12044 // name. We must continue using the original name, so 12045 // rename the new package here. 12046 pkg.setPackageName(oldName); 12047 pkgName = pkg.packageName; 12048 replace = true; 12049 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12050 + oldName + " pkgName=" + pkgName); 12051 } else if (mPackages.containsKey(pkgName)) { 12052 // This package, under its official name, already exists 12053 // on the device; we should replace it. 12054 replace = true; 12055 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12056 } 12057 12058 // Prevent apps opting out from runtime permissions 12059 if (replace) { 12060 PackageParser.Package oldPackage = mPackages.get(pkgName); 12061 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12062 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12063 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12064 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12065 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12066 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12067 + " doesn't support runtime permissions but the old" 12068 + " target SDK " + oldTargetSdk + " does."); 12069 return; 12070 } 12071 } 12072 } 12073 12074 PackageSetting ps = mSettings.mPackages.get(pkgName); 12075 if (ps != null) { 12076 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12077 12078 // Quick sanity check that we're signed correctly if updating; 12079 // we'll check this again later when scanning, but we want to 12080 // bail early here before tripping over redefined permissions. 12081 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12082 if (!checkUpgradeKeySetLP(ps, pkg)) { 12083 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12084 + pkg.packageName + " upgrade keys do not match the " 12085 + "previously installed version"); 12086 return; 12087 } 12088 } else { 12089 try { 12090 verifySignaturesLP(ps, pkg); 12091 } catch (PackageManagerException e) { 12092 res.setError(e.error, e.getMessage()); 12093 return; 12094 } 12095 } 12096 12097 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12098 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12099 systemApp = (ps.pkg.applicationInfo.flags & 12100 ApplicationInfo.FLAG_SYSTEM) != 0; 12101 } 12102 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12103 } 12104 12105 // Check whether the newly-scanned package wants to define an already-defined perm 12106 int N = pkg.permissions.size(); 12107 for (int i = N-1; i >= 0; i--) { 12108 PackageParser.Permission perm = pkg.permissions.get(i); 12109 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12110 if (bp != null) { 12111 // If the defining package is signed with our cert, it's okay. This 12112 // also includes the "updating the same package" case, of course. 12113 // "updating same package" could also involve key-rotation. 12114 final boolean sigsOk; 12115 if (bp.sourcePackage.equals(pkg.packageName) 12116 && (bp.packageSetting instanceof PackageSetting) 12117 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12118 scanFlags))) { 12119 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12120 } else { 12121 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12122 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12123 } 12124 if (!sigsOk) { 12125 // If the owning package is the system itself, we log but allow 12126 // install to proceed; we fail the install on all other permission 12127 // redefinitions. 12128 if (!bp.sourcePackage.equals("android")) { 12129 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12130 + pkg.packageName + " attempting to redeclare permission " 12131 + perm.info.name + " already owned by " + bp.sourcePackage); 12132 res.origPermission = perm.info.name; 12133 res.origPackage = bp.sourcePackage; 12134 return; 12135 } else { 12136 Slog.w(TAG, "Package " + pkg.packageName 12137 + " attempting to redeclare system permission " 12138 + perm.info.name + "; ignoring new declaration"); 12139 pkg.permissions.remove(i); 12140 } 12141 } 12142 } 12143 } 12144 12145 } 12146 12147 if (systemApp && onExternal) { 12148 // Disable updates to system apps on sdcard 12149 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12150 "Cannot install updates to system apps on sdcard"); 12151 return; 12152 } 12153 12154 if (args.move != null) { 12155 // We did an in-place move, so dex is ready to roll 12156 scanFlags |= SCAN_NO_DEX; 12157 scanFlags |= SCAN_MOVE; 12158 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12159 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12160 scanFlags |= SCAN_NO_DEX; 12161 12162 try { 12163 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12164 true /* extract libs */); 12165 } catch (PackageManagerException pme) { 12166 Slog.e(TAG, "Error deriving application ABI", pme); 12167 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12168 return; 12169 } 12170 12171 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12172 int result = mPackageDexOptimizer 12173 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12174 false /* defer */, false /* inclDependencies */); 12175 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12176 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12177 return; 12178 } 12179 } 12180 12181 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12182 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12183 return; 12184 } 12185 12186 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12187 12188 if (replace) { 12189 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12190 installerPackageName, volumeUuid, res); 12191 } else { 12192 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12193 args.user, installerPackageName, volumeUuid, res); 12194 } 12195 synchronized (mPackages) { 12196 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12197 if (ps != null) { 12198 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12199 } 12200 } 12201 } 12202 12203 private void startIntentFilterVerifications(int userId, boolean replacing, 12204 PackageParser.Package pkg) { 12205 if (mIntentFilterVerifierComponent == null) { 12206 Slog.w(TAG, "No IntentFilter verification will not be done as " 12207 + "there is no IntentFilterVerifier available!"); 12208 return; 12209 } 12210 12211 final int verifierUid = getPackageUid( 12212 mIntentFilterVerifierComponent.getPackageName(), 12213 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12214 12215 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12216 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12217 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12218 mHandler.sendMessage(msg); 12219 } 12220 12221 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12222 PackageParser.Package pkg) { 12223 int size = pkg.activities.size(); 12224 if (size == 0) { 12225 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12226 "No activity, so no need to verify any IntentFilter!"); 12227 return; 12228 } 12229 12230 final boolean hasDomainURLs = hasDomainURLs(pkg); 12231 if (!hasDomainURLs) { 12232 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12233 "No domain URLs, so no need to verify any IntentFilter!"); 12234 return; 12235 } 12236 12237 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12238 + " if any IntentFilter from the " + size 12239 + " Activities needs verification ..."); 12240 12241 int count = 0; 12242 final String packageName = pkg.packageName; 12243 12244 synchronized (mPackages) { 12245 // If this is a new install and we see that we've already run verification for this 12246 // package, we have nothing to do: it means the state was restored from backup. 12247 if (!replacing) { 12248 IntentFilterVerificationInfo ivi = 12249 mSettings.getIntentFilterVerificationLPr(packageName); 12250 if (ivi != null) { 12251 if (DEBUG_DOMAIN_VERIFICATION) { 12252 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12253 + ivi.getStatusString()); 12254 } 12255 return; 12256 } 12257 } 12258 12259 // If any filters need to be verified, then all need to be. 12260 boolean needToVerify = false; 12261 for (PackageParser.Activity a : pkg.activities) { 12262 for (ActivityIntentInfo filter : a.intents) { 12263 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12264 if (DEBUG_DOMAIN_VERIFICATION) { 12265 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12266 } 12267 needToVerify = true; 12268 break; 12269 } 12270 } 12271 } 12272 12273 if (needToVerify) { 12274 final int verificationId = mIntentFilterVerificationToken++; 12275 for (PackageParser.Activity a : pkg.activities) { 12276 for (ActivityIntentInfo filter : a.intents) { 12277 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12278 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12279 "Verification needed for IntentFilter:" + filter.toString()); 12280 mIntentFilterVerifier.addOneIntentFilterVerification( 12281 verifierUid, userId, verificationId, filter, packageName); 12282 count++; 12283 } 12284 } 12285 } 12286 } 12287 } 12288 12289 if (count > 0) { 12290 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12291 + " IntentFilter verification" + (count > 1 ? "s" : "") 12292 + " for userId:" + userId); 12293 mIntentFilterVerifier.startVerifications(userId); 12294 } else { 12295 if (DEBUG_DOMAIN_VERIFICATION) { 12296 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12297 } 12298 } 12299 } 12300 12301 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12302 final ComponentName cn = filter.activity.getComponentName(); 12303 final String packageName = cn.getPackageName(); 12304 12305 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12306 packageName); 12307 if (ivi == null) { 12308 return true; 12309 } 12310 int status = ivi.getStatus(); 12311 switch (status) { 12312 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12313 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12314 return true; 12315 12316 default: 12317 // Nothing to do 12318 return false; 12319 } 12320 } 12321 12322 private static boolean isMultiArch(PackageSetting ps) { 12323 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12324 } 12325 12326 private static boolean isMultiArch(ApplicationInfo info) { 12327 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12328 } 12329 12330 private static boolean isExternal(PackageParser.Package pkg) { 12331 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12332 } 12333 12334 private static boolean isExternal(PackageSetting ps) { 12335 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12336 } 12337 12338 private static boolean isExternal(ApplicationInfo info) { 12339 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12340 } 12341 12342 private static boolean isSystemApp(PackageParser.Package pkg) { 12343 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12344 } 12345 12346 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12347 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12348 } 12349 12350 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12351 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12352 } 12353 12354 private static boolean isSystemApp(PackageSetting ps) { 12355 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12356 } 12357 12358 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12359 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12360 } 12361 12362 private int packageFlagsToInstallFlags(PackageSetting ps) { 12363 int installFlags = 0; 12364 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12365 // This existing package was an external ASEC install when we have 12366 // the external flag without a UUID 12367 installFlags |= PackageManager.INSTALL_EXTERNAL; 12368 } 12369 if (ps.isForwardLocked()) { 12370 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12371 } 12372 return installFlags; 12373 } 12374 12375 private void deleteTempPackageFiles() { 12376 final FilenameFilter filter = new FilenameFilter() { 12377 public boolean accept(File dir, String name) { 12378 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12379 } 12380 }; 12381 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12382 file.delete(); 12383 } 12384 } 12385 12386 @Override 12387 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12388 int flags) { 12389 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12390 flags); 12391 } 12392 12393 @Override 12394 public void deletePackage(final String packageName, 12395 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12396 mContext.enforceCallingOrSelfPermission( 12397 android.Manifest.permission.DELETE_PACKAGES, null); 12398 Preconditions.checkNotNull(packageName); 12399 Preconditions.checkNotNull(observer); 12400 final int uid = Binder.getCallingUid(); 12401 if (UserHandle.getUserId(uid) != userId) { 12402 mContext.enforceCallingPermission( 12403 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12404 "deletePackage for user " + userId); 12405 } 12406 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12407 try { 12408 observer.onPackageDeleted(packageName, 12409 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12410 } catch (RemoteException re) { 12411 } 12412 return; 12413 } 12414 12415 boolean uninstallBlocked = false; 12416 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12417 int[] users = sUserManager.getUserIds(); 12418 for (int i = 0; i < users.length; ++i) { 12419 if (getBlockUninstallForUser(packageName, users[i])) { 12420 uninstallBlocked = true; 12421 break; 12422 } 12423 } 12424 } else { 12425 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12426 } 12427 if (uninstallBlocked) { 12428 try { 12429 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12430 null); 12431 } catch (RemoteException re) { 12432 } 12433 return; 12434 } 12435 12436 if (DEBUG_REMOVE) { 12437 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12438 } 12439 // Queue up an async operation since the package deletion may take a little while. 12440 mHandler.post(new Runnable() { 12441 public void run() { 12442 mHandler.removeCallbacks(this); 12443 final int returnCode = deletePackageX(packageName, userId, flags); 12444 if (observer != null) { 12445 try { 12446 observer.onPackageDeleted(packageName, returnCode, null); 12447 } catch (RemoteException e) { 12448 Log.i(TAG, "Observer no longer exists."); 12449 } //end catch 12450 } //end if 12451 } //end run 12452 }); 12453 } 12454 12455 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12456 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12457 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12458 try { 12459 if (dpm != null) { 12460 if (dpm.isDeviceOwner(packageName)) { 12461 return true; 12462 } 12463 int[] users; 12464 if (userId == UserHandle.USER_ALL) { 12465 users = sUserManager.getUserIds(); 12466 } else { 12467 users = new int[]{userId}; 12468 } 12469 for (int i = 0; i < users.length; ++i) { 12470 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12471 return true; 12472 } 12473 } 12474 } 12475 } catch (RemoteException e) { 12476 } 12477 return false; 12478 } 12479 12480 /** 12481 * This method is an internal method that could be get invoked either 12482 * to delete an installed package or to clean up a failed installation. 12483 * After deleting an installed package, a broadcast is sent to notify any 12484 * listeners that the package has been installed. For cleaning up a failed 12485 * installation, the broadcast is not necessary since the package's 12486 * installation wouldn't have sent the initial broadcast either 12487 * The key steps in deleting a package are 12488 * deleting the package information in internal structures like mPackages, 12489 * deleting the packages base directories through installd 12490 * updating mSettings to reflect current status 12491 * persisting settings for later use 12492 * sending a broadcast if necessary 12493 */ 12494 private int deletePackageX(String packageName, int userId, int flags) { 12495 final PackageRemovedInfo info = new PackageRemovedInfo(); 12496 final boolean res; 12497 12498 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12499 ? UserHandle.ALL : new UserHandle(userId); 12500 12501 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12502 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12503 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12504 } 12505 12506 boolean removedForAllUsers = false; 12507 boolean systemUpdate = false; 12508 12509 // for the uninstall-updates case and restricted profiles, remember the per- 12510 // userhandle installed state 12511 int[] allUsers; 12512 boolean[] perUserInstalled; 12513 synchronized (mPackages) { 12514 PackageSetting ps = mSettings.mPackages.get(packageName); 12515 allUsers = sUserManager.getUserIds(); 12516 perUserInstalled = new boolean[allUsers.length]; 12517 for (int i = 0; i < allUsers.length; i++) { 12518 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12519 } 12520 } 12521 12522 synchronized (mInstallLock) { 12523 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12524 res = deletePackageLI(packageName, removeForUser, 12525 true, allUsers, perUserInstalled, 12526 flags | REMOVE_CHATTY, info, true); 12527 systemUpdate = info.isRemovedPackageSystemUpdate; 12528 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12529 removedForAllUsers = true; 12530 } 12531 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12532 + " removedForAllUsers=" + removedForAllUsers); 12533 } 12534 12535 if (res) { 12536 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12537 12538 // If the removed package was a system update, the old system package 12539 // was re-enabled; we need to broadcast this information 12540 if (systemUpdate) { 12541 Bundle extras = new Bundle(1); 12542 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12543 ? info.removedAppId : info.uid); 12544 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12545 12546 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12547 extras, null, null, null); 12548 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12549 extras, null, null, null); 12550 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12551 null, packageName, null, null); 12552 } 12553 } 12554 // Force a gc here. 12555 Runtime.getRuntime().gc(); 12556 // Delete the resources here after sending the broadcast to let 12557 // other processes clean up before deleting resources. 