PackageManagerService.java revision ee4e4e79f59a808c4c13db8281ac895047ea199a
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 28import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 29import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 32import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 36import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 37import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 38import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 39import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 43import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 44import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 46import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 47import static android.content.pm.PackageManager.INSTALL_INTERNAL; 48import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 49import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 52import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 53import static android.content.pm.PackageManager.MATCH_ALL; 54import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 55import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 56import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 57import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 58import static android.content.pm.PackageManager.PERMISSION_GRANTED; 59import static android.content.pm.PackageParser.isApkFile; 60import static android.os.Process.PACKAGE_INFO_GID; 61import static android.os.Process.SYSTEM_UID; 62import static android.system.OsConstants.O_CREAT; 63import static android.system.OsConstants.O_RDWR; 64import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 65import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 66import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 67import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 68import static com.android.internal.util.ArrayUtils.appendInt; 69import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 70import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 71import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 72import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 73import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 74 75import android.Manifest; 76import android.app.ActivityManager; 77import android.app.ActivityManagerNative; 78import android.app.AppGlobals; 79import android.app.IActivityManager; 80import android.app.admin.IDevicePolicyManager; 81import android.app.backup.IBackupManager; 82import android.app.usage.UsageStats; 83import android.app.usage.UsageStatsManager; 84import android.content.BroadcastReceiver; 85import android.content.ComponentName; 86import android.content.Context; 87import android.content.IIntentReceiver; 88import android.content.Intent; 89import android.content.IntentFilter; 90import android.content.IntentSender; 91import android.content.IntentSender.SendIntentException; 92import android.content.ServiceConnection; 93import android.content.pm.ActivityInfo; 94import android.content.pm.ApplicationInfo; 95import android.content.pm.FeatureInfo; 96import android.content.pm.IOnPermissionsChangeListener; 97import android.content.pm.IPackageDataObserver; 98import android.content.pm.IPackageDeleteObserver; 99import android.content.pm.IPackageDeleteObserver2; 100import android.content.pm.IPackageInstallObserver2; 101import android.content.pm.IPackageInstaller; 102import android.content.pm.IPackageManager; 103import android.content.pm.IPackageMoveObserver; 104import android.content.pm.IPackageStatsObserver; 105import android.content.pm.InstrumentationInfo; 106import android.content.pm.IntentFilterVerificationInfo; 107import android.content.pm.KeySet; 108import android.content.pm.ManifestDigest; 109import android.content.pm.PackageCleanItem; 110import android.content.pm.PackageInfo; 111import android.content.pm.PackageInfoLite; 112import android.content.pm.PackageInstaller; 113import android.content.pm.PackageManager; 114import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 115import android.content.pm.PackageManagerInternal; 116import android.content.pm.PackageParser; 117import android.content.pm.PackageParser.ActivityIntentInfo; 118import android.content.pm.PackageParser.PackageLite; 119import android.content.pm.PackageParser.PackageParserException; 120import android.content.pm.PackageStats; 121import android.content.pm.PackageUserState; 122import android.content.pm.ParceledListSlice; 123import android.content.pm.PermissionGroupInfo; 124import android.content.pm.PermissionInfo; 125import android.content.pm.ProviderInfo; 126import android.content.pm.ResolveInfo; 127import android.content.pm.ServiceInfo; 128import android.content.pm.Signature; 129import android.content.pm.UserInfo; 130import android.content.pm.VerificationParams; 131import android.content.pm.VerifierDeviceIdentity; 132import android.content.pm.VerifierInfo; 133import android.content.res.Resources; 134import android.hardware.display.DisplayManager; 135import android.net.Uri; 136import android.os.Binder; 137import android.os.Build; 138import android.os.Bundle; 139import android.os.Debug; 140import android.os.Environment; 141import android.os.Environment.UserEnvironment; 142import android.os.FileUtils; 143import android.os.Handler; 144import android.os.IBinder; 145import android.os.Looper; 146import android.os.Message; 147import android.os.Parcel; 148import android.os.ParcelFileDescriptor; 149import android.os.Process; 150import android.os.RemoteCallbackList; 151import android.os.RemoteException; 152import android.os.SELinux; 153import android.os.ServiceManager; 154import android.os.SystemClock; 155import android.os.SystemProperties; 156import android.os.UserHandle; 157import android.os.UserManager; 158import android.os.storage.IMountService; 159import android.os.storage.StorageEventListener; 160import android.os.storage.StorageManager; 161import android.os.storage.VolumeInfo; 162import android.os.storage.VolumeRecord; 163import android.security.KeyStore; 164import android.security.SystemKeyStore; 165import android.system.ErrnoException; 166import android.system.Os; 167import android.system.StructStat; 168import android.text.TextUtils; 169import android.text.format.DateUtils; 170import android.util.ArrayMap; 171import android.util.ArraySet; 172import android.util.AtomicFile; 173import android.util.DisplayMetrics; 174import android.util.EventLog; 175import android.util.ExceptionUtils; 176import android.util.Log; 177import android.util.LogPrinter; 178import android.util.MathUtils; 179import android.util.PrintStreamPrinter; 180import android.util.Slog; 181import android.util.SparseArray; 182import android.util.SparseBooleanArray; 183import android.util.SparseIntArray; 184import android.util.Xml; 185import android.view.Display; 186 187import dalvik.system.DexFile; 188import dalvik.system.VMRuntime; 189 190import libcore.io.IoUtils; 191import libcore.util.EmptyArray; 192 193import com.android.internal.R; 194import com.android.internal.app.IMediaContainerService; 195import com.android.internal.app.ResolverActivity; 196import com.android.internal.content.NativeLibraryHelper; 197import com.android.internal.content.PackageHelper; 198import com.android.internal.os.IParcelFileDescriptorFactory; 199import com.android.internal.os.SomeArgs; 200import com.android.internal.os.Zygote; 201import com.android.internal.util.ArrayUtils; 202import com.android.internal.util.FastPrintWriter; 203import com.android.internal.util.FastXmlSerializer; 204import com.android.internal.util.IndentingPrintWriter; 205import com.android.internal.util.Preconditions; 206import com.android.server.EventLogTags; 207import com.android.server.FgThread; 208import com.android.server.IntentResolver; 209import com.android.server.LocalServices; 210import com.android.server.ServiceThread; 211import com.android.server.SystemConfig; 212import com.android.server.Watchdog; 213import com.android.server.pm.PermissionsState.PermissionState; 214import com.android.server.pm.Settings.DatabaseVersion; 215import com.android.server.storage.DeviceStorageMonitorInternal; 216 217import org.xmlpull.v1.XmlPullParser; 218import org.xmlpull.v1.XmlPullParserException; 219import org.xmlpull.v1.XmlSerializer; 220 221import java.io.BufferedInputStream; 222import java.io.BufferedOutputStream; 223import java.io.BufferedReader; 224import java.io.ByteArrayInputStream; 225import java.io.ByteArrayOutputStream; 226import java.io.File; 227import java.io.FileDescriptor; 228import java.io.FileNotFoundException; 229import java.io.FileOutputStream; 230import java.io.FileReader; 231import java.io.FilenameFilter; 232import java.io.IOException; 233import java.io.InputStream; 234import java.io.PrintWriter; 235import java.nio.charset.StandardCharsets; 236import java.security.NoSuchAlgorithmException; 237import java.security.PublicKey; 238import java.security.cert.CertificateEncodingException; 239import java.security.cert.CertificateException; 240import java.text.SimpleDateFormat; 241import java.util.ArrayList; 242import java.util.Arrays; 243import java.util.Collection; 244import java.util.Collections; 245import java.util.Comparator; 246import java.util.Date; 247import java.util.Iterator; 248import java.util.List; 249import java.util.Map; 250import java.util.Objects; 251import java.util.Set; 252import java.util.concurrent.CountDownLatch; 253import java.util.concurrent.TimeUnit; 254import java.util.concurrent.atomic.AtomicBoolean; 255import java.util.concurrent.atomic.AtomicInteger; 256import java.util.concurrent.atomic.AtomicLong; 257 258/** 259 * Keep track of all those .apks everywhere. 260 * 261 * This is very central to the platform's security; please run the unit 262 * tests whenever making modifications here: 263 * 264runtest -c android.content.pm.PackageManagerTests frameworks-core 265 * 266 * {@hide} 267 */ 268public class PackageManagerService extends IPackageManager.Stub { 269 static final String TAG = "PackageManager"; 270 static final boolean DEBUG_SETTINGS = false; 271 static final boolean DEBUG_PREFERRED = false; 272 static final boolean DEBUG_UPGRADE = false; 273 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 274 private static final boolean DEBUG_BACKUP = true; 275 private static final boolean DEBUG_INSTALL = false; 276 private static final boolean DEBUG_REMOVE = false; 277 private static final boolean DEBUG_BROADCASTS = false; 278 private static final boolean DEBUG_SHOW_INFO = false; 279 private static final boolean DEBUG_PACKAGE_INFO = false; 280 private static final boolean DEBUG_INTENT_MATCHING = false; 281 private static final boolean DEBUG_PACKAGE_SCANNING = false; 282 private static final boolean DEBUG_VERIFY = false; 283 private static final boolean DEBUG_DEXOPT = false; 284 private static final boolean DEBUG_ABI_SELECTION = false; 285 286 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 287 288 private static final int RADIO_UID = Process.PHONE_UID; 289 private static final int LOG_UID = Process.LOG_UID; 290 private static final int NFC_UID = Process.NFC_UID; 291 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 292 private static final int SHELL_UID = Process.SHELL_UID; 293 294 // Cap the size of permission trees that 3rd party apps can define 295 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 296 297 // Suffix used during package installation when copying/moving 298 // package apks to install directory. 299 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 300 301 static final int SCAN_NO_DEX = 1<<1; 302 static final int SCAN_FORCE_DEX = 1<<2; 303 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 304 static final int SCAN_NEW_INSTALL = 1<<4; 305 static final int SCAN_NO_PATHS = 1<<5; 306 static final int SCAN_UPDATE_TIME = 1<<6; 307 static final int SCAN_DEFER_DEX = 1<<7; 308 static final int SCAN_BOOTING = 1<<8; 309 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 310 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 311 static final int SCAN_REQUIRE_KNOWN = 1<<12; 312 static final int SCAN_MOVE = 1<<13; 313 static final int SCAN_INITIAL = 1<<14; 314 315 static final int REMOVE_CHATTY = 1<<16; 316 317 private static final int[] EMPTY_INT_ARRAY = new int[0]; 318 319 /** 320 * Timeout (in milliseconds) after which the watchdog should declare that 321 * our handler thread is wedged. The usual default for such things is one 322 * minute but we sometimes do very lengthy I/O operations on this thread, 323 * such as installing multi-gigabyte applications, so ours needs to be longer. 324 */ 325 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 326 327 /** 328 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 329 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 330 * settings entry if available, otherwise we use the hardcoded default. If it's been 331 * more than this long since the last fstrim, we force one during the boot sequence. 332 * 333 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 334 * one gets run at the next available charging+idle time. This final mandatory 335 * no-fstrim check kicks in only of the other scheduling criteria is never met. 336 */ 337 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 338 339 /** 340 * Whether verification is enabled by default. 341 */ 342 private static final boolean DEFAULT_VERIFY_ENABLE = true; 343 344 /** 345 * The default maximum time to wait for the verification agent to return in 346 * milliseconds. 347 */ 348 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 349 350 /** 351 * The default response for package verification timeout. 352 * 353 * This can be either PackageManager.VERIFICATION_ALLOW or 354 * PackageManager.VERIFICATION_REJECT. 355 */ 356 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 357 358 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 359 360 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 361 DEFAULT_CONTAINER_PACKAGE, 362 "com.android.defcontainer.DefaultContainerService"); 363 364 private static final String KILL_APP_REASON_GIDS_CHANGED = 365 "permission grant or revoke changed gids"; 366 367 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 368 "permissions revoked"; 369 370 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 371 372 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 373 374 /** Permission grant: not grant the permission. */ 375 private static final int GRANT_DENIED = 1; 376 377 /** Permission grant: grant the permission as an install permission. */ 378 private static final int GRANT_INSTALL = 2; 379 380 /** Permission grant: grant the permission as an install permission for a legacy app. */ 381 private static final int GRANT_INSTALL_LEGACY = 3; 382 383 /** Permission grant: grant the permission as a runtime one. */ 384 private static final int GRANT_RUNTIME = 4; 385 386 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 387 private static final int GRANT_UPGRADE = 5; 388 389 final ServiceThread mHandlerThread; 390 391 final PackageHandler mHandler; 392 393 /** 394 * Messages for {@link #mHandler} that need to wait for system ready before 395 * being dispatched. 396 */ 397 private ArrayList<Message> mPostSystemReadyMessages; 398 399 final int mSdkVersion = Build.VERSION.SDK_INT; 400 401 final Context mContext; 402 final boolean mFactoryTest; 403 final boolean mOnlyCore; 404 final boolean mLazyDexOpt; 405 final long mDexOptLRUThresholdInMills; 406 final DisplayMetrics mMetrics; 407 final int mDefParseFlags; 408 final String[] mSeparateProcesses; 409 final boolean mIsUpgrade; 410 411 // This is where all application persistent data goes. 412 final File mAppDataDir; 413 414 // This is where all application persistent data goes for secondary users. 415 final File mUserAppDataDir; 416 417 /** The location for ASEC container files on internal storage. */ 418 final String mAsecInternalPath; 419 420 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 421 // LOCK HELD. Can be called with mInstallLock held. 422 final Installer mInstaller; 423 424 /** Directory where installed third-party apps stored */ 425 final File mAppInstallDir; 426 427 /** 428 * Directory to which applications installed internally have their 429 * 32 bit native libraries copied. 430 */ 431 private File mAppLib32InstallDir; 432 433 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 434 // apps. 435 final File mDrmAppPrivateInstallDir; 436 437 // ---------------------------------------------------------------- 438 439 // Lock for state used when installing and doing other long running 440 // operations. Methods that must be called with this lock held have 441 // the suffix "LI". 442 final Object mInstallLock = new Object(); 443 444 // ---------------------------------------------------------------- 445 446 // Keys are String (package name), values are Package. This also serves 447 // as the lock for the global state. Methods that must be called with 448 // this lock held have the prefix "LP". 449 final ArrayMap<String, PackageParser.Package> mPackages = 450 new ArrayMap<String, PackageParser.Package>(); 451 452 // Tracks available target package names -> overlay package paths. 453 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 454 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 455 456 final Settings mSettings; 457 boolean mRestoredSettings; 458 459 // System configuration read by SystemConfig. 460 final int[] mGlobalGids; 461 final SparseArray<ArraySet<String>> mSystemPermissions; 462 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 463 464 // If mac_permissions.xml was found for seinfo labeling. 465 boolean mFoundPolicyFile; 466 467 // If a recursive restorecon of /data/data/<pkg> is needed. 468 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 469 470 public static final class SharedLibraryEntry { 471 public final String path; 472 public final String apk; 473 474 SharedLibraryEntry(String _path, String _apk) { 475 path = _path; 476 apk = _apk; 477 } 478 } 479 480 // Currently known shared libraries. 481 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 482 new ArrayMap<String, SharedLibraryEntry>(); 483 484 // All available activities, for your resolving pleasure. 485 final ActivityIntentResolver mActivities = 486 new ActivityIntentResolver(); 487 488 // All available receivers, for your resolving pleasure. 489 final ActivityIntentResolver mReceivers = 490 new ActivityIntentResolver(); 491 492 // All available services, for your resolving pleasure. 493 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 494 495 // All available providers, for your resolving pleasure. 496 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 497 498 // Mapping from provider base names (first directory in content URI codePath) 499 // to the provider information. 500 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 501 new ArrayMap<String, PackageParser.Provider>(); 502 503 // Mapping from instrumentation class names to info about them. 504 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 505 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 506 507 // Mapping from permission names to info about them. 508 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 509 new ArrayMap<String, PackageParser.PermissionGroup>(); 510 511 // Packages whose data we have transfered into another package, thus 512 // should no longer exist. 513 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 514 515 // Broadcast actions that are only available to the system. 516 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 517 518 /** List of packages waiting for verification. */ 519 final SparseArray<PackageVerificationState> mPendingVerification 520 = new SparseArray<PackageVerificationState>(); 521 522 /** Set of packages associated with each app op permission. */ 523 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 524 525 final PackageInstallerService mInstallerService; 526 527 private final PackageDexOptimizer mPackageDexOptimizer; 528 529 private AtomicInteger mNextMoveId = new AtomicInteger(); 530 private final MoveCallbacks mMoveCallbacks; 531 532 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 533 534 // Cache of users who need badging. 535 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 536 537 /** Token for keys in mPendingVerification. */ 538 private int mPendingVerificationToken = 0; 539 540 volatile boolean mSystemReady; 541 volatile boolean mSafeMode; 542 volatile boolean mHasSystemUidErrors; 543 544 ApplicationInfo mAndroidApplication; 545 final ActivityInfo mResolveActivity = new ActivityInfo(); 546 final ResolveInfo mResolveInfo = new ResolveInfo(); 547 ComponentName mResolveComponentName; 548 PackageParser.Package mPlatformPackage; 549 ComponentName mCustomResolverComponentName; 550 551 boolean mResolverReplaced = false; 552 553 private final ComponentName mIntentFilterVerifierComponent; 554 private int mIntentFilterVerificationToken = 0; 555 556 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 557 = new SparseArray<IntentFilterVerificationState>(); 558 559 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 560 new DefaultPermissionGrantPolicy(this); 561 562 private static class IFVerificationParams { 563 PackageParser.Package pkg; 564 boolean replacing; 565 int userId; 566 int verifierUid; 567 568 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 569 int _userId, int _verifierUid) { 570 pkg = _pkg; 571 replacing = _replacing; 572 userId = _userId; 573 replacing = _replacing; 574 verifierUid = _verifierUid; 575 } 576 } 577 578 private interface IntentFilterVerifier<T extends IntentFilter> { 579 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 580 T filter, String packageName); 581 void startVerifications(int userId); 582 void receiveVerificationResponse(int verificationId); 583 } 584 585 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 586 private Context mContext; 587 private ComponentName mIntentFilterVerifierComponent; 588 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 589 590 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 591 mContext = context; 592 mIntentFilterVerifierComponent = verifierComponent; 593 } 594 595 private String getDefaultScheme() { 596 return IntentFilter.SCHEME_HTTPS; 597 } 598 599 @Override 600 public void startVerifications(int userId) { 601 // Launch verifications requests 602 int count = mCurrentIntentFilterVerifications.size(); 603 for (int n=0; n<count; n++) { 604 int verificationId = mCurrentIntentFilterVerifications.get(n); 605 final IntentFilterVerificationState ivs = 606 mIntentFilterVerificationStates.get(verificationId); 607 608 String packageName = ivs.getPackageName(); 609 610 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 611 final int filterCount = filters.size(); 612 ArraySet<String> domainsSet = new ArraySet<>(); 613 for (int m=0; m<filterCount; m++) { 614 PackageParser.ActivityIntentInfo filter = filters.get(m); 615 domainsSet.addAll(filter.getHostsList()); 616 } 617 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 618 synchronized (mPackages) { 619 if (mSettings.createIntentFilterVerificationIfNeededLPw( 620 packageName, domainsList) != null) { 621 scheduleWriteSettingsLocked(); 622 } 623 } 624 sendVerificationRequest(userId, verificationId, ivs); 625 } 626 mCurrentIntentFilterVerifications.clear(); 627 } 628 629 private void sendVerificationRequest(int userId, int verificationId, 630 IntentFilterVerificationState ivs) { 631 632 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 633 verificationIntent.putExtra( 634 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 635 verificationId); 636 verificationIntent.putExtra( 637 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 638 getDefaultScheme()); 639 verificationIntent.putExtra( 640 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 641 ivs.getHostsString()); 642 verificationIntent.putExtra( 643 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 644 ivs.getPackageName()); 645 verificationIntent.setComponent(mIntentFilterVerifierComponent); 646 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 647 648 UserHandle user = new UserHandle(userId); 649 mContext.sendBroadcastAsUser(verificationIntent, user); 650 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 651 "Sending IntentFilter verification broadcast"); 652 } 653 654 public void receiveVerificationResponse(int verificationId) { 655 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 656 657 final boolean verified = ivs.isVerified(); 658 659 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 660 final int count = filters.size(); 661 if (DEBUG_DOMAIN_VERIFICATION) { 662 Slog.i(TAG, "Received verification response " + verificationId 663 + " for " + count + " filters, verified=" + verified); 664 } 665 for (int n=0; n<count; n++) { 666 PackageParser.ActivityIntentInfo filter = filters.get(n); 667 filter.setVerified(verified); 668 669 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 670 + " verified with result:" + verified + " and hosts:" 671 + ivs.getHostsString()); 672 } 673 674 mIntentFilterVerificationStates.remove(verificationId); 675 676 final String packageName = ivs.getPackageName(); 677 IntentFilterVerificationInfo ivi = null; 678 679 synchronized (mPackages) { 680 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 681 } 682 if (ivi == null) { 683 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 684 + verificationId + " packageName:" + packageName); 685 return; 686 } 687 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 688 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 689 690 synchronized (mPackages) { 691 if (verified) { 692 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 693 } else { 694 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 695 } 696 scheduleWriteSettingsLocked(); 697 698 final int userId = ivs.getUserId(); 699 if (userId != UserHandle.USER_ALL) { 700 final int userStatus = 701 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 702 703 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 704 boolean needUpdate = false; 705 706 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 707 // already been set by the User thru the Disambiguation dialog 708 switch (userStatus) { 709 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 710 if (verified) { 711 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 712 } else { 713 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 714 } 715 needUpdate = true; 716 break; 717 718 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 719 if (verified) { 720 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 721 needUpdate = true; 722 } 723 break; 724 725 default: 726 // Nothing to do 727 } 728 729 if (needUpdate) { 730 mSettings.updateIntentFilterVerificationStatusLPw( 731 packageName, updatedStatus, userId); 732 scheduleWritePackageRestrictionsLocked(userId); 733 } 734 } 735 } 736 } 737 738 @Override 739 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 740 ActivityIntentInfo filter, String packageName) { 741 if (!hasValidDomains(filter)) { 742 return false; 743 } 744 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 745 if (ivs == null) { 746 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 747 packageName); 748 } 749 if (DEBUG_DOMAIN_VERIFICATION) { 750 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 751 } 752 ivs.addFilter(filter); 753 return true; 754 } 755 756 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 757 int userId, int verificationId, String packageName) { 758 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 759 verifierUid, userId, packageName); 760 ivs.setPendingState(); 761 synchronized (mPackages) { 762 mIntentFilterVerificationStates.append(verificationId, ivs); 763 mCurrentIntentFilterVerifications.add(verificationId); 764 } 765 return ivs; 766 } 767 } 768 769 private static boolean hasValidDomains(ActivityIntentInfo filter) { 770 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 771 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 772 if (!hasHTTPorHTTPS) { 773 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 774 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 775 return false; 776 } 777 return true; 778 } 779 780 private IntentFilterVerifier mIntentFilterVerifier; 781 782 // Set of pending broadcasts for aggregating enable/disable of components. 783 static class PendingPackageBroadcasts { 784 // for each user id, a map of <package name -> components within that package> 785 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 786 787 public PendingPackageBroadcasts() { 788 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 789 } 790 791 public ArrayList<String> get(int userId, String packageName) { 792 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 793 return packages.get(packageName); 794 } 795 796 public void put(int userId, String packageName, ArrayList<String> components) { 797 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 798 packages.put(packageName, components); 799 } 800 801 public void remove(int userId, String packageName) { 802 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 803 if (packages != null) { 804 packages.remove(packageName); 805 } 806 } 807 808 public void remove(int userId) { 809 mUidMap.remove(userId); 810 } 811 812 public int userIdCount() { 813 return mUidMap.size(); 814 } 815 816 public int userIdAt(int n) { 817 return mUidMap.keyAt(n); 818 } 819 820 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 821 return mUidMap.get(userId); 822 } 823 824 public int size() { 825 // total number of pending broadcast entries across all userIds 826 int num = 0; 827 for (int i = 0; i< mUidMap.size(); i++) { 828 num += mUidMap.valueAt(i).size(); 829 } 830 return num; 831 } 832 833 public void clear() { 834 mUidMap.clear(); 835 } 836 837 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 838 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 839 if (map == null) { 840 map = new ArrayMap<String, ArrayList<String>>(); 841 mUidMap.put(userId, map); 842 } 843 return map; 844 } 845 } 846 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 847 848 // Service Connection to remote media container service to copy 849 // package uri's from external media onto secure containers 850 // or internal storage. 851 private IMediaContainerService mContainerService = null; 852 853 static final int SEND_PENDING_BROADCAST = 1; 854 static final int MCS_BOUND = 3; 855 static final int END_COPY = 4; 856 static final int INIT_COPY = 5; 857 static final int MCS_UNBIND = 6; 858 static final int START_CLEANING_PACKAGE = 7; 859 static final int FIND_INSTALL_LOC = 8; 860 static final int POST_INSTALL = 9; 861 static final int MCS_RECONNECT = 10; 862 static final int MCS_GIVE_UP = 11; 863 static final int UPDATED_MEDIA_STATUS = 12; 864 static final int WRITE_SETTINGS = 13; 865 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 866 static final int PACKAGE_VERIFIED = 15; 867 static final int CHECK_PENDING_VERIFICATION = 16; 868 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 869 static final int INTENT_FILTER_VERIFIED = 18; 870 871 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 872 873 // Delay time in millisecs 874 static final int BROADCAST_DELAY = 10 * 1000; 875 876 static UserManagerService sUserManager; 877 878 // Stores a list of users whose package restrictions file needs to be updated 879 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 880 881 final private DefaultContainerConnection mDefContainerConn = 882 new DefaultContainerConnection(); 883 class DefaultContainerConnection implements ServiceConnection { 884 public void onServiceConnected(ComponentName name, IBinder service) { 885 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 886 IMediaContainerService imcs = 887 IMediaContainerService.Stub.asInterface(service); 888 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 889 } 890 891 public void onServiceDisconnected(ComponentName name) { 892 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 893 } 894 } 895 896 // Recordkeeping of restore-after-install operations that are currently in flight 897 // between the Package Manager and the Backup Manager 898 class PostInstallData { 899 public InstallArgs args; 900 public PackageInstalledInfo res; 901 902 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 903 args = _a; 904 res = _r; 905 } 906 } 907 908 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 909 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 910 911 // XML tags for backup/restore of various bits of state 912 private static final String TAG_PREFERRED_BACKUP = "pa"; 913 private static final String TAG_DEFAULT_APPS = "da"; 914 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 915 916 private final String mRequiredVerifierPackage; 917 918 private final PackageUsage mPackageUsage = new PackageUsage(); 919 920 private class PackageUsage { 921 private static final int WRITE_INTERVAL 922 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 923 924 private final Object mFileLock = new Object(); 925 private final AtomicLong mLastWritten = new AtomicLong(0); 926 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 927 928 private boolean mIsHistoricalPackageUsageAvailable = true; 929 930 boolean isHistoricalPackageUsageAvailable() { 931 return mIsHistoricalPackageUsageAvailable; 932 } 933 934 void write(boolean force) { 935 if (force) { 936 writeInternal(); 937 return; 938 } 939 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 940 && !DEBUG_DEXOPT) { 941 return; 942 } 943 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 944 new Thread("PackageUsage_DiskWriter") { 945 @Override 946 public void run() { 947 try { 948 writeInternal(); 949 } finally { 950 mBackgroundWriteRunning.set(false); 951 } 952 } 953 }.start(); 954 } 955 } 956 957 private void writeInternal() { 958 synchronized (mPackages) { 959 synchronized (mFileLock) { 960 AtomicFile file = getFile(); 961 FileOutputStream f = null; 962 try { 963 f = file.startWrite(); 964 BufferedOutputStream out = new BufferedOutputStream(f); 965 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 966 StringBuilder sb = new StringBuilder(); 967 for (PackageParser.Package pkg : mPackages.values()) { 968 if (pkg.mLastPackageUsageTimeInMills == 0) { 969 continue; 970 } 971 sb.setLength(0); 972 sb.append(pkg.packageName); 973 sb.append(' '); 974 sb.append((long)pkg.mLastPackageUsageTimeInMills); 975 sb.append('\n'); 976 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 977 } 978 out.flush(); 979 file.finishWrite(f); 980 } catch (IOException e) { 981 if (f != null) { 982 file.failWrite(f); 983 } 984 Log.e(TAG, "Failed to write package usage times", e); 985 } 986 } 987 } 988 mLastWritten.set(SystemClock.elapsedRealtime()); 989 } 990 991 void readLP() { 992 synchronized (mFileLock) { 993 AtomicFile file = getFile(); 994 BufferedInputStream in = null; 995 try { 996 in = new BufferedInputStream(file.openRead()); 997 StringBuffer sb = new StringBuffer(); 998 while (true) { 999 String packageName = readToken(in, sb, ' '); 1000 if (packageName == null) { 1001 break; 1002 } 1003 String timeInMillisString = readToken(in, sb, '\n'); 1004 if (timeInMillisString == null) { 1005 throw new IOException("Failed to find last usage time for package " 1006 + packageName); 1007 } 1008 PackageParser.Package pkg = mPackages.get(packageName); 1009 if (pkg == null) { 1010 continue; 1011 } 1012 long timeInMillis; 1013 try { 1014 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1015 } catch (NumberFormatException e) { 1016 throw new IOException("Failed to parse " + timeInMillisString 1017 + " as a long.", e); 1018 } 1019 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1020 } 1021 } catch (FileNotFoundException expected) { 1022 mIsHistoricalPackageUsageAvailable = false; 1023 } catch (IOException e) { 1024 Log.w(TAG, "Failed to read package usage times", e); 1025 } finally { 1026 IoUtils.closeQuietly(in); 1027 } 1028 } 1029 mLastWritten.set(SystemClock.elapsedRealtime()); 1030 } 1031 1032 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1033 throws IOException { 1034 sb.setLength(0); 1035 while (true) { 1036 int ch = in.read(); 1037 if (ch == -1) { 1038 if (sb.length() == 0) { 1039 return null; 1040 } 1041 throw new IOException("Unexpected EOF"); 1042 } 1043 if (ch == endOfToken) { 1044 return sb.toString(); 1045 } 1046 sb.append((char)ch); 1047 } 1048 } 1049 1050 private AtomicFile getFile() { 1051 File dataDir = Environment.getDataDirectory(); 1052 File systemDir = new File(dataDir, "system"); 1053 File fname = new File(systemDir, "package-usage.list"); 1054 return new AtomicFile(fname); 1055 } 1056 } 1057 1058 class PackageHandler extends Handler { 1059 private boolean mBound = false; 1060 final ArrayList<HandlerParams> mPendingInstalls = 1061 new ArrayList<HandlerParams>(); 1062 1063 private boolean connectToService() { 1064 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1065 " DefaultContainerService"); 1066 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1067 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1068 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1069 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1070 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1071 mBound = true; 1072 return true; 1073 } 1074 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1075 return false; 1076 } 1077 1078 private void disconnectService() { 1079 mContainerService = null; 1080 mBound = false; 1081 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1082 mContext.unbindService(mDefContainerConn); 1083 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1084 } 1085 1086 PackageHandler(Looper looper) { 1087 super(looper); 1088 } 1089 1090 public void handleMessage(Message msg) { 1091 try { 1092 doHandleMessage(msg); 1093 } finally { 1094 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1095 } 1096 } 1097 1098 void doHandleMessage(Message msg) { 1099 switch (msg.what) { 1100 case INIT_COPY: { 1101 HandlerParams params = (HandlerParams) msg.obj; 1102 int idx = mPendingInstalls.size(); 1103 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1104 // If a bind was already initiated we dont really 1105 // need to do anything. The pending install 1106 // will be processed later on. 1107 if (!mBound) { 1108 // If this is the only one pending we might 1109 // have to bind to the service again. 1110 if (!connectToService()) { 1111 Slog.e(TAG, "Failed to bind to media container service"); 1112 params.serviceError(); 1113 return; 1114 } else { 1115 // Once we bind to the service, the first 1116 // pending request will be processed. 1117 mPendingInstalls.add(idx, params); 1118 } 1119 } else { 1120 mPendingInstalls.add(idx, params); 1121 // Already bound to the service. Just make 1122 // sure we trigger off processing the first request. 1123 if (idx == 0) { 1124 mHandler.sendEmptyMessage(MCS_BOUND); 1125 } 1126 } 1127 break; 1128 } 1129 case MCS_BOUND: { 1130 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1131 if (msg.obj != null) { 1132 mContainerService = (IMediaContainerService) msg.obj; 1133 } 1134 if (mContainerService == null) { 1135 if (!mBound) { 1136 // Something seriously wrong since we are not bound and we are not 1137 // waiting for connection. Bail out. 1138 Slog.e(TAG, "Cannot bind to media container service"); 1139 for (HandlerParams params : mPendingInstalls) { 1140 // Indicate service bind error 1141 params.serviceError(); 1142 } 1143 mPendingInstalls.clear(); 1144 } else { 1145 Slog.w(TAG, "Waiting to connect to media container service"); 1146 } 1147 } else if (mPendingInstalls.size() > 0) { 1148 HandlerParams params = mPendingInstalls.get(0); 1149 if (params != null) { 1150 if (params.startCopy()) { 1151 // We are done... look for more work or to 1152 // go idle. 1153 if (DEBUG_SD_INSTALL) Log.i(TAG, 1154 "Checking for more work or unbind..."); 1155 // Delete pending install 1156 if (mPendingInstalls.size() > 0) { 1157 mPendingInstalls.remove(0); 1158 } 1159 if (mPendingInstalls.size() == 0) { 1160 if (mBound) { 1161 if (DEBUG_SD_INSTALL) Log.i(TAG, 1162 "Posting delayed MCS_UNBIND"); 1163 removeMessages(MCS_UNBIND); 1164 Message ubmsg = obtainMessage(MCS_UNBIND); 1165 // Unbind after a little delay, to avoid 1166 // continual thrashing. 1167 sendMessageDelayed(ubmsg, 10000); 1168 } 1169 } else { 1170 // There are more pending requests in queue. 1171 // Just post MCS_BOUND message to trigger processing 1172 // of next pending install. 1173 if (DEBUG_SD_INSTALL) Log.i(TAG, 1174 "Posting MCS_BOUND for next work"); 1175 mHandler.sendEmptyMessage(MCS_BOUND); 1176 } 1177 } 1178 } 1179 } else { 1180 // Should never happen ideally. 1181 Slog.w(TAG, "Empty queue"); 1182 } 1183 break; 1184 } 1185 case MCS_RECONNECT: { 1186 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1187 if (mPendingInstalls.size() > 0) { 1188 if (mBound) { 1189 disconnectService(); 1190 } 1191 if (!connectToService()) { 1192 Slog.e(TAG, "Failed to bind to media container service"); 1193 for (HandlerParams params : mPendingInstalls) { 1194 // Indicate service bind error 1195 params.serviceError(); 1196 } 1197 mPendingInstalls.clear(); 1198 } 1199 } 1200 break; 1201 } 1202 case MCS_UNBIND: { 1203 // If there is no actual work left, then time to unbind. 1204 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1205 1206 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1207 if (mBound) { 1208 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1209 1210 disconnectService(); 1211 } 1212 } else if (mPendingInstalls.size() > 0) { 1213 // There are more pending requests in queue. 1214 // Just post MCS_BOUND message to trigger processing 1215 // of next pending install. 1216 mHandler.sendEmptyMessage(MCS_BOUND); 1217 } 1218 1219 break; 1220 } 1221 case MCS_GIVE_UP: { 1222 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1223 mPendingInstalls.remove(0); 1224 break; 1225 } 1226 case SEND_PENDING_BROADCAST: { 1227 String packages[]; 1228 ArrayList<String> components[]; 1229 int size = 0; 1230 int uids[]; 1231 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1232 synchronized (mPackages) { 1233 if (mPendingBroadcasts == null) { 1234 return; 1235 } 1236 size = mPendingBroadcasts.size(); 1237 if (size <= 0) { 1238 // Nothing to be done. Just return 1239 return; 1240 } 1241 packages = new String[size]; 1242 components = new ArrayList[size]; 1243 uids = new int[size]; 1244 int i = 0; // filling out the above arrays 1245 1246 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1247 int packageUserId = mPendingBroadcasts.userIdAt(n); 1248 Iterator<Map.Entry<String, ArrayList<String>>> it 1249 = mPendingBroadcasts.packagesForUserId(packageUserId) 1250 .entrySet().iterator(); 1251 while (it.hasNext() && i < size) { 1252 Map.Entry<String, ArrayList<String>> ent = it.next(); 1253 packages[i] = ent.getKey(); 1254 components[i] = ent.getValue(); 1255 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1256 uids[i] = (ps != null) 1257 ? UserHandle.getUid(packageUserId, ps.appId) 1258 : -1; 1259 i++; 1260 } 1261 } 1262 size = i; 1263 mPendingBroadcasts.clear(); 1264 } 1265 // Send broadcasts 1266 for (int i = 0; i < size; i++) { 1267 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1268 } 1269 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1270 break; 1271 } 1272 case START_CLEANING_PACKAGE: { 1273 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1274 final String packageName = (String)msg.obj; 1275 final int userId = msg.arg1; 1276 final boolean andCode = msg.arg2 != 0; 1277 synchronized (mPackages) { 1278 if (userId == UserHandle.USER_ALL) { 1279 int[] users = sUserManager.getUserIds(); 1280 for (int user : users) { 1281 mSettings.addPackageToCleanLPw( 1282 new PackageCleanItem(user, packageName, andCode)); 1283 } 1284 } else { 1285 mSettings.addPackageToCleanLPw( 1286 new PackageCleanItem(userId, packageName, andCode)); 1287 } 1288 } 1289 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1290 startCleaningPackages(); 1291 } break; 1292 case POST_INSTALL: { 1293 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1294 PostInstallData data = mRunningInstalls.get(msg.arg1); 1295 mRunningInstalls.delete(msg.arg1); 1296 boolean deleteOld = false; 1297 1298 if (data != null) { 1299 InstallArgs args = data.args; 1300 PackageInstalledInfo res = data.res; 1301 1302 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1303 res.removedInfo.sendBroadcast(false, true, false); 1304 Bundle extras = new Bundle(1); 1305 extras.putInt(Intent.EXTRA_UID, res.uid); 1306 1307 // Now that we successfully installed the package, grant runtime 1308 // permissions if requested before broadcasting the install. 1309 if ((args.installFlags 1310 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1311 grantRequestedRuntimePermissions(res.pkg, 1312 args.user.getIdentifier()); 1313 } 1314 1315 // Determine the set of users who are adding this 1316 // package for the first time vs. those who are seeing 1317 // an update. 1318 int[] firstUsers; 1319 int[] updateUsers = new int[0]; 1320 if (res.origUsers == null || res.origUsers.length == 0) { 1321 firstUsers = res.newUsers; 1322 } else { 1323 firstUsers = new int[0]; 1324 for (int i=0; i<res.newUsers.length; i++) { 1325 int user = res.newUsers[i]; 1326 boolean isNew = true; 1327 for (int j=0; j<res.origUsers.length; j++) { 1328 if (res.origUsers[j] == user) { 1329 isNew = false; 1330 break; 1331 } 1332 } 1333 if (isNew) { 1334 int[] newFirst = new int[firstUsers.length+1]; 1335 System.arraycopy(firstUsers, 0, newFirst, 0, 1336 firstUsers.length); 1337 newFirst[firstUsers.length] = user; 1338 firstUsers = newFirst; 1339 } else { 1340 int[] newUpdate = new int[updateUsers.length+1]; 1341 System.arraycopy(updateUsers, 0, newUpdate, 0, 1342 updateUsers.length); 1343 newUpdate[updateUsers.length] = user; 1344 updateUsers = newUpdate; 1345 } 1346 } 1347 } 1348 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1349 res.pkg.applicationInfo.packageName, 1350 extras, null, null, firstUsers); 1351 final boolean update = res.removedInfo.removedPackage != null; 1352 if (update) { 1353 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1354 } 1355 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1356 res.pkg.applicationInfo.packageName, 1357 extras, null, null, updateUsers); 1358 if (update) { 1359 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1360 res.pkg.applicationInfo.packageName, 1361 extras, null, null, updateUsers); 1362 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1363 null, null, 1364 res.pkg.applicationInfo.packageName, null, updateUsers); 1365 1366 // treat asec-hosted packages like removable media on upgrade 1367 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1368 if (DEBUG_INSTALL) { 1369 Slog.i(TAG, "upgrading pkg " + res.pkg 1370 + " is ASEC-hosted -> AVAILABLE"); 1371 } 1372 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1373 ArrayList<String> pkgList = new ArrayList<String>(1); 1374 pkgList.add(res.pkg.applicationInfo.packageName); 1375 sendResourcesChangedBroadcast(true, true, 1376 pkgList,uidArray, null); 1377 } 1378 } 1379 if (res.removedInfo.args != null) { 1380 // Remove the replaced package's older resources safely now 1381 deleteOld = true; 1382 } 1383 1384 // Log current value of "unknown sources" setting 1385 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1386 getUnknownSourcesSettings()); 1387 } 1388 // Force a gc to clear up things 1389 Runtime.getRuntime().gc(); 1390 // We delete after a gc for applications on sdcard. 1391 if (deleteOld) { 1392 synchronized (mInstallLock) { 1393 res.removedInfo.args.doPostDeleteLI(true); 1394 } 1395 } 1396 if (args.observer != null) { 1397 try { 1398 Bundle extras = extrasForInstallResult(res); 1399 args.observer.onPackageInstalled(res.name, res.returnCode, 1400 res.returnMsg, extras); 1401 } catch (RemoteException e) { 1402 Slog.i(TAG, "Observer no longer exists."); 1403 } 1404 } 1405 } else { 1406 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1407 } 1408 } break; 1409 case UPDATED_MEDIA_STATUS: { 1410 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1411 boolean reportStatus = msg.arg1 == 1; 1412 boolean doGc = msg.arg2 == 1; 1413 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1414 if (doGc) { 1415 // Force a gc to clear up stale containers. 1416 Runtime.getRuntime().gc(); 1417 } 1418 if (msg.obj != null) { 1419 @SuppressWarnings("unchecked") 1420 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1421 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1422 // Unload containers 1423 unloadAllContainers(args); 1424 } 1425 if (reportStatus) { 1426 try { 1427 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1428 PackageHelper.getMountService().finishMediaUpdate(); 1429 } catch (RemoteException e) { 1430 Log.e(TAG, "MountService not running?"); 1431 } 1432 } 1433 } break; 1434 case WRITE_SETTINGS: { 1435 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1436 synchronized (mPackages) { 1437 removeMessages(WRITE_SETTINGS); 1438 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1439 mSettings.writeLPr(); 1440 mDirtyUsers.clear(); 1441 } 1442 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1443 } break; 1444 case WRITE_PACKAGE_RESTRICTIONS: { 1445 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1446 synchronized (mPackages) { 1447 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1448 for (int userId : mDirtyUsers) { 1449 mSettings.writePackageRestrictionsLPr(userId); 1450 } 1451 mDirtyUsers.clear(); 1452 } 1453 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1454 } break; 1455 case CHECK_PENDING_VERIFICATION: { 1456 final int verificationId = msg.arg1; 1457 final PackageVerificationState state = mPendingVerification.get(verificationId); 1458 1459 if ((state != null) && !state.timeoutExtended()) { 1460 final InstallArgs args = state.getInstallArgs(); 1461 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1462 1463 Slog.i(TAG, "Verification timed out for " + originUri); 1464 mPendingVerification.remove(verificationId); 1465 1466 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1467 1468 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1469 Slog.i(TAG, "Continuing with installation of " + originUri); 1470 state.setVerifierResponse(Binder.getCallingUid(), 1471 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1472 broadcastPackageVerified(verificationId, originUri, 1473 PackageManager.VERIFICATION_ALLOW, 1474 state.getInstallArgs().getUser()); 1475 try { 1476 ret = args.copyApk(mContainerService, true); 1477 } catch (RemoteException e) { 1478 Slog.e(TAG, "Could not contact the ContainerService"); 1479 } 1480 } else { 1481 broadcastPackageVerified(verificationId, originUri, 1482 PackageManager.VERIFICATION_REJECT, 1483 state.getInstallArgs().getUser()); 1484 } 1485 1486 processPendingInstall(args, ret); 1487 mHandler.sendEmptyMessage(MCS_UNBIND); 1488 } 1489 break; 1490 } 1491 case PACKAGE_VERIFIED: { 1492 final int verificationId = msg.arg1; 1493 1494 final PackageVerificationState state = mPendingVerification.get(verificationId); 1495 if (state == null) { 1496 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1497 break; 1498 } 1499 1500 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1501 1502 state.setVerifierResponse(response.callerUid, response.code); 1503 1504 if (state.isVerificationComplete()) { 1505 mPendingVerification.remove(verificationId); 1506 1507 final InstallArgs args = state.getInstallArgs(); 1508 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1509 1510 int ret; 1511 if (state.isInstallAllowed()) { 1512 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1513 broadcastPackageVerified(verificationId, originUri, 1514 response.code, state.getInstallArgs().getUser()); 1515 try { 1516 ret = args.copyApk(mContainerService, true); 1517 } catch (RemoteException e) { 1518 Slog.e(TAG, "Could not contact the ContainerService"); 1519 } 1520 } else { 1521 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1522 } 1523 1524 processPendingInstall(args, ret); 1525 1526 mHandler.sendEmptyMessage(MCS_UNBIND); 1527 } 1528 1529 break; 1530 } 1531 case START_INTENT_FILTER_VERIFICATIONS: { 1532 IFVerificationParams params = (IFVerificationParams) msg.obj; 1533 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1534 params.replacing, params.pkg); 1535 break; 1536 } 1537 case INTENT_FILTER_VERIFIED: { 1538 final int verificationId = msg.arg1; 1539 1540 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1541 verificationId); 1542 if (state == null) { 1543 Slog.w(TAG, "Invalid IntentFilter verification token " 1544 + verificationId + " received"); 1545 break; 1546 } 1547 1548 final int userId = state.getUserId(); 1549 1550 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1551 "Processing IntentFilter verification with token:" 1552 + verificationId + " and userId:" + userId); 1553 1554 final IntentFilterVerificationResponse response = 1555 (IntentFilterVerificationResponse) msg.obj; 1556 1557 state.setVerifierResponse(response.callerUid, response.code); 1558 1559 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1560 "IntentFilter verification with token:" + verificationId 1561 + " and userId:" + userId 1562 + " is settings verifier response with response code:" 1563 + response.code); 1564 1565 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1566 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1567 + response.getFailedDomainsString()); 1568 } 1569 1570 if (state.isVerificationComplete()) { 1571 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1572 } else { 1573 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1574 "IntentFilter verification with token:" + verificationId 1575 + " was not said to be complete"); 1576 } 1577 1578 break; 1579 } 1580 } 1581 } 1582 } 1583 1584 private StorageEventListener mStorageListener = new StorageEventListener() { 1585 @Override 1586 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1587 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1588 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1589 // TODO: ensure that private directories exist for all active users 1590 // TODO: remove user data whose serial number doesn't match 1591 loadPrivatePackages(vol); 1592 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1593 unloadPrivatePackages(vol); 1594 } 1595 } 1596 1597 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1598 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1599 updateExternalMediaStatus(true, false); 1600 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1601 updateExternalMediaStatus(false, false); 1602 } 1603 } 1604 } 1605 1606 @Override 1607 public void onVolumeForgotten(String fsUuid) { 1608 // TODO: remove all packages hosted on this uuid 1609 } 1610 }; 1611 1612 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1613 if (userId >= UserHandle.USER_OWNER) { 1614 grantRequestedRuntimePermissionsForUser(pkg, userId); 1615 } else if (userId == UserHandle.USER_ALL) { 1616 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1617 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1618 } 1619 } 1620 1621 // We could have touched GID membership, so flush out packages.list 1622 synchronized (mPackages) { 1623 mSettings.writePackageListLPr(); 1624 } 1625 } 1626 1627 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1628 SettingBase sb = (SettingBase) pkg.mExtras; 1629 if (sb == null) { 1630 return; 1631 } 1632 1633 PermissionsState permissionsState = sb.getPermissionsState(); 1634 1635 for (String permission : pkg.requestedPermissions) { 1636 BasePermission bp = mSettings.mPermissions.get(permission); 1637 if (bp != null && bp.isRuntime()) { 1638 permissionsState.grantRuntimePermission(bp, userId); 1639 } 1640 } 1641 } 1642 1643 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1644 Bundle extras = null; 1645 switch (res.returnCode) { 1646 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1647 extras = new Bundle(); 1648 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1649 res.origPermission); 1650 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1651 res.origPackage); 1652 break; 1653 } 1654 case PackageManager.INSTALL_SUCCEEDED: { 1655 extras = new Bundle(); 1656 extras.putBoolean(Intent.EXTRA_REPLACING, 1657 res.removedInfo != null && res.removedInfo.removedPackage != null); 1658 break; 1659 } 1660 } 1661 return extras; 1662 } 1663 1664 void scheduleWriteSettingsLocked() { 1665 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1666 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1667 } 1668 } 1669 1670 void scheduleWritePackageRestrictionsLocked(int userId) { 1671 if (!sUserManager.exists(userId)) return; 1672 mDirtyUsers.add(userId); 1673 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1674 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1675 } 1676 } 1677 1678 public static PackageManagerService main(Context context, Installer installer, 1679 boolean factoryTest, boolean onlyCore) { 1680 PackageManagerService m = new PackageManagerService(context, installer, 1681 factoryTest, onlyCore); 1682 ServiceManager.addService("package", m); 1683 return m; 1684 } 1685 1686 static String[] splitString(String str, char sep) { 1687 int count = 1; 1688 int i = 0; 1689 while ((i=str.indexOf(sep, i)) >= 0) { 1690 count++; 1691 i++; 1692 } 1693 1694 String[] res = new String[count]; 1695 i=0; 1696 count = 0; 1697 int lastI=0; 1698 while ((i=str.indexOf(sep, i)) >= 0) { 1699 res[count] = str.substring(lastI, i); 1700 count++; 1701 i++; 1702 lastI = i; 1703 } 1704 res[count] = str.substring(lastI, str.length()); 1705 return res; 1706 } 1707 1708 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1709 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1710 Context.DISPLAY_SERVICE); 1711 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1712 } 1713 1714 public PackageManagerService(Context context, Installer installer, 1715 boolean factoryTest, boolean onlyCore) { 1716 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1717 SystemClock.uptimeMillis()); 1718 1719 if (mSdkVersion <= 0) { 1720 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1721 } 1722 1723 mContext = context; 1724 mFactoryTest = factoryTest; 1725 mOnlyCore = onlyCore; 1726 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1727 mMetrics = new DisplayMetrics(); 1728 mSettings = new Settings(mPackages); 1729 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1730 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1731 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1732 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1733 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1734 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1735 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1736 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1737 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1738 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1739 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1740 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1741 1742 // TODO: add a property to control this? 1743 long dexOptLRUThresholdInMinutes; 1744 if (mLazyDexOpt) { 1745 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1746 } else { 1747 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1748 } 1749 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1750 1751 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1752 if (separateProcesses != null && separateProcesses.length() > 0) { 1753 if ("*".equals(separateProcesses)) { 1754 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1755 mSeparateProcesses = null; 1756 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1757 } else { 1758 mDefParseFlags = 0; 1759 mSeparateProcesses = separateProcesses.split(","); 1760 Slog.w(TAG, "Running with debug.separate_processes: " 1761 + separateProcesses); 1762 } 1763 } else { 1764 mDefParseFlags = 0; 1765 mSeparateProcesses = null; 1766 } 1767 1768 mInstaller = installer; 1769 mPackageDexOptimizer = new PackageDexOptimizer(this); 1770 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1771 1772 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1773 FgThread.get().getLooper()); 1774 1775 getDefaultDisplayMetrics(context, mMetrics); 1776 1777 SystemConfig systemConfig = SystemConfig.getInstance(); 1778 mGlobalGids = systemConfig.getGlobalGids(); 1779 mSystemPermissions = systemConfig.getSystemPermissions(); 1780 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1781 1782 synchronized (mInstallLock) { 1783 // writer 1784 synchronized (mPackages) { 1785 mHandlerThread = new ServiceThread(TAG, 1786 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1787 mHandlerThread.start(); 1788 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1789 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1790 1791 File dataDir = Environment.getDataDirectory(); 1792 mAppDataDir = new File(dataDir, "data"); 1793 mAppInstallDir = new File(dataDir, "app"); 1794 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1795 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1796 mUserAppDataDir = new File(dataDir, "user"); 1797 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1798 1799 sUserManager = new UserManagerService(context, this, 1800 mInstallLock, mPackages); 1801 1802 // Propagate permission configuration in to package manager. 1803 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1804 = systemConfig.getPermissions(); 1805 for (int i=0; i<permConfig.size(); i++) { 1806 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1807 BasePermission bp = mSettings.mPermissions.get(perm.name); 1808 if (bp == null) { 1809 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1810 mSettings.mPermissions.put(perm.name, bp); 1811 } 1812 if (perm.gids != null) { 1813 bp.setGids(perm.gids, perm.perUser); 1814 } 1815 } 1816 1817 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1818 for (int i=0; i<libConfig.size(); i++) { 1819 mSharedLibraries.put(libConfig.keyAt(i), 1820 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1821 } 1822 1823 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1824 1825 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1826 mSdkVersion, mOnlyCore); 1827 1828 String customResolverActivity = Resources.getSystem().getString( 1829 R.string.config_customResolverActivity); 1830 if (TextUtils.isEmpty(customResolverActivity)) { 1831 customResolverActivity = null; 1832 } else { 1833 mCustomResolverComponentName = ComponentName.unflattenFromString( 1834 customResolverActivity); 1835 } 1836 1837 long startTime = SystemClock.uptimeMillis(); 1838 1839 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1840 startTime); 1841 1842 // Set flag to monitor and not change apk file paths when 1843 // scanning install directories. 1844 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1845 1846 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1847 1848 /** 1849 * Add everything in the in the boot class path to the 1850 * list of process files because dexopt will have been run 1851 * if necessary during zygote startup. 1852 */ 1853 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1854 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1855 1856 if (bootClassPath != null) { 1857 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1858 for (String element : bootClassPathElements) { 1859 alreadyDexOpted.add(element); 1860 } 1861 } else { 1862 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1863 } 1864 1865 if (systemServerClassPath != null) { 1866 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1867 for (String element : systemServerClassPathElements) { 1868 alreadyDexOpted.add(element); 1869 } 1870 } else { 1871 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1872 } 1873 1874 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1875 final String[] dexCodeInstructionSets = 1876 getDexCodeInstructionSets( 1877 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1878 1879 /** 1880 * Ensure all external libraries have had dexopt run on them. 1881 */ 1882 if (mSharedLibraries.size() > 0) { 1883 // NOTE: For now, we're compiling these system "shared libraries" 1884 // (and framework jars) into all available architectures. It's possible 1885 // to compile them only when we come across an app that uses them (there's 1886 // already logic for that in scanPackageLI) but that adds some complexity. 1887 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1888 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1889 final String lib = libEntry.path; 1890 if (lib == null) { 1891 continue; 1892 } 1893 1894 try { 1895 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1896 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1897 alreadyDexOpted.add(lib); 1898 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1899 } 1900 } catch (FileNotFoundException e) { 1901 Slog.w(TAG, "Library not found: " + lib); 1902 } catch (IOException e) { 1903 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1904 + e.getMessage()); 1905 } 1906 } 1907 } 1908 } 1909 1910 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1911 1912 // Gross hack for now: we know this file doesn't contain any 1913 // code, so don't dexopt it to avoid the resulting log spew. 1914 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1915 1916 // Gross hack for now: we know this file is only part of 1917 // the boot class path for art, so don't dexopt it to 1918 // avoid the resulting log spew. 1919 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1920 1921 /** 1922 * There are a number of commands implemented in Java, which 1923 * we currently need to do the dexopt on so that they can be 1924 * run from a non-root shell. 1925 */ 1926 String[] frameworkFiles = frameworkDir.list(); 1927 if (frameworkFiles != null) { 1928 // TODO: We could compile these only for the most preferred ABI. We should 1929 // first double check that the dex files for these commands are not referenced 1930 // by other system apps. 1931 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1932 for (int i=0; i<frameworkFiles.length; i++) { 1933 File libPath = new File(frameworkDir, frameworkFiles[i]); 1934 String path = libPath.getPath(); 1935 // Skip the file if we already did it. 1936 if (alreadyDexOpted.contains(path)) { 1937 continue; 1938 } 1939 // Skip the file if it is not a type we want to dexopt. 1940 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1941 continue; 1942 } 1943 try { 1944 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1945 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1946 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1947 } 1948 } catch (FileNotFoundException e) { 1949 Slog.w(TAG, "Jar not found: " + path); 1950 } catch (IOException e) { 1951 Slog.w(TAG, "Exception reading jar: " + path, e); 1952 } 1953 } 1954 } 1955 } 1956 1957 // Collect vendor overlay packages. 1958 // (Do this before scanning any apps.) 1959 // For security and version matching reason, only consider 1960 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1961 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1962 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1963 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1964 1965 // Find base frameworks (resource packages without code). 1966 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1967 | PackageParser.PARSE_IS_SYSTEM_DIR 1968 | PackageParser.PARSE_IS_PRIVILEGED, 1969 scanFlags | SCAN_NO_DEX, 0); 1970 1971 // Collected privileged system packages. 1972 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1973 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1974 | PackageParser.PARSE_IS_SYSTEM_DIR 1975 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1976 1977 // Collect ordinary system packages. 1978 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1979 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1980 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1981 1982 // Collect all vendor packages. 