PackageManagerService.java revision 54c70a6e1e17e0d5be60eb0d4fd0bd7637b5c1b6
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 22import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 28import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 29import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 30import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 32import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 36import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 37import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 38import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 39import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 40import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 42import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 43import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 44import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 45import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 47import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 48import static android.content.pm.PackageManager.INSTALL_INTERNAL; 49import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 52import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 53import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 54import static android.content.pm.PackageManager.MATCH_ALL; 55import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 56import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 57import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 58import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 59import static android.content.pm.PackageManager.PERMISSION_GRANTED; 60import static android.content.pm.PackageParser.isApkFile; 61import static android.os.Process.PACKAGE_INFO_GID; 62import static android.os.Process.SYSTEM_UID; 63import static android.system.OsConstants.O_CREAT; 64import static android.system.OsConstants.O_RDWR; 65import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 66import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 67import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 68import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 69import static com.android.internal.util.ArrayUtils.appendInt; 70import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 71import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 72import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 73import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 74import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 75 76import android.Manifest; 77import android.app.ActivityManager; 78import android.app.ActivityManagerNative; 79import android.app.AppGlobals; 80import android.app.IActivityManager; 81import android.app.admin.IDevicePolicyManager; 82import android.app.backup.IBackupManager; 83import android.app.usage.UsageStats; 84import android.app.usage.UsageStatsManager; 85import android.content.BroadcastReceiver; 86import android.content.ComponentName; 87import android.content.Context; 88import android.content.IIntentReceiver; 89import android.content.Intent; 90import android.content.IntentFilter; 91import android.content.IntentSender; 92import android.content.IntentSender.SendIntentException; 93import android.content.ServiceConnection; 94import android.content.pm.ActivityInfo; 95import android.content.pm.ApplicationInfo; 96import android.content.pm.FeatureInfo; 97import android.content.pm.IOnPermissionsChangeListener; 98import android.content.pm.IPackageDataObserver; 99import android.content.pm.IPackageDeleteObserver; 100import android.content.pm.IPackageDeleteObserver2; 101import android.content.pm.IPackageInstallObserver2; 102import android.content.pm.IPackageInstaller; 103import android.content.pm.IPackageManager; 104import android.content.pm.IPackageMoveObserver; 105import android.content.pm.IPackageStatsObserver; 106import android.content.pm.InstrumentationInfo; 107import android.content.pm.IntentFilterVerificationInfo; 108import android.content.pm.KeySet; 109import android.content.pm.ManifestDigest; 110import android.content.pm.PackageCleanItem; 111import android.content.pm.PackageInfo; 112import android.content.pm.PackageInfoLite; 113import android.content.pm.PackageInstaller; 114import android.content.pm.PackageManager; 115import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 116import android.content.pm.PackageManagerInternal; 117import android.content.pm.PackageParser; 118import android.content.pm.PackageParser.ActivityIntentInfo; 119import android.content.pm.PackageParser.PackageLite; 120import android.content.pm.PackageParser.PackageParserException; 121import android.content.pm.PackageStats; 122import android.content.pm.PackageUserState; 123import android.content.pm.ParceledListSlice; 124import android.content.pm.PermissionGroupInfo; 125import android.content.pm.PermissionInfo; 126import android.content.pm.ProviderInfo; 127import android.content.pm.ResolveInfo; 128import android.content.pm.ServiceInfo; 129import android.content.pm.Signature; 130import android.content.pm.UserInfo; 131import android.content.pm.VerificationParams; 132import android.content.pm.VerifierDeviceIdentity; 133import android.content.pm.VerifierInfo; 134import android.content.res.Resources; 135import android.hardware.display.DisplayManager; 136import android.net.Uri; 137import android.os.Binder; 138import android.os.Build; 139import android.os.Bundle; 140import android.os.Debug; 141import android.os.Environment; 142import android.os.Environment.UserEnvironment; 143import android.os.FileUtils; 144import android.os.Handler; 145import android.os.IBinder; 146import android.os.Looper; 147import android.os.Message; 148import android.os.Parcel; 149import android.os.ParcelFileDescriptor; 150import android.os.Process; 151import android.os.RemoteCallbackList; 152import android.os.RemoteException; 153import android.os.SELinux; 154import android.os.ServiceManager; 155import android.os.SystemClock; 156import android.os.SystemProperties; 157import android.os.UserHandle; 158import android.os.UserManager; 159import android.os.storage.IMountService; 160import android.os.storage.StorageEventListener; 161import android.os.storage.StorageManager; 162import android.os.storage.VolumeInfo; 163import android.os.storage.VolumeRecord; 164import android.security.KeyStore; 165import android.security.SystemKeyStore; 166import android.system.ErrnoException; 167import android.system.Os; 168import android.system.StructStat; 169import android.text.TextUtils; 170import android.text.format.DateUtils; 171import android.util.ArrayMap; 172import android.util.ArraySet; 173import android.util.AtomicFile; 174import android.util.DisplayMetrics; 175import android.util.EventLog; 176import android.util.ExceptionUtils; 177import android.util.Log; 178import android.util.LogPrinter; 179import android.util.MathUtils; 180import android.util.PrintStreamPrinter; 181import android.util.Slog; 182import android.util.SparseArray; 183import android.util.SparseBooleanArray; 184import android.util.SparseIntArray; 185import android.util.Xml; 186import android.view.Display; 187 188import dalvik.system.DexFile; 189import dalvik.system.VMRuntime; 190 191import libcore.io.IoUtils; 192import libcore.util.EmptyArray; 193 194import com.android.internal.R; 195import com.android.internal.annotations.GuardedBy; 196import com.android.internal.app.IMediaContainerService; 197import com.android.internal.app.ResolverActivity; 198import com.android.internal.content.NativeLibraryHelper; 199import com.android.internal.content.PackageHelper; 200import com.android.internal.os.IParcelFileDescriptorFactory; 201import com.android.internal.os.SomeArgs; 202import com.android.internal.os.Zygote; 203import com.android.internal.util.ArrayUtils; 204import com.android.internal.util.FastPrintWriter; 205import com.android.internal.util.FastXmlSerializer; 206import com.android.internal.util.IndentingPrintWriter; 207import com.android.internal.util.Preconditions; 208import com.android.server.EventLogTags; 209import com.android.server.FgThread; 210import com.android.server.IntentResolver; 211import com.android.server.LocalServices; 212import com.android.server.ServiceThread; 213import com.android.server.SystemConfig; 214import com.android.server.Watchdog; 215import com.android.server.pm.PermissionsState.PermissionState; 216import com.android.server.pm.Settings.DatabaseVersion; 217import com.android.server.storage.DeviceStorageMonitorInternal; 218 219import org.xmlpull.v1.XmlPullParser; 220import org.xmlpull.v1.XmlPullParserException; 221import org.xmlpull.v1.XmlSerializer; 222 223import java.io.BufferedInputStream; 224import java.io.BufferedOutputStream; 225import java.io.BufferedReader; 226import java.io.ByteArrayInputStream; 227import java.io.ByteArrayOutputStream; 228import java.io.File; 229import java.io.FileDescriptor; 230import java.io.FileNotFoundException; 231import java.io.FileOutputStream; 232import java.io.FileReader; 233import java.io.FilenameFilter; 234import java.io.IOException; 235import java.io.InputStream; 236import java.io.PrintWriter; 237import java.nio.charset.StandardCharsets; 238import java.security.NoSuchAlgorithmException; 239import java.security.PublicKey; 240import java.security.cert.CertificateEncodingException; 241import java.security.cert.CertificateException; 242import java.text.SimpleDateFormat; 243import java.util.ArrayList; 244import java.util.Arrays; 245import java.util.Collection; 246import java.util.Collections; 247import java.util.Comparator; 248import java.util.Date; 249import java.util.Iterator; 250import java.util.List; 251import java.util.Map; 252import java.util.Objects; 253import java.util.Set; 254import java.util.concurrent.CountDownLatch; 255import java.util.concurrent.TimeUnit; 256import java.util.concurrent.atomic.AtomicBoolean; 257import java.util.concurrent.atomic.AtomicInteger; 258import java.util.concurrent.atomic.AtomicLong; 259 260/** 261 * Keep track of all those .apks everywhere. 262 * 263 * This is very central to the platform's security; please run the unit 264 * tests whenever making modifications here: 265 * 266runtest -c android.content.pm.PackageManagerTests frameworks-core 267 * 268 * {@hide} 269 */ 270public class PackageManagerService extends IPackageManager.Stub { 271 static final String TAG = "PackageManager"; 272 static final boolean DEBUG_SETTINGS = false; 273 static final boolean DEBUG_PREFERRED = false; 274 static final boolean DEBUG_UPGRADE = false; 275 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 276 private static final boolean DEBUG_BACKUP = true; 277 private static final boolean DEBUG_INSTALL = false; 278 private static final boolean DEBUG_REMOVE = false; 279 private static final boolean DEBUG_BROADCASTS = false; 280 private static final boolean DEBUG_SHOW_INFO = false; 281 private static final boolean DEBUG_PACKAGE_INFO = false; 282 private static final boolean DEBUG_INTENT_MATCHING = false; 283 private static final boolean DEBUG_PACKAGE_SCANNING = false; 284 private static final boolean DEBUG_VERIFY = false; 285 private static final boolean DEBUG_DEXOPT = false; 286 private static final boolean DEBUG_ABI_SELECTION = false; 287 288 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 289 290 private static final int RADIO_UID = Process.PHONE_UID; 291 private static final int LOG_UID = Process.LOG_UID; 292 private static final int NFC_UID = Process.NFC_UID; 293 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 294 private static final int SHELL_UID = Process.SHELL_UID; 295 296 // Cap the size of permission trees that 3rd party apps can define 297 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 298 299 // Suffix used during package installation when copying/moving 300 // package apks to install directory. 301 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 302 303 static final int SCAN_NO_DEX = 1<<1; 304 static final int SCAN_FORCE_DEX = 1<<2; 305 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 306 static final int SCAN_NEW_INSTALL = 1<<4; 307 static final int SCAN_NO_PATHS = 1<<5; 308 static final int SCAN_UPDATE_TIME = 1<<6; 309 static final int SCAN_DEFER_DEX = 1<<7; 310 static final int SCAN_BOOTING = 1<<8; 311 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 312 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 313 static final int SCAN_REQUIRE_KNOWN = 1<<12; 314 static final int SCAN_MOVE = 1<<13; 315 static final int SCAN_INITIAL = 1<<14; 316 317 static final int REMOVE_CHATTY = 1<<16; 318 319 private static final int[] EMPTY_INT_ARRAY = new int[0]; 320 321 /** 322 * Timeout (in milliseconds) after which the watchdog should declare that 323 * our handler thread is wedged. The usual default for such things is one 324 * minute but we sometimes do very lengthy I/O operations on this thread, 325 * such as installing multi-gigabyte applications, so ours needs to be longer. 326 */ 327 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 328 329 /** 330 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 331 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 332 * settings entry if available, otherwise we use the hardcoded default. If it's been 333 * more than this long since the last fstrim, we force one during the boot sequence. 334 * 335 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 336 * one gets run at the next available charging+idle time. This final mandatory 337 * no-fstrim check kicks in only of the other scheduling criteria is never met. 338 */ 339 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 340 341 /** 342 * Whether verification is enabled by default. 343 */ 344 private static final boolean DEFAULT_VERIFY_ENABLE = true; 345 346 /** 347 * The default maximum time to wait for the verification agent to return in 348 * milliseconds. 349 */ 350 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 351 352 /** 353 * The default response for package verification timeout. 354 * 355 * This can be either PackageManager.VERIFICATION_ALLOW or 356 * PackageManager.VERIFICATION_REJECT. 357 */ 358 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 359 360 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 361 362 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 363 DEFAULT_CONTAINER_PACKAGE, 364 "com.android.defcontainer.DefaultContainerService"); 365 366 private static final String KILL_APP_REASON_GIDS_CHANGED = 367 "permission grant or revoke changed gids"; 368 369 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 370 "permissions revoked"; 371 372 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 373 374 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 375 376 /** Permission grant: not grant the permission. */ 377 private static final int GRANT_DENIED = 1; 378 379 /** Permission grant: grant the permission as an install permission. */ 380 private static final int GRANT_INSTALL = 2; 381 382 /** Permission grant: grant the permission as an install permission for a legacy app. */ 383 private static final int GRANT_INSTALL_LEGACY = 3; 384 385 /** Permission grant: grant the permission as a runtime one. */ 386 private static final int GRANT_RUNTIME = 4; 387 388 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 389 private static final int GRANT_UPGRADE = 5; 390 391 /** Canonical intent used to identify what counts as a "web browser" app */ 392 private static final Intent sBrowserIntent; 393 static { 394 sBrowserIntent = new Intent(); 395 sBrowserIntent.setAction(Intent.ACTION_VIEW); 396 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 397 sBrowserIntent.setData(Uri.parse("http:")); 398 } 399 400 final ServiceThread mHandlerThread; 401 402 final PackageHandler mHandler; 403 404 /** 405 * Messages for {@link #mHandler} that need to wait for system ready before 406 * being dispatched. 407 */ 408 private ArrayList<Message> mPostSystemReadyMessages; 409 410 final int mSdkVersion = Build.VERSION.SDK_INT; 411 412 final Context mContext; 413 final boolean mFactoryTest; 414 final boolean mOnlyCore; 415 final boolean mLazyDexOpt; 416 final long mDexOptLRUThresholdInMills; 417 final DisplayMetrics mMetrics; 418 final int mDefParseFlags; 419 final String[] mSeparateProcesses; 420 final boolean mIsUpgrade; 421 422 // This is where all application persistent data goes. 423 final File mAppDataDir; 424 425 // This is where all application persistent data goes for secondary users. 426 final File mUserAppDataDir; 427 428 /** The location for ASEC container files on internal storage. */ 429 final String mAsecInternalPath; 430 431 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 432 // LOCK HELD. Can be called with mInstallLock held. 433 @GuardedBy("mInstallLock") 434 final Installer mInstaller; 435 436 /** Directory where installed third-party apps stored */ 437 final File mAppInstallDir; 438 439 /** 440 * Directory to which applications installed internally have their 441 * 32 bit native libraries copied. 442 */ 443 private File mAppLib32InstallDir; 444 445 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 446 // apps. 447 final File mDrmAppPrivateInstallDir; 448 449 // ---------------------------------------------------------------- 450 451 // Lock for state used when installing and doing other long running 452 // operations. Methods that must be called with this lock held have 453 // the suffix "LI". 454 final Object mInstallLock = new Object(); 455 456 // ---------------------------------------------------------------- 457 458 // Keys are String (package name), values are Package. This also serves 459 // as the lock for the global state. Methods that must be called with 460 // this lock held have the prefix "LP". 461 @GuardedBy("mPackages") 462 final ArrayMap<String, PackageParser.Package> mPackages = 463 new ArrayMap<String, PackageParser.Package>(); 464 465 // Tracks available target package names -> overlay package paths. 466 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 467 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 468 469 final Settings mSettings; 470 boolean mRestoredSettings; 471 472 // System configuration read by SystemConfig. 473 final int[] mGlobalGids; 474 final SparseArray<ArraySet<String>> mSystemPermissions; 475 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 476 477 // If mac_permissions.xml was found for seinfo labeling. 478 boolean mFoundPolicyFile; 479 480 // If a recursive restorecon of /data/data/<pkg> is needed. 481 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 482 483 public static final class SharedLibraryEntry { 484 public final String path; 485 public final String apk; 486 487 SharedLibraryEntry(String _path, String _apk) { 488 path = _path; 489 apk = _apk; 490 } 491 } 492 493 // Currently known shared libraries. 494 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 495 new ArrayMap<String, SharedLibraryEntry>(); 496 497 // All available activities, for your resolving pleasure. 498 final ActivityIntentResolver mActivities = 499 new ActivityIntentResolver(); 500 501 // All available receivers, for your resolving pleasure. 502 final ActivityIntentResolver mReceivers = 503 new ActivityIntentResolver(); 504 505 // All available services, for your resolving pleasure. 506 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 507 508 // All available providers, for your resolving pleasure. 509 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 510 511 // Mapping from provider base names (first directory in content URI codePath) 512 // to the provider information. 513 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 514 new ArrayMap<String, PackageParser.Provider>(); 515 516 // Mapping from instrumentation class names to info about them. 517 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 518 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 519 520 // Mapping from permission names to info about them. 521 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 522 new ArrayMap<String, PackageParser.PermissionGroup>(); 523 524 // Packages whose data we have transfered into another package, thus 525 // should no longer exist. 526 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 527 528 // Broadcast actions that are only available to the system. 529 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 530 531 /** List of packages waiting for verification. */ 532 final SparseArray<PackageVerificationState> mPendingVerification 533 = new SparseArray<PackageVerificationState>(); 534 535 /** Set of packages associated with each app op permission. */ 536 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 537 538 final PackageInstallerService mInstallerService; 539 540 private final PackageDexOptimizer mPackageDexOptimizer; 541 542 private AtomicInteger mNextMoveId = new AtomicInteger(); 543 private final MoveCallbacks mMoveCallbacks; 544 545 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 546 547 // Cache of users who need badging. 548 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 549 550 /** Token for keys in mPendingVerification. */ 551 private int mPendingVerificationToken = 0; 552 553 volatile boolean mSystemReady; 554 volatile boolean mSafeMode; 555 volatile boolean mHasSystemUidErrors; 556 557 ApplicationInfo mAndroidApplication; 558 final ActivityInfo mResolveActivity = new ActivityInfo(); 559 final ResolveInfo mResolveInfo = new ResolveInfo(); 560 ComponentName mResolveComponentName; 561 PackageParser.Package mPlatformPackage; 562 ComponentName mCustomResolverComponentName; 563 564 boolean mResolverReplaced = false; 565 566 private final ComponentName mIntentFilterVerifierComponent; 567 private int mIntentFilterVerificationToken = 0; 568 569 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 570 = new SparseArray<IntentFilterVerificationState>(); 571 572 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 573 new DefaultPermissionGrantPolicy(this); 574 575 private static class IFVerificationParams { 576 PackageParser.Package pkg; 577 boolean replacing; 578 int userId; 579 int verifierUid; 580 581 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 582 int _userId, int _verifierUid) { 583 pkg = _pkg; 584 replacing = _replacing; 585 userId = _userId; 586 replacing = _replacing; 587 verifierUid = _verifierUid; 588 } 589 } 590 591 private interface IntentFilterVerifier<T extends IntentFilter> { 592 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 593 T filter, String packageName); 594 void startVerifications(int userId); 595 void receiveVerificationResponse(int verificationId); 596 } 597 598 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 599 private Context mContext; 600 private ComponentName mIntentFilterVerifierComponent; 601 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 602 603 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 604 mContext = context; 605 mIntentFilterVerifierComponent = verifierComponent; 606 } 607 608 private String getDefaultScheme() { 609 return IntentFilter.SCHEME_HTTPS; 610 } 611 612 @Override 613 public void startVerifications(int userId) { 614 // Launch verifications requests 615 int count = mCurrentIntentFilterVerifications.size(); 616 for (int n=0; n<count; n++) { 617 int verificationId = mCurrentIntentFilterVerifications.get(n); 618 final IntentFilterVerificationState ivs = 619 mIntentFilterVerificationStates.get(verificationId); 620 621 String packageName = ivs.getPackageName(); 622 623 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 624 final int filterCount = filters.size(); 625 ArraySet<String> domainsSet = new ArraySet<>(); 626 for (int m=0; m<filterCount; m++) { 627 PackageParser.ActivityIntentInfo filter = filters.get(m); 628 domainsSet.addAll(filter.getHostsList()); 629 } 630 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 631 synchronized (mPackages) { 632 if (mSettings.createIntentFilterVerificationIfNeededLPw( 633 packageName, domainsList) != null) { 634 scheduleWriteSettingsLocked(); 635 } 636 } 637 sendVerificationRequest(userId, verificationId, ivs); 638 } 639 mCurrentIntentFilterVerifications.clear(); 640 } 641 642 private void sendVerificationRequest(int userId, int verificationId, 643 IntentFilterVerificationState ivs) { 644 645 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 646 verificationIntent.putExtra( 647 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 648 verificationId); 649 verificationIntent.putExtra( 650 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 651 getDefaultScheme()); 652 verificationIntent.putExtra( 653 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 654 ivs.getHostsString()); 655 verificationIntent.putExtra( 656 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 657 ivs.getPackageName()); 658 verificationIntent.setComponent(mIntentFilterVerifierComponent); 659 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 660 661 UserHandle user = new UserHandle(userId); 662 mContext.sendBroadcastAsUser(verificationIntent, user); 663 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 664 "Sending IntentFilter verification broadcast"); 665 } 666 667 public void receiveVerificationResponse(int verificationId) { 668 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 669 670 final boolean verified = ivs.isVerified(); 671 672 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 673 final int count = filters.size(); 674 if (DEBUG_DOMAIN_VERIFICATION) { 675 Slog.i(TAG, "Received verification response " + verificationId 676 + " for " + count + " filters, verified=" + verified); 677 } 678 for (int n=0; n<count; n++) { 679 PackageParser.ActivityIntentInfo filter = filters.get(n); 680 filter.setVerified(verified); 681 682 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 683 + " verified with result:" + verified + " and hosts:" 684 + ivs.getHostsString()); 685 } 686 687 mIntentFilterVerificationStates.remove(verificationId); 688 689 final String packageName = ivs.getPackageName(); 690 IntentFilterVerificationInfo ivi = null; 691 692 synchronized (mPackages) { 693 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 694 } 695 if (ivi == null) { 696 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 697 + verificationId + " packageName:" + packageName); 698 return; 699 } 700 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 701 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 702 703 synchronized (mPackages) { 704 if (verified) { 705 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 706 } else { 707 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 708 } 709 scheduleWriteSettingsLocked(); 710 711 final int userId = ivs.getUserId(); 712 if (userId != UserHandle.USER_ALL) { 713 final int userStatus = 714 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 715 716 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 717 boolean needUpdate = false; 718 719 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 720 // already been set by the User thru the Disambiguation dialog 721 switch (userStatus) { 722 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 723 if (verified) { 724 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 725 } else { 726 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 727 } 728 needUpdate = true; 729 break; 730 731 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 732 if (verified) { 733 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 734 needUpdate = true; 735 } 736 break; 737 738 default: 739 // Nothing to do 740 } 741 742 if (needUpdate) { 743 mSettings.updateIntentFilterVerificationStatusLPw( 744 packageName, updatedStatus, userId); 745 scheduleWritePackageRestrictionsLocked(userId); 746 } 747 } 748 } 749 } 750 751 @Override 752 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 753 ActivityIntentInfo filter, String packageName) { 754 if (!hasValidDomains(filter)) { 755 return false; 756 } 757 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 758 if (ivs == null) { 759 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 760 packageName); 761 } 762 if (DEBUG_DOMAIN_VERIFICATION) { 763 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 764 } 765 ivs.addFilter(filter); 766 return true; 767 } 768 769 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 770 int userId, int verificationId, String packageName) { 771 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 772 verifierUid, userId, packageName); 773 ivs.setPendingState(); 774 synchronized (mPackages) { 775 mIntentFilterVerificationStates.append(verificationId, ivs); 776 mCurrentIntentFilterVerifications.add(verificationId); 777 } 778 return ivs; 779 } 780 } 781 782 private static boolean hasValidDomains(ActivityIntentInfo filter) { 783 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 784 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 785 if (!hasHTTPorHTTPS) { 786 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 787 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 788 return false; 789 } 790 return true; 791 } 792 793 private IntentFilterVerifier mIntentFilterVerifier; 794 795 // Set of pending broadcasts for aggregating enable/disable of components. 796 static class PendingPackageBroadcasts { 797 // for each user id, a map of <package name -> components within that package> 798 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 799 800 public PendingPackageBroadcasts() { 801 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 802 } 803 804 public ArrayList<String> get(int userId, String packageName) { 805 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 806 return packages.get(packageName); 807 } 808 809 public void put(int userId, String packageName, ArrayList<String> components) { 810 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 811 packages.put(packageName, components); 812 } 813 814 public void remove(int userId, String packageName) { 815 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 816 if (packages != null) { 817 packages.remove(packageName); 818 } 819 } 820 821 public void remove(int userId) { 822 mUidMap.remove(userId); 823 } 824 825 public int userIdCount() { 826 return mUidMap.size(); 827 } 828 829 public int userIdAt(int n) { 830 return mUidMap.keyAt(n); 831 } 832 833 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 834 return mUidMap.get(userId); 835 } 836 837 public int size() { 838 // total number of pending broadcast entries across all userIds 839 int num = 0; 840 for (int i = 0; i< mUidMap.size(); i++) { 841 num += mUidMap.valueAt(i).size(); 842 } 843 return num; 844 } 845 846 public void clear() { 847 mUidMap.clear(); 848 } 849 850 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 851 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 852 if (map == null) { 853 map = new ArrayMap<String, ArrayList<String>>(); 854 mUidMap.put(userId, map); 855 } 856 return map; 857 } 858 } 859 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 860 861 // Service Connection to remote media container service to copy 862 // package uri's from external media onto secure containers 863 // or internal storage. 864 private IMediaContainerService mContainerService = null; 865 866 static final int SEND_PENDING_BROADCAST = 1; 867 static final int MCS_BOUND = 3; 868 static final int END_COPY = 4; 869 static final int INIT_COPY = 5; 870 static final int MCS_UNBIND = 6; 871 static final int START_CLEANING_PACKAGE = 7; 872 static final int FIND_INSTALL_LOC = 8; 873 static final int POST_INSTALL = 9; 874 static final int MCS_RECONNECT = 10; 875 static final int MCS_GIVE_UP = 11; 876 static final int UPDATED_MEDIA_STATUS = 12; 877 static final int WRITE_SETTINGS = 13; 878 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 879 static final int PACKAGE_VERIFIED = 15; 880 static final int CHECK_PENDING_VERIFICATION = 16; 881 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 882 static final int INTENT_FILTER_VERIFIED = 18; 883 884 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 885 886 // Delay time in millisecs 887 static final int BROADCAST_DELAY = 10 * 1000; 888 889 static UserManagerService sUserManager; 890 891 // Stores a list of users whose package restrictions file needs to be updated 892 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 893 894 final private DefaultContainerConnection mDefContainerConn = 895 new DefaultContainerConnection(); 896 class DefaultContainerConnection implements ServiceConnection { 897 public void onServiceConnected(ComponentName name, IBinder service) { 898 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 899 IMediaContainerService imcs = 900 IMediaContainerService.Stub.asInterface(service); 901 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 902 } 903 904 public void onServiceDisconnected(ComponentName name) { 905 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 906 } 907 } 908 909 // Recordkeeping of restore-after-install operations that are currently in flight 910 // between the Package Manager and the Backup Manager 911 class PostInstallData { 912 public InstallArgs args; 913 public PackageInstalledInfo res; 914 915 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 916 args = _a; 917 res = _r; 918 } 919 } 920 921 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 922 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 923 924 // XML tags for backup/restore of various bits of state 925 private static final String TAG_PREFERRED_BACKUP = "pa"; 926 private static final String TAG_DEFAULT_APPS = "da"; 927 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 928 929 private final String mRequiredVerifierPackage; 930 931 private final PackageUsage mPackageUsage = new PackageUsage(); 932 933 private class PackageUsage { 934 private static final int WRITE_INTERVAL 935 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 936 937 private final Object mFileLock = new Object(); 938 private final AtomicLong mLastWritten = new AtomicLong(0); 939 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 940 941 private boolean mIsHistoricalPackageUsageAvailable = true; 942 943 boolean isHistoricalPackageUsageAvailable() { 944 return mIsHistoricalPackageUsageAvailable; 945 } 946 947 void write(boolean force) { 948 if (force) { 949 writeInternal(); 950 return; 951 } 952 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 953 && !DEBUG_DEXOPT) { 954 return; 955 } 956 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 957 new Thread("PackageUsage_DiskWriter") { 958 @Override 959 public void run() { 960 try { 961 writeInternal(); 962 } finally { 963 mBackgroundWriteRunning.set(false); 964 } 965 } 966 }.start(); 967 } 968 } 969 970 private void writeInternal() { 971 synchronized (mPackages) { 972 synchronized (mFileLock) { 973 AtomicFile file = getFile(); 974 FileOutputStream f = null; 975 try { 976 f = file.startWrite(); 977 BufferedOutputStream out = new BufferedOutputStream(f); 978 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 979 StringBuilder sb = new StringBuilder(); 980 for (PackageParser.Package pkg : mPackages.values()) { 981 if (pkg.mLastPackageUsageTimeInMills == 0) { 982 continue; 983 } 984 sb.setLength(0); 985 sb.append(pkg.packageName); 986 sb.append(' '); 987 sb.append((long)pkg.mLastPackageUsageTimeInMills); 988 sb.append('\n'); 989 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 990 } 991 out.flush(); 992 file.finishWrite(f); 993 } catch (IOException e) { 994 if (f != null) { 995 file.failWrite(f); 996 } 997 Log.e(TAG, "Failed to write package usage times", e); 998 } 999 } 1000 } 1001 mLastWritten.set(SystemClock.elapsedRealtime()); 1002 } 1003 1004 void readLP() { 1005 synchronized (mFileLock) { 1006 AtomicFile file = getFile(); 1007 BufferedInputStream in = null; 1008 try { 1009 in = new BufferedInputStream(file.openRead()); 1010 StringBuffer sb = new StringBuffer(); 1011 while (true) { 1012 String packageName = readToken(in, sb, ' '); 1013 if (packageName == null) { 1014 break; 1015 } 1016 String timeInMillisString = readToken(in, sb, '\n'); 1017 if (timeInMillisString == null) { 1018 throw new IOException("Failed to find last usage time for package " 1019 + packageName); 1020 } 1021 PackageParser.Package pkg = mPackages.get(packageName); 1022 if (pkg == null) { 1023 continue; 1024 } 1025 long timeInMillis; 1026 try { 1027 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1028 } catch (NumberFormatException e) { 1029 throw new IOException("Failed to parse " + timeInMillisString 1030 + " as a long.", e); 1031 } 1032 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1033 } 1034 } catch (FileNotFoundException expected) { 1035 mIsHistoricalPackageUsageAvailable = false; 1036 } catch (IOException e) { 1037 Log.w(TAG, "Failed to read package usage times", e); 1038 } finally { 1039 IoUtils.closeQuietly(in); 1040 } 1041 } 1042 mLastWritten.set(SystemClock.elapsedRealtime()); 1043 } 1044 1045 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1046 throws IOException { 1047 sb.setLength(0); 1048 while (true) { 1049 int ch = in.read(); 1050 if (ch == -1) { 1051 if (sb.length() == 0) { 1052 return null; 1053 } 1054 throw new IOException("Unexpected EOF"); 1055 } 1056 if (ch == endOfToken) { 1057 return sb.toString(); 1058 } 1059 sb.append((char)ch); 1060 } 1061 } 1062 1063 private AtomicFile getFile() { 1064 File dataDir = Environment.getDataDirectory(); 1065 File systemDir = new File(dataDir, "system"); 1066 File fname = new File(systemDir, "package-usage.list"); 1067 return new AtomicFile(fname); 1068 } 1069 } 1070 1071 class PackageHandler extends Handler { 1072 private boolean mBound = false; 1073 final ArrayList<HandlerParams> mPendingInstalls = 1074 new ArrayList<HandlerParams>(); 1075 1076 private boolean connectToService() { 1077 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1078 " DefaultContainerService"); 1079 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1080 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1081 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1082 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1083 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1084 mBound = true; 1085 return true; 1086 } 1087 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1088 return false; 1089 } 1090 1091 private void disconnectService() { 1092 mContainerService = null; 1093 mBound = false; 1094 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1095 mContext.unbindService(mDefContainerConn); 1096 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1097 } 1098 1099 PackageHandler(Looper looper) { 1100 super(looper); 1101 } 1102 1103 public void handleMessage(Message msg) { 1104 try { 1105 doHandleMessage(msg); 1106 } finally { 1107 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1108 } 1109 } 1110 1111 void doHandleMessage(Message msg) { 1112 switch (msg.what) { 1113 case INIT_COPY: { 1114 HandlerParams params = (HandlerParams) msg.obj; 1115 int idx = mPendingInstalls.size(); 1116 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1117 // If a bind was already initiated we dont really 1118 // need to do anything. The pending install 1119 // will be processed later on. 1120 if (!mBound) { 1121 // If this is the only one pending we might 1122 // have to bind to the service again. 1123 if (!connectToService()) { 1124 Slog.e(TAG, "Failed to bind to media container service"); 1125 params.serviceError(); 1126 return; 1127 } else { 1128 // Once we bind to the service, the first 1129 // pending request will be processed. 1130 mPendingInstalls.add(idx, params); 1131 } 1132 } else { 1133 mPendingInstalls.add(idx, params); 1134 // Already bound to the service. Just make 1135 // sure we trigger off processing the first request. 1136 if (idx == 0) { 1137 mHandler.sendEmptyMessage(MCS_BOUND); 1138 } 1139 } 1140 break; 1141 } 1142 case MCS_BOUND: { 1143 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1144 if (msg.obj != null) { 1145 mContainerService = (IMediaContainerService) msg.obj; 1146 } 1147 if (mContainerService == null) { 1148 if (!mBound) { 1149 // Something seriously wrong since we are not bound and we are not 1150 // waiting for connection. Bail out. 1151 Slog.e(TAG, "Cannot bind to media container service"); 1152 for (HandlerParams params : mPendingInstalls) { 1153 // Indicate service bind error 1154 params.serviceError(); 1155 } 1156 mPendingInstalls.clear(); 1157 } else { 1158 Slog.w(TAG, "Waiting to connect to media container service"); 1159 } 1160 } else if (mPendingInstalls.size() > 0) { 1161 HandlerParams params = mPendingInstalls.get(0); 1162 if (params != null) { 1163 if (params.startCopy()) { 1164 // We are done... look for more work or to 1165 // go idle. 1166 if (DEBUG_SD_INSTALL) Log.i(TAG, 1167 "Checking for more work or unbind..."); 1168 // Delete pending install 1169 if (mPendingInstalls.size() > 0) { 1170 mPendingInstalls.remove(0); 1171 } 1172 if (mPendingInstalls.size() == 0) { 1173 if (mBound) { 1174 if (DEBUG_SD_INSTALL) Log.i(TAG, 1175 "Posting delayed MCS_UNBIND"); 1176 removeMessages(MCS_UNBIND); 1177 Message ubmsg = obtainMessage(MCS_UNBIND); 1178 // Unbind after a little delay, to avoid 1179 // continual thrashing. 1180 sendMessageDelayed(ubmsg, 10000); 1181 } 1182 } else { 1183 // There are more pending requests in queue. 1184 // Just post MCS_BOUND message to trigger processing 1185 // of next pending install. 1186 if (DEBUG_SD_INSTALL) Log.i(TAG, 1187 "Posting MCS_BOUND for next work"); 1188 mHandler.sendEmptyMessage(MCS_BOUND); 1189 } 1190 } 1191 } 1192 } else { 1193 // Should never happen ideally. 1194 Slog.w(TAG, "Empty queue"); 1195 } 1196 break; 1197 } 1198 case MCS_RECONNECT: { 1199 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1200 if (mPendingInstalls.size() > 0) { 1201 if (mBound) { 1202 disconnectService(); 1203 } 1204 if (!connectToService()) { 1205 Slog.e(TAG, "Failed to bind to media container service"); 1206 for (HandlerParams params : mPendingInstalls) { 1207 // Indicate service bind error 1208 params.serviceError(); 1209 } 1210 mPendingInstalls.clear(); 1211 } 1212 } 1213 break; 1214 } 1215 case MCS_UNBIND: { 1216 // If there is no actual work left, then time to unbind. 1217 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1218 1219 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1220 if (mBound) { 1221 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1222 1223 disconnectService(); 1224 } 1225 } else if (mPendingInstalls.size() > 0) { 1226 // There are more pending requests in queue. 1227 // Just post MCS_BOUND message to trigger processing 1228 // of next pending install. 1229 mHandler.sendEmptyMessage(MCS_BOUND); 1230 } 1231 1232 break; 1233 } 1234 case MCS_GIVE_UP: { 1235 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1236 mPendingInstalls.remove(0); 1237 break; 1238 } 1239 case SEND_PENDING_BROADCAST: { 1240 String packages[]; 1241 ArrayList<String> components[]; 1242 int size = 0; 1243 int uids[]; 1244 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1245 synchronized (mPackages) { 1246 if (mPendingBroadcasts == null) { 1247 return; 1248 } 1249 size = mPendingBroadcasts.size(); 1250 if (size <= 0) { 1251 // Nothing to be done. Just return 1252 return; 1253 } 1254 packages = new String[size]; 1255 components = new ArrayList[size]; 1256 uids = new int[size]; 1257 int i = 0; // filling out the above arrays 1258 1259 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1260 int packageUserId = mPendingBroadcasts.userIdAt(n); 1261 Iterator<Map.Entry<String, ArrayList<String>>> it 1262 = mPendingBroadcasts.packagesForUserId(packageUserId) 1263 .entrySet().iterator(); 1264 while (it.hasNext() && i < size) { 1265 Map.Entry<String, ArrayList<String>> ent = it.next(); 1266 packages[i] = ent.getKey(); 1267 components[i] = ent.getValue(); 1268 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1269 uids[i] = (ps != null) 1270 ? UserHandle.getUid(packageUserId, ps.appId) 1271 : -1; 1272 i++; 1273 } 1274 } 1275 size = i; 1276 mPendingBroadcasts.clear(); 1277 } 1278 // Send broadcasts 1279 for (int i = 0; i < size; i++) { 1280 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1281 } 1282 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1283 break; 1284 } 1285 case START_CLEANING_PACKAGE: { 1286 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1287 final String packageName = (String)msg.obj; 1288 final int userId = msg.arg1; 1289 final boolean andCode = msg.arg2 != 0; 1290 synchronized (mPackages) { 1291 if (userId == UserHandle.USER_ALL) { 1292 int[] users = sUserManager.getUserIds(); 1293 for (int user : users) { 1294 mSettings.addPackageToCleanLPw( 1295 new PackageCleanItem(user, packageName, andCode)); 1296 } 1297 } else { 1298 mSettings.addPackageToCleanLPw( 1299 new PackageCleanItem(userId, packageName, andCode)); 1300 } 1301 } 1302 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1303 startCleaningPackages(); 1304 } break; 1305 case POST_INSTALL: { 1306 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1307 PostInstallData data = mRunningInstalls.get(msg.arg1); 1308 mRunningInstalls.delete(msg.arg1); 1309 boolean deleteOld = false; 1310 1311 if (data != null) { 1312 InstallArgs args = data.args; 1313 PackageInstalledInfo res = data.res; 1314 1315 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1316 final String packageName = res.pkg.applicationInfo.packageName; 1317 res.removedInfo.sendBroadcast(false, true, false); 1318 Bundle extras = new Bundle(1); 1319 extras.putInt(Intent.EXTRA_UID, res.uid); 1320 1321 // Now that we successfully installed the package, grant runtime 1322 // permissions if requested before broadcasting the install. 1323 if ((args.installFlags 1324 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1325 grantRequestedRuntimePermissions(res.pkg, 1326 args.user.getIdentifier()); 1327 } 1328 1329 // Determine the set of users who are adding this 1330 // package for the first time vs. those who are seeing 1331 // an update. 1332 int[] firstUsers; 1333 int[] updateUsers = new int[0]; 1334 if (res.origUsers == null || res.origUsers.length == 0) { 1335 firstUsers = res.newUsers; 1336 } else { 1337 firstUsers = new int[0]; 1338 for (int i=0; i<res.newUsers.length; i++) { 1339 int user = res.newUsers[i]; 1340 boolean isNew = true; 1341 for (int j=0; j<res.origUsers.length; j++) { 1342 if (res.origUsers[j] == user) { 1343 isNew = false; 1344 break; 1345 } 1346 } 1347 if (isNew) { 1348 int[] newFirst = new int[firstUsers.length+1]; 1349 System.arraycopy(firstUsers, 0, newFirst, 0, 1350 firstUsers.length); 1351 newFirst[firstUsers.length] = user; 1352 firstUsers = newFirst; 1353 } else { 1354 int[] newUpdate = new int[updateUsers.length+1]; 1355 System.arraycopy(updateUsers, 0, newUpdate, 0, 1356 updateUsers.length); 1357 newUpdate[updateUsers.length] = user; 1358 updateUsers = newUpdate; 1359 } 1360 } 1361 } 1362 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1363 packageName, extras, null, null, firstUsers); 1364 final boolean update = res.removedInfo.removedPackage != null; 1365 if (update) { 1366 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1367 } 1368 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1369 packageName, extras, null, null, updateUsers); 1370 if (update) { 1371 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1372 packageName, extras, null, null, updateUsers); 1373 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1374 null, null, packageName, null, updateUsers); 1375 1376 // treat asec-hosted packages like removable media on upgrade 1377 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1378 if (DEBUG_INSTALL) { 1379 Slog.i(TAG, "upgrading pkg " + res.pkg 1380 + " is ASEC-hosted -> AVAILABLE"); 1381 } 1382 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1383 ArrayList<String> pkgList = new ArrayList<String>(1); 1384 pkgList.add(packageName); 1385 sendResourcesChangedBroadcast(true, true, 1386 pkgList,uidArray, null); 1387 } 1388 } 1389 if (res.removedInfo.args != null) { 1390 // Remove the replaced package's older resources safely now 1391 deleteOld = true; 1392 } 1393 1394 // If this app is a browser and it's newly-installed for some 1395 // users, clear any default-browser state in those users 1396 if (firstUsers.length > 0) { 1397 // the app's nature doesn't depend on the user, so we can just 1398 // check its browser nature in any user and generalize. 1399 if (packageIsBrowser(packageName, firstUsers[0])) { 1400 synchronized (mPackages) { 1401 for (int userId : firstUsers) { 1402 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1403 } 1404 } 1405 } 1406 } 1407 // Log current value of "unknown sources" setting 1408 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1409 getUnknownSourcesSettings()); 1410 } 1411 // Force a gc to clear up things 1412 Runtime.getRuntime().gc(); 1413 // We delete after a gc for applications on sdcard. 1414 if (deleteOld) { 1415 synchronized (mInstallLock) { 1416 res.removedInfo.args.doPostDeleteLI(true); 1417 } 1418 } 1419 if (args.observer != null) { 1420 try { 1421 Bundle extras = extrasForInstallResult(res); 1422 args.observer.onPackageInstalled(res.name, res.returnCode, 1423 res.returnMsg, extras); 1424 } catch (RemoteException e) { 1425 Slog.i(TAG, "Observer no longer exists."); 1426 } 1427 } 1428 } else { 1429 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1430 } 1431 } break; 1432 case UPDATED_MEDIA_STATUS: { 1433 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1434 boolean reportStatus = msg.arg1 == 1; 1435 boolean doGc = msg.arg2 == 1; 1436 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1437 if (doGc) { 1438 // Force a gc to clear up stale containers. 1439 Runtime.getRuntime().gc(); 1440 } 1441 if (msg.obj != null) { 1442 @SuppressWarnings("unchecked") 1443 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1444 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1445 // Unload containers 1446 unloadAllContainers(args); 1447 } 1448 if (reportStatus) { 1449 try { 1450 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1451 PackageHelper.getMountService().finishMediaUpdate(); 1452 } catch (RemoteException e) { 1453 Log.e(TAG, "MountService not running?"); 1454 } 1455 } 1456 } break; 1457 case WRITE_SETTINGS: { 1458 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1459 synchronized (mPackages) { 1460 removeMessages(WRITE_SETTINGS); 1461 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1462 mSettings.writeLPr(); 1463 mDirtyUsers.clear(); 1464 } 1465 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1466 } break; 1467 case WRITE_PACKAGE_RESTRICTIONS: { 1468 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1469 synchronized (mPackages) { 1470 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1471 for (int userId : mDirtyUsers) { 1472 mSettings.writePackageRestrictionsLPr(userId); 1473 } 1474 mDirtyUsers.clear(); 1475 } 1476 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1477 } break; 1478 case CHECK_PENDING_VERIFICATION: { 1479 final int verificationId = msg.arg1; 1480 final PackageVerificationState state = mPendingVerification.get(verificationId); 1481 1482 if ((state != null) && !state.timeoutExtended()) { 1483 final InstallArgs args = state.getInstallArgs(); 1484 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1485 1486 Slog.i(TAG, "Verification timed out for " + originUri); 1487 mPendingVerification.remove(verificationId); 1488 1489 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1490 1491 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1492 Slog.i(TAG, "Continuing with installation of " + originUri); 1493 state.setVerifierResponse(Binder.getCallingUid(), 1494 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1495 broadcastPackageVerified(verificationId, originUri, 1496 PackageManager.VERIFICATION_ALLOW, 1497 state.getInstallArgs().getUser()); 1498 try { 1499 ret = args.copyApk(mContainerService, true); 1500 } catch (RemoteException e) { 1501 Slog.e(TAG, "Could not contact the ContainerService"); 1502 } 1503 } else { 1504 broadcastPackageVerified(verificationId, originUri, 1505 PackageManager.VERIFICATION_REJECT, 1506 state.getInstallArgs().getUser()); 1507 } 1508 1509 processPendingInstall(args, ret); 1510 mHandler.sendEmptyMessage(MCS_UNBIND); 1511 } 1512 break; 1513 } 1514 case PACKAGE_VERIFIED: { 1515 final int verificationId = msg.arg1; 1516 1517 final PackageVerificationState state = mPendingVerification.get(verificationId); 1518 if (state == null) { 1519 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1520 break; 1521 } 1522 1523 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1524 1525 state.setVerifierResponse(response.callerUid, response.code); 1526 1527 if (state.isVerificationComplete()) { 1528 mPendingVerification.remove(verificationId); 1529 1530 final InstallArgs args = state.getInstallArgs(); 1531 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1532 1533 int ret; 1534 if (state.isInstallAllowed()) { 1535 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1536 broadcastPackageVerified(verificationId, originUri, 1537 response.code, state.getInstallArgs().getUser()); 1538 try { 1539 ret = args.copyApk(mContainerService, true); 1540 } catch (RemoteException e) { 1541 Slog.e(TAG, "Could not contact the ContainerService"); 1542 } 1543 } else { 1544 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1545 } 1546 1547 processPendingInstall(args, ret); 1548 1549 mHandler.sendEmptyMessage(MCS_UNBIND); 1550 } 1551 1552 break; 1553 } 1554 case START_INTENT_FILTER_VERIFICATIONS: { 1555 IFVerificationParams params = (IFVerificationParams) msg.obj; 1556 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1557 params.replacing, params.pkg); 1558 break; 1559 } 1560 case INTENT_FILTER_VERIFIED: { 1561 final int verificationId = msg.arg1; 1562 1563 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1564 verificationId); 1565 if (state == null) { 1566 Slog.w(TAG, "Invalid IntentFilter verification token " 1567 + verificationId + " received"); 1568 break; 1569 } 1570 1571 final int userId = state.getUserId(); 1572 1573 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1574 "Processing IntentFilter verification with token:" 1575 + verificationId + " and userId:" + userId); 1576 1577 final IntentFilterVerificationResponse response = 1578 (IntentFilterVerificationResponse) msg.obj; 1579 1580 state.setVerifierResponse(response.callerUid, response.code); 1581 1582 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1583 "IntentFilter verification with token:" + verificationId 1584 + " and userId:" + userId 1585 + " is settings verifier response with response code:" 1586 + response.code); 1587 1588 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1589 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1590 + response.getFailedDomainsString()); 1591 } 1592 1593 if (state.isVerificationComplete()) { 1594 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1595 } else { 1596 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1597 "IntentFilter verification with token:" + verificationId 1598 + " was not said to be complete"); 1599 } 1600 1601 break; 1602 } 1603 } 1604 } 1605 } 1606 1607 private StorageEventListener mStorageListener = new StorageEventListener() { 1608 @Override 1609 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1610 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1611 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1612 final String volumeUuid = vol.getFsUuid(); 1613 1614 // Clean up any users or apps that were removed or recreated 1615 // while this volume was missing 1616 reconcileUsers(volumeUuid); 1617 reconcileApps(volumeUuid); 1618 1619 // Clean up any install sessions that expired or were 1620 // cancelled while this volume was missing 1621 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1622 1623 loadPrivatePackages(vol); 1624 1625 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1626 unloadPrivatePackages(vol); 1627 } 1628 } 1629 1630 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1631 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1632 updateExternalMediaStatus(true, false); 1633 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1634 updateExternalMediaStatus(false, false); 1635 } 1636 } 1637 } 1638 1639 @Override 1640 public void onVolumeForgotten(String fsUuid) { 1641 // Remove any apps installed on the forgotten volume 1642 synchronized (mPackages) { 1643 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1644 for (PackageSetting ps : packages) { 1645 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1646 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1647 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1648 } 1649 1650 mSettings.writeLPr(); 1651 } 1652 } 1653 }; 1654 1655 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1656 if (userId >= UserHandle.USER_OWNER) { 1657 grantRequestedRuntimePermissionsForUser(pkg, userId); 1658 } else if (userId == UserHandle.USER_ALL) { 1659 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1660 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1661 } 1662 } 1663 1664 // We could have touched GID membership, so flush out packages.list 1665 synchronized (mPackages) { 1666 mSettings.writePackageListLPr(); 1667 } 1668 } 1669 1670 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1671 SettingBase sb = (SettingBase) pkg.mExtras; 1672 if (sb == null) { 1673 return; 1674 } 1675 1676 PermissionsState permissionsState = sb.getPermissionsState(); 1677 1678 for (String permission : pkg.requestedPermissions) { 1679 BasePermission bp = mSettings.mPermissions.get(permission); 1680 if (bp != null && bp.isRuntime()) { 1681 permissionsState.grantRuntimePermission(bp, userId); 1682 } 1683 } 1684 } 1685 1686 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1687 Bundle extras = null; 1688 switch (res.returnCode) { 1689 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1690 extras = new Bundle(); 1691 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1692 res.origPermission); 1693 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1694 res.origPackage); 1695 break; 1696 } 1697 case PackageManager.INSTALL_SUCCEEDED: { 1698 extras = new Bundle(); 1699 extras.putBoolean(Intent.EXTRA_REPLACING, 1700 res.removedInfo != null && res.removedInfo.removedPackage != null); 1701 break; 1702 } 1703 } 1704 return extras; 1705 } 1706 1707 void scheduleWriteSettingsLocked() { 1708 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1709 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1710 } 1711 } 1712 1713 void scheduleWritePackageRestrictionsLocked(int userId) { 1714 if (!sUserManager.exists(userId)) return; 1715 mDirtyUsers.add(userId); 1716 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1717 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1718 } 1719 } 1720 1721 public static PackageManagerService main(Context context, Installer installer, 1722 boolean factoryTest, boolean onlyCore) { 1723 PackageManagerService m = new PackageManagerService(context, installer, 1724 factoryTest, onlyCore); 1725 ServiceManager.addService("package", m); 1726 return m; 1727 } 1728 1729 static String[] splitString(String str, char sep) { 1730 int count = 1; 1731 int i = 0; 1732 while ((i=str.indexOf(sep, i)) >= 0) { 1733 count++; 1734 i++; 1735 } 1736 1737 String[] res = new String[count]; 1738 i=0; 1739 count = 0; 1740 int lastI=0; 1741 while ((i=str.indexOf(sep, i)) >= 0) { 1742 res[count] = str.substring(lastI, i); 1743 count++; 1744 i++; 1745 lastI = i; 1746 } 1747 res[count] = str.substring(lastI, str.length()); 1748 return res; 1749 } 1750 1751 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1752 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1753 Context.DISPLAY_SERVICE); 1754 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1755 } 1756 1757 public PackageManagerService(Context context, Installer installer, 1758 boolean factoryTest, boolean onlyCore) { 1759 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1760 SystemClock.uptimeMillis()); 1761 1762 if (mSdkVersion <= 0) { 1763 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1764 } 1765 1766 mContext = context; 1767 mFactoryTest = factoryTest; 1768 mOnlyCore = onlyCore; 1769 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1770 mMetrics = new DisplayMetrics(); 1771 mSettings = new Settings(mPackages); 1772 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1773 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1774 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1775 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1776 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1777 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1778 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1779 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1780 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1781 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1782 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1783 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1784 1785 // TODO: add a property to control this? 1786 long dexOptLRUThresholdInMinutes; 1787 if (mLazyDexOpt) { 1788 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1789 } else { 1790 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1791 } 1792 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1793 1794 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1795 if (separateProcesses != null && separateProcesses.length() > 0) { 1796 if ("*".equals(separateProcesses)) { 1797 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1798 mSeparateProcesses = null; 1799 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1800 } else { 1801 mDefParseFlags = 0; 1802 mSeparateProcesses = separateProcesses.split(","); 1803 Slog.w(TAG, "Running with debug.separate_processes: " 1804 + separateProcesses); 1805 } 1806 } else { 1807 mDefParseFlags = 0; 1808 mSeparateProcesses = null; 1809 } 1810 1811 mInstaller = installer; 1812 mPackageDexOptimizer = new PackageDexOptimizer(this); 1813 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1814 1815 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1816 FgThread.get().getLooper()); 1817 1818 getDefaultDisplayMetrics(context, mMetrics); 1819 1820 SystemConfig systemConfig = SystemConfig.getInstance(); 1821 mGlobalGids = systemConfig.getGlobalGids(); 1822 mSystemPermissions = systemConfig.getSystemPermissions(); 1823 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1824 1825 synchronized (mInstallLock) { 1826 // writer 1827 synchronized (mPackages) { 1828 mHandlerThread = new ServiceThread(TAG, 1829 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1830 mHandlerThread.start(); 1831 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1832 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1833 1834 File dataDir = Environment.getDataDirectory(); 1835 mAppDataDir = new File(dataDir, "data"); 1836 mAppInstallDir = new File(dataDir, "app"); 1837 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1838 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1839 mUserAppDataDir = new File(dataDir, "user"); 1840 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1841 1842 sUserManager = new UserManagerService(context, this, 1843 mInstallLock, mPackages); 1844 1845 // Propagate permission configuration in to package manager. 1846 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1847 = systemConfig.getPermissions(); 1848 for (int i=0; i<permConfig.size(); i++) { 1849 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1850 BasePermission bp = mSettings.mPermissions.get(perm.name); 1851 if (bp == null) { 1852 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1853 mSettings.mPermissions.put(perm.name, bp); 1854 } 1855 if (perm.gids != null) { 1856 bp.setGids(perm.gids, perm.perUser); 1857 } 1858 } 1859 1860 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1861 for (int i=0; i<libConfig.size(); i++) { 1862 mSharedLibraries.put(libConfig.keyAt(i), 1863 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1864 } 1865 1866 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1867 1868 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1869 mSdkVersion, mOnlyCore); 1870 1871 String customResolverActivity = Resources.getSystem().getString( 1872 R.string.config_customResolverActivity); 1873 if (TextUtils.isEmpty(customResolverActivity)) { 1874 customResolverActivity = null; 1875 } else { 1876 mCustomResolverComponentName = ComponentName.unflattenFromString( 1877 customResolverActivity); 1878 } 1879 1880 long startTime = SystemClock.uptimeMillis(); 1881 1882 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1883 startTime); 1884 1885 // Set flag to monitor and not change apk file paths when 1886 // scanning install directories. 1887 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1888 1889 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1890 1891 /** 1892 * Add everything in the in the boot class path to the 1893 * list of process files because dexopt will have been run 1894 * if necessary during zygote startup. 1895 */ 1896 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1897 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1898 1899 if (bootClassPath != null) { 1900 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1901 for (String element : bootClassPathElements) { 1902 alreadyDexOpted.add(element); 1903 } 1904 } else { 1905 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1906 } 1907 1908 if (systemServerClassPath != null) { 1909 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1910 for (String element : systemServerClassPathElements) { 1911 alreadyDexOpted.add(element); 1912 } 1913 } else { 1914 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1915 } 1916 1917 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1918 final String[] dexCodeInstructionSets = 1919 getDexCodeInstructionSets( 1920 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1921 1922 /** 1923 * Ensure all external libraries have had dexopt run on them. 1924 */ 1925 if (mSharedLibraries.size() > 0) { 1926 // NOTE: For now, we're compiling these system "shared libraries" 1927 // (and framework jars) into all available architectures. It's possible 1928 // to compile them only when we come across an app that uses them (there's 1929 // already logic for that in scanPackageLI) but that adds some complexity. 1930 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1931 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1932 final String lib = libEntry.path; 1933 if (lib == null) { 1934 continue; 1935 } 1936 1937 try { 1938 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1939 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1940 alreadyDexOpted.add(lib); 1941 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1942 } 1943 } catch (FileNotFoundException e) { 1944 Slog.w(TAG, "Library not found: " + lib); 1945 } catch (IOException e) { 1946 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1947 + e.getMessage()); 1948 } 1949 } 1950 } 1951 } 1952 1953 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1954 1955 // Gross hack for now: we know this file doesn't contain any 1956 // code, so don't dexopt it to avoid the resulting log spew. 1957 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1958 1959 // Gross hack for now: we know this file is only part of 1960 // the boot class path for art, so don't dexopt it to 1961 // avoid the resulting log spew. 1962 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1963 1964 /** 1965 * There are a number of commands implemented in Java, which 1966 * we currently need to do the dexopt on so that they can be 1967 * run from a non-root shell. 1968 */ 1969 String[] frameworkFiles = frameworkDir.list(); 1970 if (frameworkFiles != null) { 1971 // TODO: We could compile these only for the most preferred ABI. We should 1972 // first double check that the dex files for these commands are not referenced 1973 // by other system apps. 1974 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1975 for (int i=0; i<frameworkFiles.length; i++) { 1976 File libPath = new File(frameworkDir, frameworkFiles[i]); 1977 String path = libPath.getPath(); 1978 // Skip the file if we already did it. 1979 if (alreadyDexOpted.contains(path)) { 1980 continue; 1981 } 1982 // Skip the file if it is not a type we want to dexopt. 1983 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1984 continue; 1985 } 1986 try { 1987 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1988 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1989 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1990 } 1991 } catch (FileNotFoundException e) { 1992 Slog.w(TAG, "Jar not found: " + path); 1993 } catch (IOException e) { 1994 Slog.w(TAG, "Exception reading jar: " + path, e); 1995 } 1996 } 1997 } 1998 } 1999 2000 // Collect vendor overlay packages. 2001 // (Do this before scanning any apps.) 2002 // For security and version matching reason, only consider 2003 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2004 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2005 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2006 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2007 2008 // Find base frameworks (resource packages without code). 