PackageManagerService.java revision cdfd230a392d0f0557a3a5bada221b7a05113392
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.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_EXTERNAL_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.INSTALL_EXTERNAL; 28import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 29import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 32import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 36import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 37import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 38import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 39import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 43import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 44import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 46import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 47import static android.content.pm.PackageManager.INSTALL_INTERNAL; 48import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 49import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 52import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 53import static android.content.pm.PackageManager.MATCH_ALL; 54import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 55import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 56import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 57import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 58import static android.content.pm.PackageManager.PERMISSION_GRANTED; 59import static android.content.pm.PackageParser.isApkFile; 60import static android.os.Process.PACKAGE_INFO_GID; 61import static android.os.Process.SYSTEM_UID; 62import static android.system.OsConstants.O_CREAT; 63import static android.system.OsConstants.O_RDWR; 64import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 65import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 66import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 67import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 68import static com.android.internal.util.ArrayUtils.appendInt; 69import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 70import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 71import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 72import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 73import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 74 75import android.Manifest; 76import android.app.ActivityManager; 77import android.app.ActivityManagerNative; 78import android.app.AppGlobals; 79import android.app.IActivityManager; 80import android.app.admin.IDevicePolicyManager; 81import android.app.backup.IBackupManager; 82import android.app.usage.UsageStats; 83import android.app.usage.UsageStatsManager; 84import android.content.BroadcastReceiver; 85import android.content.ComponentName; 86import android.content.Context; 87import android.content.IIntentReceiver; 88import android.content.Intent; 89import android.content.IntentFilter; 90import android.content.IntentSender; 91import android.content.IntentSender.SendIntentException; 92import android.content.ServiceConnection; 93import android.content.pm.ActivityInfo; 94import android.content.pm.ApplicationInfo; 95import android.content.pm.FeatureInfo; 96import android.content.pm.IOnPermissionsChangeListener; 97import android.content.pm.IPackageDataObserver; 98import android.content.pm.IPackageDeleteObserver; 99import android.content.pm.IPackageDeleteObserver2; 100import android.content.pm.IPackageInstallObserver2; 101import android.content.pm.IPackageInstaller; 102import android.content.pm.IPackageManager; 103import android.content.pm.IPackageMoveObserver; 104import android.content.pm.IPackageStatsObserver; 105import android.content.pm.InstrumentationInfo; 106import android.content.pm.IntentFilterVerificationInfo; 107import android.content.pm.KeySet; 108import android.content.pm.ManifestDigest; 109import android.content.pm.PackageCleanItem; 110import android.content.pm.PackageInfo; 111import android.content.pm.PackageInfoLite; 112import android.content.pm.PackageInstaller; 113import android.content.pm.PackageManager; 114import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 115import android.content.pm.PackageManagerInternal; 116import android.content.pm.PackageParser; 117import android.content.pm.PackageParser.ActivityIntentInfo; 118import android.content.pm.PackageParser.PackageLite; 119import android.content.pm.PackageParser.PackageParserException; 120import android.content.pm.PackageStats; 121import android.content.pm.PackageUserState; 122import android.content.pm.ParceledListSlice; 123import android.content.pm.PermissionGroupInfo; 124import android.content.pm.PermissionInfo; 125import android.content.pm.ProviderInfo; 126import android.content.pm.ResolveInfo; 127import android.content.pm.ServiceInfo; 128import android.content.pm.Signature; 129import android.content.pm.UserInfo; 130import android.content.pm.VerificationParams; 131import android.content.pm.VerifierDeviceIdentity; 132import android.content.pm.VerifierInfo; 133import android.content.res.Resources; 134import android.hardware.display.DisplayManager; 135import android.net.Uri; 136import android.os.Binder; 137import android.os.Build; 138import android.os.Bundle; 139import android.os.Debug; 140import android.os.Environment; 141import android.os.Environment.UserEnvironment; 142import android.os.FileUtils; 143import android.os.Handler; 144import android.os.IBinder; 145import android.os.Looper; 146import android.os.Message; 147import android.os.Parcel; 148import android.os.ParcelFileDescriptor; 149import android.os.Process; 150import android.os.RemoteCallbackList; 151import android.os.RemoteException; 152import android.os.SELinux; 153import android.os.ServiceManager; 154import android.os.SystemClock; 155import android.os.SystemProperties; 156import android.os.UserHandle; 157import android.os.UserManager; 158import android.os.storage.IMountService; 159import android.os.storage.StorageEventListener; 160import android.os.storage.StorageManager; 161import android.os.storage.VolumeInfo; 162import android.os.storage.VolumeRecord; 163import android.security.KeyStore; 164import android.security.SystemKeyStore; 165import android.system.ErrnoException; 166import android.system.Os; 167import android.system.StructStat; 168import android.text.TextUtils; 169import android.text.format.DateUtils; 170import android.util.ArrayMap; 171import android.util.ArraySet; 172import android.util.AtomicFile; 173import android.util.DisplayMetrics; 174import android.util.EventLog; 175import android.util.ExceptionUtils; 176import android.util.Log; 177import android.util.LogPrinter; 178import android.util.MathUtils; 179import android.util.PrintStreamPrinter; 180import android.util.Slog; 181import android.util.SparseArray; 182import android.util.SparseBooleanArray; 183import android.util.SparseIntArray; 184import android.util.Xml; 185import android.view.Display; 186 187import dalvik.system.DexFile; 188import dalvik.system.VMRuntime; 189 190import libcore.io.IoUtils; 191import libcore.util.EmptyArray; 192 193import com.android.internal.R; 194import com.android.internal.app.IMediaContainerService; 195import com.android.internal.app.ResolverActivity; 196import com.android.internal.content.NativeLibraryHelper; 197import com.android.internal.content.PackageHelper; 198import com.android.internal.os.IParcelFileDescriptorFactory; 199import com.android.internal.os.SomeArgs; 200import com.android.internal.os.Zygote; 201import com.android.internal.util.ArrayUtils; 202import com.android.internal.util.FastPrintWriter; 203import com.android.internal.util.FastXmlSerializer; 204import com.android.internal.util.IndentingPrintWriter; 205import com.android.internal.util.Preconditions; 206import com.android.server.EventLogTags; 207import com.android.server.FgThread; 208import com.android.server.IntentResolver; 209import com.android.server.LocalServices; 210import com.android.server.ServiceThread; 211import com.android.server.SystemConfig; 212import com.android.server.Watchdog; 213import com.android.server.pm.PermissionsState.PermissionState; 214import com.android.server.pm.Settings.DatabaseVersion; 215import com.android.server.storage.DeviceStorageMonitorInternal; 216 217import org.xmlpull.v1.XmlPullParser; 218import org.xmlpull.v1.XmlPullParserException; 219import org.xmlpull.v1.XmlSerializer; 220 221import java.io.BufferedInputStream; 222import java.io.BufferedOutputStream; 223import java.io.BufferedReader; 224import java.io.ByteArrayInputStream; 225import java.io.ByteArrayOutputStream; 226import java.io.File; 227import java.io.FileDescriptor; 228import java.io.FileNotFoundException; 229import java.io.FileOutputStream; 230import java.io.FileReader; 231import java.io.FilenameFilter; 232import java.io.IOException; 233import java.io.InputStream; 234import java.io.PrintWriter; 235import java.nio.charset.StandardCharsets; 236import java.security.NoSuchAlgorithmException; 237import java.security.PublicKey; 238import java.security.cert.CertificateEncodingException; 239import java.security.cert.CertificateException; 240import java.text.SimpleDateFormat; 241import java.util.ArrayList; 242import java.util.Arrays; 243import java.util.Collection; 244import java.util.Collections; 245import java.util.Comparator; 246import java.util.Date; 247import java.util.Iterator; 248import java.util.List; 249import java.util.Map; 250import java.util.Objects; 251import java.util.Set; 252import java.util.concurrent.CountDownLatch; 253import java.util.concurrent.TimeUnit; 254import java.util.concurrent.atomic.AtomicBoolean; 255import java.util.concurrent.atomic.AtomicInteger; 256import java.util.concurrent.atomic.AtomicLong; 257 258/** 259 * Keep track of all those .apks everywhere. 260 * 261 * This is very central to the platform's security; please run the unit 262 * tests whenever making modifications here: 263 * 264mmm frameworks/base/tests/AndroidTests 265adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 266adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 267 * 268 * {@hide} 269 */ 270public class PackageManagerService extends IPackageManager.Stub { 271 static final String TAG = "PackageManager"; 272 static final boolean DEBUG_SETTINGS = false; 273 static final boolean DEBUG_PREFERRED = false; 274 static final boolean DEBUG_UPGRADE = false; 275 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 276 private static final boolean DEBUG_BACKUP = true; 277 private static final boolean DEBUG_INSTALL = false; 278 private static final boolean DEBUG_REMOVE = false; 279 private static final boolean DEBUG_BROADCASTS = false; 280 private static final boolean DEBUG_SHOW_INFO = false; 281 private static final boolean DEBUG_PACKAGE_INFO = false; 282 private static final boolean DEBUG_INTENT_MATCHING = false; 283 private static final boolean DEBUG_PACKAGE_SCANNING = false; 284 private static final boolean DEBUG_VERIFY = false; 285 private static final boolean DEBUG_DEXOPT = false; 286 private static final boolean DEBUG_ABI_SELECTION = false; 287 288 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 289 290 private static final int RADIO_UID = Process.PHONE_UID; 291 private static final int LOG_UID = Process.LOG_UID; 292 private static final int NFC_UID = Process.NFC_UID; 293 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 294 private static final int SHELL_UID = Process.SHELL_UID; 295 296 // Cap the size of permission trees that 3rd party apps can define 297 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 298 299 // Suffix used during package installation when copying/moving 300 // package apks to install directory. 301 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 302 303 static final int SCAN_NO_DEX = 1<<1; 304 static final int SCAN_FORCE_DEX = 1<<2; 305 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 306 static final int SCAN_NEW_INSTALL = 1<<4; 307 static final int SCAN_NO_PATHS = 1<<5; 308 static final int SCAN_UPDATE_TIME = 1<<6; 309 static final int SCAN_DEFER_DEX = 1<<7; 310 static final int SCAN_BOOTING = 1<<8; 311 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 312 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 313 static final int SCAN_REQUIRE_KNOWN = 1<<12; 314 static final int SCAN_MOVE = 1<<13; 315 static final int SCAN_INITIAL = 1<<14; 316 317 static final int REMOVE_CHATTY = 1<<16; 318 319 private static final int[] EMPTY_INT_ARRAY = new int[0]; 320 321 /** 322 * Timeout (in milliseconds) after which the watchdog should declare that 323 * our handler thread is wedged. The usual default for such things is one 324 * minute but we sometimes do very lengthy I/O operations on this thread, 325 * such as installing multi-gigabyte applications, so ours needs to be longer. 326 */ 327 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 328 329 /** 330 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 331 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 332 * settings entry if available, otherwise we use the hardcoded default. If it's been 333 * more than this long since the last fstrim, we force one during the boot sequence. 334 * 335 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 336 * one gets run at the next available charging+idle time. This final mandatory 337 * no-fstrim check kicks in only of the other scheduling criteria is never met. 338 */ 339 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 340 341 /** 342 * Whether verification is enabled by default. 343 */ 344 private static final boolean DEFAULT_VERIFY_ENABLE = true; 345 346 /** 347 * The default maximum time to wait for the verification agent to return in 348 * milliseconds. 349 */ 350 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 351 352 /** 353 * The default response for package verification timeout. 354 * 355 * This can be either PackageManager.VERIFICATION_ALLOW or 356 * PackageManager.VERIFICATION_REJECT. 357 */ 358 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 359 360 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 361 362 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 363 DEFAULT_CONTAINER_PACKAGE, 364 "com.android.defcontainer.DefaultContainerService"); 365 366 private static final String KILL_APP_REASON_GIDS_CHANGED = 367 "permission grant or revoke changed gids"; 368 369 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 370 "permissions revoked"; 371 372 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 373 374 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 375 376 /** Permission grant: not grant the permission. */ 377 private static final int GRANT_DENIED = 1; 378 379 /** Permission grant: grant the permission as an install permission. */ 380 private static final int GRANT_INSTALL = 2; 381 382 /** Permission grant: grant the permission as an install permission for a legacy app. */ 383 private static final int GRANT_INSTALL_LEGACY = 3; 384 385 /** Permission grant: grant the permission as a runtime one. */ 386 private static final int GRANT_RUNTIME = 4; 387 388 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 389 private static final int GRANT_UPGRADE = 5; 390 391 final ServiceThread mHandlerThread; 392 393 final PackageHandler mHandler; 394 395 /** 396 * Messages for {@link #mHandler} that need to wait for system ready before 397 * being dispatched. 398 */ 399 private ArrayList<Message> mPostSystemReadyMessages; 400 401 final int mSdkVersion = Build.VERSION.SDK_INT; 402 403 final Context mContext; 404 final boolean mFactoryTest; 405 final boolean mOnlyCore; 406 final boolean mLazyDexOpt; 407 final long mDexOptLRUThresholdInMills; 408 final DisplayMetrics mMetrics; 409 final int mDefParseFlags; 410 final String[] mSeparateProcesses; 411 final boolean mIsUpgrade; 412 413 // This is where all application persistent data goes. 414 final File mAppDataDir; 415 416 // This is where all application persistent data goes for secondary users. 417 final File mUserAppDataDir; 418 419 /** The location for ASEC container files on internal storage. */ 420 final String mAsecInternalPath; 421 422 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 423 // LOCK HELD. Can be called with mInstallLock held. 424 final Installer mInstaller; 425 426 /** Directory where installed third-party apps stored */ 427 final File mAppInstallDir; 428 429 /** 430 * Directory to which applications installed internally have their 431 * 32 bit native libraries copied. 432 */ 433 private File mAppLib32InstallDir; 434 435 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 436 // apps. 437 final File mDrmAppPrivateInstallDir; 438 439 // ---------------------------------------------------------------- 440 441 // Lock for state used when installing and doing other long running 442 // operations. Methods that must be called with this lock held have 443 // the suffix "LI". 444 final Object mInstallLock = new Object(); 445 446 // ---------------------------------------------------------------- 447 448 // Keys are String (package name), values are Package. This also serves 449 // as the lock for the global state. Methods that must be called with 450 // this lock held have the prefix "LP". 451 final ArrayMap<String, PackageParser.Package> mPackages = 452 new ArrayMap<String, PackageParser.Package>(); 453 454 // Tracks available target package names -> overlay package paths. 455 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 456 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 457 458 final Settings mSettings; 459 boolean mRestoredSettings; 460 461 // System configuration read by SystemConfig. 462 final int[] mGlobalGids; 463 final SparseArray<ArraySet<String>> mSystemPermissions; 464 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 465 466 // If mac_permissions.xml was found for seinfo labeling. 467 boolean mFoundPolicyFile; 468 469 // If a recursive restorecon of /data/data/<pkg> is needed. 470 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 471 472 public static final class SharedLibraryEntry { 473 public final String path; 474 public final String apk; 475 476 SharedLibraryEntry(String _path, String _apk) { 477 path = _path; 478 apk = _apk; 479 } 480 } 481 482 // Currently known shared libraries. 483 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 484 new ArrayMap<String, SharedLibraryEntry>(); 485 486 // All available activities, for your resolving pleasure. 487 final ActivityIntentResolver mActivities = 488 new ActivityIntentResolver(); 489 490 // All available receivers, for your resolving pleasure. 491 final ActivityIntentResolver mReceivers = 492 new ActivityIntentResolver(); 493 494 // All available services, for your resolving pleasure. 495 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 496 497 // All available providers, for your resolving pleasure. 498 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 499 500 // Mapping from provider base names (first directory in content URI codePath) 501 // to the provider information. 502 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 503 new ArrayMap<String, PackageParser.Provider>(); 504 505 // Mapping from instrumentation class names to info about them. 506 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 507 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 508 509 // Mapping from permission names to info about them. 510 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 511 new ArrayMap<String, PackageParser.PermissionGroup>(); 512 513 // Packages whose data we have transfered into another package, thus 514 // should no longer exist. 515 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 516 517 // Broadcast actions that are only available to the system. 518 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 519 520 /** List of packages waiting for verification. */ 521 final SparseArray<PackageVerificationState> mPendingVerification 522 = new SparseArray<PackageVerificationState>(); 523 524 /** Set of packages associated with each app op permission. */ 525 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 526 527 final PackageInstallerService mInstallerService; 528 529 private final PackageDexOptimizer mPackageDexOptimizer; 530 531 private AtomicInteger mNextMoveId = new AtomicInteger(); 532 private final MoveCallbacks mMoveCallbacks; 533 534 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 535 536 // Cache of users who need badging. 537 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 538 539 /** Token for keys in mPendingVerification. */ 540 private int mPendingVerificationToken = 0; 541 542 volatile boolean mSystemReady; 543 volatile boolean mSafeMode; 544 volatile boolean mHasSystemUidErrors; 545 546 ApplicationInfo mAndroidApplication; 547 final ActivityInfo mResolveActivity = new ActivityInfo(); 548 final ResolveInfo mResolveInfo = new ResolveInfo(); 549 ComponentName mResolveComponentName; 550 PackageParser.Package mPlatformPackage; 551 ComponentName mCustomResolverComponentName; 552 553 boolean mResolverReplaced = false; 554 555 private final ComponentName mIntentFilterVerifierComponent; 556 private int mIntentFilterVerificationToken = 0; 557 558 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 559 = new SparseArray<IntentFilterVerificationState>(); 560 561 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 562 new DefaultPermissionGrantPolicy(this); 563 564 private static class IFVerificationParams { 565 PackageParser.Package pkg; 566 boolean replacing; 567 int userId; 568 int verifierUid; 569 570 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 571 int _userId, int _verifierUid) { 572 pkg = _pkg; 573 replacing = _replacing; 574 userId = _userId; 575 replacing = _replacing; 576 verifierUid = _verifierUid; 577 } 578 } 579 580 private interface IntentFilterVerifier<T extends IntentFilter> { 581 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 582 T filter, String packageName); 583 void startVerifications(int userId); 584 void receiveVerificationResponse(int verificationId); 585 } 586 587 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 588 private Context mContext; 589 private ComponentName mIntentFilterVerifierComponent; 590 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 591 592 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 593 mContext = context; 594 mIntentFilterVerifierComponent = verifierComponent; 595 } 596 597 private String getDefaultScheme() { 598 return IntentFilter.SCHEME_HTTPS; 599 } 600 601 @Override 602 public void startVerifications(int userId) { 603 // Launch verifications requests 604 int count = mCurrentIntentFilterVerifications.size(); 605 for (int n=0; n<count; n++) { 606 int verificationId = mCurrentIntentFilterVerifications.get(n); 607 final IntentFilterVerificationState ivs = 608 mIntentFilterVerificationStates.get(verificationId); 609 610 String packageName = ivs.getPackageName(); 611 612 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 613 final int filterCount = filters.size(); 614 ArraySet<String> domainsSet = new ArraySet<>(); 615 for (int m=0; m<filterCount; m++) { 616 PackageParser.ActivityIntentInfo filter = filters.get(m); 617 domainsSet.addAll(filter.getHostsList()); 618 } 619 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 620 synchronized (mPackages) { 621 if (mSettings.createIntentFilterVerificationIfNeededLPw( 622 packageName, domainsList) != null) { 623 scheduleWriteSettingsLocked(); 624 } 625 } 626 sendVerificationRequest(userId, verificationId, ivs); 627 } 628 mCurrentIntentFilterVerifications.clear(); 629 } 630 631 private void sendVerificationRequest(int userId, int verificationId, 632 IntentFilterVerificationState ivs) { 633 634 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 635 verificationIntent.putExtra( 636 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 637 verificationId); 638 verificationIntent.putExtra( 639 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 640 getDefaultScheme()); 641 verificationIntent.putExtra( 642 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 643 ivs.getHostsString()); 644 verificationIntent.putExtra( 645 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 646 ivs.getPackageName()); 647 verificationIntent.setComponent(mIntentFilterVerifierComponent); 648 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 649 650 UserHandle user = new UserHandle(userId); 651 mContext.sendBroadcastAsUser(verificationIntent, user); 652 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 653 "Sending IntentFilter verification broadcast"); 654 } 655 656 public void receiveVerificationResponse(int verificationId) { 657 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 658 659 final boolean verified = ivs.isVerified(); 660 661 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 662 final int count = filters.size(); 663 if (DEBUG_DOMAIN_VERIFICATION) { 664 Slog.i(TAG, "Received verification response " + verificationId 665 + " for " + count + " filters, verified=" + verified); 666 } 667 for (int n=0; n<count; n++) { 668 PackageParser.ActivityIntentInfo filter = filters.get(n); 669 filter.setVerified(verified); 670 671 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 672 + " verified with result:" + verified + " and hosts:" 673 + ivs.getHostsString()); 674 } 675 676 mIntentFilterVerificationStates.remove(verificationId); 677 678 final String packageName = ivs.getPackageName(); 679 IntentFilterVerificationInfo ivi = null; 680 681 synchronized (mPackages) { 682 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 683 } 684 if (ivi == null) { 685 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 686 + verificationId + " packageName:" + packageName); 687 return; 688 } 689 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 690 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 691 692 synchronized (mPackages) { 693 if (verified) { 694 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 695 } else { 696 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 697 } 698 scheduleWriteSettingsLocked(); 699 700 final int userId = ivs.getUserId(); 701 if (userId != UserHandle.USER_ALL) { 702 final int userStatus = 703 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 704 705 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 706 boolean needUpdate = false; 707 708 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 709 // already been set by the User thru the Disambiguation dialog 710 switch (userStatus) { 711 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 712 if (verified) { 713 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 714 } else { 715 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 716 } 717 needUpdate = true; 718 break; 719 720 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 721 if (verified) { 722 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 723 needUpdate = true; 724 } 725 break; 726 727 default: 728 // Nothing to do 729 } 730 731 if (needUpdate) { 732 mSettings.updateIntentFilterVerificationStatusLPw( 733 packageName, updatedStatus, userId); 734 scheduleWritePackageRestrictionsLocked(userId); 735 } 736 } 737 } 738 } 739 740 @Override 741 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 742 ActivityIntentInfo filter, String packageName) { 743 if (!hasValidDomains(filter)) { 744 return false; 745 } 746 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 747 if (ivs == null) { 748 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 749 packageName); 750 } 751 if (DEBUG_DOMAIN_VERIFICATION) { 752 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 753 } 754 ivs.addFilter(filter); 755 return true; 756 } 757 758 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 759 int userId, int verificationId, String packageName) { 760 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 761 verifierUid, userId, packageName); 762 ivs.setPendingState(); 763 synchronized (mPackages) { 764 mIntentFilterVerificationStates.append(verificationId, ivs); 765 mCurrentIntentFilterVerifications.add(verificationId); 766 } 767 return ivs; 768 } 769 } 770 771 private static boolean hasValidDomains(ActivityIntentInfo filter) { 772 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 773 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 774 if (!hasHTTPorHTTPS) { 775 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 776 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 777 return false; 778 } 779 return true; 780 } 781 782 private IntentFilterVerifier mIntentFilterVerifier; 783 784 // Set of pending broadcasts for aggregating enable/disable of components. 785 static class PendingPackageBroadcasts { 786 // for each user id, a map of <package name -> components within that package> 787 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 788 789 public PendingPackageBroadcasts() { 790 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 791 } 792 793 public ArrayList<String> get(int userId, String packageName) { 794 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 795 return packages.get(packageName); 796 } 797 798 public void put(int userId, String packageName, ArrayList<String> components) { 799 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 800 packages.put(packageName, components); 801 } 802 803 public void remove(int userId, String packageName) { 804 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 805 if (packages != null) { 806 packages.remove(packageName); 807 } 808 } 809 810 public void remove(int userId) { 811 mUidMap.remove(userId); 812 } 813 814 public int userIdCount() { 815 return mUidMap.size(); 816 } 817 818 public int userIdAt(int n) { 819 return mUidMap.keyAt(n); 820 } 821 822 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 823 return mUidMap.get(userId); 824 } 825 826 public int size() { 827 // total number of pending broadcast entries across all userIds 828 int num = 0; 829 for (int i = 0; i< mUidMap.size(); i++) { 830 num += mUidMap.valueAt(i).size(); 831 } 832 return num; 833 } 834 835 public void clear() { 836 mUidMap.clear(); 837 } 838 839 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 840 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 841 if (map == null) { 842 map = new ArrayMap<String, ArrayList<String>>(); 843 mUidMap.put(userId, map); 844 } 845 return map; 846 } 847 } 848 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 849 850 // Service Connection to remote media container service to copy 851 // package uri's from external media onto secure containers 852 // or internal storage. 853 private IMediaContainerService mContainerService = null; 854 855 static final int SEND_PENDING_BROADCAST = 1; 856 static final int MCS_BOUND = 3; 857 static final int END_COPY = 4; 858 static final int INIT_COPY = 5; 859 static final int MCS_UNBIND = 6; 860 static final int START_CLEANING_PACKAGE = 7; 861 static final int FIND_INSTALL_LOC = 8; 862 static final int POST_INSTALL = 9; 863 static final int MCS_RECONNECT = 10; 864 static final int MCS_GIVE_UP = 11; 865 static final int UPDATED_MEDIA_STATUS = 12; 866 static final int WRITE_SETTINGS = 13; 867 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 868 static final int PACKAGE_VERIFIED = 15; 869 static final int CHECK_PENDING_VERIFICATION = 16; 870 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 871 static final int INTENT_FILTER_VERIFIED = 18; 872 873 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 874 875 // Delay time in millisecs 876 static final int BROADCAST_DELAY = 10 * 1000; 877 878 static UserManagerService sUserManager; 879 880 // Stores a list of users whose package restrictions file needs to be updated 881 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 882 883 final private DefaultContainerConnection mDefContainerConn = 884 new DefaultContainerConnection(); 885 class DefaultContainerConnection implements ServiceConnection { 886 public void onServiceConnected(ComponentName name, IBinder service) { 887 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 888 IMediaContainerService imcs = 889 IMediaContainerService.Stub.asInterface(service); 890 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 891 } 892 893 public void onServiceDisconnected(ComponentName name) { 894 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 895 } 896 } 897 898 // Recordkeeping of restore-after-install operations that are currently in flight 899 // between the Package Manager and the Backup Manager 900 class PostInstallData { 901 public InstallArgs args; 902 public PackageInstalledInfo res; 903 904 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 905 args = _a; 906 res = _r; 907 } 908 } 909 910 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 911 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 912 913 // XML tags for backup/restore of various bits of state 914 private static final String TAG_PREFERRED_BACKUP = "pa"; 915 private static final String TAG_DEFAULT_APPS = "da"; 916 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 917 918 private final String mRequiredVerifierPackage; 919 920 private final PackageUsage mPackageUsage = new PackageUsage(); 921 922 private class PackageUsage { 923 private static final int WRITE_INTERVAL 924 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 925 926 private final Object mFileLock = new Object(); 927 private final AtomicLong mLastWritten = new AtomicLong(0); 928 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 929 930 private boolean mIsHistoricalPackageUsageAvailable = true; 931 932 boolean isHistoricalPackageUsageAvailable() { 933 return mIsHistoricalPackageUsageAvailable; 934 } 935 936 void write(boolean force) { 937 if (force) { 938 writeInternal(); 939 return; 940 } 941 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 942 && !DEBUG_DEXOPT) { 943 return; 944 } 945 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 946 new Thread("PackageUsage_DiskWriter") { 947 @Override 948 public void run() { 949 try { 950 writeInternal(); 951 } finally { 952 mBackgroundWriteRunning.set(false); 953 } 954 } 955 }.start(); 956 } 957 } 958 959 private void writeInternal() { 960 synchronized (mPackages) { 961 synchronized (mFileLock) { 962 AtomicFile file = getFile(); 963 FileOutputStream f = null; 964 try { 965 f = file.startWrite(); 966 BufferedOutputStream out = new BufferedOutputStream(f); 967 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 968 StringBuilder sb = new StringBuilder(); 969 for (PackageParser.Package pkg : mPackages.values()) { 970 if (pkg.mLastPackageUsageTimeInMills == 0) { 971 continue; 972 } 973 sb.setLength(0); 974 sb.append(pkg.packageName); 975 sb.append(' '); 976 sb.append((long)pkg.mLastPackageUsageTimeInMills); 977 sb.append('\n'); 978 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 979 } 980 out.flush(); 981 file.finishWrite(f); 982 } catch (IOException e) { 983 if (f != null) { 984 file.failWrite(f); 985 } 986 Log.e(TAG, "Failed to write package usage times", e); 987 } 988 } 989 } 990 mLastWritten.set(SystemClock.elapsedRealtime()); 991 } 992 993 void readLP() { 994 synchronized (mFileLock) { 995 AtomicFile file = getFile(); 996 BufferedInputStream in = null; 997 try { 998 in = new BufferedInputStream(file.openRead()); 999 StringBuffer sb = new StringBuffer(); 1000 while (true) { 1001 String packageName = readToken(in, sb, ' '); 1002 if (packageName == null) { 1003 break; 1004 } 1005 String timeInMillisString = readToken(in, sb, '\n'); 1006 if (timeInMillisString == null) { 1007 throw new IOException("Failed to find last usage time for package " 1008 + packageName); 1009 } 1010 PackageParser.Package pkg = mPackages.get(packageName); 1011 if (pkg == null) { 1012 continue; 1013 } 1014 long timeInMillis; 1015 try { 1016 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1017 } catch (NumberFormatException e) { 1018 throw new IOException("Failed to parse " + timeInMillisString 1019 + " as a long.", e); 1020 } 1021 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1022 } 1023 } catch (FileNotFoundException expected) { 1024 mIsHistoricalPackageUsageAvailable = false; 1025 } catch (IOException e) { 1026 Log.w(TAG, "Failed to read package usage times", e); 1027 } finally { 1028 IoUtils.closeQuietly(in); 1029 } 1030 } 1031 mLastWritten.set(SystemClock.elapsedRealtime()); 1032 } 1033 1034 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1035 throws IOException { 1036 sb.setLength(0); 1037 while (true) { 1038 int ch = in.read(); 1039 if (ch == -1) { 1040 if (sb.length() == 0) { 1041 return null; 1042 } 1043 throw new IOException("Unexpected EOF"); 1044 } 1045 if (ch == endOfToken) { 1046 return sb.toString(); 1047 } 1048 sb.append((char)ch); 1049 } 1050 } 1051 1052 private AtomicFile getFile() { 1053 File dataDir = Environment.getDataDirectory(); 1054 File systemDir = new File(dataDir, "system"); 1055 File fname = new File(systemDir, "package-usage.list"); 1056 return new AtomicFile(fname); 1057 } 1058 } 1059 1060 class PackageHandler extends Handler { 1061 private boolean mBound = false; 1062 final ArrayList<HandlerParams> mPendingInstalls = 1063 new ArrayList<HandlerParams>(); 1064 1065 private boolean connectToService() { 1066 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1067 " DefaultContainerService"); 1068 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1069 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1070 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1071 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1072 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1073 mBound = true; 1074 return true; 1075 } 1076 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1077 return false; 1078 } 1079 1080 private void disconnectService() { 1081 mContainerService = null; 1082 mBound = false; 1083 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1084 mContext.unbindService(mDefContainerConn); 1085 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1086 } 1087 1088 PackageHandler(Looper looper) { 1089 super(looper); 1090 } 1091 1092 public void handleMessage(Message msg) { 1093 try { 1094 doHandleMessage(msg); 1095 } finally { 1096 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1097 } 1098 } 1099 1100 void doHandleMessage(Message msg) { 1101 switch (msg.what) { 1102 case INIT_COPY: { 1103 HandlerParams params = (HandlerParams) msg.obj; 1104 int idx = mPendingInstalls.size(); 1105 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1106 // If a bind was already initiated we dont really 1107 // need to do anything. The pending install 1108 // will be processed later on. 1109 if (!mBound) { 1110 // If this is the only one pending we might 1111 // have to bind to the service again. 1112 if (!connectToService()) { 1113 Slog.e(TAG, "Failed to bind to media container service"); 1114 params.serviceError(); 1115 return; 1116 } else { 1117 // Once we bind to the service, the first 1118 // pending request will be processed. 1119 mPendingInstalls.add(idx, params); 1120 } 1121 } else { 1122 mPendingInstalls.add(idx, params); 1123 // Already bound to the service. Just make 1124 // sure we trigger off processing the first request. 1125 if (idx == 0) { 1126 mHandler.sendEmptyMessage(MCS_BOUND); 1127 } 1128 } 1129 break; 1130 } 1131 case MCS_BOUND: { 1132 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1133 if (msg.obj != null) { 1134 mContainerService = (IMediaContainerService) msg.obj; 1135 } 1136 if (mContainerService == null) { 1137 if (!mBound) { 1138 // Something seriously wrong since we are not bound and we are not 1139 // waiting for connection. Bail out. 1140 Slog.e(TAG, "Cannot bind to media container service"); 1141 for (HandlerParams params : mPendingInstalls) { 1142 // Indicate service bind error 1143 params.serviceError(); 1144 } 1145 mPendingInstalls.clear(); 1146 } else { 1147 Slog.w(TAG, "Waiting to connect to media container service"); 1148 } 1149 } else if (mPendingInstalls.size() > 0) { 1150 HandlerParams params = mPendingInstalls.get(0); 1151 if (params != null) { 1152 if (params.startCopy()) { 1153 // We are done... look for more work or to 1154 // go idle. 1155 if (DEBUG_SD_INSTALL) Log.i(TAG, 1156 "Checking for more work or unbind..."); 1157 // Delete pending install 1158 if (mPendingInstalls.size() > 0) { 1159 mPendingInstalls.remove(0); 1160 } 1161 if (mPendingInstalls.size() == 0) { 1162 if (mBound) { 1163 if (DEBUG_SD_INSTALL) Log.i(TAG, 1164 "Posting delayed MCS_UNBIND"); 1165 removeMessages(MCS_UNBIND); 1166 Message ubmsg = obtainMessage(MCS_UNBIND); 1167 // Unbind after a little delay, to avoid 1168 // continual thrashing. 1169 sendMessageDelayed(ubmsg, 10000); 1170 } 1171 } else { 1172 // There are more pending requests in queue. 1173 // Just post MCS_BOUND message to trigger processing 1174 // of next pending install. 1175 if (DEBUG_SD_INSTALL) Log.i(TAG, 1176 "Posting MCS_BOUND for next work"); 1177 mHandler.sendEmptyMessage(MCS_BOUND); 1178 } 1179 } 1180 } 1181 } else { 1182 // Should never happen ideally. 1183 Slog.w(TAG, "Empty queue"); 1184 } 1185 break; 1186 } 1187 case MCS_RECONNECT: { 1188 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1189 if (mPendingInstalls.size() > 0) { 1190 if (mBound) { 1191 disconnectService(); 1192 } 1193 if (!connectToService()) { 1194 Slog.e(TAG, "Failed to bind to media container service"); 1195 for (HandlerParams params : mPendingInstalls) { 1196 // Indicate service bind error 1197 params.serviceError(); 1198 } 1199 mPendingInstalls.clear(); 1200 } 1201 } 1202 break; 1203 } 1204 case MCS_UNBIND: { 1205 // If there is no actual work left, then time to unbind. 1206 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1207 1208 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1209 if (mBound) { 1210 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1211 1212 disconnectService(); 1213 } 1214 } else if (mPendingInstalls.size() > 0) { 1215 // There are more pending requests in queue. 1216 // Just post MCS_BOUND message to trigger processing 1217 // of next pending install. 1218 mHandler.sendEmptyMessage(MCS_BOUND); 1219 } 1220 1221 break; 1222 } 1223 case MCS_GIVE_UP: { 1224 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1225 mPendingInstalls.remove(0); 1226 break; 1227 } 1228 case SEND_PENDING_BROADCAST: { 1229 String packages[]; 1230 ArrayList<String> components[]; 1231 int size = 0; 1232 int uids[]; 1233 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1234 synchronized (mPackages) { 1235 if (mPendingBroadcasts == null) { 1236 return; 1237 } 1238 size = mPendingBroadcasts.size(); 1239 if (size <= 0) { 1240 // Nothing to be done. Just return 1241 return; 1242 } 1243 packages = new String[size]; 1244 components = new ArrayList[size]; 1245 uids = new int[size]; 1246 int i = 0; // filling out the above arrays 1247 1248 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1249 int packageUserId = mPendingBroadcasts.userIdAt(n); 1250 Iterator<Map.Entry<String, ArrayList<String>>> it 1251 = mPendingBroadcasts.packagesForUserId(packageUserId) 1252 .entrySet().iterator(); 1253 while (it.hasNext() && i < size) { 1254 Map.Entry<String, ArrayList<String>> ent = it.next(); 1255 packages[i] = ent.getKey(); 1256 components[i] = ent.getValue(); 1257 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1258 uids[i] = (ps != null) 1259 ? UserHandle.getUid(packageUserId, ps.appId) 1260 : -1; 1261 i++; 1262 } 1263 } 1264 size = i; 1265 mPendingBroadcasts.clear(); 1266 } 1267 // Send broadcasts 1268 for (int i = 0; i < size; i++) { 1269 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1270 } 1271 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1272 break; 1273 } 1274 case START_CLEANING_PACKAGE: { 1275 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1276 final String packageName = (String)msg.obj; 1277 final int userId = msg.arg1; 1278 final boolean andCode = msg.arg2 != 0; 1279 synchronized (mPackages) { 1280 if (userId == UserHandle.USER_ALL) { 1281 int[] users = sUserManager.getUserIds(); 1282 for (int user : users) { 1283 mSettings.addPackageToCleanLPw( 1284 new PackageCleanItem(user, packageName, andCode)); 1285 } 1286 } else { 1287 mSettings.addPackageToCleanLPw( 1288 new PackageCleanItem(userId, packageName, andCode)); 1289 } 1290 } 1291 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1292 startCleaningPackages(); 1293 } break; 1294 case POST_INSTALL: { 1295 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1296 PostInstallData data = mRunningInstalls.get(msg.arg1); 1297 mRunningInstalls.delete(msg.arg1); 1298 boolean deleteOld = false; 1299 1300 if (data != null) { 1301 InstallArgs args = data.args; 1302 PackageInstalledInfo res = data.res; 1303 1304 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1305 res.removedInfo.sendBroadcast(false, true, false); 1306 Bundle extras = new Bundle(1); 1307 extras.putInt(Intent.EXTRA_UID, res.uid); 1308 1309 // Now that we successfully installed the package, grant runtime 1310 // permissions if requested before broadcasting the install. 