PackageManagerService.java revision 98a70b9d358d04bff2cdf7d6df99abf235d87027
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.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 33import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 34import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 35import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 36import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 43import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 44import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 48import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 52import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 53import static android.content.pm.PackageManager.INSTALL_INTERNAL; 54import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 55import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 59import static android.content.pm.PackageManager.MATCH_ALL; 60import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 61import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 62import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 63import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 64import static android.content.pm.PackageManager.PERMISSION_DENIED; 65import static android.content.pm.PackageManager.PERMISSION_GRANTED; 66import static android.content.pm.PackageParser.isApkFile; 67import static android.os.Process.PACKAGE_INFO_GID; 68import static android.os.Process.SYSTEM_UID; 69import static android.system.OsConstants.O_CREAT; 70import static android.system.OsConstants.O_RDWR; 71import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 73import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 74import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 75import static com.android.internal.util.ArrayUtils.appendInt; 76import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 77import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 79import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 80import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 81import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 84 85import android.Manifest; 86import android.app.ActivityManager; 87import android.app.ActivityManagerNative; 88import android.app.AppGlobals; 89import android.app.IActivityManager; 90import android.app.admin.IDevicePolicyManager; 91import android.app.backup.IBackupManager; 92import android.app.usage.UsageStats; 93import android.app.usage.UsageStatsManager; 94import android.content.BroadcastReceiver; 95import android.content.ComponentName; 96import android.content.Context; 97import android.content.IIntentReceiver; 98import android.content.Intent; 99import android.content.IntentFilter; 100import android.content.IntentSender; 101import android.content.IntentSender.SendIntentException; 102import android.content.ServiceConnection; 103import android.content.pm.ActivityInfo; 104import android.content.pm.ApplicationInfo; 105import android.content.pm.FeatureInfo; 106import android.content.pm.IOnPermissionsChangeListener; 107import android.content.pm.IPackageDataObserver; 108import android.content.pm.IPackageDeleteObserver; 109import android.content.pm.IPackageDeleteObserver2; 110import android.content.pm.IPackageInstallObserver2; 111import android.content.pm.IPackageInstaller; 112import android.content.pm.IPackageManager; 113import android.content.pm.IPackageMoveObserver; 114import android.content.pm.IPackageStatsObserver; 115import android.content.pm.InstrumentationInfo; 116import android.content.pm.IntentFilterVerificationInfo; 117import android.content.pm.KeySet; 118import android.content.pm.ManifestDigest; 119import android.content.pm.PackageCleanItem; 120import android.content.pm.PackageInfo; 121import android.content.pm.PackageInfoLite; 122import android.content.pm.PackageInstaller; 123import android.content.pm.PackageManager; 124import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 125import android.content.pm.PackageManagerInternal; 126import android.content.pm.PackageParser; 127import android.content.pm.PackageParser.ActivityIntentInfo; 128import android.content.pm.PackageParser.PackageLite; 129import android.content.pm.PackageParser.PackageParserException; 130import android.content.pm.PackageStats; 131import android.content.pm.PackageUserState; 132import android.content.pm.ParceledListSlice; 133import android.content.pm.PermissionGroupInfo; 134import android.content.pm.PermissionInfo; 135import android.content.pm.ProviderInfo; 136import android.content.pm.ResolveInfo; 137import android.content.pm.ServiceInfo; 138import android.content.pm.Signature; 139import android.content.pm.UserInfo; 140import android.content.pm.VerificationParams; 141import android.content.pm.VerifierDeviceIdentity; 142import android.content.pm.VerifierInfo; 143import android.content.res.Resources; 144import android.hardware.display.DisplayManager; 145import android.net.Uri; 146import android.os.Debug; 147import android.os.Binder; 148import android.os.Build; 149import android.os.Bundle; 150import android.os.Environment; 151import android.os.Environment.UserEnvironment; 152import android.os.FileUtils; 153import android.os.Handler; 154import android.os.IBinder; 155import android.os.Looper; 156import android.os.Message; 157import android.os.Parcel; 158import android.os.ParcelFileDescriptor; 159import android.os.Process; 160import android.os.RemoteCallbackList; 161import android.os.RemoteException; 162import android.os.SELinux; 163import android.os.ServiceManager; 164import android.os.SystemClock; 165import android.os.SystemProperties; 166import android.os.UserHandle; 167import android.os.UserManager; 168import android.os.storage.IMountService; 169import android.os.storage.MountServiceInternal; 170import android.os.storage.StorageEventListener; 171import android.os.storage.StorageManager; 172import android.os.storage.VolumeInfo; 173import android.os.storage.VolumeRecord; 174import android.security.KeyStore; 175import android.security.SystemKeyStore; 176import android.system.ErrnoException; 177import android.system.Os; 178import android.system.StructStat; 179import android.text.TextUtils; 180import android.text.format.DateUtils; 181import android.util.ArrayMap; 182import android.util.ArraySet; 183import android.util.AtomicFile; 184import android.util.DisplayMetrics; 185import android.util.EventLog; 186import android.util.ExceptionUtils; 187import android.util.Log; 188import android.util.LogPrinter; 189import android.util.MathUtils; 190import android.util.PrintStreamPrinter; 191import android.util.Slog; 192import android.util.SparseArray; 193import android.util.SparseBooleanArray; 194import android.util.SparseIntArray; 195import android.util.Xml; 196import android.view.Display; 197 198import dalvik.system.DexFile; 199import dalvik.system.VMRuntime; 200 201import libcore.io.IoUtils; 202import libcore.util.EmptyArray; 203 204import com.android.internal.R; 205import com.android.internal.annotations.GuardedBy; 206import com.android.internal.app.IMediaContainerService; 207import com.android.internal.app.ResolverActivity; 208import com.android.internal.content.NativeLibraryHelper; 209import com.android.internal.content.PackageHelper; 210import com.android.internal.os.IParcelFileDescriptorFactory; 211import com.android.internal.os.SomeArgs; 212import com.android.internal.os.Zygote; 213import com.android.internal.util.ArrayUtils; 214import com.android.internal.util.FastPrintWriter; 215import com.android.internal.util.FastXmlSerializer; 216import com.android.internal.util.IndentingPrintWriter; 217import com.android.internal.util.Preconditions; 218import com.android.server.EventLogTags; 219import com.android.server.FgThread; 220import com.android.server.IntentResolver; 221import com.android.server.LocalServices; 222import com.android.server.ServiceThread; 223import com.android.server.SystemConfig; 224import com.android.server.Watchdog; 225import com.android.server.pm.PermissionsState.PermissionState; 226import com.android.server.pm.Settings.DatabaseVersion; 227import com.android.server.pm.Settings.VersionInfo; 228import com.android.server.storage.DeviceStorageMonitorInternal; 229 230import org.xmlpull.v1.XmlPullParser; 231import org.xmlpull.v1.XmlPullParserException; 232import org.xmlpull.v1.XmlSerializer; 233 234import java.io.BufferedInputStream; 235import java.io.BufferedOutputStream; 236import java.io.BufferedReader; 237import java.io.ByteArrayInputStream; 238import java.io.ByteArrayOutputStream; 239import java.io.File; 240import java.io.FileDescriptor; 241import java.io.FileNotFoundException; 242import java.io.FileOutputStream; 243import java.io.FileReader; 244import java.io.FilenameFilter; 245import java.io.IOException; 246import java.io.InputStream; 247import java.io.PrintWriter; 248import java.nio.charset.StandardCharsets; 249import java.security.NoSuchAlgorithmException; 250import java.security.PublicKey; 251import java.security.cert.CertificateEncodingException; 252import java.security.cert.CertificateException; 253import java.text.SimpleDateFormat; 254import java.util.ArrayList; 255import java.util.Arrays; 256import java.util.Collection; 257import java.util.Collections; 258import java.util.Comparator; 259import java.util.Date; 260import java.util.Iterator; 261import java.util.List; 262import java.util.Map; 263import java.util.Objects; 264import java.util.Set; 265import java.util.concurrent.CountDownLatch; 266import java.util.concurrent.TimeUnit; 267import java.util.concurrent.atomic.AtomicBoolean; 268import java.util.concurrent.atomic.AtomicInteger; 269import java.util.concurrent.atomic.AtomicLong; 270 271/** 272 * Keep track of all those .apks everywhere. 273 * 274 * This is very central to the platform's security; please run the unit 275 * tests whenever making modifications here: 276 * 277runtest -c android.content.pm.PackageManagerTests frameworks-core 278 * 279 * {@hide} 280 */ 281public class PackageManagerService extends IPackageManager.Stub { 282 static final String TAG = "PackageManager"; 283 static final boolean DEBUG_SETTINGS = false; 284 static final boolean DEBUG_PREFERRED = false; 285 static final boolean DEBUG_UPGRADE = false; 286 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 287 private static final boolean DEBUG_BACKUP = false; 288 private static final boolean DEBUG_INSTALL = false; 289 private static final boolean DEBUG_REMOVE = false; 290 private static final boolean DEBUG_BROADCASTS = false; 291 private static final boolean DEBUG_SHOW_INFO = false; 292 private static final boolean DEBUG_PACKAGE_INFO = false; 293 private static final boolean DEBUG_INTENT_MATCHING = false; 294 private static final boolean DEBUG_PACKAGE_SCANNING = false; 295 private static final boolean DEBUG_VERIFY = false; 296 private static final boolean DEBUG_DEXOPT = false; 297 private static final boolean DEBUG_ABI_SELECTION = false; 298 299 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 300 301 private static final int RADIO_UID = Process.PHONE_UID; 302 private static final int LOG_UID = Process.LOG_UID; 303 private static final int NFC_UID = Process.NFC_UID; 304 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 305 private static final int SHELL_UID = Process.SHELL_UID; 306 307 // Cap the size of permission trees that 3rd party apps can define 308 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 309 310 // Suffix used during package installation when copying/moving 311 // package apks to install directory. 312 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 313 314 static final int SCAN_NO_DEX = 1<<1; 315 static final int SCAN_FORCE_DEX = 1<<2; 316 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 317 static final int SCAN_NEW_INSTALL = 1<<4; 318 static final int SCAN_NO_PATHS = 1<<5; 319 static final int SCAN_UPDATE_TIME = 1<<6; 320 static final int SCAN_DEFER_DEX = 1<<7; 321 static final int SCAN_BOOTING = 1<<8; 322 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 323 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 324 static final int SCAN_REPLACING = 1<<11; 325 static final int SCAN_REQUIRE_KNOWN = 1<<12; 326 static final int SCAN_MOVE = 1<<13; 327 static final int SCAN_INITIAL = 1<<14; 328 329 static final int REMOVE_CHATTY = 1<<16; 330 331 private static final int[] EMPTY_INT_ARRAY = new int[0]; 332 333 /** 334 * Timeout (in milliseconds) after which the watchdog should declare that 335 * our handler thread is wedged. The usual default for such things is one 336 * minute but we sometimes do very lengthy I/O operations on this thread, 337 * such as installing multi-gigabyte applications, so ours needs to be longer. 338 */ 339 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 340 341 /** 342 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 343 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 344 * settings entry if available, otherwise we use the hardcoded default. If it's been 345 * more than this long since the last fstrim, we force one during the boot sequence. 346 * 347 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 348 * one gets run at the next available charging+idle time. This final mandatory 349 * no-fstrim check kicks in only of the other scheduling criteria is never met. 350 */ 351 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 352 353 /** 354 * Whether verification is enabled by default. 355 */ 356 private static final boolean DEFAULT_VERIFY_ENABLE = true; 357 358 /** 359 * The default maximum time to wait for the verification agent to return in 360 * milliseconds. 361 */ 362 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 363 364 /** 365 * The default response for package verification timeout. 366 * 367 * This can be either PackageManager.VERIFICATION_ALLOW or 368 * PackageManager.VERIFICATION_REJECT. 369 */ 370 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 371 372 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 373 374 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 375 DEFAULT_CONTAINER_PACKAGE, 376 "com.android.defcontainer.DefaultContainerService"); 377 378 private static final String KILL_APP_REASON_GIDS_CHANGED = 379 "permission grant or revoke changed gids"; 380 381 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 382 "permissions revoked"; 383 384 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 385 386 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 387 388 /** Permission grant: not grant the permission. */ 389 private static final int GRANT_DENIED = 1; 390 391 /** Permission grant: grant the permission as an install permission. */ 392 private static final int GRANT_INSTALL = 2; 393 394 /** Permission grant: grant the permission as an install permission for a legacy app. */ 395 private static final int GRANT_INSTALL_LEGACY = 3; 396 397 /** Permission grant: grant the permission as a runtime one. */ 398 private static final int GRANT_RUNTIME = 4; 399 400 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 401 private static final int GRANT_UPGRADE = 5; 402 403 /** Canonical intent used to identify what counts as a "web browser" app */ 404 private static final Intent sBrowserIntent; 405 static { 406 sBrowserIntent = new Intent(); 407 sBrowserIntent.setAction(Intent.ACTION_VIEW); 408 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 409 sBrowserIntent.setData(Uri.parse("http:")); 410 } 411 412 final ServiceThread mHandlerThread; 413 414 final PackageHandler mHandler; 415 416 /** 417 * Messages for {@link #mHandler} that need to wait for system ready before 418 * being dispatched. 419 */ 420 private ArrayList<Message> mPostSystemReadyMessages; 421 422 final int mSdkVersion = Build.VERSION.SDK_INT; 423 424 final Context mContext; 425 final boolean mFactoryTest; 426 final boolean mOnlyCore; 427 final boolean mLazyDexOpt; 428 final long mDexOptLRUThresholdInMills; 429 final DisplayMetrics mMetrics; 430 final int mDefParseFlags; 431 final String[] mSeparateProcesses; 432 final boolean mIsUpgrade; 433 434 // This is where all application persistent data goes. 435 final File mAppDataDir; 436 437 // This is where all application persistent data goes for secondary users. 438 final File mUserAppDataDir; 439 440 /** The location for ASEC container files on internal storage. */ 441 final String mAsecInternalPath; 442 443 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 444 // LOCK HELD. Can be called with mInstallLock held. 445 @GuardedBy("mInstallLock") 446 final Installer mInstaller; 447 448 /** Directory where installed third-party apps stored */ 449 final File mAppInstallDir; 450 451 /** 452 * Directory to which applications installed internally have their 453 * 32 bit native libraries copied. 454 */ 455 private File mAppLib32InstallDir; 456 457 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 458 // apps. 459 final File mDrmAppPrivateInstallDir; 460 461 // ---------------------------------------------------------------- 462 463 // Lock for state used when installing and doing other long running 464 // operations. Methods that must be called with this lock held have 465 // the suffix "LI". 466 final Object mInstallLock = new Object(); 467 468 // ---------------------------------------------------------------- 469 470 // Keys are String (package name), values are Package. This also serves 471 // as the lock for the global state. Methods that must be called with 472 // this lock held have the prefix "LP". 473 @GuardedBy("mPackages") 474 final ArrayMap<String, PackageParser.Package> mPackages = 475 new ArrayMap<String, PackageParser.Package>(); 476 477 // Tracks available target package names -> overlay package paths. 478 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 479 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 480 481 /** 482 * Tracks new system packages [receiving in an OTA] that we expect to 483 * find updated user-installed versions. Keys are package name, values 484 * are package location. 485 */ 486 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 487 488 final Settings mSettings; 489 boolean mRestoredSettings; 490 491 // System configuration read by SystemConfig. 492 final int[] mGlobalGids; 493 final SparseArray<ArraySet<String>> mSystemPermissions; 494 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 495 496 // If mac_permissions.xml was found for seinfo labeling. 497 boolean mFoundPolicyFile; 498 499 // If a recursive restorecon of /data/data/<pkg> is needed. 500 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 501 502 public static final class SharedLibraryEntry { 503 public final String path; 504 public final String apk; 505 506 SharedLibraryEntry(String _path, String _apk) { 507 path = _path; 508 apk = _apk; 509 } 510 } 511 512 // Currently known shared libraries. 513 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 514 new ArrayMap<String, SharedLibraryEntry>(); 515 516 // All available activities, for your resolving pleasure. 517 final ActivityIntentResolver mActivities = 518 new ActivityIntentResolver(); 519 520 // All available receivers, for your resolving pleasure. 521 final ActivityIntentResolver mReceivers = 522 new ActivityIntentResolver(); 523 524 // All available services, for your resolving pleasure. 525 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 526 527 // All available providers, for your resolving pleasure. 528 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 529 530 // Mapping from provider base names (first directory in content URI codePath) 531 // to the provider information. 532 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 533 new ArrayMap<String, PackageParser.Provider>(); 534 535 // Mapping from instrumentation class names to info about them. 536 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 537 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 538 539 // Mapping from permission names to info about them. 540 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 541 new ArrayMap<String, PackageParser.PermissionGroup>(); 542 543 // Packages whose data we have transfered into another package, thus 544 // should no longer exist. 545 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 546 547 // Broadcast actions that are only available to the system. 548 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 549 550 /** List of packages waiting for verification. */ 551 final SparseArray<PackageVerificationState> mPendingVerification 552 = new SparseArray<PackageVerificationState>(); 553 554 /** Set of packages associated with each app op permission. */ 555 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 556 557 final PackageInstallerService mInstallerService; 558 559 private final PackageDexOptimizer mPackageDexOptimizer; 560 561 private AtomicInteger mNextMoveId = new AtomicInteger(); 562 private final MoveCallbacks mMoveCallbacks; 563 564 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 565 566 // Cache of users who need badging. 567 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 568 569 /** Token for keys in mPendingVerification. */ 570 private int mPendingVerificationToken = 0; 571 572 volatile boolean mSystemReady; 573 volatile boolean mSafeMode; 574 volatile boolean mHasSystemUidErrors; 575 576 ApplicationInfo mAndroidApplication; 577 final ActivityInfo mResolveActivity = new ActivityInfo(); 578 final ResolveInfo mResolveInfo = new ResolveInfo(); 579 ComponentName mResolveComponentName; 580 PackageParser.Package mPlatformPackage; 581 ComponentName mCustomResolverComponentName; 582 583 boolean mResolverReplaced = false; 584 585 private final ComponentName mIntentFilterVerifierComponent; 586 private int mIntentFilterVerificationToken = 0; 587 588 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 589 = new SparseArray<IntentFilterVerificationState>(); 590 591 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 592 new DefaultPermissionGrantPolicy(this); 593 594 private static class IFVerificationParams { 595 PackageParser.Package pkg; 596 boolean replacing; 597 int userId; 598 int verifierUid; 599 600 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 601 int _userId, int _verifierUid) { 602 pkg = _pkg; 603 replacing = _replacing; 604 userId = _userId; 605 replacing = _replacing; 606 verifierUid = _verifierUid; 607 } 608 } 609 610 private interface IntentFilterVerifier<T extends IntentFilter> { 611 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 612 T filter, String packageName); 613 void startVerifications(int userId); 614 void receiveVerificationResponse(int verificationId); 615 } 616 617 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 618 private Context mContext; 619 private ComponentName mIntentFilterVerifierComponent; 620 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 621 622 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 623 mContext = context; 624 mIntentFilterVerifierComponent = verifierComponent; 625 } 626 627 private String getDefaultScheme() { 628 return IntentFilter.SCHEME_HTTPS; 629 } 630 631 @Override 632 public void startVerifications(int userId) { 633 // Launch verifications requests 634 int count = mCurrentIntentFilterVerifications.size(); 635 for (int n=0; n<count; n++) { 636 int verificationId = mCurrentIntentFilterVerifications.get(n); 637 final IntentFilterVerificationState ivs = 638 mIntentFilterVerificationStates.get(verificationId); 639 640 String packageName = ivs.getPackageName(); 641 642 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 643 final int filterCount = filters.size(); 644 ArraySet<String> domainsSet = new ArraySet<>(); 645 for (int m=0; m<filterCount; m++) { 646 PackageParser.ActivityIntentInfo filter = filters.get(m); 647 domainsSet.addAll(filter.getHostsList()); 648 } 649 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 650 synchronized (mPackages) { 651 if (mSettings.createIntentFilterVerificationIfNeededLPw( 652 packageName, domainsList) != null) { 653 scheduleWriteSettingsLocked(); 654 } 655 } 656 sendVerificationRequest(userId, verificationId, ivs); 657 } 658 mCurrentIntentFilterVerifications.clear(); 659 } 660 661 private void sendVerificationRequest(int userId, int verificationId, 662 IntentFilterVerificationState ivs) { 663 664 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 665 verificationIntent.putExtra( 666 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 667 verificationId); 668 verificationIntent.putExtra( 669 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 670 getDefaultScheme()); 671 verificationIntent.putExtra( 672 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 673 ivs.getHostsString()); 674 verificationIntent.putExtra( 675 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 676 ivs.getPackageName()); 677 verificationIntent.setComponent(mIntentFilterVerifierComponent); 678 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 679 680 UserHandle user = new UserHandle(userId); 681 mContext.sendBroadcastAsUser(verificationIntent, user); 682 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 683 "Sending IntentFilter verification broadcast"); 684 } 685 686 public void receiveVerificationResponse(int verificationId) { 687 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 688 689 final boolean verified = ivs.isVerified(); 690 691 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 692 final int count = filters.size(); 693 if (DEBUG_DOMAIN_VERIFICATION) { 694 Slog.i(TAG, "Received verification response " + verificationId 695 + " for " + count + " filters, verified=" + verified); 696 } 697 for (int n=0; n<count; n++) { 698 PackageParser.ActivityIntentInfo filter = filters.get(n); 699 filter.setVerified(verified); 700 701 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 702 + " verified with result:" + verified + " and hosts:" 703 + ivs.getHostsString()); 704 } 705 706 mIntentFilterVerificationStates.remove(verificationId); 707 708 final String packageName = ivs.getPackageName(); 709 IntentFilterVerificationInfo ivi = null; 710 711 synchronized (mPackages) { 712 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 713 } 714 if (ivi == null) { 715 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 716 + verificationId + " packageName:" + packageName); 717 return; 718 } 719 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 720 "Updating IntentFilterVerificationInfo for package " + packageName 721 +" verificationId:" + verificationId); 722 723 synchronized (mPackages) { 724 if (verified) { 725 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 726 } else { 727 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 728 } 729 scheduleWriteSettingsLocked(); 730 731 final int userId = ivs.getUserId(); 732 if (userId != UserHandle.USER_ALL) { 733 final int userStatus = 734 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 735 736 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 737 boolean needUpdate = false; 738 739 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 740 // already been set by the User thru the Disambiguation dialog 741 switch (userStatus) { 742 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 743 if (verified) { 744 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 745 } else { 746 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 747 } 748 needUpdate = true; 749 break; 750 751 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 752 if (verified) { 753 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 754 needUpdate = true; 755 } 756 break; 757 758 default: 759 // Nothing to do 760 } 761 762 if (needUpdate) { 763 mSettings.updateIntentFilterVerificationStatusLPw( 764 packageName, updatedStatus, userId); 765 scheduleWritePackageRestrictionsLocked(userId); 766 } 767 } 768 } 769 } 770 771 @Override 772 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 773 ActivityIntentInfo filter, String packageName) { 774 if (!hasValidDomains(filter)) { 775 return false; 776 } 777 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 778 if (ivs == null) { 779 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 780 packageName); 781 } 782 if (DEBUG_DOMAIN_VERIFICATION) { 783 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 784 } 785 ivs.addFilter(filter); 786 return true; 787 } 788 789 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 790 int userId, int verificationId, String packageName) { 791 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 792 verifierUid, userId, packageName); 793 ivs.setPendingState(); 794 synchronized (mPackages) { 795 mIntentFilterVerificationStates.append(verificationId, ivs); 796 mCurrentIntentFilterVerifications.add(verificationId); 797 } 798 return ivs; 799 } 800 } 801 802 private static boolean hasValidDomains(ActivityIntentInfo filter) { 803 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 804 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 805 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 806 } 807 808 private IntentFilterVerifier mIntentFilterVerifier; 809 810 // Set of pending broadcasts for aggregating enable/disable of components. 811 static class PendingPackageBroadcasts { 812 // for each user id, a map of <package name -> components within that package> 813 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 814 815 public PendingPackageBroadcasts() { 816 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 817 } 818 819 public ArrayList<String> get(int userId, String packageName) { 820 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 821 return packages.get(packageName); 822 } 823 824 public void put(int userId, String packageName, ArrayList<String> components) { 825 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 826 packages.put(packageName, components); 827 } 828 829 public void remove(int userId, String packageName) { 830 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 831 if (packages != null) { 832 packages.remove(packageName); 833 } 834 } 835 836 public void remove(int userId) { 837 mUidMap.remove(userId); 838 } 839 840 public int userIdCount() { 841 return mUidMap.size(); 842 } 843 844 public int userIdAt(int n) { 845 return mUidMap.keyAt(n); 846 } 847 848 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 849 return mUidMap.get(userId); 850 } 851 852 public int size() { 853 // total number of pending broadcast entries across all userIds 854 int num = 0; 855 for (int i = 0; i< mUidMap.size(); i++) { 856 num += mUidMap.valueAt(i).size(); 857 } 858 return num; 859 } 860 861 public void clear() { 862 mUidMap.clear(); 863 } 864 865 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 866 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 867 if (map == null) { 868 map = new ArrayMap<String, ArrayList<String>>(); 869 mUidMap.put(userId, map); 870 } 871 return map; 872 } 873 } 874 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 875 876 // Service Connection to remote media container service to copy 877 // package uri's from external media onto secure containers 878 // or internal storage. 879 private IMediaContainerService mContainerService = null; 880 881 static final int SEND_PENDING_BROADCAST = 1; 882 static final int MCS_BOUND = 3; 883 static final int END_COPY = 4; 884 static final int INIT_COPY = 5; 885 static final int MCS_UNBIND = 6; 886 static final int START_CLEANING_PACKAGE = 7; 887 static final int FIND_INSTALL_LOC = 8; 888 static final int POST_INSTALL = 9; 889 static final int MCS_RECONNECT = 10; 890 static final int MCS_GIVE_UP = 11; 891 static final int UPDATED_MEDIA_STATUS = 12; 892 static final int WRITE_SETTINGS = 13; 893 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 894 static final int PACKAGE_VERIFIED = 15; 895 static final int CHECK_PENDING_VERIFICATION = 16; 896 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 897 static final int INTENT_FILTER_VERIFIED = 18; 898 899 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 900 901 // Delay time in millisecs 902 static final int BROADCAST_DELAY = 10 * 1000; 903 904 static UserManagerService sUserManager; 905 906 // Stores a list of users whose package restrictions file needs to be updated 907 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 908 909 final private DefaultContainerConnection mDefContainerConn = 910 new DefaultContainerConnection(); 911 class DefaultContainerConnection implements ServiceConnection { 912 public void onServiceConnected(ComponentName name, IBinder service) { 913 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 914 IMediaContainerService imcs = 915 IMediaContainerService.Stub.asInterface(service); 916 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 917 } 918 919 public void onServiceDisconnected(ComponentName name) { 920 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 921 } 922 } 923 924 // Recordkeeping of restore-after-install operations that are currently in flight 925 // between the Package Manager and the Backup Manager 926 class PostInstallData { 927 public InstallArgs args; 928 public PackageInstalledInfo res; 929 930 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 931 args = _a; 932 res = _r; 933 } 934 } 935 936 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 937 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 938 939 // XML tags for backup/restore of various bits of state 940 private static final String TAG_PREFERRED_BACKUP = "pa"; 941 private static final String TAG_DEFAULT_APPS = "da"; 942 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 943 944 final String mRequiredVerifierPackage; 945 final String mRequiredInstallerPackage; 946 947 private final PackageUsage mPackageUsage = new PackageUsage(); 948 949 private class PackageUsage { 950 private static final int WRITE_INTERVAL 951 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 952 953 private final Object mFileLock = new Object(); 954 private final AtomicLong mLastWritten = new AtomicLong(0); 955 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 956 957 private boolean mIsHistoricalPackageUsageAvailable = true; 958 959 boolean isHistoricalPackageUsageAvailable() { 960 return mIsHistoricalPackageUsageAvailable; 961 } 962 963 void write(boolean force) { 964 if (force) { 965 writeInternal(); 966 return; 967 } 968 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 969 && !DEBUG_DEXOPT) { 970 return; 971 } 972 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 973 new Thread("PackageUsage_DiskWriter") { 974 @Override 975 public void run() { 976 try { 977 writeInternal(); 978 } finally { 979 mBackgroundWriteRunning.set(false); 980 } 981 } 982 }.start(); 983 } 984 } 985 986 private void writeInternal() { 987 synchronized (mPackages) { 988 synchronized (mFileLock) { 989 AtomicFile file = getFile(); 990 FileOutputStream f = null; 991 try { 992 f = file.startWrite(); 993 BufferedOutputStream out = new BufferedOutputStream(f); 994 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 995 StringBuilder sb = new StringBuilder(); 996 for (PackageParser.Package pkg : mPackages.values()) { 997 if (pkg.mLastPackageUsageTimeInMills == 0) { 998 continue; 999 } 1000 sb.setLength(0); 1001 sb.append(pkg.packageName); 1002 sb.append(' '); 1003 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1004 sb.append('\n'); 1005 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1006 } 1007 out.flush(); 1008 file.finishWrite(f); 1009 } catch (IOException e) { 1010 if (f != null) { 1011 file.failWrite(f); 1012 } 1013 Log.e(TAG, "Failed to write package usage times", e); 1014 } 1015 } 1016 } 1017 mLastWritten.set(SystemClock.elapsedRealtime()); 1018 } 1019 1020 void readLP() { 1021 synchronized (mFileLock) { 1022 AtomicFile file = getFile(); 1023 BufferedInputStream in = null; 1024 try { 1025 in = new BufferedInputStream(file.openRead()); 1026 StringBuffer sb = new StringBuffer(); 1027 while (true) { 1028 String packageName = readToken(in, sb, ' '); 1029 if (packageName == null) { 1030 break; 1031 } 1032 String timeInMillisString = readToken(in, sb, '\n'); 1033 if (timeInMillisString == null) { 1034 throw new IOException("Failed to find last usage time for package " 1035 + packageName); 1036 } 1037 PackageParser.Package pkg = mPackages.get(packageName); 1038 if (pkg == null) { 1039 continue; 1040 } 1041 long timeInMillis; 1042 try { 1043 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1044 } catch (NumberFormatException e) { 1045 throw new IOException("Failed to parse " + timeInMillisString 1046 + " as a long.", e); 1047 } 1048 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1049 } 1050 } catch (FileNotFoundException expected) { 1051 mIsHistoricalPackageUsageAvailable = false; 1052 } catch (IOException e) { 1053 Log.w(TAG, "Failed to read package usage times", e); 1054 } finally { 1055 IoUtils.closeQuietly(in); 1056 } 1057 } 1058 mLastWritten.set(SystemClock.elapsedRealtime()); 1059 } 1060 1061 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1062 throws IOException { 1063 sb.setLength(0); 1064 while (true) { 1065 int ch = in.read(); 1066 if (ch == -1) { 1067 if (sb.length() == 0) { 1068 return null; 1069 } 1070 throw new IOException("Unexpected EOF"); 1071 } 1072 if (ch == endOfToken) { 1073 return sb.toString(); 1074 } 1075 sb.append((char)ch); 1076 } 1077 } 1078 1079 private AtomicFile getFile() { 1080 File dataDir = Environment.getDataDirectory(); 1081 File systemDir = new File(dataDir, "system"); 1082 File fname = new File(systemDir, "package-usage.list"); 1083 return new AtomicFile(fname); 1084 } 1085 } 1086 1087 class PackageHandler extends Handler { 1088 private boolean mBound = false; 1089 final ArrayList<HandlerParams> mPendingInstalls = 1090 new ArrayList<HandlerParams>(); 1091 1092 private boolean connectToService() { 1093 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1094 " DefaultContainerService"); 1095 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1096 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1097 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1098 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1099 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1100 mBound = true; 1101 return true; 1102 } 1103 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1104 return false; 1105 } 1106 1107 private void disconnectService() { 1108 mContainerService = null; 1109 mBound = false; 1110 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1111 mContext.unbindService(mDefContainerConn); 1112 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1113 } 1114 1115 PackageHandler(Looper looper) { 1116 super(looper); 1117 } 1118 1119 public void handleMessage(Message msg) { 1120 try { 1121 doHandleMessage(msg); 1122 } finally { 1123 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1124 } 1125 } 1126 1127 void doHandleMessage(Message msg) { 1128 switch (msg.what) { 1129 case INIT_COPY: { 1130 HandlerParams params = (HandlerParams) msg.obj; 1131 int idx = mPendingInstalls.size(); 1132 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1133 // If a bind was already initiated we dont really 1134 // need to do anything. The pending install 1135 // will be processed later on. 1136 if (!mBound) { 1137 // If this is the only one pending we might 1138 // have to bind to the service again. 1139 if (!connectToService()) { 1140 Slog.e(TAG, "Failed to bind to media container service"); 1141 params.serviceError(); 1142 return; 1143 } else { 1144 // Once we bind to the service, the first 1145 // pending request will be processed. 1146 mPendingInstalls.add(idx, params); 1147 } 1148 } else { 1149 mPendingInstalls.add(idx, params); 1150 // Already bound to the service. Just make 1151 // sure we trigger off processing the first request. 1152 if (idx == 0) { 1153 mHandler.sendEmptyMessage(MCS_BOUND); 1154 } 1155 } 1156 break; 1157 } 1158 case MCS_BOUND: { 1159 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1160 if (msg.obj != null) { 1161 mContainerService = (IMediaContainerService) msg.obj; 1162 } 1163 if (mContainerService == null) { 1164 if (!mBound) { 1165 // Something seriously wrong since we are not bound and we are not 1166 // waiting for connection. Bail out. 1167 Slog.e(TAG, "Cannot bind to media container service"); 1168 for (HandlerParams params : mPendingInstalls) { 1169 // Indicate service bind error 1170 params.serviceError(); 1171 } 1172 mPendingInstalls.clear(); 1173 } else { 1174 Slog.w(TAG, "Waiting to connect to media container service"); 1175 } 1176 } else if (mPendingInstalls.size() > 0) { 1177 HandlerParams params = mPendingInstalls.get(0); 1178 if (params != null) { 1179 if (params.startCopy()) { 1180 // We are done... look for more work or to 1181 // go idle. 1182 if (DEBUG_SD_INSTALL) Log.i(TAG, 1183 "Checking for more work or unbind..."); 1184 // Delete pending install 1185 if (mPendingInstalls.size() > 0) { 1186 mPendingInstalls.remove(0); 1187 } 1188 if (mPendingInstalls.size() == 0) { 1189 if (mBound) { 1190 if (DEBUG_SD_INSTALL) Log.i(TAG, 1191 "Posting delayed MCS_UNBIND"); 1192 removeMessages(MCS_UNBIND); 1193 Message ubmsg = obtainMessage(MCS_UNBIND); 1194 // Unbind after a little delay, to avoid 1195 // continual thrashing. 1196 sendMessageDelayed(ubmsg, 10000); 1197 } 1198 } else { 1199 // There are more pending requests in queue. 1200 // Just post MCS_BOUND message to trigger processing 1201 // of next pending install. 1202 if (DEBUG_SD_INSTALL) Log.i(TAG, 1203 "Posting MCS_BOUND for next work"); 1204 mHandler.sendEmptyMessage(MCS_BOUND); 1205 } 1206 } 1207 } 1208 } else { 1209 // Should never happen ideally. 1210 Slog.w(TAG, "Empty queue"); 1211 } 1212 break; 1213 } 1214 case MCS_RECONNECT: { 1215 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1216 if (mPendingInstalls.size() > 0) { 1217 if (mBound) { 1218 disconnectService(); 1219 } 1220 if (!connectToService()) { 1221 Slog.e(TAG, "Failed to bind to media container service"); 1222 for (HandlerParams params : mPendingInstalls) { 1223 // Indicate service bind error 1224 params.serviceError(); 1225 } 1226 mPendingInstalls.clear(); 1227 } 1228 } 1229 break; 1230 } 1231 case MCS_UNBIND: { 1232 // If there is no actual work left, then time to unbind. 1233 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1234 1235 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1236 if (mBound) { 1237 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1238 1239 disconnectService(); 1240 } 1241 } else if (mPendingInstalls.size() > 0) { 1242 // There are more pending requests in queue. 1243 // Just post MCS_BOUND message to trigger processing 1244 // of next pending install. 1245 mHandler.sendEmptyMessage(MCS_BOUND); 1246 } 1247 1248 break; 1249 } 1250 case MCS_GIVE_UP: { 1251 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1252 mPendingInstalls.remove(0); 1253 break; 1254 } 1255 case SEND_PENDING_BROADCAST: { 1256 String packages[]; 1257 ArrayList<String> components[]; 1258 int size = 0; 1259 int uids[]; 1260 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1261 synchronized (mPackages) { 1262 if (mPendingBroadcasts == null) { 1263 return; 1264 } 1265 size = mPendingBroadcasts.size(); 1266 if (size <= 0) { 1267 // Nothing to be done. Just return 1268 return; 1269 } 1270 packages = new String[size]; 1271 components = new ArrayList[size]; 1272 uids = new int[size]; 1273 int i = 0; // filling out the above arrays 1274 1275 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1276 int packageUserId = mPendingBroadcasts.userIdAt(n); 1277 Iterator<Map.Entry<String, ArrayList<String>>> it 1278 = mPendingBroadcasts.packagesForUserId(packageUserId) 1279 .entrySet().iterator(); 1280 while (it.hasNext() && i < size) { 1281 Map.Entry<String, ArrayList<String>> ent = it.next(); 1282 packages[i] = ent.getKey(); 1283 components[i] = ent.getValue(); 1284 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1285 uids[i] = (ps != null) 1286 ? UserHandle.getUid(packageUserId, ps.appId) 1287 : -1; 1288 i++; 1289 } 1290 } 1291 size = i; 1292 mPendingBroadcasts.clear(); 1293 } 1294 // Send broadcasts 1295 for (int i = 0; i < size; i++) { 1296 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1297 } 1298 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1299 break; 1300 } 1301 case START_CLEANING_PACKAGE: { 1302 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1303 final String packageName = (String)msg.obj; 1304 final int userId = msg.arg1; 1305 final boolean andCode = msg.arg2 != 0; 1306 synchronized (mPackages) { 1307 if (userId == UserHandle.USER_ALL) { 1308 int[] users = sUserManager.getUserIds(); 1309 for (int user : users) { 1310 mSettings.addPackageToCleanLPw( 1311 new PackageCleanItem(user, packageName, andCode)); 1312 } 1313 } else { 1314 mSettings.addPackageToCleanLPw( 1315 new PackageCleanItem(userId, packageName, andCode)); 1316 } 1317 } 1318 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1319 startCleaningPackages(); 1320 } break; 1321 case POST_INSTALL: { 1322 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1323 PostInstallData data = mRunningInstalls.get(msg.arg1); 1324 mRunningInstalls.delete(msg.arg1); 1325 boolean deleteOld = false; 1326 1327 if (data != null) { 1328 InstallArgs args = data.args; 1329 PackageInstalledInfo res = data.res; 1330 1331 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1332 final String packageName = res.pkg.applicationInfo.packageName; 1333 res.removedInfo.sendBroadcast(false, true, false); 1334 Bundle extras = new Bundle(1); 1335 extras.putInt(Intent.EXTRA_UID, res.uid); 1336 1337 // Now that we successfully installed the package, grant runtime 1338 // permissions if requested before broadcasting the install. 1339 if ((args.installFlags 1340 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1341 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1342 args.installGrantPermissions); 1343 } 1344 1345 // Determine the set of users who are adding this 1346 // package for the first time vs. those who are seeing 1347 // an update. 1348 int[] firstUsers; 1349 int[] updateUsers = new int[0]; 1350 if (res.origUsers == null || res.origUsers.length == 0) { 1351 firstUsers = res.newUsers; 1352 } else { 1353 firstUsers = new int[0]; 1354 for (int i=0; i<res.newUsers.length; i++) { 1355 int user = res.newUsers[i]; 1356 boolean isNew = true; 1357 for (int j=0; j<res.origUsers.length; j++) { 1358 if (res.origUsers[j] == user) { 1359 isNew = false; 1360 break; 1361 } 1362 } 1363 if (isNew) { 1364 int[] newFirst = new int[firstUsers.length+1]; 1365 System.arraycopy(firstUsers, 0, newFirst, 0, 1366 firstUsers.length); 1367 newFirst[firstUsers.length] = user; 1368 firstUsers = newFirst; 1369 } else { 1370 int[] newUpdate = new int[updateUsers.length+1]; 1371 System.arraycopy(updateUsers, 0, newUpdate, 0, 1372 updateUsers.length); 1373 newUpdate[updateUsers.length] = user; 1374 updateUsers = newUpdate; 1375 } 1376 } 1377 } 1378 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1379 packageName, extras, null, null, firstUsers); 1380 final boolean update = res.removedInfo.removedPackage != null; 1381 if (update) { 1382 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1383 } 1384 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1385 packageName, extras, null, null, updateUsers); 1386 if (update) { 1387 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1388 packageName, extras, null, null, updateUsers); 1389 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1390 null, null, packageName, null, updateUsers); 1391 1392 // treat asec-hosted packages like removable media on upgrade 1393 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1394 if (DEBUG_INSTALL) { 1395 Slog.i(TAG, "upgrading pkg " + res.pkg 1396 + " is ASEC-hosted -> AVAILABLE"); 1397 } 1398 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1399 ArrayList<String> pkgList = new ArrayList<String>(1); 1400 pkgList.add(packageName); 1401 sendResourcesChangedBroadcast(true, true, 1402 pkgList,uidArray, null); 1403 } 1404 } 1405 if (res.removedInfo.args != null) { 1406 // Remove the replaced package's older resources safely now 1407 deleteOld = true; 1408 } 1409 1410 // If this app is a browser and it's newly-installed for some 1411 // users, clear any default-browser state in those users 1412 if (firstUsers.length > 0) { 1413 // the app's nature doesn't depend on the user, so we can just 1414 // check its browser nature in any user and generalize. 1415 if (packageIsBrowser(packageName, firstUsers[0])) { 1416 synchronized (mPackages) { 1417 for (int userId : firstUsers) { 1418 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1419 } 1420 } 1421 } 1422 } 1423 // Log current value of "unknown sources" setting 1424 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1425 getUnknownSourcesSettings()); 1426 } 1427 // Force a gc to clear up things 1428 Runtime.getRuntime().gc(); 1429 // We delete after a gc for applications on sdcard. 1430 if (deleteOld) { 1431 synchronized (mInstallLock) { 1432 res.removedInfo.args.doPostDeleteLI(true); 1433 } 1434 } 1435 if (args.observer != null) { 1436 try { 1437 Bundle extras = extrasForInstallResult(res); 1438 args.observer.onPackageInstalled(res.name, res.returnCode, 1439 res.returnMsg, extras); 1440 } catch (RemoteException e) { 1441 Slog.i(TAG, "Observer no longer exists."); 1442 } 1443 } 1444 } else { 1445 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1446 } 1447 } break; 1448 case UPDATED_MEDIA_STATUS: { 1449 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1450 boolean reportStatus = msg.arg1 == 1; 1451 boolean doGc = msg.arg2 == 1; 1452 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1453 if (doGc) { 1454 // Force a gc to clear up stale containers. 1455 Runtime.getRuntime().gc(); 1456 } 1457 if (msg.obj != null) { 1458 @SuppressWarnings("unchecked") 1459 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1460 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1461 // Unload containers 1462 unloadAllContainers(args); 1463 } 1464 if (reportStatus) { 1465 try { 1466 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1467 PackageHelper.getMountService().finishMediaUpdate(); 1468 } catch (RemoteException e) { 1469 Log.e(TAG, "MountService not running?"); 1470 } 1471 } 1472 } break; 1473 case WRITE_SETTINGS: { 1474 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1475 synchronized (mPackages) { 1476 removeMessages(WRITE_SETTINGS); 1477 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1478 mSettings.writeLPr(); 1479 mDirtyUsers.clear(); 1480 } 1481 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1482 } break; 1483 case WRITE_PACKAGE_RESTRICTIONS: { 1484 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1485 synchronized (mPackages) { 1486 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1487 for (int userId : mDirtyUsers) { 1488 mSettings.writePackageRestrictionsLPr(userId); 1489 } 1490 mDirtyUsers.clear(); 1491 } 1492 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1493 } break; 1494 case CHECK_PENDING_VERIFICATION: { 1495 final int verificationId = msg.arg1; 1496 final PackageVerificationState state = mPendingVerification.get(verificationId); 1497 1498 if ((state != null) && !state.timeoutExtended()) { 1499 final InstallArgs args = state.getInstallArgs(); 1500 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1501 1502 Slog.i(TAG, "Verification timed out for " + originUri); 1503 mPendingVerification.remove(verificationId); 1504 1505 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1506 1507 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1508 Slog.i(TAG, "Continuing with installation of " + originUri); 1509 state.setVerifierResponse(Binder.getCallingUid(), 1510 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1511 broadcastPackageVerified(verificationId, originUri, 1512 PackageManager.VERIFICATION_ALLOW, 1513 state.getInstallArgs().getUser()); 1514 try { 1515 ret = args.copyApk(mContainerService, true); 1516 } catch (RemoteException e) { 1517 Slog.e(TAG, "Could not contact the ContainerService"); 1518 } 1519 } else { 1520 broadcastPackageVerified(verificationId, originUri, 1521 PackageManager.VERIFICATION_REJECT, 1522 state.getInstallArgs().getUser()); 1523 } 1524 1525 processPendingInstall(args, ret); 1526 mHandler.sendEmptyMessage(MCS_UNBIND); 1527 } 1528 break; 1529 } 1530 case PACKAGE_VERIFIED: { 1531 final int verificationId = msg.arg1; 1532 1533 final PackageVerificationState state = mPendingVerification.get(verificationId); 1534 if (state == null) { 1535 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1536 break; 1537 } 1538 1539 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1540 1541 state.setVerifierResponse(response.callerUid, response.code); 1542 1543 if (state.isVerificationComplete()) { 1544 mPendingVerification.remove(verificationId); 1545 1546 final InstallArgs args = state.getInstallArgs(); 1547 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1548 1549 int ret; 1550 if (state.isInstallAllowed()) { 1551 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1552 broadcastPackageVerified(verificationId, originUri, 1553 response.code, state.getInstallArgs().getUser()); 1554 try { 1555 ret = args.copyApk(mContainerService, true); 1556 } catch (RemoteException e) { 1557 Slog.e(TAG, "Could not contact the ContainerService"); 1558 } 1559 } else { 1560 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1561 } 1562 1563 processPendingInstall(args, ret); 1564 1565 mHandler.sendEmptyMessage(MCS_UNBIND); 1566 } 1567 1568 break; 1569 } 1570 case START_INTENT_FILTER_VERIFICATIONS: { 1571 IFVerificationParams params = (IFVerificationParams) msg.obj; 1572 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1573 params.replacing, params.pkg); 1574 break; 1575 } 1576 case INTENT_FILTER_VERIFIED: { 1577 final int verificationId = msg.arg1; 1578 1579 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1580 verificationId); 1581 if (state == null) { 1582 Slog.w(TAG, "Invalid IntentFilter verification token " 1583 + verificationId + " received"); 1584 break; 1585 } 1586 1587 final int userId = state.getUserId(); 1588 1589 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1590 "Processing IntentFilter verification with token:" 1591 + verificationId + " and userId:" + userId); 1592 1593 final IntentFilterVerificationResponse response = 1594 (IntentFilterVerificationResponse) msg.obj; 1595 1596 state.setVerifierResponse(response.callerUid, response.code); 1597 1598 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1599 "IntentFilter verification with token:" + verificationId 1600 + " and userId:" + userId 1601 + " is settings verifier response with response code:" 1602 + response.code); 1603 1604 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1605 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1606 + response.getFailedDomainsString()); 1607 } 1608 1609 if (state.isVerificationComplete()) { 1610 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1611 } else { 1612 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1613 "IntentFilter verification with token:" + verificationId 1614 + " was not said to be complete"); 1615 } 1616 1617 break; 1618 } 1619 } 1620 } 1621 } 1622 1623 private StorageEventListener mStorageListener = new StorageEventListener() { 1624 @Override 1625 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1626 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1627 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1628 final String volumeUuid = vol.getFsUuid(); 1629 1630 // Clean up any users or apps that were removed or recreated 1631 // while this volume was missing 1632 reconcileUsers(volumeUuid); 1633 reconcileApps(volumeUuid); 1634 1635 // Clean up any install sessions that expired or were 1636 // cancelled while this volume was missing 1637 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1638 1639 loadPrivatePackages(vol); 1640 1641 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1642 unloadPrivatePackages(vol); 1643 } 1644 } 1645 1646 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1647 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1648 updateExternalMediaStatus(true, false); 1649 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1650 updateExternalMediaStatus(false, false); 1651 } 1652 } 1653 } 1654 1655 @Override 1656 public void onVolumeForgotten(String fsUuid) { 1657 if (TextUtils.isEmpty(fsUuid)) { 1658 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1659 return; 1660 } 1661 1662 // Remove any apps installed on the forgotten volume 1663 synchronized (mPackages) { 1664 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1665 for (PackageSetting ps : packages) { 1666 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1667 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1668 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1669 } 1670 1671 mSettings.onVolumeForgotten(fsUuid); 1672 mSettings.writeLPr(); 1673 } 1674 } 1675 }; 1676 1677 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1678 String[] grantedPermissions) { 1679 if (userId >= UserHandle.USER_OWNER) { 1680 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1681 } else if (userId == UserHandle.USER_ALL) { 1682 final int[] userIds; 1683 synchronized (mPackages) { 1684 userIds = UserManagerService.getInstance().getUserIds(); 1685 } 1686 for (int someUserId : userIds) { 1687 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1688 } 1689 } 1690 1691 // We could have touched GID membership, so flush out packages.list 1692 synchronized (mPackages) { 1693 mSettings.writePackageListLPr(); 1694 } 1695 } 1696 1697 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1698 String[] grantedPermissions) { 1699 SettingBase sb = (SettingBase) pkg.mExtras; 1700 if (sb == null) { 1701 return; 1702 } 1703 1704 PermissionsState permissionsState = sb.getPermissionsState(); 1705 1706 for (String permission : pkg.requestedPermissions) { 1707 BasePermission bp = mSettings.mPermissions.get(permission); 1708 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1709 || ArrayUtils.contains(grantedPermissions, permission))) { 1710 permissionsState.grantRuntimePermission(bp, userId); 1711 } 1712 } 1713 } 1714 1715 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1716 Bundle extras = null; 1717 switch (res.returnCode) { 1718 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1719 extras = new Bundle(); 1720 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1721 res.origPermission); 1722 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1723 res.origPackage); 1724 break; 1725 } 1726 case PackageManager.INSTALL_SUCCEEDED: { 1727 extras = new Bundle(); 1728 extras.putBoolean(Intent.EXTRA_REPLACING, 1729 res.removedInfo != null && res.removedInfo.removedPackage != null); 1730 break; 1731 } 1732 } 1733 return extras; 1734 } 1735 1736 void scheduleWriteSettingsLocked() { 1737 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1738 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1739 } 1740 } 1741 1742 void scheduleWritePackageRestrictionsLocked(int userId) { 1743 if (!sUserManager.exists(userId)) return; 1744 mDirtyUsers.add(userId); 1745 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1746 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1747 } 1748 } 1749 1750 public static PackageManagerService main(Context context, Installer installer, 1751 boolean factoryTest, boolean onlyCore) { 1752 PackageManagerService m = new PackageManagerService(context, installer, 1753 factoryTest, onlyCore); 1754 ServiceManager.addService("package", m); 1755 return m; 1756 } 1757 1758 static String[] splitString(String str, char sep) { 1759 int count = 1; 1760 int i = 0; 1761 while ((i=str.indexOf(sep, i)) >= 0) { 1762 count++; 1763 i++; 1764 } 1765 1766 String[] res = new String[count]; 1767 i=0; 1768 count = 0; 1769 int lastI=0; 1770 while ((i=str.indexOf(sep, i)) >= 0) { 1771 res[count] = str.substring(lastI, i); 1772 count++; 1773 i++; 1774 lastI = i; 1775 } 1776 res[count] = str.substring(lastI, str.length()); 1777 return res; 1778 } 1779 1780 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1781 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1782 Context.DISPLAY_SERVICE); 1783 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1784 } 1785 1786 public PackageManagerService(Context context, Installer installer, 1787 boolean factoryTest, boolean onlyCore) { 1788 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1789 SystemClock.uptimeMillis()); 1790 1791 if (mSdkVersion <= 0) { 1792 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1793 } 1794 1795 mContext = context; 1796 mFactoryTest = factoryTest; 1797 mOnlyCore = onlyCore; 1798 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1799 mMetrics = new DisplayMetrics(); 1800 mSettings = new Settings(mPackages); 1801 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1802 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1803 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1804 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1805 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1806 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1807 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1808 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1809 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1810 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1811 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1812 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1813 1814 // TODO: add a property to control this? 1815 long dexOptLRUThresholdInMinutes; 1816 if (mLazyDexOpt) { 1817 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1818 } else { 1819 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1820 } 1821 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1822 1823 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1824 if (separateProcesses != null && separateProcesses.length() > 0) { 1825 if ("*".equals(separateProcesses)) { 1826 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1827 mSeparateProcesses = null; 1828 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1829 } else { 1830 mDefParseFlags = 0; 1831 mSeparateProcesses = separateProcesses.split(","); 1832 Slog.w(TAG, "Running with debug.separate_processes: " 1833 + separateProcesses); 1834 } 1835 } else { 1836 mDefParseFlags = 0; 1837 mSeparateProcesses = null; 1838 } 1839 1840 mInstaller = installer; 1841 mPackageDexOptimizer = new PackageDexOptimizer(this); 1842 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1843 1844 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1845 FgThread.get().getLooper()); 1846 1847 getDefaultDisplayMetrics(context, mMetrics); 1848 1849 SystemConfig systemConfig = SystemConfig.getInstance(); 1850 mGlobalGids = systemConfig.getGlobalGids(); 1851 mSystemPermissions = systemConfig.getSystemPermissions(); 1852 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1853 1854 synchronized (mInstallLock) { 1855 // writer 1856 synchronized (mPackages) { 1857 mHandlerThread = new ServiceThread(TAG, 1858 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1859 mHandlerThread.start(); 1860 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1861 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1862 1863 File dataDir = Environment.getDataDirectory(); 1864 mAppDataDir = new File(dataDir, "data"); 1865 mAppInstallDir = new File(dataDir, "app"); 1866 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1867 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1868 mUserAppDataDir = new File(dataDir, "user"); 1869 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1870 1871 sUserManager = new UserManagerService(context, this, 1872 mInstallLock, mPackages); 1873 1874 // Propagate permission configuration in to package manager. 1875 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1876 = systemConfig.getPermissions(); 1877 for (int i=0; i<permConfig.size(); i++) { 1878 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1879 BasePermission bp = mSettings.mPermissions.get(perm.name); 1880 if (bp == null) { 1881 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1882 mSettings.mPermissions.put(perm.name, bp); 1883 } 1884 if (perm.gids != null) { 1885 bp.setGids(perm.gids, perm.perUser); 1886 } 1887 } 1888 1889 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1890 for (int i=0; i<libConfig.size(); i++) { 1891 mSharedLibraries.put(libConfig.keyAt(i), 1892 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1893 } 1894 1895 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1896 1897 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1898 mSdkVersion, mOnlyCore); 1899 1900 String customResolverActivity = Resources.getSystem().getString( 1901 R.string.config_customResolverActivity); 1902 if (TextUtils.isEmpty(customResolverActivity)) { 1903 customResolverActivity = null; 1904 } else { 1905 mCustomResolverComponentName = ComponentName.unflattenFromString( 1906 customResolverActivity); 1907 } 1908 1909 long startTime = SystemClock.uptimeMillis(); 1910 1911 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1912 startTime); 1913 1914 // Set flag to monitor and not change apk file paths when 1915 // scanning install directories. 1916 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1917 1918 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1919 1920 /** 1921 * Add everything in the in the boot class path to the 1922 * list of process files because dexopt will have been run 1923 * if necessary during zygote startup. 1924 */ 1925 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1926 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1927 1928 if (bootClassPath != null) { 1929 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1930 for (String element : bootClassPathElements) { 1931 alreadyDexOpted.add(element); 1932 } 1933 } else { 1934 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1935 } 1936 1937 if (systemServerClassPath != null) { 1938 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1939 for (String element : systemServerClassPathElements) { 1940 alreadyDexOpted.add(element); 1941 } 1942 } else { 1943 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1944 } 1945 1946 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1947 final String[] dexCodeInstructionSets = 1948 getDexCodeInstructionSets( 1949 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1950 1951 /** 1952 * Ensure all external libraries have had dexopt run on them. 1953 */ 1954 if (mSharedLibraries.size() > 0) { 1955 // NOTE: For now, we're compiling these system "shared libraries" 1956 // (and framework jars) into all available architectures. It's possible 1957 // to compile them only when we come across an app that uses them (there's 1958 // already logic for that in scanPackageLI) but that adds some complexity. 1959 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1960 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1961 final String lib = libEntry.path; 1962 if (lib == null) { 1963 continue; 1964 } 1965 1966 try { 1967 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1968 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1969 alreadyDexOpted.add(lib); 1970 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1971 } 1972 } catch (FileNotFoundException e) { 1973 Slog.w(TAG, "Library not found: " + lib); 1974 } catch (IOException e) { 1975 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1976 + e.getMessage()); 1977 } 1978 } 1979 } 1980 } 1981 1982 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1983 1984 // Gross hack for now: we know this file doesn't contain any 1985 // code, so don't dexopt it to avoid the resulting log spew. 1986 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1987 1988 // Gross hack for now: we know this file is only part of 1989 // the boot class path for art, so don't dexopt it to 1990 // avoid the resulting log spew. 1991 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1992 1993 /** 1994 * There are a number of commands implemented in Java, which 1995 * we currently need to do the dexopt on so that they can be 1996 * run from a non-root shell. 1997 */ 1998 String[] frameworkFiles = frameworkDir.list(); 1999 if (frameworkFiles != null) { 2000 // TODO: We could compile these only for the most preferred ABI. We should 2001 // first double check that the dex files for these commands are not referenced 2002 // by other system apps. 2003 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2004 for (int i=0; i<frameworkFiles.length; i++) { 2005 File libPath = new File(frameworkDir, frameworkFiles[i]); 2006 String path = libPath.getPath(); 2007 // Skip the file if we already did it. 2008 if (alreadyDexOpted.contains(path)) { 2009 continue; 2010 } 2011 // Skip the file if it is not a type we want to dexopt. 2012 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2013 continue; 2014 } 2015 try { 2016 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2017 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2018 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2019 } 2020 } catch (FileNotFoundException e) { 2021 Slog.w(TAG, "Jar not found: " + path); 2022 } catch (IOException e) { 2023 Slog.w(TAG, "Exception reading jar: " + path, e); 2024 } 2025 } 2026 } 2027 } 2028 2029 // Collect vendor overlay packages. 2030 // (Do this before scanning any apps.) 2031 // For security and version matching reason, only consider 2032 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2033 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2034 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2035 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2036 2037 // Find base frameworks (resource packages without code). 2038 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2039 | PackageParser.PARSE_IS_SYSTEM_DIR 2040 | PackageParser.PARSE_IS_PRIVILEGED, 2041 scanFlags | SCAN_NO_DEX, 0); 2042 2043 // Collected privileged system packages. 2044 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2045 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2046 | PackageParser.PARSE_IS_SYSTEM_DIR 2047 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2048 2049 // Collect ordinary system packages. 2050 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2051 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2052 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2053 2054 // Collect all vendor packages. 2055 File vendorAppDir = new File("/vendor/app"); 2056 try { 2057 vendorAppDir = vendorAppDir.getCanonicalFile(); 2058 } catch (IOException e) { 2059 // failed to look up canonical path, continue with original one 2060 } 2061 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2062 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2063 2064 // Collect all OEM packages. 