12558 if (info.args != null) { 12559 synchronized (mInstallLock) { 12560 info.args.doPostDeleteLI(true); 12561 } 12562 } 12563 12564 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12565 } 12566 12567 class PackageRemovedInfo { 12568 String removedPackage; 12569 int uid = -1; 12570 int removedAppId = -1; 12571 int[] removedUsers = null; 12572 boolean isRemovedPackageSystemUpdate = false; 12573 // Clean up resources deleted packages. 12574 InstallArgs args = null; 12575 12576 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12577 Bundle extras = new Bundle(1); 12578 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12579 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12580 if (replacing) { 12581 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12582 } 12583 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12584 if (removedPackage != null) { 12585 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12586 extras, null, null, removedUsers); 12587 if (fullRemove && !replacing) { 12588 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12589 extras, null, null, removedUsers); 12590 } 12591 } 12592 if (removedAppId >= 0) { 12593 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12594 removedUsers); 12595 } 12596 } 12597 } 12598 12599 /* 12600 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12601 * flag is not set, the data directory is removed as well. 12602 * make sure this flag is set for partially installed apps. If not its meaningless to 12603 * delete a partially installed application. 12604 */ 12605 private void removePackageDataLI(PackageSetting ps, 12606 int[] allUserHandles, boolean[] perUserInstalled, 12607 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12608 String packageName = ps.name; 12609 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12610 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12611 // Retrieve object to delete permissions for shared user later on 12612 final PackageSetting deletedPs; 12613 // reader 12614 synchronized (mPackages) { 12615 deletedPs = mSettings.mPackages.get(packageName); 12616 if (outInfo != null) { 12617 outInfo.removedPackage = packageName; 12618 outInfo.removedUsers = deletedPs != null 12619 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12620 : null; 12621 } 12622 } 12623 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12624 removeDataDirsLI(ps.volumeUuid, packageName); 12625 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12626 } 12627 // writer 12628 synchronized (mPackages) { 12629 if (deletedPs != null) { 12630 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12631 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12632 clearDefaultBrowserIfNeeded(packageName); 12633 if (outInfo != null) { 12634 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12635 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12636 } 12637 updatePermissionsLPw(deletedPs.name, null, 0); 12638 if (deletedPs.sharedUser != null) { 12639 // Remove permissions associated with package. Since runtime 12640 // permissions are per user we have to kill the removed package 12641 // or packages running under the shared user of the removed 12642 // package if revoking the permissions requested only by the removed 12643 // package is successful and this causes a change in gids. 12644 for (int userId : UserManagerService.getInstance().getUserIds()) { 12645 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12646 userId); 12647 if (userIdToKill == UserHandle.USER_ALL 12648 || userIdToKill >= UserHandle.USER_OWNER) { 12649 // If gids changed for this user, kill all affected packages. 12650 mHandler.post(new Runnable() { 12651 @Override 12652 public void run() { 12653 // This has to happen with no lock held. 12654 killSettingPackagesForUser(deletedPs, userIdToKill, 12655 KILL_APP_REASON_GIDS_CHANGED); 12656 } 12657 }); 12658 break; 12659 } 12660 } 12661 } 12662 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12663 } 12664 // make sure to preserve per-user disabled state if this removal was just 12665 // a downgrade of a system app to the factory package 12666 if (allUserHandles != null && perUserInstalled != null) { 12667 if (DEBUG_REMOVE) { 12668 Slog.d(TAG, "Propagating install state across downgrade"); 12669 } 12670 for (int i = 0; i < allUserHandles.length; i++) { 12671 if (DEBUG_REMOVE) { 12672 Slog.d(TAG, " user " + allUserHandles[i] 12673 + " => " + perUserInstalled[i]); 12674 } 12675 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12676 } 12677 } 12678 } 12679 // can downgrade to reader 12680 if (writeSettings) { 12681 // Save settings now 12682 mSettings.writeLPr(); 12683 } 12684 } 12685 if (outInfo != null) { 12686 // A user ID was deleted here. Go through all users and remove it 12687 // from KeyStore. 12688 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12689 } 12690 } 12691 12692 static boolean locationIsPrivileged(File path) { 12693 try { 12694 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12695 .getCanonicalPath(); 12696 return path.getCanonicalPath().startsWith(privilegedAppDir); 12697 } catch (IOException e) { 12698 Slog.e(TAG, "Unable to access code path " + path); 12699 } 12700 return false; 12701 } 12702 12703 /* 12704 * Tries to delete system package. 12705 */ 12706 private boolean deleteSystemPackageLI(PackageSetting newPs, 12707 int[] allUserHandles, boolean[] perUserInstalled, 12708 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12709 final boolean applyUserRestrictions 12710 = (allUserHandles != null) && (perUserInstalled != null); 12711 PackageSetting disabledPs = null; 12712 // Confirm if the system package has been updated 12713 // An updated system app can be deleted. This will also have to restore 12714 // the system pkg from system partition 12715 // reader 12716 synchronized (mPackages) { 12717 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12718 } 12719 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12720 + " disabledPs=" + disabledPs); 12721 if (disabledPs == null) { 12722 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12723 return false; 12724 } else if (DEBUG_REMOVE) { 12725 Slog.d(TAG, "Deleting system pkg from data partition"); 12726 } 12727 if (DEBUG_REMOVE) { 12728 if (applyUserRestrictions) { 12729 Slog.d(TAG, "Remembering install states:"); 12730 for (int i = 0; i < allUserHandles.length; i++) { 12731 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12732 } 12733 } 12734 } 12735 // Delete the updated package 12736 outInfo.isRemovedPackageSystemUpdate = true; 12737 if (disabledPs.versionCode < newPs.versionCode) { 12738 // Delete data for downgrades 12739 flags &= ~PackageManager.DELETE_KEEP_DATA; 12740 } else { 12741 // Preserve data by setting flag 12742 flags |= PackageManager.DELETE_KEEP_DATA; 12743 } 12744 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12745 allUserHandles, perUserInstalled, outInfo, writeSettings); 12746 if (!ret) { 12747 return false; 12748 } 12749 // writer 12750 synchronized (mPackages) { 12751 // Reinstate the old system package 12752 mSettings.enableSystemPackageLPw(newPs.name); 12753 // Remove any native libraries from the upgraded package. 12754 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12755 } 12756 // Install the system package 12757 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12758 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12759 if (locationIsPrivileged(disabledPs.codePath)) { 12760 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12761 } 12762 12763 final PackageParser.Package newPkg; 12764 try { 12765 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12766 } catch (PackageManagerException e) { 12767 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12768 return false; 12769 } 12770 12771 // writer 12772 synchronized (mPackages) { 12773 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12774 updatePermissionsLPw(newPkg.packageName, newPkg, 12775 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12776 if (applyUserRestrictions) { 12777 if (DEBUG_REMOVE) { 12778 Slog.d(TAG, "Propagating install state across reinstall"); 12779 } 12780 for (int i = 0; i < allUserHandles.length; i++) { 12781 if (DEBUG_REMOVE) { 12782 Slog.d(TAG, " user " + allUserHandles[i] 12783 + " => " + perUserInstalled[i]); 12784 } 12785 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12786 } 12787 // Regardless of writeSettings we need to ensure that this restriction 12788 // state propagation is persisted 12789 mSettings.writeAllUsersPackageRestrictionsLPr(); 12790 } 12791 // can downgrade to reader here 12792 if (writeSettings) { 12793 mSettings.writeLPr(); 12794 } 12795 } 12796 return true; 12797 } 12798 12799 private boolean deleteInstalledPackageLI(PackageSetting ps, 12800 boolean deleteCodeAndResources, int flags, 12801 int[] allUserHandles, boolean[] perUserInstalled, 12802 PackageRemovedInfo outInfo, boolean writeSettings) { 12803 if (outInfo != null) { 12804 outInfo.uid = ps.appId; 12805 } 12806 12807 // Delete package data from internal structures and also remove data if flag is set 12808 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12809 12810 // Delete application code and resources 12811 if (deleteCodeAndResources && (outInfo != null)) { 12812 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12813 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12814 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12815 } 12816 return true; 12817 } 12818 12819 @Override 12820 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12821 int userId) { 12822 mContext.enforceCallingOrSelfPermission( 12823 android.Manifest.permission.DELETE_PACKAGES, null); 12824 synchronized (mPackages) { 12825 PackageSetting ps = mSettings.mPackages.get(packageName); 12826 if (ps == null) { 12827 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12828 return false; 12829 } 12830 if (!ps.getInstalled(userId)) { 12831 // Can't block uninstall for an app that is not installed or enabled. 12832 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12833 return false; 12834 } 12835 ps.setBlockUninstall(blockUninstall, userId); 12836 mSettings.writePackageRestrictionsLPr(userId); 12837 } 12838 return true; 12839 } 12840 12841 @Override 12842 public boolean getBlockUninstallForUser(String packageName, int userId) { 12843 synchronized (mPackages) { 12844 PackageSetting ps = mSettings.mPackages.get(packageName); 12845 if (ps == null) { 12846 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12847 return false; 12848 } 12849 return ps.getBlockUninstall(userId); 12850 } 12851 } 12852 12853 /* 12854 * This method handles package deletion in general 12855 */ 12856 private boolean deletePackageLI(String packageName, UserHandle user, 12857 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12858 int flags, PackageRemovedInfo outInfo, 12859 boolean writeSettings) { 12860 if (packageName == null) { 12861 Slog.w(TAG, "Attempt to delete null packageName."); 12862 return false; 12863 } 12864 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12865 PackageSetting ps; 12866 boolean dataOnly = false; 12867 int removeUser = -1; 12868 int appId = -1; 12869 synchronized (mPackages) { 12870 ps = mSettings.mPackages.get(packageName); 12871 if (ps == null) { 12872 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12873 return false; 12874 } 12875 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12876 && user.getIdentifier() != UserHandle.USER_ALL) { 12877 // The caller is asking that the package only be deleted for a single 12878 // user. To do this, we just mark its uninstalled state and delete 12879 // its data. If this is a system app, we only allow this to happen if 12880 // they have set the special DELETE_SYSTEM_APP which requests different 12881 // semantics than normal for uninstalling system apps. 12882 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12883 ps.setUserState(user.getIdentifier(), 12884 COMPONENT_ENABLED_STATE_DEFAULT, 12885 false, //installed 12886 true, //stopped 12887 true, //notLaunched 12888 false, //hidden 12889 null, null, null, 12890 false, // blockUninstall 12891 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12892 if (!isSystemApp(ps)) { 12893 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12894 // Other user still have this package installed, so all 12895 // we need to do is clear this user's data and save that 12896 // it is uninstalled. 12897 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12898 removeUser = user.getIdentifier(); 12899 appId = ps.appId; 12900 scheduleWritePackageRestrictionsLocked(removeUser); 12901 } else { 12902 // We need to set it back to 'installed' so the uninstall 12903 // broadcasts will be sent correctly. 12904 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12905 ps.setInstalled(true, user.getIdentifier()); 12906 } 12907 } else { 12908 // This is a system app, so we assume that the 12909 // other users still have this package installed, so all 12910 // we need to do is clear this user's data and save that 12911 // it is uninstalled. 12912 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12913 removeUser = user.getIdentifier(); 12914 appId = ps.appId; 12915 scheduleWritePackageRestrictionsLocked(removeUser); 12916 } 12917 } 12918 } 12919 12920 if (removeUser >= 0) { 12921 // From above, we determined that we are deleting this only 12922 // for a single user. Continue the work here. 12923 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12924 if (outInfo != null) { 12925 outInfo.removedPackage = packageName; 12926 outInfo.removedAppId = appId; 12927 outInfo.removedUsers = new int[] {removeUser}; 12928 } 12929 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12930 removeKeystoreDataIfNeeded(removeUser, appId); 12931 schedulePackageCleaning(packageName, removeUser, false); 12932 synchronized (mPackages) { 12933 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12934 scheduleWritePackageRestrictionsLocked(removeUser); 12935 } 12936 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12937 removeUser); 12938 } 12939 return true; 12940 } 12941 12942 if (dataOnly) { 12943 // Delete application data first 12944 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12945 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12946 return true; 12947 } 12948 12949 boolean ret = false; 12950 if (isSystemApp(ps)) { 12951 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12952 // When an updated system application is deleted we delete the existing resources as well and 12953 // fall back to existing code in system partition 12954 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12955 flags, outInfo, writeSettings); 12956 } else { 12957 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12958 // Kill application pre-emptively especially for apps on sd. 12959 killApplication(packageName, ps.appId, "uninstall pkg"); 12960 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12961 allUserHandles, perUserInstalled, 12962 outInfo, writeSettings); 12963 } 12964 12965 return ret; 12966 } 12967 12968 private final class ClearStorageConnection implements ServiceConnection { 12969 IMediaContainerService mContainerService; 12970 12971 @Override 12972 public void onServiceConnected(ComponentName name, IBinder service) { 12973 synchronized (this) { 12974 mContainerService = IMediaContainerService.Stub.asInterface(service); 12975 notifyAll(); 12976 } 12977 } 12978 12979 @Override 12980 public void onServiceDisconnected(ComponentName name) { 12981 } 12982 } 12983 12984 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12985 final boolean mounted; 12986 if (Environment.isExternalStorageEmulated()) { 12987 mounted = true; 12988 } else { 12989 final String status = Environment.getExternalStorageState(); 12990 12991 mounted = status.equals(Environment.MEDIA_MOUNTED) 12992 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12993 } 12994 12995 if (!mounted) { 12996 return; 12997 } 12998 12999 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13000 int[] users; 13001 if (userId == UserHandle.USER_ALL) { 13002 users = sUserManager.getUserIds(); 13003 } else { 13004 users = new int[] { userId }; 13005 } 13006 final ClearStorageConnection conn = new ClearStorageConnection(); 13007 if (mContext.bindServiceAsUser( 13008 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13009 try { 13010 for (int curUser : users) { 13011 long timeout = SystemClock.uptimeMillis() + 5000; 13012 synchronized (conn) { 13013 long now = SystemClock.uptimeMillis(); 13014 while (conn.mContainerService == null && now < timeout) { 13015 try { 13016 conn.wait(timeout - now); 13017 } catch (InterruptedException e) { 13018 } 13019 } 13020 } 13021 if (conn.mContainerService == null) { 13022 return; 13023 } 13024 13025 final UserEnvironment userEnv = new UserEnvironment(curUser); 13026 clearDirectory(conn.mContainerService, 13027 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13028 if (allData) { 13029 clearDirectory(conn.mContainerService, 13030 userEnv.buildExternalStorageAppDataDirs(packageName)); 13031 clearDirectory(conn.mContainerService, 13032 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13033 } 13034 } 13035 } finally { 13036 mContext.unbindService(conn); 13037 } 13038 } 13039 } 13040 13041 @Override 13042 public void clearApplicationUserData(final String packageName, 13043 final IPackageDataObserver observer, final int userId) { 13044 mContext.enforceCallingOrSelfPermission( 13045 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13046 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13047 // Queue up an async operation since the package deletion may take a little while. 