1311 if ((args.installFlags 1312 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1313 grantRequestedRuntimePermissions(res.pkg, 1314 args.user.getIdentifier()); 1315 } 1316 1317 // Determine the set of users who are adding this 1318 // package for the first time vs. those who are seeing 1319 // an update. 1320 int[] firstUsers; 1321 int[] updateUsers = new int[0]; 1322 if (res.origUsers == null || res.origUsers.length == 0) { 1323 firstUsers = res.newUsers; 1324 } else { 1325 firstUsers = new int[0]; 1326 for (int i=0; i<res.newUsers.length; i++) { 1327 int user = res.newUsers[i]; 1328 boolean isNew = true; 1329 for (int j=0; j<res.origUsers.length; j++) { 1330 if (res.origUsers[j] == user) { 1331 isNew = false; 1332 break; 1333 } 1334 } 1335 if (isNew) { 1336 int[] newFirst = new int[firstUsers.length+1]; 1337 System.arraycopy(firstUsers, 0, newFirst, 0, 1338 firstUsers.length); 1339 newFirst[firstUsers.length] = user; 1340 firstUsers = newFirst; 1341 } else { 1342 int[] newUpdate = new int[updateUsers.length+1]; 1343 System.arraycopy(updateUsers, 0, newUpdate, 0, 1344 updateUsers.length); 1345 newUpdate[updateUsers.length] = user; 1346 updateUsers = newUpdate; 1347 } 1348 } 1349 } 1350 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1351 res.pkg.applicationInfo.packageName, 1352 extras, null, null, firstUsers); 1353 final boolean update = res.removedInfo.removedPackage != null; 1354 if (update) { 1355 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1356 } 1357 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1358 res.pkg.applicationInfo.packageName, 1359 extras, null, null, updateUsers); 1360 if (update) { 1361 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1362 res.pkg.applicationInfo.packageName, 1363 extras, null, null, updateUsers); 1364 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1365 null, null, 1366 res.pkg.applicationInfo.packageName, null, updateUsers); 1367 1368 // treat asec-hosted packages like removable media on upgrade 1369 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1370 if (DEBUG_INSTALL) { 1371 Slog.i(TAG, "upgrading pkg " + res.pkg 1372 + " is ASEC-hosted -> AVAILABLE"); 1373 } 1374 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1375 ArrayList<String> pkgList = new ArrayList<String>(1); 1376 pkgList.add(res.pkg.applicationInfo.packageName); 1377 sendResourcesChangedBroadcast(true, true, 1378 pkgList,uidArray, null); 1379 } 1380 } 1381 if (res.removedInfo.args != null) { 1382 // Remove the replaced package's older resources safely now 1383 deleteOld = true; 1384 } 1385 1386 // Log current value of "unknown sources" setting 1387 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1388 getUnknownSourcesSettings()); 1389 } 1390 // Force a gc to clear up things 1391 Runtime.getRuntime().gc(); 1392 // We delete after a gc for applications on sdcard. 1393 if (deleteOld) { 1394 synchronized (mInstallLock) { 1395 res.removedInfo.args.doPostDeleteLI(true); 1396 } 1397 } 1398 if (args.observer != null) { 1399 try { 1400 Bundle extras = extrasForInstallResult(res); 1401 args.observer.onPackageInstalled(res.name, res.returnCode, 1402 res.returnMsg, extras); 1403 } catch (RemoteException e) { 1404 Slog.i(TAG, "Observer no longer exists."); 1405 } 1406 } 1407 } else { 1408 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1409 } 1410 } break; 1411 case UPDATED_MEDIA_STATUS: { 1412 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1413 boolean reportStatus = msg.arg1 == 1; 1414 boolean doGc = msg.arg2 == 1; 1415 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1416 if (doGc) { 1417 // Force a gc to clear up stale containers. 1418 Runtime.getRuntime().gc(); 1419 } 1420 if (msg.obj != null) { 1421 @SuppressWarnings("unchecked") 1422 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1423 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1424 // Unload containers 1425 unloadAllContainers(args); 1426 } 1427 if (reportStatus) { 1428 try { 1429 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1430 PackageHelper.getMountService().finishMediaUpdate(); 1431 } catch (RemoteException e) { 1432 Log.e(TAG, "MountService not running?"); 1433 } 1434 } 1435 } break; 1436 case WRITE_SETTINGS: { 1437 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1438 synchronized (mPackages) { 1439 removeMessages(WRITE_SETTINGS); 1440 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1441 mSettings.writeLPr(); 1442 mDirtyUsers.clear(); 1443 } 1444 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1445 } break; 1446 case WRITE_PACKAGE_RESTRICTIONS: { 1447 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1448 synchronized (mPackages) { 1449 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1450 for (int userId : mDirtyUsers) { 1451 mSettings.writePackageRestrictionsLPr(userId); 1452 } 1453 mDirtyUsers.clear(); 1454 } 1455 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1456 } break; 1457 case CHECK_PENDING_VERIFICATION: { 1458 final int verificationId = msg.arg1; 1459 final PackageVerificationState state = mPendingVerification.get(verificationId); 1460 1461 if ((state != null) && !state.timeoutExtended()) { 1462 final InstallArgs args = state.getInstallArgs(); 1463 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1464 1465 Slog.i(TAG, "Verification timed out for " + originUri); 1466 mPendingVerification.remove(verificationId); 1467 1468 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1469 1470 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1471 Slog.i(TAG, "Continuing with installation of " + originUri); 1472 state.setVerifierResponse(Binder.getCallingUid(), 1473 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1474 broadcastPackageVerified(verificationId, originUri, 1475 PackageManager.VERIFICATION_ALLOW, 1476 state.getInstallArgs().getUser()); 1477 try { 1478 ret = args.copyApk(mContainerService, true); 1479 } catch (RemoteException e) { 1480 Slog.e(TAG, "Could not contact the ContainerService"); 1481 } 1482 } else { 1483 broadcastPackageVerified(verificationId, originUri, 1484 PackageManager.VERIFICATION_REJECT, 1485 state.getInstallArgs().getUser()); 1486 } 1487 1488 processPendingInstall(args, ret); 1489 mHandler.sendEmptyMessage(MCS_UNBIND); 1490 } 1491 break; 1492 } 1493 case PACKAGE_VERIFIED: { 1494 final int verificationId = msg.arg1; 1495 1496 final PackageVerificationState state = mPendingVerification.get(verificationId); 1497 if (state == null) { 1498 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1499 break; 1500 } 1501 1502 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1503 1504 state.setVerifierResponse(response.callerUid, response.code); 1505 1506 if (state.isVerificationComplete()) { 1507 mPendingVerification.remove(verificationId); 1508 1509 final InstallArgs args = state.getInstallArgs(); 1510 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1511 1512 int ret; 1513 if (state.isInstallAllowed()) { 1514 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1515 broadcastPackageVerified(verificationId, originUri, 1516 response.code, state.getInstallArgs().getUser()); 1517 try { 1518 ret = args.copyApk(mContainerService, true); 1519 } catch (RemoteException e) { 1520 Slog.e(TAG, "Could not contact the ContainerService"); 1521 } 1522 } else { 1523 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1524 } 1525 1526 processPendingInstall(args, ret); 1527 1528 mHandler.sendEmptyMessage(MCS_UNBIND); 1529 } 1530 1531 break; 1532 } 1533 case START_INTENT_FILTER_VERIFICATIONS: { 1534 IFVerificationParams params = (IFVerificationParams) msg.obj; 1535 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1536 params.replacing, params.pkg); 1537 break; 1538 } 1539 case INTENT_FILTER_VERIFIED: { 1540 final int verificationId = msg.arg1; 1541 1542 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1543 verificationId); 1544 if (state == null) { 1545 Slog.w(TAG, "Invalid IntentFilter verification token " 1546 + verificationId + " received"); 1547 break; 1548 } 1549 1550 final int userId = state.getUserId(); 1551 1552 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1553 "Processing IntentFilter verification with token:" 1554 + verificationId + " and userId:" + userId); 1555 1556 final IntentFilterVerificationResponse response = 1557 (IntentFilterVerificationResponse) msg.obj; 1558 1559 state.setVerifierResponse(response.callerUid, response.code); 1560 1561 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1562 "IntentFilter verification with token:" + verificationId 1563 + " and userId:" + userId 1564 + " is settings verifier response with response code:" 1565 + response.code); 1566 1567 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1568 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1569 + response.getFailedDomainsString()); 1570 } 1571 1572 if (state.isVerificationComplete()) { 1573 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1574 } else { 1575 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1576 "IntentFilter verification with token:" + verificationId 1577 + " was not said to be complete"); 1578 } 1579 1580 break; 1581 } 1582 } 1583 } 1584 } 1585 1586 private StorageEventListener mStorageListener = new StorageEventListener() { 1587 @Override 1588 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1589 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1590 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1591 // TODO: ensure that private directories exist for all active users 1592 // TODO: remove user data whose serial number doesn't match 1593 loadPrivatePackages(vol); 1594 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1595 unloadPrivatePackages(vol); 1596 } 1597 } 1598 1599 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1600 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1601 updateExternalMediaStatus(true, false); 1602 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1603 updateExternalMediaStatus(false, false); 1604 } 1605 } 1606 } 1607 1608 @Override 1609 public void onVolumeForgotten(String fsUuid) { 1610 // TODO: remove all packages hosted on this uuid 1611 } 1612 }; 1613 1614 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1615 if (userId >= UserHandle.USER_OWNER) { 1616 grantRequestedRuntimePermissionsForUser(pkg, userId); 1617 } else if (userId == UserHandle.USER_ALL) { 1618 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1619 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1620 } 1621 } 1622 1623 // We could have touched GID membership, so flush out packages.list 1624 synchronized (mPackages) { 1625 mSettings.writePackageListLPr(); 1626 } 1627 } 1628 1629 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1630 SettingBase sb = (SettingBase) pkg.mExtras; 1631 if (sb == null) { 1632 return; 1633 } 1634 1635 PermissionsState permissionsState = sb.getPermissionsState(); 1636 1637 for (String permission : pkg.requestedPermissions) { 1638 BasePermission bp = mSettings.mPermissions.get(permission); 1639 if (bp != null && bp.isRuntime()) { 1640 permissionsState.grantRuntimePermission(bp, userId); 1641 } 1642 } 1643 } 1644 1645 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1646 Bundle extras = null; 1647 switch (res.returnCode) { 1648 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1649 extras = new Bundle(); 1650 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1651 res.origPermission); 1652 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1653 res.origPackage); 1654 break; 1655 } 1656 case PackageManager.INSTALL_SUCCEEDED: { 1657 extras = new Bundle(); 1658 extras.putBoolean(Intent.EXTRA_REPLACING, 1659 res.removedInfo != null && res.removedInfo.removedPackage != null); 1660 break; 1661 } 1662 } 1663 return extras; 1664 } 1665 1666 void scheduleWriteSettingsLocked() { 1667 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1668 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1669 } 1670 } 1671 1672 void scheduleWritePackageRestrictionsLocked(int userId) { 1673 if (!sUserManager.exists(userId)) return; 1674 mDirtyUsers.add(userId); 1675 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1676 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1677 } 1678 } 1679 1680 public static PackageManagerService main(Context context, Installer installer, 1681 boolean factoryTest, boolean onlyCore) { 1682 PackageManagerService m = new PackageManagerService(context, installer, 1683 factoryTest, onlyCore); 1684 ServiceManager.addService("package", m); 1685 return m; 1686 } 1687 1688 static String[] splitString(String str, char sep) { 1689 int count = 1; 1690 int i = 0; 1691 while ((i=str.indexOf(sep, i)) >= 0) { 1692 count++; 1693 i++; 1694 } 1695 1696 String[] res = new String[count]; 1697 i=0; 1698 count = 0; 1699 int lastI=0; 1700 while ((i=str.indexOf(sep, i)) >= 0) { 1701 res[count] = str.substring(lastI, i); 1702 count++; 1703 i++; 1704 lastI = i; 1705 } 1706 res[count] = str.substring(lastI, str.length()); 1707 return res; 1708 } 1709 1710 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1711 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1712 Context.DISPLAY_SERVICE); 1713 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1714 } 1715 1716 public PackageManagerService(Context context, Installer installer, 1717 boolean factoryTest, boolean onlyCore) { 1718 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1719 SystemClock.uptimeMillis()); 1720 1721 if (mSdkVersion <= 0) { 1722 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1723 } 1724 1725 mContext = context; 1726 mFactoryTest = factoryTest; 1727 mOnlyCore = onlyCore; 1728 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1729 mMetrics = new DisplayMetrics(); 1730 mSettings = new Settings(mPackages); 1731 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1732 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1733 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1734 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1735 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1736 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1737 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1738 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1739 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1740 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1741 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1742 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1743 1744 // TODO: add a property to control this? 1745 long dexOptLRUThresholdInMinutes; 1746 if (mLazyDexOpt) { 1747 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1748 } else { 1749 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1750 } 1751 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1752 1753 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1754 if (separateProcesses != null && separateProcesses.length() > 0) { 1755 if ("*".equals(separateProcesses)) { 1756 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1757 mSeparateProcesses = null; 1758 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1759 } else { 1760 mDefParseFlags = 0; 1761 mSeparateProcesses = separateProcesses.split(","); 1762 Slog.w(TAG, "Running with debug.separate_processes: " 1763 + separateProcesses); 1764 } 1765 } else { 1766 mDefParseFlags = 0; 1767 mSeparateProcesses = null; 1768 } 1769 1770 mInstaller = installer; 1771 mPackageDexOptimizer = new PackageDexOptimizer(this); 1772 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1773 1774 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1775 FgThread.get().getLooper()); 1776 1777 getDefaultDisplayMetrics(context, mMetrics); 1778 1779 SystemConfig systemConfig = SystemConfig.getInstance(); 1780 mGlobalGids = systemConfig.getGlobalGids(); 1781 mSystemPermissions = systemConfig.getSystemPermissions(); 1782 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1783 1784 synchronized (mInstallLock) { 1785 // writer 1786 synchronized (mPackages) { 1787 mHandlerThread = new ServiceThread(TAG, 1788 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1789 mHandlerThread.start(); 1790 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1791 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1792 1793 File dataDir = Environment.getDataDirectory(); 1794 mAppDataDir = new File(dataDir, "data"); 1795 mAppInstallDir = new File(dataDir, "app"); 1796 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1797 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1798 mUserAppDataDir = new File(dataDir, "user"); 1799 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1800 1801 sUserManager = new UserManagerService(context, this, 1802 mInstallLock, mPackages); 1803 1804 // Propagate permission configuration in to package manager. 1805 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1806 = systemConfig.getPermissions(); 1807 for (int i=0; i<permConfig.size(); i++) { 1808 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1809 BasePermission bp = mSettings.mPermissions.get(perm.name); 1810 if (bp == null) { 1811 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1812 mSettings.mPermissions.put(perm.name, bp); 1813 } 1814 if (perm.gids != null) { 1815 bp.setGids(perm.gids, perm.perUser); 1816 } 1817 } 1818 1819 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1820 for (int i=0; i<libConfig.size(); i++) { 1821 mSharedLibraries.put(libConfig.keyAt(i), 1822 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1823 } 1824 1825 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1826 1827 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1828 mSdkVersion, mOnlyCore); 1829 1830 String customResolverActivity = Resources.getSystem().getString( 1831 R.string.config_customResolverActivity); 1832 if (TextUtils.isEmpty(customResolverActivity)) { 1833 customResolverActivity = null; 1834 } else { 1835 mCustomResolverComponentName = ComponentName.unflattenFromString( 1836 customResolverActivity); 1837 } 1838 1839 long startTime = SystemClock.uptimeMillis(); 1840 1841 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1842 startTime); 1843 1844 // Set flag to monitor and not change apk file paths when 1845 // scanning install directories. 1846 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1847 1848 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1849 1850 /** 1851 * Add everything in the in the boot class path to the 1852 * list of process files because dexopt will have been run 1853 * if necessary during zygote startup. 1854 */ 1855 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1856 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1857 1858 if (bootClassPath != null) { 1859 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1860 for (String element : bootClassPathElements) { 1861 alreadyDexOpted.add(element); 1862 } 1863 } else { 1864 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1865 } 1866 1867 if (systemServerClassPath != null) { 1868 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1869 for (String element : systemServerClassPathElements) { 1870 alreadyDexOpted.add(element); 1871 } 1872 } else { 1873 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1874 } 1875 1876 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1877 final String[] dexCodeInstructionSets = 1878 getDexCodeInstructionSets( 1879 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1880 1881 /** 1882 * Ensure all external libraries have had dexopt run on them. 1883 */ 1884 if (mSharedLibraries.size() > 0) { 1885 // NOTE: For now, we're compiling these system "shared libraries" 1886 // (and framework jars) into all available architectures. It's possible 1887 // to compile them only when we come across an app that uses them (there's 1888 // already logic for that in scanPackageLI) but that adds some complexity. 1889 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1890 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1891 final String lib = libEntry.path; 1892 if (lib == null) { 1893 continue; 1894 } 1895 1896 try { 1897 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1898 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1899 alreadyDexOpted.add(lib); 1900 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1901 } 1902 } catch (FileNotFoundException e) { 1903 Slog.w(TAG, "Library not found: " + lib); 1904 } catch (IOException e) { 1905 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1906 + e.getMessage()); 1907 } 1908 } 1909 } 1910 } 1911 1912 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1913 1914 // Gross hack for now: we know this file doesn't contain any 1915 // code, so don't dexopt it to avoid the resulting log spew. 1916 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1917 1918 // Gross hack for now: we know this file is only part of 1919 // the boot class path for art, so don't dexopt it to 1920 // avoid the resulting log spew. 1921 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1922 1923 /** 1924 * There are a number of commands implemented in Java, which 1925 * we currently need to do the dexopt on so that they can be 1926 * run from a non-root shell. 1927 */ 1928 String[] frameworkFiles = frameworkDir.list(); 1929 if (frameworkFiles != null) { 1930 // TODO: We could compile these only for the most preferred ABI. We should 1931 // first double check that the dex files for these commands are not referenced 1932 // by other system apps. 1933 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1934 for (int i=0; i<frameworkFiles.length; i++) { 1935 File libPath = new File(frameworkDir, frameworkFiles[i]); 1936 String path = libPath.getPath(); 1937 // Skip the file if we already did it. 1938 if (alreadyDexOpted.contains(path)) { 1939 continue; 1940 } 1941 // Skip the file if it is not a type we want to dexopt. 1942 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1943 continue; 1944 } 1945 try { 1946 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1947 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1948 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1949 } 1950 } catch (FileNotFoundException e) { 1951 Slog.w(TAG, "Jar not found: " + path); 1952 } catch (IOException e) { 1953 Slog.w(TAG, "Exception reading jar: " + path, e); 1954 } 1955 } 1956 } 1957 } 1958 1959 // Collect vendor overlay packages. 1960 // (Do this before scanning any apps.) 1961 // For security and version matching reason, only consider 1962 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1963 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1964 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1965 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1966 1967 // Find base frameworks (resource packages without code). 1968 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1969 | PackageParser.PARSE_IS_SYSTEM_DIR 1970 | PackageParser.PARSE_IS_PRIVILEGED, 1971 scanFlags | SCAN_NO_DEX, 0); 1972 1973 // Collected privileged system packages. 1974 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1975 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1976 | PackageParser.PARSE_IS_SYSTEM_DIR 1977 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1978 1979 // Collect ordinary system packages. 1980 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1981 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1982 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1983 1984 // Collect all vendor packages. 1985 File vendorAppDir = new File("/vendor/app"); 1986 try { 1987 vendorAppDir = vendorAppDir.getCanonicalFile(); 1988 } catch (IOException e) { 1989 // failed to look up canonical path, continue with original one 1990 } 1991 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1992 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1993 1994 // Collect all OEM packages. 1995 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1996 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1997 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1998 1999 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2000 mInstaller.moveFiles(); 2001 2002 // Prune any system packages that no longer exist. 2003 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2004 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 2005 if (!mOnlyCore) { 2006 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2007 while (psit.hasNext()) { 2008 PackageSetting ps = psit.next(); 2009 2010 /* 2011 * If this is not a system app, it can't be a 2012 * disable system app. 2013 */ 2014 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2015 continue; 2016 } 2017 2018 /* 2019 * If the package is scanned, it's not erased. 2020 */ 2021 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2022 if (scannedPkg != null) { 2023 /* 2024 * If the system app is both scanned and in the 2025 * disabled packages list, then it must have been 2026 * added via OTA. Remove it from the currently 2027 * scanned package so the previously user-installed 2028 * application can be scanned. 2029 */ 2030 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2031 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2032 + ps.name + "; removing system app. Last known codePath=" 2033 + ps.codePathString + ", installStatus=" + ps.installStatus 2034 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2035 + scannedPkg.mVersionCode); 2036 removePackageLI(ps, true); 2037 expectingBetter.put(ps.name, ps.codePath); 2038 } 2039 2040 continue; 2041 } 2042 2043 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2044 psit.remove(); 2045 logCriticalInfo(Log.WARN, "System package " + ps.name 2046 + " no longer exists; wiping its data"); 2047 removeDataDirsLI(null, ps.name); 2048 } else { 2049 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2050 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2051 possiblyDeletedUpdatedSystemApps.add(ps.name); 2052 } 2053 } 2054 } 2055 } 2056 2057 //look for any incomplete package installations 2058 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2059 //clean up list 2060 for(int i = 0; i < deletePkgsList.size(); i++) { 2061 //clean up here 2062 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2063 } 2064 //delete tmp files 2065 deleteTempPackageFiles(); 2066 2067 // Remove any shared userIDs that have no associated packages 2068 mSettings.pruneSharedUsersLPw(); 2069 2070 if (!mOnlyCore) { 2071 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2072 SystemClock.uptimeMillis()); 2073 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2074 2075 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2076 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2077 2078 /** 2079 * Remove disable package settings for any updated system 2080 * apps that were removed via an OTA. If they're not a 2081 * previously-updated app, remove them completely. 2082 * Otherwise, just revoke their system-level permissions. 2083 */ 2084 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2085 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2086 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2087 2088 String msg; 2089 if (deletedPkg == null) { 2090 msg = "Updated system package " + deletedAppName 2091 + " no longer exists; wiping its data"; 2092 removeDataDirsLI(null, deletedAppName); 2093 } else { 2094 msg = "Updated system app + " + deletedAppName 2095 + " no longer present; removing system privileges for " 2096 + deletedAppName; 2097 2098 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2099 2100 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2101 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2102 } 2103 logCriticalInfo(Log.WARN, msg); 2104 } 2105 2106 /** 2107 * Make sure all system apps that we expected to appear on 2108 * the userdata partition actually showed up. If they never 2109 * appeared, crawl back and revive the system version. 2110 */ 2111 for (int i = 0; i < expectingBetter.size(); i++) { 2112 final String packageName = expectingBetter.keyAt(i); 2113 if (!mPackages.containsKey(packageName)) { 2114 final File scanFile = expectingBetter.valueAt(i); 2115 2116 logCriticalInfo(Log.WARN, "Expected better " + packageName 2117 + " but never showed up; reverting to system"); 2118 2119 final int reparseFlags; 2120 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2121 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2122 | PackageParser.PARSE_IS_SYSTEM_DIR 2123 | PackageParser.PARSE_IS_PRIVILEGED; 2124 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2125 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2126 | PackageParser.PARSE_IS_SYSTEM_DIR; 2127 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2128 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2129 | PackageParser.PARSE_IS_SYSTEM_DIR; 2130 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2131 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2132 | PackageParser.PARSE_IS_SYSTEM_DIR; 2133 } else { 2134 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2135 continue; 2136 } 2137 2138 mSettings.enableSystemPackageLPw(packageName); 2139 2140 try { 2141 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2142 } catch (PackageManagerException e) { 2143 Slog.e(TAG, "Failed to parse original system package: " 2144 + e.getMessage()); 2145 } 2146 } 2147 } 2148 } 2149 2150 // Now that we know all of the shared libraries, update all clients to have 2151 // the correct library paths. 2152 updateAllSharedLibrariesLPw(); 2153 2154 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2155 // NOTE: We ignore potential failures here during a system scan (like 2156 // the rest of the commands above) because there's precious little we 2157 // can do about it. A settings error is reported, though. 2158 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2159 false /* force dexopt */, false /* defer dexopt */); 2160 } 2161 2162 // Now that we know all the packages we are keeping, 2163 // read and update their last usage times. 2164 mPackageUsage.readLP(); 2165 2166 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2167 SystemClock.uptimeMillis()); 2168 Slog.i(TAG, "Time to scan packages: " 2169 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2170 + " seconds"); 2171 2172 // If the platform SDK has changed since the last time we booted, 2173 // we need to re-grant app permission to catch any new ones that 2174 // appear. This is really a hack, and means that apps can in some 2175 // cases get permissions that the user didn't initially explicitly 2176 // allow... it would be nice to have some better way to handle 2177 // this situation. 2178 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2179 != mSdkVersion; 2180 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2181 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2182 + "; regranting permissions for internal storage"); 2183 mSettings.mInternalSdkPlatform = mSdkVersion; 2184 2185 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2186 | (regrantPermissions 2187 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2188 : 0)); 2189 2190 // If this is the first boot, and it is a normal boot, then 2191 // we need to initialize the default preferred apps. 2192 if (!mRestoredSettings && !onlyCore) { 2193 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2194 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2195 } 2196 2197 // If this is first boot after an OTA, and a normal boot, then 2198 // we need to clear code cache directories. 2199 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2200 if (mIsUpgrade && !onlyCore) { 2201 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2202 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2203 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2204 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2205 } 2206 mSettings.mFingerprint = Build.FINGERPRINT; 2207 } 2208 2209 primeDomainVerificationsLPw(); 2210 checkDefaultBrowser(); 2211 2212 // All the changes are done during package scanning. 2213 mSettings.updateInternalDatabaseVersion(); 2214 2215 // can downgrade to reader 2216 mSettings.writeLPr(); 2217 2218 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2219 SystemClock.uptimeMillis()); 2220 2221 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2222 2223 mInstallerService = new PackageInstallerService(context, this); 2224 2225 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2226 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2227 mIntentFilterVerifierComponent); 2228 2229 } // synchronized (mPackages) 2230 } // synchronized (mInstallLock) 2231 2232 // Now after opening every single application zip, make sure they 2233 // are all flushed. Not really needed, but keeps things nice and 2234 // tidy. 2235 Runtime.getRuntime().gc(); 2236 2237 // Expose private service for system components to use. 2238 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2239 } 2240 2241 @Override 2242 public boolean isFirstBoot() { 2243 return !mRestoredSettings; 2244 } 2245 2246 @Override 2247 public boolean isOnlyCoreApps() { 2248 return mOnlyCore; 2249 } 2250 2251 @Override 2252 public boolean isUpgrade() { 2253 return mIsUpgrade; 2254 } 2255 2256 private String getRequiredVerifierLPr() { 2257 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2258 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2259 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2260 2261 String requiredVerifier = null; 2262 2263 final int N = receivers.size(); 2264 for (int i = 0; i < N; i++) { 2265 final ResolveInfo info = receivers.get(i); 2266 2267 if (info.activityInfo == null) { 2268 continue; 2269 } 2270 2271 final String packageName = info.activityInfo.packageName; 2272 2273 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2274 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2275 continue; 2276 } 2277 2278 if (requiredVerifier != null) { 2279 throw new RuntimeException("There can be only one required verifier"); 2280 } 2281 2282 requiredVerifier = packageName; 2283 } 2284 2285 return requiredVerifier; 2286 } 2287 2288 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2289 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2290 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2291 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2292 2293 ComponentName verifierComponentName = null; 2294 2295 int priority = -1000; 2296 final int N = receivers.size(); 2297 for (int i = 0; i < N; i++) { 2298 final ResolveInfo info = receivers.get(i); 2299 2300 if (info.activityInfo == null) { 2301 continue; 2302 } 2303 2304 final String packageName = info.activityInfo.packageName; 2305 2306 final PackageSetting ps = mSettings.mPackages.get(packageName); 2307 if (ps == null) { 2308 continue; 2309 } 2310 2311 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2312 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2313 continue; 2314 } 2315 2316 // Select the IntentFilterVerifier with the highest priority 2317 if (priority < info.priority) { 2318 priority = info.priority; 2319 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2320 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2321 + verifierComponentName + " with priority: " + info.priority); 2322 } 2323 } 2324 2325 return verifierComponentName; 2326 } 2327 2328 private void primeDomainVerificationsLPw() { 2329 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2330 boolean updated = false; 2331 ArraySet<String> allHostsSet = new ArraySet<>(); 2332 for (PackageParser.Package pkg : mPackages.values()) { 2333 final String packageName = pkg.packageName; 2334 if (!hasDomainURLs(pkg)) { 2335 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2336 "package with no domain URLs: " + packageName); 2337 continue; 2338 } 2339 if (!pkg.isSystemApp()) { 2340 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2341 "No priming domain verifications for a non system package : " + 2342 packageName); 2343 continue; 2344 } 2345 for (PackageParser.Activity a : pkg.activities) { 2346 for (ActivityIntentInfo filter : a.intents) { 2347 if (hasValidDomains(filter)) { 2348 allHostsSet.addAll(filter.getHostsList()); 2349 } 2350 } 2351 } 2352 if (allHostsSet.size() == 0) { 2353 allHostsSet.add("*"); 2354 } 2355 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2356 IntentFilterVerificationInfo ivi = 2357 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2358 if (ivi != null) { 2359 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2360 "Priming domain verifications for package: " + packageName + 2361 " with hosts:" + ivi.getDomainsString()); 2362 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2363 updated = true; 2364 } 2365 else { 2366 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2367 "No priming domain verifications for package: " + packageName); 2368 } 2369 allHostsSet.clear(); 2370 } 2371 if (updated) { 2372 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2373 "Will need to write primed domain verifications"); 2374 } 2375 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2376 } 2377 2378 private void applyFactoryDefaultBrowserLPw(int userId) { 2379 // The default browser app's package name is stored in a string resource, 2380 // with a product-specific overlay used for vendor customization. 2381 String browserPkg = mContext.getResources().getString( 2382 com.android.internal.R.string.default_browser); 2383 if (browserPkg != null) { 2384 // non-empty string => required to be a known package 2385 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2386 if (ps == null) { 2387 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2388 browserPkg = null; 2389 } else { 2390 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2391 } 2392 } 2393 2394 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2395 // default. If there's more than one, just leave everything alone. 2396 if (browserPkg == null) { 2397 calculateDefaultBrowserLPw(userId); 2398 } 2399 } 2400 2401 private void calculateDefaultBrowserLPw(int userId) { 2402 List<String> allBrowsers = resolveAllBrowserApps(userId); 2403 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2404 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2405 } 2406 2407 private List<String> resolveAllBrowserApps(int userId) { 2408 // Match all generic http: browser apps 2409 Intent intent = new Intent(); 2410 intent.setAction(Intent.ACTION_VIEW); 2411 intent.addCategory(Intent.CATEGORY_BROWSABLE); 2412 intent.setData(Uri.parse("http:")); 2413 2414 // Resolve that intent and check that the handleAllWebDataURI boolean is set 2415 List<ResolveInfo> list = queryIntentActivities(intent, null, 0, userId); 2416 2417 final int count = list.size(); 2418 List<String> result = new ArrayList<String>(count); 2419 for (int i=0; i<count; i++) { 2420 ResolveInfo info = list.get(i); 2421 if (info.activityInfo == null 2422 || !info.handleAllWebDataURI 2423 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2424 || result.contains(info.activityInfo.packageName)) { 2425 continue; 2426 } 2427 result.add(info.activityInfo.packageName); 2428 } 2429 2430 return result; 2431 } 2432 2433 private void checkDefaultBrowser() { 2434 final int myUserId = UserHandle.myUserId(); 2435 final String packageName = getDefaultBrowserPackageName(myUserId); 2436 if (packageName != null) { 2437 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2438 if (info == null) { 2439 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2440 synchronized (mPackages) { 2441 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2442 } 2443 } 2444 } 2445 } 2446 2447 @Override 2448 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2449 throws RemoteException { 2450 try { 2451 return super.onTransact(code, data, reply, flags); 2452 } catch (RuntimeException e) { 2453 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2454 Slog.wtf(TAG, "Package Manager Crash", e); 2455 } 2456 throw e; 2457 } 2458 } 2459 2460 void cleanupInstallFailedPackage(PackageSetting ps) { 2461 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2462 2463 removeDataDirsLI(ps.volumeUuid, ps.name); 2464 if (ps.codePath != null) { 2465 if (ps.codePath.isDirectory()) { 2466 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2467 } else { 2468 ps.codePath.delete(); 2469 } 2470 } 2471 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2472 if (ps.resourcePath.isDirectory()) { 2473 FileUtils.deleteContents(ps.resourcePath); 2474 } 2475 ps.resourcePath.delete(); 2476 } 2477 mSettings.removePackageLPw(ps.name); 2478 } 2479 2480 static int[] appendInts(int[] cur, int[] add) { 2481 if (add == null) return cur; 2482 if (cur == null) return add; 2483 final int N = add.length; 2484 for (int i=0; i<N; i++) { 2485 cur = appendInt(cur, add[i]); 2486 } 2487 return cur; 2488 } 2489 2490 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2491 if (!sUserManager.exists(userId)) return null; 2492 final PackageSetting ps = (PackageSetting) p.mExtras; 2493 if (ps == null) { 2494 return null; 2495 } 2496 2497 final PermissionsState permissionsState = ps.getPermissionsState(); 2498 2499 final int[] gids = permissionsState.computeGids(userId); 2500 final Set<String> permissions = permissionsState.getPermissions(userId); 2501 final PackageUserState state = ps.readUserState(userId); 2502 2503 return PackageParser.generatePackageInfo(p, gids, flags, 2504 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2505 } 2506 2507 @Override 2508 public boolean isPackageFrozen(String packageName) { 2509 synchronized (mPackages) { 2510 final PackageSetting ps = mSettings.mPackages.get(packageName); 2511 if (ps != null) { 2512 return ps.frozen; 2513 } 2514 } 2515 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2516 return true; 2517 } 2518 2519 @Override 2520 public boolean isPackageAvailable(String packageName, int userId) { 2521 if (!sUserManager.exists(userId)) return false; 2522 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2523 synchronized (mPackages) { 2524 PackageParser.Package p = mPackages.get(packageName); 2525 if (p != null) { 2526 final PackageSetting ps = (PackageSetting) p.mExtras; 2527 if (ps != null) { 2528 final PackageUserState state = ps.readUserState(userId); 2529 if (state != null) { 2530 return PackageParser.isAvailable(state); 2531 } 2532 } 2533 } 2534 } 2535 return false; 2536 } 2537 2538 @Override 2539 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2540 if (!sUserManager.exists(userId)) return null; 2541 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2542 // reader 2543 synchronized (mPackages) { 2544 PackageParser.Package p = mPackages.get(packageName); 2545 if (DEBUG_PACKAGE_INFO) 2546 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2547 if (p != null) { 2548 return generatePackageInfo(p, flags, userId); 2549 } 2550 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2551 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2552 } 2553 } 2554 return null; 2555 } 2556 2557 @Override 2558 public String[] currentToCanonicalPackageNames(String[] names) { 2559 String[] out = new String[names.length]; 2560 // reader 2561 synchronized (mPackages) { 2562 for (int i=names.length-1; i>=0; i--) { 2563 PackageSetting ps = mSettings.mPackages.get(names[i]); 2564 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2565 } 2566 } 2567 return out; 2568 } 2569 2570 @Override 2571 public String[] canonicalToCurrentPackageNames(String[] names) { 2572 String[] out = new String[names.length]; 2573 // reader 2574 synchronized (mPackages) { 2575 for (int i=names.length-1; i>=0; i--) { 2576 String cur = mSettings.mRenamedPackages.get(names[i]); 2577 out[i] = cur != null ? cur : names[i]; 2578 } 2579 } 2580 return out; 2581 } 2582 2583 @Override 2584 public int getPackageUid(String packageName, int userId) { 2585 if (!sUserManager.exists(userId)) return -1; 2586 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2587 2588 // reader 2589 synchronized (mPackages) { 2590 PackageParser.Package p = mPackages.get(packageName); 2591 if(p != null) { 2592 return UserHandle.getUid(userId, p.applicationInfo.uid); 2593 } 2594 PackageSetting ps = mSettings.mPackages.get(packageName); 2595 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2596 return -1; 2597 } 2598 p = ps.pkg; 2599 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2600 } 2601 } 2602 2603 @Override 2604 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2605 if (!sUserManager.exists(userId)) { 2606 return null; 2607 } 2608 2609 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2610 "getPackageGids"); 2611 2612 // reader 2613 synchronized (mPackages) { 2614 PackageParser.Package p = mPackages.get(packageName); 2615 if (DEBUG_PACKAGE_INFO) { 2616 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2617 } 2618 if (p != null) { 2619 PackageSetting ps = (PackageSetting) p.mExtras; 2620 return ps.getPermissionsState().computeGids(userId); 2621 } 2622 } 2623 2624 return null; 2625 } 2626 2627 @Override 2628 public int getMountExternalMode(int uid) { 2629 if (Process.isIsolated(uid)) { 2630 return Zygote.MOUNT_EXTERNAL_NONE; 2631 } else { 2632 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2633 return Zygote.MOUNT_EXTERNAL_WRITE; 2634 } else if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_GRANTED) { 2635 return Zygote.MOUNT_EXTERNAL_READ; 2636 } else { 2637 return Zygote.MOUNT_EXTERNAL_DEFAULT; 2638 } 2639 } 2640 } 2641 2642 static PermissionInfo generatePermissionInfo( 2643 BasePermission bp, int flags) { 2644 if (bp.perm != null) { 2645 return PackageParser.generatePermissionInfo(bp.perm, flags); 2646 } 2647 PermissionInfo pi = new PermissionInfo(); 2648 pi.name = bp.name; 2649 pi.packageName = bp.sourcePackage; 2650 pi.nonLocalizedLabel = bp.name; 2651 pi.protectionLevel = bp.protectionLevel; 2652 return pi; 2653 } 2654 2655 @Override 2656 public PermissionInfo getPermissionInfo(String name, int flags) { 2657 // reader 2658 synchronized (mPackages) { 2659 final BasePermission p = mSettings.mPermissions.get(name); 2660 if (p != null) { 2661 return generatePermissionInfo(p, flags); 2662 } 2663 return null; 2664 } 2665 } 2666 2667 @Override 2668 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2669 // reader 2670 synchronized (mPackages) { 2671 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2672 for (BasePermission p : mSettings.mPermissions.values()) { 2673 if (group == null) { 2674 if (p.perm == null || p.perm.info.group == null) { 2675 out.add(generatePermissionInfo(p, flags)); 2676 } 2677 } else { 2678 if (p.perm != null && group.equals(p.perm.info.group)) { 2679 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2680 } 2681 } 2682 } 2683 2684 if (out.size() > 0) { 2685 return out; 2686 } 2687 return mPermissionGroups.containsKey(group) ? out : null; 2688 } 2689 } 2690 2691 @Override 2692 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2693 // reader 2694 synchronized (mPackages) { 2695 return PackageParser.generatePermissionGroupInfo( 2696 mPermissionGroups.get(name), flags); 2697 } 2698 } 2699 2700 @Override 2701 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2702 // reader 2703 synchronized (mPackages) { 2704 final int N = mPermissionGroups.size(); 2705 ArrayList<PermissionGroupInfo> out 2706 = new ArrayList<PermissionGroupInfo>(N); 2707 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2708 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2709 } 2710 return out; 2711 } 2712 } 2713 2714 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2715 int userId) { 2716 if (!sUserManager.exists(userId)) return null; 2717 PackageSetting ps = mSettings.mPackages.get(packageName); 2718 if (ps != null) { 2719 if (ps.pkg == null) { 2720 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2721 flags, userId); 2722 if (pInfo != null) { 2723 return pInfo.applicationInfo; 2724 } 2725 return null; 2726 } 2727 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2728 ps.readUserState(userId), userId); 2729 } 2730 return null; 2731 } 2732 2733 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2734 int userId) { 2735 if (!sUserManager.exists(userId)) return null; 2736 PackageSetting ps = mSettings.mPackages.get(packageName); 2737 if (ps != null) { 2738 PackageParser.Package pkg = ps.pkg; 2739 if (pkg == null) { 2740 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2741 return null; 2742 } 2743 // Only data remains, so we aren't worried about code paths 2744 pkg = new PackageParser.Package(packageName); 2745 pkg.applicationInfo.packageName = packageName; 2746 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2747 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2748 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2749 packageName, userId).getAbsolutePath(); 2750 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2751 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2752 } 2753 return generatePackageInfo(pkg, flags, userId); 2754 } 2755 return null; 2756 } 2757 2758 @Override 2759 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2760 if (!sUserManager.exists(userId)) return null; 2761 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2762 // writer 2763 synchronized (mPackages) { 2764 PackageParser.Package p = mPackages.get(packageName); 2765 if (DEBUG_PACKAGE_INFO) Log.v( 2766 TAG, "getApplicationInfo " + packageName 2767 + ": " + p); 2768 if (p != null) { 2769 PackageSetting ps = mSettings.mPackages.get(packageName); 2770 if (ps == null) return null; 2771 // Note: isEnabledLP() does not apply here - always return info 2772 return PackageParser.generateApplicationInfo( 2773 p, flags, ps.readUserState(userId), userId); 2774 } 2775 if ("android".equals(packageName)||"system".equals(packageName)) { 2776 return mAndroidApplication; 2777 } 2778 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2779 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2780 } 2781 } 2782 return null; 2783 } 2784 2785 @Override 2786 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2787 final IPackageDataObserver observer) { 2788 mContext.enforceCallingOrSelfPermission( 2789 android.Manifest.permission.CLEAR_APP_CACHE, null); 2790 // Queue up an async operation since clearing cache may take a little while. 