2065 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2066 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2067 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2068 2069 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2070 mInstaller.moveFiles(); 2071 2072 // Prune any system packages that no longer exist. 2073 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2074 if (!mOnlyCore) { 2075 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2076 while (psit.hasNext()) { 2077 PackageSetting ps = psit.next(); 2078 2079 /* 2080 * If this is not a system app, it can't be a 2081 * disable system app. 2082 */ 2083 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2084 continue; 2085 } 2086 2087 /* 2088 * If the package is scanned, it's not erased. 2089 */ 2090 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2091 if (scannedPkg != null) { 2092 /* 2093 * If the system app is both scanned and in the 2094 * disabled packages list, then it must have been 2095 * added via OTA. Remove it from the currently 2096 * scanned package so the previously user-installed 2097 * application can be scanned. 2098 */ 2099 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2100 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2101 + ps.name + "; removing system app. Last known codePath=" 2102 + ps.codePathString + ", installStatus=" + ps.installStatus 2103 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2104 + scannedPkg.mVersionCode); 2105 removePackageLI(ps, true); 2106 mExpectingBetter.put(ps.name, ps.codePath); 2107 } 2108 2109 continue; 2110 } 2111 2112 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2113 psit.remove(); 2114 logCriticalInfo(Log.WARN, "System package " + ps.name 2115 + " no longer exists; wiping its data"); 2116 removeDataDirsLI(null, ps.name); 2117 } else { 2118 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2119 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2120 possiblyDeletedUpdatedSystemApps.add(ps.name); 2121 } 2122 } 2123 } 2124 } 2125 2126 //look for any incomplete package installations 2127 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2128 //clean up list 2129 for(int i = 0; i < deletePkgsList.size(); i++) { 2130 //clean up here 2131 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2132 } 2133 //delete tmp files 2134 deleteTempPackageFiles(); 2135 2136 // Remove any shared userIDs that have no associated packages 2137 mSettings.pruneSharedUsersLPw(); 2138 2139 if (!mOnlyCore) { 2140 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2141 SystemClock.uptimeMillis()); 2142 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2143 2144 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2145 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2146 2147 /** 2148 * Remove disable package settings for any updated system 2149 * apps that were removed via an OTA. If they're not a 2150 * previously-updated app, remove them completely. 2151 * Otherwise, just revoke their system-level permissions. 2152 */ 2153 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2154 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2155 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2156 2157 String msg; 2158 if (deletedPkg == null) { 2159 msg = "Updated system package " + deletedAppName 2160 + " no longer exists; wiping its data"; 2161 removeDataDirsLI(null, deletedAppName); 2162 } else { 2163 msg = "Updated system app + " + deletedAppName 2164 + " no longer present; removing system privileges for " 2165 + deletedAppName; 2166 2167 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2168 2169 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2170 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2171 } 2172 logCriticalInfo(Log.WARN, msg); 2173 } 2174 2175 /** 2176 * Make sure all system apps that we expected to appear on 2177 * the userdata partition actually showed up. If they never 2178 * appeared, crawl back and revive the system version. 2179 */ 2180 for (int i = 0; i < mExpectingBetter.size(); i++) { 2181 final String packageName = mExpectingBetter.keyAt(i); 2182 if (!mPackages.containsKey(packageName)) { 2183 final File scanFile = mExpectingBetter.valueAt(i); 2184 2185 logCriticalInfo(Log.WARN, "Expected better " + packageName 2186 + " but never showed up; reverting to system"); 2187 2188 final int reparseFlags; 2189 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2190 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2191 | PackageParser.PARSE_IS_SYSTEM_DIR 2192 | PackageParser.PARSE_IS_PRIVILEGED; 2193 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2194 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2195 | PackageParser.PARSE_IS_SYSTEM_DIR; 2196 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2197 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2198 | PackageParser.PARSE_IS_SYSTEM_DIR; 2199 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2200 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2201 | PackageParser.PARSE_IS_SYSTEM_DIR; 2202 } else { 2203 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2204 continue; 2205 } 2206 2207 mSettings.enableSystemPackageLPw(packageName); 2208 2209 try { 2210 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2211 } catch (PackageManagerException e) { 2212 Slog.e(TAG, "Failed to parse original system package: " 2213 + e.getMessage()); 2214 } 2215 } 2216 } 2217 } 2218 mExpectingBetter.clear(); 2219 2220 // Now that we know all of the shared libraries, update all clients to have 2221 // the correct library paths. 2222 updateAllSharedLibrariesLPw(); 2223 2224 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2225 // NOTE: We ignore potential failures here during a system scan (like 2226 // the rest of the commands above) because there's precious little we 2227 // can do about it. A settings error is reported, though. 2228 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2229 false /* force dexopt */, false /* defer dexopt */); 2230 } 2231 2232 // Now that we know all the packages we are keeping, 2233 // read and update their last usage times. 2234 mPackageUsage.readLP(); 2235 2236 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2237 SystemClock.uptimeMillis()); 2238 Slog.i(TAG, "Time to scan packages: " 2239 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2240 + " seconds"); 2241 2242 // If the platform SDK has changed since the last time we booted, 2243 // we need to re-grant app permission to catch any new ones that 2244 // appear. This is really a hack, and means that apps can in some 2245 // cases get permissions that the user didn't initially explicitly 2246 // allow... it would be nice to have some better way to handle 2247 // this situation. 2248 final VersionInfo ver = mSettings.getInternalVersion(); 2249 2250 int updateFlags = UPDATE_PERMISSIONS_ALL; 2251 if (ver.sdkVersion != mSdkVersion) { 2252 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2253 + mSdkVersion + "; regranting permissions for internal storage"); 2254 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2255 } 2256 updatePermissionsLPw(null, null, updateFlags); 2257 ver.sdkVersion = mSdkVersion; 2258 2259 // If this is the first boot, and it is a normal boot, then 2260 // we need to initialize the default preferred apps. 2261 if (!mRestoredSettings && !onlyCore) { 2262 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2263 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2264 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2265 } 2266 2267 // If this is first boot after an OTA, and a normal boot, then 2268 // we need to clear code cache directories. 2269 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2270 if (mIsUpgrade && !onlyCore) { 2271 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2272 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2273 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2274 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2275 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2276 } 2277 } 2278 ver.fingerprint = Build.FINGERPRINT; 2279 } 2280 2281 checkDefaultBrowser(); 2282 2283 // All the changes are done during package scanning. 2284 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2285 2286 // can downgrade to reader 2287 mSettings.writeLPr(); 2288 2289 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2290 SystemClock.uptimeMillis()); 2291 2292 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2293 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2294 2295 mInstallerService = new PackageInstallerService(context, this); 2296 2297 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2298 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2299 mIntentFilterVerifierComponent); 2300 2301 } // synchronized (mPackages) 2302 } // synchronized (mInstallLock) 2303 2304 // Now after opening every single application zip, make sure they 2305 // are all flushed. Not really needed, but keeps things nice and 2306 // tidy. 2307 Runtime.getRuntime().gc(); 2308 2309 // Expose private service for system components to use. 2310 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2311 } 2312 2313 @Override 2314 public boolean isFirstBoot() { 2315 return !mRestoredSettings; 2316 } 2317 2318 @Override 2319 public boolean isOnlyCoreApps() { 2320 return mOnlyCore; 2321 } 2322 2323 @Override 2324 public boolean isUpgrade() { 2325 return mIsUpgrade; 2326 } 2327 2328 private String getRequiredVerifierLPr() { 2329 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2330 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2331 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2332 2333 String requiredVerifier = null; 2334 2335 final int N = receivers.size(); 2336 for (int i = 0; i < N; i++) { 2337 final ResolveInfo info = receivers.get(i); 2338 2339 if (info.activityInfo == null) { 2340 continue; 2341 } 2342 2343 final String packageName = info.activityInfo.packageName; 2344 2345 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2346 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2347 continue; 2348 } 2349 2350 if (requiredVerifier != null) { 2351 throw new RuntimeException("There can be only one required verifier"); 2352 } 2353 2354 requiredVerifier = packageName; 2355 } 2356 2357 return requiredVerifier; 2358 } 2359 2360 private String getRequiredInstallerLPr() { 2361 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2362 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2363 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2364 2365 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2366 PACKAGE_MIME_TYPE, 0, 0); 2367 2368 String requiredInstaller = null; 2369 2370 final int N = installers.size(); 2371 for (int i = 0; i < N; i++) { 2372 final ResolveInfo info = installers.get(i); 2373 final String packageName = info.activityInfo.packageName; 2374 2375 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2376 continue; 2377 } 2378 2379 if (requiredInstaller != null) { 2380 throw new RuntimeException("There must be one required installer"); 2381 } 2382 2383 requiredInstaller = packageName; 2384 } 2385 2386 if (requiredInstaller == null) { 2387 throw new RuntimeException("There must be one required installer"); 2388 } 2389 2390 return requiredInstaller; 2391 } 2392 2393 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2394 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2395 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2396 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2397 2398 ComponentName verifierComponentName = null; 2399 2400 int priority = -1000; 2401 final int N = receivers.size(); 2402 for (int i = 0; i < N; i++) { 2403 final ResolveInfo info = receivers.get(i); 2404 2405 if (info.activityInfo == null) { 2406 continue; 2407 } 2408 2409 final String packageName = info.activityInfo.packageName; 2410 2411 final PackageSetting ps = mSettings.mPackages.get(packageName); 2412 if (ps == null) { 2413 continue; 2414 } 2415 2416 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2417 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2418 continue; 2419 } 2420 2421 // Select the IntentFilterVerifier with the highest priority 2422 if (priority < info.priority) { 2423 priority = info.priority; 2424 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2425 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2426 + verifierComponentName + " with priority: " + info.priority); 2427 } 2428 } 2429 2430 return verifierComponentName; 2431 } 2432 2433 private void primeDomainVerificationsLPw(int userId) { 2434 if (DEBUG_DOMAIN_VERIFICATION) { 2435 Slog.d(TAG, "Priming domain verifications in user " + userId); 2436 } 2437 2438 SystemConfig systemConfig = SystemConfig.getInstance(); 2439 ArraySet<String> packages = systemConfig.getLinkedApps(); 2440 ArraySet<String> domains = new ArraySet<String>(); 2441 2442 for (String packageName : packages) { 2443 PackageParser.Package pkg = mPackages.get(packageName); 2444 if (pkg != null) { 2445 if (!pkg.isSystemApp()) { 2446 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2447 continue; 2448 } 2449 2450 domains.clear(); 2451 for (PackageParser.Activity a : pkg.activities) { 2452 for (ActivityIntentInfo filter : a.intents) { 2453 if (hasValidDomains(filter)) { 2454 domains.addAll(filter.getHostsList()); 2455 } 2456 } 2457 } 2458 2459 if (domains.size() > 0) { 2460 if (DEBUG_DOMAIN_VERIFICATION) { 2461 Slog.v(TAG, " + " + packageName); 2462 } 2463 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2464 // state w.r.t. the formal app-linkage "no verification attempted" state; 2465 // and then 'always' in the per-user state actually used for intent resolution. 2466 final IntentFilterVerificationInfo ivi; 2467 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2468 new ArrayList<String>(domains)); 2469 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2470 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2471 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2472 } else { 2473 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2474 + "' does not handle web links"); 2475 } 2476 } else { 2477 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2478 } 2479 } 2480 2481 scheduleWritePackageRestrictionsLocked(userId); 2482 scheduleWriteSettingsLocked(); 2483 } 2484 2485 private void applyFactoryDefaultBrowserLPw(int userId) { 2486 // The default browser app's package name is stored in a string resource, 2487 // with a product-specific overlay used for vendor customization. 2488 String browserPkg = mContext.getResources().getString( 2489 com.android.internal.R.string.default_browser); 2490 if (!TextUtils.isEmpty(browserPkg)) { 2491 // non-empty string => required to be a known package 2492 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2493 if (ps == null) { 2494 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2495 browserPkg = null; 2496 } else { 2497 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2498 } 2499 } 2500 2501 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2502 // default. If there's more than one, just leave everything alone. 2503 if (browserPkg == null) { 2504 calculateDefaultBrowserLPw(userId); 2505 } 2506 } 2507 2508 private void calculateDefaultBrowserLPw(int userId) { 2509 List<String> allBrowsers = resolveAllBrowserApps(userId); 2510 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2511 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2512 } 2513 2514 private List<String> resolveAllBrowserApps(int userId) { 2515 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2516 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2517 PackageManager.MATCH_ALL, userId); 2518 2519 final int count = list.size(); 2520 List<String> result = new ArrayList<String>(count); 2521 for (int i=0; i<count; i++) { 2522 ResolveInfo info = list.get(i); 2523 if (info.activityInfo == null 2524 || !info.handleAllWebDataURI 2525 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2526 || result.contains(info.activityInfo.packageName)) { 2527 continue; 2528 } 2529 result.add(info.activityInfo.packageName); 2530 } 2531 2532 return result; 2533 } 2534 2535 private boolean packageIsBrowser(String packageName, int userId) { 2536 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2537 PackageManager.MATCH_ALL, userId); 2538 final int N = list.size(); 2539 for (int i = 0; i < N; i++) { 2540 ResolveInfo info = list.get(i); 2541 if (packageName.equals(info.activityInfo.packageName)) { 2542 return true; 2543 } 2544 } 2545 return false; 2546 } 2547 2548 private void checkDefaultBrowser() { 2549 final int myUserId = UserHandle.myUserId(); 2550 final String packageName = getDefaultBrowserPackageName(myUserId); 2551 if (packageName != null) { 2552 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2553 if (info == null) { 2554 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2555 synchronized (mPackages) { 2556 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2557 } 2558 } 2559 } 2560 } 2561 2562 @Override 2563 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2564 throws RemoteException { 2565 try { 2566 return super.onTransact(code, data, reply, flags); 2567 } catch (RuntimeException e) { 2568 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2569 Slog.wtf(TAG, "Package Manager Crash", e); 2570 } 2571 throw e; 2572 } 2573 } 2574 2575 void cleanupInstallFailedPackage(PackageSetting ps) { 2576 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2577 2578 removeDataDirsLI(ps.volumeUuid, ps.name); 2579 if (ps.codePath != null) { 2580 if (ps.codePath.isDirectory()) { 2581 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2582 } else { 2583 ps.codePath.delete(); 2584 } 2585 } 2586 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2587 if (ps.resourcePath.isDirectory()) { 2588 FileUtils.deleteContents(ps.resourcePath); 2589 } 2590 ps.resourcePath.delete(); 2591 } 2592 mSettings.removePackageLPw(ps.name); 2593 } 2594 2595 static int[] appendInts(int[] cur, int[] add) { 2596 if (add == null) return cur; 2597 if (cur == null) return add; 2598 final int N = add.length; 2599 for (int i=0; i<N; i++) { 2600 cur = appendInt(cur, add[i]); 2601 } 2602 return cur; 2603 } 2604 2605 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2606 if (!sUserManager.exists(userId)) return null; 2607 final PackageSetting ps = (PackageSetting) p.mExtras; 2608 if (ps == null) { 2609 return null; 2610 } 2611 2612 final PermissionsState permissionsState = ps.getPermissionsState(); 2613 2614 final int[] gids = permissionsState.computeGids(userId); 2615 final Set<String> permissions = permissionsState.getPermissions(userId); 2616 final PackageUserState state = ps.readUserState(userId); 2617 2618 return PackageParser.generatePackageInfo(p, gids, flags, 2619 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2620 } 2621 2622 @Override 2623 public boolean isPackageFrozen(String packageName) { 2624 synchronized (mPackages) { 2625 final PackageSetting ps = mSettings.mPackages.get(packageName); 2626 if (ps != null) { 2627 return ps.frozen; 2628 } 2629 } 2630 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2631 return true; 2632 } 2633 2634 @Override 2635 public boolean isPackageAvailable(String packageName, int userId) { 2636 if (!sUserManager.exists(userId)) return false; 2637 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2638 synchronized (mPackages) { 2639 PackageParser.Package p = mPackages.get(packageName); 2640 if (p != null) { 2641 final PackageSetting ps = (PackageSetting) p.mExtras; 2642 if (ps != null) { 2643 final PackageUserState state = ps.readUserState(userId); 2644 if (state != null) { 2645 return PackageParser.isAvailable(state); 2646 } 2647 } 2648 } 2649 } 2650 return false; 2651 } 2652 2653 @Override 2654 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2655 if (!sUserManager.exists(userId)) return null; 2656 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2657 // reader 2658 synchronized (mPackages) { 2659 PackageParser.Package p = mPackages.get(packageName); 2660 if (DEBUG_PACKAGE_INFO) 2661 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2662 if (p != null) { 2663 return generatePackageInfo(p, flags, userId); 2664 } 2665 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2666 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2667 } 2668 } 2669 return null; 2670 } 2671 2672 @Override 2673 public String[] currentToCanonicalPackageNames(String[] names) { 2674 String[] out = new String[names.length]; 2675 // reader 2676 synchronized (mPackages) { 2677 for (int i=names.length-1; i>=0; i--) { 2678 PackageSetting ps = mSettings.mPackages.get(names[i]); 2679 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2680 } 2681 } 2682 return out; 2683 } 2684 2685 @Override 2686 public String[] canonicalToCurrentPackageNames(String[] names) { 2687 String[] out = new String[names.length]; 2688 // reader 2689 synchronized (mPackages) { 2690 for (int i=names.length-1; i>=0; i--) { 2691 String cur = mSettings.mRenamedPackages.get(names[i]); 2692 out[i] = cur != null ? cur : names[i]; 2693 } 2694 } 2695 return out; 2696 } 2697 2698 @Override 2699 public int getPackageUid(String packageName, int userId) { 2700 if (!sUserManager.exists(userId)) return -1; 2701 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2702 2703 // reader 2704 synchronized (mPackages) { 2705 PackageParser.Package p = mPackages.get(packageName); 2706 if(p != null) { 2707 return UserHandle.getUid(userId, p.applicationInfo.uid); 2708 } 2709 PackageSetting ps = mSettings.mPackages.get(packageName); 2710 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2711 return -1; 2712 } 2713 p = ps.pkg; 2714 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2715 } 2716 } 2717 2718 @Override 2719 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2720 if (!sUserManager.exists(userId)) { 2721 return null; 2722 } 2723 2724 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2725 "getPackageGids"); 2726 2727 // reader 2728 synchronized (mPackages) { 2729 PackageParser.Package p = mPackages.get(packageName); 2730 if (DEBUG_PACKAGE_INFO) { 2731 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2732 } 2733 if (p != null) { 2734 PackageSetting ps = (PackageSetting) p.mExtras; 2735 return ps.getPermissionsState().computeGids(userId); 2736 } 2737 } 2738 2739 return null; 2740 } 2741 2742 static PermissionInfo generatePermissionInfo( 2743 BasePermission bp, int flags) { 2744 if (bp.perm != null) { 2745 return PackageParser.generatePermissionInfo(bp.perm, flags); 2746 } 2747 PermissionInfo pi = new PermissionInfo(); 2748 pi.name = bp.name; 2749 pi.packageName = bp.sourcePackage; 2750 pi.nonLocalizedLabel = bp.name; 2751 pi.protectionLevel = bp.protectionLevel; 2752 return pi; 2753 } 2754 2755 @Override 2756 public PermissionInfo getPermissionInfo(String name, int flags) { 2757 // reader 2758 synchronized (mPackages) { 2759 final BasePermission p = mSettings.mPermissions.get(name); 2760 if (p != null) { 2761 return generatePermissionInfo(p, flags); 2762 } 2763 return null; 2764 } 2765 } 2766 2767 @Override 2768 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2769 // reader 2770 synchronized (mPackages) { 2771 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2772 for (BasePermission p : mSettings.mPermissions.values()) { 2773 if (group == null) { 2774 if (p.perm == null || p.perm.info.group == null) { 2775 out.add(generatePermissionInfo(p, flags)); 2776 } 2777 } else { 2778 if (p.perm != null && group.equals(p.perm.info.group)) { 2779 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2780 } 2781 } 2782 } 2783 2784 if (out.size() > 0) { 2785 return out; 2786 } 2787 return mPermissionGroups.containsKey(group) ? out : null; 2788 } 2789 } 2790 2791 @Override 2792 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2793 // reader 2794 synchronized (mPackages) { 2795 return PackageParser.generatePermissionGroupInfo( 2796 mPermissionGroups.get(name), flags); 2797 } 2798 } 2799 2800 @Override 2801 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2802 // reader 2803 synchronized (mPackages) { 2804 final int N = mPermissionGroups.size(); 2805 ArrayList<PermissionGroupInfo> out 2806 = new ArrayList<PermissionGroupInfo>(N); 2807 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2808 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2809 } 2810 return out; 2811 } 2812 } 2813 2814 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2815 int userId) { 2816 if (!sUserManager.exists(userId)) return null; 2817 PackageSetting ps = mSettings.mPackages.get(packageName); 2818 if (ps != null) { 2819 if (ps.pkg == null) { 2820 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2821 flags, userId); 2822 if (pInfo != null) { 2823 return pInfo.applicationInfo; 2824 } 2825 return null; 2826 } 2827 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2828 ps.readUserState(userId), userId); 2829 } 2830 return null; 2831 } 2832 2833 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2834 int userId) { 2835 if (!sUserManager.exists(userId)) return null; 2836 PackageSetting ps = mSettings.mPackages.get(packageName); 2837 if (ps != null) { 2838 PackageParser.Package pkg = ps.pkg; 2839 if (pkg == null) { 2840 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2841 return null; 2842 } 2843 // Only data remains, so we aren't worried about code paths 2844 pkg = new PackageParser.Package(packageName); 2845 pkg.applicationInfo.packageName = packageName; 2846 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2847 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2848 pkg.applicationInfo.dataDir = Environment 2849 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2850 .getAbsolutePath(); 2851 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2852 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2853 } 2854 return generatePackageInfo(pkg, flags, userId); 2855 } 2856 return null; 2857 } 2858 2859 @Override 2860 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2861 if (!sUserManager.exists(userId)) return null; 2862 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2863 // writer 2864 synchronized (mPackages) { 2865 PackageParser.Package p = mPackages.get(packageName); 2866 if (DEBUG_PACKAGE_INFO) Log.v( 2867 TAG, "getApplicationInfo " + packageName 2868 + ": " + p); 2869 if (p != null) { 2870 PackageSetting ps = mSettings.mPackages.get(packageName); 2871 if (ps == null) return null; 2872 // Note: isEnabledLP() does not apply here - always return info 2873 return PackageParser.generateApplicationInfo( 2874 p, flags, ps.readUserState(userId), userId); 2875 } 2876 if ("android".equals(packageName)||"system".equals(packageName)) { 2877 return mAndroidApplication; 2878 } 2879 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2880 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2881 } 2882 } 2883 return null; 2884 } 2885 2886 @Override 2887 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2888 final IPackageDataObserver observer) { 2889 mContext.enforceCallingOrSelfPermission( 2890 android.Manifest.permission.CLEAR_APP_CACHE, null); 2891 // Queue up an async operation since clearing cache may take a little while. 2892 mHandler.post(new Runnable() { 2893 public void run() { 2894 mHandler.removeCallbacks(this); 2895 int retCode = -1; 2896 synchronized (mInstallLock) { 2897 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2898 if (retCode < 0) { 2899 Slog.w(TAG, "Couldn't clear application caches"); 2900 } 2901 } 2902 if (observer != null) { 2903 try { 2904 observer.onRemoveCompleted(null, (retCode >= 0)); 2905 } catch (RemoteException e) { 2906 Slog.w(TAG, "RemoveException when invoking call back"); 2907 } 2908 } 2909 } 2910 }); 2911 } 2912 2913 @Override 2914 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2915 final IntentSender pi) { 2916 mContext.enforceCallingOrSelfPermission( 2917 android.Manifest.permission.CLEAR_APP_CACHE, null); 2918 // Queue up an async operation since clearing cache may take a little while. 2919 mHandler.post(new Runnable() { 2920 public void run() { 2921 mHandler.removeCallbacks(this); 2922 int retCode = -1; 2923 synchronized (mInstallLock) { 2924 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2925 if (retCode < 0) { 2926 Slog.w(TAG, "Couldn't clear application caches"); 2927 } 2928 } 2929 if(pi != null) { 2930 try { 2931 // Callback via pending intent 2932 int code = (retCode >= 0) ? 1 : 0; 2933 pi.sendIntent(null, code, null, 2934 null, null); 2935 } catch (SendIntentException e1) { 2936 Slog.i(TAG, "Failed to send pending intent"); 2937 } 2938 } 2939 } 2940 }); 2941 } 2942 2943 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2944 synchronized (mInstallLock) { 2945 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2946 throw new IOException("Failed to free enough space"); 2947 } 2948 } 2949 } 2950 2951 @Override 2952 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2953 if (!sUserManager.exists(userId)) return null; 2954 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2955 synchronized (mPackages) { 2956 PackageParser.Activity a = mActivities.mActivities.get(component); 2957 2958 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2959 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2960 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2961 if (ps == null) return null; 2962 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2963 userId); 2964 } 2965 if (mResolveComponentName.equals(component)) { 2966 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2967 new PackageUserState(), userId); 2968 } 2969 } 2970 return null; 2971 } 2972 2973 @Override 2974 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2975 String resolvedType) { 2976 synchronized (mPackages) { 2977 if (component.equals(mResolveComponentName)) { 2978 // The resolver supports EVERYTHING! 2979 return true; 2980 } 2981 PackageParser.Activity a = mActivities.mActivities.get(component); 2982 if (a == null) { 2983 return false; 2984 } 2985 for (int i=0; i<a.intents.size(); i++) { 2986 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2987 intent.getData(), intent.getCategories(), TAG) >= 0) { 2988 return true; 2989 } 2990 } 2991 return false; 2992 } 2993 } 2994 2995 @Override 2996 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2997 if (!sUserManager.exists(userId)) return null; 2998 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2999 synchronized (mPackages) { 3000 PackageParser.Activity a = mReceivers.mActivities.get(component); 3001 if (DEBUG_PACKAGE_INFO) Log.v( 3002 TAG, "getReceiverInfo " + component + ": " + a); 3003 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3004 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3005 if (ps == null) return null; 3006 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3007 userId); 3008 } 3009 } 3010 return null; 3011 } 3012 3013 @Override 3014 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3015 if (!sUserManager.exists(userId)) return null; 3016 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3017 synchronized (mPackages) { 3018 PackageParser.Service s = mServices.mServices.get(component); 3019 if (DEBUG_PACKAGE_INFO) Log.v( 3020 TAG, "getServiceInfo " + component + ": " + s); 3021 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3022 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3023 if (ps == null) return null; 3024 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3025 userId); 3026 } 3027 } 3028 return null; 3029 } 3030 3031 @Override 3032 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3033 if (!sUserManager.exists(userId)) return null; 3034 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3035 synchronized (mPackages) { 3036 PackageParser.Provider p = mProviders.mProviders.get(component); 3037 if (DEBUG_PACKAGE_INFO) Log.v( 3038 TAG, "getProviderInfo " + component + ": " + p); 3039 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3040 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3041 if (ps == null) return null; 3042 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3043 userId); 3044 } 3045 } 3046 return null; 3047 } 3048 3049 @Override 3050 public String[] getSystemSharedLibraryNames() { 3051 Set<String> libSet; 3052 synchronized (mPackages) { 3053 libSet = mSharedLibraries.keySet(); 3054 int size = libSet.size(); 3055 if (size > 0) { 3056 String[] libs = new String[size]; 3057 libSet.toArray(libs); 3058 return libs; 3059 } 3060 } 3061 return null; 3062 } 3063 3064 /** 3065 * @hide 3066 */ 3067 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3068 synchronized (mPackages) { 3069 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3070 if (lib != null && lib.apk != null) { 3071 return mPackages.get(lib.apk); 3072 } 3073 } 3074 return null; 3075 } 3076 3077 @Override 3078 public FeatureInfo[] getSystemAvailableFeatures() { 3079 Collection<FeatureInfo> featSet; 3080 synchronized (mPackages) { 3081 featSet = mAvailableFeatures.values(); 3082 int size = featSet.size(); 3083 if (size > 0) { 3084 FeatureInfo[] features = new FeatureInfo[size+1]; 3085 featSet.toArray(features); 3086 FeatureInfo fi = new FeatureInfo(); 3087 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3088 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3089 features[size] = fi; 3090 return features; 3091 } 3092 } 3093 return null; 3094 } 3095 3096 @Override 3097 public boolean hasSystemFeature(String name) { 3098 synchronized (mPackages) { 3099 return mAvailableFeatures.containsKey(name); 3100 } 3101 } 3102 3103 private void checkValidCaller(int uid, int userId) { 3104 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3105 return; 3106 3107 throw new SecurityException("Caller uid=" + uid 3108 + " is not privileged to communicate with user=" + userId); 3109 } 3110 3111 @Override 3112 public int checkPermission(String permName, String pkgName, int userId) { 3113 if (!sUserManager.exists(userId)) { 3114 return PackageManager.PERMISSION_DENIED; 3115 } 3116 3117 synchronized (mPackages) { 3118 final PackageParser.Package p = mPackages.get(pkgName); 3119 if (p != null && p.mExtras != null) { 3120 final PackageSetting ps = (PackageSetting) p.mExtras; 3121 final PermissionsState permissionsState = ps.getPermissionsState(); 3122 if (permissionsState.hasPermission(permName, userId)) { 3123 return PackageManager.PERMISSION_GRANTED; 3124 } 3125 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3126 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3127 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3128 return PackageManager.PERMISSION_GRANTED; 3129 } 3130 } 3131 } 3132 3133 return PackageManager.PERMISSION_DENIED; 3134 } 3135 3136 @Override 3137 public int checkUidPermission(String permName, int uid) { 3138 final int userId = UserHandle.getUserId(uid); 3139 3140 if (!sUserManager.exists(userId)) { 3141 return PackageManager.PERMISSION_DENIED; 3142 } 3143 3144 synchronized (mPackages) { 3145 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3146 if (obj != null) { 3147 final SettingBase ps = (SettingBase) obj; 3148 final PermissionsState permissionsState = ps.getPermissionsState(); 3149 if (permissionsState.hasPermission(permName, userId)) { 3150 return PackageManager.PERMISSION_GRANTED; 3151 } 3152 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3153 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3154 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3155 return PackageManager.PERMISSION_GRANTED; 3156 } 3157 } else { 3158 ArraySet<String> perms = mSystemPermissions.get(uid); 3159 if (perms != null) { 3160 if (perms.contains(permName)) { 3161 return PackageManager.PERMISSION_GRANTED; 3162 } 3163 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3164 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3165 return PackageManager.PERMISSION_GRANTED; 3166 } 3167 } 3168 } 3169 } 3170 3171 return PackageManager.PERMISSION_DENIED; 3172 } 3173 3174 @Override 3175 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3176 if (UserHandle.getCallingUserId() != userId) { 3177 mContext.enforceCallingPermission( 3178 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3179 "isPermissionRevokedByPolicy for user " + userId); 3180 } 3181 3182 if (checkPermission(permission, packageName, userId) 3183 == PackageManager.PERMISSION_GRANTED) { 3184 return false; 3185 } 3186 3187 final long identity = Binder.clearCallingIdentity(); 3188 try { 3189 final int flags = getPermissionFlags(permission, packageName, userId); 3190 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3191 } finally { 3192 Binder.restoreCallingIdentity(identity); 3193 } 3194 } 3195 3196 @Override 3197 public String getPermissionControllerPackageName() { 3198 synchronized (mPackages) { 3199 return mRequiredInstallerPackage; 3200 } 3201 } 3202 3203 /** 3204 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3205 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3206 * @param checkShell TODO(yamasani): 3207 * @param message the message to log on security exception 3208 */ 3209 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3210 boolean checkShell, String message) { 3211 if (userId < 0) { 3212 throw new IllegalArgumentException("Invalid userId " + userId); 3213 } 3214 if (checkShell) { 3215 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3216 } 3217 if (userId == UserHandle.getUserId(callingUid)) return; 3218 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3219 if (requireFullPermission) { 3220 mContext.enforceCallingOrSelfPermission( 3221 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3222 } else { 3223 try { 3224 mContext.enforceCallingOrSelfPermission( 3225 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3226 } catch (SecurityException se) { 3227 mContext.enforceCallingOrSelfPermission( 3228 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3229 } 3230 } 3231 } 3232 } 3233 3234 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3235 if (callingUid == Process.SHELL_UID) { 3236 if (userHandle >= 0 3237 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3238 throw new SecurityException("Shell does not have permission to access user " 3239 + userHandle); 3240 } else if (userHandle < 0) { 3241 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3242 + Debug.getCallers(3)); 3243 } 3244 } 3245 } 3246 3247 private BasePermission findPermissionTreeLP(String permName) { 3248 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3249 if (permName.startsWith(bp.name) && 3250 permName.length() > bp.name.length() && 3251 permName.charAt(bp.name.length()) == '.') { 3252 return bp; 3253 } 3254 } 3255 return null; 3256 } 3257 3258 private BasePermission checkPermissionTreeLP(String permName) { 3259 if (permName != null) { 3260 BasePermission bp = findPermissionTreeLP(permName); 3261 if (bp != null) { 3262 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3263 return bp; 3264 } 3265 throw new SecurityException("Calling uid " 3266 + Binder.getCallingUid() 3267 + " is not allowed to add to permission tree " 3268 + bp.name + " owned by uid " + bp.uid); 3269 } 3270 } 3271 throw new SecurityException("No permission tree found for " + permName); 3272 } 3273 3274 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3275 if (s1 == null) { 3276 return s2 == null; 3277 } 3278 if (s2 == null) { 3279 return false; 3280 } 3281 if (s1.getClass() != s2.getClass()) { 3282 return false; 3283 } 3284 return s1.equals(s2); 3285 } 3286 3287 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3288 if (pi1.icon != pi2.icon) return false; 3289 if (pi1.logo != pi2.logo) return false; 3290 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3291 if (!compareStrings(pi1.name, pi2.name)) return false; 3292 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3293 // We'll take care of setting this one. 3294 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3295 // These are not currently stored in settings. 3296 //if (!compareStrings(pi1.group, pi2.group)) return false; 3297 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3298 //if (pi1.labelRes != pi2.labelRes) return false; 3299 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3300 return true; 3301 } 3302 3303 int permissionInfoFootprint(PermissionInfo info) { 3304 int size = info.name.length(); 3305 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3306 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3307 return size; 3308 } 3309 3310 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3311 int size = 0; 3312 for (BasePermission perm : mSettings.mPermissions.values()) { 3313 if (perm.uid == tree.uid) { 3314 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3315 } 3316 } 3317 return size; 3318 } 3319 3320 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3321 // We calculate the max size of permissions defined by this uid and throw 3322 // if that plus the size of 'info' would exceed our stated maximum. 3323 if (tree.uid != Process.SYSTEM_UID) { 3324 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3325 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3326 throw new SecurityException("Permission tree size cap exceeded"); 3327 } 3328 } 3329 } 3330 3331 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3332 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3333 throw new SecurityException("Label must be specified in permission"); 3334 } 3335 BasePermission tree = checkPermissionTreeLP(info.name); 3336 BasePermission bp = mSettings.mPermissions.get(info.name); 3337 boolean added = bp == null; 3338 boolean changed = true; 3339 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3340 if (added) { 3341 enforcePermissionCapLocked(info, tree); 3342 bp = new BasePermission(info.name, tree.sourcePackage, 3343 BasePermission.TYPE_DYNAMIC); 3344 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3345 throw new SecurityException( 3346 "Not allowed to modify non-dynamic permission " 3347 + info.name); 3348 } else { 3349 if (bp.protectionLevel == fixedLevel 3350 && bp.perm.owner.equals(tree.perm.owner) 3351 && bp.uid == tree.uid 3352 && comparePermissionInfos(bp.perm.info, info)) { 3353 changed = false; 3354 } 3355 } 3356 bp.protectionLevel = fixedLevel; 3357 info = new PermissionInfo(info); 3358 info.protectionLevel = fixedLevel; 3359 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3360 bp.perm.info.packageName = tree.perm.info.packageName; 3361 bp.uid = tree.uid; 3362 if (added) { 3363 mSettings.mPermissions.put(info.name, bp); 3364 } 3365 if (changed) { 3366 if (!async) { 3367 mSettings.writeLPr(); 3368 } else { 3369 scheduleWriteSettingsLocked(); 3370 } 3371 } 3372 return added; 3373 } 3374 3375 @Override 3376 public boolean addPermission(PermissionInfo info) { 3377 synchronized (mPackages) { 3378 return addPermissionLocked(info, false); 3379 } 3380 } 3381 3382 @Override 3383 public boolean addPermissionAsync(PermissionInfo info) { 3384 synchronized (mPackages) { 3385 return addPermissionLocked(info, true); 3386 } 3387 } 3388 3389 @Override 3390 public void removePermission(String name) { 3391 synchronized (mPackages) { 3392 checkPermissionTreeLP(name); 3393 BasePermission bp = mSettings.mPermissions.get(name); 3394 if (bp != null) { 3395 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3396 throw new SecurityException( 3397 "Not allowed to modify non-dynamic permission " 3398 + name); 3399 } 3400 mSettings.mPermissions.remove(name); 3401 mSettings.writeLPr(); 3402 } 3403 } 3404 } 3405 3406 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3407 BasePermission bp) { 3408 int index = pkg.requestedPermissions.indexOf(bp.name); 3409 if (index == -1) { 3410 throw new SecurityException("Package " + pkg.packageName 3411 + " has not requested permission " + bp.name); 3412 } 3413 if (!bp.isRuntime()) { 3414 throw new SecurityException("Permission " + bp.name 3415 + " is not a changeable permission type"); 3416 } 3417 } 3418 3419 @Override 3420 public void grantRuntimePermission(String packageName, String name, final int userId) { 3421 if (!sUserManager.exists(userId)) { 3422 Log.e(TAG, "No such user:" + userId); 3423 return; 3424 } 3425 3426 mContext.enforceCallingOrSelfPermission( 3427 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3428 "grantRuntimePermission"); 3429 3430 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3431 "grantRuntimePermission"); 3432 3433 final int uid; 3434 final SettingBase sb; 3435 3436 synchronized (mPackages) { 3437 final PackageParser.Package pkg = mPackages.get(packageName); 3438 if (pkg == null) { 3439 throw new IllegalArgumentException("Unknown package: " + packageName); 3440 } 3441 3442 final BasePermission bp = mSettings.mPermissions.get(name); 3443 if (bp == null) { 3444 throw new IllegalArgumentException("Unknown permission: " + name); 3445 } 3446 3447 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3448 3449 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3450 sb = (SettingBase) pkg.mExtras; 3451 if (sb == null) { 3452 throw new IllegalArgumentException("Unknown package: " + packageName); 3453 } 3454 3455 final PermissionsState permissionsState = sb.getPermissionsState(); 3456 3457 final int flags = permissionsState.getPermissionFlags(name, userId); 3458 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3459 throw new SecurityException("Cannot grant system fixed permission: " 3460 + name + " for package: " + packageName); 3461 } 3462 3463 final int result = permissionsState.grantRuntimePermission(bp, userId); 3464 switch (result) { 3465 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3466 return; 3467 } 3468 3469 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3470 mHandler.post(new Runnable() { 3471 @Override 3472 public void run() { 3473 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3474 } 3475 }); 3476 } break; 3477 } 3478 3479 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3480 3481 // Not critical if that is lost - app has to request again. 3482 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3483 } 3484 3485 // Only need to do this if user is initialized. Otherwise it's a new user 3486 // and there are no processes running as the user yet and there's no need 3487 // to make an expensive call to remount processes for the changed permissions. 3488 if (READ_EXTERNAL_STORAGE.equals(name) 3489 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3490 final long token = Binder.clearCallingIdentity(); 3491 try { 3492 if (sUserManager.isInitialized(userId)) { 3493 MountServiceInternal mountServiceInternal = LocalServices.getService( 3494 MountServiceInternal.class); 3495 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3496 } 3497 } finally { 3498 Binder.restoreCallingIdentity(token); 3499 } 3500 } 3501 } 3502 3503 @Override 3504 public void revokeRuntimePermission(String packageName, String name, int userId) { 3505 if (!sUserManager.exists(userId)) { 3506 Log.e(TAG, "No such user:" + userId); 3507 return; 3508 } 3509 3510 mContext.enforceCallingOrSelfPermission( 3511 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3512 "revokeRuntimePermission"); 3513 3514 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3515 "revokeRuntimePermission"); 3516 3517 final SettingBase sb; 3518 3519 synchronized (mPackages) { 3520 final PackageParser.Package pkg = mPackages.get(packageName); 3521 if (pkg == null) { 3522 throw new IllegalArgumentException("Unknown package: " + packageName); 3523 } 3524 3525 final BasePermission bp = mSettings.mPermissions.get(name); 3526 if (bp == null) { 3527 throw new IllegalArgumentException("Unknown permission: " + name); 3528 } 3529 3530 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3531 3532 sb = (SettingBase) pkg.mExtras; 3533 if (sb == null) { 3534 throw new IllegalArgumentException("Unknown package: " + packageName); 3535 } 3536 3537 final PermissionsState permissionsState = sb.getPermissionsState(); 3538 3539 final int flags = permissionsState.getPermissionFlags(name, userId); 3540 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3541 throw new SecurityException("Cannot revoke system fixed permission: " 3542 + name + " for package: " + packageName); 3543 } 3544 3545 if (permissionsState.revokeRuntimePermission(bp, userId) == 3546 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3547 return; 3548 } 3549 3550 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3551 3552 // Critical, after this call app should never have the permission. 3553 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3554 } 3555 3556 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3557 } 3558 3559 @Override 3560 public void resetRuntimePermissions() { 3561 mContext.enforceCallingOrSelfPermission( 3562 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3563 "revokeRuntimePermission"); 3564 3565 int callingUid = Binder.getCallingUid(); 3566 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3567 mContext.enforceCallingOrSelfPermission( 3568 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3569 "resetRuntimePermissions"); 3570 } 3571 3572 synchronized (mPackages) { 3573 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3574 for (int userId : UserManagerService.getInstance().getUserIds()) { 3575 final int packageCount = mPackages.size(); 3576 for (int i = 0; i < packageCount; i++) { 3577 PackageParser.Package pkg = mPackages.valueAt(i); 3578 if (!(pkg.mExtras instanceof PackageSetting)) { 3579 continue; 3580 } 3581 PackageSetting ps = (PackageSetting) pkg.mExtras; 3582 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3583 } 3584 } 3585 } 3586 } 3587 3588 @Override 3589 public int getPermissionFlags(String name, String packageName, int userId) { 3590 if (!sUserManager.exists(userId)) { 3591 return 0; 3592 } 3593 3594 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3595 3596 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3597 "getPermissionFlags"); 3598 3599 synchronized (mPackages) { 3600 final PackageParser.Package pkg = mPackages.get(packageName); 3601 if (pkg == null) { 3602 throw new IllegalArgumentException("Unknown package: " + packageName); 3603 } 3604 3605 final BasePermission bp = mSettings.mPermissions.get(name); 3606 if (bp == null) { 3607 throw new IllegalArgumentException("Unknown permission: " + name); 3608 } 3609 3610 SettingBase sb = (SettingBase) pkg.mExtras; 3611 if (sb == null) { 3612 throw new IllegalArgumentException("Unknown package: " + packageName); 3613 } 3614 3615 PermissionsState permissionsState = sb.getPermissionsState(); 3616 return permissionsState.getPermissionFlags(name, userId); 3617 } 3618 } 3619 3620 @Override 3621 public void updatePermissionFlags(String name, String packageName, int flagMask, 3622 int flagValues, int userId) { 3623 if (!sUserManager.exists(userId)) { 3624 return; 3625 } 3626 3627 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3628 3629 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3630 "updatePermissionFlags"); 3631 3632 // Only the system can change these flags and nothing else. 3633 if (getCallingUid() != Process.SYSTEM_UID) { 3634 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3635 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3636 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3637 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3638 } 3639 3640 synchronized (mPackages) { 3641 final PackageParser.Package pkg = mPackages.get(packageName); 3642 if (pkg == null) { 3643 throw new IllegalArgumentException("Unknown package: " + packageName); 3644 } 3645 3646 final BasePermission bp = mSettings.mPermissions.get(name); 3647 if (bp == null) { 3648 throw new IllegalArgumentException("Unknown permission: " + name); 3649 } 3650 3651 SettingBase sb = (SettingBase) pkg.mExtras; 3652 if (sb == null) { 3653 throw new IllegalArgumentException("Unknown package: " + packageName); 3654 } 3655 3656 PermissionsState permissionsState = sb.getPermissionsState(); 3657 3658 // Only the package manager can change flags for system component permissions. 3659 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3660 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3661 return; 3662 } 3663 3664 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3665 3666 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3667 // Install and runtime permissions are stored in different places, 3668 // so figure out what permission changed and persist the change. 3669 if (permissionsState.getInstallPermissionState(name) != null) { 3670 scheduleWriteSettingsLocked(); 3671 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3672 || hadState) { 3673 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3674 } 3675 } 3676 } 3677 } 3678 3679 /** 3680 * Update the permission flags for all packages and runtime permissions of a user in order 3681 * to allow device or profile owner to remove POLICY_FIXED. 3682 */ 3683 @Override 3684 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3685 if (!sUserManager.exists(userId)) { 3686 return; 3687 } 3688 3689 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3690 3691 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3692 "updatePermissionFlagsForAllApps"); 3693 3694 // Only the system can change system fixed flags. 3695 if (getCallingUid() != Process.SYSTEM_UID) { 3696 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3697 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3698 } 3699 3700 synchronized (mPackages) { 3701 boolean changed = false; 3702 final int packageCount = mPackages.size(); 3703 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3704 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3705 SettingBase sb = (SettingBase) pkg.mExtras; 3706 if (sb == null) { 3707 continue; 3708 } 3709 PermissionsState permissionsState = sb.getPermissionsState(); 3710 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3711 userId, flagMask, flagValues); 3712 } 3713 if (changed) { 3714 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3715 } 3716 } 3717 } 3718 3719 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3720 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3721 != PackageManager.PERMISSION_GRANTED 3722 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3723 != PackageManager.PERMISSION_GRANTED) { 3724 throw new SecurityException(message + " requires " 3725 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3726 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3727 } 3728 } 3729 3730 @Override 3731 public boolean shouldShowRequestPermissionRationale(String permissionName, 3732 String packageName, int userId) { 3733 if (UserHandle.getCallingUserId() != userId) { 3734 mContext.enforceCallingPermission( 3735 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3736 "canShowRequestPermissionRationale for user " + userId); 3737 } 3738 3739 final int uid = getPackageUid(packageName, userId); 3740 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3741 return false; 3742 } 3743 3744 if (checkPermission(permissionName, packageName, userId) 3745 == PackageManager.PERMISSION_GRANTED) { 3746 return false; 3747 } 3748 3749 final int flags; 3750 3751 final long identity = Binder.clearCallingIdentity(); 3752 try { 3753 flags = getPermissionFlags(permissionName, 3754 packageName, userId); 3755 } finally { 3756 Binder.restoreCallingIdentity(identity); 3757 } 3758 3759 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3760 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3761 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3762 3763 if ((flags & fixedFlags) != 0) { 3764 return false; 3765 } 3766 3767 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3768 } 3769 3770 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3771 BasePermission bp = mSettings.mPermissions.get(permission); 3772 if (bp == null) { 3773 throw new SecurityException("Missing " + permission + " permission"); 3774 } 3775 3776 SettingBase sb = (SettingBase) pkg.mExtras; 3777 PermissionsState permissionsState = sb.getPermissionsState(); 3778 3779 if (permissionsState.grantInstallPermission(bp) != 3780 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3781 scheduleWriteSettingsLocked(); 3782 } 3783 } 3784 3785 @Override 3786 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3787 mContext.enforceCallingOrSelfPermission( 3788 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3789 "addOnPermissionsChangeListener"); 3790 3791 synchronized (mPackages) { 3792 mOnPermissionChangeListeners.addListenerLocked(listener); 3793 } 3794 } 3795 3796 @Override 3797 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3798 synchronized (mPackages) { 3799 mOnPermissionChangeListeners.removeListenerLocked(listener); 3800 } 3801 } 3802 3803 @Override 3804 public boolean isProtectedBroadcast(String actionName) { 3805 synchronized (mPackages) { 3806 return mProtectedBroadcasts.contains(actionName); 3807 } 3808 } 3809 3810 @Override 3811 public int checkSignatures(String pkg1, String pkg2) { 3812 synchronized (mPackages) { 3813 final PackageParser.Package p1 = mPackages.get(pkg1); 3814 final PackageParser.Package p2 = mPackages.get(pkg2); 3815 if (p1 == null || p1.mExtras == null 3816 || p2 == null || p2.mExtras == null) { 3817 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3818 } 3819 return compareSignatures(p1.mSignatures, p2.mSignatures); 3820 } 3821 } 3822 3823 @Override 3824 public int checkUidSignatures(int uid1, int uid2) { 3825 // Map to base uids. 3826 uid1 = UserHandle.getAppId(uid1); 3827 uid2 = UserHandle.getAppId(uid2); 3828 // reader 3829 synchronized (mPackages) { 3830 Signature[] s1; 3831 Signature[] s2; 3832 Object obj = mSettings.getUserIdLPr(uid1); 3833 if (obj != null) { 3834 if (obj instanceof SharedUserSetting) { 3835 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3836 } else if (obj instanceof PackageSetting) { 3837 s1 = ((PackageSetting)obj).signatures.mSignatures; 3838 } else { 3839 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3840 } 3841 } else { 3842 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3843 } 3844 obj = mSettings.getUserIdLPr(uid2); 3845 if (obj != null) { 3846 if (obj instanceof SharedUserSetting) { 3847 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3848 } else if (obj instanceof PackageSetting) { 3849 s2 = ((PackageSetting)obj).signatures.mSignatures; 3850 } else { 3851 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3852 } 3853 } else { 3854 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3855 } 3856 return compareSignatures(s1, s2); 3857 } 3858 } 3859 3860 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3861 final long identity = Binder.clearCallingIdentity(); 3862 try { 3863 if (sb instanceof SharedUserSetting) { 3864 SharedUserSetting sus = (SharedUserSetting) sb; 3865 final int packageCount = sus.packages.size(); 3866 for (int i = 0; i < packageCount; i++) { 3867 PackageSetting susPs = sus.packages.valueAt(i); 3868 if (userId == UserHandle.USER_ALL) { 3869 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3870 } else { 3871 final int uid = UserHandle.getUid(userId, susPs.appId); 3872 killUid(uid, reason); 3873 } 3874 } 3875 } else if (sb instanceof PackageSetting) { 3876 PackageSetting ps = (PackageSetting) sb; 3877 if (userId == UserHandle.USER_ALL) { 3878 killApplication(ps.pkg.packageName, ps.appId, reason); 3879 } else { 3880 final int uid = UserHandle.getUid(userId, ps.appId); 3881 killUid(uid, reason); 3882 } 3883 } 3884 } finally { 3885 Binder.restoreCallingIdentity(identity); 3886 } 3887 } 3888 3889 private static void killUid(int uid, String reason) { 3890 IActivityManager am = ActivityManagerNative.getDefault(); 3891 if (am != null) { 3892 try { 3893 am.killUid(uid, reason); 3894 } catch (RemoteException e) { 3895 /* ignore - same process */ 3896 } 3897 } 3898 } 3899 3900 /** 3901 * Compares two sets of signatures. Returns: 3902 * <br /> 3903 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3904 * <br /> 3905 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3906 * <br /> 3907 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3908 * <br /> 3909 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3910 * <br /> 3911 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3912 */ 3913 static int compareSignatures(Signature[] s1, Signature[] s2) { 3914 if (s1 == null) { 3915 return s2 == null 3916 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3917 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3918 } 3919 3920 if (s2 == null) { 3921 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3922 } 3923 3924 if (s1.length != s2.length) { 3925 return PackageManager.SIGNATURE_NO_MATCH; 3926 } 3927 3928 // Since both signature sets are of size 1, we can compare without HashSets. 3929 if (s1.length == 1) { 3930 return s1[0].equals(s2[0]) ? 3931 PackageManager.SIGNATURE_MATCH : 3932 PackageManager.SIGNATURE_NO_MATCH; 3933 } 3934 3935 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3936 for (Signature sig : s1) { 3937 set1.add(sig); 3938 } 3939 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3940 for (Signature sig : s2) { 3941 set2.add(sig); 3942 } 3943 // Make sure s2 contains all signatures in s1. 3944 if (set1.equals(set2)) { 3945 return PackageManager.SIGNATURE_MATCH; 3946 } 3947 return PackageManager.SIGNATURE_NO_MATCH; 3948 } 3949 3950 /** 3951 * If the database version for this type of package (internal storage or 3952 * external storage) is less than the version where package signatures 3953 * were updated, return true. 3954 */ 3955 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3956 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3957 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3958 } 3959 3960 /** 3961 * Used for backward compatibility to make sure any packages with 3962 * certificate chains get upgraded to the new style. {@code existingSigs} 3963 * will be in the old format (since they were stored on disk from before the 3964 * system upgrade) and {@code scannedSigs} will be in the newer format. 3965 */ 3966 private int compareSignaturesCompat(PackageSignatures existingSigs, 3967 PackageParser.Package scannedPkg) { 3968 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3969 return PackageManager.SIGNATURE_NO_MATCH; 3970 } 3971 3972 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3973 for (Signature sig : existingSigs.mSignatures) { 3974 existingSet.add(sig); 3975 } 3976 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3977 for (Signature sig : scannedPkg.mSignatures) { 3978 try { 3979 Signature[] chainSignatures = sig.getChainSignatures(); 3980 for (Signature chainSig : chainSignatures) { 3981 scannedCompatSet.add(chainSig); 3982 } 3983 } catch (CertificateEncodingException e) { 3984 scannedCompatSet.add(sig); 3985 } 3986 } 3987 /* 3988 * Make sure the expanded scanned set contains all signatures in the 3989 * existing one. 3990 */ 3991 if (scannedCompatSet.equals(existingSet)) { 3992 // Migrate the old signatures to the new scheme. 3993 existingSigs.assignSignatures(scannedPkg.mSignatures); 3994 // The new KeySets will be re-added later in the scanning process. 3995 synchronized (mPackages) { 3996 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3997 } 3998 return PackageManager.SIGNATURE_MATCH; 3999 } 4000 return PackageManager.SIGNATURE_NO_MATCH; 4001 } 4002 4003 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4004 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4005 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4006 } 4007 4008 private int compareSignaturesRecover(PackageSignatures existingSigs, 4009 PackageParser.Package scannedPkg) { 4010 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4011 return PackageManager.SIGNATURE_NO_MATCH; 4012 } 4013 4014 String msg = null; 4015 try { 4016 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4017 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4018 + scannedPkg.packageName); 4019 return PackageManager.SIGNATURE_MATCH; 4020 } 4021 } catch (CertificateException e) { 4022 msg = e.getMessage(); 4023 } 4024 4025 logCriticalInfo(Log.INFO, 4026 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4027 return PackageManager.SIGNATURE_NO_MATCH; 4028 } 4029 4030 @Override 4031 public String[] getPackagesForUid(int uid) { 4032 uid = UserHandle.getAppId(uid); 4033 // reader 4034 synchronized (mPackages) { 4035 Object obj = mSettings.getUserIdLPr(uid); 4036 if (obj instanceof SharedUserSetting) { 4037 final SharedUserSetting sus = (SharedUserSetting) obj; 4038 final int N = sus.packages.size(); 4039 final String[] res = new String[N]; 4040 final Iterator<PackageSetting> it = sus.packages.iterator(); 4041 int i = 0; 4042 while (it.hasNext()) { 4043 res[i++] = it.next().name; 4044 } 4045 return res; 4046 } else if (obj instanceof PackageSetting) { 4047 final PackageSetting ps = (PackageSetting) obj; 4048 return new String[] { ps.name }; 4049 } 4050 } 4051 return null; 4052 } 4053 4054 @Override 4055 public String getNameForUid(int uid) { 4056 // reader 4057 synchronized (mPackages) { 4058 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4059 if (obj instanceof SharedUserSetting) { 4060 final SharedUserSetting sus = (SharedUserSetting) obj; 4061 return sus.name + ":" + sus.userId; 4062 } else if (obj instanceof PackageSetting) { 4063 final PackageSetting ps = (PackageSetting) obj; 4064 return ps.name; 4065 } 4066 } 4067 return null; 4068 } 4069 4070 @Override 4071 public int getUidForSharedUser(String sharedUserName) { 4072 if(sharedUserName == null) { 4073 return -1; 4074 } 4075 // reader 4076 synchronized (mPackages) { 4077 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4078 if (suid == null) { 4079 return -1; 4080 } 4081 return suid.userId; 4082 } 4083 } 4084 4085 @Override 4086 public int getFlagsForUid(int uid) { 4087 synchronized (mPackages) { 4088 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4089 if (obj instanceof SharedUserSetting) { 4090 final SharedUserSetting sus = (SharedUserSetting) obj; 4091 return sus.pkgFlags; 4092 } else if (obj instanceof PackageSetting) { 4093 final PackageSetting ps = (PackageSetting) obj; 4094 return ps.pkgFlags; 4095 } 4096 } 4097 return 0; 4098 } 4099 4100 @Override 4101 public int getPrivateFlagsForUid(int uid) { 4102 synchronized (mPackages) { 4103 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4104 if (obj instanceof SharedUserSetting) { 4105 final SharedUserSetting sus = (SharedUserSetting) obj; 4106 return sus.pkgPrivateFlags; 4107 } else if (obj instanceof PackageSetting) { 4108 final PackageSetting ps = (PackageSetting) obj; 4109 return ps.pkgPrivateFlags; 4110 } 4111 } 4112 return 0; 4113 } 4114 4115 @Override 4116 public boolean isUidPrivileged(int uid) { 4117 uid = UserHandle.getAppId(uid); 4118 // reader 4119 synchronized (mPackages) { 4120 Object obj = mSettings.getUserIdLPr(uid); 4121 if (obj instanceof SharedUserSetting) { 4122 final SharedUserSetting sus = (SharedUserSetting) obj; 4123 final Iterator<PackageSetting> it = sus.packages.iterator(); 4124 while (it.hasNext()) { 4125 if (it.next().isPrivileged()) { 4126 return true; 4127 } 4128 } 4129 } else if (obj instanceof PackageSetting) { 4130 final PackageSetting ps = (PackageSetting) obj; 4131 return ps.isPrivileged(); 4132 } 4133 } 4134 return false; 4135 } 4136 4137 @Override 4138 public String[] getAppOpPermissionPackages(String permissionName) { 4139 synchronized (mPackages) { 4140 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4141 if (pkgs == null) { 4142 return null; 4143 } 4144 return pkgs.toArray(new String[pkgs.size()]); 4145 } 4146 } 4147 4148 @Override 4149 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4150 int flags, int userId) { 4151 if (!sUserManager.exists(userId)) return null; 4152 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4153 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4154 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4155 } 4156 4157 @Override 4158 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4159 IntentFilter filter, int match, ComponentName activity) { 4160 final int userId = UserHandle.getCallingUserId(); 4161 if (DEBUG_PREFERRED) { 4162 Log.v(TAG, "setLastChosenActivity intent=" + intent 4163 + " resolvedType=" + resolvedType 4164 + " flags=" + flags 4165 + " filter=" + filter 4166 + " match=" + match 4167 + " activity=" + activity); 4168 filter.dump(new PrintStreamPrinter(System.out), " "); 4169 } 4170 intent.setComponent(null); 4171 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4172 // Find any earlier preferred or last chosen entries and nuke them 4173 findPreferredActivity(intent, resolvedType, 4174 flags, query, 0, false, true, false, userId); 4175 // Add the new activity as the last chosen for this filter 4176 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4177 "Setting last chosen"); 4178 } 4179 4180 @Override 4181 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4182 final int userId = UserHandle.getCallingUserId(); 4183 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4184 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4185 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4186 false, false, false, userId); 4187 } 4188 4189 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4190 int flags, List<ResolveInfo> query, int userId) { 4191 if (query != null) { 4192 final int N = query.size(); 4193 if (N == 1) { 4194 return query.get(0); 4195 } else if (N > 1) { 4196 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4197 // If there is more than one activity with the same priority, 4198 // then let the user decide between them. 4199 ResolveInfo r0 = query.get(0); 4200 ResolveInfo r1 = query.get(1); 4201 if (DEBUG_INTENT_MATCHING || debug) { 4202 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4203 + r1.activityInfo.name + "=" + r1.priority); 4204 } 4205 // If the first activity has a higher priority, or a different 4206 // default, then it is always desireable to pick it. 4207 if (r0.priority != r1.priority 4208 || r0.preferredOrder != r1.preferredOrder 4209 || r0.isDefault != r1.isDefault) { 4210 return query.get(0); 4211 } 4212 // If we have saved a preference for a preferred activity for 4213 // this Intent, use that. 4214 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4215 flags, query, r0.priority, true, false, debug, userId); 4216 if (ri != null) { 4217 return ri; 4218 } 4219 if (userId != 0) { 4220 ri = new ResolveInfo(mResolveInfo); 4221 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4222 ri.activityInfo.applicationInfo = new ApplicationInfo( 4223 ri.activityInfo.applicationInfo); 4224 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4225 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4226 return ri; 4227 } 4228 return mResolveInfo; 4229 } 4230 } 4231 return null; 4232 } 4233 4234 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4235 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4236 final int N = query.size(); 4237 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4238 .get(userId); 4239 // Get the list of persistent preferred activities that handle the intent 4240 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4241 List<PersistentPreferredActivity> pprefs = ppir != null 4242 ? ppir.queryIntent(intent, resolvedType, 4243 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4244 : null; 4245 if (pprefs != null && pprefs.size() > 0) { 4246 final int M = pprefs.size(); 4247 for (int i=0; i<M; i++) { 4248 final PersistentPreferredActivity ppa = pprefs.get(i); 4249 if (DEBUG_PREFERRED || debug) { 4250 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4251 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4252 + "\n component=" + ppa.mComponent); 4253 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4254 } 4255 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4256 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4257 if (DEBUG_PREFERRED || debug) { 4258 Slog.v(TAG, "Found persistent preferred activity:"); 4259 if (ai != null) { 4260 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4261 } else { 4262 Slog.v(TAG, " null"); 4263 } 4264 } 4265 if (ai == null) { 4266 // This previously registered persistent preferred activity 4267 // component is no longer known. Ignore it and do NOT remove it. 4268 continue; 4269 } 4270 for (int j=0; j<N; j++) { 4271 final ResolveInfo ri = query.get(j); 4272 if (!ri.activityInfo.applicationInfo.packageName 4273 .equals(ai.applicationInfo.packageName)) { 4274 continue; 4275 } 4276 if (!ri.activityInfo.name.equals(ai.name)) { 4277 continue; 4278 } 4279 // Found a persistent preference that can handle the intent. 