1983 File vendorAppDir = new File("/vendor/app"); 1984 try { 1985 vendorAppDir = vendorAppDir.getCanonicalFile(); 1986 } catch (IOException e) { 1987 // failed to look up canonical path, continue with original one 1988 } 1989 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1990 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1991 1992 // Collect all OEM packages. 1993 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1994 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1995 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1996 1997 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1998 mInstaller.moveFiles(); 1999 2000 // Prune any system packages that no longer exist. 2001 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2002 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2003 if (!mOnlyCore) { 2004 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2005 while (psit.hasNext()) { 2006 PackageSetting ps = psit.next(); 2007 2008 /* 2009 * If this is not a system app, it can't be a 2010 * disable system app. 2011 */ 2012 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2013 continue; 2014 } 2015 2016 /* 2017 * If the package is scanned, it's not erased. 2018 */ 2019 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2020 if (scannedPkg != null) { 2021 /* 2022 * If the system app is both scanned and in the 2023 * disabled packages list, then it must have been 2024 * added via OTA. Remove it from the currently 2025 * scanned package so the previously user-installed 2026 * application can be scanned. 2027 */ 2028 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2029 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2030 + ps.name + "; removing system app. Last known codePath=" 2031 + ps.codePathString + ", installStatus=" + ps.installStatus 2032 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2033 + scannedPkg.mVersionCode); 2034 removePackageLI(ps, true); 2035 expectingBetter.put(ps.name, ps.codePath); 2036 } 2037 2038 continue; 2039 } 2040 2041 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2042 psit.remove(); 2043 logCriticalInfo(Log.WARN, "System package " + ps.name 2044 + " no longer exists; wiping its data"); 2045 removeDataDirsLI(null, ps.name); 2046 } else { 2047 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2048 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2049 possiblyDeletedUpdatedSystemApps.add(ps.name); 2050 } 2051 } 2052 } 2053 } 2054 2055 //look for any incomplete package installations 2056 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2057 //clean up list 2058 for(int i = 0; i < deletePkgsList.size(); i++) { 2059 //clean up here 2060 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2061 } 2062 //delete tmp files 2063 deleteTempPackageFiles(); 2064 2065 // Remove any shared userIDs that have no associated packages 2066 mSettings.pruneSharedUsersLPw(); 2067 2068 if (!mOnlyCore) { 2069 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2070 SystemClock.uptimeMillis()); 2071 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2072 2073 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2074 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2075 2076 /** 2077 * Remove disable package settings for any updated system 2078 * apps that were removed via an OTA. If they're not a 2079 * previously-updated app, remove them completely. 2080 * Otherwise, just revoke their system-level permissions. 2081 */ 2082 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2083 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2084 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2085 2086 String msg; 2087 if (deletedPkg == null) { 2088 msg = "Updated system package " + deletedAppName 2089 + " no longer exists; wiping its data"; 2090 removeDataDirsLI(null, deletedAppName); 2091 } else { 2092 msg = "Updated system app + " + deletedAppName 2093 + " no longer present; removing system privileges for " 2094 + deletedAppName; 2095 2096 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2097 2098 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2099 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2100 } 2101 logCriticalInfo(Log.WARN, msg); 2102 } 2103 2104 /** 2105 * Make sure all system apps that we expected to appear on 2106 * the userdata partition actually showed up. If they never 2107 * appeared, crawl back and revive the system version. 2108 */ 2109 for (int i = 0; i < expectingBetter.size(); i++) { 2110 final String packageName = expectingBetter.keyAt(i); 2111 if (!mPackages.containsKey(packageName)) { 2112 final File scanFile = expectingBetter.valueAt(i); 2113 2114 logCriticalInfo(Log.WARN, "Expected better " + packageName 2115 + " but never showed up; reverting to system"); 2116 2117 final int reparseFlags; 2118 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2119 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2120 | PackageParser.PARSE_IS_SYSTEM_DIR 2121 | PackageParser.PARSE_IS_PRIVILEGED; 2122 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2123 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2124 | PackageParser.PARSE_IS_SYSTEM_DIR; 2125 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2126 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2127 | PackageParser.PARSE_IS_SYSTEM_DIR; 2128 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2129 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2130 | PackageParser.PARSE_IS_SYSTEM_DIR; 2131 } else { 2132 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2133 continue; 2134 } 2135 2136 mSettings.enableSystemPackageLPw(packageName); 2137 2138 try { 2139 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2140 } catch (PackageManagerException e) { 2141 Slog.e(TAG, "Failed to parse original system package: " 2142 + e.getMessage()); 2143 } 2144 } 2145 } 2146 } 2147 2148 // Now that we know all of the shared libraries, update all clients to have 2149 // the correct library paths. 2150 updateAllSharedLibrariesLPw(); 2151 2152 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2153 // NOTE: We ignore potential failures here during a system scan (like 2154 // the rest of the commands above) because there's precious little we 2155 // can do about it. A settings error is reported, though. 2156 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2157 false /* force dexopt */, false /* defer dexopt */); 2158 } 2159 2160 // Now that we know all the packages we are keeping, 2161 // read and update their last usage times. 2162 mPackageUsage.readLP(); 2163 2164 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2165 SystemClock.uptimeMillis()); 2166 Slog.i(TAG, "Time to scan packages: " 2167 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2168 + " seconds"); 2169 2170 // If the platform SDK has changed since the last time we booted, 2171 // we need to re-grant app permission to catch any new ones that 2172 // appear. This is really a hack, and means that apps can in some 2173 // cases get permissions that the user didn't initially explicitly 2174 // allow... it would be nice to have some better way to handle 2175 // this situation. 2176 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2177 != mSdkVersion; 2178 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2179 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2180 + "; regranting permissions for internal storage"); 2181 mSettings.mInternalSdkPlatform = mSdkVersion; 2182 2183 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2184 | (regrantPermissions 2185 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2186 : 0)); 2187 2188 // If this is the first boot, and it is a normal boot, then 2189 // we need to initialize the default preferred apps. 2190 if (!mRestoredSettings && !onlyCore) { 2191 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2192 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2193 } 2194 2195 // If this is first boot after an OTA, and a normal boot, then 2196 // we need to clear code cache directories. 2197 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2198 if (mIsUpgrade && !onlyCore) { 2199 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2200 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2201 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2202 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2203 } 2204 mSettings.mFingerprint = Build.FINGERPRINT; 2205 } 2206 2207 primeDomainVerificationsLPw(); 2208 checkDefaultBrowser(); 2209 2210 // All the changes are done during package scanning. 2211 mSettings.updateInternalDatabaseVersion(); 2212 2213 // can downgrade to reader 2214 mSettings.writeLPr(); 2215 2216 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2217 SystemClock.uptimeMillis()); 2218 2219 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2220 2221 mInstallerService = new PackageInstallerService(context, this); 2222 2223 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2224 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2225 mIntentFilterVerifierComponent); 2226 2227 } // synchronized (mPackages) 2228 } // synchronized (mInstallLock) 2229 2230 // Now after opening every single application zip, make sure they 2231 // are all flushed. Not really needed, but keeps things nice and 2232 // tidy. 2233 Runtime.getRuntime().gc(); 2234 2235 // Expose private service for system components to use. 2236 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2237 } 2238 2239 @Override 2240 public boolean isFirstBoot() { 2241 return !mRestoredSettings; 2242 } 2243 2244 @Override 2245 public boolean isOnlyCoreApps() { 2246 return mOnlyCore; 2247 } 2248 2249 @Override 2250 public boolean isUpgrade() { 2251 return mIsUpgrade; 2252 } 2253 2254 private String getRequiredVerifierLPr() { 2255 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2256 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2257 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2258 2259 String requiredVerifier = null; 2260 2261 final int N = receivers.size(); 2262 for (int i = 0; i < N; i++) { 2263 final ResolveInfo info = receivers.get(i); 2264 2265 if (info.activityInfo == null) { 2266 continue; 2267 } 2268 2269 final String packageName = info.activityInfo.packageName; 2270 2271 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2272 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2273 continue; 2274 } 2275 2276 if (requiredVerifier != null) { 2277 throw new RuntimeException("There can be only one required verifier"); 2278 } 2279 2280 requiredVerifier = packageName; 2281 } 2282 2283 return requiredVerifier; 2284 } 2285 2286 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2287 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2288 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2289 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2290 2291 ComponentName verifierComponentName = null; 2292 2293 int priority = -1000; 2294 final int N = receivers.size(); 2295 for (int i = 0; i < N; i++) { 2296 final ResolveInfo info = receivers.get(i); 2297 2298 if (info.activityInfo == null) { 2299 continue; 2300 } 2301 2302 final String packageName = info.activityInfo.packageName; 2303 2304 final PackageSetting ps = mSettings.mPackages.get(packageName); 2305 if (ps == null) { 2306 continue; 2307 } 2308 2309 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2310 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2311 continue; 2312 } 2313 2314 // Select the IntentFilterVerifier with the highest priority 2315 if (priority < info.priority) { 2316 priority = info.priority; 2317 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2318 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2319 + verifierComponentName + " with priority: " + info.priority); 2320 } 2321 } 2322 2323 return verifierComponentName; 2324 } 2325 2326 private void primeDomainVerificationsLPw() { 2327 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2328 boolean updated = false; 2329 ArraySet<String> allHostsSet = new ArraySet<>(); 2330 for (PackageParser.Package pkg : mPackages.values()) { 2331 final String packageName = pkg.packageName; 2332 if (!hasDomainURLs(pkg)) { 2333 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2334 "package with no domain URLs: " + packageName); 2335 continue; 2336 } 2337 if (!pkg.isSystemApp()) { 2338 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2339 "No priming domain verifications for a non system package : " + 2340 packageName); 2341 continue; 2342 } 2343 for (PackageParser.Activity a : pkg.activities) { 2344 for (ActivityIntentInfo filter : a.intents) { 2345 if (hasValidDomains(filter)) { 2346 allHostsSet.addAll(filter.getHostsList()); 2347 } 2348 } 2349 } 2350 if (allHostsSet.size() == 0) { 2351 allHostsSet.add("*"); 2352 } 2353 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2354 IntentFilterVerificationInfo ivi = 2355 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2356 if (ivi != null) { 2357 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2358 "Priming domain verifications for package: " + packageName + 2359 " with hosts:" + ivi.getDomainsString()); 2360 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2361 updated = true; 2362 } 2363 else { 2364 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2365 "No priming domain verifications for package: " + packageName); 2366 } 2367 allHostsSet.clear(); 2368 } 2369 if (updated) { 2370 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2371 "Will need to write primed domain verifications"); 2372 } 2373 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2374 } 2375 2376 private void applyFactoryDefaultBrowserLPw(int userId) { 2377 // The default browser app's package name is stored in a string resource, 2378 // with a product-specific overlay used for vendor customization. 2379 String browserPkg = mContext.getResources().getString( 2380 com.android.internal.R.string.default_browser); 2381 if (browserPkg != null) { 2382 // non-empty string => required to be a known package 2383 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2384 if (ps == null) { 2385 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2386 browserPkg = null; 2387 } else { 2388 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2389 } 2390 } 2391 2392 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2393 // default. If there's more than one, just leave everything alone. 2394 if (browserPkg == null) { 2395 calculateDefaultBrowserLPw(userId); 2396 } 2397 } 2398 2399 private void calculateDefaultBrowserLPw(int userId) { 2400 List<String> allBrowsers = resolveAllBrowserApps(userId); 2401 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2402 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2403 } 2404 2405 private List<String> resolveAllBrowserApps(int userId) { 2406 // Match all generic http: browser apps 2407 Intent intent = new Intent(); 2408 intent.setAction(Intent.ACTION_VIEW); 2409 intent.addCategory(Intent.CATEGORY_BROWSABLE); 2410 intent.setData(Uri.parse("http:")); 2411 2412 // Resolve that intent and check that the handleAllWebDataURI boolean is set 2413 List<ResolveInfo> list = queryIntentActivities(intent, null, 0, userId); 2414 2415 final int count = list.size(); 2416 List<String> result = new ArrayList<String>(count); 2417 for (int i=0; i<count; i++) { 2418 ResolveInfo info = list.get(i); 2419 if (info.activityInfo == null 2420 || !info.handleAllWebDataURI 2421 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2422 || result.contains(info.activityInfo.packageName)) { 2423 continue; 2424 } 2425 result.add(info.activityInfo.packageName); 2426 } 2427 2428 return result; 2429 } 2430 2431 private void checkDefaultBrowser() { 2432 final int myUserId = UserHandle.myUserId(); 2433 final String packageName = getDefaultBrowserPackageName(myUserId); 2434 if (packageName != null) { 2435 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2436 if (info == null) { 2437 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2438 synchronized (mPackages) { 2439 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2440 } 2441 } 2442 } 2443 } 2444 2445 @Override 2446 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2447 throws RemoteException { 2448 try { 2449 return super.onTransact(code, data, reply, flags); 2450 } catch (RuntimeException e) { 2451 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2452 Slog.wtf(TAG, "Package Manager Crash", e); 2453 } 2454 throw e; 2455 } 2456 } 2457 2458 void cleanupInstallFailedPackage(PackageSetting ps) { 2459 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2460 2461 removeDataDirsLI(ps.volumeUuid, ps.name); 2462 if (ps.codePath != null) { 2463 if (ps.codePath.isDirectory()) { 2464 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2465 } else { 2466 ps.codePath.delete(); 2467 } 2468 } 2469 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2470 if (ps.resourcePath.isDirectory()) { 2471 FileUtils.deleteContents(ps.resourcePath); 2472 } 2473 ps.resourcePath.delete(); 2474 } 2475 mSettings.removePackageLPw(ps.name); 2476 } 2477 2478 static int[] appendInts(int[] cur, int[] add) { 2479 if (add == null) return cur; 2480 if (cur == null) return add; 2481 final int N = add.length; 2482 for (int i=0; i<N; i++) { 2483 cur = appendInt(cur, add[i]); 2484 } 2485 return cur; 2486 } 2487 2488 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2489 if (!sUserManager.exists(userId)) return null; 2490 final PackageSetting ps = (PackageSetting) p.mExtras; 2491 if (ps == null) { 2492 return null; 2493 } 2494 2495 final PermissionsState permissionsState = ps.getPermissionsState(); 2496 2497 final int[] gids = permissionsState.computeGids(userId); 2498 final Set<String> permissions = permissionsState.getPermissions(userId); 2499 final PackageUserState state = ps.readUserState(userId); 2500 2501 return PackageParser.generatePackageInfo(p, gids, flags, 2502 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2503 } 2504 2505 @Override 2506 public boolean isPackageFrozen(String packageName) { 2507 synchronized (mPackages) { 2508 final PackageSetting ps = mSettings.mPackages.get(packageName); 2509 if (ps != null) { 2510 return ps.frozen; 2511 } 2512 } 2513 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2514 return true; 2515 } 2516 2517 @Override 2518 public boolean isPackageAvailable(String packageName, int userId) { 2519 if (!sUserManager.exists(userId)) return false; 2520 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2521 synchronized (mPackages) { 2522 PackageParser.Package p = mPackages.get(packageName); 2523 if (p != null) { 2524 final PackageSetting ps = (PackageSetting) p.mExtras; 2525 if (ps != null) { 2526 final PackageUserState state = ps.readUserState(userId); 2527 if (state != null) { 2528 return PackageParser.isAvailable(state); 2529 } 2530 } 2531 } 2532 } 2533 return false; 2534 } 2535 2536 @Override 2537 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2538 if (!sUserManager.exists(userId)) return null; 2539 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2540 // reader 2541 synchronized (mPackages) { 2542 PackageParser.Package p = mPackages.get(packageName); 2543 if (DEBUG_PACKAGE_INFO) 2544 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2545 if (p != null) { 2546 return generatePackageInfo(p, flags, userId); 2547 } 2548 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2549 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2550 } 2551 } 2552 return null; 2553 } 2554 2555 @Override 2556 public String[] currentToCanonicalPackageNames(String[] names) { 2557 String[] out = new String[names.length]; 2558 // reader 2559 synchronized (mPackages) { 2560 for (int i=names.length-1; i>=0; i--) { 2561 PackageSetting ps = mSettings.mPackages.get(names[i]); 2562 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2563 } 2564 } 2565 return out; 2566 } 2567 2568 @Override 2569 public String[] canonicalToCurrentPackageNames(String[] names) { 2570 String[] out = new String[names.length]; 2571 // reader 2572 synchronized (mPackages) { 2573 for (int i=names.length-1; i>=0; i--) { 2574 String cur = mSettings.mRenamedPackages.get(names[i]); 2575 out[i] = cur != null ? cur : names[i]; 2576 } 2577 } 2578 return out; 2579 } 2580 2581 @Override 2582 public int getPackageUid(String packageName, int userId) { 2583 if (!sUserManager.exists(userId)) return -1; 2584 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2585 2586 // reader 2587 synchronized (mPackages) { 2588 PackageParser.Package p = mPackages.get(packageName); 2589 if(p != null) { 2590 return UserHandle.getUid(userId, p.applicationInfo.uid); 2591 } 2592 PackageSetting ps = mSettings.mPackages.get(packageName); 2593 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2594 return -1; 2595 } 2596 p = ps.pkg; 2597 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2598 } 2599 } 2600 2601 @Override 2602 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2603 if (!sUserManager.exists(userId)) { 2604 return null; 2605 } 2606 2607 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2608 "getPackageGids"); 2609 2610 // reader 2611 synchronized (mPackages) { 2612 PackageParser.Package p = mPackages.get(packageName); 2613 if (DEBUG_PACKAGE_INFO) { 2614 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2615 } 2616 if (p != null) { 2617 PackageSetting ps = (PackageSetting) p.mExtras; 2618 return ps.getPermissionsState().computeGids(userId); 2619 } 2620 } 2621 2622 return null; 2623 } 2624 2625 @Override 2626 public int getMountExternalMode(int uid) { 2627 if (Process.isIsolated(uid)) { 2628 return Zygote.MOUNT_EXTERNAL_NONE; 2629 } else { 2630 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2631 return Zygote.MOUNT_EXTERNAL_WRITE; 2632 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2633 return Zygote.MOUNT_EXTERNAL_READ; 2634 } else { 2635 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2636 } 2637 } 2638 } 2639 2640 static PermissionInfo generatePermissionInfo( 2641 BasePermission bp, int flags) { 2642 if (bp.perm != null) { 2643 return PackageParser.generatePermissionInfo(bp.perm, flags); 2644 } 2645 PermissionInfo pi = new PermissionInfo(); 2646 pi.name = bp.name; 2647 pi.packageName = bp.sourcePackage; 2648 pi.nonLocalizedLabel = bp.name; 2649 pi.protectionLevel = bp.protectionLevel; 2650 return pi; 2651 } 2652 2653 @Override 2654 public PermissionInfo getPermissionInfo(String name, int flags) { 2655 // reader 2656 synchronized (mPackages) { 2657 final BasePermission p = mSettings.mPermissions.get(name); 2658 if (p != null) { 2659 return generatePermissionInfo(p, flags); 2660 } 2661 return null; 2662 } 2663 } 2664 2665 @Override 2666 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2667 // reader 2668 synchronized (mPackages) { 2669 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2670 for (BasePermission p : mSettings.mPermissions.values()) { 2671 if (group == null) { 2672 if (p.perm == null || p.perm.info.group == null) { 2673 out.add(generatePermissionInfo(p, flags)); 2674 } 2675 } else { 2676 if (p.perm != null && group.equals(p.perm.info.group)) { 2677 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2678 } 2679 } 2680 } 2681 2682 if (out.size() > 0) { 2683 return out; 2684 } 2685 return mPermissionGroups.containsKey(group) ? out : null; 2686 } 2687 } 2688 2689 @Override 2690 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2691 // reader 2692 synchronized (mPackages) { 2693 return PackageParser.generatePermissionGroupInfo( 2694 mPermissionGroups.get(name), flags); 2695 } 2696 } 2697 2698 @Override 2699 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2700 // reader 2701 synchronized (mPackages) { 2702 final int N = mPermissionGroups.size(); 2703 ArrayList<PermissionGroupInfo> out 2704 = new ArrayList<PermissionGroupInfo>(N); 2705 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2706 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2707 } 2708 return out; 2709 } 2710 } 2711 2712 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2713 int userId) { 2714 if (!sUserManager.exists(userId)) return null; 2715 PackageSetting ps = mSettings.mPackages.get(packageName); 2716 if (ps != null) { 2717 if (ps.pkg == null) { 2718 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2719 flags, userId); 2720 if (pInfo != null) { 2721 return pInfo.applicationInfo; 2722 } 2723 return null; 2724 } 2725 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2726 ps.readUserState(userId), userId); 2727 } 2728 return null; 2729 } 2730 2731 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2732 int userId) { 2733 if (!sUserManager.exists(userId)) return null; 2734 PackageSetting ps = mSettings.mPackages.get(packageName); 2735 if (ps != null) { 2736 PackageParser.Package pkg = ps.pkg; 2737 if (pkg == null) { 2738 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2739 return null; 2740 } 2741 // Only data remains, so we aren't worried about code paths 2742 pkg = new PackageParser.Package(packageName); 2743 pkg.applicationInfo.packageName = packageName; 2744 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2745 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2746 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2747 packageName, userId).getAbsolutePath(); 2748 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2749 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2750 } 2751 return generatePackageInfo(pkg, flags, userId); 2752 } 2753 return null; 2754 } 2755 2756 @Override 2757 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2758 if (!sUserManager.exists(userId)) return null; 2759 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2760 // writer 2761 synchronized (mPackages) { 2762 PackageParser.Package p = mPackages.get(packageName); 2763 if (DEBUG_PACKAGE_INFO) Log.v( 2764 TAG, "getApplicationInfo " + packageName 2765 + ": " + p); 2766 if (p != null) { 2767 PackageSetting ps = mSettings.mPackages.get(packageName); 2768 if (ps == null) return null; 2769 // Note: isEnabledLP() does not apply here - always return info 2770 return PackageParser.generateApplicationInfo( 2771 p, flags, ps.readUserState(userId), userId); 2772 } 2773 if ("android".equals(packageName)||"system".equals(packageName)) { 2774 return mAndroidApplication; 2775 } 2776 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2777 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2778 } 2779 } 2780 return null; 2781 } 2782 2783 @Override 2784 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2785 final IPackageDataObserver observer) { 2786 mContext.enforceCallingOrSelfPermission( 2787 android.Manifest.permission.CLEAR_APP_CACHE, null); 2788 // Queue up an async operation since clearing cache may take a little while. 2789 mHandler.post(new Runnable() { 2790 public void run() { 2791 mHandler.removeCallbacks(this); 2792 int retCode = -1; 2793 synchronized (mInstallLock) { 2794 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2795 if (retCode < 0) { 2796 Slog.w(TAG, "Couldn't clear application caches"); 2797 } 2798 } 2799 if (observer != null) { 2800 try { 2801 observer.onRemoveCompleted(null, (retCode >= 0)); 2802 } catch (RemoteException e) { 2803 Slog.w(TAG, "RemoveException when invoking call back"); 2804 } 2805 } 2806 } 2807 }); 2808 } 2809 2810 @Override 2811 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2812 final IntentSender pi) { 2813 mContext.enforceCallingOrSelfPermission( 2814 android.Manifest.permission.CLEAR_APP_CACHE, null); 2815 // Queue up an async operation since clearing cache may take a little while. 2816 mHandler.post(new Runnable() { 2817 public void run() { 2818 mHandler.removeCallbacks(this); 2819 int retCode = -1; 2820 synchronized (mInstallLock) { 2821 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2822 if (retCode < 0) { 2823 Slog.w(TAG, "Couldn't clear application caches"); 2824 } 2825 } 2826 if(pi != null) { 2827 try { 2828 // Callback via pending intent 2829 int code = (retCode >= 0) ? 1 : 0; 2830 pi.sendIntent(null, code, null, 2831 null, null); 2832 } catch (SendIntentException e1) { 2833 Slog.i(TAG, "Failed to send pending intent"); 2834 } 2835 } 2836 } 2837 }); 2838 } 2839 2840 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2841 synchronized (mInstallLock) { 2842 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2843 throw new IOException("Failed to free enough space"); 2844 } 2845 } 2846 } 2847 2848 @Override 2849 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2850 if (!sUserManager.exists(userId)) return null; 2851 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2852 synchronized (mPackages) { 2853 PackageParser.Activity a = mActivities.mActivities.get(component); 2854 2855 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2856 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2857 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2858 if (ps == null) return null; 2859 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2860 userId); 2861 } 2862 if (mResolveComponentName.equals(component)) { 2863 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2864 new PackageUserState(), userId); 2865 } 2866 } 2867 return null; 2868 } 2869 2870 @Override 2871 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2872 String resolvedType) { 2873 synchronized (mPackages) { 2874 PackageParser.Activity a = mActivities.mActivities.get(component); 2875 if (a == null) { 2876 return false; 2877 } 2878 for (int i=0; i<a.intents.size(); i++) { 2879 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2880 intent.getData(), intent.getCategories(), TAG) >= 0) { 2881 return true; 2882 } 2883 } 2884 return false; 2885 } 2886 } 2887 2888 @Override 2889 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2890 if (!sUserManager.exists(userId)) return null; 2891 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2892 synchronized (mPackages) { 2893 PackageParser.Activity a = mReceivers.mActivities.get(component); 2894 if (DEBUG_PACKAGE_INFO) Log.v( 2895 TAG, "getReceiverInfo " + component + ": " + a); 2896 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2897 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2898 if (ps == null) return null; 2899 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2900 userId); 2901 } 2902 } 2903 return null; 2904 } 2905 2906 @Override 2907 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2908 if (!sUserManager.exists(userId)) return null; 2909 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2910 synchronized (mPackages) { 2911 PackageParser.Service s = mServices.mServices.get(component); 2912 if (DEBUG_PACKAGE_INFO) Log.v( 2913 TAG, "getServiceInfo " + component + ": " + s); 2914 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2915 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2916 if (ps == null) return null; 2917 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2918 userId); 2919 } 2920 } 2921 return null; 2922 } 2923 2924 @Override 2925 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2926 if (!sUserManager.exists(userId)) return null; 2927 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2928 synchronized (mPackages) { 2929 PackageParser.Provider p = mProviders.mProviders.get(component); 2930 if (DEBUG_PACKAGE_INFO) Log.v( 2931 TAG, "getProviderInfo " + component + ": " + p); 2932 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2933 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2934 if (ps == null) return null; 2935 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2936 userId); 2937 } 2938 } 2939 return null; 2940 } 2941 2942 @Override 2943 public String[] getSystemSharedLibraryNames() { 2944 Set<String> libSet; 2945 synchronized (mPackages) { 2946 libSet = mSharedLibraries.keySet(); 2947 int size = libSet.size(); 2948 if (size > 0) { 2949 String[] libs = new String[size]; 2950 libSet.toArray(libs); 2951 return libs; 2952 } 2953 } 2954 return null; 2955 } 2956 2957 /** 2958 * @hide 2959 */ 2960 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2961 synchronized (mPackages) { 2962 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2963 if (lib != null && lib.apk != null) { 2964 return mPackages.get(lib.apk); 2965 } 2966 } 2967 return null; 2968 } 2969 2970 @Override 2971 public FeatureInfo[] getSystemAvailableFeatures() { 2972 Collection<FeatureInfo> featSet; 2973 synchronized (mPackages) { 2974 featSet = mAvailableFeatures.values(); 2975 int size = featSet.size(); 2976 if (size > 0) { 2977 FeatureInfo[] features = new FeatureInfo[size+1]; 2978 featSet.toArray(features); 2979 FeatureInfo fi = new FeatureInfo(); 2980 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2981 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2982 features[size] = fi; 2983 return features; 2984 } 2985 } 2986 return null; 2987 } 2988 2989 @Override 2990 public boolean hasSystemFeature(String name) { 2991 synchronized (mPackages) { 2992 return mAvailableFeatures.containsKey(name); 2993 } 2994 } 2995 2996 private void checkValidCaller(int uid, int userId) { 2997 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2998 return; 2999 3000 throw new SecurityException("Caller uid=" + uid 3001 + " is not privileged to communicate with user=" + userId); 3002 } 3003 3004 @Override 3005 public int checkPermission(String permName, String pkgName, int userId) { 3006 if (!sUserManager.exists(userId)) { 3007 return PackageManager.PERMISSION_DENIED; 3008 } 3009 3010 synchronized (mPackages) { 3011 final PackageParser.Package p = mPackages.get(pkgName); 3012 if (p != null && p.mExtras != null) { 3013 final PackageSetting ps = (PackageSetting) p.mExtras; 3014 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3015 return PackageManager.PERMISSION_GRANTED; 3016 } 3017 } 3018 } 3019 3020 return PackageManager.PERMISSION_DENIED; 3021 } 3022 3023 @Override 3024 public int checkUidPermission(String permName, int uid) { 3025 final int userId = UserHandle.getUserId(uid); 3026 3027 if (!sUserManager.exists(userId)) { 3028 return PackageManager.PERMISSION_DENIED; 3029 } 3030 3031 synchronized (mPackages) { 3032 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3033 if (obj != null) { 3034 final SettingBase ps = (SettingBase) obj; 3035 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3036 return PackageManager.PERMISSION_GRANTED; 3037 } 3038 } else { 3039 ArraySet<String> perms = mSystemPermissions.get(uid); 3040 if (perms != null && perms.contains(permName)) { 3041 return PackageManager.PERMISSION_GRANTED; 3042 } 3043 } 3044 } 3045 3046 return PackageManager.PERMISSION_DENIED; 3047 } 3048 3049 /** 3050 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3051 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3052 * @param checkShell TODO(yamasani): 3053 * @param message the message to log on security exception 3054 */ 3055 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3056 boolean checkShell, String message) { 3057 if (userId < 0) { 3058 throw new IllegalArgumentException("Invalid userId " + userId); 3059 } 3060 if (checkShell) { 3061 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3062 } 3063 if (userId == UserHandle.getUserId(callingUid)) return; 3064 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3065 if (requireFullPermission) { 3066 mContext.enforceCallingOrSelfPermission( 3067 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3068 } else { 3069 try { 3070 mContext.enforceCallingOrSelfPermission( 3071 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3072 } catch (SecurityException se) { 3073 mContext.enforceCallingOrSelfPermission( 3074 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3075 } 3076 } 3077 } 3078 } 3079 3080 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3081 if (callingUid == Process.SHELL_UID) { 3082 if (userHandle >= 0 3083 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3084 throw new SecurityException("Shell does not have permission to access user " 3085 + userHandle); 3086 } else if (userHandle < 0) { 3087 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3088 + Debug.getCallers(3)); 3089 } 3090 } 3091 } 3092 3093 private BasePermission findPermissionTreeLP(String permName) { 3094 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3095 if (permName.startsWith(bp.name) && 3096 permName.length() > bp.name.length() && 3097 permName.charAt(bp.name.length()) == '.') { 3098 return bp; 3099 } 3100 } 3101 return null; 3102 } 3103 3104 private BasePermission checkPermissionTreeLP(String permName) { 3105 if (permName != null) { 3106 BasePermission bp = findPermissionTreeLP(permName); 3107 if (bp != null) { 3108 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3109 return bp; 3110 } 3111 throw new SecurityException("Calling uid " 3112 + Binder.getCallingUid() 3113 + " is not allowed to add to permission tree " 3114 + bp.name + " owned by uid " + bp.uid); 3115 } 3116 } 3117 throw new SecurityException("No permission tree found for " + permName); 3118 } 3119 3120 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3121 if (s1 == null) { 3122 return s2 == null; 3123 } 3124 if (s2 == null) { 3125 return false; 3126 } 3127 if (s1.getClass() != s2.getClass()) { 3128 return false; 3129 } 3130 return s1.equals(s2); 3131 } 3132 3133 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3134 if (pi1.icon != pi2.icon) return false; 3135 if (pi1.logo != pi2.logo) return false; 3136 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3137 if (!compareStrings(pi1.name, pi2.name)) return false; 3138 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3139 // We'll take care of setting this one. 3140 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3141 // These are not currently stored in settings. 3142 //if (!compareStrings(pi1.group, pi2.group)) return false; 3143 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3144 //if (pi1.labelRes != pi2.labelRes) return false; 3145 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3146 return true; 3147 } 3148 3149 int permissionInfoFootprint(PermissionInfo info) { 3150 int size = info.name.length(); 3151 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3152 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3153 return size; 3154 } 3155 3156 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3157 int size = 0; 3158 for (BasePermission perm : mSettings.mPermissions.values()) { 3159 if (perm.uid == tree.uid) { 3160 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3161 } 3162 } 3163 return size; 3164 } 3165 3166 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3167 // We calculate the max size of permissions defined by this uid and throw 3168 // if that plus the size of 'info' would exceed our stated maximum. 3169 if (tree.uid != Process.SYSTEM_UID) { 3170 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3171 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3172 throw new SecurityException("Permission tree size cap exceeded"); 3173 } 3174 } 3175 } 3176 3177 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3178 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3179 throw new SecurityException("Label must be specified in permission"); 3180 } 3181 BasePermission tree = checkPermissionTreeLP(info.name); 3182 BasePermission bp = mSettings.mPermissions.get(info.name); 3183 boolean added = bp == null; 3184 boolean changed = true; 3185 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3186 if (added) { 3187 enforcePermissionCapLocked(info, tree); 3188 bp = new BasePermission(info.name, tree.sourcePackage, 3189 BasePermission.TYPE_DYNAMIC); 3190 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3191 throw new SecurityException( 3192 "Not allowed to modify non-dynamic permission " 3193 + info.name); 3194 } else { 3195 if (bp.protectionLevel == fixedLevel 3196 && bp.perm.owner.equals(tree.perm.owner) 3197 && bp.uid == tree.uid 3198 && comparePermissionInfos(bp.perm.info, info)) { 3199 changed = false; 3200 } 3201 } 3202 bp.protectionLevel = fixedLevel; 3203 info = new PermissionInfo(info); 3204 info.protectionLevel = fixedLevel; 3205 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3206 bp.perm.info.packageName = tree.perm.info.packageName; 3207 bp.uid = tree.uid; 3208 if (added) { 3209 mSettings.mPermissions.put(info.name, bp); 3210 } 3211 if (changed) { 3212 if (!async) { 3213 mSettings.writeLPr(); 3214 } else { 3215 scheduleWriteSettingsLocked(); 3216 } 3217 } 3218 return added; 3219 } 3220 3221 @Override 3222 public boolean addPermission(PermissionInfo info) { 3223 synchronized (mPackages) { 3224 return addPermissionLocked(info, false); 3225 } 3226 } 3227 3228 @Override 3229 public boolean addPermissionAsync(PermissionInfo info) { 3230 synchronized (mPackages) { 3231 return addPermissionLocked(info, true); 3232 } 3233 } 3234 3235 @Override 3236 public void removePermission(String name) { 3237 synchronized (mPackages) { 3238 checkPermissionTreeLP(name); 3239 BasePermission bp = mSettings.mPermissions.get(name); 3240 if (bp != null) { 3241 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3242 throw new SecurityException( 3243 "Not allowed to modify non-dynamic permission " 3244 + name); 3245 } 3246 mSettings.mPermissions.remove(name); 3247 mSettings.writeLPr(); 3248 } 3249 } 3250 } 3251 3252 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3253 BasePermission bp) { 3254 int index = pkg.requestedPermissions.indexOf(bp.name); 3255 if (index == -1) { 3256 throw new SecurityException("Package " + pkg.packageName 3257 + " has not requested permission " + bp.name); 3258 } 3259 if (!bp.isRuntime()) { 3260 throw new SecurityException("Permission " + bp.name 3261 + " is not a changeable permission type"); 3262 } 3263 } 3264 3265 @Override 3266 public void grantRuntimePermission(String packageName, String name, final int userId) { 3267 if (!sUserManager.exists(userId)) { 3268 Log.e(TAG, "No such user:" + userId); 3269 return; 3270 } 3271 3272 mContext.enforceCallingOrSelfPermission( 3273 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3274 "grantRuntimePermission"); 3275 3276 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3277 "grantRuntimePermission"); 3278 3279 final int uid; 3280 final SettingBase sb; 3281 3282 synchronized (mPackages) { 3283 final PackageParser.Package pkg = mPackages.get(packageName); 3284 if (pkg == null) { 3285 throw new IllegalArgumentException("Unknown package: " + packageName); 3286 } 3287 3288 final BasePermission bp = mSettings.mPermissions.get(name); 3289 if (bp == null) { 3290 throw new IllegalArgumentException("Unknown permission: " + name); 3291 } 3292 3293 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3294 3295 uid = pkg.applicationInfo.uid; 3296 sb = (SettingBase) pkg.mExtras; 3297 if (sb == null) { 3298 throw new IllegalArgumentException("Unknown package: " + packageName); 3299 } 3300 3301 final PermissionsState permissionsState = sb.getPermissionsState(); 3302 3303 final int flags = permissionsState.getPermissionFlags(name, userId); 3304 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3305 throw new SecurityException("Cannot grant system fixed permission: " 3306 + name + " for package: " + packageName); 3307 } 3308 3309 final int result = permissionsState.grantRuntimePermission(bp, userId); 3310 switch (result) { 3311 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3312 return; 3313 } 3314 3315 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3316 mHandler.post(new Runnable() { 3317 @Override 3318 public void run() { 3319 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3320 } 3321 }); 3322 } break; 3323 } 3324 3325 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3326 3327 // Not critical if that is lost - app has to request again. 3328 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3329 } 3330 3331 if (READ_EXTERNAL_STORAGE.equals(name) 3332 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3333 final long token = Binder.clearCallingIdentity(); 3334 try { 3335 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3336 storage.remountUid(uid); 3337 } finally { 3338 Binder.restoreCallingIdentity(token); 3339 } 3340 } 3341 } 3342 3343 @Override 3344 public void revokeRuntimePermission(String packageName, String name, int userId) { 3345 if (!sUserManager.exists(userId)) { 3346 Log.e(TAG, "No such user:" + userId); 3347 return; 3348 } 3349 3350 mContext.enforceCallingOrSelfPermission( 3351 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3352 "revokeRuntimePermission"); 3353 3354 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3355 "revokeRuntimePermission"); 3356 3357 final SettingBase sb; 3358 3359 synchronized (mPackages) { 3360 final PackageParser.Package pkg = mPackages.get(packageName); 3361 if (pkg == null) { 3362 throw new IllegalArgumentException("Unknown package: " + packageName); 3363 } 3364 3365 final BasePermission bp = mSettings.mPermissions.get(name); 3366 if (bp == null) { 3367 throw new IllegalArgumentException("Unknown permission: " + name); 3368 } 3369 3370 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3371 3372 sb = (SettingBase) pkg.mExtras; 3373 if (sb == null) { 3374 throw new IllegalArgumentException("Unknown package: " + packageName); 3375 } 3376 3377 final PermissionsState permissionsState = sb.getPermissionsState(); 3378 3379 final int flags = permissionsState.getPermissionFlags(name, userId); 3380 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3381 throw new SecurityException("Cannot revoke system fixed permission: " 3382 + name + " for package: " + packageName); 3383 } 3384 3385 if (permissionsState.revokeRuntimePermission(bp, userId) == 3386 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3387 return; 3388 } 3389 3390 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3391 3392 // Critical, after this call app should never have the permission. 3393 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3394 } 3395 3396 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3397 } 3398 3399 @Override 3400 public void resetRuntimePermissions() { 3401 mContext.enforceCallingOrSelfPermission( 3402 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3403 "revokeRuntimePermission"); 3404 3405 int callingUid = Binder.getCallingUid(); 3406 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3407 mContext.enforceCallingOrSelfPermission( 3408 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3409 "resetRuntimePermissions"); 3410 } 3411 3412 synchronized (mPackages) { 3413 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3414 for (int userId : UserManagerService.getInstance().getUserIds()) { 3415 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3416 } 3417 } 3418 } 3419 3420 @Override 3421 public int getPermissionFlags(String name, String packageName, int userId) { 3422 if (!sUserManager.exists(userId)) { 3423 return 0; 3424 } 3425 3426 mContext.enforceCallingOrSelfPermission( 3427 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3428 "getPermissionFlags"); 3429 3430 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3431 "getPermissionFlags"); 3432 3433 synchronized (mPackages) { 3434 final PackageParser.Package pkg = mPackages.get(packageName); 3435 if (pkg == null) { 3436 throw new IllegalArgumentException("Unknown package: " + packageName); 3437 } 3438 3439 final BasePermission bp = mSettings.mPermissions.get(name); 3440 if (bp == null) { 3441 throw new IllegalArgumentException("Unknown permission: " + name); 3442 } 3443 3444 SettingBase sb = (SettingBase) pkg.mExtras; 3445 if (sb == null) { 3446 throw new IllegalArgumentException("Unknown package: " + packageName); 3447 } 3448 3449 PermissionsState permissionsState = sb.getPermissionsState(); 3450 return permissionsState.getPermissionFlags(name, userId); 3451 } 3452 } 3453 3454 @Override 3455 public void updatePermissionFlags(String name, String packageName, int flagMask, 3456 int flagValues, int userId) { 3457 if (!sUserManager.exists(userId)) { 3458 return; 3459 } 3460 3461 mContext.enforceCallingOrSelfPermission( 3462 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3463 "updatePermissionFlags"); 3464 3465 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3466 "updatePermissionFlags"); 3467 3468 // Only the system can change system fixed flags. 3469 if (getCallingUid() != Process.SYSTEM_UID) { 3470 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3471 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3472 } 3473 3474 synchronized (mPackages) { 3475 final PackageParser.Package pkg = mPackages.get(packageName); 3476 if (pkg == null) { 3477 throw new IllegalArgumentException("Unknown package: " + packageName); 3478 } 3479 3480 final BasePermission bp = mSettings.mPermissions.get(name); 3481 if (bp == null) { 3482 throw new IllegalArgumentException("Unknown permission: " + name); 3483 } 3484 3485 SettingBase sb = (SettingBase) pkg.mExtras; 3486 if (sb == null) { 3487 throw new IllegalArgumentException("Unknown package: " + packageName); 3488 } 3489 3490 PermissionsState permissionsState = sb.getPermissionsState(); 3491 3492 // Only the package manager can change flags for system component permissions. 3493 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3494 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3495 return; 3496 } 3497 3498 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3499 3500 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3501 // Install and runtime permissions are stored in different places, 3502 // so figure out what permission changed and persist the change. 3503 if (permissionsState.getInstallPermissionState(name) != null) { 3504 scheduleWriteSettingsLocked(); 3505 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3506 || hadState) { 3507 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3508 } 3509 } 3510 } 3511 } 3512 3513 /** 3514 * Update the permission flags for all packages and runtime permissions of a user in order 3515 * to allow device or profile owner to remove POLICY_FIXED. 3516 */ 3517 @Override 3518 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3519 if (!sUserManager.exists(userId)) { 3520 return; 3521 } 3522 3523 mContext.enforceCallingOrSelfPermission( 3524 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3525 "updatePermissionFlagsForAllApps"); 3526 3527 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3528 "updatePermissionFlagsForAllApps"); 3529 3530 // Only the system can change system fixed flags. 3531 if (getCallingUid() != Process.SYSTEM_UID) { 3532 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3533 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3534 } 3535 3536 synchronized (mPackages) { 3537 boolean changed = false; 3538 final int packageCount = mPackages.size(); 3539 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3540 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3541 SettingBase sb = (SettingBase) pkg.mExtras; 3542 if (sb == null) { 3543 continue; 3544 } 3545 PermissionsState permissionsState = sb.getPermissionsState(); 3546 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3547 userId, flagMask, flagValues); 3548 } 3549 if (changed) { 3550 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3551 } 3552 } 3553 } 3554 3555 @Override 3556 public boolean shouldShowRequestPermissionRationale(String permissionName, 3557 String packageName, int userId) { 3558 if (UserHandle.getCallingUserId() != userId) { 3559 mContext.enforceCallingPermission( 3560 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3561 "canShowRequestPermissionRationale for user " + userId); 3562 } 3563 3564 final int uid = getPackageUid(packageName, userId); 3565 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3566 return false; 3567 } 3568 3569 if (checkPermission(permissionName, packageName, userId) 3570 == PackageManager.PERMISSION_GRANTED) { 3571 return false; 3572 } 3573 3574 final int flags; 3575 3576 final long identity = Binder.clearCallingIdentity(); 3577 try { 3578 flags = getPermissionFlags(permissionName, 3579 packageName, userId); 3580 } finally { 3581 Binder.restoreCallingIdentity(identity); 3582 } 3583 3584 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3585 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3586 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3587 3588 if ((flags & fixedFlags) != 0) { 3589 return false; 3590 } 3591 3592 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3593 } 3594 3595 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3596 BasePermission bp = mSettings.mPermissions.get(permission); 3597 if (bp == null) { 3598 throw new SecurityException("Missing " + permission + " permission"); 3599 } 3600 3601 SettingBase sb = (SettingBase) pkg.mExtras; 3602 PermissionsState permissionsState = sb.getPermissionsState(); 3603 3604 if (permissionsState.grantInstallPermission(bp) != 3605 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3606 scheduleWriteSettingsLocked(); 3607 } 3608 } 3609 3610 @Override 3611 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3612 mContext.enforceCallingOrSelfPermission( 3613 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3614 "addOnPermissionsChangeListener"); 3615 3616 synchronized (mPackages) { 3617 mOnPermissionChangeListeners.addListenerLocked(listener); 3618 } 3619 } 3620 3621 @Override 3622 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3623 synchronized (mPackages) { 3624 mOnPermissionChangeListeners.removeListenerLocked(listener); 3625 } 3626 } 3627 3628 @Override 3629 public boolean isProtectedBroadcast(String actionName) { 3630 synchronized (mPackages) { 3631 return mProtectedBroadcasts.contains(actionName); 3632 } 3633 } 3634 3635 @Override 3636 public int checkSignatures(String pkg1, String pkg2) { 3637 synchronized (mPackages) { 3638 final PackageParser.Package p1 = mPackages.get(pkg1); 3639 final PackageParser.Package p2 = mPackages.get(pkg2); 3640 if (p1 == null || p1.mExtras == null 3641 || p2 == null || p2.mExtras == null) { 3642 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3643 } 3644 return compareSignatures(p1.mSignatures, p2.mSignatures); 3645 } 3646 } 3647 3648 @Override 3649 public int checkUidSignatures(int uid1, int uid2) { 3650 // Map to base uids. 3651 uid1 = UserHandle.getAppId(uid1); 3652 uid2 = UserHandle.getAppId(uid2); 3653 // reader 3654 synchronized (mPackages) { 3655 Signature[] s1; 3656 Signature[] s2; 3657 Object obj = mSettings.getUserIdLPr(uid1); 3658 if (obj != null) { 3659 if (obj instanceof SharedUserSetting) { 3660 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3661 } else if (obj instanceof PackageSetting) { 3662 s1 = ((PackageSetting)obj).signatures.mSignatures; 3663 } else { 3664 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3665 } 3666 } else { 3667 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3668 } 3669 obj = mSettings.getUserIdLPr(uid2); 3670 if (obj != null) { 3671 if (obj instanceof SharedUserSetting) { 3672 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3673 } else if (obj instanceof PackageSetting) { 3674 s2 = ((PackageSetting)obj).signatures.mSignatures; 3675 } else { 3676 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3677 } 3678 } else { 3679 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3680 } 3681 return compareSignatures(s1, s2); 3682 } 3683 } 3684 3685 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3686 final long identity = Binder.clearCallingIdentity(); 3687 try { 3688 if (sb instanceof SharedUserSetting) { 3689 SharedUserSetting sus = (SharedUserSetting) sb; 3690 final int packageCount = sus.packages.size(); 3691 for (int i = 0; i < packageCount; i++) { 3692 PackageSetting susPs = sus.packages.valueAt(i); 3693 if (userId == UserHandle.USER_ALL) { 3694 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3695 } else { 3696 final int uid = UserHandle.getUid(userId, susPs.appId); 3697 killUid(uid, reason); 3698 } 3699 } 3700 } else if (sb instanceof PackageSetting) { 3701 PackageSetting ps = (PackageSetting) sb; 3702 if (userId == UserHandle.USER_ALL) { 3703 killApplication(ps.pkg.packageName, ps.appId, reason); 3704 } else { 3705 final int uid = UserHandle.getUid(userId, ps.appId); 3706 killUid(uid, reason); 3707 } 3708 } 3709 } finally { 3710 Binder.restoreCallingIdentity(identity); 3711 } 3712 } 3713 3714 private static void killUid(int uid, String reason) { 3715 IActivityManager am = ActivityManagerNative.getDefault(); 3716 if (am != null) { 3717 try { 3718 am.killUid(uid, reason); 3719 } catch (RemoteException e) { 3720 /* ignore - same process */ 3721 } 3722 } 3723 } 3724 3725 /** 3726 * Compares two sets of signatures. Returns: 3727 * <br /> 3728 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3729 * <br /> 3730 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3731 * <br /> 3732 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3733 * <br /> 3734 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3735 * <br /> 3736 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3737 */ 3738 static int compareSignatures(Signature[] s1, Signature[] s2) { 3739 if (s1 == null) { 3740 return s2 == null 3741 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3742 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3743 } 3744 3745 if (s2 == null) { 3746 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3747 } 3748 3749 if (s1.length != s2.length) { 3750 return PackageManager.SIGNATURE_NO_MATCH; 3751 } 3752 3753 // Since both signature sets are of size 1, we can compare without HashSets. 3754 if (s1.length == 1) { 3755 return s1[0].equals(s2[0]) ? 3756 PackageManager.SIGNATURE_MATCH : 3757 PackageManager.SIGNATURE_NO_MATCH; 3758 } 3759 3760 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3761 for (Signature sig : s1) { 3762 set1.add(sig); 3763 } 3764 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3765 for (Signature sig : s2) { 3766 set2.add(sig); 3767 } 3768 // Make sure s2 contains all signatures in s1. 3769 if (set1.equals(set2)) { 3770 return PackageManager.SIGNATURE_MATCH; 3771 } 3772 return PackageManager.SIGNATURE_NO_MATCH; 3773 } 3774 3775 /** 3776 * If the database version for this type of package (internal storage or 3777 * external storage) is less than the version where package signatures 3778 * were updated, return true. 3779 */ 3780 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3781 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3782 DatabaseVersion.SIGNATURE_END_ENTITY)) 3783 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3784 DatabaseVersion.SIGNATURE_END_ENTITY)); 3785 } 3786 3787 /** 3788 * Used for backward compatibility to make sure any packages with 3789 * certificate chains get upgraded to the new style. {@code existingSigs} 3790 * will be in the old format (since they were stored on disk from before the 3791 * system upgrade) and {@code scannedSigs} will be in the newer format. 3792 */ 3793 private int compareSignaturesCompat(PackageSignatures existingSigs, 3794 PackageParser.Package scannedPkg) { 3795 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3796 return PackageManager.SIGNATURE_NO_MATCH; 3797 } 3798 3799 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3800 for (Signature sig : existingSigs.mSignatures) { 3801 existingSet.add(sig); 3802 } 3803 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3804 for (Signature sig : scannedPkg.mSignatures) { 3805 try { 3806 Signature[] chainSignatures = sig.getChainSignatures(); 3807 for (Signature chainSig : chainSignatures) { 3808 scannedCompatSet.add(chainSig); 3809 } 3810 } catch (CertificateEncodingException e) { 3811 scannedCompatSet.add(sig); 3812 } 3813 } 3814 /* 3815 * Make sure the expanded scanned set contains all signatures in the 3816 * existing one. 3817 */ 3818 if (scannedCompatSet.equals(existingSet)) { 3819 // Migrate the old signatures to the new scheme. 3820 existingSigs.assignSignatures(scannedPkg.mSignatures); 3821 // The new KeySets will be re-added later in the scanning process. 3822 synchronized (mPackages) { 3823 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3824 } 3825 return PackageManager.SIGNATURE_MATCH; 3826 } 3827 return PackageManager.SIGNATURE_NO_MATCH; 3828 } 3829 3830 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3831 if (isExternal(scannedPkg)) { 3832 return mSettings.isExternalDatabaseVersionOlderThan( 3833 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3834 } else { 3835 return mSettings.isInternalDatabaseVersionOlderThan( 3836 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3837 } 3838 } 3839 3840 private int compareSignaturesRecover(PackageSignatures existingSigs, 3841 PackageParser.Package scannedPkg) { 3842 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3843 return PackageManager.SIGNATURE_NO_MATCH; 3844 } 3845 3846 String msg = null; 3847 try { 3848 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3849 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3850 + scannedPkg.packageName); 3851 return PackageManager.SIGNATURE_MATCH; 3852 } 3853 } catch (CertificateException e) { 3854 msg = e.getMessage(); 3855 } 3856 3857 logCriticalInfo(Log.INFO, 3858 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3859 return PackageManager.SIGNATURE_NO_MATCH; 3860 } 3861 3862 @Override 3863 public String[] getPackagesForUid(int uid) { 3864 uid = UserHandle.getAppId(uid); 3865 // reader 3866 synchronized (mPackages) { 3867 Object obj = mSettings.getUserIdLPr(uid); 3868 if (obj instanceof SharedUserSetting) { 3869 final SharedUserSetting sus = (SharedUserSetting) obj; 3870 final int N = sus.packages.size(); 3871 final String[] res = new String[N]; 3872 final Iterator<PackageSetting> it = sus.packages.iterator(); 3873 int i = 0; 3874 while (it.hasNext()) { 3875 res[i++] = it.next().name; 3876 } 3877 return res; 3878 } else if (obj instanceof PackageSetting) { 3879 final PackageSetting ps = (PackageSetting) obj; 3880 return new String[] { ps.name }; 3881 } 3882 } 3883 return null; 3884 } 3885 3886 @Override 3887 public String getNameForUid(int uid) { 3888 // reader 3889 synchronized (mPackages) { 3890 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3891 if (obj instanceof SharedUserSetting) { 3892 final SharedUserSetting sus = (SharedUserSetting) obj; 3893 return sus.name + ":" + sus.userId; 3894 } else if (obj instanceof PackageSetting) { 3895 final PackageSetting ps = (PackageSetting) obj; 3896 return ps.name; 3897 } 3898 } 3899 return null; 3900 } 3901 3902 @Override 3903 public int getUidForSharedUser(String sharedUserName) { 3904 if(sharedUserName == null) { 3905 return -1; 3906 } 3907 // reader 3908 synchronized (mPackages) { 3909 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3910 if (suid == null) { 3911 return -1; 3912 } 3913 return suid.userId; 3914 } 3915 } 3916 3917 @Override 3918 public int getFlagsForUid(int uid) { 3919 synchronized (mPackages) { 3920 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3921 if (obj instanceof SharedUserSetting) { 3922 final SharedUserSetting sus = (SharedUserSetting) obj; 3923 return sus.pkgFlags; 3924 } else if (obj instanceof PackageSetting) { 3925 final PackageSetting ps = (PackageSetting) obj; 3926 return ps.pkgFlags; 3927 } 3928 } 3929 return 0; 3930 } 3931 3932 @Override 3933 public int getPrivateFlagsForUid(int uid) { 3934 synchronized (mPackages) { 3935 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3936 if (obj instanceof SharedUserSetting) { 3937 final SharedUserSetting sus = (SharedUserSetting) obj; 3938 return sus.pkgPrivateFlags; 3939 } else if (obj instanceof PackageSetting) { 3940 final PackageSetting ps = (PackageSetting) obj; 3941 return ps.pkgPrivateFlags; 3942 } 3943 } 3944 return 0; 3945 } 3946 3947 @Override 3948 public boolean isUidPrivileged(int uid) { 3949 uid = UserHandle.getAppId(uid); 3950 // reader 3951 synchronized (mPackages) { 3952 Object obj = mSettings.getUserIdLPr(uid); 3953 if (obj instanceof SharedUserSetting) { 3954 final SharedUserSetting sus = (SharedUserSetting) obj; 3955 final Iterator<PackageSetting> it = sus.packages.iterator(); 3956 while (it.hasNext()) { 3957 if (it.next().isPrivileged()) { 3958 return true; 3959 } 3960 } 3961 } else if (obj instanceof PackageSetting) { 3962 final PackageSetting ps = (PackageSetting) obj; 3963 return ps.isPrivileged(); 3964 } 3965 } 3966 return false; 3967 } 3968 3969 @Override 3970 public String[] getAppOpPermissionPackages(String permissionName) { 3971 synchronized (mPackages) { 3972 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3973 if (pkgs == null) { 3974 return null; 3975 } 3976 return pkgs.toArray(new String[pkgs.size()]); 3977 } 3978 } 3979 3980 @Override 3981 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3982 int flags, int userId) { 3983 if (!sUserManager.exists(userId)) return null; 3984 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3985 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3986 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3987 } 3988 3989 @Override 3990 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3991 IntentFilter filter, int match, ComponentName activity) { 3992 final int userId = UserHandle.getCallingUserId(); 3993 if (DEBUG_PREFERRED) { 3994 Log.v(TAG, "setLastChosenActivity intent=" + intent 3995 + " resolvedType=" + resolvedType 3996 + " flags=" + flags 3997 + " filter=" + filter 3998 + " match=" + match 3999 + " activity=" + activity); 4000 filter.dump(new PrintStreamPrinter(System.out), " "); 4001 } 4002 intent.setComponent(null); 4003 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4004 // Find any earlier preferred or last chosen entries and nuke them 4005 findPreferredActivity(intent, resolvedType, 4006 flags, query, 0, false, true, false, userId); 4007 // Add the new activity as the last chosen for this filter 4008 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4009 "Setting last chosen"); 4010 } 4011 4012 @Override 4013 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4014 final int userId = UserHandle.getCallingUserId(); 4015 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4016 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4017 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4018 false, false, false, userId); 4019 } 4020 4021 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4022 int flags, List<ResolveInfo> query, int userId) { 4023 if (query != null) { 4024 final int N = query.size(); 4025 if (N == 1) { 4026 return query.get(0); 4027 } else if (N > 1) { 4028 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4029 // If there is more than one activity with the same priority, 4030 // then let the user decide between them. 4031 ResolveInfo r0 = query.get(0); 4032 ResolveInfo r1 = query.get(1); 4033 if (DEBUG_INTENT_MATCHING || debug) { 4034 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4035 + r1.activityInfo.name + "=" + r1.priority); 4036 } 4037 // If the first activity has a higher priority, or a different 4038 // default, then it is always desireable to pick it. 4039 if (r0.priority != r1.priority 4040 || r0.preferredOrder != r1.preferredOrder 4041 || r0.isDefault != r1.isDefault) { 4042 return query.get(0); 4043 } 4044 // If we have saved a preference for a preferred activity for 4045 // this Intent, use that. 4046 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4047 flags, query, r0.priority, true, false, debug, userId); 4048 if (ri != null) { 4049 return ri; 4050 } 4051 if (userId != 0) { 4052 ri = new ResolveInfo(mResolveInfo); 4053 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4054 ri.activityInfo.applicationInfo = new ApplicationInfo( 4055 ri.activityInfo.applicationInfo); 4056 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4057 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4058 return ri; 4059 } 4060 return mResolveInfo; 4061 } 4062 } 4063 return null; 4064 } 4065 4066 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4067 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4068 final int N = query.size(); 4069 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4070 .get(userId); 4071 // Get the list of persistent preferred activities that handle the intent 4072 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4073 List<PersistentPreferredActivity> pprefs = ppir != null 4074 ? ppir.queryIntent(intent, resolvedType, 4075 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4076 : null; 4077 if (pprefs != null && pprefs.size() > 0) { 4078 final int M = pprefs.size(); 4079 for (int i=0; i<M; i++) { 4080 final PersistentPreferredActivity ppa = pprefs.get(i); 4081 if (DEBUG_PREFERRED || debug) { 4082 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4083 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4084 + "\n component=" + ppa.mComponent); 4085 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4086 } 4087 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4088 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4089 if (DEBUG_PREFERRED || debug) { 4090 Slog.v(TAG, "Found persistent preferred activity:"); 4091 if (ai != null) { 4092 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4093 } else { 4094 Slog.v(TAG, " null"); 4095 } 4096 } 4097 if (ai == null) { 4098 // This previously registered persistent preferred activity 4099 // component is no longer known. Ignore it and do NOT remove it. 4100 continue; 4101 } 4102 for (int j=0; j<N; j++) { 4103 final ResolveInfo ri = query.get(j); 4104 if (!ri.activityInfo.applicationInfo.packageName 4105 .equals(ai.applicationInfo.packageName)) { 4106 continue; 4107 } 4108 if (!ri.activityInfo.name.equals(ai.name)) { 4109 continue; 4110 } 4111 // Found a persistent preference that can handle the intent. 