PackageManagerService.java revision 28762e61e2e45a7e30af02c6fa840a065a645b68
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_REQUIRE_KNOWN = 1<<12; 327 static final int SCAN_MOVE = 1<<13; 328 static final int SCAN_INITIAL = 1<<14; 329 330 static final int REMOVE_CHATTY = 1<<16; 331 332 private static final int[] EMPTY_INT_ARRAY = new int[0]; 333 334 /** 335 * Timeout (in milliseconds) after which the watchdog should declare that 336 * our handler thread is wedged. The usual default for such things is one 337 * minute but we sometimes do very lengthy I/O operations on this thread, 338 * such as installing multi-gigabyte applications, so ours needs to be longer. 339 */ 340 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 341 342 /** 343 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 344 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 345 * settings entry if available, otherwise we use the hardcoded default. If it's been 346 * more than this long since the last fstrim, we force one during the boot sequence. 347 * 348 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 349 * one gets run at the next available charging+idle time. This final mandatory 350 * no-fstrim check kicks in only of the other scheduling criteria is never met. 351 */ 352 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 353 354 /** 355 * Whether verification is enabled by default. 356 */ 357 private static final boolean DEFAULT_VERIFY_ENABLE = true; 358 359 /** 360 * The default maximum time to wait for the verification agent to return in 361 * milliseconds. 362 */ 363 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 364 365 /** 366 * The default response for package verification timeout. 367 * 368 * This can be either PackageManager.VERIFICATION_ALLOW or 369 * PackageManager.VERIFICATION_REJECT. 370 */ 371 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 372 373 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 374 375 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 376 DEFAULT_CONTAINER_PACKAGE, 377 "com.android.defcontainer.DefaultContainerService"); 378 379 private static final String KILL_APP_REASON_GIDS_CHANGED = 380 "permission grant or revoke changed gids"; 381 382 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 383 "permissions revoked"; 384 385 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 386 387 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 388 389 /** Permission grant: not grant the permission. */ 390 private static final int GRANT_DENIED = 1; 391 392 /** Permission grant: grant the permission as an install permission. */ 393 private static final int GRANT_INSTALL = 2; 394 395 /** Permission grant: grant the permission as an install permission for a legacy app. */ 396 private static final int GRANT_INSTALL_LEGACY = 3; 397 398 /** Permission grant: grant the permission as a runtime one. */ 399 private static final int GRANT_RUNTIME = 4; 400 401 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 402 private static final int GRANT_UPGRADE = 5; 403 404 /** Canonical intent used to identify what counts as a "web browser" app */ 405 private static final Intent sBrowserIntent; 406 static { 407 sBrowserIntent = new Intent(); 408 sBrowserIntent.setAction(Intent.ACTION_VIEW); 409 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 410 sBrowserIntent.setData(Uri.parse("http:")); 411 } 412 413 final ServiceThread mHandlerThread; 414 415 final PackageHandler mHandler; 416 417 /** 418 * Messages for {@link #mHandler} that need to wait for system ready before 419 * being dispatched. 420 */ 421 private ArrayList<Message> mPostSystemReadyMessages; 422 423 final int mSdkVersion = Build.VERSION.SDK_INT; 424 425 final Context mContext; 426 final boolean mFactoryTest; 427 final boolean mOnlyCore; 428 final boolean mLazyDexOpt; 429 final long mDexOptLRUThresholdInMills; 430 final DisplayMetrics mMetrics; 431 final int mDefParseFlags; 432 final String[] mSeparateProcesses; 433 final boolean mIsUpgrade; 434 435 // This is where all application persistent data goes. 436 final File mAppDataDir; 437 438 // This is where all application persistent data goes for secondary users. 439 final File mUserAppDataDir; 440 441 /** The location for ASEC container files on internal storage. */ 442 final String mAsecInternalPath; 443 444 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 445 // LOCK HELD. Can be called with mInstallLock held. 446 @GuardedBy("mInstallLock") 447 final Installer mInstaller; 448 449 /** Directory where installed third-party apps stored */ 450 final File mAppInstallDir; 451 452 /** 453 * Directory to which applications installed internally have their 454 * 32 bit native libraries copied. 455 */ 456 private File mAppLib32InstallDir; 457 458 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 459 // apps. 460 final File mDrmAppPrivateInstallDir; 461 462 // ---------------------------------------------------------------- 463 464 // Lock for state used when installing and doing other long running 465 // operations. Methods that must be called with this lock held have 466 // the suffix "LI". 467 final Object mInstallLock = new Object(); 468 469 // ---------------------------------------------------------------- 470 471 // Keys are String (package name), values are Package. This also serves 472 // as the lock for the global state. Methods that must be called with 473 // this lock held have the prefix "LP". 474 @GuardedBy("mPackages") 475 final ArrayMap<String, PackageParser.Package> mPackages = 476 new ArrayMap<String, PackageParser.Package>(); 477 478 // Tracks available target package names -> overlay package paths. 479 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 480 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 481 482 /** 483 * Tracks new system packages [receiving in an OTA] that we expect to 484 * find updated user-installed versions. Keys are package name, values 485 * are package location. 486 */ 487 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 488 489 final Settings mSettings; 490 boolean mRestoredSettings; 491 492 // System configuration read by SystemConfig. 493 final int[] mGlobalGids; 494 final SparseArray<ArraySet<String>> mSystemPermissions; 495 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 496 497 // If mac_permissions.xml was found for seinfo labeling. 498 boolean mFoundPolicyFile; 499 500 // If a recursive restorecon of /data/data/<pkg> is needed. 501 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 502 503 public static final class SharedLibraryEntry { 504 public final String path; 505 public final String apk; 506 507 SharedLibraryEntry(String _path, String _apk) { 508 path = _path; 509 apk = _apk; 510 } 511 } 512 513 // Currently known shared libraries. 514 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 515 new ArrayMap<String, SharedLibraryEntry>(); 516 517 // All available activities, for your resolving pleasure. 518 final ActivityIntentResolver mActivities = 519 new ActivityIntentResolver(); 520 521 // All available receivers, for your resolving pleasure. 522 final ActivityIntentResolver mReceivers = 523 new ActivityIntentResolver(); 524 525 // All available services, for your resolving pleasure. 526 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 527 528 // All available providers, for your resolving pleasure. 529 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 530 531 // Mapping from provider base names (first directory in content URI codePath) 532 // to the provider information. 533 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 534 new ArrayMap<String, PackageParser.Provider>(); 535 536 // Mapping from instrumentation class names to info about them. 537 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 538 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 539 540 // Mapping from permission names to info about them. 541 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 542 new ArrayMap<String, PackageParser.PermissionGroup>(); 543 544 // Packages whose data we have transfered into another package, thus 545 // should no longer exist. 546 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 547 548 // Broadcast actions that are only available to the system. 549 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 550 551 /** List of packages waiting for verification. */ 552 final SparseArray<PackageVerificationState> mPendingVerification 553 = new SparseArray<PackageVerificationState>(); 554 555 /** Set of packages associated with each app op permission. */ 556 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 557 558 final PackageInstallerService mInstallerService; 559 560 private final PackageDexOptimizer mPackageDexOptimizer; 561 562 private AtomicInteger mNextMoveId = new AtomicInteger(); 563 private final MoveCallbacks mMoveCallbacks; 564 565 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 566 567 // Cache of users who need badging. 568 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 569 570 /** Token for keys in mPendingVerification. */ 571 private int mPendingVerificationToken = 0; 572 573 volatile boolean mSystemReady; 574 volatile boolean mSafeMode; 575 volatile boolean mHasSystemUidErrors; 576 577 ApplicationInfo mAndroidApplication; 578 final ActivityInfo mResolveActivity = new ActivityInfo(); 579 final ResolveInfo mResolveInfo = new ResolveInfo(); 580 ComponentName mResolveComponentName; 581 PackageParser.Package mPlatformPackage; 582 ComponentName mCustomResolverComponentName; 583 584 boolean mResolverReplaced = false; 585 586 private final ComponentName mIntentFilterVerifierComponent; 587 private int mIntentFilterVerificationToken = 0; 588 589 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 590 = new SparseArray<IntentFilterVerificationState>(); 591 592 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 593 new DefaultPermissionGrantPolicy(this); 594 595 private static class IFVerificationParams { 596 PackageParser.Package pkg; 597 boolean replacing; 598 int userId; 599 int verifierUid; 600 601 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 602 int _userId, int _verifierUid) { 603 pkg = _pkg; 604 replacing = _replacing; 605 userId = _userId; 606 replacing = _replacing; 607 verifierUid = _verifierUid; 608 } 609 } 610 611 private interface IntentFilterVerifier<T extends IntentFilter> { 612 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 613 T filter, String packageName); 614 void startVerifications(int userId); 615 void receiveVerificationResponse(int verificationId); 616 } 617 618 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 619 private Context mContext; 620 private ComponentName mIntentFilterVerifierComponent; 621 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 622 623 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 624 mContext = context; 625 mIntentFilterVerifierComponent = verifierComponent; 626 } 627 628 private String getDefaultScheme() { 629 return IntentFilter.SCHEME_HTTPS; 630 } 631 632 @Override 633 public void startVerifications(int userId) { 634 // Launch verifications requests 635 int count = mCurrentIntentFilterVerifications.size(); 636 for (int n=0; n<count; n++) { 637 int verificationId = mCurrentIntentFilterVerifications.get(n); 638 final IntentFilterVerificationState ivs = 639 mIntentFilterVerificationStates.get(verificationId); 640 641 String packageName = ivs.getPackageName(); 642 643 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 644 final int filterCount = filters.size(); 645 ArraySet<String> domainsSet = new ArraySet<>(); 646 for (int m=0; m<filterCount; m++) { 647 PackageParser.ActivityIntentInfo filter = filters.get(m); 648 domainsSet.addAll(filter.getHostsList()); 649 } 650 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 651 synchronized (mPackages) { 652 if (mSettings.createIntentFilterVerificationIfNeededLPw( 653 packageName, domainsList) != null) { 654 scheduleWriteSettingsLocked(); 655 } 656 } 657 sendVerificationRequest(userId, verificationId, ivs); 658 } 659 mCurrentIntentFilterVerifications.clear(); 660 } 661 662 private void sendVerificationRequest(int userId, int verificationId, 663 IntentFilterVerificationState ivs) { 664 665 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 666 verificationIntent.putExtra( 667 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 668 verificationId); 669 verificationIntent.putExtra( 670 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 671 getDefaultScheme()); 672 verificationIntent.putExtra( 673 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 674 ivs.getHostsString()); 675 verificationIntent.putExtra( 676 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 677 ivs.getPackageName()); 678 verificationIntent.setComponent(mIntentFilterVerifierComponent); 679 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 680 681 UserHandle user = new UserHandle(userId); 682 mContext.sendBroadcastAsUser(verificationIntent, user); 683 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 684 "Sending IntentFilter verification broadcast"); 685 } 686 687 public void receiveVerificationResponse(int verificationId) { 688 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 689 690 final boolean verified = ivs.isVerified(); 691 692 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 693 final int count = filters.size(); 694 if (DEBUG_DOMAIN_VERIFICATION) { 695 Slog.i(TAG, "Received verification response " + verificationId 696 + " for " + count + " filters, verified=" + verified); 697 } 698 for (int n=0; n<count; n++) { 699 PackageParser.ActivityIntentInfo filter = filters.get(n); 700 filter.setVerified(verified); 701 702 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 703 + " verified with result:" + verified + " and hosts:" 704 + ivs.getHostsString()); 705 } 706 707 mIntentFilterVerificationStates.remove(verificationId); 708 709 final String packageName = ivs.getPackageName(); 710 IntentFilterVerificationInfo ivi = null; 711 712 synchronized (mPackages) { 713 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 714 } 715 if (ivi == null) { 716 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 717 + verificationId + " packageName:" + packageName); 718 return; 719 } 720 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 721 "Updating IntentFilterVerificationInfo for package " + packageName 722 +" verificationId:" + verificationId); 723 724 synchronized (mPackages) { 725 if (verified) { 726 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 727 } else { 728 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 729 } 730 scheduleWriteSettingsLocked(); 731 732 final int userId = ivs.getUserId(); 733 if (userId != UserHandle.USER_ALL) { 734 final int userStatus = 735 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 736 737 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 738 boolean needUpdate = false; 739 740 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 741 // already been set by the User thru the Disambiguation dialog 742 switch (userStatus) { 743 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 744 if (verified) { 745 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 746 } else { 747 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 748 } 749 needUpdate = true; 750 break; 751 752 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 753 if (verified) { 754 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 755 needUpdate = true; 756 } 757 break; 758 759 default: 760 // Nothing to do 761 } 762 763 if (needUpdate) { 764 mSettings.updateIntentFilterVerificationStatusLPw( 765 packageName, updatedStatus, userId); 766 scheduleWritePackageRestrictionsLocked(userId); 767 } 768 } 769 } 770 } 771 772 @Override 773 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 774 ActivityIntentInfo filter, String packageName) { 775 if (!hasValidDomains(filter)) { 776 return false; 777 } 778 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 779 if (ivs == null) { 780 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 781 packageName); 782 } 783 if (DEBUG_DOMAIN_VERIFICATION) { 784 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 785 } 786 ivs.addFilter(filter); 787 return true; 788 } 789 790 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 791 int userId, int verificationId, String packageName) { 792 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 793 verifierUid, userId, packageName); 794 ivs.setPendingState(); 795 synchronized (mPackages) { 796 mIntentFilterVerificationStates.append(verificationId, ivs); 797 mCurrentIntentFilterVerifications.add(verificationId); 798 } 799 return ivs; 800 } 801 } 802 803 private static boolean hasValidDomains(ActivityIntentInfo filter) { 804 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 805 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 806 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 807 } 808 809 private IntentFilterVerifier mIntentFilterVerifier; 810 811 // Set of pending broadcasts for aggregating enable/disable of components. 812 static class PendingPackageBroadcasts { 813 // for each user id, a map of <package name -> components within that package> 814 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 815 816 public PendingPackageBroadcasts() { 817 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 818 } 819 820 public ArrayList<String> get(int userId, String packageName) { 821 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 822 return packages.get(packageName); 823 } 824 825 public void put(int userId, String packageName, ArrayList<String> components) { 826 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 827 packages.put(packageName, components); 828 } 829 830 public void remove(int userId, String packageName) { 831 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 832 if (packages != null) { 833 packages.remove(packageName); 834 } 835 } 836 837 public void remove(int userId) { 838 mUidMap.remove(userId); 839 } 840 841 public int userIdCount() { 842 return mUidMap.size(); 843 } 844 845 public int userIdAt(int n) { 846 return mUidMap.keyAt(n); 847 } 848 849 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 850 return mUidMap.get(userId); 851 } 852 853 public int size() { 854 // total number of pending broadcast entries across all userIds 855 int num = 0; 856 for (int i = 0; i< mUidMap.size(); i++) { 857 num += mUidMap.valueAt(i).size(); 858 } 859 return num; 860 } 861 862 public void clear() { 863 mUidMap.clear(); 864 } 865 866 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 867 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 868 if (map == null) { 869 map = new ArrayMap<String, ArrayList<String>>(); 870 mUidMap.put(userId, map); 871 } 872 return map; 873 } 874 } 875 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 876 877 // Service Connection to remote media container service to copy 878 // package uri's from external media onto secure containers 879 // or internal storage. 880 private IMediaContainerService mContainerService = null; 881 882 static final int SEND_PENDING_BROADCAST = 1; 883 static final int MCS_BOUND = 3; 884 static final int END_COPY = 4; 885 static final int INIT_COPY = 5; 886 static final int MCS_UNBIND = 6; 887 static final int START_CLEANING_PACKAGE = 7; 888 static final int FIND_INSTALL_LOC = 8; 889 static final int POST_INSTALL = 9; 890 static final int MCS_RECONNECT = 10; 891 static final int MCS_GIVE_UP = 11; 892 static final int UPDATED_MEDIA_STATUS = 12; 893 static final int WRITE_SETTINGS = 13; 894 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 895 static final int PACKAGE_VERIFIED = 15; 896 static final int CHECK_PENDING_VERIFICATION = 16; 897 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 898 static final int INTENT_FILTER_VERIFIED = 18; 899 900 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 901 902 // Delay time in millisecs 903 static final int BROADCAST_DELAY = 10 * 1000; 904 905 static UserManagerService sUserManager; 906 907 // Stores a list of users whose package restrictions file needs to be updated 908 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 909 910 final private DefaultContainerConnection mDefContainerConn = 911 new DefaultContainerConnection(); 912 class DefaultContainerConnection implements ServiceConnection { 913 public void onServiceConnected(ComponentName name, IBinder service) { 914 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 915 IMediaContainerService imcs = 916 IMediaContainerService.Stub.asInterface(service); 917 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 918 } 919 920 public void onServiceDisconnected(ComponentName name) { 921 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 922 } 923 } 924 925 // Recordkeeping of restore-after-install operations that are currently in flight 926 // between the Package Manager and the Backup Manager 927 class PostInstallData { 928 public InstallArgs args; 929 public PackageInstalledInfo res; 930 931 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 932 args = _a; 933 res = _r; 934 } 935 } 936 937 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 938 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 939 940 // XML tags for backup/restore of various bits of state 941 private static final String TAG_PREFERRED_BACKUP = "pa"; 942 private static final String TAG_DEFAULT_APPS = "da"; 943 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 944 945 final String mRequiredVerifierPackage; 946 final String mRequiredInstallerPackage; 947 948 private final PackageUsage mPackageUsage = new PackageUsage(); 949 950 private class PackageUsage { 951 private static final int WRITE_INTERVAL 952 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 953 954 private final Object mFileLock = new Object(); 955 private final AtomicLong mLastWritten = new AtomicLong(0); 956 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 957 958 private boolean mIsHistoricalPackageUsageAvailable = true; 959 960 boolean isHistoricalPackageUsageAvailable() { 961 return mIsHistoricalPackageUsageAvailable; 962 } 963 964 void write(boolean force) { 965 if (force) { 966 writeInternal(); 967 return; 968 } 969 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 970 && !DEBUG_DEXOPT) { 971 return; 972 } 973 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 974 new Thread("PackageUsage_DiskWriter") { 975 @Override 976 public void run() { 977 try { 978 writeInternal(); 979 } finally { 980 mBackgroundWriteRunning.set(false); 981 } 982 } 983 }.start(); 984 } 985 } 986 987 private void writeInternal() { 988 synchronized (mPackages) { 989 synchronized (mFileLock) { 990 AtomicFile file = getFile(); 991 FileOutputStream f = null; 992 try { 993 f = file.startWrite(); 994 BufferedOutputStream out = new BufferedOutputStream(f); 995 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 996 StringBuilder sb = new StringBuilder(); 997 for (PackageParser.Package pkg : mPackages.values()) { 998 if (pkg.mLastPackageUsageTimeInMills == 0) { 999 continue; 1000 } 1001 sb.setLength(0); 1002 sb.append(pkg.packageName); 1003 sb.append(' '); 1004 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1005 sb.append('\n'); 1006 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1007 } 1008 out.flush(); 1009 file.finishWrite(f); 1010 } catch (IOException e) { 1011 if (f != null) { 1012 file.failWrite(f); 1013 } 1014 Log.e(TAG, "Failed to write package usage times", e); 1015 } 1016 } 1017 } 1018 mLastWritten.set(SystemClock.elapsedRealtime()); 1019 } 1020 1021 void readLP() { 1022 synchronized (mFileLock) { 1023 AtomicFile file = getFile(); 1024 BufferedInputStream in = null; 1025 try { 1026 in = new BufferedInputStream(file.openRead()); 1027 StringBuffer sb = new StringBuffer(); 1028 while (true) { 1029 String packageName = readToken(in, sb, ' '); 1030 if (packageName == null) { 1031 break; 1032 } 1033 String timeInMillisString = readToken(in, sb, '\n'); 1034 if (timeInMillisString == null) { 1035 throw new IOException("Failed to find last usage time for package " 1036 + packageName); 1037 } 1038 PackageParser.Package pkg = mPackages.get(packageName); 1039 if (pkg == null) { 1040 continue; 1041 } 1042 long timeInMillis; 1043 try { 1044 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1045 } catch (NumberFormatException e) { 1046 throw new IOException("Failed to parse " + timeInMillisString 1047 + " as a long.", e); 1048 } 1049 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1050 } 1051 } catch (FileNotFoundException expected) { 1052 mIsHistoricalPackageUsageAvailable = false; 1053 } catch (IOException e) { 1054 Log.w(TAG, "Failed to read package usage times", e); 1055 } finally { 1056 IoUtils.closeQuietly(in); 1057 } 1058 } 1059 mLastWritten.set(SystemClock.elapsedRealtime()); 1060 } 1061 1062 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1063 throws IOException { 1064 sb.setLength(0); 1065 while (true) { 1066 int ch = in.read(); 1067 if (ch == -1) { 1068 if (sb.length() == 0) { 1069 return null; 1070 } 1071 throw new IOException("Unexpected EOF"); 1072 } 1073 if (ch == endOfToken) { 1074 return sb.toString(); 1075 } 1076 sb.append((char)ch); 1077 } 1078 } 1079 1080 private AtomicFile getFile() { 1081 File dataDir = Environment.getDataDirectory(); 1082 File systemDir = new File(dataDir, "system"); 1083 File fname = new File(systemDir, "package-usage.list"); 1084 return new AtomicFile(fname); 1085 } 1086 } 1087 1088 class PackageHandler extends Handler { 1089 private boolean mBound = false; 1090 final ArrayList<HandlerParams> mPendingInstalls = 1091 new ArrayList<HandlerParams>(); 1092 1093 private boolean connectToService() { 1094 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1095 " DefaultContainerService"); 1096 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1097 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1098 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1099 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1100 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1101 mBound = true; 1102 return true; 1103 } 1104 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1105 return false; 1106 } 1107 1108 private void disconnectService() { 1109 mContainerService = null; 1110 mBound = false; 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1112 mContext.unbindService(mDefContainerConn); 1113 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1114 } 1115 1116 PackageHandler(Looper looper) { 1117 super(looper); 1118 } 1119 1120 public void handleMessage(Message msg) { 1121 try { 1122 doHandleMessage(msg); 1123 } finally { 1124 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1125 } 1126 } 1127 1128 void doHandleMessage(Message msg) { 1129 switch (msg.what) { 1130 case INIT_COPY: { 1131 HandlerParams params = (HandlerParams) msg.obj; 1132 int idx = mPendingInstalls.size(); 1133 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1134 // If a bind was already initiated we dont really 1135 // need to do anything. The pending install 1136 // will be processed later on. 1137 if (!mBound) { 1138 // If this is the only one pending we might 1139 // have to bind to the service again. 1140 if (!connectToService()) { 1141 Slog.e(TAG, "Failed to bind to media container service"); 1142 params.serviceError(); 1143 return; 1144 } else { 1145 // Once we bind to the service, the first 1146 // pending request will be processed. 1147 mPendingInstalls.add(idx, params); 1148 } 1149 } else { 1150 mPendingInstalls.add(idx, params); 1151 // Already bound to the service. Just make 1152 // sure we trigger off processing the first request. 1153 if (idx == 0) { 1154 mHandler.sendEmptyMessage(MCS_BOUND); 1155 } 1156 } 1157 break; 1158 } 1159 case MCS_BOUND: { 1160 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1161 if (msg.obj != null) { 1162 mContainerService = (IMediaContainerService) msg.obj; 1163 } 1164 if (mContainerService == null) { 1165 if (!mBound) { 1166 // Something seriously wrong since we are not bound and we are not 1167 // waiting for connection. Bail out. 1168 Slog.e(TAG, "Cannot bind to media container service"); 1169 for (HandlerParams params : mPendingInstalls) { 1170 // Indicate service bind error 1171 params.serviceError(); 1172 } 1173 mPendingInstalls.clear(); 1174 } else { 1175 Slog.w(TAG, "Waiting to connect to media container service"); 1176 } 1177 } else if (mPendingInstalls.size() > 0) { 1178 HandlerParams params = mPendingInstalls.get(0); 1179 if (params != null) { 1180 if (params.startCopy()) { 1181 // We are done... look for more work or to 1182 // go idle. 1183 if (DEBUG_SD_INSTALL) Log.i(TAG, 1184 "Checking for more work or unbind..."); 1185 // Delete pending install 1186 if (mPendingInstalls.size() > 0) { 1187 mPendingInstalls.remove(0); 1188 } 1189 if (mPendingInstalls.size() == 0) { 1190 if (mBound) { 1191 if (DEBUG_SD_INSTALL) Log.i(TAG, 1192 "Posting delayed MCS_UNBIND"); 1193 removeMessages(MCS_UNBIND); 1194 Message ubmsg = obtainMessage(MCS_UNBIND); 1195 // Unbind after a little delay, to avoid 1196 // continual thrashing. 1197 sendMessageDelayed(ubmsg, 10000); 1198 } 1199 } else { 1200 // There are more pending requests in queue. 1201 // Just post MCS_BOUND message to trigger processing 1202 // of next pending install. 1203 if (DEBUG_SD_INSTALL) Log.i(TAG, 1204 "Posting MCS_BOUND for next work"); 1205 mHandler.sendEmptyMessage(MCS_BOUND); 1206 } 1207 } 1208 } 1209 } else { 1210 // Should never happen ideally. 1211 Slog.w(TAG, "Empty queue"); 1212 } 1213 break; 1214 } 1215 case MCS_RECONNECT: { 1216 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1217 if (mPendingInstalls.size() > 0) { 1218 if (mBound) { 1219 disconnectService(); 1220 } 1221 if (!connectToService()) { 1222 Slog.e(TAG, "Failed to bind to media container service"); 1223 for (HandlerParams params : mPendingInstalls) { 1224 // Indicate service bind error 1225 params.serviceError(); 1226 } 1227 mPendingInstalls.clear(); 1228 } 1229 } 1230 break; 1231 } 1232 case MCS_UNBIND: { 1233 // If there is no actual work left, then time to unbind. 1234 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1235 1236 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1237 if (mBound) { 1238 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1239 1240 disconnectService(); 1241 } 1242 } else if (mPendingInstalls.size() > 0) { 1243 // There are more pending requests in queue. 1244 // Just post MCS_BOUND message to trigger processing 1245 // of next pending install. 1246 mHandler.sendEmptyMessage(MCS_BOUND); 1247 } 1248 1249 break; 1250 } 1251 case MCS_GIVE_UP: { 1252 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1253 mPendingInstalls.remove(0); 1254 break; 1255 } 1256 case SEND_PENDING_BROADCAST: { 1257 String packages[]; 1258 ArrayList<String> components[]; 1259 int size = 0; 1260 int uids[]; 1261 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1262 synchronized (mPackages) { 1263 if (mPendingBroadcasts == null) { 1264 return; 1265 } 1266 size = mPendingBroadcasts.size(); 1267 if (size <= 0) { 1268 // Nothing to be done. Just return 1269 return; 1270 } 1271 packages = new String[size]; 1272 components = new ArrayList[size]; 1273 uids = new int[size]; 1274 int i = 0; // filling out the above arrays 1275 1276 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1277 int packageUserId = mPendingBroadcasts.userIdAt(n); 1278 Iterator<Map.Entry<String, ArrayList<String>>> it 1279 = mPendingBroadcasts.packagesForUserId(packageUserId) 1280 .entrySet().iterator(); 1281 while (it.hasNext() && i < size) { 1282 Map.Entry<String, ArrayList<String>> ent = it.next(); 1283 packages[i] = ent.getKey(); 1284 components[i] = ent.getValue(); 1285 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1286 uids[i] = (ps != null) 1287 ? UserHandle.getUid(packageUserId, ps.appId) 1288 : -1; 1289 i++; 1290 } 1291 } 1292 size = i; 1293 mPendingBroadcasts.clear(); 1294 } 1295 // Send broadcasts 1296 for (int i = 0; i < size; i++) { 1297 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1298 } 1299 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1300 break; 1301 } 1302 case START_CLEANING_PACKAGE: { 1303 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1304 final String packageName = (String)msg.obj; 1305 final int userId = msg.arg1; 1306 final boolean andCode = msg.arg2 != 0; 1307 synchronized (mPackages) { 1308 if (userId == UserHandle.USER_ALL) { 1309 int[] users = sUserManager.getUserIds(); 1310 for (int user : users) { 1311 mSettings.addPackageToCleanLPw( 1312 new PackageCleanItem(user, packageName, andCode)); 1313 } 1314 } else { 1315 mSettings.addPackageToCleanLPw( 1316 new PackageCleanItem(userId, packageName, andCode)); 1317 } 1318 } 1319 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1320 startCleaningPackages(); 1321 } break; 1322 case POST_INSTALL: { 1323 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1324 PostInstallData data = mRunningInstalls.get(msg.arg1); 1325 mRunningInstalls.delete(msg.arg1); 1326 boolean deleteOld = false; 1327 1328 if (data != null) { 1329 InstallArgs args = data.args; 1330 PackageInstalledInfo res = data.res; 1331 1332 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1333 final String packageName = res.pkg.applicationInfo.packageName; 1334 res.removedInfo.sendBroadcast(false, true, false); 1335 Bundle extras = new Bundle(1); 1336 extras.putInt(Intent.EXTRA_UID, res.uid); 1337 1338 // Now that we successfully installed the package, grant runtime 1339 // permissions if requested before broadcasting the install. 1340 if ((args.installFlags 1341 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1342 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1343 args.installGrantPermissions); 1344 } 1345 1346 // Determine the set of users who are adding this 1347 // package for the first time vs. those who are seeing 1348 // an update. 1349 int[] firstUsers; 1350 int[] updateUsers = new int[0]; 1351 if (res.origUsers == null || res.origUsers.length == 0) { 1352 firstUsers = res.newUsers; 1353 } else { 1354 firstUsers = new int[0]; 1355 for (int i=0; i<res.newUsers.length; i++) { 1356 int user = res.newUsers[i]; 1357 boolean isNew = true; 1358 for (int j=0; j<res.origUsers.length; j++) { 1359 if (res.origUsers[j] == user) { 1360 isNew = false; 1361 break; 1362 } 1363 } 1364 if (isNew) { 1365 int[] newFirst = new int[firstUsers.length+1]; 1366 System.arraycopy(firstUsers, 0, newFirst, 0, 1367 firstUsers.length); 1368 newFirst[firstUsers.length] = user; 1369 firstUsers = newFirst; 1370 } else { 1371 int[] newUpdate = new int[updateUsers.length+1]; 1372 System.arraycopy(updateUsers, 0, newUpdate, 0, 1373 updateUsers.length); 1374 newUpdate[updateUsers.length] = user; 1375 updateUsers = newUpdate; 1376 } 1377 } 1378 } 1379 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1380 packageName, extras, null, null, firstUsers); 1381 final boolean update = res.removedInfo.removedPackage != null; 1382 if (update) { 1383 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1384 } 1385 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1386 packageName, extras, null, null, updateUsers); 1387 if (update) { 1388 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1389 packageName, extras, null, null, updateUsers); 1390 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1391 null, null, packageName, null, updateUsers); 1392 1393 // treat asec-hosted packages like removable media on upgrade 1394 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1395 if (DEBUG_INSTALL) { 1396 Slog.i(TAG, "upgrading pkg " + res.pkg 1397 + " is ASEC-hosted -> AVAILABLE"); 1398 } 1399 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1400 ArrayList<String> pkgList = new ArrayList<String>(1); 1401 pkgList.add(packageName); 1402 sendResourcesChangedBroadcast(true, true, 1403 pkgList,uidArray, null); 1404 } 1405 } 1406 if (res.removedInfo.args != null) { 1407 // Remove the replaced package's older resources safely now 1408 deleteOld = true; 1409 } 1410 1411 // If this app is a browser and it's newly-installed for some 1412 // users, clear any default-browser state in those users 1413 if (firstUsers.length > 0) { 1414 // the app's nature doesn't depend on the user, so we can just 1415 // check its browser nature in any user and generalize. 1416 if (packageIsBrowser(packageName, firstUsers[0])) { 1417 synchronized (mPackages) { 1418 for (int userId : firstUsers) { 1419 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1420 } 1421 } 1422 } 1423 } 1424 // Log current value of "unknown sources" setting 1425 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1426 getUnknownSourcesSettings()); 1427 } 1428 // Force a gc to clear up things 1429 Runtime.getRuntime().gc(); 1430 // We delete after a gc for applications on sdcard. 1431 if (deleteOld) { 1432 synchronized (mInstallLock) { 1433 res.removedInfo.args.doPostDeleteLI(true); 1434 } 1435 } 1436 if (args.observer != null) { 1437 try { 1438 Bundle extras = extrasForInstallResult(res); 1439 args.observer.onPackageInstalled(res.name, res.returnCode, 1440 res.returnMsg, extras); 1441 } catch (RemoteException e) { 1442 Slog.i(TAG, "Observer no longer exists."); 1443 } 1444 } 1445 } else { 1446 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1447 } 1448 } break; 1449 case UPDATED_MEDIA_STATUS: { 1450 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1451 boolean reportStatus = msg.arg1 == 1; 1452 boolean doGc = msg.arg2 == 1; 1453 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1454 if (doGc) { 1455 // Force a gc to clear up stale containers. 1456 Runtime.getRuntime().gc(); 1457 } 1458 if (msg.obj != null) { 1459 @SuppressWarnings("unchecked") 1460 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1461 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1462 // Unload containers 1463 unloadAllContainers(args); 1464 } 1465 if (reportStatus) { 1466 try { 1467 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1468 PackageHelper.getMountService().finishMediaUpdate(); 1469 } catch (RemoteException e) { 1470 Log.e(TAG, "MountService not running?"); 1471 } 1472 } 1473 } break; 1474 case WRITE_SETTINGS: { 1475 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1476 synchronized (mPackages) { 1477 removeMessages(WRITE_SETTINGS); 1478 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1479 mSettings.writeLPr(); 1480 mDirtyUsers.clear(); 1481 } 1482 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1483 } break; 1484 case WRITE_PACKAGE_RESTRICTIONS: { 1485 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1486 synchronized (mPackages) { 1487 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1488 for (int userId : mDirtyUsers) { 1489 mSettings.writePackageRestrictionsLPr(userId); 1490 } 1491 mDirtyUsers.clear(); 1492 } 1493 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1494 } break; 1495 case CHECK_PENDING_VERIFICATION: { 1496 final int verificationId = msg.arg1; 1497 final PackageVerificationState state = mPendingVerification.get(verificationId); 1498 1499 if ((state != null) && !state.timeoutExtended()) { 1500 final InstallArgs args = state.getInstallArgs(); 1501 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1502 1503 Slog.i(TAG, "Verification timed out for " + originUri); 1504 mPendingVerification.remove(verificationId); 1505 1506 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1507 1508 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1509 Slog.i(TAG, "Continuing with installation of " + originUri); 1510 state.setVerifierResponse(Binder.getCallingUid(), 1511 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1512 broadcastPackageVerified(verificationId, originUri, 1513 PackageManager.VERIFICATION_ALLOW, 1514 state.getInstallArgs().getUser()); 1515 try { 1516 ret = args.copyApk(mContainerService, true); 1517 } catch (RemoteException e) { 1518 Slog.e(TAG, "Could not contact the ContainerService"); 1519 } 1520 } else { 1521 broadcastPackageVerified(verificationId, originUri, 1522 PackageManager.VERIFICATION_REJECT, 1523 state.getInstallArgs().getUser()); 1524 } 1525 1526 processPendingInstall(args, ret); 1527 mHandler.sendEmptyMessage(MCS_UNBIND); 1528 } 1529 break; 1530 } 1531 case PACKAGE_VERIFIED: { 1532 final int verificationId = msg.arg1; 1533 1534 final PackageVerificationState state = mPendingVerification.get(verificationId); 1535 if (state == null) { 1536 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1537 break; 1538 } 1539 1540 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1541 1542 state.setVerifierResponse(response.callerUid, response.code); 1543 1544 if (state.isVerificationComplete()) { 1545 mPendingVerification.remove(verificationId); 1546 1547 final InstallArgs args = state.getInstallArgs(); 1548 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1549 1550 int ret; 1551 if (state.isInstallAllowed()) { 1552 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1553 broadcastPackageVerified(verificationId, originUri, 1554 response.code, state.getInstallArgs().getUser()); 1555 try { 1556 ret = args.copyApk(mContainerService, true); 1557 } catch (RemoteException e) { 1558 Slog.e(TAG, "Could not contact the ContainerService"); 1559 } 1560 } else { 1561 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1562 } 1563 1564 processPendingInstall(args, ret); 1565 1566 mHandler.sendEmptyMessage(MCS_UNBIND); 1567 } 1568 1569 break; 1570 } 1571 case START_INTENT_FILTER_VERIFICATIONS: { 1572 IFVerificationParams params = (IFVerificationParams) msg.obj; 1573 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1574 params.replacing, params.pkg); 1575 break; 1576 } 1577 case INTENT_FILTER_VERIFIED: { 1578 final int verificationId = msg.arg1; 1579 1580 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1581 verificationId); 1582 if (state == null) { 1583 Slog.w(TAG, "Invalid IntentFilter verification token " 1584 + verificationId + " received"); 1585 break; 1586 } 1587 1588 final int userId = state.getUserId(); 1589 1590 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1591 "Processing IntentFilter verification with token:" 1592 + verificationId + " and userId:" + userId); 1593 1594 final IntentFilterVerificationResponse response = 1595 (IntentFilterVerificationResponse) msg.obj; 1596 1597 state.setVerifierResponse(response.callerUid, response.code); 1598 1599 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1600 "IntentFilter verification with token:" + verificationId 1601 + " and userId:" + userId 1602 + " is settings verifier response with response code:" 1603 + response.code); 1604 1605 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1606 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1607 + response.getFailedDomainsString()); 1608 } 1609 1610 if (state.isVerificationComplete()) { 1611 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1612 } else { 1613 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1614 "IntentFilter verification with token:" + verificationId 1615 + " was not said to be complete"); 1616 } 1617 1618 break; 1619 } 1620 } 1621 } 1622 } 1623 1624 private StorageEventListener mStorageListener = new StorageEventListener() { 1625 @Override 1626 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1627 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1628 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1629 final String volumeUuid = vol.getFsUuid(); 1630 1631 // Clean up any users or apps that were removed or recreated 1632 // while this volume was missing 1633 reconcileUsers(volumeUuid); 1634 reconcileApps(volumeUuid); 1635 1636 // Clean up any install sessions that expired or were 1637 // cancelled while this volume was missing 1638 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1639 1640 loadPrivatePackages(vol); 1641 1642 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1643 unloadPrivatePackages(vol); 1644 } 1645 } 1646 1647 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1648 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1649 updateExternalMediaStatus(true, false); 1650 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1651 updateExternalMediaStatus(false, false); 1652 } 1653 } 1654 } 1655 1656 @Override 1657 public void onVolumeForgotten(String fsUuid) { 1658 if (TextUtils.isEmpty(fsUuid)) { 1659 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1660 return; 1661 } 1662 1663 // Remove any apps installed on the forgotten volume 1664 synchronized (mPackages) { 1665 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1666 for (PackageSetting ps : packages) { 1667 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1668 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1669 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1670 } 1671 1672 mSettings.onVolumeForgotten(fsUuid); 1673 mSettings.writeLPr(); 1674 } 1675 } 1676 }; 1677 1678 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1679 String[] grantedPermissions) { 1680 if (userId >= UserHandle.USER_OWNER) { 1681 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1682 } else if (userId == UserHandle.USER_ALL) { 1683 final int[] userIds; 1684 synchronized (mPackages) { 1685 userIds = UserManagerService.getInstance().getUserIds(); 1686 } 1687 for (int someUserId : userIds) { 1688 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1689 } 1690 } 1691 1692 // We could have touched GID membership, so flush out packages.list 1693 synchronized (mPackages) { 1694 mSettings.writePackageListLPr(); 1695 } 1696 } 1697 1698 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1699 String[] grantedPermissions) { 1700 SettingBase sb = (SettingBase) pkg.mExtras; 1701 if (sb == null) { 1702 return; 1703 } 1704 1705 PermissionsState permissionsState = sb.getPermissionsState(); 1706 1707 for (String permission : pkg.requestedPermissions) { 1708 BasePermission bp = mSettings.mPermissions.get(permission); 1709 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1710 || ArrayUtils.contains(grantedPermissions, permission))) { 1711 permissionsState.grantRuntimePermission(bp, userId); 1712 } 1713 } 1714 } 1715 1716 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1717 Bundle extras = null; 1718 switch (res.returnCode) { 1719 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1720 extras = new Bundle(); 1721 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1722 res.origPermission); 1723 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1724 res.origPackage); 1725 break; 1726 } 1727 case PackageManager.INSTALL_SUCCEEDED: { 1728 extras = new Bundle(); 1729 extras.putBoolean(Intent.EXTRA_REPLACING, 1730 res.removedInfo != null && res.removedInfo.removedPackage != null); 1731 break; 1732 } 1733 } 1734 return extras; 1735 } 1736 1737 void scheduleWriteSettingsLocked() { 1738 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1739 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1740 } 1741 } 1742 1743 void scheduleWritePackageRestrictionsLocked(int userId) { 1744 if (!sUserManager.exists(userId)) return; 1745 mDirtyUsers.add(userId); 1746 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1747 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1748 } 1749 } 1750 1751 public static PackageManagerService main(Context context, Installer installer, 1752 boolean factoryTest, boolean onlyCore) { 1753 PackageManagerService m = new PackageManagerService(context, installer, 1754 factoryTest, onlyCore); 1755 ServiceManager.addService("package", m); 1756 return m; 1757 } 1758 1759 static String[] splitString(String str, char sep) { 1760 int count = 1; 1761 int i = 0; 1762 while ((i=str.indexOf(sep, i)) >= 0) { 1763 count++; 1764 i++; 1765 } 1766 1767 String[] res = new String[count]; 1768 i=0; 1769 count = 0; 1770 int lastI=0; 1771 while ((i=str.indexOf(sep, i)) >= 0) { 1772 res[count] = str.substring(lastI, i); 1773 count++; 1774 i++; 1775 lastI = i; 1776 } 1777 res[count] = str.substring(lastI, str.length()); 1778 return res; 1779 } 1780 1781 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1782 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1783 Context.DISPLAY_SERVICE); 1784 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1785 } 1786 1787 public PackageManagerService(Context context, Installer installer, 1788 boolean factoryTest, boolean onlyCore) { 1789 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1790 SystemClock.uptimeMillis()); 1791 1792 if (mSdkVersion <= 0) { 1793 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1794 } 1795 1796 mContext = context; 1797 mFactoryTest = factoryTest; 1798 mOnlyCore = onlyCore; 1799 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1800 mMetrics = new DisplayMetrics(); 1801 mSettings = new Settings(mPackages); 1802 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1803 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1804 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1805 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1806 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1807 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1808 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1809 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1810 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1811 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1812 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1813 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1814 1815 // TODO: add a property to control this? 1816 long dexOptLRUThresholdInMinutes; 1817 if (mLazyDexOpt) { 1818 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1819 } else { 1820 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1821 } 1822 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1823 1824 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1825 if (separateProcesses != null && separateProcesses.length() > 0) { 1826 if ("*".equals(separateProcesses)) { 1827 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1828 mSeparateProcesses = null; 1829 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1830 } else { 1831 mDefParseFlags = 0; 1832 mSeparateProcesses = separateProcesses.split(","); 1833 Slog.w(TAG, "Running with debug.separate_processes: " 1834 + separateProcesses); 1835 } 1836 } else { 1837 mDefParseFlags = 0; 1838 mSeparateProcesses = null; 1839 } 1840 1841 mInstaller = installer; 1842 mPackageDexOptimizer = new PackageDexOptimizer(this); 1843 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1844 1845 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1846 FgThread.get().getLooper()); 1847 1848 getDefaultDisplayMetrics(context, mMetrics); 1849 1850 SystemConfig systemConfig = SystemConfig.getInstance(); 1851 mGlobalGids = systemConfig.getGlobalGids(); 1852 mSystemPermissions = systemConfig.getSystemPermissions(); 1853 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1854 1855 synchronized (mInstallLock) { 1856 // writer 1857 synchronized (mPackages) { 1858 mHandlerThread = new ServiceThread(TAG, 1859 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1860 mHandlerThread.start(); 1861 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1862 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1863 1864 File dataDir = Environment.getDataDirectory(); 1865 mAppDataDir = new File(dataDir, "data"); 1866 mAppInstallDir = new File(dataDir, "app"); 1867 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1868 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1869 mUserAppDataDir = new File(dataDir, "user"); 1870 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1871 1872 sUserManager = new UserManagerService(context, this, 1873 mInstallLock, mPackages); 1874 1875 // Propagate permission configuration in to package manager. 1876 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1877 = systemConfig.getPermissions(); 1878 for (int i=0; i<permConfig.size(); i++) { 1879 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1880 BasePermission bp = mSettings.mPermissions.get(perm.name); 1881 if (bp == null) { 1882 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1883 mSettings.mPermissions.put(perm.name, bp); 1884 } 1885 if (perm.gids != null) { 1886 bp.setGids(perm.gids, perm.perUser); 1887 } 1888 } 1889 1890 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1891 for (int i=0; i<libConfig.size(); i++) { 1892 mSharedLibraries.put(libConfig.keyAt(i), 1893 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1894 } 1895 1896 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1897 1898 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1899 mSdkVersion, mOnlyCore); 1900 1901 String customResolverActivity = Resources.getSystem().getString( 1902 R.string.config_customResolverActivity); 1903 if (TextUtils.isEmpty(customResolverActivity)) { 1904 customResolverActivity = null; 1905 } else { 1906 mCustomResolverComponentName = ComponentName.unflattenFromString( 1907 customResolverActivity); 1908 } 1909 1910 long startTime = SystemClock.uptimeMillis(); 1911 1912 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1913 startTime); 1914 1915 // Set flag to monitor and not change apk file paths when 1916 // scanning install directories. 1917 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1918 1919 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1920 1921 /** 1922 * Add everything in the in the boot class path to the 1923 * list of process files because dexopt will have been run 1924 * if necessary during zygote startup. 1925 */ 1926 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1927 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1928 1929 if (bootClassPath != null) { 1930 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1931 for (String element : bootClassPathElements) { 1932 alreadyDexOpted.add(element); 1933 } 1934 } else { 1935 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1936 } 1937 1938 if (systemServerClassPath != null) { 1939 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1940 for (String element : systemServerClassPathElements) { 1941 alreadyDexOpted.add(element); 1942 } 1943 } else { 1944 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1945 } 1946 1947 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1948 final String[] dexCodeInstructionSets = 1949 getDexCodeInstructionSets( 1950 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1951 1952 /** 1953 * Ensure all external libraries have had dexopt run on them. 1954 */ 1955 if (mSharedLibraries.size() > 0) { 1956 // NOTE: For now, we're compiling these system "shared libraries" 1957 // (and framework jars) into all available architectures. It's possible 1958 // to compile them only when we come across an app that uses them (there's 1959 // already logic for that in scanPackageLI) but that adds some complexity. 1960 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1961 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1962 final String lib = libEntry.path; 1963 if (lib == null) { 1964 continue; 1965 } 1966 1967 try { 1968 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1969 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1970 alreadyDexOpted.add(lib); 1971 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1972 } 1973 } catch (FileNotFoundException e) { 1974 Slog.w(TAG, "Library not found: " + lib); 1975 } catch (IOException e) { 1976 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1977 + e.getMessage()); 1978 } 1979 } 1980 } 1981 } 1982 1983 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1984 1985 // Gross hack for now: we know this file doesn't contain any 1986 // code, so don't dexopt it to avoid the resulting log spew. 1987 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1988 1989 // Gross hack for now: we know this file is only part of 1990 // the boot class path for art, so don't dexopt it to 1991 // avoid the resulting log spew. 1992 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1993 1994 /** 1995 * There are a number of commands implemented in Java, which 1996 * we currently need to do the dexopt on so that they can be 1997 * run from a non-root shell. 1998 */ 1999 String[] frameworkFiles = frameworkDir.list(); 2000 if (frameworkFiles != null) { 2001 // TODO: We could compile these only for the most preferred ABI. We should 2002 // first double check that the dex files for these commands are not referenced 2003 // by other system apps. 2004 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2005 for (int i=0; i<frameworkFiles.length; i++) { 2006 File libPath = new File(frameworkDir, frameworkFiles[i]); 2007 String path = libPath.getPath(); 2008 // Skip the file if we already did it. 2009 if (alreadyDexOpted.contains(path)) { 2010 continue; 2011 } 2012 // Skip the file if it is not a type we want to dexopt. 2013 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2014 continue; 2015 } 2016 try { 2017 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2018 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2019 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2020 } 2021 } catch (FileNotFoundException e) { 2022 Slog.w(TAG, "Jar not found: " + path); 2023 } catch (IOException e) { 2024 Slog.w(TAG, "Exception reading jar: " + path, e); 2025 } 2026 } 2027 } 2028 } 2029 2030 // Collect vendor overlay packages. 2031 // (Do this before scanning any apps.) 2032 // For security and version matching reason, only consider 2033 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2034 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2035 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2036 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2037 2038 // Find base frameworks (resource packages without code). 2039 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2040 | PackageParser.PARSE_IS_SYSTEM_DIR 2041 | PackageParser.PARSE_IS_PRIVILEGED, 2042 scanFlags | SCAN_NO_DEX, 0); 2043 2044 // Collected privileged system packages. 2045 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2046 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2047 | PackageParser.PARSE_IS_SYSTEM_DIR 2048 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2049 2050 // Collect ordinary system packages. 2051 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2052 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2053 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2054 2055 // Collect all vendor packages. 2056 File vendorAppDir = new File("/vendor/app"); 2057 try { 2058 vendorAppDir = vendorAppDir.getCanonicalFile(); 2059 } catch (IOException e) { 2060 // failed to look up canonical path, continue with original one 2061 } 2062 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2063 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2064 2065 // Collect all OEM packages. 2066 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2067 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2068 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2069 2070 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2071 mInstaller.moveFiles(); 2072 2073 // Prune any system packages that no longer exist. 2074 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2075 if (!mOnlyCore) { 2076 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2077 while (psit.hasNext()) { 2078 PackageSetting ps = psit.next(); 2079 2080 /* 2081 * If this is not a system app, it can't be a 2082 * disable system app. 2083 */ 2084 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2085 continue; 2086 } 2087 2088 /* 2089 * If the package is scanned, it's not erased. 2090 */ 2091 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2092 if (scannedPkg != null) { 2093 /* 2094 * If the system app is both scanned and in the 2095 * disabled packages list, then it must have been 2096 * added via OTA. Remove it from the currently 2097 * scanned package so the previously user-installed 2098 * application can be scanned. 2099 */ 2100 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2101 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2102 + ps.name + "; removing system app. Last known codePath=" 2103 + ps.codePathString + ", installStatus=" + ps.installStatus 2104 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2105 + scannedPkg.mVersionCode); 2106 removePackageLI(ps, true); 2107 mExpectingBetter.put(ps.name, ps.codePath); 2108 } 2109 2110 continue; 2111 } 2112 2113 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2114 psit.remove(); 2115 logCriticalInfo(Log.WARN, "System package " + ps.name 2116 + " no longer exists; wiping its data"); 2117 removeDataDirsLI(null, ps.name); 2118 } else { 2119 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2120 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2121 possiblyDeletedUpdatedSystemApps.add(ps.name); 2122 } 2123 } 2124 } 2125 } 2126 2127 //look for any incomplete package installations 2128 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2129 //clean up list 2130 for(int i = 0; i < deletePkgsList.size(); i++) { 2131 //clean up here 2132 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2133 } 2134 //delete tmp files 2135 deleteTempPackageFiles(); 2136 2137 // Remove any shared userIDs that have no associated packages 2138 mSettings.pruneSharedUsersLPw(); 2139 2140 if (!mOnlyCore) { 2141 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2142 SystemClock.uptimeMillis()); 2143 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2144 2145 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2146 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2147 2148 /** 2149 * Remove disable package settings for any updated system 2150 * apps that were removed via an OTA. If they're not a 2151 * previously-updated app, remove them completely. 2152 * Otherwise, just revoke their system-level permissions. 2153 */ 2154 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2155 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2156 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2157 2158 String msg; 2159 if (deletedPkg == null) { 2160 msg = "Updated system package " + deletedAppName 2161 + " no longer exists; wiping its data"; 2162 removeDataDirsLI(null, deletedAppName); 2163 } else { 2164 msg = "Updated system app + " + deletedAppName 2165 + " no longer present; removing system privileges for " 2166 + deletedAppName; 2167 2168 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2169 2170 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2171 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2172 } 2173 logCriticalInfo(Log.WARN, msg); 2174 } 2175 2176 /** 2177 * Make sure all system apps that we expected to appear on 2178 * the userdata partition actually showed up. If they never 2179 * appeared, crawl back and revive the system version. 2180 */ 2181 for (int i = 0; i < mExpectingBetter.size(); i++) { 2182 final String packageName = mExpectingBetter.keyAt(i); 2183 if (!mPackages.containsKey(packageName)) { 2184 final File scanFile = mExpectingBetter.valueAt(i); 2185 2186 logCriticalInfo(Log.WARN, "Expected better " + packageName 2187 + " but never showed up; reverting to system"); 2188 2189 final int reparseFlags; 2190 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2191 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2192 | PackageParser.PARSE_IS_SYSTEM_DIR 2193 | PackageParser.PARSE_IS_PRIVILEGED; 2194 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2195 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2196 | PackageParser.PARSE_IS_SYSTEM_DIR; 2197 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2198 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2199 | PackageParser.PARSE_IS_SYSTEM_DIR; 2200 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2201 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2202 | PackageParser.PARSE_IS_SYSTEM_DIR; 2203 } else { 2204 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2205 continue; 2206 } 2207 2208 mSettings.enableSystemPackageLPw(packageName); 2209 2210 try { 2211 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2212 } catch (PackageManagerException e) { 2213 Slog.e(TAG, "Failed to parse original system package: " 2214 + e.getMessage()); 2215 } 2216 } 2217 } 2218 } 2219 mExpectingBetter.clear(); 2220 2221 // Now that we know all of the shared libraries, update all clients to have 2222 // the correct library paths. 2223 updateAllSharedLibrariesLPw(); 2224 2225 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2226 // NOTE: We ignore potential failures here during a system scan (like 2227 // the rest of the commands above) because there's precious little we 2228 // can do about it. A settings error is reported, though. 2229 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2230 false /* force dexopt */, false /* defer dexopt */); 2231 } 2232 2233 // Now that we know all the packages we are keeping, 2234 // read and update their last usage times. 2235 mPackageUsage.readLP(); 2236 2237 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2238 SystemClock.uptimeMillis()); 2239 Slog.i(TAG, "Time to scan packages: " 2240 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2241 + " seconds"); 2242 2243 // If the platform SDK has changed since the last time we booted, 2244 // we need to re-grant app permission to catch any new ones that 2245 // appear. This is really a hack, and means that apps can in some 2246 // cases get permissions that the user didn't initially explicitly 2247 // allow... it would be nice to have some better way to handle 2248 // this situation. 2249 final VersionInfo ver = mSettings.getInternalVersion(); 2250 2251 int updateFlags = UPDATE_PERMISSIONS_ALL; 2252 if (ver.sdkVersion != mSdkVersion) { 2253 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2254 + mSdkVersion + "; regranting permissions for internal storage"); 2255 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2256 } 2257 updatePermissionsLPw(null, null, updateFlags); 2258 ver.sdkVersion = mSdkVersion; 2259 2260 // If this is the first boot, and it is a normal boot, then 2261 // we need to initialize the default preferred apps. 2262 if (!mRestoredSettings && !onlyCore) { 2263 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2264 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2265 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2266 } 2267 2268 // If this is first boot after an OTA, and a normal boot, then 2269 // we need to clear code cache directories. 2270 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2271 if (mIsUpgrade && !onlyCore) { 2272 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2273 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2274 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2275 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2276 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2277 } 2278 } 2279 ver.fingerprint = Build.FINGERPRINT; 2280 } 2281 2282 checkDefaultBrowser(); 2283 2284 // All the changes are done during package scanning. 