4280 if (DEBUG_PREFERRED || debug) { 4281 Slog.v(TAG, "Returning persistent preferred activity: " + 4282 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4283 } 4284 return ri; 4285 } 4286 } 4287 } 4288 return null; 4289 } 4290 4291 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4292 List<ResolveInfo> query, int priority, boolean always, 4293 boolean removeMatches, boolean debug, int userId) { 4294 if (!sUserManager.exists(userId)) return null; 4295 // writer 4296 synchronized (mPackages) { 4297 if (intent.getSelector() != null) { 4298 intent = intent.getSelector(); 4299 } 4300 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4301 4302 // Try to find a matching persistent preferred activity. 4303 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4304 debug, userId); 4305 4306 // If a persistent preferred activity matched, use it. 4307 if (pri != null) { 4308 return pri; 4309 } 4310 4311 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4312 // Get the list of preferred activities that handle the intent 4313 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4314 List<PreferredActivity> prefs = pir != null 4315 ? pir.queryIntent(intent, resolvedType, 4316 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4317 : null; 4318 if (prefs != null && prefs.size() > 0) { 4319 boolean changed = false; 4320 try { 4321 // First figure out how good the original match set is. 4322 // We will only allow preferred activities that came 4323 // from the same match quality. 4324 int match = 0; 4325 4326 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4327 4328 final int N = query.size(); 4329 for (int j=0; j<N; j++) { 4330 final ResolveInfo ri = query.get(j); 4331 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4332 + ": 0x" + Integer.toHexString(match)); 4333 if (ri.match > match) { 4334 match = ri.match; 4335 } 4336 } 4337 4338 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4339 + Integer.toHexString(match)); 4340 4341 match &= IntentFilter.MATCH_CATEGORY_MASK; 4342 final int M = prefs.size(); 4343 for (int i=0; i<M; i++) { 4344 final PreferredActivity pa = prefs.get(i); 4345 if (DEBUG_PREFERRED || debug) { 4346 Slog.v(TAG, "Checking PreferredActivity ds=" 4347 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4348 + "\n component=" + pa.mPref.mComponent); 4349 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4350 } 4351 if (pa.mPref.mMatch != match) { 4352 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4353 + Integer.toHexString(pa.mPref.mMatch)); 4354 continue; 4355 } 4356 // If it's not an "always" type preferred activity and that's what we're 4357 // looking for, skip it. 4358 if (always && !pa.mPref.mAlways) { 4359 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4360 continue; 4361 } 4362 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4363 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4364 if (DEBUG_PREFERRED || debug) { 4365 Slog.v(TAG, "Found preferred activity:"); 4366 if (ai != null) { 4367 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4368 } else { 4369 Slog.v(TAG, " null"); 4370 } 4371 } 4372 if (ai == null) { 4373 // This previously registered preferred activity 4374 // component is no longer known. Most likely an update 4375 // to the app was installed and in the new version this 4376 // component no longer exists. Clean it up by removing 4377 // it from the preferred activities list, and skip it. 4378 Slog.w(TAG, "Removing dangling preferred activity: " 4379 + pa.mPref.mComponent); 4380 pir.removeFilter(pa); 4381 changed = true; 4382 continue; 4383 } 4384 for (int j=0; j<N; j++) { 4385 final ResolveInfo ri = query.get(j); 4386 if (!ri.activityInfo.applicationInfo.packageName 4387 .equals(ai.applicationInfo.packageName)) { 4388 continue; 4389 } 4390 if (!ri.activityInfo.name.equals(ai.name)) { 4391 continue; 4392 } 4393 4394 if (removeMatches) { 4395 pir.removeFilter(pa); 4396 changed = true; 4397 if (DEBUG_PREFERRED) { 4398 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4399 } 4400 break; 4401 } 4402 4403 // Okay we found a previously set preferred or last chosen app. 4404 // If the result set is different from when this 4405 // was created, we need to clear it and re-ask the 4406 // user their preference, if we're looking for an "always" type entry. 4407 if (always && !pa.mPref.sameSet(query)) { 4408 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4409 + intent + " type " + resolvedType); 4410 if (DEBUG_PREFERRED) { 4411 Slog.v(TAG, "Removing preferred activity since set changed " 4412 + pa.mPref.mComponent); 4413 } 4414 pir.removeFilter(pa); 4415 // Re-add the filter as a "last chosen" entry (!always) 4416 PreferredActivity lastChosen = new PreferredActivity( 4417 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4418 pir.addFilter(lastChosen); 4419 changed = true; 4420 return null; 4421 } 4422 4423 // Yay! Either the set matched or we're looking for the last chosen 4424 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4425 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4426 return ri; 4427 } 4428 } 4429 } finally { 4430 if (changed) { 4431 if (DEBUG_PREFERRED) { 4432 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4433 } 4434 scheduleWritePackageRestrictionsLocked(userId); 4435 } 4436 } 4437 } 4438 } 4439 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4440 return null; 4441 } 4442 4443 /* 4444 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4445 */ 4446 @Override 4447 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4448 int targetUserId) { 4449 mContext.enforceCallingOrSelfPermission( 4450 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4451 List<CrossProfileIntentFilter> matches = 4452 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4453 if (matches != null) { 4454 int size = matches.size(); 4455 for (int i = 0; i < size; i++) { 4456 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4457 } 4458 } 4459 if (hasWebURI(intent)) { 4460 // cross-profile app linking works only towards the parent. 4461 final UserInfo parent = getProfileParent(sourceUserId); 4462 synchronized(mPackages) { 4463 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4464 intent, resolvedType, 0, sourceUserId, parent.id); 4465 return xpDomainInfo != null; 4466 } 4467 } 4468 return false; 4469 } 4470 4471 private UserInfo getProfileParent(int userId) { 4472 final long identity = Binder.clearCallingIdentity(); 4473 try { 4474 return sUserManager.getProfileParent(userId); 4475 } finally { 4476 Binder.restoreCallingIdentity(identity); 4477 } 4478 } 4479 4480 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4481 String resolvedType, int userId) { 4482 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4483 if (resolver != null) { 4484 return resolver.queryIntent(intent, resolvedType, false, userId); 4485 } 4486 return null; 4487 } 4488 4489 @Override 4490 public List<ResolveInfo> queryIntentActivities(Intent intent, 4491 String resolvedType, int flags, int userId) { 4492 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4493 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4494 ComponentName comp = intent.getComponent(); 4495 if (comp == null) { 4496 if (intent.getSelector() != null) { 4497 intent = intent.getSelector(); 4498 comp = intent.getComponent(); 4499 } 4500 } 4501 4502 if (comp != null) { 4503 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4504 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4505 if (ai != null) { 4506 final ResolveInfo ri = new ResolveInfo(); 4507 ri.activityInfo = ai; 4508 list.add(ri); 4509 } 4510 return list; 4511 } 4512 4513 // reader 4514 synchronized (mPackages) { 4515 final String pkgName = intent.getPackage(); 4516 if (pkgName == null) { 4517 List<CrossProfileIntentFilter> matchingFilters = 4518 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4519 // Check for results that need to skip the current profile. 4520 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4521 resolvedType, flags, userId); 4522 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4523 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4524 result.add(xpResolveInfo); 4525 return filterIfNotPrimaryUser(result, userId); 4526 } 4527 4528 // Check for results in the current profile. 4529 List<ResolveInfo> result = mActivities.queryIntent( 4530 intent, resolvedType, flags, userId); 4531 4532 // Check for cross profile results. 4533 xpResolveInfo = queryCrossProfileIntents( 4534 matchingFilters, intent, resolvedType, flags, userId); 4535 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4536 result.add(xpResolveInfo); 4537 Collections.sort(result, mResolvePrioritySorter); 4538 } 4539 result = filterIfNotPrimaryUser(result, userId); 4540 if (hasWebURI(intent)) { 4541 CrossProfileDomainInfo xpDomainInfo = null; 4542 final UserInfo parent = getProfileParent(userId); 4543 if (parent != null) { 4544 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4545 flags, userId, parent.id); 4546 } 4547 if (xpDomainInfo != null) { 4548 if (xpResolveInfo != null) { 4549 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4550 // in the result. 4551 result.remove(xpResolveInfo); 4552 } 4553 if (result.size() == 0) { 4554 result.add(xpDomainInfo.resolveInfo); 4555 return result; 4556 } 4557 } else if (result.size() <= 1) { 4558 return result; 4559 } 4560 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4561 xpDomainInfo, userId); 4562 Collections.sort(result, mResolvePrioritySorter); 4563 } 4564 return result; 4565 } 4566 final PackageParser.Package pkg = mPackages.get(pkgName); 4567 if (pkg != null) { 4568 return filterIfNotPrimaryUser( 4569 mActivities.queryIntentForPackage( 4570 intent, resolvedType, flags, pkg.activities, userId), 4571 userId); 4572 } 4573 return new ArrayList<ResolveInfo>(); 4574 } 4575 } 4576 4577 private static class CrossProfileDomainInfo { 4578 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4579 ResolveInfo resolveInfo; 4580 /* Best domain verification status of the activities found in the other profile */ 4581 int bestDomainVerificationStatus; 4582 } 4583 4584 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4585 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4586 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4587 sourceUserId)) { 4588 return null; 4589 } 4590 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4591 resolvedType, flags, parentUserId); 4592 4593 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4594 return null; 4595 } 4596 CrossProfileDomainInfo result = null; 4597 int size = resultTargetUser.size(); 4598 for (int i = 0; i < size; i++) { 4599 ResolveInfo riTargetUser = resultTargetUser.get(i); 4600 // Intent filter verification is only for filters that specify a host. So don't return 4601 // those that handle all web uris. 4602 if (riTargetUser.handleAllWebDataURI) { 4603 continue; 4604 } 4605 String packageName = riTargetUser.activityInfo.packageName; 4606 PackageSetting ps = mSettings.mPackages.get(packageName); 4607 if (ps == null) { 4608 continue; 4609 } 4610 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4611 int status = (int)(verificationState >> 32); 4612 if (result == null) { 4613 result = new CrossProfileDomainInfo(); 4614 result.resolveInfo = 4615 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4616 result.bestDomainVerificationStatus = status; 4617 } else { 4618 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4619 result.bestDomainVerificationStatus); 4620 } 4621 } 4622 // Don't consider matches with status NEVER across profiles. 4623 if (result != null && result.bestDomainVerificationStatus 4624 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4625 return null; 4626 } 4627 return result; 4628 } 4629 4630 /** 4631 * Verification statuses are ordered from the worse to the best, except for 4632 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4633 */ 4634 private int bestDomainVerificationStatus(int status1, int status2) { 4635 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4636 return status2; 4637 } 4638 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4639 return status1; 4640 } 4641 return (int) MathUtils.max(status1, status2); 4642 } 4643 4644 private boolean isUserEnabled(int userId) { 4645 long callingId = Binder.clearCallingIdentity(); 4646 try { 4647 UserInfo userInfo = sUserManager.getUserInfo(userId); 4648 return userInfo != null && userInfo.isEnabled(); 4649 } finally { 4650 Binder.restoreCallingIdentity(callingId); 4651 } 4652 } 4653 4654 /** 4655 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4656 * 4657 * @return filtered list 4658 */ 4659 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4660 if (userId == UserHandle.USER_OWNER) { 4661 return resolveInfos; 4662 } 4663 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4664 ResolveInfo info = resolveInfos.get(i); 4665 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4666 resolveInfos.remove(i); 4667 } 4668 } 4669 return resolveInfos; 4670 } 4671 4672 private static boolean hasWebURI(Intent intent) { 4673 if (intent.getData() == null) { 4674 return false; 4675 } 4676 final String scheme = intent.getScheme(); 4677 if (TextUtils.isEmpty(scheme)) { 4678 return false; 4679 } 4680 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4681 } 4682 4683 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4684 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4685 int userId) { 4686 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4687 4688 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4689 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4690 candidates.size()); 4691 } 4692 4693 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4694 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4695 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4696 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4697 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4698 4699 synchronized (mPackages) { 4700 final int count = candidates.size(); 4701 // First, try to use linked apps. Partition the candidates into four lists: 4702 // one for the final results, one for the "do not use ever", one for "undefined status" 4703 // and finally one for "browser app type". 4704 for (int n=0; n<count; n++) { 4705 ResolveInfo info = candidates.get(n); 4706 String packageName = info.activityInfo.packageName; 4707 PackageSetting ps = mSettings.mPackages.get(packageName); 4708 if (ps != null) { 4709 // Add to the special match all list (Browser use case) 4710 if (info.handleAllWebDataURI) { 4711 matchAllList.add(info); 4712 continue; 4713 } 4714 // Try to get the status from User settings first 4715 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4716 int status = (int)(packedStatus >> 32); 4717 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4718 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4719 if (DEBUG_DOMAIN_VERIFICATION) { 4720 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4721 + " : linkgen=" + linkGeneration); 4722 } 4723 // Use link-enabled generation as preferredOrder, i.e. 4724 // prefer newly-enabled over earlier-enabled. 4725 info.preferredOrder = linkGeneration; 4726 alwaysList.add(info); 4727 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4728 if (DEBUG_DOMAIN_VERIFICATION) { 4729 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4730 } 4731 neverList.add(info); 4732 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4733 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4734 if (DEBUG_DOMAIN_VERIFICATION) { 4735 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4736 } 4737 undefinedList.add(info); 4738 } 4739 } 4740 } 4741 // First try to add the "always" resolution(s) for the current user, if any 4742 if (alwaysList.size() > 0) { 4743 result.addAll(alwaysList); 4744 // if there is an "always" for the parent user, add it. 4745 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4746 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4747 result.add(xpDomainInfo.resolveInfo); 4748 } else { 4749 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4750 result.addAll(undefinedList); 4751 if (xpDomainInfo != null && ( 4752 xpDomainInfo.bestDomainVerificationStatus 4753 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4754 || xpDomainInfo.bestDomainVerificationStatus 4755 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4756 result.add(xpDomainInfo.resolveInfo); 4757 } 4758 // Also add Browsers (all of them or only the default one) 4759 if ((matchFlags & MATCH_ALL) != 0) { 4760 result.addAll(matchAllList); 4761 } else { 4762 // Browser/generic handling case. If there's a default browser, go straight 4763 // to that (but only if there is no other higher-priority match). 4764 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4765 int maxMatchPrio = 0; 4766 ResolveInfo defaultBrowserMatch = null; 4767 final int numCandidates = matchAllList.size(); 4768 for (int n = 0; n < numCandidates; n++) { 4769 ResolveInfo info = matchAllList.get(n); 4770 // track the highest overall match priority... 4771 if (info.priority > maxMatchPrio) { 4772 maxMatchPrio = info.priority; 4773 } 4774 // ...and the highest-priority default browser match 4775 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4776 if (defaultBrowserMatch == null 4777 || (defaultBrowserMatch.priority < info.priority)) { 4778 if (debug) { 4779 Slog.v(TAG, "Considering default browser match " + info); 4780 } 4781 defaultBrowserMatch = info; 4782 } 4783 } 4784 } 4785 if (defaultBrowserMatch != null 4786 && defaultBrowserMatch.priority >= maxMatchPrio 4787 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4788 { 4789 if (debug) { 4790 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4791 } 4792 result.add(defaultBrowserMatch); 4793 } else { 4794 result.addAll(matchAllList); 4795 } 4796 } 4797 4798 // If there is nothing selected, add all candidates and remove the ones that the user 4799 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4800 if (result.size() == 0) { 4801 result.addAll(candidates); 4802 result.removeAll(neverList); 4803 } 4804 } 4805 } 4806 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4807 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4808 result.size()); 4809 for (ResolveInfo info : result) { 4810 Slog.v(TAG, " + " + info.activityInfo); 4811 } 4812 } 4813 return result; 4814 } 4815 4816 // Returns a packed value as a long: 4817 // 4818 // high 'int'-sized word: link status: undefined/ask/never/always. 4819 // low 'int'-sized word: relative priority among 'always' results. 4820 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4821 long result = ps.getDomainVerificationStatusForUser(userId); 4822 // if none available, get the master status 4823 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4824 if (ps.getIntentFilterVerificationInfo() != null) { 4825 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4826 } 4827 } 4828 return result; 4829 } 4830 4831 private ResolveInfo querySkipCurrentProfileIntents( 4832 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4833 int flags, int sourceUserId) { 4834 if (matchingFilters != null) { 4835 int size = matchingFilters.size(); 4836 for (int i = 0; i < size; i ++) { 4837 CrossProfileIntentFilter filter = matchingFilters.get(i); 4838 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4839 // Checking if there are activities in the target user that can handle the 4840 // intent. 4841 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4842 flags, sourceUserId); 4843 if (resolveInfo != null) { 4844 return resolveInfo; 4845 } 4846 } 4847 } 4848 } 4849 return null; 4850 } 4851 4852 // Return matching ResolveInfo if any for skip current profile intent filters. 4853 private ResolveInfo queryCrossProfileIntents( 4854 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4855 int flags, int sourceUserId) { 4856 if (matchingFilters != null) { 4857 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4858 // match the same intent. For performance reasons, it is better not to 4859 // run queryIntent twice for the same userId 4860 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4861 int size = matchingFilters.size(); 4862 for (int i = 0; i < size; i++) { 4863 CrossProfileIntentFilter filter = matchingFilters.get(i); 4864 int targetUserId = filter.getTargetUserId(); 4865 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4866 && !alreadyTriedUserIds.get(targetUserId)) { 4867 // Checking if there are activities in the target user that can handle the 4868 // intent. 4869 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4870 flags, sourceUserId); 4871 if (resolveInfo != null) return resolveInfo; 4872 alreadyTriedUserIds.put(targetUserId, true); 4873 } 4874 } 4875 } 4876 return null; 4877 } 4878 4879 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4880 String resolvedType, int flags, int sourceUserId) { 4881 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4882 resolvedType, flags, filter.getTargetUserId()); 4883 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4884 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4885 } 4886 return null; 4887 } 4888 4889 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4890 int sourceUserId, int targetUserId) { 4891 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4892 String className; 4893 if (targetUserId == UserHandle.USER_OWNER) { 4894 className = FORWARD_INTENT_TO_USER_OWNER; 4895 } else { 4896 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4897 } 4898 ComponentName forwardingActivityComponentName = new ComponentName( 4899 mAndroidApplication.packageName, className); 4900 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4901 sourceUserId); 4902 if (targetUserId == UserHandle.USER_OWNER) { 4903 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4904 forwardingResolveInfo.noResourceId = true; 4905 } 4906 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4907 forwardingResolveInfo.priority = 0; 4908 forwardingResolveInfo.preferredOrder = 0; 4909 forwardingResolveInfo.match = 0; 4910 forwardingResolveInfo.isDefault = true; 4911 forwardingResolveInfo.filter = filter; 4912 forwardingResolveInfo.targetUserId = targetUserId; 4913 return forwardingResolveInfo; 4914 } 4915 4916 @Override 4917 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4918 Intent[] specifics, String[] specificTypes, Intent intent, 4919 String resolvedType, int flags, int userId) { 4920 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4921 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4922 false, "query intent activity options"); 4923 final String resultsAction = intent.getAction(); 4924 4925 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4926 | PackageManager.GET_RESOLVED_FILTER, userId); 4927 4928 if (DEBUG_INTENT_MATCHING) { 4929 Log.v(TAG, "Query " + intent + ": " + results); 4930 } 4931 4932 int specificsPos = 0; 4933 int N; 4934 4935 // todo: note that the algorithm used here is O(N^2). This 4936 // isn't a problem in our current environment, but if we start running 4937 // into situations where we have more than 5 or 10 matches then this 4938 // should probably be changed to something smarter... 4939 4940 // First we go through and resolve each of the specific items 4941 // that were supplied, taking care of removing any corresponding 4942 // duplicate items in the generic resolve list. 4943 if (specifics != null) { 4944 for (int i=0; i<specifics.length; i++) { 4945 final Intent sintent = specifics[i]; 4946 if (sintent == null) { 4947 continue; 4948 } 4949 4950 if (DEBUG_INTENT_MATCHING) { 4951 Log.v(TAG, "Specific #" + i + ": " + sintent); 4952 } 4953 4954 String action = sintent.getAction(); 4955 if (resultsAction != null && resultsAction.equals(action)) { 4956 // If this action was explicitly requested, then don't 4957 // remove things that have it. 4958 action = null; 4959 } 4960 4961 ResolveInfo ri = null; 4962 ActivityInfo ai = null; 4963 4964 ComponentName comp = sintent.getComponent(); 4965 if (comp == null) { 4966 ri = resolveIntent( 4967 sintent, 4968 specificTypes != null ? specificTypes[i] : null, 4969 flags, userId); 4970 if (ri == null) { 4971 continue; 4972 } 4973 if (ri == mResolveInfo) { 4974 // ACK! Must do something better with this. 4975 } 4976 ai = ri.activityInfo; 4977 comp = new ComponentName(ai.applicationInfo.packageName, 4978 ai.name); 4979 } else { 4980 ai = getActivityInfo(comp, flags, userId); 4981 if (ai == null) { 4982 continue; 4983 } 4984 } 4985 4986 // Look for any generic query activities that are duplicates 4987 // of this specific one, and remove them from the results. 4988 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4989 N = results.size(); 4990 int j; 4991 for (j=specificsPos; j<N; j++) { 4992 ResolveInfo sri = results.get(j); 4993 if ((sri.activityInfo.name.equals(comp.getClassName()) 4994 && sri.activityInfo.applicationInfo.packageName.equals( 4995 comp.getPackageName())) 4996 || (action != null && sri.filter.matchAction(action))) { 4997 results.remove(j); 4998 if (DEBUG_INTENT_MATCHING) Log.v( 4999 TAG, "Removing duplicate item from " + j 5000 + " due to specific " + specificsPos); 5001 if (ri == null) { 5002 ri = sri; 5003 } 5004 j--; 5005 N--; 5006 } 5007 } 5008 5009 // Add this specific item to its proper place. 5010 if (ri == null) { 5011 ri = new ResolveInfo(); 5012 ri.activityInfo = ai; 5013 } 5014 results.add(specificsPos, ri); 5015 ri.specificIndex = i; 5016 specificsPos++; 5017 } 5018 } 5019 5020 // Now we go through the remaining generic results and remove any 5021 // duplicate actions that are found here. 5022 N = results.size(); 5023 for (int i=specificsPos; i<N-1; i++) { 5024 final ResolveInfo rii = results.get(i); 5025 if (rii.filter == null) { 5026 continue; 5027 } 5028 5029 // Iterate over all of the actions of this result's intent 5030 // filter... typically this should be just one. 5031 final Iterator<String> it = rii.filter.actionsIterator(); 5032 if (it == null) { 5033 continue; 5034 } 5035 while (it.hasNext()) { 5036 final String action = it.next(); 5037 if (resultsAction != null && resultsAction.equals(action)) { 5038 // If this action was explicitly requested, then don't 5039 // remove things that have it. 5040 continue; 5041 } 5042 for (int j=i+1; j<N; j++) { 5043 final ResolveInfo rij = results.get(j); 5044 if (rij.filter != null && rij.filter.hasAction(action)) { 5045 results.remove(j); 5046 if (DEBUG_INTENT_MATCHING) Log.v( 5047 TAG, "Removing duplicate item from " + j 5048 + " due to action " + action + " at " + i); 5049 j--; 5050 N--; 5051 } 5052 } 5053 } 5054 5055 // If the caller didn't request filter information, drop it now 5056 // so we don't have to marshall/unmarshall it. 5057 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5058 rii.filter = null; 5059 } 5060 } 5061 5062 // Filter out the caller activity if so requested. 5063 if (caller != null) { 5064 N = results.size(); 5065 for (int i=0; i<N; i++) { 5066 ActivityInfo ainfo = results.get(i).activityInfo; 5067 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5068 && caller.getClassName().equals(ainfo.name)) { 5069 results.remove(i); 5070 break; 5071 } 5072 } 5073 } 5074 5075 // If the caller didn't request filter information, 5076 // drop them now so we don't have to 5077 // marshall/unmarshall it. 5078 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5079 N = results.size(); 5080 for (int i=0; i<N; i++) { 5081 results.get(i).filter = null; 5082 } 5083 } 5084 5085 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5086 return results; 5087 } 5088 5089 @Override 5090 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5091 int userId) { 5092 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5093 ComponentName comp = intent.getComponent(); 5094 if (comp == null) { 5095 if (intent.getSelector() != null) { 5096 intent = intent.getSelector(); 5097 comp = intent.getComponent(); 5098 } 5099 } 5100 if (comp != null) { 5101 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5102 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5103 if (ai != null) { 5104 ResolveInfo ri = new ResolveInfo(); 5105 ri.activityInfo = ai; 5106 list.add(ri); 5107 } 5108 return list; 5109 } 5110 5111 // reader 5112 synchronized (mPackages) { 5113 String pkgName = intent.getPackage(); 5114 if (pkgName == null) { 5115 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5116 } 5117 final PackageParser.Package pkg = mPackages.get(pkgName); 5118 if (pkg != null) { 5119 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5120 userId); 5121 } 5122 return null; 5123 } 5124 } 5125 5126 @Override 5127 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5128 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5129 if (!sUserManager.exists(userId)) return null; 5130 if (query != null) { 5131 if (query.size() >= 1) { 5132 // If there is more than one service with the same priority, 5133 // just arbitrarily pick the first one. 5134 return query.get(0); 5135 } 5136 } 5137 return null; 5138 } 5139 5140 @Override 5141 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5142 int userId) { 5143 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5144 ComponentName comp = intent.getComponent(); 5145 if (comp == null) { 5146 if (intent.getSelector() != null) { 5147 intent = intent.getSelector(); 5148 comp = intent.getComponent(); 5149 } 5150 } 5151 if (comp != null) { 5152 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5153 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5154 if (si != null) { 5155 final ResolveInfo ri = new ResolveInfo(); 5156 ri.serviceInfo = si; 5157 list.add(ri); 5158 } 5159 return list; 5160 } 5161 5162 // reader 5163 synchronized (mPackages) { 5164 String pkgName = intent.getPackage(); 5165 if (pkgName == null) { 5166 return mServices.queryIntent(intent, resolvedType, flags, userId); 5167 } 5168 final PackageParser.Package pkg = mPackages.get(pkgName); 5169 if (pkg != null) { 5170 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5171 userId); 5172 } 5173 return null; 5174 } 5175 } 5176 5177 @Override 5178 public List<ResolveInfo> queryIntentContentProviders( 5179 Intent intent, String resolvedType, int flags, int userId) { 5180 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5181 ComponentName comp = intent.getComponent(); 5182 if (comp == null) { 5183 if (intent.getSelector() != null) { 5184 intent = intent.getSelector(); 5185 comp = intent.getComponent(); 5186 } 5187 } 5188 if (comp != null) { 5189 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5190 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5191 if (pi != null) { 5192 final ResolveInfo ri = new ResolveInfo(); 5193 ri.providerInfo = pi; 5194 list.add(ri); 5195 } 5196 return list; 5197 } 5198 5199 // reader 5200 synchronized (mPackages) { 5201 String pkgName = intent.getPackage(); 5202 if (pkgName == null) { 5203 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5204 } 5205 final PackageParser.Package pkg = mPackages.get(pkgName); 5206 if (pkg != null) { 5207 return mProviders.queryIntentForPackage( 5208 intent, resolvedType, flags, pkg.providers, userId); 5209 } 5210 return null; 5211 } 5212 } 5213 5214 @Override 5215 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5216 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5217 5218 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5219 5220 // writer 5221 synchronized (mPackages) { 5222 ArrayList<PackageInfo> list; 5223 if (listUninstalled) { 5224 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5225 for (PackageSetting ps : mSettings.mPackages.values()) { 5226 PackageInfo pi; 5227 if (ps.pkg != null) { 5228 pi = generatePackageInfo(ps.pkg, flags, userId); 5229 } else { 5230 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5231 } 5232 if (pi != null) { 5233 list.add(pi); 5234 } 5235 } 5236 } else { 5237 list = new ArrayList<PackageInfo>(mPackages.size()); 5238 for (PackageParser.Package p : mPackages.values()) { 5239 PackageInfo pi = generatePackageInfo(p, flags, userId); 5240 if (pi != null) { 5241 list.add(pi); 5242 } 5243 } 5244 } 5245 5246 return new ParceledListSlice<PackageInfo>(list); 5247 } 5248 } 5249 5250 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5251 String[] permissions, boolean[] tmp, int flags, int userId) { 5252 int numMatch = 0; 5253 final PermissionsState permissionsState = ps.getPermissionsState(); 5254 for (int i=0; i<permissions.length; i++) { 5255 final String permission = permissions[i]; 5256 if (permissionsState.hasPermission(permission, userId)) { 5257 tmp[i] = true; 5258 numMatch++; 5259 } else { 5260 tmp[i] = false; 5261 } 5262 } 5263 if (numMatch == 0) { 5264 return; 5265 } 5266 PackageInfo pi; 5267 if (ps.pkg != null) { 5268 pi = generatePackageInfo(ps.pkg, flags, userId); 5269 } else { 5270 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5271 } 5272 // The above might return null in cases of uninstalled apps or install-state 5273 // skew across users/profiles. 5274 if (pi != null) { 5275 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5276 if (numMatch == permissions.length) { 5277 pi.requestedPermissions = permissions; 5278 } else { 5279 pi.requestedPermissions = new String[numMatch]; 5280 numMatch = 0; 5281 for (int i=0; i<permissions.length; i++) { 5282 if (tmp[i]) { 5283 pi.requestedPermissions[numMatch] = permissions[i]; 5284 numMatch++; 5285 } 5286 } 5287 } 5288 } 5289 list.add(pi); 5290 } 5291 } 5292 5293 @Override 5294 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5295 String[] permissions, int flags, int userId) { 5296 if (!sUserManager.exists(userId)) return null; 5297 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5298 5299 // writer 5300 synchronized (mPackages) { 5301 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5302 boolean[] tmpBools = new boolean[permissions.length]; 5303 if (listUninstalled) { 5304 for (PackageSetting ps : mSettings.mPackages.values()) { 5305 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5306 } 5307 } else { 5308 for (PackageParser.Package pkg : mPackages.values()) { 5309 PackageSetting ps = (PackageSetting)pkg.mExtras; 5310 if (ps != null) { 5311 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5312 userId); 5313 } 5314 } 5315 } 5316 5317 return new ParceledListSlice<PackageInfo>(list); 5318 } 5319 } 5320 5321 @Override 5322 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5323 if (!sUserManager.exists(userId)) return null; 5324 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5325 5326 // writer 5327 synchronized (mPackages) { 5328 ArrayList<ApplicationInfo> list; 5329 if (listUninstalled) { 5330 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5331 for (PackageSetting ps : mSettings.mPackages.values()) { 5332 ApplicationInfo ai; 5333 if (ps.pkg != null) { 5334 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5335 ps.readUserState(userId), userId); 5336 } else { 5337 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5338 } 5339 if (ai != null) { 5340 list.add(ai); 5341 } 5342 } 5343 } else { 5344 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5345 for (PackageParser.Package p : mPackages.values()) { 5346 if (p.mExtras != null) { 5347 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5348 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5349 if (ai != null) { 5350 list.add(ai); 5351 } 5352 } 5353 } 5354 } 5355 5356 return new ParceledListSlice<ApplicationInfo>(list); 5357 } 5358 } 5359 5360 public List<ApplicationInfo> getPersistentApplications(int flags) { 5361 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5362 5363 // reader 5364 synchronized (mPackages) { 5365 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5366 final int userId = UserHandle.getCallingUserId(); 5367 while (i.hasNext()) { 5368 final PackageParser.Package p = i.next(); 5369 if (p.applicationInfo != null 5370 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5371 && (!mSafeMode || isSystemApp(p))) { 5372 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5373 if (ps != null) { 5374 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5375 ps.readUserState(userId), userId); 5376 if (ai != null) { 5377 finalList.add(ai); 5378 } 5379 } 5380 } 5381 } 5382 } 5383 5384 return finalList; 5385 } 5386 5387 @Override 5388 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5389 if (!sUserManager.exists(userId)) return null; 5390 // reader 5391 synchronized (mPackages) { 5392 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5393 PackageSetting ps = provider != null 5394 ? mSettings.mPackages.get(provider.owner.packageName) 5395 : null; 5396 return ps != null 5397 && mSettings.isEnabledLPr(provider.info, flags, userId) 5398 && (!mSafeMode || (provider.info.applicationInfo.flags 5399 &ApplicationInfo.FLAG_SYSTEM) != 0) 5400 ? PackageParser.generateProviderInfo(provider, flags, 5401 ps.readUserState(userId), userId) 5402 : null; 5403 } 5404 } 5405 5406 /** 5407 * @deprecated 5408 */ 5409 @Deprecated 5410 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5411 // reader 5412 synchronized (mPackages) { 5413 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5414 .entrySet().iterator(); 5415 final int userId = UserHandle.getCallingUserId(); 5416 while (i.hasNext()) { 5417 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5418 PackageParser.Provider p = entry.getValue(); 5419 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5420 5421 if (ps != null && p.syncable 5422 && (!mSafeMode || (p.info.applicationInfo.flags 5423 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5424 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5425 ps.readUserState(userId), userId); 5426 if (info != null) { 5427 outNames.add(entry.getKey()); 5428 outInfo.add(info); 5429 } 5430 } 5431 } 5432 } 5433 } 5434 5435 @Override 5436 public List<ProviderInfo> queryContentProviders(String processName, 5437 int uid, int flags) { 5438 ArrayList<ProviderInfo> finalList = null; 5439 // reader 5440 synchronized (mPackages) { 5441 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5442 final int userId = processName != null ? 5443 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5444 while (i.hasNext()) { 5445 final PackageParser.Provider p = i.next(); 5446 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5447 if (ps != null && p.info.authority != null 5448 && (processName == null 5449 || (p.info.processName.equals(processName) 5450 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5451 && mSettings.isEnabledLPr(p.info, flags, userId) 5452 && (!mSafeMode 5453 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5454 if (finalList == null) { 5455 finalList = new ArrayList<ProviderInfo>(3); 5456 } 5457 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5458 ps.readUserState(userId), userId); 5459 if (info != null) { 5460 finalList.add(info); 5461 } 5462 } 5463 } 5464 } 5465 5466 if (finalList != null) { 5467 Collections.sort(finalList, mProviderInitOrderSorter); 5468 } 5469 5470 return finalList; 5471 } 5472 5473 @Override 5474 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5475 int flags) { 5476 // reader 5477 synchronized (mPackages) { 5478 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5479 return PackageParser.generateInstrumentationInfo(i, flags); 5480 } 5481 } 5482 5483 @Override 5484 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5485 int flags) { 5486 ArrayList<InstrumentationInfo> finalList = 5487 new ArrayList<InstrumentationInfo>(); 5488 5489 // reader 5490 synchronized (mPackages) { 5491 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5492 while (i.hasNext()) { 5493 final PackageParser.Instrumentation p = i.next(); 5494 if (targetPackage == null 5495 || targetPackage.equals(p.info.targetPackage)) { 5496 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5497 flags); 5498 if (ii != null) { 5499 finalList.add(ii); 5500 } 5501 } 5502 } 5503 } 5504 5505 return finalList; 5506 } 5507 5508 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5509 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5510 if (overlays == null) { 5511 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5512 return; 5513 } 5514 for (PackageParser.Package opkg : overlays.values()) { 5515 // Not much to do if idmap fails: we already logged the error 5516 // and we certainly don't want to abort installation of pkg simply 5517 // because an overlay didn't fit properly. For these reasons, 5518 // ignore the return value of createIdmapForPackagePairLI. 5519 createIdmapForPackagePairLI(pkg, opkg); 5520 } 5521 } 5522 5523 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5524 PackageParser.Package opkg) { 5525 if (!opkg.mTrustedOverlay) { 5526 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5527 opkg.baseCodePath + ": overlay not trusted"); 5528 return false; 5529 } 5530 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5531 if (overlaySet == null) { 5532 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5533 opkg.baseCodePath + " but target package has no known overlays"); 5534 return false; 5535 } 5536 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5537 // TODO: generate idmap for split APKs 5538 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5539 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5540 + opkg.baseCodePath); 5541 return false; 5542 } 5543 PackageParser.Package[] overlayArray = 5544 overlaySet.values().toArray(new PackageParser.Package[0]); 5545 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5546 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5547 return p1.mOverlayPriority - p2.mOverlayPriority; 5548 } 5549 }; 5550 Arrays.sort(overlayArray, cmp); 5551 5552 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5553 int i = 0; 5554 for (PackageParser.Package p : overlayArray) { 5555 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5556 } 5557 return true; 5558 } 5559 5560 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5561 final File[] files = dir.listFiles(); 5562 if (ArrayUtils.isEmpty(files)) { 5563 Log.d(TAG, "No files in app dir " + dir); 5564 return; 5565 } 5566 5567 if (DEBUG_PACKAGE_SCANNING) { 5568 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5569 + " flags=0x" + Integer.toHexString(parseFlags)); 5570 } 5571 5572 for (File file : files) { 5573 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5574 && !PackageInstallerService.isStageName(file.getName()); 5575 if (!isPackage) { 5576 // Ignore entries which are not packages 5577 continue; 5578 } 5579 try { 5580 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5581 scanFlags, currentTime, null); 5582 } catch (PackageManagerException e) { 5583 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5584 5585 // Delete invalid userdata apps 5586 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5587 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5588 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5589 if (file.isDirectory()) { 5590 mInstaller.rmPackageDir(file.getAbsolutePath()); 5591 } else { 5592 file.delete(); 5593 } 5594 } 5595 } 5596 } 5597 } 5598 5599 private static File getSettingsProblemFile() { 5600 File dataDir = Environment.getDataDirectory(); 5601 File systemDir = new File(dataDir, "system"); 5602 File fname = new File(systemDir, "uiderrors.txt"); 5603 return fname; 5604 } 5605 5606 static void reportSettingsProblem(int priority, String msg) { 5607 logCriticalInfo(priority, msg); 5608 } 5609 5610 static void logCriticalInfo(int priority, String msg) { 5611 Slog.println(priority, TAG, msg); 5612 EventLogTags.writePmCriticalInfo(msg); 5613 try { 5614 File fname = getSettingsProblemFile(); 5615 FileOutputStream out = new FileOutputStream(fname, true); 5616 PrintWriter pw = new FastPrintWriter(out); 5617 SimpleDateFormat formatter = new SimpleDateFormat(); 5618 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5619 pw.println(dateString + ": " + msg); 5620 pw.close(); 5621 FileUtils.setPermissions( 5622 fname.toString(), 5623 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5624 -1, -1); 5625 } catch (java.io.IOException e) { 5626 } 5627 } 5628 5629 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5630 PackageParser.Package pkg, File srcFile, int parseFlags) 5631 throws PackageManagerException { 5632 if (ps != null 5633 && ps.codePath.equals(srcFile) 5634 && ps.timeStamp == srcFile.lastModified() 5635 && !isCompatSignatureUpdateNeeded(pkg) 5636 && !isRecoverSignatureUpdateNeeded(pkg)) { 5637 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5638 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5639 ArraySet<PublicKey> signingKs; 5640 synchronized (mPackages) { 5641 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5642 } 5643 if (ps.signatures.mSignatures != null 5644 && ps.signatures.mSignatures.length != 0 5645 && signingKs != null) { 5646 // Optimization: reuse the existing cached certificates 5647 // if the package appears to be unchanged. 5648 pkg.mSignatures = ps.signatures.mSignatures; 5649 pkg.mSigningKeys = signingKs; 5650 return; 5651 } 5652 5653 Slog.w(TAG, "PackageSetting for " + ps.name 5654 + " is missing signatures. Collecting certs again to recover them."); 5655 } else { 5656 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5657 } 5658 5659 try { 5660 pp.collectCertificates(pkg, parseFlags); 5661 pp.collectManifestDigest(pkg); 5662 } catch (PackageParserException e) { 5663 throw PackageManagerException.from(e); 5664 } 5665 } 5666 5667 /* 5668 * Scan a package and return the newly parsed package. 5669 * Returns null in case of errors and the error code is stored in mLastScanError 5670 */ 5671 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5672 long currentTime, UserHandle user) throws PackageManagerException { 5673 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5674 parseFlags |= mDefParseFlags; 5675 PackageParser pp = new PackageParser(); 5676 pp.setSeparateProcesses(mSeparateProcesses); 5677 pp.setOnlyCoreApps(mOnlyCore); 5678 pp.setDisplayMetrics(mMetrics); 5679 5680 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5681 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5682 } 5683 5684 final PackageParser.Package pkg; 5685 try { 5686 pkg = pp.parsePackage(scanFile, parseFlags); 5687 } catch (PackageParserException e) { 5688 throw PackageManagerException.from(e); 5689 } 5690 5691 PackageSetting ps = null; 5692 PackageSetting updatedPkg; 5693 // reader 5694 synchronized (mPackages) { 5695 // Look to see if we already know about this package. 5696 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5697 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5698 // This package has been renamed to its original name. Let's 5699 // use that. 5700 ps = mSettings.peekPackageLPr(oldName); 5701 } 5702 // If there was no original package, see one for the real package name. 5703 if (ps == null) { 5704 ps = mSettings.peekPackageLPr(pkg.packageName); 5705 } 5706 // Check to see if this package could be hiding/updating a system 5707 // package. Must look for it either under the original or real 5708 // package name depending on our state. 5709 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5710 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5711 } 5712 boolean updatedPkgBetter = false; 5713 // First check if this is a system package that may involve an update 5714 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5715 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5716 // it needs to drop FLAG_PRIVILEGED. 5717 if (locationIsPrivileged(scanFile)) { 5718 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5719 } else { 5720 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5721 } 5722 5723 if (ps != null && !ps.codePath.equals(scanFile)) { 5724 // The path has changed from what was last scanned... check the 5725 // version of the new path against what we have stored to determine 5726 // what to do. 5727 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5728 if (pkg.mVersionCode <= ps.versionCode) { 5729 // The system package has been updated and the code path does not match 5730 // Ignore entry. Skip it. 5731 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5732 + " ignored: updated version " + ps.versionCode 5733 + " better than this " + pkg.mVersionCode); 5734 if (!updatedPkg.codePath.equals(scanFile)) { 5735 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5736 + ps.name + " changing from " + updatedPkg.codePathString 5737 + " to " + scanFile); 5738 updatedPkg.codePath = scanFile; 5739 updatedPkg.codePathString = scanFile.toString(); 5740 updatedPkg.resourcePath = scanFile; 5741 updatedPkg.resourcePathString = scanFile.toString(); 5742 } 5743 updatedPkg.pkg = pkg; 5744 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5745 "Package " + ps.name + " at " + scanFile 5746 + " ignored: updated version " + ps.versionCode 5747 + " better than this " + pkg.mVersionCode); 5748 } else { 5749 // The current app on the system partition is better than 5750 // what we have updated to on the data partition; switch 5751 // back to the system partition version. 5752 // At this point, its safely assumed that package installation for 5753 // apps in system partition will go through. If not there won't be a working 5754 // version of the app 5755 // writer 5756 synchronized (mPackages) { 5757 // Just remove the loaded entries from package lists. 5758 mPackages.remove(ps.name); 5759 } 5760 5761 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5762 + " reverting from " + ps.codePathString 5763 + ": new version " + pkg.mVersionCode 5764 + " better than installed " + ps.versionCode); 5765 5766 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5767 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5768 synchronized (mInstallLock) { 5769 args.cleanUpResourcesLI(); 5770 } 5771 synchronized (mPackages) { 5772 mSettings.enableSystemPackageLPw(ps.name); 5773 } 5774 updatedPkgBetter = true; 5775 } 5776 } 5777 } 5778 5779 if (updatedPkg != null) { 5780 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5781 // initially 5782 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5783 5784 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5785 // flag set initially 5786 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5787 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5788 } 5789 } 5790 5791 // Verify certificates against what was last scanned 5792 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5793 5794 /* 5795 * A new system app appeared, but we already had a non-system one of the 5796 * same name installed earlier. 5797 */ 5798 boolean shouldHideSystemApp = false; 5799 if (updatedPkg == null && ps != null 5800 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5801 /* 5802 * Check to make sure the signatures match first. If they don't, 5803 * wipe the installed application and its data. 5804 */ 5805 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5806 != PackageManager.SIGNATURE_MATCH) { 5807 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5808 + " signatures don't match existing userdata copy; removing"); 5809 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5810 ps = null; 5811 } else { 5812 /* 5813 * If the newly-added system app is an older version than the 5814 * already installed version, hide it. It will be scanned later 5815 * and re-added like an update. 5816 */ 5817 if (pkg.mVersionCode <= ps.versionCode) { 5818 shouldHideSystemApp = true; 5819 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5820 + " but new version " + pkg.mVersionCode + " better than installed " 5821 + ps.versionCode + "; hiding system"); 5822 } else { 5823 /* 5824 * The newly found system app is a newer version that the 5825 * one previously installed. Simply remove the 5826 * already-installed application and replace it with our own 5827 * while keeping the application data. 5828 */ 5829 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5830 + " reverting from " + ps.codePathString + ": new version " 5831 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5832 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5833 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5834 synchronized (mInstallLock) { 5835 args.cleanUpResourcesLI(); 5836 } 5837 } 5838 } 5839 } 5840 5841 // The apk is forward locked (not public) if its code and resources 5842 // are kept in different files. (except for app in either system or 5843 // vendor path). 5844 // TODO grab this value from PackageSettings 5845 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5846 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5847 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5848 } 5849 } 5850 5851 // TODO: extend to support forward-locked splits 5852 String resourcePath = null; 5853 String baseResourcePath = null; 5854 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5855 if (ps != null && ps.resourcePathString != null) { 5856 resourcePath = ps.resourcePathString; 5857 baseResourcePath = ps.resourcePathString; 5858 } else { 5859 // Should not happen at all. Just log an error. 5860 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5861 } 5862 } else { 5863 resourcePath = pkg.codePath; 5864 baseResourcePath = pkg.baseCodePath; 5865 } 5866 5867 // Set application objects path explicitly. 5868 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5869 pkg.applicationInfo.setCodePath(pkg.codePath); 5870 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5871 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5872 pkg.applicationInfo.setResourcePath(resourcePath); 5873 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5874 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5875 5876 // Note that we invoke the following method only if we are about to unpack an application 5877 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5878 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5879 5880 /* 5881 * If the system app should be overridden by a previously installed 5882 * data, hide the system app now and let the /data/app scan pick it up 5883 * again. 5884 */ 5885 if (shouldHideSystemApp) { 5886 synchronized (mPackages) { 5887 /* 5888 * We have to grant systems permissions before we hide, because 5889 * grantPermissions will assume the package update is trying to 5890 * expand its permissions. 5891 */ 5892 grantPermissionsLPw(pkg, true, pkg.packageName); 5893 mSettings.disableSystemPackageLPw(pkg.packageName); 5894 } 5895 } 5896 5897 return scannedPkg; 5898 } 5899 5900 private static String fixProcessName(String defProcessName, 5901 String processName, int uid) { 5902 if (processName == null) { 5903 return defProcessName; 5904 } 5905 return processName; 5906 } 5907 5908 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5909 throws PackageManagerException { 5910 if (pkgSetting.signatures.mSignatures != null) { 5911 // Already existing package. Make sure signatures match 5912 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5913 == PackageManager.SIGNATURE_MATCH; 5914 if (!match) { 5915 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5916 == PackageManager.SIGNATURE_MATCH; 5917 } 5918 if (!match) { 5919 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5920 == PackageManager.SIGNATURE_MATCH; 5921 } 5922 if (!match) { 5923 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5924 + pkg.packageName + " signatures do not match the " 5925 + "previously installed version; ignoring!"); 5926 } 5927 } 5928 5929 // Check for shared user signatures 5930 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5931 // Already existing package. Make sure signatures match 5932 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5933 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5934 if (!match) { 5935 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5936 == PackageManager.SIGNATURE_MATCH; 5937 } 5938 if (!match) { 5939 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5940 == PackageManager.SIGNATURE_MATCH; 5941 } 5942 if (!match) { 5943 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5944 "Package " + pkg.packageName 5945 + " has no signatures that match those in shared user " 5946 + pkgSetting.sharedUser.name + "; ignoring!"); 5947 } 5948 } 5949 } 5950 5951 /** 5952 * Enforces that only the system UID or root's UID can call a method exposed 5953 * via Binder. 5954 * 5955 * @param message used as message if SecurityException is thrown 5956 * @throws SecurityException if the caller is not system or root 5957 */ 5958 private static final void enforceSystemOrRoot(String message) { 5959 final int uid = Binder.getCallingUid(); 5960 if (uid != Process.SYSTEM_UID && uid != 0) { 5961 throw new SecurityException(message); 5962 } 5963 } 5964 5965 @Override 5966 public void performBootDexOpt() { 5967 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5968 5969 // Before everything else, see whether we need to fstrim. 5970 try { 5971 IMountService ms = PackageHelper.getMountService(); 5972 if (ms != null) { 5973 final boolean isUpgrade = isUpgrade(); 5974 boolean doTrim = isUpgrade; 5975 if (doTrim) { 5976 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5977 } else { 5978 final long interval = android.provider.Settings.Global.getLong( 5979 mContext.getContentResolver(), 5980 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5981 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5982 if (interval > 0) { 5983 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5984 if (timeSinceLast > interval) { 5985 doTrim = true; 5986 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5987 + "; running immediately"); 5988 } 5989 } 5990 } 5991 if (doTrim) { 5992 if (!isFirstBoot()) { 5993 try { 5994 ActivityManagerNative.getDefault().showBootMessage( 5995 mContext.getResources().getString( 5996 R.string.android_upgrading_fstrim), true); 5997 } catch (RemoteException e) { 5998 } 5999 } 6000 ms.runMaintenance(); 6001 } 6002 } else { 6003 Slog.e(TAG, "Mount service unavailable!"); 6004 } 6005 } catch (RemoteException e) { 6006 // Can't happen; MountService is local 6007 } 6008 6009 final ArraySet<PackageParser.Package> pkgs; 6010 synchronized (mPackages) { 6011 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6012 } 6013 6014 if (pkgs != null) { 6015 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6016 // in case the device runs out of space. 6017 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6018 // Give priority to core apps. 6019 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6020 PackageParser.Package pkg = it.next(); 6021 if (pkg.coreApp) { 6022 if (DEBUG_DEXOPT) { 6023 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6024 } 6025 sortedPkgs.add(pkg); 6026 it.remove(); 6027 } 6028 } 6029 // Give priority to system apps that listen for pre boot complete. 6030 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6031 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6032 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6033 PackageParser.Package pkg = it.next(); 6034 if (pkgNames.contains(pkg.packageName)) { 6035 if (DEBUG_DEXOPT) { 6036 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6037 } 6038 sortedPkgs.add(pkg); 6039 it.remove(); 6040 } 6041 } 6042 // Give priority to system apps. 6043 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6044 PackageParser.Package pkg = it.next(); 6045 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6046 if (DEBUG_DEXOPT) { 6047 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6048 } 6049 sortedPkgs.add(pkg); 6050 it.remove(); 6051 } 6052 } 6053 // Give priority to updated system apps. 6054 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6055 PackageParser.Package pkg = it.next(); 6056 if (pkg.isUpdatedSystemApp()) { 6057 if (DEBUG_DEXOPT) { 6058 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6059 } 6060 sortedPkgs.add(pkg); 6061 it.remove(); 6062 } 6063 } 6064 // Give priority to apps that listen for boot complete. 6065 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6066 pkgNames = getPackageNamesForIntent(intent); 6067 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6068 PackageParser.Package pkg = it.next(); 6069 if (pkgNames.contains(pkg.packageName)) { 6070 if (DEBUG_DEXOPT) { 6071 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6072 } 6073 sortedPkgs.add(pkg); 6074 it.remove(); 6075 } 6076 } 6077 // Filter out packages that aren't recently used. 6078 filterRecentlyUsedApps(pkgs); 6079 // Add all remaining apps. 6080 for (PackageParser.Package pkg : pkgs) { 6081 if (DEBUG_DEXOPT) { 6082 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6083 } 6084 sortedPkgs.add(pkg); 6085 } 6086 6087 // If we want to be lazy, filter everything that wasn't recently used. 6088 if (mLazyDexOpt) { 6089 filterRecentlyUsedApps(sortedPkgs); 6090 } 6091 6092 int i = 0; 6093 int total = sortedPkgs.size(); 6094 File dataDir = Environment.getDataDirectory(); 6095 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6096 if (lowThreshold == 0) { 6097 throw new IllegalStateException("Invalid low memory threshold"); 6098 } 6099 for (PackageParser.Package pkg : sortedPkgs) { 6100 long usableSpace = dataDir.getUsableSpace(); 6101 if (usableSpace < lowThreshold) { 6102 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6103 break; 6104 } 6105 performBootDexOpt(pkg, ++i, total); 6106 } 6107 } 6108 } 6109 6110 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6111 // Filter out packages that aren't recently used. 6112 // 6113 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6114 // should do a full dexopt. 6115 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6116 int total = pkgs.size(); 6117 int skipped = 0; 6118 long now = System.currentTimeMillis(); 6119 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6120 PackageParser.Package pkg = i.next(); 6121 long then = pkg.mLastPackageUsageTimeInMills; 6122 if (then + mDexOptLRUThresholdInMills < now) { 6123 if (DEBUG_DEXOPT) { 6124 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6125 ((then == 0) ? "never" : new Date(then))); 6126 } 6127 i.remove(); 6128 skipped++; 6129 } 6130 } 6131 if (DEBUG_DEXOPT) { 6132 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6133 } 6134 } 6135 } 6136 6137 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6138 List<ResolveInfo> ris = null; 6139 try { 6140 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6141 intent, null, 0, UserHandle.USER_OWNER); 6142 } catch (RemoteException e) { 6143 } 6144 ArraySet<String> pkgNames = new ArraySet<String>(); 6145 if (ris != null) { 6146 for (ResolveInfo ri : ris) { 6147 pkgNames.add(ri.activityInfo.packageName); 6148 } 6149 } 6150 return pkgNames; 6151 } 6152 6153 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6154 if (DEBUG_DEXOPT) { 6155 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6156 } 6157 if (!isFirstBoot()) { 6158 try { 6159 ActivityManagerNative.getDefault().showBootMessage( 6160 mContext.getResources().getString(R.string.android_upgrading_apk, 6161 curr, total), true); 6162 } catch (RemoteException e) { 6163 } 6164 } 6165 PackageParser.Package p = pkg; 6166 synchronized (mInstallLock) { 6167 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6168 false /* force dex */, false /* defer */, true /* include dependencies */); 6169 } 6170 } 6171 6172 @Override 6173 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6174 return performDexOpt(packageName, instructionSet, false); 6175 } 6176 6177 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6178 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6179 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6180 if (!dexopt && !updateUsage) { 6181 // We aren't going to dexopt or update usage, so bail early. 6182 return false; 6183 } 6184 PackageParser.Package p; 6185 final String targetInstructionSet; 6186 synchronized (mPackages) { 6187 p = mPackages.get(packageName); 6188 if (p == null) { 6189 return false; 6190 } 6191 if (updateUsage) { 6192 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6193 } 6194 mPackageUsage.write(false); 6195 if (!dexopt) { 6196 // We aren't going to dexopt, so bail early. 6197 return false; 6198 } 6199 6200 targetInstructionSet = instructionSet != null ? instructionSet : 6201 getPrimaryInstructionSet(p.applicationInfo); 6202 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6203 return false; 6204 } 6205 } 6206 long callingId = Binder.clearCallingIdentity(); 6207 try { 6208 synchronized (mInstallLock) { 6209 final String[] instructionSets = new String[] { targetInstructionSet }; 6210 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6211 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6212 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6213 } 6214 } finally { 6215 Binder.restoreCallingIdentity(callingId); 6216 } 6217 } 6218 6219 public ArraySet<String> getPackagesThatNeedDexOpt() { 6220 ArraySet<String> pkgs = null; 6221 synchronized (mPackages) { 6222 for (PackageParser.Package p : mPackages.values()) { 6223 if (DEBUG_DEXOPT) { 6224 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6225 } 6226 if (!p.mDexOptPerformed.isEmpty()) { 6227 continue; 6228 } 6229 if (pkgs == null) { 6230 pkgs = new ArraySet<String>(); 6231 } 6232 pkgs.add(p.packageName); 6233 } 6234 } 6235 return pkgs; 6236 } 6237 6238 public void shutdown() { 6239 mPackageUsage.write(true); 6240 } 6241 6242 @Override 6243 public void forceDexOpt(String packageName) { 6244 enforceSystemOrRoot("forceDexOpt"); 6245 6246 PackageParser.Package pkg; 6247 synchronized (mPackages) { 6248 pkg = mPackages.get(packageName); 6249 if (pkg == null) { 6250 throw new IllegalArgumentException("Missing package: " + packageName); 6251 } 6252 } 6253 6254 synchronized (mInstallLock) { 6255 final String[] instructionSets = new String[] { 6256 getPrimaryInstructionSet(pkg.applicationInfo) }; 6257 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6258 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6259 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6260 throw new IllegalStateException("Failed to dexopt: " + res); 6261 } 6262 } 6263 } 6264 6265 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6266 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6267 Slog.w(TAG, "Unable to update from " + oldPkg.name 6268 + " to " + newPkg.packageName 6269 + ": old package not in system partition"); 6270 return false; 6271 } else if (mPackages.get(oldPkg.name) != null) { 6272 Slog.w(TAG, "Unable to update from " + oldPkg.name 6273 + " to " + newPkg.packageName 6274 + ": old package still exists"); 6275 return false; 6276 } 6277 return true; 6278 } 6279 6280 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6281 int[] users = sUserManager.getUserIds(); 6282 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6283 if (res < 0) { 6284 return res; 6285 } 6286 for (int user : users) { 6287 if (user != 0) { 6288 res = mInstaller.createUserData(volumeUuid, packageName, 6289 UserHandle.getUid(user, uid), user, seinfo); 6290 if (res < 0) { 6291 return res; 6292 } 6293 } 6294 } 6295 return res; 6296 } 6297 6298 private int removeDataDirsLI(String volumeUuid, String packageName) { 6299 int[] users = sUserManager.getUserIds(); 6300 int res = 0; 6301 for (int user : users) { 6302 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6303 if (resInner < 0) { 6304 res = resInner; 6305 } 6306 } 6307 6308 return res; 6309 } 6310 6311 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6312 int[] users = sUserManager.getUserIds(); 6313 int res = 0; 6314 for (int user : users) { 6315 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6316 if (resInner < 0) { 6317 res = resInner; 6318 } 6319 } 6320 return res; 6321 } 6322 6323 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6324 PackageParser.Package changingLib) { 6325 if (file.path != null) { 6326 usesLibraryFiles.add(file.path); 6327 return; 6328 } 6329 PackageParser.Package p = mPackages.get(file.apk); 6330 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6331 // If we are doing this while in the middle of updating a library apk, 6332 // then we need to make sure to use that new apk for determining the 6333 // dependencies here. (We haven't yet finished committing the new apk 6334 // to the package manager state.) 