PackageManagerService.java revision c6486e08fd4041acd04938905485e924dcd18ed1
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; 311 312 static final int REMOVE_CHATTY = 1<<16; 313 314 private static final int[] EMPTY_INT_ARRAY = new int[0]; 315 316 /** 317 * Timeout (in milliseconds) after which the watchdog should declare that 318 * our handler thread is wedged. The usual default for such things is one 319 * minute but we sometimes do very lengthy I/O operations on this thread, 320 * such as installing multi-gigabyte applications, so ours needs to be longer. 321 */ 322 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 323 324 /** 325 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 326 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 327 * settings entry if available, otherwise we use the hardcoded default. If it's been 328 * more than this long since the last fstrim, we force one during the boot sequence. 329 * 330 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 331 * one gets run at the next available charging+idle time. This final mandatory 332 * no-fstrim check kicks in only of the other scheduling criteria is never met. 333 */ 334 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 335 336 /** 337 * Whether verification is enabled by default. 338 */ 339 private static final boolean DEFAULT_VERIFY_ENABLE = true; 340 341 /** 342 * The default maximum time to wait for the verification agent to return in 343 * milliseconds. 344 */ 345 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 346 347 /** 348 * The default response for package verification timeout. 349 * 350 * This can be either PackageManager.VERIFICATION_ALLOW or 351 * PackageManager.VERIFICATION_REJECT. 352 */ 353 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 354 355 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 356 357 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 358 DEFAULT_CONTAINER_PACKAGE, 359 "com.android.defcontainer.DefaultContainerService"); 360 361 private static final String KILL_APP_REASON_GIDS_CHANGED = 362 "permission grant or revoke changed gids"; 363 364 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 365 "permissions revoked"; 366 367 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 368 369 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 370 371 /** Permission grant: not grant the permission. */ 372 private static final int GRANT_DENIED = 1; 373 374 /** Permission grant: grant the permission as an install permission. */ 375 private static final int GRANT_INSTALL = 2; 376 377 /** Permission grant: grant the permission as an install permission for a legacy app. */ 378 private static final int GRANT_INSTALL_LEGACY = 3; 379 380 /** Permission grant: grant the permission as a runtime one. */ 381 private static final int GRANT_RUNTIME = 4; 382 383 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 384 private static final int GRANT_UPGRADE = 5; 385 386 final ServiceThread mHandlerThread; 387 388 final PackageHandler mHandler; 389 390 /** 391 * Messages for {@link #mHandler} that need to wait for system ready before 392 * being dispatched. 393 */ 394 private ArrayList<Message> mPostSystemReadyMessages; 395 396 final int mSdkVersion = Build.VERSION.SDK_INT; 397 398 final Context mContext; 399 final boolean mFactoryTest; 400 final boolean mOnlyCore; 401 final boolean mLazyDexOpt; 402 final long mDexOptLRUThresholdInMills; 403 final DisplayMetrics mMetrics; 404 final int mDefParseFlags; 405 final String[] mSeparateProcesses; 406 final boolean mIsUpgrade; 407 408 // This is where all application persistent data goes. 409 final File mAppDataDir; 410 411 // This is where all application persistent data goes for secondary users. 412 final File mUserAppDataDir; 413 414 /** The location for ASEC container files on internal storage. */ 415 final String mAsecInternalPath; 416 417 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 418 // LOCK HELD. Can be called with mInstallLock held. 419 final Installer mInstaller; 420 421 /** Directory where installed third-party apps stored */ 422 final File mAppInstallDir; 423 424 /** 425 * Directory to which applications installed internally have their 426 * 32 bit native libraries copied. 427 */ 428 private File mAppLib32InstallDir; 429 430 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 431 // apps. 432 final File mDrmAppPrivateInstallDir; 433 434 // ---------------------------------------------------------------- 435 436 // Lock for state used when installing and doing other long running 437 // operations. Methods that must be called with this lock held have 438 // the suffix "LI". 439 final Object mInstallLock = new Object(); 440 441 // ---------------------------------------------------------------- 442 443 // Keys are String (package name), values are Package. This also serves 444 // as the lock for the global state. Methods that must be called with 445 // this lock held have the prefix "LP". 446 final ArrayMap<String, PackageParser.Package> mPackages = 447 new ArrayMap<String, PackageParser.Package>(); 448 449 // Tracks available target package names -> overlay package paths. 450 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 451 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 452 453 final Settings mSettings; 454 boolean mRestoredSettings; 455 456 // System configuration read by SystemConfig. 457 final int[] mGlobalGids; 458 final SparseArray<ArraySet<String>> mSystemPermissions; 459 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 460 461 // If mac_permissions.xml was found for seinfo labeling. 462 boolean mFoundPolicyFile; 463 464 // If a recursive restorecon of /data/data/<pkg> is needed. 465 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 466 467 public static final class SharedLibraryEntry { 468 public final String path; 469 public final String apk; 470 471 SharedLibraryEntry(String _path, String _apk) { 472 path = _path; 473 apk = _apk; 474 } 475 } 476 477 // Currently known shared libraries. 478 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 479 new ArrayMap<String, SharedLibraryEntry>(); 480 481 // All available activities, for your resolving pleasure. 482 final ActivityIntentResolver mActivities = 483 new ActivityIntentResolver(); 484 485 // All available receivers, for your resolving pleasure. 486 final ActivityIntentResolver mReceivers = 487 new ActivityIntentResolver(); 488 489 // All available services, for your resolving pleasure. 490 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 491 492 // All available providers, for your resolving pleasure. 493 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 494 495 // Mapping from provider base names (first directory in content URI codePath) 496 // to the provider information. 497 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 498 new ArrayMap<String, PackageParser.Provider>(); 499 500 // Mapping from instrumentation class names to info about them. 501 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 502 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 503 504 // Mapping from permission names to info about them. 505 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 506 new ArrayMap<String, PackageParser.PermissionGroup>(); 507 508 // Packages whose data we have transfered into another package, thus 509 // should no longer exist. 510 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 511 512 // Broadcast actions that are only available to the system. 513 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 514 515 /** List of packages waiting for verification. */ 516 final SparseArray<PackageVerificationState> mPendingVerification 517 = new SparseArray<PackageVerificationState>(); 518 519 /** Set of packages associated with each app op permission. */ 520 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 521 522 final PackageInstallerService mInstallerService; 523 524 private final PackageDexOptimizer mPackageDexOptimizer; 525 526 private AtomicInteger mNextMoveId = new AtomicInteger(); 527 private final MoveCallbacks mMoveCallbacks; 528 529 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 530 531 // Cache of users who need badging. 532 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 533 534 /** Token for keys in mPendingVerification. */ 535 private int mPendingVerificationToken = 0; 536 537 volatile boolean mSystemReady; 538 volatile boolean mSafeMode; 539 volatile boolean mHasSystemUidErrors; 540 541 ApplicationInfo mAndroidApplication; 542 final ActivityInfo mResolveActivity = new ActivityInfo(); 543 final ResolveInfo mResolveInfo = new ResolveInfo(); 544 ComponentName mResolveComponentName; 545 PackageParser.Package mPlatformPackage; 546 ComponentName mCustomResolverComponentName; 547 548 boolean mResolverReplaced = false; 549 550 private final ComponentName mIntentFilterVerifierComponent; 551 private int mIntentFilterVerificationToken = 0; 552 553 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 554 = new SparseArray<IntentFilterVerificationState>(); 555 556 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 557 new DefaultPermissionGrantPolicy(this); 558 559 private static class IFVerificationParams { 560 PackageParser.Package pkg; 561 boolean replacing; 562 int userId; 563 int verifierUid; 564 565 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 566 int _userId, int _verifierUid) { 567 pkg = _pkg; 568 replacing = _replacing; 569 userId = _userId; 570 replacing = _replacing; 571 verifierUid = _verifierUid; 572 } 573 } 574 575 private interface IntentFilterVerifier<T extends IntentFilter> { 576 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 577 T filter, String packageName); 578 void startVerifications(int userId); 579 void receiveVerificationResponse(int verificationId); 580 } 581 582 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 583 private Context mContext; 584 private ComponentName mIntentFilterVerifierComponent; 585 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 586 587 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 588 mContext = context; 589 mIntentFilterVerifierComponent = verifierComponent; 590 } 591 592 private String getDefaultScheme() { 593 return IntentFilter.SCHEME_HTTPS; 594 } 595 596 @Override 597 public void startVerifications(int userId) { 598 // Launch verifications requests 599 int count = mCurrentIntentFilterVerifications.size(); 600 for (int n=0; n<count; n++) { 601 int verificationId = mCurrentIntentFilterVerifications.get(n); 602 final IntentFilterVerificationState ivs = 603 mIntentFilterVerificationStates.get(verificationId); 604 605 String packageName = ivs.getPackageName(); 606 607 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 608 final int filterCount = filters.size(); 609 ArraySet<String> domainsSet = new ArraySet<>(); 610 for (int m=0; m<filterCount; m++) { 611 PackageParser.ActivityIntentInfo filter = filters.get(m); 612 domainsSet.addAll(filter.getHostsList()); 613 } 614 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 615 synchronized (mPackages) { 616 if (mSettings.createIntentFilterVerificationIfNeededLPw( 617 packageName, domainsList) != null) { 618 scheduleWriteSettingsLocked(); 619 } 620 } 621 sendVerificationRequest(userId, verificationId, ivs); 622 } 623 mCurrentIntentFilterVerifications.clear(); 624 } 625 626 private void sendVerificationRequest(int userId, int verificationId, 627 IntentFilterVerificationState ivs) { 628 629 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 630 verificationIntent.putExtra( 631 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 632 verificationId); 633 verificationIntent.putExtra( 634 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 635 getDefaultScheme()); 636 verificationIntent.putExtra( 637 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 638 ivs.getHostsString()); 639 verificationIntent.putExtra( 640 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 641 ivs.getPackageName()); 642 verificationIntent.setComponent(mIntentFilterVerifierComponent); 643 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 644 645 UserHandle user = new UserHandle(userId); 646 mContext.sendBroadcastAsUser(verificationIntent, user); 647 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 648 "Sending IntentFilter verification broadcast"); 649 } 650 651 public void receiveVerificationResponse(int verificationId) { 652 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 653 654 final boolean verified = ivs.isVerified(); 655 656 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 657 final int count = filters.size(); 658 if (DEBUG_DOMAIN_VERIFICATION) { 659 Slog.i(TAG, "Received verification response " + verificationId 660 + " for " + count + " filters, verified=" + verified); 661 } 662 for (int n=0; n<count; n++) { 663 PackageParser.ActivityIntentInfo filter = filters.get(n); 664 filter.setVerified(verified); 665 666 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 667 + " verified with result:" + verified + " and hosts:" 668 + ivs.getHostsString()); 669 } 670 671 mIntentFilterVerificationStates.remove(verificationId); 672 673 final String packageName = ivs.getPackageName(); 674 IntentFilterVerificationInfo ivi = null; 675 676 synchronized (mPackages) { 677 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 678 } 679 if (ivi == null) { 680 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 681 + verificationId + " packageName:" + packageName); 682 return; 683 } 684 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 685 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 686 687 synchronized (mPackages) { 688 if (verified) { 689 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 690 } else { 691 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 692 } 693 scheduleWriteSettingsLocked(); 694 695 final int userId = ivs.getUserId(); 696 if (userId != UserHandle.USER_ALL) { 697 final int userStatus = 698 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 699 700 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 701 boolean needUpdate = false; 702 703 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 704 // already been set by the User thru the Disambiguation dialog 705 switch (userStatus) { 706 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 707 if (verified) { 708 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 709 } else { 710 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 711 } 712 needUpdate = true; 713 break; 714 715 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 716 if (verified) { 717 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 718 needUpdate = true; 719 } 720 break; 721 722 default: 723 // Nothing to do 724 } 725 726 if (needUpdate) { 727 mSettings.updateIntentFilterVerificationStatusLPw( 728 packageName, updatedStatus, userId); 729 scheduleWritePackageRestrictionsLocked(userId); 730 } 731 } 732 } 733 } 734 735 @Override 736 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 737 ActivityIntentInfo filter, String packageName) { 738 if (!hasValidDomains(filter)) { 739 return false; 740 } 741 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 742 if (ivs == null) { 743 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 744 packageName); 745 } 746 if (DEBUG_DOMAIN_VERIFICATION) { 747 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 748 } 749 ivs.addFilter(filter); 750 return true; 751 } 752 753 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 754 int userId, int verificationId, String packageName) { 755 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 756 verifierUid, userId, packageName); 757 ivs.setPendingState(); 758 synchronized (mPackages) { 759 mIntentFilterVerificationStates.append(verificationId, ivs); 760 mCurrentIntentFilterVerifications.add(verificationId); 761 } 762 return ivs; 763 } 764 } 765 766 private static boolean hasValidDomains(ActivityIntentInfo filter) { 767 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 768 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 769 if (!hasHTTPorHTTPS) { 770 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 771 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 772 return false; 773 } 774 return true; 775 } 776 777 private IntentFilterVerifier mIntentFilterVerifier; 778 779 // Set of pending broadcasts for aggregating enable/disable of components. 780 static class PendingPackageBroadcasts { 781 // for each user id, a map of <package name -> components within that package> 782 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 783 784 public PendingPackageBroadcasts() { 785 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 786 } 787 788 public ArrayList<String> get(int userId, String packageName) { 789 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 790 return packages.get(packageName); 791 } 792 793 public void put(int userId, String packageName, ArrayList<String> components) { 794 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 795 packages.put(packageName, components); 796 } 797 798 public void remove(int userId, String packageName) { 799 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 800 if (packages != null) { 801 packages.remove(packageName); 802 } 803 } 804 805 public void remove(int userId) { 806 mUidMap.remove(userId); 807 } 808 809 public int userIdCount() { 810 return mUidMap.size(); 811 } 812 813 public int userIdAt(int n) { 814 return mUidMap.keyAt(n); 815 } 816 817 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 818 return mUidMap.get(userId); 819 } 820 821 public int size() { 822 // total number of pending broadcast entries across all userIds 823 int num = 0; 824 for (int i = 0; i< mUidMap.size(); i++) { 825 num += mUidMap.valueAt(i).size(); 826 } 827 return num; 828 } 829 830 public void clear() { 831 mUidMap.clear(); 832 } 833 834 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 835 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 836 if (map == null) { 837 map = new ArrayMap<String, ArrayList<String>>(); 838 mUidMap.put(userId, map); 839 } 840 return map; 841 } 842 } 843 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 844 845 // Service Connection to remote media container service to copy 846 // package uri's from external media onto secure containers 847 // or internal storage. 848 private IMediaContainerService mContainerService = null; 849 850 static final int SEND_PENDING_BROADCAST = 1; 851 static final int MCS_BOUND = 3; 852 static final int END_COPY = 4; 853 static final int INIT_COPY = 5; 854 static final int MCS_UNBIND = 6; 855 static final int START_CLEANING_PACKAGE = 7; 856 static final int FIND_INSTALL_LOC = 8; 857 static final int POST_INSTALL = 9; 858 static final int MCS_RECONNECT = 10; 859 static final int MCS_GIVE_UP = 11; 860 static final int UPDATED_MEDIA_STATUS = 12; 861 static final int WRITE_SETTINGS = 13; 862 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 863 static final int PACKAGE_VERIFIED = 15; 864 static final int CHECK_PENDING_VERIFICATION = 16; 865 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 866 static final int INTENT_FILTER_VERIFIED = 18; 867 868 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 869 870 // Delay time in millisecs 871 static final int BROADCAST_DELAY = 10 * 1000; 872 873 static UserManagerService sUserManager; 874 875 // Stores a list of users whose package restrictions file needs to be updated 876 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 877 878 final private DefaultContainerConnection mDefContainerConn = 879 new DefaultContainerConnection(); 880 class DefaultContainerConnection implements ServiceConnection { 881 public void onServiceConnected(ComponentName name, IBinder service) { 882 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 883 IMediaContainerService imcs = 884 IMediaContainerService.Stub.asInterface(service); 885 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 886 } 887 888 public void onServiceDisconnected(ComponentName name) { 889 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 890 } 891 } 892 893 // Recordkeeping of restore-after-install operations that are currently in flight 894 // between the Package Manager and the Backup Manager 895 class PostInstallData { 896 public InstallArgs args; 897 public PackageInstalledInfo res; 898 899 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 900 args = _a; 901 res = _r; 902 } 903 } 904 905 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 906 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 907 908 // XML tags for backup/restore of various bits of state 909 private static final String TAG_PREFERRED_BACKUP = "pa"; 910 private static final String TAG_DEFAULT_APPS = "da"; 911 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 912 913 private final String mRequiredVerifierPackage; 914 915 private final PackageUsage mPackageUsage = new PackageUsage(); 916 917 private class PackageUsage { 918 private static final int WRITE_INTERVAL 919 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 920 921 private final Object mFileLock = new Object(); 922 private final AtomicLong mLastWritten = new AtomicLong(0); 923 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 924 925 private boolean mIsHistoricalPackageUsageAvailable = true; 926 927 boolean isHistoricalPackageUsageAvailable() { 928 return mIsHistoricalPackageUsageAvailable; 929 } 930 931 void write(boolean force) { 932 if (force) { 933 writeInternal(); 934 return; 935 } 936 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 937 && !DEBUG_DEXOPT) { 938 return; 939 } 940 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 941 new Thread("PackageUsage_DiskWriter") { 942 @Override 943 public void run() { 944 try { 945 writeInternal(); 946 } finally { 947 mBackgroundWriteRunning.set(false); 948 } 949 } 950 }.start(); 951 } 952 } 953 954 private void writeInternal() { 955 synchronized (mPackages) { 956 synchronized (mFileLock) { 957 AtomicFile file = getFile(); 958 FileOutputStream f = null; 959 try { 960 f = file.startWrite(); 961 BufferedOutputStream out = new BufferedOutputStream(f); 962 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 963 StringBuilder sb = new StringBuilder(); 964 for (PackageParser.Package pkg : mPackages.values()) { 965 if (pkg.mLastPackageUsageTimeInMills == 0) { 966 continue; 967 } 968 sb.setLength(0); 969 sb.append(pkg.packageName); 970 sb.append(' '); 971 sb.append((long)pkg.mLastPackageUsageTimeInMills); 972 sb.append('\n'); 973 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 974 } 975 out.flush(); 976 file.finishWrite(f); 977 } catch (IOException e) { 978 if (f != null) { 979 file.failWrite(f); 980 } 981 Log.e(TAG, "Failed to write package usage times", e); 982 } 983 } 984 } 985 mLastWritten.set(SystemClock.elapsedRealtime()); 986 } 987 988 void readLP() { 989 synchronized (mFileLock) { 990 AtomicFile file = getFile(); 991 BufferedInputStream in = null; 992 try { 993 in = new BufferedInputStream(file.openRead()); 994 StringBuffer sb = new StringBuffer(); 995 while (true) { 996 String packageName = readToken(in, sb, ' '); 997 if (packageName == null) { 998 break; 999 } 1000 String timeInMillisString = readToken(in, sb, '\n'); 1001 if (timeInMillisString == null) { 1002 throw new IOException("Failed to find last usage time for package " 1003 + packageName); 1004 } 1005 PackageParser.Package pkg = mPackages.get(packageName); 1006 if (pkg == null) { 1007 continue; 1008 } 1009 long timeInMillis; 1010 try { 1011 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1012 } catch (NumberFormatException e) { 1013 throw new IOException("Failed to parse " + timeInMillisString 1014 + " as a long.", e); 1015 } 1016 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1017 } 1018 } catch (FileNotFoundException expected) { 1019 mIsHistoricalPackageUsageAvailable = false; 1020 } catch (IOException e) { 1021 Log.w(TAG, "Failed to read package usage times", e); 1022 } finally { 1023 IoUtils.closeQuietly(in); 1024 } 1025 } 1026 mLastWritten.set(SystemClock.elapsedRealtime()); 1027 } 1028 1029 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1030 throws IOException { 1031 sb.setLength(0); 1032 while (true) { 1033 int ch = in.read(); 1034 if (ch == -1) { 1035 if (sb.length() == 0) { 1036 return null; 1037 } 1038 throw new IOException("Unexpected EOF"); 1039 } 1040 if (ch == endOfToken) { 1041 return sb.toString(); 1042 } 1043 sb.append((char)ch); 1044 } 1045 } 1046 1047 private AtomicFile getFile() { 1048 File dataDir = Environment.getDataDirectory(); 1049 File systemDir = new File(dataDir, "system"); 1050 File fname = new File(systemDir, "package-usage.list"); 1051 return new AtomicFile(fname); 1052 } 1053 } 1054 1055 class PackageHandler extends Handler { 1056 private boolean mBound = false; 1057 final ArrayList<HandlerParams> mPendingInstalls = 1058 new ArrayList<HandlerParams>(); 1059 1060 private boolean connectToService() { 1061 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1062 " DefaultContainerService"); 1063 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1064 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1065 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1066 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1067 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1068 mBound = true; 1069 return true; 1070 } 1071 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1072 return false; 1073 } 1074 1075 private void disconnectService() { 1076 mContainerService = null; 1077 mBound = false; 1078 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1079 mContext.unbindService(mDefContainerConn); 1080 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1081 } 1082 1083 PackageHandler(Looper looper) { 1084 super(looper); 1085 } 1086 1087 public void handleMessage(Message msg) { 1088 try { 1089 doHandleMessage(msg); 1090 } finally { 1091 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1092 } 1093 } 1094 1095 void doHandleMessage(Message msg) { 1096 switch (msg.what) { 1097 case INIT_COPY: { 1098 HandlerParams params = (HandlerParams) msg.obj; 1099 int idx = mPendingInstalls.size(); 1100 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1101 // If a bind was already initiated we dont really 1102 // need to do anything. The pending install 1103 // will be processed later on. 1104 if (!mBound) { 1105 // If this is the only one pending we might 1106 // have to bind to the service again. 1107 if (!connectToService()) { 1108 Slog.e(TAG, "Failed to bind to media container service"); 1109 params.serviceError(); 1110 return; 1111 } else { 1112 // Once we bind to the service, the first 1113 // pending request will be processed. 1114 mPendingInstalls.add(idx, params); 1115 } 1116 } else { 1117 mPendingInstalls.add(idx, params); 1118 // Already bound to the service. Just make 1119 // sure we trigger off processing the first request. 1120 if (idx == 0) { 1121 mHandler.sendEmptyMessage(MCS_BOUND); 1122 } 1123 } 1124 break; 1125 } 1126 case MCS_BOUND: { 1127 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1128 if (msg.obj != null) { 1129 mContainerService = (IMediaContainerService) msg.obj; 1130 } 1131 if (mContainerService == null) { 1132 if (!mBound) { 1133 // Something seriously wrong since we are not bound and we are not 1134 // waiting for connection. Bail out. 1135 Slog.e(TAG, "Cannot bind to media container service"); 1136 for (HandlerParams params : mPendingInstalls) { 1137 // Indicate service bind error 1138 params.serviceError(); 1139 } 1140 mPendingInstalls.clear(); 1141 } else { 1142 Slog.w(TAG, "Waiting to connect to media container service"); 1143 } 1144 } else if (mPendingInstalls.size() > 0) { 1145 HandlerParams params = mPendingInstalls.get(0); 1146 if (params != null) { 1147 if (params.startCopy()) { 1148 // We are done... look for more work or to 1149 // go idle. 1150 if (DEBUG_SD_INSTALL) Log.i(TAG, 1151 "Checking for more work or unbind..."); 1152 // Delete pending install 1153 if (mPendingInstalls.size() > 0) { 1154 mPendingInstalls.remove(0); 1155 } 1156 if (mPendingInstalls.size() == 0) { 1157 if (mBound) { 1158 if (DEBUG_SD_INSTALL) Log.i(TAG, 1159 "Posting delayed MCS_UNBIND"); 1160 removeMessages(MCS_UNBIND); 1161 Message ubmsg = obtainMessage(MCS_UNBIND); 1162 // Unbind after a little delay, to avoid 1163 // continual thrashing. 1164 sendMessageDelayed(ubmsg, 10000); 1165 } 1166 } else { 1167 // There are more pending requests in queue. 1168 // Just post MCS_BOUND message to trigger processing 1169 // of next pending install. 1170 if (DEBUG_SD_INSTALL) Log.i(TAG, 1171 "Posting MCS_BOUND for next work"); 1172 mHandler.sendEmptyMessage(MCS_BOUND); 1173 } 1174 } 1175 } 1176 } else { 1177 // Should never happen ideally. 1178 Slog.w(TAG, "Empty queue"); 1179 } 1180 break; 1181 } 1182 case MCS_RECONNECT: { 1183 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1184 if (mPendingInstalls.size() > 0) { 1185 if (mBound) { 1186 disconnectService(); 1187 } 1188 if (!connectToService()) { 1189 Slog.e(TAG, "Failed to bind to media container service"); 1190 for (HandlerParams params : mPendingInstalls) { 1191 // Indicate service bind error 1192 params.serviceError(); 1193 } 1194 mPendingInstalls.clear(); 1195 } 1196 } 1197 break; 1198 } 1199 case MCS_UNBIND: { 1200 // If there is no actual work left, then time to unbind. 1201 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1202 1203 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1204 if (mBound) { 1205 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1206 1207 disconnectService(); 1208 } 1209 } else if (mPendingInstalls.size() > 0) { 1210 // There are more pending requests in queue. 1211 // Just post MCS_BOUND message to trigger processing 1212 // of next pending install. 1213 mHandler.sendEmptyMessage(MCS_BOUND); 1214 } 1215 1216 break; 1217 } 1218 case MCS_GIVE_UP: { 1219 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1220 mPendingInstalls.remove(0); 1221 break; 1222 } 1223 case SEND_PENDING_BROADCAST: { 1224 String packages[]; 1225 ArrayList<String> components[]; 1226 int size = 0; 1227 int uids[]; 1228 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1229 synchronized (mPackages) { 1230 if (mPendingBroadcasts == null) { 1231 return; 1232 } 1233 size = mPendingBroadcasts.size(); 1234 if (size <= 0) { 1235 // Nothing to be done. Just return 1236 return; 1237 } 1238 packages = new String[size]; 1239 components = new ArrayList[size]; 1240 uids = new int[size]; 1241 int i = 0; // filling out the above arrays 1242 1243 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1244 int packageUserId = mPendingBroadcasts.userIdAt(n); 1245 Iterator<Map.Entry<String, ArrayList<String>>> it 1246 = mPendingBroadcasts.packagesForUserId(packageUserId) 1247 .entrySet().iterator(); 1248 while (it.hasNext() && i < size) { 1249 Map.Entry<String, ArrayList<String>> ent = it.next(); 1250 packages[i] = ent.getKey(); 1251 components[i] = ent.getValue(); 1252 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1253 uids[i] = (ps != null) 1254 ? UserHandle.getUid(packageUserId, ps.appId) 1255 : -1; 1256 i++; 1257 } 1258 } 1259 size = i; 1260 mPendingBroadcasts.clear(); 1261 } 1262 // Send broadcasts 1263 for (int i = 0; i < size; i++) { 1264 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1265 } 1266 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1267 break; 1268 } 1269 case START_CLEANING_PACKAGE: { 1270 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1271 final String packageName = (String)msg.obj; 1272 final int userId = msg.arg1; 1273 final boolean andCode = msg.arg2 != 0; 1274 synchronized (mPackages) { 1275 if (userId == UserHandle.USER_ALL) { 1276 int[] users = sUserManager.getUserIds(); 1277 for (int user : users) { 1278 mSettings.addPackageToCleanLPw( 1279 new PackageCleanItem(user, packageName, andCode)); 1280 } 1281 } else { 1282 mSettings.addPackageToCleanLPw( 1283 new PackageCleanItem(userId, packageName, andCode)); 1284 } 1285 } 1286 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1287 startCleaningPackages(); 1288 } break; 1289 case POST_INSTALL: { 1290 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1291 PostInstallData data = mRunningInstalls.get(msg.arg1); 1292 mRunningInstalls.delete(msg.arg1); 1293 boolean deleteOld = false; 1294 1295 if (data != null) { 1296 InstallArgs args = data.args; 1297 PackageInstalledInfo res = data.res; 1298 1299 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1300 res.removedInfo.sendBroadcast(false, true, false); 1301 Bundle extras = new Bundle(1); 1302 extras.putInt(Intent.EXTRA_UID, res.uid); 1303 1304 // Now that we successfully installed the package, grant runtime 1305 // permissions if requested before broadcasting the install. 1306 if ((args.installFlags 1307 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1308 grantRequestedRuntimePermissions(res.pkg, 1309 args.user.getIdentifier()); 1310 } 1311 1312 // Determine the set of users who are adding this 1313 // package for the first time vs. those who are seeing 1314 // an update. 1315 int[] firstUsers; 1316 int[] updateUsers = new int[0]; 1317 if (res.origUsers == null || res.origUsers.length == 0) { 1318 firstUsers = res.newUsers; 1319 } else { 1320 firstUsers = new int[0]; 1321 for (int i=0; i<res.newUsers.length; i++) { 1322 int user = res.newUsers[i]; 1323 boolean isNew = true; 1324 for (int j=0; j<res.origUsers.length; j++) { 1325 if (res.origUsers[j] == user) { 1326 isNew = false; 1327 break; 1328 } 1329 } 1330 if (isNew) { 1331 int[] newFirst = new int[firstUsers.length+1]; 1332 System.arraycopy(firstUsers, 0, newFirst, 0, 1333 firstUsers.length); 1334 newFirst[firstUsers.length] = user; 1335 firstUsers = newFirst; 1336 } else { 1337 int[] newUpdate = new int[updateUsers.length+1]; 1338 System.arraycopy(updateUsers, 0, newUpdate, 0, 1339 updateUsers.length); 1340 newUpdate[updateUsers.length] = user; 1341 updateUsers = newUpdate; 1342 } 1343 } 1344 } 1345 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1346 res.pkg.applicationInfo.packageName, 1347 extras, null, null, firstUsers); 1348 final boolean update = res.removedInfo.removedPackage != null; 1349 if (update) { 1350 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1351 } 1352 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1353 res.pkg.applicationInfo.packageName, 1354 extras, null, null, updateUsers); 1355 if (update) { 1356 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1357 res.pkg.applicationInfo.packageName, 1358 extras, null, null, updateUsers); 1359 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1360 null, null, 1361 res.pkg.applicationInfo.packageName, null, updateUsers); 1362 1363 // treat asec-hosted packages like removable media on upgrade 1364 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1365 if (DEBUG_INSTALL) { 1366 Slog.i(TAG, "upgrading pkg " + res.pkg 1367 + " is ASEC-hosted -> AVAILABLE"); 1368 } 1369 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1370 ArrayList<String> pkgList = new ArrayList<String>(1); 1371 pkgList.add(res.pkg.applicationInfo.packageName); 1372 sendResourcesChangedBroadcast(true, true, 1373 pkgList,uidArray, null); 1374 } 1375 } 1376 if (res.removedInfo.args != null) { 1377 // Remove the replaced package's older resources safely now 1378 deleteOld = true; 1379 } 1380 1381 // Log current value of "unknown sources" setting 1382 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1383 getUnknownSourcesSettings()); 1384 } 1385 // Force a gc to clear up things 1386 Runtime.getRuntime().gc(); 1387 // We delete after a gc for applications on sdcard. 1388 if (deleteOld) { 1389 synchronized (mInstallLock) { 1390 res.removedInfo.args.doPostDeleteLI(true); 1391 } 1392 } 1393 if (args.observer != null) { 1394 try { 1395 Bundle extras = extrasForInstallResult(res); 1396 args.observer.onPackageInstalled(res.name, res.returnCode, 1397 res.returnMsg, extras); 1398 } catch (RemoteException e) { 1399 Slog.i(TAG, "Observer no longer exists."); 1400 } 1401 } 1402 } else { 1403 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1404 } 1405 } break; 1406 case UPDATED_MEDIA_STATUS: { 1407 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1408 boolean reportStatus = msg.arg1 == 1; 1409 boolean doGc = msg.arg2 == 1; 1410 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1411 if (doGc) { 1412 // Force a gc to clear up stale containers. 1413 Runtime.getRuntime().gc(); 1414 } 1415 if (msg.obj != null) { 1416 @SuppressWarnings("unchecked") 1417 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1418 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1419 // Unload containers 1420 unloadAllContainers(args); 1421 } 1422 if (reportStatus) { 1423 try { 1424 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1425 PackageHelper.getMountService().finishMediaUpdate(); 1426 } catch (RemoteException e) { 1427 Log.e(TAG, "MountService not running?"); 1428 } 1429 } 1430 } break; 1431 case WRITE_SETTINGS: { 1432 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1433 synchronized (mPackages) { 1434 removeMessages(WRITE_SETTINGS); 1435 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1436 mSettings.writeLPr(); 1437 mDirtyUsers.clear(); 1438 } 1439 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1440 } break; 1441 case WRITE_PACKAGE_RESTRICTIONS: { 1442 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1443 synchronized (mPackages) { 1444 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1445 for (int userId : mDirtyUsers) { 1446 mSettings.writePackageRestrictionsLPr(userId); 1447 } 1448 mDirtyUsers.clear(); 1449 } 1450 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1451 } break; 1452 case CHECK_PENDING_VERIFICATION: { 1453 final int verificationId = msg.arg1; 1454 final PackageVerificationState state = mPendingVerification.get(verificationId); 1455 1456 if ((state != null) && !state.timeoutExtended()) { 1457 final InstallArgs args = state.getInstallArgs(); 1458 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1459 1460 Slog.i(TAG, "Verification timed out for " + originUri); 1461 mPendingVerification.remove(verificationId); 1462 1463 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1464 1465 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1466 Slog.i(TAG, "Continuing with installation of " + originUri); 1467 state.setVerifierResponse(Binder.getCallingUid(), 1468 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1469 broadcastPackageVerified(verificationId, originUri, 1470 PackageManager.VERIFICATION_ALLOW, 1471 state.getInstallArgs().getUser()); 1472 try { 1473 ret = args.copyApk(mContainerService, true); 1474 } catch (RemoteException e) { 1475 Slog.e(TAG, "Could not contact the ContainerService"); 1476 } 1477 } else { 1478 broadcastPackageVerified(verificationId, originUri, 1479 PackageManager.VERIFICATION_REJECT, 1480 state.getInstallArgs().getUser()); 1481 } 1482 1483 processPendingInstall(args, ret); 1484 mHandler.sendEmptyMessage(MCS_UNBIND); 1485 } 1486 break; 1487 } 1488 case PACKAGE_VERIFIED: { 1489 final int verificationId = msg.arg1; 1490 1491 final PackageVerificationState state = mPendingVerification.get(verificationId); 1492 if (state == null) { 1493 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1494 break; 1495 } 1496 1497 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1498 1499 state.setVerifierResponse(response.callerUid, response.code); 1500 1501 if (state.isVerificationComplete()) { 1502 mPendingVerification.remove(verificationId); 1503 1504 final InstallArgs args = state.getInstallArgs(); 1505 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1506 1507 int ret; 1508 if (state.isInstallAllowed()) { 1509 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1510 broadcastPackageVerified(verificationId, originUri, 1511 response.code, state.getInstallArgs().getUser()); 1512 try { 1513 ret = args.copyApk(mContainerService, true); 1514 } catch (RemoteException e) { 1515 Slog.e(TAG, "Could not contact the ContainerService"); 1516 } 1517 } else { 1518 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1519 } 1520 1521 processPendingInstall(args, ret); 1522 1523 mHandler.sendEmptyMessage(MCS_UNBIND); 1524 } 1525 1526 break; 1527 } 1528 case START_INTENT_FILTER_VERIFICATIONS: { 1529 IFVerificationParams params = (IFVerificationParams) msg.obj; 1530 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1531 params.replacing, params.pkg); 1532 break; 1533 } 1534 case INTENT_FILTER_VERIFIED: { 1535 final int verificationId = msg.arg1; 1536 1537 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1538 verificationId); 1539 if (state == null) { 1540 Slog.w(TAG, "Invalid IntentFilter verification token " 1541 + verificationId + " received"); 1542 break; 1543 } 1544 1545 final int userId = state.getUserId(); 1546 1547 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1548 "Processing IntentFilter verification with token:" 1549 + verificationId + " and userId:" + userId); 1550 1551 final IntentFilterVerificationResponse response = 1552 (IntentFilterVerificationResponse) msg.obj; 1553 1554 state.setVerifierResponse(response.callerUid, response.code); 1555 1556 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1557 "IntentFilter verification with token:" + verificationId 1558 + " and userId:" + userId 1559 + " is settings verifier response with response code:" 1560 + response.code); 1561 1562 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1563 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1564 + response.getFailedDomainsString()); 1565 } 1566 1567 if (state.isVerificationComplete()) { 1568 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1569 } else { 1570 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1571 "IntentFilter verification with token:" + verificationId 1572 + " was not said to be complete"); 1573 } 1574 1575 break; 1576 } 1577 } 1578 } 1579 } 1580 1581 private StorageEventListener mStorageListener = new StorageEventListener() { 1582 @Override 1583 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1584 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1585 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1586 // TODO: ensure that private directories exist for all active users 1587 // TODO: remove user data whose serial number doesn't match 1588 loadPrivatePackages(vol); 1589 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1590 unloadPrivatePackages(vol); 1591 } 1592 } 1593 1594 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1595 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1596 updateExternalMediaStatus(true, false); 1597 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1598 updateExternalMediaStatus(false, false); 1599 } 1600 } 1601 } 1602 1603 @Override 1604 public void onVolumeForgotten(String fsUuid) { 1605 // TODO: remove all packages hosted on this uuid 1606 } 1607 }; 1608 1609 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1610 if (userId >= UserHandle.USER_OWNER) { 1611 grantRequestedRuntimePermissionsForUser(pkg, userId); 1612 } else if (userId == UserHandle.USER_ALL) { 1613 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1614 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1615 } 1616 } 1617 1618 // We could have touched GID membership, so flush out packages.list 1619 synchronized (mPackages) { 1620 mSettings.writePackageListLPr(); 1621 } 1622 } 1623 1624 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1625 SettingBase sb = (SettingBase) pkg.mExtras; 1626 if (sb == null) { 1627 return; 1628 } 1629 1630 PermissionsState permissionsState = sb.getPermissionsState(); 1631 1632 for (String permission : pkg.requestedPermissions) { 1633 BasePermission bp = mSettings.mPermissions.get(permission); 1634 if (bp != null && bp.isRuntime()) { 1635 permissionsState.grantRuntimePermission(bp, userId); 1636 } 1637 } 1638 } 1639 1640 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1641 Bundle extras = null; 1642 switch (res.returnCode) { 1643 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1644 extras = new Bundle(); 1645 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1646 res.origPermission); 1647 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1648 res.origPackage); 1649 break; 1650 } 1651 case PackageManager.INSTALL_SUCCEEDED: { 1652 extras = new Bundle(); 1653 extras.putBoolean(Intent.EXTRA_REPLACING, 1654 res.removedInfo != null && res.removedInfo.removedPackage != null); 1655 break; 1656 } 1657 } 1658 return extras; 1659 } 1660 1661 void scheduleWriteSettingsLocked() { 1662 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1663 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1664 } 1665 } 1666 1667 void scheduleWritePackageRestrictionsLocked(int userId) { 1668 if (!sUserManager.exists(userId)) return; 1669 mDirtyUsers.add(userId); 1670 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1671 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1672 } 1673 } 1674 1675 public static PackageManagerService main(Context context, Installer installer, 1676 boolean factoryTest, boolean onlyCore) { 1677 PackageManagerService m = new PackageManagerService(context, installer, 1678 factoryTest, onlyCore); 1679 ServiceManager.addService("package", m); 1680 return m; 1681 } 1682 1683 static String[] splitString(String str, char sep) { 1684 int count = 1; 1685 int i = 0; 1686 while ((i=str.indexOf(sep, i)) >= 0) { 1687 count++; 1688 i++; 1689 } 1690 1691 String[] res = new String[count]; 1692 i=0; 1693 count = 0; 1694 int lastI=0; 1695 while ((i=str.indexOf(sep, i)) >= 0) { 1696 res[count] = str.substring(lastI, i); 1697 count++; 1698 i++; 1699 lastI = i; 1700 } 1701 res[count] = str.substring(lastI, str.length()); 1702 return res; 1703 } 1704 1705 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1706 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1707 Context.DISPLAY_SERVICE); 1708 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1709 } 1710 1711 public PackageManagerService(Context context, Installer installer, 1712 boolean factoryTest, boolean onlyCore) { 1713 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1714 SystemClock.uptimeMillis()); 1715 1716 if (mSdkVersion <= 0) { 1717 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1718 } 1719 1720 mContext = context; 1721 mFactoryTest = factoryTest; 1722 mOnlyCore = onlyCore; 1723 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1724 mMetrics = new DisplayMetrics(); 1725 mSettings = new Settings(mPackages); 1726 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1727 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1728 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1729 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1730 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1731 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1732 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1733 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1734 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1735 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1736 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1737 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1738 1739 // TODO: add a property to control this? 1740 long dexOptLRUThresholdInMinutes; 1741 if (mLazyDexOpt) { 1742 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1743 } else { 1744 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1745 } 1746 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1747 1748 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1749 if (separateProcesses != null && separateProcesses.length() > 0) { 1750 if ("*".equals(separateProcesses)) { 1751 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1752 mSeparateProcesses = null; 1753 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1754 } else { 1755 mDefParseFlags = 0; 1756 mSeparateProcesses = separateProcesses.split(","); 1757 Slog.w(TAG, "Running with debug.separate_processes: " 1758 + separateProcesses); 1759 } 1760 } else { 1761 mDefParseFlags = 0; 1762 mSeparateProcesses = null; 1763 } 1764 1765 mInstaller = installer; 1766 mPackageDexOptimizer = new PackageDexOptimizer(this); 1767 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1768 1769 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1770 FgThread.get().getLooper()); 1771 1772 getDefaultDisplayMetrics(context, mMetrics); 1773 1774 SystemConfig systemConfig = SystemConfig.getInstance(); 1775 mGlobalGids = systemConfig.getGlobalGids(); 1776 mSystemPermissions = systemConfig.getSystemPermissions(); 1777 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1778 1779 synchronized (mInstallLock) { 1780 // writer 1781 synchronized (mPackages) { 1782 mHandlerThread = new ServiceThread(TAG, 1783 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1784 mHandlerThread.start(); 1785 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1786 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1787 1788 File dataDir = Environment.getDataDirectory(); 1789 mAppDataDir = new File(dataDir, "data"); 1790 mAppInstallDir = new File(dataDir, "app"); 1791 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1792 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1793 mUserAppDataDir = new File(dataDir, "user"); 1794 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1795 1796 sUserManager = new UserManagerService(context, this, 1797 mInstallLock, mPackages); 1798 1799 // Propagate permission configuration in to package manager. 1800 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1801 = systemConfig.getPermissions(); 1802 for (int i=0; i<permConfig.size(); i++) { 1803 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1804 BasePermission bp = mSettings.mPermissions.get(perm.name); 1805 if (bp == null) { 1806 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1807 mSettings.mPermissions.put(perm.name, bp); 1808 } 1809 if (perm.gids != null) { 1810 bp.setGids(perm.gids, perm.perUser); 1811 } 1812 } 1813 1814 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1815 for (int i=0; i<libConfig.size(); i++) { 1816 mSharedLibraries.put(libConfig.keyAt(i), 1817 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1818 } 1819 1820 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1821 1822 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1823 mSdkVersion, mOnlyCore); 1824 1825 String customResolverActivity = Resources.getSystem().getString( 1826 R.string.config_customResolverActivity); 1827 if (TextUtils.isEmpty(customResolverActivity)) { 1828 customResolverActivity = null; 1829 } else { 1830 mCustomResolverComponentName = ComponentName.unflattenFromString( 1831 customResolverActivity); 1832 } 1833 1834 long startTime = SystemClock.uptimeMillis(); 1835 1836 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1837 startTime); 1838 1839 // Set flag to monitor and not change apk file paths when 1840 // scanning install directories. 1841 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1842 1843 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1844 1845 /** 1846 * Add everything in the in the boot class path to the 1847 * list of process files because dexopt will have been run 1848 * if necessary during zygote startup. 1849 */ 1850 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1851 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1852 1853 if (bootClassPath != null) { 1854 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1855 for (String element : bootClassPathElements) { 1856 alreadyDexOpted.add(element); 1857 } 1858 } else { 1859 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1860 } 1861 1862 if (systemServerClassPath != null) { 1863 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1864 for (String element : systemServerClassPathElements) { 1865 alreadyDexOpted.add(element); 1866 } 1867 } else { 1868 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1869 } 1870 1871 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1872 final String[] dexCodeInstructionSets = 1873 getDexCodeInstructionSets( 1874 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1875 1876 /** 1877 * Ensure all external libraries have had dexopt run on them. 1878 */ 1879 if (mSharedLibraries.size() > 0) { 1880 // NOTE: For now, we're compiling these system "shared libraries" 1881 // (and framework jars) into all available architectures. It's possible 1882 // to compile them only when we come across an app that uses them (there's 1883 // already logic for that in scanPackageLI) but that adds some complexity. 1884 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1885 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1886 final String lib = libEntry.path; 1887 if (lib == null) { 1888 continue; 1889 } 1890 1891 try { 1892 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1893 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1894 alreadyDexOpted.add(lib); 1895 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1896 } 1897 } catch (FileNotFoundException e) { 1898 Slog.w(TAG, "Library not found: " + lib); 1899 } catch (IOException e) { 1900 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1901 + e.getMessage()); 1902 } 1903 } 1904 } 1905 } 1906 1907 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1908 1909 // Gross hack for now: we know this file doesn't contain any 1910 // code, so don't dexopt it to avoid the resulting log spew. 1911 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1912 1913 // Gross hack for now: we know this file is only part of 1914 // the boot class path for art, so don't dexopt it to 1915 // avoid the resulting log spew. 1916 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1917 1918 /** 1919 * There are a number of commands implemented in Java, which 1920 * we currently need to do the dexopt on so that they can be 1921 * run from a non-root shell. 1922 */ 1923 String[] frameworkFiles = frameworkDir.list(); 1924 if (frameworkFiles != null) { 1925 // TODO: We could compile these only for the most preferred ABI. We should 1926 // first double check that the dex files for these commands are not referenced 1927 // by other system apps. 1928 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1929 for (int i=0; i<frameworkFiles.length; i++) { 1930 File libPath = new File(frameworkDir, frameworkFiles[i]); 1931 String path = libPath.getPath(); 1932 // Skip the file if we already did it. 1933 if (alreadyDexOpted.contains(path)) { 1934 continue; 1935 } 1936 // Skip the file if it is not a type we want to dexopt. 1937 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1938 continue; 1939 } 1940 try { 1941 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1942 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1943 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1944 } 1945 } catch (FileNotFoundException e) { 1946 Slog.w(TAG, "Jar not found: " + path); 1947 } catch (IOException e) { 1948 Slog.w(TAG, "Exception reading jar: " + path, e); 1949 } 1950 } 1951 } 1952 } 1953 1954 // Collect vendor overlay packages. 1955 // (Do this before scanning any apps.) 1956 // For security and version matching reason, only consider 1957 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1958 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1959 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1960 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1961 1962 // Find base frameworks (resource packages without code). 1963 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1964 | PackageParser.PARSE_IS_SYSTEM_DIR 1965 | PackageParser.PARSE_IS_PRIVILEGED, 1966 scanFlags | SCAN_NO_DEX, 0); 1967 1968 // Collected privileged system packages. 1969 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1970 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1971 | PackageParser.PARSE_IS_SYSTEM_DIR 1972 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1973 1974 // Collect ordinary system packages. 1975 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1976 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1977 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1978 1979 // Collect all vendor packages. 1980 File vendorAppDir = new File("/vendor/app"); 1981 try { 1982 vendorAppDir = vendorAppDir.getCanonicalFile(); 1983 } catch (IOException e) { 1984 // failed to look up canonical path, continue with original one 1985 } 1986 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1987 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1988 1989 // Collect all OEM packages. 1990 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1991 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1992 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1993 1994 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1995 mInstaller.moveFiles(); 1996 1997 // Prune any system packages that no longer exist. 1998 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1999 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2000 if (!mOnlyCore) { 2001 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2002 while (psit.hasNext()) { 2003 PackageSetting ps = psit.next(); 2004 2005 /* 2006 * If this is not a system app, it can't be a 2007 * disable system app. 2008 */ 2009 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2010 continue; 2011 } 2012 2013 /* 2014 * If the package is scanned, it's not erased. 2015 */ 2016 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2017 if (scannedPkg != null) { 2018 /* 2019 * If the system app is both scanned and in the 2020 * disabled packages list, then it must have been 2021 * added via OTA. Remove it from the currently 2022 * scanned package so the previously user-installed 2023 * application can be scanned. 2024 */ 2025 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2026 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2027 + ps.name + "; removing system app. Last known codePath=" 2028 + ps.codePathString + ", installStatus=" + ps.installStatus 2029 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2030 + scannedPkg.mVersionCode); 2031 removePackageLI(ps, true); 2032 expectingBetter.put(ps.name, ps.codePath); 2033 } 2034 2035 continue; 2036 } 2037 2038 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2039 psit.remove(); 2040 logCriticalInfo(Log.WARN, "System package " + ps.name 2041 + " no longer exists; wiping its data"); 2042 removeDataDirsLI(null, ps.name); 2043 } else { 2044 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2045 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2046 possiblyDeletedUpdatedSystemApps.add(ps.name); 2047 } 2048 } 2049 } 2050 } 2051 2052 //look for any incomplete package installations 2053 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2054 //clean up list 2055 for(int i = 0; i < deletePkgsList.size(); i++) { 2056 //clean up here 2057 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2058 } 2059 //delete tmp files 2060 deleteTempPackageFiles(); 2061 2062 // Remove any shared userIDs that have no associated packages 2063 mSettings.pruneSharedUsersLPw(); 2064 2065 if (!mOnlyCore) { 2066 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2067 SystemClock.uptimeMillis()); 2068 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2069 2070 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2071 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2072 2073 /** 2074 * Remove disable package settings for any updated system 2075 * apps that were removed via an OTA. If they're not a 2076 * previously-updated app, remove them completely. 2077 * Otherwise, just revoke their system-level permissions. 2078 */ 2079 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2080 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2081 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2082 2083 String msg; 2084 if (deletedPkg == null) { 2085 msg = "Updated system package " + deletedAppName 2086 + " no longer exists; wiping its data"; 2087 removeDataDirsLI(null, deletedAppName); 2088 } else { 2089 msg = "Updated system app + " + deletedAppName 2090 + " no longer present; removing system privileges for " 2091 + deletedAppName; 2092 2093 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2094 2095 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2096 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2097 } 2098 logCriticalInfo(Log.WARN, msg); 2099 } 2100 2101 /** 2102 * Make sure all system apps that we expected to appear on 2103 * the userdata partition actually showed up. If they never 2104 * appeared, crawl back and revive the system version. 2105 */ 2106 for (int i = 0; i < expectingBetter.size(); i++) { 2107 final String packageName = expectingBetter.keyAt(i); 2108 if (!mPackages.containsKey(packageName)) { 2109 final File scanFile = expectingBetter.valueAt(i); 2110 2111 logCriticalInfo(Log.WARN, "Expected better " + packageName 2112 + " but never showed up; reverting to system"); 2113 2114 final int reparseFlags; 2115 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2116 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2117 | PackageParser.PARSE_IS_SYSTEM_DIR 2118 | PackageParser.PARSE_IS_PRIVILEGED; 2119 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2120 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2121 | PackageParser.PARSE_IS_SYSTEM_DIR; 2122 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2123 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2124 | PackageParser.PARSE_IS_SYSTEM_DIR; 2125 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2126 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2127 | PackageParser.PARSE_IS_SYSTEM_DIR; 2128 } else { 2129 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2130 continue; 2131 } 2132 2133 mSettings.enableSystemPackageLPw(packageName); 2134 2135 try { 2136 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2137 } catch (PackageManagerException e) { 2138 Slog.e(TAG, "Failed to parse original system package: " 2139 + e.getMessage()); 2140 } 2141 } 2142 } 2143 } 2144 2145 // Now that we know all of the shared libraries, update all clients to have 2146 // the correct library paths. 2147 updateAllSharedLibrariesLPw(); 2148 2149 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2150 // NOTE: We ignore potential failures here during a system scan (like 2151 // the rest of the commands above) because there's precious little we 2152 // can do about it. A settings error is reported, though. 2153 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2154 false /* force dexopt */, false /* defer dexopt */); 2155 } 2156 2157 // Now that we know all the packages we are keeping, 2158 // read and update their last usage times. 2159 mPackageUsage.readLP(); 2160 2161 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2162 SystemClock.uptimeMillis()); 2163 Slog.i(TAG, "Time to scan packages: " 2164 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2165 + " seconds"); 2166 2167 // If the platform SDK has changed since the last time we booted, 2168 // we need to re-grant app permission to catch any new ones that 2169 // appear. This is really a hack, and means that apps can in some 2170 // cases get permissions that the user didn't initially explicitly 2171 // allow... it would be nice to have some better way to handle 2172 // this situation. 2173 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2174 != mSdkVersion; 2175 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2176 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2177 + "; regranting permissions for internal storage"); 2178 mSettings.mInternalSdkPlatform = mSdkVersion; 2179 2180 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2181 | (regrantPermissions 2182 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2183 : 0)); 2184 2185 // If this is the first boot, and it is a normal boot, then 2186 // we need to initialize the default preferred apps. 2187 if (!mRestoredSettings && !onlyCore) { 2188 mSettings.readDefaultPreferredAppsLPw(this, 0); 2189 } 2190 2191 // If this is first boot after an OTA, and a normal boot, then 2192 // we need to clear code cache directories. 2193 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2194 if (mIsUpgrade && !onlyCore) { 2195 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2196 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2197 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2198 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2199 } 2200 mSettings.mFingerprint = Build.FINGERPRINT; 2201 } 2202 2203 primeDomainVerificationsLPw(); 2204 checkDefaultBrowser(); 2205 2206 // All the changes are done during package scanning. 