2285 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2286 2287 // can downgrade to reader 2288 mSettings.writeLPr(); 2289 2290 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2291 SystemClock.uptimeMillis()); 2292 2293 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2294 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2295 2296 mInstallerService = new PackageInstallerService(context, this); 2297 2298 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2299 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2300 mIntentFilterVerifierComponent); 2301 2302 } // synchronized (mPackages) 2303 } // synchronized (mInstallLock) 2304 2305 // Now after opening every single application zip, make sure they 2306 // are all flushed. Not really needed, but keeps things nice and 2307 // tidy. 2308 Runtime.getRuntime().gc(); 2309 2310 // Expose private service for system components to use. 2311 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2312 } 2313 2314 @Override 2315 public boolean isFirstBoot() { 2316 return !mRestoredSettings; 2317 } 2318 2319 @Override 2320 public boolean isOnlyCoreApps() { 2321 return mOnlyCore; 2322 } 2323 2324 @Override 2325 public boolean isUpgrade() { 2326 return mIsUpgrade; 2327 } 2328 2329 private String getRequiredVerifierLPr() { 2330 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2331 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2332 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2333 2334 String requiredVerifier = null; 2335 2336 final int N = receivers.size(); 2337 for (int i = 0; i < N; i++) { 2338 final ResolveInfo info = receivers.get(i); 2339 2340 if (info.activityInfo == null) { 2341 continue; 2342 } 2343 2344 final String packageName = info.activityInfo.packageName; 2345 2346 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2347 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2348 continue; 2349 } 2350 2351 if (requiredVerifier != null) { 2352 throw new RuntimeException("There can be only one required verifier"); 2353 } 2354 2355 requiredVerifier = packageName; 2356 } 2357 2358 return requiredVerifier; 2359 } 2360 2361 private String getRequiredInstallerLPr() { 2362 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2363 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2364 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2365 2366 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2367 PACKAGE_MIME_TYPE, 0, 0); 2368 2369 String requiredInstaller = null; 2370 2371 final int N = installers.size(); 2372 for (int i = 0; i < N; i++) { 2373 final ResolveInfo info = installers.get(i); 2374 final String packageName = info.activityInfo.packageName; 2375 2376 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2377 continue; 2378 } 2379 2380 if (requiredInstaller != null) { 2381 throw new RuntimeException("There must be one required installer"); 2382 } 2383 2384 requiredInstaller = packageName; 2385 } 2386 2387 if (requiredInstaller == null) { 2388 throw new RuntimeException("There must be one required installer"); 2389 } 2390 2391 return requiredInstaller; 2392 } 2393 2394 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2395 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2396 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2397 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2398 2399 ComponentName verifierComponentName = null; 2400 2401 int priority = -1000; 2402 final int N = receivers.size(); 2403 for (int i = 0; i < N; i++) { 2404 final ResolveInfo info = receivers.get(i); 2405 2406 if (info.activityInfo == null) { 2407 continue; 2408 } 2409 2410 final String packageName = info.activityInfo.packageName; 2411 2412 final PackageSetting ps = mSettings.mPackages.get(packageName); 2413 if (ps == null) { 2414 continue; 2415 } 2416 2417 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2418 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2419 continue; 2420 } 2421 2422 // Select the IntentFilterVerifier with the highest priority 2423 if (priority < info.priority) { 2424 priority = info.priority; 2425 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2426 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2427 + verifierComponentName + " with priority: " + info.priority); 2428 } 2429 } 2430 2431 return verifierComponentName; 2432 } 2433 2434 private void primeDomainVerificationsLPw(int userId) { 2435 if (DEBUG_DOMAIN_VERIFICATION) { 2436 Slog.d(TAG, "Priming domain verifications in user " + userId); 2437 } 2438 2439 SystemConfig systemConfig = SystemConfig.getInstance(); 2440 ArraySet<String> packages = systemConfig.getLinkedApps(); 2441 ArraySet<String> domains = new ArraySet<String>(); 2442 2443 for (String packageName : packages) { 2444 PackageParser.Package pkg = mPackages.get(packageName); 2445 if (pkg != null) { 2446 if (!pkg.isSystemApp()) { 2447 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2448 continue; 2449 } 2450 2451 domains.clear(); 2452 for (PackageParser.Activity a : pkg.activities) { 2453 for (ActivityIntentInfo filter : a.intents) { 2454 if (hasValidDomains(filter)) { 2455 domains.addAll(filter.getHostsList()); 2456 } 2457 } 2458 } 2459 2460 if (domains.size() > 0) { 2461 if (DEBUG_DOMAIN_VERIFICATION) { 2462 Slog.v(TAG, " + " + packageName); 2463 } 2464 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2465 // state w.r.t. the formal app-linkage "no verification attempted" state; 2466 // and then 'always' in the per-user state actually used for intent resolution. 2467 final IntentFilterVerificationInfo ivi; 2468 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2469 new ArrayList<String>(domains)); 2470 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2471 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2472 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2473 } else { 2474 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2475 + "' does not handle web links"); 2476 } 2477 } else { 2478 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2479 } 2480 } 2481 2482 scheduleWritePackageRestrictionsLocked(userId); 2483 scheduleWriteSettingsLocked(); 2484 } 2485 2486 private void applyFactoryDefaultBrowserLPw(int userId) { 2487 // The default browser app's package name is stored in a string resource, 2488 // with a product-specific overlay used for vendor customization. 2489 String browserPkg = mContext.getResources().getString( 2490 com.android.internal.R.string.default_browser); 2491 if (!TextUtils.isEmpty(browserPkg)) { 2492 // non-empty string => required to be a known package 2493 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2494 if (ps == null) { 2495 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2496 browserPkg = null; 2497 } else { 2498 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2499 } 2500 } 2501 2502 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2503 // default. If there's more than one, just leave everything alone. 2504 if (browserPkg == null) { 2505 calculateDefaultBrowserLPw(userId); 2506 } 2507 } 2508 2509 private void calculateDefaultBrowserLPw(int userId) { 2510 List<String> allBrowsers = resolveAllBrowserApps(userId); 2511 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2512 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2513 } 2514 2515 private List<String> resolveAllBrowserApps(int userId) { 2516 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2517 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2518 PackageManager.MATCH_ALL, userId); 2519 2520 final int count = list.size(); 2521 List<String> result = new ArrayList<String>(count); 2522 for (int i=0; i<count; i++) { 2523 ResolveInfo info = list.get(i); 2524 if (info.activityInfo == null 2525 || !info.handleAllWebDataURI 2526 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2527 || result.contains(info.activityInfo.packageName)) { 2528 continue; 2529 } 2530 result.add(info.activityInfo.packageName); 2531 } 2532 2533 return result; 2534 } 2535 2536 private boolean packageIsBrowser(String packageName, int userId) { 2537 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2538 PackageManager.MATCH_ALL, userId); 2539 final int N = list.size(); 2540 for (int i = 0; i < N; i++) { 2541 ResolveInfo info = list.get(i); 2542 if (packageName.equals(info.activityInfo.packageName)) { 2543 return true; 2544 } 2545 } 2546 return false; 2547 } 2548 2549 private void checkDefaultBrowser() { 2550 final int myUserId = UserHandle.myUserId(); 2551 final String packageName = getDefaultBrowserPackageName(myUserId); 2552 if (packageName != null) { 2553 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2554 if (info == null) { 2555 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2556 synchronized (mPackages) { 2557 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2558 } 2559 } 2560 } 2561 } 2562 2563 @Override 2564 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2565 throws RemoteException { 2566 try { 2567 return super.onTransact(code, data, reply, flags); 2568 } catch (RuntimeException e) { 2569 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2570 Slog.wtf(TAG, "Package Manager Crash", e); 2571 } 2572 throw e; 2573 } 2574 } 2575 2576 void cleanupInstallFailedPackage(PackageSetting ps) { 2577 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2578 2579 removeDataDirsLI(ps.volumeUuid, ps.name); 2580 if (ps.codePath != null) { 2581 if (ps.codePath.isDirectory()) { 2582 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2583 } else { 2584 ps.codePath.delete(); 2585 } 2586 } 2587 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2588 if (ps.resourcePath.isDirectory()) { 2589 FileUtils.deleteContents(ps.resourcePath); 2590 } 2591 ps.resourcePath.delete(); 2592 } 2593 mSettings.removePackageLPw(ps.name); 2594 } 2595 2596 static int[] appendInts(int[] cur, int[] add) { 2597 if (add == null) return cur; 2598 if (cur == null) return add; 2599 final int N = add.length; 2600 for (int i=0; i<N; i++) { 2601 cur = appendInt(cur, add[i]); 2602 } 2603 return cur; 2604 } 2605 2606 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2607 if (!sUserManager.exists(userId)) return null; 2608 final PackageSetting ps = (PackageSetting) p.mExtras; 2609 if (ps == null) { 2610 return null; 2611 } 2612 2613 final PermissionsState permissionsState = ps.getPermissionsState(); 2614 2615 final int[] gids = permissionsState.computeGids(userId); 2616 final Set<String> permissions = permissionsState.getPermissions(userId); 2617 final PackageUserState state = ps.readUserState(userId); 2618 2619 return PackageParser.generatePackageInfo(p, gids, flags, 2620 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2621 } 2622 2623 @Override 2624 public boolean isPackageFrozen(String packageName) { 2625 synchronized (mPackages) { 2626 final PackageSetting ps = mSettings.mPackages.get(packageName); 2627 if (ps != null) { 2628 return ps.frozen; 2629 } 2630 } 2631 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2632 return true; 2633 } 2634 2635 @Override 2636 public boolean isPackageAvailable(String packageName, int userId) { 2637 if (!sUserManager.exists(userId)) return false; 2638 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2639 synchronized (mPackages) { 2640 PackageParser.Package p = mPackages.get(packageName); 2641 if (p != null) { 2642 final PackageSetting ps = (PackageSetting) p.mExtras; 2643 if (ps != null) { 2644 final PackageUserState state = ps.readUserState(userId); 2645 if (state != null) { 2646 return PackageParser.isAvailable(state); 2647 } 2648 } 2649 } 2650 } 2651 return false; 2652 } 2653 2654 @Override 2655 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2656 if (!sUserManager.exists(userId)) return null; 2657 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2658 // reader 2659 synchronized (mPackages) { 2660 PackageParser.Package p = mPackages.get(packageName); 2661 if (DEBUG_PACKAGE_INFO) 2662 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2663 if (p != null) { 2664 return generatePackageInfo(p, flags, userId); 2665 } 2666 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2667 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2668 } 2669 } 2670 return null; 2671 } 2672 2673 @Override 2674 public String[] currentToCanonicalPackageNames(String[] names) { 2675 String[] out = new String[names.length]; 2676 // reader 2677 synchronized (mPackages) { 2678 for (int i=names.length-1; i>=0; i--) { 2679 PackageSetting ps = mSettings.mPackages.get(names[i]); 2680 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2681 } 2682 } 2683 return out; 2684 } 2685 2686 @Override 2687 public String[] canonicalToCurrentPackageNames(String[] names) { 2688 String[] out = new String[names.length]; 2689 // reader 2690 synchronized (mPackages) { 2691 for (int i=names.length-1; i>=0; i--) { 2692 String cur = mSettings.mRenamedPackages.get(names[i]); 2693 out[i] = cur != null ? cur : names[i]; 2694 } 2695 } 2696 return out; 2697 } 2698 2699 @Override 2700 public int getPackageUid(String packageName, int userId) { 2701 if (!sUserManager.exists(userId)) return -1; 2702 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2703 2704 // reader 2705 synchronized (mPackages) { 2706 PackageParser.Package p = mPackages.get(packageName); 2707 if(p != null) { 2708 return UserHandle.getUid(userId, p.applicationInfo.uid); 2709 } 2710 PackageSetting ps = mSettings.mPackages.get(packageName); 2711 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2712 return -1; 2713 } 2714 p = ps.pkg; 2715 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2716 } 2717 } 2718 2719 @Override 2720 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2721 if (!sUserManager.exists(userId)) { 2722 return null; 2723 } 2724 2725 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2726 "getPackageGids"); 2727 2728 // reader 2729 synchronized (mPackages) { 2730 PackageParser.Package p = mPackages.get(packageName); 2731 if (DEBUG_PACKAGE_INFO) { 2732 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2733 } 2734 if (p != null) { 2735 PackageSetting ps = (PackageSetting) p.mExtras; 2736 return ps.getPermissionsState().computeGids(userId); 2737 } 2738 } 2739 2740 return null; 2741 } 2742 2743 static PermissionInfo generatePermissionInfo( 2744 BasePermission bp, int flags) { 2745 if (bp.perm != null) { 2746 return PackageParser.generatePermissionInfo(bp.perm, flags); 2747 } 2748 PermissionInfo pi = new PermissionInfo(); 2749 pi.name = bp.name; 2750 pi.packageName = bp.sourcePackage; 2751 pi.nonLocalizedLabel = bp.name; 2752 pi.protectionLevel = bp.protectionLevel; 2753 return pi; 2754 } 2755 2756 @Override 2757 public PermissionInfo getPermissionInfo(String name, int flags) { 2758 // reader 2759 synchronized (mPackages) { 2760 final BasePermission p = mSettings.mPermissions.get(name); 2761 if (p != null) { 2762 return generatePermissionInfo(p, flags); 2763 } 2764 return null; 2765 } 2766 } 2767 2768 @Override 2769 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2770 // reader 2771 synchronized (mPackages) { 2772 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2773 for (BasePermission p : mSettings.mPermissions.values()) { 2774 if (group == null) { 2775 if (p.perm == null || p.perm.info.group == null) { 2776 out.add(generatePermissionInfo(p, flags)); 2777 } 2778 } else { 2779 if (p.perm != null && group.equals(p.perm.info.group)) { 2780 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2781 } 2782 } 2783 } 2784 2785 if (out.size() > 0) { 2786 return out; 2787 } 2788 return mPermissionGroups.containsKey(group) ? out : null; 2789 } 2790 } 2791 2792 @Override 2793 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2794 // reader 2795 synchronized (mPackages) { 2796 return PackageParser.generatePermissionGroupInfo( 2797 mPermissionGroups.get(name), flags); 2798 } 2799 } 2800 2801 @Override 2802 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2803 // reader 2804 synchronized (mPackages) { 2805 final int N = mPermissionGroups.size(); 2806 ArrayList<PermissionGroupInfo> out 2807 = new ArrayList<PermissionGroupInfo>(N); 2808 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2809 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2810 } 2811 return out; 2812 } 2813 } 2814 2815 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2816 int userId) { 2817 if (!sUserManager.exists(userId)) return null; 2818 PackageSetting ps = mSettings.mPackages.get(packageName); 2819 if (ps != null) { 2820 if (ps.pkg == null) { 2821 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2822 flags, userId); 2823 if (pInfo != null) { 2824 return pInfo.applicationInfo; 2825 } 2826 return null; 2827 } 2828 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2829 ps.readUserState(userId), userId); 2830 } 2831 return null; 2832 } 2833 2834 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2835 int userId) { 2836 if (!sUserManager.exists(userId)) return null; 2837 PackageSetting ps = mSettings.mPackages.get(packageName); 2838 if (ps != null) { 2839 PackageParser.Package pkg = ps.pkg; 2840 if (pkg == null) { 2841 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2842 return null; 2843 } 2844 // Only data remains, so we aren't worried about code paths 2845 pkg = new PackageParser.Package(packageName); 2846 pkg.applicationInfo.packageName = packageName; 2847 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2848 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2849 pkg.applicationInfo.dataDir = Environment 2850 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2851 .getAbsolutePath(); 2852 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2853 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2854 } 2855 return generatePackageInfo(pkg, flags, userId); 2856 } 2857 return null; 2858 } 2859 2860 @Override 2861 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2862 if (!sUserManager.exists(userId)) return null; 2863 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2864 // writer 2865 synchronized (mPackages) { 2866 PackageParser.Package p = mPackages.get(packageName); 2867 if (DEBUG_PACKAGE_INFO) Log.v( 2868 TAG, "getApplicationInfo " + packageName 2869 + ": " + p); 2870 if (p != null) { 2871 PackageSetting ps = mSettings.mPackages.get(packageName); 2872 if (ps == null) return null; 2873 // Note: isEnabledLP() does not apply here - always return info 2874 return PackageParser.generateApplicationInfo( 2875 p, flags, ps.readUserState(userId), userId); 2876 } 2877 if ("android".equals(packageName)||"system".equals(packageName)) { 2878 return mAndroidApplication; 2879 } 2880 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2881 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2882 } 2883 } 2884 return null; 2885 } 2886 2887 @Override 2888 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2889 final IPackageDataObserver observer) { 2890 mContext.enforceCallingOrSelfPermission( 2891 android.Manifest.permission.CLEAR_APP_CACHE, null); 2892 // Queue up an async operation since clearing cache may take a little while. 2893 mHandler.post(new Runnable() { 2894 public void run() { 2895 mHandler.removeCallbacks(this); 2896 int retCode = -1; 2897 synchronized (mInstallLock) { 2898 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2899 if (retCode < 0) { 2900 Slog.w(TAG, "Couldn't clear application caches"); 2901 } 2902 } 2903 if (observer != null) { 2904 try { 2905 observer.onRemoveCompleted(null, (retCode >= 0)); 2906 } catch (RemoteException e) { 2907 Slog.w(TAG, "RemoveException when invoking call back"); 2908 } 2909 } 2910 } 2911 }); 2912 } 2913 2914 @Override 2915 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2916 final IntentSender pi) { 2917 mContext.enforceCallingOrSelfPermission( 2918 android.Manifest.permission.CLEAR_APP_CACHE, null); 2919 // Queue up an async operation since clearing cache may take a little while. 2920 mHandler.post(new Runnable() { 2921 public void run() { 2922 mHandler.removeCallbacks(this); 2923 int retCode = -1; 2924 synchronized (mInstallLock) { 2925 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2926 if (retCode < 0) { 2927 Slog.w(TAG, "Couldn't clear application caches"); 2928 } 2929 } 2930 if(pi != null) { 2931 try { 2932 // Callback via pending intent 2933 int code = (retCode >= 0) ? 1 : 0; 2934 pi.sendIntent(null, code, null, 2935 null, null); 2936 } catch (SendIntentException e1) { 2937 Slog.i(TAG, "Failed to send pending intent"); 2938 } 2939 } 2940 } 2941 }); 2942 } 2943 2944 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2945 synchronized (mInstallLock) { 2946 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2947 throw new IOException("Failed to free enough space"); 2948 } 2949 } 2950 } 2951 2952 @Override 2953 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2954 if (!sUserManager.exists(userId)) return null; 2955 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2956 synchronized (mPackages) { 2957 PackageParser.Activity a = mActivities.mActivities.get(component); 2958 2959 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2960 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2961 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2962 if (ps == null) return null; 2963 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2964 userId); 2965 } 2966 if (mResolveComponentName.equals(component)) { 2967 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2968 new PackageUserState(), userId); 2969 } 2970 } 2971 return null; 2972 } 2973 2974 @Override 2975 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2976 String resolvedType) { 2977 synchronized (mPackages) { 2978 if (component.equals(mResolveComponentName)) { 2979 // The resolver supports EVERYTHING! 2980 return true; 2981 } 2982 PackageParser.Activity a = mActivities.mActivities.get(component); 2983 if (a == null) { 2984 return false; 2985 } 2986 for (int i=0; i<a.intents.size(); i++) { 2987 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2988 intent.getData(), intent.getCategories(), TAG) >= 0) { 2989 return true; 2990 } 2991 } 2992 return false; 2993 } 2994 } 2995 2996 @Override 2997 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2998 if (!sUserManager.exists(userId)) return null; 2999 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3000 synchronized (mPackages) { 3001 PackageParser.Activity a = mReceivers.mActivities.get(component); 3002 if (DEBUG_PACKAGE_INFO) Log.v( 3003 TAG, "getReceiverInfo " + component + ": " + a); 3004 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 3005 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3006 if (ps == null) return null; 3007 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3008 userId); 3009 } 3010 } 3011 return null; 3012 } 3013 3014 @Override 3015 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3016 if (!sUserManager.exists(userId)) return null; 3017 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3018 synchronized (mPackages) { 3019 PackageParser.Service s = mServices.mServices.get(component); 3020 if (DEBUG_PACKAGE_INFO) Log.v( 3021 TAG, "getServiceInfo " + component + ": " + s); 3022 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3023 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3024 if (ps == null) return null; 3025 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3026 userId); 3027 } 3028 } 3029 return null; 3030 } 3031 3032 @Override 3033 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3034 if (!sUserManager.exists(userId)) return null; 3035 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3036 synchronized (mPackages) { 3037 PackageParser.Provider p = mProviders.mProviders.get(component); 3038 if (DEBUG_PACKAGE_INFO) Log.v( 3039 TAG, "getProviderInfo " + component + ": " + p); 3040 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3041 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3042 if (ps == null) return null; 3043 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3044 userId); 3045 } 3046 } 3047 return null; 3048 } 3049 3050 @Override 3051 public String[] getSystemSharedLibraryNames() { 3052 Set<String> libSet; 3053 synchronized (mPackages) { 3054 libSet = mSharedLibraries.keySet(); 3055 int size = libSet.size(); 3056 if (size > 0) { 3057 String[] libs = new String[size]; 3058 libSet.toArray(libs); 3059 return libs; 3060 } 3061 } 3062 return null; 3063 } 3064 3065 /** 3066 * @hide 3067 */ 3068 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3069 synchronized (mPackages) { 3070 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3071 if (lib != null && lib.apk != null) { 3072 return mPackages.get(lib.apk); 3073 } 3074 } 3075 return null; 3076 } 3077 3078 @Override 3079 public FeatureInfo[] getSystemAvailableFeatures() { 3080 Collection<FeatureInfo> featSet; 3081 synchronized (mPackages) { 3082 featSet = mAvailableFeatures.values(); 3083 int size = featSet.size(); 3084 if (size > 0) { 3085 FeatureInfo[] features = new FeatureInfo[size+1]; 3086 featSet.toArray(features); 3087 FeatureInfo fi = new FeatureInfo(); 3088 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3089 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3090 features[size] = fi; 3091 return features; 3092 } 3093 } 3094 return null; 3095 } 3096 3097 @Override 3098 public boolean hasSystemFeature(String name) { 3099 synchronized (mPackages) { 3100 return mAvailableFeatures.containsKey(name); 3101 } 3102 } 3103 3104 private void checkValidCaller(int uid, int userId) { 3105 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3106 return; 3107 3108 throw new SecurityException("Caller uid=" + uid 3109 + " is not privileged to communicate with user=" + userId); 3110 } 3111 3112 @Override 3113 public int checkPermission(String permName, String pkgName, int userId) { 3114 if (!sUserManager.exists(userId)) { 3115 return PackageManager.PERMISSION_DENIED; 3116 } 3117 3118 synchronized (mPackages) { 3119 final PackageParser.Package p = mPackages.get(pkgName); 3120 if (p != null && p.mExtras != null) { 3121 final PackageSetting ps = (PackageSetting) p.mExtras; 3122 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3123 return PackageManager.PERMISSION_GRANTED; 3124 } 3125 } 3126 } 3127 3128 return PackageManager.PERMISSION_DENIED; 3129 } 3130 3131 @Override 3132 public int checkUidPermission(String permName, int uid) { 3133 final int userId = UserHandle.getUserId(uid); 3134 3135 if (!sUserManager.exists(userId)) { 3136 return PackageManager.PERMISSION_DENIED; 3137 } 3138 3139 synchronized (mPackages) { 3140 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3141 if (obj != null) { 3142 final SettingBase ps = (SettingBase) obj; 3143 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3144 return PackageManager.PERMISSION_GRANTED; 3145 } 3146 } else { 3147 ArraySet<String> perms = mSystemPermissions.get(uid); 3148 if (perms != null && perms.contains(permName)) { 3149 return PackageManager.PERMISSION_GRANTED; 3150 } 3151 } 3152 } 3153 3154 return PackageManager.PERMISSION_DENIED; 3155 } 3156 3157 @Override 3158 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3159 if (UserHandle.getCallingUserId() != userId) { 3160 mContext.enforceCallingPermission( 3161 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3162 "isPermissionRevokedByPolicy for user " + userId); 3163 } 3164 3165 if (checkPermission(permission, packageName, userId) 3166 == PackageManager.PERMISSION_GRANTED) { 3167 return false; 3168 } 3169 3170 final long identity = Binder.clearCallingIdentity(); 3171 try { 3172 final int flags = getPermissionFlags(permission, packageName, userId); 3173 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3174 } finally { 3175 Binder.restoreCallingIdentity(identity); 3176 } 3177 } 3178 3179 /** 3180 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3181 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3182 * @param checkShell TODO(yamasani): 3183 * @param message the message to log on security exception 3184 */ 3185 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3186 boolean checkShell, String message) { 3187 if (userId < 0) { 3188 throw new IllegalArgumentException("Invalid userId " + userId); 3189 } 3190 if (checkShell) { 3191 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3192 } 3193 if (userId == UserHandle.getUserId(callingUid)) return; 3194 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3195 if (requireFullPermission) { 3196 mContext.enforceCallingOrSelfPermission( 3197 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3198 } else { 3199 try { 3200 mContext.enforceCallingOrSelfPermission( 3201 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3202 } catch (SecurityException se) { 3203 mContext.enforceCallingOrSelfPermission( 3204 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3205 } 3206 } 3207 } 3208 } 3209 3210 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3211 if (callingUid == Process.SHELL_UID) { 3212 if (userHandle >= 0 3213 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3214 throw new SecurityException("Shell does not have permission to access user " 3215 + userHandle); 3216 } else if (userHandle < 0) { 3217 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3218 + Debug.getCallers(3)); 3219 } 3220 } 3221 } 3222 3223 private BasePermission findPermissionTreeLP(String permName) { 3224 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3225 if (permName.startsWith(bp.name) && 3226 permName.length() > bp.name.length() && 3227 permName.charAt(bp.name.length()) == '.') { 3228 return bp; 3229 } 3230 } 3231 return null; 3232 } 3233 3234 private BasePermission checkPermissionTreeLP(String permName) { 3235 if (permName != null) { 3236 BasePermission bp = findPermissionTreeLP(permName); 3237 if (bp != null) { 3238 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3239 return bp; 3240 } 3241 throw new SecurityException("Calling uid " 3242 + Binder.getCallingUid() 3243 + " is not allowed to add to permission tree " 3244 + bp.name + " owned by uid " + bp.uid); 3245 } 3246 } 3247 throw new SecurityException("No permission tree found for " + permName); 3248 } 3249 3250 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3251 if (s1 == null) { 3252 return s2 == null; 3253 } 3254 if (s2 == null) { 3255 return false; 3256 } 3257 if (s1.getClass() != s2.getClass()) { 3258 return false; 3259 } 3260 return s1.equals(s2); 3261 } 3262 3263 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3264 if (pi1.icon != pi2.icon) return false; 3265 if (pi1.logo != pi2.logo) return false; 3266 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3267 if (!compareStrings(pi1.name, pi2.name)) return false; 3268 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3269 // We'll take care of setting this one. 3270 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3271 // These are not currently stored in settings. 3272 //if (!compareStrings(pi1.group, pi2.group)) return false; 3273 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3274 //if (pi1.labelRes != pi2.labelRes) return false; 3275 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3276 return true; 3277 } 3278 3279 int permissionInfoFootprint(PermissionInfo info) { 3280 int size = info.name.length(); 3281 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3282 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3283 return size; 3284 } 3285 3286 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3287 int size = 0; 3288 for (BasePermission perm : mSettings.mPermissions.values()) { 3289 if (perm.uid == tree.uid) { 3290 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3291 } 3292 } 3293 return size; 3294 } 3295 3296 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3297 // We calculate the max size of permissions defined by this uid and throw 3298 // if that plus the size of 'info' would exceed our stated maximum. 3299 if (tree.uid != Process.SYSTEM_UID) { 3300 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3301 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3302 throw new SecurityException("Permission tree size cap exceeded"); 3303 } 3304 } 3305 } 3306 3307 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3308 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3309 throw new SecurityException("Label must be specified in permission"); 3310 } 3311 BasePermission tree = checkPermissionTreeLP(info.name); 3312 BasePermission bp = mSettings.mPermissions.get(info.name); 3313 boolean added = bp == null; 3314 boolean changed = true; 3315 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3316 if (added) { 3317 enforcePermissionCapLocked(info, tree); 3318 bp = new BasePermission(info.name, tree.sourcePackage, 3319 BasePermission.TYPE_DYNAMIC); 3320 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3321 throw new SecurityException( 3322 "Not allowed to modify non-dynamic permission " 3323 + info.name); 3324 } else { 3325 if (bp.protectionLevel == fixedLevel 3326 && bp.perm.owner.equals(tree.perm.owner) 3327 && bp.uid == tree.uid 3328 && comparePermissionInfos(bp.perm.info, info)) { 3329 changed = false; 3330 } 3331 } 3332 bp.protectionLevel = fixedLevel; 3333 info = new PermissionInfo(info); 3334 info.protectionLevel = fixedLevel; 3335 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3336 bp.perm.info.packageName = tree.perm.info.packageName; 3337 bp.uid = tree.uid; 3338 if (added) { 3339 mSettings.mPermissions.put(info.name, bp); 3340 } 3341 if (changed) { 3342 if (!async) { 3343 mSettings.writeLPr(); 3344 } else { 3345 scheduleWriteSettingsLocked(); 3346 } 3347 } 3348 return added; 3349 } 3350 3351 @Override 3352 public boolean addPermission(PermissionInfo info) { 3353 synchronized (mPackages) { 3354 return addPermissionLocked(info, false); 3355 } 3356 } 3357 3358 @Override 3359 public boolean addPermissionAsync(PermissionInfo info) { 3360 synchronized (mPackages) { 3361 return addPermissionLocked(info, true); 3362 } 3363 } 3364 3365 @Override 3366 public void removePermission(String name) { 3367 synchronized (mPackages) { 3368 checkPermissionTreeLP(name); 3369 BasePermission bp = mSettings.mPermissions.get(name); 3370 if (bp != null) { 3371 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3372 throw new SecurityException( 3373 "Not allowed to modify non-dynamic permission " 3374 + name); 3375 } 3376 mSettings.mPermissions.remove(name); 3377 mSettings.writeLPr(); 3378 } 3379 } 3380 } 3381 3382 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3383 BasePermission bp) { 3384 int index = pkg.requestedPermissions.indexOf(bp.name); 3385 if (index == -1) { 3386 throw new SecurityException("Package " + pkg.packageName 3387 + " has not requested permission " + bp.name); 3388 } 3389 if (!bp.isRuntime()) { 3390 throw new SecurityException("Permission " + bp.name 3391 + " is not a changeable permission type"); 3392 } 3393 } 3394 3395 @Override 3396 public void grantRuntimePermission(String packageName, String name, final int userId) { 3397 if (!sUserManager.exists(userId)) { 3398 Log.e(TAG, "No such user:" + userId); 3399 return; 3400 } 3401 3402 mContext.enforceCallingOrSelfPermission( 3403 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3404 "grantRuntimePermission"); 3405 3406 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3407 "grantRuntimePermission"); 3408 3409 final int uid; 3410 final SettingBase sb; 3411 3412 synchronized (mPackages) { 3413 final PackageParser.Package pkg = mPackages.get(packageName); 3414 if (pkg == null) { 3415 throw new IllegalArgumentException("Unknown package: " + packageName); 3416 } 3417 3418 final BasePermission bp = mSettings.mPermissions.get(name); 3419 if (bp == null) { 3420 throw new IllegalArgumentException("Unknown permission: " + name); 3421 } 3422 3423 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3424 3425 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3426 sb = (SettingBase) pkg.mExtras; 3427 if (sb == null) { 3428 throw new IllegalArgumentException("Unknown package: " + packageName); 3429 } 3430 3431 final PermissionsState permissionsState = sb.getPermissionsState(); 3432 3433 final int flags = permissionsState.getPermissionFlags(name, userId); 3434 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3435 throw new SecurityException("Cannot grant system fixed permission: " 3436 + name + " for package: " + packageName); 3437 } 3438 3439 final int result = permissionsState.grantRuntimePermission(bp, userId); 3440 switch (result) { 3441 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3442 return; 3443 } 3444 3445 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3446 mHandler.post(new Runnable() { 3447 @Override 3448 public void run() { 3449 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3450 } 3451 }); 3452 } break; 3453 } 3454 3455 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3456 3457 // Not critical if that is lost - app has to request again. 3458 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3459 } 3460 3461 // Only need to do this if user is initialized. Otherwise it's a new user 3462 // and there are no processes running as the user yet and there's no need 3463 // to make an expensive call to remount processes for the changed permissions. 3464 if (READ_EXTERNAL_STORAGE.equals(name) 3465 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3466 final long token = Binder.clearCallingIdentity(); 3467 try { 3468 if (sUserManager.isInitialized(userId)) { 3469 MountServiceInternal mountServiceInternal = LocalServices.getService( 3470 MountServiceInternal.class); 3471 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3472 } 3473 } finally { 3474 Binder.restoreCallingIdentity(token); 3475 } 3476 } 3477 } 3478 3479 @Override 3480 public void revokeRuntimePermission(String packageName, String name, int userId) { 3481 if (!sUserManager.exists(userId)) { 3482 Log.e(TAG, "No such user:" + userId); 3483 return; 3484 } 3485 3486 mContext.enforceCallingOrSelfPermission( 3487 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3488 "revokeRuntimePermission"); 3489 3490 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3491 "revokeRuntimePermission"); 3492 3493 final SettingBase sb; 3494 3495 synchronized (mPackages) { 3496 final PackageParser.Package pkg = mPackages.get(packageName); 3497 if (pkg == null) { 3498 throw new IllegalArgumentException("Unknown package: " + packageName); 3499 } 3500 3501 final BasePermission bp = mSettings.mPermissions.get(name); 3502 if (bp == null) { 3503 throw new IllegalArgumentException("Unknown permission: " + name); 3504 } 3505 3506 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3507 3508 sb = (SettingBase) pkg.mExtras; 3509 if (sb == null) { 3510 throw new IllegalArgumentException("Unknown package: " + packageName); 3511 } 3512 3513 final PermissionsState permissionsState = sb.getPermissionsState(); 3514 3515 final int flags = permissionsState.getPermissionFlags(name, userId); 3516 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3517 throw new SecurityException("Cannot revoke system fixed permission: " 3518 + name + " for package: " + packageName); 3519 } 3520 3521 if (permissionsState.revokeRuntimePermission(bp, userId) == 3522 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3523 return; 3524 } 3525 3526 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3527 3528 // Critical, after this call app should never have the permission. 3529 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3530 } 3531 3532 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3533 } 3534 3535 @Override 3536 public void resetRuntimePermissions() { 3537 mContext.enforceCallingOrSelfPermission( 3538 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3539 "revokeRuntimePermission"); 3540 3541 int callingUid = Binder.getCallingUid(); 3542 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3543 mContext.enforceCallingOrSelfPermission( 3544 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3545 "resetRuntimePermissions"); 3546 } 3547 3548 synchronized (mPackages) { 3549 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3550 for (int userId : UserManagerService.getInstance().getUserIds()) { 3551 final int packageCount = mPackages.size(); 3552 for (int i = 0; i < packageCount; i++) { 3553 PackageParser.Package pkg = mPackages.valueAt(i); 3554 if (!(pkg.mExtras instanceof PackageSetting)) { 3555 continue; 3556 } 3557 PackageSetting ps = (PackageSetting) pkg.mExtras; 3558 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3559 } 3560 } 3561 } 3562 } 3563 3564 @Override 3565 public int getPermissionFlags(String name, String packageName, int userId) { 3566 if (!sUserManager.exists(userId)) { 3567 return 0; 3568 } 3569 3570 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3571 3572 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3573 "getPermissionFlags"); 3574 3575 synchronized (mPackages) { 3576 final PackageParser.Package pkg = mPackages.get(packageName); 3577 if (pkg == null) { 3578 throw new IllegalArgumentException("Unknown package: " + packageName); 3579 } 3580 3581 final BasePermission bp = mSettings.mPermissions.get(name); 3582 if (bp == null) { 3583 throw new IllegalArgumentException("Unknown permission: " + name); 3584 } 3585 3586 SettingBase sb = (SettingBase) pkg.mExtras; 3587 if (sb == null) { 3588 throw new IllegalArgumentException("Unknown package: " + packageName); 3589 } 3590 3591 PermissionsState permissionsState = sb.getPermissionsState(); 3592 return permissionsState.getPermissionFlags(name, userId); 3593 } 3594 } 3595 3596 @Override 3597 public void updatePermissionFlags(String name, String packageName, int flagMask, 3598 int flagValues, int userId) { 3599 if (!sUserManager.exists(userId)) { 3600 return; 3601 } 3602 3603 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3604 3605 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3606 "updatePermissionFlags"); 3607 3608 // Only the system can change these flags and nothing else. 3609 if (getCallingUid() != Process.SYSTEM_UID) { 3610 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3611 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3612 flagMask &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3613 flagValues &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3614 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3615 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3616 } 3617 3618 synchronized (mPackages) { 3619 final PackageParser.Package pkg = mPackages.get(packageName); 3620 if (pkg == null) { 3621 throw new IllegalArgumentException("Unknown package: " + packageName); 3622 } 3623 3624 final BasePermission bp = mSettings.mPermissions.get(name); 3625 if (bp == null) { 3626 throw new IllegalArgumentException("Unknown permission: " + name); 3627 } 3628 3629 SettingBase sb = (SettingBase) pkg.mExtras; 3630 if (sb == null) { 3631 throw new IllegalArgumentException("Unknown package: " + packageName); 3632 } 3633 3634 PermissionsState permissionsState = sb.getPermissionsState(); 3635 3636 // Only the package manager can change flags for system component permissions. 3637 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3638 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3639 return; 3640 } 3641 3642 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3643 3644 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3645 // Install and runtime permissions are stored in different places, 3646 // so figure out what permission changed and persist the change. 3647 if (permissionsState.getInstallPermissionState(name) != null) { 3648 scheduleWriteSettingsLocked(); 3649 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3650 || hadState) { 3651 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3652 } 3653 } 3654 } 3655 } 3656 3657 /** 3658 * Update the permission flags for all packages and runtime permissions of a user in order 3659 * to allow device or profile owner to remove POLICY_FIXED. 3660 */ 3661 @Override 3662 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3663 if (!sUserManager.exists(userId)) { 3664 return; 3665 } 3666 3667 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3668 3669 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3670 "updatePermissionFlagsForAllApps"); 3671 3672 // Only the system can change system fixed flags. 3673 if (getCallingUid() != Process.SYSTEM_UID) { 3674 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3675 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3676 } 3677 3678 synchronized (mPackages) { 3679 boolean changed = false; 3680 final int packageCount = mPackages.size(); 3681 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3682 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3683 SettingBase sb = (SettingBase) pkg.mExtras; 3684 if (sb == null) { 3685 continue; 3686 } 3687 PermissionsState permissionsState = sb.getPermissionsState(); 3688 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3689 userId, flagMask, flagValues); 3690 } 3691 if (changed) { 3692 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3693 } 3694 } 3695 } 3696 3697 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3698 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3699 != PackageManager.PERMISSION_GRANTED 3700 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3701 != PackageManager.PERMISSION_GRANTED) { 3702 throw new SecurityException(message + " requires " 3703 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3704 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3705 } 3706 } 3707 3708 @Override 3709 public boolean shouldShowRequestPermissionRationale(String permissionName, 3710 String packageName, int userId) { 3711 if (UserHandle.getCallingUserId() != userId) { 3712 mContext.enforceCallingPermission( 3713 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3714 "canShowRequestPermissionRationale for user " + userId); 3715 } 3716 3717 final int uid = getPackageUid(packageName, userId); 3718 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3719 return false; 3720 } 3721 3722 if (checkPermission(permissionName, packageName, userId) 3723 == PackageManager.PERMISSION_GRANTED) { 3724 return false; 3725 } 3726 3727 final int flags; 3728 3729 final long identity = Binder.clearCallingIdentity(); 3730 try { 3731 flags = getPermissionFlags(permissionName, 3732 packageName, userId); 3733 } finally { 3734 Binder.restoreCallingIdentity(identity); 3735 } 3736 3737 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3738 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3739 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3740 3741 if ((flags & fixedFlags) != 0) { 3742 return false; 3743 } 3744 3745 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3746 } 3747 3748 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3749 BasePermission bp = mSettings.mPermissions.get(permission); 3750 if (bp == null) { 3751 throw new SecurityException("Missing " + permission + " permission"); 3752 } 3753 3754 SettingBase sb = (SettingBase) pkg.mExtras; 3755 PermissionsState permissionsState = sb.getPermissionsState(); 3756 3757 if (permissionsState.grantInstallPermission(bp) != 3758 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3759 scheduleWriteSettingsLocked(); 3760 } 3761 } 3762 3763 @Override 3764 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3765 mContext.enforceCallingOrSelfPermission( 3766 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3767 "addOnPermissionsChangeListener"); 3768 3769 synchronized (mPackages) { 3770 mOnPermissionChangeListeners.addListenerLocked(listener); 3771 } 3772 } 3773 3774 @Override 3775 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3776 synchronized (mPackages) { 3777 mOnPermissionChangeListeners.removeListenerLocked(listener); 3778 } 3779 } 3780 3781 @Override 3782 public boolean isProtectedBroadcast(String actionName) { 3783 synchronized (mPackages) { 3784 return mProtectedBroadcasts.contains(actionName); 3785 } 3786 } 3787 3788 @Override 3789 public int checkSignatures(String pkg1, String pkg2) { 3790 synchronized (mPackages) { 3791 final PackageParser.Package p1 = mPackages.get(pkg1); 3792 final PackageParser.Package p2 = mPackages.get(pkg2); 3793 if (p1 == null || p1.mExtras == null 3794 || p2 == null || p2.mExtras == null) { 3795 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3796 } 3797 return compareSignatures(p1.mSignatures, p2.mSignatures); 3798 } 3799 } 3800 3801 @Override 3802 public int checkUidSignatures(int uid1, int uid2) { 3803 // Map to base uids. 3804 uid1 = UserHandle.getAppId(uid1); 3805 uid2 = UserHandle.getAppId(uid2); 3806 // reader 3807 synchronized (mPackages) { 3808 Signature[] s1; 3809 Signature[] s2; 3810 Object obj = mSettings.getUserIdLPr(uid1); 3811 if (obj != null) { 3812 if (obj instanceof SharedUserSetting) { 3813 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3814 } else if (obj instanceof PackageSetting) { 3815 s1 = ((PackageSetting)obj).signatures.mSignatures; 3816 } else { 3817 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3818 } 3819 } else { 3820 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3821 } 3822 obj = mSettings.getUserIdLPr(uid2); 3823 if (obj != null) { 3824 if (obj instanceof SharedUserSetting) { 3825 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3826 } else if (obj instanceof PackageSetting) { 3827 s2 = ((PackageSetting)obj).signatures.mSignatures; 3828 } else { 3829 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3830 } 3831 } else { 3832 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3833 } 3834 return compareSignatures(s1, s2); 3835 } 3836 } 3837 3838 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3839 final long identity = Binder.clearCallingIdentity(); 3840 try { 3841 if (sb instanceof SharedUserSetting) { 3842 SharedUserSetting sus = (SharedUserSetting) sb; 3843 final int packageCount = sus.packages.size(); 3844 for (int i = 0; i < packageCount; i++) { 3845 PackageSetting susPs = sus.packages.valueAt(i); 3846 if (userId == UserHandle.USER_ALL) { 3847 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3848 } else { 3849 final int uid = UserHandle.getUid(userId, susPs.appId); 3850 killUid(uid, reason); 3851 } 3852 } 3853 } else if (sb instanceof PackageSetting) { 3854 PackageSetting ps = (PackageSetting) sb; 3855 if (userId == UserHandle.USER_ALL) { 3856 killApplication(ps.pkg.packageName, ps.appId, reason); 3857 } else { 3858 final int uid = UserHandle.getUid(userId, ps.appId); 3859 killUid(uid, reason); 3860 } 3861 } 3862 } finally { 3863 Binder.restoreCallingIdentity(identity); 3864 } 3865 } 3866 3867 private static void killUid(int uid, String reason) { 3868 IActivityManager am = ActivityManagerNative.getDefault(); 3869 if (am != null) { 3870 try { 3871 am.killUid(uid, reason); 3872 } catch (RemoteException e) { 3873 /* ignore - same process */ 3874 } 3875 } 3876 } 3877 3878 /** 3879 * Compares two sets of signatures. Returns: 3880 * <br /> 3881 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3882 * <br /> 3883 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3884 * <br /> 3885 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3886 * <br /> 3887 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3888 * <br /> 3889 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3890 */ 3891 static int compareSignatures(Signature[] s1, Signature[] s2) { 3892 if (s1 == null) { 3893 return s2 == null 3894 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3895 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3896 } 3897 3898 if (s2 == null) { 3899 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3900 } 3901 3902 if (s1.length != s2.length) { 3903 return PackageManager.SIGNATURE_NO_MATCH; 3904 } 3905 3906 // Since both signature sets are of size 1, we can compare without HashSets. 3907 if (s1.length == 1) { 3908 return s1[0].equals(s2[0]) ? 3909 PackageManager.SIGNATURE_MATCH : 3910 PackageManager.SIGNATURE_NO_MATCH; 3911 } 3912 3913 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3914 for (Signature sig : s1) { 3915 set1.add(sig); 3916 } 3917 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3918 for (Signature sig : s2) { 3919 set2.add(sig); 3920 } 3921 // Make sure s2 contains all signatures in s1. 3922 if (set1.equals(set2)) { 3923 return PackageManager.SIGNATURE_MATCH; 3924 } 3925 return PackageManager.SIGNATURE_NO_MATCH; 3926 } 3927 3928 /** 3929 * If the database version for this type of package (internal storage or 3930 * external storage) is less than the version where package signatures 3931 * were updated, return true. 3932 */ 3933 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3934 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3935 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 3936 } 3937 3938 /** 3939 * Used for backward compatibility to make sure any packages with 3940 * certificate chains get upgraded to the new style. {@code existingSigs} 3941 * will be in the old format (since they were stored on disk from before the 3942 * system upgrade) and {@code scannedSigs} will be in the newer format. 3943 */ 3944 private int compareSignaturesCompat(PackageSignatures existingSigs, 3945 PackageParser.Package scannedPkg) { 3946 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3947 return PackageManager.SIGNATURE_NO_MATCH; 3948 } 3949 3950 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3951 for (Signature sig : existingSigs.mSignatures) { 3952 existingSet.add(sig); 3953 } 3954 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3955 for (Signature sig : scannedPkg.mSignatures) { 3956 try { 3957 Signature[] chainSignatures = sig.getChainSignatures(); 3958 for (Signature chainSig : chainSignatures) { 3959 scannedCompatSet.add(chainSig); 3960 } 3961 } catch (CertificateEncodingException e) { 3962 scannedCompatSet.add(sig); 3963 } 3964 } 3965 /* 3966 * Make sure the expanded scanned set contains all signatures in the 3967 * existing one. 3968 */ 3969 if (scannedCompatSet.equals(existingSet)) { 3970 // Migrate the old signatures to the new scheme. 3971 existingSigs.assignSignatures(scannedPkg.mSignatures); 3972 // The new KeySets will be re-added later in the scanning process. 3973 synchronized (mPackages) { 3974 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3975 } 3976 return PackageManager.SIGNATURE_MATCH; 3977 } 3978 return PackageManager.SIGNATURE_NO_MATCH; 3979 } 3980 3981 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3982 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 3983 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 3984 } 3985 3986 private int compareSignaturesRecover(PackageSignatures existingSigs, 3987 PackageParser.Package scannedPkg) { 3988 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3989 return PackageManager.SIGNATURE_NO_MATCH; 3990 } 3991 3992 String msg = null; 3993 try { 3994 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3995 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3996 + scannedPkg.packageName); 3997 return PackageManager.SIGNATURE_MATCH; 3998 } 3999 } catch (CertificateException e) { 4000 msg = e.getMessage(); 4001 } 4002 4003 logCriticalInfo(Log.INFO, 4004 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4005 return PackageManager.SIGNATURE_NO_MATCH; 4006 } 4007 4008 @Override 4009 public String[] getPackagesForUid(int uid) { 4010 uid = UserHandle.getAppId(uid); 4011 // reader 4012 synchronized (mPackages) { 4013 Object obj = mSettings.getUserIdLPr(uid); 4014 if (obj instanceof SharedUserSetting) { 4015 final SharedUserSetting sus = (SharedUserSetting) obj; 4016 final int N = sus.packages.size(); 4017 final String[] res = new String[N]; 4018 final Iterator<PackageSetting> it = sus.packages.iterator(); 4019 int i = 0; 4020 while (it.hasNext()) { 4021 res[i++] = it.next().name; 4022 } 4023 return res; 4024 } else if (obj instanceof PackageSetting) { 4025 final PackageSetting ps = (PackageSetting) obj; 4026 return new String[] { ps.name }; 4027 } 4028 } 4029 return null; 4030 } 4031 4032 @Override 4033 public String getNameForUid(int uid) { 4034 // reader 4035 synchronized (mPackages) { 4036 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4037 if (obj instanceof SharedUserSetting) { 4038 final SharedUserSetting sus = (SharedUserSetting) obj; 4039 return sus.name + ":" + sus.userId; 4040 } else if (obj instanceof PackageSetting) { 4041 final PackageSetting ps = (PackageSetting) obj; 4042 return ps.name; 4043 } 4044 } 4045 return null; 4046 } 4047 4048 @Override 4049 public int getUidForSharedUser(String sharedUserName) { 4050 if(sharedUserName == null) { 4051 return -1; 4052 } 4053 // reader 4054 synchronized (mPackages) { 4055 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4056 if (suid == null) { 4057 return -1; 4058 } 4059 return suid.userId; 4060 } 4061 } 4062 4063 @Override 4064 public int getFlagsForUid(int uid) { 4065 synchronized (mPackages) { 4066 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4067 if (obj instanceof SharedUserSetting) { 4068 final SharedUserSetting sus = (SharedUserSetting) obj; 4069 return sus.pkgFlags; 4070 } else if (obj instanceof PackageSetting) { 4071 final PackageSetting ps = (PackageSetting) obj; 4072 return ps.pkgFlags; 4073 } 4074 } 4075 return 0; 4076 } 4077 4078 @Override 4079 public int getPrivateFlagsForUid(int uid) { 4080 synchronized (mPackages) { 4081 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4082 if (obj instanceof SharedUserSetting) { 4083 final SharedUserSetting sus = (SharedUserSetting) obj; 4084 return sus.pkgPrivateFlags; 4085 } else if (obj instanceof PackageSetting) { 4086 final PackageSetting ps = (PackageSetting) obj; 4087 return ps.pkgPrivateFlags; 4088 } 4089 } 4090 return 0; 4091 } 4092 4093 @Override 4094 public boolean isUidPrivileged(int uid) { 4095 uid = UserHandle.getAppId(uid); 4096 // reader 4097 synchronized (mPackages) { 4098 Object obj = mSettings.getUserIdLPr(uid); 4099 if (obj instanceof SharedUserSetting) { 4100 final SharedUserSetting sus = (SharedUserSetting) obj; 4101 final Iterator<PackageSetting> it = sus.packages.iterator(); 4102 while (it.hasNext()) { 4103 if (it.next().isPrivileged()) { 4104 return true; 4105 } 4106 } 4107 } else if (obj instanceof PackageSetting) { 4108 final PackageSetting ps = (PackageSetting) obj; 4109 return ps.isPrivileged(); 4110 } 4111 } 4112 return false; 4113 } 4114 4115 @Override 4116 public String[] getAppOpPermissionPackages(String permissionName) { 4117 synchronized (mPackages) { 4118 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4119 if (pkgs == null) { 4120 return null; 4121 } 4122 return pkgs.toArray(new String[pkgs.size()]); 4123 } 4124 } 4125 4126 @Override 4127 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4128 int flags, int userId) { 4129 if (!sUserManager.exists(userId)) return null; 4130 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4131 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4132 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4133 } 4134 4135 @Override 4136 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4137 IntentFilter filter, int match, ComponentName activity) { 4138 final int userId = UserHandle.getCallingUserId(); 4139 if (DEBUG_PREFERRED) { 4140 Log.v(TAG, "setLastChosenActivity intent=" + intent 4141 + " resolvedType=" + resolvedType 4142 + " flags=" + flags 4143 + " filter=" + filter 4144 + " match=" + match 4145 + " activity=" + activity); 4146 filter.dump(new PrintStreamPrinter(System.out), " "); 4147 } 4148 intent.setComponent(null); 4149 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4150 // Find any earlier preferred or last chosen entries and nuke them 4151 findPreferredActivity(intent, resolvedType, 4152 flags, query, 0, false, true, false, userId); 4153 // Add the new activity as the last chosen for this filter 4154 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4155 "Setting last chosen"); 4156 } 4157 4158 @Override 4159 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4160 final int userId = UserHandle.getCallingUserId(); 4161 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4162 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4163 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4164 false, false, false, userId); 4165 } 4166 4167 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4168 int flags, List<ResolveInfo> query, int userId) { 4169 if (query != null) { 4170 final int N = query.size(); 4171 if (N == 1) { 4172 return query.get(0); 4173 } else if (N > 1) { 4174 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4175 // If there is more than one activity with the same priority, 4176 // then let the user decide between them. 4177 ResolveInfo r0 = query.get(0); 4178 ResolveInfo r1 = query.get(1); 4179 if (DEBUG_INTENT_MATCHING || debug) { 4180 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4181 + r1.activityInfo.name + "=" + r1.priority); 4182 } 4183 // If the first activity has a higher priority, or a different 4184 // default, then it is always desireable to pick it. 4185 if (r0.priority != r1.priority 4186 || r0.preferredOrder != r1.preferredOrder 4187 || r0.isDefault != r1.isDefault) { 4188 return query.get(0); 4189 } 4190 // If we have saved a preference for a preferred activity for 4191 // this Intent, use that. 4192 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4193 flags, query, r0.priority, true, false, debug, userId); 4194 if (ri != null) { 4195 return ri; 4196 } 4197 if (userId != 0) { 4198 ri = new ResolveInfo(mResolveInfo); 4199 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4200 ri.activityInfo.applicationInfo = new ApplicationInfo( 4201 ri.activityInfo.applicationInfo); 4202 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4203 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4204 return ri; 4205 } 4206 return mResolveInfo; 4207 } 4208 } 4209 return null; 4210 } 4211 4212 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4213 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4214 final int N = query.size(); 4215 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4216 .get(userId); 4217 // Get the list of persistent preferred activities that handle the intent 4218 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4219 List<PersistentPreferredActivity> pprefs = ppir != null 4220 ? ppir.queryIntent(intent, resolvedType, 4221 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4222 : null; 4223 if (pprefs != null && pprefs.size() > 0) { 4224 final int M = pprefs.size(); 4225 for (int i=0; i<M; i++) { 4226 final PersistentPreferredActivity ppa = pprefs.get(i); 4227 if (DEBUG_PREFERRED || debug) { 4228 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4229 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4230 + "\n component=" + ppa.mComponent); 4231 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4232 } 4233 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4234 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4235 if (DEBUG_PREFERRED || debug) { 4236 Slog.v(TAG, "Found persistent preferred activity:"); 4237 if (ai != null) { 4238 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4239 } else { 4240 Slog.v(TAG, " null"); 4241 } 4242 } 4243 if (ai == null) { 4244 // This previously registered persistent preferred activity 4245 // component is no longer known. Ignore it and do NOT remove it. 4246 continue; 4247 } 4248 for (int j=0; j<N; j++) { 4249 final ResolveInfo ri = query.get(j); 4250 if (!ri.activityInfo.applicationInfo.packageName 4251 .equals(ai.applicationInfo.packageName)) { 4252 continue; 4253 } 4254 if (!ri.activityInfo.name.equals(ai.name)) { 4255 continue; 4256 } 4257 // Found a persistent preference that can handle the intent. 4258 if (DEBUG_PREFERRED || debug) { 4259 Slog.v(TAG, "Returning persistent preferred activity: " + 4260 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4261 } 4262 return ri; 4263 } 4264 } 4265 } 4266 return null; 4267 } 4268 4269 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4270 List<ResolveInfo> query, int priority, boolean always, 4271 boolean removeMatches, boolean debug, int userId) { 4272 if (!sUserManager.exists(userId)) return null; 4273 // writer 4274 synchronized (mPackages) { 4275 if (intent.getSelector() != null) { 4276 intent = intent.getSelector(); 4277 } 4278 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4279 4280 // Try to find a matching persistent preferred activity. 4281 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4282 debug, userId); 4283 4284 // If a persistent preferred activity matched, use it. 4285 if (pri != null) { 4286 return pri; 4287 } 4288 4289 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4290 // Get the list of preferred activities that handle the intent 4291 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4292 List<PreferredActivity> prefs = pir != null 4293 ? pir.queryIntent(intent, resolvedType, 4294 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4295 : null; 4296 if (prefs != null && prefs.size() > 0) { 4297 boolean changed = false; 4298 try { 4299 // First figure out how good the original match set is. 4300 // We will only allow preferred activities that came 4301 // from the same match quality. 4302 int match = 0; 4303 4304 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4305 4306 final int N = query.size(); 4307 for (int j=0; j<N; j++) { 4308 final ResolveInfo ri = query.get(j); 4309 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4310 + ": 0x" + Integer.toHexString(match)); 4311 if (ri.match > match) { 4312 match = ri.match; 4313 } 4314 } 4315 4316 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4317 + Integer.toHexString(match)); 4318 4319 match &= IntentFilter.MATCH_CATEGORY_MASK; 4320 final int M = prefs.size(); 4321 for (int i=0; i<M; i++) { 4322 final PreferredActivity pa = prefs.get(i); 4323 if (DEBUG_PREFERRED || debug) { 4324 Slog.v(TAG, "Checking PreferredActivity ds=" 4325 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4326 + "\n component=" + pa.mPref.mComponent); 4327 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4328 } 4329 if (pa.mPref.mMatch != match) { 4330 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4331 + Integer.toHexString(pa.mPref.mMatch)); 4332 continue; 4333 } 4334 // If it's not an "always" type preferred activity and that's what we're 4335 // looking for, skip it. 4336 if (always && !pa.mPref.mAlways) { 4337 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4338 continue; 4339 } 4340 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4341 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4342 if (DEBUG_PREFERRED || debug) { 4343 Slog.v(TAG, "Found preferred activity:"); 4344 if (ai != null) { 4345 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4346 } else { 4347 Slog.v(TAG, " null"); 4348 } 4349 } 4350 if (ai == null) { 4351 // This previously registered preferred activity 4352 // component is no longer known. Most likely an update 4353 // to the app was installed and in the new version this 4354 // component no longer exists. Clean it up by removing 4355 // it from the preferred activities list, and skip it. 4356 Slog.w(TAG, "Removing dangling preferred activity: " 4357 + pa.mPref.mComponent); 4358 pir.removeFilter(pa); 4359 changed = true; 4360 continue; 4361 } 4362 for (int j=0; j<N; j++) { 4363 final ResolveInfo ri = query.get(j); 4364 if (!ri.activityInfo.applicationInfo.packageName 4365 .equals(ai.applicationInfo.packageName)) { 4366 continue; 4367 } 4368 if (!ri.activityInfo.name.equals(ai.name)) { 4369 continue; 4370 } 4371 4372 if (removeMatches) { 4373 pir.removeFilter(pa); 4374 changed = true; 4375 if (DEBUG_PREFERRED) { 4376 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4377 } 4378 break; 4379 } 4380 4381 // Okay we found a previously set preferred or last chosen app. 4382 // If the result set is different from when this 4383 // was created, we need to clear it and re-ask the 4384 // user their preference, if we're looking for an "always" type entry. 4385 if (always && !pa.mPref.sameSet(query)) { 4386 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4387 + intent + " type " + resolvedType); 4388 if (DEBUG_PREFERRED) { 4389 Slog.v(TAG, "Removing preferred activity since set changed " 4390 + pa.mPref.mComponent); 4391 } 4392 pir.removeFilter(pa); 4393 // Re-add the filter as a "last chosen" entry (!always) 4394 PreferredActivity lastChosen = new PreferredActivity( 4395 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4396 pir.addFilter(lastChosen); 4397 changed = true; 4398 return null; 4399 } 4400 4401 // Yay! Either the set matched or we're looking for the last chosen 4402 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4403 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4404 return ri; 4405 } 4406 } 4407 } finally { 4408 if (changed) { 4409 if (DEBUG_PREFERRED) { 4410 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4411 } 4412 scheduleWritePackageRestrictionsLocked(userId); 4413 } 4414 } 4415 } 4416 } 4417 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4418 return null; 4419 } 4420 4421 /* 4422 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4423 */ 4424 @Override 4425 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4426 int targetUserId) { 4427 mContext.enforceCallingOrSelfPermission( 4428 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4429 List<CrossProfileIntentFilter> matches = 4430 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4431 if (matches != null) { 4432 int size = matches.size(); 4433 for (int i = 0; i < size; i++) { 4434 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4435 } 4436 } 4437 if (hasWebURI(intent)) { 4438 // cross-profile app linking works only towards the parent. 4439 final UserInfo parent = getProfileParent(sourceUserId); 4440 synchronized(mPackages) { 4441 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4442 intent, resolvedType, 0, sourceUserId, parent.id); 4443 return xpDomainInfo != null; 4444 } 4445 } 4446 return false; 4447 } 4448 4449 private UserInfo getProfileParent(int userId) { 4450 final long identity = Binder.clearCallingIdentity(); 4451 try { 4452 return sUserManager.getProfileParent(userId); 4453 } finally { 4454 Binder.restoreCallingIdentity(identity); 4455 } 4456 } 4457 4458 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4459 String resolvedType, int userId) { 4460 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4461 if (resolver != null) { 4462 return resolver.queryIntent(intent, resolvedType, false, userId); 4463 } 4464 return null; 4465 } 4466 4467 @Override 4468 public List<ResolveInfo> queryIntentActivities(Intent intent, 4469 String resolvedType, int flags, int userId) { 4470 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4471 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4472 ComponentName comp = intent.getComponent(); 4473 if (comp == null) { 4474 if (intent.getSelector() != null) { 4475 intent = intent.getSelector(); 4476 comp = intent.getComponent(); 4477 } 4478 } 4479 4480 if (comp != null) { 4481 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4482 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4483 if (ai != null) { 4484 final ResolveInfo ri = new ResolveInfo(); 4485 ri.activityInfo = ai; 4486 list.add(ri); 4487 } 4488 return list; 4489 } 4490 4491 // reader 4492 synchronized (mPackages) { 4493 final String pkgName = intent.getPackage(); 4494 if (pkgName == null) { 4495 List<CrossProfileIntentFilter> matchingFilters = 4496 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4497 // Check for results that need to skip the current profile. 