4112 if (DEBUG_PREFERRED || debug) { 4113 Slog.v(TAG, "Returning persistent preferred activity: " + 4114 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4115 } 4116 return ri; 4117 } 4118 } 4119 } 4120 return null; 4121 } 4122 4123 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4124 List<ResolveInfo> query, int priority, boolean always, 4125 boolean removeMatches, boolean debug, int userId) { 4126 if (!sUserManager.exists(userId)) return null; 4127 // writer 4128 synchronized (mPackages) { 4129 if (intent.getSelector() != null) { 4130 intent = intent.getSelector(); 4131 } 4132 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4133 4134 // Try to find a matching persistent preferred activity. 4135 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4136 debug, userId); 4137 4138 // If a persistent preferred activity matched, use it. 4139 if (pri != null) { 4140 return pri; 4141 } 4142 4143 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4144 // Get the list of preferred activities that handle the intent 4145 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4146 List<PreferredActivity> prefs = pir != null 4147 ? pir.queryIntent(intent, resolvedType, 4148 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4149 : null; 4150 if (prefs != null && prefs.size() > 0) { 4151 boolean changed = false; 4152 try { 4153 // First figure out how good the original match set is. 4154 // We will only allow preferred activities that came 4155 // from the same match quality. 4156 int match = 0; 4157 4158 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4159 4160 final int N = query.size(); 4161 for (int j=0; j<N; j++) { 4162 final ResolveInfo ri = query.get(j); 4163 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4164 + ": 0x" + Integer.toHexString(match)); 4165 if (ri.match > match) { 4166 match = ri.match; 4167 } 4168 } 4169 4170 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4171 + Integer.toHexString(match)); 4172 4173 match &= IntentFilter.MATCH_CATEGORY_MASK; 4174 final int M = prefs.size(); 4175 for (int i=0; i<M; i++) { 4176 final PreferredActivity pa = prefs.get(i); 4177 if (DEBUG_PREFERRED || debug) { 4178 Slog.v(TAG, "Checking PreferredActivity ds=" 4179 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4180 + "\n component=" + pa.mPref.mComponent); 4181 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4182 } 4183 if (pa.mPref.mMatch != match) { 4184 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4185 + Integer.toHexString(pa.mPref.mMatch)); 4186 continue; 4187 } 4188 // If it's not an "always" type preferred activity and that's what we're 4189 // looking for, skip it. 4190 if (always && !pa.mPref.mAlways) { 4191 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4192 continue; 4193 } 4194 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4195 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4196 if (DEBUG_PREFERRED || debug) { 4197 Slog.v(TAG, "Found preferred activity:"); 4198 if (ai != null) { 4199 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4200 } else { 4201 Slog.v(TAG, " null"); 4202 } 4203 } 4204 if (ai == null) { 4205 // This previously registered preferred activity 4206 // component is no longer known. Most likely an update 4207 // to the app was installed and in the new version this 4208 // component no longer exists. Clean it up by removing 4209 // it from the preferred activities list, and skip it. 4210 Slog.w(TAG, "Removing dangling preferred activity: " 4211 + pa.mPref.mComponent); 4212 pir.removeFilter(pa); 4213 changed = true; 4214 continue; 4215 } 4216 for (int j=0; j<N; j++) { 4217 final ResolveInfo ri = query.get(j); 4218 if (!ri.activityInfo.applicationInfo.packageName 4219 .equals(ai.applicationInfo.packageName)) { 4220 continue; 4221 } 4222 if (!ri.activityInfo.name.equals(ai.name)) { 4223 continue; 4224 } 4225 4226 if (removeMatches) { 4227 pir.removeFilter(pa); 4228 changed = true; 4229 if (DEBUG_PREFERRED) { 4230 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4231 } 4232 break; 4233 } 4234 4235 // Okay we found a previously set preferred or last chosen app. 4236 // If the result set is different from when this 4237 // was created, we need to clear it and re-ask the 4238 // user their preference, if we're looking for an "always" type entry. 4239 if (always && !pa.mPref.sameSet(query)) { 4240 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4241 + intent + " type " + resolvedType); 4242 if (DEBUG_PREFERRED) { 4243 Slog.v(TAG, "Removing preferred activity since set changed " 4244 + pa.mPref.mComponent); 4245 } 4246 pir.removeFilter(pa); 4247 // Re-add the filter as a "last chosen" entry (!always) 4248 PreferredActivity lastChosen = new PreferredActivity( 4249 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4250 pir.addFilter(lastChosen); 4251 changed = true; 4252 return null; 4253 } 4254 4255 // Yay! Either the set matched or we're looking for the last chosen 4256 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4257 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4258 return ri; 4259 } 4260 } 4261 } finally { 4262 if (changed) { 4263 if (DEBUG_PREFERRED) { 4264 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4265 } 4266 scheduleWritePackageRestrictionsLocked(userId); 4267 } 4268 } 4269 } 4270 } 4271 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4272 return null; 4273 } 4274 4275 /* 4276 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4277 */ 4278 @Override 4279 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4280 int targetUserId) { 4281 mContext.enforceCallingOrSelfPermission( 4282 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4283 List<CrossProfileIntentFilter> matches = 4284 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4285 if (matches != null) { 4286 int size = matches.size(); 4287 for (int i = 0; i < size; i++) { 4288 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4289 } 4290 } 4291 if (hasWebURI(intent)) { 4292 // cross-profile app linking works only towards the parent. 4293 final UserInfo parent = getProfileParent(sourceUserId); 4294 synchronized(mPackages) { 4295 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4296 parent.id) != null; 4297 } 4298 } 4299 return false; 4300 } 4301 4302 private UserInfo getProfileParent(int userId) { 4303 final long identity = Binder.clearCallingIdentity(); 4304 try { 4305 return sUserManager.getProfileParent(userId); 4306 } finally { 4307 Binder.restoreCallingIdentity(identity); 4308 } 4309 } 4310 4311 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4312 String resolvedType, int userId) { 4313 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4314 if (resolver != null) { 4315 return resolver.queryIntent(intent, resolvedType, false, userId); 4316 } 4317 return null; 4318 } 4319 4320 @Override 4321 public List<ResolveInfo> queryIntentActivities(Intent intent, 4322 String resolvedType, int flags, int userId) { 4323 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4324 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4325 ComponentName comp = intent.getComponent(); 4326 if (comp == null) { 4327 if (intent.getSelector() != null) { 4328 intent = intent.getSelector(); 4329 comp = intent.getComponent(); 4330 } 4331 } 4332 4333 if (comp != null) { 4334 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4335 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4336 if (ai != null) { 4337 final ResolveInfo ri = new ResolveInfo(); 4338 ri.activityInfo = ai; 4339 list.add(ri); 4340 } 4341 return list; 4342 } 4343 4344 // reader 4345 synchronized (mPackages) { 4346 final String pkgName = intent.getPackage(); 4347 if (pkgName == null) { 4348 List<CrossProfileIntentFilter> matchingFilters = 4349 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4350 // Check for results that need to skip the current profile. 4351 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4352 resolvedType, flags, userId); 4353 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4354 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4355 result.add(xpResolveInfo); 4356 return filterIfNotPrimaryUser(result, userId); 4357 } 4358 4359 // Check for results in the current profile. 4360 List<ResolveInfo> result = mActivities.queryIntent( 4361 intent, resolvedType, flags, userId); 4362 4363 // Check for cross profile results. 4364 xpResolveInfo = queryCrossProfileIntents( 4365 matchingFilters, intent, resolvedType, flags, userId); 4366 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4367 result.add(xpResolveInfo); 4368 Collections.sort(result, mResolvePrioritySorter); 4369 } 4370 result = filterIfNotPrimaryUser(result, userId); 4371 if (hasWebURI(intent)) { 4372 CrossProfileDomainInfo xpDomainInfo = null; 4373 final UserInfo parent = getProfileParent(userId); 4374 if (parent != null) { 4375 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4376 flags, userId, parent.id); 4377 } 4378 if (xpDomainInfo != null) { 4379 if (xpResolveInfo != null) { 4380 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4381 // in the result. 4382 result.remove(xpResolveInfo); 4383 } 4384 if (result.size() == 0) { 4385 result.add(xpDomainInfo.resolveInfo); 4386 return result; 4387 } 4388 } else if (result.size() <= 1) { 4389 return result; 4390 } 4391 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4392 xpDomainInfo); 4393 Collections.sort(result, mResolvePrioritySorter); 4394 } 4395 return result; 4396 } 4397 final PackageParser.Package pkg = mPackages.get(pkgName); 4398 if (pkg != null) { 4399 return filterIfNotPrimaryUser( 4400 mActivities.queryIntentForPackage( 4401 intent, resolvedType, flags, pkg.activities, userId), 4402 userId); 4403 } 4404 return new ArrayList<ResolveInfo>(); 4405 } 4406 } 4407 4408 private static class CrossProfileDomainInfo { 4409 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4410 ResolveInfo resolveInfo; 4411 /* Best domain verification status of the activities found in the other profile */ 4412 int bestDomainVerificationStatus; 4413 } 4414 4415 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4416 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4417 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4418 sourceUserId)) { 4419 return null; 4420 } 4421 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4422 resolvedType, flags, parentUserId); 4423 4424 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4425 return null; 4426 } 4427 CrossProfileDomainInfo result = null; 4428 int size = resultTargetUser.size(); 4429 for (int i = 0; i < size; i++) { 4430 ResolveInfo riTargetUser = resultTargetUser.get(i); 4431 // Intent filter verification is only for filters that specify a host. So don't return 4432 // those that handle all web uris. 4433 if (riTargetUser.handleAllWebDataURI) { 4434 continue; 4435 } 4436 String packageName = riTargetUser.activityInfo.packageName; 4437 PackageSetting ps = mSettings.mPackages.get(packageName); 4438 if (ps == null) { 4439 continue; 4440 } 4441 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4442 if (result == null) { 4443 result = new CrossProfileDomainInfo(); 4444 result.resolveInfo = 4445 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4446 result.bestDomainVerificationStatus = status; 4447 } else { 4448 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4449 result.bestDomainVerificationStatus); 4450 } 4451 } 4452 return result; 4453 } 4454 4455 /** 4456 * Verification statuses are ordered from the worse to the best, except for 4457 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4458 */ 4459 private int bestDomainVerificationStatus(int status1, int status2) { 4460 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4461 return status2; 4462 } 4463 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4464 return status1; 4465 } 4466 return (int) MathUtils.max(status1, status2); 4467 } 4468 4469 private boolean isUserEnabled(int userId) { 4470 long callingId = Binder.clearCallingIdentity(); 4471 try { 4472 UserInfo userInfo = sUserManager.getUserInfo(userId); 4473 return userInfo != null && userInfo.isEnabled(); 4474 } finally { 4475 Binder.restoreCallingIdentity(callingId); 4476 } 4477 } 4478 4479 /** 4480 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4481 * 4482 * @return filtered list 4483 */ 4484 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4485 if (userId == UserHandle.USER_OWNER) { 4486 return resolveInfos; 4487 } 4488 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4489 ResolveInfo info = resolveInfos.get(i); 4490 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4491 resolveInfos.remove(i); 4492 } 4493 } 4494 return resolveInfos; 4495 } 4496 4497 private static boolean hasWebURI(Intent intent) { 4498 if (intent.getData() == null) { 4499 return false; 4500 } 4501 final String scheme = intent.getScheme(); 4502 if (TextUtils.isEmpty(scheme)) { 4503 return false; 4504 } 4505 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4506 } 4507 4508 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4509 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4510 if (DEBUG_PREFERRED) { 4511 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4512 candidates.size()); 4513 } 4514 4515 final int userId = UserHandle.getCallingUserId(); 4516 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4517 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4518 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4519 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4520 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4521 4522 synchronized (mPackages) { 4523 final int count = candidates.size(); 4524 // First, try to use the domain preferred app. Partition the candidates into four lists: 4525 // one for the final results, one for the "do not use ever", one for "undefined status" 4526 // and finally one for "Browser App type". 4527 for (int n=0; n<count; n++) { 4528 ResolveInfo info = candidates.get(n); 4529 String packageName = info.activityInfo.packageName; 4530 PackageSetting ps = mSettings.mPackages.get(packageName); 4531 if (ps != null) { 4532 // Add to the special match all list (Browser use case) 4533 if (info.handleAllWebDataURI) { 4534 matchAllList.add(info); 4535 continue; 4536 } 4537 // Try to get the status from User settings first 4538 int status = getDomainVerificationStatusLPr(ps, userId); 4539 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4540 alwaysList.add(info); 4541 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4542 neverList.add(info); 4543 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4544 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4545 undefinedList.add(info); 4546 } 4547 } 4548 } 4549 // First try to add the "always" resolution for the current user if there is any 4550 if (alwaysList.size() > 0) { 4551 result.addAll(alwaysList); 4552 // if there is an "always" for the parent user, add it. 4553 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4554 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4555 result.add(xpDomainInfo.resolveInfo); 4556 } else { 4557 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4558 result.addAll(undefinedList); 4559 if (xpDomainInfo != null && ( 4560 xpDomainInfo.bestDomainVerificationStatus 4561 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4562 || xpDomainInfo.bestDomainVerificationStatus 4563 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4564 result.add(xpDomainInfo.resolveInfo); 4565 } 4566 // Also add Browsers (all of them or only the default one) 4567 if ((flags & MATCH_ALL) != 0) { 4568 result.addAll(matchAllList); 4569 } else { 4570 // Try to add the Default Browser if we can 4571 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4572 UserHandle.myUserId()); 4573 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4574 boolean defaultBrowserFound = false; 4575 final int browserCount = matchAllList.size(); 4576 for (int n=0; n<browserCount; n++) { 4577 ResolveInfo browser = matchAllList.get(n); 4578 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4579 result.add(browser); 4580 defaultBrowserFound = true; 4581 break; 4582 } 4583 } 4584 if (!defaultBrowserFound) { 4585 result.addAll(matchAllList); 4586 } 4587 } else { 4588 result.addAll(matchAllList); 4589 } 4590 } 4591 4592 // If there is nothing selected, add all candidates and remove the ones that the User 4593 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4594 if (result.size() == 0) { 4595 result.addAll(candidates); 4596 result.removeAll(neverList); 4597 } 4598 } 4599 } 4600 if (DEBUG_PREFERRED) { 4601 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4602 result.size()); 4603 } 4604 return result; 4605 } 4606 4607 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4608 int status = ps.getDomainVerificationStatusForUser(userId); 4609 // if none available, get the master status 4610 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4611 if (ps.getIntentFilterVerificationInfo() != null) { 4612 status = ps.getIntentFilterVerificationInfo().getStatus(); 4613 } 4614 } 4615 return status; 4616 } 4617 4618 private ResolveInfo querySkipCurrentProfileIntents( 4619 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4620 int flags, int sourceUserId) { 4621 if (matchingFilters != null) { 4622 int size = matchingFilters.size(); 4623 for (int i = 0; i < size; i ++) { 4624 CrossProfileIntentFilter filter = matchingFilters.get(i); 4625 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4626 // Checking if there are activities in the target user that can handle the 4627 // intent. 4628 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4629 flags, sourceUserId); 4630 if (resolveInfo != null) { 4631 return resolveInfo; 4632 } 4633 } 4634 } 4635 } 4636 return null; 4637 } 4638 4639 // Return matching ResolveInfo if any for skip current profile intent filters. 4640 private ResolveInfo queryCrossProfileIntents( 4641 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4642 int flags, int sourceUserId) { 4643 if (matchingFilters != null) { 4644 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4645 // match the same intent. For performance reasons, it is better not to 4646 // run queryIntent twice for the same userId 4647 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4648 int size = matchingFilters.size(); 4649 for (int i = 0; i < size; i++) { 4650 CrossProfileIntentFilter filter = matchingFilters.get(i); 4651 int targetUserId = filter.getTargetUserId(); 4652 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4653 && !alreadyTriedUserIds.get(targetUserId)) { 4654 // Checking if there are activities in the target user that can handle the 4655 // intent. 4656 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4657 flags, sourceUserId); 4658 if (resolveInfo != null) return resolveInfo; 4659 alreadyTriedUserIds.put(targetUserId, true); 4660 } 4661 } 4662 } 4663 return null; 4664 } 4665 4666 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4667 String resolvedType, int flags, int sourceUserId) { 4668 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4669 resolvedType, flags, filter.getTargetUserId()); 4670 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4671 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4672 } 4673 return null; 4674 } 4675 4676 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4677 int sourceUserId, int targetUserId) { 4678 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4679 String className; 4680 if (targetUserId == UserHandle.USER_OWNER) { 4681 className = FORWARD_INTENT_TO_USER_OWNER; 4682 } else { 4683 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4684 } 4685 ComponentName forwardingActivityComponentName = new ComponentName( 4686 mAndroidApplication.packageName, className); 4687 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4688 sourceUserId); 4689 if (targetUserId == UserHandle.USER_OWNER) { 4690 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4691 forwardingResolveInfo.noResourceId = true; 4692 } 4693 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4694 forwardingResolveInfo.priority = 0; 4695 forwardingResolveInfo.preferredOrder = 0; 4696 forwardingResolveInfo.match = 0; 4697 forwardingResolveInfo.isDefault = true; 4698 forwardingResolveInfo.filter = filter; 4699 forwardingResolveInfo.targetUserId = targetUserId; 4700 return forwardingResolveInfo; 4701 } 4702 4703 @Override 4704 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4705 Intent[] specifics, String[] specificTypes, Intent intent, 4706 String resolvedType, int flags, int userId) { 4707 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4708 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4709 false, "query intent activity options"); 4710 final String resultsAction = intent.getAction(); 4711 4712 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4713 | PackageManager.GET_RESOLVED_FILTER, userId); 4714 4715 if (DEBUG_INTENT_MATCHING) { 4716 Log.v(TAG, "Query " + intent + ": " + results); 4717 } 4718 4719 int specificsPos = 0; 4720 int N; 4721 4722 // todo: note that the algorithm used here is O(N^2). This 4723 // isn't a problem in our current environment, but if we start running 4724 // into situations where we have more than 5 or 10 matches then this 4725 // should probably be changed to something smarter... 4726 4727 // First we go through and resolve each of the specific items 4728 // that were supplied, taking care of removing any corresponding 4729 // duplicate items in the generic resolve list. 4730 if (specifics != null) { 4731 for (int i=0; i<specifics.length; i++) { 4732 final Intent sintent = specifics[i]; 4733 if (sintent == null) { 4734 continue; 4735 } 4736 4737 if (DEBUG_INTENT_MATCHING) { 4738 Log.v(TAG, "Specific #" + i + ": " + sintent); 4739 } 4740 4741 String action = sintent.getAction(); 4742 if (resultsAction != null && resultsAction.equals(action)) { 4743 // If this action was explicitly requested, then don't 4744 // remove things that have it. 4745 action = null; 4746 } 4747 4748 ResolveInfo ri = null; 4749 ActivityInfo ai = null; 4750 4751 ComponentName comp = sintent.getComponent(); 4752 if (comp == null) { 4753 ri = resolveIntent( 4754 sintent, 4755 specificTypes != null ? specificTypes[i] : null, 4756 flags, userId); 4757 if (ri == null) { 4758 continue; 4759 } 4760 if (ri == mResolveInfo) { 4761 // ACK! Must do something better with this. 4762 } 4763 ai = ri.activityInfo; 4764 comp = new ComponentName(ai.applicationInfo.packageName, 4765 ai.name); 4766 } else { 4767 ai = getActivityInfo(comp, flags, userId); 4768 if (ai == null) { 4769 continue; 4770 } 4771 } 4772 4773 // Look for any generic query activities that are duplicates 4774 // of this specific one, and remove them from the results. 4775 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4776 N = results.size(); 4777 int j; 4778 for (j=specificsPos; j<N; j++) { 4779 ResolveInfo sri = results.get(j); 4780 if ((sri.activityInfo.name.equals(comp.getClassName()) 4781 && sri.activityInfo.applicationInfo.packageName.equals( 4782 comp.getPackageName())) 4783 || (action != null && sri.filter.matchAction(action))) { 4784 results.remove(j); 4785 if (DEBUG_INTENT_MATCHING) Log.v( 4786 TAG, "Removing duplicate item from " + j 4787 + " due to specific " + specificsPos); 4788 if (ri == null) { 4789 ri = sri; 4790 } 4791 j--; 4792 N--; 4793 } 4794 } 4795 4796 // Add this specific item to its proper place. 4797 if (ri == null) { 4798 ri = new ResolveInfo(); 4799 ri.activityInfo = ai; 4800 } 4801 results.add(specificsPos, ri); 4802 ri.specificIndex = i; 4803 specificsPos++; 4804 } 4805 } 4806 4807 // Now we go through the remaining generic results and remove any 4808 // duplicate actions that are found here. 4809 N = results.size(); 4810 for (int i=specificsPos; i<N-1; i++) { 4811 final ResolveInfo rii = results.get(i); 4812 if (rii.filter == null) { 4813 continue; 4814 } 4815 4816 // Iterate over all of the actions of this result's intent 4817 // filter... typically this should be just one. 4818 final Iterator<String> it = rii.filter.actionsIterator(); 4819 if (it == null) { 4820 continue; 4821 } 4822 while (it.hasNext()) { 4823 final String action = it.next(); 4824 if (resultsAction != null && resultsAction.equals(action)) { 4825 // If this action was explicitly requested, then don't 4826 // remove things that have it. 4827 continue; 4828 } 4829 for (int j=i+1; j<N; j++) { 4830 final ResolveInfo rij = results.get(j); 4831 if (rij.filter != null && rij.filter.hasAction(action)) { 4832 results.remove(j); 4833 if (DEBUG_INTENT_MATCHING) Log.v( 4834 TAG, "Removing duplicate item from " + j 4835 + " due to action " + action + " at " + i); 4836 j--; 4837 N--; 4838 } 4839 } 4840 } 4841 4842 // If the caller didn't request filter information, drop it now 4843 // so we don't have to marshall/unmarshall it. 4844 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4845 rii.filter = null; 4846 } 4847 } 4848 4849 // Filter out the caller activity if so requested. 4850 if (caller != null) { 4851 N = results.size(); 4852 for (int i=0; i<N; i++) { 4853 ActivityInfo ainfo = results.get(i).activityInfo; 4854 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4855 && caller.getClassName().equals(ainfo.name)) { 4856 results.remove(i); 4857 break; 4858 } 4859 } 4860 } 4861 4862 // If the caller didn't request filter information, 4863 // drop them now so we don't have to 4864 // marshall/unmarshall it. 4865 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4866 N = results.size(); 4867 for (int i=0; i<N; i++) { 4868 results.get(i).filter = null; 4869 } 4870 } 4871 4872 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4873 return results; 4874 } 4875 4876 @Override 4877 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4878 int userId) { 4879 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4880 ComponentName comp = intent.getComponent(); 4881 if (comp == null) { 4882 if (intent.getSelector() != null) { 4883 intent = intent.getSelector(); 4884 comp = intent.getComponent(); 4885 } 4886 } 4887 if (comp != null) { 4888 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4889 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4890 if (ai != null) { 4891 ResolveInfo ri = new ResolveInfo(); 4892 ri.activityInfo = ai; 4893 list.add(ri); 4894 } 4895 return list; 4896 } 4897 4898 // reader 4899 synchronized (mPackages) { 4900 String pkgName = intent.getPackage(); 4901 if (pkgName == null) { 4902 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4903 } 4904 final PackageParser.Package pkg = mPackages.get(pkgName); 4905 if (pkg != null) { 4906 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4907 userId); 4908 } 4909 return null; 4910 } 4911 } 4912 4913 @Override 4914 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4915 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4916 if (!sUserManager.exists(userId)) return null; 4917 if (query != null) { 4918 if (query.size() >= 1) { 4919 // If there is more than one service with the same priority, 4920 // just arbitrarily pick the first one. 4921 return query.get(0); 4922 } 4923 } 4924 return null; 4925 } 4926 4927 @Override 4928 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4929 int userId) { 4930 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4931 ComponentName comp = intent.getComponent(); 4932 if (comp == null) { 4933 if (intent.getSelector() != null) { 4934 intent = intent.getSelector(); 4935 comp = intent.getComponent(); 4936 } 4937 } 4938 if (comp != null) { 4939 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4940 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4941 if (si != null) { 4942 final ResolveInfo ri = new ResolveInfo(); 4943 ri.serviceInfo = si; 4944 list.add(ri); 4945 } 4946 return list; 4947 } 4948 4949 // reader 4950 synchronized (mPackages) { 4951 String pkgName = intent.getPackage(); 4952 if (pkgName == null) { 4953 return mServices.queryIntent(intent, resolvedType, flags, userId); 4954 } 4955 final PackageParser.Package pkg = mPackages.get(pkgName); 4956 if (pkg != null) { 4957 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4958 userId); 4959 } 4960 return null; 4961 } 4962 } 4963 4964 @Override 4965 public List<ResolveInfo> queryIntentContentProviders( 4966 Intent intent, String resolvedType, int flags, int userId) { 4967 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4968 ComponentName comp = intent.getComponent(); 4969 if (comp == null) { 4970 if (intent.getSelector() != null) { 4971 intent = intent.getSelector(); 4972 comp = intent.getComponent(); 4973 } 4974 } 4975 if (comp != null) { 4976 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4977 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4978 if (pi != null) { 4979 final ResolveInfo ri = new ResolveInfo(); 4980 ri.providerInfo = pi; 4981 list.add(ri); 4982 } 4983 return list; 4984 } 4985 4986 // reader 4987 synchronized (mPackages) { 4988 String pkgName = intent.getPackage(); 4989 if (pkgName == null) { 4990 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4991 } 4992 final PackageParser.Package pkg = mPackages.get(pkgName); 4993 if (pkg != null) { 4994 return mProviders.queryIntentForPackage( 4995 intent, resolvedType, flags, pkg.providers, userId); 4996 } 4997 return null; 4998 } 4999 } 5000 5001 @Override 5002 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5003 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5004 5005 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5006 5007 // writer 5008 synchronized (mPackages) { 5009 ArrayList<PackageInfo> list; 5010 if (listUninstalled) { 5011 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5012 for (PackageSetting ps : mSettings.mPackages.values()) { 5013 PackageInfo pi; 5014 if (ps.pkg != null) { 5015 pi = generatePackageInfo(ps.pkg, flags, userId); 5016 } else { 5017 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5018 } 5019 if (pi != null) { 5020 list.add(pi); 5021 } 5022 } 5023 } else { 5024 list = new ArrayList<PackageInfo>(mPackages.size()); 5025 for (PackageParser.Package p : mPackages.values()) { 5026 PackageInfo pi = generatePackageInfo(p, flags, userId); 5027 if (pi != null) { 5028 list.add(pi); 5029 } 5030 } 5031 } 5032 5033 return new ParceledListSlice<PackageInfo>(list); 5034 } 5035 } 5036 5037 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5038 String[] permissions, boolean[] tmp, int flags, int userId) { 5039 int numMatch = 0; 5040 final PermissionsState permissionsState = ps.getPermissionsState(); 5041 for (int i=0; i<permissions.length; i++) { 5042 final String permission = permissions[i]; 5043 if (permissionsState.hasPermission(permission, userId)) { 5044 tmp[i] = true; 5045 numMatch++; 5046 } else { 5047 tmp[i] = false; 5048 } 5049 } 5050 if (numMatch == 0) { 5051 return; 5052 } 5053 PackageInfo pi; 5054 if (ps.pkg != null) { 5055 pi = generatePackageInfo(ps.pkg, flags, userId); 5056 } else { 5057 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5058 } 5059 // The above might return null in cases of uninstalled apps or install-state 5060 // skew across users/profiles. 5061 if (pi != null) { 5062 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5063 if (numMatch == permissions.length) { 5064 pi.requestedPermissions = permissions; 5065 } else { 5066 pi.requestedPermissions = new String[numMatch]; 5067 numMatch = 0; 5068 for (int i=0; i<permissions.length; i++) { 5069 if (tmp[i]) { 5070 pi.requestedPermissions[numMatch] = permissions[i]; 5071 numMatch++; 5072 } 5073 } 5074 } 5075 } 5076 list.add(pi); 5077 } 5078 } 5079 5080 @Override 5081 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5082 String[] permissions, int flags, int userId) { 5083 if (!sUserManager.exists(userId)) return null; 5084 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5085 5086 // writer 5087 synchronized (mPackages) { 5088 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5089 boolean[] tmpBools = new boolean[permissions.length]; 5090 if (listUninstalled) { 5091 for (PackageSetting ps : mSettings.mPackages.values()) { 5092 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5093 } 5094 } else { 5095 for (PackageParser.Package pkg : mPackages.values()) { 5096 PackageSetting ps = (PackageSetting)pkg.mExtras; 5097 if (ps != null) { 5098 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5099 userId); 5100 } 5101 } 5102 } 5103 5104 return new ParceledListSlice<PackageInfo>(list); 5105 } 5106 } 5107 5108 @Override 5109 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5110 if (!sUserManager.exists(userId)) return null; 5111 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5112 5113 // writer 5114 synchronized (mPackages) { 5115 ArrayList<ApplicationInfo> list; 5116 if (listUninstalled) { 5117 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5118 for (PackageSetting ps : mSettings.mPackages.values()) { 5119 ApplicationInfo ai; 5120 if (ps.pkg != null) { 5121 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5122 ps.readUserState(userId), userId); 5123 } else { 5124 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5125 } 5126 if (ai != null) { 5127 list.add(ai); 5128 } 5129 } 5130 } else { 5131 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5132 for (PackageParser.Package p : mPackages.values()) { 5133 if (p.mExtras != null) { 5134 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5135 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5136 if (ai != null) { 5137 list.add(ai); 5138 } 5139 } 5140 } 5141 } 5142 5143 return new ParceledListSlice<ApplicationInfo>(list); 5144 } 5145 } 5146 5147 public List<ApplicationInfo> getPersistentApplications(int flags) { 5148 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5149 5150 // reader 5151 synchronized (mPackages) { 5152 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5153 final int userId = UserHandle.getCallingUserId(); 5154 while (i.hasNext()) { 5155 final PackageParser.Package p = i.next(); 5156 if (p.applicationInfo != null 5157 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5158 && (!mSafeMode || isSystemApp(p))) { 5159 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5160 if (ps != null) { 5161 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5162 ps.readUserState(userId), userId); 5163 if (ai != null) { 5164 finalList.add(ai); 5165 } 5166 } 5167 } 5168 } 5169 } 5170 5171 return finalList; 5172 } 5173 5174 @Override 5175 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5176 if (!sUserManager.exists(userId)) return null; 5177 // reader 5178 synchronized (mPackages) { 5179 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5180 PackageSetting ps = provider != null 5181 ? mSettings.mPackages.get(provider.owner.packageName) 5182 : null; 5183 return ps != null 5184 && mSettings.isEnabledLPr(provider.info, flags, userId) 5185 && (!mSafeMode || (provider.info.applicationInfo.flags 5186 &ApplicationInfo.FLAG_SYSTEM) != 0) 5187 ? PackageParser.generateProviderInfo(provider, flags, 5188 ps.readUserState(userId), userId) 5189 : null; 5190 } 5191 } 5192 5193 /** 5194 * @deprecated 5195 */ 5196 @Deprecated 5197 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5198 // reader 5199 synchronized (mPackages) { 5200 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5201 .entrySet().iterator(); 5202 final int userId = UserHandle.getCallingUserId(); 5203 while (i.hasNext()) { 5204 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5205 PackageParser.Provider p = entry.getValue(); 5206 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5207 5208 if (ps != null && p.syncable 5209 && (!mSafeMode || (p.info.applicationInfo.flags 5210 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5211 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5212 ps.readUserState(userId), userId); 5213 if (info != null) { 5214 outNames.add(entry.getKey()); 5215 outInfo.add(info); 5216 } 5217 } 5218 } 5219 } 5220 } 5221 5222 @Override 5223 public List<ProviderInfo> queryContentProviders(String processName, 5224 int uid, int flags) { 5225 ArrayList<ProviderInfo> finalList = null; 5226 // reader 5227 synchronized (mPackages) { 5228 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5229 final int userId = processName != null ? 5230 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5231 while (i.hasNext()) { 5232 final PackageParser.Provider p = i.next(); 5233 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5234 if (ps != null && p.info.authority != null 5235 && (processName == null 5236 || (p.info.processName.equals(processName) 5237 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5238 && mSettings.isEnabledLPr(p.info, flags, userId) 5239 && (!mSafeMode 5240 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5241 if (finalList == null) { 5242 finalList = new ArrayList<ProviderInfo>(3); 5243 } 5244 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5245 ps.readUserState(userId), userId); 5246 if (info != null) { 5247 finalList.add(info); 5248 } 5249 } 5250 } 5251 } 5252 5253 if (finalList != null) { 5254 Collections.sort(finalList, mProviderInitOrderSorter); 5255 } 5256 5257 return finalList; 5258 } 5259 5260 @Override 5261 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5262 int flags) { 5263 // reader 5264 synchronized (mPackages) { 5265 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5266 return PackageParser.generateInstrumentationInfo(i, flags); 5267 } 5268 } 5269 5270 @Override 5271 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5272 int flags) { 5273 ArrayList<InstrumentationInfo> finalList = 5274 new ArrayList<InstrumentationInfo>(); 5275 5276 // reader 5277 synchronized (mPackages) { 5278 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5279 while (i.hasNext()) { 5280 final PackageParser.Instrumentation p = i.next(); 5281 if (targetPackage == null 5282 || targetPackage.equals(p.info.targetPackage)) { 5283 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5284 flags); 5285 if (ii != null) { 5286 finalList.add(ii); 5287 } 5288 } 5289 } 5290 } 5291 5292 return finalList; 5293 } 5294 5295 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5296 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5297 if (overlays == null) { 5298 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5299 return; 5300 } 5301 for (PackageParser.Package opkg : overlays.values()) { 5302 // Not much to do if idmap fails: we already logged the error 5303 // and we certainly don't want to abort installation of pkg simply 5304 // because an overlay didn't fit properly. For these reasons, 5305 // ignore the return value of createIdmapForPackagePairLI. 5306 createIdmapForPackagePairLI(pkg, opkg); 5307 } 5308 } 5309 5310 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5311 PackageParser.Package opkg) { 5312 if (!opkg.mTrustedOverlay) { 5313 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5314 opkg.baseCodePath + ": overlay not trusted"); 5315 return false; 5316 } 5317 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5318 if (overlaySet == null) { 5319 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5320 opkg.baseCodePath + " but target package has no known overlays"); 5321 return false; 5322 } 5323 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5324 // TODO: generate idmap for split APKs 5325 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5326 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5327 + opkg.baseCodePath); 5328 return false; 5329 } 5330 PackageParser.Package[] overlayArray = 5331 overlaySet.values().toArray(new PackageParser.Package[0]); 5332 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5333 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5334 return p1.mOverlayPriority - p2.mOverlayPriority; 5335 } 5336 }; 5337 Arrays.sort(overlayArray, cmp); 5338 5339 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5340 int i = 0; 5341 for (PackageParser.Package p : overlayArray) { 5342 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5343 } 5344 return true; 5345 } 5346 5347 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5348 final File[] files = dir.listFiles(); 5349 if (ArrayUtils.isEmpty(files)) { 5350 Log.d(TAG, "No files in app dir " + dir); 5351 return; 5352 } 5353 5354 if (DEBUG_PACKAGE_SCANNING) { 5355 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5356 + " flags=0x" + Integer.toHexString(parseFlags)); 5357 } 5358 5359 for (File file : files) { 5360 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5361 && !PackageInstallerService.isStageName(file.getName()); 5362 if (!isPackage) { 5363 // Ignore entries which are not packages 5364 continue; 5365 } 5366 try { 5367 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5368 scanFlags, currentTime, null); 5369 } catch (PackageManagerException e) { 5370 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5371 5372 // Delete invalid userdata apps 5373 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5374 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5375 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5376 if (file.isDirectory()) { 5377 mInstaller.rmPackageDir(file.getAbsolutePath()); 5378 } else { 5379 file.delete(); 5380 } 5381 } 5382 } 5383 } 5384 } 5385 5386 private static File getSettingsProblemFile() { 5387 File dataDir = Environment.getDataDirectory(); 5388 File systemDir = new File(dataDir, "system"); 5389 File fname = new File(systemDir, "uiderrors.txt"); 5390 return fname; 5391 } 5392 5393 static void reportSettingsProblem(int priority, String msg) { 5394 logCriticalInfo(priority, msg); 5395 } 5396 5397 static void logCriticalInfo(int priority, String msg) { 5398 Slog.println(priority, TAG, msg); 5399 EventLogTags.writePmCriticalInfo(msg); 5400 try { 5401 File fname = getSettingsProblemFile(); 5402 FileOutputStream out = new FileOutputStream(fname, true); 5403 PrintWriter pw = new FastPrintWriter(out); 5404 SimpleDateFormat formatter = new SimpleDateFormat(); 5405 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5406 pw.println(dateString + ": " + msg); 5407 pw.close(); 5408 FileUtils.setPermissions( 5409 fname.toString(), 5410 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5411 -1, -1); 5412 } catch (java.io.IOException e) { 5413 } 5414 } 5415 5416 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5417 PackageParser.Package pkg, File srcFile, int parseFlags) 5418 throws PackageManagerException { 5419 if (ps != null 5420 && ps.codePath.equals(srcFile) 5421 && ps.timeStamp == srcFile.lastModified() 5422 && !isCompatSignatureUpdateNeeded(pkg) 5423 && !isRecoverSignatureUpdateNeeded(pkg)) { 5424 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5425 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5426 ArraySet<PublicKey> signingKs; 5427 synchronized (mPackages) { 5428 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5429 } 5430 if (ps.signatures.mSignatures != null 5431 && ps.signatures.mSignatures.length != 0 5432 && signingKs != null) { 5433 // Optimization: reuse the existing cached certificates 5434 // if the package appears to be unchanged. 5435 pkg.mSignatures = ps.signatures.mSignatures; 5436 pkg.mSigningKeys = signingKs; 5437 return; 5438 } 5439 5440 Slog.w(TAG, "PackageSetting for " + ps.name 5441 + " is missing signatures. Collecting certs again to recover them."); 5442 } else { 5443 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5444 } 5445 5446 try { 5447 pp.collectCertificates(pkg, parseFlags); 5448 pp.collectManifestDigest(pkg); 5449 } catch (PackageParserException e) { 5450 throw PackageManagerException.from(e); 5451 } 5452 } 5453 5454 /* 5455 * Scan a package and return the newly parsed package. 5456 * Returns null in case of errors and the error code is stored in mLastScanError 5457 */ 5458 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5459 long currentTime, UserHandle user) throws PackageManagerException { 5460 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5461 parseFlags |= mDefParseFlags; 5462 PackageParser pp = new PackageParser(); 5463 pp.setSeparateProcesses(mSeparateProcesses); 5464 pp.setOnlyCoreApps(mOnlyCore); 5465 pp.setDisplayMetrics(mMetrics); 5466 5467 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5468 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5469 } 5470 5471 final PackageParser.Package pkg; 5472 try { 5473 pkg = pp.parsePackage(scanFile, parseFlags); 5474 } catch (PackageParserException e) { 5475 throw PackageManagerException.from(e); 5476 } 5477 5478 PackageSetting ps = null; 5479 PackageSetting updatedPkg; 5480 // reader 5481 synchronized (mPackages) { 5482 // Look to see if we already know about this package. 5483 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5484 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5485 // This package has been renamed to its original name. Let's 5486 // use that. 5487 ps = mSettings.peekPackageLPr(oldName); 5488 } 5489 // If there was no original package, see one for the real package name. 5490 if (ps == null) { 5491 ps = mSettings.peekPackageLPr(pkg.packageName); 5492 } 5493 // Check to see if this package could be hiding/updating a system 5494 // package. Must look for it either under the original or real 5495 // package name depending on our state. 5496 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5497 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5498 } 5499 boolean updatedPkgBetter = false; 5500 // First check if this is a system package that may involve an update 5501 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5502 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5503 // it needs to drop FLAG_PRIVILEGED. 5504 if (locationIsPrivileged(scanFile)) { 5505 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5506 } else { 5507 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5508 } 5509 5510 if (ps != null && !ps.codePath.equals(scanFile)) { 5511 // The path has changed from what was last scanned... check the 5512 // version of the new path against what we have stored to determine 5513 // what to do. 5514 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5515 if (pkg.mVersionCode <= ps.versionCode) { 5516 // The system package has been updated and the code path does not match 5517 // Ignore entry. Skip it. 5518 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5519 + " ignored: updated version " + ps.versionCode 5520 + " better than this " + pkg.mVersionCode); 5521 if (!updatedPkg.codePath.equals(scanFile)) { 5522 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5523 + ps.name + " changing from " + updatedPkg.codePathString 5524 + " to " + scanFile); 5525 updatedPkg.codePath = scanFile; 5526 updatedPkg.codePathString = scanFile.toString(); 5527 updatedPkg.resourcePath = scanFile; 5528 updatedPkg.resourcePathString = scanFile.toString(); 5529 } 5530 updatedPkg.pkg = pkg; 5531 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5532 } else { 5533 // The current app on the system partition is better than 5534 // what we have updated to on the data partition; switch 5535 // back to the system partition version. 5536 // At this point, its safely assumed that package installation for 5537 // apps in system partition will go through. If not there won't be a working 5538 // version of the app 5539 // writer 5540 synchronized (mPackages) { 5541 // Just remove the loaded entries from package lists. 5542 mPackages.remove(ps.name); 5543 } 5544 5545 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5546 + " reverting from " + ps.codePathString 5547 + ": new version " + pkg.mVersionCode 5548 + " better than installed " + ps.versionCode); 5549 5550 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5551 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5552 synchronized (mInstallLock) { 5553 args.cleanUpResourcesLI(); 5554 } 5555 synchronized (mPackages) { 5556 mSettings.enableSystemPackageLPw(ps.name); 5557 } 5558 updatedPkgBetter = true; 5559 } 5560 } 5561 } 5562 5563 if (updatedPkg != null) { 5564 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5565 // initially 5566 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5567 5568 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5569 // flag set initially 5570 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5571 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5572 } 5573 } 5574 5575 // Verify certificates against what was last scanned 5576 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5577 5578 /* 5579 * A new system app appeared, but we already had a non-system one of the 5580 * same name installed earlier. 5581 */ 5582 boolean shouldHideSystemApp = false; 5583 if (updatedPkg == null && ps != null 5584 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5585 /* 5586 * Check to make sure the signatures match first. If they don't, 5587 * wipe the installed application and its data. 5588 */ 5589 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5590 != PackageManager.SIGNATURE_MATCH) { 5591 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5592 + " signatures don't match existing userdata copy; removing"); 5593 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5594 ps = null; 5595 } else { 5596 /* 5597 * If the newly-added system app is an older version than the 5598 * already installed version, hide it. It will be scanned later 5599 * and re-added like an update. 5600 */ 5601 if (pkg.mVersionCode <= ps.versionCode) { 5602 shouldHideSystemApp = true; 5603 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5604 + " but new version " + pkg.mVersionCode + " better than installed " 5605 + ps.versionCode + "; hiding system"); 5606 } else { 5607 /* 5608 * The newly found system app is a newer version that the 5609 * one previously installed. Simply remove the 5610 * already-installed application and replace it with our own 5611 * while keeping the application data. 5612 */ 5613 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5614 + " reverting from " + ps.codePathString + ": new version " 5615 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5616 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5617 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5618 synchronized (mInstallLock) { 5619 args.cleanUpResourcesLI(); 5620 } 5621 } 5622 } 5623 } 5624 5625 // The apk is forward locked (not public) if its code and resources 5626 // are kept in different files. (except for app in either system or 5627 // vendor path). 5628 // TODO grab this value from PackageSettings 5629 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5630 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5631 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5632 } 5633 } 5634 5635 // TODO: extend to support forward-locked splits 5636 String resourcePath = null; 5637 String baseResourcePath = null; 5638 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5639 if (ps != null && ps.resourcePathString != null) { 5640 resourcePath = ps.resourcePathString; 5641 baseResourcePath = ps.resourcePathString; 5642 } else { 5643 // Should not happen at all. Just log an error. 5644 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5645 } 5646 } else { 5647 resourcePath = pkg.codePath; 5648 baseResourcePath = pkg.baseCodePath; 5649 } 5650 5651 // Set application objects path explicitly. 5652 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5653 pkg.applicationInfo.setCodePath(pkg.codePath); 5654 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5655 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5656 pkg.applicationInfo.setResourcePath(resourcePath); 5657 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5658 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5659 5660 // Note that we invoke the following method only if we are about to unpack an application 5661 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5662 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5663 5664 /* 5665 * If the system app should be overridden by a previously installed 5666 * data, hide the system app now and let the /data/app scan pick it up 5667 * again. 5668 */ 5669 if (shouldHideSystemApp) { 5670 synchronized (mPackages) { 5671 /* 5672 * We have to grant systems permissions before we hide, because 5673 * grantPermissions will assume the package update is trying to 5674 * expand its permissions. 5675 */ 5676 grantPermissionsLPw(pkg, true, pkg.packageName); 5677 mSettings.disableSystemPackageLPw(pkg.packageName); 5678 } 5679 } 5680 5681 return scannedPkg; 5682 } 5683 5684 private static String fixProcessName(String defProcessName, 5685 String processName, int uid) { 5686 if (processName == null) { 5687 return defProcessName; 5688 } 5689 return processName; 5690 } 5691 5692 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5693 throws PackageManagerException { 5694 if (pkgSetting.signatures.mSignatures != null) { 5695 // Already existing package. Make sure signatures match 5696 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5697 == PackageManager.SIGNATURE_MATCH; 5698 if (!match) { 5699 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5700 == PackageManager.SIGNATURE_MATCH; 5701 } 5702 if (!match) { 5703 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5704 == PackageManager.SIGNATURE_MATCH; 5705 } 5706 if (!match) { 5707 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5708 + pkg.packageName + " signatures do not match the " 5709 + "previously installed version; ignoring!"); 5710 } 5711 } 5712 5713 // Check for shared user signatures 5714 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5715 // Already existing package. Make sure signatures match 5716 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5717 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5718 if (!match) { 5719 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5720 == PackageManager.SIGNATURE_MATCH; 5721 } 5722 if (!match) { 5723 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5724 == PackageManager.SIGNATURE_MATCH; 5725 } 5726 if (!match) { 5727 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5728 "Package " + pkg.packageName 5729 + " has no signatures that match those in shared user " 5730 + pkgSetting.sharedUser.name + "; ignoring!"); 5731 } 5732 } 5733 } 5734 5735 /** 5736 * Enforces that only the system UID or root's UID can call a method exposed 5737 * via Binder. 5738 * 5739 * @param message used as message if SecurityException is thrown 5740 * @throws SecurityException if the caller is not system or root 5741 */ 5742 private static final void enforceSystemOrRoot(String message) { 5743 final int uid = Binder.getCallingUid(); 5744 if (uid != Process.SYSTEM_UID && uid != 0) { 5745 throw new SecurityException(message); 5746 } 5747 } 5748 5749 @Override 5750 public void performBootDexOpt() { 5751 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5752 5753 // Before everything else, see whether we need to fstrim. 5754 try { 5755 IMountService ms = PackageHelper.getMountService(); 5756 if (ms != null) { 5757 final boolean isUpgrade = isUpgrade(); 5758 boolean doTrim = isUpgrade; 5759 if (doTrim) { 5760 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5761 } else { 5762 final long interval = android.provider.Settings.Global.getLong( 5763 mContext.getContentResolver(), 5764 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5765 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5766 if (interval > 0) { 5767 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5768 if (timeSinceLast > interval) { 5769 doTrim = true; 5770 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5771 + "; running immediately"); 5772 } 5773 } 5774 } 5775 if (doTrim) { 5776 if (!isFirstBoot()) { 5777 try { 5778 ActivityManagerNative.getDefault().showBootMessage( 5779 mContext.getResources().getString( 5780 R.string.android_upgrading_fstrim), true); 5781 } catch (RemoteException e) { 5782 } 5783 } 5784 ms.runMaintenance(); 5785 } 5786 } else { 5787 Slog.e(TAG, "Mount service unavailable!"); 5788 } 5789 } catch (RemoteException e) { 5790 // Can't happen; MountService is local 5791 } 5792 5793 final ArraySet<PackageParser.Package> pkgs; 5794 synchronized (mPackages) { 5795 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5796 } 5797 5798 if (pkgs != null) { 5799 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5800 // in case the device runs out of space. 5801 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5802 // Give priority to core apps. 5803 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5804 PackageParser.Package pkg = it.next(); 5805 if (pkg.coreApp) { 5806 if (DEBUG_DEXOPT) { 5807 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5808 } 5809 sortedPkgs.add(pkg); 5810 it.remove(); 5811 } 5812 } 5813 // Give priority to system apps that listen for pre boot complete. 5814 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5815 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5816 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5817 PackageParser.Package pkg = it.next(); 5818 if (pkgNames.contains(pkg.packageName)) { 5819 if (DEBUG_DEXOPT) { 5820 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5821 } 5822 sortedPkgs.add(pkg); 5823 it.remove(); 5824 } 5825 } 5826 // Give priority to system apps. 5827 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5828 PackageParser.Package pkg = it.next(); 5829 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5830 if (DEBUG_DEXOPT) { 5831 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5832 } 5833 sortedPkgs.add(pkg); 5834 it.remove(); 5835 } 5836 } 5837 // Give priority to updated system apps. 5838 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5839 PackageParser.Package pkg = it.next(); 5840 if (pkg.isUpdatedSystemApp()) { 5841 if (DEBUG_DEXOPT) { 5842 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5843 } 5844 sortedPkgs.add(pkg); 5845 it.remove(); 5846 } 5847 } 5848 // Give priority to apps that listen for boot complete. 5849 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5850 pkgNames = getPackageNamesForIntent(intent); 5851 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5852 PackageParser.Package pkg = it.next(); 5853 if (pkgNames.contains(pkg.packageName)) { 5854 if (DEBUG_DEXOPT) { 5855 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5856 } 5857 sortedPkgs.add(pkg); 5858 it.remove(); 5859 } 5860 } 5861 // Filter out packages that aren't recently used. 5862 filterRecentlyUsedApps(pkgs); 5863 // Add all remaining apps. 5864 for (PackageParser.Package pkg : pkgs) { 5865 if (DEBUG_DEXOPT) { 5866 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5867 } 5868 sortedPkgs.add(pkg); 5869 } 5870 5871 // If we want to be lazy, filter everything that wasn't recently used. 5872 if (mLazyDexOpt) { 5873 filterRecentlyUsedApps(sortedPkgs); 5874 } 5875 5876 int i = 0; 5877 int total = sortedPkgs.size(); 5878 File dataDir = Environment.getDataDirectory(); 5879 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5880 if (lowThreshold == 0) { 5881 throw new IllegalStateException("Invalid low memory threshold"); 5882 } 5883 for (PackageParser.Package pkg : sortedPkgs) { 5884 long usableSpace = dataDir.getUsableSpace(); 5885 if (usableSpace < lowThreshold) { 5886 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5887 break; 5888 } 5889 performBootDexOpt(pkg, ++i, total); 5890 } 5891 } 5892 } 5893 5894 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5895 // Filter out packages that aren't recently used. 5896 // 5897 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5898 // should do a full dexopt. 5899 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5900 int total = pkgs.size(); 5901 int skipped = 0; 5902 long now = System.currentTimeMillis(); 5903 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5904 PackageParser.Package pkg = i.next(); 5905 long then = pkg.mLastPackageUsageTimeInMills; 5906 if (then + mDexOptLRUThresholdInMills < now) { 5907 if (DEBUG_DEXOPT) { 5908 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5909 ((then == 0) ? "never" : new Date(then))); 5910 } 5911 i.remove(); 5912 skipped++; 5913 } 5914 } 5915 if (DEBUG_DEXOPT) { 5916 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5917 } 5918 } 5919 } 5920 5921 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5922 List<ResolveInfo> ris = null; 5923 try { 5924 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5925 intent, null, 0, UserHandle.USER_OWNER); 5926 } catch (RemoteException e) { 5927 } 5928 ArraySet<String> pkgNames = new ArraySet<String>(); 5929 if (ris != null) { 5930 for (ResolveInfo ri : ris) { 5931 pkgNames.add(ri.activityInfo.packageName); 5932 } 5933 } 5934 return pkgNames; 5935 } 5936 5937 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5938 if (DEBUG_DEXOPT) { 5939 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5940 } 5941 if (!isFirstBoot()) { 5942 try { 5943 ActivityManagerNative.getDefault().showBootMessage( 5944 mContext.getResources().getString(R.string.android_upgrading_apk, 5945 curr, total), true); 5946 } catch (RemoteException e) { 5947 } 5948 } 5949 PackageParser.Package p = pkg; 5950 synchronized (mInstallLock) { 5951 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5952 false /* force dex */, false /* defer */, true /* include dependencies */); 5953 } 5954 } 5955 5956 @Override 5957 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5958 return performDexOpt(packageName, instructionSet, false); 5959 } 5960 5961 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5962 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5963 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5964 if (!dexopt && !updateUsage) { 5965 // We aren't going to dexopt or update usage, so bail early. 5966 return false; 5967 } 5968 PackageParser.Package p; 5969 final String targetInstructionSet; 5970 synchronized (mPackages) { 5971 p = mPackages.get(packageName); 5972 if (p == null) { 5973 return false; 5974 } 5975 if (updateUsage) { 5976 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5977 } 5978 mPackageUsage.write(false); 5979 if (!dexopt) { 5980 // We aren't going to dexopt, so bail early. 5981 return false; 5982 } 5983 5984 targetInstructionSet = instructionSet != null ? instructionSet : 5985 getPrimaryInstructionSet(p.applicationInfo); 5986 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5987 return false; 5988 } 5989 } 5990 5991 synchronized (mInstallLock) { 5992 final String[] instructionSets = new String[] { targetInstructionSet }; 5993 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5994 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5995 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5996 } 5997 } 5998 5999 public ArraySet<String> getPackagesThatNeedDexOpt() { 6000 ArraySet<String> pkgs = null; 6001 synchronized (mPackages) { 6002 for (PackageParser.Package p : mPackages.values()) { 6003 if (DEBUG_DEXOPT) { 6004 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6005 } 6006 if (!p.mDexOptPerformed.isEmpty()) { 6007 continue; 6008 } 6009 if (pkgs == null) { 6010 pkgs = new ArraySet<String>(); 6011 } 6012 pkgs.add(p.packageName); 6013 } 6014 } 6015 return pkgs; 6016 } 6017 6018 public void shutdown() { 6019 mPackageUsage.write(true); 6020 } 6021 6022 @Override 6023 public void forceDexOpt(String packageName) { 6024 enforceSystemOrRoot("forceDexOpt"); 6025 6026 PackageParser.Package pkg; 6027 synchronized (mPackages) { 6028 pkg = mPackages.get(packageName); 6029 if (pkg == null) { 6030 throw new IllegalArgumentException("Missing package: " + packageName); 6031 } 6032 } 6033 6034 synchronized (mInstallLock) { 6035 final String[] instructionSets = new String[] { 6036 getPrimaryInstructionSet(pkg.applicationInfo) }; 6037 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6038 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6039 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6040 throw new IllegalStateException("Failed to dexopt: " + res); 6041 } 6042 } 6043 } 6044 6045 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6046 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6047 Slog.w(TAG, "Unable to update from " + oldPkg.name 6048 + " to " + newPkg.packageName 6049 + ": old package not in system partition"); 6050 return false; 6051 } else if (mPackages.get(oldPkg.name) != null) { 6052 Slog.w(TAG, "Unable to update from " + oldPkg.name 6053 + " to " + newPkg.packageName 6054 + ": old package still exists"); 6055 return false; 6056 } 6057 return true; 6058 } 6059 6060 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6061 int[] users = sUserManager.getUserIds(); 6062 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6063 if (res < 0) { 6064 return res; 6065 } 6066 for (int user : users) { 6067 if (user != 0) { 6068 res = mInstaller.createUserData(volumeUuid, packageName, 6069 UserHandle.getUid(user, uid), user, seinfo); 6070 if (res < 0) { 6071 return res; 6072 } 6073 } 6074 } 6075 return res; 6076 } 6077 6078 private int removeDataDirsLI(String volumeUuid, String packageName) { 6079 int[] users = sUserManager.getUserIds(); 6080 int res = 0; 6081 for (int user : users) { 6082 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6083 if (resInner < 0) { 6084 res = resInner; 6085 } 6086 } 6087 6088 return res; 6089 } 6090 6091 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6092 int[] users = sUserManager.getUserIds(); 6093 int res = 0; 6094 for (int user : users) { 6095 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6096 if (resInner < 0) { 6097 res = resInner; 6098 } 6099 } 6100 return res; 6101 } 6102 6103 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6104 PackageParser.Package changingLib) { 6105 if (file.path != null) { 6106 usesLibraryFiles.add(file.path); 6107 return; 6108 } 6109 PackageParser.Package p = mPackages.get(file.apk); 6110 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6111 // If we are doing this while in the middle of updating a library apk, 6112 // then we need to make sure to use that new apk for determining the 6113 // dependencies here. (We haven't yet finished committing the new apk 6114 // to the package manager state.) 