PackageManagerService.java revision e1be56cdfff431985ffd931bdd7c001e4c87478d
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.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 60import static android.content.pm.PackageManager.MATCH_ALL; 61import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 62import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 63import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 64import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 65import static android.content.pm.PackageManager.PERMISSION_DENIED; 66import static android.content.pm.PackageManager.PERMISSION_GRANTED; 67import static android.content.pm.PackageParser.isApkFile; 68import static android.os.Process.PACKAGE_INFO_GID; 69import static android.os.Process.SYSTEM_UID; 70import static android.system.OsConstants.O_CREAT; 71import static android.system.OsConstants.O_RDWR; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 73import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 74import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 75import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 76import static com.android.internal.util.ArrayUtils.appendInt; 77import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 78import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 79import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 80import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 81import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 82import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 84import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 85import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 86 87import android.Manifest; 88import android.app.ActivityManager; 89import android.app.ActivityManagerNative; 90import android.app.AppGlobals; 91import android.app.IActivityManager; 92import android.app.admin.IDevicePolicyManager; 93import android.app.backup.IBackupManager; 94import android.app.usage.UsageStats; 95import android.app.usage.UsageStatsManager; 96import android.content.BroadcastReceiver; 97import android.content.ComponentName; 98import android.content.Context; 99import android.content.IIntentReceiver; 100import android.content.Intent; 101import android.content.IntentFilter; 102import android.content.IntentSender; 103import android.content.IntentSender.SendIntentException; 104import android.content.ServiceConnection; 105import android.content.pm.ActivityInfo; 106import android.content.pm.ApplicationInfo; 107import android.content.pm.FeatureInfo; 108import android.content.pm.IOnPermissionsChangeListener; 109import android.content.pm.IPackageDataObserver; 110import android.content.pm.IPackageDeleteObserver; 111import android.content.pm.IPackageDeleteObserver2; 112import android.content.pm.IPackageInstallObserver2; 113import android.content.pm.IPackageInstaller; 114import android.content.pm.IPackageManager; 115import android.content.pm.IPackageMoveObserver; 116import android.content.pm.IPackageStatsObserver; 117import android.content.pm.InstrumentationInfo; 118import android.content.pm.IntentFilterVerificationInfo; 119import android.content.pm.KeySet; 120import android.content.pm.ManifestDigest; 121import android.content.pm.PackageCleanItem; 122import android.content.pm.PackageInfo; 123import android.content.pm.PackageInfoLite; 124import android.content.pm.PackageInstaller; 125import android.content.pm.PackageManager; 126import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 127import android.content.pm.PackageManagerInternal; 128import android.content.pm.PackageParser; 129import android.content.pm.PackageParser.ActivityIntentInfo; 130import android.content.pm.PackageParser.PackageLite; 131import android.content.pm.PackageParser.PackageParserException; 132import android.content.pm.PackageStats; 133import android.content.pm.PackageUserState; 134import android.content.pm.ParceledListSlice; 135import android.content.pm.PermissionGroupInfo; 136import android.content.pm.PermissionInfo; 137import android.content.pm.ProviderInfo; 138import android.content.pm.ResolveInfo; 139import android.content.pm.ServiceInfo; 140import android.content.pm.Signature; 141import android.content.pm.UserInfo; 142import android.content.pm.VerificationParams; 143import android.content.pm.VerifierDeviceIdentity; 144import android.content.pm.VerifierInfo; 145import android.content.res.Resources; 146import android.hardware.display.DisplayManager; 147import android.net.Uri; 148import android.os.Debug; 149import android.os.Binder; 150import android.os.Build; 151import android.os.Bundle; 152import android.os.Environment; 153import android.os.Environment.UserEnvironment; 154import android.os.FileUtils; 155import android.os.Handler; 156import android.os.IBinder; 157import android.os.Looper; 158import android.os.Message; 159import android.os.Parcel; 160import android.os.ParcelFileDescriptor; 161import android.os.Process; 162import android.os.RemoteCallbackList; 163import android.os.RemoteException; 164import android.os.SELinux; 165import android.os.ServiceManager; 166import android.os.SystemClock; 167import android.os.SystemProperties; 168import android.os.UserHandle; 169import android.os.UserManager; 170import android.os.storage.IMountService; 171import android.os.storage.MountServiceInternal; 172import android.os.storage.StorageEventListener; 173import android.os.storage.StorageManager; 174import android.os.storage.VolumeInfo; 175import android.os.storage.VolumeRecord; 176import android.security.KeyStore; 177import android.security.SystemKeyStore; 178import android.system.ErrnoException; 179import android.system.Os; 180import android.system.StructStat; 181import android.text.TextUtils; 182import android.text.format.DateUtils; 183import android.util.ArrayMap; 184import android.util.ArraySet; 185import android.util.AtomicFile; 186import android.util.DisplayMetrics; 187import android.util.EventLog; 188import android.util.ExceptionUtils; 189import android.util.Log; 190import android.util.LogPrinter; 191import android.util.MathUtils; 192import android.util.PrintStreamPrinter; 193import android.util.Slog; 194import android.util.SparseArray; 195import android.util.SparseBooleanArray; 196import android.util.SparseIntArray; 197import android.util.Xml; 198import android.view.Display; 199 200import dalvik.system.DexFile; 201import dalvik.system.VMRuntime; 202 203import libcore.io.IoUtils; 204import libcore.util.EmptyArray; 205 206import com.android.internal.R; 207import com.android.internal.annotations.GuardedBy; 208import com.android.internal.app.IMediaContainerService; 209import com.android.internal.app.ResolverActivity; 210import com.android.internal.content.NativeLibraryHelper; 211import com.android.internal.content.PackageHelper; 212import com.android.internal.os.IParcelFileDescriptorFactory; 213import com.android.internal.os.SomeArgs; 214import com.android.internal.os.Zygote; 215import com.android.internal.util.ArrayUtils; 216import com.android.internal.util.FastPrintWriter; 217import com.android.internal.util.FastXmlSerializer; 218import com.android.internal.util.IndentingPrintWriter; 219import com.android.internal.util.Preconditions; 220import com.android.server.EventLogTags; 221import com.android.server.FgThread; 222import com.android.server.IntentResolver; 223import com.android.server.LocalServices; 224import com.android.server.ServiceThread; 225import com.android.server.SystemConfig; 226import com.android.server.Watchdog; 227import com.android.server.pm.PermissionsState.PermissionState; 228import com.android.server.pm.Settings.DatabaseVersion; 229import com.android.server.pm.Settings.VersionInfo; 230import com.android.server.storage.DeviceStorageMonitorInternal; 231 232import org.xmlpull.v1.XmlPullParser; 233import org.xmlpull.v1.XmlPullParserException; 234import org.xmlpull.v1.XmlSerializer; 235 236import java.io.BufferedInputStream; 237import java.io.BufferedOutputStream; 238import java.io.BufferedReader; 239import java.io.ByteArrayInputStream; 240import java.io.ByteArrayOutputStream; 241import java.io.File; 242import java.io.FileDescriptor; 243import java.io.FileNotFoundException; 244import java.io.FileOutputStream; 245import java.io.FileReader; 246import java.io.FilenameFilter; 247import java.io.IOException; 248import java.io.InputStream; 249import java.io.PrintWriter; 250import java.nio.charset.StandardCharsets; 251import java.security.NoSuchAlgorithmException; 252import java.security.PublicKey; 253import java.security.cert.CertificateEncodingException; 254import java.security.cert.CertificateException; 255import java.text.SimpleDateFormat; 256import java.util.ArrayList; 257import java.util.Arrays; 258import java.util.Collection; 259import java.util.Collections; 260import java.util.Comparator; 261import java.util.Date; 262import java.util.Iterator; 263import java.util.List; 264import java.util.Map; 265import java.util.Objects; 266import java.util.Set; 267import java.util.concurrent.CountDownLatch; 268import java.util.concurrent.TimeUnit; 269import java.util.concurrent.atomic.AtomicBoolean; 270import java.util.concurrent.atomic.AtomicInteger; 271import java.util.concurrent.atomic.AtomicLong; 272 273/** 274 * Keep track of all those .apks everywhere. 275 * 276 * This is very central to the platform's security; please run the unit 277 * tests whenever making modifications here: 278 * 279mmm frameworks/base/tests/AndroidTests 280adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 281adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 282 * 283 * {@hide} 284 */ 285public class PackageManagerService extends IPackageManager.Stub { 286 static final String TAG = "PackageManager"; 287 static final boolean DEBUG_SETTINGS = false; 288 static final boolean DEBUG_PREFERRED = false; 289 static final boolean DEBUG_UPGRADE = false; 290 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 291 private static final boolean DEBUG_BACKUP = false; 292 private static final boolean DEBUG_INSTALL = false; 293 private static final boolean DEBUG_REMOVE = false; 294 private static final boolean DEBUG_BROADCASTS = false; 295 private static final boolean DEBUG_SHOW_INFO = false; 296 private static final boolean DEBUG_PACKAGE_INFO = false; 297 private static final boolean DEBUG_INTENT_MATCHING = false; 298 private static final boolean DEBUG_PACKAGE_SCANNING = false; 299 private static final boolean DEBUG_VERIFY = false; 300 private static final boolean DEBUG_DEXOPT = false; 301 private static final boolean DEBUG_ABI_SELECTION = false; 302 303 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 304 305 private static final int RADIO_UID = Process.PHONE_UID; 306 private static final int LOG_UID = Process.LOG_UID; 307 private static final int NFC_UID = Process.NFC_UID; 308 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 309 private static final int SHELL_UID = Process.SHELL_UID; 310 311 // Cap the size of permission trees that 3rd party apps can define 312 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 313 314 // Suffix used during package installation when copying/moving 315 // package apks to install directory. 316 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 317 318 static final int SCAN_NO_DEX = 1<<1; 319 static final int SCAN_FORCE_DEX = 1<<2; 320 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 321 static final int SCAN_NEW_INSTALL = 1<<4; 322 static final int SCAN_NO_PATHS = 1<<5; 323 static final int SCAN_UPDATE_TIME = 1<<6; 324 static final int SCAN_DEFER_DEX = 1<<7; 325 static final int SCAN_BOOTING = 1<<8; 326 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 327 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 328 static final int SCAN_REPLACING = 1<<11; 329 static final int SCAN_REQUIRE_KNOWN = 1<<12; 330 static final int SCAN_MOVE = 1<<13; 331 static final int SCAN_INITIAL = 1<<14; 332 333 static final int REMOVE_CHATTY = 1<<16; 334 335 private static final int[] EMPTY_INT_ARRAY = new int[0]; 336 337 /** 338 * Timeout (in milliseconds) after which the watchdog should declare that 339 * our handler thread is wedged. The usual default for such things is one 340 * minute but we sometimes do very lengthy I/O operations on this thread, 341 * such as installing multi-gigabyte applications, so ours needs to be longer. 342 */ 343 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 344 345 /** 346 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 347 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 348 * settings entry if available, otherwise we use the hardcoded default. If it's been 349 * more than this long since the last fstrim, we force one during the boot sequence. 350 * 351 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 352 * one gets run at the next available charging+idle time. This final mandatory 353 * no-fstrim check kicks in only of the other scheduling criteria is never met. 354 */ 355 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 356 357 /** 358 * Whether verification is enabled by default. 359 */ 360 private static final boolean DEFAULT_VERIFY_ENABLE = true; 361 362 /** 363 * The default maximum time to wait for the verification agent to return in 364 * milliseconds. 365 */ 366 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 367 368 /** 369 * The default response for package verification timeout. 370 * 371 * This can be either PackageManager.VERIFICATION_ALLOW or 372 * PackageManager.VERIFICATION_REJECT. 373 */ 374 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 375 376 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 377 378 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 379 DEFAULT_CONTAINER_PACKAGE, 380 "com.android.defcontainer.DefaultContainerService"); 381 382 private static final String KILL_APP_REASON_GIDS_CHANGED = 383 "permission grant or revoke changed gids"; 384 385 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 386 "permissions revoked"; 387 388 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 389 390 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 391 392 /** Permission grant: not grant the permission. */ 393 private static final int GRANT_DENIED = 1; 394 395 /** Permission grant: grant the permission as an install permission. */ 396 private static final int GRANT_INSTALL = 2; 397 398 /** Permission grant: grant the permission as an install permission for a legacy app. */ 399 private static final int GRANT_INSTALL_LEGACY = 3; 400 401 /** Permission grant: grant the permission as a runtime one. */ 402 private static final int GRANT_RUNTIME = 4; 403 404 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 405 private static final int GRANT_UPGRADE = 5; 406 407 /** Canonical intent used to identify what counts as a "web browser" app */ 408 private static final Intent sBrowserIntent; 409 static { 410 sBrowserIntent = new Intent(); 411 sBrowserIntent.setAction(Intent.ACTION_VIEW); 412 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 413 sBrowserIntent.setData(Uri.parse("http:")); 414 } 415 416 final ServiceThread mHandlerThread; 417 418 final PackageHandler mHandler; 419 420 /** 421 * Messages for {@link #mHandler} that need to wait for system ready before 422 * being dispatched. 423 */ 424 private ArrayList<Message> mPostSystemReadyMessages; 425 426 final int mSdkVersion = Build.VERSION.SDK_INT; 427 428 final Context mContext; 429 final boolean mFactoryTest; 430 final boolean mOnlyCore; 431 final boolean mLazyDexOpt; 432 final long mDexOptLRUThresholdInMills; 433 final DisplayMetrics mMetrics; 434 final int mDefParseFlags; 435 final String[] mSeparateProcesses; 436 final boolean mIsUpgrade; 437 438 // This is where all application persistent data goes. 439 final File mAppDataDir; 440 441 // This is where all application persistent data goes for secondary users. 442 final File mUserAppDataDir; 443 444 /** The location for ASEC container files on internal storage. */ 445 final String mAsecInternalPath; 446 447 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 448 // LOCK HELD. Can be called with mInstallLock held. 449 @GuardedBy("mInstallLock") 450 final Installer mInstaller; 451 452 /** Directory where installed third-party apps stored */ 453 final File mAppInstallDir; 454 455 /** 456 * Directory to which applications installed internally have their 457 * 32 bit native libraries copied. 458 */ 459 private File mAppLib32InstallDir; 460 461 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 462 // apps. 463 final File mDrmAppPrivateInstallDir; 464 465 // ---------------------------------------------------------------- 466 467 // Lock for state used when installing and doing other long running 468 // operations. Methods that must be called with this lock held have 469 // the suffix "LI". 470 final Object mInstallLock = new Object(); 471 472 // ---------------------------------------------------------------- 473 474 // Keys are String (package name), values are Package. This also serves 475 // as the lock for the global state. Methods that must be called with 476 // this lock held have the prefix "LP". 477 @GuardedBy("mPackages") 478 final ArrayMap<String, PackageParser.Package> mPackages = 479 new ArrayMap<String, PackageParser.Package>(); 480 481 // Tracks available target package names -> overlay package paths. 482 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 483 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 484 485 /** 486 * Tracks new system packages [received in an OTA] that we expect to 487 * find updated user-installed versions. Keys are package name, values 488 * are package location. 489 */ 490 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 491 492 /** 493 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 494 */ 495 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 496 /** 497 * Whether or not system app permissions should be promoted from install to runtime. 498 */ 499 boolean mPromoteSystemApps; 500 501 final Settings mSettings; 502 boolean mRestoredSettings; 503 504 // System configuration read by SystemConfig. 505 final int[] mGlobalGids; 506 final SparseArray<ArraySet<String>> mSystemPermissions; 507 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 508 509 // If mac_permissions.xml was found for seinfo labeling. 510 boolean mFoundPolicyFile; 511 512 // If a recursive restorecon of /data/data/<pkg> is needed. 513 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 514 515 public static final class SharedLibraryEntry { 516 public final String path; 517 public final String apk; 518 519 SharedLibraryEntry(String _path, String _apk) { 520 path = _path; 521 apk = _apk; 522 } 523 } 524 525 // Currently known shared libraries. 526 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 527 new ArrayMap<String, SharedLibraryEntry>(); 528 529 // All available activities, for your resolving pleasure. 530 final ActivityIntentResolver mActivities = 531 new ActivityIntentResolver(); 532 533 // All available receivers, for your resolving pleasure. 534 final ActivityIntentResolver mReceivers = 535 new ActivityIntentResolver(); 536 537 // All available services, for your resolving pleasure. 538 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 539 540 // All available providers, for your resolving pleasure. 541 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 542 543 // Mapping from provider base names (first directory in content URI codePath) 544 // to the provider information. 545 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 546 new ArrayMap<String, PackageParser.Provider>(); 547 548 // Mapping from instrumentation class names to info about them. 549 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 550 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 551 552 // Mapping from permission names to info about them. 553 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 554 new ArrayMap<String, PackageParser.PermissionGroup>(); 555 556 // Packages whose data we have transfered into another package, thus 557 // should no longer exist. 558 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 559 560 // Broadcast actions that are only available to the system. 561 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 562 563 /** List of packages waiting for verification. */ 564 final SparseArray<PackageVerificationState> mPendingVerification 565 = new SparseArray<PackageVerificationState>(); 566 567 /** Set of packages associated with each app op permission. */ 568 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 569 570 final PackageInstallerService mInstallerService; 571 572 private final PackageDexOptimizer mPackageDexOptimizer; 573 574 private AtomicInteger mNextMoveId = new AtomicInteger(); 575 private final MoveCallbacks mMoveCallbacks; 576 577 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 578 579 // Cache of users who need badging. 580 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 581 582 /** Token for keys in mPendingVerification. */ 583 private int mPendingVerificationToken = 0; 584 585 volatile boolean mSystemReady; 586 volatile boolean mSafeMode; 587 volatile boolean mHasSystemUidErrors; 588 589 ApplicationInfo mAndroidApplication; 590 final ActivityInfo mResolveActivity = new ActivityInfo(); 591 final ResolveInfo mResolveInfo = new ResolveInfo(); 592 ComponentName mResolveComponentName; 593 PackageParser.Package mPlatformPackage; 594 ComponentName mCustomResolverComponentName; 595 596 boolean mResolverReplaced = false; 597 598 private final ComponentName mIntentFilterVerifierComponent; 599 private int mIntentFilterVerificationToken = 0; 600 601 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 602 = new SparseArray<IntentFilterVerificationState>(); 603 604 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 605 new DefaultPermissionGrantPolicy(this); 606 607 private static class IFVerificationParams { 608 PackageParser.Package pkg; 609 boolean replacing; 610 int userId; 611 int verifierUid; 612 613 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 614 int _userId, int _verifierUid) { 615 pkg = _pkg; 616 replacing = _replacing; 617 userId = _userId; 618 replacing = _replacing; 619 verifierUid = _verifierUid; 620 } 621 } 622 623 private interface IntentFilterVerifier<T extends IntentFilter> { 624 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 625 T filter, String packageName); 626 void startVerifications(int userId); 627 void receiveVerificationResponse(int verificationId); 628 } 629 630 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 631 private Context mContext; 632 private ComponentName mIntentFilterVerifierComponent; 633 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 634 635 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 636 mContext = context; 637 mIntentFilterVerifierComponent = verifierComponent; 638 } 639 640 private String getDefaultScheme() { 641 return IntentFilter.SCHEME_HTTPS; 642 } 643 644 @Override 645 public void startVerifications(int userId) { 646 // Launch verifications requests 647 int count = mCurrentIntentFilterVerifications.size(); 648 for (int n=0; n<count; n++) { 649 int verificationId = mCurrentIntentFilterVerifications.get(n); 650 final IntentFilterVerificationState ivs = 651 mIntentFilterVerificationStates.get(verificationId); 652 653 String packageName = ivs.getPackageName(); 654 655 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 656 final int filterCount = filters.size(); 657 ArraySet<String> domainsSet = new ArraySet<>(); 658 for (int m=0; m<filterCount; m++) { 659 PackageParser.ActivityIntentInfo filter = filters.get(m); 660 domainsSet.addAll(filter.getHostsList()); 661 } 662 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 663 synchronized (mPackages) { 664 if (mSettings.createIntentFilterVerificationIfNeededLPw( 665 packageName, domainsList) != null) { 666 scheduleWriteSettingsLocked(); 667 } 668 } 669 sendVerificationRequest(userId, verificationId, ivs); 670 } 671 mCurrentIntentFilterVerifications.clear(); 672 } 673 674 private void sendVerificationRequest(int userId, int verificationId, 675 IntentFilterVerificationState ivs) { 676 677 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 678 verificationIntent.putExtra( 679 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 680 verificationId); 681 verificationIntent.putExtra( 682 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 683 getDefaultScheme()); 684 verificationIntent.putExtra( 685 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 686 ivs.getHostsString()); 687 verificationIntent.putExtra( 688 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 689 ivs.getPackageName()); 690 verificationIntent.setComponent(mIntentFilterVerifierComponent); 691 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 692 693 UserHandle user = new UserHandle(userId); 694 mContext.sendBroadcastAsUser(verificationIntent, user); 695 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 696 "Sending IntentFilter verification broadcast"); 697 } 698 699 public void receiveVerificationResponse(int verificationId) { 700 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 701 702 final boolean verified = ivs.isVerified(); 703 704 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 705 final int count = filters.size(); 706 if (DEBUG_DOMAIN_VERIFICATION) { 707 Slog.i(TAG, "Received verification response " + verificationId 708 + " for " + count + " filters, verified=" + verified); 709 } 710 for (int n=0; n<count; n++) { 711 PackageParser.ActivityIntentInfo filter = filters.get(n); 712 filter.setVerified(verified); 713 714 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 715 + " verified with result:" + verified + " and hosts:" 716 + ivs.getHostsString()); 717 } 718 719 mIntentFilterVerificationStates.remove(verificationId); 720 721 final String packageName = ivs.getPackageName(); 722 IntentFilterVerificationInfo ivi = null; 723 724 synchronized (mPackages) { 725 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 726 } 727 if (ivi == null) { 728 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 729 + verificationId + " packageName:" + packageName); 730 return; 731 } 732 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 733 "Updating IntentFilterVerificationInfo for package " + packageName 734 +" verificationId:" + verificationId); 735 736 synchronized (mPackages) { 737 if (verified) { 738 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 739 } else { 740 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 741 } 742 scheduleWriteSettingsLocked(); 743 744 final int userId = ivs.getUserId(); 745 if (userId != UserHandle.USER_ALL) { 746 final int userStatus = 747 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 748 749 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 750 boolean needUpdate = false; 751 752 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 753 // already been set by the User thru the Disambiguation dialog 754 switch (userStatus) { 755 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 756 if (verified) { 757 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 758 } else { 759 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 760 } 761 needUpdate = true; 762 break; 763 764 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 765 if (verified) { 766 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 767 needUpdate = true; 768 } 769 break; 770 771 default: 772 // Nothing to do 773 } 774 775 if (needUpdate) { 776 mSettings.updateIntentFilterVerificationStatusLPw( 777 packageName, updatedStatus, userId); 778 scheduleWritePackageRestrictionsLocked(userId); 779 } 780 } 781 } 782 } 783 784 @Override 785 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 786 ActivityIntentInfo filter, String packageName) { 787 if (!hasValidDomains(filter)) { 788 return false; 789 } 790 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 791 if (ivs == null) { 792 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 793 packageName); 794 } 795 if (DEBUG_DOMAIN_VERIFICATION) { 796 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 797 } 798 ivs.addFilter(filter); 799 return true; 800 } 801 802 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 803 int userId, int verificationId, String packageName) { 804 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 805 verifierUid, userId, packageName); 806 ivs.setPendingState(); 807 synchronized (mPackages) { 808 mIntentFilterVerificationStates.append(verificationId, ivs); 809 mCurrentIntentFilterVerifications.add(verificationId); 810 } 811 return ivs; 812 } 813 } 814 815 private static boolean hasValidDomains(ActivityIntentInfo filter) { 816 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 817 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 818 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 819 } 820 821 private IntentFilterVerifier mIntentFilterVerifier; 822 823 // Set of pending broadcasts for aggregating enable/disable of components. 824 static class PendingPackageBroadcasts { 825 // for each user id, a map of <package name -> components within that package> 826 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 827 828 public PendingPackageBroadcasts() { 829 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 830 } 831 832 public ArrayList<String> get(int userId, String packageName) { 833 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 834 return packages.get(packageName); 835 } 836 837 public void put(int userId, String packageName, ArrayList<String> components) { 838 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 839 packages.put(packageName, components); 840 } 841 842 public void remove(int userId, String packageName) { 843 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 844 if (packages != null) { 845 packages.remove(packageName); 846 } 847 } 848 849 public void remove(int userId) { 850 mUidMap.remove(userId); 851 } 852 853 public int userIdCount() { 854 return mUidMap.size(); 855 } 856 857 public int userIdAt(int n) { 858 return mUidMap.keyAt(n); 859 } 860 861 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 862 return mUidMap.get(userId); 863 } 864 865 public int size() { 866 // total number of pending broadcast entries across all userIds 867 int num = 0; 868 for (int i = 0; i< mUidMap.size(); i++) { 869 num += mUidMap.valueAt(i).size(); 870 } 871 return num; 872 } 873 874 public void clear() { 875 mUidMap.clear(); 876 } 877 878 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 879 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 880 if (map == null) { 881 map = new ArrayMap<String, ArrayList<String>>(); 882 mUidMap.put(userId, map); 883 } 884 return map; 885 } 886 } 887 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 888 889 // Service Connection to remote media container service to copy 890 // package uri's from external media onto secure containers 891 // or internal storage. 892 private IMediaContainerService mContainerService = null; 893 894 static final int SEND_PENDING_BROADCAST = 1; 895 static final int MCS_BOUND = 3; 896 static final int END_COPY = 4; 897 static final int INIT_COPY = 5; 898 static final int MCS_UNBIND = 6; 899 static final int START_CLEANING_PACKAGE = 7; 900 static final int FIND_INSTALL_LOC = 8; 901 static final int POST_INSTALL = 9; 902 static final int MCS_RECONNECT = 10; 903 static final int MCS_GIVE_UP = 11; 904 static final int UPDATED_MEDIA_STATUS = 12; 905 static final int WRITE_SETTINGS = 13; 906 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 907 static final int PACKAGE_VERIFIED = 15; 908 static final int CHECK_PENDING_VERIFICATION = 16; 909 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 910 static final int INTENT_FILTER_VERIFIED = 18; 911 912 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 913 914 // Delay time in millisecs 915 static final int BROADCAST_DELAY = 10 * 1000; 916 917 static UserManagerService sUserManager; 918 919 // Stores a list of users whose package restrictions file needs to be updated 920 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 921 922 final private DefaultContainerConnection mDefContainerConn = 923 new DefaultContainerConnection(); 924 class DefaultContainerConnection implements ServiceConnection { 925 public void onServiceConnected(ComponentName name, IBinder service) { 926 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 927 IMediaContainerService imcs = 928 IMediaContainerService.Stub.asInterface(service); 929 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 930 } 931 932 public void onServiceDisconnected(ComponentName name) { 933 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 934 } 935 } 936 937 // Recordkeeping of restore-after-install operations that are currently in flight 938 // between the Package Manager and the Backup Manager 939 class PostInstallData { 940 public InstallArgs args; 941 public PackageInstalledInfo res; 942 943 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 944 args = _a; 945 res = _r; 946 } 947 } 948 949 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 950 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 951 952 // XML tags for backup/restore of various bits of state 953 private static final String TAG_PREFERRED_BACKUP = "pa"; 954 private static final String TAG_DEFAULT_APPS = "da"; 955 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 956 957 final String mRequiredVerifierPackage; 958 final String mRequiredInstallerPackage; 959 960 private final PackageUsage mPackageUsage = new PackageUsage(); 961 962 private class PackageUsage { 963 private static final int WRITE_INTERVAL 964 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 965 966 private final Object mFileLock = new Object(); 967 private final AtomicLong mLastWritten = new AtomicLong(0); 968 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 969 970 private boolean mIsHistoricalPackageUsageAvailable = true; 971 972 boolean isHistoricalPackageUsageAvailable() { 973 return mIsHistoricalPackageUsageAvailable; 974 } 975 976 void write(boolean force) { 977 if (force) { 978 writeInternal(); 979 return; 980 } 981 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 982 && !DEBUG_DEXOPT) { 983 return; 984 } 985 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 986 new Thread("PackageUsage_DiskWriter") { 987 @Override 988 public void run() { 989 try { 990 writeInternal(); 991 } finally { 992 mBackgroundWriteRunning.set(false); 993 } 994 } 995 }.start(); 996 } 997 } 998 999 private void writeInternal() { 1000 synchronized (mPackages) { 1001 synchronized (mFileLock) { 1002 AtomicFile file = getFile(); 1003 FileOutputStream f = null; 1004 try { 1005 f = file.startWrite(); 1006 BufferedOutputStream out = new BufferedOutputStream(f); 1007 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1008 StringBuilder sb = new StringBuilder(); 1009 for (PackageParser.Package pkg : mPackages.values()) { 1010 if (pkg.mLastPackageUsageTimeInMills == 0) { 1011 continue; 1012 } 1013 sb.setLength(0); 1014 sb.append(pkg.packageName); 1015 sb.append(' '); 1016 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1017 sb.append('\n'); 1018 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1019 } 1020 out.flush(); 1021 file.finishWrite(f); 1022 } catch (IOException e) { 1023 if (f != null) { 1024 file.failWrite(f); 1025 } 1026 Log.e(TAG, "Failed to write package usage times", e); 1027 } 1028 } 1029 } 1030 mLastWritten.set(SystemClock.elapsedRealtime()); 1031 } 1032 1033 void readLP() { 1034 synchronized (mFileLock) { 1035 AtomicFile file = getFile(); 1036 BufferedInputStream in = null; 1037 try { 1038 in = new BufferedInputStream(file.openRead()); 1039 StringBuffer sb = new StringBuffer(); 1040 while (true) { 1041 String packageName = readToken(in, sb, ' '); 1042 if (packageName == null) { 1043 break; 1044 } 1045 String timeInMillisString = readToken(in, sb, '\n'); 1046 if (timeInMillisString == null) { 1047 throw new IOException("Failed to find last usage time for package " 1048 + packageName); 1049 } 1050 PackageParser.Package pkg = mPackages.get(packageName); 1051 if (pkg == null) { 1052 continue; 1053 } 1054 long timeInMillis; 1055 try { 1056 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1057 } catch (NumberFormatException e) { 1058 throw new IOException("Failed to parse " + timeInMillisString 1059 + " as a long.", e); 1060 } 1061 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1062 } 1063 } catch (FileNotFoundException expected) { 1064 mIsHistoricalPackageUsageAvailable = false; 1065 } catch (IOException e) { 1066 Log.w(TAG, "Failed to read package usage times", e); 1067 } finally { 1068 IoUtils.closeQuietly(in); 1069 } 1070 } 1071 mLastWritten.set(SystemClock.elapsedRealtime()); 1072 } 1073 1074 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1075 throws IOException { 1076 sb.setLength(0); 1077 while (true) { 1078 int ch = in.read(); 1079 if (ch == -1) { 1080 if (sb.length() == 0) { 1081 return null; 1082 } 1083 throw new IOException("Unexpected EOF"); 1084 } 1085 if (ch == endOfToken) { 1086 return sb.toString(); 1087 } 1088 sb.append((char)ch); 1089 } 1090 } 1091 1092 private AtomicFile getFile() { 1093 File dataDir = Environment.getDataDirectory(); 1094 File systemDir = new File(dataDir, "system"); 1095 File fname = new File(systemDir, "package-usage.list"); 1096 return new AtomicFile(fname); 1097 } 1098 } 1099 1100 class PackageHandler extends Handler { 1101 private boolean mBound = false; 1102 final ArrayList<HandlerParams> mPendingInstalls = 1103 new ArrayList<HandlerParams>(); 1104 1105 private boolean connectToService() { 1106 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1107 " DefaultContainerService"); 1108 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1109 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1110 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1111 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1112 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1113 mBound = true; 1114 return true; 1115 } 1116 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1117 return false; 1118 } 1119 1120 private void disconnectService() { 1121 mContainerService = null; 1122 mBound = false; 1123 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1124 mContext.unbindService(mDefContainerConn); 1125 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1126 } 1127 1128 PackageHandler(Looper looper) { 1129 super(looper); 1130 } 1131 1132 public void handleMessage(Message msg) { 1133 try { 1134 doHandleMessage(msg); 1135 } finally { 1136 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1137 } 1138 } 1139 1140 void doHandleMessage(Message msg) { 1141 switch (msg.what) { 1142 case INIT_COPY: { 1143 HandlerParams params = (HandlerParams) msg.obj; 1144 int idx = mPendingInstalls.size(); 1145 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1146 // If a bind was already initiated we dont really 1147 // need to do anything. The pending install 1148 // will be processed later on. 1149 if (!mBound) { 1150 // If this is the only one pending we might 1151 // have to bind to the service again. 1152 if (!connectToService()) { 1153 Slog.e(TAG, "Failed to bind to media container service"); 1154 params.serviceError(); 1155 return; 1156 } else { 1157 // Once we bind to the service, the first 1158 // pending request will be processed. 1159 mPendingInstalls.add(idx, params); 1160 } 1161 } else { 1162 mPendingInstalls.add(idx, params); 1163 // Already bound to the service. Just make 1164 // sure we trigger off processing the first request. 1165 if (idx == 0) { 1166 mHandler.sendEmptyMessage(MCS_BOUND); 1167 } 1168 } 1169 break; 1170 } 1171 case MCS_BOUND: { 1172 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1173 if (msg.obj != null) { 1174 mContainerService = (IMediaContainerService) msg.obj; 1175 } 1176 if (mContainerService == null) { 1177 if (!mBound) { 1178 // Something seriously wrong since we are not bound and we are not 1179 // waiting for connection. Bail out. 1180 Slog.e(TAG, "Cannot bind to media container service"); 1181 for (HandlerParams params : mPendingInstalls) { 1182 // Indicate service bind error 1183 params.serviceError(); 1184 } 1185 mPendingInstalls.clear(); 1186 } else { 1187 Slog.w(TAG, "Waiting to connect to media container service"); 1188 } 1189 } else if (mPendingInstalls.size() > 0) { 1190 HandlerParams params = mPendingInstalls.get(0); 1191 if (params != null) { 1192 if (params.startCopy()) { 1193 // We are done... look for more work or to 1194 // go idle. 1195 if (DEBUG_SD_INSTALL) Log.i(TAG, 1196 "Checking for more work or unbind..."); 1197 // Delete pending install 1198 if (mPendingInstalls.size() > 0) { 1199 mPendingInstalls.remove(0); 1200 } 1201 if (mPendingInstalls.size() == 0) { 1202 if (mBound) { 1203 if (DEBUG_SD_INSTALL) Log.i(TAG, 1204 "Posting delayed MCS_UNBIND"); 1205 removeMessages(MCS_UNBIND); 1206 Message ubmsg = obtainMessage(MCS_UNBIND); 1207 // Unbind after a little delay, to avoid 1208 // continual thrashing. 1209 sendMessageDelayed(ubmsg, 10000); 1210 } 1211 } else { 1212 // There are more pending requests in queue. 1213 // Just post MCS_BOUND message to trigger processing 1214 // of next pending install. 1215 if (DEBUG_SD_INSTALL) Log.i(TAG, 1216 "Posting MCS_BOUND for next work"); 1217 mHandler.sendEmptyMessage(MCS_BOUND); 1218 } 1219 } 1220 } 1221 } else { 1222 // Should never happen ideally. 1223 Slog.w(TAG, "Empty queue"); 1224 } 1225 break; 1226 } 1227 case MCS_RECONNECT: { 1228 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1229 if (mPendingInstalls.size() > 0) { 1230 if (mBound) { 1231 disconnectService(); 1232 } 1233 if (!connectToService()) { 1234 Slog.e(TAG, "Failed to bind to media container service"); 1235 for (HandlerParams params : mPendingInstalls) { 1236 // Indicate service bind error 1237 params.serviceError(); 1238 } 1239 mPendingInstalls.clear(); 1240 } 1241 } 1242 break; 1243 } 1244 case MCS_UNBIND: { 1245 // If there is no actual work left, then time to unbind. 1246 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1247 1248 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1249 if (mBound) { 1250 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1251 1252 disconnectService(); 1253 } 1254 } else if (mPendingInstalls.size() > 0) { 1255 // There are more pending requests in queue. 1256 // Just post MCS_BOUND message to trigger processing 1257 // of next pending install. 1258 mHandler.sendEmptyMessage(MCS_BOUND); 1259 } 1260 1261 break; 1262 } 1263 case MCS_GIVE_UP: { 1264 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1265 mPendingInstalls.remove(0); 1266 break; 1267 } 1268 case SEND_PENDING_BROADCAST: { 1269 String packages[]; 1270 ArrayList<String> components[]; 1271 int size = 0; 1272 int uids[]; 1273 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1274 synchronized (mPackages) { 1275 if (mPendingBroadcasts == null) { 1276 return; 1277 } 1278 size = mPendingBroadcasts.size(); 1279 if (size <= 0) { 1280 // Nothing to be done. Just return 1281 return; 1282 } 1283 packages = new String[size]; 1284 components = new ArrayList[size]; 1285 uids = new int[size]; 1286 int i = 0; // filling out the above arrays 1287 1288 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1289 int packageUserId = mPendingBroadcasts.userIdAt(n); 1290 Iterator<Map.Entry<String, ArrayList<String>>> it 1291 = mPendingBroadcasts.packagesForUserId(packageUserId) 1292 .entrySet().iterator(); 1293 while (it.hasNext() && i < size) { 1294 Map.Entry<String, ArrayList<String>> ent = it.next(); 1295 packages[i] = ent.getKey(); 1296 components[i] = ent.getValue(); 1297 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1298 uids[i] = (ps != null) 1299 ? UserHandle.getUid(packageUserId, ps.appId) 1300 : -1; 1301 i++; 1302 } 1303 } 1304 size = i; 1305 mPendingBroadcasts.clear(); 1306 } 1307 // Send broadcasts 1308 for (int i = 0; i < size; i++) { 1309 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1310 } 1311 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1312 break; 1313 } 1314 case START_CLEANING_PACKAGE: { 1315 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1316 final String packageName = (String)msg.obj; 1317 final int userId = msg.arg1; 1318 final boolean andCode = msg.arg2 != 0; 1319 synchronized (mPackages) { 1320 if (userId == UserHandle.USER_ALL) { 1321 int[] users = sUserManager.getUserIds(); 1322 for (int user : users) { 1323 mSettings.addPackageToCleanLPw( 1324 new PackageCleanItem(user, packageName, andCode)); 1325 } 1326 } else { 1327 mSettings.addPackageToCleanLPw( 1328 new PackageCleanItem(userId, packageName, andCode)); 1329 } 1330 } 1331 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1332 startCleaningPackages(); 1333 } break; 1334 case POST_INSTALL: { 1335 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1336 PostInstallData data = mRunningInstalls.get(msg.arg1); 1337 mRunningInstalls.delete(msg.arg1); 1338 boolean deleteOld = false; 1339 1340 if (data != null) { 1341 InstallArgs args = data.args; 1342 PackageInstalledInfo res = data.res; 1343 1344 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1345 final String packageName = res.pkg.applicationInfo.packageName; 1346 res.removedInfo.sendBroadcast(false, true, false); 1347 Bundle extras = new Bundle(1); 1348 extras.putInt(Intent.EXTRA_UID, res.uid); 1349 1350 // Now that we successfully installed the package, grant runtime 1351 // permissions if requested before broadcasting the install. 1352 if ((args.installFlags 1353 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1354 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1355 args.installGrantPermissions); 1356 } 1357 1358 // Determine the set of users who are adding this 1359 // package for the first time vs. those who are seeing 1360 // an update. 1361 int[] firstUsers; 1362 int[] updateUsers = new int[0]; 1363 if (res.origUsers == null || res.origUsers.length == 0) { 1364 firstUsers = res.newUsers; 1365 } else { 1366 firstUsers = new int[0]; 1367 for (int i=0; i<res.newUsers.length; i++) { 1368 int user = res.newUsers[i]; 1369 boolean isNew = true; 1370 for (int j=0; j<res.origUsers.length; j++) { 1371 if (res.origUsers[j] == user) { 1372 isNew = false; 1373 break; 1374 } 1375 } 1376 if (isNew) { 1377 int[] newFirst = new int[firstUsers.length+1]; 1378 System.arraycopy(firstUsers, 0, newFirst, 0, 1379 firstUsers.length); 1380 newFirst[firstUsers.length] = user; 1381 firstUsers = newFirst; 1382 } else { 1383 int[] newUpdate = new int[updateUsers.length+1]; 1384 System.arraycopy(updateUsers, 0, newUpdate, 0, 1385 updateUsers.length); 1386 newUpdate[updateUsers.length] = user; 1387 updateUsers = newUpdate; 1388 } 1389 } 1390 } 1391 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1392 packageName, extras, null, null, firstUsers); 1393 final boolean update = res.removedInfo.removedPackage != null; 1394 if (update) { 1395 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1396 } 1397 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1398 packageName, extras, null, null, updateUsers); 1399 if (update) { 1400 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1401 packageName, extras, null, null, updateUsers); 1402 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1403 null, null, packageName, null, updateUsers); 1404 1405 // treat asec-hosted packages like removable media on upgrade 1406 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1407 if (DEBUG_INSTALL) { 1408 Slog.i(TAG, "upgrading pkg " + res.pkg 1409 + " is ASEC-hosted -> AVAILABLE"); 1410 } 1411 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1412 ArrayList<String> pkgList = new ArrayList<String>(1); 1413 pkgList.add(packageName); 1414 sendResourcesChangedBroadcast(true, true, 1415 pkgList,uidArray, null); 1416 } 1417 } 1418 if (res.removedInfo.args != null) { 1419 // Remove the replaced package's older resources safely now 1420 deleteOld = true; 1421 } 1422 1423 // If this app is a browser and it's newly-installed for some 1424 // users, clear any default-browser state in those users 1425 if (firstUsers.length > 0) { 1426 // the app's nature doesn't depend on the user, so we can just 1427 // check its browser nature in any user and generalize. 1428 if (packageIsBrowser(packageName, firstUsers[0])) { 1429 synchronized (mPackages) { 1430 for (int userId : firstUsers) { 1431 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1432 } 1433 } 1434 } 1435 } 1436 // Log current value of "unknown sources" setting 1437 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1438 getUnknownSourcesSettings()); 1439 } 1440 // Force a gc to clear up things 1441 Runtime.getRuntime().gc(); 1442 // We delete after a gc for applications on sdcard. 1443 if (deleteOld) { 1444 synchronized (mInstallLock) { 1445 res.removedInfo.args.doPostDeleteLI(true); 1446 } 1447 } 1448 if (args.observer != null) { 1449 try { 1450 Bundle extras = extrasForInstallResult(res); 1451 args.observer.onPackageInstalled(res.name, res.returnCode, 1452 res.returnMsg, extras); 1453 } catch (RemoteException e) { 1454 Slog.i(TAG, "Observer no longer exists."); 1455 } 1456 } 1457 } else { 1458 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1459 } 1460 } break; 1461 case UPDATED_MEDIA_STATUS: { 1462 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1463 boolean reportStatus = msg.arg1 == 1; 1464 boolean doGc = msg.arg2 == 1; 1465 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1466 if (doGc) { 1467 // Force a gc to clear up stale containers. 1468 Runtime.getRuntime().gc(); 1469 } 1470 if (msg.obj != null) { 1471 @SuppressWarnings("unchecked") 1472 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1473 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1474 // Unload containers 1475 unloadAllContainers(args); 1476 } 1477 if (reportStatus) { 1478 try { 1479 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1480 PackageHelper.getMountService().finishMediaUpdate(); 1481 } catch (RemoteException e) { 1482 Log.e(TAG, "MountService not running?"); 1483 } 1484 } 1485 } break; 1486 case WRITE_SETTINGS: { 1487 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1488 synchronized (mPackages) { 1489 removeMessages(WRITE_SETTINGS); 1490 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1491 mSettings.writeLPr(); 1492 mDirtyUsers.clear(); 1493 } 1494 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1495 } break; 1496 case WRITE_PACKAGE_RESTRICTIONS: { 1497 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1498 synchronized (mPackages) { 1499 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1500 for (int userId : mDirtyUsers) { 1501 mSettings.writePackageRestrictionsLPr(userId); 1502 } 1503 mDirtyUsers.clear(); 1504 } 1505 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1506 } break; 1507 case CHECK_PENDING_VERIFICATION: { 1508 final int verificationId = msg.arg1; 1509 final PackageVerificationState state = mPendingVerification.get(verificationId); 1510 1511 if ((state != null) && !state.timeoutExtended()) { 1512 final InstallArgs args = state.getInstallArgs(); 1513 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1514 1515 Slog.i(TAG, "Verification timed out for " + originUri); 1516 mPendingVerification.remove(verificationId); 1517 1518 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1519 1520 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1521 Slog.i(TAG, "Continuing with installation of " + originUri); 1522 state.setVerifierResponse(Binder.getCallingUid(), 1523 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1524 broadcastPackageVerified(verificationId, originUri, 1525 PackageManager.VERIFICATION_ALLOW, 1526 state.getInstallArgs().getUser()); 1527 try { 1528 ret = args.copyApk(mContainerService, true); 1529 } catch (RemoteException e) { 1530 Slog.e(TAG, "Could not contact the ContainerService"); 1531 } 1532 } else { 1533 broadcastPackageVerified(verificationId, originUri, 1534 PackageManager.VERIFICATION_REJECT, 1535 state.getInstallArgs().getUser()); 1536 } 1537 1538 processPendingInstall(args, ret); 1539 mHandler.sendEmptyMessage(MCS_UNBIND); 1540 } 1541 break; 1542 } 1543 case PACKAGE_VERIFIED: { 1544 final int verificationId = msg.arg1; 1545 1546 final PackageVerificationState state = mPendingVerification.get(verificationId); 1547 if (state == null) { 1548 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1549 break; 1550 } 1551 1552 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1553 1554 state.setVerifierResponse(response.callerUid, response.code); 1555 1556 if (state.isVerificationComplete()) { 1557 mPendingVerification.remove(verificationId); 1558 1559 final InstallArgs args = state.getInstallArgs(); 1560 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1561 1562 int ret; 1563 if (state.isInstallAllowed()) { 1564 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1565 broadcastPackageVerified(verificationId, originUri, 1566 response.code, state.getInstallArgs().getUser()); 1567 try { 1568 ret = args.copyApk(mContainerService, true); 1569 } catch (RemoteException e) { 1570 Slog.e(TAG, "Could not contact the ContainerService"); 1571 } 1572 } else { 1573 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1574 } 1575 1576 processPendingInstall(args, ret); 1577 1578 mHandler.sendEmptyMessage(MCS_UNBIND); 1579 } 1580 1581 break; 1582 } 1583 case START_INTENT_FILTER_VERIFICATIONS: { 1584 IFVerificationParams params = (IFVerificationParams) msg.obj; 1585 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1586 params.replacing, params.pkg); 1587 break; 1588 } 1589 case INTENT_FILTER_VERIFIED: { 1590 final int verificationId = msg.arg1; 1591 1592 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1593 verificationId); 1594 if (state == null) { 1595 Slog.w(TAG, "Invalid IntentFilter verification token " 1596 + verificationId + " received"); 1597 break; 1598 } 1599 1600 final int userId = state.getUserId(); 1601 1602 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1603 "Processing IntentFilter verification with token:" 1604 + verificationId + " and userId:" + userId); 1605 1606 final IntentFilterVerificationResponse response = 1607 (IntentFilterVerificationResponse) msg.obj; 1608 1609 state.setVerifierResponse(response.callerUid, response.code); 1610 1611 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1612 "IntentFilter verification with token:" + verificationId 1613 + " and userId:" + userId 1614 + " is settings verifier response with response code:" 1615 + response.code); 1616 1617 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1618 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1619 + response.getFailedDomainsString()); 1620 } 1621 1622 if (state.isVerificationComplete()) { 1623 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1624 } else { 1625 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1626 "IntentFilter verification with token:" + verificationId 1627 + " was not said to be complete"); 1628 } 1629 1630 break; 1631 } 1632 } 1633 } 1634 } 1635 1636 private StorageEventListener mStorageListener = new StorageEventListener() { 1637 @Override 1638 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1639 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1640 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1641 final String volumeUuid = vol.getFsUuid(); 1642 1643 // Clean up any users or apps that were removed or recreated 1644 // while this volume was missing 1645 reconcileUsers(volumeUuid); 1646 reconcileApps(volumeUuid); 1647 1648 // Clean up any install sessions that expired or were 1649 // cancelled while this volume was missing 1650 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1651 1652 loadPrivatePackages(vol); 1653 1654 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1655 unloadPrivatePackages(vol); 1656 } 1657 } 1658 1659 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1660 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1661 updateExternalMediaStatus(true, false); 1662 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1663 updateExternalMediaStatus(false, false); 1664 } 1665 } 1666 } 1667 1668 @Override 1669 public void onVolumeForgotten(String fsUuid) { 1670 if (TextUtils.isEmpty(fsUuid)) { 1671 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1672 return; 1673 } 1674 1675 // Remove any apps installed on the forgotten volume 1676 synchronized (mPackages) { 1677 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1678 for (PackageSetting ps : packages) { 1679 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1680 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1681 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1682 } 1683 1684 mSettings.onVolumeForgotten(fsUuid); 1685 mSettings.writeLPr(); 1686 } 1687 } 1688 }; 1689 1690 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1691 String[] grantedPermissions) { 1692 if (userId >= UserHandle.USER_OWNER) { 1693 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1694 } else if (userId == UserHandle.USER_ALL) { 1695 final int[] userIds; 1696 synchronized (mPackages) { 1697 userIds = UserManagerService.getInstance().getUserIds(); 1698 } 1699 for (int someUserId : userIds) { 1700 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1701 } 1702 } 1703 1704 // We could have touched GID membership, so flush out packages.list 1705 synchronized (mPackages) { 1706 mSettings.writePackageListLPr(); 1707 } 1708 } 1709 1710 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1711 String[] grantedPermissions) { 1712 SettingBase sb = (SettingBase) pkg.mExtras; 1713 if (sb == null) { 1714 return; 1715 } 1716 1717 PermissionsState permissionsState = sb.getPermissionsState(); 1718 1719 for (String permission : pkg.requestedPermissions) { 1720 BasePermission bp = mSettings.mPermissions.get(permission); 1721 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1722 || ArrayUtils.contains(grantedPermissions, permission))) { 1723 permissionsState.grantRuntimePermission(bp, userId); 1724 } 1725 } 1726 } 1727 1728 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1729 Bundle extras = null; 1730 switch (res.returnCode) { 1731 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1732 extras = new Bundle(); 1733 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1734 res.origPermission); 1735 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1736 res.origPackage); 1737 break; 1738 } 1739 case PackageManager.INSTALL_SUCCEEDED: { 1740 extras = new Bundle(); 1741 extras.putBoolean(Intent.EXTRA_REPLACING, 1742 res.removedInfo != null && res.removedInfo.removedPackage != null); 1743 break; 1744 } 1745 } 1746 return extras; 1747 } 1748 1749 void scheduleWriteSettingsLocked() { 1750 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1751 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1752 } 1753 } 1754 1755 void scheduleWritePackageRestrictionsLocked(int userId) { 1756 if (!sUserManager.exists(userId)) return; 1757 mDirtyUsers.add(userId); 1758 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1759 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1760 } 1761 } 1762 1763 public static PackageManagerService main(Context context, Installer installer, 1764 boolean factoryTest, boolean onlyCore) { 1765 PackageManagerService m = new PackageManagerService(context, installer, 1766 factoryTest, onlyCore); 1767 ServiceManager.addService("package", m); 1768 return m; 1769 } 1770 1771 static String[] splitString(String str, char sep) { 1772 int count = 1; 1773 int i = 0; 1774 while ((i=str.indexOf(sep, i)) >= 0) { 1775 count++; 1776 i++; 1777 } 1778 1779 String[] res = new String[count]; 1780 i=0; 1781 count = 0; 1782 int lastI=0; 1783 while ((i=str.indexOf(sep, i)) >= 0) { 1784 res[count] = str.substring(lastI, i); 1785 count++; 1786 i++; 1787 lastI = i; 1788 } 1789 res[count] = str.substring(lastI, str.length()); 1790 return res; 1791 } 1792 1793 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1794 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1795 Context.DISPLAY_SERVICE); 1796 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1797 } 1798 1799 public PackageManagerService(Context context, Installer installer, 1800 boolean factoryTest, boolean onlyCore) { 1801 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1802 SystemClock.uptimeMillis()); 1803 1804 if (mSdkVersion <= 0) { 1805 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1806 } 1807 1808 mContext = context; 1809 mFactoryTest = factoryTest; 1810 mOnlyCore = onlyCore; 1811 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1812 mMetrics = new DisplayMetrics(); 1813 mSettings = new Settings(mPackages); 1814 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1815 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1816 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1817 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1818 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1819 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1820 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1821 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1822 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1823 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1824 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1825 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1826 1827 // TODO: add a property to control this? 1828 long dexOptLRUThresholdInMinutes; 1829 if (mLazyDexOpt) { 1830 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1831 } else { 1832 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1833 } 1834 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1835 1836 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1837 if (separateProcesses != null && separateProcesses.length() > 0) { 1838 if ("*".equals(separateProcesses)) { 1839 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1840 mSeparateProcesses = null; 1841 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1842 } else { 1843 mDefParseFlags = 0; 1844 mSeparateProcesses = separateProcesses.split(","); 1845 Slog.w(TAG, "Running with debug.separate_processes: " 1846 + separateProcesses); 1847 } 1848 } else { 1849 mDefParseFlags = 0; 1850 mSeparateProcesses = null; 1851 } 1852 1853 mInstaller = installer; 1854 mPackageDexOptimizer = new PackageDexOptimizer(this); 1855 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1856 1857 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1858 FgThread.get().getLooper()); 1859 1860 getDefaultDisplayMetrics(context, mMetrics); 1861 1862 SystemConfig systemConfig = SystemConfig.getInstance(); 1863 mGlobalGids = systemConfig.getGlobalGids(); 1864 mSystemPermissions = systemConfig.getSystemPermissions(); 1865 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1866 1867 synchronized (mInstallLock) { 1868 // writer 1869 synchronized (mPackages) { 1870 mHandlerThread = new ServiceThread(TAG, 1871 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1872 mHandlerThread.start(); 1873 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1874 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1875 1876 File dataDir = Environment.getDataDirectory(); 1877 mAppDataDir = new File(dataDir, "data"); 1878 mAppInstallDir = new File(dataDir, "app"); 1879 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1880 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1881 mUserAppDataDir = new File(dataDir, "user"); 1882 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1883 1884 sUserManager = new UserManagerService(context, this, 1885 mInstallLock, mPackages); 1886 1887 // Propagate permission configuration in to package manager. 1888 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1889 = systemConfig.getPermissions(); 1890 for (int i=0; i<permConfig.size(); i++) { 1891 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1892 BasePermission bp = mSettings.mPermissions.get(perm.name); 1893 if (bp == null) { 1894 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1895 mSettings.mPermissions.put(perm.name, bp); 1896 } 1897 if (perm.gids != null) { 1898 bp.setGids(perm.gids, perm.perUser); 1899 } 1900 } 1901 1902 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1903 for (int i=0; i<libConfig.size(); i++) { 1904 mSharedLibraries.put(libConfig.keyAt(i), 1905 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1906 } 1907 1908 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1909 1910 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1911 mSdkVersion, mOnlyCore); 1912 1913 String customResolverActivity = Resources.getSystem().getString( 1914 R.string.config_customResolverActivity); 1915 if (TextUtils.isEmpty(customResolverActivity)) { 1916 customResolverActivity = null; 1917 } else { 1918 mCustomResolverComponentName = ComponentName.unflattenFromString( 1919 customResolverActivity); 1920 } 1921 1922 long startTime = SystemClock.uptimeMillis(); 1923 1924 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1925 startTime); 1926 1927 // Set flag to monitor and not change apk file paths when 1928 // scanning install directories. 1929 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1930 1931 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1932 1933 /** 1934 * Add everything in the in the boot class path to the 1935 * list of process files because dexopt will have been run 1936 * if necessary during zygote startup. 1937 */ 1938 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1939 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1940 1941 if (bootClassPath != null) { 1942 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1943 for (String element : bootClassPathElements) { 1944 alreadyDexOpted.add(element); 1945 } 1946 } else { 1947 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1948 } 1949 1950 if (systemServerClassPath != null) { 1951 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1952 for (String element : systemServerClassPathElements) { 1953 alreadyDexOpted.add(element); 1954 } 1955 } else { 1956 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1957 } 1958 1959 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1960 final String[] dexCodeInstructionSets = 1961 getDexCodeInstructionSets( 1962 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1963 1964 /** 1965 * Ensure all external libraries have had dexopt run on them. 1966 */ 1967 if (mSharedLibraries.size() > 0) { 1968 // NOTE: For now, we're compiling these system "shared libraries" 1969 // (and framework jars) into all available architectures. It's possible 1970 // to compile them only when we come across an app that uses them (there's 1971 // already logic for that in scanPackageLI) but that adds some complexity. 1972 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1973 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1974 final String lib = libEntry.path; 1975 if (lib == null) { 1976 continue; 1977 } 1978 1979 try { 1980 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1981 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1982 alreadyDexOpted.add(lib); 1983 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 1984 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 1985 } 1986 } catch (FileNotFoundException e) { 1987 Slog.w(TAG, "Library not found: " + lib); 1988 } catch (IOException e) { 1989 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1990 + e.getMessage()); 1991 } 1992 } 1993 } 1994 } 1995 1996 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1997 1998 // Gross hack for now: we know this file doesn't contain any 1999 // code, so don't dexopt it to avoid the resulting log spew. 2000 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 2001 2002 // Gross hack for now: we know this file is only part of 2003 // the boot class path for art, so don't dexopt it to 2004 // avoid the resulting log spew. 2005 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 2006 2007 /** 2008 * There are a number of commands implemented in Java, which 2009 * we currently need to do the dexopt on so that they can be 2010 * run from a non-root shell. 2011 */ 2012 String[] frameworkFiles = frameworkDir.list(); 2013 if (frameworkFiles != null) { 2014 // TODO: We could compile these only for the most preferred ABI. We should 2015 // first double check that the dex files for these commands are not referenced 2016 // by other system apps. 2017 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2018 for (int i=0; i<frameworkFiles.length; i++) { 2019 File libPath = new File(frameworkDir, frameworkFiles[i]); 2020 String path = libPath.getPath(); 2021 // Skip the file if we already did it. 2022 if (alreadyDexOpted.contains(path)) { 2023 continue; 2024 } 2025 // Skip the file if it is not a type we want to dexopt. 2026 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2027 continue; 2028 } 2029 try { 2030 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2031 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2032 mInstaller.dexopt(path, Process.SYSTEM_UID, dexCodeInstructionSet, 2033 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2034 } 2035 } catch (FileNotFoundException e) { 2036 Slog.w(TAG, "Jar not found: " + path); 2037 } catch (IOException e) { 2038 Slog.w(TAG, "Exception reading jar: " + path, e); 2039 } 2040 } 2041 } 2042 } 2043 2044 final VersionInfo ver = mSettings.getInternalVersion(); 2045 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2046 // when upgrading from pre-M, promote system app permissions from install to runtime 2047 mPromoteSystemApps = 2048 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2049 2050 // save off the names of pre-existing system packages prior to scanning; we don't 2051 // want to automatically grant runtime permissions for new system apps 2052 if (mPromoteSystemApps) { 2053 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2054 while (pkgSettingIter.hasNext()) { 2055 PackageSetting ps = pkgSettingIter.next(); 2056 if (isSystemApp(ps)) { 2057 mExistingSystemPackages.add(ps.name); 2058 } 2059 } 2060 } 2061 2062 // Collect vendor overlay packages. 2063 // (Do this before scanning any apps.) 2064 // For security and version matching reason, only consider 2065 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2066 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2067 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2068 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2069 2070 // Find base frameworks (resource packages without code). 2071 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2072 | PackageParser.PARSE_IS_SYSTEM_DIR 2073 | PackageParser.PARSE_IS_PRIVILEGED, 2074 scanFlags | SCAN_NO_DEX, 0); 2075 2076 // Collected privileged system packages. 2077 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2078 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2079 | PackageParser.PARSE_IS_SYSTEM_DIR 2080 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2081 2082 // Collect ordinary system packages. 2083 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2084 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2085 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2086 2087 // Collect all vendor packages. 2088 File vendorAppDir = new File("/vendor/app"); 2089 try { 2090 vendorAppDir = vendorAppDir.getCanonicalFile(); 2091 } catch (IOException e) { 2092 // failed to look up canonical path, continue with original one 2093 } 2094 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2095 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2096 2097 // Collect all OEM packages. 2098 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2099 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2100 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2101 2102 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2103 mInstaller.moveFiles(); 2104 2105 // Prune any system packages that no longer exist. 