PackageManagerService.java revision 673fed99b931ce0efc17b0e549e7842e4775154c
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 33import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 34import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 35import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 36import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 43import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 44import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 48import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 52import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 53import static android.content.pm.PackageManager.INSTALL_INTERNAL; 54import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 55import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 59import static android.content.pm.PackageManager.MATCH_ALL; 60import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 61import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 62import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 63import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 64import static android.content.pm.PackageManager.PERMISSION_DENIED; 65import static android.content.pm.PackageManager.PERMISSION_GRANTED; 66import static android.content.pm.PackageParser.isApkFile; 67import static android.os.Process.PACKAGE_INFO_GID; 68import static android.os.Process.SYSTEM_UID; 69import static android.system.OsConstants.O_CREAT; 70import static android.system.OsConstants.O_RDWR; 71import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 73import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 74import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 75import static com.android.internal.util.ArrayUtils.appendInt; 76import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 77import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 79import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 80import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 81import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 84 85import android.Manifest; 86import android.app.ActivityManager; 87import android.app.ActivityManagerNative; 88import android.app.AppGlobals; 89import android.app.IActivityManager; 90import android.app.admin.IDevicePolicyManager; 91import android.app.backup.IBackupManager; 92import android.app.usage.UsageStats; 93import android.app.usage.UsageStatsManager; 94import android.content.BroadcastReceiver; 95import android.content.ComponentName; 96import android.content.Context; 97import android.content.IIntentReceiver; 98import android.content.Intent; 99import android.content.IntentFilter; 100import android.content.IntentSender; 101import android.content.IntentSender.SendIntentException; 102import android.content.ServiceConnection; 103import android.content.pm.ActivityInfo; 104import android.content.pm.ApplicationInfo; 105import android.content.pm.FeatureInfo; 106import android.content.pm.IOnPermissionsChangeListener; 107import android.content.pm.IPackageDataObserver; 108import android.content.pm.IPackageDeleteObserver; 109import android.content.pm.IPackageDeleteObserver2; 110import android.content.pm.IPackageInstallObserver2; 111import android.content.pm.IPackageInstaller; 112import android.content.pm.IPackageManager; 113import android.content.pm.IPackageMoveObserver; 114import android.content.pm.IPackageStatsObserver; 115import android.content.pm.InstrumentationInfo; 116import android.content.pm.IntentFilterVerificationInfo; 117import android.content.pm.KeySet; 118import android.content.pm.ManifestDigest; 119import android.content.pm.PackageCleanItem; 120import android.content.pm.PackageInfo; 121import android.content.pm.PackageInfoLite; 122import android.content.pm.PackageInstaller; 123import android.content.pm.PackageManager; 124import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 125import android.content.pm.PackageManagerInternal; 126import android.content.pm.PackageParser; 127import android.content.pm.PackageParser.ActivityIntentInfo; 128import android.content.pm.PackageParser.PackageLite; 129import android.content.pm.PackageParser.PackageParserException; 130import android.content.pm.PackageStats; 131import android.content.pm.PackageUserState; 132import android.content.pm.ParceledListSlice; 133import android.content.pm.PermissionGroupInfo; 134import android.content.pm.PermissionInfo; 135import android.content.pm.ProviderInfo; 136import android.content.pm.ResolveInfo; 137import android.content.pm.ServiceInfo; 138import android.content.pm.Signature; 139import android.content.pm.UserInfo; 140import android.content.pm.VerificationParams; 141import android.content.pm.VerifierDeviceIdentity; 142import android.content.pm.VerifierInfo; 143import android.content.res.Resources; 144import android.hardware.display.DisplayManager; 145import android.net.Uri; 146import android.os.Debug; 147import android.os.Binder; 148import android.os.Build; 149import android.os.Bundle; 150import android.os.Environment; 151import android.os.Environment.UserEnvironment; 152import android.os.FileUtils; 153import android.os.Handler; 154import android.os.IBinder; 155import android.os.Looper; 156import android.os.Message; 157import android.os.Parcel; 158import android.os.ParcelFileDescriptor; 159import android.os.Process; 160import android.os.RemoteCallbackList; 161import android.os.RemoteException; 162import android.os.SELinux; 163import android.os.ServiceManager; 164import android.os.SystemClock; 165import android.os.SystemProperties; 166import android.os.UserHandle; 167import android.os.UserManager; 168import android.os.storage.IMountService; 169import android.os.storage.MountServiceInternal; 170import android.os.storage.StorageEventListener; 171import android.os.storage.StorageManager; 172import android.os.storage.VolumeInfo; 173import android.os.storage.VolumeRecord; 174import android.security.KeyStore; 175import android.security.SystemKeyStore; 176import android.system.ErrnoException; 177import android.system.Os; 178import android.system.StructStat; 179import android.text.TextUtils; 180import android.text.format.DateUtils; 181import android.util.ArrayMap; 182import android.util.ArraySet; 183import android.util.AtomicFile; 184import android.util.DisplayMetrics; 185import android.util.EventLog; 186import android.util.ExceptionUtils; 187import android.util.Log; 188import android.util.LogPrinter; 189import android.util.MathUtils; 190import android.util.PrintStreamPrinter; 191import android.util.Slog; 192import android.util.SparseArray; 193import android.util.SparseBooleanArray; 194import android.util.SparseIntArray; 195import android.util.Xml; 196import android.view.Display; 197 198import dalvik.system.DexFile; 199import dalvik.system.VMRuntime; 200 201import libcore.io.IoUtils; 202import libcore.util.EmptyArray; 203 204import com.android.internal.R; 205import com.android.internal.annotations.GuardedBy; 206import com.android.internal.app.IMediaContainerService; 207import com.android.internal.app.ResolverActivity; 208import com.android.internal.content.NativeLibraryHelper; 209import com.android.internal.content.PackageHelper; 210import com.android.internal.os.IParcelFileDescriptorFactory; 211import com.android.internal.os.SomeArgs; 212import com.android.internal.os.Zygote; 213import com.android.internal.util.ArrayUtils; 214import com.android.internal.util.FastPrintWriter; 215import com.android.internal.util.FastXmlSerializer; 216import com.android.internal.util.IndentingPrintWriter; 217import com.android.internal.util.Preconditions; 218import com.android.server.EventLogTags; 219import com.android.server.FgThread; 220import com.android.server.IntentResolver; 221import com.android.server.LocalServices; 222import com.android.server.ServiceThread; 223import com.android.server.SystemConfig; 224import com.android.server.Watchdog; 225import com.android.server.pm.PermissionsState.PermissionState; 226import com.android.server.pm.Settings.DatabaseVersion; 227import com.android.server.pm.Settings.VersionInfo; 228import com.android.server.storage.DeviceStorageMonitorInternal; 229 230import org.xmlpull.v1.XmlPullParser; 231import org.xmlpull.v1.XmlPullParserException; 232import org.xmlpull.v1.XmlSerializer; 233 234import java.io.BufferedInputStream; 235import java.io.BufferedOutputStream; 236import java.io.BufferedReader; 237import java.io.ByteArrayInputStream; 238import java.io.ByteArrayOutputStream; 239import java.io.File; 240import java.io.FileDescriptor; 241import java.io.FileNotFoundException; 242import java.io.FileOutputStream; 243import java.io.FileReader; 244import java.io.FilenameFilter; 245import java.io.IOException; 246import java.io.InputStream; 247import java.io.PrintWriter; 248import java.nio.charset.StandardCharsets; 249import java.security.NoSuchAlgorithmException; 250import java.security.PublicKey; 251import java.security.cert.CertificateEncodingException; 252import java.security.cert.CertificateException; 253import java.text.SimpleDateFormat; 254import java.util.ArrayList; 255import java.util.Arrays; 256import java.util.Collection; 257import java.util.Collections; 258import java.util.Comparator; 259import java.util.Date; 260import java.util.Iterator; 261import java.util.List; 262import java.util.Map; 263import java.util.Objects; 264import java.util.Set; 265import java.util.concurrent.CountDownLatch; 266import java.util.concurrent.TimeUnit; 267import java.util.concurrent.atomic.AtomicBoolean; 268import java.util.concurrent.atomic.AtomicInteger; 269import java.util.concurrent.atomic.AtomicLong; 270 271/** 272 * Keep track of all those .apks everywhere. 273 * 274 * This is very central to the platform's security; please run the unit 275 * tests whenever making modifications here: 276 * 277mmm frameworks/base/tests/AndroidTests 278adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 279adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 280 * 281 * {@hide} 282 */ 283public class PackageManagerService extends IPackageManager.Stub { 284 static final String TAG = "PackageManager"; 285 static final boolean DEBUG_SETTINGS = false; 286 static final boolean DEBUG_PREFERRED = false; 287 static final boolean DEBUG_UPGRADE = false; 288 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 289 private static final boolean DEBUG_BACKUP = false; 290 private static final boolean DEBUG_INSTALL = false; 291 private static final boolean DEBUG_REMOVE = false; 292 private static final boolean DEBUG_BROADCASTS = false; 293 private static final boolean DEBUG_SHOW_INFO = false; 294 private static final boolean DEBUG_PACKAGE_INFO = false; 295 private static final boolean DEBUG_INTENT_MATCHING = false; 296 private static final boolean DEBUG_PACKAGE_SCANNING = false; 297 private static final boolean DEBUG_VERIFY = false; 298 private static final boolean DEBUG_DEXOPT = false; 299 private static final boolean DEBUG_ABI_SELECTION = false; 300 301 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 302 303 private static final int RADIO_UID = Process.PHONE_UID; 304 private static final int LOG_UID = Process.LOG_UID; 305 private static final int NFC_UID = Process.NFC_UID; 306 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 307 private static final int SHELL_UID = Process.SHELL_UID; 308 309 // Cap the size of permission trees that 3rd party apps can define 310 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 311 312 // Suffix used during package installation when copying/moving 313 // package apks to install directory. 314 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 315 316 static final int SCAN_NO_DEX = 1<<1; 317 static final int SCAN_FORCE_DEX = 1<<2; 318 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 319 static final int SCAN_NEW_INSTALL = 1<<4; 320 static final int SCAN_NO_PATHS = 1<<5; 321 static final int SCAN_UPDATE_TIME = 1<<6; 322 static final int SCAN_DEFER_DEX = 1<<7; 323 static final int SCAN_BOOTING = 1<<8; 324 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 325 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 326 static final int SCAN_REPLACING = 1<<11; 327 static final int SCAN_REQUIRE_KNOWN = 1<<12; 328 static final int SCAN_MOVE = 1<<13; 329 static final int SCAN_INITIAL = 1<<14; 330 331 static final int REMOVE_CHATTY = 1<<16; 332 333 private static final int[] EMPTY_INT_ARRAY = new int[0]; 334 335 /** 336 * Timeout (in milliseconds) after which the watchdog should declare that 337 * our handler thread is wedged. The usual default for such things is one 338 * minute but we sometimes do very lengthy I/O operations on this thread, 339 * such as installing multi-gigabyte applications, so ours needs to be longer. 340 */ 341 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 342 343 /** 344 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 345 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 346 * settings entry if available, otherwise we use the hardcoded default. If it's been 347 * more than this long since the last fstrim, we force one during the boot sequence. 348 * 349 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 350 * one gets run at the next available charging+idle time. This final mandatory 351 * no-fstrim check kicks in only of the other scheduling criteria is never met. 352 */ 353 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 354 355 /** 356 * Whether verification is enabled by default. 357 */ 358 private static final boolean DEFAULT_VERIFY_ENABLE = true; 359 360 /** 361 * The default maximum time to wait for the verification agent to return in 362 * milliseconds. 363 */ 364 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 365 366 /** 367 * The default response for package verification timeout. 368 * 369 * This can be either PackageManager.VERIFICATION_ALLOW or 370 * PackageManager.VERIFICATION_REJECT. 371 */ 372 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 373 374 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 375 376 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 377 DEFAULT_CONTAINER_PACKAGE, 378 "com.android.defcontainer.DefaultContainerService"); 379 380 private static final String KILL_APP_REASON_GIDS_CHANGED = 381 "permission grant or revoke changed gids"; 382 383 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 384 "permissions revoked"; 385 386 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 387 388 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 389 390 /** Permission grant: not grant the permission. */ 391 private static final int GRANT_DENIED = 1; 392 393 /** Permission grant: grant the permission as an install permission. */ 394 private static final int GRANT_INSTALL = 2; 395 396 /** Permission grant: grant the permission as an install permission for a legacy app. */ 397 private static final int GRANT_INSTALL_LEGACY = 3; 398 399 /** Permission grant: grant the permission as a runtime one. */ 400 private static final int GRANT_RUNTIME = 4; 401 402 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 403 private static final int GRANT_UPGRADE = 5; 404 405 /** Canonical intent used to identify what counts as a "web browser" app */ 406 private static final Intent sBrowserIntent; 407 static { 408 sBrowserIntent = new Intent(); 409 sBrowserIntent.setAction(Intent.ACTION_VIEW); 410 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 411 sBrowserIntent.setData(Uri.parse("http:")); 412 } 413 414 final ServiceThread mHandlerThread; 415 416 final PackageHandler mHandler; 417 418 /** 419 * Messages for {@link #mHandler} that need to wait for system ready before 420 * being dispatched. 421 */ 422 private ArrayList<Message> mPostSystemReadyMessages; 423 424 final int mSdkVersion = Build.VERSION.SDK_INT; 425 426 final Context mContext; 427 final boolean mFactoryTest; 428 final boolean mOnlyCore; 429 final boolean mLazyDexOpt; 430 final long mDexOptLRUThresholdInMills; 431 final DisplayMetrics mMetrics; 432 final int mDefParseFlags; 433 final String[] mSeparateProcesses; 434 final boolean mIsUpgrade; 435 436 // This is where all application persistent data goes. 437 final File mAppDataDir; 438 439 // This is where all application persistent data goes for secondary users. 440 final File mUserAppDataDir; 441 442 /** The location for ASEC container files on internal storage. */ 443 final String mAsecInternalPath; 444 445 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 446 // LOCK HELD. Can be called with mInstallLock held. 447 @GuardedBy("mInstallLock") 448 final Installer mInstaller; 449 450 /** Directory where installed third-party apps stored */ 451 final File mAppInstallDir; 452 453 /** 454 * Directory to which applications installed internally have their 455 * 32 bit native libraries copied. 456 */ 457 private File mAppLib32InstallDir; 458 459 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 460 // apps. 461 final File mDrmAppPrivateInstallDir; 462 463 // ---------------------------------------------------------------- 464 465 // Lock for state used when installing and doing other long running 466 // operations. Methods that must be called with this lock held have 467 // the suffix "LI". 468 final Object mInstallLock = new Object(); 469 470 // ---------------------------------------------------------------- 471 472 // Keys are String (package name), values are Package. This also serves 473 // as the lock for the global state. Methods that must be called with 474 // this lock held have the prefix "LP". 475 @GuardedBy("mPackages") 476 final ArrayMap<String, PackageParser.Package> mPackages = 477 new ArrayMap<String, PackageParser.Package>(); 478 479 // Tracks available target package names -> overlay package paths. 480 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 481 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 482 483 /** 484 * Tracks new system packages [receiving in an OTA] that we expect to 485 * find updated user-installed versions. Keys are package name, values 486 * are package location. 487 */ 488 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 489 490 final Settings mSettings; 491 boolean mRestoredSettings; 492 493 // System configuration read by SystemConfig. 494 final int[] mGlobalGids; 495 final SparseArray<ArraySet<String>> mSystemPermissions; 496 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 497 498 // If mac_permissions.xml was found for seinfo labeling. 499 boolean mFoundPolicyFile; 500 501 // If a recursive restorecon of /data/data/<pkg> is needed. 502 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 503 504 public static final class SharedLibraryEntry { 505 public final String path; 506 public final String apk; 507 508 SharedLibraryEntry(String _path, String _apk) { 509 path = _path; 510 apk = _apk; 511 } 512 } 513 514 // Currently known shared libraries. 515 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 516 new ArrayMap<String, SharedLibraryEntry>(); 517 518 // All available activities, for your resolving pleasure. 519 final ActivityIntentResolver mActivities = 520 new ActivityIntentResolver(); 521 522 // All available receivers, for your resolving pleasure. 523 final ActivityIntentResolver mReceivers = 524 new ActivityIntentResolver(); 525 526 // All available services, for your resolving pleasure. 527 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 528 529 // All available providers, for your resolving pleasure. 530 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 531 532 // Mapping from provider base names (first directory in content URI codePath) 533 // to the provider information. 534 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 535 new ArrayMap<String, PackageParser.Provider>(); 536 537 // Mapping from instrumentation class names to info about them. 538 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 539 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 540 541 // Mapping from permission names to info about them. 542 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 543 new ArrayMap<String, PackageParser.PermissionGroup>(); 544 545 // Packages whose data we have transfered into another package, thus 546 // should no longer exist. 547 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 548 549 // Broadcast actions that are only available to the system. 550 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 551 552 /** List of packages waiting for verification. */ 553 final SparseArray<PackageVerificationState> mPendingVerification 554 = new SparseArray<PackageVerificationState>(); 555 556 /** Set of packages associated with each app op permission. */ 557 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 558 559 final PackageInstallerService mInstallerService; 560 561 private final PackageDexOptimizer mPackageDexOptimizer; 562 563 private AtomicInteger mNextMoveId = new AtomicInteger(); 564 private final MoveCallbacks mMoveCallbacks; 565 566 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 567 568 // Cache of users who need badging. 569 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 570 571 /** Token for keys in mPendingVerification. */ 572 private int mPendingVerificationToken = 0; 573 574 volatile boolean mSystemReady; 575 volatile boolean mSafeMode; 576 volatile boolean mHasSystemUidErrors; 577 578 ApplicationInfo mAndroidApplication; 579 final ActivityInfo mResolveActivity = new ActivityInfo(); 580 final ResolveInfo mResolveInfo = new ResolveInfo(); 581 ComponentName mResolveComponentName; 582 PackageParser.Package mPlatformPackage; 583 ComponentName mCustomResolverComponentName; 584 585 boolean mResolverReplaced = false; 586 587 private final ComponentName mIntentFilterVerifierComponent; 588 private int mIntentFilterVerificationToken = 0; 589 590 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 591 = new SparseArray<IntentFilterVerificationState>(); 592 593 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 594 new DefaultPermissionGrantPolicy(this); 595 596 private static class IFVerificationParams { 597 PackageParser.Package pkg; 598 boolean replacing; 599 int userId; 600 int verifierUid; 601 602 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 603 int _userId, int _verifierUid) { 604 pkg = _pkg; 605 replacing = _replacing; 606 userId = _userId; 607 replacing = _replacing; 608 verifierUid = _verifierUid; 609 } 610 } 611 612 private interface IntentFilterVerifier<T extends IntentFilter> { 613 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 614 T filter, String packageName); 615 void startVerifications(int userId); 616 void receiveVerificationResponse(int verificationId); 617 } 618 619 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 620 private Context mContext; 621 private ComponentName mIntentFilterVerifierComponent; 622 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 623 624 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 625 mContext = context; 626 mIntentFilterVerifierComponent = verifierComponent; 627 } 628 629 private String getDefaultScheme() { 630 return IntentFilter.SCHEME_HTTPS; 631 } 632 633 @Override 634 public void startVerifications(int userId) { 635 // Launch verifications requests 636 int count = mCurrentIntentFilterVerifications.size(); 637 for (int n=0; n<count; n++) { 638 int verificationId = mCurrentIntentFilterVerifications.get(n); 639 final IntentFilterVerificationState ivs = 640 mIntentFilterVerificationStates.get(verificationId); 641 642 String packageName = ivs.getPackageName(); 643 644 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 645 final int filterCount = filters.size(); 646 ArraySet<String> domainsSet = new ArraySet<>(); 647 for (int m=0; m<filterCount; m++) { 648 PackageParser.ActivityIntentInfo filter = filters.get(m); 649 domainsSet.addAll(filter.getHostsList()); 650 } 651 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 652 synchronized (mPackages) { 653 if (mSettings.createIntentFilterVerificationIfNeededLPw( 654 packageName, domainsList) != null) { 655 scheduleWriteSettingsLocked(); 656 } 657 } 658 sendVerificationRequest(userId, verificationId, ivs); 659 } 660 mCurrentIntentFilterVerifications.clear(); 661 } 662 663 private void sendVerificationRequest(int userId, int verificationId, 664 IntentFilterVerificationState ivs) { 665 666 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 667 verificationIntent.putExtra( 668 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 669 verificationId); 670 verificationIntent.putExtra( 671 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 672 getDefaultScheme()); 673 verificationIntent.putExtra( 674 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 675 ivs.getHostsString()); 676 verificationIntent.putExtra( 677 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 678 ivs.getPackageName()); 679 verificationIntent.setComponent(mIntentFilterVerifierComponent); 680 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 681 682 UserHandle user = new UserHandle(userId); 683 mContext.sendBroadcastAsUser(verificationIntent, user); 684 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 685 "Sending IntentFilter verification broadcast"); 686 } 687 688 public void receiveVerificationResponse(int verificationId) { 689 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 690 691 final boolean verified = ivs.isVerified(); 692 693 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 694 final int count = filters.size(); 695 if (DEBUG_DOMAIN_VERIFICATION) { 696 Slog.i(TAG, "Received verification response " + verificationId 697 + " for " + count + " filters, verified=" + verified); 698 } 699 for (int n=0; n<count; n++) { 700 PackageParser.ActivityIntentInfo filter = filters.get(n); 701 filter.setVerified(verified); 702 703 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 704 + " verified with result:" + verified + " and hosts:" 705 + ivs.getHostsString()); 706 } 707 708 mIntentFilterVerificationStates.remove(verificationId); 709 710 final String packageName = ivs.getPackageName(); 711 IntentFilterVerificationInfo ivi = null; 712 713 synchronized (mPackages) { 714 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 715 } 716 if (ivi == null) { 717 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 718 + verificationId + " packageName:" + packageName); 719 return; 720 } 721 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 722 "Updating IntentFilterVerificationInfo for package " + packageName 723 +" verificationId:" + verificationId); 724 725 synchronized (mPackages) { 726 if (verified) { 727 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 728 } else { 729 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 730 } 731 scheduleWriteSettingsLocked(); 732 733 final int userId = ivs.getUserId(); 734 if (userId != UserHandle.USER_ALL) { 735 final int userStatus = 736 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 737 738 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 739 boolean needUpdate = false; 740 741 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 742 // already been set by the User thru the Disambiguation dialog 743 switch (userStatus) { 744 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 745 if (verified) { 746 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 747 } else { 748 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 749 } 750 needUpdate = true; 751 break; 752 753 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 754 if (verified) { 755 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 756 needUpdate = true; 757 } 758 break; 759 760 default: 761 // Nothing to do 762 } 763 764 if (needUpdate) { 765 mSettings.updateIntentFilterVerificationStatusLPw( 766 packageName, updatedStatus, userId); 767 scheduleWritePackageRestrictionsLocked(userId); 768 } 769 } 770 } 771 } 772 773 @Override 774 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 775 ActivityIntentInfo filter, String packageName) { 776 if (!hasValidDomains(filter)) { 777 return false; 778 } 779 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 780 if (ivs == null) { 781 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 782 packageName); 783 } 784 if (DEBUG_DOMAIN_VERIFICATION) { 785 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 786 } 787 ivs.addFilter(filter); 788 return true; 789 } 790 791 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 792 int userId, int verificationId, String packageName) { 793 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 794 verifierUid, userId, packageName); 795 ivs.setPendingState(); 796 synchronized (mPackages) { 797 mIntentFilterVerificationStates.append(verificationId, ivs); 798 mCurrentIntentFilterVerifications.add(verificationId); 799 } 800 return ivs; 801 } 802 } 803 804 private static boolean hasValidDomains(ActivityIntentInfo filter) { 805 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 806 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 807 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 808 } 809 810 private IntentFilterVerifier mIntentFilterVerifier; 811 812 // Set of pending broadcasts for aggregating enable/disable of components. 813 static class PendingPackageBroadcasts { 814 // for each user id, a map of <package name -> components within that package> 815 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 816 817 public PendingPackageBroadcasts() { 818 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 819 } 820 821 public ArrayList<String> get(int userId, String packageName) { 822 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 823 return packages.get(packageName); 824 } 825 826 public void put(int userId, String packageName, ArrayList<String> components) { 827 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 828 packages.put(packageName, components); 829 } 830 831 public void remove(int userId, String packageName) { 832 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 833 if (packages != null) { 834 packages.remove(packageName); 835 } 836 } 837 838 public void remove(int userId) { 839 mUidMap.remove(userId); 840 } 841 842 public int userIdCount() { 843 return mUidMap.size(); 844 } 845 846 public int userIdAt(int n) { 847 return mUidMap.keyAt(n); 848 } 849 850 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 851 return mUidMap.get(userId); 852 } 853 854 public int size() { 855 // total number of pending broadcast entries across all userIds 856 int num = 0; 857 for (int i = 0; i< mUidMap.size(); i++) { 858 num += mUidMap.valueAt(i).size(); 859 } 860 return num; 861 } 862 863 public void clear() { 864 mUidMap.clear(); 865 } 866 867 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 868 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 869 if (map == null) { 870 map = new ArrayMap<String, ArrayList<String>>(); 871 mUidMap.put(userId, map); 872 } 873 return map; 874 } 875 } 876 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 877 878 // Service Connection to remote media container service to copy 879 // package uri's from external media onto secure containers 880 // or internal storage. 881 private IMediaContainerService mContainerService = null; 882 883 static final int SEND_PENDING_BROADCAST = 1; 884 static final int MCS_BOUND = 3; 885 static final int END_COPY = 4; 886 static final int INIT_COPY = 5; 887 static final int MCS_UNBIND = 6; 888 static final int START_CLEANING_PACKAGE = 7; 889 static final int FIND_INSTALL_LOC = 8; 890 static final int POST_INSTALL = 9; 891 static final int MCS_RECONNECT = 10; 892 static final int MCS_GIVE_UP = 11; 893 static final int UPDATED_MEDIA_STATUS = 12; 894 static final int WRITE_SETTINGS = 13; 895 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 896 static final int PACKAGE_VERIFIED = 15; 897 static final int CHECK_PENDING_VERIFICATION = 16; 898 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 899 static final int INTENT_FILTER_VERIFIED = 18; 900 901 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 902 903 // Delay time in millisecs 904 static final int BROADCAST_DELAY = 10 * 1000; 905 906 static UserManagerService sUserManager; 907 908 // Stores a list of users whose package restrictions file needs to be updated 909 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 910 911 final private DefaultContainerConnection mDefContainerConn = 912 new DefaultContainerConnection(); 913 class DefaultContainerConnection implements ServiceConnection { 914 public void onServiceConnected(ComponentName name, IBinder service) { 915 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 916 IMediaContainerService imcs = 917 IMediaContainerService.Stub.asInterface(service); 918 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 919 } 920 921 public void onServiceDisconnected(ComponentName name) { 922 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 923 } 924 } 925 926 // Recordkeeping of restore-after-install operations that are currently in flight 927 // between the Package Manager and the Backup Manager 928 class PostInstallData { 929 public InstallArgs args; 930 public PackageInstalledInfo res; 931 932 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 933 args = _a; 934 res = _r; 935 } 936 } 937 938 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 939 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 940 941 // XML tags for backup/restore of various bits of state 942 private static final String TAG_PREFERRED_BACKUP = "pa"; 943 private static final String TAG_DEFAULT_APPS = "da"; 944 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 945 946 final String mRequiredVerifierPackage; 947 final String mRequiredInstallerPackage; 948 949 private final PackageUsage mPackageUsage = new PackageUsage(); 950 951 private class PackageUsage { 952 private static final int WRITE_INTERVAL 953 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 954 955 private final Object mFileLock = new Object(); 956 private final AtomicLong mLastWritten = new AtomicLong(0); 957 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 958 959 private boolean mIsHistoricalPackageUsageAvailable = true; 960 961 boolean isHistoricalPackageUsageAvailable() { 962 return mIsHistoricalPackageUsageAvailable; 963 } 964 965 void write(boolean force) { 966 if (force) { 967 writeInternal(); 968 return; 969 } 970 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 971 && !DEBUG_DEXOPT) { 972 return; 973 } 974 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 975 new Thread("PackageUsage_DiskWriter") { 976 @Override 977 public void run() { 978 try { 979 writeInternal(); 980 } finally { 981 mBackgroundWriteRunning.set(false); 982 } 983 } 984 }.start(); 985 } 986 } 987 988 private void writeInternal() { 989 synchronized (mPackages) { 990 synchronized (mFileLock) { 991 AtomicFile file = getFile(); 992 FileOutputStream f = null; 993 try { 994 f = file.startWrite(); 995 BufferedOutputStream out = new BufferedOutputStream(f); 996 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 997 StringBuilder sb = new StringBuilder(); 998 for (PackageParser.Package pkg : mPackages.values()) { 999 if (pkg.mLastPackageUsageTimeInMills == 0) { 1000 continue; 1001 } 1002 sb.setLength(0); 1003 sb.append(pkg.packageName); 1004 sb.append(' '); 1005 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1006 sb.append('\n'); 1007 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1008 } 1009 out.flush(); 1010 file.finishWrite(f); 1011 } catch (IOException e) { 1012 if (f != null) { 1013 file.failWrite(f); 1014 } 1015 Log.e(TAG, "Failed to write package usage times", e); 1016 } 1017 } 1018 } 1019 mLastWritten.set(SystemClock.elapsedRealtime()); 1020 } 1021 1022 void readLP() { 1023 synchronized (mFileLock) { 1024 AtomicFile file = getFile(); 1025 BufferedInputStream in = null; 1026 try { 1027 in = new BufferedInputStream(file.openRead()); 1028 StringBuffer sb = new StringBuffer(); 1029 while (true) { 1030 String packageName = readToken(in, sb, ' '); 1031 if (packageName == null) { 1032 break; 1033 } 1034 String timeInMillisString = readToken(in, sb, '\n'); 1035 if (timeInMillisString == null) { 1036 throw new IOException("Failed to find last usage time for package " 1037 + packageName); 1038 } 1039 PackageParser.Package pkg = mPackages.get(packageName); 1040 if (pkg == null) { 1041 continue; 1042 } 1043 long timeInMillis; 1044 try { 1045 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1046 } catch (NumberFormatException e) { 1047 throw new IOException("Failed to parse " + timeInMillisString 1048 + " as a long.", e); 1049 } 1050 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1051 } 1052 } catch (FileNotFoundException expected) { 1053 mIsHistoricalPackageUsageAvailable = false; 1054 } catch (IOException e) { 1055 Log.w(TAG, "Failed to read package usage times", e); 1056 } finally { 1057 IoUtils.closeQuietly(in); 1058 } 1059 } 1060 mLastWritten.set(SystemClock.elapsedRealtime()); 1061 } 1062 1063 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1064 throws IOException { 1065 sb.setLength(0); 1066 while (true) { 1067 int ch = in.read(); 1068 if (ch == -1) { 1069 if (sb.length() == 0) { 1070 return null; 1071 } 1072 throw new IOException("Unexpected EOF"); 1073 } 1074 if (ch == endOfToken) { 1075 return sb.toString(); 1076 } 1077 sb.append((char)ch); 1078 } 1079 } 1080 1081 private AtomicFile getFile() { 1082 File dataDir = Environment.getDataDirectory(); 1083 File systemDir = new File(dataDir, "system"); 1084 File fname = new File(systemDir, "package-usage.list"); 1085 return new AtomicFile(fname); 1086 } 1087 } 1088 1089 class PackageHandler extends Handler { 1090 private boolean mBound = false; 1091 final ArrayList<HandlerParams> mPendingInstalls = 1092 new ArrayList<HandlerParams>(); 1093 1094 private boolean connectToService() { 1095 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1096 " DefaultContainerService"); 1097 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1098 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1099 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1100 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1101 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1102 mBound = true; 1103 return true; 1104 } 1105 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1106 return false; 1107 } 1108 1109 private void disconnectService() { 1110 mContainerService = null; 1111 mBound = false; 1112 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1113 mContext.unbindService(mDefContainerConn); 1114 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1115 } 1116 1117 PackageHandler(Looper looper) { 1118 super(looper); 1119 } 1120 1121 public void handleMessage(Message msg) { 1122 try { 1123 doHandleMessage(msg); 1124 } finally { 1125 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1126 } 1127 } 1128 1129 void doHandleMessage(Message msg) { 1130 switch (msg.what) { 1131 case INIT_COPY: { 1132 HandlerParams params = (HandlerParams) msg.obj; 1133 int idx = mPendingInstalls.size(); 1134 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1135 // If a bind was already initiated we dont really 1136 // need to do anything. The pending install 1137 // will be processed later on. 1138 if (!mBound) { 1139 // If this is the only one pending we might 1140 // have to bind to the service again. 1141 if (!connectToService()) { 1142 Slog.e(TAG, "Failed to bind to media container service"); 1143 params.serviceError(); 1144 return; 1145 } else { 1146 // Once we bind to the service, the first 1147 // pending request will be processed. 1148 mPendingInstalls.add(idx, params); 1149 } 1150 } else { 1151 mPendingInstalls.add(idx, params); 1152 // Already bound to the service. Just make 1153 // sure we trigger off processing the first request. 1154 if (idx == 0) { 1155 mHandler.sendEmptyMessage(MCS_BOUND); 1156 } 1157 } 1158 break; 1159 } 1160 case MCS_BOUND: { 1161 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1162 if (msg.obj != null) { 1163 mContainerService = (IMediaContainerService) msg.obj; 1164 } 1165 if (mContainerService == null) { 1166 if (!mBound) { 1167 // Something seriously wrong since we are not bound and we are not 1168 // waiting for connection. Bail out. 1169 Slog.e(TAG, "Cannot bind to media container service"); 1170 for (HandlerParams params : mPendingInstalls) { 1171 // Indicate service bind error 1172 params.serviceError(); 1173 } 1174 mPendingInstalls.clear(); 1175 } else { 1176 Slog.w(TAG, "Waiting to connect to media container service"); 1177 } 1178 } else if (mPendingInstalls.size() > 0) { 1179 HandlerParams params = mPendingInstalls.get(0); 1180 if (params != null) { 1181 if (params.startCopy()) { 1182 // We are done... look for more work or to 1183 // go idle. 1184 if (DEBUG_SD_INSTALL) Log.i(TAG, 1185 "Checking for more work or unbind..."); 1186 // Delete pending install 1187 if (mPendingInstalls.size() > 0) { 1188 mPendingInstalls.remove(0); 1189 } 1190 if (mPendingInstalls.size() == 0) { 1191 if (mBound) { 1192 if (DEBUG_SD_INSTALL) Log.i(TAG, 1193 "Posting delayed MCS_UNBIND"); 1194 removeMessages(MCS_UNBIND); 1195 Message ubmsg = obtainMessage(MCS_UNBIND); 1196 // Unbind after a little delay, to avoid 1197 // continual thrashing. 1198 sendMessageDelayed(ubmsg, 10000); 1199 } 1200 } else { 1201 // There are more pending requests in queue. 1202 // Just post MCS_BOUND message to trigger processing 1203 // of next pending install. 1204 if (DEBUG_SD_INSTALL) Log.i(TAG, 1205 "Posting MCS_BOUND for next work"); 1206 mHandler.sendEmptyMessage(MCS_BOUND); 1207 } 1208 } 1209 } 1210 } else { 1211 // Should never happen ideally. 1212 Slog.w(TAG, "Empty queue"); 1213 } 1214 break; 1215 } 1216 case MCS_RECONNECT: { 1217 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1218 if (mPendingInstalls.size() > 0) { 1219 if (mBound) { 1220 disconnectService(); 1221 } 1222 if (!connectToService()) { 1223 Slog.e(TAG, "Failed to bind to media container service"); 1224 for (HandlerParams params : mPendingInstalls) { 1225 // Indicate service bind error 1226 params.serviceError(); 1227 } 1228 mPendingInstalls.clear(); 1229 } 1230 } 1231 break; 1232 } 1233 case MCS_UNBIND: { 1234 // If there is no actual work left, then time to unbind. 1235 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1236 1237 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1238 if (mBound) { 1239 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1240 1241 disconnectService(); 1242 } 1243 } else if (mPendingInstalls.size() > 0) { 1244 // There are more pending requests in queue. 1245 // Just post MCS_BOUND message to trigger processing 1246 // of next pending install. 1247 mHandler.sendEmptyMessage(MCS_BOUND); 1248 } 1249 1250 break; 1251 } 1252 case MCS_GIVE_UP: { 1253 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1254 mPendingInstalls.remove(0); 1255 break; 1256 } 1257 case SEND_PENDING_BROADCAST: { 1258 String packages[]; 1259 ArrayList<String> components[]; 1260 int size = 0; 1261 int uids[]; 1262 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1263 synchronized (mPackages) { 1264 if (mPendingBroadcasts == null) { 1265 return; 1266 } 1267 size = mPendingBroadcasts.size(); 1268 if (size <= 0) { 1269 // Nothing to be done. Just return 1270 return; 1271 } 1272 packages = new String[size]; 1273 components = new ArrayList[size]; 1274 uids = new int[size]; 1275 int i = 0; // filling out the above arrays 1276 1277 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1278 int packageUserId = mPendingBroadcasts.userIdAt(n); 1279 Iterator<Map.Entry<String, ArrayList<String>>> it 1280 = mPendingBroadcasts.packagesForUserId(packageUserId) 1281 .entrySet().iterator(); 1282 while (it.hasNext() && i < size) { 1283 Map.Entry<String, ArrayList<String>> ent = it.next(); 1284 packages[i] = ent.getKey(); 1285 components[i] = ent.getValue(); 1286 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1287 uids[i] = (ps != null) 1288 ? UserHandle.getUid(packageUserId, ps.appId) 1289 : -1; 1290 i++; 1291 } 1292 } 1293 size = i; 1294 mPendingBroadcasts.clear(); 1295 } 1296 // Send broadcasts 1297 for (int i = 0; i < size; i++) { 1298 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1299 } 1300 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1301 break; 1302 } 1303 case START_CLEANING_PACKAGE: { 1304 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1305 final String packageName = (String)msg.obj; 1306 final int userId = msg.arg1; 1307 final boolean andCode = msg.arg2 != 0; 1308 synchronized (mPackages) { 1309 if (userId == UserHandle.USER_ALL) { 1310 int[] users = sUserManager.getUserIds(); 1311 for (int user : users) { 1312 mSettings.addPackageToCleanLPw( 1313 new PackageCleanItem(user, packageName, andCode)); 1314 } 1315 } else { 1316 mSettings.addPackageToCleanLPw( 1317 new PackageCleanItem(userId, packageName, andCode)); 1318 } 1319 } 1320 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1321 startCleaningPackages(); 1322 } break; 1323 case POST_INSTALL: { 1324 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1325 PostInstallData data = mRunningInstalls.get(msg.arg1); 1326 mRunningInstalls.delete(msg.arg1); 1327 boolean deleteOld = false; 1328 1329 if (data != null) { 1330 InstallArgs args = data.args; 1331 PackageInstalledInfo res = data.res; 1332 1333 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1334 final String packageName = res.pkg.applicationInfo.packageName; 1335 res.removedInfo.sendBroadcast(false, true, false); 1336 Bundle extras = new Bundle(1); 1337 extras.putInt(Intent.EXTRA_UID, res.uid); 1338 1339 // Now that we successfully installed the package, grant runtime 1340 // permissions if requested before broadcasting the install. 1341 if ((args.installFlags 1342 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1343 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1344 args.installGrantPermissions); 1345 } 1346 1347 // Determine the set of users who are adding this 1348 // package for the first time vs. those who are seeing 1349 // an update. 1350 int[] firstUsers; 1351 int[] updateUsers = new int[0]; 1352 if (res.origUsers == null || res.origUsers.length == 0) { 1353 firstUsers = res.newUsers; 1354 } else { 1355 firstUsers = new int[0]; 1356 for (int i=0; i<res.newUsers.length; i++) { 1357 int user = res.newUsers[i]; 1358 boolean isNew = true; 1359 for (int j=0; j<res.origUsers.length; j++) { 1360 if (res.origUsers[j] == user) { 1361 isNew = false; 1362 break; 1363 } 1364 } 1365 if (isNew) { 1366 int[] newFirst = new int[firstUsers.length+1]; 1367 System.arraycopy(firstUsers, 0, newFirst, 0, 1368 firstUsers.length); 1369 newFirst[firstUsers.length] = user; 1370 firstUsers = newFirst; 1371 } else { 1372 int[] newUpdate = new int[updateUsers.length+1]; 1373 System.arraycopy(updateUsers, 0, newUpdate, 0, 1374 updateUsers.length); 1375 newUpdate[updateUsers.length] = user; 1376 updateUsers = newUpdate; 1377 } 1378 } 1379 } 1380 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1381 packageName, extras, null, null, firstUsers); 1382 final boolean update = res.removedInfo.removedPackage != null; 1383 if (update) { 1384 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1385 } 1386 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1387 packageName, extras, null, null, updateUsers); 1388 if (update) { 1389 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1390 packageName, extras, null, null, updateUsers); 1391 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1392 null, null, packageName, null, updateUsers); 1393 1394 // treat asec-hosted packages like removable media on upgrade 1395 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1396 if (DEBUG_INSTALL) { 1397 Slog.i(TAG, "upgrading pkg " + res.pkg 1398 + " is ASEC-hosted -> AVAILABLE"); 1399 } 1400 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1401 ArrayList<String> pkgList = new ArrayList<String>(1); 1402 pkgList.add(packageName); 1403 sendResourcesChangedBroadcast(true, true, 1404 pkgList,uidArray, null); 1405 } 1406 } 1407 if (res.removedInfo.args != null) { 1408 // Remove the replaced package's older resources safely now 1409 deleteOld = true; 1410 } 1411 1412 // If this app is a browser and it's newly-installed for some 1413 // users, clear any default-browser state in those users 1414 if (firstUsers.length > 0) { 1415 // the app's nature doesn't depend on the user, so we can just 1416 // check its browser nature in any user and generalize. 1417 if (packageIsBrowser(packageName, firstUsers[0])) { 1418 synchronized (mPackages) { 1419 for (int userId : firstUsers) { 1420 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1421 } 1422 } 1423 } 1424 } 1425 // Log current value of "unknown sources" setting 1426 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1427 getUnknownSourcesSettings()); 1428 } 1429 // Force a gc to clear up things 1430 Runtime.getRuntime().gc(); 1431 // We delete after a gc for applications on sdcard. 1432 if (deleteOld) { 1433 synchronized (mInstallLock) { 1434 res.removedInfo.args.doPostDeleteLI(true); 1435 } 1436 } 1437 if (args.observer != null) { 1438 try { 1439 Bundle extras = extrasForInstallResult(res); 1440 args.observer.onPackageInstalled(res.name, res.returnCode, 1441 res.returnMsg, extras); 1442 } catch (RemoteException e) { 1443 Slog.i(TAG, "Observer no longer exists."); 1444 } 1445 } 1446 } else { 1447 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1448 } 1449 } break; 1450 case UPDATED_MEDIA_STATUS: { 1451 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1452 boolean reportStatus = msg.arg1 == 1; 1453 boolean doGc = msg.arg2 == 1; 1454 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1455 if (doGc) { 1456 // Force a gc to clear up stale containers. 1457 Runtime.getRuntime().gc(); 1458 } 1459 if (msg.obj != null) { 1460 @SuppressWarnings("unchecked") 1461 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1462 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1463 // Unload containers 1464 unloadAllContainers(args); 1465 } 1466 if (reportStatus) { 1467 try { 1468 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1469 PackageHelper.getMountService().finishMediaUpdate(); 1470 } catch (RemoteException e) { 1471 Log.e(TAG, "MountService not running?"); 1472 } 1473 } 1474 } break; 1475 case WRITE_SETTINGS: { 1476 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1477 synchronized (mPackages) { 1478 removeMessages(WRITE_SETTINGS); 1479 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1480 mSettings.writeLPr(); 1481 mDirtyUsers.clear(); 1482 } 1483 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1484 } break; 1485 case WRITE_PACKAGE_RESTRICTIONS: { 1486 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1487 synchronized (mPackages) { 1488 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1489 for (int userId : mDirtyUsers) { 1490 mSettings.writePackageRestrictionsLPr(userId); 1491 } 1492 mDirtyUsers.clear(); 1493 } 1494 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1495 } break; 1496 case CHECK_PENDING_VERIFICATION: { 1497 final int verificationId = msg.arg1; 1498 final PackageVerificationState state = mPendingVerification.get(verificationId); 1499 1500 if ((state != null) && !state.timeoutExtended()) { 1501 final InstallArgs args = state.getInstallArgs(); 1502 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1503 1504 Slog.i(TAG, "Verification timed out for " + originUri); 1505 mPendingVerification.remove(verificationId); 1506 1507 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1508 1509 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1510 Slog.i(TAG, "Continuing with installation of " + originUri); 1511 state.setVerifierResponse(Binder.getCallingUid(), 1512 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1513 broadcastPackageVerified(verificationId, originUri, 1514 PackageManager.VERIFICATION_ALLOW, 1515 state.getInstallArgs().getUser()); 1516 try { 1517 ret = args.copyApk(mContainerService, true); 1518 } catch (RemoteException e) { 1519 Slog.e(TAG, "Could not contact the ContainerService"); 1520 } 1521 } else { 1522 broadcastPackageVerified(verificationId, originUri, 1523 PackageManager.VERIFICATION_REJECT, 1524 state.getInstallArgs().getUser()); 1525 } 1526 1527 processPendingInstall(args, ret); 1528 mHandler.sendEmptyMessage(MCS_UNBIND); 1529 } 1530 break; 1531 } 1532 case PACKAGE_VERIFIED: { 1533 final int verificationId = msg.arg1; 1534 1535 final PackageVerificationState state = mPendingVerification.get(verificationId); 1536 if (state == null) { 1537 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1538 break; 1539 } 1540 1541 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1542 1543 state.setVerifierResponse(response.callerUid, response.code); 1544 1545 if (state.isVerificationComplete()) { 1546 mPendingVerification.remove(verificationId); 1547 1548 final InstallArgs args = state.getInstallArgs(); 1549 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1550 1551 int ret; 1552 if (state.isInstallAllowed()) { 1553 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1554 broadcastPackageVerified(verificationId, originUri, 1555 response.code, state.getInstallArgs().getUser()); 1556 try { 1557 ret = args.copyApk(mContainerService, true); 1558 } catch (RemoteException e) { 1559 Slog.e(TAG, "Could not contact the ContainerService"); 1560 } 1561 } else { 1562 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1563 } 1564 1565 processPendingInstall(args, ret); 1566 1567 mHandler.sendEmptyMessage(MCS_UNBIND); 1568 } 1569 1570 break; 1571 } 1572 case START_INTENT_FILTER_VERIFICATIONS: { 1573 IFVerificationParams params = (IFVerificationParams) msg.obj; 1574 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1575 params.replacing, params.pkg); 1576 break; 1577 } 1578 case INTENT_FILTER_VERIFIED: { 1579 final int verificationId = msg.arg1; 1580 1581 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1582 verificationId); 1583 if (state == null) { 1584 Slog.w(TAG, "Invalid IntentFilter verification token " 1585 + verificationId + " received"); 1586 break; 1587 } 1588 1589 final int userId = state.getUserId(); 1590 1591 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1592 "Processing IntentFilter verification with token:" 1593 + verificationId + " and userId:" + userId); 1594 1595 final IntentFilterVerificationResponse response = 1596 (IntentFilterVerificationResponse) msg.obj; 1597 1598 state.setVerifierResponse(response.callerUid, response.code); 1599 1600 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1601 "IntentFilter verification with token:" + verificationId 1602 + " and userId:" + userId 1603 + " is settings verifier response with response code:" 1604 + response.code); 1605 1606 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1607 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1608 + response.getFailedDomainsString()); 1609 } 1610 1611 if (state.isVerificationComplete()) { 1612 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1613 } else { 1614 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1615 "IntentFilter verification with token:" + verificationId 1616 + " was not said to be complete"); 1617 } 1618 1619 break; 1620 } 1621 } 1622 } 1623 } 1624 1625 private StorageEventListener mStorageListener = new StorageEventListener() { 1626 @Override 1627 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1628 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1629 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1630 final String volumeUuid = vol.getFsUuid(); 1631 1632 // Clean up any users or apps that were removed or recreated 1633 // while this volume was missing 1634 reconcileUsers(volumeUuid); 1635 reconcileApps(volumeUuid); 1636 1637 // Clean up any install sessions that expired or were 1638 // cancelled while this volume was missing 1639 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1640 1641 loadPrivatePackages(vol); 1642 1643 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1644 unloadPrivatePackages(vol); 1645 } 1646 } 1647 1648 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1649 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1650 updateExternalMediaStatus(true, false); 1651 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1652 updateExternalMediaStatus(false, false); 1653 } 1654 } 1655 } 1656 1657 @Override 1658 public void onVolumeForgotten(String fsUuid) { 1659 if (TextUtils.isEmpty(fsUuid)) { 1660 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1661 return; 1662 } 1663 1664 // Remove any apps installed on the forgotten volume 1665 synchronized (mPackages) { 1666 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1667 for (PackageSetting ps : packages) { 1668 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1669 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1670 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1671 } 1672 1673 mSettings.onVolumeForgotten(fsUuid); 1674 mSettings.writeLPr(); 1675 } 1676 } 1677 }; 1678 1679 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1680 String[] grantedPermissions) { 1681 if (userId >= UserHandle.USER_OWNER) { 1682 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1683 } else if (userId == UserHandle.USER_ALL) { 1684 final int[] userIds; 1685 synchronized (mPackages) { 1686 userIds = UserManagerService.getInstance().getUserIds(); 1687 } 1688 for (int someUserId : userIds) { 1689 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1690 } 1691 } 1692 1693 // We could have touched GID membership, so flush out packages.list 1694 synchronized (mPackages) { 1695 mSettings.writePackageListLPr(); 1696 } 1697 } 1698 1699 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1700 String[] grantedPermissions) { 1701 SettingBase sb = (SettingBase) pkg.mExtras; 1702 if (sb == null) { 1703 return; 1704 } 1705 1706 PermissionsState permissionsState = sb.getPermissionsState(); 1707 1708 for (String permission : pkg.requestedPermissions) { 1709 BasePermission bp = mSettings.mPermissions.get(permission); 1710 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1711 || ArrayUtils.contains(grantedPermissions, permission))) { 1712 permissionsState.grantRuntimePermission(bp, userId); 1713 } 1714 } 1715 } 1716 1717 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1718 Bundle extras = null; 1719 switch (res.returnCode) { 1720 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1721 extras = new Bundle(); 1722 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1723 res.origPermission); 1724 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1725 res.origPackage); 1726 break; 1727 } 1728 case PackageManager.INSTALL_SUCCEEDED: { 1729 extras = new Bundle(); 1730 extras.putBoolean(Intent.EXTRA_REPLACING, 1731 res.removedInfo != null && res.removedInfo.removedPackage != null); 1732 break; 1733 } 1734 } 1735 return extras; 1736 } 1737 1738 void scheduleWriteSettingsLocked() { 1739 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1740 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1741 } 1742 } 1743 1744 void scheduleWritePackageRestrictionsLocked(int userId) { 1745 if (!sUserManager.exists(userId)) return; 1746 mDirtyUsers.add(userId); 1747 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1748 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1749 } 1750 } 1751 1752 public static PackageManagerService main(Context context, Installer installer, 1753 boolean factoryTest, boolean onlyCore) { 1754 PackageManagerService m = new PackageManagerService(context, installer, 1755 factoryTest, onlyCore); 1756 ServiceManager.addService("package", m); 1757 return m; 1758 } 1759 1760 static String[] splitString(String str, char sep) { 1761 int count = 1; 1762 int i = 0; 1763 while ((i=str.indexOf(sep, i)) >= 0) { 1764 count++; 1765 i++; 1766 } 1767 1768 String[] res = new String[count]; 1769 i=0; 1770 count = 0; 1771 int lastI=0; 1772 while ((i=str.indexOf(sep, i)) >= 0) { 1773 res[count] = str.substring(lastI, i); 1774 count++; 1775 i++; 1776 lastI = i; 1777 } 1778 res[count] = str.substring(lastI, str.length()); 1779 return res; 1780 } 1781 1782 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1783 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1784 Context.DISPLAY_SERVICE); 1785 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1786 } 1787 1788 public PackageManagerService(Context context, Installer installer, 1789 boolean factoryTest, boolean onlyCore) { 1790 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1791 SystemClock.uptimeMillis()); 1792 1793 if (mSdkVersion <= 0) { 1794 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1795 } 1796 1797 mContext = context; 1798 mFactoryTest = factoryTest; 1799 mOnlyCore = onlyCore; 1800 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1801 mMetrics = new DisplayMetrics(); 1802 mSettings = new Settings(mPackages); 1803 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1804 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1805 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1806 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1807 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1808 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1809 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1810 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1811 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1812 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1813 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1814 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1815 1816 // TODO: add a property to control this? 1817 long dexOptLRUThresholdInMinutes; 1818 if (mLazyDexOpt) { 1819 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1820 } else { 1821 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1822 } 1823 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1824 1825 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1826 if (separateProcesses != null && separateProcesses.length() > 0) { 1827 if ("*".equals(separateProcesses)) { 1828 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1829 mSeparateProcesses = null; 1830 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1831 } else { 1832 mDefParseFlags = 0; 1833 mSeparateProcesses = separateProcesses.split(","); 1834 Slog.w(TAG, "Running with debug.separate_processes: " 1835 + separateProcesses); 1836 } 1837 } else { 1838 mDefParseFlags = 0; 1839 mSeparateProcesses = null; 1840 } 1841 1842 mInstaller = installer; 1843 mPackageDexOptimizer = new PackageDexOptimizer(this); 1844 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1845 1846 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1847 FgThread.get().getLooper()); 1848 1849 getDefaultDisplayMetrics(context, mMetrics); 1850 1851 SystemConfig systemConfig = SystemConfig.getInstance(); 1852 mGlobalGids = systemConfig.getGlobalGids(); 1853 mSystemPermissions = systemConfig.getSystemPermissions(); 1854 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1855 1856 synchronized (mInstallLock) { 1857 // writer 1858 synchronized (mPackages) { 1859 mHandlerThread = new ServiceThread(TAG, 1860 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1861 mHandlerThread.start(); 1862 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1863 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1864 1865 File dataDir = Environment.getDataDirectory(); 1866 mAppDataDir = new File(dataDir, "data"); 1867 mAppInstallDir = new File(dataDir, "app"); 1868 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1869 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1870 mUserAppDataDir = new File(dataDir, "user"); 1871 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1872 1873 sUserManager = new UserManagerService(context, this, 1874 mInstallLock, mPackages); 1875 1876 // Propagate permission configuration in to package manager. 1877 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1878 = systemConfig.getPermissions(); 1879 for (int i=0; i<permConfig.size(); i++) { 1880 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1881 BasePermission bp = mSettings.mPermissions.get(perm.name); 1882 if (bp == null) { 1883 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1884 mSettings.mPermissions.put(perm.name, bp); 1885 } 1886 if (perm.gids != null) { 1887 bp.setGids(perm.gids, perm.perUser); 1888 } 1889 } 1890 1891 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1892 for (int i=0; i<libConfig.size(); i++) { 1893 mSharedLibraries.put(libConfig.keyAt(i), 1894 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1895 } 1896 1897 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1898 1899 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1900 mSdkVersion, mOnlyCore); 1901 1902 String customResolverActivity = Resources.getSystem().getString( 1903 R.string.config_customResolverActivity); 1904 if (TextUtils.isEmpty(customResolverActivity)) { 1905 customResolverActivity = null; 1906 } else { 1907 mCustomResolverComponentName = ComponentName.unflattenFromString( 1908 customResolverActivity); 1909 } 1910 1911 long startTime = SystemClock.uptimeMillis(); 1912 1913 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1914 startTime); 1915 1916 // Set flag to monitor and not change apk file paths when 1917 // scanning install directories. 1918 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1919 1920 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1921 1922 /** 1923 * Add everything in the in the boot class path to the 1924 * list of process files because dexopt will have been run 1925 * if necessary during zygote startup. 1926 */ 1927 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1928 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1929 1930 if (bootClassPath != null) { 1931 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1932 for (String element : bootClassPathElements) { 1933 alreadyDexOpted.add(element); 1934 } 1935 } else { 1936 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1937 } 1938 1939 if (systemServerClassPath != null) { 1940 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1941 for (String element : systemServerClassPathElements) { 1942 alreadyDexOpted.add(element); 1943 } 1944 } else { 1945 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1946 } 1947 1948 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1949 final String[] dexCodeInstructionSets = 1950 getDexCodeInstructionSets( 1951 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1952 1953 /** 1954 * Ensure all external libraries have had dexopt run on them. 1955 */ 1956 if (mSharedLibraries.size() > 0) { 1957 // NOTE: For now, we're compiling these system "shared libraries" 1958 // (and framework jars) into all available architectures. It's possible 1959 // to compile them only when we come across an app that uses them (there's 1960 // already logic for that in scanPackageLI) but that adds some complexity. 1961 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1962 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1963 final String lib = libEntry.path; 1964 if (lib == null) { 1965 continue; 1966 } 1967 1968 try { 1969 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1970 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1971 alreadyDexOpted.add(lib); 1972 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1973 } 1974 } catch (FileNotFoundException e) { 1975 Slog.w(TAG, "Library not found: " + lib); 1976 } catch (IOException e) { 1977 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1978 + e.getMessage()); 1979 } 1980 } 1981 } 1982 } 1983 1984 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1985 1986 // Gross hack for now: we know this file doesn't contain any 1987 // code, so don't dexopt it to avoid the resulting log spew. 1988 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1989 1990 // Gross hack for now: we know this file is only part of 1991 // the boot class path for art, so don't dexopt it to 1992 // avoid the resulting log spew. 1993 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1994 1995 /** 1996 * There are a number of commands implemented in Java, which 1997 * we currently need to do the dexopt on so that they can be 1998 * run from a non-root shell. 1999 */ 2000 String[] frameworkFiles = frameworkDir.list(); 2001 if (frameworkFiles != null) { 2002 // TODO: We could compile these only for the most preferred ABI. We should 2003 // first double check that the dex files for these commands are not referenced 2004 // by other system apps. 2005 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2006 for (int i=0; i<frameworkFiles.length; i++) { 2007 File libPath = new File(frameworkDir, frameworkFiles[i]); 2008 String path = libPath.getPath(); 2009 // Skip the file if we already did it. 2010 if (alreadyDexOpted.contains(path)) { 2011 continue; 2012 } 2013 // Skip the file if it is not a type we want to dexopt. 2014 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2015 continue; 2016 } 2017 try { 2018 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2019 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2020 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2021 } 2022 } catch (FileNotFoundException e) { 2023 Slog.w(TAG, "Jar not found: " + path); 2024 } catch (IOException e) { 2025 Slog.w(TAG, "Exception reading jar: " + path, e); 2026 } 2027 } 2028 } 2029 } 2030 2031 // Collect vendor overlay packages. 2032 // (Do this before scanning any apps.) 2033 // For security and version matching reason, only consider 2034 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2035 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2036 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2037 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2038 2039 // Find base frameworks (resource packages without code). 2040 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2041 | PackageParser.PARSE_IS_SYSTEM_DIR 2042 | PackageParser.PARSE_IS_PRIVILEGED, 2043 scanFlags | SCAN_NO_DEX, 0); 2044 2045 // Collected privileged system packages. 2046 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2047 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2048 | PackageParser.PARSE_IS_SYSTEM_DIR 2049 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2050 2051 // Collect ordinary system packages. 2052 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2053 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2054 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2055 2056 // Collect all vendor packages. 2057 File vendorAppDir = new File("/vendor/app"); 2058 try { 2059 vendorAppDir = vendorAppDir.getCanonicalFile(); 2060 } catch (IOException e) { 2061 // failed to look up canonical path, continue with original one 2062 } 2063 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2064 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2065 2066 // Collect all OEM packages. 