4498 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4499 resolvedType, flags, userId); 4500 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4501 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4502 result.add(xpResolveInfo); 4503 return filterIfNotPrimaryUser(result, userId); 4504 } 4505 4506 // Check for results in the current profile. 4507 List<ResolveInfo> result = mActivities.queryIntent( 4508 intent, resolvedType, flags, userId); 4509 4510 // Check for cross profile results. 4511 xpResolveInfo = queryCrossProfileIntents( 4512 matchingFilters, intent, resolvedType, flags, userId); 4513 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4514 result.add(xpResolveInfo); 4515 Collections.sort(result, mResolvePrioritySorter); 4516 } 4517 result = filterIfNotPrimaryUser(result, userId); 4518 if (hasWebURI(intent)) { 4519 CrossProfileDomainInfo xpDomainInfo = null; 4520 final UserInfo parent = getProfileParent(userId); 4521 if (parent != null) { 4522 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4523 flags, userId, parent.id); 4524 } 4525 if (xpDomainInfo != null) { 4526 if (xpResolveInfo != null) { 4527 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4528 // in the result. 4529 result.remove(xpResolveInfo); 4530 } 4531 if (result.size() == 0) { 4532 result.add(xpDomainInfo.resolveInfo); 4533 return result; 4534 } 4535 } else if (result.size() <= 1) { 4536 return result; 4537 } 4538 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4539 xpDomainInfo, userId); 4540 Collections.sort(result, mResolvePrioritySorter); 4541 } 4542 return result; 4543 } 4544 final PackageParser.Package pkg = mPackages.get(pkgName); 4545 if (pkg != null) { 4546 return filterIfNotPrimaryUser( 4547 mActivities.queryIntentForPackage( 4548 intent, resolvedType, flags, pkg.activities, userId), 4549 userId); 4550 } 4551 return new ArrayList<ResolveInfo>(); 4552 } 4553 } 4554 4555 private static class CrossProfileDomainInfo { 4556 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4557 ResolveInfo resolveInfo; 4558 /* Best domain verification status of the activities found in the other profile */ 4559 int bestDomainVerificationStatus; 4560 } 4561 4562 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4563 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4564 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4565 sourceUserId)) { 4566 return null; 4567 } 4568 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4569 resolvedType, flags, parentUserId); 4570 4571 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4572 return null; 4573 } 4574 CrossProfileDomainInfo result = null; 4575 int size = resultTargetUser.size(); 4576 for (int i = 0; i < size; i++) { 4577 ResolveInfo riTargetUser = resultTargetUser.get(i); 4578 // Intent filter verification is only for filters that specify a host. So don't return 4579 // those that handle all web uris. 4580 if (riTargetUser.handleAllWebDataURI) { 4581 continue; 4582 } 4583 String packageName = riTargetUser.activityInfo.packageName; 4584 PackageSetting ps = mSettings.mPackages.get(packageName); 4585 if (ps == null) { 4586 continue; 4587 } 4588 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4589 int status = (int)(verificationState >> 32); 4590 if (result == null) { 4591 result = new CrossProfileDomainInfo(); 4592 result.resolveInfo = 4593 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4594 result.bestDomainVerificationStatus = status; 4595 } else { 4596 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4597 result.bestDomainVerificationStatus); 4598 } 4599 } 4600 // Don't consider matches with status NEVER across profiles. 4601 if (result != null && result.bestDomainVerificationStatus 4602 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4603 return null; 4604 } 4605 return result; 4606 } 4607 4608 /** 4609 * Verification statuses are ordered from the worse to the best, except for 4610 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4611 */ 4612 private int bestDomainVerificationStatus(int status1, int status2) { 4613 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4614 return status2; 4615 } 4616 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4617 return status1; 4618 } 4619 return (int) MathUtils.max(status1, status2); 4620 } 4621 4622 private boolean isUserEnabled(int userId) { 4623 long callingId = Binder.clearCallingIdentity(); 4624 try { 4625 UserInfo userInfo = sUserManager.getUserInfo(userId); 4626 return userInfo != null && userInfo.isEnabled(); 4627 } finally { 4628 Binder.restoreCallingIdentity(callingId); 4629 } 4630 } 4631 4632 /** 4633 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4634 * 4635 * @return filtered list 4636 */ 4637 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4638 if (userId == UserHandle.USER_OWNER) { 4639 return resolveInfos; 4640 } 4641 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4642 ResolveInfo info = resolveInfos.get(i); 4643 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4644 resolveInfos.remove(i); 4645 } 4646 } 4647 return resolveInfos; 4648 } 4649 4650 private static boolean hasWebURI(Intent intent) { 4651 if (intent.getData() == null) { 4652 return false; 4653 } 4654 final String scheme = intent.getScheme(); 4655 if (TextUtils.isEmpty(scheme)) { 4656 return false; 4657 } 4658 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4659 } 4660 4661 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4662 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4663 int userId) { 4664 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4665 4666 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4667 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4668 candidates.size()); 4669 } 4670 4671 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4672 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4673 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4674 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4675 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4676 4677 synchronized (mPackages) { 4678 final int count = candidates.size(); 4679 // First, try to use linked apps. Partition the candidates into four lists: 4680 // one for the final results, one for the "do not use ever", one for "undefined status" 4681 // and finally one for "browser app type". 4682 for (int n=0; n<count; n++) { 4683 ResolveInfo info = candidates.get(n); 4684 String packageName = info.activityInfo.packageName; 4685 PackageSetting ps = mSettings.mPackages.get(packageName); 4686 if (ps != null) { 4687 // Add to the special match all list (Browser use case) 4688 if (info.handleAllWebDataURI) { 4689 matchAllList.add(info); 4690 continue; 4691 } 4692 // Try to get the status from User settings first 4693 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4694 int status = (int)(packedStatus >> 32); 4695 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4696 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4697 if (DEBUG_DOMAIN_VERIFICATION) { 4698 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4699 + " : linkgen=" + linkGeneration); 4700 } 4701 // Use link-enabled generation as preferredOrder, i.e. 4702 // prefer newly-enabled over earlier-enabled. 4703 info.preferredOrder = linkGeneration; 4704 alwaysList.add(info); 4705 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4706 if (DEBUG_DOMAIN_VERIFICATION) { 4707 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4708 } 4709 neverList.add(info); 4710 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4711 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4712 if (DEBUG_DOMAIN_VERIFICATION) { 4713 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4714 } 4715 undefinedList.add(info); 4716 } 4717 } 4718 } 4719 // First try to add the "always" resolution(s) for the current user, if any 4720 if (alwaysList.size() > 0) { 4721 result.addAll(alwaysList); 4722 // if there is an "always" for the parent user, add it. 4723 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4724 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4725 result.add(xpDomainInfo.resolveInfo); 4726 } else { 4727 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4728 result.addAll(undefinedList); 4729 if (xpDomainInfo != null && ( 4730 xpDomainInfo.bestDomainVerificationStatus 4731 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4732 || xpDomainInfo.bestDomainVerificationStatus 4733 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4734 result.add(xpDomainInfo.resolveInfo); 4735 } 4736 // Also add Browsers (all of them or only the default one) 4737 if ((matchFlags & MATCH_ALL) != 0) { 4738 result.addAll(matchAllList); 4739 } else { 4740 // Browser/generic handling case. If there's a default browser, go straight 4741 // to that (but only if there is no other higher-priority match). 4742 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4743 int maxMatchPrio = 0; 4744 ResolveInfo defaultBrowserMatch = null; 4745 final int numCandidates = matchAllList.size(); 4746 for (int n = 0; n < numCandidates; n++) { 4747 ResolveInfo info = matchAllList.get(n); 4748 // track the highest overall match priority... 4749 if (info.priority > maxMatchPrio) { 4750 maxMatchPrio = info.priority; 4751 } 4752 // ...and the highest-priority default browser match 4753 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4754 if (defaultBrowserMatch == null 4755 || (defaultBrowserMatch.priority < info.priority)) { 4756 if (debug) { 4757 Slog.v(TAG, "Considering default browser match " + info); 4758 } 4759 defaultBrowserMatch = info; 4760 } 4761 } 4762 } 4763 if (defaultBrowserMatch != null 4764 && defaultBrowserMatch.priority >= maxMatchPrio 4765 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4766 { 4767 if (debug) { 4768 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4769 } 4770 result.add(defaultBrowserMatch); 4771 } else { 4772 result.addAll(matchAllList); 4773 } 4774 } 4775 4776 // If there is nothing selected, add all candidates and remove the ones that the user 4777 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4778 if (result.size() == 0) { 4779 result.addAll(candidates); 4780 result.removeAll(neverList); 4781 } 4782 } 4783 } 4784 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4785 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4786 result.size()); 4787 for (ResolveInfo info : result) { 4788 Slog.v(TAG, " + " + info.activityInfo); 4789 } 4790 } 4791 return result; 4792 } 4793 4794 // Returns a packed value as a long: 4795 // 4796 // high 'int'-sized word: link status: undefined/ask/never/always. 4797 // low 'int'-sized word: relative priority among 'always' results. 4798 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4799 long result = ps.getDomainVerificationStatusForUser(userId); 4800 // if none available, get the master status 4801 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4802 if (ps.getIntentFilterVerificationInfo() != null) { 4803 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4804 } 4805 } 4806 return result; 4807 } 4808 4809 private ResolveInfo querySkipCurrentProfileIntents( 4810 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4811 int flags, int sourceUserId) { 4812 if (matchingFilters != null) { 4813 int size = matchingFilters.size(); 4814 for (int i = 0; i < size; i ++) { 4815 CrossProfileIntentFilter filter = matchingFilters.get(i); 4816 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4817 // Checking if there are activities in the target user that can handle the 4818 // intent. 4819 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4820 flags, sourceUserId); 4821 if (resolveInfo != null) { 4822 return resolveInfo; 4823 } 4824 } 4825 } 4826 } 4827 return null; 4828 } 4829 4830 // Return matching ResolveInfo if any for skip current profile intent filters. 4831 private ResolveInfo queryCrossProfileIntents( 4832 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4833 int flags, int sourceUserId) { 4834 if (matchingFilters != null) { 4835 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4836 // match the same intent. For performance reasons, it is better not to 4837 // run queryIntent twice for the same userId 4838 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4839 int size = matchingFilters.size(); 4840 for (int i = 0; i < size; i++) { 4841 CrossProfileIntentFilter filter = matchingFilters.get(i); 4842 int targetUserId = filter.getTargetUserId(); 4843 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4844 && !alreadyTriedUserIds.get(targetUserId)) { 4845 // Checking if there are activities in the target user that can handle the 4846 // intent. 4847 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4848 flags, sourceUserId); 4849 if (resolveInfo != null) return resolveInfo; 4850 alreadyTriedUserIds.put(targetUserId, true); 4851 } 4852 } 4853 } 4854 return null; 4855 } 4856 4857 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4858 String resolvedType, int flags, int sourceUserId) { 4859 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4860 resolvedType, flags, filter.getTargetUserId()); 4861 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4862 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4863 } 4864 return null; 4865 } 4866 4867 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4868 int sourceUserId, int targetUserId) { 4869 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4870 String className; 4871 if (targetUserId == UserHandle.USER_OWNER) { 4872 className = FORWARD_INTENT_TO_USER_OWNER; 4873 } else { 4874 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4875 } 4876 ComponentName forwardingActivityComponentName = new ComponentName( 4877 mAndroidApplication.packageName, className); 4878 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4879 sourceUserId); 4880 if (targetUserId == UserHandle.USER_OWNER) { 4881 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4882 forwardingResolveInfo.noResourceId = true; 4883 } 4884 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4885 forwardingResolveInfo.priority = 0; 4886 forwardingResolveInfo.preferredOrder = 0; 4887 forwardingResolveInfo.match = 0; 4888 forwardingResolveInfo.isDefault = true; 4889 forwardingResolveInfo.filter = filter; 4890 forwardingResolveInfo.targetUserId = targetUserId; 4891 return forwardingResolveInfo; 4892 } 4893 4894 @Override 4895 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4896 Intent[] specifics, String[] specificTypes, Intent intent, 4897 String resolvedType, int flags, int userId) { 4898 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4899 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4900 false, "query intent activity options"); 4901 final String resultsAction = intent.getAction(); 4902 4903 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4904 | PackageManager.GET_RESOLVED_FILTER, userId); 4905 4906 if (DEBUG_INTENT_MATCHING) { 4907 Log.v(TAG, "Query " + intent + ": " + results); 4908 } 4909 4910 int specificsPos = 0; 4911 int N; 4912 4913 // todo: note that the algorithm used here is O(N^2). This 4914 // isn't a problem in our current environment, but if we start running 4915 // into situations where we have more than 5 or 10 matches then this 4916 // should probably be changed to something smarter... 4917 4918 // First we go through and resolve each of the specific items 4919 // that were supplied, taking care of removing any corresponding 4920 // duplicate items in the generic resolve list. 4921 if (specifics != null) { 4922 for (int i=0; i<specifics.length; i++) { 4923 final Intent sintent = specifics[i]; 4924 if (sintent == null) { 4925 continue; 4926 } 4927 4928 if (DEBUG_INTENT_MATCHING) { 4929 Log.v(TAG, "Specific #" + i + ": " + sintent); 4930 } 4931 4932 String action = sintent.getAction(); 4933 if (resultsAction != null && resultsAction.equals(action)) { 4934 // If this action was explicitly requested, then don't 4935 // remove things that have it. 4936 action = null; 4937 } 4938 4939 ResolveInfo ri = null; 4940 ActivityInfo ai = null; 4941 4942 ComponentName comp = sintent.getComponent(); 4943 if (comp == null) { 4944 ri = resolveIntent( 4945 sintent, 4946 specificTypes != null ? specificTypes[i] : null, 4947 flags, userId); 4948 if (ri == null) { 4949 continue; 4950 } 4951 if (ri == mResolveInfo) { 4952 // ACK! Must do something better with this. 4953 } 4954 ai = ri.activityInfo; 4955 comp = new ComponentName(ai.applicationInfo.packageName, 4956 ai.name); 4957 } else { 4958 ai = getActivityInfo(comp, flags, userId); 4959 if (ai == null) { 4960 continue; 4961 } 4962 } 4963 4964 // Look for any generic query activities that are duplicates 4965 // of this specific one, and remove them from the results. 4966 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4967 N = results.size(); 4968 int j; 4969 for (j=specificsPos; j<N; j++) { 4970 ResolveInfo sri = results.get(j); 4971 if ((sri.activityInfo.name.equals(comp.getClassName()) 4972 && sri.activityInfo.applicationInfo.packageName.equals( 4973 comp.getPackageName())) 4974 || (action != null && sri.filter.matchAction(action))) { 4975 results.remove(j); 4976 if (DEBUG_INTENT_MATCHING) Log.v( 4977 TAG, "Removing duplicate item from " + j 4978 + " due to specific " + specificsPos); 4979 if (ri == null) { 4980 ri = sri; 4981 } 4982 j--; 4983 N--; 4984 } 4985 } 4986 4987 // Add this specific item to its proper place. 4988 if (ri == null) { 4989 ri = new ResolveInfo(); 4990 ri.activityInfo = ai; 4991 } 4992 results.add(specificsPos, ri); 4993 ri.specificIndex = i; 4994 specificsPos++; 4995 } 4996 } 4997 4998 // Now we go through the remaining generic results and remove any 4999 // duplicate actions that are found here. 5000 N = results.size(); 5001 for (int i=specificsPos; i<N-1; i++) { 5002 final ResolveInfo rii = results.get(i); 5003 if (rii.filter == null) { 5004 continue; 5005 } 5006 5007 // Iterate over all of the actions of this result's intent 5008 // filter... typically this should be just one. 5009 final Iterator<String> it = rii.filter.actionsIterator(); 5010 if (it == null) { 5011 continue; 5012 } 5013 while (it.hasNext()) { 5014 final String action = it.next(); 5015 if (resultsAction != null && resultsAction.equals(action)) { 5016 // If this action was explicitly requested, then don't 5017 // remove things that have it. 5018 continue; 5019 } 5020 for (int j=i+1; j<N; j++) { 5021 final ResolveInfo rij = results.get(j); 5022 if (rij.filter != null && rij.filter.hasAction(action)) { 5023 results.remove(j); 5024 if (DEBUG_INTENT_MATCHING) Log.v( 5025 TAG, "Removing duplicate item from " + j 5026 + " due to action " + action + " at " + i); 5027 j--; 5028 N--; 5029 } 5030 } 5031 } 5032 5033 // If the caller didn't request filter information, drop it now 5034 // so we don't have to marshall/unmarshall it. 5035 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5036 rii.filter = null; 5037 } 5038 } 5039 5040 // Filter out the caller activity if so requested. 5041 if (caller != null) { 5042 N = results.size(); 5043 for (int i=0; i<N; i++) { 5044 ActivityInfo ainfo = results.get(i).activityInfo; 5045 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5046 && caller.getClassName().equals(ainfo.name)) { 5047 results.remove(i); 5048 break; 5049 } 5050 } 5051 } 5052 5053 // If the caller didn't request filter information, 5054 // drop them now so we don't have to 5055 // marshall/unmarshall it. 5056 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5057 N = results.size(); 5058 for (int i=0; i<N; i++) { 5059 results.get(i).filter = null; 5060 } 5061 } 5062 5063 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5064 return results; 5065 } 5066 5067 @Override 5068 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5069 int userId) { 5070 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5071 ComponentName comp = intent.getComponent(); 5072 if (comp == null) { 5073 if (intent.getSelector() != null) { 5074 intent = intent.getSelector(); 5075 comp = intent.getComponent(); 5076 } 5077 } 5078 if (comp != null) { 5079 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5080 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5081 if (ai != null) { 5082 ResolveInfo ri = new ResolveInfo(); 5083 ri.activityInfo = ai; 5084 list.add(ri); 5085 } 5086 return list; 5087 } 5088 5089 // reader 5090 synchronized (mPackages) { 5091 String pkgName = intent.getPackage(); 5092 if (pkgName == null) { 5093 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5094 } 5095 final PackageParser.Package pkg = mPackages.get(pkgName); 5096 if (pkg != null) { 5097 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5098 userId); 5099 } 5100 return null; 5101 } 5102 } 5103 5104 @Override 5105 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5106 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5107 if (!sUserManager.exists(userId)) return null; 5108 if (query != null) { 5109 if (query.size() >= 1) { 5110 // If there is more than one service with the same priority, 5111 // just arbitrarily pick the first one. 5112 return query.get(0); 5113 } 5114 } 5115 return null; 5116 } 5117 5118 @Override 5119 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5120 int userId) { 5121 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5122 ComponentName comp = intent.getComponent(); 5123 if (comp == null) { 5124 if (intent.getSelector() != null) { 5125 intent = intent.getSelector(); 5126 comp = intent.getComponent(); 5127 } 5128 } 5129 if (comp != null) { 5130 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5131 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5132 if (si != null) { 5133 final ResolveInfo ri = new ResolveInfo(); 5134 ri.serviceInfo = si; 5135 list.add(ri); 5136 } 5137 return list; 5138 } 5139 5140 // reader 5141 synchronized (mPackages) { 5142 String pkgName = intent.getPackage(); 5143 if (pkgName == null) { 5144 return mServices.queryIntent(intent, resolvedType, flags, userId); 5145 } 5146 final PackageParser.Package pkg = mPackages.get(pkgName); 5147 if (pkg != null) { 5148 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5149 userId); 5150 } 5151 return null; 5152 } 5153 } 5154 5155 @Override 5156 public List<ResolveInfo> queryIntentContentProviders( 5157 Intent intent, String resolvedType, int flags, int userId) { 5158 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5159 ComponentName comp = intent.getComponent(); 5160 if (comp == null) { 5161 if (intent.getSelector() != null) { 5162 intent = intent.getSelector(); 5163 comp = intent.getComponent(); 5164 } 5165 } 5166 if (comp != null) { 5167 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5168 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5169 if (pi != null) { 5170 final ResolveInfo ri = new ResolveInfo(); 5171 ri.providerInfo = pi; 5172 list.add(ri); 5173 } 5174 return list; 5175 } 5176 5177 // reader 5178 synchronized (mPackages) { 5179 String pkgName = intent.getPackage(); 5180 if (pkgName == null) { 5181 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5182 } 5183 final PackageParser.Package pkg = mPackages.get(pkgName); 5184 if (pkg != null) { 5185 return mProviders.queryIntentForPackage( 5186 intent, resolvedType, flags, pkg.providers, userId); 5187 } 5188 return null; 5189 } 5190 } 5191 5192 @Override 5193 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5194 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5195 5196 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5197 5198 // writer 5199 synchronized (mPackages) { 5200 ArrayList<PackageInfo> list; 5201 if (listUninstalled) { 5202 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5203 for (PackageSetting ps : mSettings.mPackages.values()) { 5204 PackageInfo pi; 5205 if (ps.pkg != null) { 5206 pi = generatePackageInfo(ps.pkg, flags, userId); 5207 } else { 5208 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5209 } 5210 if (pi != null) { 5211 list.add(pi); 5212 } 5213 } 5214 } else { 5215 list = new ArrayList<PackageInfo>(mPackages.size()); 5216 for (PackageParser.Package p : mPackages.values()) { 5217 PackageInfo pi = generatePackageInfo(p, flags, userId); 5218 if (pi != null) { 5219 list.add(pi); 5220 } 5221 } 5222 } 5223 5224 return new ParceledListSlice<PackageInfo>(list); 5225 } 5226 } 5227 5228 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5229 String[] permissions, boolean[] tmp, int flags, int userId) { 5230 int numMatch = 0; 5231 final PermissionsState permissionsState = ps.getPermissionsState(); 5232 for (int i=0; i<permissions.length; i++) { 5233 final String permission = permissions[i]; 5234 if (permissionsState.hasPermission(permission, userId)) { 5235 tmp[i] = true; 5236 numMatch++; 5237 } else { 5238 tmp[i] = false; 5239 } 5240 } 5241 if (numMatch == 0) { 5242 return; 5243 } 5244 PackageInfo pi; 5245 if (ps.pkg != null) { 5246 pi = generatePackageInfo(ps.pkg, flags, userId); 5247 } else { 5248 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5249 } 5250 // The above might return null in cases of uninstalled apps or install-state 5251 // skew across users/profiles. 5252 if (pi != null) { 5253 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5254 if (numMatch == permissions.length) { 5255 pi.requestedPermissions = permissions; 5256 } else { 5257 pi.requestedPermissions = new String[numMatch]; 5258 numMatch = 0; 5259 for (int i=0; i<permissions.length; i++) { 5260 if (tmp[i]) { 5261 pi.requestedPermissions[numMatch] = permissions[i]; 5262 numMatch++; 5263 } 5264 } 5265 } 5266 } 5267 list.add(pi); 5268 } 5269 } 5270 5271 @Override 5272 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5273 String[] permissions, int flags, int userId) { 5274 if (!sUserManager.exists(userId)) return null; 5275 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5276 5277 // writer 5278 synchronized (mPackages) { 5279 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5280 boolean[] tmpBools = new boolean[permissions.length]; 5281 if (listUninstalled) { 5282 for (PackageSetting ps : mSettings.mPackages.values()) { 5283 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5284 } 5285 } else { 5286 for (PackageParser.Package pkg : mPackages.values()) { 5287 PackageSetting ps = (PackageSetting)pkg.mExtras; 5288 if (ps != null) { 5289 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5290 userId); 5291 } 5292 } 5293 } 5294 5295 return new ParceledListSlice<PackageInfo>(list); 5296 } 5297 } 5298 5299 @Override 5300 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5301 if (!sUserManager.exists(userId)) return null; 5302 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5303 5304 // writer 5305 synchronized (mPackages) { 5306 ArrayList<ApplicationInfo> list; 5307 if (listUninstalled) { 5308 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5309 for (PackageSetting ps : mSettings.mPackages.values()) { 5310 ApplicationInfo ai; 5311 if (ps.pkg != null) { 5312 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5313 ps.readUserState(userId), userId); 5314 } else { 5315 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5316 } 5317 if (ai != null) { 5318 list.add(ai); 5319 } 5320 } 5321 } else { 5322 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5323 for (PackageParser.Package p : mPackages.values()) { 5324 if (p.mExtras != null) { 5325 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5326 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5327 if (ai != null) { 5328 list.add(ai); 5329 } 5330 } 5331 } 5332 } 5333 5334 return new ParceledListSlice<ApplicationInfo>(list); 5335 } 5336 } 5337 5338 public List<ApplicationInfo> getPersistentApplications(int flags) { 5339 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5340 5341 // reader 5342 synchronized (mPackages) { 5343 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5344 final int userId = UserHandle.getCallingUserId(); 5345 while (i.hasNext()) { 5346 final PackageParser.Package p = i.next(); 5347 if (p.applicationInfo != null 5348 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5349 && (!mSafeMode || isSystemApp(p))) { 5350 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5351 if (ps != null) { 5352 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5353 ps.readUserState(userId), userId); 5354 if (ai != null) { 5355 finalList.add(ai); 5356 } 5357 } 5358 } 5359 } 5360 } 5361 5362 return finalList; 5363 } 5364 5365 @Override 5366 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5367 if (!sUserManager.exists(userId)) return null; 5368 // reader 5369 synchronized (mPackages) { 5370 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5371 PackageSetting ps = provider != null 5372 ? mSettings.mPackages.get(provider.owner.packageName) 5373 : null; 5374 return ps != null 5375 && mSettings.isEnabledLPr(provider.info, flags, userId) 5376 && (!mSafeMode || (provider.info.applicationInfo.flags 5377 &ApplicationInfo.FLAG_SYSTEM) != 0) 5378 ? PackageParser.generateProviderInfo(provider, flags, 5379 ps.readUserState(userId), userId) 5380 : null; 5381 } 5382 } 5383 5384 /** 5385 * @deprecated 5386 */ 5387 @Deprecated 5388 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5389 // reader 5390 synchronized (mPackages) { 5391 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5392 .entrySet().iterator(); 5393 final int userId = UserHandle.getCallingUserId(); 5394 while (i.hasNext()) { 5395 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5396 PackageParser.Provider p = entry.getValue(); 5397 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5398 5399 if (ps != null && p.syncable 5400 && (!mSafeMode || (p.info.applicationInfo.flags 5401 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5402 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5403 ps.readUserState(userId), userId); 5404 if (info != null) { 5405 outNames.add(entry.getKey()); 5406 outInfo.add(info); 5407 } 5408 } 5409 } 5410 } 5411 } 5412 5413 @Override 5414 public List<ProviderInfo> queryContentProviders(String processName, 5415 int uid, int flags) { 5416 ArrayList<ProviderInfo> finalList = null; 5417 // reader 5418 synchronized (mPackages) { 5419 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5420 final int userId = processName != null ? 5421 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5422 while (i.hasNext()) { 5423 final PackageParser.Provider p = i.next(); 5424 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5425 if (ps != null && p.info.authority != null 5426 && (processName == null 5427 || (p.info.processName.equals(processName) 5428 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5429 && mSettings.isEnabledLPr(p.info, flags, userId) 5430 && (!mSafeMode 5431 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5432 if (finalList == null) { 5433 finalList = new ArrayList<ProviderInfo>(3); 5434 } 5435 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5436 ps.readUserState(userId), userId); 5437 if (info != null) { 5438 finalList.add(info); 5439 } 5440 } 5441 } 5442 } 5443 5444 if (finalList != null) { 5445 Collections.sort(finalList, mProviderInitOrderSorter); 5446 } 5447 5448 return finalList; 5449 } 5450 5451 @Override 5452 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5453 int flags) { 5454 // reader 5455 synchronized (mPackages) { 5456 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5457 return PackageParser.generateInstrumentationInfo(i, flags); 5458 } 5459 } 5460 5461 @Override 5462 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5463 int flags) { 5464 ArrayList<InstrumentationInfo> finalList = 5465 new ArrayList<InstrumentationInfo>(); 5466 5467 // reader 5468 synchronized (mPackages) { 5469 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5470 while (i.hasNext()) { 5471 final PackageParser.Instrumentation p = i.next(); 5472 if (targetPackage == null 5473 || targetPackage.equals(p.info.targetPackage)) { 5474 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5475 flags); 5476 if (ii != null) { 5477 finalList.add(ii); 5478 } 5479 } 5480 } 5481 } 5482 5483 return finalList; 5484 } 5485 5486 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5487 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5488 if (overlays == null) { 5489 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5490 return; 5491 } 5492 for (PackageParser.Package opkg : overlays.values()) { 5493 // Not much to do if idmap fails: we already logged the error 5494 // and we certainly don't want to abort installation of pkg simply 5495 // because an overlay didn't fit properly. For these reasons, 5496 // ignore the return value of createIdmapForPackagePairLI. 5497 createIdmapForPackagePairLI(pkg, opkg); 5498 } 5499 } 5500 5501 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5502 PackageParser.Package opkg) { 5503 if (!opkg.mTrustedOverlay) { 5504 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5505 opkg.baseCodePath + ": overlay not trusted"); 5506 return false; 5507 } 5508 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5509 if (overlaySet == null) { 5510 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5511 opkg.baseCodePath + " but target package has no known overlays"); 5512 return false; 5513 } 5514 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5515 // TODO: generate idmap for split APKs 5516 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5517 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5518 + opkg.baseCodePath); 5519 return false; 5520 } 5521 PackageParser.Package[] overlayArray = 5522 overlaySet.values().toArray(new PackageParser.Package[0]); 5523 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5524 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5525 return p1.mOverlayPriority - p2.mOverlayPriority; 5526 } 5527 }; 5528 Arrays.sort(overlayArray, cmp); 5529 5530 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5531 int i = 0; 5532 for (PackageParser.Package p : overlayArray) { 5533 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5534 } 5535 return true; 5536 } 5537 5538 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5539 final File[] files = dir.listFiles(); 5540 if (ArrayUtils.isEmpty(files)) { 5541 Log.d(TAG, "No files in app dir " + dir); 5542 return; 5543 } 5544 5545 if (DEBUG_PACKAGE_SCANNING) { 5546 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5547 + " flags=0x" + Integer.toHexString(parseFlags)); 5548 } 5549 5550 for (File file : files) { 5551 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5552 && !PackageInstallerService.isStageName(file.getName()); 5553 if (!isPackage) { 5554 // Ignore entries which are not packages 5555 continue; 5556 } 5557 try { 5558 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5559 scanFlags, currentTime, null); 5560 } catch (PackageManagerException e) { 5561 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5562 5563 // Delete invalid userdata apps 5564 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5565 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5566 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5567 if (file.isDirectory()) { 5568 mInstaller.rmPackageDir(file.getAbsolutePath()); 5569 } else { 5570 file.delete(); 5571 } 5572 } 5573 } 5574 } 5575 } 5576 5577 private static File getSettingsProblemFile() { 5578 File dataDir = Environment.getDataDirectory(); 5579 File systemDir = new File(dataDir, "system"); 5580 File fname = new File(systemDir, "uiderrors.txt"); 5581 return fname; 5582 } 5583 5584 static void reportSettingsProblem(int priority, String msg) { 5585 logCriticalInfo(priority, msg); 5586 } 5587 5588 static void logCriticalInfo(int priority, String msg) { 5589 Slog.println(priority, TAG, msg); 5590 EventLogTags.writePmCriticalInfo(msg); 5591 try { 5592 File fname = getSettingsProblemFile(); 5593 FileOutputStream out = new FileOutputStream(fname, true); 5594 PrintWriter pw = new FastPrintWriter(out); 5595 SimpleDateFormat formatter = new SimpleDateFormat(); 5596 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5597 pw.println(dateString + ": " + msg); 5598 pw.close(); 5599 FileUtils.setPermissions( 5600 fname.toString(), 5601 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5602 -1, -1); 5603 } catch (java.io.IOException e) { 5604 } 5605 } 5606 5607 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5608 PackageParser.Package pkg, File srcFile, int parseFlags) 5609 throws PackageManagerException { 5610 if (ps != null 5611 && ps.codePath.equals(srcFile) 5612 && ps.timeStamp == srcFile.lastModified() 5613 && !isCompatSignatureUpdateNeeded(pkg) 5614 && !isRecoverSignatureUpdateNeeded(pkg)) { 5615 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5616 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5617 ArraySet<PublicKey> signingKs; 5618 synchronized (mPackages) { 5619 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5620 } 5621 if (ps.signatures.mSignatures != null 5622 && ps.signatures.mSignatures.length != 0 5623 && signingKs != null) { 5624 // Optimization: reuse the existing cached certificates 5625 // if the package appears to be unchanged. 5626 pkg.mSignatures = ps.signatures.mSignatures; 5627 pkg.mSigningKeys = signingKs; 5628 return; 5629 } 5630 5631 Slog.w(TAG, "PackageSetting for " + ps.name 5632 + " is missing signatures. Collecting certs again to recover them."); 5633 } else { 5634 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5635 } 5636 5637 try { 5638 pp.collectCertificates(pkg, parseFlags); 5639 pp.collectManifestDigest(pkg); 5640 } catch (PackageParserException e) { 5641 throw PackageManagerException.from(e); 5642 } 5643 } 5644 5645 /* 5646 * Scan a package and return the newly parsed package. 5647 * Returns null in case of errors and the error code is stored in mLastScanError 5648 */ 5649 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5650 long currentTime, UserHandle user) throws PackageManagerException { 5651 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5652 parseFlags |= mDefParseFlags; 5653 PackageParser pp = new PackageParser(); 5654 pp.setSeparateProcesses(mSeparateProcesses); 5655 pp.setOnlyCoreApps(mOnlyCore); 5656 pp.setDisplayMetrics(mMetrics); 5657 5658 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5659 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5660 } 5661 5662 final PackageParser.Package pkg; 5663 try { 5664 pkg = pp.parsePackage(scanFile, parseFlags); 5665 } catch (PackageParserException e) { 5666 throw PackageManagerException.from(e); 5667 } 5668 5669 PackageSetting ps = null; 5670 PackageSetting updatedPkg; 5671 // reader 5672 synchronized (mPackages) { 5673 // Look to see if we already know about this package. 5674 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5675 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5676 // This package has been renamed to its original name. Let's 5677 // use that. 5678 ps = mSettings.peekPackageLPr(oldName); 5679 } 5680 // If there was no original package, see one for the real package name. 5681 if (ps == null) { 5682 ps = mSettings.peekPackageLPr(pkg.packageName); 5683 } 5684 // Check to see if this package could be hiding/updating a system 5685 // package. Must look for it either under the original or real 5686 // package name depending on our state. 5687 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5688 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5689 } 5690 boolean updatedPkgBetter = false; 5691 // First check if this is a system package that may involve an update 5692 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5693 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5694 // it needs to drop FLAG_PRIVILEGED. 5695 if (locationIsPrivileged(scanFile)) { 5696 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5697 } else { 5698 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5699 } 5700 5701 if (ps != null && !ps.codePath.equals(scanFile)) { 5702 // The path has changed from what was last scanned... check the 5703 // version of the new path against what we have stored to determine 5704 // what to do. 5705 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5706 if (pkg.mVersionCode <= ps.versionCode) { 5707 // The system package has been updated and the code path does not match 5708 // Ignore entry. Skip it. 5709 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5710 + " ignored: updated version " + ps.versionCode 5711 + " better than this " + pkg.mVersionCode); 5712 if (!updatedPkg.codePath.equals(scanFile)) { 5713 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5714 + ps.name + " changing from " + updatedPkg.codePathString 5715 + " to " + scanFile); 5716 updatedPkg.codePath = scanFile; 5717 updatedPkg.codePathString = scanFile.toString(); 5718 updatedPkg.resourcePath = scanFile; 5719 updatedPkg.resourcePathString = scanFile.toString(); 5720 } 5721 updatedPkg.pkg = pkg; 5722 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5723 "Package " + ps.name + " at " + scanFile 5724 + " ignored: updated version " + ps.versionCode 5725 + " better than this " + pkg.mVersionCode); 5726 } else { 5727 // The current app on the system partition is better than 5728 // what we have updated to on the data partition; switch 5729 // back to the system partition version. 5730 // At this point, its safely assumed that package installation for 5731 // apps in system partition will go through. If not there won't be a working 5732 // version of the app 5733 // writer 5734 synchronized (mPackages) { 5735 // Just remove the loaded entries from package lists. 5736 mPackages.remove(ps.name); 5737 } 5738 5739 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5740 + " reverting from " + ps.codePathString 5741 + ": new version " + pkg.mVersionCode 5742 + " better than installed " + ps.versionCode); 5743 5744 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5745 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5746 synchronized (mInstallLock) { 5747 args.cleanUpResourcesLI(); 5748 } 5749 synchronized (mPackages) { 5750 mSettings.enableSystemPackageLPw(ps.name); 5751 } 5752 updatedPkgBetter = true; 5753 } 5754 } 5755 } 5756 5757 if (updatedPkg != null) { 5758 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5759 // initially 5760 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5761 5762 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5763 // flag set initially 5764 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5765 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5766 } 5767 } 5768 5769 // Verify certificates against what was last scanned 5770 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5771 5772 /* 5773 * A new system app appeared, but we already had a non-system one of the 5774 * same name installed earlier. 5775 */ 5776 boolean shouldHideSystemApp = false; 5777 if (updatedPkg == null && ps != null 5778 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5779 /* 5780 * Check to make sure the signatures match first. If they don't, 5781 * wipe the installed application and its data. 5782 */ 5783 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5784 != PackageManager.SIGNATURE_MATCH) { 5785 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5786 + " signatures don't match existing userdata copy; removing"); 5787 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5788 ps = null; 5789 } else { 5790 /* 5791 * If the newly-added system app is an older version than the 5792 * already installed version, hide it. It will be scanned later 5793 * and re-added like an update. 5794 */ 5795 if (pkg.mVersionCode <= ps.versionCode) { 5796 shouldHideSystemApp = true; 5797 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5798 + " but new version " + pkg.mVersionCode + " better than installed " 5799 + ps.versionCode + "; hiding system"); 5800 } else { 5801 /* 5802 * The newly found system app is a newer version that the 5803 * one previously installed. Simply remove the 5804 * already-installed application and replace it with our own 5805 * while keeping the application data. 5806 */ 5807 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5808 + " reverting from " + ps.codePathString + ": new version " 5809 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5810 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5811 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5812 synchronized (mInstallLock) { 5813 args.cleanUpResourcesLI(); 5814 } 5815 } 5816 } 5817 } 5818 5819 // The apk is forward locked (not public) if its code and resources 5820 // are kept in different files. (except for app in either system or 5821 // vendor path). 5822 // TODO grab this value from PackageSettings 5823 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5824 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5825 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5826 } 5827 } 5828 5829 // TODO: extend to support forward-locked splits 5830 String resourcePath = null; 5831 String baseResourcePath = null; 5832 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5833 if (ps != null && ps.resourcePathString != null) { 5834 resourcePath = ps.resourcePathString; 5835 baseResourcePath = ps.resourcePathString; 5836 } else { 5837 // Should not happen at all. Just log an error. 5838 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5839 } 5840 } else { 5841 resourcePath = pkg.codePath; 5842 baseResourcePath = pkg.baseCodePath; 5843 } 5844 5845 // Set application objects path explicitly. 5846 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5847 pkg.applicationInfo.setCodePath(pkg.codePath); 5848 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5849 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5850 pkg.applicationInfo.setResourcePath(resourcePath); 5851 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5852 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5853 5854 // Note that we invoke the following method only if we are about to unpack an application 5855 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5856 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5857 5858 /* 5859 * If the system app should be overridden by a previously installed 5860 * data, hide the system app now and let the /data/app scan pick it up 5861 * again. 5862 */ 5863 if (shouldHideSystemApp) { 5864 synchronized (mPackages) { 5865 /* 5866 * We have to grant systems permissions before we hide, because 5867 * grantPermissions will assume the package update is trying to 5868 * expand its permissions. 5869 */ 5870 grantPermissionsLPw(pkg, true, pkg.packageName); 5871 mSettings.disableSystemPackageLPw(pkg.packageName); 5872 } 5873 } 5874 5875 return scannedPkg; 5876 } 5877 5878 private static String fixProcessName(String defProcessName, 5879 String processName, int uid) { 5880 if (processName == null) { 5881 return defProcessName; 5882 } 5883 return processName; 5884 } 5885 5886 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5887 throws PackageManagerException { 5888 if (pkgSetting.signatures.mSignatures != null) { 5889 // Already existing package. Make sure signatures match 5890 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5891 == PackageManager.SIGNATURE_MATCH; 5892 if (!match) { 5893 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5894 == PackageManager.SIGNATURE_MATCH; 5895 } 5896 if (!match) { 5897 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5898 == PackageManager.SIGNATURE_MATCH; 5899 } 5900 if (!match) { 5901 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5902 + pkg.packageName + " signatures do not match the " 5903 + "previously installed version; ignoring!"); 5904 } 5905 } 5906 5907 // Check for shared user signatures 5908 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5909 // Already existing package. Make sure signatures match 5910 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5911 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5912 if (!match) { 5913 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5914 == PackageManager.SIGNATURE_MATCH; 5915 } 5916 if (!match) { 5917 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5918 == PackageManager.SIGNATURE_MATCH; 5919 } 5920 if (!match) { 5921 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5922 "Package " + pkg.packageName 5923 + " has no signatures that match those in shared user " 5924 + pkgSetting.sharedUser.name + "; ignoring!"); 5925 } 5926 } 5927 } 5928 5929 /** 5930 * Enforces that only the system UID or root's UID can call a method exposed 5931 * via Binder. 5932 * 5933 * @param message used as message if SecurityException is thrown 5934 * @throws SecurityException if the caller is not system or root 5935 */ 5936 private static final void enforceSystemOrRoot(String message) { 5937 final int uid = Binder.getCallingUid(); 5938 if (uid != Process.SYSTEM_UID && uid != 0) { 5939 throw new SecurityException(message); 5940 } 5941 } 5942 5943 @Override 5944 public void performBootDexOpt() { 5945 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5946 5947 // Before everything else, see whether we need to fstrim. 5948 try { 5949 IMountService ms = PackageHelper.getMountService(); 5950 if (ms != null) { 5951 final boolean isUpgrade = isUpgrade(); 5952 boolean doTrim = isUpgrade; 5953 if (doTrim) { 5954 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5955 } else { 5956 final long interval = android.provider.Settings.Global.getLong( 5957 mContext.getContentResolver(), 5958 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5959 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5960 if (interval > 0) { 5961 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5962 if (timeSinceLast > interval) { 5963 doTrim = true; 5964 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5965 + "; running immediately"); 5966 } 5967 } 5968 } 5969 if (doTrim) { 5970 if (!isFirstBoot()) { 5971 try { 5972 ActivityManagerNative.getDefault().showBootMessage( 5973 mContext.getResources().getString( 5974 R.string.android_upgrading_fstrim), true); 5975 } catch (RemoteException e) { 5976 } 5977 } 5978 ms.runMaintenance(); 5979 } 5980 } else { 5981 Slog.e(TAG, "Mount service unavailable!"); 5982 } 5983 } catch (RemoteException e) { 5984 // Can't happen; MountService is local 5985 } 5986 5987 final ArraySet<PackageParser.Package> pkgs; 5988 synchronized (mPackages) { 5989 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5990 } 5991 5992 if (pkgs != null) { 5993 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5994 // in case the device runs out of space. 5995 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5996 // Give priority to core apps. 5997 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5998 PackageParser.Package pkg = it.next(); 5999 if (pkg.coreApp) { 6000 if (DEBUG_DEXOPT) { 6001 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 6002 } 6003 sortedPkgs.add(pkg); 6004 it.remove(); 6005 } 6006 } 6007 // Give priority to system apps that listen for pre boot complete. 6008 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6009 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6010 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6011 PackageParser.Package pkg = it.next(); 6012 if (pkgNames.contains(pkg.packageName)) { 6013 if (DEBUG_DEXOPT) { 6014 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6015 } 6016 sortedPkgs.add(pkg); 6017 it.remove(); 6018 } 6019 } 6020 // Give priority to system apps. 6021 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6022 PackageParser.Package pkg = it.next(); 6023 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6024 if (DEBUG_DEXOPT) { 6025 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6026 } 6027 sortedPkgs.add(pkg); 6028 it.remove(); 6029 } 6030 } 6031 // Give priority to updated system apps. 6032 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6033 PackageParser.Package pkg = it.next(); 6034 if (pkg.isUpdatedSystemApp()) { 6035 if (DEBUG_DEXOPT) { 6036 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6037 } 6038 sortedPkgs.add(pkg); 6039 it.remove(); 6040 } 6041 } 6042 // Give priority to apps that listen for boot complete. 6043 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6044 pkgNames = getPackageNamesForIntent(intent); 6045 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6046 PackageParser.Package pkg = it.next(); 6047 if (pkgNames.contains(pkg.packageName)) { 6048 if (DEBUG_DEXOPT) { 6049 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6050 } 6051 sortedPkgs.add(pkg); 6052 it.remove(); 6053 } 6054 } 6055 // Filter out packages that aren't recently used. 6056 filterRecentlyUsedApps(pkgs); 6057 // Add all remaining apps. 6058 for (PackageParser.Package pkg : pkgs) { 6059 if (DEBUG_DEXOPT) { 6060 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6061 } 6062 sortedPkgs.add(pkg); 6063 } 6064 6065 // If we want to be lazy, filter everything that wasn't recently used. 6066 if (mLazyDexOpt) { 6067 filterRecentlyUsedApps(sortedPkgs); 6068 } 6069 6070 int i = 0; 6071 int total = sortedPkgs.size(); 6072 File dataDir = Environment.getDataDirectory(); 6073 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6074 if (lowThreshold == 0) { 6075 throw new IllegalStateException("Invalid low memory threshold"); 6076 } 6077 for (PackageParser.Package pkg : sortedPkgs) { 6078 long usableSpace = dataDir.getUsableSpace(); 6079 if (usableSpace < lowThreshold) { 6080 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6081 break; 6082 } 6083 performBootDexOpt(pkg, ++i, total); 6084 } 6085 } 6086 } 6087 6088 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6089 // Filter out packages that aren't recently used. 6090 // 6091 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6092 // should do a full dexopt. 6093 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6094 int total = pkgs.size(); 6095 int skipped = 0; 6096 long now = System.currentTimeMillis(); 6097 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6098 PackageParser.Package pkg = i.next(); 6099 long then = pkg.mLastPackageUsageTimeInMills; 6100 if (then + mDexOptLRUThresholdInMills < now) { 6101 if (DEBUG_DEXOPT) { 6102 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6103 ((then == 0) ? "never" : new Date(then))); 6104 } 6105 i.remove(); 6106 skipped++; 6107 } 6108 } 6109 if (DEBUG_DEXOPT) { 6110 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6111 } 6112 } 6113 } 6114 6115 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6116 List<ResolveInfo> ris = null; 6117 try { 6118 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6119 intent, null, 0, UserHandle.USER_OWNER); 6120 } catch (RemoteException e) { 6121 } 6122 ArraySet<String> pkgNames = new ArraySet<String>(); 6123 if (ris != null) { 6124 for (ResolveInfo ri : ris) { 6125 pkgNames.add(ri.activityInfo.packageName); 6126 } 6127 } 6128 return pkgNames; 6129 } 6130 6131 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6132 if (DEBUG_DEXOPT) { 6133 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6134 } 6135 if (!isFirstBoot()) { 6136 try { 6137 ActivityManagerNative.getDefault().showBootMessage( 6138 mContext.getResources().getString(R.string.android_upgrading_apk, 6139 curr, total), true); 6140 } catch (RemoteException e) { 6141 } 6142 } 6143 PackageParser.Package p = pkg; 6144 synchronized (mInstallLock) { 6145 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6146 false /* force dex */, false /* defer */, true /* include dependencies */); 6147 } 6148 } 6149 6150 @Override 6151 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6152 return performDexOpt(packageName, instructionSet, false); 6153 } 6154 6155 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6156 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6157 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6158 if (!dexopt && !updateUsage) { 6159 // We aren't going to dexopt or update usage, so bail early. 6160 return false; 6161 } 6162 PackageParser.Package p; 6163 final String targetInstructionSet; 6164 synchronized (mPackages) { 6165 p = mPackages.get(packageName); 6166 if (p == null) { 6167 return false; 6168 } 6169 if (updateUsage) { 6170 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6171 } 6172 mPackageUsage.write(false); 6173 if (!dexopt) { 6174 // We aren't going to dexopt, so bail early. 6175 return false; 6176 } 6177 6178 targetInstructionSet = instructionSet != null ? instructionSet : 6179 getPrimaryInstructionSet(p.applicationInfo); 6180 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6181 return false; 6182 } 6183 } 6184 long callingId = Binder.clearCallingIdentity(); 6185 try { 6186 synchronized (mInstallLock) { 6187 final String[] instructionSets = new String[] { targetInstructionSet }; 6188 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6189 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6190 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6191 } 6192 } finally { 6193 Binder.restoreCallingIdentity(callingId); 6194 } 6195 } 6196 6197 public ArraySet<String> getPackagesThatNeedDexOpt() { 6198 ArraySet<String> pkgs = null; 6199 synchronized (mPackages) { 6200 for (PackageParser.Package p : mPackages.values()) { 6201 if (DEBUG_DEXOPT) { 6202 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6203 } 6204 if (!p.mDexOptPerformed.isEmpty()) { 6205 continue; 6206 } 6207 if (pkgs == null) { 6208 pkgs = new ArraySet<String>(); 6209 } 6210 pkgs.add(p.packageName); 6211 } 6212 } 6213 return pkgs; 6214 } 6215 6216 public void shutdown() { 6217 mPackageUsage.write(true); 6218 } 6219 6220 @Override 6221 public void forceDexOpt(String packageName) { 6222 enforceSystemOrRoot("forceDexOpt"); 6223 6224 PackageParser.Package pkg; 6225 synchronized (mPackages) { 6226 pkg = mPackages.get(packageName); 6227 if (pkg == null) { 6228 throw new IllegalArgumentException("Missing package: " + packageName); 6229 } 6230 } 6231 6232 synchronized (mInstallLock) { 6233 final String[] instructionSets = new String[] { 6234 getPrimaryInstructionSet(pkg.applicationInfo) }; 6235 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6236 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6237 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6238 throw new IllegalStateException("Failed to dexopt: " + res); 6239 } 6240 } 6241 } 6242 6243 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6244 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6245 Slog.w(TAG, "Unable to update from " + oldPkg.name 6246 + " to " + newPkg.packageName 6247 + ": old package not in system partition"); 6248 return false; 6249 } else if (mPackages.get(oldPkg.name) != null) { 6250 Slog.w(TAG, "Unable to update from " + oldPkg.name 6251 + " to " + newPkg.packageName 6252 + ": old package still exists"); 6253 return false; 6254 } 6255 return true; 6256 } 6257 6258 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6259 int[] users = sUserManager.getUserIds(); 6260 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6261 if (res < 0) { 6262 return res; 6263 } 6264 for (int user : users) { 6265 if (user != 0) { 6266 res = mInstaller.createUserData(volumeUuid, packageName, 6267 UserHandle.getUid(user, uid), user, seinfo); 6268 if (res < 0) { 6269 return res; 6270 } 6271 } 6272 } 6273 return res; 6274 } 6275 6276 private int removeDataDirsLI(String volumeUuid, String packageName) { 6277 int[] users = sUserManager.getUserIds(); 6278 int res = 0; 6279 for (int user : users) { 6280 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6281 if (resInner < 0) { 6282 res = resInner; 6283 } 6284 } 6285 6286 return res; 6287 } 6288 6289 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6290 int[] users = sUserManager.getUserIds(); 6291 int res = 0; 6292 for (int user : users) { 6293 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6294 if (resInner < 0) { 6295 res = resInner; 6296 } 6297 } 6298 return res; 6299 } 6300 6301 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6302 PackageParser.Package changingLib) { 6303 if (file.path != null) { 6304 usesLibraryFiles.add(file.path); 6305 return; 6306 } 6307 PackageParser.Package p = mPackages.get(file.apk); 6308 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6309 // If we are doing this while in the middle of updating a library apk, 6310 // then we need to make sure to use that new apk for determining the 6311 // dependencies here. (We haven't yet finished committing the new apk 6312 // to the package manager state.) 6313 if (p == null || p.packageName.equals(changingLib.packageName)) { 6314 p = changingLib; 6315 } 6316 } 6317 if (p != null) { 6318 usesLibraryFiles.addAll(p.getAllCodePaths()); 6319 } 6320 } 6321 6322 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6323 PackageParser.Package changingLib) throws PackageManagerException { 6324 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6325 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6326 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6327 for (int i=0; i<N; i++) { 6328 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6329 if (file == null) { 6330 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6331 "Package " + pkg.packageName + " requires unavailable shared library " 6332 + pkg.usesLibraries.get(i) + "; failing!"); 6333 } 6334 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6335 } 6336 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6337 for (int i=0; i<N; i++) { 6338 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6339 if (file == null) { 6340 Slog.w(TAG, "Package " + pkg.packageName 6341 + " desires unavailable shared library " 6342 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6343 } else { 6344 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6345 } 6346 } 6347 N = usesLibraryFiles.size(); 6348 if (N > 0) { 6349 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6350 } else { 6351 pkg.usesLibraryFiles = null; 6352 } 6353 } 6354 } 6355 6356 private static boolean hasString(List<String> list, List<String> which) { 6357 if (list == null) { 6358 return false; 6359 } 6360 for (int i=list.size()-1; i>=0; i--) { 6361 for (int j=which.size()-1; j>=0; j--) { 6362 if (which.get(j).equals(list.get(i))) { 6363 return true; 6364 } 6365 } 6366 } 6367 return false; 6368 } 6369 6370 private void updateAllSharedLibrariesLPw() { 6371 for (PackageParser.Package pkg : mPackages.values()) { 6372 try { 6373 updateSharedLibrariesLPw(pkg, null); 6374 } catch (PackageManagerException e) { 6375 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6376 } 6377 } 6378 } 6379 6380 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6381 PackageParser.Package changingPkg) { 6382 ArrayList<PackageParser.Package> res = null; 6383 for (PackageParser.Package pkg : mPackages.values()) { 6384 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6385 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6386 if (res == null) { 6387 res = new ArrayList<PackageParser.Package>(); 6388 } 6389 res.add(pkg); 6390 try { 6391 updateSharedLibrariesLPw(pkg, changingPkg); 6392 } catch (PackageManagerException e) { 6393 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6394 } 6395 } 6396 } 6397 return res; 6398 } 6399 6400 /** 6401 * Derive the value of the {@code cpuAbiOverride} based on the provided 6402 * value and an optional stored value from the package settings. 6403 */ 6404 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6405 String cpuAbiOverride = null; 6406 6407 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6408 cpuAbiOverride = null; 6409 } else if (abiOverride != null) { 6410 cpuAbiOverride = abiOverride; 6411 } else if (settings != null) { 6412 cpuAbiOverride = settings.cpuAbiOverrideString; 6413 } 6414 6415 return cpuAbiOverride; 6416 } 6417 6418 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6419 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6420 boolean success = false; 6421 try { 6422 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6423 currentTime, user); 6424 success = true; 6425 return res; 6426 } finally { 6427 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6428 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6429 } 6430 } 6431 } 6432 6433 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6434 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6435 final File scanFile = new File(pkg.codePath); 6436 if (pkg.applicationInfo.getCodePath() == null || 6437 pkg.applicationInfo.getResourcePath() == null) { 6438 // Bail out. The resource and code paths haven't been set. 6439 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6440 "Code and resource paths haven't been set correctly"); 6441 } 6442 6443 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6444 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6445 } else { 6446 // Only allow system apps to be flagged as core apps. 6447 pkg.coreApp = false; 6448 } 6449 6450 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6451 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6452 } 6453 6454 if (mCustomResolverComponentName != null && 6455 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6456 setUpCustomResolverActivity(pkg); 6457 } 6458 6459 if (pkg.packageName.equals("android")) { 6460 synchronized (mPackages) { 6461 if (mAndroidApplication != null) { 6462 Slog.w(TAG, "*************************************************"); 6463 Slog.w(TAG, "Core android package being redefined. Skipping."); 6464 Slog.w(TAG, " file=" + scanFile); 6465 Slog.w(TAG, "*************************************************"); 6466 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6467 "Core android package being redefined. Skipping."); 6468 } 6469 6470 // Set up information for our fall-back user intent resolution activity. 6471 mPlatformPackage = pkg; 6472 pkg.mVersionCode = mSdkVersion; 6473 mAndroidApplication = pkg.applicationInfo; 6474 6475 if (!mResolverReplaced) { 6476 mResolveActivity.applicationInfo = mAndroidApplication; 6477 mResolveActivity.name = ResolverActivity.class.getName(); 6478 mResolveActivity.packageName = mAndroidApplication.packageName; 6479 mResolveActivity.processName = "system:ui"; 6480 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6481 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6482 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6483 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6484 mResolveActivity.exported = true; 6485 mResolveActivity.enabled = true; 6486 mResolveInfo.activityInfo = mResolveActivity; 6487 mResolveInfo.priority = 0; 6488 mResolveInfo.preferredOrder = 0; 6489 mResolveInfo.match = 0; 6490 mResolveComponentName = new ComponentName( 6491 mAndroidApplication.packageName, mResolveActivity.name); 6492 } 6493 } 6494 } 6495 6496 if (DEBUG_PACKAGE_SCANNING) { 6497 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6498 Log.d(TAG, "Scanning package " + pkg.packageName); 6499 } 6500 6501 if (mPackages.containsKey(pkg.packageName) 6502 || mSharedLibraries.containsKey(pkg.packageName)) { 6503 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6504 "Application package " + pkg.packageName 6505 + " already installed. Skipping duplicate."); 6506 } 6507 6508 // If we're only installing presumed-existing packages, require that the 6509 // scanned APK is both already known and at the path previously established 6510 // for it. Previously unknown packages we pick up normally, but if we have an 6511 // a priori expectation about this package's install presence, enforce it. 6512 // With a singular exception for new system packages. When an OTA contains 6513 // a new system package, we allow the codepath to change from a system location 6514 // to the user-installed location. If we don't allow this change, any newer, 6515 // user-installed version of the application will be ignored. 6516 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6517 if (mExpectingBetter.containsKey(pkg.packageName)) { 6518 logCriticalInfo(Log.WARN, 6519 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6520 } else { 6521 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6522 if (known != null) { 6523 if (DEBUG_PACKAGE_SCANNING) { 6524 Log.d(TAG, "Examining " + pkg.codePath 6525 + " and requiring known paths " + known.codePathString 6526 + " & " + known.resourcePathString); 6527 } 6528 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6529 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6530 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6531 "Application package " + pkg.packageName 6532 + " found at " + pkg.applicationInfo.getCodePath() 6533 + " but expected at " + known.codePathString + "; ignoring."); 6534 } 6535 } 6536 } 6537 } 6538 6539 // Initialize package source and resource directories 6540 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6541 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6542 6543 SharedUserSetting suid = null; 6544 PackageSetting pkgSetting = null; 6545 6546 if (!isSystemApp(pkg)) { 6547 // Only system apps can use these features. 