2009 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2010 | PackageParser.PARSE_IS_SYSTEM_DIR 2011 | PackageParser.PARSE_IS_PRIVILEGED, 2012 scanFlags | SCAN_NO_DEX, 0); 2013 2014 // Collected privileged system packages. 2015 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2016 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2017 | PackageParser.PARSE_IS_SYSTEM_DIR 2018 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2019 2020 // Collect ordinary system packages. 2021 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2022 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2023 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2024 2025 // Collect all vendor packages. 2026 File vendorAppDir = new File("/vendor/app"); 2027 try { 2028 vendorAppDir = vendorAppDir.getCanonicalFile(); 2029 } catch (IOException e) { 2030 // failed to look up canonical path, continue with original one 2031 } 2032 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2033 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2034 2035 // Collect all OEM packages. 2036 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2037 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2038 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2039 2040 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2041 mInstaller.moveFiles(); 2042 2043 // Prune any system packages that no longer exist. 2044 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2045 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2046 if (!mOnlyCore) { 2047 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2048 while (psit.hasNext()) { 2049 PackageSetting ps = psit.next(); 2050 2051 /* 2052 * If this is not a system app, it can't be a 2053 * disable system app. 2054 */ 2055 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2056 continue; 2057 } 2058 2059 /* 2060 * If the package is scanned, it's not erased. 2061 */ 2062 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2063 if (scannedPkg != null) { 2064 /* 2065 * If the system app is both scanned and in the 2066 * disabled packages list, then it must have been 2067 * added via OTA. Remove it from the currently 2068 * scanned package so the previously user-installed 2069 * application can be scanned. 2070 */ 2071 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2072 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2073 + ps.name + "; removing system app. Last known codePath=" 2074 + ps.codePathString + ", installStatus=" + ps.installStatus 2075 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2076 + scannedPkg.mVersionCode); 2077 removePackageLI(ps, true); 2078 expectingBetter.put(ps.name, ps.codePath); 2079 } 2080 2081 continue; 2082 } 2083 2084 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2085 psit.remove(); 2086 logCriticalInfo(Log.WARN, "System package " + ps.name 2087 + " no longer exists; wiping its data"); 2088 removeDataDirsLI(null, ps.name); 2089 } else { 2090 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2091 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2092 possiblyDeletedUpdatedSystemApps.add(ps.name); 2093 } 2094 } 2095 } 2096 } 2097 2098 //look for any incomplete package installations 2099 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2100 //clean up list 2101 for(int i = 0; i < deletePkgsList.size(); i++) { 2102 //clean up here 2103 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2104 } 2105 //delete tmp files 2106 deleteTempPackageFiles(); 2107 2108 // Remove any shared userIDs that have no associated packages 2109 mSettings.pruneSharedUsersLPw(); 2110 2111 if (!mOnlyCore) { 2112 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2113 SystemClock.uptimeMillis()); 2114 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2115 2116 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2117 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2118 2119 /** 2120 * Remove disable package settings for any updated system 2121 * apps that were removed via an OTA. If they're not a 2122 * previously-updated app, remove them completely. 2123 * Otherwise, just revoke their system-level permissions. 2124 */ 2125 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2126 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2127 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2128 2129 String msg; 2130 if (deletedPkg == null) { 2131 msg = "Updated system package " + deletedAppName 2132 + " no longer exists; wiping its data"; 2133 removeDataDirsLI(null, deletedAppName); 2134 } else { 2135 msg = "Updated system app + " + deletedAppName 2136 + " no longer present; removing system privileges for " 2137 + deletedAppName; 2138 2139 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2140 2141 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2142 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2143 } 2144 logCriticalInfo(Log.WARN, msg); 2145 } 2146 2147 /** 2148 * Make sure all system apps that we expected to appear on 2149 * the userdata partition actually showed up. If they never 2150 * appeared, crawl back and revive the system version. 2151 */ 2152 for (int i = 0; i < expectingBetter.size(); i++) { 2153 final String packageName = expectingBetter.keyAt(i); 2154 if (!mPackages.containsKey(packageName)) { 2155 final File scanFile = expectingBetter.valueAt(i); 2156 2157 logCriticalInfo(Log.WARN, "Expected better " + packageName 2158 + " but never showed up; reverting to system"); 2159 2160 final int reparseFlags; 2161 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2162 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2163 | PackageParser.PARSE_IS_SYSTEM_DIR 2164 | PackageParser.PARSE_IS_PRIVILEGED; 2165 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2166 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2167 | PackageParser.PARSE_IS_SYSTEM_DIR; 2168 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2169 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2170 | PackageParser.PARSE_IS_SYSTEM_DIR; 2171 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2172 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2173 | PackageParser.PARSE_IS_SYSTEM_DIR; 2174 } else { 2175 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2176 continue; 2177 } 2178 2179 mSettings.enableSystemPackageLPw(packageName); 2180 2181 try { 2182 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2183 } catch (PackageManagerException e) { 2184 Slog.e(TAG, "Failed to parse original system package: " 2185 + e.getMessage()); 2186 } 2187 } 2188 } 2189 } 2190 2191 // Now that we know all of the shared libraries, update all clients to have 2192 // the correct library paths. 2193 updateAllSharedLibrariesLPw(); 2194 2195 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2196 // NOTE: We ignore potential failures here during a system scan (like 2197 // the rest of the commands above) because there's precious little we 2198 // can do about it. A settings error is reported, though. 2199 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2200 false /* force dexopt */, false /* defer dexopt */); 2201 } 2202 2203 // Now that we know all the packages we are keeping, 2204 // read and update their last usage times. 2205 mPackageUsage.readLP(); 2206 2207 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2208 SystemClock.uptimeMillis()); 2209 Slog.i(TAG, "Time to scan packages: " 2210 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2211 + " seconds"); 2212 2213 // If the platform SDK has changed since the last time we booted, 2214 // we need to re-grant app permission to catch any new ones that 2215 // appear. This is really a hack, and means that apps can in some 2216 // cases get permissions that the user didn't initially explicitly 2217 // allow... it would be nice to have some better way to handle 2218 // this situation. 2219 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2220 != mSdkVersion; 2221 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2222 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2223 + "; regranting permissions for internal storage"); 2224 mSettings.mInternalSdkPlatform = mSdkVersion; 2225 2226 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2227 | (regrantPermissions 2228 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2229 : 0)); 2230 2231 // If this is the first boot, and it is a normal boot, then 2232 // we need to initialize the default preferred apps. 2233 if (!mRestoredSettings && !onlyCore) { 2234 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2235 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2236 } 2237 2238 // If this is first boot after an OTA, and a normal boot, then 2239 // we need to clear code cache directories. 2240 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2241 if (mIsUpgrade && !onlyCore) { 2242 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2243 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2244 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2245 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2246 } 2247 mSettings.mFingerprint = Build.FINGERPRINT; 2248 } 2249 2250 primeDomainVerificationsLPw(); 2251 checkDefaultBrowser(); 2252 2253 // All the changes are done during package scanning. 2254 mSettings.updateInternalDatabaseVersion(); 2255 2256 // can downgrade to reader 2257 mSettings.writeLPr(); 2258 2259 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2260 SystemClock.uptimeMillis()); 2261 2262 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2263 2264 mInstallerService = new PackageInstallerService(context, this); 2265 2266 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2267 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2268 mIntentFilterVerifierComponent); 2269 2270 } // synchronized (mPackages) 2271 } // synchronized (mInstallLock) 2272 2273 // Now after opening every single application zip, make sure they 2274 // are all flushed. Not really needed, but keeps things nice and 2275 // tidy. 2276 Runtime.getRuntime().gc(); 2277 2278 // Expose private service for system components to use. 2279 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2280 } 2281 2282 @Override 2283 public boolean isFirstBoot() { 2284 return !mRestoredSettings; 2285 } 2286 2287 @Override 2288 public boolean isOnlyCoreApps() { 2289 return mOnlyCore; 2290 } 2291 2292 @Override 2293 public boolean isUpgrade() { 2294 return mIsUpgrade; 2295 } 2296 2297 private String getRequiredVerifierLPr() { 2298 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2299 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2300 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2301 2302 String requiredVerifier = null; 2303 2304 final int N = receivers.size(); 2305 for (int i = 0; i < N; i++) { 2306 final ResolveInfo info = receivers.get(i); 2307 2308 if (info.activityInfo == null) { 2309 continue; 2310 } 2311 2312 final String packageName = info.activityInfo.packageName; 2313 2314 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2315 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2316 continue; 2317 } 2318 2319 if (requiredVerifier != null) { 2320 throw new RuntimeException("There can be only one required verifier"); 2321 } 2322 2323 requiredVerifier = packageName; 2324 } 2325 2326 return requiredVerifier; 2327 } 2328 2329 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2330 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2331 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2332 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2333 2334 ComponentName verifierComponentName = null; 2335 2336 int priority = -1000; 2337 final int N = receivers.size(); 2338 for (int i = 0; i < N; i++) { 2339 final ResolveInfo info = receivers.get(i); 2340 2341 if (info.activityInfo == null) { 2342 continue; 2343 } 2344 2345 final String packageName = info.activityInfo.packageName; 2346 2347 final PackageSetting ps = mSettings.mPackages.get(packageName); 2348 if (ps == null) { 2349 continue; 2350 } 2351 2352 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2353 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2354 continue; 2355 } 2356 2357 // Select the IntentFilterVerifier with the highest priority 2358 if (priority < info.priority) { 2359 priority = info.priority; 2360 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2361 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2362 + verifierComponentName + " with priority: " + info.priority); 2363 } 2364 } 2365 2366 return verifierComponentName; 2367 } 2368 2369 private void primeDomainVerificationsLPw() { 2370 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2371 boolean updated = false; 2372 ArraySet<String> allHostsSet = new ArraySet<>(); 2373 for (PackageParser.Package pkg : mPackages.values()) { 2374 final String packageName = pkg.packageName; 2375 if (!hasDomainURLs(pkg)) { 2376 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2377 "package with no domain URLs: " + packageName); 2378 continue; 2379 } 2380 if (!pkg.isSystemApp()) { 2381 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2382 "No priming domain verifications for a non system package : " + 2383 packageName); 2384 continue; 2385 } 2386 for (PackageParser.Activity a : pkg.activities) { 2387 for (ActivityIntentInfo filter : a.intents) { 2388 if (hasValidDomains(filter)) { 2389 allHostsSet.addAll(filter.getHostsList()); 2390 } 2391 } 2392 } 2393 if (allHostsSet.size() == 0) { 2394 allHostsSet.add("*"); 2395 } 2396 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2397 IntentFilterVerificationInfo ivi = 2398 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2399 if (ivi != null) { 2400 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2401 "Priming domain verifications for package: " + packageName + 2402 " with hosts:" + ivi.getDomainsString()); 2403 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2404 updated = true; 2405 } 2406 else { 2407 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2408 "No priming domain verifications for package: " + packageName); 2409 } 2410 allHostsSet.clear(); 2411 } 2412 if (updated) { 2413 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2414 "Will need to write primed domain verifications"); 2415 } 2416 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2417 } 2418 2419 private void applyFactoryDefaultBrowserLPw(int userId) { 2420 // The default browser app's package name is stored in a string resource, 2421 // with a product-specific overlay used for vendor customization. 2422 String browserPkg = mContext.getResources().getString( 2423 com.android.internal.R.string.default_browser); 2424 if (browserPkg != null) { 2425 // non-empty string => required to be a known package 2426 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2427 if (ps == null) { 2428 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2429 browserPkg = null; 2430 } else { 2431 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2432 } 2433 } 2434 2435 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2436 // default. If there's more than one, just leave everything alone. 2437 if (browserPkg == null) { 2438 calculateDefaultBrowserLPw(userId); 2439 } 2440 } 2441 2442 private void calculateDefaultBrowserLPw(int userId) { 2443 List<String> allBrowsers = resolveAllBrowserApps(userId); 2444 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2445 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2446 } 2447 2448 private List<String> resolveAllBrowserApps(int userId) { 2449 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2450 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2451 PackageManager.MATCH_ALL, userId); 2452 2453 final int count = list.size(); 2454 List<String> result = new ArrayList<String>(count); 2455 for (int i=0; i<count; i++) { 2456 ResolveInfo info = list.get(i); 2457 if (info.activityInfo == null 2458 || !info.handleAllWebDataURI 2459 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2460 || result.contains(info.activityInfo.packageName)) { 2461 continue; 2462 } 2463 result.add(info.activityInfo.packageName); 2464 } 2465 2466 return result; 2467 } 2468 2469 private boolean packageIsBrowser(String packageName, int userId) { 2470 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2471 PackageManager.MATCH_ALL, userId); 2472 final int N = list.size(); 2473 for (int i = 0; i < N; i++) { 2474 ResolveInfo info = list.get(i); 2475 if (packageName.equals(info.activityInfo.packageName)) { 2476 return true; 2477 } 2478 } 2479 return false; 2480 } 2481 2482 private void checkDefaultBrowser() { 2483 final int myUserId = UserHandle.myUserId(); 2484 final String packageName = getDefaultBrowserPackageName(myUserId); 2485 if (packageName != null) { 2486 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2487 if (info == null) { 2488 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2489 synchronized (mPackages) { 2490 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2491 } 2492 } 2493 } 2494 } 2495 2496 @Override 2497 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2498 throws RemoteException { 2499 try { 2500 return super.onTransact(code, data, reply, flags); 2501 } catch (RuntimeException e) { 2502 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2503 Slog.wtf(TAG, "Package Manager Crash", e); 2504 } 2505 throw e; 2506 } 2507 } 2508 2509 void cleanupInstallFailedPackage(PackageSetting ps) { 2510 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2511 2512 removeDataDirsLI(ps.volumeUuid, ps.name); 2513 if (ps.codePath != null) { 2514 if (ps.codePath.isDirectory()) { 2515 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2516 } else { 2517 ps.codePath.delete(); 2518 } 2519 } 2520 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2521 if (ps.resourcePath.isDirectory()) { 2522 FileUtils.deleteContents(ps.resourcePath); 2523 } 2524 ps.resourcePath.delete(); 2525 } 2526 mSettings.removePackageLPw(ps.name); 2527 } 2528 2529 static int[] appendInts(int[] cur, int[] add) { 2530 if (add == null) return cur; 2531 if (cur == null) return add; 2532 final int N = add.length; 2533 for (int i=0; i<N; i++) { 2534 cur = appendInt(cur, add[i]); 2535 } 2536 return cur; 2537 } 2538 2539 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2540 if (!sUserManager.exists(userId)) return null; 2541 final PackageSetting ps = (PackageSetting) p.mExtras; 2542 if (ps == null) { 2543 return null; 2544 } 2545 2546 final PermissionsState permissionsState = ps.getPermissionsState(); 2547 2548 final int[] gids = permissionsState.computeGids(userId); 2549 final Set<String> permissions = permissionsState.getPermissions(userId); 2550 final PackageUserState state = ps.readUserState(userId); 2551 2552 return PackageParser.generatePackageInfo(p, gids, flags, 2553 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2554 } 2555 2556 @Override 2557 public boolean isPackageFrozen(String packageName) { 2558 synchronized (mPackages) { 2559 final PackageSetting ps = mSettings.mPackages.get(packageName); 2560 if (ps != null) { 2561 return ps.frozen; 2562 } 2563 } 2564 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2565 return true; 2566 } 2567 2568 @Override 2569 public boolean isPackageAvailable(String packageName, int userId) { 2570 if (!sUserManager.exists(userId)) return false; 2571 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2572 synchronized (mPackages) { 2573 PackageParser.Package p = mPackages.get(packageName); 2574 if (p != null) { 2575 final PackageSetting ps = (PackageSetting) p.mExtras; 2576 if (ps != null) { 2577 final PackageUserState state = ps.readUserState(userId); 2578 if (state != null) { 2579 return PackageParser.isAvailable(state); 2580 } 2581 } 2582 } 2583 } 2584 return false; 2585 } 2586 2587 @Override 2588 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2589 if (!sUserManager.exists(userId)) return null; 2590 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2591 // reader 2592 synchronized (mPackages) { 2593 PackageParser.Package p = mPackages.get(packageName); 2594 if (DEBUG_PACKAGE_INFO) 2595 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2596 if (p != null) { 2597 return generatePackageInfo(p, flags, userId); 2598 } 2599 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2600 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2601 } 2602 } 2603 return null; 2604 } 2605 2606 @Override 2607 public String[] currentToCanonicalPackageNames(String[] names) { 2608 String[] out = new String[names.length]; 2609 // reader 2610 synchronized (mPackages) { 2611 for (int i=names.length-1; i>=0; i--) { 2612 PackageSetting ps = mSettings.mPackages.get(names[i]); 2613 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2614 } 2615 } 2616 return out; 2617 } 2618 2619 @Override 2620 public String[] canonicalToCurrentPackageNames(String[] names) { 2621 String[] out = new String[names.length]; 2622 // reader 2623 synchronized (mPackages) { 2624 for (int i=names.length-1; i>=0; i--) { 2625 String cur = mSettings.mRenamedPackages.get(names[i]); 2626 out[i] = cur != null ? cur : names[i]; 2627 } 2628 } 2629 return out; 2630 } 2631 2632 @Override 2633 public int getPackageUid(String packageName, int userId) { 2634 if (!sUserManager.exists(userId)) return -1; 2635 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2636 2637 // reader 2638 synchronized (mPackages) { 2639 PackageParser.Package p = mPackages.get(packageName); 2640 if(p != null) { 2641 return UserHandle.getUid(userId, p.applicationInfo.uid); 2642 } 2643 PackageSetting ps = mSettings.mPackages.get(packageName); 2644 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2645 return -1; 2646 } 2647 p = ps.pkg; 2648 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2649 } 2650 } 2651 2652 @Override 2653 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2654 if (!sUserManager.exists(userId)) { 2655 return null; 2656 } 2657 2658 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2659 "getPackageGids"); 2660 2661 // reader 2662 synchronized (mPackages) { 2663 PackageParser.Package p = mPackages.get(packageName); 2664 if (DEBUG_PACKAGE_INFO) { 2665 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2666 } 2667 if (p != null) { 2668 PackageSetting ps = (PackageSetting) p.mExtras; 2669 return ps.getPermissionsState().computeGids(userId); 2670 } 2671 } 2672 2673 return null; 2674 } 2675 2676 @Override 2677 public int getMountExternalMode(int uid) { 2678 if (Process.isIsolated(uid)) { 2679 return Zygote.MOUNT_EXTERNAL_NONE; 2680 } else { 2681 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 2682 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2683 } else if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2684 return Zygote.MOUNT_EXTERNAL_WRITE; 2685 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2686 return Zygote.MOUNT_EXTERNAL_READ; 2687 } else { 2688 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2689 } 2690 } 2691 } 2692 2693 static PermissionInfo generatePermissionInfo( 2694 BasePermission bp, int flags) { 2695 if (bp.perm != null) { 2696 return PackageParser.generatePermissionInfo(bp.perm, flags); 2697 } 2698 PermissionInfo pi = new PermissionInfo(); 2699 pi.name = bp.name; 2700 pi.packageName = bp.sourcePackage; 2701 pi.nonLocalizedLabel = bp.name; 2702 pi.protectionLevel = bp.protectionLevel; 2703 return pi; 2704 } 2705 2706 @Override 2707 public PermissionInfo getPermissionInfo(String name, int flags) { 2708 // reader 2709 synchronized (mPackages) { 2710 final BasePermission p = mSettings.mPermissions.get(name); 2711 if (p != null) { 2712 return generatePermissionInfo(p, flags); 2713 } 2714 return null; 2715 } 2716 } 2717 2718 @Override 2719 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2720 // reader 2721 synchronized (mPackages) { 2722 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2723 for (BasePermission p : mSettings.mPermissions.values()) { 2724 if (group == null) { 2725 if (p.perm == null || p.perm.info.group == null) { 2726 out.add(generatePermissionInfo(p, flags)); 2727 } 2728 } else { 2729 if (p.perm != null && group.equals(p.perm.info.group)) { 2730 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2731 } 2732 } 2733 } 2734 2735 if (out.size() > 0) { 2736 return out; 2737 } 2738 return mPermissionGroups.containsKey(group) ? out : null; 2739 } 2740 } 2741 2742 @Override 2743 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2744 // reader 2745 synchronized (mPackages) { 2746 return PackageParser.generatePermissionGroupInfo( 2747 mPermissionGroups.get(name), flags); 2748 } 2749 } 2750 2751 @Override 2752 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2753 // reader 2754 synchronized (mPackages) { 2755 final int N = mPermissionGroups.size(); 2756 ArrayList<PermissionGroupInfo> out 2757 = new ArrayList<PermissionGroupInfo>(N); 2758 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2759 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2760 } 2761 return out; 2762 } 2763 } 2764 2765 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2766 int userId) { 2767 if (!sUserManager.exists(userId)) return null; 2768 PackageSetting ps = mSettings.mPackages.get(packageName); 2769 if (ps != null) { 2770 if (ps.pkg == null) { 2771 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2772 flags, userId); 2773 if (pInfo != null) { 2774 return pInfo.applicationInfo; 2775 } 2776 return null; 2777 } 2778 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2779 ps.readUserState(userId), userId); 2780 } 2781 return null; 2782 } 2783 2784 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2785 int userId) { 2786 if (!sUserManager.exists(userId)) return null; 2787 PackageSetting ps = mSettings.mPackages.get(packageName); 2788 if (ps != null) { 2789 PackageParser.Package pkg = ps.pkg; 2790 if (pkg == null) { 2791 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2792 return null; 2793 } 2794 // Only data remains, so we aren't worried about code paths 2795 pkg = new PackageParser.Package(packageName); 2796 pkg.applicationInfo.packageName = packageName; 2797 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2798 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2799 pkg.applicationInfo.dataDir = Environment 2800 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2801 .getAbsolutePath(); 2802 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2803 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2804 } 2805 return generatePackageInfo(pkg, flags, userId); 2806 } 2807 return null; 2808 } 2809 2810 @Override 2811 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2812 if (!sUserManager.exists(userId)) return null; 2813 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2814 // writer 2815 synchronized (mPackages) { 2816 PackageParser.Package p = mPackages.get(packageName); 2817 if (DEBUG_PACKAGE_INFO) Log.v( 2818 TAG, "getApplicationInfo " + packageName 2819 + ": " + p); 2820 if (p != null) { 2821 PackageSetting ps = mSettings.mPackages.get(packageName); 2822 if (ps == null) return null; 2823 // Note: isEnabledLP() does not apply here - always return info 2824 return PackageParser.generateApplicationInfo( 2825 p, flags, ps.readUserState(userId), userId); 2826 } 2827 if ("android".equals(packageName)||"system".equals(packageName)) { 2828 return mAndroidApplication; 2829 } 2830 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2831 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2832 } 2833 } 2834 return null; 2835 } 2836 2837 @Override 2838 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2839 final IPackageDataObserver observer) { 2840 mContext.enforceCallingOrSelfPermission( 2841 android.Manifest.permission.CLEAR_APP_CACHE, null); 2842 // Queue up an async operation since clearing cache may take a little while. 2843 mHandler.post(new Runnable() { 2844 public void run() { 2845 mHandler.removeCallbacks(this); 2846 int retCode = -1; 2847 synchronized (mInstallLock) { 2848 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2849 if (retCode < 0) { 2850 Slog.w(TAG, "Couldn't clear application caches"); 2851 } 2852 } 2853 if (observer != null) { 2854 try { 2855 observer.onRemoveCompleted(null, (retCode >= 0)); 2856 } catch (RemoteException e) { 2857 Slog.w(TAG, "RemoveException when invoking call back"); 2858 } 2859 } 2860 } 2861 }); 2862 } 2863 2864 @Override 2865 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2866 final IntentSender pi) { 2867 mContext.enforceCallingOrSelfPermission( 2868 android.Manifest.permission.CLEAR_APP_CACHE, null); 2869 // Queue up an async operation since clearing cache may take a little while. 2870 mHandler.post(new Runnable() { 2871 public void run() { 2872 mHandler.removeCallbacks(this); 2873 int retCode = -1; 2874 synchronized (mInstallLock) { 2875 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2876 if (retCode < 0) { 2877 Slog.w(TAG, "Couldn't clear application caches"); 2878 } 2879 } 2880 if(pi != null) { 2881 try { 2882 // Callback via pending intent 2883 int code = (retCode >= 0) ? 1 : 0; 2884 pi.sendIntent(null, code, null, 2885 null, null); 2886 } catch (SendIntentException e1) { 2887 Slog.i(TAG, "Failed to send pending intent"); 2888 } 2889 } 2890 } 2891 }); 2892 } 2893 2894 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2895 synchronized (mInstallLock) { 2896 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2897 throw new IOException("Failed to free enough space"); 2898 } 2899 } 2900 } 2901 2902 @Override 2903 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2904 if (!sUserManager.exists(userId)) return null; 2905 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2906 synchronized (mPackages) { 2907 PackageParser.Activity a = mActivities.mActivities.get(component); 2908 2909 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2910 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2911 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2912 if (ps == null) return null; 2913 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2914 userId); 2915 } 2916 if (mResolveComponentName.equals(component)) { 2917 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2918 new PackageUserState(), userId); 2919 } 2920 } 2921 return null; 2922 } 2923 2924 @Override 2925 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2926 String resolvedType) { 2927 synchronized (mPackages) { 2928 PackageParser.Activity a = mActivities.mActivities.get(component); 2929 if (a == null) { 2930 return false; 2931 } 2932 for (int i=0; i<a.intents.size(); i++) { 2933 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2934 intent.getData(), intent.getCategories(), TAG) >= 0) { 2935 return true; 2936 } 2937 } 2938 return false; 2939 } 2940 } 2941 2942 @Override 2943 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2944 if (!sUserManager.exists(userId)) return null; 2945 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2946 synchronized (mPackages) { 2947 PackageParser.Activity a = mReceivers.mActivities.get(component); 2948 if (DEBUG_PACKAGE_INFO) Log.v( 2949 TAG, "getReceiverInfo " + component + ": " + a); 2950 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2951 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2952 if (ps == null) return null; 2953 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2954 userId); 2955 } 2956 } 2957 return null; 2958 } 2959 2960 @Override 2961 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2962 if (!sUserManager.exists(userId)) return null; 2963 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2964 synchronized (mPackages) { 2965 PackageParser.Service s = mServices.mServices.get(component); 2966 if (DEBUG_PACKAGE_INFO) Log.v( 2967 TAG, "getServiceInfo " + component + ": " + s); 2968 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2969 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2970 if (ps == null) return null; 2971 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2972 userId); 2973 } 2974 } 2975 return null; 2976 } 2977 2978 @Override 2979 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2980 if (!sUserManager.exists(userId)) return null; 2981 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2982 synchronized (mPackages) { 2983 PackageParser.Provider p = mProviders.mProviders.get(component); 2984 if (DEBUG_PACKAGE_INFO) Log.v( 2985 TAG, "getProviderInfo " + component + ": " + p); 2986 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2987 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2988 if (ps == null) return null; 2989 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2990 userId); 2991 } 2992 } 2993 return null; 2994 } 2995 2996 @Override 2997 public String[] getSystemSharedLibraryNames() { 2998 Set<String> libSet; 2999 synchronized (mPackages) { 3000 libSet = mSharedLibraries.keySet(); 3001 int size = libSet.size(); 3002 if (size > 0) { 3003 String[] libs = new String[size]; 3004 libSet.toArray(libs); 3005 return libs; 3006 } 3007 } 3008 return null; 3009 } 3010 3011 /** 3012 * @hide 3013 */ 3014 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3015 synchronized (mPackages) { 3016 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3017 if (lib != null && lib.apk != null) { 3018 return mPackages.get(lib.apk); 3019 } 3020 } 3021 return null; 3022 } 3023 3024 @Override 3025 public FeatureInfo[] getSystemAvailableFeatures() { 3026 Collection<FeatureInfo> featSet; 3027 synchronized (mPackages) { 3028 featSet = mAvailableFeatures.values(); 3029 int size = featSet.size(); 3030 if (size > 0) { 3031 FeatureInfo[] features = new FeatureInfo[size+1]; 3032 featSet.toArray(features); 3033 FeatureInfo fi = new FeatureInfo(); 3034 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3035 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3036 features[size] = fi; 3037 return features; 3038 } 3039 } 3040 return null; 3041 } 3042 3043 @Override 3044 public boolean hasSystemFeature(String name) { 3045 synchronized (mPackages) { 3046 return mAvailableFeatures.containsKey(name); 3047 } 3048 } 3049 3050 private void checkValidCaller(int uid, int userId) { 3051 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3052 return; 3053 3054 throw new SecurityException("Caller uid=" + uid 3055 + " is not privileged to communicate with user=" + userId); 3056 } 3057 3058 @Override 3059 public int checkPermission(String permName, String pkgName, int userId) { 3060 if (!sUserManager.exists(userId)) { 3061 return PackageManager.PERMISSION_DENIED; 3062 } 3063 3064 synchronized (mPackages) { 3065 final PackageParser.Package p = mPackages.get(pkgName); 3066 if (p != null && p.mExtras != null) { 3067 final PackageSetting ps = (PackageSetting) p.mExtras; 3068 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3069 return PackageManager.PERMISSION_GRANTED; 3070 } 3071 } 3072 } 3073 3074 return PackageManager.PERMISSION_DENIED; 3075 } 3076 3077 @Override 3078 public int checkUidPermission(String permName, int uid) { 3079 final int userId = UserHandle.getUserId(uid); 3080 3081 if (!sUserManager.exists(userId)) { 3082 return PackageManager.PERMISSION_DENIED; 3083 } 3084 3085 synchronized (mPackages) { 3086 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3087 if (obj != null) { 3088 final SettingBase ps = (SettingBase) obj; 3089 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3090 return PackageManager.PERMISSION_GRANTED; 3091 } 3092 } else { 3093 ArraySet<String> perms = mSystemPermissions.get(uid); 3094 if (perms != null && perms.contains(permName)) { 3095 return PackageManager.PERMISSION_GRANTED; 3096 } 3097 } 3098 } 3099 3100 return PackageManager.PERMISSION_DENIED; 3101 } 3102 3103 /** 3104 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3105 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3106 * @param checkShell TODO(yamasani): 3107 * @param message the message to log on security exception 3108 */ 3109 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3110 boolean checkShell, String message) { 3111 if (userId < 0) { 3112 throw new IllegalArgumentException("Invalid userId " + userId); 3113 } 3114 if (checkShell) { 3115 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3116 } 3117 if (userId == UserHandle.getUserId(callingUid)) return; 3118 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3119 if (requireFullPermission) { 3120 mContext.enforceCallingOrSelfPermission( 3121 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3122 } else { 3123 try { 3124 mContext.enforceCallingOrSelfPermission( 3125 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3126 } catch (SecurityException se) { 3127 mContext.enforceCallingOrSelfPermission( 3128 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3129 } 3130 } 3131 } 3132 } 3133 3134 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3135 if (callingUid == Process.SHELL_UID) { 3136 if (userHandle >= 0 3137 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3138 throw new SecurityException("Shell does not have permission to access user " 3139 + userHandle); 3140 } else if (userHandle < 0) { 3141 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3142 + Debug.getCallers(3)); 3143 } 3144 } 3145 } 3146 3147 private BasePermission findPermissionTreeLP(String permName) { 3148 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3149 if (permName.startsWith(bp.name) && 3150 permName.length() > bp.name.length() && 3151 permName.charAt(bp.name.length()) == '.') { 3152 return bp; 3153 } 3154 } 3155 return null; 3156 } 3157 3158 private BasePermission checkPermissionTreeLP(String permName) { 3159 if (permName != null) { 3160 BasePermission bp = findPermissionTreeLP(permName); 3161 if (bp != null) { 3162 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3163 return bp; 3164 } 3165 throw new SecurityException("Calling uid " 3166 + Binder.getCallingUid() 3167 + " is not allowed to add to permission tree " 3168 + bp.name + " owned by uid " + bp.uid); 3169 } 3170 } 3171 throw new SecurityException("No permission tree found for " + permName); 3172 } 3173 3174 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3175 if (s1 == null) { 3176 return s2 == null; 3177 } 3178 if (s2 == null) { 3179 return false; 3180 } 3181 if (s1.getClass() != s2.getClass()) { 3182 return false; 3183 } 3184 return s1.equals(s2); 3185 } 3186 3187 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3188 if (pi1.icon != pi2.icon) return false; 3189 if (pi1.logo != pi2.logo) return false; 3190 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3191 if (!compareStrings(pi1.name, pi2.name)) return false; 3192 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3193 // We'll take care of setting this one. 3194 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3195 // These are not currently stored in settings. 3196 //if (!compareStrings(pi1.group, pi2.group)) return false; 3197 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3198 //if (pi1.labelRes != pi2.labelRes) return false; 3199 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3200 return true; 3201 } 3202 3203 int permissionInfoFootprint(PermissionInfo info) { 3204 int size = info.name.length(); 3205 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3206 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3207 return size; 3208 } 3209 3210 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3211 int size = 0; 3212 for (BasePermission perm : mSettings.mPermissions.values()) { 3213 if (perm.uid == tree.uid) { 3214 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3215 } 3216 } 3217 return size; 3218 } 3219 3220 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3221 // We calculate the max size of permissions defined by this uid and throw 3222 // if that plus the size of 'info' would exceed our stated maximum. 3223 if (tree.uid != Process.SYSTEM_UID) { 3224 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3225 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3226 throw new SecurityException("Permission tree size cap exceeded"); 3227 } 3228 } 3229 } 3230 3231 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3232 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3233 throw new SecurityException("Label must be specified in permission"); 3234 } 3235 BasePermission tree = checkPermissionTreeLP(info.name); 3236 BasePermission bp = mSettings.mPermissions.get(info.name); 3237 boolean added = bp == null; 3238 boolean changed = true; 3239 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3240 if (added) { 3241 enforcePermissionCapLocked(info, tree); 3242 bp = new BasePermission(info.name, tree.sourcePackage, 3243 BasePermission.TYPE_DYNAMIC); 3244 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3245 throw new SecurityException( 3246 "Not allowed to modify non-dynamic permission " 3247 + info.name); 3248 } else { 3249 if (bp.protectionLevel == fixedLevel 3250 && bp.perm.owner.equals(tree.perm.owner) 3251 && bp.uid == tree.uid 3252 && comparePermissionInfos(bp.perm.info, info)) { 3253 changed = false; 3254 } 3255 } 3256 bp.protectionLevel = fixedLevel; 3257 info = new PermissionInfo(info); 3258 info.protectionLevel = fixedLevel; 3259 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3260 bp.perm.info.packageName = tree.perm.info.packageName; 3261 bp.uid = tree.uid; 3262 if (added) { 3263 mSettings.mPermissions.put(info.name, bp); 3264 } 3265 if (changed) { 3266 if (!async) { 3267 mSettings.writeLPr(); 3268 } else { 3269 scheduleWriteSettingsLocked(); 3270 } 3271 } 3272 return added; 3273 } 3274 3275 @Override 3276 public boolean addPermission(PermissionInfo info) { 3277 synchronized (mPackages) { 3278 return addPermissionLocked(info, false); 3279 } 3280 } 3281 3282 @Override 3283 public boolean addPermissionAsync(PermissionInfo info) { 3284 synchronized (mPackages) { 3285 return addPermissionLocked(info, true); 3286 } 3287 } 3288 3289 @Override 3290 public void removePermission(String name) { 3291 synchronized (mPackages) { 3292 checkPermissionTreeLP(name); 3293 BasePermission bp = mSettings.mPermissions.get(name); 3294 if (bp != null) { 3295 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3296 throw new SecurityException( 3297 "Not allowed to modify non-dynamic permission " 3298 + name); 3299 } 3300 mSettings.mPermissions.remove(name); 3301 mSettings.writeLPr(); 3302 } 3303 } 3304 } 3305 3306 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3307 BasePermission bp) { 3308 int index = pkg.requestedPermissions.indexOf(bp.name); 3309 if (index == -1) { 3310 throw new SecurityException("Package " + pkg.packageName 3311 + " has not requested permission " + bp.name); 3312 } 3313 if (!bp.isRuntime()) { 3314 throw new SecurityException("Permission " + bp.name 3315 + " is not a changeable permission type"); 3316 } 3317 } 3318 3319 @Override 3320 public void grantRuntimePermission(String packageName, String name, final int userId) { 3321 if (!sUserManager.exists(userId)) { 3322 Log.e(TAG, "No such user:" + userId); 3323 return; 3324 } 3325 3326 mContext.enforceCallingOrSelfPermission( 3327 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3328 "grantRuntimePermission"); 3329 3330 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3331 "grantRuntimePermission"); 3332 3333 final int uid; 3334 final SettingBase sb; 3335 3336 synchronized (mPackages) { 3337 final PackageParser.Package pkg = mPackages.get(packageName); 3338 if (pkg == null) { 3339 throw new IllegalArgumentException("Unknown package: " + packageName); 3340 } 3341 3342 final BasePermission bp = mSettings.mPermissions.get(name); 3343 if (bp == null) { 3344 throw new IllegalArgumentException("Unknown permission: " + name); 3345 } 3346 3347 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3348 3349 uid = pkg.applicationInfo.uid; 3350 sb = (SettingBase) pkg.mExtras; 3351 if (sb == null) { 3352 throw new IllegalArgumentException("Unknown package: " + packageName); 3353 } 3354 3355 final PermissionsState permissionsState = sb.getPermissionsState(); 3356 3357 final int flags = permissionsState.getPermissionFlags(name, userId); 3358 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3359 throw new SecurityException("Cannot grant system fixed permission: " 3360 + name + " for package: " + packageName); 3361 } 3362 3363 final int result = permissionsState.grantRuntimePermission(bp, userId); 3364 switch (result) { 3365 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3366 return; 3367 } 3368 3369 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3370 mHandler.post(new Runnable() { 3371 @Override 3372 public void run() { 3373 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3374 } 3375 }); 3376 } break; 3377 } 3378 3379 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3380 3381 // Not critical if that is lost - app has to request again. 3382 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3383 } 3384 3385 if (READ_EXTERNAL_STORAGE.equals(name) 3386 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3387 final long token = Binder.clearCallingIdentity(); 3388 try { 3389 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3390 storage.remountUid(uid); 3391 } finally { 3392 Binder.restoreCallingIdentity(token); 3393 } 3394 } 3395 } 3396 3397 @Override 3398 public void revokeRuntimePermission(String packageName, String name, int userId) { 3399 if (!sUserManager.exists(userId)) { 3400 Log.e(TAG, "No such user:" + userId); 3401 return; 3402 } 3403 3404 mContext.enforceCallingOrSelfPermission( 3405 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3406 "revokeRuntimePermission"); 3407 3408 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3409 "revokeRuntimePermission"); 3410 3411 final SettingBase sb; 3412 3413 synchronized (mPackages) { 3414 final PackageParser.Package pkg = mPackages.get(packageName); 3415 if (pkg == null) { 3416 throw new IllegalArgumentException("Unknown package: " + packageName); 3417 } 3418 3419 final BasePermission bp = mSettings.mPermissions.get(name); 3420 if (bp == null) { 3421 throw new IllegalArgumentException("Unknown permission: " + name); 3422 } 3423 3424 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3425 3426 sb = (SettingBase) pkg.mExtras; 3427 if (sb == null) { 3428 throw new IllegalArgumentException("Unknown package: " + packageName); 3429 } 3430 3431 final PermissionsState permissionsState = sb.getPermissionsState(); 3432 3433 final int flags = permissionsState.getPermissionFlags(name, userId); 3434 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3435 throw new SecurityException("Cannot revoke system fixed permission: " 3436 + name + " for package: " + packageName); 3437 } 3438 3439 if (permissionsState.revokeRuntimePermission(bp, userId) == 3440 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3441 return; 3442 } 3443 3444 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3445 3446 // Critical, after this call app should never have the permission. 3447 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3448 } 3449 3450 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3451 } 3452 3453 @Override 3454 public void resetRuntimePermissions() { 3455 mContext.enforceCallingOrSelfPermission( 3456 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3457 "revokeRuntimePermission"); 3458 3459 int callingUid = Binder.getCallingUid(); 3460 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3461 mContext.enforceCallingOrSelfPermission( 3462 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3463 "resetRuntimePermissions"); 3464 } 3465 3466 final int[] userIds; 3467 3468 synchronized (mPackages) { 3469 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3470 final int userCount = UserManagerService.getInstance().getUserIds().length; 3471 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3472 } 3473 3474 for (int userId : userIds) { 3475 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3476 } 3477 } 3478 3479 @Override 3480 public int getPermissionFlags(String name, String packageName, int userId) { 3481 if (!sUserManager.exists(userId)) { 3482 return 0; 3483 } 3484 3485 mContext.enforceCallingOrSelfPermission( 3486 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3487 "getPermissionFlags"); 3488 3489 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3490 "getPermissionFlags"); 3491 3492 synchronized (mPackages) { 3493 final PackageParser.Package pkg = mPackages.get(packageName); 3494 if (pkg == null) { 3495 throw new IllegalArgumentException("Unknown package: " + packageName); 3496 } 3497 3498 final BasePermission bp = mSettings.mPermissions.get(name); 3499 if (bp == null) { 3500 throw new IllegalArgumentException("Unknown permission: " + name); 3501 } 3502 3503 SettingBase sb = (SettingBase) pkg.mExtras; 3504 if (sb == null) { 3505 throw new IllegalArgumentException("Unknown package: " + packageName); 3506 } 3507 3508 PermissionsState permissionsState = sb.getPermissionsState(); 3509 return permissionsState.getPermissionFlags(name, userId); 3510 } 3511 } 3512 3513 @Override 3514 public void updatePermissionFlags(String name, String packageName, int flagMask, 3515 int flagValues, int userId) { 3516 if (!sUserManager.exists(userId)) { 3517 return; 3518 } 3519 3520 mContext.enforceCallingOrSelfPermission( 3521 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3522 "updatePermissionFlags"); 3523 3524 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3525 "updatePermissionFlags"); 3526 3527 // Only the system can change system fixed flags. 3528 if (getCallingUid() != Process.SYSTEM_UID) { 3529 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3530 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3531 } 3532 3533 synchronized (mPackages) { 3534 final PackageParser.Package pkg = mPackages.get(packageName); 3535 if (pkg == null) { 3536 throw new IllegalArgumentException("Unknown package: " + packageName); 3537 } 3538 3539 final BasePermission bp = mSettings.mPermissions.get(name); 3540 if (bp == null) { 3541 throw new IllegalArgumentException("Unknown permission: " + name); 3542 } 3543 3544 SettingBase sb = (SettingBase) pkg.mExtras; 3545 if (sb == null) { 3546 throw new IllegalArgumentException("Unknown package: " + packageName); 3547 } 3548 3549 PermissionsState permissionsState = sb.getPermissionsState(); 3550 3551 // Only the package manager can change flags for system component permissions. 3552 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3553 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3554 return; 3555 } 3556 3557 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3558 3559 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3560 // Install and runtime permissions are stored in different places, 3561 // so figure out what permission changed and persist the change. 3562 if (permissionsState.getInstallPermissionState(name) != null) { 3563 scheduleWriteSettingsLocked(); 3564 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3565 || hadState) { 3566 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3567 } 3568 } 3569 } 3570 } 3571 3572 /** 3573 * Update the permission flags for all packages and runtime permissions of a user in order 3574 * to allow device or profile owner to remove POLICY_FIXED. 3575 */ 3576 @Override 3577 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3578 if (!sUserManager.exists(userId)) { 3579 return; 3580 } 3581 3582 mContext.enforceCallingOrSelfPermission( 3583 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3584 "updatePermissionFlagsForAllApps"); 3585 3586 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3587 "updatePermissionFlagsForAllApps"); 3588 3589 // Only the system can change system fixed flags. 3590 if (getCallingUid() != Process.SYSTEM_UID) { 3591 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3592 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3593 } 3594 3595 synchronized (mPackages) { 3596 boolean changed = false; 3597 final int packageCount = mPackages.size(); 3598 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3599 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3600 SettingBase sb = (SettingBase) pkg.mExtras; 3601 if (sb == null) { 3602 continue; 3603 } 3604 PermissionsState permissionsState = sb.getPermissionsState(); 3605 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3606 userId, flagMask, flagValues); 3607 } 3608 if (changed) { 3609 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3610 } 3611 } 3612 } 3613 3614 @Override 3615 public boolean shouldShowRequestPermissionRationale(String permissionName, 3616 String packageName, int userId) { 3617 if (UserHandle.getCallingUserId() != userId) { 3618 mContext.enforceCallingPermission( 3619 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3620 "canShowRequestPermissionRationale for user " + userId); 3621 } 3622 3623 final int uid = getPackageUid(packageName, userId); 3624 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3625 return false; 3626 } 3627 3628 if (checkPermission(permissionName, packageName, userId) 3629 == PackageManager.PERMISSION_GRANTED) { 3630 return false; 3631 } 3632 3633 final int flags; 3634 3635 final long identity = Binder.clearCallingIdentity(); 3636 try { 3637 flags = getPermissionFlags(permissionName, 3638 packageName, userId); 3639 } finally { 3640 Binder.restoreCallingIdentity(identity); 3641 } 3642 3643 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3644 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3645 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3646 3647 if ((flags & fixedFlags) != 0) { 3648 return false; 3649 } 3650 3651 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3652 } 3653 3654 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3655 BasePermission bp = mSettings.mPermissions.get(permission); 3656 if (bp == null) { 3657 throw new SecurityException("Missing " + permission + " permission"); 3658 } 3659 3660 SettingBase sb = (SettingBase) pkg.mExtras; 3661 PermissionsState permissionsState = sb.getPermissionsState(); 3662 3663 if (permissionsState.grantInstallPermission(bp) != 3664 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3665 scheduleWriteSettingsLocked(); 3666 } 3667 } 3668 3669 @Override 3670 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3671 mContext.enforceCallingOrSelfPermission( 3672 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3673 "addOnPermissionsChangeListener"); 3674 3675 synchronized (mPackages) { 3676 mOnPermissionChangeListeners.addListenerLocked(listener); 3677 } 3678 } 3679 3680 @Override 3681 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3682 synchronized (mPackages) { 3683 mOnPermissionChangeListeners.removeListenerLocked(listener); 3684 } 3685 } 3686 3687 @Override 3688 public boolean isProtectedBroadcast(String actionName) { 3689 synchronized (mPackages) { 3690 return mProtectedBroadcasts.contains(actionName); 3691 } 3692 } 3693 3694 @Override 3695 public int checkSignatures(String pkg1, String pkg2) { 3696 synchronized (mPackages) { 3697 final PackageParser.Package p1 = mPackages.get(pkg1); 3698 final PackageParser.Package p2 = mPackages.get(pkg2); 3699 if (p1 == null || p1.mExtras == null 3700 || p2 == null || p2.mExtras == null) { 3701 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3702 } 3703 return compareSignatures(p1.mSignatures, p2.mSignatures); 3704 } 3705 } 3706 3707 @Override 3708 public int checkUidSignatures(int uid1, int uid2) { 3709 // Map to base uids. 3710 uid1 = UserHandle.getAppId(uid1); 3711 uid2 = UserHandle.getAppId(uid2); 3712 // reader 3713 synchronized (mPackages) { 3714 Signature[] s1; 3715 Signature[] s2; 3716 Object obj = mSettings.getUserIdLPr(uid1); 3717 if (obj != null) { 3718 if (obj instanceof SharedUserSetting) { 3719 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3720 } else if (obj instanceof PackageSetting) { 3721 s1 = ((PackageSetting)obj).signatures.mSignatures; 3722 } else { 3723 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3724 } 3725 } else { 3726 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3727 } 3728 obj = mSettings.getUserIdLPr(uid2); 3729 if (obj != null) { 3730 if (obj instanceof SharedUserSetting) { 3731 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3732 } else if (obj instanceof PackageSetting) { 3733 s2 = ((PackageSetting)obj).signatures.mSignatures; 3734 } else { 3735 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3736 } 3737 } else { 3738 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3739 } 3740 return compareSignatures(s1, s2); 3741 } 3742 } 3743 3744 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3745 final long identity = Binder.clearCallingIdentity(); 3746 try { 3747 if (sb instanceof SharedUserSetting) { 3748 SharedUserSetting sus = (SharedUserSetting) sb; 3749 final int packageCount = sus.packages.size(); 3750 for (int i = 0; i < packageCount; i++) { 3751 PackageSetting susPs = sus.packages.valueAt(i); 3752 if (userId == UserHandle.USER_ALL) { 3753 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3754 } else { 3755 final int uid = UserHandle.getUid(userId, susPs.appId); 3756 killUid(uid, reason); 3757 } 3758 } 3759 } else if (sb instanceof PackageSetting) { 3760 PackageSetting ps = (PackageSetting) sb; 3761 if (userId == UserHandle.USER_ALL) { 3762 killApplication(ps.pkg.packageName, ps.appId, reason); 3763 } else { 3764 final int uid = UserHandle.getUid(userId, ps.appId); 3765 killUid(uid, reason); 3766 } 3767 } 3768 } finally { 3769 Binder.restoreCallingIdentity(identity); 3770 } 3771 } 3772 3773 private static void killUid(int uid, String reason) { 3774 IActivityManager am = ActivityManagerNative.getDefault(); 3775 if (am != null) { 3776 try { 3777 am.killUid(uid, reason); 3778 } catch (RemoteException e) { 3779 /* ignore - same process */ 3780 } 3781 } 3782 } 3783 3784 /** 3785 * Compares two sets of signatures. Returns: 3786 * <br /> 3787 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3788 * <br /> 3789 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3790 * <br /> 3791 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3792 * <br /> 3793 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3794 * <br /> 3795 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3796 */ 3797 static int compareSignatures(Signature[] s1, Signature[] s2) { 3798 if (s1 == null) { 3799 return s2 == null 3800 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3801 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3802 } 3803 3804 if (s2 == null) { 3805 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3806 } 3807 3808 if (s1.length != s2.length) { 3809 return PackageManager.SIGNATURE_NO_MATCH; 3810 } 3811 3812 // Since both signature sets are of size 1, we can compare without HashSets. 3813 if (s1.length == 1) { 3814 return s1[0].equals(s2[0]) ? 3815 PackageManager.SIGNATURE_MATCH : 3816 PackageManager.SIGNATURE_NO_MATCH; 3817 } 3818 3819 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3820 for (Signature sig : s1) { 3821 set1.add(sig); 3822 } 3823 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3824 for (Signature sig : s2) { 3825 set2.add(sig); 3826 } 3827 // Make sure s2 contains all signatures in s1. 3828 if (set1.equals(set2)) { 3829 return PackageManager.SIGNATURE_MATCH; 3830 } 3831 return PackageManager.SIGNATURE_NO_MATCH; 3832 } 3833 3834 /** 3835 * If the database version for this type of package (internal storage or 3836 * external storage) is less than the version where package signatures 3837 * were updated, return true. 3838 */ 3839 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3840 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3841 DatabaseVersion.SIGNATURE_END_ENTITY)) 3842 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3843 DatabaseVersion.SIGNATURE_END_ENTITY)); 3844 } 3845 3846 /** 3847 * Used for backward compatibility to make sure any packages with 3848 * certificate chains get upgraded to the new style. {@code existingSigs} 3849 * will be in the old format (since they were stored on disk from before the 3850 * system upgrade) and {@code scannedSigs} will be in the newer format. 3851 */ 3852 private int compareSignaturesCompat(PackageSignatures existingSigs, 3853 PackageParser.Package scannedPkg) { 3854 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3855 return PackageManager.SIGNATURE_NO_MATCH; 3856 } 3857 3858 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3859 for (Signature sig : existingSigs.mSignatures) { 3860 existingSet.add(sig); 3861 } 3862 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3863 for (Signature sig : scannedPkg.mSignatures) { 3864 try { 3865 Signature[] chainSignatures = sig.getChainSignatures(); 3866 for (Signature chainSig : chainSignatures) { 3867 scannedCompatSet.add(chainSig); 3868 } 3869 } catch (CertificateEncodingException e) { 3870 scannedCompatSet.add(sig); 3871 } 3872 } 3873 /* 3874 * Make sure the expanded scanned set contains all signatures in the 3875 * existing one. 3876 */ 3877 if (scannedCompatSet.equals(existingSet)) { 3878 // Migrate the old signatures to the new scheme. 3879 existingSigs.assignSignatures(scannedPkg.mSignatures); 3880 // The new KeySets will be re-added later in the scanning process. 3881 synchronized (mPackages) { 3882 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3883 } 3884 return PackageManager.SIGNATURE_MATCH; 3885 } 3886 return PackageManager.SIGNATURE_NO_MATCH; 3887 } 3888 3889 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3890 if (isExternal(scannedPkg)) { 3891 return mSettings.isExternalDatabaseVersionOlderThan( 3892 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3893 } else { 3894 return mSettings.isInternalDatabaseVersionOlderThan( 3895 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3896 } 3897 } 3898 3899 private int compareSignaturesRecover(PackageSignatures existingSigs, 3900 PackageParser.Package scannedPkg) { 3901 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3902 return PackageManager.SIGNATURE_NO_MATCH; 3903 } 3904 3905 String msg = null; 3906 try { 3907 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3908 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3909 + scannedPkg.packageName); 3910 return PackageManager.SIGNATURE_MATCH; 3911 } 3912 } catch (CertificateException e) { 3913 msg = e.getMessage(); 3914 } 3915 3916 logCriticalInfo(Log.INFO, 3917 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3918 return PackageManager.SIGNATURE_NO_MATCH; 3919 } 3920 3921 @Override 3922 public String[] getPackagesForUid(int uid) { 3923 uid = UserHandle.getAppId(uid); 3924 // reader 3925 synchronized (mPackages) { 3926 Object obj = mSettings.getUserIdLPr(uid); 3927 if (obj instanceof SharedUserSetting) { 3928 final SharedUserSetting sus = (SharedUserSetting) obj; 3929 final int N = sus.packages.size(); 3930 final String[] res = new String[N]; 3931 final Iterator<PackageSetting> it = sus.packages.iterator(); 3932 int i = 0; 3933 while (it.hasNext()) { 3934 res[i++] = it.next().name; 3935 } 3936 return res; 3937 } else if (obj instanceof PackageSetting) { 3938 final PackageSetting ps = (PackageSetting) obj; 3939 return new String[] { ps.name }; 3940 } 3941 } 3942 return null; 3943 } 3944 3945 @Override 3946 public String getNameForUid(int uid) { 3947 // reader 3948 synchronized (mPackages) { 3949 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3950 if (obj instanceof SharedUserSetting) { 3951 final SharedUserSetting sus = (SharedUserSetting) obj; 3952 return sus.name + ":" + sus.userId; 3953 } else if (obj instanceof PackageSetting) { 3954 final PackageSetting ps = (PackageSetting) obj; 3955 return ps.name; 3956 } 3957 } 3958 return null; 3959 } 3960 3961 @Override 3962 public int getUidForSharedUser(String sharedUserName) { 3963 if(sharedUserName == null) { 3964 return -1; 3965 } 3966 // reader 3967 synchronized (mPackages) { 3968 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3969 if (suid == null) { 3970 return -1; 3971 } 3972 return suid.userId; 3973 } 3974 } 3975 3976 @Override 3977 public int getFlagsForUid(int uid) { 3978 synchronized (mPackages) { 3979 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3980 if (obj instanceof SharedUserSetting) { 3981 final SharedUserSetting sus = (SharedUserSetting) obj; 3982 return sus.pkgFlags; 3983 } else if (obj instanceof PackageSetting) { 3984 final PackageSetting ps = (PackageSetting) obj; 3985 return ps.pkgFlags; 3986 } 3987 } 3988 return 0; 3989 } 3990 3991 @Override 3992 public int getPrivateFlagsForUid(int uid) { 3993 synchronized (mPackages) { 3994 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3995 if (obj instanceof SharedUserSetting) { 3996 final SharedUserSetting sus = (SharedUserSetting) obj; 3997 return sus.pkgPrivateFlags; 3998 } else if (obj instanceof PackageSetting) { 3999 final PackageSetting ps = (PackageSetting) obj; 4000 return ps.pkgPrivateFlags; 4001 } 4002 } 4003 return 0; 4004 } 4005 4006 @Override 4007 public boolean isUidPrivileged(int uid) { 4008 uid = UserHandle.getAppId(uid); 4009 // reader 4010 synchronized (mPackages) { 4011 Object obj = mSettings.getUserIdLPr(uid); 4012 if (obj instanceof SharedUserSetting) { 4013 final SharedUserSetting sus = (SharedUserSetting) obj; 4014 final Iterator<PackageSetting> it = sus.packages.iterator(); 4015 while (it.hasNext()) { 4016 if (it.next().isPrivileged()) { 4017 return true; 4018 } 4019 } 4020 } else if (obj instanceof PackageSetting) { 4021 final PackageSetting ps = (PackageSetting) obj; 4022 return ps.isPrivileged(); 4023 } 4024 } 4025 return false; 4026 } 4027 4028 @Override 4029 public String[] getAppOpPermissionPackages(String permissionName) { 4030 synchronized (mPackages) { 4031 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4032 if (pkgs == null) { 4033 return null; 4034 } 4035 return pkgs.toArray(new String[pkgs.size()]); 4036 } 4037 } 4038 4039 @Override 4040 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4041 int flags, int userId) { 4042 if (!sUserManager.exists(userId)) return null; 4043 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4044 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4045 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4046 } 4047 4048 @Override 4049 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4050 IntentFilter filter, int match, ComponentName activity) { 4051 final int userId = UserHandle.getCallingUserId(); 4052 if (DEBUG_PREFERRED) { 4053 Log.v(TAG, "setLastChosenActivity intent=" + intent 4054 + " resolvedType=" + resolvedType 4055 + " flags=" + flags 4056 + " filter=" + filter 4057 + " match=" + match 4058 + " activity=" + activity); 4059 filter.dump(new PrintStreamPrinter(System.out), " "); 4060 } 4061 intent.setComponent(null); 4062 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4063 // Find any earlier preferred or last chosen entries and nuke them 4064 findPreferredActivity(intent, resolvedType, 4065 flags, query, 0, false, true, false, userId); 4066 // Add the new activity as the last chosen for this filter 4067 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4068 "Setting last chosen"); 4069 } 4070 4071 @Override 4072 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4073 final int userId = UserHandle.getCallingUserId(); 4074 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4075 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4076 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4077 false, false, false, userId); 4078 } 4079 4080 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4081 int flags, List<ResolveInfo> query, int userId) { 4082 if (query != null) { 4083 final int N = query.size(); 4084 if (N == 1) { 4085 return query.get(0); 4086 } else if (N > 1) { 4087 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4088 // If there is more than one activity with the same priority, 4089 // then let the user decide between them. 4090 ResolveInfo r0 = query.get(0); 4091 ResolveInfo r1 = query.get(1); 4092 if (DEBUG_INTENT_MATCHING || debug) { 4093 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4094 + r1.activityInfo.name + "=" + r1.priority); 4095 } 4096 // If the first activity has a higher priority, or a different 4097 // default, then it is always desireable to pick it. 4098 if (r0.priority != r1.priority 4099 || r0.preferredOrder != r1.preferredOrder 4100 || r0.isDefault != r1.isDefault) { 4101 return query.get(0); 4102 } 4103 // If we have saved a preference for a preferred activity for 4104 // this Intent, use that. 4105 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4106 flags, query, r0.priority, true, false, debug, userId); 4107 if (ri != null) { 4108 return ri; 4109 } 4110 if (userId != 0) { 4111 ri = new ResolveInfo(mResolveInfo); 4112 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4113 ri.activityInfo.applicationInfo = new ApplicationInfo( 4114 ri.activityInfo.applicationInfo); 4115 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4116 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4117 return ri; 4118 } 4119 return mResolveInfo; 4120 } 4121 } 4122 return null; 4123 } 4124 4125 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4126 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4127 final int N = query.size(); 4128 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4129 .get(userId); 4130 // Get the list of persistent preferred activities that handle the intent 4131 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4132 List<PersistentPreferredActivity> pprefs = ppir != null 4133 ? ppir.queryIntent(intent, resolvedType, 4134 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4135 : null; 4136 if (pprefs != null && pprefs.size() > 0) { 4137 final int M = pprefs.size(); 4138 for (int i=0; i<M; i++) { 4139 final PersistentPreferredActivity ppa = pprefs.get(i); 4140 if (DEBUG_PREFERRED || debug) { 4141 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4142 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4143 + "\n component=" + ppa.mComponent); 4144 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4145 } 4146 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4147 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4148 if (DEBUG_PREFERRED || debug) { 4149 Slog.v(TAG, "Found persistent preferred activity:"); 4150 if (ai != null) { 4151 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4152 } else { 4153 Slog.v(TAG, " null"); 4154 } 4155 } 4156 if (ai == null) { 4157 // This previously registered persistent preferred activity 4158 // component is no longer known. Ignore it and do NOT remove it. 4159 continue; 4160 } 4161 for (int j=0; j<N; j++) { 4162 final ResolveInfo ri = query.get(j); 4163 if (!ri.activityInfo.applicationInfo.packageName 4164 .equals(ai.applicationInfo.packageName)) { 4165 continue; 4166 } 4167 if (!ri.activityInfo.name.equals(ai.name)) { 4168 continue; 4169 } 4170 // Found a persistent preference that can handle the intent. 