2067 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2068 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2069 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2070 2071 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2072 mInstaller.moveFiles(); 2073 2074 // Prune any system packages that no longer exist. 2075 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2076 if (!mOnlyCore) { 2077 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2078 while (psit.hasNext()) { 2079 PackageSetting ps = psit.next(); 2080 2081 /* 2082 * If this is not a system app, it can't be a 2083 * disable system app. 2084 */ 2085 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2086 continue; 2087 } 2088 2089 /* 2090 * If the package is scanned, it's not erased. 2091 */ 2092 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2093 if (scannedPkg != null) { 2094 /* 2095 * If the system app is both scanned and in the 2096 * disabled packages list, then it must have been 2097 * added via OTA. Remove it from the currently 2098 * scanned package so the previously user-installed 2099 * application can be scanned. 2100 */ 2101 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2102 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2103 + ps.name + "; removing system app. Last known codePath=" 2104 + ps.codePathString + ", installStatus=" + ps.installStatus 2105 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2106 + scannedPkg.mVersionCode); 2107 removePackageLI(ps, true); 2108 mExpectingBetter.put(ps.name, ps.codePath); 2109 } 2110 2111 continue; 2112 } 2113 2114 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2115 psit.remove(); 2116 logCriticalInfo(Log.WARN, "System package " + ps.name 2117 + " no longer exists; wiping its data"); 2118 removeDataDirsLI(null, ps.name); 2119 } else { 2120 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2121 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2122 possiblyDeletedUpdatedSystemApps.add(ps.name); 2123 } 2124 } 2125 } 2126 } 2127 2128 //look for any incomplete package installations 2129 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2130 //clean up list 2131 for(int i = 0; i < deletePkgsList.size(); i++) { 2132 //clean up here 2133 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2134 } 2135 //delete tmp files 2136 deleteTempPackageFiles(); 2137 2138 // Remove any shared userIDs that have no associated packages 2139 mSettings.pruneSharedUsersLPw(); 2140 2141 if (!mOnlyCore) { 2142 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2143 SystemClock.uptimeMillis()); 2144 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2145 2146 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2147 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2148 2149 /** 2150 * Remove disable package settings for any updated system 2151 * apps that were removed via an OTA. If they're not a 2152 * previously-updated app, remove them completely. 2153 * Otherwise, just revoke their system-level permissions. 2154 */ 2155 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2156 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2157 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2158 2159 String msg; 2160 if (deletedPkg == null) { 2161 msg = "Updated system package " + deletedAppName 2162 + " no longer exists; wiping its data"; 2163 removeDataDirsLI(null, deletedAppName); 2164 } else { 2165 msg = "Updated system app + " + deletedAppName 2166 + " no longer present; removing system privileges for " 2167 + deletedAppName; 2168 2169 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2170 2171 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2172 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2173 } 2174 logCriticalInfo(Log.WARN, msg); 2175 } 2176 2177 /** 2178 * Make sure all system apps that we expected to appear on 2179 * the userdata partition actually showed up. If they never 2180 * appeared, crawl back and revive the system version. 2181 */ 2182 for (int i = 0; i < mExpectingBetter.size(); i++) { 2183 final String packageName = mExpectingBetter.keyAt(i); 2184 if (!mPackages.containsKey(packageName)) { 2185 final File scanFile = mExpectingBetter.valueAt(i); 2186 2187 logCriticalInfo(Log.WARN, "Expected better " + packageName 2188 + " but never showed up; reverting to system"); 2189 2190 final int reparseFlags; 2191 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2192 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2193 | PackageParser.PARSE_IS_SYSTEM_DIR 2194 | PackageParser.PARSE_IS_PRIVILEGED; 2195 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2196 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2197 | PackageParser.PARSE_IS_SYSTEM_DIR; 2198 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2199 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2200 | PackageParser.PARSE_IS_SYSTEM_DIR; 2201 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2202 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2203 | PackageParser.PARSE_IS_SYSTEM_DIR; 2204 } else { 2205 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2206 continue; 2207 } 2208 2209 mSettings.enableSystemPackageLPw(packageName); 2210 2211 try { 2212 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2213 } catch (PackageManagerException e) { 2214 Slog.e(TAG, "Failed to parse original system package: " 2215 + e.getMessage()); 2216 } 2217 } 2218 } 2219 } 2220 mExpectingBetter.clear(); 2221 2222 // Now that we know all of the shared libraries, update all clients to have 2223 // the correct library paths. 2224 updateAllSharedLibrariesLPw(); 2225 2226 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2227 // NOTE: We ignore potential failures here during a system scan (like 2228 // the rest of the commands above) because there's precious little we 2229 // can do about it. A settings error is reported, though. 2230 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2231 false /* force dexopt */, false /* defer dexopt */); 2232 } 2233 2234 // Now that we know all the packages we are keeping, 2235 // read and update their last usage times. 2236 mPackageUsage.readLP(); 2237 2238 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2239 SystemClock.uptimeMillis()); 2240 Slog.i(TAG, "Time to scan packages: " 2241 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2242 + " seconds"); 2243 2244 // If the platform SDK has changed since the last time we booted, 2245 // we need to re-grant app permission to catch any new ones that 2246 // appear. This is really a hack, and means that apps can in some 2247 // cases get permissions that the user didn't initially explicitly 2248 // allow... it would be nice to have some better way to handle 2249 // this situation. 2250 final VersionInfo ver = mSettings.getInternalVersion(); 2251 2252 int updateFlags = UPDATE_PERMISSIONS_ALL; 2253 if (ver.sdkVersion != mSdkVersion) { 2254 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2255 + mSdkVersion + "; regranting permissions for internal storage"); 2256 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2257 } 2258 updatePermissionsLPw(null, null, updateFlags); 2259 ver.sdkVersion = mSdkVersion; 2260 2261 // If this is the first boot, and it is a normal boot, then 2262 // we need to initialize the default preferred apps. 2263 if (!mRestoredSettings && !onlyCore) { 2264 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2265 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2266 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2267 } 2268 2269 // If this is first boot after an OTA, and a normal boot, then 2270 // we need to clear code cache directories. 2271 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2272 if (mIsUpgrade && !onlyCore) { 2273 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2274 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2275 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2276 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2277 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2278 } 2279 } 2280 ver.fingerprint = Build.FINGERPRINT; 2281 } 2282 2283 checkDefaultBrowser(); 2284 2285 // All the changes are done during package scanning. 2286 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2287 2288 // can downgrade to reader 2289 mSettings.writeLPr(); 2290 2291 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2292 SystemClock.uptimeMillis()); 2293 2294 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2295 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2296 2297 mInstallerService = new PackageInstallerService(context, this); 2298 2299 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2300 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2301 mIntentFilterVerifierComponent); 2302 2303 } // synchronized (mPackages) 2304 } // synchronized (mInstallLock) 2305 2306 // Now after opening every single application zip, make sure they 2307 // are all flushed. Not really needed, but keeps things nice and 2308 // tidy. 2309 Runtime.getRuntime().gc(); 2310 2311 // Expose private service for system components to use. 2312 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2313 } 2314 2315 @Override 2316 public boolean isFirstBoot() { 2317 return !mRestoredSettings; 2318 } 2319 2320 @Override 2321 public boolean isOnlyCoreApps() { 2322 return mOnlyCore; 2323 } 2324 2325 @Override 2326 public boolean isUpgrade() { 2327 return mIsUpgrade; 2328 } 2329 2330 private String getRequiredVerifierLPr() { 2331 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2332 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2333 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2334 2335 String requiredVerifier = null; 2336 2337 final int N = receivers.size(); 2338 for (int i = 0; i < N; i++) { 2339 final ResolveInfo info = receivers.get(i); 2340 2341 if (info.activityInfo == null) { 2342 continue; 2343 } 2344 2345 final String packageName = info.activityInfo.packageName; 2346 2347 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2348 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2349 continue; 2350 } 2351 2352 if (requiredVerifier != null) { 2353 throw new RuntimeException("There can be only one required verifier"); 2354 } 2355 2356 requiredVerifier = packageName; 2357 } 2358 2359 return requiredVerifier; 2360 } 2361 2362 private String getRequiredInstallerLPr() { 2363 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2364 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2365 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2366 2367 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2368 PACKAGE_MIME_TYPE, 0, 0); 2369 2370 String requiredInstaller = null; 2371 2372 final int N = installers.size(); 2373 for (int i = 0; i < N; i++) { 2374 final ResolveInfo info = installers.get(i); 2375 final String packageName = info.activityInfo.packageName; 2376 2377 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2378 continue; 2379 } 2380 2381 if (requiredInstaller != null) { 2382 throw new RuntimeException("There must be one required installer"); 2383 } 2384 2385 requiredInstaller = packageName; 2386 } 2387 2388 if (requiredInstaller == null) { 2389 throw new RuntimeException("There must be one required installer"); 2390 } 2391 2392 return requiredInstaller; 2393 } 2394 2395 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2396 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2397 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2398 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2399 2400 ComponentName verifierComponentName = null; 2401 2402 int priority = -1000; 2403 final int N = receivers.size(); 2404 for (int i = 0; i < N; i++) { 2405 final ResolveInfo info = receivers.get(i); 2406 2407 if (info.activityInfo == null) { 2408 continue; 2409 } 2410 2411 final String packageName = info.activityInfo.packageName; 2412 2413 final PackageSetting ps = mSettings.mPackages.get(packageName); 2414 if (ps == null) { 2415 continue; 2416 } 2417 2418 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2419 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2420 continue; 2421 } 2422 2423 // Select the IntentFilterVerifier with the highest priority 2424 if (priority < info.priority) { 2425 priority = info.priority; 2426 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2427 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2428 + verifierComponentName + " with priority: " + info.priority); 2429 } 2430 } 2431 2432 return verifierComponentName; 2433 } 2434 2435 private void primeDomainVerificationsLPw(int userId) { 2436 if (DEBUG_DOMAIN_VERIFICATION) { 2437 Slog.d(TAG, "Priming domain verifications in user " + userId); 2438 } 2439 2440 SystemConfig systemConfig = SystemConfig.getInstance(); 2441 ArraySet<String> packages = systemConfig.getLinkedApps(); 2442 ArraySet<String> domains = new ArraySet<String>(); 2443 2444 for (String packageName : packages) { 2445 PackageParser.Package pkg = mPackages.get(packageName); 2446 if (pkg != null) { 2447 if (!pkg.isSystemApp()) { 2448 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2449 continue; 2450 } 2451 2452 domains.clear(); 2453 for (PackageParser.Activity a : pkg.activities) { 2454 for (ActivityIntentInfo filter : a.intents) { 2455 if (hasValidDomains(filter)) { 2456 domains.addAll(filter.getHostsList()); 2457 } 2458 } 2459 } 2460 2461 if (domains.size() > 0) { 2462 if (DEBUG_DOMAIN_VERIFICATION) { 2463 Slog.v(TAG, " + " + packageName); 2464 } 2465 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2466 // state w.r.t. the formal app-linkage "no verification attempted" state; 2467 // and then 'always' in the per-user state actually used for intent resolution. 2468 final IntentFilterVerificationInfo ivi; 2469 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2470 new ArrayList<String>(domains)); 2471 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2472 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2473 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2474 } else { 2475 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2476 + "' does not handle web links"); 2477 } 2478 } else { 2479 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2480 } 2481 } 2482 2483 scheduleWritePackageRestrictionsLocked(userId); 2484 scheduleWriteSettingsLocked(); 2485 } 2486 2487 private void applyFactoryDefaultBrowserLPw(int userId) { 2488 // The default browser app's package name is stored in a string resource, 2489 // with a product-specific overlay used for vendor customization. 2490 String browserPkg = mContext.getResources().getString( 2491 com.android.internal.R.string.default_browser); 2492 if (!TextUtils.isEmpty(browserPkg)) { 2493 // non-empty string => required to be a known package 2494 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2495 if (ps == null) { 2496 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2497 browserPkg = null; 2498 } else { 2499 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2500 } 2501 } 2502 2503 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2504 // default. If there's more than one, just leave everything alone. 2505 if (browserPkg == null) { 2506 calculateDefaultBrowserLPw(userId); 2507 } 2508 } 2509 2510 private void calculateDefaultBrowserLPw(int userId) { 2511 List<String> allBrowsers = resolveAllBrowserApps(userId); 2512 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2513 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2514 } 2515 2516 private List<String> resolveAllBrowserApps(int userId) { 2517 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2518 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2519 PackageManager.MATCH_ALL, userId); 2520 2521 final int count = list.size(); 2522 List<String> result = new ArrayList<String>(count); 2523 for (int i=0; i<count; i++) { 2524 ResolveInfo info = list.get(i); 2525 if (info.activityInfo == null 2526 || !info.handleAllWebDataURI 2527 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2528 || result.contains(info.activityInfo.packageName)) { 2529 continue; 2530 } 2531 result.add(info.activityInfo.packageName); 2532 } 2533 2534 return result; 2535 } 2536 2537 private boolean packageIsBrowser(String packageName, int userId) { 2538 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2539 PackageManager.MATCH_ALL, userId); 2540 final int N = list.size(); 2541 for (int i = 0; i < N; i++) { 2542 ResolveInfo info = list.get(i); 2543 if (packageName.equals(info.activityInfo.packageName)) { 2544 return true; 2545 } 2546 } 2547 return false; 2548 } 2549 2550 private void checkDefaultBrowser() { 2551 final int myUserId = UserHandle.myUserId(); 2552 final String packageName = getDefaultBrowserPackageName(myUserId); 2553 if (packageName != null) { 2554 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2555 if (info == null) { 2556 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2557 synchronized (mPackages) { 2558 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2559 } 2560 } 2561 } 2562 } 2563 2564 @Override 2565 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2566 throws RemoteException { 2567 try { 2568 return super.onTransact(code, data, reply, flags); 2569 } catch (RuntimeException e) { 2570 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2571 Slog.wtf(TAG, "Package Manager Crash", e); 2572 } 2573 throw e; 2574 } 2575 } 2576 2577 void cleanupInstallFailedPackage(PackageSetting ps) { 2578 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2579 2580 removeDataDirsLI(ps.volumeUuid, ps.name); 2581 if (ps.codePath != null) { 2582 if (ps.codePath.isDirectory()) { 2583 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2584 } else { 2585 ps.codePath.delete(); 2586 } 2587 } 2588 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2589 if (ps.resourcePath.isDirectory()) { 2590 FileUtils.deleteContents(ps.resourcePath); 2591 } 2592 ps.resourcePath.delete(); 2593 } 2594 mSettings.removePackageLPw(ps.name); 2595 } 2596 2597 static int[] appendInts(int[] cur, int[] add) { 2598 if (add == null) return cur; 2599 if (cur == null) return add; 2600 final int N = add.length; 2601 for (int i=0; i<N; i++) { 2602 cur = appendInt(cur, add[i]); 2603 } 2604 return cur; 2605 } 2606 2607 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2608 if (!sUserManager.exists(userId)) return null; 2609 final PackageSetting ps = (PackageSetting) p.mExtras; 2610 if (ps == null) { 2611 return null; 2612 } 2613 2614 final PermissionsState permissionsState = ps.getPermissionsState(); 2615 2616 final int[] gids = permissionsState.computeGids(userId); 2617 final Set<String> permissions = permissionsState.getPermissions(userId); 2618 final PackageUserState state = ps.readUserState(userId); 2619 2620 return PackageParser.generatePackageInfo(p, gids, flags, 2621 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2622 } 2623 2624 @Override 2625 public boolean isPackageFrozen(String packageName) { 2626 synchronized (mPackages) { 2627 final PackageSetting ps = mSettings.mPackages.get(packageName); 2628 if (ps != null) { 2629 return ps.frozen; 2630 } 2631 } 2632 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2633 return true; 2634 } 2635 2636 @Override 2637 public boolean isPackageAvailable(String packageName, int userId) { 2638 if (!sUserManager.exists(userId)) return false; 2639 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2640 synchronized (mPackages) { 2641 PackageParser.Package p = mPackages.get(packageName); 2642 if (p != null) { 2643 final PackageSetting ps = (PackageSetting) p.mExtras; 2644 if (ps != null) { 2645 final PackageUserState state = ps.readUserState(userId); 2646 if (state != null) { 2647 return PackageParser.isAvailable(state); 2648 } 2649 } 2650 } 2651 } 2652 return false; 2653 } 2654 2655 @Override 2656 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2657 if (!sUserManager.exists(userId)) return null; 2658 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2659 // reader 2660 synchronized (mPackages) { 2661 PackageParser.Package p = mPackages.get(packageName); 2662 if (DEBUG_PACKAGE_INFO) 2663 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2664 if (p != null) { 2665 return generatePackageInfo(p, flags, userId); 2666 } 2667 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2668 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2669 } 2670 } 2671 return null; 2672 } 2673 2674 @Override 2675 public String[] currentToCanonicalPackageNames(String[] names) { 2676 String[] out = new String[names.length]; 2677 // reader 2678 synchronized (mPackages) { 2679 for (int i=names.length-1; i>=0; i--) { 2680 PackageSetting ps = mSettings.mPackages.get(names[i]); 2681 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2682 } 2683 } 2684 return out; 2685 } 2686 2687 @Override 2688 public String[] canonicalToCurrentPackageNames(String[] names) { 2689 String[] out = new String[names.length]; 2690 // reader 2691 synchronized (mPackages) { 2692 for (int i=names.length-1; i>=0; i--) { 2693 String cur = mSettings.mRenamedPackages.get(names[i]); 2694 out[i] = cur != null ? cur : names[i]; 2695 } 2696 } 2697 return out; 2698 } 2699 2700 @Override 2701 public int getPackageUid(String packageName, int userId) { 2702 if (!sUserManager.exists(userId)) return -1; 2703 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2704 2705 // reader 2706 synchronized (mPackages) { 2707 PackageParser.Package p = mPackages.get(packageName); 2708 if(p != null) { 2709 return UserHandle.getUid(userId, p.applicationInfo.uid); 2710 } 2711 PackageSetting ps = mSettings.mPackages.get(packageName); 2712 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2713 return -1; 2714 } 2715 p = ps.pkg; 2716 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2717 } 2718 } 2719 2720 @Override 2721 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2722 if (!sUserManager.exists(userId)) { 2723 return null; 2724 } 2725 2726 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2727 "getPackageGids"); 2728 2729 // reader 2730 synchronized (mPackages) { 2731 PackageParser.Package p = mPackages.get(packageName); 2732 if (DEBUG_PACKAGE_INFO) { 2733 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2734 } 2735 if (p != null) { 2736 PackageSetting ps = (PackageSetting) p.mExtras; 2737 return ps.getPermissionsState().computeGids(userId); 2738 } 2739 } 2740 2741 return null; 2742 } 2743 2744 static PermissionInfo generatePermissionInfo( 2745 BasePermission bp, int flags) { 2746 if (bp.perm != null) { 2747 return PackageParser.generatePermissionInfo(bp.perm, flags); 2748 } 2749 PermissionInfo pi = new PermissionInfo(); 2750 pi.name = bp.name; 2751 pi.packageName = bp.sourcePackage; 2752 pi.nonLocalizedLabel = bp.name; 2753 pi.protectionLevel = bp.protectionLevel; 2754 return pi; 2755 } 2756 2757 @Override 2758 public PermissionInfo getPermissionInfo(String name, int flags) { 2759 // reader 2760 synchronized (mPackages) { 2761 final BasePermission p = mSettings.mPermissions.get(name); 2762 if (p != null) { 2763 return generatePermissionInfo(p, flags); 2764 } 2765 return null; 2766 } 2767 } 2768 2769 @Override 2770 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2771 // reader 2772 synchronized (mPackages) { 2773 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2774 for (BasePermission p : mSettings.mPermissions.values()) { 2775 if (group == null) { 2776 if (p.perm == null || p.perm.info.group == null) { 2777 out.add(generatePermissionInfo(p, flags)); 2778 } 2779 } else { 2780 if (p.perm != null && group.equals(p.perm.info.group)) { 2781 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2782 } 2783 } 2784 } 2785 2786 if (out.size() > 0) { 2787 return out; 2788 } 2789 return mPermissionGroups.containsKey(group) ? out : null; 2790 } 2791 } 2792 2793 @Override 2794 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2795 // reader 2796 synchronized (mPackages) { 2797 return PackageParser.generatePermissionGroupInfo( 2798 mPermissionGroups.get(name), flags); 2799 } 2800 } 2801 2802 @Override 2803 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2804 // reader 2805 synchronized (mPackages) { 2806 final int N = mPermissionGroups.size(); 2807 ArrayList<PermissionGroupInfo> out 2808 = new ArrayList<PermissionGroupInfo>(N); 2809 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2810 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2811 } 2812 return out; 2813 } 2814 } 2815 2816 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2817 int userId) { 2818 if (!sUserManager.exists(userId)) return null; 2819 PackageSetting ps = mSettings.mPackages.get(packageName); 2820 if (ps != null) { 2821 if (ps.pkg == null) { 2822 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2823 flags, userId); 2824 if (pInfo != null) { 2825 return pInfo.applicationInfo; 2826 } 2827 return null; 2828 } 2829 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2830 ps.readUserState(userId), userId); 2831 } 2832 return null; 2833 } 2834 2835 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2836 int userId) { 2837 if (!sUserManager.exists(userId)) return null; 2838 PackageSetting ps = mSettings.mPackages.get(packageName); 2839 if (ps != null) { 2840 PackageParser.Package pkg = ps.pkg; 2841 if (pkg == null) { 2842 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2843 return null; 2844 } 2845 // Only data remains, so we aren't worried about code paths 2846 pkg = new PackageParser.Package(packageName); 2847 pkg.applicationInfo.packageName = packageName; 2848 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2849 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2850 pkg.applicationInfo.dataDir = Environment 2851 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2852 .getAbsolutePath(); 2853 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2854 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2855 } 2856 return generatePackageInfo(pkg, flags, userId); 2857 } 2858 return null; 2859 } 2860 2861 @Override 2862 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2863 if (!sUserManager.exists(userId)) return null; 2864 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2865 // writer 2866 synchronized (mPackages) { 2867 PackageParser.Package p = mPackages.get(packageName); 2868 if (DEBUG_PACKAGE_INFO) Log.v( 2869 TAG, "getApplicationInfo " + packageName 2870 + ": " + p); 2871 if (p != null) { 2872 PackageSetting ps = mSettings.mPackages.get(packageName); 2873 if (ps == null) return null; 2874 // Note: isEnabledLP() does not apply here - always return info 2875 return PackageParser.generateApplicationInfo( 2876 p, flags, ps.readUserState(userId), userId); 2877 } 2878 if ("android".equals(packageName)||"system".equals(packageName)) { 2879 return mAndroidApplication; 2880 } 2881 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2882 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2883 } 2884 } 2885 return null; 2886 } 2887 2888 @Override 2889 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2890 final IPackageDataObserver observer) { 2891 mContext.enforceCallingOrSelfPermission( 2892 android.Manifest.permission.CLEAR_APP_CACHE, null); 2893 // Queue up an async operation since clearing cache may take a little while. 2894 mHandler.post(new Runnable() { 2895 public void run() { 2896 mHandler.removeCallbacks(this); 2897 int retCode = -1; 2898 synchronized (mInstallLock) { 2899 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2900 if (retCode < 0) { 2901 Slog.w(TAG, "Couldn't clear application caches"); 2902 } 2903 } 2904 if (observer != null) { 2905 try { 2906 observer.onRemoveCompleted(null, (retCode >= 0)); 2907 } catch (RemoteException e) { 2908 Slog.w(TAG, "RemoveException when invoking call back"); 2909 } 2910 } 2911 } 2912 }); 2913 } 2914 2915 @Override 2916 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2917 final IntentSender pi) { 2918 mContext.enforceCallingOrSelfPermission( 2919 android.Manifest.permission.CLEAR_APP_CACHE, null); 2920 // Queue up an async operation since clearing cache may take a little while. 2921 mHandler.post(new Runnable() { 2922 public void run() { 2923 mHandler.removeCallbacks(this); 2924 int retCode = -1; 2925 synchronized (mInstallLock) { 2926 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2927 if (retCode < 0) { 2928 Slog.w(TAG, "Couldn't clear application caches"); 2929 } 2930 } 2931 if(pi != null) { 2932 try { 2933 // Callback via pending intent 2934 int code = (retCode >= 0) ? 1 : 0; 2935 pi.sendIntent(null, code, null, 2936 null, null); 2937 } catch (SendIntentException e1) { 2938 Slog.i(TAG, "Failed to send pending intent"); 2939 } 2940 } 2941 } 2942 }); 2943 } 2944 2945 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2946 synchronized (mInstallLock) { 2947 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2948 throw new IOException("Failed to free enough space"); 2949 } 2950 } 2951 } 2952 2953 @Override 2954 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2955 if (!sUserManager.exists(userId)) return null; 2956 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2957 synchronized (mPackages) { 2958 PackageParser.Activity a = mActivities.mActivities.get(component); 2959 2960 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2961 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2962 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2963 if (ps == null) return null; 2964 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2965 userId); 2966 } 2967 if (mResolveComponentName.equals(component)) { 2968 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2969 new PackageUserState(), userId); 2970 } 2971 } 2972 return null; 2973 } 2974 2975 @Override 2976 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2977 String resolvedType) { 2978 synchronized (mPackages) { 2979 if (component.equals(mResolveComponentName)) { 2980 // The resolver supports EVERYTHING! 2981 return true; 2982 } 2983 PackageParser.Activity a = mActivities.mActivities.get(component); 2984 if (a == null) { 2985 return false; 2986 } 2987 for (int i=0; i<a.intents.size(); i++) { 2988 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2989 intent.getData(), intent.getCategories(), TAG) >= 0) { 2990 return true; 2991 } 2992 } 2993 return false; 2994 } 2995 } 2996 2997 @Override 2998 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2999 if (!sUserManager.exists(userId)) return null; 3000 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3001 synchronized (mPackages) { 3002 PackageParser.Activity a = mReceivers.mActivities.get(component); 3003 if (DEBUG_PACKAGE_INFO) Log.v( 3004 TAG, "getReceiverInfo " + component + ": " + a); 3005 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3006 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3007 if (ps == null) return null; 3008 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3009 userId); 3010 } 3011 } 3012 return null; 3013 } 3014 3015 @Override 3016 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3017 if (!sUserManager.exists(userId)) return null; 3018 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3019 synchronized (mPackages) { 3020 PackageParser.Service s = mServices.mServices.get(component); 3021 if (DEBUG_PACKAGE_INFO) Log.v( 3022 TAG, "getServiceInfo " + component + ": " + s); 3023 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3024 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3025 if (ps == null) return null; 3026 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3027 userId); 3028 } 3029 } 3030 return null; 3031 } 3032 3033 @Override 3034 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3035 if (!sUserManager.exists(userId)) return null; 3036 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3037 synchronized (mPackages) { 3038 PackageParser.Provider p = mProviders.mProviders.get(component); 3039 if (DEBUG_PACKAGE_INFO) Log.v( 3040 TAG, "getProviderInfo " + component + ": " + p); 3041 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3042 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3043 if (ps == null) return null; 3044 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3045 userId); 3046 } 3047 } 3048 return null; 3049 } 3050 3051 @Override 3052 public String[] getSystemSharedLibraryNames() { 3053 Set<String> libSet; 3054 synchronized (mPackages) { 3055 libSet = mSharedLibraries.keySet(); 3056 int size = libSet.size(); 3057 if (size > 0) { 3058 String[] libs = new String[size]; 3059 libSet.toArray(libs); 3060 return libs; 3061 } 3062 } 3063 return null; 3064 } 3065 3066 /** 3067 * @hide 3068 */ 3069 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3070 synchronized (mPackages) { 3071 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3072 if (lib != null && lib.apk != null) { 3073 return mPackages.get(lib.apk); 3074 } 3075 } 3076 return null; 3077 } 3078 3079 @Override 3080 public FeatureInfo[] getSystemAvailableFeatures() { 3081 Collection<FeatureInfo> featSet; 3082 synchronized (mPackages) { 3083 featSet = mAvailableFeatures.values(); 3084 int size = featSet.size(); 3085 if (size > 0) { 3086 FeatureInfo[] features = new FeatureInfo[size+1]; 3087 featSet.toArray(features); 3088 FeatureInfo fi = new FeatureInfo(); 3089 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3090 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3091 features[size] = fi; 3092 return features; 3093 } 3094 } 3095 return null; 3096 } 3097 3098 @Override 3099 public boolean hasSystemFeature(String name) { 3100 synchronized (mPackages) { 3101 return mAvailableFeatures.containsKey(name); 3102 } 3103 } 3104 3105 private void checkValidCaller(int uid, int userId) { 3106 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3107 return; 3108 3109 throw new SecurityException("Caller uid=" + uid 3110 + " is not privileged to communicate with user=" + userId); 3111 } 3112 3113 @Override 3114 public int checkPermission(String permName, String pkgName, int userId) { 3115 if (!sUserManager.exists(userId)) { 3116 return PackageManager.PERMISSION_DENIED; 3117 } 3118 3119 synchronized (mPackages) { 3120 final PackageParser.Package p = mPackages.get(pkgName); 3121 if (p != null && p.mExtras != null) { 3122 final PackageSetting ps = (PackageSetting) p.mExtras; 3123 final PermissionsState permissionsState = ps.getPermissionsState(); 3124 if (permissionsState.hasPermission(permName, userId)) { 3125 return PackageManager.PERMISSION_GRANTED; 3126 } 3127 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3128 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3129 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3130 return PackageManager.PERMISSION_GRANTED; 3131 } 3132 } 3133 } 3134 3135 return PackageManager.PERMISSION_DENIED; 3136 } 3137 3138 @Override 3139 public int checkUidPermission(String permName, int uid) { 3140 final int userId = UserHandle.getUserId(uid); 3141 3142 if (!sUserManager.exists(userId)) { 3143 return PackageManager.PERMISSION_DENIED; 3144 } 3145 3146 synchronized (mPackages) { 3147 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3148 if (obj != null) { 3149 final SettingBase ps = (SettingBase) obj; 3150 final PermissionsState permissionsState = ps.getPermissionsState(); 3151 if (permissionsState.hasPermission(permName, userId)) { 3152 return PackageManager.PERMISSION_GRANTED; 3153 } 3154 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3155 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3156 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3157 return PackageManager.PERMISSION_GRANTED; 3158 } 3159 } else { 3160 ArraySet<String> perms = mSystemPermissions.get(uid); 3161 if (perms != null) { 3162 if (perms.contains(permName)) { 3163 return PackageManager.PERMISSION_GRANTED; 3164 } 3165 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3166 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3167 return PackageManager.PERMISSION_GRANTED; 3168 } 3169 } 3170 } 3171 } 3172 3173 return PackageManager.PERMISSION_DENIED; 3174 } 3175 3176 @Override 3177 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3178 if (UserHandle.getCallingUserId() != userId) { 3179 mContext.enforceCallingPermission( 3180 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3181 "isPermissionRevokedByPolicy for user " + userId); 3182 } 3183 3184 if (checkPermission(permission, packageName, userId) 3185 == PackageManager.PERMISSION_GRANTED) { 3186 return false; 3187 } 3188 3189 final long identity = Binder.clearCallingIdentity(); 3190 try { 3191 final int flags = getPermissionFlags(permission, packageName, userId); 3192 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3193 } finally { 3194 Binder.restoreCallingIdentity(identity); 3195 } 3196 } 3197 3198 /** 3199 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3200 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3201 * @param checkShell TODO(yamasani): 3202 * @param message the message to log on security exception 3203 */ 3204 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3205 boolean checkShell, String message) { 3206 if (userId < 0) { 3207 throw new IllegalArgumentException("Invalid userId " + userId); 3208 } 3209 if (checkShell) { 3210 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3211 } 3212 if (userId == UserHandle.getUserId(callingUid)) return; 3213 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3214 if (requireFullPermission) { 3215 mContext.enforceCallingOrSelfPermission( 3216 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3217 } else { 3218 try { 3219 mContext.enforceCallingOrSelfPermission( 3220 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3221 } catch (SecurityException se) { 3222 mContext.enforceCallingOrSelfPermission( 3223 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3224 } 3225 } 3226 } 3227 } 3228 3229 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3230 if (callingUid == Process.SHELL_UID) { 3231 if (userHandle >= 0 3232 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3233 throw new SecurityException("Shell does not have permission to access user " 3234 + userHandle); 3235 } else if (userHandle < 0) { 3236 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3237 + Debug.getCallers(3)); 3238 } 3239 } 3240 } 3241 3242 private BasePermission findPermissionTreeLP(String permName) { 3243 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3244 if (permName.startsWith(bp.name) && 3245 permName.length() > bp.name.length() && 3246 permName.charAt(bp.name.length()) == '.') { 3247 return bp; 3248 } 3249 } 3250 return null; 3251 } 3252 3253 private BasePermission checkPermissionTreeLP(String permName) { 3254 if (permName != null) { 3255 BasePermission bp = findPermissionTreeLP(permName); 3256 if (bp != null) { 3257 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3258 return bp; 3259 } 3260 throw new SecurityException("Calling uid " 3261 + Binder.getCallingUid() 3262 + " is not allowed to add to permission tree " 3263 + bp.name + " owned by uid " + bp.uid); 3264 } 3265 } 3266 throw new SecurityException("No permission tree found for " + permName); 3267 } 3268 3269 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3270 if (s1 == null) { 3271 return s2 == null; 3272 } 3273 if (s2 == null) { 3274 return false; 3275 } 3276 if (s1.getClass() != s2.getClass()) { 3277 return false; 3278 } 3279 return s1.equals(s2); 3280 } 3281 3282 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3283 if (pi1.icon != pi2.icon) return false; 3284 if (pi1.logo != pi2.logo) return false; 3285 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3286 if (!compareStrings(pi1.name, pi2.name)) return false; 3287 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3288 // We'll take care of setting this one. 3289 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3290 // These are not currently stored in settings. 3291 //if (!compareStrings(pi1.group, pi2.group)) return false; 3292 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3293 //if (pi1.labelRes != pi2.labelRes) return false; 3294 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3295 return true; 3296 } 3297 3298 int permissionInfoFootprint(PermissionInfo info) { 3299 int size = info.name.length(); 3300 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3301 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3302 return size; 3303 } 3304 3305 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3306 int size = 0; 3307 for (BasePermission perm : mSettings.mPermissions.values()) { 3308 if (perm.uid == tree.uid) { 3309 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3310 } 3311 } 3312 return size; 3313 } 3314 3315 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3316 // We calculate the max size of permissions defined by this uid and throw 3317 // if that plus the size of 'info' would exceed our stated maximum. 3318 if (tree.uid != Process.SYSTEM_UID) { 3319 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3320 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3321 throw new SecurityException("Permission tree size cap exceeded"); 3322 } 3323 } 3324 } 3325 3326 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3327 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3328 throw new SecurityException("Label must be specified in permission"); 3329 } 3330 BasePermission tree = checkPermissionTreeLP(info.name); 3331 BasePermission bp = mSettings.mPermissions.get(info.name); 3332 boolean added = bp == null; 3333 boolean changed = true; 3334 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3335 if (added) { 3336 enforcePermissionCapLocked(info, tree); 3337 bp = new BasePermission(info.name, tree.sourcePackage, 3338 BasePermission.TYPE_DYNAMIC); 3339 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3340 throw new SecurityException( 3341 "Not allowed to modify non-dynamic permission " 3342 + info.name); 3343 } else { 3344 if (bp.protectionLevel == fixedLevel 3345 && bp.perm.owner.equals(tree.perm.owner) 3346 && bp.uid == tree.uid 3347 && comparePermissionInfos(bp.perm.info, info)) { 3348 changed = false; 3349 } 3350 } 3351 bp.protectionLevel = fixedLevel; 3352 info = new PermissionInfo(info); 3353 info.protectionLevel = fixedLevel; 3354 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3355 bp.perm.info.packageName = tree.perm.info.packageName; 3356 bp.uid = tree.uid; 3357 if (added) { 3358 mSettings.mPermissions.put(info.name, bp); 3359 } 3360 if (changed) { 3361 if (!async) { 3362 mSettings.writeLPr(); 3363 } else { 3364 scheduleWriteSettingsLocked(); 3365 } 3366 } 3367 return added; 3368 } 3369 3370 @Override 3371 public boolean addPermission(PermissionInfo info) { 3372 synchronized (mPackages) { 3373 return addPermissionLocked(info, false); 3374 } 3375 } 3376 3377 @Override 3378 public boolean addPermissionAsync(PermissionInfo info) { 3379 synchronized (mPackages) { 3380 return addPermissionLocked(info, true); 3381 } 3382 } 3383 3384 @Override 3385 public void removePermission(String name) { 3386 synchronized (mPackages) { 3387 checkPermissionTreeLP(name); 3388 BasePermission bp = mSettings.mPermissions.get(name); 3389 if (bp != null) { 3390 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3391 throw new SecurityException( 3392 "Not allowed to modify non-dynamic permission " 3393 + name); 3394 } 3395 mSettings.mPermissions.remove(name); 3396 mSettings.writeLPr(); 3397 } 3398 } 3399 } 3400 3401 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3402 BasePermission bp) { 3403 int index = pkg.requestedPermissions.indexOf(bp.name); 3404 if (index == -1) { 3405 throw new SecurityException("Package " + pkg.packageName 3406 + " has not requested permission " + bp.name); 3407 } 3408 if (!bp.isRuntime()) { 3409 throw new SecurityException("Permission " + bp.name 3410 + " is not a changeable permission type"); 3411 } 3412 } 3413 3414 @Override 3415 public void grantRuntimePermission(String packageName, String name, final int userId) { 3416 if (!sUserManager.exists(userId)) { 3417 Log.e(TAG, "No such user:" + userId); 3418 return; 3419 } 3420 3421 mContext.enforceCallingOrSelfPermission( 3422 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3423 "grantRuntimePermission"); 3424 3425 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3426 "grantRuntimePermission"); 3427 3428 final int uid; 3429 final SettingBase sb; 3430 3431 synchronized (mPackages) { 3432 final PackageParser.Package pkg = mPackages.get(packageName); 3433 if (pkg == null) { 3434 throw new IllegalArgumentException("Unknown package: " + packageName); 3435 } 3436 3437 final BasePermission bp = mSettings.mPermissions.get(name); 3438 if (bp == null) { 3439 throw new IllegalArgumentException("Unknown permission: " + name); 3440 } 3441 3442 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3443 3444 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3445 sb = (SettingBase) pkg.mExtras; 3446 if (sb == null) { 3447 throw new IllegalArgumentException("Unknown package: " + packageName); 3448 } 3449 3450 final PermissionsState permissionsState = sb.getPermissionsState(); 3451 3452 final int flags = permissionsState.getPermissionFlags(name, userId); 3453 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3454 throw new SecurityException("Cannot grant system fixed permission: " 3455 + name + " for package: " + packageName); 3456 } 3457 3458 final int result = permissionsState.grantRuntimePermission(bp, userId); 3459 switch (result) { 3460 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3461 return; 3462 } 3463 3464 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3465 mHandler.post(new Runnable() { 3466 @Override 3467 public void run() { 3468 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3469 } 3470 }); 3471 } break; 3472 } 3473 3474 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3475 3476 // Not critical if that is lost - app has to request again. 3477 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3478 } 3479 3480 // Only need to do this if user is initialized. Otherwise it's a new user 3481 // and there are no processes running as the user yet and there's no need 3482 // to make an expensive call to remount processes for the changed permissions. 3483 if (READ_EXTERNAL_STORAGE.equals(name) 3484 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3485 final long token = Binder.clearCallingIdentity(); 3486 try { 3487 if (sUserManager.isInitialized(userId)) { 3488 MountServiceInternal mountServiceInternal = LocalServices.getService( 3489 MountServiceInternal.class); 3490 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3491 } 3492 } finally { 3493 Binder.restoreCallingIdentity(token); 3494 } 3495 } 3496 } 3497 3498 @Override 3499 public void revokeRuntimePermission(String packageName, String name, int userId) { 3500 if (!sUserManager.exists(userId)) { 3501 Log.e(TAG, "No such user:" + userId); 3502 return; 3503 } 3504 3505 mContext.enforceCallingOrSelfPermission( 3506 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3507 "revokeRuntimePermission"); 3508 3509 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3510 "revokeRuntimePermission"); 3511 3512 final SettingBase sb; 3513 3514 synchronized (mPackages) { 3515 final PackageParser.Package pkg = mPackages.get(packageName); 3516 if (pkg == null) { 3517 throw new IllegalArgumentException("Unknown package: " + packageName); 3518 } 3519 3520 final BasePermission bp = mSettings.mPermissions.get(name); 3521 if (bp == null) { 3522 throw new IllegalArgumentException("Unknown permission: " + name); 3523 } 3524 3525 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3526 3527 sb = (SettingBase) pkg.mExtras; 3528 if (sb == null) { 3529 throw new IllegalArgumentException("Unknown package: " + packageName); 3530 } 3531 3532 final PermissionsState permissionsState = sb.getPermissionsState(); 3533 3534 final int flags = permissionsState.getPermissionFlags(name, userId); 3535 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3536 throw new SecurityException("Cannot revoke system fixed permission: " 3537 + name + " for package: " + packageName); 3538 } 3539 3540 if (permissionsState.revokeRuntimePermission(bp, userId) == 3541 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3542 return; 3543 } 3544 3545 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3546 3547 // Critical, after this call app should never have the permission. 3548 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3549 } 3550 3551 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3552 } 3553 3554 @Override 3555 public void resetRuntimePermissions() { 3556 mContext.enforceCallingOrSelfPermission( 3557 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3558 "revokeRuntimePermission"); 3559 3560 int callingUid = Binder.getCallingUid(); 3561 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3562 mContext.enforceCallingOrSelfPermission( 3563 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3564 "resetRuntimePermissions"); 3565 } 3566 3567 synchronized (mPackages) { 3568 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3569 for (int userId : UserManagerService.getInstance().getUserIds()) { 3570 final int packageCount = mPackages.size(); 3571 for (int i = 0; i < packageCount; i++) { 3572 PackageParser.Package pkg = mPackages.valueAt(i); 3573 if (!(pkg.mExtras instanceof PackageSetting)) { 3574 continue; 3575 } 3576 PackageSetting ps = (PackageSetting) pkg.mExtras; 3577 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3578 } 3579 } 3580 } 3581 } 3582 3583 @Override 3584 public int getPermissionFlags(String name, String packageName, int userId) { 3585 if (!sUserManager.exists(userId)) { 3586 return 0; 3587 } 3588 3589 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3590 3591 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3592 "getPermissionFlags"); 3593 3594 synchronized (mPackages) { 3595 final PackageParser.Package pkg = mPackages.get(packageName); 3596 if (pkg == null) { 3597 throw new IllegalArgumentException("Unknown package: " + packageName); 3598 } 3599 3600 final BasePermission bp = mSettings.mPermissions.get(name); 3601 if (bp == null) { 3602 throw new IllegalArgumentException("Unknown permission: " + name); 3603 } 3604 3605 SettingBase sb = (SettingBase) pkg.mExtras; 3606 if (sb == null) { 3607 throw new IllegalArgumentException("Unknown package: " + packageName); 3608 } 3609 3610 PermissionsState permissionsState = sb.getPermissionsState(); 3611 return permissionsState.getPermissionFlags(name, userId); 3612 } 3613 } 3614 3615 @Override 3616 public void updatePermissionFlags(String name, String packageName, int flagMask, 3617 int flagValues, int userId) { 3618 if (!sUserManager.exists(userId)) { 3619 return; 3620 } 3621 3622 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3623 3624 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3625 "updatePermissionFlags"); 3626 3627 // Only the system can change these flags and nothing else. 3628 if (getCallingUid() != Process.SYSTEM_UID) { 3629 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3630 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3631 flagMask &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3632 flagValues &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3633 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3634 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3635 } 3636 3637 synchronized (mPackages) { 3638 final PackageParser.Package pkg = mPackages.get(packageName); 3639 if (pkg == null) { 3640 throw new IllegalArgumentException("Unknown package: " + packageName); 3641 } 3642 3643 final BasePermission bp = mSettings.mPermissions.get(name); 3644 if (bp == null) { 3645 throw new IllegalArgumentException("Unknown permission: " + name); 3646 } 3647 3648 SettingBase sb = (SettingBase) pkg.mExtras; 3649 if (sb == null) { 3650 throw new IllegalArgumentException("Unknown package: " + packageName); 3651 } 3652 3653 PermissionsState permissionsState = sb.getPermissionsState(); 3654 3655 // Only the package manager can change flags for system component permissions. 3656 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3657 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3658 return; 3659 } 3660 3661 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3662 3663 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3664 // Install and runtime permissions are stored in different places, 3665 // so figure out what permission changed and persist the change. 3666 if (permissionsState.getInstallPermissionState(name) != null) { 3667 scheduleWriteSettingsLocked(); 3668 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3669 || hadState) { 3670 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3671 } 3672 } 3673 } 3674 } 3675 3676 /** 3677 * Update the permission flags for all packages and runtime permissions of a user in order 3678 * to allow device or profile owner to remove POLICY_FIXED. 3679 */ 3680 @Override 3681 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3682 if (!sUserManager.exists(userId)) { 3683 return; 3684 } 3685 3686 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3687 3688 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3689 "updatePermissionFlagsForAllApps"); 3690 3691 // Only the system can change system fixed flags. 3692 if (getCallingUid() != Process.SYSTEM_UID) { 3693 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3694 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3695 } 3696 3697 synchronized (mPackages) { 3698 boolean changed = false; 3699 final int packageCount = mPackages.size(); 3700 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3701 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3702 SettingBase sb = (SettingBase) pkg.mExtras; 3703 if (sb == null) { 3704 continue; 3705 } 3706 PermissionsState permissionsState = sb.getPermissionsState(); 3707 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3708 userId, flagMask, flagValues); 3709 } 3710 if (changed) { 3711 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3712 } 3713 } 3714 } 3715 3716 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3717 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3718 != PackageManager.PERMISSION_GRANTED 3719 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3720 != PackageManager.PERMISSION_GRANTED) { 3721 throw new SecurityException(message + " requires " 3722 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3723 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3724 } 3725 } 3726 3727 @Override 3728 public boolean shouldShowRequestPermissionRationale(String permissionName, 3729 String packageName, int userId) { 3730 if (UserHandle.getCallingUserId() != userId) { 3731 mContext.enforceCallingPermission( 3732 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3733 "canShowRequestPermissionRationale for user " + userId); 3734 } 3735 3736 final int uid = getPackageUid(packageName, userId); 3737 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3738 return false; 3739 } 3740 3741 if (checkPermission(permissionName, packageName, userId) 3742 == PackageManager.PERMISSION_GRANTED) { 3743 return false; 3744 } 3745 3746 final int flags; 3747 3748 final long identity = Binder.clearCallingIdentity(); 3749 try { 3750 flags = getPermissionFlags(permissionName, 3751 packageName, userId); 3752 } finally { 3753 Binder.restoreCallingIdentity(identity); 3754 } 3755 3756 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3757 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3758 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3759 3760 if ((flags & fixedFlags) != 0) { 3761 return false; 3762 } 3763 3764 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3765 } 3766 3767 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3768 BasePermission bp = mSettings.mPermissions.get(permission); 3769 if (bp == null) { 3770 throw new SecurityException("Missing " + permission + " permission"); 3771 } 3772 3773 SettingBase sb = (SettingBase) pkg.mExtras; 3774 PermissionsState permissionsState = sb.getPermissionsState(); 3775 3776 if (permissionsState.grantInstallPermission(bp) != 3777 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3778 scheduleWriteSettingsLocked(); 3779 } 3780 } 3781 3782 @Override 3783 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3784 mContext.enforceCallingOrSelfPermission( 3785 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3786 "addOnPermissionsChangeListener"); 3787 3788 synchronized (mPackages) { 3789 mOnPermissionChangeListeners.addListenerLocked(listener); 3790 } 3791 } 3792 3793 @Override 3794 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3795 synchronized (mPackages) { 3796 mOnPermissionChangeListeners.removeListenerLocked(listener); 3797 } 3798 } 3799 3800 @Override 3801 public boolean isProtectedBroadcast(String actionName) { 3802 synchronized (mPackages) { 3803 return mProtectedBroadcasts.contains(actionName); 3804 } 3805 } 3806 3807 @Override 3808 public int checkSignatures(String pkg1, String pkg2) { 3809 synchronized (mPackages) { 3810 final PackageParser.Package p1 = mPackages.get(pkg1); 3811 final PackageParser.Package p2 = mPackages.get(pkg2); 3812 if (p1 == null || p1.mExtras == null 3813 || p2 == null || p2.mExtras == null) { 3814 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3815 } 3816 return compareSignatures(p1.mSignatures, p2.mSignatures); 3817 } 3818 } 3819 3820 @Override 3821 public int checkUidSignatures(int uid1, int uid2) { 3822 // Map to base uids. 3823 uid1 = UserHandle.getAppId(uid1); 3824 uid2 = UserHandle.getAppId(uid2); 3825 // reader 3826 synchronized (mPackages) { 3827 Signature[] s1; 3828 Signature[] s2; 3829 Object obj = mSettings.getUserIdLPr(uid1); 3830 if (obj != null) { 3831 if (obj instanceof SharedUserSetting) { 3832 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3833 } else if (obj instanceof PackageSetting) { 3834 s1 = ((PackageSetting)obj).signatures.mSignatures; 3835 } else { 3836 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3837 } 3838 } else { 3839 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3840 } 3841 obj = mSettings.getUserIdLPr(uid2); 3842 if (obj != null) { 3843 if (obj instanceof SharedUserSetting) { 3844 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3845 } else if (obj instanceof PackageSetting) { 3846 s2 = ((PackageSetting)obj).signatures.mSignatures; 3847 } else { 3848 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3849 } 3850 } else { 3851 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3852 } 3853 return compareSignatures(s1, s2); 3854 } 3855 } 3856 3857 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3858 final long identity = Binder.clearCallingIdentity(); 3859 try { 3860 if (sb instanceof SharedUserSetting) { 3861 SharedUserSetting sus = (SharedUserSetting) sb; 3862 final int packageCount = sus.packages.size(); 3863 for (int i = 0; i < packageCount; i++) { 3864 PackageSetting susPs = sus.packages.valueAt(i); 3865 if (userId == UserHandle.USER_ALL) { 3866 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3867 } else { 3868 final int uid = UserHandle.getUid(userId, susPs.appId); 3869 killUid(uid, reason); 3870 } 3871 } 3872 } else if (sb instanceof PackageSetting) { 3873 PackageSetting ps = (PackageSetting) sb; 3874 if (userId == UserHandle.USER_ALL) { 3875 killApplication(ps.pkg.packageName, ps.appId, reason); 3876 } else { 3877 final int uid = UserHandle.getUid(userId, ps.appId); 3878 killUid(uid, reason); 3879 } 3880 } 3881 } finally { 3882 Binder.restoreCallingIdentity(identity); 3883 } 3884 } 3885 3886 private static void killUid(int uid, String reason) { 3887 IActivityManager am = ActivityManagerNative.getDefault(); 3888 if (am != null) { 3889 try { 3890 am.killUid(uid, reason); 3891 } catch (RemoteException e) { 3892 /* ignore - same process */ 3893 } 3894 } 3895 } 3896 3897 /** 3898 * Compares two sets of signatures. Returns: 3899 * <br /> 3900 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3901 * <br /> 3902 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3903 * <br /> 3904 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3905 * <br /> 3906 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3907 * <br /> 3908 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3909 */ 3910 static int compareSignatures(Signature[] s1, Signature[] s2) { 3911 if (s1 == null) { 3912 return s2 == null 3913 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3914 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3915 } 3916 3917 if (s2 == null) { 3918 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3919 } 3920 3921 if (s1.length != s2.length) { 3922 return PackageManager.SIGNATURE_NO_MATCH; 3923 } 3924 3925 // Since both signature sets are of size 1, we can compare without HashSets. 3926 if (s1.length == 1) { 3927 return s1[0].equals(s2[0]) ? 3928 PackageManager.SIGNATURE_MATCH : 3929 PackageManager.SIGNATURE_NO_MATCH; 3930 } 3931 3932 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3933 for (Signature sig : s1) { 3934 set1.add(sig); 3935 } 3936 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3937 for (Signature sig : s2) { 3938 set2.add(sig); 3939 } 3940 // Make sure s2 contains all signatures in s1. 3941 if (set1.equals(set2)) { 3942 return PackageManager.SIGNATURE_MATCH; 3943 } 3944 return PackageManager.SIGNATURE_NO_MATCH; 3945 } 3946 3947 /** 3948 * If the database version for this type of package (internal storage or 3949 * external storage) is less than the version where package signatures 3950 * were updated, return true. 3951 */ 3952 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3953 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3954 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3955 } 3956 3957 /** 3958 * Used for backward compatibility to make sure any packages with 3959 * certificate chains get upgraded to the new style. {@code existingSigs} 3960 * will be in the old format (since they were stored on disk from before the 3961 * system upgrade) and {@code scannedSigs} will be in the newer format. 3962 */ 3963 private int compareSignaturesCompat(PackageSignatures existingSigs, 3964 PackageParser.Package scannedPkg) { 3965 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3966 return PackageManager.SIGNATURE_NO_MATCH; 3967 } 3968 3969 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3970 for (Signature sig : existingSigs.mSignatures) { 3971 existingSet.add(sig); 3972 } 3973 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3974 for (Signature sig : scannedPkg.mSignatures) { 3975 try { 3976 Signature[] chainSignatures = sig.getChainSignatures(); 3977 for (Signature chainSig : chainSignatures) { 3978 scannedCompatSet.add(chainSig); 3979 } 3980 } catch (CertificateEncodingException e) { 3981 scannedCompatSet.add(sig); 3982 } 3983 } 3984 /* 3985 * Make sure the expanded scanned set contains all signatures in the 3986 * existing one. 3987 */ 3988 if (scannedCompatSet.equals(existingSet)) { 3989 // Migrate the old signatures to the new scheme. 3990 existingSigs.assignSignatures(scannedPkg.mSignatures); 3991 // The new KeySets will be re-added later in the scanning process. 3992 synchronized (mPackages) { 3993 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3994 } 3995 return PackageManager.SIGNATURE_MATCH; 3996 } 3997 return PackageManager.SIGNATURE_NO_MATCH; 3998 } 3999 4000 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4001 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4002 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4003 } 4004 4005 private int compareSignaturesRecover(PackageSignatures existingSigs, 4006 PackageParser.Package scannedPkg) { 4007 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4008 return PackageManager.SIGNATURE_NO_MATCH; 4009 } 4010 4011 String msg = null; 4012 try { 4013 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4014 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4015 + scannedPkg.packageName); 4016 return PackageManager.SIGNATURE_MATCH; 4017 } 4018 } catch (CertificateException e) { 4019 msg = e.getMessage(); 4020 } 4021 4022 logCriticalInfo(Log.INFO, 4023 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4024 return PackageManager.SIGNATURE_NO_MATCH; 4025 } 4026 4027 @Override 4028 public String[] getPackagesForUid(int uid) { 4029 uid = UserHandle.getAppId(uid); 4030 // reader 4031 synchronized (mPackages) { 4032 Object obj = mSettings.getUserIdLPr(uid); 4033 if (obj instanceof SharedUserSetting) { 4034 final SharedUserSetting sus = (SharedUserSetting) obj; 4035 final int N = sus.packages.size(); 4036 final String[] res = new String[N]; 4037 final Iterator<PackageSetting> it = sus.packages.iterator(); 4038 int i = 0; 4039 while (it.hasNext()) { 4040 res[i++] = it.next().name; 4041 } 4042 return res; 4043 } else if (obj instanceof PackageSetting) { 4044 final PackageSetting ps = (PackageSetting) obj; 4045 return new String[] { ps.name }; 4046 } 4047 } 4048 return null; 4049 } 4050 4051 @Override 4052 public String getNameForUid(int uid) { 4053 // reader 4054 synchronized (mPackages) { 4055 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4056 if (obj instanceof SharedUserSetting) { 4057 final SharedUserSetting sus = (SharedUserSetting) obj; 4058 return sus.name + ":" + sus.userId; 4059 } else if (obj instanceof PackageSetting) { 4060 final PackageSetting ps = (PackageSetting) obj; 4061 return ps.name; 4062 } 4063 } 4064 return null; 4065 } 4066 4067 @Override 4068 public int getUidForSharedUser(String sharedUserName) { 4069 if(sharedUserName == null) { 4070 return -1; 4071 } 4072 // reader 4073 synchronized (mPackages) { 4074 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4075 if (suid == null) { 4076 return -1; 4077 } 4078 return suid.userId; 4079 } 4080 } 4081 4082 @Override 4083 public int getFlagsForUid(int uid) { 4084 synchronized (mPackages) { 4085 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4086 if (obj instanceof SharedUserSetting) { 4087 final SharedUserSetting sus = (SharedUserSetting) obj; 4088 return sus.pkgFlags; 4089 } else if (obj instanceof PackageSetting) { 4090 final PackageSetting ps = (PackageSetting) obj; 4091 return ps.pkgFlags; 4092 } 4093 } 4094 return 0; 4095 } 4096 4097 @Override 4098 public int getPrivateFlagsForUid(int uid) { 4099 synchronized (mPackages) { 4100 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4101 if (obj instanceof SharedUserSetting) { 4102 final SharedUserSetting sus = (SharedUserSetting) obj; 4103 return sus.pkgPrivateFlags; 4104 } else if (obj instanceof PackageSetting) { 4105 final PackageSetting ps = (PackageSetting) obj; 4106 return ps.pkgPrivateFlags; 4107 } 4108 } 4109 return 0; 4110 } 4111 4112 @Override 4113 public boolean isUidPrivileged(int uid) { 4114 uid = UserHandle.getAppId(uid); 4115 // reader 4116 synchronized (mPackages) { 4117 Object obj = mSettings.getUserIdLPr(uid); 4118 if (obj instanceof SharedUserSetting) { 4119 final SharedUserSetting sus = (SharedUserSetting) obj; 4120 final Iterator<PackageSetting> it = sus.packages.iterator(); 4121 while (it.hasNext()) { 4122 if (it.next().isPrivileged()) { 4123 return true; 4124 } 4125 } 4126 } else if (obj instanceof PackageSetting) { 4127 final PackageSetting ps = (PackageSetting) obj; 4128 return ps.isPrivileged(); 4129 } 4130 } 4131 return false; 4132 } 4133 4134 @Override 4135 public String[] getAppOpPermissionPackages(String permissionName) { 4136 synchronized (mPackages) { 4137 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4138 if (pkgs == null) { 4139 return null; 4140 } 4141 return pkgs.toArray(new String[pkgs.size()]); 4142 } 4143 } 4144 4145 @Override 4146 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4147 int flags, int userId) { 4148 if (!sUserManager.exists(userId)) return null; 4149 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4150 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4151 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4152 } 4153 4154 @Override 4155 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4156 IntentFilter filter, int match, ComponentName activity) { 4157 final int userId = UserHandle.getCallingUserId(); 4158 if (DEBUG_PREFERRED) { 4159 Log.v(TAG, "setLastChosenActivity intent=" + intent 4160 + " resolvedType=" + resolvedType 4161 + " flags=" + flags 4162 + " filter=" + filter 4163 + " match=" + match 4164 + " activity=" + activity); 4165 filter.dump(new PrintStreamPrinter(System.out), " "); 4166 } 4167 intent.setComponent(null); 4168 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4169 // Find any earlier preferred or last chosen entries and nuke them 4170 findPreferredActivity(intent, resolvedType, 4171 flags, query, 0, false, true, false, userId); 4172 // Add the new activity as the last chosen for this filter 4173 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4174 "Setting last chosen"); 4175 } 4176 4177 @Override 4178 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4179 final int userId = UserHandle.getCallingUserId(); 4180 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4181 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4182 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4183 false, false, false, userId); 4184 } 4185 4186 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4187 int flags, List<ResolveInfo> query, int userId) { 4188 if (query != null) { 4189 final int N = query.size(); 4190 if (N == 1) { 4191 return query.get(0); 4192 } else if (N > 1) { 4193 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4194 // If there is more than one activity with the same priority, 4195 // then let the user decide between them. 4196 ResolveInfo r0 = query.get(0); 4197 ResolveInfo r1 = query.get(1); 4198 if (DEBUG_INTENT_MATCHING || debug) { 4199 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4200 + r1.activityInfo.name + "=" + r1.priority); 4201 } 4202 // If the first activity has a higher priority, or a different 4203 // default, then it is always desireable to pick it. 4204 if (r0.priority != r1.priority 4205 || r0.preferredOrder != r1.preferredOrder 4206 || r0.isDefault != r1.isDefault) { 4207 return query.get(0); 4208 } 4209 // If we have saved a preference for a preferred activity for 4210 // this Intent, use that. 4211 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4212 flags, query, r0.priority, true, false, debug, userId); 4213 if (ri != null) { 4214 return ri; 4215 } 4216 if (userId != 0) { 4217 ri = new ResolveInfo(mResolveInfo); 4218 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4219 ri.activityInfo.applicationInfo = new ApplicationInfo( 4220 ri.activityInfo.applicationInfo); 4221 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4222 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4223 return ri; 4224 } 4225 return mResolveInfo; 4226 } 4227 } 4228 return null; 4229 } 4230 4231 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4232 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4233 final int N = query.size(); 4234 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4235 .get(userId); 4236 // Get the list of persistent preferred activities that handle the intent 4237 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4238 List<PersistentPreferredActivity> pprefs = ppir != null 4239 ? ppir.queryIntent(intent, resolvedType, 4240 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4241 : null; 4242 if (pprefs != null && pprefs.size() > 0) { 4243 final int M = pprefs.size(); 4244 for (int i=0; i<M; i++) { 4245 final PersistentPreferredActivity ppa = pprefs.get(i); 4246 if (DEBUG_PREFERRED || debug) { 4247 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4248 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4249 + "\n component=" + ppa.mComponent); 4250 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4251 } 4252 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4253 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4254 if (DEBUG_PREFERRED || debug) { 4255 Slog.v(TAG, "Found persistent preferred activity:"); 4256 if (ai != null) { 4257 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4258 } else { 4259 Slog.v(TAG, " null"); 4260 } 4261 } 4262 if (ai == null) { 4263 // This previously registered persistent preferred activity 4264 // component is no longer known. Ignore it and do NOT remove it. 4265 continue; 4266 } 4267 for (int j=0; j<N; j++) { 4268 final ResolveInfo ri = query.get(j); 4269 if (!ri.activityInfo.applicationInfo.packageName 4270 .equals(ai.applicationInfo.packageName)) { 4271 continue; 4272 } 4273 if (!ri.activityInfo.name.equals(ai.name)) { 4274 continue; 4275 } 4276 // Found a persistent preference that can handle the intent. 