PackageManagerService.java revision e2ed23e6b221185ce2587fb19a6e904dbf7ec77b
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.InstructionSets.getAppDexInstructionSets; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 79import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 80import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 81import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 84import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 85 86import android.Manifest; 87import android.app.ActivityManager; 88import android.app.ActivityManagerNative; 89import android.app.AppGlobals; 90import android.app.IActivityManager; 91import android.app.admin.IDevicePolicyManager; 92import android.app.backup.IBackupManager; 93import android.app.usage.UsageStats; 94import android.app.usage.UsageStatsManager; 95import android.content.BroadcastReceiver; 96import android.content.ComponentName; 97import android.content.Context; 98import android.content.IIntentReceiver; 99import android.content.Intent; 100import android.content.IntentFilter; 101import android.content.IntentSender; 102import android.content.IntentSender.SendIntentException; 103import android.content.ServiceConnection; 104import android.content.pm.ActivityInfo; 105import android.content.pm.ApplicationInfo; 106import android.content.pm.FeatureInfo; 107import android.content.pm.IOnPermissionsChangeListener; 108import android.content.pm.IPackageDataObserver; 109import android.content.pm.IPackageDeleteObserver; 110import android.content.pm.IPackageDeleteObserver2; 111import android.content.pm.IPackageInstallObserver2; 112import android.content.pm.IPackageInstaller; 113import android.content.pm.IPackageManager; 114import android.content.pm.IPackageMoveObserver; 115import android.content.pm.IPackageStatsObserver; 116import android.content.pm.InstrumentationInfo; 117import android.content.pm.IntentFilterVerificationInfo; 118import android.content.pm.KeySet; 119import android.content.pm.ManifestDigest; 120import android.content.pm.PackageCleanItem; 121import android.content.pm.PackageInfo; 122import android.content.pm.PackageInfoLite; 123import android.content.pm.PackageInstaller; 124import android.content.pm.PackageManager; 125import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 126import android.content.pm.PackageManagerInternal; 127import android.content.pm.PackageParser; 128import android.content.pm.PackageParser.ActivityIntentInfo; 129import android.content.pm.PackageParser.PackageLite; 130import android.content.pm.PackageParser.PackageParserException; 131import android.content.pm.PackageStats; 132import android.content.pm.PackageUserState; 133import android.content.pm.ParceledListSlice; 134import android.content.pm.PermissionGroupInfo; 135import android.content.pm.PermissionInfo; 136import android.content.pm.ProviderInfo; 137import android.content.pm.ResolveInfo; 138import android.content.pm.ServiceInfo; 139import android.content.pm.Signature; 140import android.content.pm.UserInfo; 141import android.content.pm.VerificationParams; 142import android.content.pm.VerifierDeviceIdentity; 143import android.content.pm.VerifierInfo; 144import android.content.res.Resources; 145import android.hardware.display.DisplayManager; 146import android.net.Uri; 147import android.os.Debug; 148import android.os.Binder; 149import android.os.Build; 150import android.os.Bundle; 151import android.os.Environment; 152import android.os.Environment.UserEnvironment; 153import android.os.FileUtils; 154import android.os.Handler; 155import android.os.IBinder; 156import android.os.Looper; 157import android.os.Message; 158import android.os.Parcel; 159import android.os.ParcelFileDescriptor; 160import android.os.Process; 161import android.os.RemoteCallbackList; 162import android.os.RemoteException; 163import android.os.SELinux; 164import android.os.ServiceManager; 165import android.os.SystemClock; 166import android.os.SystemProperties; 167import android.os.UserHandle; 168import android.os.UserManager; 169import android.os.storage.IMountService; 170import android.os.storage.MountServiceInternal; 171import android.os.storage.StorageEventListener; 172import android.os.storage.StorageManager; 173import android.os.storage.VolumeInfo; 174import android.os.storage.VolumeRecord; 175import android.security.KeyStore; 176import android.security.SystemKeyStore; 177import android.system.ErrnoException; 178import android.system.Os; 179import android.system.StructStat; 180import android.text.TextUtils; 181import android.text.format.DateUtils; 182import android.util.ArrayMap; 183import android.util.ArraySet; 184import android.util.AtomicFile; 185import android.util.DisplayMetrics; 186import android.util.EventLog; 187import android.util.ExceptionUtils; 188import android.util.Log; 189import android.util.LogPrinter; 190import android.util.MathUtils; 191import android.util.PrintStreamPrinter; 192import android.util.Slog; 193import android.util.SparseArray; 194import android.util.SparseBooleanArray; 195import android.util.SparseIntArray; 196import android.util.Xml; 197import android.view.Display; 198 199import dalvik.system.DexFile; 200import dalvik.system.VMRuntime; 201 202import libcore.io.IoUtils; 203import libcore.util.EmptyArray; 204 205import com.android.internal.R; 206import com.android.internal.annotations.GuardedBy; 207import com.android.internal.app.IMediaContainerService; 208import com.android.internal.app.ResolverActivity; 209import com.android.internal.content.NativeLibraryHelper; 210import com.android.internal.content.PackageHelper; 211import com.android.internal.os.IParcelFileDescriptorFactory; 212import com.android.internal.os.SomeArgs; 213import com.android.internal.os.Zygote; 214import com.android.internal.util.ArrayUtils; 215import com.android.internal.util.FastPrintWriter; 216import com.android.internal.util.FastXmlSerializer; 217import com.android.internal.util.IndentingPrintWriter; 218import com.android.internal.util.Preconditions; 219import com.android.server.EventLogTags; 220import com.android.server.FgThread; 221import com.android.server.IntentResolver; 222import com.android.server.LocalServices; 223import com.android.server.ServiceThread; 224import com.android.server.SystemConfig; 225import com.android.server.Watchdog; 226import com.android.server.pm.PermissionsState.PermissionState; 227import com.android.server.pm.Settings.DatabaseVersion; 228import com.android.server.pm.Settings.VersionInfo; 229import com.android.server.storage.DeviceStorageMonitorInternal; 230 231import org.xmlpull.v1.XmlPullParser; 232import org.xmlpull.v1.XmlPullParserException; 233import org.xmlpull.v1.XmlSerializer; 234 235import java.io.BufferedInputStream; 236import java.io.BufferedOutputStream; 237import java.io.BufferedReader; 238import java.io.ByteArrayInputStream; 239import java.io.ByteArrayOutputStream; 240import java.io.File; 241import java.io.FileDescriptor; 242import java.io.FileNotFoundException; 243import java.io.FileOutputStream; 244import java.io.FileReader; 245import java.io.FilenameFilter; 246import java.io.IOException; 247import java.io.InputStream; 248import java.io.PrintWriter; 249import java.nio.charset.StandardCharsets; 250import java.security.NoSuchAlgorithmException; 251import java.security.PublicKey; 252import java.security.cert.CertificateEncodingException; 253import java.security.cert.CertificateException; 254import java.text.SimpleDateFormat; 255import java.util.ArrayList; 256import java.util.Arrays; 257import java.util.Collection; 258import java.util.Collections; 259import java.util.Comparator; 260import java.util.Date; 261import java.util.Iterator; 262import java.util.List; 263import java.util.Map; 264import java.util.Objects; 265import java.util.Set; 266import java.util.concurrent.CountDownLatch; 267import java.util.concurrent.TimeUnit; 268import java.util.concurrent.atomic.AtomicBoolean; 269import java.util.concurrent.atomic.AtomicInteger; 270import java.util.concurrent.atomic.AtomicLong; 271 272/** 273 * Keep track of all those .apks everywhere. 274 * 275 * This is very central to the platform's security; please run the unit 276 * tests whenever making modifications here: 277 * 278mmm frameworks/base/tests/AndroidTests 279adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 280adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 281 * 282 * {@hide} 283 */ 284public class PackageManagerService extends IPackageManager.Stub { 285 static final String TAG = "PackageManager"; 286 static final boolean DEBUG_SETTINGS = false; 287 static final boolean DEBUG_PREFERRED = false; 288 static final boolean DEBUG_UPGRADE = false; 289 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 290 private static final boolean DEBUG_BACKUP = false; 291 private static final boolean DEBUG_INSTALL = false; 292 private static final boolean DEBUG_REMOVE = false; 293 private static final boolean DEBUG_BROADCASTS = false; 294 private static final boolean DEBUG_SHOW_INFO = false; 295 private static final boolean DEBUG_PACKAGE_INFO = false; 296 private static final boolean DEBUG_INTENT_MATCHING = false; 297 private static final boolean DEBUG_PACKAGE_SCANNING = false; 298 private static final boolean DEBUG_VERIFY = false; 299 private static final boolean DEBUG_DEXOPT = false; 300 private static final boolean DEBUG_ABI_SELECTION = false; 301 302 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 303 304 private static final int RADIO_UID = Process.PHONE_UID; 305 private static final int LOG_UID = Process.LOG_UID; 306 private static final int NFC_UID = Process.NFC_UID; 307 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 308 private static final int SHELL_UID = Process.SHELL_UID; 309 310 // Cap the size of permission trees that 3rd party apps can define 311 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 312 313 // Suffix used during package installation when copying/moving 314 // package apks to install directory. 315 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 316 317 static final int SCAN_NO_DEX = 1<<1; 318 static final int SCAN_FORCE_DEX = 1<<2; 319 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 320 static final int SCAN_NEW_INSTALL = 1<<4; 321 static final int SCAN_NO_PATHS = 1<<5; 322 static final int SCAN_UPDATE_TIME = 1<<6; 323 static final int SCAN_DEFER_DEX = 1<<7; 324 static final int SCAN_BOOTING = 1<<8; 325 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 326 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 327 static final int SCAN_REPLACING = 1<<11; 328 static final int SCAN_REQUIRE_KNOWN = 1<<12; 329 static final int SCAN_MOVE = 1<<13; 330 static final int SCAN_INITIAL = 1<<14; 331 332 static final int REMOVE_CHATTY = 1<<16; 333 334 private static final int[] EMPTY_INT_ARRAY = new int[0]; 335 336 /** 337 * Timeout (in milliseconds) after which the watchdog should declare that 338 * our handler thread is wedged. The usual default for such things is one 339 * minute but we sometimes do very lengthy I/O operations on this thread, 340 * such as installing multi-gigabyte applications, so ours needs to be longer. 341 */ 342 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 343 344 /** 345 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 346 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 347 * settings entry if available, otherwise we use the hardcoded default. If it's been 348 * more than this long since the last fstrim, we force one during the boot sequence. 349 * 350 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 351 * one gets run at the next available charging+idle time. This final mandatory 352 * no-fstrim check kicks in only of the other scheduling criteria is never met. 353 */ 354 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 355 356 /** 357 * Whether verification is enabled by default. 358 */ 359 private static final boolean DEFAULT_VERIFY_ENABLE = true; 360 361 /** 362 * The default maximum time to wait for the verification agent to return in 363 * milliseconds. 364 */ 365 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 366 367 /** 368 * The default response for package verification timeout. 369 * 370 * This can be either PackageManager.VERIFICATION_ALLOW or 371 * PackageManager.VERIFICATION_REJECT. 372 */ 373 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 374 375 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 376 377 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 378 DEFAULT_CONTAINER_PACKAGE, 379 "com.android.defcontainer.DefaultContainerService"); 380 381 private static final String KILL_APP_REASON_GIDS_CHANGED = 382 "permission grant or revoke changed gids"; 383 384 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 385 "permissions revoked"; 386 387 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 388 389 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 390 391 /** Permission grant: not grant the permission. */ 392 private static final int GRANT_DENIED = 1; 393 394 /** Permission grant: grant the permission as an install permission. */ 395 private static final int GRANT_INSTALL = 2; 396 397 /** Permission grant: grant the permission as an install permission for a legacy app. */ 398 private static final int GRANT_INSTALL_LEGACY = 3; 399 400 /** Permission grant: grant the permission as a runtime one. */ 401 private static final int GRANT_RUNTIME = 4; 402 403 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 404 private static final int GRANT_UPGRADE = 5; 405 406 /** Canonical intent used to identify what counts as a "web browser" app */ 407 private static final Intent sBrowserIntent; 408 static { 409 sBrowserIntent = new Intent(); 410 sBrowserIntent.setAction(Intent.ACTION_VIEW); 411 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 412 sBrowserIntent.setData(Uri.parse("http:")); 413 } 414 415 final ServiceThread mHandlerThread; 416 417 final PackageHandler mHandler; 418 419 /** 420 * Messages for {@link #mHandler} that need to wait for system ready before 421 * being dispatched. 422 */ 423 private ArrayList<Message> mPostSystemReadyMessages; 424 425 final int mSdkVersion = Build.VERSION.SDK_INT; 426 427 final Context mContext; 428 final boolean mFactoryTest; 429 final boolean mOnlyCore; 430 final boolean mLazyDexOpt; 431 final long mDexOptLRUThresholdInMills; 432 final DisplayMetrics mMetrics; 433 final int mDefParseFlags; 434 final String[] mSeparateProcesses; 435 final boolean mIsUpgrade; 436 437 // This is where all application persistent data goes. 438 final File mAppDataDir; 439 440 // This is where all application persistent data goes for secondary users. 441 final File mUserAppDataDir; 442 443 /** The location for ASEC container files on internal storage. */ 444 final String mAsecInternalPath; 445 446 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 447 // LOCK HELD. Can be called with mInstallLock held. 448 @GuardedBy("mInstallLock") 449 final Installer mInstaller; 450 451 /** Directory where installed third-party apps stored */ 452 final File mAppInstallDir; 453 454 /** 455 * Directory to which applications installed internally have their 456 * 32 bit native libraries copied. 457 */ 458 private File mAppLib32InstallDir; 459 460 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 461 // apps. 462 final File mDrmAppPrivateInstallDir; 463 464 // ---------------------------------------------------------------- 465 466 // Lock for state used when installing and doing other long running 467 // operations. Methods that must be called with this lock held have 468 // the suffix "LI". 469 final Object mInstallLock = new Object(); 470 471 // ---------------------------------------------------------------- 472 473 // Keys are String (package name), values are Package. This also serves 474 // as the lock for the global state. Methods that must be called with 475 // this lock held have the prefix "LP". 476 @GuardedBy("mPackages") 477 final ArrayMap<String, PackageParser.Package> mPackages = 478 new ArrayMap<String, PackageParser.Package>(); 479 480 // Tracks available target package names -> overlay package paths. 481 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 482 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 483 484 /** 485 * Tracks new system packages [received in an OTA] that we expect to 486 * find updated user-installed versions. Keys are package name, values 487 * are package location. 488 */ 489 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 490 491 /** 492 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 493 */ 494 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 495 /** 496 * Whether or not system app permissions should be promoted from install to runtime. 497 */ 498 boolean mPromoteSystemApps; 499 500 final Settings mSettings; 501 boolean mRestoredSettings; 502 503 // System configuration read by SystemConfig. 504 final int[] mGlobalGids; 505 final SparseArray<ArraySet<String>> mSystemPermissions; 506 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 507 508 // If mac_permissions.xml was found for seinfo labeling. 509 boolean mFoundPolicyFile; 510 511 // If a recursive restorecon of /data/data/<pkg> is needed. 512 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 513 514 public static final class SharedLibraryEntry { 515 public final String path; 516 public final String apk; 517 518 SharedLibraryEntry(String _path, String _apk) { 519 path = _path; 520 apk = _apk; 521 } 522 } 523 524 // Currently known shared libraries. 525 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 526 new ArrayMap<String, SharedLibraryEntry>(); 527 528 // All available activities, for your resolving pleasure. 529 final ActivityIntentResolver mActivities = 530 new ActivityIntentResolver(); 531 532 // All available receivers, for your resolving pleasure. 533 final ActivityIntentResolver mReceivers = 534 new ActivityIntentResolver(); 535 536 // All available services, for your resolving pleasure. 537 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 538 539 // All available providers, for your resolving pleasure. 540 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 541 542 // Mapping from provider base names (first directory in content URI codePath) 543 // to the provider information. 544 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 545 new ArrayMap<String, PackageParser.Provider>(); 546 547 // Mapping from instrumentation class names to info about them. 548 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 549 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 550 551 // Mapping from permission names to info about them. 552 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 553 new ArrayMap<String, PackageParser.PermissionGroup>(); 554 555 // Packages whose data we have transfered into another package, thus 556 // should no longer exist. 557 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 558 559 // Broadcast actions that are only available to the system. 560 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 561 562 /** List of packages waiting for verification. */ 563 final SparseArray<PackageVerificationState> mPendingVerification 564 = new SparseArray<PackageVerificationState>(); 565 566 /** Set of packages associated with each app op permission. */ 567 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 568 569 final PackageInstallerService mInstallerService; 570 571 private final PackageDexOptimizer mPackageDexOptimizer; 572 573 private AtomicInteger mNextMoveId = new AtomicInteger(); 574 private final MoveCallbacks mMoveCallbacks; 575 576 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 577 578 // Cache of users who need badging. 579 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 580 581 /** Token for keys in mPendingVerification. */ 582 private int mPendingVerificationToken = 0; 583 584 volatile boolean mSystemReady; 585 volatile boolean mSafeMode; 586 volatile boolean mHasSystemUidErrors; 587 588 ApplicationInfo mAndroidApplication; 589 final ActivityInfo mResolveActivity = new ActivityInfo(); 590 final ResolveInfo mResolveInfo = new ResolveInfo(); 591 ComponentName mResolveComponentName; 592 PackageParser.Package mPlatformPackage; 593 ComponentName mCustomResolverComponentName; 594 595 boolean mResolverReplaced = false; 596 597 private final ComponentName mIntentFilterVerifierComponent; 598 private int mIntentFilterVerificationToken = 0; 599 600 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 601 = new SparseArray<IntentFilterVerificationState>(); 602 603 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 604 new DefaultPermissionGrantPolicy(this); 605 606 private static class IFVerificationParams { 607 PackageParser.Package pkg; 608 boolean replacing; 609 int userId; 610 int verifierUid; 611 612 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 613 int _userId, int _verifierUid) { 614 pkg = _pkg; 615 replacing = _replacing; 616 userId = _userId; 617 replacing = _replacing; 618 verifierUid = _verifierUid; 619 } 620 } 621 622 private interface IntentFilterVerifier<T extends IntentFilter> { 623 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 624 T filter, String packageName); 625 void startVerifications(int userId); 626 void receiveVerificationResponse(int verificationId); 627 } 628 629 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 630 private Context mContext; 631 private ComponentName mIntentFilterVerifierComponent; 632 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 633 634 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 635 mContext = context; 636 mIntentFilterVerifierComponent = verifierComponent; 637 } 638 639 private String getDefaultScheme() { 640 return IntentFilter.SCHEME_HTTPS; 641 } 642 643 @Override 644 public void startVerifications(int userId) { 645 // Launch verifications requests 646 int count = mCurrentIntentFilterVerifications.size(); 647 for (int n=0; n<count; n++) { 648 int verificationId = mCurrentIntentFilterVerifications.get(n); 649 final IntentFilterVerificationState ivs = 650 mIntentFilterVerificationStates.get(verificationId); 651 652 String packageName = ivs.getPackageName(); 653 654 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 655 final int filterCount = filters.size(); 656 ArraySet<String> domainsSet = new ArraySet<>(); 657 for (int m=0; m<filterCount; m++) { 658 PackageParser.ActivityIntentInfo filter = filters.get(m); 659 domainsSet.addAll(filter.getHostsList()); 660 } 661 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 662 synchronized (mPackages) { 663 if (mSettings.createIntentFilterVerificationIfNeededLPw( 664 packageName, domainsList) != null) { 665 scheduleWriteSettingsLocked(); 666 } 667 } 668 sendVerificationRequest(userId, verificationId, ivs); 669 } 670 mCurrentIntentFilterVerifications.clear(); 671 } 672 673 private void sendVerificationRequest(int userId, int verificationId, 674 IntentFilterVerificationState ivs) { 675 676 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 677 verificationIntent.putExtra( 678 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 679 verificationId); 680 verificationIntent.putExtra( 681 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 682 getDefaultScheme()); 683 verificationIntent.putExtra( 684 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 685 ivs.getHostsString()); 686 verificationIntent.putExtra( 687 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 688 ivs.getPackageName()); 689 verificationIntent.setComponent(mIntentFilterVerifierComponent); 690 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 691 692 UserHandle user = new UserHandle(userId); 693 mContext.sendBroadcastAsUser(verificationIntent, user); 694 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 695 "Sending IntentFilter verification broadcast"); 696 } 697 698 public void receiveVerificationResponse(int verificationId) { 699 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 700 701 final boolean verified = ivs.isVerified(); 702 703 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 704 final int count = filters.size(); 705 if (DEBUG_DOMAIN_VERIFICATION) { 706 Slog.i(TAG, "Received verification response " + verificationId 707 + " for " + count + " filters, verified=" + verified); 708 } 709 for (int n=0; n<count; n++) { 710 PackageParser.ActivityIntentInfo filter = filters.get(n); 711 filter.setVerified(verified); 712 713 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 714 + " verified with result:" + verified + " and hosts:" 715 + ivs.getHostsString()); 716 } 717 718 mIntentFilterVerificationStates.remove(verificationId); 719 720 final String packageName = ivs.getPackageName(); 721 IntentFilterVerificationInfo ivi = null; 722 723 synchronized (mPackages) { 724 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 725 } 726 if (ivi == null) { 727 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 728 + verificationId + " packageName:" + packageName); 729 return; 730 } 731 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 732 "Updating IntentFilterVerificationInfo for package " + packageName 733 +" verificationId:" + verificationId); 734 735 synchronized (mPackages) { 736 if (verified) { 737 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 738 } else { 739 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 740 } 741 scheduleWriteSettingsLocked(); 742 743 final int userId = ivs.getUserId(); 744 if (userId != UserHandle.USER_ALL) { 745 final int userStatus = 746 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 747 748 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 749 boolean needUpdate = false; 750 751 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 752 // already been set by the User thru the Disambiguation dialog 753 switch (userStatus) { 754 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 755 if (verified) { 756 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 757 } else { 758 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 759 } 760 needUpdate = true; 761 break; 762 763 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 764 if (verified) { 765 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 766 needUpdate = true; 767 } 768 break; 769 770 default: 771 // Nothing to do 772 } 773 774 if (needUpdate) { 775 mSettings.updateIntentFilterVerificationStatusLPw( 776 packageName, updatedStatus, userId); 777 scheduleWritePackageRestrictionsLocked(userId); 778 } 779 } 780 } 781 } 782 783 @Override 784 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 785 ActivityIntentInfo filter, String packageName) { 786 if (!hasValidDomains(filter)) { 787 return false; 788 } 789 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 790 if (ivs == null) { 791 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 792 packageName); 793 } 794 if (DEBUG_DOMAIN_VERIFICATION) { 795 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 796 } 797 ivs.addFilter(filter); 798 return true; 799 } 800 801 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 802 int userId, int verificationId, String packageName) { 803 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 804 verifierUid, userId, packageName); 805 ivs.setPendingState(); 806 synchronized (mPackages) { 807 mIntentFilterVerificationStates.append(verificationId, ivs); 808 mCurrentIntentFilterVerifications.add(verificationId); 809 } 810 return ivs; 811 } 812 } 813 814 private static boolean hasValidDomains(ActivityIntentInfo filter) { 815 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 816 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 817 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 818 } 819 820 private IntentFilterVerifier mIntentFilterVerifier; 821 822 // Set of pending broadcasts for aggregating enable/disable of components. 823 static class PendingPackageBroadcasts { 824 // for each user id, a map of <package name -> components within that package> 825 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 826 827 public PendingPackageBroadcasts() { 828 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 829 } 830 831 public ArrayList<String> get(int userId, String packageName) { 832 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 833 return packages.get(packageName); 834 } 835 836 public void put(int userId, String packageName, ArrayList<String> components) { 837 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 838 packages.put(packageName, components); 839 } 840 841 public void remove(int userId, String packageName) { 842 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 843 if (packages != null) { 844 packages.remove(packageName); 845 } 846 } 847 848 public void remove(int userId) { 849 mUidMap.remove(userId); 850 } 851 852 public int userIdCount() { 853 return mUidMap.size(); 854 } 855 856 public int userIdAt(int n) { 857 return mUidMap.keyAt(n); 858 } 859 860 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 861 return mUidMap.get(userId); 862 } 863 864 public int size() { 865 // total number of pending broadcast entries across all userIds 866 int num = 0; 867 for (int i = 0; i< mUidMap.size(); i++) { 868 num += mUidMap.valueAt(i).size(); 869 } 870 return num; 871 } 872 873 public void clear() { 874 mUidMap.clear(); 875 } 876 877 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 878 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 879 if (map == null) { 880 map = new ArrayMap<String, ArrayList<String>>(); 881 mUidMap.put(userId, map); 882 } 883 return map; 884 } 885 } 886 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 887 888 // Service Connection to remote media container service to copy 889 // package uri's from external media onto secure containers 890 // or internal storage. 891 private IMediaContainerService mContainerService = null; 892 893 static final int SEND_PENDING_BROADCAST = 1; 894 static final int MCS_BOUND = 3; 895 static final int END_COPY = 4; 896 static final int INIT_COPY = 5; 897 static final int MCS_UNBIND = 6; 898 static final int START_CLEANING_PACKAGE = 7; 899 static final int FIND_INSTALL_LOC = 8; 900 static final int POST_INSTALL = 9; 901 static final int MCS_RECONNECT = 10; 902 static final int MCS_GIVE_UP = 11; 903 static final int UPDATED_MEDIA_STATUS = 12; 904 static final int WRITE_SETTINGS = 13; 905 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 906 static final int PACKAGE_VERIFIED = 15; 907 static final int CHECK_PENDING_VERIFICATION = 16; 908 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 909 static final int INTENT_FILTER_VERIFIED = 18; 910 911 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 912 913 // Delay time in millisecs 914 static final int BROADCAST_DELAY = 10 * 1000; 915 916 static UserManagerService sUserManager; 917 918 // Stores a list of users whose package restrictions file needs to be updated 919 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 920 921 final private DefaultContainerConnection mDefContainerConn = 922 new DefaultContainerConnection(); 923 class DefaultContainerConnection implements ServiceConnection { 924 public void onServiceConnected(ComponentName name, IBinder service) { 925 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 926 IMediaContainerService imcs = 927 IMediaContainerService.Stub.asInterface(service); 928 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 929 } 930 931 public void onServiceDisconnected(ComponentName name) { 932 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 933 } 934 } 935 936 // Recordkeeping of restore-after-install operations that are currently in flight 937 // between the Package Manager and the Backup Manager 938 class PostInstallData { 939 public InstallArgs args; 940 public PackageInstalledInfo res; 941 942 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 943 args = _a; 944 res = _r; 945 } 946 } 947 948 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 949 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 950 951 // XML tags for backup/restore of various bits of state 952 private static final String TAG_PREFERRED_BACKUP = "pa"; 953 private static final String TAG_DEFAULT_APPS = "da"; 954 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 955 956 final String mRequiredVerifierPackage; 957 final String mRequiredInstallerPackage; 958 959 private final PackageUsage mPackageUsage = new PackageUsage(); 960 961 private class PackageUsage { 962 private static final int WRITE_INTERVAL 963 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 964 965 private final Object mFileLock = new Object(); 966 private final AtomicLong mLastWritten = new AtomicLong(0); 967 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 968 969 private boolean mIsHistoricalPackageUsageAvailable = true; 970 971 boolean isHistoricalPackageUsageAvailable() { 972 return mIsHistoricalPackageUsageAvailable; 973 } 974 975 void write(boolean force) { 976 if (force) { 977 writeInternal(); 978 return; 979 } 980 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 981 && !DEBUG_DEXOPT) { 982 return; 983 } 984 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 985 new Thread("PackageUsage_DiskWriter") { 986 @Override 987 public void run() { 988 try { 989 writeInternal(); 990 } finally { 991 mBackgroundWriteRunning.set(false); 992 } 993 } 994 }.start(); 995 } 996 } 997 998 private void writeInternal() { 999 synchronized (mPackages) { 1000 synchronized (mFileLock) { 1001 AtomicFile file = getFile(); 1002 FileOutputStream f = null; 1003 try { 1004 f = file.startWrite(); 1005 BufferedOutputStream out = new BufferedOutputStream(f); 1006 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1007 StringBuilder sb = new StringBuilder(); 1008 for (PackageParser.Package pkg : mPackages.values()) { 1009 if (pkg.mLastPackageUsageTimeInMills == 0) { 1010 continue; 1011 } 1012 sb.setLength(0); 1013 sb.append(pkg.packageName); 1014 sb.append(' '); 1015 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1016 sb.append('\n'); 1017 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1018 } 1019 out.flush(); 1020 file.finishWrite(f); 1021 } catch (IOException e) { 1022 if (f != null) { 1023 file.failWrite(f); 1024 } 1025 Log.e(TAG, "Failed to write package usage times", e); 1026 } 1027 } 1028 } 1029 mLastWritten.set(SystemClock.elapsedRealtime()); 1030 } 1031 1032 void readLP() { 1033 synchronized (mFileLock) { 1034 AtomicFile file = getFile(); 1035 BufferedInputStream in = null; 1036 try { 1037 in = new BufferedInputStream(file.openRead()); 1038 StringBuffer sb = new StringBuffer(); 1039 while (true) { 1040 String packageName = readToken(in, sb, ' '); 1041 if (packageName == null) { 1042 break; 1043 } 1044 String timeInMillisString = readToken(in, sb, '\n'); 1045 if (timeInMillisString == null) { 1046 throw new IOException("Failed to find last usage time for package " 1047 + packageName); 1048 } 1049 PackageParser.Package pkg = mPackages.get(packageName); 1050 if (pkg == null) { 1051 continue; 1052 } 1053 long timeInMillis; 1054 try { 1055 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1056 } catch (NumberFormatException e) { 1057 throw new IOException("Failed to parse " + timeInMillisString 1058 + " as a long.", e); 1059 } 1060 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1061 } 1062 } catch (FileNotFoundException expected) { 1063 mIsHistoricalPackageUsageAvailable = false; 1064 } catch (IOException e) { 1065 Log.w(TAG, "Failed to read package usage times", e); 1066 } finally { 1067 IoUtils.closeQuietly(in); 1068 } 1069 } 1070 mLastWritten.set(SystemClock.elapsedRealtime()); 1071 } 1072 1073 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1074 throws IOException { 1075 sb.setLength(0); 1076 while (true) { 1077 int ch = in.read(); 1078 if (ch == -1) { 1079 if (sb.length() == 0) { 1080 return null; 1081 } 1082 throw new IOException("Unexpected EOF"); 1083 } 1084 if (ch == endOfToken) { 1085 return sb.toString(); 1086 } 1087 sb.append((char)ch); 1088 } 1089 } 1090 1091 private AtomicFile getFile() { 1092 File dataDir = Environment.getDataDirectory(); 1093 File systemDir = new File(dataDir, "system"); 1094 File fname = new File(systemDir, "package-usage.list"); 1095 return new AtomicFile(fname); 1096 } 1097 } 1098 1099 class PackageHandler extends Handler { 1100 private boolean mBound = false; 1101 final ArrayList<HandlerParams> mPendingInstalls = 1102 new ArrayList<HandlerParams>(); 1103 1104 private boolean connectToService() { 1105 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1106 " DefaultContainerService"); 1107 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1108 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1109 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1110 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1112 mBound = true; 1113 return true; 1114 } 1115 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1116 return false; 1117 } 1118 1119 private void disconnectService() { 1120 mContainerService = null; 1121 mBound = false; 1122 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1123 mContext.unbindService(mDefContainerConn); 1124 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1125 } 1126 1127 PackageHandler(Looper looper) { 1128 super(looper); 1129 } 1130 1131 public void handleMessage(Message msg) { 1132 try { 1133 doHandleMessage(msg); 1134 } finally { 1135 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1136 } 1137 } 1138 1139 void doHandleMessage(Message msg) { 1140 switch (msg.what) { 1141 case INIT_COPY: { 1142 HandlerParams params = (HandlerParams) msg.obj; 1143 int idx = mPendingInstalls.size(); 1144 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1145 // If a bind was already initiated we dont really 1146 // need to do anything. The pending install 1147 // will be processed later on. 1148 if (!mBound) { 1149 // If this is the only one pending we might 1150 // have to bind to the service again. 1151 if (!connectToService()) { 1152 Slog.e(TAG, "Failed to bind to media container service"); 1153 params.serviceError(); 1154 return; 1155 } else { 1156 // Once we bind to the service, the first 1157 // pending request will be processed. 1158 mPendingInstalls.add(idx, params); 1159 } 1160 } else { 1161 mPendingInstalls.add(idx, params); 1162 // Already bound to the service. Just make 1163 // sure we trigger off processing the first request. 1164 if (idx == 0) { 1165 mHandler.sendEmptyMessage(MCS_BOUND); 1166 } 1167 } 1168 break; 1169 } 1170 case MCS_BOUND: { 1171 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1172 if (msg.obj != null) { 1173 mContainerService = (IMediaContainerService) msg.obj; 1174 } 1175 if (mContainerService == null) { 1176 if (!mBound) { 1177 // Something seriously wrong since we are not bound and we are not 1178 // waiting for connection. Bail out. 1179 Slog.e(TAG, "Cannot bind to media container service"); 1180 for (HandlerParams params : mPendingInstalls) { 1181 // Indicate service bind error 1182 params.serviceError(); 1183 } 1184 mPendingInstalls.clear(); 1185 } else { 1186 Slog.w(TAG, "Waiting to connect to media container service"); 1187 } 1188 } else if (mPendingInstalls.size() > 0) { 1189 HandlerParams params = mPendingInstalls.get(0); 1190 if (params != null) { 1191 if (params.startCopy()) { 1192 // We are done... look for more work or to 1193 // go idle. 1194 if (DEBUG_SD_INSTALL) Log.i(TAG, 1195 "Checking for more work or unbind..."); 1196 // Delete pending install 1197 if (mPendingInstalls.size() > 0) { 1198 mPendingInstalls.remove(0); 1199 } 1200 if (mPendingInstalls.size() == 0) { 1201 if (mBound) { 1202 if (DEBUG_SD_INSTALL) Log.i(TAG, 1203 "Posting delayed MCS_UNBIND"); 1204 removeMessages(MCS_UNBIND); 1205 Message ubmsg = obtainMessage(MCS_UNBIND); 1206 // Unbind after a little delay, to avoid 1207 // continual thrashing. 1208 sendMessageDelayed(ubmsg, 10000); 1209 } 1210 } else { 1211 // There are more pending requests in queue. 1212 // Just post MCS_BOUND message to trigger processing 1213 // of next pending install. 1214 if (DEBUG_SD_INSTALL) Log.i(TAG, 1215 "Posting MCS_BOUND for next work"); 1216 mHandler.sendEmptyMessage(MCS_BOUND); 1217 } 1218 } 1219 } 1220 } else { 1221 // Should never happen ideally. 1222 Slog.w(TAG, "Empty queue"); 1223 } 1224 break; 1225 } 1226 case MCS_RECONNECT: { 1227 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1228 if (mPendingInstalls.size() > 0) { 1229 if (mBound) { 1230 disconnectService(); 1231 } 1232 if (!connectToService()) { 1233 Slog.e(TAG, "Failed to bind to media container service"); 1234 for (HandlerParams params : mPendingInstalls) { 1235 // Indicate service bind error 1236 params.serviceError(); 1237 } 1238 mPendingInstalls.clear(); 1239 } 1240 } 1241 break; 1242 } 1243 case MCS_UNBIND: { 1244 // If there is no actual work left, then time to unbind. 1245 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1246 1247 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1248 if (mBound) { 1249 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1250 1251 disconnectService(); 1252 } 1253 } else if (mPendingInstalls.size() > 0) { 1254 // There are more pending requests in queue. 1255 // Just post MCS_BOUND message to trigger processing 1256 // of next pending install. 1257 mHandler.sendEmptyMessage(MCS_BOUND); 1258 } 1259 1260 break; 1261 } 1262 case MCS_GIVE_UP: { 1263 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1264 mPendingInstalls.remove(0); 1265 break; 1266 } 1267 case SEND_PENDING_BROADCAST: { 1268 String packages[]; 1269 ArrayList<String> components[]; 1270 int size = 0; 1271 int uids[]; 1272 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1273 synchronized (mPackages) { 1274 if (mPendingBroadcasts == null) { 1275 return; 1276 } 1277 size = mPendingBroadcasts.size(); 1278 if (size <= 0) { 1279 // Nothing to be done. Just return 1280 return; 1281 } 1282 packages = new String[size]; 1283 components = new ArrayList[size]; 1284 uids = new int[size]; 1285 int i = 0; // filling out the above arrays 1286 1287 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1288 int packageUserId = mPendingBroadcasts.userIdAt(n); 1289 Iterator<Map.Entry<String, ArrayList<String>>> it 1290 = mPendingBroadcasts.packagesForUserId(packageUserId) 1291 .entrySet().iterator(); 1292 while (it.hasNext() && i < size) { 1293 Map.Entry<String, ArrayList<String>> ent = it.next(); 1294 packages[i] = ent.getKey(); 1295 components[i] = ent.getValue(); 1296 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1297 uids[i] = (ps != null) 1298 ? UserHandle.getUid(packageUserId, ps.appId) 1299 : -1; 1300 i++; 1301 } 1302 } 1303 size = i; 1304 mPendingBroadcasts.clear(); 1305 } 1306 // Send broadcasts 1307 for (int i = 0; i < size; i++) { 1308 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1309 } 1310 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1311 break; 1312 } 1313 case START_CLEANING_PACKAGE: { 1314 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1315 final String packageName = (String)msg.obj; 1316 final int userId = msg.arg1; 1317 final boolean andCode = msg.arg2 != 0; 1318 synchronized (mPackages) { 1319 if (userId == UserHandle.USER_ALL) { 1320 int[] users = sUserManager.getUserIds(); 1321 for (int user : users) { 1322 mSettings.addPackageToCleanLPw( 1323 new PackageCleanItem(user, packageName, andCode)); 1324 } 1325 } else { 1326 mSettings.addPackageToCleanLPw( 1327 new PackageCleanItem(userId, packageName, andCode)); 1328 } 1329 } 1330 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1331 startCleaningPackages(); 1332 } break; 1333 case POST_INSTALL: { 1334 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1335 PostInstallData data = mRunningInstalls.get(msg.arg1); 1336 mRunningInstalls.delete(msg.arg1); 1337 boolean deleteOld = false; 1338 1339 if (data != null) { 1340 InstallArgs args = data.args; 1341 PackageInstalledInfo res = data.res; 1342 1343 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1344 final String packageName = res.pkg.applicationInfo.packageName; 1345 res.removedInfo.sendBroadcast(false, true, false); 1346 Bundle extras = new Bundle(1); 1347 extras.putInt(Intent.EXTRA_UID, res.uid); 1348 1349 // Now that we successfully installed the package, grant runtime 1350 // permissions if requested before broadcasting the install. 1351 if ((args.installFlags 1352 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1353 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1354 args.installGrantPermissions); 1355 } 1356 1357 // Determine the set of users who are adding this 1358 // package for the first time vs. those who are seeing 1359 // an update. 1360 int[] firstUsers; 1361 int[] updateUsers = new int[0]; 1362 if (res.origUsers == null || res.origUsers.length == 0) { 1363 firstUsers = res.newUsers; 1364 } else { 1365 firstUsers = new int[0]; 1366 for (int i=0; i<res.newUsers.length; i++) { 1367 int user = res.newUsers[i]; 1368 boolean isNew = true; 1369 for (int j=0; j<res.origUsers.length; j++) { 1370 if (res.origUsers[j] == user) { 1371 isNew = false; 1372 break; 1373 } 1374 } 1375 if (isNew) { 1376 int[] newFirst = new int[firstUsers.length+1]; 1377 System.arraycopy(firstUsers, 0, newFirst, 0, 1378 firstUsers.length); 1379 newFirst[firstUsers.length] = user; 1380 firstUsers = newFirst; 1381 } else { 1382 int[] newUpdate = new int[updateUsers.length+1]; 1383 System.arraycopy(updateUsers, 0, newUpdate, 0, 1384 updateUsers.length); 1385 newUpdate[updateUsers.length] = user; 1386 updateUsers = newUpdate; 1387 } 1388 } 1389 } 1390 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1391 packageName, extras, null, null, firstUsers); 1392 final boolean update = res.removedInfo.removedPackage != null; 1393 if (update) { 1394 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1395 } 1396 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1397 packageName, extras, null, null, updateUsers); 1398 if (update) { 1399 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1400 packageName, extras, null, null, updateUsers); 1401 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1402 null, null, packageName, null, updateUsers); 1403 1404 // treat asec-hosted packages like removable media on upgrade 1405 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1406 if (DEBUG_INSTALL) { 1407 Slog.i(TAG, "upgrading pkg " + res.pkg 1408 + " is ASEC-hosted -> AVAILABLE"); 1409 } 1410 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1411 ArrayList<String> pkgList = new ArrayList<String>(1); 1412 pkgList.add(packageName); 1413 sendResourcesChangedBroadcast(true, true, 1414 pkgList,uidArray, null); 1415 } 1416 } 1417 if (res.removedInfo.args != null) { 1418 // Remove the replaced package's older resources safely now 1419 deleteOld = true; 1420 } 1421 1422 // If this app is a browser and it's newly-installed for some 1423 // users, clear any default-browser state in those users 1424 if (firstUsers.length > 0) { 1425 // the app's nature doesn't depend on the user, so we can just 1426 // check its browser nature in any user and generalize. 1427 if (packageIsBrowser(packageName, firstUsers[0])) { 1428 synchronized (mPackages) { 1429 for (int userId : firstUsers) { 1430 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1431 } 1432 } 1433 } 1434 } 1435 // Log current value of "unknown sources" setting 1436 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1437 getUnknownSourcesSettings()); 1438 } 1439 // Force a gc to clear up things 1440 Runtime.getRuntime().gc(); 1441 // We delete after a gc for applications on sdcard. 1442 if (deleteOld) { 1443 synchronized (mInstallLock) { 1444 res.removedInfo.args.doPostDeleteLI(true); 1445 } 1446 } 1447 if (args.observer != null) { 1448 try { 1449 Bundle extras = extrasForInstallResult(res); 1450 args.observer.onPackageInstalled(res.name, res.returnCode, 1451 res.returnMsg, extras); 1452 } catch (RemoteException e) { 1453 Slog.i(TAG, "Observer no longer exists."); 1454 } 1455 } 1456 } else { 1457 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1458 } 1459 } break; 1460 case UPDATED_MEDIA_STATUS: { 1461 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1462 boolean reportStatus = msg.arg1 == 1; 1463 boolean doGc = msg.arg2 == 1; 1464 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1465 if (doGc) { 1466 // Force a gc to clear up stale containers. 1467 Runtime.getRuntime().gc(); 1468 } 1469 if (msg.obj != null) { 1470 @SuppressWarnings("unchecked") 1471 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1472 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1473 // Unload containers 1474 unloadAllContainers(args); 1475 } 1476 if (reportStatus) { 1477 try { 1478 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1479 PackageHelper.getMountService().finishMediaUpdate(); 1480 } catch (RemoteException e) { 1481 Log.e(TAG, "MountService not running?"); 1482 } 1483 } 1484 } break; 1485 case WRITE_SETTINGS: { 1486 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1487 synchronized (mPackages) { 1488 removeMessages(WRITE_SETTINGS); 1489 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1490 mSettings.writeLPr(); 1491 mDirtyUsers.clear(); 1492 } 1493 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1494 } break; 1495 case WRITE_PACKAGE_RESTRICTIONS: { 1496 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1497 synchronized (mPackages) { 1498 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1499 for (int userId : mDirtyUsers) { 1500 mSettings.writePackageRestrictionsLPr(userId); 1501 } 1502 mDirtyUsers.clear(); 1503 } 1504 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1505 } break; 1506 case CHECK_PENDING_VERIFICATION: { 1507 final int verificationId = msg.arg1; 1508 final PackageVerificationState state = mPendingVerification.get(verificationId); 1509 1510 if ((state != null) && !state.timeoutExtended()) { 1511 final InstallArgs args = state.getInstallArgs(); 1512 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1513 1514 Slog.i(TAG, "Verification timed out for " + originUri); 1515 mPendingVerification.remove(verificationId); 1516 1517 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1518 1519 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1520 Slog.i(TAG, "Continuing with installation of " + originUri); 1521 state.setVerifierResponse(Binder.getCallingUid(), 1522 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1523 broadcastPackageVerified(verificationId, originUri, 1524 PackageManager.VERIFICATION_ALLOW, 1525 state.getInstallArgs().getUser()); 1526 try { 1527 ret = args.copyApk(mContainerService, true); 1528 } catch (RemoteException e) { 1529 Slog.e(TAG, "Could not contact the ContainerService"); 1530 } 1531 } else { 1532 broadcastPackageVerified(verificationId, originUri, 1533 PackageManager.VERIFICATION_REJECT, 1534 state.getInstallArgs().getUser()); 1535 } 1536 1537 processPendingInstall(args, ret); 1538 mHandler.sendEmptyMessage(MCS_UNBIND); 1539 } 1540 break; 1541 } 1542 case PACKAGE_VERIFIED: { 1543 final int verificationId = msg.arg1; 1544 1545 final PackageVerificationState state = mPendingVerification.get(verificationId); 1546 if (state == null) { 1547 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1548 break; 1549 } 1550 1551 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1552 1553 state.setVerifierResponse(response.callerUid, response.code); 1554 1555 if (state.isVerificationComplete()) { 1556 mPendingVerification.remove(verificationId); 1557 1558 final InstallArgs args = state.getInstallArgs(); 1559 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1560 1561 int ret; 1562 if (state.isInstallAllowed()) { 1563 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1564 broadcastPackageVerified(verificationId, originUri, 1565 response.code, state.getInstallArgs().getUser()); 1566 try { 1567 ret = args.copyApk(mContainerService, true); 1568 } catch (RemoteException e) { 1569 Slog.e(TAG, "Could not contact the ContainerService"); 1570 } 1571 } else { 1572 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1573 } 1574 1575 processPendingInstall(args, ret); 1576 1577 mHandler.sendEmptyMessage(MCS_UNBIND); 1578 } 1579 1580 break; 1581 } 1582 case START_INTENT_FILTER_VERIFICATIONS: { 1583 IFVerificationParams params = (IFVerificationParams) msg.obj; 1584 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1585 params.replacing, params.pkg); 1586 break; 1587 } 1588 case INTENT_FILTER_VERIFIED: { 1589 final int verificationId = msg.arg1; 1590 1591 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1592 verificationId); 1593 if (state == null) { 1594 Slog.w(TAG, "Invalid IntentFilter verification token " 1595 + verificationId + " received"); 1596 break; 1597 } 1598 1599 final int userId = state.getUserId(); 1600 1601 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1602 "Processing IntentFilter verification with token:" 1603 + verificationId + " and userId:" + userId); 1604 1605 final IntentFilterVerificationResponse response = 1606 (IntentFilterVerificationResponse) msg.obj; 1607 1608 state.setVerifierResponse(response.callerUid, response.code); 1609 1610 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1611 "IntentFilter verification with token:" + verificationId 1612 + " and userId:" + userId 1613 + " is settings verifier response with response code:" 1614 + response.code); 1615 1616 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1617 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1618 + response.getFailedDomainsString()); 1619 } 1620 1621 if (state.isVerificationComplete()) { 1622 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1623 } else { 1624 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1625 "IntentFilter verification with token:" + verificationId 1626 + " was not said to be complete"); 1627 } 1628 1629 break; 1630 } 1631 } 1632 } 1633 } 1634 1635 private StorageEventListener mStorageListener = new StorageEventListener() { 1636 @Override 1637 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1638 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1639 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1640 final String volumeUuid = vol.getFsUuid(); 1641 1642 // Clean up any users or apps that were removed or recreated 1643 // while this volume was missing 1644 reconcileUsers(volumeUuid); 1645 reconcileApps(volumeUuid); 1646 1647 // Clean up any install sessions that expired or were 1648 // cancelled while this volume was missing 1649 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1650 1651 loadPrivatePackages(vol); 1652 1653 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1654 unloadPrivatePackages(vol); 1655 } 1656 } 1657 1658 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1659 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1660 updateExternalMediaStatus(true, false); 1661 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1662 updateExternalMediaStatus(false, false); 1663 } 1664 } 1665 } 1666 1667 @Override 1668 public void onVolumeForgotten(String fsUuid) { 1669 if (TextUtils.isEmpty(fsUuid)) { 1670 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1671 return; 1672 } 1673 1674 // Remove any apps installed on the forgotten volume 1675 synchronized (mPackages) { 1676 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1677 for (PackageSetting ps : packages) { 1678 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1679 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1680 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1681 } 1682 1683 mSettings.onVolumeForgotten(fsUuid); 1684 mSettings.writeLPr(); 1685 } 1686 } 1687 }; 1688 1689 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1690 String[] grantedPermissions) { 1691 if (userId >= UserHandle.USER_OWNER) { 1692 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1693 } else if (userId == UserHandle.USER_ALL) { 1694 final int[] userIds; 1695 synchronized (mPackages) { 1696 userIds = UserManagerService.getInstance().getUserIds(); 1697 } 1698 for (int someUserId : userIds) { 1699 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1700 } 1701 } 1702 1703 // We could have touched GID membership, so flush out packages.list 1704 synchronized (mPackages) { 1705 mSettings.writePackageListLPr(); 1706 } 1707 } 1708 1709 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1710 String[] grantedPermissions) { 1711 SettingBase sb = (SettingBase) pkg.mExtras; 1712 if (sb == null) { 1713 return; 1714 } 1715 1716 synchronized (mPackages) { 1717 for (String permission : pkg.requestedPermissions) { 1718 BasePermission bp = mSettings.mPermissions.get(permission); 1719 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1720 && (grantedPermissions == null 1721 || ArrayUtils.contains(grantedPermissions, permission))) { 1722 grantRuntimePermission(pkg.packageName, permission, userId); 1723 } 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, true, dexCodeInstructionSet, dexoptNeeded, false); 1984 } 1985 } catch (FileNotFoundException e) { 1986 Slog.w(TAG, "Library not found: " + lib); 1987 } catch (IOException e) { 1988 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1989 + e.getMessage()); 1990 } 1991 } 1992 } 1993 } 1994 1995 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1996 1997 // Gross hack for now: we know this file doesn't contain any 1998 // code, so don't dexopt it to avoid the resulting log spew. 1999 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 2000 2001 // Gross hack for now: we know this file is only part of 2002 // the boot class path for art, so don't dexopt it to 2003 // avoid the resulting log spew. 2004 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 2005 2006 /** 2007 * There are a number of commands implemented in Java, which 2008 * we currently need to do the dexopt on so that they can be 2009 * run from a non-root shell. 2010 */ 2011 String[] frameworkFiles = frameworkDir.list(); 2012 if (frameworkFiles != null) { 2013 // TODO: We could compile these only for the most preferred ABI. We should 2014 // first double check that the dex files for these commands are not referenced 2015 // by other system apps. 2016 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2017 for (int i=0; i<frameworkFiles.length; i++) { 2018 File libPath = new File(frameworkDir, frameworkFiles[i]); 2019 String path = libPath.getPath(); 2020 // Skip the file if we already did it. 2021 if (alreadyDexOpted.contains(path)) { 2022 continue; 2023 } 2024 // Skip the file if it is not a type we want to dexopt. 2025 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2026 continue; 2027 } 2028 try { 2029 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2030 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2031 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded, false); 2032 } 2033 } catch (FileNotFoundException e) { 2034 Slog.w(TAG, "Jar not found: " + path); 2035 } catch (IOException e) { 2036 Slog.w(TAG, "Exception reading jar: " + path, e); 2037 } 2038 } 2039 } 2040 } 2041 2042 final VersionInfo ver = mSettings.getInternalVersion(); 2043 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2044 // when upgrading from pre-M, promote system app permissions from install to runtime 2045 mPromoteSystemApps = 2046 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2047 2048 // save off the names of pre-existing system packages prior to scanning; we don't 2049 // want to automatically grant runtime permissions for new system apps 2050 if (mPromoteSystemApps) { 2051 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2052 while (pkgSettingIter.hasNext()) { 2053 PackageSetting ps = pkgSettingIter.next(); 2054 if (isSystemApp(ps)) { 2055 mExistingSystemPackages.add(ps.name); 2056 } 2057 } 2058 } 2059 2060 // Collect vendor overlay packages. 2061 // (Do this before scanning any apps.) 2062 // For security and version matching reason, only consider 2063 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2064 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2065 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2066 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2067 2068 // Find base frameworks (resource packages without code). 2069 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2070 | PackageParser.PARSE_IS_SYSTEM_DIR 2071 | PackageParser.PARSE_IS_PRIVILEGED, 2072 scanFlags | SCAN_NO_DEX, 0); 2073 2074 // Collected privileged system packages. 2075 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2076 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2077 | PackageParser.PARSE_IS_SYSTEM_DIR 2078 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2079 2080 // Collect ordinary system packages. 2081 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2082 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2083 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2084 2085 // Collect all vendor packages. 2086 File vendorAppDir = new File("/vendor/app"); 2087 try { 2088 vendorAppDir = vendorAppDir.getCanonicalFile(); 2089 } catch (IOException e) { 2090 // failed to look up canonical path, continue with original one 2091 } 2092 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2093 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2094 2095 // Collect all OEM packages. 2096 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2097 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2098 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2099 2100 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2101 mInstaller.moveFiles(); 2102 2103 // Prune any system packages that no longer exist. 2104 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2105 if (!mOnlyCore) { 2106 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2107 while (psit.hasNext()) { 2108 PackageSetting ps = psit.next(); 2109 2110 /* 2111 * If this is not a system app, it can't be a 2112 * disable system app. 2113 */ 2114 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2115 continue; 2116 } 2117 2118 /* 2119 * If the package is scanned, it's not erased. 2120 */ 2121 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2122 if (scannedPkg != null) { 2123 /* 2124 * If the system app is both scanned and in the 2125 * disabled packages list, then it must have been 2126 * added via OTA. Remove it from the currently 2127 * scanned package so the previously user-installed 2128 * application can be scanned. 2129 */ 2130 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2131 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2132 + ps.name + "; removing system app. Last known codePath=" 2133 + ps.codePathString + ", installStatus=" + ps.installStatus 2134 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2135 + scannedPkg.mVersionCode); 2136 removePackageLI(ps, true); 2137 mExpectingBetter.put(ps.name, ps.codePath); 2138 } 2139 2140 continue; 2141 } 2142 2143 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2144 psit.remove(); 2145 logCriticalInfo(Log.WARN, "System package " + ps.name 2146 + " no longer exists; wiping its data"); 2147 removeDataDirsLI(null, ps.name); 2148 } else { 2149 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2150 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2151 possiblyDeletedUpdatedSystemApps.add(ps.name); 2152 } 2153 } 2154 } 2155 } 2156 2157 //look for any incomplete package installations 2158 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2159 //clean up list 2160 for(int i = 0; i < deletePkgsList.size(); i++) { 2161 //clean up here 2162 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2163 } 2164 //delete tmp files 2165 deleteTempPackageFiles(); 2166 2167 // Remove any shared userIDs that have no associated packages 2168 mSettings.pruneSharedUsersLPw(); 2169 2170 if (!mOnlyCore) { 2171 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2172 SystemClock.uptimeMillis()); 2173 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2174 2175 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2176 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2177 2178 /** 2179 * Remove disable package settings for any updated system 2180 * apps that were removed via an OTA. If they're not a 2181 * previously-updated app, remove them completely. 2182 * Otherwise, just revoke their system-level permissions. 2183 */ 2184 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2185 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2186 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2187 2188 String msg; 2189 if (deletedPkg == null) { 2190 msg = "Updated system package " + deletedAppName 2191 + " no longer exists; wiping its data"; 2192 removeDataDirsLI(null, deletedAppName); 2193 } else { 2194 msg = "Updated system app + " + deletedAppName 2195 + " no longer present; removing system privileges for " 2196 + deletedAppName; 2197 2198 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2199 2200 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2201 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2202 } 2203 logCriticalInfo(Log.WARN, msg); 2204 } 2205 2206 /** 2207 * Make sure all system apps that we expected to appear on 2208 * the userdata partition actually showed up. If they never 2209 * appeared, crawl back and revive the system version. 2210 */ 2211 for (int i = 0; i < mExpectingBetter.size(); i++) { 2212 final String packageName = mExpectingBetter.keyAt(i); 2213 if (!mPackages.containsKey(packageName)) { 2214 final File scanFile = mExpectingBetter.valueAt(i); 2215 2216 logCriticalInfo(Log.WARN, "Expected better " + packageName 2217 + " but never showed up; reverting to system"); 2218 2219 final int reparseFlags; 2220 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2221 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2222 | PackageParser.PARSE_IS_SYSTEM_DIR 2223 | PackageParser.PARSE_IS_PRIVILEGED; 2224 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2225 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2226 | PackageParser.PARSE_IS_SYSTEM_DIR; 2227 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2228 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2229 | PackageParser.PARSE_IS_SYSTEM_DIR; 2230 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2231 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2232 | PackageParser.PARSE_IS_SYSTEM_DIR; 2233 } else { 2234 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2235 continue; 2236 } 2237 2238 mSettings.enableSystemPackageLPw(packageName); 2239 2240 try { 2241 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2242 } catch (PackageManagerException e) { 2243 Slog.e(TAG, "Failed to parse original system package: " 2244 + e.getMessage()); 2245 } 2246 } 2247 } 2248 } 2249 mExpectingBetter.clear(); 2250 2251 // Now that we know all of the shared libraries, update all clients to have 2252 // the correct library paths. 2253 updateAllSharedLibrariesLPw(); 2254 2255 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2256 // NOTE: We ignore potential failures here during a system scan (like 2257 // the rest of the commands above) because there's precious little we 2258 // can do about it. A settings error is reported, though. 2259 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2260 false /* force dexopt */, false /* defer dexopt */, 2261 false /* boot complete */); 2262 } 2263 2264 // Now that we know all the packages we are keeping, 2265 // read and update their last usage times. 2266 mPackageUsage.readLP(); 2267 2268 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2269 SystemClock.uptimeMillis()); 2270 Slog.i(TAG, "Time to scan packages: " 2271 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2272 + " seconds"); 2273 2274 // If the platform SDK has changed since the last time we booted, 2275 // we need to re-grant app permission to catch any new ones that 2276 // appear. This is really a hack, and means that apps can in some 2277 // cases get permissions that the user didn't initially explicitly 2278 // allow... it would be nice to have some better way to handle 2279 // this situation. 2280 int updateFlags = UPDATE_PERMISSIONS_ALL; 2281 if (ver.sdkVersion != mSdkVersion) { 2282 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2283 + mSdkVersion + "; regranting permissions for internal storage"); 2284 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2285 } 2286 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2287 ver.sdkVersion = mSdkVersion; 2288 2289 // If this is the first boot or an update from pre-M, and it is a normal 2290 // boot, then we need to initialize the default preferred apps across 2291 // all defined users. 2292 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2293 for (UserInfo user : sUserManager.getUsers(true)) { 2294 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2295 applyFactoryDefaultBrowserLPw(user.id); 2296 primeDomainVerificationsLPw(user.id); 2297 } 2298 } 2299 2300 // If this is first boot after an OTA, and a normal boot, then 2301 // we need to clear code cache directories. 2302 if (mIsUpgrade && !onlyCore) { 2303 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2304 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2305 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2306 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2307 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2308 } 2309 } 2310 ver.fingerprint = Build.FINGERPRINT; 2311 } 2312 2313 checkDefaultBrowser(); 2314 2315 // clear only after permissions and other defaults have been updated 2316 mExistingSystemPackages.clear(); 2317 mPromoteSystemApps = false; 2318 2319 // All the changes are done during package scanning. 