13048 mHandler.post(new Runnable() { 13049 public void run() { 13050 mHandler.removeCallbacks(this); 13051 final boolean succeeded; 13052 synchronized (mInstallLock) { 13053 succeeded = clearApplicationUserDataLI(packageName, userId); 13054 } 13055 clearExternalStorageDataSync(packageName, userId, true); 13056 if (succeeded) { 13057 // invoke DeviceStorageMonitor's update method to clear any notifications 13058 DeviceStorageMonitorInternal 13059 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13060 if (dsm != null) { 13061 dsm.checkMemory(); 13062 } 13063 } 13064 if(observer != null) { 13065 try { 13066 observer.onRemoveCompleted(packageName, succeeded); 13067 } catch (RemoteException e) { 13068 Log.i(TAG, "Observer no longer exists."); 13069 } 13070 } //end if observer 13071 } //end run 13072 }); 13073 } 13074 13075 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13076 if (packageName == null) { 13077 Slog.w(TAG, "Attempt to delete null packageName."); 13078 return false; 13079 } 13080 13081 // Try finding details about the requested package 13082 PackageParser.Package pkg; 13083 synchronized (mPackages) { 13084 pkg = mPackages.get(packageName); 13085 if (pkg == null) { 13086 final PackageSetting ps = mSettings.mPackages.get(packageName); 13087 if (ps != null) { 13088 pkg = ps.pkg; 13089 } 13090 } 13091 13092 if (pkg == null) { 13093 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13094 return false; 13095 } 13096 13097 PackageSetting ps = (PackageSetting) pkg.mExtras; 13098 PermissionsState permissionsState = ps.getPermissionsState(); 13099 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 13100 } 13101 13102 // Always delete data directories for package, even if we found no other 13103 // record of app. This helps users recover from UID mismatches without 13104 // resorting to a full data wipe. 13105 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13106 if (retCode < 0) { 13107 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13108 return false; 13109 } 13110 13111 final int appId = pkg.applicationInfo.uid; 13112 removeKeystoreDataIfNeeded(userId, appId); 13113 13114 // Create a native library symlink only if we have native libraries 13115 // and if the native libraries are 32 bit libraries. We do not provide 13116 // this symlink for 64 bit libraries. 13117 if (pkg.applicationInfo.primaryCpuAbi != null && 13118 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13119 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13120 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13121 nativeLibPath, userId) < 0) { 13122 Slog.w(TAG, "Failed linking native library dir"); 13123 return false; 13124 } 13125 } 13126 13127 return true; 13128 } 13129 13130 13131 /** 13132 * Revokes granted runtime permissions and clears resettable flags 13133 * which are flags that can be set by a user interaction. 13134 * 13135 * @param permissionsState The permission state to reset. 13136 * @param userId The device user for which to do a reset. 13137 */ 13138 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 13139 PermissionsState permissionsState, int userId) { 13140 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 13141 | PackageManager.FLAG_PERMISSION_USER_FIXED 13142 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13143 13144 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 13145 } 13146 13147 /** 13148 * Revokes granted runtime permissions and clears all flags. 13149 * 13150 * @param permissionsState The permission state to reset. 13151 * @param userId The device user for which to do a reset. 13152 */ 13153 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 13154 PermissionsState permissionsState, int userId) { 13155 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 13156 PackageManager.MASK_PERMISSION_FLAGS); 13157 } 13158 13159 /** 13160 * Revokes granted runtime permissions and clears certain flags. 13161 * 13162 * @param permissionsState The permission state to reset. 13163 * @param userId The device user for which to do a reset. 13164 * @param flags The flags that is going to be reset. 13165 */ 13166 private void revokeRuntimePermissionsAndClearFlagsLocked( 13167 PermissionsState permissionsState, final int userId, int flags) { 13168 boolean needsWrite = false; 13169 13170 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 13171 BasePermission bp = mSettings.mPermissions.get(state.getName()); 13172 if (bp != null) { 13173 permissionsState.revokeRuntimePermission(bp, userId); 13174 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 13175 needsWrite = true; 13176 } 13177 } 13178 13179 // Ensure default permissions are never cleared. 13180 mHandler.post(new Runnable() { 13181 @Override 13182 public void run() { 13183 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 13184 } 13185 }); 13186 13187 if (needsWrite) { 13188 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13189 } 13190 } 13191 13192 /** 13193 * Remove entries from the keystore daemon. Will only remove it if the 13194 * {@code appId} is valid. 13195 */ 13196 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13197 if (appId < 0) { 13198 return; 13199 } 13200 13201 final KeyStore keyStore = KeyStore.getInstance(); 13202 if (keyStore != null) { 13203 if (userId == UserHandle.USER_ALL) { 13204 for (final int individual : sUserManager.getUserIds()) { 13205 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13206 } 13207 } else { 13208 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13209 } 13210 } else { 13211 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13212 } 13213 } 13214 13215 @Override 13216 public void deleteApplicationCacheFiles(final String packageName, 13217 final IPackageDataObserver observer) { 13218 mContext.enforceCallingOrSelfPermission( 13219 android.Manifest.permission.DELETE_CACHE_FILES, null); 13220 // Queue up an async operation since the package deletion may take a little while. 13221 final int userId = UserHandle.getCallingUserId(); 13222 mHandler.post(new Runnable() { 13223 public void run() { 13224 mHandler.removeCallbacks(this); 13225 final boolean succeded; 13226 synchronized (mInstallLock) { 13227 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13228 } 13229 clearExternalStorageDataSync(packageName, userId, false); 13230 if (observer != null) { 13231 try { 13232 observer.onRemoveCompleted(packageName, succeded); 13233 } catch (RemoteException e) { 13234 Log.i(TAG, "Observer no longer exists."); 13235 } 13236 } //end if observer 13237 } //end run 13238 }); 13239 } 13240 13241 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13242 if (packageName == null) { 13243 Slog.w(TAG, "Attempt to delete null packageName."); 13244 return false; 13245 } 13246 PackageParser.Package p; 13247 synchronized (mPackages) { 13248 p = mPackages.get(packageName); 13249 } 13250 if (p == null) { 13251 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13252 return false; 13253 } 13254 final ApplicationInfo applicationInfo = p.applicationInfo; 13255 if (applicationInfo == null) { 13256 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13257 return false; 13258 } 13259 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13260 if (retCode < 0) { 13261 Slog.w(TAG, "Couldn't remove cache files for package: " 13262 + packageName + " u" + userId); 13263 return false; 13264 } 13265 return true; 13266 } 13267 13268 @Override 13269 public void getPackageSizeInfo(final String packageName, int userHandle, 13270 final IPackageStatsObserver observer) { 13271 mContext.enforceCallingOrSelfPermission( 13272 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13273 if (packageName == null) { 13274 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13275 } 13276 13277 PackageStats stats = new PackageStats(packageName, userHandle); 13278 13279 /* 13280 * Queue up an async operation since the package measurement may take a 13281 * little while. 13282 */ 13283 Message msg = mHandler.obtainMessage(INIT_COPY); 13284 msg.obj = new MeasureParams(stats, observer); 13285 mHandler.sendMessage(msg); 13286 } 13287 13288 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13289 PackageStats pStats) { 13290 if (packageName == null) { 13291 Slog.w(TAG, "Attempt to get size of null packageName."); 13292 return false; 13293 } 13294 PackageParser.Package p; 13295 boolean dataOnly = false; 13296 String libDirRoot = null; 13297 String asecPath = null; 13298 PackageSetting ps = null; 13299 synchronized (mPackages) { 13300 p = mPackages.get(packageName); 13301 ps = mSettings.mPackages.get(packageName); 13302 if(p == null) { 13303 dataOnly = true; 13304 if((ps == null) || (ps.pkg == null)) { 13305 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13306 return false; 13307 } 13308 p = ps.pkg; 13309 } 13310 if (ps != null) { 13311 libDirRoot = ps.legacyNativeLibraryPathString; 13312 } 13313 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13314 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13315 if (secureContainerId != null) { 13316 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13317 } 13318 } 13319 } 13320 String publicSrcDir = null; 13321 if(!dataOnly) { 13322 final ApplicationInfo applicationInfo = p.applicationInfo; 13323 if (applicationInfo == null) { 13324 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13325 return false; 13326 } 13327 if (p.isForwardLocked()) { 13328 publicSrcDir = applicationInfo.getBaseResourcePath(); 13329 } 13330 } 13331 // TODO: extend to measure size of split APKs 13332 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13333 // not just the first level. 13334 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13335 // just the primary. 13336 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13337 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13338 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13339 if (res < 0) { 13340 return false; 13341 } 13342 13343 // Fix-up for forward-locked applications in ASEC containers. 13344 if (!isExternal(p)) { 13345 pStats.codeSize += pStats.externalCodeSize; 13346 pStats.externalCodeSize = 0L; 13347 } 13348 13349 return true; 13350 } 13351 13352 13353 @Override 13354 public void addPackageToPreferred(String packageName) { 13355 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13356 } 13357 13358 @Override 13359 public void removePackageFromPreferred(String packageName) { 13360 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13361 } 13362 13363 @Override 13364 public List<PackageInfo> getPreferredPackages(int flags) { 13365 return new ArrayList<PackageInfo>(); 13366 } 13367 13368 private int getUidTargetSdkVersionLockedLPr(int uid) { 13369 Object obj = mSettings.getUserIdLPr(uid); 13370 if (obj instanceof SharedUserSetting) { 13371 final SharedUserSetting sus = (SharedUserSetting) obj; 13372 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13373 final Iterator<PackageSetting> it = sus.packages.iterator(); 13374 while (it.hasNext()) { 13375 final PackageSetting ps = it.next(); 13376 if (ps.pkg != null) { 13377 int v = ps.pkg.applicationInfo.targetSdkVersion; 13378 if (v < vers) vers = v; 13379 } 13380 } 13381 return vers; 13382 } else if (obj instanceof PackageSetting) { 13383 final PackageSetting ps = (PackageSetting) obj; 13384 if (ps.pkg != null) { 13385 return ps.pkg.applicationInfo.targetSdkVersion; 13386 } 13387 } 13388 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13389 } 13390 13391 @Override 13392 public void addPreferredActivity(IntentFilter filter, int match, 13393 ComponentName[] set, ComponentName activity, int userId) { 13394 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13395 "Adding preferred"); 13396 } 13397 13398 private void addPreferredActivityInternal(IntentFilter filter, int match, 13399 ComponentName[] set, ComponentName activity, boolean always, int userId, 13400 String opname) { 13401 // writer 13402 int callingUid = Binder.getCallingUid(); 13403 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13404 if (filter.countActions() == 0) { 13405 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13406 return; 13407 } 13408 synchronized (mPackages) { 13409 if (mContext.checkCallingOrSelfPermission( 13410 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13411 != PackageManager.PERMISSION_GRANTED) { 13412 if (getUidTargetSdkVersionLockedLPr(callingUid) 13413 < Build.VERSION_CODES.FROYO) { 13414 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13415 + callingUid); 13416 return; 13417 } 13418 mContext.enforceCallingOrSelfPermission( 13419 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13420 } 13421 13422 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13423 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13424 + userId + ":"); 13425 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13426 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13427 scheduleWritePackageRestrictionsLocked(userId); 13428 } 13429 } 13430 13431 @Override 13432 public void replacePreferredActivity(IntentFilter filter, int match, 13433 ComponentName[] set, ComponentName activity, int userId) { 13434 if (filter.countActions() != 1) { 13435 throw new IllegalArgumentException( 13436 "replacePreferredActivity expects filter to have only 1 action."); 13437 } 13438 if (filter.countDataAuthorities() != 0 13439 || filter.countDataPaths() != 0 13440 || filter.countDataSchemes() > 1 13441 || filter.countDataTypes() != 0) { 13442 throw new IllegalArgumentException( 13443 "replacePreferredActivity expects filter to have no data authorities, " + 13444 "paths, or types; and at most one scheme."); 13445 } 13446 13447 final int callingUid = Binder.getCallingUid(); 13448 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13449 synchronized (mPackages) { 13450 if (mContext.checkCallingOrSelfPermission( 13451 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13452 != PackageManager.PERMISSION_GRANTED) { 13453 if (getUidTargetSdkVersionLockedLPr(callingUid) 13454 < Build.VERSION_CODES.FROYO) { 13455 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13456 + Binder.getCallingUid()); 13457 return; 13458 } 13459 mContext.enforceCallingOrSelfPermission( 13460 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13461 } 13462 13463 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13464 if (pir != null) { 13465 // Get all of the existing entries that exactly match this filter. 13466 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13467 if (existing != null && existing.size() == 1) { 13468 PreferredActivity cur = existing.get(0); 13469 if (DEBUG_PREFERRED) { 13470 Slog.i(TAG, "Checking replace of preferred:"); 13471 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13472 if (!cur.mPref.mAlways) { 13473 Slog.i(TAG, " -- CUR; not mAlways!"); 13474 } else { 13475 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13476 Slog.i(TAG, " -- CUR: mSet=" 13477 + Arrays.toString(cur.mPref.mSetComponents)); 13478 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13479 Slog.i(TAG, " -- NEW: mMatch=" 13480 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13481 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13482 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13483 } 13484 } 13485 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13486 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13487 && cur.mPref.sameSet(set)) { 13488 // Setting the preferred activity to what it happens to be already 13489 if (DEBUG_PREFERRED) { 13490 Slog.i(TAG, "Replacing with same preferred activity " 13491 + cur.mPref.mShortComponent + " for user " 13492 + userId + ":"); 13493 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13494 } 13495 return; 13496 } 13497 } 13498 13499 if (existing != null) { 13500 if (DEBUG_PREFERRED) { 13501 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13502 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13503 } 13504 for (int i = 0; i < existing.size(); i++) { 13505 PreferredActivity pa = existing.get(i); 13506 if (DEBUG_PREFERRED) { 13507 Slog.i(TAG, "Removing existing preferred activity " 13508 + pa.mPref.mComponent + ":"); 13509 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13510 } 13511 pir.removeFilter(pa); 13512 } 13513 } 13514 } 13515 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13516 "Replacing preferred"); 13517 } 13518 } 13519 13520 @Override 13521 public void clearPackagePreferredActivities(String packageName) { 13522 final int uid = Binder.getCallingUid(); 13523 // writer 13524 synchronized (mPackages) { 13525 PackageParser.Package pkg = mPackages.get(packageName); 13526 if (pkg == null || pkg.applicationInfo.uid != uid) { 13527 if (mContext.checkCallingOrSelfPermission( 13528 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13529 != PackageManager.PERMISSION_GRANTED) { 13530 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13531 < Build.VERSION_CODES.FROYO) { 13532 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13533 + Binder.getCallingUid()); 13534 return; 13535 } 13536 mContext.enforceCallingOrSelfPermission( 13537 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13538 } 13539 } 13540 13541 int user = UserHandle.getCallingUserId(); 13542 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13543 scheduleWritePackageRestrictionsLocked(user); 13544 } 13545 } 13546 } 13547 13548 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13549 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13550 ArrayList<PreferredActivity> removed = null; 13551 boolean changed = false; 13552 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13553 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13554 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13555 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13556 continue; 13557 } 13558 Iterator<PreferredActivity> it = pir.filterIterator(); 13559 while (it.hasNext()) { 13560 PreferredActivity pa = it.next(); 13561 // Mark entry for removal only if it matches the package name 13562 // and the entry is of type "always". 