PackageManagerService.java revision 9a0f9682a91e4000de50c2ced20506516af28342
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 45import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 46import static android.content.pm.PackageManager.INSTALL_INTERNAL; 47import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 48import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 49import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 52import static android.content.pm.PackageManager.MATCH_ALL; 53import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 54import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 55import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 56import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 57import static android.content.pm.PackageParser.isApkFile; 58import static android.os.Process.PACKAGE_INFO_GID; 59import static android.os.Process.SYSTEM_UID; 60import static android.system.OsConstants.O_CREAT; 61import static android.system.OsConstants.O_RDWR; 62import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 63import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 64import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 65import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 66import static com.android.internal.util.ArrayUtils.appendInt; 67import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 68import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 69import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 70import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 71import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 72 73import android.Manifest; 74import android.app.ActivityManager; 75import android.app.ActivityManagerNative; 76import android.app.AppGlobals; 77import android.app.IActivityManager; 78import android.app.admin.IDevicePolicyManager; 79import android.app.backup.IBackupManager; 80import android.app.usage.UsageStats; 81import android.app.usage.UsageStatsManager; 82import android.content.BroadcastReceiver; 83import android.content.ComponentName; 84import android.content.Context; 85import android.content.IIntentReceiver; 86import android.content.Intent; 87import android.content.IntentFilter; 88import android.content.IntentSender; 89import android.content.IntentSender.SendIntentException; 90import android.content.ServiceConnection; 91import android.content.pm.ActivityInfo; 92import android.content.pm.ApplicationInfo; 93import android.content.pm.FeatureInfo; 94import android.content.pm.IOnPermissionsChangeListener; 95import android.content.pm.IPackageDataObserver; 96import android.content.pm.IPackageDeleteObserver; 97import android.content.pm.IPackageDeleteObserver2; 98import android.content.pm.IPackageInstallObserver2; 99import android.content.pm.IPackageInstaller; 100import android.content.pm.IPackageManager; 101import android.content.pm.IPackageMoveObserver; 102import android.content.pm.IPackageStatsObserver; 103import android.content.pm.InstrumentationInfo; 104import android.content.pm.IntentFilterVerificationInfo; 105import android.content.pm.KeySet; 106import android.content.pm.ManifestDigest; 107import android.content.pm.PackageCleanItem; 108import android.content.pm.PackageInfo; 109import android.content.pm.PackageInfoLite; 110import android.content.pm.PackageInstaller; 111import android.content.pm.PackageManager; 112import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 113import android.content.pm.PackageManagerInternal; 114import android.content.pm.PackageParser; 115import android.content.pm.PackageParser.ActivityIntentInfo; 116import android.content.pm.PackageParser.PackageLite; 117import android.content.pm.PackageParser.PackageParserException; 118import android.content.pm.PackageStats; 119import android.content.pm.PackageUserState; 120import android.content.pm.ParceledListSlice; 121import android.content.pm.PermissionGroupInfo; 122import android.content.pm.PermissionInfo; 123import android.content.pm.ProviderInfo; 124import android.content.pm.ResolveInfo; 125import android.content.pm.ServiceInfo; 126import android.content.pm.Signature; 127import android.content.pm.UserInfo; 128import android.content.pm.VerificationParams; 129import android.content.pm.VerifierDeviceIdentity; 130import android.content.pm.VerifierInfo; 131import android.content.res.Resources; 132import android.hardware.display.DisplayManager; 133import android.net.Uri; 134import android.os.Binder; 135import android.os.Build; 136import android.os.Bundle; 137import android.os.Debug; 138import android.os.Environment; 139import android.os.Environment.UserEnvironment; 140import android.os.FileUtils; 141import android.os.Handler; 142import android.os.IBinder; 143import android.os.Looper; 144import android.os.Message; 145import android.os.Parcel; 146import android.os.ParcelFileDescriptor; 147import android.os.Process; 148import android.os.RemoteCallbackList; 149import android.os.RemoteException; 150import android.os.SELinux; 151import android.os.ServiceManager; 152import android.os.SystemClock; 153import android.os.SystemProperties; 154import android.os.UserHandle; 155import android.os.UserManager; 156import android.os.storage.IMountService; 157import android.os.storage.StorageEventListener; 158import android.os.storage.StorageManager; 159import android.os.storage.VolumeInfo; 160import android.os.storage.VolumeRecord; 161import android.security.KeyStore; 162import android.security.SystemKeyStore; 163import android.system.ErrnoException; 164import android.system.Os; 165import android.system.StructStat; 166import android.text.TextUtils; 167import android.text.format.DateUtils; 168import android.util.ArrayMap; 169import android.util.ArraySet; 170import android.util.AtomicFile; 171import android.util.DisplayMetrics; 172import android.util.EventLog; 173import android.util.ExceptionUtils; 174import android.util.Log; 175import android.util.LogPrinter; 176import android.util.MathUtils; 177import android.util.PrintStreamPrinter; 178import android.util.Slog; 179import android.util.SparseArray; 180import android.util.SparseBooleanArray; 181import android.util.SparseIntArray; 182import android.util.Xml; 183import android.view.Display; 184 185import dalvik.system.DexFile; 186import dalvik.system.VMRuntime; 187 188import libcore.io.IoUtils; 189import libcore.util.EmptyArray; 190 191import com.android.internal.R; 192import com.android.internal.app.IMediaContainerService; 193import com.android.internal.app.ResolverActivity; 194import com.android.internal.content.NativeLibraryHelper; 195import com.android.internal.content.PackageHelper; 196import com.android.internal.os.IParcelFileDescriptorFactory; 197import com.android.internal.os.SomeArgs; 198import com.android.internal.util.ArrayUtils; 199import com.android.internal.util.FastPrintWriter; 200import com.android.internal.util.FastXmlSerializer; 201import com.android.internal.util.IndentingPrintWriter; 202import com.android.internal.util.Preconditions; 203import com.android.server.EventLogTags; 204import com.android.server.FgThread; 205import com.android.server.IntentResolver; 206import com.android.server.LocalServices; 207import com.android.server.ServiceThread; 208import com.android.server.SystemConfig; 209import com.android.server.Watchdog; 210import com.android.server.pm.Settings.DatabaseVersion; 211import com.android.server.pm.PermissionsState.PermissionState; 212import com.android.server.storage.DeviceStorageMonitorInternal; 213 214import org.xmlpull.v1.XmlPullParser; 215import org.xmlpull.v1.XmlSerializer; 216 217import java.io.BufferedInputStream; 218import java.io.BufferedOutputStream; 219import java.io.BufferedReader; 220import java.io.ByteArrayInputStream; 221import java.io.ByteArrayOutputStream; 222import java.io.File; 223import java.io.FileDescriptor; 224import java.io.FileNotFoundException; 225import java.io.FileOutputStream; 226import java.io.FileReader; 227import java.io.FilenameFilter; 228import java.io.IOException; 229import java.io.InputStream; 230import java.io.PrintWriter; 231import java.nio.charset.StandardCharsets; 232import java.security.NoSuchAlgorithmException; 233import java.security.PublicKey; 234import java.security.cert.CertificateEncodingException; 235import java.security.cert.CertificateException; 236import java.text.SimpleDateFormat; 237import java.util.ArrayList; 238import java.util.Arrays; 239import java.util.Collection; 240import java.util.Collections; 241import java.util.Comparator; 242import java.util.Date; 243import java.util.Iterator; 244import java.util.List; 245import java.util.Map; 246import java.util.Objects; 247import java.util.Set; 248import java.util.concurrent.CountDownLatch; 249import java.util.concurrent.TimeUnit; 250import java.util.concurrent.atomic.AtomicBoolean; 251import java.util.concurrent.atomic.AtomicInteger; 252import java.util.concurrent.atomic.AtomicLong; 253 254/** 255 * Keep track of all those .apks everywhere. 256 * 257 * This is very central to the platform's security; please run the unit 258 * tests whenever making modifications here: 259 * 260runtest -c android.content.pm.PackageManagerTests frameworks-core 261 * 262 * {@hide} 263 */ 264public class PackageManagerService extends IPackageManager.Stub { 265 static final String TAG = "PackageManager"; 266 static final boolean DEBUG_SETTINGS = false; 267 static final boolean DEBUG_PREFERRED = false; 268 static final boolean DEBUG_UPGRADE = false; 269 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 270 private static final boolean DEBUG_BACKUP = true; 271 private static final boolean DEBUG_INSTALL = false; 272 private static final boolean DEBUG_REMOVE = false; 273 private static final boolean DEBUG_BROADCASTS = false; 274 private static final boolean DEBUG_SHOW_INFO = false; 275 private static final boolean DEBUG_PACKAGE_INFO = false; 276 private static final boolean DEBUG_INTENT_MATCHING = false; 277 private static final boolean DEBUG_PACKAGE_SCANNING = false; 278 private static final boolean DEBUG_VERIFY = false; 279 private static final boolean DEBUG_DEXOPT = false; 280 private static final boolean DEBUG_ABI_SELECTION = false; 281 282 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 283 284 private static final int RADIO_UID = Process.PHONE_UID; 285 private static final int LOG_UID = Process.LOG_UID; 286 private static final int NFC_UID = Process.NFC_UID; 287 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 288 private static final int SHELL_UID = Process.SHELL_UID; 289 290 // Cap the size of permission trees that 3rd party apps can define 291 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 292 293 // Suffix used during package installation when copying/moving 294 // package apks to install directory. 295 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 296 297 static final int SCAN_NO_DEX = 1<<1; 298 static final int SCAN_FORCE_DEX = 1<<2; 299 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 300 static final int SCAN_NEW_INSTALL = 1<<4; 301 static final int SCAN_NO_PATHS = 1<<5; 302 static final int SCAN_UPDATE_TIME = 1<<6; 303 static final int SCAN_DEFER_DEX = 1<<7; 304 static final int SCAN_BOOTING = 1<<8; 305 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 306 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 307 static final int SCAN_REQUIRE_KNOWN = 1<<12; 308 static final int SCAN_MOVE = 1<<13; 309 310 static final int REMOVE_CHATTY = 1<<16; 311 312 private static final int[] EMPTY_INT_ARRAY = new int[0]; 313 314 /** 315 * Timeout (in milliseconds) after which the watchdog should declare that 316 * our handler thread is wedged. The usual default for such things is one 317 * minute but we sometimes do very lengthy I/O operations on this thread, 318 * such as installing multi-gigabyte applications, so ours needs to be longer. 319 */ 320 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 321 322 /** 323 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 324 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 325 * settings entry if available, otherwise we use the hardcoded default. If it's been 326 * more than this long since the last fstrim, we force one during the boot sequence. 327 * 328 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 329 * one gets run at the next available charging+idle time. This final mandatory 330 * no-fstrim check kicks in only of the other scheduling criteria is never met. 331 */ 332 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 333 334 /** 335 * Whether verification is enabled by default. 336 */ 337 private static final boolean DEFAULT_VERIFY_ENABLE = true; 338 339 /** 340 * The default maximum time to wait for the verification agent to return in 341 * milliseconds. 342 */ 343 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 344 345 /** 346 * The default response for package verification timeout. 347 * 348 * This can be either PackageManager.VERIFICATION_ALLOW or 349 * PackageManager.VERIFICATION_REJECT. 350 */ 351 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 352 353 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 354 355 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 356 DEFAULT_CONTAINER_PACKAGE, 357 "com.android.defcontainer.DefaultContainerService"); 358 359 private static final String KILL_APP_REASON_GIDS_CHANGED = 360 "permission grant or revoke changed gids"; 361 362 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 363 "permissions revoked"; 364 365 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 366 367 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 368 369 /** Permission grant: not grant the permission. */ 370 private static final int GRANT_DENIED = 1; 371 372 /** Permission grant: grant the permission as an install permission. */ 373 private static final int GRANT_INSTALL = 2; 374 375 /** Permission grant: grant the permission as an install permission for a legacy app. */ 376 private static final int GRANT_INSTALL_LEGACY = 3; 377 378 /** Permission grant: grant the permission as a runtime one. */ 379 private static final int GRANT_RUNTIME = 4; 380 381 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 382 private static final int GRANT_UPGRADE = 5; 383 384 final ServiceThread mHandlerThread; 385 386 final PackageHandler mHandler; 387 388 /** 389 * Messages for {@link #mHandler} that need to wait for system ready before 390 * being dispatched. 391 */ 392 private ArrayList<Message> mPostSystemReadyMessages; 393 394 final int mSdkVersion = Build.VERSION.SDK_INT; 395 396 final Context mContext; 397 final boolean mFactoryTest; 398 final boolean mOnlyCore; 399 final boolean mLazyDexOpt; 400 final long mDexOptLRUThresholdInMills; 401 final DisplayMetrics mMetrics; 402 final int mDefParseFlags; 403 final String[] mSeparateProcesses; 404 final boolean mIsUpgrade; 405 406 // This is where all application persistent data goes. 407 final File mAppDataDir; 408 409 // This is where all application persistent data goes for secondary users. 410 final File mUserAppDataDir; 411 412 /** The location for ASEC container files on internal storage. */ 413 final String mAsecInternalPath; 414 415 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 416 // LOCK HELD. Can be called with mInstallLock held. 417 final Installer mInstaller; 418 419 /** Directory where installed third-party apps stored */ 420 final File mAppInstallDir; 421 422 /** 423 * Directory to which applications installed internally have their 424 * 32 bit native libraries copied. 425 */ 426 private File mAppLib32InstallDir; 427 428 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 429 // apps. 430 final File mDrmAppPrivateInstallDir; 431 432 // ---------------------------------------------------------------- 433 434 // Lock for state used when installing and doing other long running 435 // operations. Methods that must be called with this lock held have 436 // the suffix "LI". 437 final Object mInstallLock = new Object(); 438 439 // ---------------------------------------------------------------- 440 441 // Keys are String (package name), values are Package. This also serves 442 // as the lock for the global state. Methods that must be called with 443 // this lock held have the prefix "LP". 444 final ArrayMap<String, PackageParser.Package> mPackages = 445 new ArrayMap<String, PackageParser.Package>(); 446 447 // Tracks available target package names -> overlay package paths. 448 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 449 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 450 451 final Settings mSettings; 452 boolean mRestoredSettings; 453 454 // System configuration read by SystemConfig. 455 final int[] mGlobalGids; 456 final SparseArray<ArraySet<String>> mSystemPermissions; 457 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 458 459 // If mac_permissions.xml was found for seinfo labeling. 460 boolean mFoundPolicyFile; 461 462 // If a recursive restorecon of /data/data/<pkg> is needed. 463 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 464 465 public static final class SharedLibraryEntry { 466 public final String path; 467 public final String apk; 468 469 SharedLibraryEntry(String _path, String _apk) { 470 path = _path; 471 apk = _apk; 472 } 473 } 474 475 // Currently known shared libraries. 476 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 477 new ArrayMap<String, SharedLibraryEntry>(); 478 479 // All available activities, for your resolving pleasure. 480 final ActivityIntentResolver mActivities = 481 new ActivityIntentResolver(); 482 483 // All available receivers, for your resolving pleasure. 484 final ActivityIntentResolver mReceivers = 485 new ActivityIntentResolver(); 486 487 // All available services, for your resolving pleasure. 488 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 489 490 // All available providers, for your resolving pleasure. 491 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 492 493 // Mapping from provider base names (first directory in content URI codePath) 494 // to the provider information. 495 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 496 new ArrayMap<String, PackageParser.Provider>(); 497 498 // Mapping from instrumentation class names to info about them. 499 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 500 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 501 502 // Mapping from permission names to info about them. 503 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 504 new ArrayMap<String, PackageParser.PermissionGroup>(); 505 506 // Packages whose data we have transfered into another package, thus 507 // should no longer exist. 508 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 509 510 // Broadcast actions that are only available to the system. 511 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 512 513 /** List of packages waiting for verification. */ 514 final SparseArray<PackageVerificationState> mPendingVerification 515 = new SparseArray<PackageVerificationState>(); 516 517 /** Set of packages associated with each app op permission. */ 518 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 519 520 final PackageInstallerService mInstallerService; 521 522 private final PackageDexOptimizer mPackageDexOptimizer; 523 524 private AtomicInteger mNextMoveId = new AtomicInteger(); 525 private final MoveCallbacks mMoveCallbacks; 526 527 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 528 529 // Cache of users who need badging. 530 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 531 532 /** Token for keys in mPendingVerification. */ 533 private int mPendingVerificationToken = 0; 534 535 volatile boolean mSystemReady; 536 volatile boolean mSafeMode; 537 volatile boolean mHasSystemUidErrors; 538 539 ApplicationInfo mAndroidApplication; 540 final ActivityInfo mResolveActivity = new ActivityInfo(); 541 final ResolveInfo mResolveInfo = new ResolveInfo(); 542 ComponentName mResolveComponentName; 543 PackageParser.Package mPlatformPackage; 544 ComponentName mCustomResolverComponentName; 545 546 boolean mResolverReplaced = false; 547 548 private final ComponentName mIntentFilterVerifierComponent; 549 private int mIntentFilterVerificationToken = 0; 550 551 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 552 = new SparseArray<IntentFilterVerificationState>(); 553 554 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 555 new DefaultPermissionGrantPolicy(this); 556 557 private interface IntentFilterVerifier<T extends IntentFilter> { 558 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 559 T filter, String packageName); 560 void startVerifications(int userId); 561 void receiveVerificationResponse(int verificationId); 562 } 563 564 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 565 private Context mContext; 566 private ComponentName mIntentFilterVerifierComponent; 567 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 568 569 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 570 mContext = context; 571 mIntentFilterVerifierComponent = verifierComponent; 572 } 573 574 private String getDefaultScheme() { 575 return IntentFilter.SCHEME_HTTPS; 576 } 577 578 @Override 579 public void startVerifications(int userId) { 580 // Launch verifications requests 581 int count = mCurrentIntentFilterVerifications.size(); 582 for (int n=0; n<count; n++) { 583 int verificationId = mCurrentIntentFilterVerifications.get(n); 584 final IntentFilterVerificationState ivs = 585 mIntentFilterVerificationStates.get(verificationId); 586 587 String packageName = ivs.getPackageName(); 588 589 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 590 final int filterCount = filters.size(); 591 ArraySet<String> domainsSet = new ArraySet<>(); 592 for (int m=0; m<filterCount; m++) { 593 PackageParser.ActivityIntentInfo filter = filters.get(m); 594 domainsSet.addAll(filter.getHostsList()); 595 } 596 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 597 synchronized (mPackages) { 598 if (mSettings.createIntentFilterVerificationIfNeededLPw( 599 packageName, domainsList) != null) { 600 scheduleWriteSettingsLocked(); 601 } 602 } 603 sendVerificationRequest(userId, verificationId, ivs); 604 } 605 mCurrentIntentFilterVerifications.clear(); 606 } 607 608 private void sendVerificationRequest(int userId, int verificationId, 609 IntentFilterVerificationState ivs) { 610 611 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 612 verificationIntent.putExtra( 613 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 614 verificationId); 615 verificationIntent.putExtra( 616 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 617 getDefaultScheme()); 618 verificationIntent.putExtra( 619 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 620 ivs.getHostsString()); 621 verificationIntent.putExtra( 622 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 623 ivs.getPackageName()); 624 verificationIntent.setComponent(mIntentFilterVerifierComponent); 625 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 626 627 UserHandle user = new UserHandle(userId); 628 mContext.sendBroadcastAsUser(verificationIntent, user); 629 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 630 "Sending IntenFilter verification broadcast"); 631 } 632 633 public void receiveVerificationResponse(int verificationId) { 634 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 635 636 final boolean verified = ivs.isVerified(); 637 638 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 639 final int count = filters.size(); 640 for (int n=0; n<count; n++) { 641 PackageParser.ActivityIntentInfo filter = filters.get(n); 642 filter.setVerified(verified); 643 644 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 645 + " verified with result:" + verified + " and hosts:" 646 + ivs.getHostsString()); 647 } 648 649 mIntentFilterVerificationStates.remove(verificationId); 650 651 final String packageName = ivs.getPackageName(); 652 IntentFilterVerificationInfo ivi = null; 653 654 synchronized (mPackages) { 655 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 656 } 657 if (ivi == null) { 658 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 659 + verificationId + " packageName:" + packageName); 660 return; 661 } 662 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 663 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 664 665 synchronized (mPackages) { 666 if (verified) { 667 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 668 } else { 669 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 670 } 671 scheduleWriteSettingsLocked(); 672 673 final int userId = ivs.getUserId(); 674 if (userId != UserHandle.USER_ALL) { 675 final int userStatus = 676 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 677 678 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 679 boolean needUpdate = false; 680 681 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 682 // already been set by the User thru the Disambiguation dialog 683 switch (userStatus) { 684 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 685 if (verified) { 686 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 687 } else { 688 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 689 } 690 needUpdate = true; 691 break; 692 693 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 694 if (verified) { 695 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 696 needUpdate = true; 697 } 698 break; 699 700 default: 701 // Nothing to do 702 } 703 704 if (needUpdate) { 705 mSettings.updateIntentFilterVerificationStatusLPw( 706 packageName, updatedStatus, userId); 707 scheduleWritePackageRestrictionsLocked(userId); 708 } 709 } 710 } 711 } 712 713 @Override 714 public boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 715 ActivityIntentInfo filter, String packageName) { 716 if (!(filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 717 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 718 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 719 "IntentFilter does not contain HTTP nor HTTPS data scheme"); 720 return false; 721 } 722 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 723 if (ivs == null) { 724 ivs = createDomainVerificationState(verifierId, userId, verificationId, 725 packageName); 726 } 727 if (!hasValidDomains(filter)) { 728 return false; 729 } 730 ivs.addFilter(filter); 731 return true; 732 } 733 734 private IntentFilterVerificationState createDomainVerificationState(int verifierId, 735 int userId, int verificationId, String packageName) { 736 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 737 verifierId, userId, packageName); 738 ivs.setPendingState(); 739 synchronized (mPackages) { 740 mIntentFilterVerificationStates.append(verificationId, ivs); 741 mCurrentIntentFilterVerifications.add(verificationId); 742 } 743 return ivs; 744 } 745 } 746 747 private static boolean hasValidDomains(ActivityIntentInfo filter) { 748 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 749 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 750 if (!hasHTTPorHTTPS) { 751 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 752 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 753 return false; 754 } 755 return true; 756 } 757 758 private IntentFilterVerifier mIntentFilterVerifier; 759 760 // Set of pending broadcasts for aggregating enable/disable of components. 761 static class PendingPackageBroadcasts { 762 // for each user id, a map of <package name -> components within that package> 763 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 764 765 public PendingPackageBroadcasts() { 766 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 767 } 768 769 public ArrayList<String> get(int userId, String packageName) { 770 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 771 return packages.get(packageName); 772 } 773 774 public void put(int userId, String packageName, ArrayList<String> components) { 775 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 776 packages.put(packageName, components); 777 } 778 779 public void remove(int userId, String packageName) { 780 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 781 if (packages != null) { 782 packages.remove(packageName); 783 } 784 } 785 786 public void remove(int userId) { 787 mUidMap.remove(userId); 788 } 789 790 public int userIdCount() { 791 return mUidMap.size(); 792 } 793 794 public int userIdAt(int n) { 795 return mUidMap.keyAt(n); 796 } 797 798 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 799 return mUidMap.get(userId); 800 } 801 802 public int size() { 803 // total number of pending broadcast entries across all userIds 804 int num = 0; 805 for (int i = 0; i< mUidMap.size(); i++) { 806 num += mUidMap.valueAt(i).size(); 807 } 808 return num; 809 } 810 811 public void clear() { 812 mUidMap.clear(); 813 } 814 815 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 816 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 817 if (map == null) { 818 map = new ArrayMap<String, ArrayList<String>>(); 819 mUidMap.put(userId, map); 820 } 821 return map; 822 } 823 } 824 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 825 826 // Service Connection to remote media container service to copy 827 // package uri's from external media onto secure containers 828 // or internal storage. 829 private IMediaContainerService mContainerService = null; 830 831 static final int SEND_PENDING_BROADCAST = 1; 832 static final int MCS_BOUND = 3; 833 static final int END_COPY = 4; 834 static final int INIT_COPY = 5; 835 static final int MCS_UNBIND = 6; 836 static final int START_CLEANING_PACKAGE = 7; 837 static final int FIND_INSTALL_LOC = 8; 838 static final int POST_INSTALL = 9; 839 static final int MCS_RECONNECT = 10; 840 static final int MCS_GIVE_UP = 11; 841 static final int UPDATED_MEDIA_STATUS = 12; 842 static final int WRITE_SETTINGS = 13; 843 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 844 static final int PACKAGE_VERIFIED = 15; 845 static final int CHECK_PENDING_VERIFICATION = 16; 846 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 847 static final int INTENT_FILTER_VERIFIED = 18; 848 849 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 850 851 // Delay time in millisecs 852 static final int BROADCAST_DELAY = 10 * 1000; 853 854 static UserManagerService sUserManager; 855 856 // Stores a list of users whose package restrictions file needs to be updated 857 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 858 859 final private DefaultContainerConnection mDefContainerConn = 860 new DefaultContainerConnection(); 861 class DefaultContainerConnection implements ServiceConnection { 862 public void onServiceConnected(ComponentName name, IBinder service) { 863 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 864 IMediaContainerService imcs = 865 IMediaContainerService.Stub.asInterface(service); 866 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 867 } 868 869 public void onServiceDisconnected(ComponentName name) { 870 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 871 } 872 } 873 874 // Recordkeeping of restore-after-install operations that are currently in flight 875 // between the Package Manager and the Backup Manager 876 class PostInstallData { 877 public InstallArgs args; 878 public PackageInstalledInfo res; 879 880 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 881 args = _a; 882 res = _r; 883 } 884 } 885 886 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 887 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 888 889 // backup/restore of preferred activity state 890 private static final String TAG_PREFERRED_BACKUP = "pa"; 891 892 private final String mRequiredVerifierPackage; 893 894 private final PackageUsage mPackageUsage = new PackageUsage(); 895 896 private class PackageUsage { 897 private static final int WRITE_INTERVAL 898 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 899 900 private final Object mFileLock = new Object(); 901 private final AtomicLong mLastWritten = new AtomicLong(0); 902 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 903 904 private boolean mIsHistoricalPackageUsageAvailable = true; 905 906 boolean isHistoricalPackageUsageAvailable() { 907 return mIsHistoricalPackageUsageAvailable; 908 } 909 910 void write(boolean force) { 911 if (force) { 912 writeInternal(); 913 return; 914 } 915 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 916 && !DEBUG_DEXOPT) { 917 return; 918 } 919 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 920 new Thread("PackageUsage_DiskWriter") { 921 @Override 922 public void run() { 923 try { 924 writeInternal(); 925 } finally { 926 mBackgroundWriteRunning.set(false); 927 } 928 } 929 }.start(); 930 } 931 } 932 933 private void writeInternal() { 934 synchronized (mPackages) { 935 synchronized (mFileLock) { 936 AtomicFile file = getFile(); 937 FileOutputStream f = null; 938 try { 939 f = file.startWrite(); 940 BufferedOutputStream out = new BufferedOutputStream(f); 941 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 942 StringBuilder sb = new StringBuilder(); 943 for (PackageParser.Package pkg : mPackages.values()) { 944 if (pkg.mLastPackageUsageTimeInMills == 0) { 945 continue; 946 } 947 sb.setLength(0); 948 sb.append(pkg.packageName); 949 sb.append(' '); 950 sb.append((long)pkg.mLastPackageUsageTimeInMills); 951 sb.append('\n'); 952 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 953 } 954 out.flush(); 955 file.finishWrite(f); 956 } catch (IOException e) { 957 if (f != null) { 958 file.failWrite(f); 959 } 960 Log.e(TAG, "Failed to write package usage times", e); 961 } 962 } 963 } 964 mLastWritten.set(SystemClock.elapsedRealtime()); 965 } 966 967 void readLP() { 968 synchronized (mFileLock) { 969 AtomicFile file = getFile(); 970 BufferedInputStream in = null; 971 try { 972 in = new BufferedInputStream(file.openRead()); 973 StringBuffer sb = new StringBuffer(); 974 while (true) { 975 String packageName = readToken(in, sb, ' '); 976 if (packageName == null) { 977 break; 978 } 979 String timeInMillisString = readToken(in, sb, '\n'); 980 if (timeInMillisString == null) { 981 throw new IOException("Failed to find last usage time for package " 982 + packageName); 983 } 984 PackageParser.Package pkg = mPackages.get(packageName); 985 if (pkg == null) { 986 continue; 987 } 988 long timeInMillis; 989 try { 990 timeInMillis = Long.parseLong(timeInMillisString.toString()); 991 } catch (NumberFormatException e) { 992 throw new IOException("Failed to parse " + timeInMillisString 993 + " as a long.", e); 994 } 995 pkg.mLastPackageUsageTimeInMills = timeInMillis; 996 } 997 } catch (FileNotFoundException expected) { 998 mIsHistoricalPackageUsageAvailable = false; 999 } catch (IOException e) { 1000 Log.w(TAG, "Failed to read package usage times", e); 1001 } finally { 1002 IoUtils.closeQuietly(in); 1003 } 1004 } 1005 mLastWritten.set(SystemClock.elapsedRealtime()); 1006 } 1007 1008 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1009 throws IOException { 1010 sb.setLength(0); 1011 while (true) { 1012 int ch = in.read(); 1013 if (ch == -1) { 1014 if (sb.length() == 0) { 1015 return null; 1016 } 1017 throw new IOException("Unexpected EOF"); 1018 } 1019 if (ch == endOfToken) { 1020 return sb.toString(); 1021 } 1022 sb.append((char)ch); 1023 } 1024 } 1025 1026 private AtomicFile getFile() { 1027 File dataDir = Environment.getDataDirectory(); 1028 File systemDir = new File(dataDir, "system"); 1029 File fname = new File(systemDir, "package-usage.list"); 1030 return new AtomicFile(fname); 1031 } 1032 } 1033 1034 class PackageHandler extends Handler { 1035 private boolean mBound = false; 1036 final ArrayList<HandlerParams> mPendingInstalls = 1037 new ArrayList<HandlerParams>(); 1038 1039 private boolean connectToService() { 1040 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1041 " DefaultContainerService"); 1042 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1043 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1044 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1045 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1046 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1047 mBound = true; 1048 return true; 1049 } 1050 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1051 return false; 1052 } 1053 1054 private void disconnectService() { 1055 mContainerService = null; 1056 mBound = false; 1057 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1058 mContext.unbindService(mDefContainerConn); 1059 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1060 } 1061 1062 PackageHandler(Looper looper) { 1063 super(looper); 1064 } 1065 1066 public void handleMessage(Message msg) { 1067 try { 1068 doHandleMessage(msg); 1069 } finally { 1070 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1071 } 1072 } 1073 1074 void doHandleMessage(Message msg) { 1075 switch (msg.what) { 1076 case INIT_COPY: { 1077 HandlerParams params = (HandlerParams) msg.obj; 1078 int idx = mPendingInstalls.size(); 1079 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1080 // If a bind was already initiated we dont really 1081 // need to do anything. The pending install 1082 // will be processed later on. 1083 if (!mBound) { 1084 // If this is the only one pending we might 1085 // have to bind to the service again. 1086 if (!connectToService()) { 1087 Slog.e(TAG, "Failed to bind to media container service"); 1088 params.serviceError(); 1089 return; 1090 } else { 1091 // Once we bind to the service, the first 1092 // pending request will be processed. 1093 mPendingInstalls.add(idx, params); 1094 } 1095 } else { 1096 mPendingInstalls.add(idx, params); 1097 // Already bound to the service. Just make 1098 // sure we trigger off processing the first request. 1099 if (idx == 0) { 1100 mHandler.sendEmptyMessage(MCS_BOUND); 1101 } 1102 } 1103 break; 1104 } 1105 case MCS_BOUND: { 1106 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1107 if (msg.obj != null) { 1108 mContainerService = (IMediaContainerService) msg.obj; 1109 } 1110 if (mContainerService == null) { 1111 if (!mBound) { 1112 // Something seriously wrong since we are not bound and we are not 1113 // waiting for connection. Bail out. 1114 Slog.e(TAG, "Cannot bind to media container service"); 1115 for (HandlerParams params : mPendingInstalls) { 1116 // Indicate service bind error 1117 params.serviceError(); 1118 } 1119 mPendingInstalls.clear(); 1120 } else { 1121 Slog.w(TAG, "Waiting to connect to media container service"); 1122 } 1123 } else if (mPendingInstalls.size() > 0) { 1124 HandlerParams params = mPendingInstalls.get(0); 1125 if (params != null) { 1126 if (params.startCopy()) { 1127 // We are done... look for more work or to 1128 // go idle. 1129 if (DEBUG_SD_INSTALL) Log.i(TAG, 1130 "Checking for more work or unbind..."); 1131 // Delete pending install 1132 if (mPendingInstalls.size() > 0) { 1133 mPendingInstalls.remove(0); 1134 } 1135 if (mPendingInstalls.size() == 0) { 1136 if (mBound) { 1137 if (DEBUG_SD_INSTALL) Log.i(TAG, 1138 "Posting delayed MCS_UNBIND"); 1139 removeMessages(MCS_UNBIND); 1140 Message ubmsg = obtainMessage(MCS_UNBIND); 1141 // Unbind after a little delay, to avoid 1142 // continual thrashing. 1143 sendMessageDelayed(ubmsg, 10000); 1144 } 1145 } else { 1146 // There are more pending requests in queue. 1147 // Just post MCS_BOUND message to trigger processing 1148 // of next pending install. 1149 if (DEBUG_SD_INSTALL) Log.i(TAG, 1150 "Posting MCS_BOUND for next work"); 1151 mHandler.sendEmptyMessage(MCS_BOUND); 1152 } 1153 } 1154 } 1155 } else { 1156 // Should never happen ideally. 1157 Slog.w(TAG, "Empty queue"); 1158 } 1159 break; 1160 } 1161 case MCS_RECONNECT: { 1162 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1163 if (mPendingInstalls.size() > 0) { 1164 if (mBound) { 1165 disconnectService(); 1166 } 1167 if (!connectToService()) { 1168 Slog.e(TAG, "Failed to bind to media container service"); 1169 for (HandlerParams params : mPendingInstalls) { 1170 // Indicate service bind error 1171 params.serviceError(); 1172 } 1173 mPendingInstalls.clear(); 1174 } 1175 } 1176 break; 1177 } 1178 case MCS_UNBIND: { 1179 // If there is no actual work left, then time to unbind. 1180 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1181 1182 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1183 if (mBound) { 1184 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1185 1186 disconnectService(); 1187 } 1188 } else if (mPendingInstalls.size() > 0) { 1189 // There are more pending requests in queue. 1190 // Just post MCS_BOUND message to trigger processing 1191 // of next pending install. 1192 mHandler.sendEmptyMessage(MCS_BOUND); 1193 } 1194 1195 break; 1196 } 1197 case MCS_GIVE_UP: { 1198 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1199 mPendingInstalls.remove(0); 1200 break; 1201 } 1202 case SEND_PENDING_BROADCAST: { 1203 String packages[]; 1204 ArrayList<String> components[]; 1205 int size = 0; 1206 int uids[]; 1207 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1208 synchronized (mPackages) { 1209 if (mPendingBroadcasts == null) { 1210 return; 1211 } 1212 size = mPendingBroadcasts.size(); 1213 if (size <= 0) { 1214 // Nothing to be done. Just return 1215 return; 1216 } 1217 packages = new String[size]; 1218 components = new ArrayList[size]; 1219 uids = new int[size]; 1220 int i = 0; // filling out the above arrays 1221 1222 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1223 int packageUserId = mPendingBroadcasts.userIdAt(n); 1224 Iterator<Map.Entry<String, ArrayList<String>>> it 1225 = mPendingBroadcasts.packagesForUserId(packageUserId) 1226 .entrySet().iterator(); 1227 while (it.hasNext() && i < size) { 1228 Map.Entry<String, ArrayList<String>> ent = it.next(); 1229 packages[i] = ent.getKey(); 1230 components[i] = ent.getValue(); 1231 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1232 uids[i] = (ps != null) 1233 ? UserHandle.getUid(packageUserId, ps.appId) 1234 : -1; 1235 i++; 1236 } 1237 } 1238 size = i; 1239 mPendingBroadcasts.clear(); 1240 } 1241 // Send broadcasts 1242 for (int i = 0; i < size; i++) { 1243 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1244 } 1245 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1246 break; 1247 } 1248 case START_CLEANING_PACKAGE: { 1249 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1250 final String packageName = (String)msg.obj; 1251 final int userId = msg.arg1; 1252 final boolean andCode = msg.arg2 != 0; 1253 synchronized (mPackages) { 1254 if (userId == UserHandle.USER_ALL) { 1255 int[] users = sUserManager.getUserIds(); 1256 for (int user : users) { 1257 mSettings.addPackageToCleanLPw( 1258 new PackageCleanItem(user, packageName, andCode)); 1259 } 1260 } else { 1261 mSettings.addPackageToCleanLPw( 1262 new PackageCleanItem(userId, packageName, andCode)); 1263 } 1264 } 1265 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1266 startCleaningPackages(); 1267 } break; 1268 case POST_INSTALL: { 1269 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1270 PostInstallData data = mRunningInstalls.get(msg.arg1); 1271 mRunningInstalls.delete(msg.arg1); 1272 boolean deleteOld = false; 1273 1274 if (data != null) { 1275 InstallArgs args = data.args; 1276 PackageInstalledInfo res = data.res; 1277 1278 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1279 res.removedInfo.sendBroadcast(false, true, false); 1280 Bundle extras = new Bundle(1); 1281 extras.putInt(Intent.EXTRA_UID, res.uid); 1282 1283 // Now that we successfully installed the package, grant runtime 1284 // permissions if requested before broadcasting the install. 1285 if ((args.installFlags 1286 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1287 grantRequestedRuntimePermissions(res.pkg, 1288 args.user.getIdentifier()); 1289 } 1290 1291 // Determine the set of users who are adding this 1292 // package for the first time vs. those who are seeing 1293 // an update. 1294 int[] firstUsers; 1295 int[] updateUsers = new int[0]; 1296 if (res.origUsers == null || res.origUsers.length == 0) { 1297 firstUsers = res.newUsers; 1298 } else { 1299 firstUsers = new int[0]; 1300 for (int i=0; i<res.newUsers.length; i++) { 1301 int user = res.newUsers[i]; 1302 boolean isNew = true; 1303 for (int j=0; j<res.origUsers.length; j++) { 1304 if (res.origUsers[j] == user) { 1305 isNew = false; 1306 break; 1307 } 1308 } 1309 if (isNew) { 1310 int[] newFirst = new int[firstUsers.length+1]; 1311 System.arraycopy(firstUsers, 0, newFirst, 0, 1312 firstUsers.length); 1313 newFirst[firstUsers.length] = user; 1314 firstUsers = newFirst; 1315 } else { 1316 int[] newUpdate = new int[updateUsers.length+1]; 1317 System.arraycopy(updateUsers, 0, newUpdate, 0, 1318 updateUsers.length); 1319 newUpdate[updateUsers.length] = user; 1320 updateUsers = newUpdate; 1321 } 1322 } 1323 } 1324 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1325 res.pkg.applicationInfo.packageName, 1326 extras, null, null, firstUsers); 1327 final boolean update = res.removedInfo.removedPackage != null; 1328 if (update) { 1329 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1330 } 1331 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1332 res.pkg.applicationInfo.packageName, 1333 extras, null, null, updateUsers); 1334 if (update) { 1335 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1336 res.pkg.applicationInfo.packageName, 1337 extras, null, null, updateUsers); 1338 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1339 null, null, 1340 res.pkg.applicationInfo.packageName, null, updateUsers); 1341 1342 // treat asec-hosted packages like removable media on upgrade 1343 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1344 if (DEBUG_INSTALL) { 1345 Slog.i(TAG, "upgrading pkg " + res.pkg 1346 + " is ASEC-hosted -> AVAILABLE"); 1347 } 1348 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1349 ArrayList<String> pkgList = new ArrayList<String>(1); 1350 pkgList.add(res.pkg.applicationInfo.packageName); 1351 sendResourcesChangedBroadcast(true, true, 1352 pkgList,uidArray, null); 1353 } 1354 } 1355 if (res.removedInfo.args != null) { 1356 // Remove the replaced package's older resources safely now 1357 deleteOld = true; 1358 } 1359 1360 // Log current value of "unknown sources" setting 1361 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1362 getUnknownSourcesSettings()); 1363 } 1364 // Force a gc to clear up things 1365 Runtime.getRuntime().gc(); 1366 // We delete after a gc for applications on sdcard. 1367 if (deleteOld) { 1368 synchronized (mInstallLock) { 1369 res.removedInfo.args.doPostDeleteLI(true); 1370 } 1371 } 1372 if (args.observer != null) { 1373 try { 1374 Bundle extras = extrasForInstallResult(res); 1375 args.observer.onPackageInstalled(res.name, res.returnCode, 1376 res.returnMsg, extras); 1377 } catch (RemoteException e) { 1378 Slog.i(TAG, "Observer no longer exists."); 1379 } 1380 } 1381 } else { 1382 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1383 } 1384 } break; 1385 case UPDATED_MEDIA_STATUS: { 1386 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1387 boolean reportStatus = msg.arg1 == 1; 1388 boolean doGc = msg.arg2 == 1; 1389 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1390 if (doGc) { 1391 // Force a gc to clear up stale containers. 1392 Runtime.getRuntime().gc(); 1393 } 1394 if (msg.obj != null) { 1395 @SuppressWarnings("unchecked") 1396 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1397 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1398 // Unload containers 1399 unloadAllContainers(args); 1400 } 1401 if (reportStatus) { 1402 try { 1403 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1404 PackageHelper.getMountService().finishMediaUpdate(); 1405 } catch (RemoteException e) { 1406 Log.e(TAG, "MountService not running?"); 1407 } 1408 } 1409 } break; 1410 case WRITE_SETTINGS: { 1411 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1412 synchronized (mPackages) { 1413 removeMessages(WRITE_SETTINGS); 1414 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1415 mSettings.writeLPr(); 1416 mDirtyUsers.clear(); 1417 } 1418 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1419 } break; 1420 case WRITE_PACKAGE_RESTRICTIONS: { 1421 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1422 synchronized (mPackages) { 1423 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1424 for (int userId : mDirtyUsers) { 1425 mSettings.writePackageRestrictionsLPr(userId); 1426 } 1427 mDirtyUsers.clear(); 1428 } 1429 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1430 } break; 1431 case CHECK_PENDING_VERIFICATION: { 1432 final int verificationId = msg.arg1; 1433 final PackageVerificationState state = mPendingVerification.get(verificationId); 1434 1435 if ((state != null) && !state.timeoutExtended()) { 1436 final InstallArgs args = state.getInstallArgs(); 1437 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1438 1439 Slog.i(TAG, "Verification timed out for " + originUri); 1440 mPendingVerification.remove(verificationId); 1441 1442 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1443 1444 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1445 Slog.i(TAG, "Continuing with installation of " + originUri); 1446 state.setVerifierResponse(Binder.getCallingUid(), 1447 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1448 broadcastPackageVerified(verificationId, originUri, 1449 PackageManager.VERIFICATION_ALLOW, 1450 state.getInstallArgs().getUser()); 1451 try { 1452 ret = args.copyApk(mContainerService, true); 1453 } catch (RemoteException e) { 1454 Slog.e(TAG, "Could not contact the ContainerService"); 1455 } 1456 } else { 1457 broadcastPackageVerified(verificationId, originUri, 1458 PackageManager.VERIFICATION_REJECT, 1459 state.getInstallArgs().getUser()); 1460 } 1461 1462 processPendingInstall(args, ret); 1463 mHandler.sendEmptyMessage(MCS_UNBIND); 1464 } 1465 break; 1466 } 1467 case PACKAGE_VERIFIED: { 1468 final int verificationId = msg.arg1; 1469 1470 final PackageVerificationState state = mPendingVerification.get(verificationId); 1471 if (state == null) { 1472 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1473 break; 1474 } 1475 1476 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1477 1478 state.setVerifierResponse(response.callerUid, response.code); 1479 1480 if (state.isVerificationComplete()) { 1481 mPendingVerification.remove(verificationId); 1482 1483 final InstallArgs args = state.getInstallArgs(); 1484 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1485 1486 int ret; 1487 if (state.isInstallAllowed()) { 1488 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1489 broadcastPackageVerified(verificationId, originUri, 1490 response.code, state.getInstallArgs().getUser()); 1491 try { 1492 ret = args.copyApk(mContainerService, true); 1493 } catch (RemoteException e) { 1494 Slog.e(TAG, "Could not contact the ContainerService"); 1495 } 1496 } else { 1497 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1498 } 1499 1500 processPendingInstall(args, ret); 1501 1502 mHandler.sendEmptyMessage(MCS_UNBIND); 1503 } 1504 1505 break; 1506 } 1507 case START_INTENT_FILTER_VERIFICATIONS: { 1508 int userId = msg.arg1; 1509 int verifierUid = msg.arg2; 1510 PackageParser.Package pkg = (PackageParser.Package)msg.obj; 1511 1512 verifyIntentFiltersIfNeeded(userId, verifierUid, pkg); 1513 break; 1514 } 1515 case INTENT_FILTER_VERIFIED: { 1516 final int verificationId = msg.arg1; 1517 1518 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1519 verificationId); 1520 if (state == null) { 1521 Slog.w(TAG, "Invalid IntentFilter verification token " 1522 + verificationId + " received"); 1523 break; 1524 } 1525 1526 final int userId = state.getUserId(); 1527 1528 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1529 "Processing IntentFilter verification with token:" 1530 + verificationId + " and userId:" + userId); 1531 1532 final IntentFilterVerificationResponse response = 1533 (IntentFilterVerificationResponse) msg.obj; 1534 1535 state.setVerifierResponse(response.callerUid, response.code); 1536 1537 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1538 "IntentFilter verification with token:" + verificationId 1539 + " and userId:" + userId 1540 + " is settings verifier response with response code:" 1541 + response.code); 1542 1543 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1544 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1545 + response.getFailedDomainsString()); 1546 } 1547 1548 if (state.isVerificationComplete()) { 1549 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1550 } else { 1551 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1552 "IntentFilter verification with token:" + verificationId 1553 + " was not said to be complete"); 1554 } 1555 1556 break; 1557 } 1558 } 1559 } 1560 } 1561 1562 private StorageEventListener mStorageListener = new StorageEventListener() { 1563 @Override 1564 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1565 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1566 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1567 // TODO: ensure that private directories exist for all active users 1568 // TODO: remove user data whose serial number doesn't match 1569 loadPrivatePackages(vol); 1570 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1571 unloadPrivatePackages(vol); 1572 } 1573 } 1574 1575 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1576 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1577 updateExternalMediaStatus(true, false); 1578 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1579 updateExternalMediaStatus(false, false); 1580 } 1581 } 1582 } 1583 1584 @Override 1585 public void onVolumeForgotten(String fsUuid) { 1586 // TODO: remove all packages hosted on this uuid 1587 } 1588 }; 1589 1590 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1591 if (userId >= UserHandle.USER_OWNER) { 1592 grantRequestedRuntimePermissionsForUser(pkg, userId); 1593 } else if (userId == UserHandle.USER_ALL) { 1594 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1595 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1596 } 1597 } 1598 1599 // We could have touched GID membership, so flush out packages.list 1600 synchronized (mPackages) { 1601 mSettings.writePackageListLPr(); 1602 } 1603 } 1604 1605 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1606 SettingBase sb = (SettingBase) pkg.mExtras; 1607 if (sb == null) { 1608 return; 1609 } 1610 1611 PermissionsState permissionsState = sb.getPermissionsState(); 1612 1613 for (String permission : pkg.requestedPermissions) { 1614 BasePermission bp = mSettings.mPermissions.get(permission); 1615 if (bp != null && bp.isRuntime()) { 1616 permissionsState.grantRuntimePermission(bp, userId); 1617 } 1618 } 1619 } 1620 1621 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1622 Bundle extras = null; 1623 switch (res.returnCode) { 1624 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1625 extras = new Bundle(); 1626 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1627 res.origPermission); 1628 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1629 res.origPackage); 1630 break; 1631 } 1632 case PackageManager.INSTALL_SUCCEEDED: { 1633 extras = new Bundle(); 1634 extras.putBoolean(Intent.EXTRA_REPLACING, 1635 res.removedInfo != null && res.removedInfo.removedPackage != null); 1636 break; 1637 } 1638 } 1639 return extras; 1640 } 1641 1642 void scheduleWriteSettingsLocked() { 1643 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1644 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1645 } 1646 } 1647 1648 void scheduleWritePackageRestrictionsLocked(int userId) { 1649 if (!sUserManager.exists(userId)) return; 1650 mDirtyUsers.add(userId); 1651 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1652 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1653 } 1654 } 1655 1656 public static PackageManagerService main(Context context, Installer installer, 1657 boolean factoryTest, boolean onlyCore) { 1658 PackageManagerService m = new PackageManagerService(context, installer, 1659 factoryTest, onlyCore); 1660 ServiceManager.addService("package", m); 1661 return m; 1662 } 1663 1664 static String[] splitString(String str, char sep) { 1665 int count = 1; 1666 int i = 0; 1667 while ((i=str.indexOf(sep, i)) >= 0) { 1668 count++; 1669 i++; 1670 } 1671 1672 String[] res = new String[count]; 1673 i=0; 1674 count = 0; 1675 int lastI=0; 1676 while ((i=str.indexOf(sep, i)) >= 0) { 1677 res[count] = str.substring(lastI, i); 1678 count++; 1679 i++; 1680 lastI = i; 1681 } 1682 res[count] = str.substring(lastI, str.length()); 1683 return res; 1684 } 1685 1686 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1687 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1688 Context.DISPLAY_SERVICE); 1689 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1690 } 1691 1692 public PackageManagerService(Context context, Installer installer, 1693 boolean factoryTest, boolean onlyCore) { 1694 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1695 SystemClock.uptimeMillis()); 1696 1697 if (mSdkVersion <= 0) { 1698 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1699 } 1700 1701 mContext = context; 1702 mFactoryTest = factoryTest; 1703 mOnlyCore = onlyCore; 1704 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1705 mMetrics = new DisplayMetrics(); 1706 mSettings = new Settings(mPackages); 1707 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1708 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1709 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1710 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1711 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1712 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1713 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1714 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1715 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1716 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1717 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1718 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1719 1720 // TODO: add a property to control this? 1721 long dexOptLRUThresholdInMinutes; 1722 if (mLazyDexOpt) { 1723 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1724 } else { 1725 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1726 } 1727 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1728 1729 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1730 if (separateProcesses != null && separateProcesses.length() > 0) { 1731 if ("*".equals(separateProcesses)) { 1732 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1733 mSeparateProcesses = null; 1734 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1735 } else { 1736 mDefParseFlags = 0; 1737 mSeparateProcesses = separateProcesses.split(","); 1738 Slog.w(TAG, "Running with debug.separate_processes: " 1739 + separateProcesses); 1740 } 1741 } else { 1742 mDefParseFlags = 0; 1743 mSeparateProcesses = null; 1744 } 1745 1746 mInstaller = installer; 1747 mPackageDexOptimizer = new PackageDexOptimizer(this); 1748 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1749 1750 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1751 FgThread.get().getLooper()); 1752 1753 getDefaultDisplayMetrics(context, mMetrics); 1754 1755 SystemConfig systemConfig = SystemConfig.getInstance(); 1756 mGlobalGids = systemConfig.getGlobalGids(); 1757 mSystemPermissions = systemConfig.getSystemPermissions(); 1758 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1759 1760 synchronized (mInstallLock) { 1761 // writer 1762 synchronized (mPackages) { 1763 mHandlerThread = new ServiceThread(TAG, 1764 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1765 mHandlerThread.start(); 1766 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1767 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1768 1769 File dataDir = Environment.getDataDirectory(); 1770 mAppDataDir = new File(dataDir, "data"); 1771 mAppInstallDir = new File(dataDir, "app"); 1772 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1773 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1774 mUserAppDataDir = new File(dataDir, "user"); 1775 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1776 1777 sUserManager = new UserManagerService(context, this, 1778 mInstallLock, mPackages); 1779 1780 // Propagate permission configuration in to package manager. 1781 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1782 = systemConfig.getPermissions(); 1783 for (int i=0; i<permConfig.size(); i++) { 1784 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1785 BasePermission bp = mSettings.mPermissions.get(perm.name); 1786 if (bp == null) { 1787 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1788 mSettings.mPermissions.put(perm.name, bp); 1789 } 1790 if (perm.gids != null) { 1791 bp.setGids(perm.gids, perm.perUser); 1792 } 1793 } 1794 1795 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1796 for (int i=0; i<libConfig.size(); i++) { 1797 mSharedLibraries.put(libConfig.keyAt(i), 1798 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1799 } 1800 1801 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1802 1803 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1804 mSdkVersion, mOnlyCore); 1805 1806 String customResolverActivity = Resources.getSystem().getString( 1807 R.string.config_customResolverActivity); 1808 if (TextUtils.isEmpty(customResolverActivity)) { 1809 customResolverActivity = null; 1810 } else { 1811 mCustomResolverComponentName = ComponentName.unflattenFromString( 1812 customResolverActivity); 1813 } 1814 1815 long startTime = SystemClock.uptimeMillis(); 1816 1817 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1818 startTime); 1819 1820 // Set flag to monitor and not change apk file paths when 1821 // scanning install directories. 1822 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1823 1824 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1825 1826 /** 1827 * Add everything in the in the boot class path to the 1828 * list of process files because dexopt will have been run 1829 * if necessary during zygote startup. 1830 */ 1831 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1832 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1833 1834 if (bootClassPath != null) { 1835 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1836 for (String element : bootClassPathElements) { 1837 alreadyDexOpted.add(element); 1838 } 1839 } else { 1840 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1841 } 1842 1843 if (systemServerClassPath != null) { 1844 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1845 for (String element : systemServerClassPathElements) { 1846 alreadyDexOpted.add(element); 1847 } 1848 } else { 1849 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1850 } 1851 1852 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1853 final String[] dexCodeInstructionSets = 1854 getDexCodeInstructionSets( 1855 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1856 1857 /** 1858 * Ensure all external libraries have had dexopt run on them. 1859 */ 1860 if (mSharedLibraries.size() > 0) { 1861 // NOTE: For now, we're compiling these system "shared libraries" 1862 // (and framework jars) into all available architectures. It's possible 1863 // to compile them only when we come across an app that uses them (there's 1864 // already logic for that in scanPackageLI) but that adds some complexity. 1865 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1866 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1867 final String lib = libEntry.path; 1868 if (lib == null) { 1869 continue; 1870 } 1871 1872 try { 1873 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1874 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1875 alreadyDexOpted.add(lib); 1876 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1877 } 1878 } catch (FileNotFoundException e) { 1879 Slog.w(TAG, "Library not found: " + lib); 1880 } catch (IOException e) { 1881 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1882 + e.getMessage()); 1883 } 1884 } 1885 } 1886 } 1887 1888 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1889 1890 // Gross hack for now: we know this file doesn't contain any 1891 // code, so don't dexopt it to avoid the resulting log spew. 1892 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1893 1894 // Gross hack for now: we know this file is only part of 1895 // the boot class path for art, so don't dexopt it to 1896 // avoid the resulting log spew. 1897 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1898 1899 /** 1900 * There are a number of commands implemented in Java, which 1901 * we currently need to do the dexopt on so that they can be 1902 * run from a non-root shell. 1903 */ 1904 String[] frameworkFiles = frameworkDir.list(); 1905 if (frameworkFiles != null) { 1906 // TODO: We could compile these only for the most preferred ABI. We should 1907 // first double check that the dex files for these commands are not referenced 1908 // by other system apps. 1909 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1910 for (int i=0; i<frameworkFiles.length; i++) { 1911 File libPath = new File(frameworkDir, frameworkFiles[i]); 1912 String path = libPath.getPath(); 1913 // Skip the file if we already did it. 1914 if (alreadyDexOpted.contains(path)) { 1915 continue; 1916 } 1917 // Skip the file if it is not a type we want to dexopt. 1918 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1919 continue; 1920 } 1921 try { 1922 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1923 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1924 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1925 } 1926 } catch (FileNotFoundException e) { 1927 Slog.w(TAG, "Jar not found: " + path); 1928 } catch (IOException e) { 1929 Slog.w(TAG, "Exception reading jar: " + path, e); 1930 } 1931 } 1932 } 1933 } 1934 1935 // Collect vendor overlay packages. 1936 // (Do this before scanning any apps.) 1937 // For security and version matching reason, only consider 1938 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1939 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1940 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1941 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1942 1943 // Find base frameworks (resource packages without code). 1944 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1945 | PackageParser.PARSE_IS_SYSTEM_DIR 1946 | PackageParser.PARSE_IS_PRIVILEGED, 1947 scanFlags | SCAN_NO_DEX, 0); 1948 1949 // Collected privileged system packages. 