2320 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2321 2322 // can downgrade to reader 2323 mSettings.writeLPr(); 2324 2325 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2326 SystemClock.uptimeMillis()); 2327 2328 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2329 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2330 2331 mInstallerService = new PackageInstallerService(context, this); 2332 2333 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2334 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2335 mIntentFilterVerifierComponent); 2336 2337 } // synchronized (mPackages) 2338 } // synchronized (mInstallLock) 2339 2340 // Now after opening every single application zip, make sure they 2341 // are all flushed. Not really needed, but keeps things nice and 2342 // tidy. 2343 Runtime.getRuntime().gc(); 2344 2345 // Expose private service for system components to use. 2346 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2347 } 2348 2349 @Override 2350 public boolean isFirstBoot() { 2351 return !mRestoredSettings; 2352 } 2353 2354 @Override 2355 public boolean isOnlyCoreApps() { 2356 return mOnlyCore; 2357 } 2358 2359 @Override 2360 public boolean isUpgrade() { 2361 return mIsUpgrade; 2362 } 2363 2364 private String getRequiredVerifierLPr() { 2365 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2366 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2367 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2368 2369 String requiredVerifier = null; 2370 2371 final int N = receivers.size(); 2372 for (int i = 0; i < N; i++) { 2373 final ResolveInfo info = receivers.get(i); 2374 2375 if (info.activityInfo == null) { 2376 continue; 2377 } 2378 2379 final String packageName = info.activityInfo.packageName; 2380 2381 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2382 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2383 continue; 2384 } 2385 2386 if (requiredVerifier != null) { 2387 throw new RuntimeException("There can be only one required verifier"); 2388 } 2389 2390 requiredVerifier = packageName; 2391 } 2392 2393 return requiredVerifier; 2394 } 2395 2396 private String getRequiredInstallerLPr() { 2397 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2398 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2399 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2400 2401 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2402 PACKAGE_MIME_TYPE, 0, 0); 2403 2404 String requiredInstaller = null; 2405 2406 final int N = installers.size(); 2407 for (int i = 0; i < N; i++) { 2408 final ResolveInfo info = installers.get(i); 2409 final String packageName = info.activityInfo.packageName; 2410 2411 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2412 continue; 2413 } 2414 2415 if (requiredInstaller != null) { 2416 throw new RuntimeException("There must be one required installer"); 2417 } 2418 2419 requiredInstaller = packageName; 2420 } 2421 2422 if (requiredInstaller == null) { 2423 throw new RuntimeException("There must be one required installer"); 2424 } 2425 2426 return requiredInstaller; 2427 } 2428 2429 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2430 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2431 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2432 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2433 2434 ComponentName verifierComponentName = null; 2435 2436 int priority = -1000; 2437 final int N = receivers.size(); 2438 for (int i = 0; i < N; i++) { 2439 final ResolveInfo info = receivers.get(i); 2440 2441 if (info.activityInfo == null) { 2442 continue; 2443 } 2444 2445 final String packageName = info.activityInfo.packageName; 2446 2447 final PackageSetting ps = mSettings.mPackages.get(packageName); 2448 if (ps == null) { 2449 continue; 2450 } 2451 2452 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2453 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2454 continue; 2455 } 2456 2457 // Select the IntentFilterVerifier with the highest priority 2458 if (priority < info.priority) { 2459 priority = info.priority; 2460 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2461 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2462 + verifierComponentName + " with priority: " + info.priority); 2463 } 2464 } 2465 2466 return verifierComponentName; 2467 } 2468 2469 private void primeDomainVerificationsLPw(int userId) { 2470 if (DEBUG_DOMAIN_VERIFICATION) { 2471 Slog.d(TAG, "Priming domain verifications in user " + userId); 2472 } 2473 2474 SystemConfig systemConfig = SystemConfig.getInstance(); 2475 ArraySet<String> packages = systemConfig.getLinkedApps(); 2476 ArraySet<String> domains = new ArraySet<String>(); 2477 2478 for (String packageName : packages) { 2479 PackageParser.Package pkg = mPackages.get(packageName); 2480 if (pkg != null) { 2481 if (!pkg.isSystemApp()) { 2482 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2483 continue; 2484 } 2485 2486 domains.clear(); 2487 for (PackageParser.Activity a : pkg.activities) { 2488 for (ActivityIntentInfo filter : a.intents) { 2489 if (hasValidDomains(filter)) { 2490 domains.addAll(filter.getHostsList()); 2491 } 2492 } 2493 } 2494 2495 if (domains.size() > 0) { 2496 if (DEBUG_DOMAIN_VERIFICATION) { 2497 Slog.v(TAG, " + " + packageName); 2498 } 2499 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2500 // state w.r.t. the formal app-linkage "no verification attempted" state; 2501 // and then 'always' in the per-user state actually used for intent resolution. 2502 final IntentFilterVerificationInfo ivi; 2503 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2504 new ArrayList<String>(domains)); 2505 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2506 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2507 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2508 } else { 2509 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2510 + "' does not handle web links"); 2511 } 2512 } else { 2513 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2514 } 2515 } 2516 2517 scheduleWritePackageRestrictionsLocked(userId); 2518 scheduleWriteSettingsLocked(); 2519 } 2520 2521 private void applyFactoryDefaultBrowserLPw(int userId) { 2522 // The default browser app's package name is stored in a string resource, 2523 // with a product-specific overlay used for vendor customization. 2524 String browserPkg = mContext.getResources().getString( 2525 com.android.internal.R.string.default_browser); 2526 if (!TextUtils.isEmpty(browserPkg)) { 2527 // non-empty string => required to be a known package 2528 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2529 if (ps == null) { 2530 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2531 browserPkg = null; 2532 } else { 2533 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2534 } 2535 } 2536 2537 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2538 // default. If there's more than one, just leave everything alone. 2539 if (browserPkg == null) { 2540 calculateDefaultBrowserLPw(userId); 2541 } 2542 } 2543 2544 private void calculateDefaultBrowserLPw(int userId) { 2545 List<String> allBrowsers = resolveAllBrowserApps(userId); 2546 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2547 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2548 } 2549 2550 private List<String> resolveAllBrowserApps(int userId) { 2551 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2552 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2553 PackageManager.MATCH_ALL, userId); 2554 2555 final int count = list.size(); 2556 List<String> result = new ArrayList<String>(count); 2557 for (int i=0; i<count; i++) { 2558 ResolveInfo info = list.get(i); 2559 if (info.activityInfo == null 2560 || !info.handleAllWebDataURI 2561 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2562 || result.contains(info.activityInfo.packageName)) { 2563 continue; 2564 } 2565 result.add(info.activityInfo.packageName); 2566 } 2567 2568 return result; 2569 } 2570 2571 private boolean packageIsBrowser(String packageName, int userId) { 2572 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2573 PackageManager.MATCH_ALL, userId); 2574 final int N = list.size(); 2575 for (int i = 0; i < N; i++) { 2576 ResolveInfo info = list.get(i); 2577 if (packageName.equals(info.activityInfo.packageName)) { 2578 return true; 2579 } 2580 } 2581 return false; 2582 } 2583 2584 private void checkDefaultBrowser() { 2585 final int myUserId = UserHandle.myUserId(); 2586 final String packageName = getDefaultBrowserPackageName(myUserId); 2587 if (packageName != null) { 2588 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2589 if (info == null) { 2590 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2591 synchronized (mPackages) { 2592 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2593 } 2594 } 2595 } 2596 } 2597 2598 @Override 2599 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2600 throws RemoteException { 2601 try { 2602 return super.onTransact(code, data, reply, flags); 2603 } catch (RuntimeException e) { 2604 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2605 Slog.wtf(TAG, "Package Manager Crash", e); 2606 } 2607 throw e; 2608 } 2609 } 2610 2611 void cleanupInstallFailedPackage(PackageSetting ps) { 2612 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2613 2614 removeDataDirsLI(ps.volumeUuid, ps.name); 2615 if (ps.codePath != null) { 2616 if (ps.codePath.isDirectory()) { 2617 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2618 } else { 2619 ps.codePath.delete(); 2620 } 2621 } 2622 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2623 if (ps.resourcePath.isDirectory()) { 2624 FileUtils.deleteContents(ps.resourcePath); 2625 } 2626 ps.resourcePath.delete(); 2627 } 2628 mSettings.removePackageLPw(ps.name); 2629 } 2630 2631 static int[] appendInts(int[] cur, int[] add) { 2632 if (add == null) return cur; 2633 if (cur == null) return add; 2634 final int N = add.length; 2635 for (int i=0; i<N; i++) { 2636 cur = appendInt(cur, add[i]); 2637 } 2638 return cur; 2639 } 2640 2641 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2642 if (!sUserManager.exists(userId)) return null; 2643 final PackageSetting ps = (PackageSetting) p.mExtras; 2644 if (ps == null) { 2645 return null; 2646 } 2647 2648 final PermissionsState permissionsState = ps.getPermissionsState(); 2649 2650 final int[] gids = permissionsState.computeGids(userId); 2651 final Set<String> permissions = permissionsState.getPermissions(userId); 2652 final PackageUserState state = ps.readUserState(userId); 2653 2654 return PackageParser.generatePackageInfo(p, gids, flags, 2655 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2656 } 2657 2658 @Override 2659 public boolean isPackageFrozen(String packageName) { 2660 synchronized (mPackages) { 2661 final PackageSetting ps = mSettings.mPackages.get(packageName); 2662 if (ps != null) { 2663 return ps.frozen; 2664 } 2665 } 2666 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2667 return true; 2668 } 2669 2670 @Override 2671 public boolean isPackageAvailable(String packageName, int userId) { 2672 if (!sUserManager.exists(userId)) return false; 2673 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2674 synchronized (mPackages) { 2675 PackageParser.Package p = mPackages.get(packageName); 2676 if (p != null) { 2677 final PackageSetting ps = (PackageSetting) p.mExtras; 2678 if (ps != null) { 2679 final PackageUserState state = ps.readUserState(userId); 2680 if (state != null) { 2681 return PackageParser.isAvailable(state); 2682 } 2683 } 2684 } 2685 } 2686 return false; 2687 } 2688 2689 @Override 2690 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2691 if (!sUserManager.exists(userId)) return null; 2692 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2693 // reader 2694 synchronized (mPackages) { 2695 PackageParser.Package p = mPackages.get(packageName); 2696 if (DEBUG_PACKAGE_INFO) 2697 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2698 if (p != null) { 2699 return generatePackageInfo(p, flags, userId); 2700 } 2701 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2702 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2703 } 2704 } 2705 return null; 2706 } 2707 2708 @Override 2709 public String[] currentToCanonicalPackageNames(String[] names) { 2710 String[] out = new String[names.length]; 2711 // reader 2712 synchronized (mPackages) { 2713 for (int i=names.length-1; i>=0; i--) { 2714 PackageSetting ps = mSettings.mPackages.get(names[i]); 2715 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2716 } 2717 } 2718 return out; 2719 } 2720 2721 @Override 2722 public String[] canonicalToCurrentPackageNames(String[] names) { 2723 String[] out = new String[names.length]; 2724 // reader 2725 synchronized (mPackages) { 2726 for (int i=names.length-1; i>=0; i--) { 2727 String cur = mSettings.mRenamedPackages.get(names[i]); 2728 out[i] = cur != null ? cur : names[i]; 2729 } 2730 } 2731 return out; 2732 } 2733 2734 @Override 2735 public int getPackageUid(String packageName, int userId) { 2736 return getPackageUidEtc(packageName, 0, userId); 2737 } 2738 2739 @Override 2740 public int getPackageUidEtc(String packageName, int flags, int userId) { 2741 if (!sUserManager.exists(userId)) return -1; 2742 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2743 2744 // reader 2745 synchronized (mPackages) { 2746 final PackageParser.Package p = mPackages.get(packageName); 2747 if (p != null) { 2748 return UserHandle.getUid(userId, p.applicationInfo.uid); 2749 } 2750 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2751 final PackageSetting ps = mSettings.mPackages.get(packageName); 2752 if (ps != null) { 2753 return UserHandle.getUid(userId, ps.appId); 2754 } 2755 } 2756 } 2757 2758 return -1; 2759 } 2760 2761 @Override 2762 public int[] getPackageGids(String packageName, int userId) { 2763 return getPackageGidsEtc(packageName, 0, userId); 2764 } 2765 2766 @Override 2767 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2768 if (!sUserManager.exists(userId)) { 2769 return null; 2770 } 2771 2772 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2773 "getPackageGids"); 2774 2775 // reader 2776 synchronized (mPackages) { 2777 final PackageParser.Package p = mPackages.get(packageName); 2778 if (p != null) { 2779 PackageSetting ps = (PackageSetting) p.mExtras; 2780 return ps.getPermissionsState().computeGids(userId); 2781 } 2782 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2783 final PackageSetting ps = mSettings.mPackages.get(packageName); 2784 if (ps != null) { 2785 return ps.getPermissionsState().computeGids(userId); 2786 } 2787 } 2788 } 2789 2790 return null; 2791 } 2792 2793 static PermissionInfo generatePermissionInfo( 2794 BasePermission bp, int flags) { 2795 if (bp.perm != null) { 2796 return PackageParser.generatePermissionInfo(bp.perm, flags); 2797 } 2798 PermissionInfo pi = new PermissionInfo(); 2799 pi.name = bp.name; 2800 pi.packageName = bp.sourcePackage; 2801 pi.nonLocalizedLabel = bp.name; 2802 pi.protectionLevel = bp.protectionLevel; 2803 return pi; 2804 } 2805 2806 @Override 2807 public PermissionInfo getPermissionInfo(String name, int flags) { 2808 // reader 2809 synchronized (mPackages) { 2810 final BasePermission p = mSettings.mPermissions.get(name); 2811 if (p != null) { 2812 return generatePermissionInfo(p, flags); 2813 } 2814 return null; 2815 } 2816 } 2817 2818 @Override 2819 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2820 // reader 2821 synchronized (mPackages) { 2822 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2823 for (BasePermission p : mSettings.mPermissions.values()) { 2824 if (group == null) { 2825 if (p.perm == null || p.perm.info.group == null) { 2826 out.add(generatePermissionInfo(p, flags)); 2827 } 2828 } else { 2829 if (p.perm != null && group.equals(p.perm.info.group)) { 2830 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2831 } 2832 } 2833 } 2834 2835 if (out.size() > 0) { 2836 return out; 2837 } 2838 return mPermissionGroups.containsKey(group) ? out : null; 2839 } 2840 } 2841 2842 @Override 2843 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2844 // reader 2845 synchronized (mPackages) { 2846 return PackageParser.generatePermissionGroupInfo( 2847 mPermissionGroups.get(name), flags); 2848 } 2849 } 2850 2851 @Override 2852 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2853 // reader 2854 synchronized (mPackages) { 2855 final int N = mPermissionGroups.size(); 2856 ArrayList<PermissionGroupInfo> out 2857 = new ArrayList<PermissionGroupInfo>(N); 2858 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2859 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2860 } 2861 return out; 2862 } 2863 } 2864 2865 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2866 int userId) { 2867 if (!sUserManager.exists(userId)) return null; 2868 PackageSetting ps = mSettings.mPackages.get(packageName); 2869 if (ps != null) { 2870 if (ps.pkg == null) { 2871 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2872 flags, userId); 2873 if (pInfo != null) { 2874 return pInfo.applicationInfo; 2875 } 2876 return null; 2877 } 2878 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2879 ps.readUserState(userId), userId); 2880 } 2881 return null; 2882 } 2883 2884 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2885 int userId) { 2886 if (!sUserManager.exists(userId)) return null; 2887 PackageSetting ps = mSettings.mPackages.get(packageName); 2888 if (ps != null) { 2889 PackageParser.Package pkg = ps.pkg; 2890 if (pkg == null) { 2891 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2892 return null; 2893 } 2894 // Only data remains, so we aren't worried about code paths 2895 pkg = new PackageParser.Package(packageName); 2896 pkg.applicationInfo.packageName = packageName; 2897 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2898 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2899 pkg.applicationInfo.dataDir = Environment 2900 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2901 .getAbsolutePath(); 2902 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2903 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2904 } 2905 return generatePackageInfo(pkg, flags, userId); 2906 } 2907 return null; 2908 } 2909 2910 @Override 2911 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2912 if (!sUserManager.exists(userId)) return null; 2913 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2914 // writer 2915 synchronized (mPackages) { 2916 PackageParser.Package p = mPackages.get(packageName); 2917 if (DEBUG_PACKAGE_INFO) Log.v( 2918 TAG, "getApplicationInfo " + packageName 2919 + ": " + p); 2920 if (p != null) { 2921 PackageSetting ps = mSettings.mPackages.get(packageName); 2922 if (ps == null) return null; 2923 // Note: isEnabledLP() does not apply here - always return info 2924 return PackageParser.generateApplicationInfo( 2925 p, flags, ps.readUserState(userId), userId); 2926 } 2927 if ("android".equals(packageName)||"system".equals(packageName)) { 2928 return mAndroidApplication; 2929 } 2930 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2931 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2932 } 2933 } 2934 return null; 2935 } 2936 2937 @Override 2938 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2939 final IPackageDataObserver observer) { 2940 mContext.enforceCallingOrSelfPermission( 2941 android.Manifest.permission.CLEAR_APP_CACHE, null); 2942 // Queue up an async operation since clearing cache may take a little while. 2943 mHandler.post(new Runnable() { 2944 public void run() { 2945 mHandler.removeCallbacks(this); 2946 int retCode = -1; 2947 synchronized (mInstallLock) { 2948 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2949 if (retCode < 0) { 2950 Slog.w(TAG, "Couldn't clear application caches"); 2951 } 2952 } 2953 if (observer != null) { 2954 try { 2955 observer.onRemoveCompleted(null, (retCode >= 0)); 2956 } catch (RemoteException e) { 2957 Slog.w(TAG, "RemoveException when invoking call back"); 2958 } 2959 } 2960 } 2961 }); 2962 } 2963 2964 @Override 2965 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2966 final IntentSender pi) { 2967 mContext.enforceCallingOrSelfPermission( 2968 android.Manifest.permission.CLEAR_APP_CACHE, null); 2969 // Queue up an async operation since clearing cache may take a little while. 2970 mHandler.post(new Runnable() { 2971 public void run() { 2972 mHandler.removeCallbacks(this); 2973 int retCode = -1; 2974 synchronized (mInstallLock) { 2975 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2976 if (retCode < 0) { 2977 Slog.w(TAG, "Couldn't clear application caches"); 2978 } 2979 } 2980 if(pi != null) { 2981 try { 2982 // Callback via pending intent 2983 int code = (retCode >= 0) ? 1 : 0; 2984 pi.sendIntent(null, code, null, 2985 null, null); 2986 } catch (SendIntentException e1) { 2987 Slog.i(TAG, "Failed to send pending intent"); 2988 } 2989 } 2990 } 2991 }); 2992 } 2993 2994 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2995 synchronized (mInstallLock) { 2996 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2997 throw new IOException("Failed to free enough space"); 2998 } 2999 } 3000 } 3001 3002 @Override 3003 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3004 if (!sUserManager.exists(userId)) return null; 3005 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3006 synchronized (mPackages) { 3007 PackageParser.Activity a = mActivities.mActivities.get(component); 3008 3009 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3010 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3011 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3012 if (ps == null) return null; 3013 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3014 userId); 3015 } 3016 if (mResolveComponentName.equals(component)) { 3017 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3018 new PackageUserState(), userId); 3019 } 3020 } 3021 return null; 3022 } 3023 3024 @Override 3025 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3026 String resolvedType) { 3027 synchronized (mPackages) { 3028 if (component.equals(mResolveComponentName)) { 3029 // The resolver supports EVERYTHING! 3030 return true; 3031 } 3032 PackageParser.Activity a = mActivities.mActivities.get(component); 3033 if (a == null) { 3034 return false; 3035 } 3036 for (int i=0; i<a.intents.size(); i++) { 3037 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3038 intent.getData(), intent.getCategories(), TAG) >= 0) { 3039 return true; 3040 } 3041 } 3042 return false; 3043 } 3044 } 3045 3046 @Override 3047 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3048 if (!sUserManager.exists(userId)) return null; 3049 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3050 synchronized (mPackages) { 3051 PackageParser.Activity a = mReceivers.mActivities.get(component); 3052 if (DEBUG_PACKAGE_INFO) Log.v( 3053 TAG, "getReceiverInfo " + component + ": " + a); 3054 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3055 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3056 if (ps == null) return null; 3057 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3058 userId); 3059 } 3060 } 3061 return null; 3062 } 3063 3064 @Override 3065 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3066 if (!sUserManager.exists(userId)) return null; 3067 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3068 synchronized (mPackages) { 3069 PackageParser.Service s = mServices.mServices.get(component); 3070 if (DEBUG_PACKAGE_INFO) Log.v( 3071 TAG, "getServiceInfo " + component + ": " + s); 3072 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3073 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3074 if (ps == null) return null; 3075 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3076 userId); 3077 } 3078 } 3079 return null; 3080 } 3081 3082 @Override 3083 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3084 if (!sUserManager.exists(userId)) return null; 3085 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3086 synchronized (mPackages) { 3087 PackageParser.Provider p = mProviders.mProviders.get(component); 3088 if (DEBUG_PACKAGE_INFO) Log.v( 3089 TAG, "getProviderInfo " + component + ": " + p); 3090 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3091 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3092 if (ps == null) return null; 3093 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3094 userId); 3095 } 3096 } 3097 return null; 3098 } 3099 3100 @Override 3101 public String[] getSystemSharedLibraryNames() { 3102 Set<String> libSet; 3103 synchronized (mPackages) { 3104 libSet = mSharedLibraries.keySet(); 3105 int size = libSet.size(); 3106 if (size > 0) { 3107 String[] libs = new String[size]; 3108 libSet.toArray(libs); 3109 return libs; 3110 } 3111 } 3112 return null; 3113 } 3114 3115 /** 3116 * @hide 3117 */ 3118 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3119 synchronized (mPackages) { 3120 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3121 if (lib != null && lib.apk != null) { 3122 return mPackages.get(lib.apk); 3123 } 3124 } 3125 return null; 3126 } 3127 3128 @Override 3129 public FeatureInfo[] getSystemAvailableFeatures() { 3130 Collection<FeatureInfo> featSet; 3131 synchronized (mPackages) { 3132 featSet = mAvailableFeatures.values(); 3133 int size = featSet.size(); 3134 if (size > 0) { 3135 FeatureInfo[] features = new FeatureInfo[size+1]; 3136 featSet.toArray(features); 3137 FeatureInfo fi = new FeatureInfo(); 3138 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3139 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3140 features[size] = fi; 3141 return features; 3142 } 3143 } 3144 return null; 3145 } 3146 3147 @Override 3148 public boolean hasSystemFeature(String name) { 3149 synchronized (mPackages) { 3150 return mAvailableFeatures.containsKey(name); 3151 } 3152 } 3153 3154 private void checkValidCaller(int uid, int userId) { 3155 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3156 return; 3157 3158 throw new SecurityException("Caller uid=" + uid 3159 + " is not privileged to communicate with user=" + userId); 3160 } 3161 3162 @Override 3163 public int checkPermission(String permName, String pkgName, int userId) { 3164 if (!sUserManager.exists(userId)) { 3165 return PackageManager.PERMISSION_DENIED; 3166 } 3167 3168 synchronized (mPackages) { 3169 final PackageParser.Package p = mPackages.get(pkgName); 3170 if (p != null && p.mExtras != null) { 3171 final PackageSetting ps = (PackageSetting) p.mExtras; 3172 final PermissionsState permissionsState = ps.getPermissionsState(); 3173 if (permissionsState.hasPermission(permName, userId)) { 3174 return PackageManager.PERMISSION_GRANTED; 3175 } 3176 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3177 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3178 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3179 return PackageManager.PERMISSION_GRANTED; 3180 } 3181 } 3182 } 3183 3184 return PackageManager.PERMISSION_DENIED; 3185 } 3186 3187 @Override 3188 public int checkUidPermission(String permName, int uid) { 3189 final int userId = UserHandle.getUserId(uid); 3190 3191 if (!sUserManager.exists(userId)) { 3192 return PackageManager.PERMISSION_DENIED; 3193 } 3194 3195 synchronized (mPackages) { 3196 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3197 if (obj != null) { 3198 final SettingBase ps = (SettingBase) obj; 3199 final PermissionsState permissionsState = ps.getPermissionsState(); 3200 if (permissionsState.hasPermission(permName, userId)) { 3201 return PackageManager.PERMISSION_GRANTED; 3202 } 3203 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3204 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3205 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3206 return PackageManager.PERMISSION_GRANTED; 3207 } 3208 } else { 3209 ArraySet<String> perms = mSystemPermissions.get(uid); 3210 if (perms != null) { 3211 if (perms.contains(permName)) { 3212 return PackageManager.PERMISSION_GRANTED; 3213 } 3214 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3215 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3216 return PackageManager.PERMISSION_GRANTED; 3217 } 3218 } 3219 } 3220 } 3221 3222 return PackageManager.PERMISSION_DENIED; 3223 } 3224 3225 @Override 3226 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3227 if (UserHandle.getCallingUserId() != userId) { 3228 mContext.enforceCallingPermission( 3229 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3230 "isPermissionRevokedByPolicy for user " + userId); 3231 } 3232 3233 if (checkPermission(permission, packageName, userId) 3234 == PackageManager.PERMISSION_GRANTED) { 3235 return false; 3236 } 3237 3238 final long identity = Binder.clearCallingIdentity(); 3239 try { 3240 final int flags = getPermissionFlags(permission, packageName, userId); 3241 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3242 } finally { 3243 Binder.restoreCallingIdentity(identity); 3244 } 3245 } 3246 3247 @Override 3248 public String getPermissionControllerPackageName() { 3249 synchronized (mPackages) { 3250 return mRequiredInstallerPackage; 3251 } 3252 } 3253 3254 /** 3255 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3256 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3257 * @param checkShell TODO(yamasani): 3258 * @param message the message to log on security exception 3259 */ 3260 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3261 boolean checkShell, String message) { 3262 if (userId < 0) { 3263 throw new IllegalArgumentException("Invalid userId " + userId); 3264 } 3265 if (checkShell) { 3266 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3267 } 3268 if (userId == UserHandle.getUserId(callingUid)) return; 3269 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3270 if (requireFullPermission) { 3271 mContext.enforceCallingOrSelfPermission( 3272 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3273 } else { 3274 try { 3275 mContext.enforceCallingOrSelfPermission( 3276 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3277 } catch (SecurityException se) { 3278 mContext.enforceCallingOrSelfPermission( 3279 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3280 } 3281 } 3282 } 3283 } 3284 3285 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3286 if (callingUid == Process.SHELL_UID) { 3287 if (userHandle >= 0 3288 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3289 throw new SecurityException("Shell does not have permission to access user " 3290 + userHandle); 3291 } else if (userHandle < 0) { 3292 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3293 + Debug.getCallers(3)); 3294 } 3295 } 3296 } 3297 3298 private BasePermission findPermissionTreeLP(String permName) { 3299 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3300 if (permName.startsWith(bp.name) && 3301 permName.length() > bp.name.length() && 3302 permName.charAt(bp.name.length()) == '.') { 3303 return bp; 3304 } 3305 } 3306 return null; 3307 } 3308 3309 private BasePermission checkPermissionTreeLP(String permName) { 3310 if (permName != null) { 3311 BasePermission bp = findPermissionTreeLP(permName); 3312 if (bp != null) { 3313 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3314 return bp; 3315 } 3316 throw new SecurityException("Calling uid " 3317 + Binder.getCallingUid() 3318 + " is not allowed to add to permission tree " 3319 + bp.name + " owned by uid " + bp.uid); 3320 } 3321 } 3322 throw new SecurityException("No permission tree found for " + permName); 3323 } 3324 3325 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3326 if (s1 == null) { 3327 return s2 == null; 3328 } 3329 if (s2 == null) { 3330 return false; 3331 } 3332 if (s1.getClass() != s2.getClass()) { 3333 return false; 3334 } 3335 return s1.equals(s2); 3336 } 3337 3338 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3339 if (pi1.icon != pi2.icon) return false; 3340 if (pi1.logo != pi2.logo) return false; 3341 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3342 if (!compareStrings(pi1.name, pi2.name)) return false; 3343 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3344 // We'll take care of setting this one. 3345 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3346 // These are not currently stored in settings. 3347 //if (!compareStrings(pi1.group, pi2.group)) return false; 3348 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3349 //if (pi1.labelRes != pi2.labelRes) return false; 3350 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3351 return true; 3352 } 3353 3354 int permissionInfoFootprint(PermissionInfo info) { 3355 int size = info.name.length(); 3356 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3357 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3358 return size; 3359 } 3360 3361 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3362 int size = 0; 3363 for (BasePermission perm : mSettings.mPermissions.values()) { 3364 if (perm.uid == tree.uid) { 3365 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3366 } 3367 } 3368 return size; 3369 } 3370 3371 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3372 // We calculate the max size of permissions defined by this uid and throw 3373 // if that plus the size of 'info' would exceed our stated maximum. 3374 if (tree.uid != Process.SYSTEM_UID) { 3375 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3376 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3377 throw new SecurityException("Permission tree size cap exceeded"); 3378 } 3379 } 3380 } 3381 3382 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3383 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3384 throw new SecurityException("Label must be specified in permission"); 3385 } 3386 BasePermission tree = checkPermissionTreeLP(info.name); 3387 BasePermission bp = mSettings.mPermissions.get(info.name); 3388 boolean added = bp == null; 3389 boolean changed = true; 3390 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3391 if (added) { 3392 enforcePermissionCapLocked(info, tree); 3393 bp = new BasePermission(info.name, tree.sourcePackage, 3394 BasePermission.TYPE_DYNAMIC); 3395 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3396 throw new SecurityException( 3397 "Not allowed to modify non-dynamic permission " 3398 + info.name); 3399 } else { 3400 if (bp.protectionLevel == fixedLevel 3401 && bp.perm.owner.equals(tree.perm.owner) 3402 && bp.uid == tree.uid 3403 && comparePermissionInfos(bp.perm.info, info)) { 3404 changed = false; 3405 } 3406 } 3407 bp.protectionLevel = fixedLevel; 3408 info = new PermissionInfo(info); 3409 info.protectionLevel = fixedLevel; 3410 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3411 bp.perm.info.packageName = tree.perm.info.packageName; 3412 bp.uid = tree.uid; 3413 if (added) { 3414 mSettings.mPermissions.put(info.name, bp); 3415 } 3416 if (changed) { 3417 if (!async) { 3418 mSettings.writeLPr(); 3419 } else { 3420 scheduleWriteSettingsLocked(); 3421 } 3422 } 3423 return added; 3424 } 3425 3426 @Override 3427 public boolean addPermission(PermissionInfo info) { 3428 synchronized (mPackages) { 3429 return addPermissionLocked(info, false); 3430 } 3431 } 3432 3433 @Override 3434 public boolean addPermissionAsync(PermissionInfo info) { 3435 synchronized (mPackages) { 3436 return addPermissionLocked(info, true); 3437 } 3438 } 3439 3440 @Override 3441 public void removePermission(String name) { 3442 synchronized (mPackages) { 3443 checkPermissionTreeLP(name); 3444 BasePermission bp = mSettings.mPermissions.get(name); 3445 if (bp != null) { 3446 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3447 throw new SecurityException( 3448 "Not allowed to modify non-dynamic permission " 3449 + name); 3450 } 3451 mSettings.mPermissions.remove(name); 3452 mSettings.writeLPr(); 3453 } 3454 } 3455 } 3456 3457 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3458 BasePermission bp) { 3459 int index = pkg.requestedPermissions.indexOf(bp.name); 3460 if (index == -1) { 3461 throw new SecurityException("Package " + pkg.packageName 3462 + " has not requested permission " + bp.name); 3463 } 3464 if (!bp.isRuntime() && !bp.isDevelopment()) { 3465 throw new SecurityException("Permission " + bp.name 3466 + " is not a changeable permission type"); 3467 } 3468 } 3469 3470 @Override 3471 public void grantRuntimePermission(String packageName, String name, final int userId) { 3472 if (!sUserManager.exists(userId)) { 3473 Log.e(TAG, "No such user:" + userId); 3474 return; 3475 } 3476 3477 mContext.enforceCallingOrSelfPermission( 3478 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3479 "grantRuntimePermission"); 3480 3481 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3482 "grantRuntimePermission"); 3483 3484 final int uid; 3485 final SettingBase sb; 3486 3487 synchronized (mPackages) { 3488 final PackageParser.Package pkg = mPackages.get(packageName); 3489 if (pkg == null) { 3490 throw new IllegalArgumentException("Unknown package: " + packageName); 3491 } 3492 3493 final BasePermission bp = mSettings.mPermissions.get(name); 3494 if (bp == null) { 3495 throw new IllegalArgumentException("Unknown permission: " + name); 3496 } 3497 3498 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3499 3500 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3501 sb = (SettingBase) pkg.mExtras; 3502 if (sb == null) { 3503 throw new IllegalArgumentException("Unknown package: " + packageName); 3504 } 3505 3506 final PermissionsState permissionsState = sb.getPermissionsState(); 3507 3508 final int flags = permissionsState.getPermissionFlags(name, userId); 3509 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3510 throw new SecurityException("Cannot grant system fixed permission: " 3511 + name + " for package: " + packageName); 3512 } 3513 3514 if (bp.isDevelopment()) { 3515 // Development permissions must be handled specially, since they are not 3516 // normal runtime permissions. For now they apply to all users. 3517 if (permissionsState.grantInstallPermission(bp) != 3518 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3519 scheduleWriteSettingsLocked(); 3520 } 3521 return; 3522 } 3523 3524 final int result = permissionsState.grantRuntimePermission(bp, userId); 3525 switch (result) { 3526 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3527 return; 3528 } 3529 3530 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3531 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3532 mHandler.post(new Runnable() { 3533 @Override 3534 public void run() { 3535 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3536 } 3537 }); 3538 } 3539 break; 3540 } 3541 3542 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3543 3544 // Not critical if that is lost - app has to request again. 3545 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3546 } 3547 3548 // Only need to do this if user is initialized. Otherwise it's a new user 3549 // and there are no processes running as the user yet and there's no need 3550 // to make an expensive call to remount processes for the changed permissions. 3551 if (READ_EXTERNAL_STORAGE.equals(name) 3552 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3553 final long token = Binder.clearCallingIdentity(); 3554 try { 3555 if (sUserManager.isInitialized(userId)) { 3556 MountServiceInternal mountServiceInternal = LocalServices.getService( 3557 MountServiceInternal.class); 3558 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3559 } 3560 } finally { 3561 Binder.restoreCallingIdentity(token); 3562 } 3563 } 3564 } 3565 3566 @Override 3567 public void revokeRuntimePermission(String packageName, String name, int userId) { 3568 if (!sUserManager.exists(userId)) { 3569 Log.e(TAG, "No such user:" + userId); 3570 return; 3571 } 3572 3573 mContext.enforceCallingOrSelfPermission( 3574 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3575 "revokeRuntimePermission"); 3576 3577 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3578 "revokeRuntimePermission"); 3579 3580 final int appId; 3581 3582 synchronized (mPackages) { 3583 final PackageParser.Package pkg = mPackages.get(packageName); 3584 if (pkg == null) { 3585 throw new IllegalArgumentException("Unknown package: " + packageName); 3586 } 3587 3588 final BasePermission bp = mSettings.mPermissions.get(name); 3589 if (bp == null) { 3590 throw new IllegalArgumentException("Unknown permission: " + name); 3591 } 3592 3593 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3594 3595 SettingBase sb = (SettingBase) pkg.mExtras; 3596 if (sb == null) { 3597 throw new IllegalArgumentException("Unknown package: " + packageName); 3598 } 3599 3600 final PermissionsState permissionsState = sb.getPermissionsState(); 3601 3602 final int flags = permissionsState.getPermissionFlags(name, userId); 3603 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3604 throw new SecurityException("Cannot revoke system fixed permission: " 3605 + name + " for package: " + packageName); 3606 } 3607 3608 if (bp.isDevelopment()) { 3609 // Development permissions must be handled specially, since they are not 3610 // normal runtime permissions. For now they apply to all users. 3611 if (permissionsState.revokeInstallPermission(bp) != 3612 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3613 scheduleWriteSettingsLocked(); 3614 } 3615 return; 3616 } 3617 3618 if (permissionsState.revokeRuntimePermission(bp, userId) == 3619 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3620 return; 3621 } 3622 3623 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3624 3625 // Critical, after this call app should never have the permission. 3626 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3627 3628 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3629 } 3630 3631 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3632 } 3633 3634 @Override 3635 public void resetRuntimePermissions() { 3636 mContext.enforceCallingOrSelfPermission( 3637 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3638 "revokeRuntimePermission"); 3639 3640 int callingUid = Binder.getCallingUid(); 3641 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3642 mContext.enforceCallingOrSelfPermission( 3643 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3644 "resetRuntimePermissions"); 3645 } 3646 3647 synchronized (mPackages) { 3648 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3649 for (int userId : UserManagerService.getInstance().getUserIds()) { 3650 final int packageCount = mPackages.size(); 3651 for (int i = 0; i < packageCount; i++) { 3652 PackageParser.Package pkg = mPackages.valueAt(i); 3653 if (!(pkg.mExtras instanceof PackageSetting)) { 3654 continue; 3655 } 3656 PackageSetting ps = (PackageSetting) pkg.mExtras; 3657 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3658 } 3659 } 3660 } 3661 } 3662 3663 @Override 3664 public int getPermissionFlags(String name, String packageName, int userId) { 3665 if (!sUserManager.exists(userId)) { 3666 return 0; 3667 } 3668 3669 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3670 3671 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3672 "getPermissionFlags"); 3673 3674 synchronized (mPackages) { 3675 final PackageParser.Package pkg = mPackages.get(packageName); 3676 if (pkg == null) { 3677 throw new IllegalArgumentException("Unknown package: " + packageName); 3678 } 3679 3680 final BasePermission bp = mSettings.mPermissions.get(name); 3681 if (bp == null) { 3682 throw new IllegalArgumentException("Unknown permission: " + name); 3683 } 3684 3685 SettingBase sb = (SettingBase) pkg.mExtras; 3686 if (sb == null) { 3687 throw new IllegalArgumentException("Unknown package: " + packageName); 3688 } 3689 3690 PermissionsState permissionsState = sb.getPermissionsState(); 3691 return permissionsState.getPermissionFlags(name, userId); 3692 } 3693 } 3694 3695 @Override 3696 public void updatePermissionFlags(String name, String packageName, int flagMask, 3697 int flagValues, int userId) { 3698 if (!sUserManager.exists(userId)) { 3699 return; 3700 } 3701 3702 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3703 3704 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3705 "updatePermissionFlags"); 3706 3707 // Only the system can change these flags and nothing else. 3708 if (getCallingUid() != Process.SYSTEM_UID) { 3709 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3710 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3711 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3712 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3713 } 3714 3715 synchronized (mPackages) { 3716 final PackageParser.Package pkg = mPackages.get(packageName); 3717 if (pkg == null) { 3718 throw new IllegalArgumentException("Unknown package: " + packageName); 3719 } 3720 3721 final BasePermission bp = mSettings.mPermissions.get(name); 3722 if (bp == null) { 3723 throw new IllegalArgumentException("Unknown permission: " + name); 3724 } 3725 3726 SettingBase sb = (SettingBase) pkg.mExtras; 3727 if (sb == null) { 3728 throw new IllegalArgumentException("Unknown package: " + packageName); 3729 } 3730 3731 PermissionsState permissionsState = sb.getPermissionsState(); 3732 3733 // Only the package manager can change flags for system component permissions. 3734 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3735 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3736 return; 3737 } 3738 3739 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3740 3741 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3742 // Install and runtime permissions are stored in different places, 3743 // so figure out what permission changed and persist the change. 3744 if (permissionsState.getInstallPermissionState(name) != null) { 3745 scheduleWriteSettingsLocked(); 3746 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3747 || hadState) { 3748 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3749 } 3750 } 3751 } 3752 } 3753 3754 /** 3755 * Update the permission flags for all packages and runtime permissions of a user in order 3756 * to allow device or profile owner to remove POLICY_FIXED. 3757 */ 3758 @Override 3759 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3760 if (!sUserManager.exists(userId)) { 3761 return; 3762 } 3763 3764 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3765 3766 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3767 "updatePermissionFlagsForAllApps"); 3768 3769 // Only the system can change system fixed flags. 3770 if (getCallingUid() != Process.SYSTEM_UID) { 3771 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3772 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3773 } 3774 3775 synchronized (mPackages) { 3776 boolean changed = false; 3777 final int packageCount = mPackages.size(); 3778 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3779 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3780 SettingBase sb = (SettingBase) pkg.mExtras; 3781 if (sb == null) { 3782 continue; 3783 } 3784 PermissionsState permissionsState = sb.getPermissionsState(); 3785 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3786 userId, flagMask, flagValues); 3787 } 3788 if (changed) { 3789 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3790 } 3791 } 3792 } 3793 3794 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3795 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3796 != PackageManager.PERMISSION_GRANTED 3797 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3798 != PackageManager.PERMISSION_GRANTED) { 3799 throw new SecurityException(message + " requires " 3800 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3801 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3802 } 3803 } 3804 3805 @Override 3806 public boolean shouldShowRequestPermissionRationale(String permissionName, 3807 String packageName, int userId) { 3808 if (UserHandle.getCallingUserId() != userId) { 3809 mContext.enforceCallingPermission( 3810 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3811 "canShowRequestPermissionRationale for user " + userId); 3812 } 3813 3814 final int uid = getPackageUid(packageName, userId); 3815 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3816 return false; 3817 } 3818 3819 if (checkPermission(permissionName, packageName, userId) 3820 == PackageManager.PERMISSION_GRANTED) { 3821 return false; 3822 } 3823 3824 final int flags; 3825 3826 final long identity = Binder.clearCallingIdentity(); 3827 try { 3828 flags = getPermissionFlags(permissionName, 3829 packageName, userId); 3830 } finally { 3831 Binder.restoreCallingIdentity(identity); 3832 } 3833 3834 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3835 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3836 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3837 3838 if ((flags & fixedFlags) != 0) { 3839 return false; 3840 } 3841 3842 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3843 } 3844 3845 @Override 3846 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3847 mContext.enforceCallingOrSelfPermission( 3848 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3849 "addOnPermissionsChangeListener"); 3850 3851 synchronized (mPackages) { 3852 mOnPermissionChangeListeners.addListenerLocked(listener); 3853 } 3854 } 3855 3856 @Override 3857 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3858 synchronized (mPackages) { 3859 mOnPermissionChangeListeners.removeListenerLocked(listener); 3860 } 3861 } 3862 3863 @Override 3864 public boolean isProtectedBroadcast(String actionName) { 3865 synchronized (mPackages) { 3866 return mProtectedBroadcasts.contains(actionName); 3867 } 3868 } 3869 3870 @Override 3871 public int checkSignatures(String pkg1, String pkg2) { 3872 synchronized (mPackages) { 3873 final PackageParser.Package p1 = mPackages.get(pkg1); 3874 final PackageParser.Package p2 = mPackages.get(pkg2); 3875 if (p1 == null || p1.mExtras == null 3876 || p2 == null || p2.mExtras == null) { 3877 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3878 } 3879 return compareSignatures(p1.mSignatures, p2.mSignatures); 3880 } 3881 } 3882 3883 @Override 3884 public int checkUidSignatures(int uid1, int uid2) { 3885 // Map to base uids. 3886 uid1 = UserHandle.getAppId(uid1); 3887 uid2 = UserHandle.getAppId(uid2); 3888 // reader 3889 synchronized (mPackages) { 3890 Signature[] s1; 3891 Signature[] s2; 3892 Object obj = mSettings.getUserIdLPr(uid1); 3893 if (obj != null) { 3894 if (obj instanceof SharedUserSetting) { 3895 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3896 } else if (obj instanceof PackageSetting) { 3897 s1 = ((PackageSetting)obj).signatures.mSignatures; 3898 } else { 3899 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3900 } 3901 } else { 3902 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3903 } 3904 obj = mSettings.getUserIdLPr(uid2); 3905 if (obj != null) { 3906 if (obj instanceof SharedUserSetting) { 3907 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3908 } else if (obj instanceof PackageSetting) { 3909 s2 = ((PackageSetting)obj).signatures.mSignatures; 3910 } else { 3911 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3912 } 3913 } else { 3914 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3915 } 3916 return compareSignatures(s1, s2); 3917 } 3918 } 3919 3920 private void killUid(int appId, int userId, String reason) { 3921 final long identity = Binder.clearCallingIdentity(); 3922 try { 3923 IActivityManager am = ActivityManagerNative.getDefault(); 3924 if (am != null) { 3925 try { 3926 am.killUid(appId, userId, reason); 3927 } catch (RemoteException e) { 3928 /* ignore - same process */ 3929 } 3930 } 3931 } finally { 3932 Binder.restoreCallingIdentity(identity); 3933 } 3934 } 3935 3936 /** 3937 * Compares two sets of signatures. Returns: 3938 * <br /> 3939 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3940 * <br /> 3941 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3942 * <br /> 3943 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3944 * <br /> 3945 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3946 * <br /> 3947 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3948 */ 3949 static int compareSignatures(Signature[] s1, Signature[] s2) { 3950 if (s1 == null) { 3951 return s2 == null 3952 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3953 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3954 } 3955 3956 if (s2 == null) { 3957 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3958 } 3959 3960 if (s1.length != s2.length) { 3961 return PackageManager.SIGNATURE_NO_MATCH; 3962 } 3963 3964 // Since both signature sets are of size 1, we can compare without HashSets. 3965 if (s1.length == 1) { 3966 return s1[0].equals(s2[0]) ? 3967 PackageManager.SIGNATURE_MATCH : 3968 PackageManager.SIGNATURE_NO_MATCH; 3969 } 3970 3971 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3972 for (Signature sig : s1) { 3973 set1.add(sig); 3974 } 3975 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3976 for (Signature sig : s2) { 3977 set2.add(sig); 3978 } 3979 // Make sure s2 contains all signatures in s1. 3980 if (set1.equals(set2)) { 3981 return PackageManager.SIGNATURE_MATCH; 3982 } 3983 return PackageManager.SIGNATURE_NO_MATCH; 3984 } 3985 3986 /** 3987 * If the database version for this type of package (internal storage or 3988 * external storage) is less than the version where package signatures 3989 * were updated, return true. 3990 */ 3991 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3992 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3993 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3994 } 3995 3996 /** 3997 * Used for backward compatibility to make sure any packages with 3998 * certificate chains get upgraded to the new style. {@code existingSigs} 3999 * will be in the old format (since they were stored on disk from before the 4000 * system upgrade) and {@code scannedSigs} will be in the newer format. 4001 */ 4002 private int compareSignaturesCompat(PackageSignatures existingSigs, 4003 PackageParser.Package scannedPkg) { 4004 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4005 return PackageManager.SIGNATURE_NO_MATCH; 4006 } 4007 4008 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4009 for (Signature sig : existingSigs.mSignatures) { 4010 existingSet.add(sig); 4011 } 4012 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4013 for (Signature sig : scannedPkg.mSignatures) { 4014 try { 4015 Signature[] chainSignatures = sig.getChainSignatures(); 4016 for (Signature chainSig : chainSignatures) { 4017 scannedCompatSet.add(chainSig); 4018 } 4019 } catch (CertificateEncodingException e) { 4020 scannedCompatSet.add(sig); 4021 } 4022 } 4023 /* 4024 * Make sure the expanded scanned set contains all signatures in the 4025 * existing one. 4026 */ 4027 if (scannedCompatSet.equals(existingSet)) { 4028 // Migrate the old signatures to the new scheme. 4029 existingSigs.assignSignatures(scannedPkg.mSignatures); 4030 // The new KeySets will be re-added later in the scanning process. 4031 synchronized (mPackages) { 4032 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4033 } 4034 return PackageManager.SIGNATURE_MATCH; 4035 } 4036 return PackageManager.SIGNATURE_NO_MATCH; 4037 } 4038 4039 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4040 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4041 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4042 } 4043 4044 private int compareSignaturesRecover(PackageSignatures existingSigs, 4045 PackageParser.Package scannedPkg) { 4046 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4047 return PackageManager.SIGNATURE_NO_MATCH; 4048 } 4049 4050 String msg = null; 4051 try { 4052 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4053 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4054 + scannedPkg.packageName); 4055 return PackageManager.SIGNATURE_MATCH; 4056 } 4057 } catch (CertificateException e) { 4058 msg = e.getMessage(); 4059 } 4060 4061 logCriticalInfo(Log.INFO, 4062 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4063 return PackageManager.SIGNATURE_NO_MATCH; 4064 } 4065 4066 @Override 4067 public String[] getPackagesForUid(int uid) { 4068 uid = UserHandle.getAppId(uid); 4069 // reader 4070 synchronized (mPackages) { 4071 Object obj = mSettings.getUserIdLPr(uid); 4072 if (obj instanceof SharedUserSetting) { 4073 final SharedUserSetting sus = (SharedUserSetting) obj; 4074 final int N = sus.packages.size(); 4075 final String[] res = new String[N]; 4076 final Iterator<PackageSetting> it = sus.packages.iterator(); 4077 int i = 0; 4078 while (it.hasNext()) { 4079 res[i++] = it.next().name; 4080 } 4081 return res; 4082 } else if (obj instanceof PackageSetting) { 4083 final PackageSetting ps = (PackageSetting) obj; 4084 return new String[] { ps.name }; 4085 } 4086 } 4087 return null; 4088 } 4089 4090 @Override 4091 public String getNameForUid(int uid) { 4092 // reader 4093 synchronized (mPackages) { 4094 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4095 if (obj instanceof SharedUserSetting) { 4096 final SharedUserSetting sus = (SharedUserSetting) obj; 4097 return sus.name + ":" + sus.userId; 4098 } else if (obj instanceof PackageSetting) { 4099 final PackageSetting ps = (PackageSetting) obj; 4100 return ps.name; 4101 } 4102 } 4103 return null; 4104 } 4105 4106 @Override 4107 public int getUidForSharedUser(String sharedUserName) { 4108 if(sharedUserName == null) { 4109 return -1; 4110 } 4111 // reader 4112 synchronized (mPackages) { 4113 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4114 if (suid == null) { 4115 return -1; 4116 } 4117 return suid.userId; 4118 } 4119 } 4120 4121 @Override 4122 public int getFlagsForUid(int uid) { 4123 synchronized (mPackages) { 4124 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4125 if (obj instanceof SharedUserSetting) { 4126 final SharedUserSetting sus = (SharedUserSetting) obj; 4127 return sus.pkgFlags; 4128 } else if (obj instanceof PackageSetting) { 4129 final PackageSetting ps = (PackageSetting) obj; 4130 return ps.pkgFlags; 4131 } 4132 } 4133 return 0; 4134 } 4135 4136 @Override 4137 public int getPrivateFlagsForUid(int uid) { 4138 synchronized (mPackages) { 4139 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4140 if (obj instanceof SharedUserSetting) { 4141 final SharedUserSetting sus = (SharedUserSetting) obj; 4142 return sus.pkgPrivateFlags; 4143 } else if (obj instanceof PackageSetting) { 4144 final PackageSetting ps = (PackageSetting) obj; 4145 return ps.pkgPrivateFlags; 4146 } 4147 } 4148 return 0; 4149 } 4150 4151 @Override 4152 public boolean isUidPrivileged(int uid) { 4153 uid = UserHandle.getAppId(uid); 4154 // reader 4155 synchronized (mPackages) { 4156 Object obj = mSettings.getUserIdLPr(uid); 4157 if (obj instanceof SharedUserSetting) { 4158 final SharedUserSetting sus = (SharedUserSetting) obj; 4159 final Iterator<PackageSetting> it = sus.packages.iterator(); 4160 while (it.hasNext()) { 4161 if (it.next().isPrivileged()) { 4162 return true; 4163 } 4164 } 4165 } else if (obj instanceof PackageSetting) { 4166 final PackageSetting ps = (PackageSetting) obj; 4167 return ps.isPrivileged(); 4168 } 4169 } 4170 return false; 4171 } 4172 4173 @Override 4174 public String[] getAppOpPermissionPackages(String permissionName) { 4175 synchronized (mPackages) { 4176 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4177 if (pkgs == null) { 4178 return null; 4179 } 4180 return pkgs.toArray(new String[pkgs.size()]); 4181 } 4182 } 4183 4184 @Override 4185 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4186 int flags, int userId) { 4187 if (!sUserManager.exists(userId)) return null; 4188 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4189 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4190 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4191 } 4192 4193 @Override 4194 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4195 IntentFilter filter, int match, ComponentName activity) { 4196 final int userId = UserHandle.getCallingUserId(); 4197 if (DEBUG_PREFERRED) { 4198 Log.v(TAG, "setLastChosenActivity intent=" + intent 4199 + " resolvedType=" + resolvedType 4200 + " flags=" + flags 4201 + " filter=" + filter 4202 + " match=" + match 4203 + " activity=" + activity); 4204 filter.dump(new PrintStreamPrinter(System.out), " "); 4205 } 4206 intent.setComponent(null); 4207 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4208 // Find any earlier preferred or last chosen entries and nuke them 4209 findPreferredActivity(intent, resolvedType, 4210 flags, query, 0, false, true, false, userId); 4211 // Add the new activity as the last chosen for this filter 4212 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4213 "Setting last chosen"); 4214 } 4215 4216 @Override 4217 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4218 final int userId = UserHandle.getCallingUserId(); 4219 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4220 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4221 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4222 false, false, false, userId); 4223 } 4224 4225 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4226 int flags, List<ResolveInfo> query, int userId) { 4227 if (query != null) { 4228 final int N = query.size(); 4229 if (N == 1) { 4230 return query.get(0); 4231 } else if (N > 1) { 4232 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4233 // If there is more than one activity with the same priority, 4234 // then let the user decide between them. 4235 ResolveInfo r0 = query.get(0); 4236 ResolveInfo r1 = query.get(1); 4237 if (DEBUG_INTENT_MATCHING || debug) { 4238 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4239 + r1.activityInfo.name + "=" + r1.priority); 4240 } 4241 // If the first activity has a higher priority, or a different 4242 // default, then it is always desireable to pick it. 4243 if (r0.priority != r1.priority 4244 || r0.preferredOrder != r1.preferredOrder 4245 || r0.isDefault != r1.isDefault) { 4246 return query.get(0); 4247 } 4248 // If we have saved a preference for a preferred activity for 4249 // this Intent, use that. 4250 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4251 flags, query, r0.priority, true, false, debug, userId); 4252 if (ri != null) { 4253 return ri; 4254 } 4255 ri = new ResolveInfo(mResolveInfo); 4256 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4257 ri.activityInfo.applicationInfo = new ApplicationInfo( 4258 ri.activityInfo.applicationInfo); 4259 if (userId != 0) { 4260 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4261 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4262 } 4263 // Make sure that the resolver is displayable in car mode 4264 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4265 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4266 return ri; 4267 } 4268 } 4269 return null; 4270 } 4271 4272 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4273 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4274 final int N = query.size(); 4275 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4276 .get(userId); 4277 // Get the list of persistent preferred activities that handle the intent 4278 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4279 List<PersistentPreferredActivity> pprefs = ppir != null 4280 ? ppir.queryIntent(intent, resolvedType, 4281 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4282 : null; 4283 if (pprefs != null && pprefs.size() > 0) { 4284 final int M = pprefs.size(); 4285 for (int i=0; i<M; i++) { 4286 final PersistentPreferredActivity ppa = pprefs.get(i); 4287 if (DEBUG_PREFERRED || debug) { 4288 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4289 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4290 + "\n component=" + ppa.mComponent); 4291 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4292 } 4293 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4294 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4295 if (DEBUG_PREFERRED || debug) { 4296 Slog.v(TAG, "Found persistent preferred activity:"); 4297 if (ai != null) { 4298 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4299 } else { 4300 Slog.v(TAG, " null"); 4301 } 4302 } 4303 if (ai == null) { 4304 // This previously registered persistent preferred activity 4305 // component is no longer known. Ignore it and do NOT remove it. 4306 continue; 4307 } 4308 for (int j=0; j<N; j++) { 4309 final ResolveInfo ri = query.get(j); 4310 if (!ri.activityInfo.applicationInfo.packageName 4311 .equals(ai.applicationInfo.packageName)) { 4312 continue; 4313 } 4314 if (!ri.activityInfo.name.equals(ai.name)) { 4315 continue; 4316 } 4317 // Found a persistent preference that can handle the intent. 4318 if (DEBUG_PREFERRED || debug) { 4319 Slog.v(TAG, "Returning persistent preferred activity: " + 4320 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4321 } 4322 return ri; 4323 } 4324 } 4325 } 4326 return null; 4327 } 4328 4329 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4330 List<ResolveInfo> query, int priority, boolean always, 4331 boolean removeMatches, boolean debug, int userId) { 4332 if (!sUserManager.exists(userId)) return null; 4333 // writer 4334 synchronized (mPackages) { 4335 if (intent.getSelector() != null) { 4336 intent = intent.getSelector(); 4337 } 4338 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4339 4340 // Try to find a matching persistent preferred activity. 4341 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4342 debug, userId); 4343 4344 // If a persistent preferred activity matched, use it. 4345 if (pri != null) { 4346 return pri; 4347 } 4348 4349 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4350 // Get the list of preferred activities that handle the intent 4351 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4352 List<PreferredActivity> prefs = pir != null 4353 ? pir.queryIntent(intent, resolvedType, 4354 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4355 : null; 4356 if (prefs != null && prefs.size() > 0) { 4357 boolean changed = false; 4358 try { 4359 // First figure out how good the original match set is. 4360 // We will only allow preferred activities that came 4361 // from the same match quality. 4362 int match = 0; 4363 4364 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4365 4366 final int N = query.size(); 4367 for (int j=0; j<N; j++) { 4368 final ResolveInfo ri = query.get(j); 4369 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4370 + ": 0x" + Integer.toHexString(match)); 4371 if (ri.match > match) { 4372 match = ri.match; 4373 } 4374 } 4375 4376 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4377 + Integer.toHexString(match)); 4378 4379 match &= IntentFilter.MATCH_CATEGORY_MASK; 4380 final int M = prefs.size(); 4381 for (int i=0; i<M; i++) { 4382 final PreferredActivity pa = prefs.get(i); 4383 if (DEBUG_PREFERRED || debug) { 4384 Slog.v(TAG, "Checking PreferredActivity ds=" 4385 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4386 + "\n component=" + pa.mPref.mComponent); 4387 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4388 } 4389 if (pa.mPref.mMatch != match) { 4390 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4391 + Integer.toHexString(pa.mPref.mMatch)); 4392 continue; 4393 } 4394 // If it's not an "always" type preferred activity and that's what we're 4395 // looking for, skip it. 4396 if (always && !pa.mPref.mAlways) { 4397 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4398 continue; 4399 } 4400 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4401 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4402 if (DEBUG_PREFERRED || debug) { 4403 Slog.v(TAG, "Found preferred activity:"); 4404 if (ai != null) { 4405 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4406 } else { 4407 Slog.v(TAG, " null"); 4408 } 4409 } 4410 if (ai == null) { 4411 // This previously registered preferred activity 4412 // component is no longer known. Most likely an update 4413 // to the app was installed and in the new version this 4414 // component no longer exists. Clean it up by removing 4415 // it from the preferred activities list, and skip it. 4416 Slog.w(TAG, "Removing dangling preferred activity: " 4417 + pa.mPref.mComponent); 4418 pir.removeFilter(pa); 4419 changed = true; 4420 continue; 4421 } 4422 for (int j=0; j<N; j++) { 4423 final ResolveInfo ri = query.get(j); 4424 if (!ri.activityInfo.applicationInfo.packageName 4425 .equals(ai.applicationInfo.packageName)) { 4426 continue; 4427 } 4428 if (!ri.activityInfo.name.equals(ai.name)) { 4429 continue; 4430 } 4431 4432 if (removeMatches) { 4433 pir.removeFilter(pa); 4434 changed = true; 4435 if (DEBUG_PREFERRED) { 4436 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4437 } 4438 break; 4439 } 4440 4441 // Okay we found a previously set preferred or last chosen app. 4442 // If the result set is different from when this 4443 // was created, we need to clear it and re-ask the 4444 // user their preference, if we're looking for an "always" type entry. 4445 if (always && !pa.mPref.sameSet(query)) { 4446 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4447 + intent + " type " + resolvedType); 4448 if (DEBUG_PREFERRED) { 4449 Slog.v(TAG, "Removing preferred activity since set changed " 4450 + pa.mPref.mComponent); 4451 } 4452 pir.removeFilter(pa); 4453 // Re-add the filter as a "last chosen" entry (!always) 4454 PreferredActivity lastChosen = new PreferredActivity( 4455 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4456 pir.addFilter(lastChosen); 4457 changed = true; 4458 return null; 4459 } 4460 4461 // Yay! Either the set matched or we're looking for the last chosen 4462 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4463 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4464 return ri; 4465 } 4466 } 4467 } finally { 4468 if (changed) { 4469 if (DEBUG_PREFERRED) { 4470 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4471 } 4472 scheduleWritePackageRestrictionsLocked(userId); 4473 } 4474 } 4475 } 4476 } 4477 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4478 return null; 4479 } 4480 4481 /* 4482 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4483 */ 4484 @Override 4485 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4486 int targetUserId) { 4487 mContext.enforceCallingOrSelfPermission( 4488 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4489 List<CrossProfileIntentFilter> matches = 4490 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4491 if (matches != null) { 4492 int size = matches.size(); 4493 for (int i = 0; i < size; i++) { 4494 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4495 } 4496 } 4497 if (hasWebURI(intent)) { 4498 // cross-profile app linking works only towards the parent. 4499 final UserInfo parent = getProfileParent(sourceUserId); 4500 synchronized(mPackages) { 4501 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4502 intent, resolvedType, 0, sourceUserId, parent.id); 4503 return xpDomainInfo != null; 4504 } 4505 } 4506 return false; 4507 } 4508 4509 private UserInfo getProfileParent(int userId) { 4510 final long identity = Binder.clearCallingIdentity(); 4511 try { 4512 return sUserManager.getProfileParent(userId); 4513 } finally { 4514 Binder.restoreCallingIdentity(identity); 4515 } 4516 } 4517 4518 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4519 String resolvedType, int userId) { 4520 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4521 if (resolver != null) { 4522 return resolver.queryIntent(intent, resolvedType, false, userId); 4523 } 4524 return null; 4525 } 4526 4527 @Override 4528 public List<ResolveInfo> queryIntentActivities(Intent intent, 4529 String resolvedType, int flags, int userId) { 4530 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4531 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4532 ComponentName comp = intent.getComponent(); 4533 if (comp == null) { 4534 if (intent.getSelector() != null) { 4535 intent = intent.getSelector(); 4536 comp = intent.getComponent(); 4537 } 4538 } 4539 4540 if (comp != null) { 4541 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4542 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4543 if (ai != null) { 4544 final ResolveInfo ri = new ResolveInfo(); 4545 ri.activityInfo = ai; 4546 list.add(ri); 4547 } 4548 return list; 4549 } 4550 4551 // reader 4552 synchronized (mPackages) { 4553 final String pkgName = intent.getPackage(); 4554 if (pkgName == null) { 4555 List<CrossProfileIntentFilter> matchingFilters = 4556 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4557 // Check for results that need to skip the current profile. 