2791 mHandler.post(new Runnable() { 2792 public void run() { 2793 mHandler.removeCallbacks(this); 2794 int retCode = -1; 2795 synchronized (mInstallLock) { 2796 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2797 if (retCode < 0) { 2798 Slog.w(TAG, "Couldn't clear application caches"); 2799 } 2800 } 2801 if (observer != null) { 2802 try { 2803 observer.onRemoveCompleted(null, (retCode >= 0)); 2804 } catch (RemoteException e) { 2805 Slog.w(TAG, "RemoveException when invoking call back"); 2806 } 2807 } 2808 } 2809 }); 2810 } 2811 2812 @Override 2813 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2814 final IntentSender pi) { 2815 mContext.enforceCallingOrSelfPermission( 2816 android.Manifest.permission.CLEAR_APP_CACHE, null); 2817 // Queue up an async operation since clearing cache may take a little while. 2818 mHandler.post(new Runnable() { 2819 public void run() { 2820 mHandler.removeCallbacks(this); 2821 int retCode = -1; 2822 synchronized (mInstallLock) { 2823 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2824 if (retCode < 0) { 2825 Slog.w(TAG, "Couldn't clear application caches"); 2826 } 2827 } 2828 if(pi != null) { 2829 try { 2830 // Callback via pending intent 2831 int code = (retCode >= 0) ? 1 : 0; 2832 pi.sendIntent(null, code, null, 2833 null, null); 2834 } catch (SendIntentException e1) { 2835 Slog.i(TAG, "Failed to send pending intent"); 2836 } 2837 } 2838 } 2839 }); 2840 } 2841 2842 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2843 synchronized (mInstallLock) { 2844 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2845 throw new IOException("Failed to free enough space"); 2846 } 2847 } 2848 } 2849 2850 @Override 2851 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2852 if (!sUserManager.exists(userId)) return null; 2853 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2854 synchronized (mPackages) { 2855 PackageParser.Activity a = mActivities.mActivities.get(component); 2856 2857 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2858 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2859 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2860 if (ps == null) return null; 2861 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2862 userId); 2863 } 2864 if (mResolveComponentName.equals(component)) { 2865 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2866 new PackageUserState(), userId); 2867 } 2868 } 2869 return null; 2870 } 2871 2872 @Override 2873 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2874 String resolvedType) { 2875 synchronized (mPackages) { 2876 PackageParser.Activity a = mActivities.mActivities.get(component); 2877 if (a == null) { 2878 return false; 2879 } 2880 for (int i=0; i<a.intents.size(); i++) { 2881 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2882 intent.getData(), intent.getCategories(), TAG) >= 0) { 2883 return true; 2884 } 2885 } 2886 return false; 2887 } 2888 } 2889 2890 @Override 2891 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2892 if (!sUserManager.exists(userId)) return null; 2893 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2894 synchronized (mPackages) { 2895 PackageParser.Activity a = mReceivers.mActivities.get(component); 2896 if (DEBUG_PACKAGE_INFO) Log.v( 2897 TAG, "getReceiverInfo " + component + ": " + a); 2898 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2899 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2900 if (ps == null) return null; 2901 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2902 userId); 2903 } 2904 } 2905 return null; 2906 } 2907 2908 @Override 2909 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2910 if (!sUserManager.exists(userId)) return null; 2911 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2912 synchronized (mPackages) { 2913 PackageParser.Service s = mServices.mServices.get(component); 2914 if (DEBUG_PACKAGE_INFO) Log.v( 2915 TAG, "getServiceInfo " + component + ": " + s); 2916 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2917 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2918 if (ps == null) return null; 2919 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2920 userId); 2921 } 2922 } 2923 return null; 2924 } 2925 2926 @Override 2927 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2928 if (!sUserManager.exists(userId)) return null; 2929 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2930 synchronized (mPackages) { 2931 PackageParser.Provider p = mProviders.mProviders.get(component); 2932 if (DEBUG_PACKAGE_INFO) Log.v( 2933 TAG, "getProviderInfo " + component + ": " + p); 2934 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2935 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2936 if (ps == null) return null; 2937 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2938 userId); 2939 } 2940 } 2941 return null; 2942 } 2943 2944 @Override 2945 public String[] getSystemSharedLibraryNames() { 2946 Set<String> libSet; 2947 synchronized (mPackages) { 2948 libSet = mSharedLibraries.keySet(); 2949 int size = libSet.size(); 2950 if (size > 0) { 2951 String[] libs = new String[size]; 2952 libSet.toArray(libs); 2953 return libs; 2954 } 2955 } 2956 return null; 2957 } 2958 2959 /** 2960 * @hide 2961 */ 2962 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2963 synchronized (mPackages) { 2964 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2965 if (lib != null && lib.apk != null) { 2966 return mPackages.get(lib.apk); 2967 } 2968 } 2969 return null; 2970 } 2971 2972 @Override 2973 public FeatureInfo[] getSystemAvailableFeatures() { 2974 Collection<FeatureInfo> featSet; 2975 synchronized (mPackages) { 2976 featSet = mAvailableFeatures.values(); 2977 int size = featSet.size(); 2978 if (size > 0) { 2979 FeatureInfo[] features = new FeatureInfo[size+1]; 2980 featSet.toArray(features); 2981 FeatureInfo fi = new FeatureInfo(); 2982 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2983 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2984 features[size] = fi; 2985 return features; 2986 } 2987 } 2988 return null; 2989 } 2990 2991 @Override 2992 public boolean hasSystemFeature(String name) { 2993 synchronized (mPackages) { 2994 return mAvailableFeatures.containsKey(name); 2995 } 2996 } 2997 2998 private void checkValidCaller(int uid, int userId) { 2999 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3000 return; 3001 3002 throw new SecurityException("Caller uid=" + uid 3003 + " is not privileged to communicate with user=" + userId); 3004 } 3005 3006 @Override 3007 public int checkPermission(String permName, String pkgName, int userId) { 3008 if (!sUserManager.exists(userId)) { 3009 return PackageManager.PERMISSION_DENIED; 3010 } 3011 3012 synchronized (mPackages) { 3013 final PackageParser.Package p = mPackages.get(pkgName); 3014 if (p != null && p.mExtras != null) { 3015 final PackageSetting ps = (PackageSetting) p.mExtras; 3016 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3017 return PackageManager.PERMISSION_GRANTED; 3018 } 3019 } 3020 } 3021 3022 return PackageManager.PERMISSION_DENIED; 3023 } 3024 3025 @Override 3026 public int checkUidPermission(String permName, int uid) { 3027 final int userId = UserHandle.getUserId(uid); 3028 3029 if (!sUserManager.exists(userId)) { 3030 return PackageManager.PERMISSION_DENIED; 3031 } 3032 3033 synchronized (mPackages) { 3034 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3035 if (obj != null) { 3036 final SettingBase ps = (SettingBase) obj; 3037 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3038 return PackageManager.PERMISSION_GRANTED; 3039 } 3040 } else { 3041 ArraySet<String> perms = mSystemPermissions.get(uid); 3042 if (perms != null && perms.contains(permName)) { 3043 return PackageManager.PERMISSION_GRANTED; 3044 } 3045 } 3046 } 3047 3048 return PackageManager.PERMISSION_DENIED; 3049 } 3050 3051 /** 3052 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3053 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3054 * @param checkShell TODO(yamasani): 3055 * @param message the message to log on security exception 3056 */ 3057 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3058 boolean checkShell, String message) { 3059 if (userId < 0) { 3060 throw new IllegalArgumentException("Invalid userId " + userId); 3061 } 3062 if (checkShell) { 3063 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3064 } 3065 if (userId == UserHandle.getUserId(callingUid)) return; 3066 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3067 if (requireFullPermission) { 3068 mContext.enforceCallingOrSelfPermission( 3069 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3070 } else { 3071 try { 3072 mContext.enforceCallingOrSelfPermission( 3073 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3074 } catch (SecurityException se) { 3075 mContext.enforceCallingOrSelfPermission( 3076 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3077 } 3078 } 3079 } 3080 } 3081 3082 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3083 if (callingUid == Process.SHELL_UID) { 3084 if (userHandle >= 0 3085 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3086 throw new SecurityException("Shell does not have permission to access user " 3087 + userHandle); 3088 } else if (userHandle < 0) { 3089 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3090 + Debug.getCallers(3)); 3091 } 3092 } 3093 } 3094 3095 private BasePermission findPermissionTreeLP(String permName) { 3096 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3097 if (permName.startsWith(bp.name) && 3098 permName.length() > bp.name.length() && 3099 permName.charAt(bp.name.length()) == '.') { 3100 return bp; 3101 } 3102 } 3103 return null; 3104 } 3105 3106 private BasePermission checkPermissionTreeLP(String permName) { 3107 if (permName != null) { 3108 BasePermission bp = findPermissionTreeLP(permName); 3109 if (bp != null) { 3110 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3111 return bp; 3112 } 3113 throw new SecurityException("Calling uid " 3114 + Binder.getCallingUid() 3115 + " is not allowed to add to permission tree " 3116 + bp.name + " owned by uid " + bp.uid); 3117 } 3118 } 3119 throw new SecurityException("No permission tree found for " + permName); 3120 } 3121 3122 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3123 if (s1 == null) { 3124 return s2 == null; 3125 } 3126 if (s2 == null) { 3127 return false; 3128 } 3129 if (s1.getClass() != s2.getClass()) { 3130 return false; 3131 } 3132 return s1.equals(s2); 3133 } 3134 3135 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3136 if (pi1.icon != pi2.icon) return false; 3137 if (pi1.logo != pi2.logo) return false; 3138 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3139 if (!compareStrings(pi1.name, pi2.name)) return false; 3140 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3141 // We'll take care of setting this one. 3142 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3143 // These are not currently stored in settings. 3144 //if (!compareStrings(pi1.group, pi2.group)) return false; 3145 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3146 //if (pi1.labelRes != pi2.labelRes) return false; 3147 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3148 return true; 3149 } 3150 3151 int permissionInfoFootprint(PermissionInfo info) { 3152 int size = info.name.length(); 3153 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3154 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3155 return size; 3156 } 3157 3158 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3159 int size = 0; 3160 for (BasePermission perm : mSettings.mPermissions.values()) { 3161 if (perm.uid == tree.uid) { 3162 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3163 } 3164 } 3165 return size; 3166 } 3167 3168 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3169 // We calculate the max size of permissions defined by this uid and throw 3170 // if that plus the size of 'info' would exceed our stated maximum. 3171 if (tree.uid != Process.SYSTEM_UID) { 3172 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3173 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3174 throw new SecurityException("Permission tree size cap exceeded"); 3175 } 3176 } 3177 } 3178 3179 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3180 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3181 throw new SecurityException("Label must be specified in permission"); 3182 } 3183 BasePermission tree = checkPermissionTreeLP(info.name); 3184 BasePermission bp = mSettings.mPermissions.get(info.name); 3185 boolean added = bp == null; 3186 boolean changed = true; 3187 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3188 if (added) { 3189 enforcePermissionCapLocked(info, tree); 3190 bp = new BasePermission(info.name, tree.sourcePackage, 3191 BasePermission.TYPE_DYNAMIC); 3192 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3193 throw new SecurityException( 3194 "Not allowed to modify non-dynamic permission " 3195 + info.name); 3196 } else { 3197 if (bp.protectionLevel == fixedLevel 3198 && bp.perm.owner.equals(tree.perm.owner) 3199 && bp.uid == tree.uid 3200 && comparePermissionInfos(bp.perm.info, info)) { 3201 changed = false; 3202 } 3203 } 3204 bp.protectionLevel = fixedLevel; 3205 info = new PermissionInfo(info); 3206 info.protectionLevel = fixedLevel; 3207 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3208 bp.perm.info.packageName = tree.perm.info.packageName; 3209 bp.uid = tree.uid; 3210 if (added) { 3211 mSettings.mPermissions.put(info.name, bp); 3212 } 3213 if (changed) { 3214 if (!async) { 3215 mSettings.writeLPr(); 3216 } else { 3217 scheduleWriteSettingsLocked(); 3218 } 3219 } 3220 return added; 3221 } 3222 3223 @Override 3224 public boolean addPermission(PermissionInfo info) { 3225 synchronized (mPackages) { 3226 return addPermissionLocked(info, false); 3227 } 3228 } 3229 3230 @Override 3231 public boolean addPermissionAsync(PermissionInfo info) { 3232 synchronized (mPackages) { 3233 return addPermissionLocked(info, true); 3234 } 3235 } 3236 3237 @Override 3238 public void removePermission(String name) { 3239 synchronized (mPackages) { 3240 checkPermissionTreeLP(name); 3241 BasePermission bp = mSettings.mPermissions.get(name); 3242 if (bp != null) { 3243 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3244 throw new SecurityException( 3245 "Not allowed to modify non-dynamic permission " 3246 + name); 3247 } 3248 mSettings.mPermissions.remove(name); 3249 mSettings.writeLPr(); 3250 } 3251 } 3252 } 3253 3254 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3255 BasePermission bp) { 3256 int index = pkg.requestedPermissions.indexOf(bp.name); 3257 if (index == -1) { 3258 throw new SecurityException("Package " + pkg.packageName 3259 + " has not requested permission " + bp.name); 3260 } 3261 if (!bp.isRuntime()) { 3262 throw new SecurityException("Permission " + bp.name 3263 + " is not a changeable permission type"); 3264 } 3265 } 3266 3267 @Override 3268 public void grantRuntimePermission(String packageName, String name, final int userId) { 3269 if (!sUserManager.exists(userId)) { 3270 Log.e(TAG, "No such user:" + userId); 3271 return; 3272 } 3273 3274 mContext.enforceCallingOrSelfPermission( 3275 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3276 "grantRuntimePermission"); 3277 3278 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3279 "grantRuntimePermission"); 3280 3281 final int uid; 3282 final SettingBase sb; 3283 3284 synchronized (mPackages) { 3285 final PackageParser.Package pkg = mPackages.get(packageName); 3286 if (pkg == null) { 3287 throw new IllegalArgumentException("Unknown package: " + packageName); 3288 } 3289 3290 final BasePermission bp = mSettings.mPermissions.get(name); 3291 if (bp == null) { 3292 throw new IllegalArgumentException("Unknown permission: " + name); 3293 } 3294 3295 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3296 3297 uid = pkg.applicationInfo.uid; 3298 sb = (SettingBase) pkg.mExtras; 3299 if (sb == null) { 3300 throw new IllegalArgumentException("Unknown package: " + packageName); 3301 } 3302 3303 final PermissionsState permissionsState = sb.getPermissionsState(); 3304 3305 final int flags = permissionsState.getPermissionFlags(name, userId); 3306 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3307 throw new SecurityException("Cannot grant system fixed permission: " 3308 + name + " for package: " + packageName); 3309 } 3310 3311 final int result = permissionsState.grantRuntimePermission(bp, userId); 3312 switch (result) { 3313 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3314 return; 3315 } 3316 3317 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3318 mHandler.post(new Runnable() { 3319 @Override 3320 public void run() { 3321 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3322 } 3323 }); 3324 } break; 3325 } 3326 3327 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3328 3329 // Not critical if that is lost - app has to request again. 3330 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3331 } 3332 3333 if (READ_EXTERNAL_STORAGE.equals(name) 3334 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3335 final long token = Binder.clearCallingIdentity(); 3336 try { 3337 final StorageManager storage = mContext.getSystemService(StorageManager.class); 3338 storage.remountUid(uid); 3339 } finally { 3340 Binder.restoreCallingIdentity(token); 3341 } 3342 } 3343 } 3344 3345 @Override 3346 public void revokeRuntimePermission(String packageName, String name, int userId) { 3347 if (!sUserManager.exists(userId)) { 3348 Log.e(TAG, "No such user:" + userId); 3349 return; 3350 } 3351 3352 mContext.enforceCallingOrSelfPermission( 3353 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3354 "revokeRuntimePermission"); 3355 3356 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3357 "revokeRuntimePermission"); 3358 3359 final SettingBase sb; 3360 3361 synchronized (mPackages) { 3362 final PackageParser.Package pkg = mPackages.get(packageName); 3363 if (pkg == null) { 3364 throw new IllegalArgumentException("Unknown package: " + packageName); 3365 } 3366 3367 final BasePermission bp = mSettings.mPermissions.get(name); 3368 if (bp == null) { 3369 throw new IllegalArgumentException("Unknown permission: " + name); 3370 } 3371 3372 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3373 3374 sb = (SettingBase) pkg.mExtras; 3375 if (sb == null) { 3376 throw new IllegalArgumentException("Unknown package: " + packageName); 3377 } 3378 3379 final PermissionsState permissionsState = sb.getPermissionsState(); 3380 3381 final int flags = permissionsState.getPermissionFlags(name, userId); 3382 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3383 throw new SecurityException("Cannot revoke system fixed permission: " 3384 + name + " for package: " + packageName); 3385 } 3386 3387 if (permissionsState.revokeRuntimePermission(bp, userId) == 3388 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3389 return; 3390 } 3391 3392 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3393 3394 // Critical, after this call app should never have the permission. 3395 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3396 } 3397 3398 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3399 } 3400 3401 @Override 3402 public void resetRuntimePermissions() { 3403 mContext.enforceCallingOrSelfPermission( 3404 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3405 "revokeRuntimePermission"); 3406 3407 int callingUid = Binder.getCallingUid(); 3408 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3409 mContext.enforceCallingOrSelfPermission( 3410 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3411 "resetRuntimePermissions"); 3412 } 3413 3414 synchronized (mPackages) { 3415 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3416 for (int userId : UserManagerService.getInstance().getUserIds()) { 3417 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3418 } 3419 } 3420 } 3421 3422 @Override 3423 public int getPermissionFlags(String name, String packageName, int userId) { 3424 if (!sUserManager.exists(userId)) { 3425 return 0; 3426 } 3427 3428 mContext.enforceCallingOrSelfPermission( 3429 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3430 "getPermissionFlags"); 3431 3432 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3433 "getPermissionFlags"); 3434 3435 synchronized (mPackages) { 3436 final PackageParser.Package pkg = mPackages.get(packageName); 3437 if (pkg == null) { 3438 throw new IllegalArgumentException("Unknown package: " + packageName); 3439 } 3440 3441 final BasePermission bp = mSettings.mPermissions.get(name); 3442 if (bp == null) { 3443 throw new IllegalArgumentException("Unknown permission: " + name); 3444 } 3445 3446 SettingBase sb = (SettingBase) pkg.mExtras; 3447 if (sb == null) { 3448 throw new IllegalArgumentException("Unknown package: " + packageName); 3449 } 3450 3451 PermissionsState permissionsState = sb.getPermissionsState(); 3452 return permissionsState.getPermissionFlags(name, userId); 3453 } 3454 } 3455 3456 @Override 3457 public void updatePermissionFlags(String name, String packageName, int flagMask, 3458 int flagValues, int userId) { 3459 if (!sUserManager.exists(userId)) { 3460 return; 3461 } 3462 3463 mContext.enforceCallingOrSelfPermission( 3464 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3465 "updatePermissionFlags"); 3466 3467 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3468 "updatePermissionFlags"); 3469 3470 // Only the system can change system fixed flags. 3471 if (getCallingUid() != Process.SYSTEM_UID) { 3472 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3473 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3474 } 3475 3476 synchronized (mPackages) { 3477 final PackageParser.Package pkg = mPackages.get(packageName); 3478 if (pkg == null) { 3479 throw new IllegalArgumentException("Unknown package: " + packageName); 3480 } 3481 3482 final BasePermission bp = mSettings.mPermissions.get(name); 3483 if (bp == null) { 3484 throw new IllegalArgumentException("Unknown permission: " + name); 3485 } 3486 3487 SettingBase sb = (SettingBase) pkg.mExtras; 3488 if (sb == null) { 3489 throw new IllegalArgumentException("Unknown package: " + packageName); 3490 } 3491 3492 PermissionsState permissionsState = sb.getPermissionsState(); 3493 3494 // Only the package manager can change flags for system component permissions. 3495 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3496 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3497 return; 3498 } 3499 3500 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3501 3502 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3503 // Install and runtime permissions are stored in different places, 3504 // so figure out what permission changed and persist the change. 3505 if (permissionsState.getInstallPermissionState(name) != null) { 3506 scheduleWriteSettingsLocked(); 3507 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3508 || hadState) { 3509 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3510 } 3511 } 3512 } 3513 } 3514 3515 /** 3516 * Update the permission flags for all packages and runtime permissions of a user in order 3517 * to allow device or profile owner to remove POLICY_FIXED. 3518 */ 3519 @Override 3520 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3521 if (!sUserManager.exists(userId)) { 3522 return; 3523 } 3524 3525 mContext.enforceCallingOrSelfPermission( 3526 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3527 "updatePermissionFlagsForAllApps"); 3528 3529 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3530 "updatePermissionFlagsForAllApps"); 3531 3532 // Only the system can change system fixed flags. 3533 if (getCallingUid() != Process.SYSTEM_UID) { 3534 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3535 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3536 } 3537 3538 synchronized (mPackages) { 3539 boolean changed = false; 3540 final int packageCount = mPackages.size(); 3541 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3542 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3543 SettingBase sb = (SettingBase) pkg.mExtras; 3544 if (sb == null) { 3545 continue; 3546 } 3547 PermissionsState permissionsState = sb.getPermissionsState(); 3548 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3549 userId, flagMask, flagValues); 3550 } 3551 if (changed) { 3552 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3553 } 3554 } 3555 } 3556 3557 @Override 3558 public boolean shouldShowRequestPermissionRationale(String permissionName, 3559 String packageName, int userId) { 3560 if (UserHandle.getCallingUserId() != userId) { 3561 mContext.enforceCallingPermission( 3562 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3563 "canShowRequestPermissionRationale for user " + userId); 3564 } 3565 3566 final int uid = getPackageUid(packageName, userId); 3567 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3568 return false; 3569 } 3570 3571 if (checkPermission(permissionName, packageName, userId) 3572 == PackageManager.PERMISSION_GRANTED) { 3573 return false; 3574 } 3575 3576 final int flags; 3577 3578 final long identity = Binder.clearCallingIdentity(); 3579 try { 3580 flags = getPermissionFlags(permissionName, 3581 packageName, userId); 3582 } finally { 3583 Binder.restoreCallingIdentity(identity); 3584 } 3585 3586 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3587 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3588 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3589 3590 if ((flags & fixedFlags) != 0) { 3591 return false; 3592 } 3593 3594 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3595 } 3596 3597 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3598 BasePermission bp = mSettings.mPermissions.get(permission); 3599 if (bp == null) { 3600 throw new SecurityException("Missing " + permission + " permission"); 3601 } 3602 3603 SettingBase sb = (SettingBase) pkg.mExtras; 3604 PermissionsState permissionsState = sb.getPermissionsState(); 3605 3606 if (permissionsState.grantInstallPermission(bp) != 3607 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3608 scheduleWriteSettingsLocked(); 3609 } 3610 } 3611 3612 @Override 3613 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3614 mContext.enforceCallingOrSelfPermission( 3615 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3616 "addOnPermissionsChangeListener"); 3617 3618 synchronized (mPackages) { 3619 mOnPermissionChangeListeners.addListenerLocked(listener); 3620 } 3621 } 3622 3623 @Override 3624 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3625 synchronized (mPackages) { 3626 mOnPermissionChangeListeners.removeListenerLocked(listener); 3627 } 3628 } 3629 3630 @Override 3631 public boolean isProtectedBroadcast(String actionName) { 3632 synchronized (mPackages) { 3633 return mProtectedBroadcasts.contains(actionName); 3634 } 3635 } 3636 3637 @Override 3638 public int checkSignatures(String pkg1, String pkg2) { 3639 synchronized (mPackages) { 3640 final PackageParser.Package p1 = mPackages.get(pkg1); 3641 final PackageParser.Package p2 = mPackages.get(pkg2); 3642 if (p1 == null || p1.mExtras == null 3643 || p2 == null || p2.mExtras == null) { 3644 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3645 } 3646 return compareSignatures(p1.mSignatures, p2.mSignatures); 3647 } 3648 } 3649 3650 @Override 3651 public int checkUidSignatures(int uid1, int uid2) { 3652 // Map to base uids. 3653 uid1 = UserHandle.getAppId(uid1); 3654 uid2 = UserHandle.getAppId(uid2); 3655 // reader 3656 synchronized (mPackages) { 3657 Signature[] s1; 3658 Signature[] s2; 3659 Object obj = mSettings.getUserIdLPr(uid1); 3660 if (obj != null) { 3661 if (obj instanceof SharedUserSetting) { 3662 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3663 } else if (obj instanceof PackageSetting) { 3664 s1 = ((PackageSetting)obj).signatures.mSignatures; 3665 } else { 3666 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3667 } 3668 } else { 3669 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3670 } 3671 obj = mSettings.getUserIdLPr(uid2); 3672 if (obj != null) { 3673 if (obj instanceof SharedUserSetting) { 3674 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3675 } else if (obj instanceof PackageSetting) { 3676 s2 = ((PackageSetting)obj).signatures.mSignatures; 3677 } else { 3678 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3679 } 3680 } else { 3681 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3682 } 3683 return compareSignatures(s1, s2); 3684 } 3685 } 3686 3687 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3688 final long identity = Binder.clearCallingIdentity(); 3689 try { 3690 if (sb instanceof SharedUserSetting) { 3691 SharedUserSetting sus = (SharedUserSetting) sb; 3692 final int packageCount = sus.packages.size(); 3693 for (int i = 0; i < packageCount; i++) { 3694 PackageSetting susPs = sus.packages.valueAt(i); 3695 if (userId == UserHandle.USER_ALL) { 3696 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3697 } else { 3698 final int uid = UserHandle.getUid(userId, susPs.appId); 3699 killUid(uid, reason); 3700 } 3701 } 3702 } else if (sb instanceof PackageSetting) { 3703 PackageSetting ps = (PackageSetting) sb; 3704 if (userId == UserHandle.USER_ALL) { 3705 killApplication(ps.pkg.packageName, ps.appId, reason); 3706 } else { 3707 final int uid = UserHandle.getUid(userId, ps.appId); 3708 killUid(uid, reason); 3709 } 3710 } 3711 } finally { 3712 Binder.restoreCallingIdentity(identity); 3713 } 3714 } 3715 3716 private static void killUid(int uid, String reason) { 3717 IActivityManager am = ActivityManagerNative.getDefault(); 3718 if (am != null) { 3719 try { 3720 am.killUid(uid, reason); 3721 } catch (RemoteException e) { 3722 /* ignore - same process */ 3723 } 3724 } 3725 } 3726 3727 /** 3728 * Compares two sets of signatures. Returns: 3729 * <br /> 3730 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3731 * <br /> 3732 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3733 * <br /> 3734 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3735 * <br /> 3736 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3737 * <br /> 3738 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3739 */ 3740 static int compareSignatures(Signature[] s1, Signature[] s2) { 3741 if (s1 == null) { 3742 return s2 == null 3743 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3744 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3745 } 3746 3747 if (s2 == null) { 3748 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3749 } 3750 3751 if (s1.length != s2.length) { 3752 return PackageManager.SIGNATURE_NO_MATCH; 3753 } 3754 3755 // Since both signature sets are of size 1, we can compare without HashSets. 3756 if (s1.length == 1) { 3757 return s1[0].equals(s2[0]) ? 3758 PackageManager.SIGNATURE_MATCH : 3759 PackageManager.SIGNATURE_NO_MATCH; 3760 } 3761 3762 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3763 for (Signature sig : s1) { 3764 set1.add(sig); 3765 } 3766 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3767 for (Signature sig : s2) { 3768 set2.add(sig); 3769 } 3770 // Make sure s2 contains all signatures in s1. 3771 if (set1.equals(set2)) { 3772 return PackageManager.SIGNATURE_MATCH; 3773 } 3774 return PackageManager.SIGNATURE_NO_MATCH; 3775 } 3776 3777 /** 3778 * If the database version for this type of package (internal storage or 3779 * external storage) is less than the version where package signatures 3780 * were updated, return true. 3781 */ 3782 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3783 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3784 DatabaseVersion.SIGNATURE_END_ENTITY)) 3785 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3786 DatabaseVersion.SIGNATURE_END_ENTITY)); 3787 } 3788 3789 /** 3790 * Used for backward compatibility to make sure any packages with 3791 * certificate chains get upgraded to the new style. {@code existingSigs} 3792 * will be in the old format (since they were stored on disk from before the 3793 * system upgrade) and {@code scannedSigs} will be in the newer format. 3794 */ 3795 private int compareSignaturesCompat(PackageSignatures existingSigs, 3796 PackageParser.Package scannedPkg) { 3797 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3798 return PackageManager.SIGNATURE_NO_MATCH; 3799 } 3800 3801 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3802 for (Signature sig : existingSigs.mSignatures) { 3803 existingSet.add(sig); 3804 } 3805 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3806 for (Signature sig : scannedPkg.mSignatures) { 3807 try { 3808 Signature[] chainSignatures = sig.getChainSignatures(); 3809 for (Signature chainSig : chainSignatures) { 3810 scannedCompatSet.add(chainSig); 3811 } 3812 } catch (CertificateEncodingException e) { 3813 scannedCompatSet.add(sig); 3814 } 3815 } 3816 /* 3817 * Make sure the expanded scanned set contains all signatures in the 3818 * existing one. 3819 */ 3820 if (scannedCompatSet.equals(existingSet)) { 3821 // Migrate the old signatures to the new scheme. 3822 existingSigs.assignSignatures(scannedPkg.mSignatures); 3823 // The new KeySets will be re-added later in the scanning process. 3824 synchronized (mPackages) { 3825 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3826 } 3827 return PackageManager.SIGNATURE_MATCH; 3828 } 3829 return PackageManager.SIGNATURE_NO_MATCH; 3830 } 3831 3832 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3833 if (isExternal(scannedPkg)) { 3834 return mSettings.isExternalDatabaseVersionOlderThan( 3835 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3836 } else { 3837 return mSettings.isInternalDatabaseVersionOlderThan( 3838 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3839 } 3840 } 3841 3842 private int compareSignaturesRecover(PackageSignatures existingSigs, 3843 PackageParser.Package scannedPkg) { 3844 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3845 return PackageManager.SIGNATURE_NO_MATCH; 3846 } 3847 3848 String msg = null; 3849 try { 3850 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3851 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3852 + scannedPkg.packageName); 3853 return PackageManager.SIGNATURE_MATCH; 3854 } 3855 } catch (CertificateException e) { 3856 msg = e.getMessage(); 3857 } 3858 3859 logCriticalInfo(Log.INFO, 3860 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3861 return PackageManager.SIGNATURE_NO_MATCH; 3862 } 3863 3864 @Override 3865 public String[] getPackagesForUid(int uid) { 3866 uid = UserHandle.getAppId(uid); 3867 // reader 3868 synchronized (mPackages) { 3869 Object obj = mSettings.getUserIdLPr(uid); 3870 if (obj instanceof SharedUserSetting) { 3871 final SharedUserSetting sus = (SharedUserSetting) obj; 3872 final int N = sus.packages.size(); 3873 final String[] res = new String[N]; 3874 final Iterator<PackageSetting> it = sus.packages.iterator(); 3875 int i = 0; 3876 while (it.hasNext()) { 3877 res[i++] = it.next().name; 3878 } 3879 return res; 3880 } else if (obj instanceof PackageSetting) { 3881 final PackageSetting ps = (PackageSetting) obj; 3882 return new String[] { ps.name }; 3883 } 3884 } 3885 return null; 3886 } 3887 3888 @Override 3889 public String getNameForUid(int uid) { 3890 // reader 3891 synchronized (mPackages) { 3892 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3893 if (obj instanceof SharedUserSetting) { 3894 final SharedUserSetting sus = (SharedUserSetting) obj; 3895 return sus.name + ":" + sus.userId; 3896 } else if (obj instanceof PackageSetting) { 3897 final PackageSetting ps = (PackageSetting) obj; 3898 return ps.name; 3899 } 3900 } 3901 return null; 3902 } 3903 3904 @Override 3905 public int getUidForSharedUser(String sharedUserName) { 3906 if(sharedUserName == null) { 3907 return -1; 3908 } 3909 // reader 3910 synchronized (mPackages) { 3911 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3912 if (suid == null) { 3913 return -1; 3914 } 3915 return suid.userId; 3916 } 3917 } 3918 3919 @Override 3920 public int getFlagsForUid(int uid) { 3921 synchronized (mPackages) { 3922 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3923 if (obj instanceof SharedUserSetting) { 3924 final SharedUserSetting sus = (SharedUserSetting) obj; 3925 return sus.pkgFlags; 3926 } else if (obj instanceof PackageSetting) { 3927 final PackageSetting ps = (PackageSetting) obj; 3928 return ps.pkgFlags; 3929 } 3930 } 3931 return 0; 3932 } 3933 3934 @Override 3935 public int getPrivateFlagsForUid(int uid) { 3936 synchronized (mPackages) { 3937 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3938 if (obj instanceof SharedUserSetting) { 3939 final SharedUserSetting sus = (SharedUserSetting) obj; 3940 return sus.pkgPrivateFlags; 3941 } else if (obj instanceof PackageSetting) { 3942 final PackageSetting ps = (PackageSetting) obj; 3943 return ps.pkgPrivateFlags; 3944 } 3945 } 3946 return 0; 3947 } 3948 3949 @Override 3950 public boolean isUidPrivileged(int uid) { 3951 uid = UserHandle.getAppId(uid); 3952 // reader 3953 synchronized (mPackages) { 3954 Object obj = mSettings.getUserIdLPr(uid); 3955 if (obj instanceof SharedUserSetting) { 3956 final SharedUserSetting sus = (SharedUserSetting) obj; 3957 final Iterator<PackageSetting> it = sus.packages.iterator(); 3958 while (it.hasNext()) { 3959 if (it.next().isPrivileged()) { 3960 return true; 3961 } 3962 } 3963 } else if (obj instanceof PackageSetting) { 3964 final PackageSetting ps = (PackageSetting) obj; 3965 return ps.isPrivileged(); 3966 } 3967 } 3968 return false; 3969 } 3970 3971 @Override 3972 public String[] getAppOpPermissionPackages(String permissionName) { 3973 synchronized (mPackages) { 3974 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3975 if (pkgs == null) { 3976 return null; 3977 } 3978 return pkgs.toArray(new String[pkgs.size()]); 3979 } 3980 } 3981 3982 @Override 3983 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3984 int flags, int userId) { 3985 if (!sUserManager.exists(userId)) return null; 3986 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3987 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3988 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3989 } 3990 3991 @Override 3992 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3993 IntentFilter filter, int match, ComponentName activity) { 3994 final int userId = UserHandle.getCallingUserId(); 3995 if (DEBUG_PREFERRED) { 3996 Log.v(TAG, "setLastChosenActivity intent=" + intent 3997 + " resolvedType=" + resolvedType 3998 + " flags=" + flags 3999 + " filter=" + filter 4000 + " match=" + match 4001 + " activity=" + activity); 4002 filter.dump(new PrintStreamPrinter(System.out), " "); 4003 } 4004 intent.setComponent(null); 4005 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4006 // Find any earlier preferred or last chosen entries and nuke them 4007 findPreferredActivity(intent, resolvedType, 4008 flags, query, 0, false, true, false, userId); 4009 // Add the new activity as the last chosen for this filter 4010 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4011 "Setting last chosen"); 4012 } 4013 4014 @Override 4015 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4016 final int userId = UserHandle.getCallingUserId(); 4017 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4018 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4019 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4020 false, false, false, userId); 4021 } 4022 4023 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4024 int flags, List<ResolveInfo> query, int userId) { 4025 if (query != null) { 4026 final int N = query.size(); 4027 if (N == 1) { 4028 return query.get(0); 4029 } else if (N > 1) { 4030 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4031 // If there is more than one activity with the same priority, 4032 // then let the user decide between them. 4033 ResolveInfo r0 = query.get(0); 4034 ResolveInfo r1 = query.get(1); 4035 if (DEBUG_INTENT_MATCHING || debug) { 4036 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4037 + r1.activityInfo.name + "=" + r1.priority); 4038 } 4039 // If the first activity has a higher priority, or a different 4040 // default, then it is always desireable to pick it. 4041 if (r0.priority != r1.priority 4042 || r0.preferredOrder != r1.preferredOrder 4043 || r0.isDefault != r1.isDefault) { 4044 return query.get(0); 4045 } 4046 // If we have saved a preference for a preferred activity for 4047 // this Intent, use that. 4048 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4049 flags, query, r0.priority, true, false, debug, userId); 4050 if (ri != null) { 4051 return ri; 4052 } 4053 if (userId != 0) { 4054 ri = new ResolveInfo(mResolveInfo); 4055 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4056 ri.activityInfo.applicationInfo = new ApplicationInfo( 4057 ri.activityInfo.applicationInfo); 4058 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4059 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4060 return ri; 4061 } 4062 return mResolveInfo; 4063 } 4064 } 4065 return null; 4066 } 4067 4068 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4069 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4070 final int N = query.size(); 4071 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4072 .get(userId); 4073 // Get the list of persistent preferred activities that handle the intent 4074 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4075 List<PersistentPreferredActivity> pprefs = ppir != null 4076 ? ppir.queryIntent(intent, resolvedType, 4077 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4078 : null; 4079 if (pprefs != null && pprefs.size() > 0) { 4080 final int M = pprefs.size(); 4081 for (int i=0; i<M; i++) { 4082 final PersistentPreferredActivity ppa = pprefs.get(i); 4083 if (DEBUG_PREFERRED || debug) { 4084 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4085 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4086 + "\n component=" + ppa.mComponent); 4087 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4088 } 4089 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4090 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4091 if (DEBUG_PREFERRED || debug) { 4092 Slog.v(TAG, "Found persistent preferred activity:"); 4093 if (ai != null) { 4094 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4095 } else { 4096 Slog.v(TAG, " null"); 4097 } 4098 } 4099 if (ai == null) { 4100 // This previously registered persistent preferred activity 4101 // component is no longer known. Ignore it and do NOT remove it. 4102 continue; 4103 } 4104 for (int j=0; j<N; j++) { 4105 final ResolveInfo ri = query.get(j); 4106 if (!ri.activityInfo.applicationInfo.packageName 4107 .equals(ai.applicationInfo.packageName)) { 4108 continue; 4109 } 4110 if (!ri.activityInfo.name.equals(ai.name)) { 4111 continue; 4112 } 4113 // Found a persistent preference that can handle the intent. 