PackageManagerService.java revision 0b9b7c505a529f7c6fa3eaf19b845104ebf695a0
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.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 45import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 46import static android.content.pm.PackageManager.INSTALL_INTERNAL; 47import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 48import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 49import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 52import static android.content.pm.PackageManager.MATCH_ALL; 53import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 54import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 55import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 56import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 57import static android.content.pm.PackageParser.isApkFile; 58import static android.os.Process.PACKAGE_INFO_GID; 59import static android.os.Process.SYSTEM_UID; 60import static android.system.OsConstants.O_CREAT; 61import static android.system.OsConstants.O_RDWR; 62import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 63import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 64import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 65import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 66import static com.android.internal.util.ArrayUtils.appendInt; 67import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 68import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 69import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 70import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 71import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 72 73import android.Manifest; 74import android.app.ActivityManager; 75import android.app.ActivityManagerNative; 76import android.app.AppGlobals; 77import android.app.IActivityManager; 78import android.app.admin.IDevicePolicyManager; 79import android.app.backup.IBackupManager; 80import android.app.usage.UsageStats; 81import android.app.usage.UsageStatsManager; 82import android.content.BroadcastReceiver; 83import android.content.ComponentName; 84import android.content.Context; 85import android.content.IIntentReceiver; 86import android.content.Intent; 87import android.content.IntentFilter; 88import android.content.IntentSender; 89import android.content.IntentSender.SendIntentException; 90import android.content.ServiceConnection; 91import android.content.pm.ActivityInfo; 92import android.content.pm.ApplicationInfo; 93import android.content.pm.FeatureInfo; 94import android.content.pm.IOnPermissionsChangeListener; 95import android.content.pm.IPackageDataObserver; 96import android.content.pm.IPackageDeleteObserver; 97import android.content.pm.IPackageDeleteObserver2; 98import android.content.pm.IPackageInstallObserver2; 99import android.content.pm.IPackageInstaller; 100import android.content.pm.IPackageManager; 101import android.content.pm.IPackageMoveObserver; 102import android.content.pm.IPackageStatsObserver; 103import android.content.pm.IPackagesProvider; 104import android.content.pm.InstrumentationInfo; 105import android.content.pm.IntentFilterVerificationInfo; 106import android.content.pm.KeySet; 107import android.content.pm.ManifestDigest; 108import android.content.pm.PackageCleanItem; 109import android.content.pm.PackageInfo; 110import android.content.pm.PackageInfoLite; 111import android.content.pm.PackageInstaller; 112import android.content.pm.PackageManager; 113import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 114import android.content.pm.PackageManagerInternal; 115import android.content.pm.PackageParser; 116import android.content.pm.PackageParser.ActivityIntentInfo; 117import android.content.pm.PackageParser.PackageLite; 118import android.content.pm.PackageParser.PackageParserException; 119import android.content.pm.PackageStats; 120import android.content.pm.PackageUserState; 121import android.content.pm.ParceledListSlice; 122import android.content.pm.PermissionGroupInfo; 123import android.content.pm.PermissionInfo; 124import android.content.pm.ProviderInfo; 125import android.content.pm.ResolveInfo; 126import android.content.pm.ServiceInfo; 127import android.content.pm.Signature; 128import android.content.pm.UserInfo; 129import android.content.pm.VerificationParams; 130import android.content.pm.VerifierDeviceIdentity; 131import android.content.pm.VerifierInfo; 132import android.content.res.Resources; 133import android.hardware.display.DisplayManager; 134import android.net.Uri; 135import android.os.Binder; 136import android.os.Build; 137import android.os.Bundle; 138import android.os.Debug; 139import android.os.Environment; 140import android.os.Environment.UserEnvironment; 141import android.os.FileUtils; 142import android.os.Handler; 143import android.os.IBinder; 144import android.os.Looper; 145import android.os.Message; 146import android.os.Parcel; 147import android.os.ParcelFileDescriptor; 148import android.os.Process; 149import android.os.RemoteCallbackList; 150import android.os.RemoteException; 151import android.os.SELinux; 152import android.os.ServiceManager; 153import android.os.SystemClock; 154import android.os.SystemProperties; 155import android.os.UserHandle; 156import android.os.UserManager; 157import android.os.storage.IMountService; 158import android.os.storage.StorageEventListener; 159import android.os.storage.StorageManager; 160import android.os.storage.VolumeInfo; 161import android.os.storage.VolumeRecord; 162import android.security.KeyStore; 163import android.security.SystemKeyStore; 164import android.system.ErrnoException; 165import android.system.Os; 166import android.system.StructStat; 167import android.text.TextUtils; 168import android.text.format.DateUtils; 169import android.util.ArrayMap; 170import android.util.ArraySet; 171import android.util.AtomicFile; 172import android.util.DisplayMetrics; 173import android.util.EventLog; 174import android.util.ExceptionUtils; 175import android.util.Log; 176import android.util.LogPrinter; 177import android.util.MathUtils; 178import android.util.PrintStreamPrinter; 179import android.util.Slog; 180import android.util.SparseArray; 181import android.util.SparseBooleanArray; 182import android.util.SparseIntArray; 183import android.util.Xml; 184import android.view.Display; 185 186import dalvik.system.DexFile; 187import dalvik.system.VMRuntime; 188 189import libcore.io.IoUtils; 190import libcore.util.EmptyArray; 191 192import com.android.internal.R; 193import com.android.internal.app.IMediaContainerService; 194import com.android.internal.app.ResolverActivity; 195import com.android.internal.content.NativeLibraryHelper; 196import com.android.internal.content.PackageHelper; 197import com.android.internal.os.IParcelFileDescriptorFactory; 198import com.android.internal.os.SomeArgs; 199import com.android.internal.util.ArrayUtils; 200import com.android.internal.util.FastPrintWriter; 201import com.android.internal.util.FastXmlSerializer; 202import com.android.internal.util.IndentingPrintWriter; 203import com.android.internal.util.Preconditions; 204import com.android.server.EventLogTags; 205import com.android.server.FgThread; 206import com.android.server.IntentResolver; 207import com.android.server.LocalServices; 208import com.android.server.ServiceThread; 209import com.android.server.SystemConfig; 210import com.android.server.Watchdog; 211import com.android.server.pm.Settings.DatabaseVersion; 212import com.android.server.pm.PermissionsState.PermissionState; 213import com.android.server.storage.DeviceStorageMonitorInternal; 214 215import org.xmlpull.v1.XmlPullParser; 216import org.xmlpull.v1.XmlPullParserException; 217import org.xmlpull.v1.XmlSerializer; 218 219import java.io.BufferedInputStream; 220import java.io.BufferedOutputStream; 221import java.io.BufferedReader; 222import java.io.ByteArrayInputStream; 223import java.io.ByteArrayOutputStream; 224import java.io.File; 225import java.io.FileDescriptor; 226import java.io.FileNotFoundException; 227import java.io.FileOutputStream; 228import java.io.FileReader; 229import java.io.FilenameFilter; 230import java.io.IOException; 231import java.io.InputStream; 232import java.io.PrintWriter; 233import java.nio.charset.StandardCharsets; 234import java.security.NoSuchAlgorithmException; 235import java.security.PublicKey; 236import java.security.cert.CertificateEncodingException; 237import java.security.cert.CertificateException; 238import java.text.SimpleDateFormat; 239import java.util.ArrayList; 240import java.util.Arrays; 241import java.util.Collection; 242import java.util.Collections; 243import java.util.Comparator; 244import java.util.Date; 245import java.util.Iterator; 246import java.util.List; 247import java.util.Map; 248import java.util.Objects; 249import java.util.Set; 250import java.util.concurrent.CountDownLatch; 251import java.util.concurrent.TimeUnit; 252import java.util.concurrent.atomic.AtomicBoolean; 253import java.util.concurrent.atomic.AtomicInteger; 254import java.util.concurrent.atomic.AtomicLong; 255 256/** 257 * Keep track of all those .apks everywhere. 258 * 259 * This is very central to the platform's security; please run the unit 260 * tests whenever making modifications here: 261 * 262runtest -c android.content.pm.PackageManagerTests frameworks-core 263 * 264 * {@hide} 265 */ 266public class PackageManagerService extends IPackageManager.Stub { 267 static final String TAG = "PackageManager"; 268 static final boolean DEBUG_SETTINGS = false; 269 static final boolean DEBUG_PREFERRED = false; 270 static final boolean DEBUG_UPGRADE = false; 271 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 272 private static final boolean DEBUG_BACKUP = true; 273 private static final boolean DEBUG_INSTALL = false; 274 private static final boolean DEBUG_REMOVE = false; 275 private static final boolean DEBUG_BROADCASTS = false; 276 private static final boolean DEBUG_SHOW_INFO = false; 277 private static final boolean DEBUG_PACKAGE_INFO = false; 278 private static final boolean DEBUG_INTENT_MATCHING = false; 279 private static final boolean DEBUG_PACKAGE_SCANNING = false; 280 private static final boolean DEBUG_VERIFY = false; 281 private static final boolean DEBUG_DEXOPT = false; 282 private static final boolean DEBUG_ABI_SELECTION = false; 283 284 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 285 286 private static final int RADIO_UID = Process.PHONE_UID; 287 private static final int LOG_UID = Process.LOG_UID; 288 private static final int NFC_UID = Process.NFC_UID; 289 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 290 private static final int SHELL_UID = Process.SHELL_UID; 291 292 // Cap the size of permission trees that 3rd party apps can define 293 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 294 295 // Suffix used during package installation when copying/moving 296 // package apks to install directory. 297 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 298 299 static final int SCAN_NO_DEX = 1<<1; 300 static final int SCAN_FORCE_DEX = 1<<2; 301 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 302 static final int SCAN_NEW_INSTALL = 1<<4; 303 static final int SCAN_NO_PATHS = 1<<5; 304 static final int SCAN_UPDATE_TIME = 1<<6; 305 static final int SCAN_DEFER_DEX = 1<<7; 306 static final int SCAN_BOOTING = 1<<8; 307 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 308 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 309 static final int SCAN_REQUIRE_KNOWN = 1<<12; 310 static final int SCAN_MOVE = 1<<13; 311 static final int SCAN_INITIAL = 1<<14; 312 313 static final int REMOVE_CHATTY = 1<<16; 314 315 private static final int[] EMPTY_INT_ARRAY = new int[0]; 316 317 /** 318 * Timeout (in milliseconds) after which the watchdog should declare that 319 * our handler thread is wedged. The usual default for such things is one 320 * minute but we sometimes do very lengthy I/O operations on this thread, 321 * such as installing multi-gigabyte applications, so ours needs to be longer. 322 */ 323 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 324 325 /** 326 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 327 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 328 * settings entry if available, otherwise we use the hardcoded default. If it's been 329 * more than this long since the last fstrim, we force one during the boot sequence. 330 * 331 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 332 * one gets run at the next available charging+idle time. This final mandatory 333 * no-fstrim check kicks in only of the other scheduling criteria is never met. 334 */ 335 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 336 337 /** 338 * Whether verification is enabled by default. 339 */ 340 private static final boolean DEFAULT_VERIFY_ENABLE = true; 341 342 /** 343 * The default maximum time to wait for the verification agent to return in 344 * milliseconds. 345 */ 346 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 347 348 /** 349 * The default response for package verification timeout. 350 * 351 * This can be either PackageManager.VERIFICATION_ALLOW or 352 * PackageManager.VERIFICATION_REJECT. 353 */ 354 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 355 356 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 357 358 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 359 DEFAULT_CONTAINER_PACKAGE, 360 "com.android.defcontainer.DefaultContainerService"); 361 362 private static final String KILL_APP_REASON_GIDS_CHANGED = 363 "permission grant or revoke changed gids"; 364 365 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 366 "permissions revoked"; 367 368 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 369 370 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 371 372 /** Permission grant: not grant the permission. */ 373 private static final int GRANT_DENIED = 1; 374 375 /** Permission grant: grant the permission as an install permission. */ 376 private static final int GRANT_INSTALL = 2; 377 378 /** Permission grant: grant the permission as an install permission for a legacy app. */ 379 private static final int GRANT_INSTALL_LEGACY = 3; 380 381 /** Permission grant: grant the permission as a runtime one. */ 382 private static final int GRANT_RUNTIME = 4; 383 384 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 385 private static final int GRANT_UPGRADE = 5; 386 387 final ServiceThread mHandlerThread; 388 389 final PackageHandler mHandler; 390 391 /** 392 * Messages for {@link #mHandler} that need to wait for system ready before 393 * being dispatched. 394 */ 395 private ArrayList<Message> mPostSystemReadyMessages; 396 397 final int mSdkVersion = Build.VERSION.SDK_INT; 398 399 final Context mContext; 400 final boolean mFactoryTest; 401 final boolean mOnlyCore; 402 final boolean mLazyDexOpt; 403 final long mDexOptLRUThresholdInMills; 404 final DisplayMetrics mMetrics; 405 final int mDefParseFlags; 406 final String[] mSeparateProcesses; 407 final boolean mIsUpgrade; 408 409 // This is where all application persistent data goes. 410 final File mAppDataDir; 411 412 // This is where all application persistent data goes for secondary users. 413 final File mUserAppDataDir; 414 415 /** The location for ASEC container files on internal storage. */ 416 final String mAsecInternalPath; 417 418 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 419 // LOCK HELD. Can be called with mInstallLock held. 420 final Installer mInstaller; 421 422 /** Directory where installed third-party apps stored */ 423 final File mAppInstallDir; 424 425 /** 426 * Directory to which applications installed internally have their 427 * 32 bit native libraries copied. 428 */ 429 private File mAppLib32InstallDir; 430 431 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 432 // apps. 433 final File mDrmAppPrivateInstallDir; 434 435 // ---------------------------------------------------------------- 436 437 // Lock for state used when installing and doing other long running 438 // operations. Methods that must be called with this lock held have 439 // the suffix "LI". 440 final Object mInstallLock = new Object(); 441 442 // ---------------------------------------------------------------- 443 444 // Keys are String (package name), values are Package. This also serves 445 // as the lock for the global state. Methods that must be called with 446 // this lock held have the prefix "LP". 447 final ArrayMap<String, PackageParser.Package> mPackages = 448 new ArrayMap<String, PackageParser.Package>(); 449 450 // Tracks available target package names -> overlay package paths. 451 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 452 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 453 454 final Settings mSettings; 455 boolean mRestoredSettings; 456 457 // System configuration read by SystemConfig. 458 final int[] mGlobalGids; 459 final SparseArray<ArraySet<String>> mSystemPermissions; 460 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 461 462 // If mac_permissions.xml was found for seinfo labeling. 463 boolean mFoundPolicyFile; 464 465 // If a recursive restorecon of /data/data/<pkg> is needed. 466 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 467 468 public static final class SharedLibraryEntry { 469 public final String path; 470 public final String apk; 471 472 SharedLibraryEntry(String _path, String _apk) { 473 path = _path; 474 apk = _apk; 475 } 476 } 477 478 // Currently known shared libraries. 479 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 480 new ArrayMap<String, SharedLibraryEntry>(); 481 482 // All available activities, for your resolving pleasure. 483 final ActivityIntentResolver mActivities = 484 new ActivityIntentResolver(); 485 486 // All available receivers, for your resolving pleasure. 487 final ActivityIntentResolver mReceivers = 488 new ActivityIntentResolver(); 489 490 // All available services, for your resolving pleasure. 491 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 492 493 // All available providers, for your resolving pleasure. 494 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 495 496 // Mapping from provider base names (first directory in content URI codePath) 497 // to the provider information. 498 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 499 new ArrayMap<String, PackageParser.Provider>(); 500 501 // Mapping from instrumentation class names to info about them. 502 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 503 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 504 505 // Mapping from permission names to info about them. 506 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 507 new ArrayMap<String, PackageParser.PermissionGroup>(); 508 509 // Packages whose data we have transfered into another package, thus 510 // should no longer exist. 511 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 512 513 // Broadcast actions that are only available to the system. 514 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 515 516 /** List of packages waiting for verification. */ 517 final SparseArray<PackageVerificationState> mPendingVerification 518 = new SparseArray<PackageVerificationState>(); 519 520 /** Set of packages associated with each app op permission. */ 521 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 522 523 final PackageInstallerService mInstallerService; 524 525 private final PackageDexOptimizer mPackageDexOptimizer; 526 527 private AtomicInteger mNextMoveId = new AtomicInteger(); 528 private final MoveCallbacks mMoveCallbacks; 529 530 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 531 532 // Cache of users who need badging. 533 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 534 535 /** Token for keys in mPendingVerification. */ 536 private int mPendingVerificationToken = 0; 537 538 volatile boolean mSystemReady; 539 volatile boolean mSafeMode; 540 volatile boolean mHasSystemUidErrors; 541 542 ApplicationInfo mAndroidApplication; 543 final ActivityInfo mResolveActivity = new ActivityInfo(); 544 final ResolveInfo mResolveInfo = new ResolveInfo(); 545 ComponentName mResolveComponentName; 546 PackageParser.Package mPlatformPackage; 547 ComponentName mCustomResolverComponentName; 548 549 boolean mResolverReplaced = false; 550 551 private final ComponentName mIntentFilterVerifierComponent; 552 private int mIntentFilterVerificationToken = 0; 553 554 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 555 = new SparseArray<IntentFilterVerificationState>(); 556 557 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 558 new DefaultPermissionGrantPolicy(this); 559 560 private static class IFVerificationParams { 561 PackageParser.Package pkg; 562 boolean replacing; 563 int userId; 564 int verifierUid; 565 566 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 567 int _userId, int _verifierUid) { 568 pkg = _pkg; 569 replacing = _replacing; 570 userId = _userId; 571 replacing = _replacing; 572 verifierUid = _verifierUid; 573 } 574 } 575 576 private interface IntentFilterVerifier<T extends IntentFilter> { 577 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 578 T filter, String packageName); 579 void startVerifications(int userId); 580 void receiveVerificationResponse(int verificationId); 581 } 582 583 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 584 private Context mContext; 585 private ComponentName mIntentFilterVerifierComponent; 586 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 587 588 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 589 mContext = context; 590 mIntentFilterVerifierComponent = verifierComponent; 591 } 592 593 private String getDefaultScheme() { 594 return IntentFilter.SCHEME_HTTPS; 595 } 596 597 @Override 598 public void startVerifications(int userId) { 599 // Launch verifications requests 600 int count = mCurrentIntentFilterVerifications.size(); 601 for (int n=0; n<count; n++) { 602 int verificationId = mCurrentIntentFilterVerifications.get(n); 603 final IntentFilterVerificationState ivs = 604 mIntentFilterVerificationStates.get(verificationId); 605 606 String packageName = ivs.getPackageName(); 607 608 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 609 final int filterCount = filters.size(); 610 ArraySet<String> domainsSet = new ArraySet<>(); 611 for (int m=0; m<filterCount; m++) { 612 PackageParser.ActivityIntentInfo filter = filters.get(m); 613 domainsSet.addAll(filter.getHostsList()); 614 } 615 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 616 synchronized (mPackages) { 617 if (mSettings.createIntentFilterVerificationIfNeededLPw( 618 packageName, domainsList) != null) { 619 scheduleWriteSettingsLocked(); 620 } 621 } 622 sendVerificationRequest(userId, verificationId, ivs); 623 } 624 mCurrentIntentFilterVerifications.clear(); 625 } 626 627 private void sendVerificationRequest(int userId, int verificationId, 628 IntentFilterVerificationState ivs) { 629 630 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 631 verificationIntent.putExtra( 632 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 633 verificationId); 634 verificationIntent.putExtra( 635 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 636 getDefaultScheme()); 637 verificationIntent.putExtra( 638 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 639 ivs.getHostsString()); 640 verificationIntent.putExtra( 641 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 642 ivs.getPackageName()); 643 verificationIntent.setComponent(mIntentFilterVerifierComponent); 644 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 645 646 UserHandle user = new UserHandle(userId); 647 mContext.sendBroadcastAsUser(verificationIntent, user); 648 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 649 "Sending IntentFilter verification broadcast"); 650 } 651 652 public void receiveVerificationResponse(int verificationId) { 653 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 654 655 final boolean verified = ivs.isVerified(); 656 657 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 658 final int count = filters.size(); 659 if (DEBUG_DOMAIN_VERIFICATION) { 660 Slog.i(TAG, "Received verification response " + verificationId 661 + " for " + count + " filters, verified=" + verified); 662 } 663 for (int n=0; n<count; n++) { 664 PackageParser.ActivityIntentInfo filter = filters.get(n); 665 filter.setVerified(verified); 666 667 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 668 + " verified with result:" + verified + " and hosts:" 669 + ivs.getHostsString()); 670 } 671 672 mIntentFilterVerificationStates.remove(verificationId); 673 674 final String packageName = ivs.getPackageName(); 675 IntentFilterVerificationInfo ivi = null; 676 677 synchronized (mPackages) { 678 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 679 } 680 if (ivi == null) { 681 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 682 + verificationId + " packageName:" + packageName); 683 return; 684 } 685 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 686 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 687 688 synchronized (mPackages) { 689 if (verified) { 690 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 691 } else { 692 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 693 } 694 scheduleWriteSettingsLocked(); 695 696 final int userId = ivs.getUserId(); 697 if (userId != UserHandle.USER_ALL) { 698 final int userStatus = 699 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 700 701 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 702 boolean needUpdate = false; 703 704 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 705 // already been set by the User thru the Disambiguation dialog 706 switch (userStatus) { 707 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 708 if (verified) { 709 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 710 } else { 711 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 712 } 713 needUpdate = true; 714 break; 715 716 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 717 if (verified) { 718 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 719 needUpdate = true; 720 } 721 break; 722 723 default: 724 // Nothing to do 725 } 726 727 if (needUpdate) { 728 mSettings.updateIntentFilterVerificationStatusLPw( 729 packageName, updatedStatus, userId); 730 scheduleWritePackageRestrictionsLocked(userId); 731 } 732 } 733 } 734 } 735 736 @Override 737 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 738 ActivityIntentInfo filter, String packageName) { 739 if (!hasValidDomains(filter)) { 740 return false; 741 } 742 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 743 if (ivs == null) { 744 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 745 packageName); 746 } 747 if (DEBUG_DOMAIN_VERIFICATION) { 748 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 749 } 750 ivs.addFilter(filter); 751 return true; 752 } 753 754 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 755 int userId, int verificationId, String packageName) { 756 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 757 verifierUid, userId, packageName); 758 ivs.setPendingState(); 759 synchronized (mPackages) { 760 mIntentFilterVerificationStates.append(verificationId, ivs); 761 mCurrentIntentFilterVerifications.add(verificationId); 762 } 763 return ivs; 764 } 765 } 766 767 private static boolean hasValidDomains(ActivityIntentInfo filter) { 768 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 769 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 770 if (!hasHTTPorHTTPS) { 771 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 772 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 773 return false; 774 } 775 return true; 776 } 777 778 private IntentFilterVerifier mIntentFilterVerifier; 779 780 // Set of pending broadcasts for aggregating enable/disable of components. 781 static class PendingPackageBroadcasts { 782 // for each user id, a map of <package name -> components within that package> 783 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 784 785 public PendingPackageBroadcasts() { 786 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 787 } 788 789 public ArrayList<String> get(int userId, String packageName) { 790 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 791 return packages.get(packageName); 792 } 793 794 public void put(int userId, String packageName, ArrayList<String> components) { 795 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 796 packages.put(packageName, components); 797 } 798 799 public void remove(int userId, String packageName) { 800 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 801 if (packages != null) { 802 packages.remove(packageName); 803 } 804 } 805 806 public void remove(int userId) { 807 mUidMap.remove(userId); 808 } 809 810 public int userIdCount() { 811 return mUidMap.size(); 812 } 813 814 public int userIdAt(int n) { 815 return mUidMap.keyAt(n); 816 } 817 818 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 819 return mUidMap.get(userId); 820 } 821 822 public int size() { 823 // total number of pending broadcast entries across all userIds 824 int num = 0; 825 for (int i = 0; i< mUidMap.size(); i++) { 826 num += mUidMap.valueAt(i).size(); 827 } 828 return num; 829 } 830 831 public void clear() { 832 mUidMap.clear(); 833 } 834 835 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 836 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 837 if (map == null) { 838 map = new ArrayMap<String, ArrayList<String>>(); 839 mUidMap.put(userId, map); 840 } 841 return map; 842 } 843 } 844 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 845 846 // Service Connection to remote media container service to copy 847 // package uri's from external media onto secure containers 848 // or internal storage. 849 private IMediaContainerService mContainerService = null; 850 851 static final int SEND_PENDING_BROADCAST = 1; 852 static final int MCS_BOUND = 3; 853 static final int END_COPY = 4; 854 static final int INIT_COPY = 5; 855 static final int MCS_UNBIND = 6; 856 static final int START_CLEANING_PACKAGE = 7; 857 static final int FIND_INSTALL_LOC = 8; 858 static final int POST_INSTALL = 9; 859 static final int MCS_RECONNECT = 10; 860 static final int MCS_GIVE_UP = 11; 861 static final int UPDATED_MEDIA_STATUS = 12; 862 static final int WRITE_SETTINGS = 13; 863 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 864 static final int PACKAGE_VERIFIED = 15; 865 static final int CHECK_PENDING_VERIFICATION = 16; 866 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 867 static final int INTENT_FILTER_VERIFIED = 18; 868 869 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 870 871 // Delay time in millisecs 872 static final int BROADCAST_DELAY = 10 * 1000; 873 874 static UserManagerService sUserManager; 875 876 // Stores a list of users whose package restrictions file needs to be updated 877 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 878 879 final private DefaultContainerConnection mDefContainerConn = 880 new DefaultContainerConnection(); 881 class DefaultContainerConnection implements ServiceConnection { 882 public void onServiceConnected(ComponentName name, IBinder service) { 883 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 884 IMediaContainerService imcs = 885 IMediaContainerService.Stub.asInterface(service); 886 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 887 } 888 889 public void onServiceDisconnected(ComponentName name) { 890 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 891 } 892 } 893 894 // Recordkeeping of restore-after-install operations that are currently in flight 895 // between the Package Manager and the Backup Manager 896 class PostInstallData { 897 public InstallArgs args; 898 public PackageInstalledInfo res; 899 900 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 901 args = _a; 902 res = _r; 903 } 904 } 905 906 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 907 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 908 909 // XML tags for backup/restore of various bits of state 910 private static final String TAG_PREFERRED_BACKUP = "pa"; 911 private static final String TAG_DEFAULT_APPS = "da"; 912 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 913 914 private final String mRequiredVerifierPackage; 915 916 private final PackageUsage mPackageUsage = new PackageUsage(); 917 918 private class PackageUsage { 919 private static final int WRITE_INTERVAL 920 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 921 922 private final Object mFileLock = new Object(); 923 private final AtomicLong mLastWritten = new AtomicLong(0); 924 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 925 926 private boolean mIsHistoricalPackageUsageAvailable = true; 927 928 boolean isHistoricalPackageUsageAvailable() { 929 return mIsHistoricalPackageUsageAvailable; 930 } 931 932 void write(boolean force) { 933 if (force) { 934 writeInternal(); 935 return; 936 } 937 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 938 && !DEBUG_DEXOPT) { 939 return; 940 } 941 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 942 new Thread("PackageUsage_DiskWriter") { 943 @Override 944 public void run() { 945 try { 946 writeInternal(); 947 } finally { 948 mBackgroundWriteRunning.set(false); 949 } 950 } 951 }.start(); 952 } 953 } 954 955 private void writeInternal() { 956 synchronized (mPackages) { 957 synchronized (mFileLock) { 958 AtomicFile file = getFile(); 959 FileOutputStream f = null; 960 try { 961 f = file.startWrite(); 962 BufferedOutputStream out = new BufferedOutputStream(f); 963 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 964 StringBuilder sb = new StringBuilder(); 965 for (PackageParser.Package pkg : mPackages.values()) { 966 if (pkg.mLastPackageUsageTimeInMills == 0) { 967 continue; 968 } 969 sb.setLength(0); 970 sb.append(pkg.packageName); 971 sb.append(' '); 972 sb.append((long)pkg.mLastPackageUsageTimeInMills); 973 sb.append('\n'); 974 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 975 } 976 out.flush(); 977 file.finishWrite(f); 978 } catch (IOException e) { 979 if (f != null) { 980 file.failWrite(f); 981 } 982 Log.e(TAG, "Failed to write package usage times", e); 983 } 984 } 985 } 986 mLastWritten.set(SystemClock.elapsedRealtime()); 987 } 988 989 void readLP() { 990 synchronized (mFileLock) { 991 AtomicFile file = getFile(); 992 BufferedInputStream in = null; 993 try { 994 in = new BufferedInputStream(file.openRead()); 995 StringBuffer sb = new StringBuffer(); 996 while (true) { 997 String packageName = readToken(in, sb, ' '); 998 if (packageName == null) { 999 break; 1000 } 1001 String timeInMillisString = readToken(in, sb, '\n'); 1002 if (timeInMillisString == null) { 1003 throw new IOException("Failed to find last usage time for package " 1004 + packageName); 1005 } 1006 PackageParser.Package pkg = mPackages.get(packageName); 1007 if (pkg == null) { 1008 continue; 1009 } 1010 long timeInMillis; 1011 try { 1012 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1013 } catch (NumberFormatException e) { 1014 throw new IOException("Failed to parse " + timeInMillisString 1015 + " as a long.", e); 1016 } 1017 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1018 } 1019 } catch (FileNotFoundException expected) { 1020 mIsHistoricalPackageUsageAvailable = false; 1021 } catch (IOException e) { 1022 Log.w(TAG, "Failed to read package usage times", e); 1023 } finally { 1024 IoUtils.closeQuietly(in); 1025 } 1026 } 1027 mLastWritten.set(SystemClock.elapsedRealtime()); 1028 } 1029 1030 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1031 throws IOException { 1032 sb.setLength(0); 1033 while (true) { 1034 int ch = in.read(); 1035 if (ch == -1) { 1036 if (sb.length() == 0) { 1037 return null; 1038 } 1039 throw new IOException("Unexpected EOF"); 1040 } 1041 if (ch == endOfToken) { 1042 return sb.toString(); 1043 } 1044 sb.append((char)ch); 1045 } 1046 } 1047 1048 private AtomicFile getFile() { 1049 File dataDir = Environment.getDataDirectory(); 1050 File systemDir = new File(dataDir, "system"); 1051 File fname = new File(systemDir, "package-usage.list"); 1052 return new AtomicFile(fname); 1053 } 1054 } 1055 1056 class PackageHandler extends Handler { 1057 private boolean mBound = false; 1058 final ArrayList<HandlerParams> mPendingInstalls = 1059 new ArrayList<HandlerParams>(); 1060 1061 private boolean connectToService() { 1062 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1063 " DefaultContainerService"); 1064 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1065 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1066 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1067 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1068 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1069 mBound = true; 1070 return true; 1071 } 1072 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1073 return false; 1074 } 1075 1076 private void disconnectService() { 1077 mContainerService = null; 1078 mBound = false; 1079 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1080 mContext.unbindService(mDefContainerConn); 1081 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1082 } 1083 1084 PackageHandler(Looper looper) { 1085 super(looper); 1086 } 1087 1088 public void handleMessage(Message msg) { 1089 try { 1090 doHandleMessage(msg); 1091 } finally { 1092 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1093 } 1094 } 1095 1096 void doHandleMessage(Message msg) { 1097 switch (msg.what) { 1098 case INIT_COPY: { 1099 HandlerParams params = (HandlerParams) msg.obj; 1100 int idx = mPendingInstalls.size(); 1101 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1102 // If a bind was already initiated we dont really 1103 // need to do anything. The pending install 1104 // will be processed later on. 1105 if (!mBound) { 1106 // If this is the only one pending we might 1107 // have to bind to the service again. 1108 if (!connectToService()) { 1109 Slog.e(TAG, "Failed to bind to media container service"); 1110 params.serviceError(); 1111 return; 1112 } else { 1113 // Once we bind to the service, the first 1114 // pending request will be processed. 1115 mPendingInstalls.add(idx, params); 1116 } 1117 } else { 1118 mPendingInstalls.add(idx, params); 1119 // Already bound to the service. Just make 1120 // sure we trigger off processing the first request. 1121 if (idx == 0) { 1122 mHandler.sendEmptyMessage(MCS_BOUND); 1123 } 1124 } 1125 break; 1126 } 1127 case MCS_BOUND: { 1128 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1129 if (msg.obj != null) { 1130 mContainerService = (IMediaContainerService) msg.obj; 1131 } 1132 if (mContainerService == null) { 1133 if (!mBound) { 1134 // Something seriously wrong since we are not bound and we are not 1135 // waiting for connection. Bail out. 1136 Slog.e(TAG, "Cannot bind to media container service"); 1137 for (HandlerParams params : mPendingInstalls) { 1138 // Indicate service bind error 1139 params.serviceError(); 1140 } 1141 mPendingInstalls.clear(); 1142 } else { 1143 Slog.w(TAG, "Waiting to connect to media container service"); 1144 } 1145 } else if (mPendingInstalls.size() > 0) { 1146 HandlerParams params = mPendingInstalls.get(0); 1147 if (params != null) { 1148 if (params.startCopy()) { 1149 // We are done... look for more work or to 1150 // go idle. 1151 if (DEBUG_SD_INSTALL) Log.i(TAG, 1152 "Checking for more work or unbind..."); 1153 // Delete pending install 1154 if (mPendingInstalls.size() > 0) { 1155 mPendingInstalls.remove(0); 1156 } 1157 if (mPendingInstalls.size() == 0) { 1158 if (mBound) { 1159 if (DEBUG_SD_INSTALL) Log.i(TAG, 1160 "Posting delayed MCS_UNBIND"); 1161 removeMessages(MCS_UNBIND); 1162 Message ubmsg = obtainMessage(MCS_UNBIND); 1163 // Unbind after a little delay, to avoid 1164 // continual thrashing. 1165 sendMessageDelayed(ubmsg, 10000); 1166 } 1167 } else { 1168 // There are more pending requests in queue. 1169 // Just post MCS_BOUND message to trigger processing 1170 // of next pending install. 1171 if (DEBUG_SD_INSTALL) Log.i(TAG, 1172 "Posting MCS_BOUND for next work"); 1173 mHandler.sendEmptyMessage(MCS_BOUND); 1174 } 1175 } 1176 } 1177 } else { 1178 // Should never happen ideally. 1179 Slog.w(TAG, "Empty queue"); 1180 } 1181 break; 1182 } 1183 case MCS_RECONNECT: { 1184 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1185 if (mPendingInstalls.size() > 0) { 1186 if (mBound) { 1187 disconnectService(); 1188 } 1189 if (!connectToService()) { 1190 Slog.e(TAG, "Failed to bind to media container service"); 1191 for (HandlerParams params : mPendingInstalls) { 1192 // Indicate service bind error 1193 params.serviceError(); 1194 } 1195 mPendingInstalls.clear(); 1196 } 1197 } 1198 break; 1199 } 1200 case MCS_UNBIND: { 1201 // If there is no actual work left, then time to unbind. 1202 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1203 1204 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1205 if (mBound) { 1206 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1207 1208 disconnectService(); 1209 } 1210 } else if (mPendingInstalls.size() > 0) { 1211 // There are more pending requests in queue. 1212 // Just post MCS_BOUND message to trigger processing 1213 // of next pending install. 1214 mHandler.sendEmptyMessage(MCS_BOUND); 1215 } 1216 1217 break; 1218 } 1219 case MCS_GIVE_UP: { 1220 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1221 mPendingInstalls.remove(0); 1222 break; 1223 } 1224 case SEND_PENDING_BROADCAST: { 1225 String packages[]; 1226 ArrayList<String> components[]; 1227 int size = 0; 1228 int uids[]; 1229 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1230 synchronized (mPackages) { 1231 if (mPendingBroadcasts == null) { 1232 return; 1233 } 1234 size = mPendingBroadcasts.size(); 1235 if (size <= 0) { 1236 // Nothing to be done. Just return 1237 return; 1238 } 1239 packages = new String[size]; 1240 components = new ArrayList[size]; 1241 uids = new int[size]; 1242 int i = 0; // filling out the above arrays 1243 1244 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1245 int packageUserId = mPendingBroadcasts.userIdAt(n); 1246 Iterator<Map.Entry<String, ArrayList<String>>> it 1247 = mPendingBroadcasts.packagesForUserId(packageUserId) 1248 .entrySet().iterator(); 1249 while (it.hasNext() && i < size) { 1250 Map.Entry<String, ArrayList<String>> ent = it.next(); 1251 packages[i] = ent.getKey(); 1252 components[i] = ent.getValue(); 1253 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1254 uids[i] = (ps != null) 1255 ? UserHandle.getUid(packageUserId, ps.appId) 1256 : -1; 1257 i++; 1258 } 1259 } 1260 size = i; 1261 mPendingBroadcasts.clear(); 1262 } 1263 // Send broadcasts 1264 for (int i = 0; i < size; i++) { 1265 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1266 } 1267 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1268 break; 1269 } 1270 case START_CLEANING_PACKAGE: { 1271 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1272 final String packageName = (String)msg.obj; 1273 final int userId = msg.arg1; 1274 final boolean andCode = msg.arg2 != 0; 1275 synchronized (mPackages) { 1276 if (userId == UserHandle.USER_ALL) { 1277 int[] users = sUserManager.getUserIds(); 1278 for (int user : users) { 1279 mSettings.addPackageToCleanLPw( 1280 new PackageCleanItem(user, packageName, andCode)); 1281 } 1282 } else { 1283 mSettings.addPackageToCleanLPw( 1284 new PackageCleanItem(userId, packageName, andCode)); 1285 } 1286 } 1287 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1288 startCleaningPackages(); 1289 } break; 1290 case POST_INSTALL: { 1291 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1292 PostInstallData data = mRunningInstalls.get(msg.arg1); 1293 mRunningInstalls.delete(msg.arg1); 1294 boolean deleteOld = false; 1295 1296 if (data != null) { 1297 InstallArgs args = data.args; 1298 PackageInstalledInfo res = data.res; 1299 1300 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1301 res.removedInfo.sendBroadcast(false, true, false); 1302 Bundle extras = new Bundle(1); 1303 extras.putInt(Intent.EXTRA_UID, res.uid); 1304 1305 // Now that we successfully installed the package, grant runtime 1306 // permissions if requested before broadcasting the install. 1307 if ((args.installFlags 1308 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1309 grantRequestedRuntimePermissions(res.pkg, 1310 args.user.getIdentifier()); 1311 } 1312 1313 // Determine the set of users who are adding this 1314 // package for the first time vs. those who are seeing 1315 // an update. 1316 int[] firstUsers; 1317 int[] updateUsers = new int[0]; 1318 if (res.origUsers == null || res.origUsers.length == 0) { 1319 firstUsers = res.newUsers; 1320 } else { 1321 firstUsers = new int[0]; 1322 for (int i=0; i<res.newUsers.length; i++) { 1323 int user = res.newUsers[i]; 1324 boolean isNew = true; 1325 for (int j=0; j<res.origUsers.length; j++) { 1326 if (res.origUsers[j] == user) { 1327 isNew = false; 1328 break; 1329 } 1330 } 1331 if (isNew) { 1332 int[] newFirst = new int[firstUsers.length+1]; 1333 System.arraycopy(firstUsers, 0, newFirst, 0, 1334 firstUsers.length); 1335 newFirst[firstUsers.length] = user; 1336 firstUsers = newFirst; 1337 } else { 1338 int[] newUpdate = new int[updateUsers.length+1]; 1339 System.arraycopy(updateUsers, 0, newUpdate, 0, 1340 updateUsers.length); 1341 newUpdate[updateUsers.length] = user; 1342 updateUsers = newUpdate; 1343 } 1344 } 1345 } 1346 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1347 res.pkg.applicationInfo.packageName, 1348 extras, null, null, firstUsers); 1349 final boolean update = res.removedInfo.removedPackage != null; 1350 if (update) { 1351 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1352 } 1353 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1354 res.pkg.applicationInfo.packageName, 1355 extras, null, null, updateUsers); 1356 if (update) { 1357 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1358 res.pkg.applicationInfo.packageName, 1359 extras, null, null, updateUsers); 1360 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1361 null, null, 1362 res.pkg.applicationInfo.packageName, null, updateUsers); 1363 1364 // treat asec-hosted packages like removable media on upgrade 1365 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1366 if (DEBUG_INSTALL) { 1367 Slog.i(TAG, "upgrading pkg " + res.pkg 1368 + " is ASEC-hosted -> AVAILABLE"); 1369 } 1370 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1371 ArrayList<String> pkgList = new ArrayList<String>(1); 1372 pkgList.add(res.pkg.applicationInfo.packageName); 1373 sendResourcesChangedBroadcast(true, true, 1374 pkgList,uidArray, null); 1375 } 1376 } 1377 if (res.removedInfo.args != null) { 1378 // Remove the replaced package's older resources safely now 1379 deleteOld = true; 1380 } 1381 1382 // Log current value of "unknown sources" setting 1383 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1384 getUnknownSourcesSettings()); 1385 } 1386 // Force a gc to clear up things 1387 Runtime.getRuntime().gc(); 1388 // We delete after a gc for applications on sdcard. 1389 if (deleteOld) { 1390 synchronized (mInstallLock) { 1391 res.removedInfo.args.doPostDeleteLI(true); 1392 } 1393 } 1394 if (args.observer != null) { 1395 try { 1396 Bundle extras = extrasForInstallResult(res); 1397 args.observer.onPackageInstalled(res.name, res.returnCode, 1398 res.returnMsg, extras); 1399 } catch (RemoteException e) { 1400 Slog.i(TAG, "Observer no longer exists."); 1401 } 1402 } 1403 } else { 1404 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1405 } 1406 } break; 1407 case UPDATED_MEDIA_STATUS: { 1408 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1409 boolean reportStatus = msg.arg1 == 1; 1410 boolean doGc = msg.arg2 == 1; 1411 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1412 if (doGc) { 1413 // Force a gc to clear up stale containers. 1414 Runtime.getRuntime().gc(); 1415 } 1416 if (msg.obj != null) { 1417 @SuppressWarnings("unchecked") 1418 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1419 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1420 // Unload containers 1421 unloadAllContainers(args); 1422 } 1423 if (reportStatus) { 1424 try { 1425 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1426 PackageHelper.getMountService().finishMediaUpdate(); 1427 } catch (RemoteException e) { 1428 Log.e(TAG, "MountService not running?"); 1429 } 1430 } 1431 } break; 1432 case WRITE_SETTINGS: { 1433 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1434 synchronized (mPackages) { 1435 removeMessages(WRITE_SETTINGS); 1436 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1437 mSettings.writeLPr(); 1438 mDirtyUsers.clear(); 1439 } 1440 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1441 } break; 1442 case WRITE_PACKAGE_RESTRICTIONS: { 1443 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1444 synchronized (mPackages) { 1445 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1446 for (int userId : mDirtyUsers) { 1447 mSettings.writePackageRestrictionsLPr(userId); 1448 } 1449 mDirtyUsers.clear(); 1450 } 1451 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1452 } break; 1453 case CHECK_PENDING_VERIFICATION: { 1454 final int verificationId = msg.arg1; 1455 final PackageVerificationState state = mPendingVerification.get(verificationId); 1456 1457 if ((state != null) && !state.timeoutExtended()) { 1458 final InstallArgs args = state.getInstallArgs(); 1459 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1460 1461 Slog.i(TAG, "Verification timed out for " + originUri); 1462 mPendingVerification.remove(verificationId); 1463 1464 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1465 1466 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1467 Slog.i(TAG, "Continuing with installation of " + originUri); 1468 state.setVerifierResponse(Binder.getCallingUid(), 1469 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1470 broadcastPackageVerified(verificationId, originUri, 1471 PackageManager.VERIFICATION_ALLOW, 1472 state.getInstallArgs().getUser()); 1473 try { 1474 ret = args.copyApk(mContainerService, true); 1475 } catch (RemoteException e) { 1476 Slog.e(TAG, "Could not contact the ContainerService"); 1477 } 1478 } else { 1479 broadcastPackageVerified(verificationId, originUri, 1480 PackageManager.VERIFICATION_REJECT, 1481 state.getInstallArgs().getUser()); 1482 } 1483 1484 processPendingInstall(args, ret); 1485 mHandler.sendEmptyMessage(MCS_UNBIND); 1486 } 1487 break; 1488 } 1489 case PACKAGE_VERIFIED: { 1490 final int verificationId = msg.arg1; 1491 1492 final PackageVerificationState state = mPendingVerification.get(verificationId); 1493 if (state == null) { 1494 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1495 break; 1496 } 1497 1498 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1499 1500 state.setVerifierResponse(response.callerUid, response.code); 1501 1502 if (state.isVerificationComplete()) { 1503 mPendingVerification.remove(verificationId); 1504 1505 final InstallArgs args = state.getInstallArgs(); 1506 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1507 1508 int ret; 1509 if (state.isInstallAllowed()) { 1510 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1511 broadcastPackageVerified(verificationId, originUri, 1512 response.code, state.getInstallArgs().getUser()); 1513 try { 1514 ret = args.copyApk(mContainerService, true); 1515 } catch (RemoteException e) { 1516 Slog.e(TAG, "Could not contact the ContainerService"); 1517 } 1518 } else { 1519 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1520 } 1521 1522 processPendingInstall(args, ret); 1523 1524 mHandler.sendEmptyMessage(MCS_UNBIND); 1525 } 1526 1527 break; 1528 } 1529 case START_INTENT_FILTER_VERIFICATIONS: { 1530 IFVerificationParams params = (IFVerificationParams) msg.obj; 1531 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1532 params.replacing, params.pkg); 1533 break; 1534 } 1535 case INTENT_FILTER_VERIFIED: { 1536 final int verificationId = msg.arg1; 1537 1538 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1539 verificationId); 1540 if (state == null) { 1541 Slog.w(TAG, "Invalid IntentFilter verification token " 1542 + verificationId + " received"); 1543 break; 1544 } 1545 1546 final int userId = state.getUserId(); 1547 1548 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1549 "Processing IntentFilter verification with token:" 1550 + verificationId + " and userId:" + userId); 1551 1552 final IntentFilterVerificationResponse response = 1553 (IntentFilterVerificationResponse) msg.obj; 1554 1555 state.setVerifierResponse(response.callerUid, response.code); 1556 1557 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1558 "IntentFilter verification with token:" + verificationId 1559 + " and userId:" + userId 1560 + " is settings verifier response with response code:" 1561 + response.code); 1562 1563 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1564 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1565 + response.getFailedDomainsString()); 1566 } 1567 1568 if (state.isVerificationComplete()) { 1569 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1570 } else { 1571 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1572 "IntentFilter verification with token:" + verificationId 1573 + " was not said to be complete"); 1574 } 1575 1576 break; 1577 } 1578 } 1579 } 1580 } 1581 1582 private StorageEventListener mStorageListener = new StorageEventListener() { 1583 @Override 1584 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1585 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1586 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1587 // TODO: ensure that private directories exist for all active users 1588 // TODO: remove user data whose serial number doesn't match 1589 loadPrivatePackages(vol); 1590 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1591 unloadPrivatePackages(vol); 1592 } 1593 } 1594 1595 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1596 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1597 updateExternalMediaStatus(true, false); 1598 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1599 updateExternalMediaStatus(false, false); 1600 } 1601 } 1602 } 1603 1604 @Override 1605 public void onVolumeForgotten(String fsUuid) { 1606 // TODO: remove all packages hosted on this uuid 1607 } 1608 }; 1609 1610 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1611 if (userId >= UserHandle.USER_OWNER) { 1612 grantRequestedRuntimePermissionsForUser(pkg, userId); 1613 } else if (userId == UserHandle.USER_ALL) { 1614 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1615 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1616 } 1617 } 1618 1619 // We could have touched GID membership, so flush out packages.list 1620 synchronized (mPackages) { 1621 mSettings.writePackageListLPr(); 1622 } 1623 } 1624 1625 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1626 SettingBase sb = (SettingBase) pkg.mExtras; 1627 if (sb == null) { 1628 return; 1629 } 1630 1631 PermissionsState permissionsState = sb.getPermissionsState(); 1632 1633 for (String permission : pkg.requestedPermissions) { 1634 BasePermission bp = mSettings.mPermissions.get(permission); 1635 if (bp != null && bp.isRuntime()) { 1636 permissionsState.grantRuntimePermission(bp, userId); 1637 } 1638 } 1639 } 1640 1641 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1642 Bundle extras = null; 1643 switch (res.returnCode) { 1644 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1645 extras = new Bundle(); 1646 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1647 res.origPermission); 1648 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1649 res.origPackage); 1650 break; 1651 } 1652 case PackageManager.INSTALL_SUCCEEDED: { 1653 extras = new Bundle(); 1654 extras.putBoolean(Intent.EXTRA_REPLACING, 1655 res.removedInfo != null && res.removedInfo.removedPackage != null); 1656 break; 1657 } 1658 } 1659 return extras; 1660 } 1661 1662 void scheduleWriteSettingsLocked() { 1663 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1664 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1665 } 1666 } 1667 1668 void scheduleWritePackageRestrictionsLocked(int userId) { 1669 if (!sUserManager.exists(userId)) return; 1670 mDirtyUsers.add(userId); 1671 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1672 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1673 } 1674 } 1675 1676 public static PackageManagerService main(Context context, Installer installer, 1677 boolean factoryTest, boolean onlyCore) { 1678 PackageManagerService m = new PackageManagerService(context, installer, 1679 factoryTest, onlyCore); 1680 ServiceManager.addService("package", m); 1681 return m; 1682 } 1683 1684 static String[] splitString(String str, char sep) { 1685 int count = 1; 1686 int i = 0; 1687 while ((i=str.indexOf(sep, i)) >= 0) { 1688 count++; 1689 i++; 1690 } 1691 1692 String[] res = new String[count]; 1693 i=0; 1694 count = 0; 1695 int lastI=0; 1696 while ((i=str.indexOf(sep, i)) >= 0) { 1697 res[count] = str.substring(lastI, i); 1698 count++; 1699 i++; 1700 lastI = i; 1701 } 1702 res[count] = str.substring(lastI, str.length()); 1703 return res; 1704 } 1705 1706 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1707 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1708 Context.DISPLAY_SERVICE); 1709 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1710 } 1711 1712 public PackageManagerService(Context context, Installer installer, 1713 boolean factoryTest, boolean onlyCore) { 1714 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1715 SystemClock.uptimeMillis()); 1716 1717 if (mSdkVersion <= 0) { 1718 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1719 } 1720 1721 mContext = context; 1722 mFactoryTest = factoryTest; 1723 mOnlyCore = onlyCore; 1724 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1725 mMetrics = new DisplayMetrics(); 1726 mSettings = new Settings(mPackages); 1727 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1728 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1729 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1730 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1731 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1732 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1733 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1734 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1735 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1736 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1737 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1738 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1739 1740 // TODO: add a property to control this? 1741 long dexOptLRUThresholdInMinutes; 1742 if (mLazyDexOpt) { 1743 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1744 } else { 1745 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1746 } 1747 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1748 1749 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1750 if (separateProcesses != null && separateProcesses.length() > 0) { 1751 if ("*".equals(separateProcesses)) { 1752 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1753 mSeparateProcesses = null; 1754 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1755 } else { 1756 mDefParseFlags = 0; 1757 mSeparateProcesses = separateProcesses.split(","); 1758 Slog.w(TAG, "Running with debug.separate_processes: " 1759 + separateProcesses); 1760 } 1761 } else { 1762 mDefParseFlags = 0; 1763 mSeparateProcesses = null; 1764 } 1765 1766 mInstaller = installer; 1767 mPackageDexOptimizer = new PackageDexOptimizer(this); 1768 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1769 1770 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1771 FgThread.get().getLooper()); 1772 1773 getDefaultDisplayMetrics(context, mMetrics); 1774 1775 SystemConfig systemConfig = SystemConfig.getInstance(); 1776 mGlobalGids = systemConfig.getGlobalGids(); 1777 mSystemPermissions = systemConfig.getSystemPermissions(); 1778 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1779 1780 synchronized (mInstallLock) { 1781 // writer 1782 synchronized (mPackages) { 1783 mHandlerThread = new ServiceThread(TAG, 1784 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1785 mHandlerThread.start(); 1786 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1787 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1788 1789 File dataDir = Environment.getDataDirectory(); 1790 mAppDataDir = new File(dataDir, "data"); 1791 mAppInstallDir = new File(dataDir, "app"); 1792 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1793 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1794 mUserAppDataDir = new File(dataDir, "user"); 1795 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1796 1797 sUserManager = new UserManagerService(context, this, 1798 mInstallLock, mPackages); 1799 1800 // Propagate permission configuration in to package manager. 1801 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1802 = systemConfig.getPermissions(); 1803 for (int i=0; i<permConfig.size(); i++) { 1804 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1805 BasePermission bp = mSettings.mPermissions.get(perm.name); 1806 if (bp == null) { 1807 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1808 mSettings.mPermissions.put(perm.name, bp); 1809 } 1810 if (perm.gids != null) { 1811 bp.setGids(perm.gids, perm.perUser); 1812 } 1813 } 1814 1815 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1816 for (int i=0; i<libConfig.size(); i++) { 1817 mSharedLibraries.put(libConfig.keyAt(i), 1818 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1819 } 1820 1821 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1822 1823 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1824 mSdkVersion, mOnlyCore); 1825 1826 String customResolverActivity = Resources.getSystem().getString( 1827 R.string.config_customResolverActivity); 1828 if (TextUtils.isEmpty(customResolverActivity)) { 1829 customResolverActivity = null; 1830 } else { 1831 mCustomResolverComponentName = ComponentName.unflattenFromString( 1832 customResolverActivity); 1833 } 1834 1835 long startTime = SystemClock.uptimeMillis(); 1836 1837 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1838 startTime); 1839 1840 // Set flag to monitor and not change apk file paths when 1841 // scanning install directories. 1842 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1843 1844 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1845 1846 /** 1847 * Add everything in the in the boot class path to the 1848 * list of process files because dexopt will have been run 1849 * if necessary during zygote startup. 1850 */ 1851 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1852 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1853 1854 if (bootClassPath != null) { 1855 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1856 for (String element : bootClassPathElements) { 1857 alreadyDexOpted.add(element); 1858 } 1859 } else { 1860 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1861 } 1862 1863 if (systemServerClassPath != null) { 1864 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1865 for (String element : systemServerClassPathElements) { 1866 alreadyDexOpted.add(element); 1867 } 1868 } else { 1869 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1870 } 1871 1872 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1873 final String[] dexCodeInstructionSets = 1874 getDexCodeInstructionSets( 1875 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1876 1877 /** 1878 * Ensure all external libraries have had dexopt run on them. 1879 */ 1880 if (mSharedLibraries.size() > 0) { 1881 // NOTE: For now, we're compiling these system "shared libraries" 1882 // (and framework jars) into all available architectures. It's possible 1883 // to compile them only when we come across an app that uses them (there's 1884 // already logic for that in scanPackageLI) but that adds some complexity. 1885 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1886 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1887 final String lib = libEntry.path; 1888 if (lib == null) { 1889 continue; 1890 } 1891 1892 try { 1893 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1894 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1895 alreadyDexOpted.add(lib); 1896 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1897 } 1898 } catch (FileNotFoundException e) { 1899 Slog.w(TAG, "Library not found: " + lib); 1900 } catch (IOException e) { 1901 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1902 + e.getMessage()); 1903 } 1904 } 1905 } 1906 } 1907 1908 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1909 1910 // Gross hack for now: we know this file doesn't contain any 1911 // code, so don't dexopt it to avoid the resulting log spew. 1912 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1913 1914 // Gross hack for now: we know this file is only part of 1915 // the boot class path for art, so don't dexopt it to 1916 // avoid the resulting log spew. 1917 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1918 1919 /** 1920 * There are a number of commands implemented in Java, which 1921 * we currently need to do the dexopt on so that they can be 1922 * run from a non-root shell. 1923 */ 1924 String[] frameworkFiles = frameworkDir.list(); 1925 if (frameworkFiles != null) { 1926 // TODO: We could compile these only for the most preferred ABI. We should 1927 // first double check that the dex files for these commands are not referenced 1928 // by other system apps. 1929 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1930 for (int i=0; i<frameworkFiles.length; i++) { 1931 File libPath = new File(frameworkDir, frameworkFiles[i]); 1932 String path = libPath.getPath(); 1933 // Skip the file if we already did it. 1934 if (alreadyDexOpted.contains(path)) { 1935 continue; 1936 } 1937 // Skip the file if it is not a type we want to dexopt. 1938 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1939 continue; 1940 } 1941 try { 1942 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1943 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1944 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1945 } 1946 } catch (FileNotFoundException e) { 1947 Slog.w(TAG, "Jar not found: " + path); 1948 } catch (IOException e) { 1949 Slog.w(TAG, "Exception reading jar: " + path, e); 1950 } 1951 } 1952 } 1953 } 1954 1955 // Collect vendor overlay packages. 1956 // (Do this before scanning any apps.) 1957 // For security and version matching reason, only consider 1958 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1959 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1960 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1961 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1962 1963 // Find base frameworks (resource packages without code). 1964 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1965 | PackageParser.PARSE_IS_SYSTEM_DIR 1966 | PackageParser.PARSE_IS_PRIVILEGED, 1967 scanFlags | SCAN_NO_DEX, 0); 1968 1969 // Collected privileged system packages. 1970 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1971 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1972 | PackageParser.PARSE_IS_SYSTEM_DIR 1973 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1974 1975 // Collect ordinary system packages. 1976 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1977 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1978 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1979 1980 // Collect all vendor packages. 