6335 if (p == null || p.packageName.equals(changingLib.packageName)) { 6336 p = changingLib; 6337 } 6338 } 6339 if (p != null) { 6340 usesLibraryFiles.addAll(p.getAllCodePaths()); 6341 } 6342 } 6343 6344 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6345 PackageParser.Package changingLib) throws PackageManagerException { 6346 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6347 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6348 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6349 for (int i=0; i<N; i++) { 6350 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6351 if (file == null) { 6352 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6353 "Package " + pkg.packageName + " requires unavailable shared library " 6354 + pkg.usesLibraries.get(i) + "; failing!"); 6355 } 6356 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6357 } 6358 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6359 for (int i=0; i<N; i++) { 6360 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6361 if (file == null) { 6362 Slog.w(TAG, "Package " + pkg.packageName 6363 + " desires unavailable shared library " 6364 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6365 } else { 6366 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6367 } 6368 } 6369 N = usesLibraryFiles.size(); 6370 if (N > 0) { 6371 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6372 } else { 6373 pkg.usesLibraryFiles = null; 6374 } 6375 } 6376 } 6377 6378 private static boolean hasString(List<String> list, List<String> which) { 6379 if (list == null) { 6380 return false; 6381 } 6382 for (int i=list.size()-1; i>=0; i--) { 6383 for (int j=which.size()-1; j>=0; j--) { 6384 if (which.get(j).equals(list.get(i))) { 6385 return true; 6386 } 6387 } 6388 } 6389 return false; 6390 } 6391 6392 private void updateAllSharedLibrariesLPw() { 6393 for (PackageParser.Package pkg : mPackages.values()) { 6394 try { 6395 updateSharedLibrariesLPw(pkg, null); 6396 } catch (PackageManagerException e) { 6397 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6398 } 6399 } 6400 } 6401 6402 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6403 PackageParser.Package changingPkg) { 6404 ArrayList<PackageParser.Package> res = null; 6405 for (PackageParser.Package pkg : mPackages.values()) { 6406 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6407 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6408 if (res == null) { 6409 res = new ArrayList<PackageParser.Package>(); 6410 } 6411 res.add(pkg); 6412 try { 6413 updateSharedLibrariesLPw(pkg, changingPkg); 6414 } catch (PackageManagerException e) { 6415 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6416 } 6417 } 6418 } 6419 return res; 6420 } 6421 6422 /** 6423 * Derive the value of the {@code cpuAbiOverride} based on the provided 6424 * value and an optional stored value from the package settings. 6425 */ 6426 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6427 String cpuAbiOverride = null; 6428 6429 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6430 cpuAbiOverride = null; 6431 } else if (abiOverride != null) { 6432 cpuAbiOverride = abiOverride; 6433 } else if (settings != null) { 6434 cpuAbiOverride = settings.cpuAbiOverrideString; 6435 } 6436 6437 return cpuAbiOverride; 6438 } 6439 6440 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6441 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6442 boolean success = false; 6443 try { 6444 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6445 currentTime, user); 6446 success = true; 6447 return res; 6448 } finally { 6449 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6450 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6451 } 6452 } 6453 } 6454 6455 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6456 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6457 final File scanFile = new File(pkg.codePath); 6458 if (pkg.applicationInfo.getCodePath() == null || 6459 pkg.applicationInfo.getResourcePath() == null) { 6460 // Bail out. The resource and code paths haven't been set. 6461 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6462 "Code and resource paths haven't been set correctly"); 6463 } 6464 6465 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6466 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6467 } else { 6468 // Only allow system apps to be flagged as core apps. 6469 pkg.coreApp = false; 6470 } 6471 6472 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6473 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6474 } 6475 6476 if (mCustomResolverComponentName != null && 6477 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6478 setUpCustomResolverActivity(pkg); 6479 } 6480 6481 if (pkg.packageName.equals("android")) { 6482 synchronized (mPackages) { 6483 if (mAndroidApplication != null) { 6484 Slog.w(TAG, "*************************************************"); 6485 Slog.w(TAG, "Core android package being redefined. Skipping."); 6486 Slog.w(TAG, " file=" + scanFile); 6487 Slog.w(TAG, "*************************************************"); 6488 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6489 "Core android package being redefined. Skipping."); 6490 } 6491 6492 // Set up information for our fall-back user intent resolution activity. 6493 mPlatformPackage = pkg; 6494 pkg.mVersionCode = mSdkVersion; 6495 mAndroidApplication = pkg.applicationInfo; 6496 6497 if (!mResolverReplaced) { 6498 mResolveActivity.applicationInfo = mAndroidApplication; 6499 mResolveActivity.name = ResolverActivity.class.getName(); 6500 mResolveActivity.packageName = mAndroidApplication.packageName; 6501 mResolveActivity.processName = "system:ui"; 6502 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6503 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6504 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6505 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6506 mResolveActivity.exported = true; 6507 mResolveActivity.enabled = true; 6508 mResolveInfo.activityInfo = mResolveActivity; 6509 mResolveInfo.priority = 0; 6510 mResolveInfo.preferredOrder = 0; 6511 mResolveInfo.match = 0; 6512 mResolveComponentName = new ComponentName( 6513 mAndroidApplication.packageName, mResolveActivity.name); 6514 } 6515 } 6516 } 6517 6518 if (DEBUG_PACKAGE_SCANNING) { 6519 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6520 Log.d(TAG, "Scanning package " + pkg.packageName); 6521 } 6522 6523 if (mPackages.containsKey(pkg.packageName) 6524 || mSharedLibraries.containsKey(pkg.packageName)) { 6525 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6526 "Application package " + pkg.packageName 6527 + " already installed. Skipping duplicate."); 6528 } 6529 6530 // If we're only installing presumed-existing packages, require that the 6531 // scanned APK is both already known and at the path previously established 6532 // for it. Previously unknown packages we pick up normally, but if we have an 6533 // a priori expectation about this package's install presence, enforce it. 6534 // With a singular exception for new system packages. When an OTA contains 6535 // a new system package, we allow the codepath to change from a system location 6536 // to the user-installed location. If we don't allow this change, any newer, 6537 // user-installed version of the application will be ignored. 6538 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6539 if (mExpectingBetter.containsKey(pkg.packageName)) { 6540 logCriticalInfo(Log.WARN, 6541 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6542 } else { 6543 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6544 if (known != null) { 6545 if (DEBUG_PACKAGE_SCANNING) { 6546 Log.d(TAG, "Examining " + pkg.codePath 6547 + " and requiring known paths " + known.codePathString 6548 + " & " + known.resourcePathString); 6549 } 6550 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6551 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6552 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6553 "Application package " + pkg.packageName 6554 + " found at " + pkg.applicationInfo.getCodePath() 6555 + " but expected at " + known.codePathString + "; ignoring."); 6556 } 6557 } 6558 } 6559 } 6560 6561 // Initialize package source and resource directories 6562 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6563 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6564 6565 SharedUserSetting suid = null; 6566 PackageSetting pkgSetting = null; 6567 6568 if (!isSystemApp(pkg)) { 6569 // Only system apps can use these features. 6570 pkg.mOriginalPackages = null; 6571 pkg.mRealPackage = null; 6572 pkg.mAdoptPermissions = null; 6573 } 6574 6575 // writer 6576 synchronized (mPackages) { 6577 if (pkg.mSharedUserId != null) { 6578 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6579 if (suid == null) { 6580 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6581 "Creating application package " + pkg.packageName 6582 + " for shared user failed"); 6583 } 6584 if (DEBUG_PACKAGE_SCANNING) { 6585 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6586 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6587 + "): packages=" + suid.packages); 6588 } 6589 } 6590 6591 // Check if we are renaming from an original package name. 6592 PackageSetting origPackage = null; 6593 String realName = null; 6594 if (pkg.mOriginalPackages != null) { 6595 // This package may need to be renamed to a previously 6596 // installed name. Let's check on that... 6597 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6598 if (pkg.mOriginalPackages.contains(renamed)) { 6599 // This package had originally been installed as the 6600 // original name, and we have already taken care of 6601 // transitioning to the new one. Just update the new 6602 // one to continue using the old name. 6603 realName = pkg.mRealPackage; 6604 if (!pkg.packageName.equals(renamed)) { 6605 // Callers into this function may have already taken 6606 // care of renaming the package; only do it here if 6607 // it is not already done. 6608 pkg.setPackageName(renamed); 6609 } 6610 6611 } else { 6612 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6613 if ((origPackage = mSettings.peekPackageLPr( 6614 pkg.mOriginalPackages.get(i))) != null) { 6615 // We do have the package already installed under its 6616 // original name... should we use it? 6617 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6618 // New package is not compatible with original. 6619 origPackage = null; 6620 continue; 6621 } else if (origPackage.sharedUser != null) { 6622 // Make sure uid is compatible between packages. 6623 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6624 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6625 + " to " + pkg.packageName + ": old uid " 6626 + origPackage.sharedUser.name 6627 + " differs from " + pkg.mSharedUserId); 6628 origPackage = null; 6629 continue; 6630 } 6631 } else { 6632 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6633 + pkg.packageName + " to old name " + origPackage.name); 6634 } 6635 break; 6636 } 6637 } 6638 } 6639 } 6640 6641 if (mTransferedPackages.contains(pkg.packageName)) { 6642 Slog.w(TAG, "Package " + pkg.packageName 6643 + " was transferred to another, but its .apk remains"); 6644 } 6645 6646 // Just create the setting, don't add it yet. For already existing packages 6647 // the PkgSetting exists already and doesn't have to be created. 6648 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6649 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6650 pkg.applicationInfo.primaryCpuAbi, 6651 pkg.applicationInfo.secondaryCpuAbi, 6652 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6653 user, false); 6654 if (pkgSetting == null) { 6655 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6656 "Creating application package " + pkg.packageName + " failed"); 6657 } 6658 6659 if (pkgSetting.origPackage != null) { 6660 // If we are first transitioning from an original package, 6661 // fix up the new package's name now. We need to do this after 6662 // looking up the package under its new name, so getPackageLP 6663 // can take care of fiddling things correctly. 6664 pkg.setPackageName(origPackage.name); 6665 6666 // File a report about this. 6667 String msg = "New package " + pkgSetting.realName 6668 + " renamed to replace old package " + pkgSetting.name; 6669 reportSettingsProblem(Log.WARN, msg); 6670 6671 // Make a note of it. 6672 mTransferedPackages.add(origPackage.name); 6673 6674 // No longer need to retain this. 6675 pkgSetting.origPackage = null; 6676 } 6677 6678 if (realName != null) { 6679 // Make a note of it. 6680 mTransferedPackages.add(pkg.packageName); 6681 } 6682 6683 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6684 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6685 } 6686 6687 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6688 // Check all shared libraries and map to their actual file path. 6689 // We only do this here for apps not on a system dir, because those 6690 // are the only ones that can fail an install due to this. We 6691 // will take care of the system apps by updating all of their 6692 // library paths after the scan is done. 6693 updateSharedLibrariesLPw(pkg, null); 6694 } 6695 6696 if (mFoundPolicyFile) { 6697 SELinuxMMAC.assignSeinfoValue(pkg); 6698 } 6699 6700 pkg.applicationInfo.uid = pkgSetting.appId; 6701 pkg.mExtras = pkgSetting; 6702 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6703 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6704 // We just determined the app is signed correctly, so bring 6705 // over the latest parsed certs. 6706 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6707 } else { 6708 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6709 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6710 "Package " + pkg.packageName + " upgrade keys do not match the " 6711 + "previously installed version"); 6712 } else { 6713 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6714 String msg = "System package " + pkg.packageName 6715 + " signature changed; retaining data."; 6716 reportSettingsProblem(Log.WARN, msg); 6717 } 6718 } 6719 } else { 6720 try { 6721 verifySignaturesLP(pkgSetting, pkg); 6722 // We just determined the app is signed correctly, so bring 6723 // over the latest parsed certs. 6724 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6725 } catch (PackageManagerException e) { 6726 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6727 throw e; 6728 } 6729 // The signature has changed, but this package is in the system 6730 // image... let's recover! 6731 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6732 // However... if this package is part of a shared user, but it 6733 // doesn't match the signature of the shared user, let's fail. 6734 // What this means is that you can't change the signatures 6735 // associated with an overall shared user, which doesn't seem all 6736 // that unreasonable. 6737 if (pkgSetting.sharedUser != null) { 6738 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6739 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6740 throw new PackageManagerException( 6741 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6742 "Signature mismatch for shared user : " 6743 + pkgSetting.sharedUser); 6744 } 6745 } 6746 // File a report about this. 6747 String msg = "System package " + pkg.packageName 6748 + " signature changed; retaining data."; 6749 reportSettingsProblem(Log.WARN, msg); 6750 } 6751 } 6752 // Verify that this new package doesn't have any content providers 6753 // that conflict with existing packages. Only do this if the 6754 // package isn't already installed, since we don't want to break 6755 // things that are installed. 6756 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6757 final int N = pkg.providers.size(); 6758 int i; 6759 for (i=0; i<N; i++) { 6760 PackageParser.Provider p = pkg.providers.get(i); 6761 if (p.info.authority != null) { 6762 String names[] = p.info.authority.split(";"); 6763 for (int j = 0; j < names.length; j++) { 6764 if (mProvidersByAuthority.containsKey(names[j])) { 6765 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6766 final String otherPackageName = 6767 ((other != null && other.getComponentName() != null) ? 6768 other.getComponentName().getPackageName() : "?"); 6769 throw new PackageManagerException( 6770 INSTALL_FAILED_CONFLICTING_PROVIDER, 6771 "Can't install because provider name " + names[j] 6772 + " (in package " + pkg.applicationInfo.packageName 6773 + ") is already used by " + otherPackageName); 6774 } 6775 } 6776 } 6777 } 6778 } 6779 6780 if (pkg.mAdoptPermissions != null) { 6781 // This package wants to adopt ownership of permissions from 6782 // another package. 6783 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6784 final String origName = pkg.mAdoptPermissions.get(i); 6785 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6786 if (orig != null) { 6787 if (verifyPackageUpdateLPr(orig, pkg)) { 6788 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6789 + pkg.packageName); 6790 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6791 } 6792 } 6793 } 6794 } 6795 } 6796 6797 final String pkgName = pkg.packageName; 6798 6799 final long scanFileTime = scanFile.lastModified(); 6800 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6801 pkg.applicationInfo.processName = fixProcessName( 6802 pkg.applicationInfo.packageName, 6803 pkg.applicationInfo.processName, 6804 pkg.applicationInfo.uid); 6805 6806 File dataPath; 6807 if (mPlatformPackage == pkg) { 6808 // The system package is special. 6809 dataPath = new File(Environment.getDataDirectory(), "system"); 6810 6811 pkg.applicationInfo.dataDir = dataPath.getPath(); 6812 6813 } else { 6814 // This is a normal package, need to make its data directory. 6815 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6816 UserHandle.USER_OWNER, pkg.packageName); 6817 6818 boolean uidError = false; 6819 if (dataPath.exists()) { 6820 int currentUid = 0; 6821 try { 6822 StructStat stat = Os.stat(dataPath.getPath()); 6823 currentUid = stat.st_uid; 6824 } catch (ErrnoException e) { 6825 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6826 } 6827 6828 // If we have mismatched owners for the data path, we have a problem. 6829 if (currentUid != pkg.applicationInfo.uid) { 6830 boolean recovered = false; 6831 if (currentUid == 0) { 6832 // The directory somehow became owned by root. Wow. 6833 // This is probably because the system was stopped while 6834 // installd was in the middle of messing with its libs 6835 // directory. Ask installd to fix that. 6836 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6837 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6838 if (ret >= 0) { 6839 recovered = true; 6840 String msg = "Package " + pkg.packageName 6841 + " unexpectedly changed to uid 0; recovered to " + 6842 + pkg.applicationInfo.uid; 6843 reportSettingsProblem(Log.WARN, msg); 6844 } 6845 } 6846 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6847 || (scanFlags&SCAN_BOOTING) != 0)) { 6848 // If this is a system app, we can at least delete its 6849 // current data so the application will still work. 6850 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6851 if (ret >= 0) { 6852 // TODO: Kill the processes first 6853 // Old data gone! 6854 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6855 ? "System package " : "Third party package "; 6856 String msg = prefix + pkg.packageName 6857 + " has changed from uid: " 6858 + currentUid + " to " 6859 + pkg.applicationInfo.uid + "; old data erased"; 6860 reportSettingsProblem(Log.WARN, msg); 6861 recovered = true; 6862 6863 // And now re-install the app. 6864 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6865 pkg.applicationInfo.seinfo); 6866 if (ret == -1) { 6867 // Ack should not happen! 6868 msg = prefix + pkg.packageName 6869 + " could not have data directory re-created after delete."; 6870 reportSettingsProblem(Log.WARN, msg); 6871 throw new PackageManagerException( 6872 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6873 } 6874 } 6875 if (!recovered) { 6876 mHasSystemUidErrors = true; 6877 } 6878 } else if (!recovered) { 6879 // If we allow this install to proceed, we will be broken. 6880 // Abort, abort! 6881 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6882 "scanPackageLI"); 6883 } 6884 if (!recovered) { 6885 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6886 + pkg.applicationInfo.uid + "/fs_" 6887 + currentUid; 6888 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6889 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6890 String msg = "Package " + pkg.packageName 6891 + " has mismatched uid: " 6892 + currentUid + " on disk, " 6893 + pkg.applicationInfo.uid + " in settings"; 6894 // writer 6895 synchronized (mPackages) { 6896 mSettings.mReadMessages.append(msg); 6897 mSettings.mReadMessages.append('\n'); 6898 uidError = true; 6899 if (!pkgSetting.uidError) { 6900 reportSettingsProblem(Log.ERROR, msg); 6901 } 6902 } 6903 } 6904 } 6905 pkg.applicationInfo.dataDir = dataPath.getPath(); 6906 if (mShouldRestoreconData) { 6907 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6908 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6909 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6910 } 6911 } else { 6912 if (DEBUG_PACKAGE_SCANNING) { 6913 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6914 Log.v(TAG, "Want this data dir: " + dataPath); 6915 } 6916 //invoke installer to do the actual installation 6917 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6918 pkg.applicationInfo.seinfo); 6919 if (ret < 0) { 6920 // Error from installer 6921 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6922 "Unable to create data dirs [errorCode=" + ret + "]"); 6923 } 6924 6925 if (dataPath.exists()) { 6926 pkg.applicationInfo.dataDir = dataPath.getPath(); 6927 } else { 6928 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6929 pkg.applicationInfo.dataDir = null; 6930 } 6931 } 6932 6933 pkgSetting.uidError = uidError; 6934 } 6935 6936 final String path = scanFile.getPath(); 6937 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6938 6939 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6940 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6941 6942 // Some system apps still use directory structure for native libraries 6943 // in which case we might end up not detecting abi solely based on apk 6944 // structure. Try to detect abi based on directory structure. 6945 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6946 pkg.applicationInfo.primaryCpuAbi == null) { 6947 setBundledAppAbisAndRoots(pkg, pkgSetting); 6948 setNativeLibraryPaths(pkg); 6949 } 6950 6951 } else { 6952 if ((scanFlags & SCAN_MOVE) != 0) { 6953 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6954 // but we already have this packages package info in the PackageSetting. We just 6955 // use that and derive the native library path based on the new codepath. 6956 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6957 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6958 } 6959 6960 // Set native library paths again. For moves, the path will be updated based on the 6961 // ABIs we've determined above. For non-moves, the path will be updated based on the 6962 // ABIs we determined during compilation, but the path will depend on the final 6963 // package path (after the rename away from the stage path). 6964 setNativeLibraryPaths(pkg); 6965 } 6966 6967 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6968 final int[] userIds = sUserManager.getUserIds(); 6969 synchronized (mInstallLock) { 6970 // Make sure all user data directories are ready to roll; we're okay 6971 // if they already exist 6972 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6973 for (int userId : userIds) { 6974 if (userId != 0) { 6975 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6976 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6977 pkg.applicationInfo.seinfo); 6978 } 6979 } 6980 } 6981 6982 // Create a native library symlink only if we have native libraries 6983 // and if the native libraries are 32 bit libraries. We do not provide 6984 // this symlink for 64 bit libraries. 6985 if (pkg.applicationInfo.primaryCpuAbi != null && 6986 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6987 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6988 for (int userId : userIds) { 6989 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6990 nativeLibPath, userId) < 0) { 6991 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6992 "Failed linking native library dir (user=" + userId + ")"); 6993 } 6994 } 6995 } 6996 } 6997 6998 // This is a special case for the "system" package, where the ABI is 6999 // dictated by the zygote configuration (and init.rc). We should keep track 7000 // of this ABI so that we can deal with "normal" applications that run under 7001 // the same UID correctly. 7002 if (mPlatformPackage == pkg) { 7003 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7004 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7005 } 7006 7007 // If there's a mismatch between the abi-override in the package setting 7008 // and the abiOverride specified for the install. Warn about this because we 7009 // would've already compiled the app without taking the package setting into 7010 // account. 7011 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7012 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7013 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7014 " for package: " + pkg.packageName); 7015 } 7016 } 7017 7018 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7019 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7020 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7021 7022 // Copy the derived override back to the parsed package, so that we can 7023 // update the package settings accordingly. 7024 pkg.cpuAbiOverride = cpuAbiOverride; 7025 7026 if (DEBUG_ABI_SELECTION) { 7027 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7028 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7029 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7030 } 7031 7032 // Push the derived path down into PackageSettings so we know what to 7033 // clean up at uninstall time. 7034 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7035 7036 if (DEBUG_ABI_SELECTION) { 7037 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7038 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7039 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7040 } 7041 7042 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7043 // We don't do this here during boot because we can do it all 7044 // at once after scanning all existing packages. 7045 // 7046 // We also do this *before* we perform dexopt on this package, so that 7047 // we can avoid redundant dexopts, and also to make sure we've got the 7048 // code and package path correct. 7049 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7050 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7051 } 7052 7053 if ((scanFlags & SCAN_NO_DEX) == 0) { 7054 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7055 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7056 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7057 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7058 } 7059 } 7060 if (mFactoryTest && pkg.requestedPermissions.contains( 7061 android.Manifest.permission.FACTORY_TEST)) { 7062 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7063 } 7064 7065 ArrayList<PackageParser.Package> clientLibPkgs = null; 7066 7067 // writer 7068 synchronized (mPackages) { 7069 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7070 // Only system apps can add new shared libraries. 7071 if (pkg.libraryNames != null) { 7072 for (int i=0; i<pkg.libraryNames.size(); i++) { 7073 String name = pkg.libraryNames.get(i); 7074 boolean allowed = false; 7075 if (pkg.isUpdatedSystemApp()) { 7076 // New library entries can only be added through the 7077 // system image. This is important to get rid of a lot 7078 // of nasty edge cases: for example if we allowed a non- 7079 // system update of the app to add a library, then uninstalling 7080 // the update would make the library go away, and assumptions 7081 // we made such as through app install filtering would now 7082 // have allowed apps on the device which aren't compatible 7083 // with it. Better to just have the restriction here, be 7084 // conservative, and create many fewer cases that can negatively 7085 // impact the user experience. 7086 final PackageSetting sysPs = mSettings 7087 .getDisabledSystemPkgLPr(pkg.packageName); 7088 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7089 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7090 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7091 allowed = true; 7092 allowed = true; 7093 break; 7094 } 7095 } 7096 } 7097 } else { 7098 allowed = true; 7099 } 7100 if (allowed) { 7101 if (!mSharedLibraries.containsKey(name)) { 7102 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7103 } else if (!name.equals(pkg.packageName)) { 7104 Slog.w(TAG, "Package " + pkg.packageName + " library " 7105 + name + " already exists; skipping"); 7106 } 7107 } else { 7108 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7109 + name + " that is not declared on system image; skipping"); 7110 } 7111 } 7112 if ((scanFlags&SCAN_BOOTING) == 0) { 7113 // If we are not booting, we need to update any applications 7114 // that are clients of our shared library. If we are booting, 7115 // this will all be done once the scan is complete. 7116 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7117 } 7118 } 7119 } 7120 } 7121 7122 // We also need to dexopt any apps that are dependent on this library. Note that 7123 // if these fail, we should abort the install since installing the library will 7124 // result in some apps being broken. 7125 if (clientLibPkgs != null) { 7126 if ((scanFlags & SCAN_NO_DEX) == 0) { 7127 for (int i = 0; i < clientLibPkgs.size(); i++) { 7128 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7129 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7130 null /* instruction sets */, forceDex, 7131 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7132 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7133 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7134 "scanPackageLI failed to dexopt clientLibPkgs"); 7135 } 7136 } 7137 } 7138 } 7139 7140 // Request the ActivityManager to kill the process(only for existing packages) 7141 // so that we do not end up in a confused state while the user is still using the older 7142 // version of the application while the new one gets installed. 7143 if ((scanFlags & SCAN_REPLACING) != 0) { 7144 killApplication(pkg.applicationInfo.packageName, 7145 pkg.applicationInfo.uid, "replace pkg"); 7146 } 7147 7148 // Also need to kill any apps that are dependent on the library. 7149 if (clientLibPkgs != null) { 7150 for (int i=0; i<clientLibPkgs.size(); i++) { 7151 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7152 killApplication(clientPkg.applicationInfo.packageName, 7153 clientPkg.applicationInfo.uid, "update lib"); 7154 } 7155 } 7156 7157 // Make sure we're not adding any bogus keyset info 7158 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7159 ksms.assertScannedPackageValid(pkg); 7160 7161 // writer 7162 synchronized (mPackages) { 7163 // We don't expect installation to fail beyond this point 7164 7165 // Add the new setting to mSettings 7166 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7167 // Add the new setting to mPackages 7168 mPackages.put(pkg.applicationInfo.packageName, pkg); 7169 // Make sure we don't accidentally delete its data. 7170 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7171 while (iter.hasNext()) { 7172 PackageCleanItem item = iter.next(); 7173 if (pkgName.equals(item.packageName)) { 7174 iter.remove(); 7175 } 7176 } 7177 7178 // Take care of first install / last update times. 7179 if (currentTime != 0) { 7180 if (pkgSetting.firstInstallTime == 0) { 7181 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7182 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7183 pkgSetting.lastUpdateTime = currentTime; 7184 } 7185 } else if (pkgSetting.firstInstallTime == 0) { 7186 // We need *something*. Take time time stamp of the file. 7187 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7188 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7189 if (scanFileTime != pkgSetting.timeStamp) { 7190 // A package on the system image has changed; consider this 7191 // to be an update. 7192 pkgSetting.lastUpdateTime = scanFileTime; 7193 } 7194 } 7195 7196 // Add the package's KeySets to the global KeySetManagerService 7197 ksms.addScannedPackageLPw(pkg); 7198 7199 int N = pkg.providers.size(); 7200 StringBuilder r = null; 7201 int i; 7202 for (i=0; i<N; i++) { 7203 PackageParser.Provider p = pkg.providers.get(i); 7204 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7205 p.info.processName, pkg.applicationInfo.uid); 7206 mProviders.addProvider(p); 7207 p.syncable = p.info.isSyncable; 7208 if (p.info.authority != null) { 7209 String names[] = p.info.authority.split(";"); 7210 p.info.authority = null; 7211 for (int j = 0; j < names.length; j++) { 7212 if (j == 1 && p.syncable) { 7213 // We only want the first authority for a provider to possibly be 7214 // syncable, so if we already added this provider using a different 7215 // authority clear the syncable flag. We copy the provider before 7216 // changing it because the mProviders object contains a reference 7217 // to a provider that we don't want to change. 7218 // Only do this for the second authority since the resulting provider 7219 // object can be the same for all future authorities for this provider. 7220 p = new PackageParser.Provider(p); 7221 p.syncable = false; 7222 } 7223 if (!mProvidersByAuthority.containsKey(names[j])) { 7224 mProvidersByAuthority.put(names[j], p); 7225 if (p.info.authority == null) { 7226 p.info.authority = names[j]; 7227 } else { 7228 p.info.authority = p.info.authority + ";" + names[j]; 7229 } 7230 if (DEBUG_PACKAGE_SCANNING) { 7231 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7232 Log.d(TAG, "Registered content provider: " + names[j] 7233 + ", className = " + p.info.name + ", isSyncable = " 7234 + p.info.isSyncable); 7235 } 7236 } else { 7237 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7238 Slog.w(TAG, "Skipping provider name " + names[j] + 7239 " (in package " + pkg.applicationInfo.packageName + 7240 "): name already used by " 7241 + ((other != null && other.getComponentName() != null) 7242 ? other.getComponentName().getPackageName() : "?")); 7243 } 7244 } 7245 } 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 } 7255 if (r != null) { 7256 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7257 } 7258 7259 N = pkg.services.size(); 7260 r = null; 7261 for (i=0; i<N; i++) { 7262 PackageParser.Service s = pkg.services.get(i); 7263 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7264 s.info.processName, pkg.applicationInfo.uid); 7265 mServices.addService(s); 7266 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7267 if (r == null) { 7268 r = new StringBuilder(256); 7269 } else { 7270 r.append(' '); 7271 } 7272 r.append(s.info.name); 7273 } 7274 } 7275 if (r != null) { 7276 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7277 } 7278 7279 N = pkg.receivers.size(); 7280 r = null; 7281 for (i=0; i<N; i++) { 7282 PackageParser.Activity a = pkg.receivers.get(i); 7283 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7284 a.info.processName, pkg.applicationInfo.uid); 7285 mReceivers.addActivity(a, "receiver"); 7286 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7287 if (r == null) { 7288 r = new StringBuilder(256); 7289 } else { 7290 r.append(' '); 7291 } 7292 r.append(a.info.name); 7293 } 7294 } 7295 if (r != null) { 7296 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7297 } 7298 7299 N = pkg.activities.size(); 7300 r = null; 7301 for (i=0; i<N; i++) { 7302 PackageParser.Activity a = pkg.activities.get(i); 7303 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7304 a.info.processName, pkg.applicationInfo.uid); 7305 mActivities.addActivity(a, "activity"); 7306 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7307 if (r == null) { 7308 r = new StringBuilder(256); 7309 } else { 7310 r.append(' '); 7311 } 7312 r.append(a.info.name); 7313 } 7314 } 7315 if (r != null) { 7316 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7317 } 7318 7319 N = pkg.permissionGroups.size(); 7320 r = null; 7321 for (i=0; i<N; i++) { 7322 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7323 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7324 if (cur == null) { 7325 mPermissionGroups.put(pg.info.name, pg); 7326 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7327 if (r == null) { 7328 r = new StringBuilder(256); 7329 } else { 7330 r.append(' '); 7331 } 7332 r.append(pg.info.name); 7333 } 7334 } else { 7335 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7336 + pg.info.packageName + " ignored: original from " 7337 + cur.info.packageName); 7338 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7339 if (r == null) { 7340 r = new StringBuilder(256); 7341 } else { 7342 r.append(' '); 7343 } 7344 r.append("DUP:"); 7345 r.append(pg.info.name); 7346 } 7347 } 7348 } 7349 if (r != null) { 7350 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7351 } 7352 7353 N = pkg.permissions.size(); 7354 r = null; 7355 for (i=0; i<N; i++) { 7356 PackageParser.Permission p = pkg.permissions.get(i); 7357 7358 // Assume by default that we did not install this permission into the system. 7359 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7360 7361 // Now that permission groups have a special meaning, we ignore permission 7362 // groups for legacy apps to prevent unexpected behavior. In particular, 7363 // permissions for one app being granted to someone just becuase they happen 7364 // to be in a group defined by another app (before this had no implications). 7365 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7366 p.group = mPermissionGroups.get(p.info.group); 7367 // Warn for a permission in an unknown group. 7368 if (p.info.group != null && p.group == null) { 7369 Slog.w(TAG, "Permission " + p.info.name + " from package " 7370 + p.info.packageName + " in an unknown group " + p.info.group); 7371 } 7372 } 7373 7374 ArrayMap<String, BasePermission> permissionMap = 7375 p.tree ? mSettings.mPermissionTrees 7376 : mSettings.mPermissions; 7377 BasePermission bp = permissionMap.get(p.info.name); 7378 7379 // Allow system apps to redefine non-system permissions 7380 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7381 final boolean currentOwnerIsSystem = (bp.perm != null 7382 && isSystemApp(bp.perm.owner)); 7383 if (isSystemApp(p.owner)) { 7384 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7385 // It's a built-in permission and no owner, take ownership now 7386 bp.packageSetting = pkgSetting; 7387 bp.perm = p; 7388 bp.uid = pkg.applicationInfo.uid; 7389 bp.sourcePackage = p.info.packageName; 7390 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7391 } else if (!currentOwnerIsSystem) { 7392 String msg = "New decl " + p.owner + " of permission " 7393 + p.info.name + " is system; overriding " + bp.sourcePackage; 7394 reportSettingsProblem(Log.WARN, msg); 7395 bp = null; 7396 } 7397 } 7398 } 7399 7400 if (bp == null) { 7401 bp = new BasePermission(p.info.name, p.info.packageName, 7402 BasePermission.TYPE_NORMAL); 7403 permissionMap.put(p.info.name, bp); 7404 } 7405 7406 if (bp.perm == null) { 7407 if (bp.sourcePackage == null 7408 || bp.sourcePackage.equals(p.info.packageName)) { 7409 BasePermission tree = findPermissionTreeLP(p.info.name); 7410 if (tree == null 7411 || tree.sourcePackage.equals(p.info.packageName)) { 7412 bp.packageSetting = pkgSetting; 7413 bp.perm = p; 7414 bp.uid = pkg.applicationInfo.uid; 7415 bp.sourcePackage = p.info.packageName; 7416 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7417 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7418 if (r == null) { 7419 r = new StringBuilder(256); 7420 } else { 7421 r.append(' '); 7422 } 7423 r.append(p.info.name); 7424 } 7425 } else { 7426 Slog.w(TAG, "Permission " + p.info.name + " from package " 7427 + p.info.packageName + " ignored: base tree " 7428 + tree.name + " is from package " 7429 + tree.sourcePackage); 7430 } 7431 } else { 7432 Slog.w(TAG, "Permission " + p.info.name + " from package " 7433 + p.info.packageName + " ignored: original from " 7434 + bp.sourcePackage); 7435 } 7436 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7437 if (r == null) { 7438 r = new StringBuilder(256); 7439 } else { 7440 r.append(' '); 7441 } 7442 r.append("DUP:"); 7443 r.append(p.info.name); 7444 } 7445 if (bp.perm == p) { 7446 bp.protectionLevel = p.info.protectionLevel; 7447 } 7448 } 7449 7450 if (r != null) { 7451 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7452 } 7453 7454 N = pkg.instrumentation.size(); 7455 r = null; 7456 for (i=0; i<N; i++) { 7457 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7458 a.info.packageName = pkg.applicationInfo.packageName; 7459 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7460 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7461 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7462 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7463 a.info.dataDir = pkg.applicationInfo.dataDir; 7464 7465 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7466 // need other information about the application, like the ABI and what not ? 7467 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7468 mInstrumentation.put(a.getComponentName(), a); 7469 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7470 if (r == null) { 7471 r = new StringBuilder(256); 7472 } else { 7473 r.append(' '); 7474 } 7475 r.append(a.info.name); 7476 } 7477 } 7478 if (r != null) { 7479 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7480 } 7481 7482 if (pkg.protectedBroadcasts != null) { 7483 N = pkg.protectedBroadcasts.size(); 7484 for (i=0; i<N; i++) { 7485 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7486 } 7487 } 7488 7489 pkgSetting.setTimeStamp(scanFileTime); 7490 7491 // Create idmap files for pairs of (packages, overlay packages). 7492 // Note: "android", ie framework-res.apk, is handled by native layers. 7493 if (pkg.mOverlayTarget != null) { 7494 // This is an overlay package. 7495 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7496 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7497 mOverlays.put(pkg.mOverlayTarget, 7498 new ArrayMap<String, PackageParser.Package>()); 7499 } 7500 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7501 map.put(pkg.packageName, pkg); 7502 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7503 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7504 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7505 "scanPackageLI failed to createIdmap"); 7506 } 7507 } 7508 } else if (mOverlays.containsKey(pkg.packageName) && 7509 !pkg.packageName.equals("android")) { 7510 // This is a regular package, with one or more known overlay packages. 7511 createIdmapsForPackageLI(pkg); 7512 } 7513 } 7514 7515 return pkg; 7516 } 7517 7518 /** 7519 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7520 * is derived purely on the basis of the contents of {@code scanFile} and 7521 * {@code cpuAbiOverride}. 7522 * 7523 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7524 */ 7525 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7526 String cpuAbiOverride, boolean extractLibs) 7527 throws PackageManagerException { 7528 // TODO: We can probably be smarter about this stuff. For installed apps, 7529 // we can calculate this information at install time once and for all. For 7530 // system apps, we can probably assume that this information doesn't change 7531 // after the first boot scan. As things stand, we do lots of unnecessary work. 7532 7533 // Give ourselves some initial paths; we'll come back for another 7534 // pass once we've determined ABI below. 7535 setNativeLibraryPaths(pkg); 7536 7537 // We would never need to extract libs for forward-locked and external packages, 7538 // since the container service will do it for us. We shouldn't attempt to 7539 // extract libs from system app when it was not updated. 7540 if (pkg.isForwardLocked() || isExternal(pkg) || 7541 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7542 extractLibs = false; 7543 } 7544 7545 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7546 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7547 7548 NativeLibraryHelper.Handle handle = null; 7549 try { 7550 handle = NativeLibraryHelper.Handle.create(pkg); 7551 // TODO(multiArch): This can be null for apps that didn't go through the 7552 // usual installation process. We can calculate it again, like we 7553 // do during install time. 7554 // 7555 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7556 // unnecessary. 7557 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7558 7559 // Null out the abis so that they can be recalculated. 7560 pkg.applicationInfo.primaryCpuAbi = null; 7561 pkg.applicationInfo.secondaryCpuAbi = null; 7562 if (isMultiArch(pkg.applicationInfo)) { 7563 // Warn if we've set an abiOverride for multi-lib packages.. 7564 // By definition, we need to copy both 32 and 64 bit libraries for 7565 // such packages. 7566 if (pkg.cpuAbiOverride != null 7567 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7568 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7569 } 7570 7571 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7572 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7573 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7574 if (extractLibs) { 7575 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7576 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7577 useIsaSpecificSubdirs); 7578 } else { 7579 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7580 } 7581 } 7582 7583 maybeThrowExceptionForMultiArchCopy( 7584 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7585 7586 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7587 if (extractLibs) { 7588 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7589 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7590 useIsaSpecificSubdirs); 7591 } else { 7592 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7593 } 7594 } 7595 7596 maybeThrowExceptionForMultiArchCopy( 7597 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7598 7599 if (abi64 >= 0) { 7600 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7601 } 7602 7603 if (abi32 >= 0) { 7604 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7605 if (abi64 >= 0) { 7606 pkg.applicationInfo.secondaryCpuAbi = abi; 7607 } else { 7608 pkg.applicationInfo.primaryCpuAbi = abi; 7609 } 7610 } 7611 } else { 7612 String[] abiList = (cpuAbiOverride != null) ? 7613 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7614 7615 // Enable gross and lame hacks for apps that are built with old 7616 // SDK tools. We must scan their APKs for renderscript bitcode and 7617 // not launch them if it's present. Don't bother checking on devices 7618 // that don't have 64 bit support. 7619 boolean needsRenderScriptOverride = false; 7620 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7621 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7622 abiList = Build.SUPPORTED_32_BIT_ABIS; 7623 needsRenderScriptOverride = true; 7624 } 7625 7626 final int copyRet; 7627 if (extractLibs) { 7628 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7629 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7630 } else { 7631 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7632 } 7633 7634 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7635 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7636 "Error unpackaging native libs for app, errorCode=" + copyRet); 7637 } 7638 7639 if (copyRet >= 0) { 7640 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7641 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7642 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7643 } else if (needsRenderScriptOverride) { 7644 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7645 } 7646 } 7647 } catch (IOException ioe) { 7648 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7649 } finally { 7650 IoUtils.closeQuietly(handle); 7651 } 7652 7653 // Now that we've calculated the ABIs and determined if it's an internal app, 7654 // we will go ahead and populate the nativeLibraryPath. 7655 setNativeLibraryPaths(pkg); 7656 } 7657 7658 /** 7659 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7660 * i.e, so that all packages can be run inside a single process if required. 7661 * 7662 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7663 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7664 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7665 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7666 * updating a package that belongs to a shared user. 7667 * 7668 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7669 * adds unnecessary complexity. 7670 */ 7671 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7672 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7673 String requiredInstructionSet = null; 7674 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7675 requiredInstructionSet = VMRuntime.getInstructionSet( 7676 scannedPackage.applicationInfo.primaryCpuAbi); 7677 } 7678 7679 PackageSetting requirer = null; 7680 for (PackageSetting ps : packagesForUser) { 7681 // If packagesForUser contains scannedPackage, we skip it. This will happen 7682 // when scannedPackage is an update of an existing package. Without this check, 7683 // we will never be able to change the ABI of any package belonging to a shared 7684 // user, even if it's compatible with other packages. 7685 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7686 if (ps.primaryCpuAbiString == null) { 7687 continue; 7688 } 7689 7690 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7691 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7692 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7693 // this but there's not much we can do. 7694 String errorMessage = "Instruction set mismatch, " 7695 + ((requirer == null) ? "[caller]" : requirer) 7696 + " requires " + requiredInstructionSet + " whereas " + ps 7697 + " requires " + instructionSet; 7698 Slog.w(TAG, errorMessage); 7699 } 7700 7701 if (requiredInstructionSet == null) { 7702 requiredInstructionSet = instructionSet; 7703 requirer = ps; 7704 } 7705 } 7706 } 7707 7708 if (requiredInstructionSet != null) { 7709 String adjustedAbi; 7710 if (requirer != null) { 7711 // requirer != null implies that either scannedPackage was null or that scannedPackage 7712 // did not require an ABI, in which case we have to adjust scannedPackage to match 7713 // the ABI of the set (which is the same as requirer's ABI) 7714 adjustedAbi = requirer.primaryCpuAbiString; 7715 if (scannedPackage != null) { 7716 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7717 } 7718 } else { 7719 // requirer == null implies that we're updating all ABIs in the set to 7720 // match scannedPackage. 7721 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7722 } 7723 7724 for (PackageSetting ps : packagesForUser) { 7725 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7726 if (ps.primaryCpuAbiString != null) { 7727 continue; 7728 } 7729 7730 ps.primaryCpuAbiString = adjustedAbi; 7731 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7732 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7733 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7734 7735 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7736 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7737 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7738 ps.primaryCpuAbiString = null; 7739 ps.pkg.applicationInfo.primaryCpuAbi = null; 7740 return; 7741 } else { 7742 mInstaller.rmdex(ps.codePathString, 7743 getDexCodeInstructionSet(getPreferredInstructionSet())); 7744 } 7745 } 7746 } 7747 } 7748 } 7749 } 7750 7751 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7752 synchronized (mPackages) { 7753 mResolverReplaced = true; 7754 // Set up information for custom user intent resolution activity. 7755 mResolveActivity.applicationInfo = pkg.applicationInfo; 7756 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7757 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7758 mResolveActivity.processName = pkg.applicationInfo.packageName; 7759 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7760 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7761 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7762 mResolveActivity.theme = 0; 7763 mResolveActivity.exported = true; 7764 mResolveActivity.enabled = true; 7765 mResolveInfo.activityInfo = mResolveActivity; 7766 mResolveInfo.priority = 0; 7767 mResolveInfo.preferredOrder = 0; 7768 mResolveInfo.match = 0; 7769 mResolveComponentName = mCustomResolverComponentName; 7770 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7771 mResolveComponentName); 7772 } 7773 } 7774 7775 private static String calculateBundledApkRoot(final String codePathString) { 7776 final File codePath = new File(codePathString); 7777 final File codeRoot; 7778 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7779 codeRoot = Environment.getRootDirectory(); 7780 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7781 codeRoot = Environment.getOemDirectory(); 7782 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7783 codeRoot = Environment.getVendorDirectory(); 7784 } else { 7785 // Unrecognized code path; take its top real segment as the apk root: 7786 // e.g. /something/app/blah.apk => /something 7787 try { 7788 File f = codePath.getCanonicalFile(); 7789 File parent = f.getParentFile(); // non-null because codePath is a file 7790 File tmp; 7791 while ((tmp = parent.getParentFile()) != null) { 7792 f = parent; 7793 parent = tmp; 7794 } 7795 codeRoot = f; 7796 Slog.w(TAG, "Unrecognized code path " 7797 + codePath + " - using " + codeRoot); 7798 } catch (IOException e) { 7799 // Can't canonicalize the code path -- shenanigans? 7800 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7801 return Environment.getRootDirectory().getPath(); 7802 } 7803 } 7804 return codeRoot.getPath(); 7805 } 7806 7807 /** 7808 * Derive and set the location of native libraries for the given package, 7809 * which varies depending on where and how the package was installed. 7810 */ 7811 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7812 final ApplicationInfo info = pkg.applicationInfo; 7813 final String codePath = pkg.codePath; 7814 final File codeFile = new File(codePath); 7815 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7816 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7817 7818 info.nativeLibraryRootDir = null; 7819 info.nativeLibraryRootRequiresIsa = false; 7820 info.nativeLibraryDir = null; 7821 info.secondaryNativeLibraryDir = null; 7822 7823 if (isApkFile(codeFile)) { 7824 // Monolithic install 7825 if (bundledApp) { 7826 // If "/system/lib64/apkname" exists, assume that is the per-package 7827 // native library directory to use; otherwise use "/system/lib/apkname". 7828 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7829 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7830 getPrimaryInstructionSet(info)); 7831 7832 // This is a bundled system app so choose the path based on the ABI. 7833 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7834 // is just the default path. 7835 final String apkName = deriveCodePathName(codePath); 7836 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7837 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7838 apkName).getAbsolutePath(); 7839 7840 if (info.secondaryCpuAbi != null) { 7841 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7842 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7843 secondaryLibDir, apkName).getAbsolutePath(); 7844 } 7845 } else if (asecApp) { 7846 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7847 .getAbsolutePath(); 7848 } else { 7849 final String apkName = deriveCodePathName(codePath); 7850 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7851 .getAbsolutePath(); 7852 } 7853 7854 info.nativeLibraryRootRequiresIsa = false; 7855 info.nativeLibraryDir = info.nativeLibraryRootDir; 7856 } else { 7857 // Cluster install 7858 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7859 info.nativeLibraryRootRequiresIsa = true; 7860 7861 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7862 getPrimaryInstructionSet(info)).getAbsolutePath(); 7863 7864 if (info.secondaryCpuAbi != null) { 7865 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7866 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7867 } 7868 } 7869 } 7870 7871 /** 7872 * Calculate the abis and roots for a bundled app. These can uniquely 7873 * be determined from the contents of the system partition, i.e whether 7874 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7875 * of this information, and instead assume that the system was built 7876 * sensibly. 7877 */ 7878 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7879 PackageSetting pkgSetting) { 7880 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7881 7882 // If "/system/lib64/apkname" exists, assume that is the per-package 7883 // native library directory to use; otherwise use "/system/lib/apkname". 7884 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7885 setBundledAppAbi(pkg, apkRoot, apkName); 7886 // pkgSetting might be null during rescan following uninstall of updates 7887 // to a bundled app, so accommodate that possibility. The settings in 7888 // that case will be established later from the parsed package. 7889 // 7890 // If the settings aren't null, sync them up with what we've just derived. 7891 // note that apkRoot isn't stored in the package settings. 7892 if (pkgSetting != null) { 7893 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7894 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7895 } 7896 } 7897 7898 /** 7899 * Deduces the ABI of a bundled app and sets the relevant fields on the 7900 * parsed pkg object. 7901 * 7902 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7903 * under which system libraries are installed. 7904 * @param apkName the name of the installed package. 7905 */ 7906 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7907 final File codeFile = new File(pkg.codePath); 7908 7909 final boolean has64BitLibs; 7910 final boolean has32BitLibs; 7911 if (isApkFile(codeFile)) { 7912 // Monolithic install 7913 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7914 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7915 } else { 7916 // Cluster install 7917 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7918 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7919 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7920 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7921 has64BitLibs = (new File(rootDir, isa)).exists(); 7922 } else { 7923 has64BitLibs = false; 7924 } 7925 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7926 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7927 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7928 has32BitLibs = (new File(rootDir, isa)).exists(); 7929 } else { 7930 has32BitLibs = false; 7931 } 7932 } 7933 7934 if (has64BitLibs && !has32BitLibs) { 7935 // The package has 64 bit libs, but not 32 bit libs. Its primary 7936 // ABI should be 64 bit. We can safely assume here that the bundled 7937 // native libraries correspond to the most preferred ABI in the list. 7938 7939 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7940 pkg.applicationInfo.secondaryCpuAbi = null; 7941 } else if (has32BitLibs && !has64BitLibs) { 7942 // The package has 32 bit libs but not 64 bit libs. Its primary 7943 // ABI should be 32 bit. 7944 7945 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7946 pkg.applicationInfo.secondaryCpuAbi = null; 7947 } else if (has32BitLibs && has64BitLibs) { 7948 // The application has both 64 and 32 bit bundled libraries. We check 7949 // here that the app declares multiArch support, and warn if it doesn't. 7950 // 7951 // We will be lenient here and record both ABIs. The primary will be the 7952 // ABI that's higher on the list, i.e, a device that's configured to prefer 7953 // 64 bit apps will see a 64 bit primary ABI, 7954 7955 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7956 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7957 } 7958 7959 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7960 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7961 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7962 } else { 7963 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7964 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7965 } 7966 } else { 7967 pkg.applicationInfo.primaryCpuAbi = null; 7968 pkg.applicationInfo.secondaryCpuAbi = null; 7969 } 7970 } 7971 7972 private void killApplication(String pkgName, int appId, String reason) { 7973 // Request the ActivityManager to kill the process(only for existing packages) 7974 // so that we do not end up in a confused state while the user is still using the older 7975 // version of the application while the new one gets installed. 7976 IActivityManager am = ActivityManagerNative.getDefault(); 7977 if (am != null) { 7978 try { 7979 am.killApplicationWithAppId(pkgName, appId, reason); 7980 } catch (RemoteException e) { 7981 } 7982 } 7983 } 7984 7985 void removePackageLI(PackageSetting ps, boolean chatty) { 7986 if (DEBUG_INSTALL) { 7987 if (chatty) 7988 Log.d(TAG, "Removing package " + ps.name); 7989 } 7990 7991 // writer 7992 synchronized (mPackages) { 7993 mPackages.remove(ps.name); 7994 final PackageParser.Package pkg = ps.pkg; 7995 if (pkg != null) { 7996 cleanPackageDataStructuresLILPw(pkg, chatty); 7997 } 7998 } 7999 } 8000 8001 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8002 if (DEBUG_INSTALL) { 8003 if (chatty) 8004 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8005 } 8006 8007 // writer 8008 synchronized (mPackages) { 8009 mPackages.remove(pkg.applicationInfo.packageName); 8010 cleanPackageDataStructuresLILPw(pkg, chatty); 8011 } 8012 } 8013 8014 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8015 int N = pkg.providers.size(); 8016 StringBuilder r = null; 8017 int i; 8018 for (i=0; i<N; i++) { 8019 PackageParser.Provider p = pkg.providers.get(i); 8020 mProviders.removeProvider(p); 8021 if (p.info.authority == null) { 8022 8023 /* There was another ContentProvider with this authority when 8024 * this app was installed so this authority is null, 8025 * Ignore it as we don't have to unregister the provider. 8026 */ 8027 continue; 8028 } 8029 String names[] = p.info.authority.split(";"); 8030 for (int j = 0; j < names.length; j++) { 8031 if (mProvidersByAuthority.get(names[j]) == p) { 8032 mProvidersByAuthority.remove(names[j]); 8033 if (DEBUG_REMOVE) { 8034 if (chatty) 8035 Log.d(TAG, "Unregistered content provider: " + names[j] 8036 + ", className = " + p.info.name + ", isSyncable = " 8037 + p.info.isSyncable); 8038 } 8039 } 8040 } 8041 if (DEBUG_REMOVE && chatty) { 8042 if (r == null) { 8043 r = new StringBuilder(256); 8044 } else { 8045 r.append(' '); 8046 } 8047 r.append(p.info.name); 8048 } 8049 } 8050 if (r != null) { 8051 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8052 } 8053 8054 N = pkg.services.size(); 8055 r = null; 8056 for (i=0; i<N; i++) { 8057 PackageParser.Service s = pkg.services.get(i); 8058 mServices.removeService(s); 8059 if (chatty) { 8060 if (r == null) { 8061 r = new StringBuilder(256); 8062 } else { 8063 r.append(' '); 8064 } 8065 r.append(s.info.name); 8066 } 8067 } 8068 if (r != null) { 8069 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8070 } 8071 8072 N = pkg.receivers.size(); 8073 r = null; 8074 for (i=0; i<N; i++) { 8075 PackageParser.Activity a = pkg.receivers.get(i); 8076 mReceivers.removeActivity(a, "receiver"); 8077 if (DEBUG_REMOVE && chatty) { 8078 if (r == null) { 8079 r = new StringBuilder(256); 8080 } else { 8081 r.append(' '); 8082 } 8083 r.append(a.info.name); 8084 } 8085 } 8086 if (r != null) { 8087 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8088 } 8089 8090 N = pkg.activities.size(); 8091 r = null; 8092 for (i=0; i<N; i++) { 8093 PackageParser.Activity a = pkg.activities.get(i); 8094 mActivities.removeActivity(a, "activity"); 8095 if (DEBUG_REMOVE && chatty) { 8096 if (r == null) { 8097 r = new StringBuilder(256); 8098 } else { 8099 r.append(' '); 8100 } 8101 r.append(a.info.name); 8102 } 8103 } 8104 if (r != null) { 8105 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8106 } 8107 8108 N = pkg.permissions.size(); 8109 r = null; 8110 for (i=0; i<N; i++) { 8111 PackageParser.Permission p = pkg.permissions.get(i); 8112 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8113 if (bp == null) { 8114 bp = mSettings.mPermissionTrees.get(p.info.name); 8115 } 8116 if (bp != null && bp.perm == p) { 8117 bp.perm = null; 8118 if (DEBUG_REMOVE && chatty) { 8119 if (r == null) { 8120 r = new StringBuilder(256); 8121 } else { 8122 r.append(' '); 8123 } 8124 r.append(p.info.name); 8125 } 8126 } 8127 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8128 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8129 if (appOpPerms != null) { 8130 appOpPerms.remove(pkg.packageName); 8131 } 8132 } 8133 } 8134 if (r != null) { 8135 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8136 } 8137 8138 N = pkg.requestedPermissions.size(); 8139 r = null; 8140 for (i=0; i<N; i++) { 8141 String perm = pkg.requestedPermissions.get(i); 8142 BasePermission bp = mSettings.mPermissions.get(perm); 8143 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8144 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8145 if (appOpPerms != null) { 8146 appOpPerms.remove(pkg.packageName); 8147 if (appOpPerms.isEmpty()) { 8148 mAppOpPermissionPackages.remove(perm); 8149 } 8150 } 8151 } 8152 } 8153 if (r != null) { 8154 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8155 } 8156 8157 N = pkg.instrumentation.size(); 8158 r = null; 8159 for (i=0; i<N; i++) { 8160 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8161 mInstrumentation.remove(a.getComponentName()); 8162 if (DEBUG_REMOVE && chatty) { 8163 if (r == null) { 8164 r = new StringBuilder(256); 8165 } else { 8166 r.append(' '); 8167 } 8168 r.append(a.info.name); 8169 } 8170 } 8171 if (r != null) { 8172 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8173 } 8174 8175 r = null; 8176 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8177 // Only system apps can hold shared libraries. 8178 if (pkg.libraryNames != null) { 8179 for (i=0; i<pkg.libraryNames.size(); i++) { 8180 String name = pkg.libraryNames.get(i); 8181 SharedLibraryEntry cur = mSharedLibraries.get(name); 8182 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8183 mSharedLibraries.remove(name); 8184 if (DEBUG_REMOVE && chatty) { 8185 if (r == null) { 8186 r = new StringBuilder(256); 8187 } else { 8188 r.append(' '); 8189 } 8190 r.append(name); 8191 } 8192 } 8193 } 8194 } 8195 } 8196 if (r != null) { 8197 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8198 } 8199 } 8200 8201 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8202 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8203 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8204 return true; 8205 } 8206 } 8207 return false; 8208 } 8209 8210 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8211 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8212 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8213 8214 private void updatePermissionsLPw(String changingPkg, 8215 PackageParser.Package pkgInfo, int flags) { 8216 // Make sure there are no dangling permission trees. 8217 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8218 while (it.hasNext()) { 8219 final BasePermission bp = it.next(); 8220 if (bp.packageSetting == null) { 8221 // We may not yet have parsed the package, so just see if 8222 // we still know about its settings. 8223 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8224 } 8225 if (bp.packageSetting == null) { 8226 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8227 + " from package " + bp.sourcePackage); 8228 it.remove(); 8229 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8230 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8231 Slog.i(TAG, "Removing old permission tree: " + bp.name 8232 + " from package " + bp.sourcePackage); 8233 flags |= UPDATE_PERMISSIONS_ALL; 8234 it.remove(); 8235 } 8236 } 8237 } 8238 8239 // Make sure all dynamic permissions have been assigned to a package, 8240 // and make sure there are no dangling permissions. 8241 it = mSettings.mPermissions.values().iterator(); 8242 while (it.hasNext()) { 8243 final BasePermission bp = it.next(); 8244 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8245 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8246 + bp.name + " pkg=" + bp.sourcePackage 8247 + " info=" + bp.pendingInfo); 8248 if (bp.packageSetting == null && bp.pendingInfo != null) { 8249 final BasePermission tree = findPermissionTreeLP(bp.name); 8250 if (tree != null && tree.perm != null) { 8251 bp.packageSetting = tree.packageSetting; 8252 bp.perm = new PackageParser.Permission(tree.perm.owner, 8253 new PermissionInfo(bp.pendingInfo)); 8254 bp.perm.info.packageName = tree.perm.info.packageName; 8255 bp.perm.info.name = bp.name; 8256 bp.uid = tree.uid; 8257 } 8258 } 8259 } 8260 if (bp.packageSetting == null) { 8261 // We may not yet have parsed the package, so just see if 8262 // we still know about its settings. 8263 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8264 } 8265 if (bp.packageSetting == null) { 8266 Slog.w(TAG, "Removing dangling permission: " + bp.name 8267 + " from package " + bp.sourcePackage); 8268 it.remove(); 8269 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8270 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8271 Slog.i(TAG, "Removing old permission: " + bp.name 8272 + " from package " + bp.sourcePackage); 8273 flags |= UPDATE_PERMISSIONS_ALL; 8274 it.remove(); 8275 } 8276 } 8277 } 8278 8279 // Now update the permissions for all packages, in particular 8280 // replace the granted permissions of the system packages. 8281 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8282 for (PackageParser.Package pkg : mPackages.values()) { 8283 if (pkg != pkgInfo) { 8284 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8285 changingPkg); 8286 } 8287 } 8288 } 8289 8290 if (pkgInfo != null) { 8291 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8292 } 8293 } 8294 8295 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8296 String packageOfInterest) { 8297 // IMPORTANT: There are two types of permissions: install and runtime. 