4114 if (DEBUG_PREFERRED || debug) { 4115 Slog.v(TAG, "Returning persistent preferred activity: " + 4116 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4117 } 4118 return ri; 4119 } 4120 } 4121 } 4122 return null; 4123 } 4124 4125 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4126 List<ResolveInfo> query, int priority, boolean always, 4127 boolean removeMatches, boolean debug, int userId) { 4128 if (!sUserManager.exists(userId)) return null; 4129 // writer 4130 synchronized (mPackages) { 4131 if (intent.getSelector() != null) { 4132 intent = intent.getSelector(); 4133 } 4134 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4135 4136 // Try to find a matching persistent preferred activity. 4137 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4138 debug, userId); 4139 4140 // If a persistent preferred activity matched, use it. 4141 if (pri != null) { 4142 return pri; 4143 } 4144 4145 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4146 // Get the list of preferred activities that handle the intent 4147 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4148 List<PreferredActivity> prefs = pir != null 4149 ? pir.queryIntent(intent, resolvedType, 4150 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4151 : null; 4152 if (prefs != null && prefs.size() > 0) { 4153 boolean changed = false; 4154 try { 4155 // First figure out how good the original match set is. 4156 // We will only allow preferred activities that came 4157 // from the same match quality. 4158 int match = 0; 4159 4160 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4161 4162 final int N = query.size(); 4163 for (int j=0; j<N; j++) { 4164 final ResolveInfo ri = query.get(j); 4165 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4166 + ": 0x" + Integer.toHexString(match)); 4167 if (ri.match > match) { 4168 match = ri.match; 4169 } 4170 } 4171 4172 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4173 + Integer.toHexString(match)); 4174 4175 match &= IntentFilter.MATCH_CATEGORY_MASK; 4176 final int M = prefs.size(); 4177 for (int i=0; i<M; i++) { 4178 final PreferredActivity pa = prefs.get(i); 4179 if (DEBUG_PREFERRED || debug) { 4180 Slog.v(TAG, "Checking PreferredActivity ds=" 4181 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4182 + "\n component=" + pa.mPref.mComponent); 4183 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4184 } 4185 if (pa.mPref.mMatch != match) { 4186 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4187 + Integer.toHexString(pa.mPref.mMatch)); 4188 continue; 4189 } 4190 // If it's not an "always" type preferred activity and that's what we're 4191 // looking for, skip it. 4192 if (always && !pa.mPref.mAlways) { 4193 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4194 continue; 4195 } 4196 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4197 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4198 if (DEBUG_PREFERRED || debug) { 4199 Slog.v(TAG, "Found preferred activity:"); 4200 if (ai != null) { 4201 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4202 } else { 4203 Slog.v(TAG, " null"); 4204 } 4205 } 4206 if (ai == null) { 4207 // This previously registered preferred activity 4208 // component is no longer known. Most likely an update 4209 // to the app was installed and in the new version this 4210 // component no longer exists. Clean it up by removing 4211 // it from the preferred activities list, and skip it. 4212 Slog.w(TAG, "Removing dangling preferred activity: " 4213 + pa.mPref.mComponent); 4214 pir.removeFilter(pa); 4215 changed = true; 4216 continue; 4217 } 4218 for (int j=0; j<N; j++) { 4219 final ResolveInfo ri = query.get(j); 4220 if (!ri.activityInfo.applicationInfo.packageName 4221 .equals(ai.applicationInfo.packageName)) { 4222 continue; 4223 } 4224 if (!ri.activityInfo.name.equals(ai.name)) { 4225 continue; 4226 } 4227 4228 if (removeMatches) { 4229 pir.removeFilter(pa); 4230 changed = true; 4231 if (DEBUG_PREFERRED) { 4232 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4233 } 4234 break; 4235 } 4236 4237 // Okay we found a previously set preferred or last chosen app. 4238 // If the result set is different from when this 4239 // was created, we need to clear it and re-ask the 4240 // user their preference, if we're looking for an "always" type entry. 4241 if (always && !pa.mPref.sameSet(query)) { 4242 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4243 + intent + " type " + resolvedType); 4244 if (DEBUG_PREFERRED) { 4245 Slog.v(TAG, "Removing preferred activity since set changed " 4246 + pa.mPref.mComponent); 4247 } 4248 pir.removeFilter(pa); 4249 // Re-add the filter as a "last chosen" entry (!always) 4250 PreferredActivity lastChosen = new PreferredActivity( 4251 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4252 pir.addFilter(lastChosen); 4253 changed = true; 4254 return null; 4255 } 4256 4257 // Yay! Either the set matched or we're looking for the last chosen 4258 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4259 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4260 return ri; 4261 } 4262 } 4263 } finally { 4264 if (changed) { 4265 if (DEBUG_PREFERRED) { 4266 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4267 } 4268 scheduleWritePackageRestrictionsLocked(userId); 4269 } 4270 } 4271 } 4272 } 4273 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4274 return null; 4275 } 4276 4277 /* 4278 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4279 */ 4280 @Override 4281 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4282 int targetUserId) { 4283 mContext.enforceCallingOrSelfPermission( 4284 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4285 List<CrossProfileIntentFilter> matches = 4286 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4287 if (matches != null) { 4288 int size = matches.size(); 4289 for (int i = 0; i < size; i++) { 4290 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4291 } 4292 } 4293 if (hasWebURI(intent)) { 4294 // cross-profile app linking works only towards the parent. 4295 final UserInfo parent = getProfileParent(sourceUserId); 4296 synchronized(mPackages) { 4297 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4298 parent.id) != null; 4299 } 4300 } 4301 return false; 4302 } 4303 4304 private UserInfo getProfileParent(int userId) { 4305 final long identity = Binder.clearCallingIdentity(); 4306 try { 4307 return sUserManager.getProfileParent(userId); 4308 } finally { 4309 Binder.restoreCallingIdentity(identity); 4310 } 4311 } 4312 4313 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4314 String resolvedType, int userId) { 4315 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4316 if (resolver != null) { 4317 return resolver.queryIntent(intent, resolvedType, false, userId); 4318 } 4319 return null; 4320 } 4321 4322 @Override 4323 public List<ResolveInfo> queryIntentActivities(Intent intent, 4324 String resolvedType, int flags, int userId) { 4325 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4326 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4327 ComponentName comp = intent.getComponent(); 4328 if (comp == null) { 4329 if (intent.getSelector() != null) { 4330 intent = intent.getSelector(); 4331 comp = intent.getComponent(); 4332 } 4333 } 4334 4335 if (comp != null) { 4336 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4337 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4338 if (ai != null) { 4339 final ResolveInfo ri = new ResolveInfo(); 4340 ri.activityInfo = ai; 4341 list.add(ri); 4342 } 4343 return list; 4344 } 4345 4346 // reader 4347 synchronized (mPackages) { 4348 final String pkgName = intent.getPackage(); 4349 if (pkgName == null) { 4350 List<CrossProfileIntentFilter> matchingFilters = 4351 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4352 // Check for results that need to skip the current profile. 4353 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4354 resolvedType, flags, userId); 4355 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4356 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4357 result.add(xpResolveInfo); 4358 return filterIfNotPrimaryUser(result, userId); 4359 } 4360 4361 // Check for results in the current profile. 4362 List<ResolveInfo> result = mActivities.queryIntent( 4363 intent, resolvedType, flags, userId); 4364 4365 // Check for cross profile results. 4366 xpResolveInfo = queryCrossProfileIntents( 4367 matchingFilters, intent, resolvedType, flags, userId); 4368 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4369 result.add(xpResolveInfo); 4370 Collections.sort(result, mResolvePrioritySorter); 4371 } 4372 result = filterIfNotPrimaryUser(result, userId); 4373 if (hasWebURI(intent)) { 4374 CrossProfileDomainInfo xpDomainInfo = null; 4375 final UserInfo parent = getProfileParent(userId); 4376 if (parent != null) { 4377 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4378 flags, userId, parent.id); 4379 } 4380 if (xpDomainInfo != null) { 4381 if (xpResolveInfo != null) { 4382 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4383 // in the result. 4384 result.remove(xpResolveInfo); 4385 } 4386 if (result.size() == 0) { 4387 result.add(xpDomainInfo.resolveInfo); 4388 return result; 4389 } 4390 } else if (result.size() <= 1) { 4391 return result; 4392 } 4393 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4394 xpDomainInfo); 4395 Collections.sort(result, mResolvePrioritySorter); 4396 } 4397 return result; 4398 } 4399 final PackageParser.Package pkg = mPackages.get(pkgName); 4400 if (pkg != null) { 4401 return filterIfNotPrimaryUser( 4402 mActivities.queryIntentForPackage( 4403 intent, resolvedType, flags, pkg.activities, userId), 4404 userId); 4405 } 4406 return new ArrayList<ResolveInfo>(); 4407 } 4408 } 4409 4410 private static class CrossProfileDomainInfo { 4411 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4412 ResolveInfo resolveInfo; 4413 /* Best domain verification status of the activities found in the other profile */ 4414 int bestDomainVerificationStatus; 4415 } 4416 4417 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4418 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4419 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_APP_LINKING, 4420 sourceUserId)) { 4421 return null; 4422 } 4423 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4424 resolvedType, flags, parentUserId); 4425 4426 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4427 return null; 4428 } 4429 CrossProfileDomainInfo result = null; 4430 int size = resultTargetUser.size(); 4431 for (int i = 0; i < size; i++) { 4432 ResolveInfo riTargetUser = resultTargetUser.get(i); 4433 // Intent filter verification is only for filters that specify a host. So don't return 4434 // those that handle all web uris. 4435 if (riTargetUser.handleAllWebDataURI) { 4436 continue; 4437 } 4438 String packageName = riTargetUser.activityInfo.packageName; 4439 PackageSetting ps = mSettings.mPackages.get(packageName); 4440 if (ps == null) { 4441 continue; 4442 } 4443 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4444 if (result == null) { 4445 result = new CrossProfileDomainInfo(); 4446 result.resolveInfo = 4447 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4448 result.bestDomainVerificationStatus = status; 4449 } else { 4450 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4451 result.bestDomainVerificationStatus); 4452 } 4453 } 4454 return result; 4455 } 4456 4457 /** 4458 * Verification statuses are ordered from the worse to the best, except for 4459 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4460 */ 4461 private int bestDomainVerificationStatus(int status1, int status2) { 4462 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4463 return status2; 4464 } 4465 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4466 return status1; 4467 } 4468 return (int) MathUtils.max(status1, status2); 4469 } 4470 4471 private boolean isUserEnabled(int userId) { 4472 long callingId = Binder.clearCallingIdentity(); 4473 try { 4474 UserInfo userInfo = sUserManager.getUserInfo(userId); 4475 return userInfo != null && userInfo.isEnabled(); 4476 } finally { 4477 Binder.restoreCallingIdentity(callingId); 4478 } 4479 } 4480 4481 /** 4482 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4483 * 4484 * @return filtered list 4485 */ 4486 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4487 if (userId == UserHandle.USER_OWNER) { 4488 return resolveInfos; 4489 } 4490 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4491 ResolveInfo info = resolveInfos.get(i); 4492 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4493 resolveInfos.remove(i); 4494 } 4495 } 4496 return resolveInfos; 4497 } 4498 4499 private static boolean hasWebURI(Intent intent) { 4500 if (intent.getData() == null) { 4501 return false; 4502 } 4503 final String scheme = intent.getScheme(); 4504 if (TextUtils.isEmpty(scheme)) { 4505 return false; 4506 } 4507 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4508 } 4509 4510 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4511 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4512 if (DEBUG_PREFERRED) { 4513 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4514 candidates.size()); 4515 } 4516 4517 final int userId = UserHandle.getCallingUserId(); 4518 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4519 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4520 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4521 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4522 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4523 4524 synchronized (mPackages) { 4525 final int count = candidates.size(); 4526 // First, try to use the domain preferred app. Partition the candidates into four lists: 4527 // one for the final results, one for the "do not use ever", one for "undefined status" 4528 // and finally one for "Browser App type". 4529 for (int n=0; n<count; n++) { 4530 ResolveInfo info = candidates.get(n); 4531 String packageName = info.activityInfo.packageName; 4532 PackageSetting ps = mSettings.mPackages.get(packageName); 4533 if (ps != null) { 4534 // Add to the special match all list (Browser use case) 4535 if (info.handleAllWebDataURI) { 4536 matchAllList.add(info); 4537 continue; 4538 } 4539 // Try to get the status from User settings first 4540 int status = getDomainVerificationStatusLPr(ps, userId); 4541 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4542 alwaysList.add(info); 4543 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4544 neverList.add(info); 4545 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4546 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4547 undefinedList.add(info); 4548 } 4549 } 4550 } 4551 // First try to add the "always" resolution for the current user if there is any 4552 if (alwaysList.size() > 0) { 4553 result.addAll(alwaysList); 4554 // if there is an "always" for the parent user, add it. 4555 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4556 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4557 result.add(xpDomainInfo.resolveInfo); 4558 } else { 4559 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4560 result.addAll(undefinedList); 4561 if (xpDomainInfo != null && ( 4562 xpDomainInfo.bestDomainVerificationStatus 4563 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4564 || xpDomainInfo.bestDomainVerificationStatus 4565 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4566 result.add(xpDomainInfo.resolveInfo); 4567 } 4568 // Also add Browsers (all of them or only the default one) 4569 if ((flags & MATCH_ALL) != 0) { 4570 result.addAll(matchAllList); 4571 } else { 4572 // Try to add the Default Browser if we can 4573 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4574 UserHandle.myUserId()); 4575 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4576 boolean defaultBrowserFound = false; 4577 final int browserCount = matchAllList.size(); 4578 for (int n=0; n<browserCount; n++) { 4579 ResolveInfo browser = matchAllList.get(n); 4580 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4581 result.add(browser); 4582 defaultBrowserFound = true; 4583 break; 4584 } 4585 } 4586 if (!defaultBrowserFound) { 4587 result.addAll(matchAllList); 4588 } 4589 } else { 4590 result.addAll(matchAllList); 4591 } 4592 } 4593 4594 // If there is nothing selected, add all candidates and remove the ones that the User 4595 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4596 if (result.size() == 0) { 4597 result.addAll(candidates); 4598 result.removeAll(neverList); 4599 } 4600 } 4601 } 4602 if (DEBUG_PREFERRED) { 4603 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4604 result.size()); 4605 } 4606 return result; 4607 } 4608 4609 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4610 int status = ps.getDomainVerificationStatusForUser(userId); 4611 // if none available, get the master status 4612 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4613 if (ps.getIntentFilterVerificationInfo() != null) { 4614 status = ps.getIntentFilterVerificationInfo().getStatus(); 4615 } 4616 } 4617 return status; 4618 } 4619 4620 private ResolveInfo querySkipCurrentProfileIntents( 4621 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4622 int flags, int sourceUserId) { 4623 if (matchingFilters != null) { 4624 int size = matchingFilters.size(); 4625 for (int i = 0; i < size; i ++) { 4626 CrossProfileIntentFilter filter = matchingFilters.get(i); 4627 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4628 // Checking if there are activities in the target user that can handle the 4629 // intent. 4630 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4631 flags, sourceUserId); 4632 if (resolveInfo != null) { 4633 return resolveInfo; 4634 } 4635 } 4636 } 4637 } 4638 return null; 4639 } 4640 4641 // Return matching ResolveInfo if any for skip current profile intent filters. 4642 private ResolveInfo queryCrossProfileIntents( 4643 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4644 int flags, int sourceUserId) { 4645 if (matchingFilters != null) { 4646 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4647 // match the same intent. For performance reasons, it is better not to 4648 // run queryIntent twice for the same userId 4649 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4650 int size = matchingFilters.size(); 4651 for (int i = 0; i < size; i++) { 4652 CrossProfileIntentFilter filter = matchingFilters.get(i); 4653 int targetUserId = filter.getTargetUserId(); 4654 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4655 && !alreadyTriedUserIds.get(targetUserId)) { 4656 // Checking if there are activities in the target user that can handle the 4657 // intent. 4658 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4659 flags, sourceUserId); 4660 if (resolveInfo != null) return resolveInfo; 4661 alreadyTriedUserIds.put(targetUserId, true); 4662 } 4663 } 4664 } 4665 return null; 4666 } 4667 4668 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4669 String resolvedType, int flags, int sourceUserId) { 4670 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4671 resolvedType, flags, filter.getTargetUserId()); 4672 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4673 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4674 } 4675 return null; 4676 } 4677 4678 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4679 int sourceUserId, int targetUserId) { 4680 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4681 String className; 4682 if (targetUserId == UserHandle.USER_OWNER) { 4683 className = FORWARD_INTENT_TO_USER_OWNER; 4684 } else { 4685 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4686 } 4687 ComponentName forwardingActivityComponentName = new ComponentName( 4688 mAndroidApplication.packageName, className); 4689 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4690 sourceUserId); 4691 if (targetUserId == UserHandle.USER_OWNER) { 4692 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4693 forwardingResolveInfo.noResourceId = true; 4694 } 4695 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4696 forwardingResolveInfo.priority = 0; 4697 forwardingResolveInfo.preferredOrder = 0; 4698 forwardingResolveInfo.match = 0; 4699 forwardingResolveInfo.isDefault = true; 4700 forwardingResolveInfo.filter = filter; 4701 forwardingResolveInfo.targetUserId = targetUserId; 4702 return forwardingResolveInfo; 4703 } 4704 4705 @Override 4706 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4707 Intent[] specifics, String[] specificTypes, Intent intent, 4708 String resolvedType, int flags, int userId) { 4709 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4710 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4711 false, "query intent activity options"); 4712 final String resultsAction = intent.getAction(); 4713 4714 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4715 | PackageManager.GET_RESOLVED_FILTER, userId); 4716 4717 if (DEBUG_INTENT_MATCHING) { 4718 Log.v(TAG, "Query " + intent + ": " + results); 4719 } 4720 4721 int specificsPos = 0; 4722 int N; 4723 4724 // todo: note that the algorithm used here is O(N^2). This 4725 // isn't a problem in our current environment, but if we start running 4726 // into situations where we have more than 5 or 10 matches then this 4727 // should probably be changed to something smarter... 4728 4729 // First we go through and resolve each of the specific items 4730 // that were supplied, taking care of removing any corresponding 4731 // duplicate items in the generic resolve list. 4732 if (specifics != null) { 4733 for (int i=0; i<specifics.length; i++) { 4734 final Intent sintent = specifics[i]; 4735 if (sintent == null) { 4736 continue; 4737 } 4738 4739 if (DEBUG_INTENT_MATCHING) { 4740 Log.v(TAG, "Specific #" + i + ": " + sintent); 4741 } 4742 4743 String action = sintent.getAction(); 4744 if (resultsAction != null && resultsAction.equals(action)) { 4745 // If this action was explicitly requested, then don't 4746 // remove things that have it. 4747 action = null; 4748 } 4749 4750 ResolveInfo ri = null; 4751 ActivityInfo ai = null; 4752 4753 ComponentName comp = sintent.getComponent(); 4754 if (comp == null) { 4755 ri = resolveIntent( 4756 sintent, 4757 specificTypes != null ? specificTypes[i] : null, 4758 flags, userId); 4759 if (ri == null) { 4760 continue; 4761 } 4762 if (ri == mResolveInfo) { 4763 // ACK! Must do something better with this. 4764 } 4765 ai = ri.activityInfo; 4766 comp = new ComponentName(ai.applicationInfo.packageName, 4767 ai.name); 4768 } else { 4769 ai = getActivityInfo(comp, flags, userId); 4770 if (ai == null) { 4771 continue; 4772 } 4773 } 4774 4775 // Look for any generic query activities that are duplicates 4776 // of this specific one, and remove them from the results. 4777 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4778 N = results.size(); 4779 int j; 4780 for (j=specificsPos; j<N; j++) { 4781 ResolveInfo sri = results.get(j); 4782 if ((sri.activityInfo.name.equals(comp.getClassName()) 4783 && sri.activityInfo.applicationInfo.packageName.equals( 4784 comp.getPackageName())) 4785 || (action != null && sri.filter.matchAction(action))) { 4786 results.remove(j); 4787 if (DEBUG_INTENT_MATCHING) Log.v( 4788 TAG, "Removing duplicate item from " + j 4789 + " due to specific " + specificsPos); 4790 if (ri == null) { 4791 ri = sri; 4792 } 4793 j--; 4794 N--; 4795 } 4796 } 4797 4798 // Add this specific item to its proper place. 4799 if (ri == null) { 4800 ri = new ResolveInfo(); 4801 ri.activityInfo = ai; 4802 } 4803 results.add(specificsPos, ri); 4804 ri.specificIndex = i; 4805 specificsPos++; 4806 } 4807 } 4808 4809 // Now we go through the remaining generic results and remove any 4810 // duplicate actions that are found here. 4811 N = results.size(); 4812 for (int i=specificsPos; i<N-1; i++) { 4813 final ResolveInfo rii = results.get(i); 4814 if (rii.filter == null) { 4815 continue; 4816 } 4817 4818 // Iterate over all of the actions of this result's intent 4819 // filter... typically this should be just one. 4820 final Iterator<String> it = rii.filter.actionsIterator(); 4821 if (it == null) { 4822 continue; 4823 } 4824 while (it.hasNext()) { 4825 final String action = it.next(); 4826 if (resultsAction != null && resultsAction.equals(action)) { 4827 // If this action was explicitly requested, then don't 4828 // remove things that have it. 4829 continue; 4830 } 4831 for (int j=i+1; j<N; j++) { 4832 final ResolveInfo rij = results.get(j); 4833 if (rij.filter != null && rij.filter.hasAction(action)) { 4834 results.remove(j); 4835 if (DEBUG_INTENT_MATCHING) Log.v( 4836 TAG, "Removing duplicate item from " + j 4837 + " due to action " + action + " at " + i); 4838 j--; 4839 N--; 4840 } 4841 } 4842 } 4843 4844 // If the caller didn't request filter information, drop it now 4845 // so we don't have to marshall/unmarshall it. 4846 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4847 rii.filter = null; 4848 } 4849 } 4850 4851 // Filter out the caller activity if so requested. 4852 if (caller != null) { 4853 N = results.size(); 4854 for (int i=0; i<N; i++) { 4855 ActivityInfo ainfo = results.get(i).activityInfo; 4856 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4857 && caller.getClassName().equals(ainfo.name)) { 4858 results.remove(i); 4859 break; 4860 } 4861 } 4862 } 4863 4864 // If the caller didn't request filter information, 4865 // drop them now so we don't have to 4866 // marshall/unmarshall it. 4867 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4868 N = results.size(); 4869 for (int i=0; i<N; i++) { 4870 results.get(i).filter = null; 4871 } 4872 } 4873 4874 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4875 return results; 4876 } 4877 4878 @Override 4879 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4880 int userId) { 4881 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4882 ComponentName comp = intent.getComponent(); 4883 if (comp == null) { 4884 if (intent.getSelector() != null) { 4885 intent = intent.getSelector(); 4886 comp = intent.getComponent(); 4887 } 4888 } 4889 if (comp != null) { 4890 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4891 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4892 if (ai != null) { 4893 ResolveInfo ri = new ResolveInfo(); 4894 ri.activityInfo = ai; 4895 list.add(ri); 4896 } 4897 return list; 4898 } 4899 4900 // reader 4901 synchronized (mPackages) { 4902 String pkgName = intent.getPackage(); 4903 if (pkgName == null) { 4904 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4905 } 4906 final PackageParser.Package pkg = mPackages.get(pkgName); 4907 if (pkg != null) { 4908 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4909 userId); 4910 } 4911 return null; 4912 } 4913 } 4914 4915 @Override 4916 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4917 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4918 if (!sUserManager.exists(userId)) return null; 4919 if (query != null) { 4920 if (query.size() >= 1) { 4921 // If there is more than one service with the same priority, 4922 // just arbitrarily pick the first one. 4923 return query.get(0); 4924 } 4925 } 4926 return null; 4927 } 4928 4929 @Override 4930 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4931 int userId) { 4932 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4933 ComponentName comp = intent.getComponent(); 4934 if (comp == null) { 4935 if (intent.getSelector() != null) { 4936 intent = intent.getSelector(); 4937 comp = intent.getComponent(); 4938 } 4939 } 4940 if (comp != null) { 4941 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4942 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4943 if (si != null) { 4944 final ResolveInfo ri = new ResolveInfo(); 4945 ri.serviceInfo = si; 4946 list.add(ri); 4947 } 4948 return list; 4949 } 4950 4951 // reader 4952 synchronized (mPackages) { 4953 String pkgName = intent.getPackage(); 4954 if (pkgName == null) { 4955 return mServices.queryIntent(intent, resolvedType, flags, userId); 4956 } 4957 final PackageParser.Package pkg = mPackages.get(pkgName); 4958 if (pkg != null) { 4959 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4960 userId); 4961 } 4962 return null; 4963 } 4964 } 4965 4966 @Override 4967 public List<ResolveInfo> queryIntentContentProviders( 4968 Intent intent, String resolvedType, int flags, int userId) { 4969 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4970 ComponentName comp = intent.getComponent(); 4971 if (comp == null) { 4972 if (intent.getSelector() != null) { 4973 intent = intent.getSelector(); 4974 comp = intent.getComponent(); 4975 } 4976 } 4977 if (comp != null) { 4978 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4979 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4980 if (pi != null) { 4981 final ResolveInfo ri = new ResolveInfo(); 4982 ri.providerInfo = pi; 4983 list.add(ri); 4984 } 4985 return list; 4986 } 4987 4988 // reader 4989 synchronized (mPackages) { 4990 String pkgName = intent.getPackage(); 4991 if (pkgName == null) { 4992 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4993 } 4994 final PackageParser.Package pkg = mPackages.get(pkgName); 4995 if (pkg != null) { 4996 return mProviders.queryIntentForPackage( 4997 intent, resolvedType, flags, pkg.providers, userId); 4998 } 4999 return null; 5000 } 5001 } 5002 5003 @Override 5004 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5005 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5006 5007 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5008 5009 // writer 5010 synchronized (mPackages) { 5011 ArrayList<PackageInfo> list; 5012 if (listUninstalled) { 5013 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5014 for (PackageSetting ps : mSettings.mPackages.values()) { 5015 PackageInfo pi; 5016 if (ps.pkg != null) { 5017 pi = generatePackageInfo(ps.pkg, flags, userId); 5018 } else { 5019 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5020 } 5021 if (pi != null) { 5022 list.add(pi); 5023 } 5024 } 5025 } else { 5026 list = new ArrayList<PackageInfo>(mPackages.size()); 5027 for (PackageParser.Package p : mPackages.values()) { 5028 PackageInfo pi = generatePackageInfo(p, flags, userId); 5029 if (pi != null) { 5030 list.add(pi); 5031 } 5032 } 5033 } 5034 5035 return new ParceledListSlice<PackageInfo>(list); 5036 } 5037 } 5038 5039 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5040 String[] permissions, boolean[] tmp, int flags, int userId) { 5041 int numMatch = 0; 5042 final PermissionsState permissionsState = ps.getPermissionsState(); 5043 for (int i=0; i<permissions.length; i++) { 5044 final String permission = permissions[i]; 5045 if (permissionsState.hasPermission(permission, userId)) { 5046 tmp[i] = true; 5047 numMatch++; 5048 } else { 5049 tmp[i] = false; 5050 } 5051 } 5052 if (numMatch == 0) { 5053 return; 5054 } 5055 PackageInfo pi; 5056 if (ps.pkg != null) { 5057 pi = generatePackageInfo(ps.pkg, flags, userId); 5058 } else { 5059 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5060 } 5061 // The above might return null in cases of uninstalled apps or install-state 5062 // skew across users/profiles. 5063 if (pi != null) { 5064 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5065 if (numMatch == permissions.length) { 5066 pi.requestedPermissions = permissions; 5067 } else { 5068 pi.requestedPermissions = new String[numMatch]; 5069 numMatch = 0; 5070 for (int i=0; i<permissions.length; i++) { 5071 if (tmp[i]) { 5072 pi.requestedPermissions[numMatch] = permissions[i]; 5073 numMatch++; 5074 } 5075 } 5076 } 5077 } 5078 list.add(pi); 5079 } 5080 } 5081 5082 @Override 5083 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5084 String[] permissions, int flags, int userId) { 5085 if (!sUserManager.exists(userId)) return null; 5086 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5087 5088 // writer 5089 synchronized (mPackages) { 5090 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5091 boolean[] tmpBools = new boolean[permissions.length]; 5092 if (listUninstalled) { 5093 for (PackageSetting ps : mSettings.mPackages.values()) { 5094 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5095 } 5096 } else { 5097 for (PackageParser.Package pkg : mPackages.values()) { 5098 PackageSetting ps = (PackageSetting)pkg.mExtras; 5099 if (ps != null) { 5100 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5101 userId); 5102 } 5103 } 5104 } 5105 5106 return new ParceledListSlice<PackageInfo>(list); 5107 } 5108 } 5109 5110 @Override 5111 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5112 if (!sUserManager.exists(userId)) return null; 5113 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5114 5115 // writer 5116 synchronized (mPackages) { 5117 ArrayList<ApplicationInfo> list; 5118 if (listUninstalled) { 5119 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5120 for (PackageSetting ps : mSettings.mPackages.values()) { 5121 ApplicationInfo ai; 5122 if (ps.pkg != null) { 5123 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5124 ps.readUserState(userId), userId); 5125 } else { 5126 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5127 } 5128 if (ai != null) { 5129 list.add(ai); 5130 } 5131 } 5132 } else { 5133 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5134 for (PackageParser.Package p : mPackages.values()) { 5135 if (p.mExtras != null) { 5136 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5137 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5138 if (ai != null) { 5139 list.add(ai); 5140 } 5141 } 5142 } 5143 } 5144 5145 return new ParceledListSlice<ApplicationInfo>(list); 5146 } 5147 } 5148 5149 public List<ApplicationInfo> getPersistentApplications(int flags) { 5150 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5151 5152 // reader 5153 synchronized (mPackages) { 5154 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5155 final int userId = UserHandle.getCallingUserId(); 5156 while (i.hasNext()) { 5157 final PackageParser.Package p = i.next(); 5158 if (p.applicationInfo != null 5159 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5160 && (!mSafeMode || isSystemApp(p))) { 5161 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5162 if (ps != null) { 5163 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5164 ps.readUserState(userId), userId); 5165 if (ai != null) { 5166 finalList.add(ai); 5167 } 5168 } 5169 } 5170 } 5171 } 5172 5173 return finalList; 5174 } 5175 5176 @Override 5177 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5178 if (!sUserManager.exists(userId)) return null; 5179 // reader 5180 synchronized (mPackages) { 5181 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5182 PackageSetting ps = provider != null 5183 ? mSettings.mPackages.get(provider.owner.packageName) 5184 : null; 5185 return ps != null 5186 && mSettings.isEnabledLPr(provider.info, flags, userId) 5187 && (!mSafeMode || (provider.info.applicationInfo.flags 5188 &ApplicationInfo.FLAG_SYSTEM) != 0) 5189 ? PackageParser.generateProviderInfo(provider, flags, 5190 ps.readUserState(userId), userId) 5191 : null; 5192 } 5193 } 5194 5195 /** 5196 * @deprecated 5197 */ 5198 @Deprecated 5199 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5200 // reader 5201 synchronized (mPackages) { 5202 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5203 .entrySet().iterator(); 5204 final int userId = UserHandle.getCallingUserId(); 5205 while (i.hasNext()) { 5206 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5207 PackageParser.Provider p = entry.getValue(); 5208 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5209 5210 if (ps != null && p.syncable 5211 && (!mSafeMode || (p.info.applicationInfo.flags 5212 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5213 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5214 ps.readUserState(userId), userId); 5215 if (info != null) { 5216 outNames.add(entry.getKey()); 5217 outInfo.add(info); 5218 } 5219 } 5220 } 5221 } 5222 } 5223 5224 @Override 5225 public List<ProviderInfo> queryContentProviders(String processName, 5226 int uid, int flags) { 5227 ArrayList<ProviderInfo> finalList = null; 5228 // reader 5229 synchronized (mPackages) { 5230 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5231 final int userId = processName != null ? 5232 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5233 while (i.hasNext()) { 5234 final PackageParser.Provider p = i.next(); 5235 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5236 if (ps != null && p.info.authority != null 5237 && (processName == null 5238 || (p.info.processName.equals(processName) 5239 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5240 && mSettings.isEnabledLPr(p.info, flags, userId) 5241 && (!mSafeMode 5242 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5243 if (finalList == null) { 5244 finalList = new ArrayList<ProviderInfo>(3); 5245 } 5246 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5247 ps.readUserState(userId), userId); 5248 if (info != null) { 5249 finalList.add(info); 5250 } 5251 } 5252 } 5253 } 5254 5255 if (finalList != null) { 5256 Collections.sort(finalList, mProviderInitOrderSorter); 5257 } 5258 5259 return finalList; 5260 } 5261 5262 @Override 5263 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5264 int flags) { 5265 // reader 5266 synchronized (mPackages) { 5267 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5268 return PackageParser.generateInstrumentationInfo(i, flags); 5269 } 5270 } 5271 5272 @Override 5273 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5274 int flags) { 5275 ArrayList<InstrumentationInfo> finalList = 5276 new ArrayList<InstrumentationInfo>(); 5277 5278 // reader 5279 synchronized (mPackages) { 5280 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5281 while (i.hasNext()) { 5282 final PackageParser.Instrumentation p = i.next(); 5283 if (targetPackage == null 5284 || targetPackage.equals(p.info.targetPackage)) { 5285 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5286 flags); 5287 if (ii != null) { 5288 finalList.add(ii); 5289 } 5290 } 5291 } 5292 } 5293 5294 return finalList; 5295 } 5296 5297 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5298 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5299 if (overlays == null) { 5300 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5301 return; 5302 } 5303 for (PackageParser.Package opkg : overlays.values()) { 5304 // Not much to do if idmap fails: we already logged the error 5305 // and we certainly don't want to abort installation of pkg simply 5306 // because an overlay didn't fit properly. For these reasons, 5307 // ignore the return value of createIdmapForPackagePairLI. 5308 createIdmapForPackagePairLI(pkg, opkg); 5309 } 5310 } 5311 5312 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5313 PackageParser.Package opkg) { 5314 if (!opkg.mTrustedOverlay) { 5315 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5316 opkg.baseCodePath + ": overlay not trusted"); 5317 return false; 5318 } 5319 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5320 if (overlaySet == null) { 5321 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5322 opkg.baseCodePath + " but target package has no known overlays"); 5323 return false; 5324 } 5325 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5326 // TODO: generate idmap for split APKs 5327 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5328 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5329 + opkg.baseCodePath); 5330 return false; 5331 } 5332 PackageParser.Package[] overlayArray = 5333 overlaySet.values().toArray(new PackageParser.Package[0]); 5334 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5335 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5336 return p1.mOverlayPriority - p2.mOverlayPriority; 5337 } 5338 }; 5339 Arrays.sort(overlayArray, cmp); 5340 5341 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5342 int i = 0; 5343 for (PackageParser.Package p : overlayArray) { 5344 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5345 } 5346 return true; 5347 } 5348 5349 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5350 final File[] files = dir.listFiles(); 5351 if (ArrayUtils.isEmpty(files)) { 5352 Log.d(TAG, "No files in app dir " + dir); 5353 return; 5354 } 5355 5356 if (DEBUG_PACKAGE_SCANNING) { 5357 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5358 + " flags=0x" + Integer.toHexString(parseFlags)); 5359 } 5360 5361 for (File file : files) { 5362 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5363 && !PackageInstallerService.isStageName(file.getName()); 5364 if (!isPackage) { 5365 // Ignore entries which are not packages 5366 continue; 5367 } 5368 try { 5369 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5370 scanFlags, currentTime, null); 5371 } catch (PackageManagerException e) { 5372 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5373 5374 // Delete invalid userdata apps 5375 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5376 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5377 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5378 if (file.isDirectory()) { 5379 mInstaller.rmPackageDir(file.getAbsolutePath()); 5380 } else { 5381 file.delete(); 5382 } 5383 } 5384 } 5385 } 5386 } 5387 5388 private static File getSettingsProblemFile() { 5389 File dataDir = Environment.getDataDirectory(); 5390 File systemDir = new File(dataDir, "system"); 5391 File fname = new File(systemDir, "uiderrors.txt"); 5392 return fname; 5393 } 5394 5395 static void reportSettingsProblem(int priority, String msg) { 5396 logCriticalInfo(priority, msg); 5397 } 5398 5399 static void logCriticalInfo(int priority, String msg) { 5400 Slog.println(priority, TAG, msg); 5401 EventLogTags.writePmCriticalInfo(msg); 5402 try { 5403 File fname = getSettingsProblemFile(); 5404 FileOutputStream out = new FileOutputStream(fname, true); 5405 PrintWriter pw = new FastPrintWriter(out); 5406 SimpleDateFormat formatter = new SimpleDateFormat(); 5407 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5408 pw.println(dateString + ": " + msg); 5409 pw.close(); 5410 FileUtils.setPermissions( 5411 fname.toString(), 5412 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5413 -1, -1); 5414 } catch (java.io.IOException e) { 5415 } 5416 } 5417 5418 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5419 PackageParser.Package pkg, File srcFile, int parseFlags) 5420 throws PackageManagerException { 5421 if (ps != null 5422 && ps.codePath.equals(srcFile) 5423 && ps.timeStamp == srcFile.lastModified() 5424 && !isCompatSignatureUpdateNeeded(pkg) 5425 && !isRecoverSignatureUpdateNeeded(pkg)) { 5426 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5427 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5428 ArraySet<PublicKey> signingKs; 5429 synchronized (mPackages) { 5430 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5431 } 5432 if (ps.signatures.mSignatures != null 5433 && ps.signatures.mSignatures.length != 0 5434 && signingKs != null) { 5435 // Optimization: reuse the existing cached certificates 5436 // if the package appears to be unchanged. 