1950 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1951 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1952 | PackageParser.PARSE_IS_SYSTEM_DIR 1953 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1954 1955 // Collect ordinary system packages. 1956 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1957 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1958 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1959 1960 // Collect all vendor packages. 1961 File vendorAppDir = new File("/vendor/app"); 1962 try { 1963 vendorAppDir = vendorAppDir.getCanonicalFile(); 1964 } catch (IOException e) { 1965 // failed to look up canonical path, continue with original one 1966 } 1967 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1968 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1969 1970 // Collect all OEM packages. 1971 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1972 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1973 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1974 1975 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1976 mInstaller.moveFiles(); 1977 1978 // Prune any system packages that no longer exist. 1979 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1980 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 1981 if (!mOnlyCore) { 1982 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1983 while (psit.hasNext()) { 1984 PackageSetting ps = psit.next(); 1985 1986 /* 1987 * If this is not a system app, it can't be a 1988 * disable system app. 1989 */ 1990 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1991 continue; 1992 } 1993 1994 /* 1995 * If the package is scanned, it's not erased. 1996 */ 1997 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1998 if (scannedPkg != null) { 1999 /* 2000 * If the system app is both scanned and in the 2001 * disabled packages list, then it must have been 2002 * added via OTA. Remove it from the currently 2003 * scanned package so the previously user-installed 2004 * application can be scanned. 2005 */ 2006 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2007 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2008 + ps.name + "; removing system app. Last known codePath=" 2009 + ps.codePathString + ", installStatus=" + ps.installStatus 2010 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2011 + scannedPkg.mVersionCode); 2012 removePackageLI(ps, true); 2013 expectingBetter.put(ps.name, ps.codePath); 2014 } 2015 2016 continue; 2017 } 2018 2019 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2020 psit.remove(); 2021 logCriticalInfo(Log.WARN, "System package " + ps.name 2022 + " no longer exists; wiping its data"); 2023 removeDataDirsLI(null, ps.name); 2024 } else { 2025 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2026 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2027 possiblyDeletedUpdatedSystemApps.add(ps.name); 2028 } 2029 } 2030 } 2031 } 2032 2033 //look for any incomplete package installations 2034 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2035 //clean up list 2036 for(int i = 0; i < deletePkgsList.size(); i++) { 2037 //clean up here 2038 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2039 } 2040 //delete tmp files 2041 deleteTempPackageFiles(); 2042 2043 // Remove any shared userIDs that have no associated packages 2044 mSettings.pruneSharedUsersLPw(); 2045 2046 if (!mOnlyCore) { 2047 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2048 SystemClock.uptimeMillis()); 2049 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2050 2051 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2052 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2053 2054 /** 2055 * Remove disable package settings for any updated system 2056 * apps that were removed via an OTA. If they're not a 2057 * previously-updated app, remove them completely. 2058 * Otherwise, just revoke their system-level permissions. 2059 */ 2060 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2061 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2062 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2063 2064 String msg; 2065 if (deletedPkg == null) { 2066 msg = "Updated system package " + deletedAppName 2067 + " no longer exists; wiping its data"; 2068 removeDataDirsLI(null, deletedAppName); 2069 } else { 2070 msg = "Updated system app + " + deletedAppName 2071 + " no longer present; removing system privileges for " 2072 + deletedAppName; 2073 2074 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2075 2076 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2077 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2078 } 2079 logCriticalInfo(Log.WARN, msg); 2080 } 2081 2082 /** 2083 * Make sure all system apps that we expected to appear on 2084 * the userdata partition actually showed up. If they never 2085 * appeared, crawl back and revive the system version. 2086 */ 2087 for (int i = 0; i < expectingBetter.size(); i++) { 2088 final String packageName = expectingBetter.keyAt(i); 2089 if (!mPackages.containsKey(packageName)) { 2090 final File scanFile = expectingBetter.valueAt(i); 2091 2092 logCriticalInfo(Log.WARN, "Expected better " + packageName 2093 + " but never showed up; reverting to system"); 2094 2095 final int reparseFlags; 2096 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2097 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2098 | PackageParser.PARSE_IS_SYSTEM_DIR 2099 | PackageParser.PARSE_IS_PRIVILEGED; 2100 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2101 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2102 | PackageParser.PARSE_IS_SYSTEM_DIR; 2103 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2104 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2105 | PackageParser.PARSE_IS_SYSTEM_DIR; 2106 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2107 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2108 | PackageParser.PARSE_IS_SYSTEM_DIR; 2109 } else { 2110 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2111 continue; 2112 } 2113 2114 mSettings.enableSystemPackageLPw(packageName); 2115 2116 try { 2117 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2118 } catch (PackageManagerException e) { 2119 Slog.e(TAG, "Failed to parse original system package: " 2120 + e.getMessage()); 2121 } 2122 } 2123 } 2124 } 2125 2126 // Now that we know all of the shared libraries, update all clients to have 2127 // the correct library paths. 2128 updateAllSharedLibrariesLPw(); 2129 2130 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2131 // NOTE: We ignore potential failures here during a system scan (like 2132 // the rest of the commands above) because there's precious little we 2133 // can do about it. A settings error is reported, though. 2134 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2135 false /* force dexopt */, false /* defer dexopt */); 2136 } 2137 2138 // Now that we know all the packages we are keeping, 2139 // read and update their last usage times. 2140 mPackageUsage.readLP(); 2141 2142 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2143 SystemClock.uptimeMillis()); 2144 Slog.i(TAG, "Time to scan packages: " 2145 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2146 + " seconds"); 2147 2148 // If the platform SDK has changed since the last time we booted, 2149 // we need to re-grant app permission to catch any new ones that 2150 // appear. This is really a hack, and means that apps can in some 2151 // cases get permissions that the user didn't initially explicitly 2152 // allow... it would be nice to have some better way to handle 2153 // this situation. 2154 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2155 != mSdkVersion; 2156 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2157 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2158 + "; regranting permissions for internal storage"); 2159 mSettings.mInternalSdkPlatform = mSdkVersion; 2160 2161 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2162 | (regrantPermissions 2163 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2164 : 0)); 2165 2166 // If this is the first boot, and it is a normal boot, then 2167 // we need to initialize the default preferred apps. 2168 if (!mRestoredSettings && !onlyCore) { 2169 mSettings.readDefaultPreferredAppsLPw(this, 0); 2170 } 2171 2172 // If this is first boot after an OTA, and a normal boot, then 2173 // we need to clear code cache directories. 2174 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2175 if (mIsUpgrade && !onlyCore) { 2176 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2177 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2178 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2179 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2180 } 2181 mSettings.mFingerprint = Build.FINGERPRINT; 2182 } 2183 2184 primeDomainVerificationsLPw(); 2185 checkDefaultBrowser(); 2186 2187 // All the changes are done during package scanning. 2188 mSettings.updateInternalDatabaseVersion(); 2189 2190 // can downgrade to reader 2191 mSettings.writeLPr(); 2192 2193 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2194 SystemClock.uptimeMillis()); 2195 2196 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2197 2198 mInstallerService = new PackageInstallerService(context, this); 2199 2200 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2201 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2202 mIntentFilterVerifierComponent); 2203 2204 } // synchronized (mPackages) 2205 } // synchronized (mInstallLock) 2206 2207 // Now after opening every single application zip, make sure they 2208 // are all flushed. Not really needed, but keeps things nice and 2209 // tidy. 2210 Runtime.getRuntime().gc(); 2211 2212 // Expose private service for system components to use. 2213 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2214 } 2215 2216 @Override 2217 public boolean isFirstBoot() { 2218 return !mRestoredSettings; 2219 } 2220 2221 @Override 2222 public boolean isOnlyCoreApps() { 2223 return mOnlyCore; 2224 } 2225 2226 @Override 2227 public boolean isUpgrade() { 2228 return mIsUpgrade; 2229 } 2230 2231 private String getRequiredVerifierLPr() { 2232 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2233 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2234 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2235 2236 String requiredVerifier = null; 2237 2238 final int N = receivers.size(); 2239 for (int i = 0; i < N; i++) { 2240 final ResolveInfo info = receivers.get(i); 2241 2242 if (info.activityInfo == null) { 2243 continue; 2244 } 2245 2246 final String packageName = info.activityInfo.packageName; 2247 2248 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2249 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2250 continue; 2251 } 2252 2253 if (requiredVerifier != null) { 2254 throw new RuntimeException("There can be only one required verifier"); 2255 } 2256 2257 requiredVerifier = packageName; 2258 } 2259 2260 return requiredVerifier; 2261 } 2262 2263 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2264 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2265 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2266 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2267 2268 ComponentName verifierComponentName = null; 2269 2270 int priority = -1000; 2271 final int N = receivers.size(); 2272 for (int i = 0; i < N; i++) { 2273 final ResolveInfo info = receivers.get(i); 2274 2275 if (info.activityInfo == null) { 2276 continue; 2277 } 2278 2279 final String packageName = info.activityInfo.packageName; 2280 2281 final PackageSetting ps = mSettings.mPackages.get(packageName); 2282 if (ps == null) { 2283 continue; 2284 } 2285 2286 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2287 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2288 continue; 2289 } 2290 2291 // Select the IntentFilterVerifier with the highest priority 2292 if (priority < info.priority) { 2293 priority = info.priority; 2294 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2295 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2296 + verifierComponentName + " with priority: " + info.priority); 2297 } 2298 } 2299 2300 return verifierComponentName; 2301 } 2302 2303 private void primeDomainVerificationsLPw() { 2304 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2305 boolean updated = false; 2306 ArraySet<String> allHostsSet = new ArraySet<>(); 2307 for (PackageParser.Package pkg : mPackages.values()) { 2308 final String packageName = pkg.packageName; 2309 if (!hasDomainURLs(pkg)) { 2310 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2311 "package with no domain URLs: " + packageName); 2312 continue; 2313 } 2314 if (!pkg.isSystemApp()) { 2315 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2316 "No priming domain verifications for a non system package : " + 2317 packageName); 2318 continue; 2319 } 2320 for (PackageParser.Activity a : pkg.activities) { 2321 for (ActivityIntentInfo filter : a.intents) { 2322 if (hasValidDomains(filter)) { 2323 allHostsSet.addAll(filter.getHostsList()); 2324 } 2325 } 2326 } 2327 if (allHostsSet.size() == 0) { 2328 allHostsSet.add("*"); 2329 } 2330 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2331 IntentFilterVerificationInfo ivi = 2332 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2333 if (ivi != null) { 2334 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2335 "Priming domain verifications for package: " + packageName + 2336 " with hosts:" + ivi.getDomainsString()); 2337 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2338 updated = true; 2339 } 2340 else { 2341 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2342 "No priming domain verifications for package: " + packageName); 2343 } 2344 allHostsSet.clear(); 2345 } 2346 if (updated) { 2347 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2348 "Will need to write primed domain verifications"); 2349 } 2350 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2351 } 2352 2353 private void checkDefaultBrowser() { 2354 final int myUserId = UserHandle.myUserId(); 2355 final String packageName = getDefaultBrowserPackageName(myUserId); 2356 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2357 if (info == null) { 2358 Slog.w(TAG, "Clearing default Browser as its package is no more installed: " + 2359 packageName); 2360 setDefaultBrowserPackageName(null, myUserId); 2361 } 2362 } 2363 2364 @Override 2365 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2366 throws RemoteException { 2367 try { 2368 return super.onTransact(code, data, reply, flags); 2369 } catch (RuntimeException e) { 2370 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2371 Slog.wtf(TAG, "Package Manager Crash", e); 2372 } 2373 throw e; 2374 } 2375 } 2376 2377 void cleanupInstallFailedPackage(PackageSetting ps) { 2378 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2379 2380 removeDataDirsLI(ps.volumeUuid, ps.name); 2381 if (ps.codePath != null) { 2382 if (ps.codePath.isDirectory()) { 2383 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2384 } else { 2385 ps.codePath.delete(); 2386 } 2387 } 2388 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2389 if (ps.resourcePath.isDirectory()) { 2390 FileUtils.deleteContents(ps.resourcePath); 2391 } 2392 ps.resourcePath.delete(); 2393 } 2394 mSettings.removePackageLPw(ps.name); 2395 } 2396 2397 static int[] appendInts(int[] cur, int[] add) { 2398 if (add == null) return cur; 2399 if (cur == null) return add; 2400 final int N = add.length; 2401 for (int i=0; i<N; i++) { 2402 cur = appendInt(cur, add[i]); 2403 } 2404 return cur; 2405 } 2406 2407 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2408 if (!sUserManager.exists(userId)) return null; 2409 final PackageSetting ps = (PackageSetting) p.mExtras; 2410 if (ps == null) { 2411 return null; 2412 } 2413 2414 final PermissionsState permissionsState = ps.getPermissionsState(); 2415 2416 final int[] gids = permissionsState.computeGids(userId); 2417 final Set<String> permissions = permissionsState.getPermissions(userId); 2418 final PackageUserState state = ps.readUserState(userId); 2419 2420 return PackageParser.generatePackageInfo(p, gids, flags, 2421 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2422 } 2423 2424 @Override 2425 public boolean isPackageFrozen(String packageName) { 2426 synchronized (mPackages) { 2427 final PackageSetting ps = mSettings.mPackages.get(packageName); 2428 if (ps != null) { 2429 return ps.frozen; 2430 } 2431 } 2432 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2433 return true; 2434 } 2435 2436 @Override 2437 public boolean isPackageAvailable(String packageName, int userId) { 2438 if (!sUserManager.exists(userId)) return false; 2439 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2440 synchronized (mPackages) { 2441 PackageParser.Package p = mPackages.get(packageName); 2442 if (p != null) { 2443 final PackageSetting ps = (PackageSetting) p.mExtras; 2444 if (ps != null) { 2445 final PackageUserState state = ps.readUserState(userId); 2446 if (state != null) { 2447 return PackageParser.isAvailable(state); 2448 } 2449 } 2450 } 2451 } 2452 return false; 2453 } 2454 2455 @Override 2456 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2457 if (!sUserManager.exists(userId)) return null; 2458 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2459 // reader 2460 synchronized (mPackages) { 2461 PackageParser.Package p = mPackages.get(packageName); 2462 if (DEBUG_PACKAGE_INFO) 2463 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2464 if (p != null) { 2465 return generatePackageInfo(p, flags, userId); 2466 } 2467 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2468 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2469 } 2470 } 2471 return null; 2472 } 2473 2474 @Override 2475 public String[] currentToCanonicalPackageNames(String[] names) { 2476 String[] out = new String[names.length]; 2477 // reader 2478 synchronized (mPackages) { 2479 for (int i=names.length-1; i>=0; i--) { 2480 PackageSetting ps = mSettings.mPackages.get(names[i]); 2481 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2482 } 2483 } 2484 return out; 2485 } 2486 2487 @Override 2488 public String[] canonicalToCurrentPackageNames(String[] names) { 2489 String[] out = new String[names.length]; 2490 // reader 2491 synchronized (mPackages) { 2492 for (int i=names.length-1; i>=0; i--) { 2493 String cur = mSettings.mRenamedPackages.get(names[i]); 2494 out[i] = cur != null ? cur : names[i]; 2495 } 2496 } 2497 return out; 2498 } 2499 2500 @Override 2501 public int getPackageUid(String packageName, int userId) { 2502 if (!sUserManager.exists(userId)) return -1; 2503 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2504 2505 // reader 2506 synchronized (mPackages) { 2507 PackageParser.Package p = mPackages.get(packageName); 2508 if(p != null) { 2509 return UserHandle.getUid(userId, p.applicationInfo.uid); 2510 } 2511 PackageSetting ps = mSettings.mPackages.get(packageName); 2512 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2513 return -1; 2514 } 2515 p = ps.pkg; 2516 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2517 } 2518 } 2519 2520 @Override 2521 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2522 if (!sUserManager.exists(userId)) { 2523 return null; 2524 } 2525 2526 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2527 "getPackageGids"); 2528 2529 // reader 2530 synchronized (mPackages) { 2531 PackageParser.Package p = mPackages.get(packageName); 2532 if (DEBUG_PACKAGE_INFO) { 2533 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2534 } 2535 if (p != null) { 2536 PackageSetting ps = (PackageSetting) p.mExtras; 2537 return ps.getPermissionsState().computeGids(userId); 2538 } 2539 } 2540 2541 return null; 2542 } 2543 2544 static PermissionInfo generatePermissionInfo( 2545 BasePermission bp, int flags) { 2546 if (bp.perm != null) { 2547 return PackageParser.generatePermissionInfo(bp.perm, flags); 2548 } 2549 PermissionInfo pi = new PermissionInfo(); 2550 pi.name = bp.name; 2551 pi.packageName = bp.sourcePackage; 2552 pi.nonLocalizedLabel = bp.name; 2553 pi.protectionLevel = bp.protectionLevel; 2554 return pi; 2555 } 2556 2557 @Override 2558 public PermissionInfo getPermissionInfo(String name, int flags) { 2559 // reader 2560 synchronized (mPackages) { 2561 final BasePermission p = mSettings.mPermissions.get(name); 2562 if (p != null) { 2563 return generatePermissionInfo(p, flags); 2564 } 2565 return null; 2566 } 2567 } 2568 2569 @Override 2570 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2571 // reader 2572 synchronized (mPackages) { 2573 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2574 for (BasePermission p : mSettings.mPermissions.values()) { 2575 if (group == null) { 2576 if (p.perm == null || p.perm.info.group == null) { 2577 out.add(generatePermissionInfo(p, flags)); 2578 } 2579 } else { 2580 if (p.perm != null && group.equals(p.perm.info.group)) { 2581 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2582 } 2583 } 2584 } 2585 2586 if (out.size() > 0) { 2587 return out; 2588 } 2589 return mPermissionGroups.containsKey(group) ? out : null; 2590 } 2591 } 2592 2593 @Override 2594 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2595 // reader 2596 synchronized (mPackages) { 2597 return PackageParser.generatePermissionGroupInfo( 2598 mPermissionGroups.get(name), flags); 2599 } 2600 } 2601 2602 @Override 2603 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2604 // reader 2605 synchronized (mPackages) { 2606 final int N = mPermissionGroups.size(); 2607 ArrayList<PermissionGroupInfo> out 2608 = new ArrayList<PermissionGroupInfo>(N); 2609 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2610 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2611 } 2612 return out; 2613 } 2614 } 2615 2616 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2617 int userId) { 2618 if (!sUserManager.exists(userId)) return null; 2619 PackageSetting ps = mSettings.mPackages.get(packageName); 2620 if (ps != null) { 2621 if (ps.pkg == null) { 2622 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2623 flags, userId); 2624 if (pInfo != null) { 2625 return pInfo.applicationInfo; 2626 } 2627 return null; 2628 } 2629 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2630 ps.readUserState(userId), userId); 2631 } 2632 return null; 2633 } 2634 2635 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2636 int userId) { 2637 if (!sUserManager.exists(userId)) return null; 2638 PackageSetting ps = mSettings.mPackages.get(packageName); 2639 if (ps != null) { 2640 PackageParser.Package pkg = ps.pkg; 2641 if (pkg == null) { 2642 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2643 return null; 2644 } 2645 // Only data remains, so we aren't worried about code paths 2646 pkg = new PackageParser.Package(packageName); 2647 pkg.applicationInfo.packageName = packageName; 2648 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2649 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2650 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2651 packageName, userId).getAbsolutePath(); 2652 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2653 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2654 } 2655 return generatePackageInfo(pkg, flags, userId); 2656 } 2657 return null; 2658 } 2659 2660 @Override 2661 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2662 if (!sUserManager.exists(userId)) return null; 2663 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2664 // writer 2665 synchronized (mPackages) { 2666 PackageParser.Package p = mPackages.get(packageName); 2667 if (DEBUG_PACKAGE_INFO) Log.v( 2668 TAG, "getApplicationInfo " + packageName 2669 + ": " + p); 2670 if (p != null) { 2671 PackageSetting ps = mSettings.mPackages.get(packageName); 2672 if (ps == null) return null; 2673 // Note: isEnabledLP() does not apply here - always return info 2674 return PackageParser.generateApplicationInfo( 2675 p, flags, ps.readUserState(userId), userId); 2676 } 2677 if ("android".equals(packageName)||"system".equals(packageName)) { 2678 return mAndroidApplication; 2679 } 2680 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2681 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2682 } 2683 } 2684 return null; 2685 } 2686 2687 @Override 2688 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2689 final IPackageDataObserver observer) { 2690 mContext.enforceCallingOrSelfPermission( 2691 android.Manifest.permission.CLEAR_APP_CACHE, null); 2692 // Queue up an async operation since clearing cache may take a little while. 2693 mHandler.post(new Runnable() { 2694 public void run() { 2695 mHandler.removeCallbacks(this); 2696 int retCode = -1; 2697 synchronized (mInstallLock) { 2698 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2699 if (retCode < 0) { 2700 Slog.w(TAG, "Couldn't clear application caches"); 2701 } 2702 } 2703 if (observer != null) { 2704 try { 2705 observer.onRemoveCompleted(null, (retCode >= 0)); 2706 } catch (RemoteException e) { 2707 Slog.w(TAG, "RemoveException when invoking call back"); 2708 } 2709 } 2710 } 2711 }); 2712 } 2713 2714 @Override 2715 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2716 final IntentSender pi) { 2717 mContext.enforceCallingOrSelfPermission( 2718 android.Manifest.permission.CLEAR_APP_CACHE, null); 2719 // Queue up an async operation since clearing cache may take a little while. 2720 mHandler.post(new Runnable() { 2721 public void run() { 2722 mHandler.removeCallbacks(this); 2723 int retCode = -1; 2724 synchronized (mInstallLock) { 2725 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2726 if (retCode < 0) { 2727 Slog.w(TAG, "Couldn't clear application caches"); 2728 } 2729 } 2730 if(pi != null) { 2731 try { 2732 // Callback via pending intent 2733 int code = (retCode >= 0) ? 1 : 0; 2734 pi.sendIntent(null, code, null, 2735 null, null); 2736 } catch (SendIntentException e1) { 2737 Slog.i(TAG, "Failed to send pending intent"); 2738 } 2739 } 2740 } 2741 }); 2742 } 2743 2744 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2745 synchronized (mInstallLock) { 2746 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2747 throw new IOException("Failed to free enough space"); 2748 } 2749 } 2750 } 2751 2752 @Override 2753 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2754 if (!sUserManager.exists(userId)) return null; 2755 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2756 synchronized (mPackages) { 2757 PackageParser.Activity a = mActivities.mActivities.get(component); 2758 2759 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2760 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2761 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2762 if (ps == null) return null; 2763 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2764 userId); 2765 } 2766 if (mResolveComponentName.equals(component)) { 2767 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2768 new PackageUserState(), userId); 2769 } 2770 } 2771 return null; 2772 } 2773 2774 @Override 2775 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2776 String resolvedType) { 2777 synchronized (mPackages) { 2778 PackageParser.Activity a = mActivities.mActivities.get(component); 2779 if (a == null) { 2780 return false; 2781 } 2782 for (int i=0; i<a.intents.size(); i++) { 2783 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2784 intent.getData(), intent.getCategories(), TAG) >= 0) { 2785 return true; 2786 } 2787 } 2788 return false; 2789 } 2790 } 2791 2792 @Override 2793 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2794 if (!sUserManager.exists(userId)) return null; 2795 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2796 synchronized (mPackages) { 2797 PackageParser.Activity a = mReceivers.mActivities.get(component); 2798 if (DEBUG_PACKAGE_INFO) Log.v( 2799 TAG, "getReceiverInfo " + component + ": " + a); 2800 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2801 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2802 if (ps == null) return null; 2803 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2804 userId); 2805 } 2806 } 2807 return null; 2808 } 2809 2810 @Override 2811 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2812 if (!sUserManager.exists(userId)) return null; 2813 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2814 synchronized (mPackages) { 2815 PackageParser.Service s = mServices.mServices.get(component); 2816 if (DEBUG_PACKAGE_INFO) Log.v( 2817 TAG, "getServiceInfo " + component + ": " + s); 2818 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2819 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2820 if (ps == null) return null; 2821 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2822 userId); 2823 } 2824 } 2825 return null; 2826 } 2827 2828 @Override 2829 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2830 if (!sUserManager.exists(userId)) return null; 2831 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2832 synchronized (mPackages) { 2833 PackageParser.Provider p = mProviders.mProviders.get(component); 2834 if (DEBUG_PACKAGE_INFO) Log.v( 2835 TAG, "getProviderInfo " + component + ": " + p); 2836 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2837 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2838 if (ps == null) return null; 2839 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2840 userId); 2841 } 2842 } 2843 return null; 2844 } 2845 2846 @Override 2847 public String[] getSystemSharedLibraryNames() { 2848 Set<String> libSet; 2849 synchronized (mPackages) { 2850 libSet = mSharedLibraries.keySet(); 2851 int size = libSet.size(); 2852 if (size > 0) { 2853 String[] libs = new String[size]; 2854 libSet.toArray(libs); 2855 return libs; 2856 } 2857 } 2858 return null; 2859 } 2860 2861 /** 2862 * @hide 2863 */ 2864 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2865 synchronized (mPackages) { 2866 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2867 if (lib != null && lib.apk != null) { 2868 return mPackages.get(lib.apk); 2869 } 2870 } 2871 return null; 2872 } 2873 2874 @Override 2875 public FeatureInfo[] getSystemAvailableFeatures() { 2876 Collection<FeatureInfo> featSet; 2877 synchronized (mPackages) { 2878 featSet = mAvailableFeatures.values(); 2879 int size = featSet.size(); 2880 if (size > 0) { 2881 FeatureInfo[] features = new FeatureInfo[size+1]; 2882 featSet.toArray(features); 2883 FeatureInfo fi = new FeatureInfo(); 2884 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2885 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2886 features[size] = fi; 2887 return features; 2888 } 2889 } 2890 return null; 2891 } 2892 2893 @Override 2894 public boolean hasSystemFeature(String name) { 2895 synchronized (mPackages) { 2896 return mAvailableFeatures.containsKey(name); 2897 } 2898 } 2899 2900 private void checkValidCaller(int uid, int userId) { 2901 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2902 return; 2903 2904 throw new SecurityException("Caller uid=" + uid 2905 + " is not privileged to communicate with user=" + userId); 2906 } 2907 2908 @Override 2909 public int checkPermission(String permName, String pkgName, int userId) { 2910 if (!sUserManager.exists(userId)) { 2911 return PackageManager.PERMISSION_DENIED; 2912 } 2913 2914 synchronized (mPackages) { 2915 final PackageParser.Package p = mPackages.get(pkgName); 2916 if (p != null && p.mExtras != null) { 2917 final PackageSetting ps = (PackageSetting) p.mExtras; 2918 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2919 return PackageManager.PERMISSION_GRANTED; 2920 } 2921 } 2922 } 2923 2924 return PackageManager.PERMISSION_DENIED; 2925 } 2926 2927 @Override 2928 public int checkUidPermission(String permName, int uid) { 2929 final int userId = UserHandle.getUserId(uid); 2930 2931 if (!sUserManager.exists(userId)) { 2932 return PackageManager.PERMISSION_DENIED; 2933 } 2934 2935 synchronized (mPackages) { 2936 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2937 if (obj != null) { 2938 final SettingBase ps = (SettingBase) obj; 2939 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2940 return PackageManager.PERMISSION_GRANTED; 2941 } 2942 } else { 2943 ArraySet<String> perms = mSystemPermissions.get(uid); 2944 if (perms != null && perms.contains(permName)) { 2945 return PackageManager.PERMISSION_GRANTED; 2946 } 2947 } 2948 } 2949 2950 return PackageManager.PERMISSION_DENIED; 2951 } 2952 2953 /** 2954 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2955 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2956 * @param checkShell TODO(yamasani): 2957 * @param message the message to log on security exception 2958 */ 2959 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2960 boolean checkShell, String message) { 2961 if (userId < 0) { 2962 throw new IllegalArgumentException("Invalid userId " + userId); 2963 } 2964 if (checkShell) { 2965 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2966 } 2967 if (userId == UserHandle.getUserId(callingUid)) return; 2968 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2969 if (requireFullPermission) { 2970 mContext.enforceCallingOrSelfPermission( 2971 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2972 } else { 2973 try { 2974 mContext.enforceCallingOrSelfPermission( 2975 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2976 } catch (SecurityException se) { 2977 mContext.enforceCallingOrSelfPermission( 2978 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2979 } 2980 } 2981 } 2982 } 2983 2984 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2985 if (callingUid == Process.SHELL_UID) { 2986 if (userHandle >= 0 2987 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2988 throw new SecurityException("Shell does not have permission to access user " 2989 + userHandle); 2990 } else if (userHandle < 0) { 2991 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2992 + Debug.getCallers(3)); 2993 } 2994 } 2995 } 2996 2997 private BasePermission findPermissionTreeLP(String permName) { 2998 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2999 if (permName.startsWith(bp.name) && 3000 permName.length() > bp.name.length() && 3001 permName.charAt(bp.name.length()) == '.') { 3002 return bp; 3003 } 3004 } 3005 return null; 3006 } 3007 3008 private BasePermission checkPermissionTreeLP(String permName) { 3009 if (permName != null) { 3010 BasePermission bp = findPermissionTreeLP(permName); 3011 if (bp != null) { 3012 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3013 return bp; 3014 } 3015 throw new SecurityException("Calling uid " 3016 + Binder.getCallingUid() 3017 + " is not allowed to add to permission tree " 3018 + bp.name + " owned by uid " + bp.uid); 3019 } 3020 } 3021 throw new SecurityException("No permission tree found for " + permName); 3022 } 3023 3024 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3025 if (s1 == null) { 3026 return s2 == null; 3027 } 3028 if (s2 == null) { 3029 return false; 3030 } 3031 if (s1.getClass() != s2.getClass()) { 3032 return false; 3033 } 3034 return s1.equals(s2); 3035 } 3036 3037 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3038 if (pi1.icon != pi2.icon) return false; 3039 if (pi1.logo != pi2.logo) return false; 3040 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3041 if (!compareStrings(pi1.name, pi2.name)) return false; 3042 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3043 // We'll take care of setting this one. 3044 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3045 // These are not currently stored in settings. 3046 //if (!compareStrings(pi1.group, pi2.group)) return false; 3047 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3048 //if (pi1.labelRes != pi2.labelRes) return false; 3049 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3050 return true; 3051 } 3052 3053 int permissionInfoFootprint(PermissionInfo info) { 3054 int size = info.name.length(); 3055 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3056 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3057 return size; 3058 } 3059 3060 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3061 int size = 0; 3062 for (BasePermission perm : mSettings.mPermissions.values()) { 3063 if (perm.uid == tree.uid) { 3064 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3065 } 3066 } 3067 return size; 3068 } 3069 3070 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3071 // We calculate the max size of permissions defined by this uid and throw 3072 // if that plus the size of 'info' would exceed our stated maximum. 3073 if (tree.uid != Process.SYSTEM_UID) { 3074 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3075 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3076 throw new SecurityException("Permission tree size cap exceeded"); 3077 } 3078 } 3079 } 3080 3081 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3082 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3083 throw new SecurityException("Label must be specified in permission"); 3084 } 3085 BasePermission tree = checkPermissionTreeLP(info.name); 3086 BasePermission bp = mSettings.mPermissions.get(info.name); 3087 boolean added = bp == null; 3088 boolean changed = true; 3089 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3090 if (added) { 3091 enforcePermissionCapLocked(info, tree); 3092 bp = new BasePermission(info.name, tree.sourcePackage, 3093 BasePermission.TYPE_DYNAMIC); 3094 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3095 throw new SecurityException( 3096 "Not allowed to modify non-dynamic permission " 3097 + info.name); 3098 } else { 3099 if (bp.protectionLevel == fixedLevel 3100 && bp.perm.owner.equals(tree.perm.owner) 3101 && bp.uid == tree.uid 3102 && comparePermissionInfos(bp.perm.info, info)) { 3103 changed = false; 3104 } 3105 } 3106 bp.protectionLevel = fixedLevel; 3107 info = new PermissionInfo(info); 3108 info.protectionLevel = fixedLevel; 3109 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3110 bp.perm.info.packageName = tree.perm.info.packageName; 3111 bp.uid = tree.uid; 3112 if (added) { 3113 mSettings.mPermissions.put(info.name, bp); 3114 } 3115 if (changed) { 3116 if (!async) { 3117 mSettings.writeLPr(); 3118 } else { 3119 scheduleWriteSettingsLocked(); 3120 } 3121 } 3122 return added; 3123 } 3124 3125 @Override 3126 public boolean addPermission(PermissionInfo info) { 3127 synchronized (mPackages) { 3128 return addPermissionLocked(info, false); 3129 } 3130 } 3131 3132 @Override 3133 public boolean addPermissionAsync(PermissionInfo info) { 3134 synchronized (mPackages) { 3135 return addPermissionLocked(info, true); 3136 } 3137 } 3138 3139 @Override 3140 public void removePermission(String name) { 3141 synchronized (mPackages) { 3142 checkPermissionTreeLP(name); 3143 BasePermission bp = mSettings.mPermissions.get(name); 3144 if (bp != null) { 3145 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3146 throw new SecurityException( 3147 "Not allowed to modify non-dynamic permission " 3148 + name); 3149 } 3150 mSettings.mPermissions.remove(name); 3151 mSettings.writeLPr(); 3152 } 3153 } 3154 } 3155 3156 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3157 BasePermission bp) { 3158 int index = pkg.requestedPermissions.indexOf(bp.name); 3159 if (index == -1) { 3160 throw new SecurityException("Package " + pkg.packageName 3161 + " has not requested permission " + bp.name); 3162 } 3163 if (!bp.isRuntime()) { 3164 throw new SecurityException("Permission " + bp.name 3165 + " is not a changeable permission type"); 3166 } 3167 } 3168 3169 @Override 3170 public void grantRuntimePermission(String packageName, String name, final int userId) { 3171 if (!sUserManager.exists(userId)) { 3172 Log.e(TAG, "No such user:" + userId); 3173 return; 3174 } 3175 3176 mContext.enforceCallingOrSelfPermission( 3177 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3178 "grantRuntimePermission"); 3179 3180 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3181 "grantRuntimePermission"); 3182 3183 final SettingBase sb; 3184 3185 synchronized (mPackages) { 3186 final PackageParser.Package pkg = mPackages.get(packageName); 3187 if (pkg == null) { 3188 throw new IllegalArgumentException("Unknown package: " + packageName); 3189 } 3190 3191 final BasePermission bp = mSettings.mPermissions.get(name); 3192 if (bp == null) { 3193 throw new IllegalArgumentException("Unknown permission: " + name); 3194 } 3195 3196 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3197 3198 sb = (SettingBase) pkg.mExtras; 3199 if (sb == null) { 3200 throw new IllegalArgumentException("Unknown package: " + packageName); 3201 } 3202 3203 final PermissionsState permissionsState = sb.getPermissionsState(); 3204 3205 final int flags = permissionsState.getPermissionFlags(name, userId); 3206 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3207 throw new SecurityException("Cannot grant system fixed permission: " 3208 + name + " for package: " + packageName); 3209 } 3210 3211 final int result = permissionsState.grantRuntimePermission(bp, userId); 3212 switch (result) { 3213 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3214 return; 3215 } 3216 3217 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3218 mHandler.post(new Runnable() { 3219 @Override 3220 public void run() { 3221 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3222 } 3223 }); 3224 } break; 3225 } 3226 3227 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3228 3229 // Not critical if that is lost - app has to request again. 3230 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3231 } 3232 } 3233 3234 @Override 3235 public void revokeRuntimePermission(String packageName, String name, int userId) { 3236 if (!sUserManager.exists(userId)) { 3237 Log.e(TAG, "No such user:" + userId); 3238 return; 3239 } 3240 3241 mContext.enforceCallingOrSelfPermission( 3242 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3243 "revokeRuntimePermission"); 3244 3245 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3246 "revokeRuntimePermission"); 3247 3248 final SettingBase sb; 3249 3250 synchronized (mPackages) { 3251 final PackageParser.Package pkg = mPackages.get(packageName); 3252 if (pkg == null) { 3253 throw new IllegalArgumentException("Unknown package: " + packageName); 3254 } 3255 3256 final BasePermission bp = mSettings.mPermissions.get(name); 3257 if (bp == null) { 3258 throw new IllegalArgumentException("Unknown permission: " + name); 3259 } 3260 3261 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3262 3263 sb = (SettingBase) pkg.mExtras; 3264 if (sb == null) { 3265 throw new IllegalArgumentException("Unknown package: " + packageName); 3266 } 3267 3268 final PermissionsState permissionsState = sb.getPermissionsState(); 3269 3270 final int flags = permissionsState.getPermissionFlags(name, userId); 3271 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3272 throw new SecurityException("Cannot revoke system fixed permission: " 3273 + name + " for package: " + packageName); 3274 } 3275 3276 if (permissionsState.revokeRuntimePermission(bp, userId) == 3277 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3278 return; 3279 } 3280 3281 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3282 3283 // Critical, after this call app should never have the permission. 3284 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3285 } 3286 3287 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3288 } 3289 3290 @Override 3291 public int getPermissionFlags(String name, String packageName, int userId) { 3292 if (!sUserManager.exists(userId)) { 3293 return 0; 3294 } 3295 3296 mContext.enforceCallingOrSelfPermission( 3297 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3298 "getPermissionFlags"); 3299 3300 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3301 "getPermissionFlags"); 3302 3303 synchronized (mPackages) { 3304 final PackageParser.Package pkg = mPackages.get(packageName); 3305 if (pkg == null) { 3306 throw new IllegalArgumentException("Unknown package: " + packageName); 3307 } 3308 3309 final BasePermission bp = mSettings.mPermissions.get(name); 3310 if (bp == null) { 3311 throw new IllegalArgumentException("Unknown permission: " + name); 3312 } 3313 3314 SettingBase sb = (SettingBase) pkg.mExtras; 3315 if (sb == null) { 3316 throw new IllegalArgumentException("Unknown package: " + packageName); 3317 } 3318 3319 PermissionsState permissionsState = sb.getPermissionsState(); 3320 return permissionsState.getPermissionFlags(name, userId); 3321 } 3322 } 3323 3324 @Override 3325 public void updatePermissionFlags(String name, String packageName, int flagMask, 3326 int flagValues, int userId) { 3327 if (!sUserManager.exists(userId)) { 3328 return; 3329 } 3330 3331 mContext.enforceCallingOrSelfPermission( 3332 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3333 "updatePermissionFlags"); 3334 3335 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3336 "updatePermissionFlags"); 3337 3338 // Only the system can change policy and system fixed flags. 3339 if (getCallingUid() != Process.SYSTEM_UID) { 3340 flagMask &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3341 flagValues &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3342 3343 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3344 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3345 } 3346 3347 synchronized (mPackages) { 3348 final PackageParser.Package pkg = mPackages.get(packageName); 3349 if (pkg == null) { 3350 throw new IllegalArgumentException("Unknown package: " + packageName); 3351 } 3352 3353 final BasePermission bp = mSettings.mPermissions.get(name); 3354 if (bp == null) { 3355 throw new IllegalArgumentException("Unknown permission: " + name); 3356 } 3357 3358 SettingBase sb = (SettingBase) pkg.mExtras; 3359 if (sb == null) { 3360 throw new IllegalArgumentException("Unknown package: " + packageName); 3361 } 3362 3363 PermissionsState permissionsState = sb.getPermissionsState(); 3364 3365 // Only the package manager can change flags for system component permissions. 3366 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3367 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3368 return; 3369 } 3370 3371 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3372 // Install and runtime permissions are stored in different places, 3373 // so figure out what permission changed and persist the change. 3374 if (permissionsState.getInstallPermissionState(name) != null) { 3375 scheduleWriteSettingsLocked(); 3376 } else if (permissionsState.getRuntimePermissionState(name, userId) != null) { 3377 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3378 } 3379 } 3380 } 3381 } 3382 3383 @Override 3384 public boolean shouldShowRequestPermissionRationale(String permissionName, 3385 String packageName, int userId) { 3386 if (UserHandle.getCallingUserId() != userId) { 3387 mContext.enforceCallingPermission( 3388 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3389 "canShowRequestPermissionRationale for user " + userId); 3390 } 3391 3392 final int uid = getPackageUid(packageName, userId); 3393 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3394 return false; 3395 } 3396 3397 if (checkPermission(permissionName, packageName, userId) 3398 == PackageManager.PERMISSION_GRANTED) { 3399 return false; 3400 } 3401 3402 final int flags; 3403 3404 final long identity = Binder.clearCallingIdentity(); 3405 try { 3406 flags = getPermissionFlags(permissionName, 3407 packageName, userId); 3408 } finally { 3409 Binder.restoreCallingIdentity(identity); 3410 } 3411 3412 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3413 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3414 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3415 3416 if ((flags & fixedFlags) != 0) { 3417 return false; 3418 } 3419 3420 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3421 } 3422 3423 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3424 BasePermission bp = mSettings.mPermissions.get(permission); 3425 if (bp == null) { 3426 throw new SecurityException("Missing " + permission + " permission"); 3427 } 3428 3429 SettingBase sb = (SettingBase) pkg.mExtras; 3430 PermissionsState permissionsState = sb.getPermissionsState(); 3431 3432 if (permissionsState.grantInstallPermission(bp) != 3433 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3434 scheduleWriteSettingsLocked(); 3435 } 3436 } 3437 3438 @Override 3439 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3440 mContext.enforceCallingOrSelfPermission( 3441 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3442 "addOnPermissionsChangeListener"); 3443 3444 synchronized (mPackages) { 3445 mOnPermissionChangeListeners.addListenerLocked(listener); 3446 } 3447 } 3448 3449 @Override 3450 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3451 synchronized (mPackages) { 3452 mOnPermissionChangeListeners.removeListenerLocked(listener); 3453 } 3454 } 3455 3456 @Override 3457 public boolean isProtectedBroadcast(String actionName) { 3458 synchronized (mPackages) { 3459 return mProtectedBroadcasts.contains(actionName); 3460 } 3461 } 3462 3463 @Override 3464 public int checkSignatures(String pkg1, String pkg2) { 3465 synchronized (mPackages) { 3466 final PackageParser.Package p1 = mPackages.get(pkg1); 3467 final PackageParser.Package p2 = mPackages.get(pkg2); 3468 if (p1 == null || p1.mExtras == null 3469 || p2 == null || p2.mExtras == null) { 3470 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3471 } 3472 return compareSignatures(p1.mSignatures, p2.mSignatures); 3473 } 3474 } 3475 3476 @Override 3477 public int checkUidSignatures(int uid1, int uid2) { 3478 // Map to base uids. 3479 uid1 = UserHandle.getAppId(uid1); 3480 uid2 = UserHandle.getAppId(uid2); 3481 // reader 3482 synchronized (mPackages) { 3483 Signature[] s1; 3484 Signature[] s2; 3485 Object obj = mSettings.getUserIdLPr(uid1); 3486 if (obj != null) { 3487 if (obj instanceof SharedUserSetting) { 3488 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3489 } else if (obj instanceof PackageSetting) { 3490 s1 = ((PackageSetting)obj).signatures.mSignatures; 3491 } else { 3492 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3493 } 3494 } else { 3495 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3496 } 3497 obj = mSettings.getUserIdLPr(uid2); 3498 if (obj != null) { 3499 if (obj instanceof SharedUserSetting) { 3500 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3501 } else if (obj instanceof PackageSetting) { 3502 s2 = ((PackageSetting)obj).signatures.mSignatures; 3503 } else { 3504 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3505 } 3506 } else { 3507 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3508 } 3509 return compareSignatures(s1, s2); 3510 } 3511 } 3512 3513 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3514 final long identity = Binder.clearCallingIdentity(); 3515 try { 3516 if (sb instanceof SharedUserSetting) { 3517 SharedUserSetting sus = (SharedUserSetting) sb; 3518 final int packageCount = sus.packages.size(); 3519 for (int i = 0; i < packageCount; i++) { 3520 PackageSetting susPs = sus.packages.valueAt(i); 3521 if (userId == UserHandle.USER_ALL) { 3522 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3523 } else { 3524 final int uid = UserHandle.getUid(userId, susPs.appId); 3525 killUid(uid, reason); 3526 } 3527 } 3528 } else if (sb instanceof PackageSetting) { 3529 PackageSetting ps = (PackageSetting) sb; 3530 if (userId == UserHandle.USER_ALL) { 3531 killApplication(ps.pkg.packageName, ps.appId, reason); 3532 } else { 3533 final int uid = UserHandle.getUid(userId, ps.appId); 3534 killUid(uid, reason); 3535 } 3536 } 3537 } finally { 3538 Binder.restoreCallingIdentity(identity); 3539 } 3540 } 3541 3542 private static void killUid(int uid, String reason) { 3543 IActivityManager am = ActivityManagerNative.getDefault(); 3544 if (am != null) { 3545 try { 3546 am.killUid(uid, reason); 3547 } catch (RemoteException e) { 3548 /* ignore - same process */ 3549 } 3550 } 3551 } 3552 3553 /** 3554 * Compares two sets of signatures. Returns: 3555 * <br /> 3556 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3557 * <br /> 3558 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3559 * <br /> 3560 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3561 * <br /> 3562 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3563 * <br /> 3564 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3565 */ 3566 static int compareSignatures(Signature[] s1, Signature[] s2) { 3567 if (s1 == null) { 3568 return s2 == null 3569 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3570 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3571 } 3572 3573 if (s2 == null) { 3574 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3575 } 3576 3577 if (s1.length != s2.length) { 3578 return PackageManager.SIGNATURE_NO_MATCH; 3579 } 3580 3581 // Since both signature sets are of size 1, we can compare without HashSets. 3582 if (s1.length == 1) { 3583 return s1[0].equals(s2[0]) ? 3584 PackageManager.SIGNATURE_MATCH : 3585 PackageManager.SIGNATURE_NO_MATCH; 3586 } 3587 3588 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3589 for (Signature sig : s1) { 3590 set1.add(sig); 3591 } 3592 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3593 for (Signature sig : s2) { 3594 set2.add(sig); 3595 } 3596 // Make sure s2 contains all signatures in s1. 3597 if (set1.equals(set2)) { 3598 return PackageManager.SIGNATURE_MATCH; 3599 } 3600 return PackageManager.SIGNATURE_NO_MATCH; 3601 } 3602 3603 /** 3604 * If the database version for this type of package (internal storage or 3605 * external storage) is less than the version where package signatures 3606 * were updated, return true. 3607 */ 3608 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3609 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3610 DatabaseVersion.SIGNATURE_END_ENTITY)) 3611 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3612 DatabaseVersion.SIGNATURE_END_ENTITY)); 3613 } 3614 3615 /** 3616 * Used for backward compatibility to make sure any packages with 3617 * certificate chains get upgraded to the new style. {@code existingSigs} 3618 * will be in the old format (since they were stored on disk from before the 3619 * system upgrade) and {@code scannedSigs} will be in the newer format. 3620 */ 3621 private int compareSignaturesCompat(PackageSignatures existingSigs, 3622 PackageParser.Package scannedPkg) { 3623 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3624 return PackageManager.SIGNATURE_NO_MATCH; 3625 } 3626 3627 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3628 for (Signature sig : existingSigs.mSignatures) { 3629 existingSet.add(sig); 3630 } 3631 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3632 for (Signature sig : scannedPkg.mSignatures) { 3633 try { 3634 Signature[] chainSignatures = sig.getChainSignatures(); 3635 for (Signature chainSig : chainSignatures) { 3636 scannedCompatSet.add(chainSig); 3637 } 3638 } catch (CertificateEncodingException e) { 3639 scannedCompatSet.add(sig); 3640 } 3641 } 3642 /* 3643 * Make sure the expanded scanned set contains all signatures in the 3644 * existing one. 3645 */ 3646 if (scannedCompatSet.equals(existingSet)) { 3647 // Migrate the old signatures to the new scheme. 3648 existingSigs.assignSignatures(scannedPkg.mSignatures); 3649 // The new KeySets will be re-added later in the scanning process. 3650 synchronized (mPackages) { 3651 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3652 } 3653 return PackageManager.SIGNATURE_MATCH; 3654 } 3655 return PackageManager.SIGNATURE_NO_MATCH; 3656 } 3657 3658 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3659 if (isExternal(scannedPkg)) { 3660 return mSettings.isExternalDatabaseVersionOlderThan( 3661 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3662 } else { 3663 return mSettings.isInternalDatabaseVersionOlderThan( 3664 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3665 } 3666 } 3667 3668 private int compareSignaturesRecover(PackageSignatures existingSigs, 3669 PackageParser.Package scannedPkg) { 3670 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3671 return PackageManager.SIGNATURE_NO_MATCH; 3672 } 3673 3674 String msg = null; 3675 try { 3676 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3677 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3678 + scannedPkg.packageName); 3679 return PackageManager.SIGNATURE_MATCH; 3680 } 3681 } catch (CertificateException e) { 3682 msg = e.getMessage(); 3683 } 3684 3685 logCriticalInfo(Log.INFO, 3686 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3687 return PackageManager.SIGNATURE_NO_MATCH; 3688 } 3689 3690 @Override 3691 public String[] getPackagesForUid(int uid) { 3692 uid = UserHandle.getAppId(uid); 3693 // reader 3694 synchronized (mPackages) { 3695 Object obj = mSettings.getUserIdLPr(uid); 3696 if (obj instanceof SharedUserSetting) { 3697 final SharedUserSetting sus = (SharedUserSetting) obj; 3698 final int N = sus.packages.size(); 3699 final String[] res = new String[N]; 3700 final Iterator<PackageSetting> it = sus.packages.iterator(); 3701 int i = 0; 3702 while (it.hasNext()) { 3703 res[i++] = it.next().name; 3704 } 3705 return res; 3706 } else if (obj instanceof PackageSetting) { 3707 final PackageSetting ps = (PackageSetting) obj; 3708 return new String[] { ps.name }; 3709 } 3710 } 3711 return null; 3712 } 3713 3714 @Override 3715 public String getNameForUid(int uid) { 3716 // reader 3717 synchronized (mPackages) { 3718 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3719 if (obj instanceof SharedUserSetting) { 3720 final SharedUserSetting sus = (SharedUserSetting) obj; 3721 return sus.name + ":" + sus.userId; 3722 } else if (obj instanceof PackageSetting) { 3723 final PackageSetting ps = (PackageSetting) obj; 3724 return ps.name; 3725 } 3726 } 3727 return null; 3728 } 3729 3730 @Override 3731 public int getUidForSharedUser(String sharedUserName) { 3732 if(sharedUserName == null) { 3733 return -1; 3734 } 3735 // reader 3736 synchronized (mPackages) { 3737 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3738 if (suid == null) { 3739 return -1; 3740 } 3741 return suid.userId; 3742 } 3743 } 3744 3745 @Override 3746 public int getFlagsForUid(int uid) { 3747 synchronized (mPackages) { 3748 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3749 if (obj instanceof SharedUserSetting) { 3750 final SharedUserSetting sus = (SharedUserSetting) obj; 3751 return sus.pkgFlags; 3752 } else if (obj instanceof PackageSetting) { 3753 final PackageSetting ps = (PackageSetting) obj; 3754 return ps.pkgFlags; 3755 } 3756 } 3757 return 0; 3758 } 3759 3760 @Override 3761 public int getPrivateFlagsForUid(int uid) { 3762 synchronized (mPackages) { 3763 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3764 if (obj instanceof SharedUserSetting) { 3765 final SharedUserSetting sus = (SharedUserSetting) obj; 3766 return sus.pkgPrivateFlags; 3767 } else if (obj instanceof PackageSetting) { 3768 final PackageSetting ps = (PackageSetting) obj; 3769 return ps.pkgPrivateFlags; 3770 } 3771 } 3772 return 0; 3773 } 3774 3775 @Override 3776 public boolean isUidPrivileged(int uid) { 3777 uid = UserHandle.getAppId(uid); 3778 // reader 3779 synchronized (mPackages) { 3780 Object obj = mSettings.getUserIdLPr(uid); 3781 if (obj instanceof SharedUserSetting) { 3782 final SharedUserSetting sus = (SharedUserSetting) obj; 3783 final Iterator<PackageSetting> it = sus.packages.iterator(); 3784 while (it.hasNext()) { 3785 if (it.next().isPrivileged()) { 3786 return true; 3787 } 3788 } 3789 } else if (obj instanceof PackageSetting) { 3790 final PackageSetting ps = (PackageSetting) obj; 3791 return ps.isPrivileged(); 3792 } 3793 } 3794 return false; 3795 } 3796 3797 @Override 3798 public String[] getAppOpPermissionPackages(String permissionName) { 3799 synchronized (mPackages) { 3800 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3801 if (pkgs == null) { 3802 return null; 3803 } 3804 return pkgs.toArray(new String[pkgs.size()]); 3805 } 3806 } 3807 3808 @Override 3809 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3810 int flags, int userId) { 3811 if (!sUserManager.exists(userId)) return null; 3812 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3813 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3814 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3815 } 3816 3817 @Override 3818 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3819 IntentFilter filter, int match, ComponentName activity) { 3820 final int userId = UserHandle.getCallingUserId(); 3821 if (DEBUG_PREFERRED) { 3822 Log.v(TAG, "setLastChosenActivity intent=" + intent 3823 + " resolvedType=" + resolvedType 3824 + " flags=" + flags 3825 + " filter=" + filter 3826 + " match=" + match 3827 + " activity=" + activity); 3828 filter.dump(new PrintStreamPrinter(System.out), " "); 3829 } 3830 intent.setComponent(null); 3831 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3832 // Find any earlier preferred or last chosen entries and nuke them 3833 findPreferredActivity(intent, resolvedType, 3834 flags, query, 0, false, true, false, userId); 3835 // Add the new activity as the last chosen for this filter 3836 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3837 "Setting last chosen"); 3838 } 3839 3840 @Override 3841 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3842 final int userId = UserHandle.getCallingUserId(); 3843 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3844 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3845 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3846 false, false, false, userId); 3847 } 3848 3849 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3850 int flags, List<ResolveInfo> query, int userId) { 3851 if (query != null) { 3852 final int N = query.size(); 3853 if (N == 1) { 3854 return query.get(0); 3855 } else if (N > 1) { 3856 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3857 // If there is more than one activity with the same priority, 3858 // then let the user decide between them. 3859 ResolveInfo r0 = query.get(0); 3860 ResolveInfo r1 = query.get(1); 3861 if (DEBUG_INTENT_MATCHING || debug) { 3862 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3863 + r1.activityInfo.name + "=" + r1.priority); 3864 } 3865 // If the first activity has a higher priority, or a different 3866 // default, then it is always desireable to pick it. 3867 if (r0.priority != r1.priority 3868 || r0.preferredOrder != r1.preferredOrder 3869 || r0.isDefault != r1.isDefault) { 3870 return query.get(0); 3871 } 3872 // If we have saved a preference for a preferred activity for 3873 // this Intent, use that. 3874 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3875 flags, query, r0.priority, true, false, debug, userId); 3876 if (ri != null) { 3877 return ri; 3878 } 3879 if (userId != 0) { 3880 ri = new ResolveInfo(mResolveInfo); 3881 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3882 ri.activityInfo.applicationInfo = new ApplicationInfo( 3883 ri.activityInfo.applicationInfo); 3884 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3885 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3886 return ri; 3887 } 3888 return mResolveInfo; 3889 } 3890 } 3891 return null; 3892 } 3893 3894 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3895 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3896 final int N = query.size(); 3897 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3898 .get(userId); 3899 // Get the list of persistent preferred activities that handle the intent 3900 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3901 List<PersistentPreferredActivity> pprefs = ppir != null 3902 ? ppir.queryIntent(intent, resolvedType, 3903 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3904 : null; 3905 if (pprefs != null && pprefs.size() > 0) { 3906 final int M = pprefs.size(); 3907 for (int i=0; i<M; i++) { 3908 final PersistentPreferredActivity ppa = pprefs.get(i); 3909 if (DEBUG_PREFERRED || debug) { 3910 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3911 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3912 + "\n component=" + ppa.mComponent); 3913 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3914 } 3915 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3916 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3917 if (DEBUG_PREFERRED || debug) { 3918 Slog.v(TAG, "Found persistent preferred activity:"); 3919 if (ai != null) { 3920 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3921 } else { 3922 Slog.v(TAG, " null"); 3923 } 3924 } 3925 if (ai == null) { 3926 // This previously registered persistent preferred activity 3927 // component is no longer known. Ignore it and do NOT remove it. 3928 continue; 3929 } 3930 for (int j=0; j<N; j++) { 3931 final ResolveInfo ri = query.get(j); 3932 if (!ri.activityInfo.applicationInfo.packageName 3933 .equals(ai.applicationInfo.packageName)) { 3934 continue; 3935 } 3936 if (!ri.activityInfo.name.equals(ai.name)) { 3937 continue; 3938 } 3939 // Found a persistent preference that can handle the intent. 3940 if (DEBUG_PREFERRED || debug) { 3941 Slog.v(TAG, "Returning persistent preferred activity: " + 3942 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3943 } 3944 return ri; 3945 } 3946 } 3947 } 3948 return null; 3949 } 3950 3951 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3952 List<ResolveInfo> query, int priority, boolean always, 3953 boolean removeMatches, boolean debug, int userId) { 3954 if (!sUserManager.exists(userId)) return null; 3955 // writer 3956 synchronized (mPackages) { 3957 if (intent.getSelector() != null) { 3958 intent = intent.getSelector(); 3959 } 3960 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3961 3962 // Try to find a matching persistent preferred activity. 3963 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3964 debug, userId); 3965 3966 // If a persistent preferred activity matched, use it. 3967 if (pri != null) { 3968 return pri; 3969 } 3970 3971 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3972 // Get the list of preferred activities that handle the intent 3973 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3974 List<PreferredActivity> prefs = pir != null 3975 ? pir.queryIntent(intent, resolvedType, 3976 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3977 : null; 3978 if (prefs != null && prefs.size() > 0) { 3979 boolean changed = false; 3980 try { 3981 // First figure out how good the original match set is. 3982 // We will only allow preferred activities that came 3983 // from the same match quality. 