2207 mSettings.updateInternalDatabaseVersion(); 2208 2209 // can downgrade to reader 2210 mSettings.writeLPr(); 2211 2212 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2213 SystemClock.uptimeMillis()); 2214 2215 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2216 2217 mInstallerService = new PackageInstallerService(context, this); 2218 2219 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2220 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2221 mIntentFilterVerifierComponent); 2222 2223 } // synchronized (mPackages) 2224 } // synchronized (mInstallLock) 2225 2226 // Now after opening every single application zip, make sure they 2227 // are all flushed. Not really needed, but keeps things nice and 2228 // tidy. 2229 Runtime.getRuntime().gc(); 2230 2231 // Expose private service for system components to use. 2232 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2233 } 2234 2235 @Override 2236 public boolean isFirstBoot() { 2237 return !mRestoredSettings; 2238 } 2239 2240 @Override 2241 public boolean isOnlyCoreApps() { 2242 return mOnlyCore; 2243 } 2244 2245 @Override 2246 public boolean isUpgrade() { 2247 return mIsUpgrade; 2248 } 2249 2250 private String getRequiredVerifierLPr() { 2251 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2252 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2253 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2254 2255 String requiredVerifier = null; 2256 2257 final int N = receivers.size(); 2258 for (int i = 0; i < N; i++) { 2259 final ResolveInfo info = receivers.get(i); 2260 2261 if (info.activityInfo == null) { 2262 continue; 2263 } 2264 2265 final String packageName = info.activityInfo.packageName; 2266 2267 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2268 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2269 continue; 2270 } 2271 2272 if (requiredVerifier != null) { 2273 throw new RuntimeException("There can be only one required verifier"); 2274 } 2275 2276 requiredVerifier = packageName; 2277 } 2278 2279 return requiredVerifier; 2280 } 2281 2282 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2283 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2284 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2285 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2286 2287 ComponentName verifierComponentName = null; 2288 2289 int priority = -1000; 2290 final int N = receivers.size(); 2291 for (int i = 0; i < N; i++) { 2292 final ResolveInfo info = receivers.get(i); 2293 2294 if (info.activityInfo == null) { 2295 continue; 2296 } 2297 2298 final String packageName = info.activityInfo.packageName; 2299 2300 final PackageSetting ps = mSettings.mPackages.get(packageName); 2301 if (ps == null) { 2302 continue; 2303 } 2304 2305 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2306 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2307 continue; 2308 } 2309 2310 // Select the IntentFilterVerifier with the highest priority 2311 if (priority < info.priority) { 2312 priority = info.priority; 2313 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2314 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2315 + verifierComponentName + " with priority: " + info.priority); 2316 } 2317 } 2318 2319 return verifierComponentName; 2320 } 2321 2322 private void primeDomainVerificationsLPw() { 2323 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2324 boolean updated = false; 2325 ArraySet<String> allHostsSet = new ArraySet<>(); 2326 for (PackageParser.Package pkg : mPackages.values()) { 2327 final String packageName = pkg.packageName; 2328 if (!hasDomainURLs(pkg)) { 2329 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2330 "package with no domain URLs: " + packageName); 2331 continue; 2332 } 2333 if (!pkg.isSystemApp()) { 2334 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2335 "No priming domain verifications for a non system package : " + 2336 packageName); 2337 continue; 2338 } 2339 for (PackageParser.Activity a : pkg.activities) { 2340 for (ActivityIntentInfo filter : a.intents) { 2341 if (hasValidDomains(filter)) { 2342 allHostsSet.addAll(filter.getHostsList()); 2343 } 2344 } 2345 } 2346 if (allHostsSet.size() == 0) { 2347 allHostsSet.add("*"); 2348 } 2349 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2350 IntentFilterVerificationInfo ivi = 2351 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2352 if (ivi != null) { 2353 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2354 "Priming domain verifications for package: " + packageName + 2355 " with hosts:" + ivi.getDomainsString()); 2356 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2357 updated = true; 2358 } 2359 else { 2360 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2361 "No priming domain verifications for package: " + packageName); 2362 } 2363 allHostsSet.clear(); 2364 } 2365 if (updated) { 2366 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2367 "Will need to write primed domain verifications"); 2368 } 2369 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2370 } 2371 2372 private void checkDefaultBrowser() { 2373 final int myUserId = UserHandle.myUserId(); 2374 final String packageName = getDefaultBrowserPackageName(myUserId); 2375 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2376 if (info == null) { 2377 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2378 setDefaultBrowserPackageName(null, myUserId); 2379 } 2380 } 2381 2382 @Override 2383 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2384 throws RemoteException { 2385 try { 2386 return super.onTransact(code, data, reply, flags); 2387 } catch (RuntimeException e) { 2388 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2389 Slog.wtf(TAG, "Package Manager Crash", e); 2390 } 2391 throw e; 2392 } 2393 } 2394 2395 void cleanupInstallFailedPackage(PackageSetting ps) { 2396 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2397 2398 removeDataDirsLI(ps.volumeUuid, ps.name); 2399 if (ps.codePath != null) { 2400 if (ps.codePath.isDirectory()) { 2401 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2402 } else { 2403 ps.codePath.delete(); 2404 } 2405 } 2406 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2407 if (ps.resourcePath.isDirectory()) { 2408 FileUtils.deleteContents(ps.resourcePath); 2409 } 2410 ps.resourcePath.delete(); 2411 } 2412 mSettings.removePackageLPw(ps.name); 2413 } 2414 2415 static int[] appendInts(int[] cur, int[] add) { 2416 if (add == null) return cur; 2417 if (cur == null) return add; 2418 final int N = add.length; 2419 for (int i=0; i<N; i++) { 2420 cur = appendInt(cur, add[i]); 2421 } 2422 return cur; 2423 } 2424 2425 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2426 if (!sUserManager.exists(userId)) return null; 2427 final PackageSetting ps = (PackageSetting) p.mExtras; 2428 if (ps == null) { 2429 return null; 2430 } 2431 2432 final PermissionsState permissionsState = ps.getPermissionsState(); 2433 2434 final int[] gids = permissionsState.computeGids(userId); 2435 final Set<String> permissions = permissionsState.getPermissions(userId); 2436 final PackageUserState state = ps.readUserState(userId); 2437 2438 return PackageParser.generatePackageInfo(p, gids, flags, 2439 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2440 } 2441 2442 @Override 2443 public boolean isPackageFrozen(String packageName) { 2444 synchronized (mPackages) { 2445 final PackageSetting ps = mSettings.mPackages.get(packageName); 2446 if (ps != null) { 2447 return ps.frozen; 2448 } 2449 } 2450 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2451 return true; 2452 } 2453 2454 @Override 2455 public boolean isPackageAvailable(String packageName, int userId) { 2456 if (!sUserManager.exists(userId)) return false; 2457 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2458 synchronized (mPackages) { 2459 PackageParser.Package p = mPackages.get(packageName); 2460 if (p != null) { 2461 final PackageSetting ps = (PackageSetting) p.mExtras; 2462 if (ps != null) { 2463 final PackageUserState state = ps.readUserState(userId); 2464 if (state != null) { 2465 return PackageParser.isAvailable(state); 2466 } 2467 } 2468 } 2469 } 2470 return false; 2471 } 2472 2473 @Override 2474 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2475 if (!sUserManager.exists(userId)) return null; 2476 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2477 // reader 2478 synchronized (mPackages) { 2479 PackageParser.Package p = mPackages.get(packageName); 2480 if (DEBUG_PACKAGE_INFO) 2481 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2482 if (p != null) { 2483 return generatePackageInfo(p, flags, userId); 2484 } 2485 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2486 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2487 } 2488 } 2489 return null; 2490 } 2491 2492 @Override 2493 public String[] currentToCanonicalPackageNames(String[] names) { 2494 String[] out = new String[names.length]; 2495 // reader 2496 synchronized (mPackages) { 2497 for (int i=names.length-1; i>=0; i--) { 2498 PackageSetting ps = mSettings.mPackages.get(names[i]); 2499 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2500 } 2501 } 2502 return out; 2503 } 2504 2505 @Override 2506 public String[] canonicalToCurrentPackageNames(String[] names) { 2507 String[] out = new String[names.length]; 2508 // reader 2509 synchronized (mPackages) { 2510 for (int i=names.length-1; i>=0; i--) { 2511 String cur = mSettings.mRenamedPackages.get(names[i]); 2512 out[i] = cur != null ? cur : names[i]; 2513 } 2514 } 2515 return out; 2516 } 2517 2518 @Override 2519 public int getPackageUid(String packageName, int userId) { 2520 if (!sUserManager.exists(userId)) return -1; 2521 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2522 2523 // reader 2524 synchronized (mPackages) { 2525 PackageParser.Package p = mPackages.get(packageName); 2526 if(p != null) { 2527 return UserHandle.getUid(userId, p.applicationInfo.uid); 2528 } 2529 PackageSetting ps = mSettings.mPackages.get(packageName); 2530 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2531 return -1; 2532 } 2533 p = ps.pkg; 2534 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2535 } 2536 } 2537 2538 @Override 2539 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2540 if (!sUserManager.exists(userId)) { 2541 return null; 2542 } 2543 2544 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2545 "getPackageGids"); 2546 2547 // reader 2548 synchronized (mPackages) { 2549 PackageParser.Package p = mPackages.get(packageName); 2550 if (DEBUG_PACKAGE_INFO) { 2551 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2552 } 2553 if (p != null) { 2554 PackageSetting ps = (PackageSetting) p.mExtras; 2555 return ps.getPermissionsState().computeGids(userId); 2556 } 2557 } 2558 2559 return null; 2560 } 2561 2562 static PermissionInfo generatePermissionInfo( 2563 BasePermission bp, int flags) { 2564 if (bp.perm != null) { 2565 return PackageParser.generatePermissionInfo(bp.perm, flags); 2566 } 2567 PermissionInfo pi = new PermissionInfo(); 2568 pi.name = bp.name; 2569 pi.packageName = bp.sourcePackage; 2570 pi.nonLocalizedLabel = bp.name; 2571 pi.protectionLevel = bp.protectionLevel; 2572 return pi; 2573 } 2574 2575 @Override 2576 public PermissionInfo getPermissionInfo(String name, int flags) { 2577 // reader 2578 synchronized (mPackages) { 2579 final BasePermission p = mSettings.mPermissions.get(name); 2580 if (p != null) { 2581 return generatePermissionInfo(p, flags); 2582 } 2583 return null; 2584 } 2585 } 2586 2587 @Override 2588 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2589 // reader 2590 synchronized (mPackages) { 2591 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2592 for (BasePermission p : mSettings.mPermissions.values()) { 2593 if (group == null) { 2594 if (p.perm == null || p.perm.info.group == null) { 2595 out.add(generatePermissionInfo(p, flags)); 2596 } 2597 } else { 2598 if (p.perm != null && group.equals(p.perm.info.group)) { 2599 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2600 } 2601 } 2602 } 2603 2604 if (out.size() > 0) { 2605 return out; 2606 } 2607 return mPermissionGroups.containsKey(group) ? out : null; 2608 } 2609 } 2610 2611 @Override 2612 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2613 // reader 2614 synchronized (mPackages) { 2615 return PackageParser.generatePermissionGroupInfo( 2616 mPermissionGroups.get(name), flags); 2617 } 2618 } 2619 2620 @Override 2621 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2622 // reader 2623 synchronized (mPackages) { 2624 final int N = mPermissionGroups.size(); 2625 ArrayList<PermissionGroupInfo> out 2626 = new ArrayList<PermissionGroupInfo>(N); 2627 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2628 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2629 } 2630 return out; 2631 } 2632 } 2633 2634 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2635 int userId) { 2636 if (!sUserManager.exists(userId)) return null; 2637 PackageSetting ps = mSettings.mPackages.get(packageName); 2638 if (ps != null) { 2639 if (ps.pkg == null) { 2640 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2641 flags, userId); 2642 if (pInfo != null) { 2643 return pInfo.applicationInfo; 2644 } 2645 return null; 2646 } 2647 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2648 ps.readUserState(userId), userId); 2649 } 2650 return null; 2651 } 2652 2653 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2654 int userId) { 2655 if (!sUserManager.exists(userId)) return null; 2656 PackageSetting ps = mSettings.mPackages.get(packageName); 2657 if (ps != null) { 2658 PackageParser.Package pkg = ps.pkg; 2659 if (pkg == null) { 2660 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2661 return null; 2662 } 2663 // Only data remains, so we aren't worried about code paths 2664 pkg = new PackageParser.Package(packageName); 2665 pkg.applicationInfo.packageName = packageName; 2666 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2667 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2668 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2669 packageName, userId).getAbsolutePath(); 2670 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2671 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2672 } 2673 return generatePackageInfo(pkg, flags, userId); 2674 } 2675 return null; 2676 } 2677 2678 @Override 2679 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2680 if (!sUserManager.exists(userId)) return null; 2681 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2682 // writer 2683 synchronized (mPackages) { 2684 PackageParser.Package p = mPackages.get(packageName); 2685 if (DEBUG_PACKAGE_INFO) Log.v( 2686 TAG, "getApplicationInfo " + packageName 2687 + ": " + p); 2688 if (p != null) { 2689 PackageSetting ps = mSettings.mPackages.get(packageName); 2690 if (ps == null) return null; 2691 // Note: isEnabledLP() does not apply here - always return info 2692 return PackageParser.generateApplicationInfo( 2693 p, flags, ps.readUserState(userId), userId); 2694 } 2695 if ("android".equals(packageName)||"system".equals(packageName)) { 2696 return mAndroidApplication; 2697 } 2698 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2699 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2700 } 2701 } 2702 return null; 2703 } 2704 2705 @Override 2706 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2707 final IPackageDataObserver observer) { 2708 mContext.enforceCallingOrSelfPermission( 2709 android.Manifest.permission.CLEAR_APP_CACHE, null); 2710 // Queue up an async operation since clearing cache may take a little while. 2711 mHandler.post(new Runnable() { 2712 public void run() { 2713 mHandler.removeCallbacks(this); 2714 int retCode = -1; 2715 synchronized (mInstallLock) { 2716 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2717 if (retCode < 0) { 2718 Slog.w(TAG, "Couldn't clear application caches"); 2719 } 2720 } 2721 if (observer != null) { 2722 try { 2723 observer.onRemoveCompleted(null, (retCode >= 0)); 2724 } catch (RemoteException e) { 2725 Slog.w(TAG, "RemoveException when invoking call back"); 2726 } 2727 } 2728 } 2729 }); 2730 } 2731 2732 @Override 2733 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2734 final IntentSender pi) { 2735 mContext.enforceCallingOrSelfPermission( 2736 android.Manifest.permission.CLEAR_APP_CACHE, null); 2737 // Queue up an async operation since clearing cache may take a little while. 2738 mHandler.post(new Runnable() { 2739 public void run() { 2740 mHandler.removeCallbacks(this); 2741 int retCode = -1; 2742 synchronized (mInstallLock) { 2743 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2744 if (retCode < 0) { 2745 Slog.w(TAG, "Couldn't clear application caches"); 2746 } 2747 } 2748 if(pi != null) { 2749 try { 2750 // Callback via pending intent 2751 int code = (retCode >= 0) ? 1 : 0; 2752 pi.sendIntent(null, code, null, 2753 null, null); 2754 } catch (SendIntentException e1) { 2755 Slog.i(TAG, "Failed to send pending intent"); 2756 } 2757 } 2758 } 2759 }); 2760 } 2761 2762 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2763 synchronized (mInstallLock) { 2764 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2765 throw new IOException("Failed to free enough space"); 2766 } 2767 } 2768 } 2769 2770 @Override 2771 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2772 if (!sUserManager.exists(userId)) return null; 2773 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2774 synchronized (mPackages) { 2775 PackageParser.Activity a = mActivities.mActivities.get(component); 2776 2777 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2778 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2779 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2780 if (ps == null) return null; 2781 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2782 userId); 2783 } 2784 if (mResolveComponentName.equals(component)) { 2785 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2786 new PackageUserState(), userId); 2787 } 2788 } 2789 return null; 2790 } 2791 2792 @Override 2793 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2794 String resolvedType) { 2795 synchronized (mPackages) { 2796 PackageParser.Activity a = mActivities.mActivities.get(component); 2797 if (a == null) { 2798 return false; 2799 } 2800 for (int i=0; i<a.intents.size(); i++) { 2801 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2802 intent.getData(), intent.getCategories(), TAG) >= 0) { 2803 return true; 2804 } 2805 } 2806 return false; 2807 } 2808 } 2809 2810 @Override 2811 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2812 if (!sUserManager.exists(userId)) return null; 2813 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2814 synchronized (mPackages) { 2815 PackageParser.Activity a = mReceivers.mActivities.get(component); 2816 if (DEBUG_PACKAGE_INFO) Log.v( 2817 TAG, "getReceiverInfo " + component + ": " + a); 2818 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2819 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2820 if (ps == null) return null; 2821 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2822 userId); 2823 } 2824 } 2825 return null; 2826 } 2827 2828 @Override 2829 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2830 if (!sUserManager.exists(userId)) return null; 2831 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2832 synchronized (mPackages) { 2833 PackageParser.Service s = mServices.mServices.get(component); 2834 if (DEBUG_PACKAGE_INFO) Log.v( 2835 TAG, "getServiceInfo " + component + ": " + s); 2836 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2837 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2838 if (ps == null) return null; 2839 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2840 userId); 2841 } 2842 } 2843 return null; 2844 } 2845 2846 @Override 2847 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2848 if (!sUserManager.exists(userId)) return null; 2849 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2850 synchronized (mPackages) { 2851 PackageParser.Provider p = mProviders.mProviders.get(component); 2852 if (DEBUG_PACKAGE_INFO) Log.v( 2853 TAG, "getProviderInfo " + component + ": " + p); 2854 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2855 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2856 if (ps == null) return null; 2857 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2858 userId); 2859 } 2860 } 2861 return null; 2862 } 2863 2864 @Override 2865 public String[] getSystemSharedLibraryNames() { 2866 Set<String> libSet; 2867 synchronized (mPackages) { 2868 libSet = mSharedLibraries.keySet(); 2869 int size = libSet.size(); 2870 if (size > 0) { 2871 String[] libs = new String[size]; 2872 libSet.toArray(libs); 2873 return libs; 2874 } 2875 } 2876 return null; 2877 } 2878 2879 /** 2880 * @hide 2881 */ 2882 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2883 synchronized (mPackages) { 2884 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2885 if (lib != null && lib.apk != null) { 2886 return mPackages.get(lib.apk); 2887 } 2888 } 2889 return null; 2890 } 2891 2892 @Override 2893 public FeatureInfo[] getSystemAvailableFeatures() { 2894 Collection<FeatureInfo> featSet; 2895 synchronized (mPackages) { 2896 featSet = mAvailableFeatures.values(); 2897 int size = featSet.size(); 2898 if (size > 0) { 2899 FeatureInfo[] features = new FeatureInfo[size+1]; 2900 featSet.toArray(features); 2901 FeatureInfo fi = new FeatureInfo(); 2902 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2903 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2904 features[size] = fi; 2905 return features; 2906 } 2907 } 2908 return null; 2909 } 2910 2911 @Override 2912 public boolean hasSystemFeature(String name) { 2913 synchronized (mPackages) { 2914 return mAvailableFeatures.containsKey(name); 2915 } 2916 } 2917 2918 private void checkValidCaller(int uid, int userId) { 2919 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2920 return; 2921 2922 throw new SecurityException("Caller uid=" + uid 2923 + " is not privileged to communicate with user=" + userId); 2924 } 2925 2926 @Override 2927 public int checkPermission(String permName, String pkgName, int userId) { 2928 if (!sUserManager.exists(userId)) { 2929 return PackageManager.PERMISSION_DENIED; 2930 } 2931 2932 synchronized (mPackages) { 2933 final PackageParser.Package p = mPackages.get(pkgName); 2934 if (p != null && p.mExtras != null) { 2935 final PackageSetting ps = (PackageSetting) p.mExtras; 2936 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2937 return PackageManager.PERMISSION_GRANTED; 2938 } 2939 } 2940 } 2941 2942 return PackageManager.PERMISSION_DENIED; 2943 } 2944 2945 @Override 2946 public int checkUidPermission(String permName, int uid) { 2947 final int userId = UserHandle.getUserId(uid); 2948 2949 if (!sUserManager.exists(userId)) { 2950 return PackageManager.PERMISSION_DENIED; 2951 } 2952 2953 synchronized (mPackages) { 2954 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2955 if (obj != null) { 2956 final SettingBase ps = (SettingBase) obj; 2957 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2958 return PackageManager.PERMISSION_GRANTED; 2959 } 2960 } else { 2961 ArraySet<String> perms = mSystemPermissions.get(uid); 2962 if (perms != null && perms.contains(permName)) { 2963 return PackageManager.PERMISSION_GRANTED; 2964 } 2965 } 2966 } 2967 2968 return PackageManager.PERMISSION_DENIED; 2969 } 2970 2971 /** 2972 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2973 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2974 * @param checkShell TODO(yamasani): 2975 * @param message the message to log on security exception 2976 */ 2977 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2978 boolean checkShell, String message) { 2979 if (userId < 0) { 2980 throw new IllegalArgumentException("Invalid userId " + userId); 2981 } 2982 if (checkShell) { 2983 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2984 } 2985 if (userId == UserHandle.getUserId(callingUid)) return; 2986 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2987 if (requireFullPermission) { 2988 mContext.enforceCallingOrSelfPermission( 2989 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2990 } else { 2991 try { 2992 mContext.enforceCallingOrSelfPermission( 2993 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2994 } catch (SecurityException se) { 2995 mContext.enforceCallingOrSelfPermission( 2996 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2997 } 2998 } 2999 } 3000 } 3001 3002 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3003 if (callingUid == Process.SHELL_UID) { 3004 if (userHandle >= 0 3005 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3006 throw new SecurityException("Shell does not have permission to access user " 3007 + userHandle); 3008 } else if (userHandle < 0) { 3009 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3010 + Debug.getCallers(3)); 3011 } 3012 } 3013 } 3014 3015 private BasePermission findPermissionTreeLP(String permName) { 3016 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3017 if (permName.startsWith(bp.name) && 3018 permName.length() > bp.name.length() && 3019 permName.charAt(bp.name.length()) == '.') { 3020 return bp; 3021 } 3022 } 3023 return null; 3024 } 3025 3026 private BasePermission checkPermissionTreeLP(String permName) { 3027 if (permName != null) { 3028 BasePermission bp = findPermissionTreeLP(permName); 3029 if (bp != null) { 3030 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3031 return bp; 3032 } 3033 throw new SecurityException("Calling uid " 3034 + Binder.getCallingUid() 3035 + " is not allowed to add to permission tree " 3036 + bp.name + " owned by uid " + bp.uid); 3037 } 3038 } 3039 throw new SecurityException("No permission tree found for " + permName); 3040 } 3041 3042 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3043 if (s1 == null) { 3044 return s2 == null; 3045 } 3046 if (s2 == null) { 3047 return false; 3048 } 3049 if (s1.getClass() != s2.getClass()) { 3050 return false; 3051 } 3052 return s1.equals(s2); 3053 } 3054 3055 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3056 if (pi1.icon != pi2.icon) return false; 3057 if (pi1.logo != pi2.logo) return false; 3058 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3059 if (!compareStrings(pi1.name, pi2.name)) return false; 3060 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3061 // We'll take care of setting this one. 3062 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3063 // These are not currently stored in settings. 3064 //if (!compareStrings(pi1.group, pi2.group)) return false; 3065 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3066 //if (pi1.labelRes != pi2.labelRes) return false; 3067 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3068 return true; 3069 } 3070 3071 int permissionInfoFootprint(PermissionInfo info) { 3072 int size = info.name.length(); 3073 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3074 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3075 return size; 3076 } 3077 3078 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3079 int size = 0; 3080 for (BasePermission perm : mSettings.mPermissions.values()) { 3081 if (perm.uid == tree.uid) { 3082 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3083 } 3084 } 3085 return size; 3086 } 3087 3088 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3089 // We calculate the max size of permissions defined by this uid and throw 3090 // if that plus the size of 'info' would exceed our stated maximum. 3091 if (tree.uid != Process.SYSTEM_UID) { 3092 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3093 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3094 throw new SecurityException("Permission tree size cap exceeded"); 3095 } 3096 } 3097 } 3098 3099 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3100 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3101 throw new SecurityException("Label must be specified in permission"); 3102 } 3103 BasePermission tree = checkPermissionTreeLP(info.name); 3104 BasePermission bp = mSettings.mPermissions.get(info.name); 3105 boolean added = bp == null; 3106 boolean changed = true; 3107 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3108 if (added) { 3109 enforcePermissionCapLocked(info, tree); 3110 bp = new BasePermission(info.name, tree.sourcePackage, 3111 BasePermission.TYPE_DYNAMIC); 3112 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3113 throw new SecurityException( 3114 "Not allowed to modify non-dynamic permission " 3115 + info.name); 3116 } else { 3117 if (bp.protectionLevel == fixedLevel 3118 && bp.perm.owner.equals(tree.perm.owner) 3119 && bp.uid == tree.uid 3120 && comparePermissionInfos(bp.perm.info, info)) { 3121 changed = false; 3122 } 3123 } 3124 bp.protectionLevel = fixedLevel; 3125 info = new PermissionInfo(info); 3126 info.protectionLevel = fixedLevel; 3127 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3128 bp.perm.info.packageName = tree.perm.info.packageName; 3129 bp.uid = tree.uid; 3130 if (added) { 3131 mSettings.mPermissions.put(info.name, bp); 3132 } 3133 if (changed) { 3134 if (!async) { 3135 mSettings.writeLPr(); 3136 } else { 3137 scheduleWriteSettingsLocked(); 3138 } 3139 } 3140 return added; 3141 } 3142 3143 @Override 3144 public boolean addPermission(PermissionInfo info) { 3145 synchronized (mPackages) { 3146 return addPermissionLocked(info, false); 3147 } 3148 } 3149 3150 @Override 3151 public boolean addPermissionAsync(PermissionInfo info) { 3152 synchronized (mPackages) { 3153 return addPermissionLocked(info, true); 3154 } 3155 } 3156 3157 @Override 3158 public void removePermission(String name) { 3159 synchronized (mPackages) { 3160 checkPermissionTreeLP(name); 3161 BasePermission bp = mSettings.mPermissions.get(name); 3162 if (bp != null) { 3163 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3164 throw new SecurityException( 3165 "Not allowed to modify non-dynamic permission " 3166 + name); 3167 } 3168 mSettings.mPermissions.remove(name); 3169 mSettings.writeLPr(); 3170 } 3171 } 3172 } 3173 3174 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3175 BasePermission bp) { 3176 int index = pkg.requestedPermissions.indexOf(bp.name); 3177 if (index == -1) { 3178 throw new SecurityException("Package " + pkg.packageName 3179 + " has not requested permission " + bp.name); 3180 } 3181 if (!bp.isRuntime()) { 3182 throw new SecurityException("Permission " + bp.name 3183 + " is not a changeable permission type"); 3184 } 3185 } 3186 3187 @Override 3188 public void grantRuntimePermission(String packageName, String name, final int userId) { 3189 if (!sUserManager.exists(userId)) { 3190 Log.e(TAG, "No such user:" + userId); 3191 return; 3192 } 3193 3194 mContext.enforceCallingOrSelfPermission( 3195 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3196 "grantRuntimePermission"); 3197 3198 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3199 "grantRuntimePermission"); 3200 3201 final SettingBase sb; 3202 3203 synchronized (mPackages) { 3204 final PackageParser.Package pkg = mPackages.get(packageName); 3205 if (pkg == null) { 3206 throw new IllegalArgumentException("Unknown package: " + packageName); 3207 } 3208 3209 final BasePermission bp = mSettings.mPermissions.get(name); 3210 if (bp == null) { 3211 throw new IllegalArgumentException("Unknown permission: " + name); 3212 } 3213 3214 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3215 3216 sb = (SettingBase) pkg.mExtras; 3217 if (sb == null) { 3218 throw new IllegalArgumentException("Unknown package: " + packageName); 3219 } 3220 3221 final PermissionsState permissionsState = sb.getPermissionsState(); 3222 3223 final int flags = permissionsState.getPermissionFlags(name, userId); 3224 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3225 throw new SecurityException("Cannot grant system fixed permission: " 3226 + name + " for package: " + packageName); 3227 } 3228 3229 final int result = permissionsState.grantRuntimePermission(bp, userId); 3230 switch (result) { 3231 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3232 return; 3233 } 3234 3235 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3236 mHandler.post(new Runnable() { 3237 @Override 3238 public void run() { 3239 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3240 } 3241 }); 3242 } break; 3243 } 3244 3245 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3246 3247 // Not critical if that is lost - app has to request again. 3248 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3249 } 3250 } 3251 3252 @Override 3253 public void revokeRuntimePermission(String packageName, String name, int userId) { 3254 if (!sUserManager.exists(userId)) { 3255 Log.e(TAG, "No such user:" + userId); 3256 return; 3257 } 3258 3259 mContext.enforceCallingOrSelfPermission( 3260 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3261 "revokeRuntimePermission"); 3262 3263 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3264 "revokeRuntimePermission"); 3265 3266 final SettingBase sb; 3267 3268 synchronized (mPackages) { 3269 final PackageParser.Package pkg = mPackages.get(packageName); 3270 if (pkg == null) { 3271 throw new IllegalArgumentException("Unknown package: " + packageName); 3272 } 3273 3274 final BasePermission bp = mSettings.mPermissions.get(name); 3275 if (bp == null) { 3276 throw new IllegalArgumentException("Unknown permission: " + name); 3277 } 3278 3279 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3280 3281 sb = (SettingBase) pkg.mExtras; 3282 if (sb == null) { 3283 throw new IllegalArgumentException("Unknown package: " + packageName); 3284 } 3285 3286 final PermissionsState permissionsState = sb.getPermissionsState(); 3287 3288 final int flags = permissionsState.getPermissionFlags(name, userId); 3289 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3290 throw new SecurityException("Cannot revoke system fixed permission: " 3291 + name + " for package: " + packageName); 3292 } 3293 3294 if (permissionsState.revokeRuntimePermission(bp, userId) == 3295 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3296 return; 3297 } 3298 3299 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3300 3301 // Critical, after this call app should never have the permission. 3302 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3303 } 3304 3305 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3306 } 3307 3308 @Override 3309 public int getPermissionFlags(String name, String packageName, int userId) { 3310 if (!sUserManager.exists(userId)) { 3311 return 0; 3312 } 3313 3314 mContext.enforceCallingOrSelfPermission( 3315 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3316 "getPermissionFlags"); 3317 3318 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3319 "getPermissionFlags"); 3320 3321 synchronized (mPackages) { 3322 final PackageParser.Package pkg = mPackages.get(packageName); 3323 if (pkg == null) { 3324 throw new IllegalArgumentException("Unknown package: " + packageName); 3325 } 3326 3327 final BasePermission bp = mSettings.mPermissions.get(name); 3328 if (bp == null) { 3329 throw new IllegalArgumentException("Unknown permission: " + name); 3330 } 3331 3332 SettingBase sb = (SettingBase) pkg.mExtras; 3333 if (sb == null) { 3334 throw new IllegalArgumentException("Unknown package: " + packageName); 3335 } 3336 3337 PermissionsState permissionsState = sb.getPermissionsState(); 3338 return permissionsState.getPermissionFlags(name, userId); 3339 } 3340 } 3341 3342 @Override 3343 public void updatePermissionFlags(String name, String packageName, int flagMask, 3344 int flagValues, int userId) { 3345 if (!sUserManager.exists(userId)) { 3346 return; 3347 } 3348 3349 mContext.enforceCallingOrSelfPermission( 3350 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3351 "updatePermissionFlags"); 3352 3353 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3354 "updatePermissionFlags"); 3355 3356 // Only the system can change system fixed flags. 3357 if (getCallingUid() != Process.SYSTEM_UID) { 3358 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3359 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3360 } 3361 3362 synchronized (mPackages) { 3363 final PackageParser.Package pkg = mPackages.get(packageName); 3364 if (pkg == null) { 3365 throw new IllegalArgumentException("Unknown package: " + packageName); 3366 } 3367 3368 final BasePermission bp = mSettings.mPermissions.get(name); 3369 if (bp == null) { 3370 throw new IllegalArgumentException("Unknown permission: " + name); 3371 } 3372 3373 SettingBase sb = (SettingBase) pkg.mExtras; 3374 if (sb == null) { 3375 throw new IllegalArgumentException("Unknown package: " + packageName); 3376 } 3377 3378 PermissionsState permissionsState = sb.getPermissionsState(); 3379 3380 // Only the package manager can change flags for system component permissions. 3381 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3382 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3383 return; 3384 } 3385 3386 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3387 3388 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3389 // Install and runtime permissions are stored in different places, 3390 // so figure out what permission changed and persist the change. 3391 if (permissionsState.getInstallPermissionState(name) != null) { 3392 scheduleWriteSettingsLocked(); 3393 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3394 || hadState) { 3395 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3396 } 3397 } 3398 } 3399 } 3400 3401 /** 3402 * Update the permission flags for all packages and runtime permissions of a user in order 3403 * to allow device or profile owner to remove POLICY_FIXED. 3404 */ 3405 @Override 3406 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3407 if (!sUserManager.exists(userId)) { 3408 return; 3409 } 3410 3411 mContext.enforceCallingOrSelfPermission( 3412 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3413 "updatePermissionFlagsForAllApps"); 3414 3415 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3416 "updatePermissionFlagsForAllApps"); 3417 3418 // Only the system can change system fixed flags. 3419 if (getCallingUid() != Process.SYSTEM_UID) { 3420 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3421 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3422 } 3423 3424 synchronized (mPackages) { 3425 boolean changed = false; 3426 final int packageCount = mPackages.size(); 3427 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3428 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3429 SettingBase sb = (SettingBase) pkg.mExtras; 3430 if (sb == null) { 3431 continue; 3432 } 3433 PermissionsState permissionsState = sb.getPermissionsState(); 3434 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3435 userId, flagMask, flagValues); 3436 } 3437 if (changed) { 3438 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3439 } 3440 } 3441 } 3442 3443 @Override 3444 public boolean shouldShowRequestPermissionRationale(String permissionName, 3445 String packageName, int userId) { 3446 if (UserHandle.getCallingUserId() != userId) { 3447 mContext.enforceCallingPermission( 3448 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3449 "canShowRequestPermissionRationale for user " + userId); 3450 } 3451 3452 final int uid = getPackageUid(packageName, userId); 3453 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3454 return false; 3455 } 3456 3457 if (checkPermission(permissionName, packageName, userId) 3458 == PackageManager.PERMISSION_GRANTED) { 3459 return false; 3460 } 3461 3462 final int flags; 3463 3464 final long identity = Binder.clearCallingIdentity(); 3465 try { 3466 flags = getPermissionFlags(permissionName, 3467 packageName, userId); 3468 } finally { 3469 Binder.restoreCallingIdentity(identity); 3470 } 3471 3472 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3473 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3474 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3475 3476 if ((flags & fixedFlags) != 0) { 3477 return false; 3478 } 3479 3480 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3481 } 3482 3483 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3484 BasePermission bp = mSettings.mPermissions.get(permission); 3485 if (bp == null) { 3486 throw new SecurityException("Missing " + permission + " permission"); 3487 } 3488 3489 SettingBase sb = (SettingBase) pkg.mExtras; 3490 PermissionsState permissionsState = sb.getPermissionsState(); 3491 3492 if (permissionsState.grantInstallPermission(bp) != 3493 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3494 scheduleWriteSettingsLocked(); 3495 } 3496 } 3497 3498 @Override 3499 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3500 mContext.enforceCallingOrSelfPermission( 3501 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3502 "addOnPermissionsChangeListener"); 3503 3504 synchronized (mPackages) { 3505 mOnPermissionChangeListeners.addListenerLocked(listener); 3506 } 3507 } 3508 3509 @Override 3510 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3511 synchronized (mPackages) { 3512 mOnPermissionChangeListeners.removeListenerLocked(listener); 3513 } 3514 } 3515 3516 @Override 3517 public boolean isProtectedBroadcast(String actionName) { 3518 synchronized (mPackages) { 3519 return mProtectedBroadcasts.contains(actionName); 3520 } 3521 } 3522 3523 @Override 3524 public int checkSignatures(String pkg1, String pkg2) { 3525 synchronized (mPackages) { 3526 final PackageParser.Package p1 = mPackages.get(pkg1); 3527 final PackageParser.Package p2 = mPackages.get(pkg2); 3528 if (p1 == null || p1.mExtras == null 3529 || p2 == null || p2.mExtras == null) { 3530 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3531 } 3532 return compareSignatures(p1.mSignatures, p2.mSignatures); 3533 } 3534 } 3535 3536 @Override 3537 public int checkUidSignatures(int uid1, int uid2) { 3538 // Map to base uids. 3539 uid1 = UserHandle.getAppId(uid1); 3540 uid2 = UserHandle.getAppId(uid2); 3541 // reader 3542 synchronized (mPackages) { 3543 Signature[] s1; 3544 Signature[] s2; 3545 Object obj = mSettings.getUserIdLPr(uid1); 3546 if (obj != null) { 3547 if (obj instanceof SharedUserSetting) { 3548 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3549 } else if (obj instanceof PackageSetting) { 3550 s1 = ((PackageSetting)obj).signatures.mSignatures; 3551 } else { 3552 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3553 } 3554 } else { 3555 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3556 } 3557 obj = mSettings.getUserIdLPr(uid2); 3558 if (obj != null) { 3559 if (obj instanceof SharedUserSetting) { 3560 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3561 } else if (obj instanceof PackageSetting) { 3562 s2 = ((PackageSetting)obj).signatures.mSignatures; 3563 } else { 3564 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3565 } 3566 } else { 3567 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3568 } 3569 return compareSignatures(s1, s2); 3570 } 3571 } 3572 3573 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3574 final long identity = Binder.clearCallingIdentity(); 3575 try { 3576 if (sb instanceof SharedUserSetting) { 3577 SharedUserSetting sus = (SharedUserSetting) sb; 3578 final int packageCount = sus.packages.size(); 3579 for (int i = 0; i < packageCount; i++) { 3580 PackageSetting susPs = sus.packages.valueAt(i); 3581 if (userId == UserHandle.USER_ALL) { 3582 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3583 } else { 3584 final int uid = UserHandle.getUid(userId, susPs.appId); 3585 killUid(uid, reason); 3586 } 3587 } 3588 } else if (sb instanceof PackageSetting) { 3589 PackageSetting ps = (PackageSetting) sb; 3590 if (userId == UserHandle.USER_ALL) { 3591 killApplication(ps.pkg.packageName, ps.appId, reason); 3592 } else { 3593 final int uid = UserHandle.getUid(userId, ps.appId); 3594 killUid(uid, reason); 3595 } 3596 } 3597 } finally { 3598 Binder.restoreCallingIdentity(identity); 3599 } 3600 } 3601 3602 private static void killUid(int uid, String reason) { 3603 IActivityManager am = ActivityManagerNative.getDefault(); 3604 if (am != null) { 3605 try { 3606 am.killUid(uid, reason); 3607 } catch (RemoteException e) { 3608 /* ignore - same process */ 3609 } 3610 } 3611 } 3612 3613 /** 3614 * Compares two sets of signatures. Returns: 3615 * <br /> 3616 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3617 * <br /> 3618 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3619 * <br /> 3620 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3621 * <br /> 3622 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3623 * <br /> 3624 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3625 */ 3626 static int compareSignatures(Signature[] s1, Signature[] s2) { 3627 if (s1 == null) { 3628 return s2 == null 3629 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3630 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3631 } 3632 3633 if (s2 == null) { 3634 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3635 } 3636 3637 if (s1.length != s2.length) { 3638 return PackageManager.SIGNATURE_NO_MATCH; 3639 } 3640 3641 // Since both signature sets are of size 1, we can compare without HashSets. 3642 if (s1.length == 1) { 3643 return s1[0].equals(s2[0]) ? 3644 PackageManager.SIGNATURE_MATCH : 3645 PackageManager.SIGNATURE_NO_MATCH; 3646 } 3647 3648 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3649 for (Signature sig : s1) { 3650 set1.add(sig); 3651 } 3652 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3653 for (Signature sig : s2) { 3654 set2.add(sig); 3655 } 3656 // Make sure s2 contains all signatures in s1. 3657 if (set1.equals(set2)) { 3658 return PackageManager.SIGNATURE_MATCH; 3659 } 3660 return PackageManager.SIGNATURE_NO_MATCH; 3661 } 3662 3663 /** 3664 * If the database version for this type of package (internal storage or 3665 * external storage) is less than the version where package signatures 3666 * were updated, return true. 3667 */ 3668 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3669 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3670 DatabaseVersion.SIGNATURE_END_ENTITY)) 3671 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3672 DatabaseVersion.SIGNATURE_END_ENTITY)); 3673 } 3674 3675 /** 3676 * Used for backward compatibility to make sure any packages with 3677 * certificate chains get upgraded to the new style. {@code existingSigs} 3678 * will be in the old format (since they were stored on disk from before the 3679 * system upgrade) and {@code scannedSigs} will be in the newer format. 3680 */ 3681 private int compareSignaturesCompat(PackageSignatures existingSigs, 3682 PackageParser.Package scannedPkg) { 3683 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3684 return PackageManager.SIGNATURE_NO_MATCH; 3685 } 3686 3687 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3688 for (Signature sig : existingSigs.mSignatures) { 3689 existingSet.add(sig); 3690 } 3691 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3692 for (Signature sig : scannedPkg.mSignatures) { 3693 try { 3694 Signature[] chainSignatures = sig.getChainSignatures(); 3695 for (Signature chainSig : chainSignatures) { 3696 scannedCompatSet.add(chainSig); 3697 } 3698 } catch (CertificateEncodingException e) { 3699 scannedCompatSet.add(sig); 3700 } 3701 } 3702 /* 3703 * Make sure the expanded scanned set contains all signatures in the 3704 * existing one. 3705 */ 3706 if (scannedCompatSet.equals(existingSet)) { 3707 // Migrate the old signatures to the new scheme. 3708 existingSigs.assignSignatures(scannedPkg.mSignatures); 3709 // The new KeySets will be re-added later in the scanning process. 3710 synchronized (mPackages) { 3711 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3712 } 3713 return PackageManager.SIGNATURE_MATCH; 3714 } 3715 return PackageManager.SIGNATURE_NO_MATCH; 3716 } 3717 3718 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3719 if (isExternal(scannedPkg)) { 3720 return mSettings.isExternalDatabaseVersionOlderThan( 3721 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3722 } else { 3723 return mSettings.isInternalDatabaseVersionOlderThan( 3724 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3725 } 3726 } 3727 3728 private int compareSignaturesRecover(PackageSignatures existingSigs, 3729 PackageParser.Package scannedPkg) { 3730 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3731 return PackageManager.SIGNATURE_NO_MATCH; 3732 } 3733 3734 String msg = null; 3735 try { 3736 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3737 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3738 + scannedPkg.packageName); 3739 return PackageManager.SIGNATURE_MATCH; 3740 } 3741 } catch (CertificateException e) { 3742 msg = e.getMessage(); 3743 } 3744 3745 logCriticalInfo(Log.INFO, 3746 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3747 return PackageManager.SIGNATURE_NO_MATCH; 3748 } 3749 3750 @Override 3751 public String[] getPackagesForUid(int uid) { 3752 uid = UserHandle.getAppId(uid); 3753 // reader 3754 synchronized (mPackages) { 3755 Object obj = mSettings.getUserIdLPr(uid); 3756 if (obj instanceof SharedUserSetting) { 3757 final SharedUserSetting sus = (SharedUserSetting) obj; 3758 final int N = sus.packages.size(); 3759 final String[] res = new String[N]; 3760 final Iterator<PackageSetting> it = sus.packages.iterator(); 3761 int i = 0; 3762 while (it.hasNext()) { 3763 res[i++] = it.next().name; 3764 } 3765 return res; 3766 } else if (obj instanceof PackageSetting) { 3767 final PackageSetting ps = (PackageSetting) obj; 3768 return new String[] { ps.name }; 3769 } 3770 } 3771 return null; 3772 } 3773 3774 @Override 3775 public String getNameForUid(int uid) { 3776 // reader 3777 synchronized (mPackages) { 3778 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3779 if (obj instanceof SharedUserSetting) { 3780 final SharedUserSetting sus = (SharedUserSetting) obj; 3781 return sus.name + ":" + sus.userId; 3782 } else if (obj instanceof PackageSetting) { 3783 final PackageSetting ps = (PackageSetting) obj; 3784 return ps.name; 3785 } 3786 } 3787 return null; 3788 } 3789 3790 @Override 3791 public int getUidForSharedUser(String sharedUserName) { 3792 if(sharedUserName == null) { 3793 return -1; 3794 } 3795 // reader 3796 synchronized (mPackages) { 3797 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3798 if (suid == null) { 3799 return -1; 3800 } 3801 return suid.userId; 3802 } 3803 } 3804 3805 @Override 3806 public int getFlagsForUid(int uid) { 3807 synchronized (mPackages) { 3808 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3809 if (obj instanceof SharedUserSetting) { 3810 final SharedUserSetting sus = (SharedUserSetting) obj; 3811 return sus.pkgFlags; 3812 } else if (obj instanceof PackageSetting) { 3813 final PackageSetting ps = (PackageSetting) obj; 3814 return ps.pkgFlags; 3815 } 3816 } 3817 return 0; 3818 } 3819 3820 @Override 3821 public int getPrivateFlagsForUid(int uid) { 3822 synchronized (mPackages) { 3823 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3824 if (obj instanceof SharedUserSetting) { 3825 final SharedUserSetting sus = (SharedUserSetting) obj; 3826 return sus.pkgPrivateFlags; 3827 } else if (obj instanceof PackageSetting) { 3828 final PackageSetting ps = (PackageSetting) obj; 3829 return ps.pkgPrivateFlags; 3830 } 3831 } 3832 return 0; 3833 } 3834 3835 @Override 3836 public boolean isUidPrivileged(int uid) { 3837 uid = UserHandle.getAppId(uid); 3838 // reader 3839 synchronized (mPackages) { 3840 Object obj = mSettings.getUserIdLPr(uid); 3841 if (obj instanceof SharedUserSetting) { 3842 final SharedUserSetting sus = (SharedUserSetting) obj; 3843 final Iterator<PackageSetting> it = sus.packages.iterator(); 3844 while (it.hasNext()) { 3845 if (it.next().isPrivileged()) { 3846 return true; 3847 } 3848 } 3849 } else if (obj instanceof PackageSetting) { 3850 final PackageSetting ps = (PackageSetting) obj; 3851 return ps.isPrivileged(); 3852 } 3853 } 3854 return false; 3855 } 3856 3857 @Override 3858 public String[] getAppOpPermissionPackages(String permissionName) { 3859 synchronized (mPackages) { 3860 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3861 if (pkgs == null) { 3862 return null; 3863 } 3864 return pkgs.toArray(new String[pkgs.size()]); 3865 } 3866 } 3867 3868 @Override 3869 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3870 int flags, int userId) { 3871 if (!sUserManager.exists(userId)) return null; 3872 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3873 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3874 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3875 } 3876 3877 @Override 3878 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3879 IntentFilter filter, int match, ComponentName activity) { 3880 final int userId = UserHandle.getCallingUserId(); 3881 if (DEBUG_PREFERRED) { 3882 Log.v(TAG, "setLastChosenActivity intent=" + intent 3883 + " resolvedType=" + resolvedType 3884 + " flags=" + flags 3885 + " filter=" + filter 3886 + " match=" + match 3887 + " activity=" + activity); 3888 filter.dump(new PrintStreamPrinter(System.out), " "); 3889 } 3890 intent.setComponent(null); 3891 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3892 // Find any earlier preferred or last chosen entries and nuke them 3893 findPreferredActivity(intent, resolvedType, 3894 flags, query, 0, false, true, false, userId); 3895 // Add the new activity as the last chosen for this filter 3896 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3897 "Setting last chosen"); 3898 } 3899 3900 @Override 3901 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3902 final int userId = UserHandle.getCallingUserId(); 3903 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3904 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3905 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3906 false, false, false, userId); 3907 } 3908 3909 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3910 int flags, List<ResolveInfo> query, int userId) { 3911 if (query != null) { 3912 final int N = query.size(); 3913 if (N == 1) { 3914 return query.get(0); 3915 } else if (N > 1) { 3916 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3917 // If there is more than one activity with the same priority, 3918 // then let the user decide between them. 3919 ResolveInfo r0 = query.get(0); 3920 ResolveInfo r1 = query.get(1); 3921 if (DEBUG_INTENT_MATCHING || debug) { 3922 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3923 + r1.activityInfo.name + "=" + r1.priority); 3924 } 3925 // If the first activity has a higher priority, or a different 3926 // default, then it is always desireable to pick it. 3927 if (r0.priority != r1.priority 3928 || r0.preferredOrder != r1.preferredOrder 3929 || r0.isDefault != r1.isDefault) { 3930 return query.get(0); 3931 } 3932 // If we have saved a preference for a preferred activity for 3933 // this Intent, use that. 3934 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3935 flags, query, r0.priority, true, false, debug, userId); 3936 if (ri != null) { 3937 return ri; 3938 } 3939 if (userId != 0) { 3940 ri = new ResolveInfo(mResolveInfo); 3941 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3942 ri.activityInfo.applicationInfo = new ApplicationInfo( 3943 ri.activityInfo.applicationInfo); 3944 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3945 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3946 return ri; 3947 } 3948 return mResolveInfo; 3949 } 3950 } 3951 return null; 3952 } 3953 3954 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3955 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3956 final int N = query.size(); 3957 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3958 .get(userId); 3959 // Get the list of persistent preferred activities that handle the intent 3960 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3961 List<PersistentPreferredActivity> pprefs = ppir != null 3962 ? ppir.queryIntent(intent, resolvedType, 3963 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3964 : null; 3965 if (pprefs != null && pprefs.size() > 0) { 3966 final int M = pprefs.size(); 3967 for (int i=0; i<M; i++) { 3968 final PersistentPreferredActivity ppa = pprefs.get(i); 3969 if (DEBUG_PREFERRED || debug) { 3970 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3971 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3972 + "\n component=" + ppa.mComponent); 3973 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3974 } 3975 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3976 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3977 if (DEBUG_PREFERRED || debug) { 3978 Slog.v(TAG, "Found persistent preferred activity:"); 3979 if (ai != null) { 3980 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3981 } else { 3982 Slog.v(TAG, " null"); 3983 } 3984 } 3985 if (ai == null) { 3986 // This previously registered persistent preferred activity 3987 // component is no longer known. Ignore it and do NOT remove it. 3988 continue; 3989 } 3990 for (int j=0; j<N; j++) { 3991 final ResolveInfo ri = query.get(j); 3992 if (!ri.activityInfo.applicationInfo.packageName 3993 .equals(ai.applicationInfo.packageName)) { 3994 continue; 3995 } 3996 if (!ri.activityInfo.name.equals(ai.name)) { 3997 continue; 3998 } 3999 // Found a persistent preference that can handle the intent. 4000 if (DEBUG_PREFERRED || debug) { 4001 Slog.v(TAG, "Returning persistent preferred activity: " + 4002 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4003 } 4004 return ri; 4005 } 4006 } 4007 } 4008 return null; 4009 } 4010 4011 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4012 List<ResolveInfo> query, int priority, boolean always, 4013 boolean removeMatches, boolean debug, int userId) { 4014 if (!sUserManager.exists(userId)) return null; 4015 // writer 4016 synchronized (mPackages) { 4017 if (intent.getSelector() != null) { 4018 intent = intent.getSelector(); 4019 } 4020 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4021 4022 // Try to find a matching persistent preferred activity. 4023 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4024 debug, userId); 4025 4026 // If a persistent preferred activity matched, use it. 4027 if (pri != null) { 4028 return pri; 4029 } 4030 4031 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4032 // Get the list of preferred activities that handle the intent 4033 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4034 List<PreferredActivity> prefs = pir != null 4035 ? pir.queryIntent(intent, resolvedType, 4036 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4037 : null; 4038 if (prefs != null && prefs.size() > 0) { 4039 boolean changed = false; 4040 try { 4041 // First figure out how good the original match set is. 4042 // We will only allow preferred activities that came 4043 // from the same match quality. 4044 int match = 0; 4045 4046 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4047 4048 final int N = query.size(); 4049 for (int j=0; j<N; j++) { 4050 final ResolveInfo ri = query.get(j); 4051 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4052 + ": 0x" + Integer.toHexString(match)); 4053 if (ri.match > match) { 4054 match = ri.match; 4055 } 4056 } 4057 4058 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4059 + Integer.toHexString(match)); 4060 4061 match &= IntentFilter.MATCH_CATEGORY_MASK; 4062 final int M = prefs.size(); 4063 for (int i=0; i<M; i++) { 4064 final PreferredActivity pa = prefs.get(i); 4065 if (DEBUG_PREFERRED || debug) { 4066 Slog.v(TAG, "Checking PreferredActivity ds=" 4067 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4068 + "\n component=" + pa.mPref.mComponent); 4069 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4070 } 4071 if (pa.mPref.mMatch != match) { 4072 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4073 + Integer.toHexString(pa.mPref.mMatch)); 4074 continue; 4075 } 4076 // If it's not an "always" type preferred activity and that's what we're 4077 // looking for, skip it. 4078 if (always && !pa.mPref.mAlways) { 4079 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4080 continue; 4081 } 4082 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4083 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4084 if (DEBUG_PREFERRED || debug) { 4085 Slog.v(TAG, "Found preferred activity:"); 4086 if (ai != null) { 4087 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4088 } else { 4089 Slog.v(TAG, " null"); 4090 } 4091 } 4092 if (ai == null) { 4093 // This previously registered preferred activity 4094 // component is no longer known. Most likely an update 4095 // to the app was installed and in the new version this 4096 // component no longer exists. Clean it up by removing 4097 // it from the preferred activities list, and skip it. 4098 Slog.w(TAG, "Removing dangling preferred activity: " 4099 + pa.mPref.mComponent); 4100 pir.removeFilter(pa); 4101 changed = true; 4102 continue; 4103 } 4104 for (int j=0; j<N; j++) { 4105 final ResolveInfo ri = query.get(j); 4106 if (!ri.activityInfo.applicationInfo.packageName 4107 .equals(ai.applicationInfo.packageName)) { 4108 continue; 4109 } 4110 if (!ri.activityInfo.name.equals(ai.name)) { 4111 continue; 4112 } 4113 4114 if (removeMatches) { 4115 pir.removeFilter(pa); 4116 changed = true; 4117 if (DEBUG_PREFERRED) { 4118 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4119 } 4120 break; 4121 } 4122 4123 // Okay we found a previously set preferred or last chosen app. 4124 // If the result set is different from when this 4125 // was created, we need to clear it and re-ask the 4126 // user their preference, if we're looking for an "always" type entry. 4127 if (always && !pa.mPref.sameSet(query)) { 4128 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4129 + intent + " type " + resolvedType); 4130 if (DEBUG_PREFERRED) { 4131 Slog.v(TAG, "Removing preferred activity since set changed " 4132 + pa.mPref.mComponent); 4133 } 4134 pir.removeFilter(pa); 4135 // Re-add the filter as a "last chosen" entry (!always) 4136 PreferredActivity lastChosen = new PreferredActivity( 4137 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4138 pir.addFilter(lastChosen); 4139 changed = true; 4140 return null; 4141 } 4142 4143 // Yay! Either the set matched or we're looking for the last chosen 4144 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4145 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4146 return ri; 4147 } 4148 } 4149 } finally { 4150 if (changed) { 4151 if (DEBUG_PREFERRED) { 4152 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4153 } 4154 scheduleWritePackageRestrictionsLocked(userId); 4155 } 4156 } 4157 } 4158 } 4159 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4160 return null; 4161 } 4162 4163 /* 4164 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4165 */ 4166 @Override 4167 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4168 int targetUserId) { 4169 mContext.enforceCallingOrSelfPermission( 4170 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4171 List<CrossProfileIntentFilter> matches = 4172 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4173 if (matches != null) { 4174 int size = matches.size(); 4175 for (int i = 0; i < size; i++) { 4176 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4177 } 4178 } 4179 if (hasWebURI(intent)) { 4180 // cross-profile app linking works only towards the parent. 4181 final UserInfo parent = getProfileParent(sourceUserId); 4182 synchronized(mPackages) { 4183 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4184 parent.id) != null; 4185 } 4186 } 4187 return false; 4188 } 4189 4190 private UserInfo getProfileParent(int userId) { 4191 final long identity = Binder.clearCallingIdentity(); 4192 try { 4193 return sUserManager.getProfileParent(userId); 4194 } finally { 4195 Binder.restoreCallingIdentity(identity); 4196 } 4197 } 4198 4199 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4200 String resolvedType, int userId) { 4201 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4202 if (resolver != null) { 4203 return resolver.queryIntent(intent, resolvedType, false, userId); 4204 } 4205 return null; 4206 } 4207 4208 @Override 4209 public List<ResolveInfo> queryIntentActivities(Intent intent, 4210 String resolvedType, int flags, int userId) { 4211 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4212 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4213 ComponentName comp = intent.getComponent(); 4214 if (comp == null) { 4215 if (intent.getSelector() != null) { 4216 intent = intent.getSelector(); 4217 comp = intent.getComponent(); 4218 } 4219 } 4220 4221 if (comp != null) { 4222 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4223 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4224 if (ai != null) { 4225 final ResolveInfo ri = new ResolveInfo(); 4226 ri.activityInfo = ai; 4227 list.add(ri); 4228 } 4229 return list; 4230 } 4231 4232 // reader 4233 synchronized (mPackages) { 4234 final String pkgName = intent.getPackage(); 4235 if (pkgName == null) { 4236 List<CrossProfileIntentFilter> matchingFilters = 4237 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4238 // Check for results that need to skip the current profile. 4239 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4240 resolvedType, flags, userId); 4241 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4242 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4243 result.add(xpResolveInfo); 4244 return filterIfNotPrimaryUser(result, userId); 4245 } 4246 4247 // Check for results in the current profile. 4248 List<ResolveInfo> result = mActivities.queryIntent( 4249 intent, resolvedType, flags, userId); 4250 4251 // Check for cross profile results. 4252 xpResolveInfo = queryCrossProfileIntents( 4253 matchingFilters, intent, resolvedType, flags, userId); 4254 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4255 result.add(xpResolveInfo); 4256 Collections.sort(result, mResolvePrioritySorter); 4257 } 4258 result = filterIfNotPrimaryUser(result, userId); 4259 if (hasWebURI(intent)) { 4260 CrossProfileDomainInfo xpDomainInfo = null; 4261 final UserInfo parent = getProfileParent(userId); 4262 if (parent != null) { 4263 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4264 flags, userId, parent.id); 4265 } 4266 if (xpDomainInfo != null) { 4267 if (xpResolveInfo != null) { 4268 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4269 // in the result. 