5437 pkg.mSignatures = ps.signatures.mSignatures; 5438 pkg.mSigningKeys = signingKs; 5439 return; 5440 } 5441 5442 Slog.w(TAG, "PackageSetting for " + ps.name 5443 + " is missing signatures. Collecting certs again to recover them."); 5444 } else { 5445 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5446 } 5447 5448 try { 5449 pp.collectCertificates(pkg, parseFlags); 5450 pp.collectManifestDigest(pkg); 5451 } catch (PackageParserException e) { 5452 throw PackageManagerException.from(e); 5453 } 5454 } 5455 5456 /* 5457 * Scan a package and return the newly parsed package. 5458 * Returns null in case of errors and the error code is stored in mLastScanError 5459 */ 5460 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5461 long currentTime, UserHandle user) throws PackageManagerException { 5462 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5463 parseFlags |= mDefParseFlags; 5464 PackageParser pp = new PackageParser(); 5465 pp.setSeparateProcesses(mSeparateProcesses); 5466 pp.setOnlyCoreApps(mOnlyCore); 5467 pp.setDisplayMetrics(mMetrics); 5468 5469 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5470 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5471 } 5472 5473 final PackageParser.Package pkg; 5474 try { 5475 pkg = pp.parsePackage(scanFile, parseFlags); 5476 } catch (PackageParserException e) { 5477 throw PackageManagerException.from(e); 5478 } 5479 5480 PackageSetting ps = null; 5481 PackageSetting updatedPkg; 5482 // reader 5483 synchronized (mPackages) { 5484 // Look to see if we already know about this package. 5485 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5486 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5487 // This package has been renamed to its original name. Let's 5488 // use that. 5489 ps = mSettings.peekPackageLPr(oldName); 5490 } 5491 // If there was no original package, see one for the real package name. 5492 if (ps == null) { 5493 ps = mSettings.peekPackageLPr(pkg.packageName); 5494 } 5495 // Check to see if this package could be hiding/updating a system 5496 // package. Must look for it either under the original or real 5497 // package name depending on our state. 5498 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5499 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5500 } 5501 boolean updatedPkgBetter = false; 5502 // First check if this is a system package that may involve an update 5503 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5504 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5505 // it needs to drop FLAG_PRIVILEGED. 5506 if (locationIsPrivileged(scanFile)) { 5507 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5508 } else { 5509 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5510 } 5511 5512 if (ps != null && !ps.codePath.equals(scanFile)) { 5513 // The path has changed from what was last scanned... check the 5514 // version of the new path against what we have stored to determine 5515 // what to do. 5516 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5517 if (pkg.mVersionCode <= ps.versionCode) { 5518 // The system package has been updated and the code path does not match 5519 // Ignore entry. Skip it. 5520 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5521 + " ignored: updated version " + ps.versionCode 5522 + " better than this " + pkg.mVersionCode); 5523 if (!updatedPkg.codePath.equals(scanFile)) { 5524 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5525 + ps.name + " changing from " + updatedPkg.codePathString 5526 + " to " + scanFile); 5527 updatedPkg.codePath = scanFile; 5528 updatedPkg.codePathString = scanFile.toString(); 5529 updatedPkg.resourcePath = scanFile; 5530 updatedPkg.resourcePathString = scanFile.toString(); 5531 } 5532 updatedPkg.pkg = pkg; 5533 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5534 } else { 5535 // The current app on the system partition is better than 5536 // what we have updated to on the data partition; switch 5537 // back to the system partition version. 5538 // At this point, its safely assumed that package installation for 5539 // apps in system partition will go through. If not there won't be a working 5540 // version of the app 5541 // writer 5542 synchronized (mPackages) { 5543 // Just remove the loaded entries from package lists. 5544 mPackages.remove(ps.name); 5545 } 5546 5547 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5548 + " reverting from " + ps.codePathString 5549 + ": new version " + pkg.mVersionCode 5550 + " better than installed " + ps.versionCode); 5551 5552 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5553 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5554 synchronized (mInstallLock) { 5555 args.cleanUpResourcesLI(); 5556 } 5557 synchronized (mPackages) { 5558 mSettings.enableSystemPackageLPw(ps.name); 5559 } 5560 updatedPkgBetter = true; 5561 } 5562 } 5563 } 5564 5565 if (updatedPkg != null) { 5566 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5567 // initially 5568 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5569 5570 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5571 // flag set initially 5572 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5573 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5574 } 5575 } 5576 5577 // Verify certificates against what was last scanned 5578 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5579 5580 /* 5581 * A new system app appeared, but we already had a non-system one of the 5582 * same name installed earlier. 5583 */ 5584 boolean shouldHideSystemApp = false; 5585 if (updatedPkg == null && ps != null 5586 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5587 /* 5588 * Check to make sure the signatures match first. If they don't, 5589 * wipe the installed application and its data. 5590 */ 5591 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5592 != PackageManager.SIGNATURE_MATCH) { 5593 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5594 + " signatures don't match existing userdata copy; removing"); 5595 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5596 ps = null; 5597 } else { 5598 /* 5599 * If the newly-added system app is an older version than the 5600 * already installed version, hide it. It will be scanned later 5601 * and re-added like an update. 5602 */ 5603 if (pkg.mVersionCode <= ps.versionCode) { 5604 shouldHideSystemApp = true; 5605 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5606 + " but new version " + pkg.mVersionCode + " better than installed " 5607 + ps.versionCode + "; hiding system"); 5608 } else { 5609 /* 5610 * The newly found system app is a newer version that the 5611 * one previously installed. Simply remove the 5612 * already-installed application and replace it with our own 5613 * while keeping the application data. 5614 */ 5615 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5616 + " reverting from " + ps.codePathString + ": new version " 5617 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5618 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5619 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5620 synchronized (mInstallLock) { 5621 args.cleanUpResourcesLI(); 5622 } 5623 } 5624 } 5625 } 5626 5627 // The apk is forward locked (not public) if its code and resources 5628 // are kept in different files. (except for app in either system or 5629 // vendor path). 5630 // TODO grab this value from PackageSettings 5631 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5632 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5633 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5634 } 5635 } 5636 5637 // TODO: extend to support forward-locked splits 5638 String resourcePath = null; 5639 String baseResourcePath = null; 5640 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5641 if (ps != null && ps.resourcePathString != null) { 5642 resourcePath = ps.resourcePathString; 5643 baseResourcePath = ps.resourcePathString; 5644 } else { 5645 // Should not happen at all. Just log an error. 5646 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5647 } 5648 } else { 5649 resourcePath = pkg.codePath; 5650 baseResourcePath = pkg.baseCodePath; 5651 } 5652 5653 // Set application objects path explicitly. 5654 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5655 pkg.applicationInfo.setCodePath(pkg.codePath); 5656 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5657 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5658 pkg.applicationInfo.setResourcePath(resourcePath); 5659 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5660 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5661 5662 // Note that we invoke the following method only if we are about to unpack an application 5663 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5664 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5665 5666 /* 5667 * If the system app should be overridden by a previously installed 5668 * data, hide the system app now and let the /data/app scan pick it up 5669 * again. 5670 */ 5671 if (shouldHideSystemApp) { 5672 synchronized (mPackages) { 5673 /* 5674 * We have to grant systems permissions before we hide, because 5675 * grantPermissions will assume the package update is trying to 5676 * expand its permissions. 5677 */ 5678 grantPermissionsLPw(pkg, true, pkg.packageName); 5679 mSettings.disableSystemPackageLPw(pkg.packageName); 5680 } 5681 } 5682 5683 return scannedPkg; 5684 } 5685 5686 private static String fixProcessName(String defProcessName, 5687 String processName, int uid) { 5688 if (processName == null) { 5689 return defProcessName; 5690 } 5691 return processName; 5692 } 5693 5694 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5695 throws PackageManagerException { 5696 if (pkgSetting.signatures.mSignatures != null) { 5697 // Already existing package. Make sure signatures match 5698 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5699 == PackageManager.SIGNATURE_MATCH; 5700 if (!match) { 5701 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5702 == PackageManager.SIGNATURE_MATCH; 5703 } 5704 if (!match) { 5705 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5706 == PackageManager.SIGNATURE_MATCH; 5707 } 5708 if (!match) { 5709 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5710 + pkg.packageName + " signatures do not match the " 5711 + "previously installed version; ignoring!"); 5712 } 5713 } 5714 5715 // Check for shared user signatures 5716 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5717 // Already existing package. Make sure signatures match 5718 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5719 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5720 if (!match) { 5721 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5722 == PackageManager.SIGNATURE_MATCH; 5723 } 5724 if (!match) { 5725 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5726 == PackageManager.SIGNATURE_MATCH; 5727 } 5728 if (!match) { 5729 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5730 "Package " + pkg.packageName 5731 + " has no signatures that match those in shared user " 5732 + pkgSetting.sharedUser.name + "; ignoring!"); 5733 } 5734 } 5735 } 5736 5737 /** 5738 * Enforces that only the system UID or root's UID can call a method exposed 5739 * via Binder. 5740 * 5741 * @param message used as message if SecurityException is thrown 5742 * @throws SecurityException if the caller is not system or root 5743 */ 5744 private static final void enforceSystemOrRoot(String message) { 5745 final int uid = Binder.getCallingUid(); 5746 if (uid != Process.SYSTEM_UID && uid != 0) { 5747 throw new SecurityException(message); 5748 } 5749 } 5750 5751 @Override 5752 public void performBootDexOpt() { 5753 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5754 5755 // Before everything else, see whether we need to fstrim. 5756 try { 5757 IMountService ms = PackageHelper.getMountService(); 5758 if (ms != null) { 5759 final boolean isUpgrade = isUpgrade(); 5760 boolean doTrim = isUpgrade; 5761 if (doTrim) { 5762 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5763 } else { 5764 final long interval = android.provider.Settings.Global.getLong( 5765 mContext.getContentResolver(), 5766 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5767 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5768 if (interval > 0) { 5769 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5770 if (timeSinceLast > interval) { 5771 doTrim = true; 5772 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5773 + "; running immediately"); 5774 } 5775 } 5776 } 5777 if (doTrim) { 5778 if (!isFirstBoot()) { 5779 try { 5780 ActivityManagerNative.getDefault().showBootMessage( 5781 mContext.getResources().getString( 5782 R.string.android_upgrading_fstrim), true); 5783 } catch (RemoteException e) { 5784 } 5785 } 5786 ms.runMaintenance(); 5787 } 5788 } else { 5789 Slog.e(TAG, "Mount service unavailable!"); 5790 } 5791 } catch (RemoteException e) { 5792 // Can't happen; MountService is local 5793 } 5794 5795 final ArraySet<PackageParser.Package> pkgs; 5796 synchronized (mPackages) { 5797 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5798 } 5799 5800 if (pkgs != null) { 5801 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5802 // in case the device runs out of space. 5803 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5804 // Give priority to core apps. 5805 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5806 PackageParser.Package pkg = it.next(); 5807 if (pkg.coreApp) { 5808 if (DEBUG_DEXOPT) { 5809 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5810 } 5811 sortedPkgs.add(pkg); 5812 it.remove(); 5813 } 5814 } 5815 // Give priority to system apps that listen for pre boot complete. 5816 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5817 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5818 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5819 PackageParser.Package pkg = it.next(); 5820 if (pkgNames.contains(pkg.packageName)) { 5821 if (DEBUG_DEXOPT) { 5822 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5823 } 5824 sortedPkgs.add(pkg); 5825 it.remove(); 5826 } 5827 } 5828 // Give priority to system apps. 5829 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5830 PackageParser.Package pkg = it.next(); 5831 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5832 if (DEBUG_DEXOPT) { 5833 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5834 } 5835 sortedPkgs.add(pkg); 5836 it.remove(); 5837 } 5838 } 5839 // Give priority to updated system apps. 5840 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5841 PackageParser.Package pkg = it.next(); 5842 if (pkg.isUpdatedSystemApp()) { 5843 if (DEBUG_DEXOPT) { 5844 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5845 } 5846 sortedPkgs.add(pkg); 5847 it.remove(); 5848 } 5849 } 5850 // Give priority to apps that listen for boot complete. 5851 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5852 pkgNames = getPackageNamesForIntent(intent); 5853 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5854 PackageParser.Package pkg = it.next(); 5855 if (pkgNames.contains(pkg.packageName)) { 5856 if (DEBUG_DEXOPT) { 5857 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5858 } 5859 sortedPkgs.add(pkg); 5860 it.remove(); 5861 } 5862 } 5863 // Filter out packages that aren't recently used. 5864 filterRecentlyUsedApps(pkgs); 5865 // Add all remaining apps. 5866 for (PackageParser.Package pkg : pkgs) { 5867 if (DEBUG_DEXOPT) { 5868 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5869 } 5870 sortedPkgs.add(pkg); 5871 } 5872 5873 // If we want to be lazy, filter everything that wasn't recently used. 5874 if (mLazyDexOpt) { 5875 filterRecentlyUsedApps(sortedPkgs); 5876 } 5877 5878 int i = 0; 5879 int total = sortedPkgs.size(); 5880 File dataDir = Environment.getDataDirectory(); 5881 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5882 if (lowThreshold == 0) { 5883 throw new IllegalStateException("Invalid low memory threshold"); 5884 } 5885 for (PackageParser.Package pkg : sortedPkgs) { 5886 long usableSpace = dataDir.getUsableSpace(); 5887 if (usableSpace < lowThreshold) { 5888 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5889 break; 5890 } 5891 performBootDexOpt(pkg, ++i, total); 5892 } 5893 } 5894 } 5895 5896 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5897 // Filter out packages that aren't recently used. 5898 // 5899 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5900 // should do a full dexopt. 5901 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5902 int total = pkgs.size(); 5903 int skipped = 0; 5904 long now = System.currentTimeMillis(); 5905 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5906 PackageParser.Package pkg = i.next(); 5907 long then = pkg.mLastPackageUsageTimeInMills; 5908 if (then + mDexOptLRUThresholdInMills < now) { 5909 if (DEBUG_DEXOPT) { 5910 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5911 ((then == 0) ? "never" : new Date(then))); 5912 } 5913 i.remove(); 5914 skipped++; 5915 } 5916 } 5917 if (DEBUG_DEXOPT) { 5918 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5919 } 5920 } 5921 } 5922 5923 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5924 List<ResolveInfo> ris = null; 5925 try { 5926 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5927 intent, null, 0, UserHandle.USER_OWNER); 5928 } catch (RemoteException e) { 5929 } 5930 ArraySet<String> pkgNames = new ArraySet<String>(); 5931 if (ris != null) { 5932 for (ResolveInfo ri : ris) { 5933 pkgNames.add(ri.activityInfo.packageName); 5934 } 5935 } 5936 return pkgNames; 5937 } 5938 5939 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5940 if (DEBUG_DEXOPT) { 5941 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5942 } 5943 if (!isFirstBoot()) { 5944 try { 5945 ActivityManagerNative.getDefault().showBootMessage( 5946 mContext.getResources().getString(R.string.android_upgrading_apk, 5947 curr, total), true); 5948 } catch (RemoteException e) { 5949 } 5950 } 5951 PackageParser.Package p = pkg; 5952 synchronized (mInstallLock) { 5953 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5954 false /* force dex */, false /* defer */, true /* include dependencies */); 5955 } 5956 } 5957 5958 @Override 5959 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5960 return performDexOpt(packageName, instructionSet, false); 5961 } 5962 5963 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5964 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5965 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5966 if (!dexopt && !updateUsage) { 5967 // We aren't going to dexopt or update usage, so bail early. 5968 return false; 5969 } 5970 PackageParser.Package p; 5971 final String targetInstructionSet; 5972 synchronized (mPackages) { 5973 p = mPackages.get(packageName); 5974 if (p == null) { 5975 return false; 5976 } 5977 if (updateUsage) { 5978 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5979 } 5980 mPackageUsage.write(false); 5981 if (!dexopt) { 5982 // We aren't going to dexopt, so bail early. 5983 return false; 5984 } 5985 5986 targetInstructionSet = instructionSet != null ? instructionSet : 5987 getPrimaryInstructionSet(p.applicationInfo); 5988 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5989 return false; 5990 } 5991 } 5992 5993 synchronized (mInstallLock) { 5994 final String[] instructionSets = new String[] { targetInstructionSet }; 5995 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5996 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5997 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5998 } 5999 } 6000 6001 public ArraySet<String> getPackagesThatNeedDexOpt() { 6002 ArraySet<String> pkgs = null; 6003 synchronized (mPackages) { 6004 for (PackageParser.Package p : mPackages.values()) { 6005 if (DEBUG_DEXOPT) { 6006 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6007 } 6008 if (!p.mDexOptPerformed.isEmpty()) { 6009 continue; 6010 } 6011 if (pkgs == null) { 6012 pkgs = new ArraySet<String>(); 6013 } 6014 pkgs.add(p.packageName); 6015 } 6016 } 6017 return pkgs; 6018 } 6019 6020 public void shutdown() { 6021 mPackageUsage.write(true); 6022 } 6023 6024 @Override 6025 public void forceDexOpt(String packageName) { 6026 enforceSystemOrRoot("forceDexOpt"); 6027 6028 PackageParser.Package pkg; 6029 synchronized (mPackages) { 6030 pkg = mPackages.get(packageName); 6031 if (pkg == null) { 6032 throw new IllegalArgumentException("Missing package: " + packageName); 6033 } 6034 } 6035 6036 synchronized (mInstallLock) { 6037 final String[] instructionSets = new String[] { 6038 getPrimaryInstructionSet(pkg.applicationInfo) }; 6039 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6040 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6041 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6042 throw new IllegalStateException("Failed to dexopt: " + res); 6043 } 6044 } 6045 } 6046 6047 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6048 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6049 Slog.w(TAG, "Unable to update from " + oldPkg.name 6050 + " to " + newPkg.packageName 6051 + ": old package not in system partition"); 6052 return false; 6053 } else if (mPackages.get(oldPkg.name) != null) { 6054 Slog.w(TAG, "Unable to update from " + oldPkg.name 6055 + " to " + newPkg.packageName 6056 + ": old package still exists"); 6057 return false; 6058 } 6059 return true; 6060 } 6061 6062 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6063 int[] users = sUserManager.getUserIds(); 6064 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6065 if (res < 0) { 6066 return res; 6067 } 6068 for (int user : users) { 6069 if (user != 0) { 6070 res = mInstaller.createUserData(volumeUuid, packageName, 6071 UserHandle.getUid(user, uid), user, seinfo); 6072 if (res < 0) { 6073 return res; 6074 } 6075 } 6076 } 6077 return res; 6078 } 6079 6080 private int removeDataDirsLI(String volumeUuid, String packageName) { 6081 int[] users = sUserManager.getUserIds(); 6082 int res = 0; 6083 for (int user : users) { 6084 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6085 if (resInner < 0) { 6086 res = resInner; 6087 } 6088 } 6089 6090 return res; 6091 } 6092 6093 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6094 int[] users = sUserManager.getUserIds(); 6095 int res = 0; 6096 for (int user : users) { 6097 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6098 if (resInner < 0) { 6099 res = resInner; 6100 } 6101 } 6102 return res; 6103 } 6104 6105 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6106 PackageParser.Package changingLib) { 6107 if (file.path != null) { 6108 usesLibraryFiles.add(file.path); 6109 return; 6110 } 6111 PackageParser.Package p = mPackages.get(file.apk); 6112 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6113 // If we are doing this while in the middle of updating a library apk, 6114 // then we need to make sure to use that new apk for determining the 6115 // dependencies here. (We haven't yet finished committing the new apk 6116 // to the package manager state.) 6117 if (p == null || p.packageName.equals(changingLib.packageName)) { 6118 p = changingLib; 6119 } 6120 } 6121 if (p != null) { 6122 usesLibraryFiles.addAll(p.getAllCodePaths()); 6123 } 6124 } 6125 6126 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6127 PackageParser.Package changingLib) throws PackageManagerException { 6128 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6129 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6130 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6131 for (int i=0; i<N; i++) { 6132 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6133 if (file == null) { 6134 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6135 "Package " + pkg.packageName + " requires unavailable shared library " 6136 + pkg.usesLibraries.get(i) + "; failing!"); 6137 } 6138 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6139 } 6140 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6141 for (int i=0; i<N; i++) { 6142 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6143 if (file == null) { 6144 Slog.w(TAG, "Package " + pkg.packageName 6145 + " desires unavailable shared library " 6146 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6147 } else { 6148 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6149 } 6150 } 6151 N = usesLibraryFiles.size(); 6152 if (N > 0) { 6153 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6154 } else { 6155 pkg.usesLibraryFiles = null; 6156 } 6157 } 6158 } 6159 6160 private static boolean hasString(List<String> list, List<String> which) { 6161 if (list == null) { 6162 return false; 6163 } 6164 for (int i=list.size()-1; i>=0; i--) { 6165 for (int j=which.size()-1; j>=0; j--) { 6166 if (which.get(j).equals(list.get(i))) { 6167 return true; 6168 } 6169 } 6170 } 6171 return false; 6172 } 6173 6174 private void updateAllSharedLibrariesLPw() { 6175 for (PackageParser.Package pkg : mPackages.values()) { 6176 try { 6177 updateSharedLibrariesLPw(pkg, null); 6178 } catch (PackageManagerException e) { 6179 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6180 } 6181 } 6182 } 6183 6184 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6185 PackageParser.Package changingPkg) { 6186 ArrayList<PackageParser.Package> res = null; 6187 for (PackageParser.Package pkg : mPackages.values()) { 6188 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6189 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6190 if (res == null) { 6191 res = new ArrayList<PackageParser.Package>(); 6192 } 6193 res.add(pkg); 6194 try { 6195 updateSharedLibrariesLPw(pkg, changingPkg); 6196 } catch (PackageManagerException e) { 6197 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6198 } 6199 } 6200 } 6201 return res; 6202 } 6203 6204 /** 6205 * Derive the value of the {@code cpuAbiOverride} based on the provided 6206 * value and an optional stored value from the package settings. 6207 */ 6208 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6209 String cpuAbiOverride = null; 6210 6211 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6212 cpuAbiOverride = null; 6213 } else if (abiOverride != null) { 6214 cpuAbiOverride = abiOverride; 6215 } else if (settings != null) { 6216 cpuAbiOverride = settings.cpuAbiOverrideString; 6217 } 6218 6219 return cpuAbiOverride; 6220 } 6221 6222 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6223 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6224 boolean success = false; 6225 try { 6226 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6227 currentTime, user); 6228 success = true; 6229 return res; 6230 } finally { 6231 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6232 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6233 } 6234 } 6235 } 6236 6237 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6238 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6239 final File scanFile = new File(pkg.codePath); 6240 if (pkg.applicationInfo.getCodePath() == null || 6241 pkg.applicationInfo.getResourcePath() == null) { 6242 // Bail out. The resource and code paths haven't been set. 6243 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6244 "Code and resource paths haven't been set correctly"); 6245 } 6246 6247 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6248 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6249 } else { 6250 // Only allow system apps to be flagged as core apps. 6251 pkg.coreApp = false; 6252 } 6253 6254 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6255 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6256 } 6257 6258 if (mCustomResolverComponentName != null && 6259 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6260 setUpCustomResolverActivity(pkg); 6261 } 6262 6263 if (pkg.packageName.equals("android")) { 6264 synchronized (mPackages) { 6265 if (mAndroidApplication != null) { 6266 Slog.w(TAG, "*************************************************"); 6267 Slog.w(TAG, "Core android package being redefined. Skipping."); 6268 Slog.w(TAG, " file=" + scanFile); 6269 Slog.w(TAG, "*************************************************"); 6270 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6271 "Core android package being redefined. Skipping."); 6272 } 6273 6274 // Set up information for our fall-back user intent resolution activity. 6275 mPlatformPackage = pkg; 6276 pkg.mVersionCode = mSdkVersion; 6277 mAndroidApplication = pkg.applicationInfo; 6278 6279 if (!mResolverReplaced) { 6280 mResolveActivity.applicationInfo = mAndroidApplication; 6281 mResolveActivity.name = ResolverActivity.class.getName(); 6282 mResolveActivity.packageName = mAndroidApplication.packageName; 6283 mResolveActivity.processName = "system:ui"; 6284 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6285 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6286 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6287 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6288 mResolveActivity.exported = true; 6289 mResolveActivity.enabled = true; 6290 mResolveInfo.activityInfo = mResolveActivity; 6291 mResolveInfo.priority = 0; 6292 mResolveInfo.preferredOrder = 0; 6293 mResolveInfo.match = 0; 6294 mResolveComponentName = new ComponentName( 6295 mAndroidApplication.packageName, mResolveActivity.name); 6296 } 6297 } 6298 } 6299 6300 if (DEBUG_PACKAGE_SCANNING) { 6301 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6302 Log.d(TAG, "Scanning package " + pkg.packageName); 6303 } 6304 6305 if (mPackages.containsKey(pkg.packageName) 6306 || mSharedLibraries.containsKey(pkg.packageName)) { 6307 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6308 "Application package " + pkg.packageName 6309 + " already installed. Skipping duplicate."); 6310 } 6311 6312 // If we're only installing presumed-existing packages, require that the 6313 // scanned APK is both already known and at the path previously established 6314 // for it. Previously unknown packages we pick up normally, but if we have an 6315 // a priori expectation about this package's install presence, enforce it. 6316 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6317 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6318 if (known != null) { 6319 if (DEBUG_PACKAGE_SCANNING) { 6320 Log.d(TAG, "Examining " + pkg.codePath 6321 + " and requiring known paths " + known.codePathString 6322 + " & " + known.resourcePathString); 6323 } 6324 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6325 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6326 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6327 "Application package " + pkg.packageName 6328 + " found at " + pkg.applicationInfo.getCodePath() 6329 + " but expected at " + known.codePathString + "; ignoring."); 6330 } 6331 } 6332 } 6333 6334 // Initialize package source and resource directories 6335 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6336 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6337 6338 SharedUserSetting suid = null; 6339 PackageSetting pkgSetting = null; 6340 6341 if (!isSystemApp(pkg)) { 6342 // Only system apps can use these features. 6343 pkg.mOriginalPackages = null; 6344 pkg.mRealPackage = null; 6345 pkg.mAdoptPermissions = null; 6346 } 6347 6348 // writer 6349 synchronized (mPackages) { 6350 if (pkg.mSharedUserId != null) { 6351 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6352 if (suid == null) { 6353 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6354 "Creating application package " + pkg.packageName 6355 + " for shared user failed"); 6356 } 6357 if (DEBUG_PACKAGE_SCANNING) { 6358 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6359 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6360 + "): packages=" + suid.packages); 6361 } 6362 } 6363 6364 // Check if we are renaming from an original package name. 6365 PackageSetting origPackage = null; 6366 String realName = null; 6367 if (pkg.mOriginalPackages != null) { 6368 // This package may need to be renamed to a previously 6369 // installed name. Let's check on that... 6370 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6371 if (pkg.mOriginalPackages.contains(renamed)) { 6372 // This package had originally been installed as the 6373 // original name, and we have already taken care of 6374 // transitioning to the new one. Just update the new 6375 // one to continue using the old name. 6376 realName = pkg.mRealPackage; 6377 if (!pkg.packageName.equals(renamed)) { 6378 // Callers into this function may have already taken 6379 // care of renaming the package; only do it here if 6380 // it is not already done. 6381 pkg.setPackageName(renamed); 6382 } 6383 6384 } else { 6385 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6386 if ((origPackage = mSettings.peekPackageLPr( 6387 pkg.mOriginalPackages.get(i))) != null) { 6388 // We do have the package already installed under its 6389 // original name... should we use it? 6390 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6391 // New package is not compatible with original. 6392 origPackage = null; 6393 continue; 6394 } else if (origPackage.sharedUser != null) { 6395 // Make sure uid is compatible between packages. 6396 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6397 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6398 + " to " + pkg.packageName + ": old uid " 6399 + origPackage.sharedUser.name 6400 + " differs from " + pkg.mSharedUserId); 6401 origPackage = null; 6402 continue; 6403 } 6404 } else { 6405 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6406 + pkg.packageName + " to old name " + origPackage.name); 6407 } 6408 break; 6409 } 6410 } 6411 } 6412 } 6413 6414 if (mTransferedPackages.contains(pkg.packageName)) { 6415 Slog.w(TAG, "Package " + pkg.packageName 6416 + " was transferred to another, but its .apk remains"); 6417 } 6418 6419 // Just create the setting, don't add it yet. For already existing packages 6420 // the PkgSetting exists already and doesn't have to be created. 6421 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6422 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6423 pkg.applicationInfo.primaryCpuAbi, 6424 pkg.applicationInfo.secondaryCpuAbi, 6425 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6426 user, false); 6427 if (pkgSetting == null) { 6428 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6429 "Creating application package " + pkg.packageName + " failed"); 6430 } 6431 6432 if (pkgSetting.origPackage != null) { 6433 // If we are first transitioning from an original package, 6434 // fix up the new package's name now. We need to do this after 6435 // looking up the package under its new name, so getPackageLP 6436 // can take care of fiddling things correctly. 6437 pkg.setPackageName(origPackage.name); 6438 6439 // File a report about this. 6440 String msg = "New package " + pkgSetting.realName 6441 + " renamed to replace old package " + pkgSetting.name; 6442 reportSettingsProblem(Log.WARN, msg); 6443 6444 // Make a note of it. 6445 mTransferedPackages.add(origPackage.name); 6446 6447 // No longer need to retain this. 6448 pkgSetting.origPackage = null; 6449 } 6450 6451 if (realName != null) { 6452 // Make a note of it. 6453 mTransferedPackages.add(pkg.packageName); 6454 } 6455 6456 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6457 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6458 } 6459 6460 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6461 // Check all shared libraries and map to their actual file path. 6462 // We only do this here for apps not on a system dir, because those 6463 // are the only ones that can fail an install due to this. We 6464 // will take care of the system apps by updating all of their 6465 // library paths after the scan is done. 6466 updateSharedLibrariesLPw(pkg, null); 6467 } 6468 6469 if (mFoundPolicyFile) { 6470 SELinuxMMAC.assignSeinfoValue(pkg); 6471 } 6472 6473 pkg.applicationInfo.uid = pkgSetting.appId; 6474 pkg.mExtras = pkgSetting; 6475 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6476 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6477 // We just determined the app is signed correctly, so bring 6478 // over the latest parsed certs. 6479 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6480 } else { 6481 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6482 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6483 "Package " + pkg.packageName + " upgrade keys do not match the " 6484 + "previously installed version"); 6485 } else { 6486 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6487 String msg = "System package " + pkg.packageName 6488 + " signature changed; retaining data."; 6489 reportSettingsProblem(Log.WARN, msg); 6490 } 6491 } 6492 } else { 6493 try { 6494 verifySignaturesLP(pkgSetting, pkg); 6495 // We just determined the app is signed correctly, so bring 6496 // over the latest parsed certs. 6497 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6498 } catch (PackageManagerException e) { 6499 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6500 throw e; 6501 } 6502 // The signature has changed, but this package is in the system 6503 // image... let's recover! 6504 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6505 // However... if this package is part of a shared user, but it 6506 // doesn't match the signature of the shared user, let's fail. 6507 // What this means is that you can't change the signatures 6508 // associated with an overall shared user, which doesn't seem all 6509 // that unreasonable. 6510 if (pkgSetting.sharedUser != null) { 6511 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6512 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6513 throw new PackageManagerException( 6514 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6515 "Signature mismatch for shared user : " 6516 + pkgSetting.sharedUser); 6517 } 6518 } 6519 // File a report about this. 6520 String msg = "System package " + pkg.packageName 6521 + " signature changed; retaining data."; 6522 reportSettingsProblem(Log.WARN, msg); 6523 } 6524 } 6525 // Verify that this new package doesn't have any content providers 6526 // that conflict with existing packages. Only do this if the 6527 // package isn't already installed, since we don't want to break 6528 // things that are installed. 6529 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6530 final int N = pkg.providers.size(); 6531 int i; 6532 for (i=0; i<N; i++) { 6533 PackageParser.Provider p = pkg.providers.get(i); 6534 if (p.info.authority != null) { 6535 String names[] = p.info.authority.split(";"); 6536 for (int j = 0; j < names.length; j++) { 6537 if (mProvidersByAuthority.containsKey(names[j])) { 6538 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6539 final String otherPackageName = 6540 ((other != null && other.getComponentName() != null) ? 6541 other.getComponentName().getPackageName() : "?"); 6542 throw new PackageManagerException( 6543 INSTALL_FAILED_CONFLICTING_PROVIDER, 6544 "Can't install because provider name " + names[j] 6545 + " (in package " + pkg.applicationInfo.packageName 6546 + ") is already used by " + otherPackageName); 6547 } 6548 } 6549 } 6550 } 6551 } 6552 6553 if (pkg.mAdoptPermissions != null) { 6554 // This package wants to adopt ownership of permissions from 6555 // another package. 6556 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6557 final String origName = pkg.mAdoptPermissions.get(i); 6558 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6559 if (orig != null) { 6560 if (verifyPackageUpdateLPr(orig, pkg)) { 6561 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6562 + pkg.packageName); 6563 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6564 } 6565 } 6566 } 6567 } 6568 } 6569 6570 final String pkgName = pkg.packageName; 6571 6572 final long scanFileTime = scanFile.lastModified(); 6573 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6574 pkg.applicationInfo.processName = fixProcessName( 6575 pkg.applicationInfo.packageName, 6576 pkg.applicationInfo.processName, 6577 pkg.applicationInfo.uid); 6578 6579 File dataPath; 6580 if (mPlatformPackage == pkg) { 6581 // The system package is special. 6582 dataPath = new File(Environment.getDataDirectory(), "system"); 6583 6584 pkg.applicationInfo.dataDir = dataPath.getPath(); 6585 6586 } else { 6587 // This is a normal package, need to make its data directory. 6588 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6589 UserHandle.USER_OWNER); 6590 6591 boolean uidError = false; 6592 if (dataPath.exists()) { 6593 int currentUid = 0; 6594 try { 6595 StructStat stat = Os.stat(dataPath.getPath()); 6596 currentUid = stat.st_uid; 6597 } catch (ErrnoException e) { 6598 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6599 } 6600 6601 // If we have mismatched owners for the data path, we have a problem. 6602 if (currentUid != pkg.applicationInfo.uid) { 6603 boolean recovered = false; 6604 if (currentUid == 0) { 6605 // The directory somehow became owned by root. Wow. 6606 // This is probably because the system was stopped while 6607 // installd was in the middle of messing with its libs 6608 // directory. Ask installd to fix that. 6609 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6610 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6611 if (ret >= 0) { 6612 recovered = true; 6613 String msg = "Package " + pkg.packageName 6614 + " unexpectedly changed to uid 0; recovered to " + 6615 + pkg.applicationInfo.uid; 6616 reportSettingsProblem(Log.WARN, msg); 6617 } 6618 } 6619 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6620 || (scanFlags&SCAN_BOOTING) != 0)) { 6621 // If this is a system app, we can at least delete its 6622 // current data so the application will still work. 6623 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6624 if (ret >= 0) { 6625 // TODO: Kill the processes first 6626 // Old data gone! 6627 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6628 ? "System package " : "Third party package "; 6629 String msg = prefix + pkg.packageName 6630 + " has changed from uid: " 6631 + currentUid + " to " 6632 + pkg.applicationInfo.uid + "; old data erased"; 6633 reportSettingsProblem(Log.WARN, msg); 6634 recovered = true; 6635 6636 // And now re-install the app. 6637 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6638 pkg.applicationInfo.seinfo); 6639 if (ret == -1) { 6640 // Ack should not happen! 6641 msg = prefix + pkg.packageName 6642 + " could not have data directory re-created after delete."; 6643 reportSettingsProblem(Log.WARN, msg); 6644 throw new PackageManagerException( 6645 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6646 } 6647 } 6648 if (!recovered) { 6649 mHasSystemUidErrors = true; 6650 } 6651 } else if (!recovered) { 6652 // If we allow this install to proceed, we will be broken. 