4558 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4559 resolvedType, flags, userId); 4560 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4561 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4562 result.add(xpResolveInfo); 4563 return filterIfNotPrimaryUser(result, userId); 4564 } 4565 4566 // Check for results in the current profile. 4567 List<ResolveInfo> result = mActivities.queryIntent( 4568 intent, resolvedType, flags, userId); 4569 4570 // Check for cross profile results. 4571 xpResolveInfo = queryCrossProfileIntents( 4572 matchingFilters, intent, resolvedType, flags, userId); 4573 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4574 result.add(xpResolveInfo); 4575 Collections.sort(result, mResolvePrioritySorter); 4576 } 4577 result = filterIfNotPrimaryUser(result, userId); 4578 if (hasWebURI(intent)) { 4579 CrossProfileDomainInfo xpDomainInfo = null; 4580 final UserInfo parent = getProfileParent(userId); 4581 if (parent != null) { 4582 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4583 flags, userId, parent.id); 4584 } 4585 if (xpDomainInfo != null) { 4586 if (xpResolveInfo != null) { 4587 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4588 // in the result. 4589 result.remove(xpResolveInfo); 4590 } 4591 if (result.size() == 0) { 4592 result.add(xpDomainInfo.resolveInfo); 4593 return result; 4594 } 4595 } else if (result.size() <= 1) { 4596 return result; 4597 } 4598 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4599 xpDomainInfo, userId); 4600 Collections.sort(result, mResolvePrioritySorter); 4601 } 4602 return result; 4603 } 4604 final PackageParser.Package pkg = mPackages.get(pkgName); 4605 if (pkg != null) { 4606 return filterIfNotPrimaryUser( 4607 mActivities.queryIntentForPackage( 4608 intent, resolvedType, flags, pkg.activities, userId), 4609 userId); 4610 } 4611 return new ArrayList<ResolveInfo>(); 4612 } 4613 } 4614 4615 private static class CrossProfileDomainInfo { 4616 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4617 ResolveInfo resolveInfo; 4618 /* Best domain verification status of the activities found in the other profile */ 4619 int bestDomainVerificationStatus; 4620 } 4621 4622 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4623 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4624 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4625 sourceUserId)) { 4626 return null; 4627 } 4628 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4629 resolvedType, flags, parentUserId); 4630 4631 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4632 return null; 4633 } 4634 CrossProfileDomainInfo result = null; 4635 int size = resultTargetUser.size(); 4636 for (int i = 0; i < size; i++) { 4637 ResolveInfo riTargetUser = resultTargetUser.get(i); 4638 // Intent filter verification is only for filters that specify a host. So don't return 4639 // those that handle all web uris. 4640 if (riTargetUser.handleAllWebDataURI) { 4641 continue; 4642 } 4643 String packageName = riTargetUser.activityInfo.packageName; 4644 PackageSetting ps = mSettings.mPackages.get(packageName); 4645 if (ps == null) { 4646 continue; 4647 } 4648 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4649 int status = (int)(verificationState >> 32); 4650 if (result == null) { 4651 result = new CrossProfileDomainInfo(); 4652 result.resolveInfo = 4653 createForwardingResolveInfo(new IntentFilter(), sourceUserId, parentUserId); 4654 result.bestDomainVerificationStatus = status; 4655 } else { 4656 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4657 result.bestDomainVerificationStatus); 4658 } 4659 } 4660 // Don't consider matches with status NEVER across profiles. 4661 if (result != null && result.bestDomainVerificationStatus 4662 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4663 return null; 4664 } 4665 return result; 4666 } 4667 4668 /** 4669 * Verification statuses are ordered from the worse to the best, except for 4670 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4671 */ 4672 private int bestDomainVerificationStatus(int status1, int status2) { 4673 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4674 return status2; 4675 } 4676 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4677 return status1; 4678 } 4679 return (int) MathUtils.max(status1, status2); 4680 } 4681 4682 private boolean isUserEnabled(int userId) { 4683 long callingId = Binder.clearCallingIdentity(); 4684 try { 4685 UserInfo userInfo = sUserManager.getUserInfo(userId); 4686 return userInfo != null && userInfo.isEnabled(); 4687 } finally { 4688 Binder.restoreCallingIdentity(callingId); 4689 } 4690 } 4691 4692 /** 4693 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4694 * 4695 * @return filtered list 4696 */ 4697 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4698 if (userId == UserHandle.USER_OWNER) { 4699 return resolveInfos; 4700 } 4701 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4702 ResolveInfo info = resolveInfos.get(i); 4703 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4704 resolveInfos.remove(i); 4705 } 4706 } 4707 return resolveInfos; 4708 } 4709 4710 private static boolean hasWebURI(Intent intent) { 4711 if (intent.getData() == null) { 4712 return false; 4713 } 4714 final String scheme = intent.getScheme(); 4715 if (TextUtils.isEmpty(scheme)) { 4716 return false; 4717 } 4718 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4719 } 4720 4721 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4722 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4723 int userId) { 4724 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4725 4726 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4727 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4728 candidates.size()); 4729 } 4730 4731 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4732 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4733 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4734 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 4735 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4736 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4737 4738 synchronized (mPackages) { 4739 final int count = candidates.size(); 4740 // First, try to use linked apps. Partition the candidates into four lists: 4741 // one for the final results, one for the "do not use ever", one for "undefined status" 4742 // and finally one for "browser app type". 4743 for (int n=0; n<count; n++) { 4744 ResolveInfo info = candidates.get(n); 4745 String packageName = info.activityInfo.packageName; 4746 PackageSetting ps = mSettings.mPackages.get(packageName); 4747 if (ps != null) { 4748 // Add to the special match all list (Browser use case) 4749 if (info.handleAllWebDataURI) { 4750 matchAllList.add(info); 4751 continue; 4752 } 4753 // Try to get the status from User settings first 4754 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4755 int status = (int)(packedStatus >> 32); 4756 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4757 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4758 if (DEBUG_DOMAIN_VERIFICATION) { 4759 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4760 + " : linkgen=" + linkGeneration); 4761 } 4762 // Use link-enabled generation as preferredOrder, i.e. 4763 // prefer newly-enabled over earlier-enabled. 4764 info.preferredOrder = linkGeneration; 4765 alwaysList.add(info); 4766 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4767 if (DEBUG_DOMAIN_VERIFICATION) { 4768 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4769 } 4770 neverList.add(info); 4771 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4772 if (DEBUG_DOMAIN_VERIFICATION) { 4773 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 4774 } 4775 alwaysAskList.add(info); 4776 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4777 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4778 if (DEBUG_DOMAIN_VERIFICATION) { 4779 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4780 } 4781 undefinedList.add(info); 4782 } 4783 } 4784 } 4785 4786 // We'll want to include browser possibilities in a few cases 4787 boolean includeBrowser = false; 4788 4789 // First try to add the "always" resolution(s) for the current user, if any 4790 if (alwaysList.size() > 0) { 4791 result.addAll(alwaysList); 4792 } else { 4793 // Add all undefined apps as we want them to appear in the disambiguation dialog. 4794 result.addAll(undefinedList); 4795 // Maybe add one for the other profile. 4796 if (xpDomainInfo != null && ( 4797 xpDomainInfo.bestDomainVerificationStatus 4798 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 4799 result.add(xpDomainInfo.resolveInfo); 4800 } 4801 includeBrowser = true; 4802 } 4803 4804 // The presence of any 'always ask' alternatives means we'll also offer browsers. 4805 // If there were 'always' entries their preferred order has been set, so we also 4806 // back that off to make the alternatives equivalent 4807 if (alwaysAskList.size() > 0) { 4808 for (ResolveInfo i : result) { 4809 i.preferredOrder = 0; 4810 } 4811 result.addAll(alwaysAskList); 4812 includeBrowser = true; 4813 } 4814 4815 if (includeBrowser) { 4816 // Also add browsers (all of them or only the default one) 4817 if (DEBUG_DOMAIN_VERIFICATION) { 4818 Slog.v(TAG, " ...including browsers in candidate set"); 4819 } 4820 if ((matchFlags & MATCH_ALL) != 0) { 4821 result.addAll(matchAllList); 4822 } else { 4823 // Browser/generic handling case. If there's a default browser, go straight 4824 // to that (but only if there is no other higher-priority match). 4825 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4826 int maxMatchPrio = 0; 4827 ResolveInfo defaultBrowserMatch = null; 4828 final int numCandidates = matchAllList.size(); 4829 for (int n = 0; n < numCandidates; n++) { 4830 ResolveInfo info = matchAllList.get(n); 4831 // track the highest overall match priority... 4832 if (info.priority > maxMatchPrio) { 4833 maxMatchPrio = info.priority; 4834 } 4835 // ...and the highest-priority default browser match 4836 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4837 if (defaultBrowserMatch == null 4838 || (defaultBrowserMatch.priority < info.priority)) { 4839 if (debug) { 4840 Slog.v(TAG, "Considering default browser match " + info); 4841 } 4842 defaultBrowserMatch = info; 4843 } 4844 } 4845 } 4846 if (defaultBrowserMatch != null 4847 && defaultBrowserMatch.priority >= maxMatchPrio 4848 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4849 { 4850 if (debug) { 4851 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4852 } 4853 result.add(defaultBrowserMatch); 4854 } else { 4855 result.addAll(matchAllList); 4856 } 4857 } 4858 4859 // If there is nothing selected, add all candidates and remove the ones that the user 4860 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4861 if (result.size() == 0) { 4862 result.addAll(candidates); 4863 result.removeAll(neverList); 4864 } 4865 } 4866 } 4867 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4868 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4869 result.size()); 4870 for (ResolveInfo info : result) { 4871 Slog.v(TAG, " + " + info.activityInfo); 4872 } 4873 } 4874 return result; 4875 } 4876 4877 // Returns a packed value as a long: 4878 // 4879 // high 'int'-sized word: link status: undefined/ask/never/always. 4880 // low 'int'-sized word: relative priority among 'always' results. 4881 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4882 long result = ps.getDomainVerificationStatusForUser(userId); 4883 // if none available, get the master status 4884 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4885 if (ps.getIntentFilterVerificationInfo() != null) { 4886 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4887 } 4888 } 4889 return result; 4890 } 4891 4892 private ResolveInfo querySkipCurrentProfileIntents( 4893 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4894 int flags, int sourceUserId) { 4895 if (matchingFilters != null) { 4896 int size = matchingFilters.size(); 4897 for (int i = 0; i < size; i ++) { 4898 CrossProfileIntentFilter filter = matchingFilters.get(i); 4899 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4900 // Checking if there are activities in the target user that can handle the 4901 // intent. 4902 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4903 flags, sourceUserId); 4904 if (resolveInfo != null) { 4905 return resolveInfo; 4906 } 4907 } 4908 } 4909 } 4910 return null; 4911 } 4912 4913 // Return matching ResolveInfo if any for skip current profile intent filters. 4914 private ResolveInfo queryCrossProfileIntents( 4915 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4916 int flags, int sourceUserId) { 4917 if (matchingFilters != null) { 4918 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4919 // match the same intent. For performance reasons, it is better not to 4920 // run queryIntent twice for the same userId 4921 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4922 int size = matchingFilters.size(); 4923 for (int i = 0; i < size; i++) { 4924 CrossProfileIntentFilter filter = matchingFilters.get(i); 4925 int targetUserId = filter.getTargetUserId(); 4926 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4927 && !alreadyTriedUserIds.get(targetUserId)) { 4928 // Checking if there are activities in the target user that can handle the 4929 // intent. 4930 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4931 flags, sourceUserId); 4932 if (resolveInfo != null) return resolveInfo; 4933 alreadyTriedUserIds.put(targetUserId, true); 4934 } 4935 } 4936 } 4937 return null; 4938 } 4939 4940 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4941 String resolvedType, int flags, int sourceUserId) { 4942 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4943 resolvedType, flags, filter.getTargetUserId()); 4944 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4945 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4946 } 4947 return null; 4948 } 4949 4950 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4951 int sourceUserId, int targetUserId) { 4952 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4953 String className; 4954 if (targetUserId == UserHandle.USER_OWNER) { 4955 className = FORWARD_INTENT_TO_USER_OWNER; 4956 } else { 4957 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4958 } 4959 ComponentName forwardingActivityComponentName = new ComponentName( 4960 mAndroidApplication.packageName, className); 4961 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4962 sourceUserId); 4963 if (targetUserId == UserHandle.USER_OWNER) { 4964 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4965 forwardingResolveInfo.noResourceId = true; 4966 } 4967 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4968 forwardingResolveInfo.priority = 0; 4969 forwardingResolveInfo.preferredOrder = 0; 4970 forwardingResolveInfo.match = 0; 4971 forwardingResolveInfo.isDefault = true; 4972 forwardingResolveInfo.filter = filter; 4973 forwardingResolveInfo.targetUserId = targetUserId; 4974 return forwardingResolveInfo; 4975 } 4976 4977 @Override 4978 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4979 Intent[] specifics, String[] specificTypes, Intent intent, 4980 String resolvedType, int flags, int userId) { 4981 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4982 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4983 false, "query intent activity options"); 4984 final String resultsAction = intent.getAction(); 4985 4986 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4987 | PackageManager.GET_RESOLVED_FILTER, userId); 4988 4989 if (DEBUG_INTENT_MATCHING) { 4990 Log.v(TAG, "Query " + intent + ": " + results); 4991 } 4992 4993 int specificsPos = 0; 4994 int N; 4995 4996 // todo: note that the algorithm used here is O(N^2). This 4997 // isn't a problem in our current environment, but if we start running 4998 // into situations where we have more than 5 or 10 matches then this 4999 // should probably be changed to something smarter... 5000 5001 // First we go through and resolve each of the specific items 5002 // that were supplied, taking care of removing any corresponding 5003 // duplicate items in the generic resolve list. 5004 if (specifics != null) { 5005 for (int i=0; i<specifics.length; i++) { 5006 final Intent sintent = specifics[i]; 5007 if (sintent == null) { 5008 continue; 5009 } 5010 5011 if (DEBUG_INTENT_MATCHING) { 5012 Log.v(TAG, "Specific #" + i + ": " + sintent); 5013 } 5014 5015 String action = sintent.getAction(); 5016 if (resultsAction != null && resultsAction.equals(action)) { 5017 // If this action was explicitly requested, then don't 5018 // remove things that have it. 5019 action = null; 5020 } 5021 5022 ResolveInfo ri = null; 5023 ActivityInfo ai = null; 5024 5025 ComponentName comp = sintent.getComponent(); 5026 if (comp == null) { 5027 ri = resolveIntent( 5028 sintent, 5029 specificTypes != null ? specificTypes[i] : null, 5030 flags, userId); 5031 if (ri == null) { 5032 continue; 5033 } 5034 if (ri == mResolveInfo) { 5035 // ACK! Must do something better with this. 5036 } 5037 ai = ri.activityInfo; 5038 comp = new ComponentName(ai.applicationInfo.packageName, 5039 ai.name); 5040 } else { 5041 ai = getActivityInfo(comp, flags, userId); 5042 if (ai == null) { 5043 continue; 5044 } 5045 } 5046 5047 // Look for any generic query activities that are duplicates 5048 // of this specific one, and remove them from the results. 5049 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5050 N = results.size(); 5051 int j; 5052 for (j=specificsPos; j<N; j++) { 5053 ResolveInfo sri = results.get(j); 5054 if ((sri.activityInfo.name.equals(comp.getClassName()) 5055 && sri.activityInfo.applicationInfo.packageName.equals( 5056 comp.getPackageName())) 5057 || (action != null && sri.filter.matchAction(action))) { 5058 results.remove(j); 5059 if (DEBUG_INTENT_MATCHING) Log.v( 5060 TAG, "Removing duplicate item from " + j 5061 + " due to specific " + specificsPos); 5062 if (ri == null) { 5063 ri = sri; 5064 } 5065 j--; 5066 N--; 5067 } 5068 } 5069 5070 // Add this specific item to its proper place. 5071 if (ri == null) { 5072 ri = new ResolveInfo(); 5073 ri.activityInfo = ai; 5074 } 5075 results.add(specificsPos, ri); 5076 ri.specificIndex = i; 5077 specificsPos++; 5078 } 5079 } 5080 5081 // Now we go through the remaining generic results and remove any 5082 // duplicate actions that are found here. 5083 N = results.size(); 5084 for (int i=specificsPos; i<N-1; i++) { 5085 final ResolveInfo rii = results.get(i); 5086 if (rii.filter == null) { 5087 continue; 5088 } 5089 5090 // Iterate over all of the actions of this result's intent 5091 // filter... typically this should be just one. 5092 final Iterator<String> it = rii.filter.actionsIterator(); 5093 if (it == null) { 5094 continue; 5095 } 5096 while (it.hasNext()) { 5097 final String action = it.next(); 5098 if (resultsAction != null && resultsAction.equals(action)) { 5099 // If this action was explicitly requested, then don't 5100 // remove things that have it. 5101 continue; 5102 } 5103 for (int j=i+1; j<N; j++) { 5104 final ResolveInfo rij = results.get(j); 5105 if (rij.filter != null && rij.filter.hasAction(action)) { 5106 results.remove(j); 5107 if (DEBUG_INTENT_MATCHING) Log.v( 5108 TAG, "Removing duplicate item from " + j 5109 + " due to action " + action + " at " + i); 5110 j--; 5111 N--; 5112 } 5113 } 5114 } 5115 5116 // If the caller didn't request filter information, drop it now 5117 // so we don't have to marshall/unmarshall it. 5118 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5119 rii.filter = null; 5120 } 5121 } 5122 5123 // Filter out the caller activity if so requested. 5124 if (caller != null) { 5125 N = results.size(); 5126 for (int i=0; i<N; i++) { 5127 ActivityInfo ainfo = results.get(i).activityInfo; 5128 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5129 && caller.getClassName().equals(ainfo.name)) { 5130 results.remove(i); 5131 break; 5132 } 5133 } 5134 } 5135 5136 // If the caller didn't request filter information, 5137 // drop them now so we don't have to 5138 // marshall/unmarshall it. 5139 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5140 N = results.size(); 5141 for (int i=0; i<N; i++) { 5142 results.get(i).filter = null; 5143 } 5144 } 5145 5146 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5147 return results; 5148 } 5149 5150 @Override 5151 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5152 int userId) { 5153 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5154 ComponentName comp = intent.getComponent(); 5155 if (comp == null) { 5156 if (intent.getSelector() != null) { 5157 intent = intent.getSelector(); 5158 comp = intent.getComponent(); 5159 } 5160 } 5161 if (comp != null) { 5162 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5163 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5164 if (ai != null) { 5165 ResolveInfo ri = new ResolveInfo(); 5166 ri.activityInfo = ai; 5167 list.add(ri); 5168 } 5169 return list; 5170 } 5171 5172 // reader 5173 synchronized (mPackages) { 5174 String pkgName = intent.getPackage(); 5175 if (pkgName == null) { 5176 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5177 } 5178 final PackageParser.Package pkg = mPackages.get(pkgName); 5179 if (pkg != null) { 5180 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5181 userId); 5182 } 5183 return null; 5184 } 5185 } 5186 5187 @Override 5188 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5189 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5190 if (!sUserManager.exists(userId)) return null; 5191 if (query != null) { 5192 if (query.size() >= 1) { 5193 // If there is more than one service with the same priority, 5194 // just arbitrarily pick the first one. 5195 return query.get(0); 5196 } 5197 } 5198 return null; 5199 } 5200 5201 @Override 5202 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5203 int userId) { 5204 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5205 ComponentName comp = intent.getComponent(); 5206 if (comp == null) { 5207 if (intent.getSelector() != null) { 5208 intent = intent.getSelector(); 5209 comp = intent.getComponent(); 5210 } 5211 } 5212 if (comp != null) { 5213 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5214 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5215 if (si != null) { 5216 final ResolveInfo ri = new ResolveInfo(); 5217 ri.serviceInfo = si; 5218 list.add(ri); 5219 } 5220 return list; 5221 } 5222 5223 // reader 5224 synchronized (mPackages) { 5225 String pkgName = intent.getPackage(); 5226 if (pkgName == null) { 5227 return mServices.queryIntent(intent, resolvedType, flags, userId); 5228 } 5229 final PackageParser.Package pkg = mPackages.get(pkgName); 5230 if (pkg != null) { 5231 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5232 userId); 5233 } 5234 return null; 5235 } 5236 } 5237 5238 @Override 5239 public List<ResolveInfo> queryIntentContentProviders( 5240 Intent intent, String resolvedType, int flags, int userId) { 5241 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5242 ComponentName comp = intent.getComponent(); 5243 if (comp == null) { 5244 if (intent.getSelector() != null) { 5245 intent = intent.getSelector(); 5246 comp = intent.getComponent(); 5247 } 5248 } 5249 if (comp != null) { 5250 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5251 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5252 if (pi != null) { 5253 final ResolveInfo ri = new ResolveInfo(); 5254 ri.providerInfo = pi; 5255 list.add(ri); 5256 } 5257 return list; 5258 } 5259 5260 // reader 5261 synchronized (mPackages) { 5262 String pkgName = intent.getPackage(); 5263 if (pkgName == null) { 5264 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5265 } 5266 final PackageParser.Package pkg = mPackages.get(pkgName); 5267 if (pkg != null) { 5268 return mProviders.queryIntentForPackage( 5269 intent, resolvedType, flags, pkg.providers, userId); 5270 } 5271 return null; 5272 } 5273 } 5274 5275 @Override 5276 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5277 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5278 5279 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5280 5281 // writer 5282 synchronized (mPackages) { 5283 ArrayList<PackageInfo> list; 5284 if (listUninstalled) { 5285 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5286 for (PackageSetting ps : mSettings.mPackages.values()) { 5287 PackageInfo pi; 5288 if (ps.pkg != null) { 5289 pi = generatePackageInfo(ps.pkg, flags, userId); 5290 } else { 5291 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5292 } 5293 if (pi != null) { 5294 list.add(pi); 5295 } 5296 } 5297 } else { 5298 list = new ArrayList<PackageInfo>(mPackages.size()); 5299 for (PackageParser.Package p : mPackages.values()) { 5300 PackageInfo pi = generatePackageInfo(p, flags, userId); 5301 if (pi != null) { 5302 list.add(pi); 5303 } 5304 } 5305 } 5306 5307 return new ParceledListSlice<PackageInfo>(list); 5308 } 5309 } 5310 5311 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5312 String[] permissions, boolean[] tmp, int flags, int userId) { 5313 int numMatch = 0; 5314 final PermissionsState permissionsState = ps.getPermissionsState(); 5315 for (int i=0; i<permissions.length; i++) { 5316 final String permission = permissions[i]; 5317 if (permissionsState.hasPermission(permission, userId)) { 5318 tmp[i] = true; 5319 numMatch++; 5320 } else { 5321 tmp[i] = false; 5322 } 5323 } 5324 if (numMatch == 0) { 5325 return; 5326 } 5327 PackageInfo pi; 5328 if (ps.pkg != null) { 5329 pi = generatePackageInfo(ps.pkg, flags, userId); 5330 } else { 5331 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5332 } 5333 // The above might return null in cases of uninstalled apps or install-state 5334 // skew across users/profiles. 5335 if (pi != null) { 5336 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5337 if (numMatch == permissions.length) { 5338 pi.requestedPermissions = permissions; 5339 } else { 5340 pi.requestedPermissions = new String[numMatch]; 5341 numMatch = 0; 5342 for (int i=0; i<permissions.length; i++) { 5343 if (tmp[i]) { 5344 pi.requestedPermissions[numMatch] = permissions[i]; 5345 numMatch++; 5346 } 5347 } 5348 } 5349 } 5350 list.add(pi); 5351 } 5352 } 5353 5354 @Override 5355 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5356 String[] permissions, int flags, int userId) { 5357 if (!sUserManager.exists(userId)) return null; 5358 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5359 5360 // writer 5361 synchronized (mPackages) { 5362 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5363 boolean[] tmpBools = new boolean[permissions.length]; 5364 if (listUninstalled) { 5365 for (PackageSetting ps : mSettings.mPackages.values()) { 5366 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5367 } 5368 } else { 5369 for (PackageParser.Package pkg : mPackages.values()) { 5370 PackageSetting ps = (PackageSetting)pkg.mExtras; 5371 if (ps != null) { 5372 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5373 userId); 5374 } 5375 } 5376 } 5377 5378 return new ParceledListSlice<PackageInfo>(list); 5379 } 5380 } 5381 5382 @Override 5383 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5384 if (!sUserManager.exists(userId)) return null; 5385 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5386 5387 // writer 5388 synchronized (mPackages) { 5389 ArrayList<ApplicationInfo> list; 5390 if (listUninstalled) { 5391 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5392 for (PackageSetting ps : mSettings.mPackages.values()) { 5393 ApplicationInfo ai; 5394 if (ps.pkg != null) { 5395 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5396 ps.readUserState(userId), userId); 5397 } else { 5398 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5399 } 5400 if (ai != null) { 5401 list.add(ai); 5402 } 5403 } 5404 } else { 5405 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5406 for (PackageParser.Package p : mPackages.values()) { 5407 if (p.mExtras != null) { 5408 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5409 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5410 if (ai != null) { 5411 list.add(ai); 5412 } 5413 } 5414 } 5415 } 5416 5417 return new ParceledListSlice<ApplicationInfo>(list); 5418 } 5419 } 5420 5421 public List<ApplicationInfo> getPersistentApplications(int flags) { 5422 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5423 5424 // reader 5425 synchronized (mPackages) { 5426 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5427 final int userId = UserHandle.getCallingUserId(); 5428 while (i.hasNext()) { 5429 final PackageParser.Package p = i.next(); 5430 if (p.applicationInfo != null 5431 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5432 && (!mSafeMode || isSystemApp(p))) { 5433 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5434 if (ps != null) { 5435 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5436 ps.readUserState(userId), userId); 5437 if (ai != null) { 5438 finalList.add(ai); 5439 } 5440 } 5441 } 5442 } 5443 } 5444 5445 return finalList; 5446 } 5447 5448 @Override 5449 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5450 if (!sUserManager.exists(userId)) return null; 5451 // reader 5452 synchronized (mPackages) { 5453 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5454 PackageSetting ps = provider != null 5455 ? mSettings.mPackages.get(provider.owner.packageName) 5456 : null; 5457 return ps != null 5458 && mSettings.isEnabledLPr(provider.info, flags, userId) 5459 && (!mSafeMode || (provider.info.applicationInfo.flags 5460 &ApplicationInfo.FLAG_SYSTEM) != 0) 5461 ? PackageParser.generateProviderInfo(provider, flags, 5462 ps.readUserState(userId), userId) 5463 : null; 5464 } 5465 } 5466 5467 /** 5468 * @deprecated 5469 */ 5470 @Deprecated 5471 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5472 // reader 5473 synchronized (mPackages) { 5474 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5475 .entrySet().iterator(); 5476 final int userId = UserHandle.getCallingUserId(); 5477 while (i.hasNext()) { 5478 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5479 PackageParser.Provider p = entry.getValue(); 5480 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5481 5482 if (ps != null && p.syncable 5483 && (!mSafeMode || (p.info.applicationInfo.flags 5484 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5485 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5486 ps.readUserState(userId), userId); 5487 if (info != null) { 5488 outNames.add(entry.getKey()); 5489 outInfo.add(info); 5490 } 5491 } 5492 } 5493 } 5494 } 5495 5496 @Override 5497 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5498 int uid, int flags) { 5499 ArrayList<ProviderInfo> finalList = null; 5500 // reader 5501 synchronized (mPackages) { 5502 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5503 final int userId = processName != null ? 5504 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5505 while (i.hasNext()) { 5506 final PackageParser.Provider p = i.next(); 5507 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5508 if (ps != null && p.info.authority != null 5509 && (processName == null 5510 || (p.info.processName.equals(processName) 5511 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5512 && mSettings.isEnabledLPr(p.info, flags, userId) 5513 && (!mSafeMode 5514 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5515 if (finalList == null) { 5516 finalList = new ArrayList<ProviderInfo>(3); 5517 } 5518 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5519 ps.readUserState(userId), userId); 5520 if (info != null) { 5521 finalList.add(info); 5522 } 5523 } 5524 } 5525 } 5526 5527 if (finalList != null) { 5528 Collections.sort(finalList, mProviderInitOrderSorter); 5529 return new ParceledListSlice<ProviderInfo>(finalList); 5530 } 5531 5532 return null; 5533 } 5534 5535 @Override 5536 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5537 int flags) { 5538 // reader 5539 synchronized (mPackages) { 5540 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5541 return PackageParser.generateInstrumentationInfo(i, flags); 5542 } 5543 } 5544 5545 @Override 5546 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5547 int flags) { 5548 ArrayList<InstrumentationInfo> finalList = 5549 new ArrayList<InstrumentationInfo>(); 5550 5551 // reader 5552 synchronized (mPackages) { 5553 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5554 while (i.hasNext()) { 5555 final PackageParser.Instrumentation p = i.next(); 5556 if (targetPackage == null 5557 || targetPackage.equals(p.info.targetPackage)) { 5558 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5559 flags); 5560 if (ii != null) { 5561 finalList.add(ii); 5562 } 5563 } 5564 } 5565 } 5566 5567 return finalList; 5568 } 5569 5570 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5571 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5572 if (overlays == null) { 5573 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5574 return; 5575 } 5576 for (PackageParser.Package opkg : overlays.values()) { 5577 // Not much to do if idmap fails: we already logged the error 5578 // and we certainly don't want to abort installation of pkg simply 5579 // because an overlay didn't fit properly. For these reasons, 5580 // ignore the return value of createIdmapForPackagePairLI. 5581 createIdmapForPackagePairLI(pkg, opkg); 5582 } 5583 } 5584 5585 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5586 PackageParser.Package opkg) { 5587 if (!opkg.mTrustedOverlay) { 5588 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5589 opkg.baseCodePath + ": overlay not trusted"); 5590 return false; 5591 } 5592 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5593 if (overlaySet == null) { 5594 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5595 opkg.baseCodePath + " but target package has no known overlays"); 5596 return false; 5597 } 5598 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5599 // TODO: generate idmap for split APKs 5600 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5601 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5602 + opkg.baseCodePath); 5603 return false; 5604 } 5605 PackageParser.Package[] overlayArray = 5606 overlaySet.values().toArray(new PackageParser.Package[0]); 5607 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5608 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5609 return p1.mOverlayPriority - p2.mOverlayPriority; 5610 } 5611 }; 5612 Arrays.sort(overlayArray, cmp); 5613 5614 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5615 int i = 0; 5616 for (PackageParser.Package p : overlayArray) { 5617 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5618 } 5619 return true; 5620 } 5621 5622 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5623 final File[] files = dir.listFiles(); 5624 if (ArrayUtils.isEmpty(files)) { 5625 Log.d(TAG, "No files in app dir " + dir); 5626 return; 5627 } 5628 5629 if (DEBUG_PACKAGE_SCANNING) { 5630 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5631 + " flags=0x" + Integer.toHexString(parseFlags)); 5632 } 5633 5634 for (File file : files) { 5635 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5636 && !PackageInstallerService.isStageName(file.getName()); 5637 if (!isPackage) { 5638 // Ignore entries which are not packages 5639 continue; 5640 } 5641 try { 5642 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5643 scanFlags, currentTime, null); 5644 } catch (PackageManagerException e) { 5645 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5646 5647 // Delete invalid userdata apps 5648 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5649 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5650 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5651 if (file.isDirectory()) { 5652 mInstaller.rmPackageDir(file.getAbsolutePath()); 5653 } else { 5654 file.delete(); 5655 } 5656 } 5657 } 5658 } 5659 } 5660 5661 private static File getSettingsProblemFile() { 5662 File dataDir = Environment.getDataDirectory(); 5663 File systemDir = new File(dataDir, "system"); 5664 File fname = new File(systemDir, "uiderrors.txt"); 5665 return fname; 5666 } 5667 5668 static void reportSettingsProblem(int priority, String msg) { 5669 logCriticalInfo(priority, msg); 5670 } 5671 5672 static void logCriticalInfo(int priority, String msg) { 5673 Slog.println(priority, TAG, msg); 5674 EventLogTags.writePmCriticalInfo(msg); 5675 try { 5676 File fname = getSettingsProblemFile(); 5677 FileOutputStream out = new FileOutputStream(fname, true); 5678 PrintWriter pw = new FastPrintWriter(out); 5679 SimpleDateFormat formatter = new SimpleDateFormat(); 5680 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5681 pw.println(dateString + ": " + msg); 5682 pw.close(); 5683 FileUtils.setPermissions( 5684 fname.toString(), 5685 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5686 -1, -1); 5687 } catch (java.io.IOException e) { 5688 } 5689 } 5690 5691 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5692 PackageParser.Package pkg, File srcFile, int parseFlags) 5693 throws PackageManagerException { 5694 if (ps != null 5695 && ps.codePath.equals(srcFile) 5696 && ps.timeStamp == srcFile.lastModified() 5697 && !isCompatSignatureUpdateNeeded(pkg) 5698 && !isRecoverSignatureUpdateNeeded(pkg)) { 5699 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5700 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5701 ArraySet<PublicKey> signingKs; 5702 synchronized (mPackages) { 5703 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5704 } 5705 if (ps.signatures.mSignatures != null 5706 && ps.signatures.mSignatures.length != 0 5707 && signingKs != null) { 5708 // Optimization: reuse the existing cached certificates 5709 // if the package appears to be unchanged. 5710 pkg.mSignatures = ps.signatures.mSignatures; 5711 pkg.mSigningKeys = signingKs; 5712 return; 5713 } 5714 5715 Slog.w(TAG, "PackageSetting for " + ps.name 5716 + " is missing signatures. Collecting certs again to recover them."); 5717 } else { 5718 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5719 } 5720 5721 try { 5722 pp.collectCertificates(pkg, parseFlags); 5723 pp.collectManifestDigest(pkg); 5724 } catch (PackageParserException e) { 5725 throw PackageManagerException.from(e); 5726 } 5727 } 5728 5729 /* 5730 * Scan a package and return the newly parsed package. 5731 * Returns null in case of errors and the error code is stored in mLastScanError 5732 */ 5733 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5734 long currentTime, UserHandle user) throws PackageManagerException { 5735 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5736 parseFlags |= mDefParseFlags; 5737 PackageParser pp = new PackageParser(); 5738 pp.setSeparateProcesses(mSeparateProcesses); 5739 pp.setOnlyCoreApps(mOnlyCore); 5740 pp.setDisplayMetrics(mMetrics); 5741 5742 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5743 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5744 } 5745 5746 final PackageParser.Package pkg; 5747 try { 5748 pkg = pp.parsePackage(scanFile, parseFlags); 5749 } catch (PackageParserException e) { 5750 throw PackageManagerException.from(e); 5751 } 5752 5753 PackageSetting ps = null; 5754 PackageSetting updatedPkg; 5755 // reader 5756 synchronized (mPackages) { 5757 // Look to see if we already know about this package. 5758 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5759 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5760 // This package has been renamed to its original name. Let's 5761 // use that. 5762 ps = mSettings.peekPackageLPr(oldName); 5763 } 5764 // If there was no original package, see one for the real package name. 5765 if (ps == null) { 5766 ps = mSettings.peekPackageLPr(pkg.packageName); 5767 } 5768 // Check to see if this package could be hiding/updating a system 5769 // package. Must look for it either under the original or real 5770 // package name depending on our state. 5771 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5772 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5773 } 5774 boolean updatedPkgBetter = false; 5775 // First check if this is a system package that may involve an update 5776 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5777 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5778 // it needs to drop FLAG_PRIVILEGED. 5779 if (locationIsPrivileged(scanFile)) { 5780 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5781 } else { 5782 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5783 } 5784 5785 if (ps != null && !ps.codePath.equals(scanFile)) { 5786 // The path has changed from what was last scanned... check the 5787 // version of the new path against what we have stored to determine 5788 // what to do. 5789 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5790 if (pkg.mVersionCode <= ps.versionCode) { 5791 // The system package has been updated and the code path does not match 5792 // Ignore entry. Skip it. 5793 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5794 + " ignored: updated version " + ps.versionCode 5795 + " better than this " + pkg.mVersionCode); 5796 if (!updatedPkg.codePath.equals(scanFile)) { 5797 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5798 + ps.name + " changing from " + updatedPkg.codePathString 5799 + " to " + scanFile); 5800 updatedPkg.codePath = scanFile; 5801 updatedPkg.codePathString = scanFile.toString(); 5802 updatedPkg.resourcePath = scanFile; 5803 updatedPkg.resourcePathString = scanFile.toString(); 5804 } 5805 updatedPkg.pkg = pkg; 5806 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5807 "Package " + ps.name + " at " + scanFile 5808 + " ignored: updated version " + ps.versionCode 5809 + " better than this " + pkg.mVersionCode); 5810 } else { 5811 // The current app on the system partition is better than 5812 // what we have updated to on the data partition; switch 5813 // back to the system partition version. 5814 // At this point, its safely assumed that package installation for 5815 // apps in system partition will go through. If not there won't be a working 5816 // version of the app 5817 // writer 5818 synchronized (mPackages) { 5819 // Just remove the loaded entries from package lists. 5820 mPackages.remove(ps.name); 5821 } 5822 5823 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5824 + " reverting from " + ps.codePathString 5825 + ": new version " + pkg.mVersionCode 5826 + " better than installed " + ps.versionCode); 5827 5828 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5829 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5830 synchronized (mInstallLock) { 5831 args.cleanUpResourcesLI(); 5832 } 5833 synchronized (mPackages) { 5834 mSettings.enableSystemPackageLPw(ps.name); 5835 } 5836 updatedPkgBetter = true; 5837 } 5838 } 5839 } 5840 5841 if (updatedPkg != null) { 5842 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5843 // initially 5844 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5845 5846 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5847 // flag set initially 5848 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5849 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5850 } 5851 } 5852 5853 // Verify certificates against what was last scanned 5854 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5855 5856 /* 5857 * A new system app appeared, but we already had a non-system one of the 5858 * same name installed earlier. 5859 */ 5860 boolean shouldHideSystemApp = false; 5861 if (updatedPkg == null && ps != null 5862 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5863 /* 5864 * Check to make sure the signatures match first. If they don't, 5865 * wipe the installed application and its data. 5866 */ 5867 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5868 != PackageManager.SIGNATURE_MATCH) { 5869 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5870 + " signatures don't match existing userdata copy; removing"); 5871 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5872 ps = null; 5873 } else { 5874 /* 5875 * If the newly-added system app is an older version than the 5876 * already installed version, hide it. It will be scanned later 5877 * and re-added like an update. 5878 */ 5879 if (pkg.mVersionCode <= ps.versionCode) { 5880 shouldHideSystemApp = true; 5881 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5882 + " but new version " + pkg.mVersionCode + " better than installed " 5883 + ps.versionCode + "; hiding system"); 5884 } else { 5885 /* 5886 * The newly found system app is a newer version that the 5887 * one previously installed. Simply remove the 5888 * already-installed application and replace it with our own 5889 * while keeping the application data. 5890 */ 5891 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5892 + " reverting from " + ps.codePathString + ": new version " 5893 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5894 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5895 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5896 synchronized (mInstallLock) { 5897 args.cleanUpResourcesLI(); 5898 } 5899 } 5900 } 5901 } 5902 5903 // The apk is forward locked (not public) if its code and resources 5904 // are kept in different files. (except for app in either system or 5905 // vendor path). 5906 // TODO grab this value from PackageSettings 5907 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5908 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5909 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5910 } 5911 } 5912 5913 // TODO: extend to support forward-locked splits 5914 String resourcePath = null; 5915 String baseResourcePath = null; 5916 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5917 if (ps != null && ps.resourcePathString != null) { 5918 resourcePath = ps.resourcePathString; 5919 baseResourcePath = ps.resourcePathString; 5920 } else { 5921 // Should not happen at all. Just log an error. 5922 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5923 } 5924 } else { 5925 resourcePath = pkg.codePath; 5926 baseResourcePath = pkg.baseCodePath; 5927 } 5928 5929 // Set application objects path explicitly. 5930 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5931 pkg.applicationInfo.setCodePath(pkg.codePath); 5932 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5933 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5934 pkg.applicationInfo.setResourcePath(resourcePath); 5935 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5936 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5937 5938 // Note that we invoke the following method only if we are about to unpack an application 5939 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5940 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5941 5942 /* 5943 * If the system app should be overridden by a previously installed 5944 * data, hide the system app now and let the /data/app scan pick it up 5945 * again. 5946 */ 5947 if (shouldHideSystemApp) { 5948 synchronized (mPackages) { 5949 mSettings.disableSystemPackageLPw(pkg.packageName); 5950 } 5951 } 5952 5953 return scannedPkg; 5954 } 5955 5956 private static String fixProcessName(String defProcessName, 5957 String processName, int uid) { 5958 if (processName == null) { 5959 return defProcessName; 5960 } 5961 return processName; 5962 } 5963 5964 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5965 throws PackageManagerException { 5966 if (pkgSetting.signatures.mSignatures != null) { 5967 // Already existing package. Make sure signatures match 5968 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5969 == PackageManager.SIGNATURE_MATCH; 5970 if (!match) { 5971 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5972 == PackageManager.SIGNATURE_MATCH; 5973 } 5974 if (!match) { 5975 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5976 == PackageManager.SIGNATURE_MATCH; 5977 } 5978 if (!match) { 5979 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5980 + pkg.packageName + " signatures do not match the " 5981 + "previously installed version; ignoring!"); 5982 } 5983 } 5984 5985 // Check for shared user signatures 5986 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5987 // Already existing package. Make sure signatures match 5988 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5989 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5990 if (!match) { 5991 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5992 == PackageManager.SIGNATURE_MATCH; 5993 } 5994 if (!match) { 5995 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5996 == PackageManager.SIGNATURE_MATCH; 5997 } 5998 if (!match) { 5999 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6000 "Package " + pkg.packageName 6001 + " has no signatures that match those in shared user " 6002 + pkgSetting.sharedUser.name + "; ignoring!"); 6003 } 6004 } 6005 } 6006 6007 /** 6008 * Enforces that only the system UID or root's UID can call a method exposed 6009 * via Binder. 6010 * 6011 * @param message used as message if SecurityException is thrown 6012 * @throws SecurityException if the caller is not system or root 6013 */ 6014 private static final void enforceSystemOrRoot(String message) { 6015 final int uid = Binder.getCallingUid(); 6016 if (uid != Process.SYSTEM_UID && uid != 0) { 6017 throw new SecurityException(message); 6018 } 6019 } 6020 6021 @Override 6022 public void performBootDexOpt() { 6023 enforceSystemOrRoot("Only the system can request dexopt be performed"); 6024 6025 // Before everything else, see whether we need to fstrim. 6026 try { 6027 IMountService ms = PackageHelper.getMountService(); 6028 if (ms != null) { 6029 final boolean isUpgrade = isUpgrade(); 6030 boolean doTrim = isUpgrade; 6031 if (doTrim) { 6032 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6033 } else { 6034 final long interval = android.provider.Settings.Global.getLong( 6035 mContext.getContentResolver(), 6036 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6037 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6038 if (interval > 0) { 6039 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6040 if (timeSinceLast > interval) { 6041 doTrim = true; 6042 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6043 + "; running immediately"); 6044 } 6045 } 6046 } 6047 if (doTrim) { 6048 if (!isFirstBoot()) { 6049 try { 6050 ActivityManagerNative.getDefault().showBootMessage( 6051 mContext.getResources().getString( 6052 R.string.android_upgrading_fstrim), true); 6053 } catch (RemoteException e) { 6054 } 6055 } 6056 ms.runMaintenance(); 6057 } 6058 } else { 6059 Slog.e(TAG, "Mount service unavailable!"); 6060 } 6061 } catch (RemoteException e) { 6062 // Can't happen; MountService is local 6063 } 6064 6065 final ArraySet<PackageParser.Package> pkgs; 6066 synchronized (mPackages) { 6067 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6068 } 6069 6070 if (pkgs != null) { 6071 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6072 // in case the device runs out of space. 6073 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6074 // Give priority to core apps. 6075 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6076 PackageParser.Package pkg = it.next(); 6077 if (pkg.coreApp) { 6078 if (DEBUG_DEXOPT) { 6079 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6080 } 6081 sortedPkgs.add(pkg); 6082 it.remove(); 6083 } 6084 } 6085 // Give priority to system apps that listen for pre boot complete. 6086 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6087 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6088 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6089 PackageParser.Package pkg = it.next(); 6090 if (pkgNames.contains(pkg.packageName)) { 6091 if (DEBUG_DEXOPT) { 6092 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6093 } 6094 sortedPkgs.add(pkg); 6095 it.remove(); 6096 } 6097 } 6098 // Filter out packages that aren't recently used. 6099 filterRecentlyUsedApps(pkgs); 6100 // Add all remaining apps. 6101 for (PackageParser.Package pkg : pkgs) { 6102 if (DEBUG_DEXOPT) { 6103 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6104 } 6105 sortedPkgs.add(pkg); 6106 } 6107 6108 // If we want to be lazy, filter everything that wasn't recently used. 6109 if (mLazyDexOpt) { 6110 filterRecentlyUsedApps(sortedPkgs); 6111 } 6112 6113 int i = 0; 6114 int total = sortedPkgs.size(); 6115 File dataDir = Environment.getDataDirectory(); 6116 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6117 if (lowThreshold == 0) { 6118 throw new IllegalStateException("Invalid low memory threshold"); 6119 } 6120 for (PackageParser.Package pkg : sortedPkgs) { 6121 long usableSpace = dataDir.getUsableSpace(); 6122 if (usableSpace < lowThreshold) { 6123 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6124 break; 6125 } 6126 performBootDexOpt(pkg, ++i, total); 6127 } 6128 } 6129 } 6130 6131 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6132 // Filter out packages that aren't recently used. 6133 // 6134 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6135 // should do a full dexopt. 6136 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6137 int total = pkgs.size(); 6138 int skipped = 0; 6139 long now = System.currentTimeMillis(); 6140 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6141 PackageParser.Package pkg = i.next(); 6142 long then = pkg.mLastPackageUsageTimeInMills; 6143 if (then + mDexOptLRUThresholdInMills < now) { 6144 if (DEBUG_DEXOPT) { 6145 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6146 ((then == 0) ? "never" : new Date(then))); 6147 } 6148 i.remove(); 6149 skipped++; 6150 } 6151 } 6152 if (DEBUG_DEXOPT) { 6153 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6154 } 6155 } 6156 } 6157 6158 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6159 List<ResolveInfo> ris = null; 6160 try { 6161 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6162 intent, null, 0, UserHandle.USER_OWNER); 6163 } catch (RemoteException e) { 6164 } 6165 ArraySet<String> pkgNames = new ArraySet<String>(); 6166 if (ris != null) { 6167 for (ResolveInfo ri : ris) { 6168 pkgNames.add(ri.activityInfo.packageName); 6169 } 6170 } 6171 return pkgNames; 6172 } 6173 6174 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6175 if (DEBUG_DEXOPT) { 6176 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6177 } 6178 if (!isFirstBoot()) { 6179 try { 6180 ActivityManagerNative.getDefault().showBootMessage( 6181 mContext.getResources().getString(R.string.android_upgrading_apk, 6182 curr, total), true); 6183 } catch (RemoteException e) { 6184 } 6185 } 6186 PackageParser.Package p = pkg; 6187 synchronized (mInstallLock) { 6188 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6189 false /* force dex */, false /* defer */, true /* include dependencies */, 6190 false /* boot complete */); 6191 } 6192 } 6193 6194 @Override 6195 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6196 return performDexOpt(packageName, instructionSet, false); 6197 } 6198 6199 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6200 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6201 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6202 if (!dexopt && !updateUsage) { 6203 // We aren't going to dexopt or update usage, so bail early. 6204 return false; 6205 } 6206 PackageParser.Package p; 6207 final String targetInstructionSet; 6208 synchronized (mPackages) { 6209 p = mPackages.get(packageName); 6210 if (p == null) { 6211 return false; 6212 } 6213 if (updateUsage) { 6214 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6215 } 6216 mPackageUsage.write(false); 6217 if (!dexopt) { 6218 // We aren't going to dexopt, so bail early. 6219 return false; 6220 } 6221 6222 targetInstructionSet = instructionSet != null ? instructionSet : 6223 getPrimaryInstructionSet(p.applicationInfo); 6224 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6225 return false; 6226 } 6227 } 6228 long callingId = Binder.clearCallingIdentity(); 6229 try { 6230 synchronized (mInstallLock) { 6231 final String[] instructionSets = new String[] { targetInstructionSet }; 6232 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6233 false /* forceDex */, false /* defer */, true /* inclDependencies */, 6234 true /* boot complete */); 6235 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6236 } 6237 } finally { 6238 Binder.restoreCallingIdentity(callingId); 6239 } 6240 } 6241 6242 public ArraySet<String> getPackagesThatNeedDexOpt() { 6243 ArraySet<String> pkgs = null; 6244 synchronized (mPackages) { 6245 for (PackageParser.Package p : mPackages.values()) { 6246 if (DEBUG_DEXOPT) { 6247 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6248 } 6249 if (!p.mDexOptPerformed.isEmpty()) { 6250 continue; 6251 } 6252 if (pkgs == null) { 6253 pkgs = new ArraySet<String>(); 6254 } 6255 pkgs.add(p.packageName); 6256 } 6257 } 6258 return pkgs; 6259 } 6260 6261 public void shutdown() { 6262 mPackageUsage.write(true); 6263 } 6264 6265 @Override 6266 public void forceDexOpt(String packageName) { 6267 enforceSystemOrRoot("forceDexOpt"); 6268 6269 PackageParser.Package pkg; 6270 synchronized (mPackages) { 6271 pkg = mPackages.get(packageName); 6272 if (pkg == null) { 6273 throw new IllegalArgumentException("Missing package: " + packageName); 6274 } 6275 } 6276 6277 synchronized (mInstallLock) { 6278 final String[] instructionSets = new String[] { 6279 getPrimaryInstructionSet(pkg.applicationInfo) }; 6280 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6281 true /*forceDex*/, false /* defer */, true /* inclDependencies */, 6282 true /* boot complete */); 6283 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6284 throw new IllegalStateException("Failed to dexopt: " + res); 6285 } 6286 } 6287 } 6288 6289 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6290 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6291 Slog.w(TAG, "Unable to update from " + oldPkg.name 6292 + " to " + newPkg.packageName 6293 + ": old package not in system partition"); 6294 return false; 6295 } else if (mPackages.get(oldPkg.name) != null) { 6296 Slog.w(TAG, "Unable to update from " + oldPkg.name 6297 + " to " + newPkg.packageName 6298 + ": old package still exists"); 6299 return false; 6300 } 6301 return true; 6302 } 6303 6304 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6305 int[] users = sUserManager.getUserIds(); 6306 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6307 if (res < 0) { 6308 return res; 6309 } 6310 for (int user : users) { 6311 if (user != 0) { 6312 res = mInstaller.createUserData(volumeUuid, packageName, 6313 UserHandle.getUid(user, uid), user, seinfo); 6314 if (res < 0) { 6315 return res; 6316 } 6317 } 6318 } 6319 return res; 6320 } 6321 6322 private int removeDataDirsLI(String volumeUuid, String packageName) { 6323 int[] users = sUserManager.getUserIds(); 6324 int res = 0; 6325 for (int user : users) { 6326 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6327 if (resInner < 0) { 6328 res = resInner; 6329 } 6330 } 6331 6332 return res; 6333 } 6334 6335 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6336 int[] users = sUserManager.getUserIds(); 6337 int res = 0; 6338 for (int user : users) { 6339 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6340 if (resInner < 0) { 6341 res = resInner; 6342 } 6343 } 6344 return res; 6345 } 6346 6347 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6348 PackageParser.Package changingLib) { 6349 if (file.path != null) { 6350 usesLibraryFiles.add(file.path); 6351 return; 6352 } 6353 PackageParser.Package p = mPackages.get(file.apk); 6354 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6355 // If we are doing this while in the middle of updating a library apk, 6356 // then we need to make sure to use that new apk for determining the 6357 // dependencies here. (We haven't yet finished committing the new apk 6358 // to the package manager state.) 6359 if (p == null || p.packageName.equals(changingLib.packageName)) { 6360 p = changingLib; 6361 } 6362 } 6363 if (p != null) { 6364 usesLibraryFiles.addAll(p.getAllCodePaths()); 6365 } 6366 } 6367 6368 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6369 PackageParser.Package changingLib) throws PackageManagerException { 6370 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6371 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6372 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6373 for (int i=0; i<N; i++) { 6374 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6375 if (file == null) { 6376 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6377 "Package " + pkg.packageName + " requires unavailable shared library " 6378 + pkg.usesLibraries.get(i) + "; failing!"); 6379 } 6380 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6381 } 6382 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6383 for (int i=0; i<N; i++) { 6384 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6385 if (file == null) { 6386 Slog.w(TAG, "Package " + pkg.packageName 6387 + " desires unavailable shared library " 6388 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6389 } else { 6390 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6391 } 6392 } 6393 N = usesLibraryFiles.size(); 6394 if (N > 0) { 6395 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6396 } else { 6397 pkg.usesLibraryFiles = null; 6398 } 6399 } 6400 } 6401 6402 private static boolean hasString(List<String> list, List<String> which) { 6403 if (list == null) { 6404 return false; 6405 } 6406 for (int i=list.size()-1; i>=0; i--) { 6407 for (int j=which.size()-1; j>=0; j--) { 6408 if (which.get(j).equals(list.get(i))) { 6409 return true; 6410 } 6411 } 6412 } 6413 return false; 6414 } 6415 6416 private void updateAllSharedLibrariesLPw() { 6417 for (PackageParser.Package pkg : mPackages.values()) { 6418 try { 6419 updateSharedLibrariesLPw(pkg, null); 6420 } catch (PackageManagerException e) { 6421 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6422 } 6423 } 6424 } 6425 6426 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6427 PackageParser.Package changingPkg) { 6428 ArrayList<PackageParser.Package> res = null; 6429 for (PackageParser.Package pkg : mPackages.values()) { 6430 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6431 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6432 if (res == null) { 6433 res = new ArrayList<PackageParser.Package>(); 6434 } 6435 res.add(pkg); 6436 try { 6437 updateSharedLibrariesLPw(pkg, changingPkg); 6438 } catch (PackageManagerException e) { 6439 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6440 } 6441 } 6442 } 6443 return res; 6444 } 6445 6446 /** 6447 * Derive the value of the {@code cpuAbiOverride} based on the provided 6448 * value and an optional stored value from the package settings. 6449 */ 6450 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6451 String cpuAbiOverride = null; 6452 6453 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6454 cpuAbiOverride = null; 6455 } else if (abiOverride != null) { 6456 cpuAbiOverride = abiOverride; 6457 } else if (settings != null) { 6458 cpuAbiOverride = settings.cpuAbiOverrideString; 6459 } 6460 6461 return cpuAbiOverride; 6462 } 6463 6464 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6465 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6466 boolean success = false; 6467 try { 6468 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6469 currentTime, user); 6470 success = true; 6471 return res; 6472 } finally { 6473 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6474 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6475 } 6476 } 6477 } 6478 6479 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6480 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6481 final File scanFile = new File(pkg.codePath); 6482 if (pkg.applicationInfo.getCodePath() == null || 6483 pkg.applicationInfo.getResourcePath() == null) { 6484 // Bail out. The resource and code paths haven't been set. 6485 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6486 "Code and resource paths haven't been set correctly"); 6487 } 6488 6489 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6490 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6491 } else { 6492 // Only allow system apps to be flagged as core apps. 6493 pkg.coreApp = false; 6494 } 6495 6496 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6497 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6498 } 6499 6500 if (mCustomResolverComponentName != null && 6501 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6502 setUpCustomResolverActivity(pkg); 6503 } 6504 6505 if (pkg.packageName.equals("android")) { 6506 synchronized (mPackages) { 6507 if (mAndroidApplication != null) { 6508 Slog.w(TAG, "*************************************************"); 6509 Slog.w(TAG, "Core android package being redefined. Skipping."); 6510 Slog.w(TAG, " file=" + scanFile); 6511 Slog.w(TAG, "*************************************************"); 6512 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6513 "Core android package being redefined. Skipping."); 6514 } 6515 6516 // Set up information for our fall-back user intent resolution activity. 6517 mPlatformPackage = pkg; 6518 pkg.mVersionCode = mSdkVersion; 6519 mAndroidApplication = pkg.applicationInfo; 6520 6521 if (!mResolverReplaced) { 6522 mResolveActivity.applicationInfo = mAndroidApplication; 6523 mResolveActivity.name = ResolverActivity.class.getName(); 6524 mResolveActivity.packageName = mAndroidApplication.packageName; 6525 mResolveActivity.processName = "system:ui"; 6526 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6527 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6528 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6529 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6530 mResolveActivity.exported = true; 6531 mResolveActivity.enabled = true; 6532 mResolveInfo.activityInfo = mResolveActivity; 6533 mResolveInfo.priority = 0; 6534 mResolveInfo.preferredOrder = 0; 6535 mResolveInfo.match = 0; 6536 mResolveComponentName = new ComponentName( 6537 mAndroidApplication.packageName, mResolveActivity.name); 6538 } 6539 } 6540 } 6541 6542 if (DEBUG_PACKAGE_SCANNING) { 6543 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6544 Log.d(TAG, "Scanning package " + pkg.packageName); 6545 } 6546 6547 if (mPackages.containsKey(pkg.packageName) 6548 || mSharedLibraries.containsKey(pkg.packageName)) { 6549 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6550 "Application package " + pkg.packageName 6551 + " already installed. Skipping duplicate."); 6552 } 6553 6554 // If we're only installing presumed-existing packages, require that the 6555 // scanned APK is both already known and at the path previously established 6556 // for it. Previously unknown packages we pick up normally, but if we have an 6557 // a priori expectation about this package's install presence, enforce it. 6558 // With a singular exception for new system packages. When an OTA contains 6559 // a new system package, we allow the codepath to change from a system location 6560 // to the user-installed location. If we don't allow this change, any newer, 6561 // user-installed version of the application will be ignored. 6562 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6563 if (mExpectingBetter.containsKey(pkg.packageName)) { 6564 logCriticalInfo(Log.WARN, 6565 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6566 } else { 6567 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6568 if (known != null) { 6569 if (DEBUG_PACKAGE_SCANNING) { 6570 Log.d(TAG, "Examining " + pkg.codePath 6571 + " and requiring known paths " + known.codePathString 6572 + " & " + known.resourcePathString); 6573 } 6574 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6575 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6576 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6577 "Application package " + pkg.packageName 6578 + " found at " + pkg.applicationInfo.getCodePath() 6579 + " but expected at " + known.codePathString + "; ignoring."); 6580 } 6581 } 6582 } 6583 } 6584 6585 // Initialize package source and resource directories 6586 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6587 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6588 6589 SharedUserSetting suid = null; 6590 PackageSetting pkgSetting = null; 6591 6592 if (!isSystemApp(pkg)) { 6593 // Only system apps can use these features. 6594 pkg.mOriginalPackages = null; 6595 pkg.mRealPackage = null; 6596 pkg.mAdoptPermissions = null; 6597 } 6598 6599 // writer 6600 synchronized (mPackages) { 6601 if (pkg.mSharedUserId != null) { 6602 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6603 if (suid == null) { 6604 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6605 "Creating application package " + pkg.packageName 6606 + " for shared user failed"); 6607 } 6608 if (DEBUG_PACKAGE_SCANNING) { 6609 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6610 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6611 + "): packages=" + suid.packages); 6612 } 6613 } 6614 6615 // Check if we are renaming from an original package name. 6616 PackageSetting origPackage = null; 6617 String realName = null; 6618 if (pkg.mOriginalPackages != null) { 6619 // This package may need to be renamed to a previously 6620 // installed name. Let's check on that... 6621 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6622 if (pkg.mOriginalPackages.contains(renamed)) { 6623 // This package had originally been installed as the 6624 // original name, and we have already taken care of 6625 // transitioning to the new one. Just update the new 6626 // one to continue using the old name. 6627 realName = pkg.mRealPackage; 6628 if (!pkg.packageName.equals(renamed)) { 6629 // Callers into this function may have already taken 6630 // care of renaming the package; only do it here if 6631 // it is not already done. 6632 pkg.setPackageName(renamed); 6633 } 6634 6635 } else { 6636 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6637 if ((origPackage = mSettings.peekPackageLPr( 6638 pkg.mOriginalPackages.get(i))) != null) { 6639 // We do have the package already installed under its 6640 // original name... should we use it? 6641 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6642 // New package is not compatible with original. 