3984 int match = 0; 3985 3986 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3987 3988 final int N = query.size(); 3989 for (int j=0; j<N; j++) { 3990 final ResolveInfo ri = query.get(j); 3991 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3992 + ": 0x" + Integer.toHexString(match)); 3993 if (ri.match > match) { 3994 match = ri.match; 3995 } 3996 } 3997 3998 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3999 + Integer.toHexString(match)); 4000 4001 match &= IntentFilter.MATCH_CATEGORY_MASK; 4002 final int M = prefs.size(); 4003 for (int i=0; i<M; i++) { 4004 final PreferredActivity pa = prefs.get(i); 4005 if (DEBUG_PREFERRED || debug) { 4006 Slog.v(TAG, "Checking PreferredActivity ds=" 4007 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4008 + "\n component=" + pa.mPref.mComponent); 4009 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4010 } 4011 if (pa.mPref.mMatch != match) { 4012 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4013 + Integer.toHexString(pa.mPref.mMatch)); 4014 continue; 4015 } 4016 // If it's not an "always" type preferred activity and that's what we're 4017 // looking for, skip it. 4018 if (always && !pa.mPref.mAlways) { 4019 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4020 continue; 4021 } 4022 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4023 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4024 if (DEBUG_PREFERRED || debug) { 4025 Slog.v(TAG, "Found preferred activity:"); 4026 if (ai != null) { 4027 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4028 } else { 4029 Slog.v(TAG, " null"); 4030 } 4031 } 4032 if (ai == null) { 4033 // This previously registered preferred activity 4034 // component is no longer known. Most likely an update 4035 // to the app was installed and in the new version this 4036 // component no longer exists. Clean it up by removing 4037 // it from the preferred activities list, and skip it. 4038 Slog.w(TAG, "Removing dangling preferred activity: " 4039 + pa.mPref.mComponent); 4040 pir.removeFilter(pa); 4041 changed = true; 4042 continue; 4043 } 4044 for (int j=0; j<N; j++) { 4045 final ResolveInfo ri = query.get(j); 4046 if (!ri.activityInfo.applicationInfo.packageName 4047 .equals(ai.applicationInfo.packageName)) { 4048 continue; 4049 } 4050 if (!ri.activityInfo.name.equals(ai.name)) { 4051 continue; 4052 } 4053 4054 if (removeMatches) { 4055 pir.removeFilter(pa); 4056 changed = true; 4057 if (DEBUG_PREFERRED) { 4058 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4059 } 4060 break; 4061 } 4062 4063 // Okay we found a previously set preferred or last chosen app. 4064 // If the result set is different from when this 4065 // was created, we need to clear it and re-ask the 4066 // user their preference, if we're looking for an "always" type entry. 4067 if (always && !pa.mPref.sameSet(query)) { 4068 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4069 + intent + " type " + resolvedType); 4070 if (DEBUG_PREFERRED) { 4071 Slog.v(TAG, "Removing preferred activity since set changed " 4072 + pa.mPref.mComponent); 4073 } 4074 pir.removeFilter(pa); 4075 // Re-add the filter as a "last chosen" entry (!always) 4076 PreferredActivity lastChosen = new PreferredActivity( 4077 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4078 pir.addFilter(lastChosen); 4079 changed = true; 4080 return null; 4081 } 4082 4083 // Yay! Either the set matched or we're looking for the last chosen 4084 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4085 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4086 return ri; 4087 } 4088 } 4089 } finally { 4090 if (changed) { 4091 if (DEBUG_PREFERRED) { 4092 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4093 } 4094 scheduleWritePackageRestrictionsLocked(userId); 4095 } 4096 } 4097 } 4098 } 4099 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4100 return null; 4101 } 4102 4103 /* 4104 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4105 */ 4106 @Override 4107 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4108 int targetUserId) { 4109 mContext.enforceCallingOrSelfPermission( 4110 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4111 List<CrossProfileIntentFilter> matches = 4112 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4113 if (matches != null) { 4114 int size = matches.size(); 4115 for (int i = 0; i < size; i++) { 4116 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4117 } 4118 } 4119 if (hasWebURI(intent)) { 4120 // cross-profile app linking works only towards the parent. 4121 final UserInfo parent = getProfileParent(sourceUserId); 4122 synchronized(mPackages) { 4123 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4124 parent.id) != null; 4125 } 4126 } 4127 return false; 4128 } 4129 4130 private UserInfo getProfileParent(int userId) { 4131 final long identity = Binder.clearCallingIdentity(); 4132 try { 4133 return sUserManager.getProfileParent(userId); 4134 } finally { 4135 Binder.restoreCallingIdentity(identity); 4136 } 4137 } 4138 4139 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4140 String resolvedType, int userId) { 4141 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4142 if (resolver != null) { 4143 return resolver.queryIntent(intent, resolvedType, false, userId); 4144 } 4145 return null; 4146 } 4147 4148 @Override 4149 public List<ResolveInfo> queryIntentActivities(Intent intent, 4150 String resolvedType, int flags, int userId) { 4151 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4152 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4153 ComponentName comp = intent.getComponent(); 4154 if (comp == null) { 4155 if (intent.getSelector() != null) { 4156 intent = intent.getSelector(); 4157 comp = intent.getComponent(); 4158 } 4159 } 4160 4161 if (comp != null) { 4162 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4163 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4164 if (ai != null) { 4165 final ResolveInfo ri = new ResolveInfo(); 4166 ri.activityInfo = ai; 4167 list.add(ri); 4168 } 4169 return list; 4170 } 4171 4172 // reader 4173 synchronized (mPackages) { 4174 final String pkgName = intent.getPackage(); 4175 if (pkgName == null) { 4176 List<CrossProfileIntentFilter> matchingFilters = 4177 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4178 // Check for results that need to skip the current profile. 4179 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4180 resolvedType, flags, userId); 4181 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4182 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4183 result.add(xpResolveInfo); 4184 return filterIfNotPrimaryUser(result, userId); 4185 } 4186 4187 // Check for results in the current profile. 4188 List<ResolveInfo> result = mActivities.queryIntent( 4189 intent, resolvedType, flags, userId); 4190 4191 // Check for cross profile results. 4192 xpResolveInfo = queryCrossProfileIntents( 4193 matchingFilters, intent, resolvedType, flags, userId); 4194 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4195 result.add(xpResolveInfo); 4196 Collections.sort(result, mResolvePrioritySorter); 4197 } 4198 result = filterIfNotPrimaryUser(result, userId); 4199 if (hasWebURI(intent)) { 4200 CrossProfileDomainInfo xpDomainInfo = null; 4201 final UserInfo parent = getProfileParent(userId); 4202 if (parent != null) { 4203 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4204 flags, userId, parent.id); 4205 } 4206 if (xpDomainInfo != null) { 4207 if (xpResolveInfo != null) { 4208 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4209 // in the result. 4210 result.remove(xpResolveInfo); 4211 } 4212 if (result.size() == 0) { 4213 result.add(xpDomainInfo.resolveInfo); 4214 return result; 4215 } 4216 } else if (result.size() <= 1) { 4217 return result; 4218 } 4219 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4220 xpDomainInfo); 4221 Collections.sort(result, mResolvePrioritySorter); 4222 } 4223 return result; 4224 } 4225 final PackageParser.Package pkg = mPackages.get(pkgName); 4226 if (pkg != null) { 4227 return filterIfNotPrimaryUser( 4228 mActivities.queryIntentForPackage( 4229 intent, resolvedType, flags, pkg.activities, userId), 4230 userId); 4231 } 4232 return new ArrayList<ResolveInfo>(); 4233 } 4234 } 4235 4236 private static class CrossProfileDomainInfo { 4237 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4238 ResolveInfo resolveInfo; 4239 /* Best domain verification status of the activities found in the other profile */ 4240 int bestDomainVerificationStatus; 4241 } 4242 4243 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4244 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4245 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_APP_LINKING, 4246 sourceUserId)) { 4247 return null; 4248 } 4249 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4250 resolvedType, flags, parentUserId); 4251 4252 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4253 return null; 4254 } 4255 CrossProfileDomainInfo result = null; 4256 int size = resultTargetUser.size(); 4257 for (int i = 0; i < size; i++) { 4258 ResolveInfo riTargetUser = resultTargetUser.get(i); 4259 // Intent filter verification is only for filters that specify a host. So don't return 4260 // those that handle all web uris. 4261 if (riTargetUser.handleAllWebDataURI) { 4262 continue; 4263 } 4264 String packageName = riTargetUser.activityInfo.packageName; 4265 PackageSetting ps = mSettings.mPackages.get(packageName); 4266 if (ps == null) { 4267 continue; 4268 } 4269 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4270 if (result == null) { 4271 result = new CrossProfileDomainInfo(); 4272 result.resolveInfo = 4273 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4274 result.bestDomainVerificationStatus = status; 4275 } else { 4276 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4277 result.bestDomainVerificationStatus); 4278 } 4279 } 4280 return result; 4281 } 4282 4283 /** 4284 * Verification statuses are ordered from the worse to the best, except for 4285 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4286 */ 4287 private int bestDomainVerificationStatus(int status1, int status2) { 4288 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4289 return status2; 4290 } 4291 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4292 return status1; 4293 } 4294 return (int) MathUtils.max(status1, status2); 4295 } 4296 4297 private boolean isUserEnabled(int userId) { 4298 long callingId = Binder.clearCallingIdentity(); 4299 try { 4300 UserInfo userInfo = sUserManager.getUserInfo(userId); 4301 return userInfo != null && userInfo.isEnabled(); 4302 } finally { 4303 Binder.restoreCallingIdentity(callingId); 4304 } 4305 } 4306 4307 /** 4308 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4309 * 4310 * @return filtered list 4311 */ 4312 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4313 if (userId == UserHandle.USER_OWNER) { 4314 return resolveInfos; 4315 } 4316 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4317 ResolveInfo info = resolveInfos.get(i); 4318 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4319 resolveInfos.remove(i); 4320 } 4321 } 4322 return resolveInfos; 4323 } 4324 4325 private static boolean hasWebURI(Intent intent) { 4326 if (intent.getData() == null) { 4327 return false; 4328 } 4329 final String scheme = intent.getScheme(); 4330 if (TextUtils.isEmpty(scheme)) { 4331 return false; 4332 } 4333 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4334 } 4335 4336 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4337 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4338 if (DEBUG_PREFERRED) { 4339 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4340 candidates.size()); 4341 } 4342 4343 final int userId = UserHandle.getCallingUserId(); 4344 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4345 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4346 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4347 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4348 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4349 4350 synchronized (mPackages) { 4351 final int count = candidates.size(); 4352 // First, try to use the domain prefered App. Partition the candidates into four lists: 4353 // one for the final results, one for the "do not use ever", one for "undefined status" 4354 // and finally one for "Browser App type". 4355 for (int n=0; n<count; n++) { 4356 ResolveInfo info = candidates.get(n); 4357 String packageName = info.activityInfo.packageName; 4358 PackageSetting ps = mSettings.mPackages.get(packageName); 4359 if (ps != null) { 4360 // Add to the special match all list (Browser use case) 4361 if (info.handleAllWebDataURI) { 4362 matchAllList.add(info); 4363 continue; 4364 } 4365 // Try to get the status from User settings first 4366 int status = getDomainVerificationStatusLPr(ps, userId); 4367 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4368 alwaysList.add(info); 4369 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4370 neverList.add(info); 4371 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4372 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4373 undefinedList.add(info); 4374 } 4375 } 4376 } 4377 // First try to add the "always" resolution for the current user if there is any 4378 if (alwaysList.size() > 0) { 4379 result.addAll(alwaysList); 4380 // if there is an "always" for the parent user, add it. 4381 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4382 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4383 result.add(xpDomainInfo.resolveInfo); 4384 } else { 4385 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4386 result.addAll(undefinedList); 4387 if (xpDomainInfo != null && ( 4388 xpDomainInfo.bestDomainVerificationStatus 4389 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4390 || xpDomainInfo.bestDomainVerificationStatus 4391 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4392 result.add(xpDomainInfo.resolveInfo); 4393 } 4394 // Also add Browsers (all of them or only the default one) 4395 if ((flags & MATCH_ALL) != 0) { 4396 result.addAll(matchAllList); 4397 } else { 4398 // Try to add the Default Browser if we can 4399 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4400 UserHandle.myUserId()); 4401 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4402 boolean defaultBrowserFound = false; 4403 final int browserCount = matchAllList.size(); 4404 for (int n=0; n<browserCount; n++) { 4405 ResolveInfo browser = matchAllList.get(n); 4406 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4407 result.add(browser); 4408 defaultBrowserFound = true; 4409 break; 4410 } 4411 } 4412 if (!defaultBrowserFound) { 4413 result.addAll(matchAllList); 4414 } 4415 } else { 4416 result.addAll(matchAllList); 4417 } 4418 } 4419 4420 // If there is nothing selected, add all candidates and remove the ones that the User 4421 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4422 if (result.size() == 0) { 4423 result.addAll(candidates); 4424 result.removeAll(neverList); 4425 } 4426 } 4427 } 4428 if (DEBUG_PREFERRED) { 4429 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4430 result.size()); 4431 } 4432 return result; 4433 } 4434 4435 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4436 int status = ps.getDomainVerificationStatusForUser(userId); 4437 // if none available, get the master status 4438 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4439 if (ps.getIntentFilterVerificationInfo() != null) { 4440 status = ps.getIntentFilterVerificationInfo().getStatus(); 4441 } 4442 } 4443 return status; 4444 } 4445 4446 private ResolveInfo querySkipCurrentProfileIntents( 4447 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4448 int flags, int sourceUserId) { 4449 if (matchingFilters != null) { 4450 int size = matchingFilters.size(); 4451 for (int i = 0; i < size; i ++) { 4452 CrossProfileIntentFilter filter = matchingFilters.get(i); 4453 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4454 // Checking if there are activities in the target user that can handle the 4455 // intent. 4456 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4457 flags, sourceUserId); 4458 if (resolveInfo != null) { 4459 return resolveInfo; 4460 } 4461 } 4462 } 4463 } 4464 return null; 4465 } 4466 4467 // Return matching ResolveInfo if any for skip current profile intent filters. 4468 private ResolveInfo queryCrossProfileIntents( 4469 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4470 int flags, int sourceUserId) { 4471 if (matchingFilters != null) { 4472 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4473 // match the same intent. For performance reasons, it is better not to 4474 // run queryIntent twice for the same userId 4475 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4476 int size = matchingFilters.size(); 4477 for (int i = 0; i < size; i++) { 4478 CrossProfileIntentFilter filter = matchingFilters.get(i); 4479 int targetUserId = filter.getTargetUserId(); 4480 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4481 && !alreadyTriedUserIds.get(targetUserId)) { 4482 // Checking if there are activities in the target user that can handle the 4483 // intent. 4484 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4485 flags, sourceUserId); 4486 if (resolveInfo != null) return resolveInfo; 4487 alreadyTriedUserIds.put(targetUserId, true); 4488 } 4489 } 4490 } 4491 return null; 4492 } 4493 4494 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4495 String resolvedType, int flags, int sourceUserId) { 4496 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4497 resolvedType, flags, filter.getTargetUserId()); 4498 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4499 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4500 } 4501 return null; 4502 } 4503 4504 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4505 int sourceUserId, int targetUserId) { 4506 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4507 String className; 4508 if (targetUserId == UserHandle.USER_OWNER) { 4509 className = FORWARD_INTENT_TO_USER_OWNER; 4510 } else { 4511 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4512 } 4513 ComponentName forwardingActivityComponentName = new ComponentName( 4514 mAndroidApplication.packageName, className); 4515 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4516 sourceUserId); 4517 if (targetUserId == UserHandle.USER_OWNER) { 4518 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4519 forwardingResolveInfo.noResourceId = true; 4520 } 4521 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4522 forwardingResolveInfo.priority = 0; 4523 forwardingResolveInfo.preferredOrder = 0; 4524 forwardingResolveInfo.match = 0; 4525 forwardingResolveInfo.isDefault = true; 4526 forwardingResolveInfo.filter = filter; 4527 forwardingResolveInfo.targetUserId = targetUserId; 4528 return forwardingResolveInfo; 4529 } 4530 4531 @Override 4532 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4533 Intent[] specifics, String[] specificTypes, Intent intent, 4534 String resolvedType, int flags, int userId) { 4535 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4536 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4537 false, "query intent activity options"); 4538 final String resultsAction = intent.getAction(); 4539 4540 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4541 | PackageManager.GET_RESOLVED_FILTER, userId); 4542 4543 if (DEBUG_INTENT_MATCHING) { 4544 Log.v(TAG, "Query " + intent + ": " + results); 4545 } 4546 4547 int specificsPos = 0; 4548 int N; 4549 4550 // todo: note that the algorithm used here is O(N^2). This 4551 // isn't a problem in our current environment, but if we start running 4552 // into situations where we have more than 5 or 10 matches then this 4553 // should probably be changed to something smarter... 4554 4555 // First we go through and resolve each of the specific items 4556 // that were supplied, taking care of removing any corresponding 4557 // duplicate items in the generic resolve list. 4558 if (specifics != null) { 4559 for (int i=0; i<specifics.length; i++) { 4560 final Intent sintent = specifics[i]; 4561 if (sintent == null) { 4562 continue; 4563 } 4564 4565 if (DEBUG_INTENT_MATCHING) { 4566 Log.v(TAG, "Specific #" + i + ": " + sintent); 4567 } 4568 4569 String action = sintent.getAction(); 4570 if (resultsAction != null && resultsAction.equals(action)) { 4571 // If this action was explicitly requested, then don't 4572 // remove things that have it. 4573 action = null; 4574 } 4575 4576 ResolveInfo ri = null; 4577 ActivityInfo ai = null; 4578 4579 ComponentName comp = sintent.getComponent(); 4580 if (comp == null) { 4581 ri = resolveIntent( 4582 sintent, 4583 specificTypes != null ? specificTypes[i] : null, 4584 flags, userId); 4585 if (ri == null) { 4586 continue; 4587 } 4588 if (ri == mResolveInfo) { 4589 // ACK! Must do something better with this. 4590 } 4591 ai = ri.activityInfo; 4592 comp = new ComponentName(ai.applicationInfo.packageName, 4593 ai.name); 4594 } else { 4595 ai = getActivityInfo(comp, flags, userId); 4596 if (ai == null) { 4597 continue; 4598 } 4599 } 4600 4601 // Look for any generic query activities that are duplicates 4602 // of this specific one, and remove them from the results. 4603 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4604 N = results.size(); 4605 int j; 4606 for (j=specificsPos; j<N; j++) { 4607 ResolveInfo sri = results.get(j); 4608 if ((sri.activityInfo.name.equals(comp.getClassName()) 4609 && sri.activityInfo.applicationInfo.packageName.equals( 4610 comp.getPackageName())) 4611 || (action != null && sri.filter.matchAction(action))) { 4612 results.remove(j); 4613 if (DEBUG_INTENT_MATCHING) Log.v( 4614 TAG, "Removing duplicate item from " + j 4615 + " due to specific " + specificsPos); 4616 if (ri == null) { 4617 ri = sri; 4618 } 4619 j--; 4620 N--; 4621 } 4622 } 4623 4624 // Add this specific item to its proper place. 4625 if (ri == null) { 4626 ri = new ResolveInfo(); 4627 ri.activityInfo = ai; 4628 } 4629 results.add(specificsPos, ri); 4630 ri.specificIndex = i; 4631 specificsPos++; 4632 } 4633 } 4634 4635 // Now we go through the remaining generic results and remove any 4636 // duplicate actions that are found here. 4637 N = results.size(); 4638 for (int i=specificsPos; i<N-1; i++) { 4639 final ResolveInfo rii = results.get(i); 4640 if (rii.filter == null) { 4641 continue; 4642 } 4643 4644 // Iterate over all of the actions of this result's intent 4645 // filter... typically this should be just one. 4646 final Iterator<String> it = rii.filter.actionsIterator(); 4647 if (it == null) { 4648 continue; 4649 } 4650 while (it.hasNext()) { 4651 final String action = it.next(); 4652 if (resultsAction != null && resultsAction.equals(action)) { 4653 // If this action was explicitly requested, then don't 4654 // remove things that have it. 4655 continue; 4656 } 4657 for (int j=i+1; j<N; j++) { 4658 final ResolveInfo rij = results.get(j); 4659 if (rij.filter != null && rij.filter.hasAction(action)) { 4660 results.remove(j); 4661 if (DEBUG_INTENT_MATCHING) Log.v( 4662 TAG, "Removing duplicate item from " + j 4663 + " due to action " + action + " at " + i); 4664 j--; 4665 N--; 4666 } 4667 } 4668 } 4669 4670 // If the caller didn't request filter information, drop it now 4671 // so we don't have to marshall/unmarshall it. 4672 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4673 rii.filter = null; 4674 } 4675 } 4676 4677 // Filter out the caller activity if so requested. 4678 if (caller != null) { 4679 N = results.size(); 4680 for (int i=0; i<N; i++) { 4681 ActivityInfo ainfo = results.get(i).activityInfo; 4682 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4683 && caller.getClassName().equals(ainfo.name)) { 4684 results.remove(i); 4685 break; 4686 } 4687 } 4688 } 4689 4690 // If the caller didn't request filter information, 4691 // drop them now so we don't have to 4692 // marshall/unmarshall it. 4693 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4694 N = results.size(); 4695 for (int i=0; i<N; i++) { 4696 results.get(i).filter = null; 4697 } 4698 } 4699 4700 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4701 return results; 4702 } 4703 4704 @Override 4705 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4706 int userId) { 4707 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4708 ComponentName comp = intent.getComponent(); 4709 if (comp == null) { 4710 if (intent.getSelector() != null) { 4711 intent = intent.getSelector(); 4712 comp = intent.getComponent(); 4713 } 4714 } 4715 if (comp != null) { 4716 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4717 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4718 if (ai != null) { 4719 ResolveInfo ri = new ResolveInfo(); 4720 ri.activityInfo = ai; 4721 list.add(ri); 4722 } 4723 return list; 4724 } 4725 4726 // reader 4727 synchronized (mPackages) { 4728 String pkgName = intent.getPackage(); 4729 if (pkgName == null) { 4730 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4731 } 4732 final PackageParser.Package pkg = mPackages.get(pkgName); 4733 if (pkg != null) { 4734 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4735 userId); 4736 } 4737 return null; 4738 } 4739 } 4740 4741 @Override 4742 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4743 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4744 if (!sUserManager.exists(userId)) return null; 4745 if (query != null) { 4746 if (query.size() >= 1) { 4747 // If there is more than one service with the same priority, 4748 // just arbitrarily pick the first one. 4749 return query.get(0); 4750 } 4751 } 4752 return null; 4753 } 4754 4755 @Override 4756 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4757 int userId) { 4758 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4759 ComponentName comp = intent.getComponent(); 4760 if (comp == null) { 4761 if (intent.getSelector() != null) { 4762 intent = intent.getSelector(); 4763 comp = intent.getComponent(); 4764 } 4765 } 4766 if (comp != null) { 4767 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4768 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4769 if (si != null) { 4770 final ResolveInfo ri = new ResolveInfo(); 4771 ri.serviceInfo = si; 4772 list.add(ri); 4773 } 4774 return list; 4775 } 4776 4777 // reader 4778 synchronized (mPackages) { 4779 String pkgName = intent.getPackage(); 4780 if (pkgName == null) { 4781 return mServices.queryIntent(intent, resolvedType, flags, userId); 4782 } 4783 final PackageParser.Package pkg = mPackages.get(pkgName); 4784 if (pkg != null) { 4785 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4786 userId); 4787 } 4788 return null; 4789 } 4790 } 4791 4792 @Override 4793 public List<ResolveInfo> queryIntentContentProviders( 4794 Intent intent, String resolvedType, int flags, int userId) { 4795 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4796 ComponentName comp = intent.getComponent(); 4797 if (comp == null) { 4798 if (intent.getSelector() != null) { 4799 intent = intent.getSelector(); 4800 comp = intent.getComponent(); 4801 } 4802 } 4803 if (comp != null) { 4804 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4805 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4806 if (pi != null) { 4807 final ResolveInfo ri = new ResolveInfo(); 4808 ri.providerInfo = pi; 4809 list.add(ri); 4810 } 4811 return list; 4812 } 4813 4814 // reader 4815 synchronized (mPackages) { 4816 String pkgName = intent.getPackage(); 4817 if (pkgName == null) { 4818 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4819 } 4820 final PackageParser.Package pkg = mPackages.get(pkgName); 4821 if (pkg != null) { 4822 return mProviders.queryIntentForPackage( 4823 intent, resolvedType, flags, pkg.providers, userId); 4824 } 4825 return null; 4826 } 4827 } 4828 4829 @Override 4830 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4831 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4832 4833 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4834 4835 // writer 4836 synchronized (mPackages) { 4837 ArrayList<PackageInfo> list; 4838 if (listUninstalled) { 4839 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4840 for (PackageSetting ps : mSettings.mPackages.values()) { 4841 PackageInfo pi; 4842 if (ps.pkg != null) { 4843 pi = generatePackageInfo(ps.pkg, flags, userId); 4844 } else { 4845 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4846 } 4847 if (pi != null) { 4848 list.add(pi); 4849 } 4850 } 4851 } else { 4852 list = new ArrayList<PackageInfo>(mPackages.size()); 4853 for (PackageParser.Package p : mPackages.values()) { 4854 PackageInfo pi = generatePackageInfo(p, flags, userId); 4855 if (pi != null) { 4856 list.add(pi); 4857 } 4858 } 4859 } 4860 4861 return new ParceledListSlice<PackageInfo>(list); 4862 } 4863 } 4864 4865 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4866 String[] permissions, boolean[] tmp, int flags, int userId) { 4867 int numMatch = 0; 4868 final PermissionsState permissionsState = ps.getPermissionsState(); 4869 for (int i=0; i<permissions.length; i++) { 4870 final String permission = permissions[i]; 4871 if (permissionsState.hasPermission(permission, userId)) { 4872 tmp[i] = true; 4873 numMatch++; 4874 } else { 4875 tmp[i] = false; 4876 } 4877 } 4878 if (numMatch == 0) { 4879 return; 4880 } 4881 PackageInfo pi; 4882 if (ps.pkg != null) { 4883 pi = generatePackageInfo(ps.pkg, flags, userId); 4884 } else { 4885 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4886 } 4887 // The above might return null in cases of uninstalled apps or install-state 4888 // skew across users/profiles. 4889 if (pi != null) { 4890 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4891 if (numMatch == permissions.length) { 4892 pi.requestedPermissions = permissions; 4893 } else { 4894 pi.requestedPermissions = new String[numMatch]; 4895 numMatch = 0; 4896 for (int i=0; i<permissions.length; i++) { 4897 if (tmp[i]) { 4898 pi.requestedPermissions[numMatch] = permissions[i]; 4899 numMatch++; 4900 } 4901 } 4902 } 4903 } 4904 list.add(pi); 4905 } 4906 } 4907 4908 @Override 4909 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4910 String[] permissions, int flags, int userId) { 4911 if (!sUserManager.exists(userId)) return null; 4912 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4913 4914 // writer 4915 synchronized (mPackages) { 4916 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4917 boolean[] tmpBools = new boolean[permissions.length]; 4918 if (listUninstalled) { 4919 for (PackageSetting ps : mSettings.mPackages.values()) { 4920 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4921 } 4922 } else { 4923 for (PackageParser.Package pkg : mPackages.values()) { 4924 PackageSetting ps = (PackageSetting)pkg.mExtras; 4925 if (ps != null) { 4926 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4927 userId); 4928 } 4929 } 4930 } 4931 4932 return new ParceledListSlice<PackageInfo>(list); 4933 } 4934 } 4935 4936 @Override 4937 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4938 if (!sUserManager.exists(userId)) return null; 4939 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4940 4941 // writer 4942 synchronized (mPackages) { 4943 ArrayList<ApplicationInfo> list; 4944 if (listUninstalled) { 4945 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4946 for (PackageSetting ps : mSettings.mPackages.values()) { 4947 ApplicationInfo ai; 4948 if (ps.pkg != null) { 4949 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4950 ps.readUserState(userId), userId); 4951 } else { 4952 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4953 } 4954 if (ai != null) { 4955 list.add(ai); 4956 } 4957 } 4958 } else { 4959 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4960 for (PackageParser.Package p : mPackages.values()) { 4961 if (p.mExtras != null) { 4962 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4963 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4964 if (ai != null) { 4965 list.add(ai); 4966 } 4967 } 4968 } 4969 } 4970 4971 return new ParceledListSlice<ApplicationInfo>(list); 4972 } 4973 } 4974 4975 public List<ApplicationInfo> getPersistentApplications(int flags) { 4976 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4977 4978 // reader 4979 synchronized (mPackages) { 4980 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4981 final int userId = UserHandle.getCallingUserId(); 4982 while (i.hasNext()) { 4983 final PackageParser.Package p = i.next(); 4984 if (p.applicationInfo != null 4985 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4986 && (!mSafeMode || isSystemApp(p))) { 4987 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4988 if (ps != null) { 4989 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4990 ps.readUserState(userId), userId); 4991 if (ai != null) { 4992 finalList.add(ai); 4993 } 4994 } 4995 } 4996 } 4997 } 4998 4999 return finalList; 5000 } 5001 5002 @Override 5003 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5004 if (!sUserManager.exists(userId)) return null; 5005 // reader 5006 synchronized (mPackages) { 5007 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5008 PackageSetting ps = provider != null 5009 ? mSettings.mPackages.get(provider.owner.packageName) 5010 : null; 5011 return ps != null 5012 && mSettings.isEnabledLPr(provider.info, flags, userId) 5013 && (!mSafeMode || (provider.info.applicationInfo.flags 5014 &ApplicationInfo.FLAG_SYSTEM) != 0) 5015 ? PackageParser.generateProviderInfo(provider, flags, 5016 ps.readUserState(userId), userId) 5017 : null; 5018 } 5019 } 5020 5021 /** 5022 * @deprecated 5023 */ 5024 @Deprecated 5025 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5026 // reader 5027 synchronized (mPackages) { 5028 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5029 .entrySet().iterator(); 5030 final int userId = UserHandle.getCallingUserId(); 5031 while (i.hasNext()) { 5032 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5033 PackageParser.Provider p = entry.getValue(); 5034 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5035 5036 if (ps != null && p.syncable 5037 && (!mSafeMode || (p.info.applicationInfo.flags 5038 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5039 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5040 ps.readUserState(userId), userId); 5041 if (info != null) { 5042 outNames.add(entry.getKey()); 5043 outInfo.add(info); 5044 } 5045 } 5046 } 5047 } 5048 } 5049 5050 @Override 5051 public List<ProviderInfo> queryContentProviders(String processName, 5052 int uid, int flags) { 5053 ArrayList<ProviderInfo> finalList = null; 5054 // reader 5055 synchronized (mPackages) { 5056 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5057 final int userId = processName != null ? 5058 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5059 while (i.hasNext()) { 5060 final PackageParser.Provider p = i.next(); 5061 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5062 if (ps != null && p.info.authority != null 5063 && (processName == null 5064 || (p.info.processName.equals(processName) 5065 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5066 && mSettings.isEnabledLPr(p.info, flags, userId) 5067 && (!mSafeMode 5068 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5069 if (finalList == null) { 5070 finalList = new ArrayList<ProviderInfo>(3); 5071 } 5072 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5073 ps.readUserState(userId), userId); 5074 if (info != null) { 5075 finalList.add(info); 5076 } 5077 } 5078 } 5079 } 5080 5081 if (finalList != null) { 5082 Collections.sort(finalList, mProviderInitOrderSorter); 5083 } 5084 5085 return finalList; 5086 } 5087 5088 @Override 5089 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5090 int flags) { 5091 // reader 5092 synchronized (mPackages) { 5093 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5094 return PackageParser.generateInstrumentationInfo(i, flags); 5095 } 5096 } 5097 5098 @Override 5099 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5100 int flags) { 5101 ArrayList<InstrumentationInfo> finalList = 5102 new ArrayList<InstrumentationInfo>(); 5103 5104 // reader 5105 synchronized (mPackages) { 5106 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5107 while (i.hasNext()) { 5108 final PackageParser.Instrumentation p = i.next(); 5109 if (targetPackage == null 5110 || targetPackage.equals(p.info.targetPackage)) { 5111 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5112 flags); 5113 if (ii != null) { 5114 finalList.add(ii); 5115 } 5116 } 5117 } 5118 } 5119 5120 return finalList; 5121 } 5122 5123 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5124 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5125 if (overlays == null) { 5126 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5127 return; 5128 } 5129 for (PackageParser.Package opkg : overlays.values()) { 5130 // Not much to do if idmap fails: we already logged the error 5131 // and we certainly don't want to abort installation of pkg simply 5132 // because an overlay didn't fit properly. For these reasons, 5133 // ignore the return value of createIdmapForPackagePairLI. 5134 createIdmapForPackagePairLI(pkg, opkg); 5135 } 5136 } 5137 5138 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5139 PackageParser.Package opkg) { 5140 if (!opkg.mTrustedOverlay) { 5141 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5142 opkg.baseCodePath + ": overlay not trusted"); 5143 return false; 5144 } 5145 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5146 if (overlaySet == null) { 5147 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5148 opkg.baseCodePath + " but target package has no known overlays"); 5149 return false; 5150 } 5151 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5152 // TODO: generate idmap for split APKs 5153 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5154 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5155 + opkg.baseCodePath); 5156 return false; 5157 } 5158 PackageParser.Package[] overlayArray = 5159 overlaySet.values().toArray(new PackageParser.Package[0]); 5160 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5161 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5162 return p1.mOverlayPriority - p2.mOverlayPriority; 5163 } 5164 }; 5165 Arrays.sort(overlayArray, cmp); 5166 5167 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5168 int i = 0; 5169 for (PackageParser.Package p : overlayArray) { 5170 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5171 } 5172 return true; 5173 } 5174 5175 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5176 final File[] files = dir.listFiles(); 5177 if (ArrayUtils.isEmpty(files)) { 5178 Log.d(TAG, "No files in app dir " + dir); 5179 return; 5180 } 5181 5182 if (DEBUG_PACKAGE_SCANNING) { 5183 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5184 + " flags=0x" + Integer.toHexString(parseFlags)); 5185 } 5186 5187 for (File file : files) { 5188 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5189 && !PackageInstallerService.isStageName(file.getName()); 5190 if (!isPackage) { 5191 // Ignore entries which are not packages 5192 continue; 5193 } 5194 try { 5195 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5196 scanFlags, currentTime, null); 5197 } catch (PackageManagerException e) { 5198 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5199 5200 // Delete invalid userdata apps 5201 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5202 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5203 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5204 if (file.isDirectory()) { 5205 mInstaller.rmPackageDir(file.getAbsolutePath()); 5206 } else { 5207 file.delete(); 5208 } 5209 } 5210 } 5211 } 5212 } 5213 5214 private static File getSettingsProblemFile() { 5215 File dataDir = Environment.getDataDirectory(); 5216 File systemDir = new File(dataDir, "system"); 5217 File fname = new File(systemDir, "uiderrors.txt"); 5218 return fname; 5219 } 5220 5221 static void reportSettingsProblem(int priority, String msg) { 5222 logCriticalInfo(priority, msg); 5223 } 5224 5225 static void logCriticalInfo(int priority, String msg) { 5226 Slog.println(priority, TAG, msg); 5227 EventLogTags.writePmCriticalInfo(msg); 5228 try { 5229 File fname = getSettingsProblemFile(); 5230 FileOutputStream out = new FileOutputStream(fname, true); 5231 PrintWriter pw = new FastPrintWriter(out); 5232 SimpleDateFormat formatter = new SimpleDateFormat(); 5233 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5234 pw.println(dateString + ": " + msg); 5235 pw.close(); 5236 FileUtils.setPermissions( 5237 fname.toString(), 5238 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5239 -1, -1); 5240 } catch (java.io.IOException e) { 5241 } 5242 } 5243 5244 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5245 PackageParser.Package pkg, File srcFile, int parseFlags) 5246 throws PackageManagerException { 5247 if (ps != null 5248 && ps.codePath.equals(srcFile) 5249 && ps.timeStamp == srcFile.lastModified() 5250 && !isCompatSignatureUpdateNeeded(pkg) 5251 && !isRecoverSignatureUpdateNeeded(pkg)) { 5252 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5253 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5254 ArraySet<PublicKey> signingKs; 5255 synchronized (mPackages) { 5256 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5257 } 5258 if (ps.signatures.mSignatures != null 5259 && ps.signatures.mSignatures.length != 0 5260 && signingKs != null) { 5261 // Optimization: reuse the existing cached certificates 5262 // if the package appears to be unchanged. 5263 pkg.mSignatures = ps.signatures.mSignatures; 5264 pkg.mSigningKeys = signingKs; 5265 return; 5266 } 5267 5268 Slog.w(TAG, "PackageSetting for " + ps.name 5269 + " is missing signatures. Collecting certs again to recover them."); 5270 } else { 5271 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5272 } 5273 5274 try { 5275 pp.collectCertificates(pkg, parseFlags); 5276 pp.collectManifestDigest(pkg); 5277 } catch (PackageParserException e) { 5278 throw PackageManagerException.from(e); 5279 } 5280 } 5281 5282 /* 5283 * Scan a package and return the newly parsed package. 5284 * Returns null in case of errors and the error code is stored in mLastScanError 5285 */ 5286 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5287 long currentTime, UserHandle user) throws PackageManagerException { 5288 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5289 parseFlags |= mDefParseFlags; 5290 PackageParser pp = new PackageParser(); 5291 pp.setSeparateProcesses(mSeparateProcesses); 5292 pp.setOnlyCoreApps(mOnlyCore); 5293 pp.setDisplayMetrics(mMetrics); 5294 5295 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5296 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5297 } 5298 5299 final PackageParser.Package pkg; 5300 try { 5301 pkg = pp.parsePackage(scanFile, parseFlags); 5302 } catch (PackageParserException e) { 5303 throw PackageManagerException.from(e); 5304 } 5305 5306 PackageSetting ps = null; 5307 PackageSetting updatedPkg; 5308 // reader 5309 synchronized (mPackages) { 5310 // Look to see if we already know about this package. 5311 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5312 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5313 // This package has been renamed to its original name. Let's 5314 // use that. 5315 ps = mSettings.peekPackageLPr(oldName); 5316 } 5317 // If there was no original package, see one for the real package name. 5318 if (ps == null) { 5319 ps = mSettings.peekPackageLPr(pkg.packageName); 5320 } 5321 // Check to see if this package could be hiding/updating a system 5322 // package. Must look for it either under the original or real 5323 // package name depending on our state. 5324 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5325 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5326 } 5327 boolean updatedPkgBetter = false; 5328 // First check if this is a system package that may involve an update 5329 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5330 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5331 // it needs to drop FLAG_PRIVILEGED. 5332 if (locationIsPrivileged(scanFile)) { 5333 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5334 } else { 5335 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5336 } 5337 5338 if (ps != null && !ps.codePath.equals(scanFile)) { 5339 // The path has changed from what was last scanned... check the 5340 // version of the new path against what we have stored to determine 5341 // what to do. 5342 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5343 if (pkg.mVersionCode <= ps.versionCode) { 5344 // The system package has been updated and the code path does not match 5345 // Ignore entry. Skip it. 5346 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5347 + " ignored: updated version " + ps.versionCode 5348 + " better than this " + pkg.mVersionCode); 5349 if (!updatedPkg.codePath.equals(scanFile)) { 5350 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5351 + ps.name + " changing from " + updatedPkg.codePathString 5352 + " to " + scanFile); 5353 updatedPkg.codePath = scanFile; 5354 updatedPkg.codePathString = scanFile.toString(); 5355 updatedPkg.resourcePath = scanFile; 5356 updatedPkg.resourcePathString = scanFile.toString(); 5357 } 5358 updatedPkg.pkg = pkg; 5359 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5360 } else { 5361 // The current app on the system partition is better than 5362 // what we have updated to on the data partition; switch 5363 // back to the system partition version. 5364 // At this point, its safely assumed that package installation for 5365 // apps in system partition will go through. If not there won't be a working 5366 // version of the app 5367 // writer 5368 synchronized (mPackages) { 5369 // Just remove the loaded entries from package lists. 5370 mPackages.remove(ps.name); 5371 } 5372 5373 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5374 + " reverting from " + ps.codePathString 5375 + ": new version " + pkg.mVersionCode 5376 + " better than installed " + ps.versionCode); 5377 5378 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5379 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5380 synchronized (mInstallLock) { 5381 args.cleanUpResourcesLI(); 5382 } 5383 synchronized (mPackages) { 5384 mSettings.enableSystemPackageLPw(ps.name); 5385 } 5386 updatedPkgBetter = true; 5387 } 5388 } 5389 } 5390 5391 if (updatedPkg != null) { 5392 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5393 // initially 5394 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5395 5396 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5397 // flag set initially 5398 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5399 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5400 } 5401 } 5402 5403 // Verify certificates against what was last scanned 5404 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5405 5406 /* 5407 * A new system app appeared, but we already had a non-system one of the 5408 * same name installed earlier. 5409 */ 5410 boolean shouldHideSystemApp = false; 5411 if (updatedPkg == null && ps != null 5412 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5413 /* 5414 * Check to make sure the signatures match first. If they don't, 5415 * wipe the installed application and its data. 5416 */ 5417 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5418 != PackageManager.SIGNATURE_MATCH) { 5419 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5420 + " signatures don't match existing userdata copy; removing"); 5421 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5422 ps = null; 5423 } else { 5424 /* 5425 * If the newly-added system app is an older version than the 5426 * already installed version, hide it. It will be scanned later 5427 * and re-added like an update. 5428 */ 5429 if (pkg.mVersionCode <= ps.versionCode) { 5430 shouldHideSystemApp = true; 5431 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5432 + " but new version " + pkg.mVersionCode + " better than installed " 5433 + ps.versionCode + "; hiding system"); 5434 } else { 5435 /* 5436 * The newly found system app is a newer version that the 5437 * one previously installed. Simply remove the 5438 * already-installed application and replace it with our own 5439 * while keeping the application data. 5440 */ 5441 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5442 + " reverting from " + ps.codePathString + ": new version " 5443 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5444 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5445 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5446 synchronized (mInstallLock) { 5447 args.cleanUpResourcesLI(); 5448 } 5449 } 5450 } 5451 } 5452 5453 // The apk is forward locked (not public) if its code and resources 5454 // are kept in different files. (except for app in either system or 5455 // vendor path). 5456 // TODO grab this value from PackageSettings 5457 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5458 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5459 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5460 } 5461 } 5462 5463 // TODO: extend to support forward-locked splits 5464 String resourcePath = null; 5465 String baseResourcePath = null; 5466 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5467 if (ps != null && ps.resourcePathString != null) { 5468 resourcePath = ps.resourcePathString; 5469 baseResourcePath = ps.resourcePathString; 5470 } else { 5471 // Should not happen at all. Just log an error. 5472 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5473 } 5474 } else { 5475 resourcePath = pkg.codePath; 5476 baseResourcePath = pkg.baseCodePath; 5477 } 5478 5479 // Set application objects path explicitly. 5480 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5481 pkg.applicationInfo.setCodePath(pkg.codePath); 5482 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5483 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5484 pkg.applicationInfo.setResourcePath(resourcePath); 5485 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5486 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5487 5488 // Note that we invoke the following method only if we are about to unpack an application 5489 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5490 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5491 5492 /* 5493 * If the system app should be overridden by a previously installed 5494 * data, hide the system app now and let the /data/app scan pick it up 5495 * again. 5496 */ 5497 if (shouldHideSystemApp) { 5498 synchronized (mPackages) { 5499 /* 5500 * We have to grant systems permissions before we hide, because 5501 * grantPermissions will assume the package update is trying to 5502 * expand its permissions. 5503 */ 5504 grantPermissionsLPw(pkg, true, pkg.packageName); 5505 mSettings.disableSystemPackageLPw(pkg.packageName); 5506 } 5507 } 5508 5509 return scannedPkg; 5510 } 5511 5512 private static String fixProcessName(String defProcessName, 5513 String processName, int uid) { 5514 if (processName == null) { 5515 return defProcessName; 5516 } 5517 return processName; 5518 } 5519 5520 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5521 throws PackageManagerException { 5522 if (pkgSetting.signatures.mSignatures != null) { 5523 // Already existing package. Make sure signatures match 5524 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5525 == PackageManager.SIGNATURE_MATCH; 5526 if (!match) { 5527 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5528 == PackageManager.SIGNATURE_MATCH; 5529 } 5530 if (!match) { 5531 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5532 == PackageManager.SIGNATURE_MATCH; 5533 } 5534 if (!match) { 5535 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5536 + pkg.packageName + " signatures do not match the " 5537 + "previously installed version; ignoring!"); 5538 } 5539 } 5540 5541 // Check for shared user signatures 5542 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5543 // Already existing package. Make sure signatures match 5544 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5545 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5546 if (!match) { 5547 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5548 == PackageManager.SIGNATURE_MATCH; 5549 } 5550 if (!match) { 5551 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5552 == PackageManager.SIGNATURE_MATCH; 5553 } 5554 if (!match) { 5555 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5556 "Package " + pkg.packageName 5557 + " has no signatures that match those in shared user " 5558 + pkgSetting.sharedUser.name + "; ignoring!"); 5559 } 5560 } 5561 } 5562 5563 /** 5564 * Enforces that only the system UID or root's UID can call a method exposed 5565 * via Binder. 5566 * 5567 * @param message used as message if SecurityException is thrown 5568 * @throws SecurityException if the caller is not system or root 5569 */ 5570 private static final void enforceSystemOrRoot(String message) { 5571 final int uid = Binder.getCallingUid(); 5572 if (uid != Process.SYSTEM_UID && uid != 0) { 5573 throw new SecurityException(message); 5574 } 5575 } 5576 5577 @Override 5578 public void performBootDexOpt() { 5579 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5580 5581 // Before everything else, see whether we need to fstrim. 5582 try { 5583 IMountService ms = PackageHelper.getMountService(); 5584 if (ms != null) { 5585 final boolean isUpgrade = isUpgrade(); 5586 boolean doTrim = isUpgrade; 5587 if (doTrim) { 5588 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5589 } else { 5590 final long interval = android.provider.Settings.Global.getLong( 5591 mContext.getContentResolver(), 5592 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5593 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5594 if (interval > 0) { 5595 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5596 if (timeSinceLast > interval) { 5597 doTrim = true; 5598 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5599 + "; running immediately"); 5600 } 5601 } 5602 } 5603 if (doTrim) { 5604 if (!isFirstBoot()) { 5605 try { 5606 ActivityManagerNative.getDefault().showBootMessage( 5607 mContext.getResources().getString( 5608 R.string.android_upgrading_fstrim), true); 5609 } catch (RemoteException e) { 5610 } 5611 } 5612 ms.runMaintenance(); 5613 } 5614 } else { 5615 Slog.e(TAG, "Mount service unavailable!"); 5616 } 5617 } catch (RemoteException e) { 5618 // Can't happen; MountService is local 5619 } 5620 5621 final ArraySet<PackageParser.Package> pkgs; 5622 synchronized (mPackages) { 5623 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5624 } 5625 5626 if (pkgs != null) { 5627 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5628 // in case the device runs out of space. 5629 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5630 // Give priority to core apps. 5631 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5632 PackageParser.Package pkg = it.next(); 5633 if (pkg.coreApp) { 5634 if (DEBUG_DEXOPT) { 5635 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5636 } 5637 sortedPkgs.add(pkg); 5638 it.remove(); 5639 } 5640 } 5641 // Give priority to system apps that listen for pre boot complete. 5642 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5643 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5644 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5645 PackageParser.Package pkg = it.next(); 5646 if (pkgNames.contains(pkg.packageName)) { 5647 if (DEBUG_DEXOPT) { 5648 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5649 } 5650 sortedPkgs.add(pkg); 5651 it.remove(); 5652 } 5653 } 5654 // Give priority to system apps. 5655 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5656 PackageParser.Package pkg = it.next(); 5657 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5658 if (DEBUG_DEXOPT) { 5659 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5660 } 5661 sortedPkgs.add(pkg); 5662 it.remove(); 5663 } 5664 } 5665 // Give priority to updated system apps. 5666 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5667 PackageParser.Package pkg = it.next(); 5668 if (pkg.isUpdatedSystemApp()) { 5669 if (DEBUG_DEXOPT) { 5670 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5671 } 5672 sortedPkgs.add(pkg); 5673 it.remove(); 5674 } 5675 } 5676 // Give priority to apps that listen for boot complete. 5677 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5678 pkgNames = getPackageNamesForIntent(intent); 5679 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5680 PackageParser.Package pkg = it.next(); 5681 if (pkgNames.contains(pkg.packageName)) { 5682 if (DEBUG_DEXOPT) { 5683 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5684 } 5685 sortedPkgs.add(pkg); 5686 it.remove(); 5687 } 5688 } 5689 // Filter out packages that aren't recently used. 5690 filterRecentlyUsedApps(pkgs); 5691 // Add all remaining apps. 5692 for (PackageParser.Package pkg : pkgs) { 5693 if (DEBUG_DEXOPT) { 5694 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5695 } 5696 sortedPkgs.add(pkg); 5697 } 5698 5699 // If we want to be lazy, filter everything that wasn't recently used. 5700 if (mLazyDexOpt) { 5701 filterRecentlyUsedApps(sortedPkgs); 5702 } 5703 5704 int i = 0; 5705 int total = sortedPkgs.size(); 5706 File dataDir = Environment.getDataDirectory(); 5707 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5708 if (lowThreshold == 0) { 5709 throw new IllegalStateException("Invalid low memory threshold"); 5710 } 5711 for (PackageParser.Package pkg : sortedPkgs) { 5712 long usableSpace = dataDir.getUsableSpace(); 5713 if (usableSpace < lowThreshold) { 5714 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5715 break; 5716 } 5717 performBootDexOpt(pkg, ++i, total); 5718 } 5719 } 5720 } 5721 5722 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5723 // Filter out packages that aren't recently used. 5724 // 5725 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5726 // should do a full dexopt. 5727 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5728 int total = pkgs.size(); 5729 int skipped = 0; 5730 long now = System.currentTimeMillis(); 5731 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5732 PackageParser.Package pkg = i.next(); 5733 long then = pkg.mLastPackageUsageTimeInMills; 5734 if (then + mDexOptLRUThresholdInMills < now) { 5735 if (DEBUG_DEXOPT) { 5736 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5737 ((then == 0) ? "never" : new Date(then))); 5738 } 5739 i.remove(); 5740 skipped++; 5741 } 5742 } 5743 if (DEBUG_DEXOPT) { 5744 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5745 } 5746 } 5747 } 5748 5749 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5750 List<ResolveInfo> ris = null; 5751 try { 5752 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5753 intent, null, 0, UserHandle.USER_OWNER); 5754 } catch (RemoteException e) { 5755 } 5756 ArraySet<String> pkgNames = new ArraySet<String>(); 5757 if (ris != null) { 5758 for (ResolveInfo ri : ris) { 5759 pkgNames.add(ri.activityInfo.packageName); 5760 } 5761 } 5762 return pkgNames; 5763 } 5764 5765 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5766 if (DEBUG_DEXOPT) { 5767 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5768 } 5769 if (!isFirstBoot()) { 5770 try { 5771 ActivityManagerNative.getDefault().showBootMessage( 5772 mContext.getResources().getString(R.string.android_upgrading_apk, 5773 curr, total), true); 5774 } catch (RemoteException e) { 5775 } 5776 } 5777 PackageParser.Package p = pkg; 5778 synchronized (mInstallLock) { 5779 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5780 false /* force dex */, false /* defer */, true /* include dependencies */); 5781 } 5782 } 5783 5784 @Override 5785 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5786 return performDexOpt(packageName, instructionSet, false); 5787 } 5788 5789 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5790 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5791 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5792 if (!dexopt && !updateUsage) { 5793 // We aren't going to dexopt or update usage, so bail early. 5794 return false; 5795 } 5796 PackageParser.Package p; 5797 final String targetInstructionSet; 5798 synchronized (mPackages) { 5799 p = mPackages.get(packageName); 5800 if (p == null) { 5801 return false; 5802 } 5803 if (updateUsage) { 5804 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5805 } 5806 mPackageUsage.write(false); 5807 if (!dexopt) { 5808 // We aren't going to dexopt, so bail early. 5809 return false; 5810 } 5811 5812 targetInstructionSet = instructionSet != null ? instructionSet : 5813 getPrimaryInstructionSet(p.applicationInfo); 5814 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5815 return false; 5816 } 5817 } 5818 5819 synchronized (mInstallLock) { 5820 final String[] instructionSets = new String[] { targetInstructionSet }; 5821 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5822 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5823 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5824 } 5825 } 5826 5827 public ArraySet<String> getPackagesThatNeedDexOpt() { 5828 ArraySet<String> pkgs = null; 5829 synchronized (mPackages) { 5830 for (PackageParser.Package p : mPackages.values()) { 5831 if (DEBUG_DEXOPT) { 5832 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5833 } 5834 if (!p.mDexOptPerformed.isEmpty()) { 5835 continue; 5836 } 5837 if (pkgs == null) { 5838 pkgs = new ArraySet<String>(); 5839 } 5840 pkgs.add(p.packageName); 5841 } 5842 } 5843 return pkgs; 5844 } 5845 5846 public void shutdown() { 5847 mPackageUsage.write(true); 5848 } 5849 5850 @Override 5851 public void forceDexOpt(String packageName) { 5852 enforceSystemOrRoot("forceDexOpt"); 5853 5854 PackageParser.Package pkg; 5855 synchronized (mPackages) { 5856 pkg = mPackages.get(packageName); 5857 if (pkg == null) { 5858 throw new IllegalArgumentException("Missing package: " + packageName); 5859 } 5860 } 5861 5862 synchronized (mInstallLock) { 5863 final String[] instructionSets = new String[] { 5864 getPrimaryInstructionSet(pkg.applicationInfo) }; 5865 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5866 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5867 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5868 throw new IllegalStateException("Failed to dexopt: " + res); 5869 } 5870 } 5871 } 5872 5873 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5874 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5875 Slog.w(TAG, "Unable to update from " + oldPkg.name 5876 + " to " + newPkg.packageName 5877 + ": old package not in system partition"); 5878 return false; 5879 } else if (mPackages.get(oldPkg.name) != null) { 5880 Slog.w(TAG, "Unable to update from " + oldPkg.name 5881 + " to " + newPkg.packageName 5882 + ": old package still exists"); 5883 return false; 5884 } 5885 return true; 5886 } 5887 5888 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5889 int[] users = sUserManager.getUserIds(); 5890 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5891 if (res < 0) { 5892 return res; 5893 } 5894 for (int user : users) { 5895 if (user != 0) { 5896 res = mInstaller.createUserData(volumeUuid, packageName, 5897 UserHandle.getUid(user, uid), user, seinfo); 5898 if (res < 0) { 5899 return res; 5900 } 5901 } 5902 } 5903 return res; 5904 } 5905 5906 private int removeDataDirsLI(String volumeUuid, String packageName) { 5907 int[] users = sUserManager.getUserIds(); 5908 int res = 0; 5909 for (int user : users) { 5910 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5911 if (resInner < 0) { 5912 res = resInner; 5913 } 5914 } 5915 5916 return res; 5917 } 5918 5919 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5920 int[] users = sUserManager.getUserIds(); 5921 int res = 0; 5922 for (int user : users) { 5923 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5924 if (resInner < 0) { 5925 res = resInner; 5926 } 5927 } 5928 return res; 5929 } 5930 5931 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5932 PackageParser.Package changingLib) { 5933 if (file.path != null) { 5934 usesLibraryFiles.add(file.path); 5935 return; 5936 } 5937 PackageParser.Package p = mPackages.get(file.apk); 5938 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5939 // If we are doing this while in the middle of updating a library apk, 5940 // then we need to make sure to use that new apk for determining the 5941 // dependencies here. (We haven't yet finished committing the new apk 5942 // to the package manager state.) 5943 if (p == null || p.packageName.equals(changingLib.packageName)) { 5944 p = changingLib; 5945 } 5946 } 5947 if (p != null) { 5948 usesLibraryFiles.addAll(p.getAllCodePaths()); 5949 } 5950 } 5951 5952 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5953 PackageParser.Package changingLib) throws PackageManagerException { 5954 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5955 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5956 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5957 for (int i=0; i<N; i++) { 5958 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5959 if (file == null) { 5960 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5961 "Package " + pkg.packageName + " requires unavailable shared library " 5962 + pkg.usesLibraries.get(i) + "; failing!"); 5963 } 5964 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5965 } 5966 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5967 for (int i=0; i<N; i++) { 5968 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5969 if (file == null) { 5970 Slog.w(TAG, "Package " + pkg.packageName 5971 + " desires unavailable shared library " 5972 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5973 } else { 5974 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5975 } 5976 } 5977 N = usesLibraryFiles.size(); 5978 if (N > 0) { 5979 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5980 } else { 5981 pkg.usesLibraryFiles = null; 5982 } 5983 } 5984 } 5985 5986 private static boolean hasString(List<String> list, List<String> which) { 5987 if (list == null) { 5988 return false; 5989 } 5990 for (int i=list.size()-1; i>=0; i--) { 5991 for (int j=which.size()-1; j>=0; j--) { 5992 if (which.get(j).equals(list.get(i))) { 5993 return true; 5994 } 5995 } 5996 } 5997 return false; 5998 } 5999 6000 private void updateAllSharedLibrariesLPw() { 6001 for (PackageParser.Package pkg : mPackages.values()) { 6002 try { 6003 updateSharedLibrariesLPw(pkg, null); 6004 } catch (PackageManagerException e) { 6005 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6006 } 6007 } 6008 } 6009 6010 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6011 PackageParser.Package changingPkg) { 6012 ArrayList<PackageParser.Package> res = null; 6013 for (PackageParser.Package pkg : mPackages.values()) { 6014 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6015 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6016 if (res == null) { 6017 res = new ArrayList<PackageParser.Package>(); 6018 } 6019 res.add(pkg); 6020 try { 6021 updateSharedLibrariesLPw(pkg, changingPkg); 6022 } catch (PackageManagerException e) { 6023 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6024 } 6025 } 6026 } 6027 return res; 6028 } 6029 6030 /** 6031 * Derive the value of the {@code cpuAbiOverride} based on the provided 6032 * value and an optional stored value from the package settings. 