6548 pkg.mOriginalPackages = null; 6549 pkg.mRealPackage = null; 6550 pkg.mAdoptPermissions = null; 6551 } 6552 6553 // writer 6554 synchronized (mPackages) { 6555 if (pkg.mSharedUserId != null) { 6556 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6557 if (suid == null) { 6558 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6559 "Creating application package " + pkg.packageName 6560 + " for shared user failed"); 6561 } 6562 if (DEBUG_PACKAGE_SCANNING) { 6563 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6564 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6565 + "): packages=" + suid.packages); 6566 } 6567 } 6568 6569 // Check if we are renaming from an original package name. 6570 PackageSetting origPackage = null; 6571 String realName = null; 6572 if (pkg.mOriginalPackages != null) { 6573 // This package may need to be renamed to a previously 6574 // installed name. Let's check on that... 6575 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6576 if (pkg.mOriginalPackages.contains(renamed)) { 6577 // This package had originally been installed as the 6578 // original name, and we have already taken care of 6579 // transitioning to the new one. Just update the new 6580 // one to continue using the old name. 6581 realName = pkg.mRealPackage; 6582 if (!pkg.packageName.equals(renamed)) { 6583 // Callers into this function may have already taken 6584 // care of renaming the package; only do it here if 6585 // it is not already done. 6586 pkg.setPackageName(renamed); 6587 } 6588 6589 } else { 6590 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6591 if ((origPackage = mSettings.peekPackageLPr( 6592 pkg.mOriginalPackages.get(i))) != null) { 6593 // We do have the package already installed under its 6594 // original name... should we use it? 6595 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6596 // New package is not compatible with original. 6597 origPackage = null; 6598 continue; 6599 } else if (origPackage.sharedUser != null) { 6600 // Make sure uid is compatible between packages. 6601 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6602 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6603 + " to " + pkg.packageName + ": old uid " 6604 + origPackage.sharedUser.name 6605 + " differs from " + pkg.mSharedUserId); 6606 origPackage = null; 6607 continue; 6608 } 6609 } else { 6610 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6611 + pkg.packageName + " to old name " + origPackage.name); 6612 } 6613 break; 6614 } 6615 } 6616 } 6617 } 6618 6619 if (mTransferedPackages.contains(pkg.packageName)) { 6620 Slog.w(TAG, "Package " + pkg.packageName 6621 + " was transferred to another, but its .apk remains"); 6622 } 6623 6624 // Just create the setting, don't add it yet. For already existing packages 6625 // the PkgSetting exists already and doesn't have to be created. 6626 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6627 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6628 pkg.applicationInfo.primaryCpuAbi, 6629 pkg.applicationInfo.secondaryCpuAbi, 6630 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6631 user, false); 6632 if (pkgSetting == null) { 6633 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6634 "Creating application package " + pkg.packageName + " failed"); 6635 } 6636 6637 if (pkgSetting.origPackage != null) { 6638 // If we are first transitioning from an original package, 6639 // fix up the new package's name now. We need to do this after 6640 // looking up the package under its new name, so getPackageLP 6641 // can take care of fiddling things correctly. 6642 pkg.setPackageName(origPackage.name); 6643 6644 // File a report about this. 6645 String msg = "New package " + pkgSetting.realName 6646 + " renamed to replace old package " + pkgSetting.name; 6647 reportSettingsProblem(Log.WARN, msg); 6648 6649 // Make a note of it. 6650 mTransferedPackages.add(origPackage.name); 6651 6652 // No longer need to retain this. 6653 pkgSetting.origPackage = null; 6654 } 6655 6656 if (realName != null) { 6657 // Make a note of it. 6658 mTransferedPackages.add(pkg.packageName); 6659 } 6660 6661 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6662 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6663 } 6664 6665 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6666 // Check all shared libraries and map to their actual file path. 6667 // We only do this here for apps not on a system dir, because those 6668 // are the only ones that can fail an install due to this. We 6669 // will take care of the system apps by updating all of their 6670 // library paths after the scan is done. 6671 updateSharedLibrariesLPw(pkg, null); 6672 } 6673 6674 if (mFoundPolicyFile) { 6675 SELinuxMMAC.assignSeinfoValue(pkg); 6676 } 6677 6678 pkg.applicationInfo.uid = pkgSetting.appId; 6679 pkg.mExtras = pkgSetting; 6680 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6681 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6682 // We just determined the app is signed correctly, so bring 6683 // over the latest parsed certs. 6684 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6685 } else { 6686 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6687 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6688 "Package " + pkg.packageName + " upgrade keys do not match the " 6689 + "previously installed version"); 6690 } else { 6691 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6692 String msg = "System package " + pkg.packageName 6693 + " signature changed; retaining data."; 6694 reportSettingsProblem(Log.WARN, msg); 6695 } 6696 } 6697 } else { 6698 try { 6699 verifySignaturesLP(pkgSetting, pkg); 6700 // We just determined the app is signed correctly, so bring 6701 // over the latest parsed certs. 6702 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6703 } catch (PackageManagerException e) { 6704 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6705 throw e; 6706 } 6707 // The signature has changed, but this package is in the system 6708 // image... let's recover! 6709 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6710 // However... if this package is part of a shared user, but it 6711 // doesn't match the signature of the shared user, let's fail. 6712 // What this means is that you can't change the signatures 6713 // associated with an overall shared user, which doesn't seem all 6714 // that unreasonable. 6715 if (pkgSetting.sharedUser != null) { 6716 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6717 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6718 throw new PackageManagerException( 6719 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6720 "Signature mismatch for shared user : " 6721 + pkgSetting.sharedUser); 6722 } 6723 } 6724 // File a report about this. 6725 String msg = "System package " + pkg.packageName 6726 + " signature changed; retaining data."; 6727 reportSettingsProblem(Log.WARN, msg); 6728 } 6729 } 6730 // Verify that this new package doesn't have any content providers 6731 // that conflict with existing packages. Only do this if the 6732 // package isn't already installed, since we don't want to break 6733 // things that are installed. 6734 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6735 final int N = pkg.providers.size(); 6736 int i; 6737 for (i=0; i<N; i++) { 6738 PackageParser.Provider p = pkg.providers.get(i); 6739 if (p.info.authority != null) { 6740 String names[] = p.info.authority.split(";"); 6741 for (int j = 0; j < names.length; j++) { 6742 if (mProvidersByAuthority.containsKey(names[j])) { 6743 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6744 final String otherPackageName = 6745 ((other != null && other.getComponentName() != null) ? 6746 other.getComponentName().getPackageName() : "?"); 6747 throw new PackageManagerException( 6748 INSTALL_FAILED_CONFLICTING_PROVIDER, 6749 "Can't install because provider name " + names[j] 6750 + " (in package " + pkg.applicationInfo.packageName 6751 + ") is already used by " + otherPackageName); 6752 } 6753 } 6754 } 6755 } 6756 } 6757 6758 if (pkg.mAdoptPermissions != null) { 6759 // This package wants to adopt ownership of permissions from 6760 // another package. 6761 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6762 final String origName = pkg.mAdoptPermissions.get(i); 6763 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6764 if (orig != null) { 6765 if (verifyPackageUpdateLPr(orig, pkg)) { 6766 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6767 + pkg.packageName); 6768 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6769 } 6770 } 6771 } 6772 } 6773 } 6774 6775 final String pkgName = pkg.packageName; 6776 6777 final long scanFileTime = scanFile.lastModified(); 6778 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6779 pkg.applicationInfo.processName = fixProcessName( 6780 pkg.applicationInfo.packageName, 6781 pkg.applicationInfo.processName, 6782 pkg.applicationInfo.uid); 6783 6784 File dataPath; 6785 if (mPlatformPackage == pkg) { 6786 // The system package is special. 6787 dataPath = new File(Environment.getDataDirectory(), "system"); 6788 6789 pkg.applicationInfo.dataDir = dataPath.getPath(); 6790 6791 } else { 6792 // This is a normal package, need to make its data directory. 6793 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6794 UserHandle.USER_OWNER, pkg.packageName); 6795 6796 boolean uidError = false; 6797 if (dataPath.exists()) { 6798 int currentUid = 0; 6799 try { 6800 StructStat stat = Os.stat(dataPath.getPath()); 6801 currentUid = stat.st_uid; 6802 } catch (ErrnoException e) { 6803 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6804 } 6805 6806 // If we have mismatched owners for the data path, we have a problem. 6807 if (currentUid != pkg.applicationInfo.uid) { 6808 boolean recovered = false; 6809 if (currentUid == 0) { 6810 // The directory somehow became owned by root. Wow. 6811 // This is probably because the system was stopped while 6812 // installd was in the middle of messing with its libs 6813 // directory. Ask installd to fix that. 6814 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6815 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6816 if (ret >= 0) { 6817 recovered = true; 6818 String msg = "Package " + pkg.packageName 6819 + " unexpectedly changed to uid 0; recovered to " + 6820 + pkg.applicationInfo.uid; 6821 reportSettingsProblem(Log.WARN, msg); 6822 } 6823 } 6824 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6825 || (scanFlags&SCAN_BOOTING) != 0)) { 6826 // If this is a system app, we can at least delete its 6827 // current data so the application will still work. 6828 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6829 if (ret >= 0) { 6830 // TODO: Kill the processes first 6831 // Old data gone! 6832 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6833 ? "System package " : "Third party package "; 6834 String msg = prefix + pkg.packageName 6835 + " has changed from uid: " 6836 + currentUid + " to " 6837 + pkg.applicationInfo.uid + "; old data erased"; 6838 reportSettingsProblem(Log.WARN, msg); 6839 recovered = true; 6840 6841 // And now re-install the app. 6842 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6843 pkg.applicationInfo.seinfo); 6844 if (ret == -1) { 6845 // Ack should not happen! 6846 msg = prefix + pkg.packageName 6847 + " could not have data directory re-created after delete."; 6848 reportSettingsProblem(Log.WARN, msg); 6849 throw new PackageManagerException( 6850 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6851 } 6852 } 6853 if (!recovered) { 6854 mHasSystemUidErrors = true; 6855 } 6856 } else if (!recovered) { 6857 // If we allow this install to proceed, we will be broken. 6858 // Abort, abort! 6859 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6860 "scanPackageLI"); 6861 } 6862 if (!recovered) { 6863 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6864 + pkg.applicationInfo.uid + "/fs_" 6865 + currentUid; 6866 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6867 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6868 String msg = "Package " + pkg.packageName 6869 + " has mismatched uid: " 6870 + currentUid + " on disk, " 6871 + pkg.applicationInfo.uid + " in settings"; 6872 // writer 6873 synchronized (mPackages) { 6874 mSettings.mReadMessages.append(msg); 6875 mSettings.mReadMessages.append('\n'); 6876 uidError = true; 6877 if (!pkgSetting.uidError) { 6878 reportSettingsProblem(Log.ERROR, msg); 6879 } 6880 } 6881 } 6882 } 6883 pkg.applicationInfo.dataDir = dataPath.getPath(); 6884 if (mShouldRestoreconData) { 6885 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6886 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6887 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6888 } 6889 } else { 6890 if (DEBUG_PACKAGE_SCANNING) { 6891 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6892 Log.v(TAG, "Want this data dir: " + dataPath); 6893 } 6894 //invoke installer to do the actual installation 6895 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6896 pkg.applicationInfo.seinfo); 6897 if (ret < 0) { 6898 // Error from installer 6899 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6900 "Unable to create data dirs [errorCode=" + ret + "]"); 6901 } 6902 6903 if (dataPath.exists()) { 6904 pkg.applicationInfo.dataDir = dataPath.getPath(); 6905 } else { 6906 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6907 pkg.applicationInfo.dataDir = null; 6908 } 6909 } 6910 6911 pkgSetting.uidError = uidError; 6912 } 6913 6914 final String path = scanFile.getPath(); 6915 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6916 6917 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6918 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6919 6920 // Some system apps still use directory structure for native libraries 6921 // in which case we might end up not detecting abi solely based on apk 6922 // structure. Try to detect abi based on directory structure. 6923 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6924 pkg.applicationInfo.primaryCpuAbi == null) { 6925 setBundledAppAbisAndRoots(pkg, pkgSetting); 6926 setNativeLibraryPaths(pkg); 6927 } 6928 6929 } else { 6930 if ((scanFlags & SCAN_MOVE) != 0) { 6931 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6932 // but we already have this packages package info in the PackageSetting. We just 6933 // use that and derive the native library path based on the new codepath. 6934 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6935 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6936 } 6937 6938 // Set native library paths again. For moves, the path will be updated based on the 6939 // ABIs we've determined above. For non-moves, the path will be updated based on the 6940 // ABIs we determined during compilation, but the path will depend on the final 6941 // package path (after the rename away from the stage path). 6942 setNativeLibraryPaths(pkg); 6943 } 6944 6945 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6946 final int[] userIds = sUserManager.getUserIds(); 6947 synchronized (mInstallLock) { 6948 // Make sure all user data directories are ready to roll; we're okay 6949 // if they already exist 6950 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6951 for (int userId : userIds) { 6952 if (userId != 0) { 6953 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6954 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6955 pkg.applicationInfo.seinfo); 6956 } 6957 } 6958 } 6959 6960 // Create a native library symlink only if we have native libraries 6961 // and if the native libraries are 32 bit libraries. We do not provide 6962 // this symlink for 64 bit libraries. 6963 if (pkg.applicationInfo.primaryCpuAbi != null && 6964 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6965 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6966 for (int userId : userIds) { 6967 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6968 nativeLibPath, userId) < 0) { 6969 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6970 "Failed linking native library dir (user=" + userId + ")"); 6971 } 6972 } 6973 } 6974 } 6975 6976 // This is a special case for the "system" package, where the ABI is 6977 // dictated by the zygote configuration (and init.rc). We should keep track 6978 // of this ABI so that we can deal with "normal" applications that run under 6979 // the same UID correctly. 6980 if (mPlatformPackage == pkg) { 6981 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6982 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6983 } 6984 6985 // If there's a mismatch between the abi-override in the package setting 6986 // and the abiOverride specified for the install. Warn about this because we 6987 // would've already compiled the app without taking the package setting into 6988 // account. 6989 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6990 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6991 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6992 " for package: " + pkg.packageName); 6993 } 6994 } 6995 6996 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6997 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6998 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6999 7000 // Copy the derived override back to the parsed package, so that we can 7001 // update the package settings accordingly. 7002 pkg.cpuAbiOverride = cpuAbiOverride; 7003 7004 if (DEBUG_ABI_SELECTION) { 7005 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7006 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7007 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7008 } 7009 7010 // Push the derived path down into PackageSettings so we know what to 7011 // clean up at uninstall time. 7012 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7013 7014 if (DEBUG_ABI_SELECTION) { 7015 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7016 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7017 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7018 } 7019 7020 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7021 // We don't do this here during boot because we can do it all 7022 // at once after scanning all existing packages. 7023 // 7024 // We also do this *before* we perform dexopt on this package, so that 7025 // we can avoid redundant dexopts, and also to make sure we've got the 7026 // code and package path correct. 7027 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7028 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7029 } 7030 7031 if ((scanFlags & SCAN_NO_DEX) == 0) { 7032 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7033 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7034 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7035 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7036 } 7037 } 7038 if (mFactoryTest && pkg.requestedPermissions.contains( 7039 android.Manifest.permission.FACTORY_TEST)) { 7040 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7041 } 7042 7043 ArrayList<PackageParser.Package> clientLibPkgs = null; 7044 7045 // writer 7046 synchronized (mPackages) { 7047 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7048 // Only system apps can add new shared libraries. 7049 if (pkg.libraryNames != null) { 7050 for (int i=0; i<pkg.libraryNames.size(); i++) { 7051 String name = pkg.libraryNames.get(i); 7052 boolean allowed = false; 7053 if (pkg.isUpdatedSystemApp()) { 7054 // New library entries can only be added through the 7055 // system image. This is important to get rid of a lot 7056 // of nasty edge cases: for example if we allowed a non- 7057 // system update of the app to add a library, then uninstalling 7058 // the update would make the library go away, and assumptions 7059 // we made such as through app install filtering would now 7060 // have allowed apps on the device which aren't compatible 7061 // with it. Better to just have the restriction here, be 7062 // conservative, and create many fewer cases that can negatively 7063 // impact the user experience. 7064 final PackageSetting sysPs = mSettings 7065 .getDisabledSystemPkgLPr(pkg.packageName); 7066 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7067 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7068 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7069 allowed = true; 7070 allowed = true; 7071 break; 7072 } 7073 } 7074 } 7075 } else { 7076 allowed = true; 7077 } 7078 if (allowed) { 7079 if (!mSharedLibraries.containsKey(name)) { 7080 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7081 } else if (!name.equals(pkg.packageName)) { 7082 Slog.w(TAG, "Package " + pkg.packageName + " library " 7083 + name + " already exists; skipping"); 7084 } 7085 } else { 7086 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7087 + name + " that is not declared on system image; skipping"); 7088 } 7089 } 7090 if ((scanFlags&SCAN_BOOTING) == 0) { 7091 // If we are not booting, we need to update any applications 7092 // that are clients of our shared library. If we are booting, 7093 // this will all be done once the scan is complete. 7094 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7095 } 7096 } 7097 } 7098 } 7099 7100 // We also need to dexopt any apps that are dependent on this library. Note that 7101 // if these fail, we should abort the install since installing the library will 7102 // result in some apps being broken. 7103 if (clientLibPkgs != null) { 7104 if ((scanFlags & SCAN_NO_DEX) == 0) { 7105 for (int i = 0; i < clientLibPkgs.size(); i++) { 7106 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7107 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7108 null /* instruction sets */, forceDex, 7109 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7110 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7111 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7112 "scanPackageLI failed to dexopt clientLibPkgs"); 7113 } 7114 } 7115 } 7116 } 7117 7118 // Also need to kill any apps that are dependent on the library. 7119 if (clientLibPkgs != null) { 7120 for (int i=0; i<clientLibPkgs.size(); i++) { 7121 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7122 killApplication(clientPkg.applicationInfo.packageName, 7123 clientPkg.applicationInfo.uid, "update lib"); 7124 } 7125 } 7126 7127 // Make sure we're not adding any bogus keyset info 7128 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7129 ksms.assertScannedPackageValid(pkg); 7130 7131 // writer 7132 synchronized (mPackages) { 7133 // We don't expect installation to fail beyond this point 7134 7135 // Add the new setting to mSettings 7136 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7137 // Add the new setting to mPackages 7138 mPackages.put(pkg.applicationInfo.packageName, pkg); 7139 // Make sure we don't accidentally delete its data. 7140 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7141 while (iter.hasNext()) { 7142 PackageCleanItem item = iter.next(); 7143 if (pkgName.equals(item.packageName)) { 7144 iter.remove(); 7145 } 7146 } 7147 7148 // Take care of first install / last update times. 7149 if (currentTime != 0) { 7150 if (pkgSetting.firstInstallTime == 0) { 7151 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7152 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7153 pkgSetting.lastUpdateTime = currentTime; 7154 } 7155 } else if (pkgSetting.firstInstallTime == 0) { 7156 // We need *something*. Take time time stamp of the file. 7157 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7158 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7159 if (scanFileTime != pkgSetting.timeStamp) { 7160 // A package on the system image has changed; consider this 7161 // to be an update. 7162 pkgSetting.lastUpdateTime = scanFileTime; 7163 } 7164 } 7165 7166 // Add the package's KeySets to the global KeySetManagerService 7167 ksms.addScannedPackageLPw(pkg); 7168 7169 int N = pkg.providers.size(); 7170 StringBuilder r = null; 7171 int i; 7172 for (i=0; i<N; i++) { 7173 PackageParser.Provider p = pkg.providers.get(i); 7174 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7175 p.info.processName, pkg.applicationInfo.uid); 7176 mProviders.addProvider(p); 7177 p.syncable = p.info.isSyncable; 7178 if (p.info.authority != null) { 7179 String names[] = p.info.authority.split(";"); 7180 p.info.authority = null; 7181 for (int j = 0; j < names.length; j++) { 7182 if (j == 1 && p.syncable) { 7183 // We only want the first authority for a provider to possibly be 7184 // syncable, so if we already added this provider using a different 7185 // authority clear the syncable flag. We copy the provider before 7186 // changing it because the mProviders object contains a reference 7187 // to a provider that we don't want to change. 7188 // Only do this for the second authority since the resulting provider 7189 // object can be the same for all future authorities for this provider. 7190 p = new PackageParser.Provider(p); 7191 p.syncable = false; 7192 } 7193 if (!mProvidersByAuthority.containsKey(names[j])) { 7194 mProvidersByAuthority.put(names[j], p); 7195 if (p.info.authority == null) { 7196 p.info.authority = names[j]; 7197 } else { 7198 p.info.authority = p.info.authority + ";" + names[j]; 7199 } 7200 if (DEBUG_PACKAGE_SCANNING) { 7201 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7202 Log.d(TAG, "Registered content provider: " + names[j] 7203 + ", className = " + p.info.name + ", isSyncable = " 7204 + p.info.isSyncable); 7205 } 7206 } else { 7207 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7208 Slog.w(TAG, "Skipping provider name " + names[j] + 7209 " (in package " + pkg.applicationInfo.packageName + 7210 "): name already used by " 7211 + ((other != null && other.getComponentName() != null) 7212 ? other.getComponentName().getPackageName() : "?")); 7213 } 7214 } 7215 } 7216 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7217 if (r == null) { 7218 r = new StringBuilder(256); 7219 } else { 7220 r.append(' '); 7221 } 7222 r.append(p.info.name); 7223 } 7224 } 7225 if (r != null) { 7226 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7227 } 7228 7229 N = pkg.services.size(); 7230 r = null; 7231 for (i=0; i<N; i++) { 7232 PackageParser.Service s = pkg.services.get(i); 7233 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7234 s.info.processName, pkg.applicationInfo.uid); 7235 mServices.addService(s); 7236 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7237 if (r == null) { 7238 r = new StringBuilder(256); 7239 } else { 7240 r.append(' '); 7241 } 7242 r.append(s.info.name); 7243 } 7244 } 7245 if (r != null) { 7246 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7247 } 7248 7249 N = pkg.receivers.size(); 7250 r = null; 7251 for (i=0; i<N; i++) { 7252 PackageParser.Activity a = pkg.receivers.get(i); 7253 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7254 a.info.processName, pkg.applicationInfo.uid); 7255 mReceivers.addActivity(a, "receiver"); 7256 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7257 if (r == null) { 7258 r = new StringBuilder(256); 7259 } else { 7260 r.append(' '); 7261 } 7262 r.append(a.info.name); 7263 } 7264 } 7265 if (r != null) { 7266 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7267 } 7268 7269 N = pkg.activities.size(); 7270 r = null; 7271 for (i=0; i<N; i++) { 7272 PackageParser.Activity a = pkg.activities.get(i); 7273 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7274 a.info.processName, pkg.applicationInfo.uid); 7275 mActivities.addActivity(a, "activity"); 7276 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7277 if (r == null) { 7278 r = new StringBuilder(256); 7279 } else { 7280 r.append(' '); 7281 } 7282 r.append(a.info.name); 7283 } 7284 } 7285 if (r != null) { 7286 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7287 } 7288 7289 N = pkg.permissionGroups.size(); 7290 r = null; 7291 for (i=0; i<N; i++) { 7292 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7293 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7294 if (cur == null) { 7295 mPermissionGroups.put(pg.info.name, pg); 7296 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7297 if (r == null) { 7298 r = new StringBuilder(256); 7299 } else { 7300 r.append(' '); 7301 } 7302 r.append(pg.info.name); 7303 } 7304 } else { 7305 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7306 + pg.info.packageName + " ignored: original from " 7307 + cur.info.packageName); 7308 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7309 if (r == null) { 7310 r = new StringBuilder(256); 7311 } else { 7312 r.append(' '); 7313 } 7314 r.append("DUP:"); 7315 r.append(pg.info.name); 7316 } 7317 } 7318 } 7319 if (r != null) { 7320 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7321 } 7322 7323 N = pkg.permissions.size(); 7324 r = null; 7325 for (i=0; i<N; i++) { 7326 PackageParser.Permission p = pkg.permissions.get(i); 7327 7328 // Assume by default that we did not install this permission into the system. 7329 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7330 7331 // Now that permission groups have a special meaning, we ignore permission 7332 // groups for legacy apps to prevent unexpected behavior. In particular, 7333 // permissions for one app being granted to someone just becuase they happen 7334 // to be in a group defined by another app (before this had no implications). 7335 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7336 p.group = mPermissionGroups.get(p.info.group); 7337 // Warn for a permission in an unknown group. 7338 if (p.info.group != null && p.group == null) { 7339 Slog.w(TAG, "Permission " + p.info.name + " from package " 7340 + p.info.packageName + " in an unknown group " + p.info.group); 7341 } 7342 } 7343 7344 ArrayMap<String, BasePermission> permissionMap = 7345 p.tree ? mSettings.mPermissionTrees 7346 : mSettings.mPermissions; 7347 BasePermission bp = permissionMap.get(p.info.name); 7348 7349 // Allow system apps to redefine non-system permissions 7350 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7351 final boolean currentOwnerIsSystem = (bp.perm != null 7352 && isSystemApp(bp.perm.owner)); 7353 if (isSystemApp(p.owner)) { 7354 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7355 // It's a built-in permission and no owner, take ownership now 7356 bp.packageSetting = pkgSetting; 7357 bp.perm = p; 7358 bp.uid = pkg.applicationInfo.uid; 7359 bp.sourcePackage = p.info.packageName; 7360 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7361 } else if (!currentOwnerIsSystem) { 7362 String msg = "New decl " + p.owner + " of permission " 7363 + p.info.name + " is system; overriding " + bp.sourcePackage; 7364 reportSettingsProblem(Log.WARN, msg); 7365 bp = null; 7366 } 7367 } 7368 } 7369 7370 if (bp == null) { 7371 bp = new BasePermission(p.info.name, p.info.packageName, 7372 BasePermission.TYPE_NORMAL); 7373 permissionMap.put(p.info.name, bp); 7374 } 7375 7376 if (bp.perm == null) { 7377 if (bp.sourcePackage == null 7378 || bp.sourcePackage.equals(p.info.packageName)) { 7379 BasePermission tree = findPermissionTreeLP(p.info.name); 7380 if (tree == null 7381 || tree.sourcePackage.equals(p.info.packageName)) { 7382 bp.packageSetting = pkgSetting; 7383 bp.perm = p; 7384 bp.uid = pkg.applicationInfo.uid; 7385 bp.sourcePackage = p.info.packageName; 7386 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7387 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7388 if (r == null) { 7389 r = new StringBuilder(256); 7390 } else { 7391 r.append(' '); 7392 } 7393 r.append(p.info.name); 7394 } 7395 } else { 7396 Slog.w(TAG, "Permission " + p.info.name + " from package " 7397 + p.info.packageName + " ignored: base tree " 7398 + tree.name + " is from package " 7399 + tree.sourcePackage); 7400 } 7401 } else { 7402 Slog.w(TAG, "Permission " + p.info.name + " from package " 7403 + p.info.packageName + " ignored: original from " 7404 + bp.sourcePackage); 7405 } 7406 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7407 if (r == null) { 7408 r = new StringBuilder(256); 7409 } else { 7410 r.append(' '); 7411 } 7412 r.append("DUP:"); 7413 r.append(p.info.name); 7414 } 7415 if (bp.perm == p) { 7416 bp.protectionLevel = p.info.protectionLevel; 7417 } 7418 } 7419 7420 if (r != null) { 7421 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7422 } 7423 7424 N = pkg.instrumentation.size(); 7425 r = null; 7426 for (i=0; i<N; i++) { 7427 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7428 a.info.packageName = pkg.applicationInfo.packageName; 7429 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7430 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7431 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7432 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7433 a.info.dataDir = pkg.applicationInfo.dataDir; 7434 7435 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7436 // need other information about the application, like the ABI and what not ? 7437 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7438 mInstrumentation.put(a.getComponentName(), a); 7439 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7440 if (r == null) { 7441 r = new StringBuilder(256); 7442 } else { 7443 r.append(' '); 7444 } 7445 r.append(a.info.name); 7446 } 7447 } 7448 if (r != null) { 7449 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7450 } 7451 7452 if (pkg.protectedBroadcasts != null) { 7453 N = pkg.protectedBroadcasts.size(); 7454 for (i=0; i<N; i++) { 7455 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7456 } 7457 } 7458 7459 pkgSetting.setTimeStamp(scanFileTime); 7460 7461 // Create idmap files for pairs of (packages, overlay packages). 7462 // Note: "android", ie framework-res.apk, is handled by native layers. 7463 if (pkg.mOverlayTarget != null) { 7464 // This is an overlay package. 7465 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7466 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7467 mOverlays.put(pkg.mOverlayTarget, 7468 new ArrayMap<String, PackageParser.Package>()); 7469 } 7470 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7471 map.put(pkg.packageName, pkg); 7472 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7473 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7474 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7475 "scanPackageLI failed to createIdmap"); 7476 } 7477 } 7478 } else if (mOverlays.containsKey(pkg.packageName) && 7479 !pkg.packageName.equals("android")) { 7480 // This is a regular package, with one or more known overlay packages. 7481 createIdmapsForPackageLI(pkg); 7482 } 7483 } 7484 7485 return pkg; 7486 } 7487 7488 /** 7489 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7490 * is derived purely on the basis of the contents of {@code scanFile} and 7491 * {@code cpuAbiOverride}. 7492 * 7493 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7494 */ 7495 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7496 String cpuAbiOverride, boolean extractLibs) 7497 throws PackageManagerException { 7498 // TODO: We can probably be smarter about this stuff. For installed apps, 7499 // we can calculate this information at install time once and for all. For 7500 // system apps, we can probably assume that this information doesn't change 7501 // after the first boot scan. As things stand, we do lots of unnecessary work. 7502 7503 // Give ourselves some initial paths; we'll come back for another 7504 // pass once we've determined ABI below. 7505 setNativeLibraryPaths(pkg); 7506 7507 // We would never need to extract libs for forward-locked and external packages, 7508 // since the container service will do it for us. We shouldn't attempt to 7509 // extract libs from system app when it was not updated. 7510 if (pkg.isForwardLocked() || isExternal(pkg) || 7511 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7512 extractLibs = false; 7513 } 7514 7515 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7516 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7517 7518 NativeLibraryHelper.Handle handle = null; 7519 try { 7520 handle = NativeLibraryHelper.Handle.create(scanFile); 7521 // TODO(multiArch): This can be null for apps that didn't go through the 7522 // usual installation process. We can calculate it again, like we 7523 // do during install time. 7524 // 7525 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7526 // unnecessary. 7527 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7528 7529 // Null out the abis so that they can be recalculated. 7530 pkg.applicationInfo.primaryCpuAbi = null; 7531 pkg.applicationInfo.secondaryCpuAbi = null; 7532 if (isMultiArch(pkg.applicationInfo)) { 7533 // Warn if we've set an abiOverride for multi-lib packages.. 7534 // By definition, we need to copy both 32 and 64 bit libraries for 7535 // such packages. 7536 if (pkg.cpuAbiOverride != null 7537 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7538 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7539 } 7540 7541 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7542 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7543 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7544 if (extractLibs) { 7545 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7546 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7547 useIsaSpecificSubdirs); 7548 } else { 7549 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7550 } 7551 } 7552 7553 maybeThrowExceptionForMultiArchCopy( 7554 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7555 7556 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7557 if (extractLibs) { 7558 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7559 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7560 useIsaSpecificSubdirs); 7561 } else { 7562 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7563 } 7564 } 7565 7566 maybeThrowExceptionForMultiArchCopy( 7567 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7568 7569 if (abi64 >= 0) { 7570 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7571 } 7572 7573 if (abi32 >= 0) { 7574 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7575 if (abi64 >= 0) { 7576 pkg.applicationInfo.secondaryCpuAbi = abi; 7577 } else { 7578 pkg.applicationInfo.primaryCpuAbi = abi; 7579 } 7580 } 7581 } else { 7582 String[] abiList = (cpuAbiOverride != null) ? 7583 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7584 7585 // Enable gross and lame hacks for apps that are built with old 7586 // SDK tools. We must scan their APKs for renderscript bitcode and 7587 // not launch them if it's present. Don't bother checking on devices 7588 // that don't have 64 bit support. 7589 boolean needsRenderScriptOverride = false; 7590 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7591 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7592 abiList = Build.SUPPORTED_32_BIT_ABIS; 7593 needsRenderScriptOverride = true; 7594 } 7595 7596 final int copyRet; 7597 if (extractLibs) { 7598 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7599 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7600 } else { 7601 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7602 } 7603 7604 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7605 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7606 "Error unpackaging native libs for app, errorCode=" + copyRet); 7607 } 7608 7609 if (copyRet >= 0) { 7610 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7611 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7612 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7613 } else if (needsRenderScriptOverride) { 7614 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7615 } 7616 } 7617 } catch (IOException ioe) { 7618 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7619 } finally { 7620 IoUtils.closeQuietly(handle); 7621 } 7622 7623 // Now that we've calculated the ABIs and determined if it's an internal app, 7624 // we will go ahead and populate the nativeLibraryPath. 7625 setNativeLibraryPaths(pkg); 7626 } 7627 7628 /** 7629 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7630 * i.e, so that all packages can be run inside a single process if required. 7631 * 7632 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7633 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7634 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7635 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7636 * updating a package that belongs to a shared user. 7637 * 7638 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7639 * adds unnecessary complexity. 7640 */ 7641 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7642 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7643 String requiredInstructionSet = null; 7644 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7645 requiredInstructionSet = VMRuntime.getInstructionSet( 7646 scannedPackage.applicationInfo.primaryCpuAbi); 7647 } 7648 7649 PackageSetting requirer = null; 7650 for (PackageSetting ps : packagesForUser) { 7651 // If packagesForUser contains scannedPackage, we skip it. This will happen 7652 // when scannedPackage is an update of an existing package. Without this check, 7653 // we will never be able to change the ABI of any package belonging to a shared 7654 // user, even if it's compatible with other packages. 7655 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7656 if (ps.primaryCpuAbiString == null) { 7657 continue; 7658 } 7659 7660 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7661 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7662 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7663 // this but there's not much we can do. 7664 String errorMessage = "Instruction set mismatch, " 7665 + ((requirer == null) ? "[caller]" : requirer) 7666 + " requires " + requiredInstructionSet + " whereas " + ps 7667 + " requires " + instructionSet; 7668 Slog.w(TAG, errorMessage); 7669 } 7670 7671 if (requiredInstructionSet == null) { 7672 requiredInstructionSet = instructionSet; 7673 requirer = ps; 7674 } 7675 } 7676 } 7677 7678 if (requiredInstructionSet != null) { 7679 String adjustedAbi; 7680 if (requirer != null) { 7681 // requirer != null implies that either scannedPackage was null or that scannedPackage 7682 // did not require an ABI, in which case we have to adjust scannedPackage to match 7683 // the ABI of the set (which is the same as requirer's ABI) 7684 adjustedAbi = requirer.primaryCpuAbiString; 7685 if (scannedPackage != null) { 7686 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7687 } 7688 } else { 7689 // requirer == null implies that we're updating all ABIs in the set to 7690 // match scannedPackage. 7691 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7692 } 7693 7694 for (PackageSetting ps : packagesForUser) { 7695 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7696 if (ps.primaryCpuAbiString != null) { 7697 continue; 7698 } 7699 7700 ps.primaryCpuAbiString = adjustedAbi; 7701 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7702 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7703 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7704 7705 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7706 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7707 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7708 ps.primaryCpuAbiString = null; 7709 ps.pkg.applicationInfo.primaryCpuAbi = null; 7710 return; 7711 } else { 7712 mInstaller.rmdex(ps.codePathString, 7713 getDexCodeInstructionSet(getPreferredInstructionSet())); 7714 } 7715 } 7716 } 7717 } 7718 } 7719 } 7720 7721 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7722 synchronized (mPackages) { 7723 mResolverReplaced = true; 7724 // Set up information for custom user intent resolution activity. 7725 mResolveActivity.applicationInfo = pkg.applicationInfo; 7726 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7727 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7728 mResolveActivity.processName = pkg.applicationInfo.packageName; 7729 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7730 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7731 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7732 mResolveActivity.theme = 0; 7733 mResolveActivity.exported = true; 7734 mResolveActivity.enabled = true; 7735 mResolveInfo.activityInfo = mResolveActivity; 7736 mResolveInfo.priority = 0; 7737 mResolveInfo.preferredOrder = 0; 7738 mResolveInfo.match = 0; 7739 mResolveComponentName = mCustomResolverComponentName; 7740 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7741 mResolveComponentName); 7742 } 7743 } 7744 7745 private static String calculateBundledApkRoot(final String codePathString) { 7746 final File codePath = new File(codePathString); 7747 final File codeRoot; 7748 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7749 codeRoot = Environment.getRootDirectory(); 7750 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7751 codeRoot = Environment.getOemDirectory(); 7752 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7753 codeRoot = Environment.getVendorDirectory(); 7754 } else { 7755 // Unrecognized code path; take its top real segment as the apk root: 7756 // e.g. /something/app/blah.apk => /something 7757 try { 7758 File f = codePath.getCanonicalFile(); 7759 File parent = f.getParentFile(); // non-null because codePath is a file 7760 File tmp; 7761 while ((tmp = parent.getParentFile()) != null) { 7762 f = parent; 7763 parent = tmp; 7764 } 7765 codeRoot = f; 7766 Slog.w(TAG, "Unrecognized code path " 7767 + codePath + " - using " + codeRoot); 7768 } catch (IOException e) { 7769 // Can't canonicalize the code path -- shenanigans? 7770 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7771 return Environment.getRootDirectory().getPath(); 7772 } 7773 } 7774 return codeRoot.getPath(); 7775 } 7776 7777 /** 7778 * Derive and set the location of native libraries for the given package, 7779 * which varies depending on where and how the package was installed. 7780 */ 7781 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7782 final ApplicationInfo info = pkg.applicationInfo; 7783 final String codePath = pkg.codePath; 7784 final File codeFile = new File(codePath); 7785 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7786 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7787 7788 info.nativeLibraryRootDir = null; 7789 info.nativeLibraryRootRequiresIsa = false; 7790 info.nativeLibraryDir = null; 7791 info.secondaryNativeLibraryDir = null; 7792 7793 if (isApkFile(codeFile)) { 7794 // Monolithic install 7795 if (bundledApp) { 7796 // If "/system/lib64/apkname" exists, assume that is the per-package 7797 // native library directory to use; otherwise use "/system/lib/apkname". 7798 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7799 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7800 getPrimaryInstructionSet(info)); 7801 7802 // This is a bundled system app so choose the path based on the ABI. 7803 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7804 // is just the default path. 7805 final String apkName = deriveCodePathName(codePath); 7806 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7807 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7808 apkName).getAbsolutePath(); 7809 7810 if (info.secondaryCpuAbi != null) { 7811 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7812 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7813 secondaryLibDir, apkName).getAbsolutePath(); 7814 } 7815 } else if (asecApp) { 7816 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7817 .getAbsolutePath(); 7818 } else { 7819 final String apkName = deriveCodePathName(codePath); 7820 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7821 .getAbsolutePath(); 7822 } 7823 7824 info.nativeLibraryRootRequiresIsa = false; 7825 info.nativeLibraryDir = info.nativeLibraryRootDir; 7826 } else { 7827 // Cluster install 7828 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7829 info.nativeLibraryRootRequiresIsa = true; 7830 7831 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7832 getPrimaryInstructionSet(info)).getAbsolutePath(); 7833 7834 if (info.secondaryCpuAbi != null) { 7835 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7836 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7837 } 7838 } 7839 } 7840 7841 /** 7842 * Calculate the abis and roots for a bundled app. These can uniquely 7843 * be determined from the contents of the system partition, i.e whether 7844 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7845 * of this information, and instead assume that the system was built 7846 * sensibly. 7847 */ 7848 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7849 PackageSetting pkgSetting) { 7850 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7851 7852 // If "/system/lib64/apkname" exists, assume that is the per-package 7853 // native library directory to use; otherwise use "/system/lib/apkname". 7854 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7855 setBundledAppAbi(pkg, apkRoot, apkName); 7856 // pkgSetting might be null during rescan following uninstall of updates 7857 // to a bundled app, so accommodate that possibility. The settings in 7858 // that case will be established later from the parsed package. 7859 // 7860 // If the settings aren't null, sync them up with what we've just derived. 7861 // note that apkRoot isn't stored in the package settings. 7862 if (pkgSetting != null) { 7863 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7864 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7865 } 7866 } 7867 7868 /** 7869 * Deduces the ABI of a bundled app and sets the relevant fields on the 7870 * parsed pkg object. 7871 * 7872 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7873 * under which system libraries are installed. 7874 * @param apkName the name of the installed package. 7875 */ 7876 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7877 final File codeFile = new File(pkg.codePath); 7878 7879 final boolean has64BitLibs; 7880 final boolean has32BitLibs; 7881 if (isApkFile(codeFile)) { 7882 // Monolithic install 7883 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7884 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7885 } else { 7886 // Cluster install 7887 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7888 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7889 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7890 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7891 has64BitLibs = (new File(rootDir, isa)).exists(); 7892 } else { 7893 has64BitLibs = false; 7894 } 7895 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7896 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7897 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7898 has32BitLibs = (new File(rootDir, isa)).exists(); 7899 } else { 7900 has32BitLibs = false; 7901 } 7902 } 7903 7904 if (has64BitLibs && !has32BitLibs) { 7905 // The package has 64 bit libs, but not 32 bit libs. Its primary 7906 // ABI should be 64 bit. We can safely assume here that the bundled 7907 // native libraries correspond to the most preferred ABI in the list. 7908 7909 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7910 pkg.applicationInfo.secondaryCpuAbi = null; 7911 } else if (has32BitLibs && !has64BitLibs) { 7912 // The package has 32 bit libs but not 64 bit libs. Its primary 7913 // ABI should be 32 bit. 7914 7915 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7916 pkg.applicationInfo.secondaryCpuAbi = null; 7917 } else if (has32BitLibs && has64BitLibs) { 7918 // The application has both 64 and 32 bit bundled libraries. We check 7919 // here that the app declares multiArch support, and warn if it doesn't. 7920 // 7921 // We will be lenient here and record both ABIs. The primary will be the 7922 // ABI that's higher on the list, i.e, a device that's configured to prefer 7923 // 64 bit apps will see a 64 bit primary ABI, 7924 7925 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7926 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7927 } 7928 7929 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7930 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7931 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7932 } else { 7933 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7934 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7935 } 7936 } else { 7937 pkg.applicationInfo.primaryCpuAbi = null; 7938 pkg.applicationInfo.secondaryCpuAbi = null; 7939 } 7940 } 7941 7942 private void killApplication(String pkgName, int appId, String reason) { 7943 // Request the ActivityManager to kill the process(only for existing packages) 7944 // so that we do not end up in a confused state while the user is still using the older 7945 // version of the application while the new one gets installed. 7946 IActivityManager am = ActivityManagerNative.getDefault(); 7947 if (am != null) { 7948 try { 7949 am.killApplicationWithAppId(pkgName, appId, reason); 7950 } catch (RemoteException e) { 7951 } 7952 } 7953 } 7954 7955 void removePackageLI(PackageSetting ps, boolean chatty) { 7956 if (DEBUG_INSTALL) { 7957 if (chatty) 7958 Log.d(TAG, "Removing package " + ps.name); 7959 } 7960 7961 // writer 7962 synchronized (mPackages) { 7963 mPackages.remove(ps.name); 7964 final PackageParser.Package pkg = ps.pkg; 7965 if (pkg != null) { 7966 cleanPackageDataStructuresLILPw(pkg, chatty); 7967 } 7968 } 7969 } 7970 7971 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7972 if (DEBUG_INSTALL) { 7973 if (chatty) 7974 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7975 } 7976 7977 // writer 7978 synchronized (mPackages) { 7979 mPackages.remove(pkg.applicationInfo.packageName); 7980 cleanPackageDataStructuresLILPw(pkg, chatty); 7981 } 7982 } 7983 7984 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7985 int N = pkg.providers.size(); 7986 StringBuilder r = null; 7987 int i; 7988 for (i=0; i<N; i++) { 7989 PackageParser.Provider p = pkg.providers.get(i); 7990 mProviders.removeProvider(p); 7991 if (p.info.authority == null) { 7992 7993 /* There was another ContentProvider with this authority when 7994 * this app was installed so this authority is null, 7995 * Ignore it as we don't have to unregister the provider. 7996 */ 7997 continue; 7998 } 7999 String names[] = p.info.authority.split(";"); 8000 for (int j = 0; j < names.length; j++) { 8001 if (mProvidersByAuthority.get(names[j]) == p) { 8002 mProvidersByAuthority.remove(names[j]); 8003 if (DEBUG_REMOVE) { 8004 if (chatty) 8005 Log.d(TAG, "Unregistered content provider: " + names[j] 8006 + ", className = " + p.info.name + ", isSyncable = " 8007 + p.info.isSyncable); 8008 } 8009 } 8010 } 8011 if (DEBUG_REMOVE && chatty) { 8012 if (r == null) { 8013 r = new StringBuilder(256); 8014 } else { 8015 r.append(' '); 8016 } 8017 r.append(p.info.name); 8018 } 8019 } 8020 if (r != null) { 8021 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8022 } 8023 8024 N = pkg.services.size(); 8025 r = null; 8026 for (i=0; i<N; i++) { 8027 PackageParser.Service s = pkg.services.get(i); 8028 mServices.removeService(s); 8029 if (chatty) { 8030 if (r == null) { 8031 r = new StringBuilder(256); 8032 } else { 8033 r.append(' '); 8034 } 8035 r.append(s.info.name); 8036 } 8037 } 8038 if (r != null) { 8039 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8040 } 8041 8042 N = pkg.receivers.size(); 8043 r = null; 8044 for (i=0; i<N; i++) { 8045 PackageParser.Activity a = pkg.receivers.get(i); 8046 mReceivers.removeActivity(a, "receiver"); 8047 if (DEBUG_REMOVE && chatty) { 8048 if (r == null) { 8049 r = new StringBuilder(256); 8050 } else { 8051 r.append(' '); 8052 } 8053 r.append(a.info.name); 8054 } 8055 } 8056 if (r != null) { 8057 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8058 } 8059 8060 N = pkg.activities.size(); 8061 r = null; 8062 for (i=0; i<N; i++) { 8063 PackageParser.Activity a = pkg.activities.get(i); 8064 mActivities.removeActivity(a, "activity"); 8065 if (DEBUG_REMOVE && chatty) { 8066 if (r == null) { 8067 r = new StringBuilder(256); 8068 } else { 8069 r.append(' '); 8070 } 8071 r.append(a.info.name); 8072 } 8073 } 8074 if (r != null) { 8075 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8076 } 8077 8078 N = pkg.permissions.size(); 8079 r = null; 8080 for (i=0; i<N; i++) { 8081 PackageParser.Permission p = pkg.permissions.get(i); 8082 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8083 if (bp == null) { 8084 bp = mSettings.mPermissionTrees.get(p.info.name); 8085 } 8086 if (bp != null && bp.perm == p) { 8087 bp.perm = null; 8088 if (DEBUG_REMOVE && chatty) { 8089 if (r == null) { 8090 r = new StringBuilder(256); 8091 } else { 8092 r.append(' '); 8093 } 8094 r.append(p.info.name); 8095 } 8096 } 8097 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8098 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8099 if (appOpPerms != null) { 8100 appOpPerms.remove(pkg.packageName); 8101 } 8102 } 8103 } 8104 if (r != null) { 8105 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8106 } 8107 8108 N = pkg.requestedPermissions.size(); 8109 r = null; 8110 for (i=0; i<N; i++) { 8111 String perm = pkg.requestedPermissions.get(i); 8112 BasePermission bp = mSettings.mPermissions.get(perm); 8113 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8114 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8115 if (appOpPerms != null) { 8116 appOpPerms.remove(pkg.packageName); 8117 if (appOpPerms.isEmpty()) { 8118 mAppOpPermissionPackages.remove(perm); 8119 } 8120 } 8121 } 8122 } 8123 if (r != null) { 8124 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8125 } 8126 8127 N = pkg.instrumentation.size(); 8128 r = null; 8129 for (i=0; i<N; i++) { 8130 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8131 mInstrumentation.remove(a.getComponentName()); 8132 if (DEBUG_REMOVE && chatty) { 8133 if (r == null) { 8134 r = new StringBuilder(256); 8135 } else { 8136 r.append(' '); 8137 } 8138 r.append(a.info.name); 8139 } 8140 } 8141 if (r != null) { 8142 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8143 } 8144 8145 r = null; 8146 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8147 // Only system apps can hold shared libraries. 8148 if (pkg.libraryNames != null) { 8149 for (i=0; i<pkg.libraryNames.size(); i++) { 8150 String name = pkg.libraryNames.get(i); 8151 SharedLibraryEntry cur = mSharedLibraries.get(name); 8152 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8153 mSharedLibraries.remove(name); 8154 if (DEBUG_REMOVE && chatty) { 8155 if (r == null) { 8156 r = new StringBuilder(256); 8157 } else { 8158 r.append(' '); 8159 } 8160 r.append(name); 8161 } 8162 } 8163 } 8164 } 8165 } 8166 if (r != null) { 8167 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8168 } 8169 } 8170 8171 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8172 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8173 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8174 return true; 8175 } 8176 } 8177 return false; 8178 } 8179 8180 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8181 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8182 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8183 8184 private void updatePermissionsLPw(String changingPkg, 8185 PackageParser.Package pkgInfo, int flags) { 8186 // Make sure there are no dangling permission trees. 8187 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8188 while (it.hasNext()) { 8189 final BasePermission bp = it.next(); 8190 if (bp.packageSetting == null) { 8191 // We may not yet have parsed the package, so just see if 8192 // we still know about its settings. 8193 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8194 } 8195 if (bp.packageSetting == null) { 8196 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8197 + " from package " + bp.sourcePackage); 8198 it.remove(); 8199 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8200 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8201 Slog.i(TAG, "Removing old permission tree: " + bp.name 8202 + " from package " + bp.sourcePackage); 8203 flags |= UPDATE_PERMISSIONS_ALL; 8204 it.remove(); 8205 } 8206 } 8207 } 8208 8209 // Make sure all dynamic permissions have been assigned to a package, 8210 // and make sure there are no dangling permissions. 8211 it = mSettings.mPermissions.values().iterator(); 8212 while (it.hasNext()) { 8213 final BasePermission bp = it.next(); 8214 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8215 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8216 + bp.name + " pkg=" + bp.sourcePackage 8217 + " info=" + bp.pendingInfo); 8218 if (bp.packageSetting == null && bp.pendingInfo != null) { 8219 final BasePermission tree = findPermissionTreeLP(bp.name); 8220 if (tree != null && tree.perm != null) { 8221 bp.packageSetting = tree.packageSetting; 8222 bp.perm = new PackageParser.Permission(tree.perm.owner, 8223 new PermissionInfo(bp.pendingInfo)); 8224 bp.perm.info.packageName = tree.perm.info.packageName; 8225 bp.perm.info.name = bp.name; 8226 bp.uid = tree.uid; 8227 } 8228 } 8229 } 8230 if (bp.packageSetting == null) { 8231 // We may not yet have parsed the package, so just see if 8232 // we still know about its settings. 8233 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8234 } 8235 if (bp.packageSetting == null) { 8236 Slog.w(TAG, "Removing dangling permission: " + bp.name 8237 + " from package " + bp.sourcePackage); 8238 it.remove(); 8239 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8240 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8241 Slog.i(TAG, "Removing old permission: " + bp.name 8242 + " from package " + bp.sourcePackage); 8243 flags |= UPDATE_PERMISSIONS_ALL; 8244 it.remove(); 8245 } 8246 } 8247 } 8248 8249 // Now update the permissions for all packages, in particular 8250 // replace the granted permissions of the system packages. 8251 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8252 for (PackageParser.Package pkg : mPackages.values()) { 8253 if (pkg != pkgInfo) { 8254 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8255 changingPkg); 8256 } 8257 } 8258 } 8259 8260 if (pkgInfo != null) { 8261 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8262 } 8263 } 8264 8265 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8266 String packageOfInterest) { 8267 // IMPORTANT: There are two types of permissions: install and runtime. 8268 // Install time permissions are granted when the app is installed to 8269 // all device users and users added in the future. Runtime permissions 8270 // are granted at runtime explicitly to specific users. Normal and signature 8271 // protected permissions are install time permissions. Dangerous permissions 8272 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8273 // otherwise they are runtime permissions. This function does not manage 8274 // runtime permissions except for the case an app targeting Lollipop MR1 8275 // being upgraded to target a newer SDK, in which case dangerous permissions 8276 // are transformed from install time to runtime ones. 8277 8278 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8279 if (ps == null) { 8280 return; 8281 } 8282 8283 PermissionsState permissionsState = ps.getPermissionsState(); 8284 PermissionsState origPermissions = permissionsState; 8285 8286 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8287 8288 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8289 8290 boolean changedInstallPermission = false; 8291 8292 if (replace) { 8293 ps.installPermissionsFixed = false; 8294 if (!ps.isSharedUser()) { 8295 origPermissions = new PermissionsState(permissionsState); 8296 permissionsState.reset(); 8297 } 8298 } 8299 8300 permissionsState.setGlobalGids(mGlobalGids); 8301 8302 final int N = pkg.requestedPermissions.size(); 8303 for (int i=0; i<N; i++) { 8304 final String name = pkg.requestedPermissions.get(i); 8305 final BasePermission bp = mSettings.mPermissions.get(name); 8306 8307 if (DEBUG_INSTALL) { 8308 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8309 } 8310 8311 if (bp == null || bp.packageSetting == null) { 8312 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8313 Slog.w(TAG, "Unknown permission " + name 8314 + " in package " + pkg.packageName); 8315 } 8316 continue; 8317 } 8318 8319 final String perm = bp.name; 8320 boolean allowedSig = false; 8321 int grant = GRANT_DENIED; 8322 8323 // Keep track of app op permissions. 8324 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8325 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8326 if (pkgs == null) { 8327 pkgs = new ArraySet<>(); 8328 mAppOpPermissionPackages.put(bp.name, pkgs); 8329 } 8330 pkgs.add(pkg.packageName); 8331 } 8332 8333 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8334 switch (level) { 8335 case PermissionInfo.PROTECTION_NORMAL: { 8336 // For all apps normal permissions are install time ones. 8337 grant = GRANT_INSTALL; 8338 } break; 8339 8340 case PermissionInfo.PROTECTION_DANGEROUS: { 8341 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8342 // For legacy apps dangerous permissions are install time ones. 8343 grant = GRANT_INSTALL_LEGACY; 8344 } else if (origPermissions.hasInstallPermission(bp.name)) { 8345 // For legacy apps that became modern, install becomes runtime. 8346 grant = GRANT_UPGRADE; 8347 } else { 8348 // For modern apps keep runtime permissions unchanged. 8349 grant = GRANT_RUNTIME; 8350 } 8351 } break; 8352 8353 case PermissionInfo.PROTECTION_SIGNATURE: { 8354 // For all apps signature permissions are install time ones. 8355 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8356 if (allowedSig) { 8357 grant = GRANT_INSTALL; 8358 } 8359 } break; 8360 } 8361 8362 if (DEBUG_INSTALL) { 8363 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8364 } 8365 8366 if (grant != GRANT_DENIED) { 8367 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8368 // If this is an existing, non-system package, then 8369 // we can't add any new permissions to it. 8370 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8371 // Except... if this is a permission that was added 8372 // to the platform (note: need to only do this when 8373 // updating the platform). 8374 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8375 grant = GRANT_DENIED; 8376 } 8377 } 8378 } 8379 8380 switch (grant) { 8381 case GRANT_INSTALL: { 8382 // Revoke this as runtime permission to handle the case of 8383 // a runtime permission being downgraded to an install one. 8384 for (int userId : UserManagerService.getInstance().getUserIds()) { 8385 if (origPermissions.getRuntimePermissionState( 8386 bp.name, userId) != null) { 8387 // Revoke the runtime permission and clear the flags. 8388 origPermissions.revokeRuntimePermission(bp, userId); 8389 origPermissions.updatePermissionFlags(bp, userId, 8390 PackageManager.MASK_PERMISSION_FLAGS, 0); 8391 // If we revoked a permission permission, we have to write. 8392 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8393 changedRuntimePermissionUserIds, userId); 8394 } 8395 } 8396 // Grant an install permission. 8397 if (permissionsState.grantInstallPermission(bp) != 8398 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8399 changedInstallPermission = true; 8400 } 8401 } break; 8402 8403 case GRANT_INSTALL_LEGACY: { 8404 // Grant an install permission. 8405 if (permissionsState.grantInstallPermission(bp) != 8406 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8407 changedInstallPermission = true; 8408 } 8409 } break; 8410 8411 case GRANT_RUNTIME: { 8412 // Grant previously granted runtime permissions. 8413 for (int userId : UserManagerService.getInstance().getUserIds()) { 8414 PermissionState permissionState = origPermissions 8415 .getRuntimePermissionState(bp.name, userId); 8416 final int flags = permissionState != null 8417 ? permissionState.getFlags() : 0; 8418 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8419 if (permissionsState.grantRuntimePermission(bp, userId) == 8420 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8421 // If we cannot put the permission as it was, we have to write. 8422 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8423 changedRuntimePermissionUserIds, userId); 8424 } 8425 } 8426 // Propagate the permission flags. 8427 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8428 } 8429 } break; 8430 8431 case GRANT_UPGRADE: { 8432 // Grant runtime permissions for a previously held install permission. 8433 PermissionState permissionState = origPermissions 8434 .getInstallPermissionState(bp.name); 8435 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8436 8437 if (origPermissions.revokeInstallPermission(bp) 8438 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8439 // We will be transferring the permission flags, so clear them. 8440 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8441 PackageManager.MASK_PERMISSION_FLAGS, 0); 8442 changedInstallPermission = true; 8443 } 8444 8445 // If the permission is not to be promoted to runtime we ignore it and 8446 // also its other flags as they are not applicable to install permissions. 8447 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8448 for (int userId : currentUserIds) { 8449 if (permissionsState.grantRuntimePermission(bp, userId) != 8450 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8451 // Transfer the permission flags. 8452 permissionsState.updatePermissionFlags(bp, userId, 8453 flags, flags); 8454 // If we granted the permission, we have to write. 