1981 File vendorAppDir = new File("/vendor/app"); 1982 try { 1983 vendorAppDir = vendorAppDir.getCanonicalFile(); 1984 } catch (IOException e) { 1985 // failed to look up canonical path, continue with original one 1986 } 1987 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1988 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1989 1990 // Collect all OEM packages. 1991 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1992 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1993 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1994 1995 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1996 mInstaller.moveFiles(); 1997 1998 // Prune any system packages that no longer exist. 1999 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2000 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2001 if (!mOnlyCore) { 2002 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2003 while (psit.hasNext()) { 2004 PackageSetting ps = psit.next(); 2005 2006 /* 2007 * If this is not a system app, it can't be a 2008 * disable system app. 2009 */ 2010 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2011 continue; 2012 } 2013 2014 /* 2015 * If the package is scanned, it's not erased. 2016 */ 2017 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2018 if (scannedPkg != null) { 2019 /* 2020 * If the system app is both scanned and in the 2021 * disabled packages list, then it must have been 2022 * added via OTA. Remove it from the currently 2023 * scanned package so the previously user-installed 2024 * application can be scanned. 2025 */ 2026 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2027 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2028 + ps.name + "; removing system app. Last known codePath=" 2029 + ps.codePathString + ", installStatus=" + ps.installStatus 2030 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2031 + scannedPkg.mVersionCode); 2032 removePackageLI(ps, true); 2033 expectingBetter.put(ps.name, ps.codePath); 2034 } 2035 2036 continue; 2037 } 2038 2039 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2040 psit.remove(); 2041 logCriticalInfo(Log.WARN, "System package " + ps.name 2042 + " no longer exists; wiping its data"); 2043 removeDataDirsLI(null, ps.name); 2044 } else { 2045 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2046 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2047 possiblyDeletedUpdatedSystemApps.add(ps.name); 2048 } 2049 } 2050 } 2051 } 2052 2053 //look for any incomplete package installations 2054 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2055 //clean up list 2056 for(int i = 0; i < deletePkgsList.size(); i++) { 2057 //clean up here 2058 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2059 } 2060 //delete tmp files 2061 deleteTempPackageFiles(); 2062 2063 // Remove any shared userIDs that have no associated packages 2064 mSettings.pruneSharedUsersLPw(); 2065 2066 if (!mOnlyCore) { 2067 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2068 SystemClock.uptimeMillis()); 2069 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2070 2071 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2072 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2073 2074 /** 2075 * Remove disable package settings for any updated system 2076 * apps that were removed via an OTA. If they're not a 2077 * previously-updated app, remove them completely. 2078 * Otherwise, just revoke their system-level permissions. 2079 */ 2080 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2081 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2082 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2083 2084 String msg; 2085 if (deletedPkg == null) { 2086 msg = "Updated system package " + deletedAppName 2087 + " no longer exists; wiping its data"; 2088 removeDataDirsLI(null, deletedAppName); 2089 } else { 2090 msg = "Updated system app + " + deletedAppName 2091 + " no longer present; removing system privileges for " 2092 + deletedAppName; 2093 2094 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2095 2096 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2097 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2098 } 2099 logCriticalInfo(Log.WARN, msg); 2100 } 2101 2102 /** 2103 * Make sure all system apps that we expected to appear on 2104 * the userdata partition actually showed up. If they never 2105 * appeared, crawl back and revive the system version. 2106 */ 2107 for (int i = 0; i < expectingBetter.size(); i++) { 2108 final String packageName = expectingBetter.keyAt(i); 2109 if (!mPackages.containsKey(packageName)) { 2110 final File scanFile = expectingBetter.valueAt(i); 2111 2112 logCriticalInfo(Log.WARN, "Expected better " + packageName 2113 + " but never showed up; reverting to system"); 2114 2115 final int reparseFlags; 2116 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2117 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2118 | PackageParser.PARSE_IS_SYSTEM_DIR 2119 | PackageParser.PARSE_IS_PRIVILEGED; 2120 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2121 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2122 | PackageParser.PARSE_IS_SYSTEM_DIR; 2123 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2124 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2125 | PackageParser.PARSE_IS_SYSTEM_DIR; 2126 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2127 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2128 | PackageParser.PARSE_IS_SYSTEM_DIR; 2129 } else { 2130 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2131 continue; 2132 } 2133 2134 mSettings.enableSystemPackageLPw(packageName); 2135 2136 try { 2137 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2138 } catch (PackageManagerException e) { 2139 Slog.e(TAG, "Failed to parse original system package: " 2140 + e.getMessage()); 2141 } 2142 } 2143 } 2144 } 2145 2146 // Now that we know all of the shared libraries, update all clients to have 2147 // the correct library paths. 2148 updateAllSharedLibrariesLPw(); 2149 2150 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2151 // NOTE: We ignore potential failures here during a system scan (like 2152 // the rest of the commands above) because there's precious little we 2153 // can do about it. A settings error is reported, though. 2154 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2155 false /* force dexopt */, false /* defer dexopt */); 2156 } 2157 2158 // Now that we know all the packages we are keeping, 2159 // read and update their last usage times. 2160 mPackageUsage.readLP(); 2161 2162 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2163 SystemClock.uptimeMillis()); 2164 Slog.i(TAG, "Time to scan packages: " 2165 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2166 + " seconds"); 2167 2168 // If the platform SDK has changed since the last time we booted, 2169 // we need to re-grant app permission to catch any new ones that 2170 // appear. This is really a hack, and means that apps can in some 2171 // cases get permissions that the user didn't initially explicitly 2172 // allow... it would be nice to have some better way to handle 2173 // this situation. 2174 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2175 != mSdkVersion; 2176 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2177 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2178 + "; regranting permissions for internal storage"); 2179 mSettings.mInternalSdkPlatform = mSdkVersion; 2180 2181 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2182 | (regrantPermissions 2183 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2184 : 0)); 2185 2186 // If this is the first boot, and it is a normal boot, then 2187 // we need to initialize the default preferred apps. 2188 if (!mRestoredSettings && !onlyCore) { 2189 mSettings.readDefaultPreferredAppsLPw(this, 0); 2190 } 2191 2192 // If this is first boot after an OTA, and a normal boot, then 2193 // we need to clear code cache directories. 2194 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2195 if (mIsUpgrade && !onlyCore) { 2196 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2197 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2198 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2199 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2200 } 2201 mSettings.mFingerprint = Build.FINGERPRINT; 2202 } 2203 2204 primeDomainVerificationsLPw(); 2205 checkDefaultBrowser(); 2206 2207 // All the changes are done during package scanning. 2208 mSettings.updateInternalDatabaseVersion(); 2209 2210 // can downgrade to reader 2211 mSettings.writeLPr(); 2212 2213 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2214 SystemClock.uptimeMillis()); 2215 2216 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2217 2218 mInstallerService = new PackageInstallerService(context, this); 2219 2220 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2221 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2222 mIntentFilterVerifierComponent); 2223 2224 } // synchronized (mPackages) 2225 } // synchronized (mInstallLock) 2226 2227 // Now after opening every single application zip, make sure they 2228 // are all flushed. Not really needed, but keeps things nice and 2229 // tidy. 2230 Runtime.getRuntime().gc(); 2231 2232 // Expose private service for system components to use. 2233 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2234 } 2235 2236 @Override 2237 public boolean isFirstBoot() { 2238 return !mRestoredSettings; 2239 } 2240 2241 @Override 2242 public boolean isOnlyCoreApps() { 2243 return mOnlyCore; 2244 } 2245 2246 @Override 2247 public boolean isUpgrade() { 2248 return mIsUpgrade; 2249 } 2250 2251 private String getRequiredVerifierLPr() { 2252 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2253 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2254 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2255 2256 String requiredVerifier = null; 2257 2258 final int N = receivers.size(); 2259 for (int i = 0; i < N; i++) { 2260 final ResolveInfo info = receivers.get(i); 2261 2262 if (info.activityInfo == null) { 2263 continue; 2264 } 2265 2266 final String packageName = info.activityInfo.packageName; 2267 2268 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2269 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2270 continue; 2271 } 2272 2273 if (requiredVerifier != null) { 2274 throw new RuntimeException("There can be only one required verifier"); 2275 } 2276 2277 requiredVerifier = packageName; 2278 } 2279 2280 return requiredVerifier; 2281 } 2282 2283 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2284 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2285 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2286 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2287 2288 ComponentName verifierComponentName = null; 2289 2290 int priority = -1000; 2291 final int N = receivers.size(); 2292 for (int i = 0; i < N; i++) { 2293 final ResolveInfo info = receivers.get(i); 2294 2295 if (info.activityInfo == null) { 2296 continue; 2297 } 2298 2299 final String packageName = info.activityInfo.packageName; 2300 2301 final PackageSetting ps = mSettings.mPackages.get(packageName); 2302 if (ps == null) { 2303 continue; 2304 } 2305 2306 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2307 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2308 continue; 2309 } 2310 2311 // Select the IntentFilterVerifier with the highest priority 2312 if (priority < info.priority) { 2313 priority = info.priority; 2314 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2315 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2316 + verifierComponentName + " with priority: " + info.priority); 2317 } 2318 } 2319 2320 return verifierComponentName; 2321 } 2322 2323 private void primeDomainVerificationsLPw() { 2324 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2325 boolean updated = false; 2326 ArraySet<String> allHostsSet = new ArraySet<>(); 2327 for (PackageParser.Package pkg : mPackages.values()) { 2328 final String packageName = pkg.packageName; 2329 if (!hasDomainURLs(pkg)) { 2330 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2331 "package with no domain URLs: " + packageName); 2332 continue; 2333 } 2334 if (!pkg.isSystemApp()) { 2335 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2336 "No priming domain verifications for a non system package : " + 2337 packageName); 2338 continue; 2339 } 2340 for (PackageParser.Activity a : pkg.activities) { 2341 for (ActivityIntentInfo filter : a.intents) { 2342 if (hasValidDomains(filter)) { 2343 allHostsSet.addAll(filter.getHostsList()); 2344 } 2345 } 2346 } 2347 if (allHostsSet.size() == 0) { 2348 allHostsSet.add("*"); 2349 } 2350 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2351 IntentFilterVerificationInfo ivi = 2352 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2353 if (ivi != null) { 2354 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2355 "Priming domain verifications for package: " + packageName + 2356 " with hosts:" + ivi.getDomainsString()); 2357 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2358 updated = true; 2359 } 2360 else { 2361 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2362 "No priming domain verifications for package: " + packageName); 2363 } 2364 allHostsSet.clear(); 2365 } 2366 if (updated) { 2367 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2368 "Will need to write primed domain verifications"); 2369 } 2370 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2371 } 2372 2373 private void checkDefaultBrowser() { 2374 final int myUserId = UserHandle.myUserId(); 2375 final String packageName = getDefaultBrowserPackageName(myUserId); 2376 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2377 if (info == null) { 2378 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2379 setDefaultBrowserPackageName(null, myUserId); 2380 } 2381 } 2382 2383 @Override 2384 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2385 throws RemoteException { 2386 try { 2387 return super.onTransact(code, data, reply, flags); 2388 } catch (RuntimeException e) { 2389 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2390 Slog.wtf(TAG, "Package Manager Crash", e); 2391 } 2392 throw e; 2393 } 2394 } 2395 2396 void cleanupInstallFailedPackage(PackageSetting ps) { 2397 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2398 2399 removeDataDirsLI(ps.volumeUuid, ps.name); 2400 if (ps.codePath != null) { 2401 if (ps.codePath.isDirectory()) { 2402 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2403 } else { 2404 ps.codePath.delete(); 2405 } 2406 } 2407 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2408 if (ps.resourcePath.isDirectory()) { 2409 FileUtils.deleteContents(ps.resourcePath); 2410 } 2411 ps.resourcePath.delete(); 2412 } 2413 mSettings.removePackageLPw(ps.name); 2414 } 2415 2416 static int[] appendInts(int[] cur, int[] add) { 2417 if (add == null) return cur; 2418 if (cur == null) return add; 2419 final int N = add.length; 2420 for (int i=0; i<N; i++) { 2421 cur = appendInt(cur, add[i]); 2422 } 2423 return cur; 2424 } 2425 2426 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2427 if (!sUserManager.exists(userId)) return null; 2428 final PackageSetting ps = (PackageSetting) p.mExtras; 2429 if (ps == null) { 2430 return null; 2431 } 2432 2433 final PermissionsState permissionsState = ps.getPermissionsState(); 2434 2435 final int[] gids = permissionsState.computeGids(userId); 2436 final Set<String> permissions = permissionsState.getPermissions(userId); 2437 final PackageUserState state = ps.readUserState(userId); 2438 2439 return PackageParser.generatePackageInfo(p, gids, flags, 2440 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2441 } 2442 2443 @Override 2444 public boolean isPackageFrozen(String packageName) { 2445 synchronized (mPackages) { 2446 final PackageSetting ps = mSettings.mPackages.get(packageName); 2447 if (ps != null) { 2448 return ps.frozen; 2449 } 2450 } 2451 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2452 return true; 2453 } 2454 2455 @Override 2456 public boolean isPackageAvailable(String packageName, int userId) { 2457 if (!sUserManager.exists(userId)) return false; 2458 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2459 synchronized (mPackages) { 2460 PackageParser.Package p = mPackages.get(packageName); 2461 if (p != null) { 2462 final PackageSetting ps = (PackageSetting) p.mExtras; 2463 if (ps != null) { 2464 final PackageUserState state = ps.readUserState(userId); 2465 if (state != null) { 2466 return PackageParser.isAvailable(state); 2467 } 2468 } 2469 } 2470 } 2471 return false; 2472 } 2473 2474 @Override 2475 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2476 if (!sUserManager.exists(userId)) return null; 2477 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2478 // reader 2479 synchronized (mPackages) { 2480 PackageParser.Package p = mPackages.get(packageName); 2481 if (DEBUG_PACKAGE_INFO) 2482 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2483 if (p != null) { 2484 return generatePackageInfo(p, flags, userId); 2485 } 2486 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2487 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2488 } 2489 } 2490 return null; 2491 } 2492 2493 @Override 2494 public String[] currentToCanonicalPackageNames(String[] names) { 2495 String[] out = new String[names.length]; 2496 // reader 2497 synchronized (mPackages) { 2498 for (int i=names.length-1; i>=0; i--) { 2499 PackageSetting ps = mSettings.mPackages.get(names[i]); 2500 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2501 } 2502 } 2503 return out; 2504 } 2505 2506 @Override 2507 public String[] canonicalToCurrentPackageNames(String[] names) { 2508 String[] out = new String[names.length]; 2509 // reader 2510 synchronized (mPackages) { 2511 for (int i=names.length-1; i>=0; i--) { 2512 String cur = mSettings.mRenamedPackages.get(names[i]); 2513 out[i] = cur != null ? cur : names[i]; 2514 } 2515 } 2516 return out; 2517 } 2518 2519 @Override 2520 public int getPackageUid(String packageName, int userId) { 2521 if (!sUserManager.exists(userId)) return -1; 2522 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2523 2524 // reader 2525 synchronized (mPackages) { 2526 PackageParser.Package p = mPackages.get(packageName); 2527 if(p != null) { 2528 return UserHandle.getUid(userId, p.applicationInfo.uid); 2529 } 2530 PackageSetting ps = mSettings.mPackages.get(packageName); 2531 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2532 return -1; 2533 } 2534 p = ps.pkg; 2535 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2536 } 2537 } 2538 2539 @Override 2540 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2541 if (!sUserManager.exists(userId)) { 2542 return null; 2543 } 2544 2545 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2546 "getPackageGids"); 2547 2548 // reader 2549 synchronized (mPackages) { 2550 PackageParser.Package p = mPackages.get(packageName); 2551 if (DEBUG_PACKAGE_INFO) { 2552 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2553 } 2554 if (p != null) { 2555 PackageSetting ps = (PackageSetting) p.mExtras; 2556 return ps.getPermissionsState().computeGids(userId); 2557 } 2558 } 2559 2560 return null; 2561 } 2562 2563 static PermissionInfo generatePermissionInfo( 2564 BasePermission bp, int flags) { 2565 if (bp.perm != null) { 2566 return PackageParser.generatePermissionInfo(bp.perm, flags); 2567 } 2568 PermissionInfo pi = new PermissionInfo(); 2569 pi.name = bp.name; 2570 pi.packageName = bp.sourcePackage; 2571 pi.nonLocalizedLabel = bp.name; 2572 pi.protectionLevel = bp.protectionLevel; 2573 return pi; 2574 } 2575 2576 @Override 2577 public PermissionInfo getPermissionInfo(String name, int flags) { 2578 // reader 2579 synchronized (mPackages) { 2580 final BasePermission p = mSettings.mPermissions.get(name); 2581 if (p != null) { 2582 return generatePermissionInfo(p, flags); 2583 } 2584 return null; 2585 } 2586 } 2587 2588 @Override 2589 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2590 // reader 2591 synchronized (mPackages) { 2592 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2593 for (BasePermission p : mSettings.mPermissions.values()) { 2594 if (group == null) { 2595 if (p.perm == null || p.perm.info.group == null) { 2596 out.add(generatePermissionInfo(p, flags)); 2597 } 2598 } else { 2599 if (p.perm != null && group.equals(p.perm.info.group)) { 2600 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2601 } 2602 } 2603 } 2604 2605 if (out.size() > 0) { 2606 return out; 2607 } 2608 return mPermissionGroups.containsKey(group) ? out : null; 2609 } 2610 } 2611 2612 @Override 2613 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2614 // reader 2615 synchronized (mPackages) { 2616 return PackageParser.generatePermissionGroupInfo( 2617 mPermissionGroups.get(name), flags); 2618 } 2619 } 2620 2621 @Override 2622 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2623 // reader 2624 synchronized (mPackages) { 2625 final int N = mPermissionGroups.size(); 2626 ArrayList<PermissionGroupInfo> out 2627 = new ArrayList<PermissionGroupInfo>(N); 2628 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2629 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2630 } 2631 return out; 2632 } 2633 } 2634 2635 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2636 int userId) { 2637 if (!sUserManager.exists(userId)) return null; 2638 PackageSetting ps = mSettings.mPackages.get(packageName); 2639 if (ps != null) { 2640 if (ps.pkg == null) { 2641 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2642 flags, userId); 2643 if (pInfo != null) { 2644 return pInfo.applicationInfo; 2645 } 2646 return null; 2647 } 2648 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2649 ps.readUserState(userId), userId); 2650 } 2651 return null; 2652 } 2653 2654 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2655 int userId) { 2656 if (!sUserManager.exists(userId)) return null; 2657 PackageSetting ps = mSettings.mPackages.get(packageName); 2658 if (ps != null) { 2659 PackageParser.Package pkg = ps.pkg; 2660 if (pkg == null) { 2661 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2662 return null; 2663 } 2664 // Only data remains, so we aren't worried about code paths 2665 pkg = new PackageParser.Package(packageName); 2666 pkg.applicationInfo.packageName = packageName; 2667 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2668 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2669 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2670 packageName, userId).getAbsolutePath(); 2671 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2672 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2673 } 2674 return generatePackageInfo(pkg, flags, userId); 2675 } 2676 return null; 2677 } 2678 2679 @Override 2680 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2681 if (!sUserManager.exists(userId)) return null; 2682 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2683 // writer 2684 synchronized (mPackages) { 2685 PackageParser.Package p = mPackages.get(packageName); 2686 if (DEBUG_PACKAGE_INFO) Log.v( 2687 TAG, "getApplicationInfo " + packageName 2688 + ": " + p); 2689 if (p != null) { 2690 PackageSetting ps = mSettings.mPackages.get(packageName); 2691 if (ps == null) return null; 2692 // Note: isEnabledLP() does not apply here - always return info 2693 return PackageParser.generateApplicationInfo( 2694 p, flags, ps.readUserState(userId), userId); 2695 } 2696 if ("android".equals(packageName)||"system".equals(packageName)) { 2697 return mAndroidApplication; 2698 } 2699 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2700 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2701 } 2702 } 2703 return null; 2704 } 2705 2706 @Override 2707 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2708 final IPackageDataObserver observer) { 2709 mContext.enforceCallingOrSelfPermission( 2710 android.Manifest.permission.CLEAR_APP_CACHE, null); 2711 // Queue up an async operation since clearing cache may take a little while. 2712 mHandler.post(new Runnable() { 2713 public void run() { 2714 mHandler.removeCallbacks(this); 2715 int retCode = -1; 2716 synchronized (mInstallLock) { 2717 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2718 if (retCode < 0) { 2719 Slog.w(TAG, "Couldn't clear application caches"); 2720 } 2721 } 2722 if (observer != null) { 2723 try { 2724 observer.onRemoveCompleted(null, (retCode >= 0)); 2725 } catch (RemoteException e) { 2726 Slog.w(TAG, "RemoveException when invoking call back"); 2727 } 2728 } 2729 } 2730 }); 2731 } 2732 2733 @Override 2734 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2735 final IntentSender pi) { 2736 mContext.enforceCallingOrSelfPermission( 2737 android.Manifest.permission.CLEAR_APP_CACHE, null); 2738 // Queue up an async operation since clearing cache may take a little while. 2739 mHandler.post(new Runnable() { 2740 public void run() { 2741 mHandler.removeCallbacks(this); 2742 int retCode = -1; 2743 synchronized (mInstallLock) { 2744 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2745 if (retCode < 0) { 2746 Slog.w(TAG, "Couldn't clear application caches"); 2747 } 2748 } 2749 if(pi != null) { 2750 try { 2751 // Callback via pending intent 2752 int code = (retCode >= 0) ? 1 : 0; 2753 pi.sendIntent(null, code, null, 2754 null, null); 2755 } catch (SendIntentException e1) { 2756 Slog.i(TAG, "Failed to send pending intent"); 2757 } 2758 } 2759 } 2760 }); 2761 } 2762 2763 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2764 synchronized (mInstallLock) { 2765 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2766 throw new IOException("Failed to free enough space"); 2767 } 2768 } 2769 } 2770 2771 @Override 2772 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2773 if (!sUserManager.exists(userId)) return null; 2774 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2775 synchronized (mPackages) { 2776 PackageParser.Activity a = mActivities.mActivities.get(component); 2777 2778 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2779 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2780 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2781 if (ps == null) return null; 2782 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2783 userId); 2784 } 2785 if (mResolveComponentName.equals(component)) { 2786 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2787 new PackageUserState(), userId); 2788 } 2789 } 2790 return null; 2791 } 2792 2793 @Override 2794 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2795 String resolvedType) { 2796 synchronized (mPackages) { 2797 PackageParser.Activity a = mActivities.mActivities.get(component); 2798 if (a == null) { 2799 return false; 2800 } 2801 for (int i=0; i<a.intents.size(); i++) { 2802 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2803 intent.getData(), intent.getCategories(), TAG) >= 0) { 2804 return true; 2805 } 2806 } 2807 return false; 2808 } 2809 } 2810 2811 @Override 2812 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2813 if (!sUserManager.exists(userId)) return null; 2814 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2815 synchronized (mPackages) { 2816 PackageParser.Activity a = mReceivers.mActivities.get(component); 2817 if (DEBUG_PACKAGE_INFO) Log.v( 2818 TAG, "getReceiverInfo " + component + ": " + a); 2819 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2820 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2821 if (ps == null) return null; 2822 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2823 userId); 2824 } 2825 } 2826 return null; 2827 } 2828 2829 @Override 2830 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2831 if (!sUserManager.exists(userId)) return null; 2832 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2833 synchronized (mPackages) { 2834 PackageParser.Service s = mServices.mServices.get(component); 2835 if (DEBUG_PACKAGE_INFO) Log.v( 2836 TAG, "getServiceInfo " + component + ": " + s); 2837 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2838 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2839 if (ps == null) return null; 2840 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2841 userId); 2842 } 2843 } 2844 return null; 2845 } 2846 2847 @Override 2848 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2849 if (!sUserManager.exists(userId)) return null; 2850 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2851 synchronized (mPackages) { 2852 PackageParser.Provider p = mProviders.mProviders.get(component); 2853 if (DEBUG_PACKAGE_INFO) Log.v( 2854 TAG, "getProviderInfo " + component + ": " + p); 2855 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2856 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2857 if (ps == null) return null; 2858 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2859 userId); 2860 } 2861 } 2862 return null; 2863 } 2864 2865 @Override 2866 public String[] getSystemSharedLibraryNames() { 2867 Set<String> libSet; 2868 synchronized (mPackages) { 2869 libSet = mSharedLibraries.keySet(); 2870 int size = libSet.size(); 2871 if (size > 0) { 2872 String[] libs = new String[size]; 2873 libSet.toArray(libs); 2874 return libs; 2875 } 2876 } 2877 return null; 2878 } 2879 2880 /** 2881 * @hide 2882 */ 2883 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2884 synchronized (mPackages) { 2885 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2886 if (lib != null && lib.apk != null) { 2887 return mPackages.get(lib.apk); 2888 } 2889 } 2890 return null; 2891 } 2892 2893 @Override 2894 public FeatureInfo[] getSystemAvailableFeatures() { 2895 Collection<FeatureInfo> featSet; 2896 synchronized (mPackages) { 2897 featSet = mAvailableFeatures.values(); 2898 int size = featSet.size(); 2899 if (size > 0) { 2900 FeatureInfo[] features = new FeatureInfo[size+1]; 2901 featSet.toArray(features); 2902 FeatureInfo fi = new FeatureInfo(); 2903 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2904 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2905 features[size] = fi; 2906 return features; 2907 } 2908 } 2909 return null; 2910 } 2911 2912 @Override 2913 public boolean hasSystemFeature(String name) { 2914 synchronized (mPackages) { 2915 return mAvailableFeatures.containsKey(name); 2916 } 2917 } 2918 2919 private void checkValidCaller(int uid, int userId) { 2920 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2921 return; 2922 2923 throw new SecurityException("Caller uid=" + uid 2924 + " is not privileged to communicate with user=" + userId); 2925 } 2926 2927 @Override 2928 public int checkPermission(String permName, String pkgName, int userId) { 2929 if (!sUserManager.exists(userId)) { 2930 return PackageManager.PERMISSION_DENIED; 2931 } 2932 2933 synchronized (mPackages) { 2934 final PackageParser.Package p = mPackages.get(pkgName); 2935 if (p != null && p.mExtras != null) { 2936 final PackageSetting ps = (PackageSetting) p.mExtras; 2937 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2938 return PackageManager.PERMISSION_GRANTED; 2939 } 2940 } 2941 } 2942 2943 return PackageManager.PERMISSION_DENIED; 2944 } 2945 2946 @Override 2947 public int checkUidPermission(String permName, int uid) { 2948 final int userId = UserHandle.getUserId(uid); 2949 2950 if (!sUserManager.exists(userId)) { 2951 return PackageManager.PERMISSION_DENIED; 2952 } 2953 2954 synchronized (mPackages) { 2955 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2956 if (obj != null) { 2957 final SettingBase ps = (SettingBase) obj; 2958 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2959 return PackageManager.PERMISSION_GRANTED; 2960 } 2961 } else { 2962 ArraySet<String> perms = mSystemPermissions.get(uid); 2963 if (perms != null && perms.contains(permName)) { 2964 return PackageManager.PERMISSION_GRANTED; 2965 } 2966 } 2967 } 2968 2969 return PackageManager.PERMISSION_DENIED; 2970 } 2971 2972 /** 2973 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2974 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2975 * @param checkShell TODO(yamasani): 2976 * @param message the message to log on security exception 2977 */ 2978 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2979 boolean checkShell, String message) { 2980 if (userId < 0) { 2981 throw new IllegalArgumentException("Invalid userId " + userId); 2982 } 2983 if (checkShell) { 2984 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2985 } 2986 if (userId == UserHandle.getUserId(callingUid)) return; 2987 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2988 if (requireFullPermission) { 2989 mContext.enforceCallingOrSelfPermission( 2990 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2991 } else { 2992 try { 2993 mContext.enforceCallingOrSelfPermission( 2994 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2995 } catch (SecurityException se) { 2996 mContext.enforceCallingOrSelfPermission( 2997 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2998 } 2999 } 3000 } 3001 } 3002 3003 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3004 if (callingUid == Process.SHELL_UID) { 3005 if (userHandle >= 0 3006 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3007 throw new SecurityException("Shell does not have permission to access user " 3008 + userHandle); 3009 } else if (userHandle < 0) { 3010 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3011 + Debug.getCallers(3)); 3012 } 3013 } 3014 } 3015 3016 private BasePermission findPermissionTreeLP(String permName) { 3017 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3018 if (permName.startsWith(bp.name) && 3019 permName.length() > bp.name.length() && 3020 permName.charAt(bp.name.length()) == '.') { 3021 return bp; 3022 } 3023 } 3024 return null; 3025 } 3026 3027 private BasePermission checkPermissionTreeLP(String permName) { 3028 if (permName != null) { 3029 BasePermission bp = findPermissionTreeLP(permName); 3030 if (bp != null) { 3031 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3032 return bp; 3033 } 3034 throw new SecurityException("Calling uid " 3035 + Binder.getCallingUid() 3036 + " is not allowed to add to permission tree " 3037 + bp.name + " owned by uid " + bp.uid); 3038 } 3039 } 3040 throw new SecurityException("No permission tree found for " + permName); 3041 } 3042 3043 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3044 if (s1 == null) { 3045 return s2 == null; 3046 } 3047 if (s2 == null) { 3048 return false; 3049 } 3050 if (s1.getClass() != s2.getClass()) { 3051 return false; 3052 } 3053 return s1.equals(s2); 3054 } 3055 3056 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3057 if (pi1.icon != pi2.icon) return false; 3058 if (pi1.logo != pi2.logo) return false; 3059 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3060 if (!compareStrings(pi1.name, pi2.name)) return false; 3061 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3062 // We'll take care of setting this one. 3063 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3064 // These are not currently stored in settings. 3065 //if (!compareStrings(pi1.group, pi2.group)) return false; 3066 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3067 //if (pi1.labelRes != pi2.labelRes) return false; 3068 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3069 return true; 3070 } 3071 3072 int permissionInfoFootprint(PermissionInfo info) { 3073 int size = info.name.length(); 3074 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3075 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3076 return size; 3077 } 3078 3079 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3080 int size = 0; 3081 for (BasePermission perm : mSettings.mPermissions.values()) { 3082 if (perm.uid == tree.uid) { 3083 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3084 } 3085 } 3086 return size; 3087 } 3088 3089 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3090 // We calculate the max size of permissions defined by this uid and throw 3091 // if that plus the size of 'info' would exceed our stated maximum. 3092 if (tree.uid != Process.SYSTEM_UID) { 3093 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3094 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3095 throw new SecurityException("Permission tree size cap exceeded"); 3096 } 3097 } 3098 } 3099 3100 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3101 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3102 throw new SecurityException("Label must be specified in permission"); 3103 } 3104 BasePermission tree = checkPermissionTreeLP(info.name); 3105 BasePermission bp = mSettings.mPermissions.get(info.name); 3106 boolean added = bp == null; 3107 boolean changed = true; 3108 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3109 if (added) { 3110 enforcePermissionCapLocked(info, tree); 3111 bp = new BasePermission(info.name, tree.sourcePackage, 3112 BasePermission.TYPE_DYNAMIC); 3113 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3114 throw new SecurityException( 3115 "Not allowed to modify non-dynamic permission " 3116 + info.name); 3117 } else { 3118 if (bp.protectionLevel == fixedLevel 3119 && bp.perm.owner.equals(tree.perm.owner) 3120 && bp.uid == tree.uid 3121 && comparePermissionInfos(bp.perm.info, info)) { 3122 changed = false; 3123 } 3124 } 3125 bp.protectionLevel = fixedLevel; 3126 info = new PermissionInfo(info); 3127 info.protectionLevel = fixedLevel; 3128 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3129 bp.perm.info.packageName = tree.perm.info.packageName; 3130 bp.uid = tree.uid; 3131 if (added) { 3132 mSettings.mPermissions.put(info.name, bp); 3133 } 3134 if (changed) { 3135 if (!async) { 3136 mSettings.writeLPr(); 3137 } else { 3138 scheduleWriteSettingsLocked(); 3139 } 3140 } 3141 return added; 3142 } 3143 3144 @Override 3145 public boolean addPermission(PermissionInfo info) { 3146 synchronized (mPackages) { 3147 return addPermissionLocked(info, false); 3148 } 3149 } 3150 3151 @Override 3152 public boolean addPermissionAsync(PermissionInfo info) { 3153 synchronized (mPackages) { 3154 return addPermissionLocked(info, true); 3155 } 3156 } 3157 3158 @Override 3159 public void removePermission(String name) { 3160 synchronized (mPackages) { 3161 checkPermissionTreeLP(name); 3162 BasePermission bp = mSettings.mPermissions.get(name); 3163 if (bp != null) { 3164 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3165 throw new SecurityException( 3166 "Not allowed to modify non-dynamic permission " 3167 + name); 3168 } 3169 mSettings.mPermissions.remove(name); 3170 mSettings.writeLPr(); 3171 } 3172 } 3173 } 3174 3175 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3176 BasePermission bp) { 3177 int index = pkg.requestedPermissions.indexOf(bp.name); 3178 if (index == -1) { 3179 throw new SecurityException("Package " + pkg.packageName 3180 + " has not requested permission " + bp.name); 3181 } 3182 if (!bp.isRuntime()) { 3183 throw new SecurityException("Permission " + bp.name 3184 + " is not a changeable permission type"); 3185 } 3186 } 3187 3188 @Override 3189 public void grantRuntimePermission(String packageName, String name, final int userId) { 3190 if (!sUserManager.exists(userId)) { 3191 Log.e(TAG, "No such user:" + userId); 3192 return; 3193 } 3194 3195 mContext.enforceCallingOrSelfPermission( 3196 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3197 "grantRuntimePermission"); 3198 3199 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3200 "grantRuntimePermission"); 3201 3202 final SettingBase sb; 3203 3204 synchronized (mPackages) { 3205 final PackageParser.Package pkg = mPackages.get(packageName); 3206 if (pkg == null) { 3207 throw new IllegalArgumentException("Unknown package: " + packageName); 3208 } 3209 3210 final BasePermission bp = mSettings.mPermissions.get(name); 3211 if (bp == null) { 3212 throw new IllegalArgumentException("Unknown permission: " + name); 3213 } 3214 3215 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3216 3217 sb = (SettingBase) pkg.mExtras; 3218 if (sb == null) { 3219 throw new IllegalArgumentException("Unknown package: " + packageName); 3220 } 3221 3222 final PermissionsState permissionsState = sb.getPermissionsState(); 3223 3224 final int flags = permissionsState.getPermissionFlags(name, userId); 3225 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3226 throw new SecurityException("Cannot grant system fixed permission: " 3227 + name + " for package: " + packageName); 3228 } 3229 3230 final int result = permissionsState.grantRuntimePermission(bp, userId); 3231 switch (result) { 3232 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3233 return; 3234 } 3235 3236 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3237 mHandler.post(new Runnable() { 3238 @Override 3239 public void run() { 3240 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3241 } 3242 }); 3243 } break; 3244 } 3245 3246 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3247 3248 // Not critical if that is lost - app has to request again. 3249 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3250 } 3251 } 3252 3253 @Override 3254 public void revokeRuntimePermission(String packageName, String name, int userId) { 3255 if (!sUserManager.exists(userId)) { 3256 Log.e(TAG, "No such user:" + userId); 3257 return; 3258 } 3259 3260 mContext.enforceCallingOrSelfPermission( 3261 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3262 "revokeRuntimePermission"); 3263 3264 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3265 "revokeRuntimePermission"); 3266 3267 final SettingBase sb; 3268 3269 synchronized (mPackages) { 3270 final PackageParser.Package pkg = mPackages.get(packageName); 3271 if (pkg == null) { 3272 throw new IllegalArgumentException("Unknown package: " + packageName); 3273 } 3274 3275 final BasePermission bp = mSettings.mPermissions.get(name); 3276 if (bp == null) { 3277 throw new IllegalArgumentException("Unknown permission: " + name); 3278 } 3279 3280 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3281 3282 sb = (SettingBase) pkg.mExtras; 3283 if (sb == null) { 3284 throw new IllegalArgumentException("Unknown package: " + packageName); 3285 } 3286 3287 final PermissionsState permissionsState = sb.getPermissionsState(); 3288 3289 final int flags = permissionsState.getPermissionFlags(name, userId); 3290 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3291 throw new SecurityException("Cannot revoke system fixed permission: " 3292 + name + " for package: " + packageName); 3293 } 3294 3295 if (permissionsState.revokeRuntimePermission(bp, userId) == 3296 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3297 return; 3298 } 3299 3300 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3301 3302 // Critical, after this call app should never have the permission. 3303 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3304 } 3305 3306 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3307 } 3308 3309 @Override 3310 public int getPermissionFlags(String name, String packageName, int userId) { 3311 if (!sUserManager.exists(userId)) { 3312 return 0; 3313 } 3314 3315 mContext.enforceCallingOrSelfPermission( 3316 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3317 "getPermissionFlags"); 3318 3319 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3320 "getPermissionFlags"); 3321 3322 synchronized (mPackages) { 3323 final PackageParser.Package pkg = mPackages.get(packageName); 3324 if (pkg == null) { 3325 throw new IllegalArgumentException("Unknown package: " + packageName); 3326 } 3327 3328 final BasePermission bp = mSettings.mPermissions.get(name); 3329 if (bp == null) { 3330 throw new IllegalArgumentException("Unknown permission: " + name); 3331 } 3332 3333 SettingBase sb = (SettingBase) pkg.mExtras; 3334 if (sb == null) { 3335 throw new IllegalArgumentException("Unknown package: " + packageName); 3336 } 3337 3338 PermissionsState permissionsState = sb.getPermissionsState(); 3339 return permissionsState.getPermissionFlags(name, userId); 3340 } 3341 } 3342 3343 @Override 3344 public void updatePermissionFlags(String name, String packageName, int flagMask, 3345 int flagValues, int userId) { 3346 if (!sUserManager.exists(userId)) { 3347 return; 3348 } 3349 3350 mContext.enforceCallingOrSelfPermission( 3351 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3352 "updatePermissionFlags"); 3353 3354 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3355 "updatePermissionFlags"); 3356 3357 // Only the system can change system fixed flags. 3358 if (getCallingUid() != Process.SYSTEM_UID) { 3359 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3360 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3361 } 3362 3363 synchronized (mPackages) { 3364 final PackageParser.Package pkg = mPackages.get(packageName); 3365 if (pkg == null) { 3366 throw new IllegalArgumentException("Unknown package: " + packageName); 3367 } 3368 3369 final BasePermission bp = mSettings.mPermissions.get(name); 3370 if (bp == null) { 3371 throw new IllegalArgumentException("Unknown permission: " + name); 3372 } 3373 3374 SettingBase sb = (SettingBase) pkg.mExtras; 3375 if (sb == null) { 3376 throw new IllegalArgumentException("Unknown package: " + packageName); 3377 } 3378 3379 PermissionsState permissionsState = sb.getPermissionsState(); 3380 3381 // Only the package manager can change flags for system component permissions. 3382 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3383 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3384 return; 3385 } 3386 3387 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3388 3389 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3390 // Install and runtime permissions are stored in different places, 3391 // so figure out what permission changed and persist the change. 3392 if (permissionsState.getInstallPermissionState(name) != null) { 3393 scheduleWriteSettingsLocked(); 3394 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3395 || hadState) { 3396 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3397 } 3398 } 3399 } 3400 } 3401 3402 /** 3403 * Update the permission flags for all packages and runtime permissions of a user in order 3404 * to allow device or profile owner to remove POLICY_FIXED. 3405 */ 3406 @Override 3407 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3408 if (!sUserManager.exists(userId)) { 3409 return; 3410 } 3411 3412 mContext.enforceCallingOrSelfPermission( 3413 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3414 "updatePermissionFlagsForAllApps"); 3415 3416 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3417 "updatePermissionFlagsForAllApps"); 3418 3419 // Only the system can change system fixed flags. 3420 if (getCallingUid() != Process.SYSTEM_UID) { 3421 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3422 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3423 } 3424 3425 synchronized (mPackages) { 3426 boolean changed = false; 3427 final int packageCount = mPackages.size(); 3428 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3429 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3430 SettingBase sb = (SettingBase) pkg.mExtras; 3431 if (sb == null) { 3432 continue; 3433 } 3434 PermissionsState permissionsState = sb.getPermissionsState(); 3435 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3436 userId, flagMask, flagValues); 3437 } 3438 if (changed) { 3439 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3440 } 3441 } 3442 } 3443 3444 @Override 3445 public boolean shouldShowRequestPermissionRationale(String permissionName, 3446 String packageName, int userId) { 3447 if (UserHandle.getCallingUserId() != userId) { 3448 mContext.enforceCallingPermission( 3449 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3450 "canShowRequestPermissionRationale for user " + userId); 3451 } 3452 3453 final int uid = getPackageUid(packageName, userId); 3454 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3455 return false; 3456 } 3457 3458 if (checkPermission(permissionName, packageName, userId) 3459 == PackageManager.PERMISSION_GRANTED) { 3460 return false; 3461 } 3462 3463 final int flags; 3464 3465 final long identity = Binder.clearCallingIdentity(); 3466 try { 3467 flags = getPermissionFlags(permissionName, 3468 packageName, userId); 3469 } finally { 3470 Binder.restoreCallingIdentity(identity); 3471 } 3472 3473 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3474 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3475 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3476 3477 if ((flags & fixedFlags) != 0) { 3478 return false; 3479 } 3480 3481 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3482 } 3483 3484 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3485 BasePermission bp = mSettings.mPermissions.get(permission); 3486 if (bp == null) { 3487 throw new SecurityException("Missing " + permission + " permission"); 3488 } 3489 3490 SettingBase sb = (SettingBase) pkg.mExtras; 3491 PermissionsState permissionsState = sb.getPermissionsState(); 3492 3493 if (permissionsState.grantInstallPermission(bp) != 3494 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3495 scheduleWriteSettingsLocked(); 3496 } 3497 } 3498 3499 @Override 3500 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3501 mContext.enforceCallingOrSelfPermission( 3502 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3503 "addOnPermissionsChangeListener"); 3504 3505 synchronized (mPackages) { 3506 mOnPermissionChangeListeners.addListenerLocked(listener); 3507 } 3508 } 3509 3510 @Override 3511 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3512 synchronized (mPackages) { 3513 mOnPermissionChangeListeners.removeListenerLocked(listener); 3514 } 3515 } 3516 3517 @Override 3518 public boolean isProtectedBroadcast(String actionName) { 3519 synchronized (mPackages) { 3520 return mProtectedBroadcasts.contains(actionName); 3521 } 3522 } 3523 3524 @Override 3525 public int checkSignatures(String pkg1, String pkg2) { 3526 synchronized (mPackages) { 3527 final PackageParser.Package p1 = mPackages.get(pkg1); 3528 final PackageParser.Package p2 = mPackages.get(pkg2); 3529 if (p1 == null || p1.mExtras == null 3530 || p2 == null || p2.mExtras == null) { 3531 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3532 } 3533 return compareSignatures(p1.mSignatures, p2.mSignatures); 3534 } 3535 } 3536 3537 @Override 3538 public int checkUidSignatures(int uid1, int uid2) { 3539 // Map to base uids. 3540 uid1 = UserHandle.getAppId(uid1); 3541 uid2 = UserHandle.getAppId(uid2); 3542 // reader 3543 synchronized (mPackages) { 3544 Signature[] s1; 3545 Signature[] s2; 3546 Object obj = mSettings.getUserIdLPr(uid1); 3547 if (obj != null) { 3548 if (obj instanceof SharedUserSetting) { 3549 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3550 } else if (obj instanceof PackageSetting) { 3551 s1 = ((PackageSetting)obj).signatures.mSignatures; 3552 } else { 3553 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3554 } 3555 } else { 3556 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3557 } 3558 obj = mSettings.getUserIdLPr(uid2); 3559 if (obj != null) { 3560 if (obj instanceof SharedUserSetting) { 3561 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3562 } else if (obj instanceof PackageSetting) { 3563 s2 = ((PackageSetting)obj).signatures.mSignatures; 3564 } else { 3565 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3566 } 3567 } else { 3568 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3569 } 3570 return compareSignatures(s1, s2); 3571 } 3572 } 3573 3574 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3575 final long identity = Binder.clearCallingIdentity(); 3576 try { 3577 if (sb instanceof SharedUserSetting) { 3578 SharedUserSetting sus = (SharedUserSetting) sb; 3579 final int packageCount = sus.packages.size(); 3580 for (int i = 0; i < packageCount; i++) { 3581 PackageSetting susPs = sus.packages.valueAt(i); 3582 if (userId == UserHandle.USER_ALL) { 3583 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3584 } else { 3585 final int uid = UserHandle.getUid(userId, susPs.appId); 3586 killUid(uid, reason); 3587 } 3588 } 3589 } else if (sb instanceof PackageSetting) { 3590 PackageSetting ps = (PackageSetting) sb; 3591 if (userId == UserHandle.USER_ALL) { 3592 killApplication(ps.pkg.packageName, ps.appId, reason); 3593 } else { 3594 final int uid = UserHandle.getUid(userId, ps.appId); 3595 killUid(uid, reason); 3596 } 3597 } 3598 } finally { 3599 Binder.restoreCallingIdentity(identity); 3600 } 3601 } 3602 3603 private static void killUid(int uid, String reason) { 3604 IActivityManager am = ActivityManagerNative.getDefault(); 3605 if (am != null) { 3606 try { 3607 am.killUid(uid, reason); 3608 } catch (RemoteException e) { 3609 /* ignore - same process */ 3610 } 3611 } 3612 } 3613 3614 /** 3615 * Compares two sets of signatures. Returns: 3616 * <br /> 3617 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3618 * <br /> 3619 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3620 * <br /> 3621 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3622 * <br /> 3623 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3624 * <br /> 3625 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3626 */ 3627 static int compareSignatures(Signature[] s1, Signature[] s2) { 3628 if (s1 == null) { 3629 return s2 == null 3630 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3631 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3632 } 3633 3634 if (s2 == null) { 3635 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3636 } 3637 3638 if (s1.length != s2.length) { 3639 return PackageManager.SIGNATURE_NO_MATCH; 3640 } 3641 3642 // Since both signature sets are of size 1, we can compare without HashSets. 3643 if (s1.length == 1) { 3644 return s1[0].equals(s2[0]) ? 3645 PackageManager.SIGNATURE_MATCH : 3646 PackageManager.SIGNATURE_NO_MATCH; 3647 } 3648 3649 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3650 for (Signature sig : s1) { 3651 set1.add(sig); 3652 } 3653 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3654 for (Signature sig : s2) { 3655 set2.add(sig); 3656 } 3657 // Make sure s2 contains all signatures in s1. 3658 if (set1.equals(set2)) { 3659 return PackageManager.SIGNATURE_MATCH; 3660 } 3661 return PackageManager.SIGNATURE_NO_MATCH; 3662 } 3663 3664 /** 3665 * If the database version for this type of package (internal storage or 3666 * external storage) is less than the version where package signatures 3667 * were updated, return true. 3668 */ 3669 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3670 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3671 DatabaseVersion.SIGNATURE_END_ENTITY)) 3672 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3673 DatabaseVersion.SIGNATURE_END_ENTITY)); 3674 } 3675 3676 /** 3677 * Used for backward compatibility to make sure any packages with 3678 * certificate chains get upgraded to the new style. {@code existingSigs} 3679 * will be in the old format (since they were stored on disk from before the 3680 * system upgrade) and {@code scannedSigs} will be in the newer format. 3681 */ 3682 private int compareSignaturesCompat(PackageSignatures existingSigs, 3683 PackageParser.Package scannedPkg) { 3684 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3685 return PackageManager.SIGNATURE_NO_MATCH; 3686 } 3687 3688 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3689 for (Signature sig : existingSigs.mSignatures) { 3690 existingSet.add(sig); 3691 } 3692 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3693 for (Signature sig : scannedPkg.mSignatures) { 3694 try { 3695 Signature[] chainSignatures = sig.getChainSignatures(); 3696 for (Signature chainSig : chainSignatures) { 3697 scannedCompatSet.add(chainSig); 3698 } 3699 } catch (CertificateEncodingException e) { 3700 scannedCompatSet.add(sig); 3701 } 3702 } 3703 /* 3704 * Make sure the expanded scanned set contains all signatures in the 3705 * existing one. 3706 */ 3707 if (scannedCompatSet.equals(existingSet)) { 3708 // Migrate the old signatures to the new scheme. 3709 existingSigs.assignSignatures(scannedPkg.mSignatures); 3710 // The new KeySets will be re-added later in the scanning process. 3711 synchronized (mPackages) { 3712 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3713 } 3714 return PackageManager.SIGNATURE_MATCH; 3715 } 3716 return PackageManager.SIGNATURE_NO_MATCH; 3717 } 3718 3719 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3720 if (isExternal(scannedPkg)) { 3721 return mSettings.isExternalDatabaseVersionOlderThan( 3722 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3723 } else { 3724 return mSettings.isInternalDatabaseVersionOlderThan( 3725 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3726 } 3727 } 3728 3729 private int compareSignaturesRecover(PackageSignatures existingSigs, 3730 PackageParser.Package scannedPkg) { 3731 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3732 return PackageManager.SIGNATURE_NO_MATCH; 3733 } 3734 3735 String msg = null; 3736 try { 3737 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3738 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3739 + scannedPkg.packageName); 3740 return PackageManager.SIGNATURE_MATCH; 3741 } 3742 } catch (CertificateException e) { 3743 msg = e.getMessage(); 3744 } 3745 3746 logCriticalInfo(Log.INFO, 3747 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3748 return PackageManager.SIGNATURE_NO_MATCH; 3749 } 3750 3751 @Override 3752 public String[] getPackagesForUid(int uid) { 3753 uid = UserHandle.getAppId(uid); 3754 // reader 3755 synchronized (mPackages) { 3756 Object obj = mSettings.getUserIdLPr(uid); 3757 if (obj instanceof SharedUserSetting) { 3758 final SharedUserSetting sus = (SharedUserSetting) obj; 3759 final int N = sus.packages.size(); 3760 final String[] res = new String[N]; 3761 final Iterator<PackageSetting> it = sus.packages.iterator(); 3762 int i = 0; 3763 while (it.hasNext()) { 3764 res[i++] = it.next().name; 3765 } 3766 return res; 3767 } else if (obj instanceof PackageSetting) { 3768 final PackageSetting ps = (PackageSetting) obj; 3769 return new String[] { ps.name }; 3770 } 3771 } 3772 return null; 3773 } 3774 3775 @Override 3776 public String getNameForUid(int uid) { 3777 // reader 3778 synchronized (mPackages) { 3779 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3780 if (obj instanceof SharedUserSetting) { 3781 final SharedUserSetting sus = (SharedUserSetting) obj; 3782 return sus.name + ":" + sus.userId; 3783 } else if (obj instanceof PackageSetting) { 3784 final PackageSetting ps = (PackageSetting) obj; 3785 return ps.name; 3786 } 3787 } 3788 return null; 3789 } 3790 3791 @Override 3792 public int getUidForSharedUser(String sharedUserName) { 3793 if(sharedUserName == null) { 3794 return -1; 3795 } 3796 // reader 3797 synchronized (mPackages) { 3798 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3799 if (suid == null) { 3800 return -1; 3801 } 3802 return suid.userId; 3803 } 3804 } 3805 3806 @Override 3807 public int getFlagsForUid(int uid) { 3808 synchronized (mPackages) { 3809 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3810 if (obj instanceof SharedUserSetting) { 3811 final SharedUserSetting sus = (SharedUserSetting) obj; 3812 return sus.pkgFlags; 3813 } else if (obj instanceof PackageSetting) { 3814 final PackageSetting ps = (PackageSetting) obj; 3815 return ps.pkgFlags; 3816 } 3817 } 3818 return 0; 3819 } 3820 3821 @Override 3822 public int getPrivateFlagsForUid(int uid) { 3823 synchronized (mPackages) { 3824 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3825 if (obj instanceof SharedUserSetting) { 3826 final SharedUserSetting sus = (SharedUserSetting) obj; 3827 return sus.pkgPrivateFlags; 3828 } else if (obj instanceof PackageSetting) { 3829 final PackageSetting ps = (PackageSetting) obj; 3830 return ps.pkgPrivateFlags; 3831 } 3832 } 3833 return 0; 3834 } 3835 3836 @Override 3837 public boolean isUidPrivileged(int uid) { 3838 uid = UserHandle.getAppId(uid); 3839 // reader 3840 synchronized (mPackages) { 3841 Object obj = mSettings.getUserIdLPr(uid); 3842 if (obj instanceof SharedUserSetting) { 3843 final SharedUserSetting sus = (SharedUserSetting) obj; 3844 final Iterator<PackageSetting> it = sus.packages.iterator(); 3845 while (it.hasNext()) { 3846 if (it.next().isPrivileged()) { 3847 return true; 3848 } 3849 } 3850 } else if (obj instanceof PackageSetting) { 3851 final PackageSetting ps = (PackageSetting) obj; 3852 return ps.isPrivileged(); 3853 } 3854 } 3855 return false; 3856 } 3857 3858 @Override 3859 public String[] getAppOpPermissionPackages(String permissionName) { 3860 synchronized (mPackages) { 3861 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3862 if (pkgs == null) { 3863 return null; 3864 } 3865 return pkgs.toArray(new String[pkgs.size()]); 3866 } 3867 } 3868 3869 @Override 3870 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3871 int flags, int userId) { 3872 if (!sUserManager.exists(userId)) return null; 3873 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3874 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3875 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3876 } 3877 3878 @Override 3879 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3880 IntentFilter filter, int match, ComponentName activity) { 3881 final int userId = UserHandle.getCallingUserId(); 3882 if (DEBUG_PREFERRED) { 3883 Log.v(TAG, "setLastChosenActivity intent=" + intent 3884 + " resolvedType=" + resolvedType 3885 + " flags=" + flags 3886 + " filter=" + filter 3887 + " match=" + match 3888 + " activity=" + activity); 3889 filter.dump(new PrintStreamPrinter(System.out), " "); 3890 } 3891 intent.setComponent(null); 3892 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3893 // Find any earlier preferred or last chosen entries and nuke them 3894 findPreferredActivity(intent, resolvedType, 3895 flags, query, 0, false, true, false, userId); 3896 // Add the new activity as the last chosen for this filter 3897 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3898 "Setting last chosen"); 3899 } 3900 3901 @Override 3902 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3903 final int userId = UserHandle.getCallingUserId(); 3904 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3905 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3906 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3907 false, false, false, userId); 3908 } 3909 3910 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3911 int flags, List<ResolveInfo> query, int userId) { 3912 if (query != null) { 3913 final int N = query.size(); 3914 if (N == 1) { 3915 return query.get(0); 3916 } else if (N > 1) { 3917 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3918 // If there is more than one activity with the same priority, 3919 // then let the user decide between them. 3920 ResolveInfo r0 = query.get(0); 3921 ResolveInfo r1 = query.get(1); 3922 if (DEBUG_INTENT_MATCHING || debug) { 3923 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3924 + r1.activityInfo.name + "=" + r1.priority); 3925 } 3926 // If the first activity has a higher priority, or a different 3927 // default, then it is always desireable to pick it. 3928 if (r0.priority != r1.priority 3929 || r0.preferredOrder != r1.preferredOrder 3930 || r0.isDefault != r1.isDefault) { 3931 return query.get(0); 3932 } 3933 // If we have saved a preference for a preferred activity for 3934 // this Intent, use that. 3935 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3936 flags, query, r0.priority, true, false, debug, userId); 3937 if (ri != null) { 3938 return ri; 3939 } 3940 if (userId != 0) { 3941 ri = new ResolveInfo(mResolveInfo); 3942 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3943 ri.activityInfo.applicationInfo = new ApplicationInfo( 3944 ri.activityInfo.applicationInfo); 3945 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3946 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3947 return ri; 3948 } 3949 return mResolveInfo; 3950 } 3951 } 3952 return null; 3953 } 3954 3955 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3956 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3957 final int N = query.size(); 3958 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3959 .get(userId); 3960 // Get the list of persistent preferred activities that handle the intent 3961 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3962 List<PersistentPreferredActivity> pprefs = ppir != null 3963 ? ppir.queryIntent(intent, resolvedType, 3964 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3965 : null; 3966 if (pprefs != null && pprefs.size() > 0) { 3967 final int M = pprefs.size(); 3968 for (int i=0; i<M; i++) { 3969 final PersistentPreferredActivity ppa = pprefs.get(i); 3970 if (DEBUG_PREFERRED || debug) { 3971 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3972 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3973 + "\n component=" + ppa.mComponent); 3974 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3975 } 3976 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3977 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3978 if (DEBUG_PREFERRED || debug) { 3979 Slog.v(TAG, "Found persistent preferred activity:"); 3980 if (ai != null) { 3981 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3982 } else { 3983 Slog.v(TAG, " null"); 3984 } 3985 } 3986 if (ai == null) { 3987 // This previously registered persistent preferred activity 3988 // component is no longer known. Ignore it and do NOT remove it. 3989 continue; 3990 } 3991 for (int j=0; j<N; j++) { 3992 final ResolveInfo ri = query.get(j); 3993 if (!ri.activityInfo.applicationInfo.packageName 3994 .equals(ai.applicationInfo.packageName)) { 3995 continue; 3996 } 3997 if (!ri.activityInfo.name.equals(ai.name)) { 3998 continue; 3999 } 4000 // Found a persistent preference that can handle the intent. 4001 if (DEBUG_PREFERRED || debug) { 4002 Slog.v(TAG, "Returning persistent preferred activity: " + 4003 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4004 } 4005 return ri; 4006 } 4007 } 4008 } 4009 return null; 4010 } 4011 4012 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4013 List<ResolveInfo> query, int priority, boolean always, 4014 boolean removeMatches, boolean debug, int userId) { 4015 if (!sUserManager.exists(userId)) return null; 4016 // writer 4017 synchronized (mPackages) { 4018 if (intent.getSelector() != null) { 4019 intent = intent.getSelector(); 4020 } 4021 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4022 4023 // Try to find a matching persistent preferred activity. 4024 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4025 debug, userId); 4026 4027 // If a persistent preferred activity matched, use it. 4028 if (pri != null) { 4029 return pri; 4030 } 4031 4032 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4033 // Get the list of preferred activities that handle the intent 4034 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4035 List<PreferredActivity> prefs = pir != null 4036 ? pir.queryIntent(intent, resolvedType, 4037 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4038 : null; 4039 if (prefs != null && prefs.size() > 0) { 4040 boolean changed = false; 4041 try { 4042 // First figure out how good the original match set is. 4043 // We will only allow preferred activities that came 4044 // from the same match quality. 