2106 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2107 if (!mOnlyCore) { 2108 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2109 while (psit.hasNext()) { 2110 PackageSetting ps = psit.next(); 2111 2112 /* 2113 * If this is not a system app, it can't be a 2114 * disable system app. 2115 */ 2116 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2117 continue; 2118 } 2119 2120 /* 2121 * If the package is scanned, it's not erased. 2122 */ 2123 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2124 if (scannedPkg != null) { 2125 /* 2126 * If the system app is both scanned and in the 2127 * disabled packages list, then it must have been 2128 * added via OTA. Remove it from the currently 2129 * scanned package so the previously user-installed 2130 * application can be scanned. 2131 */ 2132 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2133 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2134 + ps.name + "; removing system app. Last known codePath=" 2135 + ps.codePathString + ", installStatus=" + ps.installStatus 2136 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2137 + scannedPkg.mVersionCode); 2138 removePackageLI(ps, true); 2139 mExpectingBetter.put(ps.name, ps.codePath); 2140 } 2141 2142 continue; 2143 } 2144 2145 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2146 psit.remove(); 2147 logCriticalInfo(Log.WARN, "System package " + ps.name 2148 + " no longer exists; wiping its data"); 2149 removeDataDirsLI(null, ps.name); 2150 } else { 2151 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2152 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2153 possiblyDeletedUpdatedSystemApps.add(ps.name); 2154 } 2155 } 2156 } 2157 } 2158 2159 //look for any incomplete package installations 2160 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2161 //clean up list 2162 for(int i = 0; i < deletePkgsList.size(); i++) { 2163 //clean up here 2164 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2165 } 2166 //delete tmp files 2167 deleteTempPackageFiles(); 2168 2169 // Remove any shared userIDs that have no associated packages 2170 mSettings.pruneSharedUsersLPw(); 2171 2172 if (!mOnlyCore) { 2173 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2174 SystemClock.uptimeMillis()); 2175 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2176 2177 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2178 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2179 2180 /** 2181 * Remove disable package settings for any updated system 2182 * apps that were removed via an OTA. If they're not a 2183 * previously-updated app, remove them completely. 2184 * Otherwise, just revoke their system-level permissions. 2185 */ 2186 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2187 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2188 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2189 2190 String msg; 2191 if (deletedPkg == null) { 2192 msg = "Updated system package " + deletedAppName 2193 + " no longer exists; wiping its data"; 2194 removeDataDirsLI(null, deletedAppName); 2195 } else { 2196 msg = "Updated system app + " + deletedAppName 2197 + " no longer present; removing system privileges for " 2198 + deletedAppName; 2199 2200 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2201 2202 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2203 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2204 } 2205 logCriticalInfo(Log.WARN, msg); 2206 } 2207 2208 /** 2209 * Make sure all system apps that we expected to appear on 2210 * the userdata partition actually showed up. If they never 2211 * appeared, crawl back and revive the system version. 2212 */ 2213 for (int i = 0; i < mExpectingBetter.size(); i++) { 2214 final String packageName = mExpectingBetter.keyAt(i); 2215 if (!mPackages.containsKey(packageName)) { 2216 final File scanFile = mExpectingBetter.valueAt(i); 2217 2218 logCriticalInfo(Log.WARN, "Expected better " + packageName 2219 + " but never showed up; reverting to system"); 2220 2221 final int reparseFlags; 2222 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2223 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2224 | PackageParser.PARSE_IS_SYSTEM_DIR 2225 | PackageParser.PARSE_IS_PRIVILEGED; 2226 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2227 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2228 | PackageParser.PARSE_IS_SYSTEM_DIR; 2229 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2230 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2231 | PackageParser.PARSE_IS_SYSTEM_DIR; 2232 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2233 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2234 | PackageParser.PARSE_IS_SYSTEM_DIR; 2235 } else { 2236 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2237 continue; 2238 } 2239 2240 mSettings.enableSystemPackageLPw(packageName); 2241 2242 try { 2243 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2244 } catch (PackageManagerException e) { 2245 Slog.e(TAG, "Failed to parse original system package: " 2246 + e.getMessage()); 2247 } 2248 } 2249 } 2250 } 2251 mExpectingBetter.clear(); 2252 2253 // Now that we know all of the shared libraries, update all clients to have 2254 // the correct library paths. 2255 updateAllSharedLibrariesLPw(); 2256 2257 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2258 // NOTE: We ignore potential failures here during a system scan (like 2259 // the rest of the commands above) because there's precious little we 2260 // can do about it. A settings error is reported, though. 2261 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2262 false /* force dexopt */, false /* defer dexopt */, 2263 false /* boot complete */); 2264 } 2265 2266 // Now that we know all the packages we are keeping, 2267 // read and update their last usage times. 2268 mPackageUsage.readLP(); 2269 2270 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2271 SystemClock.uptimeMillis()); 2272 Slog.i(TAG, "Time to scan packages: " 2273 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2274 + " seconds"); 2275 2276 // If the platform SDK has changed since the last time we booted, 2277 // we need to re-grant app permission to catch any new ones that 2278 // appear. This is really a hack, and means that apps can in some 2279 // cases get permissions that the user didn't initially explicitly 2280 // allow... it would be nice to have some better way to handle 2281 // this situation. 2282 int updateFlags = UPDATE_PERMISSIONS_ALL; 2283 if (ver.sdkVersion != mSdkVersion) { 2284 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2285 + mSdkVersion + "; regranting permissions for internal storage"); 2286 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2287 } 2288 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2289 ver.sdkVersion = mSdkVersion; 2290 2291 // If this is the first boot or an update from pre-M, and it is a normal 2292 // boot, then we need to initialize the default preferred apps across 2293 // all defined users. 2294 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2295 for (UserInfo user : sUserManager.getUsers(true)) { 2296 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2297 applyFactoryDefaultBrowserLPw(user.id); 2298 primeDomainVerificationsLPw(user.id); 2299 } 2300 } 2301 2302 // If this is first boot after an OTA, and a normal boot, then 2303 // we need to clear code cache directories. 2304 if (mIsUpgrade && !onlyCore) { 2305 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2306 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2307 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2308 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2309 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2310 } 2311 } 2312 ver.fingerprint = Build.FINGERPRINT; 2313 } 2314 2315 checkDefaultBrowser(); 2316 2317 // clear only after permissions and other defaults have been updated 2318 mExistingSystemPackages.clear(); 2319 mPromoteSystemApps = false; 2320 2321 // All the changes are done during package scanning. 2322 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2323 2324 // can downgrade to reader 2325 mSettings.writeLPr(); 2326 2327 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2328 SystemClock.uptimeMillis()); 2329 2330 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2331 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2332 2333 mInstallerService = new PackageInstallerService(context, this); 2334 2335 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2336 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2337 mIntentFilterVerifierComponent); 2338 2339 } // synchronized (mPackages) 2340 } // synchronized (mInstallLock) 2341 2342 // Now after opening every single application zip, make sure they 2343 // are all flushed. Not really needed, but keeps things nice and 2344 // tidy. 2345 Runtime.getRuntime().gc(); 2346 2347 // Expose private service for system components to use. 2348 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2349 } 2350 2351 @Override 2352 public boolean isFirstBoot() { 2353 return !mRestoredSettings; 2354 } 2355 2356 @Override 2357 public boolean isOnlyCoreApps() { 2358 return mOnlyCore; 2359 } 2360 2361 @Override 2362 public boolean isUpgrade() { 2363 return mIsUpgrade; 2364 } 2365 2366 private String getRequiredVerifierLPr() { 2367 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2368 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2369 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2370 2371 String requiredVerifier = null; 2372 2373 final int N = receivers.size(); 2374 for (int i = 0; i < N; i++) { 2375 final ResolveInfo info = receivers.get(i); 2376 2377 if (info.activityInfo == null) { 2378 continue; 2379 } 2380 2381 final String packageName = info.activityInfo.packageName; 2382 2383 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2384 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2385 continue; 2386 } 2387 2388 if (requiredVerifier != null) { 2389 throw new RuntimeException("There can be only one required verifier"); 2390 } 2391 2392 requiredVerifier = packageName; 2393 } 2394 2395 return requiredVerifier; 2396 } 2397 2398 private String getRequiredInstallerLPr() { 2399 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2400 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2401 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2402 2403 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2404 PACKAGE_MIME_TYPE, 0, 0); 2405 2406 String requiredInstaller = null; 2407 2408 final int N = installers.size(); 2409 for (int i = 0; i < N; i++) { 2410 final ResolveInfo info = installers.get(i); 2411 final String packageName = info.activityInfo.packageName; 2412 2413 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2414 continue; 2415 } 2416 2417 if (requiredInstaller != null) { 2418 throw new RuntimeException("There must be one required installer"); 2419 } 2420 2421 requiredInstaller = packageName; 2422 } 2423 2424 if (requiredInstaller == null) { 2425 throw new RuntimeException("There must be one required installer"); 2426 } 2427 2428 return requiredInstaller; 2429 } 2430 2431 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2432 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2433 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2434 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2435 2436 ComponentName verifierComponentName = null; 2437 2438 int priority = -1000; 2439 final int N = receivers.size(); 2440 for (int i = 0; i < N; i++) { 2441 final ResolveInfo info = receivers.get(i); 2442 2443 if (info.activityInfo == null) { 2444 continue; 2445 } 2446 2447 final String packageName = info.activityInfo.packageName; 2448 2449 final PackageSetting ps = mSettings.mPackages.get(packageName); 2450 if (ps == null) { 2451 continue; 2452 } 2453 2454 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2455 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2456 continue; 2457 } 2458 2459 // Select the IntentFilterVerifier with the highest priority 2460 if (priority < info.priority) { 2461 priority = info.priority; 2462 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2463 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2464 + verifierComponentName + " with priority: " + info.priority); 2465 } 2466 } 2467 2468 return verifierComponentName; 2469 } 2470 2471 private void primeDomainVerificationsLPw(int userId) { 2472 if (DEBUG_DOMAIN_VERIFICATION) { 2473 Slog.d(TAG, "Priming domain verifications in user " + userId); 2474 } 2475 2476 SystemConfig systemConfig = SystemConfig.getInstance(); 2477 ArraySet<String> packages = systemConfig.getLinkedApps(); 2478 ArraySet<String> domains = new ArraySet<String>(); 2479 2480 for (String packageName : packages) { 2481 PackageParser.Package pkg = mPackages.get(packageName); 2482 if (pkg != null) { 2483 if (!pkg.isSystemApp()) { 2484 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2485 continue; 2486 } 2487 2488 domains.clear(); 2489 for (PackageParser.Activity a : pkg.activities) { 2490 for (ActivityIntentInfo filter : a.intents) { 2491 if (hasValidDomains(filter)) { 2492 domains.addAll(filter.getHostsList()); 2493 } 2494 } 2495 } 2496 2497 if (domains.size() > 0) { 2498 if (DEBUG_DOMAIN_VERIFICATION) { 2499 Slog.v(TAG, " + " + packageName); 2500 } 2501 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2502 // state w.r.t. the formal app-linkage "no verification attempted" state; 2503 // and then 'always' in the per-user state actually used for intent resolution. 2504 final IntentFilterVerificationInfo ivi; 2505 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2506 new ArrayList<String>(domains)); 2507 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2508 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2509 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2510 } else { 2511 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2512 + "' does not handle web links"); 2513 } 2514 } else { 2515 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2516 } 2517 } 2518 2519 scheduleWritePackageRestrictionsLocked(userId); 2520 scheduleWriteSettingsLocked(); 2521 } 2522 2523 private void applyFactoryDefaultBrowserLPw(int userId) { 2524 // The default browser app's package name is stored in a string resource, 2525 // with a product-specific overlay used for vendor customization. 2526 String browserPkg = mContext.getResources().getString( 2527 com.android.internal.R.string.default_browser); 2528 if (!TextUtils.isEmpty(browserPkg)) { 2529 // non-empty string => required to be a known package 2530 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2531 if (ps == null) { 2532 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2533 browserPkg = null; 2534 } else { 2535 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2536 } 2537 } 2538 2539 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2540 // default. If there's more than one, just leave everything alone. 2541 if (browserPkg == null) { 2542 calculateDefaultBrowserLPw(userId); 2543 } 2544 } 2545 2546 private void calculateDefaultBrowserLPw(int userId) { 2547 List<String> allBrowsers = resolveAllBrowserApps(userId); 2548 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2549 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2550 } 2551 2552 private List<String> resolveAllBrowserApps(int userId) { 2553 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2554 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2555 PackageManager.MATCH_ALL, userId); 2556 2557 final int count = list.size(); 2558 List<String> result = new ArrayList<String>(count); 2559 for (int i=0; i<count; i++) { 2560 ResolveInfo info = list.get(i); 2561 if (info.activityInfo == null 2562 || !info.handleAllWebDataURI 2563 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2564 || result.contains(info.activityInfo.packageName)) { 2565 continue; 2566 } 2567 result.add(info.activityInfo.packageName); 2568 } 2569 2570 return result; 2571 } 2572 2573 private boolean packageIsBrowser(String packageName, int userId) { 2574 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2575 PackageManager.MATCH_ALL, userId); 2576 final int N = list.size(); 2577 for (int i = 0; i < N; i++) { 2578 ResolveInfo info = list.get(i); 2579 if (packageName.equals(info.activityInfo.packageName)) { 2580 return true; 2581 } 2582 } 2583 return false; 2584 } 2585 2586 private void checkDefaultBrowser() { 2587 final int myUserId = UserHandle.myUserId(); 2588 final String packageName = getDefaultBrowserPackageName(myUserId); 2589 if (packageName != null) { 2590 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2591 if (info == null) { 2592 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2593 synchronized (mPackages) { 2594 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2595 } 2596 } 2597 } 2598 } 2599 2600 @Override 2601 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2602 throws RemoteException { 2603 try { 2604 return super.onTransact(code, data, reply, flags); 2605 } catch (RuntimeException e) { 2606 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2607 Slog.wtf(TAG, "Package Manager Crash", e); 2608 } 2609 throw e; 2610 } 2611 } 2612 2613 void cleanupInstallFailedPackage(PackageSetting ps) { 2614 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2615 2616 removeDataDirsLI(ps.volumeUuid, ps.name); 2617 if (ps.codePath != null) { 2618 if (ps.codePath.isDirectory()) { 2619 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2620 } else { 2621 ps.codePath.delete(); 2622 } 2623 } 2624 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2625 if (ps.resourcePath.isDirectory()) { 2626 FileUtils.deleteContents(ps.resourcePath); 2627 } 2628 ps.resourcePath.delete(); 2629 } 2630 mSettings.removePackageLPw(ps.name); 2631 } 2632 2633 static int[] appendInts(int[] cur, int[] add) { 2634 if (add == null) return cur; 2635 if (cur == null) return add; 2636 final int N = add.length; 2637 for (int i=0; i<N; i++) { 2638 cur = appendInt(cur, add[i]); 2639 } 2640 return cur; 2641 } 2642 2643 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2644 if (!sUserManager.exists(userId)) return null; 2645 final PackageSetting ps = (PackageSetting) p.mExtras; 2646 if (ps == null) { 2647 return null; 2648 } 2649 2650 final PermissionsState permissionsState = ps.getPermissionsState(); 2651 2652 final int[] gids = permissionsState.computeGids(userId); 2653 final Set<String> permissions = permissionsState.getPermissions(userId); 2654 final PackageUserState state = ps.readUserState(userId); 2655 2656 return PackageParser.generatePackageInfo(p, gids, flags, 2657 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2658 } 2659 2660 @Override 2661 public boolean isPackageFrozen(String packageName) { 2662 synchronized (mPackages) { 2663 final PackageSetting ps = mSettings.mPackages.get(packageName); 2664 if (ps != null) { 2665 return ps.frozen; 2666 } 2667 } 2668 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2669 return true; 2670 } 2671 2672 @Override 2673 public boolean isPackageAvailable(String packageName, int userId) { 2674 if (!sUserManager.exists(userId)) return false; 2675 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2676 synchronized (mPackages) { 2677 PackageParser.Package p = mPackages.get(packageName); 2678 if (p != null) { 2679 final PackageSetting ps = (PackageSetting) p.mExtras; 2680 if (ps != null) { 2681 final PackageUserState state = ps.readUserState(userId); 2682 if (state != null) { 2683 return PackageParser.isAvailable(state); 2684 } 2685 } 2686 } 2687 } 2688 return false; 2689 } 2690 2691 @Override 2692 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2693 if (!sUserManager.exists(userId)) return null; 2694 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2695 // reader 2696 synchronized (mPackages) { 2697 PackageParser.Package p = mPackages.get(packageName); 2698 if (DEBUG_PACKAGE_INFO) 2699 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2700 if (p != null) { 2701 return generatePackageInfo(p, flags, userId); 2702 } 2703 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2704 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2705 } 2706 } 2707 return null; 2708 } 2709 2710 @Override 2711 public String[] currentToCanonicalPackageNames(String[] names) { 2712 String[] out = new String[names.length]; 2713 // reader 2714 synchronized (mPackages) { 2715 for (int i=names.length-1; i>=0; i--) { 2716 PackageSetting ps = mSettings.mPackages.get(names[i]); 2717 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2718 } 2719 } 2720 return out; 2721 } 2722 2723 @Override 2724 public String[] canonicalToCurrentPackageNames(String[] names) { 2725 String[] out = new String[names.length]; 2726 // reader 2727 synchronized (mPackages) { 2728 for (int i=names.length-1; i>=0; i--) { 2729 String cur = mSettings.mRenamedPackages.get(names[i]); 2730 out[i] = cur != null ? cur : names[i]; 2731 } 2732 } 2733 return out; 2734 } 2735 2736 @Override 2737 public int getPackageUid(String packageName, int userId) { 2738 if (!sUserManager.exists(userId)) return -1; 2739 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2740 2741 // reader 2742 synchronized (mPackages) { 2743 PackageParser.Package p = mPackages.get(packageName); 2744 if(p != null) { 2745 return UserHandle.getUid(userId, p.applicationInfo.uid); 2746 } 2747 PackageSetting ps = mSettings.mPackages.get(packageName); 2748 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2749 return -1; 2750 } 2751 p = ps.pkg; 2752 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2753 } 2754 } 2755 2756 @Override 2757 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2758 if (!sUserManager.exists(userId)) { 2759 return null; 2760 } 2761 2762 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2763 "getPackageGids"); 2764 2765 // reader 2766 synchronized (mPackages) { 2767 PackageParser.Package p = mPackages.get(packageName); 2768 if (DEBUG_PACKAGE_INFO) { 2769 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2770 } 2771 if (p != null) { 2772 PackageSetting ps = (PackageSetting) p.mExtras; 2773 return ps.getPermissionsState().computeGids(userId); 2774 } 2775 } 2776 2777 return null; 2778 } 2779 2780 static PermissionInfo generatePermissionInfo( 2781 BasePermission bp, int flags) { 2782 if (bp.perm != null) { 2783 return PackageParser.generatePermissionInfo(bp.perm, flags); 2784 } 2785 PermissionInfo pi = new PermissionInfo(); 2786 pi.name = bp.name; 2787 pi.packageName = bp.sourcePackage; 2788 pi.nonLocalizedLabel = bp.name; 2789 pi.protectionLevel = bp.protectionLevel; 2790 return pi; 2791 } 2792 2793 @Override 2794 public PermissionInfo getPermissionInfo(String name, int flags) { 2795 // reader 2796 synchronized (mPackages) { 2797 final BasePermission p = mSettings.mPermissions.get(name); 2798 if (p != null) { 2799 return generatePermissionInfo(p, flags); 2800 } 2801 return null; 2802 } 2803 } 2804 2805 @Override 2806 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2807 // reader 2808 synchronized (mPackages) { 2809 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2810 for (BasePermission p : mSettings.mPermissions.values()) { 2811 if (group == null) { 2812 if (p.perm == null || p.perm.info.group == null) { 2813 out.add(generatePermissionInfo(p, flags)); 2814 } 2815 } else { 2816 if (p.perm != null && group.equals(p.perm.info.group)) { 2817 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2818 } 2819 } 2820 } 2821 2822 if (out.size() > 0) { 2823 return out; 2824 } 2825 return mPermissionGroups.containsKey(group) ? out : null; 2826 } 2827 } 2828 2829 @Override 2830 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2831 // reader 2832 synchronized (mPackages) { 2833 return PackageParser.generatePermissionGroupInfo( 2834 mPermissionGroups.get(name), flags); 2835 } 2836 } 2837 2838 @Override 2839 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2840 // reader 2841 synchronized (mPackages) { 2842 final int N = mPermissionGroups.size(); 2843 ArrayList<PermissionGroupInfo> out 2844 = new ArrayList<PermissionGroupInfo>(N); 2845 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2846 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2847 } 2848 return out; 2849 } 2850 } 2851 2852 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2853 int userId) { 2854 if (!sUserManager.exists(userId)) return null; 2855 PackageSetting ps = mSettings.mPackages.get(packageName); 2856 if (ps != null) { 2857 if (ps.pkg == null) { 2858 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2859 flags, userId); 2860 if (pInfo != null) { 2861 return pInfo.applicationInfo; 2862 } 2863 return null; 2864 } 2865 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2866 ps.readUserState(userId), userId); 2867 } 2868 return null; 2869 } 2870 2871 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2872 int userId) { 2873 if (!sUserManager.exists(userId)) return null; 2874 PackageSetting ps = mSettings.mPackages.get(packageName); 2875 if (ps != null) { 2876 PackageParser.Package pkg = ps.pkg; 2877 if (pkg == null) { 2878 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2879 return null; 2880 } 2881 // Only data remains, so we aren't worried about code paths 2882 pkg = new PackageParser.Package(packageName); 2883 pkg.applicationInfo.packageName = packageName; 2884 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2885 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2886 pkg.applicationInfo.dataDir = Environment 2887 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2888 .getAbsolutePath(); 2889 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2890 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2891 } 2892 return generatePackageInfo(pkg, flags, userId); 2893 } 2894 return null; 2895 } 2896 2897 @Override 2898 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2899 if (!sUserManager.exists(userId)) return null; 2900 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2901 // writer 2902 synchronized (mPackages) { 2903 PackageParser.Package p = mPackages.get(packageName); 2904 if (DEBUG_PACKAGE_INFO) Log.v( 2905 TAG, "getApplicationInfo " + packageName 2906 + ": " + p); 2907 if (p != null) { 2908 PackageSetting ps = mSettings.mPackages.get(packageName); 2909 if (ps == null) return null; 2910 // Note: isEnabledLP() does not apply here - always return info 2911 return PackageParser.generateApplicationInfo( 2912 p, flags, ps.readUserState(userId), userId); 2913 } 2914 if ("android".equals(packageName)||"system".equals(packageName)) { 2915 return mAndroidApplication; 2916 } 2917 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2918 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2919 } 2920 } 2921 return null; 2922 } 2923 2924 @Override 2925 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2926 final IPackageDataObserver observer) { 2927 mContext.enforceCallingOrSelfPermission( 2928 android.Manifest.permission.CLEAR_APP_CACHE, null); 2929 // Queue up an async operation since clearing cache may take a little while. 2930 mHandler.post(new Runnable() { 2931 public void run() { 2932 mHandler.removeCallbacks(this); 2933 int retCode = -1; 2934 synchronized (mInstallLock) { 2935 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2936 if (retCode < 0) { 2937 Slog.w(TAG, "Couldn't clear application caches"); 2938 } 2939 } 2940 if (observer != null) { 2941 try { 2942 observer.onRemoveCompleted(null, (retCode >= 0)); 2943 } catch (RemoteException e) { 2944 Slog.w(TAG, "RemoveException when invoking call back"); 2945 } 2946 } 2947 } 2948 }); 2949 } 2950 2951 @Override 2952 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2953 final IntentSender pi) { 2954 mContext.enforceCallingOrSelfPermission( 2955 android.Manifest.permission.CLEAR_APP_CACHE, null); 2956 // Queue up an async operation since clearing cache may take a little while. 2957 mHandler.post(new Runnable() { 2958 public void run() { 2959 mHandler.removeCallbacks(this); 2960 int retCode = -1; 2961 synchronized (mInstallLock) { 2962 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2963 if (retCode < 0) { 2964 Slog.w(TAG, "Couldn't clear application caches"); 2965 } 2966 } 2967 if(pi != null) { 2968 try { 2969 // Callback via pending intent 2970 int code = (retCode >= 0) ? 1 : 0; 2971 pi.sendIntent(null, code, null, 2972 null, null); 2973 } catch (SendIntentException e1) { 2974 Slog.i(TAG, "Failed to send pending intent"); 2975 } 2976 } 2977 } 2978 }); 2979 } 2980 2981 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2982 synchronized (mInstallLock) { 2983 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2984 throw new IOException("Failed to free enough space"); 2985 } 2986 } 2987 } 2988 2989 @Override 2990 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2991 if (!sUserManager.exists(userId)) return null; 2992 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2993 synchronized (mPackages) { 2994 PackageParser.Activity a = mActivities.mActivities.get(component); 2995 2996 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2997 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2998 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2999 if (ps == null) return null; 3000 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3001 userId); 3002 } 3003 if (mResolveComponentName.equals(component)) { 3004 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3005 new PackageUserState(), userId); 3006 } 3007 } 3008 return null; 3009 } 3010 3011 @Override 3012 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3013 String resolvedType) { 3014 synchronized (mPackages) { 3015 if (component.equals(mResolveComponentName)) { 3016 // The resolver supports EVERYTHING! 3017 return true; 3018 } 3019 PackageParser.Activity a = mActivities.mActivities.get(component); 3020 if (a == null) { 3021 return false; 3022 } 3023 for (int i=0; i<a.intents.size(); i++) { 3024 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3025 intent.getData(), intent.getCategories(), TAG) >= 0) { 3026 return true; 3027 } 3028 } 3029 return false; 3030 } 3031 } 3032 3033 @Override 3034 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3035 if (!sUserManager.exists(userId)) return null; 3036 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3037 synchronized (mPackages) { 3038 PackageParser.Activity a = mReceivers.mActivities.get(component); 3039 if (DEBUG_PACKAGE_INFO) Log.v( 3040 TAG, "getReceiverInfo " + component + ": " + a); 3041 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3042 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3043 if (ps == null) return null; 3044 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3045 userId); 3046 } 3047 } 3048 return null; 3049 } 3050 3051 @Override 3052 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3053 if (!sUserManager.exists(userId)) return null; 3054 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3055 synchronized (mPackages) { 3056 PackageParser.Service s = mServices.mServices.get(component); 3057 if (DEBUG_PACKAGE_INFO) Log.v( 3058 TAG, "getServiceInfo " + component + ": " + s); 3059 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3060 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3061 if (ps == null) return null; 3062 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3063 userId); 3064 } 3065 } 3066 return null; 3067 } 3068 3069 @Override 3070 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3071 if (!sUserManager.exists(userId)) return null; 3072 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3073 synchronized (mPackages) { 3074 PackageParser.Provider p = mProviders.mProviders.get(component); 3075 if (DEBUG_PACKAGE_INFO) Log.v( 3076 TAG, "getProviderInfo " + component + ": " + p); 3077 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3078 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3079 if (ps == null) return null; 3080 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3081 userId); 3082 } 3083 } 3084 return null; 3085 } 3086 3087 @Override 3088 public String[] getSystemSharedLibraryNames() { 3089 Set<String> libSet; 3090 synchronized (mPackages) { 3091 libSet = mSharedLibraries.keySet(); 3092 int size = libSet.size(); 3093 if (size > 0) { 3094 String[] libs = new String[size]; 3095 libSet.toArray(libs); 3096 return libs; 3097 } 3098 } 3099 return null; 3100 } 3101 3102 /** 3103 * @hide 3104 */ 3105 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3106 synchronized (mPackages) { 3107 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3108 if (lib != null && lib.apk != null) { 3109 return mPackages.get(lib.apk); 3110 } 3111 } 3112 return null; 3113 } 3114 3115 @Override 3116 public FeatureInfo[] getSystemAvailableFeatures() { 3117 Collection<FeatureInfo> featSet; 3118 synchronized (mPackages) { 3119 featSet = mAvailableFeatures.values(); 3120 int size = featSet.size(); 3121 if (size > 0) { 3122 FeatureInfo[] features = new FeatureInfo[size+1]; 3123 featSet.toArray(features); 3124 FeatureInfo fi = new FeatureInfo(); 3125 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3126 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3127 features[size] = fi; 3128 return features; 3129 } 3130 } 3131 return null; 3132 } 3133 3134 @Override 3135 public boolean hasSystemFeature(String name) { 3136 synchronized (mPackages) { 3137 return mAvailableFeatures.containsKey(name); 3138 } 3139 } 3140 3141 private void checkValidCaller(int uid, int userId) { 3142 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3143 return; 3144 3145 throw new SecurityException("Caller uid=" + uid 3146 + " is not privileged to communicate with user=" + userId); 3147 } 3148 3149 @Override 3150 public int checkPermission(String permName, String pkgName, int userId) { 3151 if (!sUserManager.exists(userId)) { 3152 return PackageManager.PERMISSION_DENIED; 3153 } 3154 3155 synchronized (mPackages) { 3156 final PackageParser.Package p = mPackages.get(pkgName); 3157 if (p != null && p.mExtras != null) { 3158 final PackageSetting ps = (PackageSetting) p.mExtras; 3159 final PermissionsState permissionsState = ps.getPermissionsState(); 3160 if (permissionsState.hasPermission(permName, userId)) { 3161 return PackageManager.PERMISSION_GRANTED; 3162 } 3163 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3164 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3165 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3166 return PackageManager.PERMISSION_GRANTED; 3167 } 3168 } 3169 } 3170 3171 return PackageManager.PERMISSION_DENIED; 3172 } 3173 3174 @Override 3175 public int checkUidPermission(String permName, int uid) { 3176 final int userId = UserHandle.getUserId(uid); 3177 3178 if (!sUserManager.exists(userId)) { 3179 return PackageManager.PERMISSION_DENIED; 3180 } 3181 3182 synchronized (mPackages) { 3183 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3184 if (obj != null) { 3185 final SettingBase ps = (SettingBase) obj; 3186 final PermissionsState permissionsState = ps.getPermissionsState(); 3187 if (permissionsState.hasPermission(permName, userId)) { 3188 return PackageManager.PERMISSION_GRANTED; 3189 } 3190 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3191 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3192 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3193 return PackageManager.PERMISSION_GRANTED; 3194 } 3195 } else { 3196 ArraySet<String> perms = mSystemPermissions.get(uid); 3197 if (perms != null) { 3198 if (perms.contains(permName)) { 3199 return PackageManager.PERMISSION_GRANTED; 3200 } 3201 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3202 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3203 return PackageManager.PERMISSION_GRANTED; 3204 } 3205 } 3206 } 3207 } 3208 3209 return PackageManager.PERMISSION_DENIED; 3210 } 3211 3212 @Override 3213 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3214 if (UserHandle.getCallingUserId() != userId) { 3215 mContext.enforceCallingPermission( 3216 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3217 "isPermissionRevokedByPolicy for user " + userId); 3218 } 3219 3220 if (checkPermission(permission, packageName, userId) 3221 == PackageManager.PERMISSION_GRANTED) { 3222 return false; 3223 } 3224 3225 final long identity = Binder.clearCallingIdentity(); 3226 try { 3227 final int flags = getPermissionFlags(permission, packageName, userId); 3228 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3229 } finally { 3230 Binder.restoreCallingIdentity(identity); 3231 } 3232 } 3233 3234 @Override 3235 public String getPermissionControllerPackageName() { 3236 synchronized (mPackages) { 3237 return mRequiredInstallerPackage; 3238 } 3239 } 3240 3241 /** 3242 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3243 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3244 * @param checkShell TODO(yamasani): 3245 * @param message the message to log on security exception 3246 */ 3247 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3248 boolean checkShell, String message) { 3249 if (userId < 0) { 3250 throw new IllegalArgumentException("Invalid userId " + userId); 3251 } 3252 if (checkShell) { 3253 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3254 } 3255 if (userId == UserHandle.getUserId(callingUid)) return; 3256 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3257 if (requireFullPermission) { 3258 mContext.enforceCallingOrSelfPermission( 3259 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3260 } else { 3261 try { 3262 mContext.enforceCallingOrSelfPermission( 3263 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3264 } catch (SecurityException se) { 3265 mContext.enforceCallingOrSelfPermission( 3266 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3267 } 3268 } 3269 } 3270 } 3271 3272 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3273 if (callingUid == Process.SHELL_UID) { 3274 if (userHandle >= 0 3275 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3276 throw new SecurityException("Shell does not have permission to access user " 3277 + userHandle); 3278 } else if (userHandle < 0) { 3279 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3280 + Debug.getCallers(3)); 3281 } 3282 } 3283 } 3284 3285 private BasePermission findPermissionTreeLP(String permName) { 3286 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3287 if (permName.startsWith(bp.name) && 3288 permName.length() > bp.name.length() && 3289 permName.charAt(bp.name.length()) == '.') { 3290 return bp; 3291 } 3292 } 3293 return null; 3294 } 3295 3296 private BasePermission checkPermissionTreeLP(String permName) { 3297 if (permName != null) { 3298 BasePermission bp = findPermissionTreeLP(permName); 3299 if (bp != null) { 3300 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3301 return bp; 3302 } 3303 throw new SecurityException("Calling uid " 3304 + Binder.getCallingUid() 3305 + " is not allowed to add to permission tree " 3306 + bp.name + " owned by uid " + bp.uid); 3307 } 3308 } 3309 throw new SecurityException("No permission tree found for " + permName); 3310 } 3311 3312 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3313 if (s1 == null) { 3314 return s2 == null; 3315 } 3316 if (s2 == null) { 3317 return false; 3318 } 3319 if (s1.getClass() != s2.getClass()) { 3320 return false; 3321 } 3322 return s1.equals(s2); 3323 } 3324 3325 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3326 if (pi1.icon != pi2.icon) return false; 3327 if (pi1.logo != pi2.logo) return false; 3328 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3329 if (!compareStrings(pi1.name, pi2.name)) return false; 3330 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3331 // We'll take care of setting this one. 3332 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3333 // These are not currently stored in settings. 3334 //if (!compareStrings(pi1.group, pi2.group)) return false; 3335 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3336 //if (pi1.labelRes != pi2.labelRes) return false; 3337 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3338 return true; 3339 } 3340 3341 int permissionInfoFootprint(PermissionInfo info) { 3342 int size = info.name.length(); 3343 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3344 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3345 return size; 3346 } 3347 3348 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3349 int size = 0; 3350 for (BasePermission perm : mSettings.mPermissions.values()) { 3351 if (perm.uid == tree.uid) { 3352 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3353 } 3354 } 3355 return size; 3356 } 3357 3358 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3359 // We calculate the max size of permissions defined by this uid and throw 3360 // if that plus the size of 'info' would exceed our stated maximum. 3361 if (tree.uid != Process.SYSTEM_UID) { 3362 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3363 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3364 throw new SecurityException("Permission tree size cap exceeded"); 3365 } 3366 } 3367 } 3368 3369 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3370 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3371 throw new SecurityException("Label must be specified in permission"); 3372 } 3373 BasePermission tree = checkPermissionTreeLP(info.name); 3374 BasePermission bp = mSettings.mPermissions.get(info.name); 3375 boolean added = bp == null; 3376 boolean changed = true; 3377 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3378 if (added) { 3379 enforcePermissionCapLocked(info, tree); 3380 bp = new BasePermission(info.name, tree.sourcePackage, 3381 BasePermission.TYPE_DYNAMIC); 3382 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3383 throw new SecurityException( 3384 "Not allowed to modify non-dynamic permission " 3385 + info.name); 3386 } else { 3387 if (bp.protectionLevel == fixedLevel 3388 && bp.perm.owner.equals(tree.perm.owner) 3389 && bp.uid == tree.uid 3390 && comparePermissionInfos(bp.perm.info, info)) { 3391 changed = false; 3392 } 3393 } 3394 bp.protectionLevel = fixedLevel; 3395 info = new PermissionInfo(info); 3396 info.protectionLevel = fixedLevel; 3397 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3398 bp.perm.info.packageName = tree.perm.info.packageName; 3399 bp.uid = tree.uid; 3400 if (added) { 3401 mSettings.mPermissions.put(info.name, bp); 3402 } 3403 if (changed) { 3404 if (!async) { 3405 mSettings.writeLPr(); 3406 } else { 3407 scheduleWriteSettingsLocked(); 3408 } 3409 } 3410 return added; 3411 } 3412 3413 @Override 3414 public boolean addPermission(PermissionInfo info) { 3415 synchronized (mPackages) { 3416 return addPermissionLocked(info, false); 3417 } 3418 } 3419 3420 @Override 3421 public boolean addPermissionAsync(PermissionInfo info) { 3422 synchronized (mPackages) { 3423 return addPermissionLocked(info, true); 3424 } 3425 } 3426 3427 @Override 3428 public void removePermission(String name) { 3429 synchronized (mPackages) { 3430 checkPermissionTreeLP(name); 3431 BasePermission bp = mSettings.mPermissions.get(name); 3432 if (bp != null) { 3433 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3434 throw new SecurityException( 3435 "Not allowed to modify non-dynamic permission " 3436 + name); 3437 } 3438 mSettings.mPermissions.remove(name); 3439 mSettings.writeLPr(); 3440 } 3441 } 3442 } 3443 3444 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3445 BasePermission bp) { 3446 int index = pkg.requestedPermissions.indexOf(bp.name); 3447 if (index == -1) { 3448 throw new SecurityException("Package " + pkg.packageName 3449 + " has not requested permission " + bp.name); 3450 } 3451 if (!bp.isRuntime() && !bp.isDevelopment()) { 3452 throw new SecurityException("Permission " + bp.name 3453 + " is not a changeable permission type"); 3454 } 3455 } 3456 3457 @Override 3458 public void grantRuntimePermission(String packageName, String name, final int userId) { 3459 if (!sUserManager.exists(userId)) { 3460 Log.e(TAG, "No such user:" + userId); 3461 return; 3462 } 3463 3464 mContext.enforceCallingOrSelfPermission( 3465 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3466 "grantRuntimePermission"); 3467 3468 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3469 "grantRuntimePermission"); 3470 3471 final int uid; 3472 final SettingBase sb; 3473 3474 synchronized (mPackages) { 3475 final PackageParser.Package pkg = mPackages.get(packageName); 3476 if (pkg == null) { 3477 throw new IllegalArgumentException("Unknown package: " + packageName); 3478 } 3479 3480 final BasePermission bp = mSettings.mPermissions.get(name); 3481 if (bp == null) { 3482 throw new IllegalArgumentException("Unknown permission: " + name); 3483 } 3484 3485 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3486 3487 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3488 sb = (SettingBase) pkg.mExtras; 3489 if (sb == null) { 3490 throw new IllegalArgumentException("Unknown package: " + packageName); 3491 } 3492 3493 final PermissionsState permissionsState = sb.getPermissionsState(); 3494 3495 final int flags = permissionsState.getPermissionFlags(name, userId); 3496 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3497 throw new SecurityException("Cannot grant system fixed permission: " 3498 + name + " for package: " + packageName); 3499 } 3500 3501 if (bp.isDevelopment()) { 3502 // Development permissions must be handled specially, since they are not 3503 // normal runtime permissions. For now they apply to all users. 3504 if (permissionsState.grantInstallPermission(bp) != 3505 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3506 scheduleWriteSettingsLocked(); 3507 } 3508 return; 3509 } 3510 3511 final int result = permissionsState.grantRuntimePermission(bp, userId); 3512 switch (result) { 3513 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3514 return; 3515 } 3516 3517 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3518 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3519 mHandler.post(new Runnable() { 3520 @Override 3521 public void run() { 3522 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3523 } 3524 }); 3525 } break; 3526 } 3527 3528 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3529 3530 // Not critical if that is lost - app has to request again. 3531 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3532 } 3533 3534 // Only need to do this if user is initialized. Otherwise it's a new user 3535 // and there are no processes running as the user yet and there's no need 3536 // to make an expensive call to remount processes for the changed permissions. 3537 if (READ_EXTERNAL_STORAGE.equals(name) 3538 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3539 final long token = Binder.clearCallingIdentity(); 3540 try { 3541 if (sUserManager.isInitialized(userId)) { 3542 MountServiceInternal mountServiceInternal = LocalServices.getService( 3543 MountServiceInternal.class); 3544 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3545 } 3546 } finally { 3547 Binder.restoreCallingIdentity(token); 3548 } 3549 } 3550 } 3551 3552 @Override 3553 public void revokeRuntimePermission(String packageName, String name, int userId) { 3554 if (!sUserManager.exists(userId)) { 3555 Log.e(TAG, "No such user:" + userId); 3556 return; 3557 } 3558 3559 mContext.enforceCallingOrSelfPermission( 3560 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3561 "revokeRuntimePermission"); 3562 3563 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3564 "revokeRuntimePermission"); 3565 3566 final int appId; 3567 3568 synchronized (mPackages) { 3569 final PackageParser.Package pkg = mPackages.get(packageName); 3570 if (pkg == null) { 3571 throw new IllegalArgumentException("Unknown package: " + packageName); 3572 } 3573 3574 final BasePermission bp = mSettings.mPermissions.get(name); 3575 if (bp == null) { 3576 throw new IllegalArgumentException("Unknown permission: " + name); 3577 } 3578 3579 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3580 3581 SettingBase sb = (SettingBase) pkg.mExtras; 3582 if (sb == null) { 3583 throw new IllegalArgumentException("Unknown package: " + packageName); 3584 } 3585 3586 final PermissionsState permissionsState = sb.getPermissionsState(); 3587 3588 final int flags = permissionsState.getPermissionFlags(name, userId); 3589 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3590 throw new SecurityException("Cannot revoke system fixed permission: " 3591 + name + " for package: " + packageName); 3592 } 3593 3594 if (bp.isDevelopment()) { 3595 // Development permissions must be handled specially, since they are not 3596 // normal runtime permissions. For now they apply to all users. 3597 if (permissionsState.revokeInstallPermission(bp) != 3598 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3599 scheduleWriteSettingsLocked(); 3600 } 3601 return; 3602 } 3603 3604 if (permissionsState.revokeRuntimePermission(bp, userId) == 3605 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3606 return; 3607 } 3608 3609 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3610 3611 // Critical, after this call app should never have the permission. 3612 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3613 3614 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3615 } 3616 3617 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3618 } 3619 3620 @Override 3621 public void resetRuntimePermissions() { 3622 mContext.enforceCallingOrSelfPermission( 3623 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3624 "revokeRuntimePermission"); 3625 3626 int callingUid = Binder.getCallingUid(); 3627 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3628 mContext.enforceCallingOrSelfPermission( 3629 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3630 "resetRuntimePermissions"); 3631 } 3632 3633 synchronized (mPackages) { 3634 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3635 for (int userId : UserManagerService.getInstance().getUserIds()) { 3636 final int packageCount = mPackages.size(); 3637 for (int i = 0; i < packageCount; i++) { 3638 PackageParser.Package pkg = mPackages.valueAt(i); 3639 if (!(pkg.mExtras instanceof PackageSetting)) { 3640 continue; 3641 } 3642 PackageSetting ps = (PackageSetting) pkg.mExtras; 3643 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3644 } 3645 } 3646 } 3647 } 3648 3649 @Override 3650 public int getPermissionFlags(String name, String packageName, int userId) { 3651 if (!sUserManager.exists(userId)) { 3652 return 0; 3653 } 3654 3655 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3656 3657 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3658 "getPermissionFlags"); 3659 3660 synchronized (mPackages) { 3661 final PackageParser.Package pkg = mPackages.get(packageName); 3662 if (pkg == null) { 3663 throw new IllegalArgumentException("Unknown package: " + packageName); 3664 } 3665 3666 final BasePermission bp = mSettings.mPermissions.get(name); 3667 if (bp == null) { 3668 throw new IllegalArgumentException("Unknown permission: " + name); 3669 } 3670 3671 SettingBase sb = (SettingBase) pkg.mExtras; 3672 if (sb == null) { 3673 throw new IllegalArgumentException("Unknown package: " + packageName); 3674 } 3675 3676 PermissionsState permissionsState = sb.getPermissionsState(); 3677 return permissionsState.getPermissionFlags(name, userId); 3678 } 3679 } 3680 3681 @Override 3682 public void updatePermissionFlags(String name, String packageName, int flagMask, 3683 int flagValues, int userId) { 3684 if (!sUserManager.exists(userId)) { 3685 return; 3686 } 3687 3688 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3689 3690 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3691 "updatePermissionFlags"); 3692 3693 // Only the system can change these flags and nothing else. 3694 if (getCallingUid() != Process.SYSTEM_UID) { 3695 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3696 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3697 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3698 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3699 } 3700 3701 synchronized (mPackages) { 3702 final PackageParser.Package pkg = mPackages.get(packageName); 3703 if (pkg == null) { 3704 throw new IllegalArgumentException("Unknown package: " + packageName); 3705 } 3706 3707 final BasePermission bp = mSettings.mPermissions.get(name); 3708 if (bp == null) { 3709 throw new IllegalArgumentException("Unknown permission: " + name); 3710 } 3711 3712 SettingBase sb = (SettingBase) pkg.mExtras; 3713 if (sb == null) { 3714 throw new IllegalArgumentException("Unknown package: " + packageName); 3715 } 3716 3717 PermissionsState permissionsState = sb.getPermissionsState(); 3718 3719 // Only the package manager can change flags for system component permissions. 3720 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3721 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3722 return; 3723 } 3724 3725 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3726 3727 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3728 // Install and runtime permissions are stored in different places, 3729 // so figure out what permission changed and persist the change. 3730 if (permissionsState.getInstallPermissionState(name) != null) { 3731 scheduleWriteSettingsLocked(); 3732 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3733 || hadState) { 3734 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3735 } 3736 } 3737 } 3738 } 3739 3740 /** 3741 * Update the permission flags for all packages and runtime permissions of a user in order 3742 * to allow device or profile owner to remove POLICY_FIXED. 3743 */ 3744 @Override 3745 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3746 if (!sUserManager.exists(userId)) { 3747 return; 3748 } 3749 3750 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3751 3752 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3753 "updatePermissionFlagsForAllApps"); 3754 3755 // Only the system can change system fixed flags. 3756 if (getCallingUid() != Process.SYSTEM_UID) { 3757 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3758 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3759 } 3760 3761 synchronized (mPackages) { 3762 boolean changed = false; 3763 final int packageCount = mPackages.size(); 3764 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3765 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3766 SettingBase sb = (SettingBase) pkg.mExtras; 3767 if (sb == null) { 3768 continue; 3769 } 3770 PermissionsState permissionsState = sb.getPermissionsState(); 3771 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3772 userId, flagMask, flagValues); 3773 } 3774 if (changed) { 3775 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3776 } 3777 } 3778 } 3779 3780 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3781 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3782 != PackageManager.PERMISSION_GRANTED 3783 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3784 != PackageManager.PERMISSION_GRANTED) { 3785 throw new SecurityException(message + " requires " 3786 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3787 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3788 } 3789 } 3790 3791 @Override 3792 public boolean shouldShowRequestPermissionRationale(String permissionName, 3793 String packageName, int userId) { 3794 if (UserHandle.getCallingUserId() != userId) { 3795 mContext.enforceCallingPermission( 3796 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3797 "canShowRequestPermissionRationale for user " + userId); 3798 } 3799 3800 final int uid = getPackageUid(packageName, userId); 3801 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3802 return false; 3803 } 3804 3805 if (checkPermission(permissionName, packageName, userId) 3806 == PackageManager.PERMISSION_GRANTED) { 3807 return false; 3808 } 3809 3810 final int flags; 3811 3812 final long identity = Binder.clearCallingIdentity(); 3813 try { 3814 flags = getPermissionFlags(permissionName, 3815 packageName, userId); 3816 } finally { 3817 Binder.restoreCallingIdentity(identity); 3818 } 3819 3820 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3821 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3822 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3823 3824 if ((flags & fixedFlags) != 0) { 3825 return false; 3826 } 3827 3828 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3829 } 3830 3831 @Override 3832 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3833 mContext.enforceCallingOrSelfPermission( 3834 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3835 "addOnPermissionsChangeListener"); 3836 3837 synchronized (mPackages) { 3838 mOnPermissionChangeListeners.addListenerLocked(listener); 3839 } 3840 } 3841 3842 @Override 3843 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3844 synchronized (mPackages) { 3845 mOnPermissionChangeListeners.removeListenerLocked(listener); 3846 } 3847 } 3848 3849 @Override 3850 public boolean isProtectedBroadcast(String actionName) { 3851 synchronized (mPackages) { 3852 return mProtectedBroadcasts.contains(actionName); 3853 } 3854 } 3855 3856 @Override 3857 public int checkSignatures(String pkg1, String pkg2) { 3858 synchronized (mPackages) { 3859 final PackageParser.Package p1 = mPackages.get(pkg1); 3860 final PackageParser.Package p2 = mPackages.get(pkg2); 3861 if (p1 == null || p1.mExtras == null 3862 || p2 == null || p2.mExtras == null) { 3863 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3864 } 3865 return compareSignatures(p1.mSignatures, p2.mSignatures); 3866 } 3867 } 3868 3869 @Override 3870 public int checkUidSignatures(int uid1, int uid2) { 3871 // Map to base uids. 3872 uid1 = UserHandle.getAppId(uid1); 3873 uid2 = UserHandle.getAppId(uid2); 3874 // reader 3875 synchronized (mPackages) { 3876 Signature[] s1; 3877 Signature[] s2; 3878 Object obj = mSettings.getUserIdLPr(uid1); 3879 if (obj != null) { 3880 if (obj instanceof SharedUserSetting) { 3881 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3882 } else if (obj instanceof PackageSetting) { 3883 s1 = ((PackageSetting)obj).signatures.mSignatures; 3884 } else { 3885 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3886 } 3887 } else { 3888 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3889 } 3890 obj = mSettings.getUserIdLPr(uid2); 3891 if (obj != null) { 3892 if (obj instanceof SharedUserSetting) { 3893 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3894 } else if (obj instanceof PackageSetting) { 3895 s2 = ((PackageSetting)obj).signatures.mSignatures; 3896 } else { 3897 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3898 } 3899 } else { 3900 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3901 } 3902 return compareSignatures(s1, s2); 3903 } 3904 } 3905 3906 private void killUid(int appId, int userId, String reason) { 3907 final long identity = Binder.clearCallingIdentity(); 3908 try { 3909 IActivityManager am = ActivityManagerNative.getDefault(); 3910 if (am != null) { 3911 try { 3912 am.killUid(appId, userId, reason); 3913 } catch (RemoteException e) { 3914 /* ignore - same process */ 3915 } 3916 } 3917 } finally { 3918 Binder.restoreCallingIdentity(identity); 3919 } 3920 } 3921 3922 /** 3923 * Compares two sets of signatures. Returns: 3924 * <br /> 3925 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3926 * <br /> 3927 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3928 * <br /> 3929 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3930 * <br /> 3931 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3932 * <br /> 3933 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3934 */ 3935 static int compareSignatures(Signature[] s1, Signature[] s2) { 3936 if (s1 == null) { 3937 return s2 == null 3938 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3939 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3940 } 3941 3942 if (s2 == null) { 3943 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3944 } 3945 3946 if (s1.length != s2.length) { 3947 return PackageManager.SIGNATURE_NO_MATCH; 3948 } 3949 3950 // Since both signature sets are of size 1, we can compare without HashSets. 3951 if (s1.length == 1) { 3952 return s1[0].equals(s2[0]) ? 3953 PackageManager.SIGNATURE_MATCH : 3954 PackageManager.SIGNATURE_NO_MATCH; 3955 } 3956 3957 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3958 for (Signature sig : s1) { 3959 set1.add(sig); 3960 } 3961 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3962 for (Signature sig : s2) { 3963 set2.add(sig); 3964 } 3965 // Make sure s2 contains all signatures in s1. 3966 if (set1.equals(set2)) { 3967 return PackageManager.SIGNATURE_MATCH; 3968 } 3969 return PackageManager.SIGNATURE_NO_MATCH; 3970 } 3971 3972 /** 3973 * If the database version for this type of package (internal storage or 3974 * external storage) is less than the version where package signatures 3975 * were updated, return true. 3976 */ 3977 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3978 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3979 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3980 } 3981 3982 /** 3983 * Used for backward compatibility to make sure any packages with 3984 * certificate chains get upgraded to the new style. {@code existingSigs} 3985 * will be in the old format (since they were stored on disk from before the 3986 * system upgrade) and {@code scannedSigs} will be in the newer format. 3987 */ 3988 private int compareSignaturesCompat(PackageSignatures existingSigs, 3989 PackageParser.Package scannedPkg) { 3990 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3991 return PackageManager.SIGNATURE_NO_MATCH; 3992 } 3993 3994 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3995 for (Signature sig : existingSigs.mSignatures) { 3996 existingSet.add(sig); 3997 } 3998 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3999 for (Signature sig : scannedPkg.mSignatures) { 4000 try { 4001 Signature[] chainSignatures = sig.getChainSignatures(); 4002 for (Signature chainSig : chainSignatures) { 4003 scannedCompatSet.add(chainSig); 4004 } 4005 } catch (CertificateEncodingException e) { 4006 scannedCompatSet.add(sig); 4007 } 4008 } 4009 /* 4010 * Make sure the expanded scanned set contains all signatures in the 4011 * existing one. 4012 */ 4013 if (scannedCompatSet.equals(existingSet)) { 4014 // Migrate the old signatures to the new scheme. 4015 existingSigs.assignSignatures(scannedPkg.mSignatures); 4016 // The new KeySets will be re-added later in the scanning process. 4017 synchronized (mPackages) { 4018 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4019 } 4020 return PackageManager.SIGNATURE_MATCH; 4021 } 4022 return PackageManager.SIGNATURE_NO_MATCH; 4023 } 4024 4025 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4026 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4027 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4028 } 4029 4030 private int compareSignaturesRecover(PackageSignatures existingSigs, 4031 PackageParser.Package scannedPkg) { 4032 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4033 return PackageManager.SIGNATURE_NO_MATCH; 4034 } 4035 4036 String msg = null; 4037 try { 4038 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4039 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4040 + scannedPkg.packageName); 4041 return PackageManager.SIGNATURE_MATCH; 4042 } 4043 } catch (CertificateException e) { 4044 msg = e.getMessage(); 4045 } 4046 4047 logCriticalInfo(Log.INFO, 4048 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4049 return PackageManager.SIGNATURE_NO_MATCH; 4050 } 4051 4052 @Override 4053 public String[] getPackagesForUid(int uid) { 4054 uid = UserHandle.getAppId(uid); 4055 // reader 4056 synchronized (mPackages) { 4057 Object obj = mSettings.getUserIdLPr(uid); 4058 if (obj instanceof SharedUserSetting) { 4059 final SharedUserSetting sus = (SharedUserSetting) obj; 4060 final int N = sus.packages.size(); 4061 final String[] res = new String[N]; 4062 final Iterator<PackageSetting> it = sus.packages.iterator(); 4063 int i = 0; 4064 while (it.hasNext()) { 4065 res[i++] = it.next().name; 4066 } 4067 return res; 4068 } else if (obj instanceof PackageSetting) { 4069 final PackageSetting ps = (PackageSetting) obj; 4070 return new String[] { ps.name }; 4071 } 4072 } 4073 return null; 4074 } 4075 4076 @Override 4077 public String getNameForUid(int uid) { 4078 // reader 4079 synchronized (mPackages) { 4080 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4081 if (obj instanceof SharedUserSetting) { 4082 final SharedUserSetting sus = (SharedUserSetting) obj; 4083 return sus.name + ":" + sus.userId; 4084 } else if (obj instanceof PackageSetting) { 4085 final PackageSetting ps = (PackageSetting) obj; 4086 return ps.name; 4087 } 4088 } 4089 return null; 4090 } 4091 4092 @Override 4093 public int getUidForSharedUser(String sharedUserName) { 4094 if(sharedUserName == null) { 4095 return -1; 4096 } 4097 // reader 4098 synchronized (mPackages) { 4099 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4100 if (suid == null) { 4101 return -1; 4102 } 4103 return suid.userId; 4104 } 4105 } 4106 4107 @Override 4108 public int getFlagsForUid(int uid) { 4109 synchronized (mPackages) { 4110 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4111 if (obj instanceof SharedUserSetting) { 4112 final SharedUserSetting sus = (SharedUserSetting) obj; 4113 return sus.pkgFlags; 4114 } else if (obj instanceof PackageSetting) { 4115 final PackageSetting ps = (PackageSetting) obj; 4116 return ps.pkgFlags; 4117 } 4118 } 4119 return 0; 4120 } 4121 4122 @Override 4123 public int getPrivateFlagsForUid(int uid) { 4124 synchronized (mPackages) { 4125 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4126 if (obj instanceof SharedUserSetting) { 4127 final SharedUserSetting sus = (SharedUserSetting) obj; 4128 return sus.pkgPrivateFlags; 4129 } else if (obj instanceof PackageSetting) { 4130 final PackageSetting ps = (PackageSetting) obj; 4131 return ps.pkgPrivateFlags; 4132 } 4133 } 4134 return 0; 4135 } 4136 4137 @Override 4138 public boolean isUidPrivileged(int uid) { 4139 uid = UserHandle.getAppId(uid); 4140 // reader 4141 synchronized (mPackages) { 4142 Object obj = mSettings.getUserIdLPr(uid); 4143 if (obj instanceof SharedUserSetting) { 4144 final SharedUserSetting sus = (SharedUserSetting) obj; 4145 final Iterator<PackageSetting> it = sus.packages.iterator(); 4146 while (it.hasNext()) { 4147 if (it.next().isPrivileged()) { 4148 return true; 4149 } 4150 } 4151 } else if (obj instanceof PackageSetting) { 4152 final PackageSetting ps = (PackageSetting) obj; 4153 return ps.isPrivileged(); 4154 } 4155 } 4156 return false; 4157 } 4158 4159 @Override 4160 public String[] getAppOpPermissionPackages(String permissionName) { 4161 synchronized (mPackages) { 4162 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4163 if (pkgs == null) { 4164 return null; 4165 } 4166 return pkgs.toArray(new String[pkgs.size()]); 4167 } 4168 } 4169 4170 @Override 4171 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4172 int flags, int userId) { 4173 if (!sUserManager.exists(userId)) return null; 4174 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4175 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4176 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4177 } 4178 4179 @Override 4180 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4181 IntentFilter filter, int match, ComponentName activity) { 4182 final int userId = UserHandle.getCallingUserId(); 4183 if (DEBUG_PREFERRED) { 4184 Log.v(TAG, "setLastChosenActivity intent=" + intent 4185 + " resolvedType=" + resolvedType 4186 + " flags=" + flags 4187 + " filter=" + filter 4188 + " match=" + match 4189 + " activity=" + activity); 4190 filter.dump(new PrintStreamPrinter(System.out), " "); 4191 } 4192 intent.setComponent(null); 4193 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4194 // Find any earlier preferred or last chosen entries and nuke them 4195 findPreferredActivity(intent, resolvedType, 4196 flags, query, 0, false, true, false, userId); 4197 // Add the new activity as the last chosen for this filter 4198 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4199 "Setting last chosen"); 4200 } 4201 4202 @Override 4203 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4204 final int userId = UserHandle.getCallingUserId(); 4205 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4206 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4207 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4208 false, false, false, userId); 4209 } 4210 4211 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4212 int flags, List<ResolveInfo> query, int userId) { 4213 if (query != null) { 4214 final int N = query.size(); 4215 if (N == 1) { 4216 return query.get(0); 4217 } else if (N > 1) { 4218 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4219 // If there is more than one activity with the same priority, 4220 // then let the user decide between them. 4221 ResolveInfo r0 = query.get(0); 4222 ResolveInfo r1 = query.get(1); 4223 if (DEBUG_INTENT_MATCHING || debug) { 4224 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4225 + r1.activityInfo.name + "=" + r1.priority); 4226 } 4227 // If the first activity has a higher priority, or a different 4228 // default, then it is always desireable to pick it. 4229 if (r0.priority != r1.priority 4230 || r0.preferredOrder != r1.preferredOrder 4231 || r0.isDefault != r1.isDefault) { 4232 return query.get(0); 4233 } 4234 // If we have saved a preference for a preferred activity for 4235 // this Intent, use that. 4236 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4237 flags, query, r0.priority, true, false, debug, userId); 4238 if (ri != null) { 4239 return ri; 4240 } 4241 ri = new ResolveInfo(mResolveInfo); 4242 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4243 ri.activityInfo.applicationInfo = new ApplicationInfo( 4244 ri.activityInfo.applicationInfo); 4245 if (userId != 0) { 4246 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4247 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4248 } 4249 // Make sure that the resolver is displayable in car mode 4250 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4251 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4252 return ri; 4253 } 4254 } 4255 return null; 4256 } 4257 4258 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4259 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4260 final int N = query.size(); 4261 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4262 .get(userId); 4263 // Get the list of persistent preferred activities that handle the intent 4264 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4265 List<PersistentPreferredActivity> pprefs = ppir != null 4266 ? ppir.queryIntent(intent, resolvedType, 4267 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4268 : null; 4269 if (pprefs != null && pprefs.size() > 0) { 4270 final int M = pprefs.size(); 4271 for (int i=0; i<M; i++) { 4272 final PersistentPreferredActivity ppa = pprefs.get(i); 4273 if (DEBUG_PREFERRED || debug) { 4274 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4275 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4276 + "\n component=" + ppa.mComponent); 4277 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4278 } 4279 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4280 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4281 if (DEBUG_PREFERRED || debug) { 4282 Slog.v(TAG, "Found persistent preferred activity:"); 4283 if (ai != null) { 4284 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4285 } else { 4286 Slog.v(TAG, " null"); 4287 } 4288 } 4289 if (ai == null) { 4290 // This previously registered persistent preferred activity 4291 // component is no longer known. Ignore it and do NOT remove it. 4292 continue; 4293 } 4294 for (int j=0; j<N; j++) { 4295 final ResolveInfo ri = query.get(j); 4296 if (!ri.activityInfo.applicationInfo.packageName 4297 .equals(ai.applicationInfo.packageName)) { 4298 continue; 4299 } 4300 if (!ri.activityInfo.name.equals(ai.name)) { 4301 continue; 4302 } 4303 // Found a persistent preference that can handle the intent. 