8455 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8456 changedRuntimePermissionUserIds, userId); 8457 } 8458 } 8459 } 8460 } break; 8461 8462 default: { 8463 if (packageOfInterest == null 8464 || packageOfInterest.equals(pkg.packageName)) { 8465 Slog.w(TAG, "Not granting permission " + perm 8466 + " to package " + pkg.packageName 8467 + " because it was previously installed without"); 8468 } 8469 } break; 8470 } 8471 } else { 8472 if (permissionsState.revokeInstallPermission(bp) != 8473 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8474 // Also drop the permission flags. 8475 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8476 PackageManager.MASK_PERMISSION_FLAGS, 0); 8477 changedInstallPermission = true; 8478 Slog.i(TAG, "Un-granting permission " + perm 8479 + " from package " + pkg.packageName 8480 + " (protectionLevel=" + bp.protectionLevel 8481 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8482 + ")"); 8483 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8484 // Don't print warning for app op permissions, since it is fine for them 8485 // not to be granted, there is a UI for the user to decide. 8486 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8487 Slog.w(TAG, "Not granting permission " + perm 8488 + " to package " + pkg.packageName 8489 + " (protectionLevel=" + bp.protectionLevel 8490 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8491 + ")"); 8492 } 8493 } 8494 } 8495 } 8496 8497 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8498 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8499 // This is the first that we have heard about this package, so the 8500 // permissions we have now selected are fixed until explicitly 8501 // changed. 8502 ps.installPermissionsFixed = true; 8503 } 8504 8505 // Persist the runtime permissions state for users with changes. 8506 for (int userId : changedRuntimePermissionUserIds) { 8507 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8508 } 8509 } 8510 8511 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8512 boolean allowed = false; 8513 final int NP = PackageParser.NEW_PERMISSIONS.length; 8514 for (int ip=0; ip<NP; ip++) { 8515 final PackageParser.NewPermissionInfo npi 8516 = PackageParser.NEW_PERMISSIONS[ip]; 8517 if (npi.name.equals(perm) 8518 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8519 allowed = true; 8520 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8521 + pkg.packageName); 8522 break; 8523 } 8524 } 8525 return allowed; 8526 } 8527 8528 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8529 BasePermission bp, PermissionsState origPermissions) { 8530 boolean allowed; 8531 allowed = (compareSignatures( 8532 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8533 == PackageManager.SIGNATURE_MATCH) 8534 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8535 == PackageManager.SIGNATURE_MATCH); 8536 if (!allowed && (bp.protectionLevel 8537 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8538 if (isSystemApp(pkg)) { 8539 // For updated system applications, a system permission 8540 // is granted only if it had been defined by the original application. 8541 if (pkg.isUpdatedSystemApp()) { 8542 final PackageSetting sysPs = mSettings 8543 .getDisabledSystemPkgLPr(pkg.packageName); 8544 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8545 // If the original was granted this permission, we take 8546 // that grant decision as read and propagate it to the 8547 // update. 8548 if (sysPs.isPrivileged()) { 8549 allowed = true; 8550 } 8551 } else { 8552 // The system apk may have been updated with an older 8553 // version of the one on the data partition, but which 8554 // granted a new system permission that it didn't have 8555 // before. In this case we do want to allow the app to 8556 // now get the new permission if the ancestral apk is 8557 // privileged to get it. 8558 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8559 for (int j=0; 8560 j<sysPs.pkg.requestedPermissions.size(); j++) { 8561 if (perm.equals( 8562 sysPs.pkg.requestedPermissions.get(j))) { 8563 allowed = true; 8564 break; 8565 } 8566 } 8567 } 8568 } 8569 } else { 8570 allowed = isPrivilegedApp(pkg); 8571 } 8572 } 8573 } 8574 if (!allowed) { 8575 if (!allowed && (bp.protectionLevel 8576 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8577 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8578 // If this was a previously normal/dangerous permission that got moved 8579 // to a system permission as part of the runtime permission redesign, then 8580 // we still want to blindly grant it to old apps. 8581 allowed = true; 8582 } 8583 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8584 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8585 // If this permission is to be granted to the system installer and 8586 // this app is an installer, then it gets the permission. 8587 allowed = true; 8588 } 8589 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8590 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8591 // If this permission is to be granted to the system verifier and 8592 // this app is a verifier, then it gets the permission. 8593 allowed = true; 8594 } 8595 if (!allowed && (bp.protectionLevel 8596 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8597 && isSystemApp(pkg)) { 8598 // Any pre-installed system app is allowed to get this permission. 8599 allowed = true; 8600 } 8601 if (!allowed && (bp.protectionLevel 8602 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8603 // For development permissions, a development permission 8604 // is granted only if it was already granted. 8605 allowed = origPermissions.hasInstallPermission(perm); 8606 } 8607 } 8608 return allowed; 8609 } 8610 8611 final class ActivityIntentResolver 8612 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8613 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8614 boolean defaultOnly, int userId) { 8615 if (!sUserManager.exists(userId)) return null; 8616 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8617 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8618 } 8619 8620 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8621 int userId) { 8622 if (!sUserManager.exists(userId)) return null; 8623 mFlags = flags; 8624 return super.queryIntent(intent, resolvedType, 8625 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8626 } 8627 8628 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8629 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8630 if (!sUserManager.exists(userId)) return null; 8631 if (packageActivities == null) { 8632 return null; 8633 } 8634 mFlags = flags; 8635 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8636 final int N = packageActivities.size(); 8637 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8638 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8639 8640 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8641 for (int i = 0; i < N; ++i) { 8642 intentFilters = packageActivities.get(i).intents; 8643 if (intentFilters != null && intentFilters.size() > 0) { 8644 PackageParser.ActivityIntentInfo[] array = 8645 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8646 intentFilters.toArray(array); 8647 listCut.add(array); 8648 } 8649 } 8650 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8651 } 8652 8653 public final void addActivity(PackageParser.Activity a, String type) { 8654 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8655 mActivities.put(a.getComponentName(), a); 8656 if (DEBUG_SHOW_INFO) 8657 Log.v( 8658 TAG, " " + type + " " + 8659 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8660 if (DEBUG_SHOW_INFO) 8661 Log.v(TAG, " Class=" + a.info.name); 8662 final int NI = a.intents.size(); 8663 for (int j=0; j<NI; j++) { 8664 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8665 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8666 intent.setPriority(0); 8667 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8668 + a.className + " with priority > 0, forcing to 0"); 8669 } 8670 if (DEBUG_SHOW_INFO) { 8671 Log.v(TAG, " IntentFilter:"); 8672 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8673 } 8674 if (!intent.debugCheck()) { 8675 Log.w(TAG, "==> For Activity " + a.info.name); 8676 } 8677 addFilter(intent); 8678 } 8679 } 8680 8681 public final void removeActivity(PackageParser.Activity a, String type) { 8682 mActivities.remove(a.getComponentName()); 8683 if (DEBUG_SHOW_INFO) { 8684 Log.v(TAG, " " + type + " " 8685 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8686 : a.info.name) + ":"); 8687 Log.v(TAG, " Class=" + a.info.name); 8688 } 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 (DEBUG_SHOW_INFO) { 8693 Log.v(TAG, " IntentFilter:"); 8694 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8695 } 8696 removeFilter(intent); 8697 } 8698 } 8699 8700 @Override 8701 protected boolean allowFilterResult( 8702 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8703 ActivityInfo filterAi = filter.activity.info; 8704 for (int i=dest.size()-1; i>=0; i--) { 8705 ActivityInfo destAi = dest.get(i).activityInfo; 8706 if (destAi.name == filterAi.name 8707 && destAi.packageName == filterAi.packageName) { 8708 return false; 8709 } 8710 } 8711 return true; 8712 } 8713 8714 @Override 8715 protected ActivityIntentInfo[] newArray(int size) { 8716 return new ActivityIntentInfo[size]; 8717 } 8718 8719 @Override 8720 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8721 if (!sUserManager.exists(userId)) return true; 8722 PackageParser.Package p = filter.activity.owner; 8723 if (p != null) { 8724 PackageSetting ps = (PackageSetting)p.mExtras; 8725 if (ps != null) { 8726 // System apps are never considered stopped for purposes of 8727 // filtering, because there may be no way for the user to 8728 // actually re-launch them. 8729 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8730 && ps.getStopped(userId); 8731 } 8732 } 8733 return false; 8734 } 8735 8736 @Override 8737 protected boolean isPackageForFilter(String packageName, 8738 PackageParser.ActivityIntentInfo info) { 8739 return packageName.equals(info.activity.owner.packageName); 8740 } 8741 8742 @Override 8743 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8744 int match, int userId) { 8745 if (!sUserManager.exists(userId)) return null; 8746 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8747 return null; 8748 } 8749 final PackageParser.Activity activity = info.activity; 8750 if (mSafeMode && (activity.info.applicationInfo.flags 8751 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8752 return null; 8753 } 8754 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8755 if (ps == null) { 8756 return null; 8757 } 8758 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8759 ps.readUserState(userId), userId); 8760 if (ai == null) { 8761 return null; 8762 } 8763 final ResolveInfo res = new ResolveInfo(); 8764 res.activityInfo = ai; 8765 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8766 res.filter = info; 8767 } 8768 if (info != null) { 8769 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8770 } 8771 res.priority = info.getPriority(); 8772 res.preferredOrder = activity.owner.mPreferredOrder; 8773 //System.out.println("Result: " + res.activityInfo.className + 8774 // " = " + res.priority); 8775 res.match = match; 8776 res.isDefault = info.hasDefault; 8777 res.labelRes = info.labelRes; 8778 res.nonLocalizedLabel = info.nonLocalizedLabel; 8779 if (userNeedsBadging(userId)) { 8780 res.noResourceId = true; 8781 } else { 8782 res.icon = info.icon; 8783 } 8784 res.iconResourceId = info.icon; 8785 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8786 return res; 8787 } 8788 8789 @Override 8790 protected void sortResults(List<ResolveInfo> results) { 8791 Collections.sort(results, mResolvePrioritySorter); 8792 } 8793 8794 @Override 8795 protected void dumpFilter(PrintWriter out, String prefix, 8796 PackageParser.ActivityIntentInfo filter) { 8797 out.print(prefix); out.print( 8798 Integer.toHexString(System.identityHashCode(filter.activity))); 8799 out.print(' '); 8800 filter.activity.printComponentShortName(out); 8801 out.print(" filter "); 8802 out.println(Integer.toHexString(System.identityHashCode(filter))); 8803 } 8804 8805 @Override 8806 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8807 return filter.activity; 8808 } 8809 8810 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8811 PackageParser.Activity activity = (PackageParser.Activity)label; 8812 out.print(prefix); out.print( 8813 Integer.toHexString(System.identityHashCode(activity))); 8814 out.print(' '); 8815 activity.printComponentShortName(out); 8816 if (count > 1) { 8817 out.print(" ("); out.print(count); out.print(" filters)"); 8818 } 8819 out.println(); 8820 } 8821 8822// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8823// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8824// final List<ResolveInfo> retList = Lists.newArrayList(); 8825// while (i.hasNext()) { 8826// final ResolveInfo resolveInfo = i.next(); 8827// if (isEnabledLP(resolveInfo.activityInfo)) { 8828// retList.add(resolveInfo); 8829// } 8830// } 8831// return retList; 8832// } 8833 8834 // Keys are String (activity class name), values are Activity. 8835 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8836 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8837 private int mFlags; 8838 } 8839 8840 private final class ServiceIntentResolver 8841 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8842 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8843 boolean defaultOnly, int userId) { 8844 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8845 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8846 } 8847 8848 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8849 int userId) { 8850 if (!sUserManager.exists(userId)) return null; 8851 mFlags = flags; 8852 return super.queryIntent(intent, resolvedType, 8853 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8854 } 8855 8856 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8857 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8858 if (!sUserManager.exists(userId)) return null; 8859 if (packageServices == null) { 8860 return null; 8861 } 8862 mFlags = flags; 8863 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8864 final int N = packageServices.size(); 8865 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8866 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8867 8868 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8869 for (int i = 0; i < N; ++i) { 8870 intentFilters = packageServices.get(i).intents; 8871 if (intentFilters != null && intentFilters.size() > 0) { 8872 PackageParser.ServiceIntentInfo[] array = 8873 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8874 intentFilters.toArray(array); 8875 listCut.add(array); 8876 } 8877 } 8878 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8879 } 8880 8881 public final void addService(PackageParser.Service s) { 8882 mServices.put(s.getComponentName(), s); 8883 if (DEBUG_SHOW_INFO) { 8884 Log.v(TAG, " " 8885 + (s.info.nonLocalizedLabel != null 8886 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8887 Log.v(TAG, " Class=" + s.info.name); 8888 } 8889 final int NI = s.intents.size(); 8890 int j; 8891 for (j=0; j<NI; j++) { 8892 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8893 if (DEBUG_SHOW_INFO) { 8894 Log.v(TAG, " IntentFilter:"); 8895 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8896 } 8897 if (!intent.debugCheck()) { 8898 Log.w(TAG, "==> For Service " + s.info.name); 8899 } 8900 addFilter(intent); 8901 } 8902 } 8903 8904 public final void removeService(PackageParser.Service s) { 8905 mServices.remove(s.getComponentName()); 8906 if (DEBUG_SHOW_INFO) { 8907 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8908 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8909 Log.v(TAG, " Class=" + s.info.name); 8910 } 8911 final int NI = s.intents.size(); 8912 int j; 8913 for (j=0; j<NI; j++) { 8914 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8915 if (DEBUG_SHOW_INFO) { 8916 Log.v(TAG, " IntentFilter:"); 8917 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8918 } 8919 removeFilter(intent); 8920 } 8921 } 8922 8923 @Override 8924 protected boolean allowFilterResult( 8925 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8926 ServiceInfo filterSi = filter.service.info; 8927 for (int i=dest.size()-1; i>=0; i--) { 8928 ServiceInfo destAi = dest.get(i).serviceInfo; 8929 if (destAi.name == filterSi.name 8930 && destAi.packageName == filterSi.packageName) { 8931 return false; 8932 } 8933 } 8934 return true; 8935 } 8936 8937 @Override 8938 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8939 return new PackageParser.ServiceIntentInfo[size]; 8940 } 8941 8942 @Override 8943 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8944 if (!sUserManager.exists(userId)) return true; 8945 PackageParser.Package p = filter.service.owner; 8946 if (p != null) { 8947 PackageSetting ps = (PackageSetting)p.mExtras; 8948 if (ps != null) { 8949 // System apps are never considered stopped for purposes of 8950 // filtering, because there may be no way for the user to 8951 // actually re-launch them. 8952 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8953 && ps.getStopped(userId); 8954 } 8955 } 8956 return false; 8957 } 8958 8959 @Override 8960 protected boolean isPackageForFilter(String packageName, 8961 PackageParser.ServiceIntentInfo info) { 8962 return packageName.equals(info.service.owner.packageName); 8963 } 8964 8965 @Override 8966 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8967 int match, int userId) { 8968 if (!sUserManager.exists(userId)) return null; 8969 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8970 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8971 return null; 8972 } 8973 final PackageParser.Service service = info.service; 8974 if (mSafeMode && (service.info.applicationInfo.flags 8975 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8976 return null; 8977 } 8978 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8979 if (ps == null) { 8980 return null; 8981 } 8982 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8983 ps.readUserState(userId), userId); 8984 if (si == null) { 8985 return null; 8986 } 8987 final ResolveInfo res = new ResolveInfo(); 8988 res.serviceInfo = si; 8989 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8990 res.filter = filter; 8991 } 8992 res.priority = info.getPriority(); 8993 res.preferredOrder = service.owner.mPreferredOrder; 8994 res.match = match; 8995 res.isDefault = info.hasDefault; 8996 res.labelRes = info.labelRes; 8997 res.nonLocalizedLabel = info.nonLocalizedLabel; 8998 res.icon = info.icon; 8999 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9000 return res; 9001 } 9002 9003 @Override 9004 protected void sortResults(List<ResolveInfo> results) { 9005 Collections.sort(results, mResolvePrioritySorter); 9006 } 9007 9008 @Override 9009 protected void dumpFilter(PrintWriter out, String prefix, 9010 PackageParser.ServiceIntentInfo filter) { 9011 out.print(prefix); out.print( 9012 Integer.toHexString(System.identityHashCode(filter.service))); 9013 out.print(' '); 9014 filter.service.printComponentShortName(out); 9015 out.print(" filter "); 9016 out.println(Integer.toHexString(System.identityHashCode(filter))); 9017 } 9018 9019 @Override 9020 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9021 return filter.service; 9022 } 9023 9024 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9025 PackageParser.Service service = (PackageParser.Service)label; 9026 out.print(prefix); out.print( 9027 Integer.toHexString(System.identityHashCode(service))); 9028 out.print(' '); 9029 service.printComponentShortName(out); 9030 if (count > 1) { 9031 out.print(" ("); out.print(count); out.print(" filters)"); 9032 } 9033 out.println(); 9034 } 9035 9036// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9037// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9038// final List<ResolveInfo> retList = Lists.newArrayList(); 9039// while (i.hasNext()) { 9040// final ResolveInfo resolveInfo = (ResolveInfo) i; 9041// if (isEnabledLP(resolveInfo.serviceInfo)) { 9042// retList.add(resolveInfo); 9043// } 9044// } 9045// return retList; 9046// } 9047 9048 // Keys are String (activity class name), values are Activity. 9049 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9050 = new ArrayMap<ComponentName, PackageParser.Service>(); 9051 private int mFlags; 9052 }; 9053 9054 private final class ProviderIntentResolver 9055 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9056 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9057 boolean defaultOnly, int userId) { 9058 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9059 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9060 } 9061 9062 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9063 int userId) { 9064 if (!sUserManager.exists(userId)) 9065 return null; 9066 mFlags = flags; 9067 return super.queryIntent(intent, resolvedType, 9068 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9069 } 9070 9071 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9072 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9073 if (!sUserManager.exists(userId)) 9074 return null; 9075 if (packageProviders == null) { 9076 return null; 9077 } 9078 mFlags = flags; 9079 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9080 final int N = packageProviders.size(); 9081 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9082 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9083 9084 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9085 for (int i = 0; i < N; ++i) { 9086 intentFilters = packageProviders.get(i).intents; 9087 if (intentFilters != null && intentFilters.size() > 0) { 9088 PackageParser.ProviderIntentInfo[] array = 9089 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9090 intentFilters.toArray(array); 9091 listCut.add(array); 9092 } 9093 } 9094 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9095 } 9096 9097 public final void addProvider(PackageParser.Provider p) { 9098 if (mProviders.containsKey(p.getComponentName())) { 9099 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9100 return; 9101 } 9102 9103 mProviders.put(p.getComponentName(), p); 9104 if (DEBUG_SHOW_INFO) { 9105 Log.v(TAG, " " 9106 + (p.info.nonLocalizedLabel != null 9107 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9108 Log.v(TAG, " Class=" + p.info.name); 9109 } 9110 final int NI = p.intents.size(); 9111 int j; 9112 for (j = 0; j < NI; j++) { 9113 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9114 if (DEBUG_SHOW_INFO) { 9115 Log.v(TAG, " IntentFilter:"); 9116 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9117 } 9118 if (!intent.debugCheck()) { 9119 Log.w(TAG, "==> For Provider " + p.info.name); 9120 } 9121 addFilter(intent); 9122 } 9123 } 9124 9125 public final void removeProvider(PackageParser.Provider p) { 9126 mProviders.remove(p.getComponentName()); 9127 if (DEBUG_SHOW_INFO) { 9128 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9129 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9130 Log.v(TAG, " Class=" + p.info.name); 9131 } 9132 final int NI = p.intents.size(); 9133 int j; 9134 for (j = 0; j < NI; j++) { 9135 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9136 if (DEBUG_SHOW_INFO) { 9137 Log.v(TAG, " IntentFilter:"); 9138 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9139 } 9140 removeFilter(intent); 9141 } 9142 } 9143 9144 @Override 9145 protected boolean allowFilterResult( 9146 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9147 ProviderInfo filterPi = filter.provider.info; 9148 for (int i = dest.size() - 1; i >= 0; i--) { 9149 ProviderInfo destPi = dest.get(i).providerInfo; 9150 if (destPi.name == filterPi.name 9151 && destPi.packageName == filterPi.packageName) { 9152 return false; 9153 } 9154 } 9155 return true; 9156 } 9157 9158 @Override 9159 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9160 return new PackageParser.ProviderIntentInfo[size]; 9161 } 9162 9163 @Override 9164 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9165 if (!sUserManager.exists(userId)) 9166 return true; 9167 PackageParser.Package p = filter.provider.owner; 9168 if (p != null) { 9169 PackageSetting ps = (PackageSetting) p.mExtras; 9170 if (ps != null) { 9171 // System apps are never considered stopped for purposes of 9172 // filtering, because there may be no way for the user to 9173 // actually re-launch them. 9174 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9175 && ps.getStopped(userId); 9176 } 9177 } 9178 return false; 9179 } 9180 9181 @Override 9182 protected boolean isPackageForFilter(String packageName, 9183 PackageParser.ProviderIntentInfo info) { 9184 return packageName.equals(info.provider.owner.packageName); 9185 } 9186 9187 @Override 9188 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9189 int match, int userId) { 9190 if (!sUserManager.exists(userId)) 9191 return null; 9192 final PackageParser.ProviderIntentInfo info = filter; 9193 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9194 return null; 9195 } 9196 final PackageParser.Provider provider = info.provider; 9197 if (mSafeMode && (provider.info.applicationInfo.flags 9198 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9199 return null; 9200 } 9201 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9202 if (ps == null) { 9203 return null; 9204 } 9205 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9206 ps.readUserState(userId), userId); 9207 if (pi == null) { 9208 return null; 9209 } 9210 final ResolveInfo res = new ResolveInfo(); 9211 res.providerInfo = pi; 9212 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9213 res.filter = filter; 9214 } 9215 res.priority = info.getPriority(); 9216 res.preferredOrder = provider.owner.mPreferredOrder; 9217 res.match = match; 9218 res.isDefault = info.hasDefault; 9219 res.labelRes = info.labelRes; 9220 res.nonLocalizedLabel = info.nonLocalizedLabel; 9221 res.icon = info.icon; 9222 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9223 return res; 9224 } 9225 9226 @Override 9227 protected void sortResults(List<ResolveInfo> results) { 9228 Collections.sort(results, mResolvePrioritySorter); 9229 } 9230 9231 @Override 9232 protected void dumpFilter(PrintWriter out, String prefix, 9233 PackageParser.ProviderIntentInfo filter) { 9234 out.print(prefix); 9235 out.print( 9236 Integer.toHexString(System.identityHashCode(filter.provider))); 9237 out.print(' '); 9238 filter.provider.printComponentShortName(out); 9239 out.print(" filter "); 9240 out.println(Integer.toHexString(System.identityHashCode(filter))); 9241 } 9242 9243 @Override 9244 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9245 return filter.provider; 9246 } 9247 9248 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9249 PackageParser.Provider provider = (PackageParser.Provider)label; 9250 out.print(prefix); out.print( 9251 Integer.toHexString(System.identityHashCode(provider))); 9252 out.print(' '); 9253 provider.printComponentShortName(out); 9254 if (count > 1) { 9255 out.print(" ("); out.print(count); out.print(" filters)"); 9256 } 9257 out.println(); 9258 } 9259 9260 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9261 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9262 private int mFlags; 9263 }; 9264 9265 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9266 new Comparator<ResolveInfo>() { 9267 public int compare(ResolveInfo r1, ResolveInfo r2) { 9268 int v1 = r1.priority; 9269 int v2 = r2.priority; 9270 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9271 if (v1 != v2) { 9272 return (v1 > v2) ? -1 : 1; 9273 } 9274 v1 = r1.preferredOrder; 9275 v2 = r2.preferredOrder; 9276 if (v1 != v2) { 9277 return (v1 > v2) ? -1 : 1; 9278 } 9279 if (r1.isDefault != r2.isDefault) { 9280 return r1.isDefault ? -1 : 1; 9281 } 9282 v1 = r1.match; 9283 v2 = r2.match; 9284 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9285 if (v1 != v2) { 9286 return (v1 > v2) ? -1 : 1; 9287 } 9288 if (r1.system != r2.system) { 9289 return r1.system ? -1 : 1; 9290 } 9291 return 0; 9292 } 9293 }; 9294 9295 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9296 new Comparator<ProviderInfo>() { 9297 public int compare(ProviderInfo p1, ProviderInfo p2) { 9298 final int v1 = p1.initOrder; 9299 final int v2 = p2.initOrder; 9300 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9301 } 9302 }; 9303 9304 final void sendPackageBroadcast(final String action, final String pkg, 9305 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9306 final int[] userIds) { 9307 mHandler.post(new Runnable() { 9308 @Override 9309 public void run() { 9310 try { 9311 final IActivityManager am = ActivityManagerNative.getDefault(); 9312 if (am == null) return; 9313 final int[] resolvedUserIds; 9314 if (userIds == null) { 9315 resolvedUserIds = am.getRunningUserIds(); 9316 } else { 9317 resolvedUserIds = userIds; 9318 } 9319 for (int id : resolvedUserIds) { 9320 final Intent intent = new Intent(action, 9321 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9322 if (extras != null) { 9323 intent.putExtras(extras); 9324 } 9325 if (targetPkg != null) { 9326 intent.setPackage(targetPkg); 9327 } 9328 // Modify the UID when posting to other users 9329 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9330 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9331 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9332 intent.putExtra(Intent.EXTRA_UID, uid); 9333 } 9334 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9335 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9336 if (DEBUG_BROADCASTS) { 9337 RuntimeException here = new RuntimeException("here"); 9338 here.fillInStackTrace(); 9339 Slog.d(TAG, "Sending to user " + id + ": " 9340 + intent.toShortString(false, true, false, false) 9341 + " " + intent.getExtras(), here); 9342 } 9343 am.broadcastIntent(null, intent, null, finishedReceiver, 9344 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9345 null, finishedReceiver != null, false, id); 9346 } 9347 } catch (RemoteException ex) { 9348 } 9349 } 9350 }); 9351 } 9352 9353 /** 9354 * Check if the external storage media is available. This is true if there 9355 * is a mounted external storage medium or if the external storage is 9356 * emulated. 9357 */ 9358 private boolean isExternalMediaAvailable() { 9359 return mMediaMounted || Environment.isExternalStorageEmulated(); 9360 } 9361 9362 @Override 9363 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9364 // writer 9365 synchronized (mPackages) { 9366 if (!isExternalMediaAvailable()) { 9367 // If the external storage is no longer mounted at this point, 9368 // the caller may not have been able to delete all of this 9369 // packages files and can not delete any more. Bail. 9370 return null; 9371 } 9372 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9373 if (lastPackage != null) { 9374 pkgs.remove(lastPackage); 9375 } 9376 if (pkgs.size() > 0) { 9377 return pkgs.get(0); 9378 } 9379 } 9380 return null; 9381 } 9382 9383 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9384 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9385 userId, andCode ? 1 : 0, packageName); 9386 if (mSystemReady) { 9387 msg.sendToTarget(); 9388 } else { 9389 if (mPostSystemReadyMessages == null) { 9390 mPostSystemReadyMessages = new ArrayList<>(); 9391 } 9392 mPostSystemReadyMessages.add(msg); 9393 } 9394 } 9395 9396 void startCleaningPackages() { 9397 // reader 9398 synchronized (mPackages) { 9399 if (!isExternalMediaAvailable()) { 9400 return; 9401 } 9402 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9403 return; 9404 } 9405 } 9406 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9407 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9408 IActivityManager am = ActivityManagerNative.getDefault(); 9409 if (am != null) { 9410 try { 9411 am.startService(null, intent, null, mContext.getOpPackageName(), 9412 UserHandle.USER_OWNER); 9413 } catch (RemoteException e) { 9414 } 9415 } 9416 } 9417 9418 @Override 9419 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9420 int installFlags, String installerPackageName, VerificationParams verificationParams, 9421 String packageAbiOverride) { 9422 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9423 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9424 } 9425 9426 @Override 9427 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9428 int installFlags, String installerPackageName, VerificationParams verificationParams, 9429 String packageAbiOverride, int userId) { 9430 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9431 9432 final int callingUid = Binder.getCallingUid(); 9433 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9434 9435 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9436 try { 9437 if (observer != null) { 9438 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9439 } 9440 } catch (RemoteException re) { 9441 } 9442 return; 9443 } 9444 9445 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9446 installFlags |= PackageManager.INSTALL_FROM_ADB; 9447 9448 } else { 9449 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9450 // about installerPackageName. 9451 9452 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9453 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9454 } 9455 9456 UserHandle user; 9457 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9458 user = UserHandle.ALL; 9459 } else { 9460 user = new UserHandle(userId); 9461 } 9462 9463 // Only system components can circumvent runtime permissions when installing. 9464 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9465 && mContext.checkCallingOrSelfPermission(Manifest.permission 9466 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9467 throw new SecurityException("You need the " 9468 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9469 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9470 } 9471 9472 verificationParams.setInstallerUid(callingUid); 9473 9474 final File originFile = new File(originPath); 9475 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9476 9477 final Message msg = mHandler.obtainMessage(INIT_COPY); 9478 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9479 null, verificationParams, user, packageAbiOverride, null); 9480 mHandler.sendMessage(msg); 9481 } 9482 9483 void installStage(String packageName, File stagedDir, String stagedCid, 9484 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9485 String installerPackageName, int installerUid, UserHandle user) { 9486 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9487 params.referrerUri, installerUid, null); 9488 verifParams.setInstallerUid(installerUid); 9489 9490 final OriginInfo origin; 9491 if (stagedDir != null) { 9492 origin = OriginInfo.fromStagedFile(stagedDir); 9493 } else { 9494 origin = OriginInfo.fromStagedContainer(stagedCid); 9495 } 9496 9497 final Message msg = mHandler.obtainMessage(INIT_COPY); 9498 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9499 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9500 params.grantedRuntimePermissions); 9501 mHandler.sendMessage(msg); 9502 } 9503 9504 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9505 Bundle extras = new Bundle(1); 9506 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9507 9508 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9509 packageName, extras, null, null, new int[] {userId}); 9510 try { 9511 IActivityManager am = ActivityManagerNative.getDefault(); 9512 final boolean isSystem = 9513 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9514 if (isSystem && am.isUserRunning(userId, false)) { 9515 // The just-installed/enabled app is bundled on the system, so presumed 9516 // to be able to run automatically without needing an explicit launch. 9517 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9518 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9519 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9520 .setPackage(packageName); 9521 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9522 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9523 } 9524 } catch (RemoteException e) { 9525 // shouldn't happen 9526 Slog.w(TAG, "Unable to bootstrap installed package", e); 9527 } 9528 } 9529 9530 @Override 9531 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9532 int userId) { 9533 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9534 PackageSetting pkgSetting; 9535 final int uid = Binder.getCallingUid(); 9536 enforceCrossUserPermission(uid, userId, true, true, 9537 "setApplicationHiddenSetting for user " + userId); 9538 9539 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9540 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9541 return false; 9542 } 9543 9544 long callingId = Binder.clearCallingIdentity(); 9545 try { 9546 boolean sendAdded = false; 9547 boolean sendRemoved = false; 9548 // writer 9549 synchronized (mPackages) { 9550 pkgSetting = mSettings.mPackages.get(packageName); 9551 if (pkgSetting == null) { 9552 return false; 9553 } 9554 if (pkgSetting.getHidden(userId) != hidden) { 9555 pkgSetting.setHidden(hidden, userId); 9556 mSettings.writePackageRestrictionsLPr(userId); 9557 if (hidden) { 9558 sendRemoved = true; 9559 } else { 9560 sendAdded = true; 9561 } 9562 } 9563 } 9564 if (sendAdded) { 9565 sendPackageAddedForUser(packageName, pkgSetting, userId); 9566 return true; 9567 } 9568 if (sendRemoved) { 9569 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9570 "hiding pkg"); 9571 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9572 } 9573 } finally { 9574 Binder.restoreCallingIdentity(callingId); 9575 } 9576 return false; 9577 } 9578 9579 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9580 int userId) { 9581 final PackageRemovedInfo info = new PackageRemovedInfo(); 9582 info.removedPackage = packageName; 9583 info.removedUsers = new int[] {userId}; 9584 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9585 info.sendBroadcast(false, false, false); 9586 } 9587 9588 /** 9589 * Returns true if application is not found or there was an error. Otherwise it returns 9590 * the hidden state of the package for the given user. 9591 */ 9592 @Override 9593 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9594 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9595 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9596 false, "getApplicationHidden for user " + userId); 9597 PackageSetting pkgSetting; 9598 long callingId = Binder.clearCallingIdentity(); 9599 try { 9600 // writer 9601 synchronized (mPackages) { 9602 pkgSetting = mSettings.mPackages.get(packageName); 9603 if (pkgSetting == null) { 9604 return true; 9605 } 9606 return pkgSetting.getHidden(userId); 9607 } 9608 } finally { 9609 Binder.restoreCallingIdentity(callingId); 9610 } 9611 } 9612 9613 /** 9614 * @hide 9615 */ 9616 @Override 9617 public int installExistingPackageAsUser(String packageName, int userId) { 9618 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9619 null); 9620 PackageSetting pkgSetting; 9621 final int uid = Binder.getCallingUid(); 9622 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9623 + userId); 9624 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9625 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9626 } 9627 9628 long callingId = Binder.clearCallingIdentity(); 9629 try { 9630 boolean sendAdded = false; 9631 9632 // writer 9633 synchronized (mPackages) { 9634 pkgSetting = mSettings.mPackages.get(packageName); 9635 if (pkgSetting == null) { 9636 return PackageManager.INSTALL_FAILED_INVALID_URI; 9637 } 9638 if (!pkgSetting.getInstalled(userId)) { 9639 pkgSetting.setInstalled(true, userId); 9640 pkgSetting.setHidden(false, userId); 9641 mSettings.writePackageRestrictionsLPr(userId); 9642 sendAdded = true; 9643 } 9644 } 9645 9646 if (sendAdded) { 9647 sendPackageAddedForUser(packageName, pkgSetting, userId); 9648 } 9649 } finally { 9650 Binder.restoreCallingIdentity(callingId); 9651 } 9652 9653 return PackageManager.INSTALL_SUCCEEDED; 9654 } 9655 9656 boolean isUserRestricted(int userId, String restrictionKey) { 9657 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9658 if (restrictions.getBoolean(restrictionKey, false)) { 9659 Log.w(TAG, "User is restricted: " + restrictionKey); 9660 return true; 9661 } 9662 return false; 9663 } 9664 9665 @Override 9666 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9667 mContext.enforceCallingOrSelfPermission( 9668 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9669 "Only package verification agents can verify applications"); 9670 9671 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9672 final PackageVerificationResponse response = new PackageVerificationResponse( 9673 verificationCode, Binder.getCallingUid()); 9674 msg.arg1 = id; 9675 msg.obj = response; 9676 mHandler.sendMessage(msg); 9677 } 9678 9679 @Override 9680 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9681 long millisecondsToDelay) { 9682 mContext.enforceCallingOrSelfPermission( 9683 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9684 "Only package verification agents can extend verification timeouts"); 9685 9686 final PackageVerificationState state = mPendingVerification.get(id); 9687 final PackageVerificationResponse response = new PackageVerificationResponse( 9688 verificationCodeAtTimeout, Binder.getCallingUid()); 9689 9690 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9691 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9692 } 9693 if (millisecondsToDelay < 0) { 9694 millisecondsToDelay = 0; 9695 } 9696 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9697 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9698 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9699 } 9700 9701 if ((state != null) && !state.timeoutExtended()) { 9702 state.extendTimeout(); 9703 9704 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9705 msg.arg1 = id; 9706 msg.obj = response; 9707 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9708 } 9709 } 9710 9711 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9712 int verificationCode, UserHandle user) { 9713 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9714 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9715 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9716 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9717 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9718 9719 mContext.sendBroadcastAsUser(intent, user, 9720 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9721 } 9722 9723 private ComponentName matchComponentForVerifier(String packageName, 9724 List<ResolveInfo> receivers) { 9725 ActivityInfo targetReceiver = null; 9726 9727 final int NR = receivers.size(); 9728 for (int i = 0; i < NR; i++) { 9729 final ResolveInfo info = receivers.get(i); 9730 if (info.activityInfo == null) { 9731 continue; 9732 } 9733 9734 if (packageName.equals(info.activityInfo.packageName)) { 9735 targetReceiver = info.activityInfo; 9736 break; 9737 } 9738 } 9739 9740 if (targetReceiver == null) { 9741 return null; 9742 } 9743 9744 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9745 } 9746 9747 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9748 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9749 if (pkgInfo.verifiers.length == 0) { 9750 return null; 9751 } 9752 9753 final int N = pkgInfo.verifiers.length; 9754 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9755 for (int i = 0; i < N; i++) { 9756 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9757 9758 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9759 receivers); 9760 if (comp == null) { 9761 continue; 9762 } 9763 9764 final int verifierUid = getUidForVerifier(verifierInfo); 9765 if (verifierUid == -1) { 9766 continue; 9767 } 9768 9769 if (DEBUG_VERIFY) { 9770 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9771 + " with the correct signature"); 9772 } 9773 sufficientVerifiers.add(comp); 9774 verificationState.addSufficientVerifier(verifierUid); 9775 } 9776 9777 return sufficientVerifiers; 9778 } 9779 9780 private int getUidForVerifier(VerifierInfo verifierInfo) { 9781 synchronized (mPackages) { 9782 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9783 if (pkg == null) { 9784 return -1; 9785 } else if (pkg.mSignatures.length != 1) { 9786 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9787 + " has more than one signature; ignoring"); 9788 return -1; 9789 } 9790 9791 /* 9792 * If the public key of the package's signature does not match 9793 * our expected public key, then this is a different package and 9794 * we should skip. 9795 */ 9796 9797 final byte[] expectedPublicKey; 9798 try { 9799 final Signature verifierSig = pkg.mSignatures[0]; 9800 final PublicKey publicKey = verifierSig.getPublicKey(); 9801 expectedPublicKey = publicKey.getEncoded(); 9802 } catch (CertificateException e) { 9803 return -1; 9804 } 9805 9806 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9807 9808 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9809 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9810 + " does not have the expected public key; ignoring"); 9811 return -1; 9812 } 9813 9814 return pkg.applicationInfo.uid; 9815 } 9816 } 9817 9818 @Override 9819 public void finishPackageInstall(int token) { 9820 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9821 9822 if (DEBUG_INSTALL) { 9823 Slog.v(TAG, "BM finishing package install for " + token); 9824 } 9825 9826 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9827 mHandler.sendMessage(msg); 9828 } 9829 9830 /** 9831 * Get the verification agent timeout. 9832 * 9833 * @return verification timeout in milliseconds 9834 */ 9835 private long getVerificationTimeout() { 9836 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9837 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9838 DEFAULT_VERIFICATION_TIMEOUT); 9839 } 9840 9841 /** 9842 * Get the default verification agent response code. 9843 * 9844 * @return default verification response code 9845 */ 9846 private int getDefaultVerificationResponse() { 9847 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9848 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9849 DEFAULT_VERIFICATION_RESPONSE); 9850 } 9851 9852 /** 9853 * Check whether or not package verification has been enabled. 9854 * 9855 * @return true if verification should be performed 9856 */ 9857 private boolean isVerificationEnabled(int userId, int installFlags) { 9858 if (!DEFAULT_VERIFY_ENABLE) { 9859 return false; 9860 } 9861 9862 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9863 9864 // Check if installing from ADB 9865 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9866 // Do not run verification in a test harness environment 9867 if (ActivityManager.isRunningInTestHarness()) { 9868 return false; 9869 } 9870 if (ensureVerifyAppsEnabled) { 9871 return true; 9872 } 9873 // Check if the developer does not want package verification for ADB installs 9874 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9875 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9876 return false; 9877 } 9878 } 9879 9880 if (ensureVerifyAppsEnabled) { 9881 return true; 9882 } 9883 9884 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9885 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9886 } 9887 9888 @Override 9889 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9890 throws RemoteException { 9891 mContext.enforceCallingOrSelfPermission( 9892 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9893 "Only intentfilter verification agents can verify applications"); 9894 9895 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9896 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9897 Binder.getCallingUid(), verificationCode, failedDomains); 9898 msg.arg1 = id; 9899 msg.obj = response; 9900 mHandler.sendMessage(msg); 9901 } 9902 9903 @Override 9904 public int getIntentVerificationStatus(String packageName, int userId) { 9905 synchronized (mPackages) { 9906 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9907 } 9908 } 9909 9910 @Override 9911 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9912 mContext.enforceCallingOrSelfPermission( 9913 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9914 9915 boolean result = false; 9916 synchronized (mPackages) { 9917 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9918 } 9919 if (result) { 9920 scheduleWritePackageRestrictionsLocked(userId); 9921 } 9922 return result; 9923 } 9924 9925 @Override 9926 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9927 synchronized (mPackages) { 9928 return mSettings.getIntentFilterVerificationsLPr(packageName); 9929 } 9930 } 9931 9932 @Override 9933 public List<IntentFilter> getAllIntentFilters(String packageName) { 9934 if (TextUtils.isEmpty(packageName)) { 9935 return Collections.<IntentFilter>emptyList(); 9936 } 9937 synchronized (mPackages) { 9938 PackageParser.Package pkg = mPackages.get(packageName); 9939 if (pkg == null || pkg.activities == null) { 9940 return Collections.<IntentFilter>emptyList(); 9941 } 9942 final int count = pkg.activities.size(); 9943 ArrayList<IntentFilter> result = new ArrayList<>(); 9944 for (int n=0; n<count; n++) { 9945 PackageParser.Activity activity = pkg.activities.get(n); 9946 if (activity.intents != null || activity.intents.size() > 0) { 9947 result.addAll(activity.intents); 9948 } 9949 } 9950 return result; 9951 } 9952 } 9953 9954 @Override 9955 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9956 mContext.enforceCallingOrSelfPermission( 9957 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9958 9959 synchronized (mPackages) { 9960 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9961 if (packageName != null) { 9962 result |= updateIntentVerificationStatus(packageName, 9963 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9964 userId); 9965 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9966 packageName, userId); 9967 } 9968 return result; 9969 } 9970 } 9971 9972 @Override 9973 public String getDefaultBrowserPackageName(int userId) { 9974 synchronized (mPackages) { 9975 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9976 } 9977 } 9978 9979 /** 9980 * Get the "allow unknown sources" setting. 9981 * 9982 * @return the current "allow unknown sources" setting 9983 */ 9984 private int getUnknownSourcesSettings() { 9985 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9986 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9987 -1); 9988 } 9989 9990 @Override 9991 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9992 final int uid = Binder.getCallingUid(); 9993 // writer 9994 synchronized (mPackages) { 9995 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9996 if (targetPackageSetting == null) { 9997 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9998 } 9999 10000 PackageSetting installerPackageSetting; 10001 if (installerPackageName != null) { 10002 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10003 if (installerPackageSetting == null) { 10004 throw new IllegalArgumentException("Unknown installer package: " 10005 + installerPackageName); 10006 } 10007 } else { 10008 installerPackageSetting = null; 10009 } 10010 10011 Signature[] callerSignature; 10012 Object obj = mSettings.getUserIdLPr(uid); 10013 if (obj != null) { 10014 if (obj instanceof SharedUserSetting) { 10015 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10016 } else if (obj instanceof PackageSetting) { 10017 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10018 } else { 10019 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10020 } 10021 } else { 10022 throw new SecurityException("Unknown calling uid " + uid); 10023 } 10024 10025 // Verify: can't set installerPackageName to a package that is 10026 // not signed with the same cert as the caller. 10027 if (installerPackageSetting != null) { 10028 if (compareSignatures(callerSignature, 10029 installerPackageSetting.signatures.mSignatures) 10030 != PackageManager.SIGNATURE_MATCH) { 10031 throw new SecurityException( 10032 "Caller does not have same cert as new installer package " 10033 + installerPackageName); 10034 } 10035 } 10036 10037 // Verify: if target already has an installer package, it must 10038 // be signed with the same cert as the caller. 10039 if (targetPackageSetting.installerPackageName != null) { 10040 PackageSetting setting = mSettings.mPackages.get( 10041 targetPackageSetting.installerPackageName); 10042 // If the currently set package isn't valid, then it's always 10043 // okay to change it. 10044 if (setting != null) { 10045 if (compareSignatures(callerSignature, 10046 setting.signatures.mSignatures) 10047 != PackageManager.SIGNATURE_MATCH) { 10048 throw new SecurityException( 10049 "Caller does not have same cert as old installer package " 10050 + targetPackageSetting.installerPackageName); 10051 } 10052 } 10053 } 10054 10055 // Okay! 10056 targetPackageSetting.installerPackageName = installerPackageName; 10057 scheduleWriteSettingsLocked(); 10058 } 10059 } 10060 10061 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10062 // Queue up an async operation since the package installation may take a little while. 10063 mHandler.post(new Runnable() { 10064 public void run() { 10065 mHandler.removeCallbacks(this); 10066 // Result object to be returned 10067 PackageInstalledInfo res = new PackageInstalledInfo(); 10068 res.returnCode = currentStatus; 10069 res.uid = -1; 10070 res.pkg = null; 10071 res.removedInfo = new PackageRemovedInfo(); 10072 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10073 args.doPreInstall(res.returnCode); 10074 synchronized (mInstallLock) { 10075 installPackageLI(args, res); 10076 } 10077 args.doPostInstall(res.returnCode, res.uid); 10078 } 10079 10080 // A restore should be performed at this point if (a) the install 10081 // succeeded, (b) the operation is not an update, and (c) the new 10082 // package has not opted out of backup participation. 10083 final boolean update = res.removedInfo.removedPackage != null; 10084 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10085 boolean doRestore = !update 10086 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10087 10088 // Set up the post-install work request bookkeeping. This will be used 10089 // and cleaned up by the post-install event handling regardless of whether 10090 // there's a restore pass performed. Token values are >= 1. 10091 int token; 10092 if (mNextInstallToken < 0) mNextInstallToken = 1; 10093 token = mNextInstallToken++; 10094 10095 PostInstallData data = new PostInstallData(args, res); 10096 mRunningInstalls.put(token, data); 10097 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10098 10099 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10100 // Pass responsibility to the Backup Manager. It will perform a 10101 // restore if appropriate, then pass responsibility back to the 10102 // Package Manager to run the post-install observer callbacks 10103 // and broadcasts. 10104 IBackupManager bm = IBackupManager.Stub.asInterface( 10105 ServiceManager.getService(Context.BACKUP_SERVICE)); 10106 if (bm != null) { 10107 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10108 + " to BM for possible restore"); 10109 try { 10110 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10111 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10112 } else { 10113 doRestore = false; 10114 } 10115 } catch (RemoteException e) { 10116 // can't happen; the backup manager is local 10117 } catch (Exception e) { 10118 Slog.e(TAG, "Exception trying to enqueue restore", e); 10119 doRestore = false; 10120 } 10121 } else { 10122 Slog.e(TAG, "Backup Manager not found!"); 10123 doRestore = false; 10124 } 10125 } 10126 10127 if (!doRestore) { 10128 // No restore possible, or the Backup Manager was mysteriously not 10129 // available -- just fire the post-install work request directly. 10130 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10131 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10132 mHandler.sendMessage(msg); 10133 } 10134 } 10135 }); 10136 } 10137 10138 private abstract class HandlerParams { 10139 private static final int MAX_RETRIES = 4; 10140 10141 /** 10142 * Number of times startCopy() has been attempted and had a non-fatal 10143 * error. 10144 */ 10145 private int mRetries = 0; 10146 10147 /** User handle for the user requesting the information or installation. */ 10148 private final UserHandle mUser; 10149 10150 HandlerParams(UserHandle user) { 10151 mUser = user; 10152 } 10153 10154 UserHandle getUser() { 10155 return mUser; 10156 } 10157 10158 final boolean startCopy() { 10159 boolean res; 10160 try { 10161 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10162 10163 if (++mRetries > MAX_RETRIES) { 10164 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10165 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10166 handleServiceError(); 10167 return false; 10168 } else { 10169 handleStartCopy(); 10170 res = true; 10171 } 10172 } catch (RemoteException e) { 10173 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10174 mHandler.sendEmptyMessage(MCS_RECONNECT); 10175 res = false; 10176 } 10177 handleReturnCode(); 10178 return res; 10179 } 10180 10181 final void serviceError() { 10182 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10183 handleServiceError(); 10184 handleReturnCode(); 10185 } 10186 10187 abstract void handleStartCopy() throws RemoteException; 10188 abstract void handleServiceError(); 10189 abstract void handleReturnCode(); 10190 } 10191 10192 class MeasureParams extends HandlerParams { 10193 private final PackageStats mStats; 10194 private boolean mSuccess; 10195 10196 private final IPackageStatsObserver mObserver; 10197 10198 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10199 super(new UserHandle(stats.userHandle)); 10200 mObserver = observer; 10201 mStats = stats; 10202 } 10203 10204 @Override 10205 public String toString() { 10206 return "MeasureParams{" 10207 + Integer.toHexString(System.identityHashCode(this)) 10208 + " " + mStats.packageName + "}"; 10209 } 10210 10211 @Override 10212 void handleStartCopy() throws RemoteException { 10213 synchronized (mInstallLock) { 10214 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10215 } 10216 10217 if (mSuccess) { 10218 final boolean mounted; 10219 if (Environment.isExternalStorageEmulated()) { 10220 mounted = true; 10221 } else { 10222 final String status = Environment.getExternalStorageState(); 10223 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10224 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10225 } 10226 10227 if (mounted) { 10228 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10229 10230 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10231 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10232 10233 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10234 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10235 10236 // Always subtract cache size, since it's a subdirectory 10237 mStats.externalDataSize -= mStats.externalCacheSize; 10238 10239 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10240 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10241 10242 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10243 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10244 } 10245 } 10246 } 10247 10248 @Override 10249 void handleReturnCode() { 10250 if (mObserver != null) { 10251 try { 10252 mObserver.onGetStatsCompleted(mStats, mSuccess); 10253 } catch (RemoteException e) { 10254 Slog.i(TAG, "Observer no longer exists."); 10255 } 10256 } 10257 } 10258 10259 @Override 10260 void handleServiceError() { 10261 Slog.e(TAG, "Could not measure application " + mStats.packageName 10262 + " external storage"); 10263 } 10264 } 10265 10266 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10267 throws RemoteException { 10268 long result = 0; 10269 for (File path : paths) { 10270 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10271 } 10272 return result; 10273 } 10274 10275 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10276 for (File path : paths) { 10277 try { 10278 mcs.clearDirectory(path.getAbsolutePath()); 10279 } catch (RemoteException e) { 10280 } 10281 } 10282 } 10283 10284 static class OriginInfo { 10285 /** 10286 * Location where install is coming from, before it has been 10287 * copied/renamed into place. This could be a single monolithic APK 10288 * file, or a cluster directory. This location may be untrusted. 10289 */ 10290 final File file; 10291 final String cid; 10292 10293 /** 10294 * Flag indicating that {@link #file} or {@link #cid} has already been 10295 * staged, meaning downstream users don't need to defensively copy the 10296 * contents. 10297 */ 10298 final boolean staged; 10299 10300 /** 10301 * Flag indicating that {@link #file} or {@link #cid} is an already 10302 * installed app that is being moved. 10303 */ 10304 final boolean existing; 10305 10306 final String resolvedPath; 10307 final File resolvedFile; 10308 10309 static OriginInfo fromNothing() { 10310 return new OriginInfo(null, null, false, false); 10311 } 10312 10313 static OriginInfo fromUntrustedFile(File file) { 10314 return new OriginInfo(file, null, false, false); 10315 } 10316 10317 static OriginInfo fromExistingFile(File file) { 10318 return new OriginInfo(file, null, false, true); 10319 } 10320 10321 static OriginInfo fromStagedFile(File file) { 10322 return new OriginInfo(file, null, true, false); 10323 } 10324 10325 static OriginInfo fromStagedContainer(String cid) { 10326 return new OriginInfo(null, cid, true, false); 10327 } 10328 10329 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10330 this.file = file; 10331 this.cid = cid; 10332 this.staged = staged; 10333 this.existing = existing; 10334 10335 if (cid != null) { 10336 resolvedPath = PackageHelper.getSdDir(cid); 10337 resolvedFile = new File(resolvedPath); 10338 } else if (file != null) { 10339 resolvedPath = file.getAbsolutePath(); 10340 resolvedFile = file; 10341 } else { 10342 resolvedPath = null; 10343 resolvedFile = null; 10344 } 10345 } 10346 } 10347 10348 class MoveInfo { 10349 final int moveId; 10350 final String fromUuid; 10351 final String toUuid; 10352 final String packageName; 10353 final String dataAppName; 10354 final int appId; 10355 final String seinfo; 10356 10357 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10358 String dataAppName, int appId, String seinfo) { 10359 this.moveId = moveId; 10360 this.fromUuid = fromUuid; 10361 this.toUuid = toUuid; 10362 this.packageName = packageName; 10363 this.dataAppName = dataAppName; 10364 this.appId = appId; 10365 this.seinfo = seinfo; 10366 } 10367 } 10368 10369 class InstallParams extends HandlerParams { 10370 final OriginInfo origin; 10371 final MoveInfo move; 10372 final IPackageInstallObserver2 observer; 10373 int installFlags; 10374 final String installerPackageName; 10375 final String volumeUuid; 10376 final VerificationParams verificationParams; 10377 private InstallArgs mArgs; 10378 private int mRet; 10379 final String packageAbiOverride; 10380 final String[] grantedRuntimePermissions; 10381 10382 10383 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10384 int installFlags, String installerPackageName, String volumeUuid, 10385 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10386 String[] grantedPermissions) { 10387 super(user); 10388 this.origin = origin; 10389 this.move = move; 10390 this.observer = observer; 10391 this.installFlags = installFlags; 10392 this.installerPackageName = installerPackageName; 10393 this.volumeUuid = volumeUuid; 10394 this.verificationParams = verificationParams; 10395 this.packageAbiOverride = packageAbiOverride; 10396 this.grantedRuntimePermissions = grantedPermissions; 10397 } 10398 10399 @Override 10400 public String toString() { 10401 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10402 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10403 } 10404 10405 public ManifestDigest getManifestDigest() { 10406 if (verificationParams == null) { 10407 return null; 10408 } 10409 return verificationParams.getManifestDigest(); 10410 } 10411 10412 private int installLocationPolicy(PackageInfoLite pkgLite) { 10413 String packageName = pkgLite.packageName; 10414 int installLocation = pkgLite.installLocation; 10415 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10416 // reader 10417 synchronized (mPackages) { 10418 PackageParser.Package pkg = mPackages.get(packageName); 10419 if (pkg != null) { 10420 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10421 // Check for downgrading. 10422 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10423 try { 10424 checkDowngrade(pkg, pkgLite); 10425 } catch (PackageManagerException e) { 10426 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10427 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10428 } 10429 } 10430 // Check for updated system application. 10431 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10432 if (onSd) { 10433 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10434 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10435 } 10436 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10437 } else { 10438 if (onSd) { 10439 // Install flag overrides everything. 10440 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10441 } 10442 // If current upgrade specifies particular preference 10443 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10444 // Application explicitly specified internal. 10445 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10446 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10447 // App explictly prefers external. Let policy decide 10448 } else { 10449 // Prefer previous location 10450 if (isExternal(pkg)) { 10451 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10452 } 10453 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10454 } 10455 } 10456 } else { 10457 // Invalid install. Return error code 10458 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10459 } 10460 } 10461 } 10462 // All the special cases have been taken care of. 10463 // Return result based on recommended install location. 10464 if (onSd) { 10465 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10466 } 10467 return pkgLite.recommendedInstallLocation; 10468 } 10469 10470 /* 10471 * Invoke remote method to get package information and install 10472 * location values. Override install location based on default 10473 * policy if needed and then create install arguments based 10474 * on the install location. 10475 */ 10476 public void handleStartCopy() throws RemoteException { 10477 int ret = PackageManager.INSTALL_SUCCEEDED; 10478 10479 // If we're already staged, we've firmly committed to an install location 10480 if (origin.staged) { 10481 if (origin.file != null) { 10482 installFlags |= PackageManager.INSTALL_INTERNAL; 10483 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10484 } else if (origin.cid != null) { 10485 installFlags |= PackageManager.INSTALL_EXTERNAL; 10486 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10487 } else { 10488 throw new IllegalStateException("Invalid stage location"); 10489 } 10490 } 10491 10492 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10493 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10494 10495 PackageInfoLite pkgLite = null; 10496 10497 if (onInt && onSd) { 10498 // Check if both bits are set. 10499 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10500 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10501 } else { 10502 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10503 packageAbiOverride); 10504 10505 /* 10506 * If we have too little free space, try to free cache 10507 * before giving up. 10508 */ 10509 if (!origin.staged && pkgLite.recommendedInstallLocation 10510 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10511 // TODO: focus freeing disk space on the target device 10512 final StorageManager storage = StorageManager.from(mContext); 10513 final long lowThreshold = storage.getStorageLowBytes( 10514 Environment.getDataDirectory()); 10515 10516 final long sizeBytes = mContainerService.calculateInstalledSize( 10517 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10518 10519 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10520 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10521 installFlags, packageAbiOverride); 10522 } 10523 10524 /* 10525 * The cache free must have deleted the file we 10526 * downloaded to install. 10527 * 10528 * TODO: fix the "freeCache" call to not delete 10529 * the file we care about. 10530 */ 10531 if (pkgLite.recommendedInstallLocation 10532 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10533 pkgLite.recommendedInstallLocation 10534 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10535 } 10536 } 10537 } 10538 10539 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10540 int loc = pkgLite.recommendedInstallLocation; 10541 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10542 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10543 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10544 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10545 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10546 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10547 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10548 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10549 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10550 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10551 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10552 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10553 } else { 10554 // Override with defaults if needed. 