4171 if (DEBUG_PREFERRED || debug) { 4172 Slog.v(TAG, "Returning persistent preferred activity: " + 4173 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4174 } 4175 return ri; 4176 } 4177 } 4178 } 4179 return null; 4180 } 4181 4182 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4183 List<ResolveInfo> query, int priority, boolean always, 4184 boolean removeMatches, boolean debug, int userId) { 4185 if (!sUserManager.exists(userId)) return null; 4186 // writer 4187 synchronized (mPackages) { 4188 if (intent.getSelector() != null) { 4189 intent = intent.getSelector(); 4190 } 4191 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4192 4193 // Try to find a matching persistent preferred activity. 4194 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4195 debug, userId); 4196 4197 // If a persistent preferred activity matched, use it. 4198 if (pri != null) { 4199 return pri; 4200 } 4201 4202 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4203 // Get the list of preferred activities that handle the intent 4204 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4205 List<PreferredActivity> prefs = pir != null 4206 ? pir.queryIntent(intent, resolvedType, 4207 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4208 : null; 4209 if (prefs != null && prefs.size() > 0) { 4210 boolean changed = false; 4211 try { 4212 // First figure out how good the original match set is. 4213 // We will only allow preferred activities that came 4214 // from the same match quality. 4215 int match = 0; 4216 4217 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4218 4219 final int N = query.size(); 4220 for (int j=0; j<N; j++) { 4221 final ResolveInfo ri = query.get(j); 4222 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4223 + ": 0x" + Integer.toHexString(match)); 4224 if (ri.match > match) { 4225 match = ri.match; 4226 } 4227 } 4228 4229 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4230 + Integer.toHexString(match)); 4231 4232 match &= IntentFilter.MATCH_CATEGORY_MASK; 4233 final int M = prefs.size(); 4234 for (int i=0; i<M; i++) { 4235 final PreferredActivity pa = prefs.get(i); 4236 if (DEBUG_PREFERRED || debug) { 4237 Slog.v(TAG, "Checking PreferredActivity ds=" 4238 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4239 + "\n component=" + pa.mPref.mComponent); 4240 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4241 } 4242 if (pa.mPref.mMatch != match) { 4243 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4244 + Integer.toHexString(pa.mPref.mMatch)); 4245 continue; 4246 } 4247 // If it's not an "always" type preferred activity and that's what we're 4248 // looking for, skip it. 4249 if (always && !pa.mPref.mAlways) { 4250 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4251 continue; 4252 } 4253 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4254 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4255 if (DEBUG_PREFERRED || debug) { 4256 Slog.v(TAG, "Found preferred activity:"); 4257 if (ai != null) { 4258 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4259 } else { 4260 Slog.v(TAG, " null"); 4261 } 4262 } 4263 if (ai == null) { 4264 // This previously registered preferred activity 4265 // component is no longer known. Most likely an update 4266 // to the app was installed and in the new version this 4267 // component no longer exists. Clean it up by removing 4268 // it from the preferred activities list, and skip it. 4269 Slog.w(TAG, "Removing dangling preferred activity: " 4270 + pa.mPref.mComponent); 4271 pir.removeFilter(pa); 4272 changed = true; 4273 continue; 4274 } 4275 for (int j=0; j<N; j++) { 4276 final ResolveInfo ri = query.get(j); 4277 if (!ri.activityInfo.applicationInfo.packageName 4278 .equals(ai.applicationInfo.packageName)) { 4279 continue; 4280 } 4281 if (!ri.activityInfo.name.equals(ai.name)) { 4282 continue; 4283 } 4284 4285 if (removeMatches) { 4286 pir.removeFilter(pa); 4287 changed = true; 4288 if (DEBUG_PREFERRED) { 4289 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4290 } 4291 break; 4292 } 4293 4294 // Okay we found a previously set preferred or last chosen app. 4295 // If the result set is different from when this 4296 // was created, we need to clear it and re-ask the 4297 // user their preference, if we're looking for an "always" type entry. 4298 if (always && !pa.mPref.sameSet(query)) { 4299 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4300 + intent + " type " + resolvedType); 4301 if (DEBUG_PREFERRED) { 4302 Slog.v(TAG, "Removing preferred activity since set changed " 4303 + pa.mPref.mComponent); 4304 } 4305 pir.removeFilter(pa); 4306 // Re-add the filter as a "last chosen" entry (!always) 4307 PreferredActivity lastChosen = new PreferredActivity( 4308 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4309 pir.addFilter(lastChosen); 4310 changed = true; 4311 return null; 4312 } 4313 4314 // Yay! Either the set matched or we're looking for the last chosen 4315 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4316 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4317 return ri; 4318 } 4319 } 4320 } finally { 4321 if (changed) { 4322 if (DEBUG_PREFERRED) { 4323 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4324 } 4325 scheduleWritePackageRestrictionsLocked(userId); 4326 } 4327 } 4328 } 4329 } 4330 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4331 return null; 4332 } 4333 4334 /* 4335 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4336 */ 4337 @Override 4338 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4339 int targetUserId) { 4340 mContext.enforceCallingOrSelfPermission( 4341 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4342 List<CrossProfileIntentFilter> matches = 4343 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4344 if (matches != null) { 4345 int size = matches.size(); 4346 for (int i = 0; i < size; i++) { 4347 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4348 } 4349 } 4350 if (hasWebURI(intent)) { 4351 // cross-profile app linking works only towards the parent. 4352 final UserInfo parent = getProfileParent(sourceUserId); 4353 synchronized(mPackages) { 4354 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4355 parent.id) != null; 4356 } 4357 } 4358 return false; 4359 } 4360 4361 private UserInfo getProfileParent(int userId) { 4362 final long identity = Binder.clearCallingIdentity(); 4363 try { 4364 return sUserManager.getProfileParent(userId); 4365 } finally { 4366 Binder.restoreCallingIdentity(identity); 4367 } 4368 } 4369 4370 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4371 String resolvedType, int userId) { 4372 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4373 if (resolver != null) { 4374 return resolver.queryIntent(intent, resolvedType, false, userId); 4375 } 4376 return null; 4377 } 4378 4379 @Override 4380 public List<ResolveInfo> queryIntentActivities(Intent intent, 4381 String resolvedType, int flags, int userId) { 4382 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4383 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4384 ComponentName comp = intent.getComponent(); 4385 if (comp == null) { 4386 if (intent.getSelector() != null) { 4387 intent = intent.getSelector(); 4388 comp = intent.getComponent(); 4389 } 4390 } 4391 4392 if (comp != null) { 4393 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4394 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4395 if (ai != null) { 4396 final ResolveInfo ri = new ResolveInfo(); 4397 ri.activityInfo = ai; 4398 list.add(ri); 4399 } 4400 return list; 4401 } 4402 4403 // reader 4404 synchronized (mPackages) { 4405 final String pkgName = intent.getPackage(); 4406 if (pkgName == null) { 4407 List<CrossProfileIntentFilter> matchingFilters = 4408 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4409 // Check for results that need to skip the current profile. 4410 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4411 resolvedType, flags, userId); 4412 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4413 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4414 result.add(xpResolveInfo); 4415 return filterIfNotPrimaryUser(result, userId); 4416 } 4417 4418 // Check for results in the current profile. 4419 List<ResolveInfo> result = mActivities.queryIntent( 4420 intent, resolvedType, flags, userId); 4421 4422 // Check for cross profile results. 4423 xpResolveInfo = queryCrossProfileIntents( 4424 matchingFilters, intent, resolvedType, flags, userId); 4425 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4426 result.add(xpResolveInfo); 4427 Collections.sort(result, mResolvePrioritySorter); 4428 } 4429 result = filterIfNotPrimaryUser(result, userId); 4430 if (hasWebURI(intent)) { 4431 CrossProfileDomainInfo xpDomainInfo = null; 4432 final UserInfo parent = getProfileParent(userId); 4433 if (parent != null) { 4434 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4435 flags, userId, parent.id); 4436 } 4437 if (xpDomainInfo != null) { 4438 if (xpResolveInfo != null) { 4439 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4440 // in the result. 4441 result.remove(xpResolveInfo); 4442 } 4443 if (result.size() == 0) { 4444 result.add(xpDomainInfo.resolveInfo); 4445 return result; 4446 } 4447 } else if (result.size() <= 1) { 4448 return result; 4449 } 4450 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4451 xpDomainInfo); 4452 Collections.sort(result, mResolvePrioritySorter); 4453 } 4454 return result; 4455 } 4456 final PackageParser.Package pkg = mPackages.get(pkgName); 4457 if (pkg != null) { 4458 return filterIfNotPrimaryUser( 4459 mActivities.queryIntentForPackage( 4460 intent, resolvedType, flags, pkg.activities, userId), 4461 userId); 4462 } 4463 return new ArrayList<ResolveInfo>(); 4464 } 4465 } 4466 4467 private static class CrossProfileDomainInfo { 4468 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4469 ResolveInfo resolveInfo; 4470 /* Best domain verification status of the activities found in the other profile */ 4471 int bestDomainVerificationStatus; 4472 } 4473 4474 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4475 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4476 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4477 sourceUserId)) { 4478 return null; 4479 } 4480 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4481 resolvedType, flags, parentUserId); 4482 4483 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4484 return null; 4485 } 4486 CrossProfileDomainInfo result = null; 4487 int size = resultTargetUser.size(); 4488 for (int i = 0; i < size; i++) { 4489 ResolveInfo riTargetUser = resultTargetUser.get(i); 4490 // Intent filter verification is only for filters that specify a host. So don't return 4491 // those that handle all web uris. 4492 if (riTargetUser.handleAllWebDataURI) { 4493 continue; 4494 } 4495 String packageName = riTargetUser.activityInfo.packageName; 4496 PackageSetting ps = mSettings.mPackages.get(packageName); 4497 if (ps == null) { 4498 continue; 4499 } 4500 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4501 if (result == null) { 4502 result = new CrossProfileDomainInfo(); 4503 result.resolveInfo = 4504 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4505 result.bestDomainVerificationStatus = status; 4506 } else { 4507 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4508 result.bestDomainVerificationStatus); 4509 } 4510 } 4511 return result; 4512 } 4513 4514 /** 4515 * Verification statuses are ordered from the worse to the best, except for 4516 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4517 */ 4518 private int bestDomainVerificationStatus(int status1, int status2) { 4519 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4520 return status2; 4521 } 4522 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4523 return status1; 4524 } 4525 return (int) MathUtils.max(status1, status2); 4526 } 4527 4528 private boolean isUserEnabled(int userId) { 4529 long callingId = Binder.clearCallingIdentity(); 4530 try { 4531 UserInfo userInfo = sUserManager.getUserInfo(userId); 4532 return userInfo != null && userInfo.isEnabled(); 4533 } finally { 4534 Binder.restoreCallingIdentity(callingId); 4535 } 4536 } 4537 4538 /** 4539 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4540 * 4541 * @return filtered list 4542 */ 4543 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4544 if (userId == UserHandle.USER_OWNER) { 4545 return resolveInfos; 4546 } 4547 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4548 ResolveInfo info = resolveInfos.get(i); 4549 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4550 resolveInfos.remove(i); 4551 } 4552 } 4553 return resolveInfos; 4554 } 4555 4556 private static boolean hasWebURI(Intent intent) { 4557 if (intent.getData() == null) { 4558 return false; 4559 } 4560 final String scheme = intent.getScheme(); 4561 if (TextUtils.isEmpty(scheme)) { 4562 return false; 4563 } 4564 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4565 } 4566 4567 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4568 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4569 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4570 Slog.v("TAG", "Filtering results with preferred activities. Candidates count: " + 4571 candidates.size()); 4572 } 4573 4574 final int userId = UserHandle.getCallingUserId(); 4575 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4576 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4577 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4578 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4579 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4580 4581 synchronized (mPackages) { 4582 final int count = candidates.size(); 4583 // First, try to use linked apps. Partition the candidates into four lists: 4584 // one for the final results, one for the "do not use ever", one for "undefined status" 4585 // and finally one for "browser app type". 4586 for (int n=0; n<count; n++) { 4587 ResolveInfo info = candidates.get(n); 4588 String packageName = info.activityInfo.packageName; 4589 PackageSetting ps = mSettings.mPackages.get(packageName); 4590 if (ps != null) { 4591 // Add to the special match all list (Browser use case) 4592 if (info.handleAllWebDataURI) { 4593 matchAllList.add(info); 4594 continue; 4595 } 4596 // Try to get the status from User settings first 4597 int status = getDomainVerificationStatusLPr(ps, userId); 4598 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4599 if (DEBUG_DOMAIN_VERIFICATION) { 4600 Slog.i(TAG, " + always: " + info.activityInfo.packageName); 4601 } 4602 alwaysList.add(info); 4603 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4604 if (DEBUG_DOMAIN_VERIFICATION) { 4605 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4606 } 4607 neverList.add(info); 4608 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4609 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4610 if (DEBUG_DOMAIN_VERIFICATION) { 4611 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4612 } 4613 undefinedList.add(info); 4614 } 4615 } 4616 } 4617 // First try to add the "always" resolution for the current user if there is any 4618 if (alwaysList.size() > 0) { 4619 result.addAll(alwaysList); 4620 // if there is an "always" for the parent user, add it. 4621 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4622 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4623 result.add(xpDomainInfo.resolveInfo); 4624 } else { 4625 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4626 result.addAll(undefinedList); 4627 if (xpDomainInfo != null && ( 4628 xpDomainInfo.bestDomainVerificationStatus 4629 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4630 || xpDomainInfo.bestDomainVerificationStatus 4631 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4632 result.add(xpDomainInfo.resolveInfo); 4633 } 4634 // Also add Browsers (all of them or only the default one) 4635 if ((flags & MATCH_ALL) != 0) { 4636 result.addAll(matchAllList); 4637 } else { 4638 // Try to add the Default Browser if we can 4639 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4640 UserHandle.myUserId()); 4641 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4642 boolean defaultBrowserFound = false; 4643 final int browserCount = matchAllList.size(); 4644 for (int n=0; n<browserCount; n++) { 4645 ResolveInfo browser = matchAllList.get(n); 4646 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4647 result.add(browser); 4648 defaultBrowserFound = true; 4649 break; 4650 } 4651 } 4652 if (!defaultBrowserFound) { 4653 result.addAll(matchAllList); 4654 } 4655 } else { 4656 result.addAll(matchAllList); 4657 } 4658 } 4659 4660 // If there is nothing selected, add all candidates and remove the ones that the user 4661 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4662 if (result.size() == 0) { 4663 result.addAll(candidates); 4664 result.removeAll(neverList); 4665 } 4666 } 4667 } 4668 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4669 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4670 result.size()); 4671 for (ResolveInfo info : result) { 4672 Slog.v(TAG, " + " + info.activityInfo); 4673 } 4674 } 4675 return result; 4676 } 4677 4678 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4679 int status = ps.getDomainVerificationStatusForUser(userId); 4680 // if none available, get the master status 4681 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4682 if (ps.getIntentFilterVerificationInfo() != null) { 4683 status = ps.getIntentFilterVerificationInfo().getStatus(); 4684 } 4685 } 4686 return status; 4687 } 4688 4689 private ResolveInfo querySkipCurrentProfileIntents( 4690 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4691 int flags, int sourceUserId) { 4692 if (matchingFilters != null) { 4693 int size = matchingFilters.size(); 4694 for (int i = 0; i < size; i ++) { 4695 CrossProfileIntentFilter filter = matchingFilters.get(i); 4696 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4697 // Checking if there are activities in the target user that can handle the 4698 // intent. 4699 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4700 flags, sourceUserId); 4701 if (resolveInfo != null) { 4702 return resolveInfo; 4703 } 4704 } 4705 } 4706 } 4707 return null; 4708 } 4709 4710 // Return matching ResolveInfo if any for skip current profile intent filters. 4711 private ResolveInfo queryCrossProfileIntents( 4712 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4713 int flags, int sourceUserId) { 4714 if (matchingFilters != null) { 4715 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4716 // match the same intent. For performance reasons, it is better not to 4717 // run queryIntent twice for the same userId 4718 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4719 int size = matchingFilters.size(); 4720 for (int i = 0; i < size; i++) { 4721 CrossProfileIntentFilter filter = matchingFilters.get(i); 4722 int targetUserId = filter.getTargetUserId(); 4723 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4724 && !alreadyTriedUserIds.get(targetUserId)) { 4725 // Checking if there are activities in the target user that can handle the 4726 // intent. 4727 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4728 flags, sourceUserId); 4729 if (resolveInfo != null) return resolveInfo; 4730 alreadyTriedUserIds.put(targetUserId, true); 4731 } 4732 } 4733 } 4734 return null; 4735 } 4736 4737 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4738 String resolvedType, int flags, int sourceUserId) { 4739 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4740 resolvedType, flags, filter.getTargetUserId()); 4741 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4742 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4743 } 4744 return null; 4745 } 4746 4747 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4748 int sourceUserId, int targetUserId) { 4749 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4750 String className; 4751 if (targetUserId == UserHandle.USER_OWNER) { 4752 className = FORWARD_INTENT_TO_USER_OWNER; 4753 } else { 4754 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4755 } 4756 ComponentName forwardingActivityComponentName = new ComponentName( 4757 mAndroidApplication.packageName, className); 4758 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4759 sourceUserId); 4760 if (targetUserId == UserHandle.USER_OWNER) { 4761 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4762 forwardingResolveInfo.noResourceId = true; 4763 } 4764 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4765 forwardingResolveInfo.priority = 0; 4766 forwardingResolveInfo.preferredOrder = 0; 4767 forwardingResolveInfo.match = 0; 4768 forwardingResolveInfo.isDefault = true; 4769 forwardingResolveInfo.filter = filter; 4770 forwardingResolveInfo.targetUserId = targetUserId; 4771 return forwardingResolveInfo; 4772 } 4773 4774 @Override 4775 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4776 Intent[] specifics, String[] specificTypes, Intent intent, 4777 String resolvedType, int flags, int userId) { 4778 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4779 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4780 false, "query intent activity options"); 4781 final String resultsAction = intent.getAction(); 4782 4783 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4784 | PackageManager.GET_RESOLVED_FILTER, userId); 4785 4786 if (DEBUG_INTENT_MATCHING) { 4787 Log.v(TAG, "Query " + intent + ": " + results); 4788 } 4789 4790 int specificsPos = 0; 4791 int N; 4792 4793 // todo: note that the algorithm used here is O(N^2). This 4794 // isn't a problem in our current environment, but if we start running 4795 // into situations where we have more than 5 or 10 matches then this 4796 // should probably be changed to something smarter... 4797 4798 // First we go through and resolve each of the specific items 4799 // that were supplied, taking care of removing any corresponding 4800 // duplicate items in the generic resolve list. 4801 if (specifics != null) { 4802 for (int i=0; i<specifics.length; i++) { 4803 final Intent sintent = specifics[i]; 4804 if (sintent == null) { 4805 continue; 4806 } 4807 4808 if (DEBUG_INTENT_MATCHING) { 4809 Log.v(TAG, "Specific #" + i + ": " + sintent); 4810 } 4811 4812 String action = sintent.getAction(); 4813 if (resultsAction != null && resultsAction.equals(action)) { 4814 // If this action was explicitly requested, then don't 4815 // remove things that have it. 4816 action = null; 4817 } 4818 4819 ResolveInfo ri = null; 4820 ActivityInfo ai = null; 4821 4822 ComponentName comp = sintent.getComponent(); 4823 if (comp == null) { 4824 ri = resolveIntent( 4825 sintent, 4826 specificTypes != null ? specificTypes[i] : null, 4827 flags, userId); 4828 if (ri == null) { 4829 continue; 4830 } 4831 if (ri == mResolveInfo) { 4832 // ACK! Must do something better with this. 4833 } 4834 ai = ri.activityInfo; 4835 comp = new ComponentName(ai.applicationInfo.packageName, 4836 ai.name); 4837 } else { 4838 ai = getActivityInfo(comp, flags, userId); 4839 if (ai == null) { 4840 continue; 4841 } 4842 } 4843 4844 // Look for any generic query activities that are duplicates 4845 // of this specific one, and remove them from the results. 4846 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4847 N = results.size(); 4848 int j; 4849 for (j=specificsPos; j<N; j++) { 4850 ResolveInfo sri = results.get(j); 4851 if ((sri.activityInfo.name.equals(comp.getClassName()) 4852 && sri.activityInfo.applicationInfo.packageName.equals( 4853 comp.getPackageName())) 4854 || (action != null && sri.filter.matchAction(action))) { 4855 results.remove(j); 4856 if (DEBUG_INTENT_MATCHING) Log.v( 4857 TAG, "Removing duplicate item from " + j 4858 + " due to specific " + specificsPos); 4859 if (ri == null) { 4860 ri = sri; 4861 } 4862 j--; 4863 N--; 4864 } 4865 } 4866 4867 // Add this specific item to its proper place. 4868 if (ri == null) { 4869 ri = new ResolveInfo(); 4870 ri.activityInfo = ai; 4871 } 4872 results.add(specificsPos, ri); 4873 ri.specificIndex = i; 4874 specificsPos++; 4875 } 4876 } 4877 4878 // Now we go through the remaining generic results and remove any 4879 // duplicate actions that are found here. 4880 N = results.size(); 4881 for (int i=specificsPos; i<N-1; i++) { 4882 final ResolveInfo rii = results.get(i); 4883 if (rii.filter == null) { 4884 continue; 4885 } 4886 4887 // Iterate over all of the actions of this result's intent 4888 // filter... typically this should be just one. 4889 final Iterator<String> it = rii.filter.actionsIterator(); 4890 if (it == null) { 4891 continue; 4892 } 4893 while (it.hasNext()) { 4894 final String action = it.next(); 4895 if (resultsAction != null && resultsAction.equals(action)) { 4896 // If this action was explicitly requested, then don't 4897 // remove things that have it. 4898 continue; 4899 } 4900 for (int j=i+1; j<N; j++) { 4901 final ResolveInfo rij = results.get(j); 4902 if (rij.filter != null && rij.filter.hasAction(action)) { 4903 results.remove(j); 4904 if (DEBUG_INTENT_MATCHING) Log.v( 4905 TAG, "Removing duplicate item from " + j 4906 + " due to action " + action + " at " + i); 4907 j--; 4908 N--; 4909 } 4910 } 4911 } 4912 4913 // If the caller didn't request filter information, drop it now 4914 // so we don't have to marshall/unmarshall it. 4915 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4916 rii.filter = null; 4917 } 4918 } 4919 4920 // Filter out the caller activity if so requested. 4921 if (caller != null) { 4922 N = results.size(); 4923 for (int i=0; i<N; i++) { 4924 ActivityInfo ainfo = results.get(i).activityInfo; 4925 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4926 && caller.getClassName().equals(ainfo.name)) { 4927 results.remove(i); 4928 break; 4929 } 4930 } 4931 } 4932 4933 // If the caller didn't request filter information, 4934 // drop them now so we don't have to 4935 // marshall/unmarshall it. 4936 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4937 N = results.size(); 4938 for (int i=0; i<N; i++) { 4939 results.get(i).filter = null; 4940 } 4941 } 4942 4943 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4944 return results; 4945 } 4946 4947 @Override 4948 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4949 int userId) { 4950 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4951 ComponentName comp = intent.getComponent(); 4952 if (comp == null) { 4953 if (intent.getSelector() != null) { 4954 intent = intent.getSelector(); 4955 comp = intent.getComponent(); 4956 } 4957 } 4958 if (comp != null) { 4959 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4960 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4961 if (ai != null) { 4962 ResolveInfo ri = new ResolveInfo(); 4963 ri.activityInfo = ai; 4964 list.add(ri); 4965 } 4966 return list; 4967 } 4968 4969 // reader 4970 synchronized (mPackages) { 4971 String pkgName = intent.getPackage(); 4972 if (pkgName == null) { 4973 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4974 } 4975 final PackageParser.Package pkg = mPackages.get(pkgName); 4976 if (pkg != null) { 4977 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4978 userId); 4979 } 4980 return null; 4981 } 4982 } 4983 4984 @Override 4985 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4986 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4987 if (!sUserManager.exists(userId)) return null; 4988 if (query != null) { 4989 if (query.size() >= 1) { 4990 // If there is more than one service with the same priority, 4991 // just arbitrarily pick the first one. 4992 return query.get(0); 4993 } 4994 } 4995 return null; 4996 } 4997 4998 @Override 4999 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5000 int userId) { 5001 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5002 ComponentName comp = intent.getComponent(); 5003 if (comp == null) { 5004 if (intent.getSelector() != null) { 5005 intent = intent.getSelector(); 5006 comp = intent.getComponent(); 5007 } 5008 } 5009 if (comp != null) { 5010 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5011 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5012 if (si != null) { 5013 final ResolveInfo ri = new ResolveInfo(); 5014 ri.serviceInfo = si; 5015 list.add(ri); 5016 } 5017 return list; 5018 } 5019 5020 // reader 5021 synchronized (mPackages) { 5022 String pkgName = intent.getPackage(); 5023 if (pkgName == null) { 5024 return mServices.queryIntent(intent, resolvedType, flags, userId); 5025 } 5026 final PackageParser.Package pkg = mPackages.get(pkgName); 5027 if (pkg != null) { 5028 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5029 userId); 5030 } 5031 return null; 5032 } 5033 } 5034 5035 @Override 5036 public List<ResolveInfo> queryIntentContentProviders( 5037 Intent intent, String resolvedType, int flags, int userId) { 5038 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5039 ComponentName comp = intent.getComponent(); 5040 if (comp == null) { 5041 if (intent.getSelector() != null) { 5042 intent = intent.getSelector(); 5043 comp = intent.getComponent(); 5044 } 5045 } 5046 if (comp != null) { 5047 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5048 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5049 if (pi != null) { 5050 final ResolveInfo ri = new ResolveInfo(); 5051 ri.providerInfo = pi; 5052 list.add(ri); 5053 } 5054 return list; 5055 } 5056 5057 // reader 5058 synchronized (mPackages) { 5059 String pkgName = intent.getPackage(); 5060 if (pkgName == null) { 5061 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5062 } 5063 final PackageParser.Package pkg = mPackages.get(pkgName); 5064 if (pkg != null) { 5065 return mProviders.queryIntentForPackage( 5066 intent, resolvedType, flags, pkg.providers, userId); 5067 } 5068 return null; 5069 } 5070 } 5071 5072 @Override 5073 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5074 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5075 5076 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5077 5078 // writer 5079 synchronized (mPackages) { 5080 ArrayList<PackageInfo> list; 5081 if (listUninstalled) { 5082 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5083 for (PackageSetting ps : mSettings.mPackages.values()) { 5084 PackageInfo pi; 5085 if (ps.pkg != null) { 5086 pi = generatePackageInfo(ps.pkg, flags, userId); 5087 } else { 5088 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5089 } 5090 if (pi != null) { 5091 list.add(pi); 5092 } 5093 } 5094 } else { 5095 list = new ArrayList<PackageInfo>(mPackages.size()); 5096 for (PackageParser.Package p : mPackages.values()) { 5097 PackageInfo pi = generatePackageInfo(p, flags, userId); 5098 if (pi != null) { 5099 list.add(pi); 5100 } 5101 } 5102 } 5103 5104 return new ParceledListSlice<PackageInfo>(list); 5105 } 5106 } 5107 5108 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5109 String[] permissions, boolean[] tmp, int flags, int userId) { 5110 int numMatch = 0; 5111 final PermissionsState permissionsState = ps.getPermissionsState(); 5112 for (int i=0; i<permissions.length; i++) { 5113 final String permission = permissions[i]; 5114 if (permissionsState.hasPermission(permission, userId)) { 5115 tmp[i] = true; 5116 numMatch++; 5117 } else { 5118 tmp[i] = false; 5119 } 5120 } 5121 if (numMatch == 0) { 5122 return; 5123 } 5124 PackageInfo pi; 5125 if (ps.pkg != null) { 5126 pi = generatePackageInfo(ps.pkg, flags, userId); 5127 } else { 5128 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5129 } 5130 // The above might return null in cases of uninstalled apps or install-state 5131 // skew across users/profiles. 5132 if (pi != null) { 5133 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5134 if (numMatch == permissions.length) { 5135 pi.requestedPermissions = permissions; 5136 } else { 5137 pi.requestedPermissions = new String[numMatch]; 5138 numMatch = 0; 5139 for (int i=0; i<permissions.length; i++) { 5140 if (tmp[i]) { 5141 pi.requestedPermissions[numMatch] = permissions[i]; 5142 numMatch++; 5143 } 5144 } 5145 } 5146 } 5147 list.add(pi); 5148 } 5149 } 5150 5151 @Override 5152 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5153 String[] permissions, int flags, int userId) { 5154 if (!sUserManager.exists(userId)) return null; 5155 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5156 5157 // writer 5158 synchronized (mPackages) { 5159 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5160 boolean[] tmpBools = new boolean[permissions.length]; 5161 if (listUninstalled) { 5162 for (PackageSetting ps : mSettings.mPackages.values()) { 5163 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5164 } 5165 } else { 5166 for (PackageParser.Package pkg : mPackages.values()) { 5167 PackageSetting ps = (PackageSetting)pkg.mExtras; 5168 if (ps != null) { 5169 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5170 userId); 5171 } 5172 } 5173 } 5174 5175 return new ParceledListSlice<PackageInfo>(list); 5176 } 5177 } 5178 5179 @Override 5180 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5181 if (!sUserManager.exists(userId)) return null; 5182 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5183 5184 // writer 5185 synchronized (mPackages) { 5186 ArrayList<ApplicationInfo> list; 5187 if (listUninstalled) { 5188 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5189 for (PackageSetting ps : mSettings.mPackages.values()) { 5190 ApplicationInfo ai; 5191 if (ps.pkg != null) { 5192 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5193 ps.readUserState(userId), userId); 5194 } else { 5195 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5196 } 5197 if (ai != null) { 5198 list.add(ai); 5199 } 5200 } 5201 } else { 5202 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5203 for (PackageParser.Package p : mPackages.values()) { 5204 if (p.mExtras != null) { 5205 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5206 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5207 if (ai != null) { 5208 list.add(ai); 5209 } 5210 } 5211 } 5212 } 5213 5214 return new ParceledListSlice<ApplicationInfo>(list); 5215 } 5216 } 5217 5218 public List<ApplicationInfo> getPersistentApplications(int flags) { 5219 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5220 5221 // reader 5222 synchronized (mPackages) { 5223 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5224 final int userId = UserHandle.getCallingUserId(); 5225 while (i.hasNext()) { 5226 final PackageParser.Package p = i.next(); 5227 if (p.applicationInfo != null 5228 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5229 && (!mSafeMode || isSystemApp(p))) { 5230 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5231 if (ps != null) { 5232 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5233 ps.readUserState(userId), userId); 5234 if (ai != null) { 5235 finalList.add(ai); 5236 } 5237 } 5238 } 5239 } 5240 } 5241 5242 return finalList; 5243 } 5244 5245 @Override 5246 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5247 if (!sUserManager.exists(userId)) return null; 5248 // reader 5249 synchronized (mPackages) { 5250 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5251 PackageSetting ps = provider != null 5252 ? mSettings.mPackages.get(provider.owner.packageName) 5253 : null; 5254 return ps != null 5255 && mSettings.isEnabledLPr(provider.info, flags, userId) 5256 && (!mSafeMode || (provider.info.applicationInfo.flags 5257 &ApplicationInfo.FLAG_SYSTEM) != 0) 5258 ? PackageParser.generateProviderInfo(provider, flags, 5259 ps.readUserState(userId), userId) 5260 : null; 5261 } 5262 } 5263 5264 /** 5265 * @deprecated 5266 */ 5267 @Deprecated 5268 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5269 // reader 5270 synchronized (mPackages) { 5271 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5272 .entrySet().iterator(); 5273 final int userId = UserHandle.getCallingUserId(); 5274 while (i.hasNext()) { 5275 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5276 PackageParser.Provider p = entry.getValue(); 5277 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5278 5279 if (ps != null && p.syncable 5280 && (!mSafeMode || (p.info.applicationInfo.flags 5281 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5282 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5283 ps.readUserState(userId), userId); 5284 if (info != null) { 5285 outNames.add(entry.getKey()); 5286 outInfo.add(info); 5287 } 5288 } 5289 } 5290 } 5291 } 5292 5293 @Override 5294 public List<ProviderInfo> queryContentProviders(String processName, 5295 int uid, int flags) { 5296 ArrayList<ProviderInfo> finalList = null; 5297 // reader 5298 synchronized (mPackages) { 5299 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5300 final int userId = processName != null ? 5301 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5302 while (i.hasNext()) { 5303 final PackageParser.Provider p = i.next(); 5304 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5305 if (ps != null && p.info.authority != null 5306 && (processName == null 5307 || (p.info.processName.equals(processName) 5308 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5309 && mSettings.isEnabledLPr(p.info, flags, userId) 5310 && (!mSafeMode 5311 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5312 if (finalList == null) { 5313 finalList = new ArrayList<ProviderInfo>(3); 5314 } 5315 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5316 ps.readUserState(userId), userId); 5317 if (info != null) { 5318 finalList.add(info); 5319 } 5320 } 5321 } 5322 } 5323 5324 if (finalList != null) { 5325 Collections.sort(finalList, mProviderInitOrderSorter); 5326 } 5327 5328 return finalList; 5329 } 5330 5331 @Override 5332 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5333 int flags) { 5334 // reader 5335 synchronized (mPackages) { 5336 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5337 return PackageParser.generateInstrumentationInfo(i, flags); 5338 } 5339 } 5340 5341 @Override 5342 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5343 int flags) { 5344 ArrayList<InstrumentationInfo> finalList = 5345 new ArrayList<InstrumentationInfo>(); 5346 5347 // reader 5348 synchronized (mPackages) { 5349 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5350 while (i.hasNext()) { 5351 final PackageParser.Instrumentation p = i.next(); 5352 if (targetPackage == null 5353 || targetPackage.equals(p.info.targetPackage)) { 5354 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5355 flags); 5356 if (ii != null) { 5357 finalList.add(ii); 5358 } 5359 } 5360 } 5361 } 5362 5363 return finalList; 5364 } 5365 5366 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5367 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5368 if (overlays == null) { 5369 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5370 return; 5371 } 5372 for (PackageParser.Package opkg : overlays.values()) { 5373 // Not much to do if idmap fails: we already logged the error 5374 // and we certainly don't want to abort installation of pkg simply 5375 // because an overlay didn't fit properly. For these reasons, 5376 // ignore the return value of createIdmapForPackagePairLI. 5377 createIdmapForPackagePairLI(pkg, opkg); 5378 } 5379 } 5380 5381 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5382 PackageParser.Package opkg) { 5383 if (!opkg.mTrustedOverlay) { 5384 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5385 opkg.baseCodePath + ": overlay not trusted"); 5386 return false; 5387 } 5388 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5389 if (overlaySet == null) { 5390 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5391 opkg.baseCodePath + " but target package has no known overlays"); 5392 return false; 5393 } 5394 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5395 // TODO: generate idmap for split APKs 5396 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5397 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5398 + opkg.baseCodePath); 5399 return false; 5400 } 5401 PackageParser.Package[] overlayArray = 5402 overlaySet.values().toArray(new PackageParser.Package[0]); 5403 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5404 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5405 return p1.mOverlayPriority - p2.mOverlayPriority; 5406 } 5407 }; 5408 Arrays.sort(overlayArray, cmp); 5409 5410 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5411 int i = 0; 5412 for (PackageParser.Package p : overlayArray) { 5413 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5414 } 5415 return true; 5416 } 5417 5418 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5419 final File[] files = dir.listFiles(); 5420 if (ArrayUtils.isEmpty(files)) { 5421 Log.d(TAG, "No files in app dir " + dir); 5422 return; 5423 } 5424 5425 if (DEBUG_PACKAGE_SCANNING) { 5426 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5427 + " flags=0x" + Integer.toHexString(parseFlags)); 5428 } 5429 5430 for (File file : files) { 5431 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5432 && !PackageInstallerService.isStageName(file.getName()); 5433 if (!isPackage) { 5434 // Ignore entries which are not packages 5435 continue; 5436 } 5437 try { 5438 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5439 scanFlags, currentTime, null); 5440 } catch (PackageManagerException e) { 5441 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5442 5443 // Delete invalid userdata apps 5444 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5445 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5446 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5447 if (file.isDirectory()) { 5448 mInstaller.rmPackageDir(file.getAbsolutePath()); 5449 } else { 5450 file.delete(); 5451 } 5452 } 5453 } 5454 } 5455 } 5456 5457 private static File getSettingsProblemFile() { 5458 File dataDir = Environment.getDataDirectory(); 5459 File systemDir = new File(dataDir, "system"); 5460 File fname = new File(systemDir, "uiderrors.txt"); 5461 return fname; 5462 } 5463 5464 static void reportSettingsProblem(int priority, String msg) { 5465 logCriticalInfo(priority, msg); 5466 } 5467 5468 static void logCriticalInfo(int priority, String msg) { 5469 Slog.println(priority, TAG, msg); 5470 EventLogTags.writePmCriticalInfo(msg); 5471 try { 5472 File fname = getSettingsProblemFile(); 5473 FileOutputStream out = new FileOutputStream(fname, true); 5474 PrintWriter pw = new FastPrintWriter(out); 5475 SimpleDateFormat formatter = new SimpleDateFormat(); 5476 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5477 pw.println(dateString + ": " + msg); 5478 pw.close(); 5479 FileUtils.setPermissions( 5480 fname.toString(), 5481 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5482 -1, -1); 5483 } catch (java.io.IOException e) { 5484 } 5485 } 5486 5487 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5488 PackageParser.Package pkg, File srcFile, int parseFlags) 5489 throws PackageManagerException { 5490 if (ps != null 5491 && ps.codePath.equals(srcFile) 5492 && ps.timeStamp == srcFile.lastModified() 5493 && !isCompatSignatureUpdateNeeded(pkg) 5494 && !isRecoverSignatureUpdateNeeded(pkg)) { 5495 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5496 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5497 ArraySet<PublicKey> signingKs; 5498 synchronized (mPackages) { 5499 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5500 } 5501 if (ps.signatures.mSignatures != null 5502 && ps.signatures.mSignatures.length != 0 5503 && signingKs != null) { 5504 // Optimization: reuse the existing cached certificates 5505 // if the package appears to be unchanged. 5506 pkg.mSignatures = ps.signatures.mSignatures; 5507 pkg.mSigningKeys = signingKs; 5508 return; 5509 } 5510 5511 Slog.w(TAG, "PackageSetting for " + ps.name 5512 + " is missing signatures. Collecting certs again to recover them."); 5513 } else { 5514 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5515 } 5516 5517 try { 5518 pp.collectCertificates(pkg, parseFlags); 5519 pp.collectManifestDigest(pkg); 5520 } catch (PackageParserException e) { 5521 throw PackageManagerException.from(e); 5522 } 5523 } 5524 5525 /* 5526 * Scan a package and return the newly parsed package. 5527 * Returns null in case of errors and the error code is stored in mLastScanError 5528 */ 5529 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5530 long currentTime, UserHandle user) throws PackageManagerException { 5531 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5532 parseFlags |= mDefParseFlags; 5533 PackageParser pp = new PackageParser(); 5534 pp.setSeparateProcesses(mSeparateProcesses); 5535 pp.setOnlyCoreApps(mOnlyCore); 5536 pp.setDisplayMetrics(mMetrics); 5537 5538 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5539 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5540 } 5541 5542 final PackageParser.Package pkg; 5543 try { 5544 pkg = pp.parsePackage(scanFile, parseFlags); 5545 } catch (PackageParserException e) { 5546 throw PackageManagerException.from(e); 5547 } 5548 5549 PackageSetting ps = null; 5550 PackageSetting updatedPkg; 5551 // reader 5552 synchronized (mPackages) { 5553 // Look to see if we already know about this package. 5554 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5555 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5556 // This package has been renamed to its original name. Let's 5557 // use that. 5558 ps = mSettings.peekPackageLPr(oldName); 5559 } 5560 // If there was no original package, see one for the real package name. 5561 if (ps == null) { 5562 ps = mSettings.peekPackageLPr(pkg.packageName); 5563 } 5564 // Check to see if this package could be hiding/updating a system 5565 // package. Must look for it either under the original or real 5566 // package name depending on our state. 5567 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5568 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5569 } 5570 boolean updatedPkgBetter = false; 5571 // First check if this is a system package that may involve an update 5572 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5573 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5574 // it needs to drop FLAG_PRIVILEGED. 5575 if (locationIsPrivileged(scanFile)) { 5576 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5577 } else { 5578 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5579 } 5580 5581 if (ps != null && !ps.codePath.equals(scanFile)) { 5582 // The path has changed from what was last scanned... check the 5583 // version of the new path against what we have stored to determine 5584 // what to do. 5585 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5586 if (pkg.mVersionCode <= ps.versionCode) { 5587 // The system package has been updated and the code path does not match 5588 // Ignore entry. Skip it. 5589 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5590 + " ignored: updated version " + ps.versionCode 5591 + " better than this " + pkg.mVersionCode); 5592 if (!updatedPkg.codePath.equals(scanFile)) { 5593 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5594 + ps.name + " changing from " + updatedPkg.codePathString 5595 + " to " + scanFile); 5596 updatedPkg.codePath = scanFile; 5597 updatedPkg.codePathString = scanFile.toString(); 5598 updatedPkg.resourcePath = scanFile; 5599 updatedPkg.resourcePathString = scanFile.toString(); 5600 } 5601 updatedPkg.pkg = pkg; 5602 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5603 } else { 5604 // The current app on the system partition is better than 5605 // what we have updated to on the data partition; switch 5606 // back to the system partition version. 5607 // At this point, its safely assumed that package installation for 5608 // apps in system partition will go through. If not there won't be a working 5609 // version of the app 5610 // writer 5611 synchronized (mPackages) { 5612 // Just remove the loaded entries from package lists. 5613 mPackages.remove(ps.name); 5614 } 5615 5616 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5617 + " reverting from " + ps.codePathString 5618 + ": new version " + pkg.mVersionCode 5619 + " better than installed " + ps.versionCode); 5620 5621 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5622 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5623 synchronized (mInstallLock) { 5624 args.cleanUpResourcesLI(); 5625 } 5626 synchronized (mPackages) { 5627 mSettings.enableSystemPackageLPw(ps.name); 5628 } 5629 updatedPkgBetter = true; 5630 } 5631 } 5632 } 5633 5634 if (updatedPkg != null) { 5635 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5636 // initially 5637 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5638 5639 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5640 // flag set initially 5641 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5642 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5643 } 5644 } 5645 5646 // Verify certificates against what was last scanned 5647 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5648 5649 /* 5650 * A new system app appeared, but we already had a non-system one of the 5651 * same name installed earlier. 5652 */ 5653 boolean shouldHideSystemApp = false; 5654 if (updatedPkg == null && ps != null 5655 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5656 /* 5657 * Check to make sure the signatures match first. If they don't, 5658 * wipe the installed application and its data. 5659 */ 5660 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5661 != PackageManager.SIGNATURE_MATCH) { 5662 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5663 + " signatures don't match existing userdata copy; removing"); 5664 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5665 ps = null; 5666 } else { 5667 /* 5668 * If the newly-added system app is an older version than the 5669 * already installed version, hide it. It will be scanned later 5670 * and re-added like an update. 5671 */ 5672 if (pkg.mVersionCode <= ps.versionCode) { 5673 shouldHideSystemApp = true; 5674 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5675 + " but new version " + pkg.mVersionCode + " better than installed " 5676 + ps.versionCode + "; hiding system"); 5677 } else { 5678 /* 5679 * The newly found system app is a newer version that the 5680 * one previously installed. Simply remove the 5681 * already-installed application and replace it with our own 5682 * while keeping the application data. 5683 */ 5684 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5685 + " reverting from " + ps.codePathString + ": new version " 5686 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5687 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5688 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5689 synchronized (mInstallLock) { 5690 args.cleanUpResourcesLI(); 5691 } 5692 } 5693 } 5694 } 5695 5696 // The apk is forward locked (not public) if its code and resources 5697 // are kept in different files. (except for app in either system or 5698 // vendor path). 5699 // TODO grab this value from PackageSettings 5700 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5701 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5702 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5703 } 5704 } 5705 5706 // TODO: extend to support forward-locked splits 5707 String resourcePath = null; 5708 String baseResourcePath = null; 5709 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5710 if (ps != null && ps.resourcePathString != null) { 5711 resourcePath = ps.resourcePathString; 5712 baseResourcePath = ps.resourcePathString; 5713 } else { 5714 // Should not happen at all. Just log an error. 5715 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5716 } 5717 } else { 5718 resourcePath = pkg.codePath; 5719 baseResourcePath = pkg.baseCodePath; 5720 } 5721 5722 // Set application objects path explicitly. 5723 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5724 pkg.applicationInfo.setCodePath(pkg.codePath); 5725 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5726 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5727 pkg.applicationInfo.setResourcePath(resourcePath); 5728 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5729 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5730 5731 // Note that we invoke the following method only if we are about to unpack an application 5732 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5733 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5734 5735 /* 5736 * If the system app should be overridden by a previously installed 5737 * data, hide the system app now and let the /data/app scan pick it up 5738 * again. 5739 */ 5740 if (shouldHideSystemApp) { 5741 synchronized (mPackages) { 5742 /* 5743 * We have to grant systems permissions before we hide, because 5744 * grantPermissions will assume the package update is trying to 5745 * expand its permissions. 5746 */ 5747 grantPermissionsLPw(pkg, true, pkg.packageName); 5748 mSettings.disableSystemPackageLPw(pkg.packageName); 5749 } 5750 } 5751 5752 return scannedPkg; 5753 } 5754 5755 private static String fixProcessName(String defProcessName, 5756 String processName, int uid) { 5757 if (processName == null) { 5758 return defProcessName; 5759 } 5760 return processName; 5761 } 5762 5763 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5764 throws PackageManagerException { 5765 if (pkgSetting.signatures.mSignatures != null) { 5766 // Already existing package. Make sure signatures match 5767 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5768 == PackageManager.SIGNATURE_MATCH; 5769 if (!match) { 5770 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5771 == PackageManager.SIGNATURE_MATCH; 5772 } 5773 if (!match) { 5774 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5775 == PackageManager.SIGNATURE_MATCH; 5776 } 5777 if (!match) { 5778 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5779 + pkg.packageName + " signatures do not match the " 5780 + "previously installed version; ignoring!"); 5781 } 5782 } 5783 5784 // Check for shared user signatures 5785 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5786 // Already existing package. Make sure signatures match 5787 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5788 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5789 if (!match) { 5790 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5791 == PackageManager.SIGNATURE_MATCH; 5792 } 5793 if (!match) { 5794 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5795 == PackageManager.SIGNATURE_MATCH; 5796 } 5797 if (!match) { 5798 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5799 "Package " + pkg.packageName 5800 + " has no signatures that match those in shared user " 5801 + pkgSetting.sharedUser.name + "; ignoring!"); 5802 } 5803 } 5804 } 5805 5806 /** 5807 * Enforces that only the system UID or root's UID can call a method exposed 5808 * via Binder. 5809 * 5810 * @param message used as message if SecurityException is thrown 5811 * @throws SecurityException if the caller is not system or root 5812 */ 5813 private static final void enforceSystemOrRoot(String message) { 5814 final int uid = Binder.getCallingUid(); 5815 if (uid != Process.SYSTEM_UID && uid != 0) { 5816 throw new SecurityException(message); 5817 } 5818 } 5819 5820 @Override 5821 public void performBootDexOpt() { 5822 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5823 5824 // Before everything else, see whether we need to fstrim. 5825 try { 5826 IMountService ms = PackageHelper.getMountService(); 5827 if (ms != null) { 5828 final boolean isUpgrade = isUpgrade(); 5829 boolean doTrim = isUpgrade; 5830 if (doTrim) { 5831 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5832 } else { 5833 final long interval = android.provider.Settings.Global.getLong( 5834 mContext.getContentResolver(), 5835 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5836 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5837 if (interval > 0) { 5838 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5839 if (timeSinceLast > interval) { 5840 doTrim = true; 5841 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5842 + "; running immediately"); 5843 } 5844 } 5845 } 5846 if (doTrim) { 5847 if (!isFirstBoot()) { 5848 try { 5849 ActivityManagerNative.getDefault().showBootMessage( 5850 mContext.getResources().getString( 5851 R.string.android_upgrading_fstrim), true); 5852 } catch (RemoteException e) { 5853 } 5854 } 5855 ms.runMaintenance(); 5856 } 5857 } else { 5858 Slog.e(TAG, "Mount service unavailable!"); 5859 } 5860 } catch (RemoteException e) { 5861 // Can't happen; MountService is local 5862 } 5863 5864 final ArraySet<PackageParser.Package> pkgs; 5865 synchronized (mPackages) { 5866 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5867 } 5868 5869 if (pkgs != null) { 5870 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5871 // in case the device runs out of space. 5872 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5873 // Give priority to core apps. 5874 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5875 PackageParser.Package pkg = it.next(); 5876 if (pkg.coreApp) { 5877 if (DEBUG_DEXOPT) { 5878 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5879 } 5880 sortedPkgs.add(pkg); 5881 it.remove(); 5882 } 5883 } 5884 // Give priority to system apps that listen for pre boot complete. 5885 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5886 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5887 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5888 PackageParser.Package pkg = it.next(); 5889 if (pkgNames.contains(pkg.packageName)) { 5890 if (DEBUG_DEXOPT) { 5891 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5892 } 5893 sortedPkgs.add(pkg); 5894 it.remove(); 5895 } 5896 } 5897 // Give priority to system apps. 5898 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5899 PackageParser.Package pkg = it.next(); 5900 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5901 if (DEBUG_DEXOPT) { 5902 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5903 } 5904 sortedPkgs.add(pkg); 5905 it.remove(); 5906 } 5907 } 5908 // Give priority to updated system apps. 5909 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5910 PackageParser.Package pkg = it.next(); 5911 if (pkg.isUpdatedSystemApp()) { 5912 if (DEBUG_DEXOPT) { 5913 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5914 } 5915 sortedPkgs.add(pkg); 5916 it.remove(); 5917 } 5918 } 5919 // Give priority to apps that listen for boot complete. 5920 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5921 pkgNames = getPackageNamesForIntent(intent); 5922 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5923 PackageParser.Package pkg = it.next(); 5924 if (pkgNames.contains(pkg.packageName)) { 5925 if (DEBUG_DEXOPT) { 5926 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5927 } 5928 sortedPkgs.add(pkg); 5929 it.remove(); 5930 } 5931 } 5932 // Filter out packages that aren't recently used. 5933 filterRecentlyUsedApps(pkgs); 5934 // Add all remaining apps. 5935 for (PackageParser.Package pkg : pkgs) { 5936 if (DEBUG_DEXOPT) { 5937 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5938 } 5939 sortedPkgs.add(pkg); 5940 } 5941 5942 // If we want to be lazy, filter everything that wasn't recently used. 5943 if (mLazyDexOpt) { 5944 filterRecentlyUsedApps(sortedPkgs); 5945 } 5946 5947 int i = 0; 5948 int total = sortedPkgs.size(); 5949 File dataDir = Environment.getDataDirectory(); 5950 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5951 if (lowThreshold == 0) { 5952 throw new IllegalStateException("Invalid low memory threshold"); 5953 } 5954 for (PackageParser.Package pkg : sortedPkgs) { 5955 long usableSpace = dataDir.getUsableSpace(); 5956 if (usableSpace < lowThreshold) { 5957 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5958 break; 5959 } 5960 performBootDexOpt(pkg, ++i, total); 5961 } 5962 } 5963 } 5964 5965 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5966 // Filter out packages that aren't recently used. 5967 // 5968 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5969 // should do a full dexopt. 5970 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5971 int total = pkgs.size(); 5972 int skipped = 0; 5973 long now = System.currentTimeMillis(); 5974 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5975 PackageParser.Package pkg = i.next(); 5976 long then = pkg.mLastPackageUsageTimeInMills; 5977 if (then + mDexOptLRUThresholdInMills < now) { 5978 if (DEBUG_DEXOPT) { 5979 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5980 ((then == 0) ? "never" : new Date(then))); 5981 } 5982 i.remove(); 5983 skipped++; 5984 } 5985 } 5986 if (DEBUG_DEXOPT) { 5987 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5988 } 5989 } 5990 } 5991 5992 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5993 List<ResolveInfo> ris = null; 5994 try { 5995 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5996 intent, null, 0, UserHandle.USER_OWNER); 5997 } catch (RemoteException e) { 5998 } 5999 ArraySet<String> pkgNames = new ArraySet<String>(); 6000 if (ris != null) { 6001 for (ResolveInfo ri : ris) { 6002 pkgNames.add(ri.activityInfo.packageName); 6003 } 6004 } 6005 return pkgNames; 6006 } 6007 6008 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6009 if (DEBUG_DEXOPT) { 6010 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6011 } 6012 if (!isFirstBoot()) { 6013 try { 6014 ActivityManagerNative.getDefault().showBootMessage( 6015 mContext.getResources().getString(R.string.android_upgrading_apk, 6016 curr, total), true); 6017 } catch (RemoteException e) { 6018 } 6019 } 6020 PackageParser.Package p = pkg; 6021 synchronized (mInstallLock) { 6022 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6023 false /* force dex */, false /* defer */, true /* include dependencies */); 6024 } 6025 } 6026 6027 @Override 6028 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6029 return performDexOpt(packageName, instructionSet, false); 6030 } 6031 6032 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6033 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6034 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6035 if (!dexopt && !updateUsage) { 6036 // We aren't going to dexopt or update usage, so bail early. 6037 return false; 6038 } 6039 PackageParser.Package p; 6040 final String targetInstructionSet; 6041 synchronized (mPackages) { 6042 p = mPackages.get(packageName); 6043 if (p == null) { 6044 return false; 6045 } 6046 if (updateUsage) { 6047 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6048 } 6049 mPackageUsage.write(false); 6050 if (!dexopt) { 6051 // We aren't going to dexopt, so bail early. 6052 return false; 6053 } 6054 6055 targetInstructionSet = instructionSet != null ? instructionSet : 6056 getPrimaryInstructionSet(p.applicationInfo); 6057 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6058 return false; 6059 } 6060 } 6061 6062 synchronized (mInstallLock) { 6063 final String[] instructionSets = new String[] { targetInstructionSet }; 6064 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6065 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6066 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6067 } 6068 } 6069 6070 public ArraySet<String> getPackagesThatNeedDexOpt() { 6071 ArraySet<String> pkgs = null; 6072 synchronized (mPackages) { 6073 for (PackageParser.Package p : mPackages.values()) { 6074 if (DEBUG_DEXOPT) { 6075 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6076 } 6077 if (!p.mDexOptPerformed.isEmpty()) { 6078 continue; 6079 } 6080 if (pkgs == null) { 6081 pkgs = new ArraySet<String>(); 6082 } 6083 pkgs.add(p.packageName); 6084 } 6085 } 6086 return pkgs; 6087 } 6088 6089 public void shutdown() { 6090 mPackageUsage.write(true); 6091 } 6092 6093 @Override 6094 public void forceDexOpt(String packageName) { 6095 enforceSystemOrRoot("forceDexOpt"); 6096 6097 PackageParser.Package pkg; 6098 synchronized (mPackages) { 6099 pkg = mPackages.get(packageName); 6100 if (pkg == null) { 6101 throw new IllegalArgumentException("Missing package: " + packageName); 6102 } 6103 } 6104 6105 synchronized (mInstallLock) { 6106 final String[] instructionSets = new String[] { 6107 getPrimaryInstructionSet(pkg.applicationInfo) }; 6108 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6109 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6110 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6111 throw new IllegalStateException("Failed to dexopt: " + res); 6112 } 6113 } 6114 } 6115 6116 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6117 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6118 Slog.w(TAG, "Unable to update from " + oldPkg.name 6119 + " to " + newPkg.packageName 6120 + ": old package not in system partition"); 6121 return false; 6122 } else if (mPackages.get(oldPkg.name) != null) { 6123 Slog.w(TAG, "Unable to update from " + oldPkg.name 6124 + " to " + newPkg.packageName 6125 + ": old package still exists"); 6126 return false; 6127 } 6128 return true; 6129 } 6130 6131 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6132 int[] users = sUserManager.getUserIds(); 6133 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6134 if (res < 0) { 6135 return res; 6136 } 6137 for (int user : users) { 6138 if (user != 0) { 6139 res = mInstaller.createUserData(volumeUuid, packageName, 6140 UserHandle.getUid(user, uid), user, seinfo); 6141 if (res < 0) { 6142 return res; 6143 } 6144 } 6145 } 6146 return res; 6147 } 6148 6149 private int removeDataDirsLI(String volumeUuid, String packageName) { 6150 int[] users = sUserManager.getUserIds(); 6151 int res = 0; 6152 for (int user : users) { 6153 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6154 if (resInner < 0) { 6155 res = resInner; 6156 } 6157 } 6158 6159 return res; 6160 } 6161 6162 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6163 int[] users = sUserManager.getUserIds(); 6164 int res = 0; 6165 for (int user : users) { 6166 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6167 if (resInner < 0) { 6168 res = resInner; 6169 } 6170 } 6171 return res; 6172 } 6173 6174 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6175 PackageParser.Package changingLib) { 6176 if (file.path != null) { 6177 usesLibraryFiles.add(file.path); 6178 return; 6179 } 6180 PackageParser.Package p = mPackages.get(file.apk); 6181 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6182 // If we are doing this while in the middle of updating a library apk, 6183 // then we need to make sure to use that new apk for determining the 6184 // dependencies here. (We haven't yet finished committing the new apk 6185 // to the package manager state.) 