4304 if (DEBUG_PREFERRED || debug) { 4305 Slog.v(TAG, "Returning persistent preferred activity: " + 4306 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4307 } 4308 return ri; 4309 } 4310 } 4311 } 4312 return null; 4313 } 4314 4315 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4316 List<ResolveInfo> query, int priority, boolean always, 4317 boolean removeMatches, boolean debug, int userId) { 4318 if (!sUserManager.exists(userId)) return null; 4319 // writer 4320 synchronized (mPackages) { 4321 if (intent.getSelector() != null) { 4322 intent = intent.getSelector(); 4323 } 4324 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4325 4326 // Try to find a matching persistent preferred activity. 4327 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4328 debug, userId); 4329 4330 // If a persistent preferred activity matched, use it. 4331 if (pri != null) { 4332 return pri; 4333 } 4334 4335 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4336 // Get the list of preferred activities that handle the intent 4337 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4338 List<PreferredActivity> prefs = pir != null 4339 ? pir.queryIntent(intent, resolvedType, 4340 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4341 : null; 4342 if (prefs != null && prefs.size() > 0) { 4343 boolean changed = false; 4344 try { 4345 // First figure out how good the original match set is. 4346 // We will only allow preferred activities that came 4347 // from the same match quality. 4348 int match = 0; 4349 4350 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4351 4352 final int N = query.size(); 4353 for (int j=0; j<N; j++) { 4354 final ResolveInfo ri = query.get(j); 4355 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4356 + ": 0x" + Integer.toHexString(match)); 4357 if (ri.match > match) { 4358 match = ri.match; 4359 } 4360 } 4361 4362 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4363 + Integer.toHexString(match)); 4364 4365 match &= IntentFilter.MATCH_CATEGORY_MASK; 4366 final int M = prefs.size(); 4367 for (int i=0; i<M; i++) { 4368 final PreferredActivity pa = prefs.get(i); 4369 if (DEBUG_PREFERRED || debug) { 4370 Slog.v(TAG, "Checking PreferredActivity ds=" 4371 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4372 + "\n component=" + pa.mPref.mComponent); 4373 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4374 } 4375 if (pa.mPref.mMatch != match) { 4376 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4377 + Integer.toHexString(pa.mPref.mMatch)); 4378 continue; 4379 } 4380 // If it's not an "always" type preferred activity and that's what we're 4381 // looking for, skip it. 4382 if (always && !pa.mPref.mAlways) { 4383 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4384 continue; 4385 } 4386 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4387 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4388 if (DEBUG_PREFERRED || debug) { 4389 Slog.v(TAG, "Found preferred activity:"); 4390 if (ai != null) { 4391 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4392 } else { 4393 Slog.v(TAG, " null"); 4394 } 4395 } 4396 if (ai == null) { 4397 // This previously registered preferred activity 4398 // component is no longer known. Most likely an update 4399 // to the app was installed and in the new version this 4400 // component no longer exists. Clean it up by removing 4401 // it from the preferred activities list, and skip it. 4402 Slog.w(TAG, "Removing dangling preferred activity: " 4403 + pa.mPref.mComponent); 4404 pir.removeFilter(pa); 4405 changed = true; 4406 continue; 4407 } 4408 for (int j=0; j<N; j++) { 4409 final ResolveInfo ri = query.get(j); 4410 if (!ri.activityInfo.applicationInfo.packageName 4411 .equals(ai.applicationInfo.packageName)) { 4412 continue; 4413 } 4414 if (!ri.activityInfo.name.equals(ai.name)) { 4415 continue; 4416 } 4417 4418 if (removeMatches) { 4419 pir.removeFilter(pa); 4420 changed = true; 4421 if (DEBUG_PREFERRED) { 4422 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4423 } 4424 break; 4425 } 4426 4427 // Okay we found a previously set preferred or last chosen app. 4428 // If the result set is different from when this 4429 // was created, we need to clear it and re-ask the 4430 // user their preference, if we're looking for an "always" type entry. 4431 if (always && !pa.mPref.sameSet(query)) { 4432 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4433 + intent + " type " + resolvedType); 4434 if (DEBUG_PREFERRED) { 4435 Slog.v(TAG, "Removing preferred activity since set changed " 4436 + pa.mPref.mComponent); 4437 } 4438 pir.removeFilter(pa); 4439 // Re-add the filter as a "last chosen" entry (!always) 4440 PreferredActivity lastChosen = new PreferredActivity( 4441 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4442 pir.addFilter(lastChosen); 4443 changed = true; 4444 return null; 4445 } 4446 4447 // Yay! Either the set matched or we're looking for the last chosen 4448 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4449 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4450 return ri; 4451 } 4452 } 4453 } finally { 4454 if (changed) { 4455 if (DEBUG_PREFERRED) { 4456 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4457 } 4458 scheduleWritePackageRestrictionsLocked(userId); 4459 } 4460 } 4461 } 4462 } 4463 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4464 return null; 4465 } 4466 4467 /* 4468 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4469 */ 4470 @Override 4471 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4472 int targetUserId) { 4473 mContext.enforceCallingOrSelfPermission( 4474 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4475 List<CrossProfileIntentFilter> matches = 4476 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4477 if (matches != null) { 4478 int size = matches.size(); 4479 for (int i = 0; i < size; i++) { 4480 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4481 } 4482 } 4483 if (hasWebURI(intent)) { 4484 // cross-profile app linking works only towards the parent. 4485 final UserInfo parent = getProfileParent(sourceUserId); 4486 synchronized(mPackages) { 4487 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4488 intent, resolvedType, 0, sourceUserId, parent.id); 4489 return xpDomainInfo != null; 4490 } 4491 } 4492 return false; 4493 } 4494 4495 private UserInfo getProfileParent(int userId) { 4496 final long identity = Binder.clearCallingIdentity(); 4497 try { 4498 return sUserManager.getProfileParent(userId); 4499 } finally { 4500 Binder.restoreCallingIdentity(identity); 4501 } 4502 } 4503 4504 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4505 String resolvedType, int userId) { 4506 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4507 if (resolver != null) { 4508 return resolver.queryIntent(intent, resolvedType, false, userId); 4509 } 4510 return null; 4511 } 4512 4513 @Override 4514 public List<ResolveInfo> queryIntentActivities(Intent intent, 4515 String resolvedType, int flags, int userId) { 4516 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4517 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4518 ComponentName comp = intent.getComponent(); 4519 if (comp == null) { 4520 if (intent.getSelector() != null) { 4521 intent = intent.getSelector(); 4522 comp = intent.getComponent(); 4523 } 4524 } 4525 4526 if (comp != null) { 4527 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4528 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4529 if (ai != null) { 4530 final ResolveInfo ri = new ResolveInfo(); 4531 ri.activityInfo = ai; 4532 list.add(ri); 4533 } 4534 return list; 4535 } 4536 4537 // reader 4538 synchronized (mPackages) { 4539 final String pkgName = intent.getPackage(); 4540 if (pkgName == null) { 4541 List<CrossProfileIntentFilter> matchingFilters = 4542 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4543 // Check for results that need to skip the current profile. 4544 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4545 resolvedType, flags, userId); 4546 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4547 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4548 result.add(xpResolveInfo); 4549 return filterIfNotPrimaryUser(result, userId); 4550 } 4551 4552 // Check for results in the current profile. 4553 List<ResolveInfo> result = mActivities.queryIntent( 4554 intent, resolvedType, flags, userId); 4555 4556 // Check for cross profile results. 4557 xpResolveInfo = queryCrossProfileIntents( 4558 matchingFilters, intent, resolvedType, flags, userId); 4559 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4560 result.add(xpResolveInfo); 4561 Collections.sort(result, mResolvePrioritySorter); 4562 } 4563 result = filterIfNotPrimaryUser(result, userId); 4564 if (hasWebURI(intent)) { 4565 CrossProfileDomainInfo xpDomainInfo = null; 4566 final UserInfo parent = getProfileParent(userId); 4567 if (parent != null) { 4568 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4569 flags, userId, parent.id); 4570 } 4571 if (xpDomainInfo != null) { 4572 if (xpResolveInfo != null) { 4573 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4574 // in the result. 4575 result.remove(xpResolveInfo); 4576 } 4577 if (result.size() == 0) { 4578 result.add(xpDomainInfo.resolveInfo); 4579 return result; 4580 } 4581 } else if (result.size() <= 1) { 4582 return result; 4583 } 4584 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4585 xpDomainInfo, userId); 4586 Collections.sort(result, mResolvePrioritySorter); 4587 } 4588 return result; 4589 } 4590 final PackageParser.Package pkg = mPackages.get(pkgName); 4591 if (pkg != null) { 4592 return filterIfNotPrimaryUser( 4593 mActivities.queryIntentForPackage( 4594 intent, resolvedType, flags, pkg.activities, userId), 4595 userId); 4596 } 4597 return new ArrayList<ResolveInfo>(); 4598 } 4599 } 4600 4601 private static class CrossProfileDomainInfo { 4602 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4603 ResolveInfo resolveInfo; 4604 /* Best domain verification status of the activities found in the other profile */ 4605 int bestDomainVerificationStatus; 4606 } 4607 4608 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4609 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4610 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4611 sourceUserId)) { 4612 return null; 4613 } 4614 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4615 resolvedType, flags, parentUserId); 4616 4617 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4618 return null; 4619 } 4620 CrossProfileDomainInfo result = null; 4621 int size = resultTargetUser.size(); 4622 for (int i = 0; i < size; i++) { 4623 ResolveInfo riTargetUser = resultTargetUser.get(i); 4624 // Intent filter verification is only for filters that specify a host. So don't return 4625 // those that handle all web uris. 4626 if (riTargetUser.handleAllWebDataURI) { 4627 continue; 4628 } 4629 String packageName = riTargetUser.activityInfo.packageName; 4630 PackageSetting ps = mSettings.mPackages.get(packageName); 4631 if (ps == null) { 4632 continue; 4633 } 4634 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4635 int status = (int)(verificationState >> 32); 4636 if (result == null) { 4637 result = new CrossProfileDomainInfo(); 4638 result.resolveInfo = 4639 createForwardingResolveInfo(new IntentFilter(), sourceUserId, parentUserId); 4640 result.bestDomainVerificationStatus = status; 4641 } else { 4642 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4643 result.bestDomainVerificationStatus); 4644 } 4645 } 4646 // Don't consider matches with status NEVER across profiles. 4647 if (result != null && result.bestDomainVerificationStatus 4648 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4649 return null; 4650 } 4651 return result; 4652 } 4653 4654 /** 4655 * Verification statuses are ordered from the worse to the best, except for 4656 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4657 */ 4658 private int bestDomainVerificationStatus(int status1, int status2) { 4659 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4660 return status2; 4661 } 4662 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4663 return status1; 4664 } 4665 return (int) MathUtils.max(status1, status2); 4666 } 4667 4668 private boolean isUserEnabled(int userId) { 4669 long callingId = Binder.clearCallingIdentity(); 4670 try { 4671 UserInfo userInfo = sUserManager.getUserInfo(userId); 4672 return userInfo != null && userInfo.isEnabled(); 4673 } finally { 4674 Binder.restoreCallingIdentity(callingId); 4675 } 4676 } 4677 4678 /** 4679 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4680 * 4681 * @return filtered list 4682 */ 4683 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4684 if (userId == UserHandle.USER_OWNER) { 4685 return resolveInfos; 4686 } 4687 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4688 ResolveInfo info = resolveInfos.get(i); 4689 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4690 resolveInfos.remove(i); 4691 } 4692 } 4693 return resolveInfos; 4694 } 4695 4696 private static boolean hasWebURI(Intent intent) { 4697 if (intent.getData() == null) { 4698 return false; 4699 } 4700 final String scheme = intent.getScheme(); 4701 if (TextUtils.isEmpty(scheme)) { 4702 return false; 4703 } 4704 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4705 } 4706 4707 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4708 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4709 int userId) { 4710 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4711 4712 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4713 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4714 candidates.size()); 4715 } 4716 4717 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4718 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4719 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4720 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 4721 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4722 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4723 4724 synchronized (mPackages) { 4725 final int count = candidates.size(); 4726 // First, try to use linked apps. Partition the candidates into four lists: 4727 // one for the final results, one for the "do not use ever", one for "undefined status" 4728 // and finally one for "browser app type". 4729 for (int n=0; n<count; n++) { 4730 ResolveInfo info = candidates.get(n); 4731 String packageName = info.activityInfo.packageName; 4732 PackageSetting ps = mSettings.mPackages.get(packageName); 4733 if (ps != null) { 4734 // Add to the special match all list (Browser use case) 4735 if (info.handleAllWebDataURI) { 4736 matchAllList.add(info); 4737 continue; 4738 } 4739 // Try to get the status from User settings first 4740 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4741 int status = (int)(packedStatus >> 32); 4742 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4743 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4744 if (DEBUG_DOMAIN_VERIFICATION) { 4745 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4746 + " : linkgen=" + linkGeneration); 4747 } 4748 // Use link-enabled generation as preferredOrder, i.e. 4749 // prefer newly-enabled over earlier-enabled. 4750 info.preferredOrder = linkGeneration; 4751 alwaysList.add(info); 4752 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4753 if (DEBUG_DOMAIN_VERIFICATION) { 4754 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4755 } 4756 neverList.add(info); 4757 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4758 if (DEBUG_DOMAIN_VERIFICATION) { 4759 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 4760 } 4761 alwaysAskList.add(info); 4762 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4763 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4764 if (DEBUG_DOMAIN_VERIFICATION) { 4765 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4766 } 4767 undefinedList.add(info); 4768 } 4769 } 4770 } 4771 4772 // We'll want to include browser possibilities in a few cases 4773 boolean includeBrowser = false; 4774 4775 // First try to add the "always" resolution(s) for the current user, if any 4776 if (alwaysList.size() > 0) { 4777 result.addAll(alwaysList); 4778 } else { 4779 // Add all undefined apps as we want them to appear in the disambiguation dialog. 4780 result.addAll(undefinedList); 4781 // Maybe add one for the other profile. 4782 if (xpDomainInfo != null && ( 4783 xpDomainInfo.bestDomainVerificationStatus 4784 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 4785 result.add(xpDomainInfo.resolveInfo); 4786 } 4787 includeBrowser = true; 4788 } 4789 4790 // The presence of any 'always ask' alternatives means we'll also offer browsers. 4791 // If there were 'always' entries their preferred order has been set, so we also 4792 // back that off to make the alternatives equivalent 4793 if (alwaysAskList.size() > 0) { 4794 for (ResolveInfo i : result) { 4795 i.preferredOrder = 0; 4796 } 4797 result.addAll(alwaysAskList); 4798 includeBrowser = true; 4799 } 4800 4801 if (includeBrowser) { 4802 // Also add browsers (all of them or only the default one) 4803 if (DEBUG_DOMAIN_VERIFICATION) { 4804 Slog.v(TAG, " ...including browsers in candidate set"); 4805 } 4806 if ((matchFlags & MATCH_ALL) != 0) { 4807 result.addAll(matchAllList); 4808 } else { 4809 // Browser/generic handling case. If there's a default browser, go straight 4810 // to that (but only if there is no other higher-priority match). 4811 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4812 int maxMatchPrio = 0; 4813 ResolveInfo defaultBrowserMatch = null; 4814 final int numCandidates = matchAllList.size(); 4815 for (int n = 0; n < numCandidates; n++) { 4816 ResolveInfo info = matchAllList.get(n); 4817 // track the highest overall match priority... 4818 if (info.priority > maxMatchPrio) { 4819 maxMatchPrio = info.priority; 4820 } 4821 // ...and the highest-priority default browser match 4822 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4823 if (defaultBrowserMatch == null 4824 || (defaultBrowserMatch.priority < info.priority)) { 4825 if (debug) { 4826 Slog.v(TAG, "Considering default browser match " + info); 4827 } 4828 defaultBrowserMatch = info; 4829 } 4830 } 4831 } 4832 if (defaultBrowserMatch != null 4833 && defaultBrowserMatch.priority >= maxMatchPrio 4834 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4835 { 4836 if (debug) { 4837 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4838 } 4839 result.add(defaultBrowserMatch); 4840 } else { 4841 result.addAll(matchAllList); 4842 } 4843 } 4844 4845 // If there is nothing selected, add all candidates and remove the ones that the user 4846 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4847 if (result.size() == 0) { 4848 result.addAll(candidates); 4849 result.removeAll(neverList); 4850 } 4851 } 4852 } 4853 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4854 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4855 result.size()); 4856 for (ResolveInfo info : result) { 4857 Slog.v(TAG, " + " + info.activityInfo); 4858 } 4859 } 4860 return result; 4861 } 4862 4863 // Returns a packed value as a long: 4864 // 4865 // high 'int'-sized word: link status: undefined/ask/never/always. 4866 // low 'int'-sized word: relative priority among 'always' results. 4867 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4868 long result = ps.getDomainVerificationStatusForUser(userId); 4869 // if none available, get the master status 4870 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4871 if (ps.getIntentFilterVerificationInfo() != null) { 4872 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4873 } 4874 } 4875 return result; 4876 } 4877 4878 private ResolveInfo querySkipCurrentProfileIntents( 4879 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4880 int flags, int sourceUserId) { 4881 if (matchingFilters != null) { 4882 int size = matchingFilters.size(); 4883 for (int i = 0; i < size; i ++) { 4884 CrossProfileIntentFilter filter = matchingFilters.get(i); 4885 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4886 // Checking if there are activities in the target user that can handle the 4887 // intent. 4888 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4889 flags, sourceUserId); 4890 if (resolveInfo != null) { 4891 return resolveInfo; 4892 } 4893 } 4894 } 4895 } 4896 return null; 4897 } 4898 4899 // Return matching ResolveInfo if any for skip current profile intent filters. 4900 private ResolveInfo queryCrossProfileIntents( 4901 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4902 int flags, int sourceUserId) { 4903 if (matchingFilters != null) { 4904 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4905 // match the same intent. For performance reasons, it is better not to 4906 // run queryIntent twice for the same userId 4907 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4908 int size = matchingFilters.size(); 4909 for (int i = 0; i < size; i++) { 4910 CrossProfileIntentFilter filter = matchingFilters.get(i); 4911 int targetUserId = filter.getTargetUserId(); 4912 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4913 && !alreadyTriedUserIds.get(targetUserId)) { 4914 // Checking if there are activities in the target user that can handle the 4915 // intent. 4916 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4917 flags, sourceUserId); 4918 if (resolveInfo != null) return resolveInfo; 4919 alreadyTriedUserIds.put(targetUserId, true); 4920 } 4921 } 4922 } 4923 return null; 4924 } 4925 4926 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4927 String resolvedType, int flags, int sourceUserId) { 4928 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4929 resolvedType, flags, filter.getTargetUserId()); 4930 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4931 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4932 } 4933 return null; 4934 } 4935 4936 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4937 int sourceUserId, int targetUserId) { 4938 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4939 String className; 4940 if (targetUserId == UserHandle.USER_OWNER) { 4941 className = FORWARD_INTENT_TO_USER_OWNER; 4942 } else { 4943 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4944 } 4945 ComponentName forwardingActivityComponentName = new ComponentName( 4946 mAndroidApplication.packageName, className); 4947 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4948 sourceUserId); 4949 if (targetUserId == UserHandle.USER_OWNER) { 4950 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4951 forwardingResolveInfo.noResourceId = true; 4952 } 4953 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4954 forwardingResolveInfo.priority = 0; 4955 forwardingResolveInfo.preferredOrder = 0; 4956 forwardingResolveInfo.match = 0; 4957 forwardingResolveInfo.isDefault = true; 4958 forwardingResolveInfo.filter = filter; 4959 forwardingResolveInfo.targetUserId = targetUserId; 4960 return forwardingResolveInfo; 4961 } 4962 4963 @Override 4964 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4965 Intent[] specifics, String[] specificTypes, Intent intent, 4966 String resolvedType, int flags, int userId) { 4967 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4968 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4969 false, "query intent activity options"); 4970 final String resultsAction = intent.getAction(); 4971 4972 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4973 | PackageManager.GET_RESOLVED_FILTER, userId); 4974 4975 if (DEBUG_INTENT_MATCHING) { 4976 Log.v(TAG, "Query " + intent + ": " + results); 4977 } 4978 4979 int specificsPos = 0; 4980 int N; 4981 4982 // todo: note that the algorithm used here is O(N^2). This 4983 // isn't a problem in our current environment, but if we start running 4984 // into situations where we have more than 5 or 10 matches then this 4985 // should probably be changed to something smarter... 4986 4987 // First we go through and resolve each of the specific items 4988 // that were supplied, taking care of removing any corresponding 4989 // duplicate items in the generic resolve list. 4990 if (specifics != null) { 4991 for (int i=0; i<specifics.length; i++) { 4992 final Intent sintent = specifics[i]; 4993 if (sintent == null) { 4994 continue; 4995 } 4996 4997 if (DEBUG_INTENT_MATCHING) { 4998 Log.v(TAG, "Specific #" + i + ": " + sintent); 4999 } 5000 5001 String action = sintent.getAction(); 5002 if (resultsAction != null && resultsAction.equals(action)) { 5003 // If this action was explicitly requested, then don't 5004 // remove things that have it. 5005 action = null; 5006 } 5007 5008 ResolveInfo ri = null; 5009 ActivityInfo ai = null; 5010 5011 ComponentName comp = sintent.getComponent(); 5012 if (comp == null) { 5013 ri = resolveIntent( 5014 sintent, 5015 specificTypes != null ? specificTypes[i] : null, 5016 flags, userId); 5017 if (ri == null) { 5018 continue; 5019 } 5020 if (ri == mResolveInfo) { 5021 // ACK! Must do something better with this. 5022 } 5023 ai = ri.activityInfo; 5024 comp = new ComponentName(ai.applicationInfo.packageName, 5025 ai.name); 5026 } else { 5027 ai = getActivityInfo(comp, flags, userId); 5028 if (ai == null) { 5029 continue; 5030 } 5031 } 5032 5033 // Look for any generic query activities that are duplicates 5034 // of this specific one, and remove them from the results. 5035 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5036 N = results.size(); 5037 int j; 5038 for (j=specificsPos; j<N; j++) { 5039 ResolveInfo sri = results.get(j); 5040 if ((sri.activityInfo.name.equals(comp.getClassName()) 5041 && sri.activityInfo.applicationInfo.packageName.equals( 5042 comp.getPackageName())) 5043 || (action != null && sri.filter.matchAction(action))) { 5044 results.remove(j); 5045 if (DEBUG_INTENT_MATCHING) Log.v( 5046 TAG, "Removing duplicate item from " + j 5047 + " due to specific " + specificsPos); 5048 if (ri == null) { 5049 ri = sri; 5050 } 5051 j--; 5052 N--; 5053 } 5054 } 5055 5056 // Add this specific item to its proper place. 5057 if (ri == null) { 5058 ri = new ResolveInfo(); 5059 ri.activityInfo = ai; 5060 } 5061 results.add(specificsPos, ri); 5062 ri.specificIndex = i; 5063 specificsPos++; 5064 } 5065 } 5066 5067 // Now we go through the remaining generic results and remove any 5068 // duplicate actions that are found here. 5069 N = results.size(); 5070 for (int i=specificsPos; i<N-1; i++) { 5071 final ResolveInfo rii = results.get(i); 5072 if (rii.filter == null) { 5073 continue; 5074 } 5075 5076 // Iterate over all of the actions of this result's intent 5077 // filter... typically this should be just one. 5078 final Iterator<String> it = rii.filter.actionsIterator(); 5079 if (it == null) { 5080 continue; 5081 } 5082 while (it.hasNext()) { 5083 final String action = it.next(); 5084 if (resultsAction != null && resultsAction.equals(action)) { 5085 // If this action was explicitly requested, then don't 5086 // remove things that have it. 5087 continue; 5088 } 5089 for (int j=i+1; j<N; j++) { 5090 final ResolveInfo rij = results.get(j); 5091 if (rij.filter != null && rij.filter.hasAction(action)) { 5092 results.remove(j); 5093 if (DEBUG_INTENT_MATCHING) Log.v( 5094 TAG, "Removing duplicate item from " + j 5095 + " due to action " + action + " at " + i); 5096 j--; 5097 N--; 5098 } 5099 } 5100 } 5101 5102 // If the caller didn't request filter information, drop it now 5103 // so we don't have to marshall/unmarshall it. 5104 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5105 rii.filter = null; 5106 } 5107 } 5108 5109 // Filter out the caller activity if so requested. 5110 if (caller != null) { 5111 N = results.size(); 5112 for (int i=0; i<N; i++) { 5113 ActivityInfo ainfo = results.get(i).activityInfo; 5114 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5115 && caller.getClassName().equals(ainfo.name)) { 5116 results.remove(i); 5117 break; 5118 } 5119 } 5120 } 5121 5122 // If the caller didn't request filter information, 5123 // drop them now so we don't have to 5124 // marshall/unmarshall it. 5125 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5126 N = results.size(); 5127 for (int i=0; i<N; i++) { 5128 results.get(i).filter = null; 5129 } 5130 } 5131 5132 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5133 return results; 5134 } 5135 5136 @Override 5137 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5138 int userId) { 5139 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5140 ComponentName comp = intent.getComponent(); 5141 if (comp == null) { 5142 if (intent.getSelector() != null) { 5143 intent = intent.getSelector(); 5144 comp = intent.getComponent(); 5145 } 5146 } 5147 if (comp != null) { 5148 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5149 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5150 if (ai != null) { 5151 ResolveInfo ri = new ResolveInfo(); 5152 ri.activityInfo = ai; 5153 list.add(ri); 5154 } 5155 return list; 5156 } 5157 5158 // reader 5159 synchronized (mPackages) { 5160 String pkgName = intent.getPackage(); 5161 if (pkgName == null) { 5162 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5163 } 5164 final PackageParser.Package pkg = mPackages.get(pkgName); 5165 if (pkg != null) { 5166 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5167 userId); 5168 } 5169 return null; 5170 } 5171 } 5172 5173 @Override 5174 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5175 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5176 if (!sUserManager.exists(userId)) return null; 5177 if (query != null) { 5178 if (query.size() >= 1) { 5179 // If there is more than one service with the same priority, 5180 // just arbitrarily pick the first one. 5181 return query.get(0); 5182 } 5183 } 5184 return null; 5185 } 5186 5187 @Override 5188 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5189 int userId) { 5190 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5191 ComponentName comp = intent.getComponent(); 5192 if (comp == null) { 5193 if (intent.getSelector() != null) { 5194 intent = intent.getSelector(); 5195 comp = intent.getComponent(); 5196 } 5197 } 5198 if (comp != null) { 5199 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5200 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5201 if (si != null) { 5202 final ResolveInfo ri = new ResolveInfo(); 5203 ri.serviceInfo = si; 5204 list.add(ri); 5205 } 5206 return list; 5207 } 5208 5209 // reader 5210 synchronized (mPackages) { 5211 String pkgName = intent.getPackage(); 5212 if (pkgName == null) { 5213 return mServices.queryIntent(intent, resolvedType, flags, userId); 5214 } 5215 final PackageParser.Package pkg = mPackages.get(pkgName); 5216 if (pkg != null) { 5217 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5218 userId); 5219 } 5220 return null; 5221 } 5222 } 5223 5224 @Override 5225 public List<ResolveInfo> queryIntentContentProviders( 5226 Intent intent, String resolvedType, int flags, int userId) { 5227 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5228 ComponentName comp = intent.getComponent(); 5229 if (comp == null) { 5230 if (intent.getSelector() != null) { 5231 intent = intent.getSelector(); 5232 comp = intent.getComponent(); 5233 } 5234 } 5235 if (comp != null) { 5236 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5237 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5238 if (pi != null) { 5239 final ResolveInfo ri = new ResolveInfo(); 5240 ri.providerInfo = pi; 5241 list.add(ri); 5242 } 5243 return list; 5244 } 5245 5246 // reader 5247 synchronized (mPackages) { 5248 String pkgName = intent.getPackage(); 5249 if (pkgName == null) { 5250 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5251 } 5252 final PackageParser.Package pkg = mPackages.get(pkgName); 5253 if (pkg != null) { 5254 return mProviders.queryIntentForPackage( 5255 intent, resolvedType, flags, pkg.providers, userId); 5256 } 5257 return null; 5258 } 5259 } 5260 5261 @Override 5262 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5263 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5264 5265 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5266 5267 // writer 5268 synchronized (mPackages) { 5269 ArrayList<PackageInfo> list; 5270 if (listUninstalled) { 5271 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5272 for (PackageSetting ps : mSettings.mPackages.values()) { 5273 PackageInfo pi; 5274 if (ps.pkg != null) { 5275 pi = generatePackageInfo(ps.pkg, flags, userId); 5276 } else { 5277 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5278 } 5279 if (pi != null) { 5280 list.add(pi); 5281 } 5282 } 5283 } else { 5284 list = new ArrayList<PackageInfo>(mPackages.size()); 5285 for (PackageParser.Package p : mPackages.values()) { 5286 PackageInfo pi = generatePackageInfo(p, flags, userId); 5287 if (pi != null) { 5288 list.add(pi); 5289 } 5290 } 5291 } 5292 5293 return new ParceledListSlice<PackageInfo>(list); 5294 } 5295 } 5296 5297 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5298 String[] permissions, boolean[] tmp, int flags, int userId) { 5299 int numMatch = 0; 5300 final PermissionsState permissionsState = ps.getPermissionsState(); 5301 for (int i=0; i<permissions.length; i++) { 5302 final String permission = permissions[i]; 5303 if (permissionsState.hasPermission(permission, userId)) { 5304 tmp[i] = true; 5305 numMatch++; 5306 } else { 5307 tmp[i] = false; 5308 } 5309 } 5310 if (numMatch == 0) { 5311 return; 5312 } 5313 PackageInfo pi; 5314 if (ps.pkg != null) { 5315 pi = generatePackageInfo(ps.pkg, flags, userId); 5316 } else { 5317 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5318 } 5319 // The above might return null in cases of uninstalled apps or install-state 5320 // skew across users/profiles. 5321 if (pi != null) { 5322 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5323 if (numMatch == permissions.length) { 5324 pi.requestedPermissions = permissions; 5325 } else { 5326 pi.requestedPermissions = new String[numMatch]; 5327 numMatch = 0; 5328 for (int i=0; i<permissions.length; i++) { 5329 if (tmp[i]) { 5330 pi.requestedPermissions[numMatch] = permissions[i]; 5331 numMatch++; 5332 } 5333 } 5334 } 5335 } 5336 list.add(pi); 5337 } 5338 } 5339 5340 @Override 5341 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5342 String[] permissions, int flags, int userId) { 5343 if (!sUserManager.exists(userId)) return null; 5344 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5345 5346 // writer 5347 synchronized (mPackages) { 5348 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5349 boolean[] tmpBools = new boolean[permissions.length]; 5350 if (listUninstalled) { 5351 for (PackageSetting ps : mSettings.mPackages.values()) { 5352 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5353 } 5354 } else { 5355 for (PackageParser.Package pkg : mPackages.values()) { 5356 PackageSetting ps = (PackageSetting)pkg.mExtras; 5357 if (ps != null) { 5358 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5359 userId); 5360 } 5361 } 5362 } 5363 5364 return new ParceledListSlice<PackageInfo>(list); 5365 } 5366 } 5367 5368 @Override 5369 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5370 if (!sUserManager.exists(userId)) return null; 5371 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5372 5373 // writer 5374 synchronized (mPackages) { 5375 ArrayList<ApplicationInfo> list; 5376 if (listUninstalled) { 5377 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5378 for (PackageSetting ps : mSettings.mPackages.values()) { 5379 ApplicationInfo ai; 5380 if (ps.pkg != null) { 5381 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5382 ps.readUserState(userId), userId); 5383 } else { 5384 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5385 } 5386 if (ai != null) { 5387 list.add(ai); 5388 } 5389 } 5390 } else { 5391 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5392 for (PackageParser.Package p : mPackages.values()) { 5393 if (p.mExtras != null) { 5394 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5395 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5396 if (ai != null) { 5397 list.add(ai); 5398 } 5399 } 5400 } 5401 } 5402 5403 return new ParceledListSlice<ApplicationInfo>(list); 5404 } 5405 } 5406 5407 public List<ApplicationInfo> getPersistentApplications(int flags) { 5408 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5409 5410 // reader 5411 synchronized (mPackages) { 5412 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5413 final int userId = UserHandle.getCallingUserId(); 5414 while (i.hasNext()) { 5415 final PackageParser.Package p = i.next(); 5416 if (p.applicationInfo != null 5417 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5418 && (!mSafeMode || isSystemApp(p))) { 5419 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5420 if (ps != null) { 5421 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5422 ps.readUserState(userId), userId); 5423 if (ai != null) { 5424 finalList.add(ai); 5425 } 5426 } 5427 } 5428 } 5429 } 5430 5431 return finalList; 5432 } 5433 5434 @Override 5435 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5436 if (!sUserManager.exists(userId)) return null; 5437 // reader 5438 synchronized (mPackages) { 5439 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5440 PackageSetting ps = provider != null 5441 ? mSettings.mPackages.get(provider.owner.packageName) 5442 : null; 5443 return ps != null 5444 && mSettings.isEnabledLPr(provider.info, flags, userId) 5445 && (!mSafeMode || (provider.info.applicationInfo.flags 5446 &ApplicationInfo.FLAG_SYSTEM) != 0) 5447 ? PackageParser.generateProviderInfo(provider, flags, 5448 ps.readUserState(userId), userId) 5449 : null; 5450 } 5451 } 5452 5453 /** 5454 * @deprecated 5455 */ 5456 @Deprecated 5457 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5458 // reader 5459 synchronized (mPackages) { 5460 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5461 .entrySet().iterator(); 5462 final int userId = UserHandle.getCallingUserId(); 5463 while (i.hasNext()) { 5464 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5465 PackageParser.Provider p = entry.getValue(); 5466 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5467 5468 if (ps != null && p.syncable 5469 && (!mSafeMode || (p.info.applicationInfo.flags 5470 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5471 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5472 ps.readUserState(userId), userId); 5473 if (info != null) { 5474 outNames.add(entry.getKey()); 5475 outInfo.add(info); 5476 } 5477 } 5478 } 5479 } 5480 } 5481 5482 @Override 5483 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5484 int uid, int flags) { 5485 ArrayList<ProviderInfo> finalList = null; 5486 // reader 5487 synchronized (mPackages) { 5488 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5489 final int userId = processName != null ? 5490 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5491 while (i.hasNext()) { 5492 final PackageParser.Provider p = i.next(); 5493 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5494 if (ps != null && p.info.authority != null 5495 && (processName == null 5496 || (p.info.processName.equals(processName) 5497 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5498 && mSettings.isEnabledLPr(p.info, flags, userId) 5499 && (!mSafeMode 5500 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5501 if (finalList == null) { 5502 finalList = new ArrayList<ProviderInfo>(3); 5503 } 5504 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5505 ps.readUserState(userId), userId); 5506 if (info != null) { 5507 finalList.add(info); 5508 } 5509 } 5510 } 5511 } 5512 5513 if (finalList != null) { 5514 Collections.sort(finalList, mProviderInitOrderSorter); 5515 return new ParceledListSlice<ProviderInfo>(finalList); 5516 } 5517 5518 return null; 5519 } 5520 5521 @Override 5522 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5523 int flags) { 5524 // reader 5525 synchronized (mPackages) { 5526 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5527 return PackageParser.generateInstrumentationInfo(i, flags); 5528 } 5529 } 5530 5531 @Override 5532 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5533 int flags) { 5534 ArrayList<InstrumentationInfo> finalList = 5535 new ArrayList<InstrumentationInfo>(); 5536 5537 // reader 5538 synchronized (mPackages) { 5539 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5540 while (i.hasNext()) { 5541 final PackageParser.Instrumentation p = i.next(); 5542 if (targetPackage == null 5543 || targetPackage.equals(p.info.targetPackage)) { 5544 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5545 flags); 5546 if (ii != null) { 5547 finalList.add(ii); 5548 } 5549 } 5550 } 5551 } 5552 5553 return finalList; 5554 } 5555 5556 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5557 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5558 if (overlays == null) { 5559 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5560 return; 5561 } 5562 for (PackageParser.Package opkg : overlays.values()) { 5563 // Not much to do if idmap fails: we already logged the error 5564 // and we certainly don't want to abort installation of pkg simply 5565 // because an overlay didn't fit properly. For these reasons, 5566 // ignore the return value of createIdmapForPackagePairLI. 5567 createIdmapForPackagePairLI(pkg, opkg); 5568 } 5569 } 5570 5571 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5572 PackageParser.Package opkg) { 5573 if (!opkg.mTrustedOverlay) { 5574 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5575 opkg.baseCodePath + ": overlay not trusted"); 5576 return false; 5577 } 5578 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5579 if (overlaySet == null) { 5580 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5581 opkg.baseCodePath + " but target package has no known overlays"); 5582 return false; 5583 } 5584 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5585 // TODO: generate idmap for split APKs 5586 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5587 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5588 + opkg.baseCodePath); 5589 return false; 5590 } 5591 PackageParser.Package[] overlayArray = 5592 overlaySet.values().toArray(new PackageParser.Package[0]); 5593 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5594 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5595 return p1.mOverlayPriority - p2.mOverlayPriority; 5596 } 5597 }; 5598 Arrays.sort(overlayArray, cmp); 5599 5600 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5601 int i = 0; 5602 for (PackageParser.Package p : overlayArray) { 5603 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5604 } 5605 return true; 5606 } 5607 5608 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5609 final File[] files = dir.listFiles(); 5610 if (ArrayUtils.isEmpty(files)) { 5611 Log.d(TAG, "No files in app dir " + dir); 5612 return; 5613 } 5614 5615 if (DEBUG_PACKAGE_SCANNING) { 5616 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5617 + " flags=0x" + Integer.toHexString(parseFlags)); 5618 } 5619 5620 for (File file : files) { 5621 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5622 && !PackageInstallerService.isStageName(file.getName()); 5623 if (!isPackage) { 5624 // Ignore entries which are not packages 5625 continue; 5626 } 5627 try { 5628 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5629 scanFlags, currentTime, null); 5630 } catch (PackageManagerException e) { 5631 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5632 5633 // Delete invalid userdata apps 5634 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5635 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5636 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5637 if (file.isDirectory()) { 5638 mInstaller.rmPackageDir(file.getAbsolutePath()); 5639 } else { 5640 file.delete(); 5641 } 5642 } 5643 } 5644 } 5645 } 5646 5647 private static File getSettingsProblemFile() { 5648 File dataDir = Environment.getDataDirectory(); 5649 File systemDir = new File(dataDir, "system"); 5650 File fname = new File(systemDir, "uiderrors.txt"); 5651 return fname; 5652 } 5653 5654 static void reportSettingsProblem(int priority, String msg) { 5655 logCriticalInfo(priority, msg); 5656 } 5657 5658 static void logCriticalInfo(int priority, String msg) { 5659 Slog.println(priority, TAG, msg); 5660 EventLogTags.writePmCriticalInfo(msg); 5661 try { 5662 File fname = getSettingsProblemFile(); 5663 FileOutputStream out = new FileOutputStream(fname, true); 5664 PrintWriter pw = new FastPrintWriter(out); 5665 SimpleDateFormat formatter = new SimpleDateFormat(); 5666 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5667 pw.println(dateString + ": " + msg); 5668 pw.close(); 5669 FileUtils.setPermissions( 5670 fname.toString(), 5671 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5672 -1, -1); 5673 } catch (java.io.IOException e) { 5674 } 5675 } 5676 5677 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5678 PackageParser.Package pkg, File srcFile, int parseFlags) 5679 throws PackageManagerException { 5680 if (ps != null 5681 && ps.codePath.equals(srcFile) 5682 && ps.timeStamp == srcFile.lastModified() 5683 && !isCompatSignatureUpdateNeeded(pkg) 5684 && !isRecoverSignatureUpdateNeeded(pkg)) { 5685 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5686 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5687 ArraySet<PublicKey> signingKs; 5688 synchronized (mPackages) { 5689 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5690 } 5691 if (ps.signatures.mSignatures != null 5692 && ps.signatures.mSignatures.length != 0 5693 && signingKs != null) { 5694 // Optimization: reuse the existing cached certificates 5695 // if the package appears to be unchanged. 5696 pkg.mSignatures = ps.signatures.mSignatures; 5697 pkg.mSigningKeys = signingKs; 5698 return; 5699 } 5700 5701 Slog.w(TAG, "PackageSetting for " + ps.name 5702 + " is missing signatures. Collecting certs again to recover them."); 5703 } else { 5704 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5705 } 5706 5707 try { 5708 pp.collectCertificates(pkg, parseFlags); 5709 pp.collectManifestDigest(pkg); 5710 } catch (PackageParserException e) { 5711 throw PackageManagerException.from(e); 5712 } 5713 } 5714 5715 /* 5716 * Scan a package and return the newly parsed package. 5717 * Returns null in case of errors and the error code is stored in mLastScanError 5718 */ 5719 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5720 long currentTime, UserHandle user) throws PackageManagerException { 5721 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5722 parseFlags |= mDefParseFlags; 5723 PackageParser pp = new PackageParser(); 5724 pp.setSeparateProcesses(mSeparateProcesses); 5725 pp.setOnlyCoreApps(mOnlyCore); 5726 pp.setDisplayMetrics(mMetrics); 5727 5728 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5729 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5730 } 5731 5732 final PackageParser.Package pkg; 5733 try { 5734 pkg = pp.parsePackage(scanFile, parseFlags); 5735 } catch (PackageParserException e) { 5736 throw PackageManagerException.from(e); 5737 } 5738 5739 PackageSetting ps = null; 5740 PackageSetting updatedPkg; 5741 // reader 5742 synchronized (mPackages) { 5743 // Look to see if we already know about this package. 5744 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5745 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5746 // This package has been renamed to its original name. Let's 5747 // use that. 5748 ps = mSettings.peekPackageLPr(oldName); 5749 } 5750 // If there was no original package, see one for the real package name. 5751 if (ps == null) { 5752 ps = mSettings.peekPackageLPr(pkg.packageName); 5753 } 5754 // Check to see if this package could be hiding/updating a system 5755 // package. Must look for it either under the original or real 5756 // package name depending on our state. 5757 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5758 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5759 } 5760 boolean updatedPkgBetter = false; 5761 // First check if this is a system package that may involve an update 5762 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5763 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5764 // it needs to drop FLAG_PRIVILEGED. 5765 if (locationIsPrivileged(scanFile)) { 5766 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5767 } else { 5768 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5769 } 5770 5771 if (ps != null && !ps.codePath.equals(scanFile)) { 5772 // The path has changed from what was last scanned... check the 5773 // version of the new path against what we have stored to determine 5774 // what to do. 5775 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5776 if (pkg.mVersionCode <= ps.versionCode) { 5777 // The system package has been updated and the code path does not match 5778 // Ignore entry. Skip it. 5779 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5780 + " ignored: updated version " + ps.versionCode 5781 + " better than this " + pkg.mVersionCode); 5782 if (!updatedPkg.codePath.equals(scanFile)) { 5783 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5784 + ps.name + " changing from " + updatedPkg.codePathString 5785 + " to " + scanFile); 5786 updatedPkg.codePath = scanFile; 5787 updatedPkg.codePathString = scanFile.toString(); 5788 updatedPkg.resourcePath = scanFile; 5789 updatedPkg.resourcePathString = scanFile.toString(); 5790 } 5791 updatedPkg.pkg = pkg; 5792 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5793 "Package " + ps.name + " at " + scanFile 5794 + " ignored: updated version " + ps.versionCode 5795 + " better than this " + pkg.mVersionCode); 5796 } else { 5797 // The current app on the system partition is better than 5798 // what we have updated to on the data partition; switch 5799 // back to the system partition version. 5800 // At this point, its safely assumed that package installation for 5801 // apps in system partition will go through. If not there won't be a working 5802 // version of the app 5803 // writer 5804 synchronized (mPackages) { 5805 // Just remove the loaded entries from package lists. 5806 mPackages.remove(ps.name); 5807 } 5808 5809 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5810 + " reverting from " + ps.codePathString 5811 + ": new version " + pkg.mVersionCode 5812 + " better than installed " + ps.versionCode); 5813 5814 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5815 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5816 synchronized (mInstallLock) { 5817 args.cleanUpResourcesLI(); 5818 } 5819 synchronized (mPackages) { 5820 mSettings.enableSystemPackageLPw(ps.name); 5821 } 5822 updatedPkgBetter = true; 5823 } 5824 } 5825 } 5826 5827 if (updatedPkg != null) { 5828 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5829 // initially 5830 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5831 5832 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5833 // flag set initially 5834 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5835 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5836 } 5837 } 5838 5839 // Verify certificates against what was last scanned 5840 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5841 5842 /* 5843 * A new system app appeared, but we already had a non-system one of the 5844 * same name installed earlier. 5845 */ 5846 boolean shouldHideSystemApp = false; 5847 if (updatedPkg == null && ps != null 5848 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5849 /* 5850 * Check to make sure the signatures match first. If they don't, 5851 * wipe the installed application and its data. 5852 */ 5853 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5854 != PackageManager.SIGNATURE_MATCH) { 5855 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5856 + " signatures don't match existing userdata copy; removing"); 5857 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5858 ps = null; 5859 } else { 5860 /* 5861 * If the newly-added system app is an older version than the 5862 * already installed version, hide it. It will be scanned later 5863 * and re-added like an update. 5864 */ 5865 if (pkg.mVersionCode <= ps.versionCode) { 5866 shouldHideSystemApp = true; 5867 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5868 + " but new version " + pkg.mVersionCode + " better than installed " 5869 + ps.versionCode + "; hiding system"); 5870 } else { 5871 /* 5872 * The newly found system app is a newer version that the 5873 * one previously installed. Simply remove the 5874 * already-installed application and replace it with our own 5875 * while keeping the application data. 5876 */ 5877 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5878 + " reverting from " + ps.codePathString + ": new version " 5879 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5880 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5881 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5882 synchronized (mInstallLock) { 5883 args.cleanUpResourcesLI(); 5884 } 5885 } 5886 } 5887 } 5888 5889 // The apk is forward locked (not public) if its code and resources 5890 // are kept in different files. (except for app in either system or 5891 // vendor path). 5892 // TODO grab this value from PackageSettings 5893 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5894 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5895 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5896 } 5897 } 5898 5899 // TODO: extend to support forward-locked splits 5900 String resourcePath = null; 5901 String baseResourcePath = null; 5902 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5903 if (ps != null && ps.resourcePathString != null) { 5904 resourcePath = ps.resourcePathString; 5905 baseResourcePath = ps.resourcePathString; 5906 } else { 5907 // Should not happen at all. Just log an error. 5908 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5909 } 5910 } else { 5911 resourcePath = pkg.codePath; 5912 baseResourcePath = pkg.baseCodePath; 5913 } 5914 5915 // Set application objects path explicitly. 5916 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5917 pkg.applicationInfo.setCodePath(pkg.codePath); 5918 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5919 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5920 pkg.applicationInfo.setResourcePath(resourcePath); 5921 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5922 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5923 5924 // Note that we invoke the following method only if we are about to unpack an application 5925 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5926 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5927 5928 /* 5929 * If the system app should be overridden by a previously installed 5930 * data, hide the system app now and let the /data/app scan pick it up 5931 * again. 5932 */ 5933 if (shouldHideSystemApp) { 5934 synchronized (mPackages) { 5935 mSettings.disableSystemPackageLPw(pkg.packageName); 5936 } 5937 } 5938 5939 return scannedPkg; 5940 } 5941 5942 private static String fixProcessName(String defProcessName, 5943 String processName, int uid) { 5944 if (processName == null) { 5945 return defProcessName; 5946 } 5947 return processName; 5948 } 5949 5950 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5951 throws PackageManagerException { 5952 if (pkgSetting.signatures.mSignatures != null) { 5953 // Already existing package. Make sure signatures match 5954 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5955 == PackageManager.SIGNATURE_MATCH; 5956 if (!match) { 5957 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5958 == PackageManager.SIGNATURE_MATCH; 5959 } 5960 if (!match) { 5961 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5962 == PackageManager.SIGNATURE_MATCH; 5963 } 5964 if (!match) { 5965 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5966 + pkg.packageName + " signatures do not match the " 5967 + "previously installed version; ignoring!"); 5968 } 5969 } 5970 5971 // Check for shared user signatures 5972 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5973 // Already existing package. Make sure signatures match 5974 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5975 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5976 if (!match) { 5977 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5978 == PackageManager.SIGNATURE_MATCH; 5979 } 5980 if (!match) { 5981 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5982 == PackageManager.SIGNATURE_MATCH; 5983 } 5984 if (!match) { 5985 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5986 "Package " + pkg.packageName 5987 + " has no signatures that match those in shared user " 5988 + pkgSetting.sharedUser.name + "; ignoring!"); 5989 } 5990 } 5991 } 5992 5993 /** 5994 * Enforces that only the system UID or root's UID can call a method exposed 5995 * via Binder. 5996 * 5997 * @param message used as message if SecurityException is thrown 5998 * @throws SecurityException if the caller is not system or root 5999 */ 6000 private static final void enforceSystemOrRoot(String message) { 6001 final int uid = Binder.getCallingUid(); 6002 if (uid != Process.SYSTEM_UID && uid != 0) { 6003 throw new SecurityException(message); 6004 } 6005 } 6006 6007 @Override 6008 public void performBootDexOpt() { 6009 enforceSystemOrRoot("Only the system can request dexopt be performed"); 6010 6011 // Before everything else, see whether we need to fstrim. 6012 try { 6013 IMountService ms = PackageHelper.getMountService(); 6014 if (ms != null) { 6015 final boolean isUpgrade = isUpgrade(); 6016 boolean doTrim = isUpgrade; 6017 if (doTrim) { 6018 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6019 } else { 6020 final long interval = android.provider.Settings.Global.getLong( 6021 mContext.getContentResolver(), 6022 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6023 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6024 if (interval > 0) { 6025 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6026 if (timeSinceLast > interval) { 6027 doTrim = true; 6028 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6029 + "; running immediately"); 6030 } 6031 } 6032 } 6033 if (doTrim) { 6034 if (!isFirstBoot()) { 6035 try { 6036 ActivityManagerNative.getDefault().showBootMessage( 6037 mContext.getResources().getString( 6038 R.string.android_upgrading_fstrim), true); 6039 } catch (RemoteException e) { 6040 } 6041 } 6042 ms.runMaintenance(); 6043 } 6044 } else { 6045 Slog.e(TAG, "Mount service unavailable!"); 6046 } 6047 } catch (RemoteException e) { 6048 // Can't happen; MountService is local 6049 } 6050 6051 final ArraySet<PackageParser.Package> pkgs; 6052 synchronized (mPackages) { 6053 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6054 } 6055 6056 if (pkgs != null) { 6057 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6058 // in case the device runs out of space. 6059 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6060 // Give priority to core apps. 6061 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6062 PackageParser.Package pkg = it.next(); 6063 if (pkg.coreApp) { 6064 if (DEBUG_DEXOPT) { 6065 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6066 } 6067 sortedPkgs.add(pkg); 6068 it.remove(); 6069 } 6070 } 6071 // Give priority to system apps that listen for pre boot complete. 6072 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6073 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6074 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6075 PackageParser.Package pkg = it.next(); 6076 if (pkgNames.contains(pkg.packageName)) { 6077 if (DEBUG_DEXOPT) { 6078 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6079 } 6080 sortedPkgs.add(pkg); 6081 it.remove(); 6082 } 6083 } 6084 // Filter out packages that aren't recently used. 6085 filterRecentlyUsedApps(pkgs); 6086 // Add all remaining apps. 6087 for (PackageParser.Package pkg : pkgs) { 6088 if (DEBUG_DEXOPT) { 6089 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6090 } 6091 sortedPkgs.add(pkg); 6092 } 6093 6094 // If we want to be lazy, filter everything that wasn't recently used. 6095 if (mLazyDexOpt) { 6096 filterRecentlyUsedApps(sortedPkgs); 6097 } 6098 6099 int i = 0; 6100 int total = sortedPkgs.size(); 6101 File dataDir = Environment.getDataDirectory(); 6102 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6103 if (lowThreshold == 0) { 6104 throw new IllegalStateException("Invalid low memory threshold"); 6105 } 6106 for (PackageParser.Package pkg : sortedPkgs) { 6107 long usableSpace = dataDir.getUsableSpace(); 6108 if (usableSpace < lowThreshold) { 6109 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6110 break; 6111 } 6112 performBootDexOpt(pkg, ++i, total); 6113 } 6114 } 6115 } 6116 6117 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6118 // Filter out packages that aren't recently used. 6119 // 6120 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6121 // should do a full dexopt. 6122 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6123 int total = pkgs.size(); 6124 int skipped = 0; 6125 long now = System.currentTimeMillis(); 6126 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6127 PackageParser.Package pkg = i.next(); 6128 long then = pkg.mLastPackageUsageTimeInMills; 6129 if (then + mDexOptLRUThresholdInMills < now) { 6130 if (DEBUG_DEXOPT) { 6131 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6132 ((then == 0) ? "never" : new Date(then))); 6133 } 6134 i.remove(); 6135 skipped++; 6136 } 6137 } 6138 if (DEBUG_DEXOPT) { 6139 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6140 } 6141 } 6142 } 6143 6144 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6145 List<ResolveInfo> ris = null; 6146 try { 6147 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6148 intent, null, 0, UserHandle.USER_OWNER); 6149 } catch (RemoteException e) { 6150 } 6151 ArraySet<String> pkgNames = new ArraySet<String>(); 6152 if (ris != null) { 6153 for (ResolveInfo ri : ris) { 6154 pkgNames.add(ri.activityInfo.packageName); 6155 } 6156 } 6157 return pkgNames; 6158 } 6159 6160 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6161 if (DEBUG_DEXOPT) { 6162 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6163 } 6164 if (!isFirstBoot()) { 6165 try { 6166 ActivityManagerNative.getDefault().showBootMessage( 6167 mContext.getResources().getString(R.string.android_upgrading_apk, 6168 curr, total), true); 6169 } catch (RemoteException e) { 6170 } 6171 } 6172 PackageParser.Package p = pkg; 6173 synchronized (mInstallLock) { 6174 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6175 false /* force dex */, false /* defer */, true /* include dependencies */, 6176 false /* boot complete */, false /*useJit*/); 6177 } 6178 } 6179 6180 @Override 6181 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6182 return performDexOpt(packageName, instructionSet, false); 6183 } 6184 6185 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6186 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6187 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6188 if (!dexopt && !updateUsage) { 6189 // We aren't going to dexopt or update usage, so bail early. 6190 return false; 6191 } 6192 PackageParser.Package p; 6193 final String targetInstructionSet; 6194 synchronized (mPackages) { 6195 p = mPackages.get(packageName); 6196 if (p == null) { 6197 return false; 6198 } 6199 if (updateUsage) { 6200 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6201 } 6202 mPackageUsage.write(false); 6203 if (!dexopt) { 6204 // We aren't going to dexopt, so bail early. 6205 return false; 6206 } 6207 6208 targetInstructionSet = instructionSet != null ? instructionSet : 6209 getPrimaryInstructionSet(p.applicationInfo); 6210 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6211 return false; 6212 } 6213 } 6214 long callingId = Binder.clearCallingIdentity(); 6215 try { 6216 synchronized (mInstallLock) { 6217 final String[] instructionSets = new String[] { targetInstructionSet }; 6218 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6219 false /* forceDex */, false /* defer */, true /* inclDependencies */, 6220 true /* boot complete */, false /*useJit*/); 6221 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6222 } 6223 } finally { 6224 Binder.restoreCallingIdentity(callingId); 6225 } 6226 } 6227 6228 public ArraySet<String> getPackagesThatNeedDexOpt() { 6229 ArraySet<String> pkgs = null; 6230 synchronized (mPackages) { 6231 for (PackageParser.Package p : mPackages.values()) { 6232 if (DEBUG_DEXOPT) { 6233 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6234 } 6235 if (!p.mDexOptPerformed.isEmpty()) { 6236 continue; 6237 } 6238 if (pkgs == null) { 6239 pkgs = new ArraySet<String>(); 6240 } 6241 pkgs.add(p.packageName); 6242 } 6243 } 6244 return pkgs; 6245 } 6246 6247 public void shutdown() { 6248 mPackageUsage.write(true); 6249 } 6250 6251 @Override 6252 public void forceDexOpt(String packageName) { 6253 enforceSystemOrRoot("forceDexOpt"); 6254 6255 PackageParser.Package pkg; 6256 synchronized (mPackages) { 6257 pkg = mPackages.get(packageName); 6258 if (pkg == null) { 6259 throw new IllegalArgumentException("Missing package: " + packageName); 6260 } 6261 } 6262 6263 synchronized (mInstallLock) { 6264 final String[] instructionSets = new String[] { 6265 getPrimaryInstructionSet(pkg.applicationInfo) }; 6266 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6267 true /*forceDex*/, false /* defer */, true /* inclDependencies */, 6268 true /* boot complete */, false /*useJit*/); 6269 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6270 throw new IllegalStateException("Failed to dexopt: " + res); 6271 } 6272 } 6273 } 6274 6275 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6276 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6277 Slog.w(TAG, "Unable to update from " + oldPkg.name 6278 + " to " + newPkg.packageName 6279 + ": old package not in system partition"); 6280 return false; 6281 } else if (mPackages.get(oldPkg.name) != null) { 6282 Slog.w(TAG, "Unable to update from " + oldPkg.name 6283 + " to " + newPkg.packageName 6284 + ": old package still exists"); 6285 return false; 6286 } 6287 return true; 6288 } 6289 6290 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6291 int[] users = sUserManager.getUserIds(); 6292 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6293 if (res < 0) { 6294 return res; 6295 } 6296 for (int user : users) { 6297 if (user != 0) { 6298 res = mInstaller.createUserData(volumeUuid, packageName, 6299 UserHandle.getUid(user, uid), user, seinfo); 6300 if (res < 0) { 6301 return res; 6302 } 6303 } 6304 } 6305 return res; 6306 } 6307 6308 private int removeDataDirsLI(String volumeUuid, String packageName) { 6309 int[] users = sUserManager.getUserIds(); 6310 int res = 0; 6311 for (int user : users) { 6312 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6313 if (resInner < 0) { 6314 res = resInner; 6315 } 6316 } 6317 6318 return res; 6319 } 6320 6321 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6322 int[] users = sUserManager.getUserIds(); 6323 int res = 0; 6324 for (int user : users) { 6325 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6326 if (resInner < 0) { 6327 res = resInner; 6328 } 6329 } 6330 return res; 6331 } 6332 6333 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6334 PackageParser.Package changingLib) { 6335 if (file.path != null) { 6336 usesLibraryFiles.add(file.path); 6337 return; 6338 } 6339 PackageParser.Package p = mPackages.get(file.apk); 6340 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6341 // If we are doing this while in the middle of updating a library apk, 6342 // then we need to make sure to use that new apk for determining the 6343 // dependencies here. (We haven't yet finished committing the new apk 6344 // to the package manager state.) 6345 if (p == null || p.packageName.equals(changingLib.packageName)) { 6346 p = changingLib; 6347 } 6348 } 6349 if (p != null) { 6350 usesLibraryFiles.addAll(p.getAllCodePaths()); 6351 } 6352 } 6353 6354 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6355 PackageParser.Package changingLib) throws PackageManagerException { 6356 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6357 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6358 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6359 for (int i=0; i<N; i++) { 6360 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6361 if (file == null) { 6362 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6363 "Package " + pkg.packageName + " requires unavailable shared library " 6364 + pkg.usesLibraries.get(i) + "; failing!"); 6365 } 6366 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6367 } 6368 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6369 for (int i=0; i<N; i++) { 6370 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6371 if (file == null) { 6372 Slog.w(TAG, "Package " + pkg.packageName 6373 + " desires unavailable shared library " 6374 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6375 } else { 6376 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6377 } 6378 } 6379 N = usesLibraryFiles.size(); 6380 if (N > 0) { 6381 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6382 } else { 6383 pkg.usesLibraryFiles = null; 6384 } 6385 } 6386 } 6387 6388 private static boolean hasString(List<String> list, List<String> which) { 6389 if (list == null) { 6390 return false; 6391 } 6392 for (int i=list.size()-1; i>=0; i--) { 6393 for (int j=which.size()-1; j>=0; j--) { 6394 if (which.get(j).equals(list.get(i))) { 6395 return true; 6396 } 6397 } 6398 } 6399 return false; 6400 } 6401 6402 private void updateAllSharedLibrariesLPw() { 6403 for (PackageParser.Package pkg : mPackages.values()) { 6404 try { 6405 updateSharedLibrariesLPw(pkg, null); 6406 } catch (PackageManagerException e) { 6407 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6408 } 6409 } 6410 } 6411 6412 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6413 PackageParser.Package changingPkg) { 6414 ArrayList<PackageParser.Package> res = null; 6415 for (PackageParser.Package pkg : mPackages.values()) { 6416 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6417 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6418 if (res == null) { 6419 res = new ArrayList<PackageParser.Package>(); 6420 } 6421 res.add(pkg); 6422 try { 6423 updateSharedLibrariesLPw(pkg, changingPkg); 6424 } catch (PackageManagerException e) { 6425 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6426 } 6427 } 6428 } 6429 return res; 6430 } 6431 6432 /** 6433 * Derive the value of the {@code cpuAbiOverride} based on the provided 6434 * value and an optional stored value from the package settings. 