6115 if (p == null || p.packageName.equals(changingLib.packageName)) { 6116 p = changingLib; 6117 } 6118 } 6119 if (p != null) { 6120 usesLibraryFiles.addAll(p.getAllCodePaths()); 6121 } 6122 } 6123 6124 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6125 PackageParser.Package changingLib) throws PackageManagerException { 6126 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6127 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6128 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6129 for (int i=0; i<N; i++) { 6130 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6131 if (file == null) { 6132 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6133 "Package " + pkg.packageName + " requires unavailable shared library " 6134 + pkg.usesLibraries.get(i) + "; failing!"); 6135 } 6136 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6137 } 6138 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6139 for (int i=0; i<N; i++) { 6140 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6141 if (file == null) { 6142 Slog.w(TAG, "Package " + pkg.packageName 6143 + " desires unavailable shared library " 6144 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6145 } else { 6146 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6147 } 6148 } 6149 N = usesLibraryFiles.size(); 6150 if (N > 0) { 6151 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6152 } else { 6153 pkg.usesLibraryFiles = null; 6154 } 6155 } 6156 } 6157 6158 private static boolean hasString(List<String> list, List<String> which) { 6159 if (list == null) { 6160 return false; 6161 } 6162 for (int i=list.size()-1; i>=0; i--) { 6163 for (int j=which.size()-1; j>=0; j--) { 6164 if (which.get(j).equals(list.get(i))) { 6165 return true; 6166 } 6167 } 6168 } 6169 return false; 6170 } 6171 6172 private void updateAllSharedLibrariesLPw() { 6173 for (PackageParser.Package pkg : mPackages.values()) { 6174 try { 6175 updateSharedLibrariesLPw(pkg, null); 6176 } catch (PackageManagerException e) { 6177 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6178 } 6179 } 6180 } 6181 6182 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6183 PackageParser.Package changingPkg) { 6184 ArrayList<PackageParser.Package> res = null; 6185 for (PackageParser.Package pkg : mPackages.values()) { 6186 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6187 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6188 if (res == null) { 6189 res = new ArrayList<PackageParser.Package>(); 6190 } 6191 res.add(pkg); 6192 try { 6193 updateSharedLibrariesLPw(pkg, changingPkg); 6194 } catch (PackageManagerException e) { 6195 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6196 } 6197 } 6198 } 6199 return res; 6200 } 6201 6202 /** 6203 * Derive the value of the {@code cpuAbiOverride} based on the provided 6204 * value and an optional stored value from the package settings. 6205 */ 6206 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6207 String cpuAbiOverride = null; 6208 6209 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6210 cpuAbiOverride = null; 6211 } else if (abiOverride != null) { 6212 cpuAbiOverride = abiOverride; 6213 } else if (settings != null) { 6214 cpuAbiOverride = settings.cpuAbiOverrideString; 6215 } 6216 6217 return cpuAbiOverride; 6218 } 6219 6220 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6221 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6222 boolean success = false; 6223 try { 6224 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6225 currentTime, user); 6226 success = true; 6227 return res; 6228 } finally { 6229 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6230 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6231 } 6232 } 6233 } 6234 6235 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6236 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6237 final File scanFile = new File(pkg.codePath); 6238 if (pkg.applicationInfo.getCodePath() == null || 6239 pkg.applicationInfo.getResourcePath() == null) { 6240 // Bail out. The resource and code paths haven't been set. 6241 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6242 "Code and resource paths haven't been set correctly"); 6243 } 6244 6245 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6246 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6247 } else { 6248 // Only allow system apps to be flagged as core apps. 6249 pkg.coreApp = false; 6250 } 6251 6252 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6253 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6254 } 6255 6256 if (mCustomResolverComponentName != null && 6257 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6258 setUpCustomResolverActivity(pkg); 6259 } 6260 6261 if (pkg.packageName.equals("android")) { 6262 synchronized (mPackages) { 6263 if (mAndroidApplication != null) { 6264 Slog.w(TAG, "*************************************************"); 6265 Slog.w(TAG, "Core android package being redefined. Skipping."); 6266 Slog.w(TAG, " file=" + scanFile); 6267 Slog.w(TAG, "*************************************************"); 6268 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6269 "Core android package being redefined. Skipping."); 6270 } 6271 6272 // Set up information for our fall-back user intent resolution activity. 6273 mPlatformPackage = pkg; 6274 pkg.mVersionCode = mSdkVersion; 6275 mAndroidApplication = pkg.applicationInfo; 6276 6277 if (!mResolverReplaced) { 6278 mResolveActivity.applicationInfo = mAndroidApplication; 6279 mResolveActivity.name = ResolverActivity.class.getName(); 6280 mResolveActivity.packageName = mAndroidApplication.packageName; 6281 mResolveActivity.processName = "system:ui"; 6282 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6283 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6284 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6285 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6286 mResolveActivity.exported = true; 6287 mResolveActivity.enabled = true; 6288 mResolveInfo.activityInfo = mResolveActivity; 6289 mResolveInfo.priority = 0; 6290 mResolveInfo.preferredOrder = 0; 6291 mResolveInfo.match = 0; 6292 mResolveComponentName = new ComponentName( 6293 mAndroidApplication.packageName, mResolveActivity.name); 6294 } 6295 } 6296 } 6297 6298 if (DEBUG_PACKAGE_SCANNING) { 6299 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6300 Log.d(TAG, "Scanning package " + pkg.packageName); 6301 } 6302 6303 if (mPackages.containsKey(pkg.packageName) 6304 || mSharedLibraries.containsKey(pkg.packageName)) { 6305 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6306 "Application package " + pkg.packageName 6307 + " already installed. Skipping duplicate."); 6308 } 6309 6310 // If we're only installing presumed-existing packages, require that the 6311 // scanned APK is both already known and at the path previously established 6312 // for it. Previously unknown packages we pick up normally, but if we have an 6313 // a priori expectation about this package's install presence, enforce it. 6314 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6315 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6316 if (known != null) { 6317 if (DEBUG_PACKAGE_SCANNING) { 6318 Log.d(TAG, "Examining " + pkg.codePath 6319 + " and requiring known paths " + known.codePathString 6320 + " & " + known.resourcePathString); 6321 } 6322 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6323 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6324 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6325 "Application package " + pkg.packageName 6326 + " found at " + pkg.applicationInfo.getCodePath() 6327 + " but expected at " + known.codePathString + "; ignoring."); 6328 } 6329 } 6330 } 6331 6332 // Initialize package source and resource directories 6333 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6334 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6335 6336 SharedUserSetting suid = null; 6337 PackageSetting pkgSetting = null; 6338 6339 if (!isSystemApp(pkg)) { 6340 // Only system apps can use these features. 6341 pkg.mOriginalPackages = null; 6342 pkg.mRealPackage = null; 6343 pkg.mAdoptPermissions = null; 6344 } 6345 6346 // writer 6347 synchronized (mPackages) { 6348 if (pkg.mSharedUserId != null) { 6349 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6350 if (suid == null) { 6351 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6352 "Creating application package " + pkg.packageName 6353 + " for shared user failed"); 6354 } 6355 if (DEBUG_PACKAGE_SCANNING) { 6356 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6357 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6358 + "): packages=" + suid.packages); 6359 } 6360 } 6361 6362 // Check if we are renaming from an original package name. 6363 PackageSetting origPackage = null; 6364 String realName = null; 6365 if (pkg.mOriginalPackages != null) { 6366 // This package may need to be renamed to a previously 6367 // installed name. Let's check on that... 6368 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6369 if (pkg.mOriginalPackages.contains(renamed)) { 6370 // This package had originally been installed as the 6371 // original name, and we have already taken care of 6372 // transitioning to the new one. Just update the new 6373 // one to continue using the old name. 6374 realName = pkg.mRealPackage; 6375 if (!pkg.packageName.equals(renamed)) { 6376 // Callers into this function may have already taken 6377 // care of renaming the package; only do it here if 6378 // it is not already done. 6379 pkg.setPackageName(renamed); 6380 } 6381 6382 } else { 6383 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6384 if ((origPackage = mSettings.peekPackageLPr( 6385 pkg.mOriginalPackages.get(i))) != null) { 6386 // We do have the package already installed under its 6387 // original name... should we use it? 6388 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6389 // New package is not compatible with original. 6390 origPackage = null; 6391 continue; 6392 } else if (origPackage.sharedUser != null) { 6393 // Make sure uid is compatible between packages. 6394 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6395 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6396 + " to " + pkg.packageName + ": old uid " 6397 + origPackage.sharedUser.name 6398 + " differs from " + pkg.mSharedUserId); 6399 origPackage = null; 6400 continue; 6401 } 6402 } else { 6403 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6404 + pkg.packageName + " to old name " + origPackage.name); 6405 } 6406 break; 6407 } 6408 } 6409 } 6410 } 6411 6412 if (mTransferedPackages.contains(pkg.packageName)) { 6413 Slog.w(TAG, "Package " + pkg.packageName 6414 + " was transferred to another, but its .apk remains"); 6415 } 6416 6417 // Just create the setting, don't add it yet. For already existing packages 6418 // the PkgSetting exists already and doesn't have to be created. 6419 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6420 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6421 pkg.applicationInfo.primaryCpuAbi, 6422 pkg.applicationInfo.secondaryCpuAbi, 6423 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6424 user, false); 6425 if (pkgSetting == null) { 6426 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6427 "Creating application package " + pkg.packageName + " failed"); 6428 } 6429 6430 if (pkgSetting.origPackage != null) { 6431 // If we are first transitioning from an original package, 6432 // fix up the new package's name now. We need to do this after 6433 // looking up the package under its new name, so getPackageLP 6434 // can take care of fiddling things correctly. 6435 pkg.setPackageName(origPackage.name); 6436 6437 // File a report about this. 6438 String msg = "New package " + pkgSetting.realName 6439 + " renamed to replace old package " + pkgSetting.name; 6440 reportSettingsProblem(Log.WARN, msg); 6441 6442 // Make a note of it. 6443 mTransferedPackages.add(origPackage.name); 6444 6445 // No longer need to retain this. 6446 pkgSetting.origPackage = null; 6447 } 6448 6449 if (realName != null) { 6450 // Make a note of it. 6451 mTransferedPackages.add(pkg.packageName); 6452 } 6453 6454 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6455 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6456 } 6457 6458 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6459 // Check all shared libraries and map to their actual file path. 6460 // We only do this here for apps not on a system dir, because those 6461 // are the only ones that can fail an install due to this. We 6462 // will take care of the system apps by updating all of their 6463 // library paths after the scan is done. 6464 updateSharedLibrariesLPw(pkg, null); 6465 } 6466 6467 if (mFoundPolicyFile) { 6468 SELinuxMMAC.assignSeinfoValue(pkg); 6469 } 6470 6471 pkg.applicationInfo.uid = pkgSetting.appId; 6472 pkg.mExtras = pkgSetting; 6473 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6474 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6475 // We just determined the app is signed correctly, so bring 6476 // over the latest parsed certs. 6477 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6478 } else { 6479 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6480 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6481 "Package " + pkg.packageName + " upgrade keys do not match the " 6482 + "previously installed version"); 6483 } else { 6484 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6485 String msg = "System package " + pkg.packageName 6486 + " signature changed; retaining data."; 6487 reportSettingsProblem(Log.WARN, msg); 6488 } 6489 } 6490 } else { 6491 try { 6492 verifySignaturesLP(pkgSetting, pkg); 6493 // We just determined the app is signed correctly, so bring 6494 // over the latest parsed certs. 6495 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6496 } catch (PackageManagerException e) { 6497 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6498 throw e; 6499 } 6500 // The signature has changed, but this package is in the system 6501 // image... let's recover! 6502 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6503 // However... if this package is part of a shared user, but it 6504 // doesn't match the signature of the shared user, let's fail. 6505 // What this means is that you can't change the signatures 6506 // associated with an overall shared user, which doesn't seem all 6507 // that unreasonable. 6508 if (pkgSetting.sharedUser != null) { 6509 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6510 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6511 throw new PackageManagerException( 6512 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6513 "Signature mismatch for shared user : " 6514 + pkgSetting.sharedUser); 6515 } 6516 } 6517 // File a report about this. 6518 String msg = "System package " + pkg.packageName 6519 + " signature changed; retaining data."; 6520 reportSettingsProblem(Log.WARN, msg); 6521 } 6522 } 6523 // Verify that this new package doesn't have any content providers 6524 // that conflict with existing packages. Only do this if the 6525 // package isn't already installed, since we don't want to break 6526 // things that are installed. 6527 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6528 final int N = pkg.providers.size(); 6529 int i; 6530 for (i=0; i<N; i++) { 6531 PackageParser.Provider p = pkg.providers.get(i); 6532 if (p.info.authority != null) { 6533 String names[] = p.info.authority.split(";"); 6534 for (int j = 0; j < names.length; j++) { 6535 if (mProvidersByAuthority.containsKey(names[j])) { 6536 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6537 final String otherPackageName = 6538 ((other != null && other.getComponentName() != null) ? 6539 other.getComponentName().getPackageName() : "?"); 6540 throw new PackageManagerException( 6541 INSTALL_FAILED_CONFLICTING_PROVIDER, 6542 "Can't install because provider name " + names[j] 6543 + " (in package " + pkg.applicationInfo.packageName 6544 + ") is already used by " + otherPackageName); 6545 } 6546 } 6547 } 6548 } 6549 } 6550 6551 if (pkg.mAdoptPermissions != null) { 6552 // This package wants to adopt ownership of permissions from 6553 // another package. 6554 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6555 final String origName = pkg.mAdoptPermissions.get(i); 6556 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6557 if (orig != null) { 6558 if (verifyPackageUpdateLPr(orig, pkg)) { 6559 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6560 + pkg.packageName); 6561 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6562 } 6563 } 6564 } 6565 } 6566 } 6567 6568 final String pkgName = pkg.packageName; 6569 6570 final long scanFileTime = scanFile.lastModified(); 6571 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6572 pkg.applicationInfo.processName = fixProcessName( 6573 pkg.applicationInfo.packageName, 6574 pkg.applicationInfo.processName, 6575 pkg.applicationInfo.uid); 6576 6577 File dataPath; 6578 if (mPlatformPackage == pkg) { 6579 // The system package is special. 6580 dataPath = new File(Environment.getDataDirectory(), "system"); 6581 6582 pkg.applicationInfo.dataDir = dataPath.getPath(); 6583 6584 } else { 6585 // This is a normal package, need to make its data directory. 6586 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6587 UserHandle.USER_OWNER); 6588 6589 boolean uidError = false; 6590 if (dataPath.exists()) { 6591 int currentUid = 0; 6592 try { 6593 StructStat stat = Os.stat(dataPath.getPath()); 6594 currentUid = stat.st_uid; 6595 } catch (ErrnoException e) { 6596 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6597 } 6598 6599 // If we have mismatched owners for the data path, we have a problem. 6600 if (currentUid != pkg.applicationInfo.uid) { 6601 boolean recovered = false; 6602 if (currentUid == 0) { 6603 // The directory somehow became owned by root. Wow. 6604 // This is probably because the system was stopped while 6605 // installd was in the middle of messing with its libs 6606 // directory. Ask installd to fix that. 6607 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6608 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6609 if (ret >= 0) { 6610 recovered = true; 6611 String msg = "Package " + pkg.packageName 6612 + " unexpectedly changed to uid 0; recovered to " + 6613 + pkg.applicationInfo.uid; 6614 reportSettingsProblem(Log.WARN, msg); 6615 } 6616 } 6617 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6618 || (scanFlags&SCAN_BOOTING) != 0)) { 6619 // If this is a system app, we can at least delete its 6620 // current data so the application will still work. 6621 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6622 if (ret >= 0) { 6623 // TODO: Kill the processes first 6624 // Old data gone! 6625 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6626 ? "System package " : "Third party package "; 6627 String msg = prefix + pkg.packageName 6628 + " has changed from uid: " 6629 + currentUid + " to " 6630 + pkg.applicationInfo.uid + "; old data erased"; 6631 reportSettingsProblem(Log.WARN, msg); 6632 recovered = true; 6633 6634 // And now re-install the app. 6635 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6636 pkg.applicationInfo.seinfo); 6637 if (ret == -1) { 6638 // Ack should not happen! 6639 msg = prefix + pkg.packageName 6640 + " could not have data directory re-created after delete."; 6641 reportSettingsProblem(Log.WARN, msg); 6642 throw new PackageManagerException( 6643 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6644 } 6645 } 6646 if (!recovered) { 6647 mHasSystemUidErrors = true; 6648 } 6649 } else if (!recovered) { 6650 // If we allow this install to proceed, we will be broken. 6651 // Abort, abort! 6652 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6653 "scanPackageLI"); 6654 } 6655 if (!recovered) { 6656 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6657 + pkg.applicationInfo.uid + "/fs_" 6658 + currentUid; 6659 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6660 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6661 String msg = "Package " + pkg.packageName 6662 + " has mismatched uid: " 6663 + currentUid + " on disk, " 6664 + pkg.applicationInfo.uid + " in settings"; 6665 // writer 6666 synchronized (mPackages) { 6667 mSettings.mReadMessages.append(msg); 6668 mSettings.mReadMessages.append('\n'); 6669 uidError = true; 6670 if (!pkgSetting.uidError) { 6671 reportSettingsProblem(Log.ERROR, msg); 6672 } 6673 } 6674 } 6675 } 6676 pkg.applicationInfo.dataDir = dataPath.getPath(); 6677 if (mShouldRestoreconData) { 6678 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6679 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6680 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6681 } 6682 } else { 6683 if (DEBUG_PACKAGE_SCANNING) { 6684 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6685 Log.v(TAG, "Want this data dir: " + dataPath); 6686 } 6687 //invoke installer to do the actual installation 6688 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6689 pkg.applicationInfo.seinfo); 6690 if (ret < 0) { 6691 // Error from installer 6692 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6693 "Unable to create data dirs [errorCode=" + ret + "]"); 6694 } 6695 6696 if (dataPath.exists()) { 6697 pkg.applicationInfo.dataDir = dataPath.getPath(); 6698 } else { 6699 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6700 pkg.applicationInfo.dataDir = null; 6701 } 6702 } 6703 6704 pkgSetting.uidError = uidError; 6705 } 6706 6707 final String path = scanFile.getPath(); 6708 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6709 6710 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6711 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6712 6713 // Some system apps still use directory structure for native libraries 6714 // in which case we might end up not detecting abi solely based on apk 6715 // structure. Try to detect abi based on directory structure. 6716 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6717 pkg.applicationInfo.primaryCpuAbi == null) { 6718 setBundledAppAbisAndRoots(pkg, pkgSetting); 6719 setNativeLibraryPaths(pkg); 6720 } 6721 6722 } else { 6723 if ((scanFlags & SCAN_MOVE) != 0) { 6724 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6725 // but we already have this packages package info in the PackageSetting. We just 6726 // use that and derive the native library path based on the new codepath. 6727 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6728 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6729 } 6730 6731 // Set native library paths again. For moves, the path will be updated based on the 6732 // ABIs we've determined above. For non-moves, the path will be updated based on the 6733 // ABIs we determined during compilation, but the path will depend on the final 6734 // package path (after the rename away from the stage path). 6735 setNativeLibraryPaths(pkg); 6736 } 6737 6738 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6739 final int[] userIds = sUserManager.getUserIds(); 6740 synchronized (mInstallLock) { 6741 // Create a native library symlink only if we have native libraries 6742 // and if the native libraries are 32 bit libraries. We do not provide 6743 // this symlink for 64 bit libraries. 6744 if (pkg.applicationInfo.primaryCpuAbi != null && 6745 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6746 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6747 for (int userId : userIds) { 6748 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6749 nativeLibPath, userId) < 0) { 6750 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6751 "Failed linking native library dir (user=" + userId + ")"); 6752 } 6753 } 6754 } 6755 } 6756 6757 // This is a special case for the "system" package, where the ABI is 6758 // dictated by the zygote configuration (and init.rc). We should keep track 6759 // of this ABI so that we can deal with "normal" applications that run under 6760 // the same UID correctly. 6761 if (mPlatformPackage == pkg) { 6762 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6763 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6764 } 6765 6766 // If there's a mismatch between the abi-override in the package setting 6767 // and the abiOverride specified for the install. Warn about this because we 6768 // would've already compiled the app without taking the package setting into 6769 // account. 6770 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6771 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6772 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6773 " for package: " + pkg.packageName); 6774 } 6775 } 6776 6777 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6778 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6779 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6780 6781 // Copy the derived override back to the parsed package, so that we can 6782 // update the package settings accordingly. 6783 pkg.cpuAbiOverride = cpuAbiOverride; 6784 6785 if (DEBUG_ABI_SELECTION) { 6786 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6787 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6788 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6789 } 6790 6791 // Push the derived path down into PackageSettings so we know what to 6792 // clean up at uninstall time. 6793 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6794 6795 if (DEBUG_ABI_SELECTION) { 6796 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6797 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6798 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6799 } 6800 6801 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6802 // We don't do this here during boot because we can do it all 6803 // at once after scanning all existing packages. 6804 // 6805 // We also do this *before* we perform dexopt on this package, so that 6806 // we can avoid redundant dexopts, and also to make sure we've got the 6807 // code and package path correct. 6808 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6809 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6810 } 6811 6812 if ((scanFlags & SCAN_NO_DEX) == 0) { 6813 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6814 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6815 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6816 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6817 } 6818 } 6819 if (mFactoryTest && pkg.requestedPermissions.contains( 6820 android.Manifest.permission.FACTORY_TEST)) { 6821 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6822 } 6823 6824 ArrayList<PackageParser.Package> clientLibPkgs = null; 6825 6826 // writer 6827 synchronized (mPackages) { 6828 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6829 // Only system apps can add new shared libraries. 6830 if (pkg.libraryNames != null) { 6831 for (int i=0; i<pkg.libraryNames.size(); i++) { 6832 String name = pkg.libraryNames.get(i); 6833 boolean allowed = false; 6834 if (pkg.isUpdatedSystemApp()) { 6835 // New library entries can only be added through the 6836 // system image. This is important to get rid of a lot 6837 // of nasty edge cases: for example if we allowed a non- 6838 // system update of the app to add a library, then uninstalling 6839 // the update would make the library go away, and assumptions 6840 // we made such as through app install filtering would now 6841 // have allowed apps on the device which aren't compatible 6842 // with it. Better to just have the restriction here, be 6843 // conservative, and create many fewer cases that can negatively 6844 // impact the user experience. 6845 final PackageSetting sysPs = mSettings 6846 .getDisabledSystemPkgLPr(pkg.packageName); 6847 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6848 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6849 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6850 allowed = true; 6851 allowed = true; 6852 break; 6853 } 6854 } 6855 } 6856 } else { 6857 allowed = true; 6858 } 6859 if (allowed) { 6860 if (!mSharedLibraries.containsKey(name)) { 6861 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6862 } else if (!name.equals(pkg.packageName)) { 6863 Slog.w(TAG, "Package " + pkg.packageName + " library " 6864 + name + " already exists; skipping"); 6865 } 6866 } else { 6867 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6868 + name + " that is not declared on system image; skipping"); 6869 } 6870 } 6871 if ((scanFlags&SCAN_BOOTING) == 0) { 6872 // If we are not booting, we need to update any applications 6873 // that are clients of our shared library. If we are booting, 6874 // this will all be done once the scan is complete. 6875 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6876 } 6877 } 6878 } 6879 } 6880 6881 // We also need to dexopt any apps that are dependent on this library. Note that 6882 // if these fail, we should abort the install since installing the library will 6883 // result in some apps being broken. 6884 if (clientLibPkgs != null) { 6885 if ((scanFlags & SCAN_NO_DEX) == 0) { 6886 for (int i = 0; i < clientLibPkgs.size(); i++) { 6887 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6888 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6889 null /* instruction sets */, forceDex, 6890 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6891 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6892 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6893 "scanPackageLI failed to dexopt clientLibPkgs"); 6894 } 6895 } 6896 } 6897 } 6898 6899 // Also need to kill any apps that are dependent on the library. 6900 if (clientLibPkgs != null) { 6901 for (int i=0; i<clientLibPkgs.size(); i++) { 6902 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6903 killApplication(clientPkg.applicationInfo.packageName, 6904 clientPkg.applicationInfo.uid, "update lib"); 6905 } 6906 } 6907 6908 // Make sure we're not adding any bogus keyset info 6909 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6910 ksms.assertScannedPackageValid(pkg); 6911 6912 // writer 6913 synchronized (mPackages) { 6914 // We don't expect installation to fail beyond this point 6915 6916 // Add the new setting to mSettings 6917 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6918 // Add the new setting to mPackages 6919 mPackages.put(pkg.applicationInfo.packageName, pkg); 6920 // Make sure we don't accidentally delete its data. 6921 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6922 while (iter.hasNext()) { 6923 PackageCleanItem item = iter.next(); 6924 if (pkgName.equals(item.packageName)) { 6925 iter.remove(); 6926 } 6927 } 6928 6929 // Take care of first install / last update times. 6930 if (currentTime != 0) { 6931 if (pkgSetting.firstInstallTime == 0) { 6932 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6933 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6934 pkgSetting.lastUpdateTime = currentTime; 6935 } 6936 } else if (pkgSetting.firstInstallTime == 0) { 6937 // We need *something*. Take time time stamp of the file. 6938 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6939 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6940 if (scanFileTime != pkgSetting.timeStamp) { 6941 // A package on the system image has changed; consider this 6942 // to be an update. 6943 pkgSetting.lastUpdateTime = scanFileTime; 6944 } 6945 } 6946 6947 // Add the package's KeySets to the global KeySetManagerService 6948 ksms.addScannedPackageLPw(pkg); 6949 6950 int N = pkg.providers.size(); 6951 StringBuilder r = null; 6952 int i; 6953 for (i=0; i<N; i++) { 6954 PackageParser.Provider p = pkg.providers.get(i); 6955 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6956 p.info.processName, pkg.applicationInfo.uid); 6957 mProviders.addProvider(p); 6958 p.syncable = p.info.isSyncable; 6959 if (p.info.authority != null) { 6960 String names[] = p.info.authority.split(";"); 6961 p.info.authority = null; 6962 for (int j = 0; j < names.length; j++) { 6963 if (j == 1 && p.syncable) { 6964 // We only want the first authority for a provider to possibly be 6965 // syncable, so if we already added this provider using a different 6966 // authority clear the syncable flag. We copy the provider before 6967 // changing it because the mProviders object contains a reference 6968 // to a provider that we don't want to change. 6969 // Only do this for the second authority since the resulting provider 6970 // object can be the same for all future authorities for this provider. 6971 p = new PackageParser.Provider(p); 6972 p.syncable = false; 6973 } 6974 if (!mProvidersByAuthority.containsKey(names[j])) { 6975 mProvidersByAuthority.put(names[j], p); 6976 if (p.info.authority == null) { 6977 p.info.authority = names[j]; 6978 } else { 6979 p.info.authority = p.info.authority + ";" + names[j]; 6980 } 6981 if (DEBUG_PACKAGE_SCANNING) { 6982 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6983 Log.d(TAG, "Registered content provider: " + names[j] 6984 + ", className = " + p.info.name + ", isSyncable = " 6985 + p.info.isSyncable); 6986 } 6987 } else { 6988 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6989 Slog.w(TAG, "Skipping provider name " + names[j] + 6990 " (in package " + pkg.applicationInfo.packageName + 6991 "): name already used by " 6992 + ((other != null && other.getComponentName() != null) 6993 ? other.getComponentName().getPackageName() : "?")); 6994 } 6995 } 6996 } 6997 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6998 if (r == null) { 6999 r = new StringBuilder(256); 7000 } else { 7001 r.append(' '); 7002 } 7003 r.append(p.info.name); 7004 } 7005 } 7006 if (r != null) { 7007 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7008 } 7009 7010 N = pkg.services.size(); 7011 r = null; 7012 for (i=0; i<N; i++) { 7013 PackageParser.Service s = pkg.services.get(i); 7014 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7015 s.info.processName, pkg.applicationInfo.uid); 7016 mServices.addService(s); 7017 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7018 if (r == null) { 7019 r = new StringBuilder(256); 7020 } else { 7021 r.append(' '); 7022 } 7023 r.append(s.info.name); 7024 } 7025 } 7026 if (r != null) { 7027 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7028 } 7029 7030 N = pkg.receivers.size(); 7031 r = null; 7032 for (i=0; i<N; i++) { 7033 PackageParser.Activity a = pkg.receivers.get(i); 7034 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7035 a.info.processName, pkg.applicationInfo.uid); 7036 mReceivers.addActivity(a, "receiver"); 7037 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7038 if (r == null) { 7039 r = new StringBuilder(256); 7040 } else { 7041 r.append(' '); 7042 } 7043 r.append(a.info.name); 7044 } 7045 } 7046 if (r != null) { 7047 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7048 } 7049 7050 N = pkg.activities.size(); 7051 r = null; 7052 for (i=0; i<N; i++) { 7053 PackageParser.Activity a = pkg.activities.get(i); 7054 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7055 a.info.processName, pkg.applicationInfo.uid); 7056 mActivities.addActivity(a, "activity"); 7057 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7058 if (r == null) { 7059 r = new StringBuilder(256); 7060 } else { 7061 r.append(' '); 7062 } 7063 r.append(a.info.name); 7064 } 7065 } 7066 if (r != null) { 7067 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7068 } 7069 7070 N = pkg.permissionGroups.size(); 7071 r = null; 7072 for (i=0; i<N; i++) { 7073 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7074 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7075 if (cur == null) { 7076 mPermissionGroups.put(pg.info.name, pg); 7077 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7078 if (r == null) { 7079 r = new StringBuilder(256); 7080 } else { 7081 r.append(' '); 7082 } 7083 r.append(pg.info.name); 7084 } 7085 } else { 7086 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7087 + pg.info.packageName + " ignored: original from " 7088 + cur.info.packageName); 7089 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7090 if (r == null) { 7091 r = new StringBuilder(256); 7092 } else { 7093 r.append(' '); 7094 } 7095 r.append("DUP:"); 7096 r.append(pg.info.name); 7097 } 7098 } 7099 } 7100 if (r != null) { 7101 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7102 } 7103 7104 N = pkg.permissions.size(); 7105 r = null; 7106 for (i=0; i<N; i++) { 7107 PackageParser.Permission p = pkg.permissions.get(i); 7108 7109 // Now that permission groups have a special meaning, we ignore permission 7110 // groups for legacy apps to prevent unexpected behavior. In particular, 7111 // permissions for one app being granted to someone just becuase they happen 7112 // to be in a group defined by another app (before this had no implications). 7113 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7114 p.group = mPermissionGroups.get(p.info.group); 7115 // Warn for a permission in an unknown group. 7116 if (p.info.group != null && p.group == null) { 7117 Slog.w(TAG, "Permission " + p.info.name + " from package " 7118 + p.info.packageName + " in an unknown group " + p.info.group); 7119 } 7120 } 7121 7122 ArrayMap<String, BasePermission> permissionMap = 7123 p.tree ? mSettings.mPermissionTrees 7124 : mSettings.mPermissions; 7125 BasePermission bp = permissionMap.get(p.info.name); 7126 7127 // Allow system apps to redefine non-system permissions 7128 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7129 final boolean currentOwnerIsSystem = (bp.perm != null 7130 && isSystemApp(bp.perm.owner)); 7131 if (isSystemApp(p.owner)) { 7132 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7133 // It's a built-in permission and no owner, take ownership now 7134 bp.packageSetting = pkgSetting; 7135 bp.perm = p; 7136 bp.uid = pkg.applicationInfo.uid; 7137 bp.sourcePackage = p.info.packageName; 7138 } else if (!currentOwnerIsSystem) { 7139 String msg = "New decl " + p.owner + " of permission " 7140 + p.info.name + " is system; overriding " + bp.sourcePackage; 7141 reportSettingsProblem(Log.WARN, msg); 7142 bp = null; 7143 } 7144 } 7145 } 7146 7147 if (bp == null) { 7148 bp = new BasePermission(p.info.name, p.info.packageName, 7149 BasePermission.TYPE_NORMAL); 7150 permissionMap.put(p.info.name, bp); 7151 } 7152 7153 if (bp.perm == null) { 7154 if (bp.sourcePackage == null 7155 || bp.sourcePackage.equals(p.info.packageName)) { 7156 BasePermission tree = findPermissionTreeLP(p.info.name); 7157 if (tree == null 7158 || tree.sourcePackage.equals(p.info.packageName)) { 7159 bp.packageSetting = pkgSetting; 7160 bp.perm = p; 7161 bp.uid = pkg.applicationInfo.uid; 7162 bp.sourcePackage = p.info.packageName; 7163 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7164 if (r == null) { 7165 r = new StringBuilder(256); 7166 } else { 7167 r.append(' '); 7168 } 7169 r.append(p.info.name); 7170 } 7171 } else { 7172 Slog.w(TAG, "Permission " + p.info.name + " from package " 7173 + p.info.packageName + " ignored: base tree " 7174 + tree.name + " is from package " 7175 + tree.sourcePackage); 7176 } 7177 } else { 7178 Slog.w(TAG, "Permission " + p.info.name + " from package " 7179 + p.info.packageName + " ignored: original from " 7180 + bp.sourcePackage); 7181 } 7182 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7183 if (r == null) { 7184 r = new StringBuilder(256); 7185 } else { 7186 r.append(' '); 7187 } 7188 r.append("DUP:"); 7189 r.append(p.info.name); 7190 } 7191 if (bp.perm == p) { 7192 bp.protectionLevel = p.info.protectionLevel; 7193 } 7194 } 7195 7196 if (r != null) { 7197 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7198 } 7199 7200 N = pkg.instrumentation.size(); 7201 r = null; 7202 for (i=0; i<N; i++) { 7203 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7204 a.info.packageName = pkg.applicationInfo.packageName; 7205 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7206 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7207 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7208 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7209 a.info.dataDir = pkg.applicationInfo.dataDir; 7210 7211 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7212 // need other information about the application, like the ABI and what not ? 7213 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7214 mInstrumentation.put(a.getComponentName(), a); 7215 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7216 if (r == null) { 7217 r = new StringBuilder(256); 7218 } else { 7219 r.append(' '); 7220 } 7221 r.append(a.info.name); 7222 } 7223 } 7224 if (r != null) { 7225 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7226 } 7227 7228 if (pkg.protectedBroadcasts != null) { 7229 N = pkg.protectedBroadcasts.size(); 7230 for (i=0; i<N; i++) { 7231 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7232 } 7233 } 7234 7235 pkgSetting.setTimeStamp(scanFileTime); 7236 7237 // Create idmap files for pairs of (packages, overlay packages). 7238 // Note: "android", ie framework-res.apk, is handled by native layers. 7239 if (pkg.mOverlayTarget != null) { 7240 // This is an overlay package. 7241 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7242 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7243 mOverlays.put(pkg.mOverlayTarget, 7244 new ArrayMap<String, PackageParser.Package>()); 7245 } 7246 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7247 map.put(pkg.packageName, pkg); 7248 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7249 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7250 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7251 "scanPackageLI failed to createIdmap"); 7252 } 7253 } 7254 } else if (mOverlays.containsKey(pkg.packageName) && 7255 !pkg.packageName.equals("android")) { 7256 // This is a regular package, with one or more known overlay packages. 7257 createIdmapsForPackageLI(pkg); 7258 } 7259 } 7260 7261 return pkg; 7262 } 7263 7264 /** 7265 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7266 * is derived purely on the basis of the contents of {@code scanFile} and 7267 * {@code cpuAbiOverride}. 7268 * 7269 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7270 */ 7271 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7272 String cpuAbiOverride, boolean extractLibs) 7273 throws PackageManagerException { 7274 // TODO: We can probably be smarter about this stuff. For installed apps, 7275 // we can calculate this information at install time once and for all. For 7276 // system apps, we can probably assume that this information doesn't change 7277 // after the first boot scan. As things stand, we do lots of unnecessary work. 7278 7279 // Give ourselves some initial paths; we'll come back for another 7280 // pass once we've determined ABI below. 7281 setNativeLibraryPaths(pkg); 7282 7283 // We would never need to extract libs for forward-locked and external packages, 7284 // since the container service will do it for us. We shouldn't attempt to 7285 // extract libs from system app when it was not updated. 7286 if (pkg.isForwardLocked() || isExternal(pkg) || 7287 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7288 extractLibs = false; 7289 } 7290 7291 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7292 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7293 7294 NativeLibraryHelper.Handle handle = null; 7295 try { 7296 handle = NativeLibraryHelper.Handle.create(pkg); 7297 // TODO(multiArch): This can be null for apps that didn't go through the 7298 // usual installation process. We can calculate it again, like we 7299 // do during install time. 7300 // 7301 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7302 // unnecessary. 7303 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7304 7305 // Null out the abis so that they can be recalculated. 7306 pkg.applicationInfo.primaryCpuAbi = null; 7307 pkg.applicationInfo.secondaryCpuAbi = null; 7308 if (isMultiArch(pkg.applicationInfo)) { 7309 // Warn if we've set an abiOverride for multi-lib packages.. 7310 // By definition, we need to copy both 32 and 64 bit libraries for 7311 // such packages. 7312 if (pkg.cpuAbiOverride != null 7313 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7314 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7315 } 7316 7317 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7318 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7319 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7320 if (extractLibs) { 7321 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7322 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7323 useIsaSpecificSubdirs); 7324 } else { 7325 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7326 } 7327 } 7328 7329 maybeThrowExceptionForMultiArchCopy( 7330 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7331 7332 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7333 if (extractLibs) { 7334 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7335 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7336 useIsaSpecificSubdirs); 7337 } else { 7338 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7339 } 7340 } 7341 7342 maybeThrowExceptionForMultiArchCopy( 7343 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7344 7345 if (abi64 >= 0) { 7346 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7347 } 7348 7349 if (abi32 >= 0) { 7350 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7351 if (abi64 >= 0) { 7352 pkg.applicationInfo.secondaryCpuAbi = abi; 7353 } else { 7354 pkg.applicationInfo.primaryCpuAbi = abi; 7355 } 7356 } 7357 } else { 7358 String[] abiList = (cpuAbiOverride != null) ? 7359 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7360 7361 // Enable gross and lame hacks for apps that are built with old 7362 // SDK tools. We must scan their APKs for renderscript bitcode and 7363 // not launch them if it's present. Don't bother checking on devices 7364 // that don't have 64 bit support. 7365 boolean needsRenderScriptOverride = false; 7366 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7367 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7368 abiList = Build.SUPPORTED_32_BIT_ABIS; 7369 needsRenderScriptOverride = true; 7370 } 7371 7372 final int copyRet; 7373 if (extractLibs) { 7374 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7375 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7376 } else { 7377 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7378 } 7379 7380 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7381 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7382 "Error unpackaging native libs for app, errorCode=" + copyRet); 7383 } 7384 7385 if (copyRet >= 0) { 7386 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7387 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7388 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7389 } else if (needsRenderScriptOverride) { 7390 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7391 } 7392 } 7393 } catch (IOException ioe) { 7394 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7395 } finally { 7396 IoUtils.closeQuietly(handle); 7397 } 7398 7399 // Now that we've calculated the ABIs and determined if it's an internal app, 7400 // we will go ahead and populate the nativeLibraryPath. 7401 setNativeLibraryPaths(pkg); 7402 } 7403 7404 /** 7405 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7406 * i.e, so that all packages can be run inside a single process if required. 7407 * 7408 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7409 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7410 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7411 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7412 * updating a package that belongs to a shared user. 7413 * 7414 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7415 * adds unnecessary complexity. 7416 */ 7417 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7418 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7419 String requiredInstructionSet = null; 7420 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7421 requiredInstructionSet = VMRuntime.getInstructionSet( 7422 scannedPackage.applicationInfo.primaryCpuAbi); 7423 } 7424 7425 PackageSetting requirer = null; 7426 for (PackageSetting ps : packagesForUser) { 7427 // If packagesForUser contains scannedPackage, we skip it. This will happen 7428 // when scannedPackage is an update of an existing package. Without this check, 7429 // we will never be able to change the ABI of any package belonging to a shared 7430 // user, even if it's compatible with other packages. 7431 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7432 if (ps.primaryCpuAbiString == null) { 7433 continue; 7434 } 7435 7436 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7437 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7438 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7439 // this but there's not much we can do. 7440 String errorMessage = "Instruction set mismatch, " 7441 + ((requirer == null) ? "[caller]" : requirer) 7442 + " requires " + requiredInstructionSet + " whereas " + ps 7443 + " requires " + instructionSet; 7444 Slog.w(TAG, errorMessage); 7445 } 7446 7447 if (requiredInstructionSet == null) { 7448 requiredInstructionSet = instructionSet; 7449 requirer = ps; 7450 } 7451 } 7452 } 7453 7454 if (requiredInstructionSet != null) { 7455 String adjustedAbi; 7456 if (requirer != null) { 7457 // requirer != null implies that either scannedPackage was null or that scannedPackage 7458 // did not require an ABI, in which case we have to adjust scannedPackage to match 7459 // the ABI of the set (which is the same as requirer's ABI) 7460 adjustedAbi = requirer.primaryCpuAbiString; 7461 if (scannedPackage != null) { 7462 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7463 } 7464 } else { 7465 // requirer == null implies that we're updating all ABIs in the set to 7466 // match scannedPackage. 7467 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7468 } 7469 7470 for (PackageSetting ps : packagesForUser) { 7471 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7472 if (ps.primaryCpuAbiString != null) { 7473 continue; 7474 } 7475 7476 ps.primaryCpuAbiString = adjustedAbi; 7477 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7478 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7479 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7480 7481 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7482 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7483 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7484 ps.primaryCpuAbiString = null; 7485 ps.pkg.applicationInfo.primaryCpuAbi = null; 7486 return; 7487 } else { 7488 mInstaller.rmdex(ps.codePathString, 7489 getDexCodeInstructionSet(getPreferredInstructionSet())); 7490 } 7491 } 7492 } 7493 } 7494 } 7495 } 7496 7497 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7498 synchronized (mPackages) { 7499 mResolverReplaced = true; 7500 // Set up information for custom user intent resolution activity. 7501 mResolveActivity.applicationInfo = pkg.applicationInfo; 7502 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7503 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7504 mResolveActivity.processName = pkg.applicationInfo.packageName; 7505 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7506 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7507 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7508 mResolveActivity.theme = 0; 7509 mResolveActivity.exported = true; 7510 mResolveActivity.enabled = true; 7511 mResolveInfo.activityInfo = mResolveActivity; 7512 mResolveInfo.priority = 0; 7513 mResolveInfo.preferredOrder = 0; 7514 mResolveInfo.match = 0; 7515 mResolveComponentName = mCustomResolverComponentName; 7516 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7517 mResolveComponentName); 7518 } 7519 } 7520 7521 private static String calculateBundledApkRoot(final String codePathString) { 7522 final File codePath = new File(codePathString); 7523 final File codeRoot; 7524 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7525 codeRoot = Environment.getRootDirectory(); 7526 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7527 codeRoot = Environment.getOemDirectory(); 7528 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7529 codeRoot = Environment.getVendorDirectory(); 7530 } else { 7531 // Unrecognized code path; take its top real segment as the apk root: 7532 // e.g. /something/app/blah.apk => /something 7533 try { 7534 File f = codePath.getCanonicalFile(); 7535 File parent = f.getParentFile(); // non-null because codePath is a file 7536 File tmp; 7537 while ((tmp = parent.getParentFile()) != null) { 7538 f = parent; 7539 parent = tmp; 7540 } 7541 codeRoot = f; 7542 Slog.w(TAG, "Unrecognized code path " 7543 + codePath + " - using " + codeRoot); 7544 } catch (IOException e) { 7545 // Can't canonicalize the code path -- shenanigans? 7546 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7547 return Environment.getRootDirectory().getPath(); 7548 } 7549 } 7550 return codeRoot.getPath(); 7551 } 7552 7553 /** 7554 * Derive and set the location of native libraries for the given package, 7555 * which varies depending on where and how the package was installed. 7556 */ 7557 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7558 final ApplicationInfo info = pkg.applicationInfo; 7559 final String codePath = pkg.codePath; 7560 final File codeFile = new File(codePath); 7561 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7562 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7563 7564 info.nativeLibraryRootDir = null; 7565 info.nativeLibraryRootRequiresIsa = false; 7566 info.nativeLibraryDir = null; 7567 info.secondaryNativeLibraryDir = null; 7568 7569 if (isApkFile(codeFile)) { 7570 // Monolithic install 7571 if (bundledApp) { 7572 // If "/system/lib64/apkname" exists, assume that is the per-package 7573 // native library directory to use; otherwise use "/system/lib/apkname". 7574 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7575 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7576 getPrimaryInstructionSet(info)); 7577 7578 // This is a bundled system app so choose the path based on the ABI. 7579 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7580 // is just the default path. 7581 final String apkName = deriveCodePathName(codePath); 7582 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7583 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7584 apkName).getAbsolutePath(); 7585 7586 if (info.secondaryCpuAbi != null) { 7587 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7588 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7589 secondaryLibDir, apkName).getAbsolutePath(); 7590 } 7591 } else if (asecApp) { 7592 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7593 .getAbsolutePath(); 7594 } else { 7595 final String apkName = deriveCodePathName(codePath); 7596 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7597 .getAbsolutePath(); 7598 } 7599 7600 info.nativeLibraryRootRequiresIsa = false; 7601 info.nativeLibraryDir = info.nativeLibraryRootDir; 7602 } else { 7603 // Cluster install 7604 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7605 info.nativeLibraryRootRequiresIsa = true; 7606 7607 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7608 getPrimaryInstructionSet(info)).getAbsolutePath(); 7609 7610 if (info.secondaryCpuAbi != null) { 7611 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7612 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7613 } 7614 } 7615 } 7616 7617 /** 7618 * Calculate the abis and roots for a bundled app. These can uniquely 7619 * be determined from the contents of the system partition, i.e whether 7620 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7621 * of this information, and instead assume that the system was built 7622 * sensibly. 7623 */ 7624 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7625 PackageSetting pkgSetting) { 7626 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7627 7628 // If "/system/lib64/apkname" exists, assume that is the per-package 7629 // native library directory to use; otherwise use "/system/lib/apkname". 7630 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7631 setBundledAppAbi(pkg, apkRoot, apkName); 7632 // pkgSetting might be null during rescan following uninstall of updates 7633 // to a bundled app, so accommodate that possibility. The settings in 7634 // that case will be established later from the parsed package. 7635 // 7636 // If the settings aren't null, sync them up with what we've just derived. 7637 // note that apkRoot isn't stored in the package settings. 7638 if (pkgSetting != null) { 7639 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7640 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7641 } 7642 } 7643 7644 /** 7645 * Deduces the ABI of a bundled app and sets the relevant fields on the 7646 * parsed pkg object. 7647 * 7648 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7649 * under which system libraries are installed. 7650 * @param apkName the name of the installed package. 7651 */ 7652 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7653 final File codeFile = new File(pkg.codePath); 7654 7655 final boolean has64BitLibs; 7656 final boolean has32BitLibs; 7657 if (isApkFile(codeFile)) { 7658 // Monolithic install 7659 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7660 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7661 } else { 7662 // Cluster install 7663 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7664 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7665 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7666 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7667 has64BitLibs = (new File(rootDir, isa)).exists(); 7668 } else { 7669 has64BitLibs = false; 7670 } 7671 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7672 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7673 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7674 has32BitLibs = (new File(rootDir, isa)).exists(); 7675 } else { 7676 has32BitLibs = false; 7677 } 7678 } 7679 7680 if (has64BitLibs && !has32BitLibs) { 7681 // The package has 64 bit libs, but not 32 bit libs. Its primary 7682 // ABI should be 64 bit. We can safely assume here that the bundled 7683 // native libraries correspond to the most preferred ABI in the list. 7684 7685 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7686 pkg.applicationInfo.secondaryCpuAbi = null; 7687 } else if (has32BitLibs && !has64BitLibs) { 7688 // The package has 32 bit libs but not 64 bit libs. Its primary 7689 // ABI should be 32 bit. 7690 7691 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7692 pkg.applicationInfo.secondaryCpuAbi = null; 7693 } else if (has32BitLibs && has64BitLibs) { 7694 // The application has both 64 and 32 bit bundled libraries. We check 7695 // here that the app declares multiArch support, and warn if it doesn't. 7696 // 7697 // We will be lenient here and record both ABIs. The primary will be the 7698 // ABI that's higher on the list, i.e, a device that's configured to prefer 7699 // 64 bit apps will see a 64 bit primary ABI, 7700 7701 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7702 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7703 } 7704 7705 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7706 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7707 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7708 } else { 7709 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7710 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7711 } 7712 } else { 7713 pkg.applicationInfo.primaryCpuAbi = null; 7714 pkg.applicationInfo.secondaryCpuAbi = null; 7715 } 7716 } 7717 7718 private void killApplication(String pkgName, int appId, String reason) { 7719 // Request the ActivityManager to kill the process(only for existing packages) 7720 // so that we do not end up in a confused state while the user is still using the older 7721 // version of the application while the new one gets installed. 7722 IActivityManager am = ActivityManagerNative.getDefault(); 7723 if (am != null) { 7724 try { 7725 am.killApplicationWithAppId(pkgName, appId, reason); 7726 } catch (RemoteException e) { 7727 } 7728 } 7729 } 7730 7731 void removePackageLI(PackageSetting ps, boolean chatty) { 7732 if (DEBUG_INSTALL) { 7733 if (chatty) 7734 Log.d(TAG, "Removing package " + ps.name); 7735 } 7736 7737 // writer 7738 synchronized (mPackages) { 7739 mPackages.remove(ps.name); 7740 final PackageParser.Package pkg = ps.pkg; 7741 if (pkg != null) { 7742 cleanPackageDataStructuresLILPw(pkg, chatty); 7743 } 7744 } 7745 } 7746 7747 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7748 if (DEBUG_INSTALL) { 7749 if (chatty) 7750 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7751 } 7752 7753 // writer 7754 synchronized (mPackages) { 7755 mPackages.remove(pkg.applicationInfo.packageName); 7756 cleanPackageDataStructuresLILPw(pkg, chatty); 7757 } 7758 } 7759 7760 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7761 int N = pkg.providers.size(); 7762 StringBuilder r = null; 7763 int i; 7764 for (i=0; i<N; i++) { 7765 PackageParser.Provider p = pkg.providers.get(i); 7766 mProviders.removeProvider(p); 7767 if (p.info.authority == null) { 7768 7769 /* There was another ContentProvider with this authority when 7770 * this app was installed so this authority is null, 7771 * Ignore it as we don't have to unregister the provider. 7772 */ 7773 continue; 7774 } 7775 String names[] = p.info.authority.split(";"); 7776 for (int j = 0; j < names.length; j++) { 7777 if (mProvidersByAuthority.get(names[j]) == p) { 7778 mProvidersByAuthority.remove(names[j]); 7779 if (DEBUG_REMOVE) { 7780 if (chatty) 7781 Log.d(TAG, "Unregistered content provider: " + names[j] 7782 + ", className = " + p.info.name + ", isSyncable = " 7783 + p.info.isSyncable); 7784 } 7785 } 7786 } 7787 if (DEBUG_REMOVE && chatty) { 7788 if (r == null) { 7789 r = new StringBuilder(256); 7790 } else { 7791 r.append(' '); 7792 } 7793 r.append(p.info.name); 7794 } 7795 } 7796 if (r != null) { 7797 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7798 } 7799 7800 N = pkg.services.size(); 7801 r = null; 7802 for (i=0; i<N; i++) { 7803 PackageParser.Service s = pkg.services.get(i); 7804 mServices.removeService(s); 7805 if (chatty) { 7806 if (r == null) { 7807 r = new StringBuilder(256); 7808 } else { 7809 r.append(' '); 7810 } 7811 r.append(s.info.name); 7812 } 7813 } 7814 if (r != null) { 7815 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7816 } 7817 7818 N = pkg.receivers.size(); 7819 r = null; 7820 for (i=0; i<N; i++) { 7821 PackageParser.Activity a = pkg.receivers.get(i); 7822 mReceivers.removeActivity(a, "receiver"); 7823 if (DEBUG_REMOVE && chatty) { 7824 if (r == null) { 7825 r = new StringBuilder(256); 7826 } else { 7827 r.append(' '); 7828 } 7829 r.append(a.info.name); 7830 } 7831 } 7832 if (r != null) { 7833 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7834 } 7835 7836 N = pkg.activities.size(); 7837 r = null; 7838 for (i=0; i<N; i++) { 7839 PackageParser.Activity a = pkg.activities.get(i); 7840 mActivities.removeActivity(a, "activity"); 7841 if (DEBUG_REMOVE && chatty) { 7842 if (r == null) { 7843 r = new StringBuilder(256); 7844 } else { 7845 r.append(' '); 7846 } 7847 r.append(a.info.name); 7848 } 7849 } 7850 if (r != null) { 7851 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7852 } 7853 7854 N = pkg.permissions.size(); 7855 r = null; 7856 for (i=0; i<N; i++) { 7857 PackageParser.Permission p = pkg.permissions.get(i); 7858 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7859 if (bp == null) { 7860 bp = mSettings.mPermissionTrees.get(p.info.name); 7861 } 7862 if (bp != null && bp.perm == p) { 7863 bp.perm = null; 7864 if (DEBUG_REMOVE && chatty) { 7865 if (r == null) { 7866 r = new StringBuilder(256); 7867 } else { 7868 r.append(' '); 7869 } 7870 r.append(p.info.name); 7871 } 7872 } 7873 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7874 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7875 if (appOpPerms != null) { 7876 appOpPerms.remove(pkg.packageName); 7877 } 7878 } 7879 } 7880 if (r != null) { 7881 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7882 } 7883 7884 N = pkg.requestedPermissions.size(); 7885 r = null; 7886 for (i=0; i<N; i++) { 7887 String perm = pkg.requestedPermissions.get(i); 7888 BasePermission bp = mSettings.mPermissions.get(perm); 7889 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7890 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7891 if (appOpPerms != null) { 7892 appOpPerms.remove(pkg.packageName); 7893 if (appOpPerms.isEmpty()) { 7894 mAppOpPermissionPackages.remove(perm); 7895 } 7896 } 7897 } 7898 } 7899 if (r != null) { 7900 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7901 } 7902 7903 N = pkg.instrumentation.size(); 7904 r = null; 7905 for (i=0; i<N; i++) { 7906 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7907 mInstrumentation.remove(a.getComponentName()); 7908 if (DEBUG_REMOVE && chatty) { 7909 if (r == null) { 7910 r = new StringBuilder(256); 7911 } else { 7912 r.append(' '); 7913 } 7914 r.append(a.info.name); 7915 } 7916 } 7917 if (r != null) { 7918 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7919 } 7920 7921 r = null; 7922 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7923 // Only system apps can hold shared libraries. 7924 if (pkg.libraryNames != null) { 7925 for (i=0; i<pkg.libraryNames.size(); i++) { 7926 String name = pkg.libraryNames.get(i); 7927 SharedLibraryEntry cur = mSharedLibraries.get(name); 7928 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7929 mSharedLibraries.remove(name); 7930 if (DEBUG_REMOVE && chatty) { 7931 if (r == null) { 7932 r = new StringBuilder(256); 7933 } else { 7934 r.append(' '); 7935 } 7936 r.append(name); 7937 } 7938 } 7939 } 7940 } 7941 } 7942 if (r != null) { 7943 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7944 } 7945 } 7946 7947 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7948 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7949 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7950 return true; 7951 } 7952 } 7953 return false; 7954 } 7955 7956 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7957 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7958 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7959 7960 private void updatePermissionsLPw(String changingPkg, 7961 PackageParser.Package pkgInfo, int flags) { 7962 // Make sure there are no dangling permission trees. 7963 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7964 while (it.hasNext()) { 7965 final BasePermission bp = it.next(); 7966 if (bp.packageSetting == null) { 7967 // We may not yet have parsed the package, so just see if 7968 // we still know about its settings. 7969 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7970 } 7971 if (bp.packageSetting == null) { 7972 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7973 + " from package " + bp.sourcePackage); 7974 it.remove(); 7975 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7976 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7977 Slog.i(TAG, "Removing old permission tree: " + bp.name 7978 + " from package " + bp.sourcePackage); 7979 flags |= UPDATE_PERMISSIONS_ALL; 7980 it.remove(); 7981 } 7982 } 7983 } 7984 7985 // Make sure all dynamic permissions have been assigned to a package, 7986 // and make sure there are no dangling permissions. 7987 it = mSettings.mPermissions.values().iterator(); 7988 while (it.hasNext()) { 7989 final BasePermission bp = it.next(); 7990 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7991 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7992 + bp.name + " pkg=" + bp.sourcePackage 7993 + " info=" + bp.pendingInfo); 7994 if (bp.packageSetting == null && bp.pendingInfo != null) { 7995 final BasePermission tree = findPermissionTreeLP(bp.name); 7996 if (tree != null && tree.perm != null) { 7997 bp.packageSetting = tree.packageSetting; 7998 bp.perm = new PackageParser.Permission(tree.perm.owner, 7999 new PermissionInfo(bp.pendingInfo)); 8000 bp.perm.info.packageName = tree.perm.info.packageName; 8001 bp.perm.info.name = bp.name; 8002 bp.uid = tree.uid; 8003 } 8004 } 8005 } 8006 if (bp.packageSetting == null) { 8007 // We may not yet have parsed the package, so just see if 8008 // we still know about its settings. 8009 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8010 } 8011 if (bp.packageSetting == null) { 8012 Slog.w(TAG, "Removing dangling permission: " + bp.name 8013 + " from package " + bp.sourcePackage); 8014 it.remove(); 8015 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8016 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8017 Slog.i(TAG, "Removing old permission: " + bp.name 8018 + " from package " + bp.sourcePackage); 8019 flags |= UPDATE_PERMISSIONS_ALL; 8020 it.remove(); 8021 } 8022 } 8023 } 8024 8025 // Now update the permissions for all packages, in particular 8026 // replace the granted permissions of the system packages. 