6186 if (p == null || p.packageName.equals(changingLib.packageName)) { 6187 p = changingLib; 6188 } 6189 } 6190 if (p != null) { 6191 usesLibraryFiles.addAll(p.getAllCodePaths()); 6192 } 6193 } 6194 6195 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6196 PackageParser.Package changingLib) throws PackageManagerException { 6197 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6198 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6199 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6200 for (int i=0; i<N; i++) { 6201 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6202 if (file == null) { 6203 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6204 "Package " + pkg.packageName + " requires unavailable shared library " 6205 + pkg.usesLibraries.get(i) + "; failing!"); 6206 } 6207 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6208 } 6209 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6210 for (int i=0; i<N; i++) { 6211 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6212 if (file == null) { 6213 Slog.w(TAG, "Package " + pkg.packageName 6214 + " desires unavailable shared library " 6215 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6216 } else { 6217 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6218 } 6219 } 6220 N = usesLibraryFiles.size(); 6221 if (N > 0) { 6222 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6223 } else { 6224 pkg.usesLibraryFiles = null; 6225 } 6226 } 6227 } 6228 6229 private static boolean hasString(List<String> list, List<String> which) { 6230 if (list == null) { 6231 return false; 6232 } 6233 for (int i=list.size()-1; i>=0; i--) { 6234 for (int j=which.size()-1; j>=0; j--) { 6235 if (which.get(j).equals(list.get(i))) { 6236 return true; 6237 } 6238 } 6239 } 6240 return false; 6241 } 6242 6243 private void updateAllSharedLibrariesLPw() { 6244 for (PackageParser.Package pkg : mPackages.values()) { 6245 try { 6246 updateSharedLibrariesLPw(pkg, null); 6247 } catch (PackageManagerException e) { 6248 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6249 } 6250 } 6251 } 6252 6253 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6254 PackageParser.Package changingPkg) { 6255 ArrayList<PackageParser.Package> res = null; 6256 for (PackageParser.Package pkg : mPackages.values()) { 6257 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6258 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6259 if (res == null) { 6260 res = new ArrayList<PackageParser.Package>(); 6261 } 6262 res.add(pkg); 6263 try { 6264 updateSharedLibrariesLPw(pkg, changingPkg); 6265 } catch (PackageManagerException e) { 6266 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6267 } 6268 } 6269 } 6270 return res; 6271 } 6272 6273 /** 6274 * Derive the value of the {@code cpuAbiOverride} based on the provided 6275 * value and an optional stored value from the package settings. 6276 */ 6277 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6278 String cpuAbiOverride = null; 6279 6280 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6281 cpuAbiOverride = null; 6282 } else if (abiOverride != null) { 6283 cpuAbiOverride = abiOverride; 6284 } else if (settings != null) { 6285 cpuAbiOverride = settings.cpuAbiOverrideString; 6286 } 6287 6288 return cpuAbiOverride; 6289 } 6290 6291 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6292 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6293 boolean success = false; 6294 try { 6295 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6296 currentTime, user); 6297 success = true; 6298 return res; 6299 } finally { 6300 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6301 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6302 } 6303 } 6304 } 6305 6306 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6307 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6308 final File scanFile = new File(pkg.codePath); 6309 if (pkg.applicationInfo.getCodePath() == null || 6310 pkg.applicationInfo.getResourcePath() == null) { 6311 // Bail out. The resource and code paths haven't been set. 6312 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6313 "Code and resource paths haven't been set correctly"); 6314 } 6315 6316 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6317 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6318 } else { 6319 // Only allow system apps to be flagged as core apps. 6320 pkg.coreApp = false; 6321 } 6322 6323 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6324 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6325 } 6326 6327 if (mCustomResolverComponentName != null && 6328 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6329 setUpCustomResolverActivity(pkg); 6330 } 6331 6332 if (pkg.packageName.equals("android")) { 6333 synchronized (mPackages) { 6334 if (mAndroidApplication != null) { 6335 Slog.w(TAG, "*************************************************"); 6336 Slog.w(TAG, "Core android package being redefined. Skipping."); 6337 Slog.w(TAG, " file=" + scanFile); 6338 Slog.w(TAG, "*************************************************"); 6339 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6340 "Core android package being redefined. Skipping."); 6341 } 6342 6343 // Set up information for our fall-back user intent resolution activity. 6344 mPlatformPackage = pkg; 6345 pkg.mVersionCode = mSdkVersion; 6346 mAndroidApplication = pkg.applicationInfo; 6347 6348 if (!mResolverReplaced) { 6349 mResolveActivity.applicationInfo = mAndroidApplication; 6350 mResolveActivity.name = ResolverActivity.class.getName(); 6351 mResolveActivity.packageName = mAndroidApplication.packageName; 6352 mResolveActivity.processName = "system:ui"; 6353 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6354 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6355 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6356 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6357 mResolveActivity.exported = true; 6358 mResolveActivity.enabled = true; 6359 mResolveInfo.activityInfo = mResolveActivity; 6360 mResolveInfo.priority = 0; 6361 mResolveInfo.preferredOrder = 0; 6362 mResolveInfo.match = 0; 6363 mResolveComponentName = new ComponentName( 6364 mAndroidApplication.packageName, mResolveActivity.name); 6365 } 6366 } 6367 } 6368 6369 if (DEBUG_PACKAGE_SCANNING) { 6370 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6371 Log.d(TAG, "Scanning package " + pkg.packageName); 6372 } 6373 6374 if (mPackages.containsKey(pkg.packageName) 6375 || mSharedLibraries.containsKey(pkg.packageName)) { 6376 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6377 "Application package " + pkg.packageName 6378 + " already installed. Skipping duplicate."); 6379 } 6380 6381 // If we're only installing presumed-existing packages, require that the 6382 // scanned APK is both already known and at the path previously established 6383 // for it. Previously unknown packages we pick up normally, but if we have an 6384 // a priori expectation about this package's install presence, enforce it. 6385 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6386 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6387 if (known != null) { 6388 if (DEBUG_PACKAGE_SCANNING) { 6389 Log.d(TAG, "Examining " + pkg.codePath 6390 + " and requiring known paths " + known.codePathString 6391 + " & " + known.resourcePathString); 6392 } 6393 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6394 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6395 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6396 "Application package " + pkg.packageName 6397 + " found at " + pkg.applicationInfo.getCodePath() 6398 + " but expected at " + known.codePathString + "; ignoring."); 6399 } 6400 } 6401 } 6402 6403 // Initialize package source and resource directories 6404 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6405 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6406 6407 SharedUserSetting suid = null; 6408 PackageSetting pkgSetting = null; 6409 6410 if (!isSystemApp(pkg)) { 6411 // Only system apps can use these features. 6412 pkg.mOriginalPackages = null; 6413 pkg.mRealPackage = null; 6414 pkg.mAdoptPermissions = null; 6415 } 6416 6417 // writer 6418 synchronized (mPackages) { 6419 if (pkg.mSharedUserId != null) { 6420 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6421 if (suid == null) { 6422 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6423 "Creating application package " + pkg.packageName 6424 + " for shared user failed"); 6425 } 6426 if (DEBUG_PACKAGE_SCANNING) { 6427 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6428 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6429 + "): packages=" + suid.packages); 6430 } 6431 } 6432 6433 // Check if we are renaming from an original package name. 6434 PackageSetting origPackage = null; 6435 String realName = null; 6436 if (pkg.mOriginalPackages != null) { 6437 // This package may need to be renamed to a previously 6438 // installed name. Let's check on that... 6439 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6440 if (pkg.mOriginalPackages.contains(renamed)) { 6441 // This package had originally been installed as the 6442 // original name, and we have already taken care of 6443 // transitioning to the new one. Just update the new 6444 // one to continue using the old name. 6445 realName = pkg.mRealPackage; 6446 if (!pkg.packageName.equals(renamed)) { 6447 // Callers into this function may have already taken 6448 // care of renaming the package; only do it here if 6449 // it is not already done. 6450 pkg.setPackageName(renamed); 6451 } 6452 6453 } else { 6454 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6455 if ((origPackage = mSettings.peekPackageLPr( 6456 pkg.mOriginalPackages.get(i))) != null) { 6457 // We do have the package already installed under its 6458 // original name... should we use it? 6459 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6460 // New package is not compatible with original. 6461 origPackage = null; 6462 continue; 6463 } else if (origPackage.sharedUser != null) { 6464 // Make sure uid is compatible between packages. 6465 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6466 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6467 + " to " + pkg.packageName + ": old uid " 6468 + origPackage.sharedUser.name 6469 + " differs from " + pkg.mSharedUserId); 6470 origPackage = null; 6471 continue; 6472 } 6473 } else { 6474 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6475 + pkg.packageName + " to old name " + origPackage.name); 6476 } 6477 break; 6478 } 6479 } 6480 } 6481 } 6482 6483 if (mTransferedPackages.contains(pkg.packageName)) { 6484 Slog.w(TAG, "Package " + pkg.packageName 6485 + " was transferred to another, but its .apk remains"); 6486 } 6487 6488 // Just create the setting, don't add it yet. For already existing packages 6489 // the PkgSetting exists already and doesn't have to be created. 6490 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6491 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6492 pkg.applicationInfo.primaryCpuAbi, 6493 pkg.applicationInfo.secondaryCpuAbi, 6494 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6495 user, false); 6496 if (pkgSetting == null) { 6497 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6498 "Creating application package " + pkg.packageName + " failed"); 6499 } 6500 6501 if (pkgSetting.origPackage != null) { 6502 // If we are first transitioning from an original package, 6503 // fix up the new package's name now. We need to do this after 6504 // looking up the package under its new name, so getPackageLP 6505 // can take care of fiddling things correctly. 6506 pkg.setPackageName(origPackage.name); 6507 6508 // File a report about this. 6509 String msg = "New package " + pkgSetting.realName 6510 + " renamed to replace old package " + pkgSetting.name; 6511 reportSettingsProblem(Log.WARN, msg); 6512 6513 // Make a note of it. 6514 mTransferedPackages.add(origPackage.name); 6515 6516 // No longer need to retain this. 6517 pkgSetting.origPackage = null; 6518 } 6519 6520 if (realName != null) { 6521 // Make a note of it. 6522 mTransferedPackages.add(pkg.packageName); 6523 } 6524 6525 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6526 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6527 } 6528 6529 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6530 // Check all shared libraries and map to their actual file path. 6531 // We only do this here for apps not on a system dir, because those 6532 // are the only ones that can fail an install due to this. We 6533 // will take care of the system apps by updating all of their 6534 // library paths after the scan is done. 6535 updateSharedLibrariesLPw(pkg, null); 6536 } 6537 6538 if (mFoundPolicyFile) { 6539 SELinuxMMAC.assignSeinfoValue(pkg); 6540 } 6541 6542 pkg.applicationInfo.uid = pkgSetting.appId; 6543 pkg.mExtras = pkgSetting; 6544 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6545 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6546 // We just determined the app is signed correctly, so bring 6547 // over the latest parsed certs. 6548 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6549 } else { 6550 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6551 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6552 "Package " + pkg.packageName + " upgrade keys do not match the " 6553 + "previously installed version"); 6554 } else { 6555 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6556 String msg = "System package " + pkg.packageName 6557 + " signature changed; retaining data."; 6558 reportSettingsProblem(Log.WARN, msg); 6559 } 6560 } 6561 } else { 6562 try { 6563 verifySignaturesLP(pkgSetting, pkg); 6564 // We just determined the app is signed correctly, so bring 6565 // over the latest parsed certs. 6566 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6567 } catch (PackageManagerException e) { 6568 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6569 throw e; 6570 } 6571 // The signature has changed, but this package is in the system 6572 // image... let's recover! 6573 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6574 // However... if this package is part of a shared user, but it 6575 // doesn't match the signature of the shared user, let's fail. 6576 // What this means is that you can't change the signatures 6577 // associated with an overall shared user, which doesn't seem all 6578 // that unreasonable. 6579 if (pkgSetting.sharedUser != null) { 6580 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6581 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6582 throw new PackageManagerException( 6583 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6584 "Signature mismatch for shared user : " 6585 + pkgSetting.sharedUser); 6586 } 6587 } 6588 // File a report about this. 6589 String msg = "System package " + pkg.packageName 6590 + " signature changed; retaining data."; 6591 reportSettingsProblem(Log.WARN, msg); 6592 } 6593 } 6594 // Verify that this new package doesn't have any content providers 6595 // that conflict with existing packages. Only do this if the 6596 // package isn't already installed, since we don't want to break 6597 // things that are installed. 6598 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6599 final int N = pkg.providers.size(); 6600 int i; 6601 for (i=0; i<N; i++) { 6602 PackageParser.Provider p = pkg.providers.get(i); 6603 if (p.info.authority != null) { 6604 String names[] = p.info.authority.split(";"); 6605 for (int j = 0; j < names.length; j++) { 6606 if (mProvidersByAuthority.containsKey(names[j])) { 6607 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6608 final String otherPackageName = 6609 ((other != null && other.getComponentName() != null) ? 6610 other.getComponentName().getPackageName() : "?"); 6611 throw new PackageManagerException( 6612 INSTALL_FAILED_CONFLICTING_PROVIDER, 6613 "Can't install because provider name " + names[j] 6614 + " (in package " + pkg.applicationInfo.packageName 6615 + ") is already used by " + otherPackageName); 6616 } 6617 } 6618 } 6619 } 6620 } 6621 6622 if (pkg.mAdoptPermissions != null) { 6623 // This package wants to adopt ownership of permissions from 6624 // another package. 6625 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6626 final String origName = pkg.mAdoptPermissions.get(i); 6627 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6628 if (orig != null) { 6629 if (verifyPackageUpdateLPr(orig, pkg)) { 6630 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6631 + pkg.packageName); 6632 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6633 } 6634 } 6635 } 6636 } 6637 } 6638 6639 final String pkgName = pkg.packageName; 6640 6641 final long scanFileTime = scanFile.lastModified(); 6642 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6643 pkg.applicationInfo.processName = fixProcessName( 6644 pkg.applicationInfo.packageName, 6645 pkg.applicationInfo.processName, 6646 pkg.applicationInfo.uid); 6647 6648 File dataPath; 6649 if (mPlatformPackage == pkg) { 6650 // The system package is special. 6651 dataPath = new File(Environment.getDataDirectory(), "system"); 6652 6653 pkg.applicationInfo.dataDir = dataPath.getPath(); 6654 6655 } else { 6656 // This is a normal package, need to make its data directory. 6657 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6658 UserHandle.USER_OWNER, pkg.packageName); 6659 6660 boolean uidError = false; 6661 if (dataPath.exists()) { 6662 int currentUid = 0; 6663 try { 6664 StructStat stat = Os.stat(dataPath.getPath()); 6665 currentUid = stat.st_uid; 6666 } catch (ErrnoException e) { 6667 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6668 } 6669 6670 // If we have mismatched owners for the data path, we have a problem. 6671 if (currentUid != pkg.applicationInfo.uid) { 6672 boolean recovered = false; 6673 if (currentUid == 0) { 6674 // The directory somehow became owned by root. Wow. 6675 // This is probably because the system was stopped while 6676 // installd was in the middle of messing with its libs 6677 // directory. Ask installd to fix that. 6678 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6679 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6680 if (ret >= 0) { 6681 recovered = true; 6682 String msg = "Package " + pkg.packageName 6683 + " unexpectedly changed to uid 0; recovered to " + 6684 + pkg.applicationInfo.uid; 6685 reportSettingsProblem(Log.WARN, msg); 6686 } 6687 } 6688 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6689 || (scanFlags&SCAN_BOOTING) != 0)) { 6690 // If this is a system app, we can at least delete its 6691 // current data so the application will still work. 6692 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6693 if (ret >= 0) { 6694 // TODO: Kill the processes first 6695 // Old data gone! 6696 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6697 ? "System package " : "Third party package "; 6698 String msg = prefix + pkg.packageName 6699 + " has changed from uid: " 6700 + currentUid + " to " 6701 + pkg.applicationInfo.uid + "; old data erased"; 6702 reportSettingsProblem(Log.WARN, msg); 6703 recovered = true; 6704 6705 // And now re-install the app. 6706 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6707 pkg.applicationInfo.seinfo); 6708 if (ret == -1) { 6709 // Ack should not happen! 6710 msg = prefix + pkg.packageName 6711 + " could not have data directory re-created after delete."; 6712 reportSettingsProblem(Log.WARN, msg); 6713 throw new PackageManagerException( 6714 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6715 } 6716 } 6717 if (!recovered) { 6718 mHasSystemUidErrors = true; 6719 } 6720 } else if (!recovered) { 6721 // If we allow this install to proceed, we will be broken. 6722 // Abort, abort! 6723 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6724 "scanPackageLI"); 6725 } 6726 if (!recovered) { 6727 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6728 + pkg.applicationInfo.uid + "/fs_" 6729 + currentUid; 6730 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6731 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6732 String msg = "Package " + pkg.packageName 6733 + " has mismatched uid: " 6734 + currentUid + " on disk, " 6735 + pkg.applicationInfo.uid + " in settings"; 6736 // writer 6737 synchronized (mPackages) { 6738 mSettings.mReadMessages.append(msg); 6739 mSettings.mReadMessages.append('\n'); 6740 uidError = true; 6741 if (!pkgSetting.uidError) { 6742 reportSettingsProblem(Log.ERROR, msg); 6743 } 6744 } 6745 } 6746 } 6747 pkg.applicationInfo.dataDir = dataPath.getPath(); 6748 if (mShouldRestoreconData) { 6749 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6750 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6751 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6752 } 6753 } else { 6754 if (DEBUG_PACKAGE_SCANNING) { 6755 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6756 Log.v(TAG, "Want this data dir: " + dataPath); 6757 } 6758 //invoke installer to do the actual installation 6759 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6760 pkg.applicationInfo.seinfo); 6761 if (ret < 0) { 6762 // Error from installer 6763 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6764 "Unable to create data dirs [errorCode=" + ret + "]"); 6765 } 6766 6767 if (dataPath.exists()) { 6768 pkg.applicationInfo.dataDir = dataPath.getPath(); 6769 } else { 6770 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6771 pkg.applicationInfo.dataDir = null; 6772 } 6773 } 6774 6775 pkgSetting.uidError = uidError; 6776 } 6777 6778 final String path = scanFile.getPath(); 6779 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6780 6781 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6782 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6783 6784 // Some system apps still use directory structure for native libraries 6785 // in which case we might end up not detecting abi solely based on apk 6786 // structure. Try to detect abi based on directory structure. 6787 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6788 pkg.applicationInfo.primaryCpuAbi == null) { 6789 setBundledAppAbisAndRoots(pkg, pkgSetting); 6790 setNativeLibraryPaths(pkg); 6791 } 6792 6793 } else { 6794 if ((scanFlags & SCAN_MOVE) != 0) { 6795 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6796 // but we already have this packages package info in the PackageSetting. We just 6797 // use that and derive the native library path based on the new codepath. 6798 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6799 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6800 } 6801 6802 // Set native library paths again. For moves, the path will be updated based on the 6803 // ABIs we've determined above. For non-moves, the path will be updated based on the 6804 // ABIs we determined during compilation, but the path will depend on the final 6805 // package path (after the rename away from the stage path). 6806 setNativeLibraryPaths(pkg); 6807 } 6808 6809 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6810 final int[] userIds = sUserManager.getUserIds(); 6811 synchronized (mInstallLock) { 6812 // Make sure all user data directories are ready to roll; we're okay 6813 // if they already exist 6814 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6815 for (int userId : userIds) { 6816 if (userId != 0) { 6817 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6818 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6819 pkg.applicationInfo.seinfo); 6820 } 6821 } 6822 } 6823 6824 // Create a native library symlink only if we have native libraries 6825 // and if the native libraries are 32 bit libraries. We do not provide 6826 // this symlink for 64 bit libraries. 6827 if (pkg.applicationInfo.primaryCpuAbi != null && 6828 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6829 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6830 for (int userId : userIds) { 6831 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6832 nativeLibPath, userId) < 0) { 6833 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6834 "Failed linking native library dir (user=" + userId + ")"); 6835 } 6836 } 6837 } 6838 } 6839 6840 // This is a special case for the "system" package, where the ABI is 6841 // dictated by the zygote configuration (and init.rc). We should keep track 6842 // of this ABI so that we can deal with "normal" applications that run under 6843 // the same UID correctly. 6844 if (mPlatformPackage == pkg) { 6845 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6846 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6847 } 6848 6849 // If there's a mismatch between the abi-override in the package setting 6850 // and the abiOverride specified for the install. Warn about this because we 6851 // would've already compiled the app without taking the package setting into 6852 // account. 6853 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6854 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6855 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6856 " for package: " + pkg.packageName); 6857 } 6858 } 6859 6860 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6861 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6862 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6863 6864 // Copy the derived override back to the parsed package, so that we can 6865 // update the package settings accordingly. 6866 pkg.cpuAbiOverride = cpuAbiOverride; 6867 6868 if (DEBUG_ABI_SELECTION) { 6869 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6870 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6871 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6872 } 6873 6874 // Push the derived path down into PackageSettings so we know what to 6875 // clean up at uninstall time. 6876 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6877 6878 if (DEBUG_ABI_SELECTION) { 6879 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6880 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6881 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6882 } 6883 6884 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6885 // We don't do this here during boot because we can do it all 6886 // at once after scanning all existing packages. 6887 // 6888 // We also do this *before* we perform dexopt on this package, so that 6889 // we can avoid redundant dexopts, and also to make sure we've got the 6890 // code and package path correct. 6891 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6892 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6893 } 6894 6895 if ((scanFlags & SCAN_NO_DEX) == 0) { 6896 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6897 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6898 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6899 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6900 } 6901 } 6902 if (mFactoryTest && pkg.requestedPermissions.contains( 6903 android.Manifest.permission.FACTORY_TEST)) { 6904 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6905 } 6906 6907 ArrayList<PackageParser.Package> clientLibPkgs = null; 6908 6909 // writer 6910 synchronized (mPackages) { 6911 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6912 // Only system apps can add new shared libraries. 6913 if (pkg.libraryNames != null) { 6914 for (int i=0; i<pkg.libraryNames.size(); i++) { 6915 String name = pkg.libraryNames.get(i); 6916 boolean allowed = false; 6917 if (pkg.isUpdatedSystemApp()) { 6918 // New library entries can only be added through the 6919 // system image. This is important to get rid of a lot 6920 // of nasty edge cases: for example if we allowed a non- 6921 // system update of the app to add a library, then uninstalling 6922 // the update would make the library go away, and assumptions 6923 // we made such as through app install filtering would now 6924 // have allowed apps on the device which aren't compatible 6925 // with it. Better to just have the restriction here, be 6926 // conservative, and create many fewer cases that can negatively 6927 // impact the user experience. 6928 final PackageSetting sysPs = mSettings 6929 .getDisabledSystemPkgLPr(pkg.packageName); 6930 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6931 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6932 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6933 allowed = true; 6934 allowed = true; 6935 break; 6936 } 6937 } 6938 } 6939 } else { 6940 allowed = true; 6941 } 6942 if (allowed) { 6943 if (!mSharedLibraries.containsKey(name)) { 6944 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6945 } else if (!name.equals(pkg.packageName)) { 6946 Slog.w(TAG, "Package " + pkg.packageName + " library " 6947 + name + " already exists; skipping"); 6948 } 6949 } else { 6950 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6951 + name + " that is not declared on system image; skipping"); 6952 } 6953 } 6954 if ((scanFlags&SCAN_BOOTING) == 0) { 6955 // If we are not booting, we need to update any applications 6956 // that are clients of our shared library. If we are booting, 6957 // this will all be done once the scan is complete. 6958 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6959 } 6960 } 6961 } 6962 } 6963 6964 // We also need to dexopt any apps that are dependent on this library. Note that 6965 // if these fail, we should abort the install since installing the library will 6966 // result in some apps being broken. 6967 if (clientLibPkgs != null) { 6968 if ((scanFlags & SCAN_NO_DEX) == 0) { 6969 for (int i = 0; i < clientLibPkgs.size(); i++) { 6970 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6971 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6972 null /* instruction sets */, forceDex, 6973 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6974 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6975 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6976 "scanPackageLI failed to dexopt clientLibPkgs"); 6977 } 6978 } 6979 } 6980 } 6981 6982 // Also need to kill any apps that are dependent on the library. 6983 if (clientLibPkgs != null) { 6984 for (int i=0; i<clientLibPkgs.size(); i++) { 6985 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6986 killApplication(clientPkg.applicationInfo.packageName, 6987 clientPkg.applicationInfo.uid, "update lib"); 6988 } 6989 } 6990 6991 // Make sure we're not adding any bogus keyset info 6992 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6993 ksms.assertScannedPackageValid(pkg); 6994 6995 // writer 6996 synchronized (mPackages) { 6997 // We don't expect installation to fail beyond this point 6998 6999 // Add the new setting to mSettings 7000 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7001 // Add the new setting to mPackages 7002 mPackages.put(pkg.applicationInfo.packageName, pkg); 7003 // Make sure we don't accidentally delete its data. 7004 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7005 while (iter.hasNext()) { 7006 PackageCleanItem item = iter.next(); 7007 if (pkgName.equals(item.packageName)) { 7008 iter.remove(); 7009 } 7010 } 7011 7012 // Take care of first install / last update times. 7013 if (currentTime != 0) { 7014 if (pkgSetting.firstInstallTime == 0) { 7015 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7016 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7017 pkgSetting.lastUpdateTime = currentTime; 7018 } 7019 } else if (pkgSetting.firstInstallTime == 0) { 7020 // We need *something*. Take time time stamp of the file. 7021 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7022 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7023 if (scanFileTime != pkgSetting.timeStamp) { 7024 // A package on the system image has changed; consider this 7025 // to be an update. 7026 pkgSetting.lastUpdateTime = scanFileTime; 7027 } 7028 } 7029 7030 // Add the package's KeySets to the global KeySetManagerService 7031 ksms.addScannedPackageLPw(pkg); 7032 7033 int N = pkg.providers.size(); 7034 StringBuilder r = null; 7035 int i; 7036 for (i=0; i<N; i++) { 7037 PackageParser.Provider p = pkg.providers.get(i); 7038 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7039 p.info.processName, pkg.applicationInfo.uid); 7040 mProviders.addProvider(p); 7041 p.syncable = p.info.isSyncable; 7042 if (p.info.authority != null) { 7043 String names[] = p.info.authority.split(";"); 7044 p.info.authority = null; 7045 for (int j = 0; j < names.length; j++) { 7046 if (j == 1 && p.syncable) { 7047 // We only want the first authority for a provider to possibly be 7048 // syncable, so if we already added this provider using a different 7049 // authority clear the syncable flag. We copy the provider before 7050 // changing it because the mProviders object contains a reference 7051 // to a provider that we don't want to change. 7052 // Only do this for the second authority since the resulting provider 7053 // object can be the same for all future authorities for this provider. 7054 p = new PackageParser.Provider(p); 7055 p.syncable = false; 7056 } 7057 if (!mProvidersByAuthority.containsKey(names[j])) { 7058 mProvidersByAuthority.put(names[j], p); 7059 if (p.info.authority == null) { 7060 p.info.authority = names[j]; 7061 } else { 7062 p.info.authority = p.info.authority + ";" + names[j]; 7063 } 7064 if (DEBUG_PACKAGE_SCANNING) { 7065 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7066 Log.d(TAG, "Registered content provider: " + names[j] 7067 + ", className = " + p.info.name + ", isSyncable = " 7068 + p.info.isSyncable); 7069 } 7070 } else { 7071 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7072 Slog.w(TAG, "Skipping provider name " + names[j] + 7073 " (in package " + pkg.applicationInfo.packageName + 7074 "): name already used by " 7075 + ((other != null && other.getComponentName() != null) 7076 ? other.getComponentName().getPackageName() : "?")); 7077 } 7078 } 7079 } 7080 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7081 if (r == null) { 7082 r = new StringBuilder(256); 7083 } else { 7084 r.append(' '); 7085 } 7086 r.append(p.info.name); 7087 } 7088 } 7089 if (r != null) { 7090 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7091 } 7092 7093 N = pkg.services.size(); 7094 r = null; 7095 for (i=0; i<N; i++) { 7096 PackageParser.Service s = pkg.services.get(i); 7097 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7098 s.info.processName, pkg.applicationInfo.uid); 7099 mServices.addService(s); 7100 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7101 if (r == null) { 7102 r = new StringBuilder(256); 7103 } else { 7104 r.append(' '); 7105 } 7106 r.append(s.info.name); 7107 } 7108 } 7109 if (r != null) { 7110 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7111 } 7112 7113 N = pkg.receivers.size(); 7114 r = null; 7115 for (i=0; i<N; i++) { 7116 PackageParser.Activity a = pkg.receivers.get(i); 7117 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7118 a.info.processName, pkg.applicationInfo.uid); 7119 mReceivers.addActivity(a, "receiver"); 7120 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7121 if (r == null) { 7122 r = new StringBuilder(256); 7123 } else { 7124 r.append(' '); 7125 } 7126 r.append(a.info.name); 7127 } 7128 } 7129 if (r != null) { 7130 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7131 } 7132 7133 N = pkg.activities.size(); 7134 r = null; 7135 for (i=0; i<N; i++) { 7136 PackageParser.Activity a = pkg.activities.get(i); 7137 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7138 a.info.processName, pkg.applicationInfo.uid); 7139 mActivities.addActivity(a, "activity"); 7140 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7141 if (r == null) { 7142 r = new StringBuilder(256); 7143 } else { 7144 r.append(' '); 7145 } 7146 r.append(a.info.name); 7147 } 7148 } 7149 if (r != null) { 7150 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7151 } 7152 7153 N = pkg.permissionGroups.size(); 7154 r = null; 7155 for (i=0; i<N; i++) { 7156 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7157 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7158 if (cur == null) { 7159 mPermissionGroups.put(pg.info.name, pg); 7160 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7161 if (r == null) { 7162 r = new StringBuilder(256); 7163 } else { 7164 r.append(' '); 7165 } 7166 r.append(pg.info.name); 7167 } 7168 } else { 7169 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7170 + pg.info.packageName + " ignored: original from " 7171 + cur.info.packageName); 7172 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7173 if (r == null) { 7174 r = new StringBuilder(256); 7175 } else { 7176 r.append(' '); 7177 } 7178 r.append("DUP:"); 7179 r.append(pg.info.name); 7180 } 7181 } 7182 } 7183 if (r != null) { 7184 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7185 } 7186 7187 N = pkg.permissions.size(); 7188 r = null; 7189 for (i=0; i<N; i++) { 7190 PackageParser.Permission p = pkg.permissions.get(i); 7191 7192 // Now that permission groups have a special meaning, we ignore permission 7193 // groups for legacy apps to prevent unexpected behavior. In particular, 7194 // permissions for one app being granted to someone just becuase they happen 7195 // to be in a group defined by another app (before this had no implications). 7196 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7197 p.group = mPermissionGroups.get(p.info.group); 7198 // Warn for a permission in an unknown group. 7199 if (p.info.group != null && p.group == null) { 7200 Slog.w(TAG, "Permission " + p.info.name + " from package " 7201 + p.info.packageName + " in an unknown group " + p.info.group); 7202 } 7203 } 7204 7205 ArrayMap<String, BasePermission> permissionMap = 7206 p.tree ? mSettings.mPermissionTrees 7207 : mSettings.mPermissions; 7208 BasePermission bp = permissionMap.get(p.info.name); 7209 7210 // Allow system apps to redefine non-system permissions 7211 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7212 final boolean currentOwnerIsSystem = (bp.perm != null 7213 && isSystemApp(bp.perm.owner)); 7214 if (isSystemApp(p.owner)) { 7215 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7216 // It's a built-in permission and no owner, take ownership now 7217 bp.packageSetting = pkgSetting; 7218 bp.perm = p; 7219 bp.uid = pkg.applicationInfo.uid; 7220 bp.sourcePackage = p.info.packageName; 7221 } else if (!currentOwnerIsSystem) { 7222 String msg = "New decl " + p.owner + " of permission " 7223 + p.info.name + " is system; overriding " + bp.sourcePackage; 7224 reportSettingsProblem(Log.WARN, msg); 7225 bp = null; 7226 } 7227 } 7228 } 7229 7230 if (bp == null) { 7231 bp = new BasePermission(p.info.name, p.info.packageName, 7232 BasePermission.TYPE_NORMAL); 7233 permissionMap.put(p.info.name, bp); 7234 } 7235 7236 if (bp.perm == null) { 7237 if (bp.sourcePackage == null 7238 || bp.sourcePackage.equals(p.info.packageName)) { 7239 BasePermission tree = findPermissionTreeLP(p.info.name); 7240 if (tree == null 7241 || tree.sourcePackage.equals(p.info.packageName)) { 7242 bp.packageSetting = pkgSetting; 7243 bp.perm = p; 7244 bp.uid = pkg.applicationInfo.uid; 7245 bp.sourcePackage = p.info.packageName; 7246 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7247 if (r == null) { 7248 r = new StringBuilder(256); 7249 } else { 7250 r.append(' '); 7251 } 7252 r.append(p.info.name); 7253 } 7254 } else { 7255 Slog.w(TAG, "Permission " + p.info.name + " from package " 7256 + p.info.packageName + " ignored: base tree " 7257 + tree.name + " is from package " 7258 + tree.sourcePackage); 7259 } 7260 } else { 7261 Slog.w(TAG, "Permission " + p.info.name + " from package " 7262 + p.info.packageName + " ignored: original from " 7263 + bp.sourcePackage); 7264 } 7265 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7266 if (r == null) { 7267 r = new StringBuilder(256); 7268 } else { 7269 r.append(' '); 7270 } 7271 r.append("DUP:"); 7272 r.append(p.info.name); 7273 } 7274 if (bp.perm == p) { 7275 bp.protectionLevel = p.info.protectionLevel; 7276 } 7277 } 7278 7279 if (r != null) { 7280 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7281 } 7282 7283 N = pkg.instrumentation.size(); 7284 r = null; 7285 for (i=0; i<N; i++) { 7286 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7287 a.info.packageName = pkg.applicationInfo.packageName; 7288 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7289 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7290 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7291 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7292 a.info.dataDir = pkg.applicationInfo.dataDir; 7293 7294 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7295 // need other information about the application, like the ABI and what not ? 7296 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7297 mInstrumentation.put(a.getComponentName(), a); 7298 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7299 if (r == null) { 7300 r = new StringBuilder(256); 7301 } else { 7302 r.append(' '); 7303 } 7304 r.append(a.info.name); 7305 } 7306 } 7307 if (r != null) { 7308 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7309 } 7310 7311 if (pkg.protectedBroadcasts != null) { 7312 N = pkg.protectedBroadcasts.size(); 7313 for (i=0; i<N; i++) { 7314 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7315 } 7316 } 7317 7318 pkgSetting.setTimeStamp(scanFileTime); 7319 7320 // Create idmap files for pairs of (packages, overlay packages). 7321 // Note: "android", ie framework-res.apk, is handled by native layers. 7322 if (pkg.mOverlayTarget != null) { 7323 // This is an overlay package. 7324 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7325 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7326 mOverlays.put(pkg.mOverlayTarget, 7327 new ArrayMap<String, PackageParser.Package>()); 7328 } 7329 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7330 map.put(pkg.packageName, pkg); 7331 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7332 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7333 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7334 "scanPackageLI failed to createIdmap"); 7335 } 7336 } 7337 } else if (mOverlays.containsKey(pkg.packageName) && 7338 !pkg.packageName.equals("android")) { 7339 // This is a regular package, with one or more known overlay packages. 7340 createIdmapsForPackageLI(pkg); 7341 } 7342 } 7343 7344 return pkg; 7345 } 7346 7347 /** 7348 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7349 * is derived purely on the basis of the contents of {@code scanFile} and 7350 * {@code cpuAbiOverride}. 7351 * 7352 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7353 */ 7354 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7355 String cpuAbiOverride, boolean extractLibs) 7356 throws PackageManagerException { 7357 // TODO: We can probably be smarter about this stuff. For installed apps, 7358 // we can calculate this information at install time once and for all. For 7359 // system apps, we can probably assume that this information doesn't change 7360 // after the first boot scan. As things stand, we do lots of unnecessary work. 7361 7362 // Give ourselves some initial paths; we'll come back for another 7363 // pass once we've determined ABI below. 7364 setNativeLibraryPaths(pkg); 7365 7366 // We would never need to extract libs for forward-locked and external packages, 7367 // since the container service will do it for us. We shouldn't attempt to 7368 // extract libs from system app when it was not updated. 7369 if (pkg.isForwardLocked() || isExternal(pkg) || 7370 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7371 extractLibs = false; 7372 } 7373 7374 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7375 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7376 7377 NativeLibraryHelper.Handle handle = null; 7378 try { 7379 handle = NativeLibraryHelper.Handle.create(pkg); 7380 // TODO(multiArch): This can be null for apps that didn't go through the 7381 // usual installation process. We can calculate it again, like we 7382 // do during install time. 7383 // 7384 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7385 // unnecessary. 7386 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7387 7388 // Null out the abis so that they can be recalculated. 7389 pkg.applicationInfo.primaryCpuAbi = null; 7390 pkg.applicationInfo.secondaryCpuAbi = null; 7391 if (isMultiArch(pkg.applicationInfo)) { 7392 // Warn if we've set an abiOverride for multi-lib packages.. 7393 // By definition, we need to copy both 32 and 64 bit libraries for 7394 // such packages. 7395 if (pkg.cpuAbiOverride != null 7396 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7397 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7398 } 7399 7400 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7401 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7402 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7403 if (extractLibs) { 7404 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7405 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7406 useIsaSpecificSubdirs); 7407 } else { 7408 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7409 } 7410 } 7411 7412 maybeThrowExceptionForMultiArchCopy( 7413 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7414 7415 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7416 if (extractLibs) { 7417 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7418 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7419 useIsaSpecificSubdirs); 7420 } else { 7421 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7422 } 7423 } 7424 7425 maybeThrowExceptionForMultiArchCopy( 7426 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7427 7428 if (abi64 >= 0) { 7429 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7430 } 7431 7432 if (abi32 >= 0) { 7433 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7434 if (abi64 >= 0) { 7435 pkg.applicationInfo.secondaryCpuAbi = abi; 7436 } else { 7437 pkg.applicationInfo.primaryCpuAbi = abi; 7438 } 7439 } 7440 } else { 7441 String[] abiList = (cpuAbiOverride != null) ? 7442 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7443 7444 // Enable gross and lame hacks for apps that are built with old 7445 // SDK tools. We must scan their APKs for renderscript bitcode and 7446 // not launch them if it's present. Don't bother checking on devices 7447 // that don't have 64 bit support. 7448 boolean needsRenderScriptOverride = false; 7449 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7450 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7451 abiList = Build.SUPPORTED_32_BIT_ABIS; 7452 needsRenderScriptOverride = true; 7453 } 7454 7455 final int copyRet; 7456 if (extractLibs) { 7457 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7458 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7459 } else { 7460 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7461 } 7462 7463 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7464 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7465 "Error unpackaging native libs for app, errorCode=" + copyRet); 7466 } 7467 7468 if (copyRet >= 0) { 7469 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7470 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7471 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7472 } else if (needsRenderScriptOverride) { 7473 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7474 } 7475 } 7476 } catch (IOException ioe) { 7477 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7478 } finally { 7479 IoUtils.closeQuietly(handle); 7480 } 7481 7482 // Now that we've calculated the ABIs and determined if it's an internal app, 7483 // we will go ahead and populate the nativeLibraryPath. 7484 setNativeLibraryPaths(pkg); 7485 } 7486 7487 /** 7488 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7489 * i.e, so that all packages can be run inside a single process if required. 7490 * 7491 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7492 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7493 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7494 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7495 * updating a package that belongs to a shared user. 7496 * 7497 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7498 * adds unnecessary complexity. 7499 */ 7500 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7501 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7502 String requiredInstructionSet = null; 7503 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7504 requiredInstructionSet = VMRuntime.getInstructionSet( 7505 scannedPackage.applicationInfo.primaryCpuAbi); 7506 } 7507 7508 PackageSetting requirer = null; 7509 for (PackageSetting ps : packagesForUser) { 7510 // If packagesForUser contains scannedPackage, we skip it. This will happen 7511 // when scannedPackage is an update of an existing package. Without this check, 7512 // we will never be able to change the ABI of any package belonging to a shared 7513 // user, even if it's compatible with other packages. 7514 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7515 if (ps.primaryCpuAbiString == null) { 7516 continue; 7517 } 7518 7519 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7520 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7521 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7522 // this but there's not much we can do. 7523 String errorMessage = "Instruction set mismatch, " 7524 + ((requirer == null) ? "[caller]" : requirer) 7525 + " requires " + requiredInstructionSet + " whereas " + ps 7526 + " requires " + instructionSet; 7527 Slog.w(TAG, errorMessage); 7528 } 7529 7530 if (requiredInstructionSet == null) { 7531 requiredInstructionSet = instructionSet; 7532 requirer = ps; 7533 } 7534 } 7535 } 7536 7537 if (requiredInstructionSet != null) { 7538 String adjustedAbi; 7539 if (requirer != null) { 7540 // requirer != null implies that either scannedPackage was null or that scannedPackage 7541 // did not require an ABI, in which case we have to adjust scannedPackage to match 7542 // the ABI of the set (which is the same as requirer's ABI) 7543 adjustedAbi = requirer.primaryCpuAbiString; 7544 if (scannedPackage != null) { 7545 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7546 } 7547 } else { 7548 // requirer == null implies that we're updating all ABIs in the set to 7549 // match scannedPackage. 7550 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7551 } 7552 7553 for (PackageSetting ps : packagesForUser) { 7554 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7555 if (ps.primaryCpuAbiString != null) { 7556 continue; 7557 } 7558 7559 ps.primaryCpuAbiString = adjustedAbi; 7560 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7561 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7562 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7563 7564 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7565 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7566 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7567 ps.primaryCpuAbiString = null; 7568 ps.pkg.applicationInfo.primaryCpuAbi = null; 7569 return; 7570 } else { 7571 mInstaller.rmdex(ps.codePathString, 7572 getDexCodeInstructionSet(getPreferredInstructionSet())); 7573 } 7574 } 7575 } 7576 } 7577 } 7578 } 7579 7580 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7581 synchronized (mPackages) { 7582 mResolverReplaced = true; 7583 // Set up information for custom user intent resolution activity. 7584 mResolveActivity.applicationInfo = pkg.applicationInfo; 7585 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7586 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7587 mResolveActivity.processName = pkg.applicationInfo.packageName; 7588 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7589 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7590 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7591 mResolveActivity.theme = 0; 7592 mResolveActivity.exported = true; 7593 mResolveActivity.enabled = true; 7594 mResolveInfo.activityInfo = mResolveActivity; 7595 mResolveInfo.priority = 0; 7596 mResolveInfo.preferredOrder = 0; 7597 mResolveInfo.match = 0; 7598 mResolveComponentName = mCustomResolverComponentName; 7599 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7600 mResolveComponentName); 7601 } 7602 } 7603 7604 private static String calculateBundledApkRoot(final String codePathString) { 7605 final File codePath = new File(codePathString); 7606 final File codeRoot; 7607 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7608 codeRoot = Environment.getRootDirectory(); 7609 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7610 codeRoot = Environment.getOemDirectory(); 7611 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7612 codeRoot = Environment.getVendorDirectory(); 7613 } else { 7614 // Unrecognized code path; take its top real segment as the apk root: 7615 // e.g. /something/app/blah.apk => /something 7616 try { 7617 File f = codePath.getCanonicalFile(); 7618 File parent = f.getParentFile(); // non-null because codePath is a file 7619 File tmp; 7620 while ((tmp = parent.getParentFile()) != null) { 7621 f = parent; 7622 parent = tmp; 7623 } 7624 codeRoot = f; 7625 Slog.w(TAG, "Unrecognized code path " 7626 + codePath + " - using " + codeRoot); 7627 } catch (IOException e) { 7628 // Can't canonicalize the code path -- shenanigans? 7629 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7630 return Environment.getRootDirectory().getPath(); 7631 } 7632 } 7633 return codeRoot.getPath(); 7634 } 7635 7636 /** 7637 * Derive and set the location of native libraries for the given package, 7638 * which varies depending on where and how the package was installed. 7639 */ 7640 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7641 final ApplicationInfo info = pkg.applicationInfo; 7642 final String codePath = pkg.codePath; 7643 final File codeFile = new File(codePath); 7644 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7645 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7646 7647 info.nativeLibraryRootDir = null; 7648 info.nativeLibraryRootRequiresIsa = false; 7649 info.nativeLibraryDir = null; 7650 info.secondaryNativeLibraryDir = null; 7651 7652 if (isApkFile(codeFile)) { 7653 // Monolithic install 7654 if (bundledApp) { 7655 // If "/system/lib64/apkname" exists, assume that is the per-package 7656 // native library directory to use; otherwise use "/system/lib/apkname". 7657 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7658 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7659 getPrimaryInstructionSet(info)); 7660 7661 // This is a bundled system app so choose the path based on the ABI. 7662 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7663 // is just the default path. 7664 final String apkName = deriveCodePathName(codePath); 7665 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7666 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7667 apkName).getAbsolutePath(); 7668 7669 if (info.secondaryCpuAbi != null) { 7670 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7671 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7672 secondaryLibDir, apkName).getAbsolutePath(); 7673 } 7674 } else if (asecApp) { 7675 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7676 .getAbsolutePath(); 7677 } else { 7678 final String apkName = deriveCodePathName(codePath); 7679 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7680 .getAbsolutePath(); 7681 } 7682 7683 info.nativeLibraryRootRequiresIsa = false; 7684 info.nativeLibraryDir = info.nativeLibraryRootDir; 7685 } else { 7686 // Cluster install 7687 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7688 info.nativeLibraryRootRequiresIsa = true; 7689 7690 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7691 getPrimaryInstructionSet(info)).getAbsolutePath(); 7692 7693 if (info.secondaryCpuAbi != null) { 7694 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7695 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7696 } 7697 } 7698 } 7699 7700 /** 7701 * Calculate the abis and roots for a bundled app. These can uniquely 7702 * be determined from the contents of the system partition, i.e whether 7703 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7704 * of this information, and instead assume that the system was built 7705 * sensibly. 7706 */ 7707 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7708 PackageSetting pkgSetting) { 7709 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7710 7711 // If "/system/lib64/apkname" exists, assume that is the per-package 7712 // native library directory to use; otherwise use "/system/lib/apkname". 7713 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7714 setBundledAppAbi(pkg, apkRoot, apkName); 7715 // pkgSetting might be null during rescan following uninstall of updates 7716 // to a bundled app, so accommodate that possibility. The settings in 7717 // that case will be established later from the parsed package. 7718 // 7719 // If the settings aren't null, sync them up with what we've just derived. 7720 // note that apkRoot isn't stored in the package settings. 7721 if (pkgSetting != null) { 7722 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7723 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7724 } 7725 } 7726 7727 /** 7728 * Deduces the ABI of a bundled app and sets the relevant fields on the 7729 * parsed pkg object. 7730 * 7731 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7732 * under which system libraries are installed. 7733 * @param apkName the name of the installed package. 7734 */ 7735 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7736 final File codeFile = new File(pkg.codePath); 7737 7738 final boolean has64BitLibs; 7739 final boolean has32BitLibs; 7740 if (isApkFile(codeFile)) { 7741 // Monolithic install 7742 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7743 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7744 } else { 7745 // Cluster install 7746 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7747 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7748 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7749 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7750 has64BitLibs = (new File(rootDir, isa)).exists(); 7751 } else { 7752 has64BitLibs = false; 7753 } 7754 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7755 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7756 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7757 has32BitLibs = (new File(rootDir, isa)).exists(); 7758 } else { 7759 has32BitLibs = false; 7760 } 7761 } 7762 7763 if (has64BitLibs && !has32BitLibs) { 7764 // The package has 64 bit libs, but not 32 bit libs. Its primary 7765 // ABI should be 64 bit. We can safely assume here that the bundled 7766 // native libraries correspond to the most preferred ABI in the list. 7767 7768 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7769 pkg.applicationInfo.secondaryCpuAbi = null; 7770 } else if (has32BitLibs && !has64BitLibs) { 7771 // The package has 32 bit libs but not 64 bit libs. Its primary 7772 // ABI should be 32 bit. 7773 7774 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7775 pkg.applicationInfo.secondaryCpuAbi = null; 7776 } else if (has32BitLibs && has64BitLibs) { 7777 // The application has both 64 and 32 bit bundled libraries. We check 7778 // here that the app declares multiArch support, and warn if it doesn't. 7779 // 7780 // We will be lenient here and record both ABIs. The primary will be the 7781 // ABI that's higher on the list, i.e, a device that's configured to prefer 7782 // 64 bit apps will see a 64 bit primary ABI, 7783 7784 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7785 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7786 } 7787 7788 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7789 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7790 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7791 } else { 7792 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7793 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7794 } 7795 } else { 7796 pkg.applicationInfo.primaryCpuAbi = null; 7797 pkg.applicationInfo.secondaryCpuAbi = null; 7798 } 7799 } 7800 7801 private void killApplication(String pkgName, int appId, String reason) { 7802 // Request the ActivityManager to kill the process(only for existing packages) 7803 // so that we do not end up in a confused state while the user is still using the older 7804 // version of the application while the new one gets installed. 7805 IActivityManager am = ActivityManagerNative.getDefault(); 7806 if (am != null) { 7807 try { 7808 am.killApplicationWithAppId(pkgName, appId, reason); 7809 } catch (RemoteException e) { 7810 } 7811 } 7812 } 7813 7814 void removePackageLI(PackageSetting ps, boolean chatty) { 7815 if (DEBUG_INSTALL) { 7816 if (chatty) 7817 Log.d(TAG, "Removing package " + ps.name); 7818 } 7819 7820 // writer 7821 synchronized (mPackages) { 7822 mPackages.remove(ps.name); 7823 final PackageParser.Package pkg = ps.pkg; 7824 if (pkg != null) { 7825 cleanPackageDataStructuresLILPw(pkg, chatty); 7826 } 7827 } 7828 } 7829 7830 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7831 if (DEBUG_INSTALL) { 7832 if (chatty) 7833 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7834 } 7835 7836 // writer 7837 synchronized (mPackages) { 7838 mPackages.remove(pkg.applicationInfo.packageName); 7839 cleanPackageDataStructuresLILPw(pkg, chatty); 7840 } 7841 } 7842 7843 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7844 int N = pkg.providers.size(); 7845 StringBuilder r = null; 7846 int i; 7847 for (i=0; i<N; i++) { 7848 PackageParser.Provider p = pkg.providers.get(i); 7849 mProviders.removeProvider(p); 7850 if (p.info.authority == null) { 7851 7852 /* There was another ContentProvider with this authority when 7853 * this app was installed so this authority is null, 7854 * Ignore it as we don't have to unregister the provider. 7855 */ 7856 continue; 7857 } 7858 String names[] = p.info.authority.split(";"); 7859 for (int j = 0; j < names.length; j++) { 7860 if (mProvidersByAuthority.get(names[j]) == p) { 7861 mProvidersByAuthority.remove(names[j]); 7862 if (DEBUG_REMOVE) { 7863 if (chatty) 7864 Log.d(TAG, "Unregistered content provider: " + names[j] 7865 + ", className = " + p.info.name + ", isSyncable = " 7866 + p.info.isSyncable); 7867 } 7868 } 7869 } 7870 if (DEBUG_REMOVE && chatty) { 7871 if (r == null) { 7872 r = new StringBuilder(256); 7873 } else { 7874 r.append(' '); 7875 } 7876 r.append(p.info.name); 7877 } 7878 } 7879 if (r != null) { 7880 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7881 } 7882 7883 N = pkg.services.size(); 7884 r = null; 7885 for (i=0; i<N; i++) { 7886 PackageParser.Service s = pkg.services.get(i); 7887 mServices.removeService(s); 7888 if (chatty) { 7889 if (r == null) { 7890 r = new StringBuilder(256); 7891 } else { 7892 r.append(' '); 7893 } 7894 r.append(s.info.name); 7895 } 7896 } 7897 if (r != null) { 7898 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7899 } 7900 7901 N = pkg.receivers.size(); 7902 r = null; 7903 for (i=0; i<N; i++) { 7904 PackageParser.Activity a = pkg.receivers.get(i); 7905 mReceivers.removeActivity(a, "receiver"); 7906 if (DEBUG_REMOVE && chatty) { 7907 if (r == null) { 7908 r = new StringBuilder(256); 7909 } else { 7910 r.append(' '); 7911 } 7912 r.append(a.info.name); 7913 } 7914 } 7915 if (r != null) { 7916 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7917 } 7918 7919 N = pkg.activities.size(); 7920 r = null; 7921 for (i=0; i<N; i++) { 7922 PackageParser.Activity a = pkg.activities.get(i); 7923 mActivities.removeActivity(a, "activity"); 7924 if (DEBUG_REMOVE && chatty) { 7925 if (r == null) { 7926 r = new StringBuilder(256); 7927 } else { 7928 r.append(' '); 7929 } 7930 r.append(a.info.name); 7931 } 7932 } 7933 if (r != null) { 7934 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7935 } 7936 7937 N = pkg.permissions.size(); 7938 r = null; 7939 for (i=0; i<N; i++) { 7940 PackageParser.Permission p = pkg.permissions.get(i); 7941 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7942 if (bp == null) { 7943 bp = mSettings.mPermissionTrees.get(p.info.name); 7944 } 7945 if (bp != null && bp.perm == p) { 7946 bp.perm = null; 7947 if (DEBUG_REMOVE && chatty) { 7948 if (r == null) { 7949 r = new StringBuilder(256); 7950 } else { 7951 r.append(' '); 7952 } 7953 r.append(p.info.name); 7954 } 7955 } 7956 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7957 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7958 if (appOpPerms != null) { 7959 appOpPerms.remove(pkg.packageName); 7960 } 7961 } 7962 } 7963 if (r != null) { 7964 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7965 } 7966 7967 N = pkg.requestedPermissions.size(); 7968 r = null; 7969 for (i=0; i<N; i++) { 7970 String perm = pkg.requestedPermissions.get(i); 7971 BasePermission bp = mSettings.mPermissions.get(perm); 7972 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7973 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7974 if (appOpPerms != null) { 7975 appOpPerms.remove(pkg.packageName); 7976 if (appOpPerms.isEmpty()) { 7977 mAppOpPermissionPackages.remove(perm); 7978 } 7979 } 7980 } 7981 } 7982 if (r != null) { 7983 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7984 } 7985 7986 N = pkg.instrumentation.size(); 7987 r = null; 7988 for (i=0; i<N; i++) { 7989 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7990 mInstrumentation.remove(a.getComponentName()); 7991 if (DEBUG_REMOVE && chatty) { 7992 if (r == null) { 7993 r = new StringBuilder(256); 7994 } else { 7995 r.append(' '); 7996 } 7997 r.append(a.info.name); 7998 } 7999 } 8000 if (r != null) { 8001 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8002 } 8003 8004 r = null; 8005 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8006 // Only system apps can hold shared libraries. 8007 if (pkg.libraryNames != null) { 8008 for (i=0; i<pkg.libraryNames.size(); i++) { 8009 String name = pkg.libraryNames.get(i); 8010 SharedLibraryEntry cur = mSharedLibraries.get(name); 8011 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8012 mSharedLibraries.remove(name); 8013 if (DEBUG_REMOVE && chatty) { 8014 if (r == null) { 8015 r = new StringBuilder(256); 8016 } else { 8017 r.append(' '); 8018 } 8019 r.append(name); 8020 } 8021 } 8022 } 8023 } 8024 } 8025 if (r != null) { 8026 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8027 } 8028 } 8029 8030 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8031 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8032 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8033 return true; 8034 } 8035 } 8036 return false; 8037 } 8038 8039 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8040 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8041 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8042 8043 private void updatePermissionsLPw(String changingPkg, 8044 PackageParser.Package pkgInfo, int flags) { 8045 // Make sure there are no dangling permission trees. 8046 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8047 while (it.hasNext()) { 8048 final BasePermission bp = it.next(); 8049 if (bp.packageSetting == null) { 8050 // We may not yet have parsed the package, so just see if 8051 // we still know about its settings. 8052 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8053 } 8054 if (bp.packageSetting == null) { 8055 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8056 + " from package " + bp.sourcePackage); 8057 it.remove(); 8058 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8059 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8060 Slog.i(TAG, "Removing old permission tree: " + bp.name 8061 + " from package " + bp.sourcePackage); 8062 flags |= UPDATE_PERMISSIONS_ALL; 8063 it.remove(); 8064 } 8065 } 8066 } 8067 8068 // Make sure all dynamic permissions have been assigned to a package, 8069 // and make sure there are no dangling permissions. 8070 it = mSettings.mPermissions.values().iterator(); 8071 while (it.hasNext()) { 8072 final BasePermission bp = it.next(); 8073 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8074 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8075 + bp.name + " pkg=" + bp.sourcePackage 8076 + " info=" + bp.pendingInfo); 8077 if (bp.packageSetting == null && bp.pendingInfo != null) { 8078 final BasePermission tree = findPermissionTreeLP(bp.name); 8079 if (tree != null && tree.perm != null) { 8080 bp.packageSetting = tree.packageSetting; 8081 bp.perm = new PackageParser.Permission(tree.perm.owner, 8082 new PermissionInfo(bp.pendingInfo)); 8083 bp.perm.info.packageName = tree.perm.info.packageName; 8084 bp.perm.info.name = bp.name; 8085 bp.uid = tree.uid; 8086 } 8087 } 8088 } 8089 if (bp.packageSetting == null) { 8090 // We may not yet have parsed the package, so just see if 8091 // we still know about its settings. 8092 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8093 } 8094 if (bp.packageSetting == null) { 8095 Slog.w(TAG, "Removing dangling permission: " + bp.name 8096 + " from package " + bp.sourcePackage); 8097 it.remove(); 8098 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8099 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8100 Slog.i(TAG, "Removing old permission: " + bp.name 8101 + " from package " + bp.sourcePackage); 8102 flags |= UPDATE_PERMISSIONS_ALL; 8103 it.remove(); 8104 } 8105 } 8106 } 8107 8108 // Now update the permissions for all packages, in particular 8109 // replace the granted permissions of the system packages. 8110 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8111 for (PackageParser.Package pkg : mPackages.values()) { 8112 if (pkg != pkgInfo) { 8113 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8114 changingPkg); 8115 } 8116 } 8117 } 8118 8119 if (pkgInfo != null) { 8120 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8121 } 8122 } 8123 8124 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8125 String packageOfInterest) { 8126 // IMPORTANT: There are two types of permissions: install and runtime. 