6033 */ 6034 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6035 String cpuAbiOverride = null; 6036 6037 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6038 cpuAbiOverride = null; 6039 } else if (abiOverride != null) { 6040 cpuAbiOverride = abiOverride; 6041 } else if (settings != null) { 6042 cpuAbiOverride = settings.cpuAbiOverrideString; 6043 } 6044 6045 return cpuAbiOverride; 6046 } 6047 6048 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6049 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6050 boolean success = false; 6051 try { 6052 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6053 currentTime, user); 6054 success = true; 6055 return res; 6056 } finally { 6057 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6058 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6059 } 6060 } 6061 } 6062 6063 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6064 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6065 final File scanFile = new File(pkg.codePath); 6066 if (pkg.applicationInfo.getCodePath() == null || 6067 pkg.applicationInfo.getResourcePath() == null) { 6068 // Bail out. The resource and code paths haven't been set. 6069 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6070 "Code and resource paths haven't been set correctly"); 6071 } 6072 6073 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6074 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6075 } else { 6076 // Only allow system apps to be flagged as core apps. 6077 pkg.coreApp = false; 6078 } 6079 6080 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6081 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6082 } 6083 6084 if (mCustomResolverComponentName != null && 6085 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6086 setUpCustomResolverActivity(pkg); 6087 } 6088 6089 if (pkg.packageName.equals("android")) { 6090 synchronized (mPackages) { 6091 if (mAndroidApplication != null) { 6092 Slog.w(TAG, "*************************************************"); 6093 Slog.w(TAG, "Core android package being redefined. Skipping."); 6094 Slog.w(TAG, " file=" + scanFile); 6095 Slog.w(TAG, "*************************************************"); 6096 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6097 "Core android package being redefined. Skipping."); 6098 } 6099 6100 // Set up information for our fall-back user intent resolution activity. 6101 mPlatformPackage = pkg; 6102 pkg.mVersionCode = mSdkVersion; 6103 mAndroidApplication = pkg.applicationInfo; 6104 6105 if (!mResolverReplaced) { 6106 mResolveActivity.applicationInfo = mAndroidApplication; 6107 mResolveActivity.name = ResolverActivity.class.getName(); 6108 mResolveActivity.packageName = mAndroidApplication.packageName; 6109 mResolveActivity.processName = "system:ui"; 6110 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6111 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6112 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6113 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6114 mResolveActivity.exported = true; 6115 mResolveActivity.enabled = true; 6116 mResolveInfo.activityInfo = mResolveActivity; 6117 mResolveInfo.priority = 0; 6118 mResolveInfo.preferredOrder = 0; 6119 mResolveInfo.match = 0; 6120 mResolveComponentName = new ComponentName( 6121 mAndroidApplication.packageName, mResolveActivity.name); 6122 } 6123 } 6124 } 6125 6126 if (DEBUG_PACKAGE_SCANNING) { 6127 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6128 Log.d(TAG, "Scanning package " + pkg.packageName); 6129 } 6130 6131 if (mPackages.containsKey(pkg.packageName) 6132 || mSharedLibraries.containsKey(pkg.packageName)) { 6133 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6134 "Application package " + pkg.packageName 6135 + " already installed. Skipping duplicate."); 6136 } 6137 6138 // If we're only installing presumed-existing packages, require that the 6139 // scanned APK is both already known and at the path previously established 6140 // for it. Previously unknown packages we pick up normally, but if we have an 6141 // a priori expectation about this package's install presence, enforce it. 6142 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6143 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6144 if (known != null) { 6145 if (DEBUG_PACKAGE_SCANNING) { 6146 Log.d(TAG, "Examining " + pkg.codePath 6147 + " and requiring known paths " + known.codePathString 6148 + " & " + known.resourcePathString); 6149 } 6150 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6151 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6152 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6153 "Application package " + pkg.packageName 6154 + " found at " + pkg.applicationInfo.getCodePath() 6155 + " but expected at " + known.codePathString + "; ignoring."); 6156 } 6157 } 6158 } 6159 6160 // Initialize package source and resource directories 6161 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6162 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6163 6164 SharedUserSetting suid = null; 6165 PackageSetting pkgSetting = null; 6166 6167 if (!isSystemApp(pkg)) { 6168 // Only system apps can use these features. 6169 pkg.mOriginalPackages = null; 6170 pkg.mRealPackage = null; 6171 pkg.mAdoptPermissions = null; 6172 } 6173 6174 // writer 6175 synchronized (mPackages) { 6176 if (pkg.mSharedUserId != null) { 6177 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6178 if (suid == null) { 6179 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6180 "Creating application package " + pkg.packageName 6181 + " for shared user failed"); 6182 } 6183 if (DEBUG_PACKAGE_SCANNING) { 6184 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6185 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6186 + "): packages=" + suid.packages); 6187 } 6188 } 6189 6190 // Check if we are renaming from an original package name. 6191 PackageSetting origPackage = null; 6192 String realName = null; 6193 if (pkg.mOriginalPackages != null) { 6194 // This package may need to be renamed to a previously 6195 // installed name. Let's check on that... 6196 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6197 if (pkg.mOriginalPackages.contains(renamed)) { 6198 // This package had originally been installed as the 6199 // original name, and we have already taken care of 6200 // transitioning to the new one. Just update the new 6201 // one to continue using the old name. 6202 realName = pkg.mRealPackage; 6203 if (!pkg.packageName.equals(renamed)) { 6204 // Callers into this function may have already taken 6205 // care of renaming the package; only do it here if 6206 // it is not already done. 6207 pkg.setPackageName(renamed); 6208 } 6209 6210 } else { 6211 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6212 if ((origPackage = mSettings.peekPackageLPr( 6213 pkg.mOriginalPackages.get(i))) != null) { 6214 // We do have the package already installed under its 6215 // original name... should we use it? 6216 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6217 // New package is not compatible with original. 6218 origPackage = null; 6219 continue; 6220 } else if (origPackage.sharedUser != null) { 6221 // Make sure uid is compatible between packages. 6222 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6223 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6224 + " to " + pkg.packageName + ": old uid " 6225 + origPackage.sharedUser.name 6226 + " differs from " + pkg.mSharedUserId); 6227 origPackage = null; 6228 continue; 6229 } 6230 } else { 6231 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6232 + pkg.packageName + " to old name " + origPackage.name); 6233 } 6234 break; 6235 } 6236 } 6237 } 6238 } 6239 6240 if (mTransferedPackages.contains(pkg.packageName)) { 6241 Slog.w(TAG, "Package " + pkg.packageName 6242 + " was transferred to another, but its .apk remains"); 6243 } 6244 6245 // Just create the setting, don't add it yet. For already existing packages 6246 // the PkgSetting exists already and doesn't have to be created. 6247 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6248 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6249 pkg.applicationInfo.primaryCpuAbi, 6250 pkg.applicationInfo.secondaryCpuAbi, 6251 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6252 user, false); 6253 if (pkgSetting == null) { 6254 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6255 "Creating application package " + pkg.packageName + " failed"); 6256 } 6257 6258 if (pkgSetting.origPackage != null) { 6259 // If we are first transitioning from an original package, 6260 // fix up the new package's name now. We need to do this after 6261 // looking up the package under its new name, so getPackageLP 6262 // can take care of fiddling things correctly. 6263 pkg.setPackageName(origPackage.name); 6264 6265 // File a report about this. 6266 String msg = "New package " + pkgSetting.realName 6267 + " renamed to replace old package " + pkgSetting.name; 6268 reportSettingsProblem(Log.WARN, msg); 6269 6270 // Make a note of it. 6271 mTransferedPackages.add(origPackage.name); 6272 6273 // No longer need to retain this. 6274 pkgSetting.origPackage = null; 6275 } 6276 6277 if (realName != null) { 6278 // Make a note of it. 6279 mTransferedPackages.add(pkg.packageName); 6280 } 6281 6282 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6283 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6284 } 6285 6286 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6287 // Check all shared libraries and map to their actual file path. 6288 // We only do this here for apps not on a system dir, because those 6289 // are the only ones that can fail an install due to this. We 6290 // will take care of the system apps by updating all of their 6291 // library paths after the scan is done. 6292 updateSharedLibrariesLPw(pkg, null); 6293 } 6294 6295 if (mFoundPolicyFile) { 6296 SELinuxMMAC.assignSeinfoValue(pkg); 6297 } 6298 6299 pkg.applicationInfo.uid = pkgSetting.appId; 6300 pkg.mExtras = pkgSetting; 6301 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6302 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6303 // We just determined the app is signed correctly, so bring 6304 // over the latest parsed certs. 6305 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6306 } else { 6307 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6308 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6309 "Package " + pkg.packageName + " upgrade keys do not match the " 6310 + "previously installed version"); 6311 } else { 6312 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6313 String msg = "System package " + pkg.packageName 6314 + " signature changed; retaining data."; 6315 reportSettingsProblem(Log.WARN, msg); 6316 } 6317 } 6318 } else { 6319 try { 6320 verifySignaturesLP(pkgSetting, pkg); 6321 // We just determined the app is signed correctly, so bring 6322 // over the latest parsed certs. 6323 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6324 } catch (PackageManagerException e) { 6325 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6326 throw e; 6327 } 6328 // The signature has changed, but this package is in the system 6329 // image... let's recover! 6330 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6331 // However... if this package is part of a shared user, but it 6332 // doesn't match the signature of the shared user, let's fail. 6333 // What this means is that you can't change the signatures 6334 // associated with an overall shared user, which doesn't seem all 6335 // that unreasonable. 6336 if (pkgSetting.sharedUser != null) { 6337 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6338 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6339 throw new PackageManagerException( 6340 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6341 "Signature mismatch for shared user : " 6342 + pkgSetting.sharedUser); 6343 } 6344 } 6345 // File a report about this. 6346 String msg = "System package " + pkg.packageName 6347 + " signature changed; retaining data."; 6348 reportSettingsProblem(Log.WARN, msg); 6349 } 6350 } 6351 // Verify that this new package doesn't have any content providers 6352 // that conflict with existing packages. Only do this if the 6353 // package isn't already installed, since we don't want to break 6354 // things that are installed. 6355 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6356 final int N = pkg.providers.size(); 6357 int i; 6358 for (i=0; i<N; i++) { 6359 PackageParser.Provider p = pkg.providers.get(i); 6360 if (p.info.authority != null) { 6361 String names[] = p.info.authority.split(";"); 6362 for (int j = 0; j < names.length; j++) { 6363 if (mProvidersByAuthority.containsKey(names[j])) { 6364 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6365 final String otherPackageName = 6366 ((other != null && other.getComponentName() != null) ? 6367 other.getComponentName().getPackageName() : "?"); 6368 throw new PackageManagerException( 6369 INSTALL_FAILED_CONFLICTING_PROVIDER, 6370 "Can't install because provider name " + names[j] 6371 + " (in package " + pkg.applicationInfo.packageName 6372 + ") is already used by " + otherPackageName); 6373 } 6374 } 6375 } 6376 } 6377 } 6378 6379 if (pkg.mAdoptPermissions != null) { 6380 // This package wants to adopt ownership of permissions from 6381 // another package. 6382 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6383 final String origName = pkg.mAdoptPermissions.get(i); 6384 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6385 if (orig != null) { 6386 if (verifyPackageUpdateLPr(orig, pkg)) { 6387 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6388 + pkg.packageName); 6389 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6390 } 6391 } 6392 } 6393 } 6394 } 6395 6396 final String pkgName = pkg.packageName; 6397 6398 final long scanFileTime = scanFile.lastModified(); 6399 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6400 pkg.applicationInfo.processName = fixProcessName( 6401 pkg.applicationInfo.packageName, 6402 pkg.applicationInfo.processName, 6403 pkg.applicationInfo.uid); 6404 6405 File dataPath; 6406 if (mPlatformPackage == pkg) { 6407 // The system package is special. 6408 dataPath = new File(Environment.getDataDirectory(), "system"); 6409 6410 pkg.applicationInfo.dataDir = dataPath.getPath(); 6411 6412 } else { 6413 // This is a normal package, need to make its data directory. 6414 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6415 UserHandle.USER_OWNER); 6416 6417 boolean uidError = false; 6418 if (dataPath.exists()) { 6419 int currentUid = 0; 6420 try { 6421 StructStat stat = Os.stat(dataPath.getPath()); 6422 currentUid = stat.st_uid; 6423 } catch (ErrnoException e) { 6424 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6425 } 6426 6427 // If we have mismatched owners for the data path, we have a problem. 6428 if (currentUid != pkg.applicationInfo.uid) { 6429 boolean recovered = false; 6430 if (currentUid == 0) { 6431 // The directory somehow became owned by root. Wow. 6432 // This is probably because the system was stopped while 6433 // installd was in the middle of messing with its libs 6434 // directory. Ask installd to fix that. 6435 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6436 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6437 if (ret >= 0) { 6438 recovered = true; 6439 String msg = "Package " + pkg.packageName 6440 + " unexpectedly changed to uid 0; recovered to " + 6441 + pkg.applicationInfo.uid; 6442 reportSettingsProblem(Log.WARN, msg); 6443 } 6444 } 6445 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6446 || (scanFlags&SCAN_BOOTING) != 0)) { 6447 // If this is a system app, we can at least delete its 6448 // current data so the application will still work. 6449 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6450 if (ret >= 0) { 6451 // TODO: Kill the processes first 6452 // Old data gone! 6453 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6454 ? "System package " : "Third party package "; 6455 String msg = prefix + pkg.packageName 6456 + " has changed from uid: " 6457 + currentUid + " to " 6458 + pkg.applicationInfo.uid + "; old data erased"; 6459 reportSettingsProblem(Log.WARN, msg); 6460 recovered = true; 6461 6462 // And now re-install the app. 6463 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6464 pkg.applicationInfo.seinfo); 6465 if (ret == -1) { 6466 // Ack should not happen! 6467 msg = prefix + pkg.packageName 6468 + " could not have data directory re-created after delete."; 6469 reportSettingsProblem(Log.WARN, msg); 6470 throw new PackageManagerException( 6471 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6472 } 6473 } 6474 if (!recovered) { 6475 mHasSystemUidErrors = true; 6476 } 6477 } else if (!recovered) { 6478 // If we allow this install to proceed, we will be broken. 6479 // Abort, abort! 6480 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6481 "scanPackageLI"); 6482 } 6483 if (!recovered) { 6484 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6485 + pkg.applicationInfo.uid + "/fs_" 6486 + currentUid; 6487 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6488 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6489 String msg = "Package " + pkg.packageName 6490 + " has mismatched uid: " 6491 + currentUid + " on disk, " 6492 + pkg.applicationInfo.uid + " in settings"; 6493 // writer 6494 synchronized (mPackages) { 6495 mSettings.mReadMessages.append(msg); 6496 mSettings.mReadMessages.append('\n'); 6497 uidError = true; 6498 if (!pkgSetting.uidError) { 6499 reportSettingsProblem(Log.ERROR, msg); 6500 } 6501 } 6502 } 6503 } 6504 pkg.applicationInfo.dataDir = dataPath.getPath(); 6505 if (mShouldRestoreconData) { 6506 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6507 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6508 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6509 } 6510 } else { 6511 if (DEBUG_PACKAGE_SCANNING) { 6512 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6513 Log.v(TAG, "Want this data dir: " + dataPath); 6514 } 6515 //invoke installer to do the actual installation 6516 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6517 pkg.applicationInfo.seinfo); 6518 if (ret < 0) { 6519 // Error from installer 6520 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6521 "Unable to create data dirs [errorCode=" + ret + "]"); 6522 } 6523 6524 if (dataPath.exists()) { 6525 pkg.applicationInfo.dataDir = dataPath.getPath(); 6526 } else { 6527 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6528 pkg.applicationInfo.dataDir = null; 6529 } 6530 } 6531 6532 pkgSetting.uidError = uidError; 6533 } 6534 6535 final String path = scanFile.getPath(); 6536 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6537 6538 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6539 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6540 6541 // Some system apps still use directory structure for native libraries 6542 // in which case we might end up not detecting abi solely based on apk 6543 // structure. Try to detect abi based on directory structure. 6544 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6545 pkg.applicationInfo.primaryCpuAbi == null) { 6546 setBundledAppAbisAndRoots(pkg, pkgSetting); 6547 setNativeLibraryPaths(pkg); 6548 } 6549 6550 } else { 6551 if ((scanFlags & SCAN_MOVE) != 0) { 6552 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6553 // but we already have this packages package info in the PackageSetting. We just 6554 // use that and derive the native library path based on the new codepath. 6555 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6556 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6557 } 6558 6559 // Set native library paths again. For moves, the path will be updated based on the 6560 // ABIs we've determined above. For non-moves, the path will be updated based on the 6561 // ABIs we determined during compilation, but the path will depend on the final 6562 // package path (after the rename away from the stage path). 6563 setNativeLibraryPaths(pkg); 6564 } 6565 6566 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6567 final int[] userIds = sUserManager.getUserIds(); 6568 synchronized (mInstallLock) { 6569 // Create a native library symlink only if we have native libraries 6570 // and if the native libraries are 32 bit libraries. We do not provide 6571 // this symlink for 64 bit libraries. 6572 if (pkg.applicationInfo.primaryCpuAbi != null && 6573 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6574 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6575 for (int userId : userIds) { 6576 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6577 nativeLibPath, userId) < 0) { 6578 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6579 "Failed linking native library dir (user=" + userId + ")"); 6580 } 6581 } 6582 } 6583 } 6584 6585 // This is a special case for the "system" package, where the ABI is 6586 // dictated by the zygote configuration (and init.rc). We should keep track 6587 // of this ABI so that we can deal with "normal" applications that run under 6588 // the same UID correctly. 6589 if (mPlatformPackage == pkg) { 6590 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6591 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6592 } 6593 6594 // If there's a mismatch between the abi-override in the package setting 6595 // and the abiOverride specified for the install. Warn about this because we 6596 // would've already compiled the app without taking the package setting into 6597 // account. 6598 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6599 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6600 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6601 " for package: " + pkg.packageName); 6602 } 6603 } 6604 6605 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6606 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6607 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6608 6609 // Copy the derived override back to the parsed package, so that we can 6610 // update the package settings accordingly. 6611 pkg.cpuAbiOverride = cpuAbiOverride; 6612 6613 if (DEBUG_ABI_SELECTION) { 6614 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6615 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6616 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6617 } 6618 6619 // Push the derived path down into PackageSettings so we know what to 6620 // clean up at uninstall time. 6621 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6622 6623 if (DEBUG_ABI_SELECTION) { 6624 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6625 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6626 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6627 } 6628 6629 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6630 // We don't do this here during boot because we can do it all 6631 // at once after scanning all existing packages. 6632 // 6633 // We also do this *before* we perform dexopt on this package, so that 6634 // we can avoid redundant dexopts, and also to make sure we've got the 6635 // code and package path correct. 6636 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6637 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6638 } 6639 6640 if ((scanFlags & SCAN_NO_DEX) == 0) { 6641 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6642 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6643 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6644 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6645 } 6646 } 6647 if (mFactoryTest && pkg.requestedPermissions.contains( 6648 android.Manifest.permission.FACTORY_TEST)) { 6649 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6650 } 6651 6652 ArrayList<PackageParser.Package> clientLibPkgs = null; 6653 6654 // writer 6655 synchronized (mPackages) { 6656 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6657 // Only system apps can add new shared libraries. 6658 if (pkg.libraryNames != null) { 6659 for (int i=0; i<pkg.libraryNames.size(); i++) { 6660 String name = pkg.libraryNames.get(i); 6661 boolean allowed = false; 6662 if (pkg.isUpdatedSystemApp()) { 6663 // New library entries can only be added through the 6664 // system image. This is important to get rid of a lot 6665 // of nasty edge cases: for example if we allowed a non- 6666 // system update of the app to add a library, then uninstalling 6667 // the update would make the library go away, and assumptions 6668 // we made such as through app install filtering would now 6669 // have allowed apps on the device which aren't compatible 6670 // with it. Better to just have the restriction here, be 6671 // conservative, and create many fewer cases that can negatively 6672 // impact the user experience. 6673 final PackageSetting sysPs = mSettings 6674 .getDisabledSystemPkgLPr(pkg.packageName); 6675 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6676 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6677 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6678 allowed = true; 6679 allowed = true; 6680 break; 6681 } 6682 } 6683 } 6684 } else { 6685 allowed = true; 6686 } 6687 if (allowed) { 6688 if (!mSharedLibraries.containsKey(name)) { 6689 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6690 } else if (!name.equals(pkg.packageName)) { 6691 Slog.w(TAG, "Package " + pkg.packageName + " library " 6692 + name + " already exists; skipping"); 6693 } 6694 } else { 6695 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6696 + name + " that is not declared on system image; skipping"); 6697 } 6698 } 6699 if ((scanFlags&SCAN_BOOTING) == 0) { 6700 // If we are not booting, we need to update any applications 6701 // that are clients of our shared library. If we are booting, 6702 // this will all be done once the scan is complete. 6703 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6704 } 6705 } 6706 } 6707 } 6708 6709 // We also need to dexopt any apps that are dependent on this library. Note that 6710 // if these fail, we should abort the install since installing the library will 6711 // result in some apps being broken. 6712 if (clientLibPkgs != null) { 6713 if ((scanFlags & SCAN_NO_DEX) == 0) { 6714 for (int i = 0; i < clientLibPkgs.size(); i++) { 6715 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6716 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6717 null /* instruction sets */, forceDex, 6718 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6719 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6720 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6721 "scanPackageLI failed to dexopt clientLibPkgs"); 6722 } 6723 } 6724 } 6725 } 6726 6727 // Also need to kill any apps that are dependent on the library. 6728 if (clientLibPkgs != null) { 6729 for (int i=0; i<clientLibPkgs.size(); i++) { 6730 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6731 killApplication(clientPkg.applicationInfo.packageName, 6732 clientPkg.applicationInfo.uid, "update lib"); 6733 } 6734 } 6735 6736 // Make sure we're not adding any bogus keyset info 6737 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6738 ksms.assertScannedPackageValid(pkg); 6739 6740 // writer 6741 synchronized (mPackages) { 6742 // We don't expect installation to fail beyond this point 6743 6744 // Add the new setting to mSettings 6745 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6746 // Add the new setting to mPackages 6747 mPackages.put(pkg.applicationInfo.packageName, pkg); 6748 // Make sure we don't accidentally delete its data. 6749 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6750 while (iter.hasNext()) { 6751 PackageCleanItem item = iter.next(); 6752 if (pkgName.equals(item.packageName)) { 6753 iter.remove(); 6754 } 6755 } 6756 6757 // Take care of first install / last update times. 6758 if (currentTime != 0) { 6759 if (pkgSetting.firstInstallTime == 0) { 6760 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6761 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6762 pkgSetting.lastUpdateTime = currentTime; 6763 } 6764 } else if (pkgSetting.firstInstallTime == 0) { 6765 // We need *something*. Take time time stamp of the file. 6766 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6767 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6768 if (scanFileTime != pkgSetting.timeStamp) { 6769 // A package on the system image has changed; consider this 6770 // to be an update. 6771 pkgSetting.lastUpdateTime = scanFileTime; 6772 } 6773 } 6774 6775 // Add the package's KeySets to the global KeySetManagerService 6776 ksms.addScannedPackageLPw(pkg); 6777 6778 int N = pkg.providers.size(); 6779 StringBuilder r = null; 6780 int i; 6781 for (i=0; i<N; i++) { 6782 PackageParser.Provider p = pkg.providers.get(i); 6783 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6784 p.info.processName, pkg.applicationInfo.uid); 6785 mProviders.addProvider(p); 6786 p.syncable = p.info.isSyncable; 6787 if (p.info.authority != null) { 6788 String names[] = p.info.authority.split(";"); 6789 p.info.authority = null; 6790 for (int j = 0; j < names.length; j++) { 6791 if (j == 1 && p.syncable) { 6792 // We only want the first authority for a provider to possibly be 6793 // syncable, so if we already added this provider using a different 6794 // authority clear the syncable flag. We copy the provider before 6795 // changing it because the mProviders object contains a reference 6796 // to a provider that we don't want to change. 6797 // Only do this for the second authority since the resulting provider 6798 // object can be the same for all future authorities for this provider. 6799 p = new PackageParser.Provider(p); 6800 p.syncable = false; 6801 } 6802 if (!mProvidersByAuthority.containsKey(names[j])) { 6803 mProvidersByAuthority.put(names[j], p); 6804 if (p.info.authority == null) { 6805 p.info.authority = names[j]; 6806 } else { 6807 p.info.authority = p.info.authority + ";" + names[j]; 6808 } 6809 if (DEBUG_PACKAGE_SCANNING) { 6810 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6811 Log.d(TAG, "Registered content provider: " + names[j] 6812 + ", className = " + p.info.name + ", isSyncable = " 6813 + p.info.isSyncable); 6814 } 6815 } else { 6816 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6817 Slog.w(TAG, "Skipping provider name " + names[j] + 6818 " (in package " + pkg.applicationInfo.packageName + 6819 "): name already used by " 6820 + ((other != null && other.getComponentName() != null) 6821 ? other.getComponentName().getPackageName() : "?")); 6822 } 6823 } 6824 } 6825 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6826 if (r == null) { 6827 r = new StringBuilder(256); 6828 } else { 6829 r.append(' '); 6830 } 6831 r.append(p.info.name); 6832 } 6833 } 6834 if (r != null) { 6835 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6836 } 6837 6838 N = pkg.services.size(); 6839 r = null; 6840 for (i=0; i<N; i++) { 6841 PackageParser.Service s = pkg.services.get(i); 6842 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6843 s.info.processName, pkg.applicationInfo.uid); 6844 mServices.addService(s); 6845 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6846 if (r == null) { 6847 r = new StringBuilder(256); 6848 } else { 6849 r.append(' '); 6850 } 6851 r.append(s.info.name); 6852 } 6853 } 6854 if (r != null) { 6855 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6856 } 6857 6858 N = pkg.receivers.size(); 6859 r = null; 6860 for (i=0; i<N; i++) { 6861 PackageParser.Activity a = pkg.receivers.get(i); 6862 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6863 a.info.processName, pkg.applicationInfo.uid); 6864 mReceivers.addActivity(a, "receiver"); 6865 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6866 if (r == null) { 6867 r = new StringBuilder(256); 6868 } else { 6869 r.append(' '); 6870 } 6871 r.append(a.info.name); 6872 } 6873 } 6874 if (r != null) { 6875 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6876 } 6877 6878 N = pkg.activities.size(); 6879 r = null; 6880 for (i=0; i<N; i++) { 6881 PackageParser.Activity a = pkg.activities.get(i); 6882 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6883 a.info.processName, pkg.applicationInfo.uid); 6884 mActivities.addActivity(a, "activity"); 6885 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6886 if (r == null) { 6887 r = new StringBuilder(256); 6888 } else { 6889 r.append(' '); 6890 } 6891 r.append(a.info.name); 6892 } 6893 } 6894 if (r != null) { 6895 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6896 } 6897 6898 N = pkg.permissionGroups.size(); 6899 r = null; 6900 for (i=0; i<N; i++) { 6901 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6902 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6903 if (cur == null) { 6904 mPermissionGroups.put(pg.info.name, pg); 6905 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6906 if (r == null) { 6907 r = new StringBuilder(256); 6908 } else { 6909 r.append(' '); 6910 } 6911 r.append(pg.info.name); 6912 } 6913 } else { 6914 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6915 + pg.info.packageName + " ignored: original from " 6916 + cur.info.packageName); 6917 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6918 if (r == null) { 6919 r = new StringBuilder(256); 6920 } else { 6921 r.append(' '); 6922 } 6923 r.append("DUP:"); 6924 r.append(pg.info.name); 6925 } 6926 } 6927 } 6928 if (r != null) { 6929 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6930 } 6931 6932 N = pkg.permissions.size(); 6933 r = null; 6934 for (i=0; i<N; i++) { 6935 PackageParser.Permission p = pkg.permissions.get(i); 6936 6937 // Now that permission groups have a special meaning, we ignore permission 6938 // groups for legacy apps to prevent unexpected behavior. In particular, 6939 // permissions for one app being granted to someone just becuase they happen 6940 // to be in a group defined by another app (before this had no implications). 6941 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 6942 p.group = mPermissionGroups.get(p.info.group); 6943 // Warn for a permission in an unknown group. 6944 if (p.info.group != null && p.group == null) { 6945 Slog.w(TAG, "Permission " + p.info.name + " from package " 6946 + p.info.packageName + " in an unknown group " + p.info.group); 6947 } 6948 } 6949 6950 ArrayMap<String, BasePermission> permissionMap = 6951 p.tree ? mSettings.mPermissionTrees 6952 : mSettings.mPermissions; 6953 BasePermission bp = permissionMap.get(p.info.name); 6954 6955 // Allow system apps to redefine non-system permissions 6956 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6957 final boolean currentOwnerIsSystem = (bp.perm != null 6958 && isSystemApp(bp.perm.owner)); 6959 if (isSystemApp(p.owner)) { 6960 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6961 // It's a built-in permission and no owner, take ownership now 6962 bp.packageSetting = pkgSetting; 6963 bp.perm = p; 6964 bp.uid = pkg.applicationInfo.uid; 6965 bp.sourcePackage = p.info.packageName; 6966 } else if (!currentOwnerIsSystem) { 6967 String msg = "New decl " + p.owner + " of permission " 6968 + p.info.name + " is system; overriding " + bp.sourcePackage; 6969 reportSettingsProblem(Log.WARN, msg); 6970 bp = null; 6971 } 6972 } 6973 } 6974 6975 if (bp == null) { 6976 bp = new BasePermission(p.info.name, p.info.packageName, 6977 BasePermission.TYPE_NORMAL); 6978 permissionMap.put(p.info.name, bp); 6979 } 6980 6981 if (bp.perm == null) { 6982 if (bp.sourcePackage == null 6983 || bp.sourcePackage.equals(p.info.packageName)) { 6984 BasePermission tree = findPermissionTreeLP(p.info.name); 6985 if (tree == null 6986 || tree.sourcePackage.equals(p.info.packageName)) { 6987 bp.packageSetting = pkgSetting; 6988 bp.perm = p; 6989 bp.uid = pkg.applicationInfo.uid; 6990 bp.sourcePackage = p.info.packageName; 6991 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6992 if (r == null) { 6993 r = new StringBuilder(256); 6994 } else { 6995 r.append(' '); 6996 } 6997 r.append(p.info.name); 6998 } 6999 } else { 7000 Slog.w(TAG, "Permission " + p.info.name + " from package " 7001 + p.info.packageName + " ignored: base tree " 7002 + tree.name + " is from package " 7003 + tree.sourcePackage); 7004 } 7005 } else { 7006 Slog.w(TAG, "Permission " + p.info.name + " from package " 7007 + p.info.packageName + " ignored: original from " 7008 + bp.sourcePackage); 7009 } 7010 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7011 if (r == null) { 7012 r = new StringBuilder(256); 7013 } else { 7014 r.append(' '); 7015 } 7016 r.append("DUP:"); 7017 r.append(p.info.name); 7018 } 7019 if (bp.perm == p) { 7020 bp.protectionLevel = p.info.protectionLevel; 7021 } 7022 } 7023 7024 if (r != null) { 7025 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7026 } 7027 7028 N = pkg.instrumentation.size(); 7029 r = null; 7030 for (i=0; i<N; i++) { 7031 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7032 a.info.packageName = pkg.applicationInfo.packageName; 7033 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7034 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7035 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7036 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7037 a.info.dataDir = pkg.applicationInfo.dataDir; 7038 7039 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7040 // need other information about the application, like the ABI and what not ? 7041 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7042 mInstrumentation.put(a.getComponentName(), a); 7043 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7044 if (r == null) { 7045 r = new StringBuilder(256); 7046 } else { 7047 r.append(' '); 7048 } 7049 r.append(a.info.name); 7050 } 7051 } 7052 if (r != null) { 7053 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7054 } 7055 7056 if (pkg.protectedBroadcasts != null) { 7057 N = pkg.protectedBroadcasts.size(); 7058 for (i=0; i<N; i++) { 7059 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7060 } 7061 } 7062 7063 pkgSetting.setTimeStamp(scanFileTime); 7064 7065 // Create idmap files for pairs of (packages, overlay packages). 7066 // Note: "android", ie framework-res.apk, is handled by native layers. 7067 if (pkg.mOverlayTarget != null) { 7068 // This is an overlay package. 7069 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7070 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7071 mOverlays.put(pkg.mOverlayTarget, 7072 new ArrayMap<String, PackageParser.Package>()); 7073 } 7074 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7075 map.put(pkg.packageName, pkg); 7076 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7077 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7078 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7079 "scanPackageLI failed to createIdmap"); 7080 } 7081 } 7082 } else if (mOverlays.containsKey(pkg.packageName) && 7083 !pkg.packageName.equals("android")) { 7084 // This is a regular package, with one or more known overlay packages. 7085 createIdmapsForPackageLI(pkg); 7086 } 7087 } 7088 7089 return pkg; 7090 } 7091 7092 /** 7093 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7094 * is derived purely on the basis of the contents of {@code scanFile} and 7095 * {@code cpuAbiOverride}. 7096 * 7097 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7098 */ 7099 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7100 String cpuAbiOverride, boolean extractLibs) 7101 throws PackageManagerException { 7102 // TODO: We can probably be smarter about this stuff. For installed apps, 7103 // we can calculate this information at install time once and for all. For 7104 // system apps, we can probably assume that this information doesn't change 7105 // after the first boot scan. As things stand, we do lots of unnecessary work. 7106 7107 // Give ourselves some initial paths; we'll come back for another 7108 // pass once we've determined ABI below. 7109 setNativeLibraryPaths(pkg); 7110 7111 // We would never need to extract libs for forward-locked and external packages, 7112 // since the container service will do it for us. We shouldn't attempt to 7113 // extract libs from system app when it was not updated. 7114 if (pkg.isForwardLocked() || isExternal(pkg) || 7115 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7116 extractLibs = false; 7117 } 7118 7119 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7120 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7121 7122 NativeLibraryHelper.Handle handle = null; 7123 try { 7124 handle = NativeLibraryHelper.Handle.create(scanFile); 7125 // TODO(multiArch): This can be null for apps that didn't go through the 7126 // usual installation process. We can calculate it again, like we 7127 // do during install time. 7128 // 7129 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7130 // unnecessary. 7131 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7132 7133 // Null out the abis so that they can be recalculated. 7134 pkg.applicationInfo.primaryCpuAbi = null; 7135 pkg.applicationInfo.secondaryCpuAbi = null; 7136 if (isMultiArch(pkg.applicationInfo)) { 7137 // Warn if we've set an abiOverride for multi-lib packages.. 7138 // By definition, we need to copy both 32 and 64 bit libraries for 7139 // such packages. 7140 if (pkg.cpuAbiOverride != null 7141 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7142 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7143 } 7144 7145 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7146 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7147 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7148 if (extractLibs) { 7149 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7150 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7151 useIsaSpecificSubdirs); 7152 } else { 7153 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7154 } 7155 } 7156 7157 maybeThrowExceptionForMultiArchCopy( 7158 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7159 7160 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7161 if (extractLibs) { 7162 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7163 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7164 useIsaSpecificSubdirs); 7165 } else { 7166 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7167 } 7168 } 7169 7170 maybeThrowExceptionForMultiArchCopy( 7171 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7172 7173 if (abi64 >= 0) { 7174 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7175 } 7176 7177 if (abi32 >= 0) { 7178 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7179 if (abi64 >= 0) { 7180 pkg.applicationInfo.secondaryCpuAbi = abi; 7181 } else { 7182 pkg.applicationInfo.primaryCpuAbi = abi; 7183 } 7184 } 7185 } else { 7186 String[] abiList = (cpuAbiOverride != null) ? 7187 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7188 7189 // Enable gross and lame hacks for apps that are built with old 7190 // SDK tools. We must scan their APKs for renderscript bitcode and 7191 // not launch them if it's present. Don't bother checking on devices 7192 // that don't have 64 bit support. 7193 boolean needsRenderScriptOverride = false; 7194 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7195 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7196 abiList = Build.SUPPORTED_32_BIT_ABIS; 7197 needsRenderScriptOverride = true; 7198 } 7199 7200 final int copyRet; 7201 if (extractLibs) { 7202 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7203 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7204 } else { 7205 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7206 } 7207 7208 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7209 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7210 "Error unpackaging native libs for app, errorCode=" + copyRet); 7211 } 7212 7213 if (copyRet >= 0) { 7214 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7215 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7216 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7217 } else if (needsRenderScriptOverride) { 7218 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7219 } 7220 } 7221 } catch (IOException ioe) { 7222 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7223 } finally { 7224 IoUtils.closeQuietly(handle); 7225 } 7226 7227 // Now that we've calculated the ABIs and determined if it's an internal app, 7228 // we will go ahead and populate the nativeLibraryPath. 7229 setNativeLibraryPaths(pkg); 7230 } 7231 7232 /** 7233 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7234 * i.e, so that all packages can be run inside a single process if required. 7235 * 7236 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7237 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7238 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7239 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7240 * updating a package that belongs to a shared user. 7241 * 7242 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7243 * adds unnecessary complexity. 7244 */ 7245 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7246 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7247 String requiredInstructionSet = null; 7248 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7249 requiredInstructionSet = VMRuntime.getInstructionSet( 7250 scannedPackage.applicationInfo.primaryCpuAbi); 7251 } 7252 7253 PackageSetting requirer = null; 7254 for (PackageSetting ps : packagesForUser) { 7255 // If packagesForUser contains scannedPackage, we skip it. This will happen 7256 // when scannedPackage is an update of an existing package. Without this check, 7257 // we will never be able to change the ABI of any package belonging to a shared 7258 // user, even if it's compatible with other packages. 7259 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7260 if (ps.primaryCpuAbiString == null) { 7261 continue; 7262 } 7263 7264 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7265 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7266 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7267 // this but there's not much we can do. 7268 String errorMessage = "Instruction set mismatch, " 7269 + ((requirer == null) ? "[caller]" : requirer) 7270 + " requires " + requiredInstructionSet + " whereas " + ps 7271 + " requires " + instructionSet; 7272 Slog.w(TAG, errorMessage); 7273 } 7274 7275 if (requiredInstructionSet == null) { 7276 requiredInstructionSet = instructionSet; 7277 requirer = ps; 7278 } 7279 } 7280 } 7281 7282 if (requiredInstructionSet != null) { 7283 String adjustedAbi; 7284 if (requirer != null) { 7285 // requirer != null implies that either scannedPackage was null or that scannedPackage 7286 // did not require an ABI, in which case we have to adjust scannedPackage to match 7287 // the ABI of the set (which is the same as requirer's ABI) 7288 adjustedAbi = requirer.primaryCpuAbiString; 7289 if (scannedPackage != null) { 7290 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7291 } 7292 } else { 7293 // requirer == null implies that we're updating all ABIs in the set to 7294 // match scannedPackage. 7295 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7296 } 7297 7298 for (PackageSetting ps : packagesForUser) { 7299 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7300 if (ps.primaryCpuAbiString != null) { 7301 continue; 7302 } 7303 7304 ps.primaryCpuAbiString = adjustedAbi; 7305 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7306 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7307 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7308 7309 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7310 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7311 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7312 ps.primaryCpuAbiString = null; 7313 ps.pkg.applicationInfo.primaryCpuAbi = null; 7314 return; 7315 } else { 7316 mInstaller.rmdex(ps.codePathString, 7317 getDexCodeInstructionSet(getPreferredInstructionSet())); 7318 } 7319 } 7320 } 7321 } 7322 } 7323 } 7324 7325 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7326 synchronized (mPackages) { 7327 mResolverReplaced = true; 7328 // Set up information for custom user intent resolution activity. 7329 mResolveActivity.applicationInfo = pkg.applicationInfo; 7330 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7331 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7332 mResolveActivity.processName = pkg.applicationInfo.packageName; 7333 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7334 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7335 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7336 mResolveActivity.theme = 0; 7337 mResolveActivity.exported = true; 7338 mResolveActivity.enabled = true; 7339 mResolveInfo.activityInfo = mResolveActivity; 7340 mResolveInfo.priority = 0; 7341 mResolveInfo.preferredOrder = 0; 7342 mResolveInfo.match = 0; 7343 mResolveComponentName = mCustomResolverComponentName; 7344 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7345 mResolveComponentName); 7346 } 7347 } 7348 7349 private static String calculateBundledApkRoot(final String codePathString) { 7350 final File codePath = new File(codePathString); 7351 final File codeRoot; 7352 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7353 codeRoot = Environment.getRootDirectory(); 7354 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7355 codeRoot = Environment.getOemDirectory(); 7356 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7357 codeRoot = Environment.getVendorDirectory(); 7358 } else { 7359 // Unrecognized code path; take its top real segment as the apk root: 7360 // e.g. /something/app/blah.apk => /something 7361 try { 7362 File f = codePath.getCanonicalFile(); 7363 File parent = f.getParentFile(); // non-null because codePath is a file 7364 File tmp; 7365 while ((tmp = parent.getParentFile()) != null) { 7366 f = parent; 7367 parent = tmp; 7368 } 7369 codeRoot = f; 7370 Slog.w(TAG, "Unrecognized code path " 7371 + codePath + " - using " + codeRoot); 7372 } catch (IOException e) { 7373 // Can't canonicalize the code path -- shenanigans? 7374 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7375 return Environment.getRootDirectory().getPath(); 7376 } 7377 } 7378 return codeRoot.getPath(); 7379 } 7380 7381 /** 7382 * Derive and set the location of native libraries for the given package, 7383 * which varies depending on where and how the package was installed. 7384 */ 7385 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7386 final ApplicationInfo info = pkg.applicationInfo; 7387 final String codePath = pkg.codePath; 7388 final File codeFile = new File(codePath); 7389 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7390 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7391 7392 info.nativeLibraryRootDir = null; 7393 info.nativeLibraryRootRequiresIsa = false; 7394 info.nativeLibraryDir = null; 7395 info.secondaryNativeLibraryDir = null; 7396 7397 if (isApkFile(codeFile)) { 7398 // Monolithic install 7399 if (bundledApp) { 7400 // If "/system/lib64/apkname" exists, assume that is the per-package 7401 // native library directory to use; otherwise use "/system/lib/apkname". 7402 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7403 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7404 getPrimaryInstructionSet(info)); 7405 7406 // This is a bundled system app so choose the path based on the ABI. 7407 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7408 // is just the default path. 7409 final String apkName = deriveCodePathName(codePath); 7410 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7411 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7412 apkName).getAbsolutePath(); 7413 7414 if (info.secondaryCpuAbi != null) { 7415 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7416 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7417 secondaryLibDir, apkName).getAbsolutePath(); 7418 } 7419 } else if (asecApp) { 7420 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7421 .getAbsolutePath(); 7422 } else { 7423 final String apkName = deriveCodePathName(codePath); 7424 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7425 .getAbsolutePath(); 7426 } 7427 7428 info.nativeLibraryRootRequiresIsa = false; 7429 info.nativeLibraryDir = info.nativeLibraryRootDir; 7430 } else { 7431 // Cluster install 7432 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7433 info.nativeLibraryRootRequiresIsa = true; 7434 7435 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7436 getPrimaryInstructionSet(info)).getAbsolutePath(); 7437 7438 if (info.secondaryCpuAbi != null) { 7439 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7440 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7441 } 7442 } 7443 } 7444 7445 /** 7446 * Calculate the abis and roots for a bundled app. These can uniquely 7447 * be determined from the contents of the system partition, i.e whether 7448 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7449 * of this information, and instead assume that the system was built 7450 * sensibly. 7451 */ 7452 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7453 PackageSetting pkgSetting) { 7454 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7455 7456 // If "/system/lib64/apkname" exists, assume that is the per-package 7457 // native library directory to use; otherwise use "/system/lib/apkname". 7458 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7459 setBundledAppAbi(pkg, apkRoot, apkName); 7460 // pkgSetting might be null during rescan following uninstall of updates 7461 // to a bundled app, so accommodate that possibility. The settings in 7462 // that case will be established later from the parsed package. 7463 // 7464 // If the settings aren't null, sync them up with what we've just derived. 7465 // note that apkRoot isn't stored in the package settings. 7466 if (pkgSetting != null) { 7467 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7468 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7469 } 7470 } 7471 7472 /** 7473 * Deduces the ABI of a bundled app and sets the relevant fields on the 7474 * parsed pkg object. 7475 * 7476 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7477 * under which system libraries are installed. 7478 * @param apkName the name of the installed package. 7479 */ 7480 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7481 final File codeFile = new File(pkg.codePath); 7482 7483 final boolean has64BitLibs; 7484 final boolean has32BitLibs; 7485 if (isApkFile(codeFile)) { 7486 // Monolithic install 7487 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7488 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7489 } else { 7490 // Cluster install 7491 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7492 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7493 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7494 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7495 has64BitLibs = (new File(rootDir, isa)).exists(); 7496 } else { 7497 has64BitLibs = false; 7498 } 7499 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7500 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7501 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7502 has32BitLibs = (new File(rootDir, isa)).exists(); 7503 } else { 7504 has32BitLibs = false; 7505 } 7506 } 7507 7508 if (has64BitLibs && !has32BitLibs) { 7509 // The package has 64 bit libs, but not 32 bit libs. Its primary 7510 // ABI should be 64 bit. We can safely assume here that the bundled 7511 // native libraries correspond to the most preferred ABI in the list. 7512 7513 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7514 pkg.applicationInfo.secondaryCpuAbi = null; 7515 } else if (has32BitLibs && !has64BitLibs) { 7516 // The package has 32 bit libs but not 64 bit libs. Its primary 7517 // ABI should be 32 bit. 7518 7519 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7520 pkg.applicationInfo.secondaryCpuAbi = null; 7521 } else if (has32BitLibs && has64BitLibs) { 7522 // The application has both 64 and 32 bit bundled libraries. We check 7523 // here that the app declares multiArch support, and warn if it doesn't. 7524 // 7525 // We will be lenient here and record both ABIs. The primary will be the 7526 // ABI that's higher on the list, i.e, a device that's configured to prefer 7527 // 64 bit apps will see a 64 bit primary ABI, 7528 7529 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7530 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7531 } 7532 7533 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7534 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7535 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7536 } else { 7537 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7538 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7539 } 7540 } else { 7541 pkg.applicationInfo.primaryCpuAbi = null; 7542 pkg.applicationInfo.secondaryCpuAbi = null; 7543 } 7544 } 7545 7546 private void killApplication(String pkgName, int appId, String reason) { 7547 // Request the ActivityManager to kill the process(only for existing packages) 7548 // so that we do not end up in a confused state while the user is still using the older 7549 // version of the application while the new one gets installed. 7550 IActivityManager am = ActivityManagerNative.getDefault(); 7551 if (am != null) { 7552 try { 7553 am.killApplicationWithAppId(pkgName, appId, reason); 7554 } catch (RemoteException e) { 7555 } 7556 } 7557 } 7558 7559 void removePackageLI(PackageSetting ps, boolean chatty) { 7560 if (DEBUG_INSTALL) { 7561 if (chatty) 7562 Log.d(TAG, "Removing package " + ps.name); 7563 } 7564 7565 // writer 7566 synchronized (mPackages) { 7567 mPackages.remove(ps.name); 7568 final PackageParser.Package pkg = ps.pkg; 7569 if (pkg != null) { 7570 cleanPackageDataStructuresLILPw(pkg, chatty); 7571 } 7572 } 7573 } 7574 7575 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7576 if (DEBUG_INSTALL) { 7577 if (chatty) 7578 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7579 } 7580 7581 // writer 7582 synchronized (mPackages) { 7583 mPackages.remove(pkg.applicationInfo.packageName); 7584 cleanPackageDataStructuresLILPw(pkg, chatty); 7585 } 7586 } 7587 7588 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7589 int N = pkg.providers.size(); 7590 StringBuilder r = null; 7591 int i; 7592 for (i=0; i<N; i++) { 7593 PackageParser.Provider p = pkg.providers.get(i); 7594 mProviders.removeProvider(p); 7595 if (p.info.authority == null) { 7596 7597 /* There was another ContentProvider with this authority when 7598 * this app was installed so this authority is null, 7599 * Ignore it as we don't have to unregister the provider. 7600 */ 7601 continue; 7602 } 7603 String names[] = p.info.authority.split(";"); 7604 for (int j = 0; j < names.length; j++) { 7605 if (mProvidersByAuthority.get(names[j]) == p) { 7606 mProvidersByAuthority.remove(names[j]); 7607 if (DEBUG_REMOVE) { 7608 if (chatty) 7609 Log.d(TAG, "Unregistered content provider: " + names[j] 7610 + ", className = " + p.info.name + ", isSyncable = " 7611 + p.info.isSyncable); 7612 } 7613 } 7614 } 7615 if (DEBUG_REMOVE && chatty) { 7616 if (r == null) { 7617 r = new StringBuilder(256); 7618 } else { 7619 r.append(' '); 7620 } 7621 r.append(p.info.name); 7622 } 7623 } 7624 if (r != null) { 7625 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7626 } 7627 7628 N = pkg.services.size(); 7629 r = null; 7630 for (i=0; i<N; i++) { 7631 PackageParser.Service s = pkg.services.get(i); 7632 mServices.removeService(s); 7633 if (chatty) { 7634 if (r == null) { 7635 r = new StringBuilder(256); 7636 } else { 7637 r.append(' '); 7638 } 7639 r.append(s.info.name); 7640 } 7641 } 7642 if (r != null) { 7643 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7644 } 7645 7646 N = pkg.receivers.size(); 7647 r = null; 7648 for (i=0; i<N; i++) { 7649 PackageParser.Activity a = pkg.receivers.get(i); 7650 mReceivers.removeActivity(a, "receiver"); 7651 if (DEBUG_REMOVE && chatty) { 7652 if (r == null) { 7653 r = new StringBuilder(256); 7654 } else { 7655 r.append(' '); 7656 } 7657 r.append(a.info.name); 7658 } 7659 } 7660 if (r != null) { 7661 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7662 } 7663 7664 N = pkg.activities.size(); 7665 r = null; 7666 for (i=0; i<N; i++) { 7667 PackageParser.Activity a = pkg.activities.get(i); 7668 mActivities.removeActivity(a, "activity"); 7669 if (DEBUG_REMOVE && chatty) { 7670 if (r == null) { 7671 r = new StringBuilder(256); 7672 } else { 7673 r.append(' '); 7674 } 7675 r.append(a.info.name); 7676 } 7677 } 7678 if (r != null) { 7679 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7680 } 7681 7682 N = pkg.permissions.size(); 7683 r = null; 7684 for (i=0; i<N; i++) { 7685 PackageParser.Permission p = pkg.permissions.get(i); 7686 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7687 if (bp == null) { 7688 bp = mSettings.mPermissionTrees.get(p.info.name); 7689 } 7690 if (bp != null && bp.perm == p) { 7691 bp.perm = null; 7692 if (DEBUG_REMOVE && chatty) { 7693 if (r == null) { 7694 r = new StringBuilder(256); 7695 } else { 7696 r.append(' '); 7697 } 7698 r.append(p.info.name); 7699 } 7700 } 7701 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7702 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7703 if (appOpPerms != null) { 7704 appOpPerms.remove(pkg.packageName); 7705 } 7706 } 7707 } 7708 if (r != null) { 7709 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7710 } 7711 7712 N = pkg.requestedPermissions.size(); 7713 r = null; 7714 for (i=0; i<N; i++) { 7715 String perm = pkg.requestedPermissions.get(i); 7716 BasePermission bp = mSettings.mPermissions.get(perm); 7717 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7718 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7719 if (appOpPerms != null) { 7720 appOpPerms.remove(pkg.packageName); 7721 if (appOpPerms.isEmpty()) { 7722 mAppOpPermissionPackages.remove(perm); 7723 } 7724 } 7725 } 7726 } 7727 if (r != null) { 7728 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7729 } 7730 7731 N = pkg.instrumentation.size(); 7732 r = null; 7733 for (i=0; i<N; i++) { 7734 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7735 mInstrumentation.remove(a.getComponentName()); 7736 if (DEBUG_REMOVE && chatty) { 7737 if (r == null) { 7738 r = new StringBuilder(256); 7739 } else { 7740 r.append(' '); 7741 } 7742 r.append(a.info.name); 7743 } 7744 } 7745 if (r != null) { 7746 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7747 } 7748 7749 r = null; 7750 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7751 // Only system apps can hold shared libraries. 7752 if (pkg.libraryNames != null) { 7753 for (i=0; i<pkg.libraryNames.size(); i++) { 7754 String name = pkg.libraryNames.get(i); 7755 SharedLibraryEntry cur = mSharedLibraries.get(name); 7756 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7757 mSharedLibraries.remove(name); 7758 if (DEBUG_REMOVE && chatty) { 7759 if (r == null) { 7760 r = new StringBuilder(256); 7761 } else { 7762 r.append(' '); 7763 } 7764 r.append(name); 7765 } 7766 } 7767 } 7768 } 7769 } 7770 if (r != null) { 7771 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7772 } 7773 } 7774 7775 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7776 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7777 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7778 return true; 7779 } 7780 } 7781 return false; 7782 } 7783 7784 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7785 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7786 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7787 7788 private void updatePermissionsLPw(String changingPkg, 7789 PackageParser.Package pkgInfo, int flags) { 7790 // Make sure there are no dangling permission trees. 7791 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7792 while (it.hasNext()) { 7793 final BasePermission bp = it.next(); 7794 if (bp.packageSetting == null) { 7795 // We may not yet have parsed the package, so just see if 7796 // we still know about its settings. 7797 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7798 } 7799 if (bp.packageSetting == null) { 7800 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7801 + " from package " + bp.sourcePackage); 7802 it.remove(); 7803 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7804 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7805 Slog.i(TAG, "Removing old permission tree: " + bp.name 7806 + " from package " + bp.sourcePackage); 7807 flags |= UPDATE_PERMISSIONS_ALL; 7808 it.remove(); 7809 } 7810 } 7811 } 7812 7813 // Make sure all dynamic permissions have been assigned to a package, 7814 // and make sure there are no dangling permissions. 7815 it = mSettings.mPermissions.values().iterator(); 7816 while (it.hasNext()) { 7817 final BasePermission bp = it.next(); 7818 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7819 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7820 + bp.name + " pkg=" + bp.sourcePackage 7821 + " info=" + bp.pendingInfo); 7822 if (bp.packageSetting == null && bp.pendingInfo != null) { 7823 final BasePermission tree = findPermissionTreeLP(bp.name); 7824 if (tree != null && tree.perm != null) { 7825 bp.packageSetting = tree.packageSetting; 7826 bp.perm = new PackageParser.Permission(tree.perm.owner, 7827 new PermissionInfo(bp.pendingInfo)); 7828 bp.perm.info.packageName = tree.perm.info.packageName; 7829 bp.perm.info.name = bp.name; 7830 bp.uid = tree.uid; 7831 } 7832 } 7833 } 7834 if (bp.packageSetting == null) { 7835 // We may not yet have parsed the package, so just see if 7836 // we still know about its settings. 