8027 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8028 for (PackageParser.Package pkg : mPackages.values()) { 8029 if (pkg != pkgInfo) { 8030 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8031 changingPkg); 8032 } 8033 } 8034 } 8035 8036 if (pkgInfo != null) { 8037 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8038 } 8039 } 8040 8041 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8042 String packageOfInterest) { 8043 // IMPORTANT: There are two types of permissions: install and runtime. 8044 // Install time permissions are granted when the app is installed to 8045 // all device users and users added in the future. Runtime permissions 8046 // are granted at runtime explicitly to specific users. Normal and signature 8047 // protected permissions are install time permissions. Dangerous permissions 8048 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8049 // otherwise they are runtime permissions. This function does not manage 8050 // runtime permissions except for the case an app targeting Lollipop MR1 8051 // being upgraded to target a newer SDK, in which case dangerous permissions 8052 // are transformed from install time to runtime ones. 8053 8054 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8055 if (ps == null) { 8056 return; 8057 } 8058 8059 PermissionsState permissionsState = ps.getPermissionsState(); 8060 PermissionsState origPermissions = permissionsState; 8061 8062 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8063 8064 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8065 8066 boolean changedInstallPermission = false; 8067 8068 if (replace) { 8069 ps.installPermissionsFixed = false; 8070 if (!ps.isSharedUser()) { 8071 origPermissions = new PermissionsState(permissionsState); 8072 permissionsState.reset(); 8073 } 8074 } 8075 8076 permissionsState.setGlobalGids(mGlobalGids); 8077 8078 final int N = pkg.requestedPermissions.size(); 8079 for (int i=0; i<N; i++) { 8080 final String name = pkg.requestedPermissions.get(i); 8081 final BasePermission bp = mSettings.mPermissions.get(name); 8082 8083 if (DEBUG_INSTALL) { 8084 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8085 } 8086 8087 if (bp == null || bp.packageSetting == null) { 8088 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8089 Slog.w(TAG, "Unknown permission " + name 8090 + " in package " + pkg.packageName); 8091 } 8092 continue; 8093 } 8094 8095 final String perm = bp.name; 8096 boolean allowedSig = false; 8097 int grant = GRANT_DENIED; 8098 8099 // Keep track of app op permissions. 8100 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8101 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8102 if (pkgs == null) { 8103 pkgs = new ArraySet<>(); 8104 mAppOpPermissionPackages.put(bp.name, pkgs); 8105 } 8106 pkgs.add(pkg.packageName); 8107 } 8108 8109 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8110 switch (level) { 8111 case PermissionInfo.PROTECTION_NORMAL: { 8112 // For all apps normal permissions are install time ones. 8113 grant = GRANT_INSTALL; 8114 } break; 8115 8116 case PermissionInfo.PROTECTION_DANGEROUS: { 8117 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8118 // For legacy apps dangerous permissions are install time ones. 8119 grant = GRANT_INSTALL_LEGACY; 8120 } else if (origPermissions.hasInstallPermission(bp.name)) { 8121 // For legacy apps that became modern, install becomes runtime. 8122 grant = GRANT_UPGRADE; 8123 } else { 8124 // For modern apps keep runtime permissions unchanged. 8125 grant = GRANT_RUNTIME; 8126 } 8127 } break; 8128 8129 case PermissionInfo.PROTECTION_SIGNATURE: { 8130 // For all apps signature permissions are install time ones. 8131 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8132 if (allowedSig) { 8133 grant = GRANT_INSTALL; 8134 } 8135 } break; 8136 } 8137 8138 if (DEBUG_INSTALL) { 8139 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8140 } 8141 8142 if (grant != GRANT_DENIED) { 8143 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8144 // If this is an existing, non-system package, then 8145 // we can't add any new permissions to it. 8146 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8147 // Except... if this is a permission that was added 8148 // to the platform (note: need to only do this when 8149 // updating the platform). 8150 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8151 grant = GRANT_DENIED; 8152 } 8153 } 8154 } 8155 8156 switch (grant) { 8157 case GRANT_INSTALL: { 8158 // Revoke this as runtime permission to handle the case of 8159 // a runtime permission being downgraded to an install one. 8160 for (int userId : UserManagerService.getInstance().getUserIds()) { 8161 if (origPermissions.getRuntimePermissionState( 8162 bp.name, userId) != null) { 8163 // Revoke the runtime permission and clear the flags. 8164 origPermissions.revokeRuntimePermission(bp, userId); 8165 origPermissions.updatePermissionFlags(bp, userId, 8166 PackageManager.MASK_PERMISSION_FLAGS, 0); 8167 // If we revoked a permission permission, we have to write. 8168 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8169 changedRuntimePermissionUserIds, userId); 8170 } 8171 } 8172 // Grant an install permission. 8173 if (permissionsState.grantInstallPermission(bp) != 8174 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8175 changedInstallPermission = true; 8176 } 8177 } break; 8178 8179 case GRANT_INSTALL_LEGACY: { 8180 // Grant an install permission. 8181 if (permissionsState.grantInstallPermission(bp) != 8182 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8183 changedInstallPermission = true; 8184 } 8185 } break; 8186 8187 case GRANT_RUNTIME: { 8188 // Grant previously granted runtime permissions. 8189 for (int userId : UserManagerService.getInstance().getUserIds()) { 8190 PermissionState permissionState = origPermissions 8191 .getRuntimePermissionState(bp.name, userId); 8192 final int flags = permissionState != null 8193 ? permissionState.getFlags() : 0; 8194 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8195 if (permissionsState.grantRuntimePermission(bp, userId) == 8196 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8197 // If we cannot put the permission as it was, we have to write. 8198 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8199 changedRuntimePermissionUserIds, userId); 8200 } 8201 } 8202 // Propagate the permission flags. 8203 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8204 } 8205 } break; 8206 8207 case GRANT_UPGRADE: { 8208 // Grant runtime permissions for a previously held install permission. 8209 PermissionState permissionState = origPermissions 8210 .getInstallPermissionState(bp.name); 8211 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8212 8213 if (origPermissions.revokeInstallPermission(bp) 8214 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8215 // We will be transferring the permission flags, so clear them. 8216 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8217 PackageManager.MASK_PERMISSION_FLAGS, 0); 8218 changedInstallPermission = true; 8219 } 8220 8221 // If the permission is not to be promoted to runtime we ignore it and 8222 // also its other flags as they are not applicable to install permissions. 8223 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8224 for (int userId : currentUserIds) { 8225 if (permissionsState.grantRuntimePermission(bp, userId) != 8226 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8227 // Transfer the permission flags. 8228 permissionsState.updatePermissionFlags(bp, userId, 8229 flags, flags); 8230 // If we granted the permission, we have to write. 8231 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8232 changedRuntimePermissionUserIds, userId); 8233 } 8234 } 8235 } 8236 } break; 8237 8238 default: { 8239 if (packageOfInterest == null 8240 || packageOfInterest.equals(pkg.packageName)) { 8241 Slog.w(TAG, "Not granting permission " + perm 8242 + " to package " + pkg.packageName 8243 + " because it was previously installed without"); 8244 } 8245 } break; 8246 } 8247 } else { 8248 if (permissionsState.revokeInstallPermission(bp) != 8249 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8250 // Also drop the permission flags. 8251 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8252 PackageManager.MASK_PERMISSION_FLAGS, 0); 8253 changedInstallPermission = true; 8254 Slog.i(TAG, "Un-granting permission " + perm 8255 + " from package " + pkg.packageName 8256 + " (protectionLevel=" + bp.protectionLevel 8257 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8258 + ")"); 8259 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8260 // Don't print warning for app op permissions, since it is fine for them 8261 // not to be granted, there is a UI for the user to decide. 8262 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8263 Slog.w(TAG, "Not granting permission " + perm 8264 + " to package " + pkg.packageName 8265 + " (protectionLevel=" + bp.protectionLevel 8266 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8267 + ")"); 8268 } 8269 } 8270 } 8271 } 8272 8273 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8274 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8275 // This is the first that we have heard about this package, so the 8276 // permissions we have now selected are fixed until explicitly 8277 // changed. 8278 ps.installPermissionsFixed = true; 8279 } 8280 8281 // Persist the runtime permissions state for users with changes. 8282 for (int userId : changedRuntimePermissionUserIds) { 8283 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8284 } 8285 } 8286 8287 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8288 boolean allowed = false; 8289 final int NP = PackageParser.NEW_PERMISSIONS.length; 8290 for (int ip=0; ip<NP; ip++) { 8291 final PackageParser.NewPermissionInfo npi 8292 = PackageParser.NEW_PERMISSIONS[ip]; 8293 if (npi.name.equals(perm) 8294 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8295 allowed = true; 8296 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8297 + pkg.packageName); 8298 break; 8299 } 8300 } 8301 return allowed; 8302 } 8303 8304 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8305 BasePermission bp, PermissionsState origPermissions) { 8306 boolean allowed; 8307 allowed = (compareSignatures( 8308 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8309 == PackageManager.SIGNATURE_MATCH) 8310 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8311 == PackageManager.SIGNATURE_MATCH); 8312 if (!allowed && (bp.protectionLevel 8313 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8314 if (isSystemApp(pkg)) { 8315 // For updated system applications, a system permission 8316 // is granted only if it had been defined by the original application. 8317 if (pkg.isUpdatedSystemApp()) { 8318 final PackageSetting sysPs = mSettings 8319 .getDisabledSystemPkgLPr(pkg.packageName); 8320 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8321 // If the original was granted this permission, we take 8322 // that grant decision as read and propagate it to the 8323 // update. 8324 if (sysPs.isPrivileged()) { 8325 allowed = true; 8326 } 8327 } else { 8328 // The system apk may have been updated with an older 8329 // version of the one on the data partition, but which 8330 // granted a new system permission that it didn't have 8331 // before. In this case we do want to allow the app to 8332 // now get the new permission if the ancestral apk is 8333 // privileged to get it. 8334 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8335 for (int j=0; 8336 j<sysPs.pkg.requestedPermissions.size(); j++) { 8337 if (perm.equals( 8338 sysPs.pkg.requestedPermissions.get(j))) { 8339 allowed = true; 8340 break; 8341 } 8342 } 8343 } 8344 } 8345 } else { 8346 allowed = isPrivilegedApp(pkg); 8347 } 8348 } 8349 } 8350 if (!allowed && (bp.protectionLevel 8351 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8352 // For development permissions, a development permission 8353 // is granted only if it was already granted. 8354 allowed = origPermissions.hasInstallPermission(perm); 8355 } 8356 return allowed; 8357 } 8358 8359 final class ActivityIntentResolver 8360 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8361 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8362 boolean defaultOnly, int userId) { 8363 if (!sUserManager.exists(userId)) return null; 8364 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8365 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8366 } 8367 8368 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8369 int userId) { 8370 if (!sUserManager.exists(userId)) return null; 8371 mFlags = flags; 8372 return super.queryIntent(intent, resolvedType, 8373 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8374 } 8375 8376 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8377 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8378 if (!sUserManager.exists(userId)) return null; 8379 if (packageActivities == null) { 8380 return null; 8381 } 8382 mFlags = flags; 8383 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8384 final int N = packageActivities.size(); 8385 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8386 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8387 8388 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8389 for (int i = 0; i < N; ++i) { 8390 intentFilters = packageActivities.get(i).intents; 8391 if (intentFilters != null && intentFilters.size() > 0) { 8392 PackageParser.ActivityIntentInfo[] array = 8393 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8394 intentFilters.toArray(array); 8395 listCut.add(array); 8396 } 8397 } 8398 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8399 } 8400 8401 public final void addActivity(PackageParser.Activity a, String type) { 8402 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8403 mActivities.put(a.getComponentName(), a); 8404 if (DEBUG_SHOW_INFO) 8405 Log.v( 8406 TAG, " " + type + " " + 8407 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8408 if (DEBUG_SHOW_INFO) 8409 Log.v(TAG, " Class=" + a.info.name); 8410 final int NI = a.intents.size(); 8411 for (int j=0; j<NI; j++) { 8412 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8413 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8414 intent.setPriority(0); 8415 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8416 + a.className + " with priority > 0, forcing to 0"); 8417 } 8418 if (DEBUG_SHOW_INFO) { 8419 Log.v(TAG, " IntentFilter:"); 8420 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8421 } 8422 if (!intent.debugCheck()) { 8423 Log.w(TAG, "==> For Activity " + a.info.name); 8424 } 8425 addFilter(intent); 8426 } 8427 } 8428 8429 public final void removeActivity(PackageParser.Activity a, String type) { 8430 mActivities.remove(a.getComponentName()); 8431 if (DEBUG_SHOW_INFO) { 8432 Log.v(TAG, " " + type + " " 8433 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8434 : a.info.name) + ":"); 8435 Log.v(TAG, " Class=" + a.info.name); 8436 } 8437 final int NI = a.intents.size(); 8438 for (int j=0; j<NI; j++) { 8439 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8440 if (DEBUG_SHOW_INFO) { 8441 Log.v(TAG, " IntentFilter:"); 8442 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8443 } 8444 removeFilter(intent); 8445 } 8446 } 8447 8448 @Override 8449 protected boolean allowFilterResult( 8450 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8451 ActivityInfo filterAi = filter.activity.info; 8452 for (int i=dest.size()-1; i>=0; i--) { 8453 ActivityInfo destAi = dest.get(i).activityInfo; 8454 if (destAi.name == filterAi.name 8455 && destAi.packageName == filterAi.packageName) { 8456 return false; 8457 } 8458 } 8459 return true; 8460 } 8461 8462 @Override 8463 protected ActivityIntentInfo[] newArray(int size) { 8464 return new ActivityIntentInfo[size]; 8465 } 8466 8467 @Override 8468 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8469 if (!sUserManager.exists(userId)) return true; 8470 PackageParser.Package p = filter.activity.owner; 8471 if (p != null) { 8472 PackageSetting ps = (PackageSetting)p.mExtras; 8473 if (ps != null) { 8474 // System apps are never considered stopped for purposes of 8475 // filtering, because there may be no way for the user to 8476 // actually re-launch them. 8477 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8478 && ps.getStopped(userId); 8479 } 8480 } 8481 return false; 8482 } 8483 8484 @Override 8485 protected boolean isPackageForFilter(String packageName, 8486 PackageParser.ActivityIntentInfo info) { 8487 return packageName.equals(info.activity.owner.packageName); 8488 } 8489 8490 @Override 8491 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8492 int match, int userId) { 8493 if (!sUserManager.exists(userId)) return null; 8494 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8495 return null; 8496 } 8497 final PackageParser.Activity activity = info.activity; 8498 if (mSafeMode && (activity.info.applicationInfo.flags 8499 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8500 return null; 8501 } 8502 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8503 if (ps == null) { 8504 return null; 8505 } 8506 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8507 ps.readUserState(userId), userId); 8508 if (ai == null) { 8509 return null; 8510 } 8511 final ResolveInfo res = new ResolveInfo(); 8512 res.activityInfo = ai; 8513 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8514 res.filter = info; 8515 } 8516 if (info != null) { 8517 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8518 } 8519 res.priority = info.getPriority(); 8520 res.preferredOrder = activity.owner.mPreferredOrder; 8521 //System.out.println("Result: " + res.activityInfo.className + 8522 // " = " + res.priority); 8523 res.match = match; 8524 res.isDefault = info.hasDefault; 8525 res.labelRes = info.labelRes; 8526 res.nonLocalizedLabel = info.nonLocalizedLabel; 8527 if (userNeedsBadging(userId)) { 8528 res.noResourceId = true; 8529 } else { 8530 res.icon = info.icon; 8531 } 8532 res.iconResourceId = info.icon; 8533 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8534 return res; 8535 } 8536 8537 @Override 8538 protected void sortResults(List<ResolveInfo> results) { 8539 Collections.sort(results, mResolvePrioritySorter); 8540 } 8541 8542 @Override 8543 protected void dumpFilter(PrintWriter out, String prefix, 8544 PackageParser.ActivityIntentInfo filter) { 8545 out.print(prefix); out.print( 8546 Integer.toHexString(System.identityHashCode(filter.activity))); 8547 out.print(' '); 8548 filter.activity.printComponentShortName(out); 8549 out.print(" filter "); 8550 out.println(Integer.toHexString(System.identityHashCode(filter))); 8551 } 8552 8553 @Override 8554 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8555 return filter.activity; 8556 } 8557 8558 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8559 PackageParser.Activity activity = (PackageParser.Activity)label; 8560 out.print(prefix); out.print( 8561 Integer.toHexString(System.identityHashCode(activity))); 8562 out.print(' '); 8563 activity.printComponentShortName(out); 8564 if (count > 1) { 8565 out.print(" ("); out.print(count); out.print(" filters)"); 8566 } 8567 out.println(); 8568 } 8569 8570// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8571// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8572// final List<ResolveInfo> retList = Lists.newArrayList(); 8573// while (i.hasNext()) { 8574// final ResolveInfo resolveInfo = i.next(); 8575// if (isEnabledLP(resolveInfo.activityInfo)) { 8576// retList.add(resolveInfo); 8577// } 8578// } 8579// return retList; 8580// } 8581 8582 // Keys are String (activity class name), values are Activity. 8583 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8584 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8585 private int mFlags; 8586 } 8587 8588 private final class ServiceIntentResolver 8589 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8590 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8591 boolean defaultOnly, int userId) { 8592 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8593 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8594 } 8595 8596 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8597 int userId) { 8598 if (!sUserManager.exists(userId)) return null; 8599 mFlags = flags; 8600 return super.queryIntent(intent, resolvedType, 8601 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8602 } 8603 8604 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8605 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8606 if (!sUserManager.exists(userId)) return null; 8607 if (packageServices == null) { 8608 return null; 8609 } 8610 mFlags = flags; 8611 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8612 final int N = packageServices.size(); 8613 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8614 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8615 8616 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8617 for (int i = 0; i < N; ++i) { 8618 intentFilters = packageServices.get(i).intents; 8619 if (intentFilters != null && intentFilters.size() > 0) { 8620 PackageParser.ServiceIntentInfo[] array = 8621 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8622 intentFilters.toArray(array); 8623 listCut.add(array); 8624 } 8625 } 8626 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8627 } 8628 8629 public final void addService(PackageParser.Service s) { 8630 mServices.put(s.getComponentName(), s); 8631 if (DEBUG_SHOW_INFO) { 8632 Log.v(TAG, " " 8633 + (s.info.nonLocalizedLabel != null 8634 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8635 Log.v(TAG, " Class=" + s.info.name); 8636 } 8637 final int NI = s.intents.size(); 8638 int j; 8639 for (j=0; j<NI; j++) { 8640 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8641 if (DEBUG_SHOW_INFO) { 8642 Log.v(TAG, " IntentFilter:"); 8643 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8644 } 8645 if (!intent.debugCheck()) { 8646 Log.w(TAG, "==> For Service " + s.info.name); 8647 } 8648 addFilter(intent); 8649 } 8650 } 8651 8652 public final void removeService(PackageParser.Service s) { 8653 mServices.remove(s.getComponentName()); 8654 if (DEBUG_SHOW_INFO) { 8655 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8656 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8657 Log.v(TAG, " Class=" + s.info.name); 8658 } 8659 final int NI = s.intents.size(); 8660 int j; 8661 for (j=0; j<NI; j++) { 8662 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8663 if (DEBUG_SHOW_INFO) { 8664 Log.v(TAG, " IntentFilter:"); 8665 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8666 } 8667 removeFilter(intent); 8668 } 8669 } 8670 8671 @Override 8672 protected boolean allowFilterResult( 8673 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8674 ServiceInfo filterSi = filter.service.info; 8675 for (int i=dest.size()-1; i>=0; i--) { 8676 ServiceInfo destAi = dest.get(i).serviceInfo; 8677 if (destAi.name == filterSi.name 8678 && destAi.packageName == filterSi.packageName) { 8679 return false; 8680 } 8681 } 8682 return true; 8683 } 8684 8685 @Override 8686 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8687 return new PackageParser.ServiceIntentInfo[size]; 8688 } 8689 8690 @Override 8691 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8692 if (!sUserManager.exists(userId)) return true; 8693 PackageParser.Package p = filter.service.owner; 8694 if (p != null) { 8695 PackageSetting ps = (PackageSetting)p.mExtras; 8696 if (ps != null) { 8697 // System apps are never considered stopped for purposes of 8698 // filtering, because there may be no way for the user to 8699 // actually re-launch them. 8700 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8701 && ps.getStopped(userId); 8702 } 8703 } 8704 return false; 8705 } 8706 8707 @Override 8708 protected boolean isPackageForFilter(String packageName, 8709 PackageParser.ServiceIntentInfo info) { 8710 return packageName.equals(info.service.owner.packageName); 8711 } 8712 8713 @Override 8714 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8715 int match, int userId) { 8716 if (!sUserManager.exists(userId)) return null; 8717 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8718 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8719 return null; 8720 } 8721 final PackageParser.Service service = info.service; 8722 if (mSafeMode && (service.info.applicationInfo.flags 8723 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8724 return null; 8725 } 8726 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8727 if (ps == null) { 8728 return null; 8729 } 8730 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8731 ps.readUserState(userId), userId); 8732 if (si == null) { 8733 return null; 8734 } 8735 final ResolveInfo res = new ResolveInfo(); 8736 res.serviceInfo = si; 8737 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8738 res.filter = filter; 8739 } 8740 res.priority = info.getPriority(); 8741 res.preferredOrder = service.owner.mPreferredOrder; 8742 res.match = match; 8743 res.isDefault = info.hasDefault; 8744 res.labelRes = info.labelRes; 8745 res.nonLocalizedLabel = info.nonLocalizedLabel; 8746 res.icon = info.icon; 8747 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8748 return res; 8749 } 8750 8751 @Override 8752 protected void sortResults(List<ResolveInfo> results) { 8753 Collections.sort(results, mResolvePrioritySorter); 8754 } 8755 8756 @Override 8757 protected void dumpFilter(PrintWriter out, String prefix, 8758 PackageParser.ServiceIntentInfo filter) { 8759 out.print(prefix); out.print( 8760 Integer.toHexString(System.identityHashCode(filter.service))); 8761 out.print(' '); 8762 filter.service.printComponentShortName(out); 8763 out.print(" filter "); 8764 out.println(Integer.toHexString(System.identityHashCode(filter))); 8765 } 8766 8767 @Override 8768 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8769 return filter.service; 8770 } 8771 8772 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8773 PackageParser.Service service = (PackageParser.Service)label; 8774 out.print(prefix); out.print( 8775 Integer.toHexString(System.identityHashCode(service))); 8776 out.print(' '); 8777 service.printComponentShortName(out); 8778 if (count > 1) { 8779 out.print(" ("); out.print(count); out.print(" filters)"); 8780 } 8781 out.println(); 8782 } 8783 8784// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8785// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8786// final List<ResolveInfo> retList = Lists.newArrayList(); 8787// while (i.hasNext()) { 8788// final ResolveInfo resolveInfo = (ResolveInfo) i; 8789// if (isEnabledLP(resolveInfo.serviceInfo)) { 8790// retList.add(resolveInfo); 8791// } 8792// } 8793// return retList; 8794// } 8795 8796 // Keys are String (activity class name), values are Activity. 8797 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8798 = new ArrayMap<ComponentName, PackageParser.Service>(); 8799 private int mFlags; 8800 }; 8801 8802 private final class ProviderIntentResolver 8803 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8804 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8805 boolean defaultOnly, int userId) { 8806 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8807 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8808 } 8809 8810 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8811 int userId) { 8812 if (!sUserManager.exists(userId)) 8813 return null; 8814 mFlags = flags; 8815 return super.queryIntent(intent, resolvedType, 8816 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8817 } 8818 8819 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8820 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8821 if (!sUserManager.exists(userId)) 8822 return null; 8823 if (packageProviders == null) { 8824 return null; 8825 } 8826 mFlags = flags; 8827 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8828 final int N = packageProviders.size(); 8829 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8830 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8831 8832 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8833 for (int i = 0; i < N; ++i) { 8834 intentFilters = packageProviders.get(i).intents; 8835 if (intentFilters != null && intentFilters.size() > 0) { 8836 PackageParser.ProviderIntentInfo[] array = 8837 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8838 intentFilters.toArray(array); 8839 listCut.add(array); 8840 } 8841 } 8842 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8843 } 8844 8845 public final void addProvider(PackageParser.Provider p) { 8846 if (mProviders.containsKey(p.getComponentName())) { 8847 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8848 return; 8849 } 8850 8851 mProviders.put(p.getComponentName(), p); 8852 if (DEBUG_SHOW_INFO) { 8853 Log.v(TAG, " " 8854 + (p.info.nonLocalizedLabel != null 8855 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8856 Log.v(TAG, " Class=" + p.info.name); 8857 } 8858 final int NI = p.intents.size(); 8859 int j; 8860 for (j = 0; j < NI; j++) { 8861 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8862 if (DEBUG_SHOW_INFO) { 8863 Log.v(TAG, " IntentFilter:"); 8864 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8865 } 8866 if (!intent.debugCheck()) { 8867 Log.w(TAG, "==> For Provider " + p.info.name); 8868 } 8869 addFilter(intent); 8870 } 8871 } 8872 8873 public final void removeProvider(PackageParser.Provider p) { 8874 mProviders.remove(p.getComponentName()); 8875 if (DEBUG_SHOW_INFO) { 8876 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8877 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8878 Log.v(TAG, " Class=" + p.info.name); 8879 } 8880 final int NI = p.intents.size(); 8881 int j; 8882 for (j = 0; j < NI; j++) { 8883 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8884 if (DEBUG_SHOW_INFO) { 8885 Log.v(TAG, " IntentFilter:"); 8886 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8887 } 8888 removeFilter(intent); 8889 } 8890 } 8891 8892 @Override 8893 protected boolean allowFilterResult( 8894 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8895 ProviderInfo filterPi = filter.provider.info; 8896 for (int i = dest.size() - 1; i >= 0; i--) { 8897 ProviderInfo destPi = dest.get(i).providerInfo; 8898 if (destPi.name == filterPi.name 8899 && destPi.packageName == filterPi.packageName) { 8900 return false; 8901 } 8902 } 8903 return true; 8904 } 8905 8906 @Override 8907 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8908 return new PackageParser.ProviderIntentInfo[size]; 8909 } 8910 8911 @Override 8912 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8913 if (!sUserManager.exists(userId)) 8914 return true; 8915 PackageParser.Package p = filter.provider.owner; 8916 if (p != null) { 8917 PackageSetting ps = (PackageSetting) p.mExtras; 8918 if (ps != null) { 8919 // System apps are never considered stopped for purposes of 8920 // filtering, because there may be no way for the user to 8921 // actually re-launch them. 8922 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8923 && ps.getStopped(userId); 8924 } 8925 } 8926 return false; 8927 } 8928 8929 @Override 8930 protected boolean isPackageForFilter(String packageName, 8931 PackageParser.ProviderIntentInfo info) { 8932 return packageName.equals(info.provider.owner.packageName); 8933 } 8934 8935 @Override 8936 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8937 int match, int userId) { 8938 if (!sUserManager.exists(userId)) 8939 return null; 8940 final PackageParser.ProviderIntentInfo info = filter; 8941 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8942 return null; 8943 } 8944 final PackageParser.Provider provider = info.provider; 8945 if (mSafeMode && (provider.info.applicationInfo.flags 8946 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8947 return null; 8948 } 8949 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8950 if (ps == null) { 8951 return null; 8952 } 8953 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8954 ps.readUserState(userId), userId); 8955 if (pi == null) { 8956 return null; 8957 } 8958 final ResolveInfo res = new ResolveInfo(); 8959 res.providerInfo = pi; 8960 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8961 res.filter = filter; 8962 } 8963 res.priority = info.getPriority(); 8964 res.preferredOrder = provider.owner.mPreferredOrder; 8965 res.match = match; 8966 res.isDefault = info.hasDefault; 8967 res.labelRes = info.labelRes; 8968 res.nonLocalizedLabel = info.nonLocalizedLabel; 8969 res.icon = info.icon; 8970 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8971 return res; 8972 } 8973 8974 @Override 8975 protected void sortResults(List<ResolveInfo> results) { 8976 Collections.sort(results, mResolvePrioritySorter); 8977 } 8978 8979 @Override 8980 protected void dumpFilter(PrintWriter out, String prefix, 8981 PackageParser.ProviderIntentInfo filter) { 8982 out.print(prefix); 8983 out.print( 8984 Integer.toHexString(System.identityHashCode(filter.provider))); 8985 out.print(' '); 8986 filter.provider.printComponentShortName(out); 8987 out.print(" filter "); 8988 out.println(Integer.toHexString(System.identityHashCode(filter))); 8989 } 8990 8991 @Override 8992 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8993 return filter.provider; 8994 } 8995 8996 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8997 PackageParser.Provider provider = (PackageParser.Provider)label; 8998 out.print(prefix); out.print( 8999 Integer.toHexString(System.identityHashCode(provider))); 9000 out.print(' '); 9001 provider.printComponentShortName(out); 9002 if (count > 1) { 9003 out.print(" ("); out.print(count); out.print(" filters)"); 9004 } 9005 out.println(); 9006 } 9007 9008 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9009 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9010 private int mFlags; 9011 }; 9012 9013 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9014 new Comparator<ResolveInfo>() { 9015 public int compare(ResolveInfo r1, ResolveInfo r2) { 9016 int v1 = r1.priority; 9017 int v2 = r2.priority; 9018 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9019 if (v1 != v2) { 9020 return (v1 > v2) ? -1 : 1; 9021 } 9022 v1 = r1.preferredOrder; 9023 v2 = r2.preferredOrder; 9024 if (v1 != v2) { 9025 return (v1 > v2) ? -1 : 1; 9026 } 9027 if (r1.isDefault != r2.isDefault) { 9028 return r1.isDefault ? -1 : 1; 9029 } 9030 v1 = r1.match; 9031 v2 = r2.match; 9032 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9033 if (v1 != v2) { 9034 return (v1 > v2) ? -1 : 1; 9035 } 9036 if (r1.system != r2.system) { 9037 return r1.system ? -1 : 1; 9038 } 9039 return 0; 9040 } 9041 }; 9042 9043 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9044 new Comparator<ProviderInfo>() { 9045 public int compare(ProviderInfo p1, ProviderInfo p2) { 9046 final int v1 = p1.initOrder; 9047 final int v2 = p2.initOrder; 9048 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9049 } 9050 }; 9051 9052 final void sendPackageBroadcast(final String action, final String pkg, 9053 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9054 final int[] userIds) { 9055 mHandler.post(new Runnable() { 9056 @Override 9057 public void run() { 9058 try { 9059 final IActivityManager am = ActivityManagerNative.getDefault(); 9060 if (am == null) return; 9061 final int[] resolvedUserIds; 9062 if (userIds == null) { 9063 resolvedUserIds = am.getRunningUserIds(); 9064 } else { 9065 resolvedUserIds = userIds; 9066 } 9067 for (int id : resolvedUserIds) { 9068 final Intent intent = new Intent(action, 9069 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9070 if (extras != null) { 9071 intent.putExtras(extras); 9072 } 9073 if (targetPkg != null) { 9074 intent.setPackage(targetPkg); 9075 } 9076 // Modify the UID when posting to other users 9077 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9078 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9079 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9080 intent.putExtra(Intent.EXTRA_UID, uid); 9081 } 9082 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9083 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9084 if (DEBUG_BROADCASTS) { 9085 RuntimeException here = new RuntimeException("here"); 9086 here.fillInStackTrace(); 9087 Slog.d(TAG, "Sending to user " + id + ": " 9088 + intent.toShortString(false, true, false, false) 9089 + " " + intent.getExtras(), here); 9090 } 9091 am.broadcastIntent(null, intent, null, finishedReceiver, 9092 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9093 null, finishedReceiver != null, false, id); 9094 } 9095 } catch (RemoteException ex) { 9096 } 9097 } 9098 }); 9099 } 9100 9101 /** 9102 * Check if the external storage media is available. This is true if there 9103 * is a mounted external storage medium or if the external storage is 9104 * emulated. 9105 */ 9106 private boolean isExternalMediaAvailable() { 9107 return mMediaMounted || Environment.isExternalStorageEmulated(); 9108 } 9109 9110 @Override 9111 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9112 // writer 9113 synchronized (mPackages) { 9114 if (!isExternalMediaAvailable()) { 9115 // If the external storage is no longer mounted at this point, 9116 // the caller may not have been able to delete all of this 9117 // packages files and can not delete any more. Bail. 9118 return null; 9119 } 9120 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9121 if (lastPackage != null) { 9122 pkgs.remove(lastPackage); 9123 } 9124 if (pkgs.size() > 0) { 9125 return pkgs.get(0); 9126 } 9127 } 9128 return null; 9129 } 9130 9131 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9132 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9133 userId, andCode ? 1 : 0, packageName); 9134 if (mSystemReady) { 9135 msg.sendToTarget(); 9136 } else { 9137 if (mPostSystemReadyMessages == null) { 9138 mPostSystemReadyMessages = new ArrayList<>(); 9139 } 9140 mPostSystemReadyMessages.add(msg); 9141 } 9142 } 9143 9144 void startCleaningPackages() { 9145 // reader 9146 synchronized (mPackages) { 9147 if (!isExternalMediaAvailable()) { 9148 return; 9149 } 9150 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9151 return; 9152 } 9153 } 9154 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9155 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9156 IActivityManager am = ActivityManagerNative.getDefault(); 9157 if (am != null) { 9158 try { 9159 am.startService(null, intent, null, UserHandle.USER_OWNER); 9160 } catch (RemoteException e) { 9161 } 9162 } 9163 } 9164 9165 @Override 9166 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9167 int installFlags, String installerPackageName, VerificationParams verificationParams, 9168 String packageAbiOverride) { 9169 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9170 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9171 } 9172 9173 @Override 9174 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9175 int installFlags, String installerPackageName, VerificationParams verificationParams, 9176 String packageAbiOverride, int userId) { 9177 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9178 9179 final int callingUid = Binder.getCallingUid(); 9180 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9181 9182 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9183 try { 9184 if (observer != null) { 9185 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9186 } 9187 } catch (RemoteException re) { 9188 } 9189 return; 9190 } 9191 9192 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9193 installFlags |= PackageManager.INSTALL_FROM_ADB; 9194 9195 } else { 9196 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9197 // about installerPackageName. 9198 9199 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9200 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9201 } 9202 9203 UserHandle user; 9204 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9205 user = UserHandle.ALL; 9206 } else { 9207 user = new UserHandle(userId); 9208 } 9209 9210 // Only system components can circumvent runtime permissions when installing. 9211 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9212 && mContext.checkCallingOrSelfPermission(Manifest.permission 9213 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9214 throw new SecurityException("You need the " 9215 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9216 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9217 } 9218 9219 verificationParams.setInstallerUid(callingUid); 9220 9221 final File originFile = new File(originPath); 9222 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9223 9224 final Message msg = mHandler.obtainMessage(INIT_COPY); 9225 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9226 null, verificationParams, user, packageAbiOverride); 9227 mHandler.sendMessage(msg); 9228 } 9229 9230 void installStage(String packageName, File stagedDir, String stagedCid, 9231 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9232 String installerPackageName, int installerUid, UserHandle user) { 9233 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9234 params.referrerUri, installerUid, null); 9235 verifParams.setInstallerUid(installerUid); 9236 9237 final OriginInfo origin; 9238 if (stagedDir != null) { 9239 origin = OriginInfo.fromStagedFile(stagedDir); 9240 } else { 9241 origin = OriginInfo.fromStagedContainer(stagedCid); 9242 } 9243 9244 final Message msg = mHandler.obtainMessage(INIT_COPY); 9245 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9246 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9247 mHandler.sendMessage(msg); 9248 } 9249 9250 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9251 Bundle extras = new Bundle(1); 9252 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9253 9254 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9255 packageName, extras, null, null, new int[] {userId}); 9256 try { 9257 IActivityManager am = ActivityManagerNative.getDefault(); 9258 final boolean isSystem = 9259 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9260 if (isSystem && am.isUserRunning(userId, false)) { 9261 // The just-installed/enabled app is bundled on the system, so presumed 9262 // to be able to run automatically without needing an explicit launch. 9263 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9264 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9265 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9266 .setPackage(packageName); 9267 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9268 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9269 } 9270 } catch (RemoteException e) { 9271 // shouldn't happen 9272 Slog.w(TAG, "Unable to bootstrap installed package", e); 9273 } 9274 } 9275 9276 @Override 9277 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9278 int userId) { 9279 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9280 PackageSetting pkgSetting; 9281 final int uid = Binder.getCallingUid(); 9282 enforceCrossUserPermission(uid, userId, true, true, 9283 "setApplicationHiddenSetting for user " + userId); 9284 9285 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9286 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9287 return false; 9288 } 9289 9290 long callingId = Binder.clearCallingIdentity(); 9291 try { 9292 boolean sendAdded = false; 9293 boolean sendRemoved = false; 9294 // writer 9295 synchronized (mPackages) { 9296 pkgSetting = mSettings.mPackages.get(packageName); 9297 if (pkgSetting == null) { 9298 return false; 9299 } 9300 if (pkgSetting.getHidden(userId) != hidden) { 9301 pkgSetting.setHidden(hidden, userId); 9302 mSettings.writePackageRestrictionsLPr(userId); 9303 if (hidden) { 9304 sendRemoved = true; 9305 } else { 9306 sendAdded = true; 9307 } 9308 } 9309 } 9310 if (sendAdded) { 9311 sendPackageAddedForUser(packageName, pkgSetting, userId); 9312 return true; 9313 } 9314 if (sendRemoved) { 9315 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9316 "hiding pkg"); 9317 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9318 } 9319 } finally { 9320 Binder.restoreCallingIdentity(callingId); 9321 } 9322 return false; 9323 } 9324 9325 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9326 int userId) { 9327 final PackageRemovedInfo info = new PackageRemovedInfo(); 9328 info.removedPackage = packageName; 9329 info.removedUsers = new int[] {userId}; 9330 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9331 info.sendBroadcast(false, false, false); 9332 } 9333 9334 /** 9335 * Returns true if application is not found or there was an error. Otherwise it returns 9336 * the hidden state of the package for the given user. 9337 */ 9338 @Override 9339 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9340 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9341 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9342 false, "getApplicationHidden for user " + userId); 9343 PackageSetting pkgSetting; 9344 long callingId = Binder.clearCallingIdentity(); 9345 try { 9346 // writer 9347 synchronized (mPackages) { 9348 pkgSetting = mSettings.mPackages.get(packageName); 9349 if (pkgSetting == null) { 9350 return true; 9351 } 9352 return pkgSetting.getHidden(userId); 9353 } 9354 } finally { 9355 Binder.restoreCallingIdentity(callingId); 9356 } 9357 } 9358 9359 /** 9360 * @hide 9361 */ 9362 @Override 9363 public int installExistingPackageAsUser(String packageName, int userId) { 9364 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9365 null); 9366 PackageSetting pkgSetting; 9367 final int uid = Binder.getCallingUid(); 9368 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9369 + userId); 9370 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9371 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9372 } 9373 9374 long callingId = Binder.clearCallingIdentity(); 9375 try { 9376 boolean sendAdded = false; 9377 9378 // writer 9379 synchronized (mPackages) { 9380 pkgSetting = mSettings.mPackages.get(packageName); 9381 if (pkgSetting == null) { 9382 return PackageManager.INSTALL_FAILED_INVALID_URI; 9383 } 9384 if (!pkgSetting.getInstalled(userId)) { 9385 pkgSetting.setInstalled(true, userId); 9386 pkgSetting.setHidden(false, userId); 9387 mSettings.writePackageRestrictionsLPr(userId); 9388 sendAdded = true; 9389 } 9390 } 9391 9392 if (sendAdded) { 9393 sendPackageAddedForUser(packageName, pkgSetting, userId); 9394 } 9395 } finally { 9396 Binder.restoreCallingIdentity(callingId); 9397 } 9398 9399 return PackageManager.INSTALL_SUCCEEDED; 9400 } 9401 9402 boolean isUserRestricted(int userId, String restrictionKey) { 9403 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9404 if (restrictions.getBoolean(restrictionKey, false)) { 9405 Log.w(TAG, "User is restricted: " + restrictionKey); 9406 return true; 9407 } 9408 return false; 9409 } 9410 9411 @Override 9412 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9413 mContext.enforceCallingOrSelfPermission( 9414 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9415 "Only package verification agents can verify applications"); 9416 9417 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9418 final PackageVerificationResponse response = new PackageVerificationResponse( 9419 verificationCode, Binder.getCallingUid()); 9420 msg.arg1 = id; 9421 msg.obj = response; 9422 mHandler.sendMessage(msg); 9423 } 9424 9425 @Override 9426 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9427 long millisecondsToDelay) { 9428 mContext.enforceCallingOrSelfPermission( 9429 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9430 "Only package verification agents can extend verification timeouts"); 9431 9432 final PackageVerificationState state = mPendingVerification.get(id); 9433 final PackageVerificationResponse response = new PackageVerificationResponse( 9434 verificationCodeAtTimeout, Binder.getCallingUid()); 9435 9436 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9437 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9438 } 9439 if (millisecondsToDelay < 0) { 9440 millisecondsToDelay = 0; 9441 } 9442 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9443 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9444 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9445 } 9446 9447 if ((state != null) && !state.timeoutExtended()) { 9448 state.extendTimeout(); 9449 9450 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9451 msg.arg1 = id; 9452 msg.obj = response; 9453 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9454 } 9455 } 9456 9457 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9458 int verificationCode, UserHandle user) { 9459 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9460 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9461 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9462 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9463 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9464 9465 mContext.sendBroadcastAsUser(intent, user, 9466 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9467 } 9468 9469 private ComponentName matchComponentForVerifier(String packageName, 9470 List<ResolveInfo> receivers) { 9471 ActivityInfo targetReceiver = null; 9472 9473 final int NR = receivers.size(); 9474 for (int i = 0; i < NR; i++) { 9475 final ResolveInfo info = receivers.get(i); 9476 if (info.activityInfo == null) { 9477 continue; 9478 } 9479 9480 if (packageName.equals(info.activityInfo.packageName)) { 9481 targetReceiver = info.activityInfo; 9482 break; 9483 } 9484 } 9485 9486 if (targetReceiver == null) { 9487 return null; 9488 } 9489 9490 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9491 } 9492 9493 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9494 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9495 if (pkgInfo.verifiers.length == 0) { 9496 return null; 9497 } 9498 9499 final int N = pkgInfo.verifiers.length; 9500 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9501 for (int i = 0; i < N; i++) { 9502 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9503 9504 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9505 receivers); 9506 if (comp == null) { 9507 continue; 9508 } 9509 9510 final int verifierUid = getUidForVerifier(verifierInfo); 9511 if (verifierUid == -1) { 9512 continue; 9513 } 9514 9515 if (DEBUG_VERIFY) { 9516 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9517 + " with the correct signature"); 9518 } 9519 sufficientVerifiers.add(comp); 9520 verificationState.addSufficientVerifier(verifierUid); 9521 } 9522 9523 return sufficientVerifiers; 9524 } 9525 9526 private int getUidForVerifier(VerifierInfo verifierInfo) { 9527 synchronized (mPackages) { 9528 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9529 if (pkg == null) { 9530 return -1; 9531 } else if (pkg.mSignatures.length != 1) { 9532 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9533 + " has more than one signature; ignoring"); 9534 return -1; 9535 } 9536 9537 /* 9538 * If the public key of the package's signature does not match 9539 * our expected public key, then this is a different package and 9540 * we should skip. 9541 */ 9542 9543 final byte[] expectedPublicKey; 9544 try { 9545 final Signature verifierSig = pkg.mSignatures[0]; 9546 final PublicKey publicKey = verifierSig.getPublicKey(); 9547 expectedPublicKey = publicKey.getEncoded(); 9548 } catch (CertificateException e) { 9549 return -1; 9550 } 9551 9552 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9553 9554 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9555 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9556 + " does not have the expected public key; ignoring"); 9557 return -1; 9558 } 9559 9560 return pkg.applicationInfo.uid; 9561 } 9562 } 9563 9564 @Override 9565 public void finishPackageInstall(int token) { 9566 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9567 9568 if (DEBUG_INSTALL) { 9569 Slog.v(TAG, "BM finishing package install for " + token); 9570 } 9571 9572 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9573 mHandler.sendMessage(msg); 9574 } 9575 9576 /** 9577 * Get the verification agent timeout. 9578 * 9579 * @return verification timeout in milliseconds 9580 */ 9581 private long getVerificationTimeout() { 9582 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9583 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9584 DEFAULT_VERIFICATION_TIMEOUT); 9585 } 9586 9587 /** 9588 * Get the default verification agent response code. 9589 * 9590 * @return default verification response code 9591 */ 9592 private int getDefaultVerificationResponse() { 9593 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9594 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9595 DEFAULT_VERIFICATION_RESPONSE); 9596 } 9597 9598 /** 9599 * Check whether or not package verification has been enabled. 9600 * 9601 * @return true if verification should be performed 9602 */ 9603 private boolean isVerificationEnabled(int userId, int installFlags) { 9604 if (!DEFAULT_VERIFY_ENABLE) { 9605 return false; 9606 } 9607 9608 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9609 9610 // Check if installing from ADB 9611 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9612 // Do not run verification in a test harness environment 9613 if (ActivityManager.isRunningInTestHarness()) { 9614 return false; 9615 } 9616 if (ensureVerifyAppsEnabled) { 9617 return true; 9618 } 9619 // Check if the developer does not want package verification for ADB installs 9620 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9621 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9622 return false; 9623 } 9624 } 9625 9626 if (ensureVerifyAppsEnabled) { 9627 return true; 9628 } 9629 9630 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9631 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9632 } 9633 9634 @Override 9635 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9636 throws RemoteException { 9637 mContext.enforceCallingOrSelfPermission( 9638 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9639 "Only intentfilter verification agents can verify applications"); 9640 9641 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9642 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9643 Binder.getCallingUid(), verificationCode, failedDomains); 9644 msg.arg1 = id; 9645 msg.obj = response; 9646 mHandler.sendMessage(msg); 9647 } 9648 9649 @Override 9650 public int getIntentVerificationStatus(String packageName, int userId) { 9651 synchronized (mPackages) { 9652 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9653 } 9654 } 9655 9656 @Override 9657 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9658 mContext.enforceCallingOrSelfPermission( 9659 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9660 9661 boolean result = false; 9662 synchronized (mPackages) { 9663 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9664 } 9665 if (result) { 9666 scheduleWritePackageRestrictionsLocked(userId); 9667 } 9668 return result; 9669 } 9670 9671 @Override 9672 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9673 synchronized (mPackages) { 9674 return mSettings.getIntentFilterVerificationsLPr(packageName); 9675 } 9676 } 9677 9678 @Override 9679 public List<IntentFilter> getAllIntentFilters(String packageName) { 9680 if (TextUtils.isEmpty(packageName)) { 9681 return Collections.<IntentFilter>emptyList(); 9682 } 9683 synchronized (mPackages) { 9684 PackageParser.Package pkg = mPackages.get(packageName); 9685 if (pkg == null || pkg.activities == null) { 9686 return Collections.<IntentFilter>emptyList(); 9687 } 9688 final int count = pkg.activities.size(); 9689 ArrayList<IntentFilter> result = new ArrayList<>(); 9690 for (int n=0; n<count; n++) { 9691 PackageParser.Activity activity = pkg.activities.get(n); 9692 if (activity.intents != null || activity.intents.size() > 0) { 9693 result.addAll(activity.intents); 9694 } 9695 } 9696 return result; 9697 } 9698 } 9699 9700 @Override 9701 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9702 mContext.enforceCallingOrSelfPermission( 9703 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9704 9705 synchronized (mPackages) { 9706 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9707 if (packageName != null) { 9708 result |= updateIntentVerificationStatus(packageName, 9709 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9710 UserHandle.myUserId()); 9711 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9712 packageName, userId); 9713 } 9714 return result; 9715 } 9716 } 9717 9718 @Override 9719 public String getDefaultBrowserPackageName(int userId) { 9720 synchronized (mPackages) { 9721 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9722 } 9723 } 9724 9725 /** 9726 * Get the "allow unknown sources" setting. 9727 * 9728 * @return the current "allow unknown sources" setting 9729 */ 9730 private int getUnknownSourcesSettings() { 9731 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9732 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9733 -1); 9734 } 9735 9736 @Override 9737 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9738 final int uid = Binder.getCallingUid(); 9739 // writer 9740 synchronized (mPackages) { 9741 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9742 if (targetPackageSetting == null) { 9743 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9744 } 9745 9746 PackageSetting installerPackageSetting; 9747 if (installerPackageName != null) { 9748 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9749 if (installerPackageSetting == null) { 9750 throw new IllegalArgumentException("Unknown installer package: " 9751 + installerPackageName); 9752 } 9753 } else { 9754 installerPackageSetting = null; 9755 } 9756 9757 Signature[] callerSignature; 9758 Object obj = mSettings.getUserIdLPr(uid); 9759 if (obj != null) { 9760 if (obj instanceof SharedUserSetting) { 9761 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9762 } else if (obj instanceof PackageSetting) { 9763 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9764 } else { 9765 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9766 } 9767 } else { 9768 throw new SecurityException("Unknown calling uid " + uid); 9769 } 9770 9771 // Verify: can't set installerPackageName to a package that is 9772 // not signed with the same cert as the caller. 9773 if (installerPackageSetting != null) { 9774 if (compareSignatures(callerSignature, 9775 installerPackageSetting.signatures.mSignatures) 9776 != PackageManager.SIGNATURE_MATCH) { 9777 throw new SecurityException( 9778 "Caller does not have same cert as new installer package " 9779 + installerPackageName); 9780 } 9781 } 9782 9783 // Verify: if target already has an installer package, it must 9784 // be signed with the same cert as the caller. 9785 if (targetPackageSetting.installerPackageName != null) { 9786 PackageSetting setting = mSettings.mPackages.get( 9787 targetPackageSetting.installerPackageName); 9788 // If the currently set package isn't valid, then it's always 9789 // okay to change it. 9790 if (setting != null) { 9791 if (compareSignatures(callerSignature, 9792 setting.signatures.mSignatures) 9793 != PackageManager.SIGNATURE_MATCH) { 9794 throw new SecurityException( 9795 "Caller does not have same cert as old installer package " 9796 + targetPackageSetting.installerPackageName); 9797 } 9798 } 9799 } 9800 9801 // Okay! 9802 targetPackageSetting.installerPackageName = installerPackageName; 9803 scheduleWriteSettingsLocked(); 9804 } 9805 } 9806 9807 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9808 // Queue up an async operation since the package installation may take a little while. 9809 mHandler.post(new Runnable() { 9810 public void run() { 9811 mHandler.removeCallbacks(this); 9812 // Result object to be returned 9813 PackageInstalledInfo res = new PackageInstalledInfo(); 9814 res.returnCode = currentStatus; 9815 res.uid = -1; 9816 res.pkg = null; 9817 res.removedInfo = new PackageRemovedInfo(); 9818 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9819 args.doPreInstall(res.returnCode); 9820 synchronized (mInstallLock) { 9821 installPackageLI(args, res); 9822 } 9823 args.doPostInstall(res.returnCode, res.uid); 9824 } 9825 9826 // A restore should be performed at this point if (a) the install 9827 // succeeded, (b) the operation is not an update, and (c) the new 9828 // package has not opted out of backup participation. 9829 final boolean update = res.removedInfo.removedPackage != null; 9830 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9831 boolean doRestore = !update 9832 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9833 9834 // Set up the post-install work request bookkeeping. This will be used 9835 // and cleaned up by the post-install event handling regardless of whether 9836 // there's a restore pass performed. Token values are >= 1. 9837 int token; 9838 if (mNextInstallToken < 0) mNextInstallToken = 1; 9839 token = mNextInstallToken++; 9840 9841 PostInstallData data = new PostInstallData(args, res); 9842 mRunningInstalls.put(token, data); 9843 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9844 9845 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9846 // Pass responsibility to the Backup Manager. It will perform a 9847 // restore if appropriate, then pass responsibility back to the 9848 // Package Manager to run the post-install observer callbacks 9849 // and broadcasts. 9850 IBackupManager bm = IBackupManager.Stub.asInterface( 9851 ServiceManager.getService(Context.BACKUP_SERVICE)); 9852 if (bm != null) { 9853 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9854 + " to BM for possible restore"); 9855 try { 9856 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9857 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9858 } else { 9859 doRestore = false; 9860 } 9861 } catch (RemoteException e) { 9862 // can't happen; the backup manager is local 9863 } catch (Exception e) { 9864 Slog.e(TAG, "Exception trying to enqueue restore", e); 9865 doRestore = false; 9866 } 9867 } else { 9868 Slog.e(TAG, "Backup Manager not found!"); 9869 doRestore = false; 9870 } 9871 } 9872 9873 if (!doRestore) { 9874 // No restore possible, or the Backup Manager was mysteriously not 9875 // available -- just fire the post-install work request directly. 9876 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9877 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9878 mHandler.sendMessage(msg); 9879 } 9880 } 9881 }); 9882 } 9883 9884 private abstract class HandlerParams { 9885 private static final int MAX_RETRIES = 4; 9886 9887 /** 9888 * Number of times startCopy() has been attempted and had a non-fatal 9889 * error. 9890 */ 9891 private int mRetries = 0; 9892 9893 /** User handle for the user requesting the information or installation. */ 9894 private final UserHandle mUser; 9895 9896 HandlerParams(UserHandle user) { 9897 mUser = user; 9898 } 9899 9900 UserHandle getUser() { 9901 return mUser; 9902 } 9903 9904 final boolean startCopy() { 9905 boolean res; 9906 try { 9907 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9908 9909 if (++mRetries > MAX_RETRIES) { 9910 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9911 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9912 handleServiceError(); 9913 return false; 9914 } else { 9915 handleStartCopy(); 9916 res = true; 9917 } 9918 } catch (RemoteException e) { 9919 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9920 mHandler.sendEmptyMessage(MCS_RECONNECT); 9921 res = false; 9922 } 9923 handleReturnCode(); 9924 return res; 9925 } 9926 9927 final void serviceError() { 9928 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9929 handleServiceError(); 9930 handleReturnCode(); 9931 } 9932 9933 abstract void handleStartCopy() throws RemoteException; 9934 abstract void handleServiceError(); 9935 abstract void handleReturnCode(); 9936 } 9937 9938 class MeasureParams extends HandlerParams { 9939 private final PackageStats mStats; 9940 private boolean mSuccess; 9941 9942 private final IPackageStatsObserver mObserver; 9943 9944 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9945 super(new UserHandle(stats.userHandle)); 9946 mObserver = observer; 9947 mStats = stats; 9948 } 9949 9950 @Override 9951 public String toString() { 9952 return "MeasureParams{" 9953 + Integer.toHexString(System.identityHashCode(this)) 9954 + " " + mStats.packageName + "}"; 9955 } 9956 9957 @Override 9958 void handleStartCopy() throws RemoteException { 9959 synchronized (mInstallLock) { 9960 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9961 } 9962 9963 if (mSuccess) { 9964 final boolean mounted; 9965 if (Environment.isExternalStorageEmulated()) { 9966 mounted = true; 9967 } else { 9968 final String status = Environment.getExternalStorageState(); 9969 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9970 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9971 } 9972 9973 if (mounted) { 9974 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9975 9976 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9977 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9978 9979 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9980 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9981 9982 // Always subtract cache size, since it's a subdirectory 9983 mStats.externalDataSize -= mStats.externalCacheSize; 9984 9985 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9986 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9987 9988 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9989 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9990 } 9991 } 9992 } 9993 9994 @Override 9995 void handleReturnCode() { 9996 if (mObserver != null) { 9997 try { 9998 mObserver.onGetStatsCompleted(mStats, mSuccess); 9999 } catch (RemoteException e) { 10000 Slog.i(TAG, "Observer no longer exists."); 10001 } 10002 } 10003 } 10004 10005 @Override 10006 void handleServiceError() { 10007 Slog.e(TAG, "Could not measure application " + mStats.packageName 10008 + " external storage"); 10009 } 10010 } 10011 10012 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10013 throws RemoteException { 10014 long result = 0; 10015 for (File path : paths) { 10016 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10017 } 10018 return result; 10019 } 10020 10021 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10022 for (File path : paths) { 10023 try { 10024 mcs.clearDirectory(path.getAbsolutePath()); 10025 } catch (RemoteException e) { 10026 } 10027 } 10028 } 10029 10030 static class OriginInfo { 10031 /** 10032 * Location where install is coming from, before it has been 10033 * copied/renamed into place. This could be a single monolithic APK 10034 * file, or a cluster directory. This location may be untrusted. 10035 */ 10036 final File file; 10037 final String cid; 10038 10039 /** 10040 * Flag indicating that {@link #file} or {@link #cid} has already been 10041 * staged, meaning downstream users don't need to defensively copy the 10042 * contents. 10043 */ 10044 final boolean staged; 10045 10046 /** 10047 * Flag indicating that {@link #file} or {@link #cid} is an already 10048 * installed app that is being moved. 