6643 origPackage = null; 6644 continue; 6645 } else if (origPackage.sharedUser != null) { 6646 // Make sure uid is compatible between packages. 6647 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6648 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6649 + " to " + pkg.packageName + ": old uid " 6650 + origPackage.sharedUser.name 6651 + " differs from " + pkg.mSharedUserId); 6652 origPackage = null; 6653 continue; 6654 } 6655 } else { 6656 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6657 + pkg.packageName + " to old name " + origPackage.name); 6658 } 6659 break; 6660 } 6661 } 6662 } 6663 } 6664 6665 if (mTransferedPackages.contains(pkg.packageName)) { 6666 Slog.w(TAG, "Package " + pkg.packageName 6667 + " was transferred to another, but its .apk remains"); 6668 } 6669 6670 // Just create the setting, don't add it yet. For already existing packages 6671 // the PkgSetting exists already and doesn't have to be created. 6672 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6673 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6674 pkg.applicationInfo.primaryCpuAbi, 6675 pkg.applicationInfo.secondaryCpuAbi, 6676 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6677 user, false); 6678 if (pkgSetting == null) { 6679 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6680 "Creating application package " + pkg.packageName + " failed"); 6681 } 6682 6683 if (pkgSetting.origPackage != null) { 6684 // If we are first transitioning from an original package, 6685 // fix up the new package's name now. We need to do this after 6686 // looking up the package under its new name, so getPackageLP 6687 // can take care of fiddling things correctly. 6688 pkg.setPackageName(origPackage.name); 6689 6690 // File a report about this. 6691 String msg = "New package " + pkgSetting.realName 6692 + " renamed to replace old package " + pkgSetting.name; 6693 reportSettingsProblem(Log.WARN, msg); 6694 6695 // Make a note of it. 6696 mTransferedPackages.add(origPackage.name); 6697 6698 // No longer need to retain this. 6699 pkgSetting.origPackage = null; 6700 } 6701 6702 if (realName != null) { 6703 // Make a note of it. 6704 mTransferedPackages.add(pkg.packageName); 6705 } 6706 6707 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6708 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6709 } 6710 6711 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6712 // Check all shared libraries and map to their actual file path. 6713 // We only do this here for apps not on a system dir, because those 6714 // are the only ones that can fail an install due to this. We 6715 // will take care of the system apps by updating all of their 6716 // library paths after the scan is done. 6717 updateSharedLibrariesLPw(pkg, null); 6718 } 6719 6720 if (mFoundPolicyFile) { 6721 SELinuxMMAC.assignSeinfoValue(pkg); 6722 } 6723 6724 pkg.applicationInfo.uid = pkgSetting.appId; 6725 pkg.mExtras = pkgSetting; 6726 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6727 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6728 // We just determined the app is signed correctly, so bring 6729 // over the latest parsed certs. 6730 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6731 } else { 6732 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6733 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6734 "Package " + pkg.packageName + " upgrade keys do not match the " 6735 + "previously installed version"); 6736 } else { 6737 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6738 String msg = "System package " + pkg.packageName 6739 + " signature changed; retaining data."; 6740 reportSettingsProblem(Log.WARN, msg); 6741 } 6742 } 6743 } else { 6744 try { 6745 verifySignaturesLP(pkgSetting, pkg); 6746 // We just determined the app is signed correctly, so bring 6747 // over the latest parsed certs. 6748 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6749 } catch (PackageManagerException e) { 6750 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6751 throw e; 6752 } 6753 // The signature has changed, but this package is in the system 6754 // image... let's recover! 6755 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6756 // However... if this package is part of a shared user, but it 6757 // doesn't match the signature of the shared user, let's fail. 6758 // What this means is that you can't change the signatures 6759 // associated with an overall shared user, which doesn't seem all 6760 // that unreasonable. 6761 if (pkgSetting.sharedUser != null) { 6762 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6763 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6764 throw new PackageManagerException( 6765 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6766 "Signature mismatch for shared user : " 6767 + pkgSetting.sharedUser); 6768 } 6769 } 6770 // File a report about this. 6771 String msg = "System package " + pkg.packageName 6772 + " signature changed; retaining data."; 6773 reportSettingsProblem(Log.WARN, msg); 6774 } 6775 } 6776 // Verify that this new package doesn't have any content providers 6777 // that conflict with existing packages. Only do this if the 6778 // package isn't already installed, since we don't want to break 6779 // things that are installed. 6780 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6781 final int N = pkg.providers.size(); 6782 int i; 6783 for (i=0; i<N; i++) { 6784 PackageParser.Provider p = pkg.providers.get(i); 6785 if (p.info.authority != null) { 6786 String names[] = p.info.authority.split(";"); 6787 for (int j = 0; j < names.length; j++) { 6788 if (mProvidersByAuthority.containsKey(names[j])) { 6789 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6790 final String otherPackageName = 6791 ((other != null && other.getComponentName() != null) ? 6792 other.getComponentName().getPackageName() : "?"); 6793 throw new PackageManagerException( 6794 INSTALL_FAILED_CONFLICTING_PROVIDER, 6795 "Can't install because provider name " + names[j] 6796 + " (in package " + pkg.applicationInfo.packageName 6797 + ") is already used by " + otherPackageName); 6798 } 6799 } 6800 } 6801 } 6802 } 6803 6804 if (pkg.mAdoptPermissions != null) { 6805 // This package wants to adopt ownership of permissions from 6806 // another package. 6807 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6808 final String origName = pkg.mAdoptPermissions.get(i); 6809 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6810 if (orig != null) { 6811 if (verifyPackageUpdateLPr(orig, pkg)) { 6812 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6813 + pkg.packageName); 6814 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6815 } 6816 } 6817 } 6818 } 6819 } 6820 6821 final String pkgName = pkg.packageName; 6822 6823 final long scanFileTime = scanFile.lastModified(); 6824 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6825 pkg.applicationInfo.processName = fixProcessName( 6826 pkg.applicationInfo.packageName, 6827 pkg.applicationInfo.processName, 6828 pkg.applicationInfo.uid); 6829 6830 File dataPath; 6831 if (mPlatformPackage == pkg) { 6832 // The system package is special. 6833 dataPath = new File(Environment.getDataDirectory(), "system"); 6834 6835 pkg.applicationInfo.dataDir = dataPath.getPath(); 6836 6837 } else { 6838 // This is a normal package, need to make its data directory. 6839 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6840 UserHandle.USER_OWNER, pkg.packageName); 6841 6842 boolean uidError = false; 6843 if (dataPath.exists()) { 6844 int currentUid = 0; 6845 try { 6846 StructStat stat = Os.stat(dataPath.getPath()); 6847 currentUid = stat.st_uid; 6848 } catch (ErrnoException e) { 6849 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6850 } 6851 6852 // If we have mismatched owners for the data path, we have a problem. 6853 if (currentUid != pkg.applicationInfo.uid) { 6854 boolean recovered = false; 6855 if (currentUid == 0) { 6856 // The directory somehow became owned by root. Wow. 6857 // This is probably because the system was stopped while 6858 // installd was in the middle of messing with its libs 6859 // directory. Ask installd to fix that. 6860 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6861 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6862 if (ret >= 0) { 6863 recovered = true; 6864 String msg = "Package " + pkg.packageName 6865 + " unexpectedly changed to uid 0; recovered to " + 6866 + pkg.applicationInfo.uid; 6867 reportSettingsProblem(Log.WARN, msg); 6868 } 6869 } 6870 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6871 || (scanFlags&SCAN_BOOTING) != 0)) { 6872 // If this is a system app, we can at least delete its 6873 // current data so the application will still work. 6874 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6875 if (ret >= 0) { 6876 // TODO: Kill the processes first 6877 // Old data gone! 6878 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6879 ? "System package " : "Third party package "; 6880 String msg = prefix + pkg.packageName 6881 + " has changed from uid: " 6882 + currentUid + " to " 6883 + pkg.applicationInfo.uid + "; old data erased"; 6884 reportSettingsProblem(Log.WARN, msg); 6885 recovered = true; 6886 6887 // And now re-install the app. 6888 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6889 pkg.applicationInfo.seinfo); 6890 if (ret == -1) { 6891 // Ack should not happen! 6892 msg = prefix + pkg.packageName 6893 + " could not have data directory re-created after delete."; 6894 reportSettingsProblem(Log.WARN, msg); 6895 throw new PackageManagerException( 6896 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6897 } 6898 } 6899 if (!recovered) { 6900 mHasSystemUidErrors = true; 6901 } 6902 } else if (!recovered) { 6903 // If we allow this install to proceed, we will be broken. 6904 // Abort, abort! 6905 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6906 "scanPackageLI"); 6907 } 6908 if (!recovered) { 6909 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6910 + pkg.applicationInfo.uid + "/fs_" 6911 + currentUid; 6912 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6913 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6914 String msg = "Package " + pkg.packageName 6915 + " has mismatched uid: " 6916 + currentUid + " on disk, " 6917 + pkg.applicationInfo.uid + " in settings"; 6918 // writer 6919 synchronized (mPackages) { 6920 mSettings.mReadMessages.append(msg); 6921 mSettings.mReadMessages.append('\n'); 6922 uidError = true; 6923 if (!pkgSetting.uidError) { 6924 reportSettingsProblem(Log.ERROR, msg); 6925 } 6926 } 6927 } 6928 } 6929 pkg.applicationInfo.dataDir = dataPath.getPath(); 6930 if (mShouldRestoreconData) { 6931 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6932 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6933 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6934 } 6935 } else { 6936 if (DEBUG_PACKAGE_SCANNING) { 6937 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6938 Log.v(TAG, "Want this data dir: " + dataPath); 6939 } 6940 //invoke installer to do the actual installation 6941 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6942 pkg.applicationInfo.seinfo); 6943 if (ret < 0) { 6944 // Error from installer 6945 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6946 "Unable to create data dirs [errorCode=" + ret + "]"); 6947 } 6948 6949 if (dataPath.exists()) { 6950 pkg.applicationInfo.dataDir = dataPath.getPath(); 6951 } else { 6952 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6953 pkg.applicationInfo.dataDir = null; 6954 } 6955 } 6956 6957 pkgSetting.uidError = uidError; 6958 } 6959 6960 final String path = scanFile.getPath(); 6961 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6962 6963 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6964 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6965 6966 // Some system apps still use directory structure for native libraries 6967 // in which case we might end up not detecting abi solely based on apk 6968 // structure. Try to detect abi based on directory structure. 6969 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6970 pkg.applicationInfo.primaryCpuAbi == null) { 6971 setBundledAppAbisAndRoots(pkg, pkgSetting); 6972 setNativeLibraryPaths(pkg); 6973 } 6974 6975 } else { 6976 if ((scanFlags & SCAN_MOVE) != 0) { 6977 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6978 // but we already have this packages package info in the PackageSetting. We just 6979 // use that and derive the native library path based on the new codepath. 6980 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6981 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6982 } 6983 6984 // Set native library paths again. For moves, the path will be updated based on the 6985 // ABIs we've determined above. For non-moves, the path will be updated based on the 6986 // ABIs we determined during compilation, but the path will depend on the final 6987 // package path (after the rename away from the stage path). 6988 setNativeLibraryPaths(pkg); 6989 } 6990 6991 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6992 final int[] userIds = sUserManager.getUserIds(); 6993 synchronized (mInstallLock) { 6994 // Make sure all user data directories are ready to roll; we're okay 6995 // if they already exist 6996 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6997 for (int userId : userIds) { 6998 if (userId != 0) { 6999 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7000 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7001 pkg.applicationInfo.seinfo); 7002 } 7003 } 7004 } 7005 7006 // Create a native library symlink only if we have native libraries 7007 // and if the native libraries are 32 bit libraries. We do not provide 7008 // this symlink for 64 bit libraries. 7009 if (pkg.applicationInfo.primaryCpuAbi != null && 7010 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7011 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7012 for (int userId : userIds) { 7013 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7014 nativeLibPath, userId) < 0) { 7015 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7016 "Failed linking native library dir (user=" + userId + ")"); 7017 } 7018 } 7019 } 7020 } 7021 7022 // This is a special case for the "system" package, where the ABI is 7023 // dictated by the zygote configuration (and init.rc). We should keep track 7024 // of this ABI so that we can deal with "normal" applications that run under 7025 // the same UID correctly. 7026 if (mPlatformPackage == pkg) { 7027 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7028 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7029 } 7030 7031 // If there's a mismatch between the abi-override in the package setting 7032 // and the abiOverride specified for the install. Warn about this because we 7033 // would've already compiled the app without taking the package setting into 7034 // account. 7035 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7036 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7037 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7038 " for package: " + pkg.packageName); 7039 } 7040 } 7041 7042 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7043 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7044 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7045 7046 // Copy the derived override back to the parsed package, so that we can 7047 // update the package settings accordingly. 7048 pkg.cpuAbiOverride = cpuAbiOverride; 7049 7050 if (DEBUG_ABI_SELECTION) { 7051 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7052 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7053 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7054 } 7055 7056 // Push the derived path down into PackageSettings so we know what to 7057 // clean up at uninstall time. 7058 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7059 7060 if (DEBUG_ABI_SELECTION) { 7061 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7062 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7063 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7064 } 7065 7066 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7067 // We don't do this here during boot because we can do it all 7068 // at once after scanning all existing packages. 7069 // 7070 // We also do this *before* we perform dexopt on this package, so that 7071 // we can avoid redundant dexopts, and also to make sure we've got the 7072 // code and package path correct. 7073 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7074 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, true /* boot complete */); 7075 } 7076 7077 if ((scanFlags & SCAN_NO_DEX) == 0) { 7078 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7079 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */, 7080 (scanFlags & SCAN_BOOTING) == 0); 7081 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7082 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7083 } 7084 } 7085 if (mFactoryTest && pkg.requestedPermissions.contains( 7086 android.Manifest.permission.FACTORY_TEST)) { 7087 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7088 } 7089 7090 ArrayList<PackageParser.Package> clientLibPkgs = null; 7091 7092 // writer 7093 synchronized (mPackages) { 7094 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7095 // Only system apps can add new shared libraries. 7096 if (pkg.libraryNames != null) { 7097 for (int i=0; i<pkg.libraryNames.size(); i++) { 7098 String name = pkg.libraryNames.get(i); 7099 boolean allowed = false; 7100 if (pkg.isUpdatedSystemApp()) { 7101 // New library entries can only be added through the 7102 // system image. This is important to get rid of a lot 7103 // of nasty edge cases: for example if we allowed a non- 7104 // system update of the app to add a library, then uninstalling 7105 // the update would make the library go away, and assumptions 7106 // we made such as through app install filtering would now 7107 // have allowed apps on the device which aren't compatible 7108 // with it. Better to just have the restriction here, be 7109 // conservative, and create many fewer cases that can negatively 7110 // impact the user experience. 7111 final PackageSetting sysPs = mSettings 7112 .getDisabledSystemPkgLPr(pkg.packageName); 7113 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7114 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7115 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7116 allowed = true; 7117 allowed = true; 7118 break; 7119 } 7120 } 7121 } 7122 } else { 7123 allowed = true; 7124 } 7125 if (allowed) { 7126 if (!mSharedLibraries.containsKey(name)) { 7127 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7128 } else if (!name.equals(pkg.packageName)) { 7129 Slog.w(TAG, "Package " + pkg.packageName + " library " 7130 + name + " already exists; skipping"); 7131 } 7132 } else { 7133 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7134 + name + " that is not declared on system image; skipping"); 7135 } 7136 } 7137 if ((scanFlags&SCAN_BOOTING) == 0) { 7138 // If we are not booting, we need to update any applications 7139 // that are clients of our shared library. If we are booting, 7140 // this will all be done once the scan is complete. 7141 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7142 } 7143 } 7144 } 7145 } 7146 7147 // We also need to dexopt any apps that are dependent on this library. Note that 7148 // if these fail, we should abort the install since installing the library will 7149 // result in some apps being broken. 7150 if (clientLibPkgs != null) { 7151 if ((scanFlags & SCAN_NO_DEX) == 0) { 7152 for (int i = 0; i < clientLibPkgs.size(); i++) { 7153 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7154 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7155 null /* instruction sets */, forceDex, 7156 (scanFlags & SCAN_DEFER_DEX) != 0, false, 7157 (scanFlags & SCAN_BOOTING) == 0); 7158 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7159 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7160 "scanPackageLI failed to dexopt clientLibPkgs"); 7161 } 7162 } 7163 } 7164 } 7165 7166 // Request the ActivityManager to kill the process(only for existing packages) 7167 // so that we do not end up in a confused state while the user is still using the older 7168 // version of the application while the new one gets installed. 7169 if ((scanFlags & SCAN_REPLACING) != 0) { 7170 killApplication(pkg.applicationInfo.packageName, 7171 pkg.applicationInfo.uid, "replace pkg"); 7172 } 7173 7174 // Also need to kill any apps that are dependent on the library. 7175 if (clientLibPkgs != null) { 7176 for (int i=0; i<clientLibPkgs.size(); i++) { 7177 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7178 killApplication(clientPkg.applicationInfo.packageName, 7179 clientPkg.applicationInfo.uid, "update lib"); 7180 } 7181 } 7182 7183 // Make sure we're not adding any bogus keyset info 7184 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7185 ksms.assertScannedPackageValid(pkg); 7186 7187 // writer 7188 synchronized (mPackages) { 7189 // We don't expect installation to fail beyond this point 7190 7191 // Add the new setting to mSettings 7192 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7193 // Add the new setting to mPackages 7194 mPackages.put(pkg.applicationInfo.packageName, pkg); 7195 // Make sure we don't accidentally delete its data. 7196 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7197 while (iter.hasNext()) { 7198 PackageCleanItem item = iter.next(); 7199 if (pkgName.equals(item.packageName)) { 7200 iter.remove(); 7201 } 7202 } 7203 7204 // Take care of first install / last update times. 7205 if (currentTime != 0) { 7206 if (pkgSetting.firstInstallTime == 0) { 7207 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7208 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7209 pkgSetting.lastUpdateTime = currentTime; 7210 } 7211 } else if (pkgSetting.firstInstallTime == 0) { 7212 // We need *something*. Take time time stamp of the file. 7213 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7214 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7215 if (scanFileTime != pkgSetting.timeStamp) { 7216 // A package on the system image has changed; consider this 7217 // to be an update. 7218 pkgSetting.lastUpdateTime = scanFileTime; 7219 } 7220 } 7221 7222 // Add the package's KeySets to the global KeySetManagerService 7223 ksms.addScannedPackageLPw(pkg); 7224 7225 int N = pkg.providers.size(); 7226 StringBuilder r = null; 7227 int i; 7228 for (i=0; i<N; i++) { 7229 PackageParser.Provider p = pkg.providers.get(i); 7230 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7231 p.info.processName, pkg.applicationInfo.uid); 7232 mProviders.addProvider(p); 7233 p.syncable = p.info.isSyncable; 7234 if (p.info.authority != null) { 7235 String names[] = p.info.authority.split(";"); 7236 p.info.authority = null; 7237 for (int j = 0; j < names.length; j++) { 7238 if (j == 1 && p.syncable) { 7239 // We only want the first authority for a provider to possibly be 7240 // syncable, so if we already added this provider using a different 7241 // authority clear the syncable flag. We copy the provider before 7242 // changing it because the mProviders object contains a reference 7243 // to a provider that we don't want to change. 7244 // Only do this for the second authority since the resulting provider 7245 // object can be the same for all future authorities for this provider. 7246 p = new PackageParser.Provider(p); 7247 p.syncable = false; 7248 } 7249 if (!mProvidersByAuthority.containsKey(names[j])) { 7250 mProvidersByAuthority.put(names[j], p); 7251 if (p.info.authority == null) { 7252 p.info.authority = names[j]; 7253 } else { 7254 p.info.authority = p.info.authority + ";" + names[j]; 7255 } 7256 if (DEBUG_PACKAGE_SCANNING) { 7257 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7258 Log.d(TAG, "Registered content provider: " + names[j] 7259 + ", className = " + p.info.name + ", isSyncable = " 7260 + p.info.isSyncable); 7261 } 7262 } else { 7263 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7264 Slog.w(TAG, "Skipping provider name " + names[j] + 7265 " (in package " + pkg.applicationInfo.packageName + 7266 "): name already used by " 7267 + ((other != null && other.getComponentName() != null) 7268 ? other.getComponentName().getPackageName() : "?")); 7269 } 7270 } 7271 } 7272 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7273 if (r == null) { 7274 r = new StringBuilder(256); 7275 } else { 7276 r.append(' '); 7277 } 7278 r.append(p.info.name); 7279 } 7280 } 7281 if (r != null) { 7282 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7283 } 7284 7285 N = pkg.services.size(); 7286 r = null; 7287 for (i=0; i<N; i++) { 7288 PackageParser.Service s = pkg.services.get(i); 7289 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7290 s.info.processName, pkg.applicationInfo.uid); 7291 mServices.addService(s); 7292 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7293 if (r == null) { 7294 r = new StringBuilder(256); 7295 } else { 7296 r.append(' '); 7297 } 7298 r.append(s.info.name); 7299 } 7300 } 7301 if (r != null) { 7302 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7303 } 7304 7305 N = pkg.receivers.size(); 7306 r = null; 7307 for (i=0; i<N; i++) { 7308 PackageParser.Activity a = pkg.receivers.get(i); 7309 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7310 a.info.processName, pkg.applicationInfo.uid); 7311 mReceivers.addActivity(a, "receiver"); 7312 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7313 if (r == null) { 7314 r = new StringBuilder(256); 7315 } else { 7316 r.append(' '); 7317 } 7318 r.append(a.info.name); 7319 } 7320 } 7321 if (r != null) { 7322 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7323 } 7324 7325 N = pkg.activities.size(); 7326 r = null; 7327 for (i=0; i<N; i++) { 7328 PackageParser.Activity a = pkg.activities.get(i); 7329 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7330 a.info.processName, pkg.applicationInfo.uid); 7331 mActivities.addActivity(a, "activity"); 7332 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7333 if (r == null) { 7334 r = new StringBuilder(256); 7335 } else { 7336 r.append(' '); 7337 } 7338 r.append(a.info.name); 7339 } 7340 } 7341 if (r != null) { 7342 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7343 } 7344 7345 N = pkg.permissionGroups.size(); 7346 r = null; 7347 for (i=0; i<N; i++) { 7348 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7349 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7350 if (cur == null) { 7351 mPermissionGroups.put(pg.info.name, pg); 7352 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7353 if (r == null) { 7354 r = new StringBuilder(256); 7355 } else { 7356 r.append(' '); 7357 } 7358 r.append(pg.info.name); 7359 } 7360 } else { 7361 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7362 + pg.info.packageName + " ignored: original from " 7363 + cur.info.packageName); 7364 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7365 if (r == null) { 7366 r = new StringBuilder(256); 7367 } else { 7368 r.append(' '); 7369 } 7370 r.append("DUP:"); 7371 r.append(pg.info.name); 7372 } 7373 } 7374 } 7375 if (r != null) { 7376 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7377 } 7378 7379 N = pkg.permissions.size(); 7380 r = null; 7381 for (i=0; i<N; i++) { 7382 PackageParser.Permission p = pkg.permissions.get(i); 7383 7384 // Assume by default that we did not install this permission into the system. 7385 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7386 7387 // Now that permission groups have a special meaning, we ignore permission 7388 // groups for legacy apps to prevent unexpected behavior. In particular, 7389 // permissions for one app being granted to someone just becuase they happen 7390 // to be in a group defined by another app (before this had no implications). 7391 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7392 p.group = mPermissionGroups.get(p.info.group); 7393 // Warn for a permission in an unknown group. 7394 if (p.info.group != null && p.group == null) { 7395 Slog.w(TAG, "Permission " + p.info.name + " from package " 7396 + p.info.packageName + " in an unknown group " + p.info.group); 7397 } 7398 } 7399 7400 ArrayMap<String, BasePermission> permissionMap = 7401 p.tree ? mSettings.mPermissionTrees 7402 : mSettings.mPermissions; 7403 BasePermission bp = permissionMap.get(p.info.name); 7404 7405 // Allow system apps to redefine non-system permissions 7406 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7407 final boolean currentOwnerIsSystem = (bp.perm != null 7408 && isSystemApp(bp.perm.owner)); 7409 if (isSystemApp(p.owner)) { 7410 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7411 // It's a built-in permission and no owner, take ownership now 7412 bp.packageSetting = pkgSetting; 7413 bp.perm = p; 7414 bp.uid = pkg.applicationInfo.uid; 7415 bp.sourcePackage = p.info.packageName; 7416 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7417 } else if (!currentOwnerIsSystem) { 7418 String msg = "New decl " + p.owner + " of permission " 7419 + p.info.name + " is system; overriding " + bp.sourcePackage; 7420 reportSettingsProblem(Log.WARN, msg); 7421 bp = null; 7422 } 7423 } 7424 } 7425 7426 if (bp == null) { 7427 bp = new BasePermission(p.info.name, p.info.packageName, 7428 BasePermission.TYPE_NORMAL); 7429 permissionMap.put(p.info.name, bp); 7430 } 7431 7432 if (bp.perm == null) { 7433 if (bp.sourcePackage == null 7434 || bp.sourcePackage.equals(p.info.packageName)) { 7435 BasePermission tree = findPermissionTreeLP(p.info.name); 7436 if (tree == null 7437 || tree.sourcePackage.equals(p.info.packageName)) { 7438 bp.packageSetting = pkgSetting; 7439 bp.perm = p; 7440 bp.uid = pkg.applicationInfo.uid; 7441 bp.sourcePackage = p.info.packageName; 7442 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7443 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7444 if (r == null) { 7445 r = new StringBuilder(256); 7446 } else { 7447 r.append(' '); 7448 } 7449 r.append(p.info.name); 7450 } 7451 } else { 7452 Slog.w(TAG, "Permission " + p.info.name + " from package " 7453 + p.info.packageName + " ignored: base tree " 7454 + tree.name + " is from package " 7455 + tree.sourcePackage); 7456 } 7457 } else { 7458 Slog.w(TAG, "Permission " + p.info.name + " from package " 7459 + p.info.packageName + " ignored: original from " 7460 + bp.sourcePackage); 7461 } 7462 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7463 if (r == null) { 7464 r = new StringBuilder(256); 7465 } else { 7466 r.append(' '); 7467 } 7468 r.append("DUP:"); 7469 r.append(p.info.name); 7470 } 7471 if (bp.perm == p) { 7472 bp.protectionLevel = p.info.protectionLevel; 7473 } 7474 } 7475 7476 if (r != null) { 7477 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7478 } 7479 7480 N = pkg.instrumentation.size(); 7481 r = null; 7482 for (i=0; i<N; i++) { 7483 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7484 a.info.packageName = pkg.applicationInfo.packageName; 7485 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7486 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7487 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7488 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7489 a.info.dataDir = pkg.applicationInfo.dataDir; 7490 7491 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7492 // need other information about the application, like the ABI and what not ? 7493 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7494 mInstrumentation.put(a.getComponentName(), a); 7495 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7496 if (r == null) { 7497 r = new StringBuilder(256); 7498 } else { 7499 r.append(' '); 7500 } 7501 r.append(a.info.name); 7502 } 7503 } 7504 if (r != null) { 7505 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7506 } 7507 7508 if (pkg.protectedBroadcasts != null) { 7509 N = pkg.protectedBroadcasts.size(); 7510 for (i=0; i<N; i++) { 7511 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7512 } 7513 } 7514 7515 pkgSetting.setTimeStamp(scanFileTime); 7516 7517 // Create idmap files for pairs of (packages, overlay packages). 7518 // Note: "android", ie framework-res.apk, is handled by native layers. 7519 if (pkg.mOverlayTarget != null) { 7520 // This is an overlay package. 7521 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7522 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7523 mOverlays.put(pkg.mOverlayTarget, 7524 new ArrayMap<String, PackageParser.Package>()); 7525 } 7526 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7527 map.put(pkg.packageName, pkg); 7528 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7529 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7530 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7531 "scanPackageLI failed to createIdmap"); 7532 } 7533 } 7534 } else if (mOverlays.containsKey(pkg.packageName) && 7535 !pkg.packageName.equals("android")) { 7536 // This is a regular package, with one or more known overlay packages. 7537 createIdmapsForPackageLI(pkg); 7538 } 7539 } 7540 7541 return pkg; 7542 } 7543 7544 /** 7545 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7546 * is derived purely on the basis of the contents of {@code scanFile} and 7547 * {@code cpuAbiOverride}. 7548 * 7549 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7550 */ 7551 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7552 String cpuAbiOverride, boolean extractLibs) 7553 throws PackageManagerException { 7554 // TODO: We can probably be smarter about this stuff. For installed apps, 7555 // we can calculate this information at install time once and for all. For 7556 // system apps, we can probably assume that this information doesn't change 7557 // after the first boot scan. As things stand, we do lots of unnecessary work. 7558 7559 // Give ourselves some initial paths; we'll come back for another 7560 // pass once we've determined ABI below. 7561 setNativeLibraryPaths(pkg); 7562 7563 // We would never need to extract libs for forward-locked and external packages, 7564 // since the container service will do it for us. We shouldn't attempt to 7565 // extract libs from system app when it was not updated. 7566 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7567 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7568 extractLibs = false; 7569 } 7570 7571 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7572 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7573 7574 NativeLibraryHelper.Handle handle = null; 7575 try { 7576 handle = NativeLibraryHelper.Handle.create(scanFile); 7577 // TODO(multiArch): This can be null for apps that didn't go through the 7578 // usual installation process. We can calculate it again, like we 7579 // do during install time. 7580 // 7581 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7582 // unnecessary. 7583 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7584 7585 // Null out the abis so that they can be recalculated. 7586 pkg.applicationInfo.primaryCpuAbi = null; 7587 pkg.applicationInfo.secondaryCpuAbi = null; 7588 if (isMultiArch(pkg.applicationInfo)) { 7589 // Warn if we've set an abiOverride for multi-lib packages.. 7590 // By definition, we need to copy both 32 and 64 bit libraries for 7591 // such packages. 7592 if (pkg.cpuAbiOverride != null 7593 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7594 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7595 } 7596 7597 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7598 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7599 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7600 if (extractLibs) { 7601 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7602 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7603 useIsaSpecificSubdirs); 7604 } else { 7605 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7606 } 7607 } 7608 7609 maybeThrowExceptionForMultiArchCopy( 7610 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7611 7612 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7613 if (extractLibs) { 7614 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7615 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7616 useIsaSpecificSubdirs); 7617 } else { 7618 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7619 } 7620 } 7621 7622 maybeThrowExceptionForMultiArchCopy( 7623 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7624 7625 if (abi64 >= 0) { 7626 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7627 } 7628 7629 if (abi32 >= 0) { 7630 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7631 if (abi64 >= 0) { 7632 pkg.applicationInfo.secondaryCpuAbi = abi; 7633 } else { 7634 pkg.applicationInfo.primaryCpuAbi = abi; 7635 } 7636 } 7637 } else { 7638 String[] abiList = (cpuAbiOverride != null) ? 7639 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7640 7641 // Enable gross and lame hacks for apps that are built with old 7642 // SDK tools. We must scan their APKs for renderscript bitcode and 7643 // not launch them if it's present. Don't bother checking on devices 7644 // that don't have 64 bit support. 7645 boolean needsRenderScriptOverride = false; 7646 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7647 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7648 abiList = Build.SUPPORTED_32_BIT_ABIS; 7649 needsRenderScriptOverride = true; 7650 } 7651 7652 final int copyRet; 7653 if (extractLibs) { 7654 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7655 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7656 } else { 7657 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7658 } 7659 7660 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7661 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7662 "Error unpackaging native libs for app, errorCode=" + copyRet); 7663 } 7664 7665 if (copyRet >= 0) { 7666 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7667 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7668 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7669 } else if (needsRenderScriptOverride) { 7670 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7671 } 7672 } 7673 } catch (IOException ioe) { 7674 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7675 } finally { 7676 IoUtils.closeQuietly(handle); 7677 } 7678 7679 // Now that we've calculated the ABIs and determined if it's an internal app, 7680 // we will go ahead and populate the nativeLibraryPath. 7681 setNativeLibraryPaths(pkg); 7682 } 7683 7684 /** 7685 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7686 * i.e, so that all packages can be run inside a single process if required. 7687 * 7688 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7689 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7690 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7691 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7692 * updating a package that belongs to a shared user. 7693 * 7694 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7695 * adds unnecessary complexity. 7696 */ 7697 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7698 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt, 7699 boolean bootComplete) { 7700 String requiredInstructionSet = null; 7701 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7702 requiredInstructionSet = VMRuntime.getInstructionSet( 7703 scannedPackage.applicationInfo.primaryCpuAbi); 7704 } 7705 7706 PackageSetting requirer = null; 7707 for (PackageSetting ps : packagesForUser) { 7708 // If packagesForUser contains scannedPackage, we skip it. This will happen 7709 // when scannedPackage is an update of an existing package. Without this check, 7710 // we will never be able to change the ABI of any package belonging to a shared 7711 // user, even if it's compatible with other packages. 7712 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7713 if (ps.primaryCpuAbiString == null) { 7714 continue; 7715 } 7716 7717 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7718 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7719 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7720 // this but there's not much we can do. 7721 String errorMessage = "Instruction set mismatch, " 7722 + ((requirer == null) ? "[caller]" : requirer) 7723 + " requires " + requiredInstructionSet + " whereas " + ps 7724 + " requires " + instructionSet; 7725 Slog.w(TAG, errorMessage); 7726 } 7727 7728 if (requiredInstructionSet == null) { 7729 requiredInstructionSet = instructionSet; 7730 requirer = ps; 7731 } 7732 } 7733 } 7734 7735 if (requiredInstructionSet != null) { 7736 String adjustedAbi; 7737 if (requirer != null) { 7738 // requirer != null implies that either scannedPackage was null or that scannedPackage 7739 // did not require an ABI, in which case we have to adjust scannedPackage to match 7740 // the ABI of the set (which is the same as requirer's ABI) 7741 adjustedAbi = requirer.primaryCpuAbiString; 7742 if (scannedPackage != null) { 7743 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7744 } 7745 } else { 7746 // requirer == null implies that we're updating all ABIs in the set to 7747 // match scannedPackage. 7748 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7749 } 7750 7751 for (PackageSetting ps : packagesForUser) { 7752 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7753 if (ps.primaryCpuAbiString != null) { 7754 continue; 7755 } 7756 7757 ps.primaryCpuAbiString = adjustedAbi; 7758 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7759 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7760 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7761 7762 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7763 null /* instruction sets */, forceDexOpt, deferDexOpt, true, 7764 bootComplete); 7765 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7766 ps.primaryCpuAbiString = null; 7767 ps.pkg.applicationInfo.primaryCpuAbi = null; 7768 return; 7769 } else { 7770 mInstaller.rmdex(ps.codePathString, 7771 getDexCodeInstructionSet(getPreferredInstructionSet())); 7772 } 7773 } 7774 } 7775 } 7776 } 7777 } 7778 7779 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7780 synchronized (mPackages) { 7781 mResolverReplaced = true; 7782 // Set up information for custom user intent resolution activity. 7783 mResolveActivity.applicationInfo = pkg.applicationInfo; 7784 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7785 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7786 mResolveActivity.processName = pkg.applicationInfo.packageName; 7787 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7788 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7789 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7790 mResolveActivity.theme = 0; 7791 mResolveActivity.exported = true; 7792 mResolveActivity.enabled = true; 7793 mResolveInfo.activityInfo = mResolveActivity; 7794 mResolveInfo.priority = 0; 7795 mResolveInfo.preferredOrder = 0; 7796 mResolveInfo.match = 0; 7797 mResolveComponentName = mCustomResolverComponentName; 7798 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7799 mResolveComponentName); 7800 } 7801 } 7802 7803 private static String calculateBundledApkRoot(final String codePathString) { 7804 final File codePath = new File(codePathString); 7805 final File codeRoot; 7806 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7807 codeRoot = Environment.getRootDirectory(); 7808 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7809 codeRoot = Environment.getOemDirectory(); 7810 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7811 codeRoot = Environment.getVendorDirectory(); 7812 } else { 7813 // Unrecognized code path; take its top real segment as the apk root: 7814 // e.g. /something/app/blah.apk => /something 7815 try { 7816 File f = codePath.getCanonicalFile(); 7817 File parent = f.getParentFile(); // non-null because codePath is a file 7818 File tmp; 7819 while ((tmp = parent.getParentFile()) != null) { 7820 f = parent; 7821 parent = tmp; 7822 } 7823 codeRoot = f; 7824 Slog.w(TAG, "Unrecognized code path " 7825 + codePath + " - using " + codeRoot); 7826 } catch (IOException e) { 7827 // Can't canonicalize the code path -- shenanigans? 7828 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7829 return Environment.getRootDirectory().getPath(); 7830 } 7831 } 7832 return codeRoot.getPath(); 7833 } 7834 7835 /** 7836 * Derive and set the location of native libraries for the given package, 7837 * which varies depending on where and how the package was installed. 7838 */ 7839 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7840 final ApplicationInfo info = pkg.applicationInfo; 7841 final String codePath = pkg.codePath; 7842 final File codeFile = new File(codePath); 7843 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7844 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 7845 7846 info.nativeLibraryRootDir = null; 7847 info.nativeLibraryRootRequiresIsa = false; 7848 info.nativeLibraryDir = null; 7849 info.secondaryNativeLibraryDir = null; 7850 7851 if (isApkFile(codeFile)) { 7852 // Monolithic install 7853 if (bundledApp) { 7854 // If "/system/lib64/apkname" exists, assume that is the per-package 7855 // native library directory to use; otherwise use "/system/lib/apkname". 7856 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7857 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7858 getPrimaryInstructionSet(info)); 7859 7860 // This is a bundled system app so choose the path based on the ABI. 7861 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7862 // is just the default path. 7863 final String apkName = deriveCodePathName(codePath); 7864 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7865 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7866 apkName).getAbsolutePath(); 7867 7868 if (info.secondaryCpuAbi != null) { 7869 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7870 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7871 secondaryLibDir, apkName).getAbsolutePath(); 7872 } 7873 } else if (asecApp) { 7874 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7875 .getAbsolutePath(); 7876 } else { 7877 final String apkName = deriveCodePathName(codePath); 7878 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7879 .getAbsolutePath(); 7880 } 7881 7882 info.nativeLibraryRootRequiresIsa = false; 7883 info.nativeLibraryDir = info.nativeLibraryRootDir; 7884 } else { 7885 // Cluster install 7886 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7887 info.nativeLibraryRootRequiresIsa = true; 7888 7889 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7890 getPrimaryInstructionSet(info)).getAbsolutePath(); 7891 7892 if (info.secondaryCpuAbi != null) { 7893 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7894 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7895 } 7896 } 7897 } 7898 7899 /** 7900 * Calculate the abis and roots for a bundled app. These can uniquely 7901 * be determined from the contents of the system partition, i.e whether 7902 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7903 * of this information, and instead assume that the system was built 7904 * sensibly. 7905 */ 7906 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7907 PackageSetting pkgSetting) { 7908 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7909 7910 // If "/system/lib64/apkname" exists, assume that is the per-package 7911 // native library directory to use; otherwise use "/system/lib/apkname". 7912 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7913 setBundledAppAbi(pkg, apkRoot, apkName); 7914 // pkgSetting might be null during rescan following uninstall of updates 7915 // to a bundled app, so accommodate that possibility. The settings in 7916 // that case will be established later from the parsed package. 7917 // 7918 // If the settings aren't null, sync them up with what we've just derived. 7919 // note that apkRoot isn't stored in the package settings. 7920 if (pkgSetting != null) { 7921 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7922 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7923 } 7924 } 7925 7926 /** 7927 * Deduces the ABI of a bundled app and sets the relevant fields on the 7928 * parsed pkg object. 7929 * 7930 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7931 * under which system libraries are installed. 7932 * @param apkName the name of the installed package. 7933 */ 7934 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7935 final File codeFile = new File(pkg.codePath); 7936 7937 final boolean has64BitLibs; 7938 final boolean has32BitLibs; 7939 if (isApkFile(codeFile)) { 7940 // Monolithic install 7941 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7942 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7943 } else { 7944 // Cluster install 7945 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7946 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7947 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7948 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7949 has64BitLibs = (new File(rootDir, isa)).exists(); 7950 } else { 7951 has64BitLibs = false; 7952 } 7953 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7954 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7955 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7956 has32BitLibs = (new File(rootDir, isa)).exists(); 7957 } else { 7958 has32BitLibs = false; 7959 } 7960 } 7961 7962 if (has64BitLibs && !has32BitLibs) { 7963 // The package has 64 bit libs, but not 32 bit libs. Its primary 7964 // ABI should be 64 bit. We can safely assume here that the bundled 7965 // native libraries correspond to the most preferred ABI in the list. 7966 7967 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7968 pkg.applicationInfo.secondaryCpuAbi = null; 7969 } else if (has32BitLibs && !has64BitLibs) { 7970 // The package has 32 bit libs but not 64 bit libs. Its primary 7971 // ABI should be 32 bit. 7972 7973 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7974 pkg.applicationInfo.secondaryCpuAbi = null; 7975 } else if (has32BitLibs && has64BitLibs) { 7976 // The application has both 64 and 32 bit bundled libraries. We check 7977 // here that the app declares multiArch support, and warn if it doesn't. 7978 // 7979 // We will be lenient here and record both ABIs. The primary will be the 7980 // ABI that's higher on the list, i.e, a device that's configured to prefer 7981 // 64 bit apps will see a 64 bit primary ABI, 7982 7983 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7984 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7985 } 7986 7987 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7988 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7989 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7990 } else { 7991 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7992 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7993 } 7994 } else { 7995 pkg.applicationInfo.primaryCpuAbi = null; 7996 pkg.applicationInfo.secondaryCpuAbi = null; 7997 } 7998 } 7999 8000 private void killApplication(String pkgName, int appId, String reason) { 8001 // Request the ActivityManager to kill the process(only for existing packages) 8002 // so that we do not end up in a confused state while the user is still using the older 8003 // version of the application while the new one gets installed. 8004 IActivityManager am = ActivityManagerNative.getDefault(); 8005 if (am != null) { 8006 try { 8007 am.killApplicationWithAppId(pkgName, appId, reason); 8008 } catch (RemoteException e) { 8009 } 8010 } 8011 } 8012 8013 void removePackageLI(PackageSetting ps, boolean chatty) { 8014 if (DEBUG_INSTALL) { 8015 if (chatty) 8016 Log.d(TAG, "Removing package " + ps.name); 8017 } 8018 8019 // writer 8020 synchronized (mPackages) { 8021 mPackages.remove(ps.name); 8022 final PackageParser.Package pkg = ps.pkg; 8023 if (pkg != null) { 8024 cleanPackageDataStructuresLILPw(pkg, chatty); 8025 } 8026 } 8027 } 8028 8029 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8030 if (DEBUG_INSTALL) { 8031 if (chatty) 8032 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8033 } 8034 8035 // writer 8036 synchronized (mPackages) { 8037 mPackages.remove(pkg.applicationInfo.packageName); 8038 cleanPackageDataStructuresLILPw(pkg, chatty); 8039 } 8040 } 8041 8042 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8043 int N = pkg.providers.size(); 8044 StringBuilder r = null; 8045 int i; 8046 for (i=0; i<N; i++) { 8047 PackageParser.Provider p = pkg.providers.get(i); 8048 mProviders.removeProvider(p); 8049 if (p.info.authority == null) { 8050 8051 /* There was another ContentProvider with this authority when 8052 * this app was installed so this authority is null, 8053 * Ignore it as we don't have to unregister the provider. 8054 */ 8055 continue; 8056 } 8057 String names[] = p.info.authority.split(";"); 8058 for (int j = 0; j < names.length; j++) { 8059 if (mProvidersByAuthority.get(names[j]) == p) { 8060 mProvidersByAuthority.remove(names[j]); 8061 if (DEBUG_REMOVE) { 8062 if (chatty) 8063 Log.d(TAG, "Unregistered content provider: " + names[j] 8064 + ", className = " + p.info.name + ", isSyncable = " 8065 + p.info.isSyncable); 8066 } 8067 } 8068 } 8069 if (DEBUG_REMOVE && chatty) { 8070 if (r == null) { 8071 r = new StringBuilder(256); 8072 } else { 8073 r.append(' '); 8074 } 8075 r.append(p.info.name); 8076 } 8077 } 8078 if (r != null) { 8079 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8080 } 8081 8082 N = pkg.services.size(); 8083 r = null; 8084 for (i=0; i<N; i++) { 8085 PackageParser.Service s = pkg.services.get(i); 8086 mServices.removeService(s); 8087 if (chatty) { 8088 if (r == null) { 8089 r = new StringBuilder(256); 8090 } else { 8091 r.append(' '); 8092 } 8093 r.append(s.info.name); 8094 } 8095 } 8096 if (r != null) { 8097 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8098 } 8099 8100 N = pkg.receivers.size(); 8101 r = null; 8102 for (i=0; i<N; i++) { 8103 PackageParser.Activity a = pkg.receivers.get(i); 8104 mReceivers.removeActivity(a, "receiver"); 8105 if (DEBUG_REMOVE && chatty) { 8106 if (r == null) { 8107 r = new StringBuilder(256); 8108 } else { 8109 r.append(' '); 8110 } 8111 r.append(a.info.name); 8112 } 8113 } 8114 if (r != null) { 8115 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8116 } 8117 8118 N = pkg.activities.size(); 8119 r = null; 8120 for (i=0; i<N; i++) { 8121 PackageParser.Activity a = pkg.activities.get(i); 8122 mActivities.removeActivity(a, "activity"); 8123 if (DEBUG_REMOVE && chatty) { 8124 if (r == null) { 8125 r = new StringBuilder(256); 8126 } else { 8127 r.append(' '); 8128 } 8129 r.append(a.info.name); 8130 } 8131 } 8132 if (r != null) { 8133 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8134 } 8135 8136 N = pkg.permissions.size(); 8137 r = null; 8138 for (i=0; i<N; i++) { 8139 PackageParser.Permission p = pkg.permissions.get(i); 8140 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8141 if (bp == null) { 8142 bp = mSettings.mPermissionTrees.get(p.info.name); 8143 } 8144 if (bp != null && bp.perm == p) { 8145 bp.perm = null; 8146 if (DEBUG_REMOVE && chatty) { 8147 if (r == null) { 8148 r = new StringBuilder(256); 8149 } else { 8150 r.append(' '); 8151 } 8152 r.append(p.info.name); 8153 } 8154 } 8155 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8156 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8157 if (appOpPerms != null) { 8158 appOpPerms.remove(pkg.packageName); 8159 } 8160 } 8161 } 8162 if (r != null) { 8163 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8164 } 8165 8166 N = pkg.requestedPermissions.size(); 8167 r = null; 8168 for (i=0; i<N; i++) { 8169 String perm = pkg.requestedPermissions.get(i); 8170 BasePermission bp = mSettings.mPermissions.get(perm); 8171 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8172 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8173 if (appOpPerms != null) { 8174 appOpPerms.remove(pkg.packageName); 8175 if (appOpPerms.isEmpty()) { 8176 mAppOpPermissionPackages.remove(perm); 8177 } 8178 } 8179 } 8180 } 8181 if (r != null) { 8182 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8183 } 8184 8185 N = pkg.instrumentation.size(); 8186 r = null; 8187 for (i=0; i<N; i++) { 8188 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8189 mInstrumentation.remove(a.getComponentName()); 8190 if (DEBUG_REMOVE && chatty) { 8191 if (r == null) { 8192 r = new StringBuilder(256); 8193 } else { 8194 r.append(' '); 8195 } 8196 r.append(a.info.name); 8197 } 8198 } 8199 if (r != null) { 8200 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8201 } 8202 8203 r = null; 8204 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8205 // Only system apps can hold shared libraries. 8206 if (pkg.libraryNames != null) { 8207 for (i=0; i<pkg.libraryNames.size(); i++) { 8208 String name = pkg.libraryNames.get(i); 8209 SharedLibraryEntry cur = mSharedLibraries.get(name); 8210 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8211 mSharedLibraries.remove(name); 8212 if (DEBUG_REMOVE && chatty) { 8213 if (r == null) { 8214 r = new StringBuilder(256); 8215 } else { 8216 r.append(' '); 8217 } 8218 r.append(name); 8219 } 8220 } 8221 } 8222 } 8223 } 8224 if (r != null) { 8225 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8226 } 8227 } 8228 8229 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8230 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8231 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8232 return true; 8233 } 8234 } 8235 return false; 8236 } 8237 8238 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8239 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8240 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8241 8242 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8243 int flags) { 8244 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8245 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8246 } 8247 8248 private void updatePermissionsLPw(String changingPkg, 8249 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8250 // Make sure there are no dangling permission trees. 8251 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8252 while (it.hasNext()) { 8253 final BasePermission bp = it.next(); 8254 if (bp.packageSetting == null) { 8255 // We may not yet have parsed the package, so just see if 8256 // we still know about its settings. 8257 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8258 } 8259 if (bp.packageSetting == null) { 8260 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8261 + " from package " + bp.sourcePackage); 8262 it.remove(); 8263 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8264 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8265 Slog.i(TAG, "Removing old permission tree: " + bp.name 8266 + " from package " + bp.sourcePackage); 8267 flags |= UPDATE_PERMISSIONS_ALL; 8268 it.remove(); 8269 } 8270 } 8271 } 8272 8273 // Make sure all dynamic permissions have been assigned to a package, 8274 // and make sure there are no dangling permissions. 8275 it = mSettings.mPermissions.values().iterator(); 8276 while (it.hasNext()) { 8277 final BasePermission bp = it.next(); 8278 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8279 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8280 + bp.name + " pkg=" + bp.sourcePackage 8281 + " info=" + bp.pendingInfo); 8282 if (bp.packageSetting == null && bp.pendingInfo != null) { 8283 final BasePermission tree = findPermissionTreeLP(bp.name); 8284 if (tree != null && tree.perm != null) { 8285 bp.packageSetting = tree.packageSetting; 8286 bp.perm = new PackageParser.Permission(tree.perm.owner, 8287 new PermissionInfo(bp.pendingInfo)); 8288 bp.perm.info.packageName = tree.perm.info.packageName; 8289 bp.perm.info.name = bp.name; 8290 bp.uid = tree.uid; 8291 } 8292 } 8293 } 8294 if (bp.packageSetting == null) { 8295 // We may not yet have parsed the package, so just see if 8296 // we still know about its settings. 8297 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8298 } 8299 if (bp.packageSetting == null) { 8300 Slog.w(TAG, "Removing dangling permission: " + bp.name 8301 + " from package " + bp.sourcePackage); 8302 it.remove(); 8303 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8304 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8305 Slog.i(TAG, "Removing old permission: " + bp.name 8306 + " from package " + bp.sourcePackage); 8307 flags |= UPDATE_PERMISSIONS_ALL; 8308 it.remove(); 8309 } 8310 } 8311 } 8312 8313 // Now update the permissions for all packages, in particular 8314 // replace the granted permissions of the system packages. 8315 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8316 for (PackageParser.Package pkg : mPackages.values()) { 8317 if (pkg != pkgInfo) { 8318 // Only replace for packages on requested volume 8319 final String volumeUuid = getVolumeUuidForPackage(pkg); 8320 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8321 && Objects.equals(replaceVolumeUuid, volumeUuid); 8322 grantPermissionsLPw(pkg, replace, changingPkg); 8323 } 8324 } 8325 } 8326 8327 if (pkgInfo != null) { 8328 // Only replace for packages on requested volume 8329 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8330 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8331 && Objects.equals(replaceVolumeUuid, volumeUuid); 8332 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8333 } 8334 } 8335 8336 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8337 String packageOfInterest) { 8338 // IMPORTANT: There are two types of permissions: install and runtime. 8339 // Install time permissions are granted when the app is installed to 8340 // all device users and users added in the future. Runtime permissions 8341 // are granted at runtime explicitly to specific users. Normal and signature 8342 // protected permissions are install time permissions. Dangerous permissions 8343 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8344 // otherwise they are runtime permissions. This function does not manage 8345 // runtime permissions except for the case an app targeting Lollipop MR1 8346 // being upgraded to target a newer SDK, in which case dangerous permissions 8347 // are transformed from install time to runtime ones. 8348 8349 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8350 if (ps == null) { 8351 return; 8352 } 8353 8354 PermissionsState permissionsState = ps.getPermissionsState(); 8355 PermissionsState origPermissions = permissionsState; 8356 8357 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8358 8359 boolean runtimePermissionsRevoked = false; 8360 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8361 8362 boolean changedInstallPermission = false; 8363 8364 if (replace) { 8365 ps.installPermissionsFixed = false; 8366 if (!ps.isSharedUser()) { 8367 origPermissions = new PermissionsState(permissionsState); 8368 permissionsState.reset(); 8369 } else { 8370 // We need to know only about runtime permission changes since the 8371 // calling code always writes the install permissions state but 8372 // the runtime ones are written only if changed. The only cases of 8373 // changed runtime permissions here are promotion of an install to 8374 // runtime and revocation of a runtime from a shared user. 8375 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8376 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8377 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8378 runtimePermissionsRevoked = true; 8379 } 8380 } 8381 } 8382 8383 permissionsState.setGlobalGids(mGlobalGids); 8384 8385 final int N = pkg.requestedPermissions.size(); 8386 for (int i=0; i<N; i++) { 8387 final String name = pkg.requestedPermissions.get(i); 8388 final BasePermission bp = mSettings.mPermissions.get(name); 8389 8390 if (DEBUG_INSTALL) { 8391 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8392 } 8393 8394 if (bp == null || bp.packageSetting == null) { 8395 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8396 Slog.w(TAG, "Unknown permission " + name 8397 + " in package " + pkg.packageName); 8398 } 8399 continue; 8400 } 8401 8402 final String perm = bp.name; 8403 boolean allowedSig = false; 8404 int grant = GRANT_DENIED; 8405 8406 // Keep track of app op permissions. 8407 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8408 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8409 if (pkgs == null) { 8410 pkgs = new ArraySet<>(); 8411 mAppOpPermissionPackages.put(bp.name, pkgs); 8412 } 8413 pkgs.add(pkg.packageName); 8414 } 8415 8416 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8417 switch (level) { 8418 case PermissionInfo.PROTECTION_NORMAL: { 8419 // For all apps normal permissions are install time ones. 8420 grant = GRANT_INSTALL; 8421 } break; 8422 8423 case PermissionInfo.PROTECTION_DANGEROUS: { 8424 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8425 // For legacy apps dangerous permissions are install time ones. 8426 grant = GRANT_INSTALL_LEGACY; 8427 } else if (origPermissions.hasInstallPermission(bp.name)) { 8428 // For legacy apps that became modern, install becomes runtime. 8429 grant = GRANT_UPGRADE; 8430 } else if (mPromoteSystemApps 8431 && isSystemApp(ps) 8432 && mExistingSystemPackages.contains(ps.name)) { 8433 // For legacy system apps, install becomes runtime. 8434 // We cannot check hasInstallPermission() for system apps since those 8435 // permissions were granted implicitly and not persisted pre-M. 8436 grant = GRANT_UPGRADE; 8437 } else { 8438 // For modern apps keep runtime permissions unchanged. 8439 grant = GRANT_RUNTIME; 8440 } 8441 } break; 8442 8443 case PermissionInfo.PROTECTION_SIGNATURE: { 8444 // For all apps signature permissions are install time ones. 8445 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8446 if (allowedSig) { 8447 grant = GRANT_INSTALL; 8448 } 8449 } break; 8450 } 8451 8452 if (DEBUG_INSTALL) { 8453 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8454 } 8455 8456 if (grant != GRANT_DENIED) { 8457 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8458 // If this is an existing, non-system package, then 8459 // we can't add any new permissions to it. 8460 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8461 // Except... if this is a permission that was added 8462 // to the platform (note: need to only do this when 8463 // updating the platform). 8464 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8465 grant = GRANT_DENIED; 8466 } 8467 } 8468 } 8469 8470 switch (grant) { 8471 case GRANT_INSTALL: { 8472 // Revoke this as runtime permission to handle the case of 8473 // a runtime permission being downgraded to an install one. 8474 for (int userId : UserManagerService.getInstance().getUserIds()) { 8475 if (origPermissions.getRuntimePermissionState( 8476 bp.name, userId) != null) { 8477 // Revoke the runtime permission and clear the flags. 8478 origPermissions.revokeRuntimePermission(bp, userId); 8479 origPermissions.updatePermissionFlags(bp, userId, 8480 PackageManager.MASK_PERMISSION_FLAGS, 0); 8481 // If we revoked a permission permission, we have to write. 8482 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8483 changedRuntimePermissionUserIds, userId); 8484 } 8485 } 8486 // Grant an install permission. 8487 if (permissionsState.grantInstallPermission(bp) != 8488 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8489 changedInstallPermission = true; 8490 } 8491 } break; 8492 8493 case GRANT_INSTALL_LEGACY: { 8494 // Grant an install permission. 8495 if (permissionsState.grantInstallPermission(bp) != 8496 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8497 changedInstallPermission = true; 8498 } 8499 } break; 8500 8501 case GRANT_RUNTIME: { 8502 // Grant previously granted runtime permissions. 8503 for (int userId : UserManagerService.getInstance().getUserIds()) { 8504 PermissionState permissionState = origPermissions 8505 .getRuntimePermissionState(bp.name, userId); 8506 final int flags = permissionState != null 8507 ? permissionState.getFlags() : 0; 8508 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8509 if (permissionsState.grantRuntimePermission(bp, userId) == 8510 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8511 // If we cannot put the permission as it was, we have to write. 8512 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8513 changedRuntimePermissionUserIds, userId); 8514 } 8515 } 8516 // Propagate the permission flags. 8517 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8518 } 8519 } break; 8520 8521 case GRANT_UPGRADE: { 8522 // Grant runtime permissions for a previously held install permission. 8523 PermissionState permissionState = origPermissions 8524 .getInstallPermissionState(bp.name); 8525 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8526 8527 if (origPermissions.revokeInstallPermission(bp) 8528 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8529 // We will be transferring the permission flags, so clear them. 8530 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8531 PackageManager.MASK_PERMISSION_FLAGS, 0); 8532 changedInstallPermission = true; 8533 } 8534 8535 // If the permission is not to be promoted to runtime we ignore it and 8536 // also its other flags as they are not applicable to install permissions. 8537 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8538 for (int userId : currentUserIds) { 8539 if (permissionsState.grantRuntimePermission(bp, userId) != 8540 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8541 // Transfer the permission flags. 8542 permissionsState.updatePermissionFlags(bp, userId, 8543 flags, flags); 8544 // If we granted the permission, we have to write. 8545 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8546 changedRuntimePermissionUserIds, userId); 8547 } 8548 } 8549 } 8550 } break; 8551 8552 default: { 8553 if (packageOfInterest == null 8554 || packageOfInterest.equals(pkg.packageName)) { 8555 Slog.w(TAG, "Not granting permission " + perm 8556 + " to package " + pkg.packageName 8557 + " because it was previously installed without"); 8558 } 8559 } break; 8560 } 8561 } else { 8562 if (permissionsState.revokeInstallPermission(bp) != 8563 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8564 // Also drop the permission flags. 