7837 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7838 } 7839 if (bp.packageSetting == null) { 7840 Slog.w(TAG, "Removing dangling permission: " + bp.name 7841 + " from package " + bp.sourcePackage); 7842 it.remove(); 7843 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7844 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7845 Slog.i(TAG, "Removing old permission: " + bp.name 7846 + " from package " + bp.sourcePackage); 7847 flags |= UPDATE_PERMISSIONS_ALL; 7848 it.remove(); 7849 } 7850 } 7851 } 7852 7853 // Now update the permissions for all packages, in particular 7854 // replace the granted permissions of the system packages. 7855 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7856 for (PackageParser.Package pkg : mPackages.values()) { 7857 if (pkg != pkgInfo) { 7858 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7859 changingPkg); 7860 } 7861 } 7862 } 7863 7864 if (pkgInfo != null) { 7865 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7866 } 7867 } 7868 7869 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7870 String packageOfInterest) { 7871 // IMPORTANT: There are two types of permissions: install and runtime. 7872 // Install time permissions are granted when the app is installed to 7873 // all device users and users added in the future. Runtime permissions 7874 // are granted at runtime explicitly to specific users. Normal and signature 7875 // protected permissions are install time permissions. Dangerous permissions 7876 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7877 // otherwise they are runtime permissions. This function does not manage 7878 // runtime permissions except for the case an app targeting Lollipop MR1 7879 // being upgraded to target a newer SDK, in which case dangerous permissions 7880 // are transformed from install time to runtime ones. 7881 7882 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7883 if (ps == null) { 7884 return; 7885 } 7886 7887 PermissionsState permissionsState = ps.getPermissionsState(); 7888 PermissionsState origPermissions = permissionsState; 7889 7890 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7891 7892 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 7893 7894 boolean changedInstallPermission = false; 7895 7896 if (replace) { 7897 ps.installPermissionsFixed = false; 7898 if (!ps.isSharedUser()) { 7899 origPermissions = new PermissionsState(permissionsState); 7900 permissionsState.reset(); 7901 } 7902 } 7903 7904 permissionsState.setGlobalGids(mGlobalGids); 7905 7906 final int N = pkg.requestedPermissions.size(); 7907 for (int i=0; i<N; i++) { 7908 final String name = pkg.requestedPermissions.get(i); 7909 final BasePermission bp = mSettings.mPermissions.get(name); 7910 7911 if (DEBUG_INSTALL) { 7912 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7913 } 7914 7915 if (bp == null || bp.packageSetting == null) { 7916 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7917 Slog.w(TAG, "Unknown permission " + name 7918 + " in package " + pkg.packageName); 7919 } 7920 continue; 7921 } 7922 7923 final String perm = bp.name; 7924 boolean allowedSig = false; 7925 int grant = GRANT_DENIED; 7926 7927 // Keep track of app op permissions. 7928 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7929 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7930 if (pkgs == null) { 7931 pkgs = new ArraySet<>(); 7932 mAppOpPermissionPackages.put(bp.name, pkgs); 7933 } 7934 pkgs.add(pkg.packageName); 7935 } 7936 7937 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7938 switch (level) { 7939 case PermissionInfo.PROTECTION_NORMAL: { 7940 // For all apps normal permissions are install time ones. 7941 grant = GRANT_INSTALL; 7942 } break; 7943 7944 case PermissionInfo.PROTECTION_DANGEROUS: { 7945 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7946 // For legacy apps dangerous permissions are install time ones. 7947 grant = GRANT_INSTALL_LEGACY; 7948 } else if (origPermissions.hasInstallPermission(bp.name)) { 7949 // For legacy apps that became modern, install becomes runtime. 7950 grant = GRANT_UPGRADE; 7951 } else { 7952 // For modern apps keep runtime permissions unchanged. 7953 grant = GRANT_RUNTIME; 7954 } 7955 } break; 7956 7957 case PermissionInfo.PROTECTION_SIGNATURE: { 7958 // For all apps signature permissions are install time ones. 7959 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7960 if (allowedSig) { 7961 grant = GRANT_INSTALL; 7962 } 7963 } break; 7964 } 7965 7966 if (DEBUG_INSTALL) { 7967 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7968 } 7969 7970 if (grant != GRANT_DENIED) { 7971 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7972 // If this is an existing, non-system package, then 7973 // we can't add any new permissions to it. 7974 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7975 // Except... if this is a permission that was added 7976 // to the platform (note: need to only do this when 7977 // updating the platform). 7978 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7979 grant = GRANT_DENIED; 7980 } 7981 } 7982 } 7983 7984 switch (grant) { 7985 case GRANT_INSTALL: { 7986 // Revoke this as runtime permission to handle the case of 7987 // a runtime permission being downgraded to an install one. 7988 for (int userId : UserManagerService.getInstance().getUserIds()) { 7989 if (origPermissions.getRuntimePermissionState( 7990 bp.name, userId) != null) { 7991 // Revoke the runtime permission and clear the flags. 7992 origPermissions.revokeRuntimePermission(bp, userId); 7993 origPermissions.updatePermissionFlags(bp, userId, 7994 PackageManager.MASK_PERMISSION_FLAGS, 0); 7995 // If we revoked a permission permission, we have to write. 7996 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7997 changedRuntimePermissionUserIds, userId); 7998 } 7999 } 8000 // Grant an install permission. 8001 if (permissionsState.grantInstallPermission(bp) != 8002 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8003 changedInstallPermission = true; 8004 } 8005 } break; 8006 8007 case GRANT_INSTALL_LEGACY: { 8008 // Grant an install permission. 8009 if (permissionsState.grantInstallPermission(bp) != 8010 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8011 changedInstallPermission = true; 8012 } 8013 } break; 8014 8015 case GRANT_RUNTIME: { 8016 // Grant previously granted runtime permissions. 8017 for (int userId : UserManagerService.getInstance().getUserIds()) { 8018 PermissionState permissionState = origPermissions 8019 .getRuntimePermissionState(bp.name, userId); 8020 final int flags = permissionState != null 8021 ? permissionState.getFlags() : 0; 8022 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8023 if (permissionsState.grantRuntimePermission(bp, userId) == 8024 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8025 // If we cannot put the permission as it was, we have to write. 8026 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8027 changedRuntimePermissionUserIds, userId); 8028 } 8029 } 8030 // Propagate the permission flags. 8031 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8032 } 8033 } break; 8034 8035 case GRANT_UPGRADE: { 8036 // Grant runtime permissions for a previously held install permission. 8037 PermissionState permissionState = origPermissions 8038 .getInstallPermissionState(bp.name); 8039 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8040 8041 if (origPermissions.revokeInstallPermission(bp) 8042 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8043 // We will be transferring the permission flags, so clear them. 8044 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8045 PackageManager.MASK_PERMISSION_FLAGS, 0); 8046 changedInstallPermission = true; 8047 } 8048 8049 // If the permission is not to be promoted to runtime we ignore it and 8050 // also its other flags as they are not applicable to install permissions. 8051 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8052 for (int userId : currentUserIds) { 8053 if (permissionsState.grantRuntimePermission(bp, userId) != 8054 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8055 // Transfer the permission flags. 8056 permissionsState.updatePermissionFlags(bp, userId, 8057 flags, flags); 8058 // If we granted the permission, we have to write. 8059 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8060 changedRuntimePermissionUserIds, userId); 8061 } 8062 } 8063 } 8064 } break; 8065 8066 default: { 8067 if (packageOfInterest == null 8068 || packageOfInterest.equals(pkg.packageName)) { 8069 Slog.w(TAG, "Not granting permission " + perm 8070 + " to package " + pkg.packageName 8071 + " because it was previously installed without"); 8072 } 8073 } break; 8074 } 8075 } else { 8076 if (permissionsState.revokeInstallPermission(bp) != 8077 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8078 // Also drop the permission flags. 8079 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8080 PackageManager.MASK_PERMISSION_FLAGS, 0); 8081 changedInstallPermission = true; 8082 Slog.i(TAG, "Un-granting permission " + perm 8083 + " from package " + pkg.packageName 8084 + " (protectionLevel=" + bp.protectionLevel 8085 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8086 + ")"); 8087 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8088 // Don't print warning for app op permissions, since it is fine for them 8089 // not to be granted, there is a UI for the user to decide. 8090 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8091 Slog.w(TAG, "Not granting permission " + perm 8092 + " to package " + pkg.packageName 8093 + " (protectionLevel=" + bp.protectionLevel 8094 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8095 + ")"); 8096 } 8097 } 8098 } 8099 } 8100 8101 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8102 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8103 // This is the first that we have heard about this package, so the 8104 // permissions we have now selected are fixed until explicitly 8105 // changed. 8106 ps.installPermissionsFixed = true; 8107 } 8108 8109 // Persist the runtime permissions state for users with changes. 8110 for (int userId : changedRuntimePermissionUserIds) { 8111 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8112 } 8113 } 8114 8115 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8116 boolean allowed = false; 8117 final int NP = PackageParser.NEW_PERMISSIONS.length; 8118 for (int ip=0; ip<NP; ip++) { 8119 final PackageParser.NewPermissionInfo npi 8120 = PackageParser.NEW_PERMISSIONS[ip]; 8121 if (npi.name.equals(perm) 8122 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8123 allowed = true; 8124 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8125 + pkg.packageName); 8126 break; 8127 } 8128 } 8129 return allowed; 8130 } 8131 8132 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8133 BasePermission bp, PermissionsState origPermissions) { 8134 boolean allowed; 8135 allowed = (compareSignatures( 8136 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8137 == PackageManager.SIGNATURE_MATCH) 8138 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8139 == PackageManager.SIGNATURE_MATCH); 8140 if (!allowed && (bp.protectionLevel 8141 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8142 if (isSystemApp(pkg)) { 8143 // For updated system applications, a system permission 8144 // is granted only if it had been defined by the original application. 8145 if (pkg.isUpdatedSystemApp()) { 8146 final PackageSetting sysPs = mSettings 8147 .getDisabledSystemPkgLPr(pkg.packageName); 8148 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8149 // If the original was granted this permission, we take 8150 // that grant decision as read and propagate it to the 8151 // update. 8152 if (sysPs.isPrivileged()) { 8153 allowed = true; 8154 } 8155 } else { 8156 // The system apk may have been updated with an older 8157 // version of the one on the data partition, but which 8158 // granted a new system permission that it didn't have 8159 // before. In this case we do want to allow the app to 8160 // now get the new permission if the ancestral apk is 8161 // privileged to get it. 8162 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8163 for (int j=0; 8164 j<sysPs.pkg.requestedPermissions.size(); j++) { 8165 if (perm.equals( 8166 sysPs.pkg.requestedPermissions.get(j))) { 8167 allowed = true; 8168 break; 8169 } 8170 } 8171 } 8172 } 8173 } else { 8174 allowed = isPrivilegedApp(pkg); 8175 } 8176 } 8177 } 8178 if (!allowed && (bp.protectionLevel 8179 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8180 // For development permissions, a development permission 8181 // is granted only if it was already granted. 8182 allowed = origPermissions.hasInstallPermission(perm); 8183 } 8184 return allowed; 8185 } 8186 8187 final class ActivityIntentResolver 8188 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8189 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8190 boolean defaultOnly, int userId) { 8191 if (!sUserManager.exists(userId)) return null; 8192 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8193 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8194 } 8195 8196 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8197 int userId) { 8198 if (!sUserManager.exists(userId)) return null; 8199 mFlags = flags; 8200 return super.queryIntent(intent, resolvedType, 8201 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8202 } 8203 8204 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8205 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8206 if (!sUserManager.exists(userId)) return null; 8207 if (packageActivities == null) { 8208 return null; 8209 } 8210 mFlags = flags; 8211 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8212 final int N = packageActivities.size(); 8213 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8214 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8215 8216 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8217 for (int i = 0; i < N; ++i) { 8218 intentFilters = packageActivities.get(i).intents; 8219 if (intentFilters != null && intentFilters.size() > 0) { 8220 PackageParser.ActivityIntentInfo[] array = 8221 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8222 intentFilters.toArray(array); 8223 listCut.add(array); 8224 } 8225 } 8226 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8227 } 8228 8229 public final void addActivity(PackageParser.Activity a, String type) { 8230 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8231 mActivities.put(a.getComponentName(), a); 8232 if (DEBUG_SHOW_INFO) 8233 Log.v( 8234 TAG, " " + type + " " + 8235 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8236 if (DEBUG_SHOW_INFO) 8237 Log.v(TAG, " Class=" + a.info.name); 8238 final int NI = a.intents.size(); 8239 for (int j=0; j<NI; j++) { 8240 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8241 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8242 intent.setPriority(0); 8243 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8244 + a.className + " with priority > 0, forcing to 0"); 8245 } 8246 if (DEBUG_SHOW_INFO) { 8247 Log.v(TAG, " IntentFilter:"); 8248 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8249 } 8250 if (!intent.debugCheck()) { 8251 Log.w(TAG, "==> For Activity " + a.info.name); 8252 } 8253 addFilter(intent); 8254 } 8255 } 8256 8257 public final void removeActivity(PackageParser.Activity a, String type) { 8258 mActivities.remove(a.getComponentName()); 8259 if (DEBUG_SHOW_INFO) { 8260 Log.v(TAG, " " + type + " " 8261 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8262 : a.info.name) + ":"); 8263 Log.v(TAG, " Class=" + a.info.name); 8264 } 8265 final int NI = a.intents.size(); 8266 for (int j=0; j<NI; j++) { 8267 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8268 if (DEBUG_SHOW_INFO) { 8269 Log.v(TAG, " IntentFilter:"); 8270 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8271 } 8272 removeFilter(intent); 8273 } 8274 } 8275 8276 @Override 8277 protected boolean allowFilterResult( 8278 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8279 ActivityInfo filterAi = filter.activity.info; 8280 for (int i=dest.size()-1; i>=0; i--) { 8281 ActivityInfo destAi = dest.get(i).activityInfo; 8282 if (destAi.name == filterAi.name 8283 && destAi.packageName == filterAi.packageName) { 8284 return false; 8285 } 8286 } 8287 return true; 8288 } 8289 8290 @Override 8291 protected ActivityIntentInfo[] newArray(int size) { 8292 return new ActivityIntentInfo[size]; 8293 } 8294 8295 @Override 8296 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8297 if (!sUserManager.exists(userId)) return true; 8298 PackageParser.Package p = filter.activity.owner; 8299 if (p != null) { 8300 PackageSetting ps = (PackageSetting)p.mExtras; 8301 if (ps != null) { 8302 // System apps are never considered stopped for purposes of 8303 // filtering, because there may be no way for the user to 8304 // actually re-launch them. 8305 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8306 && ps.getStopped(userId); 8307 } 8308 } 8309 return false; 8310 } 8311 8312 @Override 8313 protected boolean isPackageForFilter(String packageName, 8314 PackageParser.ActivityIntentInfo info) { 8315 return packageName.equals(info.activity.owner.packageName); 8316 } 8317 8318 @Override 8319 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8320 int match, int userId) { 8321 if (!sUserManager.exists(userId)) return null; 8322 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8323 return null; 8324 } 8325 final PackageParser.Activity activity = info.activity; 8326 if (mSafeMode && (activity.info.applicationInfo.flags 8327 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8328 return null; 8329 } 8330 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8331 if (ps == null) { 8332 return null; 8333 } 8334 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8335 ps.readUserState(userId), userId); 8336 if (ai == null) { 8337 return null; 8338 } 8339 final ResolveInfo res = new ResolveInfo(); 8340 res.activityInfo = ai; 8341 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8342 res.filter = info; 8343 } 8344 if (info != null) { 8345 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8346 } 8347 res.priority = info.getPriority(); 8348 res.preferredOrder = activity.owner.mPreferredOrder; 8349 //System.out.println("Result: " + res.activityInfo.className + 8350 // " = " + res.priority); 8351 res.match = match; 8352 res.isDefault = info.hasDefault; 8353 res.labelRes = info.labelRes; 8354 res.nonLocalizedLabel = info.nonLocalizedLabel; 8355 if (userNeedsBadging(userId)) { 8356 res.noResourceId = true; 8357 } else { 8358 res.icon = info.icon; 8359 } 8360 res.iconResourceId = info.icon; 8361 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8362 return res; 8363 } 8364 8365 @Override 8366 protected void sortResults(List<ResolveInfo> results) { 8367 Collections.sort(results, mResolvePrioritySorter); 8368 } 8369 8370 @Override 8371 protected void dumpFilter(PrintWriter out, String prefix, 8372 PackageParser.ActivityIntentInfo filter) { 8373 out.print(prefix); out.print( 8374 Integer.toHexString(System.identityHashCode(filter.activity))); 8375 out.print(' '); 8376 filter.activity.printComponentShortName(out); 8377 out.print(" filter "); 8378 out.println(Integer.toHexString(System.identityHashCode(filter))); 8379 } 8380 8381 @Override 8382 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8383 return filter.activity; 8384 } 8385 8386 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8387 PackageParser.Activity activity = (PackageParser.Activity)label; 8388 out.print(prefix); out.print( 8389 Integer.toHexString(System.identityHashCode(activity))); 8390 out.print(' '); 8391 activity.printComponentShortName(out); 8392 if (count > 1) { 8393 out.print(" ("); out.print(count); out.print(" filters)"); 8394 } 8395 out.println(); 8396 } 8397 8398// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8399// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8400// final List<ResolveInfo> retList = Lists.newArrayList(); 8401// while (i.hasNext()) { 8402// final ResolveInfo resolveInfo = i.next(); 8403// if (isEnabledLP(resolveInfo.activityInfo)) { 8404// retList.add(resolveInfo); 8405// } 8406// } 8407// return retList; 8408// } 8409 8410 // Keys are String (activity class name), values are Activity. 8411 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8412 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8413 private int mFlags; 8414 } 8415 8416 private final class ServiceIntentResolver 8417 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8418 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8419 boolean defaultOnly, int userId) { 8420 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8421 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8422 } 8423 8424 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8425 int userId) { 8426 if (!sUserManager.exists(userId)) return null; 8427 mFlags = flags; 8428 return super.queryIntent(intent, resolvedType, 8429 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8430 } 8431 8432 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8433 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8434 if (!sUserManager.exists(userId)) return null; 8435 if (packageServices == null) { 8436 return null; 8437 } 8438 mFlags = flags; 8439 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8440 final int N = packageServices.size(); 8441 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8442 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8443 8444 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8445 for (int i = 0; i < N; ++i) { 8446 intentFilters = packageServices.get(i).intents; 8447 if (intentFilters != null && intentFilters.size() > 0) { 8448 PackageParser.ServiceIntentInfo[] array = 8449 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8450 intentFilters.toArray(array); 8451 listCut.add(array); 8452 } 8453 } 8454 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8455 } 8456 8457 public final void addService(PackageParser.Service s) { 8458 mServices.put(s.getComponentName(), s); 8459 if (DEBUG_SHOW_INFO) { 8460 Log.v(TAG, " " 8461 + (s.info.nonLocalizedLabel != null 8462 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8463 Log.v(TAG, " Class=" + s.info.name); 8464 } 8465 final int NI = s.intents.size(); 8466 int j; 8467 for (j=0; j<NI; j++) { 8468 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8469 if (DEBUG_SHOW_INFO) { 8470 Log.v(TAG, " IntentFilter:"); 8471 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8472 } 8473 if (!intent.debugCheck()) { 8474 Log.w(TAG, "==> For Service " + s.info.name); 8475 } 8476 addFilter(intent); 8477 } 8478 } 8479 8480 public final void removeService(PackageParser.Service s) { 8481 mServices.remove(s.getComponentName()); 8482 if (DEBUG_SHOW_INFO) { 8483 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8484 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8485 Log.v(TAG, " Class=" + s.info.name); 8486 } 8487 final int NI = s.intents.size(); 8488 int j; 8489 for (j=0; j<NI; j++) { 8490 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8491 if (DEBUG_SHOW_INFO) { 8492 Log.v(TAG, " IntentFilter:"); 8493 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8494 } 8495 removeFilter(intent); 8496 } 8497 } 8498 8499 @Override 8500 protected boolean allowFilterResult( 8501 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8502 ServiceInfo filterSi = filter.service.info; 8503 for (int i=dest.size()-1; i>=0; i--) { 8504 ServiceInfo destAi = dest.get(i).serviceInfo; 8505 if (destAi.name == filterSi.name 8506 && destAi.packageName == filterSi.packageName) { 8507 return false; 8508 } 8509 } 8510 return true; 8511 } 8512 8513 @Override 8514 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8515 return new PackageParser.ServiceIntentInfo[size]; 8516 } 8517 8518 @Override 8519 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8520 if (!sUserManager.exists(userId)) return true; 8521 PackageParser.Package p = filter.service.owner; 8522 if (p != null) { 8523 PackageSetting ps = (PackageSetting)p.mExtras; 8524 if (ps != null) { 8525 // System apps are never considered stopped for purposes of 8526 // filtering, because there may be no way for the user to 8527 // actually re-launch them. 8528 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8529 && ps.getStopped(userId); 8530 } 8531 } 8532 return false; 8533 } 8534 8535 @Override 8536 protected boolean isPackageForFilter(String packageName, 8537 PackageParser.ServiceIntentInfo info) { 8538 return packageName.equals(info.service.owner.packageName); 8539 } 8540 8541 @Override 8542 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8543 int match, int userId) { 8544 if (!sUserManager.exists(userId)) return null; 8545 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8546 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8547 return null; 8548 } 8549 final PackageParser.Service service = info.service; 8550 if (mSafeMode && (service.info.applicationInfo.flags 8551 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8552 return null; 8553 } 8554 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8555 if (ps == null) { 8556 return null; 8557 } 8558 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8559 ps.readUserState(userId), userId); 8560 if (si == null) { 8561 return null; 8562 } 8563 final ResolveInfo res = new ResolveInfo(); 8564 res.serviceInfo = si; 8565 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8566 res.filter = filter; 8567 } 8568 res.priority = info.getPriority(); 8569 res.preferredOrder = service.owner.mPreferredOrder; 8570 res.match = match; 8571 res.isDefault = info.hasDefault; 8572 res.labelRes = info.labelRes; 8573 res.nonLocalizedLabel = info.nonLocalizedLabel; 8574 res.icon = info.icon; 8575 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8576 return res; 8577 } 8578 8579 @Override 8580 protected void sortResults(List<ResolveInfo> results) { 8581 Collections.sort(results, mResolvePrioritySorter); 8582 } 8583 8584 @Override 8585 protected void dumpFilter(PrintWriter out, String prefix, 8586 PackageParser.ServiceIntentInfo filter) { 8587 out.print(prefix); out.print( 8588 Integer.toHexString(System.identityHashCode(filter.service))); 8589 out.print(' '); 8590 filter.service.printComponentShortName(out); 8591 out.print(" filter "); 8592 out.println(Integer.toHexString(System.identityHashCode(filter))); 8593 } 8594 8595 @Override 8596 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8597 return filter.service; 8598 } 8599 8600 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8601 PackageParser.Service service = (PackageParser.Service)label; 8602 out.print(prefix); out.print( 8603 Integer.toHexString(System.identityHashCode(service))); 8604 out.print(' '); 8605 service.printComponentShortName(out); 8606 if (count > 1) { 8607 out.print(" ("); out.print(count); out.print(" filters)"); 8608 } 8609 out.println(); 8610 } 8611 8612// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8613// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8614// final List<ResolveInfo> retList = Lists.newArrayList(); 8615// while (i.hasNext()) { 8616// final ResolveInfo resolveInfo = (ResolveInfo) i; 8617// if (isEnabledLP(resolveInfo.serviceInfo)) { 8618// retList.add(resolveInfo); 8619// } 8620// } 8621// return retList; 8622// } 8623 8624 // Keys are String (activity class name), values are Activity. 8625 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8626 = new ArrayMap<ComponentName, PackageParser.Service>(); 8627 private int mFlags; 8628 }; 8629 8630 private final class ProviderIntentResolver 8631 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8632 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8633 boolean defaultOnly, int userId) { 8634 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8635 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8636 } 8637 8638 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8639 int userId) { 8640 if (!sUserManager.exists(userId)) 8641 return null; 8642 mFlags = flags; 8643 return super.queryIntent(intent, resolvedType, 8644 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8645 } 8646 8647 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8648 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8649 if (!sUserManager.exists(userId)) 8650 return null; 8651 if (packageProviders == null) { 8652 return null; 8653 } 8654 mFlags = flags; 8655 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8656 final int N = packageProviders.size(); 8657 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8658 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8659 8660 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8661 for (int i = 0; i < N; ++i) { 8662 intentFilters = packageProviders.get(i).intents; 8663 if (intentFilters != null && intentFilters.size() > 0) { 8664 PackageParser.ProviderIntentInfo[] array = 8665 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8666 intentFilters.toArray(array); 8667 listCut.add(array); 8668 } 8669 } 8670 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8671 } 8672 8673 public final void addProvider(PackageParser.Provider p) { 8674 if (mProviders.containsKey(p.getComponentName())) { 8675 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8676 return; 8677 } 8678 8679 mProviders.put(p.getComponentName(), p); 8680 if (DEBUG_SHOW_INFO) { 8681 Log.v(TAG, " " 8682 + (p.info.nonLocalizedLabel != null 8683 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8684 Log.v(TAG, " Class=" + p.info.name); 8685 } 8686 final int NI = p.intents.size(); 8687 int j; 8688 for (j = 0; j < NI; j++) { 8689 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8690 if (DEBUG_SHOW_INFO) { 8691 Log.v(TAG, " IntentFilter:"); 8692 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8693 } 8694 if (!intent.debugCheck()) { 8695 Log.w(TAG, "==> For Provider " + p.info.name); 8696 } 8697 addFilter(intent); 8698 } 8699 } 8700 8701 public final void removeProvider(PackageParser.Provider p) { 8702 mProviders.remove(p.getComponentName()); 8703 if (DEBUG_SHOW_INFO) { 8704 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8705 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8706 Log.v(TAG, " Class=" + p.info.name); 8707 } 8708 final int NI = p.intents.size(); 8709 int j; 8710 for (j = 0; j < NI; j++) { 8711 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8712 if (DEBUG_SHOW_INFO) { 8713 Log.v(TAG, " IntentFilter:"); 8714 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8715 } 8716 removeFilter(intent); 8717 } 8718 } 8719 8720 @Override 8721 protected boolean allowFilterResult( 8722 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8723 ProviderInfo filterPi = filter.provider.info; 8724 for (int i = dest.size() - 1; i >= 0; i--) { 8725 ProviderInfo destPi = dest.get(i).providerInfo; 8726 if (destPi.name == filterPi.name 8727 && destPi.packageName == filterPi.packageName) { 8728 return false; 8729 } 8730 } 8731 return true; 8732 } 8733 8734 @Override 8735 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8736 return new PackageParser.ProviderIntentInfo[size]; 8737 } 8738 8739 @Override 8740 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8741 if (!sUserManager.exists(userId)) 8742 return true; 8743 PackageParser.Package p = filter.provider.owner; 8744 if (p != null) { 8745 PackageSetting ps = (PackageSetting) p.mExtras; 8746 if (ps != null) { 8747 // System apps are never considered stopped for purposes of 8748 // filtering, because there may be no way for the user to 8749 // actually re-launch them. 8750 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8751 && ps.getStopped(userId); 8752 } 8753 } 8754 return false; 8755 } 8756 8757 @Override 8758 protected boolean isPackageForFilter(String packageName, 8759 PackageParser.ProviderIntentInfo info) { 8760 return packageName.equals(info.provider.owner.packageName); 8761 } 8762 8763 @Override 8764 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8765 int match, int userId) { 8766 if (!sUserManager.exists(userId)) 8767 return null; 8768 final PackageParser.ProviderIntentInfo info = filter; 8769 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8770 return null; 8771 } 8772 final PackageParser.Provider provider = info.provider; 8773 if (mSafeMode && (provider.info.applicationInfo.flags 8774 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8775 return null; 8776 } 8777 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8778 if (ps == null) { 8779 return null; 8780 } 8781 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8782 ps.readUserState(userId), userId); 8783 if (pi == null) { 8784 return null; 8785 } 8786 final ResolveInfo res = new ResolveInfo(); 8787 res.providerInfo = pi; 8788 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8789 res.filter = filter; 8790 } 8791 res.priority = info.getPriority(); 8792 res.preferredOrder = provider.owner.mPreferredOrder; 8793 res.match = match; 8794 res.isDefault = info.hasDefault; 8795 res.labelRes = info.labelRes; 8796 res.nonLocalizedLabel = info.nonLocalizedLabel; 8797 res.icon = info.icon; 8798 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8799 return res; 8800 } 8801 8802 @Override 8803 protected void sortResults(List<ResolveInfo> results) { 8804 Collections.sort(results, mResolvePrioritySorter); 8805 } 8806 8807 @Override 8808 protected void dumpFilter(PrintWriter out, String prefix, 8809 PackageParser.ProviderIntentInfo filter) { 8810 out.print(prefix); 8811 out.print( 8812 Integer.toHexString(System.identityHashCode(filter.provider))); 8813 out.print(' '); 8814 filter.provider.printComponentShortName(out); 8815 out.print(" filter "); 8816 out.println(Integer.toHexString(System.identityHashCode(filter))); 8817 } 8818 8819 @Override 8820 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8821 return filter.provider; 8822 } 8823 8824 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8825 PackageParser.Provider provider = (PackageParser.Provider)label; 8826 out.print(prefix); out.print( 8827 Integer.toHexString(System.identityHashCode(provider))); 8828 out.print(' '); 8829 provider.printComponentShortName(out); 8830 if (count > 1) { 8831 out.print(" ("); out.print(count); out.print(" filters)"); 8832 } 8833 out.println(); 8834 } 8835 8836 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8837 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8838 private int mFlags; 8839 }; 8840 8841 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8842 new Comparator<ResolveInfo>() { 8843 public int compare(ResolveInfo r1, ResolveInfo r2) { 8844 int v1 = r1.priority; 8845 int v2 = r2.priority; 8846 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8847 if (v1 != v2) { 8848 return (v1 > v2) ? -1 : 1; 8849 } 8850 v1 = r1.preferredOrder; 8851 v2 = r2.preferredOrder; 8852 if (v1 != v2) { 8853 return (v1 > v2) ? -1 : 1; 8854 } 8855 if (r1.isDefault != r2.isDefault) { 8856 return r1.isDefault ? -1 : 1; 8857 } 8858 v1 = r1.match; 8859 v2 = r2.match; 8860 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8861 if (v1 != v2) { 8862 return (v1 > v2) ? -1 : 1; 8863 } 8864 if (r1.system != r2.system) { 8865 return r1.system ? -1 : 1; 8866 } 8867 return 0; 8868 } 8869 }; 8870 8871 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8872 new Comparator<ProviderInfo>() { 8873 public int compare(ProviderInfo p1, ProviderInfo p2) { 8874 final int v1 = p1.initOrder; 8875 final int v2 = p2.initOrder; 8876 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8877 } 8878 }; 8879 8880 final void sendPackageBroadcast(final String action, final String pkg, 8881 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 8882 final int[] userIds) { 8883 mHandler.post(new Runnable() { 8884 @Override 8885 public void run() { 8886 try { 8887 final IActivityManager am = ActivityManagerNative.getDefault(); 8888 if (am == null) return; 8889 final int[] resolvedUserIds; 8890 if (userIds == null) { 8891 resolvedUserIds = am.getRunningUserIds(); 8892 } else { 8893 resolvedUserIds = userIds; 8894 } 8895 for (int id : resolvedUserIds) { 8896 final Intent intent = new Intent(action, 8897 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8898 if (extras != null) { 8899 intent.putExtras(extras); 8900 } 8901 if (targetPkg != null) { 8902 intent.setPackage(targetPkg); 8903 } 8904 // Modify the UID when posting to other users 8905 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8906 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8907 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8908 intent.putExtra(Intent.EXTRA_UID, uid); 8909 } 8910 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8911 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8912 if (DEBUG_BROADCASTS) { 8913 RuntimeException here = new RuntimeException("here"); 8914 here.fillInStackTrace(); 8915 Slog.d(TAG, "Sending to user " + id + ": " 8916 + intent.toShortString(false, true, false, false) 8917 + " " + intent.getExtras(), here); 8918 } 8919 am.broadcastIntent(null, intent, null, finishedReceiver, 8920 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8921 null, finishedReceiver != null, false, id); 8922 } 8923 } catch (RemoteException ex) { 8924 } 8925 } 8926 }); 8927 } 8928 8929 /** 8930 * Check if the external storage media is available. This is true if there 8931 * is a mounted external storage medium or if the external storage is 8932 * emulated. 8933 */ 8934 private boolean isExternalMediaAvailable() { 8935 return mMediaMounted || Environment.isExternalStorageEmulated(); 8936 } 8937 8938 @Override 8939 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8940 // writer 8941 synchronized (mPackages) { 8942 if (!isExternalMediaAvailable()) { 8943 // If the external storage is no longer mounted at this point, 8944 // the caller may not have been able to delete all of this 8945 // packages files and can not delete any more. Bail. 8946 return null; 8947 } 8948 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8949 if (lastPackage != null) { 8950 pkgs.remove(lastPackage); 8951 } 8952 if (pkgs.size() > 0) { 8953 return pkgs.get(0); 8954 } 8955 } 8956 return null; 8957 } 8958 8959 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8960 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8961 userId, andCode ? 1 : 0, packageName); 8962 if (mSystemReady) { 8963 msg.sendToTarget(); 8964 } else { 8965 if (mPostSystemReadyMessages == null) { 8966 mPostSystemReadyMessages = new ArrayList<>(); 8967 } 8968 mPostSystemReadyMessages.add(msg); 8969 } 8970 } 8971 8972 void startCleaningPackages() { 8973 // reader 8974 synchronized (mPackages) { 8975 if (!isExternalMediaAvailable()) { 8976 return; 8977 } 8978 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8979 return; 8980 } 8981 } 8982 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8983 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8984 IActivityManager am = ActivityManagerNative.getDefault(); 8985 if (am != null) { 8986 try { 8987 am.startService(null, intent, null, UserHandle.USER_OWNER); 8988 } catch (RemoteException e) { 8989 } 8990 } 8991 } 8992 8993 @Override 8994 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8995 int installFlags, String installerPackageName, VerificationParams verificationParams, 8996 String packageAbiOverride) { 8997 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8998 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8999 } 9000 9001 @Override 9002 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9003 int installFlags, String installerPackageName, VerificationParams verificationParams, 9004 String packageAbiOverride, int userId) { 9005 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9006 9007 final int callingUid = Binder.getCallingUid(); 9008 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9009 9010 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9011 try { 9012 if (observer != null) { 9013 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9014 } 9015 } catch (RemoteException re) { 9016 } 9017 return; 9018 } 9019 9020 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9021 installFlags |= PackageManager.INSTALL_FROM_ADB; 9022 9023 } else { 9024 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9025 // about installerPackageName. 9026 9027 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9028 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9029 } 9030 9031 UserHandle user; 9032 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9033 user = UserHandle.ALL; 9034 } else { 9035 user = new UserHandle(userId); 9036 } 9037 9038 // Only system components can circumvent runtime permissions when installing. 9039 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9040 && mContext.checkCallingOrSelfPermission(Manifest.permission 9041 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9042 throw new SecurityException("You need the " 9043 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9044 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9045 } 9046 9047 verificationParams.setInstallerUid(callingUid); 9048 9049 final File originFile = new File(originPath); 9050 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9051 9052 final Message msg = mHandler.obtainMessage(INIT_COPY); 9053 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9054 null, verificationParams, user, packageAbiOverride); 9055 mHandler.sendMessage(msg); 9056 } 9057 9058 void installStage(String packageName, File stagedDir, String stagedCid, 9059 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9060 String installerPackageName, int installerUid, UserHandle user) { 9061 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9062 params.referrerUri, installerUid, null); 9063 9064 final OriginInfo origin; 9065 if (stagedDir != null) { 9066 origin = OriginInfo.fromStagedFile(stagedDir); 9067 } else { 9068 origin = OriginInfo.fromStagedContainer(stagedCid); 9069 } 9070 9071 final Message msg = mHandler.obtainMessage(INIT_COPY); 9072 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9073 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9074 mHandler.sendMessage(msg); 9075 } 9076 9077 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9078 Bundle extras = new Bundle(1); 9079 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9080 9081 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9082 packageName, extras, null, null, new int[] {userId}); 9083 try { 9084 IActivityManager am = ActivityManagerNative.getDefault(); 9085 final boolean isSystem = 9086 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9087 if (isSystem && am.isUserRunning(userId, false)) { 9088 // The just-installed/enabled app is bundled on the system, so presumed 9089 // to be able to run automatically without needing an explicit launch. 9090 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9091 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9092 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9093 .setPackage(packageName); 9094 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9095 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9096 } 9097 } catch (RemoteException e) { 9098 // shouldn't happen 9099 Slog.w(TAG, "Unable to bootstrap installed package", e); 9100 } 9101 } 9102 9103 @Override 9104 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9105 int userId) { 9106 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9107 PackageSetting pkgSetting; 9108 final int uid = Binder.getCallingUid(); 9109 enforceCrossUserPermission(uid, userId, true, true, 9110 "setApplicationHiddenSetting for user " + userId); 9111 9112 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9113 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9114 return false; 9115 } 9116 9117 long callingId = Binder.clearCallingIdentity(); 9118 try { 9119 boolean sendAdded = false; 9120 boolean sendRemoved = false; 9121 // writer 9122 synchronized (mPackages) { 9123 pkgSetting = mSettings.mPackages.get(packageName); 9124 if (pkgSetting == null) { 9125 return false; 9126 } 9127 if (pkgSetting.getHidden(userId) != hidden) { 9128 pkgSetting.setHidden(hidden, userId); 9129 mSettings.writePackageRestrictionsLPr(userId); 9130 if (hidden) { 9131 sendRemoved = true; 9132 } else { 9133 sendAdded = true; 9134 } 9135 } 9136 } 9137 if (sendAdded) { 9138 sendPackageAddedForUser(packageName, pkgSetting, userId); 9139 return true; 9140 } 9141 if (sendRemoved) { 9142 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9143 "hiding pkg"); 9144 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9145 } 9146 } finally { 9147 Binder.restoreCallingIdentity(callingId); 9148 } 9149 return false; 9150 } 9151 9152 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9153 int userId) { 9154 final PackageRemovedInfo info = new PackageRemovedInfo(); 9155 info.removedPackage = packageName; 9156 info.removedUsers = new int[] {userId}; 9157 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9158 info.sendBroadcast(false, false, false); 9159 } 9160 9161 /** 9162 * Returns true if application is not found or there was an error. Otherwise it returns 9163 * the hidden state of the package for the given user. 9164 */ 9165 @Override 9166 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9167 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9168 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9169 false, "getApplicationHidden for user " + userId); 9170 PackageSetting pkgSetting; 9171 long callingId = Binder.clearCallingIdentity(); 9172 try { 9173 // writer 9174 synchronized (mPackages) { 9175 pkgSetting = mSettings.mPackages.get(packageName); 9176 if (pkgSetting == null) { 9177 return true; 9178 } 9179 return pkgSetting.getHidden(userId); 9180 } 9181 } finally { 9182 Binder.restoreCallingIdentity(callingId); 9183 } 9184 } 9185 9186 /** 9187 * @hide 9188 */ 9189 @Override 9190 public int installExistingPackageAsUser(String packageName, int userId) { 9191 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9192 null); 9193 PackageSetting pkgSetting; 9194 final int uid = Binder.getCallingUid(); 9195 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9196 + userId); 9197 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9198 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9199 } 9200 9201 long callingId = Binder.clearCallingIdentity(); 9202 try { 9203 boolean sendAdded = false; 9204 9205 // writer 9206 synchronized (mPackages) { 9207 pkgSetting = mSettings.mPackages.get(packageName); 9208 if (pkgSetting == null) { 9209 return PackageManager.INSTALL_FAILED_INVALID_URI; 9210 } 9211 if (!pkgSetting.getInstalled(userId)) { 9212 pkgSetting.setInstalled(true, userId); 9213 pkgSetting.setHidden(false, userId); 9214 mSettings.writePackageRestrictionsLPr(userId); 9215 sendAdded = true; 9216 } 9217 } 9218 9219 if (sendAdded) { 9220 sendPackageAddedForUser(packageName, pkgSetting, userId); 9221 } 9222 } finally { 9223 Binder.restoreCallingIdentity(callingId); 9224 } 9225 9226 return PackageManager.INSTALL_SUCCEEDED; 9227 } 9228 9229 boolean isUserRestricted(int userId, String restrictionKey) { 9230 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9231 if (restrictions.getBoolean(restrictionKey, false)) { 9232 Log.w(TAG, "User is restricted: " + restrictionKey); 9233 return true; 9234 } 9235 return false; 9236 } 9237 9238 @Override 9239 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9240 mContext.enforceCallingOrSelfPermission( 9241 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9242 "Only package verification agents can verify applications"); 9243 9244 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9245 final PackageVerificationResponse response = new PackageVerificationResponse( 9246 verificationCode, Binder.getCallingUid()); 9247 msg.arg1 = id; 9248 msg.obj = response; 9249 mHandler.sendMessage(msg); 9250 } 9251 9252 @Override 9253 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9254 long millisecondsToDelay) { 9255 mContext.enforceCallingOrSelfPermission( 9256 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9257 "Only package verification agents can extend verification timeouts"); 9258 9259 final PackageVerificationState state = mPendingVerification.get(id); 9260 final PackageVerificationResponse response = new PackageVerificationResponse( 9261 verificationCodeAtTimeout, Binder.getCallingUid()); 9262 9263 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9264 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9265 } 9266 if (millisecondsToDelay < 0) { 9267 millisecondsToDelay = 0; 9268 } 9269 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9270 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9271 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9272 } 9273 9274 if ((state != null) && !state.timeoutExtended()) { 9275 state.extendTimeout(); 9276 9277 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9278 msg.arg1 = id; 9279 msg.obj = response; 9280 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9281 } 9282 } 9283 9284 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9285 int verificationCode, UserHandle user) { 9286 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9287 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9288 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9289 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9290 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9291 9292 mContext.sendBroadcastAsUser(intent, user, 9293 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9294 } 9295 9296 private ComponentName matchComponentForVerifier(String packageName, 9297 List<ResolveInfo> receivers) { 9298 ActivityInfo targetReceiver = null; 9299 9300 final int NR = receivers.size(); 9301 for (int i = 0; i < NR; i++) { 9302 final ResolveInfo info = receivers.get(i); 9303 if (info.activityInfo == null) { 9304 continue; 9305 } 9306 9307 if (packageName.equals(info.activityInfo.packageName)) { 9308 targetReceiver = info.activityInfo; 9309 break; 9310 } 9311 } 9312 9313 if (targetReceiver == null) { 9314 return null; 9315 } 9316 9317 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9318 } 9319 9320 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9321 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9322 if (pkgInfo.verifiers.length == 0) { 9323 return null; 9324 } 9325 9326 final int N = pkgInfo.verifiers.length; 9327 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9328 for (int i = 0; i < N; i++) { 9329 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9330 9331 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9332 receivers); 9333 if (comp == null) { 9334 continue; 9335 } 9336 9337 final int verifierUid = getUidForVerifier(verifierInfo); 9338 if (verifierUid == -1) { 9339 continue; 9340 } 9341 9342 if (DEBUG_VERIFY) { 9343 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9344 + " with the correct signature"); 9345 } 9346 sufficientVerifiers.add(comp); 9347 verificationState.addSufficientVerifier(verifierUid); 9348 } 9349 9350 return sufficientVerifiers; 9351 } 9352 9353 private int getUidForVerifier(VerifierInfo verifierInfo) { 9354 synchronized (mPackages) { 9355 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9356 if (pkg == null) { 9357 return -1; 9358 } else if (pkg.mSignatures.length != 1) { 9359 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9360 + " has more than one signature; ignoring"); 9361 return -1; 9362 } 9363 9364 /* 9365 * If the public key of the package's signature does not match 9366 * our expected public key, then this is a different package and 9367 * we should skip. 9368 */ 9369 9370 final byte[] expectedPublicKey; 9371 try { 9372 final Signature verifierSig = pkg.mSignatures[0]; 9373 final PublicKey publicKey = verifierSig.getPublicKey(); 9374 expectedPublicKey = publicKey.getEncoded(); 9375 } catch (CertificateException e) { 9376 return -1; 9377 } 9378 9379 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9380 9381 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9382 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9383 + " does not have the expected public key; ignoring"); 9384 return -1; 9385 } 9386 9387 return pkg.applicationInfo.uid; 9388 } 9389 } 9390 9391 @Override 9392 public void finishPackageInstall(int token) { 9393 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9394 9395 if (DEBUG_INSTALL) { 9396 Slog.v(TAG, "BM finishing package install for " + token); 9397 } 9398 9399 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9400 mHandler.sendMessage(msg); 9401 } 9402 9403 /** 9404 * Get the verification agent timeout. 9405 * 9406 * @return verification timeout in milliseconds 9407 */ 9408 private long getVerificationTimeout() { 9409 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9410 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9411 DEFAULT_VERIFICATION_TIMEOUT); 9412 } 9413 9414 /** 9415 * Get the default verification agent response code. 9416 * 9417 * @return default verification response code 9418 */ 9419 private int getDefaultVerificationResponse() { 9420 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9421 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9422 DEFAULT_VERIFICATION_RESPONSE); 9423 } 9424 9425 /** 9426 * Check whether or not package verification has been enabled. 9427 * 9428 * @return true if verification should be performed 9429 */ 9430 private boolean isVerificationEnabled(int userId, int installFlags) { 9431 if (!DEFAULT_VERIFY_ENABLE) { 9432 return false; 9433 } 9434 9435 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9436 9437 // Check if installing from ADB 9438 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9439 // Do not run verification in a test harness environment 9440 if (ActivityManager.isRunningInTestHarness()) { 9441 return false; 9442 } 9443 if (ensureVerifyAppsEnabled) { 9444 return true; 9445 } 9446 // Check if the developer does not want package verification for ADB installs 9447 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9448 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9449 return false; 9450 } 9451 } 9452 9453 if (ensureVerifyAppsEnabled) { 9454 return true; 9455 } 9456 9457 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9458 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9459 } 9460 9461 @Override 9462 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9463 throws RemoteException { 9464 mContext.enforceCallingOrSelfPermission( 9465 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9466 "Only intentfilter verification agents can verify applications"); 9467 9468 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9469 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9470 Binder.getCallingUid(), verificationCode, failedDomains); 9471 msg.arg1 = id; 9472 msg.obj = response; 9473 mHandler.sendMessage(msg); 9474 } 9475 9476 @Override 9477 public int getIntentVerificationStatus(String packageName, int userId) { 9478 synchronized (mPackages) { 9479 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9480 } 9481 } 9482 9483 @Override 9484 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9485 boolean result = false; 9486 synchronized (mPackages) { 9487 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9488 } 9489 if (result) { 9490 scheduleWritePackageRestrictionsLocked(userId); 9491 } 9492 return result; 9493 } 9494 9495 @Override 9496 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9497 synchronized (mPackages) { 9498 return mSettings.getIntentFilterVerificationsLPr(packageName); 9499 } 9500 } 9501 9502 @Override 9503 public List<IntentFilter> getAllIntentFilters(String packageName) { 9504 if (TextUtils.isEmpty(packageName)) { 9505 return Collections.<IntentFilter>emptyList(); 9506 } 9507 synchronized (mPackages) { 9508 PackageParser.Package pkg = mPackages.get(packageName); 9509 if (pkg == null || pkg.activities == null) { 9510 return Collections.<IntentFilter>emptyList(); 9511 } 9512 final int count = pkg.activities.size(); 9513 ArrayList<IntentFilter> result = new ArrayList<>(); 9514 for (int n=0; n<count; n++) { 9515 PackageParser.Activity activity = pkg.activities.get(n); 9516 if (activity.intents != null || activity.intents.size() > 0) { 9517 result.addAll(activity.intents); 9518 } 9519 } 9520 return result; 9521 } 9522 } 9523 9524 @Override 9525 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9526 synchronized (mPackages) { 9527 boolean result = mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9528 if (packageName != null) { 9529 result |= updateIntentVerificationStatus(packageName, 9530 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9531 UserHandle.myUserId()); 9532 } 9533 return result; 9534 } 9535 } 9536 9537 @Override 9538 public String getDefaultBrowserPackageName(int userId) { 9539 synchronized (mPackages) { 9540 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9541 } 9542 } 9543 9544 /** 9545 * Get the "allow unknown sources" setting. 9546 * 9547 * @return the current "allow unknown sources" setting 9548 */ 9549 private int getUnknownSourcesSettings() { 9550 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9551 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9552 -1); 9553 } 9554 9555 @Override 9556 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9557 final int uid = Binder.getCallingUid(); 9558 // writer 9559 synchronized (mPackages) { 9560 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9561 if (targetPackageSetting == null) { 9562 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9563 } 9564 9565 PackageSetting installerPackageSetting; 9566 if (installerPackageName != null) { 9567 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9568 if (installerPackageSetting == null) { 9569 throw new IllegalArgumentException("Unknown installer package: " 9570 + installerPackageName); 9571 } 9572 } else { 9573 installerPackageSetting = null; 9574 } 9575 9576 Signature[] callerSignature; 9577 Object obj = mSettings.getUserIdLPr(uid); 9578 if (obj != null) { 9579 if (obj instanceof SharedUserSetting) { 9580 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9581 } else if (obj instanceof PackageSetting) { 9582 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9583 } else { 9584 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9585 } 9586 } else { 9587 throw new SecurityException("Unknown calling uid " + uid); 9588 } 9589 9590 // Verify: can't set installerPackageName to a package that is 9591 // not signed with the same cert as the caller. 9592 if (installerPackageSetting != null) { 9593 if (compareSignatures(callerSignature, 9594 installerPackageSetting.signatures.mSignatures) 9595 != PackageManager.SIGNATURE_MATCH) { 9596 throw new SecurityException( 9597 "Caller does not have same cert as new installer package " 9598 + installerPackageName); 9599 } 9600 } 9601 9602 // Verify: if target already has an installer package, it must 9603 // be signed with the same cert as the caller. 9604 if (targetPackageSetting.installerPackageName != null) { 9605 PackageSetting setting = mSettings.mPackages.get( 9606 targetPackageSetting.installerPackageName); 9607 // If the currently set package isn't valid, then it's always 9608 // okay to change it. 9609 if (setting != null) { 9610 if (compareSignatures(callerSignature, 9611 setting.signatures.mSignatures) 9612 != PackageManager.SIGNATURE_MATCH) { 9613 throw new SecurityException( 9614 "Caller does not have same cert as old installer package " 9615 + targetPackageSetting.installerPackageName); 9616 } 9617 } 9618 } 9619 9620 // Okay! 9621 targetPackageSetting.installerPackageName = installerPackageName; 9622 scheduleWriteSettingsLocked(); 9623 } 9624 } 9625 9626 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9627 // Queue up an async operation since the package installation may take a little while. 9628 mHandler.post(new Runnable() { 9629 public void run() { 9630 mHandler.removeCallbacks(this); 9631 // Result object to be returned 9632 PackageInstalledInfo res = new PackageInstalledInfo(); 9633 res.returnCode = currentStatus; 9634 res.uid = -1; 9635 res.pkg = null; 9636 res.removedInfo = new PackageRemovedInfo(); 9637 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9638 args.doPreInstall(res.returnCode); 9639 synchronized (mInstallLock) { 9640 installPackageLI(args, res); 9641 } 9642 args.doPostInstall(res.returnCode, res.uid); 9643 } 9644 9645 // A restore should be performed at this point if (a) the install 9646 // succeeded, (b) the operation is not an update, and (c) the new 9647 // package has not opted out of backup participation. 9648 final boolean update = res.removedInfo.removedPackage != null; 9649 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9650 boolean doRestore = !update 9651 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9652 9653 // Set up the post-install work request bookkeeping. This will be used 9654 // and cleaned up by the post-install event handling regardless of whether 9655 // there's a restore pass performed. Token values are >= 1. 9656 int token; 9657 if (mNextInstallToken < 0) mNextInstallToken = 1; 9658 token = mNextInstallToken++; 9659 9660 PostInstallData data = new PostInstallData(args, res); 9661 mRunningInstalls.put(token, data); 9662 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9663 9664 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9665 // Pass responsibility to the Backup Manager. It will perform a 9666 // restore if appropriate, then pass responsibility back to the 9667 // Package Manager to run the post-install observer callbacks 9668 // and broadcasts. 9669 IBackupManager bm = IBackupManager.Stub.asInterface( 9670 ServiceManager.getService(Context.BACKUP_SERVICE)); 9671 if (bm != null) { 9672 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9673 + " to BM for possible restore"); 9674 try { 9675 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9676 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9677 } else { 9678 doRestore = false; 9679 } 9680 } catch (RemoteException e) { 9681 // can't happen; the backup manager is local 9682 } catch (Exception e) { 9683 Slog.e(TAG, "Exception trying to enqueue restore", e); 9684 doRestore = false; 9685 } 9686 } else { 9687 Slog.e(TAG, "Backup Manager not found!"); 9688 doRestore = false; 9689 } 9690 } 9691 9692 if (!doRestore) { 9693 // No restore possible, or the Backup Manager was mysteriously not 9694 // available -- just fire the post-install work request directly. 9695 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9696 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9697 mHandler.sendMessage(msg); 9698 } 9699 } 9700 }); 9701 } 9702 9703 private abstract class HandlerParams { 9704 private static final int MAX_RETRIES = 4; 9705 9706 /** 9707 * Number of times startCopy() has been attempted and had a non-fatal 9708 * error. 9709 */ 9710 private int mRetries = 0; 9711 9712 /** User handle for the user requesting the information or installation. */ 9713 private final UserHandle mUser; 9714 9715 HandlerParams(UserHandle user) { 9716 mUser = user; 9717 } 9718 9719 UserHandle getUser() { 9720 return mUser; 9721 } 9722 9723 final boolean startCopy() { 9724 boolean res; 9725 try { 9726 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9727 9728 if (++mRetries > MAX_RETRIES) { 9729 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9730 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9731 handleServiceError(); 9732 return false; 9733 } else { 9734 handleStartCopy(); 9735 res = true; 9736 } 9737 } catch (RemoteException e) { 9738 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9739 mHandler.sendEmptyMessage(MCS_RECONNECT); 9740 res = false; 9741 } 9742 handleReturnCode(); 9743 return res; 9744 } 9745 9746 final void serviceError() { 9747 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9748 handleServiceError(); 9749 handleReturnCode(); 9750 } 9751 9752 abstract void handleStartCopy() throws RemoteException; 9753 abstract void handleServiceError(); 9754 abstract void handleReturnCode(); 9755 } 9756 9757 class MeasureParams extends HandlerParams { 9758 private final PackageStats mStats; 9759 private boolean mSuccess; 9760 9761 private final IPackageStatsObserver mObserver; 9762 9763 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9764 super(new UserHandle(stats.userHandle)); 9765 mObserver = observer; 9766 mStats = stats; 9767 } 9768 9769 @Override 9770 public String toString() { 9771 return "MeasureParams{" 9772 + Integer.toHexString(System.identityHashCode(this)) 9773 + " " + mStats.packageName + "}"; 9774 } 9775 9776 @Override 9777 void handleStartCopy() throws RemoteException { 9778 synchronized (mInstallLock) { 9779 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9780 } 9781 9782 if (mSuccess) { 9783 final boolean mounted; 9784 if (Environment.isExternalStorageEmulated()) { 9785 mounted = true; 9786 } else { 9787 final String status = Environment.getExternalStorageState(); 9788 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9789 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9790 } 9791 9792 if (mounted) { 9793 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9794 9795 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9796 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9797 9798 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9799 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9800 9801 // Always subtract cache size, since it's a subdirectory 9802 mStats.externalDataSize -= mStats.externalCacheSize; 9803 9804 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9805 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9806 9807 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9808 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9809 } 9810 } 9811 } 9812 9813 @Override 9814 void handleReturnCode() { 9815 if (mObserver != null) { 9816 try { 9817 mObserver.onGetStatsCompleted(mStats, mSuccess); 9818 } catch (RemoteException e) { 9819 Slog.i(TAG, "Observer no longer exists."); 9820 } 9821 } 9822 } 9823 9824 @Override 9825 void handleServiceError() { 9826 Slog.e(TAG, "Could not measure application " + mStats.packageName 9827 + " external storage"); 9828 } 9829 } 9830 9831 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9832 throws RemoteException { 9833 long result = 0; 9834 for (File path : paths) { 9835 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9836 } 9837 return result; 9838 } 9839 9840 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9841 for (File path : paths) { 9842 try { 9843 mcs.clearDirectory(path.getAbsolutePath()); 9844 } catch (RemoteException e) { 9845 } 9846 } 9847 } 9848 9849 static class OriginInfo { 9850 /** 9851 * Location where install is coming from, before it has been 9852 * copied/renamed into place. This could be a single monolithic APK 9853 * file, or a cluster directory. This location may be untrusted. 