4277 if (DEBUG_PREFERRED || debug) { 4278 Slog.v(TAG, "Returning persistent preferred activity: " + 4279 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4280 } 4281 return ri; 4282 } 4283 } 4284 } 4285 return null; 4286 } 4287 4288 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4289 List<ResolveInfo> query, int priority, boolean always, 4290 boolean removeMatches, boolean debug, int userId) { 4291 if (!sUserManager.exists(userId)) return null; 4292 // writer 4293 synchronized (mPackages) { 4294 if (intent.getSelector() != null) { 4295 intent = intent.getSelector(); 4296 } 4297 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4298 4299 // Try to find a matching persistent preferred activity. 4300 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4301 debug, userId); 4302 4303 // If a persistent preferred activity matched, use it. 4304 if (pri != null) { 4305 return pri; 4306 } 4307 4308 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4309 // Get the list of preferred activities that handle the intent 4310 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4311 List<PreferredActivity> prefs = pir != null 4312 ? pir.queryIntent(intent, resolvedType, 4313 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4314 : null; 4315 if (prefs != null && prefs.size() > 0) { 4316 boolean changed = false; 4317 try { 4318 // First figure out how good the original match set is. 4319 // We will only allow preferred activities that came 4320 // from the same match quality. 4321 int match = 0; 4322 4323 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4324 4325 final int N = query.size(); 4326 for (int j=0; j<N; j++) { 4327 final ResolveInfo ri = query.get(j); 4328 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4329 + ": 0x" + Integer.toHexString(match)); 4330 if (ri.match > match) { 4331 match = ri.match; 4332 } 4333 } 4334 4335 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4336 + Integer.toHexString(match)); 4337 4338 match &= IntentFilter.MATCH_CATEGORY_MASK; 4339 final int M = prefs.size(); 4340 for (int i=0; i<M; i++) { 4341 final PreferredActivity pa = prefs.get(i); 4342 if (DEBUG_PREFERRED || debug) { 4343 Slog.v(TAG, "Checking PreferredActivity ds=" 4344 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4345 + "\n component=" + pa.mPref.mComponent); 4346 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4347 } 4348 if (pa.mPref.mMatch != match) { 4349 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4350 + Integer.toHexString(pa.mPref.mMatch)); 4351 continue; 4352 } 4353 // If it's not an "always" type preferred activity and that's what we're 4354 // looking for, skip it. 4355 if (always && !pa.mPref.mAlways) { 4356 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4357 continue; 4358 } 4359 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4360 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4361 if (DEBUG_PREFERRED || debug) { 4362 Slog.v(TAG, "Found preferred activity:"); 4363 if (ai != null) { 4364 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4365 } else { 4366 Slog.v(TAG, " null"); 4367 } 4368 } 4369 if (ai == null) { 4370 // This previously registered preferred activity 4371 // component is no longer known. Most likely an update 4372 // to the app was installed and in the new version this 4373 // component no longer exists. Clean it up by removing 4374 // it from the preferred activities list, and skip it. 4375 Slog.w(TAG, "Removing dangling preferred activity: " 4376 + pa.mPref.mComponent); 4377 pir.removeFilter(pa); 4378 changed = true; 4379 continue; 4380 } 4381 for (int j=0; j<N; j++) { 4382 final ResolveInfo ri = query.get(j); 4383 if (!ri.activityInfo.applicationInfo.packageName 4384 .equals(ai.applicationInfo.packageName)) { 4385 continue; 4386 } 4387 if (!ri.activityInfo.name.equals(ai.name)) { 4388 continue; 4389 } 4390 4391 if (removeMatches) { 4392 pir.removeFilter(pa); 4393 changed = true; 4394 if (DEBUG_PREFERRED) { 4395 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4396 } 4397 break; 4398 } 4399 4400 // Okay we found a previously set preferred or last chosen app. 4401 // If the result set is different from when this 4402 // was created, we need to clear it and re-ask the 4403 // user their preference, if we're looking for an "always" type entry. 4404 if (always && !pa.mPref.sameSet(query)) { 4405 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4406 + intent + " type " + resolvedType); 4407 if (DEBUG_PREFERRED) { 4408 Slog.v(TAG, "Removing preferred activity since set changed " 4409 + pa.mPref.mComponent); 4410 } 4411 pir.removeFilter(pa); 4412 // Re-add the filter as a "last chosen" entry (!always) 4413 PreferredActivity lastChosen = new PreferredActivity( 4414 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4415 pir.addFilter(lastChosen); 4416 changed = true; 4417 return null; 4418 } 4419 4420 // Yay! Either the set matched or we're looking for the last chosen 4421 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4422 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4423 return ri; 4424 } 4425 } 4426 } finally { 4427 if (changed) { 4428 if (DEBUG_PREFERRED) { 4429 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4430 } 4431 scheduleWritePackageRestrictionsLocked(userId); 4432 } 4433 } 4434 } 4435 } 4436 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4437 return null; 4438 } 4439 4440 /* 4441 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4442 */ 4443 @Override 4444 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4445 int targetUserId) { 4446 mContext.enforceCallingOrSelfPermission( 4447 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4448 List<CrossProfileIntentFilter> matches = 4449 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4450 if (matches != null) { 4451 int size = matches.size(); 4452 for (int i = 0; i < size; i++) { 4453 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4454 } 4455 } 4456 if (hasWebURI(intent)) { 4457 // cross-profile app linking works only towards the parent. 4458 final UserInfo parent = getProfileParent(sourceUserId); 4459 synchronized(mPackages) { 4460 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4461 intent, resolvedType, 0, sourceUserId, parent.id); 4462 return xpDomainInfo != null; 4463 } 4464 } 4465 return false; 4466 } 4467 4468 private UserInfo getProfileParent(int userId) { 4469 final long identity = Binder.clearCallingIdentity(); 4470 try { 4471 return sUserManager.getProfileParent(userId); 4472 } finally { 4473 Binder.restoreCallingIdentity(identity); 4474 } 4475 } 4476 4477 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4478 String resolvedType, int userId) { 4479 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4480 if (resolver != null) { 4481 return resolver.queryIntent(intent, resolvedType, false, userId); 4482 } 4483 return null; 4484 } 4485 4486 @Override 4487 public List<ResolveInfo> queryIntentActivities(Intent intent, 4488 String resolvedType, int flags, int userId) { 4489 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4490 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4491 ComponentName comp = intent.getComponent(); 4492 if (comp == null) { 4493 if (intent.getSelector() != null) { 4494 intent = intent.getSelector(); 4495 comp = intent.getComponent(); 4496 } 4497 } 4498 4499 if (comp != null) { 4500 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4501 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4502 if (ai != null) { 4503 final ResolveInfo ri = new ResolveInfo(); 4504 ri.activityInfo = ai; 4505 list.add(ri); 4506 } 4507 return list; 4508 } 4509 4510 // reader 4511 synchronized (mPackages) { 4512 final String pkgName = intent.getPackage(); 4513 if (pkgName == null) { 4514 List<CrossProfileIntentFilter> matchingFilters = 4515 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4516 // Check for results that need to skip the current profile. 4517 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4518 resolvedType, flags, userId); 4519 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4520 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4521 result.add(xpResolveInfo); 4522 return filterIfNotPrimaryUser(result, userId); 4523 } 4524 4525 // Check for results in the current profile. 4526 List<ResolveInfo> result = mActivities.queryIntent( 4527 intent, resolvedType, flags, userId); 4528 4529 // Check for cross profile results. 4530 xpResolveInfo = queryCrossProfileIntents( 4531 matchingFilters, intent, resolvedType, flags, userId); 4532 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4533 result.add(xpResolveInfo); 4534 Collections.sort(result, mResolvePrioritySorter); 4535 } 4536 result = filterIfNotPrimaryUser(result, userId); 4537 if (hasWebURI(intent)) { 4538 CrossProfileDomainInfo xpDomainInfo = null; 4539 final UserInfo parent = getProfileParent(userId); 4540 if (parent != null) { 4541 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4542 flags, userId, parent.id); 4543 } 4544 if (xpDomainInfo != null) { 4545 if (xpResolveInfo != null) { 4546 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4547 // in the result. 4548 result.remove(xpResolveInfo); 4549 } 4550 if (result.size() == 0) { 4551 result.add(xpDomainInfo.resolveInfo); 4552 return result; 4553 } 4554 } else if (result.size() <= 1) { 4555 return result; 4556 } 4557 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4558 xpDomainInfo, userId); 4559 Collections.sort(result, mResolvePrioritySorter); 4560 } 4561 return result; 4562 } 4563 final PackageParser.Package pkg = mPackages.get(pkgName); 4564 if (pkg != null) { 4565 return filterIfNotPrimaryUser( 4566 mActivities.queryIntentForPackage( 4567 intent, resolvedType, flags, pkg.activities, userId), 4568 userId); 4569 } 4570 return new ArrayList<ResolveInfo>(); 4571 } 4572 } 4573 4574 private static class CrossProfileDomainInfo { 4575 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4576 ResolveInfo resolveInfo; 4577 /* Best domain verification status of the activities found in the other profile */ 4578 int bestDomainVerificationStatus; 4579 } 4580 4581 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4582 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4583 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4584 sourceUserId)) { 4585 return null; 4586 } 4587 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4588 resolvedType, flags, parentUserId); 4589 4590 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4591 return null; 4592 } 4593 CrossProfileDomainInfo result = null; 4594 int size = resultTargetUser.size(); 4595 for (int i = 0; i < size; i++) { 4596 ResolveInfo riTargetUser = resultTargetUser.get(i); 4597 // Intent filter verification is only for filters that specify a host. So don't return 4598 // those that handle all web uris. 4599 if (riTargetUser.handleAllWebDataURI) { 4600 continue; 4601 } 4602 String packageName = riTargetUser.activityInfo.packageName; 4603 PackageSetting ps = mSettings.mPackages.get(packageName); 4604 if (ps == null) { 4605 continue; 4606 } 4607 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4608 int status = (int)(verificationState >> 32); 4609 if (result == null) { 4610 result = new CrossProfileDomainInfo(); 4611 result.resolveInfo = 4612 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4613 result.bestDomainVerificationStatus = status; 4614 } else { 4615 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4616 result.bestDomainVerificationStatus); 4617 } 4618 } 4619 // Don't consider matches with status NEVER across profiles. 4620 if (result != null && result.bestDomainVerificationStatus 4621 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4622 return null; 4623 } 4624 return result; 4625 } 4626 4627 /** 4628 * Verification statuses are ordered from the worse to the best, except for 4629 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4630 */ 4631 private int bestDomainVerificationStatus(int status1, int status2) { 4632 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4633 return status2; 4634 } 4635 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4636 return status1; 4637 } 4638 return (int) MathUtils.max(status1, status2); 4639 } 4640 4641 private boolean isUserEnabled(int userId) { 4642 long callingId = Binder.clearCallingIdentity(); 4643 try { 4644 UserInfo userInfo = sUserManager.getUserInfo(userId); 4645 return userInfo != null && userInfo.isEnabled(); 4646 } finally { 4647 Binder.restoreCallingIdentity(callingId); 4648 } 4649 } 4650 4651 /** 4652 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4653 * 4654 * @return filtered list 4655 */ 4656 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4657 if (userId == UserHandle.USER_OWNER) { 4658 return resolveInfos; 4659 } 4660 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4661 ResolveInfo info = resolveInfos.get(i); 4662 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4663 resolveInfos.remove(i); 4664 } 4665 } 4666 return resolveInfos; 4667 } 4668 4669 private static boolean hasWebURI(Intent intent) { 4670 if (intent.getData() == null) { 4671 return false; 4672 } 4673 final String scheme = intent.getScheme(); 4674 if (TextUtils.isEmpty(scheme)) { 4675 return false; 4676 } 4677 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4678 } 4679 4680 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4681 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4682 int userId) { 4683 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4684 4685 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4686 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4687 candidates.size()); 4688 } 4689 4690 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4691 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4692 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4693 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4694 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4695 4696 synchronized (mPackages) { 4697 final int count = candidates.size(); 4698 // First, try to use linked apps. Partition the candidates into four lists: 4699 // one for the final results, one for the "do not use ever", one for "undefined status" 4700 // and finally one for "browser app type". 4701 for (int n=0; n<count; n++) { 4702 ResolveInfo info = candidates.get(n); 4703 String packageName = info.activityInfo.packageName; 4704 PackageSetting ps = mSettings.mPackages.get(packageName); 4705 if (ps != null) { 4706 // Add to the special match all list (Browser use case) 4707 if (info.handleAllWebDataURI) { 4708 matchAllList.add(info); 4709 continue; 4710 } 4711 // Try to get the status from User settings first 4712 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4713 int status = (int)(packedStatus >> 32); 4714 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4715 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4716 if (DEBUG_DOMAIN_VERIFICATION) { 4717 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4718 + " : linkgen=" + linkGeneration); 4719 } 4720 // Use link-enabled generation as preferredOrder, i.e. 4721 // prefer newly-enabled over earlier-enabled. 4722 info.preferredOrder = linkGeneration; 4723 alwaysList.add(info); 4724 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4725 if (DEBUG_DOMAIN_VERIFICATION) { 4726 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4727 } 4728 neverList.add(info); 4729 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4730 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4731 if (DEBUG_DOMAIN_VERIFICATION) { 4732 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4733 } 4734 undefinedList.add(info); 4735 } 4736 } 4737 } 4738 // First try to add the "always" resolution(s) for the current user, if any 4739 if (alwaysList.size() > 0) { 4740 result.addAll(alwaysList); 4741 // if there is an "always" for the parent user, add it. 4742 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4743 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4744 result.add(xpDomainInfo.resolveInfo); 4745 } else { 4746 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4747 result.addAll(undefinedList); 4748 if (xpDomainInfo != null && ( 4749 xpDomainInfo.bestDomainVerificationStatus 4750 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4751 || xpDomainInfo.bestDomainVerificationStatus 4752 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4753 result.add(xpDomainInfo.resolveInfo); 4754 } 4755 // Also add Browsers (all of them or only the default one) 4756 if ((matchFlags & MATCH_ALL) != 0) { 4757 result.addAll(matchAllList); 4758 } else { 4759 // Browser/generic handling case. If there's a default browser, go straight 4760 // to that (but only if there is no other higher-priority match). 4761 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4762 int maxMatchPrio = 0; 4763 ResolveInfo defaultBrowserMatch = null; 4764 final int numCandidates = matchAllList.size(); 4765 for (int n = 0; n < numCandidates; n++) { 4766 ResolveInfo info = matchAllList.get(n); 4767 // track the highest overall match priority... 4768 if (info.priority > maxMatchPrio) { 4769 maxMatchPrio = info.priority; 4770 } 4771 // ...and the highest-priority default browser match 4772 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4773 if (defaultBrowserMatch == null 4774 || (defaultBrowserMatch.priority < info.priority)) { 4775 if (debug) { 4776 Slog.v(TAG, "Considering default browser match " + info); 4777 } 4778 defaultBrowserMatch = info; 4779 } 4780 } 4781 } 4782 if (defaultBrowserMatch != null 4783 && defaultBrowserMatch.priority >= maxMatchPrio 4784 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4785 { 4786 if (debug) { 4787 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4788 } 4789 result.add(defaultBrowserMatch); 4790 } else { 4791 result.addAll(matchAllList); 4792 } 4793 } 4794 4795 // If there is nothing selected, add all candidates and remove the ones that the user 4796 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4797 if (result.size() == 0) { 4798 result.addAll(candidates); 4799 result.removeAll(neverList); 4800 } 4801 } 4802 } 4803 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4804 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4805 result.size()); 4806 for (ResolveInfo info : result) { 4807 Slog.v(TAG, " + " + info.activityInfo); 4808 } 4809 } 4810 return result; 4811 } 4812 4813 // Returns a packed value as a long: 4814 // 4815 // high 'int'-sized word: link status: undefined/ask/never/always. 4816 // low 'int'-sized word: relative priority among 'always' results. 4817 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4818 long result = ps.getDomainVerificationStatusForUser(userId); 4819 // if none available, get the master status 4820 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4821 if (ps.getIntentFilterVerificationInfo() != null) { 4822 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4823 } 4824 } 4825 return result; 4826 } 4827 4828 private ResolveInfo querySkipCurrentProfileIntents( 4829 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4830 int flags, int sourceUserId) { 4831 if (matchingFilters != null) { 4832 int size = matchingFilters.size(); 4833 for (int i = 0; i < size; i ++) { 4834 CrossProfileIntentFilter filter = matchingFilters.get(i); 4835 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4836 // Checking if there are activities in the target user that can handle the 4837 // intent. 4838 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4839 flags, sourceUserId); 4840 if (resolveInfo != null) { 4841 return resolveInfo; 4842 } 4843 } 4844 } 4845 } 4846 return null; 4847 } 4848 4849 // Return matching ResolveInfo if any for skip current profile intent filters. 4850 private ResolveInfo queryCrossProfileIntents( 4851 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4852 int flags, int sourceUserId) { 4853 if (matchingFilters != null) { 4854 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4855 // match the same intent. For performance reasons, it is better not to 4856 // run queryIntent twice for the same userId 4857 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4858 int size = matchingFilters.size(); 4859 for (int i = 0; i < size; i++) { 4860 CrossProfileIntentFilter filter = matchingFilters.get(i); 4861 int targetUserId = filter.getTargetUserId(); 4862 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4863 && !alreadyTriedUserIds.get(targetUserId)) { 4864 // Checking if there are activities in the target user that can handle the 4865 // intent. 4866 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4867 flags, sourceUserId); 4868 if (resolveInfo != null) return resolveInfo; 4869 alreadyTriedUserIds.put(targetUserId, true); 4870 } 4871 } 4872 } 4873 return null; 4874 } 4875 4876 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4877 String resolvedType, int flags, int sourceUserId) { 4878 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4879 resolvedType, flags, filter.getTargetUserId()); 4880 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4881 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4882 } 4883 return null; 4884 } 4885 4886 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4887 int sourceUserId, int targetUserId) { 4888 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4889 String className; 4890 if (targetUserId == UserHandle.USER_OWNER) { 4891 className = FORWARD_INTENT_TO_USER_OWNER; 4892 } else { 4893 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4894 } 4895 ComponentName forwardingActivityComponentName = new ComponentName( 4896 mAndroidApplication.packageName, className); 4897 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4898 sourceUserId); 4899 if (targetUserId == UserHandle.USER_OWNER) { 4900 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4901 forwardingResolveInfo.noResourceId = true; 4902 } 4903 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4904 forwardingResolveInfo.priority = 0; 4905 forwardingResolveInfo.preferredOrder = 0; 4906 forwardingResolveInfo.match = 0; 4907 forwardingResolveInfo.isDefault = true; 4908 forwardingResolveInfo.filter = filter; 4909 forwardingResolveInfo.targetUserId = targetUserId; 4910 return forwardingResolveInfo; 4911 } 4912 4913 @Override 4914 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4915 Intent[] specifics, String[] specificTypes, Intent intent, 4916 String resolvedType, int flags, int userId) { 4917 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4918 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4919 false, "query intent activity options"); 4920 final String resultsAction = intent.getAction(); 4921 4922 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4923 | PackageManager.GET_RESOLVED_FILTER, userId); 4924 4925 if (DEBUG_INTENT_MATCHING) { 4926 Log.v(TAG, "Query " + intent + ": " + results); 4927 } 4928 4929 int specificsPos = 0; 4930 int N; 4931 4932 // todo: note that the algorithm used here is O(N^2). This 4933 // isn't a problem in our current environment, but if we start running 4934 // into situations where we have more than 5 or 10 matches then this 4935 // should probably be changed to something smarter... 4936 4937 // First we go through and resolve each of the specific items 4938 // that were supplied, taking care of removing any corresponding 4939 // duplicate items in the generic resolve list. 4940 if (specifics != null) { 4941 for (int i=0; i<specifics.length; i++) { 4942 final Intent sintent = specifics[i]; 4943 if (sintent == null) { 4944 continue; 4945 } 4946 4947 if (DEBUG_INTENT_MATCHING) { 4948 Log.v(TAG, "Specific #" + i + ": " + sintent); 4949 } 4950 4951 String action = sintent.getAction(); 4952 if (resultsAction != null && resultsAction.equals(action)) { 4953 // If this action was explicitly requested, then don't 4954 // remove things that have it. 4955 action = null; 4956 } 4957 4958 ResolveInfo ri = null; 4959 ActivityInfo ai = null; 4960 4961 ComponentName comp = sintent.getComponent(); 4962 if (comp == null) { 4963 ri = resolveIntent( 4964 sintent, 4965 specificTypes != null ? specificTypes[i] : null, 4966 flags, userId); 4967 if (ri == null) { 4968 continue; 4969 } 4970 if (ri == mResolveInfo) { 4971 // ACK! Must do something better with this. 4972 } 4973 ai = ri.activityInfo; 4974 comp = new ComponentName(ai.applicationInfo.packageName, 4975 ai.name); 4976 } else { 4977 ai = getActivityInfo(comp, flags, userId); 4978 if (ai == null) { 4979 continue; 4980 } 4981 } 4982 4983 // Look for any generic query activities that are duplicates 4984 // of this specific one, and remove them from the results. 4985 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4986 N = results.size(); 4987 int j; 4988 for (j=specificsPos; j<N; j++) { 4989 ResolveInfo sri = results.get(j); 4990 if ((sri.activityInfo.name.equals(comp.getClassName()) 4991 && sri.activityInfo.applicationInfo.packageName.equals( 4992 comp.getPackageName())) 4993 || (action != null && sri.filter.matchAction(action))) { 4994 results.remove(j); 4995 if (DEBUG_INTENT_MATCHING) Log.v( 4996 TAG, "Removing duplicate item from " + j 4997 + " due to specific " + specificsPos); 4998 if (ri == null) { 4999 ri = sri; 5000 } 5001 j--; 5002 N--; 5003 } 5004 } 5005 5006 // Add this specific item to its proper place. 5007 if (ri == null) { 5008 ri = new ResolveInfo(); 5009 ri.activityInfo = ai; 5010 } 5011 results.add(specificsPos, ri); 5012 ri.specificIndex = i; 5013 specificsPos++; 5014 } 5015 } 5016 5017 // Now we go through the remaining generic results and remove any 5018 // duplicate actions that are found here. 5019 N = results.size(); 5020 for (int i=specificsPos; i<N-1; i++) { 5021 final ResolveInfo rii = results.get(i); 5022 if (rii.filter == null) { 5023 continue; 5024 } 5025 5026 // Iterate over all of the actions of this result's intent 5027 // filter... typically this should be just one. 5028 final Iterator<String> it = rii.filter.actionsIterator(); 5029 if (it == null) { 5030 continue; 5031 } 5032 while (it.hasNext()) { 5033 final String action = it.next(); 5034 if (resultsAction != null && resultsAction.equals(action)) { 5035 // If this action was explicitly requested, then don't 5036 // remove things that have it. 5037 continue; 5038 } 5039 for (int j=i+1; j<N; j++) { 5040 final ResolveInfo rij = results.get(j); 5041 if (rij.filter != null && rij.filter.hasAction(action)) { 5042 results.remove(j); 5043 if (DEBUG_INTENT_MATCHING) Log.v( 5044 TAG, "Removing duplicate item from " + j 5045 + " due to action " + action + " at " + i); 5046 j--; 5047 N--; 5048 } 5049 } 5050 } 5051 5052 // If the caller didn't request filter information, drop it now 5053 // so we don't have to marshall/unmarshall it. 5054 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5055 rii.filter = null; 5056 } 5057 } 5058 5059 // Filter out the caller activity if so requested. 5060 if (caller != null) { 5061 N = results.size(); 5062 for (int i=0; i<N; i++) { 5063 ActivityInfo ainfo = results.get(i).activityInfo; 5064 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5065 && caller.getClassName().equals(ainfo.name)) { 5066 results.remove(i); 5067 break; 5068 } 5069 } 5070 } 5071 5072 // If the caller didn't request filter information, 5073 // drop them now so we don't have to 5074 // marshall/unmarshall it. 5075 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5076 N = results.size(); 5077 for (int i=0; i<N; i++) { 5078 results.get(i).filter = null; 5079 } 5080 } 5081 5082 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5083 return results; 5084 } 5085 5086 @Override 5087 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5088 int userId) { 5089 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5090 ComponentName comp = intent.getComponent(); 5091 if (comp == null) { 5092 if (intent.getSelector() != null) { 5093 intent = intent.getSelector(); 5094 comp = intent.getComponent(); 5095 } 5096 } 5097 if (comp != null) { 5098 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5099 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5100 if (ai != null) { 5101 ResolveInfo ri = new ResolveInfo(); 5102 ri.activityInfo = ai; 5103 list.add(ri); 5104 } 5105 return list; 5106 } 5107 5108 // reader 5109 synchronized (mPackages) { 5110 String pkgName = intent.getPackage(); 5111 if (pkgName == null) { 5112 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5113 } 5114 final PackageParser.Package pkg = mPackages.get(pkgName); 5115 if (pkg != null) { 5116 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5117 userId); 5118 } 5119 return null; 5120 } 5121 } 5122 5123 @Override 5124 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5125 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5126 if (!sUserManager.exists(userId)) return null; 5127 if (query != null) { 5128 if (query.size() >= 1) { 5129 // If there is more than one service with the same priority, 5130 // just arbitrarily pick the first one. 5131 return query.get(0); 5132 } 5133 } 5134 return null; 5135 } 5136 5137 @Override 5138 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5139 int userId) { 5140 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5141 ComponentName comp = intent.getComponent(); 5142 if (comp == null) { 5143 if (intent.getSelector() != null) { 5144 intent = intent.getSelector(); 5145 comp = intent.getComponent(); 5146 } 5147 } 5148 if (comp != null) { 5149 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5150 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5151 if (si != null) { 5152 final ResolveInfo ri = new ResolveInfo(); 5153 ri.serviceInfo = si; 5154 list.add(ri); 5155 } 5156 return list; 5157 } 5158 5159 // reader 5160 synchronized (mPackages) { 5161 String pkgName = intent.getPackage(); 5162 if (pkgName == null) { 5163 return mServices.queryIntent(intent, resolvedType, flags, userId); 5164 } 5165 final PackageParser.Package pkg = mPackages.get(pkgName); 5166 if (pkg != null) { 5167 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5168 userId); 5169 } 5170 return null; 5171 } 5172 } 5173 5174 @Override 5175 public List<ResolveInfo> queryIntentContentProviders( 5176 Intent intent, String resolvedType, int flags, int userId) { 5177 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5178 ComponentName comp = intent.getComponent(); 5179 if (comp == null) { 5180 if (intent.getSelector() != null) { 5181 intent = intent.getSelector(); 5182 comp = intent.getComponent(); 5183 } 5184 } 5185 if (comp != null) { 5186 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5187 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5188 if (pi != null) { 5189 final ResolveInfo ri = new ResolveInfo(); 5190 ri.providerInfo = pi; 5191 list.add(ri); 5192 } 5193 return list; 5194 } 5195 5196 // reader 5197 synchronized (mPackages) { 5198 String pkgName = intent.getPackage(); 5199 if (pkgName == null) { 5200 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5201 } 5202 final PackageParser.Package pkg = mPackages.get(pkgName); 5203 if (pkg != null) { 5204 return mProviders.queryIntentForPackage( 5205 intent, resolvedType, flags, pkg.providers, userId); 5206 } 5207 return null; 5208 } 5209 } 5210 5211 @Override 5212 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5213 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5214 5215 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5216 5217 // writer 5218 synchronized (mPackages) { 5219 ArrayList<PackageInfo> list; 5220 if (listUninstalled) { 5221 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5222 for (PackageSetting ps : mSettings.mPackages.values()) { 5223 PackageInfo pi; 5224 if (ps.pkg != null) { 5225 pi = generatePackageInfo(ps.pkg, flags, userId); 5226 } else { 5227 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5228 } 5229 if (pi != null) { 5230 list.add(pi); 5231 } 5232 } 5233 } else { 5234 list = new ArrayList<PackageInfo>(mPackages.size()); 5235 for (PackageParser.Package p : mPackages.values()) { 5236 PackageInfo pi = generatePackageInfo(p, flags, userId); 5237 if (pi != null) { 5238 list.add(pi); 5239 } 5240 } 5241 } 5242 5243 return new ParceledListSlice<PackageInfo>(list); 5244 } 5245 } 5246 5247 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5248 String[] permissions, boolean[] tmp, int flags, int userId) { 5249 int numMatch = 0; 5250 final PermissionsState permissionsState = ps.getPermissionsState(); 5251 for (int i=0; i<permissions.length; i++) { 5252 final String permission = permissions[i]; 5253 if (permissionsState.hasPermission(permission, userId)) { 5254 tmp[i] = true; 5255 numMatch++; 5256 } else { 5257 tmp[i] = false; 5258 } 5259 } 5260 if (numMatch == 0) { 5261 return; 5262 } 5263 PackageInfo pi; 5264 if (ps.pkg != null) { 5265 pi = generatePackageInfo(ps.pkg, flags, userId); 5266 } else { 5267 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5268 } 5269 // The above might return null in cases of uninstalled apps or install-state 5270 // skew across users/profiles. 5271 if (pi != null) { 5272 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5273 if (numMatch == permissions.length) { 5274 pi.requestedPermissions = permissions; 5275 } else { 5276 pi.requestedPermissions = new String[numMatch]; 5277 numMatch = 0; 5278 for (int i=0; i<permissions.length; i++) { 5279 if (tmp[i]) { 5280 pi.requestedPermissions[numMatch] = permissions[i]; 5281 numMatch++; 5282 } 5283 } 5284 } 5285 } 5286 list.add(pi); 5287 } 5288 } 5289 5290 @Override 5291 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5292 String[] permissions, int flags, int userId) { 5293 if (!sUserManager.exists(userId)) return null; 5294 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5295 5296 // writer 5297 synchronized (mPackages) { 5298 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5299 boolean[] tmpBools = new boolean[permissions.length]; 5300 if (listUninstalled) { 5301 for (PackageSetting ps : mSettings.mPackages.values()) { 5302 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5303 } 5304 } else { 5305 for (PackageParser.Package pkg : mPackages.values()) { 5306 PackageSetting ps = (PackageSetting)pkg.mExtras; 5307 if (ps != null) { 5308 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5309 userId); 5310 } 5311 } 5312 } 5313 5314 return new ParceledListSlice<PackageInfo>(list); 5315 } 5316 } 5317 5318 @Override 5319 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5320 if (!sUserManager.exists(userId)) return null; 5321 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5322 5323 // writer 5324 synchronized (mPackages) { 5325 ArrayList<ApplicationInfo> list; 5326 if (listUninstalled) { 5327 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5328 for (PackageSetting ps : mSettings.mPackages.values()) { 5329 ApplicationInfo ai; 5330 if (ps.pkg != null) { 5331 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5332 ps.readUserState(userId), userId); 5333 } else { 5334 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5335 } 5336 if (ai != null) { 5337 list.add(ai); 5338 } 5339 } 5340 } else { 5341 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5342 for (PackageParser.Package p : mPackages.values()) { 5343 if (p.mExtras != null) { 5344 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5345 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5346 if (ai != null) { 5347 list.add(ai); 5348 } 5349 } 5350 } 5351 } 5352 5353 return new ParceledListSlice<ApplicationInfo>(list); 5354 } 5355 } 5356 5357 public List<ApplicationInfo> getPersistentApplications(int flags) { 5358 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5359 5360 // reader 5361 synchronized (mPackages) { 5362 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5363 final int userId = UserHandle.getCallingUserId(); 5364 while (i.hasNext()) { 5365 final PackageParser.Package p = i.next(); 5366 if (p.applicationInfo != null 5367 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5368 && (!mSafeMode || isSystemApp(p))) { 5369 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5370 if (ps != null) { 5371 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5372 ps.readUserState(userId), userId); 5373 if (ai != null) { 5374 finalList.add(ai); 5375 } 5376 } 5377 } 5378 } 5379 } 5380 5381 return finalList; 5382 } 5383 5384 @Override 5385 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5386 if (!sUserManager.exists(userId)) return null; 5387 // reader 5388 synchronized (mPackages) { 5389 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5390 PackageSetting ps = provider != null 5391 ? mSettings.mPackages.get(provider.owner.packageName) 5392 : null; 5393 return ps != null 5394 && mSettings.isEnabledLPr(provider.info, flags, userId) 5395 && (!mSafeMode || (provider.info.applicationInfo.flags 5396 &ApplicationInfo.FLAG_SYSTEM) != 0) 5397 ? PackageParser.generateProviderInfo(provider, flags, 5398 ps.readUserState(userId), userId) 5399 : null; 5400 } 5401 } 5402 5403 /** 5404 * @deprecated 5405 */ 5406 @Deprecated 5407 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5408 // reader 5409 synchronized (mPackages) { 5410 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5411 .entrySet().iterator(); 5412 final int userId = UserHandle.getCallingUserId(); 5413 while (i.hasNext()) { 5414 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5415 PackageParser.Provider p = entry.getValue(); 5416 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5417 5418 if (ps != null && p.syncable 5419 && (!mSafeMode || (p.info.applicationInfo.flags 5420 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5421 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5422 ps.readUserState(userId), userId); 5423 if (info != null) { 5424 outNames.add(entry.getKey()); 5425 outInfo.add(info); 5426 } 5427 } 5428 } 5429 } 5430 } 5431 5432 @Override 5433 public List<ProviderInfo> queryContentProviders(String processName, 5434 int uid, int flags) { 5435 ArrayList<ProviderInfo> finalList = null; 5436 // reader 5437 synchronized (mPackages) { 5438 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5439 final int userId = processName != null ? 5440 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5441 while (i.hasNext()) { 5442 final PackageParser.Provider p = i.next(); 5443 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5444 if (ps != null && p.info.authority != null 5445 && (processName == null 5446 || (p.info.processName.equals(processName) 5447 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5448 && mSettings.isEnabledLPr(p.info, flags, userId) 5449 && (!mSafeMode 5450 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5451 if (finalList == null) { 5452 finalList = new ArrayList<ProviderInfo>(3); 5453 } 5454 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5455 ps.readUserState(userId), userId); 5456 if (info != null) { 5457 finalList.add(info); 5458 } 5459 } 5460 } 5461 } 5462 5463 if (finalList != null) { 5464 Collections.sort(finalList, mProviderInitOrderSorter); 5465 } 5466 5467 return finalList; 5468 } 5469 5470 @Override 5471 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5472 int flags) { 5473 // reader 5474 synchronized (mPackages) { 5475 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5476 return PackageParser.generateInstrumentationInfo(i, flags); 5477 } 5478 } 5479 5480 @Override 5481 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5482 int flags) { 5483 ArrayList<InstrumentationInfo> finalList = 5484 new ArrayList<InstrumentationInfo>(); 5485 5486 // reader 5487 synchronized (mPackages) { 5488 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5489 while (i.hasNext()) { 5490 final PackageParser.Instrumentation p = i.next(); 5491 if (targetPackage == null 5492 || targetPackage.equals(p.info.targetPackage)) { 5493 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5494 flags); 5495 if (ii != null) { 5496 finalList.add(ii); 5497 } 5498 } 5499 } 5500 } 5501 5502 return finalList; 5503 } 5504 5505 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5506 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5507 if (overlays == null) { 5508 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5509 return; 5510 } 5511 for (PackageParser.Package opkg : overlays.values()) { 5512 // Not much to do if idmap fails: we already logged the error 5513 // and we certainly don't want to abort installation of pkg simply 5514 // because an overlay didn't fit properly. For these reasons, 5515 // ignore the return value of createIdmapForPackagePairLI. 5516 createIdmapForPackagePairLI(pkg, opkg); 5517 } 5518 } 5519 5520 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5521 PackageParser.Package opkg) { 5522 if (!opkg.mTrustedOverlay) { 5523 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5524 opkg.baseCodePath + ": overlay not trusted"); 5525 return false; 5526 } 5527 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5528 if (overlaySet == null) { 5529 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5530 opkg.baseCodePath + " but target package has no known overlays"); 5531 return false; 5532 } 5533 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5534 // TODO: generate idmap for split APKs 5535 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5536 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5537 + opkg.baseCodePath); 5538 return false; 5539 } 5540 PackageParser.Package[] overlayArray = 5541 overlaySet.values().toArray(new PackageParser.Package[0]); 5542 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5543 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5544 return p1.mOverlayPriority - p2.mOverlayPriority; 5545 } 5546 }; 5547 Arrays.sort(overlayArray, cmp); 5548 5549 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5550 int i = 0; 5551 for (PackageParser.Package p : overlayArray) { 5552 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5553 } 5554 return true; 5555 } 5556 5557 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5558 final File[] files = dir.listFiles(); 5559 if (ArrayUtils.isEmpty(files)) { 5560 Log.d(TAG, "No files in app dir " + dir); 5561 return; 5562 } 5563 5564 if (DEBUG_PACKAGE_SCANNING) { 5565 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5566 + " flags=0x" + Integer.toHexString(parseFlags)); 5567 } 5568 5569 for (File file : files) { 5570 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5571 && !PackageInstallerService.isStageName(file.getName()); 5572 if (!isPackage) { 5573 // Ignore entries which are not packages 5574 continue; 5575 } 5576 try { 5577 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5578 scanFlags, currentTime, null); 5579 } catch (PackageManagerException e) { 5580 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5581 5582 // Delete invalid userdata apps 5583 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5584 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5585 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5586 if (file.isDirectory()) { 5587 mInstaller.rmPackageDir(file.getAbsolutePath()); 5588 } else { 5589 file.delete(); 5590 } 5591 } 5592 } 5593 } 5594 } 5595 5596 private static File getSettingsProblemFile() { 5597 File dataDir = Environment.getDataDirectory(); 5598 File systemDir = new File(dataDir, "system"); 5599 File fname = new File(systemDir, "uiderrors.txt"); 5600 return fname; 5601 } 5602 5603 static void reportSettingsProblem(int priority, String msg) { 5604 logCriticalInfo(priority, msg); 5605 } 5606 5607 static void logCriticalInfo(int priority, String msg) { 5608 Slog.println(priority, TAG, msg); 5609 EventLogTags.writePmCriticalInfo(msg); 5610 try { 5611 File fname = getSettingsProblemFile(); 5612 FileOutputStream out = new FileOutputStream(fname, true); 5613 PrintWriter pw = new FastPrintWriter(out); 5614 SimpleDateFormat formatter = new SimpleDateFormat(); 5615 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5616 pw.println(dateString + ": " + msg); 5617 pw.close(); 5618 FileUtils.setPermissions( 5619 fname.toString(), 5620 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5621 -1, -1); 5622 } catch (java.io.IOException e) { 5623 } 5624 } 5625 5626 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5627 PackageParser.Package pkg, File srcFile, int parseFlags) 5628 throws PackageManagerException { 5629 if (ps != null 5630 && ps.codePath.equals(srcFile) 5631 && ps.timeStamp == srcFile.lastModified() 5632 && !isCompatSignatureUpdateNeeded(pkg) 5633 && !isRecoverSignatureUpdateNeeded(pkg)) { 5634 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5635 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5636 ArraySet<PublicKey> signingKs; 5637 synchronized (mPackages) { 5638 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5639 } 5640 if (ps.signatures.mSignatures != null 5641 && ps.signatures.mSignatures.length != 0 5642 && signingKs != null) { 5643 // Optimization: reuse the existing cached certificates 5644 // if the package appears to be unchanged. 5645 pkg.mSignatures = ps.signatures.mSignatures; 5646 pkg.mSigningKeys = signingKs; 5647 return; 5648 } 5649 5650 Slog.w(TAG, "PackageSetting for " + ps.name 5651 + " is missing signatures. Collecting certs again to recover them."); 5652 } else { 5653 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5654 } 5655 5656 try { 5657 pp.collectCertificates(pkg, parseFlags); 5658 pp.collectManifestDigest(pkg); 5659 } catch (PackageParserException e) { 5660 throw PackageManagerException.from(e); 5661 } 5662 } 5663 5664 /* 5665 * Scan a package and return the newly parsed package. 5666 * Returns null in case of errors and the error code is stored in mLastScanError 5667 */ 5668 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5669 long currentTime, UserHandle user) throws PackageManagerException { 5670 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5671 parseFlags |= mDefParseFlags; 5672 PackageParser pp = new PackageParser(); 5673 pp.setSeparateProcesses(mSeparateProcesses); 5674 pp.setOnlyCoreApps(mOnlyCore); 5675 pp.setDisplayMetrics(mMetrics); 5676 5677 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5678 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5679 } 5680 5681 final PackageParser.Package pkg; 5682 try { 5683 pkg = pp.parsePackage(scanFile, parseFlags); 5684 } catch (PackageParserException e) { 5685 throw PackageManagerException.from(e); 5686 } 5687 5688 PackageSetting ps = null; 5689 PackageSetting updatedPkg; 5690 // reader 5691 synchronized (mPackages) { 5692 // Look to see if we already know about this package. 5693 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5694 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5695 // This package has been renamed to its original name. Let's 5696 // use that. 5697 ps = mSettings.peekPackageLPr(oldName); 5698 } 5699 // If there was no original package, see one for the real package name. 5700 if (ps == null) { 5701 ps = mSettings.peekPackageLPr(pkg.packageName); 5702 } 5703 // Check to see if this package could be hiding/updating a system 5704 // package. Must look for it either under the original or real 5705 // package name depending on our state. 5706 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5707 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5708 } 5709 boolean updatedPkgBetter = false; 5710 // First check if this is a system package that may involve an update 5711 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5712 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5713 // it needs to drop FLAG_PRIVILEGED. 5714 if (locationIsPrivileged(scanFile)) { 5715 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5716 } else { 5717 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5718 } 5719 5720 if (ps != null && !ps.codePath.equals(scanFile)) { 5721 // The path has changed from what was last scanned... check the 5722 // version of the new path against what we have stored to determine 5723 // what to do. 5724 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5725 if (pkg.mVersionCode <= ps.versionCode) { 5726 // The system package has been updated and the code path does not match 5727 // Ignore entry. Skip it. 5728 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5729 + " ignored: updated version " + ps.versionCode 5730 + " better than this " + pkg.mVersionCode); 5731 if (!updatedPkg.codePath.equals(scanFile)) { 5732 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5733 + ps.name + " changing from " + updatedPkg.codePathString 5734 + " to " + scanFile); 5735 updatedPkg.codePath = scanFile; 5736 updatedPkg.codePathString = scanFile.toString(); 5737 updatedPkg.resourcePath = scanFile; 5738 updatedPkg.resourcePathString = scanFile.toString(); 5739 } 5740 updatedPkg.pkg = pkg; 5741 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5742 "Package " + ps.name + " at " + scanFile 5743 + " ignored: updated version " + ps.versionCode 5744 + " better than this " + pkg.mVersionCode); 5745 } else { 5746 // The current app on the system partition is better than 5747 // what we have updated to on the data partition; switch 5748 // back to the system partition version. 5749 // At this point, its safely assumed that package installation for 5750 // apps in system partition will go through. If not there won't be a working 5751 // version of the app 5752 // writer 5753 synchronized (mPackages) { 5754 // Just remove the loaded entries from package lists. 5755 mPackages.remove(ps.name); 5756 } 5757 5758 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5759 + " reverting from " + ps.codePathString 5760 + ": new version " + pkg.mVersionCode 5761 + " better than installed " + ps.versionCode); 5762 5763 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5764 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5765 synchronized (mInstallLock) { 5766 args.cleanUpResourcesLI(); 5767 } 5768 synchronized (mPackages) { 5769 mSettings.enableSystemPackageLPw(ps.name); 5770 } 5771 updatedPkgBetter = true; 5772 } 5773 } 5774 } 5775 5776 if (updatedPkg != null) { 5777 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5778 // initially 5779 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5780 5781 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5782 // flag set initially 5783 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5784 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5785 } 5786 } 5787 5788 // Verify certificates against what was last scanned 5789 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5790 5791 /* 5792 * A new system app appeared, but we already had a non-system one of the 5793 * same name installed earlier. 5794 */ 5795 boolean shouldHideSystemApp = false; 5796 if (updatedPkg == null && ps != null 5797 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5798 /* 5799 * Check to make sure the signatures match first. If they don't, 5800 * wipe the installed application and its data. 5801 */ 5802 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5803 != PackageManager.SIGNATURE_MATCH) { 5804 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5805 + " signatures don't match existing userdata copy; removing"); 5806 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5807 ps = null; 5808 } else { 5809 /* 5810 * If the newly-added system app is an older version than the 5811 * already installed version, hide it. It will be scanned later 5812 * and re-added like an update. 5813 */ 5814 if (pkg.mVersionCode <= ps.versionCode) { 5815 shouldHideSystemApp = true; 5816 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5817 + " but new version " + pkg.mVersionCode + " better than installed " 5818 + ps.versionCode + "; hiding system"); 5819 } else { 5820 /* 5821 * The newly found system app is a newer version that the 5822 * one previously installed. Simply remove the 5823 * already-installed application and replace it with our own 5824 * while keeping the application data. 5825 */ 5826 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5827 + " reverting from " + ps.codePathString + ": new version " 5828 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5829 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5830 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5831 synchronized (mInstallLock) { 5832 args.cleanUpResourcesLI(); 5833 } 5834 } 5835 } 5836 } 5837 5838 // The apk is forward locked (not public) if its code and resources 5839 // are kept in different files. (except for app in either system or 5840 // vendor path). 5841 // TODO grab this value from PackageSettings 5842 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5843 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5844 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5845 } 5846 } 5847 5848 // TODO: extend to support forward-locked splits 5849 String resourcePath = null; 5850 String baseResourcePath = null; 5851 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5852 if (ps != null && ps.resourcePathString != null) { 5853 resourcePath = ps.resourcePathString; 5854 baseResourcePath = ps.resourcePathString; 5855 } else { 5856 // Should not happen at all. Just log an error. 5857 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5858 } 5859 } else { 5860 resourcePath = pkg.codePath; 5861 baseResourcePath = pkg.baseCodePath; 5862 } 5863 5864 // Set application objects path explicitly. 5865 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5866 pkg.applicationInfo.setCodePath(pkg.codePath); 5867 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5868 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5869 pkg.applicationInfo.setResourcePath(resourcePath); 5870 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5871 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5872 5873 // Note that we invoke the following method only if we are about to unpack an application 5874 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5875 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5876 5877 /* 5878 * If the system app should be overridden by a previously installed 5879 * data, hide the system app now and let the /data/app scan pick it up 5880 * again. 5881 */ 5882 if (shouldHideSystemApp) { 5883 synchronized (mPackages) { 5884 /* 5885 * We have to grant systems permissions before we hide, because 5886 * grantPermissions will assume the package update is trying to 5887 * expand its permissions. 5888 */ 5889 grantPermissionsLPw(pkg, true, pkg.packageName); 5890 mSettings.disableSystemPackageLPw(pkg.packageName); 5891 } 5892 } 5893 5894 return scannedPkg; 5895 } 5896 5897 private static String fixProcessName(String defProcessName, 5898 String processName, int uid) { 5899 if (processName == null) { 5900 return defProcessName; 5901 } 5902 return processName; 5903 } 5904 5905 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5906 throws PackageManagerException { 5907 if (pkgSetting.signatures.mSignatures != null) { 5908 // Already existing package. Make sure signatures match 5909 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5910 == PackageManager.SIGNATURE_MATCH; 5911 if (!match) { 5912 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5913 == PackageManager.SIGNATURE_MATCH; 5914 } 5915 if (!match) { 5916 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5917 == PackageManager.SIGNATURE_MATCH; 5918 } 5919 if (!match) { 5920 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5921 + pkg.packageName + " signatures do not match the " 5922 + "previously installed version; ignoring!"); 5923 } 5924 } 5925 5926 // Check for shared user signatures 5927 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5928 // Already existing package. Make sure signatures match 5929 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5930 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5931 if (!match) { 5932 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5933 == PackageManager.SIGNATURE_MATCH; 5934 } 5935 if (!match) { 5936 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5937 == PackageManager.SIGNATURE_MATCH; 5938 } 5939 if (!match) { 5940 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5941 "Package " + pkg.packageName 5942 + " has no signatures that match those in shared user " 5943 + pkgSetting.sharedUser.name + "; ignoring!"); 5944 } 5945 } 5946 } 5947 5948 /** 5949 * Enforces that only the system UID or root's UID can call a method exposed 5950 * via Binder. 5951 * 5952 * @param message used as message if SecurityException is thrown 5953 * @throws SecurityException if the caller is not system or root 5954 */ 5955 private static final void enforceSystemOrRoot(String message) { 5956 final int uid = Binder.getCallingUid(); 5957 if (uid != Process.SYSTEM_UID && uid != 0) { 5958 throw new SecurityException(message); 5959 } 5960 } 5961 5962 @Override 5963 public void performBootDexOpt() { 5964 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5965 5966 // Before everything else, see whether we need to fstrim. 5967 try { 5968 IMountService ms = PackageHelper.getMountService(); 5969 if (ms != null) { 5970 final boolean isUpgrade = isUpgrade(); 5971 boolean doTrim = isUpgrade; 5972 if (doTrim) { 5973 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5974 } else { 5975 final long interval = android.provider.Settings.Global.getLong( 5976 mContext.getContentResolver(), 5977 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5978 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5979 if (interval > 0) { 5980 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5981 if (timeSinceLast > interval) { 5982 doTrim = true; 5983 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5984 + "; running immediately"); 5985 } 5986 } 5987 } 5988 if (doTrim) { 5989 if (!isFirstBoot()) { 5990 try { 5991 ActivityManagerNative.getDefault().showBootMessage( 5992 mContext.getResources().getString( 5993 R.string.android_upgrading_fstrim), true); 5994 } catch (RemoteException e) { 5995 } 5996 } 5997 ms.runMaintenance(); 5998 } 5999 } else { 6000 Slog.e(TAG, "Mount service unavailable!"); 6001 } 6002 } catch (RemoteException e) { 6003 // Can't happen; MountService is local 6004 } 6005 6006 final ArraySet<PackageParser.Package> pkgs; 6007 synchronized (mPackages) { 6008 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 6009 } 6010 6011 if (pkgs != null) { 6012 // Sort apps by importance for dexopt ordering. Important apps are given more priority 6013 // in case the device runs out of space. 6014 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 6015 // Give priority to core apps. 6016 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6017 PackageParser.Package pkg = it.next(); 6018 if (pkg.coreApp) { 6019 if (DEBUG_DEXOPT) { 6020 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6021 } 6022 sortedPkgs.add(pkg); 6023 it.remove(); 6024 } 6025 } 6026 // Give priority to system apps that listen for pre boot complete. 6027 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6028 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6029 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6030 PackageParser.Package pkg = it.next(); 6031 if (pkgNames.contains(pkg.packageName)) { 6032 if (DEBUG_DEXOPT) { 6033 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6034 } 6035 sortedPkgs.add(pkg); 6036 it.remove(); 6037 } 6038 } 6039 // Give priority to system apps. 6040 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6041 PackageParser.Package pkg = it.next(); 6042 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6043 if (DEBUG_DEXOPT) { 6044 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6045 } 6046 sortedPkgs.add(pkg); 6047 it.remove(); 6048 } 6049 } 6050 // Give priority to updated system apps. 6051 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6052 PackageParser.Package pkg = it.next(); 6053 if (pkg.isUpdatedSystemApp()) { 6054 if (DEBUG_DEXOPT) { 6055 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6056 } 6057 sortedPkgs.add(pkg); 6058 it.remove(); 6059 } 6060 } 6061 // Give priority to apps that listen for boot complete. 6062 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6063 pkgNames = getPackageNamesForIntent(intent); 6064 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6065 PackageParser.Package pkg = it.next(); 6066 if (pkgNames.contains(pkg.packageName)) { 6067 if (DEBUG_DEXOPT) { 6068 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6069 } 6070 sortedPkgs.add(pkg); 6071 it.remove(); 6072 } 6073 } 6074 // Filter out packages that aren't recently used. 6075 filterRecentlyUsedApps(pkgs); 6076 // Add all remaining apps. 6077 for (PackageParser.Package pkg : pkgs) { 6078 if (DEBUG_DEXOPT) { 6079 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6080 } 6081 sortedPkgs.add(pkg); 6082 } 6083 6084 // If we want to be lazy, filter everything that wasn't recently used. 6085 if (mLazyDexOpt) { 6086 filterRecentlyUsedApps(sortedPkgs); 6087 } 6088 6089 int i = 0; 6090 int total = sortedPkgs.size(); 6091 File dataDir = Environment.getDataDirectory(); 6092 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6093 if (lowThreshold == 0) { 6094 throw new IllegalStateException("Invalid low memory threshold"); 6095 } 6096 for (PackageParser.Package pkg : sortedPkgs) { 6097 long usableSpace = dataDir.getUsableSpace(); 6098 if (usableSpace < lowThreshold) { 6099 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6100 break; 6101 } 6102 performBootDexOpt(pkg, ++i, total); 6103 } 6104 } 6105 } 6106 6107 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6108 // Filter out packages that aren't recently used. 6109 // 6110 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6111 // should do a full dexopt. 6112 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6113 int total = pkgs.size(); 6114 int skipped = 0; 6115 long now = System.currentTimeMillis(); 6116 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6117 PackageParser.Package pkg = i.next(); 6118 long then = pkg.mLastPackageUsageTimeInMills; 6119 if (then + mDexOptLRUThresholdInMills < now) { 6120 if (DEBUG_DEXOPT) { 6121 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6122 ((then == 0) ? "never" : new Date(then))); 6123 } 6124 i.remove(); 6125 skipped++; 6126 } 6127 } 6128 if (DEBUG_DEXOPT) { 6129 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6130 } 6131 } 6132 } 6133 6134 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6135 List<ResolveInfo> ris = null; 6136 try { 6137 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6138 intent, null, 0, UserHandle.USER_OWNER); 6139 } catch (RemoteException e) { 6140 } 6141 ArraySet<String> pkgNames = new ArraySet<String>(); 6142 if (ris != null) { 6143 for (ResolveInfo ri : ris) { 6144 pkgNames.add(ri.activityInfo.packageName); 6145 } 6146 } 6147 return pkgNames; 6148 } 6149 6150 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6151 if (DEBUG_DEXOPT) { 6152 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6153 } 6154 if (!isFirstBoot()) { 6155 try { 6156 ActivityManagerNative.getDefault().showBootMessage( 6157 mContext.getResources().getString(R.string.android_upgrading_apk, 6158 curr, total), true); 6159 } catch (RemoteException e) { 6160 } 6161 } 6162 PackageParser.Package p = pkg; 6163 synchronized (mInstallLock) { 6164 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6165 false /* force dex */, false /* defer */, true /* include dependencies */); 6166 } 6167 } 6168 6169 @Override 6170 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6171 return performDexOpt(packageName, instructionSet, false); 6172 } 6173 6174 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6175 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6176 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6177 if (!dexopt && !updateUsage) { 6178 // We aren't going to dexopt or update usage, so bail early. 6179 return false; 6180 } 6181 PackageParser.Package p; 6182 final String targetInstructionSet; 6183 synchronized (mPackages) { 6184 p = mPackages.get(packageName); 6185 if (p == null) { 6186 return false; 6187 } 6188 if (updateUsage) { 6189 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6190 } 6191 mPackageUsage.write(false); 6192 if (!dexopt) { 6193 // We aren't going to dexopt, so bail early. 6194 return false; 6195 } 6196 6197 targetInstructionSet = instructionSet != null ? instructionSet : 6198 getPrimaryInstructionSet(p.applicationInfo); 6199 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6200 return false; 6201 } 6202 } 6203 long callingId = Binder.clearCallingIdentity(); 6204 try { 6205 synchronized (mInstallLock) { 6206 final String[] instructionSets = new String[] { targetInstructionSet }; 6207 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6208 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6209 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6210 } 6211 } finally { 6212 Binder.restoreCallingIdentity(callingId); 6213 } 6214 } 6215 6216 public ArraySet<String> getPackagesThatNeedDexOpt() { 6217 ArraySet<String> pkgs = null; 6218 synchronized (mPackages) { 6219 for (PackageParser.Package p : mPackages.values()) { 6220 if (DEBUG_DEXOPT) { 6221 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6222 } 6223 if (!p.mDexOptPerformed.isEmpty()) { 6224 continue; 6225 } 6226 if (pkgs == null) { 6227 pkgs = new ArraySet<String>(); 6228 } 6229 pkgs.add(p.packageName); 6230 } 6231 } 6232 return pkgs; 6233 } 6234 6235 public void shutdown() { 6236 mPackageUsage.write(true); 6237 } 6238 6239 @Override 6240 public void forceDexOpt(String packageName) { 6241 enforceSystemOrRoot("forceDexOpt"); 6242 6243 PackageParser.Package pkg; 6244 synchronized (mPackages) { 6245 pkg = mPackages.get(packageName); 6246 if (pkg == null) { 6247 throw new IllegalArgumentException("Missing package: " + packageName); 6248 } 6249 } 6250 6251 synchronized (mInstallLock) { 6252 final String[] instructionSets = new String[] { 6253 getPrimaryInstructionSet(pkg.applicationInfo) }; 6254 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6255 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6256 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6257 throw new IllegalStateException("Failed to dexopt: " + res); 6258 } 6259 } 6260 } 6261 6262 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6263 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6264 Slog.w(TAG, "Unable to update from " + oldPkg.name 6265 + " to " + newPkg.packageName 6266 + ": old package not in system partition"); 6267 return false; 6268 } else if (mPackages.get(oldPkg.name) != null) { 6269 Slog.w(TAG, "Unable to update from " + oldPkg.name 6270 + " to " + newPkg.packageName 6271 + ": old package still exists"); 6272 return false; 6273 } 6274 return true; 6275 } 6276 6277 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6278 int[] users = sUserManager.getUserIds(); 6279 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6280 if (res < 0) { 6281 return res; 6282 } 6283 for (int user : users) { 6284 if (user != 0) { 6285 res = mInstaller.createUserData(volumeUuid, packageName, 6286 UserHandle.getUid(user, uid), user, seinfo); 6287 if (res < 0) { 6288 return res; 6289 } 6290 } 6291 } 6292 return res; 6293 } 6294 6295 private int removeDataDirsLI(String volumeUuid, String packageName) { 6296 int[] users = sUserManager.getUserIds(); 6297 int res = 0; 6298 for (int user : users) { 6299 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6300 if (resInner < 0) { 6301 res = resInner; 6302 } 6303 } 6304 6305 return res; 6306 } 6307 6308 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6309 int[] users = sUserManager.getUserIds(); 6310 int res = 0; 6311 for (int user : users) { 6312 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6313 if (resInner < 0) { 6314 res = resInner; 6315 } 6316 } 6317 return res; 6318 } 6319 6320 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6321 PackageParser.Package changingLib) { 6322 if (file.path != null) { 6323 usesLibraryFiles.add(file.path); 6324 return; 6325 } 6326 PackageParser.Package p = mPackages.get(file.apk); 6327 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6328 // If we are doing this while in the middle of updating a library apk, 6329 // then we need to make sure to use that new apk for determining the 6330 // dependencies here. (We haven't yet finished committing the new apk 6331 // to the package manager state.) 