4270 result.remove(xpResolveInfo); 4271 } 4272 if (result.size() == 0) { 4273 result.add(xpDomainInfo.resolveInfo); 4274 return result; 4275 } 4276 } else if (result.size() <= 1) { 4277 return result; 4278 } 4279 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4280 xpDomainInfo); 4281 Collections.sort(result, mResolvePrioritySorter); 4282 } 4283 return result; 4284 } 4285 final PackageParser.Package pkg = mPackages.get(pkgName); 4286 if (pkg != null) { 4287 return filterIfNotPrimaryUser( 4288 mActivities.queryIntentForPackage( 4289 intent, resolvedType, flags, pkg.activities, userId), 4290 userId); 4291 } 4292 return new ArrayList<ResolveInfo>(); 4293 } 4294 } 4295 4296 private static class CrossProfileDomainInfo { 4297 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4298 ResolveInfo resolveInfo; 4299 /* Best domain verification status of the activities found in the other profile */ 4300 int bestDomainVerificationStatus; 4301 } 4302 4303 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4304 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4305 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_APP_LINKING, 4306 sourceUserId)) { 4307 return null; 4308 } 4309 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4310 resolvedType, flags, parentUserId); 4311 4312 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4313 return null; 4314 } 4315 CrossProfileDomainInfo result = null; 4316 int size = resultTargetUser.size(); 4317 for (int i = 0; i < size; i++) { 4318 ResolveInfo riTargetUser = resultTargetUser.get(i); 4319 // Intent filter verification is only for filters that specify a host. So don't return 4320 // those that handle all web uris. 4321 if (riTargetUser.handleAllWebDataURI) { 4322 continue; 4323 } 4324 String packageName = riTargetUser.activityInfo.packageName; 4325 PackageSetting ps = mSettings.mPackages.get(packageName); 4326 if (ps == null) { 4327 continue; 4328 } 4329 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4330 if (result == null) { 4331 result = new CrossProfileDomainInfo(); 4332 result.resolveInfo = 4333 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4334 result.bestDomainVerificationStatus = status; 4335 } else { 4336 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4337 result.bestDomainVerificationStatus); 4338 } 4339 } 4340 return result; 4341 } 4342 4343 /** 4344 * Verification statuses are ordered from the worse to the best, except for 4345 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4346 */ 4347 private int bestDomainVerificationStatus(int status1, int status2) { 4348 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4349 return status2; 4350 } 4351 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4352 return status1; 4353 } 4354 return (int) MathUtils.max(status1, status2); 4355 } 4356 4357 private boolean isUserEnabled(int userId) { 4358 long callingId = Binder.clearCallingIdentity(); 4359 try { 4360 UserInfo userInfo = sUserManager.getUserInfo(userId); 4361 return userInfo != null && userInfo.isEnabled(); 4362 } finally { 4363 Binder.restoreCallingIdentity(callingId); 4364 } 4365 } 4366 4367 /** 4368 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4369 * 4370 * @return filtered list 4371 */ 4372 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4373 if (userId == UserHandle.USER_OWNER) { 4374 return resolveInfos; 4375 } 4376 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4377 ResolveInfo info = resolveInfos.get(i); 4378 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4379 resolveInfos.remove(i); 4380 } 4381 } 4382 return resolveInfos; 4383 } 4384 4385 private static boolean hasWebURI(Intent intent) { 4386 if (intent.getData() == null) { 4387 return false; 4388 } 4389 final String scheme = intent.getScheme(); 4390 if (TextUtils.isEmpty(scheme)) { 4391 return false; 4392 } 4393 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4394 } 4395 4396 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4397 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4398 if (DEBUG_PREFERRED) { 4399 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4400 candidates.size()); 4401 } 4402 4403 final int userId = UserHandle.getCallingUserId(); 4404 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4405 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4406 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4407 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4408 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4409 4410 synchronized (mPackages) { 4411 final int count = candidates.size(); 4412 // First, try to use the domain prefered App. Partition the candidates into four lists: 4413 // one for the final results, one for the "do not use ever", one for "undefined status" 4414 // and finally one for "Browser App type". 4415 for (int n=0; n<count; n++) { 4416 ResolveInfo info = candidates.get(n); 4417 String packageName = info.activityInfo.packageName; 4418 PackageSetting ps = mSettings.mPackages.get(packageName); 4419 if (ps != null) { 4420 // Add to the special match all list (Browser use case) 4421 if (info.handleAllWebDataURI) { 4422 matchAllList.add(info); 4423 continue; 4424 } 4425 // Try to get the status from User settings first 4426 int status = getDomainVerificationStatusLPr(ps, userId); 4427 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4428 alwaysList.add(info); 4429 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4430 neverList.add(info); 4431 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4432 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4433 undefinedList.add(info); 4434 } 4435 } 4436 } 4437 // First try to add the "always" resolution for the current user if there is any 4438 if (alwaysList.size() > 0) { 4439 result.addAll(alwaysList); 4440 // if there is an "always" for the parent user, add it. 4441 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4442 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4443 result.add(xpDomainInfo.resolveInfo); 4444 } else { 4445 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4446 result.addAll(undefinedList); 4447 if (xpDomainInfo != null && ( 4448 xpDomainInfo.bestDomainVerificationStatus 4449 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4450 || xpDomainInfo.bestDomainVerificationStatus 4451 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4452 result.add(xpDomainInfo.resolveInfo); 4453 } 4454 // Also add Browsers (all of them or only the default one) 4455 if ((flags & MATCH_ALL) != 0) { 4456 result.addAll(matchAllList); 4457 } else { 4458 // Try to add the Default Browser if we can 4459 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4460 UserHandle.myUserId()); 4461 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4462 boolean defaultBrowserFound = false; 4463 final int browserCount = matchAllList.size(); 4464 for (int n=0; n<browserCount; n++) { 4465 ResolveInfo browser = matchAllList.get(n); 4466 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4467 result.add(browser); 4468 defaultBrowserFound = true; 4469 break; 4470 } 4471 } 4472 if (!defaultBrowserFound) { 4473 result.addAll(matchAllList); 4474 } 4475 } else { 4476 result.addAll(matchAllList); 4477 } 4478 } 4479 4480 // If there is nothing selected, add all candidates and remove the ones that the User 4481 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4482 if (result.size() == 0) { 4483 result.addAll(candidates); 4484 result.removeAll(neverList); 4485 } 4486 } 4487 } 4488 if (DEBUG_PREFERRED) { 4489 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4490 result.size()); 4491 } 4492 return result; 4493 } 4494 4495 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4496 int status = ps.getDomainVerificationStatusForUser(userId); 4497 // if none available, get the master status 4498 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4499 if (ps.getIntentFilterVerificationInfo() != null) { 4500 status = ps.getIntentFilterVerificationInfo().getStatus(); 4501 } 4502 } 4503 return status; 4504 } 4505 4506 private ResolveInfo querySkipCurrentProfileIntents( 4507 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4508 int flags, int sourceUserId) { 4509 if (matchingFilters != null) { 4510 int size = matchingFilters.size(); 4511 for (int i = 0; i < size; i ++) { 4512 CrossProfileIntentFilter filter = matchingFilters.get(i); 4513 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4514 // Checking if there are activities in the target user that can handle the 4515 // intent. 4516 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4517 flags, sourceUserId); 4518 if (resolveInfo != null) { 4519 return resolveInfo; 4520 } 4521 } 4522 } 4523 } 4524 return null; 4525 } 4526 4527 // Return matching ResolveInfo if any for skip current profile intent filters. 4528 private ResolveInfo queryCrossProfileIntents( 4529 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4530 int flags, int sourceUserId) { 4531 if (matchingFilters != null) { 4532 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4533 // match the same intent. For performance reasons, it is better not to 4534 // run queryIntent twice for the same userId 4535 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4536 int size = matchingFilters.size(); 4537 for (int i = 0; i < size; i++) { 4538 CrossProfileIntentFilter filter = matchingFilters.get(i); 4539 int targetUserId = filter.getTargetUserId(); 4540 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4541 && !alreadyTriedUserIds.get(targetUserId)) { 4542 // Checking if there are activities in the target user that can handle the 4543 // intent. 4544 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4545 flags, sourceUserId); 4546 if (resolveInfo != null) return resolveInfo; 4547 alreadyTriedUserIds.put(targetUserId, true); 4548 } 4549 } 4550 } 4551 return null; 4552 } 4553 4554 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4555 String resolvedType, int flags, int sourceUserId) { 4556 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4557 resolvedType, flags, filter.getTargetUserId()); 4558 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4559 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4560 } 4561 return null; 4562 } 4563 4564 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4565 int sourceUserId, int targetUserId) { 4566 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4567 String className; 4568 if (targetUserId == UserHandle.USER_OWNER) { 4569 className = FORWARD_INTENT_TO_USER_OWNER; 4570 } else { 4571 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4572 } 4573 ComponentName forwardingActivityComponentName = new ComponentName( 4574 mAndroidApplication.packageName, className); 4575 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4576 sourceUserId); 4577 if (targetUserId == UserHandle.USER_OWNER) { 4578 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4579 forwardingResolveInfo.noResourceId = true; 4580 } 4581 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4582 forwardingResolveInfo.priority = 0; 4583 forwardingResolveInfo.preferredOrder = 0; 4584 forwardingResolveInfo.match = 0; 4585 forwardingResolveInfo.isDefault = true; 4586 forwardingResolveInfo.filter = filter; 4587 forwardingResolveInfo.targetUserId = targetUserId; 4588 return forwardingResolveInfo; 4589 } 4590 4591 @Override 4592 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4593 Intent[] specifics, String[] specificTypes, Intent intent, 4594 String resolvedType, int flags, int userId) { 4595 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4596 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4597 false, "query intent activity options"); 4598 final String resultsAction = intent.getAction(); 4599 4600 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4601 | PackageManager.GET_RESOLVED_FILTER, userId); 4602 4603 if (DEBUG_INTENT_MATCHING) { 4604 Log.v(TAG, "Query " + intent + ": " + results); 4605 } 4606 4607 int specificsPos = 0; 4608 int N; 4609 4610 // todo: note that the algorithm used here is O(N^2). This 4611 // isn't a problem in our current environment, but if we start running 4612 // into situations where we have more than 5 or 10 matches then this 4613 // should probably be changed to something smarter... 4614 4615 // First we go through and resolve each of the specific items 4616 // that were supplied, taking care of removing any corresponding 4617 // duplicate items in the generic resolve list. 4618 if (specifics != null) { 4619 for (int i=0; i<specifics.length; i++) { 4620 final Intent sintent = specifics[i]; 4621 if (sintent == null) { 4622 continue; 4623 } 4624 4625 if (DEBUG_INTENT_MATCHING) { 4626 Log.v(TAG, "Specific #" + i + ": " + sintent); 4627 } 4628 4629 String action = sintent.getAction(); 4630 if (resultsAction != null && resultsAction.equals(action)) { 4631 // If this action was explicitly requested, then don't 4632 // remove things that have it. 4633 action = null; 4634 } 4635 4636 ResolveInfo ri = null; 4637 ActivityInfo ai = null; 4638 4639 ComponentName comp = sintent.getComponent(); 4640 if (comp == null) { 4641 ri = resolveIntent( 4642 sintent, 4643 specificTypes != null ? specificTypes[i] : null, 4644 flags, userId); 4645 if (ri == null) { 4646 continue; 4647 } 4648 if (ri == mResolveInfo) { 4649 // ACK! Must do something better with this. 4650 } 4651 ai = ri.activityInfo; 4652 comp = new ComponentName(ai.applicationInfo.packageName, 4653 ai.name); 4654 } else { 4655 ai = getActivityInfo(comp, flags, userId); 4656 if (ai == null) { 4657 continue; 4658 } 4659 } 4660 4661 // Look for any generic query activities that are duplicates 4662 // of this specific one, and remove them from the results. 4663 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4664 N = results.size(); 4665 int j; 4666 for (j=specificsPos; j<N; j++) { 4667 ResolveInfo sri = results.get(j); 4668 if ((sri.activityInfo.name.equals(comp.getClassName()) 4669 && sri.activityInfo.applicationInfo.packageName.equals( 4670 comp.getPackageName())) 4671 || (action != null && sri.filter.matchAction(action))) { 4672 results.remove(j); 4673 if (DEBUG_INTENT_MATCHING) Log.v( 4674 TAG, "Removing duplicate item from " + j 4675 + " due to specific " + specificsPos); 4676 if (ri == null) { 4677 ri = sri; 4678 } 4679 j--; 4680 N--; 4681 } 4682 } 4683 4684 // Add this specific item to its proper place. 4685 if (ri == null) { 4686 ri = new ResolveInfo(); 4687 ri.activityInfo = ai; 4688 } 4689 results.add(specificsPos, ri); 4690 ri.specificIndex = i; 4691 specificsPos++; 4692 } 4693 } 4694 4695 // Now we go through the remaining generic results and remove any 4696 // duplicate actions that are found here. 4697 N = results.size(); 4698 for (int i=specificsPos; i<N-1; i++) { 4699 final ResolveInfo rii = results.get(i); 4700 if (rii.filter == null) { 4701 continue; 4702 } 4703 4704 // Iterate over all of the actions of this result's intent 4705 // filter... typically this should be just one. 4706 final Iterator<String> it = rii.filter.actionsIterator(); 4707 if (it == null) { 4708 continue; 4709 } 4710 while (it.hasNext()) { 4711 final String action = it.next(); 4712 if (resultsAction != null && resultsAction.equals(action)) { 4713 // If this action was explicitly requested, then don't 4714 // remove things that have it. 4715 continue; 4716 } 4717 for (int j=i+1; j<N; j++) { 4718 final ResolveInfo rij = results.get(j); 4719 if (rij.filter != null && rij.filter.hasAction(action)) { 4720 results.remove(j); 4721 if (DEBUG_INTENT_MATCHING) Log.v( 4722 TAG, "Removing duplicate item from " + j 4723 + " due to action " + action + " at " + i); 4724 j--; 4725 N--; 4726 } 4727 } 4728 } 4729 4730 // If the caller didn't request filter information, drop it now 4731 // so we don't have to marshall/unmarshall it. 4732 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4733 rii.filter = null; 4734 } 4735 } 4736 4737 // Filter out the caller activity if so requested. 4738 if (caller != null) { 4739 N = results.size(); 4740 for (int i=0; i<N; i++) { 4741 ActivityInfo ainfo = results.get(i).activityInfo; 4742 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4743 && caller.getClassName().equals(ainfo.name)) { 4744 results.remove(i); 4745 break; 4746 } 4747 } 4748 } 4749 4750 // If the caller didn't request filter information, 4751 // drop them now so we don't have to 4752 // marshall/unmarshall it. 4753 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4754 N = results.size(); 4755 for (int i=0; i<N; i++) { 4756 results.get(i).filter = null; 4757 } 4758 } 4759 4760 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4761 return results; 4762 } 4763 4764 @Override 4765 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4766 int userId) { 4767 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4768 ComponentName comp = intent.getComponent(); 4769 if (comp == null) { 4770 if (intent.getSelector() != null) { 4771 intent = intent.getSelector(); 4772 comp = intent.getComponent(); 4773 } 4774 } 4775 if (comp != null) { 4776 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4777 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4778 if (ai != null) { 4779 ResolveInfo ri = new ResolveInfo(); 4780 ri.activityInfo = ai; 4781 list.add(ri); 4782 } 4783 return list; 4784 } 4785 4786 // reader 4787 synchronized (mPackages) { 4788 String pkgName = intent.getPackage(); 4789 if (pkgName == null) { 4790 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4791 } 4792 final PackageParser.Package pkg = mPackages.get(pkgName); 4793 if (pkg != null) { 4794 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4795 userId); 4796 } 4797 return null; 4798 } 4799 } 4800 4801 @Override 4802 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4803 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4804 if (!sUserManager.exists(userId)) return null; 4805 if (query != null) { 4806 if (query.size() >= 1) { 4807 // If there is more than one service with the same priority, 4808 // just arbitrarily pick the first one. 4809 return query.get(0); 4810 } 4811 } 4812 return null; 4813 } 4814 4815 @Override 4816 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4817 int userId) { 4818 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4819 ComponentName comp = intent.getComponent(); 4820 if (comp == null) { 4821 if (intent.getSelector() != null) { 4822 intent = intent.getSelector(); 4823 comp = intent.getComponent(); 4824 } 4825 } 4826 if (comp != null) { 4827 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4828 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4829 if (si != null) { 4830 final ResolveInfo ri = new ResolveInfo(); 4831 ri.serviceInfo = si; 4832 list.add(ri); 4833 } 4834 return list; 4835 } 4836 4837 // reader 4838 synchronized (mPackages) { 4839 String pkgName = intent.getPackage(); 4840 if (pkgName == null) { 4841 return mServices.queryIntent(intent, resolvedType, flags, userId); 4842 } 4843 final PackageParser.Package pkg = mPackages.get(pkgName); 4844 if (pkg != null) { 4845 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4846 userId); 4847 } 4848 return null; 4849 } 4850 } 4851 4852 @Override 4853 public List<ResolveInfo> queryIntentContentProviders( 4854 Intent intent, String resolvedType, int flags, int userId) { 4855 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4856 ComponentName comp = intent.getComponent(); 4857 if (comp == null) { 4858 if (intent.getSelector() != null) { 4859 intent = intent.getSelector(); 4860 comp = intent.getComponent(); 4861 } 4862 } 4863 if (comp != null) { 4864 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4865 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4866 if (pi != null) { 4867 final ResolveInfo ri = new ResolveInfo(); 4868 ri.providerInfo = pi; 4869 list.add(ri); 4870 } 4871 return list; 4872 } 4873 4874 // reader 4875 synchronized (mPackages) { 4876 String pkgName = intent.getPackage(); 4877 if (pkgName == null) { 4878 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4879 } 4880 final PackageParser.Package pkg = mPackages.get(pkgName); 4881 if (pkg != null) { 4882 return mProviders.queryIntentForPackage( 4883 intent, resolvedType, flags, pkg.providers, userId); 4884 } 4885 return null; 4886 } 4887 } 4888 4889 @Override 4890 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4891 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4892 4893 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4894 4895 // writer 4896 synchronized (mPackages) { 4897 ArrayList<PackageInfo> list; 4898 if (listUninstalled) { 4899 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4900 for (PackageSetting ps : mSettings.mPackages.values()) { 4901 PackageInfo pi; 4902 if (ps.pkg != null) { 4903 pi = generatePackageInfo(ps.pkg, flags, userId); 4904 } else { 4905 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4906 } 4907 if (pi != null) { 4908 list.add(pi); 4909 } 4910 } 4911 } else { 4912 list = new ArrayList<PackageInfo>(mPackages.size()); 4913 for (PackageParser.Package p : mPackages.values()) { 4914 PackageInfo pi = generatePackageInfo(p, flags, userId); 4915 if (pi != null) { 4916 list.add(pi); 4917 } 4918 } 4919 } 4920 4921 return new ParceledListSlice<PackageInfo>(list); 4922 } 4923 } 4924 4925 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4926 String[] permissions, boolean[] tmp, int flags, int userId) { 4927 int numMatch = 0; 4928 final PermissionsState permissionsState = ps.getPermissionsState(); 4929 for (int i=0; i<permissions.length; i++) { 4930 final String permission = permissions[i]; 4931 if (permissionsState.hasPermission(permission, userId)) { 4932 tmp[i] = true; 4933 numMatch++; 4934 } else { 4935 tmp[i] = false; 4936 } 4937 } 4938 if (numMatch == 0) { 4939 return; 4940 } 4941 PackageInfo pi; 4942 if (ps.pkg != null) { 4943 pi = generatePackageInfo(ps.pkg, flags, userId); 4944 } else { 4945 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4946 } 4947 // The above might return null in cases of uninstalled apps or install-state 4948 // skew across users/profiles. 4949 if (pi != null) { 4950 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4951 if (numMatch == permissions.length) { 4952 pi.requestedPermissions = permissions; 4953 } else { 4954 pi.requestedPermissions = new String[numMatch]; 4955 numMatch = 0; 4956 for (int i=0; i<permissions.length; i++) { 4957 if (tmp[i]) { 4958 pi.requestedPermissions[numMatch] = permissions[i]; 4959 numMatch++; 4960 } 4961 } 4962 } 4963 } 4964 list.add(pi); 4965 } 4966 } 4967 4968 @Override 4969 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4970 String[] permissions, int flags, int userId) { 4971 if (!sUserManager.exists(userId)) return null; 4972 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4973 4974 // writer 4975 synchronized (mPackages) { 4976 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4977 boolean[] tmpBools = new boolean[permissions.length]; 4978 if (listUninstalled) { 4979 for (PackageSetting ps : mSettings.mPackages.values()) { 4980 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4981 } 4982 } else { 4983 for (PackageParser.Package pkg : mPackages.values()) { 4984 PackageSetting ps = (PackageSetting)pkg.mExtras; 4985 if (ps != null) { 4986 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4987 userId); 4988 } 4989 } 4990 } 4991 4992 return new ParceledListSlice<PackageInfo>(list); 4993 } 4994 } 4995 4996 @Override 4997 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4998 if (!sUserManager.exists(userId)) return null; 4999 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5000 5001 // writer 5002 synchronized (mPackages) { 5003 ArrayList<ApplicationInfo> list; 5004 if (listUninstalled) { 5005 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5006 for (PackageSetting ps : mSettings.mPackages.values()) { 5007 ApplicationInfo ai; 5008 if (ps.pkg != null) { 5009 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5010 ps.readUserState(userId), userId); 5011 } else { 5012 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5013 } 5014 if (ai != null) { 5015 list.add(ai); 5016 } 5017 } 5018 } else { 5019 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5020 for (PackageParser.Package p : mPackages.values()) { 5021 if (p.mExtras != null) { 5022 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5023 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5024 if (ai != null) { 5025 list.add(ai); 5026 } 5027 } 5028 } 5029 } 5030 5031 return new ParceledListSlice<ApplicationInfo>(list); 5032 } 5033 } 5034 5035 public List<ApplicationInfo> getPersistentApplications(int flags) { 5036 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5037 5038 // reader 5039 synchronized (mPackages) { 5040 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5041 final int userId = UserHandle.getCallingUserId(); 5042 while (i.hasNext()) { 5043 final PackageParser.Package p = i.next(); 5044 if (p.applicationInfo != null 5045 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5046 && (!mSafeMode || isSystemApp(p))) { 5047 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5048 if (ps != null) { 5049 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5050 ps.readUserState(userId), userId); 5051 if (ai != null) { 5052 finalList.add(ai); 5053 } 5054 } 5055 } 5056 } 5057 } 5058 5059 return finalList; 5060 } 5061 5062 @Override 5063 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5064 if (!sUserManager.exists(userId)) return null; 5065 // reader 5066 synchronized (mPackages) { 5067 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5068 PackageSetting ps = provider != null 5069 ? mSettings.mPackages.get(provider.owner.packageName) 5070 : null; 5071 return ps != null 5072 && mSettings.isEnabledLPr(provider.info, flags, userId) 5073 && (!mSafeMode || (provider.info.applicationInfo.flags 5074 &ApplicationInfo.FLAG_SYSTEM) != 0) 5075 ? PackageParser.generateProviderInfo(provider, flags, 5076 ps.readUserState(userId), userId) 5077 : null; 5078 } 5079 } 5080 5081 /** 5082 * @deprecated 5083 */ 5084 @Deprecated 5085 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5086 // reader 5087 synchronized (mPackages) { 5088 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5089 .entrySet().iterator(); 5090 final int userId = UserHandle.getCallingUserId(); 5091 while (i.hasNext()) { 5092 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5093 PackageParser.Provider p = entry.getValue(); 5094 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5095 5096 if (ps != null && p.syncable 5097 && (!mSafeMode || (p.info.applicationInfo.flags 5098 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5099 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5100 ps.readUserState(userId), userId); 5101 if (info != null) { 5102 outNames.add(entry.getKey()); 5103 outInfo.add(info); 5104 } 5105 } 5106 } 5107 } 5108 } 5109 5110 @Override 5111 public List<ProviderInfo> queryContentProviders(String processName, 5112 int uid, int flags) { 5113 ArrayList<ProviderInfo> finalList = null; 5114 // reader 5115 synchronized (mPackages) { 5116 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5117 final int userId = processName != null ? 5118 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5119 while (i.hasNext()) { 5120 final PackageParser.Provider p = i.next(); 5121 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5122 if (ps != null && p.info.authority != null 5123 && (processName == null 5124 || (p.info.processName.equals(processName) 5125 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5126 && mSettings.isEnabledLPr(p.info, flags, userId) 5127 && (!mSafeMode 5128 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5129 if (finalList == null) { 5130 finalList = new ArrayList<ProviderInfo>(3); 5131 } 5132 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5133 ps.readUserState(userId), userId); 5134 if (info != null) { 5135 finalList.add(info); 5136 } 5137 } 5138 } 5139 } 5140 5141 if (finalList != null) { 5142 Collections.sort(finalList, mProviderInitOrderSorter); 5143 } 5144 5145 return finalList; 5146 } 5147 5148 @Override 5149 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5150 int flags) { 5151 // reader 5152 synchronized (mPackages) { 5153 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5154 return PackageParser.generateInstrumentationInfo(i, flags); 5155 } 5156 } 5157 5158 @Override 5159 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5160 int flags) { 5161 ArrayList<InstrumentationInfo> finalList = 5162 new ArrayList<InstrumentationInfo>(); 5163 5164 // reader 5165 synchronized (mPackages) { 5166 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5167 while (i.hasNext()) { 5168 final PackageParser.Instrumentation p = i.next(); 5169 if (targetPackage == null 5170 || targetPackage.equals(p.info.targetPackage)) { 5171 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5172 flags); 5173 if (ii != null) { 5174 finalList.add(ii); 5175 } 5176 } 5177 } 5178 } 5179 5180 return finalList; 5181 } 5182 5183 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5184 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5185 if (overlays == null) { 5186 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5187 return; 5188 } 5189 for (PackageParser.Package opkg : overlays.values()) { 5190 // Not much to do if idmap fails: we already logged the error 5191 // and we certainly don't want to abort installation of pkg simply 5192 // because an overlay didn't fit properly. For these reasons, 5193 // ignore the return value of createIdmapForPackagePairLI. 5194 createIdmapForPackagePairLI(pkg, opkg); 5195 } 5196 } 5197 5198 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5199 PackageParser.Package opkg) { 5200 if (!opkg.mTrustedOverlay) { 5201 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5202 opkg.baseCodePath + ": overlay not trusted"); 5203 return false; 5204 } 5205 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5206 if (overlaySet == null) { 5207 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5208 opkg.baseCodePath + " but target package has no known overlays"); 5209 return false; 5210 } 5211 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5212 // TODO: generate idmap for split APKs 5213 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5214 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5215 + opkg.baseCodePath); 5216 return false; 5217 } 5218 PackageParser.Package[] overlayArray = 5219 overlaySet.values().toArray(new PackageParser.Package[0]); 5220 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5221 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5222 return p1.mOverlayPriority - p2.mOverlayPriority; 5223 } 5224 }; 5225 Arrays.sort(overlayArray, cmp); 5226 5227 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5228 int i = 0; 5229 for (PackageParser.Package p : overlayArray) { 5230 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5231 } 5232 return true; 5233 } 5234 5235 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5236 final File[] files = dir.listFiles(); 5237 if (ArrayUtils.isEmpty(files)) { 5238 Log.d(TAG, "No files in app dir " + dir); 5239 return; 5240 } 5241 5242 if (DEBUG_PACKAGE_SCANNING) { 5243 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5244 + " flags=0x" + Integer.toHexString(parseFlags)); 5245 } 5246 5247 for (File file : files) { 5248 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5249 && !PackageInstallerService.isStageName(file.getName()); 5250 if (!isPackage) { 5251 // Ignore entries which are not packages 5252 continue; 5253 } 5254 try { 5255 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5256 scanFlags, currentTime, null); 5257 } catch (PackageManagerException e) { 5258 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5259 5260 // Delete invalid userdata apps 5261 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5262 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5263 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5264 if (file.isDirectory()) { 5265 mInstaller.rmPackageDir(file.getAbsolutePath()); 5266 } else { 5267 file.delete(); 5268 } 5269 } 5270 } 5271 } 5272 } 5273 5274 private static File getSettingsProblemFile() { 5275 File dataDir = Environment.getDataDirectory(); 5276 File systemDir = new File(dataDir, "system"); 5277 File fname = new File(systemDir, "uiderrors.txt"); 5278 return fname; 5279 } 5280 5281 static void reportSettingsProblem(int priority, String msg) { 5282 logCriticalInfo(priority, msg); 5283 } 5284 5285 static void logCriticalInfo(int priority, String msg) { 5286 Slog.println(priority, TAG, msg); 5287 EventLogTags.writePmCriticalInfo(msg); 5288 try { 5289 File fname = getSettingsProblemFile(); 5290 FileOutputStream out = new FileOutputStream(fname, true); 5291 PrintWriter pw = new FastPrintWriter(out); 5292 SimpleDateFormat formatter = new SimpleDateFormat(); 5293 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5294 pw.println(dateString + ": " + msg); 5295 pw.close(); 5296 FileUtils.setPermissions( 5297 fname.toString(), 5298 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5299 -1, -1); 5300 } catch (java.io.IOException e) { 5301 } 5302 } 5303 5304 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5305 PackageParser.Package pkg, File srcFile, int parseFlags) 5306 throws PackageManagerException { 5307 if (ps != null 5308 && ps.codePath.equals(srcFile) 5309 && ps.timeStamp == srcFile.lastModified() 5310 && !isCompatSignatureUpdateNeeded(pkg) 5311 && !isRecoverSignatureUpdateNeeded(pkg)) { 5312 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5313 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5314 ArraySet<PublicKey> signingKs; 5315 synchronized (mPackages) { 5316 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5317 } 5318 if (ps.signatures.mSignatures != null 5319 && ps.signatures.mSignatures.length != 0 5320 && signingKs != null) { 5321 // Optimization: reuse the existing cached certificates 5322 // if the package appears to be unchanged. 5323 pkg.mSignatures = ps.signatures.mSignatures; 5324 pkg.mSigningKeys = signingKs; 5325 return; 5326 } 5327 5328 Slog.w(TAG, "PackageSetting for " + ps.name 5329 + " is missing signatures. Collecting certs again to recover them."); 5330 } else { 5331 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5332 } 5333 5334 try { 5335 pp.collectCertificates(pkg, parseFlags); 5336 pp.collectManifestDigest(pkg); 5337 } catch (PackageParserException e) { 5338 throw PackageManagerException.from(e); 5339 } 5340 } 5341 5342 /* 5343 * Scan a package and return the newly parsed package. 5344 * Returns null in case of errors and the error code is stored in mLastScanError 5345 */ 5346 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5347 long currentTime, UserHandle user) throws PackageManagerException { 5348 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5349 parseFlags |= mDefParseFlags; 5350 PackageParser pp = new PackageParser(); 5351 pp.setSeparateProcesses(mSeparateProcesses); 5352 pp.setOnlyCoreApps(mOnlyCore); 5353 pp.setDisplayMetrics(mMetrics); 5354 5355 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5356 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5357 } 5358 5359 final PackageParser.Package pkg; 5360 try { 5361 pkg = pp.parsePackage(scanFile, parseFlags); 5362 } catch (PackageParserException e) { 5363 throw PackageManagerException.from(e); 5364 } 5365 5366 PackageSetting ps = null; 5367 PackageSetting updatedPkg; 5368 // reader 5369 synchronized (mPackages) { 5370 // Look to see if we already know about this package. 5371 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5372 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5373 // This package has been renamed to its original name. Let's 5374 // use that. 5375 ps = mSettings.peekPackageLPr(oldName); 5376 } 5377 // If there was no original package, see one for the real package name. 5378 if (ps == null) { 5379 ps = mSettings.peekPackageLPr(pkg.packageName); 5380 } 5381 // Check to see if this package could be hiding/updating a system 5382 // package. Must look for it either under the original or real 5383 // package name depending on our state. 5384 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5385 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5386 } 5387 boolean updatedPkgBetter = false; 5388 // First check if this is a system package that may involve an update 5389 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5390 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5391 // it needs to drop FLAG_PRIVILEGED. 5392 if (locationIsPrivileged(scanFile)) { 5393 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5394 } else { 5395 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5396 } 5397 5398 if (ps != null && !ps.codePath.equals(scanFile)) { 5399 // The path has changed from what was last scanned... check the 5400 // version of the new path against what we have stored to determine 5401 // what to do. 5402 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5403 if (pkg.mVersionCode <= ps.versionCode) { 5404 // The system package has been updated and the code path does not match 5405 // Ignore entry. Skip it. 5406 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5407 + " ignored: updated version " + ps.versionCode 5408 + " better than this " + pkg.mVersionCode); 5409 if (!updatedPkg.codePath.equals(scanFile)) { 5410 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5411 + ps.name + " changing from " + updatedPkg.codePathString 5412 + " to " + scanFile); 5413 updatedPkg.codePath = scanFile; 5414 updatedPkg.codePathString = scanFile.toString(); 5415 updatedPkg.resourcePath = scanFile; 5416 updatedPkg.resourcePathString = scanFile.toString(); 5417 } 5418 updatedPkg.pkg = pkg; 5419 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5420 } else { 5421 // The current app on the system partition is better than 5422 // what we have updated to on the data partition; switch 5423 // back to the system partition version. 5424 // At this point, its safely assumed that package installation for 5425 // apps in system partition will go through. If not there won't be a working 5426 // version of the app 5427 // writer 5428 synchronized (mPackages) { 5429 // Just remove the loaded entries from package lists. 5430 mPackages.remove(ps.name); 5431 } 5432 5433 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5434 + " reverting from " + ps.codePathString 5435 + ": new version " + pkg.mVersionCode 5436 + " better than installed " + ps.versionCode); 5437 5438 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5439 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5440 synchronized (mInstallLock) { 5441 args.cleanUpResourcesLI(); 5442 } 5443 synchronized (mPackages) { 5444 mSettings.enableSystemPackageLPw(ps.name); 5445 } 5446 updatedPkgBetter = true; 5447 } 5448 } 5449 } 5450 5451 if (updatedPkg != null) { 5452 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5453 // initially 5454 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5455 5456 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5457 // flag set initially 5458 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5459 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5460 } 5461 } 5462 5463 // Verify certificates against what was last scanned 5464 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5465 5466 /* 5467 * A new system app appeared, but we already had a non-system one of the 5468 * same name installed earlier. 5469 */ 5470 boolean shouldHideSystemApp = false; 5471 if (updatedPkg == null && ps != null 5472 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5473 /* 5474 * Check to make sure the signatures match first. If they don't, 5475 * wipe the installed application and its data. 5476 */ 5477 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5478 != PackageManager.SIGNATURE_MATCH) { 5479 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5480 + " signatures don't match existing userdata copy; removing"); 5481 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5482 ps = null; 5483 } else { 5484 /* 5485 * If the newly-added system app is an older version than the 5486 * already installed version, hide it. It will be scanned later 5487 * and re-added like an update. 5488 */ 5489 if (pkg.mVersionCode <= ps.versionCode) { 5490 shouldHideSystemApp = true; 5491 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5492 + " but new version " + pkg.mVersionCode + " better than installed " 5493 + ps.versionCode + "; hiding system"); 5494 } else { 5495 /* 5496 * The newly found system app is a newer version that the 5497 * one previously installed. Simply remove the 5498 * already-installed application and replace it with our own 5499 * while keeping the application data. 5500 */ 5501 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5502 + " reverting from " + ps.codePathString + ": new version " 5503 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5504 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5505 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5506 synchronized (mInstallLock) { 5507 args.cleanUpResourcesLI(); 5508 } 5509 } 5510 } 5511 } 5512 5513 // The apk is forward locked (not public) if its code and resources 5514 // are kept in different files. (except for app in either system or 5515 // vendor path). 5516 // TODO grab this value from PackageSettings 5517 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5518 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5519 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5520 } 5521 } 5522 5523 // TODO: extend to support forward-locked splits 5524 String resourcePath = null; 5525 String baseResourcePath = null; 5526 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5527 if (ps != null && ps.resourcePathString != null) { 5528 resourcePath = ps.resourcePathString; 5529 baseResourcePath = ps.resourcePathString; 5530 } else { 5531 // Should not happen at all. Just log an error. 5532 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5533 } 5534 } else { 5535 resourcePath = pkg.codePath; 5536 baseResourcePath = pkg.baseCodePath; 5537 } 5538 5539 // Set application objects path explicitly. 5540 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5541 pkg.applicationInfo.setCodePath(pkg.codePath); 5542 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5543 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5544 pkg.applicationInfo.setResourcePath(resourcePath); 5545 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5546 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5547 5548 // Note that we invoke the following method only if we are about to unpack an application 5549 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5550 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5551 5552 /* 5553 * If the system app should be overridden by a previously installed 5554 * data, hide the system app now and let the /data/app scan pick it up 5555 * again. 5556 */ 5557 if (shouldHideSystemApp) { 5558 synchronized (mPackages) { 5559 /* 5560 * We have to grant systems permissions before we hide, because 5561 * grantPermissions will assume the package update is trying to 5562 * expand its permissions. 5563 */ 5564 grantPermissionsLPw(pkg, true, pkg.packageName); 5565 mSettings.disableSystemPackageLPw(pkg.packageName); 5566 } 5567 } 5568 5569 return scannedPkg; 5570 } 5571 5572 private static String fixProcessName(String defProcessName, 5573 String processName, int uid) { 5574 if (processName == null) { 5575 return defProcessName; 5576 } 5577 return processName; 5578 } 5579 5580 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5581 throws PackageManagerException { 5582 if (pkgSetting.signatures.mSignatures != null) { 5583 // Already existing package. Make sure signatures match 5584 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5585 == PackageManager.SIGNATURE_MATCH; 5586 if (!match) { 5587 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5588 == PackageManager.SIGNATURE_MATCH; 5589 } 5590 if (!match) { 5591 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5592 == PackageManager.SIGNATURE_MATCH; 5593 } 5594 if (!match) { 5595 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5596 + pkg.packageName + " signatures do not match the " 5597 + "previously installed version; ignoring!"); 5598 } 5599 } 5600 5601 // Check for shared user signatures 5602 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5603 // Already existing package. Make sure signatures match 5604 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5605 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5606 if (!match) { 5607 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5608 == PackageManager.SIGNATURE_MATCH; 5609 } 5610 if (!match) { 5611 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5612 == PackageManager.SIGNATURE_MATCH; 5613 } 5614 if (!match) { 5615 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5616 "Package " + pkg.packageName 5617 + " has no signatures that match those in shared user " 5618 + pkgSetting.sharedUser.name + "; ignoring!"); 5619 } 5620 } 5621 } 5622 5623 /** 5624 * Enforces that only the system UID or root's UID can call a method exposed 5625 * via Binder. 5626 * 5627 * @param message used as message if SecurityException is thrown 5628 * @throws SecurityException if the caller is not system or root 5629 */ 5630 private static final void enforceSystemOrRoot(String message) { 5631 final int uid = Binder.getCallingUid(); 5632 if (uid != Process.SYSTEM_UID && uid != 0) { 5633 throw new SecurityException(message); 5634 } 5635 } 5636 5637 @Override 5638 public void performBootDexOpt() { 5639 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5640 5641 // Before everything else, see whether we need to fstrim. 5642 try { 5643 IMountService ms = PackageHelper.getMountService(); 5644 if (ms != null) { 5645 final boolean isUpgrade = isUpgrade(); 5646 boolean doTrim = isUpgrade; 5647 if (doTrim) { 5648 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5649 } else { 5650 final long interval = android.provider.Settings.Global.getLong( 5651 mContext.getContentResolver(), 5652 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5653 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5654 if (interval > 0) { 5655 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5656 if (timeSinceLast > interval) { 5657 doTrim = true; 5658 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5659 + "; running immediately"); 5660 } 5661 } 5662 } 5663 if (doTrim) { 5664 if (!isFirstBoot()) { 5665 try { 5666 ActivityManagerNative.getDefault().showBootMessage( 5667 mContext.getResources().getString( 5668 R.string.android_upgrading_fstrim), true); 5669 } catch (RemoteException e) { 5670 } 5671 } 5672 ms.runMaintenance(); 5673 } 5674 } else { 5675 Slog.e(TAG, "Mount service unavailable!"); 5676 } 5677 } catch (RemoteException e) { 5678 // Can't happen; MountService is local 5679 } 5680 5681 final ArraySet<PackageParser.Package> pkgs; 5682 synchronized (mPackages) { 5683 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5684 } 5685 5686 if (pkgs != null) { 5687 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5688 // in case the device runs out of space. 5689 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5690 // Give priority to core apps. 5691 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5692 PackageParser.Package pkg = it.next(); 5693 if (pkg.coreApp) { 5694 if (DEBUG_DEXOPT) { 5695 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5696 } 5697 sortedPkgs.add(pkg); 5698 it.remove(); 5699 } 5700 } 5701 // Give priority to system apps that listen for pre boot complete. 5702 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5703 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5704 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5705 PackageParser.Package pkg = it.next(); 5706 if (pkgNames.contains(pkg.packageName)) { 5707 if (DEBUG_DEXOPT) { 5708 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5709 } 5710 sortedPkgs.add(pkg); 5711 it.remove(); 5712 } 5713 } 5714 // Give priority to system apps. 5715 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5716 PackageParser.Package pkg = it.next(); 5717 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5718 if (DEBUG_DEXOPT) { 5719 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5720 } 5721 sortedPkgs.add(pkg); 5722 it.remove(); 5723 } 5724 } 5725 // Give priority to updated system apps. 5726 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5727 PackageParser.Package pkg = it.next(); 5728 if (pkg.isUpdatedSystemApp()) { 5729 if (DEBUG_DEXOPT) { 5730 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5731 } 5732 sortedPkgs.add(pkg); 5733 it.remove(); 5734 } 5735 } 5736 // Give priority to apps that listen for boot complete. 5737 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5738 pkgNames = getPackageNamesForIntent(intent); 5739 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5740 PackageParser.Package pkg = it.next(); 5741 if (pkgNames.contains(pkg.packageName)) { 5742 if (DEBUG_DEXOPT) { 5743 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5744 } 5745 sortedPkgs.add(pkg); 5746 it.remove(); 5747 } 5748 } 5749 // Filter out packages that aren't recently used. 5750 filterRecentlyUsedApps(pkgs); 5751 // Add all remaining apps. 5752 for (PackageParser.Package pkg : pkgs) { 5753 if (DEBUG_DEXOPT) { 5754 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5755 } 5756 sortedPkgs.add(pkg); 5757 } 5758 5759 // If we want to be lazy, filter everything that wasn't recently used. 5760 if (mLazyDexOpt) { 5761 filterRecentlyUsedApps(sortedPkgs); 5762 } 5763 5764 int i = 0; 5765 int total = sortedPkgs.size(); 5766 File dataDir = Environment.getDataDirectory(); 5767 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5768 if (lowThreshold == 0) { 5769 throw new IllegalStateException("Invalid low memory threshold"); 5770 } 5771 for (PackageParser.Package pkg : sortedPkgs) { 5772 long usableSpace = dataDir.getUsableSpace(); 5773 if (usableSpace < lowThreshold) { 5774 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5775 break; 5776 } 5777 performBootDexOpt(pkg, ++i, total); 5778 } 5779 } 5780 } 5781 5782 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5783 // Filter out packages that aren't recently used. 5784 // 5785 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5786 // should do a full dexopt. 5787 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5788 int total = pkgs.size(); 5789 int skipped = 0; 5790 long now = System.currentTimeMillis(); 5791 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5792 PackageParser.Package pkg = i.next(); 5793 long then = pkg.mLastPackageUsageTimeInMills; 5794 if (then + mDexOptLRUThresholdInMills < now) { 5795 if (DEBUG_DEXOPT) { 5796 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5797 ((then == 0) ? "never" : new Date(then))); 5798 } 5799 i.remove(); 5800 skipped++; 5801 } 5802 } 5803 if (DEBUG_DEXOPT) { 5804 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5805 } 5806 } 5807 } 5808 5809 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5810 List<ResolveInfo> ris = null; 5811 try { 5812 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5813 intent, null, 0, UserHandle.USER_OWNER); 5814 } catch (RemoteException e) { 5815 } 5816 ArraySet<String> pkgNames = new ArraySet<String>(); 5817 if (ris != null) { 5818 for (ResolveInfo ri : ris) { 5819 pkgNames.add(ri.activityInfo.packageName); 5820 } 5821 } 5822 return pkgNames; 5823 } 5824 5825 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5826 if (DEBUG_DEXOPT) { 5827 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5828 } 5829 if (!isFirstBoot()) { 5830 try { 5831 ActivityManagerNative.getDefault().showBootMessage( 5832 mContext.getResources().getString(R.string.android_upgrading_apk, 5833 curr, total), true); 5834 } catch (RemoteException e) { 5835 } 5836 } 5837 PackageParser.Package p = pkg; 5838 synchronized (mInstallLock) { 5839 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5840 false /* force dex */, false /* defer */, true /* include dependencies */); 5841 } 5842 } 5843 5844 @Override 5845 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5846 return performDexOpt(packageName, instructionSet, false); 5847 } 5848 5849 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5850 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5851 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5852 if (!dexopt && !updateUsage) { 5853 // We aren't going to dexopt or update usage, so bail early. 5854 return false; 5855 } 5856 PackageParser.Package p; 5857 final String targetInstructionSet; 5858 synchronized (mPackages) { 5859 p = mPackages.get(packageName); 5860 if (p == null) { 5861 return false; 5862 } 5863 if (updateUsage) { 5864 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5865 } 5866 mPackageUsage.write(false); 5867 if (!dexopt) { 5868 // We aren't going to dexopt, so bail early. 5869 return false; 5870 } 5871 5872 targetInstructionSet = instructionSet != null ? instructionSet : 5873 getPrimaryInstructionSet(p.applicationInfo); 5874 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5875 return false; 5876 } 5877 } 5878 5879 synchronized (mInstallLock) { 5880 final String[] instructionSets = new String[] { targetInstructionSet }; 5881 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5882 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5883 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5884 } 5885 } 5886 5887 public ArraySet<String> getPackagesThatNeedDexOpt() { 5888 ArraySet<String> pkgs = null; 5889 synchronized (mPackages) { 5890 for (PackageParser.Package p : mPackages.values()) { 5891 if (DEBUG_DEXOPT) { 5892 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5893 } 5894 if (!p.mDexOptPerformed.isEmpty()) { 5895 continue; 5896 } 5897 if (pkgs == null) { 5898 pkgs = new ArraySet<String>(); 5899 } 5900 pkgs.add(p.packageName); 5901 } 5902 } 5903 return pkgs; 5904 } 5905 5906 public void shutdown() { 5907 mPackageUsage.write(true); 5908 } 5909 5910 @Override 5911 public void forceDexOpt(String packageName) { 5912 enforceSystemOrRoot("forceDexOpt"); 5913 5914 PackageParser.Package pkg; 5915 synchronized (mPackages) { 5916 pkg = mPackages.get(packageName); 5917 if (pkg == null) { 5918 throw new IllegalArgumentException("Missing package: " + packageName); 5919 } 5920 } 5921 5922 synchronized (mInstallLock) { 5923 final String[] instructionSets = new String[] { 5924 getPrimaryInstructionSet(pkg.applicationInfo) }; 5925 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5926 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5927 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5928 throw new IllegalStateException("Failed to dexopt: " + res); 5929 } 5930 } 5931 } 5932 5933 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5934 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5935 Slog.w(TAG, "Unable to update from " + oldPkg.name 5936 + " to " + newPkg.packageName 5937 + ": old package not in system partition"); 5938 return false; 5939 } else if (mPackages.get(oldPkg.name) != null) { 5940 Slog.w(TAG, "Unable to update from " + oldPkg.name 5941 + " to " + newPkg.packageName 5942 + ": old package still exists"); 5943 return false; 5944 } 5945 return true; 5946 } 5947 5948 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5949 int[] users = sUserManager.getUserIds(); 5950 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5951 if (res < 0) { 5952 return res; 5953 } 5954 for (int user : users) { 5955 if (user != 0) { 5956 res = mInstaller.createUserData(volumeUuid, packageName, 5957 UserHandle.getUid(user, uid), user, seinfo); 5958 if (res < 0) { 5959 return res; 5960 } 5961 } 5962 } 5963 return res; 5964 } 5965 5966 private int removeDataDirsLI(String volumeUuid, String packageName) { 5967 int[] users = sUserManager.getUserIds(); 5968 int res = 0; 5969 for (int user : users) { 5970 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5971 if (resInner < 0) { 5972 res = resInner; 5973 } 5974 } 5975 5976 return res; 5977 } 5978 5979 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5980 int[] users = sUserManager.getUserIds(); 5981 int res = 0; 5982 for (int user : users) { 5983 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5984 if (resInner < 0) { 5985 res = resInner; 5986 } 5987 } 5988 return res; 5989 } 5990 5991 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5992 PackageParser.Package changingLib) { 5993 if (file.path != null) { 5994 usesLibraryFiles.add(file.path); 5995 return; 5996 } 5997 PackageParser.Package p = mPackages.get(file.apk); 5998 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5999 // If we are doing this while in the middle of updating a library apk, 6000 // then we need to make sure to use that new apk for determining the 6001 // dependencies here. (We haven't yet finished committing the new apk 6002 // to the package manager state.) 6003 if (p == null || p.packageName.equals(changingLib.packageName)) { 6004 p = changingLib; 6005 } 6006 } 6007 if (p != null) { 6008 usesLibraryFiles.addAll(p.getAllCodePaths()); 6009 } 6010 } 6011 6012 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6013 PackageParser.Package changingLib) throws PackageManagerException { 6014 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6015 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6016 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6017 for (int i=0; i<N; i++) { 6018 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6019 if (file == null) { 6020 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6021 "Package " + pkg.packageName + " requires unavailable shared library " 6022 + pkg.usesLibraries.get(i) + "; failing!"); 6023 } 6024 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6025 } 6026 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6027 for (int i=0; i<N; i++) { 6028 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6029 if (file == null) { 6030 Slog.w(TAG, "Package " + pkg.packageName 6031 + " desires unavailable shared library " 6032 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6033 } else { 6034 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6035 } 6036 } 6037 N = usesLibraryFiles.size(); 6038 if (N > 0) { 6039 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6040 } else { 6041 pkg.usesLibraryFiles = null; 6042 } 6043 } 6044 } 6045 6046 private static boolean hasString(List<String> list, List<String> which) { 6047 if (list == null) { 6048 return false; 6049 } 6050 for (int i=list.size()-1; i>=0; i--) { 6051 for (int j=which.size()-1; j>=0; j--) { 6052 if (which.get(j).equals(list.get(i))) { 6053 return true; 6054 } 6055 } 6056 } 6057 return false; 6058 } 6059 6060 private void updateAllSharedLibrariesLPw() { 6061 for (PackageParser.Package pkg : mPackages.values()) { 6062 try { 6063 updateSharedLibrariesLPw(pkg, null); 6064 } catch (PackageManagerException e) { 6065 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6066 } 6067 } 6068 } 6069 6070 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6071 PackageParser.Package changingPkg) { 6072 ArrayList<PackageParser.Package> res = null; 6073 for (PackageParser.Package pkg : mPackages.values()) { 6074 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6075 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6076 if (res == null) { 6077 res = new ArrayList<PackageParser.Package>(); 6078 } 6079 res.add(pkg); 6080 try { 6081 updateSharedLibrariesLPw(pkg, changingPkg); 6082 } catch (PackageManagerException e) { 6083 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6084 } 6085 } 6086 } 6087 return res; 6088 } 6089 6090 /** 6091 * Derive the value of the {@code cpuAbiOverride} based on the provided 6092 * value and an optional stored value from the package settings. 6093 */ 6094 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6095 String cpuAbiOverride = null; 6096 6097 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6098 cpuAbiOverride = null; 6099 } else if (abiOverride != null) { 6100 cpuAbiOverride = abiOverride; 6101 } else if (settings != null) { 6102 cpuAbiOverride = settings.cpuAbiOverrideString; 6103 } 6104 6105 return cpuAbiOverride; 6106 } 6107 6108 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6109 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6110 boolean success = false; 6111 try { 6112 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6113 currentTime, user); 6114 success = true; 6115 return res; 6116 } finally { 6117 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6118 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6119 } 6120 } 6121 } 6122 6123 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6124 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6125 final File scanFile = new File(pkg.codePath); 6126 if (pkg.applicationInfo.getCodePath() == null || 6127 pkg.applicationInfo.getResourcePath() == null) { 6128 // Bail out. The resource and code paths haven't been set. 6129 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6130 "Code and resource paths haven't been set correctly"); 6131 } 6132 6133 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6134 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6135 } else { 6136 // Only allow system apps to be flagged as core apps. 6137 pkg.coreApp = false; 6138 } 6139 6140 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6141 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6142 } 6143 6144 if (mCustomResolverComponentName != null && 6145 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6146 setUpCustomResolverActivity(pkg); 6147 } 6148 6149 if (pkg.packageName.equals("android")) { 6150 synchronized (mPackages) { 6151 if (mAndroidApplication != null) { 6152 Slog.w(TAG, "*************************************************"); 6153 Slog.w(TAG, "Core android package being redefined. Skipping."); 6154 Slog.w(TAG, " file=" + scanFile); 6155 Slog.w(TAG, "*************************************************"); 6156 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6157 "Core android package being redefined. Skipping."); 6158 } 6159 6160 // Set up information for our fall-back user intent resolution activity. 6161 mPlatformPackage = pkg; 6162 pkg.mVersionCode = mSdkVersion; 6163 mAndroidApplication = pkg.applicationInfo; 6164 6165 if (!mResolverReplaced) { 6166 mResolveActivity.applicationInfo = mAndroidApplication; 6167 mResolveActivity.name = ResolverActivity.class.getName(); 6168 mResolveActivity.packageName = mAndroidApplication.packageName; 6169 mResolveActivity.processName = "system:ui"; 6170 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6171 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6172 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6173 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6174 mResolveActivity.exported = true; 6175 mResolveActivity.enabled = true; 6176 mResolveInfo.activityInfo = mResolveActivity; 6177 mResolveInfo.priority = 0; 6178 mResolveInfo.preferredOrder = 0; 6179 mResolveInfo.match = 0; 6180 mResolveComponentName = new ComponentName( 6181 mAndroidApplication.packageName, mResolveActivity.name); 6182 } 6183 } 6184 } 6185 6186 if (DEBUG_PACKAGE_SCANNING) { 6187 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6188 Log.d(TAG, "Scanning package " + pkg.packageName); 6189 } 6190 6191 if (mPackages.containsKey(pkg.packageName) 6192 || mSharedLibraries.containsKey(pkg.packageName)) { 6193 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6194 "Application package " + pkg.packageName 6195 + " already installed. Skipping duplicate."); 6196 } 6197 6198 // If we're only installing presumed-existing packages, require that the 6199 // scanned APK is both already known and at the path previously established 6200 // for it. Previously unknown packages we pick up normally, but if we have an 6201 // a priori expectation about this package's install presence, enforce it. 6202 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6203 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6204 if (known != null) { 6205 if (DEBUG_PACKAGE_SCANNING) { 6206 Log.d(TAG, "Examining " + pkg.codePath 6207 + " and requiring known paths " + known.codePathString 6208 + " & " + known.resourcePathString); 6209 } 6210 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6211 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6212 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6213 "Application package " + pkg.packageName 6214 + " found at " + pkg.applicationInfo.getCodePath() 6215 + " but expected at " + known.codePathString + "; ignoring."); 6216 } 6217 } 6218 } 6219 6220 // Initialize package source and resource directories 6221 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6222 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6223 6224 SharedUserSetting suid = null; 6225 PackageSetting pkgSetting = null; 6226 6227 if (!isSystemApp(pkg)) { 6228 // Only system apps can use these features. 6229 pkg.mOriginalPackages = null; 6230 pkg.mRealPackage = null; 6231 pkg.mAdoptPermissions = null; 6232 } 6233 6234 // writer 6235 synchronized (mPackages) { 6236 if (pkg.mSharedUserId != null) { 6237 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6238 if (suid == null) { 6239 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6240 "Creating application package " + pkg.packageName 6241 + " for shared user failed"); 6242 } 6243 if (DEBUG_PACKAGE_SCANNING) { 6244 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6245 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6246 + "): packages=" + suid.packages); 6247 } 6248 } 6249 6250 // Check if we are renaming from an original package name. 6251 PackageSetting origPackage = null; 6252 String realName = null; 6253 if (pkg.mOriginalPackages != null) { 6254 // This package may need to be renamed to a previously 6255 // installed name. Let's check on that... 6256 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6257 if (pkg.mOriginalPackages.contains(renamed)) { 6258 // This package had originally been installed as the 6259 // original name, and we have already taken care of 6260 // transitioning to the new one. Just update the new 6261 // one to continue using the old name. 6262 realName = pkg.mRealPackage; 6263 if (!pkg.packageName.equals(renamed)) { 6264 // Callers into this function may have already taken 6265 // care of renaming the package; only do it here if 6266 // it is not already done. 6267 pkg.setPackageName(renamed); 6268 } 6269 6270 } else { 6271 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6272 if ((origPackage = mSettings.peekPackageLPr( 6273 pkg.mOriginalPackages.get(i))) != null) { 6274 // We do have the package already installed under its 6275 // original name... should we use it? 6276 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6277 // New package is not compatible with original. 6278 origPackage = null; 6279 continue; 6280 } else if (origPackage.sharedUser != null) { 6281 // Make sure uid is compatible between packages. 