8127 // Install time permissions are granted when the app is installed to 8128 // all device users and users added in the future. Runtime permissions 8129 // are granted at runtime explicitly to specific users. Normal and signature 8130 // protected permissions are install time permissions. Dangerous permissions 8131 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8132 // otherwise they are runtime permissions. This function does not manage 8133 // runtime permissions except for the case an app targeting Lollipop MR1 8134 // being upgraded to target a newer SDK, in which case dangerous permissions 8135 // are transformed from install time to runtime ones. 8136 8137 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8138 if (ps == null) { 8139 return; 8140 } 8141 8142 PermissionsState permissionsState = ps.getPermissionsState(); 8143 PermissionsState origPermissions = permissionsState; 8144 8145 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8146 8147 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8148 8149 boolean changedInstallPermission = false; 8150 8151 if (replace) { 8152 ps.installPermissionsFixed = false; 8153 if (!ps.isSharedUser()) { 8154 origPermissions = new PermissionsState(permissionsState); 8155 permissionsState.reset(); 8156 } 8157 } 8158 8159 permissionsState.setGlobalGids(mGlobalGids); 8160 8161 final int N = pkg.requestedPermissions.size(); 8162 for (int i=0; i<N; i++) { 8163 final String name = pkg.requestedPermissions.get(i); 8164 final BasePermission bp = mSettings.mPermissions.get(name); 8165 8166 if (DEBUG_INSTALL) { 8167 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8168 } 8169 8170 if (bp == null || bp.packageSetting == null) { 8171 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8172 Slog.w(TAG, "Unknown permission " + name 8173 + " in package " + pkg.packageName); 8174 } 8175 continue; 8176 } 8177 8178 final String perm = bp.name; 8179 boolean allowedSig = false; 8180 int grant = GRANT_DENIED; 8181 8182 // Keep track of app op permissions. 8183 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8184 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8185 if (pkgs == null) { 8186 pkgs = new ArraySet<>(); 8187 mAppOpPermissionPackages.put(bp.name, pkgs); 8188 } 8189 pkgs.add(pkg.packageName); 8190 } 8191 8192 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8193 switch (level) { 8194 case PermissionInfo.PROTECTION_NORMAL: { 8195 // For all apps normal permissions are install time ones. 8196 grant = GRANT_INSTALL; 8197 } break; 8198 8199 case PermissionInfo.PROTECTION_DANGEROUS: { 8200 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8201 // For legacy apps dangerous permissions are install time ones. 8202 grant = GRANT_INSTALL_LEGACY; 8203 } else if (origPermissions.hasInstallPermission(bp.name)) { 8204 // For legacy apps that became modern, install becomes runtime. 8205 grant = GRANT_UPGRADE; 8206 } else { 8207 // For modern apps keep runtime permissions unchanged. 8208 grant = GRANT_RUNTIME; 8209 } 8210 } break; 8211 8212 case PermissionInfo.PROTECTION_SIGNATURE: { 8213 // For all apps signature permissions are install time ones. 8214 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8215 if (allowedSig) { 8216 grant = GRANT_INSTALL; 8217 } 8218 } break; 8219 } 8220 8221 if (DEBUG_INSTALL) { 8222 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8223 } 8224 8225 if (grant != GRANT_DENIED) { 8226 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8227 // If this is an existing, non-system package, then 8228 // we can't add any new permissions to it. 8229 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8230 // Except... if this is a permission that was added 8231 // to the platform (note: need to only do this when 8232 // updating the platform). 8233 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8234 grant = GRANT_DENIED; 8235 } 8236 } 8237 } 8238 8239 switch (grant) { 8240 case GRANT_INSTALL: { 8241 // Revoke this as runtime permission to handle the case of 8242 // a runtime permission being downgraded to an install one. 8243 for (int userId : UserManagerService.getInstance().getUserIds()) { 8244 if (origPermissions.getRuntimePermissionState( 8245 bp.name, userId) != null) { 8246 // Revoke the runtime permission and clear the flags. 8247 origPermissions.revokeRuntimePermission(bp, userId); 8248 origPermissions.updatePermissionFlags(bp, userId, 8249 PackageManager.MASK_PERMISSION_FLAGS, 0); 8250 // If we revoked a permission permission, we have to write. 8251 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8252 changedRuntimePermissionUserIds, userId); 8253 } 8254 } 8255 // Grant an install permission. 8256 if (permissionsState.grantInstallPermission(bp) != 8257 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8258 changedInstallPermission = true; 8259 } 8260 } break; 8261 8262 case GRANT_INSTALL_LEGACY: { 8263 // Grant an install permission. 8264 if (permissionsState.grantInstallPermission(bp) != 8265 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8266 changedInstallPermission = true; 8267 } 8268 } break; 8269 8270 case GRANT_RUNTIME: { 8271 // Grant previously granted runtime permissions. 8272 for (int userId : UserManagerService.getInstance().getUserIds()) { 8273 PermissionState permissionState = origPermissions 8274 .getRuntimePermissionState(bp.name, userId); 8275 final int flags = permissionState != null 8276 ? permissionState.getFlags() : 0; 8277 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8278 if (permissionsState.grantRuntimePermission(bp, userId) == 8279 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8280 // If we cannot put the permission as it was, we have to write. 8281 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8282 changedRuntimePermissionUserIds, userId); 8283 } 8284 } 8285 // Propagate the permission flags. 8286 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8287 } 8288 } break; 8289 8290 case GRANT_UPGRADE: { 8291 // Grant runtime permissions for a previously held install permission. 8292 PermissionState permissionState = origPermissions 8293 .getInstallPermissionState(bp.name); 8294 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8295 8296 if (origPermissions.revokeInstallPermission(bp) 8297 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8298 // We will be transferring the permission flags, so clear them. 8299 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8300 PackageManager.MASK_PERMISSION_FLAGS, 0); 8301 changedInstallPermission = true; 8302 } 8303 8304 // If the permission is not to be promoted to runtime we ignore it and 8305 // also its other flags as they are not applicable to install permissions. 8306 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8307 for (int userId : currentUserIds) { 8308 if (permissionsState.grantRuntimePermission(bp, userId) != 8309 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8310 // Transfer the permission flags. 8311 permissionsState.updatePermissionFlags(bp, userId, 8312 flags, flags); 8313 // If we granted the permission, we have to write. 8314 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8315 changedRuntimePermissionUserIds, userId); 8316 } 8317 } 8318 } 8319 } break; 8320 8321 default: { 8322 if (packageOfInterest == null 8323 || packageOfInterest.equals(pkg.packageName)) { 8324 Slog.w(TAG, "Not granting permission " + perm 8325 + " to package " + pkg.packageName 8326 + " because it was previously installed without"); 8327 } 8328 } break; 8329 } 8330 } else { 8331 if (permissionsState.revokeInstallPermission(bp) != 8332 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8333 // Also drop the permission flags. 8334 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8335 PackageManager.MASK_PERMISSION_FLAGS, 0); 8336 changedInstallPermission = true; 8337 Slog.i(TAG, "Un-granting permission " + perm 8338 + " from package " + pkg.packageName 8339 + " (protectionLevel=" + bp.protectionLevel 8340 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8341 + ")"); 8342 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8343 // Don't print warning for app op permissions, since it is fine for them 8344 // not to be granted, there is a UI for the user to decide. 8345 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8346 Slog.w(TAG, "Not granting permission " + perm 8347 + " to package " + pkg.packageName 8348 + " (protectionLevel=" + bp.protectionLevel 8349 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8350 + ")"); 8351 } 8352 } 8353 } 8354 } 8355 8356 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8357 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8358 // This is the first that we have heard about this package, so the 8359 // permissions we have now selected are fixed until explicitly 8360 // changed. 8361 ps.installPermissionsFixed = true; 8362 } 8363 8364 // Persist the runtime permissions state for users with changes. 8365 for (int userId : changedRuntimePermissionUserIds) { 8366 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8367 } 8368 } 8369 8370 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8371 boolean allowed = false; 8372 final int NP = PackageParser.NEW_PERMISSIONS.length; 8373 for (int ip=0; ip<NP; ip++) { 8374 final PackageParser.NewPermissionInfo npi 8375 = PackageParser.NEW_PERMISSIONS[ip]; 8376 if (npi.name.equals(perm) 8377 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8378 allowed = true; 8379 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8380 + pkg.packageName); 8381 break; 8382 } 8383 } 8384 return allowed; 8385 } 8386 8387 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8388 BasePermission bp, PermissionsState origPermissions) { 8389 boolean allowed; 8390 allowed = (compareSignatures( 8391 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8392 == PackageManager.SIGNATURE_MATCH) 8393 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8394 == PackageManager.SIGNATURE_MATCH); 8395 if (!allowed && (bp.protectionLevel 8396 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8397 if (isSystemApp(pkg)) { 8398 // For updated system applications, a system permission 8399 // is granted only if it had been defined by the original application. 8400 if (pkg.isUpdatedSystemApp()) { 8401 final PackageSetting sysPs = mSettings 8402 .getDisabledSystemPkgLPr(pkg.packageName); 8403 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8404 // If the original was granted this permission, we take 8405 // that grant decision as read and propagate it to the 8406 // update. 8407 if (sysPs.isPrivileged()) { 8408 allowed = true; 8409 } 8410 } else { 8411 // The system apk may have been updated with an older 8412 // version of the one on the data partition, but which 8413 // granted a new system permission that it didn't have 8414 // before. In this case we do want to allow the app to 8415 // now get the new permission if the ancestral apk is 8416 // privileged to get it. 8417 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8418 for (int j=0; 8419 j<sysPs.pkg.requestedPermissions.size(); j++) { 8420 if (perm.equals( 8421 sysPs.pkg.requestedPermissions.get(j))) { 8422 allowed = true; 8423 break; 8424 } 8425 } 8426 } 8427 } 8428 } else { 8429 allowed = isPrivilegedApp(pkg); 8430 } 8431 } 8432 } 8433 if (!allowed && (bp.protectionLevel 8434 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8435 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8436 // If this was a previously normal/dangerous permission that got moved 8437 // to a system permission as part of the runtime permission redesign, then 8438 // we still want to blindly grant it to old apps. 8439 allowed = true; 8440 } 8441 if (!allowed && (bp.protectionLevel 8442 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8443 // For development permissions, a development permission 8444 // is granted only if it was already granted. 8445 allowed = origPermissions.hasInstallPermission(perm); 8446 } 8447 return allowed; 8448 } 8449 8450 final class ActivityIntentResolver 8451 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8452 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8453 boolean defaultOnly, int userId) { 8454 if (!sUserManager.exists(userId)) return null; 8455 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8456 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8457 } 8458 8459 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8460 int userId) { 8461 if (!sUserManager.exists(userId)) return null; 8462 mFlags = flags; 8463 return super.queryIntent(intent, resolvedType, 8464 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8465 } 8466 8467 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8468 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8469 if (!sUserManager.exists(userId)) return null; 8470 if (packageActivities == null) { 8471 return null; 8472 } 8473 mFlags = flags; 8474 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8475 final int N = packageActivities.size(); 8476 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8477 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8478 8479 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8480 for (int i = 0; i < N; ++i) { 8481 intentFilters = packageActivities.get(i).intents; 8482 if (intentFilters != null && intentFilters.size() > 0) { 8483 PackageParser.ActivityIntentInfo[] array = 8484 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8485 intentFilters.toArray(array); 8486 listCut.add(array); 8487 } 8488 } 8489 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8490 } 8491 8492 public final void addActivity(PackageParser.Activity a, String type) { 8493 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8494 mActivities.put(a.getComponentName(), a); 8495 if (DEBUG_SHOW_INFO) 8496 Log.v( 8497 TAG, " " + type + " " + 8498 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8499 if (DEBUG_SHOW_INFO) 8500 Log.v(TAG, " Class=" + a.info.name); 8501 final int NI = a.intents.size(); 8502 for (int j=0; j<NI; j++) { 8503 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8504 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8505 intent.setPriority(0); 8506 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8507 + a.className + " with priority > 0, forcing to 0"); 8508 } 8509 if (DEBUG_SHOW_INFO) { 8510 Log.v(TAG, " IntentFilter:"); 8511 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8512 } 8513 if (!intent.debugCheck()) { 8514 Log.w(TAG, "==> For Activity " + a.info.name); 8515 } 8516 addFilter(intent); 8517 } 8518 } 8519 8520 public final void removeActivity(PackageParser.Activity a, String type) { 8521 mActivities.remove(a.getComponentName()); 8522 if (DEBUG_SHOW_INFO) { 8523 Log.v(TAG, " " + type + " " 8524 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8525 : a.info.name) + ":"); 8526 Log.v(TAG, " Class=" + a.info.name); 8527 } 8528 final int NI = a.intents.size(); 8529 for (int j=0; j<NI; j++) { 8530 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8531 if (DEBUG_SHOW_INFO) { 8532 Log.v(TAG, " IntentFilter:"); 8533 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8534 } 8535 removeFilter(intent); 8536 } 8537 } 8538 8539 @Override 8540 protected boolean allowFilterResult( 8541 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8542 ActivityInfo filterAi = filter.activity.info; 8543 for (int i=dest.size()-1; i>=0; i--) { 8544 ActivityInfo destAi = dest.get(i).activityInfo; 8545 if (destAi.name == filterAi.name 8546 && destAi.packageName == filterAi.packageName) { 8547 return false; 8548 } 8549 } 8550 return true; 8551 } 8552 8553 @Override 8554 protected ActivityIntentInfo[] newArray(int size) { 8555 return new ActivityIntentInfo[size]; 8556 } 8557 8558 @Override 8559 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8560 if (!sUserManager.exists(userId)) return true; 8561 PackageParser.Package p = filter.activity.owner; 8562 if (p != null) { 8563 PackageSetting ps = (PackageSetting)p.mExtras; 8564 if (ps != null) { 8565 // System apps are never considered stopped for purposes of 8566 // filtering, because there may be no way for the user to 8567 // actually re-launch them. 8568 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8569 && ps.getStopped(userId); 8570 } 8571 } 8572 return false; 8573 } 8574 8575 @Override 8576 protected boolean isPackageForFilter(String packageName, 8577 PackageParser.ActivityIntentInfo info) { 8578 return packageName.equals(info.activity.owner.packageName); 8579 } 8580 8581 @Override 8582 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8583 int match, int userId) { 8584 if (!sUserManager.exists(userId)) return null; 8585 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8586 return null; 8587 } 8588 final PackageParser.Activity activity = info.activity; 8589 if (mSafeMode && (activity.info.applicationInfo.flags 8590 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8591 return null; 8592 } 8593 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8594 if (ps == null) { 8595 return null; 8596 } 8597 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8598 ps.readUserState(userId), userId); 8599 if (ai == null) { 8600 return null; 8601 } 8602 final ResolveInfo res = new ResolveInfo(); 8603 res.activityInfo = ai; 8604 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8605 res.filter = info; 8606 } 8607 if (info != null) { 8608 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8609 } 8610 res.priority = info.getPriority(); 8611 res.preferredOrder = activity.owner.mPreferredOrder; 8612 //System.out.println("Result: " + res.activityInfo.className + 8613 // " = " + res.priority); 8614 res.match = match; 8615 res.isDefault = info.hasDefault; 8616 res.labelRes = info.labelRes; 8617 res.nonLocalizedLabel = info.nonLocalizedLabel; 8618 if (userNeedsBadging(userId)) { 8619 res.noResourceId = true; 8620 } else { 8621 res.icon = info.icon; 8622 } 8623 res.iconResourceId = info.icon; 8624 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8625 return res; 8626 } 8627 8628 @Override 8629 protected void sortResults(List<ResolveInfo> results) { 8630 Collections.sort(results, mResolvePrioritySorter); 8631 } 8632 8633 @Override 8634 protected void dumpFilter(PrintWriter out, String prefix, 8635 PackageParser.ActivityIntentInfo filter) { 8636 out.print(prefix); out.print( 8637 Integer.toHexString(System.identityHashCode(filter.activity))); 8638 out.print(' '); 8639 filter.activity.printComponentShortName(out); 8640 out.print(" filter "); 8641 out.println(Integer.toHexString(System.identityHashCode(filter))); 8642 } 8643 8644 @Override 8645 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8646 return filter.activity; 8647 } 8648 8649 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8650 PackageParser.Activity activity = (PackageParser.Activity)label; 8651 out.print(prefix); out.print( 8652 Integer.toHexString(System.identityHashCode(activity))); 8653 out.print(' '); 8654 activity.printComponentShortName(out); 8655 if (count > 1) { 8656 out.print(" ("); out.print(count); out.print(" filters)"); 8657 } 8658 out.println(); 8659 } 8660 8661// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8662// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8663// final List<ResolveInfo> retList = Lists.newArrayList(); 8664// while (i.hasNext()) { 8665// final ResolveInfo resolveInfo = i.next(); 8666// if (isEnabledLP(resolveInfo.activityInfo)) { 8667// retList.add(resolveInfo); 8668// } 8669// } 8670// return retList; 8671// } 8672 8673 // Keys are String (activity class name), values are Activity. 8674 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8675 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8676 private int mFlags; 8677 } 8678 8679 private final class ServiceIntentResolver 8680 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8681 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8682 boolean defaultOnly, int userId) { 8683 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8684 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8685 } 8686 8687 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8688 int userId) { 8689 if (!sUserManager.exists(userId)) return null; 8690 mFlags = flags; 8691 return super.queryIntent(intent, resolvedType, 8692 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8693 } 8694 8695 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8696 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8697 if (!sUserManager.exists(userId)) return null; 8698 if (packageServices == null) { 8699 return null; 8700 } 8701 mFlags = flags; 8702 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8703 final int N = packageServices.size(); 8704 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8705 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8706 8707 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8708 for (int i = 0; i < N; ++i) { 8709 intentFilters = packageServices.get(i).intents; 8710 if (intentFilters != null && intentFilters.size() > 0) { 8711 PackageParser.ServiceIntentInfo[] array = 8712 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8713 intentFilters.toArray(array); 8714 listCut.add(array); 8715 } 8716 } 8717 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8718 } 8719 8720 public final void addService(PackageParser.Service s) { 8721 mServices.put(s.getComponentName(), s); 8722 if (DEBUG_SHOW_INFO) { 8723 Log.v(TAG, " " 8724 + (s.info.nonLocalizedLabel != null 8725 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8726 Log.v(TAG, " Class=" + s.info.name); 8727 } 8728 final int NI = s.intents.size(); 8729 int j; 8730 for (j=0; j<NI; j++) { 8731 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8732 if (DEBUG_SHOW_INFO) { 8733 Log.v(TAG, " IntentFilter:"); 8734 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8735 } 8736 if (!intent.debugCheck()) { 8737 Log.w(TAG, "==> For Service " + s.info.name); 8738 } 8739 addFilter(intent); 8740 } 8741 } 8742 8743 public final void removeService(PackageParser.Service s) { 8744 mServices.remove(s.getComponentName()); 8745 if (DEBUG_SHOW_INFO) { 8746 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8747 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8748 Log.v(TAG, " Class=" + s.info.name); 8749 } 8750 final int NI = s.intents.size(); 8751 int j; 8752 for (j=0; j<NI; j++) { 8753 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8754 if (DEBUG_SHOW_INFO) { 8755 Log.v(TAG, " IntentFilter:"); 8756 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8757 } 8758 removeFilter(intent); 8759 } 8760 } 8761 8762 @Override 8763 protected boolean allowFilterResult( 8764 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8765 ServiceInfo filterSi = filter.service.info; 8766 for (int i=dest.size()-1; i>=0; i--) { 8767 ServiceInfo destAi = dest.get(i).serviceInfo; 8768 if (destAi.name == filterSi.name 8769 && destAi.packageName == filterSi.packageName) { 8770 return false; 8771 } 8772 } 8773 return true; 8774 } 8775 8776 @Override 8777 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8778 return new PackageParser.ServiceIntentInfo[size]; 8779 } 8780 8781 @Override 8782 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8783 if (!sUserManager.exists(userId)) return true; 8784 PackageParser.Package p = filter.service.owner; 8785 if (p != null) { 8786 PackageSetting ps = (PackageSetting)p.mExtras; 8787 if (ps != null) { 8788 // System apps are never considered stopped for purposes of 8789 // filtering, because there may be no way for the user to 8790 // actually re-launch them. 8791 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8792 && ps.getStopped(userId); 8793 } 8794 } 8795 return false; 8796 } 8797 8798 @Override 8799 protected boolean isPackageForFilter(String packageName, 8800 PackageParser.ServiceIntentInfo info) { 8801 return packageName.equals(info.service.owner.packageName); 8802 } 8803 8804 @Override 8805 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8806 int match, int userId) { 8807 if (!sUserManager.exists(userId)) return null; 8808 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8809 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8810 return null; 8811 } 8812 final PackageParser.Service service = info.service; 8813 if (mSafeMode && (service.info.applicationInfo.flags 8814 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8815 return null; 8816 } 8817 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8818 if (ps == null) { 8819 return null; 8820 } 8821 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8822 ps.readUserState(userId), userId); 8823 if (si == null) { 8824 return null; 8825 } 8826 final ResolveInfo res = new ResolveInfo(); 8827 res.serviceInfo = si; 8828 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8829 res.filter = filter; 8830 } 8831 res.priority = info.getPriority(); 8832 res.preferredOrder = service.owner.mPreferredOrder; 8833 res.match = match; 8834 res.isDefault = info.hasDefault; 8835 res.labelRes = info.labelRes; 8836 res.nonLocalizedLabel = info.nonLocalizedLabel; 8837 res.icon = info.icon; 8838 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8839 return res; 8840 } 8841 8842 @Override 8843 protected void sortResults(List<ResolveInfo> results) { 8844 Collections.sort(results, mResolvePrioritySorter); 8845 } 8846 8847 @Override 8848 protected void dumpFilter(PrintWriter out, String prefix, 8849 PackageParser.ServiceIntentInfo filter) { 8850 out.print(prefix); out.print( 8851 Integer.toHexString(System.identityHashCode(filter.service))); 8852 out.print(' '); 8853 filter.service.printComponentShortName(out); 8854 out.print(" filter "); 8855 out.println(Integer.toHexString(System.identityHashCode(filter))); 8856 } 8857 8858 @Override 8859 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8860 return filter.service; 8861 } 8862 8863 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8864 PackageParser.Service service = (PackageParser.Service)label; 8865 out.print(prefix); out.print( 8866 Integer.toHexString(System.identityHashCode(service))); 8867 out.print(' '); 8868 service.printComponentShortName(out); 8869 if (count > 1) { 8870 out.print(" ("); out.print(count); out.print(" filters)"); 8871 } 8872 out.println(); 8873 } 8874 8875// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8876// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8877// final List<ResolveInfo> retList = Lists.newArrayList(); 8878// while (i.hasNext()) { 8879// final ResolveInfo resolveInfo = (ResolveInfo) i; 8880// if (isEnabledLP(resolveInfo.serviceInfo)) { 8881// retList.add(resolveInfo); 8882// } 8883// } 8884// return retList; 8885// } 8886 8887 // Keys are String (activity class name), values are Activity. 8888 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8889 = new ArrayMap<ComponentName, PackageParser.Service>(); 8890 private int mFlags; 8891 }; 8892 8893 private final class ProviderIntentResolver 8894 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8895 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8896 boolean defaultOnly, int userId) { 8897 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8898 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8899 } 8900 8901 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8902 int userId) { 8903 if (!sUserManager.exists(userId)) 8904 return null; 8905 mFlags = flags; 8906 return super.queryIntent(intent, resolvedType, 8907 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8908 } 8909 8910 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8911 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8912 if (!sUserManager.exists(userId)) 8913 return null; 8914 if (packageProviders == null) { 8915 return null; 8916 } 8917 mFlags = flags; 8918 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8919 final int N = packageProviders.size(); 8920 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8921 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8922 8923 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8924 for (int i = 0; i < N; ++i) { 8925 intentFilters = packageProviders.get(i).intents; 8926 if (intentFilters != null && intentFilters.size() > 0) { 8927 PackageParser.ProviderIntentInfo[] array = 8928 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8929 intentFilters.toArray(array); 8930 listCut.add(array); 8931 } 8932 } 8933 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8934 } 8935 8936 public final void addProvider(PackageParser.Provider p) { 8937 if (mProviders.containsKey(p.getComponentName())) { 8938 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8939 return; 8940 } 8941 8942 mProviders.put(p.getComponentName(), p); 8943 if (DEBUG_SHOW_INFO) { 8944 Log.v(TAG, " " 8945 + (p.info.nonLocalizedLabel != null 8946 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8947 Log.v(TAG, " Class=" + p.info.name); 8948 } 8949 final int NI = p.intents.size(); 8950 int j; 8951 for (j = 0; j < NI; j++) { 8952 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8953 if (DEBUG_SHOW_INFO) { 8954 Log.v(TAG, " IntentFilter:"); 8955 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8956 } 8957 if (!intent.debugCheck()) { 8958 Log.w(TAG, "==> For Provider " + p.info.name); 8959 } 8960 addFilter(intent); 8961 } 8962 } 8963 8964 public final void removeProvider(PackageParser.Provider p) { 8965 mProviders.remove(p.getComponentName()); 8966 if (DEBUG_SHOW_INFO) { 8967 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8968 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8969 Log.v(TAG, " Class=" + p.info.name); 8970 } 8971 final int NI = p.intents.size(); 8972 int j; 8973 for (j = 0; j < NI; j++) { 8974 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8975 if (DEBUG_SHOW_INFO) { 8976 Log.v(TAG, " IntentFilter:"); 8977 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8978 } 8979 removeFilter(intent); 8980 } 8981 } 8982 8983 @Override 8984 protected boolean allowFilterResult( 8985 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8986 ProviderInfo filterPi = filter.provider.info; 8987 for (int i = dest.size() - 1; i >= 0; i--) { 8988 ProviderInfo destPi = dest.get(i).providerInfo; 8989 if (destPi.name == filterPi.name 8990 && destPi.packageName == filterPi.packageName) { 8991 return false; 8992 } 8993 } 8994 return true; 8995 } 8996 8997 @Override 8998 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8999 return new PackageParser.ProviderIntentInfo[size]; 9000 } 9001 9002 @Override 9003 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9004 if (!sUserManager.exists(userId)) 9005 return true; 9006 PackageParser.Package p = filter.provider.owner; 9007 if (p != null) { 9008 PackageSetting ps = (PackageSetting) p.mExtras; 9009 if (ps != null) { 9010 // System apps are never considered stopped for purposes of 9011 // filtering, because there may be no way for the user to 9012 // actually re-launch them. 9013 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9014 && ps.getStopped(userId); 9015 } 9016 } 9017 return false; 9018 } 9019 9020 @Override 9021 protected boolean isPackageForFilter(String packageName, 9022 PackageParser.ProviderIntentInfo info) { 9023 return packageName.equals(info.provider.owner.packageName); 9024 } 9025 9026 @Override 9027 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9028 int match, int userId) { 9029 if (!sUserManager.exists(userId)) 9030 return null; 9031 final PackageParser.ProviderIntentInfo info = filter; 9032 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9033 return null; 9034 } 9035 final PackageParser.Provider provider = info.provider; 9036 if (mSafeMode && (provider.info.applicationInfo.flags 9037 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9038 return null; 9039 } 9040 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9041 if (ps == null) { 9042 return null; 9043 } 9044 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9045 ps.readUserState(userId), userId); 9046 if (pi == null) { 9047 return null; 9048 } 9049 final ResolveInfo res = new ResolveInfo(); 9050 res.providerInfo = pi; 9051 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9052 res.filter = filter; 9053 } 9054 res.priority = info.getPriority(); 9055 res.preferredOrder = provider.owner.mPreferredOrder; 9056 res.match = match; 9057 res.isDefault = info.hasDefault; 9058 res.labelRes = info.labelRes; 9059 res.nonLocalizedLabel = info.nonLocalizedLabel; 9060 res.icon = info.icon; 9061 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9062 return res; 9063 } 9064 9065 @Override 9066 protected void sortResults(List<ResolveInfo> results) { 9067 Collections.sort(results, mResolvePrioritySorter); 9068 } 9069 9070 @Override 9071 protected void dumpFilter(PrintWriter out, String prefix, 9072 PackageParser.ProviderIntentInfo filter) { 9073 out.print(prefix); 9074 out.print( 9075 Integer.toHexString(System.identityHashCode(filter.provider))); 9076 out.print(' '); 9077 filter.provider.printComponentShortName(out); 9078 out.print(" filter "); 9079 out.println(Integer.toHexString(System.identityHashCode(filter))); 9080 } 9081 9082 @Override 9083 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9084 return filter.provider; 9085 } 9086 9087 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9088 PackageParser.Provider provider = (PackageParser.Provider)label; 9089 out.print(prefix); out.print( 9090 Integer.toHexString(System.identityHashCode(provider))); 9091 out.print(' '); 9092 provider.printComponentShortName(out); 9093 if (count > 1) { 9094 out.print(" ("); out.print(count); out.print(" filters)"); 9095 } 9096 out.println(); 9097 } 9098 9099 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9100 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9101 private int mFlags; 9102 }; 9103 9104 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9105 new Comparator<ResolveInfo>() { 9106 public int compare(ResolveInfo r1, ResolveInfo r2) { 9107 int v1 = r1.priority; 9108 int v2 = r2.priority; 9109 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9110 if (v1 != v2) { 9111 return (v1 > v2) ? -1 : 1; 9112 } 9113 v1 = r1.preferredOrder; 9114 v2 = r2.preferredOrder; 9115 if (v1 != v2) { 9116 return (v1 > v2) ? -1 : 1; 9117 } 9118 if (r1.isDefault != r2.isDefault) { 9119 return r1.isDefault ? -1 : 1; 9120 } 9121 v1 = r1.match; 9122 v2 = r2.match; 9123 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9124 if (v1 != v2) { 9125 return (v1 > v2) ? -1 : 1; 9126 } 9127 if (r1.system != r2.system) { 9128 return r1.system ? -1 : 1; 9129 } 9130 return 0; 9131 } 9132 }; 9133 9134 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9135 new Comparator<ProviderInfo>() { 9136 public int compare(ProviderInfo p1, ProviderInfo p2) { 9137 final int v1 = p1.initOrder; 9138 final int v2 = p2.initOrder; 9139 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9140 } 9141 }; 9142 9143 final void sendPackageBroadcast(final String action, final String pkg, 9144 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9145 final int[] userIds) { 9146 mHandler.post(new Runnable() { 9147 @Override 9148 public void run() { 9149 try { 9150 final IActivityManager am = ActivityManagerNative.getDefault(); 9151 if (am == null) return; 9152 final int[] resolvedUserIds; 9153 if (userIds == null) { 9154 resolvedUserIds = am.getRunningUserIds(); 9155 } else { 9156 resolvedUserIds = userIds; 9157 } 9158 for (int id : resolvedUserIds) { 9159 final Intent intent = new Intent(action, 9160 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9161 if (extras != null) { 9162 intent.putExtras(extras); 9163 } 9164 if (targetPkg != null) { 9165 intent.setPackage(targetPkg); 9166 } 9167 // Modify the UID when posting to other users 9168 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9169 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9170 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9171 intent.putExtra(Intent.EXTRA_UID, uid); 9172 } 9173 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9174 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9175 if (DEBUG_BROADCASTS) { 9176 RuntimeException here = new RuntimeException("here"); 9177 here.fillInStackTrace(); 9178 Slog.d(TAG, "Sending to user " + id + ": " 9179 + intent.toShortString(false, true, false, false) 9180 + " " + intent.getExtras(), here); 9181 } 9182 am.broadcastIntent(null, intent, null, finishedReceiver, 9183 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9184 null, finishedReceiver != null, false, id); 9185 } 9186 } catch (RemoteException ex) { 9187 } 9188 } 9189 }); 9190 } 9191 9192 /** 9193 * Check if the external storage media is available. This is true if there 9194 * is a mounted external storage medium or if the external storage is 9195 * emulated. 9196 */ 9197 private boolean isExternalMediaAvailable() { 9198 return mMediaMounted || Environment.isExternalStorageEmulated(); 9199 } 9200 9201 @Override 9202 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9203 // writer 9204 synchronized (mPackages) { 9205 if (!isExternalMediaAvailable()) { 9206 // If the external storage is no longer mounted at this point, 9207 // the caller may not have been able to delete all of this 9208 // packages files and can not delete any more. Bail. 9209 return null; 9210 } 9211 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9212 if (lastPackage != null) { 9213 pkgs.remove(lastPackage); 9214 } 9215 if (pkgs.size() > 0) { 9216 return pkgs.get(0); 9217 } 9218 } 9219 return null; 9220 } 9221 9222 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9223 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9224 userId, andCode ? 1 : 0, packageName); 9225 if (mSystemReady) { 9226 msg.sendToTarget(); 9227 } else { 9228 if (mPostSystemReadyMessages == null) { 9229 mPostSystemReadyMessages = new ArrayList<>(); 9230 } 9231 mPostSystemReadyMessages.add(msg); 9232 } 9233 } 9234 9235 void startCleaningPackages() { 9236 // reader 9237 synchronized (mPackages) { 9238 if (!isExternalMediaAvailable()) { 9239 return; 9240 } 9241 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9242 return; 9243 } 9244 } 9245 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9246 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9247 IActivityManager am = ActivityManagerNative.getDefault(); 9248 if (am != null) { 9249 try { 9250 am.startService(null, intent, null, mContext.getOpPackageName(), 9251 UserHandle.USER_OWNER); 9252 } catch (RemoteException e) { 9253 } 9254 } 9255 } 9256 9257 @Override 9258 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9259 int installFlags, String installerPackageName, VerificationParams verificationParams, 9260 String packageAbiOverride) { 9261 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9262 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9263 } 9264 9265 @Override 9266 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9267 int installFlags, String installerPackageName, VerificationParams verificationParams, 9268 String packageAbiOverride, int userId) { 9269 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9270 9271 final int callingUid = Binder.getCallingUid(); 9272 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9273 9274 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9275 try { 9276 if (observer != null) { 9277 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9278 } 9279 } catch (RemoteException re) { 9280 } 9281 return; 9282 } 9283 9284 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9285 installFlags |= PackageManager.INSTALL_FROM_ADB; 9286 9287 } else { 9288 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9289 // about installerPackageName. 9290 9291 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9292 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9293 } 9294 9295 UserHandle user; 9296 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9297 user = UserHandle.ALL; 9298 } else { 9299 user = new UserHandle(userId); 9300 } 9301 9302 // Only system components can circumvent runtime permissions when installing. 9303 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9304 && mContext.checkCallingOrSelfPermission(Manifest.permission 9305 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9306 throw new SecurityException("You need the " 9307 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9308 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9309 } 9310 9311 verificationParams.setInstallerUid(callingUid); 9312 9313 final File originFile = new File(originPath); 9314 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9315 9316 final Message msg = mHandler.obtainMessage(INIT_COPY); 9317 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9318 null, verificationParams, user, packageAbiOverride); 9319 mHandler.sendMessage(msg); 9320 } 9321 9322 void installStage(String packageName, File stagedDir, String stagedCid, 9323 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9324 String installerPackageName, int installerUid, UserHandle user) { 9325 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9326 params.referrerUri, installerUid, null); 9327 verifParams.setInstallerUid(installerUid); 9328 9329 final OriginInfo origin; 9330 if (stagedDir != null) { 9331 origin = OriginInfo.fromStagedFile(stagedDir); 9332 } else { 9333 origin = OriginInfo.fromStagedContainer(stagedCid); 9334 } 9335 9336 final Message msg = mHandler.obtainMessage(INIT_COPY); 9337 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9338 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9339 mHandler.sendMessage(msg); 9340 } 9341 9342 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9343 Bundle extras = new Bundle(1); 9344 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9345 9346 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9347 packageName, extras, null, null, new int[] {userId}); 9348 try { 9349 IActivityManager am = ActivityManagerNative.getDefault(); 9350 final boolean isSystem = 9351 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9352 if (isSystem && am.isUserRunning(userId, false)) { 9353 // The just-installed/enabled app is bundled on the system, so presumed 9354 // to be able to run automatically without needing an explicit launch. 9355 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9356 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9357 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9358 .setPackage(packageName); 9359 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9360 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9361 } 9362 } catch (RemoteException e) { 9363 // shouldn't happen 9364 Slog.w(TAG, "Unable to bootstrap installed package", e); 9365 } 9366 } 9367 9368 @Override 9369 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9370 int userId) { 9371 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9372 PackageSetting pkgSetting; 9373 final int uid = Binder.getCallingUid(); 9374 enforceCrossUserPermission(uid, userId, true, true, 9375 "setApplicationHiddenSetting for user " + userId); 9376 9377 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9378 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9379 return false; 9380 } 9381 9382 long callingId = Binder.clearCallingIdentity(); 9383 try { 9384 boolean sendAdded = false; 9385 boolean sendRemoved = false; 9386 // writer 9387 synchronized (mPackages) { 9388 pkgSetting = mSettings.mPackages.get(packageName); 9389 if (pkgSetting == null) { 9390 return false; 9391 } 9392 if (pkgSetting.getHidden(userId) != hidden) { 9393 pkgSetting.setHidden(hidden, userId); 9394 mSettings.writePackageRestrictionsLPr(userId); 9395 if (hidden) { 9396 sendRemoved = true; 9397 } else { 9398 sendAdded = true; 9399 } 9400 } 9401 } 9402 if (sendAdded) { 9403 sendPackageAddedForUser(packageName, pkgSetting, userId); 9404 return true; 9405 } 9406 if (sendRemoved) { 9407 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9408 "hiding pkg"); 9409 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9410 } 9411 } finally { 9412 Binder.restoreCallingIdentity(callingId); 9413 } 9414 return false; 9415 } 9416 9417 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9418 int userId) { 9419 final PackageRemovedInfo info = new PackageRemovedInfo(); 9420 info.removedPackage = packageName; 9421 info.removedUsers = new int[] {userId}; 9422 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9423 info.sendBroadcast(false, false, false); 9424 } 9425 9426 /** 9427 * Returns true if application is not found or there was an error. Otherwise it returns 9428 * the hidden state of the package for the given user. 9429 */ 9430 @Override 9431 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9432 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9433 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9434 false, "getApplicationHidden for user " + userId); 9435 PackageSetting pkgSetting; 9436 long callingId = Binder.clearCallingIdentity(); 9437 try { 9438 // writer 9439 synchronized (mPackages) { 9440 pkgSetting = mSettings.mPackages.get(packageName); 9441 if (pkgSetting == null) { 9442 return true; 9443 } 9444 return pkgSetting.getHidden(userId); 9445 } 9446 } finally { 9447 Binder.restoreCallingIdentity(callingId); 9448 } 9449 } 9450 9451 /** 9452 * @hide 9453 */ 9454 @Override 9455 public int installExistingPackageAsUser(String packageName, int userId) { 9456 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9457 null); 9458 PackageSetting pkgSetting; 9459 final int uid = Binder.getCallingUid(); 9460 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9461 + userId); 9462 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9463 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9464 } 9465 9466 long callingId = Binder.clearCallingIdentity(); 9467 try { 9468 boolean sendAdded = false; 9469 9470 // writer 9471 synchronized (mPackages) { 9472 pkgSetting = mSettings.mPackages.get(packageName); 9473 if (pkgSetting == null) { 9474 return PackageManager.INSTALL_FAILED_INVALID_URI; 9475 } 9476 if (!pkgSetting.getInstalled(userId)) { 9477 pkgSetting.setInstalled(true, userId); 9478 pkgSetting.setHidden(false, userId); 9479 mSettings.writePackageRestrictionsLPr(userId); 9480 sendAdded = true; 9481 } 9482 } 9483 9484 if (sendAdded) { 9485 sendPackageAddedForUser(packageName, pkgSetting, userId); 9486 } 9487 } finally { 9488 Binder.restoreCallingIdentity(callingId); 9489 } 9490 9491 return PackageManager.INSTALL_SUCCEEDED; 9492 } 9493 9494 boolean isUserRestricted(int userId, String restrictionKey) { 9495 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9496 if (restrictions.getBoolean(restrictionKey, false)) { 9497 Log.w(TAG, "User is restricted: " + restrictionKey); 9498 return true; 9499 } 9500 return false; 9501 } 9502 9503 @Override 9504 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9505 mContext.enforceCallingOrSelfPermission( 9506 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9507 "Only package verification agents can verify applications"); 9508 9509 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9510 final PackageVerificationResponse response = new PackageVerificationResponse( 9511 verificationCode, Binder.getCallingUid()); 9512 msg.arg1 = id; 9513 msg.obj = response; 9514 mHandler.sendMessage(msg); 9515 } 9516 9517 @Override 9518 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9519 long millisecondsToDelay) { 9520 mContext.enforceCallingOrSelfPermission( 9521 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9522 "Only package verification agents can extend verification timeouts"); 9523 9524 final PackageVerificationState state = mPendingVerification.get(id); 9525 final PackageVerificationResponse response = new PackageVerificationResponse( 9526 verificationCodeAtTimeout, Binder.getCallingUid()); 9527 9528 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9529 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9530 } 9531 if (millisecondsToDelay < 0) { 9532 millisecondsToDelay = 0; 9533 } 9534 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9535 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9536 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9537 } 9538 9539 if ((state != null) && !state.timeoutExtended()) { 9540 state.extendTimeout(); 9541 9542 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9543 msg.arg1 = id; 9544 msg.obj = response; 9545 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9546 } 9547 } 9548 9549 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9550 int verificationCode, UserHandle user) { 9551 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9552 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9553 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9554 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9555 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9556 9557 mContext.sendBroadcastAsUser(intent, user, 9558 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9559 } 9560 9561 private ComponentName matchComponentForVerifier(String packageName, 9562 List<ResolveInfo> receivers) { 9563 ActivityInfo targetReceiver = null; 9564 9565 final int NR = receivers.size(); 9566 for (int i = 0; i < NR; i++) { 9567 final ResolveInfo info = receivers.get(i); 9568 if (info.activityInfo == null) { 9569 continue; 9570 } 9571 9572 if (packageName.equals(info.activityInfo.packageName)) { 9573 targetReceiver = info.activityInfo; 9574 break; 9575 } 9576 } 9577 9578 if (targetReceiver == null) { 9579 return null; 9580 } 9581 9582 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9583 } 9584 9585 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9586 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9587 if (pkgInfo.verifiers.length == 0) { 9588 return null; 9589 } 9590 9591 final int N = pkgInfo.verifiers.length; 9592 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9593 for (int i = 0; i < N; i++) { 9594 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9595 9596 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9597 receivers); 9598 if (comp == null) { 9599 continue; 9600 } 9601 9602 final int verifierUid = getUidForVerifier(verifierInfo); 9603 if (verifierUid == -1) { 9604 continue; 9605 } 9606 9607 if (DEBUG_VERIFY) { 9608 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9609 + " with the correct signature"); 9610 } 9611 sufficientVerifiers.add(comp); 9612 verificationState.addSufficientVerifier(verifierUid); 9613 } 9614 9615 return sufficientVerifiers; 9616 } 9617 9618 private int getUidForVerifier(VerifierInfo verifierInfo) { 9619 synchronized (mPackages) { 9620 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9621 if (pkg == null) { 9622 return -1; 9623 } else if (pkg.mSignatures.length != 1) { 9624 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9625 + " has more than one signature; ignoring"); 9626 return -1; 9627 } 9628 9629 /* 9630 * If the public key of the package's signature does not match 9631 * our expected public key, then this is a different package and 9632 * we should skip. 9633 */ 9634 9635 final byte[] expectedPublicKey; 9636 try { 9637 final Signature verifierSig = pkg.mSignatures[0]; 9638 final PublicKey publicKey = verifierSig.getPublicKey(); 9639 expectedPublicKey = publicKey.getEncoded(); 9640 } catch (CertificateException e) { 9641 return -1; 9642 } 9643 9644 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9645 9646 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9647 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9648 + " does not have the expected public key; ignoring"); 9649 return -1; 9650 } 9651 9652 return pkg.applicationInfo.uid; 9653 } 9654 } 9655 9656 @Override 9657 public void finishPackageInstall(int token) { 9658 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9659 9660 if (DEBUG_INSTALL) { 9661 Slog.v(TAG, "BM finishing package install for " + token); 9662 } 9663 9664 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9665 mHandler.sendMessage(msg); 9666 } 9667 9668 /** 9669 * Get the verification agent timeout. 9670 * 9671 * @return verification timeout in milliseconds 9672 */ 9673 private long getVerificationTimeout() { 9674 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9675 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9676 DEFAULT_VERIFICATION_TIMEOUT); 9677 } 9678 9679 /** 9680 * Get the default verification agent response code. 9681 * 9682 * @return default verification response code 9683 */ 9684 private int getDefaultVerificationResponse() { 9685 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9686 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9687 DEFAULT_VERIFICATION_RESPONSE); 9688 } 9689 9690 /** 9691 * Check whether or not package verification has been enabled. 9692 * 9693 * @return true if verification should be performed 9694 */ 9695 private boolean isVerificationEnabled(int userId, int installFlags) { 9696 if (!DEFAULT_VERIFY_ENABLE) { 9697 return false; 9698 } 9699 9700 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9701 9702 // Check if installing from ADB 9703 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9704 // Do not run verification in a test harness environment 9705 if (ActivityManager.isRunningInTestHarness()) { 9706 return false; 9707 } 9708 if (ensureVerifyAppsEnabled) { 9709 return true; 9710 } 9711 // Check if the developer does not want package verification for ADB installs 9712 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9713 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9714 return false; 9715 } 9716 } 9717 9718 if (ensureVerifyAppsEnabled) { 9719 return true; 9720 } 9721 9722 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9723 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9724 } 9725 9726 @Override 9727 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9728 throws RemoteException { 9729 mContext.enforceCallingOrSelfPermission( 9730 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9731 "Only intentfilter verification agents can verify applications"); 9732 9733 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9734 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9735 Binder.getCallingUid(), verificationCode, failedDomains); 9736 msg.arg1 = id; 9737 msg.obj = response; 9738 mHandler.sendMessage(msg); 9739 } 9740 9741 @Override 9742 public int getIntentVerificationStatus(String packageName, int userId) { 9743 synchronized (mPackages) { 9744 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9745 } 9746 } 9747 9748 @Override 9749 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9750 mContext.enforceCallingOrSelfPermission( 9751 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9752 9753 boolean result = false; 9754 synchronized (mPackages) { 9755 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9756 } 9757 if (result) { 9758 scheduleWritePackageRestrictionsLocked(userId); 9759 } 9760 return result; 9761 } 9762 9763 @Override 9764 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9765 synchronized (mPackages) { 9766 return mSettings.getIntentFilterVerificationsLPr(packageName); 9767 } 9768 } 9769 9770 @Override 9771 public List<IntentFilter> getAllIntentFilters(String packageName) { 9772 if (TextUtils.isEmpty(packageName)) { 9773 return Collections.<IntentFilter>emptyList(); 9774 } 9775 synchronized (mPackages) { 9776 PackageParser.Package pkg = mPackages.get(packageName); 9777 if (pkg == null || pkg.activities == null) { 9778 return Collections.<IntentFilter>emptyList(); 9779 } 9780 final int count = pkg.activities.size(); 9781 ArrayList<IntentFilter> result = new ArrayList<>(); 9782 for (int n=0; n<count; n++) { 9783 PackageParser.Activity activity = pkg.activities.get(n); 9784 if (activity.intents != null || activity.intents.size() > 0) { 9785 result.addAll(activity.intents); 9786 } 9787 } 9788 return result; 9789 } 9790 } 9791 9792 @Override 9793 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9794 mContext.enforceCallingOrSelfPermission( 9795 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9796 9797 synchronized (mPackages) { 9798 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9799 if (packageName != null) { 9800 result |= updateIntentVerificationStatus(packageName, 9801 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9802 UserHandle.myUserId()); 9803 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9804 packageName, userId); 9805 } 9806 return result; 9807 } 9808 } 9809 9810 @Override 9811 public String getDefaultBrowserPackageName(int userId) { 9812 synchronized (mPackages) { 9813 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9814 } 9815 } 9816 9817 /** 9818 * Get the "allow unknown sources" setting. 9819 * 9820 * @return the current "allow unknown sources" setting 9821 */ 9822 private int getUnknownSourcesSettings() { 9823 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9824 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9825 -1); 9826 } 9827 9828 @Override 9829 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9830 final int uid = Binder.getCallingUid(); 9831 // writer 9832 synchronized (mPackages) { 9833 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9834 if (targetPackageSetting == null) { 9835 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9836 } 9837 9838 PackageSetting installerPackageSetting; 9839 if (installerPackageName != null) { 9840 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9841 if (installerPackageSetting == null) { 9842 throw new IllegalArgumentException("Unknown installer package: " 9843 + installerPackageName); 9844 } 9845 } else { 9846 installerPackageSetting = null; 9847 } 9848 9849 Signature[] callerSignature; 9850 Object obj = mSettings.getUserIdLPr(uid); 9851 if (obj != null) { 9852 if (obj instanceof SharedUserSetting) { 9853 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9854 } else if (obj instanceof PackageSetting) { 9855 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9856 } else { 9857 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9858 } 9859 } else { 9860 throw new SecurityException("Unknown calling uid " + uid); 9861 } 9862 9863 // Verify: can't set installerPackageName to a package that is 9864 // not signed with the same cert as the caller. 9865 if (installerPackageSetting != null) { 9866 if (compareSignatures(callerSignature, 9867 installerPackageSetting.signatures.mSignatures) 9868 != PackageManager.SIGNATURE_MATCH) { 9869 throw new SecurityException( 9870 "Caller does not have same cert as new installer package " 9871 + installerPackageName); 9872 } 9873 } 9874 9875 // Verify: if target already has an installer package, it must 9876 // be signed with the same cert as the caller. 9877 if (targetPackageSetting.installerPackageName != null) { 9878 PackageSetting setting = mSettings.mPackages.get( 9879 targetPackageSetting.installerPackageName); 9880 // If the currently set package isn't valid, then it's always 9881 // okay to change it. 9882 if (setting != null) { 9883 if (compareSignatures(callerSignature, 9884 setting.signatures.mSignatures) 9885 != PackageManager.SIGNATURE_MATCH) { 9886 throw new SecurityException( 9887 "Caller does not have same cert as old installer package " 9888 + targetPackageSetting.installerPackageName); 9889 } 9890 } 9891 } 9892 9893 // Okay! 9894 targetPackageSetting.installerPackageName = installerPackageName; 9895 scheduleWriteSettingsLocked(); 9896 } 9897 } 9898 9899 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9900 // Queue up an async operation since the package installation may take a little while. 9901 mHandler.post(new Runnable() { 9902 public void run() { 9903 mHandler.removeCallbacks(this); 9904 // Result object to be returned 9905 PackageInstalledInfo res = new PackageInstalledInfo(); 9906 res.returnCode = currentStatus; 9907 res.uid = -1; 9908 res.pkg = null; 9909 res.removedInfo = new PackageRemovedInfo(); 9910 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9911 args.doPreInstall(res.returnCode); 9912 synchronized (mInstallLock) { 9913 installPackageLI(args, res); 9914 } 9915 args.doPostInstall(res.returnCode, res.uid); 9916 } 9917 9918 // A restore should be performed at this point if (a) the install 9919 // succeeded, (b) the operation is not an update, and (c) the new 9920 // package has not opted out of backup participation. 9921 final boolean update = res.removedInfo.removedPackage != null; 9922 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9923 boolean doRestore = !update 9924 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9925 9926 // Set up the post-install work request bookkeeping. This will be used 9927 // and cleaned up by the post-install event handling regardless of whether 9928 // there's a restore pass performed. Token values are >= 1. 9929 int token; 9930 if (mNextInstallToken < 0) mNextInstallToken = 1; 9931 token = mNextInstallToken++; 9932 9933 PostInstallData data = new PostInstallData(args, res); 9934 mRunningInstalls.put(token, data); 9935 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9936 9937 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9938 // Pass responsibility to the Backup Manager. It will perform a 9939 // restore if appropriate, then pass responsibility back to the 9940 // Package Manager to run the post-install observer callbacks 9941 // and broadcasts. 9942 IBackupManager bm = IBackupManager.Stub.asInterface( 9943 ServiceManager.getService(Context.BACKUP_SERVICE)); 9944 if (bm != null) { 9945 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9946 + " to BM for possible restore"); 9947 try { 9948 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9949 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9950 } else { 9951 doRestore = false; 9952 } 9953 } catch (RemoteException e) { 9954 // can't happen; the backup manager is local 9955 } catch (Exception e) { 9956 Slog.e(TAG, "Exception trying to enqueue restore", e); 9957 doRestore = false; 9958 } 9959 } else { 9960 Slog.e(TAG, "Backup Manager not found!"); 9961 doRestore = false; 9962 } 9963 } 9964 9965 if (!doRestore) { 9966 // No restore possible, or the Backup Manager was mysteriously not 9967 // available -- just fire the post-install work request directly. 9968 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9969 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9970 mHandler.sendMessage(msg); 9971 } 9972 } 9973 }); 9974 } 9975 9976 private abstract class HandlerParams { 9977 private static final int MAX_RETRIES = 4; 9978 9979 /** 9980 * Number of times startCopy() has been attempted and had a non-fatal 9981 * error. 9982 */ 9983 private int mRetries = 0; 9984 9985 /** User handle for the user requesting the information or installation. */ 9986 private final UserHandle mUser; 9987 9988 HandlerParams(UserHandle user) { 9989 mUser = user; 9990 } 9991 9992 UserHandle getUser() { 9993 return mUser; 9994 } 9995 9996 final boolean startCopy() { 9997 boolean res; 9998 try { 9999 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10000 10001 if (++mRetries > MAX_RETRIES) { 10002 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10003 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10004 handleServiceError(); 10005 return false; 10006 } else { 10007 handleStartCopy(); 10008 res = true; 10009 } 10010 } catch (RemoteException e) { 10011 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10012 mHandler.sendEmptyMessage(MCS_RECONNECT); 10013 res = false; 10014 } 10015 handleReturnCode(); 10016 return res; 10017 } 10018 10019 final void serviceError() { 10020 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10021 handleServiceError(); 10022 handleReturnCode(); 10023 } 10024 10025 abstract void handleStartCopy() throws RemoteException; 10026 abstract void handleServiceError(); 10027 abstract void handleReturnCode(); 10028 } 10029 10030 class MeasureParams extends HandlerParams { 10031 private final PackageStats mStats; 10032 private boolean mSuccess; 10033 10034 private final IPackageStatsObserver mObserver; 10035 10036 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10037 super(new UserHandle(stats.userHandle)); 10038 mObserver = observer; 10039 mStats = stats; 10040 } 10041 10042 @Override 10043 public String toString() { 10044 return "MeasureParams{" 10045 + Integer.toHexString(System.identityHashCode(this)) 10046 + " " + mStats.packageName + "}"; 10047 } 10048 10049 @Override 10050 void handleStartCopy() throws RemoteException { 10051 synchronized (mInstallLock) { 10052 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10053 } 10054 10055 if (mSuccess) { 10056 final boolean mounted; 10057 if (Environment.isExternalStorageEmulated()) { 10058 mounted = true; 10059 } else { 10060 final String status = Environment.getExternalStorageState(); 10061 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10062 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10063 } 10064 10065 if (mounted) { 10066 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10067 10068 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10069 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10070 10071 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10072 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10073 10074 // Always subtract cache size, since it's a subdirectory 10075 mStats.externalDataSize -= mStats.externalCacheSize; 10076 10077 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10078 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10079 10080 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10081 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10082 } 10083 } 10084 } 10085 10086 @Override 10087 void handleReturnCode() { 10088 if (mObserver != null) { 10089 try { 10090 mObserver.onGetStatsCompleted(mStats, mSuccess); 10091 } catch (RemoteException e) { 10092 Slog.i(TAG, "Observer no longer exists."); 10093 } 10094 } 10095 } 10096 10097 @Override 10098 void handleServiceError() { 10099 Slog.e(TAG, "Could not measure application " + mStats.packageName 10100 + " external storage"); 10101 } 10102 } 10103 10104 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10105 throws RemoteException { 10106 long result = 0; 10107 for (File path : paths) { 10108 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10109 } 10110 return result; 10111 } 10112 10113 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10114 for (File path : paths) { 10115 try { 10116 mcs.clearDirectory(path.getAbsolutePath()); 10117 } catch (RemoteException e) { 10118 } 10119 } 10120 } 10121 10122 static class OriginInfo { 10123 /** 10124 * Location where install is coming from, before it has been 10125 * copied/renamed into place. This could be a single monolithic APK 10126 * file, or a cluster directory. This location may be untrusted. 10127 */ 10128 final File file; 10129 final String cid; 10130 10131 /** 10132 * Flag indicating that {@link #file} or {@link #cid} has already been 10133 * staged, meaning downstream users don't need to defensively copy the 10134 * contents. 10135 */ 10136 final boolean staged; 10137 10138 /** 10139 * Flag indicating that {@link #file} or {@link #cid} is an already 10140 * installed app that is being moved. 10141 */ 10142 final boolean existing; 10143 10144 final String resolvedPath; 10145 final File resolvedFile; 10146 10147 static OriginInfo fromNothing() { 10148 return new OriginInfo(null, null, false, false); 10149 } 10150 10151 static OriginInfo fromUntrustedFile(File file) { 10152 return new OriginInfo(file, null, false, false); 10153 } 10154 10155 static OriginInfo fromExistingFile(File file) { 10156 return new OriginInfo(file, null, false, true); 10157 } 10158 10159 static OriginInfo fromStagedFile(File file) { 10160 return new OriginInfo(file, null, true, false); 10161 } 10162 10163 static OriginInfo fromStagedContainer(String cid) { 10164 return new OriginInfo(null, cid, true, false); 10165 } 10166 10167 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10168 this.file = file; 10169 this.cid = cid; 10170 this.staged = staged; 10171 this.existing = existing; 10172 10173 if (cid != null) { 10174 resolvedPath = PackageHelper.getSdDir(cid); 10175 resolvedFile = new File(resolvedPath); 10176 } else if (file != null) { 10177 resolvedPath = file.getAbsolutePath(); 10178 resolvedFile = file; 10179 } else { 10180 resolvedPath = null; 10181 resolvedFile = null; 10182 } 10183 } 10184 } 10185 10186 class MoveInfo { 10187 final int moveId; 10188 final String fromUuid; 10189 final String toUuid; 10190 final String packageName; 10191 final String dataAppName; 10192 final int appId; 10193 final String seinfo; 10194 10195 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10196 String dataAppName, int appId, String seinfo) { 10197 this.moveId = moveId; 10198 this.fromUuid = fromUuid; 10199 this.toUuid = toUuid; 10200 this.packageName = packageName; 10201 this.dataAppName = dataAppName; 10202 this.appId = appId; 10203 this.seinfo = seinfo; 10204 } 10205 } 10206 10207 class InstallParams extends HandlerParams { 10208 final OriginInfo origin; 10209 final MoveInfo move; 10210 final IPackageInstallObserver2 observer; 10211 int installFlags; 10212 final String installerPackageName; 10213 final String volumeUuid; 10214 final VerificationParams verificationParams; 10215 private InstallArgs mArgs; 10216 private int mRet; 10217 final String packageAbiOverride; 10218 10219 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10220 int installFlags, String installerPackageName, String volumeUuid, 10221 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10222 super(user); 10223 this.origin = origin; 10224 this.move = move; 10225 this.observer = observer; 10226 this.installFlags = installFlags; 10227 this.installerPackageName = installerPackageName; 10228 this.volumeUuid = volumeUuid; 10229 this.verificationParams = verificationParams; 10230 this.packageAbiOverride = packageAbiOverride; 10231 } 10232 10233 @Override 10234 public String toString() { 10235 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10236 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10237 } 10238 10239 public ManifestDigest getManifestDigest() { 10240 if (verificationParams == null) { 10241 return null; 10242 } 10243 return verificationParams.getManifestDigest(); 10244 } 10245 10246 private int installLocationPolicy(PackageInfoLite pkgLite) { 10247 String packageName = pkgLite.packageName; 10248 int installLocation = pkgLite.installLocation; 10249 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10250 // reader 10251 synchronized (mPackages) { 10252 PackageParser.Package pkg = mPackages.get(packageName); 10253 if (pkg != null) { 10254 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10255 // Check for downgrading. 