9854 */ 9855 final File file; 9856 final String cid; 9857 9858 /** 9859 * Flag indicating that {@link #file} or {@link #cid} has already been 9860 * staged, meaning downstream users don't need to defensively copy the 9861 * contents. 9862 */ 9863 final boolean staged; 9864 9865 /** 9866 * Flag indicating that {@link #file} or {@link #cid} is an already 9867 * installed app that is being moved. 9868 */ 9869 final boolean existing; 9870 9871 final String resolvedPath; 9872 final File resolvedFile; 9873 9874 static OriginInfo fromNothing() { 9875 return new OriginInfo(null, null, false, false); 9876 } 9877 9878 static OriginInfo fromUntrustedFile(File file) { 9879 return new OriginInfo(file, null, false, false); 9880 } 9881 9882 static OriginInfo fromExistingFile(File file) { 9883 return new OriginInfo(file, null, false, true); 9884 } 9885 9886 static OriginInfo fromStagedFile(File file) { 9887 return new OriginInfo(file, null, true, false); 9888 } 9889 9890 static OriginInfo fromStagedContainer(String cid) { 9891 return new OriginInfo(null, cid, true, false); 9892 } 9893 9894 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9895 this.file = file; 9896 this.cid = cid; 9897 this.staged = staged; 9898 this.existing = existing; 9899 9900 if (cid != null) { 9901 resolvedPath = PackageHelper.getSdDir(cid); 9902 resolvedFile = new File(resolvedPath); 9903 } else if (file != null) { 9904 resolvedPath = file.getAbsolutePath(); 9905 resolvedFile = file; 9906 } else { 9907 resolvedPath = null; 9908 resolvedFile = null; 9909 } 9910 } 9911 } 9912 9913 class MoveInfo { 9914 final int moveId; 9915 final String fromUuid; 9916 final String toUuid; 9917 final String packageName; 9918 final String dataAppName; 9919 final int appId; 9920 final String seinfo; 9921 9922 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 9923 String dataAppName, int appId, String seinfo) { 9924 this.moveId = moveId; 9925 this.fromUuid = fromUuid; 9926 this.toUuid = toUuid; 9927 this.packageName = packageName; 9928 this.dataAppName = dataAppName; 9929 this.appId = appId; 9930 this.seinfo = seinfo; 9931 } 9932 } 9933 9934 class InstallParams extends HandlerParams { 9935 final OriginInfo origin; 9936 final MoveInfo move; 9937 final IPackageInstallObserver2 observer; 9938 int installFlags; 9939 final String installerPackageName; 9940 final String volumeUuid; 9941 final VerificationParams verificationParams; 9942 private InstallArgs mArgs; 9943 private int mRet; 9944 final String packageAbiOverride; 9945 9946 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 9947 int installFlags, String installerPackageName, String volumeUuid, 9948 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9949 super(user); 9950 this.origin = origin; 9951 this.move = move; 9952 this.observer = observer; 9953 this.installFlags = installFlags; 9954 this.installerPackageName = installerPackageName; 9955 this.volumeUuid = volumeUuid; 9956 this.verificationParams = verificationParams; 9957 this.packageAbiOverride = packageAbiOverride; 9958 } 9959 9960 @Override 9961 public String toString() { 9962 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9963 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9964 } 9965 9966 public ManifestDigest getManifestDigest() { 9967 if (verificationParams == null) { 9968 return null; 9969 } 9970 return verificationParams.getManifestDigest(); 9971 } 9972 9973 private int installLocationPolicy(PackageInfoLite pkgLite) { 9974 String packageName = pkgLite.packageName; 9975 int installLocation = pkgLite.installLocation; 9976 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9977 // reader 9978 synchronized (mPackages) { 9979 PackageParser.Package pkg = mPackages.get(packageName); 9980 if (pkg != null) { 9981 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9982 // Check for downgrading. 9983 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9984 try { 9985 checkDowngrade(pkg, pkgLite); 9986 } catch (PackageManagerException e) { 9987 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9988 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9989 } 9990 } 9991 // Check for updated system application. 9992 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9993 if (onSd) { 9994 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9995 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9996 } 9997 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9998 } else { 9999 if (onSd) { 10000 // Install flag overrides everything. 10001 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10002 } 10003 // If current upgrade specifies particular preference 10004 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10005 // Application explicitly specified internal. 10006 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10007 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10008 // App explictly prefers external. Let policy decide 10009 } else { 10010 // Prefer previous location 10011 if (isExternal(pkg)) { 10012 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10013 } 10014 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10015 } 10016 } 10017 } else { 10018 // Invalid install. Return error code 10019 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10020 } 10021 } 10022 } 10023 // All the special cases have been taken care of. 10024 // Return result based on recommended install location. 10025 if (onSd) { 10026 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10027 } 10028 return pkgLite.recommendedInstallLocation; 10029 } 10030 10031 /* 10032 * Invoke remote method to get package information and install 10033 * location values. Override install location based on default 10034 * policy if needed and then create install arguments based 10035 * on the install location. 10036 */ 10037 public void handleStartCopy() throws RemoteException { 10038 int ret = PackageManager.INSTALL_SUCCEEDED; 10039 10040 // If we're already staged, we've firmly committed to an install location 10041 if (origin.staged) { 10042 if (origin.file != null) { 10043 installFlags |= PackageManager.INSTALL_INTERNAL; 10044 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10045 } else if (origin.cid != null) { 10046 installFlags |= PackageManager.INSTALL_EXTERNAL; 10047 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10048 } else { 10049 throw new IllegalStateException("Invalid stage location"); 10050 } 10051 } 10052 10053 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10054 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10055 10056 PackageInfoLite pkgLite = null; 10057 10058 if (onInt && onSd) { 10059 // Check if both bits are set. 10060 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10061 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10062 } else { 10063 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10064 packageAbiOverride); 10065 10066 /* 10067 * If we have too little free space, try to free cache 10068 * before giving up. 10069 */ 10070 if (!origin.staged && pkgLite.recommendedInstallLocation 10071 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10072 // TODO: focus freeing disk space on the target device 10073 final StorageManager storage = StorageManager.from(mContext); 10074 final long lowThreshold = storage.getStorageLowBytes( 10075 Environment.getDataDirectory()); 10076 10077 final long sizeBytes = mContainerService.calculateInstalledSize( 10078 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10079 10080 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10081 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10082 installFlags, packageAbiOverride); 10083 } 10084 10085 /* 10086 * The cache free must have deleted the file we 10087 * downloaded to install. 10088 * 10089 * TODO: fix the "freeCache" call to not delete 10090 * the file we care about. 10091 */ 10092 if (pkgLite.recommendedInstallLocation 10093 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10094 pkgLite.recommendedInstallLocation 10095 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10096 } 10097 } 10098 } 10099 10100 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10101 int loc = pkgLite.recommendedInstallLocation; 10102 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10103 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10104 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10105 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10106 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10107 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10108 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10109 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10110 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10111 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10112 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10113 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10114 } else { 10115 // Override with defaults if needed. 10116 loc = installLocationPolicy(pkgLite); 10117 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10118 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10119 } else if (!onSd && !onInt) { 10120 // Override install location with flags 10121 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10122 // Set the flag to install on external media. 10123 installFlags |= PackageManager.INSTALL_EXTERNAL; 10124 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10125 } else { 10126 // Make sure the flag for installing on external 10127 // media is unset 10128 installFlags |= PackageManager.INSTALL_INTERNAL; 10129 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10130 } 10131 } 10132 } 10133 } 10134 10135 final InstallArgs args = createInstallArgs(this); 10136 mArgs = args; 10137 10138 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10139 /* 10140 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10141 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10142 */ 10143 int userIdentifier = getUser().getIdentifier(); 10144 if (userIdentifier == UserHandle.USER_ALL 10145 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10146 userIdentifier = UserHandle.USER_OWNER; 10147 } 10148 10149 /* 10150 * Determine if we have any installed package verifiers. If we 10151 * do, then we'll defer to them to verify the packages. 10152 */ 10153 final int requiredUid = mRequiredVerifierPackage == null ? -1 10154 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10155 if (!origin.existing && requiredUid != -1 10156 && isVerificationEnabled(userIdentifier, installFlags)) { 10157 final Intent verification = new Intent( 10158 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10159 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10160 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10161 PACKAGE_MIME_TYPE); 10162 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10163 10164 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10165 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10166 0 /* TODO: Which userId? */); 10167 10168 if (DEBUG_VERIFY) { 10169 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10170 + verification.toString() + " with " + pkgLite.verifiers.length 10171 + " optional verifiers"); 10172 } 10173 10174 final int verificationId = mPendingVerificationToken++; 10175 10176 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10177 10178 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10179 installerPackageName); 10180 10181 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10182 installFlags); 10183 10184 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10185 pkgLite.packageName); 10186 10187 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10188 pkgLite.versionCode); 10189 10190 if (verificationParams != null) { 10191 if (verificationParams.getVerificationURI() != null) { 10192 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10193 verificationParams.getVerificationURI()); 10194 } 10195 if (verificationParams.getOriginatingURI() != null) { 10196 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10197 verificationParams.getOriginatingURI()); 10198 } 10199 if (verificationParams.getReferrer() != null) { 10200 verification.putExtra(Intent.EXTRA_REFERRER, 10201 verificationParams.getReferrer()); 10202 } 10203 if (verificationParams.getOriginatingUid() >= 0) { 10204 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10205 verificationParams.getOriginatingUid()); 10206 } 10207 if (verificationParams.getInstallerUid() >= 0) { 10208 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10209 verificationParams.getInstallerUid()); 10210 } 10211 } 10212 10213 final PackageVerificationState verificationState = new PackageVerificationState( 10214 requiredUid, args); 10215 10216 mPendingVerification.append(verificationId, verificationState); 10217 10218 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10219 receivers, verificationState); 10220 10221 /* 10222 * If any sufficient verifiers were listed in the package 10223 * manifest, attempt to ask them. 10224 */ 10225 if (sufficientVerifiers != null) { 10226 final int N = sufficientVerifiers.size(); 10227 if (N == 0) { 10228 Slog.i(TAG, "Additional verifiers required, but none installed."); 10229 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10230 } else { 10231 for (int i = 0; i < N; i++) { 10232 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10233 10234 final Intent sufficientIntent = new Intent(verification); 10235 sufficientIntent.setComponent(verifierComponent); 10236 10237 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10238 } 10239 } 10240 } 10241 10242 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10243 mRequiredVerifierPackage, receivers); 10244 if (ret == PackageManager.INSTALL_SUCCEEDED 10245 && mRequiredVerifierPackage != null) { 10246 /* 10247 * Send the intent to the required verification agent, 10248 * but only start the verification timeout after the 10249 * target BroadcastReceivers have run. 10250 */ 10251 verification.setComponent(requiredVerifierComponent); 10252 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10253 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10254 new BroadcastReceiver() { 10255 @Override 10256 public void onReceive(Context context, Intent intent) { 10257 final Message msg = mHandler 10258 .obtainMessage(CHECK_PENDING_VERIFICATION); 10259 msg.arg1 = verificationId; 10260 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10261 } 10262 }, null, 0, null, null); 10263 10264 /* 10265 * We don't want the copy to proceed until verification 10266 * succeeds, so null out this field. 10267 */ 10268 mArgs = null; 10269 } 10270 } else { 10271 /* 10272 * No package verification is enabled, so immediately start 10273 * the remote call to initiate copy using temporary file. 10274 */ 10275 ret = args.copyApk(mContainerService, true); 10276 } 10277 } 10278 10279 mRet = ret; 10280 } 10281 10282 @Override 10283 void handleReturnCode() { 10284 // If mArgs is null, then MCS couldn't be reached. When it 10285 // reconnects, it will try again to install. At that point, this 10286 // will succeed. 10287 if (mArgs != null) { 10288 processPendingInstall(mArgs, mRet); 10289 } 10290 } 10291 10292 @Override 10293 void handleServiceError() { 10294 mArgs = createInstallArgs(this); 10295 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10296 } 10297 10298 public boolean isForwardLocked() { 10299 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10300 } 10301 } 10302 10303 /** 10304 * Used during creation of InstallArgs 10305 * 10306 * @param installFlags package installation flags 10307 * @return true if should be installed on external storage 10308 */ 10309 private static boolean installOnExternalAsec(int installFlags) { 10310 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10311 return false; 10312 } 10313 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10314 return true; 10315 } 10316 return false; 10317 } 10318 10319 /** 10320 * Used during creation of InstallArgs 10321 * 10322 * @param installFlags package installation flags 10323 * @return true if should be installed as forward locked 10324 */ 10325 private static boolean installForwardLocked(int installFlags) { 10326 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10327 } 10328 10329 private InstallArgs createInstallArgs(InstallParams params) { 10330 if (params.move != null) { 10331 return new MoveInstallArgs(params); 10332 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10333 return new AsecInstallArgs(params); 10334 } else { 10335 return new FileInstallArgs(params); 10336 } 10337 } 10338 10339 /** 10340 * Create args that describe an existing installed package. Typically used 10341 * when cleaning up old installs, or used as a move source. 10342 */ 10343 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10344 String resourcePath, String[] instructionSets) { 10345 final boolean isInAsec; 10346 if (installOnExternalAsec(installFlags)) { 10347 /* Apps on SD card are always in ASEC containers. */ 10348 isInAsec = true; 10349 } else if (installForwardLocked(installFlags) 10350 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10351 /* 10352 * Forward-locked apps are only in ASEC containers if they're the 10353 * new style 10354 */ 10355 isInAsec = true; 10356 } else { 10357 isInAsec = false; 10358 } 10359 10360 if (isInAsec) { 10361 return new AsecInstallArgs(codePath, instructionSets, 10362 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10363 } else { 10364 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10365 } 10366 } 10367 10368 static abstract class InstallArgs { 10369 /** @see InstallParams#origin */ 10370 final OriginInfo origin; 10371 /** @see InstallParams#move */ 10372 final MoveInfo move; 10373 10374 final IPackageInstallObserver2 observer; 10375 // Always refers to PackageManager flags only 10376 final int installFlags; 10377 final String installerPackageName; 10378 final String volumeUuid; 10379 final ManifestDigest manifestDigest; 10380 final UserHandle user; 10381 final String abiOverride; 10382 10383 // The list of instruction sets supported by this app. This is currently 10384 // only used during the rmdex() phase to clean up resources. We can get rid of this 10385 // if we move dex files under the common app path. 10386 /* nullable */ String[] instructionSets; 10387 10388 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10389 int installFlags, String installerPackageName, String volumeUuid, 10390 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10391 String abiOverride) { 10392 this.origin = origin; 10393 this.move = move; 10394 this.installFlags = installFlags; 10395 this.observer = observer; 10396 this.installerPackageName = installerPackageName; 10397 this.volumeUuid = volumeUuid; 10398 this.manifestDigest = manifestDigest; 10399 this.user = user; 10400 this.instructionSets = instructionSets; 10401 this.abiOverride = abiOverride; 10402 } 10403 10404 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10405 abstract int doPreInstall(int status); 10406 10407 /** 10408 * Rename package into final resting place. All paths on the given 10409 * scanned package should be updated to reflect the rename. 10410 */ 10411 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10412 abstract int doPostInstall(int status, int uid); 10413 10414 /** @see PackageSettingBase#codePathString */ 10415 abstract String getCodePath(); 10416 /** @see PackageSettingBase#resourcePathString */ 10417 abstract String getResourcePath(); 10418 10419 // Need installer lock especially for dex file removal. 10420 abstract void cleanUpResourcesLI(); 10421 abstract boolean doPostDeleteLI(boolean delete); 10422 10423 /** 10424 * Called before the source arguments are copied. This is used mostly 10425 * for MoveParams when it needs to read the source file to put it in the 10426 * destination. 10427 */ 10428 int doPreCopy() { 10429 return PackageManager.INSTALL_SUCCEEDED; 10430 } 10431 10432 /** 10433 * Called after the source arguments are copied. This is used mostly for 10434 * MoveParams when it needs to read the source file to put it in the 10435 * destination. 10436 * 10437 * @return 10438 */ 10439 int doPostCopy(int uid) { 10440 return PackageManager.INSTALL_SUCCEEDED; 10441 } 10442 10443 protected boolean isFwdLocked() { 10444 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10445 } 10446 10447 protected boolean isExternalAsec() { 10448 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10449 } 10450 10451 UserHandle getUser() { 10452 return user; 10453 } 10454 } 10455 10456 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10457 if (!allCodePaths.isEmpty()) { 10458 if (instructionSets == null) { 10459 throw new IllegalStateException("instructionSet == null"); 10460 } 10461 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10462 for (String codePath : allCodePaths) { 10463 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10464 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10465 if (retCode < 0) { 10466 Slog.w(TAG, "Couldn't remove dex file for package: " 10467 + " at location " + codePath + ", retcode=" + retCode); 10468 // we don't consider this to be a failure of the core package deletion 10469 } 10470 } 10471 } 10472 } 10473 } 10474 10475 /** 10476 * Logic to handle installation of non-ASEC applications, including copying 10477 * and renaming logic. 10478 */ 10479 class FileInstallArgs extends InstallArgs { 10480 private File codeFile; 10481 private File resourceFile; 10482 10483 // Example topology: 10484 // /data/app/com.example/base.apk 10485 // /data/app/com.example/split_foo.apk 10486 // /data/app/com.example/lib/arm/libfoo.so 10487 // /data/app/com.example/lib/arm64/libfoo.so 10488 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10489 10490 /** New install */ 10491 FileInstallArgs(InstallParams params) { 10492 super(params.origin, params.move, params.observer, params.installFlags, 10493 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10494 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10495 if (isFwdLocked()) { 10496 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10497 } 10498 } 10499 10500 /** Existing install */ 10501 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10502 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10503 null); 10504 this.codeFile = (codePath != null) ? new File(codePath) : null; 10505 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10506 } 10507 10508 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10509 if (origin.staged) { 10510 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10511 codeFile = origin.file; 10512 resourceFile = origin.file; 10513 return PackageManager.INSTALL_SUCCEEDED; 10514 } 10515 10516 try { 10517 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10518 codeFile = tempDir; 10519 resourceFile = tempDir; 10520 } catch (IOException e) { 10521 Slog.w(TAG, "Failed to create copy file: " + e); 10522 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10523 } 10524 10525 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10526 @Override 10527 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10528 if (!FileUtils.isValidExtFilename(name)) { 10529 throw new IllegalArgumentException("Invalid filename: " + name); 10530 } 10531 try { 10532 final File file = new File(codeFile, name); 10533 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10534 O_RDWR | O_CREAT, 0644); 10535 Os.chmod(file.getAbsolutePath(), 0644); 10536 return new ParcelFileDescriptor(fd); 10537 } catch (ErrnoException e) { 10538 throw new RemoteException("Failed to open: " + e.getMessage()); 10539 } 10540 } 10541 }; 10542 10543 int ret = PackageManager.INSTALL_SUCCEEDED; 10544 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10545 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10546 Slog.e(TAG, "Failed to copy package"); 10547 return ret; 10548 } 10549 10550 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10551 NativeLibraryHelper.Handle handle = null; 10552 try { 10553 handle = NativeLibraryHelper.Handle.create(codeFile); 10554 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10555 abiOverride); 10556 } catch (IOException e) { 10557 Slog.e(TAG, "Copying native libraries failed", e); 10558 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10559 } finally { 10560 IoUtils.closeQuietly(handle); 10561 } 10562 10563 return ret; 10564 } 10565 10566 int doPreInstall(int status) { 10567 if (status != PackageManager.INSTALL_SUCCEEDED) { 10568 cleanUp(); 10569 } 10570 return status; 10571 } 10572 10573 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10574 if (status != PackageManager.INSTALL_SUCCEEDED) { 10575 cleanUp(); 10576 return false; 10577 } 10578 10579 final File targetDir = codeFile.getParentFile(); 10580 final File beforeCodeFile = codeFile; 10581 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10582 10583 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10584 try { 10585 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10586 } catch (ErrnoException e) { 10587 Slog.w(TAG, "Failed to rename", e); 10588 return false; 10589 } 10590 10591 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10592 Slog.w(TAG, "Failed to restorecon"); 10593 return false; 10594 } 10595 10596 // Reflect the rename internally 10597 codeFile = afterCodeFile; 10598 resourceFile = afterCodeFile; 10599 10600 // Reflect the rename in scanned details 10601 pkg.codePath = afterCodeFile.getAbsolutePath(); 10602 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10603 pkg.baseCodePath); 10604 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10605 pkg.splitCodePaths); 10606 10607 // Reflect the rename in app info 10608 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10609 pkg.applicationInfo.setCodePath(pkg.codePath); 10610 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10611 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10612 pkg.applicationInfo.setResourcePath(pkg.codePath); 10613 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10614 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10615 10616 return true; 10617 } 10618 10619 int doPostInstall(int status, int uid) { 10620 if (status != PackageManager.INSTALL_SUCCEEDED) { 10621 cleanUp(); 10622 } 10623 return status; 10624 } 10625 10626 @Override 10627 String getCodePath() { 10628 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10629 } 10630 10631 @Override 10632 String getResourcePath() { 10633 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10634 } 10635 10636 private boolean cleanUp() { 10637 if (codeFile == null || !codeFile.exists()) { 10638 return false; 10639 } 10640 10641 if (codeFile.isDirectory()) { 10642 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10643 } else { 10644 codeFile.delete(); 10645 } 10646 10647 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10648 resourceFile.delete(); 10649 } 10650 10651 return true; 10652 } 10653 10654 void cleanUpResourcesLI() { 10655 // Try enumerating all code paths before deleting 10656 List<String> allCodePaths = Collections.EMPTY_LIST; 10657 if (codeFile != null && codeFile.exists()) { 10658 try { 10659 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10660 allCodePaths = pkg.getAllCodePaths(); 10661 } catch (PackageParserException e) { 10662 // Ignored; we tried our best 10663 } 10664 } 10665 10666 cleanUp(); 10667 removeDexFiles(allCodePaths, instructionSets); 10668 } 10669 10670 boolean doPostDeleteLI(boolean delete) { 10671 // XXX err, shouldn't we respect the delete flag? 10672 cleanUpResourcesLI(); 10673 return true; 10674 } 10675 } 10676 10677 private boolean isAsecExternal(String cid) { 10678 final String asecPath = PackageHelper.getSdFilesystem(cid); 10679 return !asecPath.startsWith(mAsecInternalPath); 10680 } 10681 10682 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10683 PackageManagerException { 10684 if (copyRet < 0) { 10685 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10686 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10687 throw new PackageManagerException(copyRet, message); 10688 } 10689 } 10690 } 10691 10692 /** 10693 * Extract the MountService "container ID" from the full code path of an 10694 * .apk. 10695 */ 10696 static String cidFromCodePath(String fullCodePath) { 10697 int eidx = fullCodePath.lastIndexOf("/"); 10698 String subStr1 = fullCodePath.substring(0, eidx); 10699 int sidx = subStr1.lastIndexOf("/"); 10700 return subStr1.substring(sidx+1, eidx); 10701 } 10702 10703 /** 10704 * Logic to handle installation of ASEC applications, including copying and 10705 * renaming logic. 10706 */ 10707 class AsecInstallArgs extends InstallArgs { 10708 static final String RES_FILE_NAME = "pkg.apk"; 10709 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10710 10711 String cid; 10712 String packagePath; 10713 String resourcePath; 10714 10715 /** New install */ 10716 AsecInstallArgs(InstallParams params) { 10717 super(params.origin, params.move, params.observer, params.installFlags, 10718 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10719 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10720 } 10721 10722 /** Existing install */ 10723 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10724 boolean isExternal, boolean isForwardLocked) { 10725 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10726 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10727 instructionSets, null); 10728 // Hackily pretend we're still looking at a full code path 10729 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10730 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10731 } 10732 10733 // Extract cid from fullCodePath 10734 int eidx = fullCodePath.lastIndexOf("/"); 10735 String subStr1 = fullCodePath.substring(0, eidx); 10736 int sidx = subStr1.lastIndexOf("/"); 10737 cid = subStr1.substring(sidx+1, eidx); 10738 setMountPath(subStr1); 10739 } 10740 10741 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10742 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10743 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10744 instructionSets, null); 10745 this.cid = cid; 10746 setMountPath(PackageHelper.getSdDir(cid)); 10747 } 10748 10749 void createCopyFile() { 10750 cid = mInstallerService.allocateExternalStageCidLegacy(); 10751 } 10752 10753 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10754 if (origin.staged) { 10755 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10756 cid = origin.cid; 10757 setMountPath(PackageHelper.getSdDir(cid)); 10758 return PackageManager.INSTALL_SUCCEEDED; 10759 } 10760 10761 if (temp) { 10762 createCopyFile(); 10763 } else { 10764 /* 10765 * Pre-emptively destroy the container since it's destroyed if 10766 * copying fails due to it existing anyway. 10767 */ 10768 PackageHelper.destroySdDir(cid); 10769 } 10770 10771 final String newMountPath = imcs.copyPackageToContainer( 10772 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10773 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10774 10775 if (newMountPath != null) { 10776 setMountPath(newMountPath); 10777 return PackageManager.INSTALL_SUCCEEDED; 10778 } else { 10779 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10780 } 10781 } 10782 10783 @Override 10784 String getCodePath() { 10785 return packagePath; 10786 } 10787 10788 @Override 10789 String getResourcePath() { 10790 return resourcePath; 10791 } 10792 10793 int doPreInstall(int status) { 10794 if (status != PackageManager.INSTALL_SUCCEEDED) { 10795 // Destroy container 10796 PackageHelper.destroySdDir(cid); 10797 } else { 10798 boolean mounted = PackageHelper.isContainerMounted(cid); 10799 if (!mounted) { 10800 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10801 Process.SYSTEM_UID); 10802 if (newMountPath != null) { 10803 setMountPath(newMountPath); 10804 } else { 10805 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10806 } 10807 } 10808 } 10809 return status; 10810 } 10811 10812 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10813 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10814 String newMountPath = null; 10815 if (PackageHelper.isContainerMounted(cid)) { 10816 // Unmount the container 10817 if (!PackageHelper.unMountSdDir(cid)) { 10818 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10819 return false; 10820 } 10821 } 10822 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10823 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10824 " which might be stale. Will try to clean up."); 10825 // Clean up the stale container and proceed to recreate. 10826 if (!PackageHelper.destroySdDir(newCacheId)) { 10827 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10828 return false; 10829 } 10830 // Successfully cleaned up stale container. Try to rename again. 10831 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10832 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10833 + " inspite of cleaning it up."); 10834 return false; 10835 } 10836 } 10837 if (!PackageHelper.isContainerMounted(newCacheId)) { 10838 Slog.w(TAG, "Mounting container " + newCacheId); 10839 newMountPath = PackageHelper.mountSdDir(newCacheId, 10840 getEncryptKey(), Process.SYSTEM_UID); 10841 } else { 10842 newMountPath = PackageHelper.getSdDir(newCacheId); 10843 } 10844 if (newMountPath == null) { 10845 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10846 return false; 10847 } 10848 Log.i(TAG, "Succesfully renamed " + cid + 10849 " to " + newCacheId + 10850 " at new path: " + newMountPath); 10851 cid = newCacheId; 10852 10853 final File beforeCodeFile = new File(packagePath); 10854 setMountPath(newMountPath); 10855 final File afterCodeFile = new File(packagePath); 10856 10857 // Reflect the rename in scanned details 10858 pkg.codePath = afterCodeFile.getAbsolutePath(); 10859 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10860 pkg.baseCodePath); 10861 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10862 pkg.splitCodePaths); 10863 10864 // Reflect the rename in app info 10865 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10866 pkg.applicationInfo.setCodePath(pkg.codePath); 10867 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10868 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10869 pkg.applicationInfo.setResourcePath(pkg.codePath); 10870 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10871 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10872 10873 return true; 10874 } 10875 10876 private void setMountPath(String mountPath) { 10877 final File mountFile = new File(mountPath); 10878 10879 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10880 if (monolithicFile.exists()) { 10881 packagePath = monolithicFile.getAbsolutePath(); 10882 if (isFwdLocked()) { 10883 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10884 } else { 10885 resourcePath = packagePath; 10886 } 10887 } else { 10888 packagePath = mountFile.getAbsolutePath(); 10889 resourcePath = packagePath; 10890 } 10891 } 10892 10893 int doPostInstall(int status, int uid) { 10894 if (status != PackageManager.INSTALL_SUCCEEDED) { 10895 cleanUp(); 10896 } else { 10897 final int groupOwner; 10898 final String protectedFile; 10899 if (isFwdLocked()) { 10900 groupOwner = UserHandle.getSharedAppGid(uid); 10901 protectedFile = RES_FILE_NAME; 10902 } else { 10903 groupOwner = -1; 10904 protectedFile = null; 10905 } 10906 10907 if (uid < Process.FIRST_APPLICATION_UID 10908 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10909 Slog.e(TAG, "Failed to finalize " + cid); 10910 PackageHelper.destroySdDir(cid); 10911 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10912 } 10913 10914 boolean mounted = PackageHelper.isContainerMounted(cid); 10915 if (!mounted) { 10916 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10917 } 10918 } 10919 return status; 10920 } 10921 10922 private void cleanUp() { 10923 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10924 10925 // Destroy secure container 10926 PackageHelper.destroySdDir(cid); 10927 } 10928 10929 private List<String> getAllCodePaths() { 10930 final File codeFile = new File(getCodePath()); 10931 if (codeFile != null && codeFile.exists()) { 10932 try { 10933 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10934 return pkg.getAllCodePaths(); 10935 } catch (PackageParserException e) { 10936 // Ignored; we tried our best 10937 } 10938 } 10939 return Collections.EMPTY_LIST; 10940 } 10941 10942 void cleanUpResourcesLI() { 10943 // Enumerate all code paths before deleting 10944 cleanUpResourcesLI(getAllCodePaths()); 10945 } 10946 10947 private void cleanUpResourcesLI(List<String> allCodePaths) { 10948 cleanUp(); 10949 removeDexFiles(allCodePaths, instructionSets); 10950 } 10951 10952 String getPackageName() { 10953 return getAsecPackageName(cid); 10954 } 10955 10956 boolean doPostDeleteLI(boolean delete) { 10957 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10958 final List<String> allCodePaths = getAllCodePaths(); 10959 boolean mounted = PackageHelper.isContainerMounted(cid); 10960 if (mounted) { 10961 // Unmount first 10962 if (PackageHelper.unMountSdDir(cid)) { 10963 mounted = false; 10964 } 10965 } 10966 if (!mounted && delete) { 10967 cleanUpResourcesLI(allCodePaths); 10968 } 10969 return !mounted; 10970 } 10971 10972 @Override 10973 int doPreCopy() { 10974 if (isFwdLocked()) { 10975 if (!PackageHelper.fixSdPermissions(cid, 10976 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10977 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10978 } 10979 } 10980 10981 return PackageManager.INSTALL_SUCCEEDED; 10982 } 10983 10984 @Override 10985 int doPostCopy(int uid) { 10986 if (isFwdLocked()) { 10987 if (uid < Process.FIRST_APPLICATION_UID 10988 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10989 RES_FILE_NAME)) { 10990 Slog.e(TAG, "Failed to finalize " + cid); 10991 PackageHelper.destroySdDir(cid); 10992 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10993 } 10994 } 10995 10996 return PackageManager.INSTALL_SUCCEEDED; 10997 } 10998 } 10999 11000 /** 11001 * Logic to handle movement of existing installed applications. 11002 */ 11003 class MoveInstallArgs extends InstallArgs { 11004 private File codeFile; 11005 private File resourceFile; 11006 11007 /** New install */ 11008 MoveInstallArgs(InstallParams params) { 11009 super(params.origin, params.move, params.observer, params.installFlags, 11010 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11011 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11012 } 11013 11014 int copyApk(IMediaContainerService imcs, boolean temp) { 11015 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11016 + move.fromUuid + " to " + move.toUuid); 11017 synchronized (mInstaller) { 11018 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11019 move.dataAppName, move.appId, move.seinfo) != 0) { 11020 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11021 } 11022 } 11023 11024 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11025 resourceFile = codeFile; 11026 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11027 11028 return PackageManager.INSTALL_SUCCEEDED; 11029 } 11030 11031 int doPreInstall(int status) { 11032 if (status != PackageManager.INSTALL_SUCCEEDED) { 11033 cleanUp(); 11034 } 11035 return status; 11036 } 11037 11038 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11039 if (status != PackageManager.INSTALL_SUCCEEDED) { 11040 cleanUp(); 11041 return false; 11042 } 11043 11044 // Reflect the move in app info 11045 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11046 pkg.applicationInfo.setCodePath(pkg.codePath); 11047 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11048 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11049 pkg.applicationInfo.setResourcePath(pkg.codePath); 11050 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11051 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11052 11053 return true; 11054 } 11055 11056 int doPostInstall(int status, int uid) { 11057 if (status != PackageManager.INSTALL_SUCCEEDED) { 11058 cleanUp(); 11059 } 11060 return status; 11061 } 11062 11063 @Override 11064 String getCodePath() { 11065 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11066 } 11067 11068 @Override 11069 String getResourcePath() { 11070 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11071 } 11072 11073 private boolean cleanUp() { 11074 if (codeFile == null || !codeFile.exists()) { 11075 return false; 11076 } 11077 11078 if (codeFile.isDirectory()) { 11079 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11080 } else { 11081 codeFile.delete(); 11082 } 11083 11084 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11085 resourceFile.delete(); 11086 } 11087 11088 return true; 11089 } 11090 11091 void cleanUpResourcesLI() { 11092 cleanUp(); 11093 } 11094 11095 boolean doPostDeleteLI(boolean delete) { 11096 // XXX err, shouldn't we respect the delete flag? 11097 cleanUpResourcesLI(); 11098 return true; 11099 } 11100 } 11101 11102 static String getAsecPackageName(String packageCid) { 11103 int idx = packageCid.lastIndexOf("-"); 11104 if (idx == -1) { 11105 return packageCid; 11106 } 11107 return packageCid.substring(0, idx); 11108 } 11109 11110 // Utility method used to create code paths based on package name and available index. 11111 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11112 String idxStr = ""; 11113 int idx = 1; 11114 // Fall back to default value of idx=1 if prefix is not 11115 // part of oldCodePath 11116 if (oldCodePath != null) { 11117 String subStr = oldCodePath; 11118 // Drop the suffix right away 11119 if (suffix != null && subStr.endsWith(suffix)) { 11120 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11121 } 11122 // If oldCodePath already contains prefix find out the 11123 // ending index to either increment or decrement. 11124 int sidx = subStr.lastIndexOf(prefix); 11125 if (sidx != -1) { 11126 subStr = subStr.substring(sidx + prefix.length()); 11127 if (subStr != null) { 11128 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11129 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11130 } 11131 try { 11132 idx = Integer.parseInt(subStr); 11133 if (idx <= 1) { 11134 idx++; 11135 } else { 11136 idx--; 11137 } 11138 } catch(NumberFormatException e) { 11139 } 11140 } 11141 } 11142 } 11143 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11144 return prefix + idxStr; 11145 } 11146 11147 private File getNextCodePath(File targetDir, String packageName) { 11148 int suffix = 1; 11149 File result; 11150 do { 11151 result = new File(targetDir, packageName + "-" + suffix); 11152 suffix++; 11153 } while (result.exists()); 11154 return result; 11155 } 11156 11157 // Utility method that returns the relative package path with respect 11158 // to the installation directory. Like say for /data/data/com.test-1.apk 11159 // string com.test-1 is returned. 11160 static String deriveCodePathName(String codePath) { 11161 if (codePath == null) { 11162 return null; 11163 } 11164 final File codeFile = new File(codePath); 11165 final String name = codeFile.getName(); 11166 if (codeFile.isDirectory()) { 11167 return name; 11168 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11169 final int lastDot = name.lastIndexOf('.'); 11170 return name.substring(0, lastDot); 11171 } else { 11172 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11173 return null; 11174 } 11175 } 11176 11177 class PackageInstalledInfo { 11178 String name; 11179 int uid; 11180 // The set of users that originally had this package installed. 11181 int[] origUsers; 11182 // The set of users that now have this package installed. 11183 int[] newUsers; 11184 PackageParser.Package pkg; 11185 int returnCode; 11186 String returnMsg; 11187 PackageRemovedInfo removedInfo; 11188 11189 public void setError(int code, String msg) { 11190 returnCode = code; 11191 returnMsg = msg; 11192 Slog.w(TAG, msg); 11193 } 11194 11195 public void setError(String msg, PackageParserException e) { 11196 returnCode = e.error; 11197 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11198 Slog.w(TAG, msg, e); 11199 } 11200 11201 public void setError(String msg, PackageManagerException e) { 11202 returnCode = e.error; 11203 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11204 Slog.w(TAG, msg, e); 11205 } 11206 11207 // In some error cases we want to convey more info back to the observer 11208 String origPackage; 11209 String origPermission; 11210 } 11211 11212 /* 11213 * Install a non-existing package. 11214 */ 11215 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11216 UserHandle user, String installerPackageName, String volumeUuid, 11217 PackageInstalledInfo res) { 11218 // Remember this for later, in case we need to rollback this install 11219 String pkgName = pkg.packageName; 11220 11221 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11222 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11223 UserHandle.USER_OWNER).exists(); 11224 synchronized(mPackages) { 11225 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11226 // A package with the same name is already installed, though 11227 // it has been renamed to an older name. The package we 11228 // are trying to install should be installed as an update to 11229 // the existing one, but that has not been requested, so bail. 11230 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11231 + " without first uninstalling package running as " 11232 + mSettings.mRenamedPackages.get(pkgName)); 11233 return; 11234 } 11235 if (mPackages.containsKey(pkgName)) { 11236 // Don't allow installation over an existing package with the same name. 11237 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11238 + " without first uninstalling."); 11239 return; 11240 } 11241 } 11242 11243 try { 11244 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11245 System.currentTimeMillis(), user); 11246 11247 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11248 // delete the partially installed application. the data directory will have to be 11249 // restored if it was already existing 11250 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11251 // remove package from internal structures. Note that we want deletePackageX to 11252 // delete the package data and cache directories that it created in 11253 // scanPackageLocked, unless those directories existed before we even tried to 11254 // install. 11255 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11256 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11257 res.removedInfo, true); 11258 } 11259 11260 } catch (PackageManagerException e) { 11261 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11262 } 11263 } 11264 11265 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11266 // Can't rotate keys during boot or if sharedUser. 11267 if (oldPs == null || (scanFlags&SCAN_BOOTING) != 0 || oldPs.sharedUser != null 11268 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11269 return false; 11270 } 11271 // app is using upgradeKeySets; make sure all are valid 11272 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11273 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11274 for (int i = 0; i < upgradeKeySets.length; i++) { 11275 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11276 Slog.wtf(TAG, "Package " 11277 + (oldPs.name != null ? oldPs.name : "<null>") 11278 + " contains upgrade-key-set reference to unknown key-set: " 11279 + upgradeKeySets[i] 11280 + " reverting to signatures check."); 11281 return false; 11282 } 11283 } 11284 return true; 11285 } 11286 11287 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11288 // Upgrade keysets are being used. Determine if new package has a superset of the 11289 // required keys. 11290 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11291 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11292 for (int i = 0; i < upgradeKeySets.length; i++) { 11293 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11294 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11295 return true; 11296 } 11297 } 11298 return false; 11299 } 11300 11301 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11302 UserHandle user, String installerPackageName, String volumeUuid, 11303 PackageInstalledInfo res) { 11304 final PackageParser.Package oldPackage; 11305 final String pkgName = pkg.packageName; 11306 final int[] allUsers; 11307 final boolean[] perUserInstalled; 11308 final boolean weFroze; 11309 11310 // First find the old package info and check signatures 11311 synchronized(mPackages) { 11312 oldPackage = mPackages.get(pkgName); 11313 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11314 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11315 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11316 if(!checkUpgradeKeySetLP(ps, pkg)) { 11317 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11318 "New package not signed by keys specified by upgrade-keysets: " 11319 + pkgName); 11320 return; 11321 } 11322 } else { 11323 // default to original signature matching 11324 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11325 != PackageManager.SIGNATURE_MATCH) { 11326 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11327 "New package has a different signature: " + pkgName); 11328 return; 11329 } 11330 } 11331 11332 // In case of rollback, remember per-user/profile install state 11333 allUsers = sUserManager.getUserIds(); 11334 perUserInstalled = new boolean[allUsers.length]; 11335 for (int i = 0; i < allUsers.length; i++) { 11336 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11337 } 11338 11339 // Mark the app as frozen to prevent launching during the upgrade 11340 // process, and then kill all running instances 11341 if (!ps.frozen) { 11342 ps.frozen = true; 11343 weFroze = true; 11344 } else { 11345 weFroze = false; 11346 } 11347 } 11348 11349 // Now that we're guarded by frozen state, kill app during upgrade 11350 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11351 11352 try { 11353 boolean sysPkg = (isSystemApp(oldPackage)); 11354 if (sysPkg) { 11355 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11356 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11357 } else { 11358 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11359 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11360 } 11361 } finally { 11362 // Regardless of success or failure of upgrade steps above, always 11363 // unfreeze the package if we froze it 11364 if (weFroze) { 11365 unfreezePackage(pkgName); 11366 } 11367 } 11368 } 11369 11370 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11371 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11372 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11373 String volumeUuid, PackageInstalledInfo res) { 11374 String pkgName = deletedPackage.packageName; 11375 boolean deletedPkg = true; 11376 boolean updatedSettings = false; 11377 11378 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11379 + deletedPackage); 11380 long origUpdateTime; 11381 if (pkg.mExtras != null) { 11382 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11383 } else { 11384 origUpdateTime = 0; 11385 } 11386 11387 // First delete the existing package while retaining the data directory 11388 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11389 res.removedInfo, true)) { 11390 // If the existing package wasn't successfully deleted 11391 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11392 deletedPkg = false; 11393 } else { 11394 // Successfully deleted the old package; proceed with replace. 11395 11396 // If deleted package lived in a container, give users a chance to 11397 // relinquish resources before killing. 11398 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11399 if (DEBUG_INSTALL) { 11400 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11401 } 11402 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11403 final ArrayList<String> pkgList = new ArrayList<String>(1); 11404 pkgList.add(deletedPackage.applicationInfo.packageName); 11405 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11406 } 11407 11408 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11409 try { 11410 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11411 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11412 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11413 perUserInstalled, res, user); 11414 updatedSettings = true; 11415 } catch (PackageManagerException e) { 11416 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11417 } 11418 } 11419 11420 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11421 // remove package from internal structures. Note that we want deletePackageX to 11422 // delete the package data and cache directories that it created in 11423 // scanPackageLocked, unless those directories existed before we even tried to 11424 // install. 11425 if(updatedSettings) { 11426 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11427 deletePackageLI( 11428 pkgName, null, true, allUsers, perUserInstalled, 11429 PackageManager.DELETE_KEEP_DATA, 11430 res.removedInfo, true); 11431 } 11432 // Since we failed to install the new package we need to restore the old 11433 // package that we deleted. 11434 if (deletedPkg) { 11435 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11436 File restoreFile = new File(deletedPackage.codePath); 11437 // Parse old package 11438 boolean oldExternal = isExternal(deletedPackage); 11439 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11440 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11441 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11442 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11443 try { 11444 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11445 } catch (PackageManagerException e) { 11446 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11447 + e.getMessage()); 11448 return; 11449 } 11450 // Restore of old package succeeded. Update permissions. 11451 // writer 11452 synchronized (mPackages) { 11453 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11454 UPDATE_PERMISSIONS_ALL); 11455 // can downgrade to reader 11456 mSettings.writeLPr(); 11457 } 11458 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11459 } 11460 } 11461 } 11462 11463 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11464 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11465 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11466 String volumeUuid, PackageInstalledInfo res) { 11467 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11468 + ", old=" + deletedPackage); 11469 boolean disabledSystem = false; 11470 boolean updatedSettings = false; 11471 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11472 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11473 != 0) { 11474 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11475 } 11476 String packageName = deletedPackage.packageName; 11477 if (packageName == null) { 11478 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11479 "Attempt to delete null packageName."); 11480 return; 11481 } 11482 PackageParser.Package oldPkg; 11483 PackageSetting oldPkgSetting; 11484 // reader 11485 synchronized (mPackages) { 11486 oldPkg = mPackages.get(packageName); 11487 oldPkgSetting = mSettings.mPackages.get(packageName); 11488 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11489 (oldPkgSetting == null)) { 11490 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11491 "Couldn't find package:" + packageName + " information"); 11492 return; 11493 } 11494 } 11495 11496 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11497 res.removedInfo.removedPackage = packageName; 11498 // Remove existing system package 11499 removePackageLI(oldPkgSetting, true); 11500 // writer 11501 synchronized (mPackages) { 11502 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11503 if (!disabledSystem && deletedPackage != null) { 11504 // We didn't need to disable the .apk as a current system package, 11505 // which means we are replacing another update that is already 11506 // installed. We need to make sure to delete the older one's .apk. 11507 res.removedInfo.args = createInstallArgsForExisting(0, 11508 deletedPackage.applicationInfo.getCodePath(), 11509 deletedPackage.applicationInfo.getResourcePath(), 11510 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11511 } else { 11512 res.removedInfo.args = null; 11513 } 11514 } 11515 11516 // Successfully disabled the old package. Now proceed with re-installation 11517 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11518 11519 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11520 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11521 11522 PackageParser.Package newPackage = null; 11523 try { 11524 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11525 if (newPackage.mExtras != null) { 11526 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11527 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11528 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11529 11530 // is the update attempting to change shared user? that isn't going to work... 11531 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11532 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11533 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11534 + " to " + newPkgSetting.sharedUser); 11535 updatedSettings = true; 11536 } 11537 } 11538 11539 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11540 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11541 perUserInstalled, res, user); 11542 updatedSettings = true; 11543 } 11544 11545 } catch (PackageManagerException e) { 11546 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11547 } 11548 11549 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11550 // Re installation failed. Restore old information 11551 // Remove new pkg information 11552 if (newPackage != null) { 11553 removeInstalledPackageLI(newPackage, true); 11554 } 11555 // Add back the old system package 11556 try { 11557 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11558 } catch (PackageManagerException e) { 11559 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11560 } 11561 // Restore the old system information in Settings 11562 synchronized (mPackages) { 11563 if (disabledSystem) { 11564 mSettings.enableSystemPackageLPw(packageName); 11565 } 11566 if (updatedSettings) { 11567 mSettings.setInstallerPackageName(packageName, 11568 oldPkgSetting.installerPackageName); 11569 } 11570 mSettings.writeLPr(); 11571 } 11572 } 11573 } 11574 11575 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11576 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11577 UserHandle user) { 11578 String pkgName = newPackage.packageName; 11579 synchronized (mPackages) { 11580 //write settings. the installStatus will be incomplete at this stage. 11581 //note that the new package setting would have already been 11582 //added to mPackages. It hasn't been persisted yet. 11583 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11584 mSettings.writeLPr(); 11585 } 11586 11587 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11588 11589 synchronized (mPackages) { 11590 updatePermissionsLPw(newPackage.packageName, newPackage, 11591 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11592 ? UPDATE_PERMISSIONS_ALL : 0)); 11593 // For system-bundled packages, we assume that installing an upgraded version 11594 // of the package implies that the user actually wants to run that new code, 11595 // so we enable the package. 11596 PackageSetting ps = mSettings.mPackages.get(pkgName); 11597 if (ps != null) { 11598 if (isSystemApp(newPackage)) { 11599 // NB: implicit assumption that system package upgrades apply to all users 11600 if (DEBUG_INSTALL) { 11601 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11602 } 11603 if (res.origUsers != null) { 11604 for (int userHandle : res.origUsers) { 11605 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11606 userHandle, installerPackageName); 11607 } 11608 } 11609 // Also convey the prior install/uninstall state 11610 if (allUsers != null && perUserInstalled != null) { 11611 for (int i = 0; i < allUsers.length; i++) { 11612 if (DEBUG_INSTALL) { 11613 Slog.d(TAG, " user " + allUsers[i] 11614 + " => " + perUserInstalled[i]); 11615 } 11616 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11617 } 11618 // these install state changes will be persisted in the 11619 // upcoming call to mSettings.writeLPr(). 11620 } 11621 } 11622 // It's implied that when a user requests installation, they want the app to be 11623 // installed and enabled. 11624 int userId = user.getIdentifier(); 11625 if (userId != UserHandle.USER_ALL) { 11626 ps.setInstalled(true, userId); 11627 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11628 } 11629 } 11630 res.name = pkgName; 11631 res.uid = newPackage.applicationInfo.uid; 11632 res.pkg = newPackage; 11633 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11634 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11635 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11636 //to update install status 11637 mSettings.writeLPr(); 11638 } 11639 } 11640 11641 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11642 final int installFlags = args.installFlags; 11643 final String installerPackageName = args.installerPackageName; 11644 final String volumeUuid = args.volumeUuid; 11645 final File tmpPackageFile = new File(args.getCodePath()); 11646 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11647 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11648 || (args.volumeUuid != null)); 11649 boolean replace = false; 11650 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11651 // Result object to be returned 11652 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11653 11654 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11655 // Retrieve PackageSettings and parse package 11656 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11657 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11658 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11659 PackageParser pp = new PackageParser(); 11660 pp.setSeparateProcesses(mSeparateProcesses); 11661 pp.setDisplayMetrics(mMetrics); 11662 11663 final PackageParser.Package pkg; 11664 try { 11665 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11666 } catch (PackageParserException e) { 11667 res.setError("Failed parse during installPackageLI", e); 11668 return; 11669 } 11670 11671 // Mark that we have an install time CPU ABI override. 11672 pkg.cpuAbiOverride = args.abiOverride; 11673 11674 String pkgName = res.name = pkg.packageName; 11675 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11676 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11677 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11678 return; 11679 } 11680 } 11681 11682 try { 11683 pp.collectCertificates(pkg, parseFlags); 11684 pp.collectManifestDigest(pkg); 11685 } catch (PackageParserException e) { 11686 res.setError("Failed collect during installPackageLI", e); 11687 return; 11688 } 11689 11690 /* If the installer passed in a manifest digest, compare it now. */ 11691 if (args.manifestDigest != null) { 11692 if (DEBUG_INSTALL) { 11693 final String parsedManifest = pkg.manifestDigest == null ? "null" 11694 : pkg.manifestDigest.toString(); 11695 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11696 + parsedManifest); 11697 } 11698 11699 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11700 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11701 return; 11702 } 11703 } else if (DEBUG_INSTALL) { 11704 final String parsedManifest = pkg.manifestDigest == null 11705 ? "null" : pkg.manifestDigest.toString(); 11706 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11707 } 11708 11709 // Get rid of all references to package scan path via parser. 11710 pp = null; 11711 String oldCodePath = null; 11712 boolean systemApp = false; 11713 synchronized (mPackages) { 11714 // Check if installing already existing package 11715 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11716 String oldName = mSettings.mRenamedPackages.get(pkgName); 11717 if (pkg.mOriginalPackages != null 11718 && pkg.mOriginalPackages.contains(oldName) 11719 && mPackages.containsKey(oldName)) { 11720 // This package is derived from an original package, 11721 // and this device has been updating from that original 11722 // name. We must continue using the original name, so 11723 // rename the new package here. 11724 pkg.setPackageName(oldName); 11725 pkgName = pkg.packageName; 11726 replace = true; 11727 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11728 + oldName + " pkgName=" + pkgName); 11729 } else if (mPackages.containsKey(pkgName)) { 11730 // This package, under its official name, already exists 11731 // on the device; we should replace it. 11732 replace = true; 11733 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11734 } 11735 11736 // Prevent apps opting out from runtime permissions 11737 if (replace) { 11738 PackageParser.Package oldPackage = mPackages.get(pkgName); 11739 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11740 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11741 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11742 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11743 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11744 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11745 + " doesn't support runtime permissions but the old" 11746 + " target SDK " + oldTargetSdk + " does."); 11747 return; 11748 } 11749 } 11750 } 11751 11752 PackageSetting ps = mSettings.mPackages.get(pkgName); 11753 if (ps != null) { 11754 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11755 11756 // Quick sanity check that we're signed correctly if updating; 11757 // we'll check this again later when scanning, but we want to 11758 // bail early here before tripping over redefined permissions. 