13563 if (packageName == null || 13564 (pa.mPref.mComponent.getPackageName().equals(packageName) 13565 && pa.mPref.mAlways)) { 13566 if (removed == null) { 13567 removed = new ArrayList<PreferredActivity>(); 13568 } 13569 removed.add(pa); 13570 } 13571 } 13572 if (removed != null) { 13573 for (int j=0; j<removed.size(); j++) { 13574 PreferredActivity pa = removed.get(j); 13575 pir.removeFilter(pa); 13576 } 13577 changed = true; 13578 } 13579 } 13580 return changed; 13581 } 13582 13583 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13584 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13585 if (userId == UserHandle.USER_ALL) { 13586 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13587 sUserManager.getUserIds())) { 13588 for (int oneUserId : sUserManager.getUserIds()) { 13589 scheduleWritePackageRestrictionsLocked(oneUserId); 13590 } 13591 } 13592 } else { 13593 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13594 scheduleWritePackageRestrictionsLocked(userId); 13595 } 13596 } 13597 } 13598 13599 13600 void clearDefaultBrowserIfNeeded(String packageName) { 13601 for (int oneUserId : sUserManager.getUserIds()) { 13602 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13603 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13604 if (packageName.equals(defaultBrowserPackageName)) { 13605 setDefaultBrowserPackageName(null, oneUserId); 13606 } 13607 } 13608 } 13609 13610 @Override 13611 public void resetPreferredActivities(int userId) { 13612 mContext.enforceCallingOrSelfPermission( 13613 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13614 // writer 13615 synchronized (mPackages) { 13616 clearPackagePreferredActivitiesLPw(null, userId); 13617 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13618 applyFactoryDefaultBrowserLPw(userId); 13619 13620 scheduleWritePackageRestrictionsLocked(userId); 13621 } 13622 } 13623 13624 @Override 13625 public int getPreferredActivities(List<IntentFilter> outFilters, 13626 List<ComponentName> outActivities, String packageName) { 13627 13628 int num = 0; 13629 final int userId = UserHandle.getCallingUserId(); 13630 // reader 13631 synchronized (mPackages) { 13632 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13633 if (pir != null) { 13634 final Iterator<PreferredActivity> it = pir.filterIterator(); 13635 while (it.hasNext()) { 13636 final PreferredActivity pa = it.next(); 13637 if (packageName == null 13638 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13639 && pa.mPref.mAlways)) { 13640 if (outFilters != null) { 13641 outFilters.add(new IntentFilter(pa)); 13642 } 13643 if (outActivities != null) { 13644 outActivities.add(pa.mPref.mComponent); 13645 } 13646 } 13647 } 13648 } 13649 } 13650 13651 return num; 13652 } 13653 13654 @Override 13655 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13656 int userId) { 13657 int callingUid = Binder.getCallingUid(); 13658 if (callingUid != Process.SYSTEM_UID) { 13659 throw new SecurityException( 13660 "addPersistentPreferredActivity can only be run by the system"); 13661 } 13662 if (filter.countActions() == 0) { 13663 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13664 return; 13665 } 13666 synchronized (mPackages) { 13667 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13668 " :"); 13669 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13670 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13671 new PersistentPreferredActivity(filter, activity)); 13672 scheduleWritePackageRestrictionsLocked(userId); 13673 } 13674 } 13675 13676 @Override 13677 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13678 int callingUid = Binder.getCallingUid(); 13679 if (callingUid != Process.SYSTEM_UID) { 13680 throw new SecurityException( 13681 "clearPackagePersistentPreferredActivities can only be run by the system"); 13682 } 13683 ArrayList<PersistentPreferredActivity> removed = null; 13684 boolean changed = false; 13685 synchronized (mPackages) { 13686 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13687 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13688 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13689 .valueAt(i); 13690 if (userId != thisUserId) { 13691 continue; 13692 } 13693 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13694 while (it.hasNext()) { 13695 PersistentPreferredActivity ppa = it.next(); 13696 // Mark entry for removal only if it matches the package name. 13697 if (ppa.mComponent.getPackageName().equals(packageName)) { 13698 if (removed == null) { 13699 removed = new ArrayList<PersistentPreferredActivity>(); 13700 } 13701 removed.add(ppa); 13702 } 13703 } 13704 if (removed != null) { 13705 for (int j=0; j<removed.size(); j++) { 13706 PersistentPreferredActivity ppa = removed.get(j); 13707 ppir.removeFilter(ppa); 13708 } 13709 changed = true; 13710 } 13711 } 13712 13713 if (changed) { 13714 scheduleWritePackageRestrictionsLocked(userId); 13715 } 13716 } 13717 } 13718 13719 /** 13720 * Common machinery for picking apart a restored XML blob and passing 13721 * it to a caller-supplied functor to be applied to the running system. 13722 */ 13723 private void restoreFromXml(XmlPullParser parser, int userId, 13724 String expectedStartTag, BlobXmlRestorer functor) 13725 throws IOException, XmlPullParserException { 13726 int type; 13727 while ((type = parser.next()) != XmlPullParser.START_TAG 13728 && type != XmlPullParser.END_DOCUMENT) { 13729 } 13730 if (type != XmlPullParser.START_TAG) { 13731 // oops didn't find a start tag?! 13732 if (DEBUG_BACKUP) { 13733 Slog.e(TAG, "Didn't find start tag during restore"); 13734 } 13735 return; 13736 } 13737 13738 // this is supposed to be TAG_PREFERRED_BACKUP 13739 if (!expectedStartTag.equals(parser.getName())) { 13740 if (DEBUG_BACKUP) { 13741 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13742 } 13743 return; 13744 } 13745 13746 // skip interfering stuff, then we're aligned with the backing implementation 13747 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13748 functor.apply(parser, userId); 13749 } 13750 13751 private interface BlobXmlRestorer { 13752 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13753 } 13754 13755 /** 13756 * Non-Binder method, support for the backup/restore mechanism: write the 13757 * full set of preferred activities in its canonical XML format. Returns the 13758 * XML output as a byte array, or null if there is none. 13759 */ 13760 @Override 13761 public byte[] getPreferredActivityBackup(int userId) { 13762 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13763 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13764 } 13765 13766 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13767 try { 13768 final XmlSerializer serializer = new FastXmlSerializer(); 13769 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13770 serializer.startDocument(null, true); 13771 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13772 13773 synchronized (mPackages) { 13774 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13775 } 13776 13777 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13778 serializer.endDocument(); 13779 serializer.flush(); 13780 } catch (Exception e) { 13781 if (DEBUG_BACKUP) { 13782 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13783 } 13784 return null; 13785 } 13786 13787 return dataStream.toByteArray(); 13788 } 13789 13790 @Override 13791 public void restorePreferredActivities(byte[] backup, int userId) { 13792 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13793 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13794 } 13795 13796 try { 13797 final XmlPullParser parser = Xml.newPullParser(); 13798 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13799 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13800 new BlobXmlRestorer() { 13801 @Override 13802 public void apply(XmlPullParser parser, int userId) 13803 throws XmlPullParserException, IOException { 13804 synchronized (mPackages) { 13805 mSettings.readPreferredActivitiesLPw(parser, userId); 13806 } 13807 } 13808 } ); 13809 } catch (Exception e) { 13810 if (DEBUG_BACKUP) { 13811 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13812 } 13813 } 13814 } 13815 13816 /** 13817 * Non-Binder method, support for the backup/restore mechanism: write the 13818 * default browser (etc) settings in its canonical XML format. Returns the default 13819 * browser XML representation as a byte array, or null if there is none. 13820 */ 13821 @Override 13822 public byte[] getDefaultAppsBackup(int userId) { 13823 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13824 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13825 } 13826 13827 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13828 try { 13829 final XmlSerializer serializer = new FastXmlSerializer(); 13830 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13831 serializer.startDocument(null, true); 13832 serializer.startTag(null, TAG_DEFAULT_APPS); 13833 13834 synchronized (mPackages) { 13835 mSettings.writeDefaultAppsLPr(serializer, userId); 13836 } 13837 13838 serializer.endTag(null, TAG_DEFAULT_APPS); 13839 serializer.endDocument(); 13840 serializer.flush(); 13841 } catch (Exception e) { 13842 if (DEBUG_BACKUP) { 13843 Slog.e(TAG, "Unable to write default apps for backup", e); 13844 } 13845 return null; 13846 } 13847 13848 return dataStream.toByteArray(); 13849 } 13850 13851 @Override 13852 public void restoreDefaultApps(byte[] backup, int userId) { 13853 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13854 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13855 } 13856 13857 try { 13858 final XmlPullParser parser = Xml.newPullParser(); 13859 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13860 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13861 new BlobXmlRestorer() { 13862 @Override 13863 public void apply(XmlPullParser parser, int userId) 13864 throws XmlPullParserException, IOException { 13865 synchronized (mPackages) { 13866 mSettings.readDefaultAppsLPw(parser, userId); 13867 } 13868 } 13869 } ); 13870 } catch (Exception e) { 13871 if (DEBUG_BACKUP) { 13872 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13873 } 13874 } 13875 } 13876 13877 @Override 13878 public byte[] getIntentFilterVerificationBackup(int userId) { 13879 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13880 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13881 } 13882 13883 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13884 try { 13885 final XmlSerializer serializer = new FastXmlSerializer(); 13886 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13887 serializer.startDocument(null, true); 13888 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13889 13890 synchronized (mPackages) { 13891 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13892 } 13893 13894 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13895 serializer.endDocument(); 13896 serializer.flush(); 13897 } catch (Exception e) { 13898 if (DEBUG_BACKUP) { 13899 Slog.e(TAG, "Unable to write default apps for backup", e); 13900 } 13901 return null; 13902 } 13903 13904 return dataStream.toByteArray(); 13905 } 13906 13907 @Override 13908 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13909 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13910 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13911 } 13912 13913 try { 13914 final XmlPullParser parser = Xml.newPullParser(); 13915 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13916 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13917 new BlobXmlRestorer() { 13918 @Override 13919 public void apply(XmlPullParser parser, int userId) 13920 throws XmlPullParserException, IOException { 13921 synchronized (mPackages) { 13922 mSettings.readAllDomainVerificationsLPr(parser, userId); 13923 mSettings.writeLPr(); 13924 } 13925 } 13926 } ); 13927 } catch (Exception e) { 13928 if (DEBUG_BACKUP) { 13929 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13930 } 13931 } 13932 } 13933 13934 @Override 13935 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13936 int sourceUserId, int targetUserId, int flags) { 13937 mContext.enforceCallingOrSelfPermission( 13938 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13939 int callingUid = Binder.getCallingUid(); 13940 enforceOwnerRights(ownerPackage, callingUid); 13941 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13942 if (intentFilter.countActions() == 0) { 13943 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13944 return; 13945 } 13946 synchronized (mPackages) { 13947 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13948 ownerPackage, targetUserId, flags); 13949 CrossProfileIntentResolver resolver = 13950 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13951 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13952 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13953 if (existing != null) { 13954 int size = existing.size(); 13955 for (int i = 0; i < size; i++) { 13956 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13957 return; 13958 } 13959 } 13960 } 13961 resolver.addFilter(newFilter); 13962 scheduleWritePackageRestrictionsLocked(sourceUserId); 13963 } 13964 } 13965 13966 @Override 13967 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13968 mContext.enforceCallingOrSelfPermission( 13969 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13970 int callingUid = Binder.getCallingUid(); 13971 enforceOwnerRights(ownerPackage, callingUid); 13972 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13973 synchronized (mPackages) { 13974 CrossProfileIntentResolver resolver = 13975 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13976 ArraySet<CrossProfileIntentFilter> set = 13977 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13978 for (CrossProfileIntentFilter filter : set) { 13979 if (filter.getOwnerPackage().equals(ownerPackage)) { 13980 resolver.removeFilter(filter); 13981 } 13982 } 13983 scheduleWritePackageRestrictionsLocked(sourceUserId); 13984 } 13985 } 13986 13987 // Enforcing that callingUid is owning pkg on userId 13988 private void enforceOwnerRights(String pkg, int callingUid) { 13989 // The system owns everything. 13990 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13991 return; 13992 } 13993 int callingUserId = UserHandle.getUserId(callingUid); 13994 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13995 if (pi == null) { 13996 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13997 + callingUserId); 13998 } 13999 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14000 throw new SecurityException("Calling uid " + callingUid 14001 + " does not own package " + pkg); 14002 } 14003 } 14004 14005 @Override 14006 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14007 Intent intent = new Intent(Intent.ACTION_MAIN); 14008 intent.addCategory(Intent.CATEGORY_HOME); 14009 14010 final int callingUserId = UserHandle.getCallingUserId(); 14011 List<ResolveInfo> list = queryIntentActivities(intent, null, 14012 PackageManager.GET_META_DATA, callingUserId); 14013 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14014 true, false, false, callingUserId); 14015 14016 allHomeCandidates.clear(); 14017 if (list != null) { 14018 for (ResolveInfo ri : list) { 14019 allHomeCandidates.add(ri); 14020 } 14021 } 14022 return (preferred == null || preferred.activityInfo == null) 14023 ? null 14024 : new ComponentName(preferred.activityInfo.packageName, 14025 preferred.activityInfo.name); 14026 } 14027 14028 @Override 14029 public void setApplicationEnabledSetting(String appPackageName, 14030 int newState, int flags, int userId, String callingPackage) { 14031 if (!sUserManager.exists(userId)) return; 14032 if (callingPackage == null) { 14033 callingPackage = Integer.toString(Binder.getCallingUid()); 14034 } 14035 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14036 } 14037 14038 @Override 14039 public void setComponentEnabledSetting(ComponentName componentName, 14040 int newState, int flags, int userId) { 14041 if (!sUserManager.exists(userId)) return; 14042 setEnabledSetting(componentName.getPackageName(), 14043 componentName.getClassName(), newState, flags, userId, null); 14044 } 14045 14046 private void setEnabledSetting(final String packageName, String className, int newState, 14047 final int flags, int userId, String callingPackage) { 14048 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14049 || newState == COMPONENT_ENABLED_STATE_ENABLED 14050 || newState == COMPONENT_ENABLED_STATE_DISABLED 14051 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14052 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14053 throw new IllegalArgumentException("Invalid new component state: " 14054 + newState); 14055 } 14056 PackageSetting pkgSetting; 14057 final int uid = Binder.getCallingUid(); 14058 final int permission = mContext.checkCallingOrSelfPermission( 14059 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14060 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14061 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14062 boolean sendNow = false; 14063 boolean isApp = (className == null); 14064 String componentName = isApp ? packageName : className; 14065 int packageUid = -1; 14066 ArrayList<String> components; 14067 14068 // writer 14069 synchronized (mPackages) { 14070 pkgSetting = mSettings.mPackages.get(packageName); 14071 if (pkgSetting == null) { 14072 if (className == null) { 14073 throw new IllegalArgumentException( 14074 "Unknown package: " + packageName); 14075 } 14076 throw new IllegalArgumentException( 14077 "Unknown component: " + packageName 14078 + "/" + className); 14079 } 14080 // Allow root and verify that userId is not being specified by a different user 14081 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14082 throw new SecurityException( 14083 "Permission Denial: attempt to change component state from pid=" 14084 + Binder.getCallingPid() 14085 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14086 } 14087 if (className == null) { 14088 // We're dealing with an application/package level state change 14089 if (pkgSetting.getEnabled(userId) == newState) { 14090 // Nothing to do 14091 return; 14092 } 14093 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14094 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14095 // Don't care about who enables an app. 14096 callingPackage = null; 14097 } 14098 pkgSetting.setEnabled(newState, userId, callingPackage); 14099 // pkgSetting.pkg.mSetEnabled = newState; 14100 } else { 14101 // We're dealing with a component level state change 14102 // First, verify that this is a valid class name. 14103 PackageParser.Package pkg = pkgSetting.pkg; 14104 if (pkg == null || !pkg.hasComponentClassName(className)) { 14105 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14106 throw new IllegalArgumentException("Component class " + className 14107 + " does not exist in " + packageName); 14108 } else { 14109 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14110 + className + " does not exist in " + packageName); 14111 } 14112 } 14113 switch (newState) { 14114 case COMPONENT_ENABLED_STATE_ENABLED: 14115 if (!pkgSetting.enableComponentLPw(className, userId)) { 14116 return; 14117 } 14118 break; 14119 case COMPONENT_ENABLED_STATE_DISABLED: 14120 if (!pkgSetting.disableComponentLPw(className, userId)) { 14121 return; 14122 } 14123 break; 14124 case COMPONENT_ENABLED_STATE_DEFAULT: 14125 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14126 return; 14127 } 14128 break; 14129 default: 14130 Slog.e(TAG, "Invalid new component state: " + newState); 14131 return; 14132 } 14133 } 14134 scheduleWritePackageRestrictionsLocked(userId); 14135 components = mPendingBroadcasts.get(userId, packageName); 14136 final boolean newPackage = components == null; 14137 if (newPackage) { 14138 components = new ArrayList<String>(); 14139 } 14140 if (!components.contains(componentName)) { 14141 components.add(componentName); 14142 } 14143 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14144 sendNow = true; 14145 // Purge entry from pending broadcast list if another one exists already 14146 // since we are sending one right away. 14147 mPendingBroadcasts.remove(userId, packageName); 14148 } else { 14149 if (newPackage) { 14150 mPendingBroadcasts.put(userId, packageName, components); 14151 } 14152 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14153 // Schedule a message 14154 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14155 } 14156 } 14157 } 14158 14159 long callingId = Binder.clearCallingIdentity(); 14160 try { 14161 if (sendNow) { 14162 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14163 sendPackageChangedBroadcast(packageName, 14164 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14165 } 14166 } finally { 14167 Binder.restoreCallingIdentity(callingId); 14168 } 14169 } 14170 14171 private void sendPackageChangedBroadcast(String packageName, 14172 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14173 if (DEBUG_INSTALL) 14174 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14175 + componentNames); 14176 Bundle extras = new Bundle(4); 14177 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14178 String nameList[] = new String[componentNames.size()]; 14179 componentNames.toArray(nameList); 14180 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14181 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14182 extras.putInt(Intent.EXTRA_UID, packageUid); 14183 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14184 new int[] {UserHandle.getUserId(packageUid)}); 14185 } 14186 14187 @Override 14188 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14189 if (!sUserManager.exists(userId)) return; 14190 final int uid = Binder.getCallingUid(); 14191 final int permission = mContext.checkCallingOrSelfPermission( 14192 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14193 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14194 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14195 // writer 14196 synchronized (mPackages) { 14197 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14198 allowedByPermission, uid, userId)) { 14199 scheduleWritePackageRestrictionsLocked(userId); 14200 } 14201 } 14202 } 14203 14204 @Override 14205 public String getInstallerPackageName(String packageName) { 14206 // reader 14207 synchronized (mPackages) { 14208 return mSettings.getInstallerPackageNameLPr(packageName); 14209 } 14210 } 14211 14212 @Override 14213 public int getApplicationEnabledSetting(String packageName, int userId) { 14214 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14215 int uid = Binder.getCallingUid(); 14216 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14217 // reader 14218 synchronized (mPackages) { 14219 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14220 } 14221 } 14222 14223 @Override 14224 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14225 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14226 int uid = Binder.getCallingUid(); 14227 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14228 // reader 14229 synchronized (mPackages) { 14230 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14231 } 14232 } 14233 14234 @Override 14235 public void enterSafeMode() { 14236 enforceSystemOrRoot("Only the system can request entering safe mode"); 14237 14238 if (!mSystemReady) { 14239 mSafeMode = true; 14240 } 14241 } 14242 14243 @Override 14244 public void systemReady() { 14245 mSystemReady = true; 14246 14247 // Read the compatibilty setting when the system is ready. 14248 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14249 mContext.getContentResolver(), 14250 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14251 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14252 if (DEBUG_SETTINGS) { 14253 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14254 } 14255 14256 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14257 14258 synchronized (mPackages) { 14259 // Verify that all of the preferred activity components actually 14260 // exist. It is possible for applications to be updated and at 14261 // that point remove a previously declared activity component that 14262 // had been set as a preferred activity. We try to clean this up 14263 // the next time we encounter that preferred activity, but it is 14264 // possible for the user flow to never be able to return to that 14265 // situation so here we do a sanity check to make sure we haven't 14266 // left any junk around. 14267 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14268 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14269 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14270 removed.clear(); 14271 for (PreferredActivity pa : pir.filterSet()) { 14272 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14273 removed.add(pa); 14274 } 14275 } 14276 if (removed.size() > 0) { 14277 for (int r=0; r<removed.size(); r++) { 14278 PreferredActivity pa = removed.get(r); 14279 Slog.w(TAG, "Removing dangling preferred activity: " 14280 + pa.mPref.mComponent); 14281 pir.removeFilter(pa); 14282 } 14283 mSettings.writePackageRestrictionsLPr( 14284 mSettings.mPreferredActivities.keyAt(i)); 14285 } 14286 } 14287 14288 for (int userId : UserManagerService.getInstance().getUserIds()) { 14289 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14290 grantPermissionsUserIds = ArrayUtils.appendInt( 14291 grantPermissionsUserIds, userId); 14292 } 14293 } 14294 } 14295 sUserManager.systemReady(); 14296 14297 // If we upgraded grant all default permissions before kicking off. 14298 for (int userId : grantPermissionsUserIds) { 14299 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14300 } 14301 14302 // Kick off any messages waiting for system ready 14303 if (mPostSystemReadyMessages != null) { 14304 for (Message msg : mPostSystemReadyMessages) { 14305 msg.sendToTarget(); 14306 } 14307 mPostSystemReadyMessages = null; 14308 } 14309 14310 // Watch for external volumes that come and go over time 14311 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14312 storage.registerListener(mStorageListener); 14313 14314 mInstallerService.systemReady(); 14315 mPackageDexOptimizer.systemReady(); 14316 } 14317 14318 @Override 14319 public boolean isSafeMode() { 14320 return mSafeMode; 14321 } 14322 14323 @Override 14324 public boolean hasSystemUidErrors() { 14325 return mHasSystemUidErrors; 14326 } 14327 14328 static String arrayToString(int[] array) { 14329 StringBuffer buf = new StringBuffer(128); 14330 buf.append('['); 14331 if (array != null) { 14332 for (int i=0; i<array.length; i++) { 14333 if (i > 0) buf.append(", "); 14334 buf.append(array[i]); 14335 } 14336 } 14337 buf.append(']'); 14338 return buf.toString(); 14339 } 14340 14341 static class DumpState { 14342 public static final int DUMP_LIBS = 1 << 0; 14343 public static final int DUMP_FEATURES = 1 << 1; 14344 public static final int DUMP_RESOLVERS = 1 << 2; 14345 public static final int DUMP_PERMISSIONS = 1 << 3; 14346 public static final int DUMP_PACKAGES = 1 << 4; 14347 public static final int DUMP_SHARED_USERS = 1 << 5; 14348 public static final int DUMP_MESSAGES = 1 << 6; 14349 public static final int DUMP_PROVIDERS = 1 << 7; 14350 public static final int DUMP_VERIFIERS = 1 << 8; 14351 public static final int DUMP_PREFERRED = 1 << 9; 14352 public static final int DUMP_PREFERRED_XML = 1 << 10; 14353 public static final int DUMP_KEYSETS = 1 << 11; 14354 public static final int DUMP_VERSION = 1 << 12; 14355 public static final int DUMP_INSTALLS = 1 << 13; 14356 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14357 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14358 14359 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14360 14361 private int mTypes; 14362 14363 private int mOptions; 14364 14365 private boolean mTitlePrinted; 14366 14367 private SharedUserSetting mSharedUser; 14368 14369 public boolean isDumping(int type) { 14370 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14371 return true; 14372 } 14373 14374 return (mTypes & type) != 0; 14375 } 14376 14377 public void setDump(int type) { 14378 mTypes |= type; 14379 } 14380 14381 public boolean isOptionEnabled(int option) { 14382 return (mOptions & option) != 0; 14383 } 14384 14385 public void setOptionEnabled(int option) { 14386 mOptions |= option; 14387 } 14388 14389 public boolean onTitlePrinted() { 14390 final boolean printed = mTitlePrinted; 14391 mTitlePrinted = true; 14392 return printed; 14393 } 14394 14395 public boolean getTitlePrinted() { 14396 return mTitlePrinted; 14397 } 14398 14399 public void setTitlePrinted(boolean enabled) { 14400 mTitlePrinted = enabled; 14401 } 14402 14403 public SharedUserSetting getSharedUser() { 14404 return mSharedUser; 14405 } 14406 14407 public void setSharedUser(SharedUserSetting user) { 14408 mSharedUser = user; 14409 } 14410 } 14411 14412 @Override 14413 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14414 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14415 != PackageManager.PERMISSION_GRANTED) { 14416 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14417 + Binder.getCallingPid() 14418 + ", uid=" + Binder.getCallingUid() 14419 + " without permission " 14420 + android.Manifest.permission.DUMP); 14421 return; 14422 } 14423 14424 DumpState dumpState = new DumpState(); 14425 boolean fullPreferred = false; 14426 boolean checkin = false; 14427 14428 String packageName = null; 14429 ArraySet<String> permissionNames = null; 14430 14431 int opti = 0; 14432 while (opti < args.length) { 14433 String opt = args[opti]; 14434 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14435 break; 14436 } 14437 opti++; 14438 14439 if ("-a".equals(opt)) { 14440 // Right now we only know how to print all. 14441 } else if ("-h".equals(opt)) { 14442 pw.println("Package manager dump options:"); 14443 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14444 pw.println(" --checkin: dump for a checkin"); 14445 pw.println(" -f: print details of intent filters"); 14446 pw.println(" -h: print this help"); 14447 pw.println(" cmd may be one of:"); 14448 pw.println(" l[ibraries]: list known shared libraries"); 14449 pw.println(" f[ibraries]: list device features"); 14450 pw.println(" k[eysets]: print known keysets"); 14451 pw.println(" r[esolvers]: dump intent resolvers"); 14452 pw.println(" perm[issions]: dump permissions"); 14453 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14454 pw.println(" pref[erred]: print preferred package settings"); 14455 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14456 pw.println(" prov[iders]: dump content providers"); 14457 pw.println(" p[ackages]: dump installed packages"); 14458 pw.println(" s[hared-users]: dump shared user IDs"); 14459 pw.println(" m[essages]: print collected runtime messages"); 14460 pw.println(" v[erifiers]: print package verifier info"); 14461 pw.println(" version: print database version info"); 14462 pw.println(" write: write current settings now"); 14463 pw.println(" <package.name>: info about given package"); 14464 pw.println(" installs: details about install sessions"); 14465 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14466 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14467 return; 14468 } else if ("--checkin".equals(opt)) { 14469 checkin = true; 14470 } else if ("-f".equals(opt)) { 14471 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14472 } else { 14473 pw.println("Unknown argument: " + opt + "; use -h for help"); 14474 } 14475 } 14476 14477 // Is the caller requesting to dump a particular piece of data? 14478 if (opti < args.length) { 14479 String cmd = args[opti]; 14480 opti++; 14481 // Is this a package name? 14482 if ("android".equals(cmd) || cmd.contains(".")) { 14483 packageName = cmd; 14484 // When dumping a single package, we always dump all of its 14485 // filter information since the amount of data will be reasonable. 14486 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14487 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14488 dumpState.setDump(DumpState.DUMP_LIBS); 14489 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14490 dumpState.setDump(DumpState.DUMP_FEATURES); 14491 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14492 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14493 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14494 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14495 } else if ("permission".equals(cmd)) { 14496 if (opti >= args.length) { 14497 pw.println("Error: permission requires permission name"); 14498 return; 14499 } 14500 permissionNames = new ArraySet<>(); 14501 while (opti < args.length) { 14502 permissionNames.add(args[opti]); 14503 opti++; 14504 } 14505 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14506 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14507 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14508 dumpState.setDump(DumpState.DUMP_PREFERRED); 14509 } else if ("preferred-xml".equals(cmd)) { 14510 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14511 if (opti < args.length && "--full".equals(args[opti])) { 14512 fullPreferred = true; 14513 opti++; 14514 } 14515 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14516 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14517 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14518 dumpState.setDump(DumpState.DUMP_PACKAGES); 14519 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14520 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14521 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14522 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14523 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14524 dumpState.setDump(DumpState.DUMP_MESSAGES); 14525 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14526 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14527 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14528 || "intent-filter-verifiers".equals(cmd)) { 14529 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14530 } else if ("version".equals(cmd)) { 14531 dumpState.setDump(DumpState.DUMP_VERSION); 14532 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14533 dumpState.setDump(DumpState.DUMP_KEYSETS); 14534 } else if ("installs".equals(cmd)) { 14535 dumpState.setDump(DumpState.DUMP_INSTALLS); 14536 } else if ("write".equals(cmd)) { 14537 synchronized (mPackages) { 14538 mSettings.writeLPr(); 14539 pw.println("Settings written."); 14540 return; 14541 } 14542 } 14543 } 14544 14545 if (checkin) { 14546 pw.println("vers,1"); 14547 } 14548 14549 // reader 14550 synchronized (mPackages) { 14551 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14552 if (!checkin) { 14553 if (dumpState.onTitlePrinted()) 14554 pw.println(); 14555 pw.println("Database versions:"); 14556 pw.print(" SDK Version:"); 14557 pw.print(" internal="); 14558 pw.print(mSettings.mInternalSdkPlatform); 14559 pw.print(" external="); 14560 pw.println(mSettings.mExternalSdkPlatform); 14561 pw.print(" DB Version:"); 14562 pw.print(" internal="); 14563 pw.print(mSettings.mInternalDatabaseVersion); 14564 pw.print(" external="); 14565 pw.println(mSettings.mExternalDatabaseVersion); 14566 } 14567 } 14568 14569 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14570 if (!checkin) { 14571 if (dumpState.onTitlePrinted()) 14572 pw.println(); 14573 pw.println("Verifiers:"); 14574 pw.print(" Required: "); 14575 pw.print(mRequiredVerifierPackage); 14576 pw.print(" (uid="); 14577 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14578 pw.println(")"); 14579 } else if (mRequiredVerifierPackage != null) { 14580 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14581 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14582 } 14583 } 14584 14585 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14586 packageName == null) { 14587 if (mIntentFilterVerifierComponent != null) { 14588 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14589 if (!checkin) { 14590 if (dumpState.onTitlePrinted()) 14591 pw.println(); 14592 pw.println("Intent Filter Verifier:"); 14593 pw.print(" Using: "); 14594 pw.print(verifierPackageName); 14595 pw.print(" (uid="); 14596 pw.print(getPackageUid(verifierPackageName, 0)); 14597 pw.println(")"); 14598 } else if (verifierPackageName != null) { 14599 pw.print("ifv,"); pw.print(verifierPackageName); 14600 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14601 } 14602 } else { 14603 pw.println(); 14604 pw.println("No Intent Filter Verifier available!"); 14605 } 14606 } 14607 14608 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14609 boolean printedHeader = false; 14610 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14611 while (it.hasNext()) { 14612 String name = it.next(); 14613 SharedLibraryEntry ent = mSharedLibraries.get(name); 14614 if (!checkin) { 14615 if (!printedHeader) { 14616 if (dumpState.onTitlePrinted()) 14617 pw.println(); 14618 pw.println("Libraries:"); 14619 printedHeader = true; 14620 } 14621 pw.print(" "); 14622 } else { 14623 pw.print("lib,"); 14624 } 14625 pw.print(name); 14626 if (!checkin) { 14627 pw.print(" -> "); 14628 } 14629 if (ent.path != null) { 14630 if (!checkin) { 14631 pw.print("(jar) "); 14632 pw.print(ent.path); 14633 } else { 14634 