10256 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10257 try { 10258 checkDowngrade(pkg, pkgLite); 10259 } catch (PackageManagerException e) { 10260 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10261 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10262 } 10263 } 10264 // Check for updated system application. 10265 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10266 if (onSd) { 10267 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10268 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10269 } 10270 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10271 } else { 10272 if (onSd) { 10273 // Install flag overrides everything. 10274 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10275 } 10276 // If current upgrade specifies particular preference 10277 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10278 // Application explicitly specified internal. 10279 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10280 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10281 // App explictly prefers external. Let policy decide 10282 } else { 10283 // Prefer previous location 10284 if (isExternal(pkg)) { 10285 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10286 } 10287 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10288 } 10289 } 10290 } else { 10291 // Invalid install. Return error code 10292 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10293 } 10294 } 10295 } 10296 // All the special cases have been taken care of. 10297 // Return result based on recommended install location. 10298 if (onSd) { 10299 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10300 } 10301 return pkgLite.recommendedInstallLocation; 10302 } 10303 10304 /* 10305 * Invoke remote method to get package information and install 10306 * location values. Override install location based on default 10307 * policy if needed and then create install arguments based 10308 * on the install location. 10309 */ 10310 public void handleStartCopy() throws RemoteException { 10311 int ret = PackageManager.INSTALL_SUCCEEDED; 10312 10313 // If we're already staged, we've firmly committed to an install location 10314 if (origin.staged) { 10315 if (origin.file != null) { 10316 installFlags |= PackageManager.INSTALL_INTERNAL; 10317 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10318 } else if (origin.cid != null) { 10319 installFlags |= PackageManager.INSTALL_EXTERNAL; 10320 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10321 } else { 10322 throw new IllegalStateException("Invalid stage location"); 10323 } 10324 } 10325 10326 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10327 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10328 10329 PackageInfoLite pkgLite = null; 10330 10331 if (onInt && onSd) { 10332 // Check if both bits are set. 10333 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10334 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10335 } else { 10336 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10337 packageAbiOverride); 10338 10339 /* 10340 * If we have too little free space, try to free cache 10341 * before giving up. 10342 */ 10343 if (!origin.staged && pkgLite.recommendedInstallLocation 10344 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10345 // TODO: focus freeing disk space on the target device 10346 final StorageManager storage = StorageManager.from(mContext); 10347 final long lowThreshold = storage.getStorageLowBytes( 10348 Environment.getDataDirectory()); 10349 10350 final long sizeBytes = mContainerService.calculateInstalledSize( 10351 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10352 10353 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10354 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10355 installFlags, packageAbiOverride); 10356 } 10357 10358 /* 10359 * The cache free must have deleted the file we 10360 * downloaded to install. 10361 * 10362 * TODO: fix the "freeCache" call to not delete 10363 * the file we care about. 10364 */ 10365 if (pkgLite.recommendedInstallLocation 10366 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10367 pkgLite.recommendedInstallLocation 10368 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10369 } 10370 } 10371 } 10372 10373 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10374 int loc = pkgLite.recommendedInstallLocation; 10375 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10376 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10377 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10378 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10379 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10380 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10381 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10382 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10383 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10384 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10385 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10386 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10387 } else { 10388 // Override with defaults if needed. 10389 loc = installLocationPolicy(pkgLite); 10390 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10391 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10392 } else if (!onSd && !onInt) { 10393 // Override install location with flags 10394 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10395 // Set the flag to install on external media. 10396 installFlags |= PackageManager.INSTALL_EXTERNAL; 10397 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10398 } else { 10399 // Make sure the flag for installing on external 10400 // media is unset 10401 installFlags |= PackageManager.INSTALL_INTERNAL; 10402 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10403 } 10404 } 10405 } 10406 } 10407 10408 final InstallArgs args = createInstallArgs(this); 10409 mArgs = args; 10410 10411 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10412 /* 10413 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10414 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10415 */ 10416 int userIdentifier = getUser().getIdentifier(); 10417 if (userIdentifier == UserHandle.USER_ALL 10418 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10419 userIdentifier = UserHandle.USER_OWNER; 10420 } 10421 10422 /* 10423 * Determine if we have any installed package verifiers. If we 10424 * do, then we'll defer to them to verify the packages. 10425 */ 10426 final int requiredUid = mRequiredVerifierPackage == null ? -1 10427 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10428 if (!origin.existing && requiredUid != -1 10429 && isVerificationEnabled(userIdentifier, installFlags)) { 10430 final Intent verification = new Intent( 10431 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10432 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10433 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10434 PACKAGE_MIME_TYPE); 10435 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10436 10437 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10438 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10439 0 /* TODO: Which userId? */); 10440 10441 if (DEBUG_VERIFY) { 10442 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10443 + verification.toString() + " with " + pkgLite.verifiers.length 10444 + " optional verifiers"); 10445 } 10446 10447 final int verificationId = mPendingVerificationToken++; 10448 10449 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10450 10451 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10452 installerPackageName); 10453 10454 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10455 installFlags); 10456 10457 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10458 pkgLite.packageName); 10459 10460 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10461 pkgLite.versionCode); 10462 10463 if (verificationParams != null) { 10464 if (verificationParams.getVerificationURI() != null) { 10465 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10466 verificationParams.getVerificationURI()); 10467 } 10468 if (verificationParams.getOriginatingURI() != null) { 10469 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10470 verificationParams.getOriginatingURI()); 10471 } 10472 if (verificationParams.getReferrer() != null) { 10473 verification.putExtra(Intent.EXTRA_REFERRER, 10474 verificationParams.getReferrer()); 10475 } 10476 if (verificationParams.getOriginatingUid() >= 0) { 10477 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10478 verificationParams.getOriginatingUid()); 10479 } 10480 if (verificationParams.getInstallerUid() >= 0) { 10481 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10482 verificationParams.getInstallerUid()); 10483 } 10484 } 10485 10486 final PackageVerificationState verificationState = new PackageVerificationState( 10487 requiredUid, args); 10488 10489 mPendingVerification.append(verificationId, verificationState); 10490 10491 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10492 receivers, verificationState); 10493 10494 /* 10495 * If any sufficient verifiers were listed in the package 10496 * manifest, attempt to ask them. 10497 */ 10498 if (sufficientVerifiers != null) { 10499 final int N = sufficientVerifiers.size(); 10500 if (N == 0) { 10501 Slog.i(TAG, "Additional verifiers required, but none installed."); 10502 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10503 } else { 10504 for (int i = 0; i < N; i++) { 10505 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10506 10507 final Intent sufficientIntent = new Intent(verification); 10508 sufficientIntent.setComponent(verifierComponent); 10509 10510 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10511 } 10512 } 10513 } 10514 10515 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10516 mRequiredVerifierPackage, receivers); 10517 if (ret == PackageManager.INSTALL_SUCCEEDED 10518 && mRequiredVerifierPackage != null) { 10519 /* 10520 * Send the intent to the required verification agent, 10521 * but only start the verification timeout after the 10522 * target BroadcastReceivers have run. 10523 */ 10524 verification.setComponent(requiredVerifierComponent); 10525 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10526 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10527 new BroadcastReceiver() { 10528 @Override 10529 public void onReceive(Context context, Intent intent) { 10530 final Message msg = mHandler 10531 .obtainMessage(CHECK_PENDING_VERIFICATION); 10532 msg.arg1 = verificationId; 10533 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10534 } 10535 }, null, 0, null, null); 10536 10537 /* 10538 * We don't want the copy to proceed until verification 10539 * succeeds, so null out this field. 10540 */ 10541 mArgs = null; 10542 } 10543 } else { 10544 /* 10545 * No package verification is enabled, so immediately start 10546 * the remote call to initiate copy using temporary file. 10547 */ 10548 ret = args.copyApk(mContainerService, true); 10549 } 10550 } 10551 10552 mRet = ret; 10553 } 10554 10555 @Override 10556 void handleReturnCode() { 10557 // If mArgs is null, then MCS couldn't be reached. When it 10558 // reconnects, it will try again to install. At that point, this 10559 // will succeed. 10560 if (mArgs != null) { 10561 processPendingInstall(mArgs, mRet); 10562 } 10563 } 10564 10565 @Override 10566 void handleServiceError() { 10567 mArgs = createInstallArgs(this); 10568 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10569 } 10570 10571 public boolean isForwardLocked() { 10572 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10573 } 10574 } 10575 10576 /** 10577 * Used during creation of InstallArgs 10578 * 10579 * @param installFlags package installation flags 10580 * @return true if should be installed on external storage 10581 */ 10582 private static boolean installOnExternalAsec(int installFlags) { 10583 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10584 return false; 10585 } 10586 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10587 return true; 10588 } 10589 return false; 10590 } 10591 10592 /** 10593 * Used during creation of InstallArgs 10594 * 10595 * @param installFlags package installation flags 10596 * @return true if should be installed as forward locked 10597 */ 10598 private static boolean installForwardLocked(int installFlags) { 10599 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10600 } 10601 10602 private InstallArgs createInstallArgs(InstallParams params) { 10603 if (params.move != null) { 10604 return new MoveInstallArgs(params); 10605 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10606 return new AsecInstallArgs(params); 10607 } else { 10608 return new FileInstallArgs(params); 10609 } 10610 } 10611 10612 /** 10613 * Create args that describe an existing installed package. Typically used 10614 * when cleaning up old installs, or used as a move source. 10615 */ 10616 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10617 String resourcePath, String[] instructionSets) { 10618 final boolean isInAsec; 10619 if (installOnExternalAsec(installFlags)) { 10620 /* Apps on SD card are always in ASEC containers. */ 10621 isInAsec = true; 10622 } else if (installForwardLocked(installFlags) 10623 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10624 /* 10625 * Forward-locked apps are only in ASEC containers if they're the 10626 * new style 10627 */ 10628 isInAsec = true; 10629 } else { 10630 isInAsec = false; 10631 } 10632 10633 if (isInAsec) { 10634 return new AsecInstallArgs(codePath, instructionSets, 10635 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10636 } else { 10637 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10638 } 10639 } 10640 10641 static abstract class InstallArgs { 10642 /** @see InstallParams#origin */ 10643 final OriginInfo origin; 10644 /** @see InstallParams#move */ 10645 final MoveInfo move; 10646 10647 final IPackageInstallObserver2 observer; 10648 // Always refers to PackageManager flags only 10649 final int installFlags; 10650 final String installerPackageName; 10651 final String volumeUuid; 10652 final ManifestDigest manifestDigest; 10653 final UserHandle user; 10654 final String abiOverride; 10655 10656 // The list of instruction sets supported by this app. This is currently 10657 // only used during the rmdex() phase to clean up resources. We can get rid of this 10658 // if we move dex files under the common app path. 10659 /* nullable */ String[] instructionSets; 10660 10661 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10662 int installFlags, String installerPackageName, String volumeUuid, 10663 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10664 String abiOverride) { 10665 this.origin = origin; 10666 this.move = move; 10667 this.installFlags = installFlags; 10668 this.observer = observer; 10669 this.installerPackageName = installerPackageName; 10670 this.volumeUuid = volumeUuid; 10671 this.manifestDigest = manifestDigest; 10672 this.user = user; 10673 this.instructionSets = instructionSets; 10674 this.abiOverride = abiOverride; 10675 } 10676 10677 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10678 abstract int doPreInstall(int status); 10679 10680 /** 10681 * Rename package into final resting place. All paths on the given 10682 * scanned package should be updated to reflect the rename. 10683 */ 10684 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10685 abstract int doPostInstall(int status, int uid); 10686 10687 /** @see PackageSettingBase#codePathString */ 10688 abstract String getCodePath(); 10689 /** @see PackageSettingBase#resourcePathString */ 10690 abstract String getResourcePath(); 10691 10692 // Need installer lock especially for dex file removal. 10693 abstract void cleanUpResourcesLI(); 10694 abstract boolean doPostDeleteLI(boolean delete); 10695 10696 /** 10697 * Called before the source arguments are copied. This is used mostly 10698 * for MoveParams when it needs to read the source file to put it in the 10699 * destination. 10700 */ 10701 int doPreCopy() { 10702 return PackageManager.INSTALL_SUCCEEDED; 10703 } 10704 10705 /** 10706 * Called after the source arguments are copied. This is used mostly for 10707 * MoveParams when it needs to read the source file to put it in the 10708 * destination. 10709 * 10710 * @return 10711 */ 10712 int doPostCopy(int uid) { 10713 return PackageManager.INSTALL_SUCCEEDED; 10714 } 10715 10716 protected boolean isFwdLocked() { 10717 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10718 } 10719 10720 protected boolean isExternalAsec() { 10721 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10722 } 10723 10724 UserHandle getUser() { 10725 return user; 10726 } 10727 } 10728 10729 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10730 if (!allCodePaths.isEmpty()) { 10731 if (instructionSets == null) { 10732 throw new IllegalStateException("instructionSet == null"); 10733 } 10734 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10735 for (String codePath : allCodePaths) { 10736 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10737 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10738 if (retCode < 0) { 10739 Slog.w(TAG, "Couldn't remove dex file for package: " 10740 + " at location " + codePath + ", retcode=" + retCode); 10741 // we don't consider this to be a failure of the core package deletion 10742 } 10743 } 10744 } 10745 } 10746 } 10747 10748 /** 10749 * Logic to handle installation of non-ASEC applications, including copying 10750 * and renaming logic. 10751 */ 10752 class FileInstallArgs extends InstallArgs { 10753 private File codeFile; 10754 private File resourceFile; 10755 10756 // Example topology: 10757 // /data/app/com.example/base.apk 10758 // /data/app/com.example/split_foo.apk 10759 // /data/app/com.example/lib/arm/libfoo.so 10760 // /data/app/com.example/lib/arm64/libfoo.so 10761 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10762 10763 /** New install */ 10764 FileInstallArgs(InstallParams params) { 10765 super(params.origin, params.move, params.observer, params.installFlags, 10766 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10767 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10768 if (isFwdLocked()) { 10769 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10770 } 10771 } 10772 10773 /** Existing install */ 10774 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10775 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10776 null); 10777 this.codeFile = (codePath != null) ? new File(codePath) : null; 10778 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10779 } 10780 10781 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10782 if (origin.staged) { 10783 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10784 codeFile = origin.file; 10785 resourceFile = origin.file; 10786 return PackageManager.INSTALL_SUCCEEDED; 10787 } 10788 10789 try { 10790 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10791 codeFile = tempDir; 10792 resourceFile = tempDir; 10793 } catch (IOException e) { 10794 Slog.w(TAG, "Failed to create copy file: " + e); 10795 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10796 } 10797 10798 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10799 @Override 10800 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10801 if (!FileUtils.isValidExtFilename(name)) { 10802 throw new IllegalArgumentException("Invalid filename: " + name); 10803 } 10804 try { 10805 final File file = new File(codeFile, name); 10806 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10807 O_RDWR | O_CREAT, 0644); 10808 Os.chmod(file.getAbsolutePath(), 0644); 10809 return new ParcelFileDescriptor(fd); 10810 } catch (ErrnoException e) { 10811 throw new RemoteException("Failed to open: " + e.getMessage()); 10812 } 10813 } 10814 }; 10815 10816 int ret = PackageManager.INSTALL_SUCCEEDED; 10817 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10818 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10819 Slog.e(TAG, "Failed to copy package"); 10820 return ret; 10821 } 10822 10823 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10824 NativeLibraryHelper.Handle handle = null; 10825 try { 10826 handle = NativeLibraryHelper.Handle.create(codeFile); 10827 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10828 abiOverride); 10829 } catch (IOException e) { 10830 Slog.e(TAG, "Copying native libraries failed", e); 10831 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10832 } finally { 10833 IoUtils.closeQuietly(handle); 10834 } 10835 10836 return ret; 10837 } 10838 10839 int doPreInstall(int status) { 10840 if (status != PackageManager.INSTALL_SUCCEEDED) { 10841 cleanUp(); 10842 } 10843 return status; 10844 } 10845 10846 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10847 if (status != PackageManager.INSTALL_SUCCEEDED) { 10848 cleanUp(); 10849 return false; 10850 } 10851 10852 final File targetDir = codeFile.getParentFile(); 10853 final File beforeCodeFile = codeFile; 10854 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10855 10856 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10857 try { 10858 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10859 } catch (ErrnoException e) { 10860 Slog.w(TAG, "Failed to rename", e); 10861 return false; 10862 } 10863 10864 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10865 Slog.w(TAG, "Failed to restorecon"); 10866 return false; 10867 } 10868 10869 // Reflect the rename internally 10870 codeFile = afterCodeFile; 10871 resourceFile = afterCodeFile; 10872 10873 // Reflect the rename in scanned details 10874 pkg.codePath = afterCodeFile.getAbsolutePath(); 10875 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10876 pkg.baseCodePath); 10877 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10878 pkg.splitCodePaths); 10879 10880 // Reflect the rename in app info 10881 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10882 pkg.applicationInfo.setCodePath(pkg.codePath); 10883 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10884 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10885 pkg.applicationInfo.setResourcePath(pkg.codePath); 10886 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10887 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10888 10889 return true; 10890 } 10891 10892 int doPostInstall(int status, int uid) { 10893 if (status != PackageManager.INSTALL_SUCCEEDED) { 10894 cleanUp(); 10895 } 10896 return status; 10897 } 10898 10899 @Override 10900 String getCodePath() { 10901 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10902 } 10903 10904 @Override 10905 String getResourcePath() { 10906 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10907 } 10908 10909 private boolean cleanUp() { 10910 if (codeFile == null || !codeFile.exists()) { 10911 return false; 10912 } 10913 10914 if (codeFile.isDirectory()) { 10915 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10916 } else { 10917 codeFile.delete(); 10918 } 10919 10920 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10921 resourceFile.delete(); 10922 } 10923 10924 return true; 10925 } 10926 10927 void cleanUpResourcesLI() { 10928 // Try enumerating all code paths before deleting 10929 List<String> allCodePaths = Collections.EMPTY_LIST; 10930 if (codeFile != null && codeFile.exists()) { 10931 try { 10932 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10933 allCodePaths = pkg.getAllCodePaths(); 10934 } catch (PackageParserException e) { 10935 // Ignored; we tried our best 10936 } 10937 } 10938 10939 cleanUp(); 10940 removeDexFiles(allCodePaths, instructionSets); 10941 } 10942 10943 boolean doPostDeleteLI(boolean delete) { 10944 // XXX err, shouldn't we respect the delete flag? 10945 cleanUpResourcesLI(); 10946 return true; 10947 } 10948 } 10949 10950 private boolean isAsecExternal(String cid) { 10951 final String asecPath = PackageHelper.getSdFilesystem(cid); 10952 return !asecPath.startsWith(mAsecInternalPath); 10953 } 10954 10955 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10956 PackageManagerException { 10957 if (copyRet < 0) { 10958 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10959 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10960 throw new PackageManagerException(copyRet, message); 10961 } 10962 } 10963 } 10964 10965 /** 10966 * Extract the MountService "container ID" from the full code path of an 10967 * .apk. 10968 */ 10969 static String cidFromCodePath(String fullCodePath) { 10970 int eidx = fullCodePath.lastIndexOf("/"); 10971 String subStr1 = fullCodePath.substring(0, eidx); 10972 int sidx = subStr1.lastIndexOf("/"); 10973 return subStr1.substring(sidx+1, eidx); 10974 } 10975 10976 /** 10977 * Logic to handle installation of ASEC applications, including copying and 10978 * renaming logic. 10979 */ 10980 class AsecInstallArgs extends InstallArgs { 10981 static final String RES_FILE_NAME = "pkg.apk"; 10982 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10983 10984 String cid; 10985 String packagePath; 10986 String resourcePath; 10987 10988 /** New install */ 10989 AsecInstallArgs(InstallParams params) { 10990 super(params.origin, params.move, params.observer, params.installFlags, 10991 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10992 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10993 } 10994 10995 /** Existing install */ 10996 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10997 boolean isExternal, boolean isForwardLocked) { 10998 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10999 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11000 instructionSets, null); 11001 // Hackily pretend we're still looking at a full code path 11002 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11003 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11004 } 11005 11006 // Extract cid from fullCodePath 11007 int eidx = fullCodePath.lastIndexOf("/"); 11008 String subStr1 = fullCodePath.substring(0, eidx); 11009 int sidx = subStr1.lastIndexOf("/"); 11010 cid = subStr1.substring(sidx+1, eidx); 11011 setMountPath(subStr1); 11012 } 11013 11014 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11015 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11016 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11017 instructionSets, null); 11018 this.cid = cid; 11019 setMountPath(PackageHelper.getSdDir(cid)); 11020 } 11021 11022 void createCopyFile() { 11023 cid = mInstallerService.allocateExternalStageCidLegacy(); 11024 } 11025 11026 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11027 if (origin.staged) { 11028 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11029 cid = origin.cid; 11030 setMountPath(PackageHelper.getSdDir(cid)); 11031 return PackageManager.INSTALL_SUCCEEDED; 11032 } 11033 11034 if (temp) { 11035 createCopyFile(); 11036 } else { 11037 /* 11038 * Pre-emptively destroy the container since it's destroyed if 11039 * copying fails due to it existing anyway. 11040 */ 11041 PackageHelper.destroySdDir(cid); 11042 } 11043 11044 final String newMountPath = imcs.copyPackageToContainer( 11045 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11046 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11047 11048 if (newMountPath != null) { 11049 setMountPath(newMountPath); 11050 return PackageManager.INSTALL_SUCCEEDED; 11051 } else { 11052 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11053 } 11054 } 11055 11056 @Override 11057 String getCodePath() { 11058 return packagePath; 11059 } 11060 11061 @Override 11062 String getResourcePath() { 11063 return resourcePath; 11064 } 11065 11066 int doPreInstall(int status) { 11067 if (status != PackageManager.INSTALL_SUCCEEDED) { 11068 // Destroy container 11069 PackageHelper.destroySdDir(cid); 11070 } else { 11071 boolean mounted = PackageHelper.isContainerMounted(cid); 11072 if (!mounted) { 11073 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11074 Process.SYSTEM_UID); 11075 if (newMountPath != null) { 11076 setMountPath(newMountPath); 11077 } else { 11078 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11079 } 11080 } 11081 } 11082 return status; 11083 } 11084 11085 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11086 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11087 String newMountPath = null; 11088 if (PackageHelper.isContainerMounted(cid)) { 11089 // Unmount the container 11090 if (!PackageHelper.unMountSdDir(cid)) { 11091 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11092 return false; 11093 } 11094 } 11095 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11096 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11097 " which might be stale. Will try to clean up."); 11098 // Clean up the stale container and proceed to recreate. 11099 if (!PackageHelper.destroySdDir(newCacheId)) { 11100 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11101 return false; 11102 } 11103 // Successfully cleaned up stale container. Try to rename again. 11104 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11105 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11106 + " inspite of cleaning it up."); 11107 return false; 11108 } 11109 } 11110 if (!PackageHelper.isContainerMounted(newCacheId)) { 11111 Slog.w(TAG, "Mounting container " + newCacheId); 11112 newMountPath = PackageHelper.mountSdDir(newCacheId, 11113 getEncryptKey(), Process.SYSTEM_UID); 11114 } else { 11115 newMountPath = PackageHelper.getSdDir(newCacheId); 11116 } 11117 if (newMountPath == null) { 11118 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11119 return false; 11120 } 11121 Log.i(TAG, "Succesfully renamed " + cid + 11122 " to " + newCacheId + 11123 " at new path: " + newMountPath); 11124 cid = newCacheId; 11125 11126 final File beforeCodeFile = new File(packagePath); 11127 setMountPath(newMountPath); 11128 final File afterCodeFile = new File(packagePath); 11129 11130 // Reflect the rename in scanned details 11131 pkg.codePath = afterCodeFile.getAbsolutePath(); 11132 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11133 pkg.baseCodePath); 11134 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11135 pkg.splitCodePaths); 11136 11137 // Reflect the rename in app info 11138 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11139 pkg.applicationInfo.setCodePath(pkg.codePath); 11140 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11141 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11142 pkg.applicationInfo.setResourcePath(pkg.codePath); 11143 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11144 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11145 11146 return true; 11147 } 11148 11149 private void setMountPath(String mountPath) { 11150 final File mountFile = new File(mountPath); 11151 11152 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11153 if (monolithicFile.exists()) { 11154 packagePath = monolithicFile.getAbsolutePath(); 11155 if (isFwdLocked()) { 11156 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11157 } else { 11158 resourcePath = packagePath; 11159 } 11160 } else { 11161 packagePath = mountFile.getAbsolutePath(); 11162 resourcePath = packagePath; 11163 } 11164 } 11165 11166 int doPostInstall(int status, int uid) { 11167 if (status != PackageManager.INSTALL_SUCCEEDED) { 11168 cleanUp(); 11169 } else { 11170 final int groupOwner; 11171 final String protectedFile; 11172 if (isFwdLocked()) { 11173 groupOwner = UserHandle.getSharedAppGid(uid); 11174 protectedFile = RES_FILE_NAME; 11175 } else { 11176 groupOwner = -1; 11177 protectedFile = null; 11178 } 11179 11180 if (uid < Process.FIRST_APPLICATION_UID 11181 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11182 Slog.e(TAG, "Failed to finalize " + cid); 11183 PackageHelper.destroySdDir(cid); 11184 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11185 } 11186 11187 boolean mounted = PackageHelper.isContainerMounted(cid); 11188 if (!mounted) { 11189 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11190 } 11191 } 11192 return status; 11193 } 11194 11195 private void cleanUp() { 11196 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11197 11198 // Destroy secure container 11199 PackageHelper.destroySdDir(cid); 11200 } 11201 11202 private List<String> getAllCodePaths() { 11203 final File codeFile = new File(getCodePath()); 11204 if (codeFile != null && codeFile.exists()) { 11205 try { 11206 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11207 return pkg.getAllCodePaths(); 11208 } catch (PackageParserException e) { 11209 // Ignored; we tried our best 11210 } 11211 } 11212 return Collections.EMPTY_LIST; 11213 } 11214 11215 void cleanUpResourcesLI() { 11216 // Enumerate all code paths before deleting 11217 cleanUpResourcesLI(getAllCodePaths()); 11218 } 11219 11220 private void cleanUpResourcesLI(List<String> allCodePaths) { 11221 cleanUp(); 11222 removeDexFiles(allCodePaths, instructionSets); 11223 } 11224 11225 String getPackageName() { 11226 return getAsecPackageName(cid); 11227 } 11228 11229 boolean doPostDeleteLI(boolean delete) { 11230 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11231 final List<String> allCodePaths = getAllCodePaths(); 11232 boolean mounted = PackageHelper.isContainerMounted(cid); 11233 if (mounted) { 11234 // Unmount first 11235 if (PackageHelper.unMountSdDir(cid)) { 11236 mounted = false; 11237 } 11238 } 11239 if (!mounted && delete) { 11240 cleanUpResourcesLI(allCodePaths); 11241 } 11242 return !mounted; 11243 } 11244 11245 @Override 11246 int doPreCopy() { 11247 if (isFwdLocked()) { 11248 if (!PackageHelper.fixSdPermissions(cid, 11249 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11250 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11251 } 11252 } 11253 11254 return PackageManager.INSTALL_SUCCEEDED; 11255 } 11256 11257 @Override 11258 int doPostCopy(int uid) { 11259 if (isFwdLocked()) { 11260 if (uid < Process.FIRST_APPLICATION_UID 11261 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11262 RES_FILE_NAME)) { 11263 Slog.e(TAG, "Failed to finalize " + cid); 11264 PackageHelper.destroySdDir(cid); 11265 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11266 } 11267 } 11268 11269 return PackageManager.INSTALL_SUCCEEDED; 11270 } 11271 } 11272 11273 /** 11274 * Logic to handle movement of existing installed applications. 11275 */ 11276 class MoveInstallArgs extends InstallArgs { 11277 private File codeFile; 11278 private File resourceFile; 11279 11280 /** New install */ 11281 MoveInstallArgs(InstallParams params) { 11282 super(params.origin, params.move, params.observer, params.installFlags, 11283 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11284 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11285 } 11286 11287 int copyApk(IMediaContainerService imcs, boolean temp) { 11288 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11289 + move.fromUuid + " to " + move.toUuid); 11290 synchronized (mInstaller) { 11291 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11292 move.dataAppName, move.appId, move.seinfo) != 0) { 11293 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11294 } 11295 } 11296 11297 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11298 resourceFile = codeFile; 11299 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11300 11301 return PackageManager.INSTALL_SUCCEEDED; 11302 } 11303 11304 int doPreInstall(int status) { 11305 if (status != PackageManager.INSTALL_SUCCEEDED) { 11306 cleanUp(move.toUuid); 11307 } 11308 return status; 11309 } 11310 11311 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11312 if (status != PackageManager.INSTALL_SUCCEEDED) { 11313 cleanUp(move.toUuid); 11314 return false; 11315 } 11316 11317 // Reflect the move in app info 11318 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11319 pkg.applicationInfo.setCodePath(pkg.codePath); 11320 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11321 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11322 pkg.applicationInfo.setResourcePath(pkg.codePath); 11323 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11324 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11325 11326 return true; 11327 } 11328 11329 int doPostInstall(int status, int uid) { 11330 if (status == PackageManager.INSTALL_SUCCEEDED) { 11331 cleanUp(move.fromUuid); 11332 } else { 11333 cleanUp(move.toUuid); 11334 } 11335 return status; 11336 } 11337 11338 @Override 11339 String getCodePath() { 11340 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11341 } 11342 11343 @Override 11344 String getResourcePath() { 11345 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11346 } 11347 11348 private boolean cleanUp(String volumeUuid) { 11349 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11350 move.dataAppName); 11351 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11352 synchronized (mInstallLock) { 11353 // Clean up both app data and code 11354 removeDataDirsLI(volumeUuid, move.packageName); 11355 if (codeFile.isDirectory()) { 11356 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11357 } else { 11358 codeFile.delete(); 11359 } 11360 } 11361 return true; 11362 } 11363 11364 void cleanUpResourcesLI() { 11365 throw new UnsupportedOperationException(); 11366 } 11367 11368 boolean doPostDeleteLI(boolean delete) { 11369 throw new UnsupportedOperationException(); 11370 } 11371 } 11372 11373 static String getAsecPackageName(String packageCid) { 11374 int idx = packageCid.lastIndexOf("-"); 11375 if (idx == -1) { 11376 return packageCid; 11377 } 11378 return packageCid.substring(0, idx); 11379 } 11380 11381 // Utility method used to create code paths based on package name and available index. 11382 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11383 String idxStr = ""; 11384 int idx = 1; 11385 // Fall back to default value of idx=1 if prefix is not 11386 // part of oldCodePath 11387 if (oldCodePath != null) { 11388 String subStr = oldCodePath; 11389 // Drop the suffix right away 11390 if (suffix != null && subStr.endsWith(suffix)) { 11391 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11392 } 11393 // If oldCodePath already contains prefix find out the 11394 // ending index to either increment or decrement. 11395 int sidx = subStr.lastIndexOf(prefix); 11396 if (sidx != -1) { 11397 subStr = subStr.substring(sidx + prefix.length()); 11398 if (subStr != null) { 11399 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11400 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11401 } 11402 try { 11403 idx = Integer.parseInt(subStr); 11404 if (idx <= 1) { 11405 idx++; 11406 } else { 11407 idx--; 11408 } 11409 } catch(NumberFormatException e) { 11410 } 11411 } 11412 } 11413 } 11414 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11415 return prefix + idxStr; 11416 } 11417 11418 private File getNextCodePath(File targetDir, String packageName) { 11419 int suffix = 1; 11420 File result; 11421 do { 11422 result = new File(targetDir, packageName + "-" + suffix); 11423 suffix++; 11424 } while (result.exists()); 11425 return result; 11426 } 11427 11428 // Utility method that returns the relative package path with respect 11429 // to the installation directory. Like say for /data/data/com.test-1.apk 11430 // string com.test-1 is returned. 11431 static String deriveCodePathName(String codePath) { 11432 if (codePath == null) { 11433 return null; 11434 } 11435 final File codeFile = new File(codePath); 11436 final String name = codeFile.getName(); 11437 if (codeFile.isDirectory()) { 11438 return name; 11439 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11440 final int lastDot = name.lastIndexOf('.'); 11441 return name.substring(0, lastDot); 11442 } else { 11443 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11444 return null; 11445 } 11446 } 11447 11448 class PackageInstalledInfo { 11449 String name; 11450 int uid; 11451 // The set of users that originally had this package installed. 11452 int[] origUsers; 11453 // The set of users that now have this package installed. 11454 int[] newUsers; 11455 PackageParser.Package pkg; 11456 int returnCode; 11457 String returnMsg; 11458 PackageRemovedInfo removedInfo; 11459 11460 public void setError(int code, String msg) { 11461 returnCode = code; 11462 returnMsg = msg; 11463 Slog.w(TAG, msg); 11464 } 11465 11466 public void setError(String msg, PackageParserException e) { 11467 returnCode = e.error; 11468 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11469 Slog.w(TAG, msg, e); 11470 } 11471 11472 public void setError(String msg, PackageManagerException e) { 11473 returnCode = e.error; 11474 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11475 Slog.w(TAG, msg, e); 11476 } 11477 11478 // In some error cases we want to convey more info back to the observer 11479 String origPackage; 11480 String origPermission; 11481 } 11482 11483 /* 11484 * Install a non-existing package. 11485 */ 11486 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11487 UserHandle user, String installerPackageName, String volumeUuid, 11488 PackageInstalledInfo res) { 11489 // Remember this for later, in case we need to rollback this install 11490 String pkgName = pkg.packageName; 11491 11492 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11493 final boolean dataDirExists = Environment 11494 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11495 synchronized(mPackages) { 11496 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11497 // A package with the same name is already installed, though 11498 // it has been renamed to an older name. The package we 11499 // are trying to install should be installed as an update to 11500 // the existing one, but that has not been requested, so bail. 11501 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11502 + " without first uninstalling package running as " 11503 + mSettings.mRenamedPackages.get(pkgName)); 11504 return; 11505 } 11506 if (mPackages.containsKey(pkgName)) { 11507 // Don't allow installation over an existing package with the same name. 11508 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11509 + " without first uninstalling."); 11510 return; 11511 } 11512 } 11513 11514 try { 11515 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11516 System.currentTimeMillis(), user); 11517 11518 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11519 // delete the partially installed application. the data directory will have to be 11520 // restored if it was already existing 11521 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11522 // remove package from internal structures. Note that we want deletePackageX to 11523 // delete the package data and cache directories that it created in 11524 // scanPackageLocked, unless those directories existed before we even tried to 11525 // install. 11526 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11527 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11528 res.removedInfo, true); 11529 } 11530 11531 } catch (PackageManagerException e) { 11532 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11533 } 11534 } 11535 11536 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11537 // Can't rotate keys during boot or if sharedUser. 11538 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11539 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11540 return false; 11541 } 11542 // app is using upgradeKeySets; make sure all are valid 11543 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11544 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11545 for (int i = 0; i < upgradeKeySets.length; i++) { 11546 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11547 Slog.wtf(TAG, "Package " 11548 + (oldPs.name != null ? oldPs.name : "<null>") 11549 + " contains upgrade-key-set reference to unknown key-set: " 11550 + upgradeKeySets[i] 11551 + " reverting to signatures check."); 11552 return false; 11553 } 11554 } 11555 return true; 11556 } 11557 11558 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11559 // Upgrade keysets are being used. Determine if new package has a superset of the 11560 // required keys. 11561 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11562 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11563 for (int i = 0; i < upgradeKeySets.length; i++) { 11564 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11565 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11566 return true; 11567 } 11568 } 11569 return false; 11570 } 11571 11572 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11573 UserHandle user, String installerPackageName, String volumeUuid, 11574 PackageInstalledInfo res) { 11575 final PackageParser.Package oldPackage; 11576 final String pkgName = pkg.packageName; 11577 final int[] allUsers; 11578 final boolean[] perUserInstalled; 11579 final boolean weFroze; 11580 11581 // First find the old package info and check signatures 11582 synchronized(mPackages) { 11583 oldPackage = mPackages.get(pkgName); 11584 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11585 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11586 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11587 if(!checkUpgradeKeySetLP(ps, pkg)) { 11588 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11589 "New package not signed by keys specified by upgrade-keysets: " 11590 + pkgName); 11591 return; 11592 } 11593 } else { 11594 // default to original signature matching 11595 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11596 != PackageManager.SIGNATURE_MATCH) { 11597 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11598 "New package has a different signature: " + pkgName); 11599 return; 11600 } 11601 } 11602 11603 // In case of rollback, remember per-user/profile install state 11604 allUsers = sUserManager.getUserIds(); 11605 perUserInstalled = new boolean[allUsers.length]; 11606 for (int i = 0; i < allUsers.length; i++) { 11607 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11608 } 11609 11610 // Mark the app as frozen to prevent launching during the upgrade 11611 // process, and then kill all running instances 11612 if (!ps.frozen) { 11613 ps.frozen = true; 11614 weFroze = true; 11615 } else { 11616 weFroze = false; 11617 } 11618 } 11619 11620 // Now that we're guarded by frozen state, kill app during upgrade 11621 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11622 11623 try { 11624 boolean sysPkg = (isSystemApp(oldPackage)); 11625 if (sysPkg) { 11626 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11627 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11628 } else { 11629 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11630 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11631 } 11632 } finally { 11633 // Regardless of success or failure of upgrade steps above, always 11634 // unfreeze the package if we froze it 11635 if (weFroze) { 11636 unfreezePackage(pkgName); 11637 } 11638 } 11639 } 11640 11641 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11642 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11643 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11644 String volumeUuid, PackageInstalledInfo res) { 11645 String pkgName = deletedPackage.packageName; 11646 boolean deletedPkg = true; 11647 boolean updatedSettings = false; 11648 11649 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11650 + deletedPackage); 11651 long origUpdateTime; 11652 if (pkg.mExtras != null) { 11653 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11654 } else { 11655 origUpdateTime = 0; 11656 } 11657 11658 // First delete the existing package while retaining the data directory 11659 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11660 res.removedInfo, true)) { 11661 // If the existing package wasn't successfully deleted 11662 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11663 deletedPkg = false; 11664 } else { 11665 // Successfully deleted the old package; proceed with replace. 11666 11667 // If deleted package lived in a container, give users a chance to 11668 // relinquish resources before killing. 11669 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11670 if (DEBUG_INSTALL) { 11671 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11672 } 11673 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11674 final ArrayList<String> pkgList = new ArrayList<String>(1); 11675 pkgList.add(deletedPackage.applicationInfo.packageName); 11676 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11677 } 11678 11679 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11680 try { 11681 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11682 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11683 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11684 perUserInstalled, res, user); 11685 updatedSettings = true; 11686 } catch (PackageManagerException e) { 11687 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11688 } 11689 } 11690 11691 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11692 // remove package from internal structures. Note that we want deletePackageX to 11693 // delete the package data and cache directories that it created in 11694 // scanPackageLocked, unless those directories existed before we even tried to 11695 // install. 11696 if(updatedSettings) { 11697 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11698 deletePackageLI( 11699 pkgName, null, true, allUsers, perUserInstalled, 11700 PackageManager.DELETE_KEEP_DATA, 11701 res.removedInfo, true); 11702 } 11703 // Since we failed to install the new package we need to restore the old 11704 // package that we deleted. 11705 if (deletedPkg) { 11706 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11707 File restoreFile = new File(deletedPackage.codePath); 11708 // Parse old package 11709 boolean oldExternal = isExternal(deletedPackage); 11710 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11711 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11712 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11713 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11714 try { 11715 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11716 } catch (PackageManagerException e) { 11717 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11718 + e.getMessage()); 11719 return; 11720 } 11721 // Restore of old package succeeded. Update permissions. 11722 // writer 11723 synchronized (mPackages) { 11724 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11725 UPDATE_PERMISSIONS_ALL); 11726 // can downgrade to reader 11727 mSettings.writeLPr(); 11728 } 11729 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11730 } 11731 } 11732 } 11733 11734 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11735 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11736 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11737 String volumeUuid, PackageInstalledInfo res) { 11738 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11739 + ", old=" + deletedPackage); 11740 boolean disabledSystem = false; 11741 boolean updatedSettings = false; 11742 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11743 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11744 != 0) { 11745 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11746 } 11747 String packageName = deletedPackage.packageName; 11748 if (packageName == null) { 11749 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11750 "Attempt to delete null packageName."); 11751 return; 11752 } 11753 PackageParser.Package oldPkg; 11754 PackageSetting oldPkgSetting; 11755 // reader 11756 synchronized (mPackages) { 11757 oldPkg = mPackages.get(packageName); 11758 oldPkgSetting = mSettings.mPackages.get(packageName); 11759 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11760 (oldPkgSetting == null)) { 11761 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11762 "Couldn't find package:" + packageName + " information"); 11763 return; 11764 } 11765 } 11766 11767 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11768 res.removedInfo.removedPackage = packageName; 11769 // Remove existing system package 11770 removePackageLI(oldPkgSetting, true); 11771 // writer 11772 synchronized (mPackages) { 11773 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11774 if (!disabledSystem && deletedPackage != null) { 11775 // We didn't need to disable the .apk as a current system package, 11776 // which means we are replacing another update that is already 11777 // installed. We need to make sure to delete the older one's .apk. 11778 res.removedInfo.args = createInstallArgsForExisting(0, 11779 deletedPackage.applicationInfo.getCodePath(), 11780 deletedPackage.applicationInfo.getResourcePath(), 11781 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11782 } else { 11783 res.removedInfo.args = null; 11784 } 11785 } 11786 11787 // Successfully disabled the old package. Now proceed with re-installation 11788 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11789 11790 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11791 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11792 11793 PackageParser.Package newPackage = null; 11794 try { 11795 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11796 if (newPackage.mExtras != null) { 11797 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11798 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11799 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11800 11801 // is the update attempting to change shared user? that isn't going to work... 11802 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11803 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11804 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11805 + " to " + newPkgSetting.sharedUser); 11806 updatedSettings = true; 11807 } 11808 } 11809 11810 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11811 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11812 perUserInstalled, res, user); 11813 updatedSettings = true; 11814 } 11815 11816 } catch (PackageManagerException e) { 11817 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11818 } 11819 11820 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11821 // Re installation failed. Restore old information 11822 // Remove new pkg information 11823 if (newPackage != null) { 11824 removeInstalledPackageLI(newPackage, true); 11825 } 11826 // Add back the old system package 11827 try { 11828 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11829 } catch (PackageManagerException e) { 11830 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11831 } 11832 // Restore the old system information in Settings 11833 synchronized (mPackages) { 11834 if (disabledSystem) { 11835 mSettings.enableSystemPackageLPw(packageName); 11836 } 11837 if (updatedSettings) { 11838 mSettings.setInstallerPackageName(packageName, 11839 oldPkgSetting.installerPackageName); 11840 } 11841 mSettings.writeLPr(); 11842 } 11843 } 11844 } 11845 11846 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11847 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11848 UserHandle user) { 11849 String pkgName = newPackage.packageName; 11850 synchronized (mPackages) { 11851 //write settings. the installStatus will be incomplete at this stage. 11852 //note that the new package setting would have already been 11853 //added to mPackages. It hasn't been persisted yet. 11854 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11855 mSettings.writeLPr(); 11856 } 11857 11858 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11859 11860 synchronized (mPackages) { 11861 updatePermissionsLPw(newPackage.packageName, newPackage, 11862 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11863 ? UPDATE_PERMISSIONS_ALL : 0)); 11864 // For system-bundled packages, we assume that installing an upgraded version 11865 // of the package implies that the user actually wants to run that new code, 11866 // so we enable the package. 11867 PackageSetting ps = mSettings.mPackages.get(pkgName); 11868 if (ps != null) { 11869 if (isSystemApp(newPackage)) { 11870 // NB: implicit assumption that system package upgrades apply to all users 11871 if (DEBUG_INSTALL) { 11872 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11873 } 11874 if (res.origUsers != null) { 11875 for (int userHandle : res.origUsers) { 11876 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11877 userHandle, installerPackageName); 11878 } 11879 } 11880 // Also convey the prior install/uninstall state 11881 if (allUsers != null && perUserInstalled != null) { 11882 for (int i = 0; i < allUsers.length; i++) { 11883 if (DEBUG_INSTALL) { 11884 Slog.d(TAG, " user " + allUsers[i] 11885 + " => " + perUserInstalled[i]); 11886 } 11887 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11888 } 11889 // these install state changes will be persisted in the 11890 // upcoming call to mSettings.writeLPr(). 11891 } 11892 } 11893 // It's implied that when a user requests installation, they want the app to be 11894 // installed and enabled. 11895 int userId = user.getIdentifier(); 11896 if (userId != UserHandle.USER_ALL) { 11897 ps.setInstalled(true, userId); 11898 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11899 } 11900 } 11901 res.name = pkgName; 11902 res.uid = newPackage.applicationInfo.uid; 11903 res.pkg = newPackage; 11904 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11905 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11906 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11907 //to update install status 11908 mSettings.writeLPr(); 11909 } 11910 } 11911 11912 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11913 final int installFlags = args.installFlags; 11914 final String installerPackageName = args.installerPackageName; 11915 final String volumeUuid = args.volumeUuid; 11916 final File tmpPackageFile = new File(args.getCodePath()); 11917 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11918 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11919 || (args.volumeUuid != null)); 11920 boolean replace = false; 11921 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11922 if (args.move != null) { 11923 // moving a complete application; perfom an initial scan on the new install location 11924 scanFlags |= SCAN_INITIAL; 11925 } 11926 // Result object to be returned 11927 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11928 11929 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11930 // Retrieve PackageSettings and parse package 11931 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11932 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11933 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11934 PackageParser pp = new PackageParser(); 11935 pp.setSeparateProcesses(mSeparateProcesses); 11936 pp.setDisplayMetrics(mMetrics); 11937 11938 final PackageParser.Package pkg; 11939 try { 11940 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11941 } catch (PackageParserException e) { 11942 res.setError("Failed parse during installPackageLI", e); 11943 return; 11944 } 11945 11946 // Mark that we have an install time CPU ABI override. 11947 pkg.cpuAbiOverride = args.abiOverride; 11948 11949 String pkgName = res.name = pkg.packageName; 11950 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11951 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11952 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11953 return; 11954 } 11955 } 11956 11957 try { 11958 pp.collectCertificates(pkg, parseFlags); 11959 pp.collectManifestDigest(pkg); 11960 } catch (PackageParserException e) { 11961 res.setError("Failed collect during installPackageLI", e); 11962 return; 11963 } 11964 11965 /* If the installer passed in a manifest digest, compare it now. */ 11966 if (args.manifestDigest != null) { 11967 if (DEBUG_INSTALL) { 11968 final String parsedManifest = pkg.manifestDigest == null ? "null" 11969 : pkg.manifestDigest.toString(); 11970 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11971 + parsedManifest); 11972 } 11973 11974 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11975 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11976 return; 11977 } 11978 } else if (DEBUG_INSTALL) { 11979 final String parsedManifest = pkg.manifestDigest == null 11980 ? "null" : pkg.manifestDigest.toString(); 11981 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11982 } 11983 11984 // Get rid of all references to package scan path via parser. 11985 pp = null; 11986 String oldCodePath = null; 11987 boolean systemApp = false; 11988 synchronized (mPackages) { 11989 // Check if installing already existing package 11990 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11991 String oldName = mSettings.mRenamedPackages.get(pkgName); 11992 if (pkg.mOriginalPackages != null 11993 && pkg.mOriginalPackages.contains(oldName) 11994 && mPackages.containsKey(oldName)) { 11995 // This package is derived from an original package, 11996 // and this device has been updating from that original 11997 // name. We must continue using the original name, so 11998 // rename the new package here. 11999 pkg.setPackageName(oldName); 12000 pkgName = pkg.packageName; 12001 replace = true; 12002 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12003 + oldName + " pkgName=" + pkgName); 12004 } else if (mPackages.containsKey(pkgName)) { 12005 // This package, under its official name, already exists 12006 // on the device; we should replace it. 12007 replace = true; 12008 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12009 } 12010 12011 // Prevent apps opting out from runtime permissions 12012 if (replace) { 12013 PackageParser.Package oldPackage = mPackages.get(pkgName); 12014 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12015 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12016 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12017 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12018 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12019 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12020 + " doesn't support runtime permissions but the old" 12021 + " target SDK " + oldTargetSdk + " does."); 12022 return; 12023 } 12024 } 12025 } 12026 12027 PackageSetting ps = mSettings.mPackages.get(pkgName); 12028 if (ps != null) { 12029 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12030 12031 // Quick sanity check that we're signed correctly if updating; 12032 // we'll check this again later when scanning, but we want to 12033 // bail early here before tripping over redefined permissions. 12034 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12035 if (!checkUpgradeKeySetLP(ps, pkg)) { 12036 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12037 + pkg.packageName + " upgrade keys do not match the " 12038 + "previously installed version"); 12039 return; 12040 } 12041 } else { 12042 try { 12043 verifySignaturesLP(ps, pkg); 12044 } catch (PackageManagerException e) { 12045 res.setError(e.error, e.getMessage()); 12046 return; 12047 } 12048 } 12049 12050 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12051 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12052 systemApp = (ps.pkg.applicationInfo.flags & 12053 ApplicationInfo.FLAG_SYSTEM) != 0; 12054 } 12055 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12056 } 12057 12058 // Check whether the newly-scanned package wants to define an already-defined perm 12059 int N = pkg.permissions.size(); 12060 for (int i = N-1; i >= 0; i--) { 12061 PackageParser.Permission perm = pkg.permissions.get(i); 12062 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12063 if (bp != null) { 12064 // If the defining package is signed with our cert, it's okay. This 12065 // also includes the "updating the same package" case, of course. 12066 // "updating same package" could also involve key-rotation. 12067 final boolean sigsOk; 12068 if (bp.sourcePackage.equals(pkg.packageName) 12069 && (bp.packageSetting instanceof PackageSetting) 12070 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12071 scanFlags))) { 12072 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12073 } else { 12074 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12075 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12076 } 12077 if (!sigsOk) { 12078 // If the owning package is the system itself, we log but allow 12079 // install to proceed; we fail the install on all other permission 12080 // redefinitions. 12081 if (!bp.sourcePackage.equals("android")) { 12082 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12083 + pkg.packageName + " attempting to redeclare permission " 12084 + perm.info.name + " already owned by " + bp.sourcePackage); 12085 res.origPermission = perm.info.name; 12086 res.origPackage = bp.sourcePackage; 12087 return; 12088 } else { 12089 Slog.w(TAG, "Package " + pkg.packageName 12090 + " attempting to redeclare system permission " 12091 + perm.info.name + "; ignoring new declaration"); 12092 pkg.permissions.remove(i); 12093 } 12094 } 12095 } 12096 } 12097 12098 } 12099 12100 if (systemApp && onExternal) { 12101 // Disable updates to system apps on sdcard 12102 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12103 "Cannot install updates to system apps on sdcard"); 12104 return; 12105 } 12106 12107 if (args.move != null) { 12108 // We did an in-place move, so dex is ready to roll 12109 scanFlags |= SCAN_NO_DEX; 12110 scanFlags |= SCAN_MOVE; 12111 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12112 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12113 scanFlags |= SCAN_NO_DEX; 12114 12115 try { 12116 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12117 true /* extract libs */); 12118 } catch (PackageManagerException pme) { 12119 Slog.e(TAG, "Error deriving application ABI", pme); 12120 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12121 return; 12122 } 12123 12124 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12125 int result = mPackageDexOptimizer 12126 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12127 false /* defer */, false /* inclDependencies */); 12128 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12129 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12130 return; 12131 } 12132 } 12133 12134 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12135 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12136 return; 12137 } 12138 12139 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12140 12141 if (replace) { 12142 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12143 installerPackageName, volumeUuid, res); 12144 } else { 12145 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12146 args.user, installerPackageName, volumeUuid, res); 12147 } 12148 synchronized (mPackages) { 12149 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12150 if (ps != null) { 12151 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12152 } 12153 } 12154 } 12155 12156 private void startIntentFilterVerifications(int userId, boolean replacing, 12157 PackageParser.Package pkg) { 12158 if (mIntentFilterVerifierComponent == null) { 12159 Slog.w(TAG, "No IntentFilter verification will not be done as " 12160 + "there is no IntentFilterVerifier available!"); 12161 return; 12162 } 12163 12164 final int verifierUid = getPackageUid( 12165 mIntentFilterVerifierComponent.getPackageName(), 12166 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12167 12168 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12169 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12170 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12171 mHandler.sendMessage(msg); 12172 } 12173 12174 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12175 PackageParser.Package pkg) { 12176 int size = pkg.activities.size(); 12177 if (size == 0) { 12178 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12179 "No activity, so no need to verify any IntentFilter!"); 12180 return; 12181 } 12182 12183 final boolean hasDomainURLs = hasDomainURLs(pkg); 12184 if (!hasDomainURLs) { 12185 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12186 "No domain URLs, so no need to verify any IntentFilter!"); 12187 return; 12188 } 12189 12190 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12191 + " if any IntentFilter from the " + size 12192 + " Activities needs verification ..."); 12193 12194 int count = 0; 12195 final String packageName = pkg.packageName; 12196 12197 synchronized (mPackages) { 12198 // If this is a new install and we see that we've already run verification for this 12199 // package, we have nothing to do: it means the state was restored from backup. 