6332 if (p == null || p.packageName.equals(changingLib.packageName)) { 6333 p = changingLib; 6334 } 6335 } 6336 if (p != null) { 6337 usesLibraryFiles.addAll(p.getAllCodePaths()); 6338 } 6339 } 6340 6341 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6342 PackageParser.Package changingLib) throws PackageManagerException { 6343 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6344 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6345 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6346 for (int i=0; i<N; i++) { 6347 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6348 if (file == null) { 6349 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6350 "Package " + pkg.packageName + " requires unavailable shared library " 6351 + pkg.usesLibraries.get(i) + "; failing!"); 6352 } 6353 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6354 } 6355 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6356 for (int i=0; i<N; i++) { 6357 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6358 if (file == null) { 6359 Slog.w(TAG, "Package " + pkg.packageName 6360 + " desires unavailable shared library " 6361 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6362 } else { 6363 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6364 } 6365 } 6366 N = usesLibraryFiles.size(); 6367 if (N > 0) { 6368 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6369 } else { 6370 pkg.usesLibraryFiles = null; 6371 } 6372 } 6373 } 6374 6375 private static boolean hasString(List<String> list, List<String> which) { 6376 if (list == null) { 6377 return false; 6378 } 6379 for (int i=list.size()-1; i>=0; i--) { 6380 for (int j=which.size()-1; j>=0; j--) { 6381 if (which.get(j).equals(list.get(i))) { 6382 return true; 6383 } 6384 } 6385 } 6386 return false; 6387 } 6388 6389 private void updateAllSharedLibrariesLPw() { 6390 for (PackageParser.Package pkg : mPackages.values()) { 6391 try { 6392 updateSharedLibrariesLPw(pkg, null); 6393 } catch (PackageManagerException e) { 6394 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6395 } 6396 } 6397 } 6398 6399 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6400 PackageParser.Package changingPkg) { 6401 ArrayList<PackageParser.Package> res = null; 6402 for (PackageParser.Package pkg : mPackages.values()) { 6403 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6404 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6405 if (res == null) { 6406 res = new ArrayList<PackageParser.Package>(); 6407 } 6408 res.add(pkg); 6409 try { 6410 updateSharedLibrariesLPw(pkg, changingPkg); 6411 } catch (PackageManagerException e) { 6412 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6413 } 6414 } 6415 } 6416 return res; 6417 } 6418 6419 /** 6420 * Derive the value of the {@code cpuAbiOverride} based on the provided 6421 * value and an optional stored value from the package settings. 6422 */ 6423 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6424 String cpuAbiOverride = null; 6425 6426 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6427 cpuAbiOverride = null; 6428 } else if (abiOverride != null) { 6429 cpuAbiOverride = abiOverride; 6430 } else if (settings != null) { 6431 cpuAbiOverride = settings.cpuAbiOverrideString; 6432 } 6433 6434 return cpuAbiOverride; 6435 } 6436 6437 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6438 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6439 boolean success = false; 6440 try { 6441 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6442 currentTime, user); 6443 success = true; 6444 return res; 6445 } finally { 6446 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6447 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6448 } 6449 } 6450 } 6451 6452 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6453 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6454 final File scanFile = new File(pkg.codePath); 6455 if (pkg.applicationInfo.getCodePath() == null || 6456 pkg.applicationInfo.getResourcePath() == null) { 6457 // Bail out. The resource and code paths haven't been set. 6458 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6459 "Code and resource paths haven't been set correctly"); 6460 } 6461 6462 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6463 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6464 } else { 6465 // Only allow system apps to be flagged as core apps. 6466 pkg.coreApp = false; 6467 } 6468 6469 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6470 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6471 } 6472 6473 if (mCustomResolverComponentName != null && 6474 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6475 setUpCustomResolverActivity(pkg); 6476 } 6477 6478 if (pkg.packageName.equals("android")) { 6479 synchronized (mPackages) { 6480 if (mAndroidApplication != null) { 6481 Slog.w(TAG, "*************************************************"); 6482 Slog.w(TAG, "Core android package being redefined. Skipping."); 6483 Slog.w(TAG, " file=" + scanFile); 6484 Slog.w(TAG, "*************************************************"); 6485 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6486 "Core android package being redefined. Skipping."); 6487 } 6488 6489 // Set up information for our fall-back user intent resolution activity. 6490 mPlatformPackage = pkg; 6491 pkg.mVersionCode = mSdkVersion; 6492 mAndroidApplication = pkg.applicationInfo; 6493 6494 if (!mResolverReplaced) { 6495 mResolveActivity.applicationInfo = mAndroidApplication; 6496 mResolveActivity.name = ResolverActivity.class.getName(); 6497 mResolveActivity.packageName = mAndroidApplication.packageName; 6498 mResolveActivity.processName = "system:ui"; 6499 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6500 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6501 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6502 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6503 mResolveActivity.exported = true; 6504 mResolveActivity.enabled = true; 6505 mResolveInfo.activityInfo = mResolveActivity; 6506 mResolveInfo.priority = 0; 6507 mResolveInfo.preferredOrder = 0; 6508 mResolveInfo.match = 0; 6509 mResolveComponentName = new ComponentName( 6510 mAndroidApplication.packageName, mResolveActivity.name); 6511 } 6512 } 6513 } 6514 6515 if (DEBUG_PACKAGE_SCANNING) { 6516 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6517 Log.d(TAG, "Scanning package " + pkg.packageName); 6518 } 6519 6520 if (mPackages.containsKey(pkg.packageName) 6521 || mSharedLibraries.containsKey(pkg.packageName)) { 6522 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6523 "Application package " + pkg.packageName 6524 + " already installed. Skipping duplicate."); 6525 } 6526 6527 // If we're only installing presumed-existing packages, require that the 6528 // scanned APK is both already known and at the path previously established 6529 // for it. Previously unknown packages we pick up normally, but if we have an 6530 // a priori expectation about this package's install presence, enforce it. 6531 // With a singular exception for new system packages. When an OTA contains 6532 // a new system package, we allow the codepath to change from a system location 6533 // to the user-installed location. If we don't allow this change, any newer, 6534 // user-installed version of the application will be ignored. 6535 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6536 if (mExpectingBetter.containsKey(pkg.packageName)) { 6537 logCriticalInfo(Log.WARN, 6538 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6539 } else { 6540 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6541 if (known != null) { 6542 if (DEBUG_PACKAGE_SCANNING) { 6543 Log.d(TAG, "Examining " + pkg.codePath 6544 + " and requiring known paths " + known.codePathString 6545 + " & " + known.resourcePathString); 6546 } 6547 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6548 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6549 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6550 "Application package " + pkg.packageName 6551 + " found at " + pkg.applicationInfo.getCodePath() 6552 + " but expected at " + known.codePathString + "; ignoring."); 6553 } 6554 } 6555 } 6556 } 6557 6558 // Initialize package source and resource directories 6559 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6560 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6561 6562 SharedUserSetting suid = null; 6563 PackageSetting pkgSetting = null; 6564 6565 if (!isSystemApp(pkg)) { 6566 // Only system apps can use these features. 6567 pkg.mOriginalPackages = null; 6568 pkg.mRealPackage = null; 6569 pkg.mAdoptPermissions = null; 6570 } 6571 6572 // writer 6573 synchronized (mPackages) { 6574 if (pkg.mSharedUserId != null) { 6575 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6576 if (suid == null) { 6577 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6578 "Creating application package " + pkg.packageName 6579 + " for shared user failed"); 6580 } 6581 if (DEBUG_PACKAGE_SCANNING) { 6582 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6583 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6584 + "): packages=" + suid.packages); 6585 } 6586 } 6587 6588 // Check if we are renaming from an original package name. 6589 PackageSetting origPackage = null; 6590 String realName = null; 6591 if (pkg.mOriginalPackages != null) { 6592 // This package may need to be renamed to a previously 6593 // installed name. Let's check on that... 6594 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6595 if (pkg.mOriginalPackages.contains(renamed)) { 6596 // This package had originally been installed as the 6597 // original name, and we have already taken care of 6598 // transitioning to the new one. Just update the new 6599 // one to continue using the old name. 6600 realName = pkg.mRealPackage; 6601 if (!pkg.packageName.equals(renamed)) { 6602 // Callers into this function may have already taken 6603 // care of renaming the package; only do it here if 6604 // it is not already done. 6605 pkg.setPackageName(renamed); 6606 } 6607 6608 } else { 6609 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6610 if ((origPackage = mSettings.peekPackageLPr( 6611 pkg.mOriginalPackages.get(i))) != null) { 6612 // We do have the package already installed under its 6613 // original name... should we use it? 6614 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6615 // New package is not compatible with original. 6616 origPackage = null; 6617 continue; 6618 } else if (origPackage.sharedUser != null) { 6619 // Make sure uid is compatible between packages. 6620 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6621 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6622 + " to " + pkg.packageName + ": old uid " 6623 + origPackage.sharedUser.name 6624 + " differs from " + pkg.mSharedUserId); 6625 origPackage = null; 6626 continue; 6627 } 6628 } else { 6629 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6630 + pkg.packageName + " to old name " + origPackage.name); 6631 } 6632 break; 6633 } 6634 } 6635 } 6636 } 6637 6638 if (mTransferedPackages.contains(pkg.packageName)) { 6639 Slog.w(TAG, "Package " + pkg.packageName 6640 + " was transferred to another, but its .apk remains"); 6641 } 6642 6643 // Just create the setting, don't add it yet. For already existing packages 6644 // the PkgSetting exists already and doesn't have to be created. 6645 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6646 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6647 pkg.applicationInfo.primaryCpuAbi, 6648 pkg.applicationInfo.secondaryCpuAbi, 6649 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6650 user, false); 6651 if (pkgSetting == null) { 6652 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6653 "Creating application package " + pkg.packageName + " failed"); 6654 } 6655 6656 if (pkgSetting.origPackage != null) { 6657 // If we are first transitioning from an original package, 6658 // fix up the new package's name now. We need to do this after 6659 // looking up the package under its new name, so getPackageLP 6660 // can take care of fiddling things correctly. 6661 pkg.setPackageName(origPackage.name); 6662 6663 // File a report about this. 6664 String msg = "New package " + pkgSetting.realName 6665 + " renamed to replace old package " + pkgSetting.name; 6666 reportSettingsProblem(Log.WARN, msg); 6667 6668 // Make a note of it. 6669 mTransferedPackages.add(origPackage.name); 6670 6671 // No longer need to retain this. 6672 pkgSetting.origPackage = null; 6673 } 6674 6675 if (realName != null) { 6676 // Make a note of it. 6677 mTransferedPackages.add(pkg.packageName); 6678 } 6679 6680 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6681 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6682 } 6683 6684 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6685 // Check all shared libraries and map to their actual file path. 6686 // We only do this here for apps not on a system dir, because those 6687 // are the only ones that can fail an install due to this. We 6688 // will take care of the system apps by updating all of their 6689 // library paths after the scan is done. 6690 updateSharedLibrariesLPw(pkg, null); 6691 } 6692 6693 if (mFoundPolicyFile) { 6694 SELinuxMMAC.assignSeinfoValue(pkg); 6695 } 6696 6697 pkg.applicationInfo.uid = pkgSetting.appId; 6698 pkg.mExtras = pkgSetting; 6699 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6700 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6701 // We just determined the app is signed correctly, so bring 6702 // over the latest parsed certs. 6703 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6704 } else { 6705 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6706 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6707 "Package " + pkg.packageName + " upgrade keys do not match the " 6708 + "previously installed version"); 6709 } else { 6710 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6711 String msg = "System package " + pkg.packageName 6712 + " signature changed; retaining data."; 6713 reportSettingsProblem(Log.WARN, msg); 6714 } 6715 } 6716 } else { 6717 try { 6718 verifySignaturesLP(pkgSetting, pkg); 6719 // We just determined the app is signed correctly, so bring 6720 // over the latest parsed certs. 6721 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6722 } catch (PackageManagerException e) { 6723 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6724 throw e; 6725 } 6726 // The signature has changed, but this package is in the system 6727 // image... let's recover! 6728 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6729 // However... if this package is part of a shared user, but it 6730 // doesn't match the signature of the shared user, let's fail. 6731 // What this means is that you can't change the signatures 6732 // associated with an overall shared user, which doesn't seem all 6733 // that unreasonable. 6734 if (pkgSetting.sharedUser != null) { 6735 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6736 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6737 throw new PackageManagerException( 6738 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6739 "Signature mismatch for shared user : " 6740 + pkgSetting.sharedUser); 6741 } 6742 } 6743 // File a report about this. 6744 String msg = "System package " + pkg.packageName 6745 + " signature changed; retaining data."; 6746 reportSettingsProblem(Log.WARN, msg); 6747 } 6748 } 6749 // Verify that this new package doesn't have any content providers 6750 // that conflict with existing packages. Only do this if the 6751 // package isn't already installed, since we don't want to break 6752 // things that are installed. 6753 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6754 final int N = pkg.providers.size(); 6755 int i; 6756 for (i=0; i<N; i++) { 6757 PackageParser.Provider p = pkg.providers.get(i); 6758 if (p.info.authority != null) { 6759 String names[] = p.info.authority.split(";"); 6760 for (int j = 0; j < names.length; j++) { 6761 if (mProvidersByAuthority.containsKey(names[j])) { 6762 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6763 final String otherPackageName = 6764 ((other != null && other.getComponentName() != null) ? 6765 other.getComponentName().getPackageName() : "?"); 6766 throw new PackageManagerException( 6767 INSTALL_FAILED_CONFLICTING_PROVIDER, 6768 "Can't install because provider name " + names[j] 6769 + " (in package " + pkg.applicationInfo.packageName 6770 + ") is already used by " + otherPackageName); 6771 } 6772 } 6773 } 6774 } 6775 } 6776 6777 if (pkg.mAdoptPermissions != null) { 6778 // This package wants to adopt ownership of permissions from 6779 // another package. 6780 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6781 final String origName = pkg.mAdoptPermissions.get(i); 6782 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6783 if (orig != null) { 6784 if (verifyPackageUpdateLPr(orig, pkg)) { 6785 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6786 + pkg.packageName); 6787 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6788 } 6789 } 6790 } 6791 } 6792 } 6793 6794 final String pkgName = pkg.packageName; 6795 6796 final long scanFileTime = scanFile.lastModified(); 6797 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6798 pkg.applicationInfo.processName = fixProcessName( 6799 pkg.applicationInfo.packageName, 6800 pkg.applicationInfo.processName, 6801 pkg.applicationInfo.uid); 6802 6803 File dataPath; 6804 if (mPlatformPackage == pkg) { 6805 // The system package is special. 6806 dataPath = new File(Environment.getDataDirectory(), "system"); 6807 6808 pkg.applicationInfo.dataDir = dataPath.getPath(); 6809 6810 } else { 6811 // This is a normal package, need to make its data directory. 6812 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6813 UserHandle.USER_OWNER, pkg.packageName); 6814 6815 boolean uidError = false; 6816 if (dataPath.exists()) { 6817 int currentUid = 0; 6818 try { 6819 StructStat stat = Os.stat(dataPath.getPath()); 6820 currentUid = stat.st_uid; 6821 } catch (ErrnoException e) { 6822 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6823 } 6824 6825 // If we have mismatched owners for the data path, we have a problem. 6826 if (currentUid != pkg.applicationInfo.uid) { 6827 boolean recovered = false; 6828 if (currentUid == 0) { 6829 // The directory somehow became owned by root. Wow. 6830 // This is probably because the system was stopped while 6831 // installd was in the middle of messing with its libs 6832 // directory. Ask installd to fix that. 6833 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6834 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6835 if (ret >= 0) { 6836 recovered = true; 6837 String msg = "Package " + pkg.packageName 6838 + " unexpectedly changed to uid 0; recovered to " + 6839 + pkg.applicationInfo.uid; 6840 reportSettingsProblem(Log.WARN, msg); 6841 } 6842 } 6843 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6844 || (scanFlags&SCAN_BOOTING) != 0)) { 6845 // If this is a system app, we can at least delete its 6846 // current data so the application will still work. 6847 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6848 if (ret >= 0) { 6849 // TODO: Kill the processes first 6850 // Old data gone! 6851 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6852 ? "System package " : "Third party package "; 6853 String msg = prefix + pkg.packageName 6854 + " has changed from uid: " 6855 + currentUid + " to " 6856 + pkg.applicationInfo.uid + "; old data erased"; 6857 reportSettingsProblem(Log.WARN, msg); 6858 recovered = true; 6859 6860 // And now re-install the app. 6861 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6862 pkg.applicationInfo.seinfo); 6863 if (ret == -1) { 6864 // Ack should not happen! 6865 msg = prefix + pkg.packageName 6866 + " could not have data directory re-created after delete."; 6867 reportSettingsProblem(Log.WARN, msg); 6868 throw new PackageManagerException( 6869 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6870 } 6871 } 6872 if (!recovered) { 6873 mHasSystemUidErrors = true; 6874 } 6875 } else if (!recovered) { 6876 // If we allow this install to proceed, we will be broken. 6877 // Abort, abort! 6878 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6879 "scanPackageLI"); 6880 } 6881 if (!recovered) { 6882 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6883 + pkg.applicationInfo.uid + "/fs_" 6884 + currentUid; 6885 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6886 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6887 String msg = "Package " + pkg.packageName 6888 + " has mismatched uid: " 6889 + currentUid + " on disk, " 6890 + pkg.applicationInfo.uid + " in settings"; 6891 // writer 6892 synchronized (mPackages) { 6893 mSettings.mReadMessages.append(msg); 6894 mSettings.mReadMessages.append('\n'); 6895 uidError = true; 6896 if (!pkgSetting.uidError) { 6897 reportSettingsProblem(Log.ERROR, msg); 6898 } 6899 } 6900 } 6901 } 6902 pkg.applicationInfo.dataDir = dataPath.getPath(); 6903 if (mShouldRestoreconData) { 6904 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6905 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6906 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6907 } 6908 } else { 6909 if (DEBUG_PACKAGE_SCANNING) { 6910 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6911 Log.v(TAG, "Want this data dir: " + dataPath); 6912 } 6913 //invoke installer to do the actual installation 6914 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6915 pkg.applicationInfo.seinfo); 6916 if (ret < 0) { 6917 // Error from installer 6918 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6919 "Unable to create data dirs [errorCode=" + ret + "]"); 6920 } 6921 6922 if (dataPath.exists()) { 6923 pkg.applicationInfo.dataDir = dataPath.getPath(); 6924 } else { 6925 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6926 pkg.applicationInfo.dataDir = null; 6927 } 6928 } 6929 6930 pkgSetting.uidError = uidError; 6931 } 6932 6933 final String path = scanFile.getPath(); 6934 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6935 6936 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6937 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6938 6939 // Some system apps still use directory structure for native libraries 6940 // in which case we might end up not detecting abi solely based on apk 6941 // structure. Try to detect abi based on directory structure. 6942 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6943 pkg.applicationInfo.primaryCpuAbi == null) { 6944 setBundledAppAbisAndRoots(pkg, pkgSetting); 6945 setNativeLibraryPaths(pkg); 6946 } 6947 6948 } else { 6949 if ((scanFlags & SCAN_MOVE) != 0) { 6950 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6951 // but we already have this packages package info in the PackageSetting. We just 6952 // use that and derive the native library path based on the new codepath. 6953 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6954 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6955 } 6956 6957 // Set native library paths again. For moves, the path will be updated based on the 6958 // ABIs we've determined above. For non-moves, the path will be updated based on the 6959 // ABIs we determined during compilation, but the path will depend on the final 6960 // package path (after the rename away from the stage path). 6961 setNativeLibraryPaths(pkg); 6962 } 6963 6964 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6965 final int[] userIds = sUserManager.getUserIds(); 6966 synchronized (mInstallLock) { 6967 // Make sure all user data directories are ready to roll; we're okay 6968 // if they already exist 6969 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6970 for (int userId : userIds) { 6971 if (userId != 0) { 6972 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6973 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6974 pkg.applicationInfo.seinfo); 6975 } 6976 } 6977 } 6978 6979 // Create a native library symlink only if we have native libraries 6980 // and if the native libraries are 32 bit libraries. We do not provide 6981 // this symlink for 64 bit libraries. 6982 if (pkg.applicationInfo.primaryCpuAbi != null && 6983 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6984 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6985 for (int userId : userIds) { 6986 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6987 nativeLibPath, userId) < 0) { 6988 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6989 "Failed linking native library dir (user=" + userId + ")"); 6990 } 6991 } 6992 } 6993 } 6994 6995 // This is a special case for the "system" package, where the ABI is 6996 // dictated by the zygote configuration (and init.rc). We should keep track 6997 // of this ABI so that we can deal with "normal" applications that run under 6998 // the same UID correctly. 6999 if (mPlatformPackage == pkg) { 7000 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7001 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7002 } 7003 7004 // If there's a mismatch between the abi-override in the package setting 7005 // and the abiOverride specified for the install. Warn about this because we 7006 // would've already compiled the app without taking the package setting into 7007 // account. 7008 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7009 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7010 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7011 " for package: " + pkg.packageName); 7012 } 7013 } 7014 7015 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7016 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7017 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7018 7019 // Copy the derived override back to the parsed package, so that we can 7020 // update the package settings accordingly. 7021 pkg.cpuAbiOverride = cpuAbiOverride; 7022 7023 if (DEBUG_ABI_SELECTION) { 7024 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7025 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7026 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7027 } 7028 7029 // Push the derived path down into PackageSettings so we know what to 7030 // clean up at uninstall time. 7031 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7032 7033 if (DEBUG_ABI_SELECTION) { 7034 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7035 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7036 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7037 } 7038 7039 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7040 // We don't do this here during boot because we can do it all 7041 // at once after scanning all existing packages. 7042 // 7043 // We also do this *before* we perform dexopt on this package, so that 7044 // we can avoid redundant dexopts, and also to make sure we've got the 7045 // code and package path correct. 7046 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7047 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7048 } 7049 7050 if ((scanFlags & SCAN_NO_DEX) == 0) { 7051 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7052 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7053 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7054 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7055 } 7056 } 7057 if (mFactoryTest && pkg.requestedPermissions.contains( 7058 android.Manifest.permission.FACTORY_TEST)) { 7059 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7060 } 7061 7062 ArrayList<PackageParser.Package> clientLibPkgs = null; 7063 7064 // writer 7065 synchronized (mPackages) { 7066 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7067 // Only system apps can add new shared libraries. 7068 if (pkg.libraryNames != null) { 7069 for (int i=0; i<pkg.libraryNames.size(); i++) { 7070 String name = pkg.libraryNames.get(i); 7071 boolean allowed = false; 7072 if (pkg.isUpdatedSystemApp()) { 7073 // New library entries can only be added through the 7074 // system image. This is important to get rid of a lot 7075 // of nasty edge cases: for example if we allowed a non- 7076 // system update of the app to add a library, then uninstalling 7077 // the update would make the library go away, and assumptions 7078 // we made such as through app install filtering would now 7079 // have allowed apps on the device which aren't compatible 7080 // with it. Better to just have the restriction here, be 7081 // conservative, and create many fewer cases that can negatively 7082 // impact the user experience. 7083 final PackageSetting sysPs = mSettings 7084 .getDisabledSystemPkgLPr(pkg.packageName); 7085 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7086 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7087 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7088 allowed = true; 7089 allowed = true; 7090 break; 7091 } 7092 } 7093 } 7094 } else { 7095 allowed = true; 7096 } 7097 if (allowed) { 7098 if (!mSharedLibraries.containsKey(name)) { 7099 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7100 } else if (!name.equals(pkg.packageName)) { 7101 Slog.w(TAG, "Package " + pkg.packageName + " library " 7102 + name + " already exists; skipping"); 7103 } 7104 } else { 7105 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7106 + name + " that is not declared on system image; skipping"); 7107 } 7108 } 7109 if ((scanFlags&SCAN_BOOTING) == 0) { 7110 // If we are not booting, we need to update any applications 7111 // that are clients of our shared library. If we are booting, 7112 // this will all be done once the scan is complete. 7113 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7114 } 7115 } 7116 } 7117 } 7118 7119 // We also need to dexopt any apps that are dependent on this library. Note that 7120 // if these fail, we should abort the install since installing the library will 7121 // result in some apps being broken. 7122 if (clientLibPkgs != null) { 7123 if ((scanFlags & SCAN_NO_DEX) == 0) { 7124 for (int i = 0; i < clientLibPkgs.size(); i++) { 7125 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7126 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7127 null /* instruction sets */, forceDex, 7128 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7129 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7130 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7131 "scanPackageLI failed to dexopt clientLibPkgs"); 7132 } 7133 } 7134 } 7135 } 7136 7137 // Request the ActivityManager to kill the process(only for existing packages) 7138 // so that we do not end up in a confused state while the user is still using the older 7139 // version of the application while the new one gets installed. 7140 if ((scanFlags & SCAN_REPLACING) != 0) { 7141 killApplication(pkg.applicationInfo.packageName, 7142 pkg.applicationInfo.uid, "replace pkg"); 7143 } 7144 7145 // Also need to kill any apps that are dependent on the library. 7146 if (clientLibPkgs != null) { 7147 for (int i=0; i<clientLibPkgs.size(); i++) { 7148 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7149 killApplication(clientPkg.applicationInfo.packageName, 7150 clientPkg.applicationInfo.uid, "update lib"); 7151 } 7152 } 7153 7154 // Make sure we're not adding any bogus keyset info 7155 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7156 ksms.assertScannedPackageValid(pkg); 7157 7158 // writer 7159 synchronized (mPackages) { 7160 // We don't expect installation to fail beyond this point 7161 7162 // Add the new setting to mSettings 7163 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7164 // Add the new setting to mPackages 7165 mPackages.put(pkg.applicationInfo.packageName, pkg); 7166 // Make sure we don't accidentally delete its data. 7167 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7168 while (iter.hasNext()) { 7169 PackageCleanItem item = iter.next(); 7170 if (pkgName.equals(item.packageName)) { 7171 iter.remove(); 7172 } 7173 } 7174 7175 // Take care of first install / last update times. 7176 if (currentTime != 0) { 7177 if (pkgSetting.firstInstallTime == 0) { 7178 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7179 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7180 pkgSetting.lastUpdateTime = currentTime; 7181 } 7182 } else if (pkgSetting.firstInstallTime == 0) { 7183 // We need *something*. Take time time stamp of the file. 7184 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7185 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7186 if (scanFileTime != pkgSetting.timeStamp) { 7187 // A package on the system image has changed; consider this 7188 // to be an update. 7189 pkgSetting.lastUpdateTime = scanFileTime; 7190 } 7191 } 7192 7193 // Add the package's KeySets to the global KeySetManagerService 7194 ksms.addScannedPackageLPw(pkg); 7195 7196 int N = pkg.providers.size(); 7197 StringBuilder r = null; 7198 int i; 7199 for (i=0; i<N; i++) { 7200 PackageParser.Provider p = pkg.providers.get(i); 7201 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7202 p.info.processName, pkg.applicationInfo.uid); 7203 mProviders.addProvider(p); 7204 p.syncable = p.info.isSyncable; 7205 if (p.info.authority != null) { 7206 String names[] = p.info.authority.split(";"); 7207 p.info.authority = null; 7208 for (int j = 0; j < names.length; j++) { 7209 if (j == 1 && p.syncable) { 7210 // We only want the first authority for a provider to possibly be 7211 // syncable, so if we already added this provider using a different 7212 // authority clear the syncable flag. We copy the provider before 7213 // changing it because the mProviders object contains a reference 7214 // to a provider that we don't want to change. 7215 // Only do this for the second authority since the resulting provider 7216 // object can be the same for all future authorities for this provider. 7217 p = new PackageParser.Provider(p); 7218 p.syncable = false; 7219 } 7220 if (!mProvidersByAuthority.containsKey(names[j])) { 7221 mProvidersByAuthority.put(names[j], p); 7222 if (p.info.authority == null) { 7223 p.info.authority = names[j]; 7224 } else { 7225 p.info.authority = p.info.authority + ";" + names[j]; 7226 } 7227 if (DEBUG_PACKAGE_SCANNING) { 7228 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7229 Log.d(TAG, "Registered content provider: " + names[j] 7230 + ", className = " + p.info.name + ", isSyncable = " 7231 + p.info.isSyncable); 7232 } 7233 } else { 7234 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7235 Slog.w(TAG, "Skipping provider name " + names[j] + 7236 " (in package " + pkg.applicationInfo.packageName + 7237 "): name already used by " 7238 + ((other != null && other.getComponentName() != null) 7239 ? other.getComponentName().getPackageName() : "?")); 7240 } 7241 } 7242 } 7243 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7244 if (r == null) { 7245 r = new StringBuilder(256); 7246 } else { 7247 r.append(' '); 7248 } 7249 r.append(p.info.name); 7250 } 7251 } 7252 if (r != null) { 7253 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7254 } 7255 7256 N = pkg.services.size(); 7257 r = null; 7258 for (i=0; i<N; i++) { 7259 PackageParser.Service s = pkg.services.get(i); 7260 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7261 s.info.processName, pkg.applicationInfo.uid); 7262 mServices.addService(s); 7263 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7264 if (r == null) { 7265 r = new StringBuilder(256); 7266 } else { 7267 r.append(' '); 7268 } 7269 r.append(s.info.name); 7270 } 7271 } 7272 if (r != null) { 7273 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7274 } 7275 7276 N = pkg.receivers.size(); 7277 r = null; 7278 for (i=0; i<N; i++) { 7279 PackageParser.Activity a = pkg.receivers.get(i); 7280 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7281 a.info.processName, pkg.applicationInfo.uid); 7282 mReceivers.addActivity(a, "receiver"); 7283 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7284 if (r == null) { 7285 r = new StringBuilder(256); 7286 } else { 7287 r.append(' '); 7288 } 7289 r.append(a.info.name); 7290 } 7291 } 7292 if (r != null) { 7293 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7294 } 7295 7296 N = pkg.activities.size(); 7297 r = null; 7298 for (i=0; i<N; i++) { 7299 PackageParser.Activity a = pkg.activities.get(i); 7300 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7301 a.info.processName, pkg.applicationInfo.uid); 7302 mActivities.addActivity(a, "activity"); 7303 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7304 if (r == null) { 7305 r = new StringBuilder(256); 7306 } else { 7307 r.append(' '); 7308 } 7309 r.append(a.info.name); 7310 } 7311 } 7312 if (r != null) { 7313 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7314 } 7315 7316 N = pkg.permissionGroups.size(); 7317 r = null; 7318 for (i=0; i<N; i++) { 7319 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7320 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7321 if (cur == null) { 7322 mPermissionGroups.put(pg.info.name, pg); 7323 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7324 if (r == null) { 7325 r = new StringBuilder(256); 7326 } else { 7327 r.append(' '); 7328 } 7329 r.append(pg.info.name); 7330 } 7331 } else { 7332 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7333 + pg.info.packageName + " ignored: original from " 7334 + cur.info.packageName); 7335 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7336 if (r == null) { 7337 r = new StringBuilder(256); 7338 } else { 7339 r.append(' '); 7340 } 7341 r.append("DUP:"); 7342 r.append(pg.info.name); 7343 } 7344 } 7345 } 7346 if (r != null) { 7347 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7348 } 7349 7350 N = pkg.permissions.size(); 7351 r = null; 7352 for (i=0; i<N; i++) { 7353 PackageParser.Permission p = pkg.permissions.get(i); 7354 7355 // Assume by default that we did not install this permission into the system. 7356 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7357 7358 // Now that permission groups have a special meaning, we ignore permission 7359 // groups for legacy apps to prevent unexpected behavior. In particular, 7360 // permissions for one app being granted to someone just becuase they happen 7361 // to be in a group defined by another app (before this had no implications). 7362 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7363 p.group = mPermissionGroups.get(p.info.group); 7364 // Warn for a permission in an unknown group. 7365 if (p.info.group != null && p.group == null) { 7366 Slog.w(TAG, "Permission " + p.info.name + " from package " 7367 + p.info.packageName + " in an unknown group " + p.info.group); 7368 } 7369 } 7370 7371 ArrayMap<String, BasePermission> permissionMap = 7372 p.tree ? mSettings.mPermissionTrees 7373 : mSettings.mPermissions; 7374 BasePermission bp = permissionMap.get(p.info.name); 7375 7376 // Allow system apps to redefine non-system permissions 7377 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7378 final boolean currentOwnerIsSystem = (bp.perm != null 7379 && isSystemApp(bp.perm.owner)); 7380 if (isSystemApp(p.owner)) { 7381 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7382 // It's a built-in permission and no owner, take ownership now 7383 bp.packageSetting = pkgSetting; 7384 bp.perm = p; 7385 bp.uid = pkg.applicationInfo.uid; 7386 bp.sourcePackage = p.info.packageName; 7387 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7388 } else if (!currentOwnerIsSystem) { 7389 String msg = "New decl " + p.owner + " of permission " 7390 + p.info.name + " is system; overriding " + bp.sourcePackage; 7391 reportSettingsProblem(Log.WARN, msg); 7392 bp = null; 7393 } 7394 } 7395 } 7396 7397 if (bp == null) { 7398 bp = new BasePermission(p.info.name, p.info.packageName, 7399 BasePermission.TYPE_NORMAL); 7400 permissionMap.put(p.info.name, bp); 7401 } 7402 7403 if (bp.perm == null) { 7404 if (bp.sourcePackage == null 7405 || bp.sourcePackage.equals(p.info.packageName)) { 7406 BasePermission tree = findPermissionTreeLP(p.info.name); 7407 if (tree == null 7408 || tree.sourcePackage.equals(p.info.packageName)) { 7409 bp.packageSetting = pkgSetting; 7410 bp.perm = p; 7411 bp.uid = pkg.applicationInfo.uid; 7412 bp.sourcePackage = p.info.packageName; 7413 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7414 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7415 if (r == null) { 7416 r = new StringBuilder(256); 7417 } else { 7418 r.append(' '); 7419 } 7420 r.append(p.info.name); 7421 } 7422 } else { 7423 Slog.w(TAG, "Permission " + p.info.name + " from package " 7424 + p.info.packageName + " ignored: base tree " 7425 + tree.name + " is from package " 7426 + tree.sourcePackage); 7427 } 7428 } else { 7429 Slog.w(TAG, "Permission " + p.info.name + " from package " 7430 + p.info.packageName + " ignored: original from " 7431 + bp.sourcePackage); 7432 } 7433 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7434 if (r == null) { 7435 r = new StringBuilder(256); 7436 } else { 7437 r.append(' '); 7438 } 7439 r.append("DUP:"); 7440 r.append(p.info.name); 7441 } 7442 if (bp.perm == p) { 7443 bp.protectionLevel = p.info.protectionLevel; 7444 } 7445 } 7446 7447 if (r != null) { 7448 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7449 } 7450 7451 N = pkg.instrumentation.size(); 7452 r = null; 7453 for (i=0; i<N; i++) { 7454 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7455 a.info.packageName = pkg.applicationInfo.packageName; 7456 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7457 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7458 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7459 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7460 a.info.dataDir = pkg.applicationInfo.dataDir; 7461 7462 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7463 // need other information about the application, like the ABI and what not ? 7464 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7465 mInstrumentation.put(a.getComponentName(), a); 7466 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7467 if (r == null) { 7468 r = new StringBuilder(256); 7469 } else { 7470 r.append(' '); 7471 } 7472 r.append(a.info.name); 7473 } 7474 } 7475 if (r != null) { 7476 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7477 } 7478 7479 if (pkg.protectedBroadcasts != null) { 7480 N = pkg.protectedBroadcasts.size(); 7481 for (i=0; i<N; i++) { 7482 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7483 } 7484 } 7485 7486 pkgSetting.setTimeStamp(scanFileTime); 7487 7488 // Create idmap files for pairs of (packages, overlay packages). 7489 // Note: "android", ie framework-res.apk, is handled by native layers. 7490 if (pkg.mOverlayTarget != null) { 7491 // This is an overlay package. 7492 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7493 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7494 mOverlays.put(pkg.mOverlayTarget, 7495 new ArrayMap<String, PackageParser.Package>()); 7496 } 7497 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7498 map.put(pkg.packageName, pkg); 7499 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7500 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7501 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7502 "scanPackageLI failed to createIdmap"); 7503 } 7504 } 7505 } else if (mOverlays.containsKey(pkg.packageName) && 7506 !pkg.packageName.equals("android")) { 7507 // This is a regular package, with one or more known overlay packages. 7508 createIdmapsForPackageLI(pkg); 7509 } 7510 } 7511 7512 return pkg; 7513 } 7514 7515 /** 7516 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7517 * is derived purely on the basis of the contents of {@code scanFile} and 7518 * {@code cpuAbiOverride}. 7519 * 7520 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7521 */ 7522 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7523 String cpuAbiOverride, boolean extractLibs) 7524 throws PackageManagerException { 7525 // TODO: We can probably be smarter about this stuff. For installed apps, 7526 // we can calculate this information at install time once and for all. For 7527 // system apps, we can probably assume that this information doesn't change 7528 // after the first boot scan. As things stand, we do lots of unnecessary work. 7529 7530 // Give ourselves some initial paths; we'll come back for another 7531 // pass once we've determined ABI below. 7532 setNativeLibraryPaths(pkg); 7533 7534 // We would never need to extract libs for forward-locked and external packages, 7535 // since the container service will do it for us. We shouldn't attempt to 7536 // extract libs from system app when it was not updated. 7537 if (pkg.isForwardLocked() || isExternal(pkg) || 7538 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7539 extractLibs = false; 7540 } 7541 7542 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7543 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7544 7545 NativeLibraryHelper.Handle handle = null; 7546 try { 7547 handle = NativeLibraryHelper.Handle.create(scanFile); 7548 // TODO(multiArch): This can be null for apps that didn't go through the 7549 // usual installation process. We can calculate it again, like we 7550 // do during install time. 7551 // 7552 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7553 // unnecessary. 7554 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7555 7556 // Null out the abis so that they can be recalculated. 7557 pkg.applicationInfo.primaryCpuAbi = null; 7558 pkg.applicationInfo.secondaryCpuAbi = null; 7559 if (isMultiArch(pkg.applicationInfo)) { 7560 // Warn if we've set an abiOverride for multi-lib packages.. 7561 // By definition, we need to copy both 32 and 64 bit libraries for 7562 // such packages. 7563 if (pkg.cpuAbiOverride != null 7564 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7565 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7566 } 7567 7568 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7569 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7570 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7571 if (extractLibs) { 7572 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7573 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7574 useIsaSpecificSubdirs); 7575 } else { 7576 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7577 } 7578 } 7579 7580 maybeThrowExceptionForMultiArchCopy( 7581 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7582 7583 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7584 if (extractLibs) { 7585 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7586 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7587 useIsaSpecificSubdirs); 7588 } else { 7589 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7590 } 7591 } 7592 7593 maybeThrowExceptionForMultiArchCopy( 7594 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7595 7596 if (abi64 >= 0) { 7597 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7598 } 7599 7600 if (abi32 >= 0) { 7601 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7602 if (abi64 >= 0) { 7603 pkg.applicationInfo.secondaryCpuAbi = abi; 7604 } else { 7605 pkg.applicationInfo.primaryCpuAbi = abi; 7606 } 7607 } 7608 } else { 7609 String[] abiList = (cpuAbiOverride != null) ? 7610 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7611 7612 // Enable gross and lame hacks for apps that are built with old 7613 // SDK tools. We must scan their APKs for renderscript bitcode and 7614 // not launch them if it's present. Don't bother checking on devices 7615 // that don't have 64 bit support. 7616 boolean needsRenderScriptOverride = false; 7617 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7618 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7619 abiList = Build.SUPPORTED_32_BIT_ABIS; 7620 needsRenderScriptOverride = true; 7621 } 7622 7623 final int copyRet; 7624 if (extractLibs) { 7625 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7626 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7627 } else { 7628 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7629 } 7630 7631 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7632 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7633 "Error unpackaging native libs for app, errorCode=" + copyRet); 7634 } 7635 7636 if (copyRet >= 0) { 7637 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7638 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7639 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7640 } else if (needsRenderScriptOverride) { 7641 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7642 } 7643 } 7644 } catch (IOException ioe) { 7645 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7646 } finally { 7647 IoUtils.closeQuietly(handle); 7648 } 7649 7650 // Now that we've calculated the ABIs and determined if it's an internal app, 7651 // we will go ahead and populate the nativeLibraryPath. 7652 setNativeLibraryPaths(pkg); 7653 } 7654 7655 /** 7656 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7657 * i.e, so that all packages can be run inside a single process if required. 7658 * 7659 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7660 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7661 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7662 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7663 * updating a package that belongs to a shared user. 7664 * 7665 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7666 * adds unnecessary complexity. 7667 */ 7668 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7669 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7670 String requiredInstructionSet = null; 7671 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7672 requiredInstructionSet = VMRuntime.getInstructionSet( 7673 scannedPackage.applicationInfo.primaryCpuAbi); 7674 } 7675 7676 PackageSetting requirer = null; 7677 for (PackageSetting ps : packagesForUser) { 7678 // If packagesForUser contains scannedPackage, we skip it. This will happen 7679 // when scannedPackage is an update of an existing package. Without this check, 7680 // we will never be able to change the ABI of any package belonging to a shared 7681 // user, even if it's compatible with other packages. 7682 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7683 if (ps.primaryCpuAbiString == null) { 7684 continue; 7685 } 7686 7687 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7688 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7689 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7690 // this but there's not much we can do. 7691 String errorMessage = "Instruction set mismatch, " 7692 + ((requirer == null) ? "[caller]" : requirer) 7693 + " requires " + requiredInstructionSet + " whereas " + ps 7694 + " requires " + instructionSet; 7695 Slog.w(TAG, errorMessage); 7696 } 7697 7698 if (requiredInstructionSet == null) { 7699 requiredInstructionSet = instructionSet; 7700 requirer = ps; 7701 } 7702 } 7703 } 7704 7705 if (requiredInstructionSet != null) { 7706 String adjustedAbi; 7707 if (requirer != null) { 7708 // requirer != null implies that either scannedPackage was null or that scannedPackage 7709 // did not require an ABI, in which case we have to adjust scannedPackage to match 7710 // the ABI of the set (which is the same as requirer's ABI) 7711 adjustedAbi = requirer.primaryCpuAbiString; 7712 if (scannedPackage != null) { 7713 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7714 } 7715 } else { 7716 // requirer == null implies that we're updating all ABIs in the set to 7717 // match scannedPackage. 7718 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7719 } 7720 7721 for (PackageSetting ps : packagesForUser) { 7722 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7723 if (ps.primaryCpuAbiString != null) { 7724 continue; 7725 } 7726 7727 ps.primaryCpuAbiString = adjustedAbi; 7728 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7729 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7730 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7731 7732 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7733 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7734 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7735 ps.primaryCpuAbiString = null; 7736 ps.pkg.applicationInfo.primaryCpuAbi = null; 7737 return; 7738 } else { 7739 mInstaller.rmdex(ps.codePathString, 7740 getDexCodeInstructionSet(getPreferredInstructionSet())); 7741 } 7742 } 7743 } 7744 } 7745 } 7746 } 7747 7748 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7749 synchronized (mPackages) { 7750 mResolverReplaced = true; 7751 // Set up information for custom user intent resolution activity. 7752 mResolveActivity.applicationInfo = pkg.applicationInfo; 7753 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7754 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7755 mResolveActivity.processName = pkg.applicationInfo.packageName; 7756 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7757 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7758 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7759 mResolveActivity.theme = 0; 7760 mResolveActivity.exported = true; 7761 mResolveActivity.enabled = true; 7762 mResolveInfo.activityInfo = mResolveActivity; 7763 mResolveInfo.priority = 0; 7764 mResolveInfo.preferredOrder = 0; 7765 mResolveInfo.match = 0; 7766 mResolveComponentName = mCustomResolverComponentName; 7767 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7768 mResolveComponentName); 7769 } 7770 } 7771 7772 private static String calculateBundledApkRoot(final String codePathString) { 7773 final File codePath = new File(codePathString); 7774 final File codeRoot; 7775 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7776 codeRoot = Environment.getRootDirectory(); 7777 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7778 codeRoot = Environment.getOemDirectory(); 7779 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7780 codeRoot = Environment.getVendorDirectory(); 7781 } else { 7782 // Unrecognized code path; take its top real segment as the apk root: 7783 // e.g. /something/app/blah.apk => /something 7784 try { 7785 File f = codePath.getCanonicalFile(); 7786 File parent = f.getParentFile(); // non-null because codePath is a file 7787 File tmp; 7788 while ((tmp = parent.getParentFile()) != null) { 7789 f = parent; 7790 parent = tmp; 7791 } 7792 codeRoot = f; 7793 Slog.w(TAG, "Unrecognized code path " 7794 + codePath + " - using " + codeRoot); 7795 } catch (IOException e) { 7796 // Can't canonicalize the code path -- shenanigans? 7797 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7798 return Environment.getRootDirectory().getPath(); 7799 } 7800 } 7801 return codeRoot.getPath(); 7802 } 7803 7804 /** 7805 * Derive and set the location of native libraries for the given package, 7806 * which varies depending on where and how the package was installed. 7807 */ 7808 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7809 final ApplicationInfo info = pkg.applicationInfo; 7810 final String codePath = pkg.codePath; 7811 final File codeFile = new File(codePath); 7812 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7813 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7814 7815 info.nativeLibraryRootDir = null; 7816 info.nativeLibraryRootRequiresIsa = false; 7817 info.nativeLibraryDir = null; 7818 info.secondaryNativeLibraryDir = null; 7819 7820 if (isApkFile(codeFile)) { 7821 // Monolithic install 7822 if (bundledApp) { 7823 // If "/system/lib64/apkname" exists, assume that is the per-package 7824 // native library directory to use; otherwise use "/system/lib/apkname". 7825 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7826 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7827 getPrimaryInstructionSet(info)); 7828 7829 // This is a bundled system app so choose the path based on the ABI. 7830 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7831 // is just the default path. 7832 final String apkName = deriveCodePathName(codePath); 7833 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7834 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7835 apkName).getAbsolutePath(); 7836 7837 if (info.secondaryCpuAbi != null) { 7838 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7839 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7840 secondaryLibDir, apkName).getAbsolutePath(); 7841 } 7842 } else if (asecApp) { 7843 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7844 .getAbsolutePath(); 7845 } else { 7846 final String apkName = deriveCodePathName(codePath); 7847 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7848 .getAbsolutePath(); 7849 } 7850 7851 info.nativeLibraryRootRequiresIsa = false; 7852 info.nativeLibraryDir = info.nativeLibraryRootDir; 7853 } else { 7854 // Cluster install 7855 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7856 info.nativeLibraryRootRequiresIsa = true; 7857 7858 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7859 getPrimaryInstructionSet(info)).getAbsolutePath(); 7860 7861 if (info.secondaryCpuAbi != null) { 7862 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7863 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7864 } 7865 } 7866 } 7867 7868 /** 7869 * Calculate the abis and roots for a bundled app. These can uniquely 7870 * be determined from the contents of the system partition, i.e whether 7871 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7872 * of this information, and instead assume that the system was built 7873 * sensibly. 7874 */ 7875 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7876 PackageSetting pkgSetting) { 7877 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7878 7879 // If "/system/lib64/apkname" exists, assume that is the per-package 7880 // native library directory to use; otherwise use "/system/lib/apkname". 7881 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7882 setBundledAppAbi(pkg, apkRoot, apkName); 7883 // pkgSetting might be null during rescan following uninstall of updates 7884 // to a bundled app, so accommodate that possibility. The settings in 7885 // that case will be established later from the parsed package. 7886 // 7887 // If the settings aren't null, sync them up with what we've just derived. 7888 // note that apkRoot isn't stored in the package settings. 7889 if (pkgSetting != null) { 7890 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7891 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7892 } 7893 } 7894 7895 /** 7896 * Deduces the ABI of a bundled app and sets the relevant fields on the 7897 * parsed pkg object. 7898 * 7899 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7900 * under which system libraries are installed. 7901 * @param apkName the name of the installed package. 7902 */ 7903 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7904 final File codeFile = new File(pkg.codePath); 7905 7906 final boolean has64BitLibs; 7907 final boolean has32BitLibs; 7908 if (isApkFile(codeFile)) { 7909 // Monolithic install 7910 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7911 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7912 } else { 7913 // Cluster install 7914 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7915 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7916 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7917 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7918 has64BitLibs = (new File(rootDir, isa)).exists(); 7919 } else { 7920 has64BitLibs = false; 7921 } 7922 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7923 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7924 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7925 has32BitLibs = (new File(rootDir, isa)).exists(); 7926 } else { 7927 has32BitLibs = false; 7928 } 7929 } 7930 7931 if (has64BitLibs && !has32BitLibs) { 7932 // The package has 64 bit libs, but not 32 bit libs. Its primary 7933 // ABI should be 64 bit. We can safely assume here that the bundled 7934 // native libraries correspond to the most preferred ABI in the list. 7935 7936 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7937 pkg.applicationInfo.secondaryCpuAbi = null; 7938 } else if (has32BitLibs && !has64BitLibs) { 7939 // The package has 32 bit libs but not 64 bit libs. Its primary 7940 // ABI should be 32 bit. 7941 7942 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7943 pkg.applicationInfo.secondaryCpuAbi = null; 7944 } else if (has32BitLibs && has64BitLibs) { 7945 // The application has both 64 and 32 bit bundled libraries. We check 7946 // here that the app declares multiArch support, and warn if it doesn't. 7947 // 7948 // We will be lenient here and record both ABIs. The primary will be the 7949 // ABI that's higher on the list, i.e, a device that's configured to prefer 7950 // 64 bit apps will see a 64 bit primary ABI, 7951 7952 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7953 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7954 } 7955 7956 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7957 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7958 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7959 } else { 7960 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7961 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7962 } 7963 } else { 7964 pkg.applicationInfo.primaryCpuAbi = null; 7965 pkg.applicationInfo.secondaryCpuAbi = null; 7966 } 7967 } 7968 7969 private void killApplication(String pkgName, int appId, String reason) { 7970 // Request the ActivityManager to kill the process(only for existing packages) 7971 // so that we do not end up in a confused state while the user is still using the older 7972 // version of the application while the new one gets installed. 7973 IActivityManager am = ActivityManagerNative.getDefault(); 7974 if (am != null) { 7975 try { 7976 am.killApplicationWithAppId(pkgName, appId, reason); 7977 } catch (RemoteException e) { 7978 } 7979 } 7980 } 7981 7982 void removePackageLI(PackageSetting ps, boolean chatty) { 7983 if (DEBUG_INSTALL) { 7984 if (chatty) 7985 Log.d(TAG, "Removing package " + ps.name); 7986 } 7987 7988 // writer 7989 synchronized (mPackages) { 7990 mPackages.remove(ps.name); 7991 final PackageParser.Package pkg = ps.pkg; 7992 if (pkg != null) { 7993 cleanPackageDataStructuresLILPw(pkg, chatty); 7994 } 7995 } 7996 } 7997 7998 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7999 if (DEBUG_INSTALL) { 8000 if (chatty) 8001 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8002 } 8003 8004 // writer 8005 synchronized (mPackages) { 8006 mPackages.remove(pkg.applicationInfo.packageName); 8007 cleanPackageDataStructuresLILPw(pkg, chatty); 8008 } 8009 } 8010 8011 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8012 int N = pkg.providers.size(); 8013 StringBuilder r = null; 8014 int i; 8015 for (i=0; i<N; i++) { 8016 PackageParser.Provider p = pkg.providers.get(i); 8017 mProviders.removeProvider(p); 8018 if (p.info.authority == null) { 8019 8020 /* There was another ContentProvider with this authority when 8021 * this app was installed so this authority is null, 8022 * Ignore it as we don't have to unregister the provider. 8023 */ 8024 continue; 8025 } 8026 String names[] = p.info.authority.split(";"); 8027 for (int j = 0; j < names.length; j++) { 8028 if (mProvidersByAuthority.get(names[j]) == p) { 8029 mProvidersByAuthority.remove(names[j]); 8030 if (DEBUG_REMOVE) { 8031 if (chatty) 8032 Log.d(TAG, "Unregistered content provider: " + names[j] 8033 + ", className = " + p.info.name + ", isSyncable = " 8034 + p.info.isSyncable); 8035 } 8036 } 8037 } 8038 if (DEBUG_REMOVE && chatty) { 8039 if (r == null) { 8040 r = new StringBuilder(256); 8041 } else { 8042 r.append(' '); 8043 } 8044 r.append(p.info.name); 8045 } 8046 } 8047 if (r != null) { 8048 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8049 } 8050 8051 N = pkg.services.size(); 8052 r = null; 8053 for (i=0; i<N; i++) { 8054 PackageParser.Service s = pkg.services.get(i); 8055 mServices.removeService(s); 8056 if (chatty) { 8057 if (r == null) { 8058 r = new StringBuilder(256); 8059 } else { 8060 r.append(' '); 8061 } 8062 r.append(s.info.name); 8063 } 8064 } 8065 if (r != null) { 8066 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8067 } 8068 8069 N = pkg.receivers.size(); 8070 r = null; 8071 for (i=0; i<N; i++) { 8072 PackageParser.Activity a = pkg.receivers.get(i); 8073 mReceivers.removeActivity(a, "receiver"); 8074 if (DEBUG_REMOVE && chatty) { 8075 if (r == null) { 8076 r = new StringBuilder(256); 8077 } else { 8078 r.append(' '); 8079 } 8080 r.append(a.info.name); 8081 } 8082 } 8083 if (r != null) { 8084 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8085 } 8086 8087 N = pkg.activities.size(); 8088 r = null; 8089 for (i=0; i<N; i++) { 8090 PackageParser.Activity a = pkg.activities.get(i); 8091 mActivities.removeActivity(a, "activity"); 8092 if (DEBUG_REMOVE && chatty) { 8093 if (r == null) { 8094 r = new StringBuilder(256); 8095 } else { 8096 r.append(' '); 8097 } 8098 r.append(a.info.name); 8099 } 8100 } 8101 if (r != null) { 8102 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8103 } 8104 8105 N = pkg.permissions.size(); 8106 r = null; 8107 for (i=0; i<N; i++) { 8108 PackageParser.Permission p = pkg.permissions.get(i); 8109 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8110 if (bp == null) { 8111 bp = mSettings.mPermissionTrees.get(p.info.name); 8112 } 8113 if (bp != null && bp.perm == p) { 8114 bp.perm = null; 8115 if (DEBUG_REMOVE && chatty) { 8116 if (r == null) { 8117 r = new StringBuilder(256); 8118 } else { 8119 r.append(' '); 8120 } 8121 r.append(p.info.name); 8122 } 8123 } 8124 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8125 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8126 if (appOpPerms != null) { 8127 appOpPerms.remove(pkg.packageName); 8128 } 8129 } 8130 } 8131 if (r != null) { 8132 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8133 } 8134 8135 N = pkg.requestedPermissions.size(); 8136 r = null; 8137 for (i=0; i<N; i++) { 8138 String perm = pkg.requestedPermissions.get(i); 8139 BasePermission bp = mSettings.mPermissions.get(perm); 8140 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8141 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8142 if (appOpPerms != null) { 8143 appOpPerms.remove(pkg.packageName); 8144 if (appOpPerms.isEmpty()) { 8145 mAppOpPermissionPackages.remove(perm); 8146 } 8147 } 8148 } 8149 } 8150 if (r != null) { 8151 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8152 } 8153 8154 N = pkg.instrumentation.size(); 8155 r = null; 8156 for (i=0; i<N; i++) { 8157 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8158 mInstrumentation.remove(a.getComponentName()); 8159 if (DEBUG_REMOVE && chatty) { 8160 if (r == null) { 8161 r = new StringBuilder(256); 8162 } else { 8163 r.append(' '); 8164 } 8165 r.append(a.info.name); 8166 } 8167 } 8168 if (r != null) { 8169 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8170 } 8171 8172 r = null; 8173 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8174 // Only system apps can hold shared libraries. 8175 if (pkg.libraryNames != null) { 8176 for (i=0; i<pkg.libraryNames.size(); i++) { 8177 String name = pkg.libraryNames.get(i); 8178 SharedLibraryEntry cur = mSharedLibraries.get(name); 8179 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8180 mSharedLibraries.remove(name); 8181 if (DEBUG_REMOVE && chatty) { 8182 if (r == null) { 8183 r = new StringBuilder(256); 8184 } else { 8185 r.append(' '); 8186 } 8187 r.append(name); 8188 } 8189 } 8190 } 8191 } 8192 } 8193 if (r != null) { 8194 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8195 } 8196 } 8197 8198 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8199 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8200 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8201 return true; 8202 } 8203 } 8204 return false; 8205 } 8206 8207 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8208 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8209 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8210 8211 private void updatePermissionsLPw(String changingPkg, 8212 PackageParser.Package pkgInfo, int flags) { 8213 // Make sure there are no dangling permission trees. 8214 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8215 while (it.hasNext()) { 8216 final BasePermission bp = it.next(); 8217 if (bp.packageSetting == null) { 8218 // We may not yet have parsed the package, so just see if 8219 // we still know about its settings. 8220 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8221 } 8222 if (bp.packageSetting == null) { 8223 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8224 + " from package " + bp.sourcePackage); 8225 it.remove(); 8226 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8227 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8228 Slog.i(TAG, "Removing old permission tree: " + bp.name 8229 + " from package " + bp.sourcePackage); 8230 flags |= UPDATE_PERMISSIONS_ALL; 8231 it.remove(); 8232 } 8233 } 8234 } 8235 8236 // Make sure all dynamic permissions have been assigned to a package, 8237 // and make sure there are no dangling permissions. 8238 it = mSettings.mPermissions.values().iterator(); 8239 while (it.hasNext()) { 8240 final BasePermission bp = it.next(); 8241 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8242 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8243 + bp.name + " pkg=" + bp.sourcePackage 8244 + " info=" + bp.pendingInfo); 8245 if (bp.packageSetting == null && bp.pendingInfo != null) { 8246 final BasePermission tree = findPermissionTreeLP(bp.name); 8247 if (tree != null && tree.perm != null) { 8248 bp.packageSetting = tree.packageSetting; 8249 bp.perm = new PackageParser.Permission(tree.perm.owner, 8250 new PermissionInfo(bp.pendingInfo)); 8251 bp.perm.info.packageName = tree.perm.info.packageName; 8252 bp.perm.info.name = bp.name; 8253 bp.uid = tree.uid; 8254 } 8255 } 8256 } 8257 if (bp.packageSetting == null) { 8258 // We may not yet have parsed the package, so just see if 8259 // we still know about its settings. 8260 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8261 } 8262 if (bp.packageSetting == null) { 8263 Slog.w(TAG, "Removing dangling permission: " + bp.name 8264 + " from package " + bp.sourcePackage); 8265 it.remove(); 8266 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8267 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8268 Slog.i(TAG, "Removing old permission: " + bp.name 8269 + " from package " + bp.sourcePackage); 8270 flags |= UPDATE_PERMISSIONS_ALL; 8271 it.remove(); 8272 } 8273 } 8274 } 8275 8276 // Now update the permissions for all packages, in particular 8277 // replace the granted permissions of the system packages. 8278 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8279 for (PackageParser.Package pkg : mPackages.values()) { 8280 if (pkg != pkgInfo) { 8281 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8282 changingPkg); 8283 } 8284 } 8285 } 8286 8287 if (pkgInfo != null) { 8288 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8289 } 8290 } 8291 8292 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8293 String packageOfInterest) { 8294 // IMPORTANT: There are two types of permissions: install and runtime. 