6653 // Abort, abort! 6654 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6655 "scanPackageLI"); 6656 } 6657 if (!recovered) { 6658 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6659 + pkg.applicationInfo.uid + "/fs_" 6660 + currentUid; 6661 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6662 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6663 String msg = "Package " + pkg.packageName 6664 + " has mismatched uid: " 6665 + currentUid + " on disk, " 6666 + pkg.applicationInfo.uid + " in settings"; 6667 // writer 6668 synchronized (mPackages) { 6669 mSettings.mReadMessages.append(msg); 6670 mSettings.mReadMessages.append('\n'); 6671 uidError = true; 6672 if (!pkgSetting.uidError) { 6673 reportSettingsProblem(Log.ERROR, msg); 6674 } 6675 } 6676 } 6677 } 6678 pkg.applicationInfo.dataDir = dataPath.getPath(); 6679 if (mShouldRestoreconData) { 6680 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6681 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6682 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6683 } 6684 } else { 6685 if (DEBUG_PACKAGE_SCANNING) { 6686 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6687 Log.v(TAG, "Want this data dir: " + dataPath); 6688 } 6689 //invoke installer to do the actual installation 6690 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6691 pkg.applicationInfo.seinfo); 6692 if (ret < 0) { 6693 // Error from installer 6694 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6695 "Unable to create data dirs [errorCode=" + ret + "]"); 6696 } 6697 6698 if (dataPath.exists()) { 6699 pkg.applicationInfo.dataDir = dataPath.getPath(); 6700 } else { 6701 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6702 pkg.applicationInfo.dataDir = null; 6703 } 6704 } 6705 6706 pkgSetting.uidError = uidError; 6707 } 6708 6709 final String path = scanFile.getPath(); 6710 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6711 6712 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6713 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6714 6715 // Some system apps still use directory structure for native libraries 6716 // in which case we might end up not detecting abi solely based on apk 6717 // structure. Try to detect abi based on directory structure. 6718 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6719 pkg.applicationInfo.primaryCpuAbi == null) { 6720 setBundledAppAbisAndRoots(pkg, pkgSetting); 6721 setNativeLibraryPaths(pkg); 6722 } 6723 6724 } else { 6725 if ((scanFlags & SCAN_MOVE) != 0) { 6726 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6727 // but we already have this packages package info in the PackageSetting. We just 6728 // use that and derive the native library path based on the new codepath. 6729 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6730 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6731 } 6732 6733 // Set native library paths again. For moves, the path will be updated based on the 6734 // ABIs we've determined above. For non-moves, the path will be updated based on the 6735 // ABIs we determined during compilation, but the path will depend on the final 6736 // package path (after the rename away from the stage path). 6737 setNativeLibraryPaths(pkg); 6738 } 6739 6740 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6741 final int[] userIds = sUserManager.getUserIds(); 6742 synchronized (mInstallLock) { 6743 // Create a native library symlink only if we have native libraries 6744 // and if the native libraries are 32 bit libraries. We do not provide 6745 // this symlink for 64 bit libraries. 6746 if (pkg.applicationInfo.primaryCpuAbi != null && 6747 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6748 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6749 for (int userId : userIds) { 6750 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6751 nativeLibPath, userId) < 0) { 6752 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6753 "Failed linking native library dir (user=" + userId + ")"); 6754 } 6755 } 6756 } 6757 } 6758 6759 // This is a special case for the "system" package, where the ABI is 6760 // dictated by the zygote configuration (and init.rc). We should keep track 6761 // of this ABI so that we can deal with "normal" applications that run under 6762 // the same UID correctly. 6763 if (mPlatformPackage == pkg) { 6764 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6765 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6766 } 6767 6768 // If there's a mismatch between the abi-override in the package setting 6769 // and the abiOverride specified for the install. Warn about this because we 6770 // would've already compiled the app without taking the package setting into 6771 // account. 6772 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6773 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6774 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6775 " for package: " + pkg.packageName); 6776 } 6777 } 6778 6779 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6780 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6781 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6782 6783 // Copy the derived override back to the parsed package, so that we can 6784 // update the package settings accordingly. 6785 pkg.cpuAbiOverride = cpuAbiOverride; 6786 6787 if (DEBUG_ABI_SELECTION) { 6788 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6789 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6790 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6791 } 6792 6793 // Push the derived path down into PackageSettings so we know what to 6794 // clean up at uninstall time. 6795 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6796 6797 if (DEBUG_ABI_SELECTION) { 6798 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6799 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6800 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6801 } 6802 6803 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6804 // We don't do this here during boot because we can do it all 6805 // at once after scanning all existing packages. 6806 // 6807 // We also do this *before* we perform dexopt on this package, so that 6808 // we can avoid redundant dexopts, and also to make sure we've got the 6809 // code and package path correct. 6810 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6811 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6812 } 6813 6814 if ((scanFlags & SCAN_NO_DEX) == 0) { 6815 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6816 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6817 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6818 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6819 } 6820 } 6821 if (mFactoryTest && pkg.requestedPermissions.contains( 6822 android.Manifest.permission.FACTORY_TEST)) { 6823 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6824 } 6825 6826 ArrayList<PackageParser.Package> clientLibPkgs = null; 6827 6828 // writer 6829 synchronized (mPackages) { 6830 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6831 // Only system apps can add new shared libraries. 6832 if (pkg.libraryNames != null) { 6833 for (int i=0; i<pkg.libraryNames.size(); i++) { 6834 String name = pkg.libraryNames.get(i); 6835 boolean allowed = false; 6836 if (pkg.isUpdatedSystemApp()) { 6837 // New library entries can only be added through the 6838 // system image. This is important to get rid of a lot 6839 // of nasty edge cases: for example if we allowed a non- 6840 // system update of the app to add a library, then uninstalling 6841 // the update would make the library go away, and assumptions 6842 // we made such as through app install filtering would now 6843 // have allowed apps on the device which aren't compatible 6844 // with it. Better to just have the restriction here, be 6845 // conservative, and create many fewer cases that can negatively 6846 // impact the user experience. 6847 final PackageSetting sysPs = mSettings 6848 .getDisabledSystemPkgLPr(pkg.packageName); 6849 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6850 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6851 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6852 allowed = true; 6853 allowed = true; 6854 break; 6855 } 6856 } 6857 } 6858 } else { 6859 allowed = true; 6860 } 6861 if (allowed) { 6862 if (!mSharedLibraries.containsKey(name)) { 6863 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6864 } else if (!name.equals(pkg.packageName)) { 6865 Slog.w(TAG, "Package " + pkg.packageName + " library " 6866 + name + " already exists; skipping"); 6867 } 6868 } else { 6869 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6870 + name + " that is not declared on system image; skipping"); 6871 } 6872 } 6873 if ((scanFlags&SCAN_BOOTING) == 0) { 6874 // If we are not booting, we need to update any applications 6875 // that are clients of our shared library. If we are booting, 6876 // this will all be done once the scan is complete. 6877 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6878 } 6879 } 6880 } 6881 } 6882 6883 // We also need to dexopt any apps that are dependent on this library. Note that 6884 // if these fail, we should abort the install since installing the library will 6885 // result in some apps being broken. 6886 if (clientLibPkgs != null) { 6887 if ((scanFlags & SCAN_NO_DEX) == 0) { 6888 for (int i = 0; i < clientLibPkgs.size(); i++) { 6889 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6890 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6891 null /* instruction sets */, forceDex, 6892 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6893 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6894 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6895 "scanPackageLI failed to dexopt clientLibPkgs"); 6896 } 6897 } 6898 } 6899 } 6900 6901 // Also need to kill any apps that are dependent on the library. 6902 if (clientLibPkgs != null) { 6903 for (int i=0; i<clientLibPkgs.size(); i++) { 6904 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6905 killApplication(clientPkg.applicationInfo.packageName, 6906 clientPkg.applicationInfo.uid, "update lib"); 6907 } 6908 } 6909 6910 // Make sure we're not adding any bogus keyset info 6911 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6912 ksms.assertScannedPackageValid(pkg); 6913 6914 // writer 6915 synchronized (mPackages) { 6916 // We don't expect installation to fail beyond this point 6917 6918 // Add the new setting to mSettings 6919 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6920 // Add the new setting to mPackages 6921 mPackages.put(pkg.applicationInfo.packageName, pkg); 6922 // Make sure we don't accidentally delete its data. 6923 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6924 while (iter.hasNext()) { 6925 PackageCleanItem item = iter.next(); 6926 if (pkgName.equals(item.packageName)) { 6927 iter.remove(); 6928 } 6929 } 6930 6931 // Take care of first install / last update times. 6932 if (currentTime != 0) { 6933 if (pkgSetting.firstInstallTime == 0) { 6934 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6935 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6936 pkgSetting.lastUpdateTime = currentTime; 6937 } 6938 } else if (pkgSetting.firstInstallTime == 0) { 6939 // We need *something*. Take time time stamp of the file. 6940 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6941 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6942 if (scanFileTime != pkgSetting.timeStamp) { 6943 // A package on the system image has changed; consider this 6944 // to be an update. 6945 pkgSetting.lastUpdateTime = scanFileTime; 6946 } 6947 } 6948 6949 // Add the package's KeySets to the global KeySetManagerService 6950 ksms.addScannedPackageLPw(pkg); 6951 6952 int N = pkg.providers.size(); 6953 StringBuilder r = null; 6954 int i; 6955 for (i=0; i<N; i++) { 6956 PackageParser.Provider p = pkg.providers.get(i); 6957 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6958 p.info.processName, pkg.applicationInfo.uid); 6959 mProviders.addProvider(p); 6960 p.syncable = p.info.isSyncable; 6961 if (p.info.authority != null) { 6962 String names[] = p.info.authority.split(";"); 6963 p.info.authority = null; 6964 for (int j = 0; j < names.length; j++) { 6965 if (j == 1 && p.syncable) { 6966 // We only want the first authority for a provider to possibly be 6967 // syncable, so if we already added this provider using a different 6968 // authority clear the syncable flag. We copy the provider before 6969 // changing it because the mProviders object contains a reference 6970 // to a provider that we don't want to change. 6971 // Only do this for the second authority since the resulting provider 6972 // object can be the same for all future authorities for this provider. 6973 p = new PackageParser.Provider(p); 6974 p.syncable = false; 6975 } 6976 if (!mProvidersByAuthority.containsKey(names[j])) { 6977 mProvidersByAuthority.put(names[j], p); 6978 if (p.info.authority == null) { 6979 p.info.authority = names[j]; 6980 } else { 6981 p.info.authority = p.info.authority + ";" + names[j]; 6982 } 6983 if (DEBUG_PACKAGE_SCANNING) { 6984 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6985 Log.d(TAG, "Registered content provider: " + names[j] 6986 + ", className = " + p.info.name + ", isSyncable = " 6987 + p.info.isSyncable); 6988 } 6989 } else { 6990 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6991 Slog.w(TAG, "Skipping provider name " + names[j] + 6992 " (in package " + pkg.applicationInfo.packageName + 6993 "): name already used by " 6994 + ((other != null && other.getComponentName() != null) 6995 ? other.getComponentName().getPackageName() : "?")); 6996 } 6997 } 6998 } 6999 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7000 if (r == null) { 7001 r = new StringBuilder(256); 7002 } else { 7003 r.append(' '); 7004 } 7005 r.append(p.info.name); 7006 } 7007 } 7008 if (r != null) { 7009 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7010 } 7011 7012 N = pkg.services.size(); 7013 r = null; 7014 for (i=0; i<N; i++) { 7015 PackageParser.Service s = pkg.services.get(i); 7016 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7017 s.info.processName, pkg.applicationInfo.uid); 7018 mServices.addService(s); 7019 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7020 if (r == null) { 7021 r = new StringBuilder(256); 7022 } else { 7023 r.append(' '); 7024 } 7025 r.append(s.info.name); 7026 } 7027 } 7028 if (r != null) { 7029 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7030 } 7031 7032 N = pkg.receivers.size(); 7033 r = null; 7034 for (i=0; i<N; i++) { 7035 PackageParser.Activity a = pkg.receivers.get(i); 7036 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7037 a.info.processName, pkg.applicationInfo.uid); 7038 mReceivers.addActivity(a, "receiver"); 7039 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7040 if (r == null) { 7041 r = new StringBuilder(256); 7042 } else { 7043 r.append(' '); 7044 } 7045 r.append(a.info.name); 7046 } 7047 } 7048 if (r != null) { 7049 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7050 } 7051 7052 N = pkg.activities.size(); 7053 r = null; 7054 for (i=0; i<N; i++) { 7055 PackageParser.Activity a = pkg.activities.get(i); 7056 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7057 a.info.processName, pkg.applicationInfo.uid); 7058 mActivities.addActivity(a, "activity"); 7059 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7060 if (r == null) { 7061 r = new StringBuilder(256); 7062 } else { 7063 r.append(' '); 7064 } 7065 r.append(a.info.name); 7066 } 7067 } 7068 if (r != null) { 7069 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7070 } 7071 7072 N = pkg.permissionGroups.size(); 7073 r = null; 7074 for (i=0; i<N; i++) { 7075 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7076 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7077 if (cur == null) { 7078 mPermissionGroups.put(pg.info.name, pg); 7079 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7080 if (r == null) { 7081 r = new StringBuilder(256); 7082 } else { 7083 r.append(' '); 7084 } 7085 r.append(pg.info.name); 7086 } 7087 } else { 7088 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7089 + pg.info.packageName + " ignored: original from " 7090 + cur.info.packageName); 7091 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7092 if (r == null) { 7093 r = new StringBuilder(256); 7094 } else { 7095 r.append(' '); 7096 } 7097 r.append("DUP:"); 7098 r.append(pg.info.name); 7099 } 7100 } 7101 } 7102 if (r != null) { 7103 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7104 } 7105 7106 N = pkg.permissions.size(); 7107 r = null; 7108 for (i=0; i<N; i++) { 7109 PackageParser.Permission p = pkg.permissions.get(i); 7110 7111 // Now that permission groups have a special meaning, we ignore permission 7112 // groups for legacy apps to prevent unexpected behavior. In particular, 7113 // permissions for one app being granted to someone just becuase they happen 7114 // to be in a group defined by another app (before this had no implications). 7115 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7116 p.group = mPermissionGroups.get(p.info.group); 7117 // Warn for a permission in an unknown group. 7118 if (p.info.group != null && p.group == null) { 7119 Slog.w(TAG, "Permission " + p.info.name + " from package " 7120 + p.info.packageName + " in an unknown group " + p.info.group); 7121 } 7122 } 7123 7124 ArrayMap<String, BasePermission> permissionMap = 7125 p.tree ? mSettings.mPermissionTrees 7126 : mSettings.mPermissions; 7127 BasePermission bp = permissionMap.get(p.info.name); 7128 7129 // Allow system apps to redefine non-system permissions 7130 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7131 final boolean currentOwnerIsSystem = (bp.perm != null 7132 && isSystemApp(bp.perm.owner)); 7133 if (isSystemApp(p.owner)) { 7134 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7135 // It's a built-in permission and no owner, take ownership now 7136 bp.packageSetting = pkgSetting; 7137 bp.perm = p; 7138 bp.uid = pkg.applicationInfo.uid; 7139 bp.sourcePackage = p.info.packageName; 7140 } else if (!currentOwnerIsSystem) { 7141 String msg = "New decl " + p.owner + " of permission " 7142 + p.info.name + " is system; overriding " + bp.sourcePackage; 7143 reportSettingsProblem(Log.WARN, msg); 7144 bp = null; 7145 } 7146 } 7147 } 7148 7149 if (bp == null) { 7150 bp = new BasePermission(p.info.name, p.info.packageName, 7151 BasePermission.TYPE_NORMAL); 7152 permissionMap.put(p.info.name, bp); 7153 } 7154 7155 if (bp.perm == null) { 7156 if (bp.sourcePackage == null 7157 || bp.sourcePackage.equals(p.info.packageName)) { 7158 BasePermission tree = findPermissionTreeLP(p.info.name); 7159 if (tree == null 7160 || tree.sourcePackage.equals(p.info.packageName)) { 7161 bp.packageSetting = pkgSetting; 7162 bp.perm = p; 7163 bp.uid = pkg.applicationInfo.uid; 7164 bp.sourcePackage = p.info.packageName; 7165 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7166 if (r == null) { 7167 r = new StringBuilder(256); 7168 } else { 7169 r.append(' '); 7170 } 7171 r.append(p.info.name); 7172 } 7173 } else { 7174 Slog.w(TAG, "Permission " + p.info.name + " from package " 7175 + p.info.packageName + " ignored: base tree " 7176 + tree.name + " is from package " 7177 + tree.sourcePackage); 7178 } 7179 } else { 7180 Slog.w(TAG, "Permission " + p.info.name + " from package " 7181 + p.info.packageName + " ignored: original from " 7182 + bp.sourcePackage); 7183 } 7184 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7185 if (r == null) { 7186 r = new StringBuilder(256); 7187 } else { 7188 r.append(' '); 7189 } 7190 r.append("DUP:"); 7191 r.append(p.info.name); 7192 } 7193 if (bp.perm == p) { 7194 bp.protectionLevel = p.info.protectionLevel; 7195 } 7196 } 7197 7198 if (r != null) { 7199 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7200 } 7201 7202 N = pkg.instrumentation.size(); 7203 r = null; 7204 for (i=0; i<N; i++) { 7205 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7206 a.info.packageName = pkg.applicationInfo.packageName; 7207 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7208 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7209 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7210 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7211 a.info.dataDir = pkg.applicationInfo.dataDir; 7212 7213 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7214 // need other information about the application, like the ABI and what not ? 7215 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7216 mInstrumentation.put(a.getComponentName(), a); 7217 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7218 if (r == null) { 7219 r = new StringBuilder(256); 7220 } else { 7221 r.append(' '); 7222 } 7223 r.append(a.info.name); 7224 } 7225 } 7226 if (r != null) { 7227 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7228 } 7229 7230 if (pkg.protectedBroadcasts != null) { 7231 N = pkg.protectedBroadcasts.size(); 7232 for (i=0; i<N; i++) { 7233 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7234 } 7235 } 7236 7237 pkgSetting.setTimeStamp(scanFileTime); 7238 7239 // Create idmap files for pairs of (packages, overlay packages). 7240 // Note: "android", ie framework-res.apk, is handled by native layers. 7241 if (pkg.mOverlayTarget != null) { 7242 // This is an overlay package. 7243 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7244 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7245 mOverlays.put(pkg.mOverlayTarget, 7246 new ArrayMap<String, PackageParser.Package>()); 7247 } 7248 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7249 map.put(pkg.packageName, pkg); 7250 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7251 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7252 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7253 "scanPackageLI failed to createIdmap"); 7254 } 7255 } 7256 } else if (mOverlays.containsKey(pkg.packageName) && 7257 !pkg.packageName.equals("android")) { 7258 // This is a regular package, with one or more known overlay packages. 7259 createIdmapsForPackageLI(pkg); 7260 } 7261 } 7262 7263 return pkg; 7264 } 7265 7266 /** 7267 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7268 * is derived purely on the basis of the contents of {@code scanFile} and 7269 * {@code cpuAbiOverride}. 7270 * 7271 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7272 */ 7273 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7274 String cpuAbiOverride, boolean extractLibs) 7275 throws PackageManagerException { 7276 // TODO: We can probably be smarter about this stuff. For installed apps, 7277 // we can calculate this information at install time once and for all. For 7278 // system apps, we can probably assume that this information doesn't change 7279 // after the first boot scan. As things stand, we do lots of unnecessary work. 7280 7281 // Give ourselves some initial paths; we'll come back for another 7282 // pass once we've determined ABI below. 7283 setNativeLibraryPaths(pkg); 7284 7285 // We would never need to extract libs for forward-locked and external packages, 7286 // since the container service will do it for us. We shouldn't attempt to 7287 // extract libs from system app when it was not updated. 7288 if (pkg.isForwardLocked() || isExternal(pkg) || 7289 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7290 extractLibs = false; 7291 } 7292 7293 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7294 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7295 7296 NativeLibraryHelper.Handle handle = null; 7297 try { 7298 handle = NativeLibraryHelper.Handle.create(scanFile); 7299 // TODO(multiArch): This can be null for apps that didn't go through the 7300 // usual installation process. We can calculate it again, like we 7301 // do during install time. 7302 // 7303 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7304 // unnecessary. 7305 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7306 7307 // Null out the abis so that they can be recalculated. 7308 pkg.applicationInfo.primaryCpuAbi = null; 7309 pkg.applicationInfo.secondaryCpuAbi = null; 7310 if (isMultiArch(pkg.applicationInfo)) { 7311 // Warn if we've set an abiOverride for multi-lib packages.. 7312 // By definition, we need to copy both 32 and 64 bit libraries for 7313 // such packages. 7314 if (pkg.cpuAbiOverride != null 7315 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7316 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7317 } 7318 7319 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7320 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7321 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7322 if (extractLibs) { 7323 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7324 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7325 useIsaSpecificSubdirs); 7326 } else { 7327 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7328 } 7329 } 7330 7331 maybeThrowExceptionForMultiArchCopy( 7332 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7333 7334 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7335 if (extractLibs) { 7336 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7337 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7338 useIsaSpecificSubdirs); 7339 } else { 7340 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7341 } 7342 } 7343 7344 maybeThrowExceptionForMultiArchCopy( 7345 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7346 7347 if (abi64 >= 0) { 7348 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7349 } 7350 7351 if (abi32 >= 0) { 7352 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7353 if (abi64 >= 0) { 7354 pkg.applicationInfo.secondaryCpuAbi = abi; 7355 } else { 7356 pkg.applicationInfo.primaryCpuAbi = abi; 7357 } 7358 } 7359 } else { 7360 String[] abiList = (cpuAbiOverride != null) ? 7361 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7362 7363 // Enable gross and lame hacks for apps that are built with old 7364 // SDK tools. We must scan their APKs for renderscript bitcode and 7365 // not launch them if it's present. Don't bother checking on devices 7366 // that don't have 64 bit support. 7367 boolean needsRenderScriptOverride = false; 7368 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7369 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7370 abiList = Build.SUPPORTED_32_BIT_ABIS; 7371 needsRenderScriptOverride = true; 7372 } 7373 7374 final int copyRet; 7375 if (extractLibs) { 7376 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7377 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7378 } else { 7379 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7380 } 7381 7382 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7383 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7384 "Error unpackaging native libs for app, errorCode=" + copyRet); 7385 } 7386 7387 if (copyRet >= 0) { 7388 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7389 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7390 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7391 } else if (needsRenderScriptOverride) { 7392 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7393 } 7394 } 7395 } catch (IOException ioe) { 7396 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7397 } finally { 7398 IoUtils.closeQuietly(handle); 7399 } 7400 7401 // Now that we've calculated the ABIs and determined if it's an internal app, 7402 // we will go ahead and populate the nativeLibraryPath. 7403 setNativeLibraryPaths(pkg); 7404 } 7405 7406 /** 7407 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7408 * i.e, so that all packages can be run inside a single process if required. 7409 * 7410 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7411 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7412 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7413 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7414 * updating a package that belongs to a shared user. 7415 * 7416 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7417 * adds unnecessary complexity. 7418 */ 7419 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7420 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7421 String requiredInstructionSet = null; 7422 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7423 requiredInstructionSet = VMRuntime.getInstructionSet( 7424 scannedPackage.applicationInfo.primaryCpuAbi); 7425 } 7426 7427 PackageSetting requirer = null; 7428 for (PackageSetting ps : packagesForUser) { 7429 // If packagesForUser contains scannedPackage, we skip it. This will happen 7430 // when scannedPackage is an update of an existing package. Without this check, 7431 // we will never be able to change the ABI of any package belonging to a shared 7432 // user, even if it's compatible with other packages. 7433 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7434 if (ps.primaryCpuAbiString == null) { 7435 continue; 7436 } 7437 7438 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7439 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7440 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7441 // this but there's not much we can do. 7442 String errorMessage = "Instruction set mismatch, " 7443 + ((requirer == null) ? "[caller]" : requirer) 7444 + " requires " + requiredInstructionSet + " whereas " + ps 7445 + " requires " + instructionSet; 7446 Slog.w(TAG, errorMessage); 7447 } 7448 7449 if (requiredInstructionSet == null) { 7450 requiredInstructionSet = instructionSet; 7451 requirer = ps; 7452 } 7453 } 7454 } 7455 7456 if (requiredInstructionSet != null) { 7457 String adjustedAbi; 7458 if (requirer != null) { 7459 // requirer != null implies that either scannedPackage was null or that scannedPackage 7460 // did not require an ABI, in which case we have to adjust scannedPackage to match 7461 // the ABI of the set (which is the same as requirer's ABI) 7462 adjustedAbi = requirer.primaryCpuAbiString; 7463 if (scannedPackage != null) { 7464 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7465 } 7466 } else { 7467 // requirer == null implies that we're updating all ABIs in the set to 7468 // match scannedPackage. 7469 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7470 } 7471 7472 for (PackageSetting ps : packagesForUser) { 7473 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7474 if (ps.primaryCpuAbiString != null) { 7475 continue; 7476 } 7477 7478 ps.primaryCpuAbiString = adjustedAbi; 7479 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7480 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7481 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7482 7483 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7484 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7485 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7486 ps.primaryCpuAbiString = null; 7487 ps.pkg.applicationInfo.primaryCpuAbi = null; 7488 return; 7489 } else { 7490 mInstaller.rmdex(ps.codePathString, 7491 getDexCodeInstructionSet(getPreferredInstructionSet())); 7492 } 7493 } 7494 } 7495 } 7496 } 7497 } 7498 7499 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7500 synchronized (mPackages) { 7501 mResolverReplaced = true; 7502 // Set up information for custom user intent resolution activity. 7503 mResolveActivity.applicationInfo = pkg.applicationInfo; 7504 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7505 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7506 mResolveActivity.processName = pkg.applicationInfo.packageName; 7507 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7508 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7509 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7510 mResolveActivity.theme = 0; 7511 mResolveActivity.exported = true; 7512 mResolveActivity.enabled = true; 7513 mResolveInfo.activityInfo = mResolveActivity; 7514 mResolveInfo.priority = 0; 7515 mResolveInfo.preferredOrder = 0; 7516 mResolveInfo.match = 0; 7517 mResolveComponentName = mCustomResolverComponentName; 7518 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7519 mResolveComponentName); 7520 } 7521 } 7522 7523 private static String calculateBundledApkRoot(final String codePathString) { 7524 final File codePath = new File(codePathString); 7525 final File codeRoot; 7526 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7527 codeRoot = Environment.getRootDirectory(); 7528 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7529 codeRoot = Environment.getOemDirectory(); 7530 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7531 codeRoot = Environment.getVendorDirectory(); 7532 } else { 7533 // Unrecognized code path; take its top real segment as the apk root: 7534 // e.g. /something/app/blah.apk => /something 7535 try { 7536 File f = codePath.getCanonicalFile(); 7537 File parent = f.getParentFile(); // non-null because codePath is a file 7538 File tmp; 7539 while ((tmp = parent.getParentFile()) != null) { 7540 f = parent; 7541 parent = tmp; 7542 } 7543 codeRoot = f; 7544 Slog.w(TAG, "Unrecognized code path " 7545 + codePath + " - using " + codeRoot); 7546 } catch (IOException e) { 7547 // Can't canonicalize the code path -- shenanigans? 7548 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7549 return Environment.getRootDirectory().getPath(); 7550 } 7551 } 7552 return codeRoot.getPath(); 7553 } 7554 7555 /** 7556 * Derive and set the location of native libraries for the given package, 7557 * which varies depending on where and how the package was installed. 7558 */ 7559 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7560 final ApplicationInfo info = pkg.applicationInfo; 7561 final String codePath = pkg.codePath; 7562 final File codeFile = new File(codePath); 7563 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7564 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7565 7566 info.nativeLibraryRootDir = null; 7567 info.nativeLibraryRootRequiresIsa = false; 7568 info.nativeLibraryDir = null; 7569 info.secondaryNativeLibraryDir = null; 7570 7571 if (isApkFile(codeFile)) { 7572 // Monolithic install 7573 if (bundledApp) { 7574 // If "/system/lib64/apkname" exists, assume that is the per-package 7575 // native library directory to use; otherwise use "/system/lib/apkname". 7576 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7577 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7578 getPrimaryInstructionSet(info)); 7579 7580 // This is a bundled system app so choose the path based on the ABI. 7581 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7582 // is just the default path. 7583 final String apkName = deriveCodePathName(codePath); 7584 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7585 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7586 apkName).getAbsolutePath(); 7587 7588 if (info.secondaryCpuAbi != null) { 7589 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7590 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7591 secondaryLibDir, apkName).getAbsolutePath(); 7592 } 7593 } else if (asecApp) { 7594 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7595 .getAbsolutePath(); 7596 } else { 7597 final String apkName = deriveCodePathName(codePath); 7598 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7599 .getAbsolutePath(); 7600 } 7601 7602 info.nativeLibraryRootRequiresIsa = false; 7603 info.nativeLibraryDir = info.nativeLibraryRootDir; 7604 } else { 7605 // Cluster install 7606 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7607 info.nativeLibraryRootRequiresIsa = true; 7608 7609 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7610 getPrimaryInstructionSet(info)).getAbsolutePath(); 7611 7612 if (info.secondaryCpuAbi != null) { 7613 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7614 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7615 } 7616 } 7617 } 7618 7619 /** 7620 * Calculate the abis and roots for a bundled app. These can uniquely 7621 * be determined from the contents of the system partition, i.e whether 7622 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7623 * of this information, and instead assume that the system was built 7624 * sensibly. 7625 */ 7626 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7627 PackageSetting pkgSetting) { 7628 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7629 7630 // If "/system/lib64/apkname" exists, assume that is the per-package 7631 // native library directory to use; otherwise use "/system/lib/apkname". 7632 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7633 setBundledAppAbi(pkg, apkRoot, apkName); 7634 // pkgSetting might be null during rescan following uninstall of updates 7635 // to a bundled app, so accommodate that possibility. The settings in 7636 // that case will be established later from the parsed package. 7637 // 7638 // If the settings aren't null, sync them up with what we've just derived. 7639 // note that apkRoot isn't stored in the package settings. 7640 if (pkgSetting != null) { 7641 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7642 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7643 } 7644 } 7645 7646 /** 7647 * Deduces the ABI of a bundled app and sets the relevant fields on the 7648 * parsed pkg object. 7649 * 7650 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7651 * under which system libraries are installed. 7652 * @param apkName the name of the installed package. 7653 */ 7654 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7655 final File codeFile = new File(pkg.codePath); 7656 7657 final boolean has64BitLibs; 7658 final boolean has32BitLibs; 7659 if (isApkFile(codeFile)) { 7660 // Monolithic install 7661 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7662 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7663 } else { 7664 // Cluster install 7665 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7666 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7667 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7668 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7669 has64BitLibs = (new File(rootDir, isa)).exists(); 7670 } else { 7671 has64BitLibs = false; 7672 } 7673 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7674 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7675 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7676 has32BitLibs = (new File(rootDir, isa)).exists(); 7677 } else { 7678 has32BitLibs = false; 7679 } 7680 } 7681 7682 if (has64BitLibs && !has32BitLibs) { 7683 // The package has 64 bit libs, but not 32 bit libs. Its primary 7684 // ABI should be 64 bit. We can safely assume here that the bundled 7685 // native libraries correspond to the most preferred ABI in the list. 7686 7687 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7688 pkg.applicationInfo.secondaryCpuAbi = null; 7689 } else if (has32BitLibs && !has64BitLibs) { 7690 // The package has 32 bit libs but not 64 bit libs. Its primary 7691 // ABI should be 32 bit. 7692 7693 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7694 pkg.applicationInfo.secondaryCpuAbi = null; 7695 } else if (has32BitLibs && has64BitLibs) { 7696 // The application has both 64 and 32 bit bundled libraries. We check 7697 // here that the app declares multiArch support, and warn if it doesn't. 7698 // 7699 // We will be lenient here and record both ABIs. The primary will be the 7700 // ABI that's higher on the list, i.e, a device that's configured to prefer 7701 // 64 bit apps will see a 64 bit primary ABI, 7702 7703 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7704 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7705 } 7706 7707 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7708 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7709 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7710 } else { 7711 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7712 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7713 } 7714 } else { 7715 pkg.applicationInfo.primaryCpuAbi = null; 7716 pkg.applicationInfo.secondaryCpuAbi = null; 7717 } 7718 } 7719 7720 private void killApplication(String pkgName, int appId, String reason) { 7721 // Request the ActivityManager to kill the process(only for existing packages) 7722 // so that we do not end up in a confused state while the user is still using the older 7723 // version of the application while the new one gets installed. 7724 IActivityManager am = ActivityManagerNative.getDefault(); 7725 if (am != null) { 7726 try { 7727 am.killApplicationWithAppId(pkgName, appId, reason); 7728 } catch (RemoteException e) { 7729 } 7730 } 7731 } 7732 7733 void removePackageLI(PackageSetting ps, boolean chatty) { 7734 if (DEBUG_INSTALL) { 7735 if (chatty) 7736 Log.d(TAG, "Removing package " + ps.name); 7737 } 7738 7739 // writer 7740 synchronized (mPackages) { 7741 mPackages.remove(ps.name); 7742 final PackageParser.Package pkg = ps.pkg; 7743 if (pkg != null) { 7744 cleanPackageDataStructuresLILPw(pkg, chatty); 7745 } 7746 } 7747 } 7748 7749 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7750 if (DEBUG_INSTALL) { 7751 if (chatty) 7752 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7753 } 7754 7755 // writer 7756 synchronized (mPackages) { 7757 mPackages.remove(pkg.applicationInfo.packageName); 7758 cleanPackageDataStructuresLILPw(pkg, chatty); 7759 } 7760 } 7761 7762 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7763 int N = pkg.providers.size(); 7764 StringBuilder r = null; 7765 int i; 7766 for (i=0; i<N; i++) { 7767 PackageParser.Provider p = pkg.providers.get(i); 7768 mProviders.removeProvider(p); 7769 if (p.info.authority == null) { 7770 7771 /* There was another ContentProvider with this authority when 7772 * this app was installed so this authority is null, 7773 * Ignore it as we don't have to unregister the provider. 7774 */ 7775 continue; 7776 } 7777 String names[] = p.info.authority.split(";"); 7778 for (int j = 0; j < names.length; j++) { 7779 if (mProvidersByAuthority.get(names[j]) == p) { 7780 mProvidersByAuthority.remove(names[j]); 7781 if (DEBUG_REMOVE) { 7782 if (chatty) 7783 Log.d(TAG, "Unregistered content provider: " + names[j] 7784 + ", className = " + p.info.name + ", isSyncable = " 7785 + p.info.isSyncable); 7786 } 7787 } 7788 } 7789 if (DEBUG_REMOVE && chatty) { 7790 if (r == null) { 7791 r = new StringBuilder(256); 7792 } else { 7793 r.append(' '); 7794 } 7795 r.append(p.info.name); 7796 } 7797 } 7798 if (r != null) { 7799 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7800 } 7801 7802 N = pkg.services.size(); 7803 r = null; 7804 for (i=0; i<N; i++) { 7805 PackageParser.Service s = pkg.services.get(i); 7806 mServices.removeService(s); 7807 if (chatty) { 7808 if (r == null) { 7809 r = new StringBuilder(256); 7810 } else { 7811 r.append(' '); 7812 } 7813 r.append(s.info.name); 7814 } 7815 } 7816 if (r != null) { 7817 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7818 } 7819 7820 N = pkg.receivers.size(); 7821 r = null; 7822 for (i=0; i<N; i++) { 7823 PackageParser.Activity a = pkg.receivers.get(i); 7824 mReceivers.removeActivity(a, "receiver"); 7825 if (DEBUG_REMOVE && chatty) { 7826 if (r == null) { 7827 r = new StringBuilder(256); 7828 } else { 7829 r.append(' '); 7830 } 7831 r.append(a.info.name); 7832 } 7833 } 7834 if (r != null) { 7835 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7836 } 7837 7838 N = pkg.activities.size(); 7839 r = null; 7840 for (i=0; i<N; i++) { 7841 PackageParser.Activity a = pkg.activities.get(i); 7842 mActivities.removeActivity(a, "activity"); 7843 if (DEBUG_REMOVE && chatty) { 7844 if (r == null) { 7845 r = new StringBuilder(256); 7846 } else { 7847 r.append(' '); 7848 } 7849 r.append(a.info.name); 7850 } 7851 } 7852 if (r != null) { 7853 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7854 } 7855 7856 N = pkg.permissions.size(); 7857 r = null; 7858 for (i=0; i<N; i++) { 7859 PackageParser.Permission p = pkg.permissions.get(i); 7860 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7861 if (bp == null) { 7862 bp = mSettings.mPermissionTrees.get(p.info.name); 7863 } 7864 if (bp != null && bp.perm == p) { 7865 bp.perm = null; 7866 if (DEBUG_REMOVE && chatty) { 7867 if (r == null) { 7868 r = new StringBuilder(256); 7869 } else { 7870 r.append(' '); 7871 } 7872 r.append(p.info.name); 7873 } 7874 } 7875 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7876 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7877 if (appOpPerms != null) { 7878 appOpPerms.remove(pkg.packageName); 7879 } 7880 } 7881 } 7882 if (r != null) { 7883 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7884 } 7885 7886 N = pkg.requestedPermissions.size(); 7887 r = null; 7888 for (i=0; i<N; i++) { 7889 String perm = pkg.requestedPermissions.get(i); 7890 BasePermission bp = mSettings.mPermissions.get(perm); 7891 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7892 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7893 if (appOpPerms != null) { 7894 appOpPerms.remove(pkg.packageName); 7895 if (appOpPerms.isEmpty()) { 7896 mAppOpPermissionPackages.remove(perm); 7897 } 7898 } 7899 } 7900 } 7901 if (r != null) { 7902 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7903 } 7904 7905 N = pkg.instrumentation.size(); 7906 r = null; 7907 for (i=0; i<N; i++) { 7908 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7909 mInstrumentation.remove(a.getComponentName()); 7910 if (DEBUG_REMOVE && chatty) { 7911 if (r == null) { 7912 r = new StringBuilder(256); 7913 } else { 7914 r.append(' '); 7915 } 7916 r.append(a.info.name); 7917 } 7918 } 7919 if (r != null) { 7920 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7921 } 7922 7923 r = null; 7924 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7925 // Only system apps can hold shared libraries. 