4045 int match = 0; 4046 4047 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4048 4049 final int N = query.size(); 4050 for (int j=0; j<N; j++) { 4051 final ResolveInfo ri = query.get(j); 4052 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4053 + ": 0x" + Integer.toHexString(match)); 4054 if (ri.match > match) { 4055 match = ri.match; 4056 } 4057 } 4058 4059 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4060 + Integer.toHexString(match)); 4061 4062 match &= IntentFilter.MATCH_CATEGORY_MASK; 4063 final int M = prefs.size(); 4064 for (int i=0; i<M; i++) { 4065 final PreferredActivity pa = prefs.get(i); 4066 if (DEBUG_PREFERRED || debug) { 4067 Slog.v(TAG, "Checking PreferredActivity ds=" 4068 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4069 + "\n component=" + pa.mPref.mComponent); 4070 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4071 } 4072 if (pa.mPref.mMatch != match) { 4073 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4074 + Integer.toHexString(pa.mPref.mMatch)); 4075 continue; 4076 } 4077 // If it's not an "always" type preferred activity and that's what we're 4078 // looking for, skip it. 4079 if (always && !pa.mPref.mAlways) { 4080 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4081 continue; 4082 } 4083 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4084 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4085 if (DEBUG_PREFERRED || debug) { 4086 Slog.v(TAG, "Found preferred activity:"); 4087 if (ai != null) { 4088 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4089 } else { 4090 Slog.v(TAG, " null"); 4091 } 4092 } 4093 if (ai == null) { 4094 // This previously registered preferred activity 4095 // component is no longer known. Most likely an update 4096 // to the app was installed and in the new version this 4097 // component no longer exists. Clean it up by removing 4098 // it from the preferred activities list, and skip it. 4099 Slog.w(TAG, "Removing dangling preferred activity: " 4100 + pa.mPref.mComponent); 4101 pir.removeFilter(pa); 4102 changed = true; 4103 continue; 4104 } 4105 for (int j=0; j<N; j++) { 4106 final ResolveInfo ri = query.get(j); 4107 if (!ri.activityInfo.applicationInfo.packageName 4108 .equals(ai.applicationInfo.packageName)) { 4109 continue; 4110 } 4111 if (!ri.activityInfo.name.equals(ai.name)) { 4112 continue; 4113 } 4114 4115 if (removeMatches) { 4116 pir.removeFilter(pa); 4117 changed = true; 4118 if (DEBUG_PREFERRED) { 4119 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4120 } 4121 break; 4122 } 4123 4124 // Okay we found a previously set preferred or last chosen app. 4125 // If the result set is different from when this 4126 // was created, we need to clear it and re-ask the 4127 // user their preference, if we're looking for an "always" type entry. 4128 if (always && !pa.mPref.sameSet(query)) { 4129 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4130 + intent + " type " + resolvedType); 4131 if (DEBUG_PREFERRED) { 4132 Slog.v(TAG, "Removing preferred activity since set changed " 4133 + pa.mPref.mComponent); 4134 } 4135 pir.removeFilter(pa); 4136 // Re-add the filter as a "last chosen" entry (!always) 4137 PreferredActivity lastChosen = new PreferredActivity( 4138 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4139 pir.addFilter(lastChosen); 4140 changed = true; 4141 return null; 4142 } 4143 4144 // Yay! Either the set matched or we're looking for the last chosen 4145 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4146 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4147 return ri; 4148 } 4149 } 4150 } finally { 4151 if (changed) { 4152 if (DEBUG_PREFERRED) { 4153 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4154 } 4155 scheduleWritePackageRestrictionsLocked(userId); 4156 } 4157 } 4158 } 4159 } 4160 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4161 return null; 4162 } 4163 4164 /* 4165 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4166 */ 4167 @Override 4168 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4169 int targetUserId) { 4170 mContext.enforceCallingOrSelfPermission( 4171 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4172 List<CrossProfileIntentFilter> matches = 4173 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4174 if (matches != null) { 4175 int size = matches.size(); 4176 for (int i = 0; i < size; i++) { 4177 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4178 } 4179 } 4180 if (hasWebURI(intent)) { 4181 // cross-profile app linking works only towards the parent. 4182 final UserInfo parent = getProfileParent(sourceUserId); 4183 synchronized(mPackages) { 4184 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4185 parent.id) != null; 4186 } 4187 } 4188 return false; 4189 } 4190 4191 private UserInfo getProfileParent(int userId) { 4192 final long identity = Binder.clearCallingIdentity(); 4193 try { 4194 return sUserManager.getProfileParent(userId); 4195 } finally { 4196 Binder.restoreCallingIdentity(identity); 4197 } 4198 } 4199 4200 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4201 String resolvedType, int userId) { 4202 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4203 if (resolver != null) { 4204 return resolver.queryIntent(intent, resolvedType, false, userId); 4205 } 4206 return null; 4207 } 4208 4209 @Override 4210 public List<ResolveInfo> queryIntentActivities(Intent intent, 4211 String resolvedType, int flags, int userId) { 4212 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4213 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4214 ComponentName comp = intent.getComponent(); 4215 if (comp == null) { 4216 if (intent.getSelector() != null) { 4217 intent = intent.getSelector(); 4218 comp = intent.getComponent(); 4219 } 4220 } 4221 4222 if (comp != null) { 4223 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4224 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4225 if (ai != null) { 4226 final ResolveInfo ri = new ResolveInfo(); 4227 ri.activityInfo = ai; 4228 list.add(ri); 4229 } 4230 return list; 4231 } 4232 4233 // reader 4234 synchronized (mPackages) { 4235 final String pkgName = intent.getPackage(); 4236 if (pkgName == null) { 4237 List<CrossProfileIntentFilter> matchingFilters = 4238 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4239 // Check for results that need to skip the current profile. 4240 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4241 resolvedType, flags, userId); 4242 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4243 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4244 result.add(xpResolveInfo); 4245 return filterIfNotPrimaryUser(result, userId); 4246 } 4247 4248 // Check for results in the current profile. 4249 List<ResolveInfo> result = mActivities.queryIntent( 4250 intent, resolvedType, flags, userId); 4251 4252 // Check for cross profile results. 4253 xpResolveInfo = queryCrossProfileIntents( 4254 matchingFilters, intent, resolvedType, flags, userId); 4255 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4256 result.add(xpResolveInfo); 4257 Collections.sort(result, mResolvePrioritySorter); 4258 } 4259 result = filterIfNotPrimaryUser(result, userId); 4260 if (hasWebURI(intent)) { 4261 CrossProfileDomainInfo xpDomainInfo = null; 4262 final UserInfo parent = getProfileParent(userId); 4263 if (parent != null) { 4264 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4265 flags, userId, parent.id); 4266 } 4267 if (xpDomainInfo != null) { 4268 if (xpResolveInfo != null) { 4269 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4270 // in the result. 4271 result.remove(xpResolveInfo); 4272 } 4273 if (result.size() == 0) { 4274 result.add(xpDomainInfo.resolveInfo); 4275 return result; 4276 } 4277 } else if (result.size() <= 1) { 4278 return result; 4279 } 4280 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4281 xpDomainInfo); 4282 Collections.sort(result, mResolvePrioritySorter); 4283 } 4284 return result; 4285 } 4286 final PackageParser.Package pkg = mPackages.get(pkgName); 4287 if (pkg != null) { 4288 return filterIfNotPrimaryUser( 4289 mActivities.queryIntentForPackage( 4290 intent, resolvedType, flags, pkg.activities, userId), 4291 userId); 4292 } 4293 return new ArrayList<ResolveInfo>(); 4294 } 4295 } 4296 4297 private static class CrossProfileDomainInfo { 4298 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4299 ResolveInfo resolveInfo; 4300 /* Best domain verification status of the activities found in the other profile */ 4301 int bestDomainVerificationStatus; 4302 } 4303 4304 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4305 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4306 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_APP_LINKING, 4307 sourceUserId)) { 4308 return null; 4309 } 4310 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4311 resolvedType, flags, parentUserId); 4312 4313 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4314 return null; 4315 } 4316 CrossProfileDomainInfo result = null; 4317 int size = resultTargetUser.size(); 4318 for (int i = 0; i < size; i++) { 4319 ResolveInfo riTargetUser = resultTargetUser.get(i); 4320 // Intent filter verification is only for filters that specify a host. So don't return 4321 // those that handle all web uris. 4322 if (riTargetUser.handleAllWebDataURI) { 4323 continue; 4324 } 4325 String packageName = riTargetUser.activityInfo.packageName; 4326 PackageSetting ps = mSettings.mPackages.get(packageName); 4327 if (ps == null) { 4328 continue; 4329 } 4330 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4331 if (result == null) { 4332 result = new CrossProfileDomainInfo(); 4333 result.resolveInfo = 4334 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4335 result.bestDomainVerificationStatus = status; 4336 } else { 4337 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4338 result.bestDomainVerificationStatus); 4339 } 4340 } 4341 return result; 4342 } 4343 4344 /** 4345 * Verification statuses are ordered from the worse to the best, except for 4346 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4347 */ 4348 private int bestDomainVerificationStatus(int status1, int status2) { 4349 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4350 return status2; 4351 } 4352 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4353 return status1; 4354 } 4355 return (int) MathUtils.max(status1, status2); 4356 } 4357 4358 private boolean isUserEnabled(int userId) { 4359 long callingId = Binder.clearCallingIdentity(); 4360 try { 4361 UserInfo userInfo = sUserManager.getUserInfo(userId); 4362 return userInfo != null && userInfo.isEnabled(); 4363 } finally { 4364 Binder.restoreCallingIdentity(callingId); 4365 } 4366 } 4367 4368 /** 4369 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4370 * 4371 * @return filtered list 4372 */ 4373 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4374 if (userId == UserHandle.USER_OWNER) { 4375 return resolveInfos; 4376 } 4377 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4378 ResolveInfo info = resolveInfos.get(i); 4379 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4380 resolveInfos.remove(i); 4381 } 4382 } 4383 return resolveInfos; 4384 } 4385 4386 private static boolean hasWebURI(Intent intent) { 4387 if (intent.getData() == null) { 4388 return false; 4389 } 4390 final String scheme = intent.getScheme(); 4391 if (TextUtils.isEmpty(scheme)) { 4392 return false; 4393 } 4394 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4395 } 4396 4397 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4398 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4399 if (DEBUG_PREFERRED) { 4400 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4401 candidates.size()); 4402 } 4403 4404 final int userId = UserHandle.getCallingUserId(); 4405 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4406 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4407 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4408 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4409 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4410 4411 synchronized (mPackages) { 4412 final int count = candidates.size(); 4413 // First, try to use the domain prefered App. Partition the candidates into four lists: 4414 // one for the final results, one for the "do not use ever", one for "undefined status" 4415 // and finally one for "Browser App type". 4416 for (int n=0; n<count; n++) { 4417 ResolveInfo info = candidates.get(n); 4418 String packageName = info.activityInfo.packageName; 4419 PackageSetting ps = mSettings.mPackages.get(packageName); 4420 if (ps != null) { 4421 // Add to the special match all list (Browser use case) 4422 if (info.handleAllWebDataURI) { 4423 matchAllList.add(info); 4424 continue; 4425 } 4426 // Try to get the status from User settings first 4427 int status = getDomainVerificationStatusLPr(ps, userId); 4428 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4429 alwaysList.add(info); 4430 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4431 neverList.add(info); 4432 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4433 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4434 undefinedList.add(info); 4435 } 4436 } 4437 } 4438 // First try to add the "always" resolution for the current user if there is any 4439 if (alwaysList.size() > 0) { 4440 result.addAll(alwaysList); 4441 // if there is an "always" for the parent user, add it. 4442 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4443 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4444 result.add(xpDomainInfo.resolveInfo); 4445 } else { 4446 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4447 result.addAll(undefinedList); 4448 if (xpDomainInfo != null && ( 4449 xpDomainInfo.bestDomainVerificationStatus 4450 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4451 || xpDomainInfo.bestDomainVerificationStatus 4452 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4453 result.add(xpDomainInfo.resolveInfo); 4454 } 4455 // Also add Browsers (all of them or only the default one) 4456 if ((flags & MATCH_ALL) != 0) { 4457 result.addAll(matchAllList); 4458 } else { 4459 // Try to add the Default Browser if we can 4460 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4461 UserHandle.myUserId()); 4462 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4463 boolean defaultBrowserFound = false; 4464 final int browserCount = matchAllList.size(); 4465 for (int n=0; n<browserCount; n++) { 4466 ResolveInfo browser = matchAllList.get(n); 4467 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4468 result.add(browser); 4469 defaultBrowserFound = true; 4470 break; 4471 } 4472 } 4473 if (!defaultBrowserFound) { 4474 result.addAll(matchAllList); 4475 } 4476 } else { 4477 result.addAll(matchAllList); 4478 } 4479 } 4480 4481 // If there is nothing selected, add all candidates and remove the ones that the User 4482 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4483 if (result.size() == 0) { 4484 result.addAll(candidates); 4485 result.removeAll(neverList); 4486 } 4487 } 4488 } 4489 if (DEBUG_PREFERRED) { 4490 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4491 result.size()); 4492 } 4493 return result; 4494 } 4495 4496 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4497 int status = ps.getDomainVerificationStatusForUser(userId); 4498 // if none available, get the master status 4499 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4500 if (ps.getIntentFilterVerificationInfo() != null) { 4501 status = ps.getIntentFilterVerificationInfo().getStatus(); 4502 } 4503 } 4504 return status; 4505 } 4506 4507 private ResolveInfo querySkipCurrentProfileIntents( 4508 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4509 int flags, int sourceUserId) { 4510 if (matchingFilters != null) { 4511 int size = matchingFilters.size(); 4512 for (int i = 0; i < size; i ++) { 4513 CrossProfileIntentFilter filter = matchingFilters.get(i); 4514 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4515 // Checking if there are activities in the target user that can handle the 4516 // intent. 4517 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4518 flags, sourceUserId); 4519 if (resolveInfo != null) { 4520 return resolveInfo; 4521 } 4522 } 4523 } 4524 } 4525 return null; 4526 } 4527 4528 // Return matching ResolveInfo if any for skip current profile intent filters. 4529 private ResolveInfo queryCrossProfileIntents( 4530 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4531 int flags, int sourceUserId) { 4532 if (matchingFilters != null) { 4533 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4534 // match the same intent. For performance reasons, it is better not to 4535 // run queryIntent twice for the same userId 4536 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4537 int size = matchingFilters.size(); 4538 for (int i = 0; i < size; i++) { 4539 CrossProfileIntentFilter filter = matchingFilters.get(i); 4540 int targetUserId = filter.getTargetUserId(); 4541 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4542 && !alreadyTriedUserIds.get(targetUserId)) { 4543 // Checking if there are activities in the target user that can handle the 4544 // intent. 4545 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4546 flags, sourceUserId); 4547 if (resolveInfo != null) return resolveInfo; 4548 alreadyTriedUserIds.put(targetUserId, true); 4549 } 4550 } 4551 } 4552 return null; 4553 } 4554 4555 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4556 String resolvedType, int flags, int sourceUserId) { 4557 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4558 resolvedType, flags, filter.getTargetUserId()); 4559 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4560 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4561 } 4562 return null; 4563 } 4564 4565 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4566 int sourceUserId, int targetUserId) { 4567 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4568 String className; 4569 if (targetUserId == UserHandle.USER_OWNER) { 4570 className = FORWARD_INTENT_TO_USER_OWNER; 4571 } else { 4572 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4573 } 4574 ComponentName forwardingActivityComponentName = new ComponentName( 4575 mAndroidApplication.packageName, className); 4576 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4577 sourceUserId); 4578 if (targetUserId == UserHandle.USER_OWNER) { 4579 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4580 forwardingResolveInfo.noResourceId = true; 4581 } 4582 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4583 forwardingResolveInfo.priority = 0; 4584 forwardingResolveInfo.preferredOrder = 0; 4585 forwardingResolveInfo.match = 0; 4586 forwardingResolveInfo.isDefault = true; 4587 forwardingResolveInfo.filter = filter; 4588 forwardingResolveInfo.targetUserId = targetUserId; 4589 return forwardingResolveInfo; 4590 } 4591 4592 @Override 4593 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4594 Intent[] specifics, String[] specificTypes, Intent intent, 4595 String resolvedType, int flags, int userId) { 4596 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4597 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4598 false, "query intent activity options"); 4599 final String resultsAction = intent.getAction(); 4600 4601 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4602 | PackageManager.GET_RESOLVED_FILTER, userId); 4603 4604 if (DEBUG_INTENT_MATCHING) { 4605 Log.v(TAG, "Query " + intent + ": " + results); 4606 } 4607 4608 int specificsPos = 0; 4609 int N; 4610 4611 // todo: note that the algorithm used here is O(N^2). This 4612 // isn't a problem in our current environment, but if we start running 4613 // into situations where we have more than 5 or 10 matches then this 4614 // should probably be changed to something smarter... 4615 4616 // First we go through and resolve each of the specific items 4617 // that were supplied, taking care of removing any corresponding 4618 // duplicate items in the generic resolve list. 4619 if (specifics != null) { 4620 for (int i=0; i<specifics.length; i++) { 4621 final Intent sintent = specifics[i]; 4622 if (sintent == null) { 4623 continue; 4624 } 4625 4626 if (DEBUG_INTENT_MATCHING) { 4627 Log.v(TAG, "Specific #" + i + ": " + sintent); 4628 } 4629 4630 String action = sintent.getAction(); 4631 if (resultsAction != null && resultsAction.equals(action)) { 4632 // If this action was explicitly requested, then don't 4633 // remove things that have it. 4634 action = null; 4635 } 4636 4637 ResolveInfo ri = null; 4638 ActivityInfo ai = null; 4639 4640 ComponentName comp = sintent.getComponent(); 4641 if (comp == null) { 4642 ri = resolveIntent( 4643 sintent, 4644 specificTypes != null ? specificTypes[i] : null, 4645 flags, userId); 4646 if (ri == null) { 4647 continue; 4648 } 4649 if (ri == mResolveInfo) { 4650 // ACK! Must do something better with this. 4651 } 4652 ai = ri.activityInfo; 4653 comp = new ComponentName(ai.applicationInfo.packageName, 4654 ai.name); 4655 } else { 4656 ai = getActivityInfo(comp, flags, userId); 4657 if (ai == null) { 4658 continue; 4659 } 4660 } 4661 4662 // Look for any generic query activities that are duplicates 4663 // of this specific one, and remove them from the results. 4664 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4665 N = results.size(); 4666 int j; 4667 for (j=specificsPos; j<N; j++) { 4668 ResolveInfo sri = results.get(j); 4669 if ((sri.activityInfo.name.equals(comp.getClassName()) 4670 && sri.activityInfo.applicationInfo.packageName.equals( 4671 comp.getPackageName())) 4672 || (action != null && sri.filter.matchAction(action))) { 4673 results.remove(j); 4674 if (DEBUG_INTENT_MATCHING) Log.v( 4675 TAG, "Removing duplicate item from " + j 4676 + " due to specific " + specificsPos); 4677 if (ri == null) { 4678 ri = sri; 4679 } 4680 j--; 4681 N--; 4682 } 4683 } 4684 4685 // Add this specific item to its proper place. 4686 if (ri == null) { 4687 ri = new ResolveInfo(); 4688 ri.activityInfo = ai; 4689 } 4690 results.add(specificsPos, ri); 4691 ri.specificIndex = i; 4692 specificsPos++; 4693 } 4694 } 4695 4696 // Now we go through the remaining generic results and remove any 4697 // duplicate actions that are found here. 4698 N = results.size(); 4699 for (int i=specificsPos; i<N-1; i++) { 4700 final ResolveInfo rii = results.get(i); 4701 if (rii.filter == null) { 4702 continue; 4703 } 4704 4705 // Iterate over all of the actions of this result's intent 4706 // filter... typically this should be just one. 4707 final Iterator<String> it = rii.filter.actionsIterator(); 4708 if (it == null) { 4709 continue; 4710 } 4711 while (it.hasNext()) { 4712 final String action = it.next(); 4713 if (resultsAction != null && resultsAction.equals(action)) { 4714 // If this action was explicitly requested, then don't 4715 // remove things that have it. 4716 continue; 4717 } 4718 for (int j=i+1; j<N; j++) { 4719 final ResolveInfo rij = results.get(j); 4720 if (rij.filter != null && rij.filter.hasAction(action)) { 4721 results.remove(j); 4722 if (DEBUG_INTENT_MATCHING) Log.v( 4723 TAG, "Removing duplicate item from " + j 4724 + " due to action " + action + " at " + i); 4725 j--; 4726 N--; 4727 } 4728 } 4729 } 4730 4731 // If the caller didn't request filter information, drop it now 4732 // so we don't have to marshall/unmarshall it. 4733 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4734 rii.filter = null; 4735 } 4736 } 4737 4738 // Filter out the caller activity if so requested. 4739 if (caller != null) { 4740 N = results.size(); 4741 for (int i=0; i<N; i++) { 4742 ActivityInfo ainfo = results.get(i).activityInfo; 4743 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4744 && caller.getClassName().equals(ainfo.name)) { 4745 results.remove(i); 4746 break; 4747 } 4748 } 4749 } 4750 4751 // If the caller didn't request filter information, 4752 // drop them now so we don't have to 4753 // marshall/unmarshall it. 4754 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4755 N = results.size(); 4756 for (int i=0; i<N; i++) { 4757 results.get(i).filter = null; 4758 } 4759 } 4760 4761 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4762 return results; 4763 } 4764 4765 @Override 4766 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4767 int userId) { 4768 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4769 ComponentName comp = intent.getComponent(); 4770 if (comp == null) { 4771 if (intent.getSelector() != null) { 4772 intent = intent.getSelector(); 4773 comp = intent.getComponent(); 4774 } 4775 } 4776 if (comp != null) { 4777 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4778 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4779 if (ai != null) { 4780 ResolveInfo ri = new ResolveInfo(); 4781 ri.activityInfo = ai; 4782 list.add(ri); 4783 } 4784 return list; 4785 } 4786 4787 // reader 4788 synchronized (mPackages) { 4789 String pkgName = intent.getPackage(); 4790 if (pkgName == null) { 4791 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4792 } 4793 final PackageParser.Package pkg = mPackages.get(pkgName); 4794 if (pkg != null) { 4795 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4796 userId); 4797 } 4798 return null; 4799 } 4800 } 4801 4802 @Override 4803 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4804 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4805 if (!sUserManager.exists(userId)) return null; 4806 if (query != null) { 4807 if (query.size() >= 1) { 4808 // If there is more than one service with the same priority, 4809 // just arbitrarily pick the first one. 4810 return query.get(0); 4811 } 4812 } 4813 return null; 4814 } 4815 4816 @Override 4817 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4818 int userId) { 4819 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4820 ComponentName comp = intent.getComponent(); 4821 if (comp == null) { 4822 if (intent.getSelector() != null) { 4823 intent = intent.getSelector(); 4824 comp = intent.getComponent(); 4825 } 4826 } 4827 if (comp != null) { 4828 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4829 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4830 if (si != null) { 4831 final ResolveInfo ri = new ResolveInfo(); 4832 ri.serviceInfo = si; 4833 list.add(ri); 4834 } 4835 return list; 4836 } 4837 4838 // reader 4839 synchronized (mPackages) { 4840 String pkgName = intent.getPackage(); 4841 if (pkgName == null) { 4842 return mServices.queryIntent(intent, resolvedType, flags, userId); 4843 } 4844 final PackageParser.Package pkg = mPackages.get(pkgName); 4845 if (pkg != null) { 4846 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4847 userId); 4848 } 4849 return null; 4850 } 4851 } 4852 4853 @Override 4854 public List<ResolveInfo> queryIntentContentProviders( 4855 Intent intent, String resolvedType, int flags, int userId) { 4856 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4857 ComponentName comp = intent.getComponent(); 4858 if (comp == null) { 4859 if (intent.getSelector() != null) { 4860 intent = intent.getSelector(); 4861 comp = intent.getComponent(); 4862 } 4863 } 4864 if (comp != null) { 4865 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4866 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4867 if (pi != null) { 4868 final ResolveInfo ri = new ResolveInfo(); 4869 ri.providerInfo = pi; 4870 list.add(ri); 4871 } 4872 return list; 4873 } 4874 4875 // reader 4876 synchronized (mPackages) { 4877 String pkgName = intent.getPackage(); 4878 if (pkgName == null) { 4879 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4880 } 4881 final PackageParser.Package pkg = mPackages.get(pkgName); 4882 if (pkg != null) { 4883 return mProviders.queryIntentForPackage( 4884 intent, resolvedType, flags, pkg.providers, userId); 4885 } 4886 return null; 4887 } 4888 } 4889 4890 @Override 4891 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4892 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4893 4894 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4895 4896 // writer 4897 synchronized (mPackages) { 4898 ArrayList<PackageInfo> list; 4899 if (listUninstalled) { 4900 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4901 for (PackageSetting ps : mSettings.mPackages.values()) { 4902 PackageInfo pi; 4903 if (ps.pkg != null) { 4904 pi = generatePackageInfo(ps.pkg, flags, userId); 4905 } else { 4906 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4907 } 4908 if (pi != null) { 4909 list.add(pi); 4910 } 4911 } 4912 } else { 4913 list = new ArrayList<PackageInfo>(mPackages.size()); 4914 for (PackageParser.Package p : mPackages.values()) { 4915 PackageInfo pi = generatePackageInfo(p, flags, userId); 4916 if (pi != null) { 4917 list.add(pi); 4918 } 4919 } 4920 } 4921 4922 return new ParceledListSlice<PackageInfo>(list); 4923 } 4924 } 4925 4926 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4927 String[] permissions, boolean[] tmp, int flags, int userId) { 4928 int numMatch = 0; 4929 final PermissionsState permissionsState = ps.getPermissionsState(); 4930 for (int i=0; i<permissions.length; i++) { 4931 final String permission = permissions[i]; 4932 if (permissionsState.hasPermission(permission, userId)) { 4933 tmp[i] = true; 4934 numMatch++; 4935 } else { 4936 tmp[i] = false; 4937 } 4938 } 4939 if (numMatch == 0) { 4940 return; 4941 } 4942 PackageInfo pi; 4943 if (ps.pkg != null) { 4944 pi = generatePackageInfo(ps.pkg, flags, userId); 4945 } else { 4946 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4947 } 4948 // The above might return null in cases of uninstalled apps or install-state 4949 // skew across users/profiles. 4950 if (pi != null) { 4951 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4952 if (numMatch == permissions.length) { 4953 pi.requestedPermissions = permissions; 4954 } else { 4955 pi.requestedPermissions = new String[numMatch]; 4956 numMatch = 0; 4957 for (int i=0; i<permissions.length; i++) { 4958 if (tmp[i]) { 4959 pi.requestedPermissions[numMatch] = permissions[i]; 4960 numMatch++; 4961 } 4962 } 4963 } 4964 } 4965 list.add(pi); 4966 } 4967 } 4968 4969 @Override 4970 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4971 String[] permissions, int flags, int userId) { 4972 if (!sUserManager.exists(userId)) return null; 4973 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4974 4975 // writer 4976 synchronized (mPackages) { 4977 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4978 boolean[] tmpBools = new boolean[permissions.length]; 4979 if (listUninstalled) { 4980 for (PackageSetting ps : mSettings.mPackages.values()) { 4981 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4982 } 4983 } else { 4984 for (PackageParser.Package pkg : mPackages.values()) { 4985 PackageSetting ps = (PackageSetting)pkg.mExtras; 4986 if (ps != null) { 4987 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4988 userId); 4989 } 4990 } 4991 } 4992 4993 return new ParceledListSlice<PackageInfo>(list); 4994 } 4995 } 4996 4997 @Override 4998 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4999 if (!sUserManager.exists(userId)) return null; 5000 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5001 5002 // writer 5003 synchronized (mPackages) { 5004 ArrayList<ApplicationInfo> list; 5005 if (listUninstalled) { 5006 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5007 for (PackageSetting ps : mSettings.mPackages.values()) { 5008 ApplicationInfo ai; 5009 if (ps.pkg != null) { 5010 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5011 ps.readUserState(userId), userId); 5012 } else { 5013 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5014 } 5015 if (ai != null) { 5016 list.add(ai); 5017 } 5018 } 5019 } else { 5020 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5021 for (PackageParser.Package p : mPackages.values()) { 5022 if (p.mExtras != null) { 5023 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5024 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5025 if (ai != null) { 5026 list.add(ai); 5027 } 5028 } 5029 } 5030 } 5031 5032 return new ParceledListSlice<ApplicationInfo>(list); 5033 } 5034 } 5035 5036 public List<ApplicationInfo> getPersistentApplications(int flags) { 5037 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5038 5039 // reader 5040 synchronized (mPackages) { 5041 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5042 final int userId = UserHandle.getCallingUserId(); 5043 while (i.hasNext()) { 5044 final PackageParser.Package p = i.next(); 5045 if (p.applicationInfo != null 5046 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5047 && (!mSafeMode || isSystemApp(p))) { 5048 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5049 if (ps != null) { 5050 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5051 ps.readUserState(userId), userId); 5052 if (ai != null) { 5053 finalList.add(ai); 5054 } 5055 } 5056 } 5057 } 5058 } 5059 5060 return finalList; 5061 } 5062 5063 @Override 5064 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5065 if (!sUserManager.exists(userId)) return null; 5066 // reader 5067 synchronized (mPackages) { 5068 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5069 PackageSetting ps = provider != null 5070 ? mSettings.mPackages.get(provider.owner.packageName) 5071 : null; 5072 return ps != null 5073 && mSettings.isEnabledLPr(provider.info, flags, userId) 5074 && (!mSafeMode || (provider.info.applicationInfo.flags 5075 &ApplicationInfo.FLAG_SYSTEM) != 0) 5076 ? PackageParser.generateProviderInfo(provider, flags, 5077 ps.readUserState(userId), userId) 5078 : null; 5079 } 5080 } 5081 5082 /** 5083 * @deprecated 5084 */ 5085 @Deprecated 5086 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5087 // reader 5088 synchronized (mPackages) { 5089 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5090 .entrySet().iterator(); 5091 final int userId = UserHandle.getCallingUserId(); 5092 while (i.hasNext()) { 5093 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5094 PackageParser.Provider p = entry.getValue(); 5095 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5096 5097 if (ps != null && p.syncable 5098 && (!mSafeMode || (p.info.applicationInfo.flags 5099 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5100 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5101 ps.readUserState(userId), userId); 5102 if (info != null) { 5103 outNames.add(entry.getKey()); 5104 outInfo.add(info); 5105 } 5106 } 5107 } 5108 } 5109 } 5110 5111 @Override 5112 public List<ProviderInfo> queryContentProviders(String processName, 5113 int uid, int flags) { 5114 ArrayList<ProviderInfo> finalList = null; 5115 // reader 5116 synchronized (mPackages) { 5117 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5118 final int userId = processName != null ? 5119 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5120 while (i.hasNext()) { 5121 final PackageParser.Provider p = i.next(); 5122 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5123 if (ps != null && p.info.authority != null 5124 && (processName == null 5125 || (p.info.processName.equals(processName) 5126 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5127 && mSettings.isEnabledLPr(p.info, flags, userId) 5128 && (!mSafeMode 5129 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5130 if (finalList == null) { 5131 finalList = new ArrayList<ProviderInfo>(3); 5132 } 5133 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5134 ps.readUserState(userId), userId); 5135 if (info != null) { 5136 finalList.add(info); 5137 } 5138 } 5139 } 5140 } 5141 5142 if (finalList != null) { 5143 Collections.sort(finalList, mProviderInitOrderSorter); 5144 } 5145 5146 return finalList; 5147 } 5148 5149 @Override 5150 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5151 int flags) { 5152 // reader 5153 synchronized (mPackages) { 5154 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5155 return PackageParser.generateInstrumentationInfo(i, flags); 5156 } 5157 } 5158 5159 @Override 5160 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5161 int flags) { 5162 ArrayList<InstrumentationInfo> finalList = 5163 new ArrayList<InstrumentationInfo>(); 5164 5165 // reader 5166 synchronized (mPackages) { 5167 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5168 while (i.hasNext()) { 5169 final PackageParser.Instrumentation p = i.next(); 5170 if (targetPackage == null 5171 || targetPackage.equals(p.info.targetPackage)) { 5172 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5173 flags); 5174 if (ii != null) { 5175 finalList.add(ii); 5176 } 5177 } 5178 } 5179 } 5180 5181 return finalList; 5182 } 5183 5184 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5185 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5186 if (overlays == null) { 5187 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5188 return; 5189 } 5190 for (PackageParser.Package opkg : overlays.values()) { 5191 // Not much to do if idmap fails: we already logged the error 5192 // and we certainly don't want to abort installation of pkg simply 5193 // because an overlay didn't fit properly. For these reasons, 5194 // ignore the return value of createIdmapForPackagePairLI. 5195 createIdmapForPackagePairLI(pkg, opkg); 5196 } 5197 } 5198 5199 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5200 PackageParser.Package opkg) { 5201 if (!opkg.mTrustedOverlay) { 5202 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5203 opkg.baseCodePath + ": overlay not trusted"); 5204 return false; 5205 } 5206 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5207 if (overlaySet == null) { 5208 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5209 opkg.baseCodePath + " but target package has no known overlays"); 5210 return false; 5211 } 5212 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5213 // TODO: generate idmap for split APKs 5214 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5215 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5216 + opkg.baseCodePath); 5217 return false; 5218 } 5219 PackageParser.Package[] overlayArray = 5220 overlaySet.values().toArray(new PackageParser.Package[0]); 5221 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5222 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5223 return p1.mOverlayPriority - p2.mOverlayPriority; 5224 } 5225 }; 5226 Arrays.sort(overlayArray, cmp); 5227 5228 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5229 int i = 0; 5230 for (PackageParser.Package p : overlayArray) { 5231 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5232 } 5233 return true; 5234 } 5235 5236 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5237 final File[] files = dir.listFiles(); 5238 if (ArrayUtils.isEmpty(files)) { 5239 Log.d(TAG, "No files in app dir " + dir); 5240 return; 5241 } 5242 5243 if (DEBUG_PACKAGE_SCANNING) { 5244 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5245 + " flags=0x" + Integer.toHexString(parseFlags)); 5246 } 5247 5248 for (File file : files) { 5249 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5250 && !PackageInstallerService.isStageName(file.getName()); 5251 if (!isPackage) { 5252 // Ignore entries which are not packages 5253 continue; 5254 } 5255 try { 5256 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5257 scanFlags, currentTime, null); 5258 } catch (PackageManagerException e) { 5259 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5260 5261 // Delete invalid userdata apps 5262 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5263 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5264 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5265 if (file.isDirectory()) { 5266 mInstaller.rmPackageDir(file.getAbsolutePath()); 5267 } else { 5268 file.delete(); 5269 } 5270 } 5271 } 5272 } 5273 } 5274 5275 private static File getSettingsProblemFile() { 5276 File dataDir = Environment.getDataDirectory(); 5277 File systemDir = new File(dataDir, "system"); 5278 File fname = new File(systemDir, "uiderrors.txt"); 5279 return fname; 5280 } 5281 5282 static void reportSettingsProblem(int priority, String msg) { 5283 logCriticalInfo(priority, msg); 5284 } 5285 5286 static void logCriticalInfo(int priority, String msg) { 5287 Slog.println(priority, TAG, msg); 5288 EventLogTags.writePmCriticalInfo(msg); 5289 try { 5290 File fname = getSettingsProblemFile(); 5291 FileOutputStream out = new FileOutputStream(fname, true); 5292 PrintWriter pw = new FastPrintWriter(out); 5293 SimpleDateFormat formatter = new SimpleDateFormat(); 5294 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5295 pw.println(dateString + ": " + msg); 5296 pw.close(); 5297 FileUtils.setPermissions( 5298 fname.toString(), 5299 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5300 -1, -1); 5301 } catch (java.io.IOException e) { 5302 } 5303 } 5304 5305 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5306 PackageParser.Package pkg, File srcFile, int parseFlags) 5307 throws PackageManagerException { 5308 if (ps != null 5309 && ps.codePath.equals(srcFile) 5310 && ps.timeStamp == srcFile.lastModified() 5311 && !isCompatSignatureUpdateNeeded(pkg) 5312 && !isRecoverSignatureUpdateNeeded(pkg)) { 5313 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5314 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5315 ArraySet<PublicKey> signingKs; 5316 synchronized (mPackages) { 5317 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5318 } 5319 if (ps.signatures.mSignatures != null 5320 && ps.signatures.mSignatures.length != 0 5321 && signingKs != null) { 5322 // Optimization: reuse the existing cached certificates 5323 // if the package appears to be unchanged. 5324 pkg.mSignatures = ps.signatures.mSignatures; 5325 pkg.mSigningKeys = signingKs; 5326 return; 5327 } 5328 5329 Slog.w(TAG, "PackageSetting for " + ps.name 5330 + " is missing signatures. Collecting certs again to recover them."); 5331 } else { 5332 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5333 } 5334 5335 try { 5336 pp.collectCertificates(pkg, parseFlags); 5337 pp.collectManifestDigest(pkg); 5338 } catch (PackageParserException e) { 5339 throw PackageManagerException.from(e); 5340 } 5341 } 5342 5343 /* 5344 * Scan a package and return the newly parsed package. 5345 * Returns null in case of errors and the error code is stored in mLastScanError 5346 */ 5347 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5348 long currentTime, UserHandle user) throws PackageManagerException { 5349 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5350 parseFlags |= mDefParseFlags; 5351 PackageParser pp = new PackageParser(); 5352 pp.setSeparateProcesses(mSeparateProcesses); 5353 pp.setOnlyCoreApps(mOnlyCore); 5354 pp.setDisplayMetrics(mMetrics); 5355 5356 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5357 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5358 } 5359 5360 final PackageParser.Package pkg; 5361 try { 5362 pkg = pp.parsePackage(scanFile, parseFlags); 5363 } catch (PackageParserException e) { 5364 throw PackageManagerException.from(e); 5365 } 5366 5367 PackageSetting ps = null; 5368 PackageSetting updatedPkg; 5369 // reader 5370 synchronized (mPackages) { 5371 // Look to see if we already know about this package. 5372 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5373 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5374 // This package has been renamed to its original name. Let's 5375 // use that. 5376 ps = mSettings.peekPackageLPr(oldName); 5377 } 5378 // If there was no original package, see one for the real package name. 5379 if (ps == null) { 5380 ps = mSettings.peekPackageLPr(pkg.packageName); 5381 } 5382 // Check to see if this package could be hiding/updating a system 5383 // package. Must look for it either under the original or real 5384 // package name depending on our state. 5385 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5386 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5387 } 5388 boolean updatedPkgBetter = false; 5389 // First check if this is a system package that may involve an update 5390 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5391 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5392 // it needs to drop FLAG_PRIVILEGED. 5393 if (locationIsPrivileged(scanFile)) { 5394 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5395 } else { 5396 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5397 } 5398 5399 if (ps != null && !ps.codePath.equals(scanFile)) { 5400 // The path has changed from what was last scanned... check the 5401 // version of the new path against what we have stored to determine 5402 // what to do. 5403 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5404 if (pkg.mVersionCode <= ps.versionCode) { 5405 // The system package has been updated and the code path does not match 5406 // Ignore entry. Skip it. 5407 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5408 + " ignored: updated version " + ps.versionCode 5409 + " better than this " + pkg.mVersionCode); 5410 if (!updatedPkg.codePath.equals(scanFile)) { 5411 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5412 + ps.name + " changing from " + updatedPkg.codePathString 5413 + " to " + scanFile); 5414 updatedPkg.codePath = scanFile; 5415 updatedPkg.codePathString = scanFile.toString(); 5416 updatedPkg.resourcePath = scanFile; 5417 updatedPkg.resourcePathString = scanFile.toString(); 5418 } 5419 updatedPkg.pkg = pkg; 5420 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5421 } else { 5422 // The current app on the system partition is better than 5423 // what we have updated to on the data partition; switch 5424 // back to the system partition version. 5425 // At this point, its safely assumed that package installation for 5426 // apps in system partition will go through. If not there won't be a working 5427 // version of the app 5428 // writer 5429 synchronized (mPackages) { 5430 // Just remove the loaded entries from package lists. 5431 mPackages.remove(ps.name); 5432 } 5433 5434 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5435 + " reverting from " + ps.codePathString 5436 + ": new version " + pkg.mVersionCode 5437 + " better than installed " + ps.versionCode); 5438 5439 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5440 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5441 synchronized (mInstallLock) { 5442 args.cleanUpResourcesLI(); 5443 } 5444 synchronized (mPackages) { 5445 mSettings.enableSystemPackageLPw(ps.name); 5446 } 5447 updatedPkgBetter = true; 5448 } 5449 } 5450 } 5451 5452 if (updatedPkg != null) { 5453 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5454 // initially 5455 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5456 5457 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5458 // flag set initially 5459 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5460 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5461 } 5462 } 5463 5464 // Verify certificates against what was last scanned 5465 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5466 5467 /* 5468 * A new system app appeared, but we already had a non-system one of the 5469 * same name installed earlier. 5470 */ 5471 boolean shouldHideSystemApp = false; 5472 if (updatedPkg == null && ps != null 5473 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5474 /* 5475 * Check to make sure the signatures match first. If they don't, 5476 * wipe the installed application and its data. 5477 */ 5478 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5479 != PackageManager.SIGNATURE_MATCH) { 5480 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5481 + " signatures don't match existing userdata copy; removing"); 5482 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5483 ps = null; 5484 } else { 5485 /* 5486 * If the newly-added system app is an older version than the 5487 * already installed version, hide it. It will be scanned later 5488 * and re-added like an update. 5489 */ 5490 if (pkg.mVersionCode <= ps.versionCode) { 5491 shouldHideSystemApp = true; 5492 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5493 + " but new version " + pkg.mVersionCode + " better than installed " 5494 + ps.versionCode + "; hiding system"); 5495 } else { 5496 /* 5497 * The newly found system app is a newer version that the 5498 * one previously installed. Simply remove the 5499 * already-installed application and replace it with our own 5500 * while keeping the application data. 5501 */ 5502 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5503 + " reverting from " + ps.codePathString + ": new version " 5504 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5505 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5506 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5507 synchronized (mInstallLock) { 5508 args.cleanUpResourcesLI(); 5509 } 5510 } 5511 } 5512 } 5513 5514 // The apk is forward locked (not public) if its code and resources 5515 // are kept in different files. (except for app in either system or 5516 // vendor path). 5517 // TODO grab this value from PackageSettings 5518 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5519 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5520 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5521 } 5522 } 5523 5524 // TODO: extend to support forward-locked splits 5525 String resourcePath = null; 5526 String baseResourcePath = null; 5527 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5528 if (ps != null && ps.resourcePathString != null) { 5529 resourcePath = ps.resourcePathString; 5530 baseResourcePath = ps.resourcePathString; 5531 } else { 5532 // Should not happen at all. Just log an error. 5533 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5534 } 5535 } else { 5536 resourcePath = pkg.codePath; 5537 baseResourcePath = pkg.baseCodePath; 5538 } 5539 5540 // Set application objects path explicitly. 5541 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5542 pkg.applicationInfo.setCodePath(pkg.codePath); 5543 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5544 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5545 pkg.applicationInfo.setResourcePath(resourcePath); 5546 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5547 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5548 5549 // Note that we invoke the following method only if we are about to unpack an application 5550 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5551 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5552 5553 /* 5554 * If the system app should be overridden by a previously installed 5555 * data, hide the system app now and let the /data/app scan pick it up 5556 * again. 5557 */ 5558 if (shouldHideSystemApp) { 5559 synchronized (mPackages) { 5560 /* 5561 * We have to grant systems permissions before we hide, because 5562 * grantPermissions will assume the package update is trying to 5563 * expand its permissions. 5564 */ 5565 grantPermissionsLPw(pkg, true, pkg.packageName); 5566 mSettings.disableSystemPackageLPw(pkg.packageName); 5567 } 5568 } 5569 5570 return scannedPkg; 5571 } 5572 5573 private static String fixProcessName(String defProcessName, 5574 String processName, int uid) { 5575 if (processName == null) { 5576 return defProcessName; 5577 } 5578 return processName; 5579 } 5580 5581 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5582 throws PackageManagerException { 5583 if (pkgSetting.signatures.mSignatures != null) { 5584 // Already existing package. Make sure signatures match 5585 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5586 == PackageManager.SIGNATURE_MATCH; 5587 if (!match) { 5588 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5589 == PackageManager.SIGNATURE_MATCH; 5590 } 5591 if (!match) { 5592 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5593 == PackageManager.SIGNATURE_MATCH; 5594 } 5595 if (!match) { 5596 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5597 + pkg.packageName + " signatures do not match the " 5598 + "previously installed version; ignoring!"); 5599 } 5600 } 5601 5602 // Check for shared user signatures 5603 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5604 // Already existing package. Make sure signatures match 5605 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5606 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5607 if (!match) { 5608 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5609 == PackageManager.SIGNATURE_MATCH; 5610 } 5611 if (!match) { 5612 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5613 == PackageManager.SIGNATURE_MATCH; 5614 } 5615 if (!match) { 5616 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5617 "Package " + pkg.packageName 5618 + " has no signatures that match those in shared user " 5619 + pkgSetting.sharedUser.name + "; ignoring!"); 5620 } 5621 } 5622 } 5623 5624 /** 5625 * Enforces that only the system UID or root's UID can call a method exposed 5626 * via Binder. 5627 * 5628 * @param message used as message if SecurityException is thrown 5629 * @throws SecurityException if the caller is not system or root 5630 */ 5631 private static final void enforceSystemOrRoot(String message) { 5632 final int uid = Binder.getCallingUid(); 5633 if (uid != Process.SYSTEM_UID && uid != 0) { 5634 throw new SecurityException(message); 5635 } 5636 } 5637 5638 @Override 5639 public void performBootDexOpt() { 5640 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5641 5642 // Before everything else, see whether we need to fstrim. 5643 try { 5644 IMountService ms = PackageHelper.getMountService(); 5645 if (ms != null) { 5646 final boolean isUpgrade = isUpgrade(); 5647 boolean doTrim = isUpgrade; 5648 if (doTrim) { 5649 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5650 } else { 5651 final long interval = android.provider.Settings.Global.getLong( 5652 mContext.getContentResolver(), 5653 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5654 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5655 if (interval > 0) { 5656 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5657 if (timeSinceLast > interval) { 5658 doTrim = true; 5659 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5660 + "; running immediately"); 5661 } 5662 } 5663 } 5664 if (doTrim) { 5665 if (!isFirstBoot()) { 5666 try { 5667 ActivityManagerNative.getDefault().showBootMessage( 5668 mContext.getResources().getString( 5669 R.string.android_upgrading_fstrim), true); 5670 } catch (RemoteException e) { 5671 } 5672 } 5673 ms.runMaintenance(); 5674 } 5675 } else { 5676 Slog.e(TAG, "Mount service unavailable!"); 5677 } 5678 } catch (RemoteException e) { 5679 // Can't happen; MountService is local 5680 } 5681 5682 final ArraySet<PackageParser.Package> pkgs; 5683 synchronized (mPackages) { 5684 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5685 } 5686 5687 if (pkgs != null) { 5688 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5689 // in case the device runs out of space. 5690 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5691 // Give priority to core apps. 5692 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5693 PackageParser.Package pkg = it.next(); 5694 if (pkg.coreApp) { 5695 if (DEBUG_DEXOPT) { 5696 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5697 } 5698 sortedPkgs.add(pkg); 5699 it.remove(); 5700 } 5701 } 5702 // Give priority to system apps that listen for pre boot complete. 5703 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5704 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5705 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5706 PackageParser.Package pkg = it.next(); 5707 if (pkgNames.contains(pkg.packageName)) { 5708 if (DEBUG_DEXOPT) { 5709 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5710 } 5711 sortedPkgs.add(pkg); 5712 it.remove(); 5713 } 5714 } 5715 // Give priority to system apps. 5716 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5717 PackageParser.Package pkg = it.next(); 5718 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5719 if (DEBUG_DEXOPT) { 5720 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5721 } 5722 sortedPkgs.add(pkg); 5723 it.remove(); 5724 } 5725 } 5726 // Give priority to updated system apps. 5727 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5728 PackageParser.Package pkg = it.next(); 5729 if (pkg.isUpdatedSystemApp()) { 5730 if (DEBUG_DEXOPT) { 5731 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5732 } 5733 sortedPkgs.add(pkg); 5734 it.remove(); 5735 } 5736 } 5737 // Give priority to apps that listen for boot complete. 5738 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5739 pkgNames = getPackageNamesForIntent(intent); 5740 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5741 PackageParser.Package pkg = it.next(); 5742 if (pkgNames.contains(pkg.packageName)) { 5743 if (DEBUG_DEXOPT) { 5744 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5745 } 5746 sortedPkgs.add(pkg); 5747 it.remove(); 5748 } 5749 } 5750 // Filter out packages that aren't recently used. 5751 filterRecentlyUsedApps(pkgs); 5752 // Add all remaining apps. 5753 for (PackageParser.Package pkg : pkgs) { 5754 if (DEBUG_DEXOPT) { 5755 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5756 } 5757 sortedPkgs.add(pkg); 5758 } 5759 5760 // If we want to be lazy, filter everything that wasn't recently used. 5761 if (mLazyDexOpt) { 5762 filterRecentlyUsedApps(sortedPkgs); 5763 } 5764 5765 int i = 0; 5766 int total = sortedPkgs.size(); 5767 File dataDir = Environment.getDataDirectory(); 5768 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5769 if (lowThreshold == 0) { 5770 throw new IllegalStateException("Invalid low memory threshold"); 5771 } 5772 for (PackageParser.Package pkg : sortedPkgs) { 5773 long usableSpace = dataDir.getUsableSpace(); 5774 if (usableSpace < lowThreshold) { 5775 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5776 break; 5777 } 5778 performBootDexOpt(pkg, ++i, total); 5779 } 5780 } 5781 } 5782 5783 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5784 // Filter out packages that aren't recently used. 5785 // 5786 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5787 // should do a full dexopt. 5788 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5789 int total = pkgs.size(); 5790 int skipped = 0; 5791 long now = System.currentTimeMillis(); 5792 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5793 PackageParser.Package pkg = i.next(); 5794 long then = pkg.mLastPackageUsageTimeInMills; 5795 if (then + mDexOptLRUThresholdInMills < now) { 5796 if (DEBUG_DEXOPT) { 5797 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5798 ((then == 0) ? "never" : new Date(then))); 5799 } 5800 i.remove(); 5801 skipped++; 5802 } 5803 } 5804 if (DEBUG_DEXOPT) { 5805 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5806 } 5807 } 5808 } 5809 5810 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5811 List<ResolveInfo> ris = null; 5812 try { 5813 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5814 intent, null, 0, UserHandle.USER_OWNER); 5815 } catch (RemoteException e) { 5816 } 5817 ArraySet<String> pkgNames = new ArraySet<String>(); 5818 if (ris != null) { 5819 for (ResolveInfo ri : ris) { 5820 pkgNames.add(ri.activityInfo.packageName); 5821 } 5822 } 5823 return pkgNames; 5824 } 5825 5826 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5827 if (DEBUG_DEXOPT) { 5828 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5829 } 5830 if (!isFirstBoot()) { 5831 try { 5832 ActivityManagerNative.getDefault().showBootMessage( 5833 mContext.getResources().getString(R.string.android_upgrading_apk, 5834 curr, total), true); 5835 } catch (RemoteException e) { 5836 } 5837 } 5838 PackageParser.Package p = pkg; 5839 synchronized (mInstallLock) { 5840 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5841 false /* force dex */, false /* defer */, true /* include dependencies */); 5842 } 5843 } 5844 5845 @Override 5846 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5847 return performDexOpt(packageName, instructionSet, false); 5848 } 5849 5850 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5851 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5852 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5853 if (!dexopt && !updateUsage) { 5854 // We aren't going to dexopt or update usage, so bail early. 5855 return false; 5856 } 5857 PackageParser.Package p; 5858 final String targetInstructionSet; 5859 synchronized (mPackages) { 5860 p = mPackages.get(packageName); 5861 if (p == null) { 5862 return false; 5863 } 5864 if (updateUsage) { 5865 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5866 } 5867 mPackageUsage.write(false); 5868 if (!dexopt) { 5869 // We aren't going to dexopt, so bail early. 5870 return false; 5871 } 5872 5873 targetInstructionSet = instructionSet != null ? instructionSet : 5874 getPrimaryInstructionSet(p.applicationInfo); 5875 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5876 return false; 5877 } 5878 } 5879 5880 synchronized (mInstallLock) { 5881 final String[] instructionSets = new String[] { targetInstructionSet }; 5882 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5883 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5884 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5885 } 5886 } 5887 5888 public ArraySet<String> getPackagesThatNeedDexOpt() { 5889 ArraySet<String> pkgs = null; 5890 synchronized (mPackages) { 5891 for (PackageParser.Package p : mPackages.values()) { 5892 if (DEBUG_DEXOPT) { 5893 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5894 } 5895 if (!p.mDexOptPerformed.isEmpty()) { 5896 continue; 5897 } 5898 if (pkgs == null) { 5899 pkgs = new ArraySet<String>(); 5900 } 5901 pkgs.add(p.packageName); 5902 } 5903 } 5904 return pkgs; 5905 } 5906 5907 public void shutdown() { 5908 mPackageUsage.write(true); 5909 } 5910 5911 @Override 5912 public void forceDexOpt(String packageName) { 5913 enforceSystemOrRoot("forceDexOpt"); 5914 5915 PackageParser.Package pkg; 5916 synchronized (mPackages) { 5917 pkg = mPackages.get(packageName); 5918 if (pkg == null) { 5919 throw new IllegalArgumentException("Missing package: " + packageName); 5920 } 5921 } 5922 5923 synchronized (mInstallLock) { 5924 final String[] instructionSets = new String[] { 5925 getPrimaryInstructionSet(pkg.applicationInfo) }; 5926 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5927 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5928 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5929 throw new IllegalStateException("Failed to dexopt: " + res); 5930 } 5931 } 5932 } 5933 5934 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5935 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5936 Slog.w(TAG, "Unable to update from " + oldPkg.name 5937 + " to " + newPkg.packageName 5938 + ": old package not in system partition"); 5939 return false; 5940 } else if (mPackages.get(oldPkg.name) != null) { 5941 Slog.w(TAG, "Unable to update from " + oldPkg.name 5942 + " to " + newPkg.packageName 5943 + ": old package still exists"); 5944 return false; 5945 } 5946 return true; 5947 } 5948 5949 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5950 int[] users = sUserManager.getUserIds(); 5951 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5952 if (res < 0) { 5953 return res; 5954 } 5955 for (int user : users) { 5956 if (user != 0) { 5957 res = mInstaller.createUserData(volumeUuid, packageName, 5958 UserHandle.getUid(user, uid), user, seinfo); 5959 if (res < 0) { 5960 return res; 5961 } 5962 } 5963 } 5964 return res; 5965 } 5966 5967 private int removeDataDirsLI(String volumeUuid, String packageName) { 5968 int[] users = sUserManager.getUserIds(); 5969 int res = 0; 5970 for (int user : users) { 5971 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5972 if (resInner < 0) { 5973 res = resInner; 5974 } 5975 } 5976 5977 return res; 5978 } 5979 5980 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5981 int[] users = sUserManager.getUserIds(); 5982 int res = 0; 5983 for (int user : users) { 5984 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5985 if (resInner < 0) { 5986 res = resInner; 5987 } 5988 } 5989 return res; 5990 } 5991 5992 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5993 PackageParser.Package changingLib) { 5994 if (file.path != null) { 5995 usesLibraryFiles.add(file.path); 5996 return; 5997 } 5998 PackageParser.Package p = mPackages.get(file.apk); 5999 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6000 // If we are doing this while in the middle of updating a library apk, 6001 // then we need to make sure to use that new apk for determining the 6002 // dependencies here. (We haven't yet finished committing the new apk 6003 // to the package manager state.) 6004 if (p == null || p.packageName.equals(changingLib.packageName)) { 6005 p = changingLib; 6006 } 6007 } 6008 if (p != null) { 6009 usesLibraryFiles.addAll(p.getAllCodePaths()); 6010 } 6011 } 6012 6013 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6014 PackageParser.Package changingLib) throws PackageManagerException { 6015 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6016 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6017 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6018 for (int i=0; i<N; i++) { 6019 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6020 if (file == null) { 6021 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6022 "Package " + pkg.packageName + " requires unavailable shared library " 6023 + pkg.usesLibraries.get(i) + "; failing!"); 6024 } 6025 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6026 } 6027 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6028 for (int i=0; i<N; i++) { 6029 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6030 if (file == null) { 6031 Slog.w(TAG, "Package " + pkg.packageName 6032 + " desires unavailable shared library " 6033 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6034 } else { 6035 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6036 } 6037 } 6038 N = usesLibraryFiles.size(); 6039 if (N > 0) { 6040 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6041 } else { 6042 pkg.usesLibraryFiles = null; 6043 } 6044 } 6045 } 6046 6047 private static boolean hasString(List<String> list, List<String> which) { 6048 if (list == null) { 6049 return false; 6050 } 6051 for (int i=list.size()-1; i>=0; i--) { 6052 for (int j=which.size()-1; j>=0; j--) { 6053 if (which.get(j).equals(list.get(i))) { 6054 return true; 6055 } 6056 } 6057 } 6058 return false; 6059 } 6060 6061 private void updateAllSharedLibrariesLPw() { 6062 for (PackageParser.Package pkg : mPackages.values()) { 6063 try { 6064 updateSharedLibrariesLPw(pkg, null); 6065 } catch (PackageManagerException e) { 6066 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6067 } 6068 } 6069 } 6070 6071 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6072 PackageParser.Package changingPkg) { 6073 ArrayList<PackageParser.Package> res = null; 6074 for (PackageParser.Package pkg : mPackages.values()) { 6075 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6076 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6077 if (res == null) { 6078 res = new ArrayList<PackageParser.Package>(); 6079 } 6080 res.add(pkg); 6081 try { 6082 updateSharedLibrariesLPw(pkg, changingPkg); 6083 } catch (PackageManagerException e) { 6084 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6085 } 6086 } 6087 } 6088 return res; 6089 } 6090 6091 /** 6092 * Derive the value of the {@code cpuAbiOverride} based on the provided 6093 * value and an optional stored value from the package settings. 