pw.print(",jar,"); 14635 pw.print(ent.path); 14636 } 14637 } else { 14638 if (!checkin) { 14639 pw.print("(apk) "); 14640 pw.print(ent.apk); 14641 } else { 14642 pw.print(",apk,"); 14643 pw.print(ent.apk); 14644 } 14645 } 14646 pw.println(); 14647 } 14648 } 14649 14650 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14651 if (dumpState.onTitlePrinted()) 14652 pw.println(); 14653 if (!checkin) { 14654 pw.println("Features:"); 14655 } 14656 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14657 while (it.hasNext()) { 14658 String name = it.next(); 14659 if (!checkin) { 14660 pw.print(" "); 14661 } else { 14662 pw.print("feat,"); 14663 } 14664 pw.println(name); 14665 } 14666 } 14667 14668 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14669 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14670 : "Activity Resolver Table:", " ", packageName, 14671 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14672 dumpState.setTitlePrinted(true); 14673 } 14674 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14675 : "Receiver Resolver Table:", " ", packageName, 14676 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14677 dumpState.setTitlePrinted(true); 14678 } 14679 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14680 : "Service Resolver Table:", " ", packageName, 14681 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14682 dumpState.setTitlePrinted(true); 14683 } 14684 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14685 : "Provider Resolver Table:", " ", packageName, 14686 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14687 dumpState.setTitlePrinted(true); 14688 } 14689 } 14690 14691 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14692 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14693 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14694 int user = mSettings.mPreferredActivities.keyAt(i); 14695 if (pir.dump(pw, 14696 dumpState.getTitlePrinted() 14697 ? "\nPreferred Activities User " + user + ":" 14698 : "Preferred Activities User " + user + ":", " ", 14699 packageName, true, false)) { 14700 dumpState.setTitlePrinted(true); 14701 } 14702 } 14703 } 14704 14705 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14706 pw.flush(); 14707 FileOutputStream fout = new FileOutputStream(fd); 14708 BufferedOutputStream str = new BufferedOutputStream(fout); 14709 XmlSerializer serializer = new FastXmlSerializer(); 14710 try { 14711 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14712 serializer.startDocument(null, true); 14713 serializer.setFeature( 14714 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14715 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14716 serializer.endDocument(); 14717 serializer.flush(); 14718 } catch (IllegalArgumentException e) { 14719 pw.println("Failed writing: " + e); 14720 } catch (IllegalStateException e) { 14721 pw.println("Failed writing: " + e); 14722 } catch (IOException e) { 14723 pw.println("Failed writing: " + e); 14724 } 14725 } 14726 14727 if (!checkin 14728 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14729 && packageName == null) { 14730 pw.println(); 14731 int count = mSettings.mPackages.size(); 14732 if (count == 0) { 14733 pw.println("No domain preferred apps!"); 14734 pw.println(); 14735 } else { 14736 final String prefix = " "; 14737 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14738 if (allPackageSettings.size() == 0) { 14739 pw.println("No domain preferred apps!"); 14740 pw.println(); 14741 } else { 14742 pw.println("Domain preferred apps status:"); 14743 pw.println(); 14744 count = 0; 14745 for (PackageSetting ps : allPackageSettings) { 14746 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14747 if (ivi == null || ivi.getPackageName() == null) continue; 14748 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14749 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14750 pw.println(prefix + "Status: " + ivi.getStatusString()); 14751 pw.println(); 14752 count++; 14753 } 14754 if (count == 0) { 14755 pw.println(prefix + "No domain preferred app status!"); 14756 pw.println(); 14757 } 14758 for (int userId : sUserManager.getUserIds()) { 14759 pw.println("Domain preferred apps for User " + userId + ":"); 14760 pw.println(); 14761 count = 0; 14762 for (PackageSetting ps : allPackageSettings) { 14763 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14764 if (ivi == null || ivi.getPackageName() == null) { 14765 continue; 14766 } 14767 final int status = ps.getDomainVerificationStatusForUser(userId); 14768 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14769 continue; 14770 } 14771 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14772 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14773 String statusStr = IntentFilterVerificationInfo. 14774 getStatusStringFromValue(status); 14775 pw.println(prefix + "Status: " + statusStr); 14776 pw.println(); 14777 count++; 14778 } 14779 if (count == 0) { 14780 pw.println(prefix + "No domain preferred apps!"); 14781 pw.println(); 14782 } 14783 } 14784 } 14785 } 14786 } 14787 14788 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14789 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14790 if (packageName == null && permissionNames == null) { 14791 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14792 if (iperm == 0) { 14793 if (dumpState.onTitlePrinted()) 14794 pw.println(); 14795 pw.println("AppOp Permissions:"); 14796 } 14797 pw.print(" AppOp Permission "); 14798 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14799 pw.println(":"); 14800 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14801 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14802 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14803 } 14804 } 14805 } 14806 } 14807 14808 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14809 boolean printedSomething = false; 14810 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14811 if (packageName != null && !packageName.equals(p.info.packageName)) { 14812 continue; 14813 } 14814 if (!printedSomething) { 14815 if (dumpState.onTitlePrinted()) 14816 pw.println(); 14817 pw.println("Registered ContentProviders:"); 14818 printedSomething = true; 14819 } 14820 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14821 pw.print(" "); pw.println(p.toString()); 14822 } 14823 printedSomething = false; 14824 for (Map.Entry<String, PackageParser.Provider> entry : 14825 mProvidersByAuthority.entrySet()) { 14826 PackageParser.Provider p = entry.getValue(); 14827 if (packageName != null && !packageName.equals(p.info.packageName)) { 14828 continue; 14829 } 14830 if (!printedSomething) { 14831 if (dumpState.onTitlePrinted()) 14832 pw.println(); 14833 pw.println("ContentProvider Authorities:"); 14834 printedSomething = true; 14835 } 14836 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14837 pw.print(" "); pw.println(p.toString()); 14838 if (p.info != null && p.info.applicationInfo != null) { 14839 final String appInfo = p.info.applicationInfo.toString(); 14840 pw.print(" applicationInfo="); pw.println(appInfo); 14841 } 14842 } 14843 } 14844 14845 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14846 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14847 } 14848 14849 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14850 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14851 } 14852 14853 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14854 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14855 } 14856 14857 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14858 // XXX should handle packageName != null by dumping only install data that 14859 // the given package is involved with. 14860 if (dumpState.onTitlePrinted()) pw.println(); 14861 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14862 } 14863 14864 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14865 if (dumpState.onTitlePrinted()) pw.println(); 14866 mSettings.dumpReadMessagesLPr(pw, dumpState); 14867 14868 pw.println(); 14869 pw.println("Package warning messages:"); 14870 BufferedReader in = null; 14871 String line = null; 14872 try { 14873 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14874 while ((line = in.readLine()) != null) { 14875 if (line.contains("ignored: updated version")) continue; 14876 pw.println(line); 14877 } 14878 } catch (IOException ignored) { 14879 } finally { 14880 IoUtils.closeQuietly(in); 14881 } 14882 } 14883 14884 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14885 BufferedReader in = null; 14886 String line = null; 14887 try { 14888 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14889 while ((line = in.readLine()) != null) { 14890 if (line.contains("ignored: updated version")) continue; 14891 pw.print("msg,"); 14892 pw.println(line); 14893 } 14894 } catch (IOException ignored) { 14895 } finally { 14896 IoUtils.closeQuietly(in); 14897 } 14898 } 14899 } 14900 } 14901 14902 // ------- apps on sdcard specific code ------- 14903 static final boolean DEBUG_SD_INSTALL = false; 14904 14905 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14906 14907 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14908 14909 private boolean mMediaMounted = false; 14910 14911 static String getEncryptKey() { 14912 try { 14913 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14914 SD_ENCRYPTION_KEYSTORE_NAME); 14915 if (sdEncKey == null) { 14916 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14917 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14918 if (sdEncKey == null) { 14919 Slog.e(TAG, "Failed to create encryption keys"); 14920 return null; 14921 } 14922 } 14923 return sdEncKey; 14924 } catch (NoSuchAlgorithmException nsae) { 14925 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14926 return null; 14927 } catch (IOException ioe) { 14928 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14929 return null; 14930 } 14931 } 14932 14933 /* 14934 * Update media status on PackageManager. 14935 */ 14936 @Override 14937 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14938 int callingUid = Binder.getCallingUid(); 14939 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14940 throw new SecurityException("Media status can only be updated by the system"); 14941 } 14942 // reader; this apparently protects mMediaMounted, but should probably 14943 // be a different lock in that case. 14944 synchronized (mPackages) { 14945 Log.i(TAG, "Updating external media status from " 14946 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14947 + (mediaStatus ? "mounted" : "unmounted")); 14948 if (DEBUG_SD_INSTALL) 14949 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14950 + ", mMediaMounted=" + mMediaMounted); 14951 if (mediaStatus == mMediaMounted) { 14952 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14953 : 0, -1); 14954 mHandler.sendMessage(msg); 14955 return; 14956 } 14957 mMediaMounted = mediaStatus; 14958 } 14959 // Queue up an async operation since the package installation may take a 14960 // little while. 14961 mHandler.post(new Runnable() { 14962 public void run() { 14963 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14964 } 14965 }); 14966 } 14967 14968 /** 14969 * Called by MountService when the initial ASECs to scan are available. 14970 * Should block until all the ASEC containers are finished being scanned. 14971 */ 14972 public void scanAvailableAsecs() { 14973 updateExternalMediaStatusInner(true, false, false); 14974 if (mShouldRestoreconData) { 14975 SELinuxMMAC.setRestoreconDone(); 14976 mShouldRestoreconData = false; 14977 } 14978 } 14979 14980 /* 14981 * Collect information of applications on external media, map them against 14982 * existing containers and update information based on current mount status. 14983 * Please note that we always have to report status if reportStatus has been 14984 * set to true especially when unloading packages. 14985 */ 14986 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14987 boolean externalStorage) { 14988 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14989 int[] uidArr = EmptyArray.INT; 14990 14991 final String[] list = PackageHelper.getSecureContainerList(); 14992 if (ArrayUtils.isEmpty(list)) { 14993 Log.i(TAG, "No secure containers found"); 14994 } else { 14995 // Process list of secure containers and categorize them 14996 // as active or stale based on their package internal state. 14997 14998 // reader 14999 synchronized (mPackages) { 15000 for (String cid : list) { 15001 // Leave stages untouched for now; installer service owns them 15002 if (PackageInstallerService.isStageName(cid)) continue; 15003 15004 if (DEBUG_SD_INSTALL) 15005 Log.i(TAG, "Processing container " + cid); 15006 String pkgName = getAsecPackageName(cid); 15007 if (pkgName == null) { 15008 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15009 continue; 15010 } 15011 if (DEBUG_SD_INSTALL) 15012 Log.i(TAG, "Looking for pkg : " + pkgName); 15013 15014 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15015 if (ps == null) { 15016 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15017 continue; 15018 } 15019 15020 /* 15021 * Skip packages that are not external if we're unmounting 15022 * external storage. 15023 */ 15024 if (externalStorage && !isMounted && !isExternal(ps)) { 15025 continue; 15026 } 15027 15028 final AsecInstallArgs args = new AsecInstallArgs(cid, 15029 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15030 // The package status is changed only if the code path 15031 // matches between settings and the container id. 15032 if (ps.codePathString != null 15033 && ps.codePathString.startsWith(args.getCodePath())) { 15034 if (DEBUG_SD_INSTALL) { 15035 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15036 + " at code path: " + ps.codePathString); 15037 } 15038 15039 // We do have a valid package installed on sdcard 15040 processCids.put(args, ps.codePathString); 15041 final int uid = ps.appId; 15042 if (uid != -1) { 15043 uidArr = ArrayUtils.appendInt(uidArr, uid); 15044 } 15045 } else { 15046 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15047 + ps.codePathString); 15048 } 15049 } 15050 } 15051 15052 Arrays.sort(uidArr); 15053 } 15054 15055 // Process packages with valid entries. 15056 if (isMounted) { 15057 if (DEBUG_SD_INSTALL) 15058 Log.i(TAG, "Loading packages"); 15059 loadMediaPackages(processCids, uidArr); 15060 startCleaningPackages(); 15061 mInstallerService.onSecureContainersAvailable(); 15062 } else { 15063 if (DEBUG_SD_INSTALL) 15064 Log.i(TAG, "Unloading packages"); 15065 unloadMediaPackages(processCids, uidArr, reportStatus); 15066 } 15067 } 15068 15069 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15070 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15071 final int size = infos.size(); 15072 final String[] packageNames = new String[size]; 15073 final int[] packageUids = new int[size]; 15074 for (int i = 0; i < size; i++) { 15075 final ApplicationInfo info = infos.get(i); 15076 packageNames[i] = info.packageName; 15077 packageUids[i] = info.uid; 15078 } 15079 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15080 finishedReceiver); 15081 } 15082 15083 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15084 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15085 sendResourcesChangedBroadcast(mediaStatus, replacing, 15086 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15087 } 15088 15089 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15090 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15091 int size = pkgList.length; 15092 if (size > 0) { 15093 // Send broadcasts here 15094 Bundle extras = new Bundle(); 15095 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15096 if (uidArr != null) { 15097 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15098 } 15099 if (replacing) { 15100 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15101 } 15102 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15103 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15104 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15105 } 15106 } 15107 15108 /* 15109 * Look at potentially valid container ids from processCids If package 15110 * information doesn't match the one on record or package scanning fails, 15111 * the cid is added to list of removeCids. We currently don't delete stale 15112 * containers. 15113 */ 15114 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15115 ArrayList<String> pkgList = new ArrayList<String>(); 15116 Set<AsecInstallArgs> keys = processCids.keySet(); 15117 15118 for (AsecInstallArgs args : keys) { 15119 String codePath = processCids.get(args); 15120 if (DEBUG_SD_INSTALL) 15121 Log.i(TAG, "Loading container : " + args.cid); 15122 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15123 try { 15124 // Make sure there are no container errors first. 15125 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15126 Slog.e(TAG, "Failed to mount cid : " + args.cid 15127 + " when installing from sdcard"); 15128 continue; 15129 } 15130 // Check code path here. 15131 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15132 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15133 + " does not match one in settings " + codePath); 15134 continue; 15135 } 15136 // Parse package 15137 int parseFlags = mDefParseFlags; 15138 if (args.isExternalAsec()) { 15139 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15140 } 15141 if (args.isFwdLocked()) { 15142 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15143 } 15144 15145 synchronized (mInstallLock) { 15146 PackageParser.Package pkg = null; 15147 try { 15148 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15149 } catch (PackageManagerException e) { 15150 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15151 } 15152 // Scan the package 15153 if (pkg != null) { 15154 /* 15155 * TODO why is the lock being held? doPostInstall is 15156 * called in other places without the lock. This needs 15157 * to be straightened out. 15158 */ 15159 // writer 15160 synchronized (mPackages) { 15161 retCode = PackageManager.INSTALL_SUCCEEDED; 15162 pkgList.add(pkg.packageName); 15163 // Post process args 15164 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15165 pkg.applicationInfo.uid); 15166 } 15167 } else { 15168 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15169 } 15170 } 15171 15172 } finally { 15173 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15174 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15175 } 15176 } 15177 } 15178 // writer 15179 synchronized (mPackages) { 15180 // If the platform SDK has changed since the last time we booted, 15181 // we need to re-grant app permission to catch any new ones that 15182 // appear. This is really a hack, and means that apps can in some 15183 // cases get permissions that the user didn't initially explicitly 15184 // allow... it would be nice to have some better way to handle 15185 // this situation. 