6282 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6283 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6284 + " to " + pkg.packageName + ": old uid " 6285 + origPackage.sharedUser.name 6286 + " differs from " + pkg.mSharedUserId); 6287 origPackage = null; 6288 continue; 6289 } 6290 } else { 6291 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6292 + pkg.packageName + " to old name " + origPackage.name); 6293 } 6294 break; 6295 } 6296 } 6297 } 6298 } 6299 6300 if (mTransferedPackages.contains(pkg.packageName)) { 6301 Slog.w(TAG, "Package " + pkg.packageName 6302 + " was transferred to another, but its .apk remains"); 6303 } 6304 6305 // Just create the setting, don't add it yet. For already existing packages 6306 // the PkgSetting exists already and doesn't have to be created. 6307 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6308 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6309 pkg.applicationInfo.primaryCpuAbi, 6310 pkg.applicationInfo.secondaryCpuAbi, 6311 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6312 user, false); 6313 if (pkgSetting == null) { 6314 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6315 "Creating application package " + pkg.packageName + " failed"); 6316 } 6317 6318 if (pkgSetting.origPackage != null) { 6319 // If we are first transitioning from an original package, 6320 // fix up the new package's name now. We need to do this after 6321 // looking up the package under its new name, so getPackageLP 6322 // can take care of fiddling things correctly. 6323 pkg.setPackageName(origPackage.name); 6324 6325 // File a report about this. 6326 String msg = "New package " + pkgSetting.realName 6327 + " renamed to replace old package " + pkgSetting.name; 6328 reportSettingsProblem(Log.WARN, msg); 6329 6330 // Make a note of it. 6331 mTransferedPackages.add(origPackage.name); 6332 6333 // No longer need to retain this. 6334 pkgSetting.origPackage = null; 6335 } 6336 6337 if (realName != null) { 6338 // Make a note of it. 6339 mTransferedPackages.add(pkg.packageName); 6340 } 6341 6342 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6343 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6344 } 6345 6346 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6347 // Check all shared libraries and map to their actual file path. 6348 // We only do this here for apps not on a system dir, because those 6349 // are the only ones that can fail an install due to this. We 6350 // will take care of the system apps by updating all of their 6351 // library paths after the scan is done. 6352 updateSharedLibrariesLPw(pkg, null); 6353 } 6354 6355 if (mFoundPolicyFile) { 6356 SELinuxMMAC.assignSeinfoValue(pkg); 6357 } 6358 6359 pkg.applicationInfo.uid = pkgSetting.appId; 6360 pkg.mExtras = pkgSetting; 6361 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6362 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6363 // We just determined the app is signed correctly, so bring 6364 // over the latest parsed certs. 6365 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6366 } else { 6367 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6368 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6369 "Package " + pkg.packageName + " upgrade keys do not match the " 6370 + "previously installed version"); 6371 } else { 6372 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6373 String msg = "System package " + pkg.packageName 6374 + " signature changed; retaining data."; 6375 reportSettingsProblem(Log.WARN, msg); 6376 } 6377 } 6378 } else { 6379 try { 6380 verifySignaturesLP(pkgSetting, pkg); 6381 // We just determined the app is signed correctly, so bring 6382 // over the latest parsed certs. 6383 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6384 } catch (PackageManagerException e) { 6385 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6386 throw e; 6387 } 6388 // The signature has changed, but this package is in the system 6389 // image... let's recover! 6390 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6391 // However... if this package is part of a shared user, but it 6392 // doesn't match the signature of the shared user, let's fail. 6393 // What this means is that you can't change the signatures 6394 // associated with an overall shared user, which doesn't seem all 6395 // that unreasonable. 6396 if (pkgSetting.sharedUser != null) { 6397 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6398 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6399 throw new PackageManagerException( 6400 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6401 "Signature mismatch for shared user : " 6402 + pkgSetting.sharedUser); 6403 } 6404 } 6405 // File a report about this. 6406 String msg = "System package " + pkg.packageName 6407 + " signature changed; retaining data."; 6408 reportSettingsProblem(Log.WARN, msg); 6409 } 6410 } 6411 // Verify that this new package doesn't have any content providers 6412 // that conflict with existing packages. Only do this if the 6413 // package isn't already installed, since we don't want to break 6414 // things that are installed. 6415 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6416 final int N = pkg.providers.size(); 6417 int i; 6418 for (i=0; i<N; i++) { 6419 PackageParser.Provider p = pkg.providers.get(i); 6420 if (p.info.authority != null) { 6421 String names[] = p.info.authority.split(";"); 6422 for (int j = 0; j < names.length; j++) { 6423 if (mProvidersByAuthority.containsKey(names[j])) { 6424 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6425 final String otherPackageName = 6426 ((other != null && other.getComponentName() != null) ? 6427 other.getComponentName().getPackageName() : "?"); 6428 throw new PackageManagerException( 6429 INSTALL_FAILED_CONFLICTING_PROVIDER, 6430 "Can't install because provider name " + names[j] 6431 + " (in package " + pkg.applicationInfo.packageName 6432 + ") is already used by " + otherPackageName); 6433 } 6434 } 6435 } 6436 } 6437 } 6438 6439 if (pkg.mAdoptPermissions != null) { 6440 // This package wants to adopt ownership of permissions from 6441 // another package. 6442 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6443 final String origName = pkg.mAdoptPermissions.get(i); 6444 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6445 if (orig != null) { 6446 if (verifyPackageUpdateLPr(orig, pkg)) { 6447 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6448 + pkg.packageName); 6449 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6450 } 6451 } 6452 } 6453 } 6454 } 6455 6456 final String pkgName = pkg.packageName; 6457 6458 final long scanFileTime = scanFile.lastModified(); 6459 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6460 pkg.applicationInfo.processName = fixProcessName( 6461 pkg.applicationInfo.packageName, 6462 pkg.applicationInfo.processName, 6463 pkg.applicationInfo.uid); 6464 6465 File dataPath; 6466 if (mPlatformPackage == pkg) { 6467 // The system package is special. 6468 dataPath = new File(Environment.getDataDirectory(), "system"); 6469 6470 pkg.applicationInfo.dataDir = dataPath.getPath(); 6471 6472 } else { 6473 // This is a normal package, need to make its data directory. 6474 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6475 UserHandle.USER_OWNER); 6476 6477 boolean uidError = false; 6478 if (dataPath.exists()) { 6479 int currentUid = 0; 6480 try { 6481 StructStat stat = Os.stat(dataPath.getPath()); 6482 currentUid = stat.st_uid; 6483 } catch (ErrnoException e) { 6484 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6485 } 6486 6487 // If we have mismatched owners for the data path, we have a problem. 6488 if (currentUid != pkg.applicationInfo.uid) { 6489 boolean recovered = false; 6490 if (currentUid == 0) { 6491 // The directory somehow became owned by root. Wow. 6492 // This is probably because the system was stopped while 6493 // installd was in the middle of messing with its libs 6494 // directory. Ask installd to fix that. 6495 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6496 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6497 if (ret >= 0) { 6498 recovered = true; 6499 String msg = "Package " + pkg.packageName 6500 + " unexpectedly changed to uid 0; recovered to " + 6501 + pkg.applicationInfo.uid; 6502 reportSettingsProblem(Log.WARN, msg); 6503 } 6504 } 6505 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6506 || (scanFlags&SCAN_BOOTING) != 0)) { 6507 // If this is a system app, we can at least delete its 6508 // current data so the application will still work. 6509 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6510 if (ret >= 0) { 6511 // TODO: Kill the processes first 6512 // Old data gone! 6513 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6514 ? "System package " : "Third party package "; 6515 String msg = prefix + pkg.packageName 6516 + " has changed from uid: " 6517 + currentUid + " to " 6518 + pkg.applicationInfo.uid + "; old data erased"; 6519 reportSettingsProblem(Log.WARN, msg); 6520 recovered = true; 6521 6522 // And now re-install the app. 6523 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6524 pkg.applicationInfo.seinfo); 6525 if (ret == -1) { 6526 // Ack should not happen! 6527 msg = prefix + pkg.packageName 6528 + " could not have data directory re-created after delete."; 6529 reportSettingsProblem(Log.WARN, msg); 6530 throw new PackageManagerException( 6531 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6532 } 6533 } 6534 if (!recovered) { 6535 mHasSystemUidErrors = true; 6536 } 6537 } else if (!recovered) { 6538 // If we allow this install to proceed, we will be broken. 6539 // Abort, abort! 6540 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6541 "scanPackageLI"); 6542 } 6543 if (!recovered) { 6544 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6545 + pkg.applicationInfo.uid + "/fs_" 6546 + currentUid; 6547 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6548 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6549 String msg = "Package " + pkg.packageName 6550 + " has mismatched uid: " 6551 + currentUid + " on disk, " 6552 + pkg.applicationInfo.uid + " in settings"; 6553 // writer 6554 synchronized (mPackages) { 6555 mSettings.mReadMessages.append(msg); 6556 mSettings.mReadMessages.append('\n'); 6557 uidError = true; 6558 if (!pkgSetting.uidError) { 6559 reportSettingsProblem(Log.ERROR, msg); 6560 } 6561 } 6562 } 6563 } 6564 pkg.applicationInfo.dataDir = dataPath.getPath(); 6565 if (mShouldRestoreconData) { 6566 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6567 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6568 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6569 } 6570 } else { 6571 if (DEBUG_PACKAGE_SCANNING) { 6572 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6573 Log.v(TAG, "Want this data dir: " + dataPath); 6574 } 6575 //invoke installer to do the actual installation 6576 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6577 pkg.applicationInfo.seinfo); 6578 if (ret < 0) { 6579 // Error from installer 6580 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6581 "Unable to create data dirs [errorCode=" + ret + "]"); 6582 } 6583 6584 if (dataPath.exists()) { 6585 pkg.applicationInfo.dataDir = dataPath.getPath(); 6586 } else { 6587 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6588 pkg.applicationInfo.dataDir = null; 6589 } 6590 } 6591 6592 pkgSetting.uidError = uidError; 6593 } 6594 6595 final String path = scanFile.getPath(); 6596 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6597 6598 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6599 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6600 6601 // Some system apps still use directory structure for native libraries 6602 // in which case we might end up not detecting abi solely based on apk 6603 // structure. Try to detect abi based on directory structure. 6604 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6605 pkg.applicationInfo.primaryCpuAbi == null) { 6606 setBundledAppAbisAndRoots(pkg, pkgSetting); 6607 setNativeLibraryPaths(pkg); 6608 } 6609 6610 } else { 6611 if ((scanFlags & SCAN_MOVE) != 0) { 6612 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6613 // but we already have this packages package info in the PackageSetting. We just 6614 // use that and derive the native library path based on the new codepath. 6615 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6616 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6617 } 6618 6619 // Set native library paths again. For moves, the path will be updated based on the 6620 // ABIs we've determined above. For non-moves, the path will be updated based on the 6621 // ABIs we determined during compilation, but the path will depend on the final 6622 // package path (after the rename away from the stage path). 6623 setNativeLibraryPaths(pkg); 6624 } 6625 6626 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6627 final int[] userIds = sUserManager.getUserIds(); 6628 synchronized (mInstallLock) { 6629 // Create a native library symlink only if we have native libraries 6630 // and if the native libraries are 32 bit libraries. We do not provide 6631 // this symlink for 64 bit libraries. 6632 if (pkg.applicationInfo.primaryCpuAbi != null && 6633 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6634 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6635 for (int userId : userIds) { 6636 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6637 nativeLibPath, userId) < 0) { 6638 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6639 "Failed linking native library dir (user=" + userId + ")"); 6640 } 6641 } 6642 } 6643 } 6644 6645 // This is a special case for the "system" package, where the ABI is 6646 // dictated by the zygote configuration (and init.rc). We should keep track 6647 // of this ABI so that we can deal with "normal" applications that run under 6648 // the same UID correctly. 6649 if (mPlatformPackage == pkg) { 6650 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6651 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6652 } 6653 6654 // If there's a mismatch between the abi-override in the package setting 6655 // and the abiOverride specified for the install. Warn about this because we 6656 // would've already compiled the app without taking the package setting into 6657 // account. 6658 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6659 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6660 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6661 " for package: " + pkg.packageName); 6662 } 6663 } 6664 6665 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6666 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6667 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6668 6669 // Copy the derived override back to the parsed package, so that we can 6670 // update the package settings accordingly. 6671 pkg.cpuAbiOverride = cpuAbiOverride; 6672 6673 if (DEBUG_ABI_SELECTION) { 6674 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6675 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6676 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6677 } 6678 6679 // Push the derived path down into PackageSettings so we know what to 6680 // clean up at uninstall time. 6681 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6682 6683 if (DEBUG_ABI_SELECTION) { 6684 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6685 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6686 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6687 } 6688 6689 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6690 // We don't do this here during boot because we can do it all 6691 // at once after scanning all existing packages. 6692 // 6693 // We also do this *before* we perform dexopt on this package, so that 6694 // we can avoid redundant dexopts, and also to make sure we've got the 6695 // code and package path correct. 6696 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6697 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6698 } 6699 6700 if ((scanFlags & SCAN_NO_DEX) == 0) { 6701 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6702 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6703 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6704 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6705 } 6706 } 6707 if (mFactoryTest && pkg.requestedPermissions.contains( 6708 android.Manifest.permission.FACTORY_TEST)) { 6709 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6710 } 6711 6712 ArrayList<PackageParser.Package> clientLibPkgs = null; 6713 6714 // writer 6715 synchronized (mPackages) { 6716 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6717 // Only system apps can add new shared libraries. 6718 if (pkg.libraryNames != null) { 6719 for (int i=0; i<pkg.libraryNames.size(); i++) { 6720 String name = pkg.libraryNames.get(i); 6721 boolean allowed = false; 6722 if (pkg.isUpdatedSystemApp()) { 6723 // New library entries can only be added through the 6724 // system image. This is important to get rid of a lot 6725 // of nasty edge cases: for example if we allowed a non- 6726 // system update of the app to add a library, then uninstalling 6727 // the update would make the library go away, and assumptions 6728 // we made such as through app install filtering would now 6729 // have allowed apps on the device which aren't compatible 6730 // with it. Better to just have the restriction here, be 6731 // conservative, and create many fewer cases that can negatively 6732 // impact the user experience. 6733 final PackageSetting sysPs = mSettings 6734 .getDisabledSystemPkgLPr(pkg.packageName); 6735 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6736 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6737 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6738 allowed = true; 6739 allowed = true; 6740 break; 6741 } 6742 } 6743 } 6744 } else { 6745 allowed = true; 6746 } 6747 if (allowed) { 6748 if (!mSharedLibraries.containsKey(name)) { 6749 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6750 } else if (!name.equals(pkg.packageName)) { 6751 Slog.w(TAG, "Package " + pkg.packageName + " library " 6752 + name + " already exists; skipping"); 6753 } 6754 } else { 6755 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6756 + name + " that is not declared on system image; skipping"); 6757 } 6758 } 6759 if ((scanFlags&SCAN_BOOTING) == 0) { 6760 // If we are not booting, we need to update any applications 6761 // that are clients of our shared library. If we are booting, 6762 // this will all be done once the scan is complete. 6763 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6764 } 6765 } 6766 } 6767 } 6768 6769 // We also need to dexopt any apps that are dependent on this library. Note that 6770 // if these fail, we should abort the install since installing the library will 6771 // result in some apps being broken. 6772 if (clientLibPkgs != null) { 6773 if ((scanFlags & SCAN_NO_DEX) == 0) { 6774 for (int i = 0; i < clientLibPkgs.size(); i++) { 6775 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6776 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6777 null /* instruction sets */, forceDex, 6778 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6779 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6780 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6781 "scanPackageLI failed to dexopt clientLibPkgs"); 6782 } 6783 } 6784 } 6785 } 6786 6787 // Also need to kill any apps that are dependent on the library. 6788 if (clientLibPkgs != null) { 6789 for (int i=0; i<clientLibPkgs.size(); i++) { 6790 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6791 killApplication(clientPkg.applicationInfo.packageName, 6792 clientPkg.applicationInfo.uid, "update lib"); 6793 } 6794 } 6795 6796 // Make sure we're not adding any bogus keyset info 6797 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6798 ksms.assertScannedPackageValid(pkg); 6799 6800 // writer 6801 synchronized (mPackages) { 6802 // We don't expect installation to fail beyond this point 6803 6804 // Add the new setting to mSettings 6805 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6806 // Add the new setting to mPackages 6807 mPackages.put(pkg.applicationInfo.packageName, pkg); 6808 // Make sure we don't accidentally delete its data. 6809 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6810 while (iter.hasNext()) { 6811 PackageCleanItem item = iter.next(); 6812 if (pkgName.equals(item.packageName)) { 6813 iter.remove(); 6814 } 6815 } 6816 6817 // Take care of first install / last update times. 6818 if (currentTime != 0) { 6819 if (pkgSetting.firstInstallTime == 0) { 6820 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6821 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6822 pkgSetting.lastUpdateTime = currentTime; 6823 } 6824 } else if (pkgSetting.firstInstallTime == 0) { 6825 // We need *something*. Take time time stamp of the file. 6826 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6827 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6828 if (scanFileTime != pkgSetting.timeStamp) { 6829 // A package on the system image has changed; consider this 6830 // to be an update. 6831 pkgSetting.lastUpdateTime = scanFileTime; 6832 } 6833 } 6834 6835 // Add the package's KeySets to the global KeySetManagerService 6836 ksms.addScannedPackageLPw(pkg); 6837 6838 int N = pkg.providers.size(); 6839 StringBuilder r = null; 6840 int i; 6841 for (i=0; i<N; i++) { 6842 PackageParser.Provider p = pkg.providers.get(i); 6843 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6844 p.info.processName, pkg.applicationInfo.uid); 6845 mProviders.addProvider(p); 6846 p.syncable = p.info.isSyncable; 6847 if (p.info.authority != null) { 6848 String names[] = p.info.authority.split(";"); 6849 p.info.authority = null; 6850 for (int j = 0; j < names.length; j++) { 6851 if (j == 1 && p.syncable) { 6852 // We only want the first authority for a provider to possibly be 6853 // syncable, so if we already added this provider using a different 6854 // authority clear the syncable flag. We copy the provider before 6855 // changing it because the mProviders object contains a reference 6856 // to a provider that we don't want to change. 6857 // Only do this for the second authority since the resulting provider 6858 // object can be the same for all future authorities for this provider. 6859 p = new PackageParser.Provider(p); 6860 p.syncable = false; 6861 } 6862 if (!mProvidersByAuthority.containsKey(names[j])) { 6863 mProvidersByAuthority.put(names[j], p); 6864 if (p.info.authority == null) { 6865 p.info.authority = names[j]; 6866 } else { 6867 p.info.authority = p.info.authority + ";" + names[j]; 6868 } 6869 if (DEBUG_PACKAGE_SCANNING) { 6870 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6871 Log.d(TAG, "Registered content provider: " + names[j] 6872 + ", className = " + p.info.name + ", isSyncable = " 6873 + p.info.isSyncable); 6874 } 6875 } else { 6876 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6877 Slog.w(TAG, "Skipping provider name " + names[j] + 6878 " (in package " + pkg.applicationInfo.packageName + 6879 "): name already used by " 6880 + ((other != null && other.getComponentName() != null) 6881 ? other.getComponentName().getPackageName() : "?")); 6882 } 6883 } 6884 } 6885 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6886 if (r == null) { 6887 r = new StringBuilder(256); 6888 } else { 6889 r.append(' '); 6890 } 6891 r.append(p.info.name); 6892 } 6893 } 6894 if (r != null) { 6895 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6896 } 6897 6898 N = pkg.services.size(); 6899 r = null; 6900 for (i=0; i<N; i++) { 6901 PackageParser.Service s = pkg.services.get(i); 6902 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6903 s.info.processName, pkg.applicationInfo.uid); 6904 mServices.addService(s); 6905 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6906 if (r == null) { 6907 r = new StringBuilder(256); 6908 } else { 6909 r.append(' '); 6910 } 6911 r.append(s.info.name); 6912 } 6913 } 6914 if (r != null) { 6915 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6916 } 6917 6918 N = pkg.receivers.size(); 6919 r = null; 6920 for (i=0; i<N; i++) { 6921 PackageParser.Activity a = pkg.receivers.get(i); 6922 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6923 a.info.processName, pkg.applicationInfo.uid); 6924 mReceivers.addActivity(a, "receiver"); 6925 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6926 if (r == null) { 6927 r = new StringBuilder(256); 6928 } else { 6929 r.append(' '); 6930 } 6931 r.append(a.info.name); 6932 } 6933 } 6934 if (r != null) { 6935 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6936 } 6937 6938 N = pkg.activities.size(); 6939 r = null; 6940 for (i=0; i<N; i++) { 6941 PackageParser.Activity a = pkg.activities.get(i); 6942 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6943 a.info.processName, pkg.applicationInfo.uid); 6944 mActivities.addActivity(a, "activity"); 6945 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6946 if (r == null) { 6947 r = new StringBuilder(256); 6948 } else { 6949 r.append(' '); 6950 } 6951 r.append(a.info.name); 6952 } 6953 } 6954 if (r != null) { 6955 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6956 } 6957 6958 N = pkg.permissionGroups.size(); 6959 r = null; 6960 for (i=0; i<N; i++) { 6961 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6962 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6963 if (cur == null) { 6964 mPermissionGroups.put(pg.info.name, pg); 6965 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6966 if (r == null) { 6967 r = new StringBuilder(256); 6968 } else { 6969 r.append(' '); 6970 } 6971 r.append(pg.info.name); 6972 } 6973 } else { 6974 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6975 + pg.info.packageName + " ignored: original from " 6976 + cur.info.packageName); 6977 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6978 if (r == null) { 6979 r = new StringBuilder(256); 6980 } else { 6981 r.append(' '); 6982 } 6983 r.append("DUP:"); 6984 r.append(pg.info.name); 6985 } 6986 } 6987 } 6988 if (r != null) { 6989 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6990 } 6991 6992 N = pkg.permissions.size(); 6993 r = null; 6994 for (i=0; i<N; i++) { 6995 PackageParser.Permission p = pkg.permissions.get(i); 6996 6997 // Now that permission groups have a special meaning, we ignore permission 6998 // groups for legacy apps to prevent unexpected behavior. In particular, 6999 // permissions for one app being granted to someone just becuase they happen 7000 // to be in a group defined by another app (before this had no implications). 7001 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7002 p.group = mPermissionGroups.get(p.info.group); 7003 // Warn for a permission in an unknown group. 7004 if (p.info.group != null && p.group == null) { 7005 Slog.w(TAG, "Permission " + p.info.name + " from package " 7006 + p.info.packageName + " in an unknown group " + p.info.group); 7007 } 7008 } 7009 7010 ArrayMap<String, BasePermission> permissionMap = 7011 p.tree ? mSettings.mPermissionTrees 7012 : mSettings.mPermissions; 7013 BasePermission bp = permissionMap.get(p.info.name); 7014 7015 // Allow system apps to redefine non-system permissions 7016 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7017 final boolean currentOwnerIsSystem = (bp.perm != null 7018 && isSystemApp(bp.perm.owner)); 7019 if (isSystemApp(p.owner)) { 7020 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7021 // It's a built-in permission and no owner, take ownership now 7022 bp.packageSetting = pkgSetting; 7023 bp.perm = p; 7024 bp.uid = pkg.applicationInfo.uid; 7025 bp.sourcePackage = p.info.packageName; 7026 } else if (!currentOwnerIsSystem) { 7027 String msg = "New decl " + p.owner + " of permission " 7028 + p.info.name + " is system; overriding " + bp.sourcePackage; 7029 reportSettingsProblem(Log.WARN, msg); 7030 bp = null; 7031 } 7032 } 7033 } 7034 7035 if (bp == null) { 7036 bp = new BasePermission(p.info.name, p.info.packageName, 7037 BasePermission.TYPE_NORMAL); 7038 permissionMap.put(p.info.name, bp); 7039 } 7040 7041 if (bp.perm == null) { 7042 if (bp.sourcePackage == null 7043 || bp.sourcePackage.equals(p.info.packageName)) { 7044 BasePermission tree = findPermissionTreeLP(p.info.name); 7045 if (tree == null 7046 || tree.sourcePackage.equals(p.info.packageName)) { 7047 bp.packageSetting = pkgSetting; 7048 bp.perm = p; 7049 bp.uid = pkg.applicationInfo.uid; 7050 bp.sourcePackage = p.info.packageName; 7051 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7052 if (r == null) { 7053 r = new StringBuilder(256); 7054 } else { 7055 r.append(' '); 7056 } 7057 r.append(p.info.name); 7058 } 7059 } else { 7060 Slog.w(TAG, "Permission " + p.info.name + " from package " 7061 + p.info.packageName + " ignored: base tree " 7062 + tree.name + " is from package " 7063 + tree.sourcePackage); 7064 } 7065 } else { 7066 Slog.w(TAG, "Permission " + p.info.name + " from package " 7067 + p.info.packageName + " ignored: original from " 7068 + bp.sourcePackage); 7069 } 7070 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7071 if (r == null) { 7072 r = new StringBuilder(256); 7073 } else { 7074 r.append(' '); 7075 } 7076 r.append("DUP:"); 7077 r.append(p.info.name); 7078 } 7079 if (bp.perm == p) { 7080 bp.protectionLevel = p.info.protectionLevel; 7081 } 7082 } 7083 7084 if (r != null) { 7085 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7086 } 7087 7088 N = pkg.instrumentation.size(); 7089 r = null; 7090 for (i=0; i<N; i++) { 7091 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7092 a.info.packageName = pkg.applicationInfo.packageName; 7093 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7094 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7095 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7096 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7097 a.info.dataDir = pkg.applicationInfo.dataDir; 7098 7099 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7100 // need other information about the application, like the ABI and what not ? 7101 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7102 mInstrumentation.put(a.getComponentName(), a); 7103 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7104 if (r == null) { 7105 r = new StringBuilder(256); 7106 } else { 7107 r.append(' '); 7108 } 7109 r.append(a.info.name); 7110 } 7111 } 7112 if (r != null) { 7113 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7114 } 7115 7116 if (pkg.protectedBroadcasts != null) { 7117 N = pkg.protectedBroadcasts.size(); 7118 for (i=0; i<N; i++) { 7119 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7120 } 7121 } 7122 7123 pkgSetting.setTimeStamp(scanFileTime); 7124 7125 // Create idmap files for pairs of (packages, overlay packages). 7126 // Note: "android", ie framework-res.apk, is handled by native layers. 7127 if (pkg.mOverlayTarget != null) { 7128 // This is an overlay package. 7129 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7130 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7131 mOverlays.put(pkg.mOverlayTarget, 7132 new ArrayMap<String, PackageParser.Package>()); 7133 } 7134 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7135 map.put(pkg.packageName, pkg); 7136 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7137 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7138 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7139 "scanPackageLI failed to createIdmap"); 7140 } 7141 } 7142 } else if (mOverlays.containsKey(pkg.packageName) && 7143 !pkg.packageName.equals("android")) { 7144 // This is a regular package, with one or more known overlay packages. 7145 createIdmapsForPackageLI(pkg); 7146 } 7147 } 7148 7149 return pkg; 7150 } 7151 7152 /** 7153 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7154 * is derived purely on the basis of the contents of {@code scanFile} and 7155 * {@code cpuAbiOverride}. 7156 * 7157 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7158 */ 7159 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7160 String cpuAbiOverride, boolean extractLibs) 7161 throws PackageManagerException { 7162 // TODO: We can probably be smarter about this stuff. For installed apps, 7163 // we can calculate this information at install time once and for all. For 7164 // system apps, we can probably assume that this information doesn't change 7165 // after the first boot scan. As things stand, we do lots of unnecessary work. 7166 7167 // Give ourselves some initial paths; we'll come back for another 7168 // pass once we've determined ABI below. 7169 setNativeLibraryPaths(pkg); 7170 7171 // We would never need to extract libs for forward-locked and external packages, 7172 // since the container service will do it for us. We shouldn't attempt to 7173 // extract libs from system app when it was not updated. 7174 if (pkg.isForwardLocked() || isExternal(pkg) || 7175 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7176 extractLibs = false; 7177 } 7178 7179 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7180 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7181 7182 NativeLibraryHelper.Handle handle = null; 7183 try { 7184 handle = NativeLibraryHelper.Handle.create(scanFile); 7185 // TODO(multiArch): This can be null for apps that didn't go through the 7186 // usual installation process. We can calculate it again, like we 7187 // do during install time. 7188 // 7189 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7190 // unnecessary. 7191 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7192 7193 // Null out the abis so that they can be recalculated. 7194 pkg.applicationInfo.primaryCpuAbi = null; 7195 pkg.applicationInfo.secondaryCpuAbi = null; 7196 if (isMultiArch(pkg.applicationInfo)) { 7197 // Warn if we've set an abiOverride for multi-lib packages.. 7198 // By definition, we need to copy both 32 and 64 bit libraries for 7199 // such packages. 7200 if (pkg.cpuAbiOverride != null 7201 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7202 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7203 } 7204 7205 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7206 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7207 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7208 if (extractLibs) { 7209 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7210 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7211 useIsaSpecificSubdirs); 7212 } else { 7213 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7214 } 7215 } 7216 7217 maybeThrowExceptionForMultiArchCopy( 7218 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7219 7220 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7221 if (extractLibs) { 7222 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7223 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7224 useIsaSpecificSubdirs); 7225 } else { 7226 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7227 } 7228 } 7229 7230 maybeThrowExceptionForMultiArchCopy( 7231 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7232 7233 if (abi64 >= 0) { 7234 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7235 } 7236 7237 if (abi32 >= 0) { 7238 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7239 if (abi64 >= 0) { 7240 pkg.applicationInfo.secondaryCpuAbi = abi; 7241 } else { 7242 pkg.applicationInfo.primaryCpuAbi = abi; 7243 } 7244 } 7245 } else { 7246 String[] abiList = (cpuAbiOverride != null) ? 7247 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7248 7249 // Enable gross and lame hacks for apps that are built with old 7250 // SDK tools. We must scan their APKs for renderscript bitcode and 7251 // not launch them if it's present. Don't bother checking on devices 7252 // that don't have 64 bit support. 7253 boolean needsRenderScriptOverride = false; 7254 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7255 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7256 abiList = Build.SUPPORTED_32_BIT_ABIS; 7257 needsRenderScriptOverride = true; 7258 } 7259 7260 final int copyRet; 7261 if (extractLibs) { 7262 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7263 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7264 } else { 7265 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7266 } 7267 7268 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7269 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7270 "Error unpackaging native libs for app, errorCode=" + copyRet); 7271 } 7272 7273 if (copyRet >= 0) { 7274 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7275 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7276 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7277 } else if (needsRenderScriptOverride) { 7278 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7279 } 7280 } 7281 } catch (IOException ioe) { 7282 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7283 } finally { 7284 IoUtils.closeQuietly(handle); 7285 } 7286 7287 // Now that we've calculated the ABIs and determined if it's an internal app, 7288 // we will go ahead and populate the nativeLibraryPath. 7289 setNativeLibraryPaths(pkg); 7290 } 7291 7292 /** 7293 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7294 * i.e, so that all packages can be run inside a single process if required. 7295 * 7296 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7297 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7298 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7299 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7300 * updating a package that belongs to a shared user. 7301 * 7302 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7303 * adds unnecessary complexity. 7304 */ 7305 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7306 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7307 String requiredInstructionSet = null; 7308 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7309 requiredInstructionSet = VMRuntime.getInstructionSet( 7310 scannedPackage.applicationInfo.primaryCpuAbi); 7311 } 7312 7313 PackageSetting requirer = null; 7314 for (PackageSetting ps : packagesForUser) { 7315 // If packagesForUser contains scannedPackage, we skip it. This will happen 7316 // when scannedPackage is an update of an existing package. Without this check, 7317 // we will never be able to change the ABI of any package belonging to a shared 7318 // user, even if it's compatible with other packages. 7319 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7320 if (ps.primaryCpuAbiString == null) { 7321 continue; 7322 } 7323 7324 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7325 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7326 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7327 // this but there's not much we can do. 7328 String errorMessage = "Instruction set mismatch, " 7329 + ((requirer == null) ? "[caller]" : requirer) 7330 + " requires " + requiredInstructionSet + " whereas " + ps 7331 + " requires " + instructionSet; 7332 Slog.w(TAG, errorMessage); 7333 } 7334 7335 if (requiredInstructionSet == null) { 7336 requiredInstructionSet = instructionSet; 7337 requirer = ps; 7338 } 7339 } 7340 } 7341 7342 if (requiredInstructionSet != null) { 7343 String adjustedAbi; 7344 if (requirer != null) { 7345 // requirer != null implies that either scannedPackage was null or that scannedPackage 7346 // did not require an ABI, in which case we have to adjust scannedPackage to match 7347 // the ABI of the set (which is the same as requirer's ABI) 7348 adjustedAbi = requirer.primaryCpuAbiString; 7349 if (scannedPackage != null) { 7350 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7351 } 7352 } else { 7353 // requirer == null implies that we're updating all ABIs in the set to 7354 // match scannedPackage. 7355 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7356 } 7357 7358 for (PackageSetting ps : packagesForUser) { 7359 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7360 if (ps.primaryCpuAbiString != null) { 7361 continue; 7362 } 7363 7364 ps.primaryCpuAbiString = adjustedAbi; 7365 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7366 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7367 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7368 7369 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7370 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7371 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7372 ps.primaryCpuAbiString = null; 7373 ps.pkg.applicationInfo.primaryCpuAbi = null; 7374 return; 7375 } else { 7376 mInstaller.rmdex(ps.codePathString, 7377 getDexCodeInstructionSet(getPreferredInstructionSet())); 7378 } 7379 } 7380 } 7381 } 7382 } 7383 } 7384 7385 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7386 synchronized (mPackages) { 7387 mResolverReplaced = true; 7388 // Set up information for custom user intent resolution activity. 7389 mResolveActivity.applicationInfo = pkg.applicationInfo; 7390 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7391 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7392 mResolveActivity.processName = pkg.applicationInfo.packageName; 7393 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7394 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7395 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7396 mResolveActivity.theme = 0; 7397 mResolveActivity.exported = true; 7398 mResolveActivity.enabled = true; 7399 mResolveInfo.activityInfo = mResolveActivity; 7400 mResolveInfo.priority = 0; 7401 mResolveInfo.preferredOrder = 0; 7402 mResolveInfo.match = 0; 7403 mResolveComponentName = mCustomResolverComponentName; 7404 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7405 mResolveComponentName); 7406 } 7407 } 7408 7409 private static String calculateBundledApkRoot(final String codePathString) { 7410 final File codePath = new File(codePathString); 7411 final File codeRoot; 7412 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7413 codeRoot = Environment.getRootDirectory(); 7414 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7415 codeRoot = Environment.getOemDirectory(); 7416 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7417 codeRoot = Environment.getVendorDirectory(); 7418 } else { 7419 // Unrecognized code path; take its top real segment as the apk root: 7420 // e.g. /something/app/blah.apk => /something 7421 try { 7422 File f = codePath.getCanonicalFile(); 7423 File parent = f.getParentFile(); // non-null because codePath is a file 7424 File tmp; 7425 while ((tmp = parent.getParentFile()) != null) { 7426 f = parent; 7427 parent = tmp; 7428 } 7429 codeRoot = f; 7430 Slog.w(TAG, "Unrecognized code path " 7431 + codePath + " - using " + codeRoot); 7432 } catch (IOException e) { 7433 // Can't canonicalize the code path -- shenanigans? 7434 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7435 return Environment.getRootDirectory().getPath(); 7436 } 7437 } 7438 return codeRoot.getPath(); 7439 } 7440 7441 /** 7442 * Derive and set the location of native libraries for the given package, 7443 * which varies depending on where and how the package was installed. 7444 */ 7445 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7446 final ApplicationInfo info = pkg.applicationInfo; 7447 final String codePath = pkg.codePath; 7448 final File codeFile = new File(codePath); 7449 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7450 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7451 7452 info.nativeLibraryRootDir = null; 7453 info.nativeLibraryRootRequiresIsa = false; 7454 info.nativeLibraryDir = null; 7455 info.secondaryNativeLibraryDir = null; 7456 7457 if (isApkFile(codeFile)) { 7458 // Monolithic install 7459 if (bundledApp) { 7460 // If "/system/lib64/apkname" exists, assume that is the per-package 7461 // native library directory to use; otherwise use "/system/lib/apkname". 7462 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7463 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7464 getPrimaryInstructionSet(info)); 7465 7466 // This is a bundled system app so choose the path based on the ABI. 7467 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7468 // is just the default path. 7469 final String apkName = deriveCodePathName(codePath); 7470 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7471 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7472 apkName).getAbsolutePath(); 7473 7474 if (info.secondaryCpuAbi != null) { 7475 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7476 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7477 secondaryLibDir, apkName).getAbsolutePath(); 7478 } 7479 } else if (asecApp) { 7480 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7481 .getAbsolutePath(); 7482 } else { 7483 final String apkName = deriveCodePathName(codePath); 7484 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7485 .getAbsolutePath(); 7486 } 7487 7488 info.nativeLibraryRootRequiresIsa = false; 7489 info.nativeLibraryDir = info.nativeLibraryRootDir; 7490 } else { 7491 // Cluster install 7492 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7493 info.nativeLibraryRootRequiresIsa = true; 7494 7495 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7496 getPrimaryInstructionSet(info)).getAbsolutePath(); 7497 7498 if (info.secondaryCpuAbi != null) { 7499 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7500 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7501 } 7502 } 7503 } 7504 7505 /** 7506 * Calculate the abis and roots for a bundled app. These can uniquely 7507 * be determined from the contents of the system partition, i.e whether 7508 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7509 * of this information, and instead assume that the system was built 7510 * sensibly. 7511 */ 7512 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7513 PackageSetting pkgSetting) { 7514 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7515 7516 // If "/system/lib64/apkname" exists, assume that is the per-package 7517 // native library directory to use; otherwise use "/system/lib/apkname". 7518 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7519 setBundledAppAbi(pkg, apkRoot, apkName); 7520 // pkgSetting might be null during rescan following uninstall of updates 7521 // to a bundled app, so accommodate that possibility. The settings in 7522 // that case will be established later from the parsed package. 7523 // 7524 // If the settings aren't null, sync them up with what we've just derived. 7525 // note that apkRoot isn't stored in the package settings. 7526 if (pkgSetting != null) { 7527 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7528 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7529 } 7530 } 7531 7532 /** 7533 * Deduces the ABI of a bundled app and sets the relevant fields on the 7534 * parsed pkg object. 7535 * 7536 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7537 * under which system libraries are installed. 7538 * @param apkName the name of the installed package. 7539 */ 7540 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7541 final File codeFile = new File(pkg.codePath); 7542 7543 final boolean has64BitLibs; 7544 final boolean has32BitLibs; 7545 if (isApkFile(codeFile)) { 7546 // Monolithic install 7547 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7548 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7549 } else { 7550 // Cluster install 7551 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7552 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7553 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7554 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7555 has64BitLibs = (new File(rootDir, isa)).exists(); 7556 } else { 7557 has64BitLibs = false; 7558 } 7559 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7560 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7561 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7562 has32BitLibs = (new File(rootDir, isa)).exists(); 7563 } else { 7564 has32BitLibs = false; 7565 } 7566 } 7567 7568 if (has64BitLibs && !has32BitLibs) { 7569 // The package has 64 bit libs, but not 32 bit libs. Its primary 7570 // ABI should be 64 bit. We can safely assume here that the bundled 7571 // native libraries correspond to the most preferred ABI in the list. 7572 7573 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7574 pkg.applicationInfo.secondaryCpuAbi = null; 7575 } else if (has32BitLibs && !has64BitLibs) { 7576 // The package has 32 bit libs but not 64 bit libs. Its primary 7577 // ABI should be 32 bit. 7578 7579 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7580 pkg.applicationInfo.secondaryCpuAbi = null; 7581 } else if (has32BitLibs && has64BitLibs) { 7582 // The application has both 64 and 32 bit bundled libraries. We check 7583 // here that the app declares multiArch support, and warn if it doesn't. 7584 // 7585 // We will be lenient here and record both ABIs. The primary will be the 7586 // ABI that's higher on the list, i.e, a device that's configured to prefer 7587 // 64 bit apps will see a 64 bit primary ABI, 7588 7589 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7590 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7591 } 7592 7593 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7594 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7595 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7596 } else { 7597 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7598 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7599 } 7600 } else { 7601 pkg.applicationInfo.primaryCpuAbi = null; 7602 pkg.applicationInfo.secondaryCpuAbi = null; 7603 } 7604 } 7605 7606 private void killApplication(String pkgName, int appId, String reason) { 7607 // Request the ActivityManager to kill the process(only for existing packages) 7608 // so that we do not end up in a confused state while the user is still using the older 7609 // version of the application while the new one gets installed. 7610 IActivityManager am = ActivityManagerNative.getDefault(); 7611 if (am != null) { 7612 try { 7613 am.killApplicationWithAppId(pkgName, appId, reason); 7614 } catch (RemoteException e) { 7615 } 7616 } 7617 } 7618 7619 void removePackageLI(PackageSetting ps, boolean chatty) { 7620 if (DEBUG_INSTALL) { 7621 if (chatty) 7622 Log.d(TAG, "Removing package " + ps.name); 7623 } 7624 7625 // writer 7626 synchronized (mPackages) { 7627 mPackages.remove(ps.name); 7628 final PackageParser.Package pkg = ps.pkg; 7629 if (pkg != null) { 7630 cleanPackageDataStructuresLILPw(pkg, chatty); 7631 } 7632 } 7633 } 7634 7635 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7636 if (DEBUG_INSTALL) { 7637 if (chatty) 7638 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7639 } 7640 7641 // writer 7642 synchronized (mPackages) { 7643 mPackages.remove(pkg.applicationInfo.packageName); 7644 cleanPackageDataStructuresLILPw(pkg, chatty); 7645 } 7646 } 7647 7648 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7649 int N = pkg.providers.size(); 7650 StringBuilder r = null; 7651 int i; 7652 for (i=0; i<N; i++) { 7653 PackageParser.Provider p = pkg.providers.get(i); 7654 mProviders.removeProvider(p); 7655 if (p.info.authority == null) { 7656 7657 /* There was another ContentProvider with this authority when 7658 * this app was installed so this authority is null, 7659 * Ignore it as we don't have to unregister the provider. 7660 */ 7661 continue; 7662 } 7663 String names[] = p.info.authority.split(";"); 7664 for (int j = 0; j < names.length; j++) { 7665 if (mProvidersByAuthority.get(names[j]) == p) { 7666 mProvidersByAuthority.remove(names[j]); 7667 if (DEBUG_REMOVE) { 7668 if (chatty) 7669 Log.d(TAG, "Unregistered content provider: " + names[j] 7670 + ", className = " + p.info.name + ", isSyncable = " 7671 + p.info.isSyncable); 7672 } 7673 } 7674 } 7675 if (DEBUG_REMOVE && chatty) { 7676 if (r == null) { 7677 r = new StringBuilder(256); 7678 } else { 7679 r.append(' '); 7680 } 7681 r.append(p.info.name); 7682 } 7683 } 7684 if (r != null) { 7685 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7686 } 7687 7688 N = pkg.services.size(); 7689 r = null; 7690 for (i=0; i<N; i++) { 7691 PackageParser.Service s = pkg.services.get(i); 7692 mServices.removeService(s); 7693 if (chatty) { 7694 if (r == null) { 7695 r = new StringBuilder(256); 7696 } else { 7697 r.append(' '); 7698 } 7699 r.append(s.info.name); 7700 } 7701 } 7702 if (r != null) { 7703 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7704 } 7705 7706 N = pkg.receivers.size(); 7707 r = null; 7708 for (i=0; i<N; i++) { 7709 PackageParser.Activity a = pkg.receivers.get(i); 7710 mReceivers.removeActivity(a, "receiver"); 7711 if (DEBUG_REMOVE && chatty) { 7712 if (r == null) { 7713 r = new StringBuilder(256); 7714 } else { 7715 r.append(' '); 7716 } 7717 r.append(a.info.name); 7718 } 7719 } 7720 if (r != null) { 7721 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7722 } 7723 7724 N = pkg.activities.size(); 7725 r = null; 7726 for (i=0; i<N; i++) { 7727 PackageParser.Activity a = pkg.activities.get(i); 7728 mActivities.removeActivity(a, "activity"); 7729 if (DEBUG_REMOVE && chatty) { 7730 if (r == null) { 7731 r = new StringBuilder(256); 7732 } else { 7733 r.append(' '); 7734 } 7735 r.append(a.info.name); 7736 } 7737 } 7738 if (r != null) { 7739 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7740 } 7741 7742 N = pkg.permissions.size(); 7743 r = null; 7744 for (i=0; i<N; i++) { 7745 PackageParser.Permission p = pkg.permissions.get(i); 7746 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7747 if (bp == null) { 7748 bp = mSettings.mPermissionTrees.get(p.info.name); 7749 } 7750 if (bp != null && bp.perm == p) { 7751 bp.perm = null; 7752 if (DEBUG_REMOVE && chatty) { 7753 if (r == null) { 7754 r = new StringBuilder(256); 7755 } else { 7756 r.append(' '); 7757 } 7758 r.append(p.info.name); 7759 } 7760 } 7761 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7762 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7763 if (appOpPerms != null) { 7764 appOpPerms.remove(pkg.packageName); 7765 } 7766 } 7767 } 7768 if (r != null) { 7769 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7770 } 7771 7772 N = pkg.requestedPermissions.size(); 7773 r = null; 7774 for (i=0; i<N; i++) { 7775 String perm = pkg.requestedPermissions.get(i); 7776 BasePermission bp = mSettings.mPermissions.get(perm); 7777 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7778 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7779 if (appOpPerms != null) { 7780 appOpPerms.remove(pkg.packageName); 7781 if (appOpPerms.isEmpty()) { 7782 mAppOpPermissionPackages.remove(perm); 7783 } 7784 } 7785 } 7786 } 7787 if (r != null) { 7788 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7789 } 7790 7791 N = pkg.instrumentation.size(); 7792 r = null; 7793 for (i=0; i<N; i++) { 7794 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7795 mInstrumentation.remove(a.getComponentName()); 7796 if (DEBUG_REMOVE && chatty) { 7797 if (r == null) { 7798 r = new StringBuilder(256); 7799 } else { 7800 r.append(' '); 7801 } 7802 r.append(a.info.name); 7803 } 7804 } 7805 if (r != null) { 7806 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7807 } 7808 7809 r = null; 7810 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7811 // Only system apps can hold shared libraries. 7812 if (pkg.libraryNames != null) { 7813 for (i=0; i<pkg.libraryNames.size(); i++) { 7814 String name = pkg.libraryNames.get(i); 7815 SharedLibraryEntry cur = mSharedLibraries.get(name); 7816 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7817 mSharedLibraries.remove(name); 7818 if (DEBUG_REMOVE && chatty) { 7819 if (r == null) { 7820 r = new StringBuilder(256); 7821 } else { 7822 r.append(' '); 7823 } 7824 r.append(name); 7825 } 7826 } 7827 } 7828 } 7829 } 7830 if (r != null) { 7831 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7832 } 7833 } 7834 7835 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7836 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7837 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7838 return true; 7839 } 7840 } 7841 return false; 7842 } 7843 7844 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7845 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7846 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7847 7848 private void updatePermissionsLPw(String changingPkg, 7849 PackageParser.Package pkgInfo, int flags) { 7850 // Make sure there are no dangling permission trees. 7851 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7852 while (it.hasNext()) { 7853 final BasePermission bp = it.next(); 7854 if (bp.packageSetting == null) { 7855 // We may not yet have parsed the package, so just see if 7856 // we still know about its settings. 7857 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7858 } 7859 if (bp.packageSetting == null) { 7860 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7861 + " from package " + bp.sourcePackage); 7862 it.remove(); 7863 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7864 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7865 Slog.i(TAG, "Removing old permission tree: " + bp.name 7866 + " from package " + bp.sourcePackage); 7867 flags |= UPDATE_PERMISSIONS_ALL; 7868 it.remove(); 7869 } 7870 } 7871 } 7872 7873 // Make sure all dynamic permissions have been assigned to a package, 7874 // and make sure there are no dangling permissions. 7875 it = mSettings.mPermissions.values().iterator(); 7876 while (it.hasNext()) { 7877 final BasePermission bp = it.next(); 7878 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7879 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7880 + bp.name + " pkg=" + bp.sourcePackage 7881 + " info=" + bp.pendingInfo); 7882 if (bp.packageSetting == null && bp.pendingInfo != null) { 7883 final BasePermission tree = findPermissionTreeLP(bp.name); 7884 if (tree != null && tree.perm != null) { 7885 bp.packageSetting = tree.packageSetting; 7886 bp.perm = new PackageParser.Permission(tree.perm.owner, 7887 new PermissionInfo(bp.pendingInfo)); 7888 bp.perm.info.packageName = tree.perm.info.packageName; 7889 bp.perm.info.name = bp.name; 7890 bp.uid = tree.uid; 7891 } 7892 } 7893 } 7894 if (bp.packageSetting == null) { 7895 // We may not yet have parsed the package, so just see if 7896 // we still know about its settings. 7897 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7898 } 7899 if (bp.packageSetting == null) { 7900 Slog.w(TAG, "Removing dangling permission: " + bp.name 7901 + " from package " + bp.sourcePackage); 7902 it.remove(); 7903 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7904 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7905 Slog.i(TAG, "Removing old permission: " + bp.name 7906 + " from package " + bp.sourcePackage); 7907 flags |= UPDATE_PERMISSIONS_ALL; 7908 it.remove(); 7909 } 7910 } 7911 } 7912 7913 // Now update the permissions for all packages, in particular 7914 // replace the granted permissions of the system packages. 7915 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7916 for (PackageParser.Package pkg : mPackages.values()) { 7917 if (pkg != pkgInfo) { 7918 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7919 changingPkg); 7920 } 7921 } 7922 } 7923 7924 if (pkgInfo != null) { 7925 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7926 } 7927 } 7928 7929 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7930 String packageOfInterest) { 7931 // IMPORTANT: There are two types of permissions: install and runtime. 7932 // Install time permissions are granted when the app is installed to 7933 // all device users and users added in the future. Runtime permissions 7934 // are granted at runtime explicitly to specific users. Normal and signature 7935 // protected permissions are install time permissions. Dangerous permissions 7936 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7937 // otherwise they are runtime permissions. This function does not manage 7938 // runtime permissions except for the case an app targeting Lollipop MR1 7939 // being upgraded to target a newer SDK, in which case dangerous permissions 7940 // are transformed from install time to runtime ones. 7941 7942 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7943 if (ps == null) { 7944 return; 7945 } 7946 7947 PermissionsState permissionsState = ps.getPermissionsState(); 7948 PermissionsState origPermissions = permissionsState; 7949 7950 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7951 7952 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 7953 7954 boolean changedInstallPermission = false; 7955 7956 if (replace) { 7957 ps.installPermissionsFixed = false; 7958 if (!ps.isSharedUser()) { 7959 origPermissions = new PermissionsState(permissionsState); 7960 permissionsState.reset(); 7961 } 7962 } 7963 7964 permissionsState.setGlobalGids(mGlobalGids); 7965 7966 final int N = pkg.requestedPermissions.size(); 7967 for (int i=0; i<N; i++) { 7968 final String name = pkg.requestedPermissions.get(i); 7969 final BasePermission bp = mSettings.mPermissions.get(name); 7970 7971 if (DEBUG_INSTALL) { 7972 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7973 } 7974 7975 if (bp == null || bp.packageSetting == null) { 7976 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7977 Slog.w(TAG, "Unknown permission " + name 7978 + " in package " + pkg.packageName); 7979 } 7980 continue; 7981 } 7982 7983 final String perm = bp.name; 7984 boolean allowedSig = false; 7985 int grant = GRANT_DENIED; 7986 7987 // Keep track of app op permissions. 7988 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7989 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7990 if (pkgs == null) { 7991 pkgs = new ArraySet<>(); 7992 mAppOpPermissionPackages.put(bp.name, pkgs); 7993 } 7994 pkgs.add(pkg.packageName); 7995 } 7996 7997 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7998 switch (level) { 7999 case PermissionInfo.PROTECTION_NORMAL: { 8000 // For all apps normal permissions are install time ones. 8001 grant = GRANT_INSTALL; 8002 } break; 8003 8004 case PermissionInfo.PROTECTION_DANGEROUS: { 8005 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8006 // For legacy apps dangerous permissions are install time ones. 8007 grant = GRANT_INSTALL_LEGACY; 8008 } else if (origPermissions.hasInstallPermission(bp.name)) { 8009 // For legacy apps that became modern, install becomes runtime. 8010 grant = GRANT_UPGRADE; 8011 } else { 8012 // For modern apps keep runtime permissions unchanged. 8013 grant = GRANT_RUNTIME; 8014 } 8015 } break; 8016 8017 case PermissionInfo.PROTECTION_SIGNATURE: { 8018 // For all apps signature permissions are install time ones. 8019 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8020 if (allowedSig) { 8021 grant = GRANT_INSTALL; 8022 } 8023 } break; 8024 } 8025 8026 if (DEBUG_INSTALL) { 8027 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8028 } 8029 8030 if (grant != GRANT_DENIED) { 8031 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8032 // If this is an existing, non-system package, then 8033 // we can't add any new permissions to it. 8034 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8035 // Except... if this is a permission that was added 8036 // to the platform (note: need to only do this when 8037 // updating the platform). 8038 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8039 grant = GRANT_DENIED; 8040 } 8041 } 8042 } 8043 8044 switch (grant) { 8045 case GRANT_INSTALL: { 8046 // Revoke this as runtime permission to handle the case of 8047 // a runtime permission being downgraded to an install one. 8048 for (int userId : UserManagerService.getInstance().getUserIds()) { 8049 if (origPermissions.getRuntimePermissionState( 8050 bp.name, userId) != null) { 8051 // Revoke the runtime permission and clear the flags. 8052 origPermissions.revokeRuntimePermission(bp, userId); 8053 origPermissions.updatePermissionFlags(bp, userId, 8054 PackageManager.MASK_PERMISSION_FLAGS, 0); 8055 // If we revoked a permission permission, we have to write. 8056 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8057 changedRuntimePermissionUserIds, userId); 8058 } 8059 } 8060 // Grant an install permission. 8061 if (permissionsState.grantInstallPermission(bp) != 8062 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8063 changedInstallPermission = true; 8064 } 8065 } break; 8066 8067 case GRANT_INSTALL_LEGACY: { 8068 // Grant an install permission. 8069 if (permissionsState.grantInstallPermission(bp) != 8070 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8071 changedInstallPermission = true; 8072 } 8073 } break; 8074 8075 case GRANT_RUNTIME: { 8076 // Grant previously granted runtime permissions. 8077 for (int userId : UserManagerService.getInstance().getUserIds()) { 8078 PermissionState permissionState = origPermissions 8079 .getRuntimePermissionState(bp.name, userId); 8080 final int flags = permissionState != null 8081 ? permissionState.getFlags() : 0; 8082 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8083 if (permissionsState.grantRuntimePermission(bp, userId) == 8084 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8085 // If we cannot put the permission as it was, we have to write. 8086 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8087 changedRuntimePermissionUserIds, userId); 8088 } 8089 } 8090 // Propagate the permission flags. 8091 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8092 } 8093 } break; 8094 8095 case GRANT_UPGRADE: { 8096 // Grant runtime permissions for a previously held install permission. 8097 PermissionState permissionState = origPermissions 8098 .getInstallPermissionState(bp.name); 8099 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8100 8101 if (origPermissions.revokeInstallPermission(bp) 8102 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8103 // We will be transferring the permission flags, so clear them. 8104 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8105 PackageManager.MASK_PERMISSION_FLAGS, 0); 8106 changedInstallPermission = true; 8107 } 8108 8109 // If the permission is not to be promoted to runtime we ignore it and 8110 // also its other flags as they are not applicable to install permissions. 8111 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8112 for (int userId : currentUserIds) { 8113 if (permissionsState.grantRuntimePermission(bp, userId) != 8114 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8115 // Transfer the permission flags. 