6435 */ 6436 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6437 String cpuAbiOverride = null; 6438 6439 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6440 cpuAbiOverride = null; 6441 } else if (abiOverride != null) { 6442 cpuAbiOverride = abiOverride; 6443 } else if (settings != null) { 6444 cpuAbiOverride = settings.cpuAbiOverrideString; 6445 } 6446 6447 return cpuAbiOverride; 6448 } 6449 6450 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6451 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6452 boolean success = false; 6453 try { 6454 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6455 currentTime, user); 6456 success = true; 6457 return res; 6458 } finally { 6459 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6460 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6461 } 6462 } 6463 } 6464 6465 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6466 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6467 final File scanFile = new File(pkg.codePath); 6468 if (pkg.applicationInfo.getCodePath() == null || 6469 pkg.applicationInfo.getResourcePath() == null) { 6470 // Bail out. The resource and code paths haven't been set. 6471 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6472 "Code and resource paths haven't been set correctly"); 6473 } 6474 6475 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6476 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6477 } else { 6478 // Only allow system apps to be flagged as core apps. 6479 pkg.coreApp = false; 6480 } 6481 6482 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6483 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6484 } 6485 6486 if (mCustomResolverComponentName != null && 6487 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6488 setUpCustomResolverActivity(pkg); 6489 } 6490 6491 if (pkg.packageName.equals("android")) { 6492 synchronized (mPackages) { 6493 if (mAndroidApplication != null) { 6494 Slog.w(TAG, "*************************************************"); 6495 Slog.w(TAG, "Core android package being redefined. Skipping."); 6496 Slog.w(TAG, " file=" + scanFile); 6497 Slog.w(TAG, "*************************************************"); 6498 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6499 "Core android package being redefined. Skipping."); 6500 } 6501 6502 // Set up information for our fall-back user intent resolution activity. 6503 mPlatformPackage = pkg; 6504 pkg.mVersionCode = mSdkVersion; 6505 mAndroidApplication = pkg.applicationInfo; 6506 6507 if (!mResolverReplaced) { 6508 mResolveActivity.applicationInfo = mAndroidApplication; 6509 mResolveActivity.name = ResolverActivity.class.getName(); 6510 mResolveActivity.packageName = mAndroidApplication.packageName; 6511 mResolveActivity.processName = "system:ui"; 6512 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6513 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6514 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6515 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6516 mResolveActivity.exported = true; 6517 mResolveActivity.enabled = true; 6518 mResolveInfo.activityInfo = mResolveActivity; 6519 mResolveInfo.priority = 0; 6520 mResolveInfo.preferredOrder = 0; 6521 mResolveInfo.match = 0; 6522 mResolveComponentName = new ComponentName( 6523 mAndroidApplication.packageName, mResolveActivity.name); 6524 } 6525 } 6526 } 6527 6528 if (DEBUG_PACKAGE_SCANNING) { 6529 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6530 Log.d(TAG, "Scanning package " + pkg.packageName); 6531 } 6532 6533 if (mPackages.containsKey(pkg.packageName) 6534 || mSharedLibraries.containsKey(pkg.packageName)) { 6535 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6536 "Application package " + pkg.packageName 6537 + " already installed. Skipping duplicate."); 6538 } 6539 6540 // If we're only installing presumed-existing packages, require that the 6541 // scanned APK is both already known and at the path previously established 6542 // for it. Previously unknown packages we pick up normally, but if we have an 6543 // a priori expectation about this package's install presence, enforce it. 6544 // With a singular exception for new system packages. When an OTA contains 6545 // a new system package, we allow the codepath to change from a system location 6546 // to the user-installed location. If we don't allow this change, any newer, 6547 // user-installed version of the application will be ignored. 6548 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6549 if (mExpectingBetter.containsKey(pkg.packageName)) { 6550 logCriticalInfo(Log.WARN, 6551 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6552 } else { 6553 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6554 if (known != null) { 6555 if (DEBUG_PACKAGE_SCANNING) { 6556 Log.d(TAG, "Examining " + pkg.codePath 6557 + " and requiring known paths " + known.codePathString 6558 + " & " + known.resourcePathString); 6559 } 6560 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6561 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6562 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6563 "Application package " + pkg.packageName 6564 + " found at " + pkg.applicationInfo.getCodePath() 6565 + " but expected at " + known.codePathString + "; ignoring."); 6566 } 6567 } 6568 } 6569 } 6570 6571 // Initialize package source and resource directories 6572 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6573 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6574 6575 SharedUserSetting suid = null; 6576 PackageSetting pkgSetting = null; 6577 6578 if (!isSystemApp(pkg)) { 6579 // Only system apps can use these features. 6580 pkg.mOriginalPackages = null; 6581 pkg.mRealPackage = null; 6582 pkg.mAdoptPermissions = null; 6583 } 6584 6585 // writer 6586 synchronized (mPackages) { 6587 if (pkg.mSharedUserId != null) { 6588 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6589 if (suid == null) { 6590 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6591 "Creating application package " + pkg.packageName 6592 + " for shared user failed"); 6593 } 6594 if (DEBUG_PACKAGE_SCANNING) { 6595 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6596 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6597 + "): packages=" + suid.packages); 6598 } 6599 } 6600 6601 // Check if we are renaming from an original package name. 6602 PackageSetting origPackage = null; 6603 String realName = null; 6604 if (pkg.mOriginalPackages != null) { 6605 // This package may need to be renamed to a previously 6606 // installed name. Let's check on that... 6607 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6608 if (pkg.mOriginalPackages.contains(renamed)) { 6609 // This package had originally been installed as the 6610 // original name, and we have already taken care of 6611 // transitioning to the new one. Just update the new 6612 // one to continue using the old name. 6613 realName = pkg.mRealPackage; 6614 if (!pkg.packageName.equals(renamed)) { 6615 // Callers into this function may have already taken 6616 // care of renaming the package; only do it here if 6617 // it is not already done. 6618 pkg.setPackageName(renamed); 6619 } 6620 6621 } else { 6622 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6623 if ((origPackage = mSettings.peekPackageLPr( 6624 pkg.mOriginalPackages.get(i))) != null) { 6625 // We do have the package already installed under its 6626 // original name... should we use it? 6627 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6628 // New package is not compatible with original. 6629 origPackage = null; 6630 continue; 6631 } else if (origPackage.sharedUser != null) { 6632 // Make sure uid is compatible between packages. 6633 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6634 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6635 + " to " + pkg.packageName + ": old uid " 6636 + origPackage.sharedUser.name 6637 + " differs from " + pkg.mSharedUserId); 6638 origPackage = null; 6639 continue; 6640 } 6641 } else { 6642 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6643 + pkg.packageName + " to old name " + origPackage.name); 6644 } 6645 break; 6646 } 6647 } 6648 } 6649 } 6650 6651 if (mTransferedPackages.contains(pkg.packageName)) { 6652 Slog.w(TAG, "Package " + pkg.packageName 6653 + " was transferred to another, but its .apk remains"); 6654 } 6655 6656 // Just create the setting, don't add it yet. For already existing packages 6657 // the PkgSetting exists already and doesn't have to be created. 6658 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6659 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6660 pkg.applicationInfo.primaryCpuAbi, 6661 pkg.applicationInfo.secondaryCpuAbi, 6662 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6663 user, false); 6664 if (pkgSetting == null) { 6665 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6666 "Creating application package " + pkg.packageName + " failed"); 6667 } 6668 6669 if (pkgSetting.origPackage != null) { 6670 // If we are first transitioning from an original package, 6671 // fix up the new package's name now. We need to do this after 6672 // looking up the package under its new name, so getPackageLP 6673 // can take care of fiddling things correctly. 6674 pkg.setPackageName(origPackage.name); 6675 6676 // File a report about this. 6677 String msg = "New package " + pkgSetting.realName 6678 + " renamed to replace old package " + pkgSetting.name; 6679 reportSettingsProblem(Log.WARN, msg); 6680 6681 // Make a note of it. 6682 mTransferedPackages.add(origPackage.name); 6683 6684 // No longer need to retain this. 6685 pkgSetting.origPackage = null; 6686 } 6687 6688 if (realName != null) { 6689 // Make a note of it. 6690 mTransferedPackages.add(pkg.packageName); 6691 } 6692 6693 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6694 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6695 } 6696 6697 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6698 // Check all shared libraries and map to their actual file path. 6699 // We only do this here for apps not on a system dir, because those 6700 // are the only ones that can fail an install due to this. We 6701 // will take care of the system apps by updating all of their 6702 // library paths after the scan is done. 6703 updateSharedLibrariesLPw(pkg, null); 6704 } 6705 6706 if (mFoundPolicyFile) { 6707 SELinuxMMAC.assignSeinfoValue(pkg); 6708 } 6709 6710 pkg.applicationInfo.uid = pkgSetting.appId; 6711 pkg.mExtras = pkgSetting; 6712 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6713 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6714 // We just determined the app is signed correctly, so bring 6715 // over the latest parsed certs. 6716 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6717 } else { 6718 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6719 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6720 "Package " + pkg.packageName + " upgrade keys do not match the " 6721 + "previously installed version"); 6722 } else { 6723 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6724 String msg = "System package " + pkg.packageName 6725 + " signature changed; retaining data."; 6726 reportSettingsProblem(Log.WARN, msg); 6727 } 6728 } 6729 } else { 6730 try { 6731 verifySignaturesLP(pkgSetting, pkg); 6732 // We just determined the app is signed correctly, so bring 6733 // over the latest parsed certs. 6734 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6735 } catch (PackageManagerException e) { 6736 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6737 throw e; 6738 } 6739 // The signature has changed, but this package is in the system 6740 // image... let's recover! 6741 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6742 // However... if this package is part of a shared user, but it 6743 // doesn't match the signature of the shared user, let's fail. 6744 // What this means is that you can't change the signatures 6745 // associated with an overall shared user, which doesn't seem all 6746 // that unreasonable. 6747 if (pkgSetting.sharedUser != null) { 6748 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6749 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6750 throw new PackageManagerException( 6751 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6752 "Signature mismatch for shared user : " 6753 + pkgSetting.sharedUser); 6754 } 6755 } 6756 // File a report about this. 6757 String msg = "System package " + pkg.packageName 6758 + " signature changed; retaining data."; 6759 reportSettingsProblem(Log.WARN, msg); 6760 } 6761 } 6762 // Verify that this new package doesn't have any content providers 6763 // that conflict with existing packages. Only do this if the 6764 // package isn't already installed, since we don't want to break 6765 // things that are installed. 6766 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6767 final int N = pkg.providers.size(); 6768 int i; 6769 for (i=0; i<N; i++) { 6770 PackageParser.Provider p = pkg.providers.get(i); 6771 if (p.info.authority != null) { 6772 String names[] = p.info.authority.split(";"); 6773 for (int j = 0; j < names.length; j++) { 6774 if (mProvidersByAuthority.containsKey(names[j])) { 6775 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6776 final String otherPackageName = 6777 ((other != null && other.getComponentName() != null) ? 6778 other.getComponentName().getPackageName() : "?"); 6779 throw new PackageManagerException( 6780 INSTALL_FAILED_CONFLICTING_PROVIDER, 6781 "Can't install because provider name " + names[j] 6782 + " (in package " + pkg.applicationInfo.packageName 6783 + ") is already used by " + otherPackageName); 6784 } 6785 } 6786 } 6787 } 6788 } 6789 6790 if (pkg.mAdoptPermissions != null) { 6791 // This package wants to adopt ownership of permissions from 6792 // another package. 6793 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6794 final String origName = pkg.mAdoptPermissions.get(i); 6795 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6796 if (orig != null) { 6797 if (verifyPackageUpdateLPr(orig, pkg)) { 6798 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6799 + pkg.packageName); 6800 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6801 } 6802 } 6803 } 6804 } 6805 } 6806 6807 final String pkgName = pkg.packageName; 6808 6809 final long scanFileTime = scanFile.lastModified(); 6810 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6811 pkg.applicationInfo.processName = fixProcessName( 6812 pkg.applicationInfo.packageName, 6813 pkg.applicationInfo.processName, 6814 pkg.applicationInfo.uid); 6815 6816 File dataPath; 6817 if (mPlatformPackage == pkg) { 6818 // The system package is special. 6819 dataPath = new File(Environment.getDataDirectory(), "system"); 6820 6821 pkg.applicationInfo.dataDir = dataPath.getPath(); 6822 6823 } else { 6824 // This is a normal package, need to make its data directory. 6825 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6826 UserHandle.USER_OWNER, pkg.packageName); 6827 6828 boolean uidError = false; 6829 if (dataPath.exists()) { 6830 int currentUid = 0; 6831 try { 6832 StructStat stat = Os.stat(dataPath.getPath()); 6833 currentUid = stat.st_uid; 6834 } catch (ErrnoException e) { 6835 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6836 } 6837 6838 // If we have mismatched owners for the data path, we have a problem. 6839 if (currentUid != pkg.applicationInfo.uid) { 6840 boolean recovered = false; 6841 if (currentUid == 0) { 6842 // The directory somehow became owned by root. Wow. 6843 // This is probably because the system was stopped while 6844 // installd was in the middle of messing with its libs 6845 // directory. Ask installd to fix that. 6846 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6847 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6848 if (ret >= 0) { 6849 recovered = true; 6850 String msg = "Package " + pkg.packageName 6851 + " unexpectedly changed to uid 0; recovered to " + 6852 + pkg.applicationInfo.uid; 6853 reportSettingsProblem(Log.WARN, msg); 6854 } 6855 } 6856 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6857 || (scanFlags&SCAN_BOOTING) != 0)) { 6858 // If this is a system app, we can at least delete its 6859 // current data so the application will still work. 6860 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6861 if (ret >= 0) { 6862 // TODO: Kill the processes first 6863 // Old data gone! 6864 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6865 ? "System package " : "Third party package "; 6866 String msg = prefix + pkg.packageName 6867 + " has changed from uid: " 6868 + currentUid + " to " 6869 + pkg.applicationInfo.uid + "; old data erased"; 6870 reportSettingsProblem(Log.WARN, msg); 6871 recovered = true; 6872 6873 // And now re-install the app. 6874 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6875 pkg.applicationInfo.seinfo); 6876 if (ret == -1) { 6877 // Ack should not happen! 6878 msg = prefix + pkg.packageName 6879 + " could not have data directory re-created after delete."; 6880 reportSettingsProblem(Log.WARN, msg); 6881 throw new PackageManagerException( 6882 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6883 } 6884 } 6885 if (!recovered) { 6886 mHasSystemUidErrors = true; 6887 } 6888 } else if (!recovered) { 6889 // If we allow this install to proceed, we will be broken. 6890 // Abort, abort! 6891 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6892 "scanPackageLI"); 6893 } 6894 if (!recovered) { 6895 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6896 + pkg.applicationInfo.uid + "/fs_" 6897 + currentUid; 6898 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6899 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6900 String msg = "Package " + pkg.packageName 6901 + " has mismatched uid: " 6902 + currentUid + " on disk, " 6903 + pkg.applicationInfo.uid + " in settings"; 6904 // writer 6905 synchronized (mPackages) { 6906 mSettings.mReadMessages.append(msg); 6907 mSettings.mReadMessages.append('\n'); 6908 uidError = true; 6909 if (!pkgSetting.uidError) { 6910 reportSettingsProblem(Log.ERROR, msg); 6911 } 6912 } 6913 } 6914 } 6915 pkg.applicationInfo.dataDir = dataPath.getPath(); 6916 if (mShouldRestoreconData) { 6917 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6918 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6919 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6920 } 6921 } else { 6922 if (DEBUG_PACKAGE_SCANNING) { 6923 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6924 Log.v(TAG, "Want this data dir: " + dataPath); 6925 } 6926 //invoke installer to do the actual installation 6927 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6928 pkg.applicationInfo.seinfo); 6929 if (ret < 0) { 6930 // Error from installer 6931 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6932 "Unable to create data dirs [errorCode=" + ret + "]"); 6933 } 6934 6935 if (dataPath.exists()) { 6936 pkg.applicationInfo.dataDir = dataPath.getPath(); 6937 } else { 6938 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6939 pkg.applicationInfo.dataDir = null; 6940 } 6941 } 6942 6943 pkgSetting.uidError = uidError; 6944 } 6945 6946 final String path = scanFile.getPath(); 6947 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6948 6949 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6950 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6951 6952 // Some system apps still use directory structure for native libraries 6953 // in which case we might end up not detecting abi solely based on apk 6954 // structure. Try to detect abi based on directory structure. 6955 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6956 pkg.applicationInfo.primaryCpuAbi == null) { 6957 setBundledAppAbisAndRoots(pkg, pkgSetting); 6958 setNativeLibraryPaths(pkg); 6959 } 6960 6961 } else { 6962 if ((scanFlags & SCAN_MOVE) != 0) { 6963 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6964 // but we already have this packages package info in the PackageSetting. We just 6965 // use that and derive the native library path based on the new codepath. 6966 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6967 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6968 } 6969 6970 // Set native library paths again. For moves, the path will be updated based on the 6971 // ABIs we've determined above. For non-moves, the path will be updated based on the 6972 // ABIs we determined during compilation, but the path will depend on the final 6973 // package path (after the rename away from the stage path). 6974 setNativeLibraryPaths(pkg); 6975 } 6976 6977 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6978 final int[] userIds = sUserManager.getUserIds(); 6979 synchronized (mInstallLock) { 6980 // Make sure all user data directories are ready to roll; we're okay 6981 // if they already exist 6982 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6983 for (int userId : userIds) { 6984 if (userId != 0) { 6985 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6986 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6987 pkg.applicationInfo.seinfo); 6988 } 6989 } 6990 } 6991 6992 // Create a native library symlink only if we have native libraries 6993 // and if the native libraries are 32 bit libraries. We do not provide 6994 // this symlink for 64 bit libraries. 6995 if (pkg.applicationInfo.primaryCpuAbi != null && 6996 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6997 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6998 for (int userId : userIds) { 6999 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7000 nativeLibPath, userId) < 0) { 7001 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7002 "Failed linking native library dir (user=" + userId + ")"); 7003 } 7004 } 7005 } 7006 } 7007 7008 // This is a special case for the "system" package, where the ABI is 7009 // dictated by the zygote configuration (and init.rc). We should keep track 7010 // of this ABI so that we can deal with "normal" applications that run under 7011 // the same UID correctly. 7012 if (mPlatformPackage == pkg) { 7013 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7014 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7015 } 7016 7017 // If there's a mismatch between the abi-override in the package setting 7018 // and the abiOverride specified for the install. Warn about this because we 7019 // would've already compiled the app without taking the package setting into 7020 // account. 7021 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7022 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7023 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7024 " for package: " + pkg.packageName); 7025 } 7026 } 7027 7028 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7029 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7030 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7031 7032 // Copy the derived override back to the parsed package, so that we can 7033 // update the package settings accordingly. 7034 pkg.cpuAbiOverride = cpuAbiOverride; 7035 7036 if (DEBUG_ABI_SELECTION) { 7037 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7038 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7039 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7040 } 7041 7042 // Push the derived path down into PackageSettings so we know what to 7043 // clean up at uninstall time. 7044 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7045 7046 if (DEBUG_ABI_SELECTION) { 7047 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7048 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7049 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7050 } 7051 7052 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7053 // We don't do this here during boot because we can do it all 7054 // at once after scanning all existing packages. 7055 // 7056 // We also do this *before* we perform dexopt on this package, so that 7057 // we can avoid redundant dexopts, and also to make sure we've got the 7058 // code and package path correct. 7059 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7060 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, true /* boot complete */); 7061 } 7062 7063 if ((scanFlags & SCAN_NO_DEX) == 0) { 7064 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7065 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */, 7066 (scanFlags & SCAN_BOOTING) == 0, false /*useJit*/); 7067 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7068 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7069 } 7070 } 7071 if (mFactoryTest && pkg.requestedPermissions.contains( 7072 android.Manifest.permission.FACTORY_TEST)) { 7073 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7074 } 7075 7076 ArrayList<PackageParser.Package> clientLibPkgs = null; 7077 7078 // writer 7079 synchronized (mPackages) { 7080 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7081 // Only system apps can add new shared libraries. 7082 if (pkg.libraryNames != null) { 7083 for (int i=0; i<pkg.libraryNames.size(); i++) { 7084 String name = pkg.libraryNames.get(i); 7085 boolean allowed = false; 7086 if (pkg.isUpdatedSystemApp()) { 7087 // New library entries can only be added through the 7088 // system image. This is important to get rid of a lot 7089 // of nasty edge cases: for example if we allowed a non- 7090 // system update of the app to add a library, then uninstalling 7091 // the update would make the library go away, and assumptions 7092 // we made such as through app install filtering would now 7093 // have allowed apps on the device which aren't compatible 7094 // with it. Better to just have the restriction here, be 7095 // conservative, and create many fewer cases that can negatively 7096 // impact the user experience. 7097 final PackageSetting sysPs = mSettings 7098 .getDisabledSystemPkgLPr(pkg.packageName); 7099 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7100 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7101 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7102 allowed = true; 7103 allowed = true; 7104 break; 7105 } 7106 } 7107 } 7108 } else { 7109 allowed = true; 7110 } 7111 if (allowed) { 7112 if (!mSharedLibraries.containsKey(name)) { 7113 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7114 } else if (!name.equals(pkg.packageName)) { 7115 Slog.w(TAG, "Package " + pkg.packageName + " library " 7116 + name + " already exists; skipping"); 7117 } 7118 } else { 7119 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7120 + name + " that is not declared on system image; skipping"); 7121 } 7122 } 7123 if ((scanFlags&SCAN_BOOTING) == 0) { 7124 // If we are not booting, we need to update any applications 7125 // that are clients of our shared library. If we are booting, 7126 // this will all be done once the scan is complete. 7127 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7128 } 7129 } 7130 } 7131 } 7132 7133 // We also need to dexopt any apps that are dependent on this library. Note that 7134 // if these fail, we should abort the install since installing the library will 7135 // result in some apps being broken. 7136 if (clientLibPkgs != null) { 7137 if ((scanFlags & SCAN_NO_DEX) == 0) { 7138 for (int i = 0; i < clientLibPkgs.size(); i++) { 7139 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7140 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7141 null /* instruction sets */, forceDex, 7142 (scanFlags & SCAN_DEFER_DEX) != 0, false, 7143 (scanFlags & SCAN_BOOTING) == 0, false /*useJit*/); 7144 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7145 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7146 "scanPackageLI failed to dexopt clientLibPkgs"); 7147 } 7148 } 7149 } 7150 } 7151 7152 // Request the ActivityManager to kill the process(only for existing packages) 7153 // so that we do not end up in a confused state while the user is still using the older 7154 // version of the application while the new one gets installed. 7155 if ((scanFlags & SCAN_REPLACING) != 0) { 7156 killApplication(pkg.applicationInfo.packageName, 7157 pkg.applicationInfo.uid, "replace pkg"); 7158 } 7159 7160 // Also need to kill any apps that are dependent on the library. 7161 if (clientLibPkgs != null) { 7162 for (int i=0; i<clientLibPkgs.size(); i++) { 7163 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7164 killApplication(clientPkg.applicationInfo.packageName, 7165 clientPkg.applicationInfo.uid, "update lib"); 7166 } 7167 } 7168 7169 // Make sure we're not adding any bogus keyset info 7170 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7171 ksms.assertScannedPackageValid(pkg); 7172 7173 // writer 7174 synchronized (mPackages) { 7175 // We don't expect installation to fail beyond this point 7176 7177 // Add the new setting to mSettings 7178 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7179 // Add the new setting to mPackages 7180 mPackages.put(pkg.applicationInfo.packageName, pkg); 7181 // Make sure we don't accidentally delete its data. 7182 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7183 while (iter.hasNext()) { 7184 PackageCleanItem item = iter.next(); 7185 if (pkgName.equals(item.packageName)) { 7186 iter.remove(); 7187 } 7188 } 7189 7190 // Take care of first install / last update times. 7191 if (currentTime != 0) { 7192 if (pkgSetting.firstInstallTime == 0) { 7193 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7194 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7195 pkgSetting.lastUpdateTime = currentTime; 7196 } 7197 } else if (pkgSetting.firstInstallTime == 0) { 7198 // We need *something*. Take time time stamp of the file. 7199 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7200 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7201 if (scanFileTime != pkgSetting.timeStamp) { 7202 // A package on the system image has changed; consider this 7203 // to be an update. 7204 pkgSetting.lastUpdateTime = scanFileTime; 7205 } 7206 } 7207 7208 // Add the package's KeySets to the global KeySetManagerService 7209 ksms.addScannedPackageLPw(pkg); 7210 7211 int N = pkg.providers.size(); 7212 StringBuilder r = null; 7213 int i; 7214 for (i=0; i<N; i++) { 7215 PackageParser.Provider p = pkg.providers.get(i); 7216 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7217 p.info.processName, pkg.applicationInfo.uid); 7218 mProviders.addProvider(p); 7219 p.syncable = p.info.isSyncable; 7220 if (p.info.authority != null) { 7221 String names[] = p.info.authority.split(";"); 7222 p.info.authority = null; 7223 for (int j = 0; j < names.length; j++) { 7224 if (j == 1 && p.syncable) { 7225 // We only want the first authority for a provider to possibly be 7226 // syncable, so if we already added this provider using a different 7227 // authority clear the syncable flag. We copy the provider before 7228 // changing it because the mProviders object contains a reference 7229 // to a provider that we don't want to change. 7230 // Only do this for the second authority since the resulting provider 7231 // object can be the same for all future authorities for this provider. 7232 p = new PackageParser.Provider(p); 7233 p.syncable = false; 7234 } 7235 if (!mProvidersByAuthority.containsKey(names[j])) { 7236 mProvidersByAuthority.put(names[j], p); 7237 if (p.info.authority == null) { 7238 p.info.authority = names[j]; 7239 } else { 7240 p.info.authority = p.info.authority + ";" + names[j]; 7241 } 7242 if (DEBUG_PACKAGE_SCANNING) { 7243 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7244 Log.d(TAG, "Registered content provider: " + names[j] 7245 + ", className = " + p.info.name + ", isSyncable = " 7246 + p.info.isSyncable); 7247 } 7248 } else { 7249 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7250 Slog.w(TAG, "Skipping provider name " + names[j] + 7251 " (in package " + pkg.applicationInfo.packageName + 7252 "): name already used by " 7253 + ((other != null && other.getComponentName() != null) 7254 ? other.getComponentName().getPackageName() : "?")); 7255 } 7256 } 7257 } 7258 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7259 if (r == null) { 7260 r = new StringBuilder(256); 7261 } else { 7262 r.append(' '); 7263 } 7264 r.append(p.info.name); 7265 } 7266 } 7267 if (r != null) { 7268 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7269 } 7270 7271 N = pkg.services.size(); 7272 r = null; 7273 for (i=0; i<N; i++) { 7274 PackageParser.Service s = pkg.services.get(i); 7275 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7276 s.info.processName, pkg.applicationInfo.uid); 7277 mServices.addService(s); 7278 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7279 if (r == null) { 7280 r = new StringBuilder(256); 7281 } else { 7282 r.append(' '); 7283 } 7284 r.append(s.info.name); 7285 } 7286 } 7287 if (r != null) { 7288 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7289 } 7290 7291 N = pkg.receivers.size(); 7292 r = null; 7293 for (i=0; i<N; i++) { 7294 PackageParser.Activity a = pkg.receivers.get(i); 7295 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7296 a.info.processName, pkg.applicationInfo.uid); 7297 mReceivers.addActivity(a, "receiver"); 7298 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7299 if (r == null) { 7300 r = new StringBuilder(256); 7301 } else { 7302 r.append(' '); 7303 } 7304 r.append(a.info.name); 7305 } 7306 } 7307 if (r != null) { 7308 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7309 } 7310 7311 N = pkg.activities.size(); 7312 r = null; 7313 for (i=0; i<N; i++) { 7314 PackageParser.Activity a = pkg.activities.get(i); 7315 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7316 a.info.processName, pkg.applicationInfo.uid); 7317 mActivities.addActivity(a, "activity"); 7318 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7319 if (r == null) { 7320 r = new StringBuilder(256); 7321 } else { 7322 r.append(' '); 7323 } 7324 r.append(a.info.name); 7325 } 7326 } 7327 if (r != null) { 7328 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7329 } 7330 7331 N = pkg.permissionGroups.size(); 7332 r = null; 7333 for (i=0; i<N; i++) { 7334 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7335 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7336 if (cur == null) { 7337 mPermissionGroups.put(pg.info.name, pg); 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(pg.info.name); 7345 } 7346 } else { 7347 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7348 + pg.info.packageName + " ignored: original from " 7349 + cur.info.packageName); 7350 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7351 if (r == null) { 7352 r = new StringBuilder(256); 7353 } else { 7354 r.append(' '); 7355 } 7356 r.append("DUP:"); 7357 r.append(pg.info.name); 7358 } 7359 } 7360 } 7361 if (r != null) { 7362 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7363 } 7364 7365 N = pkg.permissions.size(); 7366 r = null; 7367 for (i=0; i<N; i++) { 7368 PackageParser.Permission p = pkg.permissions.get(i); 7369 7370 // Assume by default that we did not install this permission into the system. 7371 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7372 7373 // Now that permission groups have a special meaning, we ignore permission 7374 // groups for legacy apps to prevent unexpected behavior. In particular, 7375 // permissions for one app being granted to someone just becuase they happen 7376 // to be in a group defined by another app (before this had no implications). 7377 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7378 p.group = mPermissionGroups.get(p.info.group); 7379 // Warn for a permission in an unknown group. 7380 if (p.info.group != null && p.group == null) { 7381 Slog.w(TAG, "Permission " + p.info.name + " from package " 7382 + p.info.packageName + " in an unknown group " + p.info.group); 7383 } 7384 } 7385 7386 ArrayMap<String, BasePermission> permissionMap = 7387 p.tree ? mSettings.mPermissionTrees 7388 : mSettings.mPermissions; 7389 BasePermission bp = permissionMap.get(p.info.name); 7390 7391 // Allow system apps to redefine non-system permissions 7392 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7393 final boolean currentOwnerIsSystem = (bp.perm != null 7394 && isSystemApp(bp.perm.owner)); 7395 if (isSystemApp(p.owner)) { 7396 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7397 // It's a built-in permission and no owner, take ownership now 7398 bp.packageSetting = pkgSetting; 7399 bp.perm = p; 7400 bp.uid = pkg.applicationInfo.uid; 7401 bp.sourcePackage = p.info.packageName; 7402 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7403 } else if (!currentOwnerIsSystem) { 7404 String msg = "New decl " + p.owner + " of permission " 7405 + p.info.name + " is system; overriding " + bp.sourcePackage; 7406 reportSettingsProblem(Log.WARN, msg); 7407 bp = null; 7408 } 7409 } 7410 } 7411 7412 if (bp == null) { 7413 bp = new BasePermission(p.info.name, p.info.packageName, 7414 BasePermission.TYPE_NORMAL); 7415 permissionMap.put(p.info.name, bp); 7416 } 7417 7418 if (bp.perm == null) { 7419 if (bp.sourcePackage == null 7420 || bp.sourcePackage.equals(p.info.packageName)) { 7421 BasePermission tree = findPermissionTreeLP(p.info.name); 7422 if (tree == null 7423 || tree.sourcePackage.equals(p.info.packageName)) { 7424 bp.packageSetting = pkgSetting; 7425 bp.perm = p; 7426 bp.uid = pkg.applicationInfo.uid; 7427 bp.sourcePackage = p.info.packageName; 7428 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7429 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7430 if (r == null) { 7431 r = new StringBuilder(256); 7432 } else { 7433 r.append(' '); 7434 } 7435 r.append(p.info.name); 7436 } 7437 } else { 7438 Slog.w(TAG, "Permission " + p.info.name + " from package " 7439 + p.info.packageName + " ignored: base tree " 7440 + tree.name + " is from package " 7441 + tree.sourcePackage); 7442 } 7443 } else { 7444 Slog.w(TAG, "Permission " + p.info.name + " from package " 7445 + p.info.packageName + " ignored: original from " 7446 + bp.sourcePackage); 7447 } 7448 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7449 if (r == null) { 7450 r = new StringBuilder(256); 7451 } else { 7452 r.append(' '); 7453 } 7454 r.append("DUP:"); 7455 r.append(p.info.name); 7456 } 7457 if (bp.perm == p) { 7458 bp.protectionLevel = p.info.protectionLevel; 7459 } 7460 } 7461 7462 if (r != null) { 7463 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7464 } 7465 7466 N = pkg.instrumentation.size(); 7467 r = null; 7468 for (i=0; i<N; i++) { 7469 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7470 a.info.packageName = pkg.applicationInfo.packageName; 7471 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7472 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7473 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7474 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7475 a.info.dataDir = pkg.applicationInfo.dataDir; 7476 7477 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7478 // need other information about the application, like the ABI and what not ? 7479 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7480 mInstrumentation.put(a.getComponentName(), a); 7481 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7482 if (r == null) { 7483 r = new StringBuilder(256); 7484 } else { 7485 r.append(' '); 7486 } 7487 r.append(a.info.name); 7488 } 7489 } 7490 if (r != null) { 7491 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7492 } 7493 7494 if (pkg.protectedBroadcasts != null) { 7495 N = pkg.protectedBroadcasts.size(); 7496 for (i=0; i<N; i++) { 7497 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7498 } 7499 } 7500 7501 pkgSetting.setTimeStamp(scanFileTime); 7502 7503 // Create idmap files for pairs of (packages, overlay packages). 7504 // Note: "android", ie framework-res.apk, is handled by native layers. 7505 if (pkg.mOverlayTarget != null) { 7506 // This is an overlay package. 7507 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7508 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7509 mOverlays.put(pkg.mOverlayTarget, 7510 new ArrayMap<String, PackageParser.Package>()); 7511 } 7512 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7513 map.put(pkg.packageName, pkg); 7514 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7515 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7516 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7517 "scanPackageLI failed to createIdmap"); 7518 } 7519 } 7520 } else if (mOverlays.containsKey(pkg.packageName) && 7521 !pkg.packageName.equals("android")) { 7522 // This is a regular package, with one or more known overlay packages. 7523 createIdmapsForPackageLI(pkg); 7524 } 7525 } 7526 7527 return pkg; 7528 } 7529 7530 /** 7531 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7532 * is derived purely on the basis of the contents of {@code scanFile} and 7533 * {@code cpuAbiOverride}. 7534 * 7535 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7536 */ 7537 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7538 String cpuAbiOverride, boolean extractLibs) 7539 throws PackageManagerException { 7540 // TODO: We can probably be smarter about this stuff. For installed apps, 7541 // we can calculate this information at install time once and for all. For 7542 // system apps, we can probably assume that this information doesn't change 7543 // after the first boot scan. As things stand, we do lots of unnecessary work. 7544 7545 // Give ourselves some initial paths; we'll come back for another 7546 // pass once we've determined ABI below. 7547 setNativeLibraryPaths(pkg); 7548 7549 // We would never need to extract libs for forward-locked and external packages, 7550 // since the container service will do it for us. We shouldn't attempt to 7551 // extract libs from system app when it was not updated. 7552 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7553 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7554 extractLibs = false; 7555 } 7556 7557 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7558 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7559 7560 NativeLibraryHelper.Handle handle = null; 7561 try { 7562 handle = NativeLibraryHelper.Handle.create(scanFile); 7563 // TODO(multiArch): This can be null for apps that didn't go through the 7564 // usual installation process. We can calculate it again, like we 7565 // do during install time. 7566 // 7567 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7568 // unnecessary. 7569 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7570 7571 // Null out the abis so that they can be recalculated. 7572 pkg.applicationInfo.primaryCpuAbi = null; 7573 pkg.applicationInfo.secondaryCpuAbi = null; 7574 if (isMultiArch(pkg.applicationInfo)) { 7575 // Warn if we've set an abiOverride for multi-lib packages.. 7576 // By definition, we need to copy both 32 and 64 bit libraries for 7577 // such packages. 7578 if (pkg.cpuAbiOverride != null 7579 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7580 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7581 } 7582 7583 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7584 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7585 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7586 if (extractLibs) { 7587 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7588 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7589 useIsaSpecificSubdirs); 7590 } else { 7591 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7592 } 7593 } 7594 7595 maybeThrowExceptionForMultiArchCopy( 7596 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7597 7598 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7599 if (extractLibs) { 7600 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7601 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7602 useIsaSpecificSubdirs); 7603 } else { 7604 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7605 } 7606 } 7607 7608 maybeThrowExceptionForMultiArchCopy( 7609 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7610 7611 if (abi64 >= 0) { 7612 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7613 } 7614 7615 if (abi32 >= 0) { 7616 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7617 if (abi64 >= 0) { 7618 pkg.applicationInfo.secondaryCpuAbi = abi; 7619 } else { 7620 pkg.applicationInfo.primaryCpuAbi = abi; 7621 } 7622 } 7623 } else { 7624 String[] abiList = (cpuAbiOverride != null) ? 7625 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7626 7627 // Enable gross and lame hacks for apps that are built with old 7628 // SDK tools. We must scan their APKs for renderscript bitcode and 7629 // not launch them if it's present. Don't bother checking on devices 7630 // that don't have 64 bit support. 7631 boolean needsRenderScriptOverride = false; 7632 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7633 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7634 abiList = Build.SUPPORTED_32_BIT_ABIS; 7635 needsRenderScriptOverride = true; 7636 } 7637 7638 final int copyRet; 7639 if (extractLibs) { 7640 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7641 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7642 } else { 7643 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7644 } 7645 7646 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7647 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7648 "Error unpackaging native libs for app, errorCode=" + copyRet); 7649 } 7650 7651 if (copyRet >= 0) { 7652 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7653 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7654 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7655 } else if (needsRenderScriptOverride) { 7656 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7657 } 7658 } 7659 } catch (IOException ioe) { 7660 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7661 } finally { 7662 IoUtils.closeQuietly(handle); 7663 } 7664 7665 // Now that we've calculated the ABIs and determined if it's an internal app, 7666 // we will go ahead and populate the nativeLibraryPath. 7667 setNativeLibraryPaths(pkg); 7668 } 7669 7670 /** 7671 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7672 * i.e, so that all packages can be run inside a single process if required. 7673 * 7674 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7675 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7676 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7677 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7678 * updating a package that belongs to a shared user. 7679 * 7680 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7681 * adds unnecessary complexity. 7682 */ 7683 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7684 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt, 7685 boolean bootComplete) { 7686 String requiredInstructionSet = null; 7687 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7688 requiredInstructionSet = VMRuntime.getInstructionSet( 7689 scannedPackage.applicationInfo.primaryCpuAbi); 7690 } 7691 7692 PackageSetting requirer = null; 7693 for (PackageSetting ps : packagesForUser) { 7694 // If packagesForUser contains scannedPackage, we skip it. This will happen 7695 // when scannedPackage is an update of an existing package. Without this check, 7696 // we will never be able to change the ABI of any package belonging to a shared 7697 // user, even if it's compatible with other packages. 7698 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7699 if (ps.primaryCpuAbiString == null) { 7700 continue; 7701 } 7702 7703 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7704 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7705 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7706 // this but there's not much we can do. 7707 String errorMessage = "Instruction set mismatch, " 7708 + ((requirer == null) ? "[caller]" : requirer) 7709 + " requires " + requiredInstructionSet + " whereas " + ps 7710 + " requires " + instructionSet; 7711 Slog.w(TAG, errorMessage); 7712 } 7713 7714 if (requiredInstructionSet == null) { 7715 requiredInstructionSet = instructionSet; 7716 requirer = ps; 7717 } 7718 } 7719 } 7720 7721 if (requiredInstructionSet != null) { 7722 String adjustedAbi; 7723 if (requirer != null) { 7724 // requirer != null implies that either scannedPackage was null or that scannedPackage 7725 // did not require an ABI, in which case we have to adjust scannedPackage to match 7726 // the ABI of the set (which is the same as requirer's ABI) 7727 adjustedAbi = requirer.primaryCpuAbiString; 7728 if (scannedPackage != null) { 7729 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7730 } 7731 } else { 7732 // requirer == null implies that we're updating all ABIs in the set to 7733 // match scannedPackage. 7734 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7735 } 7736 7737 for (PackageSetting ps : packagesForUser) { 7738 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7739 if (ps.primaryCpuAbiString != null) { 7740 continue; 7741 } 7742 7743 ps.primaryCpuAbiString = adjustedAbi; 7744 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7745 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7746 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7747 7748 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7749 null /* instruction sets */, forceDexOpt, deferDexOpt, true, 7750 bootComplete, false /*useJit*/); 7751 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7752 ps.primaryCpuAbiString = null; 7753 ps.pkg.applicationInfo.primaryCpuAbi = null; 7754 return; 7755 } else { 7756 mInstaller.rmdex(ps.codePathString, 7757 getDexCodeInstructionSet(getPreferredInstructionSet())); 7758 } 7759 } 7760 } 7761 } 7762 } 7763 } 7764 7765 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7766 synchronized (mPackages) { 7767 mResolverReplaced = true; 7768 // Set up information for custom user intent resolution activity. 7769 mResolveActivity.applicationInfo = pkg.applicationInfo; 7770 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7771 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7772 mResolveActivity.processName = pkg.applicationInfo.packageName; 7773 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7774 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7775 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7776 mResolveActivity.theme = 0; 7777 mResolveActivity.exported = true; 7778 mResolveActivity.enabled = true; 7779 mResolveInfo.activityInfo = mResolveActivity; 7780 mResolveInfo.priority = 0; 7781 mResolveInfo.preferredOrder = 0; 7782 mResolveInfo.match = 0; 7783 mResolveComponentName = mCustomResolverComponentName; 7784 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7785 mResolveComponentName); 7786 } 7787 } 7788 7789 private static String calculateBundledApkRoot(final String codePathString) { 7790 final File codePath = new File(codePathString); 7791 final File codeRoot; 7792 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7793 codeRoot = Environment.getRootDirectory(); 7794 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7795 codeRoot = Environment.getOemDirectory(); 7796 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7797 codeRoot = Environment.getVendorDirectory(); 7798 } else { 7799 // Unrecognized code path; take its top real segment as the apk root: 7800 // e.g. /something/app/blah.apk => /something 7801 try { 7802 File f = codePath.getCanonicalFile(); 7803 File parent = f.getParentFile(); // non-null because codePath is a file 7804 File tmp; 7805 while ((tmp = parent.getParentFile()) != null) { 7806 f = parent; 7807 parent = tmp; 7808 } 7809 codeRoot = f; 7810 Slog.w(TAG, "Unrecognized code path " 7811 + codePath + " - using " + codeRoot); 7812 } catch (IOException e) { 7813 // Can't canonicalize the code path -- shenanigans? 7814 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7815 return Environment.getRootDirectory().getPath(); 7816 } 7817 } 7818 return codeRoot.getPath(); 7819 } 7820 7821 /** 7822 * Derive and set the location of native libraries for the given package, 7823 * which varies depending on where and how the package was installed. 7824 */ 7825 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7826 final ApplicationInfo info = pkg.applicationInfo; 7827 final String codePath = pkg.codePath; 7828 final File codeFile = new File(codePath); 7829 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7830 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 7831 7832 info.nativeLibraryRootDir = null; 7833 info.nativeLibraryRootRequiresIsa = false; 7834 info.nativeLibraryDir = null; 7835 info.secondaryNativeLibraryDir = null; 7836 7837 if (isApkFile(codeFile)) { 7838 // Monolithic install 7839 if (bundledApp) { 7840 // If "/system/lib64/apkname" exists, assume that is the per-package 7841 // native library directory to use; otherwise use "/system/lib/apkname". 7842 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7843 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7844 getPrimaryInstructionSet(info)); 7845 7846 // This is a bundled system app so choose the path based on the ABI. 7847 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7848 // is just the default path. 7849 final String apkName = deriveCodePathName(codePath); 7850 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7851 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7852 apkName).getAbsolutePath(); 7853 7854 if (info.secondaryCpuAbi != null) { 7855 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7856 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7857 secondaryLibDir, apkName).getAbsolutePath(); 7858 } 7859 } else if (asecApp) { 7860 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7861 .getAbsolutePath(); 7862 } else { 7863 final String apkName = deriveCodePathName(codePath); 7864 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7865 .getAbsolutePath(); 7866 } 7867 7868 info.nativeLibraryRootRequiresIsa = false; 7869 info.nativeLibraryDir = info.nativeLibraryRootDir; 7870 } else { 7871 // Cluster install 7872 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7873 info.nativeLibraryRootRequiresIsa = true; 7874 7875 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7876 getPrimaryInstructionSet(info)).getAbsolutePath(); 7877 7878 if (info.secondaryCpuAbi != null) { 7879 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7880 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7881 } 7882 } 7883 } 7884 7885 /** 7886 * Calculate the abis and roots for a bundled app. These can uniquely 7887 * be determined from the contents of the system partition, i.e whether 7888 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7889 * of this information, and instead assume that the system was built 7890 * sensibly. 7891 */ 7892 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7893 PackageSetting pkgSetting) { 7894 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7895 7896 // If "/system/lib64/apkname" exists, assume that is the per-package 7897 // native library directory to use; otherwise use "/system/lib/apkname". 7898 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7899 setBundledAppAbi(pkg, apkRoot, apkName); 7900 // pkgSetting might be null during rescan following uninstall of updates 7901 // to a bundled app, so accommodate that possibility. The settings in 7902 // that case will be established later from the parsed package. 7903 // 7904 // If the settings aren't null, sync them up with what we've just derived. 7905 // note that apkRoot isn't stored in the package settings. 7906 if (pkgSetting != null) { 7907 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7908 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7909 } 7910 } 7911 7912 /** 7913 * Deduces the ABI of a bundled app and sets the relevant fields on the 7914 * parsed pkg object. 7915 * 7916 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7917 * under which system libraries are installed. 7918 * @param apkName the name of the installed package. 7919 */ 7920 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7921 final File codeFile = new File(pkg.codePath); 7922 7923 final boolean has64BitLibs; 7924 final boolean has32BitLibs; 7925 if (isApkFile(codeFile)) { 7926 // Monolithic install 7927 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7928 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7929 } else { 7930 // Cluster install 7931 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7932 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7933 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7934 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7935 has64BitLibs = (new File(rootDir, isa)).exists(); 7936 } else { 7937 has64BitLibs = false; 7938 } 7939 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7940 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7941 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7942 has32BitLibs = (new File(rootDir, isa)).exists(); 7943 } else { 7944 has32BitLibs = false; 7945 } 7946 } 7947 7948 if (has64BitLibs && !has32BitLibs) { 7949 // The package has 64 bit libs, but not 32 bit libs. Its primary 7950 // ABI should be 64 bit. We can safely assume here that the bundled 7951 // native libraries correspond to the most preferred ABI in the list. 7952 7953 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7954 pkg.applicationInfo.secondaryCpuAbi = null; 7955 } else if (has32BitLibs && !has64BitLibs) { 7956 // The package has 32 bit libs but not 64 bit libs. Its primary 7957 // ABI should be 32 bit. 7958 7959 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7960 pkg.applicationInfo.secondaryCpuAbi = null; 7961 } else if (has32BitLibs && has64BitLibs) { 7962 // The application has both 64 and 32 bit bundled libraries. We check 7963 // here that the app declares multiArch support, and warn if it doesn't. 7964 // 7965 // We will be lenient here and record both ABIs. The primary will be the 7966 // ABI that's higher on the list, i.e, a device that's configured to prefer 7967 // 64 bit apps will see a 64 bit primary ABI, 7968 7969 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7970 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7971 } 7972 7973 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7974 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7975 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7976 } else { 7977 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7978 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7979 } 7980 } else { 7981 pkg.applicationInfo.primaryCpuAbi = null; 7982 pkg.applicationInfo.secondaryCpuAbi = null; 7983 } 7984 } 7985 7986 private void killApplication(String pkgName, int appId, String reason) { 7987 // Request the ActivityManager to kill the process(only for existing packages) 7988 // so that we do not end up in a confused state while the user is still using the older 7989 // version of the application while the new one gets installed. 7990 IActivityManager am = ActivityManagerNative.getDefault(); 7991 if (am != null) { 7992 try { 7993 am.killApplicationWithAppId(pkgName, appId, reason); 7994 } catch (RemoteException e) { 7995 } 7996 } 7997 } 7998 7999 void removePackageLI(PackageSetting ps, boolean chatty) { 8000 if (DEBUG_INSTALL) { 8001 if (chatty) 8002 Log.d(TAG, "Removing package " + ps.name); 8003 } 8004 8005 // writer 8006 synchronized (mPackages) { 8007 mPackages.remove(ps.name); 8008 final PackageParser.Package pkg = ps.pkg; 8009 if (pkg != null) { 8010 cleanPackageDataStructuresLILPw(pkg, chatty); 8011 } 8012 } 8013 } 8014 8015 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8016 if (DEBUG_INSTALL) { 8017 if (chatty) 8018 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8019 } 8020 8021 // writer 8022 synchronized (mPackages) { 8023 mPackages.remove(pkg.applicationInfo.packageName); 8024 cleanPackageDataStructuresLILPw(pkg, chatty); 8025 } 8026 } 8027 8028 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8029 int N = pkg.providers.size(); 8030 StringBuilder r = null; 8031 int i; 8032 for (i=0; i<N; i++) { 8033 PackageParser.Provider p = pkg.providers.get(i); 8034 mProviders.removeProvider(p); 8035 if (p.info.authority == null) { 8036 8037 /* There was another ContentProvider with this authority when 8038 * this app was installed so this authority is null, 8039 * Ignore it as we don't have to unregister the provider. 8040 */ 8041 continue; 8042 } 8043 String names[] = p.info.authority.split(";"); 8044 for (int j = 0; j < names.length; j++) { 8045 if (mProvidersByAuthority.get(names[j]) == p) { 8046 mProvidersByAuthority.remove(names[j]); 8047 if (DEBUG_REMOVE) { 8048 if (chatty) 8049 Log.d(TAG, "Unregistered content provider: " + names[j] 8050 + ", className = " + p.info.name + ", isSyncable = " 8051 + p.info.isSyncable); 8052 } 8053 } 8054 } 8055 if (DEBUG_REMOVE && chatty) { 8056 if (r == null) { 8057 r = new StringBuilder(256); 8058 } else { 8059 r.append(' '); 8060 } 8061 r.append(p.info.name); 8062 } 8063 } 8064 if (r != null) { 8065 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8066 } 8067 8068 N = pkg.services.size(); 8069 r = null; 8070 for (i=0; i<N; i++) { 8071 PackageParser.Service s = pkg.services.get(i); 8072 mServices.removeService(s); 8073 if (chatty) { 8074 if (r == null) { 8075 r = new StringBuilder(256); 8076 } else { 8077 r.append(' '); 8078 } 8079 r.append(s.info.name); 8080 } 8081 } 8082 if (r != null) { 8083 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8084 } 8085 8086 N = pkg.receivers.size(); 8087 r = null; 8088 for (i=0; i<N; i++) { 8089 PackageParser.Activity a = pkg.receivers.get(i); 8090 mReceivers.removeActivity(a, "receiver"); 8091 if (DEBUG_REMOVE && chatty) { 8092 if (r == null) { 8093 r = new StringBuilder(256); 8094 } else { 8095 r.append(' '); 8096 } 8097 r.append(a.info.name); 8098 } 8099 } 8100 if (r != null) { 8101 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8102 } 8103 8104 N = pkg.activities.size(); 8105 r = null; 8106 for (i=0; i<N; i++) { 8107 PackageParser.Activity a = pkg.activities.get(i); 8108 mActivities.removeActivity(a, "activity"); 8109 if (DEBUG_REMOVE && chatty) { 8110 if (r == null) { 8111 r = new StringBuilder(256); 8112 } else { 8113 r.append(' '); 8114 } 8115 r.append(a.info.name); 8116 } 8117 } 8118 if (r != null) { 8119 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8120 } 8121 8122 N = pkg.permissions.size(); 8123 r = null; 8124 for (i=0; i<N; i++) { 8125 PackageParser.Permission p = pkg.permissions.get(i); 8126 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8127 if (bp == null) { 8128 bp = mSettings.mPermissionTrees.get(p.info.name); 8129 } 8130 if (bp != null && bp.perm == p) { 8131 bp.perm = null; 8132 if (DEBUG_REMOVE && chatty) { 8133 if (r == null) { 8134 r = new StringBuilder(256); 8135 } else { 8136 r.append(' '); 8137 } 8138 r.append(p.info.name); 8139 } 8140 } 8141 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8142 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8143 if (appOpPerms != null) { 8144 appOpPerms.remove(pkg.packageName); 8145 } 8146 } 8147 } 8148 if (r != null) { 8149 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8150 } 8151 8152 N = pkg.requestedPermissions.size(); 8153 r = null; 8154 for (i=0; i<N; i++) { 8155 String perm = pkg.requestedPermissions.get(i); 8156 BasePermission bp = mSettings.mPermissions.get(perm); 8157 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8158 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8159 if (appOpPerms != null) { 8160 appOpPerms.remove(pkg.packageName); 8161 if (appOpPerms.isEmpty()) { 8162 mAppOpPermissionPackages.remove(perm); 8163 } 8164 } 8165 } 8166 } 8167 if (r != null) { 8168 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8169 } 8170 8171 N = pkg.instrumentation.size(); 8172 r = null; 8173 for (i=0; i<N; i++) { 8174 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8175 mInstrumentation.remove(a.getComponentName()); 8176 if (DEBUG_REMOVE && chatty) { 8177 if (r == null) { 8178 r = new StringBuilder(256); 8179 } else { 8180 r.append(' '); 8181 } 8182 r.append(a.info.name); 8183 } 8184 } 8185 if (r != null) { 8186 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8187 } 8188 8189 r = null; 8190 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8191 // Only system apps can hold shared libraries. 8192 if (pkg.libraryNames != null) { 8193 for (i=0; i<pkg.libraryNames.size(); i++) { 8194 String name = pkg.libraryNames.get(i); 8195 SharedLibraryEntry cur = mSharedLibraries.get(name); 8196 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8197 mSharedLibraries.remove(name); 8198 if (DEBUG_REMOVE && chatty) { 8199 if (r == null) { 8200 r = new StringBuilder(256); 8201 } else { 8202 r.append(' '); 8203 } 8204 r.append(name); 8205 } 8206 } 8207 } 8208 } 8209 } 8210 if (r != null) { 8211 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8212 } 8213 } 8214 8215 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8216 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8217 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8218 return true; 8219 } 8220 } 8221 return false; 8222 } 8223 8224 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8225 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8226 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8227 8228 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8229 int flags) { 8230 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8231 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8232 } 8233 8234 private void updatePermissionsLPw(String changingPkg, 8235 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8236 // Make sure there are no dangling permission trees. 8237 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8238 while (it.hasNext()) { 8239 final BasePermission bp = it.next(); 8240 if (bp.packageSetting == null) { 8241 // We may not yet have parsed the package, so just see if 8242 // we still know about its settings. 8243 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8244 } 8245 if (bp.packageSetting == null) { 8246 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8247 + " from package " + bp.sourcePackage); 8248 it.remove(); 8249 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8250 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8251 Slog.i(TAG, "Removing old permission tree: " + bp.name 8252 + " from package " + bp.sourcePackage); 8253 flags |= UPDATE_PERMISSIONS_ALL; 8254 it.remove(); 8255 } 8256 } 8257 } 8258 8259 // Make sure all dynamic permissions have been assigned to a package, 8260 // and make sure there are no dangling permissions. 8261 it = mSettings.mPermissions.values().iterator(); 8262 while (it.hasNext()) { 8263 final BasePermission bp = it.next(); 8264 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8265 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8266 + bp.name + " pkg=" + bp.sourcePackage 8267 + " info=" + bp.pendingInfo); 8268 if (bp.packageSetting == null && bp.pendingInfo != null) { 8269 final BasePermission tree = findPermissionTreeLP(bp.name); 8270 if (tree != null && tree.perm != null) { 8271 bp.packageSetting = tree.packageSetting; 8272 bp.perm = new PackageParser.Permission(tree.perm.owner, 8273 new PermissionInfo(bp.pendingInfo)); 8274 bp.perm.info.packageName = tree.perm.info.packageName; 8275 bp.perm.info.name = bp.name; 8276 bp.uid = tree.uid; 8277 } 8278 } 8279 } 8280 if (bp.packageSetting == null) { 8281 // We may not yet have parsed the package, so just see if 8282 // we still know about its settings. 8283 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8284 } 8285 if (bp.packageSetting == null) { 8286 Slog.w(TAG, "Removing dangling permission: " + bp.name 8287 + " from package " + bp.sourcePackage); 8288 it.remove(); 8289 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8290 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8291 Slog.i(TAG, "Removing old permission: " + bp.name 8292 + " from package " + bp.sourcePackage); 8293 flags |= UPDATE_PERMISSIONS_ALL; 8294 it.remove(); 8295 } 8296 } 8297 } 8298 8299 // Now update the permissions for all packages, in particular 8300 // replace the granted permissions of the system packages. 8301 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8302 for (PackageParser.Package pkg : mPackages.values()) { 8303 if (pkg != pkgInfo) { 8304 // Only replace for packages on requested volume 8305 final String volumeUuid = getVolumeUuidForPackage(pkg); 8306 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8307 && Objects.equals(replaceVolumeUuid, volumeUuid); 8308 grantPermissionsLPw(pkg, replace, changingPkg); 8309 } 8310 } 8311 } 8312 8313 if (pkgInfo != null) { 8314 // Only replace for packages on requested volume 8315 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8316 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8317 && Objects.equals(replaceVolumeUuid, volumeUuid); 8318 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8319 } 8320 } 8321 8322 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8323 String packageOfInterest) { 8324 // IMPORTANT: There are two types of permissions: install and runtime. 8325 // Install time permissions are granted when the app is installed to 8326 // all device users and users added in the future. Runtime permissions 8327 // are granted at runtime explicitly to specific users. Normal and signature 8328 // protected permissions are install time permissions. Dangerous permissions 8329 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8330 // otherwise they are runtime permissions. This function does not manage 8331 // runtime permissions except for the case an app targeting Lollipop MR1 8332 // being upgraded to target a newer SDK, in which case dangerous permissions 8333 // are transformed from install time to runtime ones. 8334 8335 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8336 if (ps == null) { 8337 return; 8338 } 8339 8340 PermissionsState permissionsState = ps.getPermissionsState(); 8341 PermissionsState origPermissions = permissionsState; 8342 8343 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8344 8345 boolean runtimePermissionsRevoked = false; 8346 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8347 8348 boolean changedInstallPermission = false; 8349 8350 if (replace) { 8351 ps.installPermissionsFixed = false; 8352 if (!ps.isSharedUser()) { 8353 origPermissions = new PermissionsState(permissionsState); 8354 permissionsState.reset(); 8355 } else { 8356 // We need to know only about runtime permission changes since the 8357 // calling code always writes the install permissions state but 8358 // the runtime ones are written only if changed. The only cases of 8359 // changed runtime permissions here are promotion of an install to 8360 // runtime and revocation of a runtime from a shared user. 8361 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8362 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8363 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8364 runtimePermissionsRevoked = true; 8365 } 8366 } 8367 } 8368 8369 permissionsState.setGlobalGids(mGlobalGids); 8370 8371 final int N = pkg.requestedPermissions.size(); 8372 for (int i=0; i<N; i++) { 8373 final String name = pkg.requestedPermissions.get(i); 8374 final BasePermission bp = mSettings.mPermissions.get(name); 8375 8376 if (DEBUG_INSTALL) { 8377 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8378 } 8379 8380 if (bp == null || bp.packageSetting == null) { 8381 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8382 Slog.w(TAG, "Unknown permission " + name 8383 + " in package " + pkg.packageName); 8384 } 8385 continue; 8386 } 8387 8388 final String perm = bp.name; 8389 boolean allowedSig = false; 8390 int grant = GRANT_DENIED; 8391 8392 // Keep track of app op permissions. 8393 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8394 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8395 if (pkgs == null) { 8396 pkgs = new ArraySet<>(); 8397 mAppOpPermissionPackages.put(bp.name, pkgs); 8398 } 8399 pkgs.add(pkg.packageName); 8400 } 8401 8402 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8403 switch (level) { 8404 case PermissionInfo.PROTECTION_NORMAL: { 8405 // For all apps normal permissions are install time ones. 8406 grant = GRANT_INSTALL; 8407 } break; 8408 8409 case PermissionInfo.PROTECTION_DANGEROUS: { 8410 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8411 // For legacy apps dangerous permissions are install time ones. 8412 grant = GRANT_INSTALL_LEGACY; 8413 } else if (origPermissions.hasInstallPermission(bp.name)) { 8414 // For legacy apps that became modern, install becomes runtime. 