10555 loc = installLocationPolicy(pkgLite); 10556 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10557 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10558 } else if (!onSd && !onInt) { 10559 // Override install location with flags 10560 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10561 // Set the flag to install on external media. 10562 installFlags |= PackageManager.INSTALL_EXTERNAL; 10563 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10564 } else { 10565 // Make sure the flag for installing on external 10566 // media is unset 10567 installFlags |= PackageManager.INSTALL_INTERNAL; 10568 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10569 } 10570 } 10571 } 10572 } 10573 10574 final InstallArgs args = createInstallArgs(this); 10575 mArgs = args; 10576 10577 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10578 /* 10579 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10580 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10581 */ 10582 int userIdentifier = getUser().getIdentifier(); 10583 if (userIdentifier == UserHandle.USER_ALL 10584 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10585 userIdentifier = UserHandle.USER_OWNER; 10586 } 10587 10588 /* 10589 * Determine if we have any installed package verifiers. If we 10590 * do, then we'll defer to them to verify the packages. 10591 */ 10592 final int requiredUid = mRequiredVerifierPackage == null ? -1 10593 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10594 if (!origin.existing && requiredUid != -1 10595 && isVerificationEnabled(userIdentifier, installFlags)) { 10596 final Intent verification = new Intent( 10597 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10598 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10599 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10600 PACKAGE_MIME_TYPE); 10601 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10602 10603 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10604 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10605 0 /* TODO: Which userId? */); 10606 10607 if (DEBUG_VERIFY) { 10608 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10609 + verification.toString() + " with " + pkgLite.verifiers.length 10610 + " optional verifiers"); 10611 } 10612 10613 final int verificationId = mPendingVerificationToken++; 10614 10615 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10616 10617 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10618 installerPackageName); 10619 10620 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10621 installFlags); 10622 10623 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10624 pkgLite.packageName); 10625 10626 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10627 pkgLite.versionCode); 10628 10629 if (verificationParams != null) { 10630 if (verificationParams.getVerificationURI() != null) { 10631 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10632 verificationParams.getVerificationURI()); 10633 } 10634 if (verificationParams.getOriginatingURI() != null) { 10635 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10636 verificationParams.getOriginatingURI()); 10637 } 10638 if (verificationParams.getReferrer() != null) { 10639 verification.putExtra(Intent.EXTRA_REFERRER, 10640 verificationParams.getReferrer()); 10641 } 10642 if (verificationParams.getOriginatingUid() >= 0) { 10643 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10644 verificationParams.getOriginatingUid()); 10645 } 10646 if (verificationParams.getInstallerUid() >= 0) { 10647 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10648 verificationParams.getInstallerUid()); 10649 } 10650 } 10651 10652 final PackageVerificationState verificationState = new PackageVerificationState( 10653 requiredUid, args); 10654 10655 mPendingVerification.append(verificationId, verificationState); 10656 10657 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10658 receivers, verificationState); 10659 10660 // Apps installed for "all" users use the device owner to verify the app 10661 UserHandle verifierUser = getUser(); 10662 if (verifierUser == UserHandle.ALL) { 10663 verifierUser = UserHandle.OWNER; 10664 } 10665 10666 /* 10667 * If any sufficient verifiers were listed in the package 10668 * manifest, attempt to ask them. 10669 */ 10670 if (sufficientVerifiers != null) { 10671 final int N = sufficientVerifiers.size(); 10672 if (N == 0) { 10673 Slog.i(TAG, "Additional verifiers required, but none installed."); 10674 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10675 } else { 10676 for (int i = 0; i < N; i++) { 10677 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10678 10679 final Intent sufficientIntent = new Intent(verification); 10680 sufficientIntent.setComponent(verifierComponent); 10681 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10682 } 10683 } 10684 } 10685 10686 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10687 mRequiredVerifierPackage, receivers); 10688 if (ret == PackageManager.INSTALL_SUCCEEDED 10689 && mRequiredVerifierPackage != null) { 10690 /* 10691 * Send the intent to the required verification agent, 10692 * but only start the verification timeout after the 10693 * target BroadcastReceivers have run. 10694 */ 10695 verification.setComponent(requiredVerifierComponent); 10696 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10697 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10698 new BroadcastReceiver() { 10699 @Override 10700 public void onReceive(Context context, Intent intent) { 10701 final Message msg = mHandler 10702 .obtainMessage(CHECK_PENDING_VERIFICATION); 10703 msg.arg1 = verificationId; 10704 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10705 } 10706 }, null, 0, null, null); 10707 10708 /* 10709 * We don't want the copy to proceed until verification 10710 * succeeds, so null out this field. 10711 */ 10712 mArgs = null; 10713 } 10714 } else { 10715 /* 10716 * No package verification is enabled, so immediately start 10717 * the remote call to initiate copy using temporary file. 10718 */ 10719 ret = args.copyApk(mContainerService, true); 10720 } 10721 } 10722 10723 mRet = ret; 10724 } 10725 10726 @Override 10727 void handleReturnCode() { 10728 // If mArgs is null, then MCS couldn't be reached. When it 10729 // reconnects, it will try again to install. At that point, this 10730 // will succeed. 10731 if (mArgs != null) { 10732 processPendingInstall(mArgs, mRet); 10733 } 10734 } 10735 10736 @Override 10737 void handleServiceError() { 10738 mArgs = createInstallArgs(this); 10739 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10740 } 10741 10742 public boolean isForwardLocked() { 10743 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10744 } 10745 } 10746 10747 /** 10748 * Used during creation of InstallArgs 10749 * 10750 * @param installFlags package installation flags 10751 * @return true if should be installed on external storage 10752 */ 10753 private static boolean installOnExternalAsec(int installFlags) { 10754 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10755 return false; 10756 } 10757 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10758 return true; 10759 } 10760 return false; 10761 } 10762 10763 /** 10764 * Used during creation of InstallArgs 10765 * 10766 * @param installFlags package installation flags 10767 * @return true if should be installed as forward locked 10768 */ 10769 private static boolean installForwardLocked(int installFlags) { 10770 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10771 } 10772 10773 private InstallArgs createInstallArgs(InstallParams params) { 10774 if (params.move != null) { 10775 return new MoveInstallArgs(params); 10776 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10777 return new AsecInstallArgs(params); 10778 } else { 10779 return new FileInstallArgs(params); 10780 } 10781 } 10782 10783 /** 10784 * Create args that describe an existing installed package. Typically used 10785 * when cleaning up old installs, or used as a move source. 10786 */ 10787 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10788 String resourcePath, String[] instructionSets) { 10789 final boolean isInAsec; 10790 if (installOnExternalAsec(installFlags)) { 10791 /* Apps on SD card are always in ASEC containers. */ 10792 isInAsec = true; 10793 } else if (installForwardLocked(installFlags) 10794 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10795 /* 10796 * Forward-locked apps are only in ASEC containers if they're the 10797 * new style 10798 */ 10799 isInAsec = true; 10800 } else { 10801 isInAsec = false; 10802 } 10803 10804 if (isInAsec) { 10805 return new AsecInstallArgs(codePath, instructionSets, 10806 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10807 } else { 10808 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10809 } 10810 } 10811 10812 static abstract class InstallArgs { 10813 /** @see InstallParams#origin */ 10814 final OriginInfo origin; 10815 /** @see InstallParams#move */ 10816 final MoveInfo move; 10817 10818 final IPackageInstallObserver2 observer; 10819 // Always refers to PackageManager flags only 10820 final int installFlags; 10821 final String installerPackageName; 10822 final String volumeUuid; 10823 final ManifestDigest manifestDigest; 10824 final UserHandle user; 10825 final String abiOverride; 10826 final String[] installGrantPermissions; 10827 10828 // The list of instruction sets supported by this app. This is currently 10829 // only used during the rmdex() phase to clean up resources. We can get rid of this 10830 // if we move dex files under the common app path. 10831 /* nullable */ String[] instructionSets; 10832 10833 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10834 int installFlags, String installerPackageName, String volumeUuid, 10835 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10836 String abiOverride, String[] installGrantPermissions) { 10837 this.origin = origin; 10838 this.move = move; 10839 this.installFlags = installFlags; 10840 this.observer = observer; 10841 this.installerPackageName = installerPackageName; 10842 this.volumeUuid = volumeUuid; 10843 this.manifestDigest = manifestDigest; 10844 this.user = user; 10845 this.instructionSets = instructionSets; 10846 this.abiOverride = abiOverride; 10847 this.installGrantPermissions = installGrantPermissions; 10848 } 10849 10850 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10851 abstract int doPreInstall(int status); 10852 10853 /** 10854 * Rename package into final resting place. All paths on the given 10855 * scanned package should be updated to reflect the rename. 10856 */ 10857 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10858 abstract int doPostInstall(int status, int uid); 10859 10860 /** @see PackageSettingBase#codePathString */ 10861 abstract String getCodePath(); 10862 /** @see PackageSettingBase#resourcePathString */ 10863 abstract String getResourcePath(); 10864 10865 // Need installer lock especially for dex file removal. 10866 abstract void cleanUpResourcesLI(); 10867 abstract boolean doPostDeleteLI(boolean delete); 10868 10869 /** 10870 * Called before the source arguments are copied. This is used mostly 10871 * for MoveParams when it needs to read the source file to put it in the 10872 * destination. 10873 */ 10874 int doPreCopy() { 10875 return PackageManager.INSTALL_SUCCEEDED; 10876 } 10877 10878 /** 10879 * Called after the source arguments are copied. This is used mostly for 10880 * MoveParams when it needs to read the source file to put it in the 10881 * destination. 10882 * 10883 * @return 10884 */ 10885 int doPostCopy(int uid) { 10886 return PackageManager.INSTALL_SUCCEEDED; 10887 } 10888 10889 protected boolean isFwdLocked() { 10890 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10891 } 10892 10893 protected boolean isExternalAsec() { 10894 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10895 } 10896 10897 UserHandle getUser() { 10898 return user; 10899 } 10900 } 10901 10902 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10903 if (!allCodePaths.isEmpty()) { 10904 if (instructionSets == null) { 10905 throw new IllegalStateException("instructionSet == null"); 10906 } 10907 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10908 for (String codePath : allCodePaths) { 10909 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10910 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10911 if (retCode < 0) { 10912 Slog.w(TAG, "Couldn't remove dex file for package: " 10913 + " at location " + codePath + ", retcode=" + retCode); 10914 // we don't consider this to be a failure of the core package deletion 10915 } 10916 } 10917 } 10918 } 10919 } 10920 10921 /** 10922 * Logic to handle installation of non-ASEC applications, including copying 10923 * and renaming logic. 10924 */ 10925 class FileInstallArgs extends InstallArgs { 10926 private File codeFile; 10927 private File resourceFile; 10928 10929 // Example topology: 10930 // /data/app/com.example/base.apk 10931 // /data/app/com.example/split_foo.apk 10932 // /data/app/com.example/lib/arm/libfoo.so 10933 // /data/app/com.example/lib/arm64/libfoo.so 10934 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10935 10936 /** New install */ 10937 FileInstallArgs(InstallParams params) { 10938 super(params.origin, params.move, params.observer, params.installFlags, 10939 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10940 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 10941 params.grantedRuntimePermissions); 10942 if (isFwdLocked()) { 10943 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10944 } 10945 } 10946 10947 /** Existing install */ 10948 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10949 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10950 null, null); 10951 this.codeFile = (codePath != null) ? new File(codePath) : null; 10952 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10953 } 10954 10955 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10956 if (origin.staged) { 10957 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10958 codeFile = origin.file; 10959 resourceFile = origin.file; 10960 return PackageManager.INSTALL_SUCCEEDED; 10961 } 10962 10963 try { 10964 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10965 codeFile = tempDir; 10966 resourceFile = tempDir; 10967 } catch (IOException e) { 10968 Slog.w(TAG, "Failed to create copy file: " + e); 10969 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10970 } 10971 10972 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10973 @Override 10974 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10975 if (!FileUtils.isValidExtFilename(name)) { 10976 throw new IllegalArgumentException("Invalid filename: " + name); 10977 } 10978 try { 10979 final File file = new File(codeFile, name); 10980 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10981 O_RDWR | O_CREAT, 0644); 10982 Os.chmod(file.getAbsolutePath(), 0644); 10983 return new ParcelFileDescriptor(fd); 10984 } catch (ErrnoException e) { 10985 throw new RemoteException("Failed to open: " + e.getMessage()); 10986 } 10987 } 10988 }; 10989 10990 int ret = PackageManager.INSTALL_SUCCEEDED; 10991 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10992 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10993 Slog.e(TAG, "Failed to copy package"); 10994 return ret; 10995 } 10996 10997 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10998 NativeLibraryHelper.Handle handle = null; 10999 try { 11000 handle = NativeLibraryHelper.Handle.create(codeFile); 11001 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11002 abiOverride); 11003 } catch (IOException e) { 11004 Slog.e(TAG, "Copying native libraries failed", e); 11005 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11006 } finally { 11007 IoUtils.closeQuietly(handle); 11008 } 11009 11010 return ret; 11011 } 11012 11013 int doPreInstall(int status) { 11014 if (status != PackageManager.INSTALL_SUCCEEDED) { 11015 cleanUp(); 11016 } 11017 return status; 11018 } 11019 11020 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11021 if (status != PackageManager.INSTALL_SUCCEEDED) { 11022 cleanUp(); 11023 return false; 11024 } 11025 11026 final File targetDir = codeFile.getParentFile(); 11027 final File beforeCodeFile = codeFile; 11028 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11029 11030 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11031 try { 11032 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11033 } catch (ErrnoException e) { 11034 Slog.w(TAG, "Failed to rename", e); 11035 return false; 11036 } 11037 11038 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11039 Slog.w(TAG, "Failed to restorecon"); 11040 return false; 11041 } 11042 11043 // Reflect the rename internally 11044 codeFile = afterCodeFile; 11045 resourceFile = afterCodeFile; 11046 11047 // Reflect the rename in scanned details 11048 pkg.codePath = afterCodeFile.getAbsolutePath(); 11049 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11050 pkg.baseCodePath); 11051 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11052 pkg.splitCodePaths); 11053 11054 // Reflect the rename in app info 11055 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11056 pkg.applicationInfo.setCodePath(pkg.codePath); 11057 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11058 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11059 pkg.applicationInfo.setResourcePath(pkg.codePath); 11060 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11061 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11062 11063 return true; 11064 } 11065 11066 int doPostInstall(int status, int uid) { 11067 if (status != PackageManager.INSTALL_SUCCEEDED) { 11068 cleanUp(); 11069 } 11070 return status; 11071 } 11072 11073 @Override 11074 String getCodePath() { 11075 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11076 } 11077 11078 @Override 11079 String getResourcePath() { 11080 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11081 } 11082 11083 private boolean cleanUp() { 11084 if (codeFile == null || !codeFile.exists()) { 11085 return false; 11086 } 11087 11088 if (codeFile.isDirectory()) { 11089 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11090 } else { 11091 codeFile.delete(); 11092 } 11093 11094 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11095 resourceFile.delete(); 11096 } 11097 11098 return true; 11099 } 11100 11101 void cleanUpResourcesLI() { 11102 // Try enumerating all code paths before deleting 11103 List<String> allCodePaths = Collections.EMPTY_LIST; 11104 if (codeFile != null && codeFile.exists()) { 11105 try { 11106 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11107 allCodePaths = pkg.getAllCodePaths(); 11108 } catch (PackageParserException e) { 11109 // Ignored; we tried our best 11110 } 11111 } 11112 11113 cleanUp(); 11114 removeDexFiles(allCodePaths, instructionSets); 11115 } 11116 11117 boolean doPostDeleteLI(boolean delete) { 11118 // XXX err, shouldn't we respect the delete flag? 11119 cleanUpResourcesLI(); 11120 return true; 11121 } 11122 } 11123 11124 private boolean isAsecExternal(String cid) { 11125 final String asecPath = PackageHelper.getSdFilesystem(cid); 11126 return !asecPath.startsWith(mAsecInternalPath); 11127 } 11128 11129 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11130 PackageManagerException { 11131 if (copyRet < 0) { 11132 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11133 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11134 throw new PackageManagerException(copyRet, message); 11135 } 11136 } 11137 } 11138 11139 /** 11140 * Extract the MountService "container ID" from the full code path of an 11141 * .apk. 11142 */ 11143 static String cidFromCodePath(String fullCodePath) { 11144 int eidx = fullCodePath.lastIndexOf("/"); 11145 String subStr1 = fullCodePath.substring(0, eidx); 11146 int sidx = subStr1.lastIndexOf("/"); 11147 return subStr1.substring(sidx+1, eidx); 11148 } 11149 11150 /** 11151 * Logic to handle installation of ASEC applications, including copying and 11152 * renaming logic. 11153 */ 11154 class AsecInstallArgs extends InstallArgs { 11155 static final String RES_FILE_NAME = "pkg.apk"; 11156 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11157 11158 String cid; 11159 String packagePath; 11160 String resourcePath; 11161 11162 /** New install */ 11163 AsecInstallArgs(InstallParams params) { 11164 super(params.origin, params.move, params.observer, params.installFlags, 11165 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11166 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11167 params.grantedRuntimePermissions); 11168 } 11169 11170 /** Existing install */ 11171 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11172 boolean isExternal, boolean isForwardLocked) { 11173 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11174 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11175 instructionSets, null, null); 11176 // Hackily pretend we're still looking at a full code path 11177 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11178 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11179 } 11180 11181 // Extract cid from fullCodePath 11182 int eidx = fullCodePath.lastIndexOf("/"); 11183 String subStr1 = fullCodePath.substring(0, eidx); 11184 int sidx = subStr1.lastIndexOf("/"); 11185 cid = subStr1.substring(sidx+1, eidx); 11186 setMountPath(subStr1); 11187 } 11188 11189 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11190 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11191 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11192 instructionSets, null, null); 11193 this.cid = cid; 11194 setMountPath(PackageHelper.getSdDir(cid)); 11195 } 11196 11197 void createCopyFile() { 11198 cid = mInstallerService.allocateExternalStageCidLegacy(); 11199 } 11200 11201 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11202 if (origin.staged) { 11203 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11204 cid = origin.cid; 11205 setMountPath(PackageHelper.getSdDir(cid)); 11206 return PackageManager.INSTALL_SUCCEEDED; 11207 } 11208 11209 if (temp) { 11210 createCopyFile(); 11211 } else { 11212 /* 11213 * Pre-emptively destroy the container since it's destroyed if 11214 * copying fails due to it existing anyway. 11215 */ 11216 PackageHelper.destroySdDir(cid); 11217 } 11218 11219 final String newMountPath = imcs.copyPackageToContainer( 11220 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11221 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11222 11223 if (newMountPath != null) { 11224 setMountPath(newMountPath); 11225 return PackageManager.INSTALL_SUCCEEDED; 11226 } else { 11227 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11228 } 11229 } 11230 11231 @Override 11232 String getCodePath() { 11233 return packagePath; 11234 } 11235 11236 @Override 11237 String getResourcePath() { 11238 return resourcePath; 11239 } 11240 11241 int doPreInstall(int status) { 11242 if (status != PackageManager.INSTALL_SUCCEEDED) { 11243 // Destroy container 11244 PackageHelper.destroySdDir(cid); 11245 } else { 11246 boolean mounted = PackageHelper.isContainerMounted(cid); 11247 if (!mounted) { 11248 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11249 Process.SYSTEM_UID); 11250 if (newMountPath != null) { 11251 setMountPath(newMountPath); 11252 } else { 11253 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11254 } 11255 } 11256 } 11257 return status; 11258 } 11259 11260 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11261 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11262 String newMountPath = null; 11263 if (PackageHelper.isContainerMounted(cid)) { 11264 // Unmount the container 11265 if (!PackageHelper.unMountSdDir(cid)) { 11266 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11267 return false; 11268 } 11269 } 11270 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11271 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11272 " which might be stale. Will try to clean up."); 11273 // Clean up the stale container and proceed to recreate. 11274 if (!PackageHelper.destroySdDir(newCacheId)) { 11275 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11276 return false; 11277 } 11278 // Successfully cleaned up stale container. Try to rename again. 11279 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11280 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11281 + " inspite of cleaning it up."); 11282 return false; 11283 } 11284 } 11285 if (!PackageHelper.isContainerMounted(newCacheId)) { 11286 Slog.w(TAG, "Mounting container " + newCacheId); 11287 newMountPath = PackageHelper.mountSdDir(newCacheId, 11288 getEncryptKey(), Process.SYSTEM_UID); 11289 } else { 11290 newMountPath = PackageHelper.getSdDir(newCacheId); 11291 } 11292 if (newMountPath == null) { 11293 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11294 return false; 11295 } 11296 Log.i(TAG, "Succesfully renamed " + cid + 11297 " to " + newCacheId + 11298 " at new path: " + newMountPath); 11299 cid = newCacheId; 11300 11301 final File beforeCodeFile = new File(packagePath); 11302 setMountPath(newMountPath); 11303 final File afterCodeFile = new File(packagePath); 11304 11305 // Reflect the rename in scanned details 11306 pkg.codePath = afterCodeFile.getAbsolutePath(); 11307 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11308 pkg.baseCodePath); 11309 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11310 pkg.splitCodePaths); 11311 11312 // Reflect the rename in app info 11313 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11314 pkg.applicationInfo.setCodePath(pkg.codePath); 11315 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11316 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11317 pkg.applicationInfo.setResourcePath(pkg.codePath); 11318 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11319 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11320 11321 return true; 11322 } 11323 11324 private void setMountPath(String mountPath) { 11325 final File mountFile = new File(mountPath); 11326 11327 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11328 if (monolithicFile.exists()) { 11329 packagePath = monolithicFile.getAbsolutePath(); 11330 if (isFwdLocked()) { 11331 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11332 } else { 11333 resourcePath = packagePath; 11334 } 11335 } else { 11336 packagePath = mountFile.getAbsolutePath(); 11337 resourcePath = packagePath; 11338 } 11339 } 11340 11341 int doPostInstall(int status, int uid) { 11342 if (status != PackageManager.INSTALL_SUCCEEDED) { 11343 cleanUp(); 11344 } else { 11345 final int groupOwner; 11346 final String protectedFile; 11347 if (isFwdLocked()) { 11348 groupOwner = UserHandle.getSharedAppGid(uid); 11349 protectedFile = RES_FILE_NAME; 11350 } else { 11351 groupOwner = -1; 11352 protectedFile = null; 11353 } 11354 11355 if (uid < Process.FIRST_APPLICATION_UID 11356 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11357 Slog.e(TAG, "Failed to finalize " + cid); 11358 PackageHelper.destroySdDir(cid); 11359 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11360 } 11361 11362 boolean mounted = PackageHelper.isContainerMounted(cid); 11363 if (!mounted) { 11364 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11365 } 11366 } 11367 return status; 11368 } 11369 11370 private void cleanUp() { 11371 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11372 11373 // Destroy secure container 11374 PackageHelper.destroySdDir(cid); 11375 } 11376 11377 private List<String> getAllCodePaths() { 11378 final File codeFile = new File(getCodePath()); 11379 if (codeFile != null && codeFile.exists()) { 11380 try { 11381 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11382 return pkg.getAllCodePaths(); 11383 } catch (PackageParserException e) { 11384 // Ignored; we tried our best 11385 } 11386 } 11387 return Collections.EMPTY_LIST; 11388 } 11389 11390 void cleanUpResourcesLI() { 11391 // Enumerate all code paths before deleting 11392 cleanUpResourcesLI(getAllCodePaths()); 11393 } 11394 11395 private void cleanUpResourcesLI(List<String> allCodePaths) { 11396 cleanUp(); 11397 removeDexFiles(allCodePaths, instructionSets); 11398 } 11399 11400 String getPackageName() { 11401 return getAsecPackageName(cid); 11402 } 11403 11404 boolean doPostDeleteLI(boolean delete) { 11405 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11406 final List<String> allCodePaths = getAllCodePaths(); 11407 boolean mounted = PackageHelper.isContainerMounted(cid); 11408 if (mounted) { 11409 // Unmount first 11410 if (PackageHelper.unMountSdDir(cid)) { 11411 mounted = false; 11412 } 11413 } 11414 if (!mounted && delete) { 11415 cleanUpResourcesLI(allCodePaths); 11416 } 11417 return !mounted; 11418 } 11419 11420 @Override 11421 int doPreCopy() { 11422 if (isFwdLocked()) { 11423 if (!PackageHelper.fixSdPermissions(cid, 11424 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11425 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11426 } 11427 } 11428 11429 return PackageManager.INSTALL_SUCCEEDED; 11430 } 11431 11432 @Override 11433 int doPostCopy(int uid) { 11434 if (isFwdLocked()) { 11435 if (uid < Process.FIRST_APPLICATION_UID 11436 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11437 RES_FILE_NAME)) { 11438 Slog.e(TAG, "Failed to finalize " + cid); 11439 PackageHelper.destroySdDir(cid); 11440 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11441 } 11442 } 11443 11444 return PackageManager.INSTALL_SUCCEEDED; 11445 } 11446 } 11447 11448 /** 11449 * Logic to handle movement of existing installed applications. 11450 */ 11451 class MoveInstallArgs extends InstallArgs { 11452 private File codeFile; 11453 private File resourceFile; 11454 11455 /** New install */ 11456 MoveInstallArgs(InstallParams params) { 11457 super(params.origin, params.move, params.observer, params.installFlags, 11458 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11459 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11460 params.grantedRuntimePermissions); 11461 } 11462 11463 int copyApk(IMediaContainerService imcs, boolean temp) { 11464 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11465 + move.fromUuid + " to " + move.toUuid); 11466 synchronized (mInstaller) { 11467 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11468 move.dataAppName, move.appId, move.seinfo) != 0) { 11469 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11470 } 11471 } 11472 11473 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11474 resourceFile = codeFile; 11475 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11476 11477 return PackageManager.INSTALL_SUCCEEDED; 11478 } 11479 11480 int doPreInstall(int status) { 11481 if (status != PackageManager.INSTALL_SUCCEEDED) { 11482 cleanUp(move.toUuid); 11483 } 11484 return status; 11485 } 11486 11487 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11488 if (status != PackageManager.INSTALL_SUCCEEDED) { 11489 cleanUp(move.toUuid); 11490 return false; 11491 } 11492 11493 // Reflect the move in app info 11494 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11495 pkg.applicationInfo.setCodePath(pkg.codePath); 11496 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11497 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11498 pkg.applicationInfo.setResourcePath(pkg.codePath); 11499 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11500 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11501 11502 return true; 11503 } 11504 11505 int doPostInstall(int status, int uid) { 11506 if (status == PackageManager.INSTALL_SUCCEEDED) { 11507 cleanUp(move.fromUuid); 11508 } else { 11509 cleanUp(move.toUuid); 11510 } 11511 return status; 11512 } 11513 11514 @Override 11515 String getCodePath() { 11516 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11517 } 11518 11519 @Override 11520 String getResourcePath() { 11521 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11522 } 11523 11524 private boolean cleanUp(String volumeUuid) { 11525 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11526 move.dataAppName); 11527 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11528 synchronized (mInstallLock) { 11529 // Clean up both app data and code 11530 removeDataDirsLI(volumeUuid, move.packageName); 11531 if (codeFile.isDirectory()) { 11532 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11533 } else { 11534 codeFile.delete(); 11535 } 11536 } 11537 return true; 11538 } 11539 11540 void cleanUpResourcesLI() { 11541 throw new UnsupportedOperationException(); 11542 } 11543 11544 boolean doPostDeleteLI(boolean delete) { 11545 throw new UnsupportedOperationException(); 11546 } 11547 } 11548 11549 static String getAsecPackageName(String packageCid) { 11550 int idx = packageCid.lastIndexOf("-"); 11551 if (idx == -1) { 11552 return packageCid; 11553 } 11554 return packageCid.substring(0, idx); 11555 } 11556 11557 // Utility method used to create code paths based on package name and available index. 11558 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11559 String idxStr = ""; 11560 int idx = 1; 11561 // Fall back to default value of idx=1 if prefix is not 11562 // part of oldCodePath 11563 if (oldCodePath != null) { 11564 String subStr = oldCodePath; 11565 // Drop the suffix right away 11566 if (suffix != null && subStr.endsWith(suffix)) { 11567 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11568 } 11569 // If oldCodePath already contains prefix find out the 11570 // ending index to either increment or decrement. 11571 int sidx = subStr.lastIndexOf(prefix); 11572 if (sidx != -1) { 11573 subStr = subStr.substring(sidx + prefix.length()); 11574 if (subStr != null) { 11575 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11576 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11577 } 11578 try { 11579 idx = Integer.parseInt(subStr); 11580 if (idx <= 1) { 11581 idx++; 11582 } else { 11583 idx--; 11584 } 11585 } catch(NumberFormatException e) { 11586 } 11587 } 11588 } 11589 } 11590 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11591 return prefix + idxStr; 11592 } 11593 11594 private File getNextCodePath(File targetDir, String packageName) { 11595 int suffix = 1; 11596 File result; 11597 do { 11598 result = new File(targetDir, packageName + "-" + suffix); 11599 suffix++; 11600 } while (result.exists()); 11601 return result; 11602 } 11603 11604 // Utility method that returns the relative package path with respect 11605 // to the installation directory. Like say for /data/data/com.test-1.apk 11606 // string com.test-1 is returned. 11607 static String deriveCodePathName(String codePath) { 11608 if (codePath == null) { 11609 return null; 11610 } 11611 final File codeFile = new File(codePath); 11612 final String name = codeFile.getName(); 11613 if (codeFile.isDirectory()) { 11614 return name; 11615 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11616 final int lastDot = name.lastIndexOf('.'); 11617 return name.substring(0, lastDot); 11618 } else { 11619 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11620 return null; 11621 } 11622 } 11623 11624 class PackageInstalledInfo { 11625 String name; 11626 int uid; 11627 // The set of users that originally had this package installed. 11628 int[] origUsers; 11629 // The set of users that now have this package installed. 11630 int[] newUsers; 11631 PackageParser.Package pkg; 11632 int returnCode; 11633 String returnMsg; 11634 PackageRemovedInfo removedInfo; 11635 11636 public void setError(int code, String msg) { 11637 returnCode = code; 11638 returnMsg = msg; 11639 Slog.w(TAG, msg); 11640 } 11641 11642 public void setError(String msg, PackageParserException e) { 11643 returnCode = e.error; 11644 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11645 Slog.w(TAG, msg, e); 11646 } 11647 11648 public void setError(String msg, PackageManagerException e) { 11649 returnCode = e.error; 11650 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11651 Slog.w(TAG, msg, e); 11652 } 11653 11654 // In some error cases we want to convey more info back to the observer 11655 String origPackage; 11656 String origPermission; 11657 } 11658 11659 /* 11660 * Install a non-existing package. 11661 */ 11662 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11663 UserHandle user, String installerPackageName, String volumeUuid, 11664 PackageInstalledInfo res) { 11665 // Remember this for later, in case we need to rollback this install 11666 String pkgName = pkg.packageName; 11667 11668 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11669 final boolean dataDirExists = Environment 11670 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11671 synchronized(mPackages) { 11672 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11673 // A package with the same name is already installed, though 11674 // it has been renamed to an older name. The package we 11675 // are trying to install should be installed as an update to 11676 // the existing one, but that has not been requested, so bail. 11677 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11678 + " without first uninstalling package running as " 11679 + mSettings.mRenamedPackages.get(pkgName)); 11680 return; 11681 } 11682 if (mPackages.containsKey(pkgName)) { 11683 // Don't allow installation over an existing package with the same name. 11684 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11685 + " without first uninstalling."); 11686 return; 11687 } 11688 } 11689 11690 try { 11691 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11692 System.currentTimeMillis(), user); 11693 11694 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11695 // delete the partially installed application. the data directory will have to be 11696 // restored if it was already existing 11697 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11698 // remove package from internal structures. Note that we want deletePackageX to 11699 // delete the package data and cache directories that it created in 11700 // scanPackageLocked, unless those directories existed before we even tried to 11701 // install. 11702 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11703 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11704 res.removedInfo, true); 11705 } 11706 11707 } catch (PackageManagerException e) { 11708 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11709 } 11710 } 11711 11712 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11713 // Can't rotate keys during boot or if sharedUser. 11714 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11715 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11716 return false; 11717 } 11718 // app is using upgradeKeySets; make sure all are valid 11719 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11720 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11721 for (int i = 0; i < upgradeKeySets.length; i++) { 11722 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11723 Slog.wtf(TAG, "Package " 11724 + (oldPs.name != null ? oldPs.name : "<null>") 11725 + " contains upgrade-key-set reference to unknown key-set: " 11726 + upgradeKeySets[i] 11727 + " reverting to signatures check."); 11728 return false; 11729 } 11730 } 11731 return true; 11732 } 11733 11734 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11735 // Upgrade keysets are being used. Determine if new package has a superset of the 11736 // required keys. 11737 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11738 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11739 for (int i = 0; i < upgradeKeySets.length; i++) { 11740 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11741 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11742 return true; 11743 } 11744 } 11745 return false; 11746 } 11747 11748 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11749 UserHandle user, String installerPackageName, String volumeUuid, 11750 PackageInstalledInfo res) { 11751 final PackageParser.Package oldPackage; 11752 final String pkgName = pkg.packageName; 11753 final int[] allUsers; 11754 final boolean[] perUserInstalled; 11755 final boolean weFroze; 11756 11757 // First find the old package info and check signatures 11758 synchronized(mPackages) { 11759 oldPackage = mPackages.get(pkgName); 11760 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11761 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11762 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11763 if(!checkUpgradeKeySetLP(ps, pkg)) { 11764 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11765 "New package not signed by keys specified by upgrade-keysets: " 11766 + pkgName); 11767 return; 11768 } 11769 } else { 11770 // default to original signature matching 11771 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11772 != PackageManager.SIGNATURE_MATCH) { 11773 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11774 "New package has a different signature: " + pkgName); 11775 return; 11776 } 11777 } 11778 11779 // In case of rollback, remember per-user/profile install state 11780 allUsers = sUserManager.getUserIds(); 11781 perUserInstalled = new boolean[allUsers.length]; 11782 for (int i = 0; i < allUsers.length; i++) { 11783 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11784 } 11785 11786 // Mark the app as frozen to prevent launching during the upgrade 11787 // process, and then kill all running instances 11788 if (!ps.frozen) { 11789 ps.frozen = true; 11790 weFroze = true; 11791 } else { 11792 weFroze = false; 11793 } 11794 } 11795 11796 // Now that we're guarded by frozen state, kill app during upgrade 11797 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11798 11799 try { 11800 boolean sysPkg = (isSystemApp(oldPackage)); 11801 if (sysPkg) { 11802 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11803 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11804 } else { 11805 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11806 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11807 } 11808 } finally { 11809 // Regardless of success or failure of upgrade steps above, always 11810 // unfreeze the package if we froze it 11811 if (weFroze) { 11812 unfreezePackage(pkgName); 11813 } 11814 } 11815 } 11816 11817 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11818 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11819 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11820 String volumeUuid, PackageInstalledInfo res) { 11821 String pkgName = deletedPackage.packageName; 11822 boolean deletedPkg = true; 11823 boolean updatedSettings = false; 11824 11825 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11826 + deletedPackage); 11827 long origUpdateTime; 11828 if (pkg.mExtras != null) { 11829 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11830 } else { 11831 origUpdateTime = 0; 11832 } 11833 11834 // First delete the existing package while retaining the data directory 11835 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11836 res.removedInfo, true)) { 11837 // If the existing package wasn't successfully deleted 11838 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11839 deletedPkg = false; 11840 } else { 11841 // Successfully deleted the old package; proceed with replace. 11842 11843 // If deleted package lived in a container, give users a chance to 11844 // relinquish resources before killing. 11845 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11846 if (DEBUG_INSTALL) { 11847 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11848 } 11849 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11850 final ArrayList<String> pkgList = new ArrayList<String>(1); 11851 pkgList.add(deletedPackage.applicationInfo.packageName); 11852 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11853 } 11854 11855 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11856 try { 11857 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11858 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11859 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11860 perUserInstalled, res, user); 11861 updatedSettings = true; 11862 } catch (PackageManagerException e) { 11863 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11864 } 11865 } 11866 11867 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11868 // remove package from internal structures. Note that we want deletePackageX to 11869 // delete the package data and cache directories that it created in 11870 // scanPackageLocked, unless those directories existed before we even tried to 11871 // install. 11872 if(updatedSettings) { 11873 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11874 deletePackageLI( 11875 pkgName, null, true, allUsers, perUserInstalled, 11876 PackageManager.DELETE_KEEP_DATA, 11877 res.removedInfo, true); 11878 } 11879 // Since we failed to install the new package we need to restore the old 11880 // package that we deleted. 11881 if (deletedPkg) { 11882 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11883 File restoreFile = new File(deletedPackage.codePath); 11884 // Parse old package 11885 boolean oldExternal = isExternal(deletedPackage); 11886 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11887 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11888 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11889 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11890 try { 11891 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11892 } catch (PackageManagerException e) { 11893 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11894 + e.getMessage()); 11895 return; 11896 } 11897 // Restore of old package succeeded. Update permissions. 11898 // writer 11899 synchronized (mPackages) { 11900 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11901 UPDATE_PERMISSIONS_ALL); 11902 // can downgrade to reader 11903 mSettings.writeLPr(); 11904 } 11905 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11906 } 11907 } 11908 } 11909 11910 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11911 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11912 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11913 String volumeUuid, PackageInstalledInfo res) { 11914 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11915 + ", old=" + deletedPackage); 11916 boolean disabledSystem = false; 11917 boolean updatedSettings = false; 11918 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11919 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11920 != 0) { 11921 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11922 } 11923 String packageName = deletedPackage.packageName; 11924 if (packageName == null) { 11925 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11926 "Attempt to delete null packageName."); 11927 return; 11928 } 11929 PackageParser.Package oldPkg; 11930 PackageSetting oldPkgSetting; 11931 // reader 11932 synchronized (mPackages) { 11933 oldPkg = mPackages.get(packageName); 11934 oldPkgSetting = mSettings.mPackages.get(packageName); 11935 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11936 (oldPkgSetting == null)) { 11937 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11938 "Couldn't find package:" + packageName + " information"); 11939 return; 11940 } 11941 } 11942 11943 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11944 res.removedInfo.removedPackage = packageName; 11945 // Remove existing system package 11946 removePackageLI(oldPkgSetting, true); 11947 // writer 11948 synchronized (mPackages) { 11949 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11950 if (!disabledSystem && deletedPackage != null) { 11951 // We didn't need to disable the .apk as a current system package, 11952 // which means we are replacing another update that is already 11953 // installed. We need to make sure to delete the older one's .apk. 11954 res.removedInfo.args = createInstallArgsForExisting(0, 11955 deletedPackage.applicationInfo.getCodePath(), 11956 deletedPackage.applicationInfo.getResourcePath(), 11957 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11958 } else { 11959 res.removedInfo.args = null; 11960 } 11961 } 11962 11963 // Successfully disabled the old package. Now proceed with re-installation 11964 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11965 11966 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11967 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11968 11969 PackageParser.Package newPackage = null; 11970 try { 11971 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11972 if (newPackage.mExtras != null) { 11973 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11974 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11975 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11976 11977 // is the update attempting to change shared user? that isn't going to work... 11978 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11979 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11980 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11981 + " to " + newPkgSetting.sharedUser); 11982 updatedSettings = true; 11983 } 11984 } 11985 11986 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11987 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11988 perUserInstalled, res, user); 11989 updatedSettings = true; 11990 } 11991 11992 } catch (PackageManagerException e) { 11993 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11994 } 11995 11996 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11997 // Re installation failed. Restore old information 11998 // Remove new pkg information 11999 if (newPackage != null) { 12000 removeInstalledPackageLI(newPackage, true); 12001 } 12002 // Add back the old system package 12003 try { 12004 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12005 } catch (PackageManagerException e) { 12006 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12007 } 12008 // Restore the old system information in Settings 12009 synchronized (mPackages) { 12010 if (disabledSystem) { 12011 mSettings.enableSystemPackageLPw(packageName); 12012 } 12013 if (updatedSettings) { 12014 mSettings.setInstallerPackageName(packageName, 12015 oldPkgSetting.installerPackageName); 12016 } 12017 mSettings.writeLPr(); 12018 } 12019 } 12020 } 12021 12022 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12023 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12024 UserHandle user) { 12025 String pkgName = newPackage.packageName; 12026 synchronized (mPackages) { 12027 //write settings. the installStatus will be incomplete at this stage. 12028 //note that the new package setting would have already been 12029 //added to mPackages. It hasn't been persisted yet. 12030 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12031 mSettings.writeLPr(); 12032 } 12033 12034 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12035 12036 synchronized (mPackages) { 12037 updatePermissionsLPw(newPackage.packageName, newPackage, 12038 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12039 ? UPDATE_PERMISSIONS_ALL : 0)); 12040 // For system-bundled packages, we assume that installing an upgraded version 12041 // of the package implies that the user actually wants to run that new code, 12042 // so we enable the package. 12043 PackageSetting ps = mSettings.mPackages.get(pkgName); 12044 if (ps != null) { 12045 if (isSystemApp(newPackage)) { 12046 // NB: implicit assumption that system package upgrades apply to all users 12047 if (DEBUG_INSTALL) { 12048 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12049 } 12050 if (res.origUsers != null) { 12051 for (int userHandle : res.origUsers) { 12052 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12053 userHandle, installerPackageName); 12054 } 12055 } 12056 // Also convey the prior install/uninstall state 12057 if (allUsers != null && perUserInstalled != null) { 12058 for (int i = 0; i < allUsers.length; i++) { 12059 if (DEBUG_INSTALL) { 12060 Slog.d(TAG, " user " + allUsers[i] 12061 + " => " + perUserInstalled[i]); 12062 } 12063 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12064 } 12065 // these install state changes will be persisted in the 12066 // upcoming call to mSettings.writeLPr(). 12067 } 12068 } 12069 // It's implied that when a user requests installation, they want the app to be 12070 // installed and enabled. 12071 int userId = user.getIdentifier(); 12072 if (userId != UserHandle.USER_ALL) { 12073 ps.setInstalled(true, userId); 12074 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12075 } 12076 } 12077 res.name = pkgName; 12078 res.uid = newPackage.applicationInfo.uid; 12079 res.pkg = newPackage; 12080 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12081 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12082 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12083 //to update install status 12084 mSettings.writeLPr(); 12085 } 12086 } 12087 12088 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12089 final int installFlags = args.installFlags; 12090 final String installerPackageName = args.installerPackageName; 12091 final String volumeUuid = args.volumeUuid; 12092 final File tmpPackageFile = new File(args.getCodePath()); 12093 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12094 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12095 || (args.volumeUuid != null)); 12096 boolean replace = false; 12097 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12098 if (args.move != null) { 12099 // moving a complete application; perfom an initial scan on the new install location 12100 scanFlags |= SCAN_INITIAL; 12101 } 12102 // Result object to be returned 12103 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12104 12105 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12106 // Retrieve PackageSettings and parse package 12107 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12108 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12109 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12110 PackageParser pp = new PackageParser(); 12111 pp.setSeparateProcesses(mSeparateProcesses); 12112 pp.setDisplayMetrics(mMetrics); 12113 12114 final PackageParser.Package pkg; 12115 try { 12116 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12117 } catch (PackageParserException e) { 12118 res.setError("Failed parse during installPackageLI", e); 12119 return; 12120 } 12121 12122 // Mark that we have an install time CPU ABI override. 12123 pkg.cpuAbiOverride = args.abiOverride; 12124 12125 String pkgName = res.name = pkg.packageName; 12126 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12127 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12128 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12129 return; 12130 } 12131 } 12132 12133 try { 12134 pp.collectCertificates(pkg, parseFlags); 12135 pp.collectManifestDigest(pkg); 12136 } catch (PackageParserException e) { 12137 res.setError("Failed collect during installPackageLI", e); 12138 return; 12139 } 12140 12141 /* If the installer passed in a manifest digest, compare it now. */ 12142 if (args.manifestDigest != null) { 12143 if (DEBUG_INSTALL) { 12144 final String parsedManifest = pkg.manifestDigest == null ? "null" 12145 : pkg.manifestDigest.toString(); 12146 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12147 + parsedManifest); 12148 } 12149 12150 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12151 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12152 return; 12153 } 12154 } else if (DEBUG_INSTALL) { 12155 final String parsedManifest = pkg.manifestDigest == null 12156 ? "null" : pkg.manifestDigest.toString(); 12157 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12158 } 12159 12160 // Get rid of all references to package scan path via parser. 12161 pp = null; 12162 String oldCodePath = null; 12163 boolean systemApp = false; 12164 synchronized (mPackages) { 12165 // Check if installing already existing package 12166 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12167 String oldName = mSettings.mRenamedPackages.get(pkgName); 12168 if (pkg.mOriginalPackages != null 12169 && pkg.mOriginalPackages.contains(oldName) 12170 && mPackages.containsKey(oldName)) { 12171 // This package is derived from an original package, 12172 // and this device has been updating from that original 12173 // name. We must continue using the original name, so 12174 // rename the new package here. 12175 pkg.setPackageName(oldName); 12176 pkgName = pkg.packageName; 12177 replace = true; 12178 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12179 + oldName + " pkgName=" + pkgName); 12180 } else if (mPackages.containsKey(pkgName)) { 12181 // This package, under its official name, already exists 12182 // on the device; we should replace it. 12183 replace = true; 12184 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12185 } 12186 12187 // Prevent apps opting out from runtime permissions 12188 if (replace) { 12189 PackageParser.Package oldPackage = mPackages.get(pkgName); 12190 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12191 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12192 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12193 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12194 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12195 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12196 + " doesn't support runtime permissions but the old" 12197 + " target SDK " + oldTargetSdk + " does."); 12198 return; 12199 } 12200 } 12201 } 12202 12203 PackageSetting ps = mSettings.mPackages.get(pkgName); 12204 if (ps != null) { 12205 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12206 12207 // Quick sanity check that we're signed correctly if updating; 12208 // we'll check this again later when scanning, but we want to 12209 // bail early here before tripping over redefined permissions. 12210 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12211 if (!checkUpgradeKeySetLP(ps, pkg)) { 12212 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12213 + pkg.packageName + " upgrade keys do not match the " 12214 + "previously installed version"); 12215 return; 12216 } 12217 } else { 12218 try { 12219 verifySignaturesLP(ps, pkg); 12220 } catch (PackageManagerException e) { 12221 res.setError(e.error, e.getMessage()); 12222 return; 12223 } 12224 } 12225 12226 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12227 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12228 systemApp = (ps.pkg.applicationInfo.flags & 12229 ApplicationInfo.FLAG_SYSTEM) != 0; 12230 } 12231 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12232 } 12233 12234 // Check whether the newly-scanned package wants to define an already-defined perm 12235 int N = pkg.permissions.size(); 12236 for (int i = N-1; i >= 0; i--) { 12237 PackageParser.Permission perm = pkg.permissions.get(i); 12238 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12239 if (bp != null) { 12240 // If the defining package is signed with our cert, it's okay. This 12241 // also includes the "updating the same package" case, of course. 12242 // "updating same package" could also involve key-rotation. 12243 final boolean sigsOk; 12244 if (bp.sourcePackage.equals(pkg.packageName) 12245 && (bp.packageSetting instanceof PackageSetting) 12246 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12247 scanFlags))) { 12248 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12249 } else { 12250 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12251 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12252 } 12253 if (!sigsOk) { 12254 // If the owning package is the system itself, we log but allow 12255 // install to proceed; we fail the install on all other permission 12256 // redefinitions. 12257 if (!bp.sourcePackage.equals("android")) { 12258 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12259 + pkg.packageName + " attempting to redeclare permission " 12260 + perm.info.name + " already owned by " + bp.sourcePackage); 12261 res.origPermission = perm.info.name; 12262 res.origPackage = bp.sourcePackage; 12263 return; 12264 } else { 12265 Slog.w(TAG, "Package " + pkg.packageName 12266 + " attempting to redeclare system permission " 12267 + perm.info.name + "; ignoring new declaration"); 12268 pkg.permissions.remove(i); 12269 } 12270 } 12271 } 12272 } 12273 12274 } 12275 12276 if (systemApp && onExternal) { 12277 // Disable updates to system apps on sdcard 12278 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12279 "Cannot install updates to system apps on sdcard"); 12280 return; 12281 } 12282 12283 if (args.move != null) { 12284 // We did an in-place move, so dex is ready to roll 12285 scanFlags |= SCAN_NO_DEX; 12286 scanFlags |= SCAN_MOVE; 12287 12288 synchronized (mPackages) { 12289 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12290 if (ps == null) { 12291 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12292 "Missing settings for moved package " + pkgName); 12293 } 12294 12295 // We moved the entire application as-is, so bring over the 12296 // previously derived ABI information. 12297 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12298 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 12299 } 12300 12301 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12302 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12303 scanFlags |= SCAN_NO_DEX; 12304 12305 try { 12306 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12307 true /* extract libs */); 12308 } catch (PackageManagerException pme) { 12309 Slog.e(TAG, "Error deriving application ABI", pme); 12310 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12311 return; 12312 } 12313 12314 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12315 int result = mPackageDexOptimizer 12316 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12317 false /* defer */, false /* inclDependencies */); 12318 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12319 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12320 return; 12321 } 12322 } 12323 12324 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12325 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12326 return; 12327 } 12328 12329 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12330 12331 if (replace) { 12332 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12333 installerPackageName, volumeUuid, res); 12334 } else { 12335 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12336 args.user, installerPackageName, volumeUuid, res); 12337 } 12338 synchronized (mPackages) { 12339 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12340 if (ps != null) { 12341 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12342 } 12343 } 12344 } 12345 12346 private void startIntentFilterVerifications(int userId, boolean replacing, 12347 PackageParser.Package pkg) { 12348 if (mIntentFilterVerifierComponent == null) { 12349 Slog.w(TAG, "No IntentFilter verification will not be done as " 12350 + "there is no IntentFilterVerifier available!"); 12351 return; 12352 } 12353 12354 final int verifierUid = getPackageUid( 12355 mIntentFilterVerifierComponent.getPackageName(), 12356 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12357 12358 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12359 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12360 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12361 mHandler.sendMessage(msg); 12362 } 12363 12364 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12365 PackageParser.Package pkg) { 12366 int size = pkg.activities.size(); 12367 if (size == 0) { 12368 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12369 "No activity, so no need to verify any IntentFilter!"); 12370 return; 12371 } 12372 12373 final boolean hasDomainURLs = hasDomainURLs(pkg); 12374 if (!hasDomainURLs) { 12375 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12376 "No domain URLs, so no need to verify any IntentFilter!"); 12377 return; 12378 } 12379 12380 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12381 + " if any IntentFilter from the " + size 12382 + " Activities needs verification ..."); 12383 12384 int count = 0; 12385 final String packageName = pkg.packageName; 12386 12387 synchronized (mPackages) { 12388 // If this is a new install and we see that we've already run verification for this 12389 // package, we have nothing to do: it means the state was restored from backup. 12390 if (!replacing) { 12391 IntentFilterVerificationInfo ivi = 12392 mSettings.getIntentFilterVerificationLPr(packageName); 12393 if (ivi != null) { 12394 if (DEBUG_DOMAIN_VERIFICATION) { 12395 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12396 + ivi.getStatusString()); 12397 } 12398 return; 12399 } 12400 } 12401 12402 // If any filters need to be verified, then all need to be. 12403 boolean needToVerify = false; 12404 for (PackageParser.Activity a : pkg.activities) { 12405 for (ActivityIntentInfo filter : a.intents) { 12406 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12407 if (DEBUG_DOMAIN_VERIFICATION) { 12408 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12409 } 12410 needToVerify = true; 12411 break; 12412 } 12413 } 12414 } 12415 12416 if (needToVerify) { 12417 final int verificationId = mIntentFilterVerificationToken++; 12418 for (PackageParser.Activity a : pkg.activities) { 12419 for (ActivityIntentInfo filter : a.intents) { 12420 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12421 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12422 "Verification needed for IntentFilter:" + filter.toString()); 12423 mIntentFilterVerifier.addOneIntentFilterVerification( 12424 verifierUid, userId, verificationId, filter, packageName); 12425 count++; 12426 } 12427 } 12428 } 12429 } 12430 } 12431 12432 if (count > 0) { 12433 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12434 + " IntentFilter verification" + (count > 1 ? "s" : "") 12435 + " for userId:" + userId); 12436 mIntentFilterVerifier.startVerifications(userId); 12437 } else { 12438 if (DEBUG_DOMAIN_VERIFICATION) { 12439 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12440 } 12441 } 12442 } 12443 12444 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12445 final ComponentName cn = filter.activity.getComponentName(); 12446 final String packageName = cn.getPackageName(); 12447 12448 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12449 packageName); 12450 if (ivi == null) { 12451 return true; 12452 } 12453 int status = ivi.getStatus(); 12454 switch (status) { 12455 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12456 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12457 return true; 12458 12459 default: 12460 // Nothing to do 12461 return false; 12462 } 12463 } 12464 12465 private static boolean isMultiArch(PackageSetting ps) { 12466 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12467 } 12468 12469 private static boolean isMultiArch(ApplicationInfo info) { 12470 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12471 } 12472 12473 private static boolean isExternal(PackageParser.Package pkg) { 12474 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12475 } 12476 12477 private static boolean isExternal(PackageSetting ps) { 12478 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12479 } 12480 12481 private static boolean isExternal(ApplicationInfo info) { 12482 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12483 } 12484 12485 private static boolean isSystemApp(PackageParser.Package pkg) { 12486 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12487 } 12488 12489 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12490 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12491 } 12492 12493 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12494 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12495 } 12496 12497 private static boolean isSystemApp(PackageSetting ps) { 12498 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12499 } 12500 12501 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12502 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12503 } 12504 12505 private int packageFlagsToInstallFlags(PackageSetting ps) { 12506 int installFlags = 0; 12507 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12508 // This existing package was an external ASEC install when we have 12509 // the external flag without a UUID 12510 installFlags |= PackageManager.INSTALL_EXTERNAL; 12511 } 12512 if (ps.isForwardLocked()) { 12513 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12514 } 12515 return installFlags; 12516 } 12517 12518 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 12519 if (isExternal(pkg)) { 12520 if (TextUtils.isEmpty(pkg.volumeUuid)) { 12521 return mSettings.getExternalVersion(); 12522 } else { 12523 return mSettings.findOrCreateVersion(pkg.volumeUuid); 12524 } 12525 } else { 12526 return mSettings.getInternalVersion(); 12527 } 12528 } 12529 12530 private void deleteTempPackageFiles() { 12531 final FilenameFilter filter = new FilenameFilter() { 12532 public boolean accept(File dir, String name) { 12533 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12534 } 12535 }; 12536 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12537 file.delete(); 12538 } 12539 } 12540 12541 @Override 12542 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12543 int flags) { 12544 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12545 flags); 12546 } 12547 12548 @Override 12549 public void deletePackage(final String packageName, 12550 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12551 mContext.enforceCallingOrSelfPermission( 12552 android.Manifest.permission.DELETE_PACKAGES, null); 12553 Preconditions.checkNotNull(packageName); 12554 Preconditions.checkNotNull(observer); 12555 final int uid = Binder.getCallingUid(); 12556 if (UserHandle.getUserId(uid) != userId) { 12557 mContext.enforceCallingPermission( 12558 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12559 "deletePackage for user " + userId); 12560 } 12561 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12562 try { 12563 observer.onPackageDeleted(packageName, 12564 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12565 } catch (RemoteException re) { 12566 } 12567 return; 12568 } 12569 12570 boolean uninstallBlocked = false; 12571 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12572 int[] users = sUserManager.getUserIds(); 12573 for (int i = 0; i < users.length; ++i) { 12574 if (getBlockUninstallForUser(packageName, users[i])) { 12575 uninstallBlocked = true; 12576 break; 12577 } 12578 } 12579 } else { 12580 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12581 } 12582 if (uninstallBlocked) { 12583 try { 12584 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12585 null); 12586 } catch (RemoteException re) { 12587 } 12588 return; 12589 } 12590 12591 if (DEBUG_REMOVE) { 12592 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12593 } 12594 // Queue up an async operation since the package deletion may take a little while. 