10049 */ 10050 final boolean existing; 10051 10052 final String resolvedPath; 10053 final File resolvedFile; 10054 10055 static OriginInfo fromNothing() { 10056 return new OriginInfo(null, null, false, false); 10057 } 10058 10059 static OriginInfo fromUntrustedFile(File file) { 10060 return new OriginInfo(file, null, false, false); 10061 } 10062 10063 static OriginInfo fromExistingFile(File file) { 10064 return new OriginInfo(file, null, false, true); 10065 } 10066 10067 static OriginInfo fromStagedFile(File file) { 10068 return new OriginInfo(file, null, true, false); 10069 } 10070 10071 static OriginInfo fromStagedContainer(String cid) { 10072 return new OriginInfo(null, cid, true, false); 10073 } 10074 10075 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10076 this.file = file; 10077 this.cid = cid; 10078 this.staged = staged; 10079 this.existing = existing; 10080 10081 if (cid != null) { 10082 resolvedPath = PackageHelper.getSdDir(cid); 10083 resolvedFile = new File(resolvedPath); 10084 } else if (file != null) { 10085 resolvedPath = file.getAbsolutePath(); 10086 resolvedFile = file; 10087 } else { 10088 resolvedPath = null; 10089 resolvedFile = null; 10090 } 10091 } 10092 } 10093 10094 class MoveInfo { 10095 final int moveId; 10096 final String fromUuid; 10097 final String toUuid; 10098 final String packageName; 10099 final String dataAppName; 10100 final int appId; 10101 final String seinfo; 10102 10103 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10104 String dataAppName, int appId, String seinfo) { 10105 this.moveId = moveId; 10106 this.fromUuid = fromUuid; 10107 this.toUuid = toUuid; 10108 this.packageName = packageName; 10109 this.dataAppName = dataAppName; 10110 this.appId = appId; 10111 this.seinfo = seinfo; 10112 } 10113 } 10114 10115 class InstallParams extends HandlerParams { 10116 final OriginInfo origin; 10117 final MoveInfo move; 10118 final IPackageInstallObserver2 observer; 10119 int installFlags; 10120 final String installerPackageName; 10121 final String volumeUuid; 10122 final VerificationParams verificationParams; 10123 private InstallArgs mArgs; 10124 private int mRet; 10125 final String packageAbiOverride; 10126 10127 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10128 int installFlags, String installerPackageName, String volumeUuid, 10129 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10130 super(user); 10131 this.origin = origin; 10132 this.move = move; 10133 this.observer = observer; 10134 this.installFlags = installFlags; 10135 this.installerPackageName = installerPackageName; 10136 this.volumeUuid = volumeUuid; 10137 this.verificationParams = verificationParams; 10138 this.packageAbiOverride = packageAbiOverride; 10139 } 10140 10141 @Override 10142 public String toString() { 10143 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10144 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10145 } 10146 10147 public ManifestDigest getManifestDigest() { 10148 if (verificationParams == null) { 10149 return null; 10150 } 10151 return verificationParams.getManifestDigest(); 10152 } 10153 10154 private int installLocationPolicy(PackageInfoLite pkgLite) { 10155 String packageName = pkgLite.packageName; 10156 int installLocation = pkgLite.installLocation; 10157 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10158 // reader 10159 synchronized (mPackages) { 10160 PackageParser.Package pkg = mPackages.get(packageName); 10161 if (pkg != null) { 10162 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10163 // Check for downgrading. 10164 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10165 try { 10166 checkDowngrade(pkg, pkgLite); 10167 } catch (PackageManagerException e) { 10168 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10169 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10170 } 10171 } 10172 // Check for updated system application. 10173 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10174 if (onSd) { 10175 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10176 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10177 } 10178 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10179 } else { 10180 if (onSd) { 10181 // Install flag overrides everything. 10182 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10183 } 10184 // If current upgrade specifies particular preference 10185 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10186 // Application explicitly specified internal. 10187 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10188 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10189 // App explictly prefers external. Let policy decide 10190 } else { 10191 // Prefer previous location 10192 if (isExternal(pkg)) { 10193 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10194 } 10195 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10196 } 10197 } 10198 } else { 10199 // Invalid install. Return error code 10200 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10201 } 10202 } 10203 } 10204 // All the special cases have been taken care of. 10205 // Return result based on recommended install location. 10206 if (onSd) { 10207 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10208 } 10209 return pkgLite.recommendedInstallLocation; 10210 } 10211 10212 /* 10213 * Invoke remote method to get package information and install 10214 * location values. Override install location based on default 10215 * policy if needed and then create install arguments based 10216 * on the install location. 10217 */ 10218 public void handleStartCopy() throws RemoteException { 10219 int ret = PackageManager.INSTALL_SUCCEEDED; 10220 10221 // If we're already staged, we've firmly committed to an install location 10222 if (origin.staged) { 10223 if (origin.file != null) { 10224 installFlags |= PackageManager.INSTALL_INTERNAL; 10225 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10226 } else if (origin.cid != null) { 10227 installFlags |= PackageManager.INSTALL_EXTERNAL; 10228 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10229 } else { 10230 throw new IllegalStateException("Invalid stage location"); 10231 } 10232 } 10233 10234 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10235 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10236 10237 PackageInfoLite pkgLite = null; 10238 10239 if (onInt && onSd) { 10240 // Check if both bits are set. 10241 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10242 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10243 } else { 10244 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10245 packageAbiOverride); 10246 10247 /* 10248 * If we have too little free space, try to free cache 10249 * before giving up. 10250 */ 10251 if (!origin.staged && pkgLite.recommendedInstallLocation 10252 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10253 // TODO: focus freeing disk space on the target device 10254 final StorageManager storage = StorageManager.from(mContext); 10255 final long lowThreshold = storage.getStorageLowBytes( 10256 Environment.getDataDirectory()); 10257 10258 final long sizeBytes = mContainerService.calculateInstalledSize( 10259 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10260 10261 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10262 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10263 installFlags, packageAbiOverride); 10264 } 10265 10266 /* 10267 * The cache free must have deleted the file we 10268 * downloaded to install. 10269 * 10270 * TODO: fix the "freeCache" call to not delete 10271 * the file we care about. 10272 */ 10273 if (pkgLite.recommendedInstallLocation 10274 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10275 pkgLite.recommendedInstallLocation 10276 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10277 } 10278 } 10279 } 10280 10281 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10282 int loc = pkgLite.recommendedInstallLocation; 10283 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10284 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10285 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10286 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10287 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10288 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10289 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10290 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10291 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10292 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10293 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10294 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10295 } else { 10296 // Override with defaults if needed. 10297 loc = installLocationPolicy(pkgLite); 10298 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10299 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10300 } else if (!onSd && !onInt) { 10301 // Override install location with flags 10302 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10303 // Set the flag to install on external media. 10304 installFlags |= PackageManager.INSTALL_EXTERNAL; 10305 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10306 } else { 10307 // Make sure the flag for installing on external 10308 // media is unset 10309 installFlags |= PackageManager.INSTALL_INTERNAL; 10310 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10311 } 10312 } 10313 } 10314 } 10315 10316 final InstallArgs args = createInstallArgs(this); 10317 mArgs = args; 10318 10319 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10320 /* 10321 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10322 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10323 */ 10324 int userIdentifier = getUser().getIdentifier(); 10325 if (userIdentifier == UserHandle.USER_ALL 10326 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10327 userIdentifier = UserHandle.USER_OWNER; 10328 } 10329 10330 /* 10331 * Determine if we have any installed package verifiers. If we 10332 * do, then we'll defer to them to verify the packages. 10333 */ 10334 final int requiredUid = mRequiredVerifierPackage == null ? -1 10335 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10336 if (!origin.existing && requiredUid != -1 10337 && isVerificationEnabled(userIdentifier, installFlags)) { 10338 final Intent verification = new Intent( 10339 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10340 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10341 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10342 PACKAGE_MIME_TYPE); 10343 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10344 10345 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10346 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10347 0 /* TODO: Which userId? */); 10348 10349 if (DEBUG_VERIFY) { 10350 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10351 + verification.toString() + " with " + pkgLite.verifiers.length 10352 + " optional verifiers"); 10353 } 10354 10355 final int verificationId = mPendingVerificationToken++; 10356 10357 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10358 10359 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10360 installerPackageName); 10361 10362 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10363 installFlags); 10364 10365 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10366 pkgLite.packageName); 10367 10368 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10369 pkgLite.versionCode); 10370 10371 if (verificationParams != null) { 10372 if (verificationParams.getVerificationURI() != null) { 10373 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10374 verificationParams.getVerificationURI()); 10375 } 10376 if (verificationParams.getOriginatingURI() != null) { 10377 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10378 verificationParams.getOriginatingURI()); 10379 } 10380 if (verificationParams.getReferrer() != null) { 10381 verification.putExtra(Intent.EXTRA_REFERRER, 10382 verificationParams.getReferrer()); 10383 } 10384 if (verificationParams.getOriginatingUid() >= 0) { 10385 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10386 verificationParams.getOriginatingUid()); 10387 } 10388 if (verificationParams.getInstallerUid() >= 0) { 10389 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10390 verificationParams.getInstallerUid()); 10391 } 10392 } 10393 10394 final PackageVerificationState verificationState = new PackageVerificationState( 10395 requiredUid, args); 10396 10397 mPendingVerification.append(verificationId, verificationState); 10398 10399 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10400 receivers, verificationState); 10401 10402 /* 10403 * If any sufficient verifiers were listed in the package 10404 * manifest, attempt to ask them. 10405 */ 10406 if (sufficientVerifiers != null) { 10407 final int N = sufficientVerifiers.size(); 10408 if (N == 0) { 10409 Slog.i(TAG, "Additional verifiers required, but none installed."); 10410 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10411 } else { 10412 for (int i = 0; i < N; i++) { 10413 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10414 10415 final Intent sufficientIntent = new Intent(verification); 10416 sufficientIntent.setComponent(verifierComponent); 10417 10418 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10419 } 10420 } 10421 } 10422 10423 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10424 mRequiredVerifierPackage, receivers); 10425 if (ret == PackageManager.INSTALL_SUCCEEDED 10426 && mRequiredVerifierPackage != null) { 10427 /* 10428 * Send the intent to the required verification agent, 10429 * but only start the verification timeout after the 10430 * target BroadcastReceivers have run. 10431 */ 10432 verification.setComponent(requiredVerifierComponent); 10433 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10434 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10435 new BroadcastReceiver() { 10436 @Override 10437 public void onReceive(Context context, Intent intent) { 10438 final Message msg = mHandler 10439 .obtainMessage(CHECK_PENDING_VERIFICATION); 10440 msg.arg1 = verificationId; 10441 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10442 } 10443 }, null, 0, null, null); 10444 10445 /* 10446 * We don't want the copy to proceed until verification 10447 * succeeds, so null out this field. 10448 */ 10449 mArgs = null; 10450 } 10451 } else { 10452 /* 10453 * No package verification is enabled, so immediately start 10454 * the remote call to initiate copy using temporary file. 10455 */ 10456 ret = args.copyApk(mContainerService, true); 10457 } 10458 } 10459 10460 mRet = ret; 10461 } 10462 10463 @Override 10464 void handleReturnCode() { 10465 // If mArgs is null, then MCS couldn't be reached. When it 10466 // reconnects, it will try again to install. At that point, this 10467 // will succeed. 10468 if (mArgs != null) { 10469 processPendingInstall(mArgs, mRet); 10470 } 10471 } 10472 10473 @Override 10474 void handleServiceError() { 10475 mArgs = createInstallArgs(this); 10476 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10477 } 10478 10479 public boolean isForwardLocked() { 10480 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10481 } 10482 } 10483 10484 /** 10485 * Used during creation of InstallArgs 10486 * 10487 * @param installFlags package installation flags 10488 * @return true if should be installed on external storage 10489 */ 10490 private static boolean installOnExternalAsec(int installFlags) { 10491 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10492 return false; 10493 } 10494 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10495 return true; 10496 } 10497 return false; 10498 } 10499 10500 /** 10501 * Used during creation of InstallArgs 10502 * 10503 * @param installFlags package installation flags 10504 * @return true if should be installed as forward locked 10505 */ 10506 private static boolean installForwardLocked(int installFlags) { 10507 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10508 } 10509 10510 private InstallArgs createInstallArgs(InstallParams params) { 10511 if (params.move != null) { 10512 return new MoveInstallArgs(params); 10513 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10514 return new AsecInstallArgs(params); 10515 } else { 10516 return new FileInstallArgs(params); 10517 } 10518 } 10519 10520 /** 10521 * Create args that describe an existing installed package. Typically used 10522 * when cleaning up old installs, or used as a move source. 10523 */ 10524 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10525 String resourcePath, String[] instructionSets) { 10526 final boolean isInAsec; 10527 if (installOnExternalAsec(installFlags)) { 10528 /* Apps on SD card are always in ASEC containers. */ 10529 isInAsec = true; 10530 } else if (installForwardLocked(installFlags) 10531 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10532 /* 10533 * Forward-locked apps are only in ASEC containers if they're the 10534 * new style 10535 */ 10536 isInAsec = true; 10537 } else { 10538 isInAsec = false; 10539 } 10540 10541 if (isInAsec) { 10542 return new AsecInstallArgs(codePath, instructionSets, 10543 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10544 } else { 10545 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10546 } 10547 } 10548 10549 static abstract class InstallArgs { 10550 /** @see InstallParams#origin */ 10551 final OriginInfo origin; 10552 /** @see InstallParams#move */ 10553 final MoveInfo move; 10554 10555 final IPackageInstallObserver2 observer; 10556 // Always refers to PackageManager flags only 10557 final int installFlags; 10558 final String installerPackageName; 10559 final String volumeUuid; 10560 final ManifestDigest manifestDigest; 10561 final UserHandle user; 10562 final String abiOverride; 10563 10564 // The list of instruction sets supported by this app. This is currently 10565 // only used during the rmdex() phase to clean up resources. We can get rid of this 10566 // if we move dex files under the common app path. 10567 /* nullable */ String[] instructionSets; 10568 10569 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10570 int installFlags, String installerPackageName, String volumeUuid, 10571 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10572 String abiOverride) { 10573 this.origin = origin; 10574 this.move = move; 10575 this.installFlags = installFlags; 10576 this.observer = observer; 10577 this.installerPackageName = installerPackageName; 10578 this.volumeUuid = volumeUuid; 10579 this.manifestDigest = manifestDigest; 10580 this.user = user; 10581 this.instructionSets = instructionSets; 10582 this.abiOverride = abiOverride; 10583 } 10584 10585 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10586 abstract int doPreInstall(int status); 10587 10588 /** 10589 * Rename package into final resting place. All paths on the given 10590 * scanned package should be updated to reflect the rename. 10591 */ 10592 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10593 abstract int doPostInstall(int status, int uid); 10594 10595 /** @see PackageSettingBase#codePathString */ 10596 abstract String getCodePath(); 10597 /** @see PackageSettingBase#resourcePathString */ 10598 abstract String getResourcePath(); 10599 10600 // Need installer lock especially for dex file removal. 10601 abstract void cleanUpResourcesLI(); 10602 abstract boolean doPostDeleteLI(boolean delete); 10603 10604 /** 10605 * Called before the source arguments are copied. This is used mostly 10606 * for MoveParams when it needs to read the source file to put it in the 10607 * destination. 10608 */ 10609 int doPreCopy() { 10610 return PackageManager.INSTALL_SUCCEEDED; 10611 } 10612 10613 /** 10614 * Called after the source arguments are copied. This is used mostly for 10615 * MoveParams when it needs to read the source file to put it in the 10616 * destination. 10617 * 10618 * @return 10619 */ 10620 int doPostCopy(int uid) { 10621 return PackageManager.INSTALL_SUCCEEDED; 10622 } 10623 10624 protected boolean isFwdLocked() { 10625 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10626 } 10627 10628 protected boolean isExternalAsec() { 10629 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10630 } 10631 10632 UserHandle getUser() { 10633 return user; 10634 } 10635 } 10636 10637 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10638 if (!allCodePaths.isEmpty()) { 10639 if (instructionSets == null) { 10640 throw new IllegalStateException("instructionSet == null"); 10641 } 10642 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10643 for (String codePath : allCodePaths) { 10644 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10645 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10646 if (retCode < 0) { 10647 Slog.w(TAG, "Couldn't remove dex file for package: " 10648 + " at location " + codePath + ", retcode=" + retCode); 10649 // we don't consider this to be a failure of the core package deletion 10650 } 10651 } 10652 } 10653 } 10654 } 10655 10656 /** 10657 * Logic to handle installation of non-ASEC applications, including copying 10658 * and renaming logic. 10659 */ 10660 class FileInstallArgs extends InstallArgs { 10661 private File codeFile; 10662 private File resourceFile; 10663 10664 // Example topology: 10665 // /data/app/com.example/base.apk 10666 // /data/app/com.example/split_foo.apk 10667 // /data/app/com.example/lib/arm/libfoo.so 10668 // /data/app/com.example/lib/arm64/libfoo.so 10669 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10670 10671 /** New install */ 10672 FileInstallArgs(InstallParams params) { 10673 super(params.origin, params.move, params.observer, params.installFlags, 10674 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10675 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10676 if (isFwdLocked()) { 10677 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10678 } 10679 } 10680 10681 /** Existing install */ 10682 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10683 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10684 null); 10685 this.codeFile = (codePath != null) ? new File(codePath) : null; 10686 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10687 } 10688 10689 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10690 if (origin.staged) { 10691 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10692 codeFile = origin.file; 10693 resourceFile = origin.file; 10694 return PackageManager.INSTALL_SUCCEEDED; 10695 } 10696 10697 try { 10698 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10699 codeFile = tempDir; 10700 resourceFile = tempDir; 10701 } catch (IOException e) { 10702 Slog.w(TAG, "Failed to create copy file: " + e); 10703 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10704 } 10705 10706 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10707 @Override 10708 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10709 if (!FileUtils.isValidExtFilename(name)) { 10710 throw new IllegalArgumentException("Invalid filename: " + name); 10711 } 10712 try { 10713 final File file = new File(codeFile, name); 10714 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10715 O_RDWR | O_CREAT, 0644); 10716 Os.chmod(file.getAbsolutePath(), 0644); 10717 return new ParcelFileDescriptor(fd); 10718 } catch (ErrnoException e) { 10719 throw new RemoteException("Failed to open: " + e.getMessage()); 10720 } 10721 } 10722 }; 10723 10724 int ret = PackageManager.INSTALL_SUCCEEDED; 10725 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10726 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10727 Slog.e(TAG, "Failed to copy package"); 10728 return ret; 10729 } 10730 10731 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10732 NativeLibraryHelper.Handle handle = null; 10733 try { 10734 handle = NativeLibraryHelper.Handle.create(codeFile); 10735 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10736 abiOverride); 10737 } catch (IOException e) { 10738 Slog.e(TAG, "Copying native libraries failed", e); 10739 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10740 } finally { 10741 IoUtils.closeQuietly(handle); 10742 } 10743 10744 return ret; 10745 } 10746 10747 int doPreInstall(int status) { 10748 if (status != PackageManager.INSTALL_SUCCEEDED) { 10749 cleanUp(); 10750 } 10751 return status; 10752 } 10753 10754 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10755 if (status != PackageManager.INSTALL_SUCCEEDED) { 10756 cleanUp(); 10757 return false; 10758 } 10759 10760 final File targetDir = codeFile.getParentFile(); 10761 final File beforeCodeFile = codeFile; 10762 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10763 10764 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10765 try { 10766 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10767 } catch (ErrnoException e) { 10768 Slog.w(TAG, "Failed to rename", e); 10769 return false; 10770 } 10771 10772 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10773 Slog.w(TAG, "Failed to restorecon"); 10774 return false; 10775 } 10776 10777 // Reflect the rename internally 10778 codeFile = afterCodeFile; 10779 resourceFile = afterCodeFile; 10780 10781 // Reflect the rename in scanned details 10782 pkg.codePath = afterCodeFile.getAbsolutePath(); 10783 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10784 pkg.baseCodePath); 10785 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10786 pkg.splitCodePaths); 10787 10788 // Reflect the rename in app info 10789 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10790 pkg.applicationInfo.setCodePath(pkg.codePath); 10791 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10792 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10793 pkg.applicationInfo.setResourcePath(pkg.codePath); 10794 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10795 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10796 10797 return true; 10798 } 10799 10800 int doPostInstall(int status, int uid) { 10801 if (status != PackageManager.INSTALL_SUCCEEDED) { 10802 cleanUp(); 10803 } 10804 return status; 10805 } 10806 10807 @Override 10808 String getCodePath() { 10809 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10810 } 10811 10812 @Override 10813 String getResourcePath() { 10814 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10815 } 10816 10817 private boolean cleanUp() { 10818 if (codeFile == null || !codeFile.exists()) { 10819 return false; 10820 } 10821 10822 if (codeFile.isDirectory()) { 10823 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10824 } else { 10825 codeFile.delete(); 10826 } 10827 10828 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10829 resourceFile.delete(); 10830 } 10831 10832 return true; 10833 } 10834 10835 void cleanUpResourcesLI() { 10836 // Try enumerating all code paths before deleting 10837 List<String> allCodePaths = Collections.EMPTY_LIST; 10838 if (codeFile != null && codeFile.exists()) { 10839 try { 10840 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10841 allCodePaths = pkg.getAllCodePaths(); 10842 } catch (PackageParserException e) { 10843 // Ignored; we tried our best 10844 } 10845 } 10846 10847 cleanUp(); 10848 removeDexFiles(allCodePaths, instructionSets); 10849 } 10850 10851 boolean doPostDeleteLI(boolean delete) { 10852 // XXX err, shouldn't we respect the delete flag? 10853 cleanUpResourcesLI(); 10854 return true; 10855 } 10856 } 10857 10858 private boolean isAsecExternal(String cid) { 10859 final String asecPath = PackageHelper.getSdFilesystem(cid); 10860 return !asecPath.startsWith(mAsecInternalPath); 10861 } 10862 10863 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10864 PackageManagerException { 10865 if (copyRet < 0) { 10866 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10867 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10868 throw new PackageManagerException(copyRet, message); 10869 } 10870 } 10871 } 10872 10873 /** 10874 * Extract the MountService "container ID" from the full code path of an 10875 * .apk. 10876 */ 10877 static String cidFromCodePath(String fullCodePath) { 10878 int eidx = fullCodePath.lastIndexOf("/"); 10879 String subStr1 = fullCodePath.substring(0, eidx); 10880 int sidx = subStr1.lastIndexOf("/"); 10881 return subStr1.substring(sidx+1, eidx); 10882 } 10883 10884 /** 10885 * Logic to handle installation of ASEC applications, including copying and 10886 * renaming logic. 10887 */ 10888 class AsecInstallArgs extends InstallArgs { 10889 static final String RES_FILE_NAME = "pkg.apk"; 10890 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10891 10892 String cid; 10893 String packagePath; 10894 String resourcePath; 10895 10896 /** New install */ 10897 AsecInstallArgs(InstallParams params) { 10898 super(params.origin, params.move, params.observer, params.installFlags, 10899 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10900 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10901 } 10902 10903 /** Existing install */ 10904 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10905 boolean isExternal, boolean isForwardLocked) { 10906 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10907 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10908 instructionSets, null); 10909 // Hackily pretend we're still looking at a full code path 10910 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10911 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10912 } 10913 10914 // Extract cid from fullCodePath 10915 int eidx = fullCodePath.lastIndexOf("/"); 10916 String subStr1 = fullCodePath.substring(0, eidx); 10917 int sidx = subStr1.lastIndexOf("/"); 10918 cid = subStr1.substring(sidx+1, eidx); 10919 setMountPath(subStr1); 10920 } 10921 10922 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10923 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10924 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10925 instructionSets, null); 10926 this.cid = cid; 10927 setMountPath(PackageHelper.getSdDir(cid)); 10928 } 10929 10930 void createCopyFile() { 10931 cid = mInstallerService.allocateExternalStageCidLegacy(); 10932 } 10933 10934 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10935 if (origin.staged) { 10936 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10937 cid = origin.cid; 10938 setMountPath(PackageHelper.getSdDir(cid)); 10939 return PackageManager.INSTALL_SUCCEEDED; 10940 } 10941 10942 if (temp) { 10943 createCopyFile(); 10944 } else { 10945 /* 10946 * Pre-emptively destroy the container since it's destroyed if 10947 * copying fails due to it existing anyway. 10948 */ 10949 PackageHelper.destroySdDir(cid); 10950 } 10951 10952 final String newMountPath = imcs.copyPackageToContainer( 10953 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10954 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10955 10956 if (newMountPath != null) { 10957 setMountPath(newMountPath); 10958 return PackageManager.INSTALL_SUCCEEDED; 10959 } else { 10960 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10961 } 10962 } 10963 10964 @Override 10965 String getCodePath() { 10966 return packagePath; 10967 } 10968 10969 @Override 10970 String getResourcePath() { 10971 return resourcePath; 10972 } 10973 10974 int doPreInstall(int status) { 10975 if (status != PackageManager.INSTALL_SUCCEEDED) { 10976 // Destroy container 10977 PackageHelper.destroySdDir(cid); 10978 } else { 10979 boolean mounted = PackageHelper.isContainerMounted(cid); 10980 if (!mounted) { 10981 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10982 Process.SYSTEM_UID); 10983 if (newMountPath != null) { 10984 setMountPath(newMountPath); 10985 } else { 10986 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10987 } 10988 } 10989 } 10990 return status; 10991 } 10992 10993 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10994 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10995 String newMountPath = null; 10996 if (PackageHelper.isContainerMounted(cid)) { 10997 // Unmount the container 10998 if (!PackageHelper.unMountSdDir(cid)) { 10999 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11000 return false; 11001 } 11002 } 11003 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11004 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11005 " which might be stale. Will try to clean up."); 11006 // Clean up the stale container and proceed to recreate. 11007 if (!PackageHelper.destroySdDir(newCacheId)) { 11008 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11009 return false; 11010 } 11011 // Successfully cleaned up stale container. Try to rename again. 11012 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11013 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11014 + " inspite of cleaning it up."); 11015 return false; 11016 } 11017 } 11018 if (!PackageHelper.isContainerMounted(newCacheId)) { 11019 Slog.w(TAG, "Mounting container " + newCacheId); 11020 newMountPath = PackageHelper.mountSdDir(newCacheId, 11021 getEncryptKey(), Process.SYSTEM_UID); 11022 } else { 11023 newMountPath = PackageHelper.getSdDir(newCacheId); 11024 } 11025 if (newMountPath == null) { 11026 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11027 return false; 11028 } 11029 Log.i(TAG, "Succesfully renamed " + cid + 11030 " to " + newCacheId + 11031 " at new path: " + newMountPath); 11032 cid = newCacheId; 11033 11034 final File beforeCodeFile = new File(packagePath); 11035 setMountPath(newMountPath); 11036 final File afterCodeFile = new File(packagePath); 11037 11038 // Reflect the rename in scanned details 11039 pkg.codePath = afterCodeFile.getAbsolutePath(); 11040 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11041 pkg.baseCodePath); 11042 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11043 pkg.splitCodePaths); 11044 11045 // Reflect the rename in app info 11046 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11047 pkg.applicationInfo.setCodePath(pkg.codePath); 11048 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11049 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11050 pkg.applicationInfo.setResourcePath(pkg.codePath); 11051 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11052 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11053 11054 return true; 11055 } 11056 11057 private void setMountPath(String mountPath) { 11058 final File mountFile = new File(mountPath); 11059 11060 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11061 if (monolithicFile.exists()) { 11062 packagePath = monolithicFile.getAbsolutePath(); 11063 if (isFwdLocked()) { 11064 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11065 } else { 11066 resourcePath = packagePath; 11067 } 11068 } else { 11069 packagePath = mountFile.getAbsolutePath(); 11070 resourcePath = packagePath; 11071 } 11072 } 11073 11074 int doPostInstall(int status, int uid) { 11075 if (status != PackageManager.INSTALL_SUCCEEDED) { 11076 cleanUp(); 11077 } else { 11078 final int groupOwner; 11079 final String protectedFile; 11080 if (isFwdLocked()) { 11081 groupOwner = UserHandle.getSharedAppGid(uid); 11082 protectedFile = RES_FILE_NAME; 11083 } else { 11084 groupOwner = -1; 11085 protectedFile = null; 11086 } 11087 11088 if (uid < Process.FIRST_APPLICATION_UID 11089 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11090 Slog.e(TAG, "Failed to finalize " + cid); 11091 PackageHelper.destroySdDir(cid); 11092 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11093 } 11094 11095 boolean mounted = PackageHelper.isContainerMounted(cid); 11096 if (!mounted) { 11097 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11098 } 11099 } 11100 return status; 11101 } 11102 11103 private void cleanUp() { 11104 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11105 11106 // Destroy secure container 11107 PackageHelper.destroySdDir(cid); 11108 } 11109 11110 private List<String> getAllCodePaths() { 11111 final File codeFile = new File(getCodePath()); 11112 if (codeFile != null && codeFile.exists()) { 11113 try { 11114 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11115 return pkg.getAllCodePaths(); 11116 } catch (PackageParserException e) { 11117 // Ignored; we tried our best 11118 } 11119 } 11120 return Collections.EMPTY_LIST; 11121 } 11122 11123 void cleanUpResourcesLI() { 11124 // Enumerate all code paths before deleting 11125 cleanUpResourcesLI(getAllCodePaths()); 11126 } 11127 11128 private void cleanUpResourcesLI(List<String> allCodePaths) { 11129 cleanUp(); 11130 removeDexFiles(allCodePaths, instructionSets); 11131 } 11132 11133 String getPackageName() { 11134 return getAsecPackageName(cid); 11135 } 11136 11137 boolean doPostDeleteLI(boolean delete) { 11138 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11139 final List<String> allCodePaths = getAllCodePaths(); 11140 boolean mounted = PackageHelper.isContainerMounted(cid); 11141 if (mounted) { 11142 // Unmount first 11143 if (PackageHelper.unMountSdDir(cid)) { 11144 mounted = false; 11145 } 11146 } 11147 if (!mounted && delete) { 11148 cleanUpResourcesLI(allCodePaths); 11149 } 11150 return !mounted; 11151 } 11152 11153 @Override 11154 int doPreCopy() { 11155 if (isFwdLocked()) { 11156 if (!PackageHelper.fixSdPermissions(cid, 11157 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11158 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11159 } 11160 } 11161 11162 return PackageManager.INSTALL_SUCCEEDED; 11163 } 11164 11165 @Override 11166 int doPostCopy(int uid) { 11167 if (isFwdLocked()) { 11168 if (uid < Process.FIRST_APPLICATION_UID 11169 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11170 RES_FILE_NAME)) { 11171 Slog.e(TAG, "Failed to finalize " + cid); 11172 PackageHelper.destroySdDir(cid); 11173 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11174 } 11175 } 11176 11177 return PackageManager.INSTALL_SUCCEEDED; 11178 } 11179 } 11180 11181 /** 11182 * Logic to handle movement of existing installed applications. 11183 */ 11184 class MoveInstallArgs extends InstallArgs { 11185 private File codeFile; 11186 private File resourceFile; 11187 11188 /** New install */ 11189 MoveInstallArgs(InstallParams params) { 11190 super(params.origin, params.move, params.observer, params.installFlags, 11191 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11192 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11193 } 11194 11195 int copyApk(IMediaContainerService imcs, boolean temp) { 11196 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11197 + move.fromUuid + " to " + move.toUuid); 11198 synchronized (mInstaller) { 11199 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11200 move.dataAppName, move.appId, move.seinfo) != 0) { 11201 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11202 } 11203 } 11204 11205 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11206 resourceFile = codeFile; 11207 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11208 11209 return PackageManager.INSTALL_SUCCEEDED; 11210 } 11211 11212 int doPreInstall(int status) { 11213 if (status != PackageManager.INSTALL_SUCCEEDED) { 11214 cleanUp(); 11215 } 11216 return status; 11217 } 11218 11219 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11220 if (status != PackageManager.INSTALL_SUCCEEDED) { 11221 cleanUp(); 11222 return false; 11223 } 11224 11225 // Reflect the move in app info 11226 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11227 pkg.applicationInfo.setCodePath(pkg.codePath); 11228 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11229 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11230 pkg.applicationInfo.setResourcePath(pkg.codePath); 11231 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11232 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11233 11234 return true; 11235 } 11236 11237 int doPostInstall(int status, int uid) { 11238 if (status != PackageManager.INSTALL_SUCCEEDED) { 11239 cleanUp(); 11240 } 11241 return status; 11242 } 11243 11244 @Override 11245 String getCodePath() { 11246 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11247 } 11248 11249 @Override 11250 String getResourcePath() { 11251 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11252 } 11253 11254 private boolean cleanUp() { 11255 if (codeFile == null || !codeFile.exists()) { 11256 return false; 11257 } 11258 11259 if (codeFile.isDirectory()) { 11260 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11261 } else { 11262 codeFile.delete(); 11263 } 11264 11265 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11266 resourceFile.delete(); 11267 } 11268 11269 return true; 11270 } 11271 11272 void cleanUpResourcesLI() { 11273 cleanUp(); 11274 } 11275 11276 boolean doPostDeleteLI(boolean delete) { 11277 // XXX err, shouldn't we respect the delete flag? 11278 cleanUpResourcesLI(); 11279 return true; 11280 } 11281 } 11282 11283 static String getAsecPackageName(String packageCid) { 11284 int idx = packageCid.lastIndexOf("-"); 11285 if (idx == -1) { 11286 return packageCid; 11287 } 11288 return packageCid.substring(0, idx); 11289 } 11290 11291 // Utility method used to create code paths based on package name and available index. 11292 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11293 String idxStr = ""; 11294 int idx = 1; 11295 // Fall back to default value of idx=1 if prefix is not 11296 // part of oldCodePath 11297 if (oldCodePath != null) { 11298 String subStr = oldCodePath; 11299 // Drop the suffix right away 11300 if (suffix != null && subStr.endsWith(suffix)) { 11301 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11302 } 11303 // If oldCodePath already contains prefix find out the 11304 // ending index to either increment or decrement. 11305 int sidx = subStr.lastIndexOf(prefix); 11306 if (sidx != -1) { 11307 subStr = subStr.substring(sidx + prefix.length()); 11308 if (subStr != null) { 11309 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11310 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11311 } 11312 try { 11313 idx = Integer.parseInt(subStr); 11314 if (idx <= 1) { 11315 idx++; 11316 } else { 11317 idx--; 11318 } 11319 } catch(NumberFormatException e) { 11320 } 11321 } 11322 } 11323 } 11324 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11325 return prefix + idxStr; 11326 } 11327 11328 private File getNextCodePath(File targetDir, String packageName) { 11329 int suffix = 1; 11330 File result; 11331 do { 11332 result = new File(targetDir, packageName + "-" + suffix); 11333 suffix++; 11334 } while (result.exists()); 11335 return result; 11336 } 11337 11338 // Utility method that returns the relative package path with respect 11339 // to the installation directory. Like say for /data/data/com.test-1.apk 11340 // string com.test-1 is returned. 11341 static String deriveCodePathName(String codePath) { 11342 if (codePath == null) { 11343 return null; 11344 } 11345 final File codeFile = new File(codePath); 11346 final String name = codeFile.getName(); 11347 if (codeFile.isDirectory()) { 11348 return name; 11349 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11350 final int lastDot = name.lastIndexOf('.'); 11351 return name.substring(0, lastDot); 11352 } else { 11353 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11354 return null; 11355 } 11356 } 11357 11358 class PackageInstalledInfo { 11359 String name; 11360 int uid; 11361 // The set of users that originally had this package installed. 11362 int[] origUsers; 11363 // The set of users that now have this package installed. 11364 int[] newUsers; 11365 PackageParser.Package pkg; 11366 int returnCode; 11367 String returnMsg; 11368 PackageRemovedInfo removedInfo; 11369 11370 public void setError(int code, String msg) { 11371 returnCode = code; 11372 returnMsg = msg; 11373 Slog.w(TAG, msg); 11374 } 11375 11376 public void setError(String msg, PackageParserException e) { 11377 returnCode = e.error; 11378 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11379 Slog.w(TAG, msg, e); 11380 } 11381 11382 public void setError(String msg, PackageManagerException e) { 11383 returnCode = e.error; 11384 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11385 Slog.w(TAG, msg, e); 11386 } 11387 11388 // In some error cases we want to convey more info back to the observer 11389 String origPackage; 11390 String origPermission; 11391 } 11392 11393 /* 11394 * Install a non-existing package. 11395 */ 11396 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11397 UserHandle user, String installerPackageName, String volumeUuid, 11398 PackageInstalledInfo res) { 11399 // Remember this for later, in case we need to rollback this install 11400 String pkgName = pkg.packageName; 11401 11402 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11403 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11404 UserHandle.USER_OWNER).exists(); 11405 synchronized(mPackages) { 11406 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11407 // A package with the same name is already installed, though 11408 // it has been renamed to an older name. The package we 11409 // are trying to install should be installed as an update to 11410 // the existing one, but that has not been requested, so bail. 11411 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11412 + " without first uninstalling package running as " 11413 + mSettings.mRenamedPackages.get(pkgName)); 11414 return; 11415 } 11416 if (mPackages.containsKey(pkgName)) { 11417 // Don't allow installation over an existing package with the same name. 11418 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11419 + " without first uninstalling."); 11420 return; 11421 } 11422 } 11423 11424 try { 11425 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11426 System.currentTimeMillis(), user); 11427 11428 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11429 // delete the partially installed application. the data directory will have to be 11430 // restored if it was already existing 11431 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11432 // remove package from internal structures. Note that we want deletePackageX to 11433 // delete the package data and cache directories that it created in 11434 // scanPackageLocked, unless those directories existed before we even tried to 11435 // install. 11436 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11437 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11438 res.removedInfo, true); 11439 } 11440 11441 } catch (PackageManagerException e) { 11442 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11443 } 11444 } 11445 11446 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11447 // Can't rotate keys during boot or if sharedUser. 11448 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11449 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11450 return false; 11451 } 11452 // app is using upgradeKeySets; make sure all are valid 11453 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11454 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11455 for (int i = 0; i < upgradeKeySets.length; i++) { 11456 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11457 Slog.wtf(TAG, "Package " 11458 + (oldPs.name != null ? oldPs.name : "<null>") 11459 + " contains upgrade-key-set reference to unknown key-set: " 11460 + upgradeKeySets[i] 11461 + " reverting to signatures check."); 11462 return false; 11463 } 11464 } 11465 return true; 11466 } 11467 11468 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11469 // Upgrade keysets are being used. Determine if new package has a superset of the 11470 // required keys. 11471 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11472 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11473 for (int i = 0; i < upgradeKeySets.length; i++) { 11474 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11475 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11476 return true; 11477 } 11478 } 11479 return false; 11480 } 11481 11482 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11483 UserHandle user, String installerPackageName, String volumeUuid, 11484 PackageInstalledInfo res) { 11485 final PackageParser.Package oldPackage; 11486 final String pkgName = pkg.packageName; 11487 final int[] allUsers; 11488 final boolean[] perUserInstalled; 11489 final boolean weFroze; 11490 11491 // First find the old package info and check signatures 11492 synchronized(mPackages) { 11493 oldPackage = mPackages.get(pkgName); 11494 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11495 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11496 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11497 if(!checkUpgradeKeySetLP(ps, pkg)) { 11498 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11499 "New package not signed by keys specified by upgrade-keysets: " 11500 + pkgName); 11501 return; 11502 } 11503 } else { 11504 // default to original signature matching 11505 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11506 != PackageManager.SIGNATURE_MATCH) { 11507 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11508 "New package has a different signature: " + pkgName); 11509 return; 11510 } 11511 } 11512 11513 // In case of rollback, remember per-user/profile install state 11514 allUsers = sUserManager.getUserIds(); 11515 perUserInstalled = new boolean[allUsers.length]; 11516 for (int i = 0; i < allUsers.length; i++) { 11517 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11518 } 11519 11520 // Mark the app as frozen to prevent launching during the upgrade 11521 // process, and then kill all running instances 11522 if (!ps.frozen) { 11523 ps.frozen = true; 11524 weFroze = true; 11525 } else { 11526 weFroze = false; 11527 } 11528 } 11529 11530 // Now that we're guarded by frozen state, kill app during upgrade 11531 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11532 11533 try { 11534 boolean sysPkg = (isSystemApp(oldPackage)); 11535 if (sysPkg) { 11536 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11537 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11538 } else { 11539 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11540 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11541 } 11542 } finally { 11543 // Regardless of success or failure of upgrade steps above, always 11544 // unfreeze the package if we froze it 11545 if (weFroze) { 11546 unfreezePackage(pkgName); 11547 } 11548 } 11549 } 11550 11551 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11552 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11553 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11554 String volumeUuid, PackageInstalledInfo res) { 11555 String pkgName = deletedPackage.packageName; 11556 boolean deletedPkg = true; 11557 boolean updatedSettings = false; 11558 11559 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11560 + deletedPackage); 11561 long origUpdateTime; 11562 if (pkg.mExtras != null) { 11563 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11564 } else { 11565 origUpdateTime = 0; 11566 } 11567 11568 // First delete the existing package while retaining the data directory 11569 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11570 res.removedInfo, true)) { 11571 // If the existing package wasn't successfully deleted 11572 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11573 deletedPkg = false; 11574 } else { 11575 // Successfully deleted the old package; proceed with replace. 11576 11577 // If deleted package lived in a container, give users a chance to 11578 // relinquish resources before killing. 11579 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11580 if (DEBUG_INSTALL) { 11581 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11582 } 11583 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11584 final ArrayList<String> pkgList = new ArrayList<String>(1); 11585 pkgList.add(deletedPackage.applicationInfo.packageName); 11586 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11587 } 11588 11589 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11590 try { 11591 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11592 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11593 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11594 perUserInstalled, res, user); 11595 updatedSettings = true; 11596 } catch (PackageManagerException e) { 11597 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11598 } 11599 } 11600 11601 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11602 // remove package from internal structures. Note that we want deletePackageX to 11603 // delete the package data and cache directories that it created in 11604 // scanPackageLocked, unless those directories existed before we even tried to 11605 // install. 11606 if(updatedSettings) { 11607 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11608 deletePackageLI( 11609 pkgName, null, true, allUsers, perUserInstalled, 11610 PackageManager.DELETE_KEEP_DATA, 11611 res.removedInfo, true); 11612 } 11613 // Since we failed to install the new package we need to restore the old 11614 // package that we deleted. 11615 if (deletedPkg) { 11616 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11617 File restoreFile = new File(deletedPackage.codePath); 11618 // Parse old package 11619 boolean oldExternal = isExternal(deletedPackage); 11620 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11621 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11622 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11623 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11624 try { 11625 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11626 } catch (PackageManagerException e) { 11627 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11628 + e.getMessage()); 11629 return; 11630 } 11631 // Restore of old package succeeded. Update permissions. 11632 // writer 11633 synchronized (mPackages) { 11634 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11635 UPDATE_PERMISSIONS_ALL); 11636 // can downgrade to reader 11637 mSettings.writeLPr(); 11638 } 11639 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11640 } 11641 } 11642 } 11643 11644 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11645 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11646 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11647 String volumeUuid, PackageInstalledInfo res) { 11648 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11649 + ", old=" + deletedPackage); 11650 boolean disabledSystem = false; 11651 boolean updatedSettings = false; 11652 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11653 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11654 != 0) { 11655 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11656 } 11657 String packageName = deletedPackage.packageName; 11658 if (packageName == null) { 11659 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11660 "Attempt to delete null packageName."); 11661 return; 11662 } 11663 PackageParser.Package oldPkg; 11664 PackageSetting oldPkgSetting; 11665 // reader 11666 synchronized (mPackages) { 11667 oldPkg = mPackages.get(packageName); 11668 oldPkgSetting = mSettings.mPackages.get(packageName); 11669 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11670 (oldPkgSetting == null)) { 11671 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11672 "Couldn't find package:" + packageName + " information"); 11673 return; 11674 } 11675 } 11676 11677 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11678 res.removedInfo.removedPackage = packageName; 11679 // Remove existing system package 11680 removePackageLI(oldPkgSetting, true); 11681 // writer 11682 synchronized (mPackages) { 11683 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11684 if (!disabledSystem && deletedPackage != null) { 11685 // We didn't need to disable the .apk as a current system package, 11686 // which means we are replacing another update that is already 11687 // installed. We need to make sure to delete the older one's .apk. 11688 res.removedInfo.args = createInstallArgsForExisting(0, 11689 deletedPackage.applicationInfo.getCodePath(), 11690 deletedPackage.applicationInfo.getResourcePath(), 11691 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11692 } else { 11693 res.removedInfo.args = null; 11694 } 11695 } 11696 11697 // Successfully disabled the old package. Now proceed with re-installation 11698 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11699 11700 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11701 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11702 11703 PackageParser.Package newPackage = null; 11704 try { 11705 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11706 if (newPackage.mExtras != null) { 11707 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11708 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11709 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11710 11711 // is the update attempting to change shared user? that isn't going to work... 11712 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11713 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11714 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11715 + " to " + newPkgSetting.sharedUser); 11716 updatedSettings = true; 11717 } 11718 } 11719 11720 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11721 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11722 perUserInstalled, res, user); 11723 updatedSettings = true; 11724 } 11725 11726 } catch (PackageManagerException e) { 11727 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11728 } 11729 11730 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11731 // Re installation failed. Restore old information 11732 // Remove new pkg information 11733 if (newPackage != null) { 11734 removeInstalledPackageLI(newPackage, true); 11735 } 11736 // Add back the old system package 11737 try { 11738 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11739 } catch (PackageManagerException e) { 11740 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11741 } 11742 // Restore the old system information in Settings 11743 synchronized (mPackages) { 11744 if (disabledSystem) { 11745 mSettings.enableSystemPackageLPw(packageName); 11746 } 11747 if (updatedSettings) { 11748 mSettings.setInstallerPackageName(packageName, 11749 oldPkgSetting.installerPackageName); 11750 } 11751 mSettings.writeLPr(); 11752 } 11753 } 11754 } 11755 11756 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11757 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11758 UserHandle user) { 11759 String pkgName = newPackage.packageName; 11760 synchronized (mPackages) { 11761 //write settings. the installStatus will be incomplete at this stage. 11762 //note that the new package setting would have already been 11763 //added to mPackages. It hasn't been persisted yet. 11764 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11765 mSettings.writeLPr(); 11766 } 11767 11768 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11769 11770 synchronized (mPackages) { 11771 updatePermissionsLPw(newPackage.packageName, newPackage, 11772 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11773 ? UPDATE_PERMISSIONS_ALL : 0)); 11774 // For system-bundled packages, we assume that installing an upgraded version 11775 // of the package implies that the user actually wants to run that new code, 11776 // so we enable the package. 11777 PackageSetting ps = mSettings.mPackages.get(pkgName); 11778 if (ps != null) { 11779 if (isSystemApp(newPackage)) { 11780 // NB: implicit assumption that system package upgrades apply to all users 11781 if (DEBUG_INSTALL) { 11782 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11783 } 11784 if (res.origUsers != null) { 11785 for (int userHandle : res.origUsers) { 11786 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11787 userHandle, installerPackageName); 11788 } 11789 } 11790 // Also convey the prior install/uninstall state 11791 if (allUsers != null && perUserInstalled != null) { 11792 for (int i = 0; i < allUsers.length; i++) { 11793 if (DEBUG_INSTALL) { 11794 Slog.d(TAG, " user " + allUsers[i] 11795 + " => " + perUserInstalled[i]); 11796 } 11797 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11798 } 11799 // these install state changes will be persisted in the 11800 // upcoming call to mSettings.writeLPr(). 11801 } 11802 } 11803 // It's implied that when a user requests installation, they want the app to be 11804 // installed and enabled. 11805 int userId = user.getIdentifier(); 11806 if (userId != UserHandle.USER_ALL) { 11807 ps.setInstalled(true, userId); 11808 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11809 } 11810 } 11811 res.name = pkgName; 11812 res.uid = newPackage.applicationInfo.uid; 11813 res.pkg = newPackage; 11814 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11815 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11816 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11817 //to update install status 11818 mSettings.writeLPr(); 11819 } 11820 } 11821 11822 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11823 final int installFlags = args.installFlags; 11824 final String installerPackageName = args.installerPackageName; 11825 final String volumeUuid = args.volumeUuid; 11826 final File tmpPackageFile = new File(args.getCodePath()); 11827 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11828 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11829 || (args.volumeUuid != null)); 11830 boolean replace = false; 11831 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11832 if (args.move != null) { 11833 // moving a complete application; perfom an initial scan on the new install location 11834 scanFlags |= SCAN_INITIAL; 11835 } 11836 // Result object to be returned 11837 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11838 11839 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11840 // Retrieve PackageSettings and parse package 11841 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11842 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11843 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11844 PackageParser pp = new PackageParser(); 11845 pp.setSeparateProcesses(mSeparateProcesses); 11846 pp.setDisplayMetrics(mMetrics); 11847 11848 final PackageParser.Package pkg; 11849 try { 11850 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11851 } catch (PackageParserException e) { 11852 res.setError("Failed parse during installPackageLI", e); 11853 return; 11854 } 11855 11856 // Mark that we have an install time CPU ABI override. 11857 pkg.cpuAbiOverride = args.abiOverride; 11858 11859 String pkgName = res.name = pkg.packageName; 11860 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11861 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11862 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11863 return; 11864 } 11865 } 11866 11867 try { 11868 pp.collectCertificates(pkg, parseFlags); 11869 pp.collectManifestDigest(pkg); 11870 } catch (PackageParserException e) { 11871 res.setError("Failed collect during installPackageLI", e); 11872 return; 11873 } 11874 11875 /* If the installer passed in a manifest digest, compare it now. */ 11876 if (args.manifestDigest != null) { 11877 if (DEBUG_INSTALL) { 11878 final String parsedManifest = pkg.manifestDigest == null ? "null" 11879 : pkg.manifestDigest.toString(); 11880 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11881 + parsedManifest); 11882 } 11883 11884 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11885 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11886 return; 11887 } 11888 } else if (DEBUG_INSTALL) { 11889 final String parsedManifest = pkg.manifestDigest == null 11890 ? "null" : pkg.manifestDigest.toString(); 11891 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11892 } 11893 11894 // Get rid of all references to package scan path via parser. 11895 pp = null; 11896 String oldCodePath = null; 11897 boolean systemApp = false; 11898 synchronized (mPackages) { 11899 // Check if installing already existing package 11900 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11901 String oldName = mSettings.mRenamedPackages.get(pkgName); 11902 if (pkg.mOriginalPackages != null 11903 && pkg.mOriginalPackages.contains(oldName) 11904 && mPackages.containsKey(oldName)) { 11905 // This package is derived from an original package, 11906 // and this device has been updating from that original 11907 // name. We must continue using the original name, so 11908 // rename the new package here. 11909 pkg.setPackageName(oldName); 11910 pkgName = pkg.packageName; 11911 replace = true; 11912 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11913 + oldName + " pkgName=" + pkgName); 11914 } else if (mPackages.containsKey(pkgName)) { 11915 // This package, under its official name, already exists 11916 // on the device; we should replace it. 11917 replace = true; 11918 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11919 } 11920 11921 // Prevent apps opting out from runtime permissions 11922 if (replace) { 11923 PackageParser.Package oldPackage = mPackages.get(pkgName); 11924 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11925 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11926 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11927 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11928 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11929 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11930 + " doesn't support runtime permissions but the old" 11931 + " target SDK " + oldTargetSdk + " does."); 11932 return; 11933 } 11934 } 11935 } 11936 11937 PackageSetting ps = mSettings.mPackages.get(pkgName); 11938 if (ps != null) { 11939 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11940 11941 // Quick sanity check that we're signed correctly if updating; 11942 // we'll check this again later when scanning, but we want to 11943 // bail early here before tripping over redefined permissions. 11944 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11945 if (!checkUpgradeKeySetLP(ps, pkg)) { 11946 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11947 + pkg.packageName + " upgrade keys do not match the " 11948 + "previously installed version"); 11949 return; 11950 } 11951 } else { 11952 try { 11953 verifySignaturesLP(ps, pkg); 11954 } catch (PackageManagerException e) { 11955 res.setError(e.error, e.getMessage()); 11956 return; 11957 } 11958 } 11959 11960 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11961 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11962 systemApp = (ps.pkg.applicationInfo.flags & 11963 ApplicationInfo.FLAG_SYSTEM) != 0; 11964 } 11965 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11966 } 11967 11968 // Check whether the newly-scanned package wants to define an already-defined perm 11969 int N = pkg.permissions.size(); 11970 for (int i = N-1; i >= 0; i--) { 11971 PackageParser.Permission perm = pkg.permissions.get(i); 11972 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11973 if (bp != null) { 11974 // If the defining package is signed with our cert, it's okay. This 11975 // also includes the "updating the same package" case, of course. 11976 // "updating same package" could also involve key-rotation. 11977 final boolean sigsOk; 11978 if (bp.sourcePackage.equals(pkg.packageName) 11979 && (bp.packageSetting instanceof PackageSetting) 11980 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11981 scanFlags))) { 11982 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11983 } else { 11984 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11985 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11986 } 11987 if (!sigsOk) { 11988 // If the owning package is the system itself, we log but allow 11989 // install to proceed; we fail the install on all other permission 11990 // redefinitions. 