11759 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11760 if (!checkUpgradeKeySetLP(ps, pkg)) { 11761 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11762 + pkg.packageName + " upgrade keys do not match the " 11763 + "previously installed version"); 11764 return; 11765 } 11766 } else { 11767 try { 11768 verifySignaturesLP(ps, pkg); 11769 } catch (PackageManagerException e) { 11770 res.setError(e.error, e.getMessage()); 11771 return; 11772 } 11773 } 11774 11775 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11776 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11777 systemApp = (ps.pkg.applicationInfo.flags & 11778 ApplicationInfo.FLAG_SYSTEM) != 0; 11779 } 11780 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11781 } 11782 11783 // Check whether the newly-scanned package wants to define an already-defined perm 11784 int N = pkg.permissions.size(); 11785 for (int i = N-1; i >= 0; i--) { 11786 PackageParser.Permission perm = pkg.permissions.get(i); 11787 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11788 if (bp != null) { 11789 // If the defining package is signed with our cert, it's okay. This 11790 // also includes the "updating the same package" case, of course. 11791 // "updating same package" could also involve key-rotation. 11792 final boolean sigsOk; 11793 if (bp.sourcePackage.equals(pkg.packageName) 11794 && (bp.packageSetting instanceof PackageSetting) 11795 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11796 scanFlags))) { 11797 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11798 } else { 11799 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11800 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11801 } 11802 if (!sigsOk) { 11803 // If the owning package is the system itself, we log but allow 11804 // install to proceed; we fail the install on all other permission 11805 // redefinitions. 11806 if (!bp.sourcePackage.equals("android")) { 11807 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11808 + pkg.packageName + " attempting to redeclare permission " 11809 + perm.info.name + " already owned by " + bp.sourcePackage); 11810 res.origPermission = perm.info.name; 11811 res.origPackage = bp.sourcePackage; 11812 return; 11813 } else { 11814 Slog.w(TAG, "Package " + pkg.packageName 11815 + " attempting to redeclare system permission " 11816 + perm.info.name + "; ignoring new declaration"); 11817 pkg.permissions.remove(i); 11818 } 11819 } 11820 } 11821 } 11822 11823 } 11824 11825 if (systemApp && onExternal) { 11826 // Disable updates to system apps on sdcard 11827 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11828 "Cannot install updates to system apps on sdcard"); 11829 return; 11830 } 11831 11832 if (args.move != null) { 11833 // We did an in-place move, so dex is ready to roll 11834 scanFlags |= SCAN_NO_DEX; 11835 scanFlags |= SCAN_MOVE; 11836 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11837 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11838 scanFlags |= SCAN_NO_DEX; 11839 11840 try { 11841 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 11842 true /* extract libs */); 11843 } catch (PackageManagerException pme) { 11844 Slog.e(TAG, "Error deriving application ABI", pme); 11845 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 11846 return; 11847 } 11848 11849 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11850 int result = mPackageDexOptimizer 11851 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 11852 false /* defer */, false /* inclDependencies */); 11853 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11854 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11855 return; 11856 } 11857 } 11858 11859 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11860 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11861 return; 11862 } 11863 11864 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11865 11866 if (replace) { 11867 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 11868 installerPackageName, volumeUuid, res); 11869 } else { 11870 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11871 args.user, installerPackageName, volumeUuid, res); 11872 } 11873 synchronized (mPackages) { 11874 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11875 if (ps != null) { 11876 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11877 } 11878 } 11879 } 11880 11881 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11882 if (mIntentFilterVerifierComponent == null) { 11883 Slog.w(TAG, "No IntentFilter verification will not be done as " 11884 + "there is no IntentFilterVerifier available!"); 11885 return; 11886 } 11887 11888 final int verifierUid = getPackageUid( 11889 mIntentFilterVerifierComponent.getPackageName(), 11890 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11891 11892 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11893 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11894 msg.obj = pkg; 11895 msg.arg1 = userId; 11896 msg.arg2 = verifierUid; 11897 11898 mHandler.sendMessage(msg); 11899 } 11900 11901 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11902 PackageParser.Package pkg) { 11903 int size = pkg.activities.size(); 11904 if (size == 0) { 11905 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11906 "No activity, so no need to verify any IntentFilter!"); 11907 return; 11908 } 11909 11910 final boolean hasDomainURLs = hasDomainURLs(pkg); 11911 if (!hasDomainURLs) { 11912 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11913 "No domain URLs, so no need to verify any IntentFilter!"); 11914 return; 11915 } 11916 11917 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 11918 + " if any IntentFilter from the " + size 11919 + " Activities needs verification ..."); 11920 11921 final int verificationId = mIntentFilterVerificationToken++; 11922 int count = 0; 11923 final String packageName = pkg.packageName; 11924 boolean needToVerify = false; 11925 11926 synchronized (mPackages) { 11927 // If any filters need to be verified, then all need to be. 11928 for (PackageParser.Activity a : pkg.activities) { 11929 for (ActivityIntentInfo filter : a.intents) { 11930 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 11931 if (DEBUG_DOMAIN_VERIFICATION) { 11932 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 11933 } 11934 needToVerify = true; 11935 break; 11936 } 11937 } 11938 } 11939 if (needToVerify) { 11940 for (PackageParser.Activity a : pkg.activities) { 11941 for (ActivityIntentInfo filter : a.intents) { 11942 boolean needsFilterVerification = filter.hasWebDataURI(); 11943 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 11944 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11945 "Verification needed for IntentFilter:" + filter.toString()); 11946 mIntentFilterVerifier.addOneIntentFilterVerification( 11947 verifierUid, userId, verificationId, filter, packageName); 11948 count++; 11949 } 11950 } 11951 } 11952 } 11953 } 11954 11955 if (count > 0) { 11956 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 11957 + " IntentFilter verification" + (count > 1 ? "s" : "") 11958 + " for userId:" + userId); 11959 mIntentFilterVerifier.startVerifications(userId); 11960 } else { 11961 if (DEBUG_DOMAIN_VERIFICATION) { 11962 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 11963 } 11964 } 11965 } 11966 11967 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 11968 final ComponentName cn = filter.activity.getComponentName(); 11969 final String packageName = cn.getPackageName(); 11970 11971 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11972 packageName); 11973 if (ivi == null) { 11974 return true; 11975 } 11976 int status = ivi.getStatus(); 11977 switch (status) { 11978 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11979 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11980 return true; 11981 11982 default: 11983 // Nothing to do 11984 return false; 11985 } 11986 } 11987 11988 private static boolean isMultiArch(PackageSetting ps) { 11989 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11990 } 11991 11992 private static boolean isMultiArch(ApplicationInfo info) { 11993 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11994 } 11995 11996 private static boolean isExternal(PackageParser.Package pkg) { 11997 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11998 } 11999 12000 private static boolean isExternal(PackageSetting ps) { 12001 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12002 } 12003 12004 private static boolean isExternal(ApplicationInfo info) { 12005 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12006 } 12007 12008 private static boolean isSystemApp(PackageParser.Package pkg) { 12009 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12010 } 12011 12012 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12013 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12014 } 12015 12016 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12017 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12018 } 12019 12020 private static boolean isSystemApp(PackageSetting ps) { 12021 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12022 } 12023 12024 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12025 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12026 } 12027 12028 private int packageFlagsToInstallFlags(PackageSetting ps) { 12029 int installFlags = 0; 12030 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12031 // This existing package was an external ASEC install when we have 12032 // the external flag without a UUID 12033 installFlags |= PackageManager.INSTALL_EXTERNAL; 12034 } 12035 if (ps.isForwardLocked()) { 12036 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12037 } 12038 return installFlags; 12039 } 12040 12041 private void deleteTempPackageFiles() { 12042 final FilenameFilter filter = new FilenameFilter() { 12043 public boolean accept(File dir, String name) { 12044 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12045 } 12046 }; 12047 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12048 file.delete(); 12049 } 12050 } 12051 12052 @Override 12053 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12054 int flags) { 12055 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12056 flags); 12057 } 12058 12059 @Override 12060 public void deletePackage(final String packageName, 12061 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12062 mContext.enforceCallingOrSelfPermission( 12063 android.Manifest.permission.DELETE_PACKAGES, null); 12064 final int uid = Binder.getCallingUid(); 12065 if (UserHandle.getUserId(uid) != userId) { 12066 mContext.enforceCallingPermission( 12067 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12068 "deletePackage for user " + userId); 12069 } 12070 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12071 try { 12072 observer.onPackageDeleted(packageName, 12073 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12074 } catch (RemoteException re) { 12075 } 12076 return; 12077 } 12078 12079 boolean uninstallBlocked = false; 12080 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12081 int[] users = sUserManager.getUserIds(); 12082 for (int i = 0; i < users.length; ++i) { 12083 if (getBlockUninstallForUser(packageName, users[i])) { 12084 uninstallBlocked = true; 12085 break; 12086 } 12087 } 12088 } else { 12089 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12090 } 12091 if (uninstallBlocked) { 12092 try { 12093 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12094 null); 12095 } catch (RemoteException re) { 12096 } 12097 return; 12098 } 12099 12100 if (DEBUG_REMOVE) { 12101 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12102 } 12103 // Queue up an async operation since the package deletion may take a little while. 12104 mHandler.post(new Runnable() { 12105 public void run() { 12106 mHandler.removeCallbacks(this); 12107 final int returnCode = deletePackageX(packageName, userId, flags); 12108 if (observer != null) { 12109 try { 12110 observer.onPackageDeleted(packageName, returnCode, null); 12111 } catch (RemoteException e) { 12112 Log.i(TAG, "Observer no longer exists."); 12113 } //end catch 12114 } //end if 12115 } //end run 12116 }); 12117 } 12118 12119 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12120 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12121 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12122 try { 12123 if (dpm != null) { 12124 if (dpm.isDeviceOwner(packageName)) { 12125 return true; 12126 } 12127 int[] users; 12128 if (userId == UserHandle.USER_ALL) { 12129 users = sUserManager.getUserIds(); 12130 } else { 12131 users = new int[]{userId}; 12132 } 12133 for (int i = 0; i < users.length; ++i) { 12134 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12135 return true; 12136 } 12137 } 12138 } 12139 } catch (RemoteException e) { 12140 } 12141 return false; 12142 } 12143 12144 /** 12145 * This method is an internal method that could be get invoked either 12146 * to delete an installed package or to clean up a failed installation. 12147 * After deleting an installed package, a broadcast is sent to notify any 12148 * listeners that the package has been installed. For cleaning up a failed 12149 * installation, the broadcast is not necessary since the package's 12150 * installation wouldn't have sent the initial broadcast either 12151 * The key steps in deleting a package are 12152 * deleting the package information in internal structures like mPackages, 12153 * deleting the packages base directories through installd 12154 * updating mSettings to reflect current status 12155 * persisting settings for later use 12156 * sending a broadcast if necessary 12157 */ 12158 private int deletePackageX(String packageName, int userId, int flags) { 12159 final PackageRemovedInfo info = new PackageRemovedInfo(); 12160 final boolean res; 12161 12162 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12163 ? UserHandle.ALL : new UserHandle(userId); 12164 12165 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12166 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12167 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12168 } 12169 12170 boolean removedForAllUsers = false; 12171 boolean systemUpdate = false; 12172 12173 // for the uninstall-updates case and restricted profiles, remember the per- 12174 // userhandle installed state 12175 int[] allUsers; 12176 boolean[] perUserInstalled; 12177 synchronized (mPackages) { 12178 PackageSetting ps = mSettings.mPackages.get(packageName); 12179 allUsers = sUserManager.getUserIds(); 12180 perUserInstalled = new boolean[allUsers.length]; 12181 for (int i = 0; i < allUsers.length; i++) { 12182 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12183 } 12184 } 12185 12186 synchronized (mInstallLock) { 12187 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12188 res = deletePackageLI(packageName, removeForUser, 12189 true, allUsers, perUserInstalled, 12190 flags | REMOVE_CHATTY, info, true); 12191 systemUpdate = info.isRemovedPackageSystemUpdate; 12192 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12193 removedForAllUsers = true; 12194 } 12195 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12196 + " removedForAllUsers=" + removedForAllUsers); 12197 } 12198 12199 if (res) { 12200 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12201 12202 // If the removed package was a system update, the old system package 12203 // was re-enabled; we need to broadcast this information 12204 if (systemUpdate) { 12205 Bundle extras = new Bundle(1); 12206 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12207 ? info.removedAppId : info.uid); 12208 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12209 12210 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12211 extras, null, null, null); 12212 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12213 extras, null, null, null); 12214 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12215 null, packageName, null, null); 12216 } 12217 } 12218 // Force a gc here. 12219 Runtime.getRuntime().gc(); 12220 // Delete the resources here after sending the broadcast to let 12221 // other processes clean up before deleting resources. 12222 if (info.args != null) { 12223 synchronized (mInstallLock) { 12224 info.args.doPostDeleteLI(true); 12225 } 12226 } 12227 12228 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12229 } 12230 12231 class PackageRemovedInfo { 12232 String removedPackage; 12233 int uid = -1; 12234 int removedAppId = -1; 12235 int[] removedUsers = null; 12236 boolean isRemovedPackageSystemUpdate = false; 12237 // Clean up resources deleted packages. 12238 InstallArgs args = null; 12239 12240 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12241 Bundle extras = new Bundle(1); 12242 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12243 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12244 if (replacing) { 12245 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12246 } 12247 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12248 if (removedPackage != null) { 12249 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12250 extras, null, null, removedUsers); 12251 if (fullRemove && !replacing) { 12252 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12253 extras, null, null, removedUsers); 12254 } 12255 } 12256 if (removedAppId >= 0) { 12257 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12258 removedUsers); 12259 } 12260 } 12261 } 12262 12263 /* 12264 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12265 * flag is not set, the data directory is removed as well. 12266 * make sure this flag is set for partially installed apps. If not its meaningless to 12267 * delete a partially installed application. 12268 */ 12269 private void removePackageDataLI(PackageSetting ps, 12270 int[] allUserHandles, boolean[] perUserInstalled, 12271 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12272 String packageName = ps.name; 12273 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12274 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12275 // Retrieve object to delete permissions for shared user later on 12276 final PackageSetting deletedPs; 12277 // reader 12278 synchronized (mPackages) { 12279 deletedPs = mSettings.mPackages.get(packageName); 12280 if (outInfo != null) { 12281 outInfo.removedPackage = packageName; 12282 outInfo.removedUsers = deletedPs != null 12283 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12284 : null; 12285 } 12286 } 12287 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12288 removeDataDirsLI(ps.volumeUuid, packageName); 12289 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12290 } 12291 // writer 12292 synchronized (mPackages) { 12293 if (deletedPs != null) { 12294 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12295 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12296 clearDefaultBrowserIfNeeded(packageName); 12297 if (outInfo != null) { 12298 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12299 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12300 } 12301 updatePermissionsLPw(deletedPs.name, null, 0); 12302 if (deletedPs.sharedUser != null) { 12303 // Remove permissions associated with package. Since runtime 12304 // permissions are per user we have to kill the removed package 12305 // or packages running under the shared user of the removed 12306 // package if revoking the permissions requested only by the removed 12307 // package is successful and this causes a change in gids. 12308 for (int userId : UserManagerService.getInstance().getUserIds()) { 12309 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12310 userId); 12311 if (userIdToKill == UserHandle.USER_ALL 12312 || userIdToKill >= UserHandle.USER_OWNER) { 12313 // If gids changed for this user, kill all affected packages. 12314 mHandler.post(new Runnable() { 12315 @Override 12316 public void run() { 12317 // This has to happen with no lock held. 12318 killSettingPackagesForUser(deletedPs, userIdToKill, 12319 KILL_APP_REASON_GIDS_CHANGED); 12320 } 12321 }); 12322 break; 12323 } 12324 } 12325 } 12326 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12327 } 12328 // make sure to preserve per-user disabled state if this removal was just 12329 // a downgrade of a system app to the factory package 12330 if (allUserHandles != null && perUserInstalled != null) { 12331 if (DEBUG_REMOVE) { 12332 Slog.d(TAG, "Propagating install state across downgrade"); 12333 } 12334 for (int i = 0; i < allUserHandles.length; i++) { 12335 if (DEBUG_REMOVE) { 12336 Slog.d(TAG, " user " + allUserHandles[i] 12337 + " => " + perUserInstalled[i]); 12338 } 12339 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12340 } 12341 } 12342 } 12343 // can downgrade to reader 12344 if (writeSettings) { 12345 // Save settings now 12346 mSettings.writeLPr(); 12347 } 12348 } 12349 if (outInfo != null) { 12350 // A user ID was deleted here. Go through all users and remove it 12351 // from KeyStore. 12352 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12353 } 12354 } 12355 12356 static boolean locationIsPrivileged(File path) { 12357 try { 12358 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12359 .getCanonicalPath(); 12360 return path.getCanonicalPath().startsWith(privilegedAppDir); 12361 } catch (IOException e) { 12362 Slog.e(TAG, "Unable to access code path " + path); 12363 } 12364 return false; 12365 } 12366 12367 /* 12368 * Tries to delete system package. 12369 */ 12370 private boolean deleteSystemPackageLI(PackageSetting newPs, 12371 int[] allUserHandles, boolean[] perUserInstalled, 12372 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12373 final boolean applyUserRestrictions 12374 = (allUserHandles != null) && (perUserInstalled != null); 12375 PackageSetting disabledPs = null; 12376 // Confirm if the system package has been updated 12377 // An updated system app can be deleted. This will also have to restore 12378 // the system pkg from system partition 12379 // reader 12380 synchronized (mPackages) { 12381 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12382 } 12383 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12384 + " disabledPs=" + disabledPs); 12385 if (disabledPs == null) { 12386 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12387 return false; 12388 } else if (DEBUG_REMOVE) { 12389 Slog.d(TAG, "Deleting system pkg from data partition"); 12390 } 12391 if (DEBUG_REMOVE) { 12392 if (applyUserRestrictions) { 12393 Slog.d(TAG, "Remembering install states:"); 12394 for (int i = 0; i < allUserHandles.length; i++) { 12395 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12396 } 12397 } 12398 } 12399 // Delete the updated package 12400 outInfo.isRemovedPackageSystemUpdate = true; 12401 if (disabledPs.versionCode < newPs.versionCode) { 12402 // Delete data for downgrades 12403 flags &= ~PackageManager.DELETE_KEEP_DATA; 12404 } else { 12405 // Preserve data by setting flag 12406 flags |= PackageManager.DELETE_KEEP_DATA; 12407 } 12408 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12409 allUserHandles, perUserInstalled, outInfo, writeSettings); 12410 if (!ret) { 12411 return false; 12412 } 12413 // writer 12414 synchronized (mPackages) { 12415 // Reinstate the old system package 12416 mSettings.enableSystemPackageLPw(newPs.name); 12417 // Remove any native libraries from the upgraded package. 12418 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12419 } 12420 // Install the system package 12421 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12422 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12423 if (locationIsPrivileged(disabledPs.codePath)) { 12424 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12425 } 12426 12427 final PackageParser.Package newPkg; 12428 try { 12429 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12430 } catch (PackageManagerException e) { 12431 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12432 return false; 12433 } 12434 12435 // writer 12436 synchronized (mPackages) { 12437 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12438 updatePermissionsLPw(newPkg.packageName, newPkg, 12439 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12440 if (applyUserRestrictions) { 12441 if (DEBUG_REMOVE) { 12442 Slog.d(TAG, "Propagating install state across reinstall"); 12443 } 12444 for (int i = 0; i < allUserHandles.length; i++) { 12445 if (DEBUG_REMOVE) { 12446 Slog.d(TAG, " user " + allUserHandles[i] 12447 + " => " + perUserInstalled[i]); 12448 } 12449 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12450 } 12451 // Regardless of writeSettings we need to ensure that this restriction 12452 // state propagation is persisted 12453 mSettings.writeAllUsersPackageRestrictionsLPr(); 12454 } 12455 // can downgrade to reader here 12456 if (writeSettings) { 12457 mSettings.writeLPr(); 12458 } 12459 } 12460 return true; 12461 } 12462 12463 private boolean deleteInstalledPackageLI(PackageSetting ps, 12464 boolean deleteCodeAndResources, int flags, 12465 int[] allUserHandles, boolean[] perUserInstalled, 12466 PackageRemovedInfo outInfo, boolean writeSettings) { 12467 if (outInfo != null) { 12468 outInfo.uid = ps.appId; 12469 } 12470 12471 // Delete package data from internal structures and also remove data if flag is set 12472 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12473 12474 // Delete application code and resources 12475 if (deleteCodeAndResources && (outInfo != null)) { 12476 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12477 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12478 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12479 } 12480 return true; 12481 } 12482 12483 @Override 12484 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12485 int userId) { 12486 mContext.enforceCallingOrSelfPermission( 12487 android.Manifest.permission.DELETE_PACKAGES, null); 12488 synchronized (mPackages) { 12489 PackageSetting ps = mSettings.mPackages.get(packageName); 12490 if (ps == null) { 12491 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12492 return false; 12493 } 12494 if (!ps.getInstalled(userId)) { 12495 // Can't block uninstall for an app that is not installed or enabled. 12496 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12497 return false; 12498 } 12499 ps.setBlockUninstall(blockUninstall, userId); 12500 mSettings.writePackageRestrictionsLPr(userId); 12501 } 12502 return true; 12503 } 12504 12505 @Override 12506 public boolean getBlockUninstallForUser(String packageName, int userId) { 12507 synchronized (mPackages) { 12508 PackageSetting ps = mSettings.mPackages.get(packageName); 12509 if (ps == null) { 12510 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12511 return false; 12512 } 12513 return ps.getBlockUninstall(userId); 12514 } 12515 } 12516 12517 /* 12518 * This method handles package deletion in general 12519 */ 12520 private boolean deletePackageLI(String packageName, UserHandle user, 12521 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12522 int flags, PackageRemovedInfo outInfo, 12523 boolean writeSettings) { 12524 if (packageName == null) { 12525 Slog.w(TAG, "Attempt to delete null packageName."); 12526 return false; 12527 } 12528 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12529 PackageSetting ps; 12530 boolean dataOnly = false; 12531 int removeUser = -1; 12532 int appId = -1; 12533 synchronized (mPackages) { 12534 ps = mSettings.mPackages.get(packageName); 12535 if (ps == null) { 12536 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12537 return false; 12538 } 12539 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12540 && user.getIdentifier() != UserHandle.USER_ALL) { 12541 // The caller is asking that the package only be deleted for a single 12542 // user. To do this, we just mark its uninstalled state and delete 12543 // its data. If this is a system app, we only allow this to happen if 12544 // they have set the special DELETE_SYSTEM_APP which requests different 12545 // semantics than normal for uninstalling system apps. 12546 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12547 ps.setUserState(user.getIdentifier(), 12548 COMPONENT_ENABLED_STATE_DEFAULT, 12549 false, //installed 12550 true, //stopped 12551 true, //notLaunched 12552 false, //hidden 12553 null, null, null, 12554 false, // blockUninstall 12555 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12556 if (!isSystemApp(ps)) { 12557 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12558 // Other user still have this package installed, so all 12559 // we need to do is clear this user's data and save that 12560 // it is uninstalled. 12561 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12562 removeUser = user.getIdentifier(); 12563 appId = ps.appId; 12564 scheduleWritePackageRestrictionsLocked(removeUser); 12565 } else { 12566 // We need to set it back to 'installed' so the uninstall 12567 // broadcasts will be sent correctly. 12568 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12569 ps.setInstalled(true, user.getIdentifier()); 12570 } 12571 } else { 12572 // This is a system app, so we assume that the 12573 // other users still have this package installed, so all 12574 // we need to do is clear this user's data and save that 12575 // it is uninstalled. 12576 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12577 removeUser = user.getIdentifier(); 12578 appId = ps.appId; 12579 scheduleWritePackageRestrictionsLocked(removeUser); 12580 } 12581 } 12582 } 12583 12584 if (removeUser >= 0) { 12585 // From above, we determined that we are deleting this only 12586 // for a single user. Continue the work here. 12587 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12588 if (outInfo != null) { 12589 outInfo.removedPackage = packageName; 12590 outInfo.removedAppId = appId; 12591 outInfo.removedUsers = new int[] {removeUser}; 12592 } 12593 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12594 removeKeystoreDataIfNeeded(removeUser, appId); 12595 schedulePackageCleaning(packageName, removeUser, false); 12596 synchronized (mPackages) { 12597 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12598 scheduleWritePackageRestrictionsLocked(removeUser); 12599 } 12600 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12601 removeUser); 12602 } 12603 return true; 12604 } 12605 12606 if (dataOnly) { 12607 // Delete application data first 12608 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12609 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12610 return true; 12611 } 12612 12613 boolean ret = false; 12614 if (isSystemApp(ps)) { 12615 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12616 // When an updated system application is deleted we delete the existing resources as well and 12617 // fall back to existing code in system partition 12618 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12619 flags, outInfo, writeSettings); 12620 } else { 12621 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12622 // Kill application pre-emptively especially for apps on sd. 12623 killApplication(packageName, ps.appId, "uninstall pkg"); 12624 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12625 allUserHandles, perUserInstalled, 12626 outInfo, writeSettings); 12627 } 12628 12629 return ret; 12630 } 12631 12632 private final class ClearStorageConnection implements ServiceConnection { 12633 IMediaContainerService mContainerService; 12634 12635 @Override 12636 public void onServiceConnected(ComponentName name, IBinder service) { 12637 synchronized (this) { 12638 mContainerService = IMediaContainerService.Stub.asInterface(service); 12639 notifyAll(); 12640 } 12641 } 12642 12643 @Override 12644 public void onServiceDisconnected(ComponentName name) { 12645 } 12646 } 12647 12648 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12649 final boolean mounted; 12650 if (Environment.isExternalStorageEmulated()) { 12651 mounted = true; 12652 } else { 12653 final String status = Environment.getExternalStorageState(); 12654 12655 mounted = status.equals(Environment.MEDIA_MOUNTED) 12656 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12657 } 12658 12659 if (!mounted) { 12660 return; 12661 } 12662 12663 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12664 int[] users; 12665 if (userId == UserHandle.USER_ALL) { 12666 users = sUserManager.getUserIds(); 12667 } else { 12668 users = new int[] { userId }; 12669 } 12670 final ClearStorageConnection conn = new ClearStorageConnection(); 12671 if (mContext.bindServiceAsUser( 12672 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12673 try { 12674 for (int curUser : users) { 12675 long timeout = SystemClock.uptimeMillis() + 5000; 12676 synchronized (conn) { 12677 long now = SystemClock.uptimeMillis(); 12678 while (conn.mContainerService == null && now < timeout) { 12679 try { 12680 conn.wait(timeout - now); 12681 } catch (InterruptedException e) { 12682 } 12683 } 12684 } 12685 if (conn.mContainerService == null) { 12686 return; 12687 } 12688 12689 final UserEnvironment userEnv = new UserEnvironment(curUser); 12690 clearDirectory(conn.mContainerService, 12691 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12692 if (allData) { 12693 clearDirectory(conn.mContainerService, 12694 userEnv.buildExternalStorageAppDataDirs(packageName)); 12695 clearDirectory(conn.mContainerService, 12696 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12697 } 12698 } 12699 } finally { 12700 mContext.unbindService(conn); 12701 } 12702 } 12703 } 12704 12705 @Override 12706 public void clearApplicationUserData(final String packageName, 12707 final IPackageDataObserver observer, final int userId) { 12708 mContext.enforceCallingOrSelfPermission( 12709 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12710 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12711 // Queue up an async operation since the package deletion may take a little while. 12712 mHandler.post(new Runnable() { 12713 public void run() { 12714 mHandler.removeCallbacks(this); 12715 final boolean succeeded; 12716 synchronized (mInstallLock) { 12717 succeeded = clearApplicationUserDataLI(packageName, userId); 12718 } 12719 clearExternalStorageDataSync(packageName, userId, true); 12720 if (succeeded) { 12721 // invoke DeviceStorageMonitor's update method to clear any notifications 12722 DeviceStorageMonitorInternal 12723 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12724 if (dsm != null) { 12725 dsm.checkMemory(); 12726 } 12727 } 12728 if(observer != null) { 12729 try { 12730 observer.onRemoveCompleted(packageName, succeeded); 12731 } catch (RemoteException e) { 12732 Log.i(TAG, "Observer no longer exists."); 12733 } 12734 } //end if observer 12735 } //end run 12736 }); 12737 } 12738 12739 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12740 if (packageName == null) { 12741 Slog.w(TAG, "Attempt to delete null packageName."); 12742 return false; 12743 } 12744 12745 // Try finding details about the requested package 12746 PackageParser.Package pkg; 12747 synchronized (mPackages) { 12748 pkg = mPackages.get(packageName); 12749 if (pkg == null) { 12750 final PackageSetting ps = mSettings.mPackages.get(packageName); 12751 if (ps != null) { 12752 pkg = ps.pkg; 12753 } 12754 } 12755 12756 if (pkg == null) { 12757 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12758 return false; 12759 } 12760 12761 PackageSetting ps = (PackageSetting) pkg.mExtras; 12762 PermissionsState permissionsState = ps.getPermissionsState(); 12763 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12764 } 12765 12766 // Always delete data directories for package, even if we found no other 12767 // record of app. This helps users recover from UID mismatches without 12768 // resorting to a full data wipe. 12769 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12770 if (retCode < 0) { 12771 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12772 return false; 12773 } 12774 12775 final int appId = pkg.applicationInfo.uid; 12776 removeKeystoreDataIfNeeded(userId, appId); 12777 12778 // Create a native library symlink only if we have native libraries 12779 // and if the native libraries are 32 bit libraries. We do not provide 12780 // this symlink for 64 bit libraries. 12781 if (pkg.applicationInfo.primaryCpuAbi != null && 12782 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12783 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12784 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12785 nativeLibPath, userId) < 0) { 12786 Slog.w(TAG, "Failed linking native library dir"); 12787 return false; 12788 } 12789 } 12790 12791 return true; 12792 } 12793 12794 12795 /** 12796 * Revokes granted runtime permissions and clears resettable flags 12797 * which are flags that can be set by a user interaction. 12798 * 12799 * @param permissionsState The permission state to reset. 12800 * @param userId The device user for which to do a reset. 12801 */ 12802 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 12803 PermissionsState permissionsState, int userId) { 12804 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 12805 | PackageManager.FLAG_PERMISSION_USER_FIXED 12806 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 12807 12808 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 12809 } 12810 12811 /** 12812 * Revokes granted runtime permissions and clears all flags. 12813 * 12814 * @param permissionsState The permission state to reset. 12815 * @param userId The device user for which to do a reset. 12816 */ 12817 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 12818 PermissionsState permissionsState, int userId) { 12819 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 12820 PackageManager.MASK_PERMISSION_FLAGS); 12821 } 12822 12823 /** 12824 * Revokes granted runtime permissions and clears certain flags. 12825 * 12826 * @param permissionsState The permission state to reset. 12827 * @param userId The device user for which to do a reset. 12828 * @param flags The flags that is going to be reset. 12829 */ 12830 private void revokeRuntimePermissionsAndClearFlagsLocked( 12831 PermissionsState permissionsState, int userId, int flags) { 12832 boolean needsWrite = false; 12833 12834 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 12835 BasePermission bp = mSettings.mPermissions.get(state.getName()); 12836 if (bp != null) { 12837 permissionsState.revokeRuntimePermission(bp, userId); 12838 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 12839 needsWrite = true; 12840 } 12841 } 12842 12843 // Ensure default permissions are never cleared. 12844 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 12845 12846 if (needsWrite) { 12847 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 12848 } 12849 } 12850 12851 /** 12852 * Remove entries from the keystore daemon. Will only remove it if the 12853 * {@code appId} is valid. 12854 */ 12855 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12856 if (appId < 0) { 12857 return; 12858 } 12859 12860 final KeyStore keyStore = KeyStore.getInstance(); 12861 if (keyStore != null) { 12862 if (userId == UserHandle.USER_ALL) { 12863 for (final int individual : sUserManager.getUserIds()) { 12864 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12865 } 12866 } else { 12867 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12868 } 12869 } else { 12870 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12871 } 12872 } 12873 12874 @Override 12875 public void deleteApplicationCacheFiles(final String packageName, 12876 final IPackageDataObserver observer) { 12877 mContext.enforceCallingOrSelfPermission( 12878 android.Manifest.permission.DELETE_CACHE_FILES, null); 12879 // Queue up an async operation since the package deletion may take a little while. 12880 final int userId = UserHandle.getCallingUserId(); 12881 mHandler.post(new Runnable() { 12882 public void run() { 12883 mHandler.removeCallbacks(this); 12884 final boolean succeded; 12885 synchronized (mInstallLock) { 12886 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12887 } 12888 clearExternalStorageDataSync(packageName, userId, false); 12889 if (observer != null) { 12890 try { 12891 observer.onRemoveCompleted(packageName, succeded); 12892 } catch (RemoteException e) { 12893 Log.i(TAG, "Observer no longer exists."); 12894 } 12895 } //end if observer 12896 } //end run 12897 }); 12898 } 12899 12900 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12901 if (packageName == null) { 12902 Slog.w(TAG, "Attempt to delete null packageName."); 12903 return false; 12904 } 12905 PackageParser.Package p; 12906 synchronized (mPackages) { 12907 p = mPackages.get(packageName); 12908 } 12909 if (p == null) { 12910 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12911 return false; 12912 } 12913 final ApplicationInfo applicationInfo = p.applicationInfo; 12914 if (applicationInfo == null) { 12915 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12916 return false; 12917 } 12918 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12919 if (retCode < 0) { 12920 Slog.w(TAG, "Couldn't remove cache files for package: " 12921 + packageName + " u" + userId); 12922 return false; 12923 } 12924 return true; 12925 } 12926 12927 @Override 12928 public void getPackageSizeInfo(final String packageName, int userHandle, 12929 final IPackageStatsObserver observer) { 12930 mContext.enforceCallingOrSelfPermission( 12931 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12932 if (packageName == null) { 12933 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12934 } 12935 12936 PackageStats stats = new PackageStats(packageName, userHandle); 12937 12938 /* 12939 * Queue up an async operation since the package measurement may take a 12940 * little while. 12941 */ 12942 Message msg = mHandler.obtainMessage(INIT_COPY); 12943 msg.obj = new MeasureParams(stats, observer); 12944 mHandler.sendMessage(msg); 12945 } 12946 12947 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12948 PackageStats pStats) { 12949 if (packageName == null) { 12950 Slog.w(TAG, "Attempt to get size of null packageName."); 12951 return false; 12952 } 12953 PackageParser.Package p; 12954 boolean dataOnly = false; 12955 String libDirRoot = null; 12956 String asecPath = null; 12957 PackageSetting ps = null; 12958 synchronized (mPackages) { 12959 p = mPackages.get(packageName); 12960 ps = mSettings.mPackages.get(packageName); 12961 if(p == null) { 12962 dataOnly = true; 12963 if((ps == null) || (ps.pkg == null)) { 12964 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12965 return false; 12966 } 12967 p = ps.pkg; 12968 } 12969 if (ps != null) { 12970 libDirRoot = ps.legacyNativeLibraryPathString; 12971 } 12972 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12973 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12974 if (secureContainerId != null) { 12975 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12976 } 12977 } 12978 } 12979 String publicSrcDir = null; 12980 if(!dataOnly) { 12981 final ApplicationInfo applicationInfo = p.applicationInfo; 12982 if (applicationInfo == null) { 12983 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12984 return false; 12985 } 12986 if (p.isForwardLocked()) { 12987 publicSrcDir = applicationInfo.getBaseResourcePath(); 12988 } 12989 } 12990 // TODO: extend to measure size of split APKs 12991 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12992 // not just the first level. 12993 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12994 // just the primary. 12995 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12996 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 12997 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12998 if (res < 0) { 12999 return false; 13000 } 13001 13002 // Fix-up for forward-locked applications in ASEC containers. 13003 if (!isExternal(p)) { 13004 pStats.codeSize += pStats.externalCodeSize; 13005 pStats.externalCodeSize = 0L; 13006 } 13007 13008 return true; 13009 } 13010 13011 13012 @Override 13013 public void addPackageToPreferred(String packageName) { 13014 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13015 } 13016 13017 @Override 13018 public void removePackageFromPreferred(String packageName) { 13019 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13020 } 13021 13022 @Override 13023 public List<PackageInfo> getPreferredPackages(int flags) { 13024 return new ArrayList<PackageInfo>(); 13025 } 13026 13027 private int getUidTargetSdkVersionLockedLPr(int uid) { 13028 Object obj = mSettings.getUserIdLPr(uid); 13029 if (obj instanceof SharedUserSetting) { 13030 final SharedUserSetting sus = (SharedUserSetting) obj; 13031 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13032 final Iterator<PackageSetting> it = sus.packages.iterator(); 13033 while (it.hasNext()) { 13034 final PackageSetting ps = it.next(); 13035 if (ps.pkg != null) { 13036 int v = ps.pkg.applicationInfo.targetSdkVersion; 13037 if (v < vers) vers = v; 13038 } 13039 } 13040 return vers; 13041 } else if (obj instanceof PackageSetting) { 13042 final PackageSetting ps = (PackageSetting) obj; 13043 if (ps.pkg != null) { 13044 return ps.pkg.applicationInfo.targetSdkVersion; 13045 } 13046 } 13047 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13048 } 13049 13050 @Override 13051 public void addPreferredActivity(IntentFilter filter, int match, 13052 ComponentName[] set, ComponentName activity, int userId) { 13053 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13054 "Adding preferred"); 13055 } 13056 13057 private void addPreferredActivityInternal(IntentFilter filter, int match, 13058 ComponentName[] set, ComponentName activity, boolean always, int userId, 13059 String opname) { 13060 // writer 13061 int callingUid = Binder.getCallingUid(); 13062 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13063 if (filter.countActions() == 0) { 13064 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13065 return; 13066 } 13067 synchronized (mPackages) { 13068 if (mContext.checkCallingOrSelfPermission( 13069 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13070 != PackageManager.PERMISSION_GRANTED) { 13071 if (getUidTargetSdkVersionLockedLPr(callingUid) 13072 < Build.VERSION_CODES.FROYO) { 13073 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13074 + callingUid); 13075 return; 13076 } 13077 mContext.enforceCallingOrSelfPermission( 13078 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13079 } 13080 13081 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13082 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13083 + userId + ":"); 13084 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13085 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13086 scheduleWritePackageRestrictionsLocked(userId); 13087 } 13088 } 13089 13090 @Override 13091 public void replacePreferredActivity(IntentFilter filter, int match, 13092 ComponentName[] set, ComponentName activity, int userId) { 13093 if (filter.countActions() != 1) { 13094 throw new IllegalArgumentException( 13095 "replacePreferredActivity expects filter to have only 1 action."); 13096 } 13097 if (filter.countDataAuthorities() != 0 13098 || filter.countDataPaths() != 0 13099 || filter.countDataSchemes() > 1 13100 || filter.countDataTypes() != 0) { 13101 throw new IllegalArgumentException( 13102 "replacePreferredActivity expects filter to have no data authorities, " + 13103 "paths, or types; and at most one scheme."); 13104 } 13105 13106 final int callingUid = Binder.getCallingUid(); 13107 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13108 synchronized (mPackages) { 13109 if (mContext.checkCallingOrSelfPermission( 13110 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13111 != PackageManager.PERMISSION_GRANTED) { 13112 if (getUidTargetSdkVersionLockedLPr(callingUid) 13113 < Build.VERSION_CODES.FROYO) { 13114 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13115 + Binder.getCallingUid()); 13116 return; 13117 } 13118 mContext.enforceCallingOrSelfPermission( 13119 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13120 } 13121 13122 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13123 if (pir != null) { 13124 // Get all of the existing entries that exactly match this filter. 13125 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13126 if (existing != null && existing.size() == 1) { 13127 PreferredActivity cur = existing.get(0); 13128 if (DEBUG_PREFERRED) { 13129 Slog.i(TAG, "Checking replace of preferred:"); 13130 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13131 if (!cur.mPref.mAlways) { 13132 Slog.i(TAG, " -- CUR; not mAlways!"); 13133 } else { 13134 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13135 Slog.i(TAG, " -- CUR: mSet=" 13136 + Arrays.toString(cur.mPref.mSetComponents)); 13137 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13138 Slog.i(TAG, " -- NEW: mMatch=" 13139 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13140 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13141 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13142 } 13143 } 13144 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13145 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13146 && cur.mPref.sameSet(set)) { 13147 // Setting the preferred activity to what it happens to be already 13148 if (DEBUG_PREFERRED) { 13149 Slog.i(TAG, "Replacing with same preferred activity " 13150 + cur.mPref.mShortComponent + " for user " 13151 + userId + ":"); 13152 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13153 } 13154 return; 13155 } 13156 } 13157 13158 if (existing != null) { 13159 if (DEBUG_PREFERRED) { 13160 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13161 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13162 } 13163 for (int i = 0; i < existing.size(); i++) { 13164 PreferredActivity pa = existing.get(i); 13165 if (DEBUG_PREFERRED) { 13166 Slog.i(TAG, "Removing existing preferred activity " 13167 + pa.mPref.mComponent + ":"); 13168 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13169 } 13170 pir.removeFilter(pa); 13171 } 13172 } 13173 } 13174 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13175 "Replacing preferred"); 13176 } 13177 } 13178 13179 @Override 13180 public void clearPackagePreferredActivities(String packageName) { 13181 final int uid = Binder.getCallingUid(); 13182 // writer 13183 synchronized (mPackages) { 13184 PackageParser.Package pkg = mPackages.get(packageName); 13185 if (pkg == null || pkg.applicationInfo.uid != uid) { 13186 if (mContext.checkCallingOrSelfPermission( 13187 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13188 != PackageManager.PERMISSION_GRANTED) { 13189 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13190 < Build.VERSION_CODES.FROYO) { 13191 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13192 + Binder.getCallingUid()); 13193 return; 13194 } 13195 mContext.enforceCallingOrSelfPermission( 13196 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13197 } 13198 } 13199 13200 int user = UserHandle.getCallingUserId(); 13201 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13202 scheduleWritePackageRestrictionsLocked(user); 13203 } 13204 } 13205 } 13206 13207 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13208 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13209 ArrayList<PreferredActivity> removed = null; 13210 boolean changed = false; 13211 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13212 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13213 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13214 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13215 continue; 13216 } 13217 Iterator<PreferredActivity> it = pir.filterIterator(); 13218 while (it.hasNext()) { 13219 PreferredActivity pa = it.next(); 13220 // Mark entry for removal only if it matches the package name 13221 // and the entry is of type "always". 13222 if (packageName == null || 13223 (pa.mPref.mComponent.getPackageName().equals(packageName) 13224 && pa.mPref.mAlways)) { 13225 if (removed == null) { 13226 removed = new ArrayList<PreferredActivity>(); 13227 } 13228 removed.add(pa); 13229 } 13230 } 13231 if (removed != null) { 13232 for (int j=0; j<removed.size(); j++) { 13233 PreferredActivity pa = removed.get(j); 13234 pir.removeFilter(pa); 13235 } 13236 changed = true; 13237 } 13238 } 13239 return changed; 13240 } 13241 13242 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13243 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13244 if (userId == UserHandle.USER_ALL) { 13245 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13246 sUserManager.getUserIds())) { 13247 for (int oneUserId : sUserManager.getUserIds()) { 13248 scheduleWritePackageRestrictionsLocked(oneUserId); 13249 } 13250 } 13251 } else { 13252 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13253 scheduleWritePackageRestrictionsLocked(userId); 13254 } 13255 } 13256 } 13257 13258 13259 void clearDefaultBrowserIfNeeded(String packageName) { 13260 for (int oneUserId : sUserManager.getUserIds()) { 13261 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13262 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13263 if (packageName.equals(defaultBrowserPackageName)) { 13264 setDefaultBrowserPackageName(null, oneUserId); 13265 } 13266 } 13267 } 13268 13269 @Override 13270 public void resetPreferredActivities(int userId) { 13271 /* TODO: Actually use userId. Why is it being passed in? */ 13272 mContext.enforceCallingOrSelfPermission( 13273 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13274 // writer 13275 synchronized (mPackages) { 13276 int user = UserHandle.getCallingUserId(); 13277 clearPackagePreferredActivitiesLPw(null, user); 13278 mSettings.readDefaultPreferredAppsLPw(this, user); 13279 scheduleWritePackageRestrictionsLocked(user); 13280 } 13281 } 13282 13283 @Override 13284 public int getPreferredActivities(List<IntentFilter> outFilters, 13285 List<ComponentName> outActivities, String packageName) { 13286 13287 int num = 0; 13288 final int userId = UserHandle.getCallingUserId(); 13289 // reader 13290 synchronized (mPackages) { 13291 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13292 if (pir != null) { 13293 final Iterator<PreferredActivity> it = pir.filterIterator(); 13294 while (it.hasNext()) { 13295 final PreferredActivity pa = it.next(); 13296 if (packageName == null 13297 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13298 && pa.mPref.mAlways)) { 13299 if (outFilters != null) { 13300 outFilters.add(new IntentFilter(pa)); 13301 } 13302 if (outActivities != null) { 13303 outActivities.add(pa.mPref.mComponent); 13304 } 13305 } 13306 } 13307 } 13308 } 13309 13310 return num; 13311 } 13312 13313 @Override 13314 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13315 int userId) { 13316 int callingUid = Binder.getCallingUid(); 13317 if (callingUid != Process.SYSTEM_UID) { 13318 throw new SecurityException( 13319 "addPersistentPreferredActivity can only be run by the system"); 13320 } 13321 if (filter.countActions() == 0) { 13322 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13323 return; 13324 } 13325 synchronized (mPackages) { 13326 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13327 " :"); 13328 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13329 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13330 new PersistentPreferredActivity(filter, activity)); 13331 scheduleWritePackageRestrictionsLocked(userId); 13332 } 13333 } 13334 13335 @Override 13336 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13337 int callingUid = Binder.getCallingUid(); 13338 if (callingUid != Process.SYSTEM_UID) { 13339 throw new SecurityException( 13340 "clearPackagePersistentPreferredActivities can only be run by the system"); 13341 } 13342 ArrayList<PersistentPreferredActivity> removed = null; 13343 boolean changed = false; 13344 synchronized (mPackages) { 13345 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13346 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13347 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13348 .valueAt(i); 13349 if (userId != thisUserId) { 13350 continue; 13351 } 13352 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13353 while (it.hasNext()) { 13354 PersistentPreferredActivity ppa = it.next(); 13355 // Mark entry for removal only if it matches the package name. 13356 if (ppa.mComponent.getPackageName().equals(packageName)) { 13357 if (removed == null) { 13358 removed = new ArrayList<PersistentPreferredActivity>(); 13359 } 13360 removed.add(ppa); 13361 } 13362 } 13363 if (removed != null) { 13364 for (int j=0; j<removed.size(); j++) { 13365 PersistentPreferredActivity ppa = removed.get(j); 13366 ppir.removeFilter(ppa); 13367 } 13368 changed = true; 13369 } 13370 } 13371 13372 if (changed) { 13373 scheduleWritePackageRestrictionsLocked(userId); 13374 } 13375 } 13376 } 13377 13378 /** 13379 * Non-Binder method, support for the backup/restore mechanism: write the 13380 * full set of preferred activities in its canonical XML format. Returns true 13381 * on success; false otherwise. 13382 */ 13383 @Override 13384 public byte[] getPreferredActivityBackup(int userId) { 13385 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13386 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13387 } 13388 13389 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13390 try { 13391 final XmlSerializer serializer = new FastXmlSerializer(); 13392 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13393 serializer.startDocument(null, true); 13394 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13395 13396 synchronized (mPackages) { 13397 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13398 } 13399 13400 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13401 serializer.endDocument(); 13402 serializer.flush(); 13403 } catch (Exception e) { 13404 if (DEBUG_BACKUP) { 13405 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13406 } 13407 return null; 13408 } 13409 13410 return dataStream.toByteArray(); 13411 } 13412 13413 @Override 13414 public void restorePreferredActivities(byte[] backup, int userId) { 13415 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13416 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13417 } 13418 13419 try { 13420 final XmlPullParser parser = Xml.newPullParser(); 13421 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13422 13423 int type; 13424 while ((type = parser.next()) != XmlPullParser.START_TAG 13425 && type != XmlPullParser.END_DOCUMENT) { 13426 } 13427 if (type != XmlPullParser.START_TAG) { 13428 // oops didn't find a start tag?! 13429 if (DEBUG_BACKUP) { 13430 Slog.e(TAG, "Didn't find start tag during restore"); 13431 } 13432 return; 13433 } 13434 13435 // this is supposed to be TAG_PREFERRED_BACKUP 13436 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 13437 if (DEBUG_BACKUP) { 13438 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13439 } 13440 return; 13441 } 13442 13443 // skip interfering stuff, then we're aligned with the backing implementation 13444 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13445 synchronized (mPackages) { 13446 mSettings.readPreferredActivitiesLPw(parser, userId); 13447 } 13448 } catch (Exception e) { 13449 if (DEBUG_BACKUP) { 13450 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13451 } 13452 } 13453 } 13454 13455 @Override 13456 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13457 int sourceUserId, int targetUserId, int flags) { 13458 mContext.enforceCallingOrSelfPermission( 13459 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13460 int callingUid = Binder.getCallingUid(); 13461 enforceOwnerRights(ownerPackage, callingUid); 13462 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13463 if (intentFilter.countActions() == 0) { 13464 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13465 return; 13466 } 13467 synchronized (mPackages) { 13468 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13469 ownerPackage, targetUserId, flags); 13470 CrossProfileIntentResolver resolver = 13471 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13472 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13473 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13474 if (existing != null) { 13475 int size = existing.size(); 13476 for (int i = 0; i < size; i++) { 13477 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13478 return; 13479 } 13480 } 13481 } 13482 resolver.addFilter(newFilter); 13483 scheduleWritePackageRestrictionsLocked(sourceUserId); 13484 } 13485 } 13486 13487 @Override 13488 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13489 mContext.enforceCallingOrSelfPermission( 13490 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13491 int callingUid = Binder.getCallingUid(); 13492 enforceOwnerRights(ownerPackage, callingUid); 13493 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13494 synchronized (mPackages) { 13495 CrossProfileIntentResolver resolver = 13496 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13497 ArraySet<CrossProfileIntentFilter> set = 13498 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13499 for (CrossProfileIntentFilter filter : set) { 13500 if (filter.getOwnerPackage().equals(ownerPackage)) { 13501 resolver.removeFilter(filter); 13502 } 13503 } 13504 scheduleWritePackageRestrictionsLocked(sourceUserId); 13505 } 13506 } 13507 13508 // Enforcing that callingUid is owning pkg on userId 13509 private void enforceOwnerRights(String pkg, int callingUid) { 13510 // The system owns everything. 13511 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13512 return; 13513 } 13514 int callingUserId = UserHandle.getUserId(callingUid); 13515 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13516 if (pi == null) { 13517 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13518 + callingUserId); 13519 } 13520 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13521 throw new SecurityException("Calling uid " + callingUid 13522 + " does not own package " + pkg); 13523 } 13524 } 13525 13526 @Override 13527 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13528 Intent intent = new Intent(Intent.ACTION_MAIN); 13529 intent.addCategory(Intent.CATEGORY_HOME); 13530 13531 final int callingUserId = UserHandle.getCallingUserId(); 13532 List<ResolveInfo> list = queryIntentActivities(intent, null, 13533 PackageManager.GET_META_DATA, callingUserId); 13534 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13535 true, false, false, callingUserId); 13536 13537 allHomeCandidates.clear(); 13538 if (list != null) { 13539 for (ResolveInfo ri : list) { 13540 allHomeCandidates.add(ri); 13541 } 13542 } 13543 return (preferred == null || preferred.activityInfo == null) 13544 ? null 13545 : new ComponentName(preferred.activityInfo.packageName, 13546 preferred.activityInfo.name); 13547 } 13548 13549 @Override 13550 public void setApplicationEnabledSetting(String appPackageName, 13551 int newState, int flags, int userId, String callingPackage) { 13552 if (!sUserManager.exists(userId)) return; 13553 if (callingPackage == null) { 13554 callingPackage = Integer.toString(Binder.getCallingUid()); 13555 } 13556 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13557 } 13558 13559 @Override 13560 public void setComponentEnabledSetting(ComponentName componentName, 13561 int newState, int flags, int userId) { 13562 if (!sUserManager.exists(userId)) return; 13563 setEnabledSetting(componentName.getPackageName(), 13564 componentName.getClassName(), newState, flags, userId, null); 13565 } 13566 13567 private void setEnabledSetting(final String packageName, String className, int newState, 13568 final int flags, int userId, String callingPackage) { 13569 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13570 || newState == COMPONENT_ENABLED_STATE_ENABLED 13571 || newState == COMPONENT_ENABLED_STATE_DISABLED 13572 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13573 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13574 throw new IllegalArgumentException("Invalid new component state: " 13575 + newState); 13576 } 13577 PackageSetting pkgSetting; 13578 final int uid = Binder.getCallingUid(); 13579 final int permission = mContext.checkCallingOrSelfPermission( 13580 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13581 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13582 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13583 boolean sendNow = false; 13584 boolean isApp = (className == null); 13585 String componentName = isApp ? packageName : className; 13586 int packageUid = -1; 13587 ArrayList<String> components; 13588 13589 // writer 13590 synchronized (mPackages) { 13591 pkgSetting = mSettings.mPackages.get(packageName); 13592 if (pkgSetting == null) { 13593 if (className == null) { 13594 throw new IllegalArgumentException( 13595 "Unknown package: " + packageName); 13596 } 13597 throw new IllegalArgumentException( 13598 "Unknown component: " + packageName 13599 + "/" + className); 13600 } 13601 // Allow root and verify that userId is not being specified by a different user 13602 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13603 throw new SecurityException( 13604 "Permission Denial: attempt to change component state from pid=" 13605 + Binder.getCallingPid() 13606 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13607 } 13608 if (className == null) { 13609 // We're dealing with an application/package level state change 13610 if (pkgSetting.getEnabled(userId) == newState) { 13611 // Nothing to do 13612 return; 13613 } 13614 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13615 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13616 // Don't care about who enables an app. 13617 callingPackage = null; 13618 } 13619 pkgSetting.setEnabled(newState, userId, callingPackage); 13620 // pkgSetting.pkg.mSetEnabled = newState; 13621 } else { 13622 // We're dealing with a component level state change 13623 // First, verify that this is a valid class name. 13624 PackageParser.Package pkg = pkgSetting.pkg; 13625 if (pkg == null || !pkg.hasComponentClassName(className)) { 13626 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13627 throw new IllegalArgumentException("Component class " + className 13628 + " does not exist in " + packageName); 13629 } else { 13630 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13631 + className + " does not exist in " + packageName); 13632 } 13633 } 13634 switch (newState) { 13635 case COMPONENT_ENABLED_STATE_ENABLED: 13636 if (!pkgSetting.enableComponentLPw(className, userId)) { 13637 return; 13638 } 13639 break; 13640 case COMPONENT_ENABLED_STATE_DISABLED: 13641 if (!pkgSetting.disableComponentLPw(className, userId)) { 13642 return; 13643 } 13644 break; 13645 case COMPONENT_ENABLED_STATE_DEFAULT: 13646 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13647 return; 13648 } 13649 break; 13650 default: 13651 Slog.e(TAG, "Invalid new component state: " + newState); 13652 return; 13653 } 13654 } 13655 scheduleWritePackageRestrictionsLocked(userId); 13656 components = mPendingBroadcasts.get(userId, packageName); 13657 final boolean newPackage = components == null; 13658 if (newPackage) { 13659 components = new ArrayList<String>(); 13660 } 13661 if (!components.contains(componentName)) { 13662 components.add(componentName); 13663 } 13664 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13665 sendNow = true; 13666 // Purge entry from pending broadcast list if another one exists already 13667 // since we are sending one right away. 13668 mPendingBroadcasts.remove(userId, packageName); 13669 } else { 13670 if (newPackage) { 13671 mPendingBroadcasts.put(userId, packageName, components); 13672 } 13673 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13674 // Schedule a message 13675 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13676 } 13677 } 13678 } 13679 13680 long callingId = Binder.clearCallingIdentity(); 13681 try { 13682 if (sendNow) { 13683 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13684 sendPackageChangedBroadcast(packageName, 13685 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13686 } 13687 } finally { 13688 Binder.restoreCallingIdentity(callingId); 13689 } 13690 } 13691 13692 private void sendPackageChangedBroadcast(String packageName, 13693 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13694 if (DEBUG_INSTALL) 13695 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13696 + componentNames); 13697 Bundle extras = new Bundle(4); 13698 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13699 String nameList[] = new String[componentNames.size()]; 13700 componentNames.toArray(nameList); 13701 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13702 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13703 extras.putInt(Intent.EXTRA_UID, packageUid); 13704 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13705 new int[] {UserHandle.getUserId(packageUid)}); 13706 } 13707 13708 @Override 13709 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13710 if (!sUserManager.exists(userId)) return; 13711 final int uid = Binder.getCallingUid(); 13712 final int permission = mContext.checkCallingOrSelfPermission( 13713 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13714 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13715 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13716 // writer 13717 synchronized (mPackages) { 13718 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 13719 allowedByPermission, uid, userId)) { 13720 scheduleWritePackageRestrictionsLocked(userId); 13721 } 13722 } 13723 } 13724 13725 @Override 13726 public String getInstallerPackageName(String packageName) { 13727 // reader 13728 synchronized (mPackages) { 13729 return mSettings.getInstallerPackageNameLPr(packageName); 13730 } 13731 } 13732 13733 @Override 13734 public int getApplicationEnabledSetting(String packageName, int userId) { 13735 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13736 int uid = Binder.getCallingUid(); 13737 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13738 // reader 13739 synchronized (mPackages) { 13740 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13741 } 13742 } 13743 13744 @Override 13745 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13746 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13747 int uid = Binder.getCallingUid(); 13748 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13749 // reader 13750 synchronized (mPackages) { 13751 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13752 } 13753 } 13754 13755 @Override 13756 public void enterSafeMode() { 13757 enforceSystemOrRoot("Only the system can request entering safe mode"); 13758 13759 if (!mSystemReady) { 13760 mSafeMode = true; 13761 } 13762 } 13763 13764 @Override 13765 public void systemReady() { 13766 mSystemReady = true; 13767 13768 // Read the compatibilty setting when the system is ready. 