8295 // Install time permissions are granted when the app is installed to 8296 // all device users and users added in the future. Runtime permissions 8297 // are granted at runtime explicitly to specific users. Normal and signature 8298 // protected permissions are install time permissions. Dangerous permissions 8299 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8300 // otherwise they are runtime permissions. This function does not manage 8301 // runtime permissions except for the case an app targeting Lollipop MR1 8302 // being upgraded to target a newer SDK, in which case dangerous permissions 8303 // are transformed from install time to runtime ones. 8304 8305 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8306 if (ps == null) { 8307 return; 8308 } 8309 8310 PermissionsState permissionsState = ps.getPermissionsState(); 8311 PermissionsState origPermissions = permissionsState; 8312 8313 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8314 8315 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8316 8317 boolean changedInstallPermission = false; 8318 8319 if (replace) { 8320 ps.installPermissionsFixed = false; 8321 if (!ps.isSharedUser()) { 8322 origPermissions = new PermissionsState(permissionsState); 8323 permissionsState.reset(); 8324 } 8325 } 8326 8327 permissionsState.setGlobalGids(mGlobalGids); 8328 8329 final int N = pkg.requestedPermissions.size(); 8330 for (int i=0; i<N; i++) { 8331 final String name = pkg.requestedPermissions.get(i); 8332 final BasePermission bp = mSettings.mPermissions.get(name); 8333 8334 if (DEBUG_INSTALL) { 8335 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8336 } 8337 8338 if (bp == null || bp.packageSetting == null) { 8339 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8340 Slog.w(TAG, "Unknown permission " + name 8341 + " in package " + pkg.packageName); 8342 } 8343 continue; 8344 } 8345 8346 final String perm = bp.name; 8347 boolean allowedSig = false; 8348 int grant = GRANT_DENIED; 8349 8350 // Keep track of app op permissions. 8351 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8352 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8353 if (pkgs == null) { 8354 pkgs = new ArraySet<>(); 8355 mAppOpPermissionPackages.put(bp.name, pkgs); 8356 } 8357 pkgs.add(pkg.packageName); 8358 } 8359 8360 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8361 switch (level) { 8362 case PermissionInfo.PROTECTION_NORMAL: { 8363 // For all apps normal permissions are install time ones. 8364 grant = GRANT_INSTALL; 8365 } break; 8366 8367 case PermissionInfo.PROTECTION_DANGEROUS: { 8368 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8369 // For legacy apps dangerous permissions are install time ones. 8370 grant = GRANT_INSTALL_LEGACY; 8371 } else if (origPermissions.hasInstallPermission(bp.name)) { 8372 // For legacy apps that became modern, install becomes runtime. 8373 grant = GRANT_UPGRADE; 8374 } else { 8375 // For modern apps keep runtime permissions unchanged. 8376 grant = GRANT_RUNTIME; 8377 } 8378 } break; 8379 8380 case PermissionInfo.PROTECTION_SIGNATURE: { 8381 // For all apps signature permissions are install time ones. 8382 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8383 if (allowedSig) { 8384 grant = GRANT_INSTALL; 8385 } 8386 } break; 8387 } 8388 8389 if (DEBUG_INSTALL) { 8390 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8391 } 8392 8393 if (grant != GRANT_DENIED) { 8394 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8395 // If this is an existing, non-system package, then 8396 // we can't add any new permissions to it. 8397 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8398 // Except... if this is a permission that was added 8399 // to the platform (note: need to only do this when 8400 // updating the platform). 8401 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8402 grant = GRANT_DENIED; 8403 } 8404 } 8405 } 8406 8407 switch (grant) { 8408 case GRANT_INSTALL: { 8409 // Revoke this as runtime permission to handle the case of 8410 // a runtime permission being downgraded to an install one. 8411 for (int userId : UserManagerService.getInstance().getUserIds()) { 8412 if (origPermissions.getRuntimePermissionState( 8413 bp.name, userId) != null) { 8414 // Revoke the runtime permission and clear the flags. 8415 origPermissions.revokeRuntimePermission(bp, userId); 8416 origPermissions.updatePermissionFlags(bp, userId, 8417 PackageManager.MASK_PERMISSION_FLAGS, 0); 8418 // If we revoked a permission permission, we have to write. 8419 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8420 changedRuntimePermissionUserIds, userId); 8421 } 8422 } 8423 // Grant an install permission. 8424 if (permissionsState.grantInstallPermission(bp) != 8425 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8426 changedInstallPermission = true; 8427 } 8428 } break; 8429 8430 case GRANT_INSTALL_LEGACY: { 8431 // Grant an install permission. 8432 if (permissionsState.grantInstallPermission(bp) != 8433 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8434 changedInstallPermission = true; 8435 } 8436 } break; 8437 8438 case GRANT_RUNTIME: { 8439 // Grant previously granted runtime permissions. 8440 for (int userId : UserManagerService.getInstance().getUserIds()) { 8441 PermissionState permissionState = origPermissions 8442 .getRuntimePermissionState(bp.name, userId); 8443 final int flags = permissionState != null 8444 ? permissionState.getFlags() : 0; 8445 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8446 if (permissionsState.grantRuntimePermission(bp, userId) == 8447 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8448 // If we cannot put the permission as it was, we have to write. 8449 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8450 changedRuntimePermissionUserIds, userId); 8451 } 8452 } 8453 // Propagate the permission flags. 8454 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8455 } 8456 } break; 8457 8458 case GRANT_UPGRADE: { 8459 // Grant runtime permissions for a previously held install permission. 8460 PermissionState permissionState = origPermissions 8461 .getInstallPermissionState(bp.name); 8462 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8463 8464 if (origPermissions.revokeInstallPermission(bp) 8465 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8466 // We will be transferring the permission flags, so clear them. 8467 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8468 PackageManager.MASK_PERMISSION_FLAGS, 0); 8469 changedInstallPermission = true; 8470 } 8471 8472 // If the permission is not to be promoted to runtime we ignore it and 8473 // also its other flags as they are not applicable to install permissions. 8474 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8475 for (int userId : currentUserIds) { 8476 if (permissionsState.grantRuntimePermission(bp, userId) != 8477 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8478 // Transfer the permission flags. 8479 permissionsState.updatePermissionFlags(bp, userId, 8480 flags, flags); 8481 // If we granted the permission, we have to write. 8482 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8483 changedRuntimePermissionUserIds, userId); 8484 } 8485 } 8486 } 8487 } break; 8488 8489 default: { 8490 if (packageOfInterest == null 8491 || packageOfInterest.equals(pkg.packageName)) { 8492 Slog.w(TAG, "Not granting permission " + perm 8493 + " to package " + pkg.packageName 8494 + " because it was previously installed without"); 8495 } 8496 } break; 8497 } 8498 } else { 8499 if (permissionsState.revokeInstallPermission(bp) != 8500 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8501 // Also drop the permission flags. 8502 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8503 PackageManager.MASK_PERMISSION_FLAGS, 0); 8504 changedInstallPermission = true; 8505 Slog.i(TAG, "Un-granting permission " + perm 8506 + " from package " + pkg.packageName 8507 + " (protectionLevel=" + bp.protectionLevel 8508 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8509 + ")"); 8510 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8511 // Don't print warning for app op permissions, since it is fine for them 8512 // not to be granted, there is a UI for the user to decide. 8513 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8514 Slog.w(TAG, "Not granting permission " + perm 8515 + " to package " + pkg.packageName 8516 + " (protectionLevel=" + bp.protectionLevel 8517 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8518 + ")"); 8519 } 8520 } 8521 } 8522 } 8523 8524 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8525 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8526 // This is the first that we have heard about this package, so the 8527 // permissions we have now selected are fixed until explicitly 8528 // changed. 8529 ps.installPermissionsFixed = true; 8530 } 8531 8532 // Persist the runtime permissions state for users with changes. 8533 for (int userId : changedRuntimePermissionUserIds) { 8534 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8535 } 8536 } 8537 8538 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8539 boolean allowed = false; 8540 final int NP = PackageParser.NEW_PERMISSIONS.length; 8541 for (int ip=0; ip<NP; ip++) { 8542 final PackageParser.NewPermissionInfo npi 8543 = PackageParser.NEW_PERMISSIONS[ip]; 8544 if (npi.name.equals(perm) 8545 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8546 allowed = true; 8547 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8548 + pkg.packageName); 8549 break; 8550 } 8551 } 8552 return allowed; 8553 } 8554 8555 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8556 BasePermission bp, PermissionsState origPermissions) { 8557 boolean allowed; 8558 allowed = (compareSignatures( 8559 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8560 == PackageManager.SIGNATURE_MATCH) 8561 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8562 == PackageManager.SIGNATURE_MATCH); 8563 if (!allowed && (bp.protectionLevel 8564 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8565 if (isSystemApp(pkg)) { 8566 // For updated system applications, a system permission 8567 // is granted only if it had been defined by the original application. 8568 if (pkg.isUpdatedSystemApp()) { 8569 final PackageSetting sysPs = mSettings 8570 .getDisabledSystemPkgLPr(pkg.packageName); 8571 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8572 // If the original was granted this permission, we take 8573 // that grant decision as read and propagate it to the 8574 // update. 8575 if (sysPs.isPrivileged()) { 8576 allowed = true; 8577 } 8578 } else { 8579 // The system apk may have been updated with an older 8580 // version of the one on the data partition, but which 8581 // granted a new system permission that it didn't have 8582 // before. In this case we do want to allow the app to 8583 // now get the new permission if the ancestral apk is 8584 // privileged to get it. 8585 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8586 for (int j=0; 8587 j<sysPs.pkg.requestedPermissions.size(); j++) { 8588 if (perm.equals( 8589 sysPs.pkg.requestedPermissions.get(j))) { 8590 allowed = true; 8591 break; 8592 } 8593 } 8594 } 8595 } 8596 } else { 8597 allowed = isPrivilegedApp(pkg); 8598 } 8599 } 8600 } 8601 if (!allowed) { 8602 if (!allowed && (bp.protectionLevel 8603 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8604 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8605 // If this was a previously normal/dangerous permission that got moved 8606 // to a system permission as part of the runtime permission redesign, then 8607 // we still want to blindly grant it to old apps. 8608 allowed = true; 8609 } 8610 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8611 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8612 // If this permission is to be granted to the system installer and 8613 // this app is an installer, then it gets the permission. 8614 allowed = true; 8615 } 8616 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8617 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8618 // If this permission is to be granted to the system verifier and 8619 // this app is a verifier, then it gets the permission. 8620 allowed = true; 8621 } 8622 if (!allowed && (bp.protectionLevel 8623 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8624 && isSystemApp(pkg)) { 8625 // Any pre-installed system app is allowed to get this permission. 8626 allowed = true; 8627 } 8628 if (!allowed && (bp.protectionLevel 8629 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8630 // For development permissions, a development permission 8631 // is granted only if it was already granted. 8632 allowed = origPermissions.hasInstallPermission(perm); 8633 } 8634 } 8635 return allowed; 8636 } 8637 8638 final class ActivityIntentResolver 8639 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8640 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8641 boolean defaultOnly, int userId) { 8642 if (!sUserManager.exists(userId)) return null; 8643 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8644 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8645 } 8646 8647 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8648 int userId) { 8649 if (!sUserManager.exists(userId)) return null; 8650 mFlags = flags; 8651 return super.queryIntent(intent, resolvedType, 8652 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8653 } 8654 8655 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8656 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8657 if (!sUserManager.exists(userId)) return null; 8658 if (packageActivities == null) { 8659 return null; 8660 } 8661 mFlags = flags; 8662 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8663 final int N = packageActivities.size(); 8664 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8665 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8666 8667 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8668 for (int i = 0; i < N; ++i) { 8669 intentFilters = packageActivities.get(i).intents; 8670 if (intentFilters != null && intentFilters.size() > 0) { 8671 PackageParser.ActivityIntentInfo[] array = 8672 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8673 intentFilters.toArray(array); 8674 listCut.add(array); 8675 } 8676 } 8677 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8678 } 8679 8680 public final void addActivity(PackageParser.Activity a, String type) { 8681 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8682 mActivities.put(a.getComponentName(), a); 8683 if (DEBUG_SHOW_INFO) 8684 Log.v( 8685 TAG, " " + type + " " + 8686 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8687 if (DEBUG_SHOW_INFO) 8688 Log.v(TAG, " Class=" + a.info.name); 8689 final int NI = a.intents.size(); 8690 for (int j=0; j<NI; j++) { 8691 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8692 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8693 intent.setPriority(0); 8694 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8695 + a.className + " with priority > 0, forcing to 0"); 8696 } 8697 if (DEBUG_SHOW_INFO) { 8698 Log.v(TAG, " IntentFilter:"); 8699 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8700 } 8701 if (!intent.debugCheck()) { 8702 Log.w(TAG, "==> For Activity " + a.info.name); 8703 } 8704 addFilter(intent); 8705 } 8706 } 8707 8708 public final void removeActivity(PackageParser.Activity a, String type) { 8709 mActivities.remove(a.getComponentName()); 8710 if (DEBUG_SHOW_INFO) { 8711 Log.v(TAG, " " + type + " " 8712 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8713 : a.info.name) + ":"); 8714 Log.v(TAG, " Class=" + a.info.name); 8715 } 8716 final int NI = a.intents.size(); 8717 for (int j=0; j<NI; j++) { 8718 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8719 if (DEBUG_SHOW_INFO) { 8720 Log.v(TAG, " IntentFilter:"); 8721 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8722 } 8723 removeFilter(intent); 8724 } 8725 } 8726 8727 @Override 8728 protected boolean allowFilterResult( 8729 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8730 ActivityInfo filterAi = filter.activity.info; 8731 for (int i=dest.size()-1; i>=0; i--) { 8732 ActivityInfo destAi = dest.get(i).activityInfo; 8733 if (destAi.name == filterAi.name 8734 && destAi.packageName == filterAi.packageName) { 8735 return false; 8736 } 8737 } 8738 return true; 8739 } 8740 8741 @Override 8742 protected ActivityIntentInfo[] newArray(int size) { 8743 return new ActivityIntentInfo[size]; 8744 } 8745 8746 @Override 8747 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8748 if (!sUserManager.exists(userId)) return true; 8749 PackageParser.Package p = filter.activity.owner; 8750 if (p != null) { 8751 PackageSetting ps = (PackageSetting)p.mExtras; 8752 if (ps != null) { 8753 // System apps are never considered stopped for purposes of 8754 // filtering, because there may be no way for the user to 8755 // actually re-launch them. 8756 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8757 && ps.getStopped(userId); 8758 } 8759 } 8760 return false; 8761 } 8762 8763 @Override 8764 protected boolean isPackageForFilter(String packageName, 8765 PackageParser.ActivityIntentInfo info) { 8766 return packageName.equals(info.activity.owner.packageName); 8767 } 8768 8769 @Override 8770 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8771 int match, int userId) { 8772 if (!sUserManager.exists(userId)) return null; 8773 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8774 return null; 8775 } 8776 final PackageParser.Activity activity = info.activity; 8777 if (mSafeMode && (activity.info.applicationInfo.flags 8778 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8779 return null; 8780 } 8781 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8782 if (ps == null) { 8783 return null; 8784 } 8785 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8786 ps.readUserState(userId), userId); 8787 if (ai == null) { 8788 return null; 8789 } 8790 final ResolveInfo res = new ResolveInfo(); 8791 res.activityInfo = ai; 8792 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8793 res.filter = info; 8794 } 8795 if (info != null) { 8796 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8797 } 8798 res.priority = info.getPriority(); 8799 res.preferredOrder = activity.owner.mPreferredOrder; 8800 //System.out.println("Result: " + res.activityInfo.className + 8801 // " = " + res.priority); 8802 res.match = match; 8803 res.isDefault = info.hasDefault; 8804 res.labelRes = info.labelRes; 8805 res.nonLocalizedLabel = info.nonLocalizedLabel; 8806 if (userNeedsBadging(userId)) { 8807 res.noResourceId = true; 8808 } else { 8809 res.icon = info.icon; 8810 } 8811 res.iconResourceId = info.icon; 8812 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8813 return res; 8814 } 8815 8816 @Override 8817 protected void sortResults(List<ResolveInfo> results) { 8818 Collections.sort(results, mResolvePrioritySorter); 8819 } 8820 8821 @Override 8822 protected void dumpFilter(PrintWriter out, String prefix, 8823 PackageParser.ActivityIntentInfo filter) { 8824 out.print(prefix); out.print( 8825 Integer.toHexString(System.identityHashCode(filter.activity))); 8826 out.print(' '); 8827 filter.activity.printComponentShortName(out); 8828 out.print(" filter "); 8829 out.println(Integer.toHexString(System.identityHashCode(filter))); 8830 } 8831 8832 @Override 8833 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8834 return filter.activity; 8835 } 8836 8837 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8838 PackageParser.Activity activity = (PackageParser.Activity)label; 8839 out.print(prefix); out.print( 8840 Integer.toHexString(System.identityHashCode(activity))); 8841 out.print(' '); 8842 activity.printComponentShortName(out); 8843 if (count > 1) { 8844 out.print(" ("); out.print(count); out.print(" filters)"); 8845 } 8846 out.println(); 8847 } 8848 8849// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8850// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8851// final List<ResolveInfo> retList = Lists.newArrayList(); 8852// while (i.hasNext()) { 8853// final ResolveInfo resolveInfo = i.next(); 8854// if (isEnabledLP(resolveInfo.activityInfo)) { 8855// retList.add(resolveInfo); 8856// } 8857// } 8858// return retList; 8859// } 8860 8861 // Keys are String (activity class name), values are Activity. 8862 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8863 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8864 private int mFlags; 8865 } 8866 8867 private final class ServiceIntentResolver 8868 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8869 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8870 boolean defaultOnly, int userId) { 8871 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8872 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8873 } 8874 8875 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8876 int userId) { 8877 if (!sUserManager.exists(userId)) return null; 8878 mFlags = flags; 8879 return super.queryIntent(intent, resolvedType, 8880 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8881 } 8882 8883 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8884 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8885 if (!sUserManager.exists(userId)) return null; 8886 if (packageServices == null) { 8887 return null; 8888 } 8889 mFlags = flags; 8890 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8891 final int N = packageServices.size(); 8892 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8893 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8894 8895 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8896 for (int i = 0; i < N; ++i) { 8897 intentFilters = packageServices.get(i).intents; 8898 if (intentFilters != null && intentFilters.size() > 0) { 8899 PackageParser.ServiceIntentInfo[] array = 8900 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8901 intentFilters.toArray(array); 8902 listCut.add(array); 8903 } 8904 } 8905 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8906 } 8907 8908 public final void addService(PackageParser.Service s) { 8909 mServices.put(s.getComponentName(), s); 8910 if (DEBUG_SHOW_INFO) { 8911 Log.v(TAG, " " 8912 + (s.info.nonLocalizedLabel != null 8913 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8914 Log.v(TAG, " Class=" + s.info.name); 8915 } 8916 final int NI = s.intents.size(); 8917 int j; 8918 for (j=0; j<NI; j++) { 8919 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8920 if (DEBUG_SHOW_INFO) { 8921 Log.v(TAG, " IntentFilter:"); 8922 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8923 } 8924 if (!intent.debugCheck()) { 8925 Log.w(TAG, "==> For Service " + s.info.name); 8926 } 8927 addFilter(intent); 8928 } 8929 } 8930 8931 public final void removeService(PackageParser.Service s) { 8932 mServices.remove(s.getComponentName()); 8933 if (DEBUG_SHOW_INFO) { 8934 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8935 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8936 Log.v(TAG, " Class=" + s.info.name); 8937 } 8938 final int NI = s.intents.size(); 8939 int j; 8940 for (j=0; j<NI; j++) { 8941 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8942 if (DEBUG_SHOW_INFO) { 8943 Log.v(TAG, " IntentFilter:"); 8944 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8945 } 8946 removeFilter(intent); 8947 } 8948 } 8949 8950 @Override 8951 protected boolean allowFilterResult( 8952 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8953 ServiceInfo filterSi = filter.service.info; 8954 for (int i=dest.size()-1; i>=0; i--) { 8955 ServiceInfo destAi = dest.get(i).serviceInfo; 8956 if (destAi.name == filterSi.name 8957 && destAi.packageName == filterSi.packageName) { 8958 return false; 8959 } 8960 } 8961 return true; 8962 } 8963 8964 @Override 8965 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8966 return new PackageParser.ServiceIntentInfo[size]; 8967 } 8968 8969 @Override 8970 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8971 if (!sUserManager.exists(userId)) return true; 8972 PackageParser.Package p = filter.service.owner; 8973 if (p != null) { 8974 PackageSetting ps = (PackageSetting)p.mExtras; 8975 if (ps != null) { 8976 // System apps are never considered stopped for purposes of 8977 // filtering, because there may be no way for the user to 8978 // actually re-launch them. 8979 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8980 && ps.getStopped(userId); 8981 } 8982 } 8983 return false; 8984 } 8985 8986 @Override 8987 protected boolean isPackageForFilter(String packageName, 8988 PackageParser.ServiceIntentInfo info) { 8989 return packageName.equals(info.service.owner.packageName); 8990 } 8991 8992 @Override 8993 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8994 int match, int userId) { 8995 if (!sUserManager.exists(userId)) return null; 8996 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8997 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8998 return null; 8999 } 9000 final PackageParser.Service service = info.service; 9001 if (mSafeMode && (service.info.applicationInfo.flags 9002 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9003 return null; 9004 } 9005 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9006 if (ps == null) { 9007 return null; 9008 } 9009 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9010 ps.readUserState(userId), userId); 9011 if (si == null) { 9012 return null; 9013 } 9014 final ResolveInfo res = new ResolveInfo(); 9015 res.serviceInfo = si; 9016 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9017 res.filter = filter; 9018 } 9019 res.priority = info.getPriority(); 9020 res.preferredOrder = service.owner.mPreferredOrder; 9021 res.match = match; 9022 res.isDefault = info.hasDefault; 9023 res.labelRes = info.labelRes; 9024 res.nonLocalizedLabel = info.nonLocalizedLabel; 9025 res.icon = info.icon; 9026 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9027 return res; 9028 } 9029 9030 @Override 9031 protected void sortResults(List<ResolveInfo> results) { 9032 Collections.sort(results, mResolvePrioritySorter); 9033 } 9034 9035 @Override 9036 protected void dumpFilter(PrintWriter out, String prefix, 9037 PackageParser.ServiceIntentInfo filter) { 9038 out.print(prefix); out.print( 9039 Integer.toHexString(System.identityHashCode(filter.service))); 9040 out.print(' '); 9041 filter.service.printComponentShortName(out); 9042 out.print(" filter "); 9043 out.println(Integer.toHexString(System.identityHashCode(filter))); 9044 } 9045 9046 @Override 9047 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9048 return filter.service; 9049 } 9050 9051 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9052 PackageParser.Service service = (PackageParser.Service)label; 9053 out.print(prefix); out.print( 9054 Integer.toHexString(System.identityHashCode(service))); 9055 out.print(' '); 9056 service.printComponentShortName(out); 9057 if (count > 1) { 9058 out.print(" ("); out.print(count); out.print(" filters)"); 9059 } 9060 out.println(); 9061 } 9062 9063// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9064// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9065// final List<ResolveInfo> retList = Lists.newArrayList(); 9066// while (i.hasNext()) { 9067// final ResolveInfo resolveInfo = (ResolveInfo) i; 9068// if (isEnabledLP(resolveInfo.serviceInfo)) { 9069// retList.add(resolveInfo); 9070// } 9071// } 9072// return retList; 9073// } 9074 9075 // Keys are String (activity class name), values are Activity. 9076 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9077 = new ArrayMap<ComponentName, PackageParser.Service>(); 9078 private int mFlags; 9079 }; 9080 9081 private final class ProviderIntentResolver 9082 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9083 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9084 boolean defaultOnly, int userId) { 9085 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9086 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9087 } 9088 9089 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9090 int userId) { 9091 if (!sUserManager.exists(userId)) 9092 return null; 9093 mFlags = flags; 9094 return super.queryIntent(intent, resolvedType, 9095 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9096 } 9097 9098 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9099 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9100 if (!sUserManager.exists(userId)) 9101 return null; 9102 if (packageProviders == null) { 9103 return null; 9104 } 9105 mFlags = flags; 9106 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9107 final int N = packageProviders.size(); 9108 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9109 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9110 9111 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9112 for (int i = 0; i < N; ++i) { 9113 intentFilters = packageProviders.get(i).intents; 9114 if (intentFilters != null && intentFilters.size() > 0) { 9115 PackageParser.ProviderIntentInfo[] array = 9116 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9117 intentFilters.toArray(array); 9118 listCut.add(array); 9119 } 9120 } 9121 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9122 } 9123 9124 public final void addProvider(PackageParser.Provider p) { 9125 if (mProviders.containsKey(p.getComponentName())) { 9126 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9127 return; 9128 } 9129 9130 mProviders.put(p.getComponentName(), p); 9131 if (DEBUG_SHOW_INFO) { 9132 Log.v(TAG, " " 9133 + (p.info.nonLocalizedLabel != null 9134 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9135 Log.v(TAG, " Class=" + p.info.name); 9136 } 9137 final int NI = p.intents.size(); 9138 int j; 9139 for (j = 0; j < NI; j++) { 9140 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9141 if (DEBUG_SHOW_INFO) { 9142 Log.v(TAG, " IntentFilter:"); 9143 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9144 } 9145 if (!intent.debugCheck()) { 9146 Log.w(TAG, "==> For Provider " + p.info.name); 9147 } 9148 addFilter(intent); 9149 } 9150 } 9151 9152 public final void removeProvider(PackageParser.Provider p) { 9153 mProviders.remove(p.getComponentName()); 9154 if (DEBUG_SHOW_INFO) { 9155 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9156 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9157 Log.v(TAG, " Class=" + p.info.name); 9158 } 9159 final int NI = p.intents.size(); 9160 int j; 9161 for (j = 0; j < NI; j++) { 9162 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9163 if (DEBUG_SHOW_INFO) { 9164 Log.v(TAG, " IntentFilter:"); 9165 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9166 } 9167 removeFilter(intent); 9168 } 9169 } 9170 9171 @Override 9172 protected boolean allowFilterResult( 9173 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9174 ProviderInfo filterPi = filter.provider.info; 9175 for (int i = dest.size() - 1; i >= 0; i--) { 9176 ProviderInfo destPi = dest.get(i).providerInfo; 9177 if (destPi.name == filterPi.name 9178 && destPi.packageName == filterPi.packageName) { 9179 return false; 9180 } 9181 } 9182 return true; 9183 } 9184 9185 @Override 9186 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9187 return new PackageParser.ProviderIntentInfo[size]; 9188 } 9189 9190 @Override 9191 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9192 if (!sUserManager.exists(userId)) 9193 return true; 9194 PackageParser.Package p = filter.provider.owner; 9195 if (p != null) { 9196 PackageSetting ps = (PackageSetting) p.mExtras; 9197 if (ps != null) { 9198 // System apps are never considered stopped for purposes of 9199 // filtering, because there may be no way for the user to 9200 // actually re-launch them. 9201 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9202 && ps.getStopped(userId); 9203 } 9204 } 9205 return false; 9206 } 9207 9208 @Override 9209 protected boolean isPackageForFilter(String packageName, 9210 PackageParser.ProviderIntentInfo info) { 9211 return packageName.equals(info.provider.owner.packageName); 9212 } 9213 9214 @Override 9215 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9216 int match, int userId) { 9217 if (!sUserManager.exists(userId)) 9218 return null; 9219 final PackageParser.ProviderIntentInfo info = filter; 9220 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9221 return null; 9222 } 9223 final PackageParser.Provider provider = info.provider; 9224 if (mSafeMode && (provider.info.applicationInfo.flags 9225 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9226 return null; 9227 } 9228 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9229 if (ps == null) { 9230 return null; 9231 } 9232 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9233 ps.readUserState(userId), userId); 9234 if (pi == null) { 9235 return null; 9236 } 9237 final ResolveInfo res = new ResolveInfo(); 9238 res.providerInfo = pi; 9239 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9240 res.filter = filter; 9241 } 9242 res.priority = info.getPriority(); 9243 res.preferredOrder = provider.owner.mPreferredOrder; 9244 res.match = match; 9245 res.isDefault = info.hasDefault; 9246 res.labelRes = info.labelRes; 9247 res.nonLocalizedLabel = info.nonLocalizedLabel; 9248 res.icon = info.icon; 9249 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9250 return res; 9251 } 9252 9253 @Override 9254 protected void sortResults(List<ResolveInfo> results) { 9255 Collections.sort(results, mResolvePrioritySorter); 9256 } 9257 9258 @Override 9259 protected void dumpFilter(PrintWriter out, String prefix, 9260 PackageParser.ProviderIntentInfo filter) { 9261 out.print(prefix); 9262 out.print( 9263 Integer.toHexString(System.identityHashCode(filter.provider))); 9264 out.print(' '); 9265 filter.provider.printComponentShortName(out); 9266 out.print(" filter "); 9267 out.println(Integer.toHexString(System.identityHashCode(filter))); 9268 } 9269 9270 @Override 9271 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9272 return filter.provider; 9273 } 9274 9275 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9276 PackageParser.Provider provider = (PackageParser.Provider)label; 9277 out.print(prefix); out.print( 9278 Integer.toHexString(System.identityHashCode(provider))); 9279 out.print(' '); 9280 provider.printComponentShortName(out); 9281 if (count > 1) { 9282 out.print(" ("); out.print(count); out.print(" filters)"); 9283 } 9284 out.println(); 9285 } 9286 9287 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9288 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9289 private int mFlags; 9290 }; 9291 9292 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9293 new Comparator<ResolveInfo>() { 9294 public int compare(ResolveInfo r1, ResolveInfo r2) { 9295 int v1 = r1.priority; 9296 int v2 = r2.priority; 9297 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9298 if (v1 != v2) { 9299 return (v1 > v2) ? -1 : 1; 9300 } 9301 v1 = r1.preferredOrder; 9302 v2 = r2.preferredOrder; 9303 if (v1 != v2) { 9304 return (v1 > v2) ? -1 : 1; 9305 } 9306 if (r1.isDefault != r2.isDefault) { 9307 return r1.isDefault ? -1 : 1; 9308 } 9309 v1 = r1.match; 9310 v2 = r2.match; 9311 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9312 if (v1 != v2) { 9313 return (v1 > v2) ? -1 : 1; 9314 } 9315 if (r1.system != r2.system) { 9316 return r1.system ? -1 : 1; 9317 } 9318 return 0; 9319 } 9320 }; 9321 9322 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9323 new Comparator<ProviderInfo>() { 9324 public int compare(ProviderInfo p1, ProviderInfo p2) { 9325 final int v1 = p1.initOrder; 9326 final int v2 = p2.initOrder; 9327 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9328 } 9329 }; 9330 9331 final void sendPackageBroadcast(final String action, final String pkg, 9332 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9333 final int[] userIds) { 9334 mHandler.post(new Runnable() { 9335 @Override 9336 public void run() { 9337 try { 9338 final IActivityManager am = ActivityManagerNative.getDefault(); 9339 if (am == null) return; 9340 final int[] resolvedUserIds; 9341 if (userIds == null) { 9342 resolvedUserIds = am.getRunningUserIds(); 9343 } else { 9344 resolvedUserIds = userIds; 9345 } 9346 for (int id : resolvedUserIds) { 9347 final Intent intent = new Intent(action, 9348 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9349 if (extras != null) { 9350 intent.putExtras(extras); 9351 } 9352 if (targetPkg != null) { 9353 intent.setPackage(targetPkg); 9354 } 9355 // Modify the UID when posting to other users 9356 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9357 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9358 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9359 intent.putExtra(Intent.EXTRA_UID, uid); 9360 } 9361 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9362 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9363 if (DEBUG_BROADCASTS) { 9364 RuntimeException here = new RuntimeException("here"); 9365 here.fillInStackTrace(); 9366 Slog.d(TAG, "Sending to user " + id + ": " 9367 + intent.toShortString(false, true, false, false) 9368 + " " + intent.getExtras(), here); 9369 } 9370 am.broadcastIntent(null, intent, null, finishedReceiver, 9371 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9372 null, finishedReceiver != null, false, id); 9373 } 9374 } catch (RemoteException ex) { 9375 } 9376 } 9377 }); 9378 } 9379 9380 /** 9381 * Check if the external storage media is available. This is true if there 9382 * is a mounted external storage medium or if the external storage is 9383 * emulated. 9384 */ 9385 private boolean isExternalMediaAvailable() { 9386 return mMediaMounted || Environment.isExternalStorageEmulated(); 9387 } 9388 9389 @Override 9390 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9391 // writer 9392 synchronized (mPackages) { 9393 if (!isExternalMediaAvailable()) { 9394 // If the external storage is no longer mounted at this point, 9395 // the caller may not have been able to delete all of this 9396 // packages files and can not delete any more. Bail. 9397 return null; 9398 } 9399 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9400 if (lastPackage != null) { 9401 pkgs.remove(lastPackage); 9402 } 9403 if (pkgs.size() > 0) { 9404 return pkgs.get(0); 9405 } 9406 } 9407 return null; 9408 } 9409 9410 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9411 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9412 userId, andCode ? 1 : 0, packageName); 9413 if (mSystemReady) { 9414 msg.sendToTarget(); 9415 } else { 9416 if (mPostSystemReadyMessages == null) { 9417 mPostSystemReadyMessages = new ArrayList<>(); 9418 } 9419 mPostSystemReadyMessages.add(msg); 9420 } 9421 } 9422 9423 void startCleaningPackages() { 9424 // reader 9425 synchronized (mPackages) { 9426 if (!isExternalMediaAvailable()) { 9427 return; 9428 } 9429 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9430 return; 9431 } 9432 } 9433 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9434 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9435 IActivityManager am = ActivityManagerNative.getDefault(); 9436 if (am != null) { 9437 try { 9438 am.startService(null, intent, null, mContext.getOpPackageName(), 9439 UserHandle.USER_OWNER); 9440 } catch (RemoteException e) { 9441 } 9442 } 9443 } 9444 9445 @Override 9446 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9447 int installFlags, String installerPackageName, VerificationParams verificationParams, 9448 String packageAbiOverride) { 9449 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9450 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9451 } 9452 9453 @Override 9454 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9455 int installFlags, String installerPackageName, VerificationParams verificationParams, 9456 String packageAbiOverride, int userId) { 9457 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9458 9459 final int callingUid = Binder.getCallingUid(); 9460 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9461 9462 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9463 try { 9464 if (observer != null) { 9465 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9466 } 9467 } catch (RemoteException re) { 9468 } 9469 return; 9470 } 9471 9472 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9473 installFlags |= PackageManager.INSTALL_FROM_ADB; 9474 9475 } else { 9476 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9477 // about installerPackageName. 9478 9479 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9480 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9481 } 9482 9483 UserHandle user; 9484 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9485 user = UserHandle.ALL; 9486 } else { 9487 user = new UserHandle(userId); 9488 } 9489 9490 // Only system components can circumvent runtime permissions when installing. 9491 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9492 && mContext.checkCallingOrSelfPermission(Manifest.permission 9493 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9494 throw new SecurityException("You need the " 9495 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9496 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9497 } 9498 9499 verificationParams.setInstallerUid(callingUid); 9500 9501 final File originFile = new File(originPath); 9502 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9503 9504 final Message msg = mHandler.obtainMessage(INIT_COPY); 9505 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9506 null, verificationParams, user, packageAbiOverride, null); 9507 mHandler.sendMessage(msg); 9508 } 9509 9510 void installStage(String packageName, File stagedDir, String stagedCid, 9511 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9512 String installerPackageName, int installerUid, UserHandle user) { 9513 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9514 params.referrerUri, installerUid, null); 9515 verifParams.setInstallerUid(installerUid); 9516 9517 final OriginInfo origin; 9518 if (stagedDir != null) { 9519 origin = OriginInfo.fromStagedFile(stagedDir); 9520 } else { 9521 origin = OriginInfo.fromStagedContainer(stagedCid); 9522 } 9523 9524 final Message msg = mHandler.obtainMessage(INIT_COPY); 9525 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9526 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9527 params.grantedRuntimePermissions); 9528 mHandler.sendMessage(msg); 9529 } 9530 9531 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9532 Bundle extras = new Bundle(1); 9533 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9534 9535 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9536 packageName, extras, null, null, new int[] {userId}); 9537 try { 9538 IActivityManager am = ActivityManagerNative.getDefault(); 9539 final boolean isSystem = 9540 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9541 if (isSystem && am.isUserRunning(userId, false)) { 9542 // The just-installed/enabled app is bundled on the system, so presumed 9543 // to be able to run automatically without needing an explicit launch. 9544 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9545 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9546 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9547 .setPackage(packageName); 9548 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9549 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9550 } 9551 } catch (RemoteException e) { 9552 // shouldn't happen 9553 Slog.w(TAG, "Unable to bootstrap installed package", e); 9554 } 9555 } 9556 9557 @Override 9558 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9559 int userId) { 9560 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9561 PackageSetting pkgSetting; 9562 final int uid = Binder.getCallingUid(); 9563 enforceCrossUserPermission(uid, userId, true, true, 9564 "setApplicationHiddenSetting for user " + userId); 9565 9566 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9567 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9568 return false; 9569 } 9570 9571 long callingId = Binder.clearCallingIdentity(); 9572 try { 9573 boolean sendAdded = false; 9574 boolean sendRemoved = false; 9575 // writer 9576 synchronized (mPackages) { 9577 pkgSetting = mSettings.mPackages.get(packageName); 9578 if (pkgSetting == null) { 9579 return false; 9580 } 9581 if (pkgSetting.getHidden(userId) != hidden) { 9582 pkgSetting.setHidden(hidden, userId); 9583 mSettings.writePackageRestrictionsLPr(userId); 9584 if (hidden) { 9585 sendRemoved = true; 9586 } else { 9587 sendAdded = true; 9588 } 9589 } 9590 } 9591 if (sendAdded) { 9592 sendPackageAddedForUser(packageName, pkgSetting, userId); 9593 return true; 9594 } 9595 if (sendRemoved) { 9596 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9597 "hiding pkg"); 9598 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9599 } 9600 } finally { 9601 Binder.restoreCallingIdentity(callingId); 9602 } 9603 return false; 9604 } 9605 9606 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9607 int userId) { 9608 final PackageRemovedInfo info = new PackageRemovedInfo(); 9609 info.removedPackage = packageName; 9610 info.removedUsers = new int[] {userId}; 9611 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9612 info.sendBroadcast(false, false, false); 9613 } 9614 9615 /** 9616 * Returns true if application is not found or there was an error. Otherwise it returns 9617 * the hidden state of the package for the given user. 9618 */ 9619 @Override 9620 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9621 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9622 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9623 false, "getApplicationHidden for user " + userId); 9624 PackageSetting pkgSetting; 9625 long callingId = Binder.clearCallingIdentity(); 9626 try { 9627 // writer 9628 synchronized (mPackages) { 9629 pkgSetting = mSettings.mPackages.get(packageName); 9630 if (pkgSetting == null) { 9631 return true; 9632 } 9633 return pkgSetting.getHidden(userId); 9634 } 9635 } finally { 9636 Binder.restoreCallingIdentity(callingId); 9637 } 9638 } 9639 9640 /** 9641 * @hide 9642 */ 9643 @Override 9644 public int installExistingPackageAsUser(String packageName, int userId) { 9645 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9646 null); 9647 PackageSetting pkgSetting; 9648 final int uid = Binder.getCallingUid(); 9649 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9650 + userId); 9651 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9652 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9653 } 9654 9655 long callingId = Binder.clearCallingIdentity(); 9656 try { 9657 boolean sendAdded = false; 9658 9659 // writer 9660 synchronized (mPackages) { 9661 pkgSetting = mSettings.mPackages.get(packageName); 9662 if (pkgSetting == null) { 9663 return PackageManager.INSTALL_FAILED_INVALID_URI; 9664 } 9665 if (!pkgSetting.getInstalled(userId)) { 9666 pkgSetting.setInstalled(true, userId); 9667 pkgSetting.setHidden(false, userId); 9668 mSettings.writePackageRestrictionsLPr(userId); 9669 sendAdded = true; 9670 } 9671 } 9672 9673 if (sendAdded) { 9674 sendPackageAddedForUser(packageName, pkgSetting, userId); 9675 } 9676 } finally { 9677 Binder.restoreCallingIdentity(callingId); 9678 } 9679 9680 return PackageManager.INSTALL_SUCCEEDED; 9681 } 9682 9683 boolean isUserRestricted(int userId, String restrictionKey) { 9684 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9685 if (restrictions.getBoolean(restrictionKey, false)) { 9686 Log.w(TAG, "User is restricted: " + restrictionKey); 9687 return true; 9688 } 9689 return false; 9690 } 9691 9692 @Override 9693 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9694 mContext.enforceCallingOrSelfPermission( 9695 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9696 "Only package verification agents can verify applications"); 9697 9698 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9699 final PackageVerificationResponse response = new PackageVerificationResponse( 9700 verificationCode, Binder.getCallingUid()); 9701 msg.arg1 = id; 9702 msg.obj = response; 9703 mHandler.sendMessage(msg); 9704 } 9705 9706 @Override 9707 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9708 long millisecondsToDelay) { 9709 mContext.enforceCallingOrSelfPermission( 9710 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9711 "Only package verification agents can extend verification timeouts"); 9712 9713 final PackageVerificationState state = mPendingVerification.get(id); 9714 final PackageVerificationResponse response = new PackageVerificationResponse( 9715 verificationCodeAtTimeout, Binder.getCallingUid()); 9716 9717 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9718 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9719 } 9720 if (millisecondsToDelay < 0) { 9721 millisecondsToDelay = 0; 9722 } 9723 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9724 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9725 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9726 } 9727 9728 if ((state != null) && !state.timeoutExtended()) { 9729 state.extendTimeout(); 9730 9731 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9732 msg.arg1 = id; 9733 msg.obj = response; 9734 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9735 } 9736 } 9737 9738 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9739 int verificationCode, UserHandle user) { 9740 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9741 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9742 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9743 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9744 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9745 9746 mContext.sendBroadcastAsUser(intent, user, 9747 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9748 } 9749 9750 private ComponentName matchComponentForVerifier(String packageName, 9751 List<ResolveInfo> receivers) { 9752 ActivityInfo targetReceiver = null; 9753 9754 final int NR = receivers.size(); 9755 for (int i = 0; i < NR; i++) { 9756 final ResolveInfo info = receivers.get(i); 9757 if (info.activityInfo == null) { 9758 continue; 9759 } 9760 9761 if (packageName.equals(info.activityInfo.packageName)) { 9762 targetReceiver = info.activityInfo; 9763 break; 9764 } 9765 } 9766 9767 if (targetReceiver == null) { 9768 return null; 9769 } 9770 9771 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9772 } 9773 9774 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9775 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9776 if (pkgInfo.verifiers.length == 0) { 9777 return null; 9778 } 9779 9780 final int N = pkgInfo.verifiers.length; 9781 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9782 for (int i = 0; i < N; i++) { 9783 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9784 9785 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9786 receivers); 9787 if (comp == null) { 9788 continue; 9789 } 9790 9791 final int verifierUid = getUidForVerifier(verifierInfo); 9792 if (verifierUid == -1) { 9793 continue; 9794 } 9795 9796 if (DEBUG_VERIFY) { 9797 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9798 + " with the correct signature"); 9799 } 9800 sufficientVerifiers.add(comp); 9801 verificationState.addSufficientVerifier(verifierUid); 9802 } 9803 9804 return sufficientVerifiers; 9805 } 9806 9807 private int getUidForVerifier(VerifierInfo verifierInfo) { 9808 synchronized (mPackages) { 9809 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9810 if (pkg == null) { 9811 return -1; 9812 } else if (pkg.mSignatures.length != 1) { 9813 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9814 + " has more than one signature; ignoring"); 9815 return -1; 9816 } 9817 9818 /* 9819 * If the public key of the package's signature does not match 9820 * our expected public key, then this is a different package and 9821 * we should skip. 9822 */ 9823 9824 final byte[] expectedPublicKey; 9825 try { 9826 final Signature verifierSig = pkg.mSignatures[0]; 9827 final PublicKey publicKey = verifierSig.getPublicKey(); 9828 expectedPublicKey = publicKey.getEncoded(); 9829 } catch (CertificateException e) { 9830 return -1; 9831 } 9832 9833 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9834 9835 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9836 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9837 + " does not have the expected public key; ignoring"); 9838 return -1; 9839 } 9840 9841 return pkg.applicationInfo.uid; 9842 } 9843 } 9844 9845 @Override 9846 public void finishPackageInstall(int token) { 9847 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9848 9849 if (DEBUG_INSTALL) { 9850 Slog.v(TAG, "BM finishing package install for " + token); 9851 } 9852 9853 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9854 mHandler.sendMessage(msg); 9855 } 9856 9857 /** 9858 * Get the verification agent timeout. 9859 * 9860 * @return verification timeout in milliseconds 9861 */ 9862 private long getVerificationTimeout() { 9863 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9864 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9865 DEFAULT_VERIFICATION_TIMEOUT); 9866 } 9867 9868 /** 9869 * Get the default verification agent response code. 9870 * 9871 * @return default verification response code 9872 */ 9873 private int getDefaultVerificationResponse() { 9874 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9875 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9876 DEFAULT_VERIFICATION_RESPONSE); 9877 } 9878 9879 /** 9880 * Check whether or not package verification has been enabled. 9881 * 9882 * @return true if verification should be performed 9883 */ 9884 private boolean isVerificationEnabled(int userId, int installFlags) { 9885 if (!DEFAULT_VERIFY_ENABLE) { 9886 return false; 9887 } 9888 9889 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9890 9891 // Check if installing from ADB 9892 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9893 // Do not run verification in a test harness environment 9894 if (ActivityManager.isRunningInTestHarness()) { 9895 return false; 9896 } 9897 if (ensureVerifyAppsEnabled) { 9898 return true; 9899 } 9900 // Check if the developer does not want package verification for ADB installs 9901 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9902 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9903 return false; 9904 } 9905 } 9906 9907 if (ensureVerifyAppsEnabled) { 9908 return true; 9909 } 9910 9911 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9912 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9913 } 9914 9915 @Override 9916 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9917 throws RemoteException { 9918 mContext.enforceCallingOrSelfPermission( 9919 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9920 "Only intentfilter verification agents can verify applications"); 9921 9922 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9923 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9924 Binder.getCallingUid(), verificationCode, failedDomains); 9925 msg.arg1 = id; 9926 msg.obj = response; 9927 mHandler.sendMessage(msg); 9928 } 9929 9930 @Override 9931 public int getIntentVerificationStatus(String packageName, int userId) { 9932 synchronized (mPackages) { 9933 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9934 } 9935 } 9936 9937 @Override 9938 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9939 mContext.enforceCallingOrSelfPermission( 9940 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9941 9942 boolean result = false; 9943 synchronized (mPackages) { 9944 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9945 } 9946 if (result) { 9947 scheduleWritePackageRestrictionsLocked(userId); 9948 } 9949 return result; 9950 } 9951 9952 @Override 9953 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9954 synchronized (mPackages) { 9955 return mSettings.getIntentFilterVerificationsLPr(packageName); 9956 } 9957 } 9958 9959 @Override 9960 public List<IntentFilter> getAllIntentFilters(String packageName) { 9961 if (TextUtils.isEmpty(packageName)) { 9962 return Collections.<IntentFilter>emptyList(); 9963 } 9964 synchronized (mPackages) { 9965 PackageParser.Package pkg = mPackages.get(packageName); 9966 if (pkg == null || pkg.activities == null) { 9967 return Collections.<IntentFilter>emptyList(); 9968 } 9969 final int count = pkg.activities.size(); 9970 ArrayList<IntentFilter> result = new ArrayList<>(); 9971 for (int n=0; n<count; n++) { 9972 PackageParser.Activity activity = pkg.activities.get(n); 9973 if (activity.intents != null || activity.intents.size() > 0) { 9974 result.addAll(activity.intents); 9975 } 9976 } 9977 return result; 9978 } 9979 } 9980 9981 @Override 9982 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9983 mContext.enforceCallingOrSelfPermission( 9984 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9985 9986 synchronized (mPackages) { 9987 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9988 if (packageName != null) { 9989 result |= updateIntentVerificationStatus(packageName, 9990 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9991 userId); 9992 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9993 packageName, userId); 9994 } 9995 return result; 9996 } 9997 } 9998 9999 @Override 10000 public String getDefaultBrowserPackageName(int userId) { 10001 synchronized (mPackages) { 10002 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10003 } 10004 } 10005 10006 /** 10007 * Get the "allow unknown sources" setting. 10008 * 10009 * @return the current "allow unknown sources" setting 10010 */ 10011 private int getUnknownSourcesSettings() { 10012 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10013 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10014 -1); 10015 } 10016 10017 @Override 10018 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10019 final int uid = Binder.getCallingUid(); 10020 // writer 10021 synchronized (mPackages) { 10022 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10023 if (targetPackageSetting == null) { 10024 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10025 } 10026 10027 PackageSetting installerPackageSetting; 10028 if (installerPackageName != null) { 10029 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10030 if (installerPackageSetting == null) { 10031 throw new IllegalArgumentException("Unknown installer package: " 10032 + installerPackageName); 10033 } 10034 } else { 10035 installerPackageSetting = null; 10036 } 10037 10038 Signature[] callerSignature; 10039 Object obj = mSettings.getUserIdLPr(uid); 10040 if (obj != null) { 10041 if (obj instanceof SharedUserSetting) { 10042 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10043 } else if (obj instanceof PackageSetting) { 10044 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10045 } else { 10046 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10047 } 10048 } else { 10049 throw new SecurityException("Unknown calling uid " + uid); 10050 } 10051 10052 // Verify: can't set installerPackageName to a package that is 10053 // not signed with the same cert as the caller. 10054 if (installerPackageSetting != null) { 10055 if (compareSignatures(callerSignature, 10056 installerPackageSetting.signatures.mSignatures) 10057 != PackageManager.SIGNATURE_MATCH) { 10058 throw new SecurityException( 10059 "Caller does not have same cert as new installer package " 10060 + installerPackageName); 10061 } 10062 } 10063 10064 // Verify: if target already has an installer package, it must 10065 // be signed with the same cert as the caller. 10066 if (targetPackageSetting.installerPackageName != null) { 10067 PackageSetting setting = mSettings.mPackages.get( 10068 targetPackageSetting.installerPackageName); 10069 // If the currently set package isn't valid, then it's always 10070 // okay to change it. 10071 if (setting != null) { 10072 if (compareSignatures(callerSignature, 10073 setting.signatures.mSignatures) 10074 != PackageManager.SIGNATURE_MATCH) { 10075 throw new SecurityException( 10076 "Caller does not have same cert as old installer package " 10077 + targetPackageSetting.installerPackageName); 10078 } 10079 } 10080 } 10081 10082 // Okay! 10083 targetPackageSetting.installerPackageName = installerPackageName; 10084 scheduleWriteSettingsLocked(); 10085 } 10086 } 10087 10088 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10089 // Queue up an async operation since the package installation may take a little while. 10090 mHandler.post(new Runnable() { 10091 public void run() { 10092 mHandler.removeCallbacks(this); 10093 // Result object to be returned 10094 PackageInstalledInfo res = new PackageInstalledInfo(); 10095 res.returnCode = currentStatus; 10096 res.uid = -1; 10097 res.pkg = null; 10098 res.removedInfo = new PackageRemovedInfo(); 10099 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10100 args.doPreInstall(res.returnCode); 10101 synchronized (mInstallLock) { 10102 installPackageLI(args, res); 10103 } 10104 args.doPostInstall(res.returnCode, res.uid); 10105 } 10106 10107 // A restore should be performed at this point if (a) the install 10108 // succeeded, (b) the operation is not an update, and (c) the new 10109 // package has not opted out of backup participation. 10110 final boolean update = res.removedInfo.removedPackage != null; 10111 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10112 boolean doRestore = !update 10113 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10114 10115 // Set up the post-install work request bookkeeping. This will be used 10116 // and cleaned up by the post-install event handling regardless of whether 10117 // there's a restore pass performed. Token values are >= 1. 10118 int token; 10119 if (mNextInstallToken < 0) mNextInstallToken = 1; 10120 token = mNextInstallToken++; 10121 10122 PostInstallData data = new PostInstallData(args, res); 10123 mRunningInstalls.put(token, data); 10124 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10125 10126 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10127 // Pass responsibility to the Backup Manager. It will perform a 10128 // restore if appropriate, then pass responsibility back to the 10129 // Package Manager to run the post-install observer callbacks 10130 // and broadcasts. 10131 IBackupManager bm = IBackupManager.Stub.asInterface( 10132 ServiceManager.getService(Context.BACKUP_SERVICE)); 10133 if (bm != null) { 10134 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10135 + " to BM for possible restore"); 10136 try { 10137 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10138 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10139 } else { 10140 doRestore = false; 10141 } 10142 } catch (RemoteException e) { 10143 // can't happen; the backup manager is local 10144 } catch (Exception e) { 10145 Slog.e(TAG, "Exception trying to enqueue restore", e); 10146 doRestore = false; 10147 } 10148 } else { 10149 Slog.e(TAG, "Backup Manager not found!"); 10150 doRestore = false; 10151 } 10152 } 10153 10154 if (!doRestore) { 10155 // No restore possible, or the Backup Manager was mysteriously not 10156 // available -- just fire the post-install work request directly. 10157 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10158 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10159 mHandler.sendMessage(msg); 10160 } 10161 } 10162 }); 10163 } 10164 10165 private abstract class HandlerParams { 10166 private static final int MAX_RETRIES = 4; 10167 10168 /** 10169 * Number of times startCopy() has been attempted and had a non-fatal 10170 * error. 10171 */ 10172 private int mRetries = 0; 10173 10174 /** User handle for the user requesting the information or installation. */ 10175 private final UserHandle mUser; 10176 10177 HandlerParams(UserHandle user) { 10178 mUser = user; 10179 } 10180 10181 UserHandle getUser() { 10182 return mUser; 10183 } 10184 10185 final boolean startCopy() { 10186 boolean res; 10187 try { 10188 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10189 10190 if (++mRetries > MAX_RETRIES) { 10191 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10192 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10193 handleServiceError(); 10194 return false; 10195 } else { 10196 handleStartCopy(); 10197 res = true; 10198 } 10199 } catch (RemoteException e) { 10200 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10201 mHandler.sendEmptyMessage(MCS_RECONNECT); 10202 res = false; 10203 } 10204 handleReturnCode(); 10205 return res; 10206 } 10207 10208 final void serviceError() { 10209 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10210 handleServiceError(); 10211 handleReturnCode(); 10212 } 10213 10214 abstract void handleStartCopy() throws RemoteException; 10215 abstract void handleServiceError(); 10216 abstract void handleReturnCode(); 10217 } 10218 10219 class MeasureParams extends HandlerParams { 10220 private final PackageStats mStats; 10221 private boolean mSuccess; 10222 10223 private final IPackageStatsObserver mObserver; 10224 10225 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10226 super(new UserHandle(stats.userHandle)); 10227 mObserver = observer; 10228 mStats = stats; 10229 } 10230 10231 @Override 10232 public String toString() { 10233 return "MeasureParams{" 10234 + Integer.toHexString(System.identityHashCode(this)) 10235 + " " + mStats.packageName + "}"; 10236 } 10237 10238 @Override 10239 void handleStartCopy() throws RemoteException { 10240 synchronized (mInstallLock) { 10241 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10242 } 10243 10244 if (mSuccess) { 10245 final boolean mounted; 10246 if (Environment.isExternalStorageEmulated()) { 10247 mounted = true; 10248 } else { 10249 final String status = Environment.getExternalStorageState(); 10250 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10251 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10252 } 10253 10254 if (mounted) { 10255 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10256 10257 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10258 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10259 10260 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10261 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10262 10263 // Always subtract cache size, since it's a subdirectory 10264 mStats.externalDataSize -= mStats.externalCacheSize; 10265 10266 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10267 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10268 10269 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10270 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10271 } 10272 } 10273 } 10274 10275 @Override 10276 void handleReturnCode() { 10277 if (mObserver != null) { 10278 try { 10279 mObserver.onGetStatsCompleted(mStats, mSuccess); 10280 } catch (RemoteException e) { 10281 Slog.i(TAG, "Observer no longer exists."); 10282 } 10283 } 10284 } 10285 10286 @Override 10287 void handleServiceError() { 10288 Slog.e(TAG, "Could not measure application " + mStats.packageName 10289 + " external storage"); 10290 } 10291 } 10292 10293 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10294 throws RemoteException { 10295 long result = 0; 10296 for (File path : paths) { 10297 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10298 } 10299 return result; 10300 } 10301 10302 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10303 for (File path : paths) { 10304 try { 10305 mcs.clearDirectory(path.getAbsolutePath()); 10306 } catch (RemoteException e) { 10307 } 10308 } 10309 } 10310 10311 static class OriginInfo { 10312 /** 10313 * Location where install is coming from, before it has been 10314 * copied/renamed into place. This could be a single monolithic APK 10315 * file, or a cluster directory. This location may be untrusted. 10316 */ 10317 final File file; 10318 final String cid; 10319 10320 /** 10321 * Flag indicating that {@link #file} or {@link #cid} has already been 10322 * staged, meaning downstream users don't need to defensively copy the 10323 * contents. 10324 */ 10325 final boolean staged; 10326 10327 /** 10328 * Flag indicating that {@link #file} or {@link #cid} is an already 10329 * installed app that is being moved. 10330 */ 10331 final boolean existing; 10332 10333 final String resolvedPath; 10334 final File resolvedFile; 10335 10336 static OriginInfo fromNothing() { 10337 return new OriginInfo(null, null, false, false); 10338 } 10339 10340 static OriginInfo fromUntrustedFile(File file) { 10341 return new OriginInfo(file, null, false, false); 10342 } 10343 10344 static OriginInfo fromExistingFile(File file) { 10345 return new OriginInfo(file, null, false, true); 10346 } 10347 10348 static OriginInfo fromStagedFile(File file) { 10349 return new OriginInfo(file, null, true, false); 10350 } 10351 10352 static OriginInfo fromStagedContainer(String cid) { 10353 return new OriginInfo(null, cid, true, false); 10354 } 10355 10356 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10357 this.file = file; 10358 this.cid = cid; 10359 this.staged = staged; 10360 this.existing = existing; 10361 10362 if (cid != null) { 10363 resolvedPath = PackageHelper.getSdDir(cid); 10364 resolvedFile = new File(resolvedPath); 10365 } else if (file != null) { 10366 resolvedPath = file.getAbsolutePath(); 10367 resolvedFile = file; 10368 } else { 10369 resolvedPath = null; 10370 resolvedFile = null; 10371 } 10372 } 10373 } 10374 10375 class MoveInfo { 10376 final int moveId; 10377 final String fromUuid; 10378 final String toUuid; 10379 final String packageName; 10380 final String dataAppName; 10381 final int appId; 10382 final String seinfo; 10383 10384 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10385 String dataAppName, int appId, String seinfo) { 10386 this.moveId = moveId; 10387 this.fromUuid = fromUuid; 10388 this.toUuid = toUuid; 10389 this.packageName = packageName; 10390 this.dataAppName = dataAppName; 10391 this.appId = appId; 10392 this.seinfo = seinfo; 10393 } 10394 } 10395 10396 class InstallParams extends HandlerParams { 10397 final OriginInfo origin; 10398 final MoveInfo move; 10399 final IPackageInstallObserver2 observer; 10400 int installFlags; 10401 final String installerPackageName; 10402 final String volumeUuid; 10403 final VerificationParams verificationParams; 10404 private InstallArgs mArgs; 10405 private int mRet; 10406 final String packageAbiOverride; 10407 final String[] grantedRuntimePermissions; 10408 10409 10410 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10411 int installFlags, String installerPackageName, String volumeUuid, 10412 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10413 String[] grantedPermissions) { 10414 super(user); 10415 this.origin = origin; 10416 this.move = move; 10417 this.observer = observer; 10418 this.installFlags = installFlags; 10419 this.installerPackageName = installerPackageName; 10420 this.volumeUuid = volumeUuid; 10421 this.verificationParams = verificationParams; 10422 this.packageAbiOverride = packageAbiOverride; 10423 this.grantedRuntimePermissions = grantedPermissions; 10424 } 10425 10426 @Override 10427 public String toString() { 10428 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10429 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10430 } 10431 10432 public ManifestDigest getManifestDigest() { 10433 if (verificationParams == null) { 10434 return null; 10435 } 10436 return verificationParams.getManifestDigest(); 10437 } 10438 10439 private int installLocationPolicy(PackageInfoLite pkgLite) { 10440 String packageName = pkgLite.packageName; 10441 int installLocation = pkgLite.installLocation; 10442 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10443 // reader 10444 synchronized (mPackages) { 10445 PackageParser.Package pkg = mPackages.get(packageName); 10446 if (pkg != null) { 10447 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10448 // Check for downgrading. 