12595 mHandler.post(new Runnable() { 12596 public void run() { 12597 mHandler.removeCallbacks(this); 12598 final int returnCode = deletePackageX(packageName, userId, flags); 12599 if (observer != null) { 12600 try { 12601 observer.onPackageDeleted(packageName, returnCode, null); 12602 } catch (RemoteException e) { 12603 Log.i(TAG, "Observer no longer exists."); 12604 } //end catch 12605 } //end if 12606 } //end run 12607 }); 12608 } 12609 12610 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12611 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12612 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12613 try { 12614 if (dpm != null) { 12615 if (dpm.isDeviceOwner(packageName)) { 12616 return true; 12617 } 12618 int[] users; 12619 if (userId == UserHandle.USER_ALL) { 12620 users = sUserManager.getUserIds(); 12621 } else { 12622 users = new int[]{userId}; 12623 } 12624 for (int i = 0; i < users.length; ++i) { 12625 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12626 return true; 12627 } 12628 } 12629 } 12630 } catch (RemoteException e) { 12631 } 12632 return false; 12633 } 12634 12635 /** 12636 * This method is an internal method that could be get invoked either 12637 * to delete an installed package or to clean up a failed installation. 12638 * After deleting an installed package, a broadcast is sent to notify any 12639 * listeners that the package has been installed. For cleaning up a failed 12640 * installation, the broadcast is not necessary since the package's 12641 * installation wouldn't have sent the initial broadcast either 12642 * The key steps in deleting a package are 12643 * deleting the package information in internal structures like mPackages, 12644 * deleting the packages base directories through installd 12645 * updating mSettings to reflect current status 12646 * persisting settings for later use 12647 * sending a broadcast if necessary 12648 */ 12649 private int deletePackageX(String packageName, int userId, int flags) { 12650 final PackageRemovedInfo info = new PackageRemovedInfo(); 12651 final boolean res; 12652 12653 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12654 ? UserHandle.ALL : new UserHandle(userId); 12655 12656 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12657 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12658 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12659 } 12660 12661 boolean removedForAllUsers = false; 12662 boolean systemUpdate = false; 12663 12664 // for the uninstall-updates case and restricted profiles, remember the per- 12665 // userhandle installed state 12666 int[] allUsers; 12667 boolean[] perUserInstalled; 12668 synchronized (mPackages) { 12669 PackageSetting ps = mSettings.mPackages.get(packageName); 12670 allUsers = sUserManager.getUserIds(); 12671 perUserInstalled = new boolean[allUsers.length]; 12672 for (int i = 0; i < allUsers.length; i++) { 12673 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12674 } 12675 } 12676 12677 synchronized (mInstallLock) { 12678 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12679 res = deletePackageLI(packageName, removeForUser, 12680 true, allUsers, perUserInstalled, 12681 flags | REMOVE_CHATTY, info, true); 12682 systemUpdate = info.isRemovedPackageSystemUpdate; 12683 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12684 removedForAllUsers = true; 12685 } 12686 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12687 + " removedForAllUsers=" + removedForAllUsers); 12688 } 12689 12690 if (res) { 12691 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12692 12693 // If the removed package was a system update, the old system package 12694 // was re-enabled; we need to broadcast this information 12695 if (systemUpdate) { 12696 Bundle extras = new Bundle(1); 12697 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12698 ? info.removedAppId : info.uid); 12699 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12700 12701 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12702 extras, null, null, null); 12703 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12704 extras, null, null, null); 12705 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12706 null, packageName, null, null); 12707 } 12708 } 12709 // Force a gc here. 12710 Runtime.getRuntime().gc(); 12711 // Delete the resources here after sending the broadcast to let 12712 // other processes clean up before deleting resources. 12713 if (info.args != null) { 12714 synchronized (mInstallLock) { 12715 info.args.doPostDeleteLI(true); 12716 } 12717 } 12718 12719 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12720 } 12721 12722 class PackageRemovedInfo { 12723 String removedPackage; 12724 int uid = -1; 12725 int removedAppId = -1; 12726 int[] removedUsers = null; 12727 boolean isRemovedPackageSystemUpdate = false; 12728 // Clean up resources deleted packages. 12729 InstallArgs args = null; 12730 12731 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12732 Bundle extras = new Bundle(1); 12733 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12734 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12735 if (replacing) { 12736 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12737 } 12738 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12739 if (removedPackage != null) { 12740 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12741 extras, null, null, removedUsers); 12742 if (fullRemove && !replacing) { 12743 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12744 extras, null, null, removedUsers); 12745 } 12746 } 12747 if (removedAppId >= 0) { 12748 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12749 removedUsers); 12750 } 12751 } 12752 } 12753 12754 /* 12755 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12756 * flag is not set, the data directory is removed as well. 12757 * make sure this flag is set for partially installed apps. If not its meaningless to 12758 * delete a partially installed application. 12759 */ 12760 private void removePackageDataLI(PackageSetting ps, 12761 int[] allUserHandles, boolean[] perUserInstalled, 12762 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12763 String packageName = ps.name; 12764 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12765 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12766 // Retrieve object to delete permissions for shared user later on 12767 final PackageSetting deletedPs; 12768 // reader 12769 synchronized (mPackages) { 12770 deletedPs = mSettings.mPackages.get(packageName); 12771 if (outInfo != null) { 12772 outInfo.removedPackage = packageName; 12773 outInfo.removedUsers = deletedPs != null 12774 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12775 : null; 12776 } 12777 } 12778 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12779 removeDataDirsLI(ps.volumeUuid, packageName); 12780 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12781 } 12782 // writer 12783 synchronized (mPackages) { 12784 if (deletedPs != null) { 12785 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12786 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12787 clearDefaultBrowserIfNeeded(packageName); 12788 if (outInfo != null) { 12789 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12790 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12791 } 12792 updatePermissionsLPw(deletedPs.name, null, 0); 12793 if (deletedPs.sharedUser != null) { 12794 // Remove permissions associated with package. Since runtime 12795 // permissions are per user we have to kill the removed package 12796 // or packages running under the shared user of the removed 12797 // package if revoking the permissions requested only by the removed 12798 // package is successful and this causes a change in gids. 12799 for (int userId : UserManagerService.getInstance().getUserIds()) { 12800 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12801 userId); 12802 if (userIdToKill == UserHandle.USER_ALL 12803 || userIdToKill >= UserHandle.USER_OWNER) { 12804 // If gids changed for this user, kill all affected packages. 12805 mHandler.post(new Runnable() { 12806 @Override 12807 public void run() { 12808 // This has to happen with no lock held. 12809 killSettingPackagesForUser(deletedPs, userIdToKill, 12810 KILL_APP_REASON_GIDS_CHANGED); 12811 } 12812 }); 12813 break; 12814 } 12815 } 12816 } 12817 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12818 } 12819 // make sure to preserve per-user disabled state if this removal was just 12820 // a downgrade of a system app to the factory package 12821 if (allUserHandles != null && perUserInstalled != null) { 12822 if (DEBUG_REMOVE) { 12823 Slog.d(TAG, "Propagating install state across downgrade"); 12824 } 12825 for (int i = 0; i < allUserHandles.length; i++) { 12826 if (DEBUG_REMOVE) { 12827 Slog.d(TAG, " user " + allUserHandles[i] 12828 + " => " + perUserInstalled[i]); 12829 } 12830 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12831 } 12832 } 12833 } 12834 // can downgrade to reader 12835 if (writeSettings) { 12836 // Save settings now 12837 mSettings.writeLPr(); 12838 } 12839 } 12840 if (outInfo != null) { 12841 // A user ID was deleted here. Go through all users and remove it 12842 // from KeyStore. 12843 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12844 } 12845 } 12846 12847 static boolean locationIsPrivileged(File path) { 12848 try { 12849 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12850 .getCanonicalPath(); 12851 return path.getCanonicalPath().startsWith(privilegedAppDir); 12852 } catch (IOException e) { 12853 Slog.e(TAG, "Unable to access code path " + path); 12854 } 12855 return false; 12856 } 12857 12858 /* 12859 * Tries to delete system package. 12860 */ 12861 private boolean deleteSystemPackageLI(PackageSetting newPs, 12862 int[] allUserHandles, boolean[] perUserInstalled, 12863 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12864 final boolean applyUserRestrictions 12865 = (allUserHandles != null) && (perUserInstalled != null); 12866 PackageSetting disabledPs = null; 12867 // Confirm if the system package has been updated 12868 // An updated system app can be deleted. This will also have to restore 12869 // the system pkg from system partition 12870 // reader 12871 synchronized (mPackages) { 12872 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12873 } 12874 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12875 + " disabledPs=" + disabledPs); 12876 if (disabledPs == null) { 12877 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12878 return false; 12879 } else if (DEBUG_REMOVE) { 12880 Slog.d(TAG, "Deleting system pkg from data partition"); 12881 } 12882 if (DEBUG_REMOVE) { 12883 if (applyUserRestrictions) { 12884 Slog.d(TAG, "Remembering install states:"); 12885 for (int i = 0; i < allUserHandles.length; i++) { 12886 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12887 } 12888 } 12889 } 12890 // Delete the updated package 12891 outInfo.isRemovedPackageSystemUpdate = true; 12892 if (disabledPs.versionCode < newPs.versionCode) { 12893 // Delete data for downgrades 12894 flags &= ~PackageManager.DELETE_KEEP_DATA; 12895 } else { 12896 // Preserve data by setting flag 12897 flags |= PackageManager.DELETE_KEEP_DATA; 12898 } 12899 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12900 allUserHandles, perUserInstalled, outInfo, writeSettings); 12901 if (!ret) { 12902 return false; 12903 } 12904 // writer 12905 synchronized (mPackages) { 12906 // Reinstate the old system package 12907 mSettings.enableSystemPackageLPw(newPs.name); 12908 // Remove any native libraries from the upgraded package. 12909 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12910 } 12911 // Install the system package 12912 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12913 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12914 if (locationIsPrivileged(disabledPs.codePath)) { 12915 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12916 } 12917 12918 final PackageParser.Package newPkg; 12919 try { 12920 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12921 } catch (PackageManagerException e) { 12922 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12923 return false; 12924 } 12925 12926 // writer 12927 synchronized (mPackages) { 12928 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12929 12930 updatePermissionsLPw(newPkg.packageName, newPkg, 12931 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12932 12933 if (applyUserRestrictions) { 12934 if (DEBUG_REMOVE) { 12935 Slog.d(TAG, "Propagating install state across reinstall"); 12936 } 12937 for (int i = 0; i < allUserHandles.length; i++) { 12938 if (DEBUG_REMOVE) { 12939 Slog.d(TAG, " user " + allUserHandles[i] 12940 + " => " + perUserInstalled[i]); 12941 } 12942 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12943 12944 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 12945 } 12946 // Regardless of writeSettings we need to ensure that this restriction 12947 // state propagation is persisted 12948 mSettings.writeAllUsersPackageRestrictionsLPr(); 12949 } 12950 // can downgrade to reader here 12951 if (writeSettings) { 12952 mSettings.writeLPr(); 12953 } 12954 } 12955 return true; 12956 } 12957 12958 private boolean deleteInstalledPackageLI(PackageSetting ps, 12959 boolean deleteCodeAndResources, int flags, 12960 int[] allUserHandles, boolean[] perUserInstalled, 12961 PackageRemovedInfo outInfo, boolean writeSettings) { 12962 if (outInfo != null) { 12963 outInfo.uid = ps.appId; 12964 } 12965 12966 // Delete package data from internal structures and also remove data if flag is set 12967 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12968 12969 // Delete application code and resources 12970 if (deleteCodeAndResources && (outInfo != null)) { 12971 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12972 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12973 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12974 } 12975 return true; 12976 } 12977 12978 @Override 12979 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12980 int userId) { 12981 mContext.enforceCallingOrSelfPermission( 12982 android.Manifest.permission.DELETE_PACKAGES, null); 12983 synchronized (mPackages) { 12984 PackageSetting ps = mSettings.mPackages.get(packageName); 12985 if (ps == null) { 12986 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12987 return false; 12988 } 12989 if (!ps.getInstalled(userId)) { 12990 // Can't block uninstall for an app that is not installed or enabled. 12991 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12992 return false; 12993 } 12994 ps.setBlockUninstall(blockUninstall, userId); 12995 mSettings.writePackageRestrictionsLPr(userId); 12996 } 12997 return true; 12998 } 12999 13000 @Override 13001 public boolean getBlockUninstallForUser(String packageName, int userId) { 13002 synchronized (mPackages) { 13003 PackageSetting ps = mSettings.mPackages.get(packageName); 13004 if (ps == null) { 13005 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13006 return false; 13007 } 13008 return ps.getBlockUninstall(userId); 13009 } 13010 } 13011 13012 /* 13013 * This method handles package deletion in general 13014 */ 13015 private boolean deletePackageLI(String packageName, UserHandle user, 13016 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13017 int flags, PackageRemovedInfo outInfo, 13018 boolean writeSettings) { 13019 if (packageName == null) { 13020 Slog.w(TAG, "Attempt to delete null packageName."); 13021 return false; 13022 } 13023 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13024 PackageSetting ps; 13025 boolean dataOnly = false; 13026 int removeUser = -1; 13027 int appId = -1; 13028 synchronized (mPackages) { 13029 ps = mSettings.mPackages.get(packageName); 13030 if (ps == null) { 13031 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13032 return false; 13033 } 13034 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13035 && user.getIdentifier() != UserHandle.USER_ALL) { 13036 // The caller is asking that the package only be deleted for a single 13037 // user. To do this, we just mark its uninstalled state and delete 13038 // its data. If this is a system app, we only allow this to happen if 13039 // they have set the special DELETE_SYSTEM_APP which requests different 13040 // semantics than normal for uninstalling system apps. 13041 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13042 ps.setUserState(user.getIdentifier(), 13043 COMPONENT_ENABLED_STATE_DEFAULT, 13044 false, //installed 13045 true, //stopped 13046 true, //notLaunched 13047 false, //hidden 13048 null, null, null, 13049 false, // blockUninstall 13050 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 13051 if (!isSystemApp(ps)) { 13052 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13053 // Other user still have this package installed, so all 13054 // we need to do is clear this user's data and save that 13055 // it is uninstalled. 13056 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13057 removeUser = user.getIdentifier(); 13058 appId = ps.appId; 13059 scheduleWritePackageRestrictionsLocked(removeUser); 13060 } else { 13061 // We need to set it back to 'installed' so the uninstall 13062 // broadcasts will be sent correctly. 13063 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13064 ps.setInstalled(true, user.getIdentifier()); 13065 } 13066 } else { 13067 // This is a system app, so we assume that the 13068 // other users still have this package installed, so all 13069 // we need to do is clear this user's data and save that 13070 // it is uninstalled. 13071 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13072 removeUser = user.getIdentifier(); 13073 appId = ps.appId; 13074 scheduleWritePackageRestrictionsLocked(removeUser); 13075 } 13076 } 13077 } 13078 13079 if (removeUser >= 0) { 13080 // From above, we determined that we are deleting this only 13081 // for a single user. Continue the work here. 13082 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13083 if (outInfo != null) { 13084 outInfo.removedPackage = packageName; 13085 outInfo.removedAppId = appId; 13086 outInfo.removedUsers = new int[] {removeUser}; 13087 } 13088 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13089 removeKeystoreDataIfNeeded(removeUser, appId); 13090 schedulePackageCleaning(packageName, removeUser, false); 13091 synchronized (mPackages) { 13092 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13093 scheduleWritePackageRestrictionsLocked(removeUser); 13094 } 13095 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13096 } 13097 return true; 13098 } 13099 13100 if (dataOnly) { 13101 // Delete application data first 13102 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13103 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13104 return true; 13105 } 13106 13107 boolean ret = false; 13108 if (isSystemApp(ps)) { 13109 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13110 // When an updated system application is deleted we delete the existing resources as well and 13111 // fall back to existing code in system partition 13112 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13113 flags, outInfo, writeSettings); 13114 } else { 13115 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13116 // Kill application pre-emptively especially for apps on sd. 13117 killApplication(packageName, ps.appId, "uninstall pkg"); 13118 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13119 allUserHandles, perUserInstalled, 13120 outInfo, writeSettings); 13121 } 13122 13123 return ret; 13124 } 13125 13126 private final class ClearStorageConnection implements ServiceConnection { 13127 IMediaContainerService mContainerService; 13128 13129 @Override 13130 public void onServiceConnected(ComponentName name, IBinder service) { 13131 synchronized (this) { 13132 mContainerService = IMediaContainerService.Stub.asInterface(service); 13133 notifyAll(); 13134 } 13135 } 13136 13137 @Override 13138 public void onServiceDisconnected(ComponentName name) { 13139 } 13140 } 13141 13142 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13143 final boolean mounted; 13144 if (Environment.isExternalStorageEmulated()) { 13145 mounted = true; 13146 } else { 13147 final String status = Environment.getExternalStorageState(); 13148 13149 mounted = status.equals(Environment.MEDIA_MOUNTED) 13150 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13151 } 13152 13153 if (!mounted) { 13154 return; 13155 } 13156 13157 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13158 int[] users; 13159 if (userId == UserHandle.USER_ALL) { 13160 users = sUserManager.getUserIds(); 13161 } else { 13162 users = new int[] { userId }; 13163 } 13164 final ClearStorageConnection conn = new ClearStorageConnection(); 13165 if (mContext.bindServiceAsUser( 13166 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13167 try { 13168 for (int curUser : users) { 13169 long timeout = SystemClock.uptimeMillis() + 5000; 13170 synchronized (conn) { 13171 long now = SystemClock.uptimeMillis(); 13172 while (conn.mContainerService == null && now < timeout) { 13173 try { 13174 conn.wait(timeout - now); 13175 } catch (InterruptedException e) { 13176 } 13177 } 13178 } 13179 if (conn.mContainerService == null) { 13180 return; 13181 } 13182 13183 final UserEnvironment userEnv = new UserEnvironment(curUser); 13184 clearDirectory(conn.mContainerService, 13185 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13186 if (allData) { 13187 clearDirectory(conn.mContainerService, 13188 userEnv.buildExternalStorageAppDataDirs(packageName)); 13189 clearDirectory(conn.mContainerService, 13190 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13191 } 13192 } 13193 } finally { 13194 mContext.unbindService(conn); 13195 } 13196 } 13197 } 13198 13199 @Override 13200 public void clearApplicationUserData(final String packageName, 13201 final IPackageDataObserver observer, final int userId) { 13202 mContext.enforceCallingOrSelfPermission( 13203 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13204 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13205 // Queue up an async operation since the package deletion may take a little while. 13206 mHandler.post(new Runnable() { 13207 public void run() { 13208 mHandler.removeCallbacks(this); 13209 final boolean succeeded; 13210 synchronized (mInstallLock) { 13211 succeeded = clearApplicationUserDataLI(packageName, userId); 13212 } 13213 clearExternalStorageDataSync(packageName, userId, true); 13214 if (succeeded) { 13215 // invoke DeviceStorageMonitor's update method to clear any notifications 13216 DeviceStorageMonitorInternal 13217 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13218 if (dsm != null) { 13219 dsm.checkMemory(); 13220 } 13221 } 13222 if(observer != null) { 13223 try { 13224 observer.onRemoveCompleted(packageName, succeeded); 13225 } catch (RemoteException e) { 13226 Log.i(TAG, "Observer no longer exists."); 13227 } 13228 } //end if observer 13229 } //end run 13230 }); 13231 } 13232 13233 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13234 if (packageName == null) { 13235 Slog.w(TAG, "Attempt to delete null packageName."); 13236 return false; 13237 } 13238 13239 // Try finding details about the requested package 13240 PackageParser.Package pkg; 13241 synchronized (mPackages) { 13242 pkg = mPackages.get(packageName); 13243 if (pkg == null) { 13244 final PackageSetting ps = mSettings.mPackages.get(packageName); 13245 if (ps != null) { 13246 pkg = ps.pkg; 13247 } 13248 } 13249 13250 if (pkg == null) { 13251 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13252 return false; 13253 } 13254 13255 PackageSetting ps = (PackageSetting) pkg.mExtras; 13256 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13257 } 13258 13259 // Always delete data directories for package, even if we found no other 13260 // record of app. This helps users recover from UID mismatches without 13261 // resorting to a full data wipe. 13262 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13263 if (retCode < 0) { 13264 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13265 return false; 13266 } 13267 13268 final int appId = pkg.applicationInfo.uid; 13269 removeKeystoreDataIfNeeded(userId, appId); 13270 13271 // Create a native library symlink only if we have native libraries 13272 // and if the native libraries are 32 bit libraries. We do not provide 13273 // this symlink for 64 bit libraries. 13274 if (pkg.applicationInfo.primaryCpuAbi != null && 13275 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13276 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13277 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13278 nativeLibPath, userId) < 0) { 13279 Slog.w(TAG, "Failed linking native library dir"); 13280 return false; 13281 } 13282 } 13283 13284 return true; 13285 } 13286 13287 /** 13288 * Reverts user permission state changes (permissions and flags) in 13289 * all packages for a given user. 13290 * 13291 * @param userId The device user for which to do a reset. 13292 */ 13293 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 13294 final int packageCount = mPackages.size(); 13295 for (int i = 0; i < packageCount; i++) { 13296 PackageParser.Package pkg = mPackages.valueAt(i); 13297 PackageSetting ps = (PackageSetting) pkg.mExtras; 13298 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13299 } 13300 } 13301 13302 /** 13303 * Reverts user permission state changes (permissions and flags). 13304 * 13305 * @param ps The package for which to reset. 13306 * @param userId The device user for which to do a reset. 13307 */ 13308 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 13309 final PackageSetting ps, final int userId) { 13310 if (ps.pkg == null) { 13311 return; 13312 } 13313 13314 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13315 | FLAG_PERMISSION_USER_FIXED 13316 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13317 13318 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13319 | FLAG_PERMISSION_POLICY_FIXED; 13320 13321 boolean writeInstallPermissions = false; 13322 boolean writeRuntimePermissions = false; 13323 13324 final int permissionCount = ps.pkg.requestedPermissions.size(); 13325 for (int i = 0; i < permissionCount; i++) { 13326 String permission = ps.pkg.requestedPermissions.get(i); 13327 13328 BasePermission bp = mSettings.mPermissions.get(permission); 13329 if (bp == null) { 13330 continue; 13331 } 13332 13333 // If shared user we just reset the state to which only this app contributed. 13334 if (ps.sharedUser != null) { 13335 boolean used = false; 13336 final int packageCount = ps.sharedUser.packages.size(); 13337 for (int j = 0; j < packageCount; j++) { 13338 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13339 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13340 && pkg.pkg.requestedPermissions.contains(permission)) { 13341 used = true; 13342 break; 13343 } 13344 } 13345 if (used) { 13346 continue; 13347 } 13348 } 13349 13350 PermissionsState permissionsState = ps.getPermissionsState(); 13351 13352 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13353 13354 // Always clear the user settable flags. 13355 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13356 bp.name) != null; 13357 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13358 if (hasInstallState) { 13359 writeInstallPermissions = true; 13360 } else { 13361 writeRuntimePermissions = true; 13362 } 13363 } 13364 13365 // Below is only runtime permission handling. 13366 if (!bp.isRuntime()) { 13367 continue; 13368 } 13369 13370 // Never clobber system or policy. 13371 if ((oldFlags & policyOrSystemFlags) != 0) { 13372 continue; 13373 } 13374 13375 // If this permission was granted by default, make sure it is. 13376 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13377 if (permissionsState.grantRuntimePermission(bp, userId) 13378 != PERMISSION_OPERATION_FAILURE) { 13379 writeRuntimePermissions = true; 13380 } 13381 } else { 13382 // Otherwise, reset the permission. 13383 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13384 switch (revokeResult) { 13385 case PERMISSION_OPERATION_SUCCESS: { 13386 writeRuntimePermissions = true; 13387 } break; 13388 13389 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13390 writeRuntimePermissions = true; 13391 // If gids changed for this user, kill all affected packages. 13392 mHandler.post(new Runnable() { 13393 @Override 13394 public void run() { 13395 // This has to happen with no lock held. 13396 killSettingPackagesForUser(ps, userId, 13397 KILL_APP_REASON_GIDS_CHANGED); 13398 } 13399 }); 13400 } break; 13401 } 13402 } 13403 } 13404 13405 // Synchronously write as we are taking permissions away. 13406 if (writeRuntimePermissions) { 13407 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13408 } 13409 13410 // Synchronously write as we are taking permissions away. 13411 if (writeInstallPermissions) { 13412 mSettings.writeLPr(); 13413 } 13414 } 13415 13416 /** 13417 * Remove entries from the keystore daemon. Will only remove it if the 13418 * {@code appId} is valid. 13419 */ 13420 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13421 if (appId < 0) { 13422 return; 13423 } 13424 13425 final KeyStore keyStore = KeyStore.getInstance(); 13426 if (keyStore != null) { 13427 if (userId == UserHandle.USER_ALL) { 13428 for (final int individual : sUserManager.getUserIds()) { 13429 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13430 } 13431 } else { 13432 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13433 } 13434 } else { 13435 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13436 } 13437 } 13438 13439 @Override 13440 public void deleteApplicationCacheFiles(final String packageName, 13441 final IPackageDataObserver observer) { 13442 mContext.enforceCallingOrSelfPermission( 13443 android.Manifest.permission.DELETE_CACHE_FILES, null); 13444 // Queue up an async operation since the package deletion may take a little while. 13445 final int userId = UserHandle.getCallingUserId(); 13446 mHandler.post(new Runnable() { 13447 public void run() { 13448 mHandler.removeCallbacks(this); 13449 final boolean succeded; 13450 synchronized (mInstallLock) { 13451 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13452 } 13453 clearExternalStorageDataSync(packageName, userId, false); 13454 if (observer != null) { 13455 try { 13456 observer.onRemoveCompleted(packageName, succeded); 13457 } catch (RemoteException e) { 13458 Log.i(TAG, "Observer no longer exists."); 13459 } 13460 } //end if observer 13461 } //end run 13462 }); 13463 } 13464 13465 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13466 if (packageName == null) { 13467 Slog.w(TAG, "Attempt to delete null packageName."); 13468 return false; 13469 } 13470 PackageParser.Package p; 13471 synchronized (mPackages) { 13472 p = mPackages.get(packageName); 13473 } 13474 if (p == null) { 13475 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13476 return false; 13477 } 13478 final ApplicationInfo applicationInfo = p.applicationInfo; 13479 if (applicationInfo == null) { 13480 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13481 return false; 13482 } 13483 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13484 if (retCode < 0) { 13485 Slog.w(TAG, "Couldn't remove cache files for package: " 13486 + packageName + " u" + userId); 13487 return false; 13488 } 13489 return true; 13490 } 13491 13492 @Override 13493 public void getPackageSizeInfo(final String packageName, int userHandle, 13494 final IPackageStatsObserver observer) { 13495 mContext.enforceCallingOrSelfPermission( 13496 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13497 if (packageName == null) { 13498 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13499 } 13500 13501 PackageStats stats = new PackageStats(packageName, userHandle); 13502 13503 /* 13504 * Queue up an async operation since the package measurement may take a 13505 * little while. 13506 */ 13507 Message msg = mHandler.obtainMessage(INIT_COPY); 13508 msg.obj = new MeasureParams(stats, observer); 13509 mHandler.sendMessage(msg); 13510 } 13511 13512 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13513 PackageStats pStats) { 13514 if (packageName == null) { 13515 Slog.w(TAG, "Attempt to get size of null packageName."); 13516 return false; 13517 } 13518 PackageParser.Package p; 13519 boolean dataOnly = false; 13520 String libDirRoot = null; 13521 String asecPath = null; 13522 PackageSetting ps = null; 13523 synchronized (mPackages) { 13524 p = mPackages.get(packageName); 13525 ps = mSettings.mPackages.get(packageName); 13526 if(p == null) { 13527 dataOnly = true; 13528 if((ps == null) || (ps.pkg == null)) { 13529 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13530 return false; 13531 } 13532 p = ps.pkg; 13533 } 13534 if (ps != null) { 13535 libDirRoot = ps.legacyNativeLibraryPathString; 13536 } 13537 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13538 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13539 if (secureContainerId != null) { 13540 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13541 } 13542 } 13543 } 13544 String publicSrcDir = null; 13545 if(!dataOnly) { 13546 final ApplicationInfo applicationInfo = p.applicationInfo; 13547 if (applicationInfo == null) { 13548 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13549 return false; 13550 } 13551 if (p.isForwardLocked()) { 13552 publicSrcDir = applicationInfo.getBaseResourcePath(); 13553 } 13554 } 13555 // TODO: extend to measure size of split APKs 13556 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13557 // not just the first level. 13558 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13559 // just the primary. 13560 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13561 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13562 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13563 if (res < 0) { 13564 return false; 13565 } 13566 13567 // Fix-up for forward-locked applications in ASEC containers. 13568 if (!isExternal(p)) { 13569 pStats.codeSize += pStats.externalCodeSize; 13570 pStats.externalCodeSize = 0L; 13571 } 13572 13573 return true; 13574 } 13575 13576 13577 @Override 13578 public void addPackageToPreferred(String packageName) { 13579 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13580 } 13581 13582 @Override 13583 public void removePackageFromPreferred(String packageName) { 13584 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13585 } 13586 13587 @Override 13588 public List<PackageInfo> getPreferredPackages(int flags) { 13589 return new ArrayList<PackageInfo>(); 13590 } 13591 13592 private int getUidTargetSdkVersionLockedLPr(int uid) { 13593 Object obj = mSettings.getUserIdLPr(uid); 13594 if (obj instanceof SharedUserSetting) { 13595 final SharedUserSetting sus = (SharedUserSetting) obj; 13596 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13597 final Iterator<PackageSetting> it = sus.packages.iterator(); 13598 while (it.hasNext()) { 13599 final PackageSetting ps = it.next(); 13600 if (ps.pkg != null) { 13601 int v = ps.pkg.applicationInfo.targetSdkVersion; 13602 if (v < vers) vers = v; 13603 } 13604 } 13605 return vers; 13606 } else if (obj instanceof PackageSetting) { 13607 final PackageSetting ps = (PackageSetting) obj; 13608 if (ps.pkg != null) { 13609 return ps.pkg.applicationInfo.targetSdkVersion; 13610 } 13611 } 13612 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13613 } 13614 13615 @Override 13616 public void addPreferredActivity(IntentFilter filter, int match, 13617 ComponentName[] set, ComponentName activity, int userId) { 13618 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13619 "Adding preferred"); 13620 } 13621 13622 private void addPreferredActivityInternal(IntentFilter filter, int match, 13623 ComponentName[] set, ComponentName activity, boolean always, int userId, 13624 String opname) { 13625 // writer 13626 int callingUid = Binder.getCallingUid(); 13627 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13628 if (filter.countActions() == 0) { 13629 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13630 return; 13631 } 13632 synchronized (mPackages) { 13633 if (mContext.checkCallingOrSelfPermission( 13634 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13635 != PackageManager.PERMISSION_GRANTED) { 13636 if (getUidTargetSdkVersionLockedLPr(callingUid) 13637 < Build.VERSION_CODES.FROYO) { 13638 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13639 + callingUid); 13640 return; 13641 } 13642 mContext.enforceCallingOrSelfPermission( 13643 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13644 } 13645 13646 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13647 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13648 + userId + ":"); 13649 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13650 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13651 scheduleWritePackageRestrictionsLocked(userId); 13652 } 13653 } 13654 13655 @Override 13656 public void replacePreferredActivity(IntentFilter filter, int match, 13657 ComponentName[] set, ComponentName activity, int userId) { 13658 if (filter.countActions() != 1) { 13659 throw new IllegalArgumentException( 13660 "replacePreferredActivity expects filter to have only 1 action."); 13661 } 13662 if (filter.countDataAuthorities() != 0 13663 || filter.countDataPaths() != 0 13664 || filter.countDataSchemes() > 1 13665 || filter.countDataTypes() != 0) { 13666 throw new IllegalArgumentException( 13667 "replacePreferredActivity expects filter to have no data authorities, " + 13668 "paths, or types; and at most one scheme."); 13669 } 13670 13671 final int callingUid = Binder.getCallingUid(); 13672 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13673 synchronized (mPackages) { 13674 if (mContext.checkCallingOrSelfPermission( 13675 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13676 != PackageManager.PERMISSION_GRANTED) { 13677 if (getUidTargetSdkVersionLockedLPr(callingUid) 13678 < Build.VERSION_CODES.FROYO) { 13679 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13680 + Binder.getCallingUid()); 13681 return; 13682 } 13683 mContext.enforceCallingOrSelfPermission( 13684 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13685 } 13686 13687 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13688 if (pir != null) { 13689 // Get all of the existing entries that exactly match this filter. 13690 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13691 if (existing != null && existing.size() == 1) { 13692 PreferredActivity cur = existing.get(0); 13693 if (DEBUG_PREFERRED) { 13694 Slog.i(TAG, "Checking replace of preferred:"); 13695 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13696 if (!cur.mPref.mAlways) { 13697 Slog.i(TAG, " -- CUR; not mAlways!"); 13698 } else { 13699 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13700 Slog.i(TAG, " -- CUR: mSet=" 13701 + Arrays.toString(cur.mPref.mSetComponents)); 13702 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13703 Slog.i(TAG, " -- NEW: mMatch=" 13704 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13705 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13706 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13707 } 13708 } 13709 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13710 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13711 && cur.mPref.sameSet(set)) { 13712 // Setting the preferred activity to what it happens to be already 13713 if (DEBUG_PREFERRED) { 13714 Slog.i(TAG, "Replacing with same preferred activity " 13715 + cur.mPref.mShortComponent + " for user " 13716 + userId + ":"); 13717 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13718 } 13719 return; 13720 } 13721 } 13722 13723 if (existing != null) { 13724 if (DEBUG_PREFERRED) { 13725 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13726 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13727 } 13728 for (int i = 0; i < existing.size(); i++) { 13729 PreferredActivity pa = existing.get(i); 13730 if (DEBUG_PREFERRED) { 13731 Slog.i(TAG, "Removing existing preferred activity " 13732 + pa.mPref.mComponent + ":"); 13733 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13734 } 13735 pir.removeFilter(pa); 13736 } 13737 } 13738 } 13739 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13740 "Replacing preferred"); 13741 } 13742 } 13743 13744 @Override 13745 public void clearPackagePreferredActivities(String packageName) { 13746 final int uid = Binder.getCallingUid(); 13747 // writer 13748 synchronized (mPackages) { 13749 PackageParser.Package pkg = mPackages.get(packageName); 13750 if (pkg == null || pkg.applicationInfo.uid != uid) { 13751 if (mContext.checkCallingOrSelfPermission( 13752 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13753 != PackageManager.PERMISSION_GRANTED) { 13754 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13755 < Build.VERSION_CODES.FROYO) { 13756 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13757 + Binder.getCallingUid()); 13758 return; 13759 } 13760 mContext.enforceCallingOrSelfPermission( 13761 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13762 } 13763 } 13764 13765 int user = UserHandle.getCallingUserId(); 13766 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13767 scheduleWritePackageRestrictionsLocked(user); 13768 } 13769 } 13770 } 13771 13772 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13773 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13774 ArrayList<PreferredActivity> removed = null; 13775 boolean changed = false; 13776 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13777 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13778 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13779 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13780 continue; 13781 } 13782 Iterator<PreferredActivity> it = pir.filterIterator(); 13783 while (it.hasNext()) { 13784 PreferredActivity pa = it.next(); 13785 // Mark entry for removal only if it matches the package name 13786 // and the entry is of type "always". 13787 if (packageName == null || 13788 (pa.mPref.mComponent.getPackageName().equals(packageName) 13789 && pa.mPref.mAlways)) { 13790 if (removed == null) { 13791 removed = new ArrayList<PreferredActivity>(); 13792 } 13793 removed.add(pa); 13794 } 13795 } 13796 if (removed != null) { 13797 for (int j=0; j<removed.size(); j++) { 13798 PreferredActivity pa = removed.get(j); 13799 pir.removeFilter(pa); 13800 } 13801 changed = true; 13802 } 13803 } 13804 return changed; 13805 } 13806 13807 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13808 private void clearIntentFilterVerificationsLPw(int userId) { 13809 final int packageCount = mPackages.size(); 13810 for (int i = 0; i < packageCount; i++) { 13811 PackageParser.Package pkg = mPackages.valueAt(i); 13812 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 13813 } 13814 } 13815 13816 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13817 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13818 if (userId == UserHandle.USER_ALL) { 13819 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13820 sUserManager.getUserIds())) { 13821 for (int oneUserId : sUserManager.getUserIds()) { 13822 scheduleWritePackageRestrictionsLocked(oneUserId); 13823 } 13824 } 13825 } else { 13826 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13827 scheduleWritePackageRestrictionsLocked(userId); 13828 } 13829 } 13830 } 13831 13832 void clearDefaultBrowserIfNeeded(String packageName) { 13833 for (int oneUserId : sUserManager.getUserIds()) { 13834 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13835 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13836 if (packageName.equals(defaultBrowserPackageName)) { 13837 setDefaultBrowserPackageName(null, oneUserId); 13838 } 13839 } 13840 } 13841 13842 @Override 13843 public void resetApplicationPreferences(int userId) { 13844 mContext.enforceCallingOrSelfPermission( 13845 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13846 // writer 13847 synchronized (mPackages) { 13848 final long identity = Binder.clearCallingIdentity(); 13849 try { 13850 clearPackagePreferredActivitiesLPw(null, userId); 13851 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13852 // TODO: We have to reset the default SMS and Phone. This requires 13853 // significant refactoring to keep all default apps in the package 13854 // manager (cleaner but more work) or have the services provide 13855 // callbacks to the package manager to request a default app reset. 13856 applyFactoryDefaultBrowserLPw(userId); 13857 clearIntentFilterVerificationsLPw(userId); 13858 primeDomainVerificationsLPw(userId); 13859 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 13860 scheduleWritePackageRestrictionsLocked(userId); 13861 } finally { 13862 Binder.restoreCallingIdentity(identity); 13863 } 13864 } 13865 } 13866 13867 @Override 13868 public int getPreferredActivities(List<IntentFilter> outFilters, 13869 List<ComponentName> outActivities, String packageName) { 13870 13871 int num = 0; 13872 final int userId = UserHandle.getCallingUserId(); 13873 // reader 13874 synchronized (mPackages) { 13875 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13876 if (pir != null) { 13877 final Iterator<PreferredActivity> it = pir.filterIterator(); 13878 while (it.hasNext()) { 13879 final PreferredActivity pa = it.next(); 13880 if (packageName == null 13881 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13882 && pa.mPref.mAlways)) { 13883 if (outFilters != null) { 13884 outFilters.add(new IntentFilter(pa)); 13885 } 13886 if (outActivities != null) { 13887 outActivities.add(pa.mPref.mComponent); 13888 } 13889 } 13890 } 13891 } 13892 } 13893 13894 return num; 13895 } 13896 13897 @Override 13898 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13899 int userId) { 13900 int callingUid = Binder.getCallingUid(); 13901 if (callingUid != Process.SYSTEM_UID) { 13902 throw new SecurityException( 13903 "addPersistentPreferredActivity can only be run by the system"); 13904 } 13905 if (filter.countActions() == 0) { 13906 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13907 return; 13908 } 13909 synchronized (mPackages) { 13910 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13911 " :"); 13912 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13913 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13914 new PersistentPreferredActivity(filter, activity)); 13915 scheduleWritePackageRestrictionsLocked(userId); 13916 } 13917 } 13918 13919 @Override 13920 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13921 int callingUid = Binder.getCallingUid(); 13922 if (callingUid != Process.SYSTEM_UID) { 13923 throw new SecurityException( 13924 "clearPackagePersistentPreferredActivities can only be run by the system"); 13925 } 13926 ArrayList<PersistentPreferredActivity> removed = null; 13927 boolean changed = false; 13928 synchronized (mPackages) { 13929 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13930 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13931 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13932 .valueAt(i); 13933 if (userId != thisUserId) { 13934 continue; 13935 } 13936 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13937 while (it.hasNext()) { 13938 PersistentPreferredActivity ppa = it.next(); 13939 // Mark entry for removal only if it matches the package name. 13940 if (ppa.mComponent.getPackageName().equals(packageName)) { 13941 if (removed == null) { 13942 removed = new ArrayList<PersistentPreferredActivity>(); 13943 } 13944 removed.add(ppa); 13945 } 13946 } 13947 if (removed != null) { 13948 for (int j=0; j<removed.size(); j++) { 13949 PersistentPreferredActivity ppa = removed.get(j); 13950 ppir.removeFilter(ppa); 13951 } 13952 changed = true; 13953 } 13954 } 13955 13956 if (changed) { 13957 scheduleWritePackageRestrictionsLocked(userId); 13958 } 13959 } 13960 } 13961 13962 /** 13963 * Common machinery for picking apart a restored XML blob and passing 13964 * it to a caller-supplied functor to be applied to the running system. 13965 */ 13966 private void restoreFromXml(XmlPullParser parser, int userId, 13967 String expectedStartTag, BlobXmlRestorer functor) 13968 throws IOException, XmlPullParserException { 13969 int type; 13970 while ((type = parser.next()) != XmlPullParser.START_TAG 13971 && type != XmlPullParser.END_DOCUMENT) { 13972 } 13973 if (type != XmlPullParser.START_TAG) { 13974 // oops didn't find a start tag?! 13975 if (DEBUG_BACKUP) { 13976 Slog.e(TAG, "Didn't find start tag during restore"); 13977 } 13978 return; 13979 } 13980 13981 // this is supposed to be TAG_PREFERRED_BACKUP 13982 if (!expectedStartTag.equals(parser.getName())) { 13983 if (DEBUG_BACKUP) { 13984 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13985 } 13986 return; 13987 } 13988 13989 // skip interfering stuff, then we're aligned with the backing implementation 13990 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13991 functor.apply(parser, userId); 13992 } 13993 13994 private interface BlobXmlRestorer { 13995 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13996 } 13997 13998 /** 13999 * Non-Binder method, support for the backup/restore mechanism: write the 14000 * full set of preferred activities in its canonical XML format. Returns the 14001 * XML output as a byte array, or null if there is none. 14002 */ 14003 @Override 14004 public byte[] getPreferredActivityBackup(int userId) { 14005 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14006 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14007 } 14008 14009 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14010 try { 14011 final XmlSerializer serializer = new FastXmlSerializer(); 14012 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14013 serializer.startDocument(null, true); 14014 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14015 14016 synchronized (mPackages) { 14017 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14018 } 14019 14020 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14021 serializer.endDocument(); 14022 serializer.flush(); 14023 } catch (Exception e) { 14024 if (DEBUG_BACKUP) { 14025 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14026 } 14027 return null; 14028 } 14029 14030 return dataStream.toByteArray(); 14031 } 14032 14033 @Override 14034 public void restorePreferredActivities(byte[] backup, int userId) { 14035 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14036 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14037 } 14038 14039 try { 14040 final XmlPullParser parser = Xml.newPullParser(); 14041 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14042 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14043 new BlobXmlRestorer() { 14044 @Override 14045 public void apply(XmlPullParser parser, int userId) 14046 throws XmlPullParserException, IOException { 14047 synchronized (mPackages) { 14048 mSettings.readPreferredActivitiesLPw(parser, userId); 14049 } 14050 } 14051 } ); 14052 } catch (Exception e) { 14053 if (DEBUG_BACKUP) { 14054 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14055 } 14056 } 14057 } 14058 14059 /** 14060 * Non-Binder method, support for the backup/restore mechanism: write the 14061 * default browser (etc) settings in its canonical XML format. Returns the default 14062 * browser XML representation as a byte array, or null if there is none. 14063 */ 14064 @Override 14065 public byte[] getDefaultAppsBackup(int userId) { 14066 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14067 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14068 } 14069 14070 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14071 try { 14072 final XmlSerializer serializer = new FastXmlSerializer(); 14073 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14074 serializer.startDocument(null, true); 14075 serializer.startTag(null, TAG_DEFAULT_APPS); 14076 14077 synchronized (mPackages) { 14078 mSettings.writeDefaultAppsLPr(serializer, userId); 14079 } 14080 14081 serializer.endTag(null, TAG_DEFAULT_APPS); 14082 serializer.endDocument(); 14083 serializer.flush(); 14084 } catch (Exception e) { 14085 if (DEBUG_BACKUP) { 14086 Slog.e(TAG, "Unable to write default apps for backup", e); 14087 } 14088 return null; 14089 } 14090 14091 return dataStream.toByteArray(); 14092 } 14093 14094 @Override 14095 public void restoreDefaultApps(byte[] backup, int userId) { 14096 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14097 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14098 } 14099 14100 try { 14101 final XmlPullParser parser = Xml.newPullParser(); 14102 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14103 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14104 new BlobXmlRestorer() { 14105 @Override 14106 public void apply(XmlPullParser parser, int userId) 14107 throws XmlPullParserException, IOException { 14108 synchronized (mPackages) { 14109 mSettings.readDefaultAppsLPw(parser, userId); 14110 } 14111 } 14112 } ); 14113 } catch (Exception e) { 14114 if (DEBUG_BACKUP) { 14115 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14116 } 14117 } 14118 } 14119 14120 @Override 14121 public byte[] getIntentFilterVerificationBackup(int userId) { 14122 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14123 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14124 } 14125 14126 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14127 try { 14128 final XmlSerializer serializer = new FastXmlSerializer(); 14129 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14130 serializer.startDocument(null, true); 14131 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14132 14133 synchronized (mPackages) { 14134 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14135 } 14136 14137 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14138 serializer.endDocument(); 14139 serializer.flush(); 14140 } catch (Exception e) { 14141 if (DEBUG_BACKUP) { 14142 Slog.e(TAG, "Unable to write default apps for backup", e); 14143 } 14144 return null; 14145 } 14146 14147 return dataStream.toByteArray(); 14148 } 14149 14150 @Override 14151 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14152 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14153 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14154 } 14155 14156 try { 14157 final XmlPullParser parser = Xml.newPullParser(); 14158 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14159 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14160 new BlobXmlRestorer() { 14161 @Override 14162 public void apply(XmlPullParser parser, int userId) 14163 throws XmlPullParserException, IOException { 14164 synchronized (mPackages) { 14165 mSettings.readAllDomainVerificationsLPr(parser, userId); 14166 mSettings.writeLPr(); 14167 } 14168 } 14169 } ); 14170 } catch (Exception e) { 14171 if (DEBUG_BACKUP) { 14172 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14173 } 14174 } 14175 } 14176 14177 @Override 14178 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14179 int sourceUserId, int targetUserId, int flags) { 14180 mContext.enforceCallingOrSelfPermission( 14181 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14182 int callingUid = Binder.getCallingUid(); 14183 enforceOwnerRights(ownerPackage, callingUid); 14184 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14185 if (intentFilter.countActions() == 0) { 14186 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14187 return; 14188 } 14189 synchronized (mPackages) { 14190 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14191 ownerPackage, targetUserId, flags); 14192 CrossProfileIntentResolver resolver = 14193 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14194 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14195 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14196 if (existing != null) { 14197 int size = existing.size(); 14198 for (int i = 0; i < size; i++) { 14199 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14200 return; 14201 } 14202 } 14203 } 14204 resolver.addFilter(newFilter); 14205 scheduleWritePackageRestrictionsLocked(sourceUserId); 14206 } 14207 } 14208 14209 @Override 14210 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14211 mContext.enforceCallingOrSelfPermission( 14212 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14213 int callingUid = Binder.getCallingUid(); 14214 enforceOwnerRights(ownerPackage, callingUid); 14215 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14216 synchronized (mPackages) { 14217 CrossProfileIntentResolver resolver = 14218 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14219 ArraySet<CrossProfileIntentFilter> set = 14220 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14221 for (CrossProfileIntentFilter filter : set) { 14222 if (filter.getOwnerPackage().equals(ownerPackage)) { 14223 resolver.removeFilter(filter); 14224 } 14225 } 14226 scheduleWritePackageRestrictionsLocked(sourceUserId); 14227 } 14228 } 14229 14230 // Enforcing that callingUid is owning pkg on userId 14231 private void enforceOwnerRights(String pkg, int callingUid) { 14232 // The system owns everything. 14233 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14234 return; 14235 } 14236 int callingUserId = UserHandle.getUserId(callingUid); 14237 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14238 if (pi == null) { 14239 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14240 + callingUserId); 14241 } 14242 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14243 throw new SecurityException("Calling uid " + callingUid 14244 + " does not own package " + pkg); 14245 } 14246 } 14247 14248 @Override 14249 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14250 Intent intent = new Intent(Intent.ACTION_MAIN); 14251 intent.addCategory(Intent.CATEGORY_HOME); 14252 14253 final int callingUserId = UserHandle.getCallingUserId(); 14254 List<ResolveInfo> list = queryIntentActivities(intent, null, 14255 PackageManager.GET_META_DATA, callingUserId); 14256 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14257 true, false, false, callingUserId); 14258 14259 allHomeCandidates.clear(); 14260 if (list != null) { 14261 for (ResolveInfo ri : list) { 14262 allHomeCandidates.add(ri); 14263 } 14264 } 14265 return (preferred == null || preferred.activityInfo == null) 14266 ? null 14267 : new ComponentName(preferred.activityInfo.packageName, 14268 preferred.activityInfo.name); 14269 } 14270 14271 @Override 14272 public void setApplicationEnabledSetting(String appPackageName, 14273 int newState, int flags, int userId, String callingPackage) { 14274 if (!sUserManager.exists(userId)) return; 14275 if (callingPackage == null) { 14276 callingPackage = Integer.toString(Binder.getCallingUid()); 14277 } 14278 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14279 } 14280 14281 @Override 14282 public void setComponentEnabledSetting(ComponentName componentName, 14283 int newState, int flags, int userId) { 14284 if (!sUserManager.exists(userId)) return; 14285 setEnabledSetting(componentName.getPackageName(), 14286 componentName.getClassName(), newState, flags, userId, null); 14287 } 14288 14289 private void setEnabledSetting(final String packageName, String className, int newState, 14290 final int flags, int userId, String callingPackage) { 14291 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14292 || newState == COMPONENT_ENABLED_STATE_ENABLED 14293 || newState == COMPONENT_ENABLED_STATE_DISABLED 14294 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14295 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14296 throw new IllegalArgumentException("Invalid new component state: " 14297 + newState); 14298 } 14299 PackageSetting pkgSetting; 14300 final int uid = Binder.getCallingUid(); 14301 final int permission = mContext.checkCallingOrSelfPermission( 14302 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14303 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14304 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14305 boolean sendNow = false; 14306 boolean isApp = (className == null); 14307 String componentName = isApp ? packageName : className; 14308 int packageUid = -1; 14309 ArrayList<String> components; 14310 14311 // writer 14312 synchronized (mPackages) { 14313 pkgSetting = mSettings.mPackages.get(packageName); 14314 if (pkgSetting == null) { 14315 if (className == null) { 14316 throw new IllegalArgumentException( 14317 "Unknown package: " + packageName); 14318 } 14319 throw new IllegalArgumentException( 14320 "Unknown component: " + packageName 14321 + "/" + className); 14322 } 14323 // Allow root and verify that userId is not being specified by a different user 14324 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14325 throw new SecurityException( 14326 "Permission Denial: attempt to change component state from pid=" 14327 + Binder.getCallingPid() 14328 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14329 } 14330 if (className == null) { 14331 // We're dealing with an application/package level state change 14332 if (pkgSetting.getEnabled(userId) == newState) { 14333 // Nothing to do 14334 return; 14335 } 14336 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14337 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14338 // Don't care about who enables an app. 14339 callingPackage = null; 14340 } 14341 pkgSetting.setEnabled(newState, userId, callingPackage); 14342 // pkgSetting.pkg.mSetEnabled = newState; 14343 } else { 14344 // We're dealing with a component level state change 14345 // First, verify that this is a valid class name. 14346 PackageParser.Package pkg = pkgSetting.pkg; 14347 if (pkg == null || !pkg.hasComponentClassName(className)) { 14348 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14349 throw new IllegalArgumentException("Component class " + className 14350 + " does not exist in " + packageName); 14351 } else { 14352 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14353 + className + " does not exist in " + packageName); 14354 } 14355 } 14356 switch (newState) { 14357 case COMPONENT_ENABLED_STATE_ENABLED: 14358 if (!pkgSetting.enableComponentLPw(className, userId)) { 14359 return; 14360 } 14361 break; 14362 case COMPONENT_ENABLED_STATE_DISABLED: 14363 if (!pkgSetting.disableComponentLPw(className, userId)) { 14364 return; 14365 } 14366 break; 14367 case COMPONENT_ENABLED_STATE_DEFAULT: 14368 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14369 return; 14370 } 14371 break; 14372 default: 14373 Slog.e(TAG, "Invalid new component state: " + newState); 14374 return; 14375 } 14376 } 14377 scheduleWritePackageRestrictionsLocked(userId); 14378 components = mPendingBroadcasts.get(userId, packageName); 14379 final boolean newPackage = components == null; 14380 if (newPackage) { 14381 components = new ArrayList<String>(); 14382 } 14383 if (!components.contains(componentName)) { 14384 components.add(componentName); 14385 } 14386 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14387 sendNow = true; 14388 // Purge entry from pending broadcast list if another one exists already 14389 // since we are sending one right away. 14390 mPendingBroadcasts.remove(userId, packageName); 14391 } else { 14392 if (newPackage) { 14393 mPendingBroadcasts.put(userId, packageName, components); 14394 } 14395 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14396 // Schedule a message 14397 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14398 } 14399 } 14400 } 14401 14402 long callingId = Binder.clearCallingIdentity(); 14403 try { 14404 if (sendNow) { 14405 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14406 sendPackageChangedBroadcast(packageName, 14407 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14408 } 14409 } finally { 14410 Binder.restoreCallingIdentity(callingId); 14411 } 14412 } 14413 14414 private void sendPackageChangedBroadcast(String packageName, 14415 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14416 if (DEBUG_INSTALL) 14417 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14418 + componentNames); 14419 Bundle extras = new Bundle(4); 14420 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14421 String nameList[] = new String[componentNames.size()]; 14422 componentNames.toArray(nameList); 14423 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14424 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14425 extras.putInt(Intent.EXTRA_UID, packageUid); 14426 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14427 new int[] {UserHandle.getUserId(packageUid)}); 14428 } 14429 14430 @Override 14431 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14432 if (!sUserManager.exists(userId)) return; 14433 final int uid = Binder.getCallingUid(); 14434 final int permission = mContext.checkCallingOrSelfPermission( 14435 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14436 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14437 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14438 // writer 14439 synchronized (mPackages) { 14440 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14441 allowedByPermission, uid, userId)) { 14442 scheduleWritePackageRestrictionsLocked(userId); 14443 } 14444 } 14445 } 14446 14447 @Override 14448 public String getInstallerPackageName(String packageName) { 14449 // reader 14450 synchronized (mPackages) { 14451 return mSettings.getInstallerPackageNameLPr(packageName); 14452 } 14453 } 14454 14455 @Override 14456 public int getApplicationEnabledSetting(String packageName, int userId) { 14457 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14458 int uid = Binder.getCallingUid(); 14459 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14460 // reader 14461 synchronized (mPackages) { 14462 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14463 } 14464 } 14465 14466 @Override 14467 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14468 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14469 int uid = Binder.getCallingUid(); 14470 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14471 // reader 14472 synchronized (mPackages) { 14473 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14474 } 14475 } 14476 14477 @Override 14478 public void enterSafeMode() { 14479 enforceSystemOrRoot("Only the system can request entering safe mode"); 14480 14481 if (!mSystemReady) { 14482 mSafeMode = true; 14483 } 14484 } 14485 14486 @Override 14487 public void systemReady() { 14488 mSystemReady = true; 14489 14490 // Read the compatibilty setting when the system is ready. 14491 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14492 mContext.getContentResolver(), 14493 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14494 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14495 if (DEBUG_SETTINGS) { 14496 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14497 } 14498 14499 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14500 14501 synchronized (mPackages) { 14502 // Verify that all of the preferred activity components actually 14503 // exist. It is possible for applications to be updated and at 14504 // that point remove a previously declared activity component that 14505 // had been set as a preferred activity. We try to clean this up 14506 // the next time we encounter that preferred activity, but it is 14507 // possible for the user flow to never be able to return to that 14508 // situation so here we do a sanity check to make sure we haven't 14509 // left any junk around. 