13769 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13770 mContext.getContentResolver(), 13771 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13772 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13773 if (DEBUG_SETTINGS) { 13774 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13775 } 13776 13777 synchronized (mPackages) { 13778 // Verify that all of the preferred activity components actually 13779 // exist. It is possible for applications to be updated and at 13780 // that point remove a previously declared activity component that 13781 // had been set as a preferred activity. We try to clean this up 13782 // the next time we encounter that preferred activity, but it is 13783 // possible for the user flow to never be able to return to that 13784 // situation so here we do a sanity check to make sure we haven't 13785 // left any junk around. 13786 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13787 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13788 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13789 removed.clear(); 13790 for (PreferredActivity pa : pir.filterSet()) { 13791 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13792 removed.add(pa); 13793 } 13794 } 13795 if (removed.size() > 0) { 13796 for (int r=0; r<removed.size(); r++) { 13797 PreferredActivity pa = removed.get(r); 13798 Slog.w(TAG, "Removing dangling preferred activity: " 13799 + pa.mPref.mComponent); 13800 pir.removeFilter(pa); 13801 } 13802 mSettings.writePackageRestrictionsLPr( 13803 mSettings.mPreferredActivities.keyAt(i)); 13804 } 13805 } 13806 } 13807 sUserManager.systemReady(); 13808 13809 // If we upgraded grant all default permissions before kicking off. 13810 if (isFirstBoot() || (CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE && mIsUpgrade)) { 13811 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 13812 for (int userId : UserManagerService.getInstance().getUserIds()) { 13813 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 13814 } 13815 } 13816 13817 // Kick off any messages waiting for system ready 13818 if (mPostSystemReadyMessages != null) { 13819 for (Message msg : mPostSystemReadyMessages) { 13820 msg.sendToTarget(); 13821 } 13822 mPostSystemReadyMessages = null; 13823 } 13824 13825 // Watch for external volumes that come and go over time 13826 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13827 storage.registerListener(mStorageListener); 13828 13829 mInstallerService.systemReady(); 13830 mPackageDexOptimizer.systemReady(); 13831 } 13832 13833 @Override 13834 public boolean isSafeMode() { 13835 return mSafeMode; 13836 } 13837 13838 @Override 13839 public boolean hasSystemUidErrors() { 13840 return mHasSystemUidErrors; 13841 } 13842 13843 static String arrayToString(int[] array) { 13844 StringBuffer buf = new StringBuffer(128); 13845 buf.append('['); 13846 if (array != null) { 13847 for (int i=0; i<array.length; i++) { 13848 if (i > 0) buf.append(", "); 13849 buf.append(array[i]); 13850 } 13851 } 13852 buf.append(']'); 13853 return buf.toString(); 13854 } 13855 13856 static class DumpState { 13857 public static final int DUMP_LIBS = 1 << 0; 13858 public static final int DUMP_FEATURES = 1 << 1; 13859 public static final int DUMP_RESOLVERS = 1 << 2; 13860 public static final int DUMP_PERMISSIONS = 1 << 3; 13861 public static final int DUMP_PACKAGES = 1 << 4; 13862 public static final int DUMP_SHARED_USERS = 1 << 5; 13863 public static final int DUMP_MESSAGES = 1 << 6; 13864 public static final int DUMP_PROVIDERS = 1 << 7; 13865 public static final int DUMP_VERIFIERS = 1 << 8; 13866 public static final int DUMP_PREFERRED = 1 << 9; 13867 public static final int DUMP_PREFERRED_XML = 1 << 10; 13868 public static final int DUMP_KEYSETS = 1 << 11; 13869 public static final int DUMP_VERSION = 1 << 12; 13870 public static final int DUMP_INSTALLS = 1 << 13; 13871 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13872 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13873 13874 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13875 13876 private int mTypes; 13877 13878 private int mOptions; 13879 13880 private boolean mTitlePrinted; 13881 13882 private SharedUserSetting mSharedUser; 13883 13884 public boolean isDumping(int type) { 13885 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13886 return true; 13887 } 13888 13889 return (mTypes & type) != 0; 13890 } 13891 13892 public void setDump(int type) { 13893 mTypes |= type; 13894 } 13895 13896 public boolean isOptionEnabled(int option) { 13897 return (mOptions & option) != 0; 13898 } 13899 13900 public void setOptionEnabled(int option) { 13901 mOptions |= option; 13902 } 13903 13904 public boolean onTitlePrinted() { 13905 final boolean printed = mTitlePrinted; 13906 mTitlePrinted = true; 13907 return printed; 13908 } 13909 13910 public boolean getTitlePrinted() { 13911 return mTitlePrinted; 13912 } 13913 13914 public void setTitlePrinted(boolean enabled) { 13915 mTitlePrinted = enabled; 13916 } 13917 13918 public SharedUserSetting getSharedUser() { 13919 return mSharedUser; 13920 } 13921 13922 public void setSharedUser(SharedUserSetting user) { 13923 mSharedUser = user; 13924 } 13925 } 13926 13927 @Override 13928 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13929 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13930 != PackageManager.PERMISSION_GRANTED) { 13931 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13932 + Binder.getCallingPid() 13933 + ", uid=" + Binder.getCallingUid() 13934 + " without permission " 13935 + android.Manifest.permission.DUMP); 13936 return; 13937 } 13938 13939 DumpState dumpState = new DumpState(); 13940 boolean fullPreferred = false; 13941 boolean checkin = false; 13942 13943 String packageName = null; 13944 13945 int opti = 0; 13946 while (opti < args.length) { 13947 String opt = args[opti]; 13948 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13949 break; 13950 } 13951 opti++; 13952 13953 if ("-a".equals(opt)) { 13954 // Right now we only know how to print all. 13955 } else if ("-h".equals(opt)) { 13956 pw.println("Package manager dump options:"); 13957 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13958 pw.println(" --checkin: dump for a checkin"); 13959 pw.println(" -f: print details of intent filters"); 13960 pw.println(" -h: print this help"); 13961 pw.println(" cmd may be one of:"); 13962 pw.println(" l[ibraries]: list known shared libraries"); 13963 pw.println(" f[ibraries]: list device features"); 13964 pw.println(" k[eysets]: print known keysets"); 13965 pw.println(" r[esolvers]: dump intent resolvers"); 13966 pw.println(" perm[issions]: dump permissions"); 13967 pw.println(" pref[erred]: print preferred package settings"); 13968 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13969 pw.println(" prov[iders]: dump content providers"); 13970 pw.println(" p[ackages]: dump installed packages"); 13971 pw.println(" s[hared-users]: dump shared user IDs"); 13972 pw.println(" m[essages]: print collected runtime messages"); 13973 pw.println(" v[erifiers]: print package verifier info"); 13974 pw.println(" version: print database version info"); 13975 pw.println(" write: write current settings now"); 13976 pw.println(" <package.name>: info about given package"); 13977 pw.println(" installs: details about install sessions"); 13978 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13979 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13980 return; 13981 } else if ("--checkin".equals(opt)) { 13982 checkin = true; 13983 } else if ("-f".equals(opt)) { 13984 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13985 } else { 13986 pw.println("Unknown argument: " + opt + "; use -h for help"); 13987 } 13988 } 13989 13990 // Is the caller requesting to dump a particular piece of data? 13991 if (opti < args.length) { 13992 String cmd = args[opti]; 13993 opti++; 13994 // Is this a package name? 13995 if ("android".equals(cmd) || cmd.contains(".")) { 13996 packageName = cmd; 13997 // When dumping a single package, we always dump all of its 13998 // filter information since the amount of data will be reasonable. 13999 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14000 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14001 dumpState.setDump(DumpState.DUMP_LIBS); 14002 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14003 dumpState.setDump(DumpState.DUMP_FEATURES); 14004 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14005 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14006 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14007 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14008 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14009 dumpState.setDump(DumpState.DUMP_PREFERRED); 14010 } else if ("preferred-xml".equals(cmd)) { 14011 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14012 if (opti < args.length && "--full".equals(args[opti])) { 14013 fullPreferred = true; 14014 opti++; 14015 } 14016 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14017 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14018 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14019 dumpState.setDump(DumpState.DUMP_PACKAGES); 14020 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14021 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14022 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14023 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14024 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14025 dumpState.setDump(DumpState.DUMP_MESSAGES); 14026 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14027 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14028 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14029 || "intent-filter-verifiers".equals(cmd)) { 14030 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14031 } else if ("version".equals(cmd)) { 14032 dumpState.setDump(DumpState.DUMP_VERSION); 14033 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14034 dumpState.setDump(DumpState.DUMP_KEYSETS); 14035 } else if ("installs".equals(cmd)) { 14036 dumpState.setDump(DumpState.DUMP_INSTALLS); 14037 } else if ("write".equals(cmd)) { 14038 synchronized (mPackages) { 14039 mSettings.writeLPr(); 14040 pw.println("Settings written."); 14041 return; 14042 } 14043 } 14044 } 14045 14046 if (checkin) { 14047 pw.println("vers,1"); 14048 } 14049 14050 // reader 14051 synchronized (mPackages) { 14052 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14053 if (!checkin) { 14054 if (dumpState.onTitlePrinted()) 14055 pw.println(); 14056 pw.println("Database versions:"); 14057 pw.print(" SDK Version:"); 14058 pw.print(" internal="); 14059 pw.print(mSettings.mInternalSdkPlatform); 14060 pw.print(" external="); 14061 pw.println(mSettings.mExternalSdkPlatform); 14062 pw.print(" DB Version:"); 14063 pw.print(" internal="); 14064 pw.print(mSettings.mInternalDatabaseVersion); 14065 pw.print(" external="); 14066 pw.println(mSettings.mExternalDatabaseVersion); 14067 } 14068 } 14069 14070 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14071 if (!checkin) { 14072 if (dumpState.onTitlePrinted()) 14073 pw.println(); 14074 pw.println("Verifiers:"); 14075 pw.print(" Required: "); 14076 pw.print(mRequiredVerifierPackage); 14077 pw.print(" (uid="); 14078 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14079 pw.println(")"); 14080 } else if (mRequiredVerifierPackage != null) { 14081 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14082 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14083 } 14084 } 14085 14086 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14087 packageName == null) { 14088 if (mIntentFilterVerifierComponent != null) { 14089 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14090 if (!checkin) { 14091 if (dumpState.onTitlePrinted()) 14092 pw.println(); 14093 pw.println("Intent Filter Verifier:"); 14094 pw.print(" Using: "); 14095 pw.print(verifierPackageName); 14096 pw.print(" (uid="); 14097 pw.print(getPackageUid(verifierPackageName, 0)); 14098 pw.println(")"); 14099 } else if (verifierPackageName != null) { 14100 pw.print("ifv,"); pw.print(verifierPackageName); 14101 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14102 } 14103 } else { 14104 pw.println(); 14105 pw.println("No Intent Filter Verifier available!"); 14106 } 14107 } 14108 14109 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14110 boolean printedHeader = false; 14111 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14112 while (it.hasNext()) { 14113 String name = it.next(); 14114 SharedLibraryEntry ent = mSharedLibraries.get(name); 14115 if (!checkin) { 14116 if (!printedHeader) { 14117 if (dumpState.onTitlePrinted()) 14118 pw.println(); 14119 pw.println("Libraries:"); 14120 printedHeader = true; 14121 } 14122 pw.print(" "); 14123 } else { 14124 pw.print("lib,"); 14125 } 14126 pw.print(name); 14127 if (!checkin) { 14128 pw.print(" -> "); 14129 } 14130 if (ent.path != null) { 14131 if (!checkin) { 14132 pw.print("(jar) "); 14133 pw.print(ent.path); 14134 } else { 14135 pw.print(",jar,"); 14136 pw.print(ent.path); 14137 } 14138 } else { 14139 if (!checkin) { 14140 pw.print("(apk) "); 14141 pw.print(ent.apk); 14142 } else { 14143 pw.print(",apk,"); 14144 pw.print(ent.apk); 14145 } 14146 } 14147 pw.println(); 14148 } 14149 } 14150 14151 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14152 if (dumpState.onTitlePrinted()) 14153 pw.println(); 14154 if (!checkin) { 14155 pw.println("Features:"); 14156 } 14157 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14158 while (it.hasNext()) { 14159 String name = it.next(); 14160 if (!checkin) { 14161 pw.print(" "); 14162 } else { 14163 pw.print("feat,"); 14164 } 14165 pw.println(name); 14166 } 14167 } 14168 14169 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14170 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14171 : "Activity Resolver Table:", " ", packageName, 14172 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14173 dumpState.setTitlePrinted(true); 14174 } 14175 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14176 : "Receiver Resolver Table:", " ", packageName, 14177 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14178 dumpState.setTitlePrinted(true); 14179 } 14180 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14181 : "Service Resolver Table:", " ", packageName, 14182 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14183 dumpState.setTitlePrinted(true); 14184 } 14185 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14186 : "Provider Resolver Table:", " ", packageName, 14187 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14188 dumpState.setTitlePrinted(true); 14189 } 14190 } 14191 14192 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14193 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14194 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14195 int user = mSettings.mPreferredActivities.keyAt(i); 14196 if (pir.dump(pw, 14197 dumpState.getTitlePrinted() 14198 ? "\nPreferred Activities User " + user + ":" 14199 : "Preferred Activities User " + user + ":", " ", 14200 packageName, true, false)) { 14201 dumpState.setTitlePrinted(true); 14202 } 14203 } 14204 } 14205 14206 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14207 pw.flush(); 14208 FileOutputStream fout = new FileOutputStream(fd); 14209 BufferedOutputStream str = new BufferedOutputStream(fout); 14210 XmlSerializer serializer = new FastXmlSerializer(); 14211 try { 14212 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14213 serializer.startDocument(null, true); 14214 serializer.setFeature( 14215 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14216 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14217 serializer.endDocument(); 14218 serializer.flush(); 14219 } catch (IllegalArgumentException e) { 14220 pw.println("Failed writing: " + e); 14221 } catch (IllegalStateException e) { 14222 pw.println("Failed writing: " + e); 14223 } catch (IOException e) { 14224 pw.println("Failed writing: " + e); 14225 } 14226 } 14227 14228 if (!checkin 14229 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14230 && packageName == null) { 14231 pw.println(); 14232 int count = mSettings.mPackages.size(); 14233 if (count == 0) { 14234 pw.println("No domain preferred apps!"); 14235 pw.println(); 14236 } else { 14237 final String prefix = " "; 14238 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14239 if (allPackageSettings.size() == 0) { 14240 pw.println("No domain preferred apps!"); 14241 pw.println(); 14242 } else { 14243 pw.println("Domain preferred apps status:"); 14244 pw.println(); 14245 count = 0; 14246 for (PackageSetting ps : allPackageSettings) { 14247 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14248 if (ivi == null || ivi.getPackageName() == null) continue; 14249 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14250 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14251 pw.println(prefix + "Status: " + ivi.getStatusString()); 14252 pw.println(); 14253 count++; 14254 } 14255 if (count == 0) { 14256 pw.println(prefix + "No domain preferred app status!"); 14257 pw.println(); 14258 } 14259 for (int userId : sUserManager.getUserIds()) { 14260 pw.println("Domain preferred apps for User " + userId + ":"); 14261 pw.println(); 14262 count = 0; 14263 for (PackageSetting ps : allPackageSettings) { 14264 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14265 if (ivi == null || ivi.getPackageName() == null) { 14266 continue; 14267 } 14268 final int status = ps.getDomainVerificationStatusForUser(userId); 14269 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14270 continue; 14271 } 14272 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14273 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14274 String statusStr = IntentFilterVerificationInfo. 14275 getStatusStringFromValue(status); 14276 pw.println(prefix + "Status: " + statusStr); 14277 pw.println(); 14278 count++; 14279 } 14280 if (count == 0) { 14281 pw.println(prefix + "No domain preferred apps!"); 14282 pw.println(); 14283 } 14284 } 14285 } 14286 } 14287 } 14288 14289 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14290 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 14291 if (packageName == null) { 14292 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14293 if (iperm == 0) { 14294 if (dumpState.onTitlePrinted()) 14295 pw.println(); 14296 pw.println("AppOp Permissions:"); 14297 } 14298 pw.print(" AppOp Permission "); 14299 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14300 pw.println(":"); 14301 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14302 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14303 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14304 } 14305 } 14306 } 14307 } 14308 14309 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14310 boolean printedSomething = false; 14311 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14312 if (packageName != null && !packageName.equals(p.info.packageName)) { 14313 continue; 14314 } 14315 if (!printedSomething) { 14316 if (dumpState.onTitlePrinted()) 14317 pw.println(); 14318 pw.println("Registered ContentProviders:"); 14319 printedSomething = true; 14320 } 14321 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14322 pw.print(" "); pw.println(p.toString()); 14323 } 14324 printedSomething = false; 14325 for (Map.Entry<String, PackageParser.Provider> entry : 14326 mProvidersByAuthority.entrySet()) { 14327 PackageParser.Provider p = entry.getValue(); 14328 if (packageName != null && !packageName.equals(p.info.packageName)) { 14329 continue; 14330 } 14331 if (!printedSomething) { 14332 if (dumpState.onTitlePrinted()) 14333 pw.println(); 14334 pw.println("ContentProvider Authorities:"); 14335 printedSomething = true; 14336 } 14337 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14338 pw.print(" "); pw.println(p.toString()); 14339 if (p.info != null && p.info.applicationInfo != null) { 14340 final String appInfo = p.info.applicationInfo.toString(); 14341 pw.print(" applicationInfo="); pw.println(appInfo); 14342 } 14343 } 14344 } 14345 14346 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14347 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14348 } 14349 14350 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14351 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 14352 } 14353 14354 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14355 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 14356 } 14357 14358 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14359 // XXX should handle packageName != null by dumping only install data that 14360 // the given package is involved with. 14361 if (dumpState.onTitlePrinted()) pw.println(); 14362 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14363 } 14364 14365 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14366 if (dumpState.onTitlePrinted()) pw.println(); 14367 mSettings.dumpReadMessagesLPr(pw, dumpState); 14368 14369 pw.println(); 14370 pw.println("Package warning messages:"); 14371 BufferedReader in = null; 14372 String line = null; 14373 try { 14374 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14375 while ((line = in.readLine()) != null) { 14376 if (line.contains("ignored: updated version")) continue; 14377 pw.println(line); 14378 } 14379 } catch (IOException ignored) { 14380 } finally { 14381 IoUtils.closeQuietly(in); 14382 } 14383 } 14384 14385 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14386 BufferedReader in = null; 14387 String line = null; 14388 try { 14389 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14390 while ((line = in.readLine()) != null) { 14391 if (line.contains("ignored: updated version")) continue; 14392 pw.print("msg,"); 14393 pw.println(line); 14394 } 14395 } catch (IOException ignored) { 14396 } finally { 14397 IoUtils.closeQuietly(in); 14398 } 14399 } 14400 } 14401 } 14402 14403 // ------- apps on sdcard specific code ------- 14404 static final boolean DEBUG_SD_INSTALL = false; 14405 14406 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14407 14408 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14409 14410 private boolean mMediaMounted = false; 14411 14412 static String getEncryptKey() { 14413 try { 14414 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14415 SD_ENCRYPTION_KEYSTORE_NAME); 14416 if (sdEncKey == null) { 14417 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14418 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14419 if (sdEncKey == null) { 14420 Slog.e(TAG, "Failed to create encryption keys"); 14421 return null; 14422 } 14423 } 14424 return sdEncKey; 14425 } catch (NoSuchAlgorithmException nsae) { 14426 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14427 return null; 14428 } catch (IOException ioe) { 14429 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14430 return null; 14431 } 14432 } 14433 14434 /* 14435 * Update media status on PackageManager. 14436 */ 14437 @Override 14438 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14439 int callingUid = Binder.getCallingUid(); 14440 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14441 throw new SecurityException("Media status can only be updated by the system"); 14442 } 14443 // reader; this apparently protects mMediaMounted, but should probably 14444 // be a different lock in that case. 14445 synchronized (mPackages) { 14446 Log.i(TAG, "Updating external media status from " 14447 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14448 + (mediaStatus ? "mounted" : "unmounted")); 14449 if (DEBUG_SD_INSTALL) 14450 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14451 + ", mMediaMounted=" + mMediaMounted); 14452 if (mediaStatus == mMediaMounted) { 14453 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14454 : 0, -1); 14455 mHandler.sendMessage(msg); 14456 return; 14457 } 14458 mMediaMounted = mediaStatus; 14459 } 14460 // Queue up an async operation since the package installation may take a 14461 // little while. 14462 mHandler.post(new Runnable() { 14463 public void run() { 14464 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14465 } 14466 }); 14467 } 14468 14469 /** 14470 * Called by MountService when the initial ASECs to scan are available. 14471 * Should block until all the ASEC containers are finished being scanned. 14472 */ 14473 public void scanAvailableAsecs() { 14474 updateExternalMediaStatusInner(true, false, false); 14475 if (mShouldRestoreconData) { 14476 SELinuxMMAC.setRestoreconDone(); 14477 mShouldRestoreconData = false; 14478 } 14479 } 14480 14481 /* 14482 * Collect information of applications on external media, map them against 14483 * existing containers and update information based on current mount status. 14484 * Please note that we always have to report status if reportStatus has been 14485 * set to true especially when unloading packages. 14486 */ 14487 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14488 boolean externalStorage) { 14489 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14490 int[] uidArr = EmptyArray.INT; 14491 14492 final String[] list = PackageHelper.getSecureContainerList(); 14493 if (ArrayUtils.isEmpty(list)) { 14494 Log.i(TAG, "No secure containers found"); 14495 } else { 14496 // Process list of secure containers and categorize them 14497 // as active or stale based on their package internal state. 14498 14499 // reader 14500 synchronized (mPackages) { 14501 for (String cid : list) { 14502 // Leave stages untouched for now; installer service owns them 14503 if (PackageInstallerService.isStageName(cid)) continue; 14504 14505 if (DEBUG_SD_INSTALL) 14506 Log.i(TAG, "Processing container " + cid); 14507 String pkgName = getAsecPackageName(cid); 14508 if (pkgName == null) { 14509 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14510 continue; 14511 } 14512 if (DEBUG_SD_INSTALL) 14513 Log.i(TAG, "Looking for pkg : " + pkgName); 14514 14515 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14516 if (ps == null) { 14517 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14518 continue; 14519 } 14520 14521 /* 14522 * Skip packages that are not external if we're unmounting 14523 * external storage. 14524 */ 14525 if (externalStorage && !isMounted && !isExternal(ps)) { 14526 continue; 14527 } 14528 14529 final AsecInstallArgs args = new AsecInstallArgs(cid, 14530 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14531 // The package status is changed only if the code path 14532 // matches between settings and the container id. 14533 if (ps.codePathString != null 14534 && ps.codePathString.startsWith(args.getCodePath())) { 14535 if (DEBUG_SD_INSTALL) { 14536 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14537 + " at code path: " + ps.codePathString); 14538 } 14539 14540 // We do have a valid package installed on sdcard 14541 processCids.put(args, ps.codePathString); 14542 final int uid = ps.appId; 14543 if (uid != -1) { 14544 uidArr = ArrayUtils.appendInt(uidArr, uid); 14545 } 14546 } else { 14547 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14548 + ps.codePathString); 14549 } 14550 } 14551 } 14552 14553 Arrays.sort(uidArr); 14554 } 14555 14556 // Process packages with valid entries. 14557 if (isMounted) { 14558 if (DEBUG_SD_INSTALL) 14559 Log.i(TAG, "Loading packages"); 14560 loadMediaPackages(processCids, uidArr); 14561 startCleaningPackages(); 14562 mInstallerService.onSecureContainersAvailable(); 14563 } else { 14564 if (DEBUG_SD_INSTALL) 14565 Log.i(TAG, "Unloading packages"); 14566 unloadMediaPackages(processCids, uidArr, reportStatus); 14567 } 14568 } 14569 14570 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14571 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14572 final int size = infos.size(); 14573 final String[] packageNames = new String[size]; 14574 final int[] packageUids = new int[size]; 14575 for (int i = 0; i < size; i++) { 14576 final ApplicationInfo info = infos.get(i); 14577 packageNames[i] = info.packageName; 14578 packageUids[i] = info.uid; 14579 } 14580 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14581 finishedReceiver); 14582 } 14583 14584 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14585 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14586 sendResourcesChangedBroadcast(mediaStatus, replacing, 14587 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14588 } 14589 14590 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14591 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14592 int size = pkgList.length; 14593 if (size > 0) { 14594 // Send broadcasts here 14595 Bundle extras = new Bundle(); 14596 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14597 if (uidArr != null) { 14598 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14599 } 14600 if (replacing) { 14601 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14602 } 14603 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14604 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14605 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14606 } 14607 } 14608 14609 /* 14610 * Look at potentially valid container ids from processCids If package 14611 * information doesn't match the one on record or package scanning fails, 14612 * the cid is added to list of removeCids. We currently don't delete stale 14613 * containers. 14614 */ 14615 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14616 ArrayList<String> pkgList = new ArrayList<String>(); 14617 Set<AsecInstallArgs> keys = processCids.keySet(); 14618 14619 for (AsecInstallArgs args : keys) { 14620 String codePath = processCids.get(args); 14621 if (DEBUG_SD_INSTALL) 14622 Log.i(TAG, "Loading container : " + args.cid); 14623 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14624 try { 14625 // Make sure there are no container errors first. 14626 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14627 Slog.e(TAG, "Failed to mount cid : " + args.cid 14628 + " when installing from sdcard"); 14629 continue; 14630 } 14631 // Check code path here. 14632 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14633 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14634 + " does not match one in settings " + codePath); 14635 continue; 14636 } 14637 // Parse package 14638 int parseFlags = mDefParseFlags; 14639 if (args.isExternalAsec()) { 14640 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14641 } 14642 if (args.isFwdLocked()) { 14643 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14644 } 14645 14646 synchronized (mInstallLock) { 14647 PackageParser.Package pkg = null; 14648 try { 14649 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14650 } catch (PackageManagerException e) { 14651 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14652 } 14653 // Scan the package 14654 if (pkg != null) { 14655 /* 14656 * TODO why is the lock being held? doPostInstall is 14657 * called in other places without the lock. This needs 14658 * to be straightened out. 14659 */ 14660 // writer 14661 synchronized (mPackages) { 14662 retCode = PackageManager.INSTALL_SUCCEEDED; 14663 pkgList.add(pkg.packageName); 14664 // Post process args 14665 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14666 pkg.applicationInfo.uid); 14667 } 14668 } else { 14669 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14670 } 14671 } 14672 14673 } finally { 14674 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14675 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14676 } 14677 } 14678 } 14679 // writer 14680 synchronized (mPackages) { 14681 // If the platform SDK has changed since the last time we booted, 14682 // we need to re-grant app permission to catch any new ones that 14683 // appear. This is really a hack, and means that apps can in some 14684 // cases get permissions that the user didn't initially explicitly 14685 // allow... it would be nice to have some better way to handle 14686 // this situation. 14687 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14688 if (regrantPermissions) 14689 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14690 + mSdkVersion + "; regranting permissions for external storage"); 14691 mSettings.mExternalSdkPlatform = mSdkVersion; 14692 14693 // Make sure group IDs have been assigned, and any permission 14694 // changes in other apps are accounted for 14695 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14696 | (regrantPermissions 14697 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14698 : 0)); 14699 14700 mSettings.updateExternalDatabaseVersion(); 14701 14702 // can downgrade to reader 14703 // Persist settings 14704 mSettings.writeLPr(); 14705 } 14706 // Send a broadcast to let everyone know we are done processing 14707 if (pkgList.size() > 0) { 14708 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14709 } 14710 } 14711 14712 /* 14713 * Utility method to unload a list of specified containers 14714 */ 14715 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14716 // Just unmount all valid containers. 14717 for (AsecInstallArgs arg : cidArgs) { 14718 synchronized (mInstallLock) { 14719 arg.doPostDeleteLI(false); 14720 } 14721 } 14722 } 14723 14724 /* 14725 * Unload packages mounted on external media. This involves deleting package 14726 * data from internal structures, sending broadcasts about diabled packages, 14727 * gc'ing to free up references, unmounting all secure containers 14728 * corresponding to packages on external media, and posting a 14729 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14730 * that we always have to post this message if status has been requested no 14731 * matter what. 14732 */ 14733 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14734 final boolean reportStatus) { 14735 if (DEBUG_SD_INSTALL) 14736 Log.i(TAG, "unloading media packages"); 14737 ArrayList<String> pkgList = new ArrayList<String>(); 14738 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14739 final Set<AsecInstallArgs> keys = processCids.keySet(); 14740 for (AsecInstallArgs args : keys) { 14741 String pkgName = args.getPackageName(); 14742 if (DEBUG_SD_INSTALL) 14743 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14744 // Delete package internally 14745 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14746 synchronized (mInstallLock) { 14747 boolean res = deletePackageLI(pkgName, null, false, null, null, 14748 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14749 if (res) { 14750 pkgList.add(pkgName); 14751 } else { 14752 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14753 failedList.add(args); 14754 } 14755 } 14756 } 14757 14758 // reader 14759 synchronized (mPackages) { 14760 // We didn't update the settings after removing each package; 14761 // write them now for all packages. 14762 mSettings.writeLPr(); 14763 } 14764 14765 // We have to absolutely send UPDATED_MEDIA_STATUS only 14766 // after confirming that all the receivers processed the ordered 14767 // broadcast when packages get disabled, force a gc to clean things up. 14768 // and unload all the containers. 14769 if (pkgList.size() > 0) { 14770 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14771 new IIntentReceiver.Stub() { 14772 public void performReceive(Intent intent, int resultCode, String data, 14773 Bundle extras, boolean ordered, boolean sticky, 14774 int sendingUser) throws RemoteException { 14775 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14776 reportStatus ? 1 : 0, 1, keys); 14777 mHandler.sendMessage(msg); 14778 } 14779 }); 14780 } else { 14781 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14782 keys); 14783 mHandler.sendMessage(msg); 14784 } 14785 } 14786 14787 private void loadPrivatePackages(VolumeInfo vol) { 14788 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14789 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14790 synchronized (mInstallLock) { 14791 synchronized (mPackages) { 14792 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14793 for (PackageSetting ps : packages) { 14794 final PackageParser.Package pkg; 14795 try { 14796 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14797 loaded.add(pkg.applicationInfo); 14798 } catch (PackageManagerException e) { 14799 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14800 } 14801 } 14802 14803 // TODO: regrant any permissions that changed based since original install 14804 14805 mSettings.writeLPr(); 14806 } 14807 } 14808 14809 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 14810 sendResourcesChangedBroadcast(true, false, loaded, null); 14811 } 14812 14813 private void unloadPrivatePackages(VolumeInfo vol) { 14814 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14815 synchronized (mInstallLock) { 14816 synchronized (mPackages) { 14817 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14818 for (PackageSetting ps : packages) { 14819 if (ps.pkg == null) continue; 14820 14821 final ApplicationInfo info = ps.pkg.applicationInfo; 14822 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14823 if (deletePackageLI(ps.name, null, false, null, null, 14824 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14825 unloaded.add(info); 14826 } else { 14827 Slog.w(TAG, "Failed to unload " + ps.codePath); 14828 } 14829 } 14830 14831 mSettings.writeLPr(); 14832 } 14833 } 14834 14835 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 14836 sendResourcesChangedBroadcast(false, false, unloaded, null); 14837 } 14838 14839 private void unfreezePackage(String packageName) { 14840 synchronized (mPackages) { 14841 final PackageSetting ps = mSettings.mPackages.get(packageName); 14842 if (ps != null) { 14843 ps.frozen = false; 14844 } 14845 } 14846 } 14847 14848 @Override 14849 public int movePackage(final String packageName, final String volumeUuid) { 14850 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14851 14852 final int moveId = mNextMoveId.getAndIncrement(); 14853 try { 14854 movePackageInternal(packageName, volumeUuid, moveId); 14855 } catch (PackageManagerException e) { 14856 Slog.w(TAG, "Failed to move " + packageName, e); 14857 mMoveCallbacks.notifyStatusChanged(moveId, 14858 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14859 } 14860 return moveId; 14861 } 14862 14863 private void movePackageInternal(final String packageName, final String volumeUuid, 14864 final int moveId) throws PackageManagerException { 14865 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14866 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14867 final PackageManager pm = mContext.getPackageManager(); 14868 14869 final boolean currentAsec; 14870 final String currentVolumeUuid; 14871 final File codeFile; 14872 final String installerPackageName; 14873 final String packageAbiOverride; 14874 final int appId; 14875 final String seinfo; 14876 final String label; 14877 14878 // reader 14879 synchronized (mPackages) { 14880 final PackageParser.Package pkg = mPackages.get(packageName); 14881 final PackageSetting ps = mSettings.mPackages.get(packageName); 14882 if (pkg == null || ps == null) { 14883 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14884 } 14885 14886 if (pkg.applicationInfo.isSystemApp()) { 14887 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14888 "Cannot move system application"); 14889 } 14890 14891 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 14892 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14893 "Package already moved to " + volumeUuid); 14894 } 14895 14896 final File probe = new File(pkg.codePath); 14897 final File probeOat = new File(probe, "oat"); 14898 if (!probe.isDirectory() || !probeOat.isDirectory()) { 14899 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14900 "Move only supported for modern cluster style installs"); 14901 } 14902 14903 if (ps.frozen) { 14904 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14905 "Failed to move already frozen package"); 14906 } 14907 ps.frozen = true; 14908 14909 currentAsec = pkg.applicationInfo.isForwardLocked() 14910 || pkg.applicationInfo.isExternalAsec(); 14911 currentVolumeUuid = ps.volumeUuid; 14912 codeFile = new File(pkg.codePath); 14913 installerPackageName = ps.installerPackageName; 14914 packageAbiOverride = ps.cpuAbiOverrideString; 14915 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14916 seinfo = pkg.applicationInfo.seinfo; 14917 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 14918 } 14919 14920 // Now that we're guarded by frozen state, kill app during move 14921 killApplication(packageName, appId, "move pkg"); 14922 14923 final Bundle extras = new Bundle(); 14924 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 14925 extras.putString(Intent.EXTRA_TITLE, label); 14926 mMoveCallbacks.notifyCreated(moveId, extras); 14927 14928 int installFlags; 14929 final boolean moveCompleteApp; 14930 final File measurePath; 14931 14932 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 14933 installFlags = INSTALL_INTERNAL; 14934 moveCompleteApp = !currentAsec; 14935 measurePath = Environment.getDataAppDirectory(volumeUuid); 14936 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 14937 installFlags = INSTALL_EXTERNAL; 14938 moveCompleteApp = false; 14939 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 14940 } else { 14941 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 14942 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 14943 || !volume.isMountedWritable()) { 14944 unfreezePackage(packageName); 14945 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14946 "Move location not mounted private volume"); 14947 } 14948 14949 Preconditions.checkState(!currentAsec); 14950 14951 installFlags = INSTALL_INTERNAL; 14952 moveCompleteApp = true; 14953 measurePath = Environment.getDataAppDirectory(volumeUuid); 14954 } 14955 14956 final PackageStats stats = new PackageStats(null, -1); 14957 synchronized (mInstaller) { 14958 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 14959 unfreezePackage(packageName); 14960 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14961 "Failed to measure package size"); 14962 } 14963 } 14964 14965 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 14966 + stats.dataSize); 14967 14968 final long startFreeBytes = measurePath.getFreeSpace(); 14969 final long sizeBytes; 14970 if (moveCompleteApp) { 14971 sizeBytes = stats.codeSize + stats.dataSize; 14972 } else { 14973 sizeBytes = stats.codeSize; 14974 } 14975 14976 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 14977 unfreezePackage(packageName); 14978 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14979 "Not enough free space to move"); 14980 } 14981 14982 mMoveCallbacks.notifyStatusChanged(moveId, 10); 14983 14984 final CountDownLatch installedLatch = new CountDownLatch(1); 14985 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14986 @Override 14987 public void onUserActionRequired(Intent intent) throws RemoteException { 14988 throw new IllegalStateException(); 14989 } 14990 14991 @Override 14992 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14993 Bundle extras) throws RemoteException { 14994 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 14995 + PackageManager.installStatusToString(returnCode, msg)); 14996 14997 installedLatch.countDown(); 14998 14999 // Regardless of success or failure of the move operation, 15000 // always unfreeze the package 15001 unfreezePackage(packageName); 15002 15003 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15004 switch (status) { 15005 case PackageInstaller.STATUS_SUCCESS: 15006 mMoveCallbacks.notifyStatusChanged(moveId, 15007 PackageManager.MOVE_SUCCEEDED); 15008 break; 15009 case PackageInstaller.STATUS_FAILURE_STORAGE: 15010 mMoveCallbacks.notifyStatusChanged(moveId, 15011 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15012 break; 15013 default: 15014 mMoveCallbacks.notifyStatusChanged(moveId, 15015 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15016 break; 15017 } 15018 } 15019 }; 15020 15021 final MoveInfo move; 15022 if (moveCompleteApp) { 15023 // Kick off a thread to report progress estimates 15024 new Thread() { 15025 @Override 15026 public void run() { 15027 while (true) { 15028 try { 15029 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15030 break; 15031 } 15032 } catch (InterruptedException ignored) { 15033 } 15034 15035 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15036 final int progress = 10 + (int) MathUtils.constrain( 15037 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15038 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15039 } 15040 } 15041 }.start(); 15042 15043 final String dataAppName = codeFile.getName(); 15044 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15045 dataAppName, appId, seinfo); 15046 } else { 15047 move = null; 15048 } 15049 15050 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15051 15052 final Message msg = mHandler.obtainMessage(INIT_COPY); 15053 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15054 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15055 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15056 mHandler.sendMessage(msg); 15057 } 15058 15059 @Override 15060 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15061 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15062 15063 final int realMoveId = mNextMoveId.getAndIncrement(); 15064 final Bundle extras = new Bundle(); 15065 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15066 mMoveCallbacks.notifyCreated(realMoveId, extras); 15067 15068 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15069 @Override 15070 public void onCreated(int moveId, Bundle extras) { 15071 // Ignored 15072 } 15073 15074 @Override 15075 public void onStatusChanged(int moveId, int status, long estMillis) { 15076 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15077 } 15078 }; 15079 15080 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15081 storage.setPrimaryStorageUuid(volumeUuid, callback); 15082 return realMoveId; 15083 } 15084 15085 @Override 15086 public int getMoveStatus(int moveId) { 15087 mContext.enforceCallingOrSelfPermission( 15088 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15089 return mMoveCallbacks.mLastStatus.get(moveId); 15090 } 15091 15092 @Override 15093 public void registerMoveCallback(IPackageMoveObserver callback) { 15094 mContext.enforceCallingOrSelfPermission( 15095 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15096 mMoveCallbacks.register(callback); 15097 } 15098 15099 @Override 15100 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15101 mContext.enforceCallingOrSelfPermission( 15102 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15103 mMoveCallbacks.unregister(callback); 15104 } 15105 15106 @Override 15107 public boolean setInstallLocation(int loc) { 15108 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15109 null); 15110 if (getInstallLocation() == loc) { 15111 return true; 15112 } 15113 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15114 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15115 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15116 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15117 return true; 15118 } 15119 return false; 15120 } 15121 15122 @Override 15123 public int getInstallLocation() { 15124 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15125 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15126 PackageHelper.APP_INSTALL_AUTO); 15127 } 15128 15129 /** Called by UserManagerService */ 15130 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15131 mDirtyUsers.remove(userHandle); 15132 mSettings.removeUserLPw(userHandle); 15133 mPendingBroadcasts.remove(userHandle); 15134 if (mInstaller != null) { 15135 // Technically, we shouldn't be doing this with the package lock 15136 // held. However, this is very rare, and there is already so much 15137 // other disk I/O going on, that we'll let it slide for now. 15138 final StorageManager storage = StorageManager.from(mContext); 15139 final List<VolumeInfo> vols = storage.getVolumes(); 15140 for (VolumeInfo vol : vols) { 15141 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15142 final String volumeUuid = vol.getFsUuid(); 15143 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15144 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15145 } 15146 } 15147 } 15148 mUserNeedsBadging.delete(userHandle); 15149 removeUnusedPackagesLILPw(userManager, userHandle); 15150 } 15151 15152 /** 15153 * We're removing userHandle and would like to remove any downloaded packages 15154 * that are no longer in use by any other user. 15155 * @param userHandle the user being removed 15156 */ 15157 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15158 final boolean DEBUG_CLEAN_APKS = false; 15159 int [] users = userManager.getUserIdsLPr(); 15160 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15161 while (psit.hasNext()) { 15162 PackageSetting ps = psit.next(); 15163 if (ps.pkg == null) { 15164 continue; 15165 } 15166 final String packageName = ps.pkg.packageName; 15167 // Skip over if system app 15168 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15169 continue; 15170 } 15171 if (DEBUG_CLEAN_APKS) { 15172 Slog.i(TAG, "Checking package " + packageName); 15173 } 15174 boolean keep = false; 15175 for (int i = 0; i < users.length; i++) { 15176 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15177 keep = true; 15178 if (DEBUG_CLEAN_APKS) { 15179 Slog.i(TAG, " Keeping package " + packageName + " for user " 15180 + users[i]); 15181 } 15182 break; 15183 } 15184 } 15185 if (!keep) { 15186 if (DEBUG_CLEAN_APKS) { 15187 Slog.i(TAG, " Removing package " + packageName); 15188 } 15189 mHandler.post(new Runnable() { 15190 public void run() { 15191 deletePackageX(packageName, userHandle, 0); 15192 } //end run 15193 }); 15194 } 15195 } 15196 } 15197 15198 /** Called by UserManagerService */ 15199 void createNewUserLILPw(int userHandle, File path) { 15200 if (mInstaller != null) { 15201 mInstaller.createUserConfig(userHandle); 15202 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15203 } 15204 } 15205 15206 void newUserCreatedLILPw(final int userHandle) { 15207 // We cannot grant the default permissions with a lock held as 15208 // we query providers from other components for default handlers 15209 // such as enabled IMEs, etc. 15210 mHandler.post(new Runnable() { 15211 @Override 15212 public void run() { 15213 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15214 } 15215 }); 15216 } 15217 15218 @Override 15219 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15220 mContext.enforceCallingOrSelfPermission( 15221 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15222 "Only package verification agents can read the verifier device identity"); 15223 15224 synchronized (mPackages) { 15225 return mSettings.getVerifierDeviceIdentityLPw(); 15226 } 15227 } 15228 15229 @Override 15230 public void setPermissionEnforced(String permission, boolean enforced) { 15231 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15232 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15233 synchronized (mPackages) { 15234 if (mSettings.mReadExternalStorageEnforced == null 15235 || mSettings.mReadExternalStorageEnforced != enforced) { 15236 mSettings.mReadExternalStorageEnforced = enforced; 15237 mSettings.writeLPr(); 15238 } 15239 } 15240 // kill any non-foreground processes so we restart them and 15241 // grant/revoke the GID. 15242 final IActivityManager am = ActivityManagerNative.getDefault(); 15243 if (am != null) { 15244 final long token = Binder.clearCallingIdentity(); 15245 try { 15246 am.killProcessesBelowForeground("setPermissionEnforcement"); 15247 } catch (RemoteException e) { 15248 } finally { 15249 Binder.restoreCallingIdentity(token); 15250 } 15251 } 15252 } else { 15253 throw new IllegalArgumentException("No selective enforcement for " + permission); 15254 } 15255 } 15256 15257 @Override 15258 @Deprecated 15259 public boolean isPermissionEnforced(String permission) { 15260 return true; 15261 } 15262 15263 @Override 15264 public boolean isStorageLow() { 15265 final long token = Binder.clearCallingIdentity(); 15266 try { 15267 final DeviceStorageMonitorInternal 15268 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15269 if (dsm != null) { 15270 return dsm.isMemoryLow(); 15271 } else { 15272 return false; 15273 } 15274 } finally { 15275 Binder.restoreCallingIdentity(token); 15276 } 15277 } 15278 15279 @Override 15280 public IPackageInstaller getPackageInstaller() { 15281 return mInstallerService; 15282 } 15283 15284 private boolean userNeedsBadging(int userId) { 15285 int index = mUserNeedsBadging.indexOfKey(userId); 15286 if (index < 0) { 15287 final UserInfo userInfo; 15288 final long token = Binder.clearCallingIdentity(); 15289 try { 15290 userInfo = sUserManager.getUserInfo(userId); 15291 } finally { 15292 Binder.restoreCallingIdentity(token); 15293 } 15294 final boolean b; 15295 if (userInfo != null && userInfo.isManagedProfile()) { 15296 b = true; 15297 } else { 15298 b = false; 15299 } 15300 mUserNeedsBadging.put(userId, b); 15301 return b; 15302 } 15303 return mUserNeedsBadging.valueAt(index); 15304 } 15305 15306 @Override 15307 public KeySet getKeySetByAlias(String packageName, String alias) { 15308 if (packageName == null || alias == null) { 15309 return null; 15310 } 15311 synchronized(mPackages) { 15312 final PackageParser.Package pkg = mPackages.get(packageName); 15313 if (pkg == null) { 15314 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15315 throw new IllegalArgumentException("Unknown package: " + packageName); 15316 } 15317 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15318 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15319 } 15320 } 15321 15322 @Override 15323 public KeySet getSigningKeySet(String packageName) { 15324 if (packageName == null) { 15325 return null; 15326 } 15327 synchronized(mPackages) { 15328 final PackageParser.Package pkg = mPackages.get(packageName); 15329 if (pkg == null) { 15330 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15331 throw new IllegalArgumentException("Unknown package: " + packageName); 15332 } 15333 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15334 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15335 throw new SecurityException("May not access signing KeySet of other apps."); 15336 } 15337 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15338 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15339 } 15340 } 15341 15342 @Override 15343 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15344 if (packageName == null || ks == null) { 15345 return false; 15346 } 15347 synchronized(mPackages) { 15348 final PackageParser.Package pkg = mPackages.get(packageName); 15349 if (pkg == null) { 15350 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15351 throw new IllegalArgumentException("Unknown package: " + packageName); 15352 } 15353 IBinder ksh = ks.getToken(); 15354 if (ksh instanceof KeySetHandle) { 15355 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15356 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15357 } 15358 return false; 15359 } 15360 } 15361 15362 @Override 15363 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15364 if (packageName == null || ks == null) { 15365 return false; 15366 } 15367 synchronized(mPackages) { 15368 final PackageParser.Package pkg = mPackages.get(packageName); 15369 if (pkg == null) { 15370 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15371 throw new IllegalArgumentException("Unknown package: " + packageName); 15372 } 15373 IBinder ksh = ks.getToken(); 15374 if (ksh instanceof KeySetHandle) { 15375 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15376 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15377 } 15378 return false; 15379 } 15380 } 15381 15382 public void getUsageStatsIfNoPackageUsageInfo() { 15383 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15384 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15385 if (usm == null) { 15386 throw new IllegalStateException("UsageStatsManager must be initialized"); 15387 } 15388 long now = System.currentTimeMillis(); 15389 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15390 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15391 String packageName = entry.getKey(); 15392 PackageParser.Package pkg = mPackages.get(packageName); 15393 if (pkg == null) { 15394 continue; 15395 } 15396 UsageStats usage = entry.getValue(); 15397 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15398 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15399 } 15400 } 15401 } 15402 15403 /** 15404 * Check and throw if the given before/after packages would be considered a 15405 * downgrade. 15406 */ 15407 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15408 throws PackageManagerException { 15409 if (after.versionCode < before.mVersionCode) { 15410 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15411 "Update version code " + after.versionCode + " is older than current " 15412 + before.mVersionCode); 15413 } else if (after.versionCode == before.mVersionCode) { 15414 if (after.baseRevisionCode < before.baseRevisionCode) { 15415 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15416 "Update base revision code " + after.baseRevisionCode 15417 + " is older than current " + before.baseRevisionCode); 15418 } 15419 15420 if (!ArrayUtils.isEmpty(after.splitNames)) { 15421 for (int i = 0; i < after.splitNames.length; i++) { 15422 final String splitName = after.splitNames[i]; 15423 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15424 if (j != -1) { 15425 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15426 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15427 "Update split " + splitName + " revision code " 15428 + after.splitRevisionCodes[i] + " is older than current " 15429 + before.splitRevisionCodes[j]); 15430 } 15431 } 15432 } 15433 } 15434 } 15435 } 15436 15437 private static class MoveCallbacks extends Handler { 15438 private static final int MSG_CREATED = 1; 15439 private static final int MSG_STATUS_CHANGED = 2; 15440 15441 private final RemoteCallbackList<IPackageMoveObserver> 15442 mCallbacks = new RemoteCallbackList<>(); 15443 15444 private final SparseIntArray mLastStatus = new SparseIntArray(); 15445 15446 public MoveCallbacks(Looper looper) { 15447 super(looper); 15448 } 15449 15450 public void register(IPackageMoveObserver callback) { 15451 mCallbacks.register(callback); 15452 } 15453 15454 public void unregister(IPackageMoveObserver callback) { 15455 mCallbacks.unregister(callback); 15456 } 15457 15458 @Override 15459 public void handleMessage(Message msg) { 15460 final SomeArgs args = (SomeArgs) msg.obj; 15461 final int n = mCallbacks.beginBroadcast(); 15462 for (int i = 0; i < n; i++) { 15463 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15464 try { 15465 invokeCallback(callback, msg.what, args); 15466 } catch (RemoteException ignored) { 15467 } 15468 } 15469 mCallbacks.finishBroadcast(); 15470 args.recycle(); 15471 } 15472 15473 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15474 throws RemoteException { 15475 switch (what) { 15476 case MSG_CREATED: { 15477 callback.onCreated(args.argi1, (Bundle) args.arg2); 15478 break; 15479 } 15480 case MSG_STATUS_CHANGED: { 15481 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15482 break; 15483 } 15484 } 15485 } 15486 15487 private void notifyCreated(int moveId, Bundle extras) { 15488 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15489 15490 final SomeArgs args = SomeArgs.obtain(); 15491 args.argi1 = moveId; 15492 args.arg2 = extras; 15493 obtainMessage(MSG_CREATED, args).sendToTarget(); 15494 } 15495 15496 private void notifyStatusChanged(int moveId, int status) { 15497 notifyStatusChanged(moveId, status, -1); 15498 } 15499 15500 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15501 Slog.v(TAG, "Move " + moveId + " status " + status); 15502 15503 final SomeArgs args = SomeArgs.obtain(); 15504 args.argi1 = moveId; 15505 args.argi2 = status; 15506 args.arg3 = estMillis; 15507 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15508 15509 synchronized (mLastStatus) { 15510 mLastStatus.put(moveId, status); 15511 } 15512 } 15513 } 15514 15515 private final class OnPermissionChangeListeners extends Handler { 15516 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15517 15518 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15519 new RemoteCallbackList<>(); 15520 15521 public OnPermissionChangeListeners(Looper looper) { 15522 super(looper); 15523 } 15524 15525 @Override 15526 public void handleMessage(Message msg) { 15527 switch (msg.what) { 15528 case MSG_ON_PERMISSIONS_CHANGED: { 15529 final int uid = msg.arg1; 15530 handleOnPermissionsChanged(uid); 15531 } break; 15532 } 15533 } 15534 15535 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15536 mPermissionListeners.register(listener); 15537 15538 } 15539 15540 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15541 mPermissionListeners.unregister(listener); 15542 } 15543 15544 public void onPermissionsChanged(int uid) { 15545 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15546 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15547 } 15548 } 15549 15550 private void handleOnPermissionsChanged(int uid) { 15551 final int count = mPermissionListeners.beginBroadcast(); 15552 try { 15553 for (int i = 0; i < count; i++) { 15554 IOnPermissionsChangeListener callback = mPermissionListeners 15555 .getBroadcastItem(i); 15556 try { 15557 callback.onPermissionsChanged(uid); 15558 } catch (RemoteException e) { 15559 Log.e(TAG, "Permission listener is dead", e); 15560 } 15561 } 15562 } finally { 15563 mPermissionListeners.finishBroadcast(); 15564 } 15565 } 15566 } 15567 15568 private class PackageManagerInternalImpl extends PackageManagerInternal { 15569 @Override 15570 public void setLocationPackagesProvider(PackagesProvider provider) { 15571 synchronized (mPackages) { 15572 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 15573 } 15574 } 15575 15576 @Override 15577 public void setImePackagesProvider(PackagesProvider provider) { 15578 synchronized (mPackages) { 15579 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 15580 } 15581 } 15582 15583 @Override 15584 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 15585 synchronized (mPackages) { 15586 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 15587 } 15588 } 15589 } 15590} 15591