10449 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10450 try { 10451 checkDowngrade(pkg, pkgLite); 10452 } catch (PackageManagerException e) { 10453 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10454 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10455 } 10456 } 10457 // Check for updated system application. 10458 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10459 if (onSd) { 10460 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10461 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10462 } 10463 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10464 } else { 10465 if (onSd) { 10466 // Install flag overrides everything. 10467 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10468 } 10469 // If current upgrade specifies particular preference 10470 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10471 // Application explicitly specified internal. 10472 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10473 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10474 // App explictly prefers external. Let policy decide 10475 } else { 10476 // Prefer previous location 10477 if (isExternal(pkg)) { 10478 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10479 } 10480 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10481 } 10482 } 10483 } else { 10484 // Invalid install. Return error code 10485 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10486 } 10487 } 10488 } 10489 // All the special cases have been taken care of. 10490 // Return result based on recommended install location. 10491 if (onSd) { 10492 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10493 } 10494 return pkgLite.recommendedInstallLocation; 10495 } 10496 10497 /* 10498 * Invoke remote method to get package information and install 10499 * location values. Override install location based on default 10500 * policy if needed and then create install arguments based 10501 * on the install location. 10502 */ 10503 public void handleStartCopy() throws RemoteException { 10504 int ret = PackageManager.INSTALL_SUCCEEDED; 10505 10506 // If we're already staged, we've firmly committed to an install location 10507 if (origin.staged) { 10508 if (origin.file != null) { 10509 installFlags |= PackageManager.INSTALL_INTERNAL; 10510 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10511 } else if (origin.cid != null) { 10512 installFlags |= PackageManager.INSTALL_EXTERNAL; 10513 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10514 } else { 10515 throw new IllegalStateException("Invalid stage location"); 10516 } 10517 } 10518 10519 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10520 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10521 10522 PackageInfoLite pkgLite = null; 10523 10524 if (onInt && onSd) { 10525 // Check if both bits are set. 10526 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10527 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10528 } else { 10529 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10530 packageAbiOverride); 10531 10532 /* 10533 * If we have too little free space, try to free cache 10534 * before giving up. 10535 */ 10536 if (!origin.staged && pkgLite.recommendedInstallLocation 10537 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10538 // TODO: focus freeing disk space on the target device 10539 final StorageManager storage = StorageManager.from(mContext); 10540 final long lowThreshold = storage.getStorageLowBytes( 10541 Environment.getDataDirectory()); 10542 10543 final long sizeBytes = mContainerService.calculateInstalledSize( 10544 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10545 10546 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10547 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10548 installFlags, packageAbiOverride); 10549 } 10550 10551 /* 10552 * The cache free must have deleted the file we 10553 * downloaded to install. 10554 * 10555 * TODO: fix the "freeCache" call to not delete 10556 * the file we care about. 10557 */ 10558 if (pkgLite.recommendedInstallLocation 10559 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10560 pkgLite.recommendedInstallLocation 10561 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10562 } 10563 } 10564 } 10565 10566 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10567 int loc = pkgLite.recommendedInstallLocation; 10568 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10569 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10570 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10571 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10572 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10573 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10574 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10575 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10576 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10577 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10578 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10579 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10580 } else { 10581 // Override with defaults if needed. 10582 loc = installLocationPolicy(pkgLite); 10583 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10584 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10585 } else if (!onSd && !onInt) { 10586 // Override install location with flags 10587 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10588 // Set the flag to install on external media. 10589 installFlags |= PackageManager.INSTALL_EXTERNAL; 10590 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10591 } else { 10592 // Make sure the flag for installing on external 10593 // media is unset 10594 installFlags |= PackageManager.INSTALL_INTERNAL; 10595 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10596 } 10597 } 10598 } 10599 } 10600 10601 final InstallArgs args = createInstallArgs(this); 10602 mArgs = args; 10603 10604 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10605 /* 10606 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10607 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10608 */ 10609 int userIdentifier = getUser().getIdentifier(); 10610 if (userIdentifier == UserHandle.USER_ALL 10611 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10612 userIdentifier = UserHandle.USER_OWNER; 10613 } 10614 10615 /* 10616 * Determine if we have any installed package verifiers. If we 10617 * do, then we'll defer to them to verify the packages. 10618 */ 10619 final int requiredUid = mRequiredVerifierPackage == null ? -1 10620 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10621 if (!origin.existing && requiredUid != -1 10622 && isVerificationEnabled(userIdentifier, installFlags)) { 10623 final Intent verification = new Intent( 10624 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10625 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10626 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10627 PACKAGE_MIME_TYPE); 10628 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10629 10630 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10631 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10632 0 /* TODO: Which userId? */); 10633 10634 if (DEBUG_VERIFY) { 10635 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10636 + verification.toString() + " with " + pkgLite.verifiers.length 10637 + " optional verifiers"); 10638 } 10639 10640 final int verificationId = mPendingVerificationToken++; 10641 10642 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10643 10644 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10645 installerPackageName); 10646 10647 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10648 installFlags); 10649 10650 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10651 pkgLite.packageName); 10652 10653 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10654 pkgLite.versionCode); 10655 10656 if (verificationParams != null) { 10657 if (verificationParams.getVerificationURI() != null) { 10658 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10659 verificationParams.getVerificationURI()); 10660 } 10661 if (verificationParams.getOriginatingURI() != null) { 10662 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10663 verificationParams.getOriginatingURI()); 10664 } 10665 if (verificationParams.getReferrer() != null) { 10666 verification.putExtra(Intent.EXTRA_REFERRER, 10667 verificationParams.getReferrer()); 10668 } 10669 if (verificationParams.getOriginatingUid() >= 0) { 10670 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10671 verificationParams.getOriginatingUid()); 10672 } 10673 if (verificationParams.getInstallerUid() >= 0) { 10674 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10675 verificationParams.getInstallerUid()); 10676 } 10677 } 10678 10679 final PackageVerificationState verificationState = new PackageVerificationState( 10680 requiredUid, args); 10681 10682 mPendingVerification.append(verificationId, verificationState); 10683 10684 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10685 receivers, verificationState); 10686 10687 // Apps installed for "all" users use the device owner to verify the app 10688 UserHandle verifierUser = getUser(); 10689 if (verifierUser == UserHandle.ALL) { 10690 verifierUser = UserHandle.OWNER; 10691 } 10692 10693 /* 10694 * If any sufficient verifiers were listed in the package 10695 * manifest, attempt to ask them. 10696 */ 10697 if (sufficientVerifiers != null) { 10698 final int N = sufficientVerifiers.size(); 10699 if (N == 0) { 10700 Slog.i(TAG, "Additional verifiers required, but none installed."); 10701 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10702 } else { 10703 for (int i = 0; i < N; i++) { 10704 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10705 10706 final Intent sufficientIntent = new Intent(verification); 10707 sufficientIntent.setComponent(verifierComponent); 10708 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10709 } 10710 } 10711 } 10712 10713 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10714 mRequiredVerifierPackage, receivers); 10715 if (ret == PackageManager.INSTALL_SUCCEEDED 10716 && mRequiredVerifierPackage != null) { 10717 /* 10718 * Send the intent to the required verification agent, 10719 * but only start the verification timeout after the 10720 * target BroadcastReceivers have run. 10721 */ 10722 verification.setComponent(requiredVerifierComponent); 10723 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10724 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10725 new BroadcastReceiver() { 10726 @Override 10727 public void onReceive(Context context, Intent intent) { 10728 final Message msg = mHandler 10729 .obtainMessage(CHECK_PENDING_VERIFICATION); 10730 msg.arg1 = verificationId; 10731 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10732 } 10733 }, null, 0, null, null); 10734 10735 /* 10736 * We don't want the copy to proceed until verification 10737 * succeeds, so null out this field. 10738 */ 10739 mArgs = null; 10740 } 10741 } else { 10742 /* 10743 * No package verification is enabled, so immediately start 10744 * the remote call to initiate copy using temporary file. 10745 */ 10746 ret = args.copyApk(mContainerService, true); 10747 } 10748 } 10749 10750 mRet = ret; 10751 } 10752 10753 @Override 10754 void handleReturnCode() { 10755 // If mArgs is null, then MCS couldn't be reached. When it 10756 // reconnects, it will try again to install. At that point, this 10757 // will succeed. 10758 if (mArgs != null) { 10759 processPendingInstall(mArgs, mRet); 10760 } 10761 } 10762 10763 @Override 10764 void handleServiceError() { 10765 mArgs = createInstallArgs(this); 10766 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10767 } 10768 10769 public boolean isForwardLocked() { 10770 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10771 } 10772 } 10773 10774 /** 10775 * Used during creation of InstallArgs 10776 * 10777 * @param installFlags package installation flags 10778 * @return true if should be installed on external storage 10779 */ 10780 private static boolean installOnExternalAsec(int installFlags) { 10781 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10782 return false; 10783 } 10784 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10785 return true; 10786 } 10787 return false; 10788 } 10789 10790 /** 10791 * Used during creation of InstallArgs 10792 * 10793 * @param installFlags package installation flags 10794 * @return true if should be installed as forward locked 10795 */ 10796 private static boolean installForwardLocked(int installFlags) { 10797 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10798 } 10799 10800 private InstallArgs createInstallArgs(InstallParams params) { 10801 if (params.move != null) { 10802 return new MoveInstallArgs(params); 10803 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10804 return new AsecInstallArgs(params); 10805 } else { 10806 return new FileInstallArgs(params); 10807 } 10808 } 10809 10810 /** 10811 * Create args that describe an existing installed package. Typically used 10812 * when cleaning up old installs, or used as a move source. 10813 */ 10814 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10815 String resourcePath, String[] instructionSets) { 10816 final boolean isInAsec; 10817 if (installOnExternalAsec(installFlags)) { 10818 /* Apps on SD card are always in ASEC containers. */ 10819 isInAsec = true; 10820 } else if (installForwardLocked(installFlags) 10821 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10822 /* 10823 * Forward-locked apps are only in ASEC containers if they're the 10824 * new style 10825 */ 10826 isInAsec = true; 10827 } else { 10828 isInAsec = false; 10829 } 10830 10831 if (isInAsec) { 10832 return new AsecInstallArgs(codePath, instructionSets, 10833 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10834 } else { 10835 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10836 } 10837 } 10838 10839 static abstract class InstallArgs { 10840 /** @see InstallParams#origin */ 10841 final OriginInfo origin; 10842 /** @see InstallParams#move */ 10843 final MoveInfo move; 10844 10845 final IPackageInstallObserver2 observer; 10846 // Always refers to PackageManager flags only 10847 final int installFlags; 10848 final String installerPackageName; 10849 final String volumeUuid; 10850 final ManifestDigest manifestDigest; 10851 final UserHandle user; 10852 final String abiOverride; 10853 final String[] installGrantPermissions; 10854 10855 // The list of instruction sets supported by this app. This is currently 10856 // only used during the rmdex() phase to clean up resources. We can get rid of this 10857 // if we move dex files under the common app path. 10858 /* nullable */ String[] instructionSets; 10859 10860 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10861 int installFlags, String installerPackageName, String volumeUuid, 10862 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10863 String abiOverride, String[] installGrantPermissions) { 10864 this.origin = origin; 10865 this.move = move; 10866 this.installFlags = installFlags; 10867 this.observer = observer; 10868 this.installerPackageName = installerPackageName; 10869 this.volumeUuid = volumeUuid; 10870 this.manifestDigest = manifestDigest; 10871 this.user = user; 10872 this.instructionSets = instructionSets; 10873 this.abiOverride = abiOverride; 10874 this.installGrantPermissions = installGrantPermissions; 10875 } 10876 10877 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10878 abstract int doPreInstall(int status); 10879 10880 /** 10881 * Rename package into final resting place. All paths on the given 10882 * scanned package should be updated to reflect the rename. 10883 */ 10884 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10885 abstract int doPostInstall(int status, int uid); 10886 10887 /** @see PackageSettingBase#codePathString */ 10888 abstract String getCodePath(); 10889 /** @see PackageSettingBase#resourcePathString */ 10890 abstract String getResourcePath(); 10891 10892 // Need installer lock especially for dex file removal. 10893 abstract void cleanUpResourcesLI(); 10894 abstract boolean doPostDeleteLI(boolean delete); 10895 10896 /** 10897 * Called before the source arguments are copied. This is used mostly 10898 * for MoveParams when it needs to read the source file to put it in the 10899 * destination. 10900 */ 10901 int doPreCopy() { 10902 return PackageManager.INSTALL_SUCCEEDED; 10903 } 10904 10905 /** 10906 * Called after the source arguments are copied. This is used mostly for 10907 * MoveParams when it needs to read the source file to put it in the 10908 * destination. 10909 * 10910 * @return 10911 */ 10912 int doPostCopy(int uid) { 10913 return PackageManager.INSTALL_SUCCEEDED; 10914 } 10915 10916 protected boolean isFwdLocked() { 10917 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10918 } 10919 10920 protected boolean isExternalAsec() { 10921 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10922 } 10923 10924 UserHandle getUser() { 10925 return user; 10926 } 10927 } 10928 10929 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10930 if (!allCodePaths.isEmpty()) { 10931 if (instructionSets == null) { 10932 throw new IllegalStateException("instructionSet == null"); 10933 } 10934 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10935 for (String codePath : allCodePaths) { 10936 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10937 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10938 if (retCode < 0) { 10939 Slog.w(TAG, "Couldn't remove dex file for package: " 10940 + " at location " + codePath + ", retcode=" + retCode); 10941 // we don't consider this to be a failure of the core package deletion 10942 } 10943 } 10944 } 10945 } 10946 } 10947 10948 /** 10949 * Logic to handle installation of non-ASEC applications, including copying 10950 * and renaming logic. 10951 */ 10952 class FileInstallArgs extends InstallArgs { 10953 private File codeFile; 10954 private File resourceFile; 10955 10956 // Example topology: 10957 // /data/app/com.example/base.apk 10958 // /data/app/com.example/split_foo.apk 10959 // /data/app/com.example/lib/arm/libfoo.so 10960 // /data/app/com.example/lib/arm64/libfoo.so 10961 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10962 10963 /** New install */ 10964 FileInstallArgs(InstallParams params) { 10965 super(params.origin, params.move, params.observer, params.installFlags, 10966 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10967 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 10968 params.grantedRuntimePermissions); 10969 if (isFwdLocked()) { 10970 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10971 } 10972 } 10973 10974 /** Existing install */ 10975 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10976 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10977 null, null); 10978 this.codeFile = (codePath != null) ? new File(codePath) : null; 10979 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10980 } 10981 10982 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10983 if (origin.staged) { 10984 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10985 codeFile = origin.file; 10986 resourceFile = origin.file; 10987 return PackageManager.INSTALL_SUCCEEDED; 10988 } 10989 10990 try { 10991 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10992 codeFile = tempDir; 10993 resourceFile = tempDir; 10994 } catch (IOException e) { 10995 Slog.w(TAG, "Failed to create copy file: " + e); 10996 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10997 } 10998 10999 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11000 @Override 11001 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11002 if (!FileUtils.isValidExtFilename(name)) { 11003 throw new IllegalArgumentException("Invalid filename: " + name); 11004 } 11005 try { 11006 final File file = new File(codeFile, name); 11007 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11008 O_RDWR | O_CREAT, 0644); 11009 Os.chmod(file.getAbsolutePath(), 0644); 11010 return new ParcelFileDescriptor(fd); 11011 } catch (ErrnoException e) { 11012 throw new RemoteException("Failed to open: " + e.getMessage()); 11013 } 11014 } 11015 }; 11016 11017 int ret = PackageManager.INSTALL_SUCCEEDED; 11018 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11019 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11020 Slog.e(TAG, "Failed to copy package"); 11021 return ret; 11022 } 11023 11024 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11025 NativeLibraryHelper.Handle handle = null; 11026 try { 11027 handle = NativeLibraryHelper.Handle.create(codeFile); 11028 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11029 abiOverride); 11030 } catch (IOException e) { 11031 Slog.e(TAG, "Copying native libraries failed", e); 11032 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11033 } finally { 11034 IoUtils.closeQuietly(handle); 11035 } 11036 11037 return ret; 11038 } 11039 11040 int doPreInstall(int status) { 11041 if (status != PackageManager.INSTALL_SUCCEEDED) { 11042 cleanUp(); 11043 } 11044 return status; 11045 } 11046 11047 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11048 if (status != PackageManager.INSTALL_SUCCEEDED) { 11049 cleanUp(); 11050 return false; 11051 } 11052 11053 final File targetDir = codeFile.getParentFile(); 11054 final File beforeCodeFile = codeFile; 11055 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11056 11057 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11058 try { 11059 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11060 } catch (ErrnoException e) { 11061 Slog.w(TAG, "Failed to rename", e); 11062 return false; 11063 } 11064 11065 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11066 Slog.w(TAG, "Failed to restorecon"); 11067 return false; 11068 } 11069 11070 // Reflect the rename internally 11071 codeFile = afterCodeFile; 11072 resourceFile = afterCodeFile; 11073 11074 // Reflect the rename in scanned details 11075 pkg.codePath = afterCodeFile.getAbsolutePath(); 11076 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11077 pkg.baseCodePath); 11078 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11079 pkg.splitCodePaths); 11080 11081 // Reflect the rename in app info 11082 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11083 pkg.applicationInfo.setCodePath(pkg.codePath); 11084 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11085 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11086 pkg.applicationInfo.setResourcePath(pkg.codePath); 11087 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11088 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11089 11090 return true; 11091 } 11092 11093 int doPostInstall(int status, int uid) { 11094 if (status != PackageManager.INSTALL_SUCCEEDED) { 11095 cleanUp(); 11096 } 11097 return status; 11098 } 11099 11100 @Override 11101 String getCodePath() { 11102 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11103 } 11104 11105 @Override 11106 String getResourcePath() { 11107 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11108 } 11109 11110 private boolean cleanUp() { 11111 if (codeFile == null || !codeFile.exists()) { 11112 return false; 11113 } 11114 11115 if (codeFile.isDirectory()) { 11116 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11117 } else { 11118 codeFile.delete(); 11119 } 11120 11121 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11122 resourceFile.delete(); 11123 } 11124 11125 return true; 11126 } 11127 11128 void cleanUpResourcesLI() { 11129 // Try enumerating all code paths before deleting 11130 List<String> allCodePaths = Collections.EMPTY_LIST; 11131 if (codeFile != null && codeFile.exists()) { 11132 try { 11133 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11134 allCodePaths = pkg.getAllCodePaths(); 11135 } catch (PackageParserException e) { 11136 // Ignored; we tried our best 11137 } 11138 } 11139 11140 cleanUp(); 11141 removeDexFiles(allCodePaths, instructionSets); 11142 } 11143 11144 boolean doPostDeleteLI(boolean delete) { 11145 // XXX err, shouldn't we respect the delete flag? 11146 cleanUpResourcesLI(); 11147 return true; 11148 } 11149 } 11150 11151 private boolean isAsecExternal(String cid) { 11152 final String asecPath = PackageHelper.getSdFilesystem(cid); 11153 return !asecPath.startsWith(mAsecInternalPath); 11154 } 11155 11156 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11157 PackageManagerException { 11158 if (copyRet < 0) { 11159 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11160 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11161 throw new PackageManagerException(copyRet, message); 11162 } 11163 } 11164 } 11165 11166 /** 11167 * Extract the MountService "container ID" from the full code path of an 11168 * .apk. 11169 */ 11170 static String cidFromCodePath(String fullCodePath) { 11171 int eidx = fullCodePath.lastIndexOf("/"); 11172 String subStr1 = fullCodePath.substring(0, eidx); 11173 int sidx = subStr1.lastIndexOf("/"); 11174 return subStr1.substring(sidx+1, eidx); 11175 } 11176 11177 /** 11178 * Logic to handle installation of ASEC applications, including copying and 11179 * renaming logic. 11180 */ 11181 class AsecInstallArgs extends InstallArgs { 11182 static final String RES_FILE_NAME = "pkg.apk"; 11183 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11184 11185 String cid; 11186 String packagePath; 11187 String resourcePath; 11188 11189 /** New install */ 11190 AsecInstallArgs(InstallParams params) { 11191 super(params.origin, params.move, params.observer, params.installFlags, 11192 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11193 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11194 params.grantedRuntimePermissions); 11195 } 11196 11197 /** Existing install */ 11198 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11199 boolean isExternal, boolean isForwardLocked) { 11200 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11201 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11202 instructionSets, null, null); 11203 // Hackily pretend we're still looking at a full code path 11204 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11205 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11206 } 11207 11208 // Extract cid from fullCodePath 11209 int eidx = fullCodePath.lastIndexOf("/"); 11210 String subStr1 = fullCodePath.substring(0, eidx); 11211 int sidx = subStr1.lastIndexOf("/"); 11212 cid = subStr1.substring(sidx+1, eidx); 11213 setMountPath(subStr1); 11214 } 11215 11216 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11217 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11218 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11219 instructionSets, null, null); 11220 this.cid = cid; 11221 setMountPath(PackageHelper.getSdDir(cid)); 11222 } 11223 11224 void createCopyFile() { 11225 cid = mInstallerService.allocateExternalStageCidLegacy(); 11226 } 11227 11228 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11229 if (origin.staged) { 11230 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11231 cid = origin.cid; 11232 setMountPath(PackageHelper.getSdDir(cid)); 11233 return PackageManager.INSTALL_SUCCEEDED; 11234 } 11235 11236 if (temp) { 11237 createCopyFile(); 11238 } else { 11239 /* 11240 * Pre-emptively destroy the container since it's destroyed if 11241 * copying fails due to it existing anyway. 11242 */ 11243 PackageHelper.destroySdDir(cid); 11244 } 11245 11246 final String newMountPath = imcs.copyPackageToContainer( 11247 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11248 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11249 11250 if (newMountPath != null) { 11251 setMountPath(newMountPath); 11252 return PackageManager.INSTALL_SUCCEEDED; 11253 } else { 11254 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11255 } 11256 } 11257 11258 @Override 11259 String getCodePath() { 11260 return packagePath; 11261 } 11262 11263 @Override 11264 String getResourcePath() { 11265 return resourcePath; 11266 } 11267 11268 int doPreInstall(int status) { 11269 if (status != PackageManager.INSTALL_SUCCEEDED) { 11270 // Destroy container 11271 PackageHelper.destroySdDir(cid); 11272 } else { 11273 boolean mounted = PackageHelper.isContainerMounted(cid); 11274 if (!mounted) { 11275 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11276 Process.SYSTEM_UID); 11277 if (newMountPath != null) { 11278 setMountPath(newMountPath); 11279 } else { 11280 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11281 } 11282 } 11283 } 11284 return status; 11285 } 11286 11287 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11288 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11289 String newMountPath = null; 11290 if (PackageHelper.isContainerMounted(cid)) { 11291 // Unmount the container 11292 if (!PackageHelper.unMountSdDir(cid)) { 11293 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11294 return false; 11295 } 11296 } 11297 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11298 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11299 " which might be stale. Will try to clean up."); 11300 // Clean up the stale container and proceed to recreate. 11301 if (!PackageHelper.destroySdDir(newCacheId)) { 11302 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11303 return false; 11304 } 11305 // Successfully cleaned up stale container. Try to rename again. 11306 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11307 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11308 + " inspite of cleaning it up."); 11309 return false; 11310 } 11311 } 11312 if (!PackageHelper.isContainerMounted(newCacheId)) { 11313 Slog.w(TAG, "Mounting container " + newCacheId); 11314 newMountPath = PackageHelper.mountSdDir(newCacheId, 11315 getEncryptKey(), Process.SYSTEM_UID); 11316 } else { 11317 newMountPath = PackageHelper.getSdDir(newCacheId); 11318 } 11319 if (newMountPath == null) { 11320 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11321 return false; 11322 } 11323 Log.i(TAG, "Succesfully renamed " + cid + 11324 " to " + newCacheId + 11325 " at new path: " + newMountPath); 11326 cid = newCacheId; 11327 11328 final File beforeCodeFile = new File(packagePath); 11329 setMountPath(newMountPath); 11330 final File afterCodeFile = new File(packagePath); 11331 11332 // Reflect the rename in scanned details 11333 pkg.codePath = afterCodeFile.getAbsolutePath(); 11334 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11335 pkg.baseCodePath); 11336 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11337 pkg.splitCodePaths); 11338 11339 // Reflect the rename in app info 11340 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11341 pkg.applicationInfo.setCodePath(pkg.codePath); 11342 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11343 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11344 pkg.applicationInfo.setResourcePath(pkg.codePath); 11345 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11346 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11347 11348 return true; 11349 } 11350 11351 private void setMountPath(String mountPath) { 11352 final File mountFile = new File(mountPath); 11353 11354 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11355 if (monolithicFile.exists()) { 11356 packagePath = monolithicFile.getAbsolutePath(); 11357 if (isFwdLocked()) { 11358 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11359 } else { 11360 resourcePath = packagePath; 11361 } 11362 } else { 11363 packagePath = mountFile.getAbsolutePath(); 11364 resourcePath = packagePath; 11365 } 11366 } 11367 11368 int doPostInstall(int status, int uid) { 11369 if (status != PackageManager.INSTALL_SUCCEEDED) { 11370 cleanUp(); 11371 } else { 11372 final int groupOwner; 11373 final String protectedFile; 11374 if (isFwdLocked()) { 11375 groupOwner = UserHandle.getSharedAppGid(uid); 11376 protectedFile = RES_FILE_NAME; 11377 } else { 11378 groupOwner = -1; 11379 protectedFile = null; 11380 } 11381 11382 if (uid < Process.FIRST_APPLICATION_UID 11383 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11384 Slog.e(TAG, "Failed to finalize " + cid); 11385 PackageHelper.destroySdDir(cid); 11386 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11387 } 11388 11389 boolean mounted = PackageHelper.isContainerMounted(cid); 11390 if (!mounted) { 11391 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11392 } 11393 } 11394 return status; 11395 } 11396 11397 private void cleanUp() { 11398 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11399 11400 // Destroy secure container 11401 PackageHelper.destroySdDir(cid); 11402 } 11403 11404 private List<String> getAllCodePaths() { 11405 final File codeFile = new File(getCodePath()); 11406 if (codeFile != null && codeFile.exists()) { 11407 try { 11408 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11409 return pkg.getAllCodePaths(); 11410 } catch (PackageParserException e) { 11411 // Ignored; we tried our best 11412 } 11413 } 11414 return Collections.EMPTY_LIST; 11415 } 11416 11417 void cleanUpResourcesLI() { 11418 // Enumerate all code paths before deleting 11419 cleanUpResourcesLI(getAllCodePaths()); 11420 } 11421 11422 private void cleanUpResourcesLI(List<String> allCodePaths) { 11423 cleanUp(); 11424 removeDexFiles(allCodePaths, instructionSets); 11425 } 11426 11427 String getPackageName() { 11428 return getAsecPackageName(cid); 11429 } 11430 11431 boolean doPostDeleteLI(boolean delete) { 11432 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11433 final List<String> allCodePaths = getAllCodePaths(); 11434 boolean mounted = PackageHelper.isContainerMounted(cid); 11435 if (mounted) { 11436 // Unmount first 11437 if (PackageHelper.unMountSdDir(cid)) { 11438 mounted = false; 11439 } 11440 } 11441 if (!mounted && delete) { 11442 cleanUpResourcesLI(allCodePaths); 11443 } 11444 return !mounted; 11445 } 11446 11447 @Override 11448 int doPreCopy() { 11449 if (isFwdLocked()) { 11450 if (!PackageHelper.fixSdPermissions(cid, 11451 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11452 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11453 } 11454 } 11455 11456 return PackageManager.INSTALL_SUCCEEDED; 11457 } 11458 11459 @Override 11460 int doPostCopy(int uid) { 11461 if (isFwdLocked()) { 11462 if (uid < Process.FIRST_APPLICATION_UID 11463 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11464 RES_FILE_NAME)) { 11465 Slog.e(TAG, "Failed to finalize " + cid); 11466 PackageHelper.destroySdDir(cid); 11467 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11468 } 11469 } 11470 11471 return PackageManager.INSTALL_SUCCEEDED; 11472 } 11473 } 11474 11475 /** 11476 * Logic to handle movement of existing installed applications. 11477 */ 11478 class MoveInstallArgs extends InstallArgs { 11479 private File codeFile; 11480 private File resourceFile; 11481 11482 /** New install */ 11483 MoveInstallArgs(InstallParams params) { 11484 super(params.origin, params.move, params.observer, params.installFlags, 11485 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11486 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11487 params.grantedRuntimePermissions); 11488 } 11489 11490 int copyApk(IMediaContainerService imcs, boolean temp) { 11491 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11492 + move.fromUuid + " to " + move.toUuid); 11493 synchronized (mInstaller) { 11494 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11495 move.dataAppName, move.appId, move.seinfo) != 0) { 11496 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11497 } 11498 } 11499 11500 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11501 resourceFile = codeFile; 11502 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11503 11504 return PackageManager.INSTALL_SUCCEEDED; 11505 } 11506 11507 int doPreInstall(int status) { 11508 if (status != PackageManager.INSTALL_SUCCEEDED) { 11509 cleanUp(move.toUuid); 11510 } 11511 return status; 11512 } 11513 11514 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11515 if (status != PackageManager.INSTALL_SUCCEEDED) { 11516 cleanUp(move.toUuid); 11517 return false; 11518 } 11519 11520 // Reflect the move in app info 11521 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11522 pkg.applicationInfo.setCodePath(pkg.codePath); 11523 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11524 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11525 pkg.applicationInfo.setResourcePath(pkg.codePath); 11526 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11527 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11528 11529 return true; 11530 } 11531 11532 int doPostInstall(int status, int uid) { 11533 if (status == PackageManager.INSTALL_SUCCEEDED) { 11534 cleanUp(move.fromUuid); 11535 } else { 11536 cleanUp(move.toUuid); 11537 } 11538 return status; 11539 } 11540 11541 @Override 11542 String getCodePath() { 11543 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11544 } 11545 11546 @Override 11547 String getResourcePath() { 11548 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11549 } 11550 11551 private boolean cleanUp(String volumeUuid) { 11552 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11553 move.dataAppName); 11554 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11555 synchronized (mInstallLock) { 11556 // Clean up both app data and code 11557 removeDataDirsLI(volumeUuid, move.packageName); 11558 if (codeFile.isDirectory()) { 11559 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11560 } else { 11561 codeFile.delete(); 11562 } 11563 } 11564 return true; 11565 } 11566 11567 void cleanUpResourcesLI() { 11568 throw new UnsupportedOperationException(); 11569 } 11570 11571 boolean doPostDeleteLI(boolean delete) { 11572 throw new UnsupportedOperationException(); 11573 } 11574 } 11575 11576 static String getAsecPackageName(String packageCid) { 11577 int idx = packageCid.lastIndexOf("-"); 11578 if (idx == -1) { 11579 return packageCid; 11580 } 11581 return packageCid.substring(0, idx); 11582 } 11583 11584 // Utility method used to create code paths based on package name and available index. 11585 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11586 String idxStr = ""; 11587 int idx = 1; 11588 // Fall back to default value of idx=1 if prefix is not 11589 // part of oldCodePath 11590 if (oldCodePath != null) { 11591 String subStr = oldCodePath; 11592 // Drop the suffix right away 11593 if (suffix != null && subStr.endsWith(suffix)) { 11594 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11595 } 11596 // If oldCodePath already contains prefix find out the 11597 // ending index to either increment or decrement. 11598 int sidx = subStr.lastIndexOf(prefix); 11599 if (sidx != -1) { 11600 subStr = subStr.substring(sidx + prefix.length()); 11601 if (subStr != null) { 11602 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11603 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11604 } 11605 try { 11606 idx = Integer.parseInt(subStr); 11607 if (idx <= 1) { 11608 idx++; 11609 } else { 11610 idx--; 11611 } 11612 } catch(NumberFormatException e) { 11613 } 11614 } 11615 } 11616 } 11617 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11618 return prefix + idxStr; 11619 } 11620 11621 private File getNextCodePath(File targetDir, String packageName) { 11622 int suffix = 1; 11623 File result; 11624 do { 11625 result = new File(targetDir, packageName + "-" + suffix); 11626 suffix++; 11627 } while (result.exists()); 11628 return result; 11629 } 11630 11631 // Utility method that returns the relative package path with respect 11632 // to the installation directory. Like say for /data/data/com.test-1.apk 11633 // string com.test-1 is returned. 11634 static String deriveCodePathName(String codePath) { 11635 if (codePath == null) { 11636 return null; 11637 } 11638 final File codeFile = new File(codePath); 11639 final String name = codeFile.getName(); 11640 if (codeFile.isDirectory()) { 11641 return name; 11642 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11643 final int lastDot = name.lastIndexOf('.'); 11644 return name.substring(0, lastDot); 11645 } else { 11646 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11647 return null; 11648 } 11649 } 11650 11651 class PackageInstalledInfo { 11652 String name; 11653 int uid; 11654 // The set of users that originally had this package installed. 11655 int[] origUsers; 11656 // The set of users that now have this package installed. 11657 int[] newUsers; 11658 PackageParser.Package pkg; 11659 int returnCode; 11660 String returnMsg; 11661 PackageRemovedInfo removedInfo; 11662 11663 public void setError(int code, String msg) { 11664 returnCode = code; 11665 returnMsg = msg; 11666 Slog.w(TAG, msg); 11667 } 11668 11669 public void setError(String msg, PackageParserException e) { 11670 returnCode = e.error; 11671 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11672 Slog.w(TAG, msg, e); 11673 } 11674 11675 public void setError(String msg, PackageManagerException e) { 11676 returnCode = e.error; 11677 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11678 Slog.w(TAG, msg, e); 11679 } 11680 11681 // In some error cases we want to convey more info back to the observer 11682 String origPackage; 11683 String origPermission; 11684 } 11685 11686 /* 11687 * Install a non-existing package. 11688 */ 11689 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11690 UserHandle user, String installerPackageName, String volumeUuid, 11691 PackageInstalledInfo res) { 11692 // Remember this for later, in case we need to rollback this install 11693 String pkgName = pkg.packageName; 11694 11695 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11696 final boolean dataDirExists = Environment 11697 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11698 synchronized(mPackages) { 11699 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11700 // A package with the same name is already installed, though 11701 // it has been renamed to an older name. The package we 11702 // are trying to install should be installed as an update to 11703 // the existing one, but that has not been requested, so bail. 11704 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11705 + " without first uninstalling package running as " 11706 + mSettings.mRenamedPackages.get(pkgName)); 11707 return; 11708 } 11709 if (mPackages.containsKey(pkgName)) { 11710 // Don't allow installation over an existing package with the same name. 11711 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11712 + " without first uninstalling."); 11713 return; 11714 } 11715 } 11716 11717 try { 11718 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11719 System.currentTimeMillis(), user); 11720 11721 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11722 // delete the partially installed application. the data directory will have to be 11723 // restored if it was already existing 11724 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11725 // remove package from internal structures. Note that we want deletePackageX to 11726 // delete the package data and cache directories that it created in 11727 // scanPackageLocked, unless those directories existed before we even tried to 11728 // install. 11729 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11730 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11731 res.removedInfo, true); 11732 } 11733 11734 } catch (PackageManagerException e) { 11735 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11736 } 11737 } 11738 11739 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11740 // Can't rotate keys during boot or if sharedUser. 11741 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11742 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11743 return false; 11744 } 11745 // app is using upgradeKeySets; make sure all are valid 11746 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11747 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11748 for (int i = 0; i < upgradeKeySets.length; i++) { 11749 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11750 Slog.wtf(TAG, "Package " 11751 + (oldPs.name != null ? oldPs.name : "<null>") 11752 + " contains upgrade-key-set reference to unknown key-set: " 11753 + upgradeKeySets[i] 11754 + " reverting to signatures check."); 11755 return false; 11756 } 11757 } 11758 return true; 11759 } 11760 11761 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11762 // Upgrade keysets are being used. Determine if new package has a superset of the 11763 // required keys. 11764 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11765 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11766 for (int i = 0; i < upgradeKeySets.length; i++) { 11767 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11768 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11769 return true; 11770 } 11771 } 11772 return false; 11773 } 11774 11775 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11776 UserHandle user, String installerPackageName, String volumeUuid, 11777 PackageInstalledInfo res) { 11778 final PackageParser.Package oldPackage; 11779 final String pkgName = pkg.packageName; 11780 final int[] allUsers; 11781 final boolean[] perUserInstalled; 11782 11783 // First find the old package info and check signatures 11784 synchronized(mPackages) { 11785 oldPackage = mPackages.get(pkgName); 11786 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11787 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11788 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11789 if(!checkUpgradeKeySetLP(ps, pkg)) { 11790 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11791 "New package not signed by keys specified by upgrade-keysets: " 11792 + pkgName); 11793 return; 11794 } 11795 } else { 11796 // default to original signature matching 11797 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11798 != PackageManager.SIGNATURE_MATCH) { 11799 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11800 "New package has a different signature: " + pkgName); 11801 return; 11802 } 11803 } 11804 11805 // In case of rollback, remember per-user/profile install state 11806 allUsers = sUserManager.getUserIds(); 11807 perUserInstalled = new boolean[allUsers.length]; 11808 for (int i = 0; i < allUsers.length; i++) { 11809 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11810 } 11811 } 11812 11813 boolean sysPkg = (isSystemApp(oldPackage)); 11814 if (sysPkg) { 11815 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11816 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11817 } else { 11818 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11819 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11820 } 11821 } 11822 11823 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11824 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11825 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11826 String volumeUuid, PackageInstalledInfo res) { 11827 String pkgName = deletedPackage.packageName; 11828 boolean deletedPkg = true; 11829 boolean updatedSettings = false; 11830 11831 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11832 + deletedPackage); 11833 long origUpdateTime; 11834 if (pkg.mExtras != null) { 11835 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11836 } else { 11837 origUpdateTime = 0; 11838 } 11839 11840 // First delete the existing package while retaining the data directory 11841 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11842 res.removedInfo, true)) { 11843 // If the existing package wasn't successfully deleted 11844 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11845 deletedPkg = false; 11846 } else { 11847 // Successfully deleted the old package; proceed with replace. 11848 11849 // If deleted package lived in a container, give users a chance to 11850 // relinquish resources before killing. 11851 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11852 if (DEBUG_INSTALL) { 11853 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11854 } 11855 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11856 final ArrayList<String> pkgList = new ArrayList<String>(1); 11857 pkgList.add(deletedPackage.applicationInfo.packageName); 11858 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11859 } 11860 11861 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11862 try { 11863 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11864 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11865 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11866 perUserInstalled, res, user); 11867 updatedSettings = true; 11868 } catch (PackageManagerException e) { 11869 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11870 } 11871 } 11872 11873 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11874 // remove package from internal structures. Note that we want deletePackageX to 11875 // delete the package data and cache directories that it created in 11876 // scanPackageLocked, unless those directories existed before we even tried to 11877 // install. 11878 if(updatedSettings) { 11879 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11880 deletePackageLI( 11881 pkgName, null, true, allUsers, perUserInstalled, 11882 PackageManager.DELETE_KEEP_DATA, 11883 res.removedInfo, true); 11884 } 11885 // Since we failed to install the new package we need to restore the old 11886 // package that we deleted. 11887 if (deletedPkg) { 11888 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11889 File restoreFile = new File(deletedPackage.codePath); 11890 // Parse old package 11891 boolean oldExternal = isExternal(deletedPackage); 11892 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11893 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11894 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11895 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11896 try { 11897 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11898 } catch (PackageManagerException e) { 11899 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11900 + e.getMessage()); 11901 return; 11902 } 11903 // Restore of old package succeeded. Update permissions. 11904 // writer 11905 synchronized (mPackages) { 11906 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11907 UPDATE_PERMISSIONS_ALL); 11908 // can downgrade to reader 11909 mSettings.writeLPr(); 11910 } 11911 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11912 } 11913 } 11914 } 11915 11916 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11917 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11918 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11919 String volumeUuid, PackageInstalledInfo res) { 11920 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11921 + ", old=" + deletedPackage); 11922 boolean disabledSystem = false; 11923 boolean updatedSettings = false; 11924 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11925 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11926 != 0) { 11927 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11928 } 11929 String packageName = deletedPackage.packageName; 11930 if (packageName == null) { 11931 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11932 "Attempt to delete null packageName."); 11933 return; 11934 } 11935 PackageParser.Package oldPkg; 11936 PackageSetting oldPkgSetting; 11937 // reader 11938 synchronized (mPackages) { 11939 oldPkg = mPackages.get(packageName); 11940 oldPkgSetting = mSettings.mPackages.get(packageName); 11941 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11942 (oldPkgSetting == null)) { 11943 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11944 "Couldn't find package:" + packageName + " information"); 11945 return; 11946 } 11947 } 11948 11949 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 11950 11951 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11952 res.removedInfo.removedPackage = packageName; 11953 // Remove existing system package 11954 removePackageLI(oldPkgSetting, true); 11955 // writer 11956 synchronized (mPackages) { 11957 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11958 if (!disabledSystem && deletedPackage != null) { 11959 // We didn't need to disable the .apk as a current system package, 11960 // which means we are replacing another update that is already 11961 // installed. We need to make sure to delete the older one's .apk. 11962 res.removedInfo.args = createInstallArgsForExisting(0, 11963 deletedPackage.applicationInfo.getCodePath(), 11964 deletedPackage.applicationInfo.getResourcePath(), 11965 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11966 } else { 11967 res.removedInfo.args = null; 11968 } 11969 } 11970 11971 // Successfully disabled the old package. Now proceed with re-installation 11972 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11973 11974 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11975 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11976 11977 PackageParser.Package newPackage = null; 11978 try { 11979 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11980 if (newPackage.mExtras != null) { 11981 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11982 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11983 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11984 11985 // is the update attempting to change shared user? that isn't going to work... 11986 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11987 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11988 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11989 + " to " + newPkgSetting.sharedUser); 11990 updatedSettings = true; 11991 } 11992 } 11993 11994 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11995 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11996 perUserInstalled, res, user); 11997 updatedSettings = true; 11998 } 11999 12000 } catch (PackageManagerException e) { 12001 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12002 } 12003 12004 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12005 // Re installation failed. Restore old information 12006 // Remove new pkg information 12007 if (newPackage != null) { 12008 removeInstalledPackageLI(newPackage, true); 12009 } 12010 // Add back the old system package 12011 try { 12012 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12013 } catch (PackageManagerException e) { 12014 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12015 } 12016 // Restore the old system information in Settings 12017 synchronized (mPackages) { 12018 if (disabledSystem) { 12019 mSettings.enableSystemPackageLPw(packageName); 12020 } 12021 if (updatedSettings) { 12022 mSettings.setInstallerPackageName(packageName, 12023 oldPkgSetting.installerPackageName); 12024 } 12025 mSettings.writeLPr(); 12026 } 12027 } 12028 } 12029 12030 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12031 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12032 UserHandle user) { 12033 String pkgName = newPackage.packageName; 12034 synchronized (mPackages) { 12035 //write settings. the installStatus will be incomplete at this stage. 12036 //note that the new package setting would have already been 12037 //added to mPackages. It hasn't been persisted yet. 12038 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12039 mSettings.writeLPr(); 12040 } 12041 12042 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12043 12044 synchronized (mPackages) { 12045 updatePermissionsLPw(newPackage.packageName, newPackage, 12046 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12047 ? UPDATE_PERMISSIONS_ALL : 0)); 12048 // For system-bundled packages, we assume that installing an upgraded version 12049 // of the package implies that the user actually wants to run that new code, 12050 // so we enable the package. 12051 PackageSetting ps = mSettings.mPackages.get(pkgName); 12052 if (ps != null) { 12053 if (isSystemApp(newPackage)) { 12054 // NB: implicit assumption that system package upgrades apply to all users 12055 if (DEBUG_INSTALL) { 12056 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12057 } 12058 if (res.origUsers != null) { 12059 for (int userHandle : res.origUsers) { 12060 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12061 userHandle, installerPackageName); 12062 } 12063 } 12064 // Also convey the prior install/uninstall state 12065 if (allUsers != null && perUserInstalled != null) { 12066 for (int i = 0; i < allUsers.length; i++) { 12067 if (DEBUG_INSTALL) { 12068 Slog.d(TAG, " user " + allUsers[i] 12069 + " => " + perUserInstalled[i]); 12070 } 12071 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12072 } 12073 // these install state changes will be persisted in the 12074 // upcoming call to mSettings.writeLPr(). 12075 } 12076 } 12077 // It's implied that when a user requests installation, they want the app to be 12078 // installed and enabled. 12079 int userId = user.getIdentifier(); 12080 if (userId != UserHandle.USER_ALL) { 12081 ps.setInstalled(true, userId); 12082 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12083 } 12084 } 12085 res.name = pkgName; 12086 res.uid = newPackage.applicationInfo.uid; 12087 res.pkg = newPackage; 12088 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12089 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12090 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12091 //to update install status 12092 mSettings.writeLPr(); 12093 } 12094 } 12095 12096 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12097 final int installFlags = args.installFlags; 12098 final String installerPackageName = args.installerPackageName; 12099 final String volumeUuid = args.volumeUuid; 12100 final File tmpPackageFile = new File(args.getCodePath()); 12101 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12102 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12103 || (args.volumeUuid != null)); 12104 boolean replace = false; 12105 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12106 if (args.move != null) { 12107 // moving a complete application; perfom an initial scan on the new install location 12108 scanFlags |= SCAN_INITIAL; 12109 } 12110 // Result object to be returned 12111 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12112 12113 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12114 // Retrieve PackageSettings and parse package 12115 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12116 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12117 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12118 PackageParser pp = new PackageParser(); 12119 pp.setSeparateProcesses(mSeparateProcesses); 12120 pp.setDisplayMetrics(mMetrics); 12121 12122 final PackageParser.Package pkg; 12123 try { 12124 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12125 } catch (PackageParserException e) { 12126 res.setError("Failed parse during installPackageLI", e); 12127 return; 12128 } 12129 12130 // Mark that we have an install time CPU ABI override. 12131 pkg.cpuAbiOverride = args.abiOverride; 12132 12133 String pkgName = res.name = pkg.packageName; 12134 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12135 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12136 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12137 return; 12138 } 12139 } 12140 12141 try { 12142 pp.collectCertificates(pkg, parseFlags); 12143 pp.collectManifestDigest(pkg); 12144 } catch (PackageParserException e) { 12145 res.setError("Failed collect during installPackageLI", e); 12146 return; 12147 } 12148 12149 /* If the installer passed in a manifest digest, compare it now. */ 12150 if (args.manifestDigest != null) { 12151 if (DEBUG_INSTALL) { 12152 final String parsedManifest = pkg.manifestDigest == null ? "null" 12153 : pkg.manifestDigest.toString(); 12154 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12155 + parsedManifest); 12156 } 12157 12158 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12159 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12160 return; 12161 } 12162 } else if (DEBUG_INSTALL) { 12163 final String parsedManifest = pkg.manifestDigest == null 12164 ? "null" : pkg.manifestDigest.toString(); 12165 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12166 } 12167 12168 // Get rid of all references to package scan path via parser. 12169 pp = null; 12170 String oldCodePath = null; 12171 boolean systemApp = false; 12172 synchronized (mPackages) { 12173 // Check if installing already existing package 12174 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12175 String oldName = mSettings.mRenamedPackages.get(pkgName); 12176 if (pkg.mOriginalPackages != null 12177 && pkg.mOriginalPackages.contains(oldName) 12178 && mPackages.containsKey(oldName)) { 12179 // This package is derived from an original package, 12180 // and this device has been updating from that original 12181 // name. We must continue using the original name, so 12182 // rename the new package here. 12183 pkg.setPackageName(oldName); 12184 pkgName = pkg.packageName; 12185 replace = true; 12186 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12187 + oldName + " pkgName=" + pkgName); 12188 } else if (mPackages.containsKey(pkgName)) { 12189 // This package, under its official name, already exists 12190 // on the device; we should replace it. 12191 replace = true; 12192 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12193 } 12194 12195 // Prevent apps opting out from runtime permissions 12196 if (replace) { 12197 PackageParser.Package oldPackage = mPackages.get(pkgName); 12198 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12199 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12200 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12201 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12202 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12203 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12204 + " doesn't support runtime permissions but the old" 12205 + " target SDK " + oldTargetSdk + " does."); 12206 return; 12207 } 12208 } 12209 } 12210 12211 PackageSetting ps = mSettings.mPackages.get(pkgName); 12212 if (ps != null) { 12213 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12214 12215 // Quick sanity check that we're signed correctly if updating; 12216 // we'll check this again later when scanning, but we want to 12217 // bail early here before tripping over redefined permissions. 12218 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12219 if (!checkUpgradeKeySetLP(ps, pkg)) { 12220 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12221 + pkg.packageName + " upgrade keys do not match the " 12222 + "previously installed version"); 12223 return; 12224 } 12225 } else { 12226 try { 12227 verifySignaturesLP(ps, pkg); 12228 } catch (PackageManagerException e) { 12229 res.setError(e.error, e.getMessage()); 12230 return; 12231 } 12232 } 12233 12234 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12235 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12236 systemApp = (ps.pkg.applicationInfo.flags & 12237 ApplicationInfo.FLAG_SYSTEM) != 0; 12238 } 12239 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12240 } 12241 12242 // Check whether the newly-scanned package wants to define an already-defined perm 12243 int N = pkg.permissions.size(); 12244 for (int i = N-1; i >= 0; i--) { 12245 PackageParser.Permission perm = pkg.permissions.get(i); 12246 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12247 if (bp != null) { 12248 // If the defining package is signed with our cert, it's okay. This 12249 // also includes the "updating the same package" case, of course. 12250 // "updating same package" could also involve key-rotation. 12251 final boolean sigsOk; 12252 if (bp.sourcePackage.equals(pkg.packageName) 12253 && (bp.packageSetting instanceof PackageSetting) 12254 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12255 scanFlags))) { 12256 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12257 } else { 12258 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12259 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12260 } 12261 if (!sigsOk) { 12262 // If the owning package is the system itself, we log but allow 12263 // install to proceed; we fail the install on all other permission 12264 // redefinitions. 12265 if (!bp.sourcePackage.equals("android")) { 12266 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12267 + pkg.packageName + " attempting to redeclare permission " 12268 + perm.info.name + " already owned by " + bp.sourcePackage); 12269 res.origPermission = perm.info.name; 12270 res.origPackage = bp.sourcePackage; 12271 return; 12272 } else { 12273 Slog.w(TAG, "Package " + pkg.packageName 12274 + " attempting to redeclare system permission " 12275 + perm.info.name + "; ignoring new declaration"); 12276 pkg.permissions.remove(i); 12277 } 12278 } 12279 } 12280 } 12281 12282 } 12283 12284 if (systemApp && onExternal) { 12285 // Disable updates to system apps on sdcard 12286 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12287 "Cannot install updates to system apps on sdcard"); 12288 return; 12289 } 12290 12291 if (args.move != null) { 12292 // We did an in-place move, so dex is ready to roll 12293 scanFlags |= SCAN_NO_DEX; 12294 scanFlags |= SCAN_MOVE; 12295 12296 synchronized (mPackages) { 12297 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12298 if (ps == null) { 12299 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12300 "Missing settings for moved package " + pkgName); 12301 } 12302 12303 // We moved the entire application as-is, so bring over the 12304 // previously derived ABI information. 12305 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12306 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12307 } 12308 12309 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12310 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12311 scanFlags |= SCAN_NO_DEX; 12312 12313 try { 12314 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12315 true /* extract libs */); 12316 } catch (PackageManagerException pme) { 12317 Slog.e(TAG, "Error deriving application ABI", pme); 12318 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12319 return; 12320 } 12321 12322 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12323 int result = mPackageDexOptimizer 12324 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12325 false /* defer */, false /* inclDependencies */); 12326 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12327 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12328 return; 12329 } 12330 } 12331 12332 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12333 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12334 return; 12335 } 12336 12337 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12338 12339 if (replace) { 12340 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 12341 installerPackageName, volumeUuid, res); 12342 } else { 12343 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12344 args.user, installerPackageName, volumeUuid, res); 12345 } 12346 synchronized (mPackages) { 12347 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12348 if (ps != null) { 12349 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12350 } 12351 } 12352 } 12353 12354 private void startIntentFilterVerifications(int userId, boolean replacing, 12355 PackageParser.Package pkg) { 12356 if (mIntentFilterVerifierComponent == null) { 12357 Slog.w(TAG, "No IntentFilter verification will not be done as " 12358 + "there is no IntentFilterVerifier available!"); 12359 return; 12360 } 12361 12362 final int verifierUid = getPackageUid( 12363 mIntentFilterVerifierComponent.getPackageName(), 12364 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12365 12366 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12367 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12368 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12369 mHandler.sendMessage(msg); 12370 } 12371 12372 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12373 PackageParser.Package pkg) { 12374 int size = pkg.activities.size(); 12375 if (size == 0) { 12376 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12377 "No activity, so no need to verify any IntentFilter!"); 12378 return; 12379 } 12380 12381 final boolean hasDomainURLs = hasDomainURLs(pkg); 12382 if (!hasDomainURLs) { 12383 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12384 "No domain URLs, so no need to verify any IntentFilter!"); 12385 return; 12386 } 12387 12388 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12389 + " if any IntentFilter from the " + size 12390 + " Activities needs verification ..."); 12391 12392 int count = 0; 12393 final String packageName = pkg.packageName; 12394 12395 synchronized (mPackages) { 12396 // If this is a new install and we see that we've already run verification for this 12397 // package, we have nothing to do: it means the state was restored from backup. 