7926 if (pkg.libraryNames != null) { 7927 for (i=0; i<pkg.libraryNames.size(); i++) { 7928 String name = pkg.libraryNames.get(i); 7929 SharedLibraryEntry cur = mSharedLibraries.get(name); 7930 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7931 mSharedLibraries.remove(name); 7932 if (DEBUG_REMOVE && chatty) { 7933 if (r == null) { 7934 r = new StringBuilder(256); 7935 } else { 7936 r.append(' '); 7937 } 7938 r.append(name); 7939 } 7940 } 7941 } 7942 } 7943 } 7944 if (r != null) { 7945 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7946 } 7947 } 7948 7949 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7950 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7951 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7952 return true; 7953 } 7954 } 7955 return false; 7956 } 7957 7958 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7959 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7960 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7961 7962 private void updatePermissionsLPw(String changingPkg, 7963 PackageParser.Package pkgInfo, int flags) { 7964 // Make sure there are no dangling permission trees. 7965 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7966 while (it.hasNext()) { 7967 final BasePermission bp = it.next(); 7968 if (bp.packageSetting == null) { 7969 // We may not yet have parsed the package, so just see if 7970 // we still know about its settings. 7971 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7972 } 7973 if (bp.packageSetting == null) { 7974 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7975 + " from package " + bp.sourcePackage); 7976 it.remove(); 7977 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7978 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7979 Slog.i(TAG, "Removing old permission tree: " + bp.name 7980 + " from package " + bp.sourcePackage); 7981 flags |= UPDATE_PERMISSIONS_ALL; 7982 it.remove(); 7983 } 7984 } 7985 } 7986 7987 // Make sure all dynamic permissions have been assigned to a package, 7988 // and make sure there are no dangling permissions. 7989 it = mSettings.mPermissions.values().iterator(); 7990 while (it.hasNext()) { 7991 final BasePermission bp = it.next(); 7992 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7993 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7994 + bp.name + " pkg=" + bp.sourcePackage 7995 + " info=" + bp.pendingInfo); 7996 if (bp.packageSetting == null && bp.pendingInfo != null) { 7997 final BasePermission tree = findPermissionTreeLP(bp.name); 7998 if (tree != null && tree.perm != null) { 7999 bp.packageSetting = tree.packageSetting; 8000 bp.perm = new PackageParser.Permission(tree.perm.owner, 8001 new PermissionInfo(bp.pendingInfo)); 8002 bp.perm.info.packageName = tree.perm.info.packageName; 8003 bp.perm.info.name = bp.name; 8004 bp.uid = tree.uid; 8005 } 8006 } 8007 } 8008 if (bp.packageSetting == null) { 8009 // We may not yet have parsed the package, so just see if 8010 // we still know about its settings. 8011 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8012 } 8013 if (bp.packageSetting == null) { 8014 Slog.w(TAG, "Removing dangling permission: " + bp.name 8015 + " from package " + bp.sourcePackage); 8016 it.remove(); 8017 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8018 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8019 Slog.i(TAG, "Removing old permission: " + bp.name 8020 + " from package " + bp.sourcePackage); 8021 flags |= UPDATE_PERMISSIONS_ALL; 8022 it.remove(); 8023 } 8024 } 8025 } 8026 8027 // Now update the permissions for all packages, in particular 8028 // replace the granted permissions of the system packages. 8029 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8030 for (PackageParser.Package pkg : mPackages.values()) { 8031 if (pkg != pkgInfo) { 8032 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8033 changingPkg); 8034 } 8035 } 8036 } 8037 8038 if (pkgInfo != null) { 8039 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8040 } 8041 } 8042 8043 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8044 String packageOfInterest) { 8045 // IMPORTANT: There are two types of permissions: install and runtime. 8046 // Install time permissions are granted when the app is installed to 8047 // all device users and users added in the future. Runtime permissions 8048 // are granted at runtime explicitly to specific users. Normal and signature 8049 // protected permissions are install time permissions. Dangerous permissions 8050 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8051 // otherwise they are runtime permissions. This function does not manage 8052 // runtime permissions except for the case an app targeting Lollipop MR1 8053 // being upgraded to target a newer SDK, in which case dangerous permissions 8054 // are transformed from install time to runtime ones. 8055 8056 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8057 if (ps == null) { 8058 return; 8059 } 8060 8061 PermissionsState permissionsState = ps.getPermissionsState(); 8062 PermissionsState origPermissions = permissionsState; 8063 8064 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8065 8066 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8067 8068 boolean changedInstallPermission = false; 8069 8070 if (replace) { 8071 ps.installPermissionsFixed = false; 8072 if (!ps.isSharedUser()) { 8073 origPermissions = new PermissionsState(permissionsState); 8074 permissionsState.reset(); 8075 } 8076 } 8077 8078 permissionsState.setGlobalGids(mGlobalGids); 8079 8080 final int N = pkg.requestedPermissions.size(); 8081 for (int i=0; i<N; i++) { 8082 final String name = pkg.requestedPermissions.get(i); 8083 final BasePermission bp = mSettings.mPermissions.get(name); 8084 8085 if (DEBUG_INSTALL) { 8086 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8087 } 8088 8089 if (bp == null || bp.packageSetting == null) { 8090 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8091 Slog.w(TAG, "Unknown permission " + name 8092 + " in package " + pkg.packageName); 8093 } 8094 continue; 8095 } 8096 8097 final String perm = bp.name; 8098 boolean allowedSig = false; 8099 int grant = GRANT_DENIED; 8100 8101 // Keep track of app op permissions. 8102 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8103 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8104 if (pkgs == null) { 8105 pkgs = new ArraySet<>(); 8106 mAppOpPermissionPackages.put(bp.name, pkgs); 8107 } 8108 pkgs.add(pkg.packageName); 8109 } 8110 8111 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8112 switch (level) { 8113 case PermissionInfo.PROTECTION_NORMAL: { 8114 // For all apps normal permissions are install time ones. 8115 grant = GRANT_INSTALL; 8116 } break; 8117 8118 case PermissionInfo.PROTECTION_DANGEROUS: { 8119 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8120 // For legacy apps dangerous permissions are install time ones. 8121 grant = GRANT_INSTALL_LEGACY; 8122 } else if (origPermissions.hasInstallPermission(bp.name)) { 8123 // For legacy apps that became modern, install becomes runtime. 8124 grant = GRANT_UPGRADE; 8125 } else { 8126 // For modern apps keep runtime permissions unchanged. 8127 grant = GRANT_RUNTIME; 8128 } 8129 } break; 8130 8131 case PermissionInfo.PROTECTION_SIGNATURE: { 8132 // For all apps signature permissions are install time ones. 8133 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8134 if (allowedSig) { 8135 grant = GRANT_INSTALL; 8136 } 8137 } break; 8138 } 8139 8140 if (DEBUG_INSTALL) { 8141 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8142 } 8143 8144 if (grant != GRANT_DENIED) { 8145 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8146 // If this is an existing, non-system package, then 8147 // we can't add any new permissions to it. 8148 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8149 // Except... if this is a permission that was added 8150 // to the platform (note: need to only do this when 8151 // updating the platform). 8152 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8153 grant = GRANT_DENIED; 8154 } 8155 } 8156 } 8157 8158 switch (grant) { 8159 case GRANT_INSTALL: { 8160 // Revoke this as runtime permission to handle the case of 8161 // a runtime permission being downgraded to an install one. 8162 for (int userId : UserManagerService.getInstance().getUserIds()) { 8163 if (origPermissions.getRuntimePermissionState( 8164 bp.name, userId) != null) { 8165 // Revoke the runtime permission and clear the flags. 8166 origPermissions.revokeRuntimePermission(bp, userId); 8167 origPermissions.updatePermissionFlags(bp, userId, 8168 PackageManager.MASK_PERMISSION_FLAGS, 0); 8169 // If we revoked a permission permission, we have to write. 8170 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8171 changedRuntimePermissionUserIds, userId); 8172 } 8173 } 8174 // Grant an install permission. 8175 if (permissionsState.grantInstallPermission(bp) != 8176 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8177 changedInstallPermission = true; 8178 } 8179 } break; 8180 8181 case GRANT_INSTALL_LEGACY: { 8182 // Grant an install permission. 8183 if (permissionsState.grantInstallPermission(bp) != 8184 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8185 changedInstallPermission = true; 8186 } 8187 } break; 8188 8189 case GRANT_RUNTIME: { 8190 // Grant previously granted runtime permissions. 8191 for (int userId : UserManagerService.getInstance().getUserIds()) { 8192 PermissionState permissionState = origPermissions 8193 .getRuntimePermissionState(bp.name, userId); 8194 final int flags = permissionState != null 8195 ? permissionState.getFlags() : 0; 8196 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8197 if (permissionsState.grantRuntimePermission(bp, userId) == 8198 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8199 // If we cannot put the permission as it was, we have to write. 8200 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8201 changedRuntimePermissionUserIds, userId); 8202 } 8203 } 8204 // Propagate the permission flags. 8205 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8206 } 8207 } break; 8208 8209 case GRANT_UPGRADE: { 8210 // Grant runtime permissions for a previously held install permission. 8211 PermissionState permissionState = origPermissions 8212 .getInstallPermissionState(bp.name); 8213 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8214 8215 if (origPermissions.revokeInstallPermission(bp) 8216 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8217 // We will be transferring the permission flags, so clear them. 8218 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8219 PackageManager.MASK_PERMISSION_FLAGS, 0); 8220 changedInstallPermission = true; 8221 } 8222 8223 // If the permission is not to be promoted to runtime we ignore it and 8224 // also its other flags as they are not applicable to install permissions. 8225 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8226 for (int userId : currentUserIds) { 8227 if (permissionsState.grantRuntimePermission(bp, userId) != 8228 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8229 // Transfer the permission flags. 8230 permissionsState.updatePermissionFlags(bp, userId, 8231 flags, flags); 8232 // If we granted the permission, we have to write. 8233 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8234 changedRuntimePermissionUserIds, userId); 8235 } 8236 } 8237 } 8238 } break; 8239 8240 default: { 8241 if (packageOfInterest == null 8242 || packageOfInterest.equals(pkg.packageName)) { 8243 Slog.w(TAG, "Not granting permission " + perm 8244 + " to package " + pkg.packageName 8245 + " because it was previously installed without"); 8246 } 8247 } break; 8248 } 8249 } else { 8250 if (permissionsState.revokeInstallPermission(bp) != 8251 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8252 // Also drop the permission flags. 8253 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8254 PackageManager.MASK_PERMISSION_FLAGS, 0); 8255 changedInstallPermission = true; 8256 Slog.i(TAG, "Un-granting permission " + perm 8257 + " from package " + pkg.packageName 8258 + " (protectionLevel=" + bp.protectionLevel 8259 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8260 + ")"); 8261 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8262 // Don't print warning for app op permissions, since it is fine for them 8263 // not to be granted, there is a UI for the user to decide. 8264 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8265 Slog.w(TAG, "Not granting permission " + perm 8266 + " to package " + pkg.packageName 8267 + " (protectionLevel=" + bp.protectionLevel 8268 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8269 + ")"); 8270 } 8271 } 8272 } 8273 } 8274 8275 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8276 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8277 // This is the first that we have heard about this package, so the 8278 // permissions we have now selected are fixed until explicitly 8279 // changed. 8280 ps.installPermissionsFixed = true; 8281 } 8282 8283 // Persist the runtime permissions state for users with changes. 8284 for (int userId : changedRuntimePermissionUserIds) { 8285 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8286 } 8287 } 8288 8289 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8290 boolean allowed = false; 8291 final int NP = PackageParser.NEW_PERMISSIONS.length; 8292 for (int ip=0; ip<NP; ip++) { 8293 final PackageParser.NewPermissionInfo npi 8294 = PackageParser.NEW_PERMISSIONS[ip]; 8295 if (npi.name.equals(perm) 8296 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8297 allowed = true; 8298 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8299 + pkg.packageName); 8300 break; 8301 } 8302 } 8303 return allowed; 8304 } 8305 8306 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8307 BasePermission bp, PermissionsState origPermissions) { 8308 boolean allowed; 8309 allowed = (compareSignatures( 8310 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8311 == PackageManager.SIGNATURE_MATCH) 8312 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8313 == PackageManager.SIGNATURE_MATCH); 8314 if (!allowed && (bp.protectionLevel 8315 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8316 if (isSystemApp(pkg)) { 8317 // For updated system applications, a system permission 8318 // is granted only if it had been defined by the original application. 8319 if (pkg.isUpdatedSystemApp()) { 8320 final PackageSetting sysPs = mSettings 8321 .getDisabledSystemPkgLPr(pkg.packageName); 8322 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8323 // If the original was granted this permission, we take 8324 // that grant decision as read and propagate it to the 8325 // update. 8326 if (sysPs.isPrivileged()) { 8327 allowed = true; 8328 } 8329 } else { 8330 // The system apk may have been updated with an older 8331 // version of the one on the data partition, but which 8332 // granted a new system permission that it didn't have 8333 // before. In this case we do want to allow the app to 8334 // now get the new permission if the ancestral apk is 8335 // privileged to get it. 8336 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8337 for (int j=0; 8338 j<sysPs.pkg.requestedPermissions.size(); j++) { 8339 if (perm.equals( 8340 sysPs.pkg.requestedPermissions.get(j))) { 8341 allowed = true; 8342 break; 8343 } 8344 } 8345 } 8346 } 8347 } else { 8348 allowed = isPrivilegedApp(pkg); 8349 } 8350 } 8351 } 8352 if (!allowed && (bp.protectionLevel 8353 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8354 // For development permissions, a development permission 8355 // is granted only if it was already granted. 8356 allowed = origPermissions.hasInstallPermission(perm); 8357 } 8358 return allowed; 8359 } 8360 8361 final class ActivityIntentResolver 8362 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8363 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8364 boolean defaultOnly, int userId) { 8365 if (!sUserManager.exists(userId)) return null; 8366 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8367 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8368 } 8369 8370 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8371 int userId) { 8372 if (!sUserManager.exists(userId)) return null; 8373 mFlags = flags; 8374 return super.queryIntent(intent, resolvedType, 8375 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8376 } 8377 8378 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8379 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8380 if (!sUserManager.exists(userId)) return null; 8381 if (packageActivities == null) { 8382 return null; 8383 } 8384 mFlags = flags; 8385 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8386 final int N = packageActivities.size(); 8387 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8388 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8389 8390 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8391 for (int i = 0; i < N; ++i) { 8392 intentFilters = packageActivities.get(i).intents; 8393 if (intentFilters != null && intentFilters.size() > 0) { 8394 PackageParser.ActivityIntentInfo[] array = 8395 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8396 intentFilters.toArray(array); 8397 listCut.add(array); 8398 } 8399 } 8400 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8401 } 8402 8403 public final void addActivity(PackageParser.Activity a, String type) { 8404 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8405 mActivities.put(a.getComponentName(), a); 8406 if (DEBUG_SHOW_INFO) 8407 Log.v( 8408 TAG, " " + type + " " + 8409 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8410 if (DEBUG_SHOW_INFO) 8411 Log.v(TAG, " Class=" + a.info.name); 8412 final int NI = a.intents.size(); 8413 for (int j=0; j<NI; j++) { 8414 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8415 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8416 intent.setPriority(0); 8417 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8418 + a.className + " with priority > 0, forcing to 0"); 8419 } 8420 if (DEBUG_SHOW_INFO) { 8421 Log.v(TAG, " IntentFilter:"); 8422 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8423 } 8424 if (!intent.debugCheck()) { 8425 Log.w(TAG, "==> For Activity " + a.info.name); 8426 } 8427 addFilter(intent); 8428 } 8429 } 8430 8431 public final void removeActivity(PackageParser.Activity a, String type) { 8432 mActivities.remove(a.getComponentName()); 8433 if (DEBUG_SHOW_INFO) { 8434 Log.v(TAG, " " + type + " " 8435 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8436 : a.info.name) + ":"); 8437 Log.v(TAG, " Class=" + a.info.name); 8438 } 8439 final int NI = a.intents.size(); 8440 for (int j=0; j<NI; j++) { 8441 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8442 if (DEBUG_SHOW_INFO) { 8443 Log.v(TAG, " IntentFilter:"); 8444 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8445 } 8446 removeFilter(intent); 8447 } 8448 } 8449 8450 @Override 8451 protected boolean allowFilterResult( 8452 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8453 ActivityInfo filterAi = filter.activity.info; 8454 for (int i=dest.size()-1; i>=0; i--) { 8455 ActivityInfo destAi = dest.get(i).activityInfo; 8456 if (destAi.name == filterAi.name 8457 && destAi.packageName == filterAi.packageName) { 8458 return false; 8459 } 8460 } 8461 return true; 8462 } 8463 8464 @Override 8465 protected ActivityIntentInfo[] newArray(int size) { 8466 return new ActivityIntentInfo[size]; 8467 } 8468 8469 @Override 8470 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8471 if (!sUserManager.exists(userId)) return true; 8472 PackageParser.Package p = filter.activity.owner; 8473 if (p != null) { 8474 PackageSetting ps = (PackageSetting)p.mExtras; 8475 if (ps != null) { 8476 // System apps are never considered stopped for purposes of 8477 // filtering, because there may be no way for the user to 8478 // actually re-launch them. 8479 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8480 && ps.getStopped(userId); 8481 } 8482 } 8483 return false; 8484 } 8485 8486 @Override 8487 protected boolean isPackageForFilter(String packageName, 8488 PackageParser.ActivityIntentInfo info) { 8489 return packageName.equals(info.activity.owner.packageName); 8490 } 8491 8492 @Override 8493 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8494 int match, int userId) { 8495 if (!sUserManager.exists(userId)) return null; 8496 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8497 return null; 8498 } 8499 final PackageParser.Activity activity = info.activity; 8500 if (mSafeMode && (activity.info.applicationInfo.flags 8501 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8502 return null; 8503 } 8504 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8505 if (ps == null) { 8506 return null; 8507 } 8508 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8509 ps.readUserState(userId), userId); 8510 if (ai == null) { 8511 return null; 8512 } 8513 final ResolveInfo res = new ResolveInfo(); 8514 res.activityInfo = ai; 8515 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8516 res.filter = info; 8517 } 8518 if (info != null) { 8519 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8520 } 8521 res.priority = info.getPriority(); 8522 res.preferredOrder = activity.owner.mPreferredOrder; 8523 //System.out.println("Result: " + res.activityInfo.className + 8524 // " = " + res.priority); 8525 res.match = match; 8526 res.isDefault = info.hasDefault; 8527 res.labelRes = info.labelRes; 8528 res.nonLocalizedLabel = info.nonLocalizedLabel; 8529 if (userNeedsBadging(userId)) { 8530 res.noResourceId = true; 8531 } else { 8532 res.icon = info.icon; 8533 } 8534 res.iconResourceId = info.icon; 8535 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8536 return res; 8537 } 8538 8539 @Override 8540 protected void sortResults(List<ResolveInfo> results) { 8541 Collections.sort(results, mResolvePrioritySorter); 8542 } 8543 8544 @Override 8545 protected void dumpFilter(PrintWriter out, String prefix, 8546 PackageParser.ActivityIntentInfo filter) { 8547 out.print(prefix); out.print( 8548 Integer.toHexString(System.identityHashCode(filter.activity))); 8549 out.print(' '); 8550 filter.activity.printComponentShortName(out); 8551 out.print(" filter "); 8552 out.println(Integer.toHexString(System.identityHashCode(filter))); 8553 } 8554 8555 @Override 8556 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8557 return filter.activity; 8558 } 8559 8560 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8561 PackageParser.Activity activity = (PackageParser.Activity)label; 8562 out.print(prefix); out.print( 8563 Integer.toHexString(System.identityHashCode(activity))); 8564 out.print(' '); 8565 activity.printComponentShortName(out); 8566 if (count > 1) { 8567 out.print(" ("); out.print(count); out.print(" filters)"); 8568 } 8569 out.println(); 8570 } 8571 8572// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8573// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8574// final List<ResolveInfo> retList = Lists.newArrayList(); 8575// while (i.hasNext()) { 8576// final ResolveInfo resolveInfo = i.next(); 8577// if (isEnabledLP(resolveInfo.activityInfo)) { 8578// retList.add(resolveInfo); 8579// } 8580// } 8581// return retList; 8582// } 8583 8584 // Keys are String (activity class name), values are Activity. 8585 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8586 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8587 private int mFlags; 8588 } 8589 8590 private final class ServiceIntentResolver 8591 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8592 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8593 boolean defaultOnly, int userId) { 8594 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8595 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8596 } 8597 8598 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8599 int userId) { 8600 if (!sUserManager.exists(userId)) return null; 8601 mFlags = flags; 8602 return super.queryIntent(intent, resolvedType, 8603 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8604 } 8605 8606 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8607 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8608 if (!sUserManager.exists(userId)) return null; 8609 if (packageServices == null) { 8610 return null; 8611 } 8612 mFlags = flags; 8613 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8614 final int N = packageServices.size(); 8615 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8616 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8617 8618 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8619 for (int i = 0; i < N; ++i) { 8620 intentFilters = packageServices.get(i).intents; 8621 if (intentFilters != null && intentFilters.size() > 0) { 8622 PackageParser.ServiceIntentInfo[] array = 8623 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8624 intentFilters.toArray(array); 8625 listCut.add(array); 8626 } 8627 } 8628 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8629 } 8630 8631 public final void addService(PackageParser.Service s) { 8632 mServices.put(s.getComponentName(), s); 8633 if (DEBUG_SHOW_INFO) { 8634 Log.v(TAG, " " 8635 + (s.info.nonLocalizedLabel != null 8636 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8637 Log.v(TAG, " Class=" + s.info.name); 8638 } 8639 final int NI = s.intents.size(); 8640 int j; 8641 for (j=0; j<NI; j++) { 8642 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8643 if (DEBUG_SHOW_INFO) { 8644 Log.v(TAG, " IntentFilter:"); 8645 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8646 } 8647 if (!intent.debugCheck()) { 8648 Log.w(TAG, "==> For Service " + s.info.name); 8649 } 8650 addFilter(intent); 8651 } 8652 } 8653 8654 public final void removeService(PackageParser.Service s) { 8655 mServices.remove(s.getComponentName()); 8656 if (DEBUG_SHOW_INFO) { 8657 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8658 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8659 Log.v(TAG, " Class=" + s.info.name); 8660 } 8661 final int NI = s.intents.size(); 8662 int j; 8663 for (j=0; j<NI; j++) { 8664 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8665 if (DEBUG_SHOW_INFO) { 8666 Log.v(TAG, " IntentFilter:"); 8667 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8668 } 8669 removeFilter(intent); 8670 } 8671 } 8672 8673 @Override 8674 protected boolean allowFilterResult( 8675 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8676 ServiceInfo filterSi = filter.service.info; 8677 for (int i=dest.size()-1; i>=0; i--) { 8678 ServiceInfo destAi = dest.get(i).serviceInfo; 8679 if (destAi.name == filterSi.name 8680 && destAi.packageName == filterSi.packageName) { 8681 return false; 8682 } 8683 } 8684 return true; 8685 } 8686 8687 @Override 8688 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8689 return new PackageParser.ServiceIntentInfo[size]; 8690 } 8691 8692 @Override 8693 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8694 if (!sUserManager.exists(userId)) return true; 8695 PackageParser.Package p = filter.service.owner; 8696 if (p != null) { 8697 PackageSetting ps = (PackageSetting)p.mExtras; 8698 if (ps != null) { 8699 // System apps are never considered stopped for purposes of 8700 // filtering, because there may be no way for the user to 8701 // actually re-launch them. 8702 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8703 && ps.getStopped(userId); 8704 } 8705 } 8706 return false; 8707 } 8708 8709 @Override 8710 protected boolean isPackageForFilter(String packageName, 8711 PackageParser.ServiceIntentInfo info) { 8712 return packageName.equals(info.service.owner.packageName); 8713 } 8714 8715 @Override 8716 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8717 int match, int userId) { 8718 if (!sUserManager.exists(userId)) return null; 8719 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8720 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8721 return null; 8722 } 8723 final PackageParser.Service service = info.service; 8724 if (mSafeMode && (service.info.applicationInfo.flags 8725 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8726 return null; 8727 } 8728 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8729 if (ps == null) { 8730 return null; 8731 } 8732 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8733 ps.readUserState(userId), userId); 8734 if (si == null) { 8735 return null; 8736 } 8737 final ResolveInfo res = new ResolveInfo(); 8738 res.serviceInfo = si; 8739 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8740 res.filter = filter; 8741 } 8742 res.priority = info.getPriority(); 8743 res.preferredOrder = service.owner.mPreferredOrder; 8744 res.match = match; 8745 res.isDefault = info.hasDefault; 8746 res.labelRes = info.labelRes; 8747 res.nonLocalizedLabel = info.nonLocalizedLabel; 8748 res.icon = info.icon; 8749 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8750 return res; 8751 } 8752 8753 @Override 8754 protected void sortResults(List<ResolveInfo> results) { 8755 Collections.sort(results, mResolvePrioritySorter); 8756 } 8757 8758 @Override 8759 protected void dumpFilter(PrintWriter out, String prefix, 8760 PackageParser.ServiceIntentInfo filter) { 8761 out.print(prefix); out.print( 8762 Integer.toHexString(System.identityHashCode(filter.service))); 8763 out.print(' '); 8764 filter.service.printComponentShortName(out); 8765 out.print(" filter "); 8766 out.println(Integer.toHexString(System.identityHashCode(filter))); 8767 } 8768 8769 @Override 8770 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8771 return filter.service; 8772 } 8773 8774 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8775 PackageParser.Service service = (PackageParser.Service)label; 8776 out.print(prefix); out.print( 8777 Integer.toHexString(System.identityHashCode(service))); 8778 out.print(' '); 8779 service.printComponentShortName(out); 8780 if (count > 1) { 8781 out.print(" ("); out.print(count); out.print(" filters)"); 8782 } 8783 out.println(); 8784 } 8785 8786// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8787// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8788// final List<ResolveInfo> retList = Lists.newArrayList(); 8789// while (i.hasNext()) { 8790// final ResolveInfo resolveInfo = (ResolveInfo) i; 8791// if (isEnabledLP(resolveInfo.serviceInfo)) { 8792// retList.add(resolveInfo); 8793// } 8794// } 8795// return retList; 8796// } 8797 8798 // Keys are String (activity class name), values are Activity. 8799 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8800 = new ArrayMap<ComponentName, PackageParser.Service>(); 8801 private int mFlags; 8802 }; 8803 8804 private final class ProviderIntentResolver 8805 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8806 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8807 boolean defaultOnly, int userId) { 8808 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8809 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8810 } 8811 8812 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8813 int userId) { 8814 if (!sUserManager.exists(userId)) 8815 return null; 8816 mFlags = flags; 8817 return super.queryIntent(intent, resolvedType, 8818 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8819 } 8820 8821 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8822 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8823 if (!sUserManager.exists(userId)) 8824 return null; 8825 if (packageProviders == null) { 8826 return null; 8827 } 8828 mFlags = flags; 8829 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8830 final int N = packageProviders.size(); 8831 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8832 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8833 8834 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8835 for (int i = 0; i < N; ++i) { 8836 intentFilters = packageProviders.get(i).intents; 8837 if (intentFilters != null && intentFilters.size() > 0) { 8838 PackageParser.ProviderIntentInfo[] array = 8839 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8840 intentFilters.toArray(array); 8841 listCut.add(array); 8842 } 8843 } 8844 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8845 } 8846 8847 public final void addProvider(PackageParser.Provider p) { 8848 if (mProviders.containsKey(p.getComponentName())) { 8849 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8850 return; 8851 } 8852 8853 mProviders.put(p.getComponentName(), p); 8854 if (DEBUG_SHOW_INFO) { 8855 Log.v(TAG, " " 8856 + (p.info.nonLocalizedLabel != null 8857 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8858 Log.v(TAG, " Class=" + p.info.name); 8859 } 8860 final int NI = p.intents.size(); 8861 int j; 8862 for (j = 0; j < NI; j++) { 8863 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8864 if (DEBUG_SHOW_INFO) { 8865 Log.v(TAG, " IntentFilter:"); 8866 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8867 } 8868 if (!intent.debugCheck()) { 8869 Log.w(TAG, "==> For Provider " + p.info.name); 8870 } 8871 addFilter(intent); 8872 } 8873 } 8874 8875 public final void removeProvider(PackageParser.Provider p) { 8876 mProviders.remove(p.getComponentName()); 8877 if (DEBUG_SHOW_INFO) { 8878 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8879 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8880 Log.v(TAG, " Class=" + p.info.name); 8881 } 8882 final int NI = p.intents.size(); 8883 int j; 8884 for (j = 0; j < NI; j++) { 8885 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8886 if (DEBUG_SHOW_INFO) { 8887 Log.v(TAG, " IntentFilter:"); 8888 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8889 } 8890 removeFilter(intent); 8891 } 8892 } 8893 8894 @Override 8895 protected boolean allowFilterResult( 8896 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8897 ProviderInfo filterPi = filter.provider.info; 8898 for (int i = dest.size() - 1; i >= 0; i--) { 8899 ProviderInfo destPi = dest.get(i).providerInfo; 8900 if (destPi.name == filterPi.name 8901 && destPi.packageName == filterPi.packageName) { 8902 return false; 8903 } 8904 } 8905 return true; 8906 } 8907 8908 @Override 8909 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8910 return new PackageParser.ProviderIntentInfo[size]; 8911 } 8912 8913 @Override 8914 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8915 if (!sUserManager.exists(userId)) 8916 return true; 8917 PackageParser.Package p = filter.provider.owner; 8918 if (p != null) { 8919 PackageSetting ps = (PackageSetting) p.mExtras; 8920 if (ps != null) { 8921 // System apps are never considered stopped for purposes of 8922 // filtering, because there may be no way for the user to 8923 // actually re-launch them. 8924 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8925 && ps.getStopped(userId); 8926 } 8927 } 8928 return false; 8929 } 8930 8931 @Override 8932 protected boolean isPackageForFilter(String packageName, 8933 PackageParser.ProviderIntentInfo info) { 8934 return packageName.equals(info.provider.owner.packageName); 8935 } 8936 8937 @Override 8938 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8939 int match, int userId) { 8940 if (!sUserManager.exists(userId)) 8941 return null; 8942 final PackageParser.ProviderIntentInfo info = filter; 8943 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8944 return null; 8945 } 8946 final PackageParser.Provider provider = info.provider; 8947 if (mSafeMode && (provider.info.applicationInfo.flags 8948 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8949 return null; 8950 } 8951 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8952 if (ps == null) { 8953 return null; 8954 } 8955 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8956 ps.readUserState(userId), userId); 8957 if (pi == null) { 8958 return null; 8959 } 8960 final ResolveInfo res = new ResolveInfo(); 8961 res.providerInfo = pi; 8962 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8963 res.filter = filter; 8964 } 8965 res.priority = info.getPriority(); 8966 res.preferredOrder = provider.owner.mPreferredOrder; 8967 res.match = match; 8968 res.isDefault = info.hasDefault; 8969 res.labelRes = info.labelRes; 8970 res.nonLocalizedLabel = info.nonLocalizedLabel; 8971 res.icon = info.icon; 8972 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8973 return res; 8974 } 8975 8976 @Override 8977 protected void sortResults(List<ResolveInfo> results) { 8978 Collections.sort(results, mResolvePrioritySorter); 8979 } 8980 8981 @Override 8982 protected void dumpFilter(PrintWriter out, String prefix, 8983 PackageParser.ProviderIntentInfo filter) { 8984 out.print(prefix); 8985 out.print( 8986 Integer.toHexString(System.identityHashCode(filter.provider))); 8987 out.print(' '); 8988 filter.provider.printComponentShortName(out); 8989 out.print(" filter "); 8990 out.println(Integer.toHexString(System.identityHashCode(filter))); 8991 } 8992 8993 @Override 8994 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8995 return filter.provider; 8996 } 8997 8998 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8999 PackageParser.Provider provider = (PackageParser.Provider)label; 9000 out.print(prefix); out.print( 9001 Integer.toHexString(System.identityHashCode(provider))); 9002 out.print(' '); 9003 provider.printComponentShortName(out); 9004 if (count > 1) { 9005 out.print(" ("); out.print(count); out.print(" filters)"); 9006 } 9007 out.println(); 9008 } 9009 9010 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9011 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9012 private int mFlags; 9013 }; 9014 9015 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9016 new Comparator<ResolveInfo>() { 9017 public int compare(ResolveInfo r1, ResolveInfo r2) { 9018 int v1 = r1.priority; 9019 int v2 = r2.priority; 9020 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9021 if (v1 != v2) { 9022 return (v1 > v2) ? -1 : 1; 9023 } 9024 v1 = r1.preferredOrder; 9025 v2 = r2.preferredOrder; 9026 if (v1 != v2) { 9027 return (v1 > v2) ? -1 : 1; 9028 } 9029 if (r1.isDefault != r2.isDefault) { 9030 return r1.isDefault ? -1 : 1; 9031 } 9032 v1 = r1.match; 9033 v2 = r2.match; 9034 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9035 if (v1 != v2) { 9036 return (v1 > v2) ? -1 : 1; 9037 } 9038 if (r1.system != r2.system) { 9039 return r1.system ? -1 : 1; 9040 } 9041 return 0; 9042 } 9043 }; 9044 9045 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9046 new Comparator<ProviderInfo>() { 9047 public int compare(ProviderInfo p1, ProviderInfo p2) { 9048 final int v1 = p1.initOrder; 9049 final int v2 = p2.initOrder; 9050 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9051 } 9052 }; 9053 9054 final void sendPackageBroadcast(final String action, final String pkg, 9055 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9056 final int[] userIds) { 9057 mHandler.post(new Runnable() { 9058 @Override 9059 public void run() { 9060 try { 9061 final IActivityManager am = ActivityManagerNative.getDefault(); 9062 if (am == null) return; 9063 final int[] resolvedUserIds; 9064 if (userIds == null) { 9065 resolvedUserIds = am.getRunningUserIds(); 9066 } else { 9067 resolvedUserIds = userIds; 9068 } 9069 for (int id : resolvedUserIds) { 9070 final Intent intent = new Intent(action, 9071 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9072 if (extras != null) { 9073 intent.putExtras(extras); 9074 } 9075 if (targetPkg != null) { 9076 intent.setPackage(targetPkg); 9077 } 9078 // Modify the UID when posting to other users 9079 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9080 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9081 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9082 intent.putExtra(Intent.EXTRA_UID, uid); 9083 } 9084 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9085 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9086 if (DEBUG_BROADCASTS) { 9087 RuntimeException here = new RuntimeException("here"); 9088 here.fillInStackTrace(); 9089 Slog.d(TAG, "Sending to user " + id + ": " 9090 + intent.toShortString(false, true, false, false) 9091 + " " + intent.getExtras(), here); 9092 } 9093 am.broadcastIntent(null, intent, null, finishedReceiver, 9094 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9095 null, finishedReceiver != null, false, id); 9096 } 9097 } catch (RemoteException ex) { 9098 } 9099 } 9100 }); 9101 } 9102 9103 /** 9104 * Check if the external storage media is available. This is true if there 9105 * is a mounted external storage medium or if the external storage is 9106 * emulated. 9107 */ 9108 private boolean isExternalMediaAvailable() { 9109 return mMediaMounted || Environment.isExternalStorageEmulated(); 9110 } 9111 9112 @Override 9113 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9114 // writer 9115 synchronized (mPackages) { 9116 if (!isExternalMediaAvailable()) { 9117 // If the external storage is no longer mounted at this point, 9118 // the caller may not have been able to delete all of this 9119 // packages files and can not delete any more. Bail. 9120 return null; 9121 } 9122 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9123 if (lastPackage != null) { 9124 pkgs.remove(lastPackage); 9125 } 9126 if (pkgs.size() > 0) { 9127 return pkgs.get(0); 9128 } 9129 } 9130 return null; 9131 } 9132 9133 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9134 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9135 userId, andCode ? 1 : 0, packageName); 9136 if (mSystemReady) { 9137 msg.sendToTarget(); 9138 } else { 9139 if (mPostSystemReadyMessages == null) { 9140 mPostSystemReadyMessages = new ArrayList<>(); 9141 } 9142 mPostSystemReadyMessages.add(msg); 9143 } 9144 } 9145 9146 void startCleaningPackages() { 9147 // reader 9148 synchronized (mPackages) { 9149 if (!isExternalMediaAvailable()) { 9150 return; 9151 } 9152 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9153 return; 9154 } 9155 } 9156 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9157 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9158 IActivityManager am = ActivityManagerNative.getDefault(); 9159 if (am != null) { 9160 try { 9161 am.startService(null, intent, null, UserHandle.USER_OWNER); 9162 } catch (RemoteException e) { 9163 } 9164 } 9165 } 9166 9167 @Override 9168 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9169 int installFlags, String installerPackageName, VerificationParams verificationParams, 9170 String packageAbiOverride) { 9171 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9172 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9173 } 9174 9175 @Override 9176 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9177 int installFlags, String installerPackageName, VerificationParams verificationParams, 9178 String packageAbiOverride, int userId) { 9179 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9180 9181 final int callingUid = Binder.getCallingUid(); 9182 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9183 9184 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9185 try { 9186 if (observer != null) { 9187 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9188 } 9189 } catch (RemoteException re) { 9190 } 9191 return; 9192 } 9193 9194 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9195 installFlags |= PackageManager.INSTALL_FROM_ADB; 9196 9197 } else { 9198 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9199 // about installerPackageName. 