8298 // Install time permissions are granted when the app is installed to 8299 // all device users and users added in the future. Runtime permissions 8300 // are granted at runtime explicitly to specific users. Normal and signature 8301 // protected permissions are install time permissions. Dangerous permissions 8302 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8303 // otherwise they are runtime permissions. This function does not manage 8304 // runtime permissions except for the case an app targeting Lollipop MR1 8305 // being upgraded to target a newer SDK, in which case dangerous permissions 8306 // are transformed from install time to runtime ones. 8307 8308 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8309 if (ps == null) { 8310 return; 8311 } 8312 8313 PermissionsState permissionsState = ps.getPermissionsState(); 8314 PermissionsState origPermissions = permissionsState; 8315 8316 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8317 8318 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8319 8320 boolean changedInstallPermission = false; 8321 8322 if (replace) { 8323 ps.installPermissionsFixed = false; 8324 if (!ps.isSharedUser()) { 8325 origPermissions = new PermissionsState(permissionsState); 8326 permissionsState.reset(); 8327 } 8328 } 8329 8330 permissionsState.setGlobalGids(mGlobalGids); 8331 8332 final int N = pkg.requestedPermissions.size(); 8333 for (int i=0; i<N; i++) { 8334 final String name = pkg.requestedPermissions.get(i); 8335 final BasePermission bp = mSettings.mPermissions.get(name); 8336 8337 if (DEBUG_INSTALL) { 8338 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8339 } 8340 8341 if (bp == null || bp.packageSetting == null) { 8342 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8343 Slog.w(TAG, "Unknown permission " + name 8344 + " in package " + pkg.packageName); 8345 } 8346 continue; 8347 } 8348 8349 final String perm = bp.name; 8350 boolean allowedSig = false; 8351 int grant = GRANT_DENIED; 8352 8353 // Keep track of app op permissions. 8354 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8355 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8356 if (pkgs == null) { 8357 pkgs = new ArraySet<>(); 8358 mAppOpPermissionPackages.put(bp.name, pkgs); 8359 } 8360 pkgs.add(pkg.packageName); 8361 } 8362 8363 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8364 switch (level) { 8365 case PermissionInfo.PROTECTION_NORMAL: { 8366 // For all apps normal permissions are install time ones. 8367 grant = GRANT_INSTALL; 8368 } break; 8369 8370 case PermissionInfo.PROTECTION_DANGEROUS: { 8371 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8372 // For legacy apps dangerous permissions are install time ones. 8373 grant = GRANT_INSTALL_LEGACY; 8374 } else if (origPermissions.hasInstallPermission(bp.name)) { 8375 // For legacy apps that became modern, install becomes runtime. 8376 grant = GRANT_UPGRADE; 8377 } else { 8378 // For modern apps keep runtime permissions unchanged. 8379 grant = GRANT_RUNTIME; 8380 } 8381 } break; 8382 8383 case PermissionInfo.PROTECTION_SIGNATURE: { 8384 // For all apps signature permissions are install time ones. 8385 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8386 if (allowedSig) { 8387 grant = GRANT_INSTALL; 8388 } 8389 } break; 8390 } 8391 8392 if (DEBUG_INSTALL) { 8393 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8394 } 8395 8396 if (grant != GRANT_DENIED) { 8397 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8398 // If this is an existing, non-system package, then 8399 // we can't add any new permissions to it. 8400 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8401 // Except... if this is a permission that was added 8402 // to the platform (note: need to only do this when 8403 // updating the platform). 8404 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8405 grant = GRANT_DENIED; 8406 } 8407 } 8408 } 8409 8410 switch (grant) { 8411 case GRANT_INSTALL: { 8412 // Revoke this as runtime permission to handle the case of 8413 // a runtime permission being downgraded to an install one. 8414 for (int userId : UserManagerService.getInstance().getUserIds()) { 8415 if (origPermissions.getRuntimePermissionState( 8416 bp.name, userId) != null) { 8417 // Revoke the runtime permission and clear the flags. 8418 origPermissions.revokeRuntimePermission(bp, userId); 8419 origPermissions.updatePermissionFlags(bp, userId, 8420 PackageManager.MASK_PERMISSION_FLAGS, 0); 8421 // If we revoked a permission permission, we have to write. 8422 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8423 changedRuntimePermissionUserIds, userId); 8424 } 8425 } 8426 // Grant an install permission. 8427 if (permissionsState.grantInstallPermission(bp) != 8428 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8429 changedInstallPermission = true; 8430 } 8431 } break; 8432 8433 case GRANT_INSTALL_LEGACY: { 8434 // Grant an install permission. 8435 if (permissionsState.grantInstallPermission(bp) != 8436 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8437 changedInstallPermission = true; 8438 } 8439 } break; 8440 8441 case GRANT_RUNTIME: { 8442 // Grant previously granted runtime permissions. 8443 for (int userId : UserManagerService.getInstance().getUserIds()) { 8444 PermissionState permissionState = origPermissions 8445 .getRuntimePermissionState(bp.name, userId); 8446 final int flags = permissionState != null 8447 ? permissionState.getFlags() : 0; 8448 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8449 if (permissionsState.grantRuntimePermission(bp, userId) == 8450 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8451 // If we cannot put the permission as it was, we have to write. 8452 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8453 changedRuntimePermissionUserIds, userId); 8454 } 8455 } 8456 // Propagate the permission flags. 8457 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8458 } 8459 } break; 8460 8461 case GRANT_UPGRADE: { 8462 // Grant runtime permissions for a previously held install permission. 8463 PermissionState permissionState = origPermissions 8464 .getInstallPermissionState(bp.name); 8465 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8466 8467 if (origPermissions.revokeInstallPermission(bp) 8468 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8469 // We will be transferring the permission flags, so clear them. 8470 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8471 PackageManager.MASK_PERMISSION_FLAGS, 0); 8472 changedInstallPermission = true; 8473 } 8474 8475 // If the permission is not to be promoted to runtime we ignore it and 8476 // also its other flags as they are not applicable to install permissions. 8477 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8478 for (int userId : currentUserIds) { 8479 if (permissionsState.grantRuntimePermission(bp, userId) != 8480 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8481 // Transfer the permission flags. 8482 permissionsState.updatePermissionFlags(bp, userId, 8483 flags, flags); 8484 // If we granted the permission, we have to write. 8485 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8486 changedRuntimePermissionUserIds, userId); 8487 } 8488 } 8489 } 8490 } break; 8491 8492 default: { 8493 if (packageOfInterest == null 8494 || packageOfInterest.equals(pkg.packageName)) { 8495 Slog.w(TAG, "Not granting permission " + perm 8496 + " to package " + pkg.packageName 8497 + " because it was previously installed without"); 8498 } 8499 } break; 8500 } 8501 } else { 8502 if (permissionsState.revokeInstallPermission(bp) != 8503 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8504 // Also drop the permission flags. 8505 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8506 PackageManager.MASK_PERMISSION_FLAGS, 0); 8507 changedInstallPermission = true; 8508 Slog.i(TAG, "Un-granting permission " + perm 8509 + " from package " + pkg.packageName 8510 + " (protectionLevel=" + bp.protectionLevel 8511 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8512 + ")"); 8513 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8514 // Don't print warning for app op permissions, since it is fine for them 8515 // not to be granted, there is a UI for the user to decide. 8516 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8517 Slog.w(TAG, "Not granting permission " + perm 8518 + " to package " + pkg.packageName 8519 + " (protectionLevel=" + bp.protectionLevel 8520 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8521 + ")"); 8522 } 8523 } 8524 } 8525 } 8526 8527 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8528 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8529 // This is the first that we have heard about this package, so the 8530 // permissions we have now selected are fixed until explicitly 8531 // changed. 8532 ps.installPermissionsFixed = true; 8533 } 8534 8535 // Persist the runtime permissions state for users with changes. 8536 for (int userId : changedRuntimePermissionUserIds) { 8537 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8538 } 8539 } 8540 8541 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8542 boolean allowed = false; 8543 final int NP = PackageParser.NEW_PERMISSIONS.length; 8544 for (int ip=0; ip<NP; ip++) { 8545 final PackageParser.NewPermissionInfo npi 8546 = PackageParser.NEW_PERMISSIONS[ip]; 8547 if (npi.name.equals(perm) 8548 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8549 allowed = true; 8550 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8551 + pkg.packageName); 8552 break; 8553 } 8554 } 8555 return allowed; 8556 } 8557 8558 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8559 BasePermission bp, PermissionsState origPermissions) { 8560 boolean allowed; 8561 allowed = (compareSignatures( 8562 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8563 == PackageManager.SIGNATURE_MATCH) 8564 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8565 == PackageManager.SIGNATURE_MATCH); 8566 if (!allowed && (bp.protectionLevel 8567 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8568 if (isSystemApp(pkg)) { 8569 // For updated system applications, a system permission 8570 // is granted only if it had been defined by the original application. 8571 if (pkg.isUpdatedSystemApp()) { 8572 final PackageSetting sysPs = mSettings 8573 .getDisabledSystemPkgLPr(pkg.packageName); 8574 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8575 // If the original was granted this permission, we take 8576 // that grant decision as read and propagate it to the 8577 // update. 8578 if (sysPs.isPrivileged()) { 8579 allowed = true; 8580 } 8581 } else { 8582 // The system apk may have been updated with an older 8583 // version of the one on the data partition, but which 8584 // granted a new system permission that it didn't have 8585 // before. In this case we do want to allow the app to 8586 // now get the new permission if the ancestral apk is 8587 // privileged to get it. 8588 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8589 for (int j=0; 8590 j<sysPs.pkg.requestedPermissions.size(); j++) { 8591 if (perm.equals( 8592 sysPs.pkg.requestedPermissions.get(j))) { 8593 allowed = true; 8594 break; 8595 } 8596 } 8597 } 8598 } 8599 } else { 8600 allowed = isPrivilegedApp(pkg); 8601 } 8602 } 8603 } 8604 if (!allowed) { 8605 if (!allowed && (bp.protectionLevel 8606 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8607 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8608 // If this was a previously normal/dangerous permission that got moved 8609 // to a system permission as part of the runtime permission redesign, then 8610 // we still want to blindly grant it to old apps. 8611 allowed = true; 8612 } 8613 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8614 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8615 // If this permission is to be granted to the system installer and 8616 // this app is an installer, then it gets the permission. 8617 allowed = true; 8618 } 8619 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8620 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8621 // If this permission is to be granted to the system verifier and 8622 // this app is a verifier, then it gets the permission. 8623 allowed = true; 8624 } 8625 if (!allowed && (bp.protectionLevel 8626 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8627 && isSystemApp(pkg)) { 8628 // Any pre-installed system app is allowed to get this permission. 8629 allowed = true; 8630 } 8631 if (!allowed && (bp.protectionLevel 8632 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8633 // For development permissions, a development permission 8634 // is granted only if it was already granted. 8635 allowed = origPermissions.hasInstallPermission(perm); 8636 } 8637 } 8638 return allowed; 8639 } 8640 8641 final class ActivityIntentResolver 8642 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8643 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8644 boolean defaultOnly, int userId) { 8645 if (!sUserManager.exists(userId)) return null; 8646 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8647 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8648 } 8649 8650 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8651 int userId) { 8652 if (!sUserManager.exists(userId)) return null; 8653 mFlags = flags; 8654 return super.queryIntent(intent, resolvedType, 8655 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8656 } 8657 8658 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8659 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8660 if (!sUserManager.exists(userId)) return null; 8661 if (packageActivities == null) { 8662 return null; 8663 } 8664 mFlags = flags; 8665 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8666 final int N = packageActivities.size(); 8667 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8668 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8669 8670 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8671 for (int i = 0; i < N; ++i) { 8672 intentFilters = packageActivities.get(i).intents; 8673 if (intentFilters != null && intentFilters.size() > 0) { 8674 PackageParser.ActivityIntentInfo[] array = 8675 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8676 intentFilters.toArray(array); 8677 listCut.add(array); 8678 } 8679 } 8680 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8681 } 8682 8683 public final void addActivity(PackageParser.Activity a, String type) { 8684 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8685 mActivities.put(a.getComponentName(), a); 8686 if (DEBUG_SHOW_INFO) 8687 Log.v( 8688 TAG, " " + type + " " + 8689 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8690 if (DEBUG_SHOW_INFO) 8691 Log.v(TAG, " Class=" + a.info.name); 8692 final int NI = a.intents.size(); 8693 for (int j=0; j<NI; j++) { 8694 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8695 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8696 intent.setPriority(0); 8697 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8698 + a.className + " with priority > 0, forcing to 0"); 8699 } 8700 if (DEBUG_SHOW_INFO) { 8701 Log.v(TAG, " IntentFilter:"); 8702 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8703 } 8704 if (!intent.debugCheck()) { 8705 Log.w(TAG, "==> For Activity " + a.info.name); 8706 } 8707 addFilter(intent); 8708 } 8709 } 8710 8711 public final void removeActivity(PackageParser.Activity a, String type) { 8712 mActivities.remove(a.getComponentName()); 8713 if (DEBUG_SHOW_INFO) { 8714 Log.v(TAG, " " + type + " " 8715 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8716 : a.info.name) + ":"); 8717 Log.v(TAG, " Class=" + a.info.name); 8718 } 8719 final int NI = a.intents.size(); 8720 for (int j=0; j<NI; j++) { 8721 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8722 if (DEBUG_SHOW_INFO) { 8723 Log.v(TAG, " IntentFilter:"); 8724 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8725 } 8726 removeFilter(intent); 8727 } 8728 } 8729 8730 @Override 8731 protected boolean allowFilterResult( 8732 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8733 ActivityInfo filterAi = filter.activity.info; 8734 for (int i=dest.size()-1; i>=0; i--) { 8735 ActivityInfo destAi = dest.get(i).activityInfo; 8736 if (destAi.name == filterAi.name 8737 && destAi.packageName == filterAi.packageName) { 8738 return false; 8739 } 8740 } 8741 return true; 8742 } 8743 8744 @Override 8745 protected ActivityIntentInfo[] newArray(int size) { 8746 return new ActivityIntentInfo[size]; 8747 } 8748 8749 @Override 8750 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8751 if (!sUserManager.exists(userId)) return true; 8752 PackageParser.Package p = filter.activity.owner; 8753 if (p != null) { 8754 PackageSetting ps = (PackageSetting)p.mExtras; 8755 if (ps != null) { 8756 // System apps are never considered stopped for purposes of 8757 // filtering, because there may be no way for the user to 8758 // actually re-launch them. 8759 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8760 && ps.getStopped(userId); 8761 } 8762 } 8763 return false; 8764 } 8765 8766 @Override 8767 protected boolean isPackageForFilter(String packageName, 8768 PackageParser.ActivityIntentInfo info) { 8769 return packageName.equals(info.activity.owner.packageName); 8770 } 8771 8772 @Override 8773 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8774 int match, int userId) { 8775 if (!sUserManager.exists(userId)) return null; 8776 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8777 return null; 8778 } 8779 final PackageParser.Activity activity = info.activity; 8780 if (mSafeMode && (activity.info.applicationInfo.flags 8781 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8782 return null; 8783 } 8784 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8785 if (ps == null) { 8786 return null; 8787 } 8788 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8789 ps.readUserState(userId), userId); 8790 if (ai == null) { 8791 return null; 8792 } 8793 final ResolveInfo res = new ResolveInfo(); 8794 res.activityInfo = ai; 8795 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8796 res.filter = info; 8797 } 8798 if (info != null) { 8799 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8800 } 8801 res.priority = info.getPriority(); 8802 res.preferredOrder = activity.owner.mPreferredOrder; 8803 //System.out.println("Result: " + res.activityInfo.className + 8804 // " = " + res.priority); 8805 res.match = match; 8806 res.isDefault = info.hasDefault; 8807 res.labelRes = info.labelRes; 8808 res.nonLocalizedLabel = info.nonLocalizedLabel; 8809 if (userNeedsBadging(userId)) { 8810 res.noResourceId = true; 8811 } else { 8812 res.icon = info.icon; 8813 } 8814 res.iconResourceId = info.icon; 8815 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8816 return res; 8817 } 8818 8819 @Override 8820 protected void sortResults(List<ResolveInfo> results) { 8821 Collections.sort(results, mResolvePrioritySorter); 8822 } 8823 8824 @Override 8825 protected void dumpFilter(PrintWriter out, String prefix, 8826 PackageParser.ActivityIntentInfo filter) { 8827 out.print(prefix); out.print( 8828 Integer.toHexString(System.identityHashCode(filter.activity))); 8829 out.print(' '); 8830 filter.activity.printComponentShortName(out); 8831 out.print(" filter "); 8832 out.println(Integer.toHexString(System.identityHashCode(filter))); 8833 } 8834 8835 @Override 8836 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8837 return filter.activity; 8838 } 8839 8840 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8841 PackageParser.Activity activity = (PackageParser.Activity)label; 8842 out.print(prefix); out.print( 8843 Integer.toHexString(System.identityHashCode(activity))); 8844 out.print(' '); 8845 activity.printComponentShortName(out); 8846 if (count > 1) { 8847 out.print(" ("); out.print(count); out.print(" filters)"); 8848 } 8849 out.println(); 8850 } 8851 8852// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8853// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8854// final List<ResolveInfo> retList = Lists.newArrayList(); 8855// while (i.hasNext()) { 8856// final ResolveInfo resolveInfo = i.next(); 8857// if (isEnabledLP(resolveInfo.activityInfo)) { 8858// retList.add(resolveInfo); 8859// } 8860// } 8861// return retList; 8862// } 8863 8864 // Keys are String (activity class name), values are Activity. 8865 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8866 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8867 private int mFlags; 8868 } 8869 8870 private final class ServiceIntentResolver 8871 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8872 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8873 boolean defaultOnly, int userId) { 8874 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8875 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8876 } 8877 8878 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8879 int userId) { 8880 if (!sUserManager.exists(userId)) return null; 8881 mFlags = flags; 8882 return super.queryIntent(intent, resolvedType, 8883 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8884 } 8885 8886 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8887 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8888 if (!sUserManager.exists(userId)) return null; 8889 if (packageServices == null) { 8890 return null; 8891 } 8892 mFlags = flags; 8893 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8894 final int N = packageServices.size(); 8895 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8896 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8897 8898 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8899 for (int i = 0; i < N; ++i) { 8900 intentFilters = packageServices.get(i).intents; 8901 if (intentFilters != null && intentFilters.size() > 0) { 8902 PackageParser.ServiceIntentInfo[] array = 8903 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8904 intentFilters.toArray(array); 8905 listCut.add(array); 8906 } 8907 } 8908 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8909 } 8910 8911 public final void addService(PackageParser.Service s) { 8912 mServices.put(s.getComponentName(), s); 8913 if (DEBUG_SHOW_INFO) { 8914 Log.v(TAG, " " 8915 + (s.info.nonLocalizedLabel != null 8916 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8917 Log.v(TAG, " Class=" + s.info.name); 8918 } 8919 final int NI = s.intents.size(); 8920 int j; 8921 for (j=0; j<NI; j++) { 8922 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8923 if (DEBUG_SHOW_INFO) { 8924 Log.v(TAG, " IntentFilter:"); 8925 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8926 } 8927 if (!intent.debugCheck()) { 8928 Log.w(TAG, "==> For Service " + s.info.name); 8929 } 8930 addFilter(intent); 8931 } 8932 } 8933 8934 public final void removeService(PackageParser.Service s) { 8935 mServices.remove(s.getComponentName()); 8936 if (DEBUG_SHOW_INFO) { 8937 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8938 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8939 Log.v(TAG, " Class=" + s.info.name); 8940 } 8941 final int NI = s.intents.size(); 8942 int j; 8943 for (j=0; j<NI; j++) { 8944 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8945 if (DEBUG_SHOW_INFO) { 8946 Log.v(TAG, " IntentFilter:"); 8947 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8948 } 8949 removeFilter(intent); 8950 } 8951 } 8952 8953 @Override 8954 protected boolean allowFilterResult( 8955 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8956 ServiceInfo filterSi = filter.service.info; 8957 for (int i=dest.size()-1; i>=0; i--) { 8958 ServiceInfo destAi = dest.get(i).serviceInfo; 8959 if (destAi.name == filterSi.name 8960 && destAi.packageName == filterSi.packageName) { 8961 return false; 8962 } 8963 } 8964 return true; 8965 } 8966 8967 @Override 8968 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8969 return new PackageParser.ServiceIntentInfo[size]; 8970 } 8971 8972 @Override 8973 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8974 if (!sUserManager.exists(userId)) return true; 8975 PackageParser.Package p = filter.service.owner; 8976 if (p != null) { 8977 PackageSetting ps = (PackageSetting)p.mExtras; 8978 if (ps != null) { 8979 // System apps are never considered stopped for purposes of 8980 // filtering, because there may be no way for the user to 8981 // actually re-launch them. 8982 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8983 && ps.getStopped(userId); 8984 } 8985 } 8986 return false; 8987 } 8988 8989 @Override 8990 protected boolean isPackageForFilter(String packageName, 8991 PackageParser.ServiceIntentInfo info) { 8992 return packageName.equals(info.service.owner.packageName); 8993 } 8994 8995 @Override 8996 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8997 int match, int userId) { 8998 if (!sUserManager.exists(userId)) return null; 8999 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9000 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 9001 return null; 9002 } 9003 final PackageParser.Service service = info.service; 9004 if (mSafeMode && (service.info.applicationInfo.flags 9005 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9006 return null; 9007 } 9008 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9009 if (ps == null) { 9010 return null; 9011 } 9012 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9013 ps.readUserState(userId), userId); 9014 if (si == null) { 9015 return null; 9016 } 9017 final ResolveInfo res = new ResolveInfo(); 9018 res.serviceInfo = si; 9019 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9020 res.filter = filter; 9021 } 9022 res.priority = info.getPriority(); 9023 res.preferredOrder = service.owner.mPreferredOrder; 9024 res.match = match; 9025 res.isDefault = info.hasDefault; 9026 res.labelRes = info.labelRes; 9027 res.nonLocalizedLabel = info.nonLocalizedLabel; 9028 res.icon = info.icon; 9029 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9030 return res; 9031 } 9032 9033 @Override 9034 protected void sortResults(List<ResolveInfo> results) { 9035 Collections.sort(results, mResolvePrioritySorter); 9036 } 9037 9038 @Override 9039 protected void dumpFilter(PrintWriter out, String prefix, 9040 PackageParser.ServiceIntentInfo filter) { 9041 out.print(prefix); out.print( 9042 Integer.toHexString(System.identityHashCode(filter.service))); 9043 out.print(' '); 9044 filter.service.printComponentShortName(out); 9045 out.print(" filter "); 9046 out.println(Integer.toHexString(System.identityHashCode(filter))); 9047 } 9048 9049 @Override 9050 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9051 return filter.service; 9052 } 9053 9054 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9055 PackageParser.Service service = (PackageParser.Service)label; 9056 out.print(prefix); out.print( 9057 Integer.toHexString(System.identityHashCode(service))); 9058 out.print(' '); 9059 service.printComponentShortName(out); 9060 if (count > 1) { 9061 out.print(" ("); out.print(count); out.print(" filters)"); 9062 } 9063 out.println(); 9064 } 9065 9066// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9067// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9068// final List<ResolveInfo> retList = Lists.newArrayList(); 9069// while (i.hasNext()) { 9070// final ResolveInfo resolveInfo = (ResolveInfo) i; 9071// if (isEnabledLP(resolveInfo.serviceInfo)) { 9072// retList.add(resolveInfo); 9073// } 9074// } 9075// return retList; 9076// } 9077 9078 // Keys are String (activity class name), values are Activity. 9079 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9080 = new ArrayMap<ComponentName, PackageParser.Service>(); 9081 private int mFlags; 9082 }; 9083 9084 private final class ProviderIntentResolver 9085 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9086 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9087 boolean defaultOnly, int userId) { 9088 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9089 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9090 } 9091 9092 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9093 int userId) { 9094 if (!sUserManager.exists(userId)) 9095 return null; 9096 mFlags = flags; 9097 return super.queryIntent(intent, resolvedType, 9098 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9099 } 9100 9101 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9102 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9103 if (!sUserManager.exists(userId)) 9104 return null; 9105 if (packageProviders == null) { 9106 return null; 9107 } 9108 mFlags = flags; 9109 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9110 final int N = packageProviders.size(); 9111 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9112 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9113 9114 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9115 for (int i = 0; i < N; ++i) { 9116 intentFilters = packageProviders.get(i).intents; 9117 if (intentFilters != null && intentFilters.size() > 0) { 9118 PackageParser.ProviderIntentInfo[] array = 9119 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9120 intentFilters.toArray(array); 9121 listCut.add(array); 9122 } 9123 } 9124 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9125 } 9126 9127 public final void addProvider(PackageParser.Provider p) { 9128 if (mProviders.containsKey(p.getComponentName())) { 9129 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9130 return; 9131 } 9132 9133 mProviders.put(p.getComponentName(), p); 9134 if (DEBUG_SHOW_INFO) { 9135 Log.v(TAG, " " 9136 + (p.info.nonLocalizedLabel != null 9137 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9138 Log.v(TAG, " Class=" + p.info.name); 9139 } 9140 final int NI = p.intents.size(); 9141 int j; 9142 for (j = 0; j < NI; j++) { 9143 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9144 if (DEBUG_SHOW_INFO) { 9145 Log.v(TAG, " IntentFilter:"); 9146 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9147 } 9148 if (!intent.debugCheck()) { 9149 Log.w(TAG, "==> For Provider " + p.info.name); 9150 } 9151 addFilter(intent); 9152 } 9153 } 9154 9155 public final void removeProvider(PackageParser.Provider p) { 9156 mProviders.remove(p.getComponentName()); 9157 if (DEBUG_SHOW_INFO) { 9158 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9159 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9160 Log.v(TAG, " Class=" + p.info.name); 9161 } 9162 final int NI = p.intents.size(); 9163 int j; 9164 for (j = 0; j < NI; j++) { 9165 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9166 if (DEBUG_SHOW_INFO) { 9167 Log.v(TAG, " IntentFilter:"); 9168 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9169 } 9170 removeFilter(intent); 9171 } 9172 } 9173 9174 @Override 9175 protected boolean allowFilterResult( 9176 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9177 ProviderInfo filterPi = filter.provider.info; 9178 for (int i = dest.size() - 1; i >= 0; i--) { 9179 ProviderInfo destPi = dest.get(i).providerInfo; 9180 if (destPi.name == filterPi.name 9181 && destPi.packageName == filterPi.packageName) { 9182 return false; 9183 } 9184 } 9185 return true; 9186 } 9187 9188 @Override 9189 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9190 return new PackageParser.ProviderIntentInfo[size]; 9191 } 9192 9193 @Override 9194 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9195 if (!sUserManager.exists(userId)) 9196 return true; 9197 PackageParser.Package p = filter.provider.owner; 9198 if (p != null) { 9199 PackageSetting ps = (PackageSetting) p.mExtras; 9200 if (ps != null) { 9201 // System apps are never considered stopped for purposes of 9202 // filtering, because there may be no way for the user to 9203 // actually re-launch them. 9204 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9205 && ps.getStopped(userId); 9206 } 9207 } 9208 return false; 9209 } 9210 9211 @Override 9212 protected boolean isPackageForFilter(String packageName, 9213 PackageParser.ProviderIntentInfo info) { 9214 return packageName.equals(info.provider.owner.packageName); 9215 } 9216 9217 @Override 9218 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9219 int match, int userId) { 9220 if (!sUserManager.exists(userId)) 9221 return null; 9222 final PackageParser.ProviderIntentInfo info = filter; 9223 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9224 return null; 9225 } 9226 final PackageParser.Provider provider = info.provider; 9227 if (mSafeMode && (provider.info.applicationInfo.flags 9228 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9229 return null; 9230 } 9231 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9232 if (ps == null) { 9233 return null; 9234 } 9235 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9236 ps.readUserState(userId), userId); 9237 if (pi == null) { 9238 return null; 9239 } 9240 final ResolveInfo res = new ResolveInfo(); 9241 res.providerInfo = pi; 9242 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9243 res.filter = filter; 9244 } 9245 res.priority = info.getPriority(); 9246 res.preferredOrder = provider.owner.mPreferredOrder; 9247 res.match = match; 9248 res.isDefault = info.hasDefault; 9249 res.labelRes = info.labelRes; 9250 res.nonLocalizedLabel = info.nonLocalizedLabel; 9251 res.icon = info.icon; 9252 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9253 return res; 9254 } 9255 9256 @Override 9257 protected void sortResults(List<ResolveInfo> results) { 9258 Collections.sort(results, mResolvePrioritySorter); 9259 } 9260 9261 @Override 9262 protected void dumpFilter(PrintWriter out, String prefix, 9263 PackageParser.ProviderIntentInfo filter) { 9264 out.print(prefix); 9265 out.print( 9266 Integer.toHexString(System.identityHashCode(filter.provider))); 9267 out.print(' '); 9268 filter.provider.printComponentShortName(out); 9269 out.print(" filter "); 9270 out.println(Integer.toHexString(System.identityHashCode(filter))); 9271 } 9272 9273 @Override 9274 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9275 return filter.provider; 9276 } 9277 9278 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9279 PackageParser.Provider provider = (PackageParser.Provider)label; 9280 out.print(prefix); out.print( 9281 Integer.toHexString(System.identityHashCode(provider))); 9282 out.print(' '); 9283 provider.printComponentShortName(out); 9284 if (count > 1) { 9285 out.print(" ("); out.print(count); out.print(" filters)"); 9286 } 9287 out.println(); 9288 } 9289 9290 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9291 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9292 private int mFlags; 9293 }; 9294 9295 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9296 new Comparator<ResolveInfo>() { 9297 public int compare(ResolveInfo r1, ResolveInfo r2) { 9298 int v1 = r1.priority; 9299 int v2 = r2.priority; 9300 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9301 if (v1 != v2) { 9302 return (v1 > v2) ? -1 : 1; 9303 } 9304 v1 = r1.preferredOrder; 9305 v2 = r2.preferredOrder; 9306 if (v1 != v2) { 9307 return (v1 > v2) ? -1 : 1; 9308 } 9309 if (r1.isDefault != r2.isDefault) { 9310 return r1.isDefault ? -1 : 1; 9311 } 9312 v1 = r1.match; 9313 v2 = r2.match; 9314 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9315 if (v1 != v2) { 9316 return (v1 > v2) ? -1 : 1; 9317 } 9318 if (r1.system != r2.system) { 9319 return r1.system ? -1 : 1; 9320 } 9321 return 0; 9322 } 9323 }; 9324 9325 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9326 new Comparator<ProviderInfo>() { 9327 public int compare(ProviderInfo p1, ProviderInfo p2) { 9328 final int v1 = p1.initOrder; 9329 final int v2 = p2.initOrder; 9330 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9331 } 9332 }; 9333 9334 final void sendPackageBroadcast(final String action, final String pkg, 9335 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9336 final int[] userIds) { 9337 mHandler.post(new Runnable() { 9338 @Override 9339 public void run() { 9340 try { 9341 final IActivityManager am = ActivityManagerNative.getDefault(); 9342 if (am == null) return; 9343 final int[] resolvedUserIds; 9344 if (userIds == null) { 9345 resolvedUserIds = am.getRunningUserIds(); 9346 } else { 9347 resolvedUserIds = userIds; 9348 } 9349 for (int id : resolvedUserIds) { 9350 final Intent intent = new Intent(action, 9351 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9352 if (extras != null) { 9353 intent.putExtras(extras); 9354 } 9355 if (targetPkg != null) { 9356 intent.setPackage(targetPkg); 9357 } 9358 // Modify the UID when posting to other users 9359 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9360 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9361 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9362 intent.putExtra(Intent.EXTRA_UID, uid); 9363 } 9364 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9365 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9366 if (DEBUG_BROADCASTS) { 9367 RuntimeException here = new RuntimeException("here"); 9368 here.fillInStackTrace(); 9369 Slog.d(TAG, "Sending to user " + id + ": " 9370 + intent.toShortString(false, true, false, false) 9371 + " " + intent.getExtras(), here); 9372 } 9373 am.broadcastIntent(null, intent, null, finishedReceiver, 9374 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9375 null, finishedReceiver != null, false, id); 9376 } 9377 } catch (RemoteException ex) { 9378 } 9379 } 9380 }); 9381 } 9382 9383 /** 9384 * Check if the external storage media is available. This is true if there 9385 * is a mounted external storage medium or if the external storage is 9386 * emulated. 9387 */ 9388 private boolean isExternalMediaAvailable() { 9389 return mMediaMounted || Environment.isExternalStorageEmulated(); 9390 } 9391 9392 @Override 9393 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9394 // writer 9395 synchronized (mPackages) { 9396 if (!isExternalMediaAvailable()) { 9397 // If the external storage is no longer mounted at this point, 9398 // the caller may not have been able to delete all of this 9399 // packages files and can not delete any more. Bail. 9400 return null; 9401 } 9402 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9403 if (lastPackage != null) { 9404 pkgs.remove(lastPackage); 9405 } 9406 if (pkgs.size() > 0) { 9407 return pkgs.get(0); 9408 } 9409 } 9410 return null; 9411 } 9412 9413 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9414 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9415 userId, andCode ? 1 : 0, packageName); 9416 if (mSystemReady) { 9417 msg.sendToTarget(); 9418 } else { 9419 if (mPostSystemReadyMessages == null) { 9420 mPostSystemReadyMessages = new ArrayList<>(); 9421 } 9422 mPostSystemReadyMessages.add(msg); 9423 } 9424 } 9425 9426 void startCleaningPackages() { 9427 // reader 9428 synchronized (mPackages) { 9429 if (!isExternalMediaAvailable()) { 9430 return; 9431 } 9432 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9433 return; 9434 } 9435 } 9436 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9437 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9438 IActivityManager am = ActivityManagerNative.getDefault(); 9439 if (am != null) { 9440 try { 9441 am.startService(null, intent, null, mContext.getOpPackageName(), 9442 UserHandle.USER_OWNER); 9443 } catch (RemoteException e) { 9444 } 9445 } 9446 } 9447 9448 @Override 9449 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9450 int installFlags, String installerPackageName, VerificationParams verificationParams, 9451 String packageAbiOverride) { 9452 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9453 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9454 } 9455 9456 @Override 9457 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9458 int installFlags, String installerPackageName, VerificationParams verificationParams, 9459 String packageAbiOverride, int userId) { 9460 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9461 9462 final int callingUid = Binder.getCallingUid(); 9463 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9464 9465 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9466 try { 9467 if (observer != null) { 9468 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9469 } 9470 } catch (RemoteException re) { 9471 } 9472 return; 9473 } 9474 9475 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9476 installFlags |= PackageManager.INSTALL_FROM_ADB; 9477 9478 } else { 9479 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9480 // about installerPackageName. 9481 9482 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9483 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9484 } 9485 9486 UserHandle user; 9487 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9488 user = UserHandle.ALL; 9489 } else { 9490 user = new UserHandle(userId); 9491 } 9492 9493 // Only system components can circumvent runtime permissions when installing. 9494 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9495 && mContext.checkCallingOrSelfPermission(Manifest.permission 9496 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9497 throw new SecurityException("You need the " 9498 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9499 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9500 } 9501 9502 verificationParams.setInstallerUid(callingUid); 9503 9504 final File originFile = new File(originPath); 9505 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9506 9507 final Message msg = mHandler.obtainMessage(INIT_COPY); 9508 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9509 null, verificationParams, user, packageAbiOverride, null); 9510 mHandler.sendMessage(msg); 9511 } 9512 9513 void installStage(String packageName, File stagedDir, String stagedCid, 9514 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9515 String installerPackageName, int installerUid, UserHandle user) { 9516 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9517 params.referrerUri, installerUid, null); 9518 verifParams.setInstallerUid(installerUid); 9519 9520 final OriginInfo origin; 9521 if (stagedDir != null) { 9522 origin = OriginInfo.fromStagedFile(stagedDir); 9523 } else { 9524 origin = OriginInfo.fromStagedContainer(stagedCid); 9525 } 9526 9527 final Message msg = mHandler.obtainMessage(INIT_COPY); 9528 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9529 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9530 params.grantedRuntimePermissions); 9531 mHandler.sendMessage(msg); 9532 } 9533 9534 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9535 Bundle extras = new Bundle(1); 9536 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9537 9538 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9539 packageName, extras, null, null, new int[] {userId}); 9540 try { 9541 IActivityManager am = ActivityManagerNative.getDefault(); 9542 final boolean isSystem = 9543 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9544 if (isSystem && am.isUserRunning(userId, false)) { 9545 // The just-installed/enabled app is bundled on the system, so presumed 9546 // to be able to run automatically without needing an explicit launch. 9547 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9548 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9549 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9550 .setPackage(packageName); 9551 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9552 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9553 } 9554 } catch (RemoteException e) { 9555 // shouldn't happen 9556 Slog.w(TAG, "Unable to bootstrap installed package", e); 9557 } 9558 } 9559 9560 @Override 9561 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9562 int userId) { 9563 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9564 PackageSetting pkgSetting; 9565 final int uid = Binder.getCallingUid(); 9566 enforceCrossUserPermission(uid, userId, true, true, 9567 "setApplicationHiddenSetting for user " + userId); 9568 9569 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9570 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9571 return false; 9572 } 9573 9574 long callingId = Binder.clearCallingIdentity(); 9575 try { 9576 boolean sendAdded = false; 9577 boolean sendRemoved = false; 9578 // writer 9579 synchronized (mPackages) { 9580 pkgSetting = mSettings.mPackages.get(packageName); 9581 if (pkgSetting == null) { 9582 return false; 9583 } 9584 if (pkgSetting.getHidden(userId) != hidden) { 9585 pkgSetting.setHidden(hidden, userId); 9586 mSettings.writePackageRestrictionsLPr(userId); 9587 if (hidden) { 9588 sendRemoved = true; 9589 } else { 9590 sendAdded = true; 9591 } 9592 } 9593 } 9594 if (sendAdded) { 9595 sendPackageAddedForUser(packageName, pkgSetting, userId); 9596 return true; 9597 } 9598 if (sendRemoved) { 9599 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9600 "hiding pkg"); 9601 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9602 return true; 9603 } 9604 } finally { 9605 Binder.restoreCallingIdentity(callingId); 9606 } 9607 return false; 9608 } 9609 9610 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9611 int userId) { 9612 final PackageRemovedInfo info = new PackageRemovedInfo(); 9613 info.removedPackage = packageName; 9614 info.removedUsers = new int[] {userId}; 9615 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9616 info.sendBroadcast(false, false, false); 9617 } 9618 9619 /** 9620 * Returns true if application is not found or there was an error. Otherwise it returns 9621 * the hidden state of the package for the given user. 9622 */ 9623 @Override 9624 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9625 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9626 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9627 false, "getApplicationHidden for user " + userId); 9628 PackageSetting pkgSetting; 9629 long callingId = Binder.clearCallingIdentity(); 9630 try { 9631 // writer 9632 synchronized (mPackages) { 9633 pkgSetting = mSettings.mPackages.get(packageName); 9634 if (pkgSetting == null) { 9635 return true; 9636 } 9637 return pkgSetting.getHidden(userId); 9638 } 9639 } finally { 9640 Binder.restoreCallingIdentity(callingId); 9641 } 9642 } 9643 9644 /** 9645 * @hide 9646 */ 9647 @Override 9648 public int installExistingPackageAsUser(String packageName, int userId) { 9649 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9650 null); 9651 PackageSetting pkgSetting; 9652 final int uid = Binder.getCallingUid(); 9653 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9654 + userId); 9655 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9656 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9657 } 9658 9659 long callingId = Binder.clearCallingIdentity(); 9660 try { 9661 boolean sendAdded = false; 9662 9663 // writer 9664 synchronized (mPackages) { 9665 pkgSetting = mSettings.mPackages.get(packageName); 9666 if (pkgSetting == null) { 9667 return PackageManager.INSTALL_FAILED_INVALID_URI; 9668 } 9669 if (!pkgSetting.getInstalled(userId)) { 9670 pkgSetting.setInstalled(true, userId); 9671 pkgSetting.setHidden(false, userId); 9672 mSettings.writePackageRestrictionsLPr(userId); 9673 sendAdded = true; 9674 } 9675 } 9676 9677 if (sendAdded) { 9678 sendPackageAddedForUser(packageName, pkgSetting, userId); 9679 } 9680 } finally { 9681 Binder.restoreCallingIdentity(callingId); 9682 } 9683 9684 return PackageManager.INSTALL_SUCCEEDED; 9685 } 9686 9687 boolean isUserRestricted(int userId, String restrictionKey) { 9688 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9689 if (restrictions.getBoolean(restrictionKey, false)) { 9690 Log.w(TAG, "User is restricted: " + restrictionKey); 9691 return true; 9692 } 9693 return false; 9694 } 9695 9696 @Override 9697 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9698 mContext.enforceCallingOrSelfPermission( 9699 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9700 "Only package verification agents can verify applications"); 9701 9702 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9703 final PackageVerificationResponse response = new PackageVerificationResponse( 9704 verificationCode, Binder.getCallingUid()); 9705 msg.arg1 = id; 9706 msg.obj = response; 9707 mHandler.sendMessage(msg); 9708 } 9709 9710 @Override 9711 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9712 long millisecondsToDelay) { 9713 mContext.enforceCallingOrSelfPermission( 9714 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9715 "Only package verification agents can extend verification timeouts"); 9716 9717 final PackageVerificationState state = mPendingVerification.get(id); 9718 final PackageVerificationResponse response = new PackageVerificationResponse( 9719 verificationCodeAtTimeout, Binder.getCallingUid()); 9720 9721 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9722 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9723 } 9724 if (millisecondsToDelay < 0) { 9725 millisecondsToDelay = 0; 9726 } 9727 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9728 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9729 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9730 } 9731 9732 if ((state != null) && !state.timeoutExtended()) { 9733 state.extendTimeout(); 9734 9735 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9736 msg.arg1 = id; 9737 msg.obj = response; 9738 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9739 } 9740 } 9741 9742 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9743 int verificationCode, UserHandle user) { 9744 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9745 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9746 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9747 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9748 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9749 9750 mContext.sendBroadcastAsUser(intent, user, 9751 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9752 } 9753 9754 private ComponentName matchComponentForVerifier(String packageName, 9755 List<ResolveInfo> receivers) { 9756 ActivityInfo targetReceiver = null; 9757 9758 final int NR = receivers.size(); 9759 for (int i = 0; i < NR; i++) { 9760 final ResolveInfo info = receivers.get(i); 9761 if (info.activityInfo == null) { 9762 continue; 9763 } 9764 9765 if (packageName.equals(info.activityInfo.packageName)) { 9766 targetReceiver = info.activityInfo; 9767 break; 9768 } 9769 } 9770 9771 if (targetReceiver == null) { 9772 return null; 9773 } 9774 9775 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9776 } 9777 9778 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9779 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9780 if (pkgInfo.verifiers.length == 0) { 9781 return null; 9782 } 9783 9784 final int N = pkgInfo.verifiers.length; 9785 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9786 for (int i = 0; i < N; i++) { 9787 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9788 9789 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9790 receivers); 9791 if (comp == null) { 9792 continue; 9793 } 9794 9795 final int verifierUid = getUidForVerifier(verifierInfo); 9796 if (verifierUid == -1) { 9797 continue; 9798 } 9799 9800 if (DEBUG_VERIFY) { 9801 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9802 + " with the correct signature"); 9803 } 9804 sufficientVerifiers.add(comp); 9805 verificationState.addSufficientVerifier(verifierUid); 9806 } 9807 9808 return sufficientVerifiers; 9809 } 9810 9811 private int getUidForVerifier(VerifierInfo verifierInfo) { 9812 synchronized (mPackages) { 9813 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9814 if (pkg == null) { 9815 return -1; 9816 } else if (pkg.mSignatures.length != 1) { 9817 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9818 + " has more than one signature; ignoring"); 9819 return -1; 9820 } 9821 9822 /* 9823 * If the public key of the package's signature does not match 9824 * our expected public key, then this is a different package and 9825 * we should skip. 9826 */ 9827 9828 final byte[] expectedPublicKey; 9829 try { 9830 final Signature verifierSig = pkg.mSignatures[0]; 9831 final PublicKey publicKey = verifierSig.getPublicKey(); 9832 expectedPublicKey = publicKey.getEncoded(); 9833 } catch (CertificateException e) { 9834 return -1; 9835 } 9836 9837 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9838 9839 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9840 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9841 + " does not have the expected public key; ignoring"); 9842 return -1; 9843 } 9844 9845 return pkg.applicationInfo.uid; 9846 } 9847 } 9848 9849 @Override 9850 public void finishPackageInstall(int token) { 9851 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9852 9853 if (DEBUG_INSTALL) { 9854 Slog.v(TAG, "BM finishing package install for " + token); 9855 } 9856 9857 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9858 mHandler.sendMessage(msg); 9859 } 9860 9861 /** 9862 * Get the verification agent timeout. 9863 * 9864 * @return verification timeout in milliseconds 9865 */ 9866 private long getVerificationTimeout() { 9867 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9868 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9869 DEFAULT_VERIFICATION_TIMEOUT); 9870 } 9871 9872 /** 9873 * Get the default verification agent response code. 9874 * 9875 * @return default verification response code 9876 */ 9877 private int getDefaultVerificationResponse() { 9878 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9879 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9880 DEFAULT_VERIFICATION_RESPONSE); 9881 } 9882 9883 /** 9884 * Check whether or not package verification has been enabled. 9885 * 9886 * @return true if verification should be performed 9887 */ 9888 private boolean isVerificationEnabled(int userId, int installFlags) { 9889 if (!DEFAULT_VERIFY_ENABLE) { 9890 return false; 9891 } 9892 9893 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9894 9895 // Check if installing from ADB 9896 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9897 // Do not run verification in a test harness environment 9898 if (ActivityManager.isRunningInTestHarness()) { 9899 return false; 9900 } 9901 if (ensureVerifyAppsEnabled) { 9902 return true; 9903 } 9904 // Check if the developer does not want package verification for ADB installs 9905 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9906 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9907 return false; 9908 } 9909 } 9910 9911 if (ensureVerifyAppsEnabled) { 9912 return true; 9913 } 9914 9915 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9916 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9917 } 9918 9919 @Override 9920 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9921 throws RemoteException { 9922 mContext.enforceCallingOrSelfPermission( 9923 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9924 "Only intentfilter verification agents can verify applications"); 9925 9926 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9927 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9928 Binder.getCallingUid(), verificationCode, failedDomains); 9929 msg.arg1 = id; 9930 msg.obj = response; 9931 mHandler.sendMessage(msg); 9932 } 9933 9934 @Override 9935 public int getIntentVerificationStatus(String packageName, int userId) { 9936 synchronized (mPackages) { 9937 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9938 } 9939 } 9940 9941 @Override 9942 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9943 mContext.enforceCallingOrSelfPermission( 9944 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9945 9946 boolean result = false; 9947 synchronized (mPackages) { 9948 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9949 } 9950 if (result) { 9951 scheduleWritePackageRestrictionsLocked(userId); 9952 } 9953 return result; 9954 } 9955 9956 @Override 9957 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9958 synchronized (mPackages) { 9959 return mSettings.getIntentFilterVerificationsLPr(packageName); 9960 } 9961 } 9962 9963 @Override 9964 public List<IntentFilter> getAllIntentFilters(String packageName) { 9965 if (TextUtils.isEmpty(packageName)) { 9966 return Collections.<IntentFilter>emptyList(); 9967 } 9968 synchronized (mPackages) { 9969 PackageParser.Package pkg = mPackages.get(packageName); 9970 if (pkg == null || pkg.activities == null) { 9971 return Collections.<IntentFilter>emptyList(); 9972 } 9973 final int count = pkg.activities.size(); 9974 ArrayList<IntentFilter> result = new ArrayList<>(); 9975 for (int n=0; n<count; n++) { 9976 PackageParser.Activity activity = pkg.activities.get(n); 9977 if (activity.intents != null || activity.intents.size() > 0) { 9978 result.addAll(activity.intents); 9979 } 9980 } 9981 return result; 9982 } 9983 } 9984 9985 @Override 9986 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9987 mContext.enforceCallingOrSelfPermission( 9988 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9989 9990 synchronized (mPackages) { 9991 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9992 if (packageName != null) { 9993 result |= updateIntentVerificationStatus(packageName, 9994 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9995 userId); 9996 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9997 packageName, userId); 9998 } 9999 return result; 10000 } 10001 } 10002 10003 @Override 10004 public String getDefaultBrowserPackageName(int userId) { 10005 synchronized (mPackages) { 10006 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10007 } 10008 } 10009 10010 /** 10011 * Get the "allow unknown sources" setting. 10012 * 10013 * @return the current "allow unknown sources" setting 10014 */ 10015 private int getUnknownSourcesSettings() { 10016 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10017 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10018 -1); 10019 } 10020 10021 @Override 10022 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10023 final int uid = Binder.getCallingUid(); 10024 // writer 10025 synchronized (mPackages) { 10026 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10027 if (targetPackageSetting == null) { 10028 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10029 } 10030 10031 PackageSetting installerPackageSetting; 10032 if (installerPackageName != null) { 10033 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10034 if (installerPackageSetting == null) { 10035 throw new IllegalArgumentException("Unknown installer package: " 10036 + installerPackageName); 10037 } 10038 } else { 10039 installerPackageSetting = null; 10040 } 10041 10042 Signature[] callerSignature; 10043 Object obj = mSettings.getUserIdLPr(uid); 10044 if (obj != null) { 10045 if (obj instanceof SharedUserSetting) { 10046 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10047 } else if (obj instanceof PackageSetting) { 10048 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10049 } else { 10050 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10051 } 10052 } else { 10053 throw new SecurityException("Unknown calling uid " + uid); 10054 } 10055 10056 // Verify: can't set installerPackageName to a package that is 10057 // not signed with the same cert as the caller. 10058 if (installerPackageSetting != null) { 10059 if (compareSignatures(callerSignature, 10060 installerPackageSetting.signatures.mSignatures) 10061 != PackageManager.SIGNATURE_MATCH) { 10062 throw new SecurityException( 10063 "Caller does not have same cert as new installer package " 10064 + installerPackageName); 10065 } 10066 } 10067 10068 // Verify: if target already has an installer package, it must 10069 // be signed with the same cert as the caller. 10070 if (targetPackageSetting.installerPackageName != null) { 10071 PackageSetting setting = mSettings.mPackages.get( 10072 targetPackageSetting.installerPackageName); 10073 // If the currently set package isn't valid, then it's always 10074 // okay to change it. 10075 if (setting != null) { 10076 if (compareSignatures(callerSignature, 10077 setting.signatures.mSignatures) 10078 != PackageManager.SIGNATURE_MATCH) { 10079 throw new SecurityException( 10080 "Caller does not have same cert as old installer package " 10081 + targetPackageSetting.installerPackageName); 10082 } 10083 } 10084 } 10085 10086 // Okay! 10087 targetPackageSetting.installerPackageName = installerPackageName; 10088 scheduleWriteSettingsLocked(); 10089 } 10090 } 10091 10092 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10093 // Queue up an async operation since the package installation may take a little while. 10094 mHandler.post(new Runnable() { 10095 public void run() { 10096 mHandler.removeCallbacks(this); 10097 // Result object to be returned 10098 PackageInstalledInfo res = new PackageInstalledInfo(); 10099 res.returnCode = currentStatus; 10100 res.uid = -1; 10101 res.pkg = null; 10102 res.removedInfo = new PackageRemovedInfo(); 10103 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10104 args.doPreInstall(res.returnCode); 10105 synchronized (mInstallLock) { 10106 installPackageLI(args, res); 10107 } 10108 args.doPostInstall(res.returnCode, res.uid); 10109 } 10110 10111 // A restore should be performed at this point if (a) the install 10112 // succeeded, (b) the operation is not an update, and (c) the new 10113 // package has not opted out of backup participation. 10114 final boolean update = res.removedInfo.removedPackage != null; 10115 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10116 boolean doRestore = !update 10117 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10118 10119 // Set up the post-install work request bookkeeping. This will be used 10120 // and cleaned up by the post-install event handling regardless of whether 10121 // there's a restore pass performed. Token values are >= 1. 10122 int token; 10123 if (mNextInstallToken < 0) mNextInstallToken = 1; 10124 token = mNextInstallToken++; 10125 10126 PostInstallData data = new PostInstallData(args, res); 10127 mRunningInstalls.put(token, data); 10128 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10129 10130 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10131 // Pass responsibility to the Backup Manager. It will perform a 10132 // restore if appropriate, then pass responsibility back to the 10133 // Package Manager to run the post-install observer callbacks 10134 // and broadcasts. 10135 IBackupManager bm = IBackupManager.Stub.asInterface( 10136 ServiceManager.getService(Context.BACKUP_SERVICE)); 10137 if (bm != null) { 10138 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10139 + " to BM for possible restore"); 10140 try { 10141 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10142 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10143 } else { 10144 doRestore = false; 10145 } 10146 } catch (RemoteException e) { 10147 // can't happen; the backup manager is local 10148 } catch (Exception e) { 10149 Slog.e(TAG, "Exception trying to enqueue restore", e); 10150 doRestore = false; 10151 } 10152 } else { 10153 Slog.e(TAG, "Backup Manager not found!"); 10154 doRestore = false; 10155 } 10156 } 10157 10158 if (!doRestore) { 10159 // No restore possible, or the Backup Manager was mysteriously not 10160 // available -- just fire the post-install work request directly. 10161 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10162 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10163 mHandler.sendMessage(msg); 10164 } 10165 } 10166 }); 10167 } 10168 10169 private abstract class HandlerParams { 10170 private static final int MAX_RETRIES = 4; 10171 10172 /** 10173 * Number of times startCopy() has been attempted and had a non-fatal 10174 * error. 10175 */ 10176 private int mRetries = 0; 10177 10178 /** User handle for the user requesting the information or installation. */ 10179 private final UserHandle mUser; 10180 10181 HandlerParams(UserHandle user) { 10182 mUser = user; 10183 } 10184 10185 UserHandle getUser() { 10186 return mUser; 10187 } 10188 10189 final boolean startCopy() { 10190 boolean res; 10191 try { 10192 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10193 10194 if (++mRetries > MAX_RETRIES) { 10195 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10196 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10197 handleServiceError(); 10198 return false; 10199 } else { 10200 handleStartCopy(); 10201 res = true; 10202 } 10203 } catch (RemoteException e) { 10204 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10205 mHandler.sendEmptyMessage(MCS_RECONNECT); 10206 res = false; 10207 } 10208 handleReturnCode(); 10209 return res; 10210 } 10211 10212 final void serviceError() { 10213 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10214 handleServiceError(); 10215 handleReturnCode(); 10216 } 10217 10218 abstract void handleStartCopy() throws RemoteException; 10219 abstract void handleServiceError(); 10220 abstract void handleReturnCode(); 10221 } 10222 10223 class MeasureParams extends HandlerParams { 10224 private final PackageStats mStats; 10225 private boolean mSuccess; 10226 10227 private final IPackageStatsObserver mObserver; 10228 10229 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10230 super(new UserHandle(stats.userHandle)); 10231 mObserver = observer; 10232 mStats = stats; 10233 } 10234 10235 @Override 10236 public String toString() { 10237 return "MeasureParams{" 10238 + Integer.toHexString(System.identityHashCode(this)) 10239 + " " + mStats.packageName + "}"; 10240 } 10241 10242 @Override 10243 void handleStartCopy() throws RemoteException { 10244 synchronized (mInstallLock) { 10245 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10246 } 10247 10248 if (mSuccess) { 10249 final boolean mounted; 10250 if (Environment.isExternalStorageEmulated()) { 10251 mounted = true; 10252 } else { 10253 final String status = Environment.getExternalStorageState(); 10254 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10255 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10256 } 10257 10258 if (mounted) { 10259 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10260 10261 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10262 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10263 10264 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10265 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10266 10267 // Always subtract cache size, since it's a subdirectory 10268 mStats.externalDataSize -= mStats.externalCacheSize; 10269 10270 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10271 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10272 10273 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10274 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10275 } 10276 } 10277 } 10278 10279 @Override 10280 void handleReturnCode() { 10281 if (mObserver != null) { 10282 try { 10283 mObserver.onGetStatsCompleted(mStats, mSuccess); 10284 } catch (RemoteException e) { 10285 Slog.i(TAG, "Observer no longer exists."); 10286 } 10287 } 10288 } 10289 10290 @Override 10291 void handleServiceError() { 10292 Slog.e(TAG, "Could not measure application " + mStats.packageName 10293 + " external storage"); 10294 } 10295 } 10296 10297 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10298 throws RemoteException { 10299 long result = 0; 10300 for (File path : paths) { 10301 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10302 } 10303 return result; 10304 } 10305 10306 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10307 for (File path : paths) { 10308 try { 10309 mcs.clearDirectory(path.getAbsolutePath()); 10310 } catch (RemoteException e) { 10311 } 10312 } 10313 } 10314 10315 static class OriginInfo { 10316 /** 10317 * Location where install is coming from, before it has been 10318 * copied/renamed into place. This could be a single monolithic APK 10319 * file, or a cluster directory. This location may be untrusted. 10320 */ 10321 final File file; 10322 final String cid; 10323 10324 /** 10325 * Flag indicating that {@link #file} or {@link #cid} has already been 10326 * staged, meaning downstream users don't need to defensively copy the 10327 * contents. 10328 */ 10329 final boolean staged; 10330 10331 /** 10332 * Flag indicating that {@link #file} or {@link #cid} is an already 10333 * installed app that is being moved. 10334 */ 10335 final boolean existing; 10336 10337 final String resolvedPath; 10338 final File resolvedFile; 10339 10340 static OriginInfo fromNothing() { 10341 return new OriginInfo(null, null, false, false); 10342 } 10343 10344 static OriginInfo fromUntrustedFile(File file) { 10345 return new OriginInfo(file, null, false, false); 10346 } 10347 10348 static OriginInfo fromExistingFile(File file) { 10349 return new OriginInfo(file, null, false, true); 10350 } 10351 10352 static OriginInfo fromStagedFile(File file) { 10353 return new OriginInfo(file, null, true, false); 10354 } 10355 10356 static OriginInfo fromStagedContainer(String cid) { 10357 return new OriginInfo(null, cid, true, false); 10358 } 10359 10360 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10361 this.file = file; 10362 this.cid = cid; 10363 this.staged = staged; 10364 this.existing = existing; 10365 10366 if (cid != null) { 10367 resolvedPath = PackageHelper.getSdDir(cid); 10368 resolvedFile = new File(resolvedPath); 10369 } else if (file != null) { 10370 resolvedPath = file.getAbsolutePath(); 10371 resolvedFile = file; 10372 } else { 10373 resolvedPath = null; 10374 resolvedFile = null; 10375 } 10376 } 10377 } 10378 10379 class MoveInfo { 10380 final int moveId; 10381 final String fromUuid; 10382 final String toUuid; 10383 final String packageName; 10384 final String dataAppName; 10385 final int appId; 10386 final String seinfo; 10387 10388 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10389 String dataAppName, int appId, String seinfo) { 10390 this.moveId = moveId; 10391 this.fromUuid = fromUuid; 10392 this.toUuid = toUuid; 10393 this.packageName = packageName; 10394 this.dataAppName = dataAppName; 10395 this.appId = appId; 10396 this.seinfo = seinfo; 10397 } 10398 } 10399 10400 class InstallParams extends HandlerParams { 10401 final OriginInfo origin; 10402 final MoveInfo move; 10403 final IPackageInstallObserver2 observer; 10404 int installFlags; 10405 final String installerPackageName; 10406 final String volumeUuid; 10407 final VerificationParams verificationParams; 10408 private InstallArgs mArgs; 10409 private int mRet; 10410 final String packageAbiOverride; 10411 final String[] grantedRuntimePermissions; 10412 10413 10414 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10415 int installFlags, String installerPackageName, String volumeUuid, 10416 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10417 String[] grantedPermissions) { 10418 super(user); 10419 this.origin = origin; 10420 this.move = move; 10421 this.observer = observer; 10422 this.installFlags = installFlags; 10423 this.installerPackageName = installerPackageName; 10424 this.volumeUuid = volumeUuid; 10425 this.verificationParams = verificationParams; 10426 this.packageAbiOverride = packageAbiOverride; 10427 this.grantedRuntimePermissions = grantedPermissions; 10428 } 10429 10430 @Override 10431 public String toString() { 10432 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10433 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10434 } 10435 10436 public ManifestDigest getManifestDigest() { 10437 if (verificationParams == null) { 10438 return null; 10439 } 10440 return verificationParams.getManifestDigest(); 10441 } 10442 10443 private int installLocationPolicy(PackageInfoLite pkgLite) { 10444 String packageName = pkgLite.packageName; 10445 int installLocation = pkgLite.installLocation; 10446 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10447 // reader 10448 synchronized (mPackages) { 10449 PackageParser.Package pkg = mPackages.get(packageName); 10450 if (pkg != null) { 10451 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10452 // Check for downgrading. 