11991 if (!bp.sourcePackage.equals("android")) { 11992 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11993 + pkg.packageName + " attempting to redeclare permission " 11994 + perm.info.name + " already owned by " + bp.sourcePackage); 11995 res.origPermission = perm.info.name; 11996 res.origPackage = bp.sourcePackage; 11997 return; 11998 } else { 11999 Slog.w(TAG, "Package " + pkg.packageName 12000 + " attempting to redeclare system permission " 12001 + perm.info.name + "; ignoring new declaration"); 12002 pkg.permissions.remove(i); 12003 } 12004 } 12005 } 12006 } 12007 12008 } 12009 12010 if (systemApp && onExternal) { 12011 // Disable updates to system apps on sdcard 12012 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12013 "Cannot install updates to system apps on sdcard"); 12014 return; 12015 } 12016 12017 if (args.move != null) { 12018 // We did an in-place move, so dex is ready to roll 12019 scanFlags |= SCAN_NO_DEX; 12020 scanFlags |= SCAN_MOVE; 12021 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12022 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12023 scanFlags |= SCAN_NO_DEX; 12024 12025 try { 12026 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12027 true /* extract libs */); 12028 } catch (PackageManagerException pme) { 12029 Slog.e(TAG, "Error deriving application ABI", pme); 12030 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12031 return; 12032 } 12033 12034 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12035 int result = mPackageDexOptimizer 12036 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12037 false /* defer */, false /* inclDependencies */); 12038 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12039 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12040 return; 12041 } 12042 } 12043 12044 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12045 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12046 return; 12047 } 12048 12049 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12050 12051 if (replace) { 12052 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12053 installerPackageName, volumeUuid, res); 12054 } else { 12055 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12056 args.user, installerPackageName, volumeUuid, res); 12057 } 12058 synchronized (mPackages) { 12059 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12060 if (ps != null) { 12061 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12062 } 12063 } 12064 } 12065 12066 private void startIntentFilterVerifications(int userId, boolean replacing, 12067 PackageParser.Package pkg) { 12068 if (mIntentFilterVerifierComponent == null) { 12069 Slog.w(TAG, "No IntentFilter verification will not be done as " 12070 + "there is no IntentFilterVerifier available!"); 12071 return; 12072 } 12073 12074 final int verifierUid = getPackageUid( 12075 mIntentFilterVerifierComponent.getPackageName(), 12076 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12077 12078 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12079 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12080 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12081 mHandler.sendMessage(msg); 12082 } 12083 12084 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12085 PackageParser.Package pkg) { 12086 int size = pkg.activities.size(); 12087 if (size == 0) { 12088 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12089 "No activity, so no need to verify any IntentFilter!"); 12090 return; 12091 } 12092 12093 final boolean hasDomainURLs = hasDomainURLs(pkg); 12094 if (!hasDomainURLs) { 12095 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12096 "No domain URLs, so no need to verify any IntentFilter!"); 12097 return; 12098 } 12099 12100 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12101 + " if any IntentFilter from the " + size 12102 + " Activities needs verification ..."); 12103 12104 int count = 0; 12105 final String packageName = pkg.packageName; 12106 12107 synchronized (mPackages) { 12108 // If this is a new install and we see that we've already run verification for this 12109 // package, we have nothing to do: it means the state was restored from backup. 12110 if (!replacing) { 12111 IntentFilterVerificationInfo ivi = 12112 mSettings.getIntentFilterVerificationLPr(packageName); 12113 if (ivi != null) { 12114 if (DEBUG_DOMAIN_VERIFICATION) { 12115 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12116 + ivi.getStatusString()); 12117 } 12118 return; 12119 } 12120 } 12121 12122 // If any filters need to be verified, then all need to be. 12123 boolean needToVerify = false; 12124 for (PackageParser.Activity a : pkg.activities) { 12125 for (ActivityIntentInfo filter : a.intents) { 12126 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12127 if (DEBUG_DOMAIN_VERIFICATION) { 12128 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12129 } 12130 needToVerify = true; 12131 break; 12132 } 12133 } 12134 } 12135 12136 if (needToVerify) { 12137 final int verificationId = mIntentFilterVerificationToken++; 12138 for (PackageParser.Activity a : pkg.activities) { 12139 for (ActivityIntentInfo filter : a.intents) { 12140 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12141 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12142 "Verification needed for IntentFilter:" + filter.toString()); 12143 mIntentFilterVerifier.addOneIntentFilterVerification( 12144 verifierUid, userId, verificationId, filter, packageName); 12145 count++; 12146 } 12147 } 12148 } 12149 } 12150 } 12151 12152 if (count > 0) { 12153 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12154 + " IntentFilter verification" + (count > 1 ? "s" : "") 12155 + " for userId:" + userId); 12156 mIntentFilterVerifier.startVerifications(userId); 12157 } else { 12158 if (DEBUG_DOMAIN_VERIFICATION) { 12159 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12160 } 12161 } 12162 } 12163 12164 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12165 final ComponentName cn = filter.activity.getComponentName(); 12166 final String packageName = cn.getPackageName(); 12167 12168 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12169 packageName); 12170 if (ivi == null) { 12171 return true; 12172 } 12173 int status = ivi.getStatus(); 12174 switch (status) { 12175 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12176 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12177 return true; 12178 12179 default: 12180 // Nothing to do 12181 return false; 12182 } 12183 } 12184 12185 private static boolean isMultiArch(PackageSetting ps) { 12186 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12187 } 12188 12189 private static boolean isMultiArch(ApplicationInfo info) { 12190 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12191 } 12192 12193 private static boolean isExternal(PackageParser.Package pkg) { 12194 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12195 } 12196 12197 private static boolean isExternal(PackageSetting ps) { 12198 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12199 } 12200 12201 private static boolean isExternal(ApplicationInfo info) { 12202 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12203 } 12204 12205 private static boolean isSystemApp(PackageParser.Package pkg) { 12206 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12207 } 12208 12209 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12210 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12211 } 12212 12213 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12214 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12215 } 12216 12217 private static boolean isSystemApp(PackageSetting ps) { 12218 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12219 } 12220 12221 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12222 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12223 } 12224 12225 private int packageFlagsToInstallFlags(PackageSetting ps) { 12226 int installFlags = 0; 12227 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12228 // This existing package was an external ASEC install when we have 12229 // the external flag without a UUID 12230 installFlags |= PackageManager.INSTALL_EXTERNAL; 12231 } 12232 if (ps.isForwardLocked()) { 12233 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12234 } 12235 return installFlags; 12236 } 12237 12238 private void deleteTempPackageFiles() { 12239 final FilenameFilter filter = new FilenameFilter() { 12240 public boolean accept(File dir, String name) { 12241 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12242 } 12243 }; 12244 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12245 file.delete(); 12246 } 12247 } 12248 12249 @Override 12250 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12251 int flags) { 12252 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12253 flags); 12254 } 12255 12256 @Override 12257 public void deletePackage(final String packageName, 12258 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12259 mContext.enforceCallingOrSelfPermission( 12260 android.Manifest.permission.DELETE_PACKAGES, null); 12261 final int uid = Binder.getCallingUid(); 12262 if (UserHandle.getUserId(uid) != userId) { 12263 mContext.enforceCallingPermission( 12264 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12265 "deletePackage for user " + userId); 12266 } 12267 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12268 try { 12269 observer.onPackageDeleted(packageName, 12270 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12271 } catch (RemoteException re) { 12272 } 12273 return; 12274 } 12275 12276 boolean uninstallBlocked = false; 12277 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12278 int[] users = sUserManager.getUserIds(); 12279 for (int i = 0; i < users.length; ++i) { 12280 if (getBlockUninstallForUser(packageName, users[i])) { 12281 uninstallBlocked = true; 12282 break; 12283 } 12284 } 12285 } else { 12286 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12287 } 12288 if (uninstallBlocked) { 12289 try { 12290 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12291 null); 12292 } catch (RemoteException re) { 12293 } 12294 return; 12295 } 12296 12297 if (DEBUG_REMOVE) { 12298 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12299 } 12300 // Queue up an async operation since the package deletion may take a little while. 12301 mHandler.post(new Runnable() { 12302 public void run() { 12303 mHandler.removeCallbacks(this); 12304 final int returnCode = deletePackageX(packageName, userId, flags); 12305 if (observer != null) { 12306 try { 12307 observer.onPackageDeleted(packageName, returnCode, null); 12308 } catch (RemoteException e) { 12309 Log.i(TAG, "Observer no longer exists."); 12310 } //end catch 12311 } //end if 12312 } //end run 12313 }); 12314 } 12315 12316 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12317 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12318 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12319 try { 12320 if (dpm != null) { 12321 if (dpm.isDeviceOwner(packageName)) { 12322 return true; 12323 } 12324 int[] users; 12325 if (userId == UserHandle.USER_ALL) { 12326 users = sUserManager.getUserIds(); 12327 } else { 12328 users = new int[]{userId}; 12329 } 12330 for (int i = 0; i < users.length; ++i) { 12331 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12332 return true; 12333 } 12334 } 12335 } 12336 } catch (RemoteException e) { 12337 } 12338 return false; 12339 } 12340 12341 /** 12342 * This method is an internal method that could be get invoked either 12343 * to delete an installed package or to clean up a failed installation. 12344 * After deleting an installed package, a broadcast is sent to notify any 12345 * listeners that the package has been installed. For cleaning up a failed 12346 * installation, the broadcast is not necessary since the package's 12347 * installation wouldn't have sent the initial broadcast either 12348 * The key steps in deleting a package are 12349 * deleting the package information in internal structures like mPackages, 12350 * deleting the packages base directories through installd 12351 * updating mSettings to reflect current status 12352 * persisting settings for later use 12353 * sending a broadcast if necessary 12354 */ 12355 private int deletePackageX(String packageName, int userId, int flags) { 12356 final PackageRemovedInfo info = new PackageRemovedInfo(); 12357 final boolean res; 12358 12359 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12360 ? UserHandle.ALL : new UserHandle(userId); 12361 12362 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12363 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12364 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12365 } 12366 12367 boolean removedForAllUsers = false; 12368 boolean systemUpdate = false; 12369 12370 // for the uninstall-updates case and restricted profiles, remember the per- 12371 // userhandle installed state 12372 int[] allUsers; 12373 boolean[] perUserInstalled; 12374 synchronized (mPackages) { 12375 PackageSetting ps = mSettings.mPackages.get(packageName); 12376 allUsers = sUserManager.getUserIds(); 12377 perUserInstalled = new boolean[allUsers.length]; 12378 for (int i = 0; i < allUsers.length; i++) { 12379 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12380 } 12381 } 12382 12383 synchronized (mInstallLock) { 12384 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12385 res = deletePackageLI(packageName, removeForUser, 12386 true, allUsers, perUserInstalled, 12387 flags | REMOVE_CHATTY, info, true); 12388 systemUpdate = info.isRemovedPackageSystemUpdate; 12389 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12390 removedForAllUsers = true; 12391 } 12392 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12393 + " removedForAllUsers=" + removedForAllUsers); 12394 } 12395 12396 if (res) { 12397 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12398 12399 // If the removed package was a system update, the old system package 12400 // was re-enabled; we need to broadcast this information 12401 if (systemUpdate) { 12402 Bundle extras = new Bundle(1); 12403 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12404 ? info.removedAppId : info.uid); 12405 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12406 12407 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12408 extras, null, null, null); 12409 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12410 extras, null, null, null); 12411 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12412 null, packageName, null, null); 12413 } 12414 } 12415 // Force a gc here. 12416 Runtime.getRuntime().gc(); 12417 // Delete the resources here after sending the broadcast to let 12418 // other processes clean up before deleting resources. 12419 if (info.args != null) { 12420 synchronized (mInstallLock) { 12421 info.args.doPostDeleteLI(true); 12422 } 12423 } 12424 12425 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12426 } 12427 12428 class PackageRemovedInfo { 12429 String removedPackage; 12430 int uid = -1; 12431 int removedAppId = -1; 12432 int[] removedUsers = null; 12433 boolean isRemovedPackageSystemUpdate = false; 12434 // Clean up resources deleted packages. 12435 InstallArgs args = null; 12436 12437 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12438 Bundle extras = new Bundle(1); 12439 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12440 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12441 if (replacing) { 12442 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12443 } 12444 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12445 if (removedPackage != null) { 12446 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12447 extras, null, null, removedUsers); 12448 if (fullRemove && !replacing) { 12449 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12450 extras, null, null, removedUsers); 12451 } 12452 } 12453 if (removedAppId >= 0) { 12454 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12455 removedUsers); 12456 } 12457 } 12458 } 12459 12460 /* 12461 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12462 * flag is not set, the data directory is removed as well. 12463 * make sure this flag is set for partially installed apps. If not its meaningless to 12464 * delete a partially installed application. 12465 */ 12466 private void removePackageDataLI(PackageSetting ps, 12467 int[] allUserHandles, boolean[] perUserInstalled, 12468 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12469 String packageName = ps.name; 12470 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12471 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12472 // Retrieve object to delete permissions for shared user later on 12473 final PackageSetting deletedPs; 12474 // reader 12475 synchronized (mPackages) { 12476 deletedPs = mSettings.mPackages.get(packageName); 12477 if (outInfo != null) { 12478 outInfo.removedPackage = packageName; 12479 outInfo.removedUsers = deletedPs != null 12480 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12481 : null; 12482 } 12483 } 12484 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12485 removeDataDirsLI(ps.volumeUuid, packageName); 12486 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12487 } 12488 // writer 12489 synchronized (mPackages) { 12490 if (deletedPs != null) { 12491 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12492 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12493 clearDefaultBrowserIfNeeded(packageName); 12494 if (outInfo != null) { 12495 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12496 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12497 } 12498 updatePermissionsLPw(deletedPs.name, null, 0); 12499 if (deletedPs.sharedUser != null) { 12500 // Remove permissions associated with package. Since runtime 12501 // permissions are per user we have to kill the removed package 12502 // or packages running under the shared user of the removed 12503 // package if revoking the permissions requested only by the removed 12504 // package is successful and this causes a change in gids. 12505 for (int userId : UserManagerService.getInstance().getUserIds()) { 12506 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12507 userId); 12508 if (userIdToKill == UserHandle.USER_ALL 12509 || userIdToKill >= UserHandle.USER_OWNER) { 12510 // If gids changed for this user, kill all affected packages. 12511 mHandler.post(new Runnable() { 12512 @Override 12513 public void run() { 12514 // This has to happen with no lock held. 12515 killSettingPackagesForUser(deletedPs, userIdToKill, 12516 KILL_APP_REASON_GIDS_CHANGED); 12517 } 12518 }); 12519 break; 12520 } 12521 } 12522 } 12523 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12524 } 12525 // make sure to preserve per-user disabled state if this removal was just 12526 // a downgrade of a system app to the factory package 12527 if (allUserHandles != null && perUserInstalled != null) { 12528 if (DEBUG_REMOVE) { 12529 Slog.d(TAG, "Propagating install state across downgrade"); 12530 } 12531 for (int i = 0; i < allUserHandles.length; i++) { 12532 if (DEBUG_REMOVE) { 12533 Slog.d(TAG, " user " + allUserHandles[i] 12534 + " => " + perUserInstalled[i]); 12535 } 12536 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12537 } 12538 } 12539 } 12540 // can downgrade to reader 12541 if (writeSettings) { 12542 // Save settings now 12543 mSettings.writeLPr(); 12544 } 12545 } 12546 if (outInfo != null) { 12547 // A user ID was deleted here. Go through all users and remove it 12548 // from KeyStore. 12549 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12550 } 12551 } 12552 12553 static boolean locationIsPrivileged(File path) { 12554 try { 12555 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12556 .getCanonicalPath(); 12557 return path.getCanonicalPath().startsWith(privilegedAppDir); 12558 } catch (IOException e) { 12559 Slog.e(TAG, "Unable to access code path " + path); 12560 } 12561 return false; 12562 } 12563 12564 /* 12565 * Tries to delete system package. 12566 */ 12567 private boolean deleteSystemPackageLI(PackageSetting newPs, 12568 int[] allUserHandles, boolean[] perUserInstalled, 12569 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12570 final boolean applyUserRestrictions 12571 = (allUserHandles != null) && (perUserInstalled != null); 12572 PackageSetting disabledPs = null; 12573 // Confirm if the system package has been updated 12574 // An updated system app can be deleted. This will also have to restore 12575 // the system pkg from system partition 12576 // reader 12577 synchronized (mPackages) { 12578 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12579 } 12580 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12581 + " disabledPs=" + disabledPs); 12582 if (disabledPs == null) { 12583 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12584 return false; 12585 } else if (DEBUG_REMOVE) { 12586 Slog.d(TAG, "Deleting system pkg from data partition"); 12587 } 12588 if (DEBUG_REMOVE) { 12589 if (applyUserRestrictions) { 12590 Slog.d(TAG, "Remembering install states:"); 12591 for (int i = 0; i < allUserHandles.length; i++) { 12592 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12593 } 12594 } 12595 } 12596 // Delete the updated package 12597 outInfo.isRemovedPackageSystemUpdate = true; 12598 if (disabledPs.versionCode < newPs.versionCode) { 12599 // Delete data for downgrades 12600 flags &= ~PackageManager.DELETE_KEEP_DATA; 12601 } else { 12602 // Preserve data by setting flag 12603 flags |= PackageManager.DELETE_KEEP_DATA; 12604 } 12605 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12606 allUserHandles, perUserInstalled, outInfo, writeSettings); 12607 if (!ret) { 12608 return false; 12609 } 12610 // writer 12611 synchronized (mPackages) { 12612 // Reinstate the old system package 12613 mSettings.enableSystemPackageLPw(newPs.name); 12614 // Remove any native libraries from the upgraded package. 12615 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12616 } 12617 // Install the system package 12618 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12619 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12620 if (locationIsPrivileged(disabledPs.codePath)) { 12621 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12622 } 12623 12624 final PackageParser.Package newPkg; 12625 try { 12626 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12627 } catch (PackageManagerException e) { 12628 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12629 return false; 12630 } 12631 12632 // writer 12633 synchronized (mPackages) { 12634 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12635 updatePermissionsLPw(newPkg.packageName, newPkg, 12636 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12637 if (applyUserRestrictions) { 12638 if (DEBUG_REMOVE) { 12639 Slog.d(TAG, "Propagating install state across reinstall"); 12640 } 12641 for (int i = 0; i < allUserHandles.length; i++) { 12642 if (DEBUG_REMOVE) { 12643 Slog.d(TAG, " user " + allUserHandles[i] 12644 + " => " + perUserInstalled[i]); 12645 } 12646 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12647 } 12648 // Regardless of writeSettings we need to ensure that this restriction 12649 // state propagation is persisted 12650 mSettings.writeAllUsersPackageRestrictionsLPr(); 12651 } 12652 // can downgrade to reader here 12653 if (writeSettings) { 12654 mSettings.writeLPr(); 12655 } 12656 } 12657 return true; 12658 } 12659 12660 private boolean deleteInstalledPackageLI(PackageSetting ps, 12661 boolean deleteCodeAndResources, int flags, 12662 int[] allUserHandles, boolean[] perUserInstalled, 12663 PackageRemovedInfo outInfo, boolean writeSettings) { 12664 if (outInfo != null) { 12665 outInfo.uid = ps.appId; 12666 } 12667 12668 // Delete package data from internal structures and also remove data if flag is set 12669 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12670 12671 // Delete application code and resources 12672 if (deleteCodeAndResources && (outInfo != null)) { 12673 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12674 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12675 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12676 } 12677 return true; 12678 } 12679 12680 @Override 12681 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12682 int userId) { 12683 mContext.enforceCallingOrSelfPermission( 12684 android.Manifest.permission.DELETE_PACKAGES, null); 12685 synchronized (mPackages) { 12686 PackageSetting ps = mSettings.mPackages.get(packageName); 12687 if (ps == null) { 12688 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12689 return false; 12690 } 12691 if (!ps.getInstalled(userId)) { 12692 // Can't block uninstall for an app that is not installed or enabled. 12693 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12694 return false; 12695 } 12696 ps.setBlockUninstall(blockUninstall, userId); 12697 mSettings.writePackageRestrictionsLPr(userId); 12698 } 12699 return true; 12700 } 12701 12702 @Override 12703 public boolean getBlockUninstallForUser(String packageName, int userId) { 12704 synchronized (mPackages) { 12705 PackageSetting ps = mSettings.mPackages.get(packageName); 12706 if (ps == null) { 12707 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12708 return false; 12709 } 12710 return ps.getBlockUninstall(userId); 12711 } 12712 } 12713 12714 /* 12715 * This method handles package deletion in general 12716 */ 12717 private boolean deletePackageLI(String packageName, UserHandle user, 12718 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12719 int flags, PackageRemovedInfo outInfo, 12720 boolean writeSettings) { 12721 if (packageName == null) { 12722 Slog.w(TAG, "Attempt to delete null packageName."); 12723 return false; 12724 } 12725 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12726 PackageSetting ps; 12727 boolean dataOnly = false; 12728 int removeUser = -1; 12729 int appId = -1; 12730 synchronized (mPackages) { 12731 ps = mSettings.mPackages.get(packageName); 12732 if (ps == null) { 12733 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12734 return false; 12735 } 12736 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12737 && user.getIdentifier() != UserHandle.USER_ALL) { 12738 // The caller is asking that the package only be deleted for a single 12739 // user. To do this, we just mark its uninstalled state and delete 12740 // its data. If this is a system app, we only allow this to happen if 12741 // they have set the special DELETE_SYSTEM_APP which requests different 12742 // semantics than normal for uninstalling system apps. 12743 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12744 ps.setUserState(user.getIdentifier(), 12745 COMPONENT_ENABLED_STATE_DEFAULT, 12746 false, //installed 12747 true, //stopped 12748 true, //notLaunched 12749 false, //hidden 12750 null, null, null, 12751 false, // blockUninstall 12752 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12753 if (!isSystemApp(ps)) { 12754 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12755 // Other user still have this package installed, so all 12756 // we need to do is clear this user's data and save that 12757 // it is uninstalled. 12758 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12759 removeUser = user.getIdentifier(); 12760 appId = ps.appId; 12761 scheduleWritePackageRestrictionsLocked(removeUser); 12762 } else { 12763 // We need to set it back to 'installed' so the uninstall 12764 // broadcasts will be sent correctly. 12765 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12766 ps.setInstalled(true, user.getIdentifier()); 12767 } 12768 } else { 12769 // This is a system app, so we assume that the 12770 // other users still have this package installed, so all 12771 // we need to do is clear this user's data and save that 12772 // it is uninstalled. 12773 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12774 removeUser = user.getIdentifier(); 12775 appId = ps.appId; 12776 scheduleWritePackageRestrictionsLocked(removeUser); 12777 } 12778 } 12779 } 12780 12781 if (removeUser >= 0) { 12782 // From above, we determined that we are deleting this only 12783 // for a single user. Continue the work here. 12784 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12785 if (outInfo != null) { 12786 outInfo.removedPackage = packageName; 12787 outInfo.removedAppId = appId; 12788 outInfo.removedUsers = new int[] {removeUser}; 12789 } 12790 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12791 removeKeystoreDataIfNeeded(removeUser, appId); 12792 schedulePackageCleaning(packageName, removeUser, false); 12793 synchronized (mPackages) { 12794 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12795 scheduleWritePackageRestrictionsLocked(removeUser); 12796 } 12797 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12798 removeUser); 12799 } 12800 return true; 12801 } 12802 12803 if (dataOnly) { 12804 // Delete application data first 12805 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12806 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12807 return true; 12808 } 12809 12810 boolean ret = false; 12811 if (isSystemApp(ps)) { 12812 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12813 // When an updated system application is deleted we delete the existing resources as well and 12814 // fall back to existing code in system partition 12815 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12816 flags, outInfo, writeSettings); 12817 } else { 12818 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12819 // Kill application pre-emptively especially for apps on sd. 12820 killApplication(packageName, ps.appId, "uninstall pkg"); 12821 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12822 allUserHandles, perUserInstalled, 12823 outInfo, writeSettings); 12824 } 12825 12826 return ret; 12827 } 12828 12829 private final class ClearStorageConnection implements ServiceConnection { 12830 IMediaContainerService mContainerService; 12831 12832 @Override 12833 public void onServiceConnected(ComponentName name, IBinder service) { 12834 synchronized (this) { 12835 mContainerService = IMediaContainerService.Stub.asInterface(service); 12836 notifyAll(); 12837 } 12838 } 12839 12840 @Override 12841 public void onServiceDisconnected(ComponentName name) { 12842 } 12843 } 12844 12845 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12846 final boolean mounted; 12847 if (Environment.isExternalStorageEmulated()) { 12848 mounted = true; 12849 } else { 12850 final String status = Environment.getExternalStorageState(); 12851 12852 mounted = status.equals(Environment.MEDIA_MOUNTED) 12853 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12854 } 12855 12856 if (!mounted) { 12857 return; 12858 } 12859 12860 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12861 int[] users; 12862 if (userId == UserHandle.USER_ALL) { 12863 users = sUserManager.getUserIds(); 12864 } else { 12865 users = new int[] { userId }; 12866 } 12867 final ClearStorageConnection conn = new ClearStorageConnection(); 12868 if (mContext.bindServiceAsUser( 12869 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12870 try { 12871 for (int curUser : users) { 12872 long timeout = SystemClock.uptimeMillis() + 5000; 12873 synchronized (conn) { 12874 long now = SystemClock.uptimeMillis(); 12875 while (conn.mContainerService == null && now < timeout) { 12876 try { 12877 conn.wait(timeout - now); 12878 } catch (InterruptedException e) { 12879 } 12880 } 12881 } 12882 if (conn.mContainerService == null) { 12883 return; 12884 } 12885 12886 final UserEnvironment userEnv = new UserEnvironment(curUser); 12887 clearDirectory(conn.mContainerService, 12888 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12889 if (allData) { 12890 clearDirectory(conn.mContainerService, 12891 userEnv.buildExternalStorageAppDataDirs(packageName)); 12892 clearDirectory(conn.mContainerService, 12893 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12894 } 12895 } 12896 } finally { 12897 mContext.unbindService(conn); 12898 } 12899 } 12900 } 12901 12902 @Override 12903 public void clearApplicationUserData(final String packageName, 12904 final IPackageDataObserver observer, final int userId) { 12905 mContext.enforceCallingOrSelfPermission( 12906 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12907 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12908 // Queue up an async operation since the package deletion may take a little while. 12909 mHandler.post(new Runnable() { 12910 public void run() { 12911 mHandler.removeCallbacks(this); 12912 final boolean succeeded; 12913 synchronized (mInstallLock) { 12914 succeeded = clearApplicationUserDataLI(packageName, userId); 12915 } 12916 clearExternalStorageDataSync(packageName, userId, true); 12917 if (succeeded) { 12918 // invoke DeviceStorageMonitor's update method to clear any notifications 12919 DeviceStorageMonitorInternal 12920 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12921 if (dsm != null) { 12922 dsm.checkMemory(); 12923 } 12924 } 12925 if(observer != null) { 12926 try { 12927 observer.onRemoveCompleted(packageName, succeeded); 12928 } catch (RemoteException e) { 12929 Log.i(TAG, "Observer no longer exists."); 12930 } 12931 } //end if observer 12932 } //end run 12933 }); 12934 } 12935 12936 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12937 if (packageName == null) { 12938 Slog.w(TAG, "Attempt to delete null packageName."); 12939 return false; 12940 } 12941 12942 // Try finding details about the requested package 12943 PackageParser.Package pkg; 12944 synchronized (mPackages) { 12945 pkg = mPackages.get(packageName); 12946 if (pkg == null) { 12947 final PackageSetting ps = mSettings.mPackages.get(packageName); 12948 if (ps != null) { 12949 pkg = ps.pkg; 12950 } 12951 } 12952 12953 if (pkg == null) { 12954 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12955 return false; 12956 } 12957 12958 PackageSetting ps = (PackageSetting) pkg.mExtras; 12959 PermissionsState permissionsState = ps.getPermissionsState(); 12960 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12961 } 12962 12963 // Always delete data directories for package, even if we found no other 12964 // record of app. This helps users recover from UID mismatches without 12965 // resorting to a full data wipe. 12966 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12967 if (retCode < 0) { 12968 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12969 return false; 12970 } 12971 12972 final int appId = pkg.applicationInfo.uid; 12973 removeKeystoreDataIfNeeded(userId, appId); 12974 12975 // Create a native library symlink only if we have native libraries 12976 // and if the native libraries are 32 bit libraries. We do not provide 12977 // this symlink for 64 bit libraries. 12978 if (pkg.applicationInfo.primaryCpuAbi != null && 12979 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12980 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12981 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12982 nativeLibPath, userId) < 0) { 12983 Slog.w(TAG, "Failed linking native library dir"); 12984 return false; 12985 } 12986 } 12987 12988 return true; 12989 } 12990 12991 12992 /** 12993 * Revokes granted runtime permissions and clears resettable flags 12994 * which are flags that can be set by a user interaction. 12995 * 12996 * @param permissionsState The permission state to reset. 12997 * @param userId The device user for which to do a reset. 12998 */ 12999 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 13000 PermissionsState permissionsState, int userId) { 13001 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 13002 | PackageManager.FLAG_PERMISSION_USER_FIXED 13003 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13004 13005 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 13006 } 13007 13008 /** 13009 * Revokes granted runtime permissions and clears all flags. 13010 * 13011 * @param permissionsState The permission state to reset. 13012 * @param userId The device user for which to do a reset. 13013 */ 13014 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 13015 PermissionsState permissionsState, int userId) { 13016 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 13017 PackageManager.MASK_PERMISSION_FLAGS); 13018 } 13019 13020 /** 13021 * Revokes granted runtime permissions and clears certain flags. 13022 * 13023 * @param permissionsState The permission state to reset. 13024 * @param userId The device user for which to do a reset. 13025 * @param flags The flags that is going to be reset. 13026 */ 13027 private void revokeRuntimePermissionsAndClearFlagsLocked( 13028 PermissionsState permissionsState, final int userId, int flags) { 13029 boolean needsWrite = false; 13030 13031 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 13032 BasePermission bp = mSettings.mPermissions.get(state.getName()); 13033 if (bp != null) { 13034 permissionsState.revokeRuntimePermission(bp, userId); 13035 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 13036 needsWrite = true; 13037 } 13038 } 13039 13040 // Ensure default permissions are never cleared. 13041 mHandler.post(new Runnable() { 13042 @Override 13043 public void run() { 13044 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 13045 } 13046 }); 13047 13048 if (needsWrite) { 13049 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13050 } 13051 } 13052 13053 /** 13054 * Remove entries from the keystore daemon. Will only remove it if the 13055 * {@code appId} is valid. 13056 */ 13057 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13058 if (appId < 0) { 13059 return; 13060 } 13061 13062 final KeyStore keyStore = KeyStore.getInstance(); 13063 if (keyStore != null) { 13064 if (userId == UserHandle.USER_ALL) { 13065 for (final int individual : sUserManager.getUserIds()) { 13066 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13067 } 13068 } else { 13069 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13070 } 13071 } else { 13072 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13073 } 13074 } 13075 13076 @Override 13077 public void deleteApplicationCacheFiles(final String packageName, 13078 final IPackageDataObserver observer) { 13079 mContext.enforceCallingOrSelfPermission( 13080 android.Manifest.permission.DELETE_CACHE_FILES, null); 13081 // Queue up an async operation since the package deletion may take a little while. 13082 final int userId = UserHandle.getCallingUserId(); 13083 mHandler.post(new Runnable() { 13084 public void run() { 13085 mHandler.removeCallbacks(this); 13086 final boolean succeded; 13087 synchronized (mInstallLock) { 13088 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13089 } 13090 clearExternalStorageDataSync(packageName, userId, false); 13091 if (observer != null) { 13092 try { 13093 observer.onRemoveCompleted(packageName, succeded); 13094 } catch (RemoteException e) { 13095 Log.i(TAG, "Observer no longer exists."); 13096 } 13097 } //end if observer 13098 } //end run 13099 }); 13100 } 13101 13102 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13103 if (packageName == null) { 13104 Slog.w(TAG, "Attempt to delete null packageName."); 13105 return false; 13106 } 13107 PackageParser.Package p; 13108 synchronized (mPackages) { 13109 p = mPackages.get(packageName); 13110 } 13111 if (p == null) { 13112 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13113 return false; 13114 } 13115 final ApplicationInfo applicationInfo = p.applicationInfo; 13116 if (applicationInfo == null) { 13117 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13118 return false; 13119 } 13120 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13121 if (retCode < 0) { 13122 Slog.w(TAG, "Couldn't remove cache files for package: " 13123 + packageName + " u" + userId); 13124 return false; 13125 } 13126 return true; 13127 } 13128 13129 @Override 13130 public void getPackageSizeInfo(final String packageName, int userHandle, 13131 final IPackageStatsObserver observer) { 13132 mContext.enforceCallingOrSelfPermission( 13133 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13134 if (packageName == null) { 13135 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13136 } 13137 13138 PackageStats stats = new PackageStats(packageName, userHandle); 13139 13140 /* 13141 * Queue up an async operation since the package measurement may take a 13142 * little while. 13143 */ 13144 Message msg = mHandler.obtainMessage(INIT_COPY); 13145 msg.obj = new MeasureParams(stats, observer); 13146 mHandler.sendMessage(msg); 13147 } 13148 13149 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13150 PackageStats pStats) { 13151 if (packageName == null) { 13152 Slog.w(TAG, "Attempt to get size of null packageName."); 13153 return false; 13154 } 13155 PackageParser.Package p; 13156 boolean dataOnly = false; 13157 String libDirRoot = null; 13158 String asecPath = null; 13159 PackageSetting ps = null; 13160 synchronized (mPackages) { 13161 p = mPackages.get(packageName); 13162 ps = mSettings.mPackages.get(packageName); 13163 if(p == null) { 13164 dataOnly = true; 13165 if((ps == null) || (ps.pkg == null)) { 13166 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13167 return false; 13168 } 13169 p = ps.pkg; 13170 } 13171 if (ps != null) { 13172 libDirRoot = ps.legacyNativeLibraryPathString; 13173 } 13174 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13175 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13176 if (secureContainerId != null) { 13177 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13178 } 13179 } 13180 } 13181 String publicSrcDir = null; 13182 if(!dataOnly) { 13183 final ApplicationInfo applicationInfo = p.applicationInfo; 13184 if (applicationInfo == null) { 13185 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13186 return false; 13187 } 13188 if (p.isForwardLocked()) { 13189 publicSrcDir = applicationInfo.getBaseResourcePath(); 13190 } 13191 } 13192 // TODO: extend to measure size of split APKs 13193 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13194 // not just the first level. 13195 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13196 // just the primary. 13197 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13198 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13199 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13200 if (res < 0) { 13201 return false; 13202 } 13203 13204 // Fix-up for forward-locked applications in ASEC containers. 13205 if (!isExternal(p)) { 13206 pStats.codeSize += pStats.externalCodeSize; 13207 pStats.externalCodeSize = 0L; 13208 } 13209 13210 return true; 13211 } 13212 13213 13214 @Override 13215 public void addPackageToPreferred(String packageName) { 13216 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13217 } 13218 13219 @Override 13220 public void removePackageFromPreferred(String packageName) { 13221 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13222 } 13223 13224 @Override 13225 public List<PackageInfo> getPreferredPackages(int flags) { 13226 return new ArrayList<PackageInfo>(); 13227 } 13228 13229 private int getUidTargetSdkVersionLockedLPr(int uid) { 13230 Object obj = mSettings.getUserIdLPr(uid); 13231 if (obj instanceof SharedUserSetting) { 13232 final SharedUserSetting sus = (SharedUserSetting) obj; 13233 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13234 final Iterator<PackageSetting> it = sus.packages.iterator(); 13235 while (it.hasNext()) { 13236 final PackageSetting ps = it.next(); 13237 if (ps.pkg != null) { 13238 int v = ps.pkg.applicationInfo.targetSdkVersion; 13239 if (v < vers) vers = v; 13240 } 13241 } 13242 return vers; 13243 } else if (obj instanceof PackageSetting) { 13244 final PackageSetting ps = (PackageSetting) obj; 13245 if (ps.pkg != null) { 13246 return ps.pkg.applicationInfo.targetSdkVersion; 13247 } 13248 } 13249 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13250 } 13251 13252 @Override 13253 public void addPreferredActivity(IntentFilter filter, int match, 13254 ComponentName[] set, ComponentName activity, int userId) { 13255 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13256 "Adding preferred"); 13257 } 13258 13259 private void addPreferredActivityInternal(IntentFilter filter, int match, 13260 ComponentName[] set, ComponentName activity, boolean always, int userId, 13261 String opname) { 13262 // writer 13263 int callingUid = Binder.getCallingUid(); 13264 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13265 if (filter.countActions() == 0) { 13266 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13267 return; 13268 } 13269 synchronized (mPackages) { 13270 if (mContext.checkCallingOrSelfPermission( 13271 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13272 != PackageManager.PERMISSION_GRANTED) { 13273 if (getUidTargetSdkVersionLockedLPr(callingUid) 13274 < Build.VERSION_CODES.FROYO) { 13275 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13276 + callingUid); 13277 return; 13278 } 13279 mContext.enforceCallingOrSelfPermission( 13280 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13281 } 13282 13283 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13284 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13285 + userId + ":"); 13286 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13287 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13288 scheduleWritePackageRestrictionsLocked(userId); 13289 } 13290 } 13291 13292 @Override 13293 public void replacePreferredActivity(IntentFilter filter, int match, 13294 ComponentName[] set, ComponentName activity, int userId) { 13295 if (filter.countActions() != 1) { 13296 throw new IllegalArgumentException( 13297 "replacePreferredActivity expects filter to have only 1 action."); 13298 } 13299 if (filter.countDataAuthorities() != 0 13300 || filter.countDataPaths() != 0 13301 || filter.countDataSchemes() > 1 13302 || filter.countDataTypes() != 0) { 13303 throw new IllegalArgumentException( 13304 "replacePreferredActivity expects filter to have no data authorities, " + 13305 "paths, or types; and at most one scheme."); 13306 } 13307 13308 final int callingUid = Binder.getCallingUid(); 13309 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13310 synchronized (mPackages) { 13311 if (mContext.checkCallingOrSelfPermission( 13312 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13313 != PackageManager.PERMISSION_GRANTED) { 13314 if (getUidTargetSdkVersionLockedLPr(callingUid) 13315 < Build.VERSION_CODES.FROYO) { 13316 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13317 + Binder.getCallingUid()); 13318 return; 13319 } 13320 mContext.enforceCallingOrSelfPermission( 13321 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13322 } 13323 13324 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13325 if (pir != null) { 13326 // Get all of the existing entries that exactly match this filter. 13327 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13328 if (existing != null && existing.size() == 1) { 13329 PreferredActivity cur = existing.get(0); 13330 if (DEBUG_PREFERRED) { 13331 Slog.i(TAG, "Checking replace of preferred:"); 13332 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13333 if (!cur.mPref.mAlways) { 13334 Slog.i(TAG, " -- CUR; not mAlways!"); 13335 } else { 13336 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13337 Slog.i(TAG, " -- CUR: mSet=" 13338 + Arrays.toString(cur.mPref.mSetComponents)); 13339 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13340 Slog.i(TAG, " -- NEW: mMatch=" 13341 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13342 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13343 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13344 } 13345 } 13346 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13347 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13348 && cur.mPref.sameSet(set)) { 13349 // Setting the preferred activity to what it happens to be already 13350 if (DEBUG_PREFERRED) { 13351 Slog.i(TAG, "Replacing with same preferred activity " 13352 + cur.mPref.mShortComponent + " for user " 13353 + userId + ":"); 13354 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13355 } 13356 return; 13357 } 13358 } 13359 13360 if (existing != null) { 13361 if (DEBUG_PREFERRED) { 13362 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13363 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13364 } 13365 for (int i = 0; i < existing.size(); i++) { 13366 PreferredActivity pa = existing.get(i); 13367 if (DEBUG_PREFERRED) { 13368 Slog.i(TAG, "Removing existing preferred activity " 13369 + pa.mPref.mComponent + ":"); 13370 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13371 } 13372 pir.removeFilter(pa); 13373 } 13374 } 13375 } 13376 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13377 "Replacing preferred"); 13378 } 13379 } 13380 13381 @Override 13382 public void clearPackagePreferredActivities(String packageName) { 13383 final int uid = Binder.getCallingUid(); 13384 // writer 13385 synchronized (mPackages) { 13386 PackageParser.Package pkg = mPackages.get(packageName); 13387 if (pkg == null || pkg.applicationInfo.uid != uid) { 13388 if (mContext.checkCallingOrSelfPermission( 13389 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13390 != PackageManager.PERMISSION_GRANTED) { 13391 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13392 < Build.VERSION_CODES.FROYO) { 13393 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13394 + Binder.getCallingUid()); 13395 return; 13396 } 13397 mContext.enforceCallingOrSelfPermission( 13398 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13399 } 13400 } 13401 13402 int user = UserHandle.getCallingUserId(); 13403 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13404 scheduleWritePackageRestrictionsLocked(user); 13405 } 13406 } 13407 } 13408 13409 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13410 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13411 ArrayList<PreferredActivity> removed = null; 13412 boolean changed = false; 13413 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13414 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13415 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13416 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13417 continue; 13418 } 13419 Iterator<PreferredActivity> it = pir.filterIterator(); 13420 while (it.hasNext()) { 13421 PreferredActivity pa = it.next(); 13422 // Mark entry for removal only if it matches the package name 13423 // and the entry is of type "always". 13424 if (packageName == null || 13425 (pa.mPref.mComponent.getPackageName().equals(packageName) 13426 && pa.mPref.mAlways)) { 13427 if (removed == null) { 13428 removed = new ArrayList<PreferredActivity>(); 13429 } 13430 removed.add(pa); 13431 } 13432 } 13433 if (removed != null) { 13434 for (int j=0; j<removed.size(); j++) { 13435 PreferredActivity pa = removed.get(j); 13436 pir.removeFilter(pa); 13437 } 13438 changed = true; 13439 } 13440 } 13441 return changed; 13442 } 13443 13444 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13445 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13446 if (userId == UserHandle.USER_ALL) { 13447 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13448 sUserManager.getUserIds())) { 13449 for (int oneUserId : sUserManager.getUserIds()) { 13450 scheduleWritePackageRestrictionsLocked(oneUserId); 13451 } 13452 } 13453 } else { 13454 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13455 scheduleWritePackageRestrictionsLocked(userId); 13456 } 13457 } 13458 } 13459 13460 13461 void clearDefaultBrowserIfNeeded(String packageName) { 13462 for (int oneUserId : sUserManager.getUserIds()) { 13463 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13464 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13465 if (packageName.equals(defaultBrowserPackageName)) { 13466 setDefaultBrowserPackageName(null, oneUserId); 13467 } 13468 } 13469 } 13470 13471 @Override 13472 public void resetPreferredActivities(int userId) { 13473 mContext.enforceCallingOrSelfPermission( 13474 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13475 // writer 13476 synchronized (mPackages) { 13477 clearPackagePreferredActivitiesLPw(null, userId); 13478 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13479 applyFactoryDefaultBrowserLPw(userId); 13480 13481 scheduleWritePackageRestrictionsLocked(userId); 13482 } 13483 } 13484 13485 @Override 13486 public int getPreferredActivities(List<IntentFilter> outFilters, 13487 List<ComponentName> outActivities, String packageName) { 13488 13489 int num = 0; 13490 final int userId = UserHandle.getCallingUserId(); 13491 // reader 13492 synchronized (mPackages) { 13493 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13494 if (pir != null) { 13495 final Iterator<PreferredActivity> it = pir.filterIterator(); 13496 while (it.hasNext()) { 13497 final PreferredActivity pa = it.next(); 13498 if (packageName == null 13499 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13500 && pa.mPref.mAlways)) { 13501 if (outFilters != null) { 13502 outFilters.add(new IntentFilter(pa)); 13503 } 13504 if (outActivities != null) { 13505 outActivities.add(pa.mPref.mComponent); 13506 } 13507 } 13508 } 13509 } 13510 } 13511 13512 return num; 13513 } 13514 13515 @Override 13516 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13517 int userId) { 13518 int callingUid = Binder.getCallingUid(); 13519 if (callingUid != Process.SYSTEM_UID) { 13520 throw new SecurityException( 13521 "addPersistentPreferredActivity can only be run by the system"); 13522 } 13523 if (filter.countActions() == 0) { 13524 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13525 return; 13526 } 13527 synchronized (mPackages) { 13528 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13529 " :"); 13530 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13531 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13532 new PersistentPreferredActivity(filter, activity)); 13533 scheduleWritePackageRestrictionsLocked(userId); 13534 } 13535 } 13536 13537 @Override 13538 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13539 int callingUid = Binder.getCallingUid(); 13540 if (callingUid != Process.SYSTEM_UID) { 13541 throw new SecurityException( 13542 "clearPackagePersistentPreferredActivities can only be run by the system"); 13543 } 13544 ArrayList<PersistentPreferredActivity> removed = null; 13545 boolean changed = false; 13546 synchronized (mPackages) { 13547 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13548 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13549 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13550 .valueAt(i); 13551 if (userId != thisUserId) { 13552 continue; 13553 } 13554 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13555 while (it.hasNext()) { 13556 PersistentPreferredActivity ppa = it.next(); 13557 // Mark entry for removal only if it matches the package name. 13558 if (ppa.mComponent.getPackageName().equals(packageName)) { 13559 if (removed == null) { 13560 removed = new ArrayList<PersistentPreferredActivity>(); 13561 } 13562 removed.add(ppa); 13563 } 13564 } 13565 if (removed != null) { 13566 for (int j=0; j<removed.size(); j++) { 13567 PersistentPreferredActivity ppa = removed.get(j); 13568 ppir.removeFilter(ppa); 13569 } 13570 changed = true; 13571 } 13572 } 13573 13574 if (changed) { 13575 scheduleWritePackageRestrictionsLocked(userId); 13576 } 13577 } 13578 } 13579 13580 /** 13581 * Common machinery for picking apart a restored XML blob and passing 13582 * it to a caller-supplied functor to be applied to the running system. 13583 */ 13584 private void restoreFromXml(XmlPullParser parser, int userId, 13585 String expectedStartTag, BlobXmlRestorer functor) 13586 throws IOException, XmlPullParserException { 13587 int type; 13588 while ((type = parser.next()) != XmlPullParser.START_TAG 13589 && type != XmlPullParser.END_DOCUMENT) { 13590 } 13591 if (type != XmlPullParser.START_TAG) { 13592 // oops didn't find a start tag?! 13593 if (DEBUG_BACKUP) { 13594 Slog.e(TAG, "Didn't find start tag during restore"); 13595 } 13596 return; 13597 } 13598 13599 // this is supposed to be TAG_PREFERRED_BACKUP 13600 if (!expectedStartTag.equals(parser.getName())) { 13601 if (DEBUG_BACKUP) { 13602 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13603 } 13604 return; 13605 } 13606 13607 // skip interfering stuff, then we're aligned with the backing implementation 13608 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13609 functor.apply(parser, userId); 13610 } 13611 13612 private interface BlobXmlRestorer { 13613 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13614 } 13615 13616 /** 13617 * Non-Binder method, support for the backup/restore mechanism: write the 13618 * full set of preferred activities in its canonical XML format. Returns the 13619 * XML output as a byte array, or null if there is none. 13620 */ 13621 @Override 13622 public byte[] getPreferredActivityBackup(int userId) { 13623 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13624 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13625 } 13626 13627 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13628 try { 13629 final XmlSerializer serializer = new FastXmlSerializer(); 13630 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13631 serializer.startDocument(null, true); 13632 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13633 13634 synchronized (mPackages) { 13635 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13636 } 13637 13638 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13639 serializer.endDocument(); 13640 serializer.flush(); 13641 } catch (Exception e) { 13642 if (DEBUG_BACKUP) { 13643 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13644 } 13645 return null; 13646 } 13647 13648 return dataStream.toByteArray(); 13649 } 13650 13651 @Override 13652 public void restorePreferredActivities(byte[] backup, int userId) { 13653 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13654 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13655 } 13656 13657 try { 13658 final XmlPullParser parser = Xml.newPullParser(); 13659 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13660 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13661 new BlobXmlRestorer() { 13662 @Override 13663 public void apply(XmlPullParser parser, int userId) 13664 throws XmlPullParserException, IOException { 13665 synchronized (mPackages) { 13666 mSettings.readPreferredActivitiesLPw(parser, userId); 13667 } 13668 } 13669 } ); 13670 } catch (Exception e) { 13671 if (DEBUG_BACKUP) { 13672 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13673 } 13674 } 13675 } 13676 13677 /** 13678 * Non-Binder method, support for the backup/restore mechanism: write the 13679 * default browser (etc) settings in its canonical XML format. Returns the default 13680 * browser XML representation as a byte array, or null if there is none. 13681 */ 13682 @Override 13683 public byte[] getDefaultAppsBackup(int userId) { 13684 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13685 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13686 } 13687 13688 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13689 try { 13690 final XmlSerializer serializer = new FastXmlSerializer(); 13691 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13692 serializer.startDocument(null, true); 13693 serializer.startTag(null, TAG_DEFAULT_APPS); 13694 13695 synchronized (mPackages) { 13696 mSettings.writeDefaultAppsLPr(serializer, userId); 13697 } 13698 13699 serializer.endTag(null, TAG_DEFAULT_APPS); 13700 serializer.endDocument(); 13701 serializer.flush(); 13702 } catch (Exception e) { 13703 if (DEBUG_BACKUP) { 13704 Slog.e(TAG, "Unable to write default apps for backup", e); 13705 } 13706 return null; 13707 } 13708 13709 return dataStream.toByteArray(); 13710 } 13711 13712 @Override 13713 public void restoreDefaultApps(byte[] backup, int userId) { 13714 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13715 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13716 } 13717 13718 try { 13719 final XmlPullParser parser = Xml.newPullParser(); 13720 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13721 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13722 new BlobXmlRestorer() { 13723 @Override 13724 public void apply(XmlPullParser parser, int userId) 13725 throws XmlPullParserException, IOException { 13726 synchronized (mPackages) { 13727 mSettings.readDefaultAppsLPw(parser, userId); 13728 } 13729 } 13730 } ); 13731 } catch (Exception e) { 13732 if (DEBUG_BACKUP) { 13733 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13734 } 13735 } 13736 } 13737 13738 @Override 13739 public byte[] getIntentFilterVerificationBackup(int userId) { 13740 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13741 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13742 } 13743 13744 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13745 try { 13746 final XmlSerializer serializer = new FastXmlSerializer(); 13747 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13748 serializer.startDocument(null, true); 13749 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13750 13751 synchronized (mPackages) { 13752 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13753 } 13754 13755 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13756 serializer.endDocument(); 13757 serializer.flush(); 13758 } catch (Exception e) { 13759 if (DEBUG_BACKUP) { 13760 Slog.e(TAG, "Unable to write default apps for backup", e); 13761 } 13762 return null; 13763 } 13764 13765 return dataStream.toByteArray(); 13766 } 13767 13768 @Override 13769 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13770 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13771 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13772 } 13773 13774 try { 13775 final XmlPullParser parser = Xml.newPullParser(); 13776 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13777 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13778 new BlobXmlRestorer() { 13779 @Override 13780 public void apply(XmlPullParser parser, int userId) 13781 throws XmlPullParserException, IOException { 13782 synchronized (mPackages) { 13783 mSettings.readAllDomainVerificationsLPr(parser, userId); 13784 mSettings.writeLPr(); 13785 } 13786 } 13787 } ); 13788 } catch (Exception e) { 13789 if (DEBUG_BACKUP) { 13790 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13791 } 13792 } 13793 } 13794 13795 @Override 13796 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13797 int sourceUserId, int targetUserId, int flags) { 13798 mContext.enforceCallingOrSelfPermission( 13799 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13800 int callingUid = Binder.getCallingUid(); 13801 enforceOwnerRights(ownerPackage, callingUid); 13802 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13803 if (intentFilter.countActions() == 0) { 13804 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13805 return; 13806 } 13807 synchronized (mPackages) { 13808 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13809 ownerPackage, targetUserId, flags); 13810 CrossProfileIntentResolver resolver = 13811 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13812 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13813 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13814 if (existing != null) { 13815 int size = existing.size(); 13816 for (int i = 0; i < size; i++) { 13817 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13818 return; 13819 } 13820 } 13821 } 13822 resolver.addFilter(newFilter); 13823 scheduleWritePackageRestrictionsLocked(sourceUserId); 13824 } 13825 } 13826 13827 @Override 13828 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13829 mContext.enforceCallingOrSelfPermission( 13830 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13831 int callingUid = Binder.getCallingUid(); 13832 enforceOwnerRights(ownerPackage, callingUid); 13833 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13834 synchronized (mPackages) { 13835 CrossProfileIntentResolver resolver = 13836 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13837 ArraySet<CrossProfileIntentFilter> set = 13838 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13839 for (CrossProfileIntentFilter filter : set) { 13840 if (filter.getOwnerPackage().equals(ownerPackage)) { 13841 resolver.removeFilter(filter); 13842 } 13843 } 13844 scheduleWritePackageRestrictionsLocked(sourceUserId); 13845 } 13846 } 13847 13848 // Enforcing that callingUid is owning pkg on userId 13849 private void enforceOwnerRights(String pkg, int callingUid) { 13850 // The system owns everything. 13851 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13852 return; 13853 } 13854 int callingUserId = UserHandle.getUserId(callingUid); 13855 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13856 if (pi == null) { 13857 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13858 + callingUserId); 13859 } 13860 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13861 throw new SecurityException("Calling uid " + callingUid 13862 + " does not own package " + pkg); 13863 } 13864 } 13865 13866 @Override 13867 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13868 Intent intent = new Intent(Intent.ACTION_MAIN); 13869 intent.addCategory(Intent.CATEGORY_HOME); 13870 13871 final int callingUserId = UserHandle.getCallingUserId(); 13872 List<ResolveInfo> list = queryIntentActivities(intent, null, 13873 PackageManager.GET_META_DATA, callingUserId); 13874 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13875 true, false, false, callingUserId); 13876 13877 allHomeCandidates.clear(); 13878 if (list != null) { 13879 for (ResolveInfo ri : list) { 13880 allHomeCandidates.add(ri); 13881 } 13882 } 13883 return (preferred == null || preferred.activityInfo == null) 13884 ? null 13885 : new ComponentName(preferred.activityInfo.packageName, 13886 preferred.activityInfo.name); 13887 } 13888 13889 @Override 13890 public void setApplicationEnabledSetting(String appPackageName, 13891 int newState, int flags, int userId, String callingPackage) { 13892 if (!sUserManager.exists(userId)) return; 13893 if (callingPackage == null) { 13894 callingPackage = Integer.toString(Binder.getCallingUid()); 13895 } 13896 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13897 } 13898 13899 @Override 13900 public void setComponentEnabledSetting(ComponentName componentName, 13901 int newState, int flags, int userId) { 13902 if (!sUserManager.exists(userId)) return; 13903 setEnabledSetting(componentName.getPackageName(), 13904 componentName.getClassName(), newState, flags, userId, null); 13905 } 13906 13907 private void setEnabledSetting(final String packageName, String className, int newState, 13908 final int flags, int userId, String callingPackage) { 13909 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13910 || newState == COMPONENT_ENABLED_STATE_ENABLED 13911 || newState == COMPONENT_ENABLED_STATE_DISABLED 13912 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13913 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13914 throw new IllegalArgumentException("Invalid new component state: " 13915 + newState); 13916 } 13917 PackageSetting pkgSetting; 13918 final int uid = Binder.getCallingUid(); 13919 final int permission = mContext.checkCallingOrSelfPermission( 13920 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13921 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13922 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13923 boolean sendNow = false; 13924 boolean isApp = (className == null); 13925 String componentName = isApp ? packageName : className; 13926 int packageUid = -1; 13927 ArrayList<String> components; 13928 13929 // writer 13930 synchronized (mPackages) { 13931 pkgSetting = mSettings.mPackages.get(packageName); 13932 if (pkgSetting == null) { 13933 if (className == null) { 13934 throw new IllegalArgumentException( 13935 "Unknown package: " + packageName); 13936 } 13937 throw new IllegalArgumentException( 13938 "Unknown component: " + packageName 13939 + "/" + className); 13940 } 13941 // Allow root and verify that userId is not being specified by a different user 13942 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13943 throw new SecurityException( 13944 "Permission Denial: attempt to change component state from pid=" 13945 + Binder.getCallingPid() 13946 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13947 } 13948 if (className == null) { 13949 // We're dealing with an application/package level state change 13950 if (pkgSetting.getEnabled(userId) == newState) { 13951 // Nothing to do 13952 return; 13953 } 13954 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13955 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13956 // Don't care about who enables an app. 13957 callingPackage = null; 13958 } 13959 pkgSetting.setEnabled(newState, userId, callingPackage); 13960 // pkgSetting.pkg.mSetEnabled = newState; 13961 } else { 13962 // We're dealing with a component level state change 13963 // First, verify that this is a valid class name. 13964 PackageParser.Package pkg = pkgSetting.pkg; 13965 if (pkg == null || !pkg.hasComponentClassName(className)) { 13966 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13967 throw new IllegalArgumentException("Component class " + className 13968 + " does not exist in " + packageName); 13969 } else { 13970 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13971 + className + " does not exist in " + packageName); 13972 } 13973 } 13974 switch (newState) { 13975 case COMPONENT_ENABLED_STATE_ENABLED: 13976 if (!pkgSetting.enableComponentLPw(className, userId)) { 13977 return; 13978 } 13979 break; 13980 case COMPONENT_ENABLED_STATE_DISABLED: 13981 if (!pkgSetting.disableComponentLPw(className, userId)) { 13982 return; 13983 } 13984 break; 13985 case COMPONENT_ENABLED_STATE_DEFAULT: 13986 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13987 return; 13988 } 13989 break; 13990 default: 13991 Slog.e(TAG, "Invalid new component state: " + newState); 13992 return; 13993 } 13994 } 13995 scheduleWritePackageRestrictionsLocked(userId); 13996 components = mPendingBroadcasts.get(userId, packageName); 13997 final boolean newPackage = components == null; 13998 if (newPackage) { 13999 components = new ArrayList<String>(); 14000 } 14001 if (!components.contains(componentName)) { 14002 components.add(componentName); 14003 } 14004 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14005 sendNow = true; 14006 // Purge entry from pending broadcast list if another one exists already 14007 // since we are sending one right away. 14008 mPendingBroadcasts.remove(userId, packageName); 14009 } else { 14010 if (newPackage) { 14011 mPendingBroadcasts.put(userId, packageName, components); 14012 } 14013 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14014 // Schedule a message 14015 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14016 } 14017 } 14018 } 14019 14020 long callingId = Binder.clearCallingIdentity(); 14021 try { 14022 if (sendNow) { 14023 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14024 sendPackageChangedBroadcast(packageName, 14025 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14026 } 14027 } finally { 14028 Binder.restoreCallingIdentity(callingId); 14029 } 14030 } 14031 14032 private void sendPackageChangedBroadcast(String packageName, 14033 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14034 if (DEBUG_INSTALL) 14035 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14036 + componentNames); 14037 Bundle extras = new Bundle(4); 14038 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14039 String nameList[] = new String[componentNames.size()]; 14040 componentNames.toArray(nameList); 14041 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14042 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14043 extras.putInt(Intent.EXTRA_UID, packageUid); 14044 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14045 new int[] {UserHandle.getUserId(packageUid)}); 14046 } 14047 14048 @Override 14049 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14050 if (!sUserManager.exists(userId)) return; 14051 final int uid = Binder.getCallingUid(); 14052 final int permission = mContext.checkCallingOrSelfPermission( 14053 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14054 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14055 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14056 // writer 14057 synchronized (mPackages) { 14058 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14059 allowedByPermission, uid, userId)) { 14060 scheduleWritePackageRestrictionsLocked(userId); 14061 } 14062 } 14063 } 14064 14065 @Override 14066 public String getInstallerPackageName(String packageName) { 14067 // reader 14068 synchronized (mPackages) { 14069 return mSettings.getInstallerPackageNameLPr(packageName); 14070 } 14071 } 14072 14073 @Override 14074 public int getApplicationEnabledSetting(String packageName, int userId) { 14075 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14076 int uid = Binder.getCallingUid(); 14077 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14078 // reader 14079 synchronized (mPackages) { 14080 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14081 } 14082 } 14083 14084 @Override 14085 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14086 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14087 int uid = Binder.getCallingUid(); 14088 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14089 // reader 14090 synchronized (mPackages) { 14091 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14092 } 14093 } 14094 14095 @Override 14096 public void enterSafeMode() { 14097 enforceSystemOrRoot("Only the system can request entering safe mode"); 14098 14099 if (!mSystemReady) { 14100 mSafeMode = true; 14101 } 14102 } 14103 14104 @Override 14105 public void systemReady() { 14106 mSystemReady = true; 14107 14108 // Read the compatibilty setting when the system is ready. 