6094 */ 6095 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6096 String cpuAbiOverride = null; 6097 6098 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6099 cpuAbiOverride = null; 6100 } else if (abiOverride != null) { 6101 cpuAbiOverride = abiOverride; 6102 } else if (settings != null) { 6103 cpuAbiOverride = settings.cpuAbiOverrideString; 6104 } 6105 6106 return cpuAbiOverride; 6107 } 6108 6109 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6110 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6111 boolean success = false; 6112 try { 6113 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6114 currentTime, user); 6115 success = true; 6116 return res; 6117 } finally { 6118 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6119 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6120 } 6121 } 6122 } 6123 6124 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6125 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6126 final File scanFile = new File(pkg.codePath); 6127 if (pkg.applicationInfo.getCodePath() == null || 6128 pkg.applicationInfo.getResourcePath() == null) { 6129 // Bail out. The resource and code paths haven't been set. 6130 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6131 "Code and resource paths haven't been set correctly"); 6132 } 6133 6134 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6135 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6136 } else { 6137 // Only allow system apps to be flagged as core apps. 6138 pkg.coreApp = false; 6139 } 6140 6141 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6142 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6143 } 6144 6145 if (mCustomResolverComponentName != null && 6146 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6147 setUpCustomResolverActivity(pkg); 6148 } 6149 6150 if (pkg.packageName.equals("android")) { 6151 synchronized (mPackages) { 6152 if (mAndroidApplication != null) { 6153 Slog.w(TAG, "*************************************************"); 6154 Slog.w(TAG, "Core android package being redefined. Skipping."); 6155 Slog.w(TAG, " file=" + scanFile); 6156 Slog.w(TAG, "*************************************************"); 6157 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6158 "Core android package being redefined. Skipping."); 6159 } 6160 6161 // Set up information for our fall-back user intent resolution activity. 6162 mPlatformPackage = pkg; 6163 pkg.mVersionCode = mSdkVersion; 6164 mAndroidApplication = pkg.applicationInfo; 6165 6166 if (!mResolverReplaced) { 6167 mResolveActivity.applicationInfo = mAndroidApplication; 6168 mResolveActivity.name = ResolverActivity.class.getName(); 6169 mResolveActivity.packageName = mAndroidApplication.packageName; 6170 mResolveActivity.processName = "system:ui"; 6171 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6172 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6173 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6174 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6175 mResolveActivity.exported = true; 6176 mResolveActivity.enabled = true; 6177 mResolveInfo.activityInfo = mResolveActivity; 6178 mResolveInfo.priority = 0; 6179 mResolveInfo.preferredOrder = 0; 6180 mResolveInfo.match = 0; 6181 mResolveComponentName = new ComponentName( 6182 mAndroidApplication.packageName, mResolveActivity.name); 6183 } 6184 } 6185 } 6186 6187 if (DEBUG_PACKAGE_SCANNING) { 6188 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6189 Log.d(TAG, "Scanning package " + pkg.packageName); 6190 } 6191 6192 if (mPackages.containsKey(pkg.packageName) 6193 || mSharedLibraries.containsKey(pkg.packageName)) { 6194 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6195 "Application package " + pkg.packageName 6196 + " already installed. Skipping duplicate."); 6197 } 6198 6199 // If we're only installing presumed-existing packages, require that the 6200 // scanned APK is both already known and at the path previously established 6201 // for it. Previously unknown packages we pick up normally, but if we have an 6202 // a priori expectation about this package's install presence, enforce it. 6203 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6204 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6205 if (known != null) { 6206 if (DEBUG_PACKAGE_SCANNING) { 6207 Log.d(TAG, "Examining " + pkg.codePath 6208 + " and requiring known paths " + known.codePathString 6209 + " & " + known.resourcePathString); 6210 } 6211 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6212 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6213 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6214 "Application package " + pkg.packageName 6215 + " found at " + pkg.applicationInfo.getCodePath() 6216 + " but expected at " + known.codePathString + "; ignoring."); 6217 } 6218 } 6219 } 6220 6221 // Initialize package source and resource directories 6222 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6223 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6224 6225 SharedUserSetting suid = null; 6226 PackageSetting pkgSetting = null; 6227 6228 if (!isSystemApp(pkg)) { 6229 // Only system apps can use these features. 6230 pkg.mOriginalPackages = null; 6231 pkg.mRealPackage = null; 6232 pkg.mAdoptPermissions = null; 6233 } 6234 6235 // writer 6236 synchronized (mPackages) { 6237 if (pkg.mSharedUserId != null) { 6238 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6239 if (suid == null) { 6240 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6241 "Creating application package " + pkg.packageName 6242 + " for shared user failed"); 6243 } 6244 if (DEBUG_PACKAGE_SCANNING) { 6245 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6246 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6247 + "): packages=" + suid.packages); 6248 } 6249 } 6250 6251 // Check if we are renaming from an original package name. 6252 PackageSetting origPackage = null; 6253 String realName = null; 6254 if (pkg.mOriginalPackages != null) { 6255 // This package may need to be renamed to a previously 6256 // installed name. Let's check on that... 6257 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6258 if (pkg.mOriginalPackages.contains(renamed)) { 6259 // This package had originally been installed as the 6260 // original name, and we have already taken care of 6261 // transitioning to the new one. Just update the new 6262 // one to continue using the old name. 6263 realName = pkg.mRealPackage; 6264 if (!pkg.packageName.equals(renamed)) { 6265 // Callers into this function may have already taken 6266 // care of renaming the package; only do it here if 6267 // it is not already done. 6268 pkg.setPackageName(renamed); 6269 } 6270 6271 } else { 6272 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6273 if ((origPackage = mSettings.peekPackageLPr( 6274 pkg.mOriginalPackages.get(i))) != null) { 6275 // We do have the package already installed under its 6276 // original name... should we use it? 6277 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6278 // New package is not compatible with original. 6279 origPackage = null; 6280 continue; 6281 } else if (origPackage.sharedUser != null) { 6282 // Make sure uid is compatible between packages. 6283 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6284 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6285 + " to " + pkg.packageName + ": old uid " 6286 + origPackage.sharedUser.name 6287 + " differs from " + pkg.mSharedUserId); 6288 origPackage = null; 6289 continue; 6290 } 6291 } else { 6292 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6293 + pkg.packageName + " to old name " + origPackage.name); 6294 } 6295 break; 6296 } 6297 } 6298 } 6299 } 6300 6301 if (mTransferedPackages.contains(pkg.packageName)) { 6302 Slog.w(TAG, "Package " + pkg.packageName 6303 + " was transferred to another, but its .apk remains"); 6304 } 6305 6306 // Just create the setting, don't add it yet. For already existing packages 6307 // the PkgSetting exists already and doesn't have to be created. 6308 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6309 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6310 pkg.applicationInfo.primaryCpuAbi, 6311 pkg.applicationInfo.secondaryCpuAbi, 6312 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6313 user, false); 6314 if (pkgSetting == null) { 6315 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6316 "Creating application package " + pkg.packageName + " failed"); 6317 } 6318 6319 if (pkgSetting.origPackage != null) { 6320 // If we are first transitioning from an original package, 6321 // fix up the new package's name now. We need to do this after 6322 // looking up the package under its new name, so getPackageLP 6323 // can take care of fiddling things correctly. 6324 pkg.setPackageName(origPackage.name); 6325 6326 // File a report about this. 6327 String msg = "New package " + pkgSetting.realName 6328 + " renamed to replace old package " + pkgSetting.name; 6329 reportSettingsProblem(Log.WARN, msg); 6330 6331 // Make a note of it. 6332 mTransferedPackages.add(origPackage.name); 6333 6334 // No longer need to retain this. 6335 pkgSetting.origPackage = null; 6336 } 6337 6338 if (realName != null) { 6339 // Make a note of it. 6340 mTransferedPackages.add(pkg.packageName); 6341 } 6342 6343 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6344 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6345 } 6346 6347 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6348 // Check all shared libraries and map to their actual file path. 6349 // We only do this here for apps not on a system dir, because those 6350 // are the only ones that can fail an install due to this. We 6351 // will take care of the system apps by updating all of their 6352 // library paths after the scan is done. 6353 updateSharedLibrariesLPw(pkg, null); 6354 } 6355 6356 if (mFoundPolicyFile) { 6357 SELinuxMMAC.assignSeinfoValue(pkg); 6358 } 6359 6360 pkg.applicationInfo.uid = pkgSetting.appId; 6361 pkg.mExtras = pkgSetting; 6362 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6363 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6364 // We just determined the app is signed correctly, so bring 6365 // over the latest parsed certs. 6366 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6367 } else { 6368 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6369 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6370 "Package " + pkg.packageName + " upgrade keys do not match the " 6371 + "previously installed version"); 6372 } else { 6373 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6374 String msg = "System package " + pkg.packageName 6375 + " signature changed; retaining data."; 6376 reportSettingsProblem(Log.WARN, msg); 6377 } 6378 } 6379 } else { 6380 try { 6381 verifySignaturesLP(pkgSetting, pkg); 6382 // We just determined the app is signed correctly, so bring 6383 // over the latest parsed certs. 6384 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6385 } catch (PackageManagerException e) { 6386 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6387 throw e; 6388 } 6389 // The signature has changed, but this package is in the system 6390 // image... let's recover! 6391 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6392 // However... if this package is part of a shared user, but it 6393 // doesn't match the signature of the shared user, let's fail. 6394 // What this means is that you can't change the signatures 6395 // associated with an overall shared user, which doesn't seem all 6396 // that unreasonable. 6397 if (pkgSetting.sharedUser != null) { 6398 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6399 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6400 throw new PackageManagerException( 6401 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6402 "Signature mismatch for shared user : " 6403 + pkgSetting.sharedUser); 6404 } 6405 } 6406 // File a report about this. 6407 String msg = "System package " + pkg.packageName 6408 + " signature changed; retaining data."; 6409 reportSettingsProblem(Log.WARN, msg); 6410 } 6411 } 6412 // Verify that this new package doesn't have any content providers 6413 // that conflict with existing packages. Only do this if the 6414 // package isn't already installed, since we don't want to break 6415 // things that are installed. 6416 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6417 final int N = pkg.providers.size(); 6418 int i; 6419 for (i=0; i<N; i++) { 6420 PackageParser.Provider p = pkg.providers.get(i); 6421 if (p.info.authority != null) { 6422 String names[] = p.info.authority.split(";"); 6423 for (int j = 0; j < names.length; j++) { 6424 if (mProvidersByAuthority.containsKey(names[j])) { 6425 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6426 final String otherPackageName = 6427 ((other != null && other.getComponentName() != null) ? 6428 other.getComponentName().getPackageName() : "?"); 6429 throw new PackageManagerException( 6430 INSTALL_FAILED_CONFLICTING_PROVIDER, 6431 "Can't install because provider name " + names[j] 6432 + " (in package " + pkg.applicationInfo.packageName 6433 + ") is already used by " + otherPackageName); 6434 } 6435 } 6436 } 6437 } 6438 } 6439 6440 if (pkg.mAdoptPermissions != null) { 6441 // This package wants to adopt ownership of permissions from 6442 // another package. 6443 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6444 final String origName = pkg.mAdoptPermissions.get(i); 6445 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6446 if (orig != null) { 6447 if (verifyPackageUpdateLPr(orig, pkg)) { 6448 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6449 + pkg.packageName); 6450 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6451 } 6452 } 6453 } 6454 } 6455 } 6456 6457 final String pkgName = pkg.packageName; 6458 6459 final long scanFileTime = scanFile.lastModified(); 6460 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6461 pkg.applicationInfo.processName = fixProcessName( 6462 pkg.applicationInfo.packageName, 6463 pkg.applicationInfo.processName, 6464 pkg.applicationInfo.uid); 6465 6466 File dataPath; 6467 if (mPlatformPackage == pkg) { 6468 // The system package is special. 6469 dataPath = new File(Environment.getDataDirectory(), "system"); 6470 6471 pkg.applicationInfo.dataDir = dataPath.getPath(); 6472 6473 } else { 6474 // This is a normal package, need to make its data directory. 6475 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6476 UserHandle.USER_OWNER); 6477 6478 boolean uidError = false; 6479 if (dataPath.exists()) { 6480 int currentUid = 0; 6481 try { 6482 StructStat stat = Os.stat(dataPath.getPath()); 6483 currentUid = stat.st_uid; 6484 } catch (ErrnoException e) { 6485 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6486 } 6487 6488 // If we have mismatched owners for the data path, we have a problem. 6489 if (currentUid != pkg.applicationInfo.uid) { 6490 boolean recovered = false; 6491 if (currentUid == 0) { 6492 // The directory somehow became owned by root. Wow. 6493 // This is probably because the system was stopped while 6494 // installd was in the middle of messing with its libs 6495 // directory. Ask installd to fix that. 6496 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6497 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6498 if (ret >= 0) { 6499 recovered = true; 6500 String msg = "Package " + pkg.packageName 6501 + " unexpectedly changed to uid 0; recovered to " + 6502 + pkg.applicationInfo.uid; 6503 reportSettingsProblem(Log.WARN, msg); 6504 } 6505 } 6506 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6507 || (scanFlags&SCAN_BOOTING) != 0)) { 6508 // If this is a system app, we can at least delete its 6509 // current data so the application will still work. 6510 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6511 if (ret >= 0) { 6512 // TODO: Kill the processes first 6513 // Old data gone! 6514 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6515 ? "System package " : "Third party package "; 6516 String msg = prefix + pkg.packageName 6517 + " has changed from uid: " 6518 + currentUid + " to " 6519 + pkg.applicationInfo.uid + "; old data erased"; 6520 reportSettingsProblem(Log.WARN, msg); 6521 recovered = true; 6522 6523 // And now re-install the app. 6524 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6525 pkg.applicationInfo.seinfo); 6526 if (ret == -1) { 6527 // Ack should not happen! 6528 msg = prefix + pkg.packageName 6529 + " could not have data directory re-created after delete."; 6530 reportSettingsProblem(Log.WARN, msg); 6531 throw new PackageManagerException( 6532 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6533 } 6534 } 6535 if (!recovered) { 6536 mHasSystemUidErrors = true; 6537 } 6538 } else if (!recovered) { 6539 // If we allow this install to proceed, we will be broken. 6540 // Abort, abort! 6541 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6542 "scanPackageLI"); 6543 } 6544 if (!recovered) { 6545 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6546 + pkg.applicationInfo.uid + "/fs_" 6547 + currentUid; 6548 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6549 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6550 String msg = "Package " + pkg.packageName 6551 + " has mismatched uid: " 6552 + currentUid + " on disk, " 6553 + pkg.applicationInfo.uid + " in settings"; 6554 // writer 6555 synchronized (mPackages) { 6556 mSettings.mReadMessages.append(msg); 6557 mSettings.mReadMessages.append('\n'); 6558 uidError = true; 6559 if (!pkgSetting.uidError) { 6560 reportSettingsProblem(Log.ERROR, msg); 6561 } 6562 } 6563 } 6564 } 6565 pkg.applicationInfo.dataDir = dataPath.getPath(); 6566 if (mShouldRestoreconData) { 6567 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6568 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6569 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6570 } 6571 } else { 6572 if (DEBUG_PACKAGE_SCANNING) { 6573 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6574 Log.v(TAG, "Want this data dir: " + dataPath); 6575 } 6576 //invoke installer to do the actual installation 6577 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6578 pkg.applicationInfo.seinfo); 6579 if (ret < 0) { 6580 // Error from installer 6581 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6582 "Unable to create data dirs [errorCode=" + ret + "]"); 6583 } 6584 6585 if (dataPath.exists()) { 6586 pkg.applicationInfo.dataDir = dataPath.getPath(); 6587 } else { 6588 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6589 pkg.applicationInfo.dataDir = null; 6590 } 6591 } 6592 6593 pkgSetting.uidError = uidError; 6594 } 6595 6596 final String path = scanFile.getPath(); 6597 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6598 6599 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6600 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6601 6602 // Some system apps still use directory structure for native libraries 6603 // in which case we might end up not detecting abi solely based on apk 6604 // structure. Try to detect abi based on directory structure. 6605 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6606 pkg.applicationInfo.primaryCpuAbi == null) { 6607 setBundledAppAbisAndRoots(pkg, pkgSetting); 6608 setNativeLibraryPaths(pkg); 6609 } 6610 6611 } else { 6612 if ((scanFlags & SCAN_MOVE) != 0) { 6613 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6614 // but we already have this packages package info in the PackageSetting. We just 6615 // use that and derive the native library path based on the new codepath. 6616 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6617 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6618 } 6619 6620 // Set native library paths again. For moves, the path will be updated based on the 6621 // ABIs we've determined above. For non-moves, the path will be updated based on the 6622 // ABIs we determined during compilation, but the path will depend on the final 6623 // package path (after the rename away from the stage path). 6624 setNativeLibraryPaths(pkg); 6625 } 6626 6627 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6628 final int[] userIds = sUserManager.getUserIds(); 6629 synchronized (mInstallLock) { 6630 // Create a native library symlink only if we have native libraries 6631 // and if the native libraries are 32 bit libraries. We do not provide 6632 // this symlink for 64 bit libraries. 6633 if (pkg.applicationInfo.primaryCpuAbi != null && 6634 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6635 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6636 for (int userId : userIds) { 6637 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6638 nativeLibPath, userId) < 0) { 6639 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6640 "Failed linking native library dir (user=" + userId + ")"); 6641 } 6642 } 6643 } 6644 } 6645 6646 // This is a special case for the "system" package, where the ABI is 6647 // dictated by the zygote configuration (and init.rc). We should keep track 6648 // of this ABI so that we can deal with "normal" applications that run under 6649 // the same UID correctly. 6650 if (mPlatformPackage == pkg) { 6651 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6652 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6653 } 6654 6655 // If there's a mismatch between the abi-override in the package setting 6656 // and the abiOverride specified for the install. Warn about this because we 6657 // would've already compiled the app without taking the package setting into 6658 // account. 6659 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6660 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6661 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6662 " for package: " + pkg.packageName); 6663 } 6664 } 6665 6666 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6667 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6668 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6669 6670 // Copy the derived override back to the parsed package, so that we can 6671 // update the package settings accordingly. 6672 pkg.cpuAbiOverride = cpuAbiOverride; 6673 6674 if (DEBUG_ABI_SELECTION) { 6675 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6676 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6677 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6678 } 6679 6680 // Push the derived path down into PackageSettings so we know what to 6681 // clean up at uninstall time. 6682 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6683 6684 if (DEBUG_ABI_SELECTION) { 6685 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6686 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6687 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6688 } 6689 6690 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6691 // We don't do this here during boot because we can do it all 6692 // at once after scanning all existing packages. 6693 // 6694 // We also do this *before* we perform dexopt on this package, so that 6695 // we can avoid redundant dexopts, and also to make sure we've got the 6696 // code and package path correct. 6697 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6698 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6699 } 6700 6701 if ((scanFlags & SCAN_NO_DEX) == 0) { 6702 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6703 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6704 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6705 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6706 } 6707 } 6708 if (mFactoryTest && pkg.requestedPermissions.contains( 6709 android.Manifest.permission.FACTORY_TEST)) { 6710 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6711 } 6712 6713 ArrayList<PackageParser.Package> clientLibPkgs = null; 6714 6715 // writer 6716 synchronized (mPackages) { 6717 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6718 // Only system apps can add new shared libraries. 6719 if (pkg.libraryNames != null) { 6720 for (int i=0; i<pkg.libraryNames.size(); i++) { 6721 String name = pkg.libraryNames.get(i); 6722 boolean allowed = false; 6723 if (pkg.isUpdatedSystemApp()) { 6724 // New library entries can only be added through the 6725 // system image. This is important to get rid of a lot 6726 // of nasty edge cases: for example if we allowed a non- 6727 // system update of the app to add a library, then uninstalling 6728 // the update would make the library go away, and assumptions 6729 // we made such as through app install filtering would now 6730 // have allowed apps on the device which aren't compatible 6731 // with it. Better to just have the restriction here, be 6732 // conservative, and create many fewer cases that can negatively 6733 // impact the user experience. 6734 final PackageSetting sysPs = mSettings 6735 .getDisabledSystemPkgLPr(pkg.packageName); 6736 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6737 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6738 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6739 allowed = true; 6740 allowed = true; 6741 break; 6742 } 6743 } 6744 } 6745 } else { 6746 allowed = true; 6747 } 6748 if (allowed) { 6749 if (!mSharedLibraries.containsKey(name)) { 6750 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6751 } else if (!name.equals(pkg.packageName)) { 6752 Slog.w(TAG, "Package " + pkg.packageName + " library " 6753 + name + " already exists; skipping"); 6754 } 6755 } else { 6756 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6757 + name + " that is not declared on system image; skipping"); 6758 } 6759 } 6760 if ((scanFlags&SCAN_BOOTING) == 0) { 6761 // If we are not booting, we need to update any applications 6762 // that are clients of our shared library. If we are booting, 6763 // this will all be done once the scan is complete. 6764 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6765 } 6766 } 6767 } 6768 } 6769 6770 // We also need to dexopt any apps that are dependent on this library. Note that 6771 // if these fail, we should abort the install since installing the library will 6772 // result in some apps being broken. 6773 if (clientLibPkgs != null) { 6774 if ((scanFlags & SCAN_NO_DEX) == 0) { 6775 for (int i = 0; i < clientLibPkgs.size(); i++) { 6776 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6777 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6778 null /* instruction sets */, forceDex, 6779 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6780 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6781 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6782 "scanPackageLI failed to dexopt clientLibPkgs"); 6783 } 6784 } 6785 } 6786 } 6787 6788 // Also need to kill any apps that are dependent on the library. 6789 if (clientLibPkgs != null) { 6790 for (int i=0; i<clientLibPkgs.size(); i++) { 6791 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6792 killApplication(clientPkg.applicationInfo.packageName, 6793 clientPkg.applicationInfo.uid, "update lib"); 6794 } 6795 } 6796 6797 // Make sure we're not adding any bogus keyset info 6798 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6799 ksms.assertScannedPackageValid(pkg); 6800 6801 // writer 6802 synchronized (mPackages) { 6803 // We don't expect installation to fail beyond this point 6804 6805 // Add the new setting to mSettings 6806 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6807 // Add the new setting to mPackages 6808 mPackages.put(pkg.applicationInfo.packageName, pkg); 6809 // Make sure we don't accidentally delete its data. 6810 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6811 while (iter.hasNext()) { 6812 PackageCleanItem item = iter.next(); 6813 if (pkgName.equals(item.packageName)) { 6814 iter.remove(); 6815 } 6816 } 6817 6818 // Take care of first install / last update times. 6819 if (currentTime != 0) { 6820 if (pkgSetting.firstInstallTime == 0) { 6821 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6822 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6823 pkgSetting.lastUpdateTime = currentTime; 6824 } 6825 } else if (pkgSetting.firstInstallTime == 0) { 6826 // We need *something*. Take time time stamp of the file. 6827 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6828 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6829 if (scanFileTime != pkgSetting.timeStamp) { 6830 // A package on the system image has changed; consider this 6831 // to be an update. 6832 pkgSetting.lastUpdateTime = scanFileTime; 6833 } 6834 } 6835 6836 // Add the package's KeySets to the global KeySetManagerService 6837 ksms.addScannedPackageLPw(pkg); 6838 6839 int N = pkg.providers.size(); 6840 StringBuilder r = null; 6841 int i; 6842 for (i=0; i<N; i++) { 6843 PackageParser.Provider p = pkg.providers.get(i); 6844 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6845 p.info.processName, pkg.applicationInfo.uid); 6846 mProviders.addProvider(p); 6847 p.syncable = p.info.isSyncable; 6848 if (p.info.authority != null) { 6849 String names[] = p.info.authority.split(";"); 6850 p.info.authority = null; 6851 for (int j = 0; j < names.length; j++) { 6852 if (j == 1 && p.syncable) { 6853 // We only want the first authority for a provider to possibly be 6854 // syncable, so if we already added this provider using a different 6855 // authority clear the syncable flag. We copy the provider before 6856 // changing it because the mProviders object contains a reference 6857 // to a provider that we don't want to change. 6858 // Only do this for the second authority since the resulting provider 6859 // object can be the same for all future authorities for this provider. 6860 p = new PackageParser.Provider(p); 6861 p.syncable = false; 6862 } 6863 if (!mProvidersByAuthority.containsKey(names[j])) { 6864 mProvidersByAuthority.put(names[j], p); 6865 if (p.info.authority == null) { 6866 p.info.authority = names[j]; 6867 } else { 6868 p.info.authority = p.info.authority + ";" + names[j]; 6869 } 6870 if (DEBUG_PACKAGE_SCANNING) { 6871 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6872 Log.d(TAG, "Registered content provider: " + names[j] 6873 + ", className = " + p.info.name + ", isSyncable = " 6874 + p.info.isSyncable); 6875 } 6876 } else { 6877 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6878 Slog.w(TAG, "Skipping provider name " + names[j] + 6879 " (in package " + pkg.applicationInfo.packageName + 6880 "): name already used by " 6881 + ((other != null && other.getComponentName() != null) 6882 ? other.getComponentName().getPackageName() : "?")); 6883 } 6884 } 6885 } 6886 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6887 if (r == null) { 6888 r = new StringBuilder(256); 6889 } else { 6890 r.append(' '); 6891 } 6892 r.append(p.info.name); 6893 } 6894 } 6895 if (r != null) { 6896 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6897 } 6898 6899 N = pkg.services.size(); 6900 r = null; 6901 for (i=0; i<N; i++) { 6902 PackageParser.Service s = pkg.services.get(i); 6903 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6904 s.info.processName, pkg.applicationInfo.uid); 6905 mServices.addService(s); 6906 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6907 if (r == null) { 6908 r = new StringBuilder(256); 6909 } else { 6910 r.append(' '); 6911 } 6912 r.append(s.info.name); 6913 } 6914 } 6915 if (r != null) { 6916 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6917 } 6918 6919 N = pkg.receivers.size(); 6920 r = null; 6921 for (i=0; i<N; i++) { 6922 PackageParser.Activity a = pkg.receivers.get(i); 6923 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6924 a.info.processName, pkg.applicationInfo.uid); 6925 mReceivers.addActivity(a, "receiver"); 6926 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6927 if (r == null) { 6928 r = new StringBuilder(256); 6929 } else { 6930 r.append(' '); 6931 } 6932 r.append(a.info.name); 6933 } 6934 } 6935 if (r != null) { 6936 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6937 } 6938 6939 N = pkg.activities.size(); 6940 r = null; 6941 for (i=0; i<N; i++) { 6942 PackageParser.Activity a = pkg.activities.get(i); 6943 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6944 a.info.processName, pkg.applicationInfo.uid); 6945 mActivities.addActivity(a, "activity"); 6946 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6947 if (r == null) { 6948 r = new StringBuilder(256); 6949 } else { 6950 r.append(' '); 6951 } 6952 r.append(a.info.name); 6953 } 6954 } 6955 if (r != null) { 6956 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6957 } 6958 6959 N = pkg.permissionGroups.size(); 6960 r = null; 6961 for (i=0; i<N; i++) { 6962 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6963 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6964 if (cur == null) { 6965 mPermissionGroups.put(pg.info.name, pg); 6966 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6967 if (r == null) { 6968 r = new StringBuilder(256); 6969 } else { 6970 r.append(' '); 6971 } 6972 r.append(pg.info.name); 6973 } 6974 } else { 6975 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6976 + pg.info.packageName + " ignored: original from " 6977 + cur.info.packageName); 6978 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6979 if (r == null) { 6980 r = new StringBuilder(256); 6981 } else { 6982 r.append(' '); 6983 } 6984 r.append("DUP:"); 6985 r.append(pg.info.name); 6986 } 6987 } 6988 } 6989 if (r != null) { 6990 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6991 } 6992 6993 N = pkg.permissions.size(); 6994 r = null; 6995 for (i=0; i<N; i++) { 6996 PackageParser.Permission p = pkg.permissions.get(i); 6997 6998 // Now that permission groups have a special meaning, we ignore permission 6999 // groups for legacy apps to prevent unexpected behavior. In particular, 7000 // permissions for one app being granted to someone just becuase they happen 7001 // to be in a group defined by another app (before this had no implications). 7002 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7003 p.group = mPermissionGroups.get(p.info.group); 7004 // Warn for a permission in an unknown group. 7005 if (p.info.group != null && p.group == null) { 7006 Slog.w(TAG, "Permission " + p.info.name + " from package " 7007 + p.info.packageName + " in an unknown group " + p.info.group); 7008 } 7009 } 7010 7011 ArrayMap<String, BasePermission> permissionMap = 7012 p.tree ? mSettings.mPermissionTrees 7013 : mSettings.mPermissions; 7014 BasePermission bp = permissionMap.get(p.info.name); 7015 7016 // Allow system apps to redefine non-system permissions 7017 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7018 final boolean currentOwnerIsSystem = (bp.perm != null 7019 && isSystemApp(bp.perm.owner)); 7020 if (isSystemApp(p.owner)) { 7021 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7022 // It's a built-in permission and no owner, take ownership now 7023 bp.packageSetting = pkgSetting; 7024 bp.perm = p; 7025 bp.uid = pkg.applicationInfo.uid; 7026 bp.sourcePackage = p.info.packageName; 7027 } else if (!currentOwnerIsSystem) { 7028 String msg = "New decl " + p.owner + " of permission " 7029 + p.info.name + " is system; overriding " + bp.sourcePackage; 7030 reportSettingsProblem(Log.WARN, msg); 7031 bp = null; 7032 } 7033 } 7034 } 7035 7036 if (bp == null) { 7037 bp = new BasePermission(p.info.name, p.info.packageName, 7038 BasePermission.TYPE_NORMAL); 7039 permissionMap.put(p.info.name, bp); 7040 } 7041 7042 if (bp.perm == null) { 7043 if (bp.sourcePackage == null 7044 || bp.sourcePackage.equals(p.info.packageName)) { 7045 BasePermission tree = findPermissionTreeLP(p.info.name); 7046 if (tree == null 7047 || tree.sourcePackage.equals(p.info.packageName)) { 7048 bp.packageSetting = pkgSetting; 7049 bp.perm = p; 7050 bp.uid = pkg.applicationInfo.uid; 7051 bp.sourcePackage = p.info.packageName; 7052 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7053 if (r == null) { 7054 r = new StringBuilder(256); 7055 } else { 7056 r.append(' '); 7057 } 7058 r.append(p.info.name); 7059 } 7060 } else { 7061 Slog.w(TAG, "Permission " + p.info.name + " from package " 7062 + p.info.packageName + " ignored: base tree " 7063 + tree.name + " is from package " 7064 + tree.sourcePackage); 7065 } 7066 } else { 7067 Slog.w(TAG, "Permission " + p.info.name + " from package " 7068 + p.info.packageName + " ignored: original from " 7069 + bp.sourcePackage); 7070 } 7071 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7072 if (r == null) { 7073 r = new StringBuilder(256); 7074 } else { 7075 r.append(' '); 7076 } 7077 r.append("DUP:"); 7078 r.append(p.info.name); 7079 } 7080 if (bp.perm == p) { 7081 bp.protectionLevel = p.info.protectionLevel; 7082 } 7083 } 7084 7085 if (r != null) { 7086 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7087 } 7088 7089 N = pkg.instrumentation.size(); 7090 r = null; 7091 for (i=0; i<N; i++) { 7092 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7093 a.info.packageName = pkg.applicationInfo.packageName; 7094 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7095 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7096 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7097 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7098 a.info.dataDir = pkg.applicationInfo.dataDir; 7099 7100 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7101 // need other information about the application, like the ABI and what not ? 7102 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7103 mInstrumentation.put(a.getComponentName(), a); 7104 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7105 if (r == null) { 7106 r = new StringBuilder(256); 7107 } else { 7108 r.append(' '); 7109 } 7110 r.append(a.info.name); 7111 } 7112 } 7113 if (r != null) { 7114 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7115 } 7116 7117 if (pkg.protectedBroadcasts != null) { 7118 N = pkg.protectedBroadcasts.size(); 7119 for (i=0; i<N; i++) { 7120 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7121 } 7122 } 7123 7124 pkgSetting.setTimeStamp(scanFileTime); 7125 7126 // Create idmap files for pairs of (packages, overlay packages). 7127 // Note: "android", ie framework-res.apk, is handled by native layers. 7128 if (pkg.mOverlayTarget != null) { 7129 // This is an overlay package. 7130 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7131 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7132 mOverlays.put(pkg.mOverlayTarget, 7133 new ArrayMap<String, PackageParser.Package>()); 7134 } 7135 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7136 map.put(pkg.packageName, pkg); 7137 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7138 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7139 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7140 "scanPackageLI failed to createIdmap"); 7141 } 7142 } 7143 } else if (mOverlays.containsKey(pkg.packageName) && 7144 !pkg.packageName.equals("android")) { 7145 // This is a regular package, with one or more known overlay packages. 7146 createIdmapsForPackageLI(pkg); 7147 } 7148 } 7149 7150 return pkg; 7151 } 7152 7153 /** 7154 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7155 * is derived purely on the basis of the contents of {@code scanFile} and 7156 * {@code cpuAbiOverride}. 7157 * 7158 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7159 */ 7160 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7161 String cpuAbiOverride, boolean extractLibs) 7162 throws PackageManagerException { 7163 // TODO: We can probably be smarter about this stuff. For installed apps, 7164 // we can calculate this information at install time once and for all. For 7165 // system apps, we can probably assume that this information doesn't change 7166 // after the first boot scan. As things stand, we do lots of unnecessary work. 7167 7168 // Give ourselves some initial paths; we'll come back for another 7169 // pass once we've determined ABI below. 7170 setNativeLibraryPaths(pkg); 7171 7172 // We would never need to extract libs for forward-locked and external packages, 7173 // since the container service will do it for us. We shouldn't attempt to 7174 // extract libs from system app when it was not updated. 7175 if (pkg.isForwardLocked() || isExternal(pkg) || 7176 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7177 extractLibs = false; 7178 } 7179 7180 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7181 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7182 7183 NativeLibraryHelper.Handle handle = null; 7184 try { 7185 handle = NativeLibraryHelper.Handle.create(pkg); 7186 // TODO(multiArch): This can be null for apps that didn't go through the 7187 // usual installation process. We can calculate it again, like we 7188 // do during install time. 7189 // 7190 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7191 // unnecessary. 7192 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7193 7194 // Null out the abis so that they can be recalculated. 7195 pkg.applicationInfo.primaryCpuAbi = null; 7196 pkg.applicationInfo.secondaryCpuAbi = null; 7197 if (isMultiArch(pkg.applicationInfo)) { 7198 // Warn if we've set an abiOverride for multi-lib packages.. 7199 // By definition, we need to copy both 32 and 64 bit libraries for 7200 // such packages. 7201 if (pkg.cpuAbiOverride != null 7202 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7203 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7204 } 7205 7206 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7207 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7208 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7209 if (extractLibs) { 7210 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7211 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7212 useIsaSpecificSubdirs); 7213 } else { 7214 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7215 } 7216 } 7217 7218 maybeThrowExceptionForMultiArchCopy( 7219 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7220 7221 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7222 if (extractLibs) { 7223 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7224 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7225 useIsaSpecificSubdirs); 7226 } else { 7227 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7228 } 7229 } 7230 7231 maybeThrowExceptionForMultiArchCopy( 7232 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7233 7234 if (abi64 >= 0) { 7235 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7236 } 7237 7238 if (abi32 >= 0) { 7239 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7240 if (abi64 >= 0) { 7241 pkg.applicationInfo.secondaryCpuAbi = abi; 7242 } else { 7243 pkg.applicationInfo.primaryCpuAbi = abi; 7244 } 7245 } 7246 } else { 7247 String[] abiList = (cpuAbiOverride != null) ? 7248 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7249 7250 // Enable gross and lame hacks for apps that are built with old 7251 // SDK tools. We must scan their APKs for renderscript bitcode and 7252 // not launch them if it's present. Don't bother checking on devices 7253 // that don't have 64 bit support. 7254 boolean needsRenderScriptOverride = false; 7255 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7256 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7257 abiList = Build.SUPPORTED_32_BIT_ABIS; 7258 needsRenderScriptOverride = true; 7259 } 7260 7261 final int copyRet; 7262 if (extractLibs) { 7263 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7264 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7265 } else { 7266 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7267 } 7268 7269 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7270 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7271 "Error unpackaging native libs for app, errorCode=" + copyRet); 7272 } 7273 7274 if (copyRet >= 0) { 7275 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7276 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7277 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7278 } else if (needsRenderScriptOverride) { 7279 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7280 } 7281 } 7282 } catch (IOException ioe) { 7283 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7284 } finally { 7285 IoUtils.closeQuietly(handle); 7286 } 7287 7288 // Now that we've calculated the ABIs and determined if it's an internal app, 7289 // we will go ahead and populate the nativeLibraryPath. 7290 setNativeLibraryPaths(pkg); 7291 } 7292 7293 /** 7294 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7295 * i.e, so that all packages can be run inside a single process if required. 7296 * 7297 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7298 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7299 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7300 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7301 * updating a package that belongs to a shared user. 7302 * 7303 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7304 * adds unnecessary complexity. 7305 */ 7306 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7307 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7308 String requiredInstructionSet = null; 7309 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7310 requiredInstructionSet = VMRuntime.getInstructionSet( 7311 scannedPackage.applicationInfo.primaryCpuAbi); 7312 } 7313 7314 PackageSetting requirer = null; 7315 for (PackageSetting ps : packagesForUser) { 7316 // If packagesForUser contains scannedPackage, we skip it. This will happen 7317 // when scannedPackage is an update of an existing package. Without this check, 7318 // we will never be able to change the ABI of any package belonging to a shared 7319 // user, even if it's compatible with other packages. 7320 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7321 if (ps.primaryCpuAbiString == null) { 7322 continue; 7323 } 7324 7325 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7326 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7327 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7328 // this but there's not much we can do. 7329 String errorMessage = "Instruction set mismatch, " 7330 + ((requirer == null) ? "[caller]" : requirer) 7331 + " requires " + requiredInstructionSet + " whereas " + ps 7332 + " requires " + instructionSet; 7333 Slog.w(TAG, errorMessage); 7334 } 7335 7336 if (requiredInstructionSet == null) { 7337 requiredInstructionSet = instructionSet; 7338 requirer = ps; 7339 } 7340 } 7341 } 7342 7343 if (requiredInstructionSet != null) { 7344 String adjustedAbi; 7345 if (requirer != null) { 7346 // requirer != null implies that either scannedPackage was null or that scannedPackage 7347 // did not require an ABI, in which case we have to adjust scannedPackage to match 7348 // the ABI of the set (which is the same as requirer's ABI) 7349 adjustedAbi = requirer.primaryCpuAbiString; 7350 if (scannedPackage != null) { 7351 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7352 } 7353 } else { 7354 // requirer == null implies that we're updating all ABIs in the set to 7355 // match scannedPackage. 7356 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7357 } 7358 7359 for (PackageSetting ps : packagesForUser) { 7360 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7361 if (ps.primaryCpuAbiString != null) { 7362 continue; 7363 } 7364 7365 ps.primaryCpuAbiString = adjustedAbi; 7366 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7367 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7368 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7369 7370 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7371 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7372 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7373 ps.primaryCpuAbiString = null; 7374 ps.pkg.applicationInfo.primaryCpuAbi = null; 7375 return; 7376 } else { 7377 mInstaller.rmdex(ps.codePathString, 7378 getDexCodeInstructionSet(getPreferredInstructionSet())); 7379 } 7380 } 7381 } 7382 } 7383 } 7384 } 7385 7386 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7387 synchronized (mPackages) { 7388 mResolverReplaced = true; 7389 // Set up information for custom user intent resolution activity. 7390 mResolveActivity.applicationInfo = pkg.applicationInfo; 7391 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7392 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7393 mResolveActivity.processName = pkg.applicationInfo.packageName; 7394 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7395 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7396 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7397 mResolveActivity.theme = 0; 7398 mResolveActivity.exported = true; 7399 mResolveActivity.enabled = true; 7400 mResolveInfo.activityInfo = mResolveActivity; 7401 mResolveInfo.priority = 0; 7402 mResolveInfo.preferredOrder = 0; 7403 mResolveInfo.match = 0; 7404 mResolveComponentName = mCustomResolverComponentName; 7405 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7406 mResolveComponentName); 7407 } 7408 } 7409 7410 private static String calculateBundledApkRoot(final String codePathString) { 7411 final File codePath = new File(codePathString); 7412 final File codeRoot; 7413 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7414 codeRoot = Environment.getRootDirectory(); 7415 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7416 codeRoot = Environment.getOemDirectory(); 7417 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7418 codeRoot = Environment.getVendorDirectory(); 7419 } else { 7420 // Unrecognized code path; take its top real segment as the apk root: 7421 // e.g. /something/app/blah.apk => /something 7422 try { 7423 File f = codePath.getCanonicalFile(); 7424 File parent = f.getParentFile(); // non-null because codePath is a file 7425 File tmp; 7426 while ((tmp = parent.getParentFile()) != null) { 7427 f = parent; 7428 parent = tmp; 7429 } 7430 codeRoot = f; 7431 Slog.w(TAG, "Unrecognized code path " 7432 + codePath + " - using " + codeRoot); 7433 } catch (IOException e) { 7434 // Can't canonicalize the code path -- shenanigans? 7435 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7436 return Environment.getRootDirectory().getPath(); 7437 } 7438 } 7439 return codeRoot.getPath(); 7440 } 7441 7442 /** 7443 * Derive and set the location of native libraries for the given package, 7444 * which varies depending on where and how the package was installed. 7445 */ 7446 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7447 final ApplicationInfo info = pkg.applicationInfo; 7448 final String codePath = pkg.codePath; 7449 final File codeFile = new File(codePath); 7450 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7451 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7452 7453 info.nativeLibraryRootDir = null; 7454 info.nativeLibraryRootRequiresIsa = false; 7455 info.nativeLibraryDir = null; 7456 info.secondaryNativeLibraryDir = null; 7457 7458 if (isApkFile(codeFile)) { 7459 // Monolithic install 7460 if (bundledApp) { 7461 // If "/system/lib64/apkname" exists, assume that is the per-package 7462 // native library directory to use; otherwise use "/system/lib/apkname". 7463 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7464 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7465 getPrimaryInstructionSet(info)); 7466 7467 // This is a bundled system app so choose the path based on the ABI. 7468 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7469 // is just the default path. 7470 final String apkName = deriveCodePathName(codePath); 7471 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7472 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7473 apkName).getAbsolutePath(); 7474 7475 if (info.secondaryCpuAbi != null) { 7476 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7477 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7478 secondaryLibDir, apkName).getAbsolutePath(); 7479 } 7480 } else if (asecApp) { 7481 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7482 .getAbsolutePath(); 7483 } else { 7484 final String apkName = deriveCodePathName(codePath); 7485 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7486 .getAbsolutePath(); 7487 } 7488 7489 info.nativeLibraryRootRequiresIsa = false; 7490 info.nativeLibraryDir = info.nativeLibraryRootDir; 7491 } else { 7492 // Cluster install 7493 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7494 info.nativeLibraryRootRequiresIsa = true; 7495 7496 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7497 getPrimaryInstructionSet(info)).getAbsolutePath(); 7498 7499 if (info.secondaryCpuAbi != null) { 7500 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7501 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7502 } 7503 } 7504 } 7505 7506 /** 7507 * Calculate the abis and roots for a bundled app. These can uniquely 7508 * be determined from the contents of the system partition, i.e whether 7509 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7510 * of this information, and instead assume that the system was built 7511 * sensibly. 7512 */ 7513 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7514 PackageSetting pkgSetting) { 7515 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7516 7517 // If "/system/lib64/apkname" exists, assume that is the per-package 7518 // native library directory to use; otherwise use "/system/lib/apkname". 7519 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7520 setBundledAppAbi(pkg, apkRoot, apkName); 7521 // pkgSetting might be null during rescan following uninstall of updates 7522 // to a bundled app, so accommodate that possibility. The settings in 7523 // that case will be established later from the parsed package. 7524 // 7525 // If the settings aren't null, sync them up with what we've just derived. 7526 // note that apkRoot isn't stored in the package settings. 7527 if (pkgSetting != null) { 7528 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7529 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7530 } 7531 } 7532 7533 /** 7534 * Deduces the ABI of a bundled app and sets the relevant fields on the 7535 * parsed pkg object. 7536 * 7537 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7538 * under which system libraries are installed. 7539 * @param apkName the name of the installed package. 7540 */ 7541 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7542 final File codeFile = new File(pkg.codePath); 7543 7544 final boolean has64BitLibs; 7545 final boolean has32BitLibs; 7546 if (isApkFile(codeFile)) { 7547 // Monolithic install 7548 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7549 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7550 } else { 7551 // Cluster install 7552 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7553 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7554 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7555 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7556 has64BitLibs = (new File(rootDir, isa)).exists(); 7557 } else { 7558 has64BitLibs = false; 7559 } 7560 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7561 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7562 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7563 has32BitLibs = (new File(rootDir, isa)).exists(); 7564 } else { 7565 has32BitLibs = false; 7566 } 7567 } 7568 7569 if (has64BitLibs && !has32BitLibs) { 7570 // The package has 64 bit libs, but not 32 bit libs. Its primary 7571 // ABI should be 64 bit. We can safely assume here that the bundled 7572 // native libraries correspond to the most preferred ABI in the list. 7573 7574 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7575 pkg.applicationInfo.secondaryCpuAbi = null; 7576 } else if (has32BitLibs && !has64BitLibs) { 7577 // The package has 32 bit libs but not 64 bit libs. Its primary 7578 // ABI should be 32 bit. 7579 7580 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7581 pkg.applicationInfo.secondaryCpuAbi = null; 7582 } else if (has32BitLibs && has64BitLibs) { 7583 // The application has both 64 and 32 bit bundled libraries. We check 7584 // here that the app declares multiArch support, and warn if it doesn't. 7585 // 7586 // We will be lenient here and record both ABIs. The primary will be the 7587 // ABI that's higher on the list, i.e, a device that's configured to prefer 7588 // 64 bit apps will see a 64 bit primary ABI, 7589 7590 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7591 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7592 } 7593 7594 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7595 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7596 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7597 } else { 7598 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7599 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7600 } 7601 } else { 7602 pkg.applicationInfo.primaryCpuAbi = null; 7603 pkg.applicationInfo.secondaryCpuAbi = null; 7604 } 7605 } 7606 7607 private void killApplication(String pkgName, int appId, String reason) { 7608 // Request the ActivityManager to kill the process(only for existing packages) 7609 // so that we do not end up in a confused state while the user is still using the older 7610 // version of the application while the new one gets installed. 7611 IActivityManager am = ActivityManagerNative.getDefault(); 7612 if (am != null) { 7613 try { 7614 am.killApplicationWithAppId(pkgName, appId, reason); 7615 } catch (RemoteException e) { 7616 } 7617 } 7618 } 7619 7620 void removePackageLI(PackageSetting ps, boolean chatty) { 7621 if (DEBUG_INSTALL) { 7622 if (chatty) 7623 Log.d(TAG, "Removing package " + ps.name); 7624 } 7625 7626 // writer 7627 synchronized (mPackages) { 7628 mPackages.remove(ps.name); 7629 final PackageParser.Package pkg = ps.pkg; 7630 if (pkg != null) { 7631 cleanPackageDataStructuresLILPw(pkg, chatty); 7632 } 7633 } 7634 } 7635 7636 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7637 if (DEBUG_INSTALL) { 7638 if (chatty) 7639 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7640 } 7641 7642 // writer 7643 synchronized (mPackages) { 7644 mPackages.remove(pkg.applicationInfo.packageName); 7645 cleanPackageDataStructuresLILPw(pkg, chatty); 7646 } 7647 } 7648 7649 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7650 int N = pkg.providers.size(); 7651 StringBuilder r = null; 7652 int i; 7653 for (i=0; i<N; i++) { 7654 PackageParser.Provider p = pkg.providers.get(i); 7655 mProviders.removeProvider(p); 7656 if (p.info.authority == null) { 7657 7658 /* There was another ContentProvider with this authority when 7659 * this app was installed so this authority is null, 7660 * Ignore it as we don't have to unregister the provider. 7661 */ 7662 continue; 7663 } 7664 String names[] = p.info.authority.split(";"); 7665 for (int j = 0; j < names.length; j++) { 7666 if (mProvidersByAuthority.get(names[j]) == p) { 7667 mProvidersByAuthority.remove(names[j]); 7668 if (DEBUG_REMOVE) { 7669 if (chatty) 7670 Log.d(TAG, "Unregistered content provider: " + names[j] 7671 + ", className = " + p.info.name + ", isSyncable = " 7672 + p.info.isSyncable); 7673 } 7674 } 7675 } 7676 if (DEBUG_REMOVE && chatty) { 7677 if (r == null) { 7678 r = new StringBuilder(256); 7679 } else { 7680 r.append(' '); 7681 } 7682 r.append(p.info.name); 7683 } 7684 } 7685 if (r != null) { 7686 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7687 } 7688 7689 N = pkg.services.size(); 7690 r = null; 7691 for (i=0; i<N; i++) { 7692 PackageParser.Service s = pkg.services.get(i); 7693 mServices.removeService(s); 7694 if (chatty) { 7695 if (r == null) { 7696 r = new StringBuilder(256); 7697 } else { 7698 r.append(' '); 7699 } 7700 r.append(s.info.name); 7701 } 7702 } 7703 if (r != null) { 7704 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7705 } 7706 7707 N = pkg.receivers.size(); 7708 r = null; 7709 for (i=0; i<N; i++) { 7710 PackageParser.Activity a = pkg.receivers.get(i); 7711 mReceivers.removeActivity(a, "receiver"); 7712 if (DEBUG_REMOVE && chatty) { 7713 if (r == null) { 7714 r = new StringBuilder(256); 7715 } else { 7716 r.append(' '); 7717 } 7718 r.append(a.info.name); 7719 } 7720 } 7721 if (r != null) { 7722 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7723 } 7724 7725 N = pkg.activities.size(); 7726 r = null; 7727 for (i=0; i<N; i++) { 7728 PackageParser.Activity a = pkg.activities.get(i); 7729 mActivities.removeActivity(a, "activity"); 7730 if (DEBUG_REMOVE && chatty) { 7731 if (r == null) { 7732 r = new StringBuilder(256); 7733 } else { 7734 r.append(' '); 7735 } 7736 r.append(a.info.name); 7737 } 7738 } 7739 if (r != null) { 7740 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7741 } 7742 7743 N = pkg.permissions.size(); 7744 r = null; 7745 for (i=0; i<N; i++) { 7746 PackageParser.Permission p = pkg.permissions.get(i); 7747 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7748 if (bp == null) { 7749 bp = mSettings.mPermissionTrees.get(p.info.name); 7750 } 7751 if (bp != null && bp.perm == p) { 7752 bp.perm = null; 7753 if (DEBUG_REMOVE && chatty) { 7754 if (r == null) { 7755 r = new StringBuilder(256); 7756 } else { 7757 r.append(' '); 7758 } 7759 r.append(p.info.name); 7760 } 7761 } 7762 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7763 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7764 if (appOpPerms != null) { 7765 appOpPerms.remove(pkg.packageName); 7766 } 7767 } 7768 } 7769 if (r != null) { 7770 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7771 } 7772 7773 N = pkg.requestedPermissions.size(); 7774 r = null; 7775 for (i=0; i<N; i++) { 7776 String perm = pkg.requestedPermissions.get(i); 7777 BasePermission bp = mSettings.mPermissions.get(perm); 7778 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7779 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7780 if (appOpPerms != null) { 7781 appOpPerms.remove(pkg.packageName); 7782 if (appOpPerms.isEmpty()) { 7783 mAppOpPermissionPackages.remove(perm); 7784 } 7785 } 7786 } 7787 } 7788 if (r != null) { 7789 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7790 } 7791 7792 N = pkg.instrumentation.size(); 7793 r = null; 7794 for (i=0; i<N; i++) { 7795 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7796 mInstrumentation.remove(a.getComponentName()); 7797 if (DEBUG_REMOVE && chatty) { 7798 if (r == null) { 7799 r = new StringBuilder(256); 7800 } else { 7801 r.append(' '); 7802 } 7803 r.append(a.info.name); 7804 } 7805 } 7806 if (r != null) { 7807 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7808 } 7809 7810 r = null; 7811 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7812 // Only system apps can hold shared libraries. 7813 if (pkg.libraryNames != null) { 7814 for (i=0; i<pkg.libraryNames.size(); i++) { 7815 String name = pkg.libraryNames.get(i); 7816 SharedLibraryEntry cur = mSharedLibraries.get(name); 7817 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7818 mSharedLibraries.remove(name); 7819 if (DEBUG_REMOVE && chatty) { 7820 if (r == null) { 7821 r = new StringBuilder(256); 7822 } else { 7823 r.append(' '); 7824 } 7825 r.append(name); 7826 } 7827 } 7828 } 7829 } 7830 } 7831 if (r != null) { 7832 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7833 } 7834 } 7835 7836 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7837 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7838 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7839 return true; 7840 } 7841 } 7842 return false; 7843 } 7844 7845 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7846 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7847 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7848 7849 private void updatePermissionsLPw(String changingPkg, 7850 PackageParser.Package pkgInfo, int flags) { 7851 // Make sure there are no dangling permission trees. 7852 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7853 while (it.hasNext()) { 7854 final BasePermission bp = it.next(); 7855 if (bp.packageSetting == null) { 7856 // We may not yet have parsed the package, so just see if 7857 // we still know about its settings. 7858 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7859 } 7860 if (bp.packageSetting == null) { 7861 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7862 + " from package " + bp.sourcePackage); 7863 it.remove(); 7864 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7865 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7866 Slog.i(TAG, "Removing old permission tree: " + bp.name 7867 + " from package " + bp.sourcePackage); 7868 flags |= UPDATE_PERMISSIONS_ALL; 7869 it.remove(); 7870 } 7871 } 7872 } 7873 7874 // Make sure all dynamic permissions have been assigned to a package, 7875 // and make sure there are no dangling permissions. 7876 it = mSettings.mPermissions.values().iterator(); 7877 while (it.hasNext()) { 7878 final BasePermission bp = it.next(); 7879 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7880 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7881 + bp.name + " pkg=" + bp.sourcePackage 7882 + " info=" + bp.pendingInfo); 7883 if (bp.packageSetting == null && bp.pendingInfo != null) { 7884 final BasePermission tree = findPermissionTreeLP(bp.name); 7885 if (tree != null && tree.perm != null) { 7886 bp.packageSetting = tree.packageSetting; 7887 bp.perm = new PackageParser.Permission(tree.perm.owner, 7888 new PermissionInfo(bp.pendingInfo)); 7889 bp.perm.info.packageName = tree.perm.info.packageName; 7890 bp.perm.info.name = bp.name; 7891 bp.uid = tree.uid; 7892 } 7893 } 7894 } 7895 if (bp.packageSetting == null) { 7896 // We may not yet have parsed the package, so just see if 7897 // we still know about its settings. 7898 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7899 } 7900 if (bp.packageSetting == null) { 7901 Slog.w(TAG, "Removing dangling permission: " + bp.name 7902 + " from package " + bp.sourcePackage); 7903 it.remove(); 7904 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7905 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7906 Slog.i(TAG, "Removing old permission: " + bp.name 7907 + " from package " + bp.sourcePackage); 7908 flags |= UPDATE_PERMISSIONS_ALL; 7909 it.remove(); 7910 } 7911 } 7912 } 7913 7914 // Now update the permissions for all packages, in particular 7915 // replace the granted permissions of the system packages. 7916 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7917 for (PackageParser.Package pkg : mPackages.values()) { 7918 if (pkg != pkgInfo) { 7919 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7920 changingPkg); 7921 } 7922 } 7923 } 7924 7925 if (pkgInfo != null) { 7926 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7927 } 7928 } 7929 7930 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7931 String packageOfInterest) { 7932 // IMPORTANT: There are two types of permissions: install and runtime. 7933 // Install time permissions are granted when the app is installed to 7934 // all device users and users added in the future. Runtime permissions 7935 // are granted at runtime explicitly to specific users. Normal and signature 7936 // protected permissions are install time permissions. Dangerous permissions 7937 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7938 // otherwise they are runtime permissions. This function does not manage 7939 // runtime permissions except for the case an app targeting Lollipop MR1 7940 // being upgraded to target a newer SDK, in which case dangerous permissions 7941 // are transformed from install time to runtime ones. 7942 7943 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7944 if (ps == null) { 7945 return; 7946 } 7947 7948 PermissionsState permissionsState = ps.getPermissionsState(); 7949 PermissionsState origPermissions = permissionsState; 7950 7951 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7952 7953 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 7954 7955 boolean changedInstallPermission = false; 7956 7957 if (replace) { 7958 ps.installPermissionsFixed = false; 7959 if (!ps.isSharedUser()) { 7960 origPermissions = new PermissionsState(permissionsState); 7961 permissionsState.reset(); 7962 } 7963 } 7964 7965 permissionsState.setGlobalGids(mGlobalGids); 7966 7967 final int N = pkg.requestedPermissions.size(); 7968 for (int i=0; i<N; i++) { 7969 final String name = pkg.requestedPermissions.get(i); 7970 final BasePermission bp = mSettings.mPermissions.get(name); 7971 7972 if (DEBUG_INSTALL) { 7973 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7974 } 7975 7976 if (bp == null || bp.packageSetting == null) { 7977 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7978 Slog.w(TAG, "Unknown permission " + name 7979 + " in package " + pkg.packageName); 7980 } 7981 continue; 7982 } 7983 7984 final String perm = bp.name; 7985 boolean allowedSig = false; 7986 int grant = GRANT_DENIED; 7987 7988 // Keep track of app op permissions. 