10453 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10454 try { 10455 checkDowngrade(pkg, pkgLite); 10456 } catch (PackageManagerException e) { 10457 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10458 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10459 } 10460 } 10461 // Check for updated system application. 10462 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10463 if (onSd) { 10464 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10465 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10466 } 10467 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10468 } else { 10469 if (onSd) { 10470 // Install flag overrides everything. 10471 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10472 } 10473 // If current upgrade specifies particular preference 10474 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10475 // Application explicitly specified internal. 10476 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10477 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10478 // App explictly prefers external. Let policy decide 10479 } else { 10480 // Prefer previous location 10481 if (isExternal(pkg)) { 10482 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10483 } 10484 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10485 } 10486 } 10487 } else { 10488 // Invalid install. Return error code 10489 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10490 } 10491 } 10492 } 10493 // All the special cases have been taken care of. 10494 // Return result based on recommended install location. 10495 if (onSd) { 10496 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10497 } 10498 return pkgLite.recommendedInstallLocation; 10499 } 10500 10501 /* 10502 * Invoke remote method to get package information and install 10503 * location values. Override install location based on default 10504 * policy if needed and then create install arguments based 10505 * on the install location. 10506 */ 10507 public void handleStartCopy() throws RemoteException { 10508 int ret = PackageManager.INSTALL_SUCCEEDED; 10509 10510 // If we're already staged, we've firmly committed to an install location 10511 if (origin.staged) { 10512 if (origin.file != null) { 10513 installFlags |= PackageManager.INSTALL_INTERNAL; 10514 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10515 } else if (origin.cid != null) { 10516 installFlags |= PackageManager.INSTALL_EXTERNAL; 10517 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10518 } else { 10519 throw new IllegalStateException("Invalid stage location"); 10520 } 10521 } 10522 10523 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10524 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10525 10526 PackageInfoLite pkgLite = null; 10527 10528 if (onInt && onSd) { 10529 // Check if both bits are set. 10530 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10531 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10532 } else { 10533 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10534 packageAbiOverride); 10535 10536 /* 10537 * If we have too little free space, try to free cache 10538 * before giving up. 10539 */ 10540 if (!origin.staged && pkgLite.recommendedInstallLocation 10541 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10542 // TODO: focus freeing disk space on the target device 10543 final StorageManager storage = StorageManager.from(mContext); 10544 final long lowThreshold = storage.getStorageLowBytes( 10545 Environment.getDataDirectory()); 10546 10547 final long sizeBytes = mContainerService.calculateInstalledSize( 10548 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10549 10550 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10551 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10552 installFlags, packageAbiOverride); 10553 } 10554 10555 /* 10556 * The cache free must have deleted the file we 10557 * downloaded to install. 10558 * 10559 * TODO: fix the "freeCache" call to not delete 10560 * the file we care about. 10561 */ 10562 if (pkgLite.recommendedInstallLocation 10563 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10564 pkgLite.recommendedInstallLocation 10565 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10566 } 10567 } 10568 } 10569 10570 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10571 int loc = pkgLite.recommendedInstallLocation; 10572 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10573 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10574 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10575 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10576 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10577 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10578 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10579 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10580 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10581 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10582 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10583 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10584 } else { 10585 // Override with defaults if needed. 10586 loc = installLocationPolicy(pkgLite); 10587 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10588 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10589 } else if (!onSd && !onInt) { 10590 // Override install location with flags 10591 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10592 // Set the flag to install on external media. 10593 installFlags |= PackageManager.INSTALL_EXTERNAL; 10594 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10595 } else { 10596 // Make sure the flag for installing on external 10597 // media is unset 10598 installFlags |= PackageManager.INSTALL_INTERNAL; 10599 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10600 } 10601 } 10602 } 10603 } 10604 10605 final InstallArgs args = createInstallArgs(this); 10606 mArgs = args; 10607 10608 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10609 /* 10610 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10611 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10612 */ 10613 int userIdentifier = getUser().getIdentifier(); 10614 if (userIdentifier == UserHandle.USER_ALL 10615 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10616 userIdentifier = UserHandle.USER_OWNER; 10617 } 10618 10619 /* 10620 * Determine if we have any installed package verifiers. If we 10621 * do, then we'll defer to them to verify the packages. 10622 */ 10623 final int requiredUid = mRequiredVerifierPackage == null ? -1 10624 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10625 if (!origin.existing && requiredUid != -1 10626 && isVerificationEnabled(userIdentifier, installFlags)) { 10627 final Intent verification = new Intent( 10628 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10629 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10630 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10631 PACKAGE_MIME_TYPE); 10632 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10633 10634 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10635 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10636 0 /* TODO: Which userId? */); 10637 10638 if (DEBUG_VERIFY) { 10639 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10640 + verification.toString() + " with " + pkgLite.verifiers.length 10641 + " optional verifiers"); 10642 } 10643 10644 final int verificationId = mPendingVerificationToken++; 10645 10646 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10647 10648 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10649 installerPackageName); 10650 10651 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10652 installFlags); 10653 10654 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10655 pkgLite.packageName); 10656 10657 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10658 pkgLite.versionCode); 10659 10660 if (verificationParams != null) { 10661 if (verificationParams.getVerificationURI() != null) { 10662 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10663 verificationParams.getVerificationURI()); 10664 } 10665 if (verificationParams.getOriginatingURI() != null) { 10666 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10667 verificationParams.getOriginatingURI()); 10668 } 10669 if (verificationParams.getReferrer() != null) { 10670 verification.putExtra(Intent.EXTRA_REFERRER, 10671 verificationParams.getReferrer()); 10672 } 10673 if (verificationParams.getOriginatingUid() >= 0) { 10674 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10675 verificationParams.getOriginatingUid()); 10676 } 10677 if (verificationParams.getInstallerUid() >= 0) { 10678 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10679 verificationParams.getInstallerUid()); 10680 } 10681 } 10682 10683 final PackageVerificationState verificationState = new PackageVerificationState( 10684 requiredUid, args); 10685 10686 mPendingVerification.append(verificationId, verificationState); 10687 10688 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10689 receivers, verificationState); 10690 10691 // Apps installed for "all" users use the device owner to verify the app 10692 UserHandle verifierUser = getUser(); 10693 if (verifierUser == UserHandle.ALL) { 10694 verifierUser = UserHandle.OWNER; 10695 } 10696 10697 /* 10698 * If any sufficient verifiers were listed in the package 10699 * manifest, attempt to ask them. 10700 */ 10701 if (sufficientVerifiers != null) { 10702 final int N = sufficientVerifiers.size(); 10703 if (N == 0) { 10704 Slog.i(TAG, "Additional verifiers required, but none installed."); 10705 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10706 } else { 10707 for (int i = 0; i < N; i++) { 10708 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10709 10710 final Intent sufficientIntent = new Intent(verification); 10711 sufficientIntent.setComponent(verifierComponent); 10712 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10713 } 10714 } 10715 } 10716 10717 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10718 mRequiredVerifierPackage, receivers); 10719 if (ret == PackageManager.INSTALL_SUCCEEDED 10720 && mRequiredVerifierPackage != null) { 10721 /* 10722 * Send the intent to the required verification agent, 10723 * but only start the verification timeout after the 10724 * target BroadcastReceivers have run. 10725 */ 10726 verification.setComponent(requiredVerifierComponent); 10727 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10728 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10729 new BroadcastReceiver() { 10730 @Override 10731 public void onReceive(Context context, Intent intent) { 10732 final Message msg = mHandler 10733 .obtainMessage(CHECK_PENDING_VERIFICATION); 10734 msg.arg1 = verificationId; 10735 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10736 } 10737 }, null, 0, null, null); 10738 10739 /* 10740 * We don't want the copy to proceed until verification 10741 * succeeds, so null out this field. 10742 */ 10743 mArgs = null; 10744 } 10745 } else { 10746 /* 10747 * No package verification is enabled, so immediately start 10748 * the remote call to initiate copy using temporary file. 10749 */ 10750 ret = args.copyApk(mContainerService, true); 10751 } 10752 } 10753 10754 mRet = ret; 10755 } 10756 10757 @Override 10758 void handleReturnCode() { 10759 // If mArgs is null, then MCS couldn't be reached. When it 10760 // reconnects, it will try again to install. At that point, this 10761 // will succeed. 10762 if (mArgs != null) { 10763 processPendingInstall(mArgs, mRet); 10764 } 10765 } 10766 10767 @Override 10768 void handleServiceError() { 10769 mArgs = createInstallArgs(this); 10770 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10771 } 10772 10773 public boolean isForwardLocked() { 10774 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10775 } 10776 } 10777 10778 /** 10779 * Used during creation of InstallArgs 10780 * 10781 * @param installFlags package installation flags 10782 * @return true if should be installed on external storage 10783 */ 10784 private static boolean installOnExternalAsec(int installFlags) { 10785 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10786 return false; 10787 } 10788 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10789 return true; 10790 } 10791 return false; 10792 } 10793 10794 /** 10795 * Used during creation of InstallArgs 10796 * 10797 * @param installFlags package installation flags 10798 * @return true if should be installed as forward locked 10799 */ 10800 private static boolean installForwardLocked(int installFlags) { 10801 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10802 } 10803 10804 private InstallArgs createInstallArgs(InstallParams params) { 10805 if (params.move != null) { 10806 return new MoveInstallArgs(params); 10807 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10808 return new AsecInstallArgs(params); 10809 } else { 10810 return new FileInstallArgs(params); 10811 } 10812 } 10813 10814 /** 10815 * Create args that describe an existing installed package. Typically used 10816 * when cleaning up old installs, or used as a move source. 10817 */ 10818 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10819 String resourcePath, String[] instructionSets) { 10820 final boolean isInAsec; 10821 if (installOnExternalAsec(installFlags)) { 10822 /* Apps on SD card are always in ASEC containers. */ 10823 isInAsec = true; 10824 } else if (installForwardLocked(installFlags) 10825 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10826 /* 10827 * Forward-locked apps are only in ASEC containers if they're the 10828 * new style 10829 */ 10830 isInAsec = true; 10831 } else { 10832 isInAsec = false; 10833 } 10834 10835 if (isInAsec) { 10836 return new AsecInstallArgs(codePath, instructionSets, 10837 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10838 } else { 10839 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10840 } 10841 } 10842 10843 static abstract class InstallArgs { 10844 /** @see InstallParams#origin */ 10845 final OriginInfo origin; 10846 /** @see InstallParams#move */ 10847 final MoveInfo move; 10848 10849 final IPackageInstallObserver2 observer; 10850 // Always refers to PackageManager flags only 10851 final int installFlags; 10852 final String installerPackageName; 10853 final String volumeUuid; 10854 final ManifestDigest manifestDigest; 10855 final UserHandle user; 10856 final String abiOverride; 10857 final String[] installGrantPermissions; 10858 10859 // The list of instruction sets supported by this app. This is currently 10860 // only used during the rmdex() phase to clean up resources. We can get rid of this 10861 // if we move dex files under the common app path. 10862 /* nullable */ String[] instructionSets; 10863 10864 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10865 int installFlags, String installerPackageName, String volumeUuid, 10866 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10867 String abiOverride, String[] installGrantPermissions) { 10868 this.origin = origin; 10869 this.move = move; 10870 this.installFlags = installFlags; 10871 this.observer = observer; 10872 this.installerPackageName = installerPackageName; 10873 this.volumeUuid = volumeUuid; 10874 this.manifestDigest = manifestDigest; 10875 this.user = user; 10876 this.instructionSets = instructionSets; 10877 this.abiOverride = abiOverride; 10878 this.installGrantPermissions = installGrantPermissions; 10879 } 10880 10881 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10882 abstract int doPreInstall(int status); 10883 10884 /** 10885 * Rename package into final resting place. All paths on the given 10886 * scanned package should be updated to reflect the rename. 10887 */ 10888 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10889 abstract int doPostInstall(int status, int uid); 10890 10891 /** @see PackageSettingBase#codePathString */ 10892 abstract String getCodePath(); 10893 /** @see PackageSettingBase#resourcePathString */ 10894 abstract String getResourcePath(); 10895 10896 // Need installer lock especially for dex file removal. 10897 abstract void cleanUpResourcesLI(); 10898 abstract boolean doPostDeleteLI(boolean delete); 10899 10900 /** 10901 * Called before the source arguments are copied. This is used mostly 10902 * for MoveParams when it needs to read the source file to put it in the 10903 * destination. 10904 */ 10905 int doPreCopy() { 10906 return PackageManager.INSTALL_SUCCEEDED; 10907 } 10908 10909 /** 10910 * Called after the source arguments are copied. This is used mostly for 10911 * MoveParams when it needs to read the source file to put it in the 10912 * destination. 10913 * 10914 * @return 10915 */ 10916 int doPostCopy(int uid) { 10917 return PackageManager.INSTALL_SUCCEEDED; 10918 } 10919 10920 protected boolean isFwdLocked() { 10921 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10922 } 10923 10924 protected boolean isExternalAsec() { 10925 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10926 } 10927 10928 UserHandle getUser() { 10929 return user; 10930 } 10931 } 10932 10933 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10934 if (!allCodePaths.isEmpty()) { 10935 if (instructionSets == null) { 10936 throw new IllegalStateException("instructionSet == null"); 10937 } 10938 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10939 for (String codePath : allCodePaths) { 10940 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10941 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10942 if (retCode < 0) { 10943 Slog.w(TAG, "Couldn't remove dex file for package: " 10944 + " at location " + codePath + ", retcode=" + retCode); 10945 // we don't consider this to be a failure of the core package deletion 10946 } 10947 } 10948 } 10949 } 10950 } 10951 10952 /** 10953 * Logic to handle installation of non-ASEC applications, including copying 10954 * and renaming logic. 10955 */ 10956 class FileInstallArgs extends InstallArgs { 10957 private File codeFile; 10958 private File resourceFile; 10959 10960 // Example topology: 10961 // /data/app/com.example/base.apk 10962 // /data/app/com.example/split_foo.apk 10963 // /data/app/com.example/lib/arm/libfoo.so 10964 // /data/app/com.example/lib/arm64/libfoo.so 10965 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10966 10967 /** New install */ 10968 FileInstallArgs(InstallParams params) { 10969 super(params.origin, params.move, params.observer, params.installFlags, 10970 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10971 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 10972 params.grantedRuntimePermissions); 10973 if (isFwdLocked()) { 10974 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10975 } 10976 } 10977 10978 /** Existing install */ 10979 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10980 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10981 null, null); 10982 this.codeFile = (codePath != null) ? new File(codePath) : null; 10983 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10984 } 10985 10986 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10987 if (origin.staged) { 10988 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10989 codeFile = origin.file; 10990 resourceFile = origin.file; 10991 return PackageManager.INSTALL_SUCCEEDED; 10992 } 10993 10994 try { 10995 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10996 codeFile = tempDir; 10997 resourceFile = tempDir; 10998 } catch (IOException e) { 10999 Slog.w(TAG, "Failed to create copy file: " + e); 11000 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11001 } 11002 11003 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11004 @Override 11005 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11006 if (!FileUtils.isValidExtFilename(name)) { 11007 throw new IllegalArgumentException("Invalid filename: " + name); 11008 } 11009 try { 11010 final File file = new File(codeFile, name); 11011 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11012 O_RDWR | O_CREAT, 0644); 11013 Os.chmod(file.getAbsolutePath(), 0644); 11014 return new ParcelFileDescriptor(fd); 11015 } catch (ErrnoException e) { 11016 throw new RemoteException("Failed to open: " + e.getMessage()); 11017 } 11018 } 11019 }; 11020 11021 int ret = PackageManager.INSTALL_SUCCEEDED; 11022 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11023 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11024 Slog.e(TAG, "Failed to copy package"); 11025 return ret; 11026 } 11027 11028 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11029 NativeLibraryHelper.Handle handle = null; 11030 try { 11031 handle = NativeLibraryHelper.Handle.create(codeFile); 11032 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11033 abiOverride); 11034 } catch (IOException e) { 11035 Slog.e(TAG, "Copying native libraries failed", e); 11036 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11037 } finally { 11038 IoUtils.closeQuietly(handle); 11039 } 11040 11041 return ret; 11042 } 11043 11044 int doPreInstall(int status) { 11045 if (status != PackageManager.INSTALL_SUCCEEDED) { 11046 cleanUp(); 11047 } 11048 return status; 11049 } 11050 11051 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11052 if (status != PackageManager.INSTALL_SUCCEEDED) { 11053 cleanUp(); 11054 return false; 11055 } 11056 11057 final File targetDir = codeFile.getParentFile(); 11058 final File beforeCodeFile = codeFile; 11059 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11060 11061 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11062 try { 11063 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11064 } catch (ErrnoException e) { 11065 Slog.w(TAG, "Failed to rename", e); 11066 return false; 11067 } 11068 11069 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11070 Slog.w(TAG, "Failed to restorecon"); 11071 return false; 11072 } 11073 11074 // Reflect the rename internally 11075 codeFile = afterCodeFile; 11076 resourceFile = afterCodeFile; 11077 11078 // Reflect the rename in scanned details 11079 pkg.codePath = afterCodeFile.getAbsolutePath(); 11080 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11081 pkg.baseCodePath); 11082 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11083 pkg.splitCodePaths); 11084 11085 // Reflect the rename in app info 11086 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11087 pkg.applicationInfo.setCodePath(pkg.codePath); 11088 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11089 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11090 pkg.applicationInfo.setResourcePath(pkg.codePath); 11091 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11092 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11093 11094 return true; 11095 } 11096 11097 int doPostInstall(int status, int uid) { 11098 if (status != PackageManager.INSTALL_SUCCEEDED) { 11099 cleanUp(); 11100 } 11101 return status; 11102 } 11103 11104 @Override 11105 String getCodePath() { 11106 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11107 } 11108 11109 @Override 11110 String getResourcePath() { 11111 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11112 } 11113 11114 private boolean cleanUp() { 11115 if (codeFile == null || !codeFile.exists()) { 11116 return false; 11117 } 11118 11119 if (codeFile.isDirectory()) { 11120 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11121 } else { 11122 codeFile.delete(); 11123 } 11124 11125 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11126 resourceFile.delete(); 11127 } 11128 11129 return true; 11130 } 11131 11132 void cleanUpResourcesLI() { 11133 // Try enumerating all code paths before deleting 11134 List<String> allCodePaths = Collections.EMPTY_LIST; 11135 if (codeFile != null && codeFile.exists()) { 11136 try { 11137 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11138 allCodePaths = pkg.getAllCodePaths(); 11139 } catch (PackageParserException e) { 11140 // Ignored; we tried our best 11141 } 11142 } 11143 11144 cleanUp(); 11145 removeDexFiles(allCodePaths, instructionSets); 11146 } 11147 11148 boolean doPostDeleteLI(boolean delete) { 11149 // XXX err, shouldn't we respect the delete flag? 11150 cleanUpResourcesLI(); 11151 return true; 11152 } 11153 } 11154 11155 private boolean isAsecExternal(String cid) { 11156 final String asecPath = PackageHelper.getSdFilesystem(cid); 11157 return !asecPath.startsWith(mAsecInternalPath); 11158 } 11159 11160 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11161 PackageManagerException { 11162 if (copyRet < 0) { 11163 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11164 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11165 throw new PackageManagerException(copyRet, message); 11166 } 11167 } 11168 } 11169 11170 /** 11171 * Extract the MountService "container ID" from the full code path of an 11172 * .apk. 11173 */ 11174 static String cidFromCodePath(String fullCodePath) { 11175 int eidx = fullCodePath.lastIndexOf("/"); 11176 String subStr1 = fullCodePath.substring(0, eidx); 11177 int sidx = subStr1.lastIndexOf("/"); 11178 return subStr1.substring(sidx+1, eidx); 11179 } 11180 11181 /** 11182 * Logic to handle installation of ASEC applications, including copying and 11183 * renaming logic. 11184 */ 11185 class AsecInstallArgs extends InstallArgs { 11186 static final String RES_FILE_NAME = "pkg.apk"; 11187 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11188 11189 String cid; 11190 String packagePath; 11191 String resourcePath; 11192 11193 /** New install */ 11194 AsecInstallArgs(InstallParams params) { 11195 super(params.origin, params.move, params.observer, params.installFlags, 11196 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11197 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11198 params.grantedRuntimePermissions); 11199 } 11200 11201 /** Existing install */ 11202 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11203 boolean isExternal, boolean isForwardLocked) { 11204 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11205 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11206 instructionSets, null, null); 11207 // Hackily pretend we're still looking at a full code path 11208 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11209 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11210 } 11211 11212 // Extract cid from fullCodePath 11213 int eidx = fullCodePath.lastIndexOf("/"); 11214 String subStr1 = fullCodePath.substring(0, eidx); 11215 int sidx = subStr1.lastIndexOf("/"); 11216 cid = subStr1.substring(sidx+1, eidx); 11217 setMountPath(subStr1); 11218 } 11219 11220 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11221 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11222 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11223 instructionSets, null, null); 11224 this.cid = cid; 11225 setMountPath(PackageHelper.getSdDir(cid)); 11226 } 11227 11228 void createCopyFile() { 11229 cid = mInstallerService.allocateExternalStageCidLegacy(); 11230 } 11231 11232 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11233 if (origin.staged) { 11234 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11235 cid = origin.cid; 11236 setMountPath(PackageHelper.getSdDir(cid)); 11237 return PackageManager.INSTALL_SUCCEEDED; 11238 } 11239 11240 if (temp) { 11241 createCopyFile(); 11242 } else { 11243 /* 11244 * Pre-emptively destroy the container since it's destroyed if 11245 * copying fails due to it existing anyway. 11246 */ 11247 PackageHelper.destroySdDir(cid); 11248 } 11249 11250 final String newMountPath = imcs.copyPackageToContainer( 11251 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11252 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11253 11254 if (newMountPath != null) { 11255 setMountPath(newMountPath); 11256 return PackageManager.INSTALL_SUCCEEDED; 11257 } else { 11258 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11259 } 11260 } 11261 11262 @Override 11263 String getCodePath() { 11264 return packagePath; 11265 } 11266 11267 @Override 11268 String getResourcePath() { 11269 return resourcePath; 11270 } 11271 11272 int doPreInstall(int status) { 11273 if (status != PackageManager.INSTALL_SUCCEEDED) { 11274 // Destroy container 11275 PackageHelper.destroySdDir(cid); 11276 } else { 11277 boolean mounted = PackageHelper.isContainerMounted(cid); 11278 if (!mounted) { 11279 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11280 Process.SYSTEM_UID); 11281 if (newMountPath != null) { 11282 setMountPath(newMountPath); 11283 } else { 11284 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11285 } 11286 } 11287 } 11288 return status; 11289 } 11290 11291 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11292 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11293 String newMountPath = null; 11294 if (PackageHelper.isContainerMounted(cid)) { 11295 // Unmount the container 11296 if (!PackageHelper.unMountSdDir(cid)) { 11297 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11298 return false; 11299 } 11300 } 11301 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11302 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11303 " which might be stale. Will try to clean up."); 11304 // Clean up the stale container and proceed to recreate. 11305 if (!PackageHelper.destroySdDir(newCacheId)) { 11306 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11307 return false; 11308 } 11309 // Successfully cleaned up stale container. Try to rename again. 11310 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11311 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11312 + " inspite of cleaning it up."); 11313 return false; 11314 } 11315 } 11316 if (!PackageHelper.isContainerMounted(newCacheId)) { 11317 Slog.w(TAG, "Mounting container " + newCacheId); 11318 newMountPath = PackageHelper.mountSdDir(newCacheId, 11319 getEncryptKey(), Process.SYSTEM_UID); 11320 } else { 11321 newMountPath = PackageHelper.getSdDir(newCacheId); 11322 } 11323 if (newMountPath == null) { 11324 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11325 return false; 11326 } 11327 Log.i(TAG, "Succesfully renamed " + cid + 11328 " to " + newCacheId + 11329 " at new path: " + newMountPath); 11330 cid = newCacheId; 11331 11332 final File beforeCodeFile = new File(packagePath); 11333 setMountPath(newMountPath); 11334 final File afterCodeFile = new File(packagePath); 11335 11336 // Reflect the rename in scanned details 11337 pkg.codePath = afterCodeFile.getAbsolutePath(); 11338 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11339 pkg.baseCodePath); 11340 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11341 pkg.splitCodePaths); 11342 11343 // Reflect the rename in app info 11344 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11345 pkg.applicationInfo.setCodePath(pkg.codePath); 11346 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11347 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11348 pkg.applicationInfo.setResourcePath(pkg.codePath); 11349 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11350 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11351 11352 return true; 11353 } 11354 11355 private void setMountPath(String mountPath) { 11356 final File mountFile = new File(mountPath); 11357 11358 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11359 if (monolithicFile.exists()) { 11360 packagePath = monolithicFile.getAbsolutePath(); 11361 if (isFwdLocked()) { 11362 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11363 } else { 11364 resourcePath = packagePath; 11365 } 11366 } else { 11367 packagePath = mountFile.getAbsolutePath(); 11368 resourcePath = packagePath; 11369 } 11370 } 11371 11372 int doPostInstall(int status, int uid) { 11373 if (status != PackageManager.INSTALL_SUCCEEDED) { 11374 cleanUp(); 11375 } else { 11376 final int groupOwner; 11377 final String protectedFile; 11378 if (isFwdLocked()) { 11379 groupOwner = UserHandle.getSharedAppGid(uid); 11380 protectedFile = RES_FILE_NAME; 11381 } else { 11382 groupOwner = -1; 11383 protectedFile = null; 11384 } 11385 11386 if (uid < Process.FIRST_APPLICATION_UID 11387 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11388 Slog.e(TAG, "Failed to finalize " + cid); 11389 PackageHelper.destroySdDir(cid); 11390 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11391 } 11392 11393 boolean mounted = PackageHelper.isContainerMounted(cid); 11394 if (!mounted) { 11395 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11396 } 11397 } 11398 return status; 11399 } 11400 11401 private void cleanUp() { 11402 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11403 11404 // Destroy secure container 11405 PackageHelper.destroySdDir(cid); 11406 } 11407 11408 private List<String> getAllCodePaths() { 11409 final File codeFile = new File(getCodePath()); 11410 if (codeFile != null && codeFile.exists()) { 11411 try { 11412 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11413 return pkg.getAllCodePaths(); 11414 } catch (PackageParserException e) { 11415 // Ignored; we tried our best 11416 } 11417 } 11418 return Collections.EMPTY_LIST; 11419 } 11420 11421 void cleanUpResourcesLI() { 11422 // Enumerate all code paths before deleting 11423 cleanUpResourcesLI(getAllCodePaths()); 11424 } 11425 11426 private void cleanUpResourcesLI(List<String> allCodePaths) { 11427 cleanUp(); 11428 removeDexFiles(allCodePaths, instructionSets); 11429 } 11430 11431 String getPackageName() { 11432 return getAsecPackageName(cid); 11433 } 11434 11435 boolean doPostDeleteLI(boolean delete) { 11436 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11437 final List<String> allCodePaths = getAllCodePaths(); 11438 boolean mounted = PackageHelper.isContainerMounted(cid); 11439 if (mounted) { 11440 // Unmount first 11441 if (PackageHelper.unMountSdDir(cid)) { 11442 mounted = false; 11443 } 11444 } 11445 if (!mounted && delete) { 11446 cleanUpResourcesLI(allCodePaths); 11447 } 11448 return !mounted; 11449 } 11450 11451 @Override 11452 int doPreCopy() { 11453 if (isFwdLocked()) { 11454 if (!PackageHelper.fixSdPermissions(cid, 11455 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11456 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11457 } 11458 } 11459 11460 return PackageManager.INSTALL_SUCCEEDED; 11461 } 11462 11463 @Override 11464 int doPostCopy(int uid) { 11465 if (isFwdLocked()) { 11466 if (uid < Process.FIRST_APPLICATION_UID 11467 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11468 RES_FILE_NAME)) { 11469 Slog.e(TAG, "Failed to finalize " + cid); 11470 PackageHelper.destroySdDir(cid); 11471 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11472 } 11473 } 11474 11475 return PackageManager.INSTALL_SUCCEEDED; 11476 } 11477 } 11478 11479 /** 11480 * Logic to handle movement of existing installed applications. 11481 */ 11482 class MoveInstallArgs extends InstallArgs { 11483 private File codeFile; 11484 private File resourceFile; 11485 11486 /** New install */ 11487 MoveInstallArgs(InstallParams params) { 11488 super(params.origin, params.move, params.observer, params.installFlags, 11489 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11490 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11491 params.grantedRuntimePermissions); 11492 } 11493 11494 int copyApk(IMediaContainerService imcs, boolean temp) { 11495 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11496 + move.fromUuid + " to " + move.toUuid); 11497 synchronized (mInstaller) { 11498 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11499 move.dataAppName, move.appId, move.seinfo) != 0) { 11500 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11501 } 11502 } 11503 11504 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11505 resourceFile = codeFile; 11506 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11507 11508 return PackageManager.INSTALL_SUCCEEDED; 11509 } 11510 11511 int doPreInstall(int status) { 11512 if (status != PackageManager.INSTALL_SUCCEEDED) { 11513 cleanUp(move.toUuid); 11514 } 11515 return status; 11516 } 11517 11518 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11519 if (status != PackageManager.INSTALL_SUCCEEDED) { 11520 cleanUp(move.toUuid); 11521 return false; 11522 } 11523 11524 // Reflect the move in app info 11525 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11526 pkg.applicationInfo.setCodePath(pkg.codePath); 11527 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11528 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11529 pkg.applicationInfo.setResourcePath(pkg.codePath); 11530 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11531 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11532 11533 return true; 11534 } 11535 11536 int doPostInstall(int status, int uid) { 11537 if (status == PackageManager.INSTALL_SUCCEEDED) { 11538 cleanUp(move.fromUuid); 11539 } else { 11540 cleanUp(move.toUuid); 11541 } 11542 return status; 11543 } 11544 11545 @Override 11546 String getCodePath() { 11547 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11548 } 11549 11550 @Override 11551 String getResourcePath() { 11552 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11553 } 11554 11555 private boolean cleanUp(String volumeUuid) { 11556 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11557 move.dataAppName); 11558 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11559 synchronized (mInstallLock) { 11560 // Clean up both app data and code 11561 removeDataDirsLI(volumeUuid, move.packageName); 11562 if (codeFile.isDirectory()) { 11563 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11564 } else { 11565 codeFile.delete(); 11566 } 11567 } 11568 return true; 11569 } 11570 11571 void cleanUpResourcesLI() { 11572 throw new UnsupportedOperationException(); 11573 } 11574 11575 boolean doPostDeleteLI(boolean delete) { 11576 throw new UnsupportedOperationException(); 11577 } 11578 } 11579 11580 static String getAsecPackageName(String packageCid) { 11581 int idx = packageCid.lastIndexOf("-"); 11582 if (idx == -1) { 11583 return packageCid; 11584 } 11585 return packageCid.substring(0, idx); 11586 } 11587 11588 // Utility method used to create code paths based on package name and available index. 11589 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11590 String idxStr = ""; 11591 int idx = 1; 11592 // Fall back to default value of idx=1 if prefix is not 11593 // part of oldCodePath 11594 if (oldCodePath != null) { 11595 String subStr = oldCodePath; 11596 // Drop the suffix right away 11597 if (suffix != null && subStr.endsWith(suffix)) { 11598 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11599 } 11600 // If oldCodePath already contains prefix find out the 11601 // ending index to either increment or decrement. 11602 int sidx = subStr.lastIndexOf(prefix); 11603 if (sidx != -1) { 11604 subStr = subStr.substring(sidx + prefix.length()); 11605 if (subStr != null) { 11606 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11607 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11608 } 11609 try { 11610 idx = Integer.parseInt(subStr); 11611 if (idx <= 1) { 11612 idx++; 11613 } else { 11614 idx--; 11615 } 11616 } catch(NumberFormatException e) { 11617 } 11618 } 11619 } 11620 } 11621 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11622 return prefix + idxStr; 11623 } 11624 11625 private File getNextCodePath(File targetDir, String packageName) { 11626 int suffix = 1; 11627 File result; 11628 do { 11629 result = new File(targetDir, packageName + "-" + suffix); 11630 suffix++; 11631 } while (result.exists()); 11632 return result; 11633 } 11634 11635 // Utility method that returns the relative package path with respect 11636 // to the installation directory. Like say for /data/data/com.test-1.apk 11637 // string com.test-1 is returned. 11638 static String deriveCodePathName(String codePath) { 11639 if (codePath == null) { 11640 return null; 11641 } 11642 final File codeFile = new File(codePath); 11643 final String name = codeFile.getName(); 11644 if (codeFile.isDirectory()) { 11645 return name; 11646 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11647 final int lastDot = name.lastIndexOf('.'); 11648 return name.substring(0, lastDot); 11649 } else { 11650 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11651 return null; 11652 } 11653 } 11654 11655 class PackageInstalledInfo { 11656 String name; 11657 int uid; 11658 // The set of users that originally had this package installed. 11659 int[] origUsers; 11660 // The set of users that now have this package installed. 11661 int[] newUsers; 11662 PackageParser.Package pkg; 11663 int returnCode; 11664 String returnMsg; 11665 PackageRemovedInfo removedInfo; 11666 11667 public void setError(int code, String msg) { 11668 returnCode = code; 11669 returnMsg = msg; 11670 Slog.w(TAG, msg); 11671 } 11672 11673 public void setError(String msg, PackageParserException e) { 11674 returnCode = e.error; 11675 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11676 Slog.w(TAG, msg, e); 11677 } 11678 11679 public void setError(String msg, PackageManagerException e) { 11680 returnCode = e.error; 11681 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11682 Slog.w(TAG, msg, e); 11683 } 11684 11685 // In some error cases we want to convey more info back to the observer 11686 String origPackage; 11687 String origPermission; 11688 } 11689 11690 /* 11691 * Install a non-existing package. 11692 */ 11693 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11694 UserHandle user, String installerPackageName, String volumeUuid, 11695 PackageInstalledInfo res) { 11696 // Remember this for later, in case we need to rollback this install 11697 String pkgName = pkg.packageName; 11698 11699 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11700 final boolean dataDirExists = Environment 11701 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11702 synchronized(mPackages) { 11703 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11704 // A package with the same name is already installed, though 11705 // it has been renamed to an older name. The package we 11706 // are trying to install should be installed as an update to 11707 // the existing one, but that has not been requested, so bail. 11708 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11709 + " without first uninstalling package running as " 11710 + mSettings.mRenamedPackages.get(pkgName)); 11711 return; 11712 } 11713 if (mPackages.containsKey(pkgName)) { 11714 // Don't allow installation over an existing package with the same name. 11715 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11716 + " without first uninstalling."); 11717 return; 11718 } 11719 } 11720 11721 try { 11722 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11723 System.currentTimeMillis(), user); 11724 11725 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11726 // delete the partially installed application. the data directory will have to be 11727 // restored if it was already existing 11728 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11729 // remove package from internal structures. Note that we want deletePackageX to 11730 // delete the package data and cache directories that it created in 11731 // scanPackageLocked, unless those directories existed before we even tried to 11732 // install. 11733 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11734 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11735 res.removedInfo, true); 11736 } 11737 11738 } catch (PackageManagerException e) { 11739 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11740 } 11741 } 11742 11743 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11744 // Can't rotate keys during boot or if sharedUser. 11745 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11746 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11747 return false; 11748 } 11749 // app is using upgradeKeySets; make sure all are valid 11750 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11751 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11752 for (int i = 0; i < upgradeKeySets.length; i++) { 11753 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11754 Slog.wtf(TAG, "Package " 11755 + (oldPs.name != null ? oldPs.name : "<null>") 11756 + " contains upgrade-key-set reference to unknown key-set: " 11757 + upgradeKeySets[i] 11758 + " reverting to signatures check."); 11759 return false; 11760 } 11761 } 11762 return true; 11763 } 11764 11765 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11766 // Upgrade keysets are being used. Determine if new package has a superset of the 11767 // required keys. 11768 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11769 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11770 for (int i = 0; i < upgradeKeySets.length; i++) { 11771 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11772 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11773 return true; 11774 } 11775 } 11776 return false; 11777 } 11778 11779 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11780 UserHandle user, String installerPackageName, String volumeUuid, 11781 PackageInstalledInfo res) { 11782 final PackageParser.Package oldPackage; 11783 final String pkgName = pkg.packageName; 11784 final int[] allUsers; 11785 final boolean[] perUserInstalled; 11786 11787 // First find the old package info and check signatures 11788 synchronized(mPackages) { 11789 oldPackage = mPackages.get(pkgName); 11790 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11791 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11792 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11793 if(!checkUpgradeKeySetLP(ps, pkg)) { 11794 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11795 "New package not signed by keys specified by upgrade-keysets: " 11796 + pkgName); 11797 return; 11798 } 11799 } else { 11800 // default to original signature matching 11801 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11802 != PackageManager.SIGNATURE_MATCH) { 11803 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11804 "New package has a different signature: " + pkgName); 11805 return; 11806 } 11807 } 11808 11809 // In case of rollback, remember per-user/profile install state 11810 allUsers = sUserManager.getUserIds(); 11811 perUserInstalled = new boolean[allUsers.length]; 11812 for (int i = 0; i < allUsers.length; i++) { 11813 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11814 } 11815 } 11816 11817 boolean sysPkg = (isSystemApp(oldPackage)); 11818 if (sysPkg) { 11819 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11820 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11821 } else { 11822 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11823 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11824 } 11825 } 11826 11827 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11828 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11829 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11830 String volumeUuid, PackageInstalledInfo res) { 11831 String pkgName = deletedPackage.packageName; 11832 boolean deletedPkg = true; 11833 boolean updatedSettings = false; 11834 11835 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11836 + deletedPackage); 11837 long origUpdateTime; 11838 if (pkg.mExtras != null) { 11839 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11840 } else { 11841 origUpdateTime = 0; 11842 } 11843 11844 // First delete the existing package while retaining the data directory 11845 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11846 res.removedInfo, true)) { 11847 // If the existing package wasn't successfully deleted 11848 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11849 deletedPkg = false; 11850 } else { 11851 // Successfully deleted the old package; proceed with replace. 11852 11853 // If deleted package lived in a container, give users a chance to 11854 // relinquish resources before killing. 11855 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11856 if (DEBUG_INSTALL) { 11857 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11858 } 11859 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11860 final ArrayList<String> pkgList = new ArrayList<String>(1); 11861 pkgList.add(deletedPackage.applicationInfo.packageName); 11862 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11863 } 11864 11865 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11866 try { 11867 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11868 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11869 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11870 perUserInstalled, res, user); 11871 updatedSettings = true; 11872 } catch (PackageManagerException e) { 11873 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11874 } 11875 } 11876 11877 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11878 // remove package from internal structures. Note that we want deletePackageX to 11879 // delete the package data and cache directories that it created in 11880 // scanPackageLocked, unless those directories existed before we even tried to 11881 // install. 11882 if(updatedSettings) { 11883 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11884 deletePackageLI( 11885 pkgName, null, true, allUsers, perUserInstalled, 11886 PackageManager.DELETE_KEEP_DATA, 11887 res.removedInfo, true); 11888 } 11889 // Since we failed to install the new package we need to restore the old 11890 // package that we deleted. 11891 if (deletedPkg) { 11892 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11893 File restoreFile = new File(deletedPackage.codePath); 11894 // Parse old package 11895 boolean oldExternal = isExternal(deletedPackage); 11896 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11897 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11898 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11899 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11900 try { 11901 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11902 } catch (PackageManagerException e) { 11903 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11904 + e.getMessage()); 11905 return; 11906 } 11907 // Restore of old package succeeded. Update permissions. 11908 // writer 11909 synchronized (mPackages) { 11910 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11911 UPDATE_PERMISSIONS_ALL); 11912 // can downgrade to reader 11913 mSettings.writeLPr(); 11914 } 11915 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11916 } 11917 } 11918 } 11919 11920 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11921 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11922 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11923 String volumeUuid, PackageInstalledInfo res) { 11924 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11925 + ", old=" + deletedPackage); 11926 boolean disabledSystem = false; 11927 boolean updatedSettings = false; 11928 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11929 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11930 != 0) { 11931 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11932 } 11933 String packageName = deletedPackage.packageName; 11934 if (packageName == null) { 11935 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11936 "Attempt to delete null packageName."); 11937 return; 11938 } 11939 PackageParser.Package oldPkg; 11940 PackageSetting oldPkgSetting; 11941 // reader 11942 synchronized (mPackages) { 11943 oldPkg = mPackages.get(packageName); 11944 oldPkgSetting = mSettings.mPackages.get(packageName); 11945 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11946 (oldPkgSetting == null)) { 11947 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11948 "Couldn't find package:" + packageName + " information"); 11949 return; 11950 } 11951 } 11952 11953 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 11954 11955 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11956 res.removedInfo.removedPackage = packageName; 11957 // Remove existing system package 11958 removePackageLI(oldPkgSetting, true); 11959 // writer 11960 synchronized (mPackages) { 11961 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11962 if (!disabledSystem && deletedPackage != null) { 11963 // We didn't need to disable the .apk as a current system package, 11964 // which means we are replacing another update that is already 11965 // installed. We need to make sure to delete the older one's .apk. 11966 res.removedInfo.args = createInstallArgsForExisting(0, 11967 deletedPackage.applicationInfo.getCodePath(), 11968 deletedPackage.applicationInfo.getResourcePath(), 11969 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11970 } else { 11971 res.removedInfo.args = null; 11972 } 11973 } 11974 11975 // Successfully disabled the old package. Now proceed with re-installation 11976 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11977 11978 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11979 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11980 11981 PackageParser.Package newPackage = null; 11982 try { 11983 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11984 if (newPackage.mExtras != null) { 11985 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11986 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11987 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11988 11989 // is the update attempting to change shared user? that isn't going to work... 11990 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11991 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11992 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11993 + " to " + newPkgSetting.sharedUser); 11994 updatedSettings = true; 11995 } 11996 } 11997 11998 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11999 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12000 perUserInstalled, res, user); 12001 updatedSettings = true; 12002 } 12003 12004 } catch (PackageManagerException e) { 12005 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12006 } 12007 12008 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12009 // Re installation failed. Restore old information 12010 // Remove new pkg information 12011 if (newPackage != null) { 12012 removeInstalledPackageLI(newPackage, true); 12013 } 12014 // Add back the old system package 12015 try { 12016 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12017 } catch (PackageManagerException e) { 12018 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12019 } 12020 // Restore the old system information in Settings 12021 synchronized (mPackages) { 12022 if (disabledSystem) { 12023 mSettings.enableSystemPackageLPw(packageName); 12024 } 12025 if (updatedSettings) { 12026 mSettings.setInstallerPackageName(packageName, 12027 oldPkgSetting.installerPackageName); 12028 } 12029 mSettings.writeLPr(); 12030 } 12031 } 12032 } 12033 12034 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12035 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12036 UserHandle user) { 12037 String pkgName = newPackage.packageName; 12038 synchronized (mPackages) { 12039 //write settings. the installStatus will be incomplete at this stage. 12040 //note that the new package setting would have already been 12041 //added to mPackages. It hasn't been persisted yet. 12042 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12043 mSettings.writeLPr(); 12044 } 12045 12046 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12047 12048 synchronized (mPackages) { 12049 updatePermissionsLPw(newPackage.packageName, newPackage, 12050 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12051 ? UPDATE_PERMISSIONS_ALL : 0)); 12052 // For system-bundled packages, we assume that installing an upgraded version 12053 // of the package implies that the user actually wants to run that new code, 12054 // so we enable the package. 12055 PackageSetting ps = mSettings.mPackages.get(pkgName); 12056 if (ps != null) { 12057 if (isSystemApp(newPackage)) { 12058 // NB: implicit assumption that system package upgrades apply to all users 12059 if (DEBUG_INSTALL) { 12060 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12061 } 12062 if (res.origUsers != null) { 12063 for (int userHandle : res.origUsers) { 12064 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12065 userHandle, installerPackageName); 12066 } 12067 } 12068 // Also convey the prior install/uninstall state 12069 if (allUsers != null && perUserInstalled != null) { 12070 for (int i = 0; i < allUsers.length; i++) { 12071 if (DEBUG_INSTALL) { 12072 Slog.d(TAG, " user " + allUsers[i] 12073 + " => " + perUserInstalled[i]); 12074 } 12075 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12076 } 12077 // these install state changes will be persisted in the 12078 // upcoming call to mSettings.writeLPr(). 12079 } 12080 } 12081 // It's implied that when a user requests installation, they want the app to be 12082 // installed and enabled. 12083 int userId = user.getIdentifier(); 12084 if (userId != UserHandle.USER_ALL) { 12085 ps.setInstalled(true, userId); 12086 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12087 } 12088 } 12089 res.name = pkgName; 12090 res.uid = newPackage.applicationInfo.uid; 12091 res.pkg = newPackage; 12092 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12093 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12094 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12095 //to update install status 12096 mSettings.writeLPr(); 12097 } 12098 } 12099 12100 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12101 final int installFlags = args.installFlags; 12102 final String installerPackageName = args.installerPackageName; 12103 final String volumeUuid = args.volumeUuid; 12104 final File tmpPackageFile = new File(args.getCodePath()); 12105 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12106 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12107 || (args.volumeUuid != null)); 12108 boolean replace = false; 12109 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12110 if (args.move != null) { 12111 // moving a complete application; perfom an initial scan on the new install location 12112 scanFlags |= SCAN_INITIAL; 12113 } 12114 // Result object to be returned 12115 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12116 12117 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12118 // Retrieve PackageSettings and parse package 12119 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12120 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12121 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12122 PackageParser pp = new PackageParser(); 12123 pp.setSeparateProcesses(mSeparateProcesses); 12124 pp.setDisplayMetrics(mMetrics); 12125 12126 final PackageParser.Package pkg; 12127 try { 12128 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12129 } catch (PackageParserException e) { 12130 res.setError("Failed parse during installPackageLI", e); 12131 return; 12132 } 12133 12134 // Mark that we have an install time CPU ABI override. 12135 pkg.cpuAbiOverride = args.abiOverride; 12136 12137 String pkgName = res.name = pkg.packageName; 12138 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12139 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12140 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12141 return; 12142 } 12143 } 12144 12145 try { 12146 pp.collectCertificates(pkg, parseFlags); 12147 pp.collectManifestDigest(pkg); 12148 } catch (PackageParserException e) { 12149 res.setError("Failed collect during installPackageLI", e); 12150 return; 12151 } 12152 12153 /* If the installer passed in a manifest digest, compare it now. */ 12154 if (args.manifestDigest != null) { 12155 if (DEBUG_INSTALL) { 12156 final String parsedManifest = pkg.manifestDigest == null ? "null" 12157 : pkg.manifestDigest.toString(); 12158 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12159 + parsedManifest); 12160 } 12161 12162 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12163 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12164 return; 12165 } 12166 } else if (DEBUG_INSTALL) { 12167 final String parsedManifest = pkg.manifestDigest == null 12168 ? "null" : pkg.manifestDigest.toString(); 12169 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12170 } 12171 12172 // Get rid of all references to package scan path via parser. 12173 pp = null; 12174 String oldCodePath = null; 12175 boolean systemApp = false; 12176 synchronized (mPackages) { 12177 // Check if installing already existing package 12178 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12179 String oldName = mSettings.mRenamedPackages.get(pkgName); 12180 if (pkg.mOriginalPackages != null 12181 && pkg.mOriginalPackages.contains(oldName) 12182 && mPackages.containsKey(oldName)) { 12183 // This package is derived from an original package, 12184 // and this device has been updating from that original 12185 // name. We must continue using the original name, so 12186 // rename the new package here. 12187 pkg.setPackageName(oldName); 12188 pkgName = pkg.packageName; 12189 replace = true; 12190 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12191 + oldName + " pkgName=" + pkgName); 12192 } else if (mPackages.containsKey(pkgName)) { 12193 // This package, under its official name, already exists 12194 // on the device; we should replace it. 12195 replace = true; 12196 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12197 } 12198 12199 // Prevent apps opting out from runtime permissions 12200 if (replace) { 12201 PackageParser.Package oldPackage = mPackages.get(pkgName); 12202 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12203 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12204 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12205 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12206 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12207 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12208 + " doesn't support runtime permissions but the old" 12209 + " target SDK " + oldTargetSdk + " does."); 12210 return; 12211 } 12212 } 12213 } 12214 12215 PackageSetting ps = mSettings.mPackages.get(pkgName); 12216 if (ps != null) { 12217 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12218 12219 // Quick sanity check that we're signed correctly if updating; 12220 // we'll check this again later when scanning, but we want to 12221 // bail early here before tripping over redefined permissions. 12222 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12223 if (!checkUpgradeKeySetLP(ps, pkg)) { 12224 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12225 + pkg.packageName + " upgrade keys do not match the " 12226 + "previously installed version"); 12227 return; 12228 } 12229 } else { 12230 try { 12231 verifySignaturesLP(ps, pkg); 12232 } catch (PackageManagerException e) { 12233 res.setError(e.error, e.getMessage()); 12234 return; 12235 } 12236 } 12237 12238 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12239 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12240 systemApp = (ps.pkg.applicationInfo.flags & 12241 ApplicationInfo.FLAG_SYSTEM) != 0; 12242 } 12243 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12244 } 12245 12246 // Check whether the newly-scanned package wants to define an already-defined perm 12247 int N = pkg.permissions.size(); 12248 for (int i = N-1; i >= 0; i--) { 12249 PackageParser.Permission perm = pkg.permissions.get(i); 12250 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12251 if (bp != null) { 12252 // If the defining package is signed with our cert, it's okay. This 12253 // also includes the "updating the same package" case, of course. 12254 // "updating same package" could also involve key-rotation. 12255 final boolean sigsOk; 12256 if (bp.sourcePackage.equals(pkg.packageName) 12257 && (bp.packageSetting instanceof PackageSetting) 12258 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12259 scanFlags))) { 12260 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12261 } else { 12262 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12263 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12264 } 12265 if (!sigsOk) { 12266 // If the owning package is the system itself, we log but allow 12267 // install to proceed; we fail the install on all other permission 12268 // redefinitions. 12269 if (!bp.sourcePackage.equals("android")) { 12270 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12271 + pkg.packageName + " attempting to redeclare permission " 12272 + perm.info.name + " already owned by " + bp.sourcePackage); 12273 res.origPermission = perm.info.name; 12274 res.origPackage = bp.sourcePackage; 12275 return; 12276 } else { 12277 Slog.w(TAG, "Package " + pkg.packageName 12278 + " attempting to redeclare system permission " 12279 + perm.info.name + "; ignoring new declaration"); 12280 pkg.permissions.remove(i); 12281 } 12282 } 12283 } 12284 } 12285 12286 } 12287 12288 if (systemApp && onExternal) { 12289 // Disable updates to system apps on sdcard 12290 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12291 "Cannot install updates to system apps on sdcard"); 12292 return; 12293 } 12294 12295 if (args.move != null) { 12296 // We did an in-place move, so dex is ready to roll 12297 scanFlags |= SCAN_NO_DEX; 12298 scanFlags |= SCAN_MOVE; 12299 12300 synchronized (mPackages) { 12301 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12302 if (ps == null) { 12303 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12304 "Missing settings for moved package " + pkgName); 12305 } 12306 12307 // We moved the entire application as-is, so bring over the 12308 // previously derived ABI information. 12309 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12310 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12311 } 12312 12313 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12314 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12315 scanFlags |= SCAN_NO_DEX; 12316 12317 try { 12318 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12319 true /* extract libs */); 12320 } catch (PackageManagerException pme) { 12321 Slog.e(TAG, "Error deriving application ABI", pme); 12322 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12323 return; 12324 } 12325 12326 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12327 int result = mPackageDexOptimizer 12328 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12329 false /* defer */, false /* inclDependencies */); 12330 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12331 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12332 return; 12333 } 12334 } 12335 12336 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12337 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12338 return; 12339 } 12340 12341 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12342 12343 if (replace) { 12344 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12345 installerPackageName, volumeUuid, res); 12346 } else { 12347 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12348 args.user, installerPackageName, volumeUuid, res); 12349 } 12350 synchronized (mPackages) { 12351 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12352 if (ps != null) { 12353 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12354 } 12355 } 12356 } 12357 12358 private void startIntentFilterVerifications(int userId, boolean replacing, 12359 PackageParser.Package pkg) { 12360 if (mIntentFilterVerifierComponent == null) { 12361 Slog.w(TAG, "No IntentFilter verification will not be done as " 12362 + "there is no IntentFilterVerifier available!"); 12363 return; 12364 } 12365 12366 final int verifierUid = getPackageUid( 12367 mIntentFilterVerifierComponent.getPackageName(), 12368 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12369 12370 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12371 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12372 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12373 mHandler.sendMessage(msg); 12374 } 12375 12376 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12377 PackageParser.Package pkg) { 12378 int size = pkg.activities.size(); 12379 if (size == 0) { 12380 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12381 "No activity, so no need to verify any IntentFilter!"); 12382 return; 12383 } 12384 12385 final boolean hasDomainURLs = hasDomainURLs(pkg); 12386 if (!hasDomainURLs) { 12387 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12388 "No domain URLs, so no need to verify any IntentFilter!"); 12389 return; 12390 } 12391 12392 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12393 + " if any IntentFilter from the " + size 12394 + " Activities needs verification ..."); 12395 12396 int count = 0; 12397 final String packageName = pkg.packageName; 12398 12399 synchronized (mPackages) { 12400 // If this is a new install and we see that we've already run verification for this 12401 // package, we have nothing to do: it means the state was restored from backup. 