12200 if (!replacing) { 12201 IntentFilterVerificationInfo ivi = 12202 mSettings.getIntentFilterVerificationLPr(packageName); 12203 if (ivi != null) { 12204 if (DEBUG_DOMAIN_VERIFICATION) { 12205 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12206 + ivi.getStatusString()); 12207 } 12208 return; 12209 } 12210 } 12211 12212 // If any filters need to be verified, then all need to be. 12213 boolean needToVerify = false; 12214 for (PackageParser.Activity a : pkg.activities) { 12215 for (ActivityIntentInfo filter : a.intents) { 12216 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12217 if (DEBUG_DOMAIN_VERIFICATION) { 12218 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12219 } 12220 needToVerify = true; 12221 break; 12222 } 12223 } 12224 } 12225 12226 if (needToVerify) { 12227 final int verificationId = mIntentFilterVerificationToken++; 12228 for (PackageParser.Activity a : pkg.activities) { 12229 for (ActivityIntentInfo filter : a.intents) { 12230 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12231 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12232 "Verification needed for IntentFilter:" + filter.toString()); 12233 mIntentFilterVerifier.addOneIntentFilterVerification( 12234 verifierUid, userId, verificationId, filter, packageName); 12235 count++; 12236 } 12237 } 12238 } 12239 } 12240 } 12241 12242 if (count > 0) { 12243 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12244 + " IntentFilter verification" + (count > 1 ? "s" : "") 12245 + " for userId:" + userId); 12246 mIntentFilterVerifier.startVerifications(userId); 12247 } else { 12248 if (DEBUG_DOMAIN_VERIFICATION) { 12249 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12250 } 12251 } 12252 } 12253 12254 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12255 final ComponentName cn = filter.activity.getComponentName(); 12256 final String packageName = cn.getPackageName(); 12257 12258 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12259 packageName); 12260 if (ivi == null) { 12261 return true; 12262 } 12263 int status = ivi.getStatus(); 12264 switch (status) { 12265 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12266 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12267 return true; 12268 12269 default: 12270 // Nothing to do 12271 return false; 12272 } 12273 } 12274 12275 private static boolean isMultiArch(PackageSetting ps) { 12276 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12277 } 12278 12279 private static boolean isMultiArch(ApplicationInfo info) { 12280 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12281 } 12282 12283 private static boolean isExternal(PackageParser.Package pkg) { 12284 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12285 } 12286 12287 private static boolean isExternal(PackageSetting ps) { 12288 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12289 } 12290 12291 private static boolean isExternal(ApplicationInfo info) { 12292 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12293 } 12294 12295 private static boolean isSystemApp(PackageParser.Package pkg) { 12296 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12297 } 12298 12299 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12300 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12301 } 12302 12303 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12304 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12305 } 12306 12307 private static boolean isSystemApp(PackageSetting ps) { 12308 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12309 } 12310 12311 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12312 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12313 } 12314 12315 private int packageFlagsToInstallFlags(PackageSetting ps) { 12316 int installFlags = 0; 12317 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12318 // This existing package was an external ASEC install when we have 12319 // the external flag without a UUID 12320 installFlags |= PackageManager.INSTALL_EXTERNAL; 12321 } 12322 if (ps.isForwardLocked()) { 12323 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12324 } 12325 return installFlags; 12326 } 12327 12328 private void deleteTempPackageFiles() { 12329 final FilenameFilter filter = new FilenameFilter() { 12330 public boolean accept(File dir, String name) { 12331 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12332 } 12333 }; 12334 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12335 file.delete(); 12336 } 12337 } 12338 12339 @Override 12340 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12341 int flags) { 12342 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12343 flags); 12344 } 12345 12346 @Override 12347 public void deletePackage(final String packageName, 12348 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12349 mContext.enforceCallingOrSelfPermission( 12350 android.Manifest.permission.DELETE_PACKAGES, null); 12351 Preconditions.checkNotNull(packageName); 12352 Preconditions.checkNotNull(observer); 12353 final int uid = Binder.getCallingUid(); 12354 if (UserHandle.getUserId(uid) != userId) { 12355 mContext.enforceCallingPermission( 12356 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12357 "deletePackage for user " + userId); 12358 } 12359 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12360 try { 12361 observer.onPackageDeleted(packageName, 12362 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12363 } catch (RemoteException re) { 12364 } 12365 return; 12366 } 12367 12368 boolean uninstallBlocked = false; 12369 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12370 int[] users = sUserManager.getUserIds(); 12371 for (int i = 0; i < users.length; ++i) { 12372 if (getBlockUninstallForUser(packageName, users[i])) { 12373 uninstallBlocked = true; 12374 break; 12375 } 12376 } 12377 } else { 12378 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12379 } 12380 if (uninstallBlocked) { 12381 try { 12382 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12383 null); 12384 } catch (RemoteException re) { 12385 } 12386 return; 12387 } 12388 12389 if (DEBUG_REMOVE) { 12390 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12391 } 12392 // Queue up an async operation since the package deletion may take a little while. 12393 mHandler.post(new Runnable() { 12394 public void run() { 12395 mHandler.removeCallbacks(this); 12396 final int returnCode = deletePackageX(packageName, userId, flags); 12397 if (observer != null) { 12398 try { 12399 observer.onPackageDeleted(packageName, returnCode, null); 12400 } catch (RemoteException e) { 12401 Log.i(TAG, "Observer no longer exists."); 12402 } //end catch 12403 } //end if 12404 } //end run 12405 }); 12406 } 12407 12408 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12409 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12410 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12411 try { 12412 if (dpm != null) { 12413 if (dpm.isDeviceOwner(packageName)) { 12414 return true; 12415 } 12416 int[] users; 12417 if (userId == UserHandle.USER_ALL) { 12418 users = sUserManager.getUserIds(); 12419 } else { 12420 users = new int[]{userId}; 12421 } 12422 for (int i = 0; i < users.length; ++i) { 12423 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12424 return true; 12425 } 12426 } 12427 } 12428 } catch (RemoteException e) { 12429 } 12430 return false; 12431 } 12432 12433 /** 12434 * This method is an internal method that could be get invoked either 12435 * to delete an installed package or to clean up a failed installation. 12436 * After deleting an installed package, a broadcast is sent to notify any 12437 * listeners that the package has been installed. For cleaning up a failed 12438 * installation, the broadcast is not necessary since the package's 12439 * installation wouldn't have sent the initial broadcast either 12440 * The key steps in deleting a package are 12441 * deleting the package information in internal structures like mPackages, 12442 * deleting the packages base directories through installd 12443 * updating mSettings to reflect current status 12444 * persisting settings for later use 12445 * sending a broadcast if necessary 12446 */ 12447 private int deletePackageX(String packageName, int userId, int flags) { 12448 final PackageRemovedInfo info = new PackageRemovedInfo(); 12449 final boolean res; 12450 12451 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12452 ? UserHandle.ALL : new UserHandle(userId); 12453 12454 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12455 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12456 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12457 } 12458 12459 boolean removedForAllUsers = false; 12460 boolean systemUpdate = false; 12461 12462 // for the uninstall-updates case and restricted profiles, remember the per- 12463 // userhandle installed state 12464 int[] allUsers; 12465 boolean[] perUserInstalled; 12466 synchronized (mPackages) { 12467 PackageSetting ps = mSettings.mPackages.get(packageName); 12468 allUsers = sUserManager.getUserIds(); 12469 perUserInstalled = new boolean[allUsers.length]; 12470 for (int i = 0; i < allUsers.length; i++) { 12471 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12472 } 12473 } 12474 12475 synchronized (mInstallLock) { 12476 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12477 res = deletePackageLI(packageName, removeForUser, 12478 true, allUsers, perUserInstalled, 12479 flags | REMOVE_CHATTY, info, true); 12480 systemUpdate = info.isRemovedPackageSystemUpdate; 12481 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12482 removedForAllUsers = true; 12483 } 12484 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12485 + " removedForAllUsers=" + removedForAllUsers); 12486 } 12487 12488 if (res) { 12489 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12490 12491 // If the removed package was a system update, the old system package 12492 // was re-enabled; we need to broadcast this information 12493 if (systemUpdate) { 12494 Bundle extras = new Bundle(1); 12495 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12496 ? info.removedAppId : info.uid); 12497 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12498 12499 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12500 extras, null, null, null); 12501 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12502 extras, null, null, null); 12503 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12504 null, packageName, null, null); 12505 } 12506 } 12507 // Force a gc here. 12508 Runtime.getRuntime().gc(); 12509 // Delete the resources here after sending the broadcast to let 12510 // other processes clean up before deleting resources. 12511 if (info.args != null) { 12512 synchronized (mInstallLock) { 12513 info.args.doPostDeleteLI(true); 12514 } 12515 } 12516 12517 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12518 } 12519 12520 class PackageRemovedInfo { 12521 String removedPackage; 12522 int uid = -1; 12523 int removedAppId = -1; 12524 int[] removedUsers = null; 12525 boolean isRemovedPackageSystemUpdate = false; 12526 // Clean up resources deleted packages. 12527 InstallArgs args = null; 12528 12529 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12530 Bundle extras = new Bundle(1); 12531 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12532 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12533 if (replacing) { 12534 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12535 } 12536 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12537 if (removedPackage != null) { 12538 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12539 extras, null, null, removedUsers); 12540 if (fullRemove && !replacing) { 12541 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12542 extras, null, null, removedUsers); 12543 } 12544 } 12545 if (removedAppId >= 0) { 12546 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12547 removedUsers); 12548 } 12549 } 12550 } 12551 12552 /* 12553 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12554 * flag is not set, the data directory is removed as well. 12555 * make sure this flag is set for partially installed apps. If not its meaningless to 12556 * delete a partially installed application. 12557 */ 12558 private void removePackageDataLI(PackageSetting ps, 12559 int[] allUserHandles, boolean[] perUserInstalled, 12560 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12561 String packageName = ps.name; 12562 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12563 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12564 // Retrieve object to delete permissions for shared user later on 12565 final PackageSetting deletedPs; 12566 // reader 12567 synchronized (mPackages) { 12568 deletedPs = mSettings.mPackages.get(packageName); 12569 if (outInfo != null) { 12570 outInfo.removedPackage = packageName; 12571 outInfo.removedUsers = deletedPs != null 12572 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12573 : null; 12574 } 12575 } 12576 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12577 removeDataDirsLI(ps.volumeUuid, packageName); 12578 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12579 } 12580 // writer 12581 synchronized (mPackages) { 12582 if (deletedPs != null) { 12583 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12584 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12585 clearDefaultBrowserIfNeeded(packageName); 12586 if (outInfo != null) { 12587 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12588 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12589 } 12590 updatePermissionsLPw(deletedPs.name, null, 0); 12591 if (deletedPs.sharedUser != null) { 12592 // Remove permissions associated with package. Since runtime 12593 // permissions are per user we have to kill the removed package 12594 // or packages running under the shared user of the removed 12595 // package if revoking the permissions requested only by the removed 12596 // package is successful and this causes a change in gids. 12597 for (int userId : UserManagerService.getInstance().getUserIds()) { 12598 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12599 userId); 12600 if (userIdToKill == UserHandle.USER_ALL 12601 || userIdToKill >= UserHandle.USER_OWNER) { 12602 // If gids changed for this user, kill all affected packages. 12603 mHandler.post(new Runnable() { 12604 @Override 12605 public void run() { 12606 // This has to happen with no lock held. 12607 killSettingPackagesForUser(deletedPs, userIdToKill, 12608 KILL_APP_REASON_GIDS_CHANGED); 12609 } 12610 }); 12611 break; 12612 } 12613 } 12614 } 12615 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12616 } 12617 // make sure to preserve per-user disabled state if this removal was just 12618 // a downgrade of a system app to the factory package 12619 if (allUserHandles != null && perUserInstalled != null) { 12620 if (DEBUG_REMOVE) { 12621 Slog.d(TAG, "Propagating install state across downgrade"); 12622 } 12623 for (int i = 0; i < allUserHandles.length; i++) { 12624 if (DEBUG_REMOVE) { 12625 Slog.d(TAG, " user " + allUserHandles[i] 12626 + " => " + perUserInstalled[i]); 12627 } 12628 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12629 } 12630 } 12631 } 12632 // can downgrade to reader 12633 if (writeSettings) { 12634 // Save settings now 12635 mSettings.writeLPr(); 12636 } 12637 } 12638 if (outInfo != null) { 12639 // A user ID was deleted here. Go through all users and remove it 12640 // from KeyStore. 12641 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12642 } 12643 } 12644 12645 static boolean locationIsPrivileged(File path) { 12646 try { 12647 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12648 .getCanonicalPath(); 12649 return path.getCanonicalPath().startsWith(privilegedAppDir); 12650 } catch (IOException e) { 12651 Slog.e(TAG, "Unable to access code path " + path); 12652 } 12653 return false; 12654 } 12655 12656 /* 12657 * Tries to delete system package. 12658 */ 12659 private boolean deleteSystemPackageLI(PackageSetting newPs, 12660 int[] allUserHandles, boolean[] perUserInstalled, 12661 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12662 final boolean applyUserRestrictions 12663 = (allUserHandles != null) && (perUserInstalled != null); 12664 PackageSetting disabledPs = null; 12665 // Confirm if the system package has been updated 12666 // An updated system app can be deleted. This will also have to restore 12667 // the system pkg from system partition 12668 // reader 12669 synchronized (mPackages) { 12670 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12671 } 12672 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12673 + " disabledPs=" + disabledPs); 12674 if (disabledPs == null) { 12675 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12676 return false; 12677 } else if (DEBUG_REMOVE) { 12678 Slog.d(TAG, "Deleting system pkg from data partition"); 12679 } 12680 if (DEBUG_REMOVE) { 12681 if (applyUserRestrictions) { 12682 Slog.d(TAG, "Remembering install states:"); 12683 for (int i = 0; i < allUserHandles.length; i++) { 12684 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12685 } 12686 } 12687 } 12688 // Delete the updated package 12689 outInfo.isRemovedPackageSystemUpdate = true; 12690 if (disabledPs.versionCode < newPs.versionCode) { 12691 // Delete data for downgrades 12692 flags &= ~PackageManager.DELETE_KEEP_DATA; 12693 } else { 12694 // Preserve data by setting flag 12695 flags |= PackageManager.DELETE_KEEP_DATA; 12696 } 12697 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12698 allUserHandles, perUserInstalled, outInfo, writeSettings); 12699 if (!ret) { 12700 return false; 12701 } 12702 // writer 12703 synchronized (mPackages) { 12704 // Reinstate the old system package 12705 mSettings.enableSystemPackageLPw(newPs.name); 12706 // Remove any native libraries from the upgraded package. 12707 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12708 } 12709 // Install the system package 12710 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12711 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12712 if (locationIsPrivileged(disabledPs.codePath)) { 12713 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12714 } 12715 12716 final PackageParser.Package newPkg; 12717 try { 12718 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12719 } catch (PackageManagerException e) { 12720 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12721 return false; 12722 } 12723 12724 // writer 12725 synchronized (mPackages) { 12726 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12727 updatePermissionsLPw(newPkg.packageName, newPkg, 12728 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12729 if (applyUserRestrictions) { 12730 if (DEBUG_REMOVE) { 12731 Slog.d(TAG, "Propagating install state across reinstall"); 12732 } 12733 for (int i = 0; i < allUserHandles.length; i++) { 12734 if (DEBUG_REMOVE) { 12735 Slog.d(TAG, " user " + allUserHandles[i] 12736 + " => " + perUserInstalled[i]); 12737 } 12738 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12739 } 12740 // Regardless of writeSettings we need to ensure that this restriction 12741 // state propagation is persisted 12742 mSettings.writeAllUsersPackageRestrictionsLPr(); 12743 } 12744 // can downgrade to reader here 12745 if (writeSettings) { 12746 mSettings.writeLPr(); 12747 } 12748 } 12749 return true; 12750 } 12751 12752 private boolean deleteInstalledPackageLI(PackageSetting ps, 12753 boolean deleteCodeAndResources, int flags, 12754 int[] allUserHandles, boolean[] perUserInstalled, 12755 PackageRemovedInfo outInfo, boolean writeSettings) { 12756 if (outInfo != null) { 12757 outInfo.uid = ps.appId; 12758 } 12759 12760 // Delete package data from internal structures and also remove data if flag is set 12761 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12762 12763 // Delete application code and resources 12764 if (deleteCodeAndResources && (outInfo != null)) { 12765 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12766 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12767 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12768 } 12769 return true; 12770 } 12771 12772 @Override 12773 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12774 int userId) { 12775 mContext.enforceCallingOrSelfPermission( 12776 android.Manifest.permission.DELETE_PACKAGES, null); 12777 synchronized (mPackages) { 12778 PackageSetting ps = mSettings.mPackages.get(packageName); 12779 if (ps == null) { 12780 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12781 return false; 12782 } 12783 if (!ps.getInstalled(userId)) { 12784 // Can't block uninstall for an app that is not installed or enabled. 12785 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12786 return false; 12787 } 12788 ps.setBlockUninstall(blockUninstall, userId); 12789 mSettings.writePackageRestrictionsLPr(userId); 12790 } 12791 return true; 12792 } 12793 12794 @Override 12795 public boolean getBlockUninstallForUser(String packageName, int userId) { 12796 synchronized (mPackages) { 12797 PackageSetting ps = mSettings.mPackages.get(packageName); 12798 if (ps == null) { 12799 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12800 return false; 12801 } 12802 return ps.getBlockUninstall(userId); 12803 } 12804 } 12805 12806 /* 12807 * This method handles package deletion in general 12808 */ 12809 private boolean deletePackageLI(String packageName, UserHandle user, 12810 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12811 int flags, PackageRemovedInfo outInfo, 12812 boolean writeSettings) { 12813 if (packageName == null) { 12814 Slog.w(TAG, "Attempt to delete null packageName."); 12815 return false; 12816 } 12817 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12818 PackageSetting ps; 12819 boolean dataOnly = false; 12820 int removeUser = -1; 12821 int appId = -1; 12822 synchronized (mPackages) { 12823 ps = mSettings.mPackages.get(packageName); 12824 if (ps == null) { 12825 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12826 return false; 12827 } 12828 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12829 && user.getIdentifier() != UserHandle.USER_ALL) { 12830 // The caller is asking that the package only be deleted for a single 12831 // user. To do this, we just mark its uninstalled state and delete 12832 // its data. If this is a system app, we only allow this to happen if 12833 // they have set the special DELETE_SYSTEM_APP which requests different 12834 // semantics than normal for uninstalling system apps. 12835 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12836 ps.setUserState(user.getIdentifier(), 12837 COMPONENT_ENABLED_STATE_DEFAULT, 12838 false, //installed 12839 true, //stopped 12840 true, //notLaunched 12841 false, //hidden 12842 null, null, null, 12843 false, // blockUninstall 12844 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12845 if (!isSystemApp(ps)) { 12846 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12847 // Other user still have this package installed, so all 12848 // we need to do is clear this user's data and save that 12849 // it is uninstalled. 12850 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12851 removeUser = user.getIdentifier(); 12852 appId = ps.appId; 12853 scheduleWritePackageRestrictionsLocked(removeUser); 12854 } else { 12855 // We need to set it back to 'installed' so the uninstall 12856 // broadcasts will be sent correctly. 12857 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12858 ps.setInstalled(true, user.getIdentifier()); 12859 } 12860 } else { 12861 // This is a system app, so we assume that the 12862 // other users still have this package installed, so all 12863 // we need to do is clear this user's data and save that 12864 // it is uninstalled. 12865 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12866 removeUser = user.getIdentifier(); 12867 appId = ps.appId; 12868 scheduleWritePackageRestrictionsLocked(removeUser); 12869 } 12870 } 12871 } 12872 12873 if (removeUser >= 0) { 12874 // From above, we determined that we are deleting this only 12875 // for a single user. Continue the work here. 12876 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12877 if (outInfo != null) { 12878 outInfo.removedPackage = packageName; 12879 outInfo.removedAppId = appId; 12880 outInfo.removedUsers = new int[] {removeUser}; 12881 } 12882 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12883 removeKeystoreDataIfNeeded(removeUser, appId); 12884 schedulePackageCleaning(packageName, removeUser, false); 12885 synchronized (mPackages) { 12886 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12887 scheduleWritePackageRestrictionsLocked(removeUser); 12888 } 12889 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12890 removeUser); 12891 } 12892 return true; 12893 } 12894 12895 if (dataOnly) { 12896 // Delete application data first 12897 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12898 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12899 return true; 12900 } 12901 12902 boolean ret = false; 12903 if (isSystemApp(ps)) { 12904 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12905 // When an updated system application is deleted we delete the existing resources as well and 12906 // fall back to existing code in system partition 12907 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12908 flags, outInfo, writeSettings); 12909 } else { 12910 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12911 // Kill application pre-emptively especially for apps on sd. 12912 killApplication(packageName, ps.appId, "uninstall pkg"); 12913 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12914 allUserHandles, perUserInstalled, 12915 outInfo, writeSettings); 12916 } 12917 12918 return ret; 12919 } 12920 12921 private final class ClearStorageConnection implements ServiceConnection { 12922 IMediaContainerService mContainerService; 12923 12924 @Override 12925 public void onServiceConnected(ComponentName name, IBinder service) { 12926 synchronized (this) { 12927 mContainerService = IMediaContainerService.Stub.asInterface(service); 12928 notifyAll(); 12929 } 12930 } 12931 12932 @Override 12933 public void onServiceDisconnected(ComponentName name) { 12934 } 12935 } 12936 12937 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12938 final boolean mounted; 12939 if (Environment.isExternalStorageEmulated()) { 12940 mounted = true; 12941 } else { 12942 final String status = Environment.getExternalStorageState(); 12943 12944 mounted = status.equals(Environment.MEDIA_MOUNTED) 12945 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12946 } 12947 12948 if (!mounted) { 12949 return; 12950 } 12951 12952 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12953 int[] users; 12954 if (userId == UserHandle.USER_ALL) { 12955 users = sUserManager.getUserIds(); 12956 } else { 12957 users = new int[] { userId }; 12958 } 12959 final ClearStorageConnection conn = new ClearStorageConnection(); 12960 if (mContext.bindServiceAsUser( 12961 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12962 try { 12963 for (int curUser : users) { 12964 long timeout = SystemClock.uptimeMillis() + 5000; 12965 synchronized (conn) { 12966 long now = SystemClock.uptimeMillis(); 12967 while (conn.mContainerService == null && now < timeout) { 12968 try { 12969 conn.wait(timeout - now); 12970 } catch (InterruptedException e) { 12971 } 12972 } 12973 } 12974 if (conn.mContainerService == null) { 12975 return; 12976 } 12977 12978 final UserEnvironment userEnv = new UserEnvironment(curUser); 12979 clearDirectory(conn.mContainerService, 12980 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12981 if (allData) { 12982 clearDirectory(conn.mContainerService, 12983 userEnv.buildExternalStorageAppDataDirs(packageName)); 12984 clearDirectory(conn.mContainerService, 12985 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12986 } 12987 } 12988 } finally { 12989 mContext.unbindService(conn); 12990 } 12991 } 12992 } 12993 12994 @Override 12995 public void clearApplicationUserData(final String packageName, 12996 final IPackageDataObserver observer, final int userId) { 12997 mContext.enforceCallingOrSelfPermission( 12998 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12999 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13000 // Queue up an async operation since the package deletion may take a little while. 13001 mHandler.post(new Runnable() { 13002 public void run() { 13003 mHandler.removeCallbacks(this); 13004 final boolean succeeded; 13005 synchronized (mInstallLock) { 13006 succeeded = clearApplicationUserDataLI(packageName, userId); 13007 } 13008 clearExternalStorageDataSync(packageName, userId, true); 13009 if (succeeded) { 13010 // invoke DeviceStorageMonitor's update method to clear any notifications 13011 DeviceStorageMonitorInternal 13012 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13013 if (dsm != null) { 13014 dsm.checkMemory(); 13015 } 13016 } 13017 if(observer != null) { 13018 try { 13019 observer.onRemoveCompleted(packageName, succeeded); 13020 } catch (RemoteException e) { 13021 Log.i(TAG, "Observer no longer exists."); 13022 } 13023 } //end if observer 13024 } //end run 13025 }); 13026 } 13027 13028 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13029 if (packageName == null) { 13030 Slog.w(TAG, "Attempt to delete null packageName."); 13031 return false; 13032 } 13033 13034 // Try finding details about the requested package 13035 PackageParser.Package pkg; 13036 synchronized (mPackages) { 13037 pkg = mPackages.get(packageName); 13038 if (pkg == null) { 13039 final PackageSetting ps = mSettings.mPackages.get(packageName); 13040 if (ps != null) { 13041 pkg = ps.pkg; 13042 } 13043 } 13044 13045 if (pkg == null) { 13046 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13047 return false; 13048 } 13049 13050 PackageSetting ps = (PackageSetting) pkg.mExtras; 13051 PermissionsState permissionsState = ps.getPermissionsState(); 13052 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 13053 } 13054 13055 // Always delete data directories for package, even if we found no other 13056 // record of app. This helps users recover from UID mismatches without 13057 // resorting to a full data wipe. 13058 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13059 if (retCode < 0) { 13060 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13061 return false; 13062 } 13063 13064 final int appId = pkg.applicationInfo.uid; 13065 removeKeystoreDataIfNeeded(userId, appId); 13066 13067 // Create a native library symlink only if we have native libraries 13068 // and if the native libraries are 32 bit libraries. We do not provide 13069 // this symlink for 64 bit libraries. 13070 if (pkg.applicationInfo.primaryCpuAbi != null && 13071 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13072 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13073 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13074 nativeLibPath, userId) < 0) { 13075 Slog.w(TAG, "Failed linking native library dir"); 13076 return false; 13077 } 13078 } 13079 13080 return true; 13081 } 13082 13083 13084 /** 13085 * Revokes granted runtime permissions and clears resettable flags 13086 * which are flags that can be set by a user interaction. 13087 * 13088 * @param permissionsState The permission state to reset. 13089 * @param userId The device user for which to do a reset. 13090 */ 13091 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 13092 PermissionsState permissionsState, int userId) { 13093 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 13094 | PackageManager.FLAG_PERMISSION_USER_FIXED 13095 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13096 13097 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 13098 } 13099 13100 /** 13101 * Revokes granted runtime permissions and clears all flags. 13102 * 13103 * @param permissionsState The permission state to reset. 13104 * @param userId The device user for which to do a reset. 13105 */ 13106 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 13107 PermissionsState permissionsState, int userId) { 13108 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 13109 PackageManager.MASK_PERMISSION_FLAGS); 13110 } 13111 13112 /** 13113 * Revokes granted runtime permissions and clears certain flags. 13114 * 13115 * @param permissionsState The permission state to reset. 13116 * @param userId The device user for which to do a reset. 13117 * @param flags The flags that is going to be reset. 13118 */ 13119 private void revokeRuntimePermissionsAndClearFlagsLocked( 13120 PermissionsState permissionsState, final int userId, int flags) { 13121 boolean needsWrite = false; 13122 13123 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 13124 BasePermission bp = mSettings.mPermissions.get(state.getName()); 13125 if (bp != null) { 13126 permissionsState.revokeRuntimePermission(bp, userId); 13127 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 13128 needsWrite = true; 13129 } 13130 } 13131 13132 // Ensure default permissions are never cleared. 13133 mHandler.post(new Runnable() { 13134 @Override 13135 public void run() { 13136 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 13137 } 13138 }); 13139 13140 if (needsWrite) { 13141 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13142 } 13143 } 13144 13145 /** 13146 * Remove entries from the keystore daemon. Will only remove it if the 13147 * {@code appId} is valid. 13148 */ 13149 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13150 if (appId < 0) { 13151 return; 13152 } 13153 13154 final KeyStore keyStore = KeyStore.getInstance(); 13155 if (keyStore != null) { 13156 if (userId == UserHandle.USER_ALL) { 13157 for (final int individual : sUserManager.getUserIds()) { 13158 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13159 } 13160 } else { 13161 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13162 } 13163 } else { 13164 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13165 } 13166 } 13167 13168 @Override 13169 public void deleteApplicationCacheFiles(final String packageName, 13170 final IPackageDataObserver observer) { 13171 mContext.enforceCallingOrSelfPermission( 13172 android.Manifest.permission.DELETE_CACHE_FILES, null); 13173 // Queue up an async operation since the package deletion may take a little while. 13174 final int userId = UserHandle.getCallingUserId(); 13175 mHandler.post(new Runnable() { 13176 public void run() { 13177 mHandler.removeCallbacks(this); 13178 final boolean succeded; 13179 synchronized (mInstallLock) { 13180 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13181 } 13182 clearExternalStorageDataSync(packageName, userId, false); 13183 if (observer != null) { 13184 try { 13185 observer.onRemoveCompleted(packageName, succeded); 13186 } catch (RemoteException e) { 13187 Log.i(TAG, "Observer no longer exists."); 13188 } 13189 } //end if observer 13190 } //end run 13191 }); 13192 } 13193 13194 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13195 if (packageName == null) { 13196 Slog.w(TAG, "Attempt to delete null packageName."); 13197 return false; 13198 } 13199 PackageParser.Package p; 13200 synchronized (mPackages) { 13201 p = mPackages.get(packageName); 13202 } 13203 if (p == null) { 13204 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13205 return false; 13206 } 13207 final ApplicationInfo applicationInfo = p.applicationInfo; 13208 if (applicationInfo == null) { 13209 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13210 return false; 13211 } 13212 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13213 if (retCode < 0) { 13214 Slog.w(TAG, "Couldn't remove cache files for package: " 13215 + packageName + " u" + userId); 13216 return false; 13217 } 13218 return true; 13219 } 13220 13221 @Override 13222 public void getPackageSizeInfo(final String packageName, int userHandle, 13223 final IPackageStatsObserver observer) { 13224 mContext.enforceCallingOrSelfPermission( 13225 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13226 if (packageName == null) { 13227 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13228 } 13229 13230 PackageStats stats = new PackageStats(packageName, userHandle); 13231 13232 /* 13233 * Queue up an async operation since the package measurement may take a 13234 * little while. 13235 */ 13236 Message msg = mHandler.obtainMessage(INIT_COPY); 13237 msg.obj = new MeasureParams(stats, observer); 13238 mHandler.sendMessage(msg); 13239 } 13240 13241 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13242 PackageStats pStats) { 13243 if (packageName == null) { 13244 Slog.w(TAG, "Attempt to get size of null packageName."); 13245 return false; 13246 } 13247 PackageParser.Package p; 13248 boolean dataOnly = false; 13249 String libDirRoot = null; 13250 String asecPath = null; 13251 PackageSetting ps = null; 13252 synchronized (mPackages) { 13253 p = mPackages.get(packageName); 13254 ps = mSettings.mPackages.get(packageName); 13255 if(p == null) { 13256 dataOnly = true; 13257 if((ps == null) || (ps.pkg == null)) { 13258 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13259 return false; 13260 } 13261 p = ps.pkg; 13262 } 13263 if (ps != null) { 13264 libDirRoot = ps.legacyNativeLibraryPathString; 13265 } 13266 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13267 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13268 if (secureContainerId != null) { 13269 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13270 } 13271 } 13272 } 13273 String publicSrcDir = null; 13274 if(!dataOnly) { 13275 final ApplicationInfo applicationInfo = p.applicationInfo; 13276 if (applicationInfo == null) { 13277 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13278 return false; 13279 } 13280 if (p.isForwardLocked()) { 13281 publicSrcDir = applicationInfo.getBaseResourcePath(); 13282 } 13283 } 13284 // TODO: extend to measure size of split APKs 13285 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13286 // not just the first level. 13287 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13288 // just the primary. 13289 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13290 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13291 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13292 if (res < 0) { 13293 return false; 13294 } 13295 13296 // Fix-up for forward-locked applications in ASEC containers. 13297 if (!isExternal(p)) { 13298 pStats.codeSize += pStats.externalCodeSize; 13299 pStats.externalCodeSize = 0L; 13300 } 13301 13302 return true; 13303 } 13304 13305 13306 @Override 13307 public void addPackageToPreferred(String packageName) { 13308 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13309 } 13310 13311 @Override 13312 public void removePackageFromPreferred(String packageName) { 13313 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13314 } 13315 13316 @Override 13317 public List<PackageInfo> getPreferredPackages(int flags) { 13318 return new ArrayList<PackageInfo>(); 13319 } 13320 13321 private int getUidTargetSdkVersionLockedLPr(int uid) { 13322 Object obj = mSettings.getUserIdLPr(uid); 13323 if (obj instanceof SharedUserSetting) { 13324 final SharedUserSetting sus = (SharedUserSetting) obj; 13325 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13326 final Iterator<PackageSetting> it = sus.packages.iterator(); 13327 while (it.hasNext()) { 13328 final PackageSetting ps = it.next(); 13329 if (ps.pkg != null) { 13330 int v = ps.pkg.applicationInfo.targetSdkVersion; 13331 if (v < vers) vers = v; 13332 } 13333 } 13334 return vers; 13335 } else if (obj instanceof PackageSetting) { 13336 final PackageSetting ps = (PackageSetting) obj; 13337 if (ps.pkg != null) { 13338 return ps.pkg.applicationInfo.targetSdkVersion; 13339 } 13340 } 13341 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13342 } 13343 13344 @Override 13345 public void addPreferredActivity(IntentFilter filter, int match, 13346 ComponentName[] set, ComponentName activity, int userId) { 13347 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13348 "Adding preferred"); 13349 } 13350 13351 private void addPreferredActivityInternal(IntentFilter filter, int match, 13352 ComponentName[] set, ComponentName activity, boolean always, int userId, 13353 String opname) { 13354 // writer 13355 int callingUid = Binder.getCallingUid(); 13356 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13357 if (filter.countActions() == 0) { 13358 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13359 return; 13360 } 13361 synchronized (mPackages) { 13362 if (mContext.checkCallingOrSelfPermission( 13363 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13364 != PackageManager.PERMISSION_GRANTED) { 13365 if (getUidTargetSdkVersionLockedLPr(callingUid) 13366 < Build.VERSION_CODES.FROYO) { 13367 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13368 + callingUid); 13369 return; 13370 } 13371 mContext.enforceCallingOrSelfPermission( 13372 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13373 } 13374 13375 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13376 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13377 + userId + ":"); 13378 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13379 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13380 scheduleWritePackageRestrictionsLocked(userId); 13381 } 13382 } 13383 13384 @Override 13385 public void replacePreferredActivity(IntentFilter filter, int match, 13386 ComponentName[] set, ComponentName activity, int userId) { 13387 if (filter.countActions() != 1) { 13388 throw new IllegalArgumentException( 13389 "replacePreferredActivity expects filter to have only 1 action."); 13390 } 13391 if (filter.countDataAuthorities() != 0 13392 || filter.countDataPaths() != 0 13393 || filter.countDataSchemes() > 1 13394 || filter.countDataTypes() != 0) { 13395 throw new IllegalArgumentException( 13396 "replacePreferredActivity expects filter to have no data authorities, " + 13397 "paths, or types; and at most one scheme."); 13398 } 13399 13400 final int callingUid = Binder.getCallingUid(); 13401 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13402 synchronized (mPackages) { 13403 if (mContext.checkCallingOrSelfPermission( 13404 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13405 != PackageManager.PERMISSION_GRANTED) { 13406 if (getUidTargetSdkVersionLockedLPr(callingUid) 13407 < Build.VERSION_CODES.FROYO) { 13408 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13409 + Binder.getCallingUid()); 13410 return; 13411 } 13412 mContext.enforceCallingOrSelfPermission( 13413 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13414 } 13415 13416 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13417 if (pir != null) { 13418 // Get all of the existing entries that exactly match this filter. 13419 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13420 if (existing != null && existing.size() == 1) { 13421 PreferredActivity cur = existing.get(0); 13422 if (DEBUG_PREFERRED) { 13423 Slog.i(TAG, "Checking replace of preferred:"); 13424 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13425 if (!cur.mPref.mAlways) { 13426 Slog.i(TAG, " -- CUR; not mAlways!"); 13427 } else { 13428 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13429 Slog.i(TAG, " -- CUR: mSet=" 13430 + Arrays.toString(cur.mPref.mSetComponents)); 13431 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13432 Slog.i(TAG, " -- NEW: mMatch=" 13433 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13434 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13435 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13436 } 13437 } 13438 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13439 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13440 && cur.mPref.sameSet(set)) { 13441 // Setting the preferred activity to what it happens to be already 13442 if (DEBUG_PREFERRED) { 13443 Slog.i(TAG, "Replacing with same preferred activity " 13444 + cur.mPref.mShortComponent + " for user " 13445 + userId + ":"); 13446 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13447 } 13448 return; 13449 } 13450 } 13451 13452 if (existing != null) { 13453 if (DEBUG_PREFERRED) { 13454 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13455 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13456 } 13457 for (int i = 0; i < existing.size(); i++) { 13458 PreferredActivity pa = existing.get(i); 13459 if (DEBUG_PREFERRED) { 13460 Slog.i(TAG, "Removing existing preferred activity " 13461 + pa.mPref.mComponent + ":"); 13462 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13463 } 13464 pir.removeFilter(pa); 13465 } 13466 } 13467 } 13468 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13469 "Replacing preferred"); 13470 } 13471 } 13472 13473 @Override 13474 public void clearPackagePreferredActivities(String packageName) { 13475 final int uid = Binder.getCallingUid(); 13476 // writer 13477 synchronized (mPackages) { 13478 PackageParser.Package pkg = mPackages.get(packageName); 13479 if (pkg == null || pkg.applicationInfo.uid != uid) { 13480 if (mContext.checkCallingOrSelfPermission( 13481 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13482 != PackageManager.PERMISSION_GRANTED) { 13483 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13484 < Build.VERSION_CODES.FROYO) { 13485 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13486 + Binder.getCallingUid()); 13487 return; 13488 } 13489 mContext.enforceCallingOrSelfPermission( 13490 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13491 } 13492 } 13493 13494 int user = UserHandle.getCallingUserId(); 13495 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13496 scheduleWritePackageRestrictionsLocked(user); 13497 } 13498 } 13499 } 13500 13501 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13502 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13503 ArrayList<PreferredActivity> removed = null; 13504 boolean changed = false; 13505 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13506 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13507 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13508 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13509 continue; 13510 } 13511 Iterator<PreferredActivity> it = pir.filterIterator(); 13512 while (it.hasNext()) { 13513 PreferredActivity pa = it.next(); 13514 // Mark entry for removal only if it matches the package name 13515 // and the entry is of type "always". 13516 if (packageName == null || 13517 (pa.mPref.mComponent.getPackageName().equals(packageName) 13518 && pa.mPref.mAlways)) { 13519 if (removed == null) { 13520 removed = new ArrayList<PreferredActivity>(); 13521 } 13522 removed.add(pa); 13523 } 13524 } 13525 if (removed != null) { 13526 for (int j=0; j<removed.size(); j++) { 13527 PreferredActivity pa = removed.get(j); 13528 pir.removeFilter(pa); 13529 } 13530 changed = true; 13531 } 13532 } 13533 return changed; 13534 } 13535 13536 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13537 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13538 if (userId == UserHandle.USER_ALL) { 13539 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13540 sUserManager.getUserIds())) { 13541 for (int oneUserId : sUserManager.getUserIds()) { 13542 scheduleWritePackageRestrictionsLocked(oneUserId); 13543 } 13544 } 13545 } else { 13546 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13547 scheduleWritePackageRestrictionsLocked(userId); 13548 } 13549 } 13550 } 13551 13552 13553 void clearDefaultBrowserIfNeeded(String packageName) { 13554 for (int oneUserId : sUserManager.getUserIds()) { 13555 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13556 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13557 if (packageName.equals(defaultBrowserPackageName)) { 13558 setDefaultBrowserPackageName(null, oneUserId); 13559 } 13560 } 13561 } 13562 13563 @Override 13564 public void resetPreferredActivities(int userId) { 13565 mContext.enforceCallingOrSelfPermission( 13566 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13567 // writer 13568 synchronized (mPackages) { 13569 clearPackagePreferredActivitiesLPw(null, userId); 13570 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13571 applyFactoryDefaultBrowserLPw(userId); 13572 13573 scheduleWritePackageRestrictionsLocked(userId); 13574 } 13575 } 13576 13577 @Override 13578 public int getPreferredActivities(List<IntentFilter> outFilters, 13579 List<ComponentName> outActivities, String packageName) { 13580 13581 int num = 0; 13582 final int userId = UserHandle.getCallingUserId(); 13583 // reader 13584 synchronized (mPackages) { 13585 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13586 if (pir != null) { 13587 final Iterator<PreferredActivity> it = pir.filterIterator(); 13588 while (it.hasNext()) { 13589 final PreferredActivity pa = it.next(); 13590 if (packageName == null 13591 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13592 && pa.mPref.mAlways)) { 13593 if (outFilters != null) { 13594 outFilters.add(new IntentFilter(pa)); 13595 } 13596 if (outActivities != null) { 13597 outActivities.add(pa.mPref.mComponent); 13598 } 13599 } 13600 } 13601 } 13602 } 13603 13604 return num; 13605 } 13606 13607 @Override 13608 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13609 int userId) { 13610 int callingUid = Binder.getCallingUid(); 13611 if (callingUid != Process.SYSTEM_UID) { 13612 throw new SecurityException( 13613 "addPersistentPreferredActivity can only be run by the system"); 13614 } 13615 if (filter.countActions() == 0) { 13616 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13617 return; 13618 } 13619 synchronized (mPackages) { 13620 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13621 " :"); 13622 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13623 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13624 new PersistentPreferredActivity(filter, activity)); 13625 scheduleWritePackageRestrictionsLocked(userId); 13626 } 13627 } 13628 13629 @Override 13630 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13631 int callingUid = Binder.getCallingUid(); 13632 if (callingUid != Process.SYSTEM_UID) { 13633 throw new SecurityException( 13634 "clearPackagePersistentPreferredActivities can only be run by the system"); 13635 } 13636 ArrayList<PersistentPreferredActivity> removed = null; 13637 boolean changed = false; 13638 synchronized (mPackages) { 13639 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13640 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13641 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13642 .valueAt(i); 13643 if (userId != thisUserId) { 13644 continue; 13645 } 13646 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13647 while (it.hasNext()) { 13648 PersistentPreferredActivity ppa = it.next(); 13649 // Mark entry for removal only if it matches the package name. 13650 if (ppa.mComponent.getPackageName().equals(packageName)) { 13651 if (removed == null) { 13652 removed = new ArrayList<PersistentPreferredActivity>(); 13653 } 13654 removed.add(ppa); 13655 } 13656 } 13657 if (removed != null) { 13658 for (int j=0; j<removed.size(); j++) { 13659 PersistentPreferredActivity ppa = removed.get(j); 13660 ppir.removeFilter(ppa); 13661 } 13662 changed = true; 13663 } 13664 } 13665 13666 if (changed) { 13667 scheduleWritePackageRestrictionsLocked(userId); 13668 } 13669 } 13670 } 13671 13672 /** 13673 * Common machinery for picking apart a restored XML blob and passing 13674 * it to a caller-supplied functor to be applied to the running system. 13675 */ 13676 private void restoreFromXml(XmlPullParser parser, int userId, 13677 String expectedStartTag, BlobXmlRestorer functor) 13678 throws IOException, XmlPullParserException { 13679 int type; 13680 while ((type = parser.next()) != XmlPullParser.START_TAG 13681 && type != XmlPullParser.END_DOCUMENT) { 13682 } 13683 if (type != XmlPullParser.START_TAG) { 13684 // oops didn't find a start tag?! 13685 if (DEBUG_BACKUP) { 13686 Slog.e(TAG, "Didn't find start tag during restore"); 13687 } 13688 return; 13689 } 13690 13691 // this is supposed to be TAG_PREFERRED_BACKUP 13692 if (!expectedStartTag.equals(parser.getName())) { 13693 if (DEBUG_BACKUP) { 13694 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13695 } 13696 return; 13697 } 13698 13699 // skip interfering stuff, then we're aligned with the backing implementation 13700 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13701 functor.apply(parser, userId); 13702 } 13703 13704 private interface BlobXmlRestorer { 13705 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13706 } 13707 13708 /** 13709 * Non-Binder method, support for the backup/restore mechanism: write the 13710 * full set of preferred activities in its canonical XML format. Returns the 13711 * XML output as a byte array, or null if there is none. 13712 */ 13713 @Override 13714 public byte[] getPreferredActivityBackup(int userId) { 13715 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13716 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13717 } 13718 13719 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13720 try { 13721 final XmlSerializer serializer = new FastXmlSerializer(); 13722 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13723 serializer.startDocument(null, true); 13724 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13725 13726 synchronized (mPackages) { 13727 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13728 } 13729 13730 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13731 serializer.endDocument(); 13732 serializer.flush(); 13733 } catch (Exception e) { 13734 if (DEBUG_BACKUP) { 13735 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13736 } 13737 return null; 13738 } 13739 13740 return dataStream.toByteArray(); 13741 } 13742 13743 @Override 13744 public void restorePreferredActivities(byte[] backup, int userId) { 13745 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13746 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13747 } 13748 13749 try { 13750 final XmlPullParser parser = Xml.newPullParser(); 13751 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13752 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13753 new BlobXmlRestorer() { 13754 @Override 13755 public void apply(XmlPullParser parser, int userId) 13756 throws XmlPullParserException, IOException { 13757 synchronized (mPackages) { 13758 mSettings.readPreferredActivitiesLPw(parser, userId); 13759 } 13760 } 13761 } ); 13762 } catch (Exception e) { 13763 if (DEBUG_BACKUP) { 13764 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13765 } 13766 } 13767 } 13768 13769 /** 13770 * Non-Binder method, support for the backup/restore mechanism: write the 13771 * default browser (etc) settings in its canonical XML format. Returns the default 13772 * browser XML representation as a byte array, or null if there is none. 13773 */ 13774 @Override 13775 public byte[] getDefaultAppsBackup(int userId) { 13776 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13777 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13778 } 13779 13780 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13781 try { 13782 final XmlSerializer serializer = new FastXmlSerializer(); 13783 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13784 serializer.startDocument(null, true); 13785 serializer.startTag(null, TAG_DEFAULT_APPS); 13786 13787 synchronized (mPackages) { 13788 mSettings.writeDefaultAppsLPr(serializer, userId); 13789 } 13790 13791 serializer.endTag(null, TAG_DEFAULT_APPS); 13792 serializer.endDocument(); 13793 serializer.flush(); 13794 } catch (Exception e) { 13795 if (DEBUG_BACKUP) { 13796 Slog.e(TAG, "Unable to write default apps for backup", e); 13797 } 13798 return null; 13799 } 13800 13801 return dataStream.toByteArray(); 13802 } 13803 13804 @Override 13805 public void restoreDefaultApps(byte[] backup, int userId) { 13806 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13807 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13808 } 13809 13810 try { 13811 final XmlPullParser parser = Xml.newPullParser(); 13812 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13813 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13814 new BlobXmlRestorer() { 13815 @Override 13816 public void apply(XmlPullParser parser, int userId) 13817 throws XmlPullParserException, IOException { 13818 synchronized (mPackages) { 13819 mSettings.readDefaultAppsLPw(parser, userId); 13820 } 13821 } 13822 } ); 13823 } catch (Exception e) { 13824 if (DEBUG_BACKUP) { 13825 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13826 } 13827 } 13828 } 13829 13830 @Override 13831 public byte[] getIntentFilterVerificationBackup(int userId) { 13832 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13833 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13834 } 13835 13836 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13837 try { 13838 final XmlSerializer serializer = new FastXmlSerializer(); 13839 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13840 serializer.startDocument(null, true); 13841 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13842 13843 synchronized (mPackages) { 13844 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13845 } 13846 13847 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13848 serializer.endDocument(); 13849 serializer.flush(); 13850 } catch (Exception e) { 13851 if (DEBUG_BACKUP) { 13852 Slog.e(TAG, "Unable to write default apps for backup", e); 13853 } 13854 return null; 13855 } 13856 13857 return dataStream.toByteArray(); 13858 } 13859 13860 @Override 13861 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13862 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13863 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13864 } 13865 13866 try { 13867 final XmlPullParser parser = Xml.newPullParser(); 13868 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13869 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13870 new BlobXmlRestorer() { 13871 @Override 13872 public void apply(XmlPullParser parser, int userId) 13873 throws XmlPullParserException, IOException { 13874 synchronized (mPackages) { 13875 mSettings.readAllDomainVerificationsLPr(parser, userId); 13876 mSettings.writeLPr(); 13877 } 13878 } 13879 } ); 13880 } catch (Exception e) { 13881 if (DEBUG_BACKUP) { 13882 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13883 } 13884 } 13885 } 13886 13887 @Override 13888 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13889 int sourceUserId, int targetUserId, int flags) { 13890 mContext.enforceCallingOrSelfPermission( 13891 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13892 int callingUid = Binder.getCallingUid(); 13893 enforceOwnerRights(ownerPackage, callingUid); 13894 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13895 if (intentFilter.countActions() == 0) { 13896 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13897 return; 13898 } 13899 synchronized (mPackages) { 13900 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13901 ownerPackage, targetUserId, flags); 13902 CrossProfileIntentResolver resolver = 13903 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13904 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13905 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13906 if (existing != null) { 13907 int size = existing.size(); 13908 for (int i = 0; i < size; i++) { 13909 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13910 return; 13911 } 13912 } 13913 } 13914 resolver.addFilter(newFilter); 13915 scheduleWritePackageRestrictionsLocked(sourceUserId); 13916 } 13917 } 13918 13919 @Override 13920 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13921 mContext.enforceCallingOrSelfPermission( 13922 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13923 int callingUid = Binder.getCallingUid(); 13924 enforceOwnerRights(ownerPackage, callingUid); 13925 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13926 synchronized (mPackages) { 13927 CrossProfileIntentResolver resolver = 13928 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13929 ArraySet<CrossProfileIntentFilter> set = 13930 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13931 for (CrossProfileIntentFilter filter : set) { 13932 if (filter.getOwnerPackage().equals(ownerPackage)) { 13933 resolver.removeFilter(filter); 13934 } 13935 } 13936 scheduleWritePackageRestrictionsLocked(sourceUserId); 13937 } 13938 } 13939 13940 // Enforcing that callingUid is owning pkg on userId 13941 private void enforceOwnerRights(String pkg, int callingUid) { 13942 // The system owns everything. 13943 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13944 return; 13945 } 13946 int callingUserId = UserHandle.getUserId(callingUid); 13947 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13948 if (pi == null) { 13949 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13950 + callingUserId); 13951 } 13952 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13953 throw new SecurityException("Calling uid " + callingUid 13954 + " does not own package " + pkg); 13955 } 13956 } 13957 13958 @Override 13959 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13960 Intent intent = new Intent(Intent.ACTION_MAIN); 13961 intent.addCategory(Intent.CATEGORY_HOME); 13962 13963 final int callingUserId = UserHandle.getCallingUserId(); 13964 List<ResolveInfo> list = queryIntentActivities(intent, null, 13965 PackageManager.GET_META_DATA, callingUserId); 13966 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13967 true, false, false, callingUserId); 13968 13969 allHomeCandidates.clear(); 13970 if (list != null) { 13971 for (ResolveInfo ri : list) { 13972 allHomeCandidates.add(ri); 13973 } 13974 } 13975 return (preferred == null || preferred.activityInfo == null) 13976 ? null 13977 : new ComponentName(preferred.activityInfo.packageName, 13978 preferred.activityInfo.name); 13979 } 13980 13981 @Override 13982 public void setApplicationEnabledSetting(String appPackageName, 13983 int newState, int flags, int userId, String callingPackage) { 13984 if (!sUserManager.exists(userId)) return; 13985 if (callingPackage == null) { 13986 callingPackage = Integer.toString(Binder.getCallingUid()); 13987 } 13988 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13989 } 13990 13991 @Override 13992 public void setComponentEnabledSetting(ComponentName componentName, 13993 int newState, int flags, int userId) { 13994 if (!sUserManager.exists(userId)) return; 13995 setEnabledSetting(componentName.getPackageName(), 13996 componentName.getClassName(), newState, flags, userId, null); 13997 } 13998 13999 private void setEnabledSetting(final String packageName, String className, int newState, 14000 final int flags, int userId, String callingPackage) { 14001 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14002 || newState == COMPONENT_ENABLED_STATE_ENABLED 14003 || newState == COMPONENT_ENABLED_STATE_DISABLED 14004 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14005 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14006 throw new IllegalArgumentException("Invalid new component state: " 14007 + newState); 14008 } 14009 PackageSetting pkgSetting; 14010 final int uid = Binder.getCallingUid(); 14011 final int permission = mContext.checkCallingOrSelfPermission( 14012 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14013 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14014 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14015 boolean sendNow = false; 14016 boolean isApp = (className == null); 14017 String componentName = isApp ? packageName : className; 14018 int packageUid = -1; 14019 ArrayList<String> components; 14020 14021 // writer 14022 synchronized (mPackages) { 14023 pkgSetting = mSettings.mPackages.get(packageName); 14024 if (pkgSetting == null) { 14025 if (className == null) { 14026 throw new IllegalArgumentException( 14027 "Unknown package: " + packageName); 14028 } 14029 throw new IllegalArgumentException( 14030 "Unknown component: " + packageName 14031 + "/" + className); 14032 } 14033 // Allow root and verify that userId is not being specified by a different user 14034 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14035 throw new SecurityException( 14036 "Permission Denial: attempt to change component state from pid=" 14037 + Binder.getCallingPid() 14038 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14039 } 14040 if (className == null) { 14041 // We're dealing with an application/package level state change 14042 if (pkgSetting.getEnabled(userId) == newState) { 14043 // Nothing to do 14044 return; 14045 } 14046 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14047 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14048 // Don't care about who enables an app. 14049 callingPackage = null; 14050 } 14051 pkgSetting.setEnabled(newState, userId, callingPackage); 14052 // pkgSetting.pkg.mSetEnabled = newState; 14053 } else { 14054 // We're dealing with a component level state change 14055 // First, verify that this is a valid class name. 14056 PackageParser.Package pkg = pkgSetting.pkg; 14057 if (pkg == null || !pkg.hasComponentClassName(className)) { 14058 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14059 throw new IllegalArgumentException("Component class " + className 14060 + " does not exist in " + packageName); 14061 } else { 14062 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14063 + className + " does not exist in " + packageName); 14064 } 14065 } 14066 switch (newState) { 14067 case COMPONENT_ENABLED_STATE_ENABLED: 14068 if (!pkgSetting.enableComponentLPw(className, userId)) { 14069 return; 14070 } 14071 break; 14072 case COMPONENT_ENABLED_STATE_DISABLED: 14073 if (!pkgSetting.disableComponentLPw(className, userId)) { 14074 return; 14075 } 14076 break; 14077 case COMPONENT_ENABLED_STATE_DEFAULT: 14078 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14079 return; 14080 } 14081 break; 14082 default: 14083 Slog.e(TAG, "Invalid new component state: " + newState); 14084 return; 14085 } 14086 } 14087 scheduleWritePackageRestrictionsLocked(userId); 14088 components = mPendingBroadcasts.get(userId, packageName); 14089 final boolean newPackage = components == null; 14090 if (newPackage) { 14091 components = new ArrayList<String>(); 14092 } 14093 if (!components.contains(componentName)) { 14094 components.add(componentName); 14095 } 14096 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14097 sendNow = true; 14098 // Purge entry from pending broadcast list if another one exists already 14099 // since we are sending one right away. 14100 mPendingBroadcasts.remove(userId, packageName); 14101 } else { 14102 if (newPackage) { 14103 mPendingBroadcasts.put(userId, packageName, components); 14104 } 14105 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14106 // Schedule a message 14107 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14108 } 14109 } 14110 } 14111 14112 long callingId = Binder.clearCallingIdentity(); 14113 try { 14114 if (sendNow) { 14115 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14116 sendPackageChangedBroadcast(packageName, 14117 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14118 } 14119 } finally { 14120 Binder.restoreCallingIdentity(callingId); 14121 } 14122 } 14123 14124 private void sendPackageChangedBroadcast(String packageName, 14125 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14126 if (DEBUG_INSTALL) 14127 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14128 + componentNames); 14129 Bundle extras = new Bundle(4); 14130 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14131 String nameList[] = new String[componentNames.size()]; 14132 componentNames.toArray(nameList); 14133 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14134 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14135 extras.putInt(Intent.EXTRA_UID, packageUid); 14136 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14137 new int[] {UserHandle.getUserId(packageUid)}); 14138 } 14139 14140 @Override 14141 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14142 if (!sUserManager.exists(userId)) return; 14143 final int uid = Binder.getCallingUid(); 14144 final int permission = mContext.checkCallingOrSelfPermission( 14145 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14146 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14147 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14148 // writer 14149 synchronized (mPackages) { 14150 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14151 allowedByPermission, uid, userId)) { 14152 scheduleWritePackageRestrictionsLocked(userId); 14153 } 14154 } 14155 } 14156 14157 @Override 14158 public String getInstallerPackageName(String packageName) { 14159 // reader 14160 synchronized (mPackages) { 14161 return mSettings.getInstallerPackageNameLPr(packageName); 14162 } 14163 } 14164 14165 @Override 14166 public int getApplicationEnabledSetting(String packageName, int userId) { 14167 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14168 int uid = Binder.getCallingUid(); 14169 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14170 // reader 14171 synchronized (mPackages) { 14172 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14173 } 14174 } 14175 14176 @Override 14177 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14178 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14179 int uid = Binder.getCallingUid(); 14180 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14181 // reader 14182 synchronized (mPackages) { 14183 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14184 } 14185 } 14186 14187 @Override 14188 public void enterSafeMode() { 14189 enforceSystemOrRoot("Only the system can request entering safe mode"); 14190 14191 if (!mSystemReady) { 14192 mSafeMode = true; 14193 } 14194 } 14195 14196 @Override 14197 public void systemReady() { 14198 mSystemReady = true; 14199 14200 // Read the compatibilty setting when the system is ready. 