8565 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8566 PackageManager.MASK_PERMISSION_FLAGS, 0); 8567 changedInstallPermission = true; 8568 Slog.i(TAG, "Un-granting permission " + perm 8569 + " from package " + pkg.packageName 8570 + " (protectionLevel=" + bp.protectionLevel 8571 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8572 + ")"); 8573 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8574 // Don't print warning for app op permissions, since it is fine for them 8575 // not to be granted, there is a UI for the user to decide. 8576 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8577 Slog.w(TAG, "Not granting permission " + perm 8578 + " to package " + pkg.packageName 8579 + " (protectionLevel=" + bp.protectionLevel 8580 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8581 + ")"); 8582 } 8583 } 8584 } 8585 } 8586 8587 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8588 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8589 // This is the first that we have heard about this package, so the 8590 // permissions we have now selected are fixed until explicitly 8591 // changed. 8592 ps.installPermissionsFixed = true; 8593 } 8594 8595 // Persist the runtime permissions state for users with changes. If permissions 8596 // were revoked because no app in the shared user declares them we have to 8597 // write synchronously to avoid losing runtime permissions state. 8598 for (int userId : changedRuntimePermissionUserIds) { 8599 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 8600 } 8601 } 8602 8603 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8604 boolean allowed = false; 8605 final int NP = PackageParser.NEW_PERMISSIONS.length; 8606 for (int ip=0; ip<NP; ip++) { 8607 final PackageParser.NewPermissionInfo npi 8608 = PackageParser.NEW_PERMISSIONS[ip]; 8609 if (npi.name.equals(perm) 8610 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8611 allowed = true; 8612 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8613 + pkg.packageName); 8614 break; 8615 } 8616 } 8617 return allowed; 8618 } 8619 8620 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8621 BasePermission bp, PermissionsState origPermissions) { 8622 boolean allowed; 8623 allowed = (compareSignatures( 8624 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8625 == PackageManager.SIGNATURE_MATCH) 8626 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8627 == PackageManager.SIGNATURE_MATCH); 8628 if (!allowed && (bp.protectionLevel 8629 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8630 if (isSystemApp(pkg)) { 8631 // For updated system applications, a system permission 8632 // is granted only if it had been defined by the original application. 8633 if (pkg.isUpdatedSystemApp()) { 8634 final PackageSetting sysPs = mSettings 8635 .getDisabledSystemPkgLPr(pkg.packageName); 8636 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8637 // If the original was granted this permission, we take 8638 // that grant decision as read and propagate it to the 8639 // update. 8640 if (sysPs.isPrivileged()) { 8641 allowed = true; 8642 } 8643 } else { 8644 // The system apk may have been updated with an older 8645 // version of the one on the data partition, but which 8646 // granted a new system permission that it didn't have 8647 // before. In this case we do want to allow the app to 8648 // now get the new permission if the ancestral apk is 8649 // privileged to get it. 8650 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8651 for (int j=0; 8652 j<sysPs.pkg.requestedPermissions.size(); j++) { 8653 if (perm.equals( 8654 sysPs.pkg.requestedPermissions.get(j))) { 8655 allowed = true; 8656 break; 8657 } 8658 } 8659 } 8660 } 8661 } else { 8662 allowed = isPrivilegedApp(pkg); 8663 } 8664 } 8665 } 8666 if (!allowed) { 8667 if (!allowed && (bp.protectionLevel 8668 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8669 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 8670 // If this was a previously normal/dangerous permission that got moved 8671 // to a system permission as part of the runtime permission redesign, then 8672 // we still want to blindly grant it to old apps. 8673 allowed = true; 8674 } 8675 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8676 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8677 // If this permission is to be granted to the system installer and 8678 // this app is an installer, then it gets the permission. 8679 allowed = true; 8680 } 8681 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8682 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8683 // If this permission is to be granted to the system verifier and 8684 // this app is a verifier, then it gets the permission. 8685 allowed = true; 8686 } 8687 if (!allowed && (bp.protectionLevel 8688 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8689 && isSystemApp(pkg)) { 8690 // Any pre-installed system app is allowed to get this permission. 8691 allowed = true; 8692 } 8693 if (!allowed && (bp.protectionLevel 8694 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8695 // For development permissions, a development permission 8696 // is granted only if it was already granted. 8697 allowed = origPermissions.hasInstallPermission(perm); 8698 } 8699 } 8700 return allowed; 8701 } 8702 8703 final class ActivityIntentResolver 8704 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8705 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8706 boolean defaultOnly, int userId) { 8707 if (!sUserManager.exists(userId)) return null; 8708 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8709 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8710 } 8711 8712 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8713 int userId) { 8714 if (!sUserManager.exists(userId)) return null; 8715 mFlags = flags; 8716 return super.queryIntent(intent, resolvedType, 8717 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8718 } 8719 8720 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8721 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8722 if (!sUserManager.exists(userId)) return null; 8723 if (packageActivities == null) { 8724 return null; 8725 } 8726 mFlags = flags; 8727 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8728 final int N = packageActivities.size(); 8729 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8730 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8731 8732 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8733 for (int i = 0; i < N; ++i) { 8734 intentFilters = packageActivities.get(i).intents; 8735 if (intentFilters != null && intentFilters.size() > 0) { 8736 PackageParser.ActivityIntentInfo[] array = 8737 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8738 intentFilters.toArray(array); 8739 listCut.add(array); 8740 } 8741 } 8742 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8743 } 8744 8745 public final void addActivity(PackageParser.Activity a, String type) { 8746 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8747 mActivities.put(a.getComponentName(), a); 8748 if (DEBUG_SHOW_INFO) 8749 Log.v( 8750 TAG, " " + type + " " + 8751 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8752 if (DEBUG_SHOW_INFO) 8753 Log.v(TAG, " Class=" + a.info.name); 8754 final int NI = a.intents.size(); 8755 for (int j=0; j<NI; j++) { 8756 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8757 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8758 intent.setPriority(0); 8759 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8760 + a.className + " with priority > 0, forcing to 0"); 8761 } 8762 if (DEBUG_SHOW_INFO) { 8763 Log.v(TAG, " IntentFilter:"); 8764 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8765 } 8766 if (!intent.debugCheck()) { 8767 Log.w(TAG, "==> For Activity " + a.info.name); 8768 } 8769 addFilter(intent); 8770 } 8771 } 8772 8773 public final void removeActivity(PackageParser.Activity a, String type) { 8774 mActivities.remove(a.getComponentName()); 8775 if (DEBUG_SHOW_INFO) { 8776 Log.v(TAG, " " + type + " " 8777 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8778 : a.info.name) + ":"); 8779 Log.v(TAG, " Class=" + a.info.name); 8780 } 8781 final int NI = a.intents.size(); 8782 for (int j=0; j<NI; j++) { 8783 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8784 if (DEBUG_SHOW_INFO) { 8785 Log.v(TAG, " IntentFilter:"); 8786 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8787 } 8788 removeFilter(intent); 8789 } 8790 } 8791 8792 @Override 8793 protected boolean allowFilterResult( 8794 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8795 ActivityInfo filterAi = filter.activity.info; 8796 for (int i=dest.size()-1; i>=0; i--) { 8797 ActivityInfo destAi = dest.get(i).activityInfo; 8798 if (destAi.name == filterAi.name 8799 && destAi.packageName == filterAi.packageName) { 8800 return false; 8801 } 8802 } 8803 return true; 8804 } 8805 8806 @Override 8807 protected ActivityIntentInfo[] newArray(int size) { 8808 return new ActivityIntentInfo[size]; 8809 } 8810 8811 @Override 8812 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8813 if (!sUserManager.exists(userId)) return true; 8814 PackageParser.Package p = filter.activity.owner; 8815 if (p != null) { 8816 PackageSetting ps = (PackageSetting)p.mExtras; 8817 if (ps != null) { 8818 // System apps are never considered stopped for purposes of 8819 // filtering, because there may be no way for the user to 8820 // actually re-launch them. 8821 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8822 && ps.getStopped(userId); 8823 } 8824 } 8825 return false; 8826 } 8827 8828 @Override 8829 protected boolean isPackageForFilter(String packageName, 8830 PackageParser.ActivityIntentInfo info) { 8831 return packageName.equals(info.activity.owner.packageName); 8832 } 8833 8834 @Override 8835 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8836 int match, int userId) { 8837 if (!sUserManager.exists(userId)) return null; 8838 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8839 return null; 8840 } 8841 final PackageParser.Activity activity = info.activity; 8842 if (mSafeMode && (activity.info.applicationInfo.flags 8843 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8844 return null; 8845 } 8846 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8847 if (ps == null) { 8848 return null; 8849 } 8850 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8851 ps.readUserState(userId), userId); 8852 if (ai == null) { 8853 return null; 8854 } 8855 final ResolveInfo res = new ResolveInfo(); 8856 res.activityInfo = ai; 8857 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8858 res.filter = info; 8859 } 8860 if (info != null) { 8861 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8862 } 8863 res.priority = info.getPriority(); 8864 res.preferredOrder = activity.owner.mPreferredOrder; 8865 //System.out.println("Result: " + res.activityInfo.className + 8866 // " = " + res.priority); 8867 res.match = match; 8868 res.isDefault = info.hasDefault; 8869 res.labelRes = info.labelRes; 8870 res.nonLocalizedLabel = info.nonLocalizedLabel; 8871 if (userNeedsBadging(userId)) { 8872 res.noResourceId = true; 8873 } else { 8874 res.icon = info.icon; 8875 } 8876 res.iconResourceId = info.icon; 8877 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8878 return res; 8879 } 8880 8881 @Override 8882 protected void sortResults(List<ResolveInfo> results) { 8883 Collections.sort(results, mResolvePrioritySorter); 8884 } 8885 8886 @Override 8887 protected void dumpFilter(PrintWriter out, String prefix, 8888 PackageParser.ActivityIntentInfo filter) { 8889 out.print(prefix); out.print( 8890 Integer.toHexString(System.identityHashCode(filter.activity))); 8891 out.print(' '); 8892 filter.activity.printComponentShortName(out); 8893 out.print(" filter "); 8894 out.println(Integer.toHexString(System.identityHashCode(filter))); 8895 } 8896 8897 @Override 8898 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8899 return filter.activity; 8900 } 8901 8902 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8903 PackageParser.Activity activity = (PackageParser.Activity)label; 8904 out.print(prefix); out.print( 8905 Integer.toHexString(System.identityHashCode(activity))); 8906 out.print(' '); 8907 activity.printComponentShortName(out); 8908 if (count > 1) { 8909 out.print(" ("); out.print(count); out.print(" filters)"); 8910 } 8911 out.println(); 8912 } 8913 8914// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8915// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8916// final List<ResolveInfo> retList = Lists.newArrayList(); 8917// while (i.hasNext()) { 8918// final ResolveInfo resolveInfo = i.next(); 8919// if (isEnabledLP(resolveInfo.activityInfo)) { 8920// retList.add(resolveInfo); 8921// } 8922// } 8923// return retList; 8924// } 8925 8926 // Keys are String (activity class name), values are Activity. 8927 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8928 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8929 private int mFlags; 8930 } 8931 8932 private final class ServiceIntentResolver 8933 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8934 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8935 boolean defaultOnly, int userId) { 8936 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8937 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8938 } 8939 8940 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8941 int userId) { 8942 if (!sUserManager.exists(userId)) return null; 8943 mFlags = flags; 8944 return super.queryIntent(intent, resolvedType, 8945 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8946 } 8947 8948 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8949 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8950 if (!sUserManager.exists(userId)) return null; 8951 if (packageServices == null) { 8952 return null; 8953 } 8954 mFlags = flags; 8955 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8956 final int N = packageServices.size(); 8957 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8958 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8959 8960 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8961 for (int i = 0; i < N; ++i) { 8962 intentFilters = packageServices.get(i).intents; 8963 if (intentFilters != null && intentFilters.size() > 0) { 8964 PackageParser.ServiceIntentInfo[] array = 8965 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8966 intentFilters.toArray(array); 8967 listCut.add(array); 8968 } 8969 } 8970 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8971 } 8972 8973 public final void addService(PackageParser.Service s) { 8974 mServices.put(s.getComponentName(), s); 8975 if (DEBUG_SHOW_INFO) { 8976 Log.v(TAG, " " 8977 + (s.info.nonLocalizedLabel != null 8978 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8979 Log.v(TAG, " Class=" + s.info.name); 8980 } 8981 final int NI = s.intents.size(); 8982 int j; 8983 for (j=0; j<NI; j++) { 8984 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8985 if (DEBUG_SHOW_INFO) { 8986 Log.v(TAG, " IntentFilter:"); 8987 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8988 } 8989 if (!intent.debugCheck()) { 8990 Log.w(TAG, "==> For Service " + s.info.name); 8991 } 8992 addFilter(intent); 8993 } 8994 } 8995 8996 public final void removeService(PackageParser.Service s) { 8997 mServices.remove(s.getComponentName()); 8998 if (DEBUG_SHOW_INFO) { 8999 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9000 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9001 Log.v(TAG, " Class=" + s.info.name); 9002 } 9003 final int NI = s.intents.size(); 9004 int j; 9005 for (j=0; j<NI; j++) { 9006 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9007 if (DEBUG_SHOW_INFO) { 9008 Log.v(TAG, " IntentFilter:"); 9009 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9010 } 9011 removeFilter(intent); 9012 } 9013 } 9014 9015 @Override 9016 protected boolean allowFilterResult( 9017 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9018 ServiceInfo filterSi = filter.service.info; 9019 for (int i=dest.size()-1; i>=0; i--) { 9020 ServiceInfo destAi = dest.get(i).serviceInfo; 9021 if (destAi.name == filterSi.name 9022 && destAi.packageName == filterSi.packageName) { 9023 return false; 9024 } 9025 } 9026 return true; 9027 } 9028 9029 @Override 9030 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9031 return new PackageParser.ServiceIntentInfo[size]; 9032 } 9033 9034 @Override 9035 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9036 if (!sUserManager.exists(userId)) return true; 9037 PackageParser.Package p = filter.service.owner; 9038 if (p != null) { 9039 PackageSetting ps = (PackageSetting)p.mExtras; 9040 if (ps != null) { 9041 // System apps are never considered stopped for purposes of 9042 // filtering, because there may be no way for the user to 9043 // actually re-launch them. 9044 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9045 && ps.getStopped(userId); 9046 } 9047 } 9048 return false; 9049 } 9050 9051 @Override 9052 protected boolean isPackageForFilter(String packageName, 9053 PackageParser.ServiceIntentInfo info) { 9054 return packageName.equals(info.service.owner.packageName); 9055 } 9056 9057 @Override 9058 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9059 int match, int userId) { 9060 if (!sUserManager.exists(userId)) return null; 9061 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9062 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 9063 return null; 9064 } 9065 final PackageParser.Service service = info.service; 9066 if (mSafeMode && (service.info.applicationInfo.flags 9067 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9068 return null; 9069 } 9070 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9071 if (ps == null) { 9072 return null; 9073 } 9074 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9075 ps.readUserState(userId), userId); 9076 if (si == null) { 9077 return null; 9078 } 9079 final ResolveInfo res = new ResolveInfo(); 9080 res.serviceInfo = si; 9081 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9082 res.filter = filter; 9083 } 9084 res.priority = info.getPriority(); 9085 res.preferredOrder = service.owner.mPreferredOrder; 9086 res.match = match; 9087 res.isDefault = info.hasDefault; 9088 res.labelRes = info.labelRes; 9089 res.nonLocalizedLabel = info.nonLocalizedLabel; 9090 res.icon = info.icon; 9091 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9092 return res; 9093 } 9094 9095 @Override 9096 protected void sortResults(List<ResolveInfo> results) { 9097 Collections.sort(results, mResolvePrioritySorter); 9098 } 9099 9100 @Override 9101 protected void dumpFilter(PrintWriter out, String prefix, 9102 PackageParser.ServiceIntentInfo filter) { 9103 out.print(prefix); out.print( 9104 Integer.toHexString(System.identityHashCode(filter.service))); 9105 out.print(' '); 9106 filter.service.printComponentShortName(out); 9107 out.print(" filter "); 9108 out.println(Integer.toHexString(System.identityHashCode(filter))); 9109 } 9110 9111 @Override 9112 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9113 return filter.service; 9114 } 9115 9116 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9117 PackageParser.Service service = (PackageParser.Service)label; 9118 out.print(prefix); out.print( 9119 Integer.toHexString(System.identityHashCode(service))); 9120 out.print(' '); 9121 service.printComponentShortName(out); 9122 if (count > 1) { 9123 out.print(" ("); out.print(count); out.print(" filters)"); 9124 } 9125 out.println(); 9126 } 9127 9128// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9129// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9130// final List<ResolveInfo> retList = Lists.newArrayList(); 9131// while (i.hasNext()) { 9132// final ResolveInfo resolveInfo = (ResolveInfo) i; 9133// if (isEnabledLP(resolveInfo.serviceInfo)) { 9134// retList.add(resolveInfo); 9135// } 9136// } 9137// return retList; 9138// } 9139 9140 // Keys are String (activity class name), values are Activity. 9141 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9142 = new ArrayMap<ComponentName, PackageParser.Service>(); 9143 private int mFlags; 9144 }; 9145 9146 private final class ProviderIntentResolver 9147 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9148 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9149 boolean defaultOnly, int userId) { 9150 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9151 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9152 } 9153 9154 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9155 int userId) { 9156 if (!sUserManager.exists(userId)) 9157 return null; 9158 mFlags = flags; 9159 return super.queryIntent(intent, resolvedType, 9160 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9161 } 9162 9163 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9164 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9165 if (!sUserManager.exists(userId)) 9166 return null; 9167 if (packageProviders == null) { 9168 return null; 9169 } 9170 mFlags = flags; 9171 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9172 final int N = packageProviders.size(); 9173 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9174 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9175 9176 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9177 for (int i = 0; i < N; ++i) { 9178 intentFilters = packageProviders.get(i).intents; 9179 if (intentFilters != null && intentFilters.size() > 0) { 9180 PackageParser.ProviderIntentInfo[] array = 9181 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9182 intentFilters.toArray(array); 9183 listCut.add(array); 9184 } 9185 } 9186 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9187 } 9188 9189 public final void addProvider(PackageParser.Provider p) { 9190 if (mProviders.containsKey(p.getComponentName())) { 9191 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9192 return; 9193 } 9194 9195 mProviders.put(p.getComponentName(), p); 9196 if (DEBUG_SHOW_INFO) { 9197 Log.v(TAG, " " 9198 + (p.info.nonLocalizedLabel != null 9199 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9200 Log.v(TAG, " Class=" + p.info.name); 9201 } 9202 final int NI = p.intents.size(); 9203 int j; 9204 for (j = 0; j < NI; j++) { 9205 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9206 if (DEBUG_SHOW_INFO) { 9207 Log.v(TAG, " IntentFilter:"); 9208 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9209 } 9210 if (!intent.debugCheck()) { 9211 Log.w(TAG, "==> For Provider " + p.info.name); 9212 } 9213 addFilter(intent); 9214 } 9215 } 9216 9217 public final void removeProvider(PackageParser.Provider p) { 9218 mProviders.remove(p.getComponentName()); 9219 if (DEBUG_SHOW_INFO) { 9220 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9221 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9222 Log.v(TAG, " Class=" + p.info.name); 9223 } 9224 final int NI = p.intents.size(); 9225 int j; 9226 for (j = 0; j < NI; j++) { 9227 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9228 if (DEBUG_SHOW_INFO) { 9229 Log.v(TAG, " IntentFilter:"); 9230 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9231 } 9232 removeFilter(intent); 9233 } 9234 } 9235 9236 @Override 9237 protected boolean allowFilterResult( 9238 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9239 ProviderInfo filterPi = filter.provider.info; 9240 for (int i = dest.size() - 1; i >= 0; i--) { 9241 ProviderInfo destPi = dest.get(i).providerInfo; 9242 if (destPi.name == filterPi.name 9243 && destPi.packageName == filterPi.packageName) { 9244 return false; 9245 } 9246 } 9247 return true; 9248 } 9249 9250 @Override 9251 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9252 return new PackageParser.ProviderIntentInfo[size]; 9253 } 9254 9255 @Override 9256 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9257 if (!sUserManager.exists(userId)) 9258 return true; 9259 PackageParser.Package p = filter.provider.owner; 9260 if (p != null) { 9261 PackageSetting ps = (PackageSetting) p.mExtras; 9262 if (ps != null) { 9263 // System apps are never considered stopped for purposes of 9264 // filtering, because there may be no way for the user to 9265 // actually re-launch them. 9266 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9267 && ps.getStopped(userId); 9268 } 9269 } 9270 return false; 9271 } 9272 9273 @Override 9274 protected boolean isPackageForFilter(String packageName, 9275 PackageParser.ProviderIntentInfo info) { 9276 return packageName.equals(info.provider.owner.packageName); 9277 } 9278 9279 @Override 9280 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9281 int match, int userId) { 9282 if (!sUserManager.exists(userId)) 9283 return null; 9284 final PackageParser.ProviderIntentInfo info = filter; 9285 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9286 return null; 9287 } 9288 final PackageParser.Provider provider = info.provider; 9289 if (mSafeMode && (provider.info.applicationInfo.flags 9290 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9291 return null; 9292 } 9293 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9294 if (ps == null) { 9295 return null; 9296 } 9297 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9298 ps.readUserState(userId), userId); 9299 if (pi == null) { 9300 return null; 9301 } 9302 final ResolveInfo res = new ResolveInfo(); 9303 res.providerInfo = pi; 9304 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9305 res.filter = filter; 9306 } 9307 res.priority = info.getPriority(); 9308 res.preferredOrder = provider.owner.mPreferredOrder; 9309 res.match = match; 9310 res.isDefault = info.hasDefault; 9311 res.labelRes = info.labelRes; 9312 res.nonLocalizedLabel = info.nonLocalizedLabel; 9313 res.icon = info.icon; 9314 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9315 return res; 9316 } 9317 9318 @Override 9319 protected void sortResults(List<ResolveInfo> results) { 9320 Collections.sort(results, mResolvePrioritySorter); 9321 } 9322 9323 @Override 9324 protected void dumpFilter(PrintWriter out, String prefix, 9325 PackageParser.ProviderIntentInfo filter) { 9326 out.print(prefix); 9327 out.print( 9328 Integer.toHexString(System.identityHashCode(filter.provider))); 9329 out.print(' '); 9330 filter.provider.printComponentShortName(out); 9331 out.print(" filter "); 9332 out.println(Integer.toHexString(System.identityHashCode(filter))); 9333 } 9334 9335 @Override 9336 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9337 return filter.provider; 9338 } 9339 9340 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9341 PackageParser.Provider provider = (PackageParser.Provider)label; 9342 out.print(prefix); out.print( 9343 Integer.toHexString(System.identityHashCode(provider))); 9344 out.print(' '); 9345 provider.printComponentShortName(out); 9346 if (count > 1) { 9347 out.print(" ("); out.print(count); out.print(" filters)"); 9348 } 9349 out.println(); 9350 } 9351 9352 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9353 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9354 private int mFlags; 9355 }; 9356 9357 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9358 new Comparator<ResolveInfo>() { 9359 public int compare(ResolveInfo r1, ResolveInfo r2) { 9360 int v1 = r1.priority; 9361 int v2 = r2.priority; 9362 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9363 if (v1 != v2) { 9364 return (v1 > v2) ? -1 : 1; 9365 } 9366 v1 = r1.preferredOrder; 9367 v2 = r2.preferredOrder; 9368 if (v1 != v2) { 9369 return (v1 > v2) ? -1 : 1; 9370 } 9371 if (r1.isDefault != r2.isDefault) { 9372 return r1.isDefault ? -1 : 1; 9373 } 9374 v1 = r1.match; 9375 v2 = r2.match; 9376 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9377 if (v1 != v2) { 9378 return (v1 > v2) ? -1 : 1; 9379 } 9380 if (r1.system != r2.system) { 9381 return r1.system ? -1 : 1; 9382 } 9383 return 0; 9384 } 9385 }; 9386 9387 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9388 new Comparator<ProviderInfo>() { 9389 public int compare(ProviderInfo p1, ProviderInfo p2) { 9390 final int v1 = p1.initOrder; 9391 final int v2 = p2.initOrder; 9392 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9393 } 9394 }; 9395 9396 final void sendPackageBroadcast(final String action, final String pkg, 9397 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9398 final int[] userIds) { 9399 mHandler.post(new Runnable() { 9400 @Override 9401 public void run() { 9402 try { 9403 final IActivityManager am = ActivityManagerNative.getDefault(); 9404 if (am == null) return; 9405 final int[] resolvedUserIds; 9406 if (userIds == null) { 9407 resolvedUserIds = am.getRunningUserIds(); 9408 } else { 9409 resolvedUserIds = userIds; 9410 } 9411 for (int id : resolvedUserIds) { 9412 final Intent intent = new Intent(action, 9413 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9414 if (extras != null) { 9415 intent.putExtras(extras); 9416 } 9417 if (targetPkg != null) { 9418 intent.setPackage(targetPkg); 9419 } 9420 // Modify the UID when posting to other users 9421 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9422 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9423 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9424 intent.putExtra(Intent.EXTRA_UID, uid); 9425 } 9426 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9427 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9428 if (DEBUG_BROADCASTS) { 9429 RuntimeException here = new RuntimeException("here"); 9430 here.fillInStackTrace(); 9431 Slog.d(TAG, "Sending to user " + id + ": " 9432 + intent.toShortString(false, true, false, false) 9433 + " " + intent.getExtras(), here); 9434 } 9435 am.broadcastIntent(null, intent, null, finishedReceiver, 9436 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9437 null, finishedReceiver != null, false, id); 9438 } 9439 } catch (RemoteException ex) { 9440 } 9441 } 9442 }); 9443 } 9444 9445 /** 9446 * Check if the external storage media is available. This is true if there 9447 * is a mounted external storage medium or if the external storage is 9448 * emulated. 9449 */ 9450 private boolean isExternalMediaAvailable() { 9451 return mMediaMounted || Environment.isExternalStorageEmulated(); 9452 } 9453 9454 @Override 9455 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9456 // writer 9457 synchronized (mPackages) { 9458 if (!isExternalMediaAvailable()) { 9459 // If the external storage is no longer mounted at this point, 9460 // the caller may not have been able to delete all of this 9461 // packages files and can not delete any more. Bail. 9462 return null; 9463 } 9464 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9465 if (lastPackage != null) { 9466 pkgs.remove(lastPackage); 9467 } 9468 if (pkgs.size() > 0) { 9469 return pkgs.get(0); 9470 } 9471 } 9472 return null; 9473 } 9474 9475 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9476 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9477 userId, andCode ? 1 : 0, packageName); 9478 if (mSystemReady) { 9479 msg.sendToTarget(); 9480 } else { 9481 if (mPostSystemReadyMessages == null) { 9482 mPostSystemReadyMessages = new ArrayList<>(); 9483 } 9484 mPostSystemReadyMessages.add(msg); 9485 } 9486 } 9487 9488 void startCleaningPackages() { 9489 // reader 9490 synchronized (mPackages) { 9491 if (!isExternalMediaAvailable()) { 9492 return; 9493 } 9494 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9495 return; 9496 } 9497 } 9498 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9499 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9500 IActivityManager am = ActivityManagerNative.getDefault(); 9501 if (am != null) { 9502 try { 9503 am.startService(null, intent, null, mContext.getOpPackageName(), 9504 UserHandle.USER_OWNER); 9505 } catch (RemoteException e) { 9506 } 9507 } 9508 } 9509 9510 @Override 9511 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9512 int installFlags, String installerPackageName, VerificationParams verificationParams, 9513 String packageAbiOverride) { 9514 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9515 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9516 } 9517 9518 @Override 9519 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9520 int installFlags, String installerPackageName, VerificationParams verificationParams, 9521 String packageAbiOverride, int userId) { 9522 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9523 9524 final int callingUid = Binder.getCallingUid(); 9525 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9526 9527 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9528 try { 9529 if (observer != null) { 9530 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9531 } 9532 } catch (RemoteException re) { 9533 } 9534 return; 9535 } 9536 9537 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9538 installFlags |= PackageManager.INSTALL_FROM_ADB; 9539 9540 } else { 9541 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9542 // about installerPackageName. 9543 9544 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9545 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9546 } 9547 9548 UserHandle user; 9549 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9550 user = UserHandle.ALL; 9551 } else { 9552 user = new UserHandle(userId); 9553 } 9554 9555 // Only system components can circumvent runtime permissions when installing. 9556 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9557 && mContext.checkCallingOrSelfPermission(Manifest.permission 9558 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9559 throw new SecurityException("You need the " 9560 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9561 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9562 } 9563 9564 verificationParams.setInstallerUid(callingUid); 9565 9566 final File originFile = new File(originPath); 9567 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9568 9569 final Message msg = mHandler.obtainMessage(INIT_COPY); 9570 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9571 null, verificationParams, user, packageAbiOverride, null); 9572 mHandler.sendMessage(msg); 9573 } 9574 9575 void installStage(String packageName, File stagedDir, String stagedCid, 9576 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9577 String installerPackageName, int installerUid, UserHandle user) { 9578 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9579 params.referrerUri, installerUid, null); 9580 verifParams.setInstallerUid(installerUid); 9581 9582 final OriginInfo origin; 9583 if (stagedDir != null) { 9584 origin = OriginInfo.fromStagedFile(stagedDir); 9585 } else { 9586 origin = OriginInfo.fromStagedContainer(stagedCid); 9587 } 9588 9589 final Message msg = mHandler.obtainMessage(INIT_COPY); 9590 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9591 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9592 params.grantedRuntimePermissions); 9593 mHandler.sendMessage(msg); 9594 } 9595 9596 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9597 Bundle extras = new Bundle(1); 9598 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9599 9600 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9601 packageName, extras, null, null, new int[] {userId}); 9602 try { 9603 IActivityManager am = ActivityManagerNative.getDefault(); 9604 final boolean isSystem = 9605 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9606 if (isSystem && am.isUserRunning(userId, false)) { 9607 // The just-installed/enabled app is bundled on the system, so presumed 9608 // to be able to run automatically without needing an explicit launch. 9609 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9610 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9611 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9612 .setPackage(packageName); 9613 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9614 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9615 } 9616 } catch (RemoteException e) { 9617 // shouldn't happen 9618 Slog.w(TAG, "Unable to bootstrap installed package", e); 9619 } 9620 } 9621 9622 @Override 9623 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9624 int userId) { 9625 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9626 PackageSetting pkgSetting; 9627 final int uid = Binder.getCallingUid(); 9628 enforceCrossUserPermission(uid, userId, true, true, 9629 "setApplicationHiddenSetting for user " + userId); 9630 9631 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9632 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9633 return false; 9634 } 9635 9636 long callingId = Binder.clearCallingIdentity(); 9637 try { 9638 boolean sendAdded = false; 9639 boolean sendRemoved = false; 9640 // writer 9641 synchronized (mPackages) { 9642 pkgSetting = mSettings.mPackages.get(packageName); 9643 if (pkgSetting == null) { 9644 return false; 9645 } 9646 if (pkgSetting.getHidden(userId) != hidden) { 9647 pkgSetting.setHidden(hidden, userId); 9648 mSettings.writePackageRestrictionsLPr(userId); 9649 if (hidden) { 9650 sendRemoved = true; 9651 } else { 9652 sendAdded = true; 9653 } 9654 } 9655 } 9656 if (sendAdded) { 9657 sendPackageAddedForUser(packageName, pkgSetting, userId); 9658 return true; 9659 } 9660 if (sendRemoved) { 9661 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9662 "hiding pkg"); 9663 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9664 return true; 9665 } 9666 } finally { 9667 Binder.restoreCallingIdentity(callingId); 9668 } 9669 return false; 9670 } 9671 9672 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9673 int userId) { 9674 final PackageRemovedInfo info = new PackageRemovedInfo(); 9675 info.removedPackage = packageName; 9676 info.removedUsers = new int[] {userId}; 9677 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9678 info.sendBroadcast(false, false, false); 9679 } 9680 9681 /** 9682 * Returns true if application is not found or there was an error. Otherwise it returns 9683 * the hidden state of the package for the given user. 9684 */ 9685 @Override 9686 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9687 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9688 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9689 false, "getApplicationHidden for user " + userId); 9690 PackageSetting pkgSetting; 9691 long callingId = Binder.clearCallingIdentity(); 9692 try { 9693 // writer 9694 synchronized (mPackages) { 9695 pkgSetting = mSettings.mPackages.get(packageName); 9696 if (pkgSetting == null) { 9697 return true; 9698 } 9699 return pkgSetting.getHidden(userId); 9700 } 9701 } finally { 9702 Binder.restoreCallingIdentity(callingId); 9703 } 9704 } 9705 9706 /** 9707 * @hide 9708 */ 9709 @Override 9710 public int installExistingPackageAsUser(String packageName, int userId) { 9711 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9712 null); 9713 PackageSetting pkgSetting; 9714 final int uid = Binder.getCallingUid(); 9715 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9716 + userId); 9717 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9718 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9719 } 9720 9721 long callingId = Binder.clearCallingIdentity(); 9722 try { 9723 boolean sendAdded = false; 9724 9725 // writer 9726 synchronized (mPackages) { 9727 pkgSetting = mSettings.mPackages.get(packageName); 9728 if (pkgSetting == null) { 9729 return PackageManager.INSTALL_FAILED_INVALID_URI; 9730 } 9731 if (!pkgSetting.getInstalled(userId)) { 9732 pkgSetting.setInstalled(true, userId); 9733 pkgSetting.setHidden(false, userId); 9734 mSettings.writePackageRestrictionsLPr(userId); 9735 sendAdded = true; 9736 } 9737 } 9738 9739 if (sendAdded) { 9740 sendPackageAddedForUser(packageName, pkgSetting, userId); 9741 } 9742 } finally { 9743 Binder.restoreCallingIdentity(callingId); 9744 } 9745 9746 return PackageManager.INSTALL_SUCCEEDED; 9747 } 9748 9749 boolean isUserRestricted(int userId, String restrictionKey) { 9750 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9751 if (restrictions.getBoolean(restrictionKey, false)) { 9752 Log.w(TAG, "User is restricted: " + restrictionKey); 9753 return true; 9754 } 9755 return false; 9756 } 9757 9758 @Override 9759 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9760 mContext.enforceCallingOrSelfPermission( 9761 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9762 "Only package verification agents can verify applications"); 9763 9764 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9765 final PackageVerificationResponse response = new PackageVerificationResponse( 9766 verificationCode, Binder.getCallingUid()); 9767 msg.arg1 = id; 9768 msg.obj = response; 9769 mHandler.sendMessage(msg); 9770 } 9771 9772 @Override 9773 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9774 long millisecondsToDelay) { 9775 mContext.enforceCallingOrSelfPermission( 9776 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9777 "Only package verification agents can extend verification timeouts"); 9778 9779 final PackageVerificationState state = mPendingVerification.get(id); 9780 final PackageVerificationResponse response = new PackageVerificationResponse( 9781 verificationCodeAtTimeout, Binder.getCallingUid()); 9782 9783 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9784 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9785 } 9786 if (millisecondsToDelay < 0) { 9787 millisecondsToDelay = 0; 9788 } 9789 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9790 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9791 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9792 } 9793 9794 if ((state != null) && !state.timeoutExtended()) { 9795 state.extendTimeout(); 9796 9797 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9798 msg.arg1 = id; 9799 msg.obj = response; 9800 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9801 } 9802 } 9803 9804 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9805 int verificationCode, UserHandle user) { 9806 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9807 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9808 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9809 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9810 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9811 9812 mContext.sendBroadcastAsUser(intent, user, 9813 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9814 } 9815 9816 private ComponentName matchComponentForVerifier(String packageName, 9817 List<ResolveInfo> receivers) { 9818 ActivityInfo targetReceiver = null; 9819 9820 final int NR = receivers.size(); 9821 for (int i = 0; i < NR; i++) { 9822 final ResolveInfo info = receivers.get(i); 9823 if (info.activityInfo == null) { 9824 continue; 9825 } 9826 9827 if (packageName.equals(info.activityInfo.packageName)) { 9828 targetReceiver = info.activityInfo; 9829 break; 9830 } 9831 } 9832 9833 if (targetReceiver == null) { 9834 return null; 9835 } 9836 9837 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9838 } 9839 9840 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9841 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9842 if (pkgInfo.verifiers.length == 0) { 9843 return null; 9844 } 9845 9846 final int N = pkgInfo.verifiers.length; 9847 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9848 for (int i = 0; i < N; i++) { 9849 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9850 9851 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9852 receivers); 9853 if (comp == null) { 9854 continue; 9855 } 9856 9857 final int verifierUid = getUidForVerifier(verifierInfo); 9858 if (verifierUid == -1) { 9859 continue; 9860 } 9861 9862 if (DEBUG_VERIFY) { 9863 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9864 + " with the correct signature"); 9865 } 9866 sufficientVerifiers.add(comp); 9867 verificationState.addSufficientVerifier(verifierUid); 9868 } 9869 9870 return sufficientVerifiers; 9871 } 9872 9873 private int getUidForVerifier(VerifierInfo verifierInfo) { 9874 synchronized (mPackages) { 9875 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9876 if (pkg == null) { 9877 return -1; 9878 } else if (pkg.mSignatures.length != 1) { 9879 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9880 + " has more than one signature; ignoring"); 9881 return -1; 9882 } 9883 9884 /* 9885 * If the public key of the package's signature does not match 9886 * our expected public key, then this is a different package and 9887 * we should skip. 9888 */ 9889 9890 final byte[] expectedPublicKey; 9891 try { 9892 final Signature verifierSig = pkg.mSignatures[0]; 9893 final PublicKey publicKey = verifierSig.getPublicKey(); 9894 expectedPublicKey = publicKey.getEncoded(); 9895 } catch (CertificateException e) { 9896 return -1; 9897 } 9898 9899 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9900 9901 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9902 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9903 + " does not have the expected public key; ignoring"); 9904 return -1; 9905 } 9906 9907 return pkg.applicationInfo.uid; 9908 } 9909 } 9910 9911 @Override 9912 public void finishPackageInstall(int token) { 9913 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9914 9915 if (DEBUG_INSTALL) { 9916 Slog.v(TAG, "BM finishing package install for " + token); 9917 } 9918 9919 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9920 mHandler.sendMessage(msg); 9921 } 9922 9923 /** 9924 * Get the verification agent timeout. 9925 * 9926 * @return verification timeout in milliseconds 9927 */ 9928 private long getVerificationTimeout() { 9929 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9930 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9931 DEFAULT_VERIFICATION_TIMEOUT); 9932 } 9933 9934 /** 9935 * Get the default verification agent response code. 9936 * 9937 * @return default verification response code 9938 */ 9939 private int getDefaultVerificationResponse() { 9940 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9941 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9942 DEFAULT_VERIFICATION_RESPONSE); 9943 } 9944 9945 /** 9946 * Check whether or not package verification has been enabled. 9947 * 9948 * @return true if verification should be performed 9949 */ 9950 private boolean isVerificationEnabled(int userId, int installFlags) { 9951 if (!DEFAULT_VERIFY_ENABLE) { 9952 return false; 9953 } 9954 9955 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9956 9957 // Check if installing from ADB 9958 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9959 // Do not run verification in a test harness environment 9960 if (ActivityManager.isRunningInTestHarness()) { 9961 return false; 9962 } 9963 if (ensureVerifyAppsEnabled) { 9964 return true; 9965 } 9966 // Check if the developer does not want package verification for ADB installs 9967 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9968 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9969 return false; 9970 } 9971 } 9972 9973 if (ensureVerifyAppsEnabled) { 9974 return true; 9975 } 9976 9977 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9978 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9979 } 9980 9981 @Override 9982 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9983 throws RemoteException { 9984 mContext.enforceCallingOrSelfPermission( 9985 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9986 "Only intentfilter verification agents can verify applications"); 9987 9988 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9989 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9990 Binder.getCallingUid(), verificationCode, failedDomains); 9991 msg.arg1 = id; 9992 msg.obj = response; 9993 mHandler.sendMessage(msg); 9994 } 9995 9996 @Override 9997 public int getIntentVerificationStatus(String packageName, int userId) { 9998 synchronized (mPackages) { 9999 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10000 } 10001 } 10002 10003 @Override 10004 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10005 mContext.enforceCallingOrSelfPermission( 10006 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10007 10008 boolean result = false; 10009 synchronized (mPackages) { 10010 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10011 } 10012 if (result) { 10013 scheduleWritePackageRestrictionsLocked(userId); 10014 } 10015 return result; 10016 } 10017 10018 @Override 10019 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10020 synchronized (mPackages) { 10021 return mSettings.getIntentFilterVerificationsLPr(packageName); 10022 } 10023 } 10024 10025 @Override 10026 public List<IntentFilter> getAllIntentFilters(String packageName) { 10027 if (TextUtils.isEmpty(packageName)) { 10028 return Collections.<IntentFilter>emptyList(); 10029 } 10030 synchronized (mPackages) { 10031 PackageParser.Package pkg = mPackages.get(packageName); 10032 if (pkg == null || pkg.activities == null) { 10033 return Collections.<IntentFilter>emptyList(); 10034 } 10035 final int count = pkg.activities.size(); 10036 ArrayList<IntentFilter> result = new ArrayList<>(); 10037 for (int n=0; n<count; n++) { 10038 PackageParser.Activity activity = pkg.activities.get(n); 10039 if (activity.intents != null || activity.intents.size() > 0) { 10040 result.addAll(activity.intents); 10041 } 10042 } 10043 return result; 10044 } 10045 } 10046 10047 @Override 10048 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10049 mContext.enforceCallingOrSelfPermission( 10050 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10051 10052 synchronized (mPackages) { 10053 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10054 if (packageName != null) { 10055 result |= updateIntentVerificationStatus(packageName, 10056 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10057 userId); 10058 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10059 packageName, userId); 10060 } 10061 return result; 10062 } 10063 } 10064 10065 @Override 10066 public String getDefaultBrowserPackageName(int userId) { 10067 synchronized (mPackages) { 10068 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10069 } 10070 } 10071 10072 /** 10073 * Get the "allow unknown sources" setting. 10074 * 10075 * @return the current "allow unknown sources" setting 10076 */ 10077 private int getUnknownSourcesSettings() { 10078 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10079 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10080 -1); 10081 } 10082 10083 @Override 10084 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10085 final int uid = Binder.getCallingUid(); 10086 // writer 10087 synchronized (mPackages) { 10088 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10089 if (targetPackageSetting == null) { 10090 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10091 } 10092 10093 PackageSetting installerPackageSetting; 10094 if (installerPackageName != null) { 10095 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10096 if (installerPackageSetting == null) { 10097 throw new IllegalArgumentException("Unknown installer package: " 10098 + installerPackageName); 10099 } 10100 } else { 10101 installerPackageSetting = null; 10102 } 10103 10104 Signature[] callerSignature; 10105 Object obj = mSettings.getUserIdLPr(uid); 10106 if (obj != null) { 10107 if (obj instanceof SharedUserSetting) { 10108 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10109 } else if (obj instanceof PackageSetting) { 10110 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10111 } else { 10112 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10113 } 10114 } else { 10115 throw new SecurityException("Unknown calling uid " + uid); 10116 } 10117 10118 // Verify: can't set installerPackageName to a package that is 10119 // not signed with the same cert as the caller. 10120 if (installerPackageSetting != null) { 10121 if (compareSignatures(callerSignature, 10122 installerPackageSetting.signatures.mSignatures) 10123 != PackageManager.SIGNATURE_MATCH) { 10124 throw new SecurityException( 10125 "Caller does not have same cert as new installer package " 10126 + installerPackageName); 10127 } 10128 } 10129 10130 // Verify: if target already has an installer package, it must 10131 // be signed with the same cert as the caller. 10132 if (targetPackageSetting.installerPackageName != null) { 10133 PackageSetting setting = mSettings.mPackages.get( 10134 targetPackageSetting.installerPackageName); 10135 // If the currently set package isn't valid, then it's always 10136 // okay to change it. 10137 if (setting != null) { 10138 if (compareSignatures(callerSignature, 10139 setting.signatures.mSignatures) 10140 != PackageManager.SIGNATURE_MATCH) { 10141 throw new SecurityException( 10142 "Caller does not have same cert as old installer package " 10143 + targetPackageSetting.installerPackageName); 10144 } 10145 } 10146 } 10147 10148 // Okay! 10149 targetPackageSetting.installerPackageName = installerPackageName; 10150 scheduleWriteSettingsLocked(); 10151 } 10152 } 10153 10154 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10155 // Queue up an async operation since the package installation may take a little while. 10156 mHandler.post(new Runnable() { 10157 public void run() { 10158 mHandler.removeCallbacks(this); 10159 // Result object to be returned 10160 PackageInstalledInfo res = new PackageInstalledInfo(); 10161 res.returnCode = currentStatus; 10162 res.uid = -1; 10163 res.pkg = null; 10164 res.removedInfo = new PackageRemovedInfo(); 10165 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10166 args.doPreInstall(res.returnCode); 10167 synchronized (mInstallLock) { 10168 installPackageLI(args, res); 10169 } 10170 args.doPostInstall(res.returnCode, res.uid); 10171 } 10172 10173 // A restore should be performed at this point if (a) the install 10174 // succeeded, (b) the operation is not an update, and (c) the new 10175 // package has not opted out of backup participation. 10176 final boolean update = res.removedInfo.removedPackage != null; 10177 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10178 boolean doRestore = !update 10179 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10180 10181 // Set up the post-install work request bookkeeping. This will be used 10182 // and cleaned up by the post-install event handling regardless of whether 10183 // there's a restore pass performed. Token values are >= 1. 10184 int token; 10185 if (mNextInstallToken < 0) mNextInstallToken = 1; 10186 token = mNextInstallToken++; 10187 10188 PostInstallData data = new PostInstallData(args, res); 10189 mRunningInstalls.put(token, data); 10190 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10191 10192 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10193 // Pass responsibility to the Backup Manager. It will perform a 10194 // restore if appropriate, then pass responsibility back to the 10195 // Package Manager to run the post-install observer callbacks 10196 // and broadcasts. 10197 IBackupManager bm = IBackupManager.Stub.asInterface( 10198 ServiceManager.getService(Context.BACKUP_SERVICE)); 10199 if (bm != null) { 10200 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10201 + " to BM for possible restore"); 10202 try { 10203 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10204 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10205 } else { 10206 doRestore = false; 10207 } 10208 } catch (RemoteException e) { 10209 // can't happen; the backup manager is local 10210 } catch (Exception e) { 10211 Slog.e(TAG, "Exception trying to enqueue restore", e); 10212 doRestore = false; 10213 } 10214 } else { 10215 Slog.e(TAG, "Backup Manager not found!"); 10216 doRestore = false; 10217 } 10218 } 10219 10220 if (!doRestore) { 10221 // No restore possible, or the Backup Manager was mysteriously not 10222 // available -- just fire the post-install work request directly. 10223 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10224 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10225 mHandler.sendMessage(msg); 10226 } 10227 } 10228 }); 10229 } 10230 10231 private abstract class HandlerParams { 10232 private static final int MAX_RETRIES = 4; 10233 10234 /** 10235 * Number of times startCopy() has been attempted and had a non-fatal 10236 * error. 10237 */ 10238 private int mRetries = 0; 10239 10240 /** User handle for the user requesting the information or installation. */ 10241 private final UserHandle mUser; 10242 10243 HandlerParams(UserHandle user) { 10244 mUser = user; 10245 } 10246 10247 UserHandle getUser() { 10248 return mUser; 10249 } 10250 10251 final boolean startCopy() { 10252 boolean res; 10253 try { 10254 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10255 10256 if (++mRetries > MAX_RETRIES) { 10257 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10258 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10259 handleServiceError(); 10260 return false; 10261 } else { 10262 handleStartCopy(); 10263 res = true; 10264 } 10265 } catch (RemoteException e) { 10266 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10267 mHandler.sendEmptyMessage(MCS_RECONNECT); 10268 res = false; 10269 } 10270 handleReturnCode(); 10271 return res; 10272 } 10273 10274 final void serviceError() { 10275 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10276 handleServiceError(); 10277 handleReturnCode(); 10278 } 10279 10280 abstract void handleStartCopy() throws RemoteException; 10281 abstract void handleServiceError(); 10282 abstract void handleReturnCode(); 10283 } 10284 10285 class MeasureParams extends HandlerParams { 10286 private final PackageStats mStats; 10287 private boolean mSuccess; 10288 10289 private final IPackageStatsObserver mObserver; 10290 10291 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10292 super(new UserHandle(stats.userHandle)); 10293 mObserver = observer; 10294 mStats = stats; 10295 } 10296 10297 @Override 10298 public String toString() { 10299 return "MeasureParams{" 10300 + Integer.toHexString(System.identityHashCode(this)) 10301 + " " + mStats.packageName + "}"; 10302 } 10303 10304 @Override 10305 void handleStartCopy() throws RemoteException { 10306 synchronized (mInstallLock) { 10307 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10308 } 10309 10310 if (mSuccess) { 10311 final boolean mounted; 10312 if (Environment.isExternalStorageEmulated()) { 10313 mounted = true; 10314 } else { 10315 final String status = Environment.getExternalStorageState(); 10316 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10317 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10318 } 10319 10320 if (mounted) { 10321 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10322 10323 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10324 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10325 10326 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10327 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10328 10329 // Always subtract cache size, since it's a subdirectory 10330 mStats.externalDataSize -= mStats.externalCacheSize; 10331 10332 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10333 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10334 10335 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10336 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10337 } 10338 } 10339 } 10340 10341 @Override 10342 void handleReturnCode() { 10343 if (mObserver != null) { 10344 try { 10345 mObserver.onGetStatsCompleted(mStats, mSuccess); 10346 } catch (RemoteException e) { 10347 Slog.i(TAG, "Observer no longer exists."); 10348 } 10349 } 10350 } 10351 10352 @Override 10353 void handleServiceError() { 10354 Slog.e(TAG, "Could not measure application " + mStats.packageName 10355 + " external storage"); 10356 } 10357 } 10358 10359 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10360 throws RemoteException { 10361 long result = 0; 10362 for (File path : paths) { 10363 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10364 } 10365 return result; 10366 } 10367 10368 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10369 for (File path : paths) { 10370 try { 10371 mcs.clearDirectory(path.getAbsolutePath()); 10372 } catch (RemoteException e) { 10373 } 10374 } 10375 } 10376 10377 static class OriginInfo { 10378 /** 10379 * Location where install is coming from, before it has been 10380 * copied/renamed into place. This could be a single monolithic APK 10381 * file, or a cluster directory. This location may be untrusted. 10382 */ 10383 final File file; 10384 final String cid; 10385 10386 /** 10387 * Flag indicating that {@link #file} or {@link #cid} has already been 10388 * staged, meaning downstream users don't need to defensively copy the 10389 * contents. 10390 */ 10391 final boolean staged; 10392 10393 /** 10394 * Flag indicating that {@link #file} or {@link #cid} is an already 10395 * installed app that is being moved. 10396 */ 10397 final boolean existing; 10398 10399 final String resolvedPath; 10400 final File resolvedFile; 10401 10402 static OriginInfo fromNothing() { 10403 return new OriginInfo(null, null, false, false); 10404 } 10405 10406 static OriginInfo fromUntrustedFile(File file) { 10407 return new OriginInfo(file, null, false, false); 10408 } 10409 10410 static OriginInfo fromExistingFile(File file) { 10411 return new OriginInfo(file, null, false, true); 10412 } 10413 10414 static OriginInfo fromStagedFile(File file) { 10415 return new OriginInfo(file, null, true, false); 10416 } 10417 10418 static OriginInfo fromStagedContainer(String cid) { 10419 return new OriginInfo(null, cid, true, false); 10420 } 10421 10422 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10423 this.file = file; 10424 this.cid = cid; 10425 this.staged = staged; 10426 this.existing = existing; 10427 10428 if (cid != null) { 10429 resolvedPath = PackageHelper.getSdDir(cid); 10430 resolvedFile = new File(resolvedPath); 10431 } else if (file != null) { 10432 resolvedPath = file.getAbsolutePath(); 10433 resolvedFile = file; 10434 } else { 10435 resolvedPath = null; 10436 resolvedFile = null; 10437 } 10438 } 10439 } 10440 10441 class MoveInfo { 10442 final int moveId; 10443 final String fromUuid; 10444 final String toUuid; 10445 final String packageName; 10446 final String dataAppName; 10447 final int appId; 10448 final String seinfo; 10449 10450 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10451 String dataAppName, int appId, String seinfo) { 10452 this.moveId = moveId; 10453 this.fromUuid = fromUuid; 10454 this.toUuid = toUuid; 10455 this.packageName = packageName; 10456 this.dataAppName = dataAppName; 10457 this.appId = appId; 10458 this.seinfo = seinfo; 10459 } 10460 } 10461 10462 class InstallParams extends HandlerParams { 10463 final OriginInfo origin; 10464 final MoveInfo move; 10465 final IPackageInstallObserver2 observer; 10466 int installFlags; 10467 final String installerPackageName; 10468 final String volumeUuid; 10469 final VerificationParams verificationParams; 10470 private InstallArgs mArgs; 10471 private int mRet; 10472 final String packageAbiOverride; 10473 final String[] grantedRuntimePermissions; 10474 10475 10476 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10477 int installFlags, String installerPackageName, String volumeUuid, 10478 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10479 String[] grantedPermissions) { 10480 super(user); 10481 this.origin = origin; 10482 this.move = move; 10483 this.observer = observer; 10484 this.installFlags = installFlags; 10485 this.installerPackageName = installerPackageName; 10486 this.volumeUuid = volumeUuid; 10487 this.verificationParams = verificationParams; 10488 this.packageAbiOverride = packageAbiOverride; 10489 this.grantedRuntimePermissions = grantedPermissions; 10490 } 10491 10492 @Override 10493 public String toString() { 10494 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10495 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10496 } 10497 10498 public ManifestDigest getManifestDigest() { 10499 if (verificationParams == null) { 10500 return null; 10501 } 10502 return verificationParams.getManifestDigest(); 10503 } 10504 10505 private int installLocationPolicy(PackageInfoLite pkgLite) { 10506 String packageName = pkgLite.packageName; 10507 int installLocation = pkgLite.installLocation; 10508 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10509 // reader 10510 synchronized (mPackages) { 10511 PackageParser.Package pkg = mPackages.get(packageName); 10512 if (pkg != null) { 10513 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10514 // Check for downgrading. 10515 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10516 try { 10517 checkDowngrade(pkg, pkgLite); 10518 } catch (PackageManagerException e) { 10519 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10520 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10521 } 10522 } 10523 // Check for updated system application. 10524 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10525 if (onSd) { 10526 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10527 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10528 } 10529 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10530 } else { 10531 if (onSd) { 10532 // Install flag overrides everything. 10533 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10534 } 10535 // If current upgrade specifies particular preference 10536 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10537 // Application explicitly specified internal. 10538 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10539 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10540 // App explictly prefers external. Let policy decide 10541 } else { 10542 // Prefer previous location 10543 if (isExternal(pkg)) { 10544 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10545 } 10546 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10547 } 10548 } 10549 } else { 10550 // Invalid install. Return error code 10551 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10552 } 10553 } 10554 } 10555 // All the special cases have been taken care of. 10556 // Return result based on recommended install location. 10557 if (onSd) { 10558 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10559 } 10560 return pkgLite.recommendedInstallLocation; 10561 } 10562 10563 /* 10564 * Invoke remote method to get package information and install 10565 * location values. Override install location based on default 10566 * policy if needed and then create install arguments based 10567 * on the install location. 10568 */ 10569 public void handleStartCopy() throws RemoteException { 10570 int ret = PackageManager.INSTALL_SUCCEEDED; 10571 10572 // If we're already staged, we've firmly committed to an install location 10573 if (origin.staged) { 10574 if (origin.file != null) { 10575 installFlags |= PackageManager.INSTALL_INTERNAL; 10576 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10577 } else if (origin.cid != null) { 10578 installFlags |= PackageManager.INSTALL_EXTERNAL; 10579 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10580 } else { 10581 throw new IllegalStateException("Invalid stage location"); 10582 } 10583 } 10584 10585 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10586 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10587 10588 PackageInfoLite pkgLite = null; 10589 10590 if (onInt && onSd) { 10591 // Check if both bits are set. 10592 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10593 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10594 } else { 10595 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10596 packageAbiOverride); 10597 10598 /* 10599 * If we have too little free space, try to free cache 10600 * before giving up. 10601 */ 10602 if (!origin.staged && pkgLite.recommendedInstallLocation 10603 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10604 // TODO: focus freeing disk space on the target device 10605 final StorageManager storage = StorageManager.from(mContext); 10606 final long lowThreshold = storage.getStorageLowBytes( 10607 Environment.getDataDirectory()); 10608 10609 final long sizeBytes = mContainerService.calculateInstalledSize( 10610 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10611 10612 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10613 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10614 installFlags, packageAbiOverride); 10615 } 10616 10617 /* 10618 * The cache free must have deleted the file we 10619 * downloaded to install. 10620 * 10621 * TODO: fix the "freeCache" call to not delete 10622 * the file we care about. 10623 */ 10624 if (pkgLite.recommendedInstallLocation 10625 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10626 pkgLite.recommendedInstallLocation 10627 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10628 } 10629 } 10630 } 10631 10632 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10633 int loc = pkgLite.recommendedInstallLocation; 10634 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10635 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10636 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10637 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10638 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10639 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10640 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10641 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10642 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10643 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10644 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10645 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10646 } else { 10647 // Override with defaults if needed. 10648 loc = installLocationPolicy(pkgLite); 10649 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10650 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10651 } else if (!onSd && !onInt) { 10652 // Override install location with flags 10653 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10654 // Set the flag to install on external media. 