15186 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15187 if (regrantPermissions) 15188 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15189 + mSdkVersion + "; regranting permissions for external storage"); 15190 mSettings.mExternalSdkPlatform = mSdkVersion; 15191 15192 // Make sure group IDs have been assigned, and any permission 15193 // changes in other apps are accounted for 15194 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15195 | (regrantPermissions 15196 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15197 : 0)); 15198 15199 mSettings.updateExternalDatabaseVersion(); 15200 15201 // can downgrade to reader 15202 // Persist settings 15203 mSettings.writeLPr(); 15204 } 15205 // Send a broadcast to let everyone know we are done processing 15206 if (pkgList.size() > 0) { 15207 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15208 } 15209 } 15210 15211 /* 15212 * Utility method to unload a list of specified containers 15213 */ 15214 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15215 // Just unmount all valid containers. 15216 for (AsecInstallArgs arg : cidArgs) { 15217 synchronized (mInstallLock) { 15218 arg.doPostDeleteLI(false); 15219 } 15220 } 15221 } 15222 15223 /* 15224 * Unload packages mounted on external media. This involves deleting package 15225 * data from internal structures, sending broadcasts about diabled packages, 15226 * gc'ing to free up references, unmounting all secure containers 15227 * corresponding to packages on external media, and posting a 15228 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15229 * that we always have to post this message if status has been requested no 15230 * matter what. 15231 */ 15232 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15233 final boolean reportStatus) { 15234 if (DEBUG_SD_INSTALL) 15235 Log.i(TAG, "unloading media packages"); 15236 ArrayList<String> pkgList = new ArrayList<String>(); 15237 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15238 final Set<AsecInstallArgs> keys = processCids.keySet(); 15239 for (AsecInstallArgs args : keys) { 15240 String pkgName = args.getPackageName(); 15241 if (DEBUG_SD_INSTALL) 15242 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15243 // Delete package internally 15244 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15245 synchronized (mInstallLock) { 15246 boolean res = deletePackageLI(pkgName, null, false, null, null, 15247 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15248 if (res) { 15249 pkgList.add(pkgName); 15250 } else { 15251 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15252 failedList.add(args); 15253 } 15254 } 15255 } 15256 15257 // reader 15258 synchronized (mPackages) { 15259 // We didn't update the settings after removing each package; 15260 // write them now for all packages. 15261 mSettings.writeLPr(); 15262 } 15263 15264 // We have to absolutely send UPDATED_MEDIA_STATUS only 15265 // after confirming that all the receivers processed the ordered 15266 // broadcast when packages get disabled, force a gc to clean things up. 15267 // and unload all the containers. 15268 if (pkgList.size() > 0) { 15269 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15270 new IIntentReceiver.Stub() { 15271 public void performReceive(Intent intent, int resultCode, String data, 15272 Bundle extras, boolean ordered, boolean sticky, 15273 int sendingUser) throws RemoteException { 15274 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15275 reportStatus ? 1 : 0, 1, keys); 15276 mHandler.sendMessage(msg); 15277 } 15278 }); 15279 } else { 15280 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15281 keys); 15282 mHandler.sendMessage(msg); 15283 } 15284 } 15285 15286 private void loadPrivatePackages(VolumeInfo vol) { 15287 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15288 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15289 synchronized (mInstallLock) { 15290 synchronized (mPackages) { 15291 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15292 for (PackageSetting ps : packages) { 15293 final PackageParser.Package pkg; 15294 try { 15295 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15296 loaded.add(pkg.applicationInfo); 15297 } catch (PackageManagerException e) { 15298 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15299 } 15300 } 15301 15302 // TODO: regrant any permissions that changed based since original install 15303 15304 mSettings.writeLPr(); 15305 } 15306 } 15307 15308 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15309 sendResourcesChangedBroadcast(true, false, loaded, null); 15310 } 15311 15312 private void unloadPrivatePackages(VolumeInfo vol) { 15313 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15314 synchronized (mInstallLock) { 15315 synchronized (mPackages) { 15316 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15317 for (PackageSetting ps : packages) { 15318 if (ps.pkg == null) continue; 15319 15320 final ApplicationInfo info = ps.pkg.applicationInfo; 15321 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15322 if (deletePackageLI(ps.name, null, false, null, null, 15323 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15324 unloaded.add(info); 15325 } else { 15326 Slog.w(TAG, "Failed to unload " + ps.codePath); 15327 } 15328 } 15329 15330 mSettings.writeLPr(); 15331 } 15332 } 15333 15334 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15335 sendResourcesChangedBroadcast(false, false, unloaded, null); 15336 } 15337 15338 /** 15339 * Examine all users present on given mounted volume, and destroy data 15340 * belonging to users that are no longer valid, or whose user ID has been 15341 * recycled. 15342 */ 15343 private void reconcileUsers(String volumeUuid) { 15344 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15345 if (ArrayUtils.isEmpty(files)) { 15346 Slog.d(TAG, "No users found on " + volumeUuid); 15347 return; 15348 } 15349 15350 for (File file : files) { 15351 if (!file.isDirectory()) continue; 15352 15353 final int userId; 15354 final UserInfo info; 15355 try { 15356 userId = Integer.parseInt(file.getName()); 15357 info = sUserManager.getUserInfo(userId); 15358 } catch (NumberFormatException e) { 15359 Slog.w(TAG, "Invalid user directory " + file); 15360 continue; 15361 } 15362 15363 boolean destroyUser = false; 15364 if (info == null) { 15365 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15366 + " because no matching user was found"); 15367 destroyUser = true; 15368 } else { 15369 try { 15370 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15371 } catch (IOException e) { 15372 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15373 + " because we failed to enforce serial number: " + e); 15374 destroyUser = true; 15375 } 15376 } 15377 15378 if (destroyUser) { 15379 synchronized (mInstallLock) { 15380 mInstaller.removeUserDataDirs(volumeUuid, userId); 15381 } 15382 } 15383 } 15384 15385 final UserManager um = mContext.getSystemService(UserManager.class); 15386 for (UserInfo user : um.getUsers()) { 15387 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15388 if (userDir.exists()) continue; 15389 15390 try { 15391 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15392 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15393 } catch (IOException e) { 15394 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15395 } 15396 } 15397 } 15398 15399 /** 15400 * Examine all apps present on given mounted volume, and destroy apps that 15401 * aren't expected, either due to uninstallation or reinstallation on 15402 * another volume. 15403 */ 15404 private void reconcileApps(String volumeUuid) { 15405 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15406 if (ArrayUtils.isEmpty(files)) { 15407 Slog.d(TAG, "No apps found on " + volumeUuid); 15408 return; 15409 } 15410 15411 for (File file : files) { 15412 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15413 && !PackageInstallerService.isStageName(file.getName()); 15414 if (!isPackage) { 15415 // Ignore entries which are not packages 15416 continue; 15417 } 15418 15419 boolean destroyApp = false; 15420 String packageName = null; 15421 try { 15422 final PackageLite pkg = PackageParser.parsePackageLite(file, 15423 PackageParser.PARSE_MUST_BE_APK); 15424 packageName = pkg.packageName; 15425 15426 synchronized (mPackages) { 15427 final PackageSetting ps = mSettings.mPackages.get(packageName); 15428 if (ps == null) { 15429 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15430 + volumeUuid + " because we found no install record"); 15431 destroyApp = true; 15432 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15433 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15434 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15435 destroyApp = true; 15436 } 15437 } 15438 15439 } catch (PackageParserException e) { 15440 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15441 destroyApp = true; 15442 } 15443 15444 if (destroyApp) { 15445 synchronized (mInstallLock) { 15446 if (packageName != null) { 15447 removeDataDirsLI(volumeUuid, packageName); 15448 } 15449 if (file.isDirectory()) { 15450 mInstaller.rmPackageDir(file.getAbsolutePath()); 15451 } else { 15452 file.delete(); 15453 } 15454 } 15455 } 15456 } 15457 } 15458 15459 private void unfreezePackage(String packageName) { 15460 synchronized (mPackages) { 15461 final PackageSetting ps = mSettings.mPackages.get(packageName); 15462 if (ps != null) { 15463 ps.frozen = false; 15464 } 15465 } 15466 } 15467 15468 @Override 15469 public int movePackage(final String packageName, final String volumeUuid) { 15470 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15471 15472 final int moveId = mNextMoveId.getAndIncrement(); 15473 try { 15474 movePackageInternal(packageName, volumeUuid, moveId); 15475 } catch (PackageManagerException e) { 15476 Slog.w(TAG, "Failed to move " + packageName, e); 15477 mMoveCallbacks.notifyStatusChanged(moveId, 15478 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15479 } 15480 return moveId; 15481 } 15482 15483 private void movePackageInternal(final String packageName, final String volumeUuid, 15484 final int moveId) throws PackageManagerException { 15485 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15486 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15487 final PackageManager pm = mContext.getPackageManager(); 15488 15489 final boolean currentAsec; 15490 final String currentVolumeUuid; 15491 final File codeFile; 15492 final String installerPackageName; 15493 final String packageAbiOverride; 15494 final int appId; 15495 final String seinfo; 15496 final String label; 15497 15498 // reader 15499 synchronized (mPackages) { 15500 final PackageParser.Package pkg = mPackages.get(packageName); 15501 final PackageSetting ps = mSettings.mPackages.get(packageName); 15502 if (pkg == null || ps == null) { 15503 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15504 } 15505 15506 if (pkg.applicationInfo.isSystemApp()) { 15507 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15508 "Cannot move system application"); 15509 } 15510 15511 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15512 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15513 "Package already moved to " + volumeUuid); 15514 } 15515 15516 final File probe = new File(pkg.codePath); 15517 final File probeOat = new File(probe, "oat"); 15518 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15519 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15520 "Move only supported for modern cluster style installs"); 15521 } 15522 15523 if (ps.frozen) { 15524 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15525 "Failed to move already frozen package"); 15526 } 15527 ps.frozen = true; 15528 15529 currentAsec = pkg.applicationInfo.isForwardLocked() 15530 || pkg.applicationInfo.isExternalAsec(); 15531 currentVolumeUuid = ps.volumeUuid; 15532 codeFile = new File(pkg.codePath); 15533 installerPackageName = ps.installerPackageName; 15534 packageAbiOverride = ps.cpuAbiOverrideString; 15535 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15536 seinfo = pkg.applicationInfo.seinfo; 15537 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15538 } 15539 15540 // Now that we're guarded by frozen state, kill app during move 15541 killApplication(packageName, appId, "move pkg"); 15542 15543 final Bundle extras = new Bundle(); 15544 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15545 extras.putString(Intent.EXTRA_TITLE, label); 15546 mMoveCallbacks.notifyCreated(moveId, extras); 15547 15548 int installFlags; 15549 final boolean moveCompleteApp; 15550 final File measurePath; 15551 15552 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15553 installFlags = INSTALL_INTERNAL; 15554 moveCompleteApp = !currentAsec; 15555 measurePath = Environment.getDataAppDirectory(volumeUuid); 15556 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15557 installFlags = INSTALL_EXTERNAL; 15558 moveCompleteApp = false; 15559 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15560 } else { 15561 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15562 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15563 || !volume.isMountedWritable()) { 15564 unfreezePackage(packageName); 15565 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15566 "Move location not mounted private volume"); 15567 } 15568 15569 Preconditions.checkState(!currentAsec); 15570 15571 installFlags = INSTALL_INTERNAL; 15572 moveCompleteApp = true; 15573 measurePath = Environment.getDataAppDirectory(volumeUuid); 15574 } 15575 15576 final PackageStats stats = new PackageStats(null, -1); 15577 synchronized (mInstaller) { 15578 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15579 unfreezePackage(packageName); 15580 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15581 "Failed to measure package size"); 15582 } 15583 } 15584 15585 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15586 + stats.dataSize); 15587 15588 final long startFreeBytes = measurePath.getFreeSpace(); 15589 final long sizeBytes; 15590 if (moveCompleteApp) { 15591 sizeBytes = stats.codeSize + stats.dataSize; 15592 } else { 15593 sizeBytes = stats.codeSize; 15594 } 15595 15596 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15597 unfreezePackage(packageName); 15598 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15599 "Not enough free space to move"); 15600 } 15601 15602 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15603 15604 final CountDownLatch installedLatch = new CountDownLatch(1); 15605 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15606 @Override 15607 public void onUserActionRequired(Intent intent) throws RemoteException { 15608 throw new IllegalStateException(); 15609 } 15610 15611 @Override 15612 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15613 Bundle extras) throws RemoteException { 15614 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15615 + PackageManager.installStatusToString(returnCode, msg)); 15616 15617 installedLatch.countDown(); 15618 15619 // Regardless of success or failure of the move operation, 15620 // always unfreeze the package 15621 unfreezePackage(packageName); 15622 15623 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15624 switch (status) { 15625 case PackageInstaller.STATUS_SUCCESS: 15626 mMoveCallbacks.notifyStatusChanged(moveId, 15627 PackageManager.MOVE_SUCCEEDED); 15628 break; 15629 case PackageInstaller.STATUS_FAILURE_STORAGE: 15630 mMoveCallbacks.notifyStatusChanged(moveId, 15631 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15632 break; 15633 default: 15634 mMoveCallbacks.notifyStatusChanged(moveId, 15635 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15636 break; 15637 } 15638 } 15639 }; 15640 15641 final MoveInfo move; 15642 if (moveCompleteApp) { 15643 // Kick off a thread to report progress estimates 15644 new Thread() { 15645 @Override 15646 public void run() { 15647 while (true) { 15648 try { 15649 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15650 break; 15651 } 15652 } catch (InterruptedException ignored) { 15653 } 15654 15655 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15656 final int progress = 10 + (int) MathUtils.constrain( 15657 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15658 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15659 } 15660 } 15661 }.start(); 15662 15663 final String dataAppName = codeFile.getName(); 15664 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15665 dataAppName, appId, seinfo); 15666 } else { 15667 move = null; 15668 } 15669 15670 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15671 15672 final Message msg = mHandler.obtainMessage(INIT_COPY); 15673 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15674 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15675 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15676 mHandler.sendMessage(msg); 15677 } 15678 15679 @Override 15680 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15681 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15682 15683 final int realMoveId = mNextMoveId.getAndIncrement(); 15684 final Bundle extras = new Bundle(); 15685 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15686 mMoveCallbacks.notifyCreated(realMoveId, extras); 15687 15688 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15689 @Override 15690 public void onCreated(int moveId, Bundle extras) { 15691 // Ignored 15692 } 15693 15694 @Override 15695 public void onStatusChanged(int moveId, int status, long estMillis) { 15696 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15697 } 15698 }; 15699 15700 