8415 grant = GRANT_UPGRADE; 8416 } else if (mPromoteSystemApps 8417 && isSystemApp(ps) 8418 && mExistingSystemPackages.contains(ps.name)) { 8419 // For legacy system apps, install becomes runtime. 8420 // We cannot check hasInstallPermission() for system apps since those 8421 // permissions were granted implicitly and not persisted pre-M. 8422 grant = GRANT_UPGRADE; 8423 } else { 8424 // For modern apps keep runtime permissions unchanged. 8425 grant = GRANT_RUNTIME; 8426 } 8427 } break; 8428 8429 case PermissionInfo.PROTECTION_SIGNATURE: { 8430 // For all apps signature permissions are install time ones. 8431 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8432 if (allowedSig) { 8433 grant = GRANT_INSTALL; 8434 } 8435 } break; 8436 } 8437 8438 if (DEBUG_INSTALL) { 8439 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8440 } 8441 8442 if (grant != GRANT_DENIED) { 8443 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8444 // If this is an existing, non-system package, then 8445 // we can't add any new permissions to it. 8446 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8447 // Except... if this is a permission that was added 8448 // to the platform (note: need to only do this when 8449 // updating the platform). 8450 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8451 grant = GRANT_DENIED; 8452 } 8453 } 8454 } 8455 8456 switch (grant) { 8457 case GRANT_INSTALL: { 8458 // Revoke this as runtime permission to handle the case of 8459 // a runtime permission being downgraded to an install one. 8460 for (int userId : UserManagerService.getInstance().getUserIds()) { 8461 if (origPermissions.getRuntimePermissionState( 8462 bp.name, userId) != null) { 8463 // Revoke the runtime permission and clear the flags. 8464 origPermissions.revokeRuntimePermission(bp, userId); 8465 origPermissions.updatePermissionFlags(bp, userId, 8466 PackageManager.MASK_PERMISSION_FLAGS, 0); 8467 // If we revoked a permission permission, we have to write. 8468 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8469 changedRuntimePermissionUserIds, userId); 8470 } 8471 } 8472 // Grant an install permission. 8473 if (permissionsState.grantInstallPermission(bp) != 8474 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8475 changedInstallPermission = true; 8476 } 8477 } break; 8478 8479 case GRANT_INSTALL_LEGACY: { 8480 // Grant an install permission. 8481 if (permissionsState.grantInstallPermission(bp) != 8482 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8483 changedInstallPermission = true; 8484 } 8485 } break; 8486 8487 case GRANT_RUNTIME: { 8488 // Grant previously granted runtime permissions. 8489 for (int userId : UserManagerService.getInstance().getUserIds()) { 8490 PermissionState permissionState = origPermissions 8491 .getRuntimePermissionState(bp.name, userId); 8492 final int flags = permissionState != null 8493 ? permissionState.getFlags() : 0; 8494 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8495 if (permissionsState.grantRuntimePermission(bp, userId) == 8496 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8497 // If we cannot put the permission as it was, we have to write. 8498 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8499 changedRuntimePermissionUserIds, userId); 8500 } 8501 } 8502 // Propagate the permission flags. 8503 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8504 } 8505 } break; 8506 8507 case GRANT_UPGRADE: { 8508 // Grant runtime permissions for a previously held install permission. 8509 PermissionState permissionState = origPermissions 8510 .getInstallPermissionState(bp.name); 8511 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8512 8513 if (origPermissions.revokeInstallPermission(bp) 8514 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8515 // We will be transferring the permission flags, so clear them. 8516 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8517 PackageManager.MASK_PERMISSION_FLAGS, 0); 8518 changedInstallPermission = true; 8519 } 8520 8521 // If the permission is not to be promoted to runtime we ignore it and 8522 // also its other flags as they are not applicable to install permissions. 8523 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8524 for (int userId : currentUserIds) { 8525 if (permissionsState.grantRuntimePermission(bp, userId) != 8526 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8527 // Transfer the permission flags. 8528 permissionsState.updatePermissionFlags(bp, userId, 8529 flags, flags); 8530 // If we granted the permission, we have to write. 8531 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8532 changedRuntimePermissionUserIds, userId); 8533 } 8534 } 8535 } 8536 } break; 8537 8538 default: { 8539 if (packageOfInterest == null 8540 || packageOfInterest.equals(pkg.packageName)) { 8541 Slog.w(TAG, "Not granting permission " + perm 8542 + " to package " + pkg.packageName 8543 + " because it was previously installed without"); 8544 } 8545 } break; 8546 } 8547 } else { 8548 if (permissionsState.revokeInstallPermission(bp) != 8549 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8550 // Also drop the permission flags. 8551 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8552 PackageManager.MASK_PERMISSION_FLAGS, 0); 8553 changedInstallPermission = true; 8554 Slog.i(TAG, "Un-granting permission " + perm 8555 + " from package " + pkg.packageName 8556 + " (protectionLevel=" + bp.protectionLevel 8557 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8558 + ")"); 8559 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8560 // Don't print warning for app op permissions, since it is fine for them 8561 // not to be granted, there is a UI for the user to decide. 8562 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8563 Slog.w(TAG, "Not granting permission " + perm 8564 + " to package " + pkg.packageName 8565 + " (protectionLevel=" + bp.protectionLevel 8566 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8567 + ")"); 8568 } 8569 } 8570 } 8571 } 8572 8573 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8574 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8575 // This is the first that we have heard about this package, so the 8576 // permissions we have now selected are fixed until explicitly 8577 // changed. 8578 ps.installPermissionsFixed = true; 8579 } 8580 8581 // Persist the runtime permissions state for users with changes. If permissions 8582 // were revoked because no app in the shared user declares them we have to 8583 // write synchronously to avoid losing runtime permissions state. 8584 for (int userId : changedRuntimePermissionUserIds) { 8585 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 8586 } 8587 } 8588 8589 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8590 boolean allowed = false; 8591 final int NP = PackageParser.NEW_PERMISSIONS.length; 8592 for (int ip=0; ip<NP; ip++) { 8593 final PackageParser.NewPermissionInfo npi 8594 = PackageParser.NEW_PERMISSIONS[ip]; 8595 if (npi.name.equals(perm) 8596 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8597 allowed = true; 8598 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8599 + pkg.packageName); 8600 break; 8601 } 8602 } 8603 return allowed; 8604 } 8605 8606 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8607 BasePermission bp, PermissionsState origPermissions) { 8608 boolean allowed; 8609 allowed = (compareSignatures( 8610 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8611 == PackageManager.SIGNATURE_MATCH) 8612 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8613 == PackageManager.SIGNATURE_MATCH); 8614 if (!allowed && (bp.protectionLevel 8615 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8616 if (isSystemApp(pkg)) { 8617 // For updated system applications, a system permission 8618 // is granted only if it had been defined by the original application. 8619 if (pkg.isUpdatedSystemApp()) { 8620 final PackageSetting sysPs = mSettings 8621 .getDisabledSystemPkgLPr(pkg.packageName); 8622 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8623 // If the original was granted this permission, we take 8624 // that grant decision as read and propagate it to the 8625 // update. 8626 if (sysPs.isPrivileged()) { 8627 allowed = true; 8628 } 8629 } else { 8630 // The system apk may have been updated with an older 8631 // version of the one on the data partition, but which 8632 // granted a new system permission that it didn't have 8633 // before. In this case we do want to allow the app to 8634 // now get the new permission if the ancestral apk is 8635 // privileged to get it. 8636 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8637 for (int j=0; 8638 j<sysPs.pkg.requestedPermissions.size(); j++) { 8639 if (perm.equals( 8640 sysPs.pkg.requestedPermissions.get(j))) { 8641 allowed = true; 8642 break; 8643 } 8644 } 8645 } 8646 } 8647 } else { 8648 allowed = isPrivilegedApp(pkg); 8649 } 8650 } 8651 } 8652 if (!allowed) { 8653 if (!allowed && (bp.protectionLevel 8654 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8655 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8656 // If this was a previously normal/dangerous permission that got moved 8657 // to a system permission as part of the runtime permission redesign, then 8658 // we still want to blindly grant it to old apps. 8659 allowed = true; 8660 } 8661 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8662 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8663 // If this permission is to be granted to the system installer and 8664 // this app is an installer, then it gets the permission. 8665 allowed = true; 8666 } 8667 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8668 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8669 // If this permission is to be granted to the system verifier and 8670 // this app is a verifier, then it gets the permission. 8671 allowed = true; 8672 } 8673 if (!allowed && (bp.protectionLevel 8674 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8675 && isSystemApp(pkg)) { 8676 // Any pre-installed system app is allowed to get this permission. 8677 allowed = true; 8678 } 8679 if (!allowed && (bp.protectionLevel 8680 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8681 // For development permissions, a development permission 8682 // is granted only if it was already granted. 8683 allowed = origPermissions.hasInstallPermission(perm); 8684 } 8685 } 8686 return allowed; 8687 } 8688 8689 final class ActivityIntentResolver 8690 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8691 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8692 boolean defaultOnly, int userId) { 8693 if (!sUserManager.exists(userId)) return null; 8694 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8695 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8696 } 8697 8698 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8699 int userId) { 8700 if (!sUserManager.exists(userId)) return null; 8701 mFlags = flags; 8702 return super.queryIntent(intent, resolvedType, 8703 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8704 } 8705 8706 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8707 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8708 if (!sUserManager.exists(userId)) return null; 8709 if (packageActivities == null) { 8710 return null; 8711 } 8712 mFlags = flags; 8713 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8714 final int N = packageActivities.size(); 8715 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8716 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8717 8718 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8719 for (int i = 0; i < N; ++i) { 8720 intentFilters = packageActivities.get(i).intents; 8721 if (intentFilters != null && intentFilters.size() > 0) { 8722 PackageParser.ActivityIntentInfo[] array = 8723 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8724 intentFilters.toArray(array); 8725 listCut.add(array); 8726 } 8727 } 8728 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8729 } 8730 8731 public final void addActivity(PackageParser.Activity a, String type) { 8732 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8733 mActivities.put(a.getComponentName(), a); 8734 if (DEBUG_SHOW_INFO) 8735 Log.v( 8736 TAG, " " + type + " " + 8737 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8738 if (DEBUG_SHOW_INFO) 8739 Log.v(TAG, " Class=" + a.info.name); 8740 final int NI = a.intents.size(); 8741 for (int j=0; j<NI; j++) { 8742 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8743 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8744 intent.setPriority(0); 8745 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8746 + a.className + " with priority > 0, forcing to 0"); 8747 } 8748 if (DEBUG_SHOW_INFO) { 8749 Log.v(TAG, " IntentFilter:"); 8750 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8751 } 8752 if (!intent.debugCheck()) { 8753 Log.w(TAG, "==> For Activity " + a.info.name); 8754 } 8755 addFilter(intent); 8756 } 8757 } 8758 8759 public final void removeActivity(PackageParser.Activity a, String type) { 8760 mActivities.remove(a.getComponentName()); 8761 if (DEBUG_SHOW_INFO) { 8762 Log.v(TAG, " " + type + " " 8763 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8764 : a.info.name) + ":"); 8765 Log.v(TAG, " Class=" + a.info.name); 8766 } 8767 final int NI = a.intents.size(); 8768 for (int j=0; j<NI; j++) { 8769 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8770 if (DEBUG_SHOW_INFO) { 8771 Log.v(TAG, " IntentFilter:"); 8772 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8773 } 8774 removeFilter(intent); 8775 } 8776 } 8777 8778 @Override 8779 protected boolean allowFilterResult( 8780 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8781 ActivityInfo filterAi = filter.activity.info; 8782 for (int i=dest.size()-1; i>=0; i--) { 8783 ActivityInfo destAi = dest.get(i).activityInfo; 8784 if (destAi.name == filterAi.name 8785 && destAi.packageName == filterAi.packageName) { 8786 return false; 8787 } 8788 } 8789 return true; 8790 } 8791 8792 @Override 8793 protected ActivityIntentInfo[] newArray(int size) { 8794 return new ActivityIntentInfo[size]; 8795 } 8796 8797 @Override 8798 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8799 if (!sUserManager.exists(userId)) return true; 8800 PackageParser.Package p = filter.activity.owner; 8801 if (p != null) { 8802 PackageSetting ps = (PackageSetting)p.mExtras; 8803 if (ps != null) { 8804 // System apps are never considered stopped for purposes of 8805 // filtering, because there may be no way for the user to 8806 // actually re-launch them. 8807 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8808 && ps.getStopped(userId); 8809 } 8810 } 8811 return false; 8812 } 8813 8814 @Override 8815 protected boolean isPackageForFilter(String packageName, 8816 PackageParser.ActivityIntentInfo info) { 8817 return packageName.equals(info.activity.owner.packageName); 8818 } 8819 8820 @Override 8821 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8822 int match, int userId) { 8823 if (!sUserManager.exists(userId)) return null; 8824 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8825 return null; 8826 } 8827 final PackageParser.Activity activity = info.activity; 8828 if (mSafeMode && (activity.info.applicationInfo.flags 8829 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8830 return null; 8831 } 8832 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8833 if (ps == null) { 8834 return null; 8835 } 8836 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8837 ps.readUserState(userId), userId); 8838 if (ai == null) { 8839 return null; 8840 } 8841 final ResolveInfo res = new ResolveInfo(); 8842 res.activityInfo = ai; 8843 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8844 res.filter = info; 8845 } 8846 if (info != null) { 8847 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8848 } 8849 res.priority = info.getPriority(); 8850 res.preferredOrder = activity.owner.mPreferredOrder; 8851 //System.out.println("Result: " + res.activityInfo.className + 8852 // " = " + res.priority); 8853 res.match = match; 8854 res.isDefault = info.hasDefault; 8855 res.labelRes = info.labelRes; 8856 res.nonLocalizedLabel = info.nonLocalizedLabel; 8857 if (userNeedsBadging(userId)) { 8858 res.noResourceId = true; 8859 } else { 8860 res.icon = info.icon; 8861 } 8862 res.iconResourceId = info.icon; 8863 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8864 return res; 8865 } 8866 8867 @Override 8868 protected void sortResults(List<ResolveInfo> results) { 8869 Collections.sort(results, mResolvePrioritySorter); 8870 } 8871 8872 @Override 8873 protected void dumpFilter(PrintWriter out, String prefix, 8874 PackageParser.ActivityIntentInfo filter) { 8875 out.print(prefix); out.print( 8876 Integer.toHexString(System.identityHashCode(filter.activity))); 8877 out.print(' '); 8878 filter.activity.printComponentShortName(out); 8879 out.print(" filter "); 8880 out.println(Integer.toHexString(System.identityHashCode(filter))); 8881 } 8882 8883 @Override 8884 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8885 return filter.activity; 8886 } 8887 8888 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8889 PackageParser.Activity activity = (PackageParser.Activity)label; 8890 out.print(prefix); out.print( 8891 Integer.toHexString(System.identityHashCode(activity))); 8892 out.print(' '); 8893 activity.printComponentShortName(out); 8894 if (count > 1) { 8895 out.print(" ("); out.print(count); out.print(" filters)"); 8896 } 8897 out.println(); 8898 } 8899 8900// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8901// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8902// final List<ResolveInfo> retList = Lists.newArrayList(); 8903// while (i.hasNext()) { 8904// final ResolveInfo resolveInfo = i.next(); 8905// if (isEnabledLP(resolveInfo.activityInfo)) { 8906// retList.add(resolveInfo); 8907// } 8908// } 8909// return retList; 8910// } 8911 8912 // Keys are String (activity class name), values are Activity. 8913 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8914 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8915 private int mFlags; 8916 } 8917 8918 private final class ServiceIntentResolver 8919 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8920 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8921 boolean defaultOnly, int userId) { 8922 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8923 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8924 } 8925 8926 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8927 int userId) { 8928 if (!sUserManager.exists(userId)) return null; 8929 mFlags = flags; 8930 return super.queryIntent(intent, resolvedType, 8931 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8932 } 8933 8934 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8935 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8936 if (!sUserManager.exists(userId)) return null; 8937 if (packageServices == null) { 8938 return null; 8939 } 8940 mFlags = flags; 8941 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8942 final int N = packageServices.size(); 8943 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8944 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8945 8946 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8947 for (int i = 0; i < N; ++i) { 8948 intentFilters = packageServices.get(i).intents; 8949 if (intentFilters != null && intentFilters.size() > 0) { 8950 PackageParser.ServiceIntentInfo[] array = 8951 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8952 intentFilters.toArray(array); 8953 listCut.add(array); 8954 } 8955 } 8956 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8957 } 8958 8959 public final void addService(PackageParser.Service s) { 8960 mServices.put(s.getComponentName(), s); 8961 if (DEBUG_SHOW_INFO) { 8962 Log.v(TAG, " " 8963 + (s.info.nonLocalizedLabel != null 8964 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8965 Log.v(TAG, " Class=" + s.info.name); 8966 } 8967 final int NI = s.intents.size(); 8968 int j; 8969 for (j=0; j<NI; j++) { 8970 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8971 if (DEBUG_SHOW_INFO) { 8972 Log.v(TAG, " IntentFilter:"); 8973 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8974 } 8975 if (!intent.debugCheck()) { 8976 Log.w(TAG, "==> For Service " + s.info.name); 8977 } 8978 addFilter(intent); 8979 } 8980 } 8981 8982 public final void removeService(PackageParser.Service s) { 8983 mServices.remove(s.getComponentName()); 8984 if (DEBUG_SHOW_INFO) { 8985 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8986 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8987 Log.v(TAG, " Class=" + s.info.name); 8988 } 8989 final int NI = s.intents.size(); 8990 int j; 8991 for (j=0; j<NI; j++) { 8992 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8993 if (DEBUG_SHOW_INFO) { 8994 Log.v(TAG, " IntentFilter:"); 8995 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8996 } 8997 removeFilter(intent); 8998 } 8999 } 9000 9001 @Override 9002 protected boolean allowFilterResult( 9003 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9004 ServiceInfo filterSi = filter.service.info; 9005 for (int i=dest.size()-1; i>=0; i--) { 9006 ServiceInfo destAi = dest.get(i).serviceInfo; 9007 if (destAi.name == filterSi.name 9008 && destAi.packageName == filterSi.packageName) { 9009 return false; 9010 } 9011 } 9012 return true; 9013 } 9014 9015 @Override 9016 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9017 return new PackageParser.ServiceIntentInfo[size]; 9018 } 9019 9020 @Override 9021 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9022 if (!sUserManager.exists(userId)) return true; 9023 PackageParser.Package p = filter.service.owner; 9024 if (p != null) { 9025 PackageSetting ps = (PackageSetting)p.mExtras; 9026 if (ps != null) { 9027 // System apps are never considered stopped for purposes of 9028 // filtering, because there may be no way for the user to 9029 // actually re-launch them. 9030 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9031 && ps.getStopped(userId); 9032 } 9033 } 9034 return false; 9035 } 9036 9037 @Override 9038 protected boolean isPackageForFilter(String packageName, 9039 PackageParser.ServiceIntentInfo info) { 9040 return packageName.equals(info.service.owner.packageName); 9041 } 9042 9043 @Override 9044 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9045 int match, int userId) { 9046 if (!sUserManager.exists(userId)) return null; 9047 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9048 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 9049 return null; 9050 } 9051 final PackageParser.Service service = info.service; 9052 if (mSafeMode && (service.info.applicationInfo.flags 9053 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9054 return null; 9055 } 9056 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9057 if (ps == null) { 9058 return null; 9059 } 9060 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9061 ps.readUserState(userId), userId); 9062 if (si == null) { 9063 return null; 9064 } 9065 final ResolveInfo res = new ResolveInfo(); 9066 res.serviceInfo = si; 9067 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9068 res.filter = filter; 9069 } 9070 res.priority = info.getPriority(); 9071 res.preferredOrder = service.owner.mPreferredOrder; 9072 res.match = match; 9073 res.isDefault = info.hasDefault; 9074 res.labelRes = info.labelRes; 9075 res.nonLocalizedLabel = info.nonLocalizedLabel; 9076 res.icon = info.icon; 9077 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9078 return res; 9079 } 9080 9081 @Override 9082 protected void sortResults(List<ResolveInfo> results) { 9083 Collections.sort(results, mResolvePrioritySorter); 9084 } 9085 9086 @Override 9087 protected void dumpFilter(PrintWriter out, String prefix, 9088 PackageParser.ServiceIntentInfo filter) { 9089 out.print(prefix); out.print( 9090 Integer.toHexString(System.identityHashCode(filter.service))); 9091 out.print(' '); 9092 filter.service.printComponentShortName(out); 9093 out.print(" filter "); 9094 out.println(Integer.toHexString(System.identityHashCode(filter))); 9095 } 9096 9097 @Override 9098 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9099 return filter.service; 9100 } 9101 9102 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9103 PackageParser.Service service = (PackageParser.Service)label; 9104 out.print(prefix); out.print( 9105 Integer.toHexString(System.identityHashCode(service))); 9106 out.print(' '); 9107 service.printComponentShortName(out); 9108 if (count > 1) { 9109 out.print(" ("); out.print(count); out.print(" filters)"); 9110 } 9111 out.println(); 9112 } 9113 9114// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9115// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9116// final List<ResolveInfo> retList = Lists.newArrayList(); 9117// while (i.hasNext()) { 9118// final ResolveInfo resolveInfo = (ResolveInfo) i; 9119// if (isEnabledLP(resolveInfo.serviceInfo)) { 9120// retList.add(resolveInfo); 9121// } 9122// } 9123// return retList; 9124// } 9125 9126 // Keys are String (activity class name), values are Activity. 9127 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9128 = new ArrayMap<ComponentName, PackageParser.Service>(); 9129 private int mFlags; 9130 }; 9131 9132 private final class ProviderIntentResolver 9133 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9134 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9135 boolean defaultOnly, int userId) { 9136 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9137 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9138 } 9139 9140 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9141 int userId) { 9142 if (!sUserManager.exists(userId)) 9143 return null; 9144 mFlags = flags; 9145 return super.queryIntent(intent, resolvedType, 9146 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9147 } 9148 9149 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9150 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9151 if (!sUserManager.exists(userId)) 9152 return null; 9153 if (packageProviders == null) { 9154 return null; 9155 } 9156 mFlags = flags; 9157 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9158 final int N = packageProviders.size(); 9159 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9160 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9161 9162 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9163 for (int i = 0; i < N; ++i) { 9164 intentFilters = packageProviders.get(i).intents; 9165 if (intentFilters != null && intentFilters.size() > 0) { 9166 PackageParser.ProviderIntentInfo[] array = 9167 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9168 intentFilters.toArray(array); 9169 listCut.add(array); 9170 } 9171 } 9172 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9173 } 9174 9175 public final void addProvider(PackageParser.Provider p) { 9176 if (mProviders.containsKey(p.getComponentName())) { 9177 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9178 return; 9179 } 9180 9181 mProviders.put(p.getComponentName(), p); 9182 if (DEBUG_SHOW_INFO) { 9183 Log.v(TAG, " " 9184 + (p.info.nonLocalizedLabel != null 9185 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9186 Log.v(TAG, " Class=" + p.info.name); 9187 } 9188 final int NI = p.intents.size(); 9189 int j; 9190 for (j = 0; j < NI; j++) { 9191 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9192 if (DEBUG_SHOW_INFO) { 9193 Log.v(TAG, " IntentFilter:"); 9194 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9195 } 9196 if (!intent.debugCheck()) { 9197 Log.w(TAG, "==> For Provider " + p.info.name); 9198 } 9199 addFilter(intent); 9200 } 9201 } 9202 9203 public final void removeProvider(PackageParser.Provider p) { 9204 mProviders.remove(p.getComponentName()); 9205 if (DEBUG_SHOW_INFO) { 9206 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9207 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9208 Log.v(TAG, " Class=" + p.info.name); 9209 } 9210 final int NI = p.intents.size(); 9211 int j; 9212 for (j = 0; j < NI; j++) { 9213 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9214 if (DEBUG_SHOW_INFO) { 9215 Log.v(TAG, " IntentFilter:"); 9216 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9217 } 9218 removeFilter(intent); 9219 } 9220 } 9221 9222 @Override 9223 protected boolean allowFilterResult( 9224 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9225 ProviderInfo filterPi = filter.provider.info; 9226 for (int i = dest.size() - 1; i >= 0; i--) { 9227 ProviderInfo destPi = dest.get(i).providerInfo; 9228 if (destPi.name == filterPi.name 9229 && destPi.packageName == filterPi.packageName) { 9230 return false; 9231 } 9232 } 9233 return true; 9234 } 9235 9236 @Override 9237 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9238 return new PackageParser.ProviderIntentInfo[size]; 9239 } 9240 9241 @Override 9242 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9243 if (!sUserManager.exists(userId)) 9244 return true; 9245 PackageParser.Package p = filter.provider.owner; 9246 if (p != null) { 9247 PackageSetting ps = (PackageSetting) p.mExtras; 9248 if (ps != null) { 9249 // System apps are never considered stopped for purposes of 9250 // filtering, because there may be no way for the user to 9251 // actually re-launch them. 9252 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9253 && ps.getStopped(userId); 9254 } 9255 } 9256 return false; 9257 } 9258 9259 @Override 9260 protected boolean isPackageForFilter(String packageName, 9261 PackageParser.ProviderIntentInfo info) { 9262 return packageName.equals(info.provider.owner.packageName); 9263 } 9264 9265 @Override 9266 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9267 int match, int userId) { 9268 if (!sUserManager.exists(userId)) 9269 return null; 9270 final PackageParser.ProviderIntentInfo info = filter; 9271 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9272 return null; 9273 } 9274 final PackageParser.Provider provider = info.provider; 9275 if (mSafeMode && (provider.info.applicationInfo.flags 9276 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9277 return null; 9278 } 9279 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9280 if (ps == null) { 9281 return null; 9282 } 9283 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9284 ps.readUserState(userId), userId); 9285 if (pi == null) { 9286 return null; 9287 } 9288 final ResolveInfo res = new ResolveInfo(); 9289 res.providerInfo = pi; 9290 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9291 res.filter = filter; 9292 } 9293 res.priority = info.getPriority(); 9294 res.preferredOrder = provider.owner.mPreferredOrder; 9295 res.match = match; 9296 res.isDefault = info.hasDefault; 9297 res.labelRes = info.labelRes; 9298 res.nonLocalizedLabel = info.nonLocalizedLabel; 9299 res.icon = info.icon; 9300 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9301 return res; 9302 } 9303 9304 @Override 9305 protected void sortResults(List<ResolveInfo> results) { 9306 Collections.sort(results, mResolvePrioritySorter); 9307 } 9308 9309 @Override 9310 protected void dumpFilter(PrintWriter out, String prefix, 9311 PackageParser.ProviderIntentInfo filter) { 9312 out.print(prefix); 9313 out.print( 9314 Integer.toHexString(System.identityHashCode(filter.provider))); 9315 out.print(' '); 9316 filter.provider.printComponentShortName(out); 9317 out.print(" filter "); 9318 out.println(Integer.toHexString(System.identityHashCode(filter))); 9319 } 9320 9321 @Override 9322 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9323 return filter.provider; 9324 } 9325 9326 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9327 PackageParser.Provider provider = (PackageParser.Provider)label; 9328 out.print(prefix); out.print( 9329 Integer.toHexString(System.identityHashCode(provider))); 9330 out.print(' '); 9331 provider.printComponentShortName(out); 9332 if (count > 1) { 9333 out.print(" ("); out.print(count); out.print(" filters)"); 9334 } 9335 out.println(); 9336 } 9337 9338 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9339 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9340 private int mFlags; 9341 }; 9342 9343 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9344 new Comparator<ResolveInfo>() { 9345 public int compare(ResolveInfo r1, ResolveInfo r2) { 9346 int v1 = r1.priority; 9347 int v2 = r2.priority; 9348 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9349 if (v1 != v2) { 9350 return (v1 > v2) ? -1 : 1; 9351 } 9352 v1 = r1.preferredOrder; 9353 v2 = r2.preferredOrder; 9354 if (v1 != v2) { 9355 return (v1 > v2) ? -1 : 1; 9356 } 9357 if (r1.isDefault != r2.isDefault) { 9358 return r1.isDefault ? -1 : 1; 9359 } 9360 v1 = r1.match; 9361 v2 = r2.match; 9362 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9363 if (v1 != v2) { 9364 return (v1 > v2) ? -1 : 1; 9365 } 9366 if (r1.system != r2.system) { 9367 return r1.system ? -1 : 1; 9368 } 9369 return 0; 9370 } 9371 }; 9372 9373 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9374 new Comparator<ProviderInfo>() { 9375 public int compare(ProviderInfo p1, ProviderInfo p2) { 9376 final int v1 = p1.initOrder; 9377 final int v2 = p2.initOrder; 9378 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9379 } 9380 }; 9381 9382 final void sendPackageBroadcast(final String action, final String pkg, 9383 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9384 final int[] userIds) { 9385 mHandler.post(new Runnable() { 9386 @Override 9387 public void run() { 9388 try { 9389 final IActivityManager am = ActivityManagerNative.getDefault(); 9390 if (am == null) return; 9391 final int[] resolvedUserIds; 9392 if (userIds == null) { 9393 resolvedUserIds = am.getRunningUserIds(); 9394 } else { 9395 resolvedUserIds = userIds; 9396 } 9397 for (int id : resolvedUserIds) { 9398 final Intent intent = new Intent(action, 9399 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9400 if (extras != null) { 9401 intent.putExtras(extras); 9402 } 9403 if (targetPkg != null) { 9404 intent.setPackage(targetPkg); 9405 } 9406 // Modify the UID when posting to other users 9407 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9408 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9409 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9410 intent.putExtra(Intent.EXTRA_UID, uid); 9411 } 9412 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9413 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9414 if (DEBUG_BROADCASTS) { 9415 RuntimeException here = new RuntimeException("here"); 9416 here.fillInStackTrace(); 9417 Slog.d(TAG, "Sending to user " + id + ": " 9418 + intent.toShortString(false, true, false, false) 9419 + " " + intent.getExtras(), here); 9420 } 9421 am.broadcastIntent(null, intent, null, finishedReceiver, 9422 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9423 null, finishedReceiver != null, false, id); 9424 } 9425 } catch (RemoteException ex) { 9426 } 9427 } 9428 }); 9429 } 9430 9431 /** 9432 * Check if the external storage media is available. This is true if there 9433 * is a mounted external storage medium or if the external storage is 9434 * emulated. 9435 */ 9436 private boolean isExternalMediaAvailable() { 9437 return mMediaMounted || Environment.isExternalStorageEmulated(); 9438 } 9439 9440 @Override 9441 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9442 // writer 9443 synchronized (mPackages) { 9444 if (!isExternalMediaAvailable()) { 9445 // If the external storage is no longer mounted at this point, 9446 // the caller may not have been able to delete all of this 9447 // packages files and can not delete any more. Bail. 9448 return null; 9449 } 9450 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9451 if (lastPackage != null) { 9452 pkgs.remove(lastPackage); 9453 } 9454 if (pkgs.size() > 0) { 9455 return pkgs.get(0); 9456 } 9457 } 9458 return null; 9459 } 9460 9461 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9462 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9463 userId, andCode ? 1 : 0, packageName); 9464 if (mSystemReady) { 9465 msg.sendToTarget(); 9466 } else { 9467 if (mPostSystemReadyMessages == null) { 9468 mPostSystemReadyMessages = new ArrayList<>(); 9469 } 9470 mPostSystemReadyMessages.add(msg); 9471 } 9472 } 9473 9474 void startCleaningPackages() { 9475 // reader 9476 synchronized (mPackages) { 9477 if (!isExternalMediaAvailable()) { 9478 return; 9479 } 9480 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9481 return; 9482 } 9483 } 9484 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9485 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9486 IActivityManager am = ActivityManagerNative.getDefault(); 9487 if (am != null) { 9488 try { 9489 am.startService(null, intent, null, mContext.getOpPackageName(), 9490 UserHandle.USER_OWNER); 9491 } catch (RemoteException e) { 9492 } 9493 } 9494 } 9495 9496 @Override 9497 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9498 int installFlags, String installerPackageName, VerificationParams verificationParams, 9499 String packageAbiOverride) { 9500 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9501 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9502 } 9503 9504 @Override 9505 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9506 int installFlags, String installerPackageName, VerificationParams verificationParams, 9507 String packageAbiOverride, int userId) { 9508 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9509 9510 final int callingUid = Binder.getCallingUid(); 9511 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9512 9513 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9514 try { 9515 if (observer != null) { 9516 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9517 } 9518 } catch (RemoteException re) { 9519 } 9520 return; 9521 } 9522 9523 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9524 installFlags |= PackageManager.INSTALL_FROM_ADB; 9525 9526 } else { 9527 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9528 // about installerPackageName. 9529 9530 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9531 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9532 } 9533 9534 UserHandle user; 9535 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9536 user = UserHandle.ALL; 9537 } else { 9538 user = new UserHandle(userId); 9539 } 9540 9541 // Only system components can circumvent runtime permissions when installing. 9542 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9543 && mContext.checkCallingOrSelfPermission(Manifest.permission 9544 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9545 throw new SecurityException("You need the " 9546 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9547 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9548 } 9549 9550 verificationParams.setInstallerUid(callingUid); 9551 9552 final File originFile = new File(originPath); 9553 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9554 9555 final Message msg = mHandler.obtainMessage(INIT_COPY); 9556 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9557 null, verificationParams, user, packageAbiOverride, null); 9558 mHandler.sendMessage(msg); 9559 } 9560 9561 void installStage(String packageName, File stagedDir, String stagedCid, 9562 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9563 String installerPackageName, int installerUid, UserHandle user) { 9564 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9565 params.referrerUri, installerUid, null); 9566 verifParams.setInstallerUid(installerUid); 9567 9568 final OriginInfo origin; 9569 if (stagedDir != null) { 9570 origin = OriginInfo.fromStagedFile(stagedDir); 9571 } else { 9572 origin = OriginInfo.fromStagedContainer(stagedCid); 9573 } 9574 9575 final Message msg = mHandler.obtainMessage(INIT_COPY); 9576 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9577 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9578 params.grantedRuntimePermissions); 9579 mHandler.sendMessage(msg); 9580 } 9581 9582 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9583 Bundle extras = new Bundle(1); 9584 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9585 9586 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9587 packageName, extras, null, null, new int[] {userId}); 9588 try { 9589 IActivityManager am = ActivityManagerNative.getDefault(); 9590 final boolean isSystem = 9591 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9592 if (isSystem && am.isUserRunning(userId, false)) { 9593 // The just-installed/enabled app is bundled on the system, so presumed 9594 // to be able to run automatically without needing an explicit launch. 9595 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9596 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9597 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9598 .setPackage(packageName); 9599 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9600 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9601 } 9602 } catch (RemoteException e) { 9603 // shouldn't happen 9604 Slog.w(TAG, "Unable to bootstrap installed package", e); 9605 } 9606 } 9607 9608 @Override 9609 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9610 int userId) { 9611 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9612 PackageSetting pkgSetting; 9613 final int uid = Binder.getCallingUid(); 9614 enforceCrossUserPermission(uid, userId, true, true, 9615 "setApplicationHiddenSetting for user " + userId); 9616 9617 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9618 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9619 return false; 9620 } 9621 9622 long callingId = Binder.clearCallingIdentity(); 9623 try { 9624 boolean sendAdded = false; 9625 boolean sendRemoved = false; 9626 // writer 9627 synchronized (mPackages) { 9628 pkgSetting = mSettings.mPackages.get(packageName); 9629 if (pkgSetting == null) { 9630 return false; 9631 } 9632 if (pkgSetting.getHidden(userId) != hidden) { 9633 pkgSetting.setHidden(hidden, userId); 9634 mSettings.writePackageRestrictionsLPr(userId); 9635 if (hidden) { 9636 sendRemoved = true; 9637 } else { 9638 sendAdded = true; 9639 } 9640 } 9641 } 9642 if (sendAdded) { 9643 sendPackageAddedForUser(packageName, pkgSetting, userId); 9644 return true; 9645 } 9646 if (sendRemoved) { 9647 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9648 "hiding pkg"); 9649 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9650 return true; 9651 } 9652 } finally { 9653 Binder.restoreCallingIdentity(callingId); 9654 } 9655 return false; 9656 } 9657 9658 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9659 int userId) { 9660 final PackageRemovedInfo info = new PackageRemovedInfo(); 9661 info.removedPackage = packageName; 9662 info.removedUsers = new int[] {userId}; 9663 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9664 info.sendBroadcast(false, false, false); 9665 } 9666 9667 /** 9668 * Returns true if application is not found or there was an error. Otherwise it returns 9669 * the hidden state of the package for the given user. 9670 */ 9671 @Override 9672 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9673 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9674 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9675 false, "getApplicationHidden for user " + userId); 9676 PackageSetting pkgSetting; 9677 long callingId = Binder.clearCallingIdentity(); 9678 try { 9679 // writer 9680 synchronized (mPackages) { 9681 pkgSetting = mSettings.mPackages.get(packageName); 9682 if (pkgSetting == null) { 9683 return true; 9684 } 9685 return pkgSetting.getHidden(userId); 9686 } 9687 } finally { 9688 Binder.restoreCallingIdentity(callingId); 9689 } 9690 } 9691 9692 /** 9693 * @hide 9694 */ 9695 @Override 9696 public int installExistingPackageAsUser(String packageName, int userId) { 9697 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9698 null); 9699 PackageSetting pkgSetting; 9700 final int uid = Binder.getCallingUid(); 9701 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9702 + userId); 9703 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9704 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9705 } 9706 9707 long callingId = Binder.clearCallingIdentity(); 9708 try { 9709 boolean sendAdded = false; 9710 9711 // writer 9712 synchronized (mPackages) { 9713 pkgSetting = mSettings.mPackages.get(packageName); 9714 if (pkgSetting == null) { 9715 return PackageManager.INSTALL_FAILED_INVALID_URI; 9716 } 9717 if (!pkgSetting.getInstalled(userId)) { 9718 pkgSetting.setInstalled(true, userId); 9719 pkgSetting.setHidden(false, userId); 9720 mSettings.writePackageRestrictionsLPr(userId); 9721 sendAdded = true; 9722 } 9723 } 9724 9725 if (sendAdded) { 9726 sendPackageAddedForUser(packageName, pkgSetting, userId); 9727 } 9728 } finally { 9729 Binder.restoreCallingIdentity(callingId); 9730 } 9731 9732 return PackageManager.INSTALL_SUCCEEDED; 9733 } 9734 9735 boolean isUserRestricted(int userId, String restrictionKey) { 9736 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9737 if (restrictions.getBoolean(restrictionKey, false)) { 9738 Log.w(TAG, "User is restricted: " + restrictionKey); 9739 return true; 9740 } 9741 return false; 9742 } 9743 9744 @Override 9745 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9746 mContext.enforceCallingOrSelfPermission( 9747 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9748 "Only package verification agents can verify applications"); 9749 9750 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9751 final PackageVerificationResponse response = new PackageVerificationResponse( 9752 verificationCode, Binder.getCallingUid()); 9753 msg.arg1 = id; 9754 msg.obj = response; 9755 mHandler.sendMessage(msg); 9756 } 9757 9758 @Override 9759 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9760 long millisecondsToDelay) { 9761 mContext.enforceCallingOrSelfPermission( 9762 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9763 "Only package verification agents can extend verification timeouts"); 9764 9765 final PackageVerificationState state = mPendingVerification.get(id); 9766 final PackageVerificationResponse response = new PackageVerificationResponse( 9767 verificationCodeAtTimeout, Binder.getCallingUid()); 9768 9769 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9770 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9771 } 9772 if (millisecondsToDelay < 0) { 9773 millisecondsToDelay = 0; 9774 } 9775 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9776 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9777 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9778 } 9779 9780 if ((state != null) && !state.timeoutExtended()) { 9781 state.extendTimeout(); 9782 9783 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9784 msg.arg1 = id; 9785 msg.obj = response; 9786 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9787 } 9788 } 9789 9790 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9791 int verificationCode, UserHandle user) { 9792 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9793 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9794 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9795 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9796 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9797 9798 mContext.sendBroadcastAsUser(intent, user, 9799 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9800 } 9801 9802 private ComponentName matchComponentForVerifier(String packageName, 9803 List<ResolveInfo> receivers) { 9804 ActivityInfo targetReceiver = null; 9805 9806 final int NR = receivers.size(); 9807 for (int i = 0; i < NR; i++) { 9808 final ResolveInfo info = receivers.get(i); 9809 if (info.activityInfo == null) { 9810 continue; 9811 } 9812 9813 if (packageName.equals(info.activityInfo.packageName)) { 9814 targetReceiver = info.activityInfo; 9815 break; 9816 } 9817 } 9818 9819 if (targetReceiver == null) { 9820 return null; 9821 } 9822 9823 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9824 } 9825 9826 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9827 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9828 if (pkgInfo.verifiers.length == 0) { 9829 return null; 9830 } 9831 9832 final int N = pkgInfo.verifiers.length; 9833 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9834 for (int i = 0; i < N; i++) { 9835 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9836 9837 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9838 receivers); 9839 if (comp == null) { 9840 continue; 9841 } 9842 9843 final int verifierUid = getUidForVerifier(verifierInfo); 9844 if (verifierUid == -1) { 9845 continue; 9846 } 9847 9848 if (DEBUG_VERIFY) { 9849 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9850 + " with the correct signature"); 9851 } 9852 sufficientVerifiers.add(comp); 9853 verificationState.addSufficientVerifier(verifierUid); 9854 } 9855 9856 return sufficientVerifiers; 9857 } 9858 9859 private int getUidForVerifier(VerifierInfo verifierInfo) { 9860 synchronized (mPackages) { 9861 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9862 if (pkg == null) { 9863 return -1; 9864 } else if (pkg.mSignatures.length != 1) { 9865 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9866 + " has more than one signature; ignoring"); 9867 return -1; 9868 } 9869 9870 /* 9871 * If the public key of the package's signature does not match 9872 * our expected public key, then this is a different package and 9873 * we should skip. 9874 */ 9875 9876 final byte[] expectedPublicKey; 9877 try { 9878 final Signature verifierSig = pkg.mSignatures[0]; 9879 final PublicKey publicKey = verifierSig.getPublicKey(); 9880 expectedPublicKey = publicKey.getEncoded(); 9881 } catch (CertificateException e) { 9882 return -1; 9883 } 9884 9885 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9886 9887 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9888 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9889 + " does not have the expected public key; ignoring"); 9890 return -1; 9891 } 9892 9893 return pkg.applicationInfo.uid; 9894 } 9895 } 9896 9897 @Override 9898 public void finishPackageInstall(int token) { 9899 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9900 9901 if (DEBUG_INSTALL) { 9902 Slog.v(TAG, "BM finishing package install for " + token); 9903 } 9904 9905 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9906 mHandler.sendMessage(msg); 9907 } 9908 9909 /** 9910 * Get the verification agent timeout. 9911 * 9912 * @return verification timeout in milliseconds 9913 */ 9914 private long getVerificationTimeout() { 9915 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9916 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9917 DEFAULT_VERIFICATION_TIMEOUT); 9918 } 9919 9920 /** 9921 * Get the default verification agent response code. 9922 * 9923 * @return default verification response code 9924 */ 9925 private int getDefaultVerificationResponse() { 9926 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9927 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9928 DEFAULT_VERIFICATION_RESPONSE); 9929 } 9930 9931 /** 9932 * Check whether or not package verification has been enabled. 9933 * 9934 * @return true if verification should be performed 9935 */ 9936 private boolean isVerificationEnabled(int userId, int installFlags) { 9937 if (!DEFAULT_VERIFY_ENABLE) { 9938 return false; 9939 } 9940 9941 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9942 9943 // Check if installing from ADB 9944 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9945 // Do not run verification in a test harness environment 9946 if (ActivityManager.isRunningInTestHarness()) { 9947 return false; 9948 } 9949 if (ensureVerifyAppsEnabled) { 9950 return true; 9951 } 9952 // Check if the developer does not want package verification for ADB installs 9953 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9954 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9955 return false; 9956 } 9957 } 9958 9959 if (ensureVerifyAppsEnabled) { 9960 return true; 9961 } 9962 9963 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9964 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9965 } 9966 9967 @Override 9968 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9969 throws RemoteException { 9970 mContext.enforceCallingOrSelfPermission( 9971 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9972 "Only intentfilter verification agents can verify applications"); 9973 9974 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9975 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9976 Binder.getCallingUid(), verificationCode, failedDomains); 9977 msg.arg1 = id; 9978 msg.obj = response; 9979 mHandler.sendMessage(msg); 9980 } 9981 9982 @Override 9983 public int getIntentVerificationStatus(String packageName, int userId) { 9984 synchronized (mPackages) { 9985 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9986 } 9987 } 9988 9989 @Override 9990 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9991 mContext.enforceCallingOrSelfPermission( 9992 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9993 9994 boolean result = false; 9995 synchronized (mPackages) { 9996 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9997 } 9998 if (result) { 9999 scheduleWritePackageRestrictionsLocked(userId); 10000 } 10001 return result; 10002 } 10003 10004 @Override 10005 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10006 synchronized (mPackages) { 10007 return mSettings.getIntentFilterVerificationsLPr(packageName); 10008 } 10009 } 10010 10011 @Override 10012 public List<IntentFilter> getAllIntentFilters(String packageName) { 10013 if (TextUtils.isEmpty(packageName)) { 10014 return Collections.<IntentFilter>emptyList(); 10015 } 10016 synchronized (mPackages) { 10017 PackageParser.Package pkg = mPackages.get(packageName); 10018 if (pkg == null || pkg.activities == null) { 10019 return Collections.<IntentFilter>emptyList(); 10020 } 10021 final int count = pkg.activities.size(); 10022 ArrayList<IntentFilter> result = new ArrayList<>(); 10023 for (int n=0; n<count; n++) { 10024 PackageParser.Activity activity = pkg.activities.get(n); 10025 if (activity.intents != null || activity.intents.size() > 0) { 10026 result.addAll(activity.intents); 10027 } 10028 } 10029 return result; 10030 } 10031 } 10032 10033 @Override 10034 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10035 mContext.enforceCallingOrSelfPermission( 10036 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10037 10038 synchronized (mPackages) { 10039 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10040 if (packageName != null) { 10041 result |= updateIntentVerificationStatus(packageName, 10042 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10043 userId); 10044 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10045 packageName, userId); 10046 } 10047 return result; 10048 } 10049 } 10050 10051 @Override 10052 public String getDefaultBrowserPackageName(int userId) { 10053 synchronized (mPackages) { 10054 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10055 } 10056 } 10057 10058 /** 10059 * Get the "allow unknown sources" setting. 10060 * 10061 * @return the current "allow unknown sources" setting 10062 */ 10063 private int getUnknownSourcesSettings() { 10064 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10065 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10066 -1); 10067 } 10068 10069 @Override 10070 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10071 final int uid = Binder.getCallingUid(); 10072 // writer 10073 synchronized (mPackages) { 10074 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10075 if (targetPackageSetting == null) { 10076 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10077 } 10078 10079 PackageSetting installerPackageSetting; 10080 if (installerPackageName != null) { 10081 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10082 if (installerPackageSetting == null) { 10083 throw new IllegalArgumentException("Unknown installer package: " 10084 + installerPackageName); 10085 } 10086 } else { 10087 installerPackageSetting = null; 10088 } 10089 10090 Signature[] callerSignature; 10091 Object obj = mSettings.getUserIdLPr(uid); 10092 if (obj != null) { 10093 if (obj instanceof SharedUserSetting) { 10094 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10095 } else if (obj instanceof PackageSetting) { 10096 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10097 } else { 10098 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10099 } 10100 } else { 10101 throw new SecurityException("Unknown calling uid " + uid); 10102 } 10103 10104 // Verify: can't set installerPackageName to a package that is 10105 // not signed with the same cert as the caller. 10106 if (installerPackageSetting != null) { 10107 if (compareSignatures(callerSignature, 10108 installerPackageSetting.signatures.mSignatures) 10109 != PackageManager.SIGNATURE_MATCH) { 10110 throw new SecurityException( 10111 "Caller does not have same cert as new installer package " 10112 + installerPackageName); 10113 } 10114 } 10115 10116 // Verify: if target already has an installer package, it must 10117 // be signed with the same cert as the caller. 10118 if (targetPackageSetting.installerPackageName != null) { 10119 PackageSetting setting = mSettings.mPackages.get( 10120 targetPackageSetting.installerPackageName); 10121 // If the currently set package isn't valid, then it's always 10122 // okay to change it. 10123 if (setting != null) { 10124 if (compareSignatures(callerSignature, 10125 setting.signatures.mSignatures) 10126 != PackageManager.SIGNATURE_MATCH) { 10127 throw new SecurityException( 10128 "Caller does not have same cert as old installer package " 10129 + targetPackageSetting.installerPackageName); 10130 } 10131 } 10132 } 10133 10134 // Okay! 10135 targetPackageSetting.installerPackageName = installerPackageName; 10136 scheduleWriteSettingsLocked(); 10137 } 10138 } 10139 10140 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10141 // Queue up an async operation since the package installation may take a little while. 10142 mHandler.post(new Runnable() { 10143 public void run() { 10144 mHandler.removeCallbacks(this); 10145 // Result object to be returned 10146 PackageInstalledInfo res = new PackageInstalledInfo(); 10147 res.returnCode = currentStatus; 10148 res.uid = -1; 10149 res.pkg = null; 10150 res.removedInfo = new PackageRemovedInfo(); 10151 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10152 args.doPreInstall(res.returnCode); 10153 synchronized (mInstallLock) { 10154 installPackageLI(args, res); 10155 } 10156 args.doPostInstall(res.returnCode, res.uid); 10157 } 10158 10159 // A restore should be performed at this point if (a) the install 10160 // succeeded, (b) the operation is not an update, and (c) the new 10161 // package has not opted out of backup participation. 10162 final boolean update = res.removedInfo.removedPackage != null; 10163 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10164 boolean doRestore = !update 10165 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10166 10167 // Set up the post-install work request bookkeeping. This will be used 10168 // and cleaned up by the post-install event handling regardless of whether 10169 // there's a restore pass performed. Token values are >= 1. 10170 int token; 10171 if (mNextInstallToken < 0) mNextInstallToken = 1; 10172 token = mNextInstallToken++; 10173 10174 PostInstallData data = new PostInstallData(args, res); 10175 mRunningInstalls.put(token, data); 10176 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10177 10178 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10179 // Pass responsibility to the Backup Manager. It will perform a 10180 // restore if appropriate, then pass responsibility back to the 10181 // Package Manager to run the post-install observer callbacks 10182 // and broadcasts. 10183 IBackupManager bm = IBackupManager.Stub.asInterface( 10184 ServiceManager.getService(Context.BACKUP_SERVICE)); 10185 if (bm != null) { 10186 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10187 + " to BM for possible restore"); 10188 try { 10189 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10190 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10191 } else { 10192 doRestore = false; 10193 } 10194 } catch (RemoteException e) { 10195 // can't happen; the backup manager is local 10196 } catch (Exception e) { 10197 Slog.e(TAG, "Exception trying to enqueue restore", e); 10198 doRestore = false; 10199 } 10200 } else { 10201 Slog.e(TAG, "Backup Manager not found!"); 10202 doRestore = false; 10203 } 10204 } 10205 10206 if (!doRestore) { 10207 // No restore possible, or the Backup Manager was mysteriously not 10208 // available -- just fire the post-install work request directly. 10209 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10210 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10211 mHandler.sendMessage(msg); 10212 } 10213 } 10214 }); 10215 } 10216 10217 private abstract class HandlerParams { 10218 private static final int MAX_RETRIES = 4; 10219 10220 /** 10221 * Number of times startCopy() has been attempted and had a non-fatal 10222 * error. 10223 */ 10224 private int mRetries = 0; 10225 10226 /** User handle for the user requesting the information or installation. */ 10227 private final UserHandle mUser; 10228 10229 HandlerParams(UserHandle user) { 10230 mUser = user; 10231 } 10232 10233 UserHandle getUser() { 10234 return mUser; 10235 } 10236 10237 final boolean startCopy() { 10238 boolean res; 10239 try { 10240 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10241 10242 if (++mRetries > MAX_RETRIES) { 10243 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10244 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10245 handleServiceError(); 10246 return false; 10247 } else { 10248 handleStartCopy(); 10249 res = true; 10250 } 10251 } catch (RemoteException e) { 10252 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10253 mHandler.sendEmptyMessage(MCS_RECONNECT); 10254 res = false; 10255 } 10256 handleReturnCode(); 10257 return res; 10258 } 10259 10260 final void serviceError() { 10261 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10262 handleServiceError(); 10263 handleReturnCode(); 10264 } 10265 10266 abstract void handleStartCopy() throws RemoteException; 10267 abstract void handleServiceError(); 10268 abstract void handleReturnCode(); 10269 } 10270 10271 class MeasureParams extends HandlerParams { 10272 private final PackageStats mStats; 10273 private boolean mSuccess; 10274 10275 private final IPackageStatsObserver mObserver; 10276 10277 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10278 super(new UserHandle(stats.userHandle)); 10279 mObserver = observer; 10280 mStats = stats; 10281 } 10282 10283 @Override 10284 public String toString() { 10285 return "MeasureParams{" 10286 + Integer.toHexString(System.identityHashCode(this)) 10287 + " " + mStats.packageName + "}"; 10288 } 10289 10290 @Override 10291 void handleStartCopy() throws RemoteException { 10292 synchronized (mInstallLock) { 10293 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10294 } 10295 10296 if (mSuccess) { 10297 final boolean mounted; 10298 if (Environment.isExternalStorageEmulated()) { 10299 mounted = true; 10300 } else { 10301 final String status = Environment.getExternalStorageState(); 10302 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10303 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10304 } 10305 10306 if (mounted) { 10307 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10308 10309 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10310 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10311 10312 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10313 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10314 10315 // Always subtract cache size, since it's a subdirectory 10316 mStats.externalDataSize -= mStats.externalCacheSize; 10317 10318 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10319 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10320 10321 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10322 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10323 } 10324 } 10325 } 10326 10327 @Override 10328 void handleReturnCode() { 10329 if (mObserver != null) { 10330 try { 10331 mObserver.onGetStatsCompleted(mStats, mSuccess); 10332 } catch (RemoteException e) { 10333 Slog.i(TAG, "Observer no longer exists."); 10334 } 10335 } 10336 } 10337 10338 @Override 10339 void handleServiceError() { 10340 Slog.e(TAG, "Could not measure application " + mStats.packageName 10341 + " external storage"); 10342 } 10343 } 10344 10345 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10346 throws RemoteException { 10347 long result = 0; 10348 for (File path : paths) { 10349 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10350 } 10351 return result; 10352 } 10353 10354 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10355 for (File path : paths) { 10356 try { 10357 mcs.clearDirectory(path.getAbsolutePath()); 10358 } catch (RemoteException e) { 10359 } 10360 } 10361 } 10362 10363 static class OriginInfo { 10364 /** 10365 * Location where install is coming from, before it has been 10366 * copied/renamed into place. This could be a single monolithic APK 10367 * file, or a cluster directory. This location may be untrusted. 10368 */ 10369 final File file; 10370 final String cid; 10371 10372 /** 10373 * Flag indicating that {@link #file} or {@link #cid} has already been 10374 * staged, meaning downstream users don't need to defensively copy the 10375 * contents. 10376 */ 10377 final boolean staged; 10378 10379 /** 10380 * Flag indicating that {@link #file} or {@link #cid} is an already 10381 * installed app that is being moved. 10382 */ 10383 final boolean existing; 10384 10385 final String resolvedPath; 10386 final File resolvedFile; 10387 10388 static OriginInfo fromNothing() { 10389 return new OriginInfo(null, null, false, false); 10390 } 10391 10392 static OriginInfo fromUntrustedFile(File file) { 10393 return new OriginInfo(file, null, false, false); 10394 } 10395 10396 static OriginInfo fromExistingFile(File file) { 10397 return new OriginInfo(file, null, false, true); 10398 } 10399 10400 static OriginInfo fromStagedFile(File file) { 10401 return new OriginInfo(file, null, true, false); 10402 } 10403 10404 static OriginInfo fromStagedContainer(String cid) { 10405 return new OriginInfo(null, cid, true, false); 10406 } 10407 10408 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10409 this.file = file; 10410 this.cid = cid; 10411 this.staged = staged; 10412 this.existing = existing; 10413 10414 if (cid != null) { 10415 resolvedPath = PackageHelper.getSdDir(cid); 10416 resolvedFile = new File(resolvedPath); 10417 } else if (file != null) { 10418 resolvedPath = file.getAbsolutePath(); 10419 resolvedFile = file; 10420 } else { 10421 resolvedPath = null; 10422 resolvedFile = null; 10423 } 10424 } 10425 } 10426 10427 class MoveInfo { 10428 final int moveId; 10429 final String fromUuid; 10430 final String toUuid; 10431 final String packageName; 10432 final String dataAppName; 10433 final int appId; 10434 final String seinfo; 10435 10436 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10437 String dataAppName, int appId, String seinfo) { 10438 this.moveId = moveId; 10439 this.fromUuid = fromUuid; 10440 this.toUuid = toUuid; 10441 this.packageName = packageName; 10442 this.dataAppName = dataAppName; 10443 this.appId = appId; 10444 this.seinfo = seinfo; 10445 } 10446 } 10447 10448 class InstallParams extends HandlerParams { 10449 final OriginInfo origin; 10450 final MoveInfo move; 10451 final IPackageInstallObserver2 observer; 10452 int installFlags; 10453 final String installerPackageName; 10454 final String volumeUuid; 10455 final VerificationParams verificationParams; 10456 private InstallArgs mArgs; 10457 private int mRet; 10458 final String packageAbiOverride; 10459 final String[] grantedRuntimePermissions; 10460 10461 10462 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10463 int installFlags, String installerPackageName, String volumeUuid, 10464 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10465 String[] grantedPermissions) { 10466 super(user); 10467 this.origin = origin; 10468 this.move = move; 10469 this.observer = observer; 10470 this.installFlags = installFlags; 10471 this.installerPackageName = installerPackageName; 10472 this.volumeUuid = volumeUuid; 10473 this.verificationParams = verificationParams; 10474 this.packageAbiOverride = packageAbiOverride; 10475 this.grantedRuntimePermissions = grantedPermissions; 10476 } 10477 10478 @Override 10479 public String toString() { 10480 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10481 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10482 } 10483 10484 public ManifestDigest getManifestDigest() { 10485 if (verificationParams == null) { 10486 return null; 10487 } 10488 return verificationParams.getManifestDigest(); 10489 } 10490 10491 private int installLocationPolicy(PackageInfoLite pkgLite) { 10492 String packageName = pkgLite.packageName; 10493 int installLocation = pkgLite.installLocation; 10494 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10495 // reader 10496 synchronized (mPackages) { 10497 PackageParser.Package pkg = mPackages.get(packageName); 10498 if (pkg != null) { 10499 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10500 // Check for downgrading. 10501 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10502 try { 10503 checkDowngrade(pkg, pkgLite); 10504 } catch (PackageManagerException e) { 10505 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10506 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10507 } 10508 } 10509 // Check for updated system application. 10510 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10511 if (onSd) { 10512 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10513 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10514 } 10515 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10516 } else { 10517 if (onSd) { 10518 // Install flag overrides everything. 10519 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10520 } 10521 // If current upgrade specifies particular preference 10522 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10523 // Application explicitly specified internal. 10524 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10525 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10526 // App explictly prefers external. Let policy decide 10527 } else { 10528 // Prefer previous location 10529 if (isExternal(pkg)) { 10530 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10531 } 10532 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10533 } 10534 } 10535 } else { 10536 // Invalid install. Return error code 10537 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10538 } 10539 } 10540 } 10541 // All the special cases have been taken care of. 10542 // Return result based on recommended install location. 10543 if (onSd) { 10544 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10545 } 10546 return pkgLite.recommendedInstallLocation; 10547 } 10548 10549 /* 10550 * Invoke remote method to get package information and install 10551 * location values. Override install location based on default 10552 * policy if needed and then create install arguments based 10553 * on the install location. 