7989 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7990 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7991 if (pkgs == null) { 7992 pkgs = new ArraySet<>(); 7993 mAppOpPermissionPackages.put(bp.name, pkgs); 7994 } 7995 pkgs.add(pkg.packageName); 7996 } 7997 7998 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7999 switch (level) { 8000 case PermissionInfo.PROTECTION_NORMAL: { 8001 // For all apps normal permissions are install time ones. 8002 grant = GRANT_INSTALL; 8003 } break; 8004 8005 case PermissionInfo.PROTECTION_DANGEROUS: { 8006 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8007 // For legacy apps dangerous permissions are install time ones. 8008 grant = GRANT_INSTALL_LEGACY; 8009 } else if (origPermissions.hasInstallPermission(bp.name)) { 8010 // For legacy apps that became modern, install becomes runtime. 8011 grant = GRANT_UPGRADE; 8012 } else { 8013 // For modern apps keep runtime permissions unchanged. 8014 grant = GRANT_RUNTIME; 8015 } 8016 } break; 8017 8018 case PermissionInfo.PROTECTION_SIGNATURE: { 8019 // For all apps signature permissions are install time ones. 8020 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8021 if (allowedSig) { 8022 grant = GRANT_INSTALL; 8023 } 8024 } break; 8025 } 8026 8027 if (DEBUG_INSTALL) { 8028 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8029 } 8030 8031 if (grant != GRANT_DENIED) { 8032 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8033 // If this is an existing, non-system package, then 8034 // we can't add any new permissions to it. 8035 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8036 // Except... if this is a permission that was added 8037 // to the platform (note: need to only do this when 8038 // updating the platform). 8039 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8040 grant = GRANT_DENIED; 8041 } 8042 } 8043 } 8044 8045 switch (grant) { 8046 case GRANT_INSTALL: { 8047 // Revoke this as runtime permission to handle the case of 8048 // a runtime permission being downgraded to an install one. 8049 for (int userId : UserManagerService.getInstance().getUserIds()) { 8050 if (origPermissions.getRuntimePermissionState( 8051 bp.name, userId) != null) { 8052 // Revoke the runtime permission and clear the flags. 8053 origPermissions.revokeRuntimePermission(bp, userId); 8054 origPermissions.updatePermissionFlags(bp, userId, 8055 PackageManager.MASK_PERMISSION_FLAGS, 0); 8056 // If we revoked a permission permission, we have to write. 8057 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8058 changedRuntimePermissionUserIds, userId); 8059 } 8060 } 8061 // Grant an install permission. 8062 if (permissionsState.grantInstallPermission(bp) != 8063 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8064 changedInstallPermission = true; 8065 } 8066 } break; 8067 8068 case GRANT_INSTALL_LEGACY: { 8069 // Grant an install permission. 8070 if (permissionsState.grantInstallPermission(bp) != 8071 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8072 changedInstallPermission = true; 8073 } 8074 } break; 8075 8076 case GRANT_RUNTIME: { 8077 // Grant previously granted runtime permissions. 8078 for (int userId : UserManagerService.getInstance().getUserIds()) { 8079 PermissionState permissionState = origPermissions 8080 .getRuntimePermissionState(bp.name, userId); 8081 final int flags = permissionState != null 8082 ? permissionState.getFlags() : 0; 8083 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8084 if (permissionsState.grantRuntimePermission(bp, userId) == 8085 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8086 // If we cannot put the permission as it was, we have to write. 8087 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8088 changedRuntimePermissionUserIds, userId); 8089 } 8090 } 8091 // Propagate the permission flags. 8092 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8093 } 8094 } break; 8095 8096 case GRANT_UPGRADE: { 8097 // Grant runtime permissions for a previously held install permission. 8098 PermissionState permissionState = origPermissions 8099 .getInstallPermissionState(bp.name); 8100 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8101 8102 if (origPermissions.revokeInstallPermission(bp) 8103 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8104 // We will be transferring the permission flags, so clear them. 8105 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8106 PackageManager.MASK_PERMISSION_FLAGS, 0); 8107 changedInstallPermission = true; 8108 } 8109 8110 // If the permission is not to be promoted to runtime we ignore it and 8111 // also its other flags as they are not applicable to install permissions. 8112 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8113 for (int userId : currentUserIds) { 8114 if (permissionsState.grantRuntimePermission(bp, userId) != 8115 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8116 // Transfer the permission flags. 8117 permissionsState.updatePermissionFlags(bp, userId, 8118 flags, flags); 8119 // If we granted the permission, we have to write. 8120 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8121 changedRuntimePermissionUserIds, userId); 8122 } 8123 } 8124 } 8125 } break; 8126 8127 default: { 8128 if (packageOfInterest == null 8129 || packageOfInterest.equals(pkg.packageName)) { 8130 Slog.w(TAG, "Not granting permission " + perm 8131 + " to package " + pkg.packageName 8132 + " because it was previously installed without"); 8133 } 8134 } break; 8135 } 8136 } else { 8137 if (permissionsState.revokeInstallPermission(bp) != 8138 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8139 // Also drop the permission flags. 8140 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8141 PackageManager.MASK_PERMISSION_FLAGS, 0); 8142 changedInstallPermission = true; 8143 Slog.i(TAG, "Un-granting permission " + perm 8144 + " from package " + pkg.packageName 8145 + " (protectionLevel=" + bp.protectionLevel 8146 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8147 + ")"); 8148 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8149 // Don't print warning for app op permissions, since it is fine for them 8150 // not to be granted, there is a UI for the user to decide. 8151 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8152 Slog.w(TAG, "Not granting permission " + perm 8153 + " to package " + pkg.packageName 8154 + " (protectionLevel=" + bp.protectionLevel 8155 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8156 + ")"); 8157 } 8158 } 8159 } 8160 } 8161 8162 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8163 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8164 // This is the first that we have heard about this package, so the 8165 // permissions we have now selected are fixed until explicitly 8166 // changed. 8167 ps.installPermissionsFixed = true; 8168 } 8169 8170 // Persist the runtime permissions state for users with changes. 8171 for (int userId : changedRuntimePermissionUserIds) { 8172 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8173 } 8174 } 8175 8176 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8177 boolean allowed = false; 8178 final int NP = PackageParser.NEW_PERMISSIONS.length; 8179 for (int ip=0; ip<NP; ip++) { 8180 final PackageParser.NewPermissionInfo npi 8181 = PackageParser.NEW_PERMISSIONS[ip]; 8182 if (npi.name.equals(perm) 8183 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8184 allowed = true; 8185 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8186 + pkg.packageName); 8187 break; 8188 } 8189 } 8190 return allowed; 8191 } 8192 8193 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8194 BasePermission bp, PermissionsState origPermissions) { 8195 boolean allowed; 8196 allowed = (compareSignatures( 8197 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8198 == PackageManager.SIGNATURE_MATCH) 8199 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8200 == PackageManager.SIGNATURE_MATCH); 8201 if (!allowed && (bp.protectionLevel 8202 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8203 if (isSystemApp(pkg)) { 8204 // For updated system applications, a system permission 8205 // is granted only if it had been defined by the original application. 8206 if (pkg.isUpdatedSystemApp()) { 8207 final PackageSetting sysPs = mSettings 8208 .getDisabledSystemPkgLPr(pkg.packageName); 8209 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8210 // If the original was granted this permission, we take 8211 // that grant decision as read and propagate it to the 8212 // update. 8213 if (sysPs.isPrivileged()) { 8214 allowed = true; 8215 } 8216 } else { 8217 // The system apk may have been updated with an older 8218 // version of the one on the data partition, but which 8219 // granted a new system permission that it didn't have 8220 // before. In this case we do want to allow the app to 8221 // now get the new permission if the ancestral apk is 8222 // privileged to get it. 8223 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8224 for (int j=0; 8225 j<sysPs.pkg.requestedPermissions.size(); j++) { 8226 if (perm.equals( 8227 sysPs.pkg.requestedPermissions.get(j))) { 8228 allowed = true; 8229 break; 8230 } 8231 } 8232 } 8233 } 8234 } else { 8235 allowed = isPrivilegedApp(pkg); 8236 } 8237 } 8238 } 8239 if (!allowed && (bp.protectionLevel 8240 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8241 // For development permissions, a development permission 8242 // is granted only if it was already granted. 8243 allowed = origPermissions.hasInstallPermission(perm); 8244 } 8245 return allowed; 8246 } 8247 8248 final class ActivityIntentResolver 8249 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8250 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8251 boolean defaultOnly, int userId) { 8252 if (!sUserManager.exists(userId)) return null; 8253 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8254 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8255 } 8256 8257 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8258 int userId) { 8259 if (!sUserManager.exists(userId)) return null; 8260 mFlags = flags; 8261 return super.queryIntent(intent, resolvedType, 8262 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8263 } 8264 8265 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8266 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8267 if (!sUserManager.exists(userId)) return null; 8268 if (packageActivities == null) { 8269 return null; 8270 } 8271 mFlags = flags; 8272 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8273 final int N = packageActivities.size(); 8274 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8275 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8276 8277 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8278 for (int i = 0; i < N; ++i) { 8279 intentFilters = packageActivities.get(i).intents; 8280 if (intentFilters != null && intentFilters.size() > 0) { 8281 PackageParser.ActivityIntentInfo[] array = 8282 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8283 intentFilters.toArray(array); 8284 listCut.add(array); 8285 } 8286 } 8287 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8288 } 8289 8290 public final void addActivity(PackageParser.Activity a, String type) { 8291 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8292 mActivities.put(a.getComponentName(), a); 8293 if (DEBUG_SHOW_INFO) 8294 Log.v( 8295 TAG, " " + type + " " + 8296 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8297 if (DEBUG_SHOW_INFO) 8298 Log.v(TAG, " Class=" + a.info.name); 8299 final int NI = a.intents.size(); 8300 for (int j=0; j<NI; j++) { 8301 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8302 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8303 intent.setPriority(0); 8304 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8305 + a.className + " with priority > 0, forcing to 0"); 8306 } 8307 if (DEBUG_SHOW_INFO) { 8308 Log.v(TAG, " IntentFilter:"); 8309 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8310 } 8311 if (!intent.debugCheck()) { 8312 Log.w(TAG, "==> For Activity " + a.info.name); 8313 } 8314 addFilter(intent); 8315 } 8316 } 8317 8318 public final void removeActivity(PackageParser.Activity a, String type) { 8319 mActivities.remove(a.getComponentName()); 8320 if (DEBUG_SHOW_INFO) { 8321 Log.v(TAG, " " + type + " " 8322 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8323 : a.info.name) + ":"); 8324 Log.v(TAG, " Class=" + a.info.name); 8325 } 8326 final int NI = a.intents.size(); 8327 for (int j=0; j<NI; j++) { 8328 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8329 if (DEBUG_SHOW_INFO) { 8330 Log.v(TAG, " IntentFilter:"); 8331 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8332 } 8333 removeFilter(intent); 8334 } 8335 } 8336 8337 @Override 8338 protected boolean allowFilterResult( 8339 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8340 ActivityInfo filterAi = filter.activity.info; 8341 for (int i=dest.size()-1; i>=0; i--) { 8342 ActivityInfo destAi = dest.get(i).activityInfo; 8343 if (destAi.name == filterAi.name 8344 && destAi.packageName == filterAi.packageName) { 8345 return false; 8346 } 8347 } 8348 return true; 8349 } 8350 8351 @Override 8352 protected ActivityIntentInfo[] newArray(int size) { 8353 return new ActivityIntentInfo[size]; 8354 } 8355 8356 @Override 8357 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8358 if (!sUserManager.exists(userId)) return true; 8359 PackageParser.Package p = filter.activity.owner; 8360 if (p != null) { 8361 PackageSetting ps = (PackageSetting)p.mExtras; 8362 if (ps != null) { 8363 // System apps are never considered stopped for purposes of 8364 // filtering, because there may be no way for the user to 8365 // actually re-launch them. 8366 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8367 && ps.getStopped(userId); 8368 } 8369 } 8370 return false; 8371 } 8372 8373 @Override 8374 protected boolean isPackageForFilter(String packageName, 8375 PackageParser.ActivityIntentInfo info) { 8376 return packageName.equals(info.activity.owner.packageName); 8377 } 8378 8379 @Override 8380 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8381 int match, int userId) { 8382 if (!sUserManager.exists(userId)) return null; 8383 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8384 return null; 8385 } 8386 final PackageParser.Activity activity = info.activity; 8387 if (mSafeMode && (activity.info.applicationInfo.flags 8388 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8389 return null; 8390 } 8391 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8392 if (ps == null) { 8393 return null; 8394 } 8395 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8396 ps.readUserState(userId), userId); 8397 if (ai == null) { 8398 return null; 8399 } 8400 final ResolveInfo res = new ResolveInfo(); 8401 res.activityInfo = ai; 8402 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8403 res.filter = info; 8404 } 8405 if (info != null) { 8406 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8407 } 8408 res.priority = info.getPriority(); 8409 res.preferredOrder = activity.owner.mPreferredOrder; 8410 //System.out.println("Result: " + res.activityInfo.className + 8411 // " = " + res.priority); 8412 res.match = match; 8413 res.isDefault = info.hasDefault; 8414 res.labelRes = info.labelRes; 8415 res.nonLocalizedLabel = info.nonLocalizedLabel; 8416 if (userNeedsBadging(userId)) { 8417 res.noResourceId = true; 8418 } else { 8419 res.icon = info.icon; 8420 } 8421 res.iconResourceId = info.icon; 8422 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8423 return res; 8424 } 8425 8426 @Override 8427 protected void sortResults(List<ResolveInfo> results) { 8428 Collections.sort(results, mResolvePrioritySorter); 8429 } 8430 8431 @Override 8432 protected void dumpFilter(PrintWriter out, String prefix, 8433 PackageParser.ActivityIntentInfo filter) { 8434 out.print(prefix); out.print( 8435 Integer.toHexString(System.identityHashCode(filter.activity))); 8436 out.print(' '); 8437 filter.activity.printComponentShortName(out); 8438 out.print(" filter "); 8439 out.println(Integer.toHexString(System.identityHashCode(filter))); 8440 } 8441 8442 @Override 8443 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8444 return filter.activity; 8445 } 8446 8447 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8448 PackageParser.Activity activity = (PackageParser.Activity)label; 8449 out.print(prefix); out.print( 8450 Integer.toHexString(System.identityHashCode(activity))); 8451 out.print(' '); 8452 activity.printComponentShortName(out); 8453 if (count > 1) { 8454 out.print(" ("); out.print(count); out.print(" filters)"); 8455 } 8456 out.println(); 8457 } 8458 8459// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8460// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8461// final List<ResolveInfo> retList = Lists.newArrayList(); 8462// while (i.hasNext()) { 8463// final ResolveInfo resolveInfo = i.next(); 8464// if (isEnabledLP(resolveInfo.activityInfo)) { 8465// retList.add(resolveInfo); 8466// } 8467// } 8468// return retList; 8469// } 8470 8471 // Keys are String (activity class name), values are Activity. 8472 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8473 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8474 private int mFlags; 8475 } 8476 8477 private final class ServiceIntentResolver 8478 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8479 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8480 boolean defaultOnly, int userId) { 8481 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8482 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8483 } 8484 8485 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8486 int userId) { 8487 if (!sUserManager.exists(userId)) return null; 8488 mFlags = flags; 8489 return super.queryIntent(intent, resolvedType, 8490 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8491 } 8492 8493 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8494 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8495 if (!sUserManager.exists(userId)) return null; 8496 if (packageServices == null) { 8497 return null; 8498 } 8499 mFlags = flags; 8500 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8501 final int N = packageServices.size(); 8502 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8503 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8504 8505 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8506 for (int i = 0; i < N; ++i) { 8507 intentFilters = packageServices.get(i).intents; 8508 if (intentFilters != null && intentFilters.size() > 0) { 8509 PackageParser.ServiceIntentInfo[] array = 8510 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8511 intentFilters.toArray(array); 8512 listCut.add(array); 8513 } 8514 } 8515 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8516 } 8517 8518 public final void addService(PackageParser.Service s) { 8519 mServices.put(s.getComponentName(), s); 8520 if (DEBUG_SHOW_INFO) { 8521 Log.v(TAG, " " 8522 + (s.info.nonLocalizedLabel != null 8523 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8524 Log.v(TAG, " Class=" + s.info.name); 8525 } 8526 final int NI = s.intents.size(); 8527 int j; 8528 for (j=0; j<NI; j++) { 8529 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8530 if (DEBUG_SHOW_INFO) { 8531 Log.v(TAG, " IntentFilter:"); 8532 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8533 } 8534 if (!intent.debugCheck()) { 8535 Log.w(TAG, "==> For Service " + s.info.name); 8536 } 8537 addFilter(intent); 8538 } 8539 } 8540 8541 public final void removeService(PackageParser.Service s) { 8542 mServices.remove(s.getComponentName()); 8543 if (DEBUG_SHOW_INFO) { 8544 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8545 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8546 Log.v(TAG, " Class=" + s.info.name); 8547 } 8548 final int NI = s.intents.size(); 8549 int j; 8550 for (j=0; j<NI; j++) { 8551 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8552 if (DEBUG_SHOW_INFO) { 8553 Log.v(TAG, " IntentFilter:"); 8554 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8555 } 8556 removeFilter(intent); 8557 } 8558 } 8559 8560 @Override 8561 protected boolean allowFilterResult( 8562 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8563 ServiceInfo filterSi = filter.service.info; 8564 for (int i=dest.size()-1; i>=0; i--) { 8565 ServiceInfo destAi = dest.get(i).serviceInfo; 8566 if (destAi.name == filterSi.name 8567 && destAi.packageName == filterSi.packageName) { 8568 return false; 8569 } 8570 } 8571 return true; 8572 } 8573 8574 @Override 8575 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8576 return new PackageParser.ServiceIntentInfo[size]; 8577 } 8578 8579 @Override 8580 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8581 if (!sUserManager.exists(userId)) return true; 8582 PackageParser.Package p = filter.service.owner; 8583 if (p != null) { 8584 PackageSetting ps = (PackageSetting)p.mExtras; 8585 if (ps != null) { 8586 // System apps are never considered stopped for purposes of 8587 // filtering, because there may be no way for the user to 8588 // actually re-launch them. 8589 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8590 && ps.getStopped(userId); 8591 } 8592 } 8593 return false; 8594 } 8595 8596 @Override 8597 protected boolean isPackageForFilter(String packageName, 8598 PackageParser.ServiceIntentInfo info) { 8599 return packageName.equals(info.service.owner.packageName); 8600 } 8601 8602 @Override 8603 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8604 int match, int userId) { 8605 if (!sUserManager.exists(userId)) return null; 8606 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8607 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8608 return null; 8609 } 8610 final PackageParser.Service service = info.service; 8611 if (mSafeMode && (service.info.applicationInfo.flags 8612 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8613 return null; 8614 } 8615 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8616 if (ps == null) { 8617 return null; 8618 } 8619 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8620 ps.readUserState(userId), userId); 8621 if (si == null) { 8622 return null; 8623 } 8624 final ResolveInfo res = new ResolveInfo(); 8625 res.serviceInfo = si; 8626 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8627 res.filter = filter; 8628 } 8629 res.priority = info.getPriority(); 8630 res.preferredOrder = service.owner.mPreferredOrder; 8631 res.match = match; 8632 res.isDefault = info.hasDefault; 8633 res.labelRes = info.labelRes; 8634 res.nonLocalizedLabel = info.nonLocalizedLabel; 8635 res.icon = info.icon; 8636 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8637 return res; 8638 } 8639 8640 @Override 8641 protected void sortResults(List<ResolveInfo> results) { 8642 Collections.sort(results, mResolvePrioritySorter); 8643 } 8644 8645 @Override 8646 protected void dumpFilter(PrintWriter out, String prefix, 8647 PackageParser.ServiceIntentInfo filter) { 8648 out.print(prefix); out.print( 8649 Integer.toHexString(System.identityHashCode(filter.service))); 8650 out.print(' '); 8651 filter.service.printComponentShortName(out); 8652 out.print(" filter "); 8653 out.println(Integer.toHexString(System.identityHashCode(filter))); 8654 } 8655 8656 @Override 8657 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8658 return filter.service; 8659 } 8660 8661 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8662 PackageParser.Service service = (PackageParser.Service)label; 8663 out.print(prefix); out.print( 8664 Integer.toHexString(System.identityHashCode(service))); 8665 out.print(' '); 8666 service.printComponentShortName(out); 8667 if (count > 1) { 8668 out.print(" ("); out.print(count); out.print(" filters)"); 8669 } 8670 out.println(); 8671 } 8672 8673// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8674// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8675// final List<ResolveInfo> retList = Lists.newArrayList(); 8676// while (i.hasNext()) { 8677// final ResolveInfo resolveInfo = (ResolveInfo) i; 8678// if (isEnabledLP(resolveInfo.serviceInfo)) { 8679// retList.add(resolveInfo); 8680// } 8681// } 8682// return retList; 8683// } 8684 8685 // Keys are String (activity class name), values are Activity. 8686 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8687 = new ArrayMap<ComponentName, PackageParser.Service>(); 8688 private int mFlags; 8689 }; 8690 8691 private final class ProviderIntentResolver 8692 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8693 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8694 boolean defaultOnly, int userId) { 8695 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8696 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8697 } 8698 8699 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8700 int userId) { 8701 if (!sUserManager.exists(userId)) 8702 return null; 8703 mFlags = flags; 8704 return super.queryIntent(intent, resolvedType, 8705 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8706 } 8707 8708 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8709 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8710 if (!sUserManager.exists(userId)) 8711 return null; 8712 if (packageProviders == null) { 8713 return null; 8714 } 8715 mFlags = flags; 8716 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8717 final int N = packageProviders.size(); 8718 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8719 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8720 8721 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8722 for (int i = 0; i < N; ++i) { 8723 intentFilters = packageProviders.get(i).intents; 8724 if (intentFilters != null && intentFilters.size() > 0) { 8725 PackageParser.ProviderIntentInfo[] array = 8726 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8727 intentFilters.toArray(array); 8728 listCut.add(array); 8729 } 8730 } 8731 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8732 } 8733 8734 public final void addProvider(PackageParser.Provider p) { 8735 if (mProviders.containsKey(p.getComponentName())) { 8736 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8737 return; 8738 } 8739 8740 mProviders.put(p.getComponentName(), p); 8741 if (DEBUG_SHOW_INFO) { 8742 Log.v(TAG, " " 8743 + (p.info.nonLocalizedLabel != null 8744 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8745 Log.v(TAG, " Class=" + p.info.name); 8746 } 8747 final int NI = p.intents.size(); 8748 int j; 8749 for (j = 0; j < NI; j++) { 8750 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8751 if (DEBUG_SHOW_INFO) { 8752 Log.v(TAG, " IntentFilter:"); 8753 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8754 } 8755 if (!intent.debugCheck()) { 8756 Log.w(TAG, "==> For Provider " + p.info.name); 8757 } 8758 addFilter(intent); 8759 } 8760 } 8761 8762 public final void removeProvider(PackageParser.Provider p) { 8763 mProviders.remove(p.getComponentName()); 8764 if (DEBUG_SHOW_INFO) { 8765 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8766 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8767 Log.v(TAG, " Class=" + p.info.name); 8768 } 8769 final int NI = p.intents.size(); 8770 int j; 8771 for (j = 0; j < NI; j++) { 8772 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8773 if (DEBUG_SHOW_INFO) { 8774 Log.v(TAG, " IntentFilter:"); 8775 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8776 } 8777 removeFilter(intent); 8778 } 8779 } 8780 8781 @Override 8782 protected boolean allowFilterResult( 8783 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8784 ProviderInfo filterPi = filter.provider.info; 8785 for (int i = dest.size() - 1; i >= 0; i--) { 8786 ProviderInfo destPi = dest.get(i).providerInfo; 8787 if (destPi.name == filterPi.name 8788 && destPi.packageName == filterPi.packageName) { 8789 return false; 8790 } 8791 } 8792 return true; 8793 } 8794 8795 @Override 8796 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8797 return new PackageParser.ProviderIntentInfo[size]; 8798 } 8799 8800 @Override 8801 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8802 if (!sUserManager.exists(userId)) 8803 return true; 8804 PackageParser.Package p = filter.provider.owner; 8805 if (p != null) { 8806 PackageSetting ps = (PackageSetting) p.mExtras; 8807 if (ps != null) { 8808 // System apps are never considered stopped for purposes of 8809 // filtering, because there may be no way for the user to 8810 // actually re-launch them. 8811 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8812 && ps.getStopped(userId); 8813 } 8814 } 8815 return false; 8816 } 8817 8818 @Override 8819 protected boolean isPackageForFilter(String packageName, 8820 PackageParser.ProviderIntentInfo info) { 8821 return packageName.equals(info.provider.owner.packageName); 8822 } 8823 8824 @Override 8825 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8826 int match, int userId) { 8827 if (!sUserManager.exists(userId)) 8828 return null; 8829 final PackageParser.ProviderIntentInfo info = filter; 8830 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8831 return null; 8832 } 8833 final PackageParser.Provider provider = info.provider; 8834 if (mSafeMode && (provider.info.applicationInfo.flags 8835 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8836 return null; 8837 } 8838 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8839 if (ps == null) { 8840 return null; 8841 } 8842 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8843 ps.readUserState(userId), userId); 8844 if (pi == null) { 8845 return null; 8846 } 8847 final ResolveInfo res = new ResolveInfo(); 8848 res.providerInfo = pi; 8849 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8850 res.filter = filter; 8851 } 8852 res.priority = info.getPriority(); 8853 res.preferredOrder = provider.owner.mPreferredOrder; 8854 res.match = match; 8855 res.isDefault = info.hasDefault; 8856 res.labelRes = info.labelRes; 8857 res.nonLocalizedLabel = info.nonLocalizedLabel; 8858 res.icon = info.icon; 8859 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8860 return res; 8861 } 8862 8863 @Override 8864 protected void sortResults(List<ResolveInfo> results) { 8865 Collections.sort(results, mResolvePrioritySorter); 8866 } 8867 8868 @Override 8869 protected void dumpFilter(PrintWriter out, String prefix, 8870 PackageParser.ProviderIntentInfo filter) { 8871 out.print(prefix); 8872 out.print( 8873 Integer.toHexString(System.identityHashCode(filter.provider))); 8874 out.print(' '); 8875 filter.provider.printComponentShortName(out); 8876 out.print(" filter "); 8877 out.println(Integer.toHexString(System.identityHashCode(filter))); 8878 } 8879 8880 @Override 8881 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8882 return filter.provider; 8883 } 8884 8885 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8886 PackageParser.Provider provider = (PackageParser.Provider)label; 8887 out.print(prefix); out.print( 8888 Integer.toHexString(System.identityHashCode(provider))); 8889 out.print(' '); 8890 provider.printComponentShortName(out); 8891 if (count > 1) { 8892 out.print(" ("); out.print(count); out.print(" filters)"); 8893 } 8894 out.println(); 8895 } 8896 8897 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8898 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8899 private int mFlags; 8900 }; 8901 8902 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8903 new Comparator<ResolveInfo>() { 8904 public int compare(ResolveInfo r1, ResolveInfo r2) { 8905 int v1 = r1.priority; 8906 int v2 = r2.priority; 8907 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8908 if (v1 != v2) { 8909 return (v1 > v2) ? -1 : 1; 8910 } 8911 v1 = r1.preferredOrder; 8912 v2 = r2.preferredOrder; 8913 if (v1 != v2) { 8914 return (v1 > v2) ? -1 : 1; 8915 } 8916 if (r1.isDefault != r2.isDefault) { 8917 return r1.isDefault ? -1 : 1; 8918 } 8919 v1 = r1.match; 8920 v2 = r2.match; 8921 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8922 if (v1 != v2) { 8923 return (v1 > v2) ? -1 : 1; 8924 } 8925 if (r1.system != r2.system) { 8926 return r1.system ? -1 : 1; 8927 } 8928 return 0; 8929 } 8930 }; 8931 8932 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8933 new Comparator<ProviderInfo>() { 8934 public int compare(ProviderInfo p1, ProviderInfo p2) { 8935 final int v1 = p1.initOrder; 8936 final int v2 = p2.initOrder; 8937 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8938 } 8939 }; 8940 8941 final void sendPackageBroadcast(final String action, final String pkg, 8942 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 8943 final int[] userIds) { 8944 mHandler.post(new Runnable() { 8945 @Override 8946 public void run() { 8947 try { 8948 final IActivityManager am = ActivityManagerNative.getDefault(); 8949 if (am == null) return; 8950 final int[] resolvedUserIds; 8951 if (userIds == null) { 8952 resolvedUserIds = am.getRunningUserIds(); 8953 } else { 8954 resolvedUserIds = userIds; 8955 } 8956 for (int id : resolvedUserIds) { 8957 final Intent intent = new Intent(action, 8958 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8959 if (extras != null) { 8960 intent.putExtras(extras); 8961 } 8962 if (targetPkg != null) { 8963 intent.setPackage(targetPkg); 8964 } 8965 // Modify the UID when posting to other users 8966 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8967 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8968 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8969 intent.putExtra(Intent.EXTRA_UID, uid); 8970 } 8971 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8972 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8973 if (DEBUG_BROADCASTS) { 8974 RuntimeException here = new RuntimeException("here"); 8975 here.fillInStackTrace(); 8976 Slog.d(TAG, "Sending to user " + id + ": " 8977 + intent.toShortString(false, true, false, false) 8978 + " " + intent.getExtras(), here); 8979 } 8980 am.broadcastIntent(null, intent, null, finishedReceiver, 8981 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8982 null, finishedReceiver != null, false, id); 8983 } 8984 } catch (RemoteException ex) { 8985 } 8986 } 8987 }); 8988 } 8989 8990 /** 8991 * Check if the external storage media is available. This is true if there 8992 * is a mounted external storage medium or if the external storage is 8993 * emulated. 8994 */ 8995 private boolean isExternalMediaAvailable() { 8996 return mMediaMounted || Environment.isExternalStorageEmulated(); 8997 } 8998 8999 @Override 9000 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9001 // writer 9002 synchronized (mPackages) { 9003 if (!isExternalMediaAvailable()) { 9004 // If the external storage is no longer mounted at this point, 9005 // the caller may not have been able to delete all of this 9006 // packages files and can not delete any more. Bail. 9007 return null; 9008 } 9009 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9010 if (lastPackage != null) { 9011 pkgs.remove(lastPackage); 9012 } 9013 if (pkgs.size() > 0) { 9014 return pkgs.get(0); 9015 } 9016 } 9017 return null; 9018 } 9019 9020 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9021 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9022 userId, andCode ? 1 : 0, packageName); 9023 if (mSystemReady) { 9024 msg.sendToTarget(); 9025 } else { 9026 if (mPostSystemReadyMessages == null) { 9027 mPostSystemReadyMessages = new ArrayList<>(); 9028 } 9029 mPostSystemReadyMessages.add(msg); 9030 } 9031 } 9032 9033 void startCleaningPackages() { 9034 // reader 9035 synchronized (mPackages) { 9036 if (!isExternalMediaAvailable()) { 9037 return; 9038 } 9039 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9040 return; 9041 } 9042 } 9043 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9044 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9045 IActivityManager am = ActivityManagerNative.getDefault(); 9046 if (am != null) { 9047 try { 9048 am.startService(null, intent, null, UserHandle.USER_OWNER); 9049 } catch (RemoteException e) { 9050 } 9051 } 9052 } 9053 9054 @Override 9055 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9056 int installFlags, String installerPackageName, VerificationParams verificationParams, 9057 String packageAbiOverride) { 9058 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9059 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9060 } 9061 9062 @Override 9063 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9064 int installFlags, String installerPackageName, VerificationParams verificationParams, 9065 String packageAbiOverride, int userId) { 9066 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9067 9068 final int callingUid = Binder.getCallingUid(); 9069 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9070 9071 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9072 try { 9073 if (observer != null) { 9074 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9075 } 9076 } catch (RemoteException re) { 9077 } 9078 return; 9079 } 9080 9081 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9082 installFlags |= PackageManager.INSTALL_FROM_ADB; 9083 9084 } else { 9085 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9086 // about installerPackageName. 9087 9088 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9089 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9090 } 9091 9092 UserHandle user; 9093 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9094 user = UserHandle.ALL; 9095 } else { 9096 user = new UserHandle(userId); 9097 } 9098 9099 // Only system components can circumvent runtime permissions when installing. 9100 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9101 && mContext.checkCallingOrSelfPermission(Manifest.permission 9102 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9103 throw new SecurityException("You need the " 9104 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9105 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9106 } 9107 9108 verificationParams.setInstallerUid(callingUid); 9109 9110 final File originFile = new File(originPath); 9111 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9112 9113 final Message msg = mHandler.obtainMessage(INIT_COPY); 9114 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9115 null, verificationParams, user, packageAbiOverride); 9116 mHandler.sendMessage(msg); 9117 } 9118 9119 void installStage(String packageName, File stagedDir, String stagedCid, 9120 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9121 String installerPackageName, int installerUid, UserHandle user) { 9122 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9123 params.referrerUri, installerUid, null); 9124 verifParams.setInstallerUid(installerUid); 9125 9126 final OriginInfo origin; 9127 if (stagedDir != null) { 9128 origin = OriginInfo.fromStagedFile(stagedDir); 9129 } else { 9130 origin = OriginInfo.fromStagedContainer(stagedCid); 9131 } 9132 9133 final Message msg = mHandler.obtainMessage(INIT_COPY); 9134 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9135 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9136 mHandler.sendMessage(msg); 9137 } 9138 9139 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9140 Bundle extras = new Bundle(1); 9141 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9142 9143 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9144 packageName, extras, null, null, new int[] {userId}); 9145 try { 9146 IActivityManager am = ActivityManagerNative.getDefault(); 9147 final boolean isSystem = 9148 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9149 if (isSystem && am.isUserRunning(userId, false)) { 9150 // The just-installed/enabled app is bundled on the system, so presumed 9151 // to be able to run automatically without needing an explicit launch. 9152 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9153 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9154 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9155 .setPackage(packageName); 9156 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9157 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9158 } 9159 } catch (RemoteException e) { 9160 // shouldn't happen 9161 Slog.w(TAG, "Unable to bootstrap installed package", e); 9162 } 9163 } 9164 9165 @Override 9166 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9167 int userId) { 9168 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9169 PackageSetting pkgSetting; 9170 final int uid = Binder.getCallingUid(); 9171 enforceCrossUserPermission(uid, userId, true, true, 9172 "setApplicationHiddenSetting for user " + userId); 9173 9174 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9175 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9176 return false; 9177 } 9178 9179 long callingId = Binder.clearCallingIdentity(); 9180 try { 9181 boolean sendAdded = false; 9182 boolean sendRemoved = false; 9183 // writer 9184 synchronized (mPackages) { 9185 pkgSetting = mSettings.mPackages.get(packageName); 9186 if (pkgSetting == null) { 9187 return false; 9188 } 9189 if (pkgSetting.getHidden(userId) != hidden) { 9190 pkgSetting.setHidden(hidden, userId); 9191 mSettings.writePackageRestrictionsLPr(userId); 9192 if (hidden) { 9193 sendRemoved = true; 9194 } else { 9195 sendAdded = true; 9196 } 9197 } 9198 } 9199 if (sendAdded) { 9200 sendPackageAddedForUser(packageName, pkgSetting, userId); 9201 return true; 9202 } 9203 if (sendRemoved) { 9204 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9205 "hiding pkg"); 9206 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9207 } 9208 } finally { 9209 Binder.restoreCallingIdentity(callingId); 9210 } 9211 return false; 9212 } 9213 9214 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9215 int userId) { 9216 final PackageRemovedInfo info = new PackageRemovedInfo(); 9217 info.removedPackage = packageName; 9218 info.removedUsers = new int[] {userId}; 9219 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9220 info.sendBroadcast(false, false, false); 9221 } 9222 9223 /** 9224 * Returns true if application is not found or there was an error. Otherwise it returns 9225 * the hidden state of the package for the given user. 9226 */ 9227 @Override 9228 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9229 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9230 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9231 false, "getApplicationHidden for user " + userId); 9232 PackageSetting pkgSetting; 9233 long callingId = Binder.clearCallingIdentity(); 9234 try { 9235 // writer 9236 synchronized (mPackages) { 9237 pkgSetting = mSettings.mPackages.get(packageName); 9238 if (pkgSetting == null) { 9239 return true; 9240 } 9241 return pkgSetting.getHidden(userId); 9242 } 9243 } finally { 9244 Binder.restoreCallingIdentity(callingId); 9245 } 9246 } 9247 9248 /** 9249 * @hide 9250 */ 9251 @Override 9252 public int installExistingPackageAsUser(String packageName, int userId) { 9253 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9254 null); 9255 PackageSetting pkgSetting; 9256 final int uid = Binder.getCallingUid(); 9257 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9258 + userId); 9259 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9260 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9261 } 9262 9263 long callingId = Binder.clearCallingIdentity(); 9264 try { 9265 boolean sendAdded = false; 9266 9267 // writer 9268 synchronized (mPackages) { 9269 pkgSetting = mSettings.mPackages.get(packageName); 9270 if (pkgSetting == null) { 9271 return PackageManager.INSTALL_FAILED_INVALID_URI; 9272 } 9273 if (!pkgSetting.getInstalled(userId)) { 9274 pkgSetting.setInstalled(true, userId); 9275 pkgSetting.setHidden(false, userId); 9276 mSettings.writePackageRestrictionsLPr(userId); 9277 sendAdded = true; 9278 } 9279 } 9280 9281 if (sendAdded) { 9282 sendPackageAddedForUser(packageName, pkgSetting, userId); 9283 } 9284 } finally { 9285 Binder.restoreCallingIdentity(callingId); 9286 } 9287 9288 return PackageManager.INSTALL_SUCCEEDED; 9289 } 9290 9291 boolean isUserRestricted(int userId, String restrictionKey) { 9292 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9293 if (restrictions.getBoolean(restrictionKey, false)) { 9294 Log.w(TAG, "User is restricted: " + restrictionKey); 9295 return true; 9296 } 9297 return false; 9298 } 9299 9300 @Override 9301 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9302 mContext.enforceCallingOrSelfPermission( 9303 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9304 "Only package verification agents can verify applications"); 9305 9306 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9307 final PackageVerificationResponse response = new PackageVerificationResponse( 9308 verificationCode, Binder.getCallingUid()); 9309 msg.arg1 = id; 9310 msg.obj = response; 9311 mHandler.sendMessage(msg); 9312 } 9313 9314 @Override 9315 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9316 long millisecondsToDelay) { 9317 mContext.enforceCallingOrSelfPermission( 9318 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9319 "Only package verification agents can extend verification timeouts"); 9320 9321 final PackageVerificationState state = mPendingVerification.get(id); 9322 final PackageVerificationResponse response = new PackageVerificationResponse( 9323 verificationCodeAtTimeout, Binder.getCallingUid()); 9324 9325 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9326 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9327 } 9328 if (millisecondsToDelay < 0) { 9329 millisecondsToDelay = 0; 9330 } 9331 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9332 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9333 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9334 } 9335 9336 if ((state != null) && !state.timeoutExtended()) { 9337 state.extendTimeout(); 9338 9339 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9340 msg.arg1 = id; 9341 msg.obj = response; 9342 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9343 } 9344 } 9345 9346 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9347 int verificationCode, UserHandle user) { 9348 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9349 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9350 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9351 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9352 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9353 9354 mContext.sendBroadcastAsUser(intent, user, 9355 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9356 } 9357 9358 private ComponentName matchComponentForVerifier(String packageName, 9359 List<ResolveInfo> receivers) { 9360 ActivityInfo targetReceiver = null; 9361 9362 final int NR = receivers.size(); 9363 for (int i = 0; i < NR; i++) { 9364 final ResolveInfo info = receivers.get(i); 9365 if (info.activityInfo == null) { 9366 continue; 9367 } 9368 9369 if (packageName.equals(info.activityInfo.packageName)) { 9370 targetReceiver = info.activityInfo; 9371 break; 9372 } 9373 } 9374 9375 if (targetReceiver == null) { 9376 return null; 9377 } 9378 9379 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9380 } 9381 9382 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9383 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9384 if (pkgInfo.verifiers.length == 0) { 9385 return null; 9386 } 9387 9388 final int N = pkgInfo.verifiers.length; 9389 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9390 for (int i = 0; i < N; i++) { 9391 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9392 9393 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9394 receivers); 9395 if (comp == null) { 9396 continue; 9397 } 9398 9399 final int verifierUid = getUidForVerifier(verifierInfo); 9400 if (verifierUid == -1) { 9401 continue; 9402 } 9403 9404 if (DEBUG_VERIFY) { 9405 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9406 + " with the correct signature"); 9407 } 9408 sufficientVerifiers.add(comp); 9409 verificationState.addSufficientVerifier(verifierUid); 9410 } 9411 9412 return sufficientVerifiers; 9413 } 9414 9415 private int getUidForVerifier(VerifierInfo verifierInfo) { 9416 synchronized (mPackages) { 9417 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9418 if (pkg == null) { 9419 return -1; 9420 } else if (pkg.mSignatures.length != 1) { 9421 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9422 + " has more than one signature; ignoring"); 9423 return -1; 9424 } 9425 9426 /* 9427 * If the public key of the package's signature does not match 9428 * our expected public key, then this is a different package and 9429 * we should skip. 9430 */ 9431 9432 final byte[] expectedPublicKey; 9433 try { 9434 final Signature verifierSig = pkg.mSignatures[0]; 9435 final PublicKey publicKey = verifierSig.getPublicKey(); 9436 expectedPublicKey = publicKey.getEncoded(); 9437 } catch (CertificateException e) { 9438 return -1; 9439 } 9440 9441 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9442 9443 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9444 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9445 + " does not have the expected public key; ignoring"); 9446 return -1; 9447 } 9448 9449 return pkg.applicationInfo.uid; 9450 } 9451 } 9452 9453 @Override 9454 public void finishPackageInstall(int token) { 9455 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9456 9457 if (DEBUG_INSTALL) { 9458 Slog.v(TAG, "BM finishing package install for " + token); 9459 } 9460 9461 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9462 mHandler.sendMessage(msg); 9463 } 9464 9465 /** 9466 * Get the verification agent timeout. 9467 * 9468 * @return verification timeout in milliseconds 9469 */ 9470 private long getVerificationTimeout() { 9471 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9472 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9473 DEFAULT_VERIFICATION_TIMEOUT); 9474 } 9475 9476 /** 9477 * Get the default verification agent response code. 9478 * 9479 * @return default verification response code 9480 */ 9481 private int getDefaultVerificationResponse() { 9482 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9483 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9484 DEFAULT_VERIFICATION_RESPONSE); 9485 } 9486 9487 /** 9488 * Check whether or not package verification has been enabled. 9489 * 9490 * @return true if verification should be performed 9491 */ 9492 private boolean isVerificationEnabled(int userId, int installFlags) { 9493 if (!DEFAULT_VERIFY_ENABLE) { 9494 return false; 9495 } 9496 9497 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9498 9499 // Check if installing from ADB 9500 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9501 // Do not run verification in a test harness environment 9502 if (ActivityManager.isRunningInTestHarness()) { 9503 return false; 9504 } 9505 if (ensureVerifyAppsEnabled) { 9506 return true; 9507 } 9508 // Check if the developer does not want package verification for ADB installs 9509 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9510 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9511 return false; 9512 } 9513 } 9514 9515 if (ensureVerifyAppsEnabled) { 9516 return true; 9517 } 9518 9519 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9520 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9521 } 9522 9523 @Override 9524 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9525 throws RemoteException { 9526 mContext.enforceCallingOrSelfPermission( 9527 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9528 "Only intentfilter verification agents can verify applications"); 9529 9530 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9531 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9532 Binder.getCallingUid(), verificationCode, failedDomains); 9533 msg.arg1 = id; 9534 msg.obj = response; 9535 mHandler.sendMessage(msg); 9536 } 9537 9538 @Override 9539 public int getIntentVerificationStatus(String packageName, int userId) { 9540 synchronized (mPackages) { 9541 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9542 } 9543 } 9544 9545 @Override 9546 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9547 boolean result = false; 9548 synchronized (mPackages) { 9549 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9550 } 9551 if (result) { 9552 scheduleWritePackageRestrictionsLocked(userId); 9553 } 9554 return result; 9555 } 9556 9557 @Override 9558 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9559 synchronized (mPackages) { 9560 return mSettings.getIntentFilterVerificationsLPr(packageName); 9561 } 9562 } 9563 9564 @Override 9565 public List<IntentFilter> getAllIntentFilters(String packageName) { 9566 if (TextUtils.isEmpty(packageName)) { 9567 return Collections.<IntentFilter>emptyList(); 9568 } 9569 synchronized (mPackages) { 9570 PackageParser.Package pkg = mPackages.get(packageName); 9571 if (pkg == null || pkg.activities == null) { 9572 return Collections.<IntentFilter>emptyList(); 9573 } 9574 final int count = pkg.activities.size(); 9575 ArrayList<IntentFilter> result = new ArrayList<>(); 9576 for (int n=0; n<count; n++) { 9577 PackageParser.Activity activity = pkg.activities.get(n); 9578 if (activity.intents != null || activity.intents.size() > 0) { 9579 result.addAll(activity.intents); 9580 } 9581 } 9582 return result; 9583 } 9584 } 9585 9586 @Override 9587 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9588 synchronized (mPackages) { 9589 boolean result = mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9590 if (packageName != null) { 9591 result |= updateIntentVerificationStatus(packageName, 9592 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9593 UserHandle.myUserId()); 9594 } 9595 return result; 9596 } 9597 } 9598 9599 @Override 9600 public String getDefaultBrowserPackageName(int userId) { 9601 synchronized (mPackages) { 9602 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9603 } 9604 } 9605 9606 /** 9607 * Get the "allow unknown sources" setting. 9608 * 9609 * @return the current "allow unknown sources" setting 9610 */ 9611 private int getUnknownSourcesSettings() { 9612 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9613 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9614 -1); 9615 } 9616 9617 @Override 9618 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9619 final int uid = Binder.getCallingUid(); 9620 // writer 9621 synchronized (mPackages) { 9622 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9623 if (targetPackageSetting == null) { 9624 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9625 } 9626 9627 PackageSetting installerPackageSetting; 9628 if (installerPackageName != null) { 9629 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9630 if (installerPackageSetting == null) { 9631 throw new IllegalArgumentException("Unknown installer package: " 9632 + installerPackageName); 9633 } 9634 } else { 9635 installerPackageSetting = null; 9636 } 9637 9638 Signature[] callerSignature; 9639 Object obj = mSettings.getUserIdLPr(uid); 9640 if (obj != null) { 9641 if (obj instanceof SharedUserSetting) { 9642 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9643 } else if (obj instanceof PackageSetting) { 9644 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9645 } else { 9646 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9647 } 9648 } else { 9649 throw new SecurityException("Unknown calling uid " + uid); 9650 } 9651 9652 // Verify: can't set installerPackageName to a package that is 9653 // not signed with the same cert as the caller. 9654 if (installerPackageSetting != null) { 9655 if (compareSignatures(callerSignature, 9656 installerPackageSetting.signatures.mSignatures) 9657 != PackageManager.SIGNATURE_MATCH) { 9658 throw new SecurityException( 9659 "Caller does not have same cert as new installer package " 9660 + installerPackageName); 9661 } 9662 } 9663 9664 // Verify: if target already has an installer package, it must 9665 // be signed with the same cert as the caller. 9666 if (targetPackageSetting.installerPackageName != null) { 9667 PackageSetting setting = mSettings.mPackages.get( 9668 targetPackageSetting.installerPackageName); 9669 // If the currently set package isn't valid, then it's always 9670 // okay to change it. 9671 if (setting != null) { 9672 if (compareSignatures(callerSignature, 9673 setting.signatures.mSignatures) 9674 != PackageManager.SIGNATURE_MATCH) { 9675 throw new SecurityException( 9676 "Caller does not have same cert as old installer package " 9677 + targetPackageSetting.installerPackageName); 9678 } 9679 } 9680 } 9681 9682 // Okay! 9683 targetPackageSetting.installerPackageName = installerPackageName; 9684 scheduleWriteSettingsLocked(); 9685 } 9686 } 9687 9688 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9689 // Queue up an async operation since the package installation may take a little while. 9690 mHandler.post(new Runnable() { 9691 public void run() { 9692 mHandler.removeCallbacks(this); 9693 // Result object to be returned 9694 PackageInstalledInfo res = new PackageInstalledInfo(); 9695 res.returnCode = currentStatus; 9696 res.uid = -1; 9697 res.pkg = null; 9698 res.removedInfo = new PackageRemovedInfo(); 9699 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9700 args.doPreInstall(res.returnCode); 9701 synchronized (mInstallLock) { 9702 installPackageLI(args, res); 9703 } 9704 args.doPostInstall(res.returnCode, res.uid); 9705 } 9706 9707 // A restore should be performed at this point if (a) the install 9708 // succeeded, (b) the operation is not an update, and (c) the new 9709 // package has not opted out of backup participation. 9710 final boolean update = res.removedInfo.removedPackage != null; 9711 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9712 boolean doRestore = !update 9713 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9714 9715 // Set up the post-install work request bookkeeping. This will be used 9716 // and cleaned up by the post-install event handling regardless of whether 9717 // there's a restore pass performed. Token values are >= 1. 9718 int token; 9719 if (mNextInstallToken < 0) mNextInstallToken = 1; 9720 token = mNextInstallToken++; 9721 9722 PostInstallData data = new PostInstallData(args, res); 9723 mRunningInstalls.put(token, data); 9724 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9725 9726 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9727 // Pass responsibility to the Backup Manager. It will perform a 9728 // restore if appropriate, then pass responsibility back to the 9729 // Package Manager to run the post-install observer callbacks 9730 // and broadcasts. 9731 IBackupManager bm = IBackupManager.Stub.asInterface( 9732 ServiceManager.getService(Context.BACKUP_SERVICE)); 9733 if (bm != null) { 9734 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9735 + " to BM for possible restore"); 9736 try { 9737 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9738 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9739 } else { 9740 doRestore = false; 9741 } 9742 } catch (RemoteException e) { 9743 // can't happen; the backup manager is local 9744 } catch (Exception e) { 9745 Slog.e(TAG, "Exception trying to enqueue restore", e); 9746 doRestore = false; 9747 } 9748 } else { 9749 Slog.e(TAG, "Backup Manager not found!"); 9750 doRestore = false; 9751 } 9752 } 9753 9754 if (!doRestore) { 9755 // No restore possible, or the Backup Manager was mysteriously not 9756 // available -- just fire the post-install work request directly. 9757 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9758 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9759 mHandler.sendMessage(msg); 9760 } 9761 } 9762 }); 9763 } 9764 9765 private abstract class HandlerParams { 9766 private static final int MAX_RETRIES = 4; 9767 9768 /** 9769 * Number of times startCopy() has been attempted and had a non-fatal 9770 * error. 9771 */ 9772 private int mRetries = 0; 9773 9774 /** User handle for the user requesting the information or installation. */ 9775 private final UserHandle mUser; 9776 9777 HandlerParams(UserHandle user) { 9778 mUser = user; 9779 } 9780 9781 UserHandle getUser() { 9782 return mUser; 9783 } 9784 9785 final boolean startCopy() { 9786 boolean res; 9787 try { 9788 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9789 9790 if (++mRetries > MAX_RETRIES) { 9791 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9792 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9793 handleServiceError(); 9794 return false; 9795 } else { 9796 handleStartCopy(); 9797 res = true; 9798 } 9799 } catch (RemoteException e) { 9800 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9801 mHandler.sendEmptyMessage(MCS_RECONNECT); 9802 res = false; 9803 } 9804 handleReturnCode(); 9805 return res; 9806 } 9807 9808 final void serviceError() { 9809 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9810 handleServiceError(); 9811 handleReturnCode(); 9812 } 9813 9814 abstract void handleStartCopy() throws RemoteException; 9815 abstract void handleServiceError(); 9816 abstract void handleReturnCode(); 9817 } 9818 9819 class MeasureParams extends HandlerParams { 9820 private final PackageStats mStats; 9821 private boolean mSuccess; 9822 9823 private final IPackageStatsObserver mObserver; 9824 9825 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9826 super(new UserHandle(stats.userHandle)); 9827 mObserver = observer; 9828 mStats = stats; 9829 } 9830 9831 @Override 9832 public String toString() { 9833 return "MeasureParams{" 9834 + Integer.toHexString(System.identityHashCode(this)) 9835 + " " + mStats.packageName + "}"; 9836 } 9837 9838 @Override 9839 void handleStartCopy() throws RemoteException { 9840 synchronized (mInstallLock) { 9841 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9842 } 9843 9844 if (mSuccess) { 9845 final boolean mounted; 9846 if (Environment.isExternalStorageEmulated()) { 9847 mounted = true; 9848 } else { 9849 final String status = Environment.getExternalStorageState(); 9850 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9851 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9852 } 9853 9854 if (mounted) { 9855 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9856 9857 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9858 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9859 9860 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9861 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9862 9863 // Always subtract cache size, since it's a subdirectory 9864 mStats.externalDataSize -= mStats.externalCacheSize; 9865 9866 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9867 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9868 9869 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9870 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9871 } 9872 } 9873 } 9874 9875 @Override 9876 void handleReturnCode() { 9877 if (mObserver != null) { 9878 try { 9879 mObserver.onGetStatsCompleted(mStats, mSuccess); 9880 } catch (RemoteException e) { 9881 Slog.i(TAG, "Observer no longer exists."); 9882 } 9883 } 9884 } 9885 9886 @Override 9887 void handleServiceError() { 9888 Slog.e(TAG, "Could not measure application " + mStats.packageName 9889 + " external storage"); 9890 } 9891 } 9892 9893 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9894 throws RemoteException { 9895 long result = 0; 9896 for (File path : paths) { 9897 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9898 } 9899 return result; 9900 } 9901 9902 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9903 for (File path : paths) { 9904 try { 9905 mcs.clearDirectory(path.getAbsolutePath()); 9906 } catch (RemoteException e) { 9907 } 9908 } 9909 } 9910 9911 static class OriginInfo { 9912 /** 9913 * Location where install is coming from, before it has been 9914 * copied/renamed into place. This could be a single monolithic APK 9915 * file, or a cluster directory. This location may be untrusted. 9916 */ 9917 final File file; 9918 final String cid; 9919 9920 /** 9921 * Flag indicating that {@link #file} or {@link #cid} has already been 9922 * staged, meaning downstream users don't need to defensively copy the 9923 * contents. 9924 */ 9925 final boolean staged; 9926 9927 /** 9928 * Flag indicating that {@link #file} or {@link #cid} is an already 9929 * installed app that is being moved. 9930 */ 9931 final boolean existing; 9932 9933 final String resolvedPath; 9934 final File resolvedFile; 9935 9936 static OriginInfo fromNothing() { 9937 return new OriginInfo(null, null, false, false); 9938 } 9939 9940 static OriginInfo fromUntrustedFile(File file) { 9941 return new OriginInfo(file, null, false, false); 9942 } 9943 9944 static OriginInfo fromExistingFile(File file) { 9945 return new OriginInfo(file, null, false, true); 9946 } 9947 9948 static OriginInfo fromStagedFile(File file) { 9949 return new OriginInfo(file, null, true, false); 9950 } 9951 9952 static OriginInfo fromStagedContainer(String cid) { 9953 return new OriginInfo(null, cid, true, false); 9954 } 9955 9956 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9957 this.file = file; 9958 this.cid = cid; 9959 this.staged = staged; 9960 this.existing = existing; 9961 9962 if (cid != null) { 9963 resolvedPath = PackageHelper.getSdDir(cid); 9964 resolvedFile = new File(resolvedPath); 9965 } else if (file != null) { 9966 resolvedPath = file.getAbsolutePath(); 9967 resolvedFile = file; 9968 } else { 9969 resolvedPath = null; 9970 resolvedFile = null; 9971 } 9972 } 9973 } 9974 9975 class MoveInfo { 9976 final int moveId; 9977 final String fromUuid; 9978 final String toUuid; 9979 final String packageName; 9980 final String dataAppName; 9981 final int appId; 9982 final String seinfo; 9983 9984 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 9985 String dataAppName, int appId, String seinfo) { 9986 this.moveId = moveId; 9987 this.fromUuid = fromUuid; 9988 this.toUuid = toUuid; 9989 this.packageName = packageName; 9990 this.dataAppName = dataAppName; 9991 this.appId = appId; 9992 this.seinfo = seinfo; 9993 } 9994 } 9995 9996 class InstallParams extends HandlerParams { 9997 final OriginInfo origin; 9998 final MoveInfo move; 9999 final IPackageInstallObserver2 observer; 10000 int installFlags; 10001 final String installerPackageName; 10002 final String volumeUuid; 10003 final VerificationParams verificationParams; 10004 private InstallArgs mArgs; 10005 private int mRet; 10006 final String packageAbiOverride; 10007 10008 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10009 int installFlags, String installerPackageName, String volumeUuid, 10010 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10011 super(user); 10012 this.origin = origin; 10013 this.move = move; 10014 this.observer = observer; 10015 this.installFlags = installFlags; 10016 this.installerPackageName = installerPackageName; 10017 this.volumeUuid = volumeUuid; 10018 this.verificationParams = verificationParams; 10019 this.packageAbiOverride = packageAbiOverride; 10020 } 10021 10022 @Override 10023 public String toString() { 10024 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10025 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10026 } 10027 10028 public ManifestDigest getManifestDigest() { 10029 if (verificationParams == null) { 10030 return null; 10031 } 10032 return verificationParams.getManifestDigest(); 10033 } 10034 10035 private int installLocationPolicy(PackageInfoLite pkgLite) { 10036 String packageName = pkgLite.packageName; 10037 int installLocation = pkgLite.installLocation; 10038 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10039 // reader 10040 synchronized (mPackages) { 10041 PackageParser.Package pkg = mPackages.get(packageName); 10042 if (pkg != null) { 10043 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10044 // Check for downgrading. 