10655 installFlags |= PackageManager.INSTALL_EXTERNAL; 10656 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10657 } else { 10658 // Make sure the flag for installing on external 10659 // media is unset 10660 installFlags |= PackageManager.INSTALL_INTERNAL; 10661 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10662 } 10663 } 10664 } 10665 } 10666 10667 final InstallArgs args = createInstallArgs(this); 10668 mArgs = args; 10669 10670 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10671 /* 10672 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10673 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10674 */ 10675 int userIdentifier = getUser().getIdentifier(); 10676 if (userIdentifier == UserHandle.USER_ALL 10677 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10678 userIdentifier = UserHandle.USER_OWNER; 10679 } 10680 10681 /* 10682 * Determine if we have any installed package verifiers. If we 10683 * do, then we'll defer to them to verify the packages. 10684 */ 10685 final int requiredUid = mRequiredVerifierPackage == null ? -1 10686 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10687 if (!origin.existing && requiredUid != -1 10688 && isVerificationEnabled(userIdentifier, installFlags)) { 10689 final Intent verification = new Intent( 10690 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10691 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10692 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10693 PACKAGE_MIME_TYPE); 10694 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10695 10696 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10697 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10698 0 /* TODO: Which userId? */); 10699 10700 if (DEBUG_VERIFY) { 10701 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10702 + verification.toString() + " with " + pkgLite.verifiers.length 10703 + " optional verifiers"); 10704 } 10705 10706 final int verificationId = mPendingVerificationToken++; 10707 10708 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10709 10710 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10711 installerPackageName); 10712 10713 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10714 installFlags); 10715 10716 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10717 pkgLite.packageName); 10718 10719 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10720 pkgLite.versionCode); 10721 10722 if (verificationParams != null) { 10723 if (verificationParams.getVerificationURI() != null) { 10724 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10725 verificationParams.getVerificationURI()); 10726 } 10727 if (verificationParams.getOriginatingURI() != null) { 10728 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10729 verificationParams.getOriginatingURI()); 10730 } 10731 if (verificationParams.getReferrer() != null) { 10732 verification.putExtra(Intent.EXTRA_REFERRER, 10733 verificationParams.getReferrer()); 10734 } 10735 if (verificationParams.getOriginatingUid() >= 0) { 10736 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10737 verificationParams.getOriginatingUid()); 10738 } 10739 if (verificationParams.getInstallerUid() >= 0) { 10740 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10741 verificationParams.getInstallerUid()); 10742 } 10743 } 10744 10745 final PackageVerificationState verificationState = new PackageVerificationState( 10746 requiredUid, args); 10747 10748 mPendingVerification.append(verificationId, verificationState); 10749 10750 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10751 receivers, verificationState); 10752 10753 // Apps installed for "all" users use the device owner to verify the app 10754 UserHandle verifierUser = getUser(); 10755 if (verifierUser == UserHandle.ALL) { 10756 verifierUser = UserHandle.OWNER; 10757 } 10758 10759 /* 10760 * If any sufficient verifiers were listed in the package 10761 * manifest, attempt to ask them. 10762 */ 10763 if (sufficientVerifiers != null) { 10764 final int N = sufficientVerifiers.size(); 10765 if (N == 0) { 10766 Slog.i(TAG, "Additional verifiers required, but none installed."); 10767 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10768 } else { 10769 for (int i = 0; i < N; i++) { 10770 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10771 10772 final Intent sufficientIntent = new Intent(verification); 10773 sufficientIntent.setComponent(verifierComponent); 10774 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10775 } 10776 } 10777 } 10778 10779 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10780 mRequiredVerifierPackage, receivers); 10781 if (ret == PackageManager.INSTALL_SUCCEEDED 10782 && mRequiredVerifierPackage != null) { 10783 /* 10784 * Send the intent to the required verification agent, 10785 * but only start the verification timeout after the 10786 * target BroadcastReceivers have run. 10787 */ 10788 verification.setComponent(requiredVerifierComponent); 10789 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10790 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10791 new BroadcastReceiver() { 10792 @Override 10793 public void onReceive(Context context, Intent intent) { 10794 final Message msg = mHandler 10795 .obtainMessage(CHECK_PENDING_VERIFICATION); 10796 msg.arg1 = verificationId; 10797 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10798 } 10799 }, null, 0, null, null); 10800 10801 /* 10802 * We don't want the copy to proceed until verification 10803 * succeeds, so null out this field. 10804 */ 10805 mArgs = null; 10806 } 10807 } else { 10808 /* 10809 * No package verification is enabled, so immediately start 10810 * the remote call to initiate copy using temporary file. 10811 */ 10812 ret = args.copyApk(mContainerService, true); 10813 } 10814 } 10815 10816 mRet = ret; 10817 } 10818 10819 @Override 10820 void handleReturnCode() { 10821 // If mArgs is null, then MCS couldn't be reached. When it 10822 // reconnects, it will try again to install. At that point, this 10823 // will succeed. 10824 if (mArgs != null) { 10825 processPendingInstall(mArgs, mRet); 10826 } 10827 } 10828 10829 @Override 10830 void handleServiceError() { 10831 mArgs = createInstallArgs(this); 10832 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10833 } 10834 10835 public boolean isForwardLocked() { 10836 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10837 } 10838 } 10839 10840 /** 10841 * Used during creation of InstallArgs 10842 * 10843 * @param installFlags package installation flags 10844 * @return true if should be installed on external storage 10845 */ 10846 private static boolean installOnExternalAsec(int installFlags) { 10847 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10848 return false; 10849 } 10850 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10851 return true; 10852 } 10853 return false; 10854 } 10855 10856 /** 10857 * Used during creation of InstallArgs 10858 * 10859 * @param installFlags package installation flags 10860 * @return true if should be installed as forward locked 10861 */ 10862 private static boolean installForwardLocked(int installFlags) { 10863 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10864 } 10865 10866 private InstallArgs createInstallArgs(InstallParams params) { 10867 if (params.move != null) { 10868 return new MoveInstallArgs(params); 10869 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10870 return new AsecInstallArgs(params); 10871 } else { 10872 return new FileInstallArgs(params); 10873 } 10874 } 10875 10876 /** 10877 * Create args that describe an existing installed package. Typically used 10878 * when cleaning up old installs, or used as a move source. 10879 */ 10880 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10881 String resourcePath, String[] instructionSets) { 10882 final boolean isInAsec; 10883 if (installOnExternalAsec(installFlags)) { 10884 /* Apps on SD card are always in ASEC containers. */ 10885 isInAsec = true; 10886 } else if (installForwardLocked(installFlags) 10887 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10888 /* 10889 * Forward-locked apps are only in ASEC containers if they're the 10890 * new style 10891 */ 10892 isInAsec = true; 10893 } else { 10894 isInAsec = false; 10895 } 10896 10897 if (isInAsec) { 10898 return new AsecInstallArgs(codePath, instructionSets, 10899 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10900 } else { 10901 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10902 } 10903 } 10904 10905 static abstract class InstallArgs { 10906 /** @see InstallParams#origin */ 10907 final OriginInfo origin; 10908 /** @see InstallParams#move */ 10909 final MoveInfo move; 10910 10911 final IPackageInstallObserver2 observer; 10912 // Always refers to PackageManager flags only 10913 final int installFlags; 10914 final String installerPackageName; 10915 final String volumeUuid; 10916 final ManifestDigest manifestDigest; 10917 final UserHandle user; 10918 final String abiOverride; 10919 final String[] installGrantPermissions; 10920 10921 // The list of instruction sets supported by this app. This is currently 10922 // only used during the rmdex() phase to clean up resources. We can get rid of this 10923 // if we move dex files under the common app path. 10924 /* nullable */ String[] instructionSets; 10925 10926 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10927 int installFlags, String installerPackageName, String volumeUuid, 10928 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10929 String abiOverride, String[] installGrantPermissions) { 10930 this.origin = origin; 10931 this.move = move; 10932 this.installFlags = installFlags; 10933 this.observer = observer; 10934 this.installerPackageName = installerPackageName; 10935 this.volumeUuid = volumeUuid; 10936 this.manifestDigest = manifestDigest; 10937 this.user = user; 10938 this.instructionSets = instructionSets; 10939 this.abiOverride = abiOverride; 10940 this.installGrantPermissions = installGrantPermissions; 10941 } 10942 10943 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10944 abstract int doPreInstall(int status); 10945 10946 /** 10947 * Rename package into final resting place. All paths on the given 10948 * scanned package should be updated to reflect the rename. 10949 */ 10950 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10951 abstract int doPostInstall(int status, int uid); 10952 10953 /** @see PackageSettingBase#codePathString */ 10954 abstract String getCodePath(); 10955 /** @see PackageSettingBase#resourcePathString */ 10956 abstract String getResourcePath(); 10957 10958 // Need installer lock especially for dex file removal. 10959 abstract void cleanUpResourcesLI(); 10960 abstract boolean doPostDeleteLI(boolean delete); 10961 10962 /** 10963 * Called before the source arguments are copied. This is used mostly 10964 * for MoveParams when it needs to read the source file to put it in the 10965 * destination. 10966 */ 10967 int doPreCopy() { 10968 return PackageManager.INSTALL_SUCCEEDED; 10969 } 10970 10971 /** 10972 * Called after the source arguments are copied. This is used mostly for 10973 * MoveParams when it needs to read the source file to put it in the 10974 * destination. 10975 * 10976 * @return 10977 */ 10978 int doPostCopy(int uid) { 10979 return PackageManager.INSTALL_SUCCEEDED; 10980 } 10981 10982 protected boolean isFwdLocked() { 10983 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10984 } 10985 10986 protected boolean isExternalAsec() { 10987 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10988 } 10989 10990 UserHandle getUser() { 10991 return user; 10992 } 10993 } 10994 10995 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10996 if (!allCodePaths.isEmpty()) { 10997 if (instructionSets == null) { 10998 throw new IllegalStateException("instructionSet == null"); 10999 } 11000 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11001 for (String codePath : allCodePaths) { 11002 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11003 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11004 if (retCode < 0) { 11005 Slog.w(TAG, "Couldn't remove dex file for package: " 11006 + " at location " + codePath + ", retcode=" + retCode); 11007 // we don't consider this to be a failure of the core package deletion 11008 } 11009 } 11010 } 11011 } 11012 } 11013 11014 /** 11015 * Logic to handle installation of non-ASEC applications, including copying 11016 * and renaming logic. 11017 */ 11018 class FileInstallArgs extends InstallArgs { 11019 private File codeFile; 11020 private File resourceFile; 11021 11022 // Example topology: 11023 // /data/app/com.example/base.apk 11024 // /data/app/com.example/split_foo.apk 11025 // /data/app/com.example/lib/arm/libfoo.so 11026 // /data/app/com.example/lib/arm64/libfoo.so 11027 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11028 11029 /** New install */ 11030 FileInstallArgs(InstallParams params) { 11031 super(params.origin, params.move, params.observer, params.installFlags, 11032 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11033 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11034 params.grantedRuntimePermissions); 11035 if (isFwdLocked()) { 11036 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11037 } 11038 } 11039 11040 /** Existing install */ 11041 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11042 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11043 null, null); 11044 this.codeFile = (codePath != null) ? new File(codePath) : null; 11045 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11046 } 11047 11048 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11049 if (origin.staged) { 11050 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11051 codeFile = origin.file; 11052 resourceFile = origin.file; 11053 return PackageManager.INSTALL_SUCCEEDED; 11054 } 11055 11056 try { 11057 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 11058 codeFile = tempDir; 11059 resourceFile = tempDir; 11060 } catch (IOException e) { 11061 Slog.w(TAG, "Failed to create copy file: " + e); 11062 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11063 } 11064 11065 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11066 @Override 11067 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11068 if (!FileUtils.isValidExtFilename(name)) { 11069 throw new IllegalArgumentException("Invalid filename: " + name); 11070 } 11071 try { 11072 final File file = new File(codeFile, name); 11073 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11074 O_RDWR | O_CREAT, 0644); 11075 Os.chmod(file.getAbsolutePath(), 0644); 11076 return new ParcelFileDescriptor(fd); 11077 } catch (ErrnoException e) { 11078 throw new RemoteException("Failed to open: " + e.getMessage()); 11079 } 11080 } 11081 }; 11082 11083 int ret = PackageManager.INSTALL_SUCCEEDED; 11084 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11085 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11086 Slog.e(TAG, "Failed to copy package"); 11087 return ret; 11088 } 11089 11090 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11091 NativeLibraryHelper.Handle handle = null; 11092 try { 11093 handle = NativeLibraryHelper.Handle.create(codeFile); 11094 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11095 abiOverride); 11096 } catch (IOException e) { 11097 Slog.e(TAG, "Copying native libraries failed", e); 11098 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11099 } finally { 11100 IoUtils.closeQuietly(handle); 11101 } 11102 11103 return ret; 11104 } 11105 11106 int doPreInstall(int status) { 11107 if (status != PackageManager.INSTALL_SUCCEEDED) { 11108 cleanUp(); 11109 } 11110 return status; 11111 } 11112 11113 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11114 if (status != PackageManager.INSTALL_SUCCEEDED) { 11115 cleanUp(); 11116 return false; 11117 } 11118 11119 final File targetDir = codeFile.getParentFile(); 11120 final File beforeCodeFile = codeFile; 11121 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11122 11123 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11124 try { 11125 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11126 } catch (ErrnoException e) { 11127 Slog.w(TAG, "Failed to rename", e); 11128 return false; 11129 } 11130 11131 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11132 Slog.w(TAG, "Failed to restorecon"); 11133 return false; 11134 } 11135 11136 // Reflect the rename internally 11137 codeFile = afterCodeFile; 11138 resourceFile = afterCodeFile; 11139 11140 // Reflect the rename in scanned details 11141 pkg.codePath = afterCodeFile.getAbsolutePath(); 11142 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11143 pkg.baseCodePath); 11144 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11145 pkg.splitCodePaths); 11146 11147 // Reflect the rename in app info 11148 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11149 pkg.applicationInfo.setCodePath(pkg.codePath); 11150 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11151 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11152 pkg.applicationInfo.setResourcePath(pkg.codePath); 11153 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11154 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11155 11156 return true; 11157 } 11158 11159 int doPostInstall(int status, int uid) { 11160 if (status != PackageManager.INSTALL_SUCCEEDED) { 11161 cleanUp(); 11162 } 11163 return status; 11164 } 11165 11166 @Override 11167 String getCodePath() { 11168 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11169 } 11170 11171 @Override 11172 String getResourcePath() { 11173 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11174 } 11175 11176 private boolean cleanUp() { 11177 if (codeFile == null || !codeFile.exists()) { 11178 return false; 11179 } 11180 11181 if (codeFile.isDirectory()) { 11182 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11183 } else { 11184 codeFile.delete(); 11185 } 11186 11187 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11188 resourceFile.delete(); 11189 } 11190 11191 return true; 11192 } 11193 11194 void cleanUpResourcesLI() { 11195 // Try enumerating all code paths before deleting 11196 List<String> allCodePaths = Collections.EMPTY_LIST; 11197 if (codeFile != null && codeFile.exists()) { 11198 try { 11199 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11200 allCodePaths = pkg.getAllCodePaths(); 11201 } catch (PackageParserException e) { 11202 // Ignored; we tried our best 11203 } 11204 } 11205 11206 cleanUp(); 11207 removeDexFiles(allCodePaths, instructionSets); 11208 } 11209 11210 boolean doPostDeleteLI(boolean delete) { 11211 // XXX err, shouldn't we respect the delete flag? 11212 cleanUpResourcesLI(); 11213 return true; 11214 } 11215 } 11216 11217 private boolean isAsecExternal(String cid) { 11218 final String asecPath = PackageHelper.getSdFilesystem(cid); 11219 return !asecPath.startsWith(mAsecInternalPath); 11220 } 11221 11222 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11223 PackageManagerException { 11224 if (copyRet < 0) { 11225 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11226 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11227 throw new PackageManagerException(copyRet, message); 11228 } 11229 } 11230 } 11231 11232 /** 11233 * Extract the MountService "container ID" from the full code path of an 11234 * .apk. 11235 */ 11236 static String cidFromCodePath(String fullCodePath) { 11237 int eidx = fullCodePath.lastIndexOf("/"); 11238 String subStr1 = fullCodePath.substring(0, eidx); 11239 int sidx = subStr1.lastIndexOf("/"); 11240 return subStr1.substring(sidx+1, eidx); 11241 } 11242 11243 /** 11244 * Logic to handle installation of ASEC applications, including copying and 11245 * renaming logic. 11246 */ 11247 class AsecInstallArgs extends InstallArgs { 11248 static final String RES_FILE_NAME = "pkg.apk"; 11249 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11250 11251 String cid; 11252 String packagePath; 11253 String resourcePath; 11254 11255 /** New install */ 11256 AsecInstallArgs(InstallParams params) { 11257 super(params.origin, params.move, params.observer, params.installFlags, 11258 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11259 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11260 params.grantedRuntimePermissions); 11261 } 11262 11263 /** Existing install */ 11264 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11265 boolean isExternal, boolean isForwardLocked) { 11266 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11267 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11268 instructionSets, null, null); 11269 // Hackily pretend we're still looking at a full code path 11270 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11271 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11272 } 11273 11274 // Extract cid from fullCodePath 11275 int eidx = fullCodePath.lastIndexOf("/"); 11276 String subStr1 = fullCodePath.substring(0, eidx); 11277 int sidx = subStr1.lastIndexOf("/"); 11278 cid = subStr1.substring(sidx+1, eidx); 11279 setMountPath(subStr1); 11280 } 11281 11282 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11283 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11284 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11285 instructionSets, null, null); 11286 this.cid = cid; 11287 setMountPath(PackageHelper.getSdDir(cid)); 11288 } 11289 11290 void createCopyFile() { 11291 cid = mInstallerService.allocateExternalStageCidLegacy(); 11292 } 11293 11294 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11295 if (origin.staged) { 11296 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11297 cid = origin.cid; 11298 setMountPath(PackageHelper.getSdDir(cid)); 11299 return PackageManager.INSTALL_SUCCEEDED; 11300 } 11301 11302 if (temp) { 11303 createCopyFile(); 11304 } else { 11305 /* 11306 * Pre-emptively destroy the container since it's destroyed if 11307 * copying fails due to it existing anyway. 11308 */ 11309 PackageHelper.destroySdDir(cid); 11310 } 11311 11312 final String newMountPath = imcs.copyPackageToContainer( 11313 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11314 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11315 11316 if (newMountPath != null) { 11317 setMountPath(newMountPath); 11318 return PackageManager.INSTALL_SUCCEEDED; 11319 } else { 11320 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11321 } 11322 } 11323 11324 @Override 11325 String getCodePath() { 11326 return packagePath; 11327 } 11328 11329 @Override 11330 String getResourcePath() { 11331 return resourcePath; 11332 } 11333 11334 int doPreInstall(int status) { 11335 if (status != PackageManager.INSTALL_SUCCEEDED) { 11336 // Destroy container 11337 PackageHelper.destroySdDir(cid); 11338 } else { 11339 boolean mounted = PackageHelper.isContainerMounted(cid); 11340 if (!mounted) { 11341 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11342 Process.SYSTEM_UID); 11343 if (newMountPath != null) { 11344 setMountPath(newMountPath); 11345 } else { 11346 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11347 } 11348 } 11349 } 11350 return status; 11351 } 11352 11353 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11354 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11355 String newMountPath = null; 11356 if (PackageHelper.isContainerMounted(cid)) { 11357 // Unmount the container 11358 if (!PackageHelper.unMountSdDir(cid)) { 11359 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11360 return false; 11361 } 11362 } 11363 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11364 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11365 " which might be stale. Will try to clean up."); 11366 // Clean up the stale container and proceed to recreate. 11367 if (!PackageHelper.destroySdDir(newCacheId)) { 11368 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11369 return false; 11370 } 11371 // Successfully cleaned up stale container. Try to rename again. 11372 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11373 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11374 + " inspite of cleaning it up."); 11375 return false; 11376 } 11377 } 11378 if (!PackageHelper.isContainerMounted(newCacheId)) { 11379 Slog.w(TAG, "Mounting container " + newCacheId); 11380 newMountPath = PackageHelper.mountSdDir(newCacheId, 11381 getEncryptKey(), Process.SYSTEM_UID); 11382 } else { 11383 newMountPath = PackageHelper.getSdDir(newCacheId); 11384 } 11385 if (newMountPath == null) { 11386 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11387 return false; 11388 } 11389 Log.i(TAG, "Succesfully renamed " + cid + 11390 " to " + newCacheId + 11391 " at new path: " + newMountPath); 11392 cid = newCacheId; 11393 11394 final File beforeCodeFile = new File(packagePath); 11395 setMountPath(newMountPath); 11396 final File afterCodeFile = new File(packagePath); 11397 11398 // Reflect the rename in scanned details 11399 pkg.codePath = afterCodeFile.getAbsolutePath(); 11400 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11401 pkg.baseCodePath); 11402 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11403 pkg.splitCodePaths); 11404 11405 // Reflect the rename in app info 11406 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11407 pkg.applicationInfo.setCodePath(pkg.codePath); 11408 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11409 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11410 pkg.applicationInfo.setResourcePath(pkg.codePath); 11411 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11412 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11413 11414 return true; 11415 } 11416 11417 private void setMountPath(String mountPath) { 11418 final File mountFile = new File(mountPath); 11419 11420 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11421 if (monolithicFile.exists()) { 11422 packagePath = monolithicFile.getAbsolutePath(); 11423 if (isFwdLocked()) { 11424 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11425 } else { 11426 resourcePath = packagePath; 11427 } 11428 } else { 11429 packagePath = mountFile.getAbsolutePath(); 11430 resourcePath = packagePath; 11431 } 11432 } 11433 11434 int doPostInstall(int status, int uid) { 11435 if (status != PackageManager.INSTALL_SUCCEEDED) { 11436 cleanUp(); 11437 } else { 11438 final int groupOwner; 11439 final String protectedFile; 11440 if (isFwdLocked()) { 11441 groupOwner = UserHandle.getSharedAppGid(uid); 11442 protectedFile = RES_FILE_NAME; 11443 } else { 11444 groupOwner = -1; 11445 protectedFile = null; 11446 } 11447 11448 if (uid < Process.FIRST_APPLICATION_UID 11449 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11450 Slog.e(TAG, "Failed to finalize " + cid); 11451 PackageHelper.destroySdDir(cid); 11452 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11453 } 11454 11455 boolean mounted = PackageHelper.isContainerMounted(cid); 11456 if (!mounted) { 11457 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11458 } 11459 } 11460 return status; 11461 } 11462 11463 private void cleanUp() { 11464 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11465 11466 // Destroy secure container 11467 PackageHelper.destroySdDir(cid); 11468 } 11469 11470 private List<String> getAllCodePaths() { 11471 final File codeFile = new File(getCodePath()); 11472 if (codeFile != null && codeFile.exists()) { 11473 try { 11474 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11475 return pkg.getAllCodePaths(); 11476 } catch (PackageParserException e) { 11477 // Ignored; we tried our best 11478 } 11479 } 11480 return Collections.EMPTY_LIST; 11481 } 11482 11483 void cleanUpResourcesLI() { 11484 // Enumerate all code paths before deleting 11485 cleanUpResourcesLI(getAllCodePaths()); 11486 } 11487 11488 private void cleanUpResourcesLI(List<String> allCodePaths) { 11489 cleanUp(); 11490 removeDexFiles(allCodePaths, instructionSets); 11491 } 11492 11493 String getPackageName() { 11494 return getAsecPackageName(cid); 11495 } 11496 11497 boolean doPostDeleteLI(boolean delete) { 11498 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11499 final List<String> allCodePaths = getAllCodePaths(); 11500 boolean mounted = PackageHelper.isContainerMounted(cid); 11501 if (mounted) { 11502 // Unmount first 11503 if (PackageHelper.unMountSdDir(cid)) { 11504 mounted = false; 11505 } 11506 } 11507 if (!mounted && delete) { 11508 cleanUpResourcesLI(allCodePaths); 11509 } 11510 return !mounted; 11511 } 11512 11513 @Override 11514 int doPreCopy() { 11515 if (isFwdLocked()) { 11516 if (!PackageHelper.fixSdPermissions(cid, 11517 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11518 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11519 } 11520 } 11521 11522 return PackageManager.INSTALL_SUCCEEDED; 11523 } 11524 11525 @Override 11526 int doPostCopy(int uid) { 11527 if (isFwdLocked()) { 11528 if (uid < Process.FIRST_APPLICATION_UID 11529 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11530 RES_FILE_NAME)) { 11531 Slog.e(TAG, "Failed to finalize " + cid); 11532 PackageHelper.destroySdDir(cid); 11533 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11534 } 11535 } 11536 11537 return PackageManager.INSTALL_SUCCEEDED; 11538 } 11539 } 11540 11541 /** 11542 * Logic to handle movement of existing installed applications. 11543 */ 11544 class MoveInstallArgs extends InstallArgs { 11545 private File codeFile; 11546 private File resourceFile; 11547 11548 /** New install */ 11549 MoveInstallArgs(InstallParams params) { 11550 super(params.origin, params.move, params.observer, params.installFlags, 11551 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11552 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11553 params.grantedRuntimePermissions); 11554 } 11555 11556 int copyApk(IMediaContainerService imcs, boolean temp) { 11557 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11558 + move.fromUuid + " to " + move.toUuid); 11559 synchronized (mInstaller) { 11560 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11561 move.dataAppName, move.appId, move.seinfo) != 0) { 11562 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11563 } 11564 } 11565 11566 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11567 resourceFile = codeFile; 11568 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11569 11570 return PackageManager.INSTALL_SUCCEEDED; 11571 } 11572 11573 int doPreInstall(int status) { 11574 if (status != PackageManager.INSTALL_SUCCEEDED) { 11575 cleanUp(move.toUuid); 11576 } 11577 return status; 11578 } 11579 11580 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11581 if (status != PackageManager.INSTALL_SUCCEEDED) { 11582 cleanUp(move.toUuid); 11583 return false; 11584 } 11585 11586 // Reflect the move in app info 11587 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11588 pkg.applicationInfo.setCodePath(pkg.codePath); 11589 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11590 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11591 pkg.applicationInfo.setResourcePath(pkg.codePath); 11592 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11593 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11594 11595 return true; 11596 } 11597 11598 int doPostInstall(int status, int uid) { 11599 if (status == PackageManager.INSTALL_SUCCEEDED) { 11600 cleanUp(move.fromUuid); 11601 } else { 11602 cleanUp(move.toUuid); 11603 } 11604 return status; 11605 } 11606 11607 @Override 11608 String getCodePath() { 11609 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11610 } 11611 11612 @Override 11613 String getResourcePath() { 11614 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11615 } 11616 11617 private boolean cleanUp(String volumeUuid) { 11618 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11619 move.dataAppName); 11620 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11621 synchronized (mInstallLock) { 11622 // Clean up both app data and code 11623 removeDataDirsLI(volumeUuid, move.packageName); 11624 if (codeFile.isDirectory()) { 11625 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11626 } else { 11627 codeFile.delete(); 11628 } 11629 } 11630 return true; 11631 } 11632 11633 void cleanUpResourcesLI() { 11634 throw new UnsupportedOperationException(); 11635 } 11636 11637 boolean doPostDeleteLI(boolean delete) { 11638 throw new UnsupportedOperationException(); 11639 } 11640 } 11641 11642 static String getAsecPackageName(String packageCid) { 11643 int idx = packageCid.lastIndexOf("-"); 11644 if (idx == -1) { 11645 return packageCid; 11646 } 11647 return packageCid.substring(0, idx); 11648 } 11649 11650 // Utility method used to create code paths based on package name and available index. 11651 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11652 String idxStr = ""; 11653 int idx = 1; 11654 // Fall back to default value of idx=1 if prefix is not 11655 // part of oldCodePath 11656 if (oldCodePath != null) { 11657 String subStr = oldCodePath; 11658 // Drop the suffix right away 11659 if (suffix != null && subStr.endsWith(suffix)) { 11660 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11661 } 11662 // If oldCodePath already contains prefix find out the 11663 // ending index to either increment or decrement. 11664 int sidx = subStr.lastIndexOf(prefix); 11665 if (sidx != -1) { 11666 subStr = subStr.substring(sidx + prefix.length()); 11667 if (subStr != null) { 11668 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11669 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11670 } 11671 try { 11672 idx = Integer.parseInt(subStr); 11673 if (idx <= 1) { 11674 idx++; 11675 } else { 11676 idx--; 11677 } 11678 } catch(NumberFormatException e) { 11679 } 11680 } 11681 } 11682 } 11683 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11684 return prefix + idxStr; 11685 } 11686 11687 private File getNextCodePath(File targetDir, String packageName) { 11688 int suffix = 1; 11689 File result; 11690 do { 11691 result = new File(targetDir, packageName + "-" + suffix); 11692 suffix++; 11693 } while (result.exists()); 11694 return result; 11695 } 11696 11697 // Utility method that returns the relative package path with respect 11698 // to the installation directory. Like say for /data/data/com.test-1.apk 11699 // string com.test-1 is returned. 11700 static String deriveCodePathName(String codePath) { 11701 if (codePath == null) { 11702 return null; 11703 } 11704 final File codeFile = new File(codePath); 11705 final String name = codeFile.getName(); 11706 if (codeFile.isDirectory()) { 11707 return name; 11708 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11709 final int lastDot = name.lastIndexOf('.'); 11710 return name.substring(0, lastDot); 11711 } else { 11712 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11713 return null; 11714 } 11715 } 11716 11717 class PackageInstalledInfo { 11718 String name; 11719 int uid; 11720 // The set of users that originally had this package installed. 11721 int[] origUsers; 11722 // The set of users that now have this package installed. 11723 int[] newUsers; 11724 PackageParser.Package pkg; 11725 int returnCode; 11726 String returnMsg; 11727 PackageRemovedInfo removedInfo; 11728 11729 public void setError(int code, String msg) { 11730 returnCode = code; 11731 returnMsg = msg; 11732 Slog.w(TAG, msg); 11733 } 11734 11735 public void setError(String msg, PackageParserException e) { 11736 returnCode = e.error; 11737 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11738 Slog.w(TAG, msg, e); 11739 } 11740 11741 public void setError(String msg, PackageManagerException e) { 11742 returnCode = e.error; 11743 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11744 Slog.w(TAG, msg, e); 11745 } 11746 11747 // In some error cases we want to convey more info back to the observer 11748 String origPackage; 11749 String origPermission; 11750 } 11751 11752 /* 11753 * Install a non-existing package. 11754 */ 11755 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11756 UserHandle user, String installerPackageName, String volumeUuid, 11757 PackageInstalledInfo res) { 11758 // Remember this for later, in case we need to rollback this install 11759 String pkgName = pkg.packageName; 11760 11761 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11762 final boolean dataDirExists = Environment 11763 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11764 synchronized(mPackages) { 11765 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11766 // A package with the same name is already installed, though 11767 // it has been renamed to an older name. The package we 11768 // are trying to install should be installed as an update to 11769 // the existing one, but that has not been requested, so bail. 11770 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11771 + " without first uninstalling package running as " 11772 + mSettings.mRenamedPackages.get(pkgName)); 11773 return; 11774 } 11775 if (mPackages.containsKey(pkgName)) { 11776 // Don't allow installation over an existing package with the same name. 11777 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11778 + " without first uninstalling."); 11779 return; 11780 } 11781 } 11782 11783 try { 11784 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11785 System.currentTimeMillis(), user); 11786 11787 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11788 // delete the partially installed application. the data directory will have to be 11789 // restored if it was already existing 11790 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11791 // remove package from internal structures. Note that we want deletePackageX to 11792 // delete the package data and cache directories that it created in 11793 // scanPackageLocked, unless those directories existed before we even tried to 11794 // install. 11795 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11796 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11797 res.removedInfo, true); 11798 } 11799 11800 } catch (PackageManagerException e) { 11801 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11802 } 11803 } 11804 11805 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11806 // Can't rotate keys during boot or if sharedUser. 11807 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11808 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11809 return false; 11810 } 11811 // app is using upgradeKeySets; make sure all are valid 11812 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11813 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11814 for (int i = 0; i < upgradeKeySets.length; i++) { 11815 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11816 Slog.wtf(TAG, "Package " 11817 + (oldPs.name != null ? oldPs.name : "<null>") 11818 + " contains upgrade-key-set reference to unknown key-set: " 11819 + upgradeKeySets[i] 11820 + " reverting to signatures check."); 11821 return false; 11822 } 11823 } 11824 return true; 11825 } 11826 11827 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11828 // Upgrade keysets are being used. Determine if new package has a superset of the 11829 // required keys. 11830 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11831 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11832 for (int i = 0; i < upgradeKeySets.length; i++) { 11833 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11834 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11835 return true; 11836 } 11837 } 11838 return false; 11839 } 11840 11841 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11842 UserHandle user, String installerPackageName, String volumeUuid, 11843 PackageInstalledInfo res) { 11844 final PackageParser.Package oldPackage; 11845 final String pkgName = pkg.packageName; 11846 final int[] allUsers; 11847 final boolean[] perUserInstalled; 11848 11849 // First find the old package info and check signatures 11850 synchronized(mPackages) { 11851 oldPackage = mPackages.get(pkgName); 11852 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11853 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11854 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11855 if(!checkUpgradeKeySetLP(ps, pkg)) { 11856 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11857 "New package not signed by keys specified by upgrade-keysets: " 11858 + pkgName); 11859 return; 11860 } 11861 } else { 11862 // default to original signature matching 11863 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11864 != PackageManager.SIGNATURE_MATCH) { 11865 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11866 "New package has a different signature: " + pkgName); 11867 return; 11868 } 11869 } 11870 11871 // In case of rollback, remember per-user/profile install state 11872 allUsers = sUserManager.getUserIds(); 11873 perUserInstalled = new boolean[allUsers.length]; 11874 for (int i = 0; i < allUsers.length; i++) { 11875 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11876 } 11877 } 11878 11879 boolean sysPkg = (isSystemApp(oldPackage)); 11880 if (sysPkg) { 11881 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11882 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11883 } else { 11884 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11885 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11886 } 11887 } 11888 11889 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11890 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11891 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11892 String volumeUuid, PackageInstalledInfo res) { 11893 String pkgName = deletedPackage.packageName; 11894 boolean deletedPkg = true; 11895 boolean updatedSettings = false; 11896 11897 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11898 + deletedPackage); 11899 long origUpdateTime; 11900 if (pkg.mExtras != null) { 11901 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11902 } else { 11903 origUpdateTime = 0; 11904 } 11905 11906 // First delete the existing package while retaining the data directory 11907 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11908 res.removedInfo, true)) { 11909 // If the existing package wasn't successfully deleted 11910 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11911 deletedPkg = false; 11912 } else { 11913 // Successfully deleted the old package; proceed with replace. 11914 11915 // If deleted package lived in a container, give users a chance to 11916 // relinquish resources before killing. 11917 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11918 if (DEBUG_INSTALL) { 11919 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11920 } 11921 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11922 final ArrayList<String> pkgList = new ArrayList<String>(1); 11923 pkgList.add(deletedPackage.applicationInfo.packageName); 11924 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11925 } 11926 11927 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11928 try { 11929 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11930 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11931 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11932 perUserInstalled, res, user); 11933 updatedSettings = true; 11934 } catch (PackageManagerException e) { 11935 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11936 } 11937 } 11938 11939 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11940 // remove package from internal structures. Note that we want deletePackageX to 11941 // delete the package data and cache directories that it created in 11942 // scanPackageLocked, unless those directories existed before we even tried to 11943 // install. 11944 if(updatedSettings) { 11945 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11946 deletePackageLI( 11947 pkgName, null, true, allUsers, perUserInstalled, 11948 PackageManager.DELETE_KEEP_DATA, 11949 res.removedInfo, true); 11950 } 11951 // Since we failed to install the new package we need to restore the old 11952 // package that we deleted. 11953 if (deletedPkg) { 11954 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11955 File restoreFile = new File(deletedPackage.codePath); 11956 // Parse old package 11957 boolean oldExternal = isExternal(deletedPackage); 11958 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11959 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11960 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11961 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11962 try { 11963 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11964 } catch (PackageManagerException e) { 11965 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11966 + e.getMessage()); 11967 return; 11968 } 11969 // Restore of old package succeeded. Update permissions. 11970 // writer 11971 synchronized (mPackages) { 11972 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11973 UPDATE_PERMISSIONS_ALL); 11974 // can downgrade to reader 11975 mSettings.writeLPr(); 11976 } 11977 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11978 } 11979 } 11980 } 11981 11982 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11983 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11984 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11985 String volumeUuid, PackageInstalledInfo res) { 11986 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11987 + ", old=" + deletedPackage); 11988 boolean disabledSystem = false; 11989 boolean updatedSettings = false; 11990 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11991 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11992 != 0) { 11993 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11994 } 11995 String packageName = deletedPackage.packageName; 11996 if (packageName == null) { 11997 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11998 "Attempt to delete null packageName."); 11999 return; 12000 } 12001 PackageParser.Package oldPkg; 12002 PackageSetting oldPkgSetting; 12003 // reader 12004 synchronized (mPackages) { 12005 oldPkg = mPackages.get(packageName); 12006 oldPkgSetting = mSettings.mPackages.get(packageName); 12007 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12008 (oldPkgSetting == null)) { 12009 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12010 "Couldn't find package:" + packageName + " information"); 12011 return; 12012 } 12013 } 12014 12015 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12016 12017 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12018 res.removedInfo.removedPackage = packageName; 12019 // Remove existing system package 12020 removePackageLI(oldPkgSetting, true); 12021 // writer 12022 synchronized (mPackages) { 12023 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12024 if (!disabledSystem && deletedPackage != null) { 12025 // We didn't need to disable the .apk as a current system package, 12026 // which means we are replacing another update that is already 12027 // installed. We need to make sure to delete the older one's .apk. 12028 res.removedInfo.args = createInstallArgsForExisting(0, 12029 deletedPackage.applicationInfo.getCodePath(), 12030 deletedPackage.applicationInfo.getResourcePath(), 12031 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12032 } else { 12033 res.removedInfo.args = null; 12034 } 12035 } 12036 12037 // Successfully disabled the old package. Now proceed with re-installation 12038 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12039 12040 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12041 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12042 12043 PackageParser.Package newPackage = null; 12044 try { 12045 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 12046 if (newPackage.mExtras != null) { 12047 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12048 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12049 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12050 12051 // is the update attempting to change shared user? that isn't going to work... 12052 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12053 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12054 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12055 + " to " + newPkgSetting.sharedUser); 12056 updatedSettings = true; 12057 } 12058 } 12059 12060 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12061 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12062 perUserInstalled, res, user); 12063 updatedSettings = true; 12064 } 12065 12066 } catch (PackageManagerException e) { 12067 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12068 } 12069 12070 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12071 // Re installation failed. Restore old information 12072 // Remove new pkg information 12073 if (newPackage != null) { 12074 removeInstalledPackageLI(newPackage, true); 12075 } 12076 // Add back the old system package 12077 try { 12078 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12079 } catch (PackageManagerException e) { 12080 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12081 } 12082 // Restore the old system information in Settings 12083 synchronized (mPackages) { 12084 if (disabledSystem) { 12085 mSettings.enableSystemPackageLPw(packageName); 12086 } 12087 if (updatedSettings) { 12088 mSettings.setInstallerPackageName(packageName, 12089 oldPkgSetting.installerPackageName); 12090 } 12091 mSettings.writeLPr(); 12092 } 12093 } 12094 } 12095 12096 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12097 // Collect all used permissions in the UID 12098 ArraySet<String> usedPermissions = new ArraySet<>(); 12099 final int packageCount = su.packages.size(); 12100 for (int i = 0; i < packageCount; i++) { 12101 PackageSetting ps = su.packages.valueAt(i); 12102 if (ps.pkg == null) { 12103 continue; 12104 } 12105 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12106 for (int j = 0; j < requestedPermCount; j++) { 12107 String permission = ps.pkg.requestedPermissions.get(j); 12108 BasePermission bp = mSettings.mPermissions.get(permission); 12109 if (bp != null) { 12110 usedPermissions.add(permission); 12111 } 12112 } 12113 } 12114 12115 PermissionsState permissionsState = su.getPermissionsState(); 12116 // Prune install permissions 12117 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12118 final int installPermCount = installPermStates.size(); 12119 for (int i = installPermCount - 1; i >= 0; i--) { 12120 PermissionState permissionState = installPermStates.get(i); 12121 if (!usedPermissions.contains(permissionState.getName())) { 12122 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12123 if (bp != null) { 12124 permissionsState.revokeInstallPermission(bp); 12125 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12126 PackageManager.MASK_PERMISSION_FLAGS, 0); 12127 } 12128 } 12129 } 12130 12131 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12132 12133 // Prune runtime permissions 12134 for (int userId : allUserIds) { 12135 List<PermissionState> runtimePermStates = permissionsState 12136 .getRuntimePermissionStates(userId); 12137 final int runtimePermCount = runtimePermStates.size(); 12138 for (int i = runtimePermCount - 1; i >= 0; i--) { 12139 PermissionState permissionState = runtimePermStates.get(i); 12140 if (!usedPermissions.contains(permissionState.getName())) { 12141 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12142 if (bp != null) { 12143 permissionsState.revokeRuntimePermission(bp, userId); 12144 permissionsState.updatePermissionFlags(bp, userId, 12145 PackageManager.MASK_PERMISSION_FLAGS, 0); 12146 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12147 runtimePermissionChangedUserIds, userId); 12148 } 12149 } 12150 } 12151 } 12152 12153 return runtimePermissionChangedUserIds; 12154 } 12155 12156 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12157 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12158 UserHandle user) { 12159 String pkgName = newPackage.packageName; 12160 synchronized (mPackages) { 12161 //write settings. the installStatus will be incomplete at this stage. 12162 //note that the new package setting would have already been 12163 //added to mPackages. It hasn't been persisted yet. 12164 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12165 mSettings.writeLPr(); 12166 } 12167 12168 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12169 12170 synchronized (mPackages) { 12171 updatePermissionsLPw(newPackage.packageName, newPackage, 12172 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12173 ? UPDATE_PERMISSIONS_ALL : 0)); 12174 // For system-bundled packages, we assume that installing an upgraded version 12175 // of the package implies that the user actually wants to run that new code, 12176 // so we enable the package. 12177 PackageSetting ps = mSettings.mPackages.get(pkgName); 12178 if (ps != null) { 12179 if (isSystemApp(newPackage)) { 12180 // NB: implicit assumption that system package upgrades apply to all users 12181 if (DEBUG_INSTALL) { 12182 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12183 } 12184 if (res.origUsers != null) { 12185 for (int userHandle : res.origUsers) { 12186 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12187 userHandle, installerPackageName); 12188 } 12189 } 12190 // Also convey the prior install/uninstall state 12191 if (allUsers != null && perUserInstalled != null) { 12192 for (int i = 0; i < allUsers.length; i++) { 12193 if (DEBUG_INSTALL) { 12194 Slog.d(TAG, " user " + allUsers[i] 12195 + " => " + perUserInstalled[i]); 12196 } 12197 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12198 } 12199 // these install state changes will be persisted in the 12200 // upcoming call to mSettings.writeLPr(). 12201 } 12202 } 12203 // It's implied that when a user requests installation, they want the app to be 12204 // installed and enabled. 12205 int userId = user.getIdentifier(); 12206 if (userId != UserHandle.USER_ALL) { 12207 ps.setInstalled(true, userId); 12208 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12209 } 12210 } 12211 res.name = pkgName; 12212 res.uid = newPackage.applicationInfo.uid; 12213 res.pkg = newPackage; 12214 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12215 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12216 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12217 //to update install status 12218 mSettings.writeLPr(); 12219 } 12220 } 12221 12222 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12223 final int installFlags = args.installFlags; 12224 final String installerPackageName = args.installerPackageName; 12225 final String volumeUuid = args.volumeUuid; 12226 final File tmpPackageFile = new File(args.getCodePath()); 12227 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12228 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12229 || (args.volumeUuid != null)); 12230 boolean replace = false; 12231 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12232 if (args.move != null) { 12233 // moving a complete application; perfom an initial scan on the new install location 12234 scanFlags |= SCAN_INITIAL; 12235 } 12236 // Result object to be returned 12237 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12238 12239 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12240 // Retrieve PackageSettings and parse package 12241 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12242 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12243 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12244 PackageParser pp = new PackageParser(); 12245 pp.setSeparateProcesses(mSeparateProcesses); 12246 pp.setDisplayMetrics(mMetrics); 12247 12248 final PackageParser.Package pkg; 12249 try { 12250 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12251 } catch (PackageParserException e) { 12252 res.setError("Failed parse during installPackageLI", e); 12253 return; 12254 } 12255 12256 // Mark that we have an install time CPU ABI override. 12257 pkg.cpuAbiOverride = args.abiOverride; 12258 12259 String pkgName = res.name = pkg.packageName; 12260 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12261 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12262 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12263 return; 12264 } 12265 } 12266 12267 try { 12268 pp.collectCertificates(pkg, parseFlags); 12269 pp.collectManifestDigest(pkg); 12270 } catch (PackageParserException e) { 12271 res.setError("Failed collect during installPackageLI", e); 12272 return; 12273 } 12274 12275 /* If the installer passed in a manifest digest, compare it now. */ 12276 if (args.manifestDigest != null) { 12277 if (DEBUG_INSTALL) { 12278 final String parsedManifest = pkg.manifestDigest == null ? "null" 12279 : pkg.manifestDigest.toString(); 12280 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12281 + parsedManifest); 12282 } 12283 12284 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12285 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12286 return; 12287 } 12288 } else if (DEBUG_INSTALL) { 12289 final String parsedManifest = pkg.manifestDigest == null 12290 ? "null" : pkg.manifestDigest.toString(); 12291 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12292 } 12293 12294 // Get rid of all references to package scan path via parser. 12295 pp = null; 12296 String oldCodePath = null; 12297 boolean systemApp = false; 12298 synchronized (mPackages) { 12299 // Check if installing already existing package 12300 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12301 String oldName = mSettings.mRenamedPackages.get(pkgName); 12302 if (pkg.mOriginalPackages != null 12303 && pkg.mOriginalPackages.contains(oldName) 12304 && mPackages.containsKey(oldName)) { 12305 // This package is derived from an original package, 12306 // and this device has been updating from that original 12307 // name. We must continue using the original name, so 12308 // rename the new package here. 12309 pkg.setPackageName(oldName); 12310 pkgName = pkg.packageName; 12311 replace = true; 12312 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12313 + oldName + " pkgName=" + pkgName); 12314 } else if (mPackages.containsKey(pkgName)) { 12315 // This package, under its official name, already exists 12316 // on the device; we should replace it. 12317 replace = true; 12318 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12319 } 12320 12321 // Prevent apps opting out from runtime permissions 12322 if (replace) { 12323 PackageParser.Package oldPackage = mPackages.get(pkgName); 12324 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12325 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12326 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12327 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12328 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12329 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12330 + " doesn't support runtime permissions but the old" 12331 + " target SDK " + oldTargetSdk + " does."); 12332 return; 12333 } 12334 } 12335 } 12336 12337 PackageSetting ps = mSettings.mPackages.get(pkgName); 12338 if (ps != null) { 12339 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12340 12341 // Quick sanity check that we're signed correctly if updating; 12342 // we'll check this again later when scanning, but we want to 12343 // bail early here before tripping over redefined permissions. 12344 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12345 if (!checkUpgradeKeySetLP(ps, pkg)) { 12346 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12347 + pkg.packageName + " upgrade keys do not match the " 12348 + "previously installed version"); 12349 return; 12350 } 12351 } else { 12352 try { 12353 verifySignaturesLP(ps, pkg); 12354 } catch (PackageManagerException e) { 12355 res.setError(e.error, e.getMessage()); 12356 return; 12357 } 12358 } 12359 12360 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12361 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12362 systemApp = (ps.pkg.applicationInfo.flags & 12363 ApplicationInfo.FLAG_SYSTEM) != 0; 12364 } 12365 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12366 } 12367 12368 // Check whether the newly-scanned package wants to define an already-defined perm 12369 int N = pkg.permissions.size(); 12370 for (int i = N-1; i >= 0; i--) { 12371 PackageParser.Permission perm = pkg.permissions.get(i); 12372 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12373 if (bp != null) { 12374 // If the defining package is signed with our cert, it's okay. This 12375 // also includes the "updating the same package" case, of course. 12376 // "updating same package" could also involve key-rotation. 12377 final boolean sigsOk; 12378 if (bp.sourcePackage.equals(pkg.packageName) 12379 && (bp.packageSetting instanceof PackageSetting) 12380 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12381 scanFlags))) { 12382 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12383 } else { 12384 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12385 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12386 } 12387 if (!sigsOk) { 12388 // If the owning package is the system itself, we log but allow 12389 // install to proceed; we fail the install on all other permission 12390 // redefinitions. 12391 if (!bp.sourcePackage.equals("android")) { 12392 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12393 + pkg.packageName + " attempting to redeclare permission " 12394 + perm.info.name + " already owned by " + bp.sourcePackage); 12395 res.origPermission = perm.info.name; 12396 res.origPackage = bp.sourcePackage; 12397 return; 12398 } else { 12399 Slog.w(TAG, "Package " + pkg.packageName 12400 + " attempting to redeclare system permission " 12401 + perm.info.name + "; ignoring new declaration"); 12402 pkg.permissions.remove(i); 12403 } 12404 } 12405 } 12406 } 12407 12408 } 12409 12410 if (systemApp && onExternal) { 12411 // Disable updates to system apps on sdcard 12412 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12413 "Cannot install updates to system apps on sdcard"); 12414 return; 12415 } 12416 12417 if (args.move != null) { 12418 // We did an in-place move, so dex is ready to roll 12419 scanFlags |= SCAN_NO_DEX; 12420 scanFlags |= SCAN_MOVE; 12421 12422 synchronized (mPackages) { 12423 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12424 if (ps == null) { 12425 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12426 "Missing settings for moved package " + pkgName); 12427 } 12428 12429 // We moved the entire application as-is, so bring over the 12430 // previously derived ABI information. 12431 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12432 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12433 } 12434 12435 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12436 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12437 scanFlags |= SCAN_NO_DEX; 12438 12439 try { 12440 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12441 true /* extract libs */); 12442 } catch (PackageManagerException pme) { 12443 Slog.e(TAG, "Error deriving application ABI", pme); 12444 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12445 return; 12446 } 12447 12448 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12449 int result = mPackageDexOptimizer 12450 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12451 false /* defer */, false /* inclDependencies */, 12452 true /* boot complete */); 12453 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12454 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12455 return; 12456 } 12457 } 12458 12459 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12460 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12461 return; 12462 } 12463 12464 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12465 12466 if (replace) { 12467 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12468 installerPackageName, volumeUuid, res); 12469 } else { 12470 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12471 args.user, installerPackageName, volumeUuid, res); 12472 } 12473 synchronized (mPackages) { 12474 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12475 if (ps != null) { 12476 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12477 } 12478 } 12479 } 12480 12481 private void startIntentFilterVerifications(int userId, boolean replacing, 12482 PackageParser.Package pkg) { 12483 if (mIntentFilterVerifierComponent == null) { 12484 Slog.w(TAG, "No IntentFilter verification will not be done as " 12485 + "there is no IntentFilterVerifier available!"); 12486 return; 12487 } 12488 12489 final int verifierUid = getPackageUid( 12490 mIntentFilterVerifierComponent.getPackageName(), 12491 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12492 12493 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12494 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12495 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12496 mHandler.sendMessage(msg); 12497 } 12498 12499 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12500 PackageParser.Package pkg) { 12501 int size = pkg.activities.size(); 12502 if (size == 0) { 12503 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12504 "No activity, so no need to verify any IntentFilter!"); 12505 return; 12506 } 12507 12508 final boolean hasDomainURLs = hasDomainURLs(pkg); 12509 if (!hasDomainURLs) { 12510 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12511 "No domain URLs, so no need to verify any IntentFilter!"); 12512 return; 12513 } 12514 12515 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12516 + " if any IntentFilter from the " + size 12517 + " Activities needs verification ..."); 12518 12519 int count = 0; 12520 final String packageName = pkg.packageName; 12521 12522 synchronized (mPackages) { 12523 // If this is a new install and we see that we've already run verification for this 12524 // package, we have nothing to do: it means the state was restored from backup. 12525 if (!replacing) { 12526 IntentFilterVerificationInfo ivi = 12527 mSettings.getIntentFilterVerificationLPr(packageName); 12528 if (ivi != null) { 12529 if (DEBUG_DOMAIN_VERIFICATION) { 12530 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12531 + ivi.getStatusString()); 12532 } 12533 return; 12534 } 12535 } 12536 12537 // If any filters need to be verified, then all need to be. 12538 boolean needToVerify = false; 12539 for (PackageParser.Activity a : pkg.activities) { 12540 for (ActivityIntentInfo filter : a.intents) { 12541 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12542 if (DEBUG_DOMAIN_VERIFICATION) { 12543 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12544 } 12545 needToVerify = true; 12546 break; 12547 } 12548 } 12549 } 12550 12551 if (needToVerify) { 12552 final int verificationId = mIntentFilterVerificationToken++; 12553 for (PackageParser.Activity a : pkg.activities) { 12554 for (ActivityIntentInfo filter : a.intents) { 12555 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12556 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12557 "Verification needed for IntentFilter:" + filter.toString()); 12558 mIntentFilterVerifier.addOneIntentFilterVerification( 12559 verifierUid, userId, verificationId, filter, packageName); 12560 count++; 12561 } 12562 } 12563 } 12564 } 12565 } 12566 12567 if (count > 0) { 12568 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12569 + " IntentFilter verification" + (count > 1 ? "s" : "") 12570 + " for userId:" + userId); 12571 mIntentFilterVerifier.startVerifications(userId); 12572 } else { 12573 if (DEBUG_DOMAIN_VERIFICATION) { 12574 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12575 } 12576 } 12577 } 12578 12579 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12580 final ComponentName cn = filter.activity.getComponentName(); 12581 final String packageName = cn.getPackageName(); 12582 12583 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12584 packageName); 12585 if (ivi == null) { 12586 return true; 12587 } 12588 int status = ivi.getStatus(); 12589 switch (status) { 12590 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12591 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12592 return true; 12593 12594 default: 12595 // Nothing to do 12596 return false; 12597 } 12598 } 12599 12600 private static boolean isMultiArch(PackageSetting ps) { 12601 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12602 } 12603 12604 private static boolean isMultiArch(ApplicationInfo info) { 12605 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12606 } 12607 12608 private static boolean isExternal(PackageParser.Package pkg) { 12609 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12610 } 12611 12612 private static boolean isExternal(PackageSetting ps) { 12613 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12614 } 12615 12616 private static boolean isExternal(ApplicationInfo info) { 12617 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12618 } 12619 12620 private static boolean isSystemApp(PackageParser.Package pkg) { 12621 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12622 } 12623 12624 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12625 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12626 } 12627 12628 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12629 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12630 } 12631 12632 private static boolean isSystemApp(PackageSetting ps) { 12633 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12634 } 12635 12636 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12637 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12638 } 12639 12640 private int packageFlagsToInstallFlags(PackageSetting ps) { 12641 int installFlags = 0; 12642 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12643 // This existing package was an external ASEC install when we have 12644 // the external flag without a UUID 12645 installFlags |= PackageManager.INSTALL_EXTERNAL; 12646 } 12647 if (ps.isForwardLocked()) { 12648 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12649 } 12650 return installFlags; 12651 } 12652 12653 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 12654 if (isExternal(pkg)) { 12655 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12656 return StorageManager.UUID_PRIMARY_PHYSICAL; 12657 } else { 12658 return pkg.volumeUuid; 12659 } 12660 } else { 12661 return StorageManager.UUID_PRIVATE_INTERNAL; 12662 } 12663 } 12664 12665 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12666 if (isExternal(pkg)) { 12667 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12668 return mSettings.getExternalVersion(); 12669 } else { 12670 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12671 } 12672 } else { 12673 return mSettings.getInternalVersion(); 12674 } 12675 } 12676 12677 private void deleteTempPackageFiles() { 12678 final FilenameFilter filter = new FilenameFilter() { 12679 public boolean accept(File dir, String name) { 12680 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12681 } 12682 }; 12683 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12684 file.delete(); 12685 } 12686 } 12687 12688 @Override 12689 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12690 int flags) { 12691 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12692 flags); 12693 } 12694 12695 @Override 12696 public void deletePackage(final String packageName, 12697 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12698 mContext.enforceCallingOrSelfPermission( 12699 android.Manifest.permission.DELETE_PACKAGES, null); 12700 Preconditions.checkNotNull(packageName); 12701 Preconditions.checkNotNull(observer); 12702 final int uid = Binder.getCallingUid(); 12703 if (UserHandle.getUserId(uid) != userId) { 12704 mContext.enforceCallingPermission( 12705 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12706 "deletePackage for user " + userId); 12707 } 12708 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12709 try { 12710 observer.onPackageDeleted(packageName, 12711 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12712 } catch (RemoteException re) { 12713 } 12714 return; 12715 } 12716 12717 boolean uninstallBlocked = false; 12718 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12719 int[] users = sUserManager.getUserIds(); 12720 for (int i = 0; i < users.length; ++i) { 12721 if (getBlockUninstallForUser(packageName, users[i])) { 12722 uninstallBlocked = true; 12723 break; 12724 } 12725 } 12726 } else { 12727 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12728 } 12729 if (uninstallBlocked) { 12730 try { 12731 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12732 null); 12733 } catch (RemoteException re) { 12734 } 12735 return; 12736 } 12737 12738 if (DEBUG_REMOVE) { 12739 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12740 } 12741 // Queue up an async operation since the package deletion may take a little while. 