10554 */ 10555 public void handleStartCopy() throws RemoteException { 10556 int ret = PackageManager.INSTALL_SUCCEEDED; 10557 10558 // If we're already staged, we've firmly committed to an install location 10559 if (origin.staged) { 10560 if (origin.file != null) { 10561 installFlags |= PackageManager.INSTALL_INTERNAL; 10562 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10563 } else if (origin.cid != null) { 10564 installFlags |= PackageManager.INSTALL_EXTERNAL; 10565 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10566 } else { 10567 throw new IllegalStateException("Invalid stage location"); 10568 } 10569 } 10570 10571 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10572 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10573 10574 PackageInfoLite pkgLite = null; 10575 10576 if (onInt && onSd) { 10577 // Check if both bits are set. 10578 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10579 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10580 } else { 10581 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10582 packageAbiOverride); 10583 10584 /* 10585 * If we have too little free space, try to free cache 10586 * before giving up. 10587 */ 10588 if (!origin.staged && pkgLite.recommendedInstallLocation 10589 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10590 // TODO: focus freeing disk space on the target device 10591 final StorageManager storage = StorageManager.from(mContext); 10592 final long lowThreshold = storage.getStorageLowBytes( 10593 Environment.getDataDirectory()); 10594 10595 final long sizeBytes = mContainerService.calculateInstalledSize( 10596 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10597 10598 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10599 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10600 installFlags, packageAbiOverride); 10601 } 10602 10603 /* 10604 * The cache free must have deleted the file we 10605 * downloaded to install. 10606 * 10607 * TODO: fix the "freeCache" call to not delete 10608 * the file we care about. 10609 */ 10610 if (pkgLite.recommendedInstallLocation 10611 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10612 pkgLite.recommendedInstallLocation 10613 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10614 } 10615 } 10616 } 10617 10618 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10619 int loc = pkgLite.recommendedInstallLocation; 10620 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10621 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10622 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10623 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10624 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10625 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10626 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10627 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10628 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10629 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10630 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10631 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10632 } else { 10633 // Override with defaults if needed. 10634 loc = installLocationPolicy(pkgLite); 10635 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10636 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10637 } else if (!onSd && !onInt) { 10638 // Override install location with flags 10639 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10640 // Set the flag to install on external media. 10641 installFlags |= PackageManager.INSTALL_EXTERNAL; 10642 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10643 } else { 10644 // Make sure the flag for installing on external 10645 // media is unset 10646 installFlags |= PackageManager.INSTALL_INTERNAL; 10647 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10648 } 10649 } 10650 } 10651 } 10652 10653 final InstallArgs args = createInstallArgs(this); 10654 mArgs = args; 10655 10656 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10657 /* 10658 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10659 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10660 */ 10661 int userIdentifier = getUser().getIdentifier(); 10662 if (userIdentifier == UserHandle.USER_ALL 10663 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10664 userIdentifier = UserHandle.USER_OWNER; 10665 } 10666 10667 /* 10668 * Determine if we have any installed package verifiers. If we 10669 * do, then we'll defer to them to verify the packages. 10670 */ 10671 final int requiredUid = mRequiredVerifierPackage == null ? -1 10672 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10673 if (!origin.existing && requiredUid != -1 10674 && isVerificationEnabled(userIdentifier, installFlags)) { 10675 final Intent verification = new Intent( 10676 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10677 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10678 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10679 PACKAGE_MIME_TYPE); 10680 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10681 10682 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10683 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10684 0 /* TODO: Which userId? */); 10685 10686 if (DEBUG_VERIFY) { 10687 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10688 + verification.toString() + " with " + pkgLite.verifiers.length 10689 + " optional verifiers"); 10690 } 10691 10692 final int verificationId = mPendingVerificationToken++; 10693 10694 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10695 10696 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10697 installerPackageName); 10698 10699 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10700 installFlags); 10701 10702 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10703 pkgLite.packageName); 10704 10705 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10706 pkgLite.versionCode); 10707 10708 if (verificationParams != null) { 10709 if (verificationParams.getVerificationURI() != null) { 10710 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10711 verificationParams.getVerificationURI()); 10712 } 10713 if (verificationParams.getOriginatingURI() != null) { 10714 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10715 verificationParams.getOriginatingURI()); 10716 } 10717 if (verificationParams.getReferrer() != null) { 10718 verification.putExtra(Intent.EXTRA_REFERRER, 10719 verificationParams.getReferrer()); 10720 } 10721 if (verificationParams.getOriginatingUid() >= 0) { 10722 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10723 verificationParams.getOriginatingUid()); 10724 } 10725 if (verificationParams.getInstallerUid() >= 0) { 10726 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10727 verificationParams.getInstallerUid()); 10728 } 10729 } 10730 10731 final PackageVerificationState verificationState = new PackageVerificationState( 10732 requiredUid, args); 10733 10734 mPendingVerification.append(verificationId, verificationState); 10735 10736 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10737 receivers, verificationState); 10738 10739 // Apps installed for "all" users use the device owner to verify the app 10740 UserHandle verifierUser = getUser(); 10741 if (verifierUser == UserHandle.ALL) { 10742 verifierUser = UserHandle.OWNER; 10743 } 10744 10745 /* 10746 * If any sufficient verifiers were listed in the package 10747 * manifest, attempt to ask them. 10748 */ 10749 if (sufficientVerifiers != null) { 10750 final int N = sufficientVerifiers.size(); 10751 if (N == 0) { 10752 Slog.i(TAG, "Additional verifiers required, but none installed."); 10753 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10754 } else { 10755 for (int i = 0; i < N; i++) { 10756 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10757 10758 final Intent sufficientIntent = new Intent(verification); 10759 sufficientIntent.setComponent(verifierComponent); 10760 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10761 } 10762 } 10763 } 10764 10765 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10766 mRequiredVerifierPackage, receivers); 10767 if (ret == PackageManager.INSTALL_SUCCEEDED 10768 && mRequiredVerifierPackage != null) { 10769 /* 10770 * Send the intent to the required verification agent, 10771 * but only start the verification timeout after the 10772 * target BroadcastReceivers have run. 10773 */ 10774 verification.setComponent(requiredVerifierComponent); 10775 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10776 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10777 new BroadcastReceiver() { 10778 @Override 10779 public void onReceive(Context context, Intent intent) { 10780 final Message msg = mHandler 10781 .obtainMessage(CHECK_PENDING_VERIFICATION); 10782 msg.arg1 = verificationId; 10783 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10784 } 10785 }, null, 0, null, null); 10786 10787 /* 10788 * We don't want the copy to proceed until verification 10789 * succeeds, so null out this field. 10790 */ 10791 mArgs = null; 10792 } 10793 } else { 10794 /* 10795 * No package verification is enabled, so immediately start 10796 * the remote call to initiate copy using temporary file. 10797 */ 10798 ret = args.copyApk(mContainerService, true); 10799 } 10800 } 10801 10802 mRet = ret; 10803 } 10804 10805 @Override 10806 void handleReturnCode() { 10807 // If mArgs is null, then MCS couldn't be reached. When it 10808 // reconnects, it will try again to install. At that point, this 10809 // will succeed. 10810 if (mArgs != null) { 10811 processPendingInstall(mArgs, mRet); 10812 } 10813 } 10814 10815 @Override 10816 void handleServiceError() { 10817 mArgs = createInstallArgs(this); 10818 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10819 } 10820 10821 public boolean isForwardLocked() { 10822 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10823 } 10824 } 10825 10826 /** 10827 * Used during creation of InstallArgs 10828 * 10829 * @param installFlags package installation flags 10830 * @return true if should be installed on external storage 10831 */ 10832 private static boolean installOnExternalAsec(int installFlags) { 10833 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10834 return false; 10835 } 10836 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10837 return true; 10838 } 10839 return false; 10840 } 10841 10842 /** 10843 * Used during creation of InstallArgs 10844 * 10845 * @param installFlags package installation flags 10846 * @return true if should be installed as forward locked 10847 */ 10848 private static boolean installForwardLocked(int installFlags) { 10849 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10850 } 10851 10852 private InstallArgs createInstallArgs(InstallParams params) { 10853 if (params.move != null) { 10854 return new MoveInstallArgs(params); 10855 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10856 return new AsecInstallArgs(params); 10857 } else { 10858 return new FileInstallArgs(params); 10859 } 10860 } 10861 10862 /** 10863 * Create args that describe an existing installed package. Typically used 10864 * when cleaning up old installs, or used as a move source. 10865 */ 10866 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10867 String resourcePath, String[] instructionSets) { 10868 final boolean isInAsec; 10869 if (installOnExternalAsec(installFlags)) { 10870 /* Apps on SD card are always in ASEC containers. */ 10871 isInAsec = true; 10872 } else if (installForwardLocked(installFlags) 10873 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10874 /* 10875 * Forward-locked apps are only in ASEC containers if they're the 10876 * new style 10877 */ 10878 isInAsec = true; 10879 } else { 10880 isInAsec = false; 10881 } 10882 10883 if (isInAsec) { 10884 return new AsecInstallArgs(codePath, instructionSets, 10885 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10886 } else { 10887 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10888 } 10889 } 10890 10891 static abstract class InstallArgs { 10892 /** @see InstallParams#origin */ 10893 final OriginInfo origin; 10894 /** @see InstallParams#move */ 10895 final MoveInfo move; 10896 10897 final IPackageInstallObserver2 observer; 10898 // Always refers to PackageManager flags only 10899 final int installFlags; 10900 final String installerPackageName; 10901 final String volumeUuid; 10902 final ManifestDigest manifestDigest; 10903 final UserHandle user; 10904 final String abiOverride; 10905 final String[] installGrantPermissions; 10906 10907 // The list of instruction sets supported by this app. This is currently 10908 // only used during the rmdex() phase to clean up resources. We can get rid of this 10909 // if we move dex files under the common app path. 10910 /* nullable */ String[] instructionSets; 10911 10912 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10913 int installFlags, String installerPackageName, String volumeUuid, 10914 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10915 String abiOverride, String[] installGrantPermissions) { 10916 this.origin = origin; 10917 this.move = move; 10918 this.installFlags = installFlags; 10919 this.observer = observer; 10920 this.installerPackageName = installerPackageName; 10921 this.volumeUuid = volumeUuid; 10922 this.manifestDigest = manifestDigest; 10923 this.user = user; 10924 this.instructionSets = instructionSets; 10925 this.abiOverride = abiOverride; 10926 this.installGrantPermissions = installGrantPermissions; 10927 } 10928 10929 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10930 abstract int doPreInstall(int status); 10931 10932 /** 10933 * Rename package into final resting place. All paths on the given 10934 * scanned package should be updated to reflect the rename. 10935 */ 10936 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10937 abstract int doPostInstall(int status, int uid); 10938 10939 /** @see PackageSettingBase#codePathString */ 10940 abstract String getCodePath(); 10941 /** @see PackageSettingBase#resourcePathString */ 10942 abstract String getResourcePath(); 10943 10944 // Need installer lock especially for dex file removal. 10945 abstract void cleanUpResourcesLI(); 10946 abstract boolean doPostDeleteLI(boolean delete); 10947 10948 /** 10949 * Called before the source arguments are copied. This is used mostly 10950 * for MoveParams when it needs to read the source file to put it in the 10951 * destination. 10952 */ 10953 int doPreCopy() { 10954 return PackageManager.INSTALL_SUCCEEDED; 10955 } 10956 10957 /** 10958 * Called after the source arguments are copied. This is used mostly for 10959 * MoveParams when it needs to read the source file to put it in the 10960 * destination. 10961 * 10962 * @return 10963 */ 10964 int doPostCopy(int uid) { 10965 return PackageManager.INSTALL_SUCCEEDED; 10966 } 10967 10968 protected boolean isFwdLocked() { 10969 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10970 } 10971 10972 protected boolean isExternalAsec() { 10973 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10974 } 10975 10976 UserHandle getUser() { 10977 return user; 10978 } 10979 } 10980 10981 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10982 if (!allCodePaths.isEmpty()) { 10983 if (instructionSets == null) { 10984 throw new IllegalStateException("instructionSet == null"); 10985 } 10986 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10987 for (String codePath : allCodePaths) { 10988 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10989 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10990 if (retCode < 0) { 10991 Slog.w(TAG, "Couldn't remove dex file for package: " 10992 + " at location " + codePath + ", retcode=" + retCode); 10993 // we don't consider this to be a failure of the core package deletion 10994 } 10995 } 10996 } 10997 } 10998 } 10999 11000 /** 11001 * Logic to handle installation of non-ASEC applications, including copying 11002 * and renaming logic. 11003 */ 11004 class FileInstallArgs extends InstallArgs { 11005 private File codeFile; 11006 private File resourceFile; 11007 11008 // Example topology: 11009 // /data/app/com.example/base.apk 11010 // /data/app/com.example/split_foo.apk 11011 // /data/app/com.example/lib/arm/libfoo.so 11012 // /data/app/com.example/lib/arm64/libfoo.so 11013 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11014 11015 /** New install */ 11016 FileInstallArgs(InstallParams params) { 11017 super(params.origin, params.move, params.observer, params.installFlags, 11018 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11019 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11020 params.grantedRuntimePermissions); 11021 if (isFwdLocked()) { 11022 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11023 } 11024 } 11025 11026 /** Existing install */ 11027 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11028 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11029 null, null); 11030 this.codeFile = (codePath != null) ? new File(codePath) : null; 11031 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11032 } 11033 11034 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11035 if (origin.staged) { 11036 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11037 codeFile = origin.file; 11038 resourceFile = origin.file; 11039 return PackageManager.INSTALL_SUCCEEDED; 11040 } 11041 11042 try { 11043 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 11044 codeFile = tempDir; 11045 resourceFile = tempDir; 11046 } catch (IOException e) { 11047 Slog.w(TAG, "Failed to create copy file: " + e); 11048 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11049 } 11050 11051 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11052 @Override 11053 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11054 if (!FileUtils.isValidExtFilename(name)) { 11055 throw new IllegalArgumentException("Invalid filename: " + name); 11056 } 11057 try { 11058 final File file = new File(codeFile, name); 11059 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11060 O_RDWR | O_CREAT, 0644); 11061 Os.chmod(file.getAbsolutePath(), 0644); 11062 return new ParcelFileDescriptor(fd); 11063 } catch (ErrnoException e) { 11064 throw new RemoteException("Failed to open: " + e.getMessage()); 11065 } 11066 } 11067 }; 11068 11069 int ret = PackageManager.INSTALL_SUCCEEDED; 11070 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11071 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11072 Slog.e(TAG, "Failed to copy package"); 11073 return ret; 11074 } 11075 11076 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11077 NativeLibraryHelper.Handle handle = null; 11078 try { 11079 handle = NativeLibraryHelper.Handle.create(codeFile); 11080 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11081 abiOverride); 11082 } catch (IOException e) { 11083 Slog.e(TAG, "Copying native libraries failed", e); 11084 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11085 } finally { 11086 IoUtils.closeQuietly(handle); 11087 } 11088 11089 return ret; 11090 } 11091 11092 int doPreInstall(int status) { 11093 if (status != PackageManager.INSTALL_SUCCEEDED) { 11094 cleanUp(); 11095 } 11096 return status; 11097 } 11098 11099 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11100 if (status != PackageManager.INSTALL_SUCCEEDED) { 11101 cleanUp(); 11102 return false; 11103 } 11104 11105 final File targetDir = codeFile.getParentFile(); 11106 final File beforeCodeFile = codeFile; 11107 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11108 11109 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11110 try { 11111 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11112 } catch (ErrnoException e) { 11113 Slog.w(TAG, "Failed to rename", e); 11114 return false; 11115 } 11116 11117 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11118 Slog.w(TAG, "Failed to restorecon"); 11119 return false; 11120 } 11121 11122 // Reflect the rename internally 11123 codeFile = afterCodeFile; 11124 resourceFile = afterCodeFile; 11125 11126 // Reflect the rename in scanned details 11127 pkg.codePath = afterCodeFile.getAbsolutePath(); 11128 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11129 pkg.baseCodePath); 11130 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11131 pkg.splitCodePaths); 11132 11133 // Reflect the rename in app info 11134 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11135 pkg.applicationInfo.setCodePath(pkg.codePath); 11136 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11137 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11138 pkg.applicationInfo.setResourcePath(pkg.codePath); 11139 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11140 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11141 11142 return true; 11143 } 11144 11145 int doPostInstall(int status, int uid) { 11146 if (status != PackageManager.INSTALL_SUCCEEDED) { 11147 cleanUp(); 11148 } 11149 return status; 11150 } 11151 11152 @Override 11153 String getCodePath() { 11154 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11155 } 11156 11157 @Override 11158 String getResourcePath() { 11159 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11160 } 11161 11162 private boolean cleanUp() { 11163 if (codeFile == null || !codeFile.exists()) { 11164 return false; 11165 } 11166 11167 if (codeFile.isDirectory()) { 11168 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11169 } else { 11170 codeFile.delete(); 11171 } 11172 11173 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11174 resourceFile.delete(); 11175 } 11176 11177 return true; 11178 } 11179 11180 void cleanUpResourcesLI() { 11181 // Try enumerating all code paths before deleting 11182 List<String> allCodePaths = Collections.EMPTY_LIST; 11183 if (codeFile != null && codeFile.exists()) { 11184 try { 11185 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11186 allCodePaths = pkg.getAllCodePaths(); 11187 } catch (PackageParserException e) { 11188 // Ignored; we tried our best 11189 } 11190 } 11191 11192 cleanUp(); 11193 removeDexFiles(allCodePaths, instructionSets); 11194 } 11195 11196 boolean doPostDeleteLI(boolean delete) { 11197 // XXX err, shouldn't we respect the delete flag? 11198 cleanUpResourcesLI(); 11199 return true; 11200 } 11201 } 11202 11203 private boolean isAsecExternal(String cid) { 11204 final String asecPath = PackageHelper.getSdFilesystem(cid); 11205 return !asecPath.startsWith(mAsecInternalPath); 11206 } 11207 11208 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11209 PackageManagerException { 11210 if (copyRet < 0) { 11211 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11212 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11213 throw new PackageManagerException(copyRet, message); 11214 } 11215 } 11216 } 11217 11218 /** 11219 * Extract the MountService "container ID" from the full code path of an 11220 * .apk. 11221 */ 11222 static String cidFromCodePath(String fullCodePath) { 11223 int eidx = fullCodePath.lastIndexOf("/"); 11224 String subStr1 = fullCodePath.substring(0, eidx); 11225 int sidx = subStr1.lastIndexOf("/"); 11226 return subStr1.substring(sidx+1, eidx); 11227 } 11228 11229 /** 11230 * Logic to handle installation of ASEC applications, including copying and 11231 * renaming logic. 11232 */ 11233 class AsecInstallArgs extends InstallArgs { 11234 static final String RES_FILE_NAME = "pkg.apk"; 11235 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11236 11237 String cid; 11238 String packagePath; 11239 String resourcePath; 11240 11241 /** New install */ 11242 AsecInstallArgs(InstallParams params) { 11243 super(params.origin, params.move, params.observer, params.installFlags, 11244 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11245 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11246 params.grantedRuntimePermissions); 11247 } 11248 11249 /** Existing install */ 11250 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11251 boolean isExternal, boolean isForwardLocked) { 11252 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11253 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11254 instructionSets, null, null); 11255 // Hackily pretend we're still looking at a full code path 11256 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11257 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11258 } 11259 11260 // Extract cid from fullCodePath 11261 int eidx = fullCodePath.lastIndexOf("/"); 11262 String subStr1 = fullCodePath.substring(0, eidx); 11263 int sidx = subStr1.lastIndexOf("/"); 11264 cid = subStr1.substring(sidx+1, eidx); 11265 setMountPath(subStr1); 11266 } 11267 11268 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11269 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11270 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11271 instructionSets, null, null); 11272 this.cid = cid; 11273 setMountPath(PackageHelper.getSdDir(cid)); 11274 } 11275 11276 void createCopyFile() { 11277 cid = mInstallerService.allocateExternalStageCidLegacy(); 11278 } 11279 11280 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11281 if (origin.staged) { 11282 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11283 cid = origin.cid; 11284 setMountPath(PackageHelper.getSdDir(cid)); 11285 return PackageManager.INSTALL_SUCCEEDED; 11286 } 11287 11288 if (temp) { 11289 createCopyFile(); 11290 } else { 11291 /* 11292 * Pre-emptively destroy the container since it's destroyed if 11293 * copying fails due to it existing anyway. 11294 */ 11295 PackageHelper.destroySdDir(cid); 11296 } 11297 11298 final String newMountPath = imcs.copyPackageToContainer( 11299 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11300 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11301 11302 if (newMountPath != null) { 11303 setMountPath(newMountPath); 11304 return PackageManager.INSTALL_SUCCEEDED; 11305 } else { 11306 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11307 } 11308 } 11309 11310 @Override 11311 String getCodePath() { 11312 return packagePath; 11313 } 11314 11315 @Override 11316 String getResourcePath() { 11317 return resourcePath; 11318 } 11319 11320 int doPreInstall(int status) { 11321 if (status != PackageManager.INSTALL_SUCCEEDED) { 11322 // Destroy container 11323 PackageHelper.destroySdDir(cid); 11324 } else { 11325 boolean mounted = PackageHelper.isContainerMounted(cid); 11326 if (!mounted) { 11327 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11328 Process.SYSTEM_UID); 11329 if (newMountPath != null) { 11330 setMountPath(newMountPath); 11331 } else { 11332 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11333 } 11334 } 11335 } 11336 return status; 11337 } 11338 11339 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11340 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11341 String newMountPath = null; 11342 if (PackageHelper.isContainerMounted(cid)) { 11343 // Unmount the container 11344 if (!PackageHelper.unMountSdDir(cid)) { 11345 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11346 return false; 11347 } 11348 } 11349 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11350 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11351 " which might be stale. Will try to clean up."); 11352 // Clean up the stale container and proceed to recreate. 11353 if (!PackageHelper.destroySdDir(newCacheId)) { 11354 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11355 return false; 11356 } 11357 // Successfully cleaned up stale container. Try to rename again. 11358 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11359 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11360 + " inspite of cleaning it up."); 11361 return false; 11362 } 11363 } 11364 if (!PackageHelper.isContainerMounted(newCacheId)) { 11365 Slog.w(TAG, "Mounting container " + newCacheId); 11366 newMountPath = PackageHelper.mountSdDir(newCacheId, 11367 getEncryptKey(), Process.SYSTEM_UID); 11368 } else { 11369 newMountPath = PackageHelper.getSdDir(newCacheId); 11370 } 11371 if (newMountPath == null) { 11372 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11373 return false; 11374 } 11375 Log.i(TAG, "Succesfully renamed " + cid + 11376 " to " + newCacheId + 11377 " at new path: " + newMountPath); 11378 cid = newCacheId; 11379 11380 final File beforeCodeFile = new File(packagePath); 11381 setMountPath(newMountPath); 11382 final File afterCodeFile = new File(packagePath); 11383 11384 // Reflect the rename in scanned details 11385 pkg.codePath = afterCodeFile.getAbsolutePath(); 11386 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11387 pkg.baseCodePath); 11388 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11389 pkg.splitCodePaths); 11390 11391 // Reflect the rename in app info 11392 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11393 pkg.applicationInfo.setCodePath(pkg.codePath); 11394 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11395 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11396 pkg.applicationInfo.setResourcePath(pkg.codePath); 11397 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11398 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11399 11400 return true; 11401 } 11402 11403 private void setMountPath(String mountPath) { 11404 final File mountFile = new File(mountPath); 11405 11406 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11407 if (monolithicFile.exists()) { 11408 packagePath = monolithicFile.getAbsolutePath(); 11409 if (isFwdLocked()) { 11410 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11411 } else { 11412 resourcePath = packagePath; 11413 } 11414 } else { 11415 packagePath = mountFile.getAbsolutePath(); 11416 resourcePath = packagePath; 11417 } 11418 } 11419 11420 int doPostInstall(int status, int uid) { 11421 if (status != PackageManager.INSTALL_SUCCEEDED) { 11422 cleanUp(); 11423 } else { 11424 final int groupOwner; 11425 final String protectedFile; 11426 if (isFwdLocked()) { 11427 groupOwner = UserHandle.getSharedAppGid(uid); 11428 protectedFile = RES_FILE_NAME; 11429 } else { 11430 groupOwner = -1; 11431 protectedFile = null; 11432 } 11433 11434 if (uid < Process.FIRST_APPLICATION_UID 11435 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11436 Slog.e(TAG, "Failed to finalize " + cid); 11437 PackageHelper.destroySdDir(cid); 11438 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11439 } 11440 11441 boolean mounted = PackageHelper.isContainerMounted(cid); 11442 if (!mounted) { 11443 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11444 } 11445 } 11446 return status; 11447 } 11448 11449 private void cleanUp() { 11450 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11451 11452 // Destroy secure container 11453 PackageHelper.destroySdDir(cid); 11454 } 11455 11456 private List<String> getAllCodePaths() { 11457 final File codeFile = new File(getCodePath()); 11458 if (codeFile != null && codeFile.exists()) { 11459 try { 11460 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11461 return pkg.getAllCodePaths(); 11462 } catch (PackageParserException e) { 11463 // Ignored; we tried our best 11464 } 11465 } 11466 return Collections.EMPTY_LIST; 11467 } 11468 11469 void cleanUpResourcesLI() { 11470 // Enumerate all code paths before deleting 11471 cleanUpResourcesLI(getAllCodePaths()); 11472 } 11473 11474 private void cleanUpResourcesLI(List<String> allCodePaths) { 11475 cleanUp(); 11476 removeDexFiles(allCodePaths, instructionSets); 11477 } 11478 11479 String getPackageName() { 11480 return getAsecPackageName(cid); 11481 } 11482 11483 boolean doPostDeleteLI(boolean delete) { 11484 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11485 final List<String> allCodePaths = getAllCodePaths(); 11486 boolean mounted = PackageHelper.isContainerMounted(cid); 11487 if (mounted) { 11488 // Unmount first 11489 if (PackageHelper.unMountSdDir(cid)) { 11490 mounted = false; 11491 } 11492 } 11493 if (!mounted && delete) { 11494 cleanUpResourcesLI(allCodePaths); 11495 } 11496 return !mounted; 11497 } 11498 11499 @Override 11500 int doPreCopy() { 11501 if (isFwdLocked()) { 11502 if (!PackageHelper.fixSdPermissions(cid, 11503 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11504 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11505 } 11506 } 11507 11508 return PackageManager.INSTALL_SUCCEEDED; 11509 } 11510 11511 @Override 11512 int doPostCopy(int uid) { 11513 if (isFwdLocked()) { 11514 if (uid < Process.FIRST_APPLICATION_UID 11515 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11516 RES_FILE_NAME)) { 11517 Slog.e(TAG, "Failed to finalize " + cid); 11518 PackageHelper.destroySdDir(cid); 11519 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11520 } 11521 } 11522 11523 return PackageManager.INSTALL_SUCCEEDED; 11524 } 11525 } 11526 11527 /** 11528 * Logic to handle movement of existing installed applications. 11529 */ 11530 class MoveInstallArgs extends InstallArgs { 11531 private File codeFile; 11532 private File resourceFile; 11533 11534 /** New install */ 11535 MoveInstallArgs(InstallParams params) { 11536 super(params.origin, params.move, params.observer, params.installFlags, 11537 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11538 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11539 params.grantedRuntimePermissions); 11540 } 11541 11542 int copyApk(IMediaContainerService imcs, boolean temp) { 11543 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11544 + move.fromUuid + " to " + move.toUuid); 11545 synchronized (mInstaller) { 11546 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11547 move.dataAppName, move.appId, move.seinfo) != 0) { 11548 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11549 } 11550 } 11551 11552 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11553 resourceFile = codeFile; 11554 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11555 11556 return PackageManager.INSTALL_SUCCEEDED; 11557 } 11558 11559 int doPreInstall(int status) { 11560 if (status != PackageManager.INSTALL_SUCCEEDED) { 11561 cleanUp(move.toUuid); 11562 } 11563 return status; 11564 } 11565 11566 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11567 if (status != PackageManager.INSTALL_SUCCEEDED) { 11568 cleanUp(move.toUuid); 11569 return false; 11570 } 11571 11572 // Reflect the move in app info 11573 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11574 pkg.applicationInfo.setCodePath(pkg.codePath); 11575 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11576 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11577 pkg.applicationInfo.setResourcePath(pkg.codePath); 11578 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11579 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11580 11581 return true; 11582 } 11583 11584 int doPostInstall(int status, int uid) { 11585 if (status == PackageManager.INSTALL_SUCCEEDED) { 11586 cleanUp(move.fromUuid); 11587 } else { 11588 cleanUp(move.toUuid); 11589 } 11590 return status; 11591 } 11592 11593 @Override 11594 String getCodePath() { 11595 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11596 } 11597 11598 @Override 11599 String getResourcePath() { 11600 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11601 } 11602 11603 private boolean cleanUp(String volumeUuid) { 11604 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11605 move.dataAppName); 11606 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11607 synchronized (mInstallLock) { 11608 // Clean up both app data and code 11609 removeDataDirsLI(volumeUuid, move.packageName); 11610 if (codeFile.isDirectory()) { 11611 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11612 } else { 11613 codeFile.delete(); 11614 } 11615 } 11616 return true; 11617 } 11618 11619 void cleanUpResourcesLI() { 11620 throw new UnsupportedOperationException(); 11621 } 11622 11623 boolean doPostDeleteLI(boolean delete) { 11624 throw new UnsupportedOperationException(); 11625 } 11626 } 11627 11628 static String getAsecPackageName(String packageCid) { 11629 int idx = packageCid.lastIndexOf("-"); 11630 if (idx == -1) { 11631 return packageCid; 11632 } 11633 return packageCid.substring(0, idx); 11634 } 11635 11636 // Utility method used to create code paths based on package name and available index. 11637 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11638 String idxStr = ""; 11639 int idx = 1; 11640 // Fall back to default value of idx=1 if prefix is not 11641 // part of oldCodePath 11642 if (oldCodePath != null) { 11643 String subStr = oldCodePath; 11644 // Drop the suffix right away 11645 if (suffix != null && subStr.endsWith(suffix)) { 11646 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11647 } 11648 // If oldCodePath already contains prefix find out the 11649 // ending index to either increment or decrement. 11650 int sidx = subStr.lastIndexOf(prefix); 11651 if (sidx != -1) { 11652 subStr = subStr.substring(sidx + prefix.length()); 11653 if (subStr != null) { 11654 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11655 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11656 } 11657 try { 11658 idx = Integer.parseInt(subStr); 11659 if (idx <= 1) { 11660 idx++; 11661 } else { 11662 idx--; 11663 } 11664 } catch(NumberFormatException e) { 11665 } 11666 } 11667 } 11668 } 11669 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11670 return prefix + idxStr; 11671 } 11672 11673 private File getNextCodePath(File targetDir, String packageName) { 11674 int suffix = 1; 11675 File result; 11676 do { 11677 result = new File(targetDir, packageName + "-" + suffix); 11678 suffix++; 11679 } while (result.exists()); 11680 return result; 11681 } 11682 11683 // Utility method that returns the relative package path with respect 11684 // to the installation directory. Like say for /data/data/com.test-1.apk 11685 // string com.test-1 is returned. 11686 static String deriveCodePathName(String codePath) { 11687 if (codePath == null) { 11688 return null; 11689 } 11690 final File codeFile = new File(codePath); 11691 final String name = codeFile.getName(); 11692 if (codeFile.isDirectory()) { 11693 return name; 11694 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11695 final int lastDot = name.lastIndexOf('.'); 11696 return name.substring(0, lastDot); 11697 } else { 11698 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11699 return null; 11700 } 11701 } 11702 11703 class PackageInstalledInfo { 11704 String name; 11705 int uid; 11706 // The set of users that originally had this package installed. 11707 int[] origUsers; 11708 // The set of users that now have this package installed. 11709 int[] newUsers; 11710 PackageParser.Package pkg; 11711 int returnCode; 11712 String returnMsg; 11713 PackageRemovedInfo removedInfo; 11714 11715 public void setError(int code, String msg) { 11716 returnCode = code; 11717 returnMsg = msg; 11718 Slog.w(TAG, msg); 11719 } 11720 11721 public void setError(String msg, PackageParserException e) { 11722 returnCode = e.error; 11723 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11724 Slog.w(TAG, msg, e); 11725 } 11726 11727 public void setError(String msg, PackageManagerException e) { 11728 returnCode = e.error; 11729 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11730 Slog.w(TAG, msg, e); 11731 } 11732 11733 // In some error cases we want to convey more info back to the observer 11734 String origPackage; 11735 String origPermission; 11736 } 11737 11738 /* 11739 * Install a non-existing package. 11740 */ 11741 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11742 UserHandle user, String installerPackageName, String volumeUuid, 11743 PackageInstalledInfo res) { 11744 // Remember this for later, in case we need to rollback this install 11745 String pkgName = pkg.packageName; 11746 11747 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11748 final boolean dataDirExists = Environment 11749 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11750 synchronized(mPackages) { 11751 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11752 // A package with the same name is already installed, though 11753 // it has been renamed to an older name. The package we 11754 // are trying to install should be installed as an update to 11755 // the existing one, but that has not been requested, so bail. 11756 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11757 + " without first uninstalling package running as " 11758 + mSettings.mRenamedPackages.get(pkgName)); 11759 return; 11760 } 11761 if (mPackages.containsKey(pkgName)) { 11762 // Don't allow installation over an existing package with the same name. 11763 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11764 + " without first uninstalling."); 11765 return; 11766 } 11767 } 11768 11769 try { 11770 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11771 System.currentTimeMillis(), user); 11772 11773 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11774 // delete the partially installed application. the data directory will have to be 11775 // restored if it was already existing 11776 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11777 // remove package from internal structures. Note that we want deletePackageX to 11778 // delete the package data and cache directories that it created in 11779 // scanPackageLocked, unless those directories existed before we even tried to 11780 // install. 11781 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11782 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11783 res.removedInfo, true); 11784 } 11785 11786 } catch (PackageManagerException e) { 11787 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11788 } 11789 } 11790 11791 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11792 // Can't rotate keys during boot or if sharedUser. 11793 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11794 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11795 return false; 11796 } 11797 // app is using upgradeKeySets; make sure all are valid 11798 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11799 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11800 for (int i = 0; i < upgradeKeySets.length; i++) { 11801 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11802 Slog.wtf(TAG, "Package " 11803 + (oldPs.name != null ? oldPs.name : "<null>") 11804 + " contains upgrade-key-set reference to unknown key-set: " 11805 + upgradeKeySets[i] 11806 + " reverting to signatures check."); 11807 return false; 11808 } 11809 } 11810 return true; 11811 } 11812 11813 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11814 // Upgrade keysets are being used. Determine if new package has a superset of the 11815 // required keys. 11816 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11817 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11818 for (int i = 0; i < upgradeKeySets.length; i++) { 11819 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11820 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11821 return true; 11822 } 11823 } 11824 return false; 11825 } 11826 11827 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11828 UserHandle user, String installerPackageName, String volumeUuid, 11829 PackageInstalledInfo res) { 11830 final PackageParser.Package oldPackage; 11831 final String pkgName = pkg.packageName; 11832 final int[] allUsers; 11833 final boolean[] perUserInstalled; 11834 11835 // First find the old package info and check signatures 11836 synchronized(mPackages) { 11837 oldPackage = mPackages.get(pkgName); 11838 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11839 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11840 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11841 if(!checkUpgradeKeySetLP(ps, pkg)) { 11842 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11843 "New package not signed by keys specified by upgrade-keysets: " 11844 + pkgName); 11845 return; 11846 } 11847 } else { 11848 // default to original signature matching 11849 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11850 != PackageManager.SIGNATURE_MATCH) { 11851 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11852 "New package has a different signature: " + pkgName); 11853 return; 11854 } 11855 } 11856 11857 // In case of rollback, remember per-user/profile install state 11858 allUsers = sUserManager.getUserIds(); 11859 perUserInstalled = new boolean[allUsers.length]; 11860 for (int i = 0; i < allUsers.length; i++) { 11861 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11862 } 11863 } 11864 11865 boolean sysPkg = (isSystemApp(oldPackage)); 11866 if (sysPkg) { 11867 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11868 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11869 } else { 11870 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11871 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11872 } 11873 } 11874 11875 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11876 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11877 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11878 String volumeUuid, PackageInstalledInfo res) { 11879 String pkgName = deletedPackage.packageName; 11880 boolean deletedPkg = true; 11881 boolean updatedSettings = false; 11882 11883 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11884 + deletedPackage); 11885 long origUpdateTime; 11886 if (pkg.mExtras != null) { 11887 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11888 } else { 11889 origUpdateTime = 0; 11890 } 11891 11892 // First delete the existing package while retaining the data directory 11893 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11894 res.removedInfo, true)) { 11895 // If the existing package wasn't successfully deleted 11896 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11897 deletedPkg = false; 11898 } else { 11899 // Successfully deleted the old package; proceed with replace. 11900 11901 // If deleted package lived in a container, give users a chance to 11902 // relinquish resources before killing. 11903 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11904 if (DEBUG_INSTALL) { 11905 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11906 } 11907 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11908 final ArrayList<String> pkgList = new ArrayList<String>(1); 11909 pkgList.add(deletedPackage.applicationInfo.packageName); 11910 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11911 } 11912 11913 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11914 try { 11915 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11916 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11917 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11918 perUserInstalled, res, user); 11919 updatedSettings = true; 11920 } catch (PackageManagerException e) { 11921 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11922 } 11923 } 11924 11925 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11926 // remove package from internal structures. Note that we want deletePackageX to 11927 // delete the package data and cache directories that it created in 11928 // scanPackageLocked, unless those directories existed before we even tried to 11929 // install. 11930 if(updatedSettings) { 11931 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11932 deletePackageLI( 11933 pkgName, null, true, allUsers, perUserInstalled, 11934 PackageManager.DELETE_KEEP_DATA, 11935 res.removedInfo, true); 11936 } 11937 // Since we failed to install the new package we need to restore the old 11938 // package that we deleted. 11939 if (deletedPkg) { 11940 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11941 File restoreFile = new File(deletedPackage.codePath); 11942 // Parse old package 11943 boolean oldExternal = isExternal(deletedPackage); 11944 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11945 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11946 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11947 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11948 try { 11949 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11950 } catch (PackageManagerException e) { 11951 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11952 + e.getMessage()); 11953 return; 11954 } 11955 // Restore of old package succeeded. Update permissions. 11956 // writer 11957 synchronized (mPackages) { 11958 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11959 UPDATE_PERMISSIONS_ALL); 11960 // can downgrade to reader 11961 mSettings.writeLPr(); 11962 } 11963 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11964 } 11965 } 11966 } 11967 11968 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11969 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11970 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11971 String volumeUuid, PackageInstalledInfo res) { 11972 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11973 + ", old=" + deletedPackage); 11974 boolean disabledSystem = false; 11975 boolean updatedSettings = false; 11976 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11977 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11978 != 0) { 11979 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11980 } 11981 String packageName = deletedPackage.packageName; 11982 if (packageName == null) { 11983 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11984 "Attempt to delete null packageName."); 11985 return; 11986 } 11987 PackageParser.Package oldPkg; 11988 PackageSetting oldPkgSetting; 11989 // reader 11990 synchronized (mPackages) { 11991 oldPkg = mPackages.get(packageName); 11992 oldPkgSetting = mSettings.mPackages.get(packageName); 11993 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11994 (oldPkgSetting == null)) { 11995 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11996 "Couldn't find package:" + packageName + " information"); 11997 return; 11998 } 11999 } 12000 12001 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12002 12003 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12004 res.removedInfo.removedPackage = packageName; 12005 // Remove existing system package 12006 removePackageLI(oldPkgSetting, true); 12007 // writer 12008 synchronized (mPackages) { 12009 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12010 if (!disabledSystem && deletedPackage != null) { 12011 // We didn't need to disable the .apk as a current system package, 12012 // which means we are replacing another update that is already 12013 // installed. We need to make sure to delete the older one's .apk. 12014 res.removedInfo.args = createInstallArgsForExisting(0, 12015 deletedPackage.applicationInfo.getCodePath(), 12016 deletedPackage.applicationInfo.getResourcePath(), 12017 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12018 } else { 12019 res.removedInfo.args = null; 12020 } 12021 } 12022 12023 // Successfully disabled the old package. Now proceed with re-installation 12024 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12025 12026 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12027 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12028 12029 PackageParser.Package newPackage = null; 12030 try { 12031 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 12032 if (newPackage.mExtras != null) { 12033 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12034 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12035 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12036 12037 // is the update attempting to change shared user? that isn't going to work... 12038 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12039 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12040 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12041 + " to " + newPkgSetting.sharedUser); 12042 updatedSettings = true; 12043 } 12044 } 12045 12046 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12047 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12048 perUserInstalled, res, user); 12049 updatedSettings = true; 12050 } 12051 12052 } catch (PackageManagerException e) { 12053 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12054 } 12055 12056 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12057 // Re installation failed. Restore old information 12058 // Remove new pkg information 12059 if (newPackage != null) { 12060 removeInstalledPackageLI(newPackage, true); 12061 } 12062 // Add back the old system package 12063 try { 12064 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12065 } catch (PackageManagerException e) { 12066 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12067 } 12068 // Restore the old system information in Settings 12069 synchronized (mPackages) { 12070 if (disabledSystem) { 12071 mSettings.enableSystemPackageLPw(packageName); 12072 } 12073 if (updatedSettings) { 12074 mSettings.setInstallerPackageName(packageName, 12075 oldPkgSetting.installerPackageName); 12076 } 12077 mSettings.writeLPr(); 12078 } 12079 } 12080 } 12081 12082 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12083 // Collect all used permissions in the UID 12084 ArraySet<String> usedPermissions = new ArraySet<>(); 12085 final int packageCount = su.packages.size(); 12086 for (int i = 0; i < packageCount; i++) { 12087 PackageSetting ps = su.packages.valueAt(i); 12088 if (ps.pkg == null) { 12089 continue; 12090 } 12091 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12092 for (int j = 0; j < requestedPermCount; j++) { 12093 String permission = ps.pkg.requestedPermissions.get(j); 12094 BasePermission bp = mSettings.mPermissions.get(permission); 12095 if (bp != null) { 12096 usedPermissions.add(permission); 12097 } 12098 } 12099 } 12100 12101 PermissionsState permissionsState = su.getPermissionsState(); 12102 // Prune install permissions 12103 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12104 final int installPermCount = installPermStates.size(); 12105 for (int i = installPermCount - 1; i >= 0; i--) { 12106 PermissionState permissionState = installPermStates.get(i); 12107 if (!usedPermissions.contains(permissionState.getName())) { 12108 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12109 if (bp != null) { 12110 permissionsState.revokeInstallPermission(bp); 12111 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12112 PackageManager.MASK_PERMISSION_FLAGS, 0); 12113 } 12114 } 12115 } 12116 12117 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12118 12119 // Prune runtime permissions 12120 for (int userId : allUserIds) { 12121 List<PermissionState> runtimePermStates = permissionsState 12122 .getRuntimePermissionStates(userId); 12123 final int runtimePermCount = runtimePermStates.size(); 12124 for (int i = runtimePermCount - 1; i >= 0; i--) { 12125 PermissionState permissionState = runtimePermStates.get(i); 12126 if (!usedPermissions.contains(permissionState.getName())) { 12127 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12128 if (bp != null) { 12129 permissionsState.revokeRuntimePermission(bp, userId); 12130 permissionsState.updatePermissionFlags(bp, userId, 12131 PackageManager.MASK_PERMISSION_FLAGS, 0); 12132 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12133 runtimePermissionChangedUserIds, userId); 12134 } 12135 } 12136 } 12137 } 12138 12139 return runtimePermissionChangedUserIds; 12140 } 12141 12142 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12143 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12144 UserHandle user) { 12145 String pkgName = newPackage.packageName; 12146 synchronized (mPackages) { 12147 //write settings. the installStatus will be incomplete at this stage. 12148 //note that the new package setting would have already been 12149 //added to mPackages. It hasn't been persisted yet. 12150 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12151 mSettings.writeLPr(); 12152 } 12153 12154 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12155 12156 synchronized (mPackages) { 12157 updatePermissionsLPw(newPackage.packageName, newPackage, 12158 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12159 ? UPDATE_PERMISSIONS_ALL : 0)); 12160 // For system-bundled packages, we assume that installing an upgraded version 12161 // of the package implies that the user actually wants to run that new code, 12162 // so we enable the package. 12163 PackageSetting ps = mSettings.mPackages.get(pkgName); 12164 if (ps != null) { 12165 if (isSystemApp(newPackage)) { 12166 // NB: implicit assumption that system package upgrades apply to all users 12167 if (DEBUG_INSTALL) { 12168 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12169 } 12170 if (res.origUsers != null) { 12171 for (int userHandle : res.origUsers) { 12172 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12173 userHandle, installerPackageName); 12174 } 12175 } 12176 // Also convey the prior install/uninstall state 12177 if (allUsers != null && perUserInstalled != null) { 12178 for (int i = 0; i < allUsers.length; i++) { 12179 if (DEBUG_INSTALL) { 12180 Slog.d(TAG, " user " + allUsers[i] 12181 + " => " + perUserInstalled[i]); 12182 } 12183 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12184 } 12185 // these install state changes will be persisted in the 12186 // upcoming call to mSettings.writeLPr(). 12187 } 12188 } 12189 // It's implied that when a user requests installation, they want the app to be 12190 // installed and enabled. 12191 int userId = user.getIdentifier(); 12192 if (userId != UserHandle.USER_ALL) { 12193 ps.setInstalled(true, userId); 12194 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12195 } 12196 } 12197 res.name = pkgName; 12198 res.uid = newPackage.applicationInfo.uid; 12199 res.pkg = newPackage; 12200 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12201 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12202 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12203 //to update install status 12204 mSettings.writeLPr(); 12205 } 12206 } 12207 12208 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12209 final int installFlags = args.installFlags; 12210 final String installerPackageName = args.installerPackageName; 12211 final String volumeUuid = args.volumeUuid; 12212 final File tmpPackageFile = new File(args.getCodePath()); 12213 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12214 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12215 || (args.volumeUuid != null)); 12216 boolean replace = false; 12217 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12218 if (args.move != null) { 12219 // moving a complete application; perfom an initial scan on the new install location 12220 scanFlags |= SCAN_INITIAL; 12221 } 12222 // Result object to be returned 12223 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12224 12225 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12226 // Retrieve PackageSettings and parse package 12227 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12228 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12229 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12230 PackageParser pp = new PackageParser(); 12231 pp.setSeparateProcesses(mSeparateProcesses); 12232 pp.setDisplayMetrics(mMetrics); 12233 12234 final PackageParser.Package pkg; 12235 try { 12236 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12237 } catch (PackageParserException e) { 12238 res.setError("Failed parse during installPackageLI", e); 12239 return; 12240 } 12241 12242 // Mark that we have an install time CPU ABI override. 12243 pkg.cpuAbiOverride = args.abiOverride; 12244 12245 String pkgName = res.name = pkg.packageName; 12246 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12247 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12248 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12249 return; 12250 } 12251 } 12252 12253 try { 12254 pp.collectCertificates(pkg, parseFlags); 12255 pp.collectManifestDigest(pkg); 12256 } catch (PackageParserException e) { 12257 res.setError("Failed collect during installPackageLI", e); 12258 return; 12259 } 12260 12261 /* If the installer passed in a manifest digest, compare it now. */ 12262 if (args.manifestDigest != null) { 12263 if (DEBUG_INSTALL) { 12264 final String parsedManifest = pkg.manifestDigest == null ? "null" 12265 : pkg.manifestDigest.toString(); 12266 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12267 + parsedManifest); 12268 } 12269 12270 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12271 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12272 return; 12273 } 12274 } else if (DEBUG_INSTALL) { 12275 final String parsedManifest = pkg.manifestDigest == null 12276 ? "null" : pkg.manifestDigest.toString(); 12277 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12278 } 12279 12280 // Get rid of all references to package scan path via parser. 12281 pp = null; 12282 String oldCodePath = null; 12283 boolean systemApp = false; 12284 synchronized (mPackages) { 12285 // Check if installing already existing package 12286 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12287 String oldName = mSettings.mRenamedPackages.get(pkgName); 12288 if (pkg.mOriginalPackages != null 12289 && pkg.mOriginalPackages.contains(oldName) 12290 && mPackages.containsKey(oldName)) { 12291 // This package is derived from an original package, 12292 // and this device has been updating from that original 12293 // name. We must continue using the original name, so 12294 // rename the new package here. 12295 pkg.setPackageName(oldName); 12296 pkgName = pkg.packageName; 12297 replace = true; 12298 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12299 + oldName + " pkgName=" + pkgName); 12300 } else if (mPackages.containsKey(pkgName)) { 12301 // This package, under its official name, already exists 12302 // on the device; we should replace it. 12303 replace = true; 12304 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12305 } 12306 12307 // Prevent apps opting out from runtime permissions 12308 if (replace) { 12309 PackageParser.Package oldPackage = mPackages.get(pkgName); 12310 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12311 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12312 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12313 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12314 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12315 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12316 + " doesn't support runtime permissions but the old" 12317 + " target SDK " + oldTargetSdk + " does."); 12318 return; 12319 } 12320 } 12321 } 12322 12323 PackageSetting ps = mSettings.mPackages.get(pkgName); 12324 if (ps != null) { 12325 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12326 12327 // Quick sanity check that we're signed correctly if updating; 12328 // we'll check this again later when scanning, but we want to 12329 // bail early here before tripping over redefined permissions. 12330 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12331 if (!checkUpgradeKeySetLP(ps, pkg)) { 12332 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12333 + pkg.packageName + " upgrade keys do not match the " 12334 + "previously installed version"); 12335 return; 12336 } 12337 } else { 12338 try { 12339 verifySignaturesLP(ps, pkg); 12340 } catch (PackageManagerException e) { 12341 res.setError(e.error, e.getMessage()); 12342 return; 12343 } 12344 } 12345 12346 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12347 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12348 systemApp = (ps.pkg.applicationInfo.flags & 12349 ApplicationInfo.FLAG_SYSTEM) != 0; 12350 } 12351 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12352 } 12353 12354 // Check whether the newly-scanned package wants to define an already-defined perm 12355 int N = pkg.permissions.size(); 12356 for (int i = N-1; i >= 0; i--) { 12357 PackageParser.Permission perm = pkg.permissions.get(i); 12358 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12359 if (bp != null) { 12360 // If the defining package is signed with our cert, it's okay. This 12361 // also includes the "updating the same package" case, of course. 12362 // "updating same package" could also involve key-rotation. 12363 final boolean sigsOk; 12364 if (bp.sourcePackage.equals(pkg.packageName) 12365 && (bp.packageSetting instanceof PackageSetting) 12366 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12367 scanFlags))) { 12368 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12369 } else { 12370 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12371 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12372 } 12373 if (!sigsOk) { 12374 // If the owning package is the system itself, we log but allow 12375 // install to proceed; we fail the install on all other permission 12376 // redefinitions. 12377 if (!bp.sourcePackage.equals("android")) { 12378 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12379 + pkg.packageName + " attempting to redeclare permission " 12380 + perm.info.name + " already owned by " + bp.sourcePackage); 12381 res.origPermission = perm.info.name; 12382 res.origPackage = bp.sourcePackage; 12383 return; 12384 } else { 12385 Slog.w(TAG, "Package " + pkg.packageName 12386 + " attempting to redeclare system permission " 12387 + perm.info.name + "; ignoring new declaration"); 12388 pkg.permissions.remove(i); 12389 } 12390 } 12391 } 12392 } 12393 12394 } 12395 12396 if (systemApp && onExternal) { 12397 // Disable updates to system apps on sdcard 12398 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12399 "Cannot install updates to system apps on sdcard"); 12400 return; 12401 } 12402 12403 if (args.move != null) { 12404 // We did an in-place move, so dex is ready to roll 12405 scanFlags |= SCAN_NO_DEX; 12406 scanFlags |= SCAN_MOVE; 12407 12408 synchronized (mPackages) { 12409 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12410 if (ps == null) { 12411 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12412 "Missing settings for moved package " + pkgName); 12413 } 12414 12415 // We moved the entire application as-is, so bring over the 12416 // previously derived ABI information. 12417 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12418 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12419 } 12420 12421 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12422 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12423 scanFlags |= SCAN_NO_DEX; 12424 12425 try { 12426 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12427 true /* extract libs */); 12428 } catch (PackageManagerException pme) { 12429 Slog.e(TAG, "Error deriving application ABI", pme); 12430 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12431 return; 12432 } 12433 12434 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12435 int result = mPackageDexOptimizer 12436 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12437 false /* defer */, false /* inclDependencies */, 12438 true /*bootComplete*/, false /*useJit*/); 12439 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12440 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12441 return; 12442 } 12443 } 12444 12445 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12446 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12447 return; 12448 } 12449 12450 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12451 12452 if (replace) { 12453 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12454 installerPackageName, volumeUuid, res); 12455 } else { 12456 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12457 args.user, installerPackageName, volumeUuid, res); 12458 } 12459 synchronized (mPackages) { 12460 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12461 if (ps != null) { 12462 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12463 } 12464 } 12465 } 12466 12467 private void startIntentFilterVerifications(int userId, boolean replacing, 12468 PackageParser.Package pkg) { 12469 if (mIntentFilterVerifierComponent == null) { 12470 Slog.w(TAG, "No IntentFilter verification will not be done as " 12471 + "there is no IntentFilterVerifier available!"); 12472 return; 12473 } 12474 12475 final int verifierUid = getPackageUid( 12476 mIntentFilterVerifierComponent.getPackageName(), 12477 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12478 12479 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12480 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12481 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12482 mHandler.sendMessage(msg); 12483 } 12484 12485 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12486 PackageParser.Package pkg) { 12487 int size = pkg.activities.size(); 12488 if (size == 0) { 12489 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12490 "No activity, so no need to verify any IntentFilter!"); 12491 return; 12492 } 12493 12494 final boolean hasDomainURLs = hasDomainURLs(pkg); 12495 if (!hasDomainURLs) { 12496 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12497 "No domain URLs, so no need to verify any IntentFilter!"); 12498 return; 12499 } 12500 12501 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12502 + " if any IntentFilter from the " + size 12503 + " Activities needs verification ..."); 12504 12505 int count = 0; 12506 final String packageName = pkg.packageName; 12507 12508 synchronized (mPackages) { 12509 // If this is a new install and we see that we've already run verification for this 12510 // package, we have nothing to do: it means the state was restored from backup. 