9200 9201 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9202 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9203 } 9204 9205 UserHandle user; 9206 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9207 user = UserHandle.ALL; 9208 } else { 9209 user = new UserHandle(userId); 9210 } 9211 9212 // Only system components can circumvent runtime permissions when installing. 9213 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9214 && mContext.checkCallingOrSelfPermission(Manifest.permission 9215 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9216 throw new SecurityException("You need the " 9217 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9218 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9219 } 9220 9221 verificationParams.setInstallerUid(callingUid); 9222 9223 final File originFile = new File(originPath); 9224 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9225 9226 final Message msg = mHandler.obtainMessage(INIT_COPY); 9227 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9228 null, verificationParams, user, packageAbiOverride); 9229 mHandler.sendMessage(msg); 9230 } 9231 9232 void installStage(String packageName, File stagedDir, String stagedCid, 9233 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9234 String installerPackageName, int installerUid, UserHandle user) { 9235 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9236 params.referrerUri, installerUid, null); 9237 verifParams.setInstallerUid(installerUid); 9238 9239 final OriginInfo origin; 9240 if (stagedDir != null) { 9241 origin = OriginInfo.fromStagedFile(stagedDir); 9242 } else { 9243 origin = OriginInfo.fromStagedContainer(stagedCid); 9244 } 9245 9246 final Message msg = mHandler.obtainMessage(INIT_COPY); 9247 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9248 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9249 mHandler.sendMessage(msg); 9250 } 9251 9252 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9253 Bundle extras = new Bundle(1); 9254 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9255 9256 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9257 packageName, extras, null, null, new int[] {userId}); 9258 try { 9259 IActivityManager am = ActivityManagerNative.getDefault(); 9260 final boolean isSystem = 9261 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9262 if (isSystem && am.isUserRunning(userId, false)) { 9263 // The just-installed/enabled app is bundled on the system, so presumed 9264 // to be able to run automatically without needing an explicit launch. 9265 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9266 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9267 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9268 .setPackage(packageName); 9269 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9270 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9271 } 9272 } catch (RemoteException e) { 9273 // shouldn't happen 9274 Slog.w(TAG, "Unable to bootstrap installed package", e); 9275 } 9276 } 9277 9278 @Override 9279 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9280 int userId) { 9281 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9282 PackageSetting pkgSetting; 9283 final int uid = Binder.getCallingUid(); 9284 enforceCrossUserPermission(uid, userId, true, true, 9285 "setApplicationHiddenSetting for user " + userId); 9286 9287 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9288 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9289 return false; 9290 } 9291 9292 long callingId = Binder.clearCallingIdentity(); 9293 try { 9294 boolean sendAdded = false; 9295 boolean sendRemoved = false; 9296 // writer 9297 synchronized (mPackages) { 9298 pkgSetting = mSettings.mPackages.get(packageName); 9299 if (pkgSetting == null) { 9300 return false; 9301 } 9302 if (pkgSetting.getHidden(userId) != hidden) { 9303 pkgSetting.setHidden(hidden, userId); 9304 mSettings.writePackageRestrictionsLPr(userId); 9305 if (hidden) { 9306 sendRemoved = true; 9307 } else { 9308 sendAdded = true; 9309 } 9310 } 9311 } 9312 if (sendAdded) { 9313 sendPackageAddedForUser(packageName, pkgSetting, userId); 9314 return true; 9315 } 9316 if (sendRemoved) { 9317 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9318 "hiding pkg"); 9319 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9320 } 9321 } finally { 9322 Binder.restoreCallingIdentity(callingId); 9323 } 9324 return false; 9325 } 9326 9327 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9328 int userId) { 9329 final PackageRemovedInfo info = new PackageRemovedInfo(); 9330 info.removedPackage = packageName; 9331 info.removedUsers = new int[] {userId}; 9332 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9333 info.sendBroadcast(false, false, false); 9334 } 9335 9336 /** 9337 * Returns true if application is not found or there was an error. Otherwise it returns 9338 * the hidden state of the package for the given user. 9339 */ 9340 @Override 9341 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9342 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9343 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9344 false, "getApplicationHidden for user " + userId); 9345 PackageSetting pkgSetting; 9346 long callingId = Binder.clearCallingIdentity(); 9347 try { 9348 // writer 9349 synchronized (mPackages) { 9350 pkgSetting = mSettings.mPackages.get(packageName); 9351 if (pkgSetting == null) { 9352 return true; 9353 } 9354 return pkgSetting.getHidden(userId); 9355 } 9356 } finally { 9357 Binder.restoreCallingIdentity(callingId); 9358 } 9359 } 9360 9361 /** 9362 * @hide 9363 */ 9364 @Override 9365 public int installExistingPackageAsUser(String packageName, int userId) { 9366 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9367 null); 9368 PackageSetting pkgSetting; 9369 final int uid = Binder.getCallingUid(); 9370 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9371 + userId); 9372 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9373 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9374 } 9375 9376 long callingId = Binder.clearCallingIdentity(); 9377 try { 9378 boolean sendAdded = false; 9379 9380 // writer 9381 synchronized (mPackages) { 9382 pkgSetting = mSettings.mPackages.get(packageName); 9383 if (pkgSetting == null) { 9384 return PackageManager.INSTALL_FAILED_INVALID_URI; 9385 } 9386 if (!pkgSetting.getInstalled(userId)) { 9387 pkgSetting.setInstalled(true, userId); 9388 pkgSetting.setHidden(false, userId); 9389 mSettings.writePackageRestrictionsLPr(userId); 9390 sendAdded = true; 9391 } 9392 } 9393 9394 if (sendAdded) { 9395 sendPackageAddedForUser(packageName, pkgSetting, userId); 9396 } 9397 } finally { 9398 Binder.restoreCallingIdentity(callingId); 9399 } 9400 9401 return PackageManager.INSTALL_SUCCEEDED; 9402 } 9403 9404 boolean isUserRestricted(int userId, String restrictionKey) { 9405 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9406 if (restrictions.getBoolean(restrictionKey, false)) { 9407 Log.w(TAG, "User is restricted: " + restrictionKey); 9408 return true; 9409 } 9410 return false; 9411 } 9412 9413 @Override 9414 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9415 mContext.enforceCallingOrSelfPermission( 9416 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9417 "Only package verification agents can verify applications"); 9418 9419 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9420 final PackageVerificationResponse response = new PackageVerificationResponse( 9421 verificationCode, Binder.getCallingUid()); 9422 msg.arg1 = id; 9423 msg.obj = response; 9424 mHandler.sendMessage(msg); 9425 } 9426 9427 @Override 9428 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9429 long millisecondsToDelay) { 9430 mContext.enforceCallingOrSelfPermission( 9431 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9432 "Only package verification agents can extend verification timeouts"); 9433 9434 final PackageVerificationState state = mPendingVerification.get(id); 9435 final PackageVerificationResponse response = new PackageVerificationResponse( 9436 verificationCodeAtTimeout, Binder.getCallingUid()); 9437 9438 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9439 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9440 } 9441 if (millisecondsToDelay < 0) { 9442 millisecondsToDelay = 0; 9443 } 9444 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9445 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9446 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9447 } 9448 9449 if ((state != null) && !state.timeoutExtended()) { 9450 state.extendTimeout(); 9451 9452 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9453 msg.arg1 = id; 9454 msg.obj = response; 9455 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9456 } 9457 } 9458 9459 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9460 int verificationCode, UserHandle user) { 9461 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9462 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9463 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9464 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9465 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9466 9467 mContext.sendBroadcastAsUser(intent, user, 9468 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9469 } 9470 9471 private ComponentName matchComponentForVerifier(String packageName, 9472 List<ResolveInfo> receivers) { 9473 ActivityInfo targetReceiver = null; 9474 9475 final int NR = receivers.size(); 9476 for (int i = 0; i < NR; i++) { 9477 final ResolveInfo info = receivers.get(i); 9478 if (info.activityInfo == null) { 9479 continue; 9480 } 9481 9482 if (packageName.equals(info.activityInfo.packageName)) { 9483 targetReceiver = info.activityInfo; 9484 break; 9485 } 9486 } 9487 9488 if (targetReceiver == null) { 9489 return null; 9490 } 9491 9492 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9493 } 9494 9495 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9496 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9497 if (pkgInfo.verifiers.length == 0) { 9498 return null; 9499 } 9500 9501 final int N = pkgInfo.verifiers.length; 9502 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9503 for (int i = 0; i < N; i++) { 9504 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9505 9506 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9507 receivers); 9508 if (comp == null) { 9509 continue; 9510 } 9511 9512 final int verifierUid = getUidForVerifier(verifierInfo); 9513 if (verifierUid == -1) { 9514 continue; 9515 } 9516 9517 if (DEBUG_VERIFY) { 9518 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9519 + " with the correct signature"); 9520 } 9521 sufficientVerifiers.add(comp); 9522 verificationState.addSufficientVerifier(verifierUid); 9523 } 9524 9525 return sufficientVerifiers; 9526 } 9527 9528 private int getUidForVerifier(VerifierInfo verifierInfo) { 9529 synchronized (mPackages) { 9530 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9531 if (pkg == null) { 9532 return -1; 9533 } else if (pkg.mSignatures.length != 1) { 9534 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9535 + " has more than one signature; ignoring"); 9536 return -1; 9537 } 9538 9539 /* 9540 * If the public key of the package's signature does not match 9541 * our expected public key, then this is a different package and 9542 * we should skip. 9543 */ 9544 9545 final byte[] expectedPublicKey; 9546 try { 9547 final Signature verifierSig = pkg.mSignatures[0]; 9548 final PublicKey publicKey = verifierSig.getPublicKey(); 9549 expectedPublicKey = publicKey.getEncoded(); 9550 } catch (CertificateException e) { 9551 return -1; 9552 } 9553 9554 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9555 9556 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9557 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9558 + " does not have the expected public key; ignoring"); 9559 return -1; 9560 } 9561 9562 return pkg.applicationInfo.uid; 9563 } 9564 } 9565 9566 @Override 9567 public void finishPackageInstall(int token) { 9568 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9569 9570 if (DEBUG_INSTALL) { 9571 Slog.v(TAG, "BM finishing package install for " + token); 9572 } 9573 9574 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9575 mHandler.sendMessage(msg); 9576 } 9577 9578 /** 9579 * Get the verification agent timeout. 9580 * 9581 * @return verification timeout in milliseconds 9582 */ 9583 private long getVerificationTimeout() { 9584 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9585 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9586 DEFAULT_VERIFICATION_TIMEOUT); 9587 } 9588 9589 /** 9590 * Get the default verification agent response code. 9591 * 9592 * @return default verification response code 9593 */ 9594 private int getDefaultVerificationResponse() { 9595 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9596 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9597 DEFAULT_VERIFICATION_RESPONSE); 9598 } 9599 9600 /** 9601 * Check whether or not package verification has been enabled. 9602 * 9603 * @return true if verification should be performed 9604 */ 9605 private boolean isVerificationEnabled(int userId, int installFlags) { 9606 if (!DEFAULT_VERIFY_ENABLE) { 9607 return false; 9608 } 9609 9610 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9611 9612 // Check if installing from ADB 9613 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9614 // Do not run verification in a test harness environment 9615 if (ActivityManager.isRunningInTestHarness()) { 9616 return false; 9617 } 9618 if (ensureVerifyAppsEnabled) { 9619 return true; 9620 } 9621 // Check if the developer does not want package verification for ADB installs 9622 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9623 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9624 return false; 9625 } 9626 } 9627 9628 if (ensureVerifyAppsEnabled) { 9629 return true; 9630 } 9631 9632 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9633 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9634 } 9635 9636 @Override 9637 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9638 throws RemoteException { 9639 mContext.enforceCallingOrSelfPermission( 9640 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9641 "Only intentfilter verification agents can verify applications"); 9642 9643 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9644 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9645 Binder.getCallingUid(), verificationCode, failedDomains); 9646 msg.arg1 = id; 9647 msg.obj = response; 9648 mHandler.sendMessage(msg); 9649 } 9650 9651 @Override 9652 public int getIntentVerificationStatus(String packageName, int userId) { 9653 synchronized (mPackages) { 9654 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9655 } 9656 } 9657 9658 @Override 9659 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9660 mContext.enforceCallingOrSelfPermission( 9661 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9662 9663 boolean result = false; 9664 synchronized (mPackages) { 9665 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9666 } 9667 if (result) { 9668 scheduleWritePackageRestrictionsLocked(userId); 9669 } 9670 return result; 9671 } 9672 9673 @Override 9674 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9675 synchronized (mPackages) { 9676 return mSettings.getIntentFilterVerificationsLPr(packageName); 9677 } 9678 } 9679 9680 @Override 9681 public List<IntentFilter> getAllIntentFilters(String packageName) { 9682 if (TextUtils.isEmpty(packageName)) { 9683 return Collections.<IntentFilter>emptyList(); 9684 } 9685 synchronized (mPackages) { 9686 PackageParser.Package pkg = mPackages.get(packageName); 9687 if (pkg == null || pkg.activities == null) { 9688 return Collections.<IntentFilter>emptyList(); 9689 } 9690 final int count = pkg.activities.size(); 9691 ArrayList<IntentFilter> result = new ArrayList<>(); 9692 for (int n=0; n<count; n++) { 9693 PackageParser.Activity activity = pkg.activities.get(n); 9694 if (activity.intents != null || activity.intents.size() > 0) { 9695 result.addAll(activity.intents); 9696 } 9697 } 9698 return result; 9699 } 9700 } 9701 9702 @Override 9703 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9704 mContext.enforceCallingOrSelfPermission( 9705 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9706 9707 synchronized (mPackages) { 9708 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9709 if (packageName != null) { 9710 result |= updateIntentVerificationStatus(packageName, 9711 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9712 UserHandle.myUserId()); 9713 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9714 packageName, userId); 9715 } 9716 return result; 9717 } 9718 } 9719 9720 @Override 9721 public String getDefaultBrowserPackageName(int userId) { 9722 synchronized (mPackages) { 9723 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9724 } 9725 } 9726 9727 /** 9728 * Get the "allow unknown sources" setting. 9729 * 9730 * @return the current "allow unknown sources" setting 9731 */ 9732 private int getUnknownSourcesSettings() { 9733 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9734 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9735 -1); 9736 } 9737 9738 @Override 9739 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9740 final int uid = Binder.getCallingUid(); 9741 // writer 9742 synchronized (mPackages) { 9743 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9744 if (targetPackageSetting == null) { 9745 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9746 } 9747 9748 PackageSetting installerPackageSetting; 9749 if (installerPackageName != null) { 9750 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9751 if (installerPackageSetting == null) { 9752 throw new IllegalArgumentException("Unknown installer package: " 9753 + installerPackageName); 9754 } 9755 } else { 9756 installerPackageSetting = null; 9757 } 9758 9759 Signature[] callerSignature; 9760 Object obj = mSettings.getUserIdLPr(uid); 9761 if (obj != null) { 9762 if (obj instanceof SharedUserSetting) { 9763 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9764 } else if (obj instanceof PackageSetting) { 9765 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9766 } else { 9767 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9768 } 9769 } else { 9770 throw new SecurityException("Unknown calling uid " + uid); 9771 } 9772 9773 // Verify: can't set installerPackageName to a package that is 9774 // not signed with the same cert as the caller. 9775 if (installerPackageSetting != null) { 9776 if (compareSignatures(callerSignature, 9777 installerPackageSetting.signatures.mSignatures) 9778 != PackageManager.SIGNATURE_MATCH) { 9779 throw new SecurityException( 9780 "Caller does not have same cert as new installer package " 9781 + installerPackageName); 9782 } 9783 } 9784 9785 // Verify: if target already has an installer package, it must 9786 // be signed with the same cert as the caller. 9787 if (targetPackageSetting.installerPackageName != null) { 9788 PackageSetting setting = mSettings.mPackages.get( 9789 targetPackageSetting.installerPackageName); 9790 // If the currently set package isn't valid, then it's always 9791 // okay to change it. 9792 if (setting != null) { 9793 if (compareSignatures(callerSignature, 9794 setting.signatures.mSignatures) 9795 != PackageManager.SIGNATURE_MATCH) { 9796 throw new SecurityException( 9797 "Caller does not have same cert as old installer package " 9798 + targetPackageSetting.installerPackageName); 9799 } 9800 } 9801 } 9802 9803 // Okay! 9804 targetPackageSetting.installerPackageName = installerPackageName; 9805 scheduleWriteSettingsLocked(); 9806 } 9807 } 9808 9809 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9810 // Queue up an async operation since the package installation may take a little while. 9811 mHandler.post(new Runnable() { 9812 public void run() { 9813 mHandler.removeCallbacks(this); 9814 // Result object to be returned 9815 PackageInstalledInfo res = new PackageInstalledInfo(); 9816 res.returnCode = currentStatus; 9817 res.uid = -1; 9818 res.pkg = null; 9819 res.removedInfo = new PackageRemovedInfo(); 9820 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9821 args.doPreInstall(res.returnCode); 9822 synchronized (mInstallLock) { 9823 installPackageLI(args, res); 9824 } 9825 args.doPostInstall(res.returnCode, res.uid); 9826 } 9827 9828 // A restore should be performed at this point if (a) the install 9829 // succeeded, (b) the operation is not an update, and (c) the new 9830 // package has not opted out of backup participation. 9831 final boolean update = res.removedInfo.removedPackage != null; 9832 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9833 boolean doRestore = !update 9834 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9835 9836 // Set up the post-install work request bookkeeping. This will be used 9837 // and cleaned up by the post-install event handling regardless of whether 9838 // there's a restore pass performed. Token values are >= 1. 9839 int token; 9840 if (mNextInstallToken < 0) mNextInstallToken = 1; 9841 token = mNextInstallToken++; 9842 9843 PostInstallData data = new PostInstallData(args, res); 9844 mRunningInstalls.put(token, data); 9845 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9846 9847 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9848 // Pass responsibility to the Backup Manager. It will perform a 9849 // restore if appropriate, then pass responsibility back to the 9850 // Package Manager to run the post-install observer callbacks 9851 // and broadcasts. 9852 IBackupManager bm = IBackupManager.Stub.asInterface( 9853 ServiceManager.getService(Context.BACKUP_SERVICE)); 9854 if (bm != null) { 9855 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9856 + " to BM for possible restore"); 9857 try { 9858 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9859 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9860 } else { 9861 doRestore = false; 9862 } 9863 } catch (RemoteException e) { 9864 // can't happen; the backup manager is local 9865 } catch (Exception e) { 9866 Slog.e(TAG, "Exception trying to enqueue restore", e); 9867 doRestore = false; 9868 } 9869 } else { 9870 Slog.e(TAG, "Backup Manager not found!"); 9871 doRestore = false; 9872 } 9873 } 9874 9875 if (!doRestore) { 9876 // No restore possible, or the Backup Manager was mysteriously not 9877 // available -- just fire the post-install work request directly. 9878 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9879 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9880 mHandler.sendMessage(msg); 9881 } 9882 } 9883 }); 9884 } 9885 9886 private abstract class HandlerParams { 9887 private static final int MAX_RETRIES = 4; 9888 9889 /** 9890 * Number of times startCopy() has been attempted and had a non-fatal 9891 * error. 9892 */ 9893 private int mRetries = 0; 9894 9895 /** User handle for the user requesting the information or installation. */ 9896 private final UserHandle mUser; 9897 9898 HandlerParams(UserHandle user) { 9899 mUser = user; 9900 } 9901 9902 UserHandle getUser() { 9903 return mUser; 9904 } 9905 9906 final boolean startCopy() { 9907 boolean res; 9908 try { 9909 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9910 9911 if (++mRetries > MAX_RETRIES) { 9912 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9913 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9914 handleServiceError(); 9915 return false; 9916 } else { 9917 handleStartCopy(); 9918 res = true; 9919 } 9920 } catch (RemoteException e) { 9921 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9922 mHandler.sendEmptyMessage(MCS_RECONNECT); 9923 res = false; 9924 } 9925 handleReturnCode(); 9926 return res; 9927 } 9928 9929 final void serviceError() { 9930 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9931 handleServiceError(); 9932 handleReturnCode(); 9933 } 9934 9935 abstract void handleStartCopy() throws RemoteException; 9936 abstract void handleServiceError(); 9937 abstract void handleReturnCode(); 9938 } 9939 9940 class MeasureParams extends HandlerParams { 9941 private final PackageStats mStats; 9942 private boolean mSuccess; 9943 9944 private final IPackageStatsObserver mObserver; 9945 9946 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9947 super(new UserHandle(stats.userHandle)); 9948 mObserver = observer; 9949 mStats = stats; 9950 } 9951 9952 @Override 9953 public String toString() { 9954 return "MeasureParams{" 9955 + Integer.toHexString(System.identityHashCode(this)) 9956 + " " + mStats.packageName + "}"; 9957 } 9958 9959 @Override 9960 void handleStartCopy() throws RemoteException { 9961 synchronized (mInstallLock) { 9962 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9963 } 9964 9965 if (mSuccess) { 9966 final boolean mounted; 9967 if (Environment.isExternalStorageEmulated()) { 9968 mounted = true; 9969 } else { 9970 final String status = Environment.getExternalStorageState(); 9971 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9972 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9973 } 9974 9975 if (mounted) { 9976 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9977 9978 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9979 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9980 9981 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9982 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9983 9984 // Always subtract cache size, since it's a subdirectory 9985 mStats.externalDataSize -= mStats.externalCacheSize; 9986 9987 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9988 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9989 9990 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9991 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9992 } 9993 } 9994 } 9995 9996 @Override 9997 void handleReturnCode() { 9998 if (mObserver != null) { 9999 try { 10000 mObserver.onGetStatsCompleted(mStats, mSuccess); 10001 } catch (RemoteException e) { 10002 Slog.i(TAG, "Observer no longer exists."); 10003 } 10004 } 10005 } 10006 10007 @Override 10008 void handleServiceError() { 10009 Slog.e(TAG, "Could not measure application " + mStats.packageName 10010 + " external storage"); 10011 } 10012 } 10013 10014 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10015 throws RemoteException { 10016 long result = 0; 10017 for (File path : paths) { 10018 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10019 } 10020 return result; 10021 } 10022 10023 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10024 for (File path : paths) { 10025 try { 10026 mcs.clearDirectory(path.getAbsolutePath()); 10027 } catch (RemoteException e) { 10028 } 10029 } 10030 } 10031 10032 static class OriginInfo { 10033 /** 10034 * Location where install is coming from, before it has been 10035 * copied/renamed into place. This could be a single monolithic APK 10036 * file, or a cluster directory. This location may be untrusted. 10037 */ 10038 final File file; 10039 final String cid; 10040 10041 /** 10042 * Flag indicating that {@link #file} or {@link #cid} has already been 10043 * staged, meaning downstream users don't need to defensively copy the 10044 * contents. 10045 */ 10046 final boolean staged; 10047 10048 /** 10049 * Flag indicating that {@link #file} or {@link #cid} is an already 10050 * installed app that is being moved. 10051 */ 10052 final boolean existing; 10053 10054 final String resolvedPath; 10055 final File resolvedFile; 10056 10057 static OriginInfo fromNothing() { 10058 return new OriginInfo(null, null, false, false); 10059 } 10060 10061 static OriginInfo fromUntrustedFile(File file) { 10062 return new OriginInfo(file, null, false, false); 10063 } 10064 10065 static OriginInfo fromExistingFile(File file) { 10066 return new OriginInfo(file, null, false, true); 10067 } 10068 10069 static OriginInfo fromStagedFile(File file) { 10070 return new OriginInfo(file, null, true, false); 10071 } 10072 10073 static OriginInfo fromStagedContainer(String cid) { 10074 return new OriginInfo(null, cid, true, false); 10075 } 10076 10077 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10078 this.file = file; 10079 this.cid = cid; 10080 this.staged = staged; 10081 this.existing = existing; 10082 10083 if (cid != null) { 10084 resolvedPath = PackageHelper.getSdDir(cid); 10085 resolvedFile = new File(resolvedPath); 10086 } else if (file != null) { 10087 resolvedPath = file.getAbsolutePath(); 10088 resolvedFile = file; 10089 } else { 10090 resolvedPath = null; 10091 resolvedFile = null; 10092 } 10093 } 10094 } 10095 10096 class MoveInfo { 10097 final int moveId; 10098 final String fromUuid; 10099 final String toUuid; 10100 final String packageName; 10101 final String dataAppName; 10102 final int appId; 10103 final String seinfo; 10104 10105 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10106 String dataAppName, int appId, String seinfo) { 10107 this.moveId = moveId; 10108 this.fromUuid = fromUuid; 10109 this.toUuid = toUuid; 10110 this.packageName = packageName; 10111 this.dataAppName = dataAppName; 10112 this.appId = appId; 10113 this.seinfo = seinfo; 10114 } 10115 } 10116 10117 class InstallParams extends HandlerParams { 10118 final OriginInfo origin; 10119 final MoveInfo move; 10120 final IPackageInstallObserver2 observer; 10121 int installFlags; 10122 final String installerPackageName; 10123 final String volumeUuid; 10124 final VerificationParams verificationParams; 10125 private InstallArgs mArgs; 10126 private int mRet; 10127 final String packageAbiOverride; 10128 10129 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10130 int installFlags, String installerPackageName, String volumeUuid, 10131 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10132 super(user); 10133 this.origin = origin; 10134 this.move = move; 10135 this.observer = observer; 10136 this.installFlags = installFlags; 10137 this.installerPackageName = installerPackageName; 10138 this.volumeUuid = volumeUuid; 10139 this.verificationParams = verificationParams; 10140 this.packageAbiOverride = packageAbiOverride; 10141 } 10142 10143 @Override 10144 public String toString() { 10145 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10146 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10147 } 10148 10149 public ManifestDigest getManifestDigest() { 10150 if (verificationParams == null) { 10151 return null; 10152 } 10153 return verificationParams.getManifestDigest(); 10154 } 10155 10156 private int installLocationPolicy(PackageInfoLite pkgLite) { 10157 String packageName = pkgLite.packageName; 10158 int installLocation = pkgLite.installLocation; 10159 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10160 // reader 10161 synchronized (mPackages) { 10162 PackageParser.Package pkg = mPackages.get(packageName); 10163 if (pkg != null) { 10164 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10165 // Check for downgrading. 10166 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10167 try { 10168 checkDowngrade(pkg, pkgLite); 10169 } catch (PackageManagerException e) { 10170 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10171 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10172 } 10173 } 10174 // Check for updated system application. 10175 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10176 if (onSd) { 10177 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10178 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10179 } 10180 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10181 } else { 10182 if (onSd) { 10183 // Install flag overrides everything. 10184 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10185 } 10186 // If current upgrade specifies particular preference 10187 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10188 // Application explicitly specified internal. 10189 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10190 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10191 // App explictly prefers external. Let policy decide 10192 } else { 10193 // Prefer previous location 10194 if (isExternal(pkg)) { 10195 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10196 } 10197 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10198 } 10199 } 10200 } else { 10201 // Invalid install. Return error code 10202 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10203 } 10204 } 10205 } 10206 // All the special cases have been taken care of. 10207 // Return result based on recommended install location. 10208 if (onSd) { 10209 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10210 } 10211 return pkgLite.recommendedInstallLocation; 10212 } 10213 10214 /* 10215 * Invoke remote method to get package information and install 10216 * location values. Override install location based on default 10217 * policy if needed and then create install arguments based 10218 * on the install location. 10219 */ 10220 public void handleStartCopy() throws RemoteException { 10221 int ret = PackageManager.INSTALL_SUCCEEDED; 10222 10223 // If we're already staged, we've firmly committed to an install location 10224 if (origin.staged) { 10225 if (origin.file != null) { 10226 installFlags |= PackageManager.INSTALL_INTERNAL; 10227 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10228 } else if (origin.cid != null) { 10229 installFlags |= PackageManager.INSTALL_EXTERNAL; 10230 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10231 } else { 10232 throw new IllegalStateException("Invalid stage location"); 10233 } 10234 } 10235 10236 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10237 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10238 10239 PackageInfoLite pkgLite = null; 10240 10241 if (onInt && onSd) { 10242 // Check if both bits are set. 10243 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10244 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10245 } else { 10246 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10247 packageAbiOverride); 10248 10249 /* 10250 * If we have too little free space, try to free cache 10251 * before giving up. 10252 */ 10253 if (!origin.staged && pkgLite.recommendedInstallLocation 10254 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10255 // TODO: focus freeing disk space on the target device 10256 final StorageManager storage = StorageManager.from(mContext); 10257 final long lowThreshold = storage.getStorageLowBytes( 10258 Environment.getDataDirectory()); 10259 10260 final long sizeBytes = mContainerService.calculateInstalledSize( 10261 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10262 10263 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10264 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10265 installFlags, packageAbiOverride); 10266 } 10267 10268 /* 10269 * The cache free must have deleted the file we 10270 * downloaded to install. 10271 * 10272 * TODO: fix the "freeCache" call to not delete 10273 * the file we care about. 10274 */ 10275 if (pkgLite.recommendedInstallLocation 10276 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10277 pkgLite.recommendedInstallLocation 10278 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10279 } 10280 } 10281 } 10282 10283 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10284 int loc = pkgLite.recommendedInstallLocation; 10285 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10286 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10287 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10288 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10289 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10290 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10291 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10292 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10293 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10294 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10295 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10296 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10297 } else { 10298 // Override with defaults if needed. 10299 loc = installLocationPolicy(pkgLite); 10300 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10301 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10302 } else if (!onSd && !onInt) { 10303 // Override install location with flags 10304 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10305 // Set the flag to install on external media. 10306 installFlags |= PackageManager.INSTALL_EXTERNAL; 10307 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10308 } else { 10309 // Make sure the flag for installing on external 10310 // media is unset 10311 installFlags |= PackageManager.INSTALL_INTERNAL; 10312 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10313 } 10314 } 10315 } 10316 } 10317 10318 final InstallArgs args = createInstallArgs(this); 10319 mArgs = args; 10320 10321 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10322 /* 10323 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10324 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10325 */ 10326 int userIdentifier = getUser().getIdentifier(); 10327 if (userIdentifier == UserHandle.USER_ALL 10328 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10329 userIdentifier = UserHandle.USER_OWNER; 10330 } 10331 10332 /* 10333 * Determine if we have any installed package verifiers. If we 10334 * do, then we'll defer to them to verify the packages. 10335 */ 10336 final int requiredUid = mRequiredVerifierPackage == null ? -1 10337 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10338 if (!origin.existing && requiredUid != -1 10339 && isVerificationEnabled(userIdentifier, installFlags)) { 10340 final Intent verification = new Intent( 10341 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10342 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10343 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10344 PACKAGE_MIME_TYPE); 10345 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10346 10347 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10348 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10349 0 /* TODO: Which userId? */); 10350 10351 if (DEBUG_VERIFY) { 10352 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10353 + verification.toString() + " with " + pkgLite.verifiers.length 10354 + " optional verifiers"); 10355 } 10356 10357 final int verificationId = mPendingVerificationToken++; 10358 10359 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10360 10361 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10362 installerPackageName); 10363 10364 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10365 installFlags); 10366 10367 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10368 pkgLite.packageName); 10369 10370 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10371 pkgLite.versionCode); 10372 10373 if (verificationParams != null) { 10374 if (verificationParams.getVerificationURI() != null) { 10375 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10376 verificationParams.getVerificationURI()); 10377 } 10378 if (verificationParams.getOriginatingURI() != null) { 10379 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10380 verificationParams.getOriginatingURI()); 10381 } 10382 if (verificationParams.getReferrer() != null) { 10383 verification.putExtra(Intent.EXTRA_REFERRER, 10384 verificationParams.getReferrer()); 10385 } 10386 if (verificationParams.getOriginatingUid() >= 0) { 10387 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10388 verificationParams.getOriginatingUid()); 10389 } 10390 if (verificationParams.getInstallerUid() >= 0) { 10391 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10392 verificationParams.getInstallerUid()); 10393 } 10394 } 10395 10396 final PackageVerificationState verificationState = new PackageVerificationState( 10397 requiredUid, args); 10398 10399 mPendingVerification.append(verificationId, verificationState); 10400 10401 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10402 receivers, verificationState); 10403 10404 /* 10405 * If any sufficient verifiers were listed in the package 10406 * manifest, attempt to ask them. 10407 */ 10408 if (sufficientVerifiers != null) { 10409 final int N = sufficientVerifiers.size(); 10410 if (N == 0) { 10411 Slog.i(TAG, "Additional verifiers required, but none installed."); 10412 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10413 } else { 10414 for (int i = 0; i < N; i++) { 10415 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10416 10417 final Intent sufficientIntent = new Intent(verification); 10418 sufficientIntent.setComponent(verifierComponent); 10419 10420 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10421 } 10422 } 10423 } 10424 10425 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10426 mRequiredVerifierPackage, receivers); 10427 if (ret == PackageManager.INSTALL_SUCCEEDED 10428 && mRequiredVerifierPackage != null) { 10429 /* 10430 * Send the intent to the required verification agent, 10431 * but only start the verification timeout after the 10432 * target BroadcastReceivers have run. 10433 */ 10434 verification.setComponent(requiredVerifierComponent); 10435 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10436 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10437 new BroadcastReceiver() { 10438 @Override 10439 public void onReceive(Context context, Intent intent) { 10440 final Message msg = mHandler 10441 .obtainMessage(CHECK_PENDING_VERIFICATION); 10442 msg.arg1 = verificationId; 10443 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10444 } 10445 }, null, 0, null, null); 10446 10447 /* 10448 * We don't want the copy to proceed until verification 10449 * succeeds, so null out this field. 10450 */ 10451 mArgs = null; 10452 } 10453 } else { 10454 /* 10455 * No package verification is enabled, so immediately start 10456 * the remote call to initiate copy using temporary file. 10457 */ 10458 ret = args.copyApk(mContainerService, true); 10459 } 10460 } 10461 10462 mRet = ret; 10463 } 10464 10465 @Override 10466 void handleReturnCode() { 10467 // If mArgs is null, then MCS couldn't be reached. When it 10468 // reconnects, it will try again to install. At that point, this 10469 // will succeed. 10470 if (mArgs != null) { 10471 processPendingInstall(mArgs, mRet); 10472 } 10473 } 10474 10475 @Override 10476 void handleServiceError() { 10477 mArgs = createInstallArgs(this); 10478 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10479 } 10480 10481 public boolean isForwardLocked() { 10482 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10483 } 10484 } 10485 10486 /** 10487 * Used during creation of InstallArgs 10488 * 10489 * @param installFlags package installation flags 10490 * @return true if should be installed on external storage 10491 */ 10492 private static boolean installOnExternalAsec(int installFlags) { 10493 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10494 return false; 10495 } 10496 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10497 return true; 10498 } 10499 return false; 10500 } 10501 10502 /** 10503 * Used during creation of InstallArgs 10504 * 10505 * @param installFlags package installation flags 10506 * @return true if should be installed as forward locked 10507 */ 10508 private static boolean installForwardLocked(int installFlags) { 10509 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10510 } 10511 10512 private InstallArgs createInstallArgs(InstallParams params) { 10513 if (params.move != null) { 10514 return new MoveInstallArgs(params); 10515 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10516 return new AsecInstallArgs(params); 10517 } else { 10518 return new FileInstallArgs(params); 10519 } 10520 } 10521 10522 /** 10523 * Create args that describe an existing installed package. Typically used 10524 * when cleaning up old installs, or used as a move source. 10525 */ 10526 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10527 String resourcePath, String[] instructionSets) { 10528 final boolean isInAsec; 10529 if (installOnExternalAsec(installFlags)) { 10530 /* Apps on SD card are always in ASEC containers. */ 10531 isInAsec = true; 10532 } else if (installForwardLocked(installFlags) 10533 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10534 /* 10535 * Forward-locked apps are only in ASEC containers if they're the 10536 * new style 10537 */ 10538 isInAsec = true; 10539 } else { 10540 isInAsec = false; 10541 } 10542 10543 if (isInAsec) { 10544 return new AsecInstallArgs(codePath, instructionSets, 10545 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10546 } else { 10547 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10548 } 10549 } 10550 10551 static abstract class InstallArgs { 10552 /** @see InstallParams#origin */ 10553 final OriginInfo origin; 10554 /** @see InstallParams#move */ 10555 final MoveInfo move; 10