14201 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14202 mContext.getContentResolver(), 14203 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14204 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14205 if (DEBUG_SETTINGS) { 14206 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14207 } 14208 14209 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14210 14211 synchronized (mPackages) { 14212 // Verify that all of the preferred activity components actually 14213 // exist. It is possible for applications to be updated and at 14214 // that point remove a previously declared activity component that 14215 // had been set as a preferred activity. We try to clean this up 14216 // the next time we encounter that preferred activity, but it is 14217 // possible for the user flow to never be able to return to that 14218 // situation so here we do a sanity check to make sure we haven't 14219 // left any junk around. 14220 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14221 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14222 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14223 removed.clear(); 14224 for (PreferredActivity pa : pir.filterSet()) { 14225 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14226 removed.add(pa); 14227 } 14228 } 14229 if (removed.size() > 0) { 14230 for (int r=0; r<removed.size(); r++) { 14231 PreferredActivity pa = removed.get(r); 14232 Slog.w(TAG, "Removing dangling preferred activity: " 14233 + pa.mPref.mComponent); 14234 pir.removeFilter(pa); 14235 } 14236 mSettings.writePackageRestrictionsLPr( 14237 mSettings.mPreferredActivities.keyAt(i)); 14238 } 14239 } 14240 14241 for (int userId : UserManagerService.getInstance().getUserIds()) { 14242 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14243 grantPermissionsUserIds = ArrayUtils.appendInt( 14244 grantPermissionsUserIds, userId); 14245 } 14246 } 14247 } 14248 sUserManager.systemReady(); 14249 14250 // If we upgraded grant all default permissions before kicking off. 14251 for (int userId : grantPermissionsUserIds) { 14252 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14253 } 14254 14255 // Kick off any messages waiting for system ready 14256 if (mPostSystemReadyMessages != null) { 14257 for (Message msg : mPostSystemReadyMessages) { 14258 msg.sendToTarget(); 14259 } 14260 mPostSystemReadyMessages = null; 14261 } 14262 14263 // Watch for external volumes that come and go over time 14264 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14265 storage.registerListener(mStorageListener); 14266 14267 mInstallerService.systemReady(); 14268 mPackageDexOptimizer.systemReady(); 14269 } 14270 14271 @Override 14272 public boolean isSafeMode() { 14273 return mSafeMode; 14274 } 14275 14276 @Override 14277 public boolean hasSystemUidErrors() { 14278 return mHasSystemUidErrors; 14279 } 14280 14281 static String arrayToString(int[] array) { 14282 StringBuffer buf = new StringBuffer(128); 14283 buf.append('['); 14284 if (array != null) { 14285 for (int i=0; i<array.length; i++) { 14286 if (i > 0) buf.append(", "); 14287 buf.append(array[i]); 14288 } 14289 } 14290 buf.append(']'); 14291 return buf.toString(); 14292 } 14293 14294 static class DumpState { 14295 public static final int DUMP_LIBS = 1 << 0; 14296 public static final int DUMP_FEATURES = 1 << 1; 14297 public static final int DUMP_RESOLVERS = 1 << 2; 14298 public static final int DUMP_PERMISSIONS = 1 << 3; 14299 public static final int DUMP_PACKAGES = 1 << 4; 14300 public static final int DUMP_SHARED_USERS = 1 << 5; 14301 public static final int DUMP_MESSAGES = 1 << 6; 14302 public static final int DUMP_PROVIDERS = 1 << 7; 14303 public static final int DUMP_VERIFIERS = 1 << 8; 14304 public static final int DUMP_PREFERRED = 1 << 9; 14305 public static final int DUMP_PREFERRED_XML = 1 << 10; 14306 public static final int DUMP_KEYSETS = 1 << 11; 14307 public static final int DUMP_VERSION = 1 << 12; 14308 public static final int DUMP_INSTALLS = 1 << 13; 14309 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14310 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14311 14312 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14313 14314 private int mTypes; 14315 14316 private int mOptions; 14317 14318 private boolean mTitlePrinted; 14319 14320 private SharedUserSetting mSharedUser; 14321 14322 public boolean isDumping(int type) { 14323 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14324 return true; 14325 } 14326 14327 return (mTypes & type) != 0; 14328 } 14329 14330 public void setDump(int type) { 14331 mTypes |= type; 14332 } 14333 14334 public boolean isOptionEnabled(int option) { 14335 return (mOptions & option) != 0; 14336 } 14337 14338 public void setOptionEnabled(int option) { 14339 mOptions |= option; 14340 } 14341 14342 public boolean onTitlePrinted() { 14343 final boolean printed = mTitlePrinted; 14344 mTitlePrinted = true; 14345 return printed; 14346 } 14347 14348 public boolean getTitlePrinted() { 14349 return mTitlePrinted; 14350 } 14351 14352 public void setTitlePrinted(boolean enabled) { 14353 mTitlePrinted = enabled; 14354 } 14355 14356 public SharedUserSetting getSharedUser() { 14357 return mSharedUser; 14358 } 14359 14360 public void setSharedUser(SharedUserSetting user) { 14361 mSharedUser = user; 14362 } 14363 } 14364 14365 @Override 14366 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14367 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14368 != PackageManager.PERMISSION_GRANTED) { 14369 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14370 + Binder.getCallingPid() 14371 + ", uid=" + Binder.getCallingUid() 14372 + " without permission " 14373 + android.Manifest.permission.DUMP); 14374 return; 14375 } 14376 14377 DumpState dumpState = new DumpState(); 14378 boolean fullPreferred = false; 14379 boolean checkin = false; 14380 14381 String packageName = null; 14382 ArraySet<String> permissionNames = null; 14383 14384 int opti = 0; 14385 while (opti < args.length) { 14386 String opt = args[opti]; 14387 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14388 break; 14389 } 14390 opti++; 14391 14392 if ("-a".equals(opt)) { 14393 // Right now we only know how to print all. 14394 } else if ("-h".equals(opt)) { 14395 pw.println("Package manager dump options:"); 14396 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14397 pw.println(" --checkin: dump for a checkin"); 14398 pw.println(" -f: print details of intent filters"); 14399 pw.println(" -h: print this help"); 14400 pw.println(" cmd may be one of:"); 14401 pw.println(" l[ibraries]: list known shared libraries"); 14402 pw.println(" f[ibraries]: list device features"); 14403 pw.println(" k[eysets]: print known keysets"); 14404 pw.println(" r[esolvers]: dump intent resolvers"); 14405 pw.println(" perm[issions]: dump permissions"); 14406 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14407 pw.println(" pref[erred]: print preferred package settings"); 14408 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14409 pw.println(" prov[iders]: dump content providers"); 14410 pw.println(" p[ackages]: dump installed packages"); 14411 pw.println(" s[hared-users]: dump shared user IDs"); 14412 pw.println(" m[essages]: print collected runtime messages"); 14413 pw.println(" v[erifiers]: print package verifier info"); 14414 pw.println(" version: print database version info"); 14415 pw.println(" write: write current settings now"); 14416 pw.println(" <package.name>: info about given package"); 14417 pw.println(" installs: details about install sessions"); 14418 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14419 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14420 return; 14421 } else if ("--checkin".equals(opt)) { 14422 checkin = true; 14423 } else if ("-f".equals(opt)) { 14424 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14425 } else { 14426 pw.println("Unknown argument: " + opt + "; use -h for help"); 14427 } 14428 } 14429 14430 // Is the caller requesting to dump a particular piece of data? 14431 if (opti < args.length) { 14432 String cmd = args[opti]; 14433 opti++; 14434 // Is this a package name? 14435 if ("android".equals(cmd) || cmd.contains(".")) { 14436 packageName = cmd; 14437 // When dumping a single package, we always dump all of its 14438 // filter information since the amount of data will be reasonable. 14439 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14440 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14441 dumpState.setDump(DumpState.DUMP_LIBS); 14442 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14443 dumpState.setDump(DumpState.DUMP_FEATURES); 14444 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14445 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14446 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14447 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14448 } else if ("permission".equals(cmd)) { 14449 if (opti >= args.length) { 14450 pw.println("Error: permission requires permission name"); 14451 return; 14452 } 14453 permissionNames = new ArraySet<>(); 14454 while (opti < args.length) { 14455 permissionNames.add(args[opti]); 14456 opti++; 14457 } 14458 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14459 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14460 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14461 dumpState.setDump(DumpState.DUMP_PREFERRED); 14462 } else if ("preferred-xml".equals(cmd)) { 14463 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14464 if (opti < args.length && "--full".equals(args[opti])) { 14465 fullPreferred = true; 14466 opti++; 14467 } 14468 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14469 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14470 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14471 dumpState.setDump(DumpState.DUMP_PACKAGES); 14472 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14473 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14474 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14475 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14476 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14477 dumpState.setDump(DumpState.DUMP_MESSAGES); 14478 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14479 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14480 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14481 || "intent-filter-verifiers".equals(cmd)) { 14482 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14483 } else if ("version".equals(cmd)) { 14484 dumpState.setDump(DumpState.DUMP_VERSION); 14485 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14486 dumpState.setDump(DumpState.DUMP_KEYSETS); 14487 } else if ("installs".equals(cmd)) { 14488 dumpState.setDump(DumpState.DUMP_INSTALLS); 14489 } else if ("write".equals(cmd)) { 14490 synchronized (mPackages) { 14491 mSettings.writeLPr(); 14492 pw.println("Settings written."); 14493 return; 14494 } 14495 } 14496 } 14497 14498 if (checkin) { 14499 pw.println("vers,1"); 14500 } 14501 14502 // reader 14503 synchronized (mPackages) { 14504 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14505 if (!checkin) { 14506 if (dumpState.onTitlePrinted()) 14507 pw.println(); 14508 pw.println("Database versions:"); 14509 pw.print(" SDK Version:"); 14510 pw.print(" internal="); 14511 pw.print(mSettings.mInternalSdkPlatform); 14512 pw.print(" external="); 14513 pw.println(mSettings.mExternalSdkPlatform); 14514 pw.print(" DB Version:"); 14515 pw.print(" internal="); 14516 pw.print(mSettings.mInternalDatabaseVersion); 14517 pw.print(" external="); 14518 pw.println(mSettings.mExternalDatabaseVersion); 14519 } 14520 } 14521 14522 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14523 if (!checkin) { 14524 if (dumpState.onTitlePrinted()) 14525 pw.println(); 14526 pw.println("Verifiers:"); 14527 pw.print(" Required: "); 14528 pw.print(mRequiredVerifierPackage); 14529 pw.print(" (uid="); 14530 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14531 pw.println(")"); 14532 } else if (mRequiredVerifierPackage != null) { 14533 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14534 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14535 } 14536 } 14537 14538 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14539 packageName == null) { 14540 if (mIntentFilterVerifierComponent != null) { 14541 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14542 if (!checkin) { 14543 if (dumpState.onTitlePrinted()) 14544 pw.println(); 14545 pw.println("Intent Filter Verifier:"); 14546 pw.print(" Using: "); 14547 pw.print(verifierPackageName); 14548 pw.print(" (uid="); 14549 pw.print(getPackageUid(verifierPackageName, 0)); 14550 pw.println(")"); 14551 } else if (verifierPackageName != null) { 14552 pw.print("ifv,"); pw.print(verifierPackageName); 14553 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14554 } 14555 } else { 14556 pw.println(); 14557 pw.println("No Intent Filter Verifier available!"); 14558 } 14559 } 14560 14561 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14562 boolean printedHeader = false; 14563 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14564 while (it.hasNext()) { 14565 String name = it.next(); 14566 SharedLibraryEntry ent = mSharedLibraries.get(name); 14567 if (!checkin) { 14568 if (!printedHeader) { 14569 if (dumpState.onTitlePrinted()) 14570 pw.println(); 14571 pw.println("Libraries:"); 14572 printedHeader = true; 14573 } 14574 pw.print(" "); 14575 } else { 14576 pw.print("lib,"); 14577 } 14578 pw.print(name); 14579 if (!checkin) { 14580 pw.print(" -> "); 14581 } 14582 if (ent.path != null) { 14583 if (!checkin) { 14584 pw.print("(jar) "); 14585 pw.print(ent.path); 14586 } else { 14587 pw.print(",jar,"); 14588 pw.print(ent.path); 14589 } 14590 } else { 14591 if (!checkin) { 14592 pw.print("(apk) "); 14593 pw.print(ent.apk); 14594 } else { 14595 pw.print(",apk,"); 14596 pw.print(ent.apk); 14597 } 14598 } 14599 pw.println(); 14600 } 14601 } 14602 14603 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14604 if (dumpState.onTitlePrinted()) 14605 pw.println(); 14606 if (!checkin) { 14607 pw.println("Features:"); 14608 } 14609 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14610 while (it.hasNext()) { 14611 String name = it.next(); 14612 if (!checkin) { 14613 pw.print(" "); 14614 } else { 14615 pw.print("feat,"); 14616 } 14617 pw.println(name); 14618 } 14619 } 14620 14621 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14622 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14623 : "Activity Resolver Table:", " ", packageName, 14624 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14625 dumpState.setTitlePrinted(true); 14626 } 14627 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14628 : "Receiver Resolver Table:", " ", packageName, 14629 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14630 dumpState.setTitlePrinted(true); 14631 } 14632 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14633 : "Service Resolver Table:", " ", packageName, 14634 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14635 dumpState.setTitlePrinted(true); 14636 } 14637 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14638 : "Provider Resolver Table:", " ", packageName, 14639 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14640 dumpState.setTitlePrinted(true); 14641 } 14642 } 14643 14644 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14645 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14646 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14647 int user = mSettings.mPreferredActivities.keyAt(i); 14648 if (pir.dump(pw, 14649 dumpState.getTitlePrinted() 14650 ? "\nPreferred Activities User " + user + ":" 14651 : "Preferred Activities User " + user + ":", " ", 14652 packageName, true, false)) { 14653 dumpState.setTitlePrinted(true); 14654 } 14655 } 14656 } 14657 14658 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14659 pw.flush(); 14660 FileOutputStream fout = new FileOutputStream(fd); 14661 BufferedOutputStream str = new BufferedOutputStream(fout); 14662 XmlSerializer serializer = new FastXmlSerializer(); 14663 try { 14664 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14665 serializer.startDocument(null, true); 14666 serializer.setFeature( 14667 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14668 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14669 serializer.endDocument(); 14670 serializer.flush(); 14671 } catch (IllegalArgumentException e) { 14672 pw.println("Failed writing: " + e); 14673 } catch (IllegalStateException e) { 14674 pw.println("Failed writing: " + e); 14675 } catch (IOException e) { 14676 pw.println("Failed writing: " + e); 14677 } 14678 } 14679 14680 if (!checkin 14681 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14682 && packageName == null) { 14683 pw.println(); 14684 int count = mSettings.mPackages.size(); 14685 if (count == 0) { 14686 pw.println("No domain preferred apps!"); 14687 pw.println(); 14688 } else { 14689 final String prefix = " "; 14690 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14691 if (allPackageSettings.size() == 0) { 14692 pw.println("No domain preferred apps!"); 14693 pw.println(); 14694 } else { 14695 pw.println("Domain preferred apps status:"); 14696 pw.println(); 14697 count = 0; 14698 for (PackageSetting ps : allPackageSettings) { 14699 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14700 if (ivi == null || ivi.getPackageName() == null) continue; 14701 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14702 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14703 pw.println(prefix + "Status: " + ivi.getStatusString()); 14704 pw.println(); 14705 count++; 14706 } 14707 if (count == 0) { 14708 pw.println(prefix + "No domain preferred app status!"); 14709 pw.println(); 14710 } 14711 for (int userId : sUserManager.getUserIds()) { 14712 pw.println("Domain preferred apps for User " + userId + ":"); 14713 pw.println(); 14714 count = 0; 14715 for (PackageSetting ps : allPackageSettings) { 14716 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14717 if (ivi == null || ivi.getPackageName() == null) { 14718 continue; 14719 } 14720 final int status = ps.getDomainVerificationStatusForUser(userId); 14721 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14722 continue; 14723 } 14724 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14725 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14726 String statusStr = IntentFilterVerificationInfo. 14727 getStatusStringFromValue(status); 14728 pw.println(prefix + "Status: " + statusStr); 14729 pw.println(); 14730 count++; 14731 } 14732 if (count == 0) { 14733 pw.println(prefix + "No domain preferred apps!"); 14734 pw.println(); 14735 } 14736 } 14737 } 14738 } 14739 } 14740 14741 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14742 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14743 if (packageName == null && permissionNames == null) { 14744 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14745 if (iperm == 0) { 14746 if (dumpState.onTitlePrinted()) 14747 pw.println(); 14748 pw.println("AppOp Permissions:"); 14749 } 14750 pw.print(" AppOp Permission "); 14751 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14752 pw.println(":"); 14753 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14754 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14755 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14756 } 14757 } 14758 } 14759 } 14760 14761 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14762 boolean printedSomething = false; 14763 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14764 if (packageName != null && !packageName.equals(p.info.packageName)) { 14765 continue; 14766 } 14767 if (!printedSomething) { 14768 if (dumpState.onTitlePrinted()) 14769 pw.println(); 14770 pw.println("Registered ContentProviders:"); 14771 printedSomething = true; 14772 } 14773 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14774 pw.print(" "); pw.println(p.toString()); 14775 } 14776 printedSomething = false; 14777 for (Map.Entry<String, PackageParser.Provider> entry : 14778 mProvidersByAuthority.entrySet()) { 14779 PackageParser.Provider p = entry.getValue(); 14780 if (packageName != null && !packageName.equals(p.info.packageName)) { 14781 continue; 14782 } 14783 if (!printedSomething) { 14784 if (dumpState.onTitlePrinted()) 14785 pw.println(); 14786 pw.println("ContentProvider Authorities:"); 14787 printedSomething = true; 14788 } 14789 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14790 pw.print(" "); pw.println(p.toString()); 14791 if (p.info != null && p.info.applicationInfo != null) { 14792 final String appInfo = p.info.applicationInfo.toString(); 14793 pw.print(" applicationInfo="); pw.println(appInfo); 14794 } 14795 } 14796 } 14797 14798 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14799 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14800 } 14801 14802 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14803 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14804 } 14805 14806 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14807 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14808 } 14809 14810 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14811 // XXX should handle packageName != null by dumping only install data that 14812 // the given package is involved with. 14813 if (dumpState.onTitlePrinted()) pw.println(); 14814 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14815 } 14816 14817 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14818 if (dumpState.onTitlePrinted()) pw.println(); 14819 mSettings.dumpReadMessagesLPr(pw, dumpState); 14820 14821 pw.println(); 14822 pw.println("Package warning messages:"); 14823 BufferedReader in = null; 14824 String line = null; 14825 try { 14826 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14827 while ((line = in.readLine()) != null) { 14828 if (line.contains("ignored: updated version")) continue; 14829 pw.println(line); 14830 } 14831 } catch (IOException ignored) { 14832 } finally { 14833 IoUtils.closeQuietly(in); 14834 } 14835 } 14836 14837 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14838 BufferedReader in = null; 14839 String line = null; 14840 try { 14841 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14842 while ((line = in.readLine()) != null) { 14843 if (line.contains("ignored: updated version")) continue; 14844 pw.print("msg,"); 14845 pw.println(line); 14846 } 14847 } catch (IOException ignored) { 14848 } finally { 14849 IoUtils.closeQuietly(in); 14850 } 14851 } 14852 } 14853 } 14854 14855 // ------- apps on sdcard specific code ------- 14856 static final boolean DEBUG_SD_INSTALL = false; 14857 14858 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14859 14860 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14861 14862 private boolean mMediaMounted = false; 14863 14864 static String getEncryptKey() { 14865 try { 14866 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14867 SD_ENCRYPTION_KEYSTORE_NAME); 14868 if (sdEncKey == null) { 14869 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14870 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14871 if (sdEncKey == null) { 14872 Slog.e(TAG, "Failed to create encryption keys"); 14873 return null; 14874 } 14875 } 14876 return sdEncKey; 14877 } catch (NoSuchAlgorithmException nsae) { 14878 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14879 return null; 14880 } catch (IOException ioe) { 14881 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14882 return null; 14883 } 14884 } 14885 14886 /* 14887 * Update media status on PackageManager. 14888 */ 14889 @Override 14890 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14891 int callingUid = Binder.getCallingUid(); 14892 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14893 throw new SecurityException("Media status can only be updated by the system"); 14894 } 14895 // reader; this apparently protects mMediaMounted, but should probably 14896 // be a different lock in that case. 14897 synchronized (mPackages) { 14898 Log.i(TAG, "Updating external media status from " 14899 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14900 + (mediaStatus ? "mounted" : "unmounted")); 14901 if (DEBUG_SD_INSTALL) 14902 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14903 + ", mMediaMounted=" + mMediaMounted); 14904 if (mediaStatus == mMediaMounted) { 14905 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14906 : 0, -1); 14907 mHandler.sendMessage(msg); 14908 return; 14909 } 14910 mMediaMounted = mediaStatus; 14911 } 14912 // Queue up an async operation since the package installation may take a 14913 // little while. 14914 mHandler.post(new Runnable() { 14915 public void run() { 14916 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14917 } 14918 }); 14919 } 14920 14921 /** 14922 * Called by MountService when the initial ASECs to scan are available. 14923 * Should block until all the ASEC containers are finished being scanned. 14924 */ 14925 public void scanAvailableAsecs() { 14926 updateExternalMediaStatusInner(true, false, false); 14927 if (mShouldRestoreconData) { 14928 SELinuxMMAC.setRestoreconDone(); 14929 mShouldRestoreconData = false; 14930 } 14931 } 14932 14933 /* 14934 * Collect information of applications on external media, map them against 14935 * existing containers and update information based on current mount status. 14936 * Please note that we always have to report status if reportStatus has been 14937 * set to true especially when unloading packages. 14938 */ 14939 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14940 boolean externalStorage) { 14941 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14942 int[] uidArr = EmptyArray.INT; 14943 14944 final String[] list = PackageHelper.getSecureContainerList(); 14945 if (ArrayUtils.isEmpty(list)) { 14946 Log.i(TAG, "No secure containers found"); 14947 } else { 14948 // Process list of secure containers and categorize them 14949 // as active or stale based on their package internal state. 14950 14951 // reader 14952 synchronized (mPackages) { 14953 for (String cid : list) { 14954 // Leave stages untouched for now; installer service owns them 14955 if (PackageInstallerService.isStageName(cid)) continue; 14956 14957 if (DEBUG_SD_INSTALL) 14958 Log.i(TAG, "Processing container " + cid); 14959 String pkgName = getAsecPackageName(cid); 14960 if (pkgName == null) { 14961 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14962 continue; 14963 } 14964 if (DEBUG_SD_INSTALL) 14965 Log.i(TAG, "Looking for pkg : " + pkgName); 14966 14967 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14968 if (ps == null) { 14969 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14970 continue; 14971 } 14972 14973 /* 14974 * Skip packages that are not external if we're unmounting 14975 * external storage. 14976 */ 14977 if (externalStorage && !isMounted && !isExternal(ps)) { 14978 continue; 14979 } 14980 14981 final AsecInstallArgs args = new AsecInstallArgs(cid, 14982 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14983 // The package status is changed only if the code path 14984 // matches between settings and the container id. 14985 if (ps.codePathString != null 14986 && ps.codePathString.startsWith(args.getCodePath())) { 14987 if (DEBUG_SD_INSTALL) { 14988 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14989 + " at code path: " + ps.codePathString); 14990 } 14991 14992 // We do have a valid package installed on sdcard 14993 processCids.put(args, ps.codePathString); 14994 final int uid = ps.appId; 14995 if (uid != -1) { 14996 uidArr = ArrayUtils.appendInt(uidArr, uid); 14997 } 14998 } else { 14999 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15000 + ps.codePathString); 15001 } 15002 } 15003 } 15004 15005 Arrays.sort(uidArr); 15006 } 15007 15008 // Process packages with valid entries. 15009 if (isMounted) { 15010 if (DEBUG_SD_INSTALL) 15011 Log.i(TAG, "Loading packages"); 15012 loadMediaPackages(processCids, uidArr); 15013 startCleaningPackages(); 15014 mInstallerService.onSecureContainersAvailable(); 15015 } else { 15016 if (DEBUG_SD_INSTALL) 15017 Log.i(TAG, "Unloading packages"); 15018 unloadMediaPackages(processCids, uidArr, reportStatus); 15019 } 15020 } 15021 15022 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15023 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15024 final int size = infos.size(); 15025 final String[] packageNames = new String[size]; 15026 final int[] packageUids = new int[size]; 15027 for (int i = 0; i < size; i++) { 15028 final ApplicationInfo info = infos.get(i); 15029 packageNames[i] = info.packageName; 15030 packageUids[i] = info.uid; 15031 } 15032 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15033 finishedReceiver); 15034 } 15035 15036 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15037 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15038 sendResourcesChangedBroadcast(mediaStatus, replacing, 15039 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15040 } 15041 15042 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15043 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15044 int size = pkgList.length; 15045 if (size > 0) { 15046 // Send broadcasts here 15047 Bundle extras = new Bundle(); 15048 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15049 if (uidArr != null) { 15050 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15051 } 15052 if (replacing) { 15053 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15054 } 15055 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15056 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15057 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15058 } 15059 } 15060 15061 /* 15062 * Look at potentially valid container ids from processCids If package 15063 * information doesn't match the one on record or package scanning fails, 15064 * the cid is added to list of removeCids. We currently don't delete stale 15065 * containers. 15066 */ 15067 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15068 ArrayList<String> pkgList = new ArrayList<String>(); 15069 Set<AsecInstallArgs> keys = processCids.keySet(); 15070 15071 for (AsecInstallArgs args : keys) { 15072 String codePath = processCids.get(args); 15073 if (DEBUG_SD_INSTALL) 15074 Log.i(TAG, "Loading container : " + args.cid); 15075 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15076 try { 15077 // Make sure there are no container errors first. 15078 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15079 Slog.e(TAG, "Failed to mount cid : " + args.cid 15080 + " when installing from sdcard"); 15081 continue; 15082 } 15083 // Check code path here. 15084 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15085 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15086 + " does not match one in settings " + codePath); 15087 continue; 15088 } 15089 // Parse package 15090 int parseFlags = mDefParseFlags; 15091 if (args.isExternalAsec()) { 15092 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15093 } 15094 if (args.isFwdLocked()) { 15095 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15096 } 15097 15098 synchronized (mInstallLock) { 15099 PackageParser.Package pkg = null; 15100 try { 15101 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15102 } catch (PackageManagerException e) { 15103 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15104 } 15105 // Scan the package 15106 if (pkg != null) { 15107 /* 15108 * TODO why is the lock being held? doPostInstall is 15109 * called in other places without the lock. This needs 15110 * to be straightened out. 15111 */ 15112 // writer 15113 synchronized (mPackages) { 15114 retCode = PackageManager.INSTALL_SUCCEEDED; 15115 pkgList.add(pkg.packageName); 15116 // Post process args 15117 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15118 pkg.applicationInfo.uid); 15119 } 15120 } else { 15121 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15122 } 15123 } 15124 15125 } finally { 15126 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15127 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15128 } 15129 } 15130 } 15131 // writer 15132 synchronized (mPackages) { 15133 // If the platform SDK has changed since the last time we booted, 15134 // we need to re-grant app permission to catch any new ones that 15135 // appear. This is really a hack, and means that apps can in some 15136 // cases get permissions that the user didn't initially explicitly 15137 // allow... it would be nice to have some better way to handle 15138 // this situation. 15139 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15140 if (regrantPermissions) 15141 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15142 + mSdkVersion + "; regranting permissions for external storage"); 15143 mSettings.mExternalSdkPlatform = mSdkVersion; 15144 15145 // Make sure group IDs have been assigned, and any permission 15146 // changes in other apps are accounted for 15147 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15148 | (regrantPermissions 15149 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15150 : 0)); 15151 15152 mSettings.updateExternalDatabaseVersion(); 15153 15154 // can downgrade to reader 15155 // Persist settings 15156 mSettings.writeLPr(); 15157 } 15158 // Send a broadcast to let everyone know we are done processing 15159 if (pkgList.size() > 0) { 15160 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15161 } 15162 } 15163 15164 /* 15165 * Utility method to unload a list of specified containers 15166 */ 15167 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15168 // Just unmount all valid containers. 15169 for (AsecInstallArgs arg : cidArgs) { 15170 synchronized (mInstallLock) { 15171 arg.doPostDeleteLI(false); 15172 } 15173 } 15174 } 15175 15176 /* 15177 * Unload packages mounted on external media. This involves deleting package 15178 * data from internal structures, sending broadcasts about diabled packages, 15179 * gc'ing to free up references, unmounting all secure containers 15180 * corresponding to packages on external media, and posting a 15181 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15182 * that we always have to post this message if status has been requested no 15183 * matter what. 15184 */ 15185 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15186 final boolean reportStatus) { 15187 if (DEBUG_SD_INSTALL) 15188 Log.i(TAG, "unloading media packages"); 15189 ArrayList<String> pkgList = new ArrayList<String>(); 15190 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15191 final Set<AsecInstallArgs> keys = processCids.keySet(); 15192 for (AsecInstallArgs args : keys) { 15193 String pkgName = args.getPackageName(); 15194 if (DEBUG_SD_INSTALL) 15195 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15196 // Delete package internally 15197 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15198 synchronized (mInstallLock) { 15199 boolean res = deletePackageLI(pkgName, null, false, null, null, 15200 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15201 if (res) { 15202 pkgList.add(pkgName); 15203 } else { 15204 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15205 failedList.add(args); 15206 } 15207 } 15208 } 15209 15210 // reader 15211 synchronized (mPackages) { 15212 // We didn't update the settings after removing each package; 15213 // write them now for all packages. 15214 mSettings.writeLPr(); 15215 } 15216 15217 // We have to absolutely send UPDATED_MEDIA_STATUS only 15218 // after confirming that all the receivers processed the ordered 15219 // broadcast when packages get disabled, force a gc to clean things up. 15220 // and unload all the containers. 15221 if (pkgList.size() > 0) { 15222 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15223 new IIntentReceiver.Stub() { 15224 public void performReceive(Intent intent, int resultCode, String data, 15225 Bundle extras, boolean ordered, boolean sticky, 15226 int sendingUser) throws RemoteException { 15227 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15228 reportStatus ? 1 : 0, 1, keys); 15229 mHandler.sendMessage(msg); 15230 } 15231 }); 15232 } else { 15233 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15234 keys); 15235 mHandler.sendMessage(msg); 15236 } 15237 } 15238 15239 private void loadPrivatePackages(VolumeInfo vol) { 15240 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15241 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15242 synchronized (mInstallLock) { 15243 synchronized (mPackages) { 15244 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15245 for (PackageSetting ps : packages) { 15246 final PackageParser.Package pkg; 15247 try { 15248 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15249 loaded.add(pkg.applicationInfo); 15250 } catch (PackageManagerException e) { 15251 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15252 } 15253 } 15254 15255 // TODO: regrant any permissions that changed based since original install 15256 15257 mSettings.writeLPr(); 15258 } 15259 } 15260 15261 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15262 sendResourcesChangedBroadcast(true, false, loaded, null); 15263 } 15264 15265 private void unloadPrivatePackages(VolumeInfo vol) { 15266 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15267 synchronized (mInstallLock) { 15268 synchronized (mPackages) { 15269 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15270 for (PackageSetting ps : packages) { 15271 if (ps.pkg == null) continue; 15272 15273 final ApplicationInfo info = ps.pkg.applicationInfo; 15274 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15275 if (deletePackageLI(ps.name, null, false, null, null, 15276 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15277 unloaded.add(info); 15278 } else { 15279 Slog.w(TAG, "Failed to unload " + ps.codePath); 15280 } 15281 } 15282 15283 mSettings.writeLPr(); 15284 } 15285 } 15286 15287 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15288 sendResourcesChangedBroadcast(false, false, unloaded, null); 15289 } 15290 15291 /** 15292 * Examine all users present on given mounted volume, and destroy data 15293 * belonging to users that are no longer valid, or whose user ID has been 15294 * recycled. 15295 */ 15296 private void reconcileUsers(String volumeUuid) { 15297 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15298 if (ArrayUtils.isEmpty(files)) { 15299 Slog.d(TAG, "No users found on " + volumeUuid); 15300 return; 15301 } 15302 15303 for (File file : files) { 15304 if (!file.isDirectory()) continue; 15305 15306 final int userId; 15307 final UserInfo info; 15308 try { 15309 userId = Integer.parseInt(file.getName()); 15310 info = sUserManager.getUserInfo(userId); 15311 } catch (NumberFormatException e) { 15312 Slog.w(TAG, "Invalid user directory " + file); 15313 continue; 15314 } 15315 15316 boolean destroyUser = false; 15317 if (info == null) { 15318 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15319 + " because no matching user was found"); 15320 destroyUser = true; 15321 } else { 15322 try { 15323 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15324 } catch (IOException e) { 15325 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15326 + " because we failed to enforce serial number: " + e); 15327 destroyUser = true; 15328 } 15329 } 15330 15331 if (destroyUser) { 15332 synchronized (mInstallLock) { 15333 mInstaller.removeUserDataDirs(volumeUuid, userId); 15334 } 15335 } 15336 } 15337 15338 final UserManager um = mContext.getSystemService(UserManager.class); 15339 for (UserInfo user : um.getUsers()) { 15340 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15341 if (userDir.exists()) continue; 15342 15343 try { 15344 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15345 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15346 } catch (IOException e) { 15347 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15348 } 15349 } 15350 } 15351 15352 /** 15353 * Examine all apps present on given mounted volume, and destroy apps that 15354 * aren't expected, either due to uninstallation or reinstallation on 15355 * another volume. 15356 */ 15357 private void reconcileApps(String volumeUuid) { 15358 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15359 if (ArrayUtils.isEmpty(files)) { 15360 Slog.d(TAG, "No apps found on " + volumeUuid); 15361 return; 15362 } 15363 15364 for (File file : files) { 15365 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15366 && !PackageInstallerService.isStageName(file.getName()); 15367 if (!isPackage) { 15368 // Ignore entries which are not packages 15369 continue; 15370 } 15371 15372 boolean destroyApp = false; 15373 String packageName = null; 15374 try { 15375 final PackageLite pkg = PackageParser.parsePackageLite(file, 15376 PackageParser.PARSE_MUST_BE_APK); 15377 packageName = pkg.packageName; 15378 15379 synchronized (mPackages) { 15380 final PackageSetting ps = mSettings.mPackages.get(packageName); 15381 if (ps == null) { 15382 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15383 + volumeUuid + " because we found no install record"); 15384 destroyApp = true; 15385 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15386 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15387 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15388 destroyApp = true; 15389 } 15390 } 15391 15392 } catch (PackageParserException e) { 15393 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15394 destroyApp = true; 15395 } 15396 15397 if (destroyApp) { 15398 synchronized (mInstallLock) { 15399 if (packageName != null) { 15400 removeDataDirsLI(volumeUuid, packageName); 15401 } 15402 if (file.isDirectory()) { 15403 mInstaller.rmPackageDir(file.getAbsolutePath()); 15404 } else { 15405 file.delete(); 15406 } 15407 } 15408 } 15409 } 15410 } 15411 15412 private void unfreezePackage(String packageName) { 15413 synchronized (mPackages) { 15414 final PackageSetting ps = mSettings.mPackages.get(packageName); 15415 if (ps != null) { 15416 ps.frozen = false; 15417 } 15418 } 15419 } 15420 15421 @Override 15422 public int movePackage(final String packageName, final String volumeUuid) { 15423 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15424 15425 final int moveId = mNextMoveId.getAndIncrement(); 15426 try { 15427 movePackageInternal(packageName, volumeUuid, moveId); 15428 } catch (PackageManagerException e) { 15429 Slog.w(TAG, "Failed to move " + packageName, e); 15430 mMoveCallbacks.notifyStatusChanged(moveId, 15431 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15432 } 15433 return moveId; 15434 } 15435 15436 private void movePackageInternal(final String packageName, final String volumeUuid, 15437 final int moveId) throws PackageManagerException { 15438 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15439 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15440 final PackageManager pm = mContext.getPackageManager(); 15441 15442 final boolean currentAsec; 15443 final String currentVolumeUuid; 15444 final File codeFile; 15445 final String installerPackageName; 15446 final String packageAbiOverride; 15447 final int appId; 15448 final String seinfo; 15449 final String label; 15450 15451 // reader 15452 synchronized (mPackages) { 15453 final PackageParser.Package pkg = mPackages.get(packageName); 15454 final PackageSetting ps = mSettings.mPackages.get(packageName); 15455 if (pkg == null || ps == null) { 15456 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15457 } 15458 15459 if (pkg.applicationInfo.isSystemApp()) { 15460 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15461 "Cannot move system application"); 15462 } 15463 15464 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15465 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15466 "Package already moved to " + volumeUuid); 15467 } 15468 15469 final File probe = new File(pkg.codePath); 15470 final File probeOat = new File(probe, "oat"); 15471 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15472 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15473 "Move only supported for modern cluster style installs"); 15474 } 15475 15476 if (ps.frozen) { 15477 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15478 "Failed to move already frozen package"); 15479 } 15480 ps.frozen = true; 15481 15482 currentAsec = pkg.applicationInfo.isForwardLocked() 15483 || pkg.applicationInfo.isExternalAsec(); 15484 currentVolumeUuid = ps.volumeUuid; 15485 codeFile = new File(pkg.codePath); 15486 installerPackageName = ps.installerPackageName; 15487 packageAbiOverride = ps.cpuAbiOverrideString; 15488 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15489 seinfo = pkg.applicationInfo.seinfo; 15490 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15491 } 15492 15493 // Now that we're guarded by frozen state, kill app during move 15494 killApplication(packageName, appId, "move pkg"); 15495 15496 final Bundle extras = new Bundle(); 15497 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15498 extras.putString(Intent.EXTRA_TITLE, label); 15499 mMoveCallbacks.notifyCreated(moveId, extras); 15500 15501 int installFlags; 15502 final boolean moveCompleteApp; 15503 final File measurePath; 15504 15505 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15506 installFlags = INSTALL_INTERNAL; 15507 moveCompleteApp = !currentAsec; 15508 measurePath = Environment.getDataAppDirectory(volumeUuid); 15509 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15510 installFlags = INSTALL_EXTERNAL; 15511 moveCompleteApp = false; 15512 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15513 } else { 15514 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15515 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15516 || !volume.isMountedWritable()) { 15517 unfreezePackage(packageName); 15518 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15519 "Move location not mounted private volume"); 15520 } 15521 15522 Preconditions.checkState(!currentAsec); 15523 15524 installFlags = INSTALL_INTERNAL; 15525 moveCompleteApp = true; 15526 measurePath = Environment.getDataAppDirectory(volumeUuid); 15527 } 15528 15529 final PackageStats stats = new PackageStats(null, -1); 15530 synchronized (mInstaller) { 15531 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15532 unfreezePackage(packageName); 15533 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15534 "Failed to measure package size"); 15535 } 15536 } 15537 15538 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15539 + stats.dataSize); 15540 15541 final long startFreeBytes = measurePath.getFreeSpace(); 15542 final long sizeBytes; 15543 if (moveCompleteApp) { 15544 sizeBytes = stats.codeSize + stats.dataSize; 15545 } else { 15546 sizeBytes = stats.codeSize; 15547 } 15548 15549 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15550 unfreezePackage(packageName); 15551 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15552 "Not enough free space to move"); 15553 } 15554 15555 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15556 15557 final CountDownLatch installedLatch = new CountDownLatch(1); 15558 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15559 @Override 15560 public void onUserActionRequired(Intent intent) throws RemoteException { 15561 throw new IllegalStateException(); 15562 } 15563 15564 @Override 15565 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15566 Bundle extras) throws RemoteException { 15567 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15568 + PackageManager.installStatusToString(returnCode, msg)); 15569 15570 installedLatch.countDown(); 15571 15572 // Regardless of success or failure of the move operation, 15573 // always unfreeze the package 15574 unfreezePackage(packageName); 15575 15576 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15577 switch (status) { 15578 case PackageInstaller.STATUS_SUCCESS: 15579 mMoveCallbacks.notifyStatusChanged(moveId, 15580 PackageManager.MOVE_SUCCEEDED); 15581 break; 15582 case PackageInstaller.STATUS_FAILURE_STORAGE: 15583 mMoveCallbacks.notifyStatusChanged(moveId, 15584 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15585 break; 15586 default: 15587 mMoveCallbacks.notifyStatusChanged(moveId, 15588 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15589 break; 15590 } 15591 } 15592 }; 15593 15594 final MoveInfo move; 15595 if (moveCompleteApp) { 15596 // Kick off a thread to report progress estimates 15597 new Thread() { 15598 @Override 15599 public void run() { 15600 while (true) { 15601 try { 15602 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15603 break; 15604 } 15605 } catch (InterruptedException ignored) { 15606 } 15607 15608 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15609 final int progress = 10 + (int) MathUtils.constrain( 15610 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15611 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15612 } 15613 } 15614 }.start(); 15615 15616 final String dataAppName = codeFile.getName(); 15617 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15618 dataAppName, appId, seinfo); 15619 } else { 15620 move = null; 15621 } 15622 15623 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15624 15625 final Message msg = mHandler.obtainMessage(INIT_COPY); 15626 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15627 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15628 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15629 mHandler.sendMessage(msg); 15630 } 15631 15632 @Override 15633 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15634 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15635 15636 final int realMoveId = mNextMoveId.getAndIncrement(); 15637 final Bundle extras = new Bundle(); 15638 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15639 mMoveCallbacks.notifyCreated(realMoveId, extras); 15640 15641 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15642 @Override 15643 public void onCreated(int moveId, Bundle extras) { 15644 // Ignored 15645 } 15646 15647 @Override 15648 public void onStatusChanged(int moveId, int status, long estMillis) { 15649 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15650 } 15651 }; 15652 15653 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15654 storage.setPrimaryStorageUuid(volumeUuid, callback); 15655 return realMoveId; 15656 } 15657 15658 @Override 15659 public int getMoveStatus(int moveId) { 15660 mContext.enforceCallingOrSelfPermission( 15661 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15662 return mMoveCallbacks.mLastStatus.get(moveId); 15663 } 15664 15665 @Override 15666 public void registerMoveCallback(IPackageMoveObserver callback) { 15667 mContext.enforceCallingOrSelfPermission( 15668 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15669 mMoveCallbacks.register(callback); 15670 } 15671 15672 @Override 15673 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15674 mContext.enforceCallingOrSelfPermission( 15675 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15676 mMoveCallbacks.unregister(callback); 15677 } 15678 15679 @Override 15680 public boolean setInstallLocation(int loc) { 15681 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15682 null); 15683 if (getInstallLocation() == loc) { 15684 return true; 15685 } 15686 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15687 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15688 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15689 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15690 return true; 15691 } 15692 return false; 15693 } 15694 15695 @Override 15696 public int getInstallLocation() { 15697 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15698 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15699 PackageHelper.APP_INSTALL_AUTO); 15700 } 15701 15702 /** Called by UserManagerService */ 15703 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15704 mDirtyUsers.remove(userHandle); 15705 mSettings.removeUserLPw(userHandle); 15706 mPendingBroadcasts.remove(userHandle); 15707 if (mInstaller != null) { 15708 // Technically, we shouldn't be doing this with the package lock 15709 // held. However, this is very rare, and there is already so much 15710 // other disk I/O going on, that we'll let it slide for now. 15711 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15712 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15713 final String volumeUuid = vol.getFsUuid(); 15714 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15715 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15716 } 15717 } 15718 mUserNeedsBadging.delete(userHandle); 15719 removeUnusedPackagesLILPw(userManager, userHandle); 15720 } 15721 15722 /** 15723 * We're removing userHandle and would like to remove any downloaded packages 15724 * that are no longer in use by any other user. 15725 * @param userHandle the user being removed 15726 */ 15727 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15728 final boolean DEBUG_CLEAN_APKS = false; 15729 int [] users = userManager.getUserIdsLPr(); 15730 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15731 while (psit.hasNext()) { 15732 PackageSetting ps = psit.next(); 15733 if (ps.pkg == null) { 15734 continue; 15735 } 15736 final String packageName = ps.pkg.packageName; 15737 // Skip over if system app 15738 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15739 continue; 15740 } 15741 if (DEBUG_CLEAN_APKS) { 15742 Slog.i(TAG, "Checking package " + packageName); 15743 } 15744 boolean keep = false; 15745 for (int i = 0; i < users.length; i++) { 15746 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15747 keep = true; 15748 if (DEBUG_CLEAN_APKS) { 15749 Slog.i(TAG, " Keeping package " + packageName + " for user " 15750 + users[i]); 15751 } 15752 break; 15753 } 15754 } 15755 if (!keep) { 15756 if (DEBUG_CLEAN_APKS) { 15757 Slog.i(TAG, " Removing package " + packageName); 15758 } 15759 mHandler.post(new Runnable() { 15760 public void run() { 15761 deletePackageX(packageName, userHandle, 0); 15762 } //end run 15763 }); 15764 } 15765 } 15766 } 15767 15768 /** Called by UserManagerService */ 15769 void createNewUserLILPw(int userHandle) { 15770 if (mInstaller != null) { 15771 mInstaller.createUserConfig(userHandle); 15772 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 15773 applyFactoryDefaultBrowserLPw(userHandle); 15774 } 15775 } 15776 15777 void newUserCreatedLILPw(final int userHandle) { 15778 // We cannot grant the default permissions with a lock held as 15779 // we query providers from other components for default handlers 15780 // such as enabled IMEs, etc. 15781 mHandler.post(new Runnable() { 15782 @Override 15783 public void run() { 15784 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15785 } 15786 }); 15787 } 15788 15789 @Override 15790 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15791 mContext.enforceCallingOrSelfPermission( 15792 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15793 "Only package verification agents can read the verifier device identity"); 15794 15795 synchronized (mPackages) { 15796 return mSettings.getVerifierDeviceIdentityLPw(); 15797 } 15798 } 15799 15800 @Override 15801 public void setPermissionEnforced(String permission, boolean enforced) { 15802 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15803 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15804 synchronized (mPackages) { 15805 if (mSettings.mReadExternalStorageEnforced == null 15806 || mSettings.mReadExternalStorageEnforced != enforced) { 15807 mSettings.mReadExternalStorageEnforced = enforced; 15808 mSettings.writeLPr(); 15809 } 15810 } 15811 // kill any non-foreground processes so we restart them and 15812 // grant/revoke the GID. 15813 final IActivityManager am = ActivityManagerNative.getDefault(); 15814 if (am != null) { 15815 final long token = Binder.clearCallingIdentity(); 15816 try { 15817 am.killProcessesBelowForeground("setPermissionEnforcement"); 15818 } catch (RemoteException e) { 15819 } finally { 15820 Binder.restoreCallingIdentity(token); 15821 } 15822 } 15823 } else { 15824 throw new IllegalArgumentException("No selective enforcement for " + permission); 15825 } 15826 } 15827 15828 @Override 15829 @Deprecated 15830 public boolean isPermissionEnforced(String permission) { 15831 return true; 15832 } 15833 15834 @Override 15835 public boolean isStorageLow() { 15836 final long token = Binder.clearCallingIdentity(); 15837 try { 15838 final DeviceStorageMonitorInternal 15839 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15840 if (dsm != null) { 15841 return dsm.isMemoryLow(); 15842 } else { 15843 return false; 15844 } 15845 } finally { 15846 Binder.restoreCallingIdentity(token); 15847 } 15848 } 15849 15850 @Override 15851 public IPackageInstaller getPackageInstaller() { 15852 return mInstallerService; 15853 } 15854 15855 private boolean userNeedsBadging(int userId) { 15856 int index = mUserNeedsBadging.indexOfKey(userId); 15857 if (index < 0) { 15858 final UserInfo userInfo; 15859 final long token = Binder.clearCallingIdentity(); 15860 try { 15861 userInfo = sUserManager.getUserInfo(userId); 15862 } finally { 15863 Binder.restoreCallingIdentity(token); 15864 } 15865 final boolean b; 15866 if (userInfo != null && userInfo.isManagedProfile()) { 15867 b = true; 15868 } else { 15869 b = false; 15870 } 15871 mUserNeedsBadging.put(userId, b); 15872 return b; 15873 } 15874 return mUserNeedsBadging.valueAt(index); 15875 } 15876 15877 @Override 15878 public KeySet getKeySetByAlias(String packageName, String alias) { 15879 if (packageName == null || alias == null) { 15880 return null; 15881 } 15882 synchronized(mPackages) { 15883 final PackageParser.Package pkg = mPackages.get(packageName); 15884 if (pkg == null) { 15885 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15886 throw new IllegalArgumentException("Unknown package: " + packageName); 15887 } 15888 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15889 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15890 } 15891 } 15892 15893 @Override 15894 public KeySet getSigningKeySet(String packageName) { 15895 if (packageName == null) { 15896 return null; 15897 } 15898 synchronized(mPackages) { 15899 final PackageParser.Package pkg = mPackages.get(packageName); 15900 if (pkg == null) { 15901 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15902 throw new IllegalArgumentException("Unknown package: " + packageName); 15903 } 15904 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15905 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15906 throw new SecurityException("May not access signing KeySet of other apps."); 15907 } 15908 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15909 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15910 } 15911 } 15912 15913 @Override 15914 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15915 if (packageName == null || ks == null) { 15916 return false; 15917 } 15918 synchronized(mPackages) { 15919 final PackageParser.Package pkg = mPackages.get(packageName); 15920 if (pkg == null) { 15921 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15922 throw new IllegalArgumentException("Unknown package: " + packageName); 15923 } 15924 IBinder ksh = ks.getToken(); 15925 if (ksh instanceof KeySetHandle) { 15926 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15927 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15928 } 15929 return false; 15930 } 15931 } 15932 15933 @Override 15934 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15935 if (packageName == null || ks == null) { 15936 return false; 15937 } 15938 synchronized(mPackages) { 15939 final PackageParser.Package pkg = mPackages.get(packageName); 15940 if (pkg == null) { 15941 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15942 throw new IllegalArgumentException("Unknown package: " + packageName); 15943 } 15944 IBinder ksh = ks.getToken(); 15945 if (ksh instanceof KeySetHandle) { 15946 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15947 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15948 } 15949 return false; 15950 } 15951 } 15952 15953 public void getUsageStatsIfNoPackageUsageInfo() { 15954 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15955 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15956 if (usm == null) { 15957 throw new IllegalStateException("UsageStatsManager must be initialized"); 15958 } 15959 long now = System.currentTimeMillis(); 15960 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15961 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15962 String packageName = entry.getKey(); 15963 PackageParser.Package pkg = mPackages.get(packageName); 15964 if (pkg == null) { 15965 continue; 15966 } 15967 UsageStats usage = entry.getValue(); 15968 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15969 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15970 } 15971 } 15972 } 15973 15974 /** 15975 * Check and throw if the given before/after packages would be considered a 15976 * downgrade. 15977 */ 15978 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15979 throws PackageManagerException { 15980 if (after.versionCode < before.mVersionCode) { 15981 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15982 "Update version code " + after.versionCode + " is older than current " 15983 + before.mVersionCode); 15984 } else if (after.versionCode == before.mVersionCode) { 15985 if (after.baseRevisionCode < before.baseRevisionCode) { 15986 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15987 "Update base revision code " + after.baseRevisionCode 15988 + " is older than current " + before.baseRevisionCode); 15989 } 15990 15991 if (!ArrayUtils.isEmpty(after.splitNames)) { 15992 for (int i = 0; i < after.splitNames.length; i++) { 15993 final String splitName = after.splitNames[i]; 15994 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15995 if (j != -1) { 15996 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15997 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15998 "Update split " + splitName + " revision code " 15999 + after.splitRevisionCodes[i] + " is older than current " 16000 + before.splitRevisionCodes[j]); 16001 } 16002 } 16003 } 16004 } 16005 } 16006 } 16007 16008 private static class MoveCallbacks extends Handler { 16009 private static final int MSG_CREATED = 1; 16010 private static final int MSG_STATUS_CHANGED = 2; 16011 16012 private final RemoteCallbackList<IPackageMoveObserver> 16013 mCallbacks = new RemoteCallbackList<>(); 16014 16015 private final SparseIntArray mLastStatus = new SparseIntArray(); 16016 16017 public MoveCallbacks(Looper looper) { 16018 super(looper); 16019 } 16020 16021 public void register(IPackageMoveObserver callback) { 16022 mCallbacks.register(callback); 16023 } 16024 16025 public void unregister(IPackageMoveObserver callback) { 16026 mCallbacks.unregister(callback); 16027 } 16028 16029 @Override 16030 public void handleMessage(Message msg) { 16031 final SomeArgs args = (SomeArgs) msg.obj; 16032 final int n = mCallbacks.beginBroadcast(); 16033 for (int i = 0; i < n; i++) { 16034 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16035 try { 16036 invokeCallback(callback, msg.what, args); 16037 } catch (RemoteException ignored) { 16038 } 16039 } 16040 mCallbacks.finishBroadcast(); 16041 args.recycle(); 16042 } 16043 16044 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16045 throws RemoteException { 16046 switch (what) { 16047 case MSG_CREATED: { 16048 callback.onCreated(args.argi1, (Bundle) args.arg2); 16049 break; 16050 } 16051 case MSG_STATUS_CHANGED: { 16052 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16053 break; 16054 } 16055 } 16056 } 16057 16058 private void notifyCreated(int moveId, Bundle extras) { 16059 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16060 16061 final SomeArgs args = SomeArgs.obtain(); 16062 args.argi1 = moveId; 16063 args.arg2 = extras; 16064 obtainMessage(MSG_CREATED, args).sendToTarget(); 16065 } 16066 16067 private void notifyStatusChanged(int moveId, int status) { 16068 notifyStatusChanged(moveId, status, -1); 16069 } 16070 16071 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16072 Slog.v(TAG, "Move " + moveId + " status " + status); 16073 16074 final SomeArgs args = SomeArgs.obtain(); 16075 args.argi1 = moveId; 16076 args.argi2 = status; 16077 args.arg3 = estMillis; 16078 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16079 16080 synchronized (mLastStatus) { 16081 mLastStatus.put(moveId, status); 16082 } 16083 } 16084 } 16085 16086 private final class OnPermissionChangeListeners extends Handler { 16087 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16088 16089 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16090 new RemoteCallbackList<>(); 16091 16092 public OnPermissionChangeListeners(Looper looper) { 16093 super(looper); 16094 } 16095 16096 @Override 16097 public void handleMessage(Message msg) { 16098 switch (msg.what) { 16099 case MSG_ON_PERMISSIONS_CHANGED: { 16100 final int uid = msg.arg1; 16101 handleOnPermissionsChanged(uid); 16102 } break; 16103 } 16104 } 16105 16106 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16107 mPermissionListeners.register(listener); 16108 16109 } 16110 16111 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16112 mPermissionListeners.unregister(listener); 16113 } 16114 16115 public void onPermissionsChanged(int uid) { 16116 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16117 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16118 } 16119 } 16120 16121 private void handleOnPermissionsChanged(int uid) { 16122 final int count = mPermissionListeners.beginBroadcast(); 16123 try { 16124 for (int i = 0; i < count; i++) { 16125 IOnPermissionsChangeListener callback = mPermissionListeners 16126 .getBroadcastItem(i); 16127 try { 16128 callback.onPermissionsChanged(uid); 16129 } catch (RemoteException e) { 16130 Log.e(TAG, "Permission listener is dead", e); 16131 } 16132 } 16133 } finally { 16134 mPermissionListeners.finishBroadcast(); 16135 } 16136 } 16137 } 16138 16139 private class PackageManagerInternalImpl extends PackageManagerInternal { 16140 @Override 16141 public void setLocationPackagesProvider(PackagesProvider provider) { 16142 synchronized (mPackages) { 16143 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16144 } 16145 } 16146 16147 @Override 16148 public void setImePackagesProvider(PackagesProvider provider) { 16149 synchronized (mPackages) { 16150 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16151 } 16152 } 16153 16154 @Override 16155 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16156 synchronized (mPackages) { 16157 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16158 } 16159 } 16160 16161 @Override 16162 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16163 synchronized (mPackages) { 16164 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16165 } 16166 } 16167 16168 @Override 16169 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16170 synchronized (mPackages) { 16171 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16172 } 16173 } 16174 16175 @Override 16176 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16177 synchronized (mPackages) { 16178 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderrLPw(provider); 16179 } 16180 } 16181 16182 @Override 16183 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16184 synchronized (mPackages) { 16185 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16186 packageName, userId); 16187 } 16188 } 16189 16190 @Override 16191 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16192 synchronized (mPackages) { 16193 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16194 packageName, userId); 16195 } 16196 } 16197 } 16198 16199 @Override 16200 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16201 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16202 synchronized (mPackages) { 16203 final long identity = Binder.clearCallingIdentity(); 16204 try { 16205 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16206 packageNames, userId); 16207 } finally { 16208 Binder.restoreCallingIdentity(identity); 16209 } 16210 } 16211 } 16212 16213 private static void enforceSystemOrPhoneCaller(String tag) { 16214 int callingUid = Binder.getCallingUid(); 16215 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16216 throw new SecurityException( 16217 "Cannot call " + tag + " from UID " + callingUid); 16218 } 16219 } 16220} 16221