10045 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10046 try { 10047 checkDowngrade(pkg, pkgLite); 10048 } catch (PackageManagerException e) { 10049 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10050 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10051 } 10052 } 10053 // Check for updated system application. 10054 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10055 if (onSd) { 10056 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10057 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10058 } 10059 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10060 } else { 10061 if (onSd) { 10062 // Install flag overrides everything. 10063 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10064 } 10065 // If current upgrade specifies particular preference 10066 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10067 // Application explicitly specified internal. 10068 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10069 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10070 // App explictly prefers external. Let policy decide 10071 } else { 10072 // Prefer previous location 10073 if (isExternal(pkg)) { 10074 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10075 } 10076 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10077 } 10078 } 10079 } else { 10080 // Invalid install. Return error code 10081 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10082 } 10083 } 10084 } 10085 // All the special cases have been taken care of. 10086 // Return result based on recommended install location. 10087 if (onSd) { 10088 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10089 } 10090 return pkgLite.recommendedInstallLocation; 10091 } 10092 10093 /* 10094 * Invoke remote method to get package information and install 10095 * location values. Override install location based on default 10096 * policy if needed and then create install arguments based 10097 * on the install location. 10098 */ 10099 public void handleStartCopy() throws RemoteException { 10100 int ret = PackageManager.INSTALL_SUCCEEDED; 10101 10102 // If we're already staged, we've firmly committed to an install location 10103 if (origin.staged) { 10104 if (origin.file != null) { 10105 installFlags |= PackageManager.INSTALL_INTERNAL; 10106 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10107 } else if (origin.cid != null) { 10108 installFlags |= PackageManager.INSTALL_EXTERNAL; 10109 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10110 } else { 10111 throw new IllegalStateException("Invalid stage location"); 10112 } 10113 } 10114 10115 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10116 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10117 10118 PackageInfoLite pkgLite = null; 10119 10120 if (onInt && onSd) { 10121 // Check if both bits are set. 10122 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10123 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10124 } else { 10125 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10126 packageAbiOverride); 10127 10128 /* 10129 * If we have too little free space, try to free cache 10130 * before giving up. 10131 */ 10132 if (!origin.staged && pkgLite.recommendedInstallLocation 10133 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10134 // TODO: focus freeing disk space on the target device 10135 final StorageManager storage = StorageManager.from(mContext); 10136 final long lowThreshold = storage.getStorageLowBytes( 10137 Environment.getDataDirectory()); 10138 10139 final long sizeBytes = mContainerService.calculateInstalledSize( 10140 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10141 10142 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10143 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10144 installFlags, packageAbiOverride); 10145 } 10146 10147 /* 10148 * The cache free must have deleted the file we 10149 * downloaded to install. 10150 * 10151 * TODO: fix the "freeCache" call to not delete 10152 * the file we care about. 10153 */ 10154 if (pkgLite.recommendedInstallLocation 10155 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10156 pkgLite.recommendedInstallLocation 10157 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10158 } 10159 } 10160 } 10161 10162 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10163 int loc = pkgLite.recommendedInstallLocation; 10164 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10165 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10166 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10167 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10168 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10169 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10170 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10171 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10172 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10173 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10174 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10175 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10176 } else { 10177 // Override with defaults if needed. 10178 loc = installLocationPolicy(pkgLite); 10179 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10180 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10181 } else if (!onSd && !onInt) { 10182 // Override install location with flags 10183 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10184 // Set the flag to install on external media. 10185 installFlags |= PackageManager.INSTALL_EXTERNAL; 10186 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10187 } else { 10188 // Make sure the flag for installing on external 10189 // media is unset 10190 installFlags |= PackageManager.INSTALL_INTERNAL; 10191 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10192 } 10193 } 10194 } 10195 } 10196 10197 final InstallArgs args = createInstallArgs(this); 10198 mArgs = args; 10199 10200 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10201 /* 10202 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10203 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10204 */ 10205 int userIdentifier = getUser().getIdentifier(); 10206 if (userIdentifier == UserHandle.USER_ALL 10207 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10208 userIdentifier = UserHandle.USER_OWNER; 10209 } 10210 10211 /* 10212 * Determine if we have any installed package verifiers. If we 10213 * do, then we'll defer to them to verify the packages. 10214 */ 10215 final int requiredUid = mRequiredVerifierPackage == null ? -1 10216 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10217 if (!origin.existing && requiredUid != -1 10218 && isVerificationEnabled(userIdentifier, installFlags)) { 10219 final Intent verification = new Intent( 10220 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10221 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10222 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10223 PACKAGE_MIME_TYPE); 10224 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10225 10226 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10227 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10228 0 /* TODO: Which userId? */); 10229 10230 if (DEBUG_VERIFY) { 10231 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10232 + verification.toString() + " with " + pkgLite.verifiers.length 10233 + " optional verifiers"); 10234 } 10235 10236 final int verificationId = mPendingVerificationToken++; 10237 10238 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10239 10240 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10241 installerPackageName); 10242 10243 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10244 installFlags); 10245 10246 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10247 pkgLite.packageName); 10248 10249 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10250 pkgLite.versionCode); 10251 10252 if (verificationParams != null) { 10253 if (verificationParams.getVerificationURI() != null) { 10254 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10255 verificationParams.getVerificationURI()); 10256 } 10257 if (verificationParams.getOriginatingURI() != null) { 10258 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10259 verificationParams.getOriginatingURI()); 10260 } 10261 if (verificationParams.getReferrer() != null) { 10262 verification.putExtra(Intent.EXTRA_REFERRER, 10263 verificationParams.getReferrer()); 10264 } 10265 if (verificationParams.getOriginatingUid() >= 0) { 10266 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10267 verificationParams.getOriginatingUid()); 10268 } 10269 if (verificationParams.getInstallerUid() >= 0) { 10270 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10271 verificationParams.getInstallerUid()); 10272 } 10273 } 10274 10275 final PackageVerificationState verificationState = new PackageVerificationState( 10276 requiredUid, args); 10277 10278 mPendingVerification.append(verificationId, verificationState); 10279 10280 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10281 receivers, verificationState); 10282 10283 /* 10284 * If any sufficient verifiers were listed in the package 10285 * manifest, attempt to ask them. 10286 */ 10287 if (sufficientVerifiers != null) { 10288 final int N = sufficientVerifiers.size(); 10289 if (N == 0) { 10290 Slog.i(TAG, "Additional verifiers required, but none installed."); 10291 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10292 } else { 10293 for (int i = 0; i < N; i++) { 10294 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10295 10296 final Intent sufficientIntent = new Intent(verification); 10297 sufficientIntent.setComponent(verifierComponent); 10298 10299 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10300 } 10301 } 10302 } 10303 10304 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10305 mRequiredVerifierPackage, receivers); 10306 if (ret == PackageManager.INSTALL_SUCCEEDED 10307 && mRequiredVerifierPackage != null) { 10308 /* 10309 * Send the intent to the required verification agent, 10310 * but only start the verification timeout after the 10311 * target BroadcastReceivers have run. 10312 */ 10313 verification.setComponent(requiredVerifierComponent); 10314 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10315 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10316 new BroadcastReceiver() { 10317 @Override 10318 public void onReceive(Context context, Intent intent) { 10319 final Message msg = mHandler 10320 .obtainMessage(CHECK_PENDING_VERIFICATION); 10321 msg.arg1 = verificationId; 10322 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10323 } 10324 }, null, 0, null, null); 10325 10326 /* 10327 * We don't want the copy to proceed until verification 10328 * succeeds, so null out this field. 10329 */ 10330 mArgs = null; 10331 } 10332 } else { 10333 /* 10334 * No package verification is enabled, so immediately start 10335 * the remote call to initiate copy using temporary file. 10336 */ 10337 ret = args.copyApk(mContainerService, true); 10338 } 10339 } 10340 10341 mRet = ret; 10342 } 10343 10344 @Override 10345 void handleReturnCode() { 10346 // If mArgs is null, then MCS couldn't be reached. When it 10347 // reconnects, it will try again to install. At that point, this 10348 // will succeed. 10349 if (mArgs != null) { 10350 processPendingInstall(mArgs, mRet); 10351 } 10352 } 10353 10354 @Override 10355 void handleServiceError() { 10356 mArgs = createInstallArgs(this); 10357 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10358 } 10359 10360 public boolean isForwardLocked() { 10361 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10362 } 10363 } 10364 10365 /** 10366 * Used during creation of InstallArgs 10367 * 10368 * @param installFlags package installation flags 10369 * @return true if should be installed on external storage 10370 */ 10371 private static boolean installOnExternalAsec(int installFlags) { 10372 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10373 return false; 10374 } 10375 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10376 return true; 10377 } 10378 return false; 10379 } 10380 10381 /** 10382 * Used during creation of InstallArgs 10383 * 10384 * @param installFlags package installation flags 10385 * @return true if should be installed as forward locked 10386 */ 10387 private static boolean installForwardLocked(int installFlags) { 10388 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10389 } 10390 10391 private InstallArgs createInstallArgs(InstallParams params) { 10392 if (params.move != null) { 10393 return new MoveInstallArgs(params); 10394 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10395 return new AsecInstallArgs(params); 10396 } else { 10397 return new FileInstallArgs(params); 10398 } 10399 } 10400 10401 /** 10402 * Create args that describe an existing installed package. Typically used 10403 * when cleaning up old installs, or used as a move source. 10404 */ 10405 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10406 String resourcePath, String[] instructionSets) { 10407 final boolean isInAsec; 10408 if (installOnExternalAsec(installFlags)) { 10409 /* Apps on SD card are always in ASEC containers. */ 10410 isInAsec = true; 10411 } else if (installForwardLocked(installFlags) 10412 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10413 /* 10414 * Forward-locked apps are only in ASEC containers if they're the 10415 * new style 10416 */ 10417 isInAsec = true; 10418 } else { 10419 isInAsec = false; 10420 } 10421 10422 if (isInAsec) { 10423 return new AsecInstallArgs(codePath, instructionSets, 10424 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10425 } else { 10426 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10427 } 10428 } 10429 10430 static abstract class InstallArgs { 10431 /** @see InstallParams#origin */ 10432 final OriginInfo origin; 10433 /** @see InstallParams#move */ 10434 final MoveInfo move; 10435 10436 final IPackageInstallObserver2 observer; 10437 // Always refers to PackageManager flags only 10438 final int installFlags; 10439 final String installerPackageName; 10440 final String volumeUuid; 10441 final ManifestDigest manifestDigest; 10442 final UserHandle user; 10443 final String abiOverride; 10444 10445 // The list of instruction sets supported by this app. This is currently 10446 // only used during the rmdex() phase to clean up resources. We can get rid of this 10447 // if we move dex files under the common app path. 10448 /* nullable */ String[] instructionSets; 10449 10450 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10451 int installFlags, String installerPackageName, String volumeUuid, 10452 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10453 String abiOverride) { 10454 this.origin = origin; 10455 this.move = move; 10456 this.installFlags = installFlags; 10457 this.observer = observer; 10458 this.installerPackageName = installerPackageName; 10459 this.volumeUuid = volumeUuid; 10460 this.manifestDigest = manifestDigest; 10461 this.user = user; 10462 this.instructionSets = instructionSets; 10463 this.abiOverride = abiOverride; 10464 } 10465 10466 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10467 abstract int doPreInstall(int status); 10468 10469 /** 10470 * Rename package into final resting place. All paths on the given 10471 * scanned package should be updated to reflect the rename. 10472 */ 10473 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10474 abstract int doPostInstall(int status, int uid); 10475 10476 /** @see PackageSettingBase#codePathString */ 10477 abstract String getCodePath(); 10478 /** @see PackageSettingBase#resourcePathString */ 10479 abstract String getResourcePath(); 10480 10481 // Need installer lock especially for dex file removal. 10482 abstract void cleanUpResourcesLI(); 10483 abstract boolean doPostDeleteLI(boolean delete); 10484 10485 /** 10486 * Called before the source arguments are copied. This is used mostly 10487 * for MoveParams when it needs to read the source file to put it in the 10488 * destination. 10489 */ 10490 int doPreCopy() { 10491 return PackageManager.INSTALL_SUCCEEDED; 10492 } 10493 10494 /** 10495 * Called after the source arguments are copied. This is used mostly for 10496 * MoveParams when it needs to read the source file to put it in the 10497 * destination. 10498 * 10499 * @return 10500 */ 10501 int doPostCopy(int uid) { 10502 return PackageManager.INSTALL_SUCCEEDED; 10503 } 10504 10505 protected boolean isFwdLocked() { 10506 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10507 } 10508 10509 protected boolean isExternalAsec() { 10510 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10511 } 10512 10513 UserHandle getUser() { 10514 return user; 10515 } 10516 } 10517 10518 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10519 if (!allCodePaths.isEmpty()) { 10520 if (instructionSets == null) { 10521 throw new IllegalStateException("instructionSet == null"); 10522 } 10523 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10524 for (String codePath : allCodePaths) { 10525 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10526 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10527 if (retCode < 0) { 10528 Slog.w(TAG, "Couldn't remove dex file for package: " 10529 + " at location " + codePath + ", retcode=" + retCode); 10530 // we don't consider this to be a failure of the core package deletion 10531 } 10532 } 10533 } 10534 } 10535 } 10536 10537 /** 10538 * Logic to handle installation of non-ASEC applications, including copying 10539 * and renaming logic. 10540 */ 10541 class FileInstallArgs extends InstallArgs { 10542 private File codeFile; 10543 private File resourceFile; 10544 10545 // Example topology: 10546 // /data/app/com.example/base.apk 10547 // /data/app/com.example/split_foo.apk 10548 // /data/app/com.example/lib/arm/libfoo.so 10549 // /data/app/com.example/lib/arm64/libfoo.so 10550 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10551 10552 /** New install */ 10553 FileInstallArgs(InstallParams params) { 10554 super(params.origin, params.move, params.observer, params.installFlags, 10555 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10556 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10557 if (isFwdLocked()) { 10558 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10559 } 10560 } 10561 10562 /** Existing install */ 10563 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10564 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10565 null); 10566 this.codeFile = (codePath != null) ? new File(codePath) : null; 10567 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10568 } 10569 10570 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10571 if (origin.staged) { 10572 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10573 codeFile = origin.file; 10574 resourceFile = origin.file; 10575 return PackageManager.INSTALL_SUCCEEDED; 10576 } 10577 10578 try { 10579 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10580 codeFile = tempDir; 10581 resourceFile = tempDir; 10582 } catch (IOException e) { 10583 Slog.w(TAG, "Failed to create copy file: " + e); 10584 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10585 } 10586 10587 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10588 @Override 10589 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10590 if (!FileUtils.isValidExtFilename(name)) { 10591 throw new IllegalArgumentException("Invalid filename: " + name); 10592 } 10593 try { 10594 final File file = new File(codeFile, name); 10595 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10596 O_RDWR | O_CREAT, 0644); 10597 Os.chmod(file.getAbsolutePath(), 0644); 10598 return new ParcelFileDescriptor(fd); 10599 } catch (ErrnoException e) { 10600 throw new RemoteException("Failed to open: " + e.getMessage()); 10601 } 10602 } 10603 }; 10604 10605 int ret = PackageManager.INSTALL_SUCCEEDED; 10606 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10607 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10608 Slog.e(TAG, "Failed to copy package"); 10609 return ret; 10610 } 10611 10612 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10613 NativeLibraryHelper.Handle handle = null; 10614 try { 10615 handle = NativeLibraryHelper.Handle.create(codeFile); 10616 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10617 abiOverride); 10618 } catch (IOException e) { 10619 Slog.e(TAG, "Copying native libraries failed", e); 10620 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10621 } finally { 10622 IoUtils.closeQuietly(handle); 10623 } 10624 10625 return ret; 10626 } 10627 10628 int doPreInstall(int status) { 10629 if (status != PackageManager.INSTALL_SUCCEEDED) { 10630 cleanUp(); 10631 } 10632 return status; 10633 } 10634 10635 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10636 if (status != PackageManager.INSTALL_SUCCEEDED) { 10637 cleanUp(); 10638 return false; 10639 } 10640 10641 final File targetDir = codeFile.getParentFile(); 10642 final File beforeCodeFile = codeFile; 10643 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10644 10645 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10646 try { 10647 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10648 } catch (ErrnoException e) { 10649 Slog.w(TAG, "Failed to rename", e); 10650 return false; 10651 } 10652 10653 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10654 Slog.w(TAG, "Failed to restorecon"); 10655 return false; 10656 } 10657 10658 // Reflect the rename internally 10659 codeFile = afterCodeFile; 10660 resourceFile = afterCodeFile; 10661 10662 // Reflect the rename in scanned details 10663 pkg.codePath = afterCodeFile.getAbsolutePath(); 10664 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10665 pkg.baseCodePath); 10666 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10667 pkg.splitCodePaths); 10668 10669 // Reflect the rename in app info 10670 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10671 pkg.applicationInfo.setCodePath(pkg.codePath); 10672 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10673 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10674 pkg.applicationInfo.setResourcePath(pkg.codePath); 10675 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10676 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10677 10678 return true; 10679 } 10680 10681 int doPostInstall(int status, int uid) { 10682 if (status != PackageManager.INSTALL_SUCCEEDED) { 10683 cleanUp(); 10684 } 10685 return status; 10686 } 10687 10688 @Override 10689 String getCodePath() { 10690 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10691 } 10692 10693 @Override 10694 String getResourcePath() { 10695 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10696 } 10697 10698 private boolean cleanUp() { 10699 if (codeFile == null || !codeFile.exists()) { 10700 return false; 10701 } 10702 10703 if (codeFile.isDirectory()) { 10704 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10705 } else { 10706 codeFile.delete(); 10707 } 10708 10709 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10710 resourceFile.delete(); 10711 } 10712 10713 return true; 10714 } 10715 10716 void cleanUpResourcesLI() { 10717 // Try enumerating all code paths before deleting 10718 List<String> allCodePaths = Collections.EMPTY_LIST; 10719 if (codeFile != null && codeFile.exists()) { 10720 try { 10721 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10722 allCodePaths = pkg.getAllCodePaths(); 10723 } catch (PackageParserException e) { 10724 // Ignored; we tried our best 10725 } 10726 } 10727 10728 cleanUp(); 10729 removeDexFiles(allCodePaths, instructionSets); 10730 } 10731 10732 boolean doPostDeleteLI(boolean delete) { 10733 // XXX err, shouldn't we respect the delete flag? 10734 cleanUpResourcesLI(); 10735 return true; 10736 } 10737 } 10738 10739 private boolean isAsecExternal(String cid) { 10740 final String asecPath = PackageHelper.getSdFilesystem(cid); 10741 return !asecPath.startsWith(mAsecInternalPath); 10742 } 10743 10744 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10745 PackageManagerException { 10746 if (copyRet < 0) { 10747 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10748 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10749 throw new PackageManagerException(copyRet, message); 10750 } 10751 } 10752 } 10753 10754 /** 10755 * Extract the MountService "container ID" from the full code path of an 10756 * .apk. 10757 */ 10758 static String cidFromCodePath(String fullCodePath) { 10759 int eidx = fullCodePath.lastIndexOf("/"); 10760 String subStr1 = fullCodePath.substring(0, eidx); 10761 int sidx = subStr1.lastIndexOf("/"); 10762 return subStr1.substring(sidx+1, eidx); 10763 } 10764 10765 /** 10766 * Logic to handle installation of ASEC applications, including copying and 10767 * renaming logic. 10768 */ 10769 class AsecInstallArgs extends InstallArgs { 10770 static final String RES_FILE_NAME = "pkg.apk"; 10771 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10772 10773 String cid; 10774 String packagePath; 10775 String resourcePath; 10776 10777 /** New install */ 10778 AsecInstallArgs(InstallParams params) { 10779 super(params.origin, params.move, params.observer, params.installFlags, 10780 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10781 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10782 } 10783 10784 /** Existing install */ 10785 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10786 boolean isExternal, boolean isForwardLocked) { 10787 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10788 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10789 instructionSets, null); 10790 // Hackily pretend we're still looking at a full code path 10791 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10792 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10793 } 10794 10795 // Extract cid from fullCodePath 10796 int eidx = fullCodePath.lastIndexOf("/"); 10797 String subStr1 = fullCodePath.substring(0, eidx); 10798 int sidx = subStr1.lastIndexOf("/"); 10799 cid = subStr1.substring(sidx+1, eidx); 10800 setMountPath(subStr1); 10801 } 10802 10803 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10804 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10805 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10806 instructionSets, null); 10807 this.cid = cid; 10808 setMountPath(PackageHelper.getSdDir(cid)); 10809 } 10810 10811 void createCopyFile() { 10812 cid = mInstallerService.allocateExternalStageCidLegacy(); 10813 } 10814 10815 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10816 if (origin.staged) { 10817 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10818 cid = origin.cid; 10819 setMountPath(PackageHelper.getSdDir(cid)); 10820 return PackageManager.INSTALL_SUCCEEDED; 10821 } 10822 10823 if (temp) { 10824 createCopyFile(); 10825 } else { 10826 /* 10827 * Pre-emptively destroy the container since it's destroyed if 10828 * copying fails due to it existing anyway. 10829 */ 10830 PackageHelper.destroySdDir(cid); 10831 } 10832 10833 final String newMountPath = imcs.copyPackageToContainer( 10834 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10835 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10836 10837 if (newMountPath != null) { 10838 setMountPath(newMountPath); 10839 return PackageManager.INSTALL_SUCCEEDED; 10840 } else { 10841 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10842 } 10843 } 10844 10845 @Override 10846 String getCodePath() { 10847 return packagePath; 10848 } 10849 10850 @Override 10851 String getResourcePath() { 10852 return resourcePath; 10853 } 10854 10855 int doPreInstall(int status) { 10856 if (status != PackageManager.INSTALL_SUCCEEDED) { 10857 // Destroy container 10858 PackageHelper.destroySdDir(cid); 10859 } else { 10860 boolean mounted = PackageHelper.isContainerMounted(cid); 10861 if (!mounted) { 10862 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10863 Process.SYSTEM_UID); 10864 if (newMountPath != null) { 10865 setMountPath(newMountPath); 10866 } else { 10867 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10868 } 10869 } 10870 } 10871 return status; 10872 } 10873 10874 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10875 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10876 String newMountPath = null; 10877 if (PackageHelper.isContainerMounted(cid)) { 10878 // Unmount the container 10879 if (!PackageHelper.unMountSdDir(cid)) { 10880 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10881 return false; 10882 } 10883 } 10884 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10885 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10886 " which might be stale. Will try to clean up."); 10887 // Clean up the stale container and proceed to recreate. 10888 if (!PackageHelper.destroySdDir(newCacheId)) { 10889 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10890 return false; 10891 } 10892 // Successfully cleaned up stale container. Try to rename again. 10893 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10894 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10895 + " inspite of cleaning it up."); 10896 return false; 10897 } 10898 } 10899 if (!PackageHelper.isContainerMounted(newCacheId)) { 10900 Slog.w(TAG, "Mounting container " + newCacheId); 10901 newMountPath = PackageHelper.mountSdDir(newCacheId, 10902 getEncryptKey(), Process.SYSTEM_UID); 10903 } else { 10904 newMountPath = PackageHelper.getSdDir(newCacheId); 10905 } 10906 if (newMountPath == null) { 10907 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10908 return false; 10909 } 10910 Log.i(TAG, "Succesfully renamed " + cid + 10911 " to " + newCacheId + 10912 " at new path: " + newMountPath); 10913 cid = newCacheId; 10914 10915 final File beforeCodeFile = new File(packagePath); 10916 setMountPath(newMountPath); 10917 final File afterCodeFile = new File(packagePath); 10918 10919 // Reflect the rename in scanned details 10920 pkg.codePath = afterCodeFile.getAbsolutePath(); 10921 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10922 pkg.baseCodePath); 10923 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10924 pkg.splitCodePaths); 10925 10926 // Reflect the rename in app info 10927 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10928 pkg.applicationInfo.setCodePath(pkg.codePath); 10929 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10930 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10931 pkg.applicationInfo.setResourcePath(pkg.codePath); 10932 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10933 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10934 10935 return true; 10936 } 10937 10938 private void setMountPath(String mountPath) { 10939 final File mountFile = new File(mountPath); 10940 10941 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10942 if (monolithicFile.exists()) { 10943 packagePath = monolithicFile.getAbsolutePath(); 10944 if (isFwdLocked()) { 10945 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10946 } else { 10947 resourcePath = packagePath; 10948 } 10949 } else { 10950 packagePath = mountFile.getAbsolutePath(); 10951 resourcePath = packagePath; 10952 } 10953 } 10954 10955 int doPostInstall(int status, int uid) { 10956 if (status != PackageManager.INSTALL_SUCCEEDED) { 10957 cleanUp(); 10958 } else { 10959 final int groupOwner; 10960 final String protectedFile; 10961 if (isFwdLocked()) { 10962 groupOwner = UserHandle.getSharedAppGid(uid); 10963 protectedFile = RES_FILE_NAME; 10964 } else { 10965 groupOwner = -1; 10966 protectedFile = null; 10967 } 10968 10969 if (uid < Process.FIRST_APPLICATION_UID 10970 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10971 Slog.e(TAG, "Failed to finalize " + cid); 10972 PackageHelper.destroySdDir(cid); 10973 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10974 } 10975 10976 boolean mounted = PackageHelper.isContainerMounted(cid); 10977 if (!mounted) { 10978 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10979 } 10980 } 10981 return status; 10982 } 10983 10984 private void cleanUp() { 10985 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10986 10987 // Destroy secure container 10988 PackageHelper.destroySdDir(cid); 10989 } 10990 10991 private List<String> getAllCodePaths() { 10992 final File codeFile = new File(getCodePath()); 10993 if (codeFile != null && codeFile.exists()) { 10994 try { 10995 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10996 return pkg.getAllCodePaths(); 10997 } catch (PackageParserException e) { 10998 // Ignored; we tried our best 10999 } 11000 } 11001 return Collections.EMPTY_LIST; 11002 } 11003 11004 void cleanUpResourcesLI() { 11005 // Enumerate all code paths before deleting 11006 cleanUpResourcesLI(getAllCodePaths()); 11007 } 11008 11009 private void cleanUpResourcesLI(List<String> allCodePaths) { 11010 cleanUp(); 11011 removeDexFiles(allCodePaths, instructionSets); 11012 } 11013 11014 String getPackageName() { 11015 return getAsecPackageName(cid); 11016 } 11017 11018 boolean doPostDeleteLI(boolean delete) { 11019 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11020 final List<String> allCodePaths = getAllCodePaths(); 11021 boolean mounted = PackageHelper.isContainerMounted(cid); 11022 if (mounted) { 11023 // Unmount first 11024 if (PackageHelper.unMountSdDir(cid)) { 11025 mounted = false; 11026 } 11027 } 11028 if (!mounted && delete) { 11029 cleanUpResourcesLI(allCodePaths); 11030 } 11031 return !mounted; 11032 } 11033 11034 @Override 11035 int doPreCopy() { 11036 if (isFwdLocked()) { 11037 if (!PackageHelper.fixSdPermissions(cid, 11038 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11039 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11040 } 11041 } 11042 11043 return PackageManager.INSTALL_SUCCEEDED; 11044 } 11045 11046 @Override 11047 int doPostCopy(int uid) { 11048 if (isFwdLocked()) { 11049 if (uid < Process.FIRST_APPLICATION_UID 11050 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11051 RES_FILE_NAME)) { 11052 Slog.e(TAG, "Failed to finalize " + cid); 11053 PackageHelper.destroySdDir(cid); 11054 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11055 } 11056 } 11057 11058 return PackageManager.INSTALL_SUCCEEDED; 11059 } 11060 } 11061 11062 /** 11063 * Logic to handle movement of existing installed applications. 11064 */ 11065 class MoveInstallArgs extends InstallArgs { 11066 private File codeFile; 11067 private File resourceFile; 11068 11069 /** New install */ 11070 MoveInstallArgs(InstallParams params) { 11071 super(params.origin, params.move, params.observer, params.installFlags, 11072 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11073 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11074 } 11075 11076 int copyApk(IMediaContainerService imcs, boolean temp) { 11077 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11078 + move.fromUuid + " to " + move.toUuid); 11079 synchronized (mInstaller) { 11080 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11081 move.dataAppName, move.appId, move.seinfo) != 0) { 11082 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11083 } 11084 } 11085 11086 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11087 resourceFile = codeFile; 11088 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11089 11090 return PackageManager.INSTALL_SUCCEEDED; 11091 } 11092 11093 int doPreInstall(int status) { 11094 if (status != PackageManager.INSTALL_SUCCEEDED) { 11095 cleanUp(); 11096 } 11097 return status; 11098 } 11099 11100 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11101 if (status != PackageManager.INSTALL_SUCCEEDED) { 11102 cleanUp(); 11103 return false; 11104 } 11105 11106 // Reflect the move in app info 11107 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11108 pkg.applicationInfo.setCodePath(pkg.codePath); 11109 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11110 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11111 pkg.applicationInfo.setResourcePath(pkg.codePath); 11112 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11113 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11114 11115 return true; 11116 } 11117 11118 int doPostInstall(int status, int uid) { 11119 if (status != PackageManager.INSTALL_SUCCEEDED) { 11120 cleanUp(); 11121 } 11122 return status; 11123 } 11124 11125 @Override 11126 String getCodePath() { 11127 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11128 } 11129 11130 @Override 11131 String getResourcePath() { 11132 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11133 } 11134 11135 private boolean cleanUp() { 11136 if (codeFile == null || !codeFile.exists()) { 11137 return false; 11138 } 11139 11140 if (codeFile.isDirectory()) { 11141 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11142 } else { 11143 codeFile.delete(); 11144 } 11145 11146 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11147 resourceFile.delete(); 11148 } 11149 11150 return true; 11151 } 11152 11153 void cleanUpResourcesLI() { 11154 cleanUp(); 11155 } 11156 11157 boolean doPostDeleteLI(boolean delete) { 11158 // XXX err, shouldn't we respect the delete flag? 11159 cleanUpResourcesLI(); 11160 return true; 11161 } 11162 } 11163 11164 static String getAsecPackageName(String packageCid) { 11165 int idx = packageCid.lastIndexOf("-"); 11166 if (idx == -1) { 11167 return packageCid; 11168 } 11169 return packageCid.substring(0, idx); 11170 } 11171 11172 // Utility method used to create code paths based on package name and available index. 11173 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11174 String idxStr = ""; 11175 int idx = 1; 11176 // Fall back to default value of idx=1 if prefix is not 11177 // part of oldCodePath 11178 if (oldCodePath != null) { 11179 String subStr = oldCodePath; 11180 // Drop the suffix right away 11181 if (suffix != null && subStr.endsWith(suffix)) { 11182 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11183 } 11184 // If oldCodePath already contains prefix find out the 11185 // ending index to either increment or decrement. 11186 int sidx = subStr.lastIndexOf(prefix); 11187 if (sidx != -1) { 11188 subStr = subStr.substring(sidx + prefix.length()); 11189 if (subStr != null) { 11190 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11191 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11192 } 11193 try { 11194 idx = Integer.parseInt(subStr); 11195 if (idx <= 1) { 11196 idx++; 11197 } else { 11198 idx--; 11199 } 11200 } catch(NumberFormatException e) { 11201 } 11202 } 11203 } 11204 } 11205 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11206 return prefix + idxStr; 11207 } 11208 11209 private File getNextCodePath(File targetDir, String packageName) { 11210 int suffix = 1; 11211 File result; 11212 do { 11213 result = new File(targetDir, packageName + "-" + suffix); 11214 suffix++; 11215 } while (result.exists()); 11216 return result; 11217 } 11218 11219 // Utility method that returns the relative package path with respect 11220 // to the installation directory. Like say for /data/data/com.test-1.apk 11221 // string com.test-1 is returned. 11222 static String deriveCodePathName(String codePath) { 11223 if (codePath == null) { 11224 return null; 11225 } 11226 final File codeFile = new File(codePath); 11227 final String name = codeFile.getName(); 11228 if (codeFile.isDirectory()) { 11229 return name; 11230 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11231 final int lastDot = name.lastIndexOf('.'); 11232 return name.substring(0, lastDot); 11233 } else { 11234 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11235 return null; 11236 } 11237 } 11238 11239 class PackageInstalledInfo { 11240 String name; 11241 int uid; 11242 // The set of users that originally had this package installed. 11243 int[] origUsers; 11244 // The set of users that now have this package installed. 11245 int[] newUsers; 11246 PackageParser.Package pkg; 11247 int returnCode; 11248 String returnMsg; 11249 PackageRemovedInfo removedInfo; 11250 11251 public void setError(int code, String msg) { 11252 returnCode = code; 11253 returnMsg = msg; 11254 Slog.w(TAG, msg); 11255 } 11256 11257 public void setError(String msg, PackageParserException e) { 11258 returnCode = e.error; 11259 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11260 Slog.w(TAG, msg, e); 11261 } 11262 11263 public void setError(String msg, PackageManagerException e) { 11264 returnCode = e.error; 11265 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11266 Slog.w(TAG, msg, e); 11267 } 11268 11269 // In some error cases we want to convey more info back to the observer 11270 String origPackage; 11271 String origPermission; 11272 } 11273 11274 /* 11275 * Install a non-existing package. 11276 */ 11277 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11278 UserHandle user, String installerPackageName, String volumeUuid, 11279 PackageInstalledInfo res) { 11280 // Remember this for later, in case we need to rollback this install 11281 String pkgName = pkg.packageName; 11282 11283 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11284 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11285 UserHandle.USER_OWNER).exists(); 11286 synchronized(mPackages) { 11287 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11288 // A package with the same name is already installed, though 11289 // it has been renamed to an older name. The package we 11290 // are trying to install should be installed as an update to 11291 // the existing one, but that has not been requested, so bail. 11292 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11293 + " without first uninstalling package running as " 11294 + mSettings.mRenamedPackages.get(pkgName)); 11295 return; 11296 } 11297 if (mPackages.containsKey(pkgName)) { 11298 // Don't allow installation over an existing package with the same name. 11299 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11300 + " without first uninstalling."); 11301 return; 11302 } 11303 } 11304 11305 try { 11306 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11307 System.currentTimeMillis(), user); 11308 11309 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11310 // delete the partially installed application. the data directory will have to be 11311 // restored if it was already existing 11312 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11313 // remove package from internal structures. Note that we want deletePackageX to 11314 // delete the package data and cache directories that it created in 11315 // scanPackageLocked, unless those directories existed before we even tried to 11316 // install. 11317 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11318 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11319 res.removedInfo, true); 11320 } 11321 11322 } catch (PackageManagerException e) { 11323 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11324 } 11325 } 11326 11327 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11328 // Can't rotate keys during boot or if sharedUser. 11329 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11330 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11331 return false; 11332 } 11333 // app is using upgradeKeySets; make sure all are valid 11334 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11335 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11336 for (int i = 0; i < upgradeKeySets.length; i++) { 11337 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11338 Slog.wtf(TAG, "Package " 11339 + (oldPs.name != null ? oldPs.name : "<null>") 11340 + " contains upgrade-key-set reference to unknown key-set: " 11341 + upgradeKeySets[i] 11342 + " reverting to signatures check."); 11343 return false; 11344 } 11345 } 11346 return true; 11347 } 11348 11349 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11350 // Upgrade keysets are being used. Determine if new package has a superset of the 11351 // required keys. 11352 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11353 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11354 for (int i = 0; i < upgradeKeySets.length; i++) { 11355 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11356 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11357 return true; 11358 } 11359 } 11360 return false; 11361 } 11362 11363 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11364 UserHandle user, String installerPackageName, String volumeUuid, 11365 PackageInstalledInfo res) { 11366 final PackageParser.Package oldPackage; 11367 final String pkgName = pkg.packageName; 11368 final int[] allUsers; 11369 final boolean[] perUserInstalled; 11370 final boolean weFroze; 11371 11372 // First find the old package info and check signatures 11373 synchronized(mPackages) { 11374 oldPackage = mPackages.get(pkgName); 11375 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11376 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11377 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11378 if(!checkUpgradeKeySetLP(ps, pkg)) { 11379 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11380 "New package not signed by keys specified by upgrade-keysets: " 11381 + pkgName); 11382 return; 11383 } 11384 } else { 11385 // default to original signature matching 11386 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11387 != PackageManager.SIGNATURE_MATCH) { 11388 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11389 "New package has a different signature: " + pkgName); 11390 return; 11391 } 11392 } 11393 11394 // In case of rollback, remember per-user/profile install state 11395 allUsers = sUserManager.getUserIds(); 11396 perUserInstalled = new boolean[allUsers.length]; 11397 for (int i = 0; i < allUsers.length; i++) { 11398 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11399 } 11400 11401 // Mark the app as frozen to prevent launching during the upgrade 11402 // process, and then kill all running instances 11403 if (!ps.frozen) { 11404 ps.frozen = true; 11405 weFroze = true; 11406 } else { 11407 weFroze = false; 11408 } 11409 } 11410 11411 // Now that we're guarded by frozen state, kill app during upgrade 11412 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11413 11414 try { 11415 boolean sysPkg = (isSystemApp(oldPackage)); 11416 if (sysPkg) { 11417 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11418 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11419 } else { 11420 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11421 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11422 } 11423 } finally { 11424 // Regardless of success or failure of upgrade steps above, always 11425 // unfreeze the package if we froze it 11426 if (weFroze) { 11427 unfreezePackage(pkgName); 11428 } 11429 } 11430 } 11431 11432 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11433 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11434 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11435 String volumeUuid, PackageInstalledInfo res) { 11436 String pkgName = deletedPackage.packageName; 11437 boolean deletedPkg = true; 11438 boolean updatedSettings = false; 11439 11440 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11441 + deletedPackage); 11442 long origUpdateTime; 11443 if (pkg.mExtras != null) { 11444 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11445 } else { 11446 origUpdateTime = 0; 11447 } 11448 11449 // First delete the existing package while retaining the data directory 11450 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11451 res.removedInfo, true)) { 11452 // If the existing package wasn't successfully deleted 11453 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11454 deletedPkg = false; 11455 } else { 11456 // Successfully deleted the old package; proceed with replace. 11457 11458 // If deleted package lived in a container, give users a chance to 11459 // relinquish resources before killing. 11460 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11461 if (DEBUG_INSTALL) { 11462 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11463 } 11464 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11465 final ArrayList<String> pkgList = new ArrayList<String>(1); 11466 pkgList.add(deletedPackage.applicationInfo.packageName); 11467 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11468 } 11469 11470 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11471 try { 11472 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11473 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11474 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11475 perUserInstalled, res, user); 11476 updatedSettings = true; 11477 } catch (PackageManagerException e) { 11478 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11479 } 11480 } 11481 11482 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11483 // remove package from internal structures. Note that we want deletePackageX to 11484 // delete the package data and cache directories that it created in 11485 // scanPackageLocked, unless those directories existed before we even tried to 11486 // install. 11487 if(updatedSettings) { 11488 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11489 deletePackageLI( 11490 pkgName, null, true, allUsers, perUserInstalled, 11491 PackageManager.DELETE_KEEP_DATA, 11492 res.removedInfo, true); 11493 } 11494 // Since we failed to install the new package we need to restore the old 11495 // package that we deleted. 11496 if (deletedPkg) { 11497 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11498 File restoreFile = new File(deletedPackage.codePath); 11499 // Parse old package 11500 boolean oldExternal = isExternal(deletedPackage); 11501 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11502 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11503 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11504 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11505 try { 11506 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11507 } catch (PackageManagerException e) { 11508 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11509 + e.getMessage()); 11510 return; 11511 } 11512 // Restore of old package succeeded. Update permissions. 11513 // writer 11514 synchronized (mPackages) { 11515 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11516 UPDATE_PERMISSIONS_ALL); 11517 // can downgrade to reader 11518 mSettings.writeLPr(); 11519 } 11520 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11521 } 11522 } 11523 } 11524 11525 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11526 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11527 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11528 String volumeUuid, PackageInstalledInfo res) { 11529 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11530 + ", old=" + deletedPackage); 11531 boolean disabledSystem = false; 11532 boolean updatedSettings = false; 11533 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11534 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11535 != 0) { 11536 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11537 } 11538 String packageName = deletedPackage.packageName; 11539 if (packageName == null) { 11540 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11541 "Attempt to delete null packageName."); 11542 return; 11543 } 11544 PackageParser.Package oldPkg; 11545 PackageSetting oldPkgSetting; 11546 // reader 11547 synchronized (mPackages) { 11548 oldPkg = mPackages.get(packageName); 11549 oldPkgSetting = mSettings.mPackages.get(packageName); 11550 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11551 (oldPkgSetting == null)) { 11552 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11553 "Couldn't find package:" + packageName + " information"); 11554 return; 11555 } 11556 } 11557 11558 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11559 res.removedInfo.removedPackage = packageName; 11560 // Remove existing system package 11561 removePackageLI(oldPkgSetting, true); 11562 // writer 11563 synchronized (mPackages) { 11564 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11565 if (!disabledSystem && deletedPackage != null) { 11566 // We didn't need to disable the .apk as a current system package, 11567 // which means we are replacing another update that is already 11568 // installed. We need to make sure to delete the older one's .apk. 11569 res.removedInfo.args = createInstallArgsForExisting(0, 11570 deletedPackage.applicationInfo.getCodePath(), 11571 deletedPackage.applicationInfo.getResourcePath(), 11572 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11573 } else { 11574 res.removedInfo.args = null; 11575 } 11576 } 11577 11578 // Successfully disabled the old package. Now proceed with re-installation 11579 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11580 11581 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11582 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11583 11584 PackageParser.Package newPackage = null; 11585 try { 11586 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11587 if (newPackage.mExtras != null) { 11588 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11589 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11590 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11591 11592 // is the update attempting to change shared user? that isn't going to work... 11593 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11594 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11595 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11596 + " to " + newPkgSetting.sharedUser); 11597 updatedSettings = true; 11598 } 11599 } 11600 11601 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11602 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11603 perUserInstalled, res, user); 11604 updatedSettings = true; 11605 } 11606 11607 } catch (PackageManagerException e) { 11608 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11609 } 11610 11611 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11612 // Re installation failed. Restore old information 11613 // Remove new pkg information 11614 if (newPackage != null) { 11615 removeInstalledPackageLI(newPackage, true); 11616 } 11617 // Add back the old system package 11618 try { 11619 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11620 } catch (PackageManagerException e) { 11621 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11622 } 11623 // Restore the old system information in Settings 11624 synchronized (mPackages) { 11625 if (disabledSystem) { 11626 mSettings.enableSystemPackageLPw(packageName); 11627 } 11628 if (updatedSettings) { 11629 mSettings.setInstallerPackageName(packageName, 11630 oldPkgSetting.installerPackageName); 11631 } 11632 mSettings.writeLPr(); 11633 } 11634 } 11635 } 11636 11637 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11638 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11639 UserHandle user) { 11640 String pkgName = newPackage.packageName; 11641 synchronized (mPackages) { 11642 //write settings. the installStatus will be incomplete at this stage. 11643 //note that the new package setting would have already been 11644 //added to mPackages. It hasn't been persisted yet. 11645 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11646 mSettings.writeLPr(); 11647 } 11648 11649 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11650 11651 synchronized (mPackages) { 11652 updatePermissionsLPw(newPackage.packageName, newPackage, 11653 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11654 ? UPDATE_PERMISSIONS_ALL : 0)); 11655 // For system-bundled packages, we assume that installing an upgraded version 11656 // of the package implies that the user actually wants to run that new code, 11657 // so we enable the package. 11658 PackageSetting ps = mSettings.mPackages.get(pkgName); 11659 if (ps != null) { 11660 if (isSystemApp(newPackage)) { 11661 // NB: implicit assumption that system package upgrades apply to all users 11662 if (DEBUG_INSTALL) { 11663 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11664 } 11665 if (res.origUsers != null) { 11666 for (int userHandle : res.origUsers) { 11667 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11668 userHandle, installerPackageName); 11669 } 11670 } 11671 // Also convey the prior install/uninstall state 11672 if (allUsers != null && perUserInstalled != null) { 11673 for (int i = 0; i < allUsers.length; i++) { 11674 if (DEBUG_INSTALL) { 11675 Slog.d(TAG, " user " + allUsers[i] 11676 + " => " + perUserInstalled[i]); 11677 } 11678 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11679 } 11680 // these install state changes will be persisted in the 11681 // upcoming call to mSettings.writeLPr(). 11682 } 11683 } 11684 // It's implied that when a user requests installation, they want the app to be 11685 // installed and enabled. 11686 int userId = user.getIdentifier(); 11687 if (userId != UserHandle.USER_ALL) { 11688 ps.setInstalled(true, userId); 11689 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11690 } 11691 } 11692 res.name = pkgName; 11693 res.uid = newPackage.applicationInfo.uid; 11694 res.pkg = newPackage; 11695 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11696 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11697 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11698 //to update install status 11699 mSettings.writeLPr(); 11700 } 11701 } 11702 11703 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11704 final int installFlags = args.installFlags; 11705 final String installerPackageName = args.installerPackageName; 11706 final String volumeUuid = args.volumeUuid; 11707 final File tmpPackageFile = new File(args.getCodePath()); 11708 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11709 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11710 || (args.volumeUuid != null)); 11711 boolean replace = false; 11712 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11713 if (args.move != null) { 11714 // moving a complete application; perfom an initial scan on the new install location 11715 scanFlags |= SCAN_INITIAL; 11716 } 11717 // Result object to be returned 11718 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11719 11720 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11721 // Retrieve PackageSettings and parse package 11722 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11723 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11724 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11725 PackageParser pp = new PackageParser(); 11726 pp.setSeparateProcesses(mSeparateProcesses); 11727 pp.setDisplayMetrics(mMetrics); 11728 11729 final PackageParser.Package pkg; 11730 try { 11731 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11732 } catch (PackageParserException e) { 11733 res.setError("Failed parse during installPackageLI", e); 11734 return; 11735 } 11736 11737 // Mark that we have an install time CPU ABI override. 11738 pkg.cpuAbiOverride = args.abiOverride; 11739 11740 String pkgName = res.name = pkg.packageName; 11741 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11742 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11743 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11744 return; 11745 } 11746 } 11747 11748 try { 11749 pp.collectCertificates(pkg, parseFlags); 11750 pp.collectManifestDigest(pkg); 11751 } catch (PackageParserException e) { 11752 res.setError("Failed collect during installPackageLI", e); 11753 return; 11754 } 11755 11756 /* If the installer passed in a manifest digest, compare it now. */ 11757 if (args.manifestDigest != null) { 11758 if (DEBUG_INSTALL) { 11759 final String parsedManifest = pkg.manifestDigest == null ? "null" 11760 : pkg.manifestDigest.toString(); 11761 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11762 + parsedManifest); 11763 } 11764 11765 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11766 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11767 return; 11768 } 11769 } else if (DEBUG_INSTALL) { 11770 final String parsedManifest = pkg.manifestDigest == null 11771 ? "null" : pkg.manifestDigest.toString(); 11772 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11773 } 11774 11775 // Get rid of all references to package scan path via parser. 11776 pp = null; 11777 String oldCodePath = null; 11778 boolean systemApp = false; 11779 synchronized (mPackages) { 11780 // Check if installing already existing package 11781 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11782 String oldName = mSettings.mRenamedPackages.get(pkgName); 11783 if (pkg.mOriginalPackages != null 11784 && pkg.mOriginalPackages.contains(oldName) 11785 && mPackages.containsKey(oldName)) { 11786 // This package is derived from an original package, 11787 // and this device has been updating from that original 11788 // name. We must continue using the original name, so 11789 // rename the new package here. 11790 pkg.setPackageName(oldName); 11791 pkgName = pkg.packageName; 11792 replace = true; 11793 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11794 + oldName + " pkgName=" + pkgName); 11795 } else if (mPackages.containsKey(pkgName)) { 11796 // This package, under its official name, already exists 11797 // on the device; we should replace it. 11798 replace = true; 11799 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11800 } 11801 11802 // Prevent apps opting out from runtime permissions 11803 if (replace) { 11804 PackageParser.Package oldPackage = mPackages.get(pkgName); 11805 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11806 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11807 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11808 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11809 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11810 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11811 + " doesn't support runtime permissions but the old" 11812 + " target SDK " + oldTargetSdk + " does."); 11813 return; 11814 } 11815 } 11816 } 11817 11818 PackageSetting ps = mSettings.mPackages.get(pkgName); 11819 if (ps != null) { 11820 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11821 11822 // Quick sanity check that we're signed correctly if updating; 11823 // we'll check this again later when scanning, but we want to 11824 // bail early here before tripping over redefined permissions. 11825 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11826 if (!checkUpgradeKeySetLP(ps, pkg)) { 11827 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11828 + pkg.packageName + " upgrade keys do not match the " 11829 + "previously installed version"); 11830 return; 11831 } 11832 } else { 11833 try { 11834 verifySignaturesLP(ps, pkg); 11835 } catch (PackageManagerException e) { 11836 res.setError(e.error, e.getMessage()); 11837 return; 11838 } 11839 } 11840 11841 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11842 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11843 systemApp = (ps.pkg.applicationInfo.flags & 11844 ApplicationInfo.FLAG_SYSTEM) != 0; 11845 } 11846 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11847 } 11848 11849 // Check whether the newly-scanned package wants to define an already-defined perm 11850 int N = pkg.permissions.size(); 11851 for (int i = N-1; i >= 0; i--) { 11852 PackageParser.Permission perm = pkg.permissions.get(i); 11853 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11854 if (bp != null) { 11855 // If the defining package is signed with our cert, it's okay. This 11856 // also includes the "updating the same package" case, of course. 11857 // "updating same package" could also involve key-rotation. 11858 final boolean sigsOk; 11859 if (bp.sourcePackage.equals(pkg.packageName) 11860 && (bp.packageSetting instanceof PackageSetting) 11861 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11862 scanFlags))) { 11863 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11864 } else { 11865 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11866 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11867 } 11868 if (!sigsOk) { 11869 // If the owning package is the system itself, we log but allow 11870 // install to proceed; we fail the install on all other permission 11871 // redefinitions. 11872 if (!bp.sourcePackage.equals("android")) { 11873 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11874 + pkg.packageName + " attempting to redeclare permission " 11875 + perm.info.name + " already owned by " + bp.sourcePackage); 11876 res.origPermission = perm.info.name; 11877 res.origPackage = bp.sourcePackage; 11878 return; 11879 } else { 11880 Slog.w(TAG, "Package " + pkg.packageName 11881 + " attempting to redeclare system permission " 11882 + perm.info.name + "; ignoring new declaration"); 11883 pkg.permissions.remove(i); 11884 } 11885 } 11886 } 11887 } 11888 11889 } 11890 11891 if (systemApp && onExternal) { 11892 // Disable updates to system apps on sdcard 11893 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11894 "Cannot install updates to system apps on sdcard"); 11895 return; 11896 } 11897 11898 if (args.move != null) { 11899 // We did an in-place move, so dex is ready to roll 11900 scanFlags |= SCAN_NO_DEX; 11901 scanFlags |= SCAN_MOVE; 11902 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11903 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11904 scanFlags |= SCAN_NO_DEX; 11905 11906 try { 11907 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 11908 true /* extract libs */); 11909 } catch (PackageManagerException pme) { 11910 Slog.e(TAG, "Error deriving application ABI", pme); 11911 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 11912 return; 11913 } 11914 11915 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11916 int result = mPackageDexOptimizer 11917 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 11918 false /* defer */, false /* inclDependencies */); 11919 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11920 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11921 return; 11922 } 11923 } 11924 11925 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11926 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11927 return; 11928 } 11929 11930 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 11931 11932 if (replace) { 11933 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 11934 installerPackageName, volumeUuid, res); 11935 } else { 11936 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11937 args.user, installerPackageName, volumeUuid, res); 11938 } 11939 synchronized (mPackages) { 11940 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11941 if (ps != null) { 11942 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11943 } 11944 } 11945 } 11946 11947 private void startIntentFilterVerifications(int userId, boolean replacing, 11948 PackageParser.Package pkg) { 11949 if (mIntentFilterVerifierComponent == null) { 11950 Slog.w(TAG, "No IntentFilter verification will not be done as " 11951 + "there is no IntentFilterVerifier available!"); 11952 return; 11953 } 11954 11955 final int verifierUid = getPackageUid( 11956 mIntentFilterVerifierComponent.getPackageName(), 11957 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11958 11959 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11960 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11961 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 11962 mHandler.sendMessage(msg); 11963 } 11964 11965 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 11966 PackageParser.Package pkg) { 11967 int size = pkg.activities.size(); 11968 if (size == 0) { 11969 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11970 "No activity, so no need to verify any IntentFilter!"); 11971 return; 11972 } 11973 11974 final boolean hasDomainURLs = hasDomainURLs(pkg); 11975 if (!hasDomainURLs) { 11976 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11977 "No domain URLs, so no need to verify any IntentFilter!"); 11978 return; 11979 } 11980 11981 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 11982 + " if any IntentFilter from the " + size 11983 + " Activities needs verification ..."); 11984 11985 int count = 0; 11986 final String packageName = pkg.packageName; 11987 11988 synchronized (mPackages) { 11989 // If this is a new install and we see that we've already run verification for this 11990 // package, we have nothing to do: it means the state was restored from backup. 