12398 if (!replacing) { 12399 IntentFilterVerificationInfo ivi = 12400 mSettings.getIntentFilterVerificationLPr(packageName); 12401 if (ivi != null) { 12402 if (DEBUG_DOMAIN_VERIFICATION) { 12403 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12404 + ivi.getStatusString()); 12405 } 12406 return; 12407 } 12408 } 12409 12410 // If any filters need to be verified, then all need to be. 12411 boolean needToVerify = false; 12412 for (PackageParser.Activity a : pkg.activities) { 12413 for (ActivityIntentInfo filter : a.intents) { 12414 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12415 if (DEBUG_DOMAIN_VERIFICATION) { 12416 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12417 } 12418 needToVerify = true; 12419 break; 12420 } 12421 } 12422 } 12423 12424 if (needToVerify) { 12425 final int verificationId = mIntentFilterVerificationToken++; 12426 for (PackageParser.Activity a : pkg.activities) { 12427 for (ActivityIntentInfo filter : a.intents) { 12428 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12429 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12430 "Verification needed for IntentFilter:" + filter.toString()); 12431 mIntentFilterVerifier.addOneIntentFilterVerification( 12432 verifierUid, userId, verificationId, filter, packageName); 12433 count++; 12434 } 12435 } 12436 } 12437 } 12438 } 12439 12440 if (count > 0) { 12441 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12442 + " IntentFilter verification" + (count > 1 ? "s" : "") 12443 + " for userId:" + userId); 12444 mIntentFilterVerifier.startVerifications(userId); 12445 } else { 12446 if (DEBUG_DOMAIN_VERIFICATION) { 12447 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12448 } 12449 } 12450 } 12451 12452 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12453 final ComponentName cn = filter.activity.getComponentName(); 12454 final String packageName = cn.getPackageName(); 12455 12456 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12457 packageName); 12458 if (ivi == null) { 12459 return true; 12460 } 12461 int status = ivi.getStatus(); 12462 switch (status) { 12463 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12464 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12465 return true; 12466 12467 default: 12468 // Nothing to do 12469 return false; 12470 } 12471 } 12472 12473 private static boolean isMultiArch(PackageSetting ps) { 12474 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12475 } 12476 12477 private static boolean isMultiArch(ApplicationInfo info) { 12478 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12479 } 12480 12481 private static boolean isExternal(PackageParser.Package pkg) { 12482 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12483 } 12484 12485 private static boolean isExternal(PackageSetting ps) { 12486 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12487 } 12488 12489 private static boolean isExternal(ApplicationInfo info) { 12490 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12491 } 12492 12493 private static boolean isSystemApp(PackageParser.Package pkg) { 12494 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12495 } 12496 12497 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12498 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12499 } 12500 12501 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12502 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12503 } 12504 12505 private static boolean isSystemApp(PackageSetting ps) { 12506 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12507 } 12508 12509 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12510 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12511 } 12512 12513 private int packageFlagsToInstallFlags(PackageSetting ps) { 12514 int installFlags = 0; 12515 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12516 // This existing package was an external ASEC install when we have 12517 // the external flag without a UUID 12518 installFlags |= PackageManager.INSTALL_EXTERNAL; 12519 } 12520 if (ps.isForwardLocked()) { 12521 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12522 } 12523 return installFlags; 12524 } 12525 12526 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12527 if (isExternal(pkg)) { 12528 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12529 return mSettings.getExternalVersion(); 12530 } else { 12531 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12532 } 12533 } else { 12534 return mSettings.getInternalVersion(); 12535 } 12536 } 12537 12538 private void deleteTempPackageFiles() { 12539 final FilenameFilter filter = new FilenameFilter() { 12540 public boolean accept(File dir, String name) { 12541 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12542 } 12543 }; 12544 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12545 file.delete(); 12546 } 12547 } 12548 12549 @Override 12550 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12551 int flags) { 12552 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12553 flags); 12554 } 12555 12556 @Override 12557 public void deletePackage(final String packageName, 12558 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12559 mContext.enforceCallingOrSelfPermission( 12560 android.Manifest.permission.DELETE_PACKAGES, null); 12561 Preconditions.checkNotNull(packageName); 12562 Preconditions.checkNotNull(observer); 12563 final int uid = Binder.getCallingUid(); 12564 if (UserHandle.getUserId(uid) != userId) { 12565 mContext.enforceCallingPermission( 12566 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12567 "deletePackage for user " + userId); 12568 } 12569 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12570 try { 12571 observer.onPackageDeleted(packageName, 12572 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12573 } catch (RemoteException re) { 12574 } 12575 return; 12576 } 12577 12578 boolean uninstallBlocked = false; 12579 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12580 int[] users = sUserManager.getUserIds(); 12581 for (int i = 0; i < users.length; ++i) { 12582 if (getBlockUninstallForUser(packageName, users[i])) { 12583 uninstallBlocked = true; 12584 break; 12585 } 12586 } 12587 } else { 12588 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12589 } 12590 if (uninstallBlocked) { 12591 try { 12592 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12593 null); 12594 } catch (RemoteException re) { 12595 } 12596 return; 12597 } 12598 12599 if (DEBUG_REMOVE) { 12600 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12601 } 12602 // Queue up an async operation since the package deletion may take a little while. 12603 mHandler.post(new Runnable() { 12604 public void run() { 12605 mHandler.removeCallbacks(this); 12606 final int returnCode = deletePackageX(packageName, userId, flags); 12607 if (observer != null) { 12608 try { 12609 observer.onPackageDeleted(packageName, returnCode, null); 12610 } catch (RemoteException e) { 12611 Log.i(TAG, "Observer no longer exists."); 12612 } //end catch 12613 } //end if 12614 } //end run 12615 }); 12616 } 12617 12618 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12619 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12620 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12621 try { 12622 if (dpm != null) { 12623 if (dpm.isDeviceOwner(packageName)) { 12624 return true; 12625 } 12626 int[] users; 12627 if (userId == UserHandle.USER_ALL) { 12628 users = sUserManager.getUserIds(); 12629 } else { 12630 users = new int[]{userId}; 12631 } 12632 for (int i = 0; i < users.length; ++i) { 12633 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12634 return true; 12635 } 12636 } 12637 } 12638 } catch (RemoteException e) { 12639 } 12640 return false; 12641 } 12642 12643 /** 12644 * This method is an internal method that could be get invoked either 12645 * to delete an installed package or to clean up a failed installation. 12646 * After deleting an installed package, a broadcast is sent to notify any 12647 * listeners that the package has been installed. For cleaning up a failed 12648 * installation, the broadcast is not necessary since the package's 12649 * installation wouldn't have sent the initial broadcast either 12650 * The key steps in deleting a package are 12651 * deleting the package information in internal structures like mPackages, 12652 * deleting the packages base directories through installd 12653 * updating mSettings to reflect current status 12654 * persisting settings for later use 12655 * sending a broadcast if necessary 12656 */ 12657 private int deletePackageX(String packageName, int userId, int flags) { 12658 final PackageRemovedInfo info = new PackageRemovedInfo(); 12659 final boolean res; 12660 12661 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12662 ? UserHandle.ALL : new UserHandle(userId); 12663 12664 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12665 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12666 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12667 } 12668 12669 boolean removedForAllUsers = false; 12670 boolean systemUpdate = false; 12671 12672 // for the uninstall-updates case and restricted profiles, remember the per- 12673 // userhandle installed state 12674 int[] allUsers; 12675 boolean[] perUserInstalled; 12676 synchronized (mPackages) { 12677 PackageSetting ps = mSettings.mPackages.get(packageName); 12678 allUsers = sUserManager.getUserIds(); 12679 perUserInstalled = new boolean[allUsers.length]; 12680 for (int i = 0; i < allUsers.length; i++) { 12681 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12682 } 12683 } 12684 12685 synchronized (mInstallLock) { 12686 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12687 res = deletePackageLI(packageName, removeForUser, 12688 true, allUsers, perUserInstalled, 12689 flags | REMOVE_CHATTY, info, true); 12690 systemUpdate = info.isRemovedPackageSystemUpdate; 12691 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12692 removedForAllUsers = true; 12693 } 12694 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12695 + " removedForAllUsers=" + removedForAllUsers); 12696 } 12697 12698 if (res) { 12699 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12700 12701 // If the removed package was a system update, the old system package 12702 // was re-enabled; we need to broadcast this information 12703 if (systemUpdate) { 12704 Bundle extras = new Bundle(1); 12705 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12706 ? info.removedAppId : info.uid); 12707 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12708 12709 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12710 extras, null, null, null); 12711 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12712 extras, null, null, null); 12713 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12714 null, packageName, null, null); 12715 } 12716 } 12717 // Force a gc here. 12718 Runtime.getRuntime().gc(); 12719 // Delete the resources here after sending the broadcast to let 12720 // other processes clean up before deleting resources. 12721 if (info.args != null) { 12722 synchronized (mInstallLock) { 12723 info.args.doPostDeleteLI(true); 12724 } 12725 } 12726 12727 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12728 } 12729 12730 class PackageRemovedInfo { 12731 String removedPackage; 12732 int uid = -1; 12733 int removedAppId = -1; 12734 int[] removedUsers = null; 12735 boolean isRemovedPackageSystemUpdate = false; 12736 // Clean up resources deleted packages. 12737 InstallArgs args = null; 12738 12739 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12740 Bundle extras = new Bundle(1); 12741 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12742 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12743 if (replacing) { 12744 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12745 } 12746 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12747 if (removedPackage != null) { 12748 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12749 extras, null, null, removedUsers); 12750 if (fullRemove && !replacing) { 12751 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12752 extras, null, null, removedUsers); 12753 } 12754 } 12755 if (removedAppId >= 0) { 12756 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12757 removedUsers); 12758 } 12759 } 12760 } 12761 12762 /* 12763 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12764 * flag is not set, the data directory is removed as well. 12765 * make sure this flag is set for partially installed apps. If not its meaningless to 12766 * delete a partially installed application. 12767 */ 12768 private void removePackageDataLI(PackageSetting ps, 12769 int[] allUserHandles, boolean[] perUserInstalled, 12770 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12771 String packageName = ps.name; 12772 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12773 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12774 // Retrieve object to delete permissions for shared user later on 12775 final PackageSetting deletedPs; 12776 // reader 12777 synchronized (mPackages) { 12778 deletedPs = mSettings.mPackages.get(packageName); 12779 if (outInfo != null) { 12780 outInfo.removedPackage = packageName; 12781 outInfo.removedUsers = deletedPs != null 12782 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12783 : null; 12784 } 12785 } 12786 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12787 removeDataDirsLI(ps.volumeUuid, packageName); 12788 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12789 } 12790 // writer 12791 synchronized (mPackages) { 12792 if (deletedPs != null) { 12793 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12794 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12795 clearDefaultBrowserIfNeeded(packageName); 12796 if (outInfo != null) { 12797 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12798 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12799 } 12800 updatePermissionsLPw(deletedPs.name, null, 0); 12801 if (deletedPs.sharedUser != null) { 12802 // Remove permissions associated with package. Since runtime 12803 // permissions are per user we have to kill the removed package 12804 // or packages running under the shared user of the removed 12805 // package if revoking the permissions requested only by the removed 12806 // package is successful and this causes a change in gids. 12807 for (int userId : UserManagerService.getInstance().getUserIds()) { 12808 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12809 userId); 12810 if (userIdToKill == UserHandle.USER_ALL 12811 || userIdToKill >= UserHandle.USER_OWNER) { 12812 // If gids changed for this user, kill all affected packages. 12813 mHandler.post(new Runnable() { 12814 @Override 12815 public void run() { 12816 // This has to happen with no lock held. 12817 killSettingPackagesForUser(deletedPs, userIdToKill, 12818 KILL_APP_REASON_GIDS_CHANGED); 12819 } 12820 }); 12821 break; 12822 } 12823 } 12824 } 12825 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12826 } 12827 // make sure to preserve per-user disabled state if this removal was just 12828 // a downgrade of a system app to the factory package 12829 if (allUserHandles != null && perUserInstalled != null) { 12830 if (DEBUG_REMOVE) { 12831 Slog.d(TAG, "Propagating install state across downgrade"); 12832 } 12833 for (int i = 0; i < allUserHandles.length; i++) { 12834 if (DEBUG_REMOVE) { 12835 Slog.d(TAG, " user " + allUserHandles[i] 12836 + " => " + perUserInstalled[i]); 12837 } 12838 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12839 } 12840 } 12841 } 12842 // can downgrade to reader 12843 if (writeSettings) { 12844 // Save settings now 12845 mSettings.writeLPr(); 12846 } 12847 } 12848 if (outInfo != null) { 12849 // A user ID was deleted here. Go through all users and remove it 12850 // from KeyStore. 12851 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12852 } 12853 } 12854 12855 static boolean locationIsPrivileged(File path) { 12856 try { 12857 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12858 .getCanonicalPath(); 12859 return path.getCanonicalPath().startsWith(privilegedAppDir); 12860 } catch (IOException e) { 12861 Slog.e(TAG, "Unable to access code path " + path); 12862 } 12863 return false; 12864 } 12865 12866 /* 12867 * Tries to delete system package. 12868 */ 12869 private boolean deleteSystemPackageLI(PackageSetting newPs, 12870 int[] allUserHandles, boolean[] perUserInstalled, 12871 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12872 final boolean applyUserRestrictions 12873 = (allUserHandles != null) && (perUserInstalled != null); 12874 PackageSetting disabledPs = null; 12875 // Confirm if the system package has been updated 12876 // An updated system app can be deleted. This will also have to restore 12877 // the system pkg from system partition 12878 // reader 12879 synchronized (mPackages) { 12880 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12881 } 12882 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12883 + " disabledPs=" + disabledPs); 12884 if (disabledPs == null) { 12885 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12886 return false; 12887 } else if (DEBUG_REMOVE) { 12888 Slog.d(TAG, "Deleting system pkg from data partition"); 12889 } 12890 if (DEBUG_REMOVE) { 12891 if (applyUserRestrictions) { 12892 Slog.d(TAG, "Remembering install states:"); 12893 for (int i = 0; i < allUserHandles.length; i++) { 12894 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12895 } 12896 } 12897 } 12898 // Delete the updated package 12899 outInfo.isRemovedPackageSystemUpdate = true; 12900 if (disabledPs.versionCode < newPs.versionCode) { 12901 // Delete data for downgrades 12902 flags &= ~PackageManager.DELETE_KEEP_DATA; 12903 } else { 12904 // Preserve data by setting flag 12905 flags |= PackageManager.DELETE_KEEP_DATA; 12906 } 12907 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12908 allUserHandles, perUserInstalled, outInfo, writeSettings); 12909 if (!ret) { 12910 return false; 12911 } 12912 // writer 12913 synchronized (mPackages) { 12914 // Reinstate the old system package 12915 mSettings.enableSystemPackageLPw(newPs.name); 12916 // Remove any native libraries from the upgraded package. 12917 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12918 } 12919 // Install the system package 12920 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12921 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12922 if (locationIsPrivileged(disabledPs.codePath)) { 12923 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12924 } 12925 12926 final PackageParser.Package newPkg; 12927 try { 12928 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12929 } catch (PackageManagerException e) { 12930 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12931 return false; 12932 } 12933 12934 // writer 12935 synchronized (mPackages) { 12936 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12937 12938 updatePermissionsLPw(newPkg.packageName, newPkg, 12939 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12940 12941 if (applyUserRestrictions) { 12942 if (DEBUG_REMOVE) { 12943 Slog.d(TAG, "Propagating install state across reinstall"); 12944 } 12945 for (int i = 0; i < allUserHandles.length; i++) { 12946 if (DEBUG_REMOVE) { 12947 Slog.d(TAG, " user " + allUserHandles[i] 12948 + " => " + perUserInstalled[i]); 12949 } 12950 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12951 12952 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 12953 } 12954 // Regardless of writeSettings we need to ensure that this restriction 12955 // state propagation is persisted 12956 mSettings.writeAllUsersPackageRestrictionsLPr(); 12957 } 12958 // can downgrade to reader here 12959 if (writeSettings) { 12960 mSettings.writeLPr(); 12961 } 12962 } 12963 return true; 12964 } 12965 12966 private boolean deleteInstalledPackageLI(PackageSetting ps, 12967 boolean deleteCodeAndResources, int flags, 12968 int[] allUserHandles, boolean[] perUserInstalled, 12969 PackageRemovedInfo outInfo, boolean writeSettings) { 12970 if (outInfo != null) { 12971 outInfo.uid = ps.appId; 12972 } 12973 12974 // Delete package data from internal structures and also remove data if flag is set 12975 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12976 12977 // Delete application code and resources 12978 if (deleteCodeAndResources && (outInfo != null)) { 12979 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12980 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12981 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12982 } 12983 return true; 12984 } 12985 12986 @Override 12987 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12988 int userId) { 12989 mContext.enforceCallingOrSelfPermission( 12990 android.Manifest.permission.DELETE_PACKAGES, null); 12991 synchronized (mPackages) { 12992 PackageSetting ps = mSettings.mPackages.get(packageName); 12993 if (ps == null) { 12994 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12995 return false; 12996 } 12997 if (!ps.getInstalled(userId)) { 12998 // Can't block uninstall for an app that is not installed or enabled. 12999 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13000 return false; 13001 } 13002 ps.setBlockUninstall(blockUninstall, userId); 13003 mSettings.writePackageRestrictionsLPr(userId); 13004 } 13005 return true; 13006 } 13007 13008 @Override 13009 public boolean getBlockUninstallForUser(String packageName, int userId) { 13010 synchronized (mPackages) { 13011 PackageSetting ps = mSettings.mPackages.get(packageName); 13012 if (ps == null) { 13013 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13014 return false; 13015 } 13016 return ps.getBlockUninstall(userId); 13017 } 13018 } 13019 13020 /* 13021 * This method handles package deletion in general 13022 */ 13023 private boolean deletePackageLI(String packageName, UserHandle user, 13024 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13025 int flags, PackageRemovedInfo outInfo, 13026 boolean writeSettings) { 13027 if (packageName == null) { 13028 Slog.w(TAG, "Attempt to delete null packageName."); 13029 return false; 13030 } 13031 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13032 PackageSetting ps; 13033 boolean dataOnly = false; 13034 int removeUser = -1; 13035 int appId = -1; 13036 synchronized (mPackages) { 13037 ps = mSettings.mPackages.get(packageName); 13038 if (ps == null) { 13039 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13040 return false; 13041 } 13042 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13043 && user.getIdentifier() != UserHandle.USER_ALL) { 13044 // The caller is asking that the package only be deleted for a single 13045 // user. To do this, we just mark its uninstalled state and delete 13046 // its data. If this is a system app, we only allow this to happen if 13047 // they have set the special DELETE_SYSTEM_APP which requests different 13048 // semantics than normal for uninstalling system apps. 13049 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13050 ps.setUserState(user.getIdentifier(), 13051 COMPONENT_ENABLED_STATE_DEFAULT, 13052 false, //installed 13053 true, //stopped 13054 true, //notLaunched 13055 false, //hidden 13056 null, null, null, 13057 false, // blockUninstall 13058 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 13059 if (!isSystemApp(ps)) { 13060 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13061 // Other user still have this package installed, so all 13062 // we need to do is clear this user's data and save that 13063 // it is uninstalled. 13064 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13065 removeUser = user.getIdentifier(); 13066 appId = ps.appId; 13067 scheduleWritePackageRestrictionsLocked(removeUser); 13068 } else { 13069 // We need to set it back to 'installed' so the uninstall 13070 // broadcasts will be sent correctly. 13071 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13072 ps.setInstalled(true, user.getIdentifier()); 13073 } 13074 } else { 13075 // This is a system app, so we assume that the 13076 // other users still have this package installed, so all 13077 // we need to do is clear this user's data and save that 13078 // it is uninstalled. 13079 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13080 removeUser = user.getIdentifier(); 13081 appId = ps.appId; 13082 scheduleWritePackageRestrictionsLocked(removeUser); 13083 } 13084 } 13085 } 13086 13087 if (removeUser >= 0) { 13088 // From above, we determined that we are deleting this only 13089 // for a single user. Continue the work here. 13090 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13091 if (outInfo != null) { 13092 outInfo.removedPackage = packageName; 13093 outInfo.removedAppId = appId; 13094 outInfo.removedUsers = new int[] {removeUser}; 13095 } 13096 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13097 removeKeystoreDataIfNeeded(removeUser, appId); 13098 schedulePackageCleaning(packageName, removeUser, false); 13099 synchronized (mPackages) { 13100 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13101 scheduleWritePackageRestrictionsLocked(removeUser); 13102 } 13103 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13104 } 13105 return true; 13106 } 13107 13108 if (dataOnly) { 13109 // Delete application data first 13110 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13111 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13112 return true; 13113 } 13114 13115 boolean ret = false; 13116 if (isSystemApp(ps)) { 13117 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13118 // When an updated system application is deleted we delete the existing resources as well and 13119 // fall back to existing code in system partition 13120 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13121 flags, outInfo, writeSettings); 13122 } else { 13123 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13124 // Kill application pre-emptively especially for apps on sd. 13125 killApplication(packageName, ps.appId, "uninstall pkg"); 13126 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13127 allUserHandles, perUserInstalled, 13128 outInfo, writeSettings); 13129 } 13130 13131 return ret; 13132 } 13133 13134 private final class ClearStorageConnection implements ServiceConnection { 13135 IMediaContainerService mContainerService; 13136 13137 @Override 13138 public void onServiceConnected(ComponentName name, IBinder service) { 13139 synchronized (this) { 13140 mContainerService = IMediaContainerService.Stub.asInterface(service); 13141 notifyAll(); 13142 } 13143 } 13144 13145 @Override 13146 public void onServiceDisconnected(ComponentName name) { 13147 } 13148 } 13149 13150 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13151 final boolean mounted; 13152 if (Environment.isExternalStorageEmulated()) { 13153 mounted = true; 13154 } else { 13155 final String status = Environment.getExternalStorageState(); 13156 13157 mounted = status.equals(Environment.MEDIA_MOUNTED) 13158 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13159 } 13160 13161 if (!mounted) { 13162 return; 13163 } 13164 13165 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13166 int[] users; 13167 if (userId == UserHandle.USER_ALL) { 13168 users = sUserManager.getUserIds(); 13169 } else { 13170 users = new int[] { userId }; 13171 } 13172 final ClearStorageConnection conn = new ClearStorageConnection(); 13173 if (mContext.bindServiceAsUser( 13174 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13175 try { 13176 for (int curUser : users) { 13177 long timeout = SystemClock.uptimeMillis() + 5000; 13178 synchronized (conn) { 13179 long now = SystemClock.uptimeMillis(); 13180 while (conn.mContainerService == null && now < timeout) { 13181 try { 13182 conn.wait(timeout - now); 13183 } catch (InterruptedException e) { 13184 } 13185 } 13186 } 13187 if (conn.mContainerService == null) { 13188 return; 13189 } 13190 13191 final UserEnvironment userEnv = new UserEnvironment(curUser); 13192 clearDirectory(conn.mContainerService, 13193 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13194 if (allData) { 13195 clearDirectory(conn.mContainerService, 13196 userEnv.buildExternalStorageAppDataDirs(packageName)); 13197 clearDirectory(conn.mContainerService, 13198 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13199 } 13200 } 13201 } finally { 13202 mContext.unbindService(conn); 13203 } 13204 } 13205 } 13206 13207 @Override 13208 public void clearApplicationUserData(final String packageName, 13209 final IPackageDataObserver observer, final int userId) { 13210 mContext.enforceCallingOrSelfPermission( 13211 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13212 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13213 // Queue up an async operation since the package deletion may take a little while. 13214 mHandler.post(new Runnable() { 13215 public void run() { 13216 mHandler.removeCallbacks(this); 13217 final boolean succeeded; 13218 synchronized (mInstallLock) { 13219 succeeded = clearApplicationUserDataLI(packageName, userId); 13220 } 13221 clearExternalStorageDataSync(packageName, userId, true); 13222 if (succeeded) { 13223 // invoke DeviceStorageMonitor's update method to clear any notifications 13224 DeviceStorageMonitorInternal 13225 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13226 if (dsm != null) { 13227 dsm.checkMemory(); 13228 } 13229 } 13230 if(observer != null) { 13231 try { 13232 observer.onRemoveCompleted(packageName, succeeded); 13233 } catch (RemoteException e) { 13234 Log.i(TAG, "Observer no longer exists."); 13235 } 13236 } //end if observer 13237 } //end run 13238 }); 13239 } 13240 13241 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13242 if (packageName == null) { 13243 Slog.w(TAG, "Attempt to delete null packageName."); 13244 return false; 13245 } 13246 13247 // Try finding details about the requested package 13248 PackageParser.Package pkg; 13249 synchronized (mPackages) { 13250 pkg = mPackages.get(packageName); 13251 if (pkg == null) { 13252 final PackageSetting ps = mSettings.mPackages.get(packageName); 13253 if (ps != null) { 13254 pkg = ps.pkg; 13255 } 13256 } 13257 13258 if (pkg == null) { 13259 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13260 return false; 13261 } 13262 13263 PackageSetting ps = (PackageSetting) pkg.mExtras; 13264 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13265 } 13266 13267 // Always delete data directories for package, even if we found no other 13268 // record of app. This helps users recover from UID mismatches without 13269 // resorting to a full data wipe. 13270 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13271 if (retCode < 0) { 13272 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13273 return false; 13274 } 13275 13276 final int appId = pkg.applicationInfo.uid; 13277 removeKeystoreDataIfNeeded(userId, appId); 13278 13279 // Create a native library symlink only if we have native libraries 13280 // and if the native libraries are 32 bit libraries. We do not provide 13281 // this symlink for 64 bit libraries. 13282 if (pkg.applicationInfo.primaryCpuAbi != null && 13283 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13284 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13285 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13286 nativeLibPath, userId) < 0) { 13287 Slog.w(TAG, "Failed linking native library dir"); 13288 return false; 13289 } 13290 } 13291 13292 return true; 13293 } 13294 13295 /** 13296 * Reverts user permission state changes (permissions and flags) in 13297 * all packages for a given user. 13298 * 13299 * @param userId The device user for which to do a reset. 13300 */ 13301 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13302 final int packageCount = mPackages.size(); 13303 for (int i = 0; i < packageCount; i++) { 13304 PackageParser.Package pkg = mPackages.valueAt(i); 13305 PackageSetting ps = (PackageSetting) pkg.mExtras; 13306 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13307 } 13308 } 13309 13310 /** 13311 * Reverts user permission state changes (permissions and flags). 13312 * 13313 * @param ps The package for which to reset. 13314 * @param userId The device user for which to do a reset. 13315 */ 13316 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13317 final PackageSetting ps, final int userId) { 13318 if (ps.pkg == null) { 13319 return; 13320 } 13321 13322 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13323 | FLAG_PERMISSION_USER_FIXED 13324 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13325 13326 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13327 | FLAG_PERMISSION_POLICY_FIXED; 13328 13329 boolean writeInstallPermissions = false; 13330 boolean writeRuntimePermissions = false; 13331 13332 final int permissionCount = ps.pkg.requestedPermissions.size(); 13333 for (int i = 0; i < permissionCount; i++) { 13334 String permission = ps.pkg.requestedPermissions.get(i); 13335 13336 BasePermission bp = mSettings.mPermissions.get(permission); 13337 if (bp == null) { 13338 continue; 13339 } 13340 13341 // If shared user we just reset the state to which only this app contributed. 13342 if (ps.sharedUser != null) { 13343 boolean used = false; 13344 final int packageCount = ps.sharedUser.packages.size(); 13345 for (int j = 0; j < packageCount; j++) { 13346 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13347 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13348 && pkg.pkg.requestedPermissions.contains(permission)) { 13349 used = true; 13350 break; 13351 } 13352 } 13353 if (used) { 13354 continue; 13355 } 13356 } 13357 13358 PermissionsState permissionsState = ps.getPermissionsState(); 13359 13360 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13361 13362 // Always clear the user settable flags. 13363 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13364 bp.name) != null; 13365 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13366 if (hasInstallState) { 13367 writeInstallPermissions = true; 13368 } else { 13369 writeRuntimePermissions = true; 13370 } 13371 } 13372 13373 // Below is only runtime permission handling. 13374 if (!bp.isRuntime()) { 13375 continue; 13376 } 13377 13378 // Never clobber system or policy. 13379 if ((oldFlags & policyOrSystemFlags) != 0) { 13380 continue; 13381 } 13382 13383 // If this permission was granted by default, make sure it is. 13384 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13385 if (permissionsState.grantRuntimePermission(bp, userId) 13386 != PERMISSION_OPERATION_FAILURE) { 13387 writeRuntimePermissions = true; 13388 } 13389 } else { 13390 // Otherwise, reset the permission. 13391 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13392 switch (revokeResult) { 13393 case PERMISSION_OPERATION_SUCCESS: { 13394 writeRuntimePermissions = true; 13395 } break; 13396 13397 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13398 writeRuntimePermissions = true; 13399 // If gids changed for this user, kill all affected packages. 13400 mHandler.post(new Runnable() { 13401 @Override 13402 public void run() { 13403 // This has to happen with no lock held. 13404 killSettingPackagesForUser(ps, userId, 13405 KILL_APP_REASON_GIDS_CHANGED); 13406 } 13407 }); 13408 } break; 13409 } 13410 } 13411 } 13412 13413 // Synchronously write as we are taking permissions away. 13414 if (writeRuntimePermissions) { 13415 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13416 } 13417 13418 // Synchronously write as we are taking permissions away. 13419 if (writeInstallPermissions) { 13420 mSettings.writeLPr(); 13421 } 13422 } 13423 13424 /** 13425 * Remove entries from the keystore daemon. Will only remove it if the 13426 * {@code appId} is valid. 13427 */ 13428 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13429 if (appId < 0) { 13430 return; 13431 } 13432 13433 final KeyStore keyStore = KeyStore.getInstance(); 13434 if (keyStore != null) { 13435 if (userId == UserHandle.USER_ALL) { 13436 for (final int individual : sUserManager.getUserIds()) { 13437 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13438 } 13439 } else { 13440 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13441 } 13442 } else { 13443 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13444 } 13445 } 13446 13447 @Override 13448 public void deleteApplicationCacheFiles(final String packageName, 13449 final IPackageDataObserver observer) { 13450 mContext.enforceCallingOrSelfPermission( 13451 android.Manifest.permission.DELETE_CACHE_FILES, null); 13452 // Queue up an async operation since the package deletion may take a little while. 13453 final int userId = UserHandle.getCallingUserId(); 13454 mHandler.post(new Runnable() { 13455 public void run() { 13456 mHandler.removeCallbacks(this); 13457 final boolean succeded; 13458 synchronized (mInstallLock) { 13459 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13460 } 13461 clearExternalStorageDataSync(packageName, userId, false); 13462 if (observer != null) { 13463 try { 13464 observer.onRemoveCompleted(packageName, succeded); 13465 } catch (RemoteException e) { 13466 Log.i(TAG, "Observer no longer exists."); 13467 } 13468 } //end if observer 13469 } //end run 13470 }); 13471 } 13472 13473 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13474 if (packageName == null) { 13475 Slog.w(TAG, "Attempt to delete null packageName."); 13476 return false; 13477 } 13478 PackageParser.Package p; 13479 synchronized (mPackages) { 13480 p = mPackages.get(packageName); 13481 } 13482 if (p == null) { 13483 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13484 return false; 13485 } 13486 final ApplicationInfo applicationInfo = p.applicationInfo; 13487 if (applicationInfo == null) { 13488 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13489 return false; 13490 } 13491 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13492 if (retCode < 0) { 13493 Slog.w(TAG, "Couldn't remove cache files for package: " 13494 + packageName + " u" + userId); 13495 return false; 13496 } 13497 return true; 13498 } 13499 13500 @Override 13501 public void getPackageSizeInfo(final String packageName, int userHandle, 13502 final IPackageStatsObserver observer) { 13503 mContext.enforceCallingOrSelfPermission( 13504 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13505 if (packageName == null) { 13506 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13507 } 13508 13509 PackageStats stats = new PackageStats(packageName, userHandle); 13510 13511 /* 13512 * Queue up an async operation since the package measurement may take a 13513 * little while. 13514 */ 13515 Message msg = mHandler.obtainMessage(INIT_COPY); 13516 msg.obj = new MeasureParams(stats, observer); 13517 mHandler.sendMessage(msg); 13518 } 13519 13520 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13521 PackageStats pStats) { 13522 if (packageName == null) { 13523 Slog.w(TAG, "Attempt to get size of null packageName."); 13524 return false; 13525 } 13526 PackageParser.Package p; 13527 boolean dataOnly = false; 13528 String libDirRoot = null; 13529 String asecPath = null; 13530 PackageSetting ps = null; 13531 synchronized (mPackages) { 13532 p = mPackages.get(packageName); 13533 ps = mSettings.mPackages.get(packageName); 13534 if(p == null) { 13535 dataOnly = true; 13536 if((ps == null) || (ps.pkg == null)) { 13537 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13538 return false; 13539 } 13540 p = ps.pkg; 13541 } 13542 if (ps != null) { 13543 libDirRoot = ps.legacyNativeLibraryPathString; 13544 } 13545 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13546 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13547 if (secureContainerId != null) { 13548 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13549 } 13550 } 13551 } 13552 String publicSrcDir = null; 13553 if(!dataOnly) { 13554 final ApplicationInfo applicationInfo = p.applicationInfo; 13555 if (applicationInfo == null) { 13556 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13557 return false; 13558 } 13559 if (p.isForwardLocked()) { 13560 publicSrcDir = applicationInfo.getBaseResourcePath(); 13561 } 13562 } 13563 // TODO: extend to measure size of split APKs 13564 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13565 // not just the first level. 13566 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13567 // just the primary. 13568 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13569 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13570 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13571 if (res < 0) { 13572 return false; 13573 } 13574 13575 // Fix-up for forward-locked applications in ASEC containers. 13576 if (!isExternal(p)) { 13577 pStats.codeSize += pStats.externalCodeSize; 13578 pStats.externalCodeSize = 0L; 13579 } 13580 13581 return true; 13582 } 13583 13584 13585 @Override 13586 public void addPackageToPreferred(String packageName) { 13587 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13588 } 13589 13590 @Override 13591 public void removePackageFromPreferred(String packageName) { 13592 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13593 } 13594 13595 @Override 13596 public List<PackageInfo> getPreferredPackages(int flags) { 13597 return new ArrayList<PackageInfo>(); 13598 } 13599 13600 private int getUidTargetSdkVersionLockedLPr(int uid) { 13601 Object obj = mSettings.getUserIdLPr(uid); 13602 if (obj instanceof SharedUserSetting) { 13603 final SharedUserSetting sus = (SharedUserSetting) obj; 13604 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13605 final Iterator<PackageSetting> it = sus.packages.iterator(); 13606 while (it.hasNext()) { 13607 final PackageSetting ps = it.next(); 13608 if (ps.pkg != null) { 13609 int v = ps.pkg.applicationInfo.targetSdkVersion; 13610 if (v < vers) vers = v; 13611 } 13612 } 13613 return vers; 13614 } else if (obj instanceof PackageSetting) { 13615 final PackageSetting ps = (PackageSetting) obj; 13616 if (ps.pkg != null) { 13617 return ps.pkg.applicationInfo.targetSdkVersion; 13618 } 13619 } 13620 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13621 } 13622 13623 @Override 13624 public void addPreferredActivity(IntentFilter filter, int match, 13625 ComponentName[] set, ComponentName activity, int userId) { 13626 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13627 "Adding preferred"); 13628 } 13629 13630 private void addPreferredActivityInternal(IntentFilter filter, int match, 13631 ComponentName[] set, ComponentName activity, boolean always, int userId, 13632 String opname) { 13633 // writer 13634 int callingUid = Binder.getCallingUid(); 13635 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13636 if (filter.countActions() == 0) { 13637 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13638 return; 13639 } 13640 synchronized (mPackages) { 13641 if (mContext.checkCallingOrSelfPermission( 13642 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13643 != PackageManager.PERMISSION_GRANTED) { 13644 if (getUidTargetSdkVersionLockedLPr(callingUid) 13645 < Build.VERSION_CODES.FROYO) { 13646 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13647 + callingUid); 13648 return; 13649 } 13650 mContext.enforceCallingOrSelfPermission( 13651 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13652 } 13653 13654 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13655 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13656 + userId + ":"); 13657 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13658 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13659 scheduleWritePackageRestrictionsLocked(userId); 13660 } 13661 } 13662 13663 @Override 13664 public void replacePreferredActivity(IntentFilter filter, int match, 13665 ComponentName[] set, ComponentName activity, int userId) { 13666 if (filter.countActions() != 1) { 13667 throw new IllegalArgumentException( 13668 "replacePreferredActivity expects filter to have only 1 action."); 13669 } 13670 if (filter.countDataAuthorities() != 0 13671 || filter.countDataPaths() != 0 13672 || filter.countDataSchemes() > 1 13673 || filter.countDataTypes() != 0) { 13674 throw new IllegalArgumentException( 13675 "replacePreferredActivity expects filter to have no data authorities, " + 13676 "paths, or types; and at most one scheme."); 13677 } 13678 13679 final int callingUid = Binder.getCallingUid(); 13680 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13681 synchronized (mPackages) { 13682 if (mContext.checkCallingOrSelfPermission( 13683 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13684 != PackageManager.PERMISSION_GRANTED) { 13685 if (getUidTargetSdkVersionLockedLPr(callingUid) 13686 < Build.VERSION_CODES.FROYO) { 13687 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13688 + Binder.getCallingUid()); 13689 return; 13690 } 13691 mContext.enforceCallingOrSelfPermission( 13692 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13693 } 13694 13695 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13696 if (pir != null) { 13697 // Get all of the existing entries that exactly match this filter. 13698 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13699 if (existing != null && existing.size() == 1) { 13700 PreferredActivity cur = existing.get(0); 13701 if (DEBUG_PREFERRED) { 13702 Slog.i(TAG, "Checking replace of preferred:"); 13703 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13704 if (!cur.mPref.mAlways) { 13705 Slog.i(TAG, " -- CUR; not mAlways!"); 13706 } else { 13707 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13708 Slog.i(TAG, " -- CUR: mSet=" 13709 + Arrays.toString(cur.mPref.mSetComponents)); 13710 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13711 Slog.i(TAG, " -- NEW: mMatch=" 13712 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13713 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13714 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13715 } 13716 } 13717 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13718 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13719 && cur.mPref.sameSet(set)) { 13720 // Setting the preferred activity to what it happens to be already 13721 if (DEBUG_PREFERRED) { 13722 Slog.i(TAG, "Replacing with same preferred activity " 13723 + cur.mPref.mShortComponent + " for user " 13724 + userId + ":"); 13725 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13726 } 13727 return; 13728 } 13729 } 13730 13731 if (existing != null) { 13732 if (DEBUG_PREFERRED) { 13733 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13734 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13735 } 13736 for (int i = 0; i < existing.size(); i++) { 13737 PreferredActivity pa = existing.get(i); 13738 if (DEBUG_PREFERRED) { 13739 Slog.i(TAG, "Removing existing preferred activity " 13740 + pa.mPref.mComponent + ":"); 13741 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13742 } 13743 pir.removeFilter(pa); 13744 } 13745 } 13746 } 13747 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13748 "Replacing preferred"); 13749 } 13750 } 13751 13752 @Override 13753 public void clearPackagePreferredActivities(String packageName) { 13754 final int uid = Binder.getCallingUid(); 13755 // writer 13756 synchronized (mPackages) { 13757 PackageParser.Package pkg = mPackages.get(packageName); 13758 if (pkg == null || pkg.applicationInfo.uid != uid) { 13759 if (mContext.checkCallingOrSelfPermission( 13760 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13761 != PackageManager.PERMISSION_GRANTED) { 13762 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13763 < Build.VERSION_CODES.FROYO) { 13764 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13765 + Binder.getCallingUid()); 13766 return; 13767 } 13768 mContext.enforceCallingOrSelfPermission( 13769 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13770 } 13771 } 13772 13773 int user = UserHandle.getCallingUserId(); 13774 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13775 scheduleWritePackageRestrictionsLocked(user); 13776 } 13777 } 13778 } 13779 13780 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13781 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13782 ArrayList<PreferredActivity> removed = null; 13783 boolean changed = false; 13784 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13785 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13786 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13787 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13788 continue; 13789 } 13790 Iterator<PreferredActivity> it = pir.filterIterator(); 13791 while (it.hasNext()) { 13792 PreferredActivity pa = it.next(); 13793 // Mark entry for removal only if it matches the package name 13794 // and the entry is of type "always". 13795 if (packageName == null || 13796 (pa.mPref.mComponent.getPackageName().equals(packageName) 13797 && pa.mPref.mAlways)) { 13798 if (removed == null) { 13799 removed = new ArrayList<PreferredActivity>(); 13800 } 13801 removed.add(pa); 13802 } 13803 } 13804 if (removed != null) { 13805 for (int j=0; j<removed.size(); j++) { 13806 PreferredActivity pa = removed.get(j); 13807 pir.removeFilter(pa); 13808 } 13809 changed = true; 13810 } 13811 } 13812 return changed; 13813 } 13814 13815 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13816 private void clearIntentFilterVerificationsLPw(int userId) { 13817 final int packageCount = mPackages.size(); 13818 for (int i = 0; i < packageCount; i++) { 13819 PackageParser.Package pkg = mPackages.valueAt(i); 13820 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13821 } 13822 } 13823 13824 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13825 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13826 if (userId == UserHandle.USER_ALL) { 13827 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13828 sUserManager.getUserIds())) { 13829 for (int oneUserId : sUserManager.getUserIds()) { 13830 scheduleWritePackageRestrictionsLocked(oneUserId); 13831 } 13832 } 13833 } else { 13834 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13835 scheduleWritePackageRestrictionsLocked(userId); 13836 } 13837 } 13838 } 13839 13840 void clearDefaultBrowserIfNeeded(String packageName) { 13841 for (int oneUserId : sUserManager.getUserIds()) { 13842 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13843 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13844 if (packageName.equals(defaultBrowserPackageName)) { 13845 setDefaultBrowserPackageName(null, oneUserId); 13846 } 13847 } 13848 } 13849 13850 @Override 13851 public void resetApplicationPreferences(int userId) { 13852 mContext.enforceCallingOrSelfPermission( 13853 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13854 // writer 13855 synchronized (mPackages) { 13856 final long identity = Binder.clearCallingIdentity(); 13857 try { 13858 clearPackagePreferredActivitiesLPw(null, userId); 13859 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13860 // TODO: We have to reset the default SMS and Phone. This requires 13861 // significant refactoring to keep all default apps in the package 13862 // manager (cleaner but more work) or have the services provide 13863 // callbacks to the package manager to request a default app reset. 13864 applyFactoryDefaultBrowserLPw(userId); 13865 clearIntentFilterVerificationsLPw(userId); 13866 primeDomainVerificationsLPw(userId); 13867 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 13868 scheduleWritePackageRestrictionsLocked(userId); 13869 } finally { 13870 Binder.restoreCallingIdentity(identity); 13871 } 13872 } 13873 } 13874 13875 @Override 13876 public int getPreferredActivities(List<IntentFilter> outFilters, 13877 List<ComponentName> outActivities, String packageName) { 13878 13879 int num = 0; 13880 final int userId = UserHandle.getCallingUserId(); 13881 // reader 13882 synchronized (mPackages) { 13883 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13884 if (pir != null) { 13885 final Iterator<PreferredActivity> it = pir.filterIterator(); 13886 while (it.hasNext()) { 13887 final PreferredActivity pa = it.next(); 13888 if (packageName == null 13889 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13890 && pa.mPref.mAlways)) { 13891 if (outFilters != null) { 13892 outFilters.add(new IntentFilter(pa)); 13893 } 13894 if (outActivities != null) { 13895 outActivities.add(pa.mPref.mComponent); 13896 } 13897 } 13898 } 13899 } 13900 } 13901 13902 return num; 13903 } 13904 13905 @Override 13906 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13907 int userId) { 13908 int callingUid = Binder.getCallingUid(); 13909 if (callingUid != Process.SYSTEM_UID) { 13910 throw new SecurityException( 13911 "addPersistentPreferredActivity can only be run by the system"); 13912 } 13913 if (filter.countActions() == 0) { 13914 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13915 return; 13916 } 13917 synchronized (mPackages) { 13918 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13919 " :"); 13920 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13921 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13922 new PersistentPreferredActivity(filter, activity)); 13923 scheduleWritePackageRestrictionsLocked(userId); 13924 } 13925 } 13926 13927 @Override 13928 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13929 int callingUid = Binder.getCallingUid(); 13930 if (callingUid != Process.SYSTEM_UID) { 13931 throw new SecurityException( 13932 "clearPackagePersistentPreferredActivities can only be run by the system"); 13933 } 13934 ArrayList<PersistentPreferredActivity> removed = null; 13935 boolean changed = false; 13936 synchronized (mPackages) { 13937 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13938 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13939 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13940 .valueAt(i); 13941 if (userId != thisUserId) { 13942 continue; 13943 } 13944 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13945 while (it.hasNext()) { 13946 PersistentPreferredActivity ppa = it.next(); 13947 // Mark entry for removal only if it matches the package name. 13948 if (ppa.mComponent.getPackageName().equals(packageName)) { 13949 if (removed == null) { 13950 removed = new ArrayList<PersistentPreferredActivity>(); 13951 } 13952 removed.add(ppa); 13953 } 13954 } 13955 if (removed != null) { 13956 for (int j=0; j<removed.size(); j++) { 13957 PersistentPreferredActivity ppa = removed.get(j); 13958 ppir.removeFilter(ppa); 13959 } 13960 changed = true; 13961 } 13962 } 13963 13964 if (changed) { 13965 scheduleWritePackageRestrictionsLocked(userId); 13966 } 13967 } 13968 } 13969 13970 /** 13971 * Common machinery for picking apart a restored XML blob and passing 13972 * it to a caller-supplied functor to be applied to the running system. 13973 */ 13974 private void restoreFromXml(XmlPullParser parser, int userId, 13975 String expectedStartTag, BlobXmlRestorer functor) 13976 throws IOException, XmlPullParserException { 13977 int type; 13978 while ((type = parser.next()) != XmlPullParser.START_TAG 13979 && type != XmlPullParser.END_DOCUMENT) { 13980 } 13981 if (type != XmlPullParser.START_TAG) { 13982 // oops didn't find a start tag?! 13983 if (DEBUG_BACKUP) { 13984 Slog.e(TAG, "Didn't find start tag during restore"); 13985 } 13986 return; 13987 } 13988 13989 // this is supposed to be TAG_PREFERRED_BACKUP 13990 if (!expectedStartTag.equals(parser.getName())) { 13991 if (DEBUG_BACKUP) { 13992 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13993 } 13994 return; 13995 } 13996 13997 // skip interfering stuff, then we're aligned with the backing implementation 13998 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13999 functor.apply(parser, userId); 14000 } 14001 14002 private interface BlobXmlRestorer { 14003 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14004 } 14005 14006 /** 14007 * Non-Binder method, support for the backup/restore mechanism: write the 14008 * full set of preferred activities in its canonical XML format. Returns the 14009 * XML output as a byte array, or null if there is none. 14010 */ 14011 @Override 14012 public byte[] getPreferredActivityBackup(int userId) { 14013 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14014 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14015 } 14016 14017 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14018 try { 14019 final XmlSerializer serializer = new FastXmlSerializer(); 14020 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14021 serializer.startDocument(null, true); 14022 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14023 14024 synchronized (mPackages) { 14025 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14026 } 14027 14028 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14029 serializer.endDocument(); 14030 serializer.flush(); 14031 } catch (Exception e) { 14032 if (DEBUG_BACKUP) { 14033 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14034 } 14035 return null; 14036 } 14037 14038 return dataStream.toByteArray(); 14039 } 14040 14041 @Override 14042 public void restorePreferredActivities(byte[] backup, int userId) { 14043 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14044 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14045 } 14046 14047 try { 14048 final XmlPullParser parser = Xml.newPullParser(); 14049 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14050 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14051 new BlobXmlRestorer() { 14052 @Override 14053 public void apply(XmlPullParser parser, int userId) 14054 throws XmlPullParserException, IOException { 14055 synchronized (mPackages) { 14056 mSettings.readPreferredActivitiesLPw(parser, userId); 14057 } 14058 } 14059 } ); 14060 } catch (Exception e) { 14061 if (DEBUG_BACKUP) { 14062 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14063 } 14064 } 14065 } 14066 14067 /** 14068 * Non-Binder method, support for the backup/restore mechanism: write the 14069 * default browser (etc) settings in its canonical XML format. Returns the default 14070 * browser XML representation as a byte array, or null if there is none. 14071 */ 14072 @Override 14073 public byte[] getDefaultAppsBackup(int userId) { 14074 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14075 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14076 } 14077 14078 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14079 try { 14080 final XmlSerializer serializer = new FastXmlSerializer(); 14081 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14082 serializer.startDocument(null, true); 14083 serializer.startTag(null, TAG_DEFAULT_APPS); 14084 14085 synchronized (mPackages) { 14086 mSettings.writeDefaultAppsLPr(serializer, userId); 14087 } 14088 14089 serializer.endTag(null, TAG_DEFAULT_APPS); 14090 serializer.endDocument(); 14091 serializer.flush(); 14092 } catch (Exception e) { 14093 if (DEBUG_BACKUP) { 14094 Slog.e(TAG, "Unable to write default apps for backup", e); 14095 } 14096 return null; 14097 } 14098 14099 return dataStream.toByteArray(); 14100 } 14101 14102 @Override 14103 public void restoreDefaultApps(byte[] backup, int userId) { 14104 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14105 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14106 } 14107 14108 try { 14109 final XmlPullParser parser = Xml.newPullParser(); 14110 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14111 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14112 new BlobXmlRestorer() { 14113 @Override 14114 public void apply(XmlPullParser parser, int userId) 14115 throws XmlPullParserException, IOException { 14116 synchronized (mPackages) { 14117 mSettings.readDefaultAppsLPw(parser, userId); 14118 } 14119 } 14120 } ); 14121 } catch (Exception e) { 14122 if (DEBUG_BACKUP) { 14123 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14124 } 14125 } 14126 } 14127 14128 @Override 14129 public byte[] getIntentFilterVerificationBackup(int userId) { 14130 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14131 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14132 } 14133 14134 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14135 try { 14136 final XmlSerializer serializer = new FastXmlSerializer(); 14137 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14138 serializer.startDocument(null, true); 14139 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14140 14141 synchronized (mPackages) { 14142 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14143 } 14144 14145 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14146 serializer.endDocument(); 14147 serializer.flush(); 14148 } catch (Exception e) { 14149 if (DEBUG_BACKUP) { 14150 Slog.e(TAG, "Unable to write default apps for backup", e); 14151 } 14152 return null; 14153 } 14154 14155 return dataStream.toByteArray(); 14156 } 14157 14158 @Override 14159 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14160 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14161 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14162 } 14163 14164 try { 14165 final XmlPullParser parser = Xml.newPullParser(); 14166 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14167 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14168 new BlobXmlRestorer() { 14169 @Override 14170 public void apply(XmlPullParser parser, int userId) 14171 throws XmlPullParserException, IOException { 14172 synchronized (mPackages) { 14173 mSettings.readAllDomainVerificationsLPr(parser, userId); 14174 mSettings.writeLPr(); 14175 } 14176 } 14177 } ); 14178 } catch (Exception e) { 14179 if (DEBUG_BACKUP) { 14180 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14181 } 14182 } 14183 } 14184 14185 @Override 14186 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14187 int sourceUserId, int targetUserId, int flags) { 14188 mContext.enforceCallingOrSelfPermission( 14189 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14190 int callingUid = Binder.getCallingUid(); 14191 enforceOwnerRights(ownerPackage, callingUid); 14192 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14193 if (intentFilter.countActions() == 0) { 14194 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14195 return; 14196 } 14197 synchronized (mPackages) { 14198 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14199 ownerPackage, targetUserId, flags); 14200 CrossProfileIntentResolver resolver = 14201 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14202 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14203 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14204 if (existing != null) { 14205 int size = existing.size(); 14206 for (int i = 0; i < size; i++) { 14207 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14208 return; 14209 } 14210 } 14211 } 14212 resolver.addFilter(newFilter); 14213 scheduleWritePackageRestrictionsLocked(sourceUserId); 14214 } 14215 } 14216 14217 @Override 14218 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14219 mContext.enforceCallingOrSelfPermission( 14220 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14221 int callingUid = Binder.getCallingUid(); 14222 enforceOwnerRights(ownerPackage, callingUid); 14223 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14224 synchronized (mPackages) { 14225 CrossProfileIntentResolver resolver = 14226 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14227 ArraySet<CrossProfileIntentFilter> set = 14228 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14229 for (CrossProfileIntentFilter filter : set) { 14230 if (filter.getOwnerPackage().equals(ownerPackage)) { 14231 resolver.removeFilter(filter); 14232 } 14233 } 14234 scheduleWritePackageRestrictionsLocked(sourceUserId); 14235 } 14236 } 14237 14238 // Enforcing that callingUid is owning pkg on userId 14239 private void enforceOwnerRights(String pkg, int callingUid) { 14240 // The system owns everything. 14241 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14242 return; 14243 } 14244 int callingUserId = UserHandle.getUserId(callingUid); 14245 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14246 if (pi == null) { 14247 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14248 + callingUserId); 14249 } 14250 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14251 throw new SecurityException("Calling uid " + callingUid 14252 + " does not own package " + pkg); 14253 } 14254 } 14255 14256 @Override 14257 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14258 Intent intent = new Intent(Intent.ACTION_MAIN); 14259 intent.addCategory(Intent.CATEGORY_HOME); 14260 14261 final int callingUserId = UserHandle.getCallingUserId(); 14262 List<ResolveInfo> list = queryIntentActivities(intent, null, 14263 PackageManager.GET_META_DATA, callingUserId); 14264 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14265 true, false, false, callingUserId); 14266 14267 allHomeCandidates.clear(); 14268 if (list != null) { 14269 for (ResolveInfo ri : list) { 14270 allHomeCandidates.add(ri); 14271 } 14272 } 14273 return (preferred == null || preferred.activityInfo == null) 14274 ? null 14275 : new ComponentName(preferred.activityInfo.packageName, 14276 preferred.activityInfo.name); 14277 } 14278 14279 @Override 14280 public void setApplicationEnabledSetting(String appPackageName, 14281 int newState, int flags, int userId, String callingPackage) { 14282 if (!sUserManager.exists(userId)) return; 14283 if (callingPackage == null) { 14284 callingPackage = Integer.toString(Binder.getCallingUid()); 14285 } 14286 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14287 } 14288 14289 @Override 14290 public void setComponentEnabledSetting(ComponentName componentName, 14291 int newState, int flags, int userId) { 14292 if (!sUserManager.exists(userId)) return; 14293 setEnabledSetting(componentName.getPackageName(), 14294 componentName.getClassName(), newState, flags, userId, null); 14295 } 14296 14297 private void setEnabledSetting(final String packageName, String className, int newState, 14298 final int flags, int userId, String callingPackage) { 14299 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14300 || newState == COMPONENT_ENABLED_STATE_ENABLED 14301 || newState == COMPONENT_ENABLED_STATE_DISABLED 14302 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14303 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14304 throw new IllegalArgumentException("Invalid new component state: " 14305 + newState); 14306 } 14307 PackageSetting pkgSetting; 14308 final int uid = Binder.getCallingUid(); 14309 final int permission = mContext.checkCallingOrSelfPermission( 14310 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14311 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14312 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14313 boolean sendNow = false; 14314 boolean isApp = (className == null); 14315 String componentName = isApp ? packageName : className; 14316 int packageUid = -1; 14317 ArrayList<String> components; 14318 14319 // writer 14320 synchronized (mPackages) { 14321 pkgSetting = mSettings.mPackages.get(packageName); 14322 if (pkgSetting == null) { 14323 if (className == null) { 14324 throw new IllegalArgumentException( 14325 "Unknown package: " + packageName); 14326 } 14327 throw new IllegalArgumentException( 14328 "Unknown component: " + packageName 14329 + "/" + className); 14330 } 14331 // Allow root and verify that userId is not being specified by a different user 14332 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14333 throw new SecurityException( 14334 "Permission Denial: attempt to change component state from pid=" 14335 + Binder.getCallingPid() 14336 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14337 } 14338 if (className == null) { 14339 // We're dealing with an application/package level state change 14340 if (pkgSetting.getEnabled(userId) == newState) { 14341 // Nothing to do 14342 return; 14343 } 14344 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14345 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14346 // Don't care about who enables an app. 14347 callingPackage = null; 14348 } 14349 pkgSetting.setEnabled(newState, userId, callingPackage); 14350 // pkgSetting.pkg.mSetEnabled = newState; 14351 } else { 14352 // We're dealing with a component level state change 14353 // First, verify that this is a valid class name. 14354 PackageParser.Package pkg = pkgSetting.pkg; 14355 if (pkg == null || !pkg.hasComponentClassName(className)) { 14356 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14357 throw new IllegalArgumentException("Component class " + className 14358 + " does not exist in " + packageName); 14359 } else { 14360 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14361 + className + " does not exist in " + packageName); 14362 } 14363 } 14364 switch (newState) { 14365 case COMPONENT_ENABLED_STATE_ENABLED: 14366 if (!pkgSetting.enableComponentLPw(className, userId)) { 14367 return; 14368 } 14369 break; 14370 case COMPONENT_ENABLED_STATE_DISABLED: 14371 if (!pkgSetting.disableComponentLPw(className, userId)) { 14372 return; 14373 } 14374 break; 14375 case COMPONENT_ENABLED_STATE_DEFAULT: 14376 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14377 return; 14378 } 14379 break; 14380 default: 14381 Slog.e(TAG, "Invalid new component state: " + newState); 14382 return; 14383 } 14384 } 14385 scheduleWritePackageRestrictionsLocked(userId); 14386 components = mPendingBroadcasts.get(userId, packageName); 14387 final boolean newPackage = components == null; 14388 if (newPackage) { 14389 components = new ArrayList<String>(); 14390 } 14391 if (!components.contains(componentName)) { 14392 components.add(componentName); 14393 } 14394 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14395 sendNow = true; 14396 // Purge entry from pending broadcast list if another one exists already 14397 // since we are sending one right away. 14398 mPendingBroadcasts.remove(userId, packageName); 14399 } else { 14400 if (newPackage) { 14401 mPendingBroadcasts.put(userId, packageName, components); 14402 } 14403 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14404 // Schedule a message 14405 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14406 } 14407 } 14408 } 14409 14410 long callingId = Binder.clearCallingIdentity(); 14411 try { 14412 if (sendNow) { 14413 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14414 sendPackageChangedBroadcast(packageName, 14415 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14416 } 14417 } finally { 14418 Binder.restoreCallingIdentity(callingId); 14419 } 14420 } 14421 14422 private void sendPackageChangedBroadcast(String packageName, 14423 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14424 if (DEBUG_INSTALL) 14425 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14426 + componentNames); 14427 Bundle extras = new Bundle(4); 14428 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14429 String nameList[] = new String[componentNames.size()]; 14430 componentNames.toArray(nameList); 14431 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14432 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14433 extras.putInt(Intent.EXTRA_UID, packageUid); 14434 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14435 new int[] {UserHandle.getUserId(packageUid)}); 14436 } 14437 14438 @Override 14439 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14440 if (!sUserManager.exists(userId)) return; 14441 final int uid = Binder.getCallingUid(); 14442 final int permission = mContext.checkCallingOrSelfPermission( 14443 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14444 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14445 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14446 // writer 14447 synchronized (mPackages) { 14448 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14449 allowedByPermission, uid, userId)) { 14450 scheduleWritePackageRestrictionsLocked(userId); 14451 } 14452 } 14453 } 14454 14455 @Override 14456 public String getInstallerPackageName(String packageName) { 14457 // reader 14458 synchronized (mPackages) { 14459 return mSettings.getInstallerPackageNameLPr(packageName); 14460 } 14461 } 14462 14463 @Override 14464 public int getApplicationEnabledSetting(String packageName, int userId) { 14465 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14466 int uid = Binder.getCallingUid(); 14467 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14468 // reader 14469 synchronized (mPackages) { 14470 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14471 } 14472 } 14473 14474 @Override 14475 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14476 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14477 int uid = Binder.getCallingUid(); 14478 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14479 // reader 14480 synchronized (mPackages) { 14481 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14482 } 14483 } 14484 14485 @Override 14486 public void enterSafeMode() { 14487 enforceSystemOrRoot("Only the system can request entering safe mode"); 14488 14489 if (!mSystemReady) { 14490 mSafeMode = true; 14491 } 14492 } 14493 14494 @Override 14495 public void systemReady() { 14496 mSystemReady = true; 14497 14498 // Read the compatibilty setting when the system is ready. 