8116 permissionsState.updatePermissionFlags(bp, userId, 8117 flags, flags); 8118 // If we granted the permission, we have to write. 8119 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8120 changedRuntimePermissionUserIds, userId); 8121 } 8122 } 8123 } 8124 } break; 8125 8126 default: { 8127 if (packageOfInterest == null 8128 || packageOfInterest.equals(pkg.packageName)) { 8129 Slog.w(TAG, "Not granting permission " + perm 8130 + " to package " + pkg.packageName 8131 + " because it was previously installed without"); 8132 } 8133 } break; 8134 } 8135 } else { 8136 if (permissionsState.revokeInstallPermission(bp) != 8137 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8138 // Also drop the permission flags. 8139 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8140 PackageManager.MASK_PERMISSION_FLAGS, 0); 8141 changedInstallPermission = true; 8142 Slog.i(TAG, "Un-granting permission " + perm 8143 + " from package " + pkg.packageName 8144 + " (protectionLevel=" + bp.protectionLevel 8145 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8146 + ")"); 8147 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8148 // Don't print warning for app op permissions, since it is fine for them 8149 // not to be granted, there is a UI for the user to decide. 8150 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8151 Slog.w(TAG, "Not granting permission " + perm 8152 + " to package " + pkg.packageName 8153 + " (protectionLevel=" + bp.protectionLevel 8154 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8155 + ")"); 8156 } 8157 } 8158 } 8159 } 8160 8161 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8162 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8163 // This is the first that we have heard about this package, so the 8164 // permissions we have now selected are fixed until explicitly 8165 // changed. 8166 ps.installPermissionsFixed = true; 8167 } 8168 8169 // Persist the runtime permissions state for users with changes. 8170 for (int userId : changedRuntimePermissionUserIds) { 8171 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8172 } 8173 } 8174 8175 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8176 boolean allowed = false; 8177 final int NP = PackageParser.NEW_PERMISSIONS.length; 8178 for (int ip=0; ip<NP; ip++) { 8179 final PackageParser.NewPermissionInfo npi 8180 = PackageParser.NEW_PERMISSIONS[ip]; 8181 if (npi.name.equals(perm) 8182 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8183 allowed = true; 8184 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8185 + pkg.packageName); 8186 break; 8187 } 8188 } 8189 return allowed; 8190 } 8191 8192 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8193 BasePermission bp, PermissionsState origPermissions) { 8194 boolean allowed; 8195 allowed = (compareSignatures( 8196 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8197 == PackageManager.SIGNATURE_MATCH) 8198 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8199 == PackageManager.SIGNATURE_MATCH); 8200 if (!allowed && (bp.protectionLevel 8201 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8202 if (isSystemApp(pkg)) { 8203 // For updated system applications, a system permission 8204 // is granted only if it had been defined by the original application. 8205 if (pkg.isUpdatedSystemApp()) { 8206 final PackageSetting sysPs = mSettings 8207 .getDisabledSystemPkgLPr(pkg.packageName); 8208 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8209 // If the original was granted this permission, we take 8210 // that grant decision as read and propagate it to the 8211 // update. 8212 if (sysPs.isPrivileged()) { 8213 allowed = true; 8214 } 8215 } else { 8216 // The system apk may have been updated with an older 8217 // version of the one on the data partition, but which 8218 // granted a new system permission that it didn't have 8219 // before. In this case we do want to allow the app to 8220 // now get the new permission if the ancestral apk is 8221 // privileged to get it. 8222 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8223 for (int j=0; 8224 j<sysPs.pkg.requestedPermissions.size(); j++) { 8225 if (perm.equals( 8226 sysPs.pkg.requestedPermissions.get(j))) { 8227 allowed = true; 8228 break; 8229 } 8230 } 8231 } 8232 } 8233 } else { 8234 allowed = isPrivilegedApp(pkg); 8235 } 8236 } 8237 } 8238 if (!allowed && (bp.protectionLevel 8239 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8240 // For development permissions, a development permission 8241 // is granted only if it was already granted. 8242 allowed = origPermissions.hasInstallPermission(perm); 8243 } 8244 return allowed; 8245 } 8246 8247 final class ActivityIntentResolver 8248 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8249 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8250 boolean defaultOnly, int userId) { 8251 if (!sUserManager.exists(userId)) return null; 8252 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8253 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8254 } 8255 8256 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8257 int userId) { 8258 if (!sUserManager.exists(userId)) return null; 8259 mFlags = flags; 8260 return super.queryIntent(intent, resolvedType, 8261 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8262 } 8263 8264 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8265 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8266 if (!sUserManager.exists(userId)) return null; 8267 if (packageActivities == null) { 8268 return null; 8269 } 8270 mFlags = flags; 8271 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8272 final int N = packageActivities.size(); 8273 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8274 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8275 8276 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8277 for (int i = 0; i < N; ++i) { 8278 intentFilters = packageActivities.get(i).intents; 8279 if (intentFilters != null && intentFilters.size() > 0) { 8280 PackageParser.ActivityIntentInfo[] array = 8281 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8282 intentFilters.toArray(array); 8283 listCut.add(array); 8284 } 8285 } 8286 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8287 } 8288 8289 public final void addActivity(PackageParser.Activity a, String type) { 8290 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8291 mActivities.put(a.getComponentName(), a); 8292 if (DEBUG_SHOW_INFO) 8293 Log.v( 8294 TAG, " " + type + " " + 8295 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8296 if (DEBUG_SHOW_INFO) 8297 Log.v(TAG, " Class=" + a.info.name); 8298 final int NI = a.intents.size(); 8299 for (int j=0; j<NI; j++) { 8300 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8301 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8302 intent.setPriority(0); 8303 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8304 + a.className + " with priority > 0, forcing to 0"); 8305 } 8306 if (DEBUG_SHOW_INFO) { 8307 Log.v(TAG, " IntentFilter:"); 8308 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8309 } 8310 if (!intent.debugCheck()) { 8311 Log.w(TAG, "==> For Activity " + a.info.name); 8312 } 8313 addFilter(intent); 8314 } 8315 } 8316 8317 public final void removeActivity(PackageParser.Activity a, String type) { 8318 mActivities.remove(a.getComponentName()); 8319 if (DEBUG_SHOW_INFO) { 8320 Log.v(TAG, " " + type + " " 8321 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8322 : a.info.name) + ":"); 8323 Log.v(TAG, " Class=" + a.info.name); 8324 } 8325 final int NI = a.intents.size(); 8326 for (int j=0; j<NI; j++) { 8327 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8328 if (DEBUG_SHOW_INFO) { 8329 Log.v(TAG, " IntentFilter:"); 8330 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8331 } 8332 removeFilter(intent); 8333 } 8334 } 8335 8336 @Override 8337 protected boolean allowFilterResult( 8338 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8339 ActivityInfo filterAi = filter.activity.info; 8340 for (int i=dest.size()-1; i>=0; i--) { 8341 ActivityInfo destAi = dest.get(i).activityInfo; 8342 if (destAi.name == filterAi.name 8343 && destAi.packageName == filterAi.packageName) { 8344 return false; 8345 } 8346 } 8347 return true; 8348 } 8349 8350 @Override 8351 protected ActivityIntentInfo[] newArray(int size) { 8352 return new ActivityIntentInfo[size]; 8353 } 8354 8355 @Override 8356 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8357 if (!sUserManager.exists(userId)) return true; 8358 PackageParser.Package p = filter.activity.owner; 8359 if (p != null) { 8360 PackageSetting ps = (PackageSetting)p.mExtras; 8361 if (ps != null) { 8362 // System apps are never considered stopped for purposes of 8363 // filtering, because there may be no way for the user to 8364 // actually re-launch them. 8365 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8366 && ps.getStopped(userId); 8367 } 8368 } 8369 return false; 8370 } 8371 8372 @Override 8373 protected boolean isPackageForFilter(String packageName, 8374 PackageParser.ActivityIntentInfo info) { 8375 return packageName.equals(info.activity.owner.packageName); 8376 } 8377 8378 @Override 8379 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8380 int match, int userId) { 8381 if (!sUserManager.exists(userId)) return null; 8382 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8383 return null; 8384 } 8385 final PackageParser.Activity activity = info.activity; 8386 if (mSafeMode && (activity.info.applicationInfo.flags 8387 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8388 return null; 8389 } 8390 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8391 if (ps == null) { 8392 return null; 8393 } 8394 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8395 ps.readUserState(userId), userId); 8396 if (ai == null) { 8397 return null; 8398 } 8399 final ResolveInfo res = new ResolveInfo(); 8400 res.activityInfo = ai; 8401 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8402 res.filter = info; 8403 } 8404 if (info != null) { 8405 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8406 } 8407 res.priority = info.getPriority(); 8408 res.preferredOrder = activity.owner.mPreferredOrder; 8409 //System.out.println("Result: " + res.activityInfo.className + 8410 // " = " + res.priority); 8411 res.match = match; 8412 res.isDefault = info.hasDefault; 8413 res.labelRes = info.labelRes; 8414 res.nonLocalizedLabel = info.nonLocalizedLabel; 8415 if (userNeedsBadging(userId)) { 8416 res.noResourceId = true; 8417 } else { 8418 res.icon = info.icon; 8419 } 8420 res.iconResourceId = info.icon; 8421 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8422 return res; 8423 } 8424 8425 @Override 8426 protected void sortResults(List<ResolveInfo> results) { 8427 Collections.sort(results, mResolvePrioritySorter); 8428 } 8429 8430 @Override 8431 protected void dumpFilter(PrintWriter out, String prefix, 8432 PackageParser.ActivityIntentInfo filter) { 8433 out.print(prefix); out.print( 8434 Integer.toHexString(System.identityHashCode(filter.activity))); 8435 out.print(' '); 8436 filter.activity.printComponentShortName(out); 8437 out.print(" filter "); 8438 out.println(Integer.toHexString(System.identityHashCode(filter))); 8439 } 8440 8441 @Override 8442 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8443 return filter.activity; 8444 } 8445 8446 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8447 PackageParser.Activity activity = (PackageParser.Activity)label; 8448 out.print(prefix); out.print( 8449 Integer.toHexString(System.identityHashCode(activity))); 8450 out.print(' '); 8451 activity.printComponentShortName(out); 8452 if (count > 1) { 8453 out.print(" ("); out.print(count); out.print(" filters)"); 8454 } 8455 out.println(); 8456 } 8457 8458// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8459// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8460// final List<ResolveInfo> retList = Lists.newArrayList(); 8461// while (i.hasNext()) { 8462// final ResolveInfo resolveInfo = i.next(); 8463// if (isEnabledLP(resolveInfo.activityInfo)) { 8464// retList.add(resolveInfo); 8465// } 8466// } 8467// return retList; 8468// } 8469 8470 // Keys are String (activity class name), values are Activity. 8471 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8472 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8473 private int mFlags; 8474 } 8475 8476 private final class ServiceIntentResolver 8477 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8478 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8479 boolean defaultOnly, int userId) { 8480 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8481 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8482 } 8483 8484 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8485 int userId) { 8486 if (!sUserManager.exists(userId)) return null; 8487 mFlags = flags; 8488 return super.queryIntent(intent, resolvedType, 8489 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8490 } 8491 8492 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8493 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8494 if (!sUserManager.exists(userId)) return null; 8495 if (packageServices == null) { 8496 return null; 8497 } 8498 mFlags = flags; 8499 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8500 final int N = packageServices.size(); 8501 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8502 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8503 8504 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8505 for (int i = 0; i < N; ++i) { 8506 intentFilters = packageServices.get(i).intents; 8507 if (intentFilters != null && intentFilters.size() > 0) { 8508 PackageParser.ServiceIntentInfo[] array = 8509 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8510 intentFilters.toArray(array); 8511 listCut.add(array); 8512 } 8513 } 8514 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8515 } 8516 8517 public final void addService(PackageParser.Service s) { 8518 mServices.put(s.getComponentName(), s); 8519 if (DEBUG_SHOW_INFO) { 8520 Log.v(TAG, " " 8521 + (s.info.nonLocalizedLabel != null 8522 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8523 Log.v(TAG, " Class=" + s.info.name); 8524 } 8525 final int NI = s.intents.size(); 8526 int j; 8527 for (j=0; j<NI; j++) { 8528 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8529 if (DEBUG_SHOW_INFO) { 8530 Log.v(TAG, " IntentFilter:"); 8531 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8532 } 8533 if (!intent.debugCheck()) { 8534 Log.w(TAG, "==> For Service " + s.info.name); 8535 } 8536 addFilter(intent); 8537 } 8538 } 8539 8540 public final void removeService(PackageParser.Service s) { 8541 mServices.remove(s.getComponentName()); 8542 if (DEBUG_SHOW_INFO) { 8543 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8544 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8545 Log.v(TAG, " Class=" + s.info.name); 8546 } 8547 final int NI = s.intents.size(); 8548 int j; 8549 for (j=0; j<NI; j++) { 8550 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8551 if (DEBUG_SHOW_INFO) { 8552 Log.v(TAG, " IntentFilter:"); 8553 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8554 } 8555 removeFilter(intent); 8556 } 8557 } 8558 8559 @Override 8560 protected boolean allowFilterResult( 8561 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8562 ServiceInfo filterSi = filter.service.info; 8563 for (int i=dest.size()-1; i>=0; i--) { 8564 ServiceInfo destAi = dest.get(i).serviceInfo; 8565 if (destAi.name == filterSi.name 8566 && destAi.packageName == filterSi.packageName) { 8567 return false; 8568 } 8569 } 8570 return true; 8571 } 8572 8573 @Override 8574 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8575 return new PackageParser.ServiceIntentInfo[size]; 8576 } 8577 8578 @Override 8579 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8580 if (!sUserManager.exists(userId)) return true; 8581 PackageParser.Package p = filter.service.owner; 8582 if (p != null) { 8583 PackageSetting ps = (PackageSetting)p.mExtras; 8584 if (ps != null) { 8585 // System apps are never considered stopped for purposes of 8586 // filtering, because there may be no way for the user to 8587 // actually re-launch them. 8588 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8589 && ps.getStopped(userId); 8590 } 8591 } 8592 return false; 8593 } 8594 8595 @Override 8596 protected boolean isPackageForFilter(String packageName, 8597 PackageParser.ServiceIntentInfo info) { 8598 return packageName.equals(info.service.owner.packageName); 8599 } 8600 8601 @Override 8602 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8603 int match, int userId) { 8604 if (!sUserManager.exists(userId)) return null; 8605 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8606 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8607 return null; 8608 } 8609 final PackageParser.Service service = info.service; 8610 if (mSafeMode && (service.info.applicationInfo.flags 8611 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8612 return null; 8613 } 8614 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8615 if (ps == null) { 8616 return null; 8617 } 8618 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8619 ps.readUserState(userId), userId); 8620 if (si == null) { 8621 return null; 8622 } 8623 final ResolveInfo res = new ResolveInfo(); 8624 res.serviceInfo = si; 8625 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8626 res.filter = filter; 8627 } 8628 res.priority = info.getPriority(); 8629 res.preferredOrder = service.owner.mPreferredOrder; 8630 res.match = match; 8631 res.isDefault = info.hasDefault; 8632 res.labelRes = info.labelRes; 8633 res.nonLocalizedLabel = info.nonLocalizedLabel; 8634 res.icon = info.icon; 8635 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8636 return res; 8637 } 8638 8639 @Override 8640 protected void sortResults(List<ResolveInfo> results) { 8641 Collections.sort(results, mResolvePrioritySorter); 8642 } 8643 8644 @Override 8645 protected void dumpFilter(PrintWriter out, String prefix, 8646 PackageParser.ServiceIntentInfo filter) { 8647 out.print(prefix); out.print( 8648 Integer.toHexString(System.identityHashCode(filter.service))); 8649 out.print(' '); 8650 filter.service.printComponentShortName(out); 8651 out.print(" filter "); 8652 out.println(Integer.toHexString(System.identityHashCode(filter))); 8653 } 8654 8655 @Override 8656 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8657 return filter.service; 8658 } 8659 8660 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8661 PackageParser.Service service = (PackageParser.Service)label; 8662 out.print(prefix); out.print( 8663 Integer.toHexString(System.identityHashCode(service))); 8664 out.print(' '); 8665 service.printComponentShortName(out); 8666 if (count > 1) { 8667 out.print(" ("); out.print(count); out.print(" filters)"); 8668 } 8669 out.println(); 8670 } 8671 8672// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8673// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8674// final List<ResolveInfo> retList = Lists.newArrayList(); 8675// while (i.hasNext()) { 8676// final ResolveInfo resolveInfo = (ResolveInfo) i; 8677// if (isEnabledLP(resolveInfo.serviceInfo)) { 8678// retList.add(resolveInfo); 8679// } 8680// } 8681// return retList; 8682// } 8683 8684 // Keys are String (activity class name), values are Activity. 8685 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8686 = new ArrayMap<ComponentName, PackageParser.Service>(); 8687 private int mFlags; 8688 }; 8689 8690 private final class ProviderIntentResolver 8691 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8692 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8693 boolean defaultOnly, int userId) { 8694 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8695 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8696 } 8697 8698 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8699 int userId) { 8700 if (!sUserManager.exists(userId)) 8701 return null; 8702 mFlags = flags; 8703 return super.queryIntent(intent, resolvedType, 8704 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8705 } 8706 8707 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8708 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8709 if (!sUserManager.exists(userId)) 8710 return null; 8711 if (packageProviders == null) { 8712 return null; 8713 } 8714 mFlags = flags; 8715 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8716 final int N = packageProviders.size(); 8717 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8718 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8719 8720 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8721 for (int i = 0; i < N; ++i) { 8722 intentFilters = packageProviders.get(i).intents; 8723 if (intentFilters != null && intentFilters.size() > 0) { 8724 PackageParser.ProviderIntentInfo[] array = 8725 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8726 intentFilters.toArray(array); 8727 listCut.add(array); 8728 } 8729 } 8730 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8731 } 8732 8733 public final void addProvider(PackageParser.Provider p) { 8734 if (mProviders.containsKey(p.getComponentName())) { 8735 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8736 return; 8737 } 8738 8739 mProviders.put(p.getComponentName(), p); 8740 if (DEBUG_SHOW_INFO) { 8741 Log.v(TAG, " " 8742 + (p.info.nonLocalizedLabel != null 8743 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8744 Log.v(TAG, " Class=" + p.info.name); 8745 } 8746 final int NI = p.intents.size(); 8747 int j; 8748 for (j = 0; j < NI; j++) { 8749 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8750 if (DEBUG_SHOW_INFO) { 8751 Log.v(TAG, " IntentFilter:"); 8752 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8753 } 8754 if (!intent.debugCheck()) { 8755 Log.w(TAG, "==> For Provider " + p.info.name); 8756 } 8757 addFilter(intent); 8758 } 8759 } 8760 8761 public final void removeProvider(PackageParser.Provider p) { 8762 mProviders.remove(p.getComponentName()); 8763 if (DEBUG_SHOW_INFO) { 8764 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8765 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8766 Log.v(TAG, " Class=" + p.info.name); 8767 } 8768 final int NI = p.intents.size(); 8769 int j; 8770 for (j = 0; j < NI; j++) { 8771 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8772 if (DEBUG_SHOW_INFO) { 8773 Log.v(TAG, " IntentFilter:"); 8774 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8775 } 8776 removeFilter(intent); 8777 } 8778 } 8779 8780 @Override 8781 protected boolean allowFilterResult( 8782 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8783 ProviderInfo filterPi = filter.provider.info; 8784 for (int i = dest.size() - 1; i >= 0; i--) { 8785 ProviderInfo destPi = dest.get(i).providerInfo; 8786 if (destPi.name == filterPi.name 8787 && destPi.packageName == filterPi.packageName) { 8788 return false; 8789 } 8790 } 8791 return true; 8792 } 8793 8794 @Override 8795 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8796 return new PackageParser.ProviderIntentInfo[size]; 8797 } 8798 8799 @Override 8800 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8801 if (!sUserManager.exists(userId)) 8802 return true; 8803 PackageParser.Package p = filter.provider.owner; 8804 if (p != null) { 8805 PackageSetting ps = (PackageSetting) p.mExtras; 8806 if (ps != null) { 8807 // System apps are never considered stopped for purposes of 8808 // filtering, because there may be no way for the user to 8809 // actually re-launch them. 8810 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8811 && ps.getStopped(userId); 8812 } 8813 } 8814 return false; 8815 } 8816 8817 @Override 8818 protected boolean isPackageForFilter(String packageName, 8819 PackageParser.ProviderIntentInfo info) { 8820 return packageName.equals(info.provider.owner.packageName); 8821 } 8822 8823 @Override 8824 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8825 int match, int userId) { 8826 if (!sUserManager.exists(userId)) 8827 return null; 8828 final PackageParser.ProviderIntentInfo info = filter; 8829 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8830 return null; 8831 } 8832 final PackageParser.Provider provider = info.provider; 8833 if (mSafeMode && (provider.info.applicationInfo.flags 8834 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8835 return null; 8836 } 8837 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8838 if (ps == null) { 8839 return null; 8840 } 8841 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8842 ps.readUserState(userId), userId); 8843 if (pi == null) { 8844 return null; 8845 } 8846 final ResolveInfo res = new ResolveInfo(); 8847 res.providerInfo = pi; 8848 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8849 res.filter = filter; 8850 } 8851 res.priority = info.getPriority(); 8852 res.preferredOrder = provider.owner.mPreferredOrder; 8853 res.match = match; 8854 res.isDefault = info.hasDefault; 8855 res.labelRes = info.labelRes; 8856 res.nonLocalizedLabel = info.nonLocalizedLabel; 8857 res.icon = info.icon; 8858 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8859 return res; 8860 } 8861 8862 @Override 8863 protected void sortResults(List<ResolveInfo> results) { 8864 Collections.sort(results, mResolvePrioritySorter); 8865 } 8866 8867 @Override 8868 protected void dumpFilter(PrintWriter out, String prefix, 8869 PackageParser.ProviderIntentInfo filter) { 8870 out.print(prefix); 8871 out.print( 8872 Integer.toHexString(System.identityHashCode(filter.provider))); 8873 out.print(' '); 8874 filter.provider.printComponentShortName(out); 8875 out.print(" filter "); 8876 out.println(Integer.toHexString(System.identityHashCode(filter))); 8877 } 8878 8879 @Override 8880 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8881 return filter.provider; 8882 } 8883 8884 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8885 PackageParser.Provider provider = (PackageParser.Provider)label; 8886 out.print(prefix); out.print( 8887 Integer.toHexString(System.identityHashCode(provider))); 8888 out.print(' '); 8889 provider.printComponentShortName(out); 8890 if (count > 1) { 8891 out.print(" ("); out.print(count); out.print(" filters)"); 8892 } 8893 out.println(); 8894 } 8895 8896 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8897 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8898 private int mFlags; 8899 }; 8900 8901 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8902 new Comparator<ResolveInfo>() { 8903 public int compare(ResolveInfo r1, ResolveInfo r2) { 8904 int v1 = r1.priority; 8905 int v2 = r2.priority; 8906 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8907 if (v1 != v2) { 8908 return (v1 > v2) ? -1 : 1; 8909 } 8910 v1 = r1.preferredOrder; 8911 v2 = r2.preferredOrder; 8912 if (v1 != v2) { 8913 return (v1 > v2) ? -1 : 1; 8914 } 8915 if (r1.isDefault != r2.isDefault) { 8916 return r1.isDefault ? -1 : 1; 8917 } 8918 v1 = r1.match; 8919 v2 = r2.match; 8920 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8921 if (v1 != v2) { 8922 return (v1 > v2) ? -1 : 1; 8923 } 8924 if (r1.system != r2.system) { 8925 return r1.system ? -1 : 1; 8926 } 8927 return 0; 8928 } 8929 }; 8930 8931 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8932 new Comparator<ProviderInfo>() { 8933 public int compare(ProviderInfo p1, ProviderInfo p2) { 8934 final int v1 = p1.initOrder; 8935 final int v2 = p2.initOrder; 8936 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8937 } 8938 }; 8939 8940 final void sendPackageBroadcast(final String action, final String pkg, 8941 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 8942 final int[] userIds) { 8943 mHandler.post(new Runnable() { 8944 @Override 8945 public void run() { 8946 try { 8947 final IActivityManager am = ActivityManagerNative.getDefault(); 8948 if (am == null) return; 8949 final int[] resolvedUserIds; 8950 if (userIds == null) { 8951 resolvedUserIds = am.getRunningUserIds(); 8952 } else { 8953 resolvedUserIds = userIds; 8954 } 8955 for (int id : resolvedUserIds) { 8956 final Intent intent = new Intent(action, 8957 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8958 if (extras != null) { 8959 intent.putExtras(extras); 8960 } 8961 if (targetPkg != null) { 8962 intent.setPackage(targetPkg); 8963 } 8964 // Modify the UID when posting to other users 8965 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8966 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8967 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8968 intent.putExtra(Intent.EXTRA_UID, uid); 8969 } 8970 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8971 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8972 if (DEBUG_BROADCASTS) { 8973 RuntimeException here = new RuntimeException("here"); 8974 here.fillInStackTrace(); 8975 Slog.d(TAG, "Sending to user " + id + ": " 8976 + intent.toShortString(false, true, false, false) 8977 + " " + intent.getExtras(), here); 8978 } 8979 am.broadcastIntent(null, intent, null, finishedReceiver, 8980 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8981 null, finishedReceiver != null, false, id); 8982 } 8983 } catch (RemoteException ex) { 8984 } 8985 } 8986 }); 8987 } 8988 8989 /** 8990 * Check if the external storage media is available. This is true if there 8991 * is a mounted external storage medium or if the external storage is 8992 * emulated. 8993 */ 8994 private boolean isExternalMediaAvailable() { 8995 return mMediaMounted || Environment.isExternalStorageEmulated(); 8996 } 8997 8998 @Override 8999 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9000 // writer 9001 synchronized (mPackages) { 9002 if (!isExternalMediaAvailable()) { 9003 // If the external storage is no longer mounted at this point, 9004 // the caller may not have been able to delete all of this 9005 // packages files and can not delete any more. Bail. 9006 return null; 9007 } 9008 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9009 if (lastPackage != null) { 9010 pkgs.remove(lastPackage); 9011 } 9012 if (pkgs.size() > 0) { 9013 return pkgs.get(0); 9014 } 9015 } 9016 return null; 9017 } 9018 9019 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9020 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9021 userId, andCode ? 1 : 0, packageName); 9022 if (mSystemReady) { 9023 msg.sendToTarget(); 9024 } else { 9025 if (mPostSystemReadyMessages == null) { 9026 mPostSystemReadyMessages = new ArrayList<>(); 9027 } 9028 mPostSystemReadyMessages.add(msg); 9029 } 9030 } 9031 9032 void startCleaningPackages() { 9033 // reader 9034 synchronized (mPackages) { 9035 if (!isExternalMediaAvailable()) { 9036 return; 9037 } 9038 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9039 return; 9040 } 9041 } 9042 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9043 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9044 IActivityManager am = ActivityManagerNative.getDefault(); 9045 if (am != null) { 9046 try { 9047 am.startService(null, intent, null, UserHandle.USER_OWNER); 9048 } catch (RemoteException e) { 9049 } 9050 } 9051 } 9052 9053 @Override 9054 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9055 int installFlags, String installerPackageName, VerificationParams verificationParams, 9056 String packageAbiOverride) { 9057 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9058 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9059 } 9060 9061 @Override 9062 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9063 int installFlags, String installerPackageName, VerificationParams verificationParams, 9064 String packageAbiOverride, int userId) { 9065 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9066 9067 final int callingUid = Binder.getCallingUid(); 9068 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9069 9070 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9071 try { 9072 if (observer != null) { 9073 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9074 } 9075 } catch (RemoteException re) { 9076 } 9077 return; 9078 } 9079 9080 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9081 installFlags |= PackageManager.INSTALL_FROM_ADB; 9082 9083 } else { 9084 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9085 // about installerPackageName. 9086 9087 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9088 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9089 } 9090 9091 UserHandle user; 9092 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9093 user = UserHandle.ALL; 9094 } else { 9095 user = new UserHandle(userId); 9096 } 9097 9098 // Only system components can circumvent runtime permissions when installing. 9099 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9100 && mContext.checkCallingOrSelfPermission(Manifest.permission 9101 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9102 throw new SecurityException("You need the " 9103 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9104 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9105 } 9106 9107 verificationParams.setInstallerUid(callingUid); 9108 9109 final File originFile = new File(originPath); 9110 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9111 9112 final Message msg = mHandler.obtainMessage(INIT_COPY); 9113 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9114 null, verificationParams, user, packageAbiOverride); 9115 mHandler.sendMessage(msg); 9116 } 9117 9118 void installStage(String packageName, File stagedDir, String stagedCid, 9119 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9120 String installerPackageName, int installerUid, UserHandle user) { 9121 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9122 params.referrerUri, installerUid, null); 9123 verifParams.setInstallerUid(installerUid); 9124 9125 final OriginInfo origin; 9126 if (stagedDir != null) { 9127 origin = OriginInfo.fromStagedFile(stagedDir); 9128 } else { 9129 origin = OriginInfo.fromStagedContainer(stagedCid); 9130 } 9131 9132 final Message msg = mHandler.obtainMessage(INIT_COPY); 9133 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9134 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9135 mHandler.sendMessage(msg); 9136 } 9137 9138 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9139 Bundle extras = new Bundle(1); 9140 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9141 9142 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9143 packageName, extras, null, null, new int[] {userId}); 9144 try { 9145 IActivityManager am = ActivityManagerNative.getDefault(); 9146 final boolean isSystem = 9147 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9148 if (isSystem && am.isUserRunning(userId, false)) { 9149 // The just-installed/enabled app is bundled on the system, so presumed 9150 // to be able to run automatically without needing an explicit launch. 9151 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9152 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9153 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9154 .setPackage(packageName); 9155 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9156 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9157 } 9158 } catch (RemoteException e) { 9159 // shouldn't happen 9160 Slog.w(TAG, "Unable to bootstrap installed package", e); 9161 } 9162 } 9163 9164 @Override 9165 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9166 int userId) { 9167 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9168 PackageSetting pkgSetting; 9169 final int uid = Binder.getCallingUid(); 9170 enforceCrossUserPermission(uid, userId, true, true, 9171 "setApplicationHiddenSetting for user " + userId); 9172 9173 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9174 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9175 return false; 9176 } 9177 9178 long callingId = Binder.clearCallingIdentity(); 9179 try { 9180 boolean sendAdded = false; 9181 boolean sendRemoved = false; 9182 // writer 9183 synchronized (mPackages) { 9184 pkgSetting = mSettings.mPackages.get(packageName); 9185 if (pkgSetting == null) { 9186 return false; 9187 } 9188 if (pkgSetting.getHidden(userId) != hidden) { 9189 pkgSetting.setHidden(hidden, userId); 9190 mSettings.writePackageRestrictionsLPr(userId); 9191 if (hidden) { 9192 sendRemoved = true; 9193 } else { 9194 sendAdded = true; 9195 } 9196 } 9197 } 9198 if (sendAdded) { 9199 sendPackageAddedForUser(packageName, pkgSetting, userId); 9200 return true; 9201 } 9202 if (sendRemoved) { 9203 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9204 "hiding pkg"); 9205 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9206 } 9207 } finally { 9208 Binder.restoreCallingIdentity(callingId); 9209 } 9210 return false; 9211 } 9212 9213 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9214 int userId) { 9215 final PackageRemovedInfo info = new PackageRemovedInfo(); 9216 info.removedPackage = packageName; 9217 info.removedUsers = new int[] {userId}; 9218 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9219 info.sendBroadcast(false, false, false); 9220 } 9221 9222 /** 9223 * Returns true if application is not found or there was an error. Otherwise it returns 9224 * the hidden state of the package for the given user. 9225 */ 9226 @Override 9227 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9228 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9229 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9230 false, "getApplicationHidden for user " + userId); 9231 PackageSetting pkgSetting; 9232 long callingId = Binder.clearCallingIdentity(); 9233 try { 9234 // writer 9235 synchronized (mPackages) { 9236 pkgSetting = mSettings.mPackages.get(packageName); 9237 if (pkgSetting == null) { 9238 return true; 9239 } 9240 return pkgSetting.getHidden(userId); 9241 } 9242 } finally { 9243 Binder.restoreCallingIdentity(callingId); 9244 } 9245 } 9246 9247 /** 9248 * @hide 9249 */ 9250 @Override 9251 public int installExistingPackageAsUser(String packageName, int userId) { 9252 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9253 null); 9254 PackageSetting pkgSetting; 9255 final int uid = Binder.getCallingUid(); 9256 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9257 + userId); 9258 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9259 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9260 } 9261 9262 long callingId = Binder.clearCallingIdentity(); 9263 try { 9264 boolean sendAdded = false; 9265 9266 // writer 9267 synchronized (mPackages) { 9268 pkgSetting = mSettings.mPackages.get(packageName); 9269 if (pkgSetting == null) { 9270 return PackageManager.INSTALL_FAILED_INVALID_URI; 9271 } 9272 if (!pkgSetting.getInstalled(userId)) { 9273 pkgSetting.setInstalled(true, userId); 9274 pkgSetting.setHidden(false, userId); 9275 mSettings.writePackageRestrictionsLPr(userId); 9276 sendAdded = true; 9277 } 9278 } 9279 9280 if (sendAdded) { 9281 sendPackageAddedForUser(packageName, pkgSetting, userId); 9282 } 9283 } finally { 9284 Binder.restoreCallingIdentity(callingId); 9285 } 9286 9287 return PackageManager.INSTALL_SUCCEEDED; 9288 } 9289 9290 boolean isUserRestricted(int userId, String restrictionKey) { 9291 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9292 if (restrictions.getBoolean(restrictionKey, false)) { 9293 Log.w(TAG, "User is restricted: " + restrictionKey); 9294 return true; 9295 } 9296 return false; 9297 } 9298 9299 @Override 9300 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9301 mContext.enforceCallingOrSelfPermission( 9302 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9303 "Only package verification agents can verify applications"); 9304 9305 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9306 final PackageVerificationResponse response = new PackageVerificationResponse( 9307 verificationCode, Binder.getCallingUid()); 9308 msg.arg1 = id; 9309 msg.obj = response; 9310 mHandler.sendMessage(msg); 9311 } 9312 9313 @Override 9314 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9315 long millisecondsToDelay) { 9316 mContext.enforceCallingOrSelfPermission( 9317 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9318 "Only package verification agents can extend verification timeouts"); 9319 9320 final PackageVerificationState state = mPendingVerification.get(id); 9321 final PackageVerificationResponse response = new PackageVerificationResponse( 9322 verificationCodeAtTimeout, Binder.getCallingUid()); 9323 9324 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9325 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9326 } 9327 if (millisecondsToDelay < 0) { 9328 millisecondsToDelay = 0; 9329 } 9330 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9331 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9332 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9333 } 9334 9335 if ((state != null) && !state.timeoutExtended()) { 9336 state.extendTimeout(); 9337 9338 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9339 msg.arg1 = id; 9340 msg.obj = response; 9341 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9342 } 9343 } 9344 9345 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9346 int verificationCode, UserHandle user) { 9347 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9348 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9349 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9350 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9351 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9352 9353 mContext.sendBroadcastAsUser(intent, user, 9354 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9355 } 9356 9357 private ComponentName matchComponentForVerifier(String packageName, 9358 List<ResolveInfo> receivers) { 9359 ActivityInfo targetReceiver = null; 9360 9361 final int NR = receivers.size(); 9362 for (int i = 0; i < NR; i++) { 9363 final ResolveInfo info = receivers.get(i); 9364 if (info.activityInfo == null) { 9365 continue; 9366 } 9367 9368 if (packageName.equals(info.activityInfo.packageName)) { 9369 targetReceiver = info.activityInfo; 9370 break; 9371 } 9372 } 9373 9374 if (targetReceiver == null) { 9375 return null; 9376 } 9377 9378 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9379 } 9380 9381 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9382 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9383 if (pkgInfo.verifiers.length == 0) { 9384 return null; 9385 } 9386 9387 final int N = pkgInfo.verifiers.length; 9388 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9389 for (int i = 0; i < N; i++) { 9390 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9391 9392 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9393 receivers); 9394 if (comp == null) { 9395 continue; 9396 } 9397 9398 final int verifierUid = getUidForVerifier(verifierInfo); 9399 if (verifierUid == -1) { 9400 continue; 9401 } 9402 9403 if (DEBUG_VERIFY) { 9404 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9405 + " with the correct signature"); 9406 } 9407 sufficientVerifiers.add(comp); 9408 verificationState.addSufficientVerifier(verifierUid); 9409 } 9410 9411 return sufficientVerifiers; 9412 } 9413 9414 private int getUidForVerifier(VerifierInfo verifierInfo) { 9415 synchronized (mPackages) { 9416 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9417 if (pkg == null) { 9418 return -1; 9419 } else if (pkg.mSignatures.length != 1) { 9420 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9421 + " has more than one signature; ignoring"); 9422 return -1; 9423 } 9424 9425 /* 9426 * If the public key of the package's signature does not match 9427 * our expected public key, then this is a different package and 9428 * we should skip. 9429 */ 9430 9431 final byte[] expectedPublicKey; 9432 try { 9433 final Signature verifierSig = pkg.mSignatures[0]; 9434 final PublicKey publicKey = verifierSig.getPublicKey(); 9435 expectedPublicKey = publicKey.getEncoded(); 9436 } catch (CertificateException e) { 9437 return -1; 9438 } 9439 9440 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9441 9442 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9443 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9444 + " does not have the expected public key; ignoring"); 9445 return -1; 9446 } 9447 9448 return pkg.applicationInfo.uid; 9449 } 9450 } 9451 9452 @Override 9453 public void finishPackageInstall(int token) { 9454 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9455 9456 if (DEBUG_INSTALL) { 9457 Slog.v(TAG, "BM finishing package install for " + token); 9458 } 9459 9460 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9461 mHandler.sendMessage(msg); 9462 } 9463 9464 /** 9465 * Get the verification agent timeout. 9466 * 9467 * @return verification timeout in milliseconds 9468 */ 9469 private long getVerificationTimeout() { 9470 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9471 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9472 DEFAULT_VERIFICATION_TIMEOUT); 9473 } 9474 9475 /** 9476 * Get the default verification agent response code. 9477 * 9478 * @return default verification response code 9479 */ 9480 private int getDefaultVerificationResponse() { 9481 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9482 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9483 DEFAULT_VERIFICATION_RESPONSE); 9484 } 9485 9486 /** 9487 * Check whether or not package verification has been enabled. 9488 * 9489 * @return true if verification should be performed 9490 */ 9491 private boolean isVerificationEnabled(int userId, int installFlags) { 9492 if (!DEFAULT_VERIFY_ENABLE) { 9493 return false; 9494 } 9495 9496 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9497 9498 // Check if installing from ADB 9499 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9500 // Do not run verification in a test harness environment 9501 if (ActivityManager.isRunningInTestHarness()) { 9502 return false; 9503 } 9504 if (ensureVerifyAppsEnabled) { 9505 return true; 9506 } 9507 // Check if the developer does not want package verification for ADB installs 9508 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9509 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9510 return false; 9511 } 9512 } 9513 9514 if (ensureVerifyAppsEnabled) { 9515 return true; 9516 } 9517 9518 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9519 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9520 } 9521 9522 @Override 9523 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9524 throws RemoteException { 9525 mContext.enforceCallingOrSelfPermission( 9526 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9527 "Only intentfilter verification agents can verify applications"); 9528 9529 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9530 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9531 Binder.getCallingUid(), verificationCode, failedDomains); 9532 msg.arg1 = id; 9533 msg.obj = response; 9534 mHandler.sendMessage(msg); 9535 } 9536 9537 @Override 9538 public int getIntentVerificationStatus(String packageName, int userId) { 9539 synchronized (mPackages) { 9540 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9541 } 9542 } 9543 9544 @Override 9545 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9546 boolean result = false; 9547 synchronized (mPackages) { 9548 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9549 } 9550 if (result) { 9551 scheduleWritePackageRestrictionsLocked(userId); 9552 } 9553 return result; 9554 } 9555 9556 @Override 9557 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9558 synchronized (mPackages) { 9559 return mSettings.getIntentFilterVerificationsLPr(packageName); 9560 } 9561 } 9562 9563 @Override 9564 public List<IntentFilter> getAllIntentFilters(String packageName) { 9565 if (TextUtils.isEmpty(packageName)) { 9566 return Collections.<IntentFilter>emptyList(); 9567 } 9568 synchronized (mPackages) { 9569 PackageParser.Package pkg = mPackages.get(packageName); 9570 if (pkg == null || pkg.activities == null) { 9571 return Collections.<IntentFilter>emptyList(); 9572 } 9573 final int count = pkg.activities.size(); 9574 ArrayList<IntentFilter> result = new ArrayList<>(); 9575 for (int n=0; n<count; n++) { 9576 PackageParser.Activity activity = pkg.activities.get(n); 9577 if (activity.intents != null || activity.intents.size() > 0) { 9578 result.addAll(activity.intents); 9579 } 9580 } 9581 return result; 9582 } 9583 } 9584 9585 @Override 9586 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9587 synchronized (mPackages) { 9588 boolean result = mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9589 if (packageName != null) { 9590 result |= updateIntentVerificationStatus(packageName, 9591 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9592 UserHandle.myUserId()); 9593 } 9594 return result; 9595 } 9596 } 9597 9598 @Override 9599 public String getDefaultBrowserPackageName(int userId) { 9600 synchronized (mPackages) { 9601 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9602 } 9603 } 9604 9605 /** 9606 * Get the "allow unknown sources" setting. 9607 * 9608 * @return the current "allow unknown sources" setting 9609 */ 9610 private int getUnknownSourcesSettings() { 9611 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9612 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9613 -1); 9614 } 9615 9616 @Override 9617 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9618 final int uid = Binder.getCallingUid(); 9619 // writer 9620 synchronized (mPackages) { 9621 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9622 if (targetPackageSetting == null) { 9623 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9624 } 9625 9626 PackageSetting installerPackageSetting; 9627 if (installerPackageName != null) { 9628 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9629 if (installerPackageSetting == null) { 9630 throw new IllegalArgumentException("Unknown installer package: " 9631 + installerPackageName); 9632 } 9633 } else { 9634 installerPackageSetting = null; 9635 } 9636 9637 Signature[] callerSignature; 9638 Object obj = mSettings.getUserIdLPr(uid); 9639 if (obj != null) { 9640 if (obj instanceof SharedUserSetting) { 9641 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9642 } else if (obj instanceof PackageSetting) { 9643 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9644 } else { 9645 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9646 } 9647 } else { 9648 throw new SecurityException("Unknown calling uid " + uid); 9649 } 9650 9651 // Verify: can't set installerPackageName to a package that is 9652 // not signed with the same cert as the caller. 9653 if (installerPackageSetting != null) { 9654 if (compareSignatures(callerSignature, 9655 installerPackageSetting.signatures.mSignatures) 9656 != PackageManager.SIGNATURE_MATCH) { 9657 throw new SecurityException( 9658 "Caller does not have same cert as new installer package " 9659 + installerPackageName); 9660 } 9661 } 9662 9663 // Verify: if target already has an installer package, it must 9664 // be signed with the same cert as the caller. 9665 if (targetPackageSetting.installerPackageName != null) { 9666 PackageSetting setting = mSettings.mPackages.get( 9667 targetPackageSetting.installerPackageName); 9668 // If the currently set package isn't valid, then it's always 9669 // okay to change it. 9670 if (setting != null) { 9671 if (compareSignatures(callerSignature, 9672 setting.signatures.mSignatures) 9673 != PackageManager.SIGNATURE_MATCH) { 9674 throw new SecurityException( 9675 "Caller does not have same cert as old installer package " 9676 + targetPackageSetting.installerPackageName); 9677 } 9678 } 9679 } 9680 9681 // Okay! 9682 targetPackageSetting.installerPackageName = installerPackageName; 9683 scheduleWriteSettingsLocked(); 9684 } 9685 } 9686 9687 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9688 // Queue up an async operation since the package installation may take a little while. 9689 mHandler.post(new Runnable() { 9690 public void run() { 9691 mHandler.removeCallbacks(this); 9692 // Result object to be returned 9693 PackageInstalledInfo res = new PackageInstalledInfo(); 9694 res.returnCode = currentStatus; 9695 res.uid = -1; 9696 res.pkg = null; 9697 res.removedInfo = new PackageRemovedInfo(); 9698 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9699 args.doPreInstall(res.returnCode); 9700 synchronized (mInstallLock) { 9701 installPackageLI(args, res); 9702 } 9703 args.doPostInstall(res.returnCode, res.uid); 9704 } 9705 9706 // A restore should be performed at this point if (a) the install 9707 // succeeded, (b) the operation is not an update, and (c) the new 9708 // package has not opted out of backup participation. 9709 final boolean update = res.removedInfo.removedPackage != null; 9710 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9711 boolean doRestore = !update 9712 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9713 9714 // Set up the post-install work request bookkeeping. This will be used 9715 // and cleaned up by the post-install event handling regardless of whether 9716 // there's a restore pass performed. Token values are >= 1. 9717 int token; 9718 if (mNextInstallToken < 0) mNextInstallToken = 1; 9719 token = mNextInstallToken++; 9720 9721 PostInstallData data = new PostInstallData(args, res); 9722 mRunningInstalls.put(token, data); 9723 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9724 9725 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9726 // Pass responsibility to the Backup Manager. It will perform a 9727 // restore if appropriate, then pass responsibility back to the 9728 // Package Manager to run the post-install observer callbacks 9729 // and broadcasts. 9730 IBackupManager bm = IBackupManager.Stub.asInterface( 9731 ServiceManager.getService(Context.BACKUP_SERVICE)); 9732 if (bm != null) { 9733 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9734 + " to BM for possible restore"); 9735 try { 9736 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9737 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9738 } else { 9739 doRestore = false; 9740 } 9741 } catch (RemoteException e) { 9742 // can't happen; the backup manager is local 9743 } catch (Exception e) { 9744 Slog.e(TAG, "Exception trying to enqueue restore", e); 9745 doRestore = false; 9746 } 9747 } else { 9748 Slog.e(TAG, "Backup Manager not found!"); 9749 doRestore = false; 9750 } 9751 } 9752 9753 if (!doRestore) { 9754 // No restore possible, or the Backup Manager was mysteriously not 9755 // available -- just fire the post-install work request directly. 9756 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9757 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9758 mHandler.sendMessage(msg); 9759 } 9760 } 9761 }); 9762 } 9763 9764 private abstract class HandlerParams { 9765 private static final int MAX_RETRIES = 4; 9766 9767 /** 9768 * Number of times startCopy() has been attempted and had a non-fatal 9769 * error. 9770 */ 9771 private int mRetries = 0; 9772 9773 /** User handle for the user requesting the information or installation. */ 9774 private final UserHandle mUser; 9775 9776 HandlerParams(UserHandle user) { 9777 mUser = user; 9778 } 9779 9780 UserHandle getUser() { 9781 return mUser; 9782 } 9783 9784 final boolean startCopy() { 9785 boolean res; 9786 try { 9787 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9788 9789 if (++mRetries > MAX_RETRIES) { 9790 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9791 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9792 handleServiceError(); 9793 return false; 9794 } else { 9795 handleStartCopy(); 9796 res = true; 9797 } 9798 } catch (RemoteException e) { 9799 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9800 mHandler.sendEmptyMessage(MCS_RECONNECT); 9801 res = false; 9802 } 9803 handleReturnCode(); 9804 return res; 9805 } 9806 9807 final void serviceError() { 9808 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9809 handleServiceError(); 9810 handleReturnCode(); 9811 } 9812 9813 abstract void handleStartCopy() throws RemoteException; 9814 abstract void handleServiceError(); 9815 abstract void handleReturnCode(); 9816 } 9817 9818 class MeasureParams extends HandlerParams { 9819 private final PackageStats mStats; 9820 private boolean mSuccess; 9821 9822 private final IPackageStatsObserver mObserver; 9823 9824 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9825 super(new UserHandle(stats.userHandle)); 9826 mObserver = observer; 9827 mStats = stats; 9828 } 9829 9830 @Override 9831 public String toString() { 9832 return "MeasureParams{" 9833 + Integer.toHexString(System.identityHashCode(this)) 9834 + " " + mStats.packageName + "}"; 9835 } 9836 9837 @Override 9838 void handleStartCopy() throws RemoteException { 9839 synchronized (mInstallLock) { 9840 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9841 } 9842 9843 if (mSuccess) { 9844 final boolean mounted; 9845 if (Environment.isExternalStorageEmulated()) { 9846 mounted = true; 9847 } else { 9848 final String status = Environment.getExternalStorageState(); 9849 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9850 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9851 } 9852 9853 if (mounted) { 9854 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9855 9856 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9857 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9858 9859 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9860 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9861 9862 // Always subtract cache size, since it's a subdirectory 9863 mStats.externalDataSize -= mStats.externalCacheSize; 9864 9865 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9866 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9867 9868 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9869 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9870 } 9871 } 9872 } 9873 9874 @Override 9875 void handleReturnCode() { 9876 if (mObserver != null) { 9877 try { 9878 mObserver.onGetStatsCompleted(mStats, mSuccess); 9879 } catch (RemoteException e) { 9880 Slog.i(TAG, "Observer no longer exists."); 9881 } 9882 } 9883 } 9884 9885 @Override 9886 void handleServiceError() { 9887 Slog.e(TAG, "Could not measure application " + mStats.packageName 9888 + " external storage"); 9889 } 9890 } 9891 9892 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9893 throws RemoteException { 9894 long result = 0; 9895 for (File path : paths) { 9896 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9897 } 9898 return result; 9899 } 9900 9901 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9902 for (File path : paths) { 9903 try { 9904 mcs.clearDirectory(path.getAbsolutePath()); 9905 } catch (RemoteException e) { 9906 } 9907 } 9908 } 9909 9910 static class OriginInfo { 9911 /** 9912 * Location where install is coming from, before it has been 9913 * copied/renamed into place. This could be a single monolithic APK 9914 * file, or a cluster directory. This location may be untrusted. 9915 */ 9916 final File file; 9917 final String cid; 9918 9919 /** 9920 * Flag indicating that {@link #file} or {@link #cid} has already been 9921 * staged, meaning downstream users don't need to defensively copy the 9922 * contents. 9923 */ 9924 final boolean staged; 9925 9926 /** 9927 * Flag indicating that {@link #file} or {@link #cid} is an already 9928 * installed app that is being moved. 9929 */ 9930 final boolean existing; 9931 9932 final String resolvedPath; 9933 final File resolvedFile; 9934 9935 static OriginInfo fromNothing() { 9936 return new OriginInfo(null, null, false, false); 9937 } 9938 9939 static OriginInfo fromUntrustedFile(File file) { 9940 return new OriginInfo(file, null, false, false); 9941 } 9942 9943 static OriginInfo fromExistingFile(File file) { 9944 return new OriginInfo(file, null, false, true); 9945 } 9946 9947 static OriginInfo fromStagedFile(File file) { 9948 return new OriginInfo(file, null, true, false); 9949 } 9950 9951 static OriginInfo fromStagedContainer(String cid) { 9952 return new OriginInfo(null, cid, true, false); 9953 } 9954 9955 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9956 this.file = file; 9957 this.cid = cid; 9958 this.staged = staged; 9959 this.existing = existing; 9960 9961 if (cid != null) { 9962 resolvedPath = PackageHelper.getSdDir(cid); 9963 resolvedFile = new File(resolvedPath); 9964 } else if (file != null) { 9965 resolvedPath = file.getAbsolutePath(); 9966 resolvedFile = file; 9967 } else { 9968 resolvedPath = null; 9969 resolvedFile = null; 9970 } 9971 } 9972 } 9973 9974 class MoveInfo { 9975 final int moveId; 9976 final String fromUuid; 9977 final String toUuid; 9978 final String packageName; 9979 final String dataAppName; 9980 final int appId; 9981 final String seinfo; 9982 9983 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 9984 String dataAppName, int appId, String seinfo) { 9985 this.moveId = moveId; 9986 this.fromUuid = fromUuid; 9987 this.toUuid = toUuid; 9988 this.packageName = packageName; 9989 this.dataAppName = dataAppName; 9990 this.appId = appId; 9991 this.seinfo = seinfo; 9992 } 9993 } 9994 9995 class InstallParams extends HandlerParams { 9996 final OriginInfo origin; 9997 final MoveInfo move; 9998 final IPackageInstallObserver2 observer; 9999 int installFlags; 10000 final String installerPackageName; 10001 final String volumeUuid; 10002 final VerificationParams verificationParams; 10003 private InstallArgs mArgs; 10004 private int mRet; 10005 final String packageAbiOverride; 10006 10007 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10008 int installFlags, String installerPackageName, String volumeUuid, 10009 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10010 super(user); 10011 this.origin = origin; 10012 this.move = move; 10013 this.observer = observer; 10014 this.installFlags = installFlags; 10015 this.installerPackageName = installerPackageName; 10016 this.volumeUuid = volumeUuid; 10017 this.verificationParams = verificationParams; 10018 this.packageAbiOverride = packageAbiOverride; 10019 } 10020 10021 @Override 10022 public String toString() { 10023 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10024 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10025 } 10026 10027 public ManifestDigest getManifestDigest() { 10028 if (verificationParams == null) { 10029 return null; 10030 } 10031 return verificationParams.getManifestDigest(); 10032 } 10033 10034 private int installLocationPolicy(PackageInfoLite pkgLite) { 10035 String packageName = pkgLite.packageName; 10036 int installLocation = pkgLite.installLocation; 10037 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10038 // reader 10039 synchronized (mPackages) { 10040 PackageParser.Package pkg = mPackages.get(packageName); 10041 if (pkg != null) { 10042 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10043 // Check for downgrading. 10044 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10045 try { 10046 checkDowngrade(pkg, pkgLite); 10047 } catch (PackageManagerException e) { 10048 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10049 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10050 } 10051 } 10052 // Check for updated system application. 10053 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10054 if (onSd) { 10055 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10056 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10057 } 10058 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10059 } else { 10060 if (onSd) { 10061 // Install flag overrides everything. 10062 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10063 } 10064 // If current upgrade specifies particular preference 10065 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10066 // Application explicitly specified internal. 10067 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10068 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10069 // App explictly prefers external. Let policy decide 10070 } else { 10071 // Prefer previous location 10072 if (isExternal(pkg)) { 10073 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10074 } 10075 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10076 } 10077 } 10078 } else { 10079 // Invalid install. Return error code 10080 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10081 } 10082 } 10083 } 10084 // All the special cases have been taken care of. 10085 // Return result based on recommended install location. 10086 if (onSd) { 10087 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10088 } 10089 return pkgLite.recommendedInstallLocation; 10090 } 10091 10092 /* 10093 * Invoke remote method to get package information and install 10094 * location values. Override install location based on default 10095 * policy if needed and then create install arguments based 10096 * on the install location. 10097 */ 10098 public void handleStartCopy() throws RemoteException { 10099 int ret = PackageManager.INSTALL_SUCCEEDED; 10100 10101 // If we're already staged, we've firmly committed to an install location 10102 if (origin.staged) { 10103 if (origin.file != null) { 10104 installFlags |= PackageManager.INSTALL_INTERNAL; 10105 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10106 } else if (origin.cid != null) { 10107 installFlags |= PackageManager.INSTALL_EXTERNAL; 10108 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10109 } else { 10110 throw new IllegalStateException("Invalid stage location"); 10111 } 10112 } 10113 10114 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10115 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10116 10117 PackageInfoLite pkgLite = null; 10118 10119 if (onInt && onSd) { 10120 // Check if both bits are set. 10121 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10122 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10123 } else { 10124 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10125 packageAbiOverride); 10126 10127 /* 10128 * If we have too little free space, try to free cache 10129 * before giving up. 10130 */ 10131 if (!origin.staged && pkgLite.recommendedInstallLocation 10132 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10133 // TODO: focus freeing disk space on the target device 10134 final StorageManager storage = StorageManager.from(mContext); 10135 final long lowThreshold = storage.getStorageLowBytes( 10136 Environment.getDataDirectory()); 10137 10138 final long sizeBytes = mContainerService.calculateInstalledSize( 10139 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10140 10141 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10142 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10143 installFlags, packageAbiOverride); 10144 } 10145 10146 /* 10147 * The cache free must have deleted the file we 10148 * downloaded to install. 