11991 if (!replacing) { 11992 IntentFilterVerificationInfo ivi = 11993 mSettings.getIntentFilterVerificationLPr(packageName); 11994 if (ivi != null) { 11995 if (DEBUG_DOMAIN_VERIFICATION) { 11996 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 11997 + ivi.getStatusString()); 11998 } 11999 return; 12000 } 12001 } 12002 12003 // If any filters need to be verified, then all need to be. 12004 boolean needToVerify = false; 12005 for (PackageParser.Activity a : pkg.activities) { 12006 for (ActivityIntentInfo filter : a.intents) { 12007 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12008 if (DEBUG_DOMAIN_VERIFICATION) { 12009 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12010 } 12011 needToVerify = true; 12012 break; 12013 } 12014 } 12015 } 12016 12017 if (needToVerify) { 12018 final int verificationId = mIntentFilterVerificationToken++; 12019 for (PackageParser.Activity a : pkg.activities) { 12020 for (ActivityIntentInfo filter : a.intents) { 12021 if (filter.hasOnlyWebDataURI() && needsNetworkVerificationLPr(filter)) { 12022 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12023 "Verification needed for IntentFilter:" + filter.toString()); 12024 mIntentFilterVerifier.addOneIntentFilterVerification( 12025 verifierUid, userId, verificationId, filter, packageName); 12026 count++; 12027 } 12028 } 12029 } 12030 } 12031 } 12032 12033 if (count > 0) { 12034 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12035 + " IntentFilter verification" + (count > 1 ? "s" : "") 12036 + " for userId:" + userId); 12037 mIntentFilterVerifier.startVerifications(userId); 12038 } else { 12039 if (DEBUG_DOMAIN_VERIFICATION) { 12040 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12041 } 12042 } 12043 } 12044 12045 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12046 final ComponentName cn = filter.activity.getComponentName(); 12047 final String packageName = cn.getPackageName(); 12048 12049 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12050 packageName); 12051 if (ivi == null) { 12052 return true; 12053 } 12054 int status = ivi.getStatus(); 12055 switch (status) { 12056 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12057 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12058 return true; 12059 12060 default: 12061 // Nothing to do 12062 return false; 12063 } 12064 } 12065 12066 private static boolean isMultiArch(PackageSetting ps) { 12067 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12068 } 12069 12070 private static boolean isMultiArch(ApplicationInfo info) { 12071 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12072 } 12073 12074 private static boolean isExternal(PackageParser.Package pkg) { 12075 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12076 } 12077 12078 private static boolean isExternal(PackageSetting ps) { 12079 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12080 } 12081 12082 private static boolean isExternal(ApplicationInfo info) { 12083 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12084 } 12085 12086 private static boolean isSystemApp(PackageParser.Package pkg) { 12087 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12088 } 12089 12090 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12091 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12092 } 12093 12094 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12095 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12096 } 12097 12098 private static boolean isSystemApp(PackageSetting ps) { 12099 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12100 } 12101 12102 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12103 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12104 } 12105 12106 private int packageFlagsToInstallFlags(PackageSetting ps) { 12107 int installFlags = 0; 12108 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12109 // This existing package was an external ASEC install when we have 12110 // the external flag without a UUID 12111 installFlags |= PackageManager.INSTALL_EXTERNAL; 12112 } 12113 if (ps.isForwardLocked()) { 12114 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12115 } 12116 return installFlags; 12117 } 12118 12119 private void deleteTempPackageFiles() { 12120 final FilenameFilter filter = new FilenameFilter() { 12121 public boolean accept(File dir, String name) { 12122 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12123 } 12124 }; 12125 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12126 file.delete(); 12127 } 12128 } 12129 12130 @Override 12131 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12132 int flags) { 12133 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12134 flags); 12135 } 12136 12137 @Override 12138 public void deletePackage(final String packageName, 12139 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12140 mContext.enforceCallingOrSelfPermission( 12141 android.Manifest.permission.DELETE_PACKAGES, null); 12142 final int uid = Binder.getCallingUid(); 12143 if (UserHandle.getUserId(uid) != userId) { 12144 mContext.enforceCallingPermission( 12145 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12146 "deletePackage for user " + userId); 12147 } 12148 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12149 try { 12150 observer.onPackageDeleted(packageName, 12151 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12152 } catch (RemoteException re) { 12153 } 12154 return; 12155 } 12156 12157 boolean uninstallBlocked = false; 12158 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12159 int[] users = sUserManager.getUserIds(); 12160 for (int i = 0; i < users.length; ++i) { 12161 if (getBlockUninstallForUser(packageName, users[i])) { 12162 uninstallBlocked = true; 12163 break; 12164 } 12165 } 12166 } else { 12167 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12168 } 12169 if (uninstallBlocked) { 12170 try { 12171 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12172 null); 12173 } catch (RemoteException re) { 12174 } 12175 return; 12176 } 12177 12178 if (DEBUG_REMOVE) { 12179 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12180 } 12181 // Queue up an async operation since the package deletion may take a little while. 12182 mHandler.post(new Runnable() { 12183 public void run() { 12184 mHandler.removeCallbacks(this); 12185 final int returnCode = deletePackageX(packageName, userId, flags); 12186 if (observer != null) { 12187 try { 12188 observer.onPackageDeleted(packageName, returnCode, null); 12189 } catch (RemoteException e) { 12190 Log.i(TAG, "Observer no longer exists."); 12191 } //end catch 12192 } //end if 12193 } //end run 12194 }); 12195 } 12196 12197 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12198 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12199 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12200 try { 12201 if (dpm != null) { 12202 if (dpm.isDeviceOwner(packageName)) { 12203 return true; 12204 } 12205 int[] users; 12206 if (userId == UserHandle.USER_ALL) { 12207 users = sUserManager.getUserIds(); 12208 } else { 12209 users = new int[]{userId}; 12210 } 12211 for (int i = 0; i < users.length; ++i) { 12212 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12213 return true; 12214 } 12215 } 12216 } 12217 } catch (RemoteException e) { 12218 } 12219 return false; 12220 } 12221 12222 /** 12223 * This method is an internal method that could be get invoked either 12224 * to delete an installed package or to clean up a failed installation. 12225 * After deleting an installed package, a broadcast is sent to notify any 12226 * listeners that the package has been installed. For cleaning up a failed 12227 * installation, the broadcast is not necessary since the package's 12228 * installation wouldn't have sent the initial broadcast either 12229 * The key steps in deleting a package are 12230 * deleting the package information in internal structures like mPackages, 12231 * deleting the packages base directories through installd 12232 * updating mSettings to reflect current status 12233 * persisting settings for later use 12234 * sending a broadcast if necessary 12235 */ 12236 private int deletePackageX(String packageName, int userId, int flags) { 12237 final PackageRemovedInfo info = new PackageRemovedInfo(); 12238 final boolean res; 12239 12240 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12241 ? UserHandle.ALL : new UserHandle(userId); 12242 12243 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12244 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12245 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12246 } 12247 12248 boolean removedForAllUsers = false; 12249 boolean systemUpdate = false; 12250 12251 // for the uninstall-updates case and restricted profiles, remember the per- 12252 // userhandle installed state 12253 int[] allUsers; 12254 boolean[] perUserInstalled; 12255 synchronized (mPackages) { 12256 PackageSetting ps = mSettings.mPackages.get(packageName); 12257 allUsers = sUserManager.getUserIds(); 12258 perUserInstalled = new boolean[allUsers.length]; 12259 for (int i = 0; i < allUsers.length; i++) { 12260 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12261 } 12262 } 12263 12264 synchronized (mInstallLock) { 12265 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12266 res = deletePackageLI(packageName, removeForUser, 12267 true, allUsers, perUserInstalled, 12268 flags | REMOVE_CHATTY, info, true); 12269 systemUpdate = info.isRemovedPackageSystemUpdate; 12270 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12271 removedForAllUsers = true; 12272 } 12273 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12274 + " removedForAllUsers=" + removedForAllUsers); 12275 } 12276 12277 if (res) { 12278 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12279 12280 // If the removed package was a system update, the old system package 12281 // was re-enabled; we need to broadcast this information 12282 if (systemUpdate) { 12283 Bundle extras = new Bundle(1); 12284 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12285 ? info.removedAppId : info.uid); 12286 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12287 12288 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12289 extras, null, null, null); 12290 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12291 extras, null, null, null); 12292 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12293 null, packageName, null, null); 12294 } 12295 } 12296 // Force a gc here. 12297 Runtime.getRuntime().gc(); 12298 // Delete the resources here after sending the broadcast to let 12299 // other processes clean up before deleting resources. 12300 if (info.args != null) { 12301 synchronized (mInstallLock) { 12302 info.args.doPostDeleteLI(true); 12303 } 12304 } 12305 12306 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12307 } 12308 12309 class PackageRemovedInfo { 12310 String removedPackage; 12311 int uid = -1; 12312 int removedAppId = -1; 12313 int[] removedUsers = null; 12314 boolean isRemovedPackageSystemUpdate = false; 12315 // Clean up resources deleted packages. 12316 InstallArgs args = null; 12317 12318 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12319 Bundle extras = new Bundle(1); 12320 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12321 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12322 if (replacing) { 12323 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12324 } 12325 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12326 if (removedPackage != null) { 12327 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12328 extras, null, null, removedUsers); 12329 if (fullRemove && !replacing) { 12330 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12331 extras, null, null, removedUsers); 12332 } 12333 } 12334 if (removedAppId >= 0) { 12335 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12336 removedUsers); 12337 } 12338 } 12339 } 12340 12341 /* 12342 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12343 * flag is not set, the data directory is removed as well. 12344 * make sure this flag is set for partially installed apps. If not its meaningless to 12345 * delete a partially installed application. 12346 */ 12347 private void removePackageDataLI(PackageSetting ps, 12348 int[] allUserHandles, boolean[] perUserInstalled, 12349 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12350 String packageName = ps.name; 12351 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12352 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12353 // Retrieve object to delete permissions for shared user later on 12354 final PackageSetting deletedPs; 12355 // reader 12356 synchronized (mPackages) { 12357 deletedPs = mSettings.mPackages.get(packageName); 12358 if (outInfo != null) { 12359 outInfo.removedPackage = packageName; 12360 outInfo.removedUsers = deletedPs != null 12361 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12362 : null; 12363 } 12364 } 12365 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12366 removeDataDirsLI(ps.volumeUuid, packageName); 12367 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12368 } 12369 // writer 12370 synchronized (mPackages) { 12371 if (deletedPs != null) { 12372 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12373 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12374 clearDefaultBrowserIfNeeded(packageName); 12375 if (outInfo != null) { 12376 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12377 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12378 } 12379 updatePermissionsLPw(deletedPs.name, null, 0); 12380 if (deletedPs.sharedUser != null) { 12381 // Remove permissions associated with package. Since runtime 12382 // permissions are per user we have to kill the removed package 12383 // or packages running under the shared user of the removed 12384 // package if revoking the permissions requested only by the removed 12385 // package is successful and this causes a change in gids. 12386 for (int userId : UserManagerService.getInstance().getUserIds()) { 12387 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12388 userId); 12389 if (userIdToKill == UserHandle.USER_ALL 12390 || userIdToKill >= UserHandle.USER_OWNER) { 12391 // If gids changed for this user, kill all affected packages. 12392 mHandler.post(new Runnable() { 12393 @Override 12394 public void run() { 12395 // This has to happen with no lock held. 12396 killSettingPackagesForUser(deletedPs, userIdToKill, 12397 KILL_APP_REASON_GIDS_CHANGED); 12398 } 12399 }); 12400 break; 12401 } 12402 } 12403 } 12404 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12405 } 12406 // make sure to preserve per-user disabled state if this removal was just 12407 // a downgrade of a system app to the factory package 12408 if (allUserHandles != null && perUserInstalled != null) { 12409 if (DEBUG_REMOVE) { 12410 Slog.d(TAG, "Propagating install state across downgrade"); 12411 } 12412 for (int i = 0; i < allUserHandles.length; i++) { 12413 if (DEBUG_REMOVE) { 12414 Slog.d(TAG, " user " + allUserHandles[i] 12415 + " => " + perUserInstalled[i]); 12416 } 12417 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12418 } 12419 } 12420 } 12421 // can downgrade to reader 12422 if (writeSettings) { 12423 // Save settings now 12424 mSettings.writeLPr(); 12425 } 12426 } 12427 if (outInfo != null) { 12428 // A user ID was deleted here. Go through all users and remove it 12429 // from KeyStore. 12430 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12431 } 12432 } 12433 12434 static boolean locationIsPrivileged(File path) { 12435 try { 12436 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12437 .getCanonicalPath(); 12438 return path.getCanonicalPath().startsWith(privilegedAppDir); 12439 } catch (IOException e) { 12440 Slog.e(TAG, "Unable to access code path " + path); 12441 } 12442 return false; 12443 } 12444 12445 /* 12446 * Tries to delete system package. 12447 */ 12448 private boolean deleteSystemPackageLI(PackageSetting newPs, 12449 int[] allUserHandles, boolean[] perUserInstalled, 12450 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12451 final boolean applyUserRestrictions 12452 = (allUserHandles != null) && (perUserInstalled != null); 12453 PackageSetting disabledPs = null; 12454 // Confirm if the system package has been updated 12455 // An updated system app can be deleted. This will also have to restore 12456 // the system pkg from system partition 12457 // reader 12458 synchronized (mPackages) { 12459 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12460 } 12461 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12462 + " disabledPs=" + disabledPs); 12463 if (disabledPs == null) { 12464 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12465 return false; 12466 } else if (DEBUG_REMOVE) { 12467 Slog.d(TAG, "Deleting system pkg from data partition"); 12468 } 12469 if (DEBUG_REMOVE) { 12470 if (applyUserRestrictions) { 12471 Slog.d(TAG, "Remembering install states:"); 12472 for (int i = 0; i < allUserHandles.length; i++) { 12473 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12474 } 12475 } 12476 } 12477 // Delete the updated package 12478 outInfo.isRemovedPackageSystemUpdate = true; 12479 if (disabledPs.versionCode < newPs.versionCode) { 12480 // Delete data for downgrades 12481 flags &= ~PackageManager.DELETE_KEEP_DATA; 12482 } else { 12483 // Preserve data by setting flag 12484 flags |= PackageManager.DELETE_KEEP_DATA; 12485 } 12486 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12487 allUserHandles, perUserInstalled, outInfo, writeSettings); 12488 if (!ret) { 12489 return false; 12490 } 12491 // writer 12492 synchronized (mPackages) { 12493 // Reinstate the old system package 12494 mSettings.enableSystemPackageLPw(newPs.name); 12495 // Remove any native libraries from the upgraded package. 12496 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12497 } 12498 // Install the system package 12499 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12500 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12501 if (locationIsPrivileged(disabledPs.codePath)) { 12502 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12503 } 12504 12505 final PackageParser.Package newPkg; 12506 try { 12507 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12508 } catch (PackageManagerException e) { 12509 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12510 return false; 12511 } 12512 12513 // writer 12514 synchronized (mPackages) { 12515 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12516 updatePermissionsLPw(newPkg.packageName, newPkg, 12517 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12518 if (applyUserRestrictions) { 12519 if (DEBUG_REMOVE) { 12520 Slog.d(TAG, "Propagating install state across reinstall"); 12521 } 12522 for (int i = 0; i < allUserHandles.length; i++) { 12523 if (DEBUG_REMOVE) { 12524 Slog.d(TAG, " user " + allUserHandles[i] 12525 + " => " + perUserInstalled[i]); 12526 } 12527 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12528 } 12529 // Regardless of writeSettings we need to ensure that this restriction 12530 // state propagation is persisted 12531 mSettings.writeAllUsersPackageRestrictionsLPr(); 12532 } 12533 // can downgrade to reader here 12534 if (writeSettings) { 12535 mSettings.writeLPr(); 12536 } 12537 } 12538 return true; 12539 } 12540 12541 private boolean deleteInstalledPackageLI(PackageSetting ps, 12542 boolean deleteCodeAndResources, int flags, 12543 int[] allUserHandles, boolean[] perUserInstalled, 12544 PackageRemovedInfo outInfo, boolean writeSettings) { 12545 if (outInfo != null) { 12546 outInfo.uid = ps.appId; 12547 } 12548 12549 // Delete package data from internal structures and also remove data if flag is set 12550 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12551 12552 // Delete application code and resources 12553 if (deleteCodeAndResources && (outInfo != null)) { 12554 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12555 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12556 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12557 } 12558 return true; 12559 } 12560 12561 @Override 12562 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12563 int userId) { 12564 mContext.enforceCallingOrSelfPermission( 12565 android.Manifest.permission.DELETE_PACKAGES, null); 12566 synchronized (mPackages) { 12567 PackageSetting ps = mSettings.mPackages.get(packageName); 12568 if (ps == null) { 12569 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12570 return false; 12571 } 12572 if (!ps.getInstalled(userId)) { 12573 // Can't block uninstall for an app that is not installed or enabled. 12574 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12575 return false; 12576 } 12577 ps.setBlockUninstall(blockUninstall, userId); 12578 mSettings.writePackageRestrictionsLPr(userId); 12579 } 12580 return true; 12581 } 12582 12583 @Override 12584 public boolean getBlockUninstallForUser(String packageName, int userId) { 12585 synchronized (mPackages) { 12586 PackageSetting ps = mSettings.mPackages.get(packageName); 12587 if (ps == null) { 12588 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12589 return false; 12590 } 12591 return ps.getBlockUninstall(userId); 12592 } 12593 } 12594 12595 /* 12596 * This method handles package deletion in general 12597 */ 12598 private boolean deletePackageLI(String packageName, UserHandle user, 12599 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12600 int flags, PackageRemovedInfo outInfo, 12601 boolean writeSettings) { 12602 if (packageName == null) { 12603 Slog.w(TAG, "Attempt to delete null packageName."); 12604 return false; 12605 } 12606 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12607 PackageSetting ps; 12608 boolean dataOnly = false; 12609 int removeUser = -1; 12610 int appId = -1; 12611 synchronized (mPackages) { 12612 ps = mSettings.mPackages.get(packageName); 12613 if (ps == null) { 12614 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12615 return false; 12616 } 12617 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12618 && user.getIdentifier() != UserHandle.USER_ALL) { 12619 // The caller is asking that the package only be deleted for a single 12620 // user. To do this, we just mark its uninstalled state and delete 12621 // its data. If this is a system app, we only allow this to happen if 12622 // they have set the special DELETE_SYSTEM_APP which requests different 12623 // semantics than normal for uninstalling system apps. 12624 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12625 ps.setUserState(user.getIdentifier(), 12626 COMPONENT_ENABLED_STATE_DEFAULT, 12627 false, //installed 12628 true, //stopped 12629 true, //notLaunched 12630 false, //hidden 12631 null, null, null, 12632 false, // blockUninstall 12633 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12634 if (!isSystemApp(ps)) { 12635 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12636 // Other user still have this package installed, so all 12637 // we need to do is clear this user's data and save that 12638 // it is uninstalled. 12639 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12640 removeUser = user.getIdentifier(); 12641 appId = ps.appId; 12642 scheduleWritePackageRestrictionsLocked(removeUser); 12643 } else { 12644 // We need to set it back to 'installed' so the uninstall 12645 // broadcasts will be sent correctly. 12646 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12647 ps.setInstalled(true, user.getIdentifier()); 12648 } 12649 } else { 12650 // This is a system app, so we assume that the 12651 // other users still have this package installed, so all 12652 // we need to do is clear this user's data and save that 12653 // it is uninstalled. 12654 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12655 removeUser = user.getIdentifier(); 12656 appId = ps.appId; 12657 scheduleWritePackageRestrictionsLocked(removeUser); 12658 } 12659 } 12660 } 12661 12662 if (removeUser >= 0) { 12663 // From above, we determined that we are deleting this only 12664 // for a single user. Continue the work here. 12665 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12666 if (outInfo != null) { 12667 outInfo.removedPackage = packageName; 12668 outInfo.removedAppId = appId; 12669 outInfo.removedUsers = new int[] {removeUser}; 12670 } 12671 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12672 removeKeystoreDataIfNeeded(removeUser, appId); 12673 schedulePackageCleaning(packageName, removeUser, false); 12674 synchronized (mPackages) { 12675 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12676 scheduleWritePackageRestrictionsLocked(removeUser); 12677 } 12678 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12679 removeUser); 12680 } 12681 return true; 12682 } 12683 12684 if (dataOnly) { 12685 // Delete application data first 12686 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12687 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12688 return true; 12689 } 12690 12691 boolean ret = false; 12692 if (isSystemApp(ps)) { 12693 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12694 // When an updated system application is deleted we delete the existing resources as well and 12695 // fall back to existing code in system partition 12696 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12697 flags, outInfo, writeSettings); 12698 } else { 12699 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12700 // Kill application pre-emptively especially for apps on sd. 12701 killApplication(packageName, ps.appId, "uninstall pkg"); 12702 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12703 allUserHandles, perUserInstalled, 12704 outInfo, writeSettings); 12705 } 12706 12707 return ret; 12708 } 12709 12710 private final class ClearStorageConnection implements ServiceConnection { 12711 IMediaContainerService mContainerService; 12712 12713 @Override 12714 public void onServiceConnected(ComponentName name, IBinder service) { 12715 synchronized (this) { 12716 mContainerService = IMediaContainerService.Stub.asInterface(service); 12717 notifyAll(); 12718 } 12719 } 12720 12721 @Override 12722 public void onServiceDisconnected(ComponentName name) { 12723 } 12724 } 12725 12726 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12727 final boolean mounted; 12728 if (Environment.isExternalStorageEmulated()) { 12729 mounted = true; 12730 } else { 12731 final String status = Environment.getExternalStorageState(); 12732 12733 mounted = status.equals(Environment.MEDIA_MOUNTED) 12734 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12735 } 12736 12737 if (!mounted) { 12738 return; 12739 } 12740 12741 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12742 int[] users; 12743 if (userId == UserHandle.USER_ALL) { 12744 users = sUserManager.getUserIds(); 12745 } else { 12746 users = new int[] { userId }; 12747 } 12748 final ClearStorageConnection conn = new ClearStorageConnection(); 12749 if (mContext.bindServiceAsUser( 12750 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12751 try { 12752 for (int curUser : users) { 12753 long timeout = SystemClock.uptimeMillis() + 5000; 12754 synchronized (conn) { 12755 long now = SystemClock.uptimeMillis(); 12756 while (conn.mContainerService == null && now < timeout) { 12757 try { 12758 conn.wait(timeout - now); 12759 } catch (InterruptedException e) { 12760 } 12761 } 12762 } 12763 if (conn.mContainerService == null) { 12764 return; 12765 } 12766 12767 final UserEnvironment userEnv = new UserEnvironment(curUser); 12768 clearDirectory(conn.mContainerService, 12769 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12770 if (allData) { 12771 clearDirectory(conn.mContainerService, 12772 userEnv.buildExternalStorageAppDataDirs(packageName)); 12773 clearDirectory(conn.mContainerService, 12774 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12775 } 12776 } 12777 } finally { 12778 mContext.unbindService(conn); 12779 } 12780 } 12781 } 12782 12783 @Override 12784 public void clearApplicationUserData(final String packageName, 12785 final IPackageDataObserver observer, final int userId) { 12786 mContext.enforceCallingOrSelfPermission( 12787 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12788 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12789 // Queue up an async operation since the package deletion may take a little while. 12790 mHandler.post(new Runnable() { 12791 public void run() { 12792 mHandler.removeCallbacks(this); 12793 final boolean succeeded; 12794 synchronized (mInstallLock) { 12795 succeeded = clearApplicationUserDataLI(packageName, userId); 12796 } 12797 clearExternalStorageDataSync(packageName, userId, true); 12798 if (succeeded) { 12799 // invoke DeviceStorageMonitor's update method to clear any notifications 12800 DeviceStorageMonitorInternal 12801 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12802 if (dsm != null) { 12803 dsm.checkMemory(); 12804 } 12805 } 12806 if(observer != null) { 12807 try { 12808 observer.onRemoveCompleted(packageName, succeeded); 12809 } catch (RemoteException e) { 12810 Log.i(TAG, "Observer no longer exists."); 12811 } 12812 } //end if observer 12813 } //end run 12814 }); 12815 } 12816 12817 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12818 if (packageName == null) { 12819 Slog.w(TAG, "Attempt to delete null packageName."); 12820 return false; 12821 } 12822 12823 // Try finding details about the requested package 12824 PackageParser.Package pkg; 12825 synchronized (mPackages) { 12826 pkg = mPackages.get(packageName); 12827 if (pkg == null) { 12828 final PackageSetting ps = mSettings.mPackages.get(packageName); 12829 if (ps != null) { 12830 pkg = ps.pkg; 12831 } 12832 } 12833 12834 if (pkg == null) { 12835 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12836 return false; 12837 } 12838 12839 PackageSetting ps = (PackageSetting) pkg.mExtras; 12840 PermissionsState permissionsState = ps.getPermissionsState(); 12841 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12842 } 12843 12844 // Always delete data directories for package, even if we found no other 12845 // record of app. This helps users recover from UID mismatches without 12846 // resorting to a full data wipe. 12847 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12848 if (retCode < 0) { 12849 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12850 return false; 12851 } 12852 12853 final int appId = pkg.applicationInfo.uid; 12854 removeKeystoreDataIfNeeded(userId, appId); 12855 12856 // Create a native library symlink only if we have native libraries 12857 // and if the native libraries are 32 bit libraries. We do not provide 12858 // this symlink for 64 bit libraries. 12859 if (pkg.applicationInfo.primaryCpuAbi != null && 12860 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12861 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12862 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12863 nativeLibPath, userId) < 0) { 12864 Slog.w(TAG, "Failed linking native library dir"); 12865 return false; 12866 } 12867 } 12868 12869 return true; 12870 } 12871 12872 12873 /** 12874 * Revokes granted runtime permissions and clears resettable flags 12875 * which are flags that can be set by a user interaction. 12876 * 12877 * @param permissionsState The permission state to reset. 12878 * @param userId The device user for which to do a reset. 12879 */ 12880 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 12881 PermissionsState permissionsState, int userId) { 12882 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 12883 | PackageManager.FLAG_PERMISSION_USER_FIXED 12884 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 12885 12886 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 12887 } 12888 12889 /** 12890 * Revokes granted runtime permissions and clears all flags. 12891 * 12892 * @param permissionsState The permission state to reset. 12893 * @param userId The device user for which to do a reset. 12894 */ 12895 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 12896 PermissionsState permissionsState, int userId) { 12897 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 12898 PackageManager.MASK_PERMISSION_FLAGS); 12899 } 12900 12901 /** 12902 * Revokes granted runtime permissions and clears certain flags. 12903 * 12904 * @param permissionsState The permission state to reset. 12905 * @param userId The device user for which to do a reset. 12906 * @param flags The flags that is going to be reset. 12907 */ 12908 private void revokeRuntimePermissionsAndClearFlagsLocked( 12909 PermissionsState permissionsState, int userId, int flags) { 12910 boolean needsWrite = false; 12911 12912 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 12913 BasePermission bp = mSettings.mPermissions.get(state.getName()); 12914 if (bp != null) { 12915 permissionsState.revokeRuntimePermission(bp, userId); 12916 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 12917 needsWrite = true; 12918 } 12919 } 12920 12921 // Ensure default permissions are never cleared. 12922 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 12923 12924 if (needsWrite) { 12925 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 12926 } 12927 } 12928 12929 /** 12930 * Remove entries from the keystore daemon. Will only remove it if the 12931 * {@code appId} is valid. 12932 */ 12933 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12934 if (appId < 0) { 12935 return; 12936 } 12937 12938 final KeyStore keyStore = KeyStore.getInstance(); 12939 if (keyStore != null) { 12940 if (userId == UserHandle.USER_ALL) { 12941 for (final int individual : sUserManager.getUserIds()) { 12942 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12943 } 12944 } else { 12945 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12946 } 12947 } else { 12948 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12949 } 12950 } 12951 12952 @Override 12953 public void deleteApplicationCacheFiles(final String packageName, 12954 final IPackageDataObserver observer) { 12955 mContext.enforceCallingOrSelfPermission( 12956 android.Manifest.permission.DELETE_CACHE_FILES, null); 12957 // Queue up an async operation since the package deletion may take a little while. 12958 final int userId = UserHandle.getCallingUserId(); 12959 mHandler.post(new Runnable() { 12960 public void run() { 12961 mHandler.removeCallbacks(this); 12962 final boolean succeded; 12963 synchronized (mInstallLock) { 12964 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12965 } 12966 clearExternalStorageDataSync(packageName, userId, false); 12967 if (observer != null) { 12968 try { 12969 observer.onRemoveCompleted(packageName, succeded); 12970 } catch (RemoteException e) { 12971 Log.i(TAG, "Observer no longer exists."); 12972 } 12973 } //end if observer 12974 } //end run 12975 }); 12976 } 12977 12978 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12979 if (packageName == null) { 12980 Slog.w(TAG, "Attempt to delete null packageName."); 12981 return false; 12982 } 12983 PackageParser.Package p; 12984 synchronized (mPackages) { 12985 p = mPackages.get(packageName); 12986 } 12987 if (p == null) { 12988 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12989 return false; 12990 } 12991 final ApplicationInfo applicationInfo = p.applicationInfo; 12992 if (applicationInfo == null) { 12993 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12994 return false; 12995 } 12996 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12997 if (retCode < 0) { 12998 Slog.w(TAG, "Couldn't remove cache files for package: " 12999 + packageName + " u" + userId); 13000 return false; 13001 } 13002 return true; 13003 } 13004 13005 @Override 13006 public void getPackageSizeInfo(final String packageName, int userHandle, 13007 final IPackageStatsObserver observer) { 13008 mContext.enforceCallingOrSelfPermission( 13009 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13010 if (packageName == null) { 13011 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13012 } 13013 13014 PackageStats stats = new PackageStats(packageName, userHandle); 13015 13016 /* 13017 * Queue up an async operation since the package measurement may take a 13018 * little while. 13019 */ 13020 Message msg = mHandler.obtainMessage(INIT_COPY); 13021 msg.obj = new MeasureParams(stats, observer); 13022 mHandler.sendMessage(msg); 13023 } 13024 13025 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13026 PackageStats pStats) { 13027 if (packageName == null) { 13028 Slog.w(TAG, "Attempt to get size of null packageName."); 13029 return false; 13030 } 13031 PackageParser.Package p; 13032 boolean dataOnly = false; 13033 String libDirRoot = null; 13034 String asecPath = null; 13035 PackageSetting ps = null; 13036 synchronized (mPackages) { 13037 p = mPackages.get(packageName); 13038 ps = mSettings.mPackages.get(packageName); 13039 if(p == null) { 13040 dataOnly = true; 13041 if((ps == null) || (ps.pkg == null)) { 13042 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13043 return false; 13044 } 13045 p = ps.pkg; 13046 } 13047 if (ps != null) { 13048 libDirRoot = ps.legacyNativeLibraryPathString; 13049 } 13050 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13051 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13052 if (secureContainerId != null) { 13053 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13054 } 13055 } 13056 } 13057 String publicSrcDir = null; 13058 if(!dataOnly) { 13059 final ApplicationInfo applicationInfo = p.applicationInfo; 13060 if (applicationInfo == null) { 13061 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13062 return false; 13063 } 13064 if (p.isForwardLocked()) { 13065 publicSrcDir = applicationInfo.getBaseResourcePath(); 13066 } 13067 } 13068 // TODO: extend to measure size of split APKs 13069 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13070 // not just the first level. 13071 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13072 // just the primary. 13073 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13074 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13075 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13076 if (res < 0) { 13077 return false; 13078 } 13079 13080 // Fix-up for forward-locked applications in ASEC containers. 13081 if (!isExternal(p)) { 13082 pStats.codeSize += pStats.externalCodeSize; 13083 pStats.externalCodeSize = 0L; 13084 } 13085 13086 return true; 13087 } 13088 13089 13090 @Override 13091 public void addPackageToPreferred(String packageName) { 13092 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13093 } 13094 13095 @Override 13096 public void removePackageFromPreferred(String packageName) { 13097 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13098 } 13099 13100 @Override 13101 public List<PackageInfo> getPreferredPackages(int flags) { 13102 return new ArrayList<PackageInfo>(); 13103 } 13104 13105 private int getUidTargetSdkVersionLockedLPr(int uid) { 13106 Object obj = mSettings.getUserIdLPr(uid); 13107 if (obj instanceof SharedUserSetting) { 13108 final SharedUserSetting sus = (SharedUserSetting) obj; 13109 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13110 final Iterator<PackageSetting> it = sus.packages.iterator(); 13111 while (it.hasNext()) { 13112 final PackageSetting ps = it.next(); 13113 if (ps.pkg != null) { 13114 int v = ps.pkg.applicationInfo.targetSdkVersion; 13115 if (v < vers) vers = v; 13116 } 13117 } 13118 return vers; 13119 } else if (obj instanceof PackageSetting) { 13120 final PackageSetting ps = (PackageSetting) obj; 13121 if (ps.pkg != null) { 13122 return ps.pkg.applicationInfo.targetSdkVersion; 13123 } 13124 } 13125 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13126 } 13127 13128 @Override 13129 public void addPreferredActivity(IntentFilter filter, int match, 13130 ComponentName[] set, ComponentName activity, int userId) { 13131 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13132 "Adding preferred"); 13133 } 13134 13135 private void addPreferredActivityInternal(IntentFilter filter, int match, 13136 ComponentName[] set, ComponentName activity, boolean always, int userId, 13137 String opname) { 13138 // writer 13139 int callingUid = Binder.getCallingUid(); 13140 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13141 if (filter.countActions() == 0) { 13142 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13143 return; 13144 } 13145 synchronized (mPackages) { 13146 if (mContext.checkCallingOrSelfPermission( 13147 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13148 != PackageManager.PERMISSION_GRANTED) { 13149 if (getUidTargetSdkVersionLockedLPr(callingUid) 13150 < Build.VERSION_CODES.FROYO) { 13151 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13152 + callingUid); 13153 return; 13154 } 13155 mContext.enforceCallingOrSelfPermission( 13156 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13157 } 13158 13159 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13160 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13161 + userId + ":"); 13162 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13163 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13164 scheduleWritePackageRestrictionsLocked(userId); 13165 } 13166 } 13167 13168 @Override 13169 public void replacePreferredActivity(IntentFilter filter, int match, 13170 ComponentName[] set, ComponentName activity, int userId) { 13171 if (filter.countActions() != 1) { 13172 throw new IllegalArgumentException( 13173 "replacePreferredActivity expects filter to have only 1 action."); 13174 } 13175 if (filter.countDataAuthorities() != 0 13176 || filter.countDataPaths() != 0 13177 || filter.countDataSchemes() > 1 13178 || filter.countDataTypes() != 0) { 13179 throw new IllegalArgumentException( 13180 "replacePreferredActivity expects filter to have no data authorities, " + 13181 "paths, or types; and at most one scheme."); 13182 } 13183 13184 final int callingUid = Binder.getCallingUid(); 13185 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13186 synchronized (mPackages) { 13187 if (mContext.checkCallingOrSelfPermission( 13188 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13189 != PackageManager.PERMISSION_GRANTED) { 13190 if (getUidTargetSdkVersionLockedLPr(callingUid) 13191 < Build.VERSION_CODES.FROYO) { 13192 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13193 + Binder.getCallingUid()); 13194 return; 13195 } 13196 mContext.enforceCallingOrSelfPermission( 13197 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13198 } 13199 13200 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13201 if (pir != null) { 13202 // Get all of the existing entries that exactly match this filter. 13203 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13204 if (existing != null && existing.size() == 1) { 13205 PreferredActivity cur = existing.get(0); 13206 if (DEBUG_PREFERRED) { 13207 Slog.i(TAG, "Checking replace of preferred:"); 13208 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13209 if (!cur.mPref.mAlways) { 13210 Slog.i(TAG, " -- CUR; not mAlways!"); 13211 } else { 13212 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13213 Slog.i(TAG, " -- CUR: mSet=" 13214 + Arrays.toString(cur.mPref.mSetComponents)); 13215 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13216 Slog.i(TAG, " -- NEW: mMatch=" 13217 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13218 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13219 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13220 } 13221 } 13222 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13223 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13224 && cur.mPref.sameSet(set)) { 13225 // Setting the preferred activity to what it happens to be already 13226 if (DEBUG_PREFERRED) { 13227 Slog.i(TAG, "Replacing with same preferred activity " 13228 + cur.mPref.mShortComponent + " for user " 13229 + userId + ":"); 13230 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13231 } 13232 return; 13233 } 13234 } 13235 13236 if (existing != null) { 13237 if (DEBUG_PREFERRED) { 13238 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13239 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13240 } 13241 for (int i = 0; i < existing.size(); i++) { 13242 PreferredActivity pa = existing.get(i); 13243 if (DEBUG_PREFERRED) { 13244 Slog.i(TAG, "Removing existing preferred activity " 13245 + pa.mPref.mComponent + ":"); 13246 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13247 } 13248 pir.removeFilter(pa); 13249 } 13250 } 13251 } 13252 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13253 "Replacing preferred"); 13254 } 13255 } 13256 13257 @Override 13258 public void clearPackagePreferredActivities(String packageName) { 13259 final int uid = Binder.getCallingUid(); 13260 // writer 13261 synchronized (mPackages) { 13262 PackageParser.Package pkg = mPackages.get(packageName); 13263 if (pkg == null || pkg.applicationInfo.uid != uid) { 13264 if (mContext.checkCallingOrSelfPermission( 13265 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13266 != PackageManager.PERMISSION_GRANTED) { 13267 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13268 < Build.VERSION_CODES.FROYO) { 13269 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13270 + Binder.getCallingUid()); 13271 return; 13272 } 13273 mContext.enforceCallingOrSelfPermission( 13274 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13275 } 13276 } 13277 13278 int user = UserHandle.getCallingUserId(); 13279 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13280 scheduleWritePackageRestrictionsLocked(user); 13281 } 13282 } 13283 } 13284 13285 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13286 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13287 ArrayList<PreferredActivity> removed = null; 13288 boolean changed = false; 13289 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13290 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13291 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13292 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13293 continue; 13294 } 13295 Iterator<PreferredActivity> it = pir.filterIterator(); 13296 while (it.hasNext()) { 13297 PreferredActivity pa = it.next(); 13298 // Mark entry for removal only if it matches the package name 13299 // and the entry is of type "always". 13300 if (packageName == null || 13301 (pa.mPref.mComponent.getPackageName().equals(packageName) 13302 && pa.mPref.mAlways)) { 13303 if (removed == null) { 13304 removed = new ArrayList<PreferredActivity>(); 13305 } 13306 removed.add(pa); 13307 } 13308 } 13309 if (removed != null) { 13310 for (int j=0; j<removed.size(); j++) { 13311 PreferredActivity pa = removed.get(j); 13312 pir.removeFilter(pa); 13313 } 13314 changed = true; 13315 } 13316 } 13317 return changed; 13318 } 13319 13320 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13321 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13322 if (userId == UserHandle.USER_ALL) { 13323 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13324 sUserManager.getUserIds())) { 13325 for (int oneUserId : sUserManager.getUserIds()) { 13326 scheduleWritePackageRestrictionsLocked(oneUserId); 13327 } 13328 } 13329 } else { 13330 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13331 scheduleWritePackageRestrictionsLocked(userId); 13332 } 13333 } 13334 } 13335 13336 13337 void clearDefaultBrowserIfNeeded(String packageName) { 13338 for (int oneUserId : sUserManager.getUserIds()) { 13339 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13340 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13341 if (packageName.equals(defaultBrowserPackageName)) { 13342 setDefaultBrowserPackageName(null, oneUserId); 13343 } 13344 } 13345 } 13346 13347 @Override 13348 public void resetPreferredActivities(int userId) { 13349 /* TODO: Actually use userId. Why is it being passed in? */ 13350 mContext.enforceCallingOrSelfPermission( 13351 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13352 // writer 13353 synchronized (mPackages) { 13354 int user = UserHandle.getCallingUserId(); 13355 clearPackagePreferredActivitiesLPw(null, user); 13356 mSettings.readDefaultPreferredAppsLPw(this, user); 13357 scheduleWritePackageRestrictionsLocked(user); 13358 } 13359 } 13360 13361 @Override 13362 public int getPreferredActivities(List<IntentFilter> outFilters, 13363 List<ComponentName> outActivities, String packageName) { 13364 13365 int num = 0; 13366 final int userId = UserHandle.getCallingUserId(); 13367 // reader 13368 synchronized (mPackages) { 13369 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13370 if (pir != null) { 13371 final Iterator<PreferredActivity> it = pir.filterIterator(); 13372 while (it.hasNext()) { 13373 final PreferredActivity pa = it.next(); 13374 if (packageName == null 13375 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13376 && pa.mPref.mAlways)) { 13377 if (outFilters != null) { 13378 outFilters.add(new IntentFilter(pa)); 13379 } 13380 if (outActivities != null) { 13381 outActivities.add(pa.mPref.mComponent); 13382 } 13383 } 13384 } 13385 } 13386 } 13387 13388 return num; 13389 } 13390 13391 @Override 13392 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13393 int userId) { 13394 int callingUid = Binder.getCallingUid(); 13395 if (callingUid != Process.SYSTEM_UID) { 13396 throw new SecurityException( 13397 "addPersistentPreferredActivity can only be run by the system"); 13398 } 13399 if (filter.countActions() == 0) { 13400 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13401 return; 13402 } 13403 synchronized (mPackages) { 13404 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13405 " :"); 13406 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13407 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13408 new PersistentPreferredActivity(filter, activity)); 13409 scheduleWritePackageRestrictionsLocked(userId); 13410 } 13411 } 13412 13413 @Override 13414 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13415 int callingUid = Binder.getCallingUid(); 13416 if (callingUid != Process.SYSTEM_UID) { 13417 throw new SecurityException( 13418 "clearPackagePersistentPreferredActivities can only be run by the system"); 13419 } 13420 ArrayList<PersistentPreferredActivity> removed = null; 13421 boolean changed = false; 13422 synchronized (mPackages) { 13423 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13424 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13425 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13426 .valueAt(i); 13427 if (userId != thisUserId) { 13428 continue; 13429 } 13430 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13431 while (it.hasNext()) { 13432 PersistentPreferredActivity ppa = it.next(); 13433 // Mark entry for removal only if it matches the package name. 13434 if (ppa.mComponent.getPackageName().equals(packageName)) { 13435 if (removed == null) { 13436 removed = new ArrayList<PersistentPreferredActivity>(); 13437 } 13438 removed.add(ppa); 13439 } 13440 } 13441 if (removed != null) { 13442 for (int j=0; j<removed.size(); j++) { 13443 PersistentPreferredActivity ppa = removed.get(j); 13444 ppir.removeFilter(ppa); 13445 } 13446 changed = true; 13447 } 13448 } 13449 13450 if (changed) { 13451 scheduleWritePackageRestrictionsLocked(userId); 13452 } 13453 } 13454 } 13455 13456 /** 13457 * Common machinery for picking apart a restored XML blob and passing 13458 * it to a caller-supplied functor to be applied to the running system. 13459 */ 13460 private void restoreFromXml(XmlPullParser parser, int userId, 13461 String expectedStartTag, BlobXmlRestorer functor) 13462 throws IOException, XmlPullParserException { 13463 int type; 13464 while ((type = parser.next()) != XmlPullParser.START_TAG 13465 && type != XmlPullParser.END_DOCUMENT) { 13466 } 13467 if (type != XmlPullParser.START_TAG) { 13468 // oops didn't find a start tag?! 13469 if (DEBUG_BACKUP) { 13470 Slog.e(TAG, "Didn't find start tag during restore"); 13471 } 13472 return; 13473 } 13474 13475 // this is supposed to be TAG_PREFERRED_BACKUP 13476 if (!expectedStartTag.equals(parser.getName())) { 13477 if (DEBUG_BACKUP) { 13478 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13479 } 13480 return; 13481 } 13482 13483 // skip interfering stuff, then we're aligned with the backing implementation 13484 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13485 functor.apply(parser, userId); 13486 } 13487 13488 private interface BlobXmlRestorer { 13489 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13490 } 13491 13492 /** 13493 * Non-Binder method, support for the backup/restore mechanism: write the 13494 * full set of preferred activities in its canonical XML format. Returns the 13495 * XML output as a byte array, or null if there is none. 13496 */ 13497 @Override 13498 public byte[] getPreferredActivityBackup(int userId) { 13499 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13500 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13501 } 13502 13503 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13504 try { 13505 final XmlSerializer serializer = new FastXmlSerializer(); 13506 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13507 serializer.startDocument(null, true); 13508 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13509 13510 synchronized (mPackages) { 13511 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13512 } 13513 13514 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13515 serializer.endDocument(); 13516 serializer.flush(); 13517 } catch (Exception e) { 13518 if (DEBUG_BACKUP) { 13519 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13520 } 13521 return null; 13522 } 13523 13524 return dataStream.toByteArray(); 13525 } 13526 13527 @Override 13528 public void restorePreferredActivities(byte[] backup, int userId) { 13529 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13530 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13531 } 13532 13533 try { 13534 final XmlPullParser parser = Xml.newPullParser(); 13535 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13536 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13537 new BlobXmlRestorer() { 13538 @Override 13539 public void apply(XmlPullParser parser, int userId) 13540 throws XmlPullParserException, IOException { 13541 synchronized (mPackages) { 13542 mSettings.readPreferredActivitiesLPw(parser, userId); 13543 } 13544 } 13545 } ); 13546 } catch (Exception e) { 13547 if (DEBUG_BACKUP) { 13548 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13549 } 13550 } 13551 } 13552 13553 /** 13554 * Non-Binder method, support for the backup/restore mechanism: write the 13555 * default browser (etc) settings in its canonical XML format. Returns the default 13556 * browser XML representation as a byte array, or null if there is none. 13557 */ 13558 @Override 13559 public byte[] getDefaultAppsBackup(int userId) { 13560 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13561 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13562 } 13563 13564 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13565 try { 13566 final XmlSerializer serializer = new FastXmlSerializer(); 13567 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13568 serializer.startDocument(null, true); 13569 serializer.startTag(null, TAG_DEFAULT_APPS); 13570 13571 synchronized (mPackages) { 13572 mSettings.writeDefaultAppsLPr(serializer, userId); 13573 } 13574 13575 serializer.endTag(null, TAG_DEFAULT_APPS); 13576 serializer.endDocument(); 13577 serializer.flush(); 13578 } catch (Exception e) { 13579 if (DEBUG_BACKUP) { 13580 Slog.e(TAG, "Unable to write default apps for backup", e); 13581 } 13582 return null; 13583 } 13584 13585 return dataStream.toByteArray(); 13586 } 13587 13588 @Override 13589 public void restoreDefaultApps(byte[] backup, int userId) { 13590 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13591 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13592 } 13593 13594 try { 13595 final XmlPullParser parser = Xml.newPullParser(); 13596 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13597 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13598 new BlobXmlRestorer() { 13599 @Override 13600 public void apply(XmlPullParser parser, int userId) 13601 throws XmlPullParserException, IOException { 13602 synchronized (mPackages) { 13603 mSettings.readDefaultAppsLPw(parser, userId); 13604 } 13605 } 13606 } ); 13607 } catch (Exception e) { 13608 if (DEBUG_BACKUP) { 13609 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13610 } 13611 } 13612 } 13613 13614 @Override 13615 public byte[] getIntentFilterVerificationBackup(int userId) { 13616 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13617 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13618 } 13619 13620 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13621 try { 13622 final XmlSerializer serializer = new FastXmlSerializer(); 13623 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13624 serializer.startDocument(null, true); 13625 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13626 13627 synchronized (mPackages) { 13628 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13629 } 13630 13631 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13632 serializer.endDocument(); 13633 serializer.flush(); 13634 } catch (Exception e) { 13635 if (DEBUG_BACKUP) { 13636 Slog.e(TAG, "Unable to write default apps for backup", e); 13637 } 13638 return null; 13639 } 13640 13641 return dataStream.toByteArray(); 13642 } 13643 13644 @Override 13645 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13646 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13647 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13648 } 13649 13650 try { 13651 final XmlPullParser parser = Xml.newPullParser(); 13652 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13653 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13654 new BlobXmlRestorer() { 13655 @Override 13656 public void apply(XmlPullParser parser, int userId) 13657 throws XmlPullParserException, IOException { 13658 synchronized (mPackages) { 13659 mSettings.readAllDomainVerificationsLPr(parser, userId); 13660 mSettings.writeLPr(); 13661 } 13662 } 13663 } ); 13664 } catch (Exception e) { 13665 if (DEBUG_BACKUP) { 13666 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13667 } 13668 } 13669 } 13670 13671 @Override 13672 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13673 int sourceUserId, int targetUserId, int flags) { 13674 mContext.enforceCallingOrSelfPermission( 13675 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13676 int callingUid = Binder.getCallingUid(); 13677 enforceOwnerRights(ownerPackage, callingUid); 13678 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13679 if (intentFilter.countActions() == 0) { 13680 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13681 return; 13682 } 13683 synchronized (mPackages) { 13684 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13685 ownerPackage, targetUserId, flags); 13686 CrossProfileIntentResolver resolver = 13687 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13688 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13689 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13690 if (existing != null) { 13691 int size = existing.size(); 13692 for (int i = 0; i < size; i++) { 13693 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13694 return; 13695 } 13696 } 13697 } 13698 resolver.addFilter(newFilter); 13699 scheduleWritePackageRestrictionsLocked(sourceUserId); 13700 } 13701 } 13702 13703 @Override 13704 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13705 mContext.enforceCallingOrSelfPermission( 13706 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13707 int callingUid = Binder.getCallingUid(); 13708 enforceOwnerRights(ownerPackage, callingUid); 13709 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13710 synchronized (mPackages) { 13711 CrossProfileIntentResolver resolver = 13712 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13713 ArraySet<CrossProfileIntentFilter> set = 13714 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13715 for (CrossProfileIntentFilter filter : set) { 13716 if (filter.getOwnerPackage().equals(ownerPackage)) { 13717 resolver.removeFilter(filter); 13718 } 13719 } 13720 scheduleWritePackageRestrictionsLocked(sourceUserId); 13721 } 13722 } 13723 13724 // Enforcing that callingUid is owning pkg on userId 13725 private void enforceOwnerRights(String pkg, int callingUid) { 13726 // The system owns everything. 13727 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13728 return; 13729 } 13730 int callingUserId = UserHandle.getUserId(callingUid); 13731 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13732 if (pi == null) { 13733 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13734 + callingUserId); 13735 } 13736 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13737 throw new SecurityException("Calling uid " + callingUid 13738 + " does not own package " + pkg); 13739 } 13740 } 13741 13742 @Override 13743 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13744 Intent intent = new Intent(Intent.ACTION_MAIN); 13745 intent.addCategory(Intent.CATEGORY_HOME); 13746 13747 final int callingUserId = UserHandle.getCallingUserId(); 13748 List<ResolveInfo> list = queryIntentActivities(intent, null, 13749 PackageManager.GET_META_DATA, callingUserId); 13750 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13751 true, false, false, callingUserId); 13752 13753 allHomeCandidates.clear(); 13754 if (list != null) { 13755 for (ResolveInfo ri : list) { 13756 allHomeCandidates.add(ri); 13757 } 13758 } 13759 return (preferred == null || preferred.activityInfo == null) 13760 ? null 13761 : new ComponentName(preferred.activityInfo.packageName, 13762 preferred.activityInfo.name); 13763 } 13764 13765 @Override 13766 public void setApplicationEnabledSetting(String appPackageName, 13767 int newState, int flags, int userId, String callingPackage) { 13768 if (!sUserManager.exists(userId)) return; 13769 if (callingPackage == null) { 13770 callingPackage = Integer.toString(Binder.getCallingUid()); 13771 } 13772 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13773 } 13774 13775 @Override 13776 public void setComponentEnabledSetting(ComponentName componentName, 13777 int newState, int flags, int userId) { 13778 if (!sUserManager.exists(userId)) return; 13779 setEnabledSetting(componentName.getPackageName(), 13780 componentName.getClassName(), newState, flags, userId, null); 13781 } 13782 13783 private void setEnabledSetting(final String packageName, String className, int newState, 13784 final int flags, int userId, String callingPackage) { 13785 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13786 || newState == COMPONENT_ENABLED_STATE_ENABLED 13787 || newState == COMPONENT_ENABLED_STATE_DISABLED 13788 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13789 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13790 throw new IllegalArgumentException("Invalid new component state: " 13791 + newState); 13792 } 13793 PackageSetting pkgSetting; 13794 final int uid = Binder.getCallingUid(); 13795 final int permission = mContext.checkCallingOrSelfPermission( 13796 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13797 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13798 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13799 boolean sendNow = false; 13800 boolean isApp = (className == null); 13801 String componentName = isApp ? packageName : className; 13802 int packageUid = -1; 13803 ArrayList<String> components; 13804 13805 // writer 13806 synchronized (mPackages) { 13807 pkgSetting = mSettings.mPackages.get(packageName); 13808 if (pkgSetting == null) { 13809 if (className == null) { 13810 throw new IllegalArgumentException( 13811 "Unknown package: " + packageName); 13812 } 13813 throw new IllegalArgumentException( 13814 "Unknown component: " + packageName 13815 + "/" + className); 13816 } 13817 // Allow root and verify that userId is not being specified by a different user 13818 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13819 throw new SecurityException( 13820 "Permission Denial: attempt to change component state from pid=" 13821 + Binder.getCallingPid() 13822 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13823 } 13824 if (className == null) { 13825 // We're dealing with an application/package level state change 13826 if (pkgSetting.getEnabled(userId) == newState) { 13827 // Nothing to do 13828 return; 13829 } 13830 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13831 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13832 // Don't care about who enables an app. 13833 callingPackage = null; 13834 } 13835 pkgSetting.setEnabled(newState, userId, callingPackage); 13836 // pkgSetting.pkg.mSetEnabled = newState; 13837 } else { 13838 // We're dealing with a component level state change 13839 // First, verify that this is a valid class name. 13840 PackageParser.Package pkg = pkgSetting.pkg; 13841 if (pkg == null || !pkg.hasComponentClassName(className)) { 13842 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13843 throw new IllegalArgumentException("Component class " + className 13844 + " does not exist in " + packageName); 13845 } else { 13846 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13847 + className + " does not exist in " + packageName); 13848 } 13849 } 13850 switch (newState) { 13851 case COMPONENT_ENABLED_STATE_ENABLED: 13852 if (!pkgSetting.enableComponentLPw(className, userId)) { 13853 return; 13854 } 13855 break; 13856 case COMPONENT_ENABLED_STATE_DISABLED: 13857 if (!pkgSetting.disableComponentLPw(className, userId)) { 13858 return; 13859 } 13860 break; 13861 case COMPONENT_ENABLED_STATE_DEFAULT: 13862 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13863 return; 13864 } 13865 break; 13866 default: 13867 Slog.e(TAG, "Invalid new component state: " + newState); 13868 return; 13869 } 13870 } 13871 scheduleWritePackageRestrictionsLocked(userId); 13872 components = mPendingBroadcasts.get(userId, packageName); 13873 final boolean newPackage = components == null; 13874 if (newPackage) { 13875 components = new ArrayList<String>(); 13876 } 13877 if (!components.contains(componentName)) { 13878 components.add(componentName); 13879 } 13880 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13881 sendNow = true; 13882 // Purge entry from pending broadcast list if another one exists already 13883 // since we are sending one right away. 13884 mPendingBroadcasts.remove(userId, packageName); 13885 } else { 13886 if (newPackage) { 13887 mPendingBroadcasts.put(userId, packageName, components); 13888 } 13889 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13890 // Schedule a message 13891 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13892 } 13893 } 13894 } 13895 13896 long callingId = Binder.clearCallingIdentity(); 13897 try { 13898 if (sendNow) { 13899 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13900 sendPackageChangedBroadcast(packageName, 13901 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13902 } 13903 } finally { 13904 Binder.restoreCallingIdentity(callingId); 13905 } 13906 } 13907 13908 private void sendPackageChangedBroadcast(String packageName, 13909 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13910 if (DEBUG_INSTALL) 13911 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13912 + componentNames); 13913 Bundle extras = new Bundle(4); 13914 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13915 String nameList[] = new String[componentNames.size()]; 13916 componentNames.toArray(nameList); 13917 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13918 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13919 extras.putInt(Intent.EXTRA_UID, packageUid); 13920 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13921 new int[] {UserHandle.getUserId(packageUid)}); 13922 } 13923 13924 @Override 13925 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13926 if (!sUserManager.exists(userId)) return; 13927 final int uid = Binder.getCallingUid(); 13928 final int permission = mContext.checkCallingOrSelfPermission( 13929 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13930 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13931 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13932 // writer 13933 synchronized (mPackages) { 13934 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 13935 allowedByPermission, uid, userId)) { 13936 scheduleWritePackageRestrictionsLocked(userId); 13937 } 13938 } 13939 } 13940 13941 @Override 13942 public String getInstallerPackageName(String packageName) { 13943 // reader 13944 synchronized (mPackages) { 13945 return mSettings.getInstallerPackageNameLPr(packageName); 13946 } 13947 } 13948 13949 @Override 13950 public int getApplicationEnabledSetting(String packageName, int userId) { 13951 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13952 int uid = Binder.getCallingUid(); 13953 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13954 // reader 13955 synchronized (mPackages) { 13956 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13957 } 13958 } 13959 13960 @Override 13961 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13962 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13963 int uid = Binder.getCallingUid(); 13964 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13965 // reader 13966 synchronized (mPackages) { 13967 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13968 } 13969 } 13970 13971 @Override 13972 public void enterSafeMode() { 13973 enforceSystemOrRoot("Only the system can request entering safe mode"); 13974 13975 if (!mSystemReady) { 13976 mSafeMode = true; 13977 } 13978 } 13979 13980 @Override 13981 public void systemReady() { 13982 mSystemReady = true; 13983 13984 // Read the compatibilty setting when the system is ready. 