12511 if (!replacing) { 12512 IntentFilterVerificationInfo ivi = 12513 mSettings.getIntentFilterVerificationLPr(packageName); 12514 if (ivi != null) { 12515 if (DEBUG_DOMAIN_VERIFICATION) { 12516 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12517 + ivi.getStatusString()); 12518 } 12519 return; 12520 } 12521 } 12522 12523 // If any filters need to be verified, then all need to be. 12524 boolean needToVerify = false; 12525 for (PackageParser.Activity a : pkg.activities) { 12526 for (ActivityIntentInfo filter : a.intents) { 12527 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12528 if (DEBUG_DOMAIN_VERIFICATION) { 12529 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12530 } 12531 needToVerify = true; 12532 break; 12533 } 12534 } 12535 } 12536 12537 if (needToVerify) { 12538 final int verificationId = mIntentFilterVerificationToken++; 12539 for (PackageParser.Activity a : pkg.activities) { 12540 for (ActivityIntentInfo filter : a.intents) { 12541 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12542 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12543 "Verification needed for IntentFilter:" + filter.toString()); 12544 mIntentFilterVerifier.addOneIntentFilterVerification( 12545 verifierUid, userId, verificationId, filter, packageName); 12546 count++; 12547 } 12548 } 12549 } 12550 } 12551 } 12552 12553 if (count > 0) { 12554 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12555 + " IntentFilter verification" + (count > 1 ? "s" : "") 12556 + " for userId:" + userId); 12557 mIntentFilterVerifier.startVerifications(userId); 12558 } else { 12559 if (DEBUG_DOMAIN_VERIFICATION) { 12560 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12561 } 12562 } 12563 } 12564 12565 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12566 final ComponentName cn = filter.activity.getComponentName(); 12567 final String packageName = cn.getPackageName(); 12568 12569 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12570 packageName); 12571 if (ivi == null) { 12572 return true; 12573 } 12574 int status = ivi.getStatus(); 12575 switch (status) { 12576 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12577 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12578 return true; 12579 12580 default: 12581 // Nothing to do 12582 return false; 12583 } 12584 } 12585 12586 private static boolean isMultiArch(PackageSetting ps) { 12587 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12588 } 12589 12590 private static boolean isMultiArch(ApplicationInfo info) { 12591 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12592 } 12593 12594 private static boolean isExternal(PackageParser.Package pkg) { 12595 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12596 } 12597 12598 private static boolean isExternal(PackageSetting ps) { 12599 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12600 } 12601 12602 private static boolean isExternal(ApplicationInfo info) { 12603 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12604 } 12605 12606 private static boolean isSystemApp(PackageParser.Package pkg) { 12607 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12608 } 12609 12610 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12611 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12612 } 12613 12614 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12615 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12616 } 12617 12618 private static boolean isSystemApp(PackageSetting ps) { 12619 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12620 } 12621 12622 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12623 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12624 } 12625 12626 private int packageFlagsToInstallFlags(PackageSetting ps) { 12627 int installFlags = 0; 12628 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12629 // This existing package was an external ASEC install when we have 12630 // the external flag without a UUID 12631 installFlags |= PackageManager.INSTALL_EXTERNAL; 12632 } 12633 if (ps.isForwardLocked()) { 12634 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12635 } 12636 return installFlags; 12637 } 12638 12639 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 12640 if (isExternal(pkg)) { 12641 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12642 return StorageManager.UUID_PRIMARY_PHYSICAL; 12643 } else { 12644 return pkg.volumeUuid; 12645 } 12646 } else { 12647 return StorageManager.UUID_PRIVATE_INTERNAL; 12648 } 12649 } 12650 12651 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12652 if (isExternal(pkg)) { 12653 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12654 return mSettings.getExternalVersion(); 12655 } else { 12656 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12657 } 12658 } else { 12659 return mSettings.getInternalVersion(); 12660 } 12661 } 12662 12663 private void deleteTempPackageFiles() { 12664 final FilenameFilter filter = new FilenameFilter() { 12665 public boolean accept(File dir, String name) { 12666 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12667 } 12668 }; 12669 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12670 file.delete(); 12671 } 12672 } 12673 12674 @Override 12675 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12676 int flags) { 12677 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12678 flags); 12679 } 12680 12681 @Override 12682 public void deletePackage(final String packageName, 12683 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12684 mContext.enforceCallingOrSelfPermission( 12685 android.Manifest.permission.DELETE_PACKAGES, null); 12686 Preconditions.checkNotNull(packageName); 12687 Preconditions.checkNotNull(observer); 12688 final int uid = Binder.getCallingUid(); 12689 if (UserHandle.getUserId(uid) != userId) { 12690 mContext.enforceCallingPermission( 12691 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12692 "deletePackage for user " + userId); 12693 } 12694 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12695 try { 12696 observer.onPackageDeleted(packageName, 12697 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12698 } catch (RemoteException re) { 12699 } 12700 return; 12701 } 12702 12703 boolean uninstallBlocked = false; 12704 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12705 int[] users = sUserManager.getUserIds(); 12706 for (int i = 0; i < users.length; ++i) { 12707 if (getBlockUninstallForUser(packageName, users[i])) { 12708 uninstallBlocked = true; 12709 break; 12710 } 12711 } 12712 } else { 12713 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12714 } 12715 if (uninstallBlocked) { 12716 try { 12717 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12718 null); 12719 } catch (RemoteException re) { 12720 } 12721 return; 12722 } 12723 12724 if (DEBUG_REMOVE) { 12725 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12726 } 12727 // Queue up an async operation since the package deletion may take a little while. 12728 mHandler.post(new Runnable() { 12729 public void run() { 12730 mHandler.removeCallbacks(this); 12731 final int returnCode = deletePackageX(packageName, userId, flags); 12732 if (observer != null) { 12733 try { 12734 observer.onPackageDeleted(packageName, returnCode, null); 12735 } catch (RemoteException e) { 12736 Log.i(TAG, "Observer no longer exists."); 12737 } //end catch 12738 } //end if 12739 } //end run 12740 }); 12741 } 12742 12743 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12744 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12745 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12746 try { 12747 if (dpm != null) { 12748 if (dpm.isDeviceOwner(packageName)) { 12749 return true; 12750 } 12751 int[] users; 12752 if (userId == UserHandle.USER_ALL) { 12753 users = sUserManager.getUserIds(); 12754 } else { 12755 users = new int[]{userId}; 12756 } 12757 for (int i = 0; i < users.length; ++i) { 12758 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12759 return true; 12760 } 12761 } 12762 } 12763 } catch (RemoteException e) { 12764 } 12765 return false; 12766 } 12767 12768 /** 12769 * This method is an internal method that could be get invoked either 12770 * to delete an installed package or to clean up a failed installation. 12771 * After deleting an installed package, a broadcast is sent to notify any 12772 * listeners that the package has been installed. For cleaning up a failed 12773 * installation, the broadcast is not necessary since the package's 12774 * installation wouldn't have sent the initial broadcast either 12775 * The key steps in deleting a package are 12776 * deleting the package information in internal structures like mPackages, 12777 * deleting the packages base directories through installd 12778 * updating mSettings to reflect current status 12779 * persisting settings for later use 12780 * sending a broadcast if necessary 12781 */ 12782 private int deletePackageX(String packageName, int userId, int flags) { 12783 final PackageRemovedInfo info = new PackageRemovedInfo(); 12784 final boolean res; 12785 12786 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12787 ? UserHandle.ALL : new UserHandle(userId); 12788 12789 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12790 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12791 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12792 } 12793 12794 boolean removedForAllUsers = false; 12795 boolean systemUpdate = false; 12796 12797 // for the uninstall-updates case and restricted profiles, remember the per- 12798 // userhandle installed state 12799 int[] allUsers; 12800 boolean[] perUserInstalled; 12801 synchronized (mPackages) { 12802 PackageSetting ps = mSettings.mPackages.get(packageName); 12803 allUsers = sUserManager.getUserIds(); 12804 perUserInstalled = new boolean[allUsers.length]; 12805 for (int i = 0; i < allUsers.length; i++) { 12806 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12807 } 12808 } 12809 12810 synchronized (mInstallLock) { 12811 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12812 res = deletePackageLI(packageName, removeForUser, 12813 true, allUsers, perUserInstalled, 12814 flags | REMOVE_CHATTY, info, true); 12815 systemUpdate = info.isRemovedPackageSystemUpdate; 12816 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12817 removedForAllUsers = true; 12818 } 12819 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12820 + " removedForAllUsers=" + removedForAllUsers); 12821 } 12822 12823 if (res) { 12824 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12825 12826 // If the removed package was a system update, the old system package 12827 // was re-enabled; we need to broadcast this information 12828 if (systemUpdate) { 12829 Bundle extras = new Bundle(1); 12830 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12831 ? info.removedAppId : info.uid); 12832 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12833 12834 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12835 extras, null, null, null); 12836 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12837 extras, null, null, null); 12838 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12839 null, packageName, null, null); 12840 } 12841 } 12842 // Force a gc here. 12843 Runtime.getRuntime().gc(); 12844 // Delete the resources here after sending the broadcast to let 12845 // other processes clean up before deleting resources. 12846 if (info.args != null) { 12847 synchronized (mInstallLock) { 12848 info.args.doPostDeleteLI(true); 12849 } 12850 } 12851 12852 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12853 } 12854 12855 class PackageRemovedInfo { 12856 String removedPackage; 12857 int uid = -1; 12858 int removedAppId = -1; 12859 int[] removedUsers = null; 12860 boolean isRemovedPackageSystemUpdate = false; 12861 // Clean up resources deleted packages. 12862 InstallArgs args = null; 12863 12864 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12865 Bundle extras = new Bundle(1); 12866 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12867 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12868 if (replacing) { 12869 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12870 } 12871 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12872 if (removedPackage != null) { 12873 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12874 extras, null, null, removedUsers); 12875 if (fullRemove && !replacing) { 12876 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12877 extras, null, null, removedUsers); 12878 } 12879 } 12880 if (removedAppId >= 0) { 12881 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12882 removedUsers); 12883 } 12884 } 12885 } 12886 12887 /* 12888 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12889 * flag is not set, the data directory is removed as well. 12890 * make sure this flag is set for partially installed apps. If not its meaningless to 12891 * delete a partially installed application. 12892 */ 12893 private void removePackageDataLI(PackageSetting ps, 12894 int[] allUserHandles, boolean[] perUserInstalled, 12895 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12896 String packageName = ps.name; 12897 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12898 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12899 // Retrieve object to delete permissions for shared user later on 12900 final PackageSetting deletedPs; 12901 // reader 12902 synchronized (mPackages) { 12903 deletedPs = mSettings.mPackages.get(packageName); 12904 if (outInfo != null) { 12905 outInfo.removedPackage = packageName; 12906 outInfo.removedUsers = deletedPs != null 12907 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12908 : null; 12909 } 12910 } 12911 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12912 removeDataDirsLI(ps.volumeUuid, packageName); 12913 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12914 } 12915 // writer 12916 synchronized (mPackages) { 12917 if (deletedPs != null) { 12918 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12919 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12920 clearDefaultBrowserIfNeeded(packageName); 12921 if (outInfo != null) { 12922 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12923 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12924 } 12925 updatePermissionsLPw(deletedPs.name, null, 0); 12926 if (deletedPs.sharedUser != null) { 12927 // Remove permissions associated with package. Since runtime 12928 // permissions are per user we have to kill the removed package 12929 // or packages running under the shared user of the removed 12930 // package if revoking the permissions requested only by the removed 12931 // package is successful and this causes a change in gids. 12932 for (int userId : UserManagerService.getInstance().getUserIds()) { 12933 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12934 userId); 12935 if (userIdToKill == UserHandle.USER_ALL 12936 || userIdToKill >= UserHandle.USER_OWNER) { 12937 // If gids changed for this user, kill all affected packages. 12938 mHandler.post(new Runnable() { 12939 @Override 12940 public void run() { 12941 // This has to happen with no lock held. 12942 killApplication(deletedPs.name, deletedPs.appId, 12943 KILL_APP_REASON_GIDS_CHANGED); 12944 } 12945 }); 12946 break; 12947 } 12948 } 12949 } 12950 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12951 } 12952 // make sure to preserve per-user disabled state if this removal was just 12953 // a downgrade of a system app to the factory package 12954 if (allUserHandles != null && perUserInstalled != null) { 12955 if (DEBUG_REMOVE) { 12956 Slog.d(TAG, "Propagating install state across downgrade"); 12957 } 12958 for (int i = 0; i < allUserHandles.length; i++) { 12959 if (DEBUG_REMOVE) { 12960 Slog.d(TAG, " user " + allUserHandles[i] 12961 + " => " + perUserInstalled[i]); 12962 } 12963 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12964 } 12965 } 12966 } 12967 // can downgrade to reader 12968 if (writeSettings) { 12969 // Save settings now 12970 mSettings.writeLPr(); 12971 } 12972 } 12973 if (outInfo != null) { 12974 // A user ID was deleted here. Go through all users and remove it 12975 // from KeyStore. 12976 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12977 } 12978 } 12979 12980 static boolean locationIsPrivileged(File path) { 12981 try { 12982 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12983 .getCanonicalPath(); 12984 return path.getCanonicalPath().startsWith(privilegedAppDir); 12985 } catch (IOException e) { 12986 Slog.e(TAG, "Unable to access code path " + path); 12987 } 12988 return false; 12989 } 12990 12991 /* 12992 * Tries to delete system package. 12993 */ 12994 private boolean deleteSystemPackageLI(PackageSetting newPs, 12995 int[] allUserHandles, boolean[] perUserInstalled, 12996 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12997 final boolean applyUserRestrictions 12998 = (allUserHandles != null) && (perUserInstalled != null); 12999 PackageSetting disabledPs = null; 13000 // Confirm if the system package has been updated 13001 // An updated system app can be deleted. This will also have to restore 13002 // the system pkg from system partition 13003 // reader 13004 synchronized (mPackages) { 13005 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13006 } 13007 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13008 + " disabledPs=" + disabledPs); 13009 if (disabledPs == null) { 13010 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13011 return false; 13012 } else if (DEBUG_REMOVE) { 13013 Slog.d(TAG, "Deleting system pkg from data partition"); 13014 } 13015 if (DEBUG_REMOVE) { 13016 if (applyUserRestrictions) { 13017 Slog.d(TAG, "Remembering install states:"); 13018 for (int i = 0; i < allUserHandles.length; i++) { 13019 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13020 } 13021 } 13022 } 13023 // Delete the updated package 13024 outInfo.isRemovedPackageSystemUpdate = true; 13025 if (disabledPs.versionCode < newPs.versionCode) { 13026 // Delete data for downgrades 13027 flags &= ~PackageManager.DELETE_KEEP_DATA; 13028 } else { 13029 // Preserve data by setting flag 13030 flags |= PackageManager.DELETE_KEEP_DATA; 13031 } 13032 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13033 allUserHandles, perUserInstalled, outInfo, writeSettings); 13034 if (!ret) { 13035 return false; 13036 } 13037 // writer 13038 synchronized (mPackages) { 13039 // Reinstate the old system package 13040 mSettings.enableSystemPackageLPw(newPs.name); 13041 // Remove any native libraries from the upgraded package. 13042 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13043 } 13044 // Install the system package 13045 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13046 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13047 if (locationIsPrivileged(disabledPs.codePath)) { 13048 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13049 } 13050 13051 final PackageParser.Package newPkg; 13052 try { 13053 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13054 } catch (PackageManagerException e) { 13055 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13056 return false; 13057 } 13058 13059 // writer 13060 synchronized (mPackages) { 13061 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13062 13063 // Propagate the permissions state as we do not want to drop on the floor 13064 // runtime permissions. The update permissions method below will take 13065 // care of removing obsolete permissions and grant install permissions. 13066 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13067 updatePermissionsLPw(newPkg.packageName, newPkg, 13068 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13069 13070 if (applyUserRestrictions) { 13071 if (DEBUG_REMOVE) { 13072 Slog.d(TAG, "Propagating install state across reinstall"); 13073 } 13074 for (int i = 0; i < allUserHandles.length; i++) { 13075 if (DEBUG_REMOVE) { 13076 Slog.d(TAG, " user " + allUserHandles[i] 13077 + " => " + perUserInstalled[i]); 13078 } 13079 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13080 13081 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13082 } 13083 // Regardless of writeSettings we need to ensure that this restriction 13084 // state propagation is persisted 13085 mSettings.writeAllUsersPackageRestrictionsLPr(); 13086 } 13087 // can downgrade to reader here 13088 if (writeSettings) { 13089 mSettings.writeLPr(); 13090 } 13091 } 13092 return true; 13093 } 13094 13095 private boolean deleteInstalledPackageLI(PackageSetting ps, 13096 boolean deleteCodeAndResources, int flags, 13097 int[] allUserHandles, boolean[] perUserInstalled, 13098 PackageRemovedInfo outInfo, boolean writeSettings) { 13099 if (outInfo != null) { 13100 outInfo.uid = ps.appId; 13101 } 13102 13103 // Delete package data from internal structures and also remove data if flag is set 13104 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13105 13106 // Delete application code and resources 13107 if (deleteCodeAndResources && (outInfo != null)) { 13108 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13109 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13110 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13111 } 13112 return true; 13113 } 13114 13115 @Override 13116 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13117 int userId) { 13118 mContext.enforceCallingOrSelfPermission( 13119 android.Manifest.permission.DELETE_PACKAGES, null); 13120 synchronized (mPackages) { 13121 PackageSetting ps = mSettings.mPackages.get(packageName); 13122 if (ps == null) { 13123 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13124 return false; 13125 } 13126 if (!ps.getInstalled(userId)) { 13127 // Can't block uninstall for an app that is not installed or enabled. 13128 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13129 return false; 13130 } 13131 ps.setBlockUninstall(blockUninstall, userId); 13132 mSettings.writePackageRestrictionsLPr(userId); 13133 } 13134 return true; 13135 } 13136 13137 @Override 13138 public boolean getBlockUninstallForUser(String packageName, int userId) { 13139 synchronized (mPackages) { 13140 PackageSetting ps = mSettings.mPackages.get(packageName); 13141 if (ps == null) { 13142 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13143 return false; 13144 } 13145 return ps.getBlockUninstall(userId); 13146 } 13147 } 13148 13149 /* 13150 * This method handles package deletion in general 13151 */ 13152 private boolean deletePackageLI(String packageName, UserHandle user, 13153 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13154 int flags, PackageRemovedInfo outInfo, 13155 boolean writeSettings) { 13156 if (packageName == null) { 13157 Slog.w(TAG, "Attempt to delete null packageName."); 13158 return false; 13159 } 13160 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13161 PackageSetting ps; 13162 boolean dataOnly = false; 13163 int removeUser = -1; 13164 int appId = -1; 13165 synchronized (mPackages) { 13166 ps = mSettings.mPackages.get(packageName); 13167 if (ps == null) { 13168 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13169 return false; 13170 } 13171 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13172 && user.getIdentifier() != UserHandle.USER_ALL) { 13173 // The caller is asking that the package only be deleted for a single 13174 // user. To do this, we just mark its uninstalled state and delete 13175 // its data. If this is a system app, we only allow this to happen if 13176 // they have set the special DELETE_SYSTEM_APP which requests different 13177 // semantics than normal for uninstalling system apps. 13178 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13179 final int userId = user.getIdentifier(); 13180 ps.setUserState(userId, 13181 COMPONENT_ENABLED_STATE_DEFAULT, 13182 false, //installed 13183 true, //stopped 13184 true, //notLaunched 13185 false, //hidden 13186 null, null, null, 13187 false, // blockUninstall 13188 ps.readUserState(userId).domainVerificationStatus, 0); 13189 if (!isSystemApp(ps)) { 13190 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13191 // Other user still have this package installed, so all 13192 // we need to do is clear this user's data and save that 13193 // it is uninstalled. 13194 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13195 removeUser = user.getIdentifier(); 13196 appId = ps.appId; 13197 scheduleWritePackageRestrictionsLocked(removeUser); 13198 } else { 13199 // We need to set it back to 'installed' so the uninstall 13200 // broadcasts will be sent correctly. 13201 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13202 ps.setInstalled(true, user.getIdentifier()); 13203 } 13204 } else { 13205 // This is a system app, so we assume that the 13206 // other users still have this package installed, so all 13207 // we need to do is clear this user's data and save that 13208 // it is uninstalled. 13209 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13210 removeUser = user.getIdentifier(); 13211 appId = ps.appId; 13212 scheduleWritePackageRestrictionsLocked(removeUser); 13213 } 13214 } 13215 } 13216 13217 if (removeUser >= 0) { 13218 // From above, we determined that we are deleting this only 13219 // for a single user. Continue the work here. 13220 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13221 if (outInfo != null) { 13222 outInfo.removedPackage = packageName; 13223 outInfo.removedAppId = appId; 13224 outInfo.removedUsers = new int[] {removeUser}; 13225 } 13226 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13227 removeKeystoreDataIfNeeded(removeUser, appId); 13228 schedulePackageCleaning(packageName, removeUser, false); 13229 synchronized (mPackages) { 13230 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13231 scheduleWritePackageRestrictionsLocked(removeUser); 13232 } 13233 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13234 } 13235 return true; 13236 } 13237 13238 if (dataOnly) { 13239 // Delete application data first 13240 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13241 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13242 return true; 13243 } 13244 13245 boolean ret = false; 13246 if (isSystemApp(ps)) { 13247 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13248 // When an updated system application is deleted we delete the existing resources as well and 13249 // fall back to existing code in system partition 13250 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13251 flags, outInfo, writeSettings); 13252 } else { 13253 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13254 // Kill application pre-emptively especially for apps on sd. 13255 killApplication(packageName, ps.appId, "uninstall pkg"); 13256 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13257 allUserHandles, perUserInstalled, 13258 outInfo, writeSettings); 13259 } 13260 13261 return ret; 13262 } 13263 13264 private final class ClearStorageConnection implements ServiceConnection { 13265 IMediaContainerService mContainerService; 13266 13267 @Override 13268 public void onServiceConnected(ComponentName name, IBinder service) { 13269 synchronized (this) { 13270 mContainerService = IMediaContainerService.Stub.asInterface(service); 13271 notifyAll(); 13272 } 13273 } 13274 13275 @Override 13276 public void onServiceDisconnected(ComponentName name) { 13277 } 13278 } 13279 13280 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13281 final boolean mounted; 13282 if (Environment.isExternalStorageEmulated()) { 13283 mounted = true; 13284 } else { 13285 final String status = Environment.getExternalStorageState(); 13286 13287 mounted = status.equals(Environment.MEDIA_MOUNTED) 13288 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13289 } 13290 13291 if (!mounted) { 13292 return; 13293 } 13294 13295 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13296 int[] users; 13297 if (userId == UserHandle.USER_ALL) { 13298 users = sUserManager.getUserIds(); 13299 } else { 13300 users = new int[] { userId }; 13301 } 13302 final ClearStorageConnection conn = new ClearStorageConnection(); 13303 if (mContext.bindServiceAsUser( 13304 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13305 try { 13306 for (int curUser : users) { 13307 long timeout = SystemClock.uptimeMillis() + 5000; 13308 synchronized (conn) { 13309 long now = SystemClock.uptimeMillis(); 13310 while (conn.mContainerService == null && now < timeout) { 13311 try { 13312 conn.wait(timeout - now); 13313 } catch (InterruptedException e) { 13314 } 13315 } 13316 } 13317 if (conn.mContainerService == null) { 13318 return; 13319 } 13320 13321 final UserEnvironment userEnv = new UserEnvironment(curUser); 13322 clearDirectory(conn.mContainerService, 13323 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13324 if (allData) { 13325 clearDirectory(conn.mContainerService, 13326 userEnv.buildExternalStorageAppDataDirs(packageName)); 13327 clearDirectory(conn.mContainerService, 13328 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13329 } 13330 } 13331 } finally { 13332 mContext.unbindService(conn); 13333 } 13334 } 13335 } 13336 13337 @Override 13338 public void clearApplicationUserData(final String packageName, 13339 final IPackageDataObserver observer, final int userId) { 13340 mContext.enforceCallingOrSelfPermission( 13341 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13342 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13343 // Queue up an async operation since the package deletion may take a little while. 13344 mHandler.post(new Runnable() { 13345 public void run() { 13346 mHandler.removeCallbacks(this); 13347 final boolean succeeded; 13348 synchronized (mInstallLock) { 13349 succeeded = clearApplicationUserDataLI(packageName, userId); 13350 } 13351 clearExternalStorageDataSync(packageName, userId, true); 13352 if (succeeded) { 13353 // invoke DeviceStorageMonitor's update method to clear any notifications 13354 DeviceStorageMonitorInternal 13355 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13356 if (dsm != null) { 13357 dsm.checkMemory(); 13358 } 13359 } 13360 if(observer != null) { 13361 try { 13362 observer.onRemoveCompleted(packageName, succeeded); 13363 } catch (RemoteException e) { 13364 Log.i(TAG, "Observer no longer exists."); 13365 } 13366 } //end if observer 13367 } //end run 13368 }); 13369 } 13370 13371 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13372 if (packageName == null) { 13373 Slog.w(TAG, "Attempt to delete null packageName."); 13374 return false; 13375 } 13376 13377 // Try finding details about the requested package 13378 PackageParser.Package pkg; 13379 synchronized (mPackages) { 13380 pkg = mPackages.get(packageName); 13381 if (pkg == null) { 13382 final PackageSetting ps = mSettings.mPackages.get(packageName); 13383 if (ps != null) { 13384 pkg = ps.pkg; 13385 } 13386 } 13387 13388 if (pkg == null) { 13389 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13390 return false; 13391 } 13392 13393 PackageSetting ps = (PackageSetting) pkg.mExtras; 13394 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13395 } 13396 13397 // Always delete data directories for package, even if we found no other 13398 // record of app. This helps users recover from UID mismatches without 13399 // resorting to a full data wipe. 13400 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13401 if (retCode < 0) { 13402 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13403 return false; 13404 } 13405 13406 final int appId = pkg.applicationInfo.uid; 13407 removeKeystoreDataIfNeeded(userId, appId); 13408 13409 // Create a native library symlink only if we have native libraries 13410 // and if the native libraries are 32 bit libraries. We do not provide 13411 // this symlink for 64 bit libraries. 13412 if (pkg.applicationInfo.primaryCpuAbi != null && 13413 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13414 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13415 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13416 nativeLibPath, userId) < 0) { 13417 Slog.w(TAG, "Failed linking native library dir"); 13418 return false; 13419 } 13420 } 13421 13422 return true; 13423 } 13424 13425 /** 13426 * Reverts user permission state changes (permissions and flags) in 13427 * all packages for a given user. 13428 * 13429 * @param userId The device user for which to do a reset. 13430 */ 13431 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13432 final int packageCount = mPackages.size(); 13433 for (int i = 0; i < packageCount; i++) { 13434 PackageParser.Package pkg = mPackages.valueAt(i); 13435 PackageSetting ps = (PackageSetting) pkg.mExtras; 13436 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13437 } 13438 } 13439 13440 /** 13441 * Reverts user permission state changes (permissions and flags). 13442 * 13443 * @param ps The package for which to reset. 13444 * @param userId The device user for which to do a reset. 13445 */ 13446 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13447 final PackageSetting ps, final int userId) { 13448 if (ps.pkg == null) { 13449 return; 13450 } 13451 13452 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13453 | FLAG_PERMISSION_USER_FIXED 13454 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13455 13456 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13457 | FLAG_PERMISSION_POLICY_FIXED; 13458 13459 boolean writeInstallPermissions = false; 13460 boolean writeRuntimePermissions = false; 13461 13462 final int permissionCount = ps.pkg.requestedPermissions.size(); 13463 for (int i = 0; i < permissionCount; i++) { 13464 String permission = ps.pkg.requestedPermissions.get(i); 13465 13466 BasePermission bp = mSettings.mPermissions.get(permission); 13467 if (bp == null) { 13468 continue; 13469 } 13470 13471 // If shared user we just reset the state to which only this app contributed. 13472 if (ps.sharedUser != null) { 13473 boolean used = false; 13474 final int packageCount = ps.sharedUser.packages.size(); 13475 for (int j = 0; j < packageCount; j++) { 13476 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13477 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13478 && pkg.pkg.requestedPermissions.contains(permission)) { 13479 used = true; 13480 break; 13481 } 13482 } 13483 if (used) { 13484 continue; 13485 } 13486 } 13487 13488 PermissionsState permissionsState = ps.getPermissionsState(); 13489 13490 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13491 13492 // Always clear the user settable flags. 13493 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13494 bp.name) != null; 13495 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13496 if (hasInstallState) { 13497 writeInstallPermissions = true; 13498 } else { 13499 writeRuntimePermissions = true; 13500 } 13501 } 13502 13503 // Below is only runtime permission handling. 13504 if (!bp.isRuntime()) { 13505 continue; 13506 } 13507 13508 // Never clobber system or policy. 13509 if ((oldFlags & policyOrSystemFlags) != 0) { 13510 continue; 13511 } 13512 13513 // If this permission was granted by default, make sure it is. 13514 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13515 if (permissionsState.grantRuntimePermission(bp, userId) 13516 != PERMISSION_OPERATION_FAILURE) { 13517 writeRuntimePermissions = true; 13518 } 13519 } else { 13520 // Otherwise, reset the permission. 13521 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13522 switch (revokeResult) { 13523 case PERMISSION_OPERATION_SUCCESS: { 13524 writeRuntimePermissions = true; 13525 } break; 13526 13527 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13528 writeRuntimePermissions = true; 13529 final int appId = ps.appId; 13530 mHandler.post(new Runnable() { 13531 @Override 13532 public void run() { 13533 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 13534 } 13535 }); 13536 } break; 13537 } 13538 } 13539 } 13540 13541 // Synchronously write as we are taking permissions away. 13542 if (writeRuntimePermissions) { 13543 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13544 } 13545 13546 // Synchronously write as we are taking permissions away. 13547 if (writeInstallPermissions) { 13548 mSettings.writeLPr(); 13549 } 13550 } 13551 13552 /** 13553 * Remove entries from the keystore daemon. Will only remove it if the 13554 * {@code appId} is valid. 13555 */ 13556 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13557 if (appId < 0) { 13558 return; 13559 } 13560 13561 final KeyStore keyStore = KeyStore.getInstance(); 13562 if (keyStore != null) { 13563 if (userId == UserHandle.USER_ALL) { 13564 for (final int individual : sUserManager.getUserIds()) { 13565 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13566 } 13567 } else { 13568 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13569 } 13570 } else { 13571 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13572 } 13573 } 13574 13575 @Override 13576 public void deleteApplicationCacheFiles(final String packageName, 13577 final IPackageDataObserver observer) { 13578 mContext.enforceCallingOrSelfPermission( 13579 android.Manifest.permission.DELETE_CACHE_FILES, null); 13580 // Queue up an async operation since the package deletion may take a little while. 13581 final int userId = UserHandle.getCallingUserId(); 13582 mHandler.post(new Runnable() { 13583 public void run() { 13584 mHandler.removeCallbacks(this); 13585 final boolean succeded; 13586 synchronized (mInstallLock) { 13587 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13588 } 13589 clearExternalStorageDataSync(packageName, userId, false); 13590 if (observer != null) { 13591 try { 13592 observer.onRemoveCompleted(packageName, succeded); 13593 } catch (RemoteException e) { 13594 Log.i(TAG, "Observer no longer exists."); 13595 } 13596 } //end if observer 13597 } //end run 13598 }); 13599 } 13600 13601 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13602 if (packageName == null) { 13603 Slog.w(TAG, "Attempt to delete null packageName."); 13604 return false; 13605 } 13606 PackageParser.Package p; 13607 synchronized (mPackages) { 13608 p = mPackages.get(packageName); 13609 } 13610 if (p == null) { 13611 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13612 return false; 13613 } 13614 final ApplicationInfo applicationInfo = p.applicationInfo; 13615 if (applicationInfo == null) { 13616 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13617 return false; 13618 } 13619 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13620 if (retCode < 0) { 13621 Slog.w(TAG, "Couldn't remove cache files for package: " 13622 + packageName + " u" + userId); 13623 return false; 13624 } 13625 return true; 13626 } 13627 13628 @Override 13629 public void getPackageSizeInfo(final String packageName, int userHandle, 13630 final IPackageStatsObserver observer) { 13631 mContext.enforceCallingOrSelfPermission( 13632 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13633 if (packageName == null) { 13634 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13635 } 13636 13637 PackageStats stats = new PackageStats(packageName, userHandle); 13638 13639 /* 13640 * Queue up an async operation since the package measurement may take a 13641 * little while. 13642 */ 13643 Message msg = mHandler.obtainMessage(INIT_COPY); 13644 msg.obj = new MeasureParams(stats, observer); 13645 mHandler.sendMessage(msg); 13646 } 13647 13648 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13649 PackageStats pStats) { 13650 if (packageName == null) { 13651 Slog.w(TAG, "Attempt to get size of null packageName."); 13652 return false; 13653 } 13654 PackageParser.Package p; 13655 boolean dataOnly = false; 13656 String libDirRoot = null; 13657 String asecPath = null; 13658 PackageSetting ps = null; 13659 synchronized (mPackages) { 13660 p = mPackages.get(packageName); 13661 ps = mSettings.mPackages.get(packageName); 13662 if(p == null) { 13663 dataOnly = true; 13664 if((ps == null) || (ps.pkg == null)) { 13665 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13666 return false; 13667 } 13668 p = ps.pkg; 13669 } 13670 if (ps != null) { 13671 libDirRoot = ps.legacyNativeLibraryPathString; 13672 } 13673 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 13674 final long token = Binder.clearCallingIdentity(); 13675 try { 13676 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13677 if (secureContainerId != null) { 13678 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13679 } 13680 } finally { 13681 Binder.restoreCallingIdentity(token); 13682 } 13683 } 13684 } 13685 String publicSrcDir = null; 13686 if(!dataOnly) { 13687 final ApplicationInfo applicationInfo = p.applicationInfo; 13688 if (applicationInfo == null) { 13689 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13690 return false; 13691 } 13692 if (p.isForwardLocked()) { 13693 publicSrcDir = applicationInfo.getBaseResourcePath(); 13694 } 13695 } 13696 // TODO: extend to measure size of split APKs 13697 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13698 // not just the first level. 13699 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13700 // just the primary. 13701 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13702 13703 String apkPath; 13704 File packageDir = new File(p.codePath); 13705 13706 if (packageDir.isDirectory() && p.canHaveOatDir()) { 13707 apkPath = packageDir.getAbsolutePath(); 13708 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 13709 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 13710 libDirRoot = null; 13711 } 13712 } else { 13713 apkPath = p.baseCodePath; 13714 } 13715 13716 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 13717 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13718 if (res < 0) { 13719 return false; 13720 } 13721 13722 // Fix-up for forward-locked applications in ASEC containers. 13723 if (!isExternal(p)) { 13724 pStats.codeSize += pStats.externalCodeSize; 13725 pStats.externalCodeSize = 0L; 13726 } 13727 13728 return true; 13729 } 13730 13731 13732 @Override 13733 public void addPackageToPreferred(String packageName) { 13734 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13735 } 13736 13737 @Override 13738 public void removePackageFromPreferred(String packageName) { 13739 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13740 } 13741 13742 @Override 13743 public List<PackageInfo> getPreferredPackages(int flags) { 13744 return new ArrayList<PackageInfo>(); 13745 } 13746 13747 private int getUidTargetSdkVersionLockedLPr(int uid) { 13748 Object obj = mSettings.getUserIdLPr(uid); 13749 if (obj instanceof SharedUserSetting) { 13750 final SharedUserSetting sus = (SharedUserSetting) obj; 13751 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13752 final Iterator<PackageSetting> it = sus.packages.iterator(); 13753 while (it.hasNext()) { 13754 final PackageSetting ps = it.next(); 13755 if (ps.pkg != null) { 13756 int v = ps.pkg.applicationInfo.targetSdkVersion; 13757 if (v < vers) vers = v; 13758 } 13759 } 13760 return vers; 13761 } else if (obj instanceof PackageSetting) { 13762 final PackageSetting ps = (PackageSetting) obj; 13763 if (ps.pkg != null) { 13764 return ps.pkg.applicationInfo.targetSdkVersion; 13765 } 13766 } 13767 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13768 } 13769 13770 @Override 13771 public void addPreferredActivity(IntentFilter filter, int match, 13772 ComponentName[] set, ComponentName activity, int userId) { 13773 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13774 "Adding preferred"); 13775 } 13776 13777 private void addPreferredActivityInternal(IntentFilter filter, int match, 13778 ComponentName[] set, ComponentName activity, boolean always, int userId, 13779 String opname) { 13780 // writer 13781 int callingUid = Binder.getCallingUid(); 13782 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13783 if (filter.countActions() == 0) { 13784 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13785 return; 13786 } 13787 synchronized (mPackages) { 13788 if (mContext.checkCallingOrSelfPermission( 13789 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13790 != PackageManager.PERMISSION_GRANTED) { 13791 if (getUidTargetSdkVersionLockedLPr(callingUid) 13792 < Build.VERSION_CODES.FROYO) { 13793 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13794 + callingUid); 13795 return; 13796 } 13797 mContext.enforceCallingOrSelfPermission( 13798 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13799 } 13800 13801 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13802 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13803 + userId + ":"); 13804 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13805 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13806 scheduleWritePackageRestrictionsLocked(userId); 13807 } 13808 } 13809 13810 @Override 13811 public void replacePreferredActivity(IntentFilter filter, int match, 13812 ComponentName[] set, ComponentName activity, int userId) { 13813 if (filter.countActions() != 1) { 13814 throw new IllegalArgumentException( 13815 "replacePreferredActivity expects filter to have only 1 action."); 13816 } 13817 if (filter.countDataAuthorities() != 0 13818 || filter.countDataPaths() != 0 13819 || filter.countDataSchemes() > 1 13820 || filter.countDataTypes() != 0) { 13821 throw new IllegalArgumentException( 13822 "replacePreferredActivity expects filter to have no data authorities, " + 13823 "paths, or types; and at most one scheme."); 13824 } 13825 13826 final int callingUid = Binder.getCallingUid(); 13827 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13828 synchronized (mPackages) { 13829 if (mContext.checkCallingOrSelfPermission( 13830 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13831 != PackageManager.PERMISSION_GRANTED) { 13832 if (getUidTargetSdkVersionLockedLPr(callingUid) 13833 < Build.VERSION_CODES.FROYO) { 13834 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13835 + Binder.getCallingUid()); 13836 return; 13837 } 13838 mContext.enforceCallingOrSelfPermission( 13839 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13840 } 13841 13842 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13843 if (pir != null) { 13844 // Get all of the existing entries that exactly match this filter. 13845 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13846 if (existing != null && existing.size() == 1) { 13847 PreferredActivity cur = existing.get(0); 13848 if (DEBUG_PREFERRED) { 13849 Slog.i(TAG, "Checking replace of preferred:"); 13850 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13851 if (!cur.mPref.mAlways) { 13852 Slog.i(TAG, " -- CUR; not mAlways!"); 13853 } else { 13854 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13855 Slog.i(TAG, " -- CUR: mSet=" 13856 + Arrays.toString(cur.mPref.mSetComponents)); 13857 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13858 Slog.i(TAG, " -- NEW: mMatch=" 13859 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13860 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13861 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13862 } 13863 } 13864 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13865 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13866 && cur.mPref.sameSet(set)) { 13867 // Setting the preferred activity to what it happens to be already 13868 if (DEBUG_PREFERRED) { 13869 Slog.i(TAG, "Replacing with same preferred activity " 13870 + cur.mPref.mShortComponent + " for user " 13871 + userId + ":"); 13872 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13873 } 13874 return; 13875 } 13876 } 13877 13878 if (existing != null) { 13879 if (DEBUG_PREFERRED) { 13880 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13881 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13882 } 13883 for (int i = 0; i < existing.size(); i++) { 13884 PreferredActivity pa = existing.get(i); 13885 if (DEBUG_PREFERRED) { 13886 Slog.i(TAG, "Removing existing preferred activity " 13887 + pa.mPref.mComponent + ":"); 13888 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13889 } 13890 pir.removeFilter(pa); 13891 } 13892 } 13893 } 13894 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13895 "Replacing preferred"); 13896 } 13897 } 13898 13899 @Override 13900 public void clearPackagePreferredActivities(String packageName) { 13901 final int uid = Binder.getCallingUid(); 13902 // writer 13903 synchronized (mPackages) { 13904 PackageParser.Package pkg = mPackages.get(packageName); 13905 if (pkg == null || pkg.applicationInfo.uid != uid) { 13906 if (mContext.checkCallingOrSelfPermission( 13907 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13908 != PackageManager.PERMISSION_GRANTED) { 13909 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13910 < Build.VERSION_CODES.FROYO) { 13911 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13912 + Binder.getCallingUid()); 13913 return; 13914 } 13915 mContext.enforceCallingOrSelfPermission( 13916 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13917 } 13918 } 13919 13920 int user = UserHandle.getCallingUserId(); 13921 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13922 scheduleWritePackageRestrictionsLocked(user); 13923 } 13924 } 13925 } 13926 13927 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13928 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13929 ArrayList<PreferredActivity> removed = null; 13930 boolean changed = false; 13931 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13932 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13933 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13934 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13935 continue; 13936 } 13937 Iterator<PreferredActivity> it = pir.filterIterator(); 13938 while (it.hasNext()) { 13939 PreferredActivity pa = it.next(); 13940 // Mark entry for removal only if it matches the package name 13941 // and the entry is of type "always". 13942 if (packageName == null || 13943 (pa.mPref.mComponent.getPackageName().equals(packageName) 13944 && pa.mPref.mAlways)) { 13945 if (removed == null) { 13946 removed = new ArrayList<PreferredActivity>(); 13947 } 13948 removed.add(pa); 13949 } 13950 } 13951 if (removed != null) { 13952 for (int j=0; j<removed.size(); j++) { 13953 PreferredActivity pa = removed.get(j); 13954 pir.removeFilter(pa); 13955 } 13956 changed = true; 13957 } 13958 } 13959 return changed; 13960 } 13961 13962 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13963 private void clearIntentFilterVerificationsLPw(int userId) { 13964 final int packageCount = mPackages.size(); 13965 for (int i = 0; i < packageCount; i++) { 13966 PackageParser.Package pkg = mPackages.valueAt(i); 13967 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13968 } 13969 } 13970 13971 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13972 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13973 if (userId == UserHandle.USER_ALL) { 13974 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13975 sUserManager.getUserIds())) { 13976 for (int oneUserId : sUserManager.getUserIds()) { 13977 scheduleWritePackageRestrictionsLocked(oneUserId); 13978 } 13979 } 13980 } else { 13981 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13982 scheduleWritePackageRestrictionsLocked(userId); 13983 } 13984 } 13985 } 13986 13987 void clearDefaultBrowserIfNeeded(String packageName) { 13988 for (int oneUserId : sUserManager.getUserIds()) { 13989 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13990 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13991 if (packageName.equals(defaultBrowserPackageName)) { 13992 setDefaultBrowserPackageName(null, oneUserId); 13993 } 13994 } 13995 } 13996 13997 @Override 13998 public void resetApplicationPreferences(int userId) { 13999 mContext.enforceCallingOrSelfPermission( 14000 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14001 // writer 14002 synchronized (mPackages) { 14003 final long identity = Binder.clearCallingIdentity(); 14004 try { 14005 clearPackagePreferredActivitiesLPw(null, userId); 14006 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14007 // TODO: We have to reset the default SMS and Phone. This requires 14008 // significant refactoring to keep all default apps in the package 14009 // manager (cleaner but more work) or have the services provide 14010 // callbacks to the package manager to request a default app reset. 14011 applyFactoryDefaultBrowserLPw(userId); 14012 clearIntentFilterVerificationsLPw(userId); 14013 primeDomainVerificationsLPw(userId); 14014 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14015 scheduleWritePackageRestrictionsLocked(userId); 14016 } finally { 14017 Binder.restoreCallingIdentity(identity); 14018 } 14019 } 14020 } 14021 14022 @Override 14023 public int getPreferredActivities(List<IntentFilter> outFilters, 14024 List<ComponentName> outActivities, String packageName) { 14025 14026 int num = 0; 14027 final int userId = UserHandle.getCallingUserId(); 14028 // reader 14029 synchronized (mPackages) { 14030 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14031 if (pir != null) { 14032 final Iterator<PreferredActivity> it = pir.filterIterator(); 14033 while (it.hasNext()) { 14034 final PreferredActivity pa = it.next(); 14035 if (packageName == null 14036 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14037 && pa.mPref.mAlways)) { 14038 if (outFilters != null) { 14039 outFilters.add(new IntentFilter(pa)); 14040 } 14041 if (outActivities != null) { 14042 outActivities.add(pa.mPref.mComponent); 14043 } 14044 } 14045 } 14046 } 14047 } 14048 14049 return num; 14050 } 14051 14052 @Override 14053 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14054 int userId) { 14055 int callingUid = Binder.getCallingUid(); 14056 if (callingUid != Process.SYSTEM_UID) { 14057 throw new SecurityException( 14058 "addPersistentPreferredActivity can only be run by the system"); 14059 } 14060 if (filter.countActions() == 0) { 14061 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14062 return; 14063 } 14064 synchronized (mPackages) { 14065 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14066 " :"); 14067 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14068 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14069 new PersistentPreferredActivity(filter, activity)); 14070 scheduleWritePackageRestrictionsLocked(userId); 14071 } 14072 } 14073 14074 @Override 14075 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14076 int callingUid = Binder.getCallingUid(); 14077 if (callingUid != Process.SYSTEM_UID) { 14078 throw new SecurityException( 14079 "clearPackagePersistentPreferredActivities can only be run by the system"); 14080 } 14081 ArrayList<PersistentPreferredActivity> removed = null; 14082 boolean changed = false; 14083 synchronized (mPackages) { 14084 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14085 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14086 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14087 .valueAt(i); 14088 if (userId != thisUserId) { 14089 continue; 14090 } 14091 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14092 while (it.hasNext()) { 14093 PersistentPreferredActivity ppa = it.next(); 14094 // Mark entry for removal only if it matches the package name. 14095 if (ppa.mComponent.getPackageName().equals(packageName)) { 14096 if (removed == null) { 14097 removed = new ArrayList<PersistentPreferredActivity>(); 14098 } 14099 removed.add(ppa); 14100 } 14101 } 14102 if (removed != null) { 14103 for (int j=0; j<removed.size(); j++) { 14104 PersistentPreferredActivity ppa = removed.get(j); 14105 ppir.removeFilter(ppa); 14106 } 14107 changed = true; 14108 } 14109 } 14110 14111 if (changed) { 14112 scheduleWritePackageRestrictionsLocked(userId); 14113 } 14114 } 14115 } 14116 14117 /** 14118 * Common machinery for picking apart a restored XML blob and passing 14119 * it to a caller-supplied functor to be applied to the running system. 14120 */ 14121 private void restoreFromXml(XmlPullParser parser, int userId, 14122 String expectedStartTag, BlobXmlRestorer functor) 14123 throws IOException, XmlPullParserException { 14124 int type; 14125 while ((type = parser.next()) != XmlPullParser.START_TAG 14126 && type != XmlPullParser.END_DOCUMENT) { 14127 } 14128 if (type != XmlPullParser.START_TAG) { 14129 // oops didn't find a start tag?! 14130 if (DEBUG_BACKUP) { 14131 Slog.e(TAG, "Didn't find start tag during restore"); 14132 } 14133 return; 14134 } 14135 14136 // this is supposed to be TAG_PREFERRED_BACKUP 14137 if (!expectedStartTag.equals(parser.getName())) { 14138 if (DEBUG_BACKUP) { 14139 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14140 } 14141 return; 14142 } 14143 14144 // skip interfering stuff, then we're aligned with the backing implementation 14145 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14146 functor.apply(parser, userId); 14147 } 14148 14149 private interface BlobXmlRestorer { 14150 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14151 } 14152 14153 /** 14154 * Non-Binder method, support for the backup/restore mechanism: write the 14155 * full set of preferred activities in its canonical XML format. Returns the 14156 * XML output as a byte array, or null if there is none. 14157 */ 14158 @Override 14159 public byte[] getPreferredActivityBackup(int userId) { 14160 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14161 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14162 } 14163 14164 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14165 try { 14166 final XmlSerializer serializer = new FastXmlSerializer(); 14167 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14168 serializer.startDocument(null, true); 14169 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14170 14171 synchronized (mPackages) { 14172 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14173 } 14174 14175 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14176 serializer.endDocument(); 14177 serializer.flush(); 14178 } catch (Exception e) { 14179 if (DEBUG_BACKUP) { 14180 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14181 } 14182 return null; 14183 } 14184 14185 return dataStream.toByteArray(); 14186 } 14187 14188 @Override 14189 public void restorePreferredActivities(byte[] backup, int userId) { 14190 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14191 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14192 } 14193 14194 try { 14195 final XmlPullParser parser = Xml.newPullParser(); 14196 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14197 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14198 new BlobXmlRestorer() { 14199 @Override 14200 public void apply(XmlPullParser parser, int userId) 14201 throws XmlPullParserException, IOException { 14202 synchronized (mPackages) { 14203 mSettings.readPreferredActivitiesLPw(parser, userId); 14204 } 14205 } 14206 } ); 14207 } catch (Exception e) { 14208 if (DEBUG_BACKUP) { 14209 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14210 } 14211 } 14212 } 14213 14214 /** 14215 * Non-Binder method, support for the backup/restore mechanism: write the 14216 * default browser (etc) settings in its canonical XML format. Returns the default 14217 * browser XML representation as a byte array, or null if there is none. 14218 */ 14219 @Override 14220 public byte[] getDefaultAppsBackup(int userId) { 14221 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14222 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14223 } 14224 14225 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14226 try { 14227 final XmlSerializer serializer = new FastXmlSerializer(); 14228 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14229 serializer.startDocument(null, true); 14230 serializer.startTag(null, TAG_DEFAULT_APPS); 14231 14232 synchronized (mPackages) { 14233 mSettings.writeDefaultAppsLPr(serializer, userId); 14234 } 14235 14236 serializer.endTag(null, TAG_DEFAULT_APPS); 14237 serializer.endDocument(); 14238 serializer.flush(); 14239 } catch (Exception e) { 14240 if (DEBUG_BACKUP) { 14241 Slog.e(TAG, "Unable to write default apps for backup", e); 14242 } 14243 return null; 14244 } 14245 14246 return dataStream.toByteArray(); 14247 } 14248 14249 @Override 14250 public void restoreDefaultApps(byte[] backup, int userId) { 14251 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14252 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14253 } 14254 14255 try { 14256 final XmlPullParser parser = Xml.newPullParser(); 14257 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14258 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14259 new BlobXmlRestorer() { 14260 @Override 14261 public void apply(XmlPullParser parser, int userId) 14262 throws XmlPullParserException, IOException { 14263 synchronized (mPackages) { 14264 mSettings.readDefaultAppsLPw(parser, userId); 14265 } 14266 } 14267 } ); 14268 } catch (Exception e) { 14269 if (DEBUG_BACKUP) { 14270 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14271 } 14272 } 14273 } 14274 14275 @Override 14276 public byte[] getIntentFilterVerificationBackup(int userId) { 14277 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14278 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14279 } 14280 14281 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14282 try { 14283 final XmlSerializer serializer = new FastXmlSerializer(); 14284 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14285 serializer.startDocument(null, true); 14286 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14287 14288 synchronized (mPackages) { 14289 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14290 } 14291 14292 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14293 serializer.endDocument(); 14294 serializer.flush(); 14295 } catch (Exception e) { 14296 if (DEBUG_BACKUP) { 14297 Slog.e(TAG, "Unable to write default apps for backup", e); 14298 } 14299 return null; 14300 } 14301 14302 return dataStream.toByteArray(); 14303 } 14304 14305 @Override 14306 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14307 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14308 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14309 } 14310 14311 try { 14312 final XmlPullParser parser = Xml.newPullParser(); 14313 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14314 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14315 new BlobXmlRestorer() { 14316 @Override 14317 public void apply(XmlPullParser parser, int userId) 14318 throws XmlPullParserException, IOException { 14319 synchronized (mPackages) { 14320 mSettings.readAllDomainVerificationsLPr(parser, userId); 14321 mSettings.writeLPr(); 14322 } 14323 } 14324 } ); 14325 } catch (Exception e) { 14326 if (DEBUG_BACKUP) { 14327 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14328 } 14329 } 14330 } 14331 14332 @Override 14333 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14334 int sourceUserId, int targetUserId, int flags) { 14335 mContext.enforceCallingOrSelfPermission( 14336 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14337 int callingUid = Binder.getCallingUid(); 14338 enforceOwnerRights(ownerPackage, callingUid); 14339 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14340 if (intentFilter.countActions() == 0) { 14341 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14342 return; 14343 } 14344 synchronized (mPackages) { 14345 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14346 ownerPackage, targetUserId, flags); 14347 CrossProfileIntentResolver resolver = 14348 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14349 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14350 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14351 if (existing != null) { 14352 int size = existing.size(); 14353 for (int i = 0; i < size; i++) { 14354 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14355 return; 14356 } 14357 } 14358 } 14359 resolver.addFilter(newFilter); 14360 scheduleWritePackageRestrictionsLocked(sourceUserId); 14361 } 14362 } 14363 14364 @Override 14365 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14366 mContext.enforceCallingOrSelfPermission( 14367 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14368 int callingUid = Binder.getCallingUid(); 14369 enforceOwnerRights(ownerPackage, callingUid); 14370 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14371 synchronized (mPackages) { 14372 CrossProfileIntentResolver resolver = 14373 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14374 ArraySet<CrossProfileIntentFilter> set = 14375 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14376 for (CrossProfileIntentFilter filter : set) { 14377 if (filter.getOwnerPackage().equals(ownerPackage)) { 14378 resolver.removeFilter(filter); 14379 } 14380 } 14381 scheduleWritePackageRestrictionsLocked(sourceUserId); 14382 } 14383 } 14384 14385 // Enforcing that callingUid is owning pkg on userId 14386 private void enforceOwnerRights(String pkg, int callingUid) { 14387 // The system owns everything. 14388 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14389 return; 14390 } 14391 int callingUserId = UserHandle.getUserId(callingUid); 14392 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14393 if (pi == null) { 14394 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14395 + callingUserId); 14396 } 14397 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14398 throw new SecurityException("Calling uid " + callingUid 14399 + " does not own package " + pkg); 14400 } 14401 } 14402 14403 @Override 14404 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14405 Intent intent = new Intent(Intent.ACTION_MAIN); 14406 intent.addCategory(Intent.CATEGORY_HOME); 14407 14408 final int callingUserId = UserHandle.getCallingUserId(); 14409 List<ResolveInfo> list = queryIntentActivities(intent, null, 14410 PackageManager.GET_META_DATA, callingUserId); 14411 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14412 true, false, false, callingUserId); 14413 14414 allHomeCandidates.clear(); 14415 if (list != null) { 14416 for (ResolveInfo ri : list) { 14417 allHomeCandidates.add(ri); 14418 } 14419 } 14420 return (preferred == null || preferred.activityInfo == null) 14421 ? null 14422 : new ComponentName(preferred.activityInfo.packageName, 14423 preferred.activityInfo.name); 14424 } 14425 14426 @Override 14427 public void setApplicationEnabledSetting(String appPackageName, 14428 int newState, int flags, int userId, String callingPackage) { 14429 if (!sUserManager.exists(userId)) return; 14430 if (callingPackage == null) { 14431 callingPackage = Integer.toString(Binder.getCallingUid()); 14432 } 14433 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14434 } 14435 14436 @Override 14437 public void setComponentEnabledSetting(ComponentName componentName, 14438 int newState, int flags, int userId) { 14439 if (!sUserManager.exists(userId)) return; 14440 setEnabledSetting(componentName.getPackageName(), 14441 componentName.getClassName(), newState, flags, userId, null); 14442 } 14443 14444 private void setEnabledSetting(final String packageName, String className, int newState, 14445 final int flags, int userId, String callingPackage) { 14446 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14447 || newState == COMPONENT_ENABLED_STATE_ENABLED 14448 || newState == COMPONENT_ENABLED_STATE_DISABLED 14449 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14450 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14451 throw new IllegalArgumentException("Invalid new component state: " 14452 + newState); 14453 } 14454 PackageSetting pkgSetting; 14455 final int uid = Binder.getCallingUid(); 14456 final int permission = mContext.checkCallingOrSelfPermission( 14457 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14458 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14459 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14460 boolean sendNow = false; 14461 boolean isApp = (className == null); 14462 String componentName = isApp ? packageName : className; 14463 int packageUid = -1; 14464 ArrayList<String> components; 14465 14466 // writer 14467 synchronized (mPackages) { 14468 pkgSetting = mSettings.mPackages.get(packageName); 14469 if (pkgSetting == null) { 14470 if (className == null) { 14471 throw new IllegalArgumentException( 14472 "Unknown package: " + packageName); 14473 } 14474 throw new IllegalArgumentException( 14475 "Unknown component: " + packageName 14476 + "/" + className); 14477 } 14478 // Allow root and verify that userId is not being specified by a different user 14479 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14480 throw new SecurityException( 14481 "Permission Denial: attempt to change component state from pid=" 14482 + Binder.getCallingPid() 14483 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14484 } 14485 if (className == null) { 14486 // We're dealing with an application/package level state change 14487 if (pkgSetting.getEnabled(userId) == newState) { 14488 // Nothing to do 14489 return; 14490 } 14491 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14492 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14493 // Don't care about who enables an app. 14494 callingPackage = null; 14495 } 14496 pkgSetting.setEnabled(newState, userId, callingPackage); 14497 // pkgSetting.pkg.mSetEnabled = newState; 14498 } else { 14499 // We're dealing with a component level state change 14500 // First, verify that this is a valid class name. 14501 PackageParser.Package pkg = pkgSetting.pkg; 14502 if (pkg == null || !pkg.hasComponentClassName(className)) { 14503 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14504 throw new IllegalArgumentException("Component class " + className 14505 + " does not exist in " + packageName); 14506 } else { 14507 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14508 + className + " does not exist in " + packageName); 14509 } 14510 } 14511 switch (newState) { 14512 case COMPONENT_ENABLED_STATE_ENABLED: 14513 if (!pkgSetting.enableComponentLPw(className, userId)) { 14514 return; 14515 } 14516 break; 14517 case COMPONENT_ENABLED_STATE_DISABLED: 14518 if (!pkgSetting.disableComponentLPw(className, userId)) { 14519 return; 14520 } 14521 break; 14522 case COMPONENT_ENABLED_STATE_DEFAULT: 14523 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14524 return; 14525 } 14526 break; 14527 default: 14528 Slog.e(TAG, "Invalid new component state: " + newState); 14529 return; 14530 } 14531 } 14532 scheduleWritePackageRestrictionsLocked(userId); 14533 components = mPendingBroadcasts.get(userId, packageName); 14534 final boolean newPackage = components == null; 14535 if (newPackage) { 14536 components = new ArrayList<String>(); 14537 } 14538 if (!components.contains(componentName)) { 14539 components.add(componentName); 14540 } 14541 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14542 sendNow = true; 14543 // Purge entry from pending broadcast list if another one exists already 14544 // since we are sending one right away. 14545 mPendingBroadcasts.remove(userId, packageName); 14546 } else { 14547 if (newPackage) { 14548 mPendingBroadcasts.put(userId, packageName, components); 14549 } 14550 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14551 // Schedule a message 14552 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14553 } 14554 } 14555 } 14556 14557 long callingId = Binder.clearCallingIdentity(); 14558 try { 14559 if (sendNow) { 14560 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14561 sendPackageChangedBroadcast(packageName, 14562 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14563 } 14564 } finally { 14565 Binder.restoreCallingIdentity(callingId); 14566 } 14567 } 14568 14569 private void sendPackageChangedBroadcast(String packageName, 14570 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14571 if (DEBUG_INSTALL) 14572 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14573 + componentNames); 14574 Bundle extras = new Bundle(4); 14575 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14576 String nameList[] = new String[componentNames.size()]; 14577 componentNames.toArray(nameList); 14578 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14579 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14580 extras.putInt(Intent.EXTRA_UID, packageUid); 14581 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14582 new int[] {UserHandle.getUserId(packageUid)}); 14583 } 14584 14585 @Override 14586 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14587 if (!sUserManager.exists(userId)) return; 14588 final int uid = Binder.getCallingUid(); 14589 final int permission = mContext.checkCallingOrSelfPermission( 14590 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14591 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14592 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14593 // writer 14594 synchronized (mPackages) { 14595 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14596 allowedByPermission, uid, userId)) { 14597 scheduleWritePackageRestrictionsLocked(userId); 14598 } 14599 } 14600 } 14601 14602 @Override 14603 public String getInstallerPackageName(String packageName) { 14604 // reader 14605 synchronized (mPackages) { 14606 return mSettings.getInstallerPackageNameLPr(packageName); 14607 } 14608 } 14609 14610 @Override 14611 public int getApplicationEnabledSetting(String packageName, int userId) { 14612 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14613 int uid = Binder.getCallingUid(); 14614 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14615 // reader 14616 synchronized (mPackages) { 14617 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14618 } 14619 } 14620 14621 @Override 14622 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14623 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14624 int uid = Binder.getCallingUid(); 14625 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14626 // reader 14627 synchronized (mPackages) { 14628 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14629 } 14630 } 14631 14632 @Override 14633 public void enterSafeMode() { 14634 enforceSystemOrRoot("Only the system can request entering safe mode"); 14635 14636 if (!mSystemReady) { 14637 mSafeMode = true; 14638 } 14639 } 14640 14641 @Override 14642 public void systemReady() { 14643 mSystemReady = true; 14644 14645 // Read the compatibilty setting when the system is ready. 