10149 * 10150 * TODO: fix the "freeCache" call to not delete 10151 * the file we care about. 10152 */ 10153 if (pkgLite.recommendedInstallLocation 10154 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10155 pkgLite.recommendedInstallLocation 10156 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10157 } 10158 } 10159 } 10160 10161 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10162 int loc = pkgLite.recommendedInstallLocation; 10163 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10164 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10165 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10166 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10167 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10168 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10169 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10170 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10171 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10172 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10173 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10174 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10175 } else { 10176 // Override with defaults if needed. 10177 loc = installLocationPolicy(pkgLite); 10178 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10179 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10180 } else if (!onSd && !onInt) { 10181 // Override install location with flags 10182 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10183 // Set the flag to install on external media. 10184 installFlags |= PackageManager.INSTALL_EXTERNAL; 10185 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10186 } else { 10187 // Make sure the flag for installing on external 10188 // media is unset 10189 installFlags |= PackageManager.INSTALL_INTERNAL; 10190 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10191 } 10192 } 10193 } 10194 } 10195 10196 final InstallArgs args = createInstallArgs(this); 10197 mArgs = args; 10198 10199 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10200 /* 10201 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10202 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10203 */ 10204 int userIdentifier = getUser().getIdentifier(); 10205 if (userIdentifier == UserHandle.USER_ALL 10206 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10207 userIdentifier = UserHandle.USER_OWNER; 10208 } 10209 10210 /* 10211 * Determine if we have any installed package verifiers. If we 10212 * do, then we'll defer to them to verify the packages. 10213 */ 10214 final int requiredUid = mRequiredVerifierPackage == null ? -1 10215 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10216 if (!origin.existing && requiredUid != -1 10217 && isVerificationEnabled(userIdentifier, installFlags)) { 10218 final Intent verification = new Intent( 10219 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10220 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10221 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10222 PACKAGE_MIME_TYPE); 10223 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10224 10225 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10226 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10227 0 /* TODO: Which userId? */); 10228 10229 if (DEBUG_VERIFY) { 10230 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10231 + verification.toString() + " with " + pkgLite.verifiers.length 10232 + " optional verifiers"); 10233 } 10234 10235 final int verificationId = mPendingVerificationToken++; 10236 10237 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10238 10239 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10240 installerPackageName); 10241 10242 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10243 installFlags); 10244 10245 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10246 pkgLite.packageName); 10247 10248 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10249 pkgLite.versionCode); 10250 10251 if (verificationParams != null) { 10252 if (verificationParams.getVerificationURI() != null) { 10253 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10254 verificationParams.getVerificationURI()); 10255 } 10256 if (verificationParams.getOriginatingURI() != null) { 10257 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10258 verificationParams.getOriginatingURI()); 10259 } 10260 if (verificationParams.getReferrer() != null) { 10261 verification.putExtra(Intent.EXTRA_REFERRER, 10262 verificationParams.getReferrer()); 10263 } 10264 if (verificationParams.getOriginatingUid() >= 0) { 10265 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10266 verificationParams.getOriginatingUid()); 10267 } 10268 if (verificationParams.getInstallerUid() >= 0) { 10269 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10270 verificationParams.getInstallerUid()); 10271 } 10272 } 10273 10274 final PackageVerificationState verificationState = new PackageVerificationState( 10275 requiredUid, args); 10276 10277 mPendingVerification.append(verificationId, verificationState); 10278 10279 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10280 receivers, verificationState); 10281 10282 /* 10283 * If any sufficient verifiers were listed in the package 10284 * manifest, attempt to ask them. 10285 */ 10286 if (sufficientVerifiers != null) { 10287 final int N = sufficientVerifiers.size(); 10288 if (N == 0) { 10289 Slog.i(TAG, "Additional verifiers required, but none installed."); 10290 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10291 } else { 10292 for (int i = 0; i < N; i++) { 10293 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10294 10295 final Intent sufficientIntent = new Intent(verification); 10296 sufficientIntent.setComponent(verifierComponent); 10297 10298 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10299 } 10300 } 10301 } 10302 10303 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10304 mRequiredVerifierPackage, receivers); 10305 if (ret == PackageManager.INSTALL_SUCCEEDED 10306 && mRequiredVerifierPackage != null) { 10307 /* 10308 * Send the intent to the required verification agent, 10309 * but only start the verification timeout after the 10310 * target BroadcastReceivers have run. 10311 */ 10312 verification.setComponent(requiredVerifierComponent); 10313 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10314 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10315 new BroadcastReceiver() { 10316 @Override 10317 public void onReceive(Context context, Intent intent) { 10318 final Message msg = mHandler 10319 .obtainMessage(CHECK_PENDING_VERIFICATION); 10320 msg.arg1 = verificationId; 10321 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10322 } 10323 }, null, 0, null, null); 10324 10325 /* 10326 * We don't want the copy to proceed until verification 10327 * succeeds, so null out this field. 10328 */ 10329 mArgs = null; 10330 } 10331 } else { 10332 /* 10333 * No package verification is enabled, so immediately start 10334 * the remote call to initiate copy using temporary file. 10335 */ 10336 ret = args.copyApk(mContainerService, true); 10337 } 10338 } 10339 10340 mRet = ret; 10341 } 10342 10343 @Override 10344 void handleReturnCode() { 10345 // If mArgs is null, then MCS couldn't be reached. When it 10346 // reconnects, it will try again to install. At that point, this 10347 // will succeed. 10348 if (mArgs != null) { 10349 processPendingInstall(mArgs, mRet); 10350 } 10351 } 10352 10353 @Override 10354 void handleServiceError() { 10355 mArgs = createInstallArgs(this); 10356 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10357 } 10358 10359 public boolean isForwardLocked() { 10360 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10361 } 10362 } 10363 10364 /** 10365 * Used during creation of InstallArgs 10366 * 10367 * @param installFlags package installation flags 10368 * @return true if should be installed on external storage 10369 */ 10370 private static boolean installOnExternalAsec(int installFlags) { 10371 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10372 return false; 10373 } 10374 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10375 return true; 10376 } 10377 return false; 10378 } 10379 10380 /** 10381 * Used during creation of InstallArgs 10382 * 10383 * @param installFlags package installation flags 10384 * @return true if should be installed as forward locked 10385 */ 10386 private static boolean installForwardLocked(int installFlags) { 10387 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10388 } 10389 10390 private InstallArgs createInstallArgs(InstallParams params) { 10391 if (params.move != null) { 10392 return new MoveInstallArgs(params); 10393 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10394 return new AsecInstallArgs(params); 10395 } else { 10396 return new FileInstallArgs(params); 10397 } 10398 } 10399 10400 /** 10401 * Create args that describe an existing installed package. Typically used 10402 * when cleaning up old installs, or used as a move source. 10403 */ 10404 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10405 String resourcePath, String[] instructionSets) { 10406 final boolean isInAsec; 10407 if (installOnExternalAsec(installFlags)) { 10408 /* Apps on SD card are always in ASEC containers. */ 10409 isInAsec = true; 10410 } else if (installForwardLocked(installFlags) 10411 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10412 /* 10413 * Forward-locked apps are only in ASEC containers if they're the 10414 * new style 10415 */ 10416 isInAsec = true; 10417 } else { 10418 isInAsec = false; 10419 } 10420 10421 if (isInAsec) { 10422 return new AsecInstallArgs(codePath, instructionSets, 10423 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10424 } else { 10425 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10426 } 10427 } 10428 10429 static abstract class InstallArgs { 10430 /** @see InstallParams#origin */ 10431 final OriginInfo origin; 10432 /** @see InstallParams#move */ 10433 final MoveInfo move; 10434 10435 final IPackageInstallObserver2 observer; 10436 // Always refers to PackageManager flags only 10437 final int installFlags; 10438 final String installerPackageName; 10439 final String volumeUuid; 10440 final ManifestDigest manifestDigest; 10441 final UserHandle user; 10442 final String abiOverride; 10443 10444 // The list of instruction sets supported by this app. This is currently 10445 // only used during the rmdex() phase to clean up resources. We can get rid of this 10446 // if we move dex files under the common app path. 10447 /* nullable */ String[] instructionSets; 10448 10449 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10450 int installFlags, String installerPackageName, String volumeUuid, 10451 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10452 String abiOverride) { 10453 this.origin = origin; 10454 this.move = move; 10455 this.installFlags = installFlags; 10456 this.observer = observer; 10457 this.installerPackageName = installerPackageName; 10458 this.volumeUuid = volumeUuid; 10459 this.manifestDigest = manifestDigest; 10460 this.user = user; 10461 this.instructionSets = instructionSets; 10462 this.abiOverride = abiOverride; 10463 } 10464 10465 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10466 abstract int doPreInstall(int status); 10467 10468 /** 10469 * Rename package into final resting place. All paths on the given 10470 * scanned package should be updated to reflect the rename. 10471 */ 10472 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10473 abstract int doPostInstall(int status, int uid); 10474 10475 /** @see PackageSettingBase#codePathString */ 10476 abstract String getCodePath(); 10477 /** @see PackageSettingBase#resourcePathString */ 10478 abstract String getResourcePath(); 10479 10480 // Need installer lock especially for dex file removal. 10481 abstract void cleanUpResourcesLI(); 10482 abstract boolean doPostDeleteLI(boolean delete); 10483 10484 /** 10485 * Called before the source arguments are copied. This is used mostly 10486 * for MoveParams when it needs to read the source file to put it in the 10487 * destination. 10488 */ 10489 int doPreCopy() { 10490 return PackageManager.INSTALL_SUCCEEDED; 10491 } 10492 10493 /** 10494 * Called after the source arguments are copied. This is used mostly for 10495 * MoveParams when it needs to read the source file to put it in the 10496 * destination. 10497 * 10498 * @return 10499 */ 10500 int doPostCopy(int uid) { 10501 return PackageManager.INSTALL_SUCCEEDED; 10502 } 10503 10504 protected boolean isFwdLocked() { 10505 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10506 } 10507 10508 protected boolean isExternalAsec() { 10509 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10510 } 10511 10512 UserHandle getUser() { 10513 return user; 10514 } 10515 } 10516 10517 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10518 if (!allCodePaths.isEmpty()) { 10519 if (instructionSets == null) { 10520 throw new IllegalStateException("instructionSet == null"); 10521 } 10522 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10523 for (String codePath : allCodePaths) { 10524 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10525 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10526 if (retCode < 0) { 10527 Slog.w(TAG, "Couldn't remove dex file for package: " 10528 + " at location " + codePath + ", retcode=" + retCode); 10529 // we don't consider this to be a failure of the core package deletion 10530 } 10531 } 10532 } 10533 } 10534 } 10535 10536 /** 10537 * Logic to handle installation of non-ASEC applications, including copying 10538 * and renaming logic. 10539 */ 10540 class FileInstallArgs extends InstallArgs { 10541 private File codeFile; 10542 private File resourceFile; 10543 10544 // Example topology: 10545 // /data/app/com.example/base.apk 10546 // /data/app/com.example/split_foo.apk 10547 // /data/app/com.example/lib/arm/libfoo.so 10548 // /data/app/com.example/lib/arm64/libfoo.so 10549 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10550 10551 /** New install */ 10552 FileInstallArgs(InstallParams params) { 10553 super(params.origin, params.move, params.observer, params.installFlags, 10554 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10555 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10556 if (isFwdLocked()) { 10557 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10558 } 10559 } 10560 10561 /** Existing install */ 10562 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10563 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10564 null); 10565 this.codeFile = (codePath != null) ? new File(codePath) : null; 10566 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10567 } 10568 10569 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10570 if (origin.staged) { 10571 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10572 codeFile = origin.file; 10573 resourceFile = origin.file; 10574 return PackageManager.INSTALL_SUCCEEDED; 10575 } 10576 10577 try { 10578 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10579 codeFile = tempDir; 10580 resourceFile = tempDir; 10581 } catch (IOException e) { 10582 Slog.w(TAG, "Failed to create copy file: " + e); 10583 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10584 } 10585 10586 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10587 @Override 10588 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10589 if (!FileUtils.isValidExtFilename(name)) { 10590 throw new IllegalArgumentException("Invalid filename: " + name); 10591 } 10592 try { 10593 final File file = new File(codeFile, name); 10594 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10595 O_RDWR | O_CREAT, 0644); 10596 Os.chmod(file.getAbsolutePath(), 0644); 10597 return new ParcelFileDescriptor(fd); 10598 } catch (ErrnoException e) { 10599 throw new RemoteException("Failed to open: " + e.getMessage()); 10600 } 10601 } 10602 }; 10603 10604 int ret = PackageManager.INSTALL_SUCCEEDED; 10605 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10606 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10607 Slog.e(TAG, "Failed to copy package"); 10608 return ret; 10609 } 10610 10611 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10612 NativeLibraryHelper.Handle handle = null; 10613 try { 10614 handle = NativeLibraryHelper.Handle.create(codeFile); 10615 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10616 abiOverride); 10617 } catch (IOException e) { 10618 Slog.e(TAG, "Copying native libraries failed", e); 10619 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10620 } finally { 10621 IoUtils.closeQuietly(handle); 10622 } 10623 10624 return ret; 10625 } 10626 10627 int doPreInstall(int status) { 10628 if (status != PackageManager.INSTALL_SUCCEEDED) { 10629 cleanUp(); 10630 } 10631 return status; 10632 } 10633 10634 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10635 if (status != PackageManager.INSTALL_SUCCEEDED) { 10636 cleanUp(); 10637 return false; 10638 } 10639 10640 final File targetDir = codeFile.getParentFile(); 10641 final File beforeCodeFile = codeFile; 10642 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10643 10644 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10645 try { 10646 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10647 } catch (ErrnoException e) { 10648 Slog.w(TAG, "Failed to rename", e); 10649 return false; 10650 } 10651 10652 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10653 Slog.w(TAG, "Failed to restorecon"); 10654 return false; 10655 } 10656 10657 // Reflect the rename internally 10658 codeFile = afterCodeFile; 10659 resourceFile = afterCodeFile; 10660 10661 // Reflect the rename in scanned details 10662 pkg.codePath = afterCodeFile.getAbsolutePath(); 10663 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10664 pkg.baseCodePath); 10665 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10666 pkg.splitCodePaths); 10667 10668 // Reflect the rename in app info 10669 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10670 pkg.applicationInfo.setCodePath(pkg.codePath); 10671 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10672 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10673 pkg.applicationInfo.setResourcePath(pkg.codePath); 10674 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10675 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10676 10677 return true; 10678 } 10679 10680 int doPostInstall(int status, int uid) { 10681 if (status != PackageManager.INSTALL_SUCCEEDED) { 10682 cleanUp(); 10683 } 10684 return status; 10685 } 10686 10687 @Override 10688 String getCodePath() { 10689 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10690 } 10691 10692 @Override 10693 String getResourcePath() { 10694 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10695 } 10696 10697 private boolean cleanUp() { 10698 if (codeFile == null || !codeFile.exists()) { 10699 return false; 10700 } 10701 10702 if (codeFile.isDirectory()) { 10703 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10704 } else { 10705 codeFile.delete(); 10706 } 10707 10708 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10709 resourceFile.delete(); 10710 } 10711 10712 return true; 10713 } 10714 10715 void cleanUpResourcesLI() { 10716 // Try enumerating all code paths before deleting 10717 List<String> allCodePaths = Collections.EMPTY_LIST; 10718 if (codeFile != null && codeFile.exists()) { 10719 try { 10720 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10721 allCodePaths = pkg.getAllCodePaths(); 10722 } catch (PackageParserException e) { 10723 // Ignored; we tried our best 10724 } 10725 } 10726 10727 cleanUp(); 10728 removeDexFiles(allCodePaths, instructionSets); 10729 } 10730 10731 boolean doPostDeleteLI(boolean delete) { 10732 // XXX err, shouldn't we respect the delete flag? 10733 cleanUpResourcesLI(); 10734 return true; 10735 } 10736 } 10737 10738 private boolean isAsecExternal(String cid) { 10739 final String asecPath = PackageHelper.getSdFilesystem(cid); 10740 return !asecPath.startsWith(mAsecInternalPath); 10741 } 10742 10743 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10744 PackageManagerException { 10745 if (copyRet < 0) { 10746 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10747 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10748 throw new PackageManagerException(copyRet, message); 10749 } 10750 } 10751 } 10752 10753 /** 10754 * Extract the MountService "container ID" from the full code path of an 10755 * .apk. 10756 */ 10757 static String cidFromCodePath(String fullCodePath) { 10758 int eidx = fullCodePath.lastIndexOf("/"); 10759 String subStr1 = fullCodePath.substring(0, eidx); 10760 int sidx = subStr1.lastIndexOf("/"); 10761 return subStr1.substring(sidx+1, eidx); 10762 } 10763 10764 /** 10765 * Logic to handle installation of ASEC applications, including copying and 10766 * renaming logic. 10767 */ 10768 class AsecInstallArgs extends InstallArgs { 10769 static final String RES_FILE_NAME = "pkg.apk"; 10770 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10771 10772 String cid; 10773 String packagePath; 10774 String resourcePath; 10775 10776 /** New install */ 10777 AsecInstallArgs(InstallParams params) { 10778 super(params.origin, params.move, params.observer, params.installFlags, 10779 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10780 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10781 } 10782 10783 /** Existing install */ 10784 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10785 boolean isExternal, boolean isForwardLocked) { 10786 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10787 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10788 instructionSets, null); 10789 // Hackily pretend we're still looking at a full code path 10790 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10791 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10792 } 10793 10794 // Extract cid from fullCodePath 10795 int eidx = fullCodePath.lastIndexOf("/"); 10796 String subStr1 = fullCodePath.substring(0, eidx); 10797 int sidx = subStr1.lastIndexOf("/"); 10798 cid = subStr1.substring(sidx+1, eidx); 10799 setMountPath(subStr1); 10800 } 10801 10802 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10803 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10804 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10805 instructionSets, null); 10806 this.cid = cid; 10807 setMountPath(PackageHelper.getSdDir(cid)); 10808 } 10809 10810 void createCopyFile() { 10811 cid = mInstallerService.allocateExternalStageCidLegacy(); 10812 } 10813 10814 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10815 if (origin.staged) { 10816 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10817 cid = origin.cid; 10818 setMountPath(PackageHelper.getSdDir(cid)); 10819 return PackageManager.INSTALL_SUCCEEDED; 10820 } 10821 10822 if (temp) { 10823 createCopyFile(); 10824 } else { 10825 /* 10826 * Pre-emptively destroy the container since it's destroyed if 10827 * copying fails due to it existing anyway. 10828 */ 10829 PackageHelper.destroySdDir(cid); 10830 } 10831 10832 final String newMountPath = imcs.copyPackageToContainer( 10833 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10834 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10835 10836 if (newMountPath != null) { 10837 setMountPath(newMountPath); 10838 return PackageManager.INSTALL_SUCCEEDED; 10839 } else { 10840 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10841 } 10842 } 10843 10844 @Override 10845 String getCodePath() { 10846 return packagePath; 10847 } 10848 10849 @Override 10850 String getResourcePath() { 10851 return resourcePath; 10852 } 10853 10854 int doPreInstall(int status) { 10855 if (status != PackageManager.INSTALL_SUCCEEDED) { 10856 // Destroy container 10857 PackageHelper.destroySdDir(cid); 10858 } else { 10859 boolean mounted = PackageHelper.isContainerMounted(cid); 10860 if (!mounted) { 10861 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10862 Process.SYSTEM_UID); 10863 if (newMountPath != null) { 10864 setMountPath(newMountPath); 10865 } else { 10866 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10867 } 10868 } 10869 } 10870 return status; 10871 } 10872 10873 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10874 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10875 String newMountPath = null; 10876 if (PackageHelper.isContainerMounted(cid)) { 10877 // Unmount the container 10878 if (!PackageHelper.unMountSdDir(cid)) { 10879 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10880 return false; 10881 } 10882 } 10883 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10884 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10885 " which might be stale. Will try to clean up."); 10886 // Clean up the stale container and proceed to recreate. 10887 if (!PackageHelper.destroySdDir(newCacheId)) { 10888 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10889 return false; 10890 } 10891 // Successfully cleaned up stale container. Try to rename again. 10892 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10893 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10894 + " inspite of cleaning it up."); 10895 return false; 10896 } 10897 } 10898 if (!PackageHelper.isContainerMounted(newCacheId)) { 10899 Slog.w(TAG, "Mounting container " + newCacheId); 10900 newMountPath = PackageHelper.mountSdDir(newCacheId, 10901 getEncryptKey(), Process.SYSTEM_UID); 10902 } else { 10903 newMountPath = PackageHelper.getSdDir(newCacheId); 10904 } 10905 if (newMountPath == null) { 10906 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10907 return false; 10908 } 10909 Log.i(TAG, "Succesfully renamed " + cid + 10910 " to " + newCacheId + 10911 " at new path: " + newMountPath); 10912 cid = newCacheId; 10913 10914 final File beforeCodeFile = new File(packagePath); 10915 setMountPath(newMountPath); 10916 final File afterCodeFile = new File(packagePath); 10917 10918 // Reflect the rename in scanned details 10919 pkg.codePath = afterCodeFile.getAbsolutePath(); 10920 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10921 pkg.baseCodePath); 10922 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10923 pkg.splitCodePaths); 10924 10925 // Reflect the rename in app info 10926 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10927 pkg.applicationInfo.setCodePath(pkg.codePath); 10928 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10929 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10930 pkg.applicationInfo.setResourcePath(pkg.codePath); 10931 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10932 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10933 10934 return true; 10935 } 10936 10937 private void setMountPath(String mountPath) { 10938 final File mountFile = new File(mountPath); 10939 10940 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10941 if (monolithicFile.exists()) { 10942 packagePath = monolithicFile.getAbsolutePath(); 10943 if (isFwdLocked()) { 10944 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10945 } else { 10946 resourcePath = packagePath; 10947 } 10948 } else { 10949 packagePath = mountFile.getAbsolutePath(); 10950 resourcePath = packagePath; 10951 } 10952 } 10953 10954 int doPostInstall(int status, int uid) { 10955 if (status != PackageManager.INSTALL_SUCCEEDED) { 10956 cleanUp(); 10957 } else { 10958 final int groupOwner; 10959 final String protectedFile; 10960 if (isFwdLocked()) { 10961 groupOwner = UserHandle.getSharedAppGid(uid); 10962 protectedFile = RES_FILE_NAME; 10963 } else { 10964 groupOwner = -1; 10965 protectedFile = null; 10966 } 10967 10968 if (uid < Process.FIRST_APPLICATION_UID 10969 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10970 Slog.e(TAG, "Failed to finalize " + cid); 10971 PackageHelper.destroySdDir(cid); 10972 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10973 } 10974 10975 boolean mounted = PackageHelper.isContainerMounted(cid); 10976 if (!mounted) { 10977 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10978 } 10979 } 10980 return status; 10981 } 10982 10983 private void cleanUp() { 10984 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10985 10986 // Destroy secure container 10987 PackageHelper.destroySdDir(cid); 10988 } 10989 10990 private List<String> getAllCodePaths() { 10991 final File codeFile = new File(getCodePath()); 10992 if (codeFile != null && codeFile.exists()) { 10993 try { 10994 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10995 return pkg.getAllCodePaths(); 10996 } catch (PackageParserException e) { 10997 // Ignored; we tried our best 10998 } 10999 } 11000 return Collections.EMPTY_LIST; 11001 } 11002 11003 void cleanUpResourcesLI() { 11004 // Enumerate all code paths before deleting 11005 cleanUpResourcesLI(getAllCodePaths()); 11006 } 11007 11008 private void cleanUpResourcesLI(List<String> allCodePaths) { 11009 cleanUp(); 11010 removeDexFiles(allCodePaths, instructionSets); 11011 } 11012 11013 String getPackageName() { 11014 return getAsecPackageName(cid); 11015 } 11016 11017 boolean doPostDeleteLI(boolean delete) { 11018 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11019 final List<String> allCodePaths = getAllCodePaths(); 11020 boolean mounted = PackageHelper.isContainerMounted(cid); 11021 if (mounted) { 11022 // Unmount first 11023 if (PackageHelper.unMountSdDir(cid)) { 11024 mounted = false; 11025 } 11026 } 11027 if (!mounted && delete) { 11028 cleanUpResourcesLI(allCodePaths); 11029 } 11030 return !mounted; 11031 } 11032 11033 @Override 11034 int doPreCopy() { 11035 if (isFwdLocked()) { 11036 if (!PackageHelper.fixSdPermissions(cid, 11037 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11038 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11039 } 11040 } 11041 11042 return PackageManager.INSTALL_SUCCEEDED; 11043 } 11044 11045 @Override 11046 int doPostCopy(int uid) { 11047 if (isFwdLocked()) { 11048 if (uid < Process.FIRST_APPLICATION_UID 11049 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11050 RES_FILE_NAME)) { 11051 Slog.e(TAG, "Failed to finalize " + cid); 11052 PackageHelper.destroySdDir(cid); 11053 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11054 } 11055 } 11056 11057 return PackageManager.INSTALL_SUCCEEDED; 11058 } 11059 } 11060 11061 /** 11062 * Logic to handle movement of existing installed applications. 11063 */ 11064 class MoveInstallArgs extends InstallArgs { 11065 private File codeFile; 11066 private File resourceFile; 11067 11068 /** New install */ 11069 MoveInstallArgs(InstallParams params) { 11070 super(params.origin, params.move, params.observer, params.installFlags, 11071 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11072 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11073 } 11074 11075 int copyApk(IMediaContainerService imcs, boolean temp) { 11076 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11077 + move.fromUuid + " to " + move.toUuid); 11078 synchronized (mInstaller) { 11079 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11080 move.dataAppName, move.appId, move.seinfo) != 0) { 11081 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11082 } 11083 } 11084 11085 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11086 resourceFile = codeFile; 11087 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11088 11089 return PackageManager.INSTALL_SUCCEEDED; 11090 } 11091 11092 int doPreInstall(int status) { 11093 if (status != PackageManager.INSTALL_SUCCEEDED) { 11094 cleanUp(); 11095 } 11096 return status; 11097 } 11098 11099 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11100 if (status != PackageManager.INSTALL_SUCCEEDED) { 11101 cleanUp(); 11102 return false; 11103 } 11104 11105 // Reflect the move in app info 11106 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11107 pkg.applicationInfo.setCodePath(pkg.codePath); 11108 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11109 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11110 pkg.applicationInfo.setResourcePath(pkg.codePath); 11111 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11112 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11113 11114 return true; 11115 } 11116 11117 int doPostInstall(int status, int uid) { 11118 if (status != PackageManager.INSTALL_SUCCEEDED) { 11119 cleanUp(); 11120 } 11121 return status; 11122 } 11123 11124 @Override 11125 String getCodePath() { 11126 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11127 } 11128 11129 @Override 11130 String getResourcePath() { 11131 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11132 } 11133 11134 private boolean cleanUp() { 11135 if (codeFile == null || !codeFile.exists()) { 11136 return false; 11137 } 11138 11139 if (codeFile.isDirectory()) { 11140 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11141 } else { 11142 codeFile.delete(); 11143 } 11144 11145 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11146 resourceFile.delete(); 11147 } 11148 11149 return true; 11150 } 11151 11152 void cleanUpResourcesLI() { 11153 cleanUp(); 11154 } 11155 11156 boolean doPostDeleteLI(boolean delete) { 11157 // XXX err, shouldn't we respect the delete flag? 11158 cleanUpResourcesLI(); 11159 return true; 11160 } 11161 } 11162 11163 static String getAsecPackageName(String packageCid) { 11164 int idx = packageCid.lastIndexOf("-"); 11165 if (idx == -1) { 11166 return packageCid; 11167 } 11168 return packageCid.substring(0, idx); 11169 } 11170 11171 // Utility method used to create code paths based on package name and available index. 11172 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11173 String idxStr = ""; 11174 int idx = 1; 11175 // Fall back to default value of idx=1 if prefix is not 11176 // part of oldCodePath 11177 if (oldCodePath != null) { 11178 String subStr = oldCodePath; 11179 // Drop the suffix right away 11180 if (suffix != null && subStr.endsWith(suffix)) { 11181 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11182 } 11183 // If oldCodePath already contains prefix find out the 11184 // ending index to either increment or decrement. 11185 int sidx = subStr.lastIndexOf(prefix); 11186 if (sidx != -1) { 11187 subStr = subStr.substring(sidx + prefix.length()); 11188 if (subStr != null) { 11189 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11190 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11191 } 11192 try { 11193 idx = Integer.parseInt(subStr); 11194 if (idx <= 1) { 11195 idx++; 11196 } else { 11197 idx--; 11198 } 11199 } catch(NumberFormatException e) { 11200 } 11201 } 11202 } 11203 } 11204 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11205 return prefix + idxStr; 11206 } 11207 11208 private File getNextCodePath(File targetDir, String packageName) { 11209 int suffix = 1; 11210 File result; 11211 do { 11212 result = new File(targetDir, packageName + "-" + suffix); 11213 suffix++; 11214 } while (result.exists()); 11215 return result; 11216 } 11217 11218 // Utility method that returns the relative package path with respect 11219 // to the installation directory. Like say for /data/data/com.test-1.apk 11220 // string com.test-1 is returned. 11221 static String deriveCodePathName(String codePath) { 11222 if (codePath == null) { 11223 return null; 11224 } 11225 final File codeFile = new File(codePath); 11226 final String name = codeFile.getName(); 11227 if (codeFile.isDirectory()) { 11228 return name; 11229 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11230 final int lastDot = name.lastIndexOf('.'); 11231 return name.substring(0, lastDot); 11232 } else { 11233 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11234 return null; 11235 } 11236 } 11237 11238 class PackageInstalledInfo { 11239 String name; 11240 int uid; 11241 // The set of users that originally had this package installed. 11242 int[] origUsers; 11243 // The set of users that now have this package installed. 11244 int[] newUsers; 11245 PackageParser.Package pkg; 11246 int returnCode; 11247 String returnMsg; 11248 PackageRemovedInfo removedInfo; 11249 11250 public void setError(int code, String msg) { 11251 returnCode = code; 11252 returnMsg = msg; 11253 Slog.w(TAG, msg); 11254 } 11255 11256 public void setError(String msg, PackageParserException e) { 11257 returnCode = e.error; 11258 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11259 Slog.w(TAG, msg, e); 11260 } 11261 11262 public void setError(String msg, PackageManagerException e) { 11263 returnCode = e.error; 11264 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11265 Slog.w(TAG, msg, e); 11266 } 11267 11268 // In some error cases we want to convey more info back to the observer 11269 String origPackage; 11270 String origPermission; 11271 } 11272 11273 /* 11274 * Install a non-existing package. 11275 */ 11276 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11277 UserHandle user, String installerPackageName, String volumeUuid, 11278 PackageInstalledInfo res) { 11279 // Remember this for later, in case we need to rollback this install 11280 String pkgName = pkg.packageName; 11281 11282 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11283 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11284 UserHandle.USER_OWNER).exists(); 11285 synchronized(mPackages) { 11286 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11287 // A package with the same name is already installed, though 11288 // it has been renamed to an older name. The package we 11289 // are trying to install should be installed as an update to 11290 // the existing one, but that has not been requested, so bail. 11291 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11292 + " without first uninstalling package running as " 11293 + mSettings.mRenamedPackages.get(pkgName)); 11294 return; 11295 } 11296 if (mPackages.containsKey(pkgName)) { 11297 // Don't allow installation over an existing package with the same name. 11298 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11299 + " without first uninstalling."); 11300 return; 11301 } 11302 } 11303 11304 try { 11305 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11306 System.currentTimeMillis(), user); 11307 11308 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11309 // delete the partially installed application. the data directory will have to be 11310 // restored if it was already existing 11311 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11312 // remove package from internal structures. Note that we want deletePackageX to 11313 // delete the package data and cache directories that it created in 11314 // scanPackageLocked, unless those directories existed before we even tried to 11315 // install. 11316 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11317 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11318 res.removedInfo, true); 11319 } 11320 11321 } catch (PackageManagerException e) { 11322 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11323 } 11324 } 11325 11326 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11327 // Can't rotate keys during boot or if sharedUser. 11328 if (oldPs == null || (scanFlags&SCAN_BOOTING) != 0 || oldPs.sharedUser != null 11329 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11330 return false; 11331 } 11332 // app is using upgradeKeySets; make sure all are valid 11333 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11334 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11335 for (int i = 0; i < upgradeKeySets.length; i++) { 11336 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11337 Slog.wtf(TAG, "Package " 11338 + (oldPs.name != null ? oldPs.name : "<null>") 11339 + " contains upgrade-key-set reference to unknown key-set: " 11340 + upgradeKeySets[i] 11341 + " reverting to signatures check."); 11342 return false; 11343 } 11344 } 11345 return true; 11346 } 11347 11348 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11349 // Upgrade keysets are being used. Determine if new package has a superset of the 11350 // required keys. 11351 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11352 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11353 for (int i = 0; i < upgradeKeySets.length; i++) { 11354 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11355 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11356 return true; 11357 } 11358 } 11359 return false; 11360 } 11361 11362 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11363 UserHandle user, String installerPackageName, String volumeUuid, 11364 PackageInstalledInfo res) { 11365 final PackageParser.Package oldPackage; 11366 final String pkgName = pkg.packageName; 11367 final int[] allUsers; 11368 final boolean[] perUserInstalled; 11369 final boolean weFroze; 11370 11371 // First find the old package info and check signatures 11372 synchronized(mPackages) { 11373 oldPackage = mPackages.get(pkgName); 11374 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11375 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11376 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11377 if(!checkUpgradeKeySetLP(ps, pkg)) { 11378 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11379 "New package not signed by keys specified by upgrade-keysets: " 11380 + pkgName); 11381 return; 11382 } 11383 } else { 11384 // default to original signature matching 11385 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11386 != PackageManager.SIGNATURE_MATCH) { 11387 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11388 "New package has a different signature: " + pkgName); 11389 return; 11390 } 11391 } 11392 11393 // In case of rollback, remember per-user/profile install state 11394 allUsers = sUserManager.getUserIds(); 11395 perUserInstalled = new boolean[allUsers.length]; 11396 for (int i = 0; i < allUsers.length; i++) { 11397 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11398 } 11399 11400 // Mark the app as frozen to prevent launching during the upgrade 11401 // process, and then kill all running instances 11402 if (!ps.frozen) { 11403 ps.frozen = true; 11404 weFroze = true; 11405 } else { 11406 weFroze = false; 11407 } 11408 } 11409 11410 // Now that we're guarded by frozen state, kill app during upgrade 11411 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11412 11413 try { 11414 boolean sysPkg = (isSystemApp(oldPackage)); 11415 if (sysPkg) { 11416 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11417 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11418 } else { 11419 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11420 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11421 } 11422 } finally { 11423 // Regardless of success or failure of upgrade steps above, always 11424 // unfreeze the package if we froze it 11425 if (weFroze) { 11426 unfreezePackage(pkgName); 11427 } 11428 } 11429 } 11430 11431 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11432 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11433 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11434 String volumeUuid, PackageInstalledInfo res) { 11435 String pkgName = deletedPackage.packageName; 11436 boolean deletedPkg = true; 11437 boolean updatedSettings = false; 11438 11439 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11440 + deletedPackage); 11441 long origUpdateTime; 11442 if (pkg.mExtras != null) { 11443 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11444 } else { 11445 origUpdateTime = 0; 11446 } 11447 11448 // First delete the existing package while retaining the data directory 11449 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11450 res.removedInfo, true)) { 11451 // If the existing package wasn't successfully deleted 11452 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11453 deletedPkg = false; 11454 } else { 11455 // Successfully deleted the old package; proceed with replace. 11456 11457 // If deleted package lived in a container, give users a chance to 11458 // relinquish resources before killing. 11459 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11460 if (DEBUG_INSTALL) { 11461 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11462 } 11463 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11464 final ArrayList<String> pkgList = new ArrayList<String>(1); 11465 pkgList.add(deletedPackage.applicationInfo.packageName); 11466 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11467 } 11468 11469 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11470 try { 11471 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11472 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11473 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11474 perUserInstalled, res, user); 11475 updatedSettings = true; 11476 } catch (PackageManagerException e) { 11477 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11478 } 11479 } 11480 11481 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11482 // remove package from internal structures. Note that we want deletePackageX to 11483 // delete the package data and cache directories that it created in 11484 // scanPackageLocked, unless those directories existed before we even tried to 11485 // install. 11486 if(updatedSettings) { 11487 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11488 deletePackageLI( 11489 pkgName, null, true, allUsers, perUserInstalled, 11490 PackageManager.DELETE_KEEP_DATA, 11491 res.removedInfo, true); 11492 } 11493 // Since we failed to install the new package we need to restore the old 11494 // package that we deleted. 11495 if (deletedPkg) { 11496 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11497 File restoreFile = new File(deletedPackage.codePath); 11498 // Parse old package 11499 boolean oldExternal = isExternal(deletedPackage); 11500 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11501 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11502 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11503 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11504 try { 11505 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11506 } catch (PackageManagerException e) { 11507 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11508 + e.getMessage()); 11509 return; 11510 } 11511 // Restore of old package succeeded. Update permissions. 11512 // writer 11513 synchronized (mPackages) { 11514 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11515 UPDATE_PERMISSIONS_ALL); 11516 // can downgrade to reader 11517 mSettings.writeLPr(); 11518 } 11519 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11520 } 11521 } 11522 } 11523 11524 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11525 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11526 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11527 String volumeUuid, PackageInstalledInfo res) { 11528 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11529 + ", old=" + deletedPackage); 11530 boolean disabledSystem = false; 11531 boolean updatedSettings = false; 11532 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11533 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11534 != 0) { 11535 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11536 } 11537 String packageName = deletedPackage.packageName; 11538 if (packageName == null) { 11539 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11540 "Attempt to delete null packageName."); 11541 return; 11542 } 11543 PackageParser.Package oldPkg; 11544 PackageSetting oldPkgSetting; 11545 // reader 11546 synchronized (mPackages) { 11547 oldPkg = mPackages.get(packageName); 11548 oldPkgSetting = mSettings.mPackages.get(packageName); 11549 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11550 (oldPkgSetting == null)) { 11551 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11552 "Couldn't find package:" + packageName + " information"); 11553 return; 11554 } 11555 } 11556 11557 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11558 res.removedInfo.removedPackage = packageName; 11559 // Remove existing system package 11560 removePackageLI(oldPkgSetting, true); 11561 // writer 11562 synchronized (mPackages) { 11563 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11564 if (!disabledSystem && deletedPackage != null) { 11565 // We didn't need to disable the .apk as a current system package, 11566 // which means we are replacing another update that is already 11567 // installed. We need to make sure to delete the older one's .apk. 11568 res.removedInfo.args = createInstallArgsForExisting(0, 11569 deletedPackage.applicationInfo.getCodePath(), 11570 deletedPackage.applicationInfo.getResourcePath(), 11571 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11572 } else { 11573 res.removedInfo.args = null; 11574 } 11575 } 11576 11577 // Successfully disabled the old package. Now proceed with re-installation 11578 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11579 11580 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11581 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11582 11583 PackageParser.Package newPackage = null; 11584 try { 11585 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11586 if (newPackage.mExtras != null) { 11587 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11588 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11589 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11590 11591 // is the update attempting to change shared user? that isn't going to work... 11592 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11593 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11594 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11595 + " to " + newPkgSetting.sharedUser); 11596 updatedSettings = true; 11597 } 11598 } 11599 11600 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11601 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11602 perUserInstalled, res, user); 11603 updatedSettings = true; 11604 } 11605 11606 } catch (PackageManagerException e) { 11607 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11608 } 11609 11610 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11611 // Re installation failed. Restore old information 11612 // Remove new pkg information 11613 if (newPackage != null) { 11614 removeInstalledPackageLI(newPackage, true); 11615 } 11616 // Add back the old system package 11617 try { 11618 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11619 } catch (PackageManagerException e) { 11620 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11621 } 11622 // Restore the old system information in Settings 11623 synchronized (mPackages) { 11624 if (disabledSystem) { 11625 mSettings.enableSystemPackageLPw(packageName); 11626 } 11627 if (updatedSettings) { 11628 mSettings.setInstallerPackageName(packageName, 11629 oldPkgSetting.installerPackageName); 11630 } 11631 mSettings.writeLPr(); 11632 } 11633 } 11634 } 11635 11636 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11637 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11638 UserHandle user) { 11639 String pkgName = newPackage.packageName; 11640 synchronized (mPackages) { 11641 //write settings. the installStatus will be incomplete at this stage. 11642 //note that the new package setting would have already been 11643 //added to mPackages. It hasn't been persisted yet. 11644 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11645 mSettings.writeLPr(); 11646 } 11647 11648 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11649 11650 synchronized (mPackages) { 11651 updatePermissionsLPw(newPackage.packageName, newPackage, 11652 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11653 ? UPDATE_PERMISSIONS_ALL : 0)); 11654 // For system-bundled packages, we assume that installing an upgraded version 11655 // of the package implies that the user actually wants to run that new code, 11656 // so we enable the package. 11657 PackageSetting ps = mSettings.mPackages.get(pkgName); 11658 if (ps != null) { 11659 if (isSystemApp(newPackage)) { 11660 // NB: implicit assumption that system package upgrades apply to all users 11661 if (DEBUG_INSTALL) { 11662 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11663 } 11664 if (res.origUsers != null) { 11665 for (int userHandle : res.origUsers) { 11666 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11667 userHandle, installerPackageName); 11668 } 11669 } 11670 // Also convey the prior install/uninstall state 11671 if (allUsers != null && perUserInstalled != null) { 11672 for (int i = 0; i < allUsers.length; i++) { 11673 if (DEBUG_INSTALL) { 11674 Slog.d(TAG, " user " + allUsers[i] 11675 + " => " + perUserInstalled[i]); 11676 } 11677 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11678 } 11679 // these install state changes will be persisted in the 11680 // upcoming call to mSettings.writeLPr(). 11681 } 11682 } 11683 // It's implied that when a user requests installation, they want the app to be 11684 // installed and enabled. 11685 int userId = user.getIdentifier(); 11686 if (userId != UserHandle.USER_ALL) { 11687 ps.setInstalled(true, userId); 11688 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11689 } 11690 } 11691 res.name = pkgName; 11692 res.uid = newPackage.applicationInfo.uid; 11693 res.pkg = newPackage; 11694 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11695 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11696 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11697 //to update install status 11698 mSettings.writeLPr(); 11699 } 11700 } 11701 11702 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11703 final int installFlags = args.installFlags; 11704 final String installerPackageName = args.installerPackageName; 11705 final String volumeUuid = args.volumeUuid; 11706 final File tmpPackageFile = new File(args.getCodePath()); 11707 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11708 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11709 || (args.volumeUuid != null)); 11710 boolean replace = false; 11711 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11712 // Result object to be returned 11713 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11714 11715 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11716 // Retrieve PackageSettings and parse package 11717 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11718 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11719 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11720 PackageParser pp = new PackageParser(); 11721 pp.setSeparateProcesses(mSeparateProcesses); 11722 pp.setDisplayMetrics(mMetrics); 11723 11724 final PackageParser.Package pkg; 11725 try { 11726 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11727 } catch (PackageParserException e) { 11728 res.setError("Failed parse during installPackageLI", e); 11729 return; 11730 } 11731 11732 // Mark that we have an install time CPU ABI override. 11733 pkg.cpuAbiOverride = args.abiOverride; 11734 11735 String pkgName = res.name = pkg.packageName; 11736 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11737 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11738 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11739 return; 11740 } 11741 } 11742 11743 try { 11744 pp.collectCertificates(pkg, parseFlags); 11745 pp.collectManifestDigest(pkg); 11746 } catch (PackageParserException e) { 11747 res.setError("Failed collect during installPackageLI", e); 11748 return; 11749 } 11750 11751 /* If the installer passed in a manifest digest, compare it now. */ 11752 if (args.manifestDigest != null) { 11753 if (DEBUG_INSTALL) { 11754 final String parsedManifest = pkg.manifestDigest == null ? "null" 11755 : pkg.manifestDigest.toString(); 11756 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11757 + parsedManifest); 11758 } 11759 11760 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11761 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11762 return; 11763 } 11764 } else if (DEBUG_INSTALL) { 11765 final String parsedManifest = pkg.manifestDigest == null 11766 ? "null" : pkg.manifestDigest.toString(); 11767 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11768 } 11769 11770 // Get rid of all references to package scan path via parser. 11771 pp = null; 11772 String oldCodePath = null; 11773 boolean systemApp = false; 11774 synchronized (mPackages) { 11775 // Check if installing already existing package 11776 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11777 String oldName = mSettings.mRenamedPackages.get(pkgName); 11778 if (pkg.mOriginalPackages != null 11779 && pkg.mOriginalPackages.contains(oldName) 11780 && mPackages.containsKey(oldName)) { 11781 // This package is derived from an original package, 11782 // and this device has been updating from that original 11783 // name. We must continue using the original name, so 11784 // rename the new package here. 11785 pkg.setPackageName(oldName); 11786 pkgName = pkg.packageName; 11787 replace = true; 11788 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11789 + oldName + " pkgName=" + pkgName); 11790 } else if (mPackages.containsKey(pkgName)) { 11791 // This package, under its official name, already exists 11792 // on the device; we should replace it. 11793 replace = true; 11794 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11795 } 11796 11797 // Prevent apps opting out from runtime permissions 11798 if (replace) { 11799 PackageParser.Package oldPackage = mPackages.get(pkgName); 11800 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11801 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11802 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11803 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11804 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11805 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11806 + " doesn't support runtime permissions but the old" 11807 + " target SDK " + oldTargetSdk + " does."); 11808 return; 11809 } 11810 } 11811 } 11812 11813 PackageSetting ps = mSettings.mPackages.get(pkgName); 11814 if (ps != null) { 11815 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11816 11817 // Quick sanity check that we're signed correctly if updating; 11818 // we'll check this again later when scanning, but we want to 11819 // bail early here before tripping over redefined permissions. 11820 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11821 if (!checkUpgradeKeySetLP(ps, pkg)) { 11822 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11823 + pkg.packageName + " upgrade keys do not match the " 11824 + "previously installed version"); 11825 return; 11826 } 11827 } else { 11828 try { 11829 verifySignaturesLP(ps, pkg); 11830 } catch (PackageManagerException e) { 11831 res.setError(e.error, e.getMessage()); 11832 return; 11833 } 11834 } 11835 11836 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11837 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11838 systemApp = (ps.pkg.applicationInfo.flags & 11839 ApplicationInfo.FLAG_SYSTEM) != 0; 11840 } 11841 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11842 } 11843 11844 // Check whether the newly-scanned package wants to define an already-defined perm 11845 int N = pkg.permissions.size(); 11846 for (int i = N-1; i >= 0; i--) { 11847 PackageParser.Permission perm = pkg.permissions.get(i); 11848 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11849 if (bp != null) { 11850 // If the defining package is signed with our cert, it's okay. This 11851 // also includes the "updating the same package" case, of course. 11852 // "updating same package" could also involve key-rotation. 11853 final boolean sigsOk; 11854 if (bp.sourcePackage.equals(pkg.packageName) 11855 && (bp.packageSetting instanceof PackageSetting) 11856 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11857 scanFlags))) { 11858 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11859 } else { 11860 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11861 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11862 } 11863 if (!sigsOk) { 11864 // If the owning package is the system itself, we log but allow 11865 // install to proceed; we fail the install on all other permission 11866 // redefinitions. 11867 if (!bp.sourcePackage.equals("android")) { 11868 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11869 + pkg.packageName + " attempting to redeclare permission " 11870 + perm.info.name + " already owned by " + bp.sourcePackage); 11871 res.origPermission = perm.info.name; 11872 res.origPackage = bp.sourcePackage; 11873 return; 11874 } else { 11875 Slog.w(TAG, "Package " + pkg.packageName 11876 + " attempting to redeclare system permission " 11877 + perm.info.name + "; ignoring new declaration"); 11878 pkg.permissions.remove(i); 11879 } 11880 } 11881 } 11882 } 11883 11884 } 11885 11886 if (systemApp && onExternal) { 11887 // Disable updates to system apps on sdcard 11888 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11889 "Cannot install updates to system apps on sdcard"); 11890 return; 11891 } 11892 11893 if (args.move != null) { 11894 // We did an in-place move, so dex is ready to roll 11895 scanFlags |= SCAN_NO_DEX; 11896 scanFlags |= SCAN_MOVE; 11897 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11898 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11899 scanFlags |= SCAN_NO_DEX; 11900 11901 try { 11902 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 11903 true /* extract libs */); 11904 } catch (PackageManagerException pme) { 11905 Slog.e(TAG, "Error deriving application ABI", pme); 11906 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 11907 return; 11908 } 11909 11910 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11911 int result = mPackageDexOptimizer 11912 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 11913 false /* defer */, false /* inclDependencies */); 11914 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11915 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11916 return; 11917 } 11918 } 11919 11920 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11921 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11922 return; 11923 } 11924 11925 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 11926 11927 if (replace) { 11928 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 11929 installerPackageName, volumeUuid, res); 11930 } else { 11931 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11932 args.user, installerPackageName, volumeUuid, res); 11933 } 11934 synchronized (mPackages) { 11935 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11936 if (ps != null) { 11937 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11938 } 11939 } 11940 } 11941 11942 private void startIntentFilterVerifications(int userId, boolean replacing, 11943 PackageParser.Package pkg) { 11944 if (mIntentFilterVerifierComponent == null) { 11945 Slog.w(TAG, "No IntentFilter verification will not be done as " 11946 + "there is no IntentFilterVerifier available!"); 11947 return; 11948 } 11949 11950 final int verifierUid = getPackageUid( 11951 mIntentFilterVerifierComponent.getPackageName(), 11952 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11953 11954 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11955 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11956 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 11957 mHandler.sendMessage(msg); 11958 } 11959 11960 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 11961 PackageParser.Package pkg) { 11962 int size = pkg.activities.size(); 11963 if (size == 0) { 11964 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11965 "No activity, so no need to verify any IntentFilter!"); 11966 return; 11967 } 11968 11969 final boolean hasDomainURLs = hasDomainURLs(pkg); 11970 if (!hasDomainURLs) { 11971 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11972 "No domain URLs, so no need to verify any IntentFilter!"); 11973 return; 11974 } 11975 11976 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 11977 + " if any IntentFilter from the " + size 11978 + " Activities needs verification ..."); 11979 11980 int count = 0; 11981 final String packageName = pkg.packageName; 11982 11983 synchronized (mPackages) { 11984 // If this is a new install and we see that we've already run verification for this 11985 // package, we have nothing to do: it means the state was restored from backup. 