12742 mHandler.post(new Runnable() { 12743 public void run() { 12744 mHandler.removeCallbacks(this); 12745 final int returnCode = deletePackageX(packageName, userId, flags); 12746 if (observer != null) { 12747 try { 12748 observer.onPackageDeleted(packageName, returnCode, null); 12749 } catch (RemoteException e) { 12750 Log.i(TAG, "Observer no longer exists."); 12751 } //end catch 12752 } //end if 12753 } //end run 12754 }); 12755 } 12756 12757 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12758 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12759 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12760 try { 12761 if (dpm != null) { 12762 if (dpm.isDeviceOwner(packageName)) { 12763 return true; 12764 } 12765 int[] users; 12766 if (userId == UserHandle.USER_ALL) { 12767 users = sUserManager.getUserIds(); 12768 } else { 12769 users = new int[]{userId}; 12770 } 12771 for (int i = 0; i < users.length; ++i) { 12772 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12773 return true; 12774 } 12775 } 12776 } 12777 } catch (RemoteException e) { 12778 } 12779 return false; 12780 } 12781 12782 /** 12783 * This method is an internal method that could be get invoked either 12784 * to delete an installed package or to clean up a failed installation. 12785 * After deleting an installed package, a broadcast is sent to notify any 12786 * listeners that the package has been installed. For cleaning up a failed 12787 * installation, the broadcast is not necessary since the package's 12788 * installation wouldn't have sent the initial broadcast either 12789 * The key steps in deleting a package are 12790 * deleting the package information in internal structures like mPackages, 12791 * deleting the packages base directories through installd 12792 * updating mSettings to reflect current status 12793 * persisting settings for later use 12794 * sending a broadcast if necessary 12795 */ 12796 private int deletePackageX(String packageName, int userId, int flags) { 12797 final PackageRemovedInfo info = new PackageRemovedInfo(); 12798 final boolean res; 12799 12800 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12801 ? UserHandle.ALL : new UserHandle(userId); 12802 12803 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12804 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12805 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12806 } 12807 12808 boolean removedForAllUsers = false; 12809 boolean systemUpdate = false; 12810 12811 // for the uninstall-updates case and restricted profiles, remember the per- 12812 // userhandle installed state 12813 int[] allUsers; 12814 boolean[] perUserInstalled; 12815 synchronized (mPackages) { 12816 PackageSetting ps = mSettings.mPackages.get(packageName); 12817 allUsers = sUserManager.getUserIds(); 12818 perUserInstalled = new boolean[allUsers.length]; 12819 for (int i = 0; i < allUsers.length; i++) { 12820 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12821 } 12822 } 12823 12824 synchronized (mInstallLock) { 12825 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12826 res = deletePackageLI(packageName, removeForUser, 12827 true, allUsers, perUserInstalled, 12828 flags | REMOVE_CHATTY, info, true); 12829 systemUpdate = info.isRemovedPackageSystemUpdate; 12830 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12831 removedForAllUsers = true; 12832 } 12833 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12834 + " removedForAllUsers=" + removedForAllUsers); 12835 } 12836 12837 if (res) { 12838 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12839 12840 // If the removed package was a system update, the old system package 12841 // was re-enabled; we need to broadcast this information 12842 if (systemUpdate) { 12843 Bundle extras = new Bundle(1); 12844 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12845 ? info.removedAppId : info.uid); 12846 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12847 12848 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12849 extras, null, null, null); 12850 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12851 extras, null, null, null); 12852 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12853 null, packageName, null, null); 12854 } 12855 } 12856 // Force a gc here. 12857 Runtime.getRuntime().gc(); 12858 // Delete the resources here after sending the broadcast to let 12859 // other processes clean up before deleting resources. 12860 if (info.args != null) { 12861 synchronized (mInstallLock) { 12862 info.args.doPostDeleteLI(true); 12863 } 12864 } 12865 12866 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12867 } 12868 12869 class PackageRemovedInfo { 12870 String removedPackage; 12871 int uid = -1; 12872 int removedAppId = -1; 12873 int[] removedUsers = null; 12874 boolean isRemovedPackageSystemUpdate = false; 12875 // Clean up resources deleted packages. 12876 InstallArgs args = null; 12877 12878 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12879 Bundle extras = new Bundle(1); 12880 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12881 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12882 if (replacing) { 12883 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12884 } 12885 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12886 if (removedPackage != null) { 12887 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12888 extras, null, null, removedUsers); 12889 if (fullRemove && !replacing) { 12890 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12891 extras, null, null, removedUsers); 12892 } 12893 } 12894 if (removedAppId >= 0) { 12895 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12896 removedUsers); 12897 } 12898 } 12899 } 12900 12901 /* 12902 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12903 * flag is not set, the data directory is removed as well. 12904 * make sure this flag is set for partially installed apps. If not its meaningless to 12905 * delete a partially installed application. 12906 */ 12907 private void removePackageDataLI(PackageSetting ps, 12908 int[] allUserHandles, boolean[] perUserInstalled, 12909 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12910 String packageName = ps.name; 12911 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12912 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12913 // Retrieve object to delete permissions for shared user later on 12914 final PackageSetting deletedPs; 12915 // reader 12916 synchronized (mPackages) { 12917 deletedPs = mSettings.mPackages.get(packageName); 12918 if (outInfo != null) { 12919 outInfo.removedPackage = packageName; 12920 outInfo.removedUsers = deletedPs != null 12921 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12922 : null; 12923 } 12924 } 12925 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12926 removeDataDirsLI(ps.volumeUuid, packageName); 12927 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12928 } 12929 // writer 12930 synchronized (mPackages) { 12931 if (deletedPs != null) { 12932 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12933 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12934 clearDefaultBrowserIfNeeded(packageName); 12935 if (outInfo != null) { 12936 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12937 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12938 } 12939 updatePermissionsLPw(deletedPs.name, null, 0); 12940 if (deletedPs.sharedUser != null) { 12941 // Remove permissions associated with package. Since runtime 12942 // permissions are per user we have to kill the removed package 12943 // or packages running under the shared user of the removed 12944 // package if revoking the permissions requested only by the removed 12945 // package is successful and this causes a change in gids. 12946 for (int userId : UserManagerService.getInstance().getUserIds()) { 12947 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12948 userId); 12949 if (userIdToKill == UserHandle.USER_ALL 12950 || userIdToKill >= UserHandle.USER_OWNER) { 12951 // If gids changed for this user, kill all affected packages. 12952 mHandler.post(new Runnable() { 12953 @Override 12954 public void run() { 12955 // This has to happen with no lock held. 12956 killApplication(deletedPs.name, deletedPs.appId, 12957 KILL_APP_REASON_GIDS_CHANGED); 12958 } 12959 }); 12960 break; 12961 } 12962 } 12963 } 12964 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12965 } 12966 // make sure to preserve per-user disabled state if this removal was just 12967 // a downgrade of a system app to the factory package 12968 if (allUserHandles != null && perUserInstalled != null) { 12969 if (DEBUG_REMOVE) { 12970 Slog.d(TAG, "Propagating install state across downgrade"); 12971 } 12972 for (int i = 0; i < allUserHandles.length; i++) { 12973 if (DEBUG_REMOVE) { 12974 Slog.d(TAG, " user " + allUserHandles[i] 12975 + " => " + perUserInstalled[i]); 12976 } 12977 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12978 } 12979 } 12980 } 12981 // can downgrade to reader 12982 if (writeSettings) { 12983 // Save settings now 12984 mSettings.writeLPr(); 12985 } 12986 } 12987 if (outInfo != null) { 12988 // A user ID was deleted here. Go through all users and remove it 12989 // from KeyStore. 12990 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12991 } 12992 } 12993 12994 static boolean locationIsPrivileged(File path) { 12995 try { 12996 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12997 .getCanonicalPath(); 12998 return path.getCanonicalPath().startsWith(privilegedAppDir); 12999 } catch (IOException e) { 13000 Slog.e(TAG, "Unable to access code path " + path); 13001 } 13002 return false; 13003 } 13004 13005 /* 13006 * Tries to delete system package. 13007 */ 13008 private boolean deleteSystemPackageLI(PackageSetting newPs, 13009 int[] allUserHandles, boolean[] perUserInstalled, 13010 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13011 final boolean applyUserRestrictions 13012 = (allUserHandles != null) && (perUserInstalled != null); 13013 PackageSetting disabledPs = null; 13014 // Confirm if the system package has been updated 13015 // An updated system app can be deleted. This will also have to restore 13016 // the system pkg from system partition 13017 // reader 13018 synchronized (mPackages) { 13019 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13020 } 13021 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13022 + " disabledPs=" + disabledPs); 13023 if (disabledPs == null) { 13024 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13025 return false; 13026 } else if (DEBUG_REMOVE) { 13027 Slog.d(TAG, "Deleting system pkg from data partition"); 13028 } 13029 if (DEBUG_REMOVE) { 13030 if (applyUserRestrictions) { 13031 Slog.d(TAG, "Remembering install states:"); 13032 for (int i = 0; i < allUserHandles.length; i++) { 13033 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13034 } 13035 } 13036 } 13037 // Delete the updated package 13038 outInfo.isRemovedPackageSystemUpdate = true; 13039 if (disabledPs.versionCode < newPs.versionCode) { 13040 // Delete data for downgrades 13041 flags &= ~PackageManager.DELETE_KEEP_DATA; 13042 } else { 13043 // Preserve data by setting flag 13044 flags |= PackageManager.DELETE_KEEP_DATA; 13045 } 13046 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13047 allUserHandles, perUserInstalled, outInfo, writeSettings); 13048 if (!ret) { 13049 return false; 13050 } 13051 // writer 13052 synchronized (mPackages) { 13053 // Reinstate the old system package 13054 mSettings.enableSystemPackageLPw(newPs.name); 13055 // Remove any native libraries from the upgraded package. 13056 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13057 } 13058 // Install the system package 13059 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13060 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13061 if (locationIsPrivileged(disabledPs.codePath)) { 13062 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13063 } 13064 13065 final PackageParser.Package newPkg; 13066 try { 13067 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13068 } catch (PackageManagerException e) { 13069 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13070 return false; 13071 } 13072 13073 // writer 13074 synchronized (mPackages) { 13075 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13076 13077 // Propagate the permissions state as we do not want to drop on the floor 13078 // runtime permissions. The update permissions method below will take 13079 // care of removing obsolete permissions and grant install permissions. 13080 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13081 updatePermissionsLPw(newPkg.packageName, newPkg, 13082 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13083 13084 if (applyUserRestrictions) { 13085 if (DEBUG_REMOVE) { 13086 Slog.d(TAG, "Propagating install state across reinstall"); 13087 } 13088 for (int i = 0; i < allUserHandles.length; i++) { 13089 if (DEBUG_REMOVE) { 13090 Slog.d(TAG, " user " + allUserHandles[i] 13091 + " => " + perUserInstalled[i]); 13092 } 13093 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13094 13095 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13096 } 13097 // Regardless of writeSettings we need to ensure that this restriction 13098 // state propagation is persisted 13099 mSettings.writeAllUsersPackageRestrictionsLPr(); 13100 } 13101 // can downgrade to reader here 13102 if (writeSettings) { 13103 mSettings.writeLPr(); 13104 } 13105 } 13106 return true; 13107 } 13108 13109 private boolean deleteInstalledPackageLI(PackageSetting ps, 13110 boolean deleteCodeAndResources, int flags, 13111 int[] allUserHandles, boolean[] perUserInstalled, 13112 PackageRemovedInfo outInfo, boolean writeSettings) { 13113 if (outInfo != null) { 13114 outInfo.uid = ps.appId; 13115 } 13116 13117 // Delete package data from internal structures and also remove data if flag is set 13118 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13119 13120 // Delete application code and resources 13121 if (deleteCodeAndResources && (outInfo != null)) { 13122 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13123 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13124 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13125 } 13126 return true; 13127 } 13128 13129 @Override 13130 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13131 int userId) { 13132 mContext.enforceCallingOrSelfPermission( 13133 android.Manifest.permission.DELETE_PACKAGES, null); 13134 synchronized (mPackages) { 13135 PackageSetting ps = mSettings.mPackages.get(packageName); 13136 if (ps == null) { 13137 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13138 return false; 13139 } 13140 if (!ps.getInstalled(userId)) { 13141 // Can't block uninstall for an app that is not installed or enabled. 13142 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13143 return false; 13144 } 13145 ps.setBlockUninstall(blockUninstall, userId); 13146 mSettings.writePackageRestrictionsLPr(userId); 13147 } 13148 return true; 13149 } 13150 13151 @Override 13152 public boolean getBlockUninstallForUser(String packageName, int userId) { 13153 synchronized (mPackages) { 13154 PackageSetting ps = mSettings.mPackages.get(packageName); 13155 if (ps == null) { 13156 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13157 return false; 13158 } 13159 return ps.getBlockUninstall(userId); 13160 } 13161 } 13162 13163 /* 13164 * This method handles package deletion in general 13165 */ 13166 private boolean deletePackageLI(String packageName, UserHandle user, 13167 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13168 int flags, PackageRemovedInfo outInfo, 13169 boolean writeSettings) { 13170 if (packageName == null) { 13171 Slog.w(TAG, "Attempt to delete null packageName."); 13172 return false; 13173 } 13174 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13175 PackageSetting ps; 13176 boolean dataOnly = false; 13177 int removeUser = -1; 13178 int appId = -1; 13179 synchronized (mPackages) { 13180 ps = mSettings.mPackages.get(packageName); 13181 if (ps == null) { 13182 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13183 return false; 13184 } 13185 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13186 && user.getIdentifier() != UserHandle.USER_ALL) { 13187 // The caller is asking that the package only be deleted for a single 13188 // user. To do this, we just mark its uninstalled state and delete 13189 // its data. If this is a system app, we only allow this to happen if 13190 // they have set the special DELETE_SYSTEM_APP which requests different 13191 // semantics than normal for uninstalling system apps. 13192 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13193 final int userId = user.getIdentifier(); 13194 ps.setUserState(userId, 13195 COMPONENT_ENABLED_STATE_DEFAULT, 13196 false, //installed 13197 true, //stopped 13198 true, //notLaunched 13199 false, //hidden 13200 null, null, null, 13201 false, // blockUninstall 13202 ps.readUserState(userId).domainVerificationStatus, 0); 13203 if (!isSystemApp(ps)) { 13204 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13205 // Other user still have this package installed, so all 13206 // we need to do is clear this user's data and save that 13207 // it is uninstalled. 13208 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13209 removeUser = user.getIdentifier(); 13210 appId = ps.appId; 13211 scheduleWritePackageRestrictionsLocked(removeUser); 13212 } else { 13213 // We need to set it back to 'installed' so the uninstall 13214 // broadcasts will be sent correctly. 13215 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13216 ps.setInstalled(true, user.getIdentifier()); 13217 } 13218 } else { 13219 // This is a system app, so we assume that the 13220 // other users still have this package installed, so all 13221 // we need to do is clear this user's data and save that 13222 // it is uninstalled. 13223 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13224 removeUser = user.getIdentifier(); 13225 appId = ps.appId; 13226 scheduleWritePackageRestrictionsLocked(removeUser); 13227 } 13228 } 13229 } 13230 13231 if (removeUser >= 0) { 13232 // From above, we determined that we are deleting this only 13233 // for a single user. Continue the work here. 13234 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13235 if (outInfo != null) { 13236 outInfo.removedPackage = packageName; 13237 outInfo.removedAppId = appId; 13238 outInfo.removedUsers = new int[] {removeUser}; 13239 } 13240 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13241 removeKeystoreDataIfNeeded(removeUser, appId); 13242 schedulePackageCleaning(packageName, removeUser, false); 13243 synchronized (mPackages) { 13244 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13245 scheduleWritePackageRestrictionsLocked(removeUser); 13246 } 13247 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13248 } 13249 return true; 13250 } 13251 13252 if (dataOnly) { 13253 // Delete application data first 13254 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13255 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13256 return true; 13257 } 13258 13259 boolean ret = false; 13260 if (isSystemApp(ps)) { 13261 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13262 // When an updated system application is deleted we delete the existing resources as well and 13263 // fall back to existing code in system partition 13264 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13265 flags, outInfo, writeSettings); 13266 } else { 13267 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13268 // Kill application pre-emptively especially for apps on sd. 13269 killApplication(packageName, ps.appId, "uninstall pkg"); 13270 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13271 allUserHandles, perUserInstalled, 13272 outInfo, writeSettings); 13273 } 13274 13275 return ret; 13276 } 13277 13278 private final class ClearStorageConnection implements ServiceConnection { 13279 IMediaContainerService mContainerService; 13280 13281 @Override 13282 public void onServiceConnected(ComponentName name, IBinder service) { 13283 synchronized (this) { 13284 mContainerService = IMediaContainerService.Stub.asInterface(service); 13285 notifyAll(); 13286 } 13287 } 13288 13289 @Override 13290 public void onServiceDisconnected(ComponentName name) { 13291 } 13292 } 13293 13294 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13295 final boolean mounted; 13296 if (Environment.isExternalStorageEmulated()) { 13297 mounted = true; 13298 } else { 13299 final String status = Environment.getExternalStorageState(); 13300 13301 mounted = status.equals(Environment.MEDIA_MOUNTED) 13302 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13303 } 13304 13305 if (!mounted) { 13306 return; 13307 } 13308 13309 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13310 int[] users; 13311 if (userId == UserHandle.USER_ALL) { 13312 users = sUserManager.getUserIds(); 13313 } else { 13314 users = new int[] { userId }; 13315 } 13316 final ClearStorageConnection conn = new ClearStorageConnection(); 13317 if (mContext.bindServiceAsUser( 13318 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13319 try { 13320 for (int curUser : users) { 13321 long timeout = SystemClock.uptimeMillis() + 5000; 13322 synchronized (conn) { 13323 long now = SystemClock.uptimeMillis(); 13324 while (conn.mContainerService == null && now < timeout) { 13325 try { 13326 conn.wait(timeout - now); 13327 } catch (InterruptedException e) { 13328 } 13329 } 13330 } 13331 if (conn.mContainerService == null) { 13332 return; 13333 } 13334 13335 final UserEnvironment userEnv = new UserEnvironment(curUser); 13336 clearDirectory(conn.mContainerService, 13337 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13338 if (allData) { 13339 clearDirectory(conn.mContainerService, 13340 userEnv.buildExternalStorageAppDataDirs(packageName)); 13341 clearDirectory(conn.mContainerService, 13342 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13343 } 13344 } 13345 } finally { 13346 mContext.unbindService(conn); 13347 } 13348 } 13349 } 13350 13351 @Override 13352 public void clearApplicationUserData(final String packageName, 13353 final IPackageDataObserver observer, final int userId) { 13354 mContext.enforceCallingOrSelfPermission( 13355 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13356 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13357 // Queue up an async operation since the package deletion may take a little while. 13358 mHandler.post(new Runnable() { 13359 public void run() { 13360 mHandler.removeCallbacks(this); 13361 final boolean succeeded; 13362 synchronized (mInstallLock) { 13363 succeeded = clearApplicationUserDataLI(packageName, userId); 13364 } 13365 clearExternalStorageDataSync(packageName, userId, true); 13366 if (succeeded) { 13367 // invoke DeviceStorageMonitor's update method to clear any notifications 13368 DeviceStorageMonitorInternal 13369 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13370 if (dsm != null) { 13371 dsm.checkMemory(); 13372 } 13373 } 13374 if(observer != null) { 13375 try { 13376 observer.onRemoveCompleted(packageName, succeeded); 13377 } catch (RemoteException e) { 13378 Log.i(TAG, "Observer no longer exists."); 13379 } 13380 } //end if observer 13381 } //end run 13382 }); 13383 } 13384 13385 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13386 if (packageName == null) { 13387 Slog.w(TAG, "Attempt to delete null packageName."); 13388 return false; 13389 } 13390 13391 // Try finding details about the requested package 13392 PackageParser.Package pkg; 13393 synchronized (mPackages) { 13394 pkg = mPackages.get(packageName); 13395 if (pkg == null) { 13396 final PackageSetting ps = mSettings.mPackages.get(packageName); 13397 if (ps != null) { 13398 pkg = ps.pkg; 13399 } 13400 } 13401 13402 if (pkg == null) { 13403 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13404 return false; 13405 } 13406 13407 PackageSetting ps = (PackageSetting) pkg.mExtras; 13408 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13409 } 13410 13411 // Always delete data directories for package, even if we found no other 13412 // record of app. This helps users recover from UID mismatches without 13413 // resorting to a full data wipe. 13414 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13415 if (retCode < 0) { 13416 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13417 return false; 13418 } 13419 13420 final int appId = pkg.applicationInfo.uid; 13421 removeKeystoreDataIfNeeded(userId, appId); 13422 13423 // Create a native library symlink only if we have native libraries 13424 // and if the native libraries are 32 bit libraries. We do not provide 13425 // this symlink for 64 bit libraries. 13426 if (pkg.applicationInfo.primaryCpuAbi != null && 13427 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13428 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13429 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13430 nativeLibPath, userId) < 0) { 13431 Slog.w(TAG, "Failed linking native library dir"); 13432 return false; 13433 } 13434 } 13435 13436 return true; 13437 } 13438 13439 /** 13440 * Reverts user permission state changes (permissions and flags) in 13441 * all packages for a given user. 13442 * 13443 * @param userId The device user for which to do a reset. 13444 */ 13445 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13446 final int packageCount = mPackages.size(); 13447 for (int i = 0; i < packageCount; i++) { 13448 PackageParser.Package pkg = mPackages.valueAt(i); 13449 PackageSetting ps = (PackageSetting) pkg.mExtras; 13450 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13451 } 13452 } 13453 13454 /** 13455 * Reverts user permission state changes (permissions and flags). 13456 * 13457 * @param ps The package for which to reset. 13458 * @param userId The device user for which to do a reset. 13459 */ 13460 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13461 final PackageSetting ps, final int userId) { 13462 if (ps.pkg == null) { 13463 return; 13464 } 13465 13466 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13467 | FLAG_PERMISSION_USER_FIXED 13468 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13469 13470 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13471 | FLAG_PERMISSION_POLICY_FIXED; 13472 13473 boolean writeInstallPermissions = false; 13474 boolean writeRuntimePermissions = false; 13475 13476 final int permissionCount = ps.pkg.requestedPermissions.size(); 13477 for (int i = 0; i < permissionCount; i++) { 13478 String permission = ps.pkg.requestedPermissions.get(i); 13479 13480 BasePermission bp = mSettings.mPermissions.get(permission); 13481 if (bp == null) { 13482 continue; 13483 } 13484 13485 // If shared user we just reset the state to which only this app contributed. 13486 if (ps.sharedUser != null) { 13487 boolean used = false; 13488 final int packageCount = ps.sharedUser.packages.size(); 13489 for (int j = 0; j < packageCount; j++) { 13490 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13491 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13492 && pkg.pkg.requestedPermissions.contains(permission)) { 13493 used = true; 13494 break; 13495 } 13496 } 13497 if (used) { 13498 continue; 13499 } 13500 } 13501 13502 PermissionsState permissionsState = ps.getPermissionsState(); 13503 13504 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13505 13506 // Always clear the user settable flags. 13507 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13508 bp.name) != null; 13509 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13510 if (hasInstallState) { 13511 writeInstallPermissions = true; 13512 } else { 13513 writeRuntimePermissions = true; 13514 } 13515 } 13516 13517 // Below is only runtime permission handling. 13518 if (!bp.isRuntime()) { 13519 continue; 13520 } 13521 13522 // Never clobber system or policy. 13523 if ((oldFlags & policyOrSystemFlags) != 0) { 13524 continue; 13525 } 13526 13527 // If this permission was granted by default, make sure it is. 13528 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13529 if (permissionsState.grantRuntimePermission(bp, userId) 13530 != PERMISSION_OPERATION_FAILURE) { 13531 writeRuntimePermissions = true; 13532 } 13533 } else { 13534 // Otherwise, reset the permission. 13535 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13536 switch (revokeResult) { 13537 case PERMISSION_OPERATION_SUCCESS: { 13538 writeRuntimePermissions = true; 13539 } break; 13540 13541 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13542 writeRuntimePermissions = true; 13543 final int appId = ps.appId; 13544 mHandler.post(new Runnable() { 13545 @Override 13546 public void run() { 13547 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 13548 } 13549 }); 13550 } break; 13551 } 13552 } 13553 } 13554 13555 // Synchronously write as we are taking permissions away. 13556 if (writeRuntimePermissions) { 13557 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13558 } 13559 13560 // Synchronously write as we are taking permissions away. 13561 if (writeInstallPermissions) { 13562 mSettings.writeLPr(); 13563 } 13564 } 13565 13566 /** 13567 * Remove entries from the keystore daemon. Will only remove it if the 13568 * {@code appId} is valid. 13569 */ 13570 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13571 if (appId < 0) { 13572 return; 13573 } 13574 13575 final KeyStore keyStore = KeyStore.getInstance(); 13576 if (keyStore != null) { 13577 if (userId == UserHandle.USER_ALL) { 13578 for (final int individual : sUserManager.getUserIds()) { 13579 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13580 } 13581 } else { 13582 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13583 } 13584 } else { 13585 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13586 } 13587 } 13588 13589 @Override 13590 public void deleteApplicationCacheFiles(final String packageName, 13591 final IPackageDataObserver observer) { 13592 mContext.enforceCallingOrSelfPermission( 13593 android.Manifest.permission.DELETE_CACHE_FILES, null); 13594 // Queue up an async operation since the package deletion may take a little while. 13595 final int userId = UserHandle.getCallingUserId(); 13596 mHandler.post(new Runnable() { 13597 public void run() { 13598 mHandler.removeCallbacks(this); 13599 final boolean succeded; 13600 synchronized (mInstallLock) { 13601 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13602 } 13603 clearExternalStorageDataSync(packageName, userId, false); 13604 if (observer != null) { 13605 try { 13606 observer.onRemoveCompleted(packageName, succeded); 13607 } catch (RemoteException e) { 13608 Log.i(TAG, "Observer no longer exists."); 13609 } 13610 } //end if observer 13611 } //end run 13612 }); 13613 } 13614 13615 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13616 if (packageName == null) { 13617 Slog.w(TAG, "Attempt to delete null packageName."); 13618 return false; 13619 } 13620 PackageParser.Package p; 13621 synchronized (mPackages) { 13622 p = mPackages.get(packageName); 13623 } 13624 if (p == null) { 13625 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13626 return false; 13627 } 13628 final ApplicationInfo applicationInfo = p.applicationInfo; 13629 if (applicationInfo == null) { 13630 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13631 return false; 13632 } 13633 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13634 if (retCode < 0) { 13635 Slog.w(TAG, "Couldn't remove cache files for package: " 13636 + packageName + " u" + userId); 13637 return false; 13638 } 13639 return true; 13640 } 13641 13642 @Override 13643 public void getPackageSizeInfo(final String packageName, int userHandle, 13644 final IPackageStatsObserver observer) { 13645 mContext.enforceCallingOrSelfPermission( 13646 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13647 if (packageName == null) { 13648 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13649 } 13650 13651 PackageStats stats = new PackageStats(packageName, userHandle); 13652 13653 /* 13654 * Queue up an async operation since the package measurement may take a 13655 * little while. 13656 */ 13657 Message msg = mHandler.obtainMessage(INIT_COPY); 13658 msg.obj = new MeasureParams(stats, observer); 13659 mHandler.sendMessage(msg); 13660 } 13661 13662 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13663 PackageStats pStats) { 13664 if (packageName == null) { 13665 Slog.w(TAG, "Attempt to get size of null packageName."); 13666 return false; 13667 } 13668 PackageParser.Package p; 13669 boolean dataOnly = false; 13670 String libDirRoot = null; 13671 String asecPath = null; 13672 PackageSetting ps = null; 13673 synchronized (mPackages) { 13674 p = mPackages.get(packageName); 13675 ps = mSettings.mPackages.get(packageName); 13676 if(p == null) { 13677 dataOnly = true; 13678 if((ps == null) || (ps.pkg == null)) { 13679 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13680 return false; 13681 } 13682 p = ps.pkg; 13683 } 13684 if (ps != null) { 13685 libDirRoot = ps.legacyNativeLibraryPathString; 13686 } 13687 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 13688 final long token = Binder.clearCallingIdentity(); 13689 try { 13690 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13691 if (secureContainerId != null) { 13692 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13693 } 13694 } finally { 13695 Binder.restoreCallingIdentity(token); 13696 } 13697 } 13698 } 13699 String publicSrcDir = null; 13700 if(!dataOnly) { 13701 final ApplicationInfo applicationInfo = p.applicationInfo; 13702 if (applicationInfo == null) { 13703 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13704 return false; 13705 } 13706 if (p.isForwardLocked()) { 13707 publicSrcDir = applicationInfo.getBaseResourcePath(); 13708 } 13709 } 13710 // TODO: extend to measure size of split APKs 13711 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13712 // not just the first level. 13713 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13714 // just the primary. 13715 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13716 13717 String apkPath; 13718 File packageDir = new File(p.codePath); 13719 13720 if (packageDir.isDirectory() && p.canHaveOatDir()) { 13721 apkPath = packageDir.getAbsolutePath(); 13722 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 13723 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 13724 libDirRoot = null; 13725 } 13726 } else { 13727 apkPath = p.baseCodePath; 13728 } 13729 13730 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 13731 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13732 if (res < 0) { 13733 return false; 13734 } 13735 13736 // Fix-up for forward-locked applications in ASEC containers. 13737 if (!isExternal(p)) { 13738 pStats.codeSize += pStats.externalCodeSize; 13739 pStats.externalCodeSize = 0L; 13740 } 13741 13742 return true; 13743 } 13744 13745 13746 @Override 13747 public void addPackageToPreferred(String packageName) { 13748 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13749 } 13750 13751 @Override 13752 public void removePackageFromPreferred(String packageName) { 13753 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13754 } 13755 13756 @Override 13757 public List<PackageInfo> getPreferredPackages(int flags) { 13758 return new ArrayList<PackageInfo>(); 13759 } 13760 13761 private int getUidTargetSdkVersionLockedLPr(int uid) { 13762 Object obj = mSettings.getUserIdLPr(uid); 13763 if (obj instanceof SharedUserSetting) { 13764 final SharedUserSetting sus = (SharedUserSetting) obj; 13765 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13766 final Iterator<PackageSetting> it = sus.packages.iterator(); 13767 while (it.hasNext()) { 13768 final PackageSetting ps = it.next(); 13769 if (ps.pkg != null) { 13770 int v = ps.pkg.applicationInfo.targetSdkVersion; 13771 if (v < vers) vers = v; 13772 } 13773 } 13774 return vers; 13775 } else if (obj instanceof PackageSetting) { 13776 final PackageSetting ps = (PackageSetting) obj; 13777 if (ps.pkg != null) { 13778 return ps.pkg.applicationInfo.targetSdkVersion; 13779 } 13780 } 13781 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13782 } 13783 13784 @Override 13785 public void addPreferredActivity(IntentFilter filter, int match, 13786 ComponentName[] set, ComponentName activity, int userId) { 13787 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13788 "Adding preferred"); 13789 } 13790 13791 private void addPreferredActivityInternal(IntentFilter filter, int match, 13792 ComponentName[] set, ComponentName activity, boolean always, int userId, 13793 String opname) { 13794 // writer 13795 int callingUid = Binder.getCallingUid(); 13796 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13797 if (filter.countActions() == 0) { 13798 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13799 return; 13800 } 13801 synchronized (mPackages) { 13802 if (mContext.checkCallingOrSelfPermission( 13803 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13804 != PackageManager.PERMISSION_GRANTED) { 13805 if (getUidTargetSdkVersionLockedLPr(callingUid) 13806 < Build.VERSION_CODES.FROYO) { 13807 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13808 + callingUid); 13809 return; 13810 } 13811 mContext.enforceCallingOrSelfPermission( 13812 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13813 } 13814 13815 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13816 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13817 + userId + ":"); 13818 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13819 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13820 scheduleWritePackageRestrictionsLocked(userId); 13821 } 13822 } 13823 13824 @Override 13825 public void replacePreferredActivity(IntentFilter filter, int match, 13826 ComponentName[] set, ComponentName activity, int userId) { 13827 if (filter.countActions() != 1) { 13828 throw new IllegalArgumentException( 13829 "replacePreferredActivity expects filter to have only 1 action."); 13830 } 13831 if (filter.countDataAuthorities() != 0 13832 || filter.countDataPaths() != 0 13833 || filter.countDataSchemes() > 1 13834 || filter.countDataTypes() != 0) { 13835 throw new IllegalArgumentException( 13836 "replacePreferredActivity expects filter to have no data authorities, " + 13837 "paths, or types; and at most one scheme."); 13838 } 13839 13840 final int callingUid = Binder.getCallingUid(); 13841 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13842 synchronized (mPackages) { 13843 if (mContext.checkCallingOrSelfPermission( 13844 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13845 != PackageManager.PERMISSION_GRANTED) { 13846 if (getUidTargetSdkVersionLockedLPr(callingUid) 13847 < Build.VERSION_CODES.FROYO) { 13848 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13849 + Binder.getCallingUid()); 13850 return; 13851 } 13852 mContext.enforceCallingOrSelfPermission( 13853 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13854 } 13855 13856 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13857 if (pir != null) { 13858 // Get all of the existing entries that exactly match this filter. 13859 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13860 if (existing != null && existing.size() == 1) { 13861 PreferredActivity cur = existing.get(0); 13862 if (DEBUG_PREFERRED) { 13863 Slog.i(TAG, "Checking replace of preferred:"); 13864 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13865 if (!cur.mPref.mAlways) { 13866 Slog.i(TAG, " -- CUR; not mAlways!"); 13867 } else { 13868 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13869 Slog.i(TAG, " -- CUR: mSet=" 13870 + Arrays.toString(cur.mPref.mSetComponents)); 13871 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13872 Slog.i(TAG, " -- NEW: mMatch=" 13873 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13874 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13875 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13876 } 13877 } 13878 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13879 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13880 && cur.mPref.sameSet(set)) { 13881 // Setting the preferred activity to what it happens to be already 13882 if (DEBUG_PREFERRED) { 13883 Slog.i(TAG, "Replacing with same preferred activity " 13884 + cur.mPref.mShortComponent + " for user " 13885 + userId + ":"); 13886 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13887 } 13888 return; 13889 } 13890 } 13891 13892 if (existing != null) { 13893 if (DEBUG_PREFERRED) { 13894 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13895 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13896 } 13897 for (int i = 0; i < existing.size(); i++) { 13898 PreferredActivity pa = existing.get(i); 13899 if (DEBUG_PREFERRED) { 13900 Slog.i(TAG, "Removing existing preferred activity " 13901 + pa.mPref.mComponent + ":"); 13902 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13903 } 13904 pir.removeFilter(pa); 13905 } 13906 } 13907 } 13908 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13909 "Replacing preferred"); 13910 } 13911 } 13912 13913 @Override 13914 public void clearPackagePreferredActivities(String packageName) { 13915 final int uid = Binder.getCallingUid(); 13916 // writer 13917 synchronized (mPackages) { 13918 PackageParser.Package pkg = mPackages.get(packageName); 13919 if (pkg == null || pkg.applicationInfo.uid != uid) { 13920 if (mContext.checkCallingOrSelfPermission( 13921 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13922 != PackageManager.PERMISSION_GRANTED) { 13923 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13924 < Build.VERSION_CODES.FROYO) { 13925 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13926 + Binder.getCallingUid()); 13927 return; 13928 } 13929 mContext.enforceCallingOrSelfPermission( 13930 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13931 } 13932 } 13933 13934 int user = UserHandle.getCallingUserId(); 13935 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13936 scheduleWritePackageRestrictionsLocked(user); 13937 } 13938 } 13939 } 13940 13941 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13942 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13943 ArrayList<PreferredActivity> removed = null; 13944 boolean changed = false; 13945 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13946 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13947 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13948 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13949 continue; 13950 } 13951 Iterator<PreferredActivity> it = pir.filterIterator(); 13952 while (it.hasNext()) { 13953 PreferredActivity pa = it.next(); 13954 // Mark entry for removal only if it matches the package name 13955 // and the entry is of type "always". 13956 if (packageName == null || 13957 (pa.mPref.mComponent.getPackageName().equals(packageName) 13958 && pa.mPref.mAlways)) { 13959 if (removed == null) { 13960 removed = new ArrayList<PreferredActivity>(); 13961 } 13962 removed.add(pa); 13963 } 13964 } 13965 if (removed != null) { 13966 for (int j=0; j<removed.size(); j++) { 13967 PreferredActivity pa = removed.get(j); 13968 pir.removeFilter(pa); 13969 } 13970 changed = true; 13971 } 13972 } 13973 return changed; 13974 } 13975 13976 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13977 private void clearIntentFilterVerificationsLPw(int userId) { 13978 final int packageCount = mPackages.size(); 13979 for (int i = 0; i < packageCount; i++) { 13980 PackageParser.Package pkg = mPackages.valueAt(i); 13981 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13982 } 13983 } 13984 13985 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13986 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13987 if (userId == UserHandle.USER_ALL) { 13988 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13989 sUserManager.getUserIds())) { 13990 for (int oneUserId : sUserManager.getUserIds()) { 13991 scheduleWritePackageRestrictionsLocked(oneUserId); 13992 } 13993 } 13994 } else { 13995 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13996 scheduleWritePackageRestrictionsLocked(userId); 13997 } 13998 } 13999 } 14000 14001 void clearDefaultBrowserIfNeeded(String packageName) { 14002 for (int oneUserId : sUserManager.getUserIds()) { 14003 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14004 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14005 if (packageName.equals(defaultBrowserPackageName)) { 14006 setDefaultBrowserPackageName(null, oneUserId); 14007 } 14008 } 14009 } 14010 14011 @Override 14012 public void resetApplicationPreferences(int userId) { 14013 mContext.enforceCallingOrSelfPermission( 14014 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14015 // writer 14016 synchronized (mPackages) { 14017 final long identity = Binder.clearCallingIdentity(); 14018 try { 14019 clearPackagePreferredActivitiesLPw(null, userId); 14020 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14021 // TODO: We have to reset the default SMS and Phone. This requires 14022 // significant refactoring to keep all default apps in the package 14023 // manager (cleaner but more work) or have the services provide 14024 // callbacks to the package manager to request a default app reset. 14025 applyFactoryDefaultBrowserLPw(userId); 14026 clearIntentFilterVerificationsLPw(userId); 14027 primeDomainVerificationsLPw(userId); 14028 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14029 scheduleWritePackageRestrictionsLocked(userId); 14030 } finally { 14031 Binder.restoreCallingIdentity(identity); 14032 } 14033 } 14034 } 14035 14036 @Override 14037 public int getPreferredActivities(List<IntentFilter> outFilters, 14038 List<ComponentName> outActivities, String packageName) { 14039 14040 int num = 0; 14041 final int userId = UserHandle.getCallingUserId(); 14042 // reader 14043 synchronized (mPackages) { 14044 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14045 if (pir != null) { 14046 final Iterator<PreferredActivity> it = pir.filterIterator(); 14047 while (it.hasNext()) { 14048 final PreferredActivity pa = it.next(); 14049 if (packageName == null 14050 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14051 && pa.mPref.mAlways)) { 14052 if (outFilters != null) { 14053 outFilters.add(new IntentFilter(pa)); 14054 } 14055 if (outActivities != null) { 14056 outActivities.add(pa.mPref.mComponent); 14057 } 14058 } 14059 } 14060 } 14061 } 14062 14063 return num; 14064 } 14065 14066 @Override 14067 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14068 int userId) { 14069 int callingUid = Binder.getCallingUid(); 14070 if (callingUid != Process.SYSTEM_UID) { 14071 throw new SecurityException( 14072 "addPersistentPreferredActivity can only be run by the system"); 14073 } 14074 if (filter.countActions() == 0) { 14075 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14076 return; 14077 } 14078 synchronized (mPackages) { 14079 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14080 " :"); 14081 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14082 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14083 new PersistentPreferredActivity(filter, activity)); 14084 scheduleWritePackageRestrictionsLocked(userId); 14085 } 14086 } 14087 14088 @Override 14089 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14090 int callingUid = Binder.getCallingUid(); 14091 if (callingUid != Process.SYSTEM_UID) { 14092 throw new SecurityException( 14093 "clearPackagePersistentPreferredActivities can only be run by the system"); 14094 } 14095 ArrayList<PersistentPreferredActivity> removed = null; 14096 boolean changed = false; 14097 synchronized (mPackages) { 14098 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14099 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14100 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14101 .valueAt(i); 14102 if (userId != thisUserId) { 14103 continue; 14104 } 14105 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14106 while (it.hasNext()) { 14107 PersistentPreferredActivity ppa = it.next(); 14108 // Mark entry for removal only if it matches the package name. 14109 if (ppa.mComponent.getPackageName().equals(packageName)) { 14110 if (removed == null) { 14111 removed = new ArrayList<PersistentPreferredActivity>(); 14112 } 14113 removed.add(ppa); 14114 } 14115 } 14116 if (removed != null) { 14117 for (int j=0; j<removed.size(); j++) { 14118 PersistentPreferredActivity ppa = removed.get(j); 14119 ppir.removeFilter(ppa); 14120 } 14121 changed = true; 14122 } 14123 } 14124 14125 if (changed) { 14126 scheduleWritePackageRestrictionsLocked(userId); 14127 } 14128 } 14129 } 14130 14131 /** 14132 * Common machinery for picking apart a restored XML blob and passing 14133 * it to a caller-supplied functor to be applied to the running system. 14134 */ 14135 private void restoreFromXml(XmlPullParser parser, int userId, 14136 String expectedStartTag, BlobXmlRestorer functor) 14137 throws IOException, XmlPullParserException { 14138 int type; 14139 while ((type = parser.next()) != XmlPullParser.START_TAG 14140 && type != XmlPullParser.END_DOCUMENT) { 14141 } 14142 if (type != XmlPullParser.START_TAG) { 14143 // oops didn't find a start tag?! 14144 if (DEBUG_BACKUP) { 14145 Slog.e(TAG, "Didn't find start tag during restore"); 14146 } 14147 return; 14148 } 14149 14150 // this is supposed to be TAG_PREFERRED_BACKUP 14151 if (!expectedStartTag.equals(parser.getName())) { 14152 if (DEBUG_BACKUP) { 14153 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14154 } 14155 return; 14156 } 14157 14158 // skip interfering stuff, then we're aligned with the backing implementation 14159 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14160 functor.apply(parser, userId); 14161 } 14162 14163 private interface BlobXmlRestorer { 14164 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14165 } 14166 14167 /** 14168 * Non-Binder method, support for the backup/restore mechanism: write the 14169 * full set of preferred activities in its canonical XML format. Returns the 14170 * XML output as a byte array, or null if there is none. 14171 */ 14172 @Override 14173 public byte[] getPreferredActivityBackup(int userId) { 14174 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14175 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14176 } 14177 14178 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14179 try { 14180 final XmlSerializer serializer = new FastXmlSerializer(); 14181 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14182 serializer.startDocument(null, true); 14183 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14184 14185 synchronized (mPackages) { 14186 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14187 } 14188 14189 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14190 serializer.endDocument(); 14191 serializer.flush(); 14192 } catch (Exception e) { 14193 if (DEBUG_BACKUP) { 14194 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14195 } 14196 return null; 14197 } 14198 14199 return dataStream.toByteArray(); 14200 } 14201 14202 @Override 14203 public void restorePreferredActivities(byte[] backup, int userId) { 14204 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14205 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14206 } 14207 14208 try { 14209 final XmlPullParser parser = Xml.newPullParser(); 14210 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14211 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14212 new BlobXmlRestorer() { 14213 @Override 14214 public void apply(XmlPullParser parser, int userId) 14215 throws XmlPullParserException, IOException { 14216 synchronized (mPackages) { 14217 mSettings.readPreferredActivitiesLPw(parser, userId); 14218 } 14219 } 14220 } ); 14221 } catch (Exception e) { 14222 if (DEBUG_BACKUP) { 14223 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14224 } 14225 } 14226 } 14227 14228 /** 14229 * Non-Binder method, support for the backup/restore mechanism: write the 14230 * default browser (etc) settings in its canonical XML format. Returns the default 14231 * browser XML representation as a byte array, or null if there is none. 14232 */ 14233 @Override 14234 public byte[] getDefaultAppsBackup(int userId) { 14235 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14236 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14237 } 14238 14239 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14240 try { 14241 final XmlSerializer serializer = new FastXmlSerializer(); 14242 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14243 serializer.startDocument(null, true); 14244 serializer.startTag(null, TAG_DEFAULT_APPS); 14245 14246 synchronized (mPackages) { 14247 mSettings.writeDefaultAppsLPr(serializer, userId); 14248 } 14249 14250 serializer.endTag(null, TAG_DEFAULT_APPS); 14251 serializer.endDocument(); 14252 serializer.flush(); 14253 } catch (Exception e) { 14254 if (DEBUG_BACKUP) { 14255 Slog.e(TAG, "Unable to write default apps for backup", e); 14256 } 14257 return null; 14258 } 14259 14260 return dataStream.toByteArray(); 14261 } 14262 14263 @Override 14264 public void restoreDefaultApps(byte[] backup, int userId) { 14265 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14266 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14267 } 14268 14269 try { 14270 final XmlPullParser parser = Xml.newPullParser(); 14271 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14272 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14273 new BlobXmlRestorer() { 14274 @Override 14275 public void apply(XmlPullParser parser, int userId) 14276 throws XmlPullParserException, IOException { 14277 synchronized (mPackages) { 14278 mSettings.readDefaultAppsLPw(parser, userId); 14279 } 14280 } 14281 } ); 14282 } catch (Exception e) { 14283 if (DEBUG_BACKUP) { 14284 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14285 } 14286 } 14287 } 14288 14289 @Override 14290 public byte[] getIntentFilterVerificationBackup(int userId) { 14291 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14292 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14293 } 14294 14295 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14296 try { 14297 final XmlSerializer serializer = new FastXmlSerializer(); 14298 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14299 serializer.startDocument(null, true); 14300 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14301 14302 synchronized (mPackages) { 14303 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14304 } 14305 14306 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14307 serializer.endDocument(); 14308 serializer.flush(); 14309 } catch (Exception e) { 14310 if (DEBUG_BACKUP) { 14311 Slog.e(TAG, "Unable to write default apps for backup", e); 14312 } 14313 return null; 14314 } 14315 14316 return dataStream.toByteArray(); 14317 } 14318 14319 @Override 14320 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14321 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14322 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14323 } 14324 14325 try { 14326 final XmlPullParser parser = Xml.newPullParser(); 14327 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14328 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14329 new BlobXmlRestorer() { 14330 @Override 14331 public void apply(XmlPullParser parser, int userId) 14332 throws XmlPullParserException, IOException { 14333 synchronized (mPackages) { 14334 mSettings.readAllDomainVerificationsLPr(parser, userId); 14335 mSettings.writeLPr(); 14336 } 14337 } 14338 } ); 14339 } catch (Exception e) { 14340 if (DEBUG_BACKUP) { 14341 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14342 } 14343 } 14344 } 14345 14346 @Override 14347 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14348 int sourceUserId, int targetUserId, int flags) { 14349 mContext.enforceCallingOrSelfPermission( 14350 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14351 int callingUid = Binder.getCallingUid(); 14352 enforceOwnerRights(ownerPackage, callingUid); 14353 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14354 if (intentFilter.countActions() == 0) { 14355 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14356 return; 14357 } 14358 synchronized (mPackages) { 14359 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14360 ownerPackage, targetUserId, flags); 14361 CrossProfileIntentResolver resolver = 14362 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14363 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14364 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14365 if (existing != null) { 14366 int size = existing.size(); 14367 for (int i = 0; i < size; i++) { 14368 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14369 return; 14370 } 14371 } 14372 } 14373 resolver.addFilter(newFilter); 14374 scheduleWritePackageRestrictionsLocked(sourceUserId); 14375 } 14376 } 14377 14378 @Override 14379 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14380 mContext.enforceCallingOrSelfPermission( 14381 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14382 int callingUid = Binder.getCallingUid(); 14383 enforceOwnerRights(ownerPackage, callingUid); 14384 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14385 synchronized (mPackages) { 14386 CrossProfileIntentResolver resolver = 14387 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14388 ArraySet<CrossProfileIntentFilter> set = 14389 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14390 for (CrossProfileIntentFilter filter : set) { 14391 if (filter.getOwnerPackage().equals(ownerPackage)) { 14392 resolver.removeFilter(filter); 14393 } 14394 } 14395 scheduleWritePackageRestrictionsLocked(sourceUserId); 14396 } 14397 } 14398 14399 // Enforcing that callingUid is owning pkg on userId 14400 private void enforceOwnerRights(String pkg, int callingUid) { 14401 // The system owns everything. 14402 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14403 return; 14404 } 14405 int callingUserId = UserHandle.getUserId(callingUid); 14406 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14407 if (pi == null) { 14408 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14409 + callingUserId); 14410 } 14411 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14412 throw new SecurityException("Calling uid " + callingUid 14413 + " does not own package " + pkg); 14414 } 14415 } 14416 14417 @Override 14418 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14419 Intent intent = new Intent(Intent.ACTION_MAIN); 14420 intent.addCategory(Intent.CATEGORY_HOME); 14421 14422 final int callingUserId = UserHandle.getCallingUserId(); 14423 List<ResolveInfo> list = queryIntentActivities(intent, null, 14424 PackageManager.GET_META_DATA, callingUserId); 14425 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14426 true, false, false, callingUserId); 14427 14428 allHomeCandidates.clear(); 14429 if (list != null) { 14430 for (ResolveInfo ri : list) { 14431 allHomeCandidates.add(ri); 14432 } 14433 } 14434 return (preferred == null || preferred.activityInfo == null) 14435 ? null 14436 : new ComponentName(preferred.activityInfo.packageName, 14437 preferred.activityInfo.name); 14438 } 14439 14440 @Override 14441 public void setApplicationEnabledSetting(String appPackageName, 14442 int newState, int flags, int userId, String callingPackage) { 14443 if (!sUserManager.exists(userId)) return; 14444 if (callingPackage == null) { 14445 callingPackage = Integer.toString(Binder.getCallingUid()); 14446 } 14447 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14448 } 14449 14450 @Override 14451 public void setComponentEnabledSetting(ComponentName componentName, 14452 int newState, int flags, int userId) { 14453 if (!sUserManager.exists(userId)) return; 14454 setEnabledSetting(componentName.getPackageName(), 14455 componentName.getClassName(), newState, flags, userId, null); 14456 } 14457 14458 private void setEnabledSetting(final String packageName, String className, int newState, 14459 final int flags, int userId, String callingPackage) { 14460 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14461 || newState == COMPONENT_ENABLED_STATE_ENABLED 14462 || newState == COMPONENT_ENABLED_STATE_DISABLED 14463 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14464 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14465 throw new IllegalArgumentException("Invalid new component state: " 14466 + newState); 14467 } 14468 PackageSetting pkgSetting; 14469 final int uid = Binder.getCallingUid(); 14470 final int permission = mContext.checkCallingOrSelfPermission( 14471 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14472 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14473 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14474 boolean sendNow = false; 14475 boolean isApp = (className == null); 14476 String componentName = isApp ? packageName : className; 14477 int packageUid = -1; 14478 ArrayList<String> components; 14479 14480 // writer 14481 synchronized (mPackages) { 14482 pkgSetting = mSettings.mPackages.get(packageName); 14483 if (pkgSetting == null) { 14484 if (className == null) { 14485 throw new IllegalArgumentException( 14486 "Unknown package: " + packageName); 14487 } 14488 throw new IllegalArgumentException( 14489 "Unknown component: " + packageName 14490 + "/" + className); 14491 } 14492 // Allow root and verify that userId is not being specified by a different user 14493 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14494 throw new SecurityException( 14495 "Permission Denial: attempt to change component state from pid=" 14496 + Binder.getCallingPid() 14497 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14498 } 14499 if (className == null) { 14500 // We're dealing with an application/package level state change 14501 if (pkgSetting.getEnabled(userId) == newState) { 14502 // Nothing to do 14503 return; 14504 } 14505 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14506 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14507 // Don't care about who enables an app. 14508 callingPackage = null; 14509 } 14510 pkgSetting.setEnabled(newState, userId, callingPackage); 14511 // pkgSetting.pkg.mSetEnabled = newState; 14512 } else { 14513 // We're dealing with a component level state change 14514 // First, verify that this is a valid class name. 14515 PackageParser.Package pkg = pkgSetting.pkg; 14516 if (pkg == null || !pkg.hasComponentClassName(className)) { 14517 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14518 throw new IllegalArgumentException("Component class " + className 14519 + " does not exist in " + packageName); 14520 } else { 14521 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14522 + className + " does not exist in " + packageName); 14523 } 14524 } 14525 switch (newState) { 14526 case COMPONENT_ENABLED_STATE_ENABLED: 14527 if (!pkgSetting.enableComponentLPw(className, userId)) { 14528 return; 14529 } 14530 break; 14531 case COMPONENT_ENABLED_STATE_DISABLED: 14532 if (!pkgSetting.disableComponentLPw(className, userId)) { 14533 return; 14534 } 14535 break; 14536 case COMPONENT_ENABLED_STATE_DEFAULT: 14537 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14538 return; 14539 } 14540 break; 14541 default: 14542 Slog.e(TAG, "Invalid new component state: " + newState); 14543 return; 14544 } 14545 } 14546 scheduleWritePackageRestrictionsLocked(userId); 14547 components = mPendingBroadcasts.get(userId, packageName); 14548 final boolean newPackage = components == null; 14549 if (newPackage) { 14550 components = new ArrayList<String>(); 14551 } 14552 if (!components.contains(componentName)) { 14553 components.add(componentName); 14554 } 14555 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14556 sendNow = true; 14557 // Purge entry from pending broadcast list if another one exists already 14558 // since we are sending one right away. 14559 mPendingBroadcasts.remove(userId, packageName); 14560 } else { 14561 if (newPackage) { 14562 mPendingBroadcasts.put(userId, packageName, components); 14563 } 14564 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14565 // Schedule a message 14566 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14567 } 14568 } 14569 } 14570 14571 long callingId = Binder.clearCallingIdentity(); 14572 try { 14573 if (sendNow) { 14574 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14575 sendPackageChangedBroadcast(packageName, 14576 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14577 } 14578 } finally { 14579 Binder.restoreCallingIdentity(callingId); 14580 } 14581 } 14582 14583 private void sendPackageChangedBroadcast(String packageName, 14584 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14585 if (DEBUG_INSTALL) 14586 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14587 + componentNames); 14588 Bundle extras = new Bundle(4); 14589 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14590 String nameList[] = new String[componentNames.size()]; 14591 componentNames.toArray(nameList); 14592 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14593 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14594 extras.putInt(Intent.EXTRA_UID, packageUid); 14595 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14596 new int[] {UserHandle.getUserId(packageUid)}); 14597 } 14598 14599 @Override 14600 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14601 if (!sUserManager.exists(userId)) return; 14602 final int uid = Binder.getCallingUid(); 14603 final int permission = mContext.checkCallingOrSelfPermission( 14604 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14605 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14606 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14607 // writer 14608 synchronized (mPackages) { 14609 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14610 allowedByPermission, uid, userId)) { 14611 scheduleWritePackageRestrictionsLocked(userId); 14612 } 14613 } 14614 } 14615 14616 @Override 14617 public String getInstallerPackageName(String packageName) { 14618 // reader 14619 synchronized (mPackages) { 14620 return mSettings.getInstallerPackageNameLPr(packageName); 14621 } 14622 } 14623 14624 @Override 14625 public int getApplicationEnabledSetting(String packageName, int userId) { 14626 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14627 int uid = Binder.getCallingUid(); 14628 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14629 // reader 14630 synchronized (mPackages) { 14631 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14632 } 14633 } 14634 14635 @Override 14636 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14637 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14638 int uid = Binder.getCallingUid(); 14639 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14640 // reader 14641 synchronized (mPackages) { 14642 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14643 } 14644 } 14645 14646 @Override 14647 public void enterSafeMode() { 14648 enforceSystemOrRoot("Only the system can request entering safe mode"); 14649 14650 if (!mSystemReady) { 14651 mSafeMode = true; 14652 } 14653 } 14654 14655 @Override 14656 public void systemReady() { 14657 mSystemReady = true; 14658 14659 // Read the compatibilty setting when the system is ready. 14660 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14661 mContext.getContentResolver(), 14662 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14663 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14664 if (DEBUG_SETTINGS) { 14665 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14666 } 14667 14668 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14669 14670 synchronized (mPackages) { 14671 // Verify that all of the preferred activity components actually 14672 // exist. It is possible for applications to be updated and at 14673 // that point remove a previously declared activity component that 14674 // had been set as a preferred activity. We try to clean this up 14675 // the next time we encounter that preferred activity, but it is 14676 // possible for the user flow to never be able to return to that 14677 // situation so here we do a sanity check to make sure we haven't 14678 // left any junk around. 