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15701 storage.setPrimaryStorageUuid(volumeUuid, callback); 15702 return realMoveId; 15703 } 15704 15705 @Override 15706 public int getMoveStatus(int moveId) { 15707 mContext.enforceCallingOrSelfPermission( 15708 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15709 return mMoveCallbacks.mLastStatus.get(moveId); 15710 } 15711 15712 @Override 15713 public void registerMoveCallback(IPackageMoveObserver callback) { 15714 mContext.enforceCallingOrSelfPermission( 15715 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15716 mMoveCallbacks.register(callback); 15717 } 15718 15719 @Override 15720 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15721 mContext.enforceCallingOrSelfPermission( 15722 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15723 mMoveCallbacks.unregister(callback); 15724 } 15725 15726 @Override 15727 public boolean setInstallLocation(int loc) { 15728 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15729 null); 15730 if (getInstallLocation() == loc) { 15731 return true; 15732 } 15733 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15734 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15735 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15736 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15737 return true; 15738 } 15739 return false; 15740 } 15741 15742 @Override 15743 public int getInstallLocation() { 15744 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15745 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15746 PackageHelper.APP_INSTALL_AUTO); 15747 } 15748 15749 /** Called by UserManagerService */ 15750 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15751 mDirtyUsers.remove(userHandle); 15752 mSettings.removeUserLPw(userHandle); 15753 mPendingBroadcasts.remove(userHandle); 15754 if (mInstaller != null) { 15755 // Technically, we shouldn't be doing this with the package lock 15756 // held. However, this is very rare, and there is already so much 15757 // other disk I/O going on, that we'll let it slide for now. 15758 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15759 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15760 final String volumeUuid = vol.getFsUuid(); 15761 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15762 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15763 } 15764 } 15765 mUserNeedsBadging.delete(userHandle); 15766 removeUnusedPackagesLILPw(userManager, userHandle); 15767 } 15768 15769 /** 15770 * We're removing userHandle and would like to remove any downloaded packages 15771 * that are no longer in use by any other user. 15772 * @param userHandle the user being removed 15773 */ 15774 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15775 final boolean DEBUG_CLEAN_APKS = false; 15776 int [] users = userManager.getUserIdsLPr(); 15777 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15778 while (psit.hasNext()) { 15779 PackageSetting ps = psit.next(); 15780 if (ps.pkg == null) { 15781 continue; 15782 } 15783 final String packageName = ps.pkg.packageName; 15784 // Skip over if system app 15785 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15786 continue; 15787 } 15788 if (DEBUG_CLEAN_APKS) { 15789 Slog.i(TAG, "Checking package " + packageName); 15790 } 15791 boolean keep = false; 15792 for (int i = 0; i < users.length; i++) { 15793 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15794 keep = true; 15795 if (DEBUG_CLEAN_APKS) { 15796 Slog.i(TAG, " Keeping package " + packageName + " for user " 15797 + users[i]); 15798 } 15799 break; 15800 } 15801 } 15802 if (!keep) { 15803 if (DEBUG_CLEAN_APKS) { 15804 Slog.i(TAG, " Removing package " + packageName); 15805 } 15806 mHandler.post(new Runnable() { 15807 public void run() { 15808 deletePackageX(packageName, userHandle, 0); 15809 } //end run 15810 }); 15811 } 15812 } 15813 } 15814 15815 /** Called by UserManagerService */ 15816 void createNewUserLILPw(int userHandle) { 15817 if (mInstaller != null) { 15818 mInstaller.createUserConfig(userHandle); 15819 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15820 applyFactoryDefaultBrowserLPw(userHandle); 15821 } 15822 } 15823 15824 void newUserCreatedLILPw(final int userHandle) { 15825 // We cannot grant the default permissions with a lock held as 15826 // we query providers from other components for default handlers 15827 // such as enabled IMEs, etc. 15828 mHandler.post(new Runnable() { 15829 @Override 15830 public void run() { 15831 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15832 } 15833 }); 15834 } 15835 15836 @Override 15837 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15838 mContext.enforceCallingOrSelfPermission( 15839 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15840 "Only package verification agents can read the verifier device identity"); 15841 15842 synchronized (mPackages) { 15843 return mSettings.getVerifierDeviceIdentityLPw(); 15844 } 15845 } 15846 15847 @Override 15848 public void setPermissionEnforced(String permission, boolean enforced) { 15849 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15850 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15851 synchronized (mPackages) { 15852 if (mSettings.mReadExternalStorageEnforced == null 15853 || mSettings.mReadExternalStorageEnforced != enforced) { 15854 mSettings.mReadExternalStorageEnforced = enforced; 15855 mSettings.writeLPr(); 15856 } 15857 } 15858 // kill any non-foreground processes so we restart them and 15859 // grant/revoke the GID. 15860 final IActivityManager am = ActivityManagerNative.getDefault(); 15861 if (am != null) { 15862 final long token = Binder.clearCallingIdentity(); 15863 try { 15864 am.killProcessesBelowForeground("setPermissionEnforcement"); 15865 } catch (RemoteException e) { 15866 } finally { 15867 Binder.restoreCallingIdentity(token); 15868 } 15869 } 15870 } else { 15871 throw new IllegalArgumentException("No selective enforcement for " + permission); 15872 } 15873 } 15874 15875 @Override 15876 @Deprecated 15877 public boolean isPermissionEnforced(String permission) { 15878 return true; 15879 } 15880 15881 @Override 15882 public boolean isStorageLow() { 15883 final long token = Binder.clearCallingIdentity(); 15884 try { 15885 final DeviceStorageMonitorInternal 15886 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15887 if (dsm != null) { 15888 return dsm.isMemoryLow(); 15889 } else { 15890 return false; 15891 } 15892 } finally { 15893 Binder.restoreCallingIdentity(token); 15894 } 15895 } 15896 15897 @Override 15898 public IPackageInstaller getPackageInstaller() { 15899 return mInstallerService; 15900 } 15901 15902 private boolean userNeedsBadging(int userId) { 15903 int index = mUserNeedsBadging.indexOfKey(userId); 15904 if (index < 0) { 15905 final UserInfo userInfo; 15906 final long token = Binder.clearCallingIdentity(); 15907 try { 15908 userInfo = sUserManager.getUserInfo(userId); 15909 } finally { 15910 Binder.restoreCallingIdentity(token); 15911 } 15912 final boolean b; 15913 if (userInfo != null && userInfo.isManagedProfile()) { 15914 b = true; 15915 } else { 15916 b = false; 15917 } 15918 mUserNeedsBadging.put(userId, b); 15919 return b; 15920 } 15921 return mUserNeedsBadging.valueAt(index); 15922 } 15923 15924 @Override 15925 public KeySet getKeySetByAlias(String packageName, String alias) { 15926 if (packageName == null || alias == null) { 15927 return null; 15928 } 15929 synchronized(mPackages) { 15930 final PackageParser.Package pkg = mPackages.get(packageName); 15931 if (pkg == null) { 15932 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15933 throw new IllegalArgumentException("Unknown package: " + packageName); 15934 } 15935 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15936 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15937 } 15938 } 15939 15940 @Override 15941 public KeySet getSigningKeySet(String packageName) { 15942 if (packageName == null) { 15943 return null; 15944 } 15945 synchronized(mPackages) { 15946 final PackageParser.Package pkg = mPackages.get(packageName); 15947 if (pkg == null) { 15948 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15949 throw new IllegalArgumentException("Unknown package: " + packageName); 15950 } 15951 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15952 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15953 throw new SecurityException("May not access signing KeySet of other apps."); 15954 } 15955 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15956 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15957 } 15958 } 15959 15960 @Override 15961 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15962 if (packageName == null || ks == null) { 15963 return false; 15964 } 15965 synchronized(mPackages) { 15966 final PackageParser.Package pkg = mPackages.get(packageName); 15967 if (pkg == null) { 15968 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15969 throw new IllegalArgumentException("Unknown package: " + packageName); 15970 } 15971 IBinder ksh = ks.getToken(); 15972 if (ksh instanceof KeySetHandle) { 15973 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15974 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15975 } 15976 return false; 15977 } 15978 } 15979 15980 @Override 15981 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15982 if (packageName == null || ks == null) { 15983 return false; 15984 } 15985 synchronized(mPackages) { 15986 final PackageParser.Package pkg = mPackages.get(packageName); 15987 if (pkg == null) { 15988 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15989 throw new IllegalArgumentException("Unknown package: " + packageName); 15990 } 15991 IBinder ksh = ks.getToken(); 15992 if (ksh instanceof KeySetHandle) { 15993 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15994 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15995 } 15996 return false; 15997 } 15998 } 15999 16000 public void getUsageStatsIfNoPackageUsageInfo() { 16001 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16002 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16003 if (usm == null) { 16004 throw new IllegalStateException("UsageStatsManager must be initialized"); 16005 } 16006 long now = System.currentTimeMillis(); 16007 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16008 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16009 String packageName = entry.getKey(); 16010 PackageParser.Package pkg = mPackages.get(packageName); 16011 if (pkg == null) { 16012 continue; 16013 } 16014 UsageStats usage = entry.getValue(); 16015 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16016 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16017 } 16018 } 16019 } 16020 16021 /** 16022 * Check and throw if the given before/after packages would be considered a 16023 * downgrade. 16024 */ 16025 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16026 throws PackageManagerException { 16027 if (after.versionCode < before.mVersionCode) { 16028 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16029 "Update version code " + after.versionCode + " is older than current " 16030 + before.mVersionCode); 16031 } else if (after.versionCode == before.mVersionCode) { 16032 if (after.baseRevisionCode < before.baseRevisionCode) { 16033 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16034 "Update base revision code " + after.baseRevisionCode 16035 + " is older than current " + before.baseRevisionCode); 16036 } 16037 16038 if (!ArrayUtils.isEmpty(after.splitNames)) { 16039 for (int i = 0; i < after.splitNames.length; i++) { 16040 final String splitName = after.splitNames[i]; 16041 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16042 if (j != -1) { 16043 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16044 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16045 "Update split " + splitName + " revision code " 16046 + after.splitRevisionCodes[i] + " is older than current " 16047 + before.splitRevisionCodes[j]); 16048 } 16049 } 16050 } 16051 } 16052 } 16053 } 16054 16055 private static class MoveCallbacks extends Handler { 16056 private static final int MSG_CREATED = 1; 16057 private static final int MSG_STATUS_CHANGED = 2; 16058 16059 private final RemoteCallbackList<IPackageMoveObserver> 16060 mCallbacks = new RemoteCallbackList<>(); 16061 16062 private final SparseIntArray mLastStatus = new SparseIntArray(); 16063 16064 public MoveCallbacks(Looper looper) { 16065 super(looper); 16066 } 16067 16068 public void register(IPackageMoveObserver callback) { 16069 mCallbacks.register(callback); 16070 } 16071 16072 public void unregister(IPackageMoveObserver callback) { 16073 mCallbacks.unregister(callback); 16074 } 16075 16076 @Override 16077 public void handleMessage(Message msg) { 16078 final SomeArgs args = (SomeArgs) msg.obj; 16079 final int n = mCallbacks.beginBroadcast(); 16080 for (int i = 0; i < n; i++) { 16081 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16082 try { 16083 invokeCallback(callback, msg.what, args); 16084 } catch (RemoteException ignored) { 16085 } 16086 } 16087 mCallbacks.finishBroadcast(); 16088 args.recycle(); 16089 } 16090 16091 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16092 throws RemoteException { 16093 switch (what) { 16094 case MSG_CREATED: { 16095 callback.onCreated(args.argi1, (Bundle) args.arg2); 16096 break; 16097 } 16098 case MSG_STATUS_CHANGED: { 16099 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16100 break; 16101 } 16102 } 16103 } 16104 16105 private void notifyCreated(int moveId, Bundle extras) { 16106 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16107 16108 final SomeArgs args = SomeArgs.obtain(); 16109 args.argi1 = moveId; 16110 args.arg2 = extras; 16111 obtainMessage(MSG_CREATED, args).sendToTarget(); 16112 } 16113 16114 private void notifyStatusChanged(int moveId, int status) { 16115 notifyStatusChanged(moveId, status, -1); 16116 } 16117 16118 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16119 Slog.v(TAG, "Move " + moveId + " status " + status); 16120 16121 final SomeArgs args = SomeArgs.obtain(); 16122 args.argi1 = moveId; 16123 args.argi2 = status; 16124 args.arg3 = estMillis; 16125 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16126 16127 synchronized (mLastStatus) { 16128 mLastStatus.put(moveId, status); 16129 } 16130 } 16131 } 16132 16133 private final class OnPermissionChangeListeners extends Handler { 16134 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16135 16136 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16137 new RemoteCallbackList<>(); 16138 16139 public OnPermissionChangeListeners(Looper looper) { 16140 super(looper); 16141 } 16142 16143 @Override 16144 public void handleMessage(Message msg) { 16145 switch (msg.what) { 16146 case MSG_ON_PERMISSIONS_CHANGED: { 16147 final int uid = msg.arg1; 16148 handleOnPermissionsChanged(uid); 16149 } break; 16150 } 16151 } 16152 16153 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16154 mPermissionListeners.register(listener); 16155 16156 } 16157 16158 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16159 mPermissionListeners.unregister(listener); 16160 } 16161 16162 public void onPermissionsChanged(int uid) { 16163 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16164 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16165 } 16166 } 16167 16168 private void handleOnPermissionsChanged(int uid) { 16169 final int count = mPermissionListeners.beginBroadcast(); 16170 try { 16171 for (int i = 0; i < count; i++) { 16172 IOnPermissionsChangeListener callback = mPermissionListeners 16173 .getBroadcastItem(i); 16174 try { 16175 callback.onPermissionsChanged(uid); 16176 } catch (RemoteException e) { 16177 Log.e(TAG, "Permission listener is dead", e); 16178 } 16179 } 16180 } finally { 16181 mPermissionListeners.finishBroadcast(); 16182 } 16183 } 16184 } 16185 16186 private class PackageManagerInternalImpl extends PackageManagerInternal { 16187 @Override 16188 public void setLocationPackagesProvider(PackagesProvider provider) { 16189 synchronized (mPackages) { 16190 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16191 } 16192 } 16193 16194 @Override 16195 public void setImePackagesProvider(PackagesProvider provider) { 16196 synchronized (mPackages) { 16197 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16198 } 16199 } 16200 16201 @Override 16202 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16203 synchronized (mPackages) { 16204 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16205 } 16206 } 16207 16208 @Override 16209 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16210 synchronized (mPackages) { 16211 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16212 } 16213 } 16214 16215 @Override 16216 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16217 synchronized (mPackages) { 16218 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16219 } 16220 } 16221 16222 @Override 16223 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16224 synchronized (mPackages) { 16225 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16226 } 16227 } 16228 16229 @Override 16230 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16231 synchronized (mPackages) { 16232 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16233 packageName, userId); 16234 } 16235 } 16236 16237 @Override 16238 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16239 synchronized (mPackages) { 16240 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16241 packageName, userId); 16242 } 16243 } 16244 } 16245 16246 @Override 16247 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16248 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16249 synchronized (mPackages) { 16250 final long identity = Binder.clearCallingIdentity(); 16251 try { 16252 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16253 packageNames, userId); 16254 } finally { 16255 Binder.restoreCallingIdentity(identity); 16256 } 16257 } 16258 } 16259 16260 private static void enforceSystemOrPhoneCaller(String tag) { 16261 int callingUid = Binder.getCallingUid(); 16262 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16263 throw new SecurityException( 16264 "Cannot call " + tag + " from UID " + callingUid); 16265 } 16266 } 16267} 16268