14646 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14647 mContext.getContentResolver(), 14648 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14649 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14650 if (DEBUG_SETTINGS) { 14651 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14652 } 14653 14654 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14655 14656 synchronized (mPackages) { 14657 // Verify that all of the preferred activity components actually 14658 // exist. It is possible for applications to be updated and at 14659 // that point remove a previously declared activity component that 14660 // had been set as a preferred activity. We try to clean this up 14661 // the next time we encounter that preferred activity, but it is 14662 // possible for the user flow to never be able to return to that 14663 // situation so here we do a sanity check to make sure we haven't 14664 // left any junk around. 14665 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14666 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14667 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14668 removed.clear(); 14669 for (PreferredActivity pa : pir.filterSet()) { 14670 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14671 removed.add(pa); 14672 } 14673 } 14674 if (removed.size() > 0) { 14675 for (int r=0; r<removed.size(); r++) { 14676 PreferredActivity pa = removed.get(r); 14677 Slog.w(TAG, "Removing dangling preferred activity: " 14678 + pa.mPref.mComponent); 14679 pir.removeFilter(pa); 14680 } 14681 mSettings.writePackageRestrictionsLPr( 14682 mSettings.mPreferredActivities.keyAt(i)); 14683 } 14684 } 14685 14686 for (int userId : UserManagerService.getInstance().getUserIds()) { 14687 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14688 grantPermissionsUserIds = ArrayUtils.appendInt( 14689 grantPermissionsUserIds, userId); 14690 } 14691 } 14692 } 14693 sUserManager.systemReady(); 14694 14695 // If we upgraded grant all default permissions before kicking off. 14696 for (int userId : grantPermissionsUserIds) { 14697 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14698 } 14699 14700 // Kick off any messages waiting for system ready 14701 if (mPostSystemReadyMessages != null) { 14702 for (Message msg : mPostSystemReadyMessages) { 14703 msg.sendToTarget(); 14704 } 14705 mPostSystemReadyMessages = null; 14706 } 14707 14708 // Watch for external volumes that come and go over time 14709 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14710 storage.registerListener(mStorageListener); 14711 14712 mInstallerService.systemReady(); 14713 mPackageDexOptimizer.systemReady(); 14714 14715 MountServiceInternal mountServiceInternal = LocalServices.getService( 14716 MountServiceInternal.class); 14717 mountServiceInternal.addExternalStoragePolicy( 14718 new MountServiceInternal.ExternalStorageMountPolicy() { 14719 @Override 14720 public int getMountMode(int uid, String packageName) { 14721 if (Process.isIsolated(uid)) { 14722 return Zygote.MOUNT_EXTERNAL_NONE; 14723 } 14724 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14725 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14726 } 14727 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14728 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14729 } 14730 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14731 return Zygote.MOUNT_EXTERNAL_READ; 14732 } 14733 return Zygote.MOUNT_EXTERNAL_WRITE; 14734 } 14735 14736 @Override 14737 public boolean hasExternalStorage(int uid, String packageName) { 14738 return true; 14739 } 14740 }); 14741 } 14742 14743 @Override 14744 public boolean isSafeMode() { 14745 return mSafeMode; 14746 } 14747 14748 @Override 14749 public boolean hasSystemUidErrors() { 14750 return mHasSystemUidErrors; 14751 } 14752 14753 static String arrayToString(int[] array) { 14754 StringBuffer buf = new StringBuffer(128); 14755 buf.append('['); 14756 if (array != null) { 14757 for (int i=0; i<array.length; i++) { 14758 if (i > 0) buf.append(", "); 14759 buf.append(array[i]); 14760 } 14761 } 14762 buf.append(']'); 14763 return buf.toString(); 14764 } 14765 14766 static class DumpState { 14767 public static final int DUMP_LIBS = 1 << 0; 14768 public static final int DUMP_FEATURES = 1 << 1; 14769 public static final int DUMP_RESOLVERS = 1 << 2; 14770 public static final int DUMP_PERMISSIONS = 1 << 3; 14771 public static final int DUMP_PACKAGES = 1 << 4; 14772 public static final int DUMP_SHARED_USERS = 1 << 5; 14773 public static final int DUMP_MESSAGES = 1 << 6; 14774 public static final int DUMP_PROVIDERS = 1 << 7; 14775 public static final int DUMP_VERIFIERS = 1 << 8; 14776 public static final int DUMP_PREFERRED = 1 << 9; 14777 public static final int DUMP_PREFERRED_XML = 1 << 10; 14778 public static final int DUMP_KEYSETS = 1 << 11; 14779 public static final int DUMP_VERSION = 1 << 12; 14780 public static final int DUMP_INSTALLS = 1 << 13; 14781 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14782 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14783 14784 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14785 14786 private int mTypes; 14787 14788 private int mOptions; 14789 14790 private boolean mTitlePrinted; 14791 14792 private SharedUserSetting mSharedUser; 14793 14794 public boolean isDumping(int type) { 14795 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14796 return true; 14797 } 14798 14799 return (mTypes & type) != 0; 14800 } 14801 14802 public void setDump(int type) { 14803 mTypes |= type; 14804 } 14805 14806 public boolean isOptionEnabled(int option) { 14807 return (mOptions & option) != 0; 14808 } 14809 14810 public void setOptionEnabled(int option) { 14811 mOptions |= option; 14812 } 14813 14814 public boolean onTitlePrinted() { 14815 final boolean printed = mTitlePrinted; 14816 mTitlePrinted = true; 14817 return printed; 14818 } 14819 14820 public boolean getTitlePrinted() { 14821 return mTitlePrinted; 14822 } 14823 14824 public void setTitlePrinted(boolean enabled) { 14825 mTitlePrinted = enabled; 14826 } 14827 14828 public SharedUserSetting getSharedUser() { 14829 return mSharedUser; 14830 } 14831 14832 public void setSharedUser(SharedUserSetting user) { 14833 mSharedUser = user; 14834 } 14835 } 14836 14837 @Override 14838 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14839 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14840 != PackageManager.PERMISSION_GRANTED) { 14841 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14842 + Binder.getCallingPid() 14843 + ", uid=" + Binder.getCallingUid() 14844 + " without permission " 14845 + android.Manifest.permission.DUMP); 14846 return; 14847 } 14848 14849 DumpState dumpState = new DumpState(); 14850 boolean fullPreferred = false; 14851 boolean checkin = false; 14852 14853 String packageName = null; 14854 ArraySet<String> permissionNames = null; 14855 14856 int opti = 0; 14857 while (opti < args.length) { 14858 String opt = args[opti]; 14859 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14860 break; 14861 } 14862 opti++; 14863 14864 if ("-a".equals(opt)) { 14865 // Right now we only know how to print all. 14866 } else if ("-h".equals(opt)) { 14867 pw.println("Package manager dump options:"); 14868 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14869 pw.println(" --checkin: dump for a checkin"); 14870 pw.println(" -f: print details of intent filters"); 14871 pw.println(" -h: print this help"); 14872 pw.println(" cmd may be one of:"); 14873 pw.println(" l[ibraries]: list known shared libraries"); 14874 pw.println(" f[ibraries]: list device features"); 14875 pw.println(" k[eysets]: print known keysets"); 14876 pw.println(" r[esolvers]: dump intent resolvers"); 14877 pw.println(" perm[issions]: dump permissions"); 14878 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14879 pw.println(" pref[erred]: print preferred package settings"); 14880 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14881 pw.println(" prov[iders]: dump content providers"); 14882 pw.println(" p[ackages]: dump installed packages"); 14883 pw.println(" s[hared-users]: dump shared user IDs"); 14884 pw.println(" m[essages]: print collected runtime messages"); 14885 pw.println(" v[erifiers]: print package verifier info"); 14886 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14887 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14888 pw.println(" version: print database version info"); 14889 pw.println(" write: write current settings now"); 14890 pw.println(" installs: details about install sessions"); 14891 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 14892 pw.println(" <package.name>: info about given package"); 14893 return; 14894 } else if ("--checkin".equals(opt)) { 14895 checkin = true; 14896 } else if ("-f".equals(opt)) { 14897 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14898 } else { 14899 pw.println("Unknown argument: " + opt + "; use -h for help"); 14900 } 14901 } 14902 14903 // Is the caller requesting to dump a particular piece of data? 14904 if (opti < args.length) { 14905 String cmd = args[opti]; 14906 opti++; 14907 // Is this a package name? 14908 if ("android".equals(cmd) || cmd.contains(".")) { 14909 packageName = cmd; 14910 // When dumping a single package, we always dump all of its 14911 // filter information since the amount of data will be reasonable. 14912 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14913 } else if ("check-permission".equals(cmd)) { 14914 if (opti >= args.length) { 14915 pw.println("Error: check-permission missing permission argument"); 14916 return; 14917 } 14918 String perm = args[opti]; 14919 opti++; 14920 if (opti >= args.length) { 14921 pw.println("Error: check-permission missing package argument"); 14922 return; 14923 } 14924 String pkg = args[opti]; 14925 opti++; 14926 int user = UserHandle.getUserId(Binder.getCallingUid()); 14927 if (opti < args.length) { 14928 try { 14929 user = Integer.parseInt(args[opti]); 14930 } catch (NumberFormatException e) { 14931 pw.println("Error: check-permission user argument is not a number: " 14932 + args[opti]); 14933 return; 14934 } 14935 } 14936 pw.println(checkPermission(perm, pkg, user)); 14937 return; 14938 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14939 dumpState.setDump(DumpState.DUMP_LIBS); 14940 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14941 dumpState.setDump(DumpState.DUMP_FEATURES); 14942 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14943 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14944 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14945 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14946 } else if ("permission".equals(cmd)) { 14947 if (opti >= args.length) { 14948 pw.println("Error: permission requires permission name"); 14949 return; 14950 } 14951 permissionNames = new ArraySet<>(); 14952 while (opti < args.length) { 14953 permissionNames.add(args[opti]); 14954 opti++; 14955 } 14956 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14957 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14958 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14959 dumpState.setDump(DumpState.DUMP_PREFERRED); 14960 } else if ("preferred-xml".equals(cmd)) { 14961 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14962 if (opti < args.length && "--full".equals(args[opti])) { 14963 fullPreferred = true; 14964 opti++; 14965 } 14966 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14967 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14968 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14969 dumpState.setDump(DumpState.DUMP_PACKAGES); 14970 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14971 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14972 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14973 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14974 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14975 dumpState.setDump(DumpState.DUMP_MESSAGES); 14976 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14977 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14978 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14979 || "intent-filter-verifiers".equals(cmd)) { 14980 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14981 } else if ("version".equals(cmd)) { 14982 dumpState.setDump(DumpState.DUMP_VERSION); 14983 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14984 dumpState.setDump(DumpState.DUMP_KEYSETS); 14985 } else if ("installs".equals(cmd)) { 14986 dumpState.setDump(DumpState.DUMP_INSTALLS); 14987 } else if ("write".equals(cmd)) { 14988 synchronized (mPackages) { 14989 mSettings.writeLPr(); 14990 pw.println("Settings written."); 14991 return; 14992 } 14993 } 14994 } 14995 14996 if (checkin) { 14997 pw.println("vers,1"); 14998 } 14999 15000 // reader 15001 synchronized (mPackages) { 15002 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15003 if (!checkin) { 15004 if (dumpState.onTitlePrinted()) 15005 pw.println(); 15006 pw.println("Database versions:"); 15007 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15008 } 15009 } 15010 15011 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15012 if (!checkin) { 15013 if (dumpState.onTitlePrinted()) 15014 pw.println(); 15015 pw.println("Verifiers:"); 15016 pw.print(" Required: "); 15017 pw.print(mRequiredVerifierPackage); 15018 pw.print(" (uid="); 15019 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15020 pw.println(")"); 15021 } else if (mRequiredVerifierPackage != null) { 15022 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15023 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15024 } 15025 } 15026 15027 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15028 packageName == null) { 15029 if (mIntentFilterVerifierComponent != null) { 15030 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15031 if (!checkin) { 15032 if (dumpState.onTitlePrinted()) 15033 pw.println(); 15034 pw.println("Intent Filter Verifier:"); 15035 pw.print(" Using: "); 15036 pw.print(verifierPackageName); 15037 pw.print(" (uid="); 15038 pw.print(getPackageUid(verifierPackageName, 0)); 15039 pw.println(")"); 15040 } else if (verifierPackageName != null) { 15041 pw.print("ifv,"); pw.print(verifierPackageName); 15042 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15043 } 15044 } else { 15045 pw.println(); 15046 pw.println("No Intent Filter Verifier available!"); 15047 } 15048 } 15049 15050 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15051 boolean printedHeader = false; 15052 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15053 while (it.hasNext()) { 15054 String name = it.next(); 15055 SharedLibraryEntry ent = mSharedLibraries.get(name); 15056 if (!checkin) { 15057 if (!printedHeader) { 15058 if (dumpState.onTitlePrinted()) 15059 pw.println(); 15060 pw.println("Libraries:"); 15061 printedHeader = true; 15062 } 15063 pw.print(" "); 15064 } else { 15065 pw.print("lib,"); 15066 } 15067 pw.print(name); 15068 if (!checkin) { 15069 pw.print(" -> "); 15070 } 15071 if (ent.path != null) { 15072 if (!checkin) { 15073 pw.print("(jar) "); 15074 pw.print(ent.path); 15075 } else { 15076 pw.print(",jar,"); 15077 pw.print(ent.path); 15078 } 15079 } else { 15080 if (!checkin) { 15081 pw.print("(apk) "); 15082 pw.print(ent.apk); 15083 } else { 15084 pw.print(",apk,"); 15085 pw.print(ent.apk); 15086 } 15087 } 15088 pw.println(); 15089 } 15090 } 15091 15092 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15093 if (dumpState.onTitlePrinted()) 15094 pw.println(); 15095 if (!checkin) { 15096 pw.println("Features:"); 15097 } 15098 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15099 while (it.hasNext()) { 15100 String name = it.next(); 15101 if (!checkin) { 15102 pw.print(" "); 15103 } else { 15104 pw.print("feat,"); 15105 } 15106 pw.println(name); 15107 } 15108 } 15109 15110 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 15111 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15112 : "Activity Resolver Table:", " ", packageName, 15113 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15114 dumpState.setTitlePrinted(true); 15115 } 15116 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15117 : "Receiver Resolver Table:", " ", packageName, 15118 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15119 dumpState.setTitlePrinted(true); 15120 } 15121 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15122 : "Service Resolver Table:", " ", packageName, 15123 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15124 dumpState.setTitlePrinted(true); 15125 } 15126 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15127 : "Provider Resolver Table:", " ", packageName, 15128 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15129 dumpState.setTitlePrinted(true); 15130 } 15131 } 15132 15133 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15134 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15135 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15136 int user = mSettings.mPreferredActivities.keyAt(i); 15137 if (pir.dump(pw, 15138 dumpState.getTitlePrinted() 15139 ? "\nPreferred Activities User " + user + ":" 15140 : "Preferred Activities User " + user + ":", " ", 15141 packageName, true, false)) { 15142 dumpState.setTitlePrinted(true); 15143 } 15144 } 15145 } 15146 15147 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15148 pw.flush(); 15149 FileOutputStream fout = new FileOutputStream(fd); 15150 BufferedOutputStream str = new BufferedOutputStream(fout); 15151 XmlSerializer serializer = new FastXmlSerializer(); 15152 try { 15153 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15154 serializer.startDocument(null, true); 15155 serializer.setFeature( 15156 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15157 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15158 serializer.endDocument(); 15159 serializer.flush(); 15160 } catch (IllegalArgumentException e) { 15161 pw.println("Failed writing: " + e); 15162 } catch (IllegalStateException e) { 15163 pw.println("Failed writing: " + e); 15164 } catch (IOException e) { 15165 pw.println("Failed writing: " + e); 15166 } 15167 } 15168 15169 if (!checkin 15170 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15171 && packageName == null) { 15172 pw.println(); 15173 int count = mSettings.mPackages.size(); 15174 if (count == 0) { 15175 pw.println("No applications!"); 15176 pw.println(); 15177 } else { 15178 final String prefix = " "; 15179 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15180 if (allPackageSettings.size() == 0) { 15181 pw.println("No domain preferred apps!"); 15182 pw.println(); 15183 } else { 15184 pw.println("App verification status:"); 15185 pw.println(); 15186 count = 0; 15187 for (PackageSetting ps : allPackageSettings) { 15188 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15189 if (ivi == null || ivi.getPackageName() == null) continue; 15190 pw.println(prefix + "Package: " + ivi.getPackageName()); 15191 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15192 pw.println(prefix + "Status: " + ivi.getStatusString()); 15193 pw.println(); 15194 count++; 15195 } 15196 if (count == 0) { 15197 pw.println(prefix + "No app verification established."); 15198 pw.println(); 15199 } 15200 for (int userId : sUserManager.getUserIds()) { 15201 pw.println("App linkages for user " + userId + ":"); 15202 pw.println(); 15203 count = 0; 15204 for (PackageSetting ps : allPackageSettings) { 15205 final long status = ps.getDomainVerificationStatusForUser(userId); 15206 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15207 continue; 15208 } 15209 pw.println(prefix + "Package: " + ps.name); 15210 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15211 String statusStr = IntentFilterVerificationInfo. 15212 getStatusStringFromValue(status); 15213 pw.println(prefix + "Status: " + statusStr); 15214 pw.println(); 15215 count++; 15216 } 15217 if (count == 0) { 15218 pw.println(prefix + "No configured app linkages."); 15219 pw.println(); 15220 } 15221 } 15222 } 15223 } 15224 } 15225 15226 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15227 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15228 if (packageName == null && permissionNames == null) { 15229 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15230 if (iperm == 0) { 15231 if (dumpState.onTitlePrinted()) 15232 pw.println(); 15233 pw.println("AppOp Permissions:"); 15234 } 15235 pw.print(" AppOp Permission "); 15236 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15237 pw.println(":"); 15238 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15239 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15240 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15241 } 15242 } 15243 } 15244 } 15245 15246 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15247 boolean printedSomething = false; 15248 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15249 if (packageName != null && !packageName.equals(p.info.packageName)) { 15250 continue; 15251 } 15252 if (!printedSomething) { 15253 if (dumpState.onTitlePrinted()) 15254 pw.println(); 15255 pw.println("Registered ContentProviders:"); 15256 printedSomething = true; 15257 } 15258 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15259 pw.print(" "); pw.println(p.toString()); 15260 } 15261 printedSomething = false; 15262 for (Map.Entry<String, PackageParser.Provider> entry : 15263 mProvidersByAuthority.entrySet()) { 15264 PackageParser.Provider p = entry.getValue(); 15265 if (packageName != null && !packageName.equals(p.info.packageName)) { 15266 continue; 15267 } 15268 if (!printedSomething) { 15269 if (dumpState.onTitlePrinted()) 15270 pw.println(); 15271 pw.println("ContentProvider Authorities:"); 15272 printedSomething = true; 15273 } 15274 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15275 pw.print(" "); pw.println(p.toString()); 15276 if (p.info != null && p.info.applicationInfo != null) { 15277 final String appInfo = p.info.applicationInfo.toString(); 15278 pw.print(" applicationInfo="); pw.println(appInfo); 15279 } 15280 } 15281 } 15282 15283 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15284 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15285 } 15286 15287 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15288 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15289 } 15290 15291 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15292 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15293 } 15294 15295 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15296 // XXX should handle packageName != null by dumping only install data that 15297 // the given package is involved with. 15298 if (dumpState.onTitlePrinted()) pw.println(); 15299 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15300 } 15301 15302 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15303 if (dumpState.onTitlePrinted()) pw.println(); 15304 mSettings.dumpReadMessagesLPr(pw, dumpState); 15305 15306 pw.println(); 15307 pw.println("Package warning messages:"); 15308 BufferedReader in = null; 15309 String line = null; 15310 try { 15311 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15312 while ((line = in.readLine()) != null) { 15313 if (line.contains("ignored: updated version")) continue; 15314 pw.println(line); 15315 } 15316 } catch (IOException ignored) { 15317 } finally { 15318 IoUtils.closeQuietly(in); 15319 } 15320 } 15321 15322 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15323 BufferedReader in = null; 15324 String line = null; 15325 try { 15326 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15327 while ((line = in.readLine()) != null) { 15328 if (line.contains("ignored: updated version")) continue; 15329 pw.print("msg,"); 15330 pw.println(line); 15331 } 15332 } catch (IOException ignored) { 15333 } finally { 15334 IoUtils.closeQuietly(in); 15335 } 15336 } 15337 } 15338 } 15339 15340 private String dumpDomainString(String packageName) { 15341 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15342 List<IntentFilter> filters = getAllIntentFilters(packageName); 15343 15344 ArraySet<String> result = new ArraySet<>(); 15345 if (iviList.size() > 0) { 15346 for (IntentFilterVerificationInfo ivi : iviList) { 15347 for (String host : ivi.getDomains()) { 15348 result.add(host); 15349 } 15350 } 15351 } 15352 if (filters != null && filters.size() > 0) { 15353 for (IntentFilter filter : filters) { 15354 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15355 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15356 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15357 result.addAll(filter.getHostsList()); 15358 } 15359 } 15360 } 15361 15362 StringBuilder sb = new StringBuilder(result.size() * 16); 15363 for (String domain : result) { 15364 if (sb.length() > 0) sb.append(" "); 15365 sb.append(domain); 15366 } 15367 return sb.toString(); 15368 } 15369 15370 // ------- apps on sdcard specific code ------- 15371 static final boolean DEBUG_SD_INSTALL = false; 15372 15373 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15374 15375 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15376 15377 private boolean mMediaMounted = false; 15378 15379 static String getEncryptKey() { 15380 try { 15381 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15382 SD_ENCRYPTION_KEYSTORE_NAME); 15383 if (sdEncKey == null) { 15384 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15385 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15386 if (sdEncKey == null) { 15387 Slog.e(TAG, "Failed to create encryption keys"); 15388 return null; 15389 } 15390 } 15391 return sdEncKey; 15392 } catch (NoSuchAlgorithmException nsae) { 15393 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15394 return null; 15395 } catch (IOException ioe) { 15396 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15397 return null; 15398 } 15399 } 15400 15401 /* 15402 * Update media status on PackageManager. 15403 */ 15404 @Override 15405 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15406 int callingUid = Binder.getCallingUid(); 15407 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15408 throw new SecurityException("Media status can only be updated by the system"); 15409 } 15410 // reader; this apparently protects mMediaMounted, but should probably 15411 // be a different lock in that case. 15412 synchronized (mPackages) { 15413 Log.i(TAG, "Updating external media status from " 15414 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15415 + (mediaStatus ? "mounted" : "unmounted")); 15416 if (DEBUG_SD_INSTALL) 15417 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15418 + ", mMediaMounted=" + mMediaMounted); 15419 if (mediaStatus == mMediaMounted) { 15420 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15421 : 0, -1); 15422 mHandler.sendMessage(msg); 15423 return; 15424 } 15425 mMediaMounted = mediaStatus; 15426 } 15427 // Queue up an async operation since the package installation may take a 15428 // little while. 15429 mHandler.post(new Runnable() { 15430 public void run() { 15431 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15432 } 15433 }); 15434 } 15435 15436 /** 15437 * Called by MountService when the initial ASECs to scan are available. 15438 * Should block until all the ASEC containers are finished being scanned. 15439 */ 15440 public void scanAvailableAsecs() { 15441 updateExternalMediaStatusInner(true, false, false); 15442 if (mShouldRestoreconData) { 15443 SELinuxMMAC.setRestoreconDone(); 15444 mShouldRestoreconData = false; 15445 } 15446 } 15447 15448 /* 15449 * Collect information of applications on external media, map them against 15450 * existing containers and update information based on current mount status. 15451 * Please note that we always have to report status if reportStatus has been 15452 * set to true especially when unloading packages. 15453 */ 15454 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15455 boolean externalStorage) { 15456 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15457 int[] uidArr = EmptyArray.INT; 15458 15459 final String[] list = PackageHelper.getSecureContainerList(); 15460 if (ArrayUtils.isEmpty(list)) { 15461 Log.i(TAG, "No secure containers found"); 15462 } else { 15463 // Process list of secure containers and categorize them 15464 // as active or stale based on their package internal state. 15465 15466 // reader 15467 synchronized (mPackages) { 15468 for (String cid : list) { 15469 // Leave stages untouched for now; installer service owns them 15470 if (PackageInstallerService.isStageName(cid)) continue; 15471 15472 if (DEBUG_SD_INSTALL) 15473 Log.i(TAG, "Processing container " + cid); 15474 String pkgName = getAsecPackageName(cid); 15475 if (pkgName == null) { 15476 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15477 continue; 15478 } 15479 if (DEBUG_SD_INSTALL) 15480 Log.i(TAG, "Looking for pkg : " + pkgName); 15481 15482 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15483 if (ps == null) { 15484 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15485 continue; 15486 } 15487 15488 /* 15489 * Skip packages that are not external if we're unmounting 15490 * external storage. 15491 */ 15492 if (externalStorage && !isMounted && !isExternal(ps)) { 15493 continue; 15494 } 15495 15496 final AsecInstallArgs args = new AsecInstallArgs(cid, 15497 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15498 // The package status is changed only if the code path 15499 // matches between settings and the container id. 15500 if (ps.codePathString != null 15501 && ps.codePathString.startsWith(args.getCodePath())) { 15502 if (DEBUG_SD_INSTALL) { 15503 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15504 + " at code path: " + ps.codePathString); 15505 } 15506 15507 // We do have a valid package installed on sdcard 15508 processCids.put(args, ps.codePathString); 15509 final int uid = ps.appId; 15510 if (uid != -1) { 15511 uidArr = ArrayUtils.appendInt(uidArr, uid); 15512 } 15513 } else { 15514 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15515 + ps.codePathString); 15516 } 15517 } 15518 } 15519 15520 Arrays.sort(uidArr); 15521 } 15522 15523 // Process packages with valid entries. 15524 if (isMounted) { 15525 if (DEBUG_SD_INSTALL) 15526 Log.i(TAG, "Loading packages"); 15527 loadMediaPackages(processCids, uidArr, externalStorage); 15528 startCleaningPackages(); 15529 mInstallerService.onSecureContainersAvailable(); 15530 } else { 15531 if (DEBUG_SD_INSTALL) 15532 Log.i(TAG, "Unloading packages"); 15533 unloadMediaPackages(processCids, uidArr, reportStatus); 15534 } 15535 } 15536 15537 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15538 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15539 final int size = infos.size(); 15540 final String[] packageNames = new String[size]; 15541 final int[] packageUids = new int[size]; 15542 for (int i = 0; i < size; i++) { 15543 final ApplicationInfo info = infos.get(i); 15544 packageNames[i] = info.packageName; 15545 packageUids[i] = info.uid; 15546 } 15547 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15548 finishedReceiver); 15549 } 15550 15551 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15552 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15553 sendResourcesChangedBroadcast(mediaStatus, replacing, 15554 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15555 } 15556 15557 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15558 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15559 int size = pkgList.length; 15560 if (size > 0) { 15561 // Send broadcasts here 15562 Bundle extras = new Bundle(); 15563 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15564 if (uidArr != null) { 15565 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15566 } 15567 if (replacing) { 15568 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15569 } 15570 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15571 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15572 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15573 } 15574 } 15575 15576 /* 15577 * Look at potentially valid container ids from processCids If package 15578 * information doesn't match the one on record or package scanning fails, 15579 * the cid is added to list of removeCids. We currently don't delete stale 15580 * containers. 15581 */ 15582 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 15583 boolean externalStorage) { 15584 ArrayList<String> pkgList = new ArrayList<String>(); 15585 Set<AsecInstallArgs> keys = processCids.keySet(); 15586 15587 for (AsecInstallArgs args : keys) { 15588 String codePath = processCids.get(args); 15589 if (DEBUG_SD_INSTALL) 15590 Log.i(TAG, "Loading container : " + args.cid); 15591 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15592 try { 15593 // Make sure there are no container errors first. 15594 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15595 Slog.e(TAG, "Failed to mount cid : " + args.cid 15596 + " when installing from sdcard"); 15597 continue; 15598 } 15599 // Check code path here. 15600 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15601 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15602 + " does not match one in settings " + codePath); 15603 continue; 15604 } 15605 // Parse package 15606 int parseFlags = mDefParseFlags; 15607 if (args.isExternalAsec()) { 15608 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15609 } 15610 if (args.isFwdLocked()) { 15611 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15612 } 15613 15614 synchronized (mInstallLock) { 15615 PackageParser.Package pkg = null; 15616 try { 15617 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15618 } catch (PackageManagerException e) { 15619 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15620 } 15621 // Scan the package 15622 if (pkg != null) { 15623 /* 15624 * TODO why is the lock being held? doPostInstall is 15625 * called in other places without the lock. This needs 15626 * to be straightened out. 15627 */ 15628 // writer 15629 synchronized (mPackages) { 15630 retCode = PackageManager.INSTALL_SUCCEEDED; 15631 pkgList.add(pkg.packageName); 15632 // Post process args 15633 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15634 pkg.applicationInfo.uid); 15635 } 15636 } else { 15637 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15638 } 15639 } 15640 15641 } finally { 15642 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15643 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15644 } 15645 } 15646 } 15647 // writer 15648 synchronized (mPackages) { 15649 // If the platform SDK has changed since the last time we booted, 15650 // we need to re-grant app permission to catch any new ones that 15651 // appear. This is really a hack, and means that apps can in some 15652 // cases get permissions that the user didn't initially explicitly 15653 // allow... it would be nice to have some better way to handle 15654 // this situation. 15655 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 15656 : mSettings.getInternalVersion(); 15657 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 15658 : StorageManager.UUID_PRIVATE_INTERNAL; 15659 15660 int updateFlags = UPDATE_PERMISSIONS_ALL; 15661 if (ver.sdkVersion != mSdkVersion) { 15662 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15663 + mSdkVersion + "; regranting permissions for external"); 15664 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15665 } 15666 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 15667 15668 // Yay, everything is now upgraded 15669 ver.forceCurrent(); 15670 15671 // can downgrade to reader 15672 // Persist settings 15673 mSettings.writeLPr(); 15674 } 15675 // Send a broadcast to let everyone know we are done processing 15676 if (pkgList.size() > 0) { 15677 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15678 } 15679 } 15680 15681 /* 15682 * Utility method to unload a list of specified containers 15683 */ 15684 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15685 // Just unmount all valid containers. 15686 for (AsecInstallArgs arg : cidArgs) { 15687 synchronized (mInstallLock) { 15688 arg.doPostDeleteLI(false); 15689 } 15690 } 15691 } 15692 15693 /* 15694 * Unload packages mounted on external media. This involves deleting package 15695 * data from internal structures, sending broadcasts about diabled packages, 15696 * gc'ing to free up references, unmounting all secure containers 15697 * corresponding to packages on external media, and posting a 15698 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15699 * that we always have to post this message if status has been requested no 15700 * matter what. 15701 */ 15702 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15703 final boolean reportStatus) { 15704 if (DEBUG_SD_INSTALL) 15705 Log.i(TAG, "unloading media packages"); 15706 ArrayList<String> pkgList = new ArrayList<String>(); 15707 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15708 final Set<AsecInstallArgs> keys = processCids.keySet(); 15709 for (AsecInstallArgs args : keys) { 15710 String pkgName = args.getPackageName(); 15711 if (DEBUG_SD_INSTALL) 15712 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15713 // Delete package internally 15714 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15715 synchronized (mInstallLock) { 15716 boolean res = deletePackageLI(pkgName, null, false, null, null, 15717 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15718 if (res) { 15719 pkgList.add(pkgName); 15720 } else { 15721 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15722 failedList.add(args); 15723 } 15724 } 15725 } 15726 15727 // reader 15728 synchronized (mPackages) { 15729 // We didn't update the settings after removing each package; 15730 // write them now for all packages. 15731 mSettings.writeLPr(); 15732 } 15733 15734 // We have to absolutely send UPDATED_MEDIA_STATUS only 15735 // after confirming that all the receivers processed the ordered 15736 // broadcast when packages get disabled, force a gc to clean things up. 15737 // and unload all the containers. 15738 if (pkgList.size() > 0) { 15739 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15740 new IIntentReceiver.Stub() { 15741 public void performReceive(Intent intent, int resultCode, String data, 15742 Bundle extras, boolean ordered, boolean sticky, 15743 int sendingUser) throws RemoteException { 15744 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15745 reportStatus ? 1 : 0, 1, keys); 15746 mHandler.sendMessage(msg); 15747 } 15748 }); 15749 } else { 15750 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15751 keys); 15752 mHandler.sendMessage(msg); 15753 } 15754 } 15755 15756 private void loadPrivatePackages(final VolumeInfo vol) { 15757 mHandler.post(new Runnable() { 15758 @Override 15759 public void run() { 15760 loadPrivatePackagesInner(vol); 15761 } 15762 }); 15763 } 15764 15765 private void loadPrivatePackagesInner(VolumeInfo vol) { 15766 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15767 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15768 15769 final VersionInfo ver; 15770 final List<PackageSetting> packages; 15771 synchronized (mPackages) { 15772 ver = mSettings.findOrCreateVersion(vol.fsUuid); 15773 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15774 } 15775 15776 for (PackageSetting ps : packages) { 15777 synchronized (mInstallLock) { 15778 final PackageParser.Package pkg; 15779 try { 15780 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15781 loaded.add(pkg.applicationInfo); 15782 } catch (PackageManagerException e) { 15783 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15784 } 15785 15786 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15787 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15788 } 15789 } 15790 } 15791 15792 synchronized (mPackages) { 15793 int updateFlags = UPDATE_PERMISSIONS_ALL; 15794 if (ver.sdkVersion != mSdkVersion) { 15795 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15796 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15797 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15798 } 15799 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 15800 15801 // Yay, everything is now upgraded 15802 ver.forceCurrent(); 15803 15804 mSettings.writeLPr(); 15805 } 15806 15807 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15808 sendResourcesChangedBroadcast(true, false, loaded, null); 15809 } 15810 15811 private void unloadPrivatePackages(final VolumeInfo vol) { 15812 mHandler.post(new Runnable() { 15813 @Override 15814 public void run() { 15815 unloadPrivatePackagesInner(vol); 15816 } 15817 }); 15818 } 15819 15820 private void unloadPrivatePackagesInner(VolumeInfo vol) { 15821 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15822 synchronized (mInstallLock) { 15823 synchronized (mPackages) { 15824 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15825 for (PackageSetting ps : packages) { 15826 if (ps.pkg == null) continue; 15827 15828 final ApplicationInfo info = ps.pkg.applicationInfo; 15829 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15830 if (deletePackageLI(ps.name, null, false, null, null, 15831 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15832 unloaded.add(info); 15833 } else { 15834 Slog.w(TAG, "Failed to unload " + ps.codePath); 15835 } 15836 } 15837 15838 mSettings.writeLPr(); 15839 } 15840 } 15841 15842 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15843 sendResourcesChangedBroadcast(false, false, unloaded, null); 15844 } 15845 15846 /** 15847 * Examine all users present on given mounted volume, and destroy data 15848 * belonging to users that are no longer valid, or whose user ID has been 15849 * recycled. 15850 */ 15851 private void reconcileUsers(String volumeUuid) { 15852 final File[] files = FileUtils 15853 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15854 for (File file : files) { 15855 if (!file.isDirectory()) continue; 15856 15857 final int userId; 15858 final UserInfo info; 15859 try { 15860 userId = Integer.parseInt(file.getName()); 15861 info = sUserManager.getUserInfo(userId); 15862 } catch (NumberFormatException e) { 15863 Slog.w(TAG, "Invalid user directory " + file); 15864 continue; 15865 } 15866 15867 boolean destroyUser = false; 15868 if (info == null) { 15869 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15870 + " because no matching user was found"); 15871 destroyUser = true; 15872 } else { 15873 try { 15874 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15875 } catch (IOException e) { 15876 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15877 + " because we failed to enforce serial number: " + e); 15878 destroyUser = true; 15879 } 15880 } 15881 15882 if (destroyUser) { 15883 synchronized (mInstallLock) { 15884 mInstaller.removeUserDataDirs(volumeUuid, userId); 15885 } 15886 } 15887 } 15888 15889 final UserManager um = mContext.getSystemService(UserManager.class); 15890 for (UserInfo user : um.getUsers()) { 15891 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15892 if (userDir.exists()) continue; 15893 15894 try { 15895 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15896 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15897 } catch (IOException e) { 15898 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15899 } 15900 } 15901 } 15902 15903 /** 15904 * Examine all apps present on given mounted volume, and destroy apps that 15905 * aren't expected, either due to uninstallation or reinstallation on 15906 * another volume. 15907 */ 15908 private void reconcileApps(String volumeUuid) { 15909 final File[] files = FileUtils 15910 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15911 for (File file : files) { 15912 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15913 && !PackageInstallerService.isStageName(file.getName()); 15914 if (!isPackage) { 15915 // Ignore entries which are not packages 15916 continue; 15917 } 15918 15919 boolean destroyApp = false; 15920 String packageName = null; 15921 try { 15922 final PackageLite pkg = PackageParser.parsePackageLite(file, 15923 PackageParser.PARSE_MUST_BE_APK); 15924 packageName = pkg.packageName; 15925 15926 synchronized (mPackages) { 15927 final PackageSetting ps = mSettings.mPackages.get(packageName); 15928 if (ps == null) { 15929 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15930 + volumeUuid + " because we found no install record"); 15931 destroyApp = true; 15932 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15933 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15934 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15935 destroyApp = true; 15936 } 15937 } 15938 15939 } catch (PackageParserException e) { 15940 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15941 destroyApp = true; 15942 } 15943 15944 if (destroyApp) { 15945 synchronized (mInstallLock) { 15946 if (packageName != null) { 15947 removeDataDirsLI(volumeUuid, packageName); 15948 } 15949 if (file.isDirectory()) { 15950 mInstaller.rmPackageDir(file.getAbsolutePath()); 15951 } else { 15952 file.delete(); 15953 } 15954 } 15955 } 15956 } 15957 } 15958 15959 private void unfreezePackage(String packageName) { 15960 synchronized (mPackages) { 15961 final PackageSetting ps = mSettings.mPackages.get(packageName); 15962 if (ps != null) { 15963 ps.frozen = false; 15964 } 15965 } 15966 } 15967 15968 @Override 15969 public int movePackage(final String packageName, final String volumeUuid) { 15970 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15971 15972 final int moveId = mNextMoveId.getAndIncrement(); 15973 try { 15974 movePackageInternal(packageName, volumeUuid, moveId); 15975 } catch (PackageManagerException e) { 15976 Slog.w(TAG, "Failed to move " + packageName, e); 15977 mMoveCallbacks.notifyStatusChanged(moveId, 15978 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15979 } 15980 return moveId; 15981 } 15982 15983 private void movePackageInternal(final String packageName, final String volumeUuid, 15984 final int moveId) throws PackageManagerException { 15985 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15986 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15987 final PackageManager pm = mContext.getPackageManager(); 15988 15989 final boolean currentAsec; 15990 final String currentVolumeUuid; 15991 final File codeFile; 15992 final String installerPackageName; 15993 final String packageAbiOverride; 15994 final int appId; 15995 final String seinfo; 15996 final String label; 15997 15998 // reader 15999 synchronized (mPackages) { 16000 final PackageParser.Package pkg = mPackages.get(packageName); 16001 final PackageSetting ps = mSettings.mPackages.get(packageName); 16002 if (pkg == null || ps == null) { 16003 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16004 } 16005 16006 if (pkg.applicationInfo.isSystemApp()) { 16007 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16008 "Cannot move system application"); 16009 } 16010 16011 if (pkg.applicationInfo.isExternalAsec()) { 16012 currentAsec = true; 16013 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16014 } else if (pkg.applicationInfo.isForwardLocked()) { 16015 currentAsec = true; 16016 currentVolumeUuid = "forward_locked"; 16017 } else { 16018 currentAsec = false; 16019 currentVolumeUuid = ps.volumeUuid; 16020 16021 final File probe = new File(pkg.codePath); 16022 final File probeOat = new File(probe, "oat"); 16023 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16024 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16025 "Move only supported for modern cluster style installs"); 16026 } 16027 } 16028 16029 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16030 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16031 "Package already moved to " + volumeUuid); 16032 } 16033 16034 if (ps.frozen) { 16035 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16036 "Failed to move already frozen package"); 16037 } 16038 ps.frozen = true; 16039 16040 codeFile = new File(pkg.codePath); 16041 installerPackageName = ps.installerPackageName; 16042 packageAbiOverride = ps.cpuAbiOverrideString; 16043 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16044 seinfo = pkg.applicationInfo.seinfo; 16045 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16046 } 16047 16048 // Now that we're guarded by frozen state, kill app during move 16049 final long token = Binder.clearCallingIdentity(); 16050 try { 16051 killApplication(packageName, appId, "move pkg"); 16052 } finally { 16053 Binder.restoreCallingIdentity(token); 16054 } 16055 16056 final Bundle extras = new Bundle(); 16057 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16058 extras.putString(Intent.EXTRA_TITLE, label); 16059 mMoveCallbacks.notifyCreated(moveId, extras); 16060 16061 int installFlags; 16062 final boolean moveCompleteApp; 16063 final File measurePath; 16064 16065 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16066 installFlags = INSTALL_INTERNAL; 16067 moveCompleteApp = !currentAsec; 16068 measurePath = Environment.getDataAppDirectory(volumeUuid); 16069 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16070 installFlags = INSTALL_EXTERNAL; 16071 moveCompleteApp = false; 16072 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16073 } else { 16074 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16075 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16076 || !volume.isMountedWritable()) { 16077 unfreezePackage(packageName); 16078 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16079 "Move location not mounted private volume"); 16080 } 16081 16082 Preconditions.checkState(!currentAsec); 16083 16084 installFlags = INSTALL_INTERNAL; 16085 moveCompleteApp = true; 16086 measurePath = Environment.getDataAppDirectory(volumeUuid); 16087 } 16088 16089 final PackageStats stats = new PackageStats(null, -1); 16090 synchronized (mInstaller) { 16091 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16092 unfreezePackage(packageName); 16093 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16094 "Failed to measure package size"); 16095 } 16096 } 16097 16098 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16099 + stats.dataSize); 16100 16101 final long startFreeBytes = measurePath.getFreeSpace(); 16102 final long sizeBytes; 16103 if (moveCompleteApp) { 16104 sizeBytes = stats.codeSize + stats.dataSize; 16105 } else { 16106 sizeBytes = stats.codeSize; 16107 } 16108 16109 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16110 unfreezePackage(packageName); 16111 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16112 "Not enough free space to move"); 16113 } 16114 16115 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16116 16117 final CountDownLatch installedLatch = new CountDownLatch(1); 16118 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16119 @Override 16120 public void onUserActionRequired(Intent intent) throws RemoteException { 16121 throw new IllegalStateException(); 16122 } 16123 16124 @Override 16125 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16126 Bundle extras) throws RemoteException { 16127 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16128 + PackageManager.installStatusToString(returnCode, msg)); 16129 16130 installedLatch.countDown(); 16131 16132 // Regardless of success or failure of the move operation, 16133 // always unfreeze the package 16134 unfreezePackage(packageName); 16135 16136 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16137 switch (status) { 16138 case PackageInstaller.STATUS_SUCCESS: 16139 mMoveCallbacks.notifyStatusChanged(moveId, 16140 PackageManager.MOVE_SUCCEEDED); 16141 break; 16142 case PackageInstaller.STATUS_FAILURE_STORAGE: 16143 mMoveCallbacks.notifyStatusChanged(moveId, 16144 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16145 break; 16146 default: 16147 mMoveCallbacks.notifyStatusChanged(moveId, 16148 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16149 break; 16150 } 16151 } 16152 }; 16153 16154 final MoveInfo move; 16155 if (moveCompleteApp) { 16156 // Kick off a thread to report progress estimates 16157 new Thread() { 16158 @Override 16159 public void run() { 16160 while (true) { 16161 try { 16162 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16163 break; 16164 } 16165 } catch (InterruptedException ignored) { 16166 } 16167 16168 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16169 final int progress = 10 + (int) MathUtils.constrain( 16170 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16171 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16172 } 16173 } 16174 }.start(); 16175 16176 final String dataAppName = codeFile.getName(); 16177 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16178 dataAppName, appId, seinfo); 16179 } else { 16180 move = null; 16181 } 16182 16183 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16184 16185 final Message msg = mHandler.obtainMessage(INIT_COPY); 16186 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16187 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 16188 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16189 mHandler.sendMessage(msg); 16190 } 16191 16192 @Override 16193 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16194 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16195 16196 final int realMoveId = mNextMoveId.getAndIncrement(); 16197 final Bundle extras = new Bundle(); 16198 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16199 mMoveCallbacks.notifyCreated(realMoveId, extras); 16200 16201 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16202 @Override 16203 public void onCreated(int moveId, Bundle extras) { 16204 // Ignored 16205 } 16206 16207 @Override 16208 public void onStatusChanged(int moveId, int status, long estMillis) { 16209 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16210 } 16211 }; 16212 16213 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16214 storage.setPrimaryStorageUuid(volumeUuid, callback); 16215 return realMoveId; 16216 } 16217 16218 @Override 16219 public int getMoveStatus(int moveId) { 16220 mContext.enforceCallingOrSelfPermission( 16221 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16222 return mMoveCallbacks.mLastStatus.get(moveId); 16223 } 16224 16225 @Override 16226 public void registerMoveCallback(IPackageMoveObserver callback) { 16227 mContext.enforceCallingOrSelfPermission( 16228 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16229 mMoveCallbacks.register(callback); 16230 } 16231 16232 @Override 16233 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16234 mContext.enforceCallingOrSelfPermission( 16235 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16236 mMoveCallbacks.unregister(callback); 16237 } 16238 16239 @Override 16240 public boolean setInstallLocation(int loc) { 16241 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16242 null); 16243 if (getInstallLocation() == loc) { 16244 return true; 16245 } 16246 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16247 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16248 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16249 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16250 return true; 16251 } 16252 return false; 16253 } 16254 16255 @Override 16256 public int getInstallLocation() { 16257 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16258 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16259 PackageHelper.APP_INSTALL_AUTO); 16260 } 16261 16262 /** Called by UserManagerService */ 16263 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16264 mDirtyUsers.remove(userHandle); 16265 mSettings.removeUserLPw(userHandle); 16266 mPendingBroadcasts.remove(userHandle); 16267 if (mInstaller != null) { 16268 // Technically, we shouldn't be doing this with the package lock 16269 // held. However, this is very rare, and there is already so much 16270 // other disk I/O going on, that we'll let it slide for now. 16271 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16272 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16273 final String volumeUuid = vol.getFsUuid(); 16274 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16275 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16276 } 16277 } 16278 mUserNeedsBadging.delete(userHandle); 16279 removeUnusedPackagesLILPw(userManager, userHandle); 16280 } 16281 16282 /** 16283 * We're removing userHandle and would like to remove any downloaded packages 16284 * that are no longer in use by any other user. 16285 * @param userHandle the user being removed 16286 */ 16287 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16288 final boolean DEBUG_CLEAN_APKS = false; 16289 int [] users = userManager.getUserIdsLPr(); 16290 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16291 while (psit.hasNext()) { 16292 PackageSetting ps = psit.next(); 16293 if (ps.pkg == null) { 16294 continue; 16295 } 16296 final String packageName = ps.pkg.packageName; 16297 // Skip over if system app 16298 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16299 continue; 16300 } 16301 if (DEBUG_CLEAN_APKS) { 16302 Slog.i(TAG, "Checking package " + packageName); 16303 } 16304 boolean keep = false; 16305 for (int i = 0; i < users.length; i++) { 16306 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16307 keep = true; 16308 if (DEBUG_CLEAN_APKS) { 16309 Slog.i(TAG, " Keeping package " + packageName + " for user " 16310 + users[i]); 16311 } 16312 break; 16313 } 16314 } 16315 if (!keep) { 16316 if (DEBUG_CLEAN_APKS) { 16317 Slog.i(TAG, " Removing package " + packageName); 16318 } 16319 mHandler.post(new Runnable() { 16320 public void run() { 16321 deletePackageX(packageName, userHandle, 0); 16322 } //end run 16323 }); 16324 } 16325 } 16326 } 16327 16328 /** Called by UserManagerService */ 16329 void createNewUserLILPw(int userHandle) { 16330 if (mInstaller != null) { 16331 mInstaller.createUserConfig(userHandle); 16332 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16333 applyFactoryDefaultBrowserLPw(userHandle); 16334 primeDomainVerificationsLPw(userHandle); 16335 } 16336 } 16337 16338 void newUserCreated(final int userHandle) { 16339 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16340 } 16341 16342 @Override 16343 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16344 mContext.enforceCallingOrSelfPermission( 16345 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16346 "Only package verification agents can read the verifier device identity"); 16347 16348 synchronized (mPackages) { 16349 return mSettings.getVerifierDeviceIdentityLPw(); 16350 } 16351 } 16352 16353 @Override 16354 public void setPermissionEnforced(String permission, boolean enforced) { 16355 // TODO: Now that we no longer change GID for storage, this should to away. 16356 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16357 "setPermissionEnforced"); 16358 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16359 synchronized (mPackages) { 16360 if (mSettings.mReadExternalStorageEnforced == null 16361 || mSettings.mReadExternalStorageEnforced != enforced) { 16362 mSettings.mReadExternalStorageEnforced = enforced; 16363 mSettings.writeLPr(); 16364 } 16365 } 16366 // kill any non-foreground processes so we restart them and 16367 // grant/revoke the GID. 16368 final IActivityManager am = ActivityManagerNative.getDefault(); 16369 if (am != null) { 16370 final long token = Binder.clearCallingIdentity(); 16371 try { 16372 am.killProcessesBelowForeground("setPermissionEnforcement"); 16373 } catch (RemoteException e) { 16374 } finally { 16375 Binder.restoreCallingIdentity(token); 16376 } 16377 } 16378 } else { 16379 throw new IllegalArgumentException("No selective enforcement for " + permission); 16380 } 16381 } 16382 16383 @Override 16384 @Deprecated 16385 public boolean isPermissionEnforced(String permission) { 16386 return true; 16387 } 16388 16389 @Override 16390 public boolean isStorageLow() { 16391 final long token = Binder.clearCallingIdentity(); 16392 try { 16393 final DeviceStorageMonitorInternal 16394 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16395 if (dsm != null) { 16396 return dsm.isMemoryLow(); 16397 } else { 16398 return false; 16399 } 16400 } finally { 16401 Binder.restoreCallingIdentity(token); 16402 } 16403 } 16404 16405 @Override 16406 public IPackageInstaller getPackageInstaller() { 16407 return mInstallerService; 16408 } 16409 16410 private boolean userNeedsBadging(int userId) { 16411 int index = mUserNeedsBadging.indexOfKey(userId); 16412 if (index < 0) { 16413 final UserInfo userInfo; 16414 final long token = Binder.clearCallingIdentity(); 16415 try { 16416 userInfo = sUserManager.getUserInfo(userId); 16417 } finally { 16418 Binder.restoreCallingIdentity(token); 16419 } 16420 final boolean b; 16421 if (userInfo != null && userInfo.isManagedProfile()) { 16422 b = true; 16423 } else { 16424 b = false; 16425 } 16426 mUserNeedsBadging.put(userId, b); 16427 return b; 16428 } 16429 return mUserNeedsBadging.valueAt(index); 16430 } 16431 16432 @Override 16433 public KeySet getKeySetByAlias(String packageName, String alias) { 16434 if (packageName == null || alias == null) { 16435 return null; 16436 } 16437 synchronized(mPackages) { 16438 final PackageParser.Package pkg = mPackages.get(packageName); 16439 if (pkg == null) { 16440 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16441 throw new IllegalArgumentException("Unknown package: " + packageName); 16442 } 16443 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16444 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16445 } 16446 } 16447 16448 @Override 16449 public KeySet getSigningKeySet(String packageName) { 16450 if (packageName == null) { 16451 return null; 16452 } 16453 synchronized(mPackages) { 16454 final PackageParser.Package pkg = mPackages.get(packageName); 16455 if (pkg == null) { 16456 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16457 throw new IllegalArgumentException("Unknown package: " + packageName); 16458 } 16459 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16460 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16461 throw new SecurityException("May not access signing KeySet of other apps."); 16462 } 16463 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16464 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16465 } 16466 } 16467 16468 @Override 16469 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16470 if (packageName == null || ks == null) { 16471 return false; 16472 } 16473 synchronized(mPackages) { 16474 final PackageParser.Package pkg = mPackages.get(packageName); 16475 if (pkg == null) { 16476 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16477 throw new IllegalArgumentException("Unknown package: " + packageName); 16478 } 16479 IBinder ksh = ks.getToken(); 16480 if (ksh instanceof KeySetHandle) { 16481 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16482 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16483 } 16484 return false; 16485 } 16486 } 16487 16488 @Override 16489 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16490 if (packageName == null || ks == null) { 16491 return false; 16492 } 16493 synchronized(mPackages) { 16494 final PackageParser.Package pkg = mPackages.get(packageName); 16495 if (pkg == null) { 16496 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16497 throw new IllegalArgumentException("Unknown package: " + packageName); 16498 } 16499 IBinder ksh = ks.getToken(); 16500 if (ksh instanceof KeySetHandle) { 16501 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16502 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16503 } 16504 return false; 16505 } 16506 } 16507 16508 public void getUsageStatsIfNoPackageUsageInfo() { 16509 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16510 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16511 if (usm == null) { 16512 throw new IllegalStateException("UsageStatsManager must be initialized"); 16513 } 16514 long now = System.currentTimeMillis(); 16515 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16516 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16517 String packageName = entry.getKey(); 16518 PackageParser.Package pkg = mPackages.get(packageName); 16519 if (pkg == null) { 16520 continue; 16521 } 16522 UsageStats usage = entry.getValue(); 16523 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16524 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16525 } 16526 } 16527 } 16528 16529 /** 16530 * Check and throw if the given before/after packages would be considered a 16531 * downgrade. 16532 */ 16533 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16534 throws PackageManagerException { 16535 if (after.versionCode < before.mVersionCode) { 16536 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16537 "Update version code " + after.versionCode + " is older than current " 16538 + before.mVersionCode); 16539 } else if (after.versionCode == before.mVersionCode) { 16540 if (after.baseRevisionCode < before.baseRevisionCode) { 16541 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16542 "Update base revision code " + after.baseRevisionCode 16543 + " is older than current " + before.baseRevisionCode); 16544 } 16545 16546 if (!ArrayUtils.isEmpty(after.splitNames)) { 16547 for (int i = 0; i < after.splitNames.length; i++) { 16548 final String splitName = after.splitNames[i]; 16549 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16550 if (j != -1) { 16551 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16552 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16553 "Update split " + splitName + " revision code " 16554 + after.splitRevisionCodes[i] + " is older than current " 16555 + before.splitRevisionCodes[j]); 16556 } 16557 } 16558 } 16559 } 16560 } 16561 } 16562 16563 private static class MoveCallbacks extends Handler { 16564 private static final int MSG_CREATED = 1; 16565 private static final int MSG_STATUS_CHANGED = 2; 16566 16567 private final RemoteCallbackList<IPackageMoveObserver> 16568 mCallbacks = new RemoteCallbackList<>(); 16569 16570 private final SparseIntArray mLastStatus = new SparseIntArray(); 16571 16572 public MoveCallbacks(Looper looper) { 16573 super(looper); 16574 } 16575 16576 public void register(IPackageMoveObserver callback) { 16577 mCallbacks.register(callback); 16578 } 16579 16580 public void unregister(IPackageMoveObserver callback) { 16581 mCallbacks.unregister(callback); 16582 } 16583 16584 @Override 16585 public void handleMessage(Message msg) { 16586 final SomeArgs args = (SomeArgs) msg.obj; 16587 final int n = mCallbacks.beginBroadcast(); 16588 for (int i = 0; i < n; i++) { 16589 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16590 try { 16591 invokeCallback(callback, msg.what, args); 16592 } catch (RemoteException ignored) { 16593 } 16594 } 16595 mCallbacks.finishBroadcast(); 16596 args.recycle(); 16597 } 16598 16599 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16600 throws RemoteException { 16601 switch (what) { 16602 case MSG_CREATED: { 16603 callback.onCreated(args.argi1, (Bundle) args.arg2); 16604 break; 16605 } 16606 case MSG_STATUS_CHANGED: { 16607 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16608 break; 16609 } 16610 } 16611 } 16612 16613 private void notifyCreated(int moveId, Bundle extras) { 16614 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16615 16616 final SomeArgs args = SomeArgs.obtain(); 16617 args.argi1 = moveId; 16618 args.arg2 = extras; 16619 obtainMessage(MSG_CREATED, args).sendToTarget(); 16620 } 16621 16622 private void notifyStatusChanged(int moveId, int status) { 16623 notifyStatusChanged(moveId, status, -1); 16624 } 16625 16626 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16627 Slog.v(TAG, "Move " + moveId + " status " + status); 16628 16629 final SomeArgs args = SomeArgs.obtain(); 16630 args.argi1 = moveId; 16631 args.argi2 = status; 16632 args.arg3 = estMillis; 16633 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16634 16635 synchronized (mLastStatus) { 16636 mLastStatus.put(moveId, status); 16637 } 16638 } 16639 } 16640 16641 private final class OnPermissionChangeListeners extends Handler { 16642 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16643 16644 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16645 new RemoteCallbackList<>(); 16646 16647 public OnPermissionChangeListeners(Looper looper) { 16648 super(looper); 16649 } 16650 16651 @Override 16652 public void handleMessage(Message msg) { 16653 switch (msg.what) { 16654 case MSG_ON_PERMISSIONS_CHANGED: { 16655 final int uid = msg.arg1; 16656 handleOnPermissionsChanged(uid); 16657 } break; 16658 } 16659 } 16660 16661 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16662 mPermissionListeners.register(listener); 16663 16664 } 16665 16666 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16667 mPermissionListeners.unregister(listener); 16668 } 16669 16670 public void onPermissionsChanged(int uid) { 16671 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16672 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16673 } 16674 } 16675 16676 private void handleOnPermissionsChanged(int uid) { 16677 final int count = mPermissionListeners.beginBroadcast(); 16678 try { 16679 for (int i = 0; i < count; i++) { 16680 IOnPermissionsChangeListener callback = mPermissionListeners 16681 .getBroadcastItem(i); 16682 try { 16683 callback.onPermissionsChanged(uid); 16684 } catch (RemoteException e) { 16685 Log.e(TAG, "Permission listener is dead", e); 16686 } 16687 } 16688 } finally { 16689 mPermissionListeners.finishBroadcast(); 16690 } 16691 } 16692 } 16693 16694 private class PackageManagerInternalImpl extends PackageManagerInternal { 16695 @Override 16696 public void setLocationPackagesProvider(PackagesProvider provider) { 16697 synchronized (mPackages) { 16698 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16699 } 16700 } 16701 16702 @Override 16703 public void setImePackagesProvider(PackagesProvider provider) { 16704 synchronized (mPackages) { 16705 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16706 } 16707 } 16708 16709 @Override 16710 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16711 synchronized (mPackages) { 16712 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16713 } 16714 } 16715 16716 @Override 16717 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16718 synchronized (mPackages) { 16719 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16720 } 16721 } 16722 16723 @Override 16724 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16725 synchronized (mPackages) { 16726 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16727 } 16728 } 16729 16730 @Override 16731 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16732 synchronized (mPackages) { 16733 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16734 } 16735 } 16736 16737 @Override 16738 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16739 synchronized (mPackages) { 16740 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16741 } 16742 } 16743 16744 @Override 16745 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16746 synchronized (mPackages) { 16747 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16748 packageName, userId); 16749 } 16750 } 16751 16752 @Override 16753 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16754 synchronized (mPackages) { 16755 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16756 packageName, userId); 16757 } 16758 } 16759 @Override 16760 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16761 synchronized (mPackages) { 16762 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16763 packageName, userId); 16764 } 16765 } 16766 } 16767 16768 @Override 16769 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16770 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16771 synchronized (mPackages) { 16772 final long identity = Binder.clearCallingIdentity(); 16773 try { 16774 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16775 packageNames, userId); 16776 } finally { 16777 Binder.restoreCallingIdentity(identity); 16778 } 16779 } 16780 } 16781 16782 private static void enforceSystemOrPhoneCaller(String tag) { 16783 int callingUid = Binder.getCallingUid(); 16784 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16785 throw new SecurityException( 16786 "Cannot call " + tag + " from UID " + callingUid); 16787 } 16788 } 16789} 16790