14109 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14110 mContext.getContentResolver(), 14111 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14112 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14113 if (DEBUG_SETTINGS) { 14114 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14115 } 14116 14117 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14118 14119 synchronized (mPackages) { 14120 // Verify that all of the preferred activity components actually 14121 // exist. It is possible for applications to be updated and at 14122 // that point remove a previously declared activity component that 14123 // had been set as a preferred activity. We try to clean this up 14124 // the next time we encounter that preferred activity, but it is 14125 // possible for the user flow to never be able to return to that 14126 // situation so here we do a sanity check to make sure we haven't 14127 // left any junk around. 14128 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14129 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14130 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14131 removed.clear(); 14132 for (PreferredActivity pa : pir.filterSet()) { 14133 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14134 removed.add(pa); 14135 } 14136 } 14137 if (removed.size() > 0) { 14138 for (int r=0; r<removed.size(); r++) { 14139 PreferredActivity pa = removed.get(r); 14140 Slog.w(TAG, "Removing dangling preferred activity: " 14141 + pa.mPref.mComponent); 14142 pir.removeFilter(pa); 14143 } 14144 mSettings.writePackageRestrictionsLPr( 14145 mSettings.mPreferredActivities.keyAt(i)); 14146 } 14147 } 14148 14149 for (int userId : UserManagerService.getInstance().getUserIds()) { 14150 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14151 grantPermissionsUserIds = ArrayUtils.appendInt( 14152 grantPermissionsUserIds, userId); 14153 } 14154 } 14155 } 14156 sUserManager.systemReady(); 14157 14158 // If we upgraded grant all default permissions before kicking off. 14159 for (int userId : grantPermissionsUserIds) { 14160 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14161 } 14162 14163 // Kick off any messages waiting for system ready 14164 if (mPostSystemReadyMessages != null) { 14165 for (Message msg : mPostSystemReadyMessages) { 14166 msg.sendToTarget(); 14167 } 14168 mPostSystemReadyMessages = null; 14169 } 14170 14171 // Watch for external volumes that come and go over time 14172 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14173 storage.registerListener(mStorageListener); 14174 14175 mInstallerService.systemReady(); 14176 mPackageDexOptimizer.systemReady(); 14177 } 14178 14179 @Override 14180 public boolean isSafeMode() { 14181 return mSafeMode; 14182 } 14183 14184 @Override 14185 public boolean hasSystemUidErrors() { 14186 return mHasSystemUidErrors; 14187 } 14188 14189 static String arrayToString(int[] array) { 14190 StringBuffer buf = new StringBuffer(128); 14191 buf.append('['); 14192 if (array != null) { 14193 for (int i=0; i<array.length; i++) { 14194 if (i > 0) buf.append(", "); 14195 buf.append(array[i]); 14196 } 14197 } 14198 buf.append(']'); 14199 return buf.toString(); 14200 } 14201 14202 static class DumpState { 14203 public static final int DUMP_LIBS = 1 << 0; 14204 public static final int DUMP_FEATURES = 1 << 1; 14205 public static final int DUMP_RESOLVERS = 1 << 2; 14206 public static final int DUMP_PERMISSIONS = 1 << 3; 14207 public static final int DUMP_PACKAGES = 1 << 4; 14208 public static final int DUMP_SHARED_USERS = 1 << 5; 14209 public static final int DUMP_MESSAGES = 1 << 6; 14210 public static final int DUMP_PROVIDERS = 1 << 7; 14211 public static final int DUMP_VERIFIERS = 1 << 8; 14212 public static final int DUMP_PREFERRED = 1 << 9; 14213 public static final int DUMP_PREFERRED_XML = 1 << 10; 14214 public static final int DUMP_KEYSETS = 1 << 11; 14215 public static final int DUMP_VERSION = 1 << 12; 14216 public static final int DUMP_INSTALLS = 1 << 13; 14217 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14218 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14219 14220 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14221 14222 private int mTypes; 14223 14224 private int mOptions; 14225 14226 private boolean mTitlePrinted; 14227 14228 private SharedUserSetting mSharedUser; 14229 14230 public boolean isDumping(int type) { 14231 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14232 return true; 14233 } 14234 14235 return (mTypes & type) != 0; 14236 } 14237 14238 public void setDump(int type) { 14239 mTypes |= type; 14240 } 14241 14242 public boolean isOptionEnabled(int option) { 14243 return (mOptions & option) != 0; 14244 } 14245 14246 public void setOptionEnabled(int option) { 14247 mOptions |= option; 14248 } 14249 14250 public boolean onTitlePrinted() { 14251 final boolean printed = mTitlePrinted; 14252 mTitlePrinted = true; 14253 return printed; 14254 } 14255 14256 public boolean getTitlePrinted() { 14257 return mTitlePrinted; 14258 } 14259 14260 public void setTitlePrinted(boolean enabled) { 14261 mTitlePrinted = enabled; 14262 } 14263 14264 public SharedUserSetting getSharedUser() { 14265 return mSharedUser; 14266 } 14267 14268 public void setSharedUser(SharedUserSetting user) { 14269 mSharedUser = user; 14270 } 14271 } 14272 14273 @Override 14274 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14275 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14276 != PackageManager.PERMISSION_GRANTED) { 14277 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14278 + Binder.getCallingPid() 14279 + ", uid=" + Binder.getCallingUid() 14280 + " without permission " 14281 + android.Manifest.permission.DUMP); 14282 return; 14283 } 14284 14285 DumpState dumpState = new DumpState(); 14286 boolean fullPreferred = false; 14287 boolean checkin = false; 14288 14289 String packageName = null; 14290 ArraySet<String> permissionNames = null; 14291 14292 int opti = 0; 14293 while (opti < args.length) { 14294 String opt = args[opti]; 14295 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14296 break; 14297 } 14298 opti++; 14299 14300 if ("-a".equals(opt)) { 14301 // Right now we only know how to print all. 14302 } else if ("-h".equals(opt)) { 14303 pw.println("Package manager dump options:"); 14304 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14305 pw.println(" --checkin: dump for a checkin"); 14306 pw.println(" -f: print details of intent filters"); 14307 pw.println(" -h: print this help"); 14308 pw.println(" cmd may be one of:"); 14309 pw.println(" l[ibraries]: list known shared libraries"); 14310 pw.println(" f[ibraries]: list device features"); 14311 pw.println(" k[eysets]: print known keysets"); 14312 pw.println(" r[esolvers]: dump intent resolvers"); 14313 pw.println(" perm[issions]: dump permissions"); 14314 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14315 pw.println(" pref[erred]: print preferred package settings"); 14316 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14317 pw.println(" prov[iders]: dump content providers"); 14318 pw.println(" p[ackages]: dump installed packages"); 14319 pw.println(" s[hared-users]: dump shared user IDs"); 14320 pw.println(" m[essages]: print collected runtime messages"); 14321 pw.println(" v[erifiers]: print package verifier info"); 14322 pw.println(" version: print database version info"); 14323 pw.println(" write: write current settings now"); 14324 pw.println(" <package.name>: info about given package"); 14325 pw.println(" installs: details about install sessions"); 14326 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14327 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14328 return; 14329 } else if ("--checkin".equals(opt)) { 14330 checkin = true; 14331 } else if ("-f".equals(opt)) { 14332 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14333 } else { 14334 pw.println("Unknown argument: " + opt + "; use -h for help"); 14335 } 14336 } 14337 14338 // Is the caller requesting to dump a particular piece of data? 14339 if (opti < args.length) { 14340 String cmd = args[opti]; 14341 opti++; 14342 // Is this a package name? 14343 if ("android".equals(cmd) || cmd.contains(".")) { 14344 packageName = cmd; 14345 // When dumping a single package, we always dump all of its 14346 // filter information since the amount of data will be reasonable. 14347 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14348 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14349 dumpState.setDump(DumpState.DUMP_LIBS); 14350 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14351 dumpState.setDump(DumpState.DUMP_FEATURES); 14352 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14353 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14354 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14355 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14356 } else if ("permission".equals(cmd)) { 14357 if (opti >= args.length) { 14358 pw.println("Error: permission requires permission name"); 14359 return; 14360 } 14361 permissionNames = new ArraySet<>(); 14362 while (opti < args.length) { 14363 permissionNames.add(args[opti]); 14364 opti++; 14365 } 14366 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14367 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14368 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14369 dumpState.setDump(DumpState.DUMP_PREFERRED); 14370 } else if ("preferred-xml".equals(cmd)) { 14371 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14372 if (opti < args.length && "--full".equals(args[opti])) { 14373 fullPreferred = true; 14374 opti++; 14375 } 14376 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14377 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14378 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14379 dumpState.setDump(DumpState.DUMP_PACKAGES); 14380 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14381 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14382 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14383 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14384 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14385 dumpState.setDump(DumpState.DUMP_MESSAGES); 14386 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14387 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14388 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14389 || "intent-filter-verifiers".equals(cmd)) { 14390 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14391 } else if ("version".equals(cmd)) { 14392 dumpState.setDump(DumpState.DUMP_VERSION); 14393 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14394 dumpState.setDump(DumpState.DUMP_KEYSETS); 14395 } else if ("installs".equals(cmd)) { 14396 dumpState.setDump(DumpState.DUMP_INSTALLS); 14397 } else if ("write".equals(cmd)) { 14398 synchronized (mPackages) { 14399 mSettings.writeLPr(); 14400 pw.println("Settings written."); 14401 return; 14402 } 14403 } 14404 } 14405 14406 if (checkin) { 14407 pw.println("vers,1"); 14408 } 14409 14410 // reader 14411 synchronized (mPackages) { 14412 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14413 if (!checkin) { 14414 if (dumpState.onTitlePrinted()) 14415 pw.println(); 14416 pw.println("Database versions:"); 14417 pw.print(" SDK Version:"); 14418 pw.print(" internal="); 14419 pw.print(mSettings.mInternalSdkPlatform); 14420 pw.print(" external="); 14421 pw.println(mSettings.mExternalSdkPlatform); 14422 pw.print(" DB Version:"); 14423 pw.print(" internal="); 14424 pw.print(mSettings.mInternalDatabaseVersion); 14425 pw.print(" external="); 14426 pw.println(mSettings.mExternalDatabaseVersion); 14427 } 14428 } 14429 14430 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14431 if (!checkin) { 14432 if (dumpState.onTitlePrinted()) 14433 pw.println(); 14434 pw.println("Verifiers:"); 14435 pw.print(" Required: "); 14436 pw.print(mRequiredVerifierPackage); 14437 pw.print(" (uid="); 14438 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14439 pw.println(")"); 14440 } else if (mRequiredVerifierPackage != null) { 14441 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14442 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14443 } 14444 } 14445 14446 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14447 packageName == null) { 14448 if (mIntentFilterVerifierComponent != null) { 14449 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14450 if (!checkin) { 14451 if (dumpState.onTitlePrinted()) 14452 pw.println(); 14453 pw.println("Intent Filter Verifier:"); 14454 pw.print(" Using: "); 14455 pw.print(verifierPackageName); 14456 pw.print(" (uid="); 14457 pw.print(getPackageUid(verifierPackageName, 0)); 14458 pw.println(")"); 14459 } else if (verifierPackageName != null) { 14460 pw.print("ifv,"); pw.print(verifierPackageName); 14461 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14462 } 14463 } else { 14464 pw.println(); 14465 pw.println("No Intent Filter Verifier available!"); 14466 } 14467 } 14468 14469 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14470 boolean printedHeader = false; 14471 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14472 while (it.hasNext()) { 14473 String name = it.next(); 14474 SharedLibraryEntry ent = mSharedLibraries.get(name); 14475 if (!checkin) { 14476 if (!printedHeader) { 14477 if (dumpState.onTitlePrinted()) 14478 pw.println(); 14479 pw.println("Libraries:"); 14480 printedHeader = true; 14481 } 14482 pw.print(" "); 14483 } else { 14484 pw.print("lib,"); 14485 } 14486 pw.print(name); 14487 if (!checkin) { 14488 pw.print(" -> "); 14489 } 14490 if (ent.path != null) { 14491 if (!checkin) { 14492 pw.print("(jar) "); 14493 pw.print(ent.path); 14494 } else { 14495 pw.print(",jar,"); 14496 pw.print(ent.path); 14497 } 14498 } else { 14499 if (!checkin) { 14500 pw.print("(apk) "); 14501 pw.print(ent.apk); 14502 } else { 14503 pw.print(",apk,"); 14504 pw.print(ent.apk); 14505 } 14506 } 14507 pw.println(); 14508 } 14509 } 14510 14511 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14512 if (dumpState.onTitlePrinted()) 14513 pw.println(); 14514 if (!checkin) { 14515 pw.println("Features:"); 14516 } 14517 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14518 while (it.hasNext()) { 14519 String name = it.next(); 14520 if (!checkin) { 14521 pw.print(" "); 14522 } else { 14523 pw.print("feat,"); 14524 } 14525 pw.println(name); 14526 } 14527 } 14528 14529 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14530 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14531 : "Activity Resolver Table:", " ", packageName, 14532 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14533 dumpState.setTitlePrinted(true); 14534 } 14535 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14536 : "Receiver Resolver Table:", " ", packageName, 14537 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14538 dumpState.setTitlePrinted(true); 14539 } 14540 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14541 : "Service Resolver Table:", " ", packageName, 14542 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14543 dumpState.setTitlePrinted(true); 14544 } 14545 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14546 : "Provider Resolver Table:", " ", packageName, 14547 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14548 dumpState.setTitlePrinted(true); 14549 } 14550 } 14551 14552 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14553 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14554 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14555 int user = mSettings.mPreferredActivities.keyAt(i); 14556 if (pir.dump(pw, 14557 dumpState.getTitlePrinted() 14558 ? "\nPreferred Activities User " + user + ":" 14559 : "Preferred Activities User " + user + ":", " ", 14560 packageName, true, false)) { 14561 dumpState.setTitlePrinted(true); 14562 } 14563 } 14564 } 14565 14566 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14567 pw.flush(); 14568 FileOutputStream fout = new FileOutputStream(fd); 14569 BufferedOutputStream str = new BufferedOutputStream(fout); 14570 XmlSerializer serializer = new FastXmlSerializer(); 14571 try { 14572 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14573 serializer.startDocument(null, true); 14574 serializer.setFeature( 14575 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14576 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14577 serializer.endDocument(); 14578 serializer.flush(); 14579 } catch (IllegalArgumentException e) { 14580 pw.println("Failed writing: " + e); 14581 } catch (IllegalStateException e) { 14582 pw.println("Failed writing: " + e); 14583 } catch (IOException e) { 14584 pw.println("Failed writing: " + e); 14585 } 14586 } 14587 14588 if (!checkin 14589 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14590 && packageName == null) { 14591 pw.println(); 14592 int count = mSettings.mPackages.size(); 14593 if (count == 0) { 14594 pw.println("No domain preferred apps!"); 14595 pw.println(); 14596 } else { 14597 final String prefix = " "; 14598 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14599 if (allPackageSettings.size() == 0) { 14600 pw.println("No domain preferred apps!"); 14601 pw.println(); 14602 } else { 14603 pw.println("Domain preferred apps status:"); 14604 pw.println(); 14605 count = 0; 14606 for (PackageSetting ps : allPackageSettings) { 14607 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14608 if (ivi == null || ivi.getPackageName() == null) continue; 14609 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14610 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14611 pw.println(prefix + "Status: " + ivi.getStatusString()); 14612 pw.println(); 14613 count++; 14614 } 14615 if (count == 0) { 14616 pw.println(prefix + "No domain preferred app status!"); 14617 pw.println(); 14618 } 14619 for (int userId : sUserManager.getUserIds()) { 14620 pw.println("Domain preferred apps for User " + userId + ":"); 14621 pw.println(); 14622 count = 0; 14623 for (PackageSetting ps : allPackageSettings) { 14624 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14625 if (ivi == null || ivi.getPackageName() == null) { 14626 continue; 14627 } 14628 final int status = ps.getDomainVerificationStatusForUser(userId); 14629 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14630 continue; 14631 } 14632 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14633 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14634 String statusStr = IntentFilterVerificationInfo. 14635 getStatusStringFromValue(status); 14636 pw.println(prefix + "Status: " + statusStr); 14637 pw.println(); 14638 count++; 14639 } 14640 if (count == 0) { 14641 pw.println(prefix + "No domain preferred apps!"); 14642 pw.println(); 14643 } 14644 } 14645 } 14646 } 14647 } 14648 14649 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14650 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14651 if (packageName == null && permissionNames == null) { 14652 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14653 if (iperm == 0) { 14654 if (dumpState.onTitlePrinted()) 14655 pw.println(); 14656 pw.println("AppOp Permissions:"); 14657 } 14658 pw.print(" AppOp Permission "); 14659 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14660 pw.println(":"); 14661 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14662 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14663 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14664 } 14665 } 14666 } 14667 } 14668 14669 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14670 boolean printedSomething = false; 14671 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14672 if (packageName != null && !packageName.equals(p.info.packageName)) { 14673 continue; 14674 } 14675 if (!printedSomething) { 14676 if (dumpState.onTitlePrinted()) 14677 pw.println(); 14678 pw.println("Registered ContentProviders:"); 14679 printedSomething = true; 14680 } 14681 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14682 pw.print(" "); pw.println(p.toString()); 14683 } 14684 printedSomething = false; 14685 for (Map.Entry<String, PackageParser.Provider> entry : 14686 mProvidersByAuthority.entrySet()) { 14687 PackageParser.Provider p = entry.getValue(); 14688 if (packageName != null && !packageName.equals(p.info.packageName)) { 14689 continue; 14690 } 14691 if (!printedSomething) { 14692 if (dumpState.onTitlePrinted()) 14693 pw.println(); 14694 pw.println("ContentProvider Authorities:"); 14695 printedSomething = true; 14696 } 14697 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14698 pw.print(" "); pw.println(p.toString()); 14699 if (p.info != null && p.info.applicationInfo != null) { 14700 final String appInfo = p.info.applicationInfo.toString(); 14701 pw.print(" applicationInfo="); pw.println(appInfo); 14702 } 14703 } 14704 } 14705 14706 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14707 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14708 } 14709 14710 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14711 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14712 } 14713 14714 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14715 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14716 } 14717 14718 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14719 // XXX should handle packageName != null by dumping only install data that 14720 // the given package is involved with. 14721 if (dumpState.onTitlePrinted()) pw.println(); 14722 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14723 } 14724 14725 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14726 if (dumpState.onTitlePrinted()) pw.println(); 14727 mSettings.dumpReadMessagesLPr(pw, dumpState); 14728 14729 pw.println(); 14730 pw.println("Package warning messages:"); 14731 BufferedReader in = null; 14732 String line = null; 14733 try { 14734 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14735 while ((line = in.readLine()) != null) { 14736 if (line.contains("ignored: updated version")) continue; 14737 pw.println(line); 14738 } 14739 } catch (IOException ignored) { 14740 } finally { 14741 IoUtils.closeQuietly(in); 14742 } 14743 } 14744 14745 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14746 BufferedReader in = null; 14747 String line = null; 14748 try { 14749 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14750 while ((line = in.readLine()) != null) { 14751 if (line.contains("ignored: updated version")) continue; 14752 pw.print("msg,"); 14753 pw.println(line); 14754 } 14755 } catch (IOException ignored) { 14756 } finally { 14757 IoUtils.closeQuietly(in); 14758 } 14759 } 14760 } 14761 } 14762 14763 // ------- apps on sdcard specific code ------- 14764 static final boolean DEBUG_SD_INSTALL = false; 14765 14766 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14767 14768 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14769 14770 private boolean mMediaMounted = false; 14771 14772 static String getEncryptKey() { 14773 try { 14774 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14775 SD_ENCRYPTION_KEYSTORE_NAME); 14776 if (sdEncKey == null) { 14777 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14778 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14779 if (sdEncKey == null) { 14780 Slog.e(TAG, "Failed to create encryption keys"); 14781 return null; 14782 } 14783 } 14784 return sdEncKey; 14785 } catch (NoSuchAlgorithmException nsae) { 14786 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14787 return null; 14788 } catch (IOException ioe) { 14789 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14790 return null; 14791 } 14792 } 14793 14794 /* 14795 * Update media status on PackageManager. 14796 */ 14797 @Override 14798 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14799 int callingUid = Binder.getCallingUid(); 14800 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14801 throw new SecurityException("Media status can only be updated by the system"); 14802 } 14803 // reader; this apparently protects mMediaMounted, but should probably 14804 // be a different lock in that case. 14805 synchronized (mPackages) { 14806 Log.i(TAG, "Updating external media status from " 14807 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14808 + (mediaStatus ? "mounted" : "unmounted")); 14809 if (DEBUG_SD_INSTALL) 14810 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14811 + ", mMediaMounted=" + mMediaMounted); 14812 if (mediaStatus == mMediaMounted) { 14813 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14814 : 0, -1); 14815 mHandler.sendMessage(msg); 14816 return; 14817 } 14818 mMediaMounted = mediaStatus; 14819 } 14820 // Queue up an async operation since the package installation may take a 14821 // little while. 14822 mHandler.post(new Runnable() { 14823 public void run() { 14824 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14825 } 14826 }); 14827 } 14828 14829 /** 14830 * Called by MountService when the initial ASECs to scan are available. 14831 * Should block until all the ASEC containers are finished being scanned. 14832 */ 14833 public void scanAvailableAsecs() { 14834 updateExternalMediaStatusInner(true, false, false); 14835 if (mShouldRestoreconData) { 14836 SELinuxMMAC.setRestoreconDone(); 14837 mShouldRestoreconData = false; 14838 } 14839 } 14840 14841 /* 14842 * Collect information of applications on external media, map them against 14843 * existing containers and update information based on current mount status. 14844 * Please note that we always have to report status if reportStatus has been 14845 * set to true especially when unloading packages. 14846 */ 14847 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14848 boolean externalStorage) { 14849 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14850 int[] uidArr = EmptyArray.INT; 14851 14852 final String[] list = PackageHelper.getSecureContainerList(); 14853 if (ArrayUtils.isEmpty(list)) { 14854 Log.i(TAG, "No secure containers found"); 14855 } else { 14856 // Process list of secure containers and categorize them 14857 // as active or stale based on their package internal state. 14858 14859 // reader 14860 synchronized (mPackages) { 14861 for (String cid : list) { 14862 // Leave stages untouched for now; installer service owns them 14863 if (PackageInstallerService.isStageName(cid)) continue; 14864 14865 if (DEBUG_SD_INSTALL) 14866 Log.i(TAG, "Processing container " + cid); 14867 String pkgName = getAsecPackageName(cid); 14868 if (pkgName == null) { 14869 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14870 continue; 14871 } 14872 if (DEBUG_SD_INSTALL) 14873 Log.i(TAG, "Looking for pkg : " + pkgName); 14874 14875 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14876 if (ps == null) { 14877 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14878 continue; 14879 } 14880 14881 /* 14882 * Skip packages that are not external if we're unmounting 14883 * external storage. 14884 */ 14885 if (externalStorage && !isMounted && !isExternal(ps)) { 14886 continue; 14887 } 14888 14889 final AsecInstallArgs args = new AsecInstallArgs(cid, 14890 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14891 // The package status is changed only if the code path 14892 // matches between settings and the container id. 14893 if (ps.codePathString != null 14894 && ps.codePathString.startsWith(args.getCodePath())) { 14895 if (DEBUG_SD_INSTALL) { 14896 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14897 + " at code path: " + ps.codePathString); 14898 } 14899 14900 // We do have a valid package installed on sdcard 14901 processCids.put(args, ps.codePathString); 14902 final int uid = ps.appId; 14903 if (uid != -1) { 14904 uidArr = ArrayUtils.appendInt(uidArr, uid); 14905 } 14906 } else { 14907 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14908 + ps.codePathString); 14909 } 14910 } 14911 } 14912 14913 Arrays.sort(uidArr); 14914 } 14915 14916 // Process packages with valid entries. 14917 if (isMounted) { 14918 if (DEBUG_SD_INSTALL) 14919 Log.i(TAG, "Loading packages"); 14920 loadMediaPackages(processCids, uidArr); 14921 startCleaningPackages(); 14922 mInstallerService.onSecureContainersAvailable(); 14923 } else { 14924 if (DEBUG_SD_INSTALL) 14925 Log.i(TAG, "Unloading packages"); 14926 unloadMediaPackages(processCids, uidArr, reportStatus); 14927 } 14928 } 14929 14930 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14931 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14932 final int size = infos.size(); 14933 final String[] packageNames = new String[size]; 14934 final int[] packageUids = new int[size]; 14935 for (int i = 0; i < size; i++) { 14936 final ApplicationInfo info = infos.get(i); 14937 packageNames[i] = info.packageName; 14938 packageUids[i] = info.uid; 14939 } 14940 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14941 finishedReceiver); 14942 } 14943 14944 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14945 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14946 sendResourcesChangedBroadcast(mediaStatus, replacing, 14947 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14948 } 14949 14950 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14951 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14952 int size = pkgList.length; 14953 if (size > 0) { 14954 // Send broadcasts here 14955 Bundle extras = new Bundle(); 14956 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14957 if (uidArr != null) { 14958 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14959 } 14960 if (replacing) { 14961 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14962 } 14963 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14964 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14965 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14966 } 14967 } 14968 14969 /* 14970 * Look at potentially valid container ids from processCids If package 14971 * information doesn't match the one on record or package scanning fails, 14972 * the cid is added to list of removeCids. We currently don't delete stale 14973 * containers. 14974 */ 14975 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14976 ArrayList<String> pkgList = new ArrayList<String>(); 14977 Set<AsecInstallArgs> keys = processCids.keySet(); 14978 14979 for (AsecInstallArgs args : keys) { 14980 String codePath = processCids.get(args); 14981 if (DEBUG_SD_INSTALL) 14982 Log.i(TAG, "Loading container : " + args.cid); 14983 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14984 try { 14985 // Make sure there are no container errors first. 14986 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14987 Slog.e(TAG, "Failed to mount cid : " + args.cid 14988 + " when installing from sdcard"); 14989 continue; 14990 } 14991 // Check code path here. 14992 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14993 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14994 + " does not match one in settings " + codePath); 14995 continue; 14996 } 14997 // Parse package 14998 int parseFlags = mDefParseFlags; 14999 if (args.isExternalAsec()) { 15000 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15001 } 15002 if (args.isFwdLocked()) { 15003 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15004 } 15005 15006 synchronized (mInstallLock) { 15007 PackageParser.Package pkg = null; 15008 try { 15009 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15010 } catch (PackageManagerException e) { 15011 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15012 } 15013 // Scan the package 15014 if (pkg != null) { 15015 /* 15016 * TODO why is the lock being held? doPostInstall is 15017 * called in other places without the lock. This needs 15018 * to be straightened out. 15019 */ 15020 // writer 15021 synchronized (mPackages) { 15022 retCode = PackageManager.INSTALL_SUCCEEDED; 15023 pkgList.add(pkg.packageName); 15024 // Post process args 15025 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15026 pkg.applicationInfo.uid); 15027 } 15028 } else { 15029 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15030 } 15031 } 15032 15033 } finally { 15034 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15035 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15036 } 15037 } 15038 } 15039 // writer 15040 synchronized (mPackages) { 15041 // If the platform SDK has changed since the last time we booted, 15042 // we need to re-grant app permission to catch any new ones that 15043 // appear. This is really a hack, and means that apps can in some 15044 // cases get permissions that the user didn't initially explicitly 15045 // allow... it would be nice to have some better way to handle 15046 // this situation. 15047 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15048 if (regrantPermissions) 15049 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15050 + mSdkVersion + "; regranting permissions for external storage"); 15051 mSettings.mExternalSdkPlatform = mSdkVersion; 15052 15053 // Make sure group IDs have been assigned, and any permission 15054 // changes in other apps are accounted for 15055 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15056 | (regrantPermissions 15057 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15058 : 0)); 15059 15060 mSettings.updateExternalDatabaseVersion(); 15061 15062 // can downgrade to reader 15063 // Persist settings 15064 mSettings.writeLPr(); 15065 } 15066 // Send a broadcast to let everyone know we are done processing 15067 if (pkgList.size() > 0) { 15068 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15069 } 15070 } 15071 15072 /* 15073 * Utility method to unload a list of specified containers 15074 */ 15075 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15076 // Just unmount all valid containers. 15077 for (AsecInstallArgs arg : cidArgs) { 15078 synchronized (mInstallLock) { 15079 arg.doPostDeleteLI(false); 15080 } 15081 } 15082 } 15083 15084 /* 15085 * Unload packages mounted on external media. This involves deleting package 15086 * data from internal structures, sending broadcasts about diabled packages, 15087 * gc'ing to free up references, unmounting all secure containers 15088 * corresponding to packages on external media, and posting a 15089 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15090 * that we always have to post this message if status has been requested no 15091 * matter what. 15092 */ 15093 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15094 final boolean reportStatus) { 15095 if (DEBUG_SD_INSTALL) 15096 Log.i(TAG, "unloading media packages"); 15097 ArrayList<String> pkgList = new ArrayList<String>(); 15098 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15099 final Set<AsecInstallArgs> keys = processCids.keySet(); 15100 for (AsecInstallArgs args : keys) { 15101 String pkgName = args.getPackageName(); 15102 if (DEBUG_SD_INSTALL) 15103 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15104 // Delete package internally 15105 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15106 synchronized (mInstallLock) { 15107 boolean res = deletePackageLI(pkgName, null, false, null, null, 15108 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15109 if (res) { 15110 pkgList.add(pkgName); 15111 } else { 15112 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15113 failedList.add(args); 15114 } 15115 } 15116 } 15117 15118 // reader 15119 synchronized (mPackages) { 15120 // We didn't update the settings after removing each package; 15121 // write them now for all packages. 15122 mSettings.writeLPr(); 15123 } 15124 15125 // We have to absolutely send UPDATED_MEDIA_STATUS only 15126 // after confirming that all the receivers processed the ordered 15127 // broadcast when packages get disabled, force a gc to clean things up. 15128 // and unload all the containers. 15129 if (pkgList.size() > 0) { 15130 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15131 new IIntentReceiver.Stub() { 15132 public void performReceive(Intent intent, int resultCode, String data, 15133 Bundle extras, boolean ordered, boolean sticky, 15134 int sendingUser) throws RemoteException { 15135 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15136 reportStatus ? 1 : 0, 1, keys); 15137 mHandler.sendMessage(msg); 15138 } 15139 }); 15140 } else { 15141 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15142 keys); 15143 mHandler.sendMessage(msg); 15144 } 15145 } 15146 15147 private void loadPrivatePackages(VolumeInfo vol) { 15148 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15149 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15150 synchronized (mInstallLock) { 15151 synchronized (mPackages) { 15152 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15153 for (PackageSetting ps : packages) { 15154 final PackageParser.Package pkg; 15155 try { 15156 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15157 loaded.add(pkg.applicationInfo); 15158 } catch (PackageManagerException e) { 15159 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15160 } 15161 } 15162 15163 // TODO: regrant any permissions that changed based since original install 15164 15165 mSettings.writeLPr(); 15166 } 15167 } 15168 15169 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15170 sendResourcesChangedBroadcast(true, false, loaded, null); 15171 } 15172 15173 private void unloadPrivatePackages(VolumeInfo vol) { 15174 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15175 synchronized (mInstallLock) { 15176 synchronized (mPackages) { 15177 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15178 for (PackageSetting ps : packages) { 15179 if (ps.pkg == null) continue; 15180 15181 final ApplicationInfo info = ps.pkg.applicationInfo; 15182 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15183 if (deletePackageLI(ps.name, null, false, null, null, 15184 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15185 unloaded.add(info); 15186 } else { 15187 Slog.w(TAG, "Failed to unload " + ps.codePath); 15188 } 15189 } 15190 15191 mSettings.writeLPr(); 15192 } 15193 } 15194 15195 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15196 sendResourcesChangedBroadcast(false, false, unloaded, null); 15197 } 15198 15199 private void unfreezePackage(String packageName) { 15200 synchronized (mPackages) { 15201 final PackageSetting ps = mSettings.mPackages.get(packageName); 15202 if (ps != null) { 15203 ps.frozen = false; 15204 } 15205 } 15206 } 15207 15208 @Override 15209 public int movePackage(final String packageName, final String volumeUuid) { 15210 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15211 15212 final int moveId = mNextMoveId.getAndIncrement(); 15213 try { 15214 movePackageInternal(packageName, volumeUuid, moveId); 15215 } catch (PackageManagerException e) { 15216 Slog.w(TAG, "Failed to move " + packageName, e); 15217 mMoveCallbacks.notifyStatusChanged(moveId, 15218 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15219 } 15220 return moveId; 15221 } 15222 15223 private void movePackageInternal(final String packageName, final String volumeUuid, 15224 final int moveId) throws PackageManagerException { 15225 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15226 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15227 final PackageManager pm = mContext.getPackageManager(); 15228 15229 final boolean currentAsec; 15230 final String currentVolumeUuid; 15231 final File codeFile; 15232 final String installerPackageName; 15233 final String packageAbiOverride; 15234 final int appId; 15235 final String seinfo; 15236 final String label; 15237 15238 // reader 15239 synchronized (mPackages) { 15240 final PackageParser.Package pkg = mPackages.get(packageName); 15241 final PackageSetting ps = mSettings.mPackages.get(packageName); 15242 if (pkg == null || ps == null) { 15243 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15244 } 15245 15246 if (pkg.applicationInfo.isSystemApp()) { 15247 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15248 "Cannot move system application"); 15249 } 15250 15251 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15252 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15253 "Package already moved to " + volumeUuid); 15254 } 15255 15256 final File probe = new File(pkg.codePath); 15257 final File probeOat = new File(probe, "oat"); 15258 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15259 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15260 "Move only supported for modern cluster style installs"); 15261 } 15262 15263 if (ps.frozen) { 15264 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15265 "Failed to move already frozen package"); 15266 } 15267 ps.frozen = true; 15268 15269 currentAsec = pkg.applicationInfo.isForwardLocked() 15270 || pkg.applicationInfo.isExternalAsec(); 15271 currentVolumeUuid = ps.volumeUuid; 15272 codeFile = new File(pkg.codePath); 15273 installerPackageName = ps.installerPackageName; 15274 packageAbiOverride = ps.cpuAbiOverrideString; 15275 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15276 seinfo = pkg.applicationInfo.seinfo; 15277 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15278 } 15279 15280 // Now that we're guarded by frozen state, kill app during move 15281 killApplication(packageName, appId, "move pkg"); 15282 15283 final Bundle extras = new Bundle(); 15284 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15285 extras.putString(Intent.EXTRA_TITLE, label); 15286 mMoveCallbacks.notifyCreated(moveId, extras); 15287 15288 int installFlags; 15289 final boolean moveCompleteApp; 15290 final File measurePath; 15291 15292 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15293 installFlags = INSTALL_INTERNAL; 15294 moveCompleteApp = !currentAsec; 15295 measurePath = Environment.getDataAppDirectory(volumeUuid); 15296 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15297 installFlags = INSTALL_EXTERNAL; 15298 moveCompleteApp = false; 15299 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15300 } else { 15301 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15302 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15303 || !volume.isMountedWritable()) { 15304 unfreezePackage(packageName); 15305 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15306 "Move location not mounted private volume"); 15307 } 15308 15309 Preconditions.checkState(!currentAsec); 15310 15311 installFlags = INSTALL_INTERNAL; 15312 moveCompleteApp = true; 15313 measurePath = Environment.getDataAppDirectory(volumeUuid); 15314 } 15315 15316 final PackageStats stats = new PackageStats(null, -1); 15317 synchronized (mInstaller) { 15318 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15319 unfreezePackage(packageName); 15320 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15321 "Failed to measure package size"); 15322 } 15323 } 15324 15325 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15326 + stats.dataSize); 15327 15328 final long startFreeBytes = measurePath.getFreeSpace(); 15329 final long sizeBytes; 15330 if (moveCompleteApp) { 15331 sizeBytes = stats.codeSize + stats.dataSize; 15332 } else { 15333 sizeBytes = stats.codeSize; 15334 } 15335 15336 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15337 unfreezePackage(packageName); 15338 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15339 "Not enough free space to move"); 15340 } 15341 15342 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15343 15344 final CountDownLatch installedLatch = new CountDownLatch(1); 15345 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15346 @Override 15347 public void onUserActionRequired(Intent intent) throws RemoteException { 15348 throw new IllegalStateException(); 15349 } 15350 15351 @Override 15352 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15353 Bundle extras) throws RemoteException { 15354 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15355 + PackageManager.installStatusToString(returnCode, msg)); 15356 15357 installedLatch.countDown(); 15358 15359 // Regardless of success or failure of the move operation, 15360 // always unfreeze the package 15361 unfreezePackage(packageName); 15362 15363 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15364 switch (status) { 15365 case PackageInstaller.STATUS_SUCCESS: 15366 mMoveCallbacks.notifyStatusChanged(moveId, 15367 PackageManager.MOVE_SUCCEEDED); 15368 break; 15369 case PackageInstaller.STATUS_FAILURE_STORAGE: 15370 mMoveCallbacks.notifyStatusChanged(moveId, 15371 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15372 break; 15373 default: 15374 mMoveCallbacks.notifyStatusChanged(moveId, 15375 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15376 break; 15377 } 15378 } 15379 }; 15380 15381 final MoveInfo move; 15382 if (moveCompleteApp) { 15383 // Kick off a thread to report progress estimates 15384 new Thread() { 15385 @Override 15386 public void run() { 15387 while (true) { 15388 try { 15389 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15390 break; 15391 } 15392 } catch (InterruptedException ignored) { 15393 } 15394 15395 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15396 final int progress = 10 + (int) MathUtils.constrain( 15397 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15398 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15399 } 15400 } 15401 }.start(); 15402 15403 final String dataAppName = codeFile.getName(); 15404 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15405 dataAppName, appId, seinfo); 15406 } else { 15407 move = null; 15408 } 15409 15410 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15411 15412 final Message msg = mHandler.obtainMessage(INIT_COPY); 15413 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15414 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15415 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15416 mHandler.sendMessage(msg); 15417 } 15418 15419 @Override 15420 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15421 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15422 15423 final int realMoveId = mNextMoveId.getAndIncrement(); 15424 final Bundle extras = new Bundle(); 15425 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15426 mMoveCallbacks.notifyCreated(realMoveId, extras); 15427 15428 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15429 @Override 15430 public void onCreated(int moveId, Bundle extras) { 15431 // Ignored 15432 } 15433 15434 @Override 15435 public void onStatusChanged(int moveId, int status, long estMillis) { 15436 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15437 } 15438 }; 15439 15440 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15441 storage.setPrimaryStorageUuid(volumeUuid, callback); 15442 return realMoveId; 15443 } 15444 15445 @Override 15446 public int getMoveStatus(int moveId) { 15447 mContext.enforceCallingOrSelfPermission( 15448 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15449 return mMoveCallbacks.mLastStatus.get(moveId); 15450 } 15451 15452 @Override 15453 public void registerMoveCallback(IPackageMoveObserver callback) { 15454 mContext.enforceCallingOrSelfPermission( 15455 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15456 mMoveCallbacks.register(callback); 15457 } 15458 15459 @Override 15460 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15461 mContext.enforceCallingOrSelfPermission( 15462 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15463 mMoveCallbacks.unregister(callback); 15464 } 15465 15466 @Override 15467 public boolean setInstallLocation(int loc) { 15468 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15469 null); 15470 if (getInstallLocation() == loc) { 15471 return true; 15472 } 15473 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15474 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15475 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15476 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15477 return true; 15478 } 15479 return false; 15480 } 15481 15482 @Override 15483 public int getInstallLocation() { 15484 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15485 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15486 PackageHelper.APP_INSTALL_AUTO); 15487 } 15488 15489 /** Called by UserManagerService */ 15490 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15491 mDirtyUsers.remove(userHandle); 15492 mSettings.removeUserLPw(userHandle); 15493 mPendingBroadcasts.remove(userHandle); 15494 if (mInstaller != null) { 15495 // Technically, we shouldn't be doing this with the package lock 15496 // held. However, this is very rare, and there is already so much 15497 // other disk I/O going on, that we'll let it slide for now. 15498 final StorageManager storage = StorageManager.from(mContext); 15499 final List<VolumeInfo> vols = storage.getVolumes(); 15500 for (VolumeInfo vol : vols) { 15501 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15502 final String volumeUuid = vol.getFsUuid(); 15503 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15504 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15505 } 15506 } 15507 } 15508 mUserNeedsBadging.delete(userHandle); 15509 removeUnusedPackagesLILPw(userManager, userHandle); 15510 } 15511 15512 /** 15513 * We're removing userHandle and would like to remove any downloaded packages 15514 * that are no longer in use by any other user. 15515 * @param userHandle the user being removed 15516 */ 15517 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15518 final boolean DEBUG_CLEAN_APKS = false; 15519 int [] users = userManager.getUserIdsLPr(); 15520 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15521 while (psit.hasNext()) { 15522 PackageSetting ps = psit.next(); 15523 if (ps.pkg == null) { 15524 continue; 15525 } 15526 final String packageName = ps.pkg.packageName; 15527 // Skip over if system app 15528 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15529 continue; 15530 } 15531 if (DEBUG_CLEAN_APKS) { 15532 Slog.i(TAG, "Checking package " + packageName); 15533 } 15534 boolean keep = false; 15535 for (int i = 0; i < users.length; i++) { 15536 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15537 keep = true; 15538 if (DEBUG_CLEAN_APKS) { 15539 Slog.i(TAG, " Keeping package " + packageName + " for user " 15540 + users[i]); 15541 } 15542 break; 15543 } 15544 } 15545 if (!keep) { 15546 if (DEBUG_CLEAN_APKS) { 15547 Slog.i(TAG, " Removing package " + packageName); 15548 } 15549 mHandler.post(new Runnable() { 15550 public void run() { 15551 deletePackageX(packageName, userHandle, 0); 15552 } //end run 15553 }); 15554 } 15555 } 15556 } 15557 15558 /** Called by UserManagerService */ 15559 void createNewUserLILPw(int userHandle, File path) { 15560 if (mInstaller != null) { 15561 mInstaller.createUserConfig(userHandle); 15562 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15563 applyFactoryDefaultBrowserLPw(userHandle); 15564 } 15565 } 15566 15567 void newUserCreatedLILPw(final int userHandle) { 15568 // We cannot grant the default permissions with a lock held as 15569 // we query providers from other components for default handlers 15570 // such as enabled IMEs, etc. 15571 mHandler.post(new Runnable() { 15572 @Override 15573 public void run() { 15574 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15575 } 15576 }); 15577 } 15578 15579 @Override 15580 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15581 mContext.enforceCallingOrSelfPermission( 15582 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15583 "Only package verification agents can read the verifier device identity"); 15584 15585 synchronized (mPackages) { 15586 return mSettings.getVerifierDeviceIdentityLPw(); 15587 } 15588 } 15589 15590 @Override 15591 public void setPermissionEnforced(String permission, boolean enforced) { 15592 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15593 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15594 synchronized (mPackages) { 15595 if (mSettings.mReadExternalStorageEnforced == null 15596 || mSettings.mReadExternalStorageEnforced != enforced) { 15597 mSettings.mReadExternalStorageEnforced = enforced; 15598 mSettings.writeLPr(); 15599 } 15600 } 15601 // kill any non-foreground processes so we restart them and 15602 // grant/revoke the GID. 15603 final IActivityManager am = ActivityManagerNative.getDefault(); 15604 if (am != null) { 15605 final long token = Binder.clearCallingIdentity(); 15606 try { 15607 am.killProcessesBelowForeground("setPermissionEnforcement"); 15608 } catch (RemoteException e) { 15609 } finally { 15610 Binder.restoreCallingIdentity(token); 15611 } 15612 } 15613 } else { 15614 throw new IllegalArgumentException("No selective enforcement for " + permission); 15615 } 15616 } 15617 15618 @Override 15619 @Deprecated 15620 public boolean isPermissionEnforced(String permission) { 15621 return true; 15622 } 15623 15624 @Override 15625 public boolean isStorageLow() { 15626 final long token = Binder.clearCallingIdentity(); 15627 try { 15628 final DeviceStorageMonitorInternal 15629 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15630 if (dsm != null) { 15631 return dsm.isMemoryLow(); 15632 } else { 15633 return false; 15634 } 15635 } finally { 15636 Binder.restoreCallingIdentity(token); 15637 } 15638 } 15639 15640 @Override 15641 public IPackageInstaller getPackageInstaller() { 15642 return mInstallerService; 15643 } 15644 15645 private boolean userNeedsBadging(int userId) { 15646 int index = mUserNeedsBadging.indexOfKey(userId); 15647 if (index < 0) { 15648 final UserInfo userInfo; 15649 final long token = Binder.clearCallingIdentity(); 15650 try { 15651 userInfo = sUserManager.getUserInfo(userId); 15652 } finally { 15653 Binder.restoreCallingIdentity(token); 15654 } 15655 final boolean b; 15656 if (userInfo != null && userInfo.isManagedProfile()) { 15657 b = true; 15658 } else { 15659 b = false; 15660 } 15661 mUserNeedsBadging.put(userId, b); 15662 return b; 15663 } 15664 return mUserNeedsBadging.valueAt(index); 15665 } 15666 15667 @Override 15668 public KeySet getKeySetByAlias(String packageName, String alias) { 15669 if (packageName == null || alias == null) { 15670 return null; 15671 } 15672 synchronized(mPackages) { 15673 final PackageParser.Package pkg = mPackages.get(packageName); 15674 if (pkg == null) { 15675 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15676 throw new IllegalArgumentException("Unknown package: " + packageName); 15677 } 15678 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15679 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15680 } 15681 } 15682 15683 @Override 15684 public KeySet getSigningKeySet(String packageName) { 15685 if (packageName == null) { 15686 return null; 15687 } 15688 synchronized(mPackages) { 15689 final PackageParser.Package pkg = mPackages.get(packageName); 15690 if (pkg == null) { 15691 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15692 throw new IllegalArgumentException("Unknown package: " + packageName); 15693 } 15694 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15695 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15696 throw new SecurityException("May not access signing KeySet of other apps."); 15697 } 15698 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15699 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15700 } 15701 } 15702 15703 @Override 15704 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15705 if (packageName == null || ks == null) { 15706 return false; 15707 } 15708 synchronized(mPackages) { 15709 final PackageParser.Package pkg = mPackages.get(packageName); 15710 if (pkg == null) { 15711 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15712 throw new IllegalArgumentException("Unknown package: " + packageName); 15713 } 15714 IBinder ksh = ks.getToken(); 15715 if (ksh instanceof KeySetHandle) { 15716 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15717 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15718 } 15719 return false; 15720 } 15721 } 15722 15723 @Override 15724 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15725 if (packageName == null || ks == null) { 15726 return false; 15727 } 15728 synchronized(mPackages) { 15729 final PackageParser.Package pkg = mPackages.get(packageName); 15730 if (pkg == null) { 15731 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15732 throw new IllegalArgumentException("Unknown package: " + packageName); 15733 } 15734 IBinder ksh = ks.getToken(); 15735 if (ksh instanceof KeySetHandle) { 15736 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15737 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15738 } 15739 return false; 15740 } 15741 } 15742 15743 public void getUsageStatsIfNoPackageUsageInfo() { 15744 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15745 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15746 if (usm == null) { 15747 throw new IllegalStateException("UsageStatsManager must be initialized"); 15748 } 15749 long now = System.currentTimeMillis(); 15750 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15751 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15752 String packageName = entry.getKey(); 15753 PackageParser.Package pkg = mPackages.get(packageName); 15754 if (pkg == null) { 15755 continue; 15756 } 15757 UsageStats usage = entry.getValue(); 15758 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15759 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15760 } 15761 } 15762 } 15763 15764 /** 15765 * Check and throw if the given before/after packages would be considered a 15766 * downgrade. 15767 */ 15768 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15769 throws PackageManagerException { 15770 if (after.versionCode < before.mVersionCode) { 15771 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15772 "Update version code " + after.versionCode + " is older than current " 15773 + before.mVersionCode); 15774 } else if (after.versionCode == before.mVersionCode) { 15775 if (after.baseRevisionCode < before.baseRevisionCode) { 15776 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15777 "Update base revision code " + after.baseRevisionCode 15778 + " is older than current " + before.baseRevisionCode); 15779 } 15780 15781 if (!ArrayUtils.isEmpty(after.splitNames)) { 15782 for (int i = 0; i < after.splitNames.length; i++) { 15783 final String splitName = after.splitNames[i]; 15784 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15785 if (j != -1) { 15786 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15787 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15788 "Update split " + splitName + " revision code " 15789 + after.splitRevisionCodes[i] + " is older than current " 15790 + before.splitRevisionCodes[j]); 15791 } 15792 } 15793 } 15794 } 15795 } 15796 } 15797 15798 private static class MoveCallbacks extends Handler { 15799 private static final int MSG_CREATED = 1; 15800 private static final int MSG_STATUS_CHANGED = 2; 15801 15802 private final RemoteCallbackList<IPackageMoveObserver> 15803 mCallbacks = new RemoteCallbackList<>(); 15804 15805 private final SparseIntArray mLastStatus = new SparseIntArray(); 15806 15807 public MoveCallbacks(Looper looper) { 15808 super(looper); 15809 } 15810 15811 public void register(IPackageMoveObserver callback) { 15812 mCallbacks.register(callback); 15813 } 15814 15815 public void unregister(IPackageMoveObserver callback) { 15816 mCallbacks.unregister(callback); 15817 } 15818 15819 @Override 15820 public void handleMessage(Message msg) { 15821 final SomeArgs args = (SomeArgs) msg.obj; 15822 final int n = mCallbacks.beginBroadcast(); 15823 for (int i = 0; i < n; i++) { 15824 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15825 try { 15826 invokeCallback(callback, msg.what, args); 15827 } catch (RemoteException ignored) { 15828 } 15829 } 15830 mCallbacks.finishBroadcast(); 15831 args.recycle(); 15832 } 15833 15834 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15835 throws RemoteException { 15836 switch (what) { 15837 case MSG_CREATED: { 15838 callback.onCreated(args.argi1, (Bundle) args.arg2); 15839 break; 15840 } 15841 case MSG_STATUS_CHANGED: { 15842 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15843 break; 15844 } 15845 } 15846 } 15847 15848 private void notifyCreated(int moveId, Bundle extras) { 15849 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15850 15851 final SomeArgs args = SomeArgs.obtain(); 15852 args.argi1 = moveId; 15853 args.arg2 = extras; 15854 obtainMessage(MSG_CREATED, args).sendToTarget(); 15855 } 15856 15857 private void notifyStatusChanged(int moveId, int status) { 15858 notifyStatusChanged(moveId, status, -1); 15859 } 15860 15861 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15862 Slog.v(TAG, "Move " + moveId + " status " + status); 15863 15864 final SomeArgs args = SomeArgs.obtain(); 15865 args.argi1 = moveId; 15866 args.argi2 = status; 15867 args.arg3 = estMillis; 15868 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15869 15870 synchronized (mLastStatus) { 15871 mLastStatus.put(moveId, status); 15872 } 15873 } 15874 } 15875 15876 private final class OnPermissionChangeListeners extends Handler { 15877 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15878 15879 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15880 new RemoteCallbackList<>(); 15881 15882 public OnPermissionChangeListeners(Looper looper) { 15883 super(looper); 15884 } 15885 15886 @Override 15887 public void handleMessage(Message msg) { 15888 switch (msg.what) { 15889 case MSG_ON_PERMISSIONS_CHANGED: { 15890 final int uid = msg.arg1; 15891 handleOnPermissionsChanged(uid); 15892 } break; 15893 } 15894 } 15895 15896 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15897 mPermissionListeners.register(listener); 15898 15899 } 15900 15901 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15902 mPermissionListeners.unregister(listener); 15903 } 15904 15905 public void onPermissionsChanged(int uid) { 15906 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15907 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15908 } 15909 } 15910 15911 private void handleOnPermissionsChanged(int uid) { 15912 final int count = mPermissionListeners.beginBroadcast(); 15913 try { 15914 for (int i = 0; i < count; i++) { 15915 IOnPermissionsChangeListener callback = mPermissionListeners 15916 .getBroadcastItem(i); 15917 try { 15918 callback.onPermissionsChanged(uid); 15919 } catch (RemoteException e) { 15920 Log.e(TAG, "Permission listener is dead", e); 15921 } 15922 } 15923 } finally { 15924 mPermissionListeners.finishBroadcast(); 15925 } 15926 } 15927 } 15928 15929 private class PackageManagerInternalImpl extends PackageManagerInternal { 15930 @Override 15931 public void setLocationPackagesProvider(PackagesProvider provider) { 15932 synchronized (mPackages) { 15933 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 15934 } 15935 } 15936 15937 @Override 15938 public void setImePackagesProvider(PackagesProvider provider) { 15939 synchronized (mPackages) { 15940 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 15941 } 15942 } 15943 15944 @Override 15945 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 15946 synchronized (mPackages) { 15947 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 15948 } 15949 } 15950 15951 @Override 15952 public void setSmsAppPackagesProvider(PackagesProvider provider) { 15953 synchronized (mPackages) { 15954 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 15955 } 15956 } 15957 15958 @Override 15959 public void setDialerAppPackagesProvider(PackagesProvider provider) { 15960 synchronized (mPackages) { 15961 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 15962 } 15963 } 15964 15965 @Override 15966 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 15967 synchronized (mPackages) { 15968 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 15969 packageName, userId); 15970 } 15971 } 15972 15973 @Override 15974 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 15975 synchronized (mPackages) { 15976 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 15977 packageName, userId); 15978 } 15979 } 15980 } 15981 15982 @Override 15983 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 15984 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 15985 synchronized (mPackages) { 15986 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 15987 packageNames, userId); 15988 } 15989 } 15990 15991 private static void enforceSystemOrPhoneCaller(String tag) { 15992 int callingUid = Binder.getCallingUid(); 15993 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 15994 throw new SecurityException( 15995 "Cannot call " + tag + " from UID " + callingUid); 15996 } 15997 } 15998} 15999