13985 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13986 mContext.getContentResolver(), 13987 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13988 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13989 if (DEBUG_SETTINGS) { 13990 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13991 } 13992 13993 synchronized (mPackages) { 13994 // Verify that all of the preferred activity components actually 13995 // exist. It is possible for applications to be updated and at 13996 // that point remove a previously declared activity component that 13997 // had been set as a preferred activity. We try to clean this up 13998 // the next time we encounter that preferred activity, but it is 13999 // possible for the user flow to never be able to return to that 14000 // situation so here we do a sanity check to make sure we haven't 14001 // left any junk around. 14002 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14003 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14004 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14005 removed.clear(); 14006 for (PreferredActivity pa : pir.filterSet()) { 14007 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14008 removed.add(pa); 14009 } 14010 } 14011 if (removed.size() > 0) { 14012 for (int r=0; r<removed.size(); r++) { 14013 PreferredActivity pa = removed.get(r); 14014 Slog.w(TAG, "Removing dangling preferred activity: " 14015 + pa.mPref.mComponent); 14016 pir.removeFilter(pa); 14017 } 14018 mSettings.writePackageRestrictionsLPr( 14019 mSettings.mPreferredActivities.keyAt(i)); 14020 } 14021 } 14022 } 14023 sUserManager.systemReady(); 14024 14025 // If we upgraded grant all default permissions before kicking off. 14026 if (isFirstBoot() || (CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE && mIsUpgrade)) { 14027 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14028 for (int userId : UserManagerService.getInstance().getUserIds()) { 14029 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14030 } 14031 } 14032 14033 // Kick off any messages waiting for system ready 14034 if (mPostSystemReadyMessages != null) { 14035 for (Message msg : mPostSystemReadyMessages) { 14036 msg.sendToTarget(); 14037 } 14038 mPostSystemReadyMessages = null; 14039 } 14040 14041 // Watch for external volumes that come and go over time 14042 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14043 storage.registerListener(mStorageListener); 14044 14045 mInstallerService.systemReady(); 14046 mPackageDexOptimizer.systemReady(); 14047 } 14048 14049 @Override 14050 public boolean isSafeMode() { 14051 return mSafeMode; 14052 } 14053 14054 @Override 14055 public boolean hasSystemUidErrors() { 14056 return mHasSystemUidErrors; 14057 } 14058 14059 static String arrayToString(int[] array) { 14060 StringBuffer buf = new StringBuffer(128); 14061 buf.append('['); 14062 if (array != null) { 14063 for (int i=0; i<array.length; i++) { 14064 if (i > 0) buf.append(", "); 14065 buf.append(array[i]); 14066 } 14067 } 14068 buf.append(']'); 14069 return buf.toString(); 14070 } 14071 14072 static class DumpState { 14073 public static final int DUMP_LIBS = 1 << 0; 14074 public static final int DUMP_FEATURES = 1 << 1; 14075 public static final int DUMP_RESOLVERS = 1 << 2; 14076 public static final int DUMP_PERMISSIONS = 1 << 3; 14077 public static final int DUMP_PACKAGES = 1 << 4; 14078 public static final int DUMP_SHARED_USERS = 1 << 5; 14079 public static final int DUMP_MESSAGES = 1 << 6; 14080 public static final int DUMP_PROVIDERS = 1 << 7; 14081 public static final int DUMP_VERIFIERS = 1 << 8; 14082 public static final int DUMP_PREFERRED = 1 << 9; 14083 public static final int DUMP_PREFERRED_XML = 1 << 10; 14084 public static final int DUMP_KEYSETS = 1 << 11; 14085 public static final int DUMP_VERSION = 1 << 12; 14086 public static final int DUMP_INSTALLS = 1 << 13; 14087 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14088 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14089 14090 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14091 14092 private int mTypes; 14093 14094 private int mOptions; 14095 14096 private boolean mTitlePrinted; 14097 14098 private SharedUserSetting mSharedUser; 14099 14100 public boolean isDumping(int type) { 14101 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14102 return true; 14103 } 14104 14105 return (mTypes & type) != 0; 14106 } 14107 14108 public void setDump(int type) { 14109 mTypes |= type; 14110 } 14111 14112 public boolean isOptionEnabled(int option) { 14113 return (mOptions & option) != 0; 14114 } 14115 14116 public void setOptionEnabled(int option) { 14117 mOptions |= option; 14118 } 14119 14120 public boolean onTitlePrinted() { 14121 final boolean printed = mTitlePrinted; 14122 mTitlePrinted = true; 14123 return printed; 14124 } 14125 14126 public boolean getTitlePrinted() { 14127 return mTitlePrinted; 14128 } 14129 14130 public void setTitlePrinted(boolean enabled) { 14131 mTitlePrinted = enabled; 14132 } 14133 14134 public SharedUserSetting getSharedUser() { 14135 return mSharedUser; 14136 } 14137 14138 public void setSharedUser(SharedUserSetting user) { 14139 mSharedUser = user; 14140 } 14141 } 14142 14143 @Override 14144 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14145 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14146 != PackageManager.PERMISSION_GRANTED) { 14147 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14148 + Binder.getCallingPid() 14149 + ", uid=" + Binder.getCallingUid() 14150 + " without permission " 14151 + android.Manifest.permission.DUMP); 14152 return; 14153 } 14154 14155 DumpState dumpState = new DumpState(); 14156 boolean fullPreferred = false; 14157 boolean checkin = false; 14158 14159 String packageName = null; 14160 14161 int opti = 0; 14162 while (opti < args.length) { 14163 String opt = args[opti]; 14164 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14165 break; 14166 } 14167 opti++; 14168 14169 if ("-a".equals(opt)) { 14170 // Right now we only know how to print all. 14171 } else if ("-h".equals(opt)) { 14172 pw.println("Package manager dump options:"); 14173 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14174 pw.println(" --checkin: dump for a checkin"); 14175 pw.println(" -f: print details of intent filters"); 14176 pw.println(" -h: print this help"); 14177 pw.println(" cmd may be one of:"); 14178 pw.println(" l[ibraries]: list known shared libraries"); 14179 pw.println(" f[ibraries]: list device features"); 14180 pw.println(" k[eysets]: print known keysets"); 14181 pw.println(" r[esolvers]: dump intent resolvers"); 14182 pw.println(" perm[issions]: dump permissions"); 14183 pw.println(" pref[erred]: print preferred package settings"); 14184 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14185 pw.println(" prov[iders]: dump content providers"); 14186 pw.println(" p[ackages]: dump installed packages"); 14187 pw.println(" s[hared-users]: dump shared user IDs"); 14188 pw.println(" m[essages]: print collected runtime messages"); 14189 pw.println(" v[erifiers]: print package verifier info"); 14190 pw.println(" version: print database version info"); 14191 pw.println(" write: write current settings now"); 14192 pw.println(" <package.name>: info about given package"); 14193 pw.println(" installs: details about install sessions"); 14194 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14195 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14196 return; 14197 } else if ("--checkin".equals(opt)) { 14198 checkin = true; 14199 } else if ("-f".equals(opt)) { 14200 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14201 } else { 14202 pw.println("Unknown argument: " + opt + "; use -h for help"); 14203 } 14204 } 14205 14206 // Is the caller requesting to dump a particular piece of data? 14207 if (opti < args.length) { 14208 String cmd = args[opti]; 14209 opti++; 14210 // Is this a package name? 14211 if ("android".equals(cmd) || cmd.contains(".")) { 14212 packageName = cmd; 14213 // When dumping a single package, we always dump all of its 14214 // filter information since the amount of data will be reasonable. 14215 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14216 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14217 dumpState.setDump(DumpState.DUMP_LIBS); 14218 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14219 dumpState.setDump(DumpState.DUMP_FEATURES); 14220 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14221 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14222 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14223 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14224 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14225 dumpState.setDump(DumpState.DUMP_PREFERRED); 14226 } else if ("preferred-xml".equals(cmd)) { 14227 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14228 if (opti < args.length && "--full".equals(args[opti])) { 14229 fullPreferred = true; 14230 opti++; 14231 } 14232 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14233 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14234 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14235 dumpState.setDump(DumpState.DUMP_PACKAGES); 14236 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14237 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14238 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14239 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14240 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14241 dumpState.setDump(DumpState.DUMP_MESSAGES); 14242 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14243 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14244 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14245 || "intent-filter-verifiers".equals(cmd)) { 14246 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14247 } else if ("version".equals(cmd)) { 14248 dumpState.setDump(DumpState.DUMP_VERSION); 14249 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14250 dumpState.setDump(DumpState.DUMP_KEYSETS); 14251 } else if ("installs".equals(cmd)) { 14252 dumpState.setDump(DumpState.DUMP_INSTALLS); 14253 } else if ("write".equals(cmd)) { 14254 synchronized (mPackages) { 14255 mSettings.writeLPr(); 14256 pw.println("Settings written."); 14257 return; 14258 } 14259 } 14260 } 14261 14262 if (checkin) { 14263 pw.println("vers,1"); 14264 } 14265 14266 // reader 14267 synchronized (mPackages) { 14268 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14269 if (!checkin) { 14270 if (dumpState.onTitlePrinted()) 14271 pw.println(); 14272 pw.println("Database versions:"); 14273 pw.print(" SDK Version:"); 14274 pw.print(" internal="); 14275 pw.print(mSettings.mInternalSdkPlatform); 14276 pw.print(" external="); 14277 pw.println(mSettings.mExternalSdkPlatform); 14278 pw.print(" DB Version:"); 14279 pw.print(" internal="); 14280 pw.print(mSettings.mInternalDatabaseVersion); 14281 pw.print(" external="); 14282 pw.println(mSettings.mExternalDatabaseVersion); 14283 } 14284 } 14285 14286 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14287 if (!checkin) { 14288 if (dumpState.onTitlePrinted()) 14289 pw.println(); 14290 pw.println("Verifiers:"); 14291 pw.print(" Required: "); 14292 pw.print(mRequiredVerifierPackage); 14293 pw.print(" (uid="); 14294 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14295 pw.println(")"); 14296 } else if (mRequiredVerifierPackage != null) { 14297 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14298 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14299 } 14300 } 14301 14302 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14303 packageName == null) { 14304 if (mIntentFilterVerifierComponent != null) { 14305 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14306 if (!checkin) { 14307 if (dumpState.onTitlePrinted()) 14308 pw.println(); 14309 pw.println("Intent Filter Verifier:"); 14310 pw.print(" Using: "); 14311 pw.print(verifierPackageName); 14312 pw.print(" (uid="); 14313 pw.print(getPackageUid(verifierPackageName, 0)); 14314 pw.println(")"); 14315 } else if (verifierPackageName != null) { 14316 pw.print("ifv,"); pw.print(verifierPackageName); 14317 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14318 } 14319 } else { 14320 pw.println(); 14321 pw.println("No Intent Filter Verifier available!"); 14322 } 14323 } 14324 14325 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14326 boolean printedHeader = false; 14327 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14328 while (it.hasNext()) { 14329 String name = it.next(); 14330 SharedLibraryEntry ent = mSharedLibraries.get(name); 14331 if (!checkin) { 14332 if (!printedHeader) { 14333 if (dumpState.onTitlePrinted()) 14334 pw.println(); 14335 pw.println("Libraries:"); 14336 printedHeader = true; 14337 } 14338 pw.print(" "); 14339 } else { 14340 pw.print("lib,"); 14341 } 14342 pw.print(name); 14343 if (!checkin) { 14344 pw.print(" -> "); 14345 } 14346 if (ent.path != null) { 14347 if (!checkin) { 14348 pw.print("(jar) "); 14349 pw.print(ent.path); 14350 } else { 14351 pw.print(",jar,"); 14352 pw.print(ent.path); 14353 } 14354 } else { 14355 if (!checkin) { 14356 pw.print("(apk) "); 14357 pw.print(ent.apk); 14358 } else { 14359 pw.print(",apk,"); 14360 pw.print(ent.apk); 14361 } 14362 } 14363 pw.println(); 14364 } 14365 } 14366 14367 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14368 if (dumpState.onTitlePrinted()) 14369 pw.println(); 14370 if (!checkin) { 14371 pw.println("Features:"); 14372 } 14373 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14374 while (it.hasNext()) { 14375 String name = it.next(); 14376 if (!checkin) { 14377 pw.print(" "); 14378 } else { 14379 pw.print("feat,"); 14380 } 14381 pw.println(name); 14382 } 14383 } 14384 14385 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14386 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14387 : "Activity Resolver Table:", " ", packageName, 14388 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14389 dumpState.setTitlePrinted(true); 14390 } 14391 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14392 : "Receiver Resolver Table:", " ", packageName, 14393 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14394 dumpState.setTitlePrinted(true); 14395 } 14396 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14397 : "Service Resolver Table:", " ", packageName, 14398 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14399 dumpState.setTitlePrinted(true); 14400 } 14401 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14402 : "Provider Resolver Table:", " ", packageName, 14403 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14404 dumpState.setTitlePrinted(true); 14405 } 14406 } 14407 14408 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14409 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14410 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14411 int user = mSettings.mPreferredActivities.keyAt(i); 14412 if (pir.dump(pw, 14413 dumpState.getTitlePrinted() 14414 ? "\nPreferred Activities User " + user + ":" 14415 : "Preferred Activities User " + user + ":", " ", 14416 packageName, true, false)) { 14417 dumpState.setTitlePrinted(true); 14418 } 14419 } 14420 } 14421 14422 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14423 pw.flush(); 14424 FileOutputStream fout = new FileOutputStream(fd); 14425 BufferedOutputStream str = new BufferedOutputStream(fout); 14426 XmlSerializer serializer = new FastXmlSerializer(); 14427 try { 14428 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14429 serializer.startDocument(null, true); 14430 serializer.setFeature( 14431 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14432 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14433 serializer.endDocument(); 14434 serializer.flush(); 14435 } catch (IllegalArgumentException e) { 14436 pw.println("Failed writing: " + e); 14437 } catch (IllegalStateException e) { 14438 pw.println("Failed writing: " + e); 14439 } catch (IOException e) { 14440 pw.println("Failed writing: " + e); 14441 } 14442 } 14443 14444 if (!checkin 14445 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14446 && packageName == null) { 14447 pw.println(); 14448 int count = mSettings.mPackages.size(); 14449 if (count == 0) { 14450 pw.println("No domain preferred apps!"); 14451 pw.println(); 14452 } else { 14453 final String prefix = " "; 14454 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14455 if (allPackageSettings.size() == 0) { 14456 pw.println("No domain preferred apps!"); 14457 pw.println(); 14458 } else { 14459 pw.println("Domain preferred apps status:"); 14460 pw.println(); 14461 count = 0; 14462 for (PackageSetting ps : allPackageSettings) { 14463 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14464 if (ivi == null || ivi.getPackageName() == null) continue; 14465 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14466 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14467 pw.println(prefix + "Status: " + ivi.getStatusString()); 14468 pw.println(); 14469 count++; 14470 } 14471 if (count == 0) { 14472 pw.println(prefix + "No domain preferred app status!"); 14473 pw.println(); 14474 } 14475 for (int userId : sUserManager.getUserIds()) { 14476 pw.println("Domain preferred apps for User " + userId + ":"); 14477 pw.println(); 14478 count = 0; 14479 for (PackageSetting ps : allPackageSettings) { 14480 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14481 if (ivi == null || ivi.getPackageName() == null) { 14482 continue; 14483 } 14484 final int status = ps.getDomainVerificationStatusForUser(userId); 14485 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14486 continue; 14487 } 14488 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14489 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14490 String statusStr = IntentFilterVerificationInfo. 14491 getStatusStringFromValue(status); 14492 pw.println(prefix + "Status: " + statusStr); 14493 pw.println(); 14494 count++; 14495 } 14496 if (count == 0) { 14497 pw.println(prefix + "No domain preferred apps!"); 14498 pw.println(); 14499 } 14500 } 14501 } 14502 } 14503 } 14504 14505 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14506 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 14507 if (packageName == null) { 14508 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14509 if (iperm == 0) { 14510 if (dumpState.onTitlePrinted()) 14511 pw.println(); 14512 pw.println("AppOp Permissions:"); 14513 } 14514 pw.print(" AppOp Permission "); 14515 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14516 pw.println(":"); 14517 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14518 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14519 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14520 } 14521 } 14522 } 14523 } 14524 14525 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14526 boolean printedSomething = false; 14527 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14528 if (packageName != null && !packageName.equals(p.info.packageName)) { 14529 continue; 14530 } 14531 if (!printedSomething) { 14532 if (dumpState.onTitlePrinted()) 14533 pw.println(); 14534 pw.println("Registered ContentProviders:"); 14535 printedSomething = true; 14536 } 14537 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14538 pw.print(" "); pw.println(p.toString()); 14539 } 14540 printedSomething = false; 14541 for (Map.Entry<String, PackageParser.Provider> entry : 14542 mProvidersByAuthority.entrySet()) { 14543 PackageParser.Provider p = entry.getValue(); 14544 if (packageName != null && !packageName.equals(p.info.packageName)) { 14545 continue; 14546 } 14547 if (!printedSomething) { 14548 if (dumpState.onTitlePrinted()) 14549 pw.println(); 14550 pw.println("ContentProvider Authorities:"); 14551 printedSomething = true; 14552 } 14553 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14554 pw.print(" "); pw.println(p.toString()); 14555 if (p.info != null && p.info.applicationInfo != null) { 14556 final String appInfo = p.info.applicationInfo.toString(); 14557 pw.print(" applicationInfo="); pw.println(appInfo); 14558 } 14559 } 14560 } 14561 14562 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14563 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14564 } 14565 14566 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14567 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 14568 } 14569 14570 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14571 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 14572 } 14573 14574 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14575 // XXX should handle packageName != null by dumping only install data that 14576 // the given package is involved with. 14577 if (dumpState.onTitlePrinted()) pw.println(); 14578 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14579 } 14580 14581 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14582 if (dumpState.onTitlePrinted()) pw.println(); 14583 mSettings.dumpReadMessagesLPr(pw, dumpState); 14584 14585 pw.println(); 14586 pw.println("Package warning messages:"); 14587 BufferedReader in = null; 14588 String line = null; 14589 try { 14590 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14591 while ((line = in.readLine()) != null) { 14592 if (line.contains("ignored: updated version")) continue; 14593 pw.println(line); 14594 } 14595 } catch (IOException ignored) { 14596 } finally { 14597 IoUtils.closeQuietly(in); 14598 } 14599 } 14600 14601 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14602 BufferedReader in = null; 14603 String line = null; 14604 try { 14605 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14606 while ((line = in.readLine()) != null) { 14607 if (line.contains("ignored: updated version")) continue; 14608 pw.print("msg,"); 14609 pw.println(line); 14610 } 14611 } catch (IOException ignored) { 14612 } finally { 14613 IoUtils.closeQuietly(in); 14614 } 14615 } 14616 } 14617 } 14618 14619 // ------- apps on sdcard specific code ------- 14620 static final boolean DEBUG_SD_INSTALL = false; 14621 14622 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14623 14624 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14625 14626 private boolean mMediaMounted = false; 14627 14628 static String getEncryptKey() { 14629 try { 14630 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14631 SD_ENCRYPTION_KEYSTORE_NAME); 14632 if (sdEncKey == null) { 14633 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14634 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14635 if (sdEncKey == null) { 14636 Slog.e(TAG, "Failed to create encryption keys"); 14637 return null; 14638 } 14639 } 14640 return sdEncKey; 14641 } catch (NoSuchAlgorithmException nsae) { 14642 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14643 return null; 14644 } catch (IOException ioe) { 14645 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14646 return null; 14647 } 14648 } 14649 14650 /* 14651 * Update media status on PackageManager. 14652 */ 14653 @Override 14654 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14655 int callingUid = Binder.getCallingUid(); 14656 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14657 throw new SecurityException("Media status can only be updated by the system"); 14658 } 14659 // reader; this apparently protects mMediaMounted, but should probably 14660 // be a different lock in that case. 14661 synchronized (mPackages) { 14662 Log.i(TAG, "Updating external media status from " 14663 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14664 + (mediaStatus ? "mounted" : "unmounted")); 14665 if (DEBUG_SD_INSTALL) 14666 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14667 + ", mMediaMounted=" + mMediaMounted); 14668 if (mediaStatus == mMediaMounted) { 14669 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14670 : 0, -1); 14671 mHandler.sendMessage(msg); 14672 return; 14673 } 14674 mMediaMounted = mediaStatus; 14675 } 14676 // Queue up an async operation since the package installation may take a 14677 // little while. 14678 mHandler.post(new Runnable() { 14679 public void run() { 14680 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14681 } 14682 }); 14683 } 14684 14685 /** 14686 * Called by MountService when the initial ASECs to scan are available. 14687 * Should block until all the ASEC containers are finished being scanned. 14688 */ 14689 public void scanAvailableAsecs() { 14690 updateExternalMediaStatusInner(true, false, false); 14691 if (mShouldRestoreconData) { 14692 SELinuxMMAC.setRestoreconDone(); 14693 mShouldRestoreconData = false; 14694 } 14695 } 14696 14697 /* 14698 * Collect information of applications on external media, map them against 14699 * existing containers and update information based on current mount status. 14700 * Please note that we always have to report status if reportStatus has been 14701 * set to true especially when unloading packages. 14702 */ 14703 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14704 boolean externalStorage) { 14705 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14706 int[] uidArr = EmptyArray.INT; 14707 14708 final String[] list = PackageHelper.getSecureContainerList(); 14709 if (ArrayUtils.isEmpty(list)) { 14710 Log.i(TAG, "No secure containers found"); 14711 } else { 14712 // Process list of secure containers and categorize them 14713 // as active or stale based on their package internal state. 14714 14715 // reader 14716 synchronized (mPackages) { 14717 for (String cid : list) { 14718 // Leave stages untouched for now; installer service owns them 14719 if (PackageInstallerService.isStageName(cid)) continue; 14720 14721 if (DEBUG_SD_INSTALL) 14722 Log.i(TAG, "Processing container " + cid); 14723 String pkgName = getAsecPackageName(cid); 14724 if (pkgName == null) { 14725 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14726 continue; 14727 } 14728 if (DEBUG_SD_INSTALL) 14729 Log.i(TAG, "Looking for pkg : " + pkgName); 14730 14731 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14732 if (ps == null) { 14733 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14734 continue; 14735 } 14736 14737 /* 14738 * Skip packages that are not external if we're unmounting 14739 * external storage. 14740 */ 14741 if (externalStorage && !isMounted && !isExternal(ps)) { 14742 continue; 14743 } 14744 14745 final AsecInstallArgs args = new AsecInstallArgs(cid, 14746 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14747 // The package status is changed only if the code path 14748 // matches between settings and the container id. 14749 if (ps.codePathString != null 14750 && ps.codePathString.startsWith(args.getCodePath())) { 14751 if (DEBUG_SD_INSTALL) { 14752 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14753 + " at code path: " + ps.codePathString); 14754 } 14755 14756 // We do have a valid package installed on sdcard 14757 processCids.put(args, ps.codePathString); 14758 final int uid = ps.appId; 14759 if (uid != -1) { 14760 uidArr = ArrayUtils.appendInt(uidArr, uid); 14761 } 14762 } else { 14763 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14764 + ps.codePathString); 14765 } 14766 } 14767 } 14768 14769 Arrays.sort(uidArr); 14770 } 14771 14772 // Process packages with valid entries. 14773 if (isMounted) { 14774 if (DEBUG_SD_INSTALL) 14775 Log.i(TAG, "Loading packages"); 14776 loadMediaPackages(processCids, uidArr); 14777 startCleaningPackages(); 14778 mInstallerService.onSecureContainersAvailable(); 14779 } else { 14780 if (DEBUG_SD_INSTALL) 14781 Log.i(TAG, "Unloading packages"); 14782 unloadMediaPackages(processCids, uidArr, reportStatus); 14783 } 14784 } 14785 14786 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14787 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14788 final int size = infos.size(); 14789 final String[] packageNames = new String[size]; 14790 final int[] packageUids = new int[size]; 14791 for (int i = 0; i < size; i++) { 14792 final ApplicationInfo info = infos.get(i); 14793 packageNames[i] = info.packageName; 14794 packageUids[i] = info.uid; 14795 } 14796 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14797 finishedReceiver); 14798 } 14799 14800 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14801 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14802 sendResourcesChangedBroadcast(mediaStatus, replacing, 14803 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14804 } 14805 14806 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14807 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14808 int size = pkgList.length; 14809 if (size > 0) { 14810 // Send broadcasts here 14811 Bundle extras = new Bundle(); 14812 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14813 if (uidArr != null) { 14814 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14815 } 14816 if (replacing) { 14817 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14818 } 14819 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14820 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14821 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14822 } 14823 } 14824 14825 /* 14826 * Look at potentially valid container ids from processCids If package 14827 * information doesn't match the one on record or package scanning fails, 14828 * the cid is added to list of removeCids. We currently don't delete stale 14829 * containers. 14830 */ 14831 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14832 ArrayList<String> pkgList = new ArrayList<String>(); 14833 Set<AsecInstallArgs> keys = processCids.keySet(); 14834 14835 for (AsecInstallArgs args : keys) { 14836 String codePath = processCids.get(args); 14837 if (DEBUG_SD_INSTALL) 14838 Log.i(TAG, "Loading container : " + args.cid); 14839 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14840 try { 14841 // Make sure there are no container errors first. 14842 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14843 Slog.e(TAG, "Failed to mount cid : " + args.cid 14844 + " when installing from sdcard"); 14845 continue; 14846 } 14847 // Check code path here. 14848 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14849 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14850 + " does not match one in settings " + codePath); 14851 continue; 14852 } 14853 // Parse package 14854 int parseFlags = mDefParseFlags; 14855 if (args.isExternalAsec()) { 14856 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14857 } 14858 if (args.isFwdLocked()) { 14859 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14860 } 14861 14862 synchronized (mInstallLock) { 14863 PackageParser.Package pkg = null; 14864 try { 14865 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14866 } catch (PackageManagerException e) { 14867 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14868 } 14869 // Scan the package 14870 if (pkg != null) { 14871 /* 14872 * TODO why is the lock being held? doPostInstall is 14873 * called in other places without the lock. This needs 14874 * to be straightened out. 14875 */ 14876 // writer 14877 synchronized (mPackages) { 14878 retCode = PackageManager.INSTALL_SUCCEEDED; 14879 pkgList.add(pkg.packageName); 14880 // Post process args 14881 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14882 pkg.applicationInfo.uid); 14883 } 14884 } else { 14885 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14886 } 14887 } 14888 14889 } finally { 14890 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14891 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14892 } 14893 } 14894 } 14895 // writer 14896 synchronized (mPackages) { 14897 // If the platform SDK has changed since the last time we booted, 14898 // we need to re-grant app permission to catch any new ones that 14899 // appear. This is really a hack, and means that apps can in some 14900 // cases get permissions that the user didn't initially explicitly 14901 // allow... it would be nice to have some better way to handle 14902 // this situation. 14903 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14904 if (regrantPermissions) 14905 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14906 + mSdkVersion + "; regranting permissions for external storage"); 14907 mSettings.mExternalSdkPlatform = mSdkVersion; 14908 14909 // Make sure group IDs have been assigned, and any permission 14910 // changes in other apps are accounted for 14911 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14912 | (regrantPermissions 14913 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14914 : 0)); 14915 14916 mSettings.updateExternalDatabaseVersion(); 14917 14918 // can downgrade to reader 14919 // Persist settings 14920 mSettings.writeLPr(); 14921 } 14922 // Send a broadcast to let everyone know we are done processing 14923 if (pkgList.size() > 0) { 14924 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14925 } 14926 } 14927 14928 /* 14929 * Utility method to unload a list of specified containers 14930 */ 14931 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14932 // Just unmount all valid containers. 14933 for (AsecInstallArgs arg : cidArgs) { 14934 synchronized (mInstallLock) { 14935 arg.doPostDeleteLI(false); 14936 } 14937 } 14938 } 14939 14940 /* 14941 * Unload packages mounted on external media. This involves deleting package 14942 * data from internal structures, sending broadcasts about diabled packages, 14943 * gc'ing to free up references, unmounting all secure containers 14944 * corresponding to packages on external media, and posting a 14945 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14946 * that we always have to post this message if status has been requested no 14947 * matter what. 14948 */ 14949 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14950 final boolean reportStatus) { 14951 if (DEBUG_SD_INSTALL) 14952 Log.i(TAG, "unloading media packages"); 14953 ArrayList<String> pkgList = new ArrayList<String>(); 14954 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14955 final Set<AsecInstallArgs> keys = processCids.keySet(); 14956 for (AsecInstallArgs args : keys) { 14957 String pkgName = args.getPackageName(); 14958 if (DEBUG_SD_INSTALL) 14959 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14960 // Delete package internally 14961 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14962 synchronized (mInstallLock) { 14963 boolean res = deletePackageLI(pkgName, null, false, null, null, 14964 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14965 if (res) { 14966 pkgList.add(pkgName); 14967 } else { 14968 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14969 failedList.add(args); 14970 } 14971 } 14972 } 14973 14974 // reader 14975 synchronized (mPackages) { 14976 // We didn't update the settings after removing each package; 14977 // write them now for all packages. 14978 mSettings.writeLPr(); 14979 } 14980 14981 // We have to absolutely send UPDATED_MEDIA_STATUS only 14982 // after confirming that all the receivers processed the ordered 14983 // broadcast when packages get disabled, force a gc to clean things up. 14984 // and unload all the containers. 14985 if (pkgList.size() > 0) { 14986 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14987 new IIntentReceiver.Stub() { 14988 public void performReceive(Intent intent, int resultCode, String data, 14989 Bundle extras, boolean ordered, boolean sticky, 14990 int sendingUser) throws RemoteException { 14991 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14992 reportStatus ? 1 : 0, 1, keys); 14993 mHandler.sendMessage(msg); 14994 } 14995 }); 14996 } else { 14997 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14998 keys); 14999 mHandler.sendMessage(msg); 15000 } 15001 } 15002 15003 private void loadPrivatePackages(VolumeInfo vol) { 15004 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15005 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15006 synchronized (mInstallLock) { 15007 synchronized (mPackages) { 15008 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15009 for (PackageSetting ps : packages) { 15010 final PackageParser.Package pkg; 15011 try { 15012 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15013 loaded.add(pkg.applicationInfo); 15014 } catch (PackageManagerException e) { 15015 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15016 } 15017 } 15018 15019 // TODO: regrant any permissions that changed based since original install 15020 15021 mSettings.writeLPr(); 15022 } 15023 } 15024 15025 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15026 sendResourcesChangedBroadcast(true, false, loaded, null); 15027 } 15028 15029 private void unloadPrivatePackages(VolumeInfo vol) { 15030 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15031 synchronized (mInstallLock) { 15032 synchronized (mPackages) { 15033 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15034 for (PackageSetting ps : packages) { 15035 if (ps.pkg == null) continue; 15036 15037 final ApplicationInfo info = ps.pkg.applicationInfo; 15038 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15039 if (deletePackageLI(ps.name, null, false, null, null, 15040 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15041 unloaded.add(info); 15042 } else { 15043 Slog.w(TAG, "Failed to unload " + ps.codePath); 15044 } 15045 } 15046 15047 mSettings.writeLPr(); 15048 } 15049 } 15050 15051 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15052 sendResourcesChangedBroadcast(false, false, unloaded, null); 15053 } 15054 15055 private void unfreezePackage(String packageName) { 15056 synchronized (mPackages) { 15057 final PackageSetting ps = mSettings.mPackages.get(packageName); 15058 if (ps != null) { 15059 ps.frozen = false; 15060 } 15061 } 15062 } 15063 15064 @Override 15065 public int movePackage(final String packageName, final String volumeUuid) { 15066 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15067 15068 final int moveId = mNextMoveId.getAndIncrement(); 15069 try { 15070 movePackageInternal(packageName, volumeUuid, moveId); 15071 } catch (PackageManagerException e) { 15072 Slog.w(TAG, "Failed to move " + packageName, e); 15073 mMoveCallbacks.notifyStatusChanged(moveId, 15074 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15075 } 15076 return moveId; 15077 } 15078 15079 private void movePackageInternal(final String packageName, final String volumeUuid, 15080 final int moveId) throws PackageManagerException { 15081 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15082 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15083 final PackageManager pm = mContext.getPackageManager(); 15084 15085 final boolean currentAsec; 15086 final String currentVolumeUuid; 15087 final File codeFile; 15088 final String installerPackageName; 15089 final String packageAbiOverride; 15090 final int appId; 15091 final String seinfo; 15092 final String label; 15093 15094 // reader 15095 synchronized (mPackages) { 15096 final PackageParser.Package pkg = mPackages.get(packageName); 15097 final PackageSetting ps = mSettings.mPackages.get(packageName); 15098 if (pkg == null || ps == null) { 15099 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15100 } 15101 15102 if (pkg.applicationInfo.isSystemApp()) { 15103 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15104 "Cannot move system application"); 15105 } 15106 15107 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15108 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15109 "Package already moved to " + volumeUuid); 15110 } 15111 15112 final File probe = new File(pkg.codePath); 15113 final File probeOat = new File(probe, "oat"); 15114 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15115 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15116 "Move only supported for modern cluster style installs"); 15117 } 15118 15119 if (ps.frozen) { 15120 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15121 "Failed to move already frozen package"); 15122 } 15123 ps.frozen = true; 15124 15125 currentAsec = pkg.applicationInfo.isForwardLocked() 15126 || pkg.applicationInfo.isExternalAsec(); 15127 currentVolumeUuid = ps.volumeUuid; 15128 codeFile = new File(pkg.codePath); 15129 installerPackageName = ps.installerPackageName; 15130 packageAbiOverride = ps.cpuAbiOverrideString; 15131 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15132 seinfo = pkg.applicationInfo.seinfo; 15133 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15134 } 15135 15136 // Now that we're guarded by frozen state, kill app during move 15137 killApplication(packageName, appId, "move pkg"); 15138 15139 final Bundle extras = new Bundle(); 15140 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15141 extras.putString(Intent.EXTRA_TITLE, label); 15142 mMoveCallbacks.notifyCreated(moveId, extras); 15143 15144 int installFlags; 15145 final boolean moveCompleteApp; 15146 final File measurePath; 15147 15148 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15149 installFlags = INSTALL_INTERNAL; 15150 moveCompleteApp = !currentAsec; 15151 measurePath = Environment.getDataAppDirectory(volumeUuid); 15152 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15153 installFlags = INSTALL_EXTERNAL; 15154 moveCompleteApp = false; 15155 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15156 } else { 15157 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15158 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15159 || !volume.isMountedWritable()) { 15160 unfreezePackage(packageName); 15161 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15162 "Move location not mounted private volume"); 15163 } 15164 15165 Preconditions.checkState(!currentAsec); 15166 15167 installFlags = INSTALL_INTERNAL; 15168 moveCompleteApp = true; 15169 measurePath = Environment.getDataAppDirectory(volumeUuid); 15170 } 15171 15172 final PackageStats stats = new PackageStats(null, -1); 15173 synchronized (mInstaller) { 15174 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15175 unfreezePackage(packageName); 15176 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15177 "Failed to measure package size"); 15178 } 15179 } 15180 15181 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15182 + stats.dataSize); 15183 15184 final long startFreeBytes = measurePath.getFreeSpace(); 15185 final long sizeBytes; 15186 if (moveCompleteApp) { 15187 sizeBytes = stats.codeSize + stats.dataSize; 15188 } else { 15189 sizeBytes = stats.codeSize; 15190 } 15191 15192 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15193 unfreezePackage(packageName); 15194 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15195 "Not enough free space to move"); 15196 } 15197 15198 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15199 15200 final CountDownLatch installedLatch = new CountDownLatch(1); 15201 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15202 @Override 15203 public void onUserActionRequired(Intent intent) throws RemoteException { 15204 throw new IllegalStateException(); 15205 } 15206 15207 @Override 15208 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15209 Bundle extras) throws RemoteException { 15210 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15211 + PackageManager.installStatusToString(returnCode, msg)); 15212 15213 installedLatch.countDown(); 15214 15215 // Regardless of success or failure of the move operation, 15216 // always unfreeze the package 15217 unfreezePackage(packageName); 15218 15219 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15220 switch (status) { 15221 case PackageInstaller.STATUS_SUCCESS: 15222 mMoveCallbacks.notifyStatusChanged(moveId, 15223 PackageManager.MOVE_SUCCEEDED); 15224 break; 15225 case PackageInstaller.STATUS_FAILURE_STORAGE: 15226 mMoveCallbacks.notifyStatusChanged(moveId, 15227 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15228 break; 15229 default: 15230 mMoveCallbacks.notifyStatusChanged(moveId, 15231 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15232 break; 15233 } 15234 } 15235 }; 15236 15237 final MoveInfo move; 15238 if (moveCompleteApp) { 15239 // Kick off a thread to report progress estimates 15240 new Thread() { 15241 @Override 15242 public void run() { 15243 while (true) { 15244 try { 15245 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15246 break; 15247 } 15248 } catch (InterruptedException ignored) { 15249 } 15250 15251 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15252 final int progress = 10 + (int) MathUtils.constrain( 15253 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15254 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15255 } 15256 } 15257 }.start(); 15258 15259 final String dataAppName = codeFile.getName(); 15260 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15261 dataAppName, appId, seinfo); 15262 } else { 15263 move = null; 15264 } 15265 15266 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15267 15268 final Message msg = mHandler.obtainMessage(INIT_COPY); 15269 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15270 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15271 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15272 mHandler.sendMessage(msg); 15273 } 15274 15275 @Override 15276 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15277 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15278 15279 final int realMoveId = mNextMoveId.getAndIncrement(); 15280 final Bundle extras = new Bundle(); 15281 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15282 mMoveCallbacks.notifyCreated(realMoveId, extras); 15283 15284 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15285 @Override 15286 public void onCreated(int moveId, Bundle extras) { 15287 // Ignored 15288 } 15289 15290 @Override 15291 public void onStatusChanged(int moveId, int status, long estMillis) { 15292 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15293 } 15294 }; 15295 15296 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15297 storage.setPrimaryStorageUuid(volumeUuid, callback); 15298 return realMoveId; 15299 } 15300 15301 @Override 15302 public int getMoveStatus(int moveId) { 15303 mContext.enforceCallingOrSelfPermission( 15304 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15305 return mMoveCallbacks.mLastStatus.get(moveId); 15306 } 15307 15308 @Override 15309 public void registerMoveCallback(IPackageMoveObserver callback) { 15310 mContext.enforceCallingOrSelfPermission( 15311 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15312 mMoveCallbacks.register(callback); 15313 } 15314 15315 @Override 15316 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15317 mContext.enforceCallingOrSelfPermission( 15318 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15319 mMoveCallbacks.unregister(callback); 15320 } 15321 15322 @Override 15323 public boolean setInstallLocation(int loc) { 15324 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15325 null); 15326 if (getInstallLocation() == loc) { 15327 return true; 15328 } 15329 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15330 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15331 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15332 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15333 return true; 15334 } 15335 return false; 15336 } 15337 15338 @Override 15339 public int getInstallLocation() { 15340 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15341 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15342 PackageHelper.APP_INSTALL_AUTO); 15343 } 15344 15345 /** Called by UserManagerService */ 15346 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15347 mDirtyUsers.remove(userHandle); 15348 mSettings.removeUserLPw(userHandle); 15349 mPendingBroadcasts.remove(userHandle); 15350 if (mInstaller != null) { 15351 // Technically, we shouldn't be doing this with the package lock 15352 // held. However, this is very rare, and there is already so much 15353 // other disk I/O going on, that we'll let it slide for now. 15354 final StorageManager storage = StorageManager.from(mContext); 15355 final List<VolumeInfo> vols = storage.getVolumes(); 15356 for (VolumeInfo vol : vols) { 15357 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15358 final String volumeUuid = vol.getFsUuid(); 15359 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15360 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15361 } 15362 } 15363 } 15364 mUserNeedsBadging.delete(userHandle); 15365 removeUnusedPackagesLILPw(userManager, userHandle); 15366 } 15367 15368 /** 15369 * We're removing userHandle and would like to remove any downloaded packages 15370 * that are no longer in use by any other user. 15371 * @param userHandle the user being removed 15372 */ 15373 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15374 final boolean DEBUG_CLEAN_APKS = false; 15375 int [] users = userManager.getUserIdsLPr(); 15376 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15377 while (psit.hasNext()) { 15378 PackageSetting ps = psit.next(); 15379 if (ps.pkg == null) { 15380 continue; 15381 } 15382 final String packageName = ps.pkg.packageName; 15383 // Skip over if system app 15384 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15385 continue; 15386 } 15387 if (DEBUG_CLEAN_APKS) { 15388 Slog.i(TAG, "Checking package " + packageName); 15389 } 15390 boolean keep = false; 15391 for (int i = 0; i < users.length; i++) { 15392 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15393 keep = true; 15394 if (DEBUG_CLEAN_APKS) { 15395 Slog.i(TAG, " Keeping package " + packageName + " for user " 15396 + users[i]); 15397 } 15398 break; 15399 } 15400 } 15401 if (!keep) { 15402 if (DEBUG_CLEAN_APKS) { 15403 Slog.i(TAG, " Removing package " + packageName); 15404 } 15405 mHandler.post(new Runnable() { 15406 public void run() { 15407 deletePackageX(packageName, userHandle, 0); 15408 } //end run 15409 }); 15410 } 15411 } 15412 } 15413 15414 /** Called by UserManagerService */ 15415 void createNewUserLILPw(int userHandle, File path) { 15416 if (mInstaller != null) { 15417 mInstaller.createUserConfig(userHandle); 15418 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15419 } 15420 } 15421 15422 void newUserCreatedLILPw(final int userHandle) { 15423 // We cannot grant the default permissions with a lock held as 15424 // we query providers from other components for default handlers 15425 // such as enabled IMEs, etc. 15426 mHandler.post(new Runnable() { 15427 @Override 15428 public void run() { 15429 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15430 } 15431 }); 15432 } 15433 15434 @Override 15435 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15436 mContext.enforceCallingOrSelfPermission( 15437 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15438 "Only package verification agents can read the verifier device identity"); 15439 15440 synchronized (mPackages) { 15441 return mSettings.getVerifierDeviceIdentityLPw(); 15442 } 15443 } 15444 15445 @Override 15446 public void setPermissionEnforced(String permission, boolean enforced) { 15447 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15448 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15449 synchronized (mPackages) { 15450 if (mSettings.mReadExternalStorageEnforced == null 15451 || mSettings.mReadExternalStorageEnforced != enforced) { 15452 mSettings.mReadExternalStorageEnforced = enforced; 15453 mSettings.writeLPr(); 15454 } 15455 } 15456 // kill any non-foreground processes so we restart them and 15457 // grant/revoke the GID. 15458 final IActivityManager am = ActivityManagerNative.getDefault(); 15459 if (am != null) { 15460 final long token = Binder.clearCallingIdentity(); 15461 try { 15462 am.killProcessesBelowForeground("setPermissionEnforcement"); 15463 } catch (RemoteException e) { 15464 } finally { 15465 Binder.restoreCallingIdentity(token); 15466 } 15467 } 15468 } else { 15469 throw new IllegalArgumentException("No selective enforcement for " + permission); 15470 } 15471 } 15472 15473 @Override 15474 @Deprecated 15475 public boolean isPermissionEnforced(String permission) { 15476 return true; 15477 } 15478 15479 @Override 15480 public boolean isStorageLow() { 15481 final long token = Binder.clearCallingIdentity(); 15482 try { 15483 final DeviceStorageMonitorInternal 15484 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15485 if (dsm != null) { 15486 return dsm.isMemoryLow(); 15487 } else { 15488 return false; 15489 } 15490 } finally { 15491 Binder.restoreCallingIdentity(token); 15492 } 15493 } 15494 15495 @Override 15496 public IPackageInstaller getPackageInstaller() { 15497 return mInstallerService; 15498 } 15499 15500 private boolean userNeedsBadging(int userId) { 15501 int index = mUserNeedsBadging.indexOfKey(userId); 15502 if (index < 0) { 15503 final UserInfo userInfo; 15504 final long token = Binder.clearCallingIdentity(); 15505 try { 15506 userInfo = sUserManager.getUserInfo(userId); 15507 } finally { 15508 Binder.restoreCallingIdentity(token); 15509 } 15510 final boolean b; 15511 if (userInfo != null && userInfo.isManagedProfile()) { 15512 b = true; 15513 } else { 15514 b = false; 15515 } 15516 mUserNeedsBadging.put(userId, b); 15517 return b; 15518 } 15519 return mUserNeedsBadging.valueAt(index); 15520 } 15521 15522 @Override 15523 public KeySet getKeySetByAlias(String packageName, String alias) { 15524 if (packageName == null || alias == null) { 15525 return null; 15526 } 15527 synchronized(mPackages) { 15528 final PackageParser.Package pkg = mPackages.get(packageName); 15529 if (pkg == null) { 15530 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15531 throw new IllegalArgumentException("Unknown package: " + packageName); 15532 } 15533 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15534 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15535 } 15536 } 15537 15538 @Override 15539 public KeySet getSigningKeySet(String packageName) { 15540 if (packageName == null) { 15541 return null; 15542 } 15543 synchronized(mPackages) { 15544 final PackageParser.Package pkg = mPackages.get(packageName); 15545 if (pkg == null) { 15546 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15547 throw new IllegalArgumentException("Unknown package: " + packageName); 15548 } 15549 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15550 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15551 throw new SecurityException("May not access signing KeySet of other apps."); 15552 } 15553 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15554 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15555 } 15556 } 15557 15558 @Override 15559 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15560 if (packageName == null || ks == null) { 15561 return false; 15562 } 15563 synchronized(mPackages) { 15564 final PackageParser.Package pkg = mPackages.get(packageName); 15565 if (pkg == null) { 15566 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15567 throw new IllegalArgumentException("Unknown package: " + packageName); 15568 } 15569 IBinder ksh = ks.getToken(); 15570 if (ksh instanceof KeySetHandle) { 15571 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15572 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15573 } 15574 return false; 15575 } 15576 } 15577 15578 @Override 15579 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15580 if (packageName == null || ks == null) { 15581 return false; 15582 } 15583 synchronized(mPackages) { 15584 final PackageParser.Package pkg = mPackages.get(packageName); 15585 if (pkg == null) { 15586 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15587 throw new IllegalArgumentException("Unknown package: " + packageName); 15588 } 15589 IBinder ksh = ks.getToken(); 15590 if (ksh instanceof KeySetHandle) { 15591 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15592 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15593 } 15594 return false; 15595 } 15596 } 15597 15598 public void getUsageStatsIfNoPackageUsageInfo() { 15599 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15600 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15601 if (usm == null) { 15602 throw new IllegalStateException("UsageStatsManager must be initialized"); 15603 } 15604 long now = System.currentTimeMillis(); 15605 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15606 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15607 String packageName = entry.getKey(); 15608 PackageParser.Package pkg = mPackages.get(packageName); 15609 if (pkg == null) { 15610 continue; 15611 } 15612 UsageStats usage = entry.getValue(); 15613 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15614 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15615 } 15616 } 15617 } 15618 15619 /** 15620 * Check and throw if the given before/after packages would be considered a 15621 * downgrade. 15622 */ 15623 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15624 throws PackageManagerException { 15625 if (after.versionCode < before.mVersionCode) { 15626 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15627 "Update version code " + after.versionCode + " is older than current " 15628 + before.mVersionCode); 15629 } else if (after.versionCode == before.mVersionCode) { 15630 if (after.baseRevisionCode < before.baseRevisionCode) { 15631 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15632 "Update base revision code " + after.baseRevisionCode 15633 + " is older than current " + before.baseRevisionCode); 15634 } 15635 15636 if (!ArrayUtils.isEmpty(after.splitNames)) { 15637 for (int i = 0; i < after.splitNames.length; i++) { 15638 final String splitName = after.splitNames[i]; 15639 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15640 if (j != -1) { 15641 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15642 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15643 "Update split " + splitName + " revision code " 15644 + after.splitRevisionCodes[i] + " is older than current " 15645 + before.splitRevisionCodes[j]); 15646 } 15647 } 15648 } 15649 } 15650 } 15651 } 15652 15653 private static class MoveCallbacks extends Handler { 15654 private static final int MSG_CREATED = 1; 15655 private static final int MSG_STATUS_CHANGED = 2; 15656 15657 private final RemoteCallbackList<IPackageMoveObserver> 15658 mCallbacks = new RemoteCallbackList<>(); 15659 15660 private final SparseIntArray mLastStatus = new SparseIntArray(); 15661 15662 public MoveCallbacks(Looper looper) { 15663 super(looper); 15664 } 15665 15666 public void register(IPackageMoveObserver callback) { 15667 mCallbacks.register(callback); 15668 } 15669 15670 public void unregister(IPackageMoveObserver callback) { 15671 mCallbacks.unregister(callback); 15672 } 15673 15674 @Override 15675 public void handleMessage(Message msg) { 15676 final SomeArgs args = (SomeArgs) msg.obj; 15677 final int n = mCallbacks.beginBroadcast(); 15678 for (int i = 0; i < n; i++) { 15679 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15680 try { 15681 invokeCallback(callback, msg.what, args); 15682 } catch (RemoteException ignored) { 15683 } 15684 } 15685 mCallbacks.finishBroadcast(); 15686 args.recycle(); 15687 } 15688 15689 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15690 throws RemoteException { 15691 switch (what) { 15692 case MSG_CREATED: { 15693 callback.onCreated(args.argi1, (Bundle) args.arg2); 15694 break; 15695 } 15696 case MSG_STATUS_CHANGED: { 15697 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15698 break; 15699 } 15700 } 15701 } 15702 15703 private void notifyCreated(int moveId, Bundle extras) { 15704 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15705 15706 final SomeArgs args = SomeArgs.obtain(); 15707 args.argi1 = moveId; 15708 args.arg2 = extras; 15709 obtainMessage(MSG_CREATED, args).sendToTarget(); 15710 } 15711 15712 private void notifyStatusChanged(int moveId, int status) { 15713 notifyStatusChanged(moveId, status, -1); 15714 } 15715 15716 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15717 Slog.v(TAG, "Move " + moveId + " status " + status); 15718 15719 final SomeArgs args = SomeArgs.obtain(); 15720 args.argi1 = moveId; 15721 args.argi2 = status; 15722 args.arg3 = estMillis; 15723 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15724 15725 synchronized (mLastStatus) { 15726 mLastStatus.put(moveId, status); 15727 } 15728 } 15729 } 15730 15731 private final class OnPermissionChangeListeners extends Handler { 15732 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15733 15734 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15735 new RemoteCallbackList<>(); 15736 15737 public OnPermissionChangeListeners(Looper looper) { 15738 super(looper); 15739 } 15740 15741 @Override 15742 public void handleMessage(Message msg) { 15743 switch (msg.what) { 15744 case MSG_ON_PERMISSIONS_CHANGED: { 15745 final int uid = msg.arg1; 15746 handleOnPermissionsChanged(uid); 15747 } break; 15748 } 15749 } 15750 15751 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15752 mPermissionListeners.register(listener); 15753 15754 } 15755 15756 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15757 mPermissionListeners.unregister(listener); 15758 } 15759 15760 public void onPermissionsChanged(int uid) { 15761 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15762 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15763 } 15764 } 15765 15766 private void handleOnPermissionsChanged(int uid) { 15767 final int count = mPermissionListeners.beginBroadcast(); 15768 try { 15769 for (int i = 0; i < count; i++) { 15770 IOnPermissionsChangeListener callback = mPermissionListeners 15771 .getBroadcastItem(i); 15772 try { 15773 callback.onPermissionsChanged(uid); 15774 } catch (RemoteException e) { 15775 Log.e(TAG, "Permission listener is dead", e); 15776 } 15777 } 15778 } finally { 15779 mPermissionListeners.finishBroadcast(); 15780 } 15781 } 15782 } 15783 15784 private class PackageManagerInternalImpl extends PackageManagerInternal { 15785 @Override 15786 public void setLocationPackagesProvider(PackagesProvider provider) { 15787 synchronized (mPackages) { 15788 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 15789 } 15790 } 15791 15792 @Override 15793 public void setImePackagesProvider(PackagesProvider provider) { 15794 synchronized (mPackages) { 15795 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 15796 } 15797 } 15798 15799 @Override 15800 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 15801 synchronized (mPackages) { 15802 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 15803 } 15804 } 15805 } 15806 15807 @Override 15808 public void grantDefaultPermissions(final int userId) { 15809 enforceSystemOrPhoneCaller("grantDefaultPermissions"); 15810 long token = Binder.clearCallingIdentity(); 15811 try { 15812 // We cannot grant the default permissions with a lock held as 15813 // we query providers from other components for default handlers 15814 // such as enabled IMEs, etc. 15815 mHandler.post(new Runnable() { 15816 @Override 15817 public void run() { 15818 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15819 } 15820 }); 15821 } finally { 15822 Binder.restoreCallingIdentity(token); 15823 } 15824 } 15825 15826 @Override 15827 public void setCarrierAppPackagesProvider(final IPackagesProvider provider) { 15828 enforceSystemOrPhoneCaller("setCarrierAppPackagesProvider"); 15829 long token = Binder.clearCallingIdentity(); 15830 try { 15831 PackageManagerInternal.PackagesProvider wrapper = 15832 new PackageManagerInternal.PackagesProvider() { 15833 @Override 15834 public String[] getPackages(int userId) { 15835 try { 15836 return provider.getPackages(userId); 15837 } catch (RemoteException e) { 15838 return null; 15839 } 15840 } 15841 }; 15842 synchronized (mPackages) { 15843 mDefaultPermissionPolicy.setCarrierAppPackagesProviderLPw(wrapper); 15844 } 15845 } finally { 15846 Binder.restoreCallingIdentity(token); 15847 } 15848 } 15849 15850 private static void enforceSystemOrPhoneCaller(String tag) { 15851 int callingUid = Binder.getCallingUid(); 15852 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 15853 throw new SecurityException( 15854 "Cannot call " + tag + " from UID " + callingUid); 15855 } 15856 } 15857} 15858