14499 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14500 mContext.getContentResolver(), 14501 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14502 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14503 if (DEBUG_SETTINGS) { 14504 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14505 } 14506 14507 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14508 14509 synchronized (mPackages) { 14510 // Verify that all of the preferred activity components actually 14511 // exist. It is possible for applications to be updated and at 14512 // that point remove a previously declared activity component that 14513 // had been set as a preferred activity. We try to clean this up 14514 // the next time we encounter that preferred activity, but it is 14515 // possible for the user flow to never be able to return to that 14516 // situation so here we do a sanity check to make sure we haven't 14517 // left any junk around. 14518 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14519 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14520 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14521 removed.clear(); 14522 for (PreferredActivity pa : pir.filterSet()) { 14523 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14524 removed.add(pa); 14525 } 14526 } 14527 if (removed.size() > 0) { 14528 for (int r=0; r<removed.size(); r++) { 14529 PreferredActivity pa = removed.get(r); 14530 Slog.w(TAG, "Removing dangling preferred activity: " 14531 + pa.mPref.mComponent); 14532 pir.removeFilter(pa); 14533 } 14534 mSettings.writePackageRestrictionsLPr( 14535 mSettings.mPreferredActivities.keyAt(i)); 14536 } 14537 } 14538 14539 for (int userId : UserManagerService.getInstance().getUserIds()) { 14540 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14541 grantPermissionsUserIds = ArrayUtils.appendInt( 14542 grantPermissionsUserIds, userId); 14543 } 14544 } 14545 } 14546 sUserManager.systemReady(); 14547 14548 // If we upgraded grant all default permissions before kicking off. 14549 for (int userId : grantPermissionsUserIds) { 14550 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14551 } 14552 14553 // Kick off any messages waiting for system ready 14554 if (mPostSystemReadyMessages != null) { 14555 for (Message msg : mPostSystemReadyMessages) { 14556 msg.sendToTarget(); 14557 } 14558 mPostSystemReadyMessages = null; 14559 } 14560 14561 // Watch for external volumes that come and go over time 14562 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14563 storage.registerListener(mStorageListener); 14564 14565 mInstallerService.systemReady(); 14566 mPackageDexOptimizer.systemReady(); 14567 14568 MountServiceInternal mountServiceInternal = LocalServices.getService( 14569 MountServiceInternal.class); 14570 mountServiceInternal.addExternalStoragePolicy( 14571 new MountServiceInternal.ExternalStorageMountPolicy() { 14572 @Override 14573 public int getMountMode(int uid, String packageName) { 14574 if (Process.isIsolated(uid)) { 14575 return Zygote.MOUNT_EXTERNAL_NONE; 14576 } 14577 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14578 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14579 } 14580 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14581 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14582 } 14583 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14584 return Zygote.MOUNT_EXTERNAL_READ; 14585 } 14586 return Zygote.MOUNT_EXTERNAL_WRITE; 14587 } 14588 14589 @Override 14590 public boolean hasExternalStorage(int uid, String packageName) { 14591 return true; 14592 } 14593 }); 14594 } 14595 14596 @Override 14597 public boolean isSafeMode() { 14598 return mSafeMode; 14599 } 14600 14601 @Override 14602 public boolean hasSystemUidErrors() { 14603 return mHasSystemUidErrors; 14604 } 14605 14606 static String arrayToString(int[] array) { 14607 StringBuffer buf = new StringBuffer(128); 14608 buf.append('['); 14609 if (array != null) { 14610 for (int i=0; i<array.length; i++) { 14611 if (i > 0) buf.append(", "); 14612 buf.append(array[i]); 14613 } 14614 } 14615 buf.append(']'); 14616 return buf.toString(); 14617 } 14618 14619 static class DumpState { 14620 public static final int DUMP_LIBS = 1 << 0; 14621 public static final int DUMP_FEATURES = 1 << 1; 14622 public static final int DUMP_RESOLVERS = 1 << 2; 14623 public static final int DUMP_PERMISSIONS = 1 << 3; 14624 public static final int DUMP_PACKAGES = 1 << 4; 14625 public static final int DUMP_SHARED_USERS = 1 << 5; 14626 public static final int DUMP_MESSAGES = 1 << 6; 14627 public static final int DUMP_PROVIDERS = 1 << 7; 14628 public static final int DUMP_VERIFIERS = 1 << 8; 14629 public static final int DUMP_PREFERRED = 1 << 9; 14630 public static final int DUMP_PREFERRED_XML = 1 << 10; 14631 public static final int DUMP_KEYSETS = 1 << 11; 14632 public static final int DUMP_VERSION = 1 << 12; 14633 public static final int DUMP_INSTALLS = 1 << 13; 14634 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14635 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14636 14637 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14638 14639 private int mTypes; 14640 14641 private int mOptions; 14642 14643 private boolean mTitlePrinted; 14644 14645 private SharedUserSetting mSharedUser; 14646 14647 public boolean isDumping(int type) { 14648 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14649 return true; 14650 } 14651 14652 return (mTypes & type) != 0; 14653 } 14654 14655 public void setDump(int type) { 14656 mTypes |= type; 14657 } 14658 14659 public boolean isOptionEnabled(int option) { 14660 return (mOptions & option) != 0; 14661 } 14662 14663 public void setOptionEnabled(int option) { 14664 mOptions |= option; 14665 } 14666 14667 public boolean onTitlePrinted() { 14668 final boolean printed = mTitlePrinted; 14669 mTitlePrinted = true; 14670 return printed; 14671 } 14672 14673 public boolean getTitlePrinted() { 14674 return mTitlePrinted; 14675 } 14676 14677 public void setTitlePrinted(boolean enabled) { 14678 mTitlePrinted = enabled; 14679 } 14680 14681 public SharedUserSetting getSharedUser() { 14682 return mSharedUser; 14683 } 14684 14685 public void setSharedUser(SharedUserSetting user) { 14686 mSharedUser = user; 14687 } 14688 } 14689 14690 @Override 14691 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14692 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14693 != PackageManager.PERMISSION_GRANTED) { 14694 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14695 + Binder.getCallingPid() 14696 + ", uid=" + Binder.getCallingUid() 14697 + " without permission " 14698 + android.Manifest.permission.DUMP); 14699 return; 14700 } 14701 14702 DumpState dumpState = new DumpState(); 14703 boolean fullPreferred = false; 14704 boolean checkin = false; 14705 14706 String packageName = null; 14707 ArraySet<String> permissionNames = null; 14708 14709 int opti = 0; 14710 while (opti < args.length) { 14711 String opt = args[opti]; 14712 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14713 break; 14714 } 14715 opti++; 14716 14717 if ("-a".equals(opt)) { 14718 // Right now we only know how to print all. 14719 } else if ("-h".equals(opt)) { 14720 pw.println("Package manager dump options:"); 14721 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14722 pw.println(" --checkin: dump for a checkin"); 14723 pw.println(" -f: print details of intent filters"); 14724 pw.println(" -h: print this help"); 14725 pw.println(" cmd may be one of:"); 14726 pw.println(" l[ibraries]: list known shared libraries"); 14727 pw.println(" f[ibraries]: list device features"); 14728 pw.println(" k[eysets]: print known keysets"); 14729 pw.println(" r[esolvers]: dump intent resolvers"); 14730 pw.println(" perm[issions]: dump permissions"); 14731 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14732 pw.println(" pref[erred]: print preferred package settings"); 14733 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14734 pw.println(" prov[iders]: dump content providers"); 14735 pw.println(" p[ackages]: dump installed packages"); 14736 pw.println(" s[hared-users]: dump shared user IDs"); 14737 pw.println(" m[essages]: print collected runtime messages"); 14738 pw.println(" v[erifiers]: print package verifier info"); 14739 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14740 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14741 pw.println(" version: print database version info"); 14742 pw.println(" write: write current settings now"); 14743 pw.println(" installs: details about install sessions"); 14744 pw.println(" <package.name>: info about given package"); 14745 return; 14746 } else if ("--checkin".equals(opt)) { 14747 checkin = true; 14748 } else if ("-f".equals(opt)) { 14749 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14750 } else { 14751 pw.println("Unknown argument: " + opt + "; use -h for help"); 14752 } 14753 } 14754 14755 // Is the caller requesting to dump a particular piece of data? 14756 if (opti < args.length) { 14757 String cmd = args[opti]; 14758 opti++; 14759 // Is this a package name? 14760 if ("android".equals(cmd) || cmd.contains(".")) { 14761 packageName = cmd; 14762 // When dumping a single package, we always dump all of its 14763 // filter information since the amount of data will be reasonable. 14764 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14765 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14766 dumpState.setDump(DumpState.DUMP_LIBS); 14767 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14768 dumpState.setDump(DumpState.DUMP_FEATURES); 14769 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14770 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14771 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14772 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14773 } else if ("permission".equals(cmd)) { 14774 if (opti >= args.length) { 14775 pw.println("Error: permission requires permission name"); 14776 return; 14777 } 14778 permissionNames = new ArraySet<>(); 14779 while (opti < args.length) { 14780 permissionNames.add(args[opti]); 14781 opti++; 14782 } 14783 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14784 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14785 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14786 dumpState.setDump(DumpState.DUMP_PREFERRED); 14787 } else if ("preferred-xml".equals(cmd)) { 14788 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14789 if (opti < args.length && "--full".equals(args[opti])) { 14790 fullPreferred = true; 14791 opti++; 14792 } 14793 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14794 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14795 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14796 dumpState.setDump(DumpState.DUMP_PACKAGES); 14797 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14798 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14799 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14800 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14801 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14802 dumpState.setDump(DumpState.DUMP_MESSAGES); 14803 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14804 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14805 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14806 || "intent-filter-verifiers".equals(cmd)) { 14807 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14808 } else if ("version".equals(cmd)) { 14809 dumpState.setDump(DumpState.DUMP_VERSION); 14810 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14811 dumpState.setDump(DumpState.DUMP_KEYSETS); 14812 } else if ("installs".equals(cmd)) { 14813 dumpState.setDump(DumpState.DUMP_INSTALLS); 14814 } else if ("write".equals(cmd)) { 14815 synchronized (mPackages) { 14816 mSettings.writeLPr(); 14817 pw.println("Settings written."); 14818 return; 14819 } 14820 } 14821 } 14822 14823 if (checkin) { 14824 pw.println("vers,1"); 14825 } 14826 14827 // reader 14828 synchronized (mPackages) { 14829 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14830 if (!checkin) { 14831 if (dumpState.onTitlePrinted()) 14832 pw.println(); 14833 pw.println("Database versions:"); 14834 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 14835 } 14836 } 14837 14838 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14839 if (!checkin) { 14840 if (dumpState.onTitlePrinted()) 14841 pw.println(); 14842 pw.println("Verifiers:"); 14843 pw.print(" Required: "); 14844 pw.print(mRequiredVerifierPackage); 14845 pw.print(" (uid="); 14846 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14847 pw.println(")"); 14848 } else if (mRequiredVerifierPackage != null) { 14849 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14850 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14851 } 14852 } 14853 14854 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14855 packageName == null) { 14856 if (mIntentFilterVerifierComponent != null) { 14857 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14858 if (!checkin) { 14859 if (dumpState.onTitlePrinted()) 14860 pw.println(); 14861 pw.println("Intent Filter Verifier:"); 14862 pw.print(" Using: "); 14863 pw.print(verifierPackageName); 14864 pw.print(" (uid="); 14865 pw.print(getPackageUid(verifierPackageName, 0)); 14866 pw.println(")"); 14867 } else if (verifierPackageName != null) { 14868 pw.print("ifv,"); pw.print(verifierPackageName); 14869 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14870 } 14871 } else { 14872 pw.println(); 14873 pw.println("No Intent Filter Verifier available!"); 14874 } 14875 } 14876 14877 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14878 boolean printedHeader = false; 14879 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14880 while (it.hasNext()) { 14881 String name = it.next(); 14882 SharedLibraryEntry ent = mSharedLibraries.get(name); 14883 if (!checkin) { 14884 if (!printedHeader) { 14885 if (dumpState.onTitlePrinted()) 14886 pw.println(); 14887 pw.println("Libraries:"); 14888 printedHeader = true; 14889 } 14890 pw.print(" "); 14891 } else { 14892 pw.print("lib,"); 14893 } 14894 pw.print(name); 14895 if (!checkin) { 14896 pw.print(" -> "); 14897 } 14898 if (ent.path != null) { 14899 if (!checkin) { 14900 pw.print("(jar) "); 14901 pw.print(ent.path); 14902 } else { 14903 pw.print(",jar,"); 14904 pw.print(ent.path); 14905 } 14906 } else { 14907 if (!checkin) { 14908 pw.print("(apk) "); 14909 pw.print(ent.apk); 14910 } else { 14911 pw.print(",apk,"); 14912 pw.print(ent.apk); 14913 } 14914 } 14915 pw.println(); 14916 } 14917 } 14918 14919 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14920 if (dumpState.onTitlePrinted()) 14921 pw.println(); 14922 if (!checkin) { 14923 pw.println("Features:"); 14924 } 14925 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14926 while (it.hasNext()) { 14927 String name = it.next(); 14928 if (!checkin) { 14929 pw.print(" "); 14930 } else { 14931 pw.print("feat,"); 14932 } 14933 pw.println(name); 14934 } 14935 } 14936 14937 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14938 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14939 : "Activity Resolver Table:", " ", packageName, 14940 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14941 dumpState.setTitlePrinted(true); 14942 } 14943 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14944 : "Receiver Resolver Table:", " ", packageName, 14945 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14946 dumpState.setTitlePrinted(true); 14947 } 14948 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14949 : "Service Resolver Table:", " ", packageName, 14950 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14951 dumpState.setTitlePrinted(true); 14952 } 14953 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14954 : "Provider Resolver Table:", " ", packageName, 14955 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14956 dumpState.setTitlePrinted(true); 14957 } 14958 } 14959 14960 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14961 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14962 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14963 int user = mSettings.mPreferredActivities.keyAt(i); 14964 if (pir.dump(pw, 14965 dumpState.getTitlePrinted() 14966 ? "\nPreferred Activities User " + user + ":" 14967 : "Preferred Activities User " + user + ":", " ", 14968 packageName, true, false)) { 14969 dumpState.setTitlePrinted(true); 14970 } 14971 } 14972 } 14973 14974 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14975 pw.flush(); 14976 FileOutputStream fout = new FileOutputStream(fd); 14977 BufferedOutputStream str = new BufferedOutputStream(fout); 14978 XmlSerializer serializer = new FastXmlSerializer(); 14979 try { 14980 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14981 serializer.startDocument(null, true); 14982 serializer.setFeature( 14983 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14984 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14985 serializer.endDocument(); 14986 serializer.flush(); 14987 } catch (IllegalArgumentException e) { 14988 pw.println("Failed writing: " + e); 14989 } catch (IllegalStateException e) { 14990 pw.println("Failed writing: " + e); 14991 } catch (IOException e) { 14992 pw.println("Failed writing: " + e); 14993 } 14994 } 14995 14996 if (!checkin 14997 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14998 && packageName == null) { 14999 pw.println(); 15000 int count = mSettings.mPackages.size(); 15001 if (count == 0) { 15002 pw.println("No applications!"); 15003 pw.println(); 15004 } else { 15005 final String prefix = " "; 15006 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15007 if (allPackageSettings.size() == 0) { 15008 pw.println("No domain preferred apps!"); 15009 pw.println(); 15010 } else { 15011 pw.println("App verification status:"); 15012 pw.println(); 15013 count = 0; 15014 for (PackageSetting ps : allPackageSettings) { 15015 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15016 if (ivi == null || ivi.getPackageName() == null) continue; 15017 pw.println(prefix + "Package: " + ivi.getPackageName()); 15018 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15019 pw.println(prefix + "Status: " + ivi.getStatusString()); 15020 pw.println(); 15021 count++; 15022 } 15023 if (count == 0) { 15024 pw.println(prefix + "No app verification established."); 15025 pw.println(); 15026 } 15027 for (int userId : sUserManager.getUserIds()) { 15028 pw.println("App linkages for user " + userId + ":"); 15029 pw.println(); 15030 count = 0; 15031 for (PackageSetting ps : allPackageSettings) { 15032 final long status = ps.getDomainVerificationStatusForUser(userId); 15033 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15034 continue; 15035 } 15036 pw.println(prefix + "Package: " + ps.name); 15037 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15038 String statusStr = IntentFilterVerificationInfo. 15039 getStatusStringFromValue(status); 15040 pw.println(prefix + "Status: " + statusStr); 15041 pw.println(); 15042 count++; 15043 } 15044 if (count == 0) { 15045 pw.println(prefix + "No configured app linkages."); 15046 pw.println(); 15047 } 15048 } 15049 } 15050 } 15051 } 15052 15053 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15054 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15055 if (packageName == null && permissionNames == null) { 15056 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15057 if (iperm == 0) { 15058 if (dumpState.onTitlePrinted()) 15059 pw.println(); 15060 pw.println("AppOp Permissions:"); 15061 } 15062 pw.print(" AppOp Permission "); 15063 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15064 pw.println(":"); 15065 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15066 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15067 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15068 } 15069 } 15070 } 15071 } 15072 15073 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15074 boolean printedSomething = false; 15075 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15076 if (packageName != null && !packageName.equals(p.info.packageName)) { 15077 continue; 15078 } 15079 if (!printedSomething) { 15080 if (dumpState.onTitlePrinted()) 15081 pw.println(); 15082 pw.println("Registered ContentProviders:"); 15083 printedSomething = true; 15084 } 15085 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15086 pw.print(" "); pw.println(p.toString()); 15087 } 15088 printedSomething = false; 15089 for (Map.Entry<String, PackageParser.Provider> entry : 15090 mProvidersByAuthority.entrySet()) { 15091 PackageParser.Provider p = entry.getValue(); 15092 if (packageName != null && !packageName.equals(p.info.packageName)) { 15093 continue; 15094 } 15095 if (!printedSomething) { 15096 if (dumpState.onTitlePrinted()) 15097 pw.println(); 15098 pw.println("ContentProvider Authorities:"); 15099 printedSomething = true; 15100 } 15101 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15102 pw.print(" "); pw.println(p.toString()); 15103 if (p.info != null && p.info.applicationInfo != null) { 15104 final String appInfo = p.info.applicationInfo.toString(); 15105 pw.print(" applicationInfo="); pw.println(appInfo); 15106 } 15107 } 15108 } 15109 15110 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15111 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15112 } 15113 15114 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15115 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15116 } 15117 15118 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15119 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15120 } 15121 15122 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15123 // XXX should handle packageName != null by dumping only install data that 15124 // the given package is involved with. 15125 if (dumpState.onTitlePrinted()) pw.println(); 15126 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15127 } 15128 15129 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15130 if (dumpState.onTitlePrinted()) pw.println(); 15131 mSettings.dumpReadMessagesLPr(pw, dumpState); 15132 15133 pw.println(); 15134 pw.println("Package warning messages:"); 15135 BufferedReader in = null; 15136 String line = null; 15137 try { 15138 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15139 while ((line = in.readLine()) != null) { 15140 if (line.contains("ignored: updated version")) continue; 15141 pw.println(line); 15142 } 15143 } catch (IOException ignored) { 15144 } finally { 15145 IoUtils.closeQuietly(in); 15146 } 15147 } 15148 15149 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15150 BufferedReader in = null; 15151 String line = null; 15152 try { 15153 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15154 while ((line = in.readLine()) != null) { 15155 if (line.contains("ignored: updated version")) continue; 15156 pw.print("msg,"); 15157 pw.println(line); 15158 } 15159 } catch (IOException ignored) { 15160 } finally { 15161 IoUtils.closeQuietly(in); 15162 } 15163 } 15164 } 15165 } 15166 15167 private String dumpDomainString(String packageName) { 15168 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15169 List<IntentFilter> filters = getAllIntentFilters(packageName); 15170 15171 ArraySet<String> result = new ArraySet<>(); 15172 if (iviList.size() > 0) { 15173 for (IntentFilterVerificationInfo ivi : iviList) { 15174 for (String host : ivi.getDomains()) { 15175 result.add(host); 15176 } 15177 } 15178 } 15179 if (filters != null && filters.size() > 0) { 15180 for (IntentFilter filter : filters) { 15181 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15182 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15183 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15184 result.addAll(filter.getHostsList()); 15185 } 15186 } 15187 } 15188 15189 StringBuilder sb = new StringBuilder(result.size() * 16); 15190 for (String domain : result) { 15191 if (sb.length() > 0) sb.append(" "); 15192 sb.append(domain); 15193 } 15194 return sb.toString(); 15195 } 15196 15197 // ------- apps on sdcard specific code ------- 15198 static final boolean DEBUG_SD_INSTALL = false; 15199 15200 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15201 15202 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15203 15204 private boolean mMediaMounted = false; 15205 15206 static String getEncryptKey() { 15207 try { 15208 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15209 SD_ENCRYPTION_KEYSTORE_NAME); 15210 if (sdEncKey == null) { 15211 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15212 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15213 if (sdEncKey == null) { 15214 Slog.e(TAG, "Failed to create encryption keys"); 15215 return null; 15216 } 15217 } 15218 return sdEncKey; 15219 } catch (NoSuchAlgorithmException nsae) { 15220 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15221 return null; 15222 } catch (IOException ioe) { 15223 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15224 return null; 15225 } 15226 } 15227 15228 /* 15229 * Update media status on PackageManager. 15230 */ 15231 @Override 15232 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15233 int callingUid = Binder.getCallingUid(); 15234 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15235 throw new SecurityException("Media status can only be updated by the system"); 15236 } 15237 // reader; this apparently protects mMediaMounted, but should probably 15238 // be a different lock in that case. 15239 synchronized (mPackages) { 15240 Log.i(TAG, "Updating external media status from " 15241 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15242 + (mediaStatus ? "mounted" : "unmounted")); 15243 if (DEBUG_SD_INSTALL) 15244 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15245 + ", mMediaMounted=" + mMediaMounted); 15246 if (mediaStatus == mMediaMounted) { 15247 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15248 : 0, -1); 15249 mHandler.sendMessage(msg); 15250 return; 15251 } 15252 mMediaMounted = mediaStatus; 15253 } 15254 // Queue up an async operation since the package installation may take a 15255 // little while. 15256 mHandler.post(new Runnable() { 15257 public void run() { 15258 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15259 } 15260 }); 15261 } 15262 15263 /** 15264 * Called by MountService when the initial ASECs to scan are available. 15265 * Should block until all the ASEC containers are finished being scanned. 15266 */ 15267 public void scanAvailableAsecs() { 15268 updateExternalMediaStatusInner(true, false, false); 15269 if (mShouldRestoreconData) { 15270 SELinuxMMAC.setRestoreconDone(); 15271 mShouldRestoreconData = false; 15272 } 15273 } 15274 15275 /* 15276 * Collect information of applications on external media, map them against 15277 * existing containers and update information based on current mount status. 15278 * Please note that we always have to report status if reportStatus has been 15279 * set to true especially when unloading packages. 15280 */ 15281 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15282 boolean externalStorage) { 15283 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15284 int[] uidArr = EmptyArray.INT; 15285 15286 final String[] list = PackageHelper.getSecureContainerList(); 15287 if (ArrayUtils.isEmpty(list)) { 15288 Log.i(TAG, "No secure containers found"); 15289 } else { 15290 // Process list of secure containers and categorize them 15291 // as active or stale based on their package internal state. 15292 15293 // reader 15294 synchronized (mPackages) { 15295 for (String cid : list) { 15296 // Leave stages untouched for now; installer service owns them 15297 if (PackageInstallerService.isStageName(cid)) continue; 15298 15299 if (DEBUG_SD_INSTALL) 15300 Log.i(TAG, "Processing container " + cid); 15301 String pkgName = getAsecPackageName(cid); 15302 if (pkgName == null) { 15303 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15304 continue; 15305 } 15306 if (DEBUG_SD_INSTALL) 15307 Log.i(TAG, "Looking for pkg : " + pkgName); 15308 15309 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15310 if (ps == null) { 15311 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15312 continue; 15313 } 15314 15315 /* 15316 * Skip packages that are not external if we're unmounting 15317 * external storage. 15318 */ 15319 if (externalStorage && !isMounted && !isExternal(ps)) { 15320 continue; 15321 } 15322 15323 final AsecInstallArgs args = new AsecInstallArgs(cid, 15324 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15325 // The package status is changed only if the code path 15326 // matches between settings and the container id. 15327 if (ps.codePathString != null 15328 && ps.codePathString.startsWith(args.getCodePath())) { 15329 if (DEBUG_SD_INSTALL) { 15330 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15331 + " at code path: " + ps.codePathString); 15332 } 15333 15334 // We do have a valid package installed on sdcard 15335 processCids.put(args, ps.codePathString); 15336 final int uid = ps.appId; 15337 if (uid != -1) { 15338 uidArr = ArrayUtils.appendInt(uidArr, uid); 15339 } 15340 } else { 15341 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15342 + ps.codePathString); 15343 } 15344 } 15345 } 15346 15347 Arrays.sort(uidArr); 15348 } 15349 15350 // Process packages with valid entries. 15351 if (isMounted) { 15352 if (DEBUG_SD_INSTALL) 15353 Log.i(TAG, "Loading packages"); 15354 loadMediaPackages(processCids, uidArr); 15355 startCleaningPackages(); 15356 mInstallerService.onSecureContainersAvailable(); 15357 } else { 15358 if (DEBUG_SD_INSTALL) 15359 Log.i(TAG, "Unloading packages"); 15360 unloadMediaPackages(processCids, uidArr, reportStatus); 15361 } 15362 } 15363 15364 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15365 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15366 final int size = infos.size(); 15367 final String[] packageNames = new String[size]; 15368 final int[] packageUids = new int[size]; 15369 for (int i = 0; i < size; i++) { 15370 final ApplicationInfo info = infos.get(i); 15371 packageNames[i] = info.packageName; 15372 packageUids[i] = info.uid; 15373 } 15374 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15375 finishedReceiver); 15376 } 15377 15378 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15379 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15380 sendResourcesChangedBroadcast(mediaStatus, replacing, 15381 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15382 } 15383 15384 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15385 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15386 int size = pkgList.length; 15387 if (size > 0) { 15388 // Send broadcasts here 15389 Bundle extras = new Bundle(); 15390 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15391 if (uidArr != null) { 15392 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15393 } 15394 if (replacing) { 15395 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15396 } 15397 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15398 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15399 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15400 } 15401 } 15402 15403 /* 15404 * Look at potentially valid container ids from processCids If package 15405 * information doesn't match the one on record or package scanning fails, 15406 * the cid is added to list of removeCids. We currently don't delete stale 15407 * containers. 15408 */ 15409 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15410 ArrayList<String> pkgList = new ArrayList<String>(); 15411 Set<AsecInstallArgs> keys = processCids.keySet(); 15412 15413 for (AsecInstallArgs args : keys) { 15414 String codePath = processCids.get(args); 15415 if (DEBUG_SD_INSTALL) 15416 Log.i(TAG, "Loading container : " + args.cid); 15417 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15418 try { 15419 // Make sure there are no container errors first. 15420 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15421 Slog.e(TAG, "Failed to mount cid : " + args.cid 15422 + " when installing from sdcard"); 15423 continue; 15424 } 15425 // Check code path here. 15426 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15427 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15428 + " does not match one in settings " + codePath); 15429 continue; 15430 } 15431 // Parse package 15432 int parseFlags = mDefParseFlags; 15433 if (args.isExternalAsec()) { 15434 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15435 } 15436 if (args.isFwdLocked()) { 15437 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15438 } 15439 15440 synchronized (mInstallLock) { 15441 PackageParser.Package pkg = null; 15442 try { 15443 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15444 } catch (PackageManagerException e) { 15445 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15446 } 15447 // Scan the package 15448 if (pkg != null) { 15449 /* 15450 * TODO why is the lock being held? doPostInstall is 15451 * called in other places without the lock. This needs 15452 * to be straightened out. 15453 */ 15454 // writer 15455 synchronized (mPackages) { 15456 retCode = PackageManager.INSTALL_SUCCEEDED; 15457 pkgList.add(pkg.packageName); 15458 // Post process args 15459 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15460 pkg.applicationInfo.uid); 15461 } 15462 } else { 15463 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15464 } 15465 } 15466 15467 } finally { 15468 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15469 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15470 } 15471 } 15472 } 15473 // writer 15474 synchronized (mPackages) { 15475 // If the platform SDK has changed since the last time we booted, 15476 // we need to re-grant app permission to catch any new ones that 15477 // appear. This is really a hack, and means that apps can in some 15478 // cases get permissions that the user didn't initially explicitly 15479 // allow... it would be nice to have some better way to handle 15480 // this situation. 15481 final VersionInfo ver = mSettings.getExternalVersion(); 15482 15483 int updateFlags = UPDATE_PERMISSIONS_ALL; 15484 if (ver.sdkVersion != mSdkVersion) { 15485 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15486 + mSdkVersion + "; regranting permissions for external"); 15487 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15488 } 15489 updatePermissionsLPw(null, null, updateFlags); 15490 15491 // Yay, everything is now upgraded 15492 ver.forceCurrent(); 15493 15494 // can downgrade to reader 15495 // Persist settings 15496 mSettings.writeLPr(); 15497 } 15498 // Send a broadcast to let everyone know we are done processing 15499 if (pkgList.size() > 0) { 15500 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15501 } 15502 } 15503 15504 /* 15505 * Utility method to unload a list of specified containers 15506 */ 15507 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15508 // Just unmount all valid containers. 15509 for (AsecInstallArgs arg : cidArgs) { 15510 synchronized (mInstallLock) { 15511 arg.doPostDeleteLI(false); 15512 } 15513 } 15514 } 15515 15516 /* 15517 * Unload packages mounted on external media. This involves deleting package 15518 * data from internal structures, sending broadcasts about diabled packages, 15519 * gc'ing to free up references, unmounting all secure containers 15520 * corresponding to packages on external media, and posting a 15521 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15522 * that we always have to post this message if status has been requested no 15523 * matter what. 15524 */ 15525 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15526 final boolean reportStatus) { 15527 if (DEBUG_SD_INSTALL) 15528 Log.i(TAG, "unloading media packages"); 15529 ArrayList<String> pkgList = new ArrayList<String>(); 15530 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15531 final Set<AsecInstallArgs> keys = processCids.keySet(); 15532 for (AsecInstallArgs args : keys) { 15533 String pkgName = args.getPackageName(); 15534 if (DEBUG_SD_INSTALL) 15535 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15536 // Delete package internally 15537 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15538 synchronized (mInstallLock) { 15539 boolean res = deletePackageLI(pkgName, null, false, null, null, 15540 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15541 if (res) { 15542 pkgList.add(pkgName); 15543 } else { 15544 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15545 failedList.add(args); 15546 } 15547 } 15548 } 15549 15550 // reader 15551 synchronized (mPackages) { 15552 // We didn't update the settings after removing each package; 15553 // write them now for all packages. 15554 mSettings.writeLPr(); 15555 } 15556 15557 // We have to absolutely send UPDATED_MEDIA_STATUS only 15558 // after confirming that all the receivers processed the ordered 15559 // broadcast when packages get disabled, force a gc to clean things up. 15560 // and unload all the containers. 15561 if (pkgList.size() > 0) { 15562 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15563 new IIntentReceiver.Stub() { 15564 public void performReceive(Intent intent, int resultCode, String data, 15565 Bundle extras, boolean ordered, boolean sticky, 15566 int sendingUser) throws RemoteException { 15567 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15568 reportStatus ? 1 : 0, 1, keys); 15569 mHandler.sendMessage(msg); 15570 } 15571 }); 15572 } else { 15573 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15574 keys); 15575 mHandler.sendMessage(msg); 15576 } 15577 } 15578 15579 private void loadPrivatePackages(VolumeInfo vol) { 15580 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15581 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15582 synchronized (mInstallLock) { 15583 synchronized (mPackages) { 15584 final VersionInfo ver = mSettings.findOrCreateVersion(vol.fsUuid); 15585 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15586 for (PackageSetting ps : packages) { 15587 final PackageParser.Package pkg; 15588 try { 15589 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15590 loaded.add(pkg.applicationInfo); 15591 } catch (PackageManagerException e) { 15592 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15593 } 15594 15595 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15596 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15597 } 15598 } 15599 15600 int updateFlags = UPDATE_PERMISSIONS_ALL; 15601 if (ver.sdkVersion != mSdkVersion) { 15602 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15603 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15604 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15605 } 15606 updatePermissionsLPw(null, null, updateFlags); 15607 15608 // Yay, everything is now upgraded 15609 ver.forceCurrent(); 15610 15611 mSettings.writeLPr(); 15612 } 15613 } 15614 15615 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15616 sendResourcesChangedBroadcast(true, false, loaded, null); 15617 } 15618 15619 private void unloadPrivatePackages(VolumeInfo vol) { 15620 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15621 synchronized (mInstallLock) { 15622 synchronized (mPackages) { 15623 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15624 for (PackageSetting ps : packages) { 15625 if (ps.pkg == null) continue; 15626 15627 final ApplicationInfo info = ps.pkg.applicationInfo; 15628 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15629 if (deletePackageLI(ps.name, null, false, null, null, 15630 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15631 unloaded.add(info); 15632 } else { 15633 Slog.w(TAG, "Failed to unload " + ps.codePath); 15634 } 15635 } 15636 15637 mSettings.writeLPr(); 15638 } 15639 } 15640 15641 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15642 sendResourcesChangedBroadcast(false, false, unloaded, null); 15643 } 15644 15645 /** 15646 * Examine all users present on given mounted volume, and destroy data 15647 * belonging to users that are no longer valid, or whose user ID has been 15648 * recycled. 15649 */ 15650 private void reconcileUsers(String volumeUuid) { 15651 final File[] files = FileUtils 15652 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15653 for (File file : files) { 15654 if (!file.isDirectory()) continue; 15655 15656 final int userId; 15657 final UserInfo info; 15658 try { 15659 userId = Integer.parseInt(file.getName()); 15660 info = sUserManager.getUserInfo(userId); 15661 } catch (NumberFormatException e) { 15662 Slog.w(TAG, "Invalid user directory " + file); 15663 continue; 15664 } 15665 15666 boolean destroyUser = false; 15667 if (info == null) { 15668 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15669 + " because no matching user was found"); 15670 destroyUser = true; 15671 } else { 15672 try { 15673 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15674 } catch (IOException e) { 15675 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15676 + " because we failed to enforce serial number: " + e); 15677 destroyUser = true; 15678 } 15679 } 15680 15681 if (destroyUser) { 15682 synchronized (mInstallLock) { 15683 mInstaller.removeUserDataDirs(volumeUuid, userId); 15684 } 15685 } 15686 } 15687 15688 final UserManager um = mContext.getSystemService(UserManager.class); 15689 for (UserInfo user : um.getUsers()) { 15690 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15691 if (userDir.exists()) continue; 15692 15693 try { 15694 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15695 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15696 } catch (IOException e) { 15697 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15698 } 15699 } 15700 } 15701 15702 /** 15703 * Examine all apps present on given mounted volume, and destroy apps that 15704 * aren't expected, either due to uninstallation or reinstallation on 15705 * another volume. 15706 */ 15707 private void reconcileApps(String volumeUuid) { 15708 final File[] files = FileUtils 15709 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15710 for (File file : files) { 15711 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15712 && !PackageInstallerService.isStageName(file.getName()); 15713 if (!isPackage) { 15714 // Ignore entries which are not packages 15715 continue; 15716 } 15717 15718 boolean destroyApp = false; 15719 String packageName = null; 15720 try { 15721 final PackageLite pkg = PackageParser.parsePackageLite(file, 15722 PackageParser.PARSE_MUST_BE_APK); 15723 packageName = pkg.packageName; 15724 15725 synchronized (mPackages) { 15726 final PackageSetting ps = mSettings.mPackages.get(packageName); 15727 if (ps == null) { 15728 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15729 + volumeUuid + " because we found no install record"); 15730 destroyApp = true; 15731 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15732 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15733 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15734 destroyApp = true; 15735 } 15736 } 15737 15738 } catch (PackageParserException e) { 15739 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15740 destroyApp = true; 15741 } 15742 15743 if (destroyApp) { 15744 synchronized (mInstallLock) { 15745 if (packageName != null) { 15746 removeDataDirsLI(volumeUuid, packageName); 15747 } 15748 if (file.isDirectory()) { 15749 mInstaller.rmPackageDir(file.getAbsolutePath()); 15750 } else { 15751 file.delete(); 15752 } 15753 } 15754 } 15755 } 15756 } 15757 15758 private void unfreezePackage(String packageName) { 15759 synchronized (mPackages) { 15760 final PackageSetting ps = mSettings.mPackages.get(packageName); 15761 if (ps != null) { 15762 ps.frozen = false; 15763 } 15764 } 15765 } 15766 15767 @Override 15768 public int movePackage(final String packageName, final String volumeUuid) { 15769 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15770 15771 final int moveId = mNextMoveId.getAndIncrement(); 15772 try { 15773 movePackageInternal(packageName, volumeUuid, moveId); 15774 } catch (PackageManagerException e) { 15775 Slog.w(TAG, "Failed to move " + packageName, e); 15776 mMoveCallbacks.notifyStatusChanged(moveId, 15777 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15778 } 15779 return moveId; 15780 } 15781 15782 private void movePackageInternal(final String packageName, final String volumeUuid, 15783 final int moveId) throws PackageManagerException { 15784 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15785 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15786 final PackageManager pm = mContext.getPackageManager(); 15787 15788 final boolean currentAsec; 15789 final String currentVolumeUuid; 15790 final File codeFile; 15791 final String installerPackageName; 15792 final String packageAbiOverride; 15793 final int appId; 15794 final String seinfo; 15795 final String label; 15796 15797 // reader 15798 synchronized (mPackages) { 15799 final PackageParser.Package pkg = mPackages.get(packageName); 15800 final PackageSetting ps = mSettings.mPackages.get(packageName); 15801 if (pkg == null || ps == null) { 15802 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15803 } 15804 15805 if (pkg.applicationInfo.isSystemApp()) { 15806 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15807 "Cannot move system application"); 15808 } 15809 15810 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15811 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15812 "Package already moved to " + volumeUuid); 15813 } 15814 15815 final File probe = new File(pkg.codePath); 15816 final File probeOat = new File(probe, "oat"); 15817 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15818 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15819 "Move only supported for modern cluster style installs"); 15820 } 15821 15822 if (ps.frozen) { 15823 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15824 "Failed to move already frozen package"); 15825 } 15826 ps.frozen = true; 15827 15828 currentAsec = pkg.applicationInfo.isForwardLocked() 15829 || pkg.applicationInfo.isExternalAsec(); 15830 currentVolumeUuid = ps.volumeUuid; 15831 codeFile = new File(pkg.codePath); 15832 installerPackageName = ps.installerPackageName; 15833 packageAbiOverride = ps.cpuAbiOverrideString; 15834 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15835 seinfo = pkg.applicationInfo.seinfo; 15836 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15837 } 15838 15839 // Now that we're guarded by frozen state, kill app during move 15840 final long token = Binder.clearCallingIdentity(); 15841 try { 15842 killApplication(packageName, appId, "move pkg"); 15843 } finally { 15844 Binder.restoreCallingIdentity(token); 15845 } 15846 15847 final Bundle extras = new Bundle(); 15848 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15849 extras.putString(Intent.EXTRA_TITLE, label); 15850 mMoveCallbacks.notifyCreated(moveId, extras); 15851 15852 int installFlags; 15853 final boolean moveCompleteApp; 15854 final File measurePath; 15855 15856 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15857 installFlags = INSTALL_INTERNAL; 15858 moveCompleteApp = !currentAsec; 15859 measurePath = Environment.getDataAppDirectory(volumeUuid); 15860 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15861 installFlags = INSTALL_EXTERNAL; 15862 moveCompleteApp = false; 15863 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15864 } else { 15865 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15866 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15867 || !volume.isMountedWritable()) { 15868 unfreezePackage(packageName); 15869 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15870 "Move location not mounted private volume"); 15871 } 15872 15873 Preconditions.checkState(!currentAsec); 15874 15875 installFlags = INSTALL_INTERNAL; 15876 moveCompleteApp = true; 15877 measurePath = Environment.getDataAppDirectory(volumeUuid); 15878 } 15879 15880 final PackageStats stats = new PackageStats(null, -1); 15881 synchronized (mInstaller) { 15882 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15883 unfreezePackage(packageName); 15884 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15885 "Failed to measure package size"); 15886 } 15887 } 15888 15889 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15890 + stats.dataSize); 15891 15892 final long startFreeBytes = measurePath.getFreeSpace(); 15893 final long sizeBytes; 15894 if (moveCompleteApp) { 15895 sizeBytes = stats.codeSize + stats.dataSize; 15896 } else { 15897 sizeBytes = stats.codeSize; 15898 } 15899 15900 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15901 unfreezePackage(packageName); 15902 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15903 "Not enough free space to move"); 15904 } 15905 15906 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15907 15908 final CountDownLatch installedLatch = new CountDownLatch(1); 15909 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15910 @Override 15911 public void onUserActionRequired(Intent intent) throws RemoteException { 15912 throw new IllegalStateException(); 15913 } 15914 15915 @Override 15916 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15917 Bundle extras) throws RemoteException { 15918 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15919 + PackageManager.installStatusToString(returnCode, msg)); 15920 15921 installedLatch.countDown(); 15922 15923 // Regardless of success or failure of the move operation, 15924 // always unfreeze the package 15925 unfreezePackage(packageName); 15926 15927 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15928 switch (status) { 15929 case PackageInstaller.STATUS_SUCCESS: 15930 mMoveCallbacks.notifyStatusChanged(moveId, 15931 PackageManager.MOVE_SUCCEEDED); 15932 break; 15933 case PackageInstaller.STATUS_FAILURE_STORAGE: 15934 mMoveCallbacks.notifyStatusChanged(moveId, 15935 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15936 break; 15937 default: 15938 mMoveCallbacks.notifyStatusChanged(moveId, 15939 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15940 break; 15941 } 15942 } 15943 }; 15944 15945 final MoveInfo move; 15946 if (moveCompleteApp) { 15947 // Kick off a thread to report progress estimates 15948 new Thread() { 15949 @Override 15950 public void run() { 15951 while (true) { 15952 try { 15953 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15954 break; 15955 } 15956 } catch (InterruptedException ignored) { 15957 } 15958 15959 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15960 final int progress = 10 + (int) MathUtils.constrain( 15961 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15962 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15963 } 15964 } 15965 }.start(); 15966 15967 final String dataAppName = codeFile.getName(); 15968 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15969 dataAppName, appId, seinfo); 15970 } else { 15971 move = null; 15972 } 15973 15974 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15975 15976 final Message msg = mHandler.obtainMessage(INIT_COPY); 15977 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15978 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15979 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 15980 mHandler.sendMessage(msg); 15981 } 15982 15983 @Override 15984 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15985 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15986 15987 final int realMoveId = mNextMoveId.getAndIncrement(); 15988 final Bundle extras = new Bundle(); 15989 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15990 mMoveCallbacks.notifyCreated(realMoveId, extras); 15991 15992 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15993 @Override 15994 public void onCreated(int moveId, Bundle extras) { 15995 // Ignored 15996 } 15997 15998 @Override 15999 public void onStatusChanged(int moveId, int status, long estMillis) { 16000 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16001 } 16002 }; 16003 16004 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16005 storage.setPrimaryStorageUuid(volumeUuid, callback); 16006 return realMoveId; 16007 } 16008 16009 @Override 16010 public int getMoveStatus(int moveId) { 16011 mContext.enforceCallingOrSelfPermission( 16012 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16013 return mMoveCallbacks.mLastStatus.get(moveId); 16014 } 16015 16016 @Override 16017 public void registerMoveCallback(IPackageMoveObserver callback) { 16018 mContext.enforceCallingOrSelfPermission( 16019 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16020 mMoveCallbacks.register(callback); 16021 } 16022 16023 @Override 16024 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16025 mContext.enforceCallingOrSelfPermission( 16026 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16027 mMoveCallbacks.unregister(callback); 16028 } 16029 16030 @Override 16031 public boolean setInstallLocation(int loc) { 16032 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16033 null); 16034 if (getInstallLocation() == loc) { 16035 return true; 16036 } 16037 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16038 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16039 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16040 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16041 return true; 16042 } 16043 return false; 16044 } 16045 16046 @Override 16047 public int getInstallLocation() { 16048 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16049 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16050 PackageHelper.APP_INSTALL_AUTO); 16051 } 16052 16053 /** Called by UserManagerService */ 16054 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16055 mDirtyUsers.remove(userHandle); 16056 mSettings.removeUserLPw(userHandle); 16057 mPendingBroadcasts.remove(userHandle); 16058 if (mInstaller != null) { 16059 // Technically, we shouldn't be doing this with the package lock 16060 // held. However, this is very rare, and there is already so much 16061 // other disk I/O going on, that we'll let it slide for now. 16062 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16063 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16064 final String volumeUuid = vol.getFsUuid(); 16065 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16066 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16067 } 16068 } 16069 mUserNeedsBadging.delete(userHandle); 16070 removeUnusedPackagesLILPw(userManager, userHandle); 16071 } 16072 16073 /** 16074 * We're removing userHandle and would like to remove any downloaded packages 16075 * that are no longer in use by any other user. 16076 * @param userHandle the user being removed 16077 */ 16078 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16079 final boolean DEBUG_CLEAN_APKS = false; 16080 int [] users = userManager.getUserIdsLPr(); 16081 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16082 while (psit.hasNext()) { 16083 PackageSetting ps = psit.next(); 16084 if (ps.pkg == null) { 16085 continue; 16086 } 16087 final String packageName = ps.pkg.packageName; 16088 // Skip over if system app 16089 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16090 continue; 16091 } 16092 if (DEBUG_CLEAN_APKS) { 16093 Slog.i(TAG, "Checking package " + packageName); 16094 } 16095 boolean keep = false; 16096 for (int i = 0; i < users.length; i++) { 16097 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16098 keep = true; 16099 if (DEBUG_CLEAN_APKS) { 16100 Slog.i(TAG, " Keeping package " + packageName + " for user " 16101 + users[i]); 16102 } 16103 break; 16104 } 16105 } 16106 if (!keep) { 16107 if (DEBUG_CLEAN_APKS) { 16108 Slog.i(TAG, " Removing package " + packageName); 16109 } 16110 mHandler.post(new Runnable() { 16111 public void run() { 16112 deletePackageX(packageName, userHandle, 0); 16113 } //end run 16114 }); 16115 } 16116 } 16117 } 16118 16119 /** Called by UserManagerService */ 16120 void createNewUserLILPw(int userHandle) { 16121 if (mInstaller != null) { 16122 mInstaller.createUserConfig(userHandle); 16123 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16124 applyFactoryDefaultBrowserLPw(userHandle); 16125 primeDomainVerificationsLPw(userHandle); 16126 } 16127 } 16128 16129 void newUserCreated(final int userHandle) { 16130 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16131 } 16132 16133 @Override 16134 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16135 mContext.enforceCallingOrSelfPermission( 16136 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16137 "Only package verification agents can read the verifier device identity"); 16138 16139 synchronized (mPackages) { 16140 return mSettings.getVerifierDeviceIdentityLPw(); 16141 } 16142 } 16143 16144 @Override 16145 public void setPermissionEnforced(String permission, boolean enforced) { 16146 // TODO: Now that we no longer change GID for storage, this should to away. 16147 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16148 "setPermissionEnforced"); 16149 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16150 synchronized (mPackages) { 16151 if (mSettings.mReadExternalStorageEnforced == null 16152 || mSettings.mReadExternalStorageEnforced != enforced) { 16153 mSettings.mReadExternalStorageEnforced = enforced; 16154 mSettings.writeLPr(); 16155 } 16156 } 16157 // kill any non-foreground processes so we restart them and 16158 // grant/revoke the GID. 16159 final IActivityManager am = ActivityManagerNative.getDefault(); 16160 if (am != null) { 16161 final long token = Binder.clearCallingIdentity(); 16162 try { 16163 am.killProcessesBelowForeground("setPermissionEnforcement"); 16164 } catch (RemoteException e) { 16165 } finally { 16166 Binder.restoreCallingIdentity(token); 16167 } 16168 } 16169 } else { 16170 throw new IllegalArgumentException("No selective enforcement for " + permission); 16171 } 16172 } 16173 16174 @Override 16175 @Deprecated 16176 public boolean isPermissionEnforced(String permission) { 16177 return true; 16178 } 16179 16180 @Override 16181 public boolean isStorageLow() { 16182 final long token = Binder.clearCallingIdentity(); 16183 try { 16184 final DeviceStorageMonitorInternal 16185 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16186 if (dsm != null) { 16187 return dsm.isMemoryLow(); 16188 } else { 16189 return false; 16190 } 16191 } finally { 16192 Binder.restoreCallingIdentity(token); 16193 } 16194 } 16195 16196 @Override 16197 public IPackageInstaller getPackageInstaller() { 16198 return mInstallerService; 16199 } 16200 16201 private boolean userNeedsBadging(int userId) { 16202 int index = mUserNeedsBadging.indexOfKey(userId); 16203 if (index < 0) { 16204 final UserInfo userInfo; 16205 final long token = Binder.clearCallingIdentity(); 16206 try { 16207 userInfo = sUserManager.getUserInfo(userId); 16208 } finally { 16209 Binder.restoreCallingIdentity(token); 16210 } 16211 final boolean b; 16212 if (userInfo != null && userInfo.isManagedProfile()) { 16213 b = true; 16214 } else { 16215 b = false; 16216 } 16217 mUserNeedsBadging.put(userId, b); 16218 return b; 16219 } 16220 return mUserNeedsBadging.valueAt(index); 16221 } 16222 16223 @Override 16224 public KeySet getKeySetByAlias(String packageName, String alias) { 16225 if (packageName == null || alias == null) { 16226 return null; 16227 } 16228 synchronized(mPackages) { 16229 final PackageParser.Package pkg = mPackages.get(packageName); 16230 if (pkg == null) { 16231 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16232 throw new IllegalArgumentException("Unknown package: " + packageName); 16233 } 16234 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16235 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16236 } 16237 } 16238 16239 @Override 16240 public KeySet getSigningKeySet(String packageName) { 16241 if (packageName == null) { 16242 return null; 16243 } 16244 synchronized(mPackages) { 16245 final PackageParser.Package pkg = mPackages.get(packageName); 16246 if (pkg == null) { 16247 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16248 throw new IllegalArgumentException("Unknown package: " + packageName); 16249 } 16250 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16251 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16252 throw new SecurityException("May not access signing KeySet of other apps."); 16253 } 16254 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16255 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16256 } 16257 } 16258 16259 @Override 16260 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16261 if (packageName == null || ks == null) { 16262 return false; 16263 } 16264 synchronized(mPackages) { 16265 final PackageParser.Package pkg = mPackages.get(packageName); 16266 if (pkg == null) { 16267 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16268 throw new IllegalArgumentException("Unknown package: " + packageName); 16269 } 16270 IBinder ksh = ks.getToken(); 16271 if (ksh instanceof KeySetHandle) { 16272 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16273 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16274 } 16275 return false; 16276 } 16277 } 16278 16279 @Override 16280 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16281 if (packageName == null || ks == null) { 16282 return false; 16283 } 16284 synchronized(mPackages) { 16285 final PackageParser.Package pkg = mPackages.get(packageName); 16286 if (pkg == null) { 16287 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16288 throw new IllegalArgumentException("Unknown package: " + packageName); 16289 } 16290 IBinder ksh = ks.getToken(); 16291 if (ksh instanceof KeySetHandle) { 16292 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16293 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16294 } 16295 return false; 16296 } 16297 } 16298 16299 public void getUsageStatsIfNoPackageUsageInfo() { 16300 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16301 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16302 if (usm == null) { 16303 throw new IllegalStateException("UsageStatsManager must be initialized"); 16304 } 16305 long now = System.currentTimeMillis(); 16306 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16307 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16308 String packageName = entry.getKey(); 16309 PackageParser.Package pkg = mPackages.get(packageName); 16310 if (pkg == null) { 16311 continue; 16312 } 16313 UsageStats usage = entry.getValue(); 16314 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16315 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16316 } 16317 } 16318 } 16319 16320 /** 16321 * Check and throw if the given before/after packages would be considered a 16322 * downgrade. 16323 */ 16324 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16325 throws PackageManagerException { 16326 if (after.versionCode < before.mVersionCode) { 16327 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16328 "Update version code " + after.versionCode + " is older than current " 16329 + before.mVersionCode); 16330 } else if (after.versionCode == before.mVersionCode) { 16331 if (after.baseRevisionCode < before.baseRevisionCode) { 16332 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16333 "Update base revision code " + after.baseRevisionCode 16334 + " is older than current " + before.baseRevisionCode); 16335 } 16336 16337 if (!ArrayUtils.isEmpty(after.splitNames)) { 16338 for (int i = 0; i < after.splitNames.length; i++) { 16339 final String splitName = after.splitNames[i]; 16340 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16341 if (j != -1) { 16342 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16343 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16344 "Update split " + splitName + " revision code " 16345 + after.splitRevisionCodes[i] + " is older than current " 16346 + before.splitRevisionCodes[j]); 16347 } 16348 } 16349 } 16350 } 16351 } 16352 } 16353 16354 private static class MoveCallbacks extends Handler { 16355 private static final int MSG_CREATED = 1; 16356 private static final int MSG_STATUS_CHANGED = 2; 16357 16358 private final RemoteCallbackList<IPackageMoveObserver> 16359 mCallbacks = new RemoteCallbackList<>(); 16360 16361 private final SparseIntArray mLastStatus = new SparseIntArray(); 16362 16363 public MoveCallbacks(Looper looper) { 16364 super(looper); 16365 } 16366 16367 public void register(IPackageMoveObserver callback) { 16368 mCallbacks.register(callback); 16369 } 16370 16371 public void unregister(IPackageMoveObserver callback) { 16372 mCallbacks.unregister(callback); 16373 } 16374 16375 @Override 16376 public void handleMessage(Message msg) { 16377 final SomeArgs args = (SomeArgs) msg.obj; 16378 final int n = mCallbacks.beginBroadcast(); 16379 for (int i = 0; i < n; i++) { 16380 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16381 try { 16382 invokeCallback(callback, msg.what, args); 16383 } catch (RemoteException ignored) { 16384 } 16385 } 16386 mCallbacks.finishBroadcast(); 16387 args.recycle(); 16388 } 16389 16390 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16391 throws RemoteException { 16392 switch (what) { 16393 case MSG_CREATED: { 16394 callback.onCreated(args.argi1, (Bundle) args.arg2); 16395 break; 16396 } 16397 case MSG_STATUS_CHANGED: { 16398 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16399 break; 16400 } 16401 } 16402 } 16403 16404 private void notifyCreated(int moveId, Bundle extras) { 16405 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16406 16407 final SomeArgs args = SomeArgs.obtain(); 16408 args.argi1 = moveId; 16409 args.arg2 = extras; 16410 obtainMessage(MSG_CREATED, args).sendToTarget(); 16411 } 16412 16413 private void notifyStatusChanged(int moveId, int status) { 16414 notifyStatusChanged(moveId, status, -1); 16415 } 16416 16417 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16418 Slog.v(TAG, "Move " + moveId + " status " + status); 16419 16420 final SomeArgs args = SomeArgs.obtain(); 16421 args.argi1 = moveId; 16422 args.argi2 = status; 16423 args.arg3 = estMillis; 16424 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16425 16426 synchronized (mLastStatus) { 16427 mLastStatus.put(moveId, status); 16428 } 16429 } 16430 } 16431 16432 private final class OnPermissionChangeListeners extends Handler { 16433 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16434 16435 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16436 new RemoteCallbackList<>(); 16437 16438 public OnPermissionChangeListeners(Looper looper) { 16439 super(looper); 16440 } 16441 16442 @Override 16443 public void handleMessage(Message msg) { 16444 switch (msg.what) { 16445 case MSG_ON_PERMISSIONS_CHANGED: { 16446 final int uid = msg.arg1; 16447 handleOnPermissionsChanged(uid); 16448 } break; 16449 } 16450 } 16451 16452 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16453 mPermissionListeners.register(listener); 16454 16455 } 16456 16457 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16458 mPermissionListeners.unregister(listener); 16459 } 16460 16461 public void onPermissionsChanged(int uid) { 16462 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16463 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16464 } 16465 } 16466 16467 private void handleOnPermissionsChanged(int uid) { 16468 final int count = mPermissionListeners.beginBroadcast(); 16469 try { 16470 for (int i = 0; i < count; i++) { 16471 IOnPermissionsChangeListener callback = mPermissionListeners 16472 .getBroadcastItem(i); 16473 try { 16474 callback.onPermissionsChanged(uid); 16475 } catch (RemoteException e) { 16476 Log.e(TAG, "Permission listener is dead", e); 16477 } 16478 } 16479 } finally { 16480 mPermissionListeners.finishBroadcast(); 16481 } 16482 } 16483 } 16484 16485 private class PackageManagerInternalImpl extends PackageManagerInternal { 16486 @Override 16487 public void setLocationPackagesProvider(PackagesProvider provider) { 16488 synchronized (mPackages) { 16489 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16490 } 16491 } 16492 16493 @Override 16494 public void setImePackagesProvider(PackagesProvider provider) { 16495 synchronized (mPackages) { 16496 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16497 } 16498 } 16499 16500 @Override 16501 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16502 synchronized (mPackages) { 16503 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16504 } 16505 } 16506 16507 @Override 16508 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16509 synchronized (mPackages) { 16510 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16511 } 16512 } 16513 16514 @Override 16515 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16516 synchronized (mPackages) { 16517 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16518 } 16519 } 16520 16521 @Override 16522 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16523 synchronized (mPackages) { 16524 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16525 } 16526 } 16527 16528 @Override 16529 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16530 synchronized (mPackages) { 16531 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16532 packageName, userId); 16533 } 16534 } 16535 16536 @Override 16537 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16538 synchronized (mPackages) { 16539 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16540 packageName, userId); 16541 } 16542 } 16543 } 16544 16545 @Override 16546 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16547 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16548 synchronized (mPackages) { 16549 final long identity = Binder.clearCallingIdentity(); 16550 try { 16551 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16552 packageNames, userId); 16553 } finally { 16554 Binder.restoreCallingIdentity(identity); 16555 } 16556 } 16557 } 16558 16559 private static void enforceSystemOrPhoneCaller(String tag) { 16560 int callingUid = Binder.getCallingUid(); 16561 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16562 throw new SecurityException( 16563 "Cannot call " + tag + " from UID " + callingUid); 16564 } 16565 } 16566} 16567