12402 if (!replacing) { 12403 IntentFilterVerificationInfo ivi = 12404 mSettings.getIntentFilterVerificationLPr(packageName); 12405 if (ivi != null) { 12406 if (DEBUG_DOMAIN_VERIFICATION) { 12407 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12408 + ivi.getStatusString()); 12409 } 12410 return; 12411 } 12412 } 12413 12414 // If any filters need to be verified, then all need to be. 12415 boolean needToVerify = false; 12416 for (PackageParser.Activity a : pkg.activities) { 12417 for (ActivityIntentInfo filter : a.intents) { 12418 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12419 if (DEBUG_DOMAIN_VERIFICATION) { 12420 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12421 } 12422 needToVerify = true; 12423 break; 12424 } 12425 } 12426 } 12427 12428 if (needToVerify) { 12429 final int verificationId = mIntentFilterVerificationToken++; 12430 for (PackageParser.Activity a : pkg.activities) { 12431 for (ActivityIntentInfo filter : a.intents) { 12432 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12433 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12434 "Verification needed for IntentFilter:" + filter.toString()); 12435 mIntentFilterVerifier.addOneIntentFilterVerification( 12436 verifierUid, userId, verificationId, filter, packageName); 12437 count++; 12438 } 12439 } 12440 } 12441 } 12442 } 12443 12444 if (count > 0) { 12445 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12446 + " IntentFilter verification" + (count > 1 ? "s" : "") 12447 + " for userId:" + userId); 12448 mIntentFilterVerifier.startVerifications(userId); 12449 } else { 12450 if (DEBUG_DOMAIN_VERIFICATION) { 12451 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12452 } 12453 } 12454 } 12455 12456 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12457 final ComponentName cn = filter.activity.getComponentName(); 12458 final String packageName = cn.getPackageName(); 12459 12460 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12461 packageName); 12462 if (ivi == null) { 12463 return true; 12464 } 12465 int status = ivi.getStatus(); 12466 switch (status) { 12467 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12468 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12469 return true; 12470 12471 default: 12472 // Nothing to do 12473 return false; 12474 } 12475 } 12476 12477 private static boolean isMultiArch(PackageSetting ps) { 12478 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12479 } 12480 12481 private static boolean isMultiArch(ApplicationInfo info) { 12482 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12483 } 12484 12485 private static boolean isExternal(PackageParser.Package pkg) { 12486 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12487 } 12488 12489 private static boolean isExternal(PackageSetting ps) { 12490 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12491 } 12492 12493 private static boolean isExternal(ApplicationInfo info) { 12494 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12495 } 12496 12497 private static boolean isSystemApp(PackageParser.Package pkg) { 12498 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12499 } 12500 12501 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12502 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12503 } 12504 12505 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12506 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12507 } 12508 12509 private static boolean isSystemApp(PackageSetting ps) { 12510 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12511 } 12512 12513 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12514 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12515 } 12516 12517 private int packageFlagsToInstallFlags(PackageSetting ps) { 12518 int installFlags = 0; 12519 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12520 // This existing package was an external ASEC install when we have 12521 // the external flag without a UUID 12522 installFlags |= PackageManager.INSTALL_EXTERNAL; 12523 } 12524 if (ps.isForwardLocked()) { 12525 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12526 } 12527 return installFlags; 12528 } 12529 12530 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12531 if (isExternal(pkg)) { 12532 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12533 return mSettings.getExternalVersion(); 12534 } else { 12535 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12536 } 12537 } else { 12538 return mSettings.getInternalVersion(); 12539 } 12540 } 12541 12542 private void deleteTempPackageFiles() { 12543 final FilenameFilter filter = new FilenameFilter() { 12544 public boolean accept(File dir, String name) { 12545 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12546 } 12547 }; 12548 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12549 file.delete(); 12550 } 12551 } 12552 12553 @Override 12554 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12555 int flags) { 12556 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12557 flags); 12558 } 12559 12560 @Override 12561 public void deletePackage(final String packageName, 12562 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12563 mContext.enforceCallingOrSelfPermission( 12564 android.Manifest.permission.DELETE_PACKAGES, null); 12565 Preconditions.checkNotNull(packageName); 12566 Preconditions.checkNotNull(observer); 12567 final int uid = Binder.getCallingUid(); 12568 if (UserHandle.getUserId(uid) != userId) { 12569 mContext.enforceCallingPermission( 12570 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12571 "deletePackage for user " + userId); 12572 } 12573 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12574 try { 12575 observer.onPackageDeleted(packageName, 12576 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12577 } catch (RemoteException re) { 12578 } 12579 return; 12580 } 12581 12582 boolean uninstallBlocked = false; 12583 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12584 int[] users = sUserManager.getUserIds(); 12585 for (int i = 0; i < users.length; ++i) { 12586 if (getBlockUninstallForUser(packageName, users[i])) { 12587 uninstallBlocked = true; 12588 break; 12589 } 12590 } 12591 } else { 12592 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12593 } 12594 if (uninstallBlocked) { 12595 try { 12596 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12597 null); 12598 } catch (RemoteException re) { 12599 } 12600 return; 12601 } 12602 12603 if (DEBUG_REMOVE) { 12604 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12605 } 12606 // Queue up an async operation since the package deletion may take a little while. 12607 mHandler.post(new Runnable() { 12608 public void run() { 12609 mHandler.removeCallbacks(this); 12610 final int returnCode = deletePackageX(packageName, userId, flags); 12611 if (observer != null) { 12612 try { 12613 observer.onPackageDeleted(packageName, returnCode, null); 12614 } catch (RemoteException e) { 12615 Log.i(TAG, "Observer no longer exists."); 12616 } //end catch 12617 } //end if 12618 } //end run 12619 }); 12620 } 12621 12622 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12623 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12624 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12625 try { 12626 if (dpm != null) { 12627 if (dpm.isDeviceOwner(packageName)) { 12628 return true; 12629 } 12630 int[] users; 12631 if (userId == UserHandle.USER_ALL) { 12632 users = sUserManager.getUserIds(); 12633 } else { 12634 users = new int[]{userId}; 12635 } 12636 for (int i = 0; i < users.length; ++i) { 12637 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12638 return true; 12639 } 12640 } 12641 } 12642 } catch (RemoteException e) { 12643 } 12644 return false; 12645 } 12646 12647 /** 12648 * This method is an internal method that could be get invoked either 12649 * to delete an installed package or to clean up a failed installation. 12650 * After deleting an installed package, a broadcast is sent to notify any 12651 * listeners that the package has been installed. For cleaning up a failed 12652 * installation, the broadcast is not necessary since the package's 12653 * installation wouldn't have sent the initial broadcast either 12654 * The key steps in deleting a package are 12655 * deleting the package information in internal structures like mPackages, 12656 * deleting the packages base directories through installd 12657 * updating mSettings to reflect current status 12658 * persisting settings for later use 12659 * sending a broadcast if necessary 12660 */ 12661 private int deletePackageX(String packageName, int userId, int flags) { 12662 final PackageRemovedInfo info = new PackageRemovedInfo(); 12663 final boolean res; 12664 12665 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12666 ? UserHandle.ALL : new UserHandle(userId); 12667 12668 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12669 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12670 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12671 } 12672 12673 boolean removedForAllUsers = false; 12674 boolean systemUpdate = false; 12675 12676 // for the uninstall-updates case and restricted profiles, remember the per- 12677 // userhandle installed state 12678 int[] allUsers; 12679 boolean[] perUserInstalled; 12680 synchronized (mPackages) { 12681 PackageSetting ps = mSettings.mPackages.get(packageName); 12682 allUsers = sUserManager.getUserIds(); 12683 perUserInstalled = new boolean[allUsers.length]; 12684 for (int i = 0; i < allUsers.length; i++) { 12685 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12686 } 12687 } 12688 12689 synchronized (mInstallLock) { 12690 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12691 res = deletePackageLI(packageName, removeForUser, 12692 true, allUsers, perUserInstalled, 12693 flags | REMOVE_CHATTY, info, true); 12694 systemUpdate = info.isRemovedPackageSystemUpdate; 12695 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12696 removedForAllUsers = true; 12697 } 12698 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12699 + " removedForAllUsers=" + removedForAllUsers); 12700 } 12701 12702 if (res) { 12703 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12704 12705 // If the removed package was a system update, the old system package 12706 // was re-enabled; we need to broadcast this information 12707 if (systemUpdate) { 12708 Bundle extras = new Bundle(1); 12709 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12710 ? info.removedAppId : info.uid); 12711 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12712 12713 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12714 extras, null, null, null); 12715 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12716 extras, null, null, null); 12717 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12718 null, packageName, null, null); 12719 } 12720 } 12721 // Force a gc here. 12722 Runtime.getRuntime().gc(); 12723 // Delete the resources here after sending the broadcast to let 12724 // other processes clean up before deleting resources. 12725 if (info.args != null) { 12726 synchronized (mInstallLock) { 12727 info.args.doPostDeleteLI(true); 12728 } 12729 } 12730 12731 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12732 } 12733 12734 class PackageRemovedInfo { 12735 String removedPackage; 12736 int uid = -1; 12737 int removedAppId = -1; 12738 int[] removedUsers = null; 12739 boolean isRemovedPackageSystemUpdate = false; 12740 // Clean up resources deleted packages. 12741 InstallArgs args = null; 12742 12743 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12744 Bundle extras = new Bundle(1); 12745 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12746 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12747 if (replacing) { 12748 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12749 } 12750 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12751 if (removedPackage != null) { 12752 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12753 extras, null, null, removedUsers); 12754 if (fullRemove && !replacing) { 12755 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12756 extras, null, null, removedUsers); 12757 } 12758 } 12759 if (removedAppId >= 0) { 12760 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12761 removedUsers); 12762 } 12763 } 12764 } 12765 12766 /* 12767 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12768 * flag is not set, the data directory is removed as well. 12769 * make sure this flag is set for partially installed apps. If not its meaningless to 12770 * delete a partially installed application. 12771 */ 12772 private void removePackageDataLI(PackageSetting ps, 12773 int[] allUserHandles, boolean[] perUserInstalled, 12774 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12775 String packageName = ps.name; 12776 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12777 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12778 // Retrieve object to delete permissions for shared user later on 12779 final PackageSetting deletedPs; 12780 // reader 12781 synchronized (mPackages) { 12782 deletedPs = mSettings.mPackages.get(packageName); 12783 if (outInfo != null) { 12784 outInfo.removedPackage = packageName; 12785 outInfo.removedUsers = deletedPs != null 12786 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12787 : null; 12788 } 12789 } 12790 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12791 removeDataDirsLI(ps.volumeUuid, packageName); 12792 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12793 } 12794 // writer 12795 synchronized (mPackages) { 12796 if (deletedPs != null) { 12797 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12798 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12799 clearDefaultBrowserIfNeeded(packageName); 12800 if (outInfo != null) { 12801 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12802 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12803 } 12804 updatePermissionsLPw(deletedPs.name, null, 0); 12805 if (deletedPs.sharedUser != null) { 12806 // Remove permissions associated with package. Since runtime 12807 // permissions are per user we have to kill the removed package 12808 // or packages running under the shared user of the removed 12809 // package if revoking the permissions requested only by the removed 12810 // package is successful and this causes a change in gids. 12811 for (int userId : UserManagerService.getInstance().getUserIds()) { 12812 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12813 userId); 12814 if (userIdToKill == UserHandle.USER_ALL 12815 || userIdToKill >= UserHandle.USER_OWNER) { 12816 // If gids changed for this user, kill all affected packages. 12817 mHandler.post(new Runnable() { 12818 @Override 12819 public void run() { 12820 // This has to happen with no lock held. 12821 killSettingPackagesForUser(deletedPs, userIdToKill, 12822 KILL_APP_REASON_GIDS_CHANGED); 12823 } 12824 }); 12825 break; 12826 } 12827 } 12828 } 12829 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12830 } 12831 // make sure to preserve per-user disabled state if this removal was just 12832 // a downgrade of a system app to the factory package 12833 if (allUserHandles != null && perUserInstalled != null) { 12834 if (DEBUG_REMOVE) { 12835 Slog.d(TAG, "Propagating install state across downgrade"); 12836 } 12837 for (int i = 0; i < allUserHandles.length; i++) { 12838 if (DEBUG_REMOVE) { 12839 Slog.d(TAG, " user " + allUserHandles[i] 12840 + " => " + perUserInstalled[i]); 12841 } 12842 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12843 } 12844 } 12845 } 12846 // can downgrade to reader 12847 if (writeSettings) { 12848 // Save settings now 12849 mSettings.writeLPr(); 12850 } 12851 } 12852 if (outInfo != null) { 12853 // A user ID was deleted here. Go through all users and remove it 12854 // from KeyStore. 12855 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12856 } 12857 } 12858 12859 static boolean locationIsPrivileged(File path) { 12860 try { 12861 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12862 .getCanonicalPath(); 12863 return path.getCanonicalPath().startsWith(privilegedAppDir); 12864 } catch (IOException e) { 12865 Slog.e(TAG, "Unable to access code path " + path); 12866 } 12867 return false; 12868 } 12869 12870 /* 12871 * Tries to delete system package. 12872 */ 12873 private boolean deleteSystemPackageLI(PackageSetting newPs, 12874 int[] allUserHandles, boolean[] perUserInstalled, 12875 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12876 final boolean applyUserRestrictions 12877 = (allUserHandles != null) && (perUserInstalled != null); 12878 PackageSetting disabledPs = null; 12879 // Confirm if the system package has been updated 12880 // An updated system app can be deleted. This will also have to restore 12881 // the system pkg from system partition 12882 // reader 12883 synchronized (mPackages) { 12884 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12885 } 12886 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12887 + " disabledPs=" + disabledPs); 12888 if (disabledPs == null) { 12889 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12890 return false; 12891 } else if (DEBUG_REMOVE) { 12892 Slog.d(TAG, "Deleting system pkg from data partition"); 12893 } 12894 if (DEBUG_REMOVE) { 12895 if (applyUserRestrictions) { 12896 Slog.d(TAG, "Remembering install states:"); 12897 for (int i = 0; i < allUserHandles.length; i++) { 12898 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12899 } 12900 } 12901 } 12902 // Delete the updated package 12903 outInfo.isRemovedPackageSystemUpdate = true; 12904 if (disabledPs.versionCode < newPs.versionCode) { 12905 // Delete data for downgrades 12906 flags &= ~PackageManager.DELETE_KEEP_DATA; 12907 } else { 12908 // Preserve data by setting flag 12909 flags |= PackageManager.DELETE_KEEP_DATA; 12910 } 12911 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12912 allUserHandles, perUserInstalled, outInfo, writeSettings); 12913 if (!ret) { 12914 return false; 12915 } 12916 // writer 12917 synchronized (mPackages) { 12918 // Reinstate the old system package 12919 mSettings.enableSystemPackageLPw(newPs.name); 12920 // Remove any native libraries from the upgraded package. 12921 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12922 } 12923 // Install the system package 12924 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12925 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12926 if (locationIsPrivileged(disabledPs.codePath)) { 12927 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12928 } 12929 12930 final PackageParser.Package newPkg; 12931 try { 12932 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12933 } catch (PackageManagerException e) { 12934 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12935 return false; 12936 } 12937 12938 // writer 12939 synchronized (mPackages) { 12940 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12941 12942 updatePermissionsLPw(newPkg.packageName, newPkg, 12943 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12944 12945 if (applyUserRestrictions) { 12946 if (DEBUG_REMOVE) { 12947 Slog.d(TAG, "Propagating install state across reinstall"); 12948 } 12949 for (int i = 0; i < allUserHandles.length; i++) { 12950 if (DEBUG_REMOVE) { 12951 Slog.d(TAG, " user " + allUserHandles[i] 12952 + " => " + perUserInstalled[i]); 12953 } 12954 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12955 12956 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 12957 } 12958 // Regardless of writeSettings we need to ensure that this restriction 12959 // state propagation is persisted 12960 mSettings.writeAllUsersPackageRestrictionsLPr(); 12961 } 12962 // can downgrade to reader here 12963 if (writeSettings) { 12964 mSettings.writeLPr(); 12965 } 12966 } 12967 return true; 12968 } 12969 12970 private boolean deleteInstalledPackageLI(PackageSetting ps, 12971 boolean deleteCodeAndResources, int flags, 12972 int[] allUserHandles, boolean[] perUserInstalled, 12973 PackageRemovedInfo outInfo, boolean writeSettings) { 12974 if (outInfo != null) { 12975 outInfo.uid = ps.appId; 12976 } 12977 12978 // Delete package data from internal structures and also remove data if flag is set 12979 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12980 12981 // Delete application code and resources 12982 if (deleteCodeAndResources && (outInfo != null)) { 12983 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12984 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12985 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12986 } 12987 return true; 12988 } 12989 12990 @Override 12991 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12992 int userId) { 12993 mContext.enforceCallingOrSelfPermission( 12994 android.Manifest.permission.DELETE_PACKAGES, null); 12995 synchronized (mPackages) { 12996 PackageSetting ps = mSettings.mPackages.get(packageName); 12997 if (ps == null) { 12998 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12999 return false; 13000 } 13001 if (!ps.getInstalled(userId)) { 13002 // Can't block uninstall for an app that is not installed or enabled. 13003 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13004 return false; 13005 } 13006 ps.setBlockUninstall(blockUninstall, userId); 13007 mSettings.writePackageRestrictionsLPr(userId); 13008 } 13009 return true; 13010 } 13011 13012 @Override 13013 public boolean getBlockUninstallForUser(String packageName, int userId) { 13014 synchronized (mPackages) { 13015 PackageSetting ps = mSettings.mPackages.get(packageName); 13016 if (ps == null) { 13017 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13018 return false; 13019 } 13020 return ps.getBlockUninstall(userId); 13021 } 13022 } 13023 13024 /* 13025 * This method handles package deletion in general 13026 */ 13027 private boolean deletePackageLI(String packageName, UserHandle user, 13028 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13029 int flags, PackageRemovedInfo outInfo, 13030 boolean writeSettings) { 13031 if (packageName == null) { 13032 Slog.w(TAG, "Attempt to delete null packageName."); 13033 return false; 13034 } 13035 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13036 PackageSetting ps; 13037 boolean dataOnly = false; 13038 int removeUser = -1; 13039 int appId = -1; 13040 synchronized (mPackages) { 13041 ps = mSettings.mPackages.get(packageName); 13042 if (ps == null) { 13043 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13044 return false; 13045 } 13046 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13047 && user.getIdentifier() != UserHandle.USER_ALL) { 13048 // The caller is asking that the package only be deleted for a single 13049 // user. To do this, we just mark its uninstalled state and delete 13050 // its data. If this is a system app, we only allow this to happen if 13051 // they have set the special DELETE_SYSTEM_APP which requests different 13052 // semantics than normal for uninstalling system apps. 13053 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13054 ps.setUserState(user.getIdentifier(), 13055 COMPONENT_ENABLED_STATE_DEFAULT, 13056 false, //installed 13057 true, //stopped 13058 true, //notLaunched 13059 false, //hidden 13060 null, null, null, 13061 false, // blockUninstall 13062 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 13063 if (!isSystemApp(ps)) { 13064 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13065 // Other user still have this package installed, so all 13066 // we need to do is clear this user's data and save that 13067 // it is uninstalled. 13068 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13069 removeUser = user.getIdentifier(); 13070 appId = ps.appId; 13071 scheduleWritePackageRestrictionsLocked(removeUser); 13072 } else { 13073 // We need to set it back to 'installed' so the uninstall 13074 // broadcasts will be sent correctly. 13075 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13076 ps.setInstalled(true, user.getIdentifier()); 13077 } 13078 } else { 13079 // This is a system app, so we assume that the 13080 // other users still have this package installed, so all 13081 // we need to do is clear this user's data and save that 13082 // it is uninstalled. 13083 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13084 removeUser = user.getIdentifier(); 13085 appId = ps.appId; 13086 scheduleWritePackageRestrictionsLocked(removeUser); 13087 } 13088 } 13089 } 13090 13091 if (removeUser >= 0) { 13092 // From above, we determined that we are deleting this only 13093 // for a single user. Continue the work here. 13094 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13095 if (outInfo != null) { 13096 outInfo.removedPackage = packageName; 13097 outInfo.removedAppId = appId; 13098 outInfo.removedUsers = new int[] {removeUser}; 13099 } 13100 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13101 removeKeystoreDataIfNeeded(removeUser, appId); 13102 schedulePackageCleaning(packageName, removeUser, false); 13103 synchronized (mPackages) { 13104 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13105 scheduleWritePackageRestrictionsLocked(removeUser); 13106 } 13107 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13108 } 13109 return true; 13110 } 13111 13112 if (dataOnly) { 13113 // Delete application data first 13114 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13115 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13116 return true; 13117 } 13118 13119 boolean ret = false; 13120 if (isSystemApp(ps)) { 13121 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13122 // When an updated system application is deleted we delete the existing resources as well and 13123 // fall back to existing code in system partition 13124 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13125 flags, outInfo, writeSettings); 13126 } else { 13127 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13128 // Kill application pre-emptively especially for apps on sd. 13129 killApplication(packageName, ps.appId, "uninstall pkg"); 13130 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13131 allUserHandles, perUserInstalled, 13132 outInfo, writeSettings); 13133 } 13134 13135 return ret; 13136 } 13137 13138 private final class ClearStorageConnection implements ServiceConnection { 13139 IMediaContainerService mContainerService; 13140 13141 @Override 13142 public void onServiceConnected(ComponentName name, IBinder service) { 13143 synchronized (this) { 13144 mContainerService = IMediaContainerService.Stub.asInterface(service); 13145 notifyAll(); 13146 } 13147 } 13148 13149 @Override 13150 public void onServiceDisconnected(ComponentName name) { 13151 } 13152 } 13153 13154 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13155 final boolean mounted; 13156 if (Environment.isExternalStorageEmulated()) { 13157 mounted = true; 13158 } else { 13159 final String status = Environment.getExternalStorageState(); 13160 13161 mounted = status.equals(Environment.MEDIA_MOUNTED) 13162 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13163 } 13164 13165 if (!mounted) { 13166 return; 13167 } 13168 13169 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13170 int[] users; 13171 if (userId == UserHandle.USER_ALL) { 13172 users = sUserManager.getUserIds(); 13173 } else { 13174 users = new int[] { userId }; 13175 } 13176 final ClearStorageConnection conn = new ClearStorageConnection(); 13177 if (mContext.bindServiceAsUser( 13178 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13179 try { 13180 for (int curUser : users) { 13181 long timeout = SystemClock.uptimeMillis() + 5000; 13182 synchronized (conn) { 13183 long now = SystemClock.uptimeMillis(); 13184 while (conn.mContainerService == null && now < timeout) { 13185 try { 13186 conn.wait(timeout - now); 13187 } catch (InterruptedException e) { 13188 } 13189 } 13190 } 13191 if (conn.mContainerService == null) { 13192 return; 13193 } 13194 13195 final UserEnvironment userEnv = new UserEnvironment(curUser); 13196 clearDirectory(conn.mContainerService, 13197 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13198 if (allData) { 13199 clearDirectory(conn.mContainerService, 13200 userEnv.buildExternalStorageAppDataDirs(packageName)); 13201 clearDirectory(conn.mContainerService, 13202 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13203 } 13204 } 13205 } finally { 13206 mContext.unbindService(conn); 13207 } 13208 } 13209 } 13210 13211 @Override 13212 public void clearApplicationUserData(final String packageName, 13213 final IPackageDataObserver observer, final int userId) { 13214 mContext.enforceCallingOrSelfPermission( 13215 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13216 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13217 // Queue up an async operation since the package deletion may take a little while. 13218 mHandler.post(new Runnable() { 13219 public void run() { 13220 mHandler.removeCallbacks(this); 13221 final boolean succeeded; 13222 synchronized (mInstallLock) { 13223 succeeded = clearApplicationUserDataLI(packageName, userId); 13224 } 13225 clearExternalStorageDataSync(packageName, userId, true); 13226 if (succeeded) { 13227 // invoke DeviceStorageMonitor's update method to clear any notifications 13228 DeviceStorageMonitorInternal 13229 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13230 if (dsm != null) { 13231 dsm.checkMemory(); 13232 } 13233 } 13234 if(observer != null) { 13235 try { 13236 observer.onRemoveCompleted(packageName, succeeded); 13237 } catch (RemoteException e) { 13238 Log.i(TAG, "Observer no longer exists."); 13239 } 13240 } //end if observer 13241 } //end run 13242 }); 13243 } 13244 13245 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13246 if (packageName == null) { 13247 Slog.w(TAG, "Attempt to delete null packageName."); 13248 return false; 13249 } 13250 13251 // Try finding details about the requested package 13252 PackageParser.Package pkg; 13253 synchronized (mPackages) { 13254 pkg = mPackages.get(packageName); 13255 if (pkg == null) { 13256 final PackageSetting ps = mSettings.mPackages.get(packageName); 13257 if (ps != null) { 13258 pkg = ps.pkg; 13259 } 13260 } 13261 13262 if (pkg == null) { 13263 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13264 return false; 13265 } 13266 13267 PackageSetting ps = (PackageSetting) pkg.mExtras; 13268 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13269 } 13270 13271 // Always delete data directories for package, even if we found no other 13272 // record of app. This helps users recover from UID mismatches without 13273 // resorting to a full data wipe. 13274 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13275 if (retCode < 0) { 13276 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13277 return false; 13278 } 13279 13280 final int appId = pkg.applicationInfo.uid; 13281 removeKeystoreDataIfNeeded(userId, appId); 13282 13283 // Create a native library symlink only if we have native libraries 13284 // and if the native libraries are 32 bit libraries. We do not provide 13285 // this symlink for 64 bit libraries. 13286 if (pkg.applicationInfo.primaryCpuAbi != null && 13287 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13288 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13289 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13290 nativeLibPath, userId) < 0) { 13291 Slog.w(TAG, "Failed linking native library dir"); 13292 return false; 13293 } 13294 } 13295 13296 return true; 13297 } 13298 13299 /** 13300 * Reverts user permission state changes (permissions and flags) in 13301 * all packages for a given user. 13302 * 13303 * @param userId The device user for which to do a reset. 13304 */ 13305 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13306 final int packageCount = mPackages.size(); 13307 for (int i = 0; i < packageCount; i++) { 13308 PackageParser.Package pkg = mPackages.valueAt(i); 13309 PackageSetting ps = (PackageSetting) pkg.mExtras; 13310 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13311 } 13312 } 13313 13314 /** 13315 * Reverts user permission state changes (permissions and flags). 13316 * 13317 * @param ps The package for which to reset. 13318 * @param userId The device user for which to do a reset. 13319 */ 13320 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13321 final PackageSetting ps, final int userId) { 13322 if (ps.pkg == null) { 13323 return; 13324 } 13325 13326 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13327 | FLAG_PERMISSION_USER_FIXED 13328 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13329 13330 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13331 | FLAG_PERMISSION_POLICY_FIXED; 13332 13333 boolean writeInstallPermissions = false; 13334 boolean writeRuntimePermissions = false; 13335 13336 final int permissionCount = ps.pkg.requestedPermissions.size(); 13337 for (int i = 0; i < permissionCount; i++) { 13338 String permission = ps.pkg.requestedPermissions.get(i); 13339 13340 BasePermission bp = mSettings.mPermissions.get(permission); 13341 if (bp == null) { 13342 continue; 13343 } 13344 13345 // If shared user we just reset the state to which only this app contributed. 13346 if (ps.sharedUser != null) { 13347 boolean used = false; 13348 final int packageCount = ps.sharedUser.packages.size(); 13349 for (int j = 0; j < packageCount; j++) { 13350 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13351 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13352 && pkg.pkg.requestedPermissions.contains(permission)) { 13353 used = true; 13354 break; 13355 } 13356 } 13357 if (used) { 13358 continue; 13359 } 13360 } 13361 13362 PermissionsState permissionsState = ps.getPermissionsState(); 13363 13364 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13365 13366 // Always clear the user settable flags. 13367 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13368 bp.name) != null; 13369 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13370 if (hasInstallState) { 13371 writeInstallPermissions = true; 13372 } else { 13373 writeRuntimePermissions = true; 13374 } 13375 } 13376 13377 // Below is only runtime permission handling. 13378 if (!bp.isRuntime()) { 13379 continue; 13380 } 13381 13382 // Never clobber system or policy. 13383 if ((oldFlags & policyOrSystemFlags) != 0) { 13384 continue; 13385 } 13386 13387 // If this permission was granted by default, make sure it is. 13388 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13389 if (permissionsState.grantRuntimePermission(bp, userId) 13390 != PERMISSION_OPERATION_FAILURE) { 13391 writeRuntimePermissions = true; 13392 } 13393 } else { 13394 // Otherwise, reset the permission. 13395 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13396 switch (revokeResult) { 13397 case PERMISSION_OPERATION_SUCCESS: { 13398 writeRuntimePermissions = true; 13399 } break; 13400 13401 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13402 writeRuntimePermissions = true; 13403 // If gids changed for this user, kill all affected packages. 13404 mHandler.post(new Runnable() { 13405 @Override 13406 public void run() { 13407 // This has to happen with no lock held. 13408 killSettingPackagesForUser(ps, userId, 13409 KILL_APP_REASON_GIDS_CHANGED); 13410 } 13411 }); 13412 } break; 13413 } 13414 } 13415 } 13416 13417 // Synchronously write as we are taking permissions away. 13418 if (writeRuntimePermissions) { 13419 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13420 } 13421 13422 // Synchronously write as we are taking permissions away. 13423 if (writeInstallPermissions) { 13424 mSettings.writeLPr(); 13425 } 13426 } 13427 13428 /** 13429 * Remove entries from the keystore daemon. Will only remove it if the 13430 * {@code appId} is valid. 13431 */ 13432 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13433 if (appId < 0) { 13434 return; 13435 } 13436 13437 final KeyStore keyStore = KeyStore.getInstance(); 13438 if (keyStore != null) { 13439 if (userId == UserHandle.USER_ALL) { 13440 for (final int individual : sUserManager.getUserIds()) { 13441 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13442 } 13443 } else { 13444 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13445 } 13446 } else { 13447 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13448 } 13449 } 13450 13451 @Override 13452 public void deleteApplicationCacheFiles(final String packageName, 13453 final IPackageDataObserver observer) { 13454 mContext.enforceCallingOrSelfPermission( 13455 android.Manifest.permission.DELETE_CACHE_FILES, null); 13456 // Queue up an async operation since the package deletion may take a little while. 13457 final int userId = UserHandle.getCallingUserId(); 13458 mHandler.post(new Runnable() { 13459 public void run() { 13460 mHandler.removeCallbacks(this); 13461 final boolean succeded; 13462 synchronized (mInstallLock) { 13463 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13464 } 13465 clearExternalStorageDataSync(packageName, userId, false); 13466 if (observer != null) { 13467 try { 13468 observer.onRemoveCompleted(packageName, succeded); 13469 } catch (RemoteException e) { 13470 Log.i(TAG, "Observer no longer exists."); 13471 } 13472 } //end if observer 13473 } //end run 13474 }); 13475 } 13476 13477 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13478 if (packageName == null) { 13479 Slog.w(TAG, "Attempt to delete null packageName."); 13480 return false; 13481 } 13482 PackageParser.Package p; 13483 synchronized (mPackages) { 13484 p = mPackages.get(packageName); 13485 } 13486 if (p == null) { 13487 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13488 return false; 13489 } 13490 final ApplicationInfo applicationInfo = p.applicationInfo; 13491 if (applicationInfo == null) { 13492 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13493 return false; 13494 } 13495 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13496 if (retCode < 0) { 13497 Slog.w(TAG, "Couldn't remove cache files for package: " 13498 + packageName + " u" + userId); 13499 return false; 13500 } 13501 return true; 13502 } 13503 13504 @Override 13505 public void getPackageSizeInfo(final String packageName, int userHandle, 13506 final IPackageStatsObserver observer) { 13507 mContext.enforceCallingOrSelfPermission( 13508 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13509 if (packageName == null) { 13510 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13511 } 13512 13513 PackageStats stats = new PackageStats(packageName, userHandle); 13514 13515 /* 13516 * Queue up an async operation since the package measurement may take a 13517 * little while. 13518 */ 13519 Message msg = mHandler.obtainMessage(INIT_COPY); 13520 msg.obj = new MeasureParams(stats, observer); 13521 mHandler.sendMessage(msg); 13522 } 13523 13524 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13525 PackageStats pStats) { 13526 if (packageName == null) { 13527 Slog.w(TAG, "Attempt to get size of null packageName."); 13528 return false; 13529 } 13530 PackageParser.Package p; 13531 boolean dataOnly = false; 13532 String libDirRoot = null; 13533 String asecPath = null; 13534 PackageSetting ps = null; 13535 synchronized (mPackages) { 13536 p = mPackages.get(packageName); 13537 ps = mSettings.mPackages.get(packageName); 13538 if(p == null) { 13539 dataOnly = true; 13540 if((ps == null) || (ps.pkg == null)) { 13541 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13542 return false; 13543 } 13544 p = ps.pkg; 13545 } 13546 if (ps != null) { 13547 libDirRoot = ps.legacyNativeLibraryPathString; 13548 } 13549 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13550 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13551 if (secureContainerId != null) { 13552 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13553 } 13554 } 13555 } 13556 String publicSrcDir = null; 13557 if(!dataOnly) { 13558 final ApplicationInfo applicationInfo = p.applicationInfo; 13559 if (applicationInfo == null) { 13560 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13561 return false; 13562 } 13563 if (p.isForwardLocked()) { 13564 publicSrcDir = applicationInfo.getBaseResourcePath(); 13565 } 13566 } 13567 // TODO: extend to measure size of split APKs 13568 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13569 // not just the first level. 13570 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13571 // just the primary. 13572 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13573 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13574 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13575 if (res < 0) { 13576 return false; 13577 } 13578 13579 // Fix-up for forward-locked applications in ASEC containers. 13580 if (!isExternal(p)) { 13581 pStats.codeSize += pStats.externalCodeSize; 13582 pStats.externalCodeSize = 0L; 13583 } 13584 13585 return true; 13586 } 13587 13588 13589 @Override 13590 public void addPackageToPreferred(String packageName) { 13591 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13592 } 13593 13594 @Override 13595 public void removePackageFromPreferred(String packageName) { 13596 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13597 } 13598 13599 @Override 13600 public List<PackageInfo> getPreferredPackages(int flags) { 13601 return new ArrayList<PackageInfo>(); 13602 } 13603 13604 private int getUidTargetSdkVersionLockedLPr(int uid) { 13605 Object obj = mSettings.getUserIdLPr(uid); 13606 if (obj instanceof SharedUserSetting) { 13607 final SharedUserSetting sus = (SharedUserSetting) obj; 13608 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13609 final Iterator<PackageSetting> it = sus.packages.iterator(); 13610 while (it.hasNext()) { 13611 final PackageSetting ps = it.next(); 13612 if (ps.pkg != null) { 13613 int v = ps.pkg.applicationInfo.targetSdkVersion; 13614 if (v < vers) vers = v; 13615 } 13616 } 13617 return vers; 13618 } else if (obj instanceof PackageSetting) { 13619 final PackageSetting ps = (PackageSetting) obj; 13620 if (ps.pkg != null) { 13621 return ps.pkg.applicationInfo.targetSdkVersion; 13622 } 13623 } 13624 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13625 } 13626 13627 @Override 13628 public void addPreferredActivity(IntentFilter filter, int match, 13629 ComponentName[] set, ComponentName activity, int userId) { 13630 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13631 "Adding preferred"); 13632 } 13633 13634 private void addPreferredActivityInternal(IntentFilter filter, int match, 13635 ComponentName[] set, ComponentName activity, boolean always, int userId, 13636 String opname) { 13637 // writer 13638 int callingUid = Binder.getCallingUid(); 13639 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13640 if (filter.countActions() == 0) { 13641 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13642 return; 13643 } 13644 synchronized (mPackages) { 13645 if (mContext.checkCallingOrSelfPermission( 13646 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13647 != PackageManager.PERMISSION_GRANTED) { 13648 if (getUidTargetSdkVersionLockedLPr(callingUid) 13649 < Build.VERSION_CODES.FROYO) { 13650 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13651 + callingUid); 13652 return; 13653 } 13654 mContext.enforceCallingOrSelfPermission( 13655 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13656 } 13657 13658 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13659 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13660 + userId + ":"); 13661 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13662 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13663 scheduleWritePackageRestrictionsLocked(userId); 13664 } 13665 } 13666 13667 @Override 13668 public void replacePreferredActivity(IntentFilter filter, int match, 13669 ComponentName[] set, ComponentName activity, int userId) { 13670 if (filter.countActions() != 1) { 13671 throw new IllegalArgumentException( 13672 "replacePreferredActivity expects filter to have only 1 action."); 13673 } 13674 if (filter.countDataAuthorities() != 0 13675 || filter.countDataPaths() != 0 13676 || filter.countDataSchemes() > 1 13677 || filter.countDataTypes() != 0) { 13678 throw new IllegalArgumentException( 13679 "replacePreferredActivity expects filter to have no data authorities, " + 13680 "paths, or types; and at most one scheme."); 13681 } 13682 13683 final int callingUid = Binder.getCallingUid(); 13684 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13685 synchronized (mPackages) { 13686 if (mContext.checkCallingOrSelfPermission( 13687 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13688 != PackageManager.PERMISSION_GRANTED) { 13689 if (getUidTargetSdkVersionLockedLPr(callingUid) 13690 < Build.VERSION_CODES.FROYO) { 13691 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13692 + Binder.getCallingUid()); 13693 return; 13694 } 13695 mContext.enforceCallingOrSelfPermission( 13696 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13697 } 13698 13699 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13700 if (pir != null) { 13701 // Get all of the existing entries that exactly match this filter. 13702 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13703 if (existing != null && existing.size() == 1) { 13704 PreferredActivity cur = existing.get(0); 13705 if (DEBUG_PREFERRED) { 13706 Slog.i(TAG, "Checking replace of preferred:"); 13707 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13708 if (!cur.mPref.mAlways) { 13709 Slog.i(TAG, " -- CUR; not mAlways!"); 13710 } else { 13711 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13712 Slog.i(TAG, " -- CUR: mSet=" 13713 + Arrays.toString(cur.mPref.mSetComponents)); 13714 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13715 Slog.i(TAG, " -- NEW: mMatch=" 13716 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13717 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13718 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13719 } 13720 } 13721 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13722 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13723 && cur.mPref.sameSet(set)) { 13724 // Setting the preferred activity to what it happens to be already 13725 if (DEBUG_PREFERRED) { 13726 Slog.i(TAG, "Replacing with same preferred activity " 13727 + cur.mPref.mShortComponent + " for user " 13728 + userId + ":"); 13729 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13730 } 13731 return; 13732 } 13733 } 13734 13735 if (existing != null) { 13736 if (DEBUG_PREFERRED) { 13737 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13738 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13739 } 13740 for (int i = 0; i < existing.size(); i++) { 13741 PreferredActivity pa = existing.get(i); 13742 if (DEBUG_PREFERRED) { 13743 Slog.i(TAG, "Removing existing preferred activity " 13744 + pa.mPref.mComponent + ":"); 13745 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13746 } 13747 pir.removeFilter(pa); 13748 } 13749 } 13750 } 13751 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13752 "Replacing preferred"); 13753 } 13754 } 13755 13756 @Override 13757 public void clearPackagePreferredActivities(String packageName) { 13758 final int uid = Binder.getCallingUid(); 13759 // writer 13760 synchronized (mPackages) { 13761 PackageParser.Package pkg = mPackages.get(packageName); 13762 if (pkg == null || pkg.applicationInfo.uid != uid) { 13763 if (mContext.checkCallingOrSelfPermission( 13764 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13765 != PackageManager.PERMISSION_GRANTED) { 13766 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13767 < Build.VERSION_CODES.FROYO) { 13768 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13769 + Binder.getCallingUid()); 13770 return; 13771 } 13772 mContext.enforceCallingOrSelfPermission( 13773 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13774 } 13775 } 13776 13777 int user = UserHandle.getCallingUserId(); 13778 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13779 scheduleWritePackageRestrictionsLocked(user); 13780 } 13781 } 13782 } 13783 13784 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13785 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13786 ArrayList<PreferredActivity> removed = null; 13787 boolean changed = false; 13788 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13789 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13790 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13791 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13792 continue; 13793 } 13794 Iterator<PreferredActivity> it = pir.filterIterator(); 13795 while (it.hasNext()) { 13796 PreferredActivity pa = it.next(); 13797 // Mark entry for removal only if it matches the package name 13798 // and the entry is of type "always". 13799 if (packageName == null || 13800 (pa.mPref.mComponent.getPackageName().equals(packageName) 13801 && pa.mPref.mAlways)) { 13802 if (removed == null) { 13803 removed = new ArrayList<PreferredActivity>(); 13804 } 13805 removed.add(pa); 13806 } 13807 } 13808 if (removed != null) { 13809 for (int j=0; j<removed.size(); j++) { 13810 PreferredActivity pa = removed.get(j); 13811 pir.removeFilter(pa); 13812 } 13813 changed = true; 13814 } 13815 } 13816 return changed; 13817 } 13818 13819 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13820 private void clearIntentFilterVerificationsLPw(int userId) { 13821 final int packageCount = mPackages.size(); 13822 for (int i = 0; i < packageCount; i++) { 13823 PackageParser.Package pkg = mPackages.valueAt(i); 13824 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13825 } 13826 } 13827 13828 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13829 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13830 if (userId == UserHandle.USER_ALL) { 13831 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13832 sUserManager.getUserIds())) { 13833 for (int oneUserId : sUserManager.getUserIds()) { 13834 scheduleWritePackageRestrictionsLocked(oneUserId); 13835 } 13836 } 13837 } else { 13838 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13839 scheduleWritePackageRestrictionsLocked(userId); 13840 } 13841 } 13842 } 13843 13844 void clearDefaultBrowserIfNeeded(String packageName) { 13845 for (int oneUserId : sUserManager.getUserIds()) { 13846 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13847 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13848 if (packageName.equals(defaultBrowserPackageName)) { 13849 setDefaultBrowserPackageName(null, oneUserId); 13850 } 13851 } 13852 } 13853 13854 @Override 13855 public void resetApplicationPreferences(int userId) { 13856 mContext.enforceCallingOrSelfPermission( 13857 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13858 // writer 13859 synchronized (mPackages) { 13860 final long identity = Binder.clearCallingIdentity(); 13861 try { 13862 clearPackagePreferredActivitiesLPw(null, userId); 13863 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13864 // TODO: We have to reset the default SMS and Phone. This requires 13865 // significant refactoring to keep all default apps in the package 13866 // manager (cleaner but more work) or have the services provide 13867 // callbacks to the package manager to request a default app reset. 13868 applyFactoryDefaultBrowserLPw(userId); 13869 clearIntentFilterVerificationsLPw(userId); 13870 primeDomainVerificationsLPw(userId); 13871 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 13872 scheduleWritePackageRestrictionsLocked(userId); 13873 } finally { 13874 Binder.restoreCallingIdentity(identity); 13875 } 13876 } 13877 } 13878 13879 @Override 13880 public int getPreferredActivities(List<IntentFilter> outFilters, 13881 List<ComponentName> outActivities, String packageName) { 13882 13883 int num = 0; 13884 final int userId = UserHandle.getCallingUserId(); 13885 // reader 13886 synchronized (mPackages) { 13887 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13888 if (pir != null) { 13889 final Iterator<PreferredActivity> it = pir.filterIterator(); 13890 while (it.hasNext()) { 13891 final PreferredActivity pa = it.next(); 13892 if (packageName == null 13893 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13894 && pa.mPref.mAlways)) { 13895 if (outFilters != null) { 13896 outFilters.add(new IntentFilter(pa)); 13897 } 13898 if (outActivities != null) { 13899 outActivities.add(pa.mPref.mComponent); 13900 } 13901 } 13902 } 13903 } 13904 } 13905 13906 return num; 13907 } 13908 13909 @Override 13910 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13911 int userId) { 13912 int callingUid = Binder.getCallingUid(); 13913 if (callingUid != Process.SYSTEM_UID) { 13914 throw new SecurityException( 13915 "addPersistentPreferredActivity can only be run by the system"); 13916 } 13917 if (filter.countActions() == 0) { 13918 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13919 return; 13920 } 13921 synchronized (mPackages) { 13922 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13923 " :"); 13924 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13925 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13926 new PersistentPreferredActivity(filter, activity)); 13927 scheduleWritePackageRestrictionsLocked(userId); 13928 } 13929 } 13930 13931 @Override 13932 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13933 int callingUid = Binder.getCallingUid(); 13934 if (callingUid != Process.SYSTEM_UID) { 13935 throw new SecurityException( 13936 "clearPackagePersistentPreferredActivities can only be run by the system"); 13937 } 13938 ArrayList<PersistentPreferredActivity> removed = null; 13939 boolean changed = false; 13940 synchronized (mPackages) { 13941 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13942 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13943 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13944 .valueAt(i); 13945 if (userId != thisUserId) { 13946 continue; 13947 } 13948 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13949 while (it.hasNext()) { 13950 PersistentPreferredActivity ppa = it.next(); 13951 // Mark entry for removal only if it matches the package name. 13952 if (ppa.mComponent.getPackageName().equals(packageName)) { 13953 if (removed == null) { 13954 removed = new ArrayList<PersistentPreferredActivity>(); 13955 } 13956 removed.add(ppa); 13957 } 13958 } 13959 if (removed != null) { 13960 for (int j=0; j<removed.size(); j++) { 13961 PersistentPreferredActivity ppa = removed.get(j); 13962 ppir.removeFilter(ppa); 13963 } 13964 changed = true; 13965 } 13966 } 13967 13968 if (changed) { 13969 scheduleWritePackageRestrictionsLocked(userId); 13970 } 13971 } 13972 } 13973 13974 /** 13975 * Common machinery for picking apart a restored XML blob and passing 13976 * it to a caller-supplied functor to be applied to the running system. 13977 */ 13978 private void restoreFromXml(XmlPullParser parser, int userId, 13979 String expectedStartTag, BlobXmlRestorer functor) 13980 throws IOException, XmlPullParserException { 13981 int type; 13982 while ((type = parser.next()) != XmlPullParser.START_TAG 13983 && type != XmlPullParser.END_DOCUMENT) { 13984 } 13985 if (type != XmlPullParser.START_TAG) { 13986 // oops didn't find a start tag?! 13987 if (DEBUG_BACKUP) { 13988 Slog.e(TAG, "Didn't find start tag during restore"); 13989 } 13990 return; 13991 } 13992 13993 // this is supposed to be TAG_PREFERRED_BACKUP 13994 if (!expectedStartTag.equals(parser.getName())) { 13995 if (DEBUG_BACKUP) { 13996 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13997 } 13998 return; 13999 } 14000 14001 // skip interfering stuff, then we're aligned with the backing implementation 14002 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14003 functor.apply(parser, userId); 14004 } 14005 14006 private interface BlobXmlRestorer { 14007 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14008 } 14009 14010 /** 14011 * Non-Binder method, support for the backup/restore mechanism: write the 14012 * full set of preferred activities in its canonical XML format. Returns the 14013 * XML output as a byte array, or null if there is none. 14014 */ 14015 @Override 14016 public byte[] getPreferredActivityBackup(int userId) { 14017 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14018 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14019 } 14020 14021 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14022 try { 14023 final XmlSerializer serializer = new FastXmlSerializer(); 14024 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14025 serializer.startDocument(null, true); 14026 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14027 14028 synchronized (mPackages) { 14029 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14030 } 14031 14032 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14033 serializer.endDocument(); 14034 serializer.flush(); 14035 } catch (Exception e) { 14036 if (DEBUG_BACKUP) { 14037 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14038 } 14039 return null; 14040 } 14041 14042 return dataStream.toByteArray(); 14043 } 14044 14045 @Override 14046 public void restorePreferredActivities(byte[] backup, int userId) { 14047 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14048 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14049 } 14050 14051 try { 14052 final XmlPullParser parser = Xml.newPullParser(); 14053 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14054 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14055 new BlobXmlRestorer() { 14056 @Override 14057 public void apply(XmlPullParser parser, int userId) 14058 throws XmlPullParserException, IOException { 14059 synchronized (mPackages) { 14060 mSettings.readPreferredActivitiesLPw(parser, userId); 14061 } 14062 } 14063 } ); 14064 } catch (Exception e) { 14065 if (DEBUG_BACKUP) { 14066 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14067 } 14068 } 14069 } 14070 14071 /** 14072 * Non-Binder method, support for the backup/restore mechanism: write the 14073 * default browser (etc) settings in its canonical XML format. Returns the default 14074 * browser XML representation as a byte array, or null if there is none. 14075 */ 14076 @Override 14077 public byte[] getDefaultAppsBackup(int userId) { 14078 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14079 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14080 } 14081 14082 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14083 try { 14084 final XmlSerializer serializer = new FastXmlSerializer(); 14085 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14086 serializer.startDocument(null, true); 14087 serializer.startTag(null, TAG_DEFAULT_APPS); 14088 14089 synchronized (mPackages) { 14090 mSettings.writeDefaultAppsLPr(serializer, userId); 14091 } 14092 14093 serializer.endTag(null, TAG_DEFAULT_APPS); 14094 serializer.endDocument(); 14095 serializer.flush(); 14096 } catch (Exception e) { 14097 if (DEBUG_BACKUP) { 14098 Slog.e(TAG, "Unable to write default apps for backup", e); 14099 } 14100 return null; 14101 } 14102 14103 return dataStream.toByteArray(); 14104 } 14105 14106 @Override 14107 public void restoreDefaultApps(byte[] backup, int userId) { 14108 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14109 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14110 } 14111 14112 try { 14113 final XmlPullParser parser = Xml.newPullParser(); 14114 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14115 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14116 new BlobXmlRestorer() { 14117 @Override 14118 public void apply(XmlPullParser parser, int userId) 14119 throws XmlPullParserException, IOException { 14120 synchronized (mPackages) { 14121 mSettings.readDefaultAppsLPw(parser, userId); 14122 } 14123 } 14124 } ); 14125 } catch (Exception e) { 14126 if (DEBUG_BACKUP) { 14127 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14128 } 14129 } 14130 } 14131 14132 @Override 14133 public byte[] getIntentFilterVerificationBackup(int userId) { 14134 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14135 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14136 } 14137 14138 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14139 try { 14140 final XmlSerializer serializer = new FastXmlSerializer(); 14141 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14142 serializer.startDocument(null, true); 14143 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14144 14145 synchronized (mPackages) { 14146 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14147 } 14148 14149 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14150 serializer.endDocument(); 14151 serializer.flush(); 14152 } catch (Exception e) { 14153 if (DEBUG_BACKUP) { 14154 Slog.e(TAG, "Unable to write default apps for backup", e); 14155 } 14156 return null; 14157 } 14158 14159 return dataStream.toByteArray(); 14160 } 14161 14162 @Override 14163 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14164 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14165 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14166 } 14167 14168 try { 14169 final XmlPullParser parser = Xml.newPullParser(); 14170 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14171 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14172 new BlobXmlRestorer() { 14173 @Override 14174 public void apply(XmlPullParser parser, int userId) 14175 throws XmlPullParserException, IOException { 14176 synchronized (mPackages) { 14177 mSettings.readAllDomainVerificationsLPr(parser, userId); 14178 mSettings.writeLPr(); 14179 } 14180 } 14181 } ); 14182 } catch (Exception e) { 14183 if (DEBUG_BACKUP) { 14184 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14185 } 14186 } 14187 } 14188 14189 @Override 14190 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14191 int sourceUserId, int targetUserId, int flags) { 14192 mContext.enforceCallingOrSelfPermission( 14193 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14194 int callingUid = Binder.getCallingUid(); 14195 enforceOwnerRights(ownerPackage, callingUid); 14196 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14197 if (intentFilter.countActions() == 0) { 14198 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14199 return; 14200 } 14201 synchronized (mPackages) { 14202 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14203 ownerPackage, targetUserId, flags); 14204 CrossProfileIntentResolver resolver = 14205 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14206 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14207 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14208 if (existing != null) { 14209 int size = existing.size(); 14210 for (int i = 0; i < size; i++) { 14211 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14212 return; 14213 } 14214 } 14215 } 14216 resolver.addFilter(newFilter); 14217 scheduleWritePackageRestrictionsLocked(sourceUserId); 14218 } 14219 } 14220 14221 @Override 14222 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14223 mContext.enforceCallingOrSelfPermission( 14224 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14225 int callingUid = Binder.getCallingUid(); 14226 enforceOwnerRights(ownerPackage, callingUid); 14227 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14228 synchronized (mPackages) { 14229 CrossProfileIntentResolver resolver = 14230 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14231 ArraySet<CrossProfileIntentFilter> set = 14232 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14233 for (CrossProfileIntentFilter filter : set) { 14234 if (filter.getOwnerPackage().equals(ownerPackage)) { 14235 resolver.removeFilter(filter); 14236 } 14237 } 14238 scheduleWritePackageRestrictionsLocked(sourceUserId); 14239 } 14240 } 14241 14242 // Enforcing that callingUid is owning pkg on userId 14243 private void enforceOwnerRights(String pkg, int callingUid) { 14244 // The system owns everything. 14245 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14246 return; 14247 } 14248 int callingUserId = UserHandle.getUserId(callingUid); 14249 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14250 if (pi == null) { 14251 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14252 + callingUserId); 14253 } 14254 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14255 throw new SecurityException("Calling uid " + callingUid 14256 + " does not own package " + pkg); 14257 } 14258 } 14259 14260 @Override 14261 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14262 Intent intent = new Intent(Intent.ACTION_MAIN); 14263 intent.addCategory(Intent.CATEGORY_HOME); 14264 14265 final int callingUserId = UserHandle.getCallingUserId(); 14266 List<ResolveInfo> list = queryIntentActivities(intent, null, 14267 PackageManager.GET_META_DATA, callingUserId); 14268 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14269 true, false, false, callingUserId); 14270 14271 allHomeCandidates.clear(); 14272 if (list != null) { 14273 for (ResolveInfo ri : list) { 14274 allHomeCandidates.add(ri); 14275 } 14276 } 14277 return (preferred == null || preferred.activityInfo == null) 14278 ? null 14279 : new ComponentName(preferred.activityInfo.packageName, 14280 preferred.activityInfo.name); 14281 } 14282 14283 @Override 14284 public void setApplicationEnabledSetting(String appPackageName, 14285 int newState, int flags, int userId, String callingPackage) { 14286 if (!sUserManager.exists(userId)) return; 14287 if (callingPackage == null) { 14288 callingPackage = Integer.toString(Binder.getCallingUid()); 14289 } 14290 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14291 } 14292 14293 @Override 14294 public void setComponentEnabledSetting(ComponentName componentName, 14295 int newState, int flags, int userId) { 14296 if (!sUserManager.exists(userId)) return; 14297 setEnabledSetting(componentName.getPackageName(), 14298 componentName.getClassName(), newState, flags, userId, null); 14299 } 14300 14301 private void setEnabledSetting(final String packageName, String className, int newState, 14302 final int flags, int userId, String callingPackage) { 14303 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14304 || newState == COMPONENT_ENABLED_STATE_ENABLED 14305 || newState == COMPONENT_ENABLED_STATE_DISABLED 14306 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14307 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14308 throw new IllegalArgumentException("Invalid new component state: " 14309 + newState); 14310 } 14311 PackageSetting pkgSetting; 14312 final int uid = Binder.getCallingUid(); 14313 final int permission = mContext.checkCallingOrSelfPermission( 14314 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14315 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14316 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14317 boolean sendNow = false; 14318 boolean isApp = (className == null); 14319 String componentName = isApp ? packageName : className; 14320 int packageUid = -1; 14321 ArrayList<String> components; 14322 14323 // writer 14324 synchronized (mPackages) { 14325 pkgSetting = mSettings.mPackages.get(packageName); 14326 if (pkgSetting == null) { 14327 if (className == null) { 14328 throw new IllegalArgumentException( 14329 "Unknown package: " + packageName); 14330 } 14331 throw new IllegalArgumentException( 14332 "Unknown component: " + packageName 14333 + "/" + className); 14334 } 14335 // Allow root and verify that userId is not being specified by a different user 14336 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14337 throw new SecurityException( 14338 "Permission Denial: attempt to change component state from pid=" 14339 + Binder.getCallingPid() 14340 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14341 } 14342 if (className == null) { 14343 // We're dealing with an application/package level state change 14344 if (pkgSetting.getEnabled(userId) == newState) { 14345 // Nothing to do 14346 return; 14347 } 14348 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14349 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14350 // Don't care about who enables an app. 14351 callingPackage = null; 14352 } 14353 pkgSetting.setEnabled(newState, userId, callingPackage); 14354 // pkgSetting.pkg.mSetEnabled = newState; 14355 } else { 14356 // We're dealing with a component level state change 14357 // First, verify that this is a valid class name. 14358 PackageParser.Package pkg = pkgSetting.pkg; 14359 if (pkg == null || !pkg.hasComponentClassName(className)) { 14360 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14361 throw new IllegalArgumentException("Component class " + className 14362 + " does not exist in " + packageName); 14363 } else { 14364 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14365 + className + " does not exist in " + packageName); 14366 } 14367 } 14368 switch (newState) { 14369 case COMPONENT_ENABLED_STATE_ENABLED: 14370 if (!pkgSetting.enableComponentLPw(className, userId)) { 14371 return; 14372 } 14373 break; 14374 case COMPONENT_ENABLED_STATE_DISABLED: 14375 if (!pkgSetting.disableComponentLPw(className, userId)) { 14376 return; 14377 } 14378 break; 14379 case COMPONENT_ENABLED_STATE_DEFAULT: 14380 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14381 return; 14382 } 14383 break; 14384 default: 14385 Slog.e(TAG, "Invalid new component state: " + newState); 14386 return; 14387 } 14388 } 14389 scheduleWritePackageRestrictionsLocked(userId); 14390 components = mPendingBroadcasts.get(userId, packageName); 14391 final boolean newPackage = components == null; 14392 if (newPackage) { 14393 components = new ArrayList<String>(); 14394 } 14395 if (!components.contains(componentName)) { 14396 components.add(componentName); 14397 } 14398 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14399 sendNow = true; 14400 // Purge entry from pending broadcast list if another one exists already 14401 // since we are sending one right away. 14402 mPendingBroadcasts.remove(userId, packageName); 14403 } else { 14404 if (newPackage) { 14405 mPendingBroadcasts.put(userId, packageName, components); 14406 } 14407 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14408 // Schedule a message 14409 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14410 } 14411 } 14412 } 14413 14414 long callingId = Binder.clearCallingIdentity(); 14415 try { 14416 if (sendNow) { 14417 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14418 sendPackageChangedBroadcast(packageName, 14419 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14420 } 14421 } finally { 14422 Binder.restoreCallingIdentity(callingId); 14423 } 14424 } 14425 14426 private void sendPackageChangedBroadcast(String packageName, 14427 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14428 if (DEBUG_INSTALL) 14429 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14430 + componentNames); 14431 Bundle extras = new Bundle(4); 14432 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14433 String nameList[] = new String[componentNames.size()]; 14434 componentNames.toArray(nameList); 14435 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14436 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14437 extras.putInt(Intent.EXTRA_UID, packageUid); 14438 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14439 new int[] {UserHandle.getUserId(packageUid)}); 14440 } 14441 14442 @Override 14443 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14444 if (!sUserManager.exists(userId)) return; 14445 final int uid = Binder.getCallingUid(); 14446 final int permission = mContext.checkCallingOrSelfPermission( 14447 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14448 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14449 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14450 // writer 14451 synchronized (mPackages) { 14452 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14453 allowedByPermission, uid, userId)) { 14454 scheduleWritePackageRestrictionsLocked(userId); 14455 } 14456 } 14457 } 14458 14459 @Override 14460 public String getInstallerPackageName(String packageName) { 14461 // reader 14462 synchronized (mPackages) { 14463 return mSettings.getInstallerPackageNameLPr(packageName); 14464 } 14465 } 14466 14467 @Override 14468 public int getApplicationEnabledSetting(String packageName, int userId) { 14469 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14470 int uid = Binder.getCallingUid(); 14471 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14472 // reader 14473 synchronized (mPackages) { 14474 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14475 } 14476 } 14477 14478 @Override 14479 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14480 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14481 int uid = Binder.getCallingUid(); 14482 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14483 // reader 14484 synchronized (mPackages) { 14485 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14486 } 14487 } 14488 14489 @Override 14490 public void enterSafeMode() { 14491 enforceSystemOrRoot("Only the system can request entering safe mode"); 14492 14493 if (!mSystemReady) { 14494 mSafeMode = true; 14495 } 14496 } 14497 14498 @Override 14499 public void systemReady() { 14500 mSystemReady = true; 14501 14502 // Read the compatibilty setting when the system is ready. 