14510 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14511 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14512 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14513 removed.clear(); 14514 for (PreferredActivity pa : pir.filterSet()) { 14515 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14516 removed.add(pa); 14517 } 14518 } 14519 if (removed.size() > 0) { 14520 for (int r=0; r<removed.size(); r++) { 14521 PreferredActivity pa = removed.get(r); 14522 Slog.w(TAG, "Removing dangling preferred activity: " 14523 + pa.mPref.mComponent); 14524 pir.removeFilter(pa); 14525 } 14526 mSettings.writePackageRestrictionsLPr( 14527 mSettings.mPreferredActivities.keyAt(i)); 14528 } 14529 } 14530 14531 for (int userId : UserManagerService.getInstance().getUserIds()) { 14532 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14533 grantPermissionsUserIds = ArrayUtils.appendInt( 14534 grantPermissionsUserIds, userId); 14535 } 14536 } 14537 } 14538 sUserManager.systemReady(); 14539 14540 // If we upgraded grant all default permissions before kicking off. 14541 for (int userId : grantPermissionsUserIds) { 14542 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14543 } 14544 14545 // Kick off any messages waiting for system ready 14546 if (mPostSystemReadyMessages != null) { 14547 for (Message msg : mPostSystemReadyMessages) { 14548 msg.sendToTarget(); 14549 } 14550 mPostSystemReadyMessages = null; 14551 } 14552 14553 // Watch for external volumes that come and go over time 14554 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14555 storage.registerListener(mStorageListener); 14556 14557 mInstallerService.systemReady(); 14558 mPackageDexOptimizer.systemReady(); 14559 14560 MountServiceInternal mountServiceInternal = LocalServices.getService( 14561 MountServiceInternal.class); 14562 mountServiceInternal.addExternalStoragePolicy( 14563 new MountServiceInternal.ExternalStorageMountPolicy() { 14564 @Override 14565 public int getMountMode(int uid, String packageName) { 14566 if (Process.isIsolated(uid)) { 14567 return Zygote.MOUNT_EXTERNAL_NONE; 14568 } 14569 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14570 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14571 } 14572 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14573 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14574 } 14575 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14576 return Zygote.MOUNT_EXTERNAL_READ; 14577 } 14578 return Zygote.MOUNT_EXTERNAL_WRITE; 14579 } 14580 14581 @Override 14582 public boolean hasExternalStorage(int uid, String packageName) { 14583 return true; 14584 } 14585 }); 14586 } 14587 14588 @Override 14589 public boolean isSafeMode() { 14590 return mSafeMode; 14591 } 14592 14593 @Override 14594 public boolean hasSystemUidErrors() { 14595 return mHasSystemUidErrors; 14596 } 14597 14598 static String arrayToString(int[] array) { 14599 StringBuffer buf = new StringBuffer(128); 14600 buf.append('['); 14601 if (array != null) { 14602 for (int i=0; i<array.length; i++) { 14603 if (i > 0) buf.append(", "); 14604 buf.append(array[i]); 14605 } 14606 } 14607 buf.append(']'); 14608 return buf.toString(); 14609 } 14610 14611 static class DumpState { 14612 public static final int DUMP_LIBS = 1 << 0; 14613 public static final int DUMP_FEATURES = 1 << 1; 14614 public static final int DUMP_RESOLVERS = 1 << 2; 14615 public static final int DUMP_PERMISSIONS = 1 << 3; 14616 public static final int DUMP_PACKAGES = 1 << 4; 14617 public static final int DUMP_SHARED_USERS = 1 << 5; 14618 public static final int DUMP_MESSAGES = 1 << 6; 14619 public static final int DUMP_PROVIDERS = 1 << 7; 14620 public static final int DUMP_VERIFIERS = 1 << 8; 14621 public static final int DUMP_PREFERRED = 1 << 9; 14622 public static final int DUMP_PREFERRED_XML = 1 << 10; 14623 public static final int DUMP_KEYSETS = 1 << 11; 14624 public static final int DUMP_VERSION = 1 << 12; 14625 public static final int DUMP_INSTALLS = 1 << 13; 14626 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14627 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14628 14629 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14630 14631 private int mTypes; 14632 14633 private int mOptions; 14634 14635 private boolean mTitlePrinted; 14636 14637 private SharedUserSetting mSharedUser; 14638 14639 public boolean isDumping(int type) { 14640 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14641 return true; 14642 } 14643 14644 return (mTypes & type) != 0; 14645 } 14646 14647 public void setDump(int type) { 14648 mTypes |= type; 14649 } 14650 14651 public boolean isOptionEnabled(int option) { 14652 return (mOptions & option) != 0; 14653 } 14654 14655 public void setOptionEnabled(int option) { 14656 mOptions |= option; 14657 } 14658 14659 public boolean onTitlePrinted() { 14660 final boolean printed = mTitlePrinted; 14661 mTitlePrinted = true; 14662 return printed; 14663 } 14664 14665 public boolean getTitlePrinted() { 14666 return mTitlePrinted; 14667 } 14668 14669 public void setTitlePrinted(boolean enabled) { 14670 mTitlePrinted = enabled; 14671 } 14672 14673 public SharedUserSetting getSharedUser() { 14674 return mSharedUser; 14675 } 14676 14677 public void setSharedUser(SharedUserSetting user) { 14678 mSharedUser = user; 14679 } 14680 } 14681 14682 @Override 14683 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14684 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14685 != PackageManager.PERMISSION_GRANTED) { 14686 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14687 + Binder.getCallingPid() 14688 + ", uid=" + Binder.getCallingUid() 14689 + " without permission " 14690 + android.Manifest.permission.DUMP); 14691 return; 14692 } 14693 14694 DumpState dumpState = new DumpState(); 14695 boolean fullPreferred = false; 14696 boolean checkin = false; 14697 14698 String packageName = null; 14699 ArraySet<String> permissionNames = null; 14700 14701 int opti = 0; 14702 while (opti < args.length) { 14703 String opt = args[opti]; 14704 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14705 break; 14706 } 14707 opti++; 14708 14709 if ("-a".equals(opt)) { 14710 // Right now we only know how to print all. 14711 } else if ("-h".equals(opt)) { 14712 pw.println("Package manager dump options:"); 14713 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14714 pw.println(" --checkin: dump for a checkin"); 14715 pw.println(" -f: print details of intent filters"); 14716 pw.println(" -h: print this help"); 14717 pw.println(" cmd may be one of:"); 14718 pw.println(" l[ibraries]: list known shared libraries"); 14719 pw.println(" f[ibraries]: list device features"); 14720 pw.println(" k[eysets]: print known keysets"); 14721 pw.println(" r[esolvers]: dump intent resolvers"); 14722 pw.println(" perm[issions]: dump permissions"); 14723 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14724 pw.println(" pref[erred]: print preferred package settings"); 14725 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14726 pw.println(" prov[iders]: dump content providers"); 14727 pw.println(" p[ackages]: dump installed packages"); 14728 pw.println(" s[hared-users]: dump shared user IDs"); 14729 pw.println(" m[essages]: print collected runtime messages"); 14730 pw.println(" v[erifiers]: print package verifier info"); 14731 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14732 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14733 pw.println(" version: print database version info"); 14734 pw.println(" write: write current settings now"); 14735 pw.println(" installs: details about install sessions"); 14736 pw.println(" <package.name>: info about given package"); 14737 return; 14738 } else if ("--checkin".equals(opt)) { 14739 checkin = true; 14740 } else if ("-f".equals(opt)) { 14741 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14742 } else { 14743 pw.println("Unknown argument: " + opt + "; use -h for help"); 14744 } 14745 } 14746 14747 // Is the caller requesting to dump a particular piece of data? 14748 if (opti < args.length) { 14749 String cmd = args[opti]; 14750 opti++; 14751 // Is this a package name? 14752 if ("android".equals(cmd) || cmd.contains(".")) { 14753 packageName = cmd; 14754 // When dumping a single package, we always dump all of its 14755 // filter information since the amount of data will be reasonable. 14756 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14757 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14758 dumpState.setDump(DumpState.DUMP_LIBS); 14759 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14760 dumpState.setDump(DumpState.DUMP_FEATURES); 14761 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14762 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14763 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14764 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14765 } else if ("permission".equals(cmd)) { 14766 if (opti >= args.length) { 14767 pw.println("Error: permission requires permission name"); 14768 return; 14769 } 14770 permissionNames = new ArraySet<>(); 14771 while (opti < args.length) { 14772 permissionNames.add(args[opti]); 14773 opti++; 14774 } 14775 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14776 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14777 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14778 dumpState.setDump(DumpState.DUMP_PREFERRED); 14779 } else if ("preferred-xml".equals(cmd)) { 14780 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14781 if (opti < args.length && "--full".equals(args[opti])) { 14782 fullPreferred = true; 14783 opti++; 14784 } 14785 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14786 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14787 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14788 dumpState.setDump(DumpState.DUMP_PACKAGES); 14789 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14790 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14791 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14792 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14793 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14794 dumpState.setDump(DumpState.DUMP_MESSAGES); 14795 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14796 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14797 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14798 || "intent-filter-verifiers".equals(cmd)) { 14799 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14800 } else if ("version".equals(cmd)) { 14801 dumpState.setDump(DumpState.DUMP_VERSION); 14802 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14803 dumpState.setDump(DumpState.DUMP_KEYSETS); 14804 } else if ("installs".equals(cmd)) { 14805 dumpState.setDump(DumpState.DUMP_INSTALLS); 14806 } else if ("write".equals(cmd)) { 14807 synchronized (mPackages) { 14808 mSettings.writeLPr(); 14809 pw.println("Settings written."); 14810 return; 14811 } 14812 } 14813 } 14814 14815 if (checkin) { 14816 pw.println("vers,1"); 14817 } 14818 14819 // reader 14820 synchronized (mPackages) { 14821 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14822 if (!checkin) { 14823 if (dumpState.onTitlePrinted()) 14824 pw.println(); 14825 pw.println("Database versions:"); 14826 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 14827 } 14828 } 14829 14830 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14831 if (!checkin) { 14832 if (dumpState.onTitlePrinted()) 14833 pw.println(); 14834 pw.println("Verifiers:"); 14835 pw.print(" Required: "); 14836 pw.print(mRequiredVerifierPackage); 14837 pw.print(" (uid="); 14838 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14839 pw.println(")"); 14840 } else if (mRequiredVerifierPackage != null) { 14841 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14842 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14843 } 14844 } 14845 14846 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14847 packageName == null) { 14848 if (mIntentFilterVerifierComponent != null) { 14849 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14850 if (!checkin) { 14851 if (dumpState.onTitlePrinted()) 14852 pw.println(); 14853 pw.println("Intent Filter Verifier:"); 14854 pw.print(" Using: "); 14855 pw.print(verifierPackageName); 14856 pw.print(" (uid="); 14857 pw.print(getPackageUid(verifierPackageName, 0)); 14858 pw.println(")"); 14859 } else if (verifierPackageName != null) { 14860 pw.print("ifv,"); pw.print(verifierPackageName); 14861 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14862 } 14863 } else { 14864 pw.println(); 14865 pw.println("No Intent Filter Verifier available!"); 14866 } 14867 } 14868 14869 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14870 boolean printedHeader = false; 14871 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14872 while (it.hasNext()) { 14873 String name = it.next(); 14874 SharedLibraryEntry ent = mSharedLibraries.get(name); 14875 if (!checkin) { 14876 if (!printedHeader) { 14877 if (dumpState.onTitlePrinted()) 14878 pw.println(); 14879 pw.println("Libraries:"); 14880 printedHeader = true; 14881 } 14882 pw.print(" "); 14883 } else { 14884 pw.print("lib,"); 14885 } 14886 pw.print(name); 14887 if (!checkin) { 14888 pw.print(" -> "); 14889 } 14890 if (ent.path != null) { 14891 if (!checkin) { 14892 pw.print("(jar) "); 14893 pw.print(ent.path); 14894 } else { 14895 pw.print(",jar,"); 14896 pw.print(ent.path); 14897 } 14898 } else { 14899 if (!checkin) { 14900 pw.print("(apk) "); 14901 pw.print(ent.apk); 14902 } else { 14903 pw.print(",apk,"); 14904 pw.print(ent.apk); 14905 } 14906 } 14907 pw.println(); 14908 } 14909 } 14910 14911 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14912 if (dumpState.onTitlePrinted()) 14913 pw.println(); 14914 if (!checkin) { 14915 pw.println("Features:"); 14916 } 14917 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14918 while (it.hasNext()) { 14919 String name = it.next(); 14920 if (!checkin) { 14921 pw.print(" "); 14922 } else { 14923 pw.print("feat,"); 14924 } 14925 pw.println(name); 14926 } 14927 } 14928 14929 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14930 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14931 : "Activity Resolver Table:", " ", packageName, 14932 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14933 dumpState.setTitlePrinted(true); 14934 } 14935 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14936 : "Receiver Resolver Table:", " ", packageName, 14937 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14938 dumpState.setTitlePrinted(true); 14939 } 14940 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14941 : "Service Resolver Table:", " ", packageName, 14942 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14943 dumpState.setTitlePrinted(true); 14944 } 14945 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14946 : "Provider Resolver Table:", " ", packageName, 14947 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14948 dumpState.setTitlePrinted(true); 14949 } 14950 } 14951 14952 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14953 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14954 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14955 int user = mSettings.mPreferredActivities.keyAt(i); 14956 if (pir.dump(pw, 14957 dumpState.getTitlePrinted() 14958 ? "\nPreferred Activities User " + user + ":" 14959 : "Preferred Activities User " + user + ":", " ", 14960 packageName, true, false)) { 14961 dumpState.setTitlePrinted(true); 14962 } 14963 } 14964 } 14965 14966 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14967 pw.flush(); 14968 FileOutputStream fout = new FileOutputStream(fd); 14969 BufferedOutputStream str = new BufferedOutputStream(fout); 14970 XmlSerializer serializer = new FastXmlSerializer(); 14971 try { 14972 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14973 serializer.startDocument(null, true); 14974 serializer.setFeature( 14975 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14976 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14977 serializer.endDocument(); 14978 serializer.flush(); 14979 } catch (IllegalArgumentException e) { 14980 pw.println("Failed writing: " + e); 14981 } catch (IllegalStateException e) { 14982 pw.println("Failed writing: " + e); 14983 } catch (IOException e) { 14984 pw.println("Failed writing: " + e); 14985 } 14986 } 14987 14988 if (!checkin 14989 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14990 && packageName == null) { 14991 pw.println(); 14992 int count = mSettings.mPackages.size(); 14993 if (count == 0) { 14994 pw.println("No applications!"); 14995 pw.println(); 14996 } else { 14997 final String prefix = " "; 14998 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14999 if (allPackageSettings.size() == 0) { 15000 pw.println("No domain preferred apps!"); 15001 pw.println(); 15002 } else { 15003 pw.println("App verification status:"); 15004 pw.println(); 15005 count = 0; 15006 for (PackageSetting ps : allPackageSettings) { 15007 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15008 if (ivi == null || ivi.getPackageName() == null) continue; 15009 pw.println(prefix + "Package: " + ivi.getPackageName()); 15010 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15011 pw.println(prefix + "Status: " + ivi.getStatusString()); 15012 pw.println(); 15013 count++; 15014 } 15015 if (count == 0) { 15016 pw.println(prefix + "No app verification established."); 15017 pw.println(); 15018 } 15019 for (int userId : sUserManager.getUserIds()) { 15020 pw.println("App linkages for user " + userId + ":"); 15021 pw.println(); 15022 count = 0; 15023 for (PackageSetting ps : allPackageSettings) { 15024 final long status = ps.getDomainVerificationStatusForUser(userId); 15025 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15026 continue; 15027 } 15028 pw.println(prefix + "Package: " + ps.name); 15029 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15030 String statusStr = IntentFilterVerificationInfo. 15031 getStatusStringFromValue(status); 15032 pw.println(prefix + "Status: " + statusStr); 15033 pw.println(); 15034 count++; 15035 } 15036 if (count == 0) { 15037 pw.println(prefix + "No configured app linkages."); 15038 pw.println(); 15039 } 15040 } 15041 } 15042 } 15043 } 15044 15045 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15046 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15047 if (packageName == null && permissionNames == null) { 15048 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15049 if (iperm == 0) { 15050 if (dumpState.onTitlePrinted()) 15051 pw.println(); 15052 pw.println("AppOp Permissions:"); 15053 } 15054 pw.print(" AppOp Permission "); 15055 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15056 pw.println(":"); 15057 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15058 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15059 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15060 } 15061 } 15062 } 15063 } 15064 15065 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15066 boolean printedSomething = false; 15067 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15068 if (packageName != null && !packageName.equals(p.info.packageName)) { 15069 continue; 15070 } 15071 if (!printedSomething) { 15072 if (dumpState.onTitlePrinted()) 15073 pw.println(); 15074 pw.println("Registered ContentProviders:"); 15075 printedSomething = true; 15076 } 15077 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15078 pw.print(" "); pw.println(p.toString()); 15079 } 15080 printedSomething = false; 15081 for (Map.Entry<String, PackageParser.Provider> entry : 15082 mProvidersByAuthority.entrySet()) { 15083 PackageParser.Provider p = entry.getValue(); 15084 if (packageName != null && !packageName.equals(p.info.packageName)) { 15085 continue; 15086 } 15087 if (!printedSomething) { 15088 if (dumpState.onTitlePrinted()) 15089 pw.println(); 15090 pw.println("ContentProvider Authorities:"); 15091 printedSomething = true; 15092 } 15093 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15094 pw.print(" "); pw.println(p.toString()); 15095 if (p.info != null && p.info.applicationInfo != null) { 15096 final String appInfo = p.info.applicationInfo.toString(); 15097 pw.print(" applicationInfo="); pw.println(appInfo); 15098 } 15099 } 15100 } 15101 15102 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15103 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15104 } 15105 15106 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15107 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15108 } 15109 15110 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15111 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15112 } 15113 15114 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15115 // XXX should handle packageName != null by dumping only install data that 15116 // the given package is involved with. 15117 if (dumpState.onTitlePrinted()) pw.println(); 15118 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15119 } 15120 15121 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15122 if (dumpState.onTitlePrinted()) pw.println(); 15123 mSettings.dumpReadMessagesLPr(pw, dumpState); 15124 15125 pw.println(); 15126 pw.println("Package warning messages:"); 15127 BufferedReader in = null; 15128 String line = null; 15129 try { 15130 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15131 while ((line = in.readLine()) != null) { 15132 if (line.contains("ignored: updated version")) continue; 15133 pw.println(line); 15134 } 15135 } catch (IOException ignored) { 15136 } finally { 15137 IoUtils.closeQuietly(in); 15138 } 15139 } 15140 15141 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15142 BufferedReader in = null; 15143 String line = null; 15144 try { 15145 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15146 while ((line = in.readLine()) != null) { 15147 if (line.contains("ignored: updated version")) continue; 15148 pw.print("msg,"); 15149 pw.println(line); 15150 } 15151 } catch (IOException ignored) { 15152 } finally { 15153 IoUtils.closeQuietly(in); 15154 } 15155 } 15156 } 15157 } 15158 15159 private String dumpDomainString(String packageName) { 15160 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15161 List<IntentFilter> filters = getAllIntentFilters(packageName); 15162 15163 ArraySet<String> result = new ArraySet<>(); 15164 if (iviList.size() > 0) { 15165 for (IntentFilterVerificationInfo ivi : iviList) { 15166 for (String host : ivi.getDomains()) { 15167 result.add(host); 15168 } 15169 } 15170 } 15171 if (filters != null && filters.size() > 0) { 15172 for (IntentFilter filter : filters) { 15173 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15174 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15175 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15176 result.addAll(filter.getHostsList()); 15177 } 15178 } 15179 } 15180 15181 StringBuilder sb = new StringBuilder(result.size() * 16); 15182 for (String domain : result) { 15183 if (sb.length() > 0) sb.append(" "); 15184 sb.append(domain); 15185 } 15186 return sb.toString(); 15187 } 15188 15189 // ------- apps on sdcard specific code ------- 15190 static final boolean DEBUG_SD_INSTALL = false; 15191 15192 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15193 15194 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15195 15196 private boolean mMediaMounted = false; 15197 15198 static String getEncryptKey() { 15199 try { 15200 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15201 SD_ENCRYPTION_KEYSTORE_NAME); 15202 if (sdEncKey == null) { 15203 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15204 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15205 if (sdEncKey == null) { 15206 Slog.e(TAG, "Failed to create encryption keys"); 15207 return null; 15208 } 15209 } 15210 return sdEncKey; 15211 } catch (NoSuchAlgorithmException nsae) { 15212 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15213 return null; 15214 } catch (IOException ioe) { 15215 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15216 return null; 15217 } 15218 } 15219 15220 /* 15221 * Update media status on PackageManager. 15222 */ 15223 @Override 15224 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15225 int callingUid = Binder.getCallingUid(); 15226 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15227 throw new SecurityException("Media status can only be updated by the system"); 15228 } 15229 // reader; this apparently protects mMediaMounted, but should probably 15230 // be a different lock in that case. 15231 synchronized (mPackages) { 15232 Log.i(TAG, "Updating external media status from " 15233 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15234 + (mediaStatus ? "mounted" : "unmounted")); 15235 if (DEBUG_SD_INSTALL) 15236 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15237 + ", mMediaMounted=" + mMediaMounted); 15238 if (mediaStatus == mMediaMounted) { 15239 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15240 : 0, -1); 15241 mHandler.sendMessage(msg); 15242 return; 15243 } 15244 mMediaMounted = mediaStatus; 15245 } 15246 // Queue up an async operation since the package installation may take a 15247 // little while. 15248 mHandler.post(new Runnable() { 15249 public void run() { 15250 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15251 } 15252 }); 15253 } 15254 15255 /** 15256 * Called by MountService when the initial ASECs to scan are available. 15257 * Should block until all the ASEC containers are finished being scanned. 15258 */ 15259 public void scanAvailableAsecs() { 15260 updateExternalMediaStatusInner(true, false, false); 15261 if (mShouldRestoreconData) { 15262 SELinuxMMAC.setRestoreconDone(); 15263 mShouldRestoreconData = false; 15264 } 15265 } 15266 15267 /* 15268 * Collect information of applications on external media, map them against 15269 * existing containers and update information based on current mount status. 15270 * Please note that we always have to report status if reportStatus has been 15271 * set to true especially when unloading packages. 15272 */ 15273 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15274 boolean externalStorage) { 15275 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15276 int[] uidArr = EmptyArray.INT; 15277 15278 final String[] list = PackageHelper.getSecureContainerList(); 15279 if (ArrayUtils.isEmpty(list)) { 15280 Log.i(TAG, "No secure containers found"); 15281 } else { 15282 // Process list of secure containers and categorize them 15283 // as active or stale based on their package internal state. 15284 15285 // reader 15286 synchronized (mPackages) { 15287 for (String cid : list) { 15288 // Leave stages untouched for now; installer service owns them 15289 if (PackageInstallerService.isStageName(cid)) continue; 15290 15291 if (DEBUG_SD_INSTALL) 15292 Log.i(TAG, "Processing container " + cid); 15293 String pkgName = getAsecPackageName(cid); 15294 if (pkgName == null) { 15295 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15296 continue; 15297 } 15298 if (DEBUG_SD_INSTALL) 15299 Log.i(TAG, "Looking for pkg : " + pkgName); 15300 15301 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15302 if (ps == null) { 15303 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15304 continue; 15305 } 15306 15307 /* 15308 * Skip packages that are not external if we're unmounting 15309 * external storage. 15310 */ 15311 if (externalStorage && !isMounted && !isExternal(ps)) { 15312 continue; 15313 } 15314 15315 final AsecInstallArgs args = new AsecInstallArgs(cid, 15316 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15317 // The package status is changed only if the code path 15318 // matches between settings and the container id. 15319 if (ps.codePathString != null 15320 && ps.codePathString.startsWith(args.getCodePath())) { 15321 if (DEBUG_SD_INSTALL) { 15322 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15323 + " at code path: " + ps.codePathString); 15324 } 15325 15326 // We do have a valid package installed on sdcard 15327 processCids.put(args, ps.codePathString); 15328 final int uid = ps.appId; 15329 if (uid != -1) { 15330 uidArr = ArrayUtils.appendInt(uidArr, uid); 15331 } 15332 } else { 15333 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15334 + ps.codePathString); 15335 } 15336 } 15337 } 15338 15339 Arrays.sort(uidArr); 15340 } 15341 15342 // Process packages with valid entries. 15343 if (isMounted) { 15344 if (DEBUG_SD_INSTALL) 15345 Log.i(TAG, "Loading packages"); 15346 loadMediaPackages(processCids, uidArr); 15347 startCleaningPackages(); 15348 mInstallerService.onSecureContainersAvailable(); 15349 } else { 15350 if (DEBUG_SD_INSTALL) 15351 Log.i(TAG, "Unloading packages"); 15352 unloadMediaPackages(processCids, uidArr, reportStatus); 15353 } 15354 } 15355 15356 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15357 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15358 final int size = infos.size(); 15359 final String[] packageNames = new String[size]; 15360 final int[] packageUids = new int[size]; 15361 for (int i = 0; i < size; i++) { 15362 final ApplicationInfo info = infos.get(i); 15363 packageNames[i] = info.packageName; 15364 packageUids[i] = info.uid; 15365 } 15366 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15367 finishedReceiver); 15368 } 15369 15370 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15371 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15372 sendResourcesChangedBroadcast(mediaStatus, replacing, 15373 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15374 } 15375 15376 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15377 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15378 int size = pkgList.length; 15379 if (size > 0) { 15380 // Send broadcasts here 15381 Bundle extras = new Bundle(); 15382 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15383 if (uidArr != null) { 15384 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15385 } 15386 if (replacing) { 15387 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15388 } 15389 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15390 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15391 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15392 } 15393 } 15394 15395 /* 15396 * Look at potentially valid container ids from processCids If package 15397 * information doesn't match the one on record or package scanning fails, 15398 * the cid is added to list of removeCids. We currently don't delete stale 15399 * containers. 15400 */ 15401 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15402 ArrayList<String> pkgList = new ArrayList<String>(); 15403 Set<AsecInstallArgs> keys = processCids.keySet(); 15404 15405 for (AsecInstallArgs args : keys) { 15406 String codePath = processCids.get(args); 15407 if (DEBUG_SD_INSTALL) 15408 Log.i(TAG, "Loading container : " + args.cid); 15409 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15410 try { 15411 // Make sure there are no container errors first. 15412 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15413 Slog.e(TAG, "Failed to mount cid : " + args.cid 15414 + " when installing from sdcard"); 15415 continue; 15416 } 15417 // Check code path here. 15418 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15419 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15420 + " does not match one in settings " + codePath); 15421 continue; 15422 } 15423 // Parse package 15424 int parseFlags = mDefParseFlags; 15425 if (args.isExternalAsec()) { 15426 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15427 } 15428 if (args.isFwdLocked()) { 15429 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15430 } 15431 15432 synchronized (mInstallLock) { 15433 PackageParser.Package pkg = null; 15434 try { 15435 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15436 } catch (PackageManagerException e) { 15437 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15438 } 15439 // Scan the package 15440 if (pkg != null) { 15441 /* 15442 * TODO why is the lock being held? doPostInstall is 15443 * called in other places without the lock. This needs 15444 * to be straightened out. 15445 */ 15446 // writer 15447 synchronized (mPackages) { 15448 retCode = PackageManager.INSTALL_SUCCEEDED; 15449 pkgList.add(pkg.packageName); 15450 // Post process args 15451 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15452 pkg.applicationInfo.uid); 15453 } 15454 } else { 15455 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15456 } 15457 } 15458 15459 } finally { 15460 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15461 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15462 } 15463 } 15464 } 15465 // writer 15466 synchronized (mPackages) { 15467 // If the platform SDK has changed since the last time we booted, 15468 // we need to re-grant app permission to catch any new ones that 15469 // appear. This is really a hack, and means that apps can in some 15470 // cases get permissions that the user didn't initially explicitly 15471 // allow... it would be nice to have some better way to handle 15472 // this situation. 15473 final VersionInfo ver = mSettings.getExternalVersion(); 15474 15475 int updateFlags = UPDATE_PERMISSIONS_ALL; 15476 if (ver.sdkVersion != mSdkVersion) { 15477 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15478 + mSdkVersion + "; regranting permissions for external"); 15479 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15480 } 15481 updatePermissionsLPw(null, null, updateFlags); 15482 15483 // Yay, everything is now upgraded 15484 ver.forceCurrent(); 15485 15486 // can downgrade to reader 15487 // Persist settings 15488 mSettings.writeLPr(); 15489 } 15490 // Send a broadcast to let everyone know we are done processing 15491 if (pkgList.size() > 0) { 15492 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15493 } 15494 } 15495 15496 /* 15497 * Utility method to unload a list of specified containers 15498 */ 15499 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15500 // Just unmount all valid containers. 15501 for (AsecInstallArgs arg : cidArgs) { 15502 synchronized (mInstallLock) { 15503 arg.doPostDeleteLI(false); 15504 } 15505 } 15506 } 15507 15508 /* 15509 * Unload packages mounted on external media. This involves deleting package 15510 * data from internal structures, sending broadcasts about diabled packages, 15511 * gc'ing to free up references, unmounting all secure containers 15512 * corresponding to packages on external media, and posting a 15513 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15514 * that we always have to post this message if status has been requested no 15515 * matter what. 15516 */ 15517 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15518 final boolean reportStatus) { 15519 if (DEBUG_SD_INSTALL) 15520 Log.i(TAG, "unloading media packages"); 15521 ArrayList<String> pkgList = new ArrayList<String>(); 15522 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15523 final Set<AsecInstallArgs> keys = processCids.keySet(); 15524 for (AsecInstallArgs args : keys) { 15525 String pkgName = args.getPackageName(); 15526 if (DEBUG_SD_INSTALL) 15527 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15528 // Delete package internally 15529 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15530 synchronized (mInstallLock) { 15531 boolean res = deletePackageLI(pkgName, null, false, null, null, 15532 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15533 if (res) { 15534 pkgList.add(pkgName); 15535 } else { 15536 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15537 failedList.add(args); 15538 } 15539 } 15540 } 15541 15542 // reader 15543 synchronized (mPackages) { 15544 // We didn't update the settings after removing each package; 15545 // write them now for all packages. 15546 mSettings.writeLPr(); 15547 } 15548 15549 // We have to absolutely send UPDATED_MEDIA_STATUS only 15550 // after confirming that all the receivers processed the ordered 15551 // broadcast when packages get disabled, force a gc to clean things up. 15552 // and unload all the containers. 15553 if (pkgList.size() > 0) { 15554 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15555 new IIntentReceiver.Stub() { 15556 public void performReceive(Intent intent, int resultCode, String data, 15557 Bundle extras, boolean ordered, boolean sticky, 15558 int sendingUser) throws RemoteException { 15559 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15560 reportStatus ? 1 : 0, 1, keys); 15561 mHandler.sendMessage(msg); 15562 } 15563 }); 15564 } else { 15565 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15566 keys); 15567 mHandler.sendMessage(msg); 15568 } 15569 } 15570 15571 private void loadPrivatePackages(VolumeInfo vol) { 15572 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15573 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15574 synchronized (mInstallLock) { 15575 synchronized (mPackages) { 15576 final VersionInfo ver = mSettings.findOrCreateVersion(vol.fsUuid); 15577 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15578 for (PackageSetting ps : packages) { 15579 final PackageParser.Package pkg; 15580 try { 15581 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15582 loaded.add(pkg.applicationInfo); 15583 } catch (PackageManagerException e) { 15584 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15585 } 15586 15587 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 15588 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 15589 } 15590 } 15591 15592 int updateFlags = UPDATE_PERMISSIONS_ALL; 15593 if (ver.sdkVersion != mSdkVersion) { 15594 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 15595 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 15596 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 15597 } 15598 updatePermissionsLPw(null, null, updateFlags); 15599 15600 // Yay, everything is now upgraded 15601 ver.forceCurrent(); 15602 15603 mSettings.writeLPr(); 15604 } 15605 } 15606 15607 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15608 sendResourcesChangedBroadcast(true, false, loaded, null); 15609 } 15610 15611 private void unloadPrivatePackages(VolumeInfo vol) { 15612 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15613 synchronized (mInstallLock) { 15614 synchronized (mPackages) { 15615 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15616 for (PackageSetting ps : packages) { 15617 if (ps.pkg == null) continue; 15618 15619 final ApplicationInfo info = ps.pkg.applicationInfo; 15620 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15621 if (deletePackageLI(ps.name, null, false, null, null, 15622 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15623 unloaded.add(info); 15624 } else { 15625 Slog.w(TAG, "Failed to unload " + ps.codePath); 15626 } 15627 } 15628 15629 mSettings.writeLPr(); 15630 } 15631 } 15632 15633 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15634 sendResourcesChangedBroadcast(false, false, unloaded, null); 15635 } 15636 15637 /** 15638 * Examine all users present on given mounted volume, and destroy data 15639 * belonging to users that are no longer valid, or whose user ID has been 15640 * recycled. 15641 */ 15642 private void reconcileUsers(String volumeUuid) { 15643 final File[] files = FileUtils 15644 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 15645 for (File file : files) { 15646 if (!file.isDirectory()) continue; 15647 15648 final int userId; 15649 final UserInfo info; 15650 try { 15651 userId = Integer.parseInt(file.getName()); 15652 info = sUserManager.getUserInfo(userId); 15653 } catch (NumberFormatException e) { 15654 Slog.w(TAG, "Invalid user directory " + file); 15655 continue; 15656 } 15657 15658 boolean destroyUser = false; 15659 if (info == null) { 15660 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15661 + " because no matching user was found"); 15662 destroyUser = true; 15663 } else { 15664 try { 15665 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15666 } catch (IOException e) { 15667 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15668 + " because we failed to enforce serial number: " + e); 15669 destroyUser = true; 15670 } 15671 } 15672 15673 if (destroyUser) { 15674 synchronized (mInstallLock) { 15675 mInstaller.removeUserDataDirs(volumeUuid, userId); 15676 } 15677 } 15678 } 15679 15680 final UserManager um = mContext.getSystemService(UserManager.class); 15681 for (UserInfo user : um.getUsers()) { 15682 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15683 if (userDir.exists()) continue; 15684 15685 try { 15686 UserManagerService.prepareUserDirectory(userDir); 15687 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15688 } catch (IOException e) { 15689 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15690 } 15691 } 15692 } 15693 15694 /** 15695 * Examine all apps present on given mounted volume, and destroy apps that 15696 * aren't expected, either due to uninstallation or reinstallation on 15697 * another volume. 15698 */ 15699 private void reconcileApps(String volumeUuid) { 15700 final File[] files = FileUtils 15701 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 15702 for (File file : files) { 15703 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15704 && !PackageInstallerService.isStageName(file.getName()); 15705 if (!isPackage) { 15706 // Ignore entries which are not packages 15707 continue; 15708 } 15709 15710 boolean destroyApp = false; 15711 String packageName = null; 15712 try { 15713 final PackageLite pkg = PackageParser.parsePackageLite(file, 15714 PackageParser.PARSE_MUST_BE_APK); 15715 packageName = pkg.packageName; 15716 15717 synchronized (mPackages) { 15718 final PackageSetting ps = mSettings.mPackages.get(packageName); 15719 if (ps == null) { 15720 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15721 + volumeUuid + " because we found no install record"); 15722 destroyApp = true; 15723 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15724 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15725 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15726 destroyApp = true; 15727 } 15728 } 15729 15730 } catch (PackageParserException e) { 15731 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15732 destroyApp = true; 15733 } 15734 15735 if (destroyApp) { 15736 synchronized (mInstallLock) { 15737 if (packageName != null) { 15738 removeDataDirsLI(volumeUuid, packageName); 15739 } 15740 if (file.isDirectory()) { 15741 mInstaller.rmPackageDir(file.getAbsolutePath()); 15742 } else { 15743 file.delete(); 15744 } 15745 } 15746 } 15747 } 15748 } 15749 15750 private void unfreezePackage(String packageName) { 15751 synchronized (mPackages) { 15752 final PackageSetting ps = mSettings.mPackages.get(packageName); 15753 if (ps != null) { 15754 ps.frozen = false; 15755 } 15756 } 15757 } 15758 15759 @Override 15760 public int movePackage(final String packageName, final String volumeUuid) { 15761 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15762 15763 final int moveId = mNextMoveId.getAndIncrement(); 15764 try { 15765 movePackageInternal(packageName, volumeUuid, moveId); 15766 } catch (PackageManagerException e) { 15767 Slog.w(TAG, "Failed to move " + packageName, e); 15768 mMoveCallbacks.notifyStatusChanged(moveId, 15769 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15770 } 15771 return moveId; 15772 } 15773 15774 private void movePackageInternal(final String packageName, final String volumeUuid, 15775 final int moveId) throws PackageManagerException { 15776 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15777 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15778 final PackageManager pm = mContext.getPackageManager(); 15779 15780 final boolean currentAsec; 15781 final String currentVolumeUuid; 15782 final File codeFile; 15783 final String installerPackageName; 15784 final String packageAbiOverride; 15785 final int appId; 15786 final String seinfo; 15787 final String label; 15788 15789 // reader 15790 synchronized (mPackages) { 15791 final PackageParser.Package pkg = mPackages.get(packageName); 15792 final PackageSetting ps = mSettings.mPackages.get(packageName); 15793 if (pkg == null || ps == null) { 15794 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15795 } 15796 15797 if (pkg.applicationInfo.isSystemApp()) { 15798 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15799 "Cannot move system application"); 15800 } 15801 15802 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15803 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15804 "Package already moved to " + volumeUuid); 15805 } 15806 15807 final File probe = new File(pkg.codePath); 15808 final File probeOat = new File(probe, "oat"); 15809 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15810 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15811 "Move only supported for modern cluster style installs"); 15812 } 15813 15814 if (ps.frozen) { 15815 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15816 "Failed to move already frozen package"); 15817 } 15818 ps.frozen = true; 15819 15820 currentAsec = pkg.applicationInfo.isForwardLocked() 15821 || pkg.applicationInfo.isExternalAsec(); 15822 currentVolumeUuid = ps.volumeUuid; 15823 codeFile = new File(pkg.codePath); 15824 installerPackageName = ps.installerPackageName; 15825 packageAbiOverride = ps.cpuAbiOverrideString; 15826 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15827 seinfo = pkg.applicationInfo.seinfo; 15828 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15829 } 15830 15831 // Now that we're guarded by frozen state, kill app during move 15832 final long token = Binder.clearCallingIdentity(); 15833 try { 15834 killApplication(packageName, appId, "move pkg"); 15835 } finally { 15836 Binder.restoreCallingIdentity(token); 15837 } 15838 15839 final Bundle extras = new Bundle(); 15840 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15841 extras.putString(Intent.EXTRA_TITLE, label); 15842 mMoveCallbacks.notifyCreated(moveId, extras); 15843 15844 int installFlags; 15845 final boolean moveCompleteApp; 15846 final File measurePath; 15847 15848 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15849 installFlags = INSTALL_INTERNAL; 15850 moveCompleteApp = !currentAsec; 15851 measurePath = Environment.getDataAppDirectory(volumeUuid); 15852 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15853 installFlags = INSTALL_EXTERNAL; 15854 moveCompleteApp = false; 15855 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15856 } else { 15857 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15858 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15859 || !volume.isMountedWritable()) { 15860 unfreezePackage(packageName); 15861 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15862 "Move location not mounted private volume"); 15863 } 15864 15865 Preconditions.checkState(!currentAsec); 15866 15867 installFlags = INSTALL_INTERNAL; 15868 moveCompleteApp = true; 15869 measurePath = Environment.getDataAppDirectory(volumeUuid); 15870 } 15871 15872 final PackageStats stats = new PackageStats(null, -1); 15873 synchronized (mInstaller) { 15874 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15875 unfreezePackage(packageName); 15876 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15877 "Failed to measure package size"); 15878 } 15879 } 15880 15881 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15882 + stats.dataSize); 15883 15884 final long startFreeBytes = measurePath.getFreeSpace(); 15885 final long sizeBytes; 15886 if (moveCompleteApp) { 15887 sizeBytes = stats.codeSize + stats.dataSize; 15888 } else { 15889 sizeBytes = stats.codeSize; 15890 } 15891 15892 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15893 unfreezePackage(packageName); 15894 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15895 "Not enough free space to move"); 15896 } 15897 15898 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15899 15900 final CountDownLatch installedLatch = new CountDownLatch(1); 15901 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15902 @Override 15903 public void onUserActionRequired(Intent intent) throws RemoteException { 15904 throw new IllegalStateException(); 15905 } 15906 15907 @Override 15908 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15909 Bundle extras) throws RemoteException { 15910 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15911 + PackageManager.installStatusToString(returnCode, msg)); 15912 15913 installedLatch.countDown(); 15914 15915 // Regardless of success or failure of the move operation, 15916 // always unfreeze the package 15917 unfreezePackage(packageName); 15918 15919 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15920 switch (status) { 15921 case PackageInstaller.STATUS_SUCCESS: 15922 mMoveCallbacks.notifyStatusChanged(moveId, 15923 PackageManager.MOVE_SUCCEEDED); 15924 break; 15925 case PackageInstaller.STATUS_FAILURE_STORAGE: 15926 mMoveCallbacks.notifyStatusChanged(moveId, 15927 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15928 break; 15929 default: 15930 mMoveCallbacks.notifyStatusChanged(moveId, 15931 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15932 break; 15933 } 15934 } 15935 }; 15936 15937 final MoveInfo move; 15938 if (moveCompleteApp) { 15939 // Kick off a thread to report progress estimates 15940 new Thread() { 15941 @Override 15942 public void run() { 15943 while (true) { 15944 try { 15945 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15946 break; 15947 } 15948 } catch (InterruptedException ignored) { 15949 } 15950 15951 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15952 final int progress = 10 + (int) MathUtils.constrain( 15953 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15954 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15955 } 15956 } 15957 }.start(); 15958 15959 final String dataAppName = codeFile.getName(); 15960 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15961 dataAppName, appId, seinfo); 15962 } else { 15963 move = null; 15964 } 15965 15966 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15967 15968 final Message msg = mHandler.obtainMessage(INIT_COPY); 15969 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15970 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15971 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 15972 mHandler.sendMessage(msg); 15973 } 15974 15975 @Override 15976 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15977 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15978 15979 final int realMoveId = mNextMoveId.getAndIncrement(); 15980 final Bundle extras = new Bundle(); 15981 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15982 mMoveCallbacks.notifyCreated(realMoveId, extras); 15983 15984 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15985 @Override 15986 public void onCreated(int moveId, Bundle extras) { 15987 // Ignored 15988 } 15989 15990 @Override 15991 public void onStatusChanged(int moveId, int status, long estMillis) { 15992 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15993 } 15994 }; 15995 15996 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15997 storage.setPrimaryStorageUuid(volumeUuid, callback); 15998 return realMoveId; 15999 } 16000 16001 @Override 16002 public int getMoveStatus(int moveId) { 16003 mContext.enforceCallingOrSelfPermission( 16004 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16005 return mMoveCallbacks.mLastStatus.get(moveId); 16006 } 16007 16008 @Override 16009 public void registerMoveCallback(IPackageMoveObserver callback) { 16010 mContext.enforceCallingOrSelfPermission( 16011 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16012 mMoveCallbacks.register(callback); 16013 } 16014 16015 @Override 16016 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16017 mContext.enforceCallingOrSelfPermission( 16018 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16019 mMoveCallbacks.unregister(callback); 16020 } 16021 16022 @Override 16023 public boolean setInstallLocation(int loc) { 16024 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16025 null); 16026 if (getInstallLocation() == loc) { 16027 return true; 16028 } 16029 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16030 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16031 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16032 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16033 return true; 16034 } 16035 return false; 16036 } 16037 16038 @Override 16039 public int getInstallLocation() { 16040 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16041 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16042 PackageHelper.APP_INSTALL_AUTO); 16043 } 16044 16045 /** Called by UserManagerService */ 16046 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 16047 mDirtyUsers.remove(userHandle); 16048 mSettings.removeUserLPw(userHandle); 16049 mPendingBroadcasts.remove(userHandle); 16050 if (mInstaller != null) { 16051 // Technically, we shouldn't be doing this with the package lock 16052 // held. However, this is very rare, and there is already so much 16053 // other disk I/O going on, that we'll let it slide for now. 16054 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16055 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16056 final String volumeUuid = vol.getFsUuid(); 16057 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16058 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16059 } 16060 } 16061 mUserNeedsBadging.delete(userHandle); 16062 removeUnusedPackagesLILPw(userManager, userHandle); 16063 } 16064 16065 /** 16066 * We're removing userHandle and would like to remove any downloaded packages 16067 * that are no longer in use by any other user. 16068 * @param userHandle the user being removed 16069 */ 16070 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16071 final boolean DEBUG_CLEAN_APKS = false; 16072 int [] users = userManager.getUserIdsLPr(); 16073 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16074 while (psit.hasNext()) { 16075 PackageSetting ps = psit.next(); 16076 if (ps.pkg == null) { 16077 continue; 16078 } 16079 final String packageName = ps.pkg.packageName; 16080 // Skip over if system app 16081 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16082 continue; 16083 } 16084 if (DEBUG_CLEAN_APKS) { 16085 Slog.i(TAG, "Checking package " + packageName); 16086 } 16087 boolean keep = false; 16088 for (int i = 0; i < users.length; i++) { 16089 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16090 keep = true; 16091 if (DEBUG_CLEAN_APKS) { 16092 Slog.i(TAG, " Keeping package " + packageName + " for user " 16093 + users[i]); 16094 } 16095 break; 16096 } 16097 } 16098 if (!keep) { 16099 if (DEBUG_CLEAN_APKS) { 16100 Slog.i(TAG, " Removing package " + packageName); 16101 } 16102 mHandler.post(new Runnable() { 16103 public void run() { 16104 deletePackageX(packageName, userHandle, 0); 16105 } //end run 16106 }); 16107 } 16108 } 16109 } 16110 16111 /** Called by UserManagerService */ 16112 void createNewUserLILPw(int userHandle) { 16113 if (mInstaller != null) { 16114 mInstaller.createUserConfig(userHandle); 16115 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16116 applyFactoryDefaultBrowserLPw(userHandle); 16117 primeDomainVerificationsLPw(userHandle); 16118 } 16119 } 16120 16121 void newUserCreated(final int userHandle) { 16122 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16123 } 16124 16125 @Override 16126 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16127 mContext.enforceCallingOrSelfPermission( 16128 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16129 "Only package verification agents can read the verifier device identity"); 16130 16131 synchronized (mPackages) { 16132 return mSettings.getVerifierDeviceIdentityLPw(); 16133 } 16134 } 16135 16136 @Override 16137 public void setPermissionEnforced(String permission, boolean enforced) { 16138 // TODO: Now that we no longer change GID for storage, this should to away. 16139 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16140 "setPermissionEnforced"); 16141 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16142 synchronized (mPackages) { 16143 if (mSettings.mReadExternalStorageEnforced == null 16144 || mSettings.mReadExternalStorageEnforced != enforced) { 16145 mSettings.mReadExternalStorageEnforced = enforced; 16146 mSettings.writeLPr(); 16147 } 16148 } 16149 // kill any non-foreground processes so we restart them and 16150 // grant/revoke the GID. 16151 final IActivityManager am = ActivityManagerNative.getDefault(); 16152 if (am != null) { 16153 final long token = Binder.clearCallingIdentity(); 16154 try { 16155 am.killProcessesBelowForeground("setPermissionEnforcement"); 16156 } catch (RemoteException e) { 16157 } finally { 16158 Binder.restoreCallingIdentity(token); 16159 } 16160 } 16161 } else { 16162 throw new IllegalArgumentException("No selective enforcement for " + permission); 16163 } 16164 } 16165 16166 @Override 16167 @Deprecated 16168 public boolean isPermissionEnforced(String permission) { 16169 return true; 16170 } 16171 16172 @Override 16173 public boolean isStorageLow() { 16174 final long token = Binder.clearCallingIdentity(); 16175 try { 16176 final DeviceStorageMonitorInternal 16177 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16178 if (dsm != null) { 16179 return dsm.isMemoryLow(); 16180 } else { 16181 return false; 16182 } 16183 } finally { 16184 Binder.restoreCallingIdentity(token); 16185 } 16186 } 16187 16188 @Override 16189 public IPackageInstaller getPackageInstaller() { 16190 return mInstallerService; 16191 } 16192 16193 private boolean userNeedsBadging(int userId) { 16194 int index = mUserNeedsBadging.indexOfKey(userId); 16195 if (index < 0) { 16196 final UserInfo userInfo; 16197 final long token = Binder.clearCallingIdentity(); 16198 try { 16199 userInfo = sUserManager.getUserInfo(userId); 16200 } finally { 16201 Binder.restoreCallingIdentity(token); 16202 } 16203 final boolean b; 16204 if (userInfo != null && userInfo.isManagedProfile()) { 16205 b = true; 16206 } else { 16207 b = false; 16208 } 16209 mUserNeedsBadging.put(userId, b); 16210 return b; 16211 } 16212 return mUserNeedsBadging.valueAt(index); 16213 } 16214 16215 @Override 16216 public KeySet getKeySetByAlias(String packageName, String alias) { 16217 if (packageName == null || alias == null) { 16218 return null; 16219 } 16220 synchronized(mPackages) { 16221 final PackageParser.Package pkg = mPackages.get(packageName); 16222 if (pkg == null) { 16223 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16224 throw new IllegalArgumentException("Unknown package: " + packageName); 16225 } 16226 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16227 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16228 } 16229 } 16230 16231 @Override 16232 public KeySet getSigningKeySet(String packageName) { 16233 if (packageName == null) { 16234 return null; 16235 } 16236 synchronized(mPackages) { 16237 final PackageParser.Package pkg = mPackages.get(packageName); 16238 if (pkg == null) { 16239 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16240 throw new IllegalArgumentException("Unknown package: " + packageName); 16241 } 16242 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16243 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16244 throw new SecurityException("May not access signing KeySet of other apps."); 16245 } 16246 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16247 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16248 } 16249 } 16250 16251 @Override 16252 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16253 if (packageName == null || ks == null) { 16254 return false; 16255 } 16256 synchronized(mPackages) { 16257 final PackageParser.Package pkg = mPackages.get(packageName); 16258 if (pkg == null) { 16259 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16260 throw new IllegalArgumentException("Unknown package: " + packageName); 16261 } 16262 IBinder ksh = ks.getToken(); 16263 if (ksh instanceof KeySetHandle) { 16264 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16265 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16266 } 16267 return false; 16268 } 16269 } 16270 16271 @Override 16272 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16273 if (packageName == null || ks == null) { 16274 return false; 16275 } 16276 synchronized(mPackages) { 16277 final PackageParser.Package pkg = mPackages.get(packageName); 16278 if (pkg == null) { 16279 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16280 throw new IllegalArgumentException("Unknown package: " + packageName); 16281 } 16282 IBinder ksh = ks.getToken(); 16283 if (ksh instanceof KeySetHandle) { 16284 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16285 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16286 } 16287 return false; 16288 } 16289 } 16290 16291 public void getUsageStatsIfNoPackageUsageInfo() { 16292 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16293 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16294 if (usm == null) { 16295 throw new IllegalStateException("UsageStatsManager must be initialized"); 16296 } 16297 long now = System.currentTimeMillis(); 16298 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16299 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16300 String packageName = entry.getKey(); 16301 PackageParser.Package pkg = mPackages.get(packageName); 16302 if (pkg == null) { 16303 continue; 16304 } 16305 UsageStats usage = entry.getValue(); 16306 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16307 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16308 } 16309 } 16310 } 16311 16312 /** 16313 * Check and throw if the given before/after packages would be considered a 16314 * downgrade. 16315 */ 16316 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16317 throws PackageManagerException { 16318 if (after.versionCode < before.mVersionCode) { 16319 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16320 "Update version code " + after.versionCode + " is older than current " 16321 + before.mVersionCode); 16322 } else if (after.versionCode == before.mVersionCode) { 16323 if (after.baseRevisionCode < before.baseRevisionCode) { 16324 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16325 "Update base revision code " + after.baseRevisionCode 16326 + " is older than current " + before.baseRevisionCode); 16327 } 16328 16329 if (!ArrayUtils.isEmpty(after.splitNames)) { 16330 for (int i = 0; i < after.splitNames.length; i++) { 16331 final String splitName = after.splitNames[i]; 16332 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16333 if (j != -1) { 16334 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16335 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16336 "Update split " + splitName + " revision code " 16337 + after.splitRevisionCodes[i] + " is older than current " 16338 + before.splitRevisionCodes[j]); 16339 } 16340 } 16341 } 16342 } 16343 } 16344 } 16345 16346 private static class MoveCallbacks extends Handler { 16347 private static final int MSG_CREATED = 1; 16348 private static final int MSG_STATUS_CHANGED = 2; 16349 16350 private final RemoteCallbackList<IPackageMoveObserver> 16351 mCallbacks = new RemoteCallbackList<>(); 16352 16353 private final SparseIntArray mLastStatus = new SparseIntArray(); 16354 16355 public MoveCallbacks(Looper looper) { 16356 super(looper); 16357 } 16358 16359 public void register(IPackageMoveObserver callback) { 16360 mCallbacks.register(callback); 16361 } 16362 16363 public void unregister(IPackageMoveObserver callback) { 16364 mCallbacks.unregister(callback); 16365 } 16366 16367 @Override 16368 public void handleMessage(Message msg) { 16369 final SomeArgs args = (SomeArgs) msg.obj; 16370 final int n = mCallbacks.beginBroadcast(); 16371 for (int i = 0; i < n; i++) { 16372 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16373 try { 16374 invokeCallback(callback, msg.what, args); 16375 } catch (RemoteException ignored) { 16376 } 16377 } 16378 mCallbacks.finishBroadcast(); 16379 args.recycle(); 16380 } 16381 16382 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16383 throws RemoteException { 16384 switch (what) { 16385 case MSG_CREATED: { 16386 callback.onCreated(args.argi1, (Bundle) args.arg2); 16387 break; 16388 } 16389 case MSG_STATUS_CHANGED: { 16390 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16391 break; 16392 } 16393 } 16394 } 16395 16396 private void notifyCreated(int moveId, Bundle extras) { 16397 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16398 16399 final SomeArgs args = SomeArgs.obtain(); 16400 args.argi1 = moveId; 16401 args.arg2 = extras; 16402 obtainMessage(MSG_CREATED, args).sendToTarget(); 16403 } 16404 16405 private void notifyStatusChanged(int moveId, int status) { 16406 notifyStatusChanged(moveId, status, -1); 16407 } 16408 16409 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16410 Slog.v(TAG, "Move " + moveId + " status " + status); 16411 16412 final SomeArgs args = SomeArgs.obtain(); 16413 args.argi1 = moveId; 16414 args.argi2 = status; 16415 args.arg3 = estMillis; 16416 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16417 16418 synchronized (mLastStatus) { 16419 mLastStatus.put(moveId, status); 16420 } 16421 } 16422 } 16423 16424 private final class OnPermissionChangeListeners extends Handler { 16425 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16426 16427 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16428 new RemoteCallbackList<>(); 16429 16430 public OnPermissionChangeListeners(Looper looper) { 16431 super(looper); 16432 } 16433 16434 @Override 16435 public void handleMessage(Message msg) { 16436 switch (msg.what) { 16437 case MSG_ON_PERMISSIONS_CHANGED: { 16438 final int uid = msg.arg1; 16439 handleOnPermissionsChanged(uid); 16440 } break; 16441 } 16442 } 16443 16444 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16445 mPermissionListeners.register(listener); 16446 16447 } 16448 16449 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16450 mPermissionListeners.unregister(listener); 16451 } 16452 16453 public void onPermissionsChanged(int uid) { 16454 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16455 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16456 } 16457 } 16458 16459 private void handleOnPermissionsChanged(int uid) { 16460 final int count = mPermissionListeners.beginBroadcast(); 16461 try { 16462 for (int i = 0; i < count; i++) { 16463 IOnPermissionsChangeListener callback = mPermissionListeners 16464 .getBroadcastItem(i); 16465 try { 16466 callback.onPermissionsChanged(uid); 16467 } catch (RemoteException e) { 16468 Log.e(TAG, "Permission listener is dead", e); 16469 } 16470 } 16471 } finally { 16472 mPermissionListeners.finishBroadcast(); 16473 } 16474 } 16475 } 16476 16477 private class PackageManagerInternalImpl extends PackageManagerInternal { 16478 @Override 16479 public void setLocationPackagesProvider(PackagesProvider provider) { 16480 synchronized (mPackages) { 16481 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16482 } 16483 } 16484 16485 @Override 16486 public void setImePackagesProvider(PackagesProvider provider) { 16487 synchronized (mPackages) { 16488 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16489 } 16490 } 16491 16492 @Override 16493 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16494 synchronized (mPackages) { 16495 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16496 } 16497 } 16498 16499 @Override 16500 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16501 synchronized (mPackages) { 16502 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16503 } 16504 } 16505 16506 @Override 16507 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16508 synchronized (mPackages) { 16509 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16510 } 16511 } 16512 16513 @Override 16514 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16515 synchronized (mPackages) { 16516 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16517 } 16518 } 16519 16520 @Override 16521 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16522 synchronized (mPackages) { 16523 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16524 packageName, userId); 16525 } 16526 } 16527 16528 @Override 16529 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16530 synchronized (mPackages) { 16531 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16532 packageName, userId); 16533 } 16534 } 16535 } 16536 16537 @Override 16538 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16539 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16540 synchronized (mPackages) { 16541 final long identity = Binder.clearCallingIdentity(); 16542 try { 16543 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16544 packageNames, userId); 16545 } finally { 16546 Binder.restoreCallingIdentity(identity); 16547 } 16548 } 16549 } 16550 16551 private static void enforceSystemOrPhoneCaller(String tag) { 16552 int callingUid = Binder.getCallingUid(); 16553 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16554 throw new SecurityException( 16555 "Cannot call " + tag + " from UID " + callingUid); 16556 } 16557 } 16558} 16559