14679 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14680 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14681 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14682 removed.clear(); 14683 for (PreferredActivity pa : pir.filterSet()) { 14684 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14685 removed.add(pa); 14686 } 14687 } 14688 if (removed.size() > 0) { 14689 for (int r=0; r<removed.size(); r++) { 14690 PreferredActivity pa = removed.get(r); 14691 Slog.w(TAG, "Removing dangling preferred activity: " 14692 + pa.mPref.mComponent); 14693 pir.removeFilter(pa); 14694 } 14695 mSettings.writePackageRestrictionsLPr( 14696 mSettings.mPreferredActivities.keyAt(i)); 14697 } 14698 } 14699 14700 for (int userId : UserManagerService.getInstance().getUserIds()) { 14701 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14702 grantPermissionsUserIds = ArrayUtils.appendInt( 14703 grantPermissionsUserIds, userId); 14704 } 14705 } 14706 } 14707 sUserManager.systemReady(); 14708 14709 // If we upgraded grant all default permissions before kicking off. 14710 for (int userId : grantPermissionsUserIds) { 14711 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14712 } 14713 14714 // Kick off any messages waiting for system ready 14715 if (mPostSystemReadyMessages != null) { 14716 for (Message msg : mPostSystemReadyMessages) { 14717 msg.sendToTarget(); 14718 } 14719 mPostSystemReadyMessages = null; 14720 } 14721 14722 // Watch for external volumes that come and go over time 14723 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14724 storage.registerListener(mStorageListener); 14725 14726 mInstallerService.systemReady(); 14727 mPackageDexOptimizer.systemReady(); 14728 14729 MountServiceInternal mountServiceInternal = LocalServices.getService( 14730 MountServiceInternal.class); 14731 mountServiceInternal.addExternalStoragePolicy( 14732 new MountServiceInternal.ExternalStorageMountPolicy() { 14733 @Override 14734 public int getMountMode(int uid, String packageName) { 14735 if (Process.isIsolated(uid)) { 14736 return Zygote.MOUNT_EXTERNAL_NONE; 14737 } 14738 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14739 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14740 } 14741 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14742 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14743 } 14744 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14745 return Zygote.MOUNT_EXTERNAL_READ; 14746 } 14747 return Zygote.MOUNT_EXTERNAL_WRITE; 14748 } 14749 14750 @Override 14751 public boolean hasExternalStorage(int uid, String packageName) { 14752 return true; 14753 } 14754 }); 14755 } 14756 14757 @Override 14758 public boolean isSafeMode() { 14759 return mSafeMode; 14760 } 14761 14762 @Override 14763 public boolean hasSystemUidErrors() { 14764 return mHasSystemUidErrors; 14765 } 14766 14767 static String arrayToString(int[] array) { 14768 StringBuffer buf = new StringBuffer(128); 14769 buf.append('['); 14770 if (array != null) { 14771 for (int i=0; i<array.length; i++) { 14772 if (i > 0) buf.append(", "); 14773 buf.append(array[i]); 14774 } 14775 } 14776 buf.append(']'); 14777 return buf.toString(); 14778 } 14779 14780 static class DumpState { 14781 public static final int DUMP_LIBS = 1 << 0; 14782 public static final int DUMP_FEATURES = 1 << 1; 14783 public static final int DUMP_RESOLVERS = 1 << 2; 14784 public static final int DUMP_PERMISSIONS = 1 << 3; 14785 public static final int DUMP_PACKAGES = 1 << 4; 14786 public static final int DUMP_SHARED_USERS = 1 << 5; 14787 public static final int DUMP_MESSAGES = 1 << 6; 14788 public static final int DUMP_PROVIDERS = 1 << 7; 14789 public static final int DUMP_VERIFIERS = 1 << 8; 14790 public static final int DUMP_PREFERRED = 1 << 9; 14791 public static final int DUMP_PREFERRED_XML = 1 << 10; 14792 public static final int DUMP_KEYSETS = 1 << 11; 14793 public static final int DUMP_VERSION = 1 << 12; 14794 public static final int DUMP_INSTALLS = 1 << 13; 14795 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14796 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14797 14798 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14799 14800 private int mTypes; 14801 14802 private int mOptions; 14803 14804 private boolean mTitlePrinted; 14805 14806 private SharedUserSetting mSharedUser; 14807 14808 public boolean isDumping(int type) { 14809 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14810 return true; 14811 } 14812 14813 return (mTypes & type) != 0; 14814 } 14815 14816 public void setDump(int type) { 14817 mTypes |= type; 14818 } 14819 14820 public boolean isOptionEnabled(int option) { 14821 return (mOptions & option) != 0; 14822 } 14823 14824 public void setOptionEnabled(int option) { 14825 mOptions |= option; 14826 } 14827 14828 public boolean onTitlePrinted() { 14829 final boolean printed = mTitlePrinted; 14830 mTitlePrinted = true; 14831 return printed; 14832 } 14833 14834 public boolean getTitlePrinted() { 14835 return mTitlePrinted; 14836 } 14837 14838 public void setTitlePrinted(boolean enabled) { 14839 mTitlePrinted = enabled; 14840 } 14841 14842 public SharedUserSetting getSharedUser() { 14843 return mSharedUser; 14844 } 14845 14846 public void setSharedUser(SharedUserSetting user) { 14847 mSharedUser = user; 14848 } 14849 } 14850 14851 @Override 14852 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14853 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14854 != PackageManager.PERMISSION_GRANTED) { 14855 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14856 + Binder.getCallingPid() 14857 + ", uid=" + Binder.getCallingUid() 14858 + " without permission " 14859 + android.Manifest.permission.DUMP); 14860 return; 14861 } 14862 14863 DumpState dumpState = new DumpState(); 14864 boolean fullPreferred = false; 14865 boolean checkin = false; 14866 14867 String packageName = null; 14868 ArraySet<String> permissionNames = null; 14869 14870 int opti = 0; 14871 while (opti < args.length) { 14872 String opt = args[opti]; 14873 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14874 break; 14875 } 14876 opti++; 14877 14878 if ("-a".equals(opt)) { 14879 // Right now we only know how to print all. 14880 } else if ("-h".equals(opt)) { 14881 pw.println("Package manager dump options:"); 14882 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14883 pw.println(" --checkin: dump for a checkin"); 14884 pw.println(" -f: print details of intent filters"); 14885 pw.println(" -h: print this help"); 14886 pw.println(" cmd may be one of:"); 14887 pw.println(" l[ibraries]: list known shared libraries"); 14888 pw.println(" f[ibraries]: list device features"); 14889 pw.println(" k[eysets]: print known keysets"); 14890 pw.println(" r[esolvers]: dump intent resolvers"); 14891 pw.println(" perm[issions]: dump permissions"); 14892 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14893 pw.println(" pref[erred]: print preferred package settings"); 14894 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14895 pw.println(" prov[iders]: dump content providers"); 14896 pw.println(" p[ackages]: dump installed packages"); 14897 pw.println(" s[hared-users]: dump shared user IDs"); 14898 pw.println(" m[essages]: print collected runtime messages"); 14899 pw.println(" v[erifiers]: print package verifier info"); 14900 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14901 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14902 pw.println(" version: print database version info"); 14903 pw.println(" write: write current settings now"); 14904 pw.println(" installs: details about install sessions"); 14905 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 14906 pw.println(" <package.name>: info about given package"); 14907 return; 14908 } else if ("--checkin".equals(opt)) { 14909 checkin = true; 14910 } else if ("-f".equals(opt)) { 14911 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14912 } else { 14913 pw.println("Unknown argument: " + opt + "; use -h for help"); 14914 } 14915 } 14916 14917 // Is the caller requesting to dump a particular piece of data? 14918 if (opti < args.length) { 14919 String cmd = args[opti]; 14920 opti++; 14921 // Is this a package name? 14922 if ("android".equals(cmd) || cmd.contains(".")) { 14923 packageName = cmd; 14924 // When dumping a single package, we always dump all of its 14925 // filter information since the amount of data will be reasonable. 14926 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14927 } else if ("check-permission".equals(cmd)) { 14928 if (opti >= args.length) { 14929 pw.println("Error: check-permission missing permission argument"); 14930 return; 14931 } 14932 String perm = args[opti]; 14933 opti++; 14934 if (opti >= args.length) { 14935 pw.println("Error: check-permission missing package argument"); 14936 return; 14937 } 14938 String pkg = args[opti]; 14939 opti++; 14940 int user = UserHandle.getUserId(Binder.getCallingUid()); 14941 if (opti < args.length) { 14942 try { 14943 user = Integer.parseInt(args[opti]); 14944 } catch (NumberFormatException e) { 14945 pw.println("Error: check-permission user argument is not a number: " 14946 + args[opti]); 14947 return; 14948 } 14949 } 14950 pw.println(checkPermission(perm, pkg, user)); 14951 return; 14952 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14953 dumpState.setDump(DumpState.DUMP_LIBS); 14954 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14955 dumpState.setDump(DumpState.DUMP_FEATURES); 14956 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14957 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14958 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14959 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14960 } else if ("permission".equals(cmd)) { 14961 if (opti >= args.length) { 14962 pw.println("Error: permission requires permission name"); 14963 return; 14964 } 14965 permissionNames = new ArraySet<>(); 14966 while (opti < args.length) { 14967 permissionNames.add(args[opti]); 14968 opti++; 14969 } 14970 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14971 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14972 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14973 dumpState.setDump(DumpState.DUMP_PREFERRED); 14974 } else if ("preferred-xml".equals(cmd)) { 14975 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14976 if (opti < args.length && "--full".equals(args[opti])) { 14977 fullPreferred = true; 14978 opti++; 14979 } 14980 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14981 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14982 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14983 dumpState.setDump(DumpState.DUMP_PACKAGES); 14984 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14985 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14986 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14987 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14988 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14989 dumpState.setDump(DumpState.DUMP_MESSAGES); 14990 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14991 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14992 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14993 || "intent-filter-verifiers".equals(cmd)) { 14994 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14995 } else if ("version".equals(cmd)) { 14996 dumpState.setDump(DumpState.DUMP_VERSION); 14997 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14998 dumpState.setDump(DumpState.DUMP_KEYSETS); 14999 } else if ("installs".equals(cmd)) { 15000 dumpState.setDump(DumpState.DUMP_INSTALLS); 15001 } else if ("write".equals(cmd)) { 15002 synchronized (mPackages) { 15003 mSettings.writeLPr(); 15004 pw.println("Settings written."); 15005 return; 15006 } 15007 } 15008 } 15009 15010 if (checkin) { 15011 pw.println("vers,1"); 15012 } 15013 15014 // reader 15015 synchronized (mPackages) { 15016 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15017 if (!checkin) { 15018 if (dumpState.onTitlePrinted()) 15019 pw.println(); 15020 pw.println("Database versions:"); 15021 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15022 } 15023 } 15024 15025 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15026 if (!checkin) { 15027 if (dumpState.onTitlePrinted()) 15028 pw.println(); 15029 pw.println("Verifiers:"); 15030 pw.print(" Required: "); 15031 pw.print(mRequiredVerifierPackage); 15032 pw.print(" (uid="); 15033 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15034 pw.println(")"); 15035 } else if (mRequiredVerifierPackage != null) { 15036 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15037 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15038 } 15039 } 15040 15041 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15042 packageName == null) { 15043 if (mIntentFilterVerifierComponent != null) { 15044 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15045 if (!checkin) { 15046 if (dumpState.onTitlePrinted()) 15047 pw.println(); 15048 pw.println("Intent Filter Verifier:"); 15049 pw.print(" Using: "); 15050 pw.print(verifierPackageName); 15051 pw.print(" (uid="); 15052 pw.print(getPackageUid(verifierPackageName, 0)); 15053 pw.println(")"); 15054 } else if (verifierPackageName != null) { 15055 pw.print("ifv,"); pw.print(verifierPackageName); 15056 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15057 } 15058 } else { 15059 pw.println(); 15060 pw.println("No Intent Filter Verifier available!"); 15061 } 15062 } 15063 15064 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15065 boolean printedHeader = false; 15066 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15067 while (it.hasNext()) { 15068 String name = it.next(); 15069 SharedLibraryEntry ent = mSharedLibraries.get(name); 15070 if (!checkin) { 15071 if (!printedHeader) { 15072 if (dumpState.onTitlePrinted()) 15073 pw.println(); 15074 pw.println("Libraries:"); 15075 printedHeader = true; 15076 } 15077 pw.print(" "); 15078 } else { 15079 pw.print("lib,"); 15080 } 15081 pw.print(name); 15082 if (!checkin) { 15083 pw.print(" -> "); 15084 } 15085 if (ent.path != null) { 15086 if (!checkin) { 15087 pw.print("(jar) "); 15088 pw.print(ent.path); 15089 } else { 15090 pw.print(",jar,"); 15091 pw.print(ent.path); 15092 } 15093 } else { 15094 if (!checkin) { 15095 pw.print("(apk) "); 15096 pw.print(ent.apk); 15097 } else { 15098 pw.print(",apk,"); 15099 pw.print(ent.apk); 15100 } 15101 } 15102 pw.println(); 15103 } 15104 } 15105 15106 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15107 if (dumpState.onTitlePrinted()) 15108 pw.println(); 15109 if (!checkin) { 15110 pw.println("Features:"); 15111 } 15112 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15113 while (it.hasNext()) { 15114 String name = it.next(); 15115 if (!checkin) { 15116 pw.print(" "); 15117 } else { 15118 pw.print("feat,"); 15119 } 15120 pw.println(name); 15121 } 15122 } 15123 15124 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 15125 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15126 : "Activity Resolver Table:", " ", packageName, 15127 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15128 dumpState.setTitlePrinted(true); 15129 } 15130 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15131 : "Receiver Resolver Table:", " ", packageName, 15132 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15133 dumpState.setTitlePrinted(true); 15134 } 15135 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15136 : "Service Resolver Table:", " ", packageName, 15137 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15138 dumpState.setTitlePrinted(true); 15139 } 15140 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15141 : "Provider Resolver Table:", " ", packageName, 15142 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15143 dumpState.setTitlePrinted(true); 15144 } 15145 } 15146 15147 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15148 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15149 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15150 int user = mSettings.mPreferredActivities.keyAt(i); 15151 if (pir.dump(pw, 15152 dumpState.getTitlePrinted() 15153 ? "\nPreferred Activities User " + user + ":" 15154 : "Preferred Activities User " + user + ":", " ", 15155 packageName, true, false)) { 15156 dumpState.setTitlePrinted(true); 15157 } 15158 } 15159 } 15160 15161 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15162 pw.flush(); 15163 FileOutputStream fout = new FileOutputStream(fd); 15164 BufferedOutputStream str = new BufferedOutputStream(fout); 15165 XmlSerializer serializer = new FastXmlSerializer(); 15166 try { 15167 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15168 serializer.startDocument(null, true); 15169 serializer.setFeature( 15170 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15171 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15172 serializer.endDocument(); 15173 serializer.flush(); 15174 } catch (IllegalArgumentException e) { 15175 pw.println("Failed writing: " + e); 15176 } catch (IllegalStateException e) { 15177 pw.println("Failed writing: " + e); 15178 } catch (IOException e) { 15179 pw.println("Failed writing: " + e); 15180 } 15181 } 15182 15183 if (!checkin 15184 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15185 && packageName == null) { 15186 pw.println(); 15187 int count = mSettings.mPackages.size(); 15188 if (count == 0) { 15189 pw.println("No applications!"); 15190 pw.println(); 15191 } else { 15192 final String prefix = " "; 15193 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15194 if (allPackageSettings.size() == 0) { 15195 pw.println("No domain preferred apps!"); 15196 pw.println(); 15197 } else { 15198 pw.println("App verification status:"); 15199 pw.println(); 15200 count = 0; 15201 for (PackageSetting ps : allPackageSettings) { 15202 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15203 if (ivi == null || ivi.getPackageName() == null) continue; 15204 pw.println(prefix + "Package: " + ivi.getPackageName()); 15205 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15206 pw.println(prefix + "Status: " + ivi.getStatusString()); 15207 pw.println(); 15208 count++; 15209 } 15210 if (count == 0) { 15211 pw.println(prefix + "No app verification established."); 15212 pw.println(); 15213 } 15214 for (int userId : sUserManager.getUserIds()) { 15215 pw.println("App linkages for user " + userId + ":"); 15216 pw.println(); 15217 count = 0; 15218 for (PackageSetting ps : allPackageSettings) { 15219 final long status = ps.getDomainVerificationStatusForUser(userId); 15220 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15221 continue; 15222 } 15223 pw.println(prefix + "Package: " + ps.name); 15224 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15225 String statusStr = IntentFilterVerificationInfo. 15226 getStatusStringFromValue(status); 15227 pw.println(prefix + "Status: " + statusStr); 15228 pw.println(); 15229 count++; 15230 } 15231 if (count == 0) { 15232 pw.println(prefix + "No configured app linkages."); 15233 pw.println(); 15234 } 15235 } 15236 } 15237 } 15238 } 15239 15240 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15241 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15242 if (packageName == null && permissionNames == null) { 15243 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15244 if (iperm == 0) { 15245 if (dumpState.onTitlePrinted()) 15246 pw.println(); 15247 pw.println("AppOp Permissions:"); 15248 } 15249 pw.print(" AppOp Permission "); 15250 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15251 pw.println(":"); 15252 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15253 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15254 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15255 } 15256 } 15257 } 15258 } 15259 15260 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15261 boolean printedSomething = false; 15262 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15263 if (packageName != null && !packageName.equals(p.info.packageName)) { 15264 continue; 15265 } 15266 if (!printedSomething) { 15267 if (dumpState.onTitlePrinted()) 15268 pw.println(); 15269 pw.println("Registered ContentProviders:"); 15270 printedSomething = true; 15271 } 15272 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15273 pw.print(" "); pw.println(p.toString()); 15274 } 15275 printedSomething = false; 15276 for (Map.Entry<String, PackageParser.Provider> entry : 15277 mProvidersByAuthority.entrySet()) { 15278 PackageParser.Provider p = entry.getValue(); 15279 if (packageName != null && !packageName.equals(p.info.packageName)) { 15280 continue; 15281 } 15282 if (!printedSomething) { 15283 if (dumpState.onTitlePrinted()) 15284 pw.println(); 15285 pw.println("ContentProvider Authorities:"); 15286 printedSomething = true; 15287 } 15288 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15289 pw.print(" "); pw.println(p.toString()); 15290 if (p.info != null && p.info.applicationInfo != null) { 15291 final String appInfo = p.info.applicationInfo.toString(); 15292 pw.print(" applicationInfo="); pw.println(appInfo); 15293 } 15294 } 15295 } 15296 15297 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15298 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15299 } 15300 15301 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15302 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15303 } 15304 15305 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15306 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15307 } 15308 15309 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15310 // XXX should handle packageName != null by dumping only install data that 15311 // the given package is involved with. 15312 if (dumpState.onTitlePrinted()) pw.println(); 15313 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15314 } 15315 15316 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15317 if (dumpState.onTitlePrinted()) pw.println(); 15318 mSettings.dumpReadMessagesLPr(pw, dumpState); 15319 15320 pw.println(); 15321 pw.println("Package warning messages:"); 15322 BufferedReader in = null; 15323 String line = null; 15324 try { 15325 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15326 while ((line = in.readLine()) != null) { 15327 if (line.contains("ignored: updated version")) continue; 15328 pw.println(line); 15329 } 15330 } catch (IOException ignored) { 15331 } finally { 15332 IoUtils.closeQuietly(in); 15333 } 15334 } 15335 15336 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15337 BufferedReader in = null; 15338 String line = null; 15339 try { 15340 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15341 while ((line = in.readLine()) != null) { 15342 if (line.contains("ignored: updated version")) continue; 15343 pw.print("msg,"); 15344 pw.println(line); 15345 } 15346 } catch (IOException ignored) { 15347 } finally { 15348 IoUtils.closeQuietly(in); 15349 } 15350 } 15351 } 15352 } 15353 15354 private String dumpDomainString(String packageName) { 15355 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15356 List<IntentFilter> filters = getAllIntentFilters(packageName); 15357 15358 ArraySet<String> result = new ArraySet<>(); 15359 if (iviList.size() > 0) { 15360 for (IntentFilterVerificationInfo ivi : iviList) { 15361 for (String host : ivi.getDomains()) { 15362 result.add(host); 15363 } 15364 } 15365 } 15366 if (filters != null && filters.size() > 0) { 15367 for (IntentFilter filter : filters) { 15368 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15369 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15370 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15371 result.addAll(filter.getHostsList()); 15372 } 15373 } 15374 } 15375 15376 StringBuilder sb = new StringBuilder(result.size() * 16); 15377 for (String domain : result) { 15378 if (sb.length() > 0) sb.append(" "); 15379 sb.append(domain); 15380 } 15381 return sb.toString(); 15382 } 15383 15384 // ------- apps on sdcard specific code ------- 15385 static final boolean DEBUG_SD_INSTALL = false; 15386 15387 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15388 15389 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15390 15391 private boolean mMediaMounted = false; 15392 15393 static String getEncryptKey() { 15394 try { 15395 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15396 SD_ENCRYPTION_KEYSTORE_NAME); 15397 if (sdEncKey == null) { 15398 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15399 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15400 if (sdEncKey == null) { 15401 Slog.e(TAG, "Failed to create encryption keys"); 15402 return null; 15403 } 15404 } 15405 return sdEncKey; 15406 } catch (NoSuchAlgorithmException nsae) { 15407 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15408 return null; 15409 } catch (IOException ioe) { 15410 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15411 return null; 15412 } 15413 } 15414 15415 /* 15416 * Update media status on PackageManager. 15417 */ 15418 @Override 15419 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15420 int callingUid = Binder.getCallingUid(); 15421 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15422 throw new SecurityException("Media status can only be updated by the system"); 15423 } 15424 // reader; this apparently protects mMediaMounted, but should probably 15425 // be a different lock in that case. 15426 synchronized (mPackages) { 15427 Log.i(TAG, "Updating external media status from " 15428 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15429 + (mediaStatus ? "mounted" : "unmounted")); 15430 if (DEBUG_SD_INSTALL) 15431 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15432 + ", mMediaMounted=" + mMediaMounted); 15433 if (mediaStatus == mMediaMounted) { 15434 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15435 : 0, -1); 15436 mHandler.sendMessage(msg); 15437 return; 15438 } 15439 mMediaMounted = mediaStatus; 15440 } 15441 // Queue up an async operation since the package installation may take a 15442 // little while. 15443 mHandler.post(new Runnable() { 15444 public void run() { 15445 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15446 } 15447 }); 15448 } 15449 15450 /** 15451 * Called by MountService when the initial ASECs to scan are available. 15452 * Should block until all the ASEC containers are finished being scanned. 15453 */ 15454 public void scanAvailableAsecs() { 15455 updateExternalMediaStatusInner(true, false, false); 15456 if (mShouldRestoreconData) { 15457 SELinuxMMAC.setRestoreconDone(); 15458 mShouldRestoreconData = false; 15459 } 15460 } 15461 15462 /* 15463 * Collect information of applications on external media, map them against 15464 * existing containers and update information based on current mount status. 15465 * Please note that we always have to report status if reportStatus has been 15466 * set to true especially when unloading packages. 15467 */ 15468 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15469 boolean externalStorage) { 15470 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15471 int[] uidArr = EmptyArray.INT; 15472 15473 final String[] list = PackageHelper.getSecureContainerList(); 15474 if (ArrayUtils.isEmpty(list)) { 15475 Log.i(TAG, "No secure containers found"); 15476 } else { 15477 // Process list of secure containers and categorize them 15478 // as active or stale based on their package internal state. 15479 15480 // reader 15481 synchronized (mPackages) { 15482 for (String cid : list) { 15483 // Leave stages untouched for now; installer service owns them 15484 if (PackageInstallerService.isStageName(cid)) continue; 15485 15486 if (DEBUG_SD_INSTALL) 15487 Log.i(TAG, "Processing container " + cid); 15488 String pkgName = getAsecPackageName(cid); 15489 if (pkgName == null) { 15490 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15491 continue; 15492 } 15493 if (DEBUG_SD_INSTALL) 15494 Log.i(TAG, "Looking for pkg : " + pkgName); 15495 15496 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15497 if (ps == null) { 15498 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15499 continue; 15500 } 15501 15502 /* 15503 * Skip packages that are not external if we're unmounting 15504 * external storage. 15505 */ 15506 if (externalStorage && !isMounted && !isExternal(ps)) { 15507 continue; 15508 } 15509 15510 final AsecInstallArgs args = new AsecInstallArgs(cid, 15511 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15512 // The package status is changed only if the code path 15513 // matches between settings and the container id. 15514 if (ps.codePathString != null 15515 && ps.codePathString.startsWith(args.getCodePath())) { 15516 if (DEBUG_SD_INSTALL) { 15517 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15518 + " at code path: " + ps.codePathString); 15519 } 15520 15521 // We do have a valid package installed on sdcard 15522 processCids.put(args, ps.codePathString); 15523 final int uid = ps.appId; 15524 if (uid != -1) { 15525 uidArr = ArrayUtils.appendInt(uidArr, uid); 15526 } 15527 } else { 15528 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15529 + ps.codePathString); 15530 } 15531 } 15532 } 15533 15534 Arrays.sort(uidArr); 15535 } 15536 15537 // Process packages with valid entries. 15538 if (isMounted) { 15539 if (DEBUG_SD_INSTALL) 15540 Log.i(TAG, "Loading packages"); 15541 loadMediaPackages(processCids, uidArr, externalStorage); 15542 startCleaningPackages(); 15543 mInstallerService.onSecureContainersAvailable(); 15544 } else { 15545 if (DEBUG_SD_INSTALL) 15546 Log.i(TAG, "Unloading packages"); 15547 unloadMediaPackages(processCids, uidArr, reportStatus); 15548 } 15549 } 15550 15551 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15552 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15553 final int size = infos.size(); 15554 final String[] packageNames = new String[size]; 15555 final int[] packageUids = new int[size]; 15556 for (int i = 0; i < size; i++) { 15557 final ApplicationInfo info = infos.get(i); 15558 packageNames[i] = info.packageName; 15559 packageUids[i] = info.uid; 15560 } 15561 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15562 finishedReceiver); 15563 } 15564 15565 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15566 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15567 sendResourcesChangedBroadcast(mediaStatus, replacing, 15568 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15569 } 15570 15571 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15572 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15573 int size = pkgList.length; 15574 if (size > 0) { 15575 // Send broadcasts here 15576 Bundle extras = new Bundle(); 15577 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15578 if (uidArr != null) { 15579 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15580 } 15581 if (replacing) { 15582 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15583 } 15584 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15585 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15586 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15587 } 15588 } 15589 15590 /* 15591 * Look at potentially valid container ids from processCids If package 15592 * information doesn't match the one on record or package scanning fails, 15593 * the cid is added to list of removeCids. We currently don't delete stale 15594 * containers. 15595 */ 15596 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 15597 boolean externalStorage) { 15598 ArrayList<String> pkgList = new ArrayList<String>(); 15599 Set<AsecInstallArgs> keys = processCids.keySet(); 15600 15601 for (AsecInstallArgs args : keys) { 15602 String codePath = processCids.get(args); 15603 if (DEBUG_SD_INSTALL) 15604 Log.i(TAG, "Loading container : " + args.cid); 15605 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15606 try { 15607 // Make sure there are no container errors first. 15608 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15609 Slog.e(TAG, "Failed to mount cid : " + args.cid 15610 + " when installing from sdcard"); 15611 continue; 15612 } 15613 // Check code path here. 15614 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15615 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15616 + " does not match one in settings " + codePath); 15617 continue; 15618 } 15619 // Parse package 15620 int parseFlags = mDefParseFlags; 15621 if (args.isExternalAsec()) { 15622 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15623 } 15624 if (args.isFwdLocked()) { 15625 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15626 } 15627 15628 synchronized (mInstallLock) { 15629 PackageParser.Package pkg = null; 15630 try { 15631 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15632 } catch (PackageManagerException e) { 15633 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15634 } 15635 // Scan the package 15636 if (pkg != null) { 15637 /* 15638 * TODO why is the lock being held? doPostInstall is 15639 * called in other places without the lock. This needs 15640 * to be straightened out. 15641 */ 15642 // writer 15643 synchronized (mPackages) { 15644 retCode = PackageManager.INSTALL_SUCCEEDED; 15645 pkgList.add(pkg.packageName); 15646 // Post process args 15647 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15648 pkg.applicationInfo.uid); 15649 } 15650 } else { 15651 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15652 } 15653 } 15654 15655 } finally { 15656 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15657 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15658 } 15659 } 15660 } 15661 // writer 15662 synchronized (mPackages) { 15663 // If the platform SDK has changed since the last time we booted, 15664 // we need to re-grant app permission to catch any new ones that 15665 // appear. This is really a hack, and means that apps can in some 15666 // cases get permissions that the user didn't initially explicitly 15667 // allow... it would be nice to have some better way to handle 15668 // this situation. 15669 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 15670 : mSettings.getInternalVersion(); 15671 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 15672 : StorageManager.UUID_PRIVATE_INTERNAL; 15673 15674 int updateFlags = UPDATE_PERMISSIONS_ALL; 15675 if (ver.sdkVersion != mSdkVersion) { 15676 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15677 + mSdkVersion + "; regranting permissions for external"); 15678 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15679 } 15680 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 15681 15682 // Yay, everything is now upgraded 15683 ver.forceCurrent(); 15684 15685 // can downgrade to reader 15686 // Persist settings 15687 mSettings.writeLPr(); 15688 } 15689 // Send a broadcast to let everyone know we are done processing 15690 if (pkgList.size() > 0) { 15691 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15692 } 15693 } 15694 15695 /* 15696 * Utility method to unload a list of specified containers 15697 */ 15698 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15699 // Just unmount all valid containers. 15700 for (AsecInstallArgs arg : cidArgs) { 15701 synchronized (mInstallLock) { 15702 arg.doPostDeleteLI(false); 15703 } 15704 } 15705 } 15706 15707 /* 15708 * Unload packages mounted on external media. This involves deleting package 15709 * data from internal structures, sending broadcasts about diabled packages, 15710 * gc'ing to free up references, unmounting all secure containers 15711 * corresponding to packages on external media, and posting a 15712 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15713 * that we always have to post this message if status has been requested no 15714 * matter what. 15715 */ 15716 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15717 final boolean reportStatus) { 15718 if (DEBUG_SD_INSTALL) 15719 Log.i(TAG, "unloading media packages"); 15720 ArrayList<String> pkgList = new ArrayList<String>(); 15721 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15722 final Set<AsecInstallArgs> keys = processCids.keySet(); 15723 for (AsecInstallArgs args : keys) { 15724 String pkgName = args.getPackageName(); 15725 if (DEBUG_SD_INSTALL) 15726 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15727 // Delete package internally 15728 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15729 synchronized (mInstallLock) { 15730 boolean res = deletePackageLI(pkgName, null, false, null, null, 15731 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15732 if (res) { 15733 pkgList.add(pkgName); 15734 } else { 15735 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15736 failedList.add(args); 15737 } 15738 } 15739 } 15740 15741 // reader 15742 synchronized (mPackages) { 15743 // We didn't update the settings after removing each package; 15744 // write them now for all packages. 15745 mSettings.writeLPr(); 15746 } 15747 15748 // We have to absolutely send UPDATED_MEDIA_STATUS only 15749 // after confirming that all the receivers processed the ordered 15750 // broadcast when packages get disabled, force a gc to clean things up. 15751 // and unload all the containers. 15752 if (pkgList.size() > 0) { 15753 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15754 new IIntentReceiver.Stub() { 15755 public void performReceive(Intent intent, int resultCode, String data, 15756 Bundle extras, boolean ordered, boolean sticky, 15757 int sendingUser) throws RemoteException { 15758 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15759 reportStatus ? 1 : 0, 1, keys); 15760 mHandler.sendMessage(msg); 15761 } 15762 }); 15763 } else { 15764 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15765 keys); 15766 mHandler.sendMessage(msg); 15767 } 15768 } 15769 15770 private void loadPrivatePackages(final VolumeInfo vol) { 15771 mHandler.post(new Runnable() { 15772 @Override 15773 public void run() { 15774 loadPrivatePackagesInner(vol); 15775 } 15776 }); 15777 } 15778 15779 private void loadPrivatePackagesInner(VolumeInfo vol) { 15780 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15781 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15782 15783 final VersionInfo ver; 15784 final List<PackageSetting> packages; 15785 synchronized (mPackages) { 15786 ver = mSettings.findOrCreateVersion(vol.fsUuid); 15787 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15788 } 15789 15790 for (PackageSetting ps : packages) { 15791 synchronized (mInstallLock) { 15792 final PackageParser.Package pkg; 15793 try { 15794 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15795 loaded.add(pkg.applicationInfo); 15796 } catch (PackageManagerException e) { 15797 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15798 } 15799 15800 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15801 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15802 } 15803 } 15804 } 15805 15806 synchronized (mPackages) { 15807 int updateFlags = UPDATE_PERMISSIONS_ALL; 15808 if (ver.sdkVersion != mSdkVersion) { 15809 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15810 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15811 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15812 } 15813 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 15814 15815 // Yay, everything is now upgraded 15816 ver.forceCurrent(); 15817 15818 mSettings.writeLPr(); 15819 } 15820 15821 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15822 sendResourcesChangedBroadcast(true, false, loaded, null); 15823 } 15824 15825 private void unloadPrivatePackages(final VolumeInfo vol) { 15826 mHandler.post(new Runnable() { 15827 @Override 15828 public void run() { 15829 unloadPrivatePackagesInner(vol); 15830 } 15831 }); 15832 } 15833 15834 private void unloadPrivatePackagesInner(VolumeInfo vol) { 15835 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15836 synchronized (mInstallLock) { 15837 synchronized (mPackages) { 15838 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15839 for (PackageSetting ps : packages) { 15840 if (ps.pkg == null) continue; 15841 15842 final ApplicationInfo info = ps.pkg.applicationInfo; 15843 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15844 if (deletePackageLI(ps.name, null, false, null, null, 15845 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15846 unloaded.add(info); 15847 } else { 15848 Slog.w(TAG, "Failed to unload " + ps.codePath); 15849 } 15850 } 15851 15852 mSettings.writeLPr(); 15853 } 15854 } 15855 15856 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15857 sendResourcesChangedBroadcast(false, false, unloaded, null); 15858 } 15859 15860 /** 15861 * Examine all users present on given mounted volume, and destroy data 15862 * belonging to users that are no longer valid, or whose user ID has been 15863 * recycled. 15864 */ 15865 private void reconcileUsers(String volumeUuid) { 15866 final File[] files = FileUtils 15867 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15868 for (File file : files) { 15869 if (!file.isDirectory()) continue; 15870 15871 final int userId; 15872 final UserInfo info; 15873 try { 15874 userId = Integer.parseInt(file.getName()); 15875 info = sUserManager.getUserInfo(userId); 15876 } catch (NumberFormatException e) { 15877 Slog.w(TAG, "Invalid user directory " + file); 15878 continue; 15879 } 15880 15881 boolean destroyUser = false; 15882 if (info == null) { 15883 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15884 + " because no matching user was found"); 15885 destroyUser = true; 15886 } else { 15887 try { 15888 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15889 } catch (IOException e) { 15890 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15891 + " because we failed to enforce serial number: " + e); 15892 destroyUser = true; 15893 } 15894 } 15895 15896 if (destroyUser) { 15897 synchronized (mInstallLock) { 15898 mInstaller.removeUserDataDirs(volumeUuid, userId); 15899 } 15900 } 15901 } 15902 15903 final UserManager um = mContext.getSystemService(UserManager.class); 15904 for (UserInfo user : um.getUsers()) { 15905 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15906 if (userDir.exists()) continue; 15907 15908 try { 15909 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15910 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15911 } catch (IOException e) { 15912 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15913 } 15914 } 15915 } 15916 15917 /** 15918 * Examine all apps present on given mounted volume, and destroy apps that 15919 * aren't expected, either due to uninstallation or reinstallation on 15920 * another volume. 15921 */ 15922 private void reconcileApps(String volumeUuid) { 15923 final File[] files = FileUtils 15924 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15925 for (File file : files) { 15926 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15927 && !PackageInstallerService.isStageName(file.getName()); 15928 if (!isPackage) { 15929 // Ignore entries which are not packages 15930 continue; 15931 } 15932 15933 boolean destroyApp = false; 15934 String packageName = null; 15935 try { 15936 final PackageLite pkg = PackageParser.parsePackageLite(file, 15937 PackageParser.PARSE_MUST_BE_APK); 15938 packageName = pkg.packageName; 15939 15940 synchronized (mPackages) { 15941 final PackageSetting ps = mSettings.mPackages.get(packageName); 15942 if (ps == null) { 15943 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15944 + volumeUuid + " because we found no install record"); 15945 destroyApp = true; 15946 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15947 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15948 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15949 destroyApp = true; 15950 } 15951 } 15952 15953 } catch (PackageParserException e) { 15954 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15955 destroyApp = true; 15956 } 15957 15958 if (destroyApp) { 15959 synchronized (mInstallLock) { 15960 if (packageName != null) { 15961 removeDataDirsLI(volumeUuid, packageName); 15962 } 15963 if (file.isDirectory()) { 15964 mInstaller.rmPackageDir(file.getAbsolutePath()); 15965 } else { 15966 file.delete(); 15967 } 15968 } 15969 } 15970 } 15971 } 15972 15973 private void unfreezePackage(String packageName) { 15974 synchronized (mPackages) { 15975 final PackageSetting ps = mSettings.mPackages.get(packageName); 15976 if (ps != null) { 15977 ps.frozen = false; 15978 } 15979 } 15980 } 15981 15982 @Override 15983 public int movePackage(final String packageName, final String volumeUuid) { 15984 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15985 15986 final int moveId = mNextMoveId.getAndIncrement(); 15987 try { 15988 movePackageInternal(packageName, volumeUuid, moveId); 15989 } catch (PackageManagerException e) { 15990 Slog.w(TAG, "Failed to move " + packageName, e); 15991 mMoveCallbacks.notifyStatusChanged(moveId, 15992 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15993 } 15994 return moveId; 15995 } 15996 15997 private void movePackageInternal(final String packageName, final String volumeUuid, 15998 final int moveId) throws PackageManagerException { 15999 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16000 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16001 final PackageManager pm = mContext.getPackageManager(); 16002 16003 final boolean currentAsec; 16004 final String currentVolumeUuid; 16005 final File codeFile; 16006 final String installerPackageName; 16007 final String packageAbiOverride; 16008 final int appId; 16009 final String seinfo; 16010 final String label; 16011 16012 // reader 16013 synchronized (mPackages) { 16014 final PackageParser.Package pkg = mPackages.get(packageName); 16015 final PackageSetting ps = mSettings.mPackages.get(packageName); 16016 if (pkg == null || ps == null) { 16017 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16018 } 16019 16020 if (pkg.applicationInfo.isSystemApp()) { 16021 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16022 "Cannot move system application"); 16023 } 16024 16025 if (pkg.applicationInfo.isExternalAsec()) { 16026 currentAsec = true; 16027 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16028 } else if (pkg.applicationInfo.isForwardLocked()) { 16029 currentAsec = true; 16030 currentVolumeUuid = "forward_locked"; 16031 } else { 16032 currentAsec = false; 16033 currentVolumeUuid = ps.volumeUuid; 16034 16035 final File probe = new File(pkg.codePath); 16036 final File probeOat = new File(probe, "oat"); 16037 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16038 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16039 "Move only supported for modern cluster style installs"); 16040 } 16041 } 16042 16043 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16044 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16045 "Package already moved to " + volumeUuid); 16046 } 16047 16048 if (ps.frozen) { 16049 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16050 "Failed to move already frozen package"); 16051 } 16052 ps.frozen = true; 16053 16054 codeFile = new File(pkg.codePath); 16055 installerPackageName = ps.installerPackageName; 16056 packageAbiOverride = ps.cpuAbiOverrideString; 16057 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16058 seinfo = pkg.applicationInfo.seinfo; 16059 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16060 } 16061 16062 // Now that we're guarded by frozen state, kill app during move 16063 final long token = Binder.clearCallingIdentity(); 16064 try { 16065 killApplication(packageName, appId, "move pkg"); 16066 } finally { 16067 Binder.restoreCallingIdentity(token); 16068 } 16069 16070 final Bundle extras = new Bundle(); 16071 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16072 extras.putString(Intent.EXTRA_TITLE, label); 16073 mMoveCallbacks.notifyCreated(moveId, extras); 16074 16075 int installFlags; 16076 final boolean moveCompleteApp; 16077 final File measurePath; 16078 16079 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16080 installFlags = INSTALL_INTERNAL; 16081 moveCompleteApp = !currentAsec; 16082 measurePath = Environment.getDataAppDirectory(volumeUuid); 16083 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16084 installFlags = INSTALL_EXTERNAL; 16085 moveCompleteApp = false; 16086 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16087 } else { 16088 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16089 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16090 || !volume.isMountedWritable()) { 16091 unfreezePackage(packageName); 16092 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16093 "Move location not mounted private volume"); 16094 } 16095 16096 Preconditions.checkState(!currentAsec); 16097 16098 installFlags = INSTALL_INTERNAL; 16099 moveCompleteApp = true; 16100 measurePath = Environment.getDataAppDirectory(volumeUuid); 16101 } 16102 16103 final PackageStats stats = new PackageStats(null, -1); 16104 synchronized (mInstaller) { 16105 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16106 unfreezePackage(packageName); 16107 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16108 "Failed to measure package size"); 16109 } 16110 } 16111 16112 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16113 + stats.dataSize); 16114 16115 final long startFreeBytes = measurePath.getFreeSpace(); 16116 final long sizeBytes; 16117 if (moveCompleteApp) { 16118 sizeBytes = stats.codeSize + stats.dataSize; 16119 } else { 16120 sizeBytes = stats.codeSize; 16121 } 16122 16123 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16124 unfreezePackage(packageName); 16125 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16126 "Not enough free space to move"); 16127 } 16128 16129 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16130 16131 final CountDownLatch installedLatch = new CountDownLatch(1); 16132 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16133 @Override 16134 public void onUserActionRequired(Intent intent) throws RemoteException { 16135 throw new IllegalStateException(); 16136 } 16137 16138 @Override 16139 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16140 Bundle extras) throws RemoteException { 16141 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16142 + PackageManager.installStatusToString(returnCode, msg)); 16143 16144 installedLatch.countDown(); 16145 16146 // Regardless of success or failure of the move operation, 16147 // always unfreeze the package 16148 unfreezePackage(packageName); 16149 16150 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16151 switch (status) { 16152 case PackageInstaller.STATUS_SUCCESS: 16153 mMoveCallbacks.notifyStatusChanged(moveId, 16154 PackageManager.MOVE_SUCCEEDED); 16155 break; 16156 case PackageInstaller.STATUS_FAILURE_STORAGE: 16157 mMoveCallbacks.notifyStatusChanged(moveId, 16158 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16159 break; 16160 default: 16161 mMoveCallbacks.notifyStatusChanged(moveId, 16162 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16163 break; 16164 } 16165 } 16166 }; 16167 16168 final MoveInfo move; 16169 if (moveCompleteApp) { 16170 // Kick off a thread to report progress estimates 16171 new Thread() { 16172 @Override 16173 public void run() { 16174 while (true) { 16175 try { 16176 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16177 break; 16178 } 16179 } catch (InterruptedException ignored) { 16180 } 16181 16182 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16183 final int progress = 10 + (int) MathUtils.constrain( 16184 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16185 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16186 } 16187 } 16188 }.start(); 16189 16190 final String dataAppName = codeFile.getName(); 16191 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16192 dataAppName, appId, seinfo); 16193 } else { 16194 move = null; 16195 } 16196 16197 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16198 16199 final Message msg = mHandler.obtainMessage(INIT_COPY); 16200 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16201 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 16202 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16203 mHandler.sendMessage(msg); 16204 } 16205 16206 @Override 16207 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16208 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16209 16210 final int realMoveId = mNextMoveId.getAndIncrement(); 16211 final Bundle extras = new Bundle(); 16212 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16213 mMoveCallbacks.notifyCreated(realMoveId, extras); 16214 16215 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16216 @Override 16217 public void onCreated(int moveId, Bundle extras) { 16218 // Ignored 16219 } 16220 16221 @Override 16222 public void onStatusChanged(int moveId, int status, long estMillis) { 16223 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16224 } 16225 }; 16226 16227 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16228 storage.setPrimaryStorageUuid(volumeUuid, callback); 16229 return realMoveId; 16230 } 16231 16232 @Override 16233 public int getMoveStatus(int moveId) { 16234 mContext.enforceCallingOrSelfPermission( 16235 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16236 return mMoveCallbacks.mLastStatus.get(moveId); 16237 } 16238 16239 @Override 16240 public void registerMoveCallback(IPackageMoveObserver callback) { 16241 mContext.enforceCallingOrSelfPermission( 16242 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16243 mMoveCallbacks.register(callback); 16244 } 16245 16246 @Override 16247 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16248 mContext.enforceCallingOrSelfPermission( 16249 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16250 mMoveCallbacks.unregister(callback); 16251 } 16252 16253 @Override 16254 public boolean setInstallLocation(int loc) { 16255 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16256 null); 16257 if (getInstallLocation() == loc) { 16258 return true; 16259 } 16260 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16261 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16262 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16263 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16264 return true; 16265 } 16266 return false; 16267 } 16268 16269 @Override 16270 public int getInstallLocation() { 16271 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16272 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16273 PackageHelper.APP_INSTALL_AUTO); 16274 } 16275 16276 /** Called by UserManagerService */ 16277 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16278 mDirtyUsers.remove(userHandle); 16279 mSettings.removeUserLPw(userHandle); 16280 mPendingBroadcasts.remove(userHandle); 16281 if (mInstaller != null) { 16282 // Technically, we shouldn't be doing this with the package lock 16283 // held. However, this is very rare, and there is already so much 16284 // other disk I/O going on, that we'll let it slide for now. 16285 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16286 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16287 final String volumeUuid = vol.getFsUuid(); 16288 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16289 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16290 } 16291 } 16292 mUserNeedsBadging.delete(userHandle); 16293 removeUnusedPackagesLILPw(userManager, userHandle); 16294 } 16295 16296 /** 16297 * We're removing userHandle and would like to remove any downloaded packages 16298 * that are no longer in use by any other user. 16299 * @param userHandle the user being removed 16300 */ 16301 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16302 final boolean DEBUG_CLEAN_APKS = false; 16303 int [] users = userManager.getUserIdsLPr(); 16304 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16305 while (psit.hasNext()) { 16306 PackageSetting ps = psit.next(); 16307 if (ps.pkg == null) { 16308 continue; 16309 } 16310 final String packageName = ps.pkg.packageName; 16311 // Skip over if system app 16312 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16313 continue; 16314 } 16315 if (DEBUG_CLEAN_APKS) { 16316 Slog.i(TAG, "Checking package " + packageName); 16317 } 16318 boolean keep = false; 16319 for (int i = 0; i < users.length; i++) { 16320 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16321 keep = true; 16322 if (DEBUG_CLEAN_APKS) { 16323 Slog.i(TAG, " Keeping package " + packageName + " for user " 16324 + users[i]); 16325 } 16326 break; 16327 } 16328 } 16329 if (!keep) { 16330 if (DEBUG_CLEAN_APKS) { 16331 Slog.i(TAG, " Removing package " + packageName); 16332 } 16333 mHandler.post(new Runnable() { 16334 public void run() { 16335 deletePackageX(packageName, userHandle, 0); 16336 } //end run 16337 }); 16338 } 16339 } 16340 } 16341 16342 /** Called by UserManagerService */ 16343 void createNewUserLILPw(int userHandle) { 16344 if (mInstaller != null) { 16345 mInstaller.createUserConfig(userHandle); 16346 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16347 applyFactoryDefaultBrowserLPw(userHandle); 16348 primeDomainVerificationsLPw(userHandle); 16349 } 16350 } 16351 16352 void newUserCreated(final int userHandle) { 16353 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16354 } 16355 16356 @Override 16357 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16358 mContext.enforceCallingOrSelfPermission( 16359 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16360 "Only package verification agents can read the verifier device identity"); 16361 16362 synchronized (mPackages) { 16363 return mSettings.getVerifierDeviceIdentityLPw(); 16364 } 16365 } 16366 16367 @Override 16368 public void setPermissionEnforced(String permission, boolean enforced) { 16369 // TODO: Now that we no longer change GID for storage, this should to away. 16370 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16371 "setPermissionEnforced"); 16372 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16373 synchronized (mPackages) { 16374 if (mSettings.mReadExternalStorageEnforced == null 16375 || mSettings.mReadExternalStorageEnforced != enforced) { 16376 mSettings.mReadExternalStorageEnforced = enforced; 16377 mSettings.writeLPr(); 16378 } 16379 } 16380 // kill any non-foreground processes so we restart them and 16381 // grant/revoke the GID. 16382 final IActivityManager am = ActivityManagerNative.getDefault(); 16383 if (am != null) { 16384 final long token = Binder.clearCallingIdentity(); 16385 try { 16386 am.killProcessesBelowForeground("setPermissionEnforcement"); 16387 } catch (RemoteException e) { 16388 } finally { 16389 Binder.restoreCallingIdentity(token); 16390 } 16391 } 16392 } else { 16393 throw new IllegalArgumentException("No selective enforcement for " + permission); 16394 } 16395 } 16396 16397 @Override 16398 @Deprecated 16399 public boolean isPermissionEnforced(String permission) { 16400 return true; 16401 } 16402 16403 @Override 16404 public boolean isStorageLow() { 16405 final long token = Binder.clearCallingIdentity(); 16406 try { 16407 final DeviceStorageMonitorInternal 16408 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16409 if (dsm != null) { 16410 return dsm.isMemoryLow(); 16411 } else { 16412 return false; 16413 } 16414 } finally { 16415 Binder.restoreCallingIdentity(token); 16416 } 16417 } 16418 16419 @Override 16420 public IPackageInstaller getPackageInstaller() { 16421 return mInstallerService; 16422 } 16423 16424 private boolean userNeedsBadging(int userId) { 16425 int index = mUserNeedsBadging.indexOfKey(userId); 16426 if (index < 0) { 16427 final UserInfo userInfo; 16428 final long token = Binder.clearCallingIdentity(); 16429 try { 16430 userInfo = sUserManager.getUserInfo(userId); 16431 } finally { 16432 Binder.restoreCallingIdentity(token); 16433 } 16434 final boolean b; 16435 if (userInfo != null && userInfo.isManagedProfile()) { 16436 b = true; 16437 } else { 16438 b = false; 16439 } 16440 mUserNeedsBadging.put(userId, b); 16441 return b; 16442 } 16443 return mUserNeedsBadging.valueAt(index); 16444 } 16445 16446 @Override 16447 public KeySet getKeySetByAlias(String packageName, String alias) { 16448 if (packageName == null || alias == null) { 16449 return null; 16450 } 16451 synchronized(mPackages) { 16452 final PackageParser.Package pkg = mPackages.get(packageName); 16453 if (pkg == null) { 16454 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16455 throw new IllegalArgumentException("Unknown package: " + packageName); 16456 } 16457 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16458 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16459 } 16460 } 16461 16462 @Override 16463 public KeySet getSigningKeySet(String packageName) { 16464 if (packageName == null) { 16465 return null; 16466 } 16467 synchronized(mPackages) { 16468 final PackageParser.Package pkg = mPackages.get(packageName); 16469 if (pkg == null) { 16470 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16471 throw new IllegalArgumentException("Unknown package: " + packageName); 16472 } 16473 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16474 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16475 throw new SecurityException("May not access signing KeySet of other apps."); 16476 } 16477 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16478 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16479 } 16480 } 16481 16482 @Override 16483 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16484 if (packageName == null || ks == null) { 16485 return false; 16486 } 16487 synchronized(mPackages) { 16488 final PackageParser.Package pkg = mPackages.get(packageName); 16489 if (pkg == null) { 16490 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16491 throw new IllegalArgumentException("Unknown package: " + packageName); 16492 } 16493 IBinder ksh = ks.getToken(); 16494 if (ksh instanceof KeySetHandle) { 16495 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16496 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16497 } 16498 return false; 16499 } 16500 } 16501 16502 @Override 16503 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16504 if (packageName == null || ks == null) { 16505 return false; 16506 } 16507 synchronized(mPackages) { 16508 final PackageParser.Package pkg = mPackages.get(packageName); 16509 if (pkg == null) { 16510 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16511 throw new IllegalArgumentException("Unknown package: " + packageName); 16512 } 16513 IBinder ksh = ks.getToken(); 16514 if (ksh instanceof KeySetHandle) { 16515 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16516 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16517 } 16518 return false; 16519 } 16520 } 16521 16522 public void getUsageStatsIfNoPackageUsageInfo() { 16523 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16524 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16525 if (usm == null) { 16526 throw new IllegalStateException("UsageStatsManager must be initialized"); 16527 } 16528 long now = System.currentTimeMillis(); 16529 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16530 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16531 String packageName = entry.getKey(); 16532 PackageParser.Package pkg = mPackages.get(packageName); 16533 if (pkg == null) { 16534 continue; 16535 } 16536 UsageStats usage = entry.getValue(); 16537 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16538 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16539 } 16540 } 16541 } 16542 16543 /** 16544 * Check and throw if the given before/after packages would be considered a 16545 * downgrade. 16546 */ 16547 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16548 throws PackageManagerException { 16549 if (after.versionCode < before.mVersionCode) { 16550 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16551 "Update version code " + after.versionCode + " is older than current " 16552 + before.mVersionCode); 16553 } else if (after.versionCode == before.mVersionCode) { 16554 if (after.baseRevisionCode < before.baseRevisionCode) { 16555 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16556 "Update base revision code " + after.baseRevisionCode 16557 + " is older than current " + before.baseRevisionCode); 16558 } 16559 16560 if (!ArrayUtils.isEmpty(after.splitNames)) { 16561 for (int i = 0; i < after.splitNames.length; i++) { 16562 final String splitName = after.splitNames[i]; 16563 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16564 if (j != -1) { 16565 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16566 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16567 "Update split " + splitName + " revision code " 16568 + after.splitRevisionCodes[i] + " is older than current " 16569 + before.splitRevisionCodes[j]); 16570 } 16571 } 16572 } 16573 } 16574 } 16575 } 16576 16577 private static class MoveCallbacks extends Handler { 16578 private static final int MSG_CREATED = 1; 16579 private static final int MSG_STATUS_CHANGED = 2; 16580 16581 private final RemoteCallbackList<IPackageMoveObserver> 16582 mCallbacks = new RemoteCallbackList<>(); 16583 16584 private final SparseIntArray mLastStatus = new SparseIntArray(); 16585 16586 public MoveCallbacks(Looper looper) { 16587 super(looper); 16588 } 16589 16590 public void register(IPackageMoveObserver callback) { 16591 mCallbacks.register(callback); 16592 } 16593 16594 public void unregister(IPackageMoveObserver callback) { 16595 mCallbacks.unregister(callback); 16596 } 16597 16598 @Override 16599 public void handleMessage(Message msg) { 16600 final SomeArgs args = (SomeArgs) msg.obj; 16601 final int n = mCallbacks.beginBroadcast(); 16602 for (int i = 0; i < n; i++) { 16603 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16604 try { 16605 invokeCallback(callback, msg.what, args); 16606 } catch (RemoteException ignored) { 16607 } 16608 } 16609 mCallbacks.finishBroadcast(); 16610 args.recycle(); 16611 } 16612 16613 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16614 throws RemoteException { 16615 switch (what) { 16616 case MSG_CREATED: { 16617 callback.onCreated(args.argi1, (Bundle) args.arg2); 16618 break; 16619 } 16620 case MSG_STATUS_CHANGED: { 16621 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16622 break; 16623 } 16624 } 16625 } 16626 16627 private void notifyCreated(int moveId, Bundle extras) { 16628 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16629 16630 final SomeArgs args = SomeArgs.obtain(); 16631 args.argi1 = moveId; 16632 args.arg2 = extras; 16633 obtainMessage(MSG_CREATED, args).sendToTarget(); 16634 } 16635 16636 private void notifyStatusChanged(int moveId, int status) { 16637 notifyStatusChanged(moveId, status, -1); 16638 } 16639 16640 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16641 Slog.v(TAG, "Move " + moveId + " status " + status); 16642 16643 final SomeArgs args = SomeArgs.obtain(); 16644 args.argi1 = moveId; 16645 args.argi2 = status; 16646 args.arg3 = estMillis; 16647 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16648 16649 synchronized (mLastStatus) { 16650 mLastStatus.put(moveId, status); 16651 } 16652 } 16653 } 16654 16655 private final class OnPermissionChangeListeners extends Handler { 16656 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16657 16658 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16659 new RemoteCallbackList<>(); 16660 16661 public OnPermissionChangeListeners(Looper looper) { 16662 super(looper); 16663 } 16664 16665 @Override 16666 public void handleMessage(Message msg) { 16667 switch (msg.what) { 16668 case MSG_ON_PERMISSIONS_CHANGED: { 16669 final int uid = msg.arg1; 16670 handleOnPermissionsChanged(uid); 16671 } break; 16672 } 16673 } 16674 16675 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16676 mPermissionListeners.register(listener); 16677 16678 } 16679 16680 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16681 mPermissionListeners.unregister(listener); 16682 } 16683 16684 public void onPermissionsChanged(int uid) { 16685 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16686 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16687 } 16688 } 16689 16690 private void handleOnPermissionsChanged(int uid) { 16691 final int count = mPermissionListeners.beginBroadcast(); 16692 try { 16693 for (int i = 0; i < count; i++) { 16694 IOnPermissionsChangeListener callback = mPermissionListeners 16695 .getBroadcastItem(i); 16696 try { 16697 callback.onPermissionsChanged(uid); 16698 } catch (RemoteException e) { 16699 Log.e(TAG, "Permission listener is dead", e); 16700 } 16701 } 16702 } finally { 16703 mPermissionListeners.finishBroadcast(); 16704 } 16705 } 16706 } 16707 16708 private class PackageManagerInternalImpl extends PackageManagerInternal { 16709 @Override 16710 public void setLocationPackagesProvider(PackagesProvider provider) { 16711 synchronized (mPackages) { 16712 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16713 } 16714 } 16715 16716 @Override 16717 public void setImePackagesProvider(PackagesProvider provider) { 16718 synchronized (mPackages) { 16719 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16720 } 16721 } 16722 16723 @Override 16724 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16725 synchronized (mPackages) { 16726 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16727 } 16728 } 16729 16730 @Override 16731 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16732 synchronized (mPackages) { 16733 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16734 } 16735 } 16736 16737 @Override 16738 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16739 synchronized (mPackages) { 16740 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16741 } 16742 } 16743 16744 @Override 16745 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 16746 synchronized (mPackages) { 16747 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 16748 } 16749 } 16750 16751 @Override 16752 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16753 synchronized (mPackages) { 16754 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16755 } 16756 } 16757 16758 @Override 16759 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16760 synchronized (mPackages) { 16761 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16762 packageName, userId); 16763 } 16764 } 16765 16766 @Override 16767 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16768 synchronized (mPackages) { 16769 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16770 packageName, userId); 16771 } 16772 } 16773 @Override 16774 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 16775 synchronized (mPackages) { 16776 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 16777 packageName, userId); 16778 } 16779 } 16780 } 16781 16782 @Override 16783 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16784 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16785 synchronized (mPackages) { 16786 final long identity = Binder.clearCallingIdentity(); 16787 try { 16788 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16789 packageNames, userId); 16790 } finally { 16791 Binder.restoreCallingIdentity(identity); 16792 } 16793 } 16794 } 16795 16796 private static void enforceSystemOrPhoneCaller(String tag) { 16797 int callingUid = Binder.getCallingUid(); 16798 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16799 throw new SecurityException( 16800 "Cannot call " + tag + " from UID " + callingUid); 16801 } 16802 } 16803} 16804