14503 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14504 mContext.getContentResolver(), 14505 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14506 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14507 if (DEBUG_SETTINGS) { 14508 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14509 } 14510 14511 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14512 14513 synchronized (mPackages) { 14514 // Verify that all of the preferred activity components actually 14515 // exist. It is possible for applications to be updated and at 14516 // that point remove a previously declared activity component that 14517 // had been set as a preferred activity. We try to clean this up 14518 // the next time we encounter that preferred activity, but it is 14519 // possible for the user flow to never be able to return to that 14520 // situation so here we do a sanity check to make sure we haven't 14521 // left any junk around. 14522 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14523 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14524 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14525 removed.clear(); 14526 for (PreferredActivity pa : pir.filterSet()) { 14527 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14528 removed.add(pa); 14529 } 14530 } 14531 if (removed.size() > 0) { 14532 for (int r=0; r<removed.size(); r++) { 14533 PreferredActivity pa = removed.get(r); 14534 Slog.w(TAG, "Removing dangling preferred activity: " 14535 + pa.mPref.mComponent); 14536 pir.removeFilter(pa); 14537 } 14538 mSettings.writePackageRestrictionsLPr( 14539 mSettings.mPreferredActivities.keyAt(i)); 14540 } 14541 } 14542 14543 for (int userId : UserManagerService.getInstance().getUserIds()) { 14544 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14545 grantPermissionsUserIds = ArrayUtils.appendInt( 14546 grantPermissionsUserIds, userId); 14547 } 14548 } 14549 } 14550 sUserManager.systemReady(); 14551 14552 // If we upgraded grant all default permissions before kicking off. 14553 for (int userId : grantPermissionsUserIds) { 14554 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14555 } 14556 14557 // Kick off any messages waiting for system ready 14558 if (mPostSystemReadyMessages != null) { 14559 for (Message msg : mPostSystemReadyMessages) { 14560 msg.sendToTarget(); 14561 } 14562 mPostSystemReadyMessages = null; 14563 } 14564 14565 // Watch for external volumes that come and go over time 14566 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14567 storage.registerListener(mStorageListener); 14568 14569 mInstallerService.systemReady(); 14570 mPackageDexOptimizer.systemReady(); 14571 14572 MountServiceInternal mountServiceInternal = LocalServices.getService( 14573 MountServiceInternal.class); 14574 mountServiceInternal.addExternalStoragePolicy( 14575 new MountServiceInternal.ExternalStorageMountPolicy() { 14576 @Override 14577 public int getMountMode(int uid, String packageName) { 14578 if (Process.isIsolated(uid)) { 14579 return Zygote.MOUNT_EXTERNAL_NONE; 14580 } 14581 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14582 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14583 } 14584 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14585 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14586 } 14587 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14588 return Zygote.MOUNT_EXTERNAL_READ; 14589 } 14590 return Zygote.MOUNT_EXTERNAL_WRITE; 14591 } 14592 14593 @Override 14594 public boolean hasExternalStorage(int uid, String packageName) { 14595 return true; 14596 } 14597 }); 14598 } 14599 14600 @Override 14601 public boolean isSafeMode() { 14602 return mSafeMode; 14603 } 14604 14605 @Override 14606 public boolean hasSystemUidErrors() { 14607 return mHasSystemUidErrors; 14608 } 14609 14610 static String arrayToString(int[] array) { 14611 StringBuffer buf = new StringBuffer(128); 14612 buf.append('['); 14613 if (array != null) { 14614 for (int i=0; i<array.length; i++) { 14615 if (i > 0) buf.append(", "); 14616 buf.append(array[i]); 14617 } 14618 } 14619 buf.append(']'); 14620 return buf.toString(); 14621 } 14622 14623 static class DumpState { 14624 public static final int DUMP_LIBS = 1 << 0; 14625 public static final int DUMP_FEATURES = 1 << 1; 14626 public static final int DUMP_RESOLVERS = 1 << 2; 14627 public static final int DUMP_PERMISSIONS = 1 << 3; 14628 public static final int DUMP_PACKAGES = 1 << 4; 14629 public static final int DUMP_SHARED_USERS = 1 << 5; 14630 public static final int DUMP_MESSAGES = 1 << 6; 14631 public static final int DUMP_PROVIDERS = 1 << 7; 14632 public static final int DUMP_VERIFIERS = 1 << 8; 14633 public static final int DUMP_PREFERRED = 1 << 9; 14634 public static final int DUMP_PREFERRED_XML = 1 << 10; 14635 public static final int DUMP_KEYSETS = 1 << 11; 14636 public static final int DUMP_VERSION = 1 << 12; 14637 public static final int DUMP_INSTALLS = 1 << 13; 14638 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14639 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14640 14641 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14642 14643 private int mTypes; 14644 14645 private int mOptions; 14646 14647 private boolean mTitlePrinted; 14648 14649 private SharedUserSetting mSharedUser; 14650 14651 public boolean isDumping(int type) { 14652 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14653 return true; 14654 } 14655 14656 return (mTypes & type) != 0; 14657 } 14658 14659 public void setDump(int type) { 14660 mTypes |= type; 14661 } 14662 14663 public boolean isOptionEnabled(int option) { 14664 return (mOptions & option) != 0; 14665 } 14666 14667 public void setOptionEnabled(int option) { 14668 mOptions |= option; 14669 } 14670 14671 public boolean onTitlePrinted() { 14672 final boolean printed = mTitlePrinted; 14673 mTitlePrinted = true; 14674 return printed; 14675 } 14676 14677 public boolean getTitlePrinted() { 14678 return mTitlePrinted; 14679 } 14680 14681 public void setTitlePrinted(boolean enabled) { 14682 mTitlePrinted = enabled; 14683 } 14684 14685 public SharedUserSetting getSharedUser() { 14686 return mSharedUser; 14687 } 14688 14689 public void setSharedUser(SharedUserSetting user) { 14690 mSharedUser = user; 14691 } 14692 } 14693 14694 @Override 14695 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14696 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14697 != PackageManager.PERMISSION_GRANTED) { 14698 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14699 + Binder.getCallingPid() 14700 + ", uid=" + Binder.getCallingUid() 14701 + " without permission " 14702 + android.Manifest.permission.DUMP); 14703 return; 14704 } 14705 14706 DumpState dumpState = new DumpState(); 14707 boolean fullPreferred = false; 14708 boolean checkin = false; 14709 14710 String packageName = null; 14711 ArraySet<String> permissionNames = null; 14712 14713 int opti = 0; 14714 while (opti < args.length) { 14715 String opt = args[opti]; 14716 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14717 break; 14718 } 14719 opti++; 14720 14721 if ("-a".equals(opt)) { 14722 // Right now we only know how to print all. 14723 } else if ("-h".equals(opt)) { 14724 pw.println("Package manager dump options:"); 14725 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14726 pw.println(" --checkin: dump for a checkin"); 14727 pw.println(" -f: print details of intent filters"); 14728 pw.println(" -h: print this help"); 14729 pw.println(" cmd may be one of:"); 14730 pw.println(" l[ibraries]: list known shared libraries"); 14731 pw.println(" f[ibraries]: list device features"); 14732 pw.println(" k[eysets]: print known keysets"); 14733 pw.println(" r[esolvers]: dump intent resolvers"); 14734 pw.println(" perm[issions]: dump permissions"); 14735 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14736 pw.println(" pref[erred]: print preferred package settings"); 14737 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14738 pw.println(" prov[iders]: dump content providers"); 14739 pw.println(" p[ackages]: dump installed packages"); 14740 pw.println(" s[hared-users]: dump shared user IDs"); 14741 pw.println(" m[essages]: print collected runtime messages"); 14742 pw.println(" v[erifiers]: print package verifier info"); 14743 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14744 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14745 pw.println(" version: print database version info"); 14746 pw.println(" write: write current settings now"); 14747 pw.println(" installs: details about install sessions"); 14748 pw.println(" <package.name>: info about given package"); 14749 return; 14750 } else if ("--checkin".equals(opt)) { 14751 checkin = true; 14752 } else if ("-f".equals(opt)) { 14753 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14754 } else { 14755 pw.println("Unknown argument: " + opt + "; use -h for help"); 14756 } 14757 } 14758 14759 // Is the caller requesting to dump a particular piece of data? 14760 if (opti < args.length) { 14761 String cmd = args[opti]; 14762 opti++; 14763 // Is this a package name? 14764 if ("android".equals(cmd) || cmd.contains(".")) { 14765 packageName = cmd; 14766 // When dumping a single package, we always dump all of its 14767 // filter information since the amount of data will be reasonable. 14768 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14769 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14770 dumpState.setDump(DumpState.DUMP_LIBS); 14771 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14772 dumpState.setDump(DumpState.DUMP_FEATURES); 14773 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14774 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14775 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14776 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14777 } else if ("permission".equals(cmd)) { 14778 if (opti >= args.length) { 14779 pw.println("Error: permission requires permission name"); 14780 return; 14781 } 14782 permissionNames = new ArraySet<>(); 14783 while (opti < args.length) { 14784 permissionNames.add(args[opti]); 14785 opti++; 14786 } 14787 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14788 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14789 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14790 dumpState.setDump(DumpState.DUMP_PREFERRED); 14791 } else if ("preferred-xml".equals(cmd)) { 14792 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14793 if (opti < args.length && "--full".equals(args[opti])) { 14794 fullPreferred = true; 14795 opti++; 14796 } 14797 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14798 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14799 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14800 dumpState.setDump(DumpState.DUMP_PACKAGES); 14801 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14802 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14803 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14804 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14805 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14806 dumpState.setDump(DumpState.DUMP_MESSAGES); 14807 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14808 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14809 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14810 || "intent-filter-verifiers".equals(cmd)) { 14811 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14812 } else if ("version".equals(cmd)) { 14813 dumpState.setDump(DumpState.DUMP_VERSION); 14814 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14815 dumpState.setDump(DumpState.DUMP_KEYSETS); 14816 } else if ("installs".equals(cmd)) { 14817 dumpState.setDump(DumpState.DUMP_INSTALLS); 14818 } else if ("write".equals(cmd)) { 14819 synchronized (mPackages) { 14820 mSettings.writeLPr(); 14821 pw.println("Settings written."); 14822 return; 14823 } 14824 } 14825 } 14826 14827 if (checkin) { 14828 pw.println("vers,1"); 14829 } 14830 14831 // reader 14832 synchronized (mPackages) { 14833 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14834 if (!checkin) { 14835 if (dumpState.onTitlePrinted()) 14836 pw.println(); 14837 pw.println("Database versions:"); 14838 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 14839 } 14840 } 14841 14842 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14843 if (!checkin) { 14844 if (dumpState.onTitlePrinted()) 14845 pw.println(); 14846 pw.println("Verifiers:"); 14847 pw.print(" Required: "); 14848 pw.print(mRequiredVerifierPackage); 14849 pw.print(" (uid="); 14850 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14851 pw.println(")"); 14852 } else if (mRequiredVerifierPackage != null) { 14853 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14854 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14855 } 14856 } 14857 14858 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14859 packageName == null) { 14860 if (mIntentFilterVerifierComponent != null) { 14861 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14862 if (!checkin) { 14863 if (dumpState.onTitlePrinted()) 14864 pw.println(); 14865 pw.println("Intent Filter Verifier:"); 14866 pw.print(" Using: "); 14867 pw.print(verifierPackageName); 14868 pw.print(" (uid="); 14869 pw.print(getPackageUid(verifierPackageName, 0)); 14870 pw.println(")"); 14871 } else if (verifierPackageName != null) { 14872 pw.print("ifv,"); pw.print(verifierPackageName); 14873 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14874 } 14875 } else { 14876 pw.println(); 14877 pw.println("No Intent Filter Verifier available!"); 14878 } 14879 } 14880 14881 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14882 boolean printedHeader = false; 14883 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14884 while (it.hasNext()) { 14885 String name = it.next(); 14886 SharedLibraryEntry ent = mSharedLibraries.get(name); 14887 if (!checkin) { 14888 if (!printedHeader) { 14889 if (dumpState.onTitlePrinted()) 14890 pw.println(); 14891 pw.println("Libraries:"); 14892 printedHeader = true; 14893 } 14894 pw.print(" "); 14895 } else { 14896 pw.print("lib,"); 14897 } 14898 pw.print(name); 14899 if (!checkin) { 14900 pw.print(" -> "); 14901 } 14902 if (ent.path != null) { 14903 if (!checkin) { 14904 pw.print("(jar) "); 14905 pw.print(ent.path); 14906 } else { 14907 pw.print(",jar,"); 14908 pw.print(ent.path); 14909 } 14910 } else { 14911 if (!checkin) { 14912 pw.print("(apk) "); 14913 pw.print(ent.apk); 14914 } else { 14915 pw.print(",apk,"); 14916 pw.print(ent.apk); 14917 } 14918 } 14919 pw.println(); 14920 } 14921 } 14922 14923 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14924 if (dumpState.onTitlePrinted()) 14925 pw.println(); 14926 if (!checkin) { 14927 pw.println("Features:"); 14928 } 14929 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14930 while (it.hasNext()) { 14931 String name = it.next(); 14932 if (!checkin) { 14933 pw.print(" "); 14934 } else { 14935 pw.print("feat,"); 14936 } 14937 pw.println(name); 14938 } 14939 } 14940 14941 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14942 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14943 : "Activity Resolver Table:", " ", packageName, 14944 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14945 dumpState.setTitlePrinted(true); 14946 } 14947 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14948 : "Receiver Resolver Table:", " ", packageName, 14949 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14950 dumpState.setTitlePrinted(true); 14951 } 14952 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14953 : "Service Resolver Table:", " ", packageName, 14954 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14955 dumpState.setTitlePrinted(true); 14956 } 14957 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14958 : "Provider Resolver Table:", " ", packageName, 14959 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14960 dumpState.setTitlePrinted(true); 14961 } 14962 } 14963 14964 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14965 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14966 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14967 int user = mSettings.mPreferredActivities.keyAt(i); 14968 if (pir.dump(pw, 14969 dumpState.getTitlePrinted() 14970 ? "\nPreferred Activities User " + user + ":" 14971 : "Preferred Activities User " + user + ":", " ", 14972 packageName, true, false)) { 14973 dumpState.setTitlePrinted(true); 14974 } 14975 } 14976 } 14977 14978 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14979 pw.flush(); 14980 FileOutputStream fout = new FileOutputStream(fd); 14981 BufferedOutputStream str = new BufferedOutputStream(fout); 14982 XmlSerializer serializer = new FastXmlSerializer(); 14983 try { 14984 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14985 serializer.startDocument(null, true); 14986 serializer.setFeature( 14987 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14988 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14989 serializer.endDocument(); 14990 serializer.flush(); 14991 } catch (IllegalArgumentException e) { 14992 pw.println("Failed writing: " + e); 14993 } catch (IllegalStateException e) { 14994 pw.println("Failed writing: " + e); 14995 } catch (IOException e) { 14996 pw.println("Failed writing: " + e); 14997 } 14998 } 14999 15000 if (!checkin 15001 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15002 && packageName == null) { 15003 pw.println(); 15004 int count = mSettings.mPackages.size(); 15005 if (count == 0) { 15006 pw.println("No applications!"); 15007 pw.println(); 15008 } else { 15009 final String prefix = " "; 15010 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15011 if (allPackageSettings.size() == 0) { 15012 pw.println("No domain preferred apps!"); 15013 pw.println(); 15014 } else { 15015 pw.println("App verification status:"); 15016 pw.println(); 15017 count = 0; 15018 for (PackageSetting ps : allPackageSettings) { 15019 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15020 if (ivi == null || ivi.getPackageName() == null) continue; 15021 pw.println(prefix + "Package: " + ivi.getPackageName()); 15022 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15023 pw.println(prefix + "Status: " + ivi.getStatusString()); 15024 pw.println(); 15025 count++; 15026 } 15027 if (count == 0) { 15028 pw.println(prefix + "No app verification established."); 15029 pw.println(); 15030 } 15031 for (int userId : sUserManager.getUserIds()) { 15032 pw.println("App linkages for user " + userId + ":"); 15033 pw.println(); 15034 count = 0; 15035 for (PackageSetting ps : allPackageSettings) { 15036 final long status = ps.getDomainVerificationStatusForUser(userId); 15037 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15038 continue; 15039 } 15040 pw.println(prefix + "Package: " + ps.name); 15041 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15042 String statusStr = IntentFilterVerificationInfo. 15043 getStatusStringFromValue(status); 15044 pw.println(prefix + "Status: " + statusStr); 15045 pw.println(); 15046 count++; 15047 } 15048 if (count == 0) { 15049 pw.println(prefix + "No configured app linkages."); 15050 pw.println(); 15051 } 15052 } 15053 } 15054 } 15055 } 15056 15057 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15058 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15059 if (packageName == null && permissionNames == null) { 15060 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15061 if (iperm == 0) { 15062 if (dumpState.onTitlePrinted()) 15063 pw.println(); 15064 pw.println("AppOp Permissions:"); 15065 } 15066 pw.print(" AppOp Permission "); 15067 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15068 pw.println(":"); 15069 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15070 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15071 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15072 } 15073 } 15074 } 15075 } 15076 15077 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15078 boolean printedSomething = false; 15079 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15080 if (packageName != null && !packageName.equals(p.info.packageName)) { 15081 continue; 15082 } 15083 if (!printedSomething) { 15084 if (dumpState.onTitlePrinted()) 15085 pw.println(); 15086 pw.println("Registered ContentProviders:"); 15087 printedSomething = true; 15088 } 15089 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15090 pw.print(" "); pw.println(p.toString()); 15091 } 15092 printedSomething = false; 15093 for (Map.Entry<String, PackageParser.Provider> entry : 15094 mProvidersByAuthority.entrySet()) { 15095 PackageParser.Provider p = entry.getValue(); 15096 if (packageName != null && !packageName.equals(p.info.packageName)) { 15097 continue; 15098 } 15099 if (!printedSomething) { 15100 if (dumpState.onTitlePrinted()) 15101 pw.println(); 15102 pw.println("ContentProvider Authorities:"); 15103 printedSomething = true; 15104 } 15105 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15106 pw.print(" "); pw.println(p.toString()); 15107 if (p.info != null && p.info.applicationInfo != null) { 15108 final String appInfo = p.info.applicationInfo.toString(); 15109 pw.print(" applicationInfo="); pw.println(appInfo); 15110 } 15111 } 15112 } 15113 15114 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15115 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15116 } 15117 15118 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15119 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15120 } 15121 15122 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15123 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15124 } 15125 15126 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15127 // XXX should handle packageName != null by dumping only install data that 15128 // the given package is involved with. 15129 if (dumpState.onTitlePrinted()) pw.println(); 15130 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15131 } 15132 15133 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15134 if (dumpState.onTitlePrinted()) pw.println(); 15135 mSettings.dumpReadMessagesLPr(pw, dumpState); 15136 15137 pw.println(); 15138 pw.println("Package warning messages:"); 15139 BufferedReader in = null; 15140 String line = null; 15141 try { 15142 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15143 while ((line = in.readLine()) != null) { 15144 if (line.contains("ignored: updated version")) continue; 15145 pw.println(line); 15146 } 15147 } catch (IOException ignored) { 15148 } finally { 15149 IoUtils.closeQuietly(in); 15150 } 15151 } 15152 15153 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15154 BufferedReader in = null; 15155 String line = null; 15156 try { 15157 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15158 while ((line = in.readLine()) != null) { 15159 if (line.contains("ignored: updated version")) continue; 15160 pw.print("msg,"); 15161 pw.println(line); 15162 } 15163 } catch (IOException ignored) { 15164 } finally { 15165 IoUtils.closeQuietly(in); 15166 } 15167 } 15168 } 15169 } 15170 15171 private String dumpDomainString(String packageName) { 15172 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15173 List<IntentFilter> filters = getAllIntentFilters(packageName); 15174 15175 ArraySet<String> result = new ArraySet<>(); 15176 if (iviList.size() > 0) { 15177 for (IntentFilterVerificationInfo ivi : iviList) { 15178 for (String host : ivi.getDomains()) { 15179 result.add(host); 15180 } 15181 } 15182 } 15183 if (filters != null && filters.size() > 0) { 15184 for (IntentFilter filter : filters) { 15185 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15186 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15187 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15188 result.addAll(filter.getHostsList()); 15189 } 15190 } 15191 } 15192 15193 StringBuilder sb = new StringBuilder(result.size() * 16); 15194 for (String domain : result) { 15195 if (sb.length() > 0) sb.append(" "); 15196 sb.append(domain); 15197 } 15198 return sb.toString(); 15199 } 15200 15201 // ------- apps on sdcard specific code ------- 15202 static final boolean DEBUG_SD_INSTALL = false; 15203 15204 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15205 15206 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15207 15208 private boolean mMediaMounted = false; 15209 15210 static String getEncryptKey() { 15211 try { 15212 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15213 SD_ENCRYPTION_KEYSTORE_NAME); 15214 if (sdEncKey == null) { 15215 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15216 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15217 if (sdEncKey == null) { 15218 Slog.e(TAG, "Failed to create encryption keys"); 15219 return null; 15220 } 15221 } 15222 return sdEncKey; 15223 } catch (NoSuchAlgorithmException nsae) { 15224 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15225 return null; 15226 } catch (IOException ioe) { 15227 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15228 return null; 15229 } 15230 } 15231 15232 /* 15233 * Update media status on PackageManager. 15234 */ 15235 @Override 15236 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15237 int callingUid = Binder.getCallingUid(); 15238 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15239 throw new SecurityException("Media status can only be updated by the system"); 15240 } 15241 // reader; this apparently protects mMediaMounted, but should probably 15242 // be a different lock in that case. 15243 synchronized (mPackages) { 15244 Log.i(TAG, "Updating external media status from " 15245 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15246 + (mediaStatus ? "mounted" : "unmounted")); 15247 if (DEBUG_SD_INSTALL) 15248 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15249 + ", mMediaMounted=" + mMediaMounted); 15250 if (mediaStatus == mMediaMounted) { 15251 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15252 : 0, -1); 15253 mHandler.sendMessage(msg); 15254 return; 15255 } 15256 mMediaMounted = mediaStatus; 15257 } 15258 // Queue up an async operation since the package installation may take a 15259 // little while. 15260 mHandler.post(new Runnable() { 15261 public void run() { 15262 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15263 } 15264 }); 15265 } 15266 15267 /** 15268 * Called by MountService when the initial ASECs to scan are available. 15269 * Should block until all the ASEC containers are finished being scanned. 15270 */ 15271 public void scanAvailableAsecs() { 15272 updateExternalMediaStatusInner(true, false, false); 15273 if (mShouldRestoreconData) { 15274 SELinuxMMAC.setRestoreconDone(); 15275 mShouldRestoreconData = false; 15276 } 15277 } 15278 15279 /* 15280 * Collect information of applications on external media, map them against 15281 * existing containers and update information based on current mount status. 15282 * Please note that we always have to report status if reportStatus has been 15283 * set to true especially when unloading packages. 15284 */ 15285 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15286 boolean externalStorage) { 15287 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15288 int[] uidArr = EmptyArray.INT; 15289 15290 final String[] list = PackageHelper.getSecureContainerList(); 15291 if (ArrayUtils.isEmpty(list)) { 15292 Log.i(TAG, "No secure containers found"); 15293 } else { 15294 // Process list of secure containers and categorize them 15295 // as active or stale based on their package internal state. 15296 15297 // reader 15298 synchronized (mPackages) { 15299 for (String cid : list) { 15300 // Leave stages untouched for now; installer service owns them 15301 if (PackageInstallerService.isStageName(cid)) continue; 15302 15303 if (DEBUG_SD_INSTALL) 15304 Log.i(TAG, "Processing container " + cid); 15305 String pkgName = getAsecPackageName(cid); 15306 if (pkgName == null) { 15307 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15308 continue; 15309 } 15310 if (DEBUG_SD_INSTALL) 15311 Log.i(TAG, "Looking for pkg : " + pkgName); 15312 15313 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15314 if (ps == null) { 15315 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15316 continue; 15317 } 15318 15319 /* 15320 * Skip packages that are not external if we're unmounting 15321 * external storage. 15322 */ 15323 if (externalStorage && !isMounted && !isExternal(ps)) { 15324 continue; 15325 } 15326 15327 final AsecInstallArgs args = new AsecInstallArgs(cid, 15328 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15329 // The package status is changed only if the code path 15330 // matches between settings and the container id. 15331 if (ps.codePathString != null 15332 && ps.codePathString.startsWith(args.getCodePath())) { 15333 if (DEBUG_SD_INSTALL) { 15334 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15335 + " at code path: " + ps.codePathString); 15336 } 15337 15338 // We do have a valid package installed on sdcard 15339 processCids.put(args, ps.codePathString); 15340 final int uid = ps.appId; 15341 if (uid != -1) { 15342 uidArr = ArrayUtils.appendInt(uidArr, uid); 15343 } 15344 } else { 15345 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15346 + ps.codePathString); 15347 } 15348 } 15349 } 15350 15351 Arrays.sort(uidArr); 15352 } 15353 15354 // Process packages with valid entries. 15355 if (isMounted) { 15356 if (DEBUG_SD_INSTALL) 15357 Log.i(TAG, "Loading packages"); 15358 loadMediaPackages(processCids, uidArr); 15359 startCleaningPackages(); 15360 mInstallerService.onSecureContainersAvailable(); 15361 } else { 15362 if (DEBUG_SD_INSTALL) 15363 Log.i(TAG, "Unloading packages"); 15364 unloadMediaPackages(processCids, uidArr, reportStatus); 15365 } 15366 } 15367 15368 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15369 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15370 final int size = infos.size(); 15371 final String[] packageNames = new String[size]; 15372 final int[] packageUids = new int[size]; 15373 for (int i = 0; i < size; i++) { 15374 final ApplicationInfo info = infos.get(i); 15375 packageNames[i] = info.packageName; 15376 packageUids[i] = info.uid; 15377 } 15378 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15379 finishedReceiver); 15380 } 15381 15382 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15383 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15384 sendResourcesChangedBroadcast(mediaStatus, replacing, 15385 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15386 } 15387 15388 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15389 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15390 int size = pkgList.length; 15391 if (size > 0) { 15392 // Send broadcasts here 15393 Bundle extras = new Bundle(); 15394 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15395 if (uidArr != null) { 15396 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15397 } 15398 if (replacing) { 15399 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15400 } 15401 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15402 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15403 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15404 } 15405 } 15406 15407 /* 15408 * Look at potentially valid container ids from processCids If package 15409 * information doesn't match the one on record or package scanning fails, 15410 * the cid is added to list of removeCids. We currently don't delete stale 15411 * containers. 15412 */ 15413 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15414 ArrayList<String> pkgList = new ArrayList<String>(); 15415 Set<AsecInstallArgs> keys = processCids.keySet(); 15416 15417 for (AsecInstallArgs args : keys) { 15418 String codePath = processCids.get(args); 15419 if (DEBUG_SD_INSTALL) 15420 Log.i(TAG, "Loading container : " + args.cid); 15421 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15422 try { 15423 // Make sure there are no container errors first. 15424 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15425 Slog.e(TAG, "Failed to mount cid : " + args.cid 15426 + " when installing from sdcard"); 15427 continue; 15428 } 15429 // Check code path here. 15430 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15431 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15432 + " does not match one in settings " + codePath); 15433 continue; 15434 } 15435 // Parse package 15436 int parseFlags = mDefParseFlags; 15437 if (args.isExternalAsec()) { 15438 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15439 } 15440 if (args.isFwdLocked()) { 15441 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15442 } 15443 15444 synchronized (mInstallLock) { 15445 PackageParser.Package pkg = null; 15446 try { 15447 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15448 } catch (PackageManagerException e) { 15449 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15450 } 15451 // Scan the package 15452 if (pkg != null) { 15453 /* 15454 * TODO why is the lock being held? doPostInstall is 15455 * called in other places without the lock. This needs 15456 * to be straightened out. 15457 */ 15458 // writer 15459 synchronized (mPackages) { 15460 retCode = PackageManager.INSTALL_SUCCEEDED; 15461 pkgList.add(pkg.packageName); 15462 // Post process args 15463 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15464 pkg.applicationInfo.uid); 15465 } 15466 } else { 15467 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15468 } 15469 } 15470 15471 } finally { 15472 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15473 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15474 } 15475 } 15476 } 15477 // writer 15478 synchronized (mPackages) { 15479 // If the platform SDK has changed since the last time we booted, 15480 // we need to re-grant app permission to catch any new ones that 15481 // appear. This is really a hack, and means that apps can in some 15482 // cases get permissions that the user didn't initially explicitly 15483 // allow... it would be nice to have some better way to handle 15484 // this situation. 15485 final VersionInfo ver = mSettings.getExternalVersion(); 15486 15487 int updateFlags = UPDATE_PERMISSIONS_ALL; 15488 if (ver.sdkVersion != mSdkVersion) { 15489 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15490 + mSdkVersion + "; regranting permissions for external"); 15491 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15492 } 15493 updatePermissionsLPw(null, null, updateFlags); 15494 15495 // Yay, everything is now upgraded 15496 ver.forceCurrent(); 15497 15498 // can downgrade to reader 15499 // Persist settings 15500 mSettings.writeLPr(); 15501 } 15502 // Send a broadcast to let everyone know we are done processing 15503 if (pkgList.size() > 0) { 15504 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15505 } 15506 } 15507 15508 /* 15509 * Utility method to unload a list of specified containers 15510 */ 15511 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15512 // Just unmount all valid containers. 15513 for (AsecInstallArgs arg : cidArgs) { 15514 synchronized (mInstallLock) { 15515 arg.doPostDeleteLI(false); 15516 } 15517 } 15518 } 15519 15520 /* 15521 * Unload packages mounted on external media. This involves deleting package 15522 * data from internal structures, sending broadcasts about diabled packages, 15523 * gc'ing to free up references, unmounting all secure containers 15524 * corresponding to packages on external media, and posting a 15525 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15526 * that we always have to post this message if status has been requested no 15527 * matter what. 15528 */ 15529 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15530 final boolean reportStatus) { 15531 if (DEBUG_SD_INSTALL) 15532 Log.i(TAG, "unloading media packages"); 15533 ArrayList<String> pkgList = new ArrayList<String>(); 15534 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15535 final Set<AsecInstallArgs> keys = processCids.keySet(); 15536 for (AsecInstallArgs args : keys) { 15537 String pkgName = args.getPackageName(); 15538 if (DEBUG_SD_INSTALL) 15539 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15540 // Delete package internally 15541 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15542 synchronized (mInstallLock) { 15543 boolean res = deletePackageLI(pkgName, null, false, null, null, 15544 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15545 if (res) { 15546 pkgList.add(pkgName); 15547 } else { 15548 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15549 failedList.add(args); 15550 } 15551 } 15552 } 15553 15554 // reader 15555 synchronized (mPackages) { 15556 // We didn't update the settings after removing each package; 15557 // write them now for all packages. 15558 mSettings.writeLPr(); 15559 } 15560 15561 // We have to absolutely send UPDATED_MEDIA_STATUS only 15562 // after confirming that all the receivers processed the ordered 15563 // broadcast when packages get disabled, force a gc to clean things up. 15564 // and unload all the containers. 15565 if (pkgList.size() > 0) { 15566 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15567 new IIntentReceiver.Stub() { 15568 public void performReceive(Intent intent, int resultCode, String data, 15569 Bundle extras, boolean ordered, boolean sticky, 15570 int sendingUser) throws RemoteException { 15571 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15572 reportStatus ? 1 : 0, 1, keys); 15573 mHandler.sendMessage(msg); 15574 } 15575 }); 15576 } else { 15577 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15578 keys); 15579 mHandler.sendMessage(msg); 15580 } 15581 } 15582 15583 private void loadPrivatePackages(VolumeInfo vol) { 15584 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15585 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15586 synchronized (mInstallLock) { 15587 synchronized (mPackages) { 15588 final VersionInfo ver = mSettings.findOrCreateVersion(vol.fsUuid); 15589 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15590 for (PackageSetting ps : packages) { 15591 final PackageParser.Package pkg; 15592 try { 15593 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15594 loaded.add(pkg.applicationInfo); 15595 } catch (PackageManagerException e) { 15596 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15597 } 15598 15599 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15600 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15601 } 15602 } 15603 15604 int updateFlags = UPDATE_PERMISSIONS_ALL; 15605 if (ver.sdkVersion != mSdkVersion) { 15606 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15607 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15608 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15609 } 15610 updatePermissionsLPw(null, null, updateFlags); 15611 15612 // Yay, everything is now upgraded 15613 ver.forceCurrent(); 15614 15615 mSettings.writeLPr(); 15616 } 15617 } 15618 15619 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15620 sendResourcesChangedBroadcast(true, false, loaded, null); 15621 } 15622 15623 private void unloadPrivatePackages(VolumeInfo vol) { 15624 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15625 synchronized (mInstallLock) { 15626 synchronized (mPackages) { 15627 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15628 for (PackageSetting ps : packages) { 15629 if (ps.pkg == null) continue; 15630 15631 final ApplicationInfo info = ps.pkg.applicationInfo; 15632 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15633 if (deletePackageLI(ps.name, null, false, null, null, 15634 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15635 unloaded.add(info); 15636 } else { 15637 Slog.w(TAG, "Failed to unload " + ps.codePath); 15638 } 15639 } 15640 15641 mSettings.writeLPr(); 15642 } 15643 } 15644 15645 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15646 sendResourcesChangedBroadcast(false, false, unloaded, null); 15647 } 15648 15649 /** 15650 * Examine all users present on given mounted volume, and destroy data 15651 * belonging to users that are no longer valid, or whose user ID has been 15652 * recycled. 15653 */ 15654 private void reconcileUsers(String volumeUuid) { 15655 final File[] files = FileUtils 15656 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15657 for (File file : files) { 15658 if (!file.isDirectory()) continue; 15659 15660 final int userId; 15661 final UserInfo info; 15662 try { 15663 userId = Integer.parseInt(file.getName()); 15664 info = sUserManager.getUserInfo(userId); 15665 } catch (NumberFormatException e) { 15666 Slog.w(TAG, "Invalid user directory " + file); 15667 continue; 15668 } 15669 15670 boolean destroyUser = false; 15671 if (info == null) { 15672 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15673 + " because no matching user was found"); 15674 destroyUser = true; 15675 } else { 15676 try { 15677 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15678 } catch (IOException e) { 15679 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15680 + " because we failed to enforce serial number: " + e); 15681 destroyUser = true; 15682 } 15683 } 15684 15685 if (destroyUser) { 15686 synchronized (mInstallLock) { 15687 mInstaller.removeUserDataDirs(volumeUuid, userId); 15688 } 15689 } 15690 } 15691 15692 final UserManager um = mContext.getSystemService(UserManager.class); 15693 for (UserInfo user : um.getUsers()) { 15694 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15695 if (userDir.exists()) continue; 15696 15697 try { 15698 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15699 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15700 } catch (IOException e) { 15701 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15702 } 15703 } 15704 } 15705 15706 /** 15707 * Examine all apps present on given mounted volume, and destroy apps that 15708 * aren't expected, either due to uninstallation or reinstallation on 15709 * another volume. 15710 */ 15711 private void reconcileApps(String volumeUuid) { 15712 final File[] files = FileUtils 15713 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15714 for (File file : files) { 15715 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15716 && !PackageInstallerService.isStageName(file.getName()); 15717 if (!isPackage) { 15718 // Ignore entries which are not packages 15719 continue; 15720 } 15721 15722 boolean destroyApp = false; 15723 String packageName = null; 15724 try { 15725 final PackageLite pkg = PackageParser.parsePackageLite(file, 15726 PackageParser.PARSE_MUST_BE_APK); 15727 packageName = pkg.packageName; 15728 15729 synchronized (mPackages) { 15730 final PackageSetting ps = mSettings.mPackages.get(packageName); 15731 if (ps == null) { 15732 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15733 + volumeUuid + " because we found no install record"); 15734 destroyApp = true; 15735 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15736 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15737 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15738 destroyApp = true; 15739 } 15740 } 15741 15742 } catch (PackageParserException e) { 15743 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15744 destroyApp = true; 15745 } 15746 15747 if (destroyApp) { 15748 synchronized (mInstallLock) { 15749 if (packageName != null) { 15750 removeDataDirsLI(volumeUuid, packageName); 15751 } 15752 if (file.isDirectory()) { 15753 mInstaller.rmPackageDir(file.getAbsolutePath()); 15754 } else { 15755 file.delete(); 15756 } 15757 } 15758 } 15759 } 15760 } 15761 15762 private void unfreezePackage(String packageName) { 15763 synchronized (mPackages) { 15764 final PackageSetting ps = mSettings.mPackages.get(packageName); 15765 if (ps != null) { 15766 ps.frozen = false; 15767 } 15768 } 15769 } 15770 15771 @Override 15772 public int movePackage(final String packageName, final String volumeUuid) { 15773 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15774 15775 final int moveId = mNextMoveId.getAndIncrement(); 15776 try { 15777 movePackageInternal(packageName, volumeUuid, moveId); 15778 } catch (PackageManagerException e) { 15779 Slog.w(TAG, "Failed to move " + packageName, e); 15780 mMoveCallbacks.notifyStatusChanged(moveId, 15781 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15782 } 15783 return moveId; 15784 } 15785 15786 private void movePackageInternal(final String packageName, final String volumeUuid, 15787 final int moveId) throws PackageManagerException { 15788 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15789 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15790 final PackageManager pm = mContext.getPackageManager(); 15791 15792 final boolean currentAsec; 15793 final String currentVolumeUuid; 15794 final File codeFile; 15795 final String installerPackageName; 15796 final String packageAbiOverride; 15797 final int appId; 15798 final String seinfo; 15799 final String label; 15800 15801 // reader 15802 synchronized (mPackages) { 15803 final PackageParser.Package pkg = mPackages.get(packageName); 15804 final PackageSetting ps = mSettings.mPackages.get(packageName); 15805 if (pkg == null || ps == null) { 15806 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15807 } 15808 15809 if (pkg.applicationInfo.isSystemApp()) { 15810 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15811 "Cannot move system application"); 15812 } 15813 15814 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15815 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15816 "Package already moved to " + volumeUuid); 15817 } 15818 15819 final File probe = new File(pkg.codePath); 15820 final File probeOat = new File(probe, "oat"); 15821 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15822 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15823 "Move only supported for modern cluster style installs"); 15824 } 15825 15826 if (ps.frozen) { 15827 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15828 "Failed to move already frozen package"); 15829 } 15830 ps.frozen = true; 15831 15832 currentAsec = pkg.applicationInfo.isForwardLocked() 15833 || pkg.applicationInfo.isExternalAsec(); 15834 currentVolumeUuid = ps.volumeUuid; 15835 codeFile = new File(pkg.codePath); 15836 installerPackageName = ps.installerPackageName; 15837 packageAbiOverride = ps.cpuAbiOverrideString; 15838 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15839 seinfo = pkg.applicationInfo.seinfo; 15840 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15841 } 15842 15843 // Now that we're guarded by frozen state, kill app during move 15844 final long token = Binder.clearCallingIdentity(); 15845 try { 15846 killApplication(packageName, appId, "move pkg"); 15847 } finally { 15848 Binder.restoreCallingIdentity(token); 15849 } 15850 15851 final Bundle extras = new Bundle(); 15852 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15853 extras.putString(Intent.EXTRA_TITLE, label); 15854 mMoveCallbacks.notifyCreated(moveId, extras); 15855 15856 int installFlags; 15857 final boolean moveCompleteApp; 15858 final File measurePath; 15859 15860 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15861 installFlags = INSTALL_INTERNAL; 15862 moveCompleteApp = !currentAsec; 15863 measurePath = Environment.getDataAppDirectory(volumeUuid); 15864 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15865 installFlags = INSTALL_EXTERNAL; 15866 moveCompleteApp = false; 15867 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15868 } else { 15869 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15870 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15871 || !volume.isMountedWritable()) { 15872 unfreezePackage(packageName); 15873 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15874 "Move location not mounted private volume"); 15875 } 15876 15877 Preconditions.checkState(!currentAsec); 15878 15879 installFlags = INSTALL_INTERNAL; 15880 moveCompleteApp = true; 15881 measurePath = Environment.getDataAppDirectory(volumeUuid); 15882 } 15883 15884 final PackageStats stats = new PackageStats(null, -1); 15885 synchronized (mInstaller) { 15886 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15887 unfreezePackage(packageName); 15888 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15889 "Failed to measure package size"); 15890 } 15891 } 15892 15893 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15894 + stats.dataSize); 15895 15896 final long startFreeBytes = measurePath.getFreeSpace(); 15897 final long sizeBytes; 15898 if (moveCompleteApp) { 15899 sizeBytes = stats.codeSize + stats.dataSize; 15900 } else { 15901 sizeBytes = stats.codeSize; 15902 } 15903 15904 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15905 unfreezePackage(packageName); 15906 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15907 "Not enough free space to move"); 15908 } 15909 15910 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15911 15912 final CountDownLatch installedLatch = new CountDownLatch(1); 15913 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15914 @Override 15915 public void onUserActionRequired(Intent intent) throws RemoteException { 15916 throw new IllegalStateException(); 15917 } 15918 15919 @Override 15920 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15921 Bundle extras) throws RemoteException { 15922 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15923 + PackageManager.installStatusToString(returnCode, msg)); 15924 15925 installedLatch.countDown(); 15926 15927 // Regardless of success or failure of the move operation, 15928 // always unfreeze the package 15929 unfreezePackage(packageName); 15930 15931 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15932 switch (status) { 15933 case PackageInstaller.STATUS_SUCCESS: 15934 mMoveCallbacks.notifyStatusChanged(moveId, 15935 PackageManager.MOVE_SUCCEEDED); 15936 break; 15937 case PackageInstaller.STATUS_FAILURE_STORAGE: 15938 mMoveCallbacks.notifyStatusChanged(moveId, 15939 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15940 break; 15941 default: 15942 mMoveCallbacks.notifyStatusChanged(moveId, 15943 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15944 break; 15945 } 15946 } 15947 }; 15948 15949 final MoveInfo move; 15950 if (moveCompleteApp) { 15951 // Kick off a thread to report progress estimates 15952 new Thread() { 15953 @Override 15954 public void run() { 15955 while (true) { 15956 try { 15957 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15958 break; 15959 } 15960 } catch (InterruptedException ignored) { 15961 } 15962 15963 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15964 final int progress = 10 + (int) MathUtils.constrain( 15965 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15966 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15967 } 15968 } 15969 }.start(); 15970 15971 final String dataAppName = codeFile.getName(); 15972 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15973 dataAppName, appId, seinfo); 15974 } else { 15975 move = null; 15976 } 15977 15978 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15979 15980 final Message msg = mHandler.obtainMessage(INIT_COPY); 15981 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15982 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15983 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 15984 mHandler.sendMessage(msg); 15985 } 15986 15987 @Override 15988 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15989 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15990 15991 final int realMoveId = mNextMoveId.getAndIncrement(); 15992 final Bundle extras = new Bundle(); 15993 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15994 mMoveCallbacks.notifyCreated(realMoveId, extras); 15995 15996 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15997 @Override 15998 public void onCreated(int moveId, Bundle extras) { 15999 // Ignored 16000 } 16001 16002 @Override 16003 public void onStatusChanged(int moveId, int status, long estMillis) { 16004 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16005 } 16006 }; 16007 16008 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16009 storage.setPrimaryStorageUuid(volumeUuid, callback); 16010 return realMoveId; 16011 } 16012 16013 @Override 16014 public int getMoveStatus(int moveId) { 16015 mContext.enforceCallingOrSelfPermission( 16016 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16017 return mMoveCallbacks.mLastStatus.get(moveId); 16018 } 16019 16020 @Override 16021 public void registerMoveCallback(IPackageMoveObserver callback) { 16022 mContext.enforceCallingOrSelfPermission( 16023 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16024 mMoveCallbacks.register(callback); 16025 } 16026 16027 @Override 16028 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16029 mContext.enforceCallingOrSelfPermission( 16030 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16031 mMoveCallbacks.unregister(callback); 16032 } 16033 16034 @Override 16035 public boolean setInstallLocation(int loc) { 16036 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16037 null); 16038 if (getInstallLocation() == loc) { 16039 return true; 16040 } 16041 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16042 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16043 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16044 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16045 return true; 16046 } 16047 return false; 16048 } 16049 16050 @Override 16051 public int getInstallLocation() { 16052 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16053 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16054 PackageHelper.APP_INSTALL_AUTO); 16055 } 16056 16057 /** Called by UserManagerService */ 16058 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16059 mDirtyUsers.remove(userHandle); 16060 mSettings.removeUserLPw(userHandle); 16061 mPendingBroadcasts.remove(userHandle); 16062 if (mInstaller != null) { 16063 // Technically, we shouldn't be doing this with the package lock 16064 // held. However, this is very rare, and there is already so much 16065 // other disk I/O going on, that we'll let it slide for now. 16066 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16067 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16068 final String volumeUuid = vol.getFsUuid(); 16069 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16070 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16071 } 16072 } 16073 mUserNeedsBadging.delete(userHandle); 16074 removeUnusedPackagesLILPw(userManager, userHandle); 16075 } 16076 16077 /** 16078 * We're removing userHandle and would like to remove any downloaded packages 16079 * that are no longer in use by any other user. 16080 * @param userHandle the user being removed 16081 */ 16082 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16083 final boolean DEBUG_CLEAN_APKS = false; 16084 int [] users = userManager.getUserIdsLPr(); 16085 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16086 while (psit.hasNext()) { 16087 PackageSetting ps = psit.next(); 16088 if (ps.pkg == null) { 16089 continue; 16090 } 16091 final String packageName = ps.pkg.packageName; 16092 // Skip over if system app 16093 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16094 continue; 16095 } 16096 if (DEBUG_CLEAN_APKS) { 16097 Slog.i(TAG, "Checking package " + packageName); 16098 } 16099 boolean keep = false; 16100 for (int i = 0; i < users.length; i++) { 16101 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16102 keep = true; 16103 if (DEBUG_CLEAN_APKS) { 16104 Slog.i(TAG, " Keeping package " + packageName + " for user " 16105 + users[i]); 16106 } 16107 break; 16108 } 16109 } 16110 if (!keep) { 16111 if (DEBUG_CLEAN_APKS) { 16112 Slog.i(TAG, " Removing package " + packageName); 16113 } 16114 mHandler.post(new Runnable() { 16115 public void run() { 16116 deletePackageX(packageName, userHandle, 0); 16117 } //end run 16118 }); 16119 } 16120 } 16121 } 16122 16123 /** Called by UserManagerService */ 16124 void createNewUserLILPw(int userHandle) { 16125 if (mInstaller != null) { 16126 mInstaller.createUserConfig(userHandle); 16127 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16128 applyFactoryDefaultBrowserLPw(userHandle); 16129 primeDomainVerificationsLPw(userHandle); 16130 } 16131 } 16132 16133 void newUserCreated(final int userHandle) { 16134 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16135 } 16136 16137 @Override 16138 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16139 mContext.enforceCallingOrSelfPermission( 16140 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16141 "Only package verification agents can read the verifier device identity"); 16142 16143 synchronized (mPackages) { 16144 return mSettings.getVerifierDeviceIdentityLPw(); 16145 } 16146 } 16147 16148 @Override 16149 public void setPermissionEnforced(String permission, boolean enforced) { 16150 // TODO: Now that we no longer change GID for storage, this should to away. 16151 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16152 "setPermissionEnforced"); 16153 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16154 synchronized (mPackages) { 16155 if (mSettings.mReadExternalStorageEnforced == null 16156 || mSettings.mReadExternalStorageEnforced != enforced) { 16157 mSettings.mReadExternalStorageEnforced = enforced; 16158 mSettings.writeLPr(); 16159 } 16160 } 16161 // kill any non-foreground processes so we restart them and 16162 // grant/revoke the GID. 16163 final IActivityManager am = ActivityManagerNative.getDefault(); 16164 if (am != null) { 16165 final long token = Binder.clearCallingIdentity(); 16166 try { 16167 am.killProcessesBelowForeground("setPermissionEnforcement"); 16168 } catch (RemoteException e) { 16169 } finally { 16170 Binder.restoreCallingIdentity(token); 16171 } 16172 } 16173 } else { 16174 throw new IllegalArgumentException("No selective enforcement for " + permission); 16175 } 16176 } 16177 16178 @Override 16179 @Deprecated 16180 public boolean isPermissionEnforced(String permission) { 16181 return true; 16182 } 16183 16184 @Override 16185 public boolean isStorageLow() { 16186 final long token = Binder.clearCallingIdentity(); 16187 try { 16188 final DeviceStorageMonitorInternal 16189 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16190 if (dsm != null) { 16191 return dsm.isMemoryLow(); 16192 } else { 16193 return false; 16194 } 16195 } finally { 16196 Binder.restoreCallingIdentity(token); 16197 } 16198 } 16199 16200 @Override 16201 public IPackageInstaller getPackageInstaller() { 16202 return mInstallerService; 16203 } 16204 16205 private boolean userNeedsBadging(int userId) { 16206 int index = mUserNeedsBadging.indexOfKey(userId); 16207 if (index < 0) { 16208 final UserInfo userInfo; 16209 final long token = Binder.clearCallingIdentity(); 16210 try { 16211 userInfo = sUserManager.getUserInfo(userId); 16212 } finally { 16213 Binder.restoreCallingIdentity(token); 16214 } 16215 final boolean b; 16216 if (userInfo != null && userInfo.isManagedProfile()) { 16217 b = true; 16218 } else { 16219 b = false; 16220 } 16221 mUserNeedsBadging.put(userId, b); 16222 return b; 16223 } 16224 return mUserNeedsBadging.valueAt(index); 16225 } 16226 16227 @Override 16228 public KeySet getKeySetByAlias(String packageName, String alias) { 16229 if (packageName == null || alias == null) { 16230 return null; 16231 } 16232 synchronized(mPackages) { 16233 final PackageParser.Package pkg = mPackages.get(packageName); 16234 if (pkg == null) { 16235 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16236 throw new IllegalArgumentException("Unknown package: " + packageName); 16237 } 16238 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16239 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16240 } 16241 } 16242 16243 @Override 16244 public KeySet getSigningKeySet(String packageName) { 16245 if (packageName == null) { 16246 return null; 16247 } 16248 synchronized(mPackages) { 16249 final PackageParser.Package pkg = mPackages.get(packageName); 16250 if (pkg == null) { 16251 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16252 throw new IllegalArgumentException("Unknown package: " + packageName); 16253 } 16254 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16255 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16256 throw new SecurityException("May not access signing KeySet of other apps."); 16257 } 16258 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16259 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16260 } 16261 } 16262 16263 @Override 16264 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16265 if (packageName == null || ks == null) { 16266 return false; 16267 } 16268 synchronized(mPackages) { 16269 final PackageParser.Package pkg = mPackages.get(packageName); 16270 if (pkg == null) { 16271 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16272 throw new IllegalArgumentException("Unknown package: " + packageName); 16273 } 16274 IBinder ksh = ks.getToken(); 16275 if (ksh instanceof KeySetHandle) { 16276 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16277 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16278 } 16279 return false; 16280 } 16281 } 16282 16283 @Override 16284 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16285 if (packageName == null || ks == null) { 16286 return false; 16287 } 16288 synchronized(mPackages) { 16289 final PackageParser.Package pkg = mPackages.get(packageName); 16290 if (pkg == null) { 16291 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16292 throw new IllegalArgumentException("Unknown package: " + packageName); 16293 } 16294 IBinder ksh = ks.getToken(); 16295 if (ksh instanceof KeySetHandle) { 16296 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16297 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16298 } 16299 return false; 16300 } 16301 } 16302 16303 public void getUsageStatsIfNoPackageUsageInfo() { 16304 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16305 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16306 if (usm == null) { 16307 throw new IllegalStateException("UsageStatsManager must be initialized"); 16308 } 16309 long now = System.currentTimeMillis(); 16310 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16311 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16312 String packageName = entry.getKey(); 16313 PackageParser.Package pkg = mPackages.get(packageName); 16314 if (pkg == null) { 16315 continue; 16316 } 16317 UsageStats usage = entry.getValue(); 16318 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16319 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16320 } 16321 } 16322 } 16323 16324 /** 16325 * Check and throw if the given before/after packages would be considered a 16326 * downgrade. 16327 */ 16328 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16329 throws PackageManagerException { 16330 if (after.versionCode < before.mVersionCode) { 16331 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16332 "Update version code " + after.versionCode + " is older than current " 16333 + before.mVersionCode); 16334 } else if (after.versionCode == before.mVersionCode) { 16335 if (after.baseRevisionCode < before.baseRevisionCode) { 16336 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16337 "Update base revision code " + after.baseRevisionCode 16338 + " is older than current " + before.baseRevisionCode); 16339 } 16340 16341 if (!ArrayUtils.isEmpty(after.splitNames)) { 16342 for (int i = 0; i < after.splitNames.length; i++) { 16343 final String splitName = after.splitNames[i]; 16344 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16345 if (j != -1) { 16346 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16347 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16348 "Update split " + splitName + " revision code " 16349 + after.splitRevisionCodes[i] + " is older than current " 16350 + before.splitRevisionCodes[j]); 16351 } 16352 } 16353 } 16354 } 16355 } 16356 } 16357 16358 private static class MoveCallbacks extends Handler { 16359 private static final int MSG_CREATED = 1; 16360 private static final int MSG_STATUS_CHANGED = 2; 16361 16362 private final RemoteCallbackList<IPackageMoveObserver> 16363 mCallbacks = new RemoteCallbackList<>(); 16364 16365 private final SparseIntArray mLastStatus = new SparseIntArray(); 16366 16367 public MoveCallbacks(Looper looper) { 16368 super(looper); 16369 } 16370 16371 public void register(IPackageMoveObserver callback) { 16372 mCallbacks.register(callback); 16373 } 16374 16375 public void unregister(IPackageMoveObserver callback) { 16376 mCallbacks.unregister(callback); 16377 } 16378 16379 @Override 16380 public void handleMessage(Message msg) { 16381 final SomeArgs args = (SomeArgs) msg.obj; 16382 final int n = mCallbacks.beginBroadcast(); 16383 for (int i = 0; i < n; i++) { 16384 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16385 try { 16386 invokeCallback(callback, msg.what, args); 16387 } catch (RemoteException ignored) { 16388 } 16389 } 16390 mCallbacks.finishBroadcast(); 16391 args.recycle(); 16392 } 16393 16394 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16395 throws RemoteException { 16396 switch (what) { 16397 case MSG_CREATED: { 16398 callback.onCreated(args.argi1, (Bundle) args.arg2); 16399 break; 16400 } 16401 case MSG_STATUS_CHANGED: { 16402 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16403 break; 16404 } 16405 } 16406 } 16407 16408 private void notifyCreated(int moveId, Bundle extras) { 16409 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16410 16411 final SomeArgs args = SomeArgs.obtain(); 16412 args.argi1 = moveId; 16413 args.arg2 = extras; 16414 obtainMessage(MSG_CREATED, args).sendToTarget(); 16415 } 16416 16417 private void notifyStatusChanged(int moveId, int status) { 16418 notifyStatusChanged(moveId, status, -1); 16419 } 16420 16421 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16422 Slog.v(TAG, "Move " + moveId + " status " + status); 16423 16424 final SomeArgs args = SomeArgs.obtain(); 16425 args.argi1 = moveId; 16426 args.argi2 = status; 16427 args.arg3 = estMillis; 16428 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16429 16430 synchronized (mLastStatus) { 16431 mLastStatus.put(moveId, status); 16432 } 16433 } 16434 } 16435 16436 private final class OnPermissionChangeListeners extends Handler { 16437 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16438 16439 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16440 new RemoteCallbackList<>(); 16441 16442 public OnPermissionChangeListeners(Looper looper) { 16443 super(looper); 16444 } 16445 16446 @Override 16447 public void handleMessage(Message msg) { 16448 switch (msg.what) { 16449 case MSG_ON_PERMISSIONS_CHANGED: { 16450 final int uid = msg.arg1; 16451 handleOnPermissionsChanged(uid); 16452 } break; 16453 } 16454 } 16455 16456 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16457 mPermissionListeners.register(listener); 16458 16459 } 16460 16461 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16462 mPermissionListeners.unregister(listener); 16463 } 16464 16465 public void onPermissionsChanged(int uid) { 16466 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16467 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16468 } 16469 } 16470 16471 private void handleOnPermissionsChanged(int uid) { 16472 final int count = mPermissionListeners.beginBroadcast(); 16473 try { 16474 for (int i = 0; i < count; i++) { 16475 IOnPermissionsChangeListener callback = mPermissionListeners 16476 .getBroadcastItem(i); 16477 try { 16478 callback.onPermissionsChanged(uid); 16479 } catch (RemoteException e) { 16480 Log.e(TAG, "Permission listener is dead", e); 16481 } 16482 } 16483 } finally { 16484 mPermissionListeners.finishBroadcast(); 16485 } 16486 } 16487 } 16488 16489 private class PackageManagerInternalImpl extends PackageManagerInternal { 16490 @Override 16491 public void setLocationPackagesProvider(PackagesProvider provider) { 16492 synchronized (mPackages) { 16493 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16494 } 16495 } 16496 16497 @Override 16498 public void setImePackagesProvider(PackagesProvider provider) { 16499 synchronized (mPackages) { 16500 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16501 } 16502 } 16503 16504 @Override 16505 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16506 synchronized (mPackages) { 16507 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16508 } 16509 } 16510 16511 @Override 16512 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16513 synchronized (mPackages) { 16514 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16515 } 16516 } 16517 16518 @Override 16519 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16520 synchronized (mPackages) { 16521 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16522 } 16523 } 16524 16525 @Override 16526 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16527 synchronized (mPackages) { 16528 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16529 } 16530 } 16531 16532 @Override 16533 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16534 synchronized (mPackages) { 16535 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16536 } 16537 } 16538 16539 @Override 16540 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16541 synchronized (mPackages) { 16542 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16543 packageName, userId); 16544 } 16545 } 16546 16547 @Override 16548 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16549 synchronized (mPackages) { 16550 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16551 packageName, userId); 16552 } 16553 } 16554 @Override 16555 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16556 synchronized (mPackages) { 16557 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16558 packageName, userId); 16559 } 16560 } 16561 } 16562 16563 @Override 16564 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16565 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16566 synchronized (mPackages) { 16567 final long identity = Binder.clearCallingIdentity(); 16568 try { 16569 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16570 packageNames, userId); 16571 } finally { 16572 Binder.restoreCallingIdentity(identity); 16573 } 16574 } 16575 } 16576 16577 private static void enforceSystemOrPhoneCaller(String tag) { 16578 int callingUid = Binder.getCallingUid(); 16579 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16580 throw new SecurityException( 16581 "Cannot call " + tag + " from UID " + callingUid); 16582 } 16583 } 16584} 16585