11986 if (!replacing) { 11987 IntentFilterVerificationInfo ivi = 11988 mSettings.getIntentFilterVerificationLPr(packageName); 11989 if (ivi != null) { 11990 if (DEBUG_DOMAIN_VERIFICATION) { 11991 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 11992 + ivi.getStatusString()); 11993 } 11994 return; 11995 } 11996 } 11997 11998 // If any filters need to be verified, then all need to be. 11999 boolean needToVerify = false; 12000 for (PackageParser.Activity a : pkg.activities) { 12001 for (ActivityIntentInfo filter : a.intents) { 12002 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12003 if (DEBUG_DOMAIN_VERIFICATION) { 12004 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12005 } 12006 needToVerify = true; 12007 break; 12008 } 12009 } 12010 } 12011 12012 if (needToVerify) { 12013 final int verificationId = mIntentFilterVerificationToken++; 12014 for (PackageParser.Activity a : pkg.activities) { 12015 for (ActivityIntentInfo filter : a.intents) { 12016 boolean needsFilterVerification = filter.hasWebDataURI(); 12017 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 12018 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12019 "Verification needed for IntentFilter:" + filter.toString()); 12020 mIntentFilterVerifier.addOneIntentFilterVerification( 12021 verifierUid, userId, verificationId, filter, packageName); 12022 count++; 12023 } 12024 } 12025 } 12026 } 12027 } 12028 12029 if (count > 0) { 12030 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12031 + " IntentFilter verification" + (count > 1 ? "s" : "") 12032 + " for userId:" + userId); 12033 mIntentFilterVerifier.startVerifications(userId); 12034 } else { 12035 if (DEBUG_DOMAIN_VERIFICATION) { 12036 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12037 } 12038 } 12039 } 12040 12041 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12042 final ComponentName cn = filter.activity.getComponentName(); 12043 final String packageName = cn.getPackageName(); 12044 12045 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12046 packageName); 12047 if (ivi == null) { 12048 return true; 12049 } 12050 int status = ivi.getStatus(); 12051 switch (status) { 12052 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12053 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12054 return true; 12055 12056 default: 12057 // Nothing to do 12058 return false; 12059 } 12060 } 12061 12062 private static boolean isMultiArch(PackageSetting ps) { 12063 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12064 } 12065 12066 private static boolean isMultiArch(ApplicationInfo info) { 12067 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12068 } 12069 12070 private static boolean isExternal(PackageParser.Package pkg) { 12071 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12072 } 12073 12074 private static boolean isExternal(PackageSetting ps) { 12075 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12076 } 12077 12078 private static boolean isExternal(ApplicationInfo info) { 12079 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12080 } 12081 12082 private static boolean isSystemApp(PackageParser.Package pkg) { 12083 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12084 } 12085 12086 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12087 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12088 } 12089 12090 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12091 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12092 } 12093 12094 private static boolean isSystemApp(PackageSetting ps) { 12095 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12096 } 12097 12098 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12099 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12100 } 12101 12102 private int packageFlagsToInstallFlags(PackageSetting ps) { 12103 int installFlags = 0; 12104 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12105 // This existing package was an external ASEC install when we have 12106 // the external flag without a UUID 12107 installFlags |= PackageManager.INSTALL_EXTERNAL; 12108 } 12109 if (ps.isForwardLocked()) { 12110 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12111 } 12112 return installFlags; 12113 } 12114 12115 private void deleteTempPackageFiles() { 12116 final FilenameFilter filter = new FilenameFilter() { 12117 public boolean accept(File dir, String name) { 12118 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12119 } 12120 }; 12121 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12122 file.delete(); 12123 } 12124 } 12125 12126 @Override 12127 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12128 int flags) { 12129 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12130 flags); 12131 } 12132 12133 @Override 12134 public void deletePackage(final String packageName, 12135 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12136 mContext.enforceCallingOrSelfPermission( 12137 android.Manifest.permission.DELETE_PACKAGES, null); 12138 final int uid = Binder.getCallingUid(); 12139 if (UserHandle.getUserId(uid) != userId) { 12140 mContext.enforceCallingPermission( 12141 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12142 "deletePackage for user " + userId); 12143 } 12144 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12145 try { 12146 observer.onPackageDeleted(packageName, 12147 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12148 } catch (RemoteException re) { 12149 } 12150 return; 12151 } 12152 12153 boolean uninstallBlocked = false; 12154 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12155 int[] users = sUserManager.getUserIds(); 12156 for (int i = 0; i < users.length; ++i) { 12157 if (getBlockUninstallForUser(packageName, users[i])) { 12158 uninstallBlocked = true; 12159 break; 12160 } 12161 } 12162 } else { 12163 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12164 } 12165 if (uninstallBlocked) { 12166 try { 12167 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12168 null); 12169 } catch (RemoteException re) { 12170 } 12171 return; 12172 } 12173 12174 if (DEBUG_REMOVE) { 12175 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12176 } 12177 // Queue up an async operation since the package deletion may take a little while. 12178 mHandler.post(new Runnable() { 12179 public void run() { 12180 mHandler.removeCallbacks(this); 12181 final int returnCode = deletePackageX(packageName, userId, flags); 12182 if (observer != null) { 12183 try { 12184 observer.onPackageDeleted(packageName, returnCode, null); 12185 } catch (RemoteException e) { 12186 Log.i(TAG, "Observer no longer exists."); 12187 } //end catch 12188 } //end if 12189 } //end run 12190 }); 12191 } 12192 12193 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12194 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12195 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12196 try { 12197 if (dpm != null) { 12198 if (dpm.isDeviceOwner(packageName)) { 12199 return true; 12200 } 12201 int[] users; 12202 if (userId == UserHandle.USER_ALL) { 12203 users = sUserManager.getUserIds(); 12204 } else { 12205 users = new int[]{userId}; 12206 } 12207 for (int i = 0; i < users.length; ++i) { 12208 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12209 return true; 12210 } 12211 } 12212 } 12213 } catch (RemoteException e) { 12214 } 12215 return false; 12216 } 12217 12218 /** 12219 * This method is an internal method that could be get invoked either 12220 * to delete an installed package or to clean up a failed installation. 12221 * After deleting an installed package, a broadcast is sent to notify any 12222 * listeners that the package has been installed. For cleaning up a failed 12223 * installation, the broadcast is not necessary since the package's 12224 * installation wouldn't have sent the initial broadcast either 12225 * The key steps in deleting a package are 12226 * deleting the package information in internal structures like mPackages, 12227 * deleting the packages base directories through installd 12228 * updating mSettings to reflect current status 12229 * persisting settings for later use 12230 * sending a broadcast if necessary 12231 */ 12232 private int deletePackageX(String packageName, int userId, int flags) { 12233 final PackageRemovedInfo info = new PackageRemovedInfo(); 12234 final boolean res; 12235 12236 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12237 ? UserHandle.ALL : new UserHandle(userId); 12238 12239 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12240 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12241 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12242 } 12243 12244 boolean removedForAllUsers = false; 12245 boolean systemUpdate = false; 12246 12247 // for the uninstall-updates case and restricted profiles, remember the per- 12248 // userhandle installed state 12249 int[] allUsers; 12250 boolean[] perUserInstalled; 12251 synchronized (mPackages) { 12252 PackageSetting ps = mSettings.mPackages.get(packageName); 12253 allUsers = sUserManager.getUserIds(); 12254 perUserInstalled = new boolean[allUsers.length]; 12255 for (int i = 0; i < allUsers.length; i++) { 12256 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12257 } 12258 } 12259 12260 synchronized (mInstallLock) { 12261 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12262 res = deletePackageLI(packageName, removeForUser, 12263 true, allUsers, perUserInstalled, 12264 flags | REMOVE_CHATTY, info, true); 12265 systemUpdate = info.isRemovedPackageSystemUpdate; 12266 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12267 removedForAllUsers = true; 12268 } 12269 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12270 + " removedForAllUsers=" + removedForAllUsers); 12271 } 12272 12273 if (res) { 12274 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12275 12276 // If the removed package was a system update, the old system package 12277 // was re-enabled; we need to broadcast this information 12278 if (systemUpdate) { 12279 Bundle extras = new Bundle(1); 12280 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12281 ? info.removedAppId : info.uid); 12282 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12283 12284 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12285 extras, null, null, null); 12286 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12287 extras, null, null, null); 12288 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12289 null, packageName, null, null); 12290 } 12291 } 12292 // Force a gc here. 12293 Runtime.getRuntime().gc(); 12294 // Delete the resources here after sending the broadcast to let 12295 // other processes clean up before deleting resources. 12296 if (info.args != null) { 12297 synchronized (mInstallLock) { 12298 info.args.doPostDeleteLI(true); 12299 } 12300 } 12301 12302 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12303 } 12304 12305 class PackageRemovedInfo { 12306 String removedPackage; 12307 int uid = -1; 12308 int removedAppId = -1; 12309 int[] removedUsers = null; 12310 boolean isRemovedPackageSystemUpdate = false; 12311 // Clean up resources deleted packages. 12312 InstallArgs args = null; 12313 12314 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12315 Bundle extras = new Bundle(1); 12316 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12317 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12318 if (replacing) { 12319 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12320 } 12321 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12322 if (removedPackage != null) { 12323 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12324 extras, null, null, removedUsers); 12325 if (fullRemove && !replacing) { 12326 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12327 extras, null, null, removedUsers); 12328 } 12329 } 12330 if (removedAppId >= 0) { 12331 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12332 removedUsers); 12333 } 12334 } 12335 } 12336 12337 /* 12338 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12339 * flag is not set, the data directory is removed as well. 12340 * make sure this flag is set for partially installed apps. If not its meaningless to 12341 * delete a partially installed application. 12342 */ 12343 private void removePackageDataLI(PackageSetting ps, 12344 int[] allUserHandles, boolean[] perUserInstalled, 12345 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12346 String packageName = ps.name; 12347 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12348 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12349 // Retrieve object to delete permissions for shared user later on 12350 final PackageSetting deletedPs; 12351 // reader 12352 synchronized (mPackages) { 12353 deletedPs = mSettings.mPackages.get(packageName); 12354 if (outInfo != null) { 12355 outInfo.removedPackage = packageName; 12356 outInfo.removedUsers = deletedPs != null 12357 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12358 : null; 12359 } 12360 } 12361 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12362 removeDataDirsLI(ps.volumeUuid, packageName); 12363 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12364 } 12365 // writer 12366 synchronized (mPackages) { 12367 if (deletedPs != null) { 12368 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12369 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12370 clearDefaultBrowserIfNeeded(packageName); 12371 if (outInfo != null) { 12372 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12373 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12374 } 12375 updatePermissionsLPw(deletedPs.name, null, 0); 12376 if (deletedPs.sharedUser != null) { 12377 // Remove permissions associated with package. Since runtime 12378 // permissions are per user we have to kill the removed package 12379 // or packages running under the shared user of the removed 12380 // package if revoking the permissions requested only by the removed 12381 // package is successful and this causes a change in gids. 12382 for (int userId : UserManagerService.getInstance().getUserIds()) { 12383 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12384 userId); 12385 if (userIdToKill == UserHandle.USER_ALL 12386 || userIdToKill >= UserHandle.USER_OWNER) { 12387 // If gids changed for this user, kill all affected packages. 12388 mHandler.post(new Runnable() { 12389 @Override 12390 public void run() { 12391 // This has to happen with no lock held. 12392 killSettingPackagesForUser(deletedPs, userIdToKill, 12393 KILL_APP_REASON_GIDS_CHANGED); 12394 } 12395 }); 12396 break; 12397 } 12398 } 12399 } 12400 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12401 } 12402 // make sure to preserve per-user disabled state if this removal was just 12403 // a downgrade of a system app to the factory package 12404 if (allUserHandles != null && perUserInstalled != null) { 12405 if (DEBUG_REMOVE) { 12406 Slog.d(TAG, "Propagating install state across downgrade"); 12407 } 12408 for (int i = 0; i < allUserHandles.length; i++) { 12409 if (DEBUG_REMOVE) { 12410 Slog.d(TAG, " user " + allUserHandles[i] 12411 + " => " + perUserInstalled[i]); 12412 } 12413 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12414 } 12415 } 12416 } 12417 // can downgrade to reader 12418 if (writeSettings) { 12419 // Save settings now 12420 mSettings.writeLPr(); 12421 } 12422 } 12423 if (outInfo != null) { 12424 // A user ID was deleted here. Go through all users and remove it 12425 // from KeyStore. 12426 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12427 } 12428 } 12429 12430 static boolean locationIsPrivileged(File path) { 12431 try { 12432 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12433 .getCanonicalPath(); 12434 return path.getCanonicalPath().startsWith(privilegedAppDir); 12435 } catch (IOException e) { 12436 Slog.e(TAG, "Unable to access code path " + path); 12437 } 12438 return false; 12439 } 12440 12441 /* 12442 * Tries to delete system package. 12443 */ 12444 private boolean deleteSystemPackageLI(PackageSetting newPs, 12445 int[] allUserHandles, boolean[] perUserInstalled, 12446 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12447 final boolean applyUserRestrictions 12448 = (allUserHandles != null) && (perUserInstalled != null); 12449 PackageSetting disabledPs = null; 12450 // Confirm if the system package has been updated 12451 // An updated system app can be deleted. This will also have to restore 12452 // the system pkg from system partition 12453 // reader 12454 synchronized (mPackages) { 12455 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12456 } 12457 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12458 + " disabledPs=" + disabledPs); 12459 if (disabledPs == null) { 12460 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12461 return false; 12462 } else if (DEBUG_REMOVE) { 12463 Slog.d(TAG, "Deleting system pkg from data partition"); 12464 } 12465 if (DEBUG_REMOVE) { 12466 if (applyUserRestrictions) { 12467 Slog.d(TAG, "Remembering install states:"); 12468 for (int i = 0; i < allUserHandles.length; i++) { 12469 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12470 } 12471 } 12472 } 12473 // Delete the updated package 12474 outInfo.isRemovedPackageSystemUpdate = true; 12475 if (disabledPs.versionCode < newPs.versionCode) { 12476 // Delete data for downgrades 12477 flags &= ~PackageManager.DELETE_KEEP_DATA; 12478 } else { 12479 // Preserve data by setting flag 12480 flags |= PackageManager.DELETE_KEEP_DATA; 12481 } 12482 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12483 allUserHandles, perUserInstalled, outInfo, writeSettings); 12484 if (!ret) { 12485 return false; 12486 } 12487 // writer 12488 synchronized (mPackages) { 12489 // Reinstate the old system package 12490 mSettings.enableSystemPackageLPw(newPs.name); 12491 // Remove any native libraries from the upgraded package. 12492 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12493 } 12494 // Install the system package 12495 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12496 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12497 if (locationIsPrivileged(disabledPs.codePath)) { 12498 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12499 } 12500 12501 final PackageParser.Package newPkg; 12502 try { 12503 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12504 } catch (PackageManagerException e) { 12505 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12506 return false; 12507 } 12508 12509 // writer 12510 synchronized (mPackages) { 12511 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12512 updatePermissionsLPw(newPkg.packageName, newPkg, 12513 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12514 if (applyUserRestrictions) { 12515 if (DEBUG_REMOVE) { 12516 Slog.d(TAG, "Propagating install state across reinstall"); 12517 } 12518 for (int i = 0; i < allUserHandles.length; i++) { 12519 if (DEBUG_REMOVE) { 12520 Slog.d(TAG, " user " + allUserHandles[i] 12521 + " => " + perUserInstalled[i]); 12522 } 12523 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12524 } 12525 // Regardless of writeSettings we need to ensure that this restriction 12526 // state propagation is persisted 12527 mSettings.writeAllUsersPackageRestrictionsLPr(); 12528 } 12529 // can downgrade to reader here 12530 if (writeSettings) { 12531 mSettings.writeLPr(); 12532 } 12533 } 12534 return true; 12535 } 12536 12537 private boolean deleteInstalledPackageLI(PackageSetting ps, 12538 boolean deleteCodeAndResources, int flags, 12539 int[] allUserHandles, boolean[] perUserInstalled, 12540 PackageRemovedInfo outInfo, boolean writeSettings) { 12541 if (outInfo != null) { 12542 outInfo.uid = ps.appId; 12543 } 12544 12545 // Delete package data from internal structures and also remove data if flag is set 12546 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12547 12548 // Delete application code and resources 12549 if (deleteCodeAndResources && (outInfo != null)) { 12550 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12551 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12552 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12553 } 12554 return true; 12555 } 12556 12557 @Override 12558 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12559 int userId) { 12560 mContext.enforceCallingOrSelfPermission( 12561 android.Manifest.permission.DELETE_PACKAGES, null); 12562 synchronized (mPackages) { 12563 PackageSetting ps = mSettings.mPackages.get(packageName); 12564 if (ps == null) { 12565 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12566 return false; 12567 } 12568 if (!ps.getInstalled(userId)) { 12569 // Can't block uninstall for an app that is not installed or enabled. 12570 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12571 return false; 12572 } 12573 ps.setBlockUninstall(blockUninstall, userId); 12574 mSettings.writePackageRestrictionsLPr(userId); 12575 } 12576 return true; 12577 } 12578 12579 @Override 12580 public boolean getBlockUninstallForUser(String packageName, int userId) { 12581 synchronized (mPackages) { 12582 PackageSetting ps = mSettings.mPackages.get(packageName); 12583 if (ps == null) { 12584 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12585 return false; 12586 } 12587 return ps.getBlockUninstall(userId); 12588 } 12589 } 12590 12591 /* 12592 * This method handles package deletion in general 12593 */ 12594 private boolean deletePackageLI(String packageName, UserHandle user, 12595 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12596 int flags, PackageRemovedInfo outInfo, 12597 boolean writeSettings) { 12598 if (packageName == null) { 12599 Slog.w(TAG, "Attempt to delete null packageName."); 12600 return false; 12601 } 12602 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12603 PackageSetting ps; 12604 boolean dataOnly = false; 12605 int removeUser = -1; 12606 int appId = -1; 12607 synchronized (mPackages) { 12608 ps = mSettings.mPackages.get(packageName); 12609 if (ps == null) { 12610 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12611 return false; 12612 } 12613 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12614 && user.getIdentifier() != UserHandle.USER_ALL) { 12615 // The caller is asking that the package only be deleted for a single 12616 // user. To do this, we just mark its uninstalled state and delete 12617 // its data. If this is a system app, we only allow this to happen if 12618 // they have set the special DELETE_SYSTEM_APP which requests different 12619 // semantics than normal for uninstalling system apps. 12620 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12621 ps.setUserState(user.getIdentifier(), 12622 COMPONENT_ENABLED_STATE_DEFAULT, 12623 false, //installed 12624 true, //stopped 12625 true, //notLaunched 12626 false, //hidden 12627 null, null, null, 12628 false, // blockUninstall 12629 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12630 if (!isSystemApp(ps)) { 12631 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12632 // Other user still have this package installed, so all 12633 // we need to do is clear this user's data and save that 12634 // it is uninstalled. 12635 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12636 removeUser = user.getIdentifier(); 12637 appId = ps.appId; 12638 scheduleWritePackageRestrictionsLocked(removeUser); 12639 } else { 12640 // We need to set it back to 'installed' so the uninstall 12641 // broadcasts will be sent correctly. 12642 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12643 ps.setInstalled(true, user.getIdentifier()); 12644 } 12645 } else { 12646 // This is a system app, so we assume that the 12647 // other users still have this package installed, so all 12648 // we need to do is clear this user's data and save that 12649 // it is uninstalled. 12650 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12651 removeUser = user.getIdentifier(); 12652 appId = ps.appId; 12653 scheduleWritePackageRestrictionsLocked(removeUser); 12654 } 12655 } 12656 } 12657 12658 if (removeUser >= 0) { 12659 // From above, we determined that we are deleting this only 12660 // for a single user. Continue the work here. 12661 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12662 if (outInfo != null) { 12663 outInfo.removedPackage = packageName; 12664 outInfo.removedAppId = appId; 12665 outInfo.removedUsers = new int[] {removeUser}; 12666 } 12667 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12668 removeKeystoreDataIfNeeded(removeUser, appId); 12669 schedulePackageCleaning(packageName, removeUser, false); 12670 synchronized (mPackages) { 12671 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12672 scheduleWritePackageRestrictionsLocked(removeUser); 12673 } 12674 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12675 removeUser); 12676 } 12677 return true; 12678 } 12679 12680 if (dataOnly) { 12681 // Delete application data first 12682 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12683 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12684 return true; 12685 } 12686 12687 boolean ret = false; 12688 if (isSystemApp(ps)) { 12689 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12690 // When an updated system application is deleted we delete the existing resources as well and 12691 // fall back to existing code in system partition 12692 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12693 flags, outInfo, writeSettings); 12694 } else { 12695 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12696 // Kill application pre-emptively especially for apps on sd. 12697 killApplication(packageName, ps.appId, "uninstall pkg"); 12698 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12699 allUserHandles, perUserInstalled, 12700 outInfo, writeSettings); 12701 } 12702 12703 return ret; 12704 } 12705 12706 private final class ClearStorageConnection implements ServiceConnection { 12707 IMediaContainerService mContainerService; 12708 12709 @Override 12710 public void onServiceConnected(ComponentName name, IBinder service) { 12711 synchronized (this) { 12712 mContainerService = IMediaContainerService.Stub.asInterface(service); 12713 notifyAll(); 12714 } 12715 } 12716 12717 @Override 12718 public void onServiceDisconnected(ComponentName name) { 12719 } 12720 } 12721 12722 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12723 final boolean mounted; 12724 if (Environment.isExternalStorageEmulated()) { 12725 mounted = true; 12726 } else { 12727 final String status = Environment.getExternalStorageState(); 12728 12729 mounted = status.equals(Environment.MEDIA_MOUNTED) 12730 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12731 } 12732 12733 if (!mounted) { 12734 return; 12735 } 12736 12737 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12738 int[] users; 12739 if (userId == UserHandle.USER_ALL) { 12740 users = sUserManager.getUserIds(); 12741 } else { 12742 users = new int[] { userId }; 12743 } 12744 final ClearStorageConnection conn = new ClearStorageConnection(); 12745 if (mContext.bindServiceAsUser( 12746 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12747 try { 12748 for (int curUser : users) { 12749 long timeout = SystemClock.uptimeMillis() + 5000; 12750 synchronized (conn) { 12751 long now = SystemClock.uptimeMillis(); 12752 while (conn.mContainerService == null && now < timeout) { 12753 try { 12754 conn.wait(timeout - now); 12755 } catch (InterruptedException e) { 12756 } 12757 } 12758 } 12759 if (conn.mContainerService == null) { 12760 return; 12761 } 12762 12763 final UserEnvironment userEnv = new UserEnvironment(curUser); 12764 clearDirectory(conn.mContainerService, 12765 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12766 if (allData) { 12767 clearDirectory(conn.mContainerService, 12768 userEnv.buildExternalStorageAppDataDirs(packageName)); 12769 clearDirectory(conn.mContainerService, 12770 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12771 } 12772 } 12773 } finally { 12774 mContext.unbindService(conn); 12775 } 12776 } 12777 } 12778 12779 @Override 12780 public void clearApplicationUserData(final String packageName, 12781 final IPackageDataObserver observer, final int userId) { 12782 mContext.enforceCallingOrSelfPermission( 12783 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12784 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12785 // Queue up an async operation since the package deletion may take a little while. 12786 mHandler.post(new Runnable() { 12787 public void run() { 12788 mHandler.removeCallbacks(this); 12789 final boolean succeeded; 12790 synchronized (mInstallLock) { 12791 succeeded = clearApplicationUserDataLI(packageName, userId); 12792 } 12793 clearExternalStorageDataSync(packageName, userId, true); 12794 if (succeeded) { 12795 // invoke DeviceStorageMonitor's update method to clear any notifications 12796 DeviceStorageMonitorInternal 12797 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12798 if (dsm != null) { 12799 dsm.checkMemory(); 12800 } 12801 } 12802 if(observer != null) { 12803 try { 12804 observer.onRemoveCompleted(packageName, succeeded); 12805 } catch (RemoteException e) { 12806 Log.i(TAG, "Observer no longer exists."); 12807 } 12808 } //end if observer 12809 } //end run 12810 }); 12811 } 12812 12813 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12814 if (packageName == null) { 12815 Slog.w(TAG, "Attempt to delete null packageName."); 12816 return false; 12817 } 12818 12819 // Try finding details about the requested package 12820 PackageParser.Package pkg; 12821 synchronized (mPackages) { 12822 pkg = mPackages.get(packageName); 12823 if (pkg == null) { 12824 final PackageSetting ps = mSettings.mPackages.get(packageName); 12825 if (ps != null) { 12826 pkg = ps.pkg; 12827 } 12828 } 12829 12830 if (pkg == null) { 12831 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12832 return false; 12833 } 12834 12835 PackageSetting ps = (PackageSetting) pkg.mExtras; 12836 PermissionsState permissionsState = ps.getPermissionsState(); 12837 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12838 } 12839 12840 // Always delete data directories for package, even if we found no other 12841 // record of app. This helps users recover from UID mismatches without 12842 // resorting to a full data wipe. 12843 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12844 if (retCode < 0) { 12845 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12846 return false; 12847 } 12848 12849 final int appId = pkg.applicationInfo.uid; 12850 removeKeystoreDataIfNeeded(userId, appId); 12851 12852 // Create a native library symlink only if we have native libraries 12853 // and if the native libraries are 32 bit libraries. We do not provide 12854 // this symlink for 64 bit libraries. 12855 if (pkg.applicationInfo.primaryCpuAbi != null && 12856 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12857 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12858 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12859 nativeLibPath, userId) < 0) { 12860 Slog.w(TAG, "Failed linking native library dir"); 12861 return false; 12862 } 12863 } 12864 12865 return true; 12866 } 12867 12868 12869 /** 12870 * Revokes granted runtime permissions and clears resettable flags 12871 * which are flags that can be set by a user interaction. 12872 * 12873 * @param permissionsState The permission state to reset. 12874 * @param userId The device user for which to do a reset. 12875 */ 12876 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 12877 PermissionsState permissionsState, int userId) { 12878 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 12879 | PackageManager.FLAG_PERMISSION_USER_FIXED 12880 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 12881 12882 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 12883 } 12884 12885 /** 12886 * Revokes granted runtime permissions and clears all flags. 12887 * 12888 * @param permissionsState The permission state to reset. 12889 * @param userId The device user for which to do a reset. 12890 */ 12891 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 12892 PermissionsState permissionsState, int userId) { 12893 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 12894 PackageManager.MASK_PERMISSION_FLAGS); 12895 } 12896 12897 /** 12898 * Revokes granted runtime permissions and clears certain flags. 12899 * 12900 * @param permissionsState The permission state to reset. 12901 * @param userId The device user for which to do a reset. 12902 * @param flags The flags that is going to be reset. 12903 */ 12904 private void revokeRuntimePermissionsAndClearFlagsLocked( 12905 PermissionsState permissionsState, int userId, int flags) { 12906 boolean needsWrite = false; 12907 12908 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 12909 BasePermission bp = mSettings.mPermissions.get(state.getName()); 12910 if (bp != null) { 12911 permissionsState.revokeRuntimePermission(bp, userId); 12912 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 12913 needsWrite = true; 12914 } 12915 } 12916 12917 // Ensure default permissions are never cleared. 12918 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 12919 12920 if (needsWrite) { 12921 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 12922 } 12923 } 12924 12925 /** 12926 * Remove entries from the keystore daemon. Will only remove it if the 12927 * {@code appId} is valid. 12928 */ 12929 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12930 if (appId < 0) { 12931 return; 12932 } 12933 12934 final KeyStore keyStore = KeyStore.getInstance(); 12935 if (keyStore != null) { 12936 if (userId == UserHandle.USER_ALL) { 12937 for (final int individual : sUserManager.getUserIds()) { 12938 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12939 } 12940 } else { 12941 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12942 } 12943 } else { 12944 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12945 } 12946 } 12947 12948 @Override 12949 public void deleteApplicationCacheFiles(final String packageName, 12950 final IPackageDataObserver observer) { 12951 mContext.enforceCallingOrSelfPermission( 12952 android.Manifest.permission.DELETE_CACHE_FILES, null); 12953 // Queue up an async operation since the package deletion may take a little while. 12954 final int userId = UserHandle.getCallingUserId(); 12955 mHandler.post(new Runnable() { 12956 public void run() { 12957 mHandler.removeCallbacks(this); 12958 final boolean succeded; 12959 synchronized (mInstallLock) { 12960 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12961 } 12962 clearExternalStorageDataSync(packageName, userId, false); 12963 if (observer != null) { 12964 try { 12965 observer.onRemoveCompleted(packageName, succeded); 12966 } catch (RemoteException e) { 12967 Log.i(TAG, "Observer no longer exists."); 12968 } 12969 } //end if observer 12970 } //end run 12971 }); 12972 } 12973 12974 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12975 if (packageName == null) { 12976 Slog.w(TAG, "Attempt to delete null packageName."); 12977 return false; 12978 } 12979 PackageParser.Package p; 12980 synchronized (mPackages) { 12981 p = mPackages.get(packageName); 12982 } 12983 if (p == null) { 12984 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12985 return false; 12986 } 12987 final ApplicationInfo applicationInfo = p.applicationInfo; 12988 if (applicationInfo == null) { 12989 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12990 return false; 12991 } 12992 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12993 if (retCode < 0) { 12994 Slog.w(TAG, "Couldn't remove cache files for package: " 12995 + packageName + " u" + userId); 12996 return false; 12997 } 12998 return true; 12999 } 13000 13001 @Override 13002 public void getPackageSizeInfo(final String packageName, int userHandle, 13003 final IPackageStatsObserver observer) { 13004 mContext.enforceCallingOrSelfPermission( 13005 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13006 if (packageName == null) { 13007 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13008 } 13009 13010 PackageStats stats = new PackageStats(packageName, userHandle); 13011 13012 /* 13013 * Queue up an async operation since the package measurement may take a 13014 * little while. 13015 */ 13016 Message msg = mHandler.obtainMessage(INIT_COPY); 13017 msg.obj = new MeasureParams(stats, observer); 13018 mHandler.sendMessage(msg); 13019 } 13020 13021 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13022 PackageStats pStats) { 13023 if (packageName == null) { 13024 Slog.w(TAG, "Attempt to get size of null packageName."); 13025 return false; 13026 } 13027 PackageParser.Package p; 13028 boolean dataOnly = false; 13029 String libDirRoot = null; 13030 String asecPath = null; 13031 PackageSetting ps = null; 13032 synchronized (mPackages) { 13033 p = mPackages.get(packageName); 13034 ps = mSettings.mPackages.get(packageName); 13035 if(p == null) { 13036 dataOnly = true; 13037 if((ps == null) || (ps.pkg == null)) { 13038 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13039 return false; 13040 } 13041 p = ps.pkg; 13042 } 13043 if (ps != null) { 13044 libDirRoot = ps.legacyNativeLibraryPathString; 13045 } 13046 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13047 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13048 if (secureContainerId != null) { 13049 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13050 } 13051 } 13052 } 13053 String publicSrcDir = null; 13054 if(!dataOnly) { 13055 final ApplicationInfo applicationInfo = p.applicationInfo; 13056 if (applicationInfo == null) { 13057 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13058 return false; 13059 } 13060 if (p.isForwardLocked()) { 13061 publicSrcDir = applicationInfo.getBaseResourcePath(); 13062 } 13063 } 13064 // TODO: extend to measure size of split APKs 13065 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13066 // not just the first level. 13067 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13068 // just the primary. 13069 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13070 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13071 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13072 if (res < 0) { 13073 return false; 13074 } 13075 13076 // Fix-up for forward-locked applications in ASEC containers. 13077 if (!isExternal(p)) { 13078 pStats.codeSize += pStats.externalCodeSize; 13079 pStats.externalCodeSize = 0L; 13080 } 13081 13082 return true; 13083 } 13084 13085 13086 @Override 13087 public void addPackageToPreferred(String packageName) { 13088 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13089 } 13090 13091 @Override 13092 public void removePackageFromPreferred(String packageName) { 13093 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13094 } 13095 13096 @Override 13097 public List<PackageInfo> getPreferredPackages(int flags) { 13098 return new ArrayList<PackageInfo>(); 13099 } 13100 13101 private int getUidTargetSdkVersionLockedLPr(int uid) { 13102 Object obj = mSettings.getUserIdLPr(uid); 13103 if (obj instanceof SharedUserSetting) { 13104 final SharedUserSetting sus = (SharedUserSetting) obj; 13105 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13106 final Iterator<PackageSetting> it = sus.packages.iterator(); 13107 while (it.hasNext()) { 13108 final PackageSetting ps = it.next(); 13109 if (ps.pkg != null) { 13110 int v = ps.pkg.applicationInfo.targetSdkVersion; 13111 if (v < vers) vers = v; 13112 } 13113 } 13114 return vers; 13115 } else if (obj instanceof PackageSetting) { 13116 final PackageSetting ps = (PackageSetting) obj; 13117 if (ps.pkg != null) { 13118 return ps.pkg.applicationInfo.targetSdkVersion; 13119 } 13120 } 13121 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13122 } 13123 13124 @Override 13125 public void addPreferredActivity(IntentFilter filter, int match, 13126 ComponentName[] set, ComponentName activity, int userId) { 13127 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13128 "Adding preferred"); 13129 } 13130 13131 private void addPreferredActivityInternal(IntentFilter filter, int match, 13132 ComponentName[] set, ComponentName activity, boolean always, int userId, 13133 String opname) { 13134 // writer 13135 int callingUid = Binder.getCallingUid(); 13136 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13137 if (filter.countActions() == 0) { 13138 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13139 return; 13140 } 13141 synchronized (mPackages) { 13142 if (mContext.checkCallingOrSelfPermission( 13143 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13144 != PackageManager.PERMISSION_GRANTED) { 13145 if (getUidTargetSdkVersionLockedLPr(callingUid) 13146 < Build.VERSION_CODES.FROYO) { 13147 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13148 + callingUid); 13149 return; 13150 } 13151 mContext.enforceCallingOrSelfPermission( 13152 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13153 } 13154 13155 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13156 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13157 + userId + ":"); 13158 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13159 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13160 scheduleWritePackageRestrictionsLocked(userId); 13161 } 13162 } 13163 13164 @Override 13165 public void replacePreferredActivity(IntentFilter filter, int match, 13166 ComponentName[] set, ComponentName activity, int userId) { 13167 if (filter.countActions() != 1) { 13168 throw new IllegalArgumentException( 13169 "replacePreferredActivity expects filter to have only 1 action."); 13170 } 13171 if (filter.countDataAuthorities() != 0 13172 || filter.countDataPaths() != 0 13173 || filter.countDataSchemes() > 1 13174 || filter.countDataTypes() != 0) { 13175 throw new IllegalArgumentException( 13176 "replacePreferredActivity expects filter to have no data authorities, " + 13177 "paths, or types; and at most one scheme."); 13178 } 13179 13180 final int callingUid = Binder.getCallingUid(); 13181 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13182 synchronized (mPackages) { 13183 if (mContext.checkCallingOrSelfPermission( 13184 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13185 != PackageManager.PERMISSION_GRANTED) { 13186 if (getUidTargetSdkVersionLockedLPr(callingUid) 13187 < Build.VERSION_CODES.FROYO) { 13188 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13189 + Binder.getCallingUid()); 13190 return; 13191 } 13192 mContext.enforceCallingOrSelfPermission( 13193 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13194 } 13195 13196 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13197 if (pir != null) { 13198 // Get all of the existing entries that exactly match this filter. 13199 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13200 if (existing != null && existing.size() == 1) { 13201 PreferredActivity cur = existing.get(0); 13202 if (DEBUG_PREFERRED) { 13203 Slog.i(TAG, "Checking replace of preferred:"); 13204 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13205 if (!cur.mPref.mAlways) { 13206 Slog.i(TAG, " -- CUR; not mAlways!"); 13207 } else { 13208 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13209 Slog.i(TAG, " -- CUR: mSet=" 13210 + Arrays.toString(cur.mPref.mSetComponents)); 13211 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13212 Slog.i(TAG, " -- NEW: mMatch=" 13213 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13214 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13215 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13216 } 13217 } 13218 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13219 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13220 && cur.mPref.sameSet(set)) { 13221 // Setting the preferred activity to what it happens to be already 13222 if (DEBUG_PREFERRED) { 13223 Slog.i(TAG, "Replacing with same preferred activity " 13224 + cur.mPref.mShortComponent + " for user " 13225 + userId + ":"); 13226 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13227 } 13228 return; 13229 } 13230 } 13231 13232 if (existing != null) { 13233 if (DEBUG_PREFERRED) { 13234 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13235 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13236 } 13237 for (int i = 0; i < existing.size(); i++) { 13238 PreferredActivity pa = existing.get(i); 13239 if (DEBUG_PREFERRED) { 13240 Slog.i(TAG, "Removing existing preferred activity " 13241 + pa.mPref.mComponent + ":"); 13242 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13243 } 13244 pir.removeFilter(pa); 13245 } 13246 } 13247 } 13248 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13249 "Replacing preferred"); 13250 } 13251 } 13252 13253 @Override 13254 public void clearPackagePreferredActivities(String packageName) { 13255 final int uid = Binder.getCallingUid(); 13256 // writer 13257 synchronized (mPackages) { 13258 PackageParser.Package pkg = mPackages.get(packageName); 13259 if (pkg == null || pkg.applicationInfo.uid != uid) { 13260 if (mContext.checkCallingOrSelfPermission( 13261 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13262 != PackageManager.PERMISSION_GRANTED) { 13263 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13264 < Build.VERSION_CODES.FROYO) { 13265 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13266 + Binder.getCallingUid()); 13267 return; 13268 } 13269 mContext.enforceCallingOrSelfPermission( 13270 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13271 } 13272 } 13273 13274 int user = UserHandle.getCallingUserId(); 13275 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13276 scheduleWritePackageRestrictionsLocked(user); 13277 } 13278 } 13279 } 13280 13281 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13282 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13283 ArrayList<PreferredActivity> removed = null; 13284 boolean changed = false; 13285 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13286 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13287 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13288 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13289 continue; 13290 } 13291 Iterator<PreferredActivity> it = pir.filterIterator(); 13292 while (it.hasNext()) { 13293 PreferredActivity pa = it.next(); 13294 // Mark entry for removal only if it matches the package name 13295 // and the entry is of type "always". 13296 if (packageName == null || 13297 (pa.mPref.mComponent.getPackageName().equals(packageName) 13298 && pa.mPref.mAlways)) { 13299 if (removed == null) { 13300 removed = new ArrayList<PreferredActivity>(); 13301 } 13302 removed.add(pa); 13303 } 13304 } 13305 if (removed != null) { 13306 for (int j=0; j<removed.size(); j++) { 13307 PreferredActivity pa = removed.get(j); 13308 pir.removeFilter(pa); 13309 } 13310 changed = true; 13311 } 13312 } 13313 return changed; 13314 } 13315 13316 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13317 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13318 if (userId == UserHandle.USER_ALL) { 13319 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13320 sUserManager.getUserIds())) { 13321 for (int oneUserId : sUserManager.getUserIds()) { 13322 scheduleWritePackageRestrictionsLocked(oneUserId); 13323 } 13324 } 13325 } else { 13326 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13327 scheduleWritePackageRestrictionsLocked(userId); 13328 } 13329 } 13330 } 13331 13332 13333 void clearDefaultBrowserIfNeeded(String packageName) { 13334 for (int oneUserId : sUserManager.getUserIds()) { 13335 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13336 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13337 if (packageName.equals(defaultBrowserPackageName)) { 13338 setDefaultBrowserPackageName(null, oneUserId); 13339 } 13340 } 13341 } 13342 13343 @Override 13344 public void resetPreferredActivities(int userId) { 13345 /* TODO: Actually use userId. Why is it being passed in? */ 13346 mContext.enforceCallingOrSelfPermission( 13347 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13348 // writer 13349 synchronized (mPackages) { 13350 int user = UserHandle.getCallingUserId(); 13351 clearPackagePreferredActivitiesLPw(null, user); 13352 mSettings.readDefaultPreferredAppsLPw(this, user); 13353 scheduleWritePackageRestrictionsLocked(user); 13354 } 13355 } 13356 13357 @Override 13358 public int getPreferredActivities(List<IntentFilter> outFilters, 13359 List<ComponentName> outActivities, String packageName) { 13360 13361 int num = 0; 13362 final int userId = UserHandle.getCallingUserId(); 13363 // reader 13364 synchronized (mPackages) { 13365 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13366 if (pir != null) { 13367 final Iterator<PreferredActivity> it = pir.filterIterator(); 13368 while (it.hasNext()) { 13369 final PreferredActivity pa = it.next(); 13370 if (packageName == null 13371 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13372 && pa.mPref.mAlways)) { 13373 if (outFilters != null) { 13374 outFilters.add(new IntentFilter(pa)); 13375 } 13376 if (outActivities != null) { 13377 outActivities.add(pa.mPref.mComponent); 13378 } 13379 } 13380 } 13381 } 13382 } 13383 13384 return num; 13385 } 13386 13387 @Override 13388 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13389 int userId) { 13390 int callingUid = Binder.getCallingUid(); 13391 if (callingUid != Process.SYSTEM_UID) { 13392 throw new SecurityException( 13393 "addPersistentPreferredActivity can only be run by the system"); 13394 } 13395 if (filter.countActions() == 0) { 13396 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13397 return; 13398 } 13399 synchronized (mPackages) { 13400 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13401 " :"); 13402 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13403 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13404 new PersistentPreferredActivity(filter, activity)); 13405 scheduleWritePackageRestrictionsLocked(userId); 13406 } 13407 } 13408 13409 @Override 13410 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13411 int callingUid = Binder.getCallingUid(); 13412 if (callingUid != Process.SYSTEM_UID) { 13413 throw new SecurityException( 13414 "clearPackagePersistentPreferredActivities can only be run by the system"); 13415 } 13416 ArrayList<PersistentPreferredActivity> removed = null; 13417 boolean changed = false; 13418 synchronized (mPackages) { 13419 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13420 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13421 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13422 .valueAt(i); 13423 if (userId != thisUserId) { 13424 continue; 13425 } 13426 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13427 while (it.hasNext()) { 13428 PersistentPreferredActivity ppa = it.next(); 13429 // Mark entry for removal only if it matches the package name. 13430 if (ppa.mComponent.getPackageName().equals(packageName)) { 13431 if (removed == null) { 13432 removed = new ArrayList<PersistentPreferredActivity>(); 13433 } 13434 removed.add(ppa); 13435 } 13436 } 13437 if (removed != null) { 13438 for (int j=0; j<removed.size(); j++) { 13439 PersistentPreferredActivity ppa = removed.get(j); 13440 ppir.removeFilter(ppa); 13441 } 13442 changed = true; 13443 } 13444 } 13445 13446 if (changed) { 13447 scheduleWritePackageRestrictionsLocked(userId); 13448 } 13449 } 13450 } 13451 13452 /** 13453 * Common machinery for picking apart a restored XML blob and passing 13454 * it to a caller-supplied functor to be applied to the running system. 13455 */ 13456 private void restoreFromXml(XmlPullParser parser, int userId, 13457 String expectedStartTag, BlobXmlRestorer functor) 13458 throws IOException, XmlPullParserException { 13459 int type; 13460 while ((type = parser.next()) != XmlPullParser.START_TAG 13461 && type != XmlPullParser.END_DOCUMENT) { 13462 } 13463 if (type != XmlPullParser.START_TAG) { 13464 // oops didn't find a start tag?! 13465 if (DEBUG_BACKUP) { 13466 Slog.e(TAG, "Didn't find start tag during restore"); 13467 } 13468 return; 13469 } 13470 13471 // this is supposed to be TAG_PREFERRED_BACKUP 13472 if (!expectedStartTag.equals(parser.getName())) { 13473 if (DEBUG_BACKUP) { 13474 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13475 } 13476 return; 13477 } 13478 13479 // skip interfering stuff, then we're aligned with the backing implementation 13480 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13481 functor.apply(parser, userId); 13482 } 13483 13484 private interface BlobXmlRestorer { 13485 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13486 } 13487 13488 /** 13489 * Non-Binder method, support for the backup/restore mechanism: write the 13490 * full set of preferred activities in its canonical XML format. Returns the 13491 * XML output as a byte array, or null if there is none. 13492 */ 13493 @Override 13494 public byte[] getPreferredActivityBackup(int userId) { 13495 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13496 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13497 } 13498 13499 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13500 try { 13501 final XmlSerializer serializer = new FastXmlSerializer(); 13502 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13503 serializer.startDocument(null, true); 13504 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13505 13506 synchronized (mPackages) { 13507 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13508 } 13509 13510 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13511 serializer.endDocument(); 13512 serializer.flush(); 13513 } catch (Exception e) { 13514 if (DEBUG_BACKUP) { 13515 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13516 } 13517 return null; 13518 } 13519 13520 return dataStream.toByteArray(); 13521 } 13522 13523 @Override 13524 public void restorePreferredActivities(byte[] backup, int userId) { 13525 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13526 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13527 } 13528 13529 try { 13530 final XmlPullParser parser = Xml.newPullParser(); 13531 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13532 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13533 new BlobXmlRestorer() { 13534 @Override 13535 public void apply(XmlPullParser parser, int userId) 13536 throws XmlPullParserException, IOException { 13537 synchronized (mPackages) { 13538 mSettings.readPreferredActivitiesLPw(parser, userId); 13539 } 13540 } 13541 } ); 13542 } catch (Exception e) { 13543 if (DEBUG_BACKUP) { 13544 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13545 } 13546 } 13547 } 13548 13549 /** 13550 * Non-Binder method, support for the backup/restore mechanism: write the 13551 * default browser (etc) settings in its canonical XML format. Returns the default 13552 * browser XML representation as a byte array, or null if there is none. 13553 */ 13554 @Override 13555 public byte[] getDefaultAppsBackup(int userId) { 13556 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13557 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13558 } 13559 13560 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13561 try { 13562 final XmlSerializer serializer = new FastXmlSerializer(); 13563 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13564 serializer.startDocument(null, true); 13565 serializer.startTag(null, TAG_DEFAULT_APPS); 13566 13567 synchronized (mPackages) { 13568 mSettings.writeDefaultAppsLPr(serializer, userId); 13569 } 13570 13571 serializer.endTag(null, TAG_DEFAULT_APPS); 13572 serializer.endDocument(); 13573 serializer.flush(); 13574 } catch (Exception e) { 13575 if (DEBUG_BACKUP) { 13576 Slog.e(TAG, "Unable to write default apps for backup", e); 13577 } 13578 return null; 13579 } 13580 13581 return dataStream.toByteArray(); 13582 } 13583 13584 @Override 13585 public void restoreDefaultApps(byte[] backup, int userId) { 13586 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13587 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13588 } 13589 13590 try { 13591 final XmlPullParser parser = Xml.newPullParser(); 13592 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13593 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13594 new BlobXmlRestorer() { 13595 @Override 13596 public void apply(XmlPullParser parser, int userId) 13597 throws XmlPullParserException, IOException { 13598 synchronized (mPackages) { 13599 mSettings.readDefaultAppsLPw(parser, userId); 13600 } 13601 } 13602 } ); 13603 } catch (Exception e) { 13604 if (DEBUG_BACKUP) { 13605 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13606 } 13607 } 13608 } 13609 13610 @Override 13611 public byte[] getIntentFilterVerificationBackup(int userId) { 13612 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13613 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13614 } 13615 13616 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13617 try { 13618 final XmlSerializer serializer = new FastXmlSerializer(); 13619 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13620 serializer.startDocument(null, true); 13621 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13622 13623 synchronized (mPackages) { 13624 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13625 } 13626 13627 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13628 serializer.endDocument(); 13629 serializer.flush(); 13630 } catch (Exception e) { 13631 if (DEBUG_BACKUP) { 13632 Slog.e(TAG, "Unable to write default apps for backup", e); 13633 } 13634 return null; 13635 } 13636 13637 return dataStream.toByteArray(); 13638 } 13639 13640 @Override 13641 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13642 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13643 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13644 } 13645 13646 try { 13647 final XmlPullParser parser = Xml.newPullParser(); 13648 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13649 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13650 new BlobXmlRestorer() { 13651 @Override 13652 public void apply(XmlPullParser parser, int userId) 13653 throws XmlPullParserException, IOException { 13654 synchronized (mPackages) { 13655 mSettings.readAllDomainVerificationsLPr(parser, userId); 13656 mSettings.writeLPr(); 13657 } 13658 } 13659 } ); 13660 } catch (Exception e) { 13661 if (DEBUG_BACKUP) { 13662 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13663 } 13664 } 13665 } 13666 13667 @Override 13668 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13669 int sourceUserId, int targetUserId, int flags) { 13670 mContext.enforceCallingOrSelfPermission( 13671 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13672 int callingUid = Binder.getCallingUid(); 13673 enforceOwnerRights(ownerPackage, callingUid); 13674 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13675 if (intentFilter.countActions() == 0) { 13676 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13677 return; 13678 } 13679 synchronized (mPackages) { 13680 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13681 ownerPackage, targetUserId, flags); 13682 CrossProfileIntentResolver resolver = 13683 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13684 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13685 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13686 if (existing != null) { 13687 int size = existing.size(); 13688 for (int i = 0; i < size; i++) { 13689 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13690 return; 13691 } 13692 } 13693 } 13694 resolver.addFilter(newFilter); 13695 scheduleWritePackageRestrictionsLocked(sourceUserId); 13696 } 13697 } 13698 13699 @Override 13700 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13701 mContext.enforceCallingOrSelfPermission( 13702 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13703 int callingUid = Binder.getCallingUid(); 13704 enforceOwnerRights(ownerPackage, callingUid); 13705 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13706 synchronized (mPackages) { 13707 CrossProfileIntentResolver resolver = 13708 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13709 ArraySet<CrossProfileIntentFilter> set = 13710 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13711 for (CrossProfileIntentFilter filter : set) { 13712 if (filter.getOwnerPackage().equals(ownerPackage)) { 13713 resolver.removeFilter(filter); 13714 } 13715 } 13716 scheduleWritePackageRestrictionsLocked(sourceUserId); 13717 } 13718 } 13719 13720 // Enforcing that callingUid is owning pkg on userId 13721 private void enforceOwnerRights(String pkg, int callingUid) { 13722 // The system owns everything. 13723 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13724 return; 13725 } 13726 int callingUserId = UserHandle.getUserId(callingUid); 13727 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13728 if (pi == null) { 13729 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13730 + callingUserId); 13731 } 13732 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13733 throw new SecurityException("Calling uid " + callingUid 13734 + " does not own package " + pkg); 13735 } 13736 } 13737 13738 @Override 13739 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13740 Intent intent = new Intent(Intent.ACTION_MAIN); 13741 intent.addCategory(Intent.CATEGORY_HOME); 13742 13743 final int callingUserId = UserHandle.getCallingUserId(); 13744 List<ResolveInfo> list = queryIntentActivities(intent, null, 13745 PackageManager.GET_META_DATA, callingUserId); 13746 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13747 true, false, false, callingUserId); 13748 13749 allHomeCandidates.clear(); 13750 if (list != null) { 13751 for (ResolveInfo ri : list) { 13752 allHomeCandidates.add(ri); 13753 } 13754 } 13755 return (preferred == null || preferred.activityInfo == null) 13756 ? null 13757 : new ComponentName(preferred.activityInfo.packageName, 13758 preferred.activityInfo.name); 13759 } 13760 13761 @Override 13762 public void setApplicationEnabledSetting(String appPackageName, 13763 int newState, int flags, int userId, String callingPackage) { 13764 if (!sUserManager.exists(userId)) return; 13765 if (callingPackage == null) { 13766 callingPackage = Integer.toString(Binder.getCallingUid()); 13767 } 13768 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13769 } 13770 13771 @Override 13772 public void setComponentEnabledSetting(ComponentName componentName, 13773 int newState, int flags, int userId) { 13774 if (!sUserManager.exists(userId)) return; 13775 setEnabledSetting(componentName.getPackageName(), 13776 componentName.getClassName(), newState, flags, userId, null); 13777 } 13778 13779 private void setEnabledSetting(final String packageName, String className, int newState, 13780 final int flags, int userId, String callingPackage) { 13781 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13782 || newState == COMPONENT_ENABLED_STATE_ENABLED 13783 || newState == COMPONENT_ENABLED_STATE_DISABLED 13784 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13785 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13786 throw new IllegalArgumentException("Invalid new component state: " 13787 + newState); 13788 } 13789 PackageSetting pkgSetting; 13790 final int uid = Binder.getCallingUid(); 13791 final int permission = mContext.checkCallingOrSelfPermission( 13792 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13793 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13794 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13795 boolean sendNow = false; 13796 boolean isApp = (className == null); 13797 String componentName = isApp ? packageName : className; 13798 int packageUid = -1; 13799 ArrayList<String> components; 13800 13801 // writer 13802 synchronized (mPackages) { 13803 pkgSetting = mSettings.mPackages.get(packageName); 13804 if (pkgSetting == null) { 13805 if (className == null) { 13806 throw new IllegalArgumentException( 13807 "Unknown package: " + packageName); 13808 } 13809 throw new IllegalArgumentException( 13810 "Unknown component: " + packageName 13811 + "/" + className); 13812 } 13813 // Allow root and verify that userId is not being specified by a different user 13814 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13815 throw new SecurityException( 13816 "Permission Denial: attempt to change component state from pid=" 13817 + Binder.getCallingPid() 13818 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13819 } 13820 if (className == null) { 13821 // We're dealing with an application/package level state change 13822 if (pkgSetting.getEnabled(userId) == newState) { 13823 // Nothing to do 13824 return; 13825 } 13826 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13827 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13828 // Don't care about who enables an app. 13829 callingPackage = null; 13830 } 13831 pkgSetting.setEnabled(newState, userId, callingPackage); 13832 // pkgSetting.pkg.mSetEnabled = newState; 13833 } else { 13834 // We're dealing with a component level state change 13835 // First, verify that this is a valid class name. 13836 PackageParser.Package pkg = pkgSetting.pkg; 13837 if (pkg == null || !pkg.hasComponentClassName(className)) { 13838 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13839 throw new IllegalArgumentException("Component class " + className 13840 + " does not exist in " + packageName); 13841 } else { 13842 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13843 + className + " does not exist in " + packageName); 13844 } 13845 } 13846 switch (newState) { 13847 case COMPONENT_ENABLED_STATE_ENABLED: 13848 if (!pkgSetting.enableComponentLPw(className, userId)) { 13849 return; 13850 } 13851 break; 13852 case COMPONENT_ENABLED_STATE_DISABLED: 13853 if (!pkgSetting.disableComponentLPw(className, userId)) { 13854 return; 13855 } 13856 break; 13857 case COMPONENT_ENABLED_STATE_DEFAULT: 13858 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13859 return; 13860 } 13861 break; 13862 default: 13863 Slog.e(TAG, "Invalid new component state: " + newState); 13864 return; 13865 } 13866 } 13867 scheduleWritePackageRestrictionsLocked(userId); 13868 components = mPendingBroadcasts.get(userId, packageName); 13869 final boolean newPackage = components == null; 13870 if (newPackage) { 13871 components = new ArrayList<String>(); 13872 } 13873 if (!components.contains(componentName)) { 13874 components.add(componentName); 13875 } 13876 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13877 sendNow = true; 13878 // Purge entry from pending broadcast list if another one exists already 13879 // since we are sending one right away. 13880 mPendingBroadcasts.remove(userId, packageName); 13881 } else { 13882 if (newPackage) { 13883 mPendingBroadcasts.put(userId, packageName, components); 13884 } 13885 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13886 // Schedule a message 13887 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13888 } 13889 } 13890 } 13891 13892 long callingId = Binder.clearCallingIdentity(); 13893 try { 13894 if (sendNow) { 13895 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13896 sendPackageChangedBroadcast(packageName, 13897 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13898 } 13899 } finally { 13900 Binder.restoreCallingIdentity(callingId); 13901 } 13902 } 13903 13904 private void sendPackageChangedBroadcast(String packageName, 13905 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13906 if (DEBUG_INSTALL) 13907 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13908 + componentNames); 13909 Bundle extras = new Bundle(4); 13910 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13911 String nameList[] = new String[componentNames.size()]; 13912 componentNames.toArray(nameList); 13913 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13914 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13915 extras.putInt(Intent.EXTRA_UID, packageUid); 13916 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13917 new int[] {UserHandle.getUserId(packageUid)}); 13918 } 13919 13920 @Override 13921 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13922 if (!sUserManager.exists(userId)) return; 13923 final int uid = Binder.getCallingUid(); 13924 final int permission = mContext.checkCallingOrSelfPermission( 13925 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13926 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13927 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13928 // writer 13929 synchronized (mPackages) { 13930 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 13931 allowedByPermission, uid, userId)) { 13932 scheduleWritePackageRestrictionsLocked(userId); 13933 } 13934 } 13935 } 13936 13937 @Override 13938 public String getInstallerPackageName(String packageName) { 13939 // reader 13940 synchronized (mPackages) { 13941 return mSettings.getInstallerPackageNameLPr(packageName); 13942 } 13943 } 13944 13945 @Override 13946 public int getApplicationEnabledSetting(String packageName, int userId) { 13947 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13948 int uid = Binder.getCallingUid(); 13949 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13950 // reader 13951 synchronized (mPackages) { 13952 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13953 } 13954 } 13955 13956 @Override 13957 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13958 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13959 int uid = Binder.getCallingUid(); 13960 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13961 // reader 13962 synchronized (mPackages) { 13963 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13964 } 13965 } 13966 13967 @Override 13968 public void enterSafeMode() { 13969 enforceSystemOrRoot("Only the system can request entering safe mode"); 13970 13971 if (!mSystemReady) { 13972 mSafeMode = true; 13973 } 13974 } 13975 13976 @Override 13977 public void systemReady() { 13978 mSystemReady = true; 13979 13980 // Read the compatibilty setting when the system is ready. 13981 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13982 mContext.getContentResolver(), 13983 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13984 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13985 if (DEBUG_SETTINGS) { 13986 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13987 } 13988 13989 synchronized (mPackages) { 13990 // Verify that all of the preferred activity components actually 13991 // exist. It is possible for applications to be updated and at 13992 // that point remove a previously declared activity component that 13993 // had been set as a preferred activity. We try to clean this up 13994 // the next time we encounter that preferred activity, but it is 13995 // possible for the user flow to never be able to return to that 13996 // situation so here we do a sanity check to make sure we haven't 13997 // left any junk around. 13998 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13999 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14000 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14001 removed.clear(); 14002 for (PreferredActivity pa : pir.filterSet()) { 14003 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14004 removed.add(pa); 14005 } 14006 } 14007 if (removed.size() > 0) { 14008 for (int r=0; r<removed.size(); r++) { 14009 PreferredActivity pa = removed.get(r); 14010 Slog.w(TAG, "Removing dangling preferred activity: " 14011 + pa.mPref.mComponent); 14012 pir.removeFilter(pa); 14013 } 14014 mSettings.writePackageRestrictionsLPr( 14015 mSettings.mPreferredActivities.keyAt(i)); 14016 } 14017 } 14018 } 14019 sUserManager.systemReady(); 14020 14021 // If we upgraded grant all default permissions before kicking off. 14022 if (isFirstBoot() || (CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE && mIsUpgrade)) { 14023 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 14024 for (int userId : UserManagerService.getInstance().getUserIds()) { 14025 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14026 } 14027 } 14028 14029 // Kick off any messages waiting for system ready 14030 if (mPostSystemReadyMessages != null) { 14031 for (Message msg : mPostSystemReadyMessages) { 14032 msg.sendToTarget(); 14033 } 14034 mPostSystemReadyMessages = null; 14035 } 14036 14037 // Watch for external volumes that come and go over time 14038 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14039 storage.registerListener(mStorageListener); 14040 14041 mInstallerService.systemReady(); 14042 mPackageDexOptimizer.systemReady(); 14043 } 14044 14045 @Override 14046 public boolean isSafeMode() { 14047 return mSafeMode; 14048 } 14049 14050 @Override 14051 public boolean hasSystemUidErrors() { 14052 return mHasSystemUidErrors; 14053 } 14054 14055 static String arrayToString(int[] array) { 14056 StringBuffer buf = new StringBuffer(128); 14057 buf.append('['); 14058 if (array != null) { 14059 for (int i=0; i<array.length; i++) { 14060 if (i > 0) buf.append(", "); 14061 buf.append(array[i]); 14062 } 14063 } 14064 buf.append(']'); 14065 return buf.toString(); 14066 } 14067 14068 static class DumpState { 14069 public static final int DUMP_LIBS = 1 << 0; 14070 public static final int DUMP_FEATURES = 1 << 1; 14071 public static final int DUMP_RESOLVERS = 1 << 2; 14072 public static final int DUMP_PERMISSIONS = 1 << 3; 14073 public static final int DUMP_PACKAGES = 1 << 4; 14074 public static final int DUMP_SHARED_USERS = 1 << 5; 14075 public static final int DUMP_MESSAGES = 1 << 6; 14076 public static final int DUMP_PROVIDERS = 1 << 7; 14077 public static final int DUMP_VERIFIERS = 1 << 8; 14078 public static final int DUMP_PREFERRED = 1 << 9; 14079 public static final int DUMP_PREFERRED_XML = 1 << 10; 14080 public static final int DUMP_KEYSETS = 1 << 11; 14081 public static final int DUMP_VERSION = 1 << 12; 14082 public static final int DUMP_INSTALLS = 1 << 13; 14083 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14084 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14085 14086 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14087 14088 private int mTypes; 14089 14090 private int mOptions; 14091 14092 private boolean mTitlePrinted; 14093 14094 private SharedUserSetting mSharedUser; 14095 14096 public boolean isDumping(int type) { 14097 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14098 return true; 14099 } 14100 14101 return (mTypes & type) != 0; 14102 } 14103 14104 public void setDump(int type) { 14105 mTypes |= type; 14106 } 14107 14108 public boolean isOptionEnabled(int option) { 14109 return (mOptions & option) != 0; 14110 } 14111 14112 public void setOptionEnabled(int option) { 14113 mOptions |= option; 14114 } 14115 14116 public boolean onTitlePrinted() { 14117 final boolean printed = mTitlePrinted; 14118 mTitlePrinted = true; 14119 return printed; 14120 } 14121 14122 public boolean getTitlePrinted() { 14123 return mTitlePrinted; 14124 } 14125 14126 public void setTitlePrinted(boolean enabled) { 14127 mTitlePrinted = enabled; 14128 } 14129 14130 public SharedUserSetting getSharedUser() { 14131 return mSharedUser; 14132 } 14133 14134 public void setSharedUser(SharedUserSetting user) { 14135 mSharedUser = user; 14136 } 14137 } 14138 14139 @Override 14140 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14141 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14142 != PackageManager.PERMISSION_GRANTED) { 14143 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14144 + Binder.getCallingPid() 14145 + ", uid=" + Binder.getCallingUid() 14146 + " without permission " 14147 + android.Manifest.permission.DUMP); 14148 return; 14149 } 14150 14151 DumpState dumpState = new DumpState(); 14152 boolean fullPreferred = false; 14153 boolean checkin = false; 14154 14155 String packageName = null; 14156 14157 int opti = 0; 14158 while (opti < args.length) { 14159 String opt = args[opti]; 14160 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14161 break; 14162 } 14163 opti++; 14164 14165 if ("-a".equals(opt)) { 14166 // Right now we only know how to print all. 14167 } else if ("-h".equals(opt)) { 14168 pw.println("Package manager dump options:"); 14169 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14170 pw.println(" --checkin: dump for a checkin"); 14171 pw.println(" -f: print details of intent filters"); 14172 pw.println(" -h: print this help"); 14173 pw.println(" cmd may be one of:"); 14174 pw.println(" l[ibraries]: list known shared libraries"); 14175 pw.println(" f[ibraries]: list device features"); 14176 pw.println(" k[eysets]: print known keysets"); 14177 pw.println(" r[esolvers]: dump intent resolvers"); 14178 pw.println(" perm[issions]: dump permissions"); 14179 pw.println(" pref[erred]: print preferred package settings"); 14180 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14181 pw.println(" prov[iders]: dump content providers"); 14182 pw.println(" p[ackages]: dump installed packages"); 14183 pw.println(" s[hared-users]: dump shared user IDs"); 14184 pw.println(" m[essages]: print collected runtime messages"); 14185 pw.println(" v[erifiers]: print package verifier info"); 14186 pw.println(" version: print database version info"); 14187 pw.println(" write: write current settings now"); 14188 pw.println(" <package.name>: info about given package"); 14189 pw.println(" installs: details about install sessions"); 14190 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14191 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14192 return; 14193 } else if ("--checkin".equals(opt)) { 14194 checkin = true; 14195 } else if ("-f".equals(opt)) { 14196 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14197 } else { 14198 pw.println("Unknown argument: " + opt + "; use -h for help"); 14199 } 14200 } 14201 14202 // Is the caller requesting to dump a particular piece of data? 14203 if (opti < args.length) { 14204 String cmd = args[opti]; 14205 opti++; 14206 // Is this a package name? 14207 if ("android".equals(cmd) || cmd.contains(".")) { 14208 packageName = cmd; 14209 // When dumping a single package, we always dump all of its 14210 // filter information since the amount of data will be reasonable. 14211 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14212 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14213 dumpState.setDump(DumpState.DUMP_LIBS); 14214 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14215 dumpState.setDump(DumpState.DUMP_FEATURES); 14216 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14217 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14218 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14219 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14220 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14221 dumpState.setDump(DumpState.DUMP_PREFERRED); 14222 } else if ("preferred-xml".equals(cmd)) { 14223 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14224 if (opti < args.length && "--full".equals(args[opti])) { 14225 fullPreferred = true; 14226 opti++; 14227 } 14228 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14229 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14230 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14231 dumpState.setDump(DumpState.DUMP_PACKAGES); 14232 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14233 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14234 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14235 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14236 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14237 dumpState.setDump(DumpState.DUMP_MESSAGES); 14238 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14239 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14240 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14241 || "intent-filter-verifiers".equals(cmd)) { 14242 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14243 } else if ("version".equals(cmd)) { 14244 dumpState.setDump(DumpState.DUMP_VERSION); 14245 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14246 dumpState.setDump(DumpState.DUMP_KEYSETS); 14247 } else if ("installs".equals(cmd)) { 14248 dumpState.setDump(DumpState.DUMP_INSTALLS); 14249 } else if ("write".equals(cmd)) { 14250 synchronized (mPackages) { 14251 mSettings.writeLPr(); 14252 pw.println("Settings written."); 14253 return; 14254 } 14255 } 14256 } 14257 14258 if (checkin) { 14259 pw.println("vers,1"); 14260 } 14261 14262 // reader 14263 synchronized (mPackages) { 14264 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14265 if (!checkin) { 14266 if (dumpState.onTitlePrinted()) 14267 pw.println(); 14268 pw.println("Database versions:"); 14269 pw.print(" SDK Version:"); 14270 pw.print(" internal="); 14271 pw.print(mSettings.mInternalSdkPlatform); 14272 pw.print(" external="); 14273 pw.println(mSettings.mExternalSdkPlatform); 14274 pw.print(" DB Version:"); 14275 pw.print(" internal="); 14276 pw.print(mSettings.mInternalDatabaseVersion); 14277 pw.print(" external="); 14278 pw.println(mSettings.mExternalDatabaseVersion); 14279 } 14280 } 14281 14282 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14283 if (!checkin) { 14284 if (dumpState.onTitlePrinted()) 14285 pw.println(); 14286 pw.println("Verifiers:"); 14287 pw.print(" Required: "); 14288 pw.print(mRequiredVerifierPackage); 14289 pw.print(" (uid="); 14290 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14291 pw.println(")"); 14292 } else if (mRequiredVerifierPackage != null) { 14293 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14294 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14295 } 14296 } 14297 14298 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14299 packageName == null) { 14300 if (mIntentFilterVerifierComponent != null) { 14301 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14302 if (!checkin) { 14303 if (dumpState.onTitlePrinted()) 14304 pw.println(); 14305 pw.println("Intent Filter Verifier:"); 14306 pw.print(" Using: "); 14307 pw.print(verifierPackageName); 14308 pw.print(" (uid="); 14309 pw.print(getPackageUid(verifierPackageName, 0)); 14310 pw.println(")"); 14311 } else if (verifierPackageName != null) { 14312 pw.print("ifv,"); pw.print(verifierPackageName); 14313 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14314 } 14315 } else { 14316 pw.println(); 14317 pw.println("No Intent Filter Verifier available!"); 14318 } 14319 } 14320 14321 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14322 boolean printedHeader = false; 14323 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14324 while (it.hasNext()) { 14325 String name = it.next(); 14326 SharedLibraryEntry ent = mSharedLibraries.get(name); 14327 if (!checkin) { 14328 if (!printedHeader) { 14329 if (dumpState.onTitlePrinted()) 14330 pw.println(); 14331 pw.println("Libraries:"); 14332 printedHeader = true; 14333 } 14334 pw.print(" "); 14335 } else { 14336 pw.print("lib,"); 14337 } 14338 pw.print(name); 14339 if (!checkin) { 14340 pw.print(" -> "); 14341 } 14342 if (ent.path != null) { 14343 if (!checkin) { 14344 pw.print("(jar) "); 14345 pw.print(ent.path); 14346 } else { 14347 pw.print(",jar,"); 14348 pw.print(ent.path); 14349 } 14350 } else { 14351 if (!checkin) { 14352 pw.print("(apk) "); 14353 pw.print(ent.apk); 14354 } else { 14355 pw.print(",apk,"); 14356 pw.print(ent.apk); 14357 } 14358 } 14359 pw.println(); 14360 } 14361 } 14362 14363 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14364 if (dumpState.onTitlePrinted()) 14365 pw.println(); 14366 if (!checkin) { 14367 pw.println("Features:"); 14368 } 14369 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14370 while (it.hasNext()) { 14371 String name = it.next(); 14372 if (!checkin) { 14373 pw.print(" "); 14374 } else { 14375 pw.print("feat,"); 14376 } 14377 pw.println(name); 14378 } 14379 } 14380 14381 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14382 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14383 : "Activity Resolver Table:", " ", packageName, 14384 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14385 dumpState.setTitlePrinted(true); 14386 } 14387 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14388 : "Receiver Resolver Table:", " ", packageName, 14389 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14390 dumpState.setTitlePrinted(true); 14391 } 14392 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14393 : "Service Resolver Table:", " ", packageName, 14394 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14395 dumpState.setTitlePrinted(true); 14396 } 14397 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14398 : "Provider Resolver Table:", " ", packageName, 14399 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14400 dumpState.setTitlePrinted(true); 14401 } 14402 } 14403 14404 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14405 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14406 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14407 int user = mSettings.mPreferredActivities.keyAt(i); 14408 if (pir.dump(pw, 14409 dumpState.getTitlePrinted() 14410 ? "\nPreferred Activities User " + user + ":" 14411 : "Preferred Activities User " + user + ":", " ", 14412 packageName, true, false)) { 14413 dumpState.setTitlePrinted(true); 14414 } 14415 } 14416 } 14417 14418 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14419 pw.flush(); 14420 FileOutputStream fout = new FileOutputStream(fd); 14421 BufferedOutputStream str = new BufferedOutputStream(fout); 14422 XmlSerializer serializer = new FastXmlSerializer(); 14423 try { 14424 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14425 serializer.startDocument(null, true); 14426 serializer.setFeature( 14427 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14428 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14429 serializer.endDocument(); 14430 serializer.flush(); 14431 } catch (IllegalArgumentException e) { 14432 pw.println("Failed writing: " + e); 14433 } catch (IllegalStateException e) { 14434 pw.println("Failed writing: " + e); 14435 } catch (IOException e) { 14436 pw.println("Failed writing: " + e); 14437 } 14438 } 14439 14440 if (!checkin 14441 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14442 && packageName == null) { 14443 pw.println(); 14444 int count = mSettings.mPackages.size(); 14445 if (count == 0) { 14446 pw.println("No domain preferred apps!"); 14447 pw.println(); 14448 } else { 14449 final String prefix = " "; 14450 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14451 if (allPackageSettings.size() == 0) { 14452 pw.println("No domain preferred apps!"); 14453 pw.println(); 14454 } else { 14455 pw.println("Domain preferred apps status:"); 14456 pw.println(); 14457 count = 0; 14458 for (PackageSetting ps : allPackageSettings) { 14459 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14460 if (ivi == null || ivi.getPackageName() == null) continue; 14461 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14462 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14463 pw.println(prefix + "Status: " + ivi.getStatusString()); 14464 pw.println(); 14465 count++; 14466 } 14467 if (count == 0) { 14468 pw.println(prefix + "No domain preferred app status!"); 14469 pw.println(); 14470 } 14471 for (int userId : sUserManager.getUserIds()) { 14472 pw.println("Domain preferred apps for User " + userId + ":"); 14473 pw.println(); 14474 count = 0; 14475 for (PackageSetting ps : allPackageSettings) { 14476 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14477 if (ivi == null || ivi.getPackageName() == null) { 14478 continue; 14479 } 14480 final int status = ps.getDomainVerificationStatusForUser(userId); 14481 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14482 continue; 14483 } 14484 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14485 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14486 String statusStr = IntentFilterVerificationInfo. 14487 getStatusStringFromValue(status); 14488 pw.println(prefix + "Status: " + statusStr); 14489 pw.println(); 14490 count++; 14491 } 14492 if (count == 0) { 14493 pw.println(prefix + "No domain preferred apps!"); 14494 pw.println(); 14495 } 14496 } 14497 } 14498 } 14499 } 14500 14501 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14502 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 14503 if (packageName == null) { 14504 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14505 if (iperm == 0) { 14506 if (dumpState.onTitlePrinted()) 14507 pw.println(); 14508 pw.println("AppOp Permissions:"); 14509 } 14510 pw.print(" AppOp Permission "); 14511 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14512 pw.println(":"); 14513 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14514 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14515 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14516 } 14517 } 14518 } 14519 } 14520 14521 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14522 boolean printedSomething = false; 14523 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14524 if (packageName != null && !packageName.equals(p.info.packageName)) { 14525 continue; 14526 } 14527 if (!printedSomething) { 14528 if (dumpState.onTitlePrinted()) 14529 pw.println(); 14530 pw.println("Registered ContentProviders:"); 14531 printedSomething = true; 14532 } 14533 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14534 pw.print(" "); pw.println(p.toString()); 14535 } 14536 printedSomething = false; 14537 for (Map.Entry<String, PackageParser.Provider> entry : 14538 mProvidersByAuthority.entrySet()) { 14539 PackageParser.Provider p = entry.getValue(); 14540 if (packageName != null && !packageName.equals(p.info.packageName)) { 14541 continue; 14542 } 14543 if (!printedSomething) { 14544 if (dumpState.onTitlePrinted()) 14545 pw.println(); 14546 pw.println("ContentProvider Authorities:"); 14547 printedSomething = true; 14548 } 14549 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14550 pw.print(" "); pw.println(p.toString()); 14551 if (p.info != null && p.info.applicationInfo != null) { 14552 final String appInfo = p.info.applicationInfo.toString(); 14553 pw.print(" applicationInfo="); pw.println(appInfo); 14554 } 14555 } 14556 } 14557 14558 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14559 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14560 } 14561 14562 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14563 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 14564 } 14565 14566 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14567 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 14568 } 14569 14570 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14571 // XXX should handle packageName != null by dumping only install data that 14572 // the given package is involved with. 14573 if (dumpState.onTitlePrinted()) pw.println(); 14574 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14575 } 14576 14577 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14578 if (dumpState.onTitlePrinted()) pw.println(); 14579 mSettings.dumpReadMessagesLPr(pw, dumpState); 14580 14581 pw.println(); 14582 pw.println("Package warning messages:"); 14583 BufferedReader in = null; 14584 String line = null; 14585 try { 14586 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14587 while ((line = in.readLine()) != null) { 14588 if (line.contains("ignored: updated version")) continue; 14589 pw.println(line); 14590 } 14591 } catch (IOException ignored) { 14592 } finally { 14593 IoUtils.closeQuietly(in); 14594 } 14595 } 14596 14597 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14598 BufferedReader in = null; 14599 String line = null; 14600 try { 14601 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14602 while ((line = in.readLine()) != null) { 14603 if (line.contains("ignored: updated version")) continue; 14604 pw.print("msg,"); 14605 pw.println(line); 14606 } 14607 } catch (IOException ignored) { 14608 } finally { 14609 IoUtils.closeQuietly(in); 14610 } 14611 } 14612 } 14613 } 14614 14615 // ------- apps on sdcard specific code ------- 14616 static final boolean DEBUG_SD_INSTALL = false; 14617 14618 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14619 14620 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14621 14622 private boolean mMediaMounted = false; 14623 14624 static String getEncryptKey() { 14625 try { 14626 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14627 SD_ENCRYPTION_KEYSTORE_NAME); 14628 if (sdEncKey == null) { 14629 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14630 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14631 if (sdEncKey == null) { 14632 Slog.e(TAG, "Failed to create encryption keys"); 14633 return null; 14634 } 14635 } 14636 return sdEncKey; 14637 } catch (NoSuchAlgorithmException nsae) { 14638 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14639 return null; 14640 } catch (IOException ioe) { 14641 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14642 return null; 14643 } 14644 } 14645 14646 /* 14647 * Update media status on PackageManager. 14648 */ 14649 @Override 14650 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14651 int callingUid = Binder.getCallingUid(); 14652 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14653 throw new SecurityException("Media status can only be updated by the system"); 14654 } 14655 // reader; this apparently protects mMediaMounted, but should probably 14656 // be a different lock in that case. 14657 synchronized (mPackages) { 14658 Log.i(TAG, "Updating external media status from " 14659 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14660 + (mediaStatus ? "mounted" : "unmounted")); 14661 if (DEBUG_SD_INSTALL) 14662 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14663 + ", mMediaMounted=" + mMediaMounted); 14664 if (mediaStatus == mMediaMounted) { 14665 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14666 : 0, -1); 14667 mHandler.sendMessage(msg); 14668 return; 14669 } 14670 mMediaMounted = mediaStatus; 14671 } 14672 // Queue up an async operation since the package installation may take a 14673 // little while. 14674 mHandler.post(new Runnable() { 14675 public void run() { 14676 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14677 } 14678 }); 14679 } 14680 14681 /** 14682 * Called by MountService when the initial ASECs to scan are available. 14683 * Should block until all the ASEC containers are finished being scanned. 14684 */ 14685 public void scanAvailableAsecs() { 14686 updateExternalMediaStatusInner(true, false, false); 14687 if (mShouldRestoreconData) { 14688 SELinuxMMAC.setRestoreconDone(); 14689 mShouldRestoreconData = false; 14690 } 14691 } 14692 14693 /* 14694 * Collect information of applications on external media, map them against 14695 * existing containers and update information based on current mount status. 14696 * Please note that we always have to report status if reportStatus has been 14697 * set to true especially when unloading packages. 14698 */ 14699 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14700 boolean externalStorage) { 14701 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14702 int[] uidArr = EmptyArray.INT; 14703 14704 final String[] list = PackageHelper.getSecureContainerList(); 14705 if (ArrayUtils.isEmpty(list)) { 14706 Log.i(TAG, "No secure containers found"); 14707 } else { 14708 // Process list of secure containers and categorize them 14709 // as active or stale based on their package internal state. 14710 14711 // reader 14712 synchronized (mPackages) { 14713 for (String cid : list) { 14714 // Leave stages untouched for now; installer service owns them 14715 if (PackageInstallerService.isStageName(cid)) continue; 14716 14717 if (DEBUG_SD_INSTALL) 14718 Log.i(TAG, "Processing container " + cid); 14719 String pkgName = getAsecPackageName(cid); 14720 if (pkgName == null) { 14721 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14722 continue; 14723 } 14724 if (DEBUG_SD_INSTALL) 14725 Log.i(TAG, "Looking for pkg : " + pkgName); 14726 14727 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14728 if (ps == null) { 14729 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14730 continue; 14731 } 14732 14733 /* 14734 * Skip packages that are not external if we're unmounting 14735 * external storage. 14736 */ 14737 if (externalStorage && !isMounted && !isExternal(ps)) { 14738 continue; 14739 } 14740 14741 final AsecInstallArgs args = new AsecInstallArgs(cid, 14742 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14743 // The package status is changed only if the code path 14744 // matches between settings and the container id. 14745 if (ps.codePathString != null 14746 && ps.codePathString.startsWith(args.getCodePath())) { 14747 if (DEBUG_SD_INSTALL) { 14748 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14749 + " at code path: " + ps.codePathString); 14750 } 14751 14752 // We do have a valid package installed on sdcard 14753 processCids.put(args, ps.codePathString); 14754 final int uid = ps.appId; 14755 if (uid != -1) { 14756 uidArr = ArrayUtils.appendInt(uidArr, uid); 14757 } 14758 } else { 14759 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14760 + ps.codePathString); 14761 } 14762 } 14763 } 14764 14765 Arrays.sort(uidArr); 14766 } 14767 14768 // Process packages with valid entries. 14769 if (isMounted) { 14770 if (DEBUG_SD_INSTALL) 14771 Log.i(TAG, "Loading packages"); 14772 loadMediaPackages(processCids, uidArr); 14773 startCleaningPackages(); 14774 mInstallerService.onSecureContainersAvailable(); 14775 } else { 14776 if (DEBUG_SD_INSTALL) 14777 Log.i(TAG, "Unloading packages"); 14778 unloadMediaPackages(processCids, uidArr, reportStatus); 14779 } 14780 } 14781 14782 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14783 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14784 final int size = infos.size(); 14785 final String[] packageNames = new String[size]; 14786 final int[] packageUids = new int[size]; 14787 for (int i = 0; i < size; i++) { 14788 final ApplicationInfo info = infos.get(i); 14789 packageNames[i] = info.packageName; 14790 packageUids[i] = info.uid; 14791 } 14792 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14793 finishedReceiver); 14794 } 14795 14796 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14797 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14798 sendResourcesChangedBroadcast(mediaStatus, replacing, 14799 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14800 } 14801 14802 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14803 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14804 int size = pkgList.length; 14805 if (size > 0) { 14806 // Send broadcasts here 14807 Bundle extras = new Bundle(); 14808 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14809 if (uidArr != null) { 14810 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14811 } 14812 if (replacing) { 14813 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14814 } 14815 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14816 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14817 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14818 } 14819 } 14820 14821 /* 14822 * Look at potentially valid container ids from processCids If package 14823 * information doesn't match the one on record or package scanning fails, 14824 * the cid is added to list of removeCids. We currently don't delete stale 14825 * containers. 14826 */ 14827 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14828 ArrayList<String> pkgList = new ArrayList<String>(); 14829 Set<AsecInstallArgs> keys = processCids.keySet(); 14830 14831 for (AsecInstallArgs args : keys) { 14832 String codePath = processCids.get(args); 14833 if (DEBUG_SD_INSTALL) 14834 Log.i(TAG, "Loading container : " + args.cid); 14835 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14836 try { 14837 // Make sure there are no container errors first. 14838 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14839 Slog.e(TAG, "Failed to mount cid : " + args.cid 14840 + " when installing from sdcard"); 14841 continue; 14842 } 14843 // Check code path here. 14844 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14845 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14846 + " does not match one in settings " + codePath); 14847 continue; 14848 } 14849 // Parse package 14850 int parseFlags = mDefParseFlags; 14851 if (args.isExternalAsec()) { 14852 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14853 } 14854 if (args.isFwdLocked()) { 14855 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14856 } 14857 14858 synchronized (mInstallLock) { 14859 PackageParser.Package pkg = null; 14860 try { 14861 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14862 } catch (PackageManagerException e) { 14863 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14864 } 14865 // Scan the package 14866 if (pkg != null) { 14867 /* 14868 * TODO why is the lock being held? doPostInstall is 14869 * called in other places without the lock. This needs 14870 * to be straightened out. 14871 */ 14872 // writer 14873 synchronized (mPackages) { 14874 retCode = PackageManager.INSTALL_SUCCEEDED; 14875 pkgList.add(pkg.packageName); 14876 // Post process args 14877 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14878 pkg.applicationInfo.uid); 14879 } 14880 } else { 14881 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14882 } 14883 } 14884 14885 } finally { 14886 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14887 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14888 } 14889 } 14890 } 14891 // writer 14892 synchronized (mPackages) { 14893 // If the platform SDK has changed since the last time we booted, 14894 // we need to re-grant app permission to catch any new ones that 14895 // appear. This is really a hack, and means that apps can in some 14896 // cases get permissions that the user didn't initially explicitly 14897 // allow... it would be nice to have some better way to handle 14898 // this situation. 14899 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14900 if (regrantPermissions) 14901 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14902 + mSdkVersion + "; regranting permissions for external storage"); 14903 mSettings.mExternalSdkPlatform = mSdkVersion; 14904 14905 // Make sure group IDs have been assigned, and any permission 14906 // changes in other apps are accounted for 14907 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14908 | (regrantPermissions 14909 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14910 : 0)); 14911 14912 mSettings.updateExternalDatabaseVersion(); 14913 14914 // can downgrade to reader 14915 // Persist settings 14916 mSettings.writeLPr(); 14917 } 14918 // Send a broadcast to let everyone know we are done processing 14919 if (pkgList.size() > 0) { 14920 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14921 } 14922 } 14923 14924 /* 14925 * Utility method to unload a list of specified containers 14926 */ 14927 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14928 // Just unmount all valid containers. 14929 for (AsecInstallArgs arg : cidArgs) { 14930 synchronized (mInstallLock) { 14931 arg.doPostDeleteLI(false); 14932 } 14933 } 14934 } 14935 14936 /* 14937 * Unload packages mounted on external media. This involves deleting package 14938 * data from internal structures, sending broadcasts about diabled packages, 14939 * gc'ing to free up references, unmounting all secure containers 14940 * corresponding to packages on external media, and posting a 14941 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14942 * that we always have to post this message if status has been requested no 14943 * matter what. 14944 */ 14945 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14946 final boolean reportStatus) { 14947 if (DEBUG_SD_INSTALL) 14948 Log.i(TAG, "unloading media packages"); 14949 ArrayList<String> pkgList = new ArrayList<String>(); 14950 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14951 final Set<AsecInstallArgs> keys = processCids.keySet(); 14952 for (AsecInstallArgs args : keys) { 14953 String pkgName = args.getPackageName(); 14954 if (DEBUG_SD_INSTALL) 14955 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14956 // Delete package internally 14957 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14958 synchronized (mInstallLock) { 14959 boolean res = deletePackageLI(pkgName, null, false, null, null, 14960 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14961 if (res) { 14962 pkgList.add(pkgName); 14963 } else { 14964 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14965 failedList.add(args); 14966 } 14967 } 14968 } 14969 14970 // reader 14971 synchronized (mPackages) { 14972 // We didn't update the settings after removing each package; 14973 // write them now for all packages. 14974 mSettings.writeLPr(); 14975 } 14976 14977 // We have to absolutely send UPDATED_MEDIA_STATUS only 14978 // after confirming that all the receivers processed the ordered 14979 // broadcast when packages get disabled, force a gc to clean things up. 14980 // and unload all the containers. 14981 if (pkgList.size() > 0) { 14982 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14983 new IIntentReceiver.Stub() { 14984 public void performReceive(Intent intent, int resultCode, String data, 14985 Bundle extras, boolean ordered, boolean sticky, 14986 int sendingUser) throws RemoteException { 14987 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14988 reportStatus ? 1 : 0, 1, keys); 14989 mHandler.sendMessage(msg); 14990 } 14991 }); 14992 } else { 14993 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14994 keys); 14995 mHandler.sendMessage(msg); 14996 } 14997 } 14998 14999 private void loadPrivatePackages(VolumeInfo vol) { 15000 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15001 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15002 synchronized (mInstallLock) { 15003 synchronized (mPackages) { 15004 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15005 for (PackageSetting ps : packages) { 15006 final PackageParser.Package pkg; 15007 try { 15008 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 15009 loaded.add(pkg.applicationInfo); 15010 } catch (PackageManagerException e) { 15011 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15012 } 15013 } 15014 15015 // TODO: regrant any permissions that changed based since original install 15016 15017 mSettings.writeLPr(); 15018 } 15019 } 15020 15021 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15022 sendResourcesChangedBroadcast(true, false, loaded, null); 15023 } 15024 15025 private void unloadPrivatePackages(VolumeInfo vol) { 15026 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15027 synchronized (mInstallLock) { 15028 synchronized (mPackages) { 15029 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15030 for (PackageSetting ps : packages) { 15031 if (ps.pkg == null) continue; 15032 15033 final ApplicationInfo info = ps.pkg.applicationInfo; 15034 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15035 if (deletePackageLI(ps.name, null, false, null, null, 15036 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15037 unloaded.add(info); 15038 } else { 15039 Slog.w(TAG, "Failed to unload " + ps.codePath); 15040 } 15041 } 15042 15043 mSettings.writeLPr(); 15044 } 15045 } 15046 15047 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15048 sendResourcesChangedBroadcast(false, false, unloaded, null); 15049 } 15050 15051 private void unfreezePackage(String packageName) { 15052 synchronized (mPackages) { 15053 final PackageSetting ps = mSettings.mPackages.get(packageName); 15054 if (ps != null) { 15055 ps.frozen = false; 15056 } 15057 } 15058 } 15059 15060 @Override 15061 public int movePackage(final String packageName, final String volumeUuid) { 15062 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15063 15064 final int moveId = mNextMoveId.getAndIncrement(); 15065 try { 15066 movePackageInternal(packageName, volumeUuid, moveId); 15067 } catch (PackageManagerException e) { 15068 Slog.w(TAG, "Failed to move " + packageName, e); 15069 mMoveCallbacks.notifyStatusChanged(moveId, 15070 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15071 } 15072 return moveId; 15073 } 15074 15075 private void movePackageInternal(final String packageName, final String volumeUuid, 15076 final int moveId) throws PackageManagerException { 15077 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15078 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15079 final PackageManager pm = mContext.getPackageManager(); 15080 15081 final boolean currentAsec; 15082 final String currentVolumeUuid; 15083 final File codeFile; 15084 final String installerPackageName; 15085 final String packageAbiOverride; 15086 final int appId; 15087 final String seinfo; 15088 final String label; 15089 15090 // reader 15091 synchronized (mPackages) { 15092 final PackageParser.Package pkg = mPackages.get(packageName); 15093 final PackageSetting ps = mSettings.mPackages.get(packageName); 15094 if (pkg == null || ps == null) { 15095 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15096 } 15097 15098 if (pkg.applicationInfo.isSystemApp()) { 15099 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15100 "Cannot move system application"); 15101 } 15102 15103 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15104 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15105 "Package already moved to " + volumeUuid); 15106 } 15107 15108 final File probe = new File(pkg.codePath); 15109 final File probeOat = new File(probe, "oat"); 15110 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15111 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15112 "Move only supported for modern cluster style installs"); 15113 } 15114 15115 if (ps.frozen) { 15116 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15117 "Failed to move already frozen package"); 15118 } 15119 ps.frozen = true; 15120 15121 currentAsec = pkg.applicationInfo.isForwardLocked() 15122 || pkg.applicationInfo.isExternalAsec(); 15123 currentVolumeUuid = ps.volumeUuid; 15124 codeFile = new File(pkg.codePath); 15125 installerPackageName = ps.installerPackageName; 15126 packageAbiOverride = ps.cpuAbiOverrideString; 15127 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15128 seinfo = pkg.applicationInfo.seinfo; 15129 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15130 } 15131 15132 // Now that we're guarded by frozen state, kill app during move 15133 killApplication(packageName, appId, "move pkg"); 15134 15135 final Bundle extras = new Bundle(); 15136 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15137 extras.putString(Intent.EXTRA_TITLE, label); 15138 mMoveCallbacks.notifyCreated(moveId, extras); 15139 15140 int installFlags; 15141 final boolean moveCompleteApp; 15142 final File measurePath; 15143 15144 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15145 installFlags = INSTALL_INTERNAL; 15146 moveCompleteApp = !currentAsec; 15147 measurePath = Environment.getDataAppDirectory(volumeUuid); 15148 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15149 installFlags = INSTALL_EXTERNAL; 15150 moveCompleteApp = false; 15151 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15152 } else { 15153 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15154 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15155 || !volume.isMountedWritable()) { 15156 unfreezePackage(packageName); 15157 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15158 "Move location not mounted private volume"); 15159 } 15160 15161 Preconditions.checkState(!currentAsec); 15162 15163 installFlags = INSTALL_INTERNAL; 15164 moveCompleteApp = true; 15165 measurePath = Environment.getDataAppDirectory(volumeUuid); 15166 } 15167 15168 final PackageStats stats = new PackageStats(null, -1); 15169 synchronized (mInstaller) { 15170 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15171 unfreezePackage(packageName); 15172 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15173 "Failed to measure package size"); 15174 } 15175 } 15176 15177 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15178 + stats.dataSize); 15179 15180 final long startFreeBytes = measurePath.getFreeSpace(); 15181 final long sizeBytes; 15182 if (moveCompleteApp) { 15183 sizeBytes = stats.codeSize + stats.dataSize; 15184 } else { 15185 sizeBytes = stats.codeSize; 15186 } 15187 15188 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15189 unfreezePackage(packageName); 15190 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15191 "Not enough free space to move"); 15192 } 15193 15194 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15195 15196 final CountDownLatch installedLatch = new CountDownLatch(1); 15197 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15198 @Override 15199 public void onUserActionRequired(Intent intent) throws RemoteException { 15200 throw new IllegalStateException(); 15201 } 15202 15203 @Override 15204 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15205 Bundle extras) throws RemoteException { 15206 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15207 + PackageManager.installStatusToString(returnCode, msg)); 15208 15209 installedLatch.countDown(); 15210 15211 // Regardless of success or failure of the move operation, 15212 // always unfreeze the package 15213 unfreezePackage(packageName); 15214 15215 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15216 switch (status) { 15217 case PackageInstaller.STATUS_SUCCESS: 15218 mMoveCallbacks.notifyStatusChanged(moveId, 15219 PackageManager.MOVE_SUCCEEDED); 15220 break; 15221 case PackageInstaller.STATUS_FAILURE_STORAGE: 15222 mMoveCallbacks.notifyStatusChanged(moveId, 15223 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15224 break; 15225 default: 15226 mMoveCallbacks.notifyStatusChanged(moveId, 15227 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15228 break; 15229 } 15230 } 15231 }; 15232 15233 final MoveInfo move; 15234 if (moveCompleteApp) { 15235 // Kick off a thread to report progress estimates 15236 new Thread() { 15237 @Override 15238 public void run() { 15239 while (true) { 15240 try { 15241 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15242 break; 15243 } 15244 } catch (InterruptedException ignored) { 15245 } 15246 15247 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15248 final int progress = 10 + (int) MathUtils.constrain( 15249 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15250 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15251 } 15252 } 15253 }.start(); 15254 15255 final String dataAppName = codeFile.getName(); 15256 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15257 dataAppName, appId, seinfo); 15258 } else { 15259 move = null; 15260 } 15261 15262 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15263 15264 final Message msg = mHandler.obtainMessage(INIT_COPY); 15265 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15266 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15267 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15268 mHandler.sendMessage(msg); 15269 } 15270 15271 @Override 15272 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15273 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15274 15275 final int realMoveId = mNextMoveId.getAndIncrement(); 15276 final Bundle extras = new Bundle(); 15277 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15278 mMoveCallbacks.notifyCreated(realMoveId, extras); 15279 15280 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15281 @Override 15282 public void onCreated(int moveId, Bundle extras) { 15283 // Ignored 15284 } 15285 15286 @Override 15287 public void onStatusChanged(int moveId, int status, long estMillis) { 15288 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15289 } 15290 }; 15291 15292 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15293 storage.setPrimaryStorageUuid(volumeUuid, callback); 15294 return realMoveId; 15295 } 15296 15297 @Override 15298 public int getMoveStatus(int moveId) { 15299 mContext.enforceCallingOrSelfPermission( 15300 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15301 return mMoveCallbacks.mLastStatus.get(moveId); 15302 } 15303 15304 @Override 15305 public void registerMoveCallback(IPackageMoveObserver callback) { 15306 mContext.enforceCallingOrSelfPermission( 15307 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15308 mMoveCallbacks.register(callback); 15309 } 15310 15311 @Override 15312 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15313 mContext.enforceCallingOrSelfPermission( 15314 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15315 mMoveCallbacks.unregister(callback); 15316 } 15317 15318 @Override 15319 public boolean setInstallLocation(int loc) { 15320 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15321 null); 15322 if (getInstallLocation() == loc) { 15323 return true; 15324 } 15325 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15326 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15327 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15328 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15329 return true; 15330 } 15331 return false; 15332 } 15333 15334 @Override 15335 public int getInstallLocation() { 15336 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15337 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15338 PackageHelper.APP_INSTALL_AUTO); 15339 } 15340 15341 /** Called by UserManagerService */ 15342 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15343 mDirtyUsers.remove(userHandle); 15344 mSettings.removeUserLPw(userHandle); 15345 mPendingBroadcasts.remove(userHandle); 15346 if (mInstaller != null) { 15347 // Technically, we shouldn't be doing this with the package lock 15348 // held. However, this is very rare, and there is already so much 15349 // other disk I/O going on, that we'll let it slide for now. 15350 final StorageManager storage = StorageManager.from(mContext); 15351 final List<VolumeInfo> vols = storage.getVolumes(); 15352 for (VolumeInfo vol : vols) { 15353 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15354 final String volumeUuid = vol.getFsUuid(); 15355 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15356 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15357 } 15358 } 15359 } 15360 mUserNeedsBadging.delete(userHandle); 15361 removeUnusedPackagesLILPw(userManager, userHandle); 15362 } 15363 15364 /** 15365 * We're removing userHandle and would like to remove any downloaded packages 15366 * that are no longer in use by any other user. 15367 * @param userHandle the user being removed 15368 */ 15369 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15370 final boolean DEBUG_CLEAN_APKS = false; 15371 int [] users = userManager.getUserIdsLPr(); 15372 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15373 while (psit.hasNext()) { 15374 PackageSetting ps = psit.next(); 15375 if (ps.pkg == null) { 15376 continue; 15377 } 15378 final String packageName = ps.pkg.packageName; 15379 // Skip over if system app 15380 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15381 continue; 15382 } 15383 if (DEBUG_CLEAN_APKS) { 15384 Slog.i(TAG, "Checking package " + packageName); 15385 } 15386 boolean keep = false; 15387 for (int i = 0; i < users.length; i++) { 15388 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15389 keep = true; 15390 if (DEBUG_CLEAN_APKS) { 15391 Slog.i(TAG, " Keeping package " + packageName + " for user " 15392 + users[i]); 15393 } 15394 break; 15395 } 15396 } 15397 if (!keep) { 15398 if (DEBUG_CLEAN_APKS) { 15399 Slog.i(TAG, " Removing package " + packageName); 15400 } 15401 mHandler.post(new Runnable() { 15402 public void run() { 15403 deletePackageX(packageName, userHandle, 0); 15404 } //end run 15405 }); 15406 } 15407 } 15408 } 15409 15410 /** Called by UserManagerService */ 15411 void createNewUserLILPw(int userHandle, File path) { 15412 if (mInstaller != null) { 15413 mInstaller.createUserConfig(userHandle); 15414 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15415 } 15416 } 15417 15418 void newUserCreatedLILPw(final int userHandle) { 15419 // We cannot grant the default permissions with a lock held as 15420 // we query providers from other components for default handlers 15421 // such as enabled IMEs, etc. 15422 mHandler.post(new Runnable() { 15423 @Override 15424 public void run() { 15425 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15426 } 15427 }); 15428 } 15429 15430 @Override 15431 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15432 mContext.enforceCallingOrSelfPermission( 15433 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15434 "Only package verification agents can read the verifier device identity"); 15435 15436 synchronized (mPackages) { 15437 return mSettings.getVerifierDeviceIdentityLPw(); 15438 } 15439 } 15440 15441 @Override 15442 public void setPermissionEnforced(String permission, boolean enforced) { 15443 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15444 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15445 synchronized (mPackages) { 15446 if (mSettings.mReadExternalStorageEnforced == null 15447 || mSettings.mReadExternalStorageEnforced != enforced) { 15448 mSettings.mReadExternalStorageEnforced = enforced; 15449 mSettings.writeLPr(); 15450 } 15451 } 15452 // kill any non-foreground processes so we restart them and 15453 // grant/revoke the GID. 15454 final IActivityManager am = ActivityManagerNative.getDefault(); 15455 if (am != null) { 15456 final long token = Binder.clearCallingIdentity(); 15457 try { 15458 am.killProcessesBelowForeground("setPermissionEnforcement"); 15459 } catch (RemoteException e) { 15460 } finally { 15461 Binder.restoreCallingIdentity(token); 15462 } 15463 } 15464 } else { 15465 throw new IllegalArgumentException("No selective enforcement for " + permission); 15466 } 15467 } 15468 15469 @Override 15470 @Deprecated 15471 public boolean isPermissionEnforced(String permission) { 15472 return true; 15473 } 15474 15475 @Override 15476 public boolean isStorageLow() { 15477 final long token = Binder.clearCallingIdentity(); 15478 try { 15479 final DeviceStorageMonitorInternal 15480 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15481 if (dsm != null) { 15482 return dsm.isMemoryLow(); 15483 } else { 15484 return false; 15485 } 15486 } finally { 15487 Binder.restoreCallingIdentity(token); 15488 } 15489 } 15490 15491 @Override 15492 public IPackageInstaller getPackageInstaller() { 15493 return mInstallerService; 15494 } 15495 15496 private boolean userNeedsBadging(int userId) { 15497 int index = mUserNeedsBadging.indexOfKey(userId); 15498 if (index < 0) { 15499 final UserInfo userInfo; 15500 final long token = Binder.clearCallingIdentity(); 15501 try { 15502 userInfo = sUserManager.getUserInfo(userId); 15503 } finally { 15504 Binder.restoreCallingIdentity(token); 15505 } 15506 final boolean b; 15507 if (userInfo != null && userInfo.isManagedProfile()) { 15508 b = true; 15509 } else { 15510 b = false; 15511 } 15512 mUserNeedsBadging.put(userId, b); 15513 return b; 15514 } 15515 return mUserNeedsBadging.valueAt(index); 15516 } 15517 15518 @Override 15519 public KeySet getKeySetByAlias(String packageName, String alias) { 15520 if (packageName == null || alias == null) { 15521 return null; 15522 } 15523 synchronized(mPackages) { 15524 final PackageParser.Package pkg = mPackages.get(packageName); 15525 if (pkg == null) { 15526 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15527 throw new IllegalArgumentException("Unknown package: " + packageName); 15528 } 15529 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15530 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15531 } 15532 } 15533 15534 @Override 15535 public KeySet getSigningKeySet(String packageName) { 15536 if (packageName == null) { 15537 return null; 15538 } 15539 synchronized(mPackages) { 15540 final PackageParser.Package pkg = mPackages.get(packageName); 15541 if (pkg == null) { 15542 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15543 throw new IllegalArgumentException("Unknown package: " + packageName); 15544 } 15545 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15546 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15547 throw new SecurityException("May not access signing KeySet of other apps."); 15548 } 15549 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15550 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15551 } 15552 } 15553 15554 @Override 15555 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15556 if (packageName == null || ks == null) { 15557 return false; 15558 } 15559 synchronized(mPackages) { 15560 final PackageParser.Package pkg = mPackages.get(packageName); 15561 if (pkg == null) { 15562 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15563 throw new IllegalArgumentException("Unknown package: " + packageName); 15564 } 15565 IBinder ksh = ks.getToken(); 15566 if (ksh instanceof KeySetHandle) { 15567 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15568 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15569 } 15570 return false; 15571 } 15572 } 15573 15574 @Override 15575 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15576 if (packageName == null || ks == null) { 15577 return false; 15578 } 15579 synchronized(mPackages) { 15580 final PackageParser.Package pkg = mPackages.get(packageName); 15581 if (pkg == null) { 15582 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15583 throw new IllegalArgumentException("Unknown package: " + packageName); 15584 } 15585 IBinder ksh = ks.getToken(); 15586 if (ksh instanceof KeySetHandle) { 15587 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15588 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15589 } 15590 return false; 15591 } 15592 } 15593 15594 public void getUsageStatsIfNoPackageUsageInfo() { 15595 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15596 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15597 if (usm == null) { 15598 throw new IllegalStateException("UsageStatsManager must be initialized"); 15599 } 15600 long now = System.currentTimeMillis(); 15601 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15602 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15603 String packageName = entry.getKey(); 15604 PackageParser.Package pkg = mPackages.get(packageName); 15605 if (pkg == null) { 15606 continue; 15607 } 15608 UsageStats usage = entry.getValue(); 15609 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15610 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15611 } 15612 } 15613 } 15614 15615 /** 15616 * Check and throw if the given before/after packages would be considered a 15617 * downgrade. 15618 */ 15619 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15620 throws PackageManagerException { 15621 if (after.versionCode < before.mVersionCode) { 15622 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15623 "Update version code " + after.versionCode + " is older than current " 15624 + before.mVersionCode); 15625 } else if (after.versionCode == before.mVersionCode) { 15626 if (after.baseRevisionCode < before.baseRevisionCode) { 15627 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15628 "Update base revision code " + after.baseRevisionCode 15629 + " is older than current " + before.baseRevisionCode); 15630 } 15631 15632 if (!ArrayUtils.isEmpty(after.splitNames)) { 15633 for (int i = 0; i < after.splitNames.length; i++) { 15634 final String splitName = after.splitNames[i]; 15635 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15636 if (j != -1) { 15637 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15638 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15639 "Update split " + splitName + " revision code " 15640 + after.splitRevisionCodes[i] + " is older than current " 15641 + before.splitRevisionCodes[j]); 15642 } 15643 } 15644 } 15645 } 15646 } 15647 } 15648 15649 private static class MoveCallbacks extends Handler { 15650 private static final int MSG_CREATED = 1; 15651 private static final int MSG_STATUS_CHANGED = 2; 15652 15653 private final RemoteCallbackList<IPackageMoveObserver> 15654 mCallbacks = new RemoteCallbackList<>(); 15655 15656 private final SparseIntArray mLastStatus = new SparseIntArray(); 15657 15658 public MoveCallbacks(Looper looper) { 15659 super(looper); 15660 } 15661 15662 public void register(IPackageMoveObserver callback) { 15663 mCallbacks.register(callback); 15664 } 15665 15666 public void unregister(IPackageMoveObserver callback) { 15667 mCallbacks.unregister(callback); 15668 } 15669 15670 @Override 15671 public void handleMessage(Message msg) { 15672 final SomeArgs args = (SomeArgs) msg.obj; 15673 final int n = mCallbacks.beginBroadcast(); 15674 for (int i = 0; i < n; i++) { 15675 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15676 try { 15677 invokeCallback(callback, msg.what, args); 15678 } catch (RemoteException ignored) { 15679 } 15680 } 15681 mCallbacks.finishBroadcast(); 15682 args.recycle(); 15683 } 15684 15685 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15686 throws RemoteException { 15687 switch (what) { 15688 case MSG_CREATED: { 15689 callback.onCreated(args.argi1, (Bundle) args.arg2); 15690 break; 15691 } 15692 case MSG_STATUS_CHANGED: { 15693 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15694 break; 15695 } 15696 } 15697 } 15698 15699 private void notifyCreated(int moveId, Bundle extras) { 15700 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15701 15702 final SomeArgs args = SomeArgs.obtain(); 15703 args.argi1 = moveId; 15704 args.arg2 = extras; 15705 obtainMessage(MSG_CREATED, args).sendToTarget(); 15706 } 15707 15708 private void notifyStatusChanged(int moveId, int status) { 15709 notifyStatusChanged(moveId, status, -1); 15710 } 15711 15712 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15713 Slog.v(TAG, "Move " + moveId + " status " + status); 15714 15715 final SomeArgs args = SomeArgs.obtain(); 15716 args.argi1 = moveId; 15717 args.argi2 = status; 15718 args.arg3 = estMillis; 15719 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15720 15721 synchronized (mLastStatus) { 15722 mLastStatus.put(moveId, status); 15723 } 15724 } 15725 } 15726 15727 private final class OnPermissionChangeListeners extends Handler { 15728 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15729 15730 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15731 new RemoteCallbackList<>(); 15732 15733 public OnPermissionChangeListeners(Looper looper) { 15734 super(looper); 15735 } 15736 15737 @Override 15738 public void handleMessage(Message msg) { 15739 switch (msg.what) { 15740 case MSG_ON_PERMISSIONS_CHANGED: { 15741 final int uid = msg.arg1; 15742 handleOnPermissionsChanged(uid); 15743 } break; 15744 } 15745 } 15746 15747 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15748 mPermissionListeners.register(listener); 15749 15750 } 15751 15752 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15753 mPermissionListeners.unregister(listener); 15754 } 15755 15756 public void onPermissionsChanged(int uid) { 15757 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15758 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15759 } 15760 } 15761 15762 private void handleOnPermissionsChanged(int uid) { 15763 final int count = mPermissionListeners.beginBroadcast(); 15764 try { 15765 for (int i = 0; i < count; i++) { 15766 IOnPermissionsChangeListener callback = mPermissionListeners 15767 .getBroadcastItem(i); 15768 try { 15769 callback.onPermissionsChanged(uid); 15770 } catch (RemoteException e) { 15771 Log.e(TAG, "Permission listener is dead", e); 15772 } 15773 } 15774 } finally { 15775 mPermissionListeners.finishBroadcast(); 15776 } 15777 } 15778 } 15779 15780 private class PackageManagerInternalImpl extends PackageManagerInternal { 15781 @Override 15782 public void setLocationPackagesProvider(PackagesProvider provider) { 15783 synchronized (mPackages) { 15784 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 15785 } 15786 } 15787 15788 @Override 15789 public void setImePackagesProvider(PackagesProvider provider) { 15790 synchronized (mPackages) { 15791 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 15792 } 15793 } 15794 15795 @Override 15796 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 15797 synchronized (mPackages) { 15798 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 15799 } 15800 } 15801 } 15802 15803 @Override 15804 public void grantDefaultPermissions(final int userId) { 15805 enforceSystemOrPhoneCaller("grantDefaultPermissions"); 15806 long token = Binder.clearCallingIdentity(); 15807 try { 15808 // We cannot grant the default permissions with a lock held as 15809 // we query providers from other components for default handlers 15810 // such as enabled IMEs, etc. 15811 mHandler.post(new Runnable() { 15812 @Override 15813 public void run() { 15814 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15815 } 15816 }); 15817 } finally { 15818 Binder.restoreCallingIdentity(token); 15819 } 15820 } 15821 15822 @Override 15823 public void setCarrierAppPackagesProvider(final IPackagesProvider provider) { 15824 enforceSystemOrPhoneCaller("setCarrierAppPackagesProvider"); 15825 long token = Binder.clearCallingIdentity(); 15826 try { 15827 PackageManagerInternal.PackagesProvider wrapper = 15828 new PackageManagerInternal.PackagesProvider() { 15829 @Override 15830 public String[] getPackages(int userId) { 15831 try { 15832 return provider.getPackages(userId); 15833 } catch (RemoteException e) { 15834 return null; 15835 } 15836 } 15837 }; 15838 synchronized (mPackages) { 15839 mDefaultPermissionPolicy.setCarrierAppPackagesProviderLPw(wrapper); 15840 } 15841 } finally { 15842 Binder.restoreCallingIdentity(token); 15843 } 15844 } 15845 15846 private static void enforceSystemOrPhoneCaller(String tag) { 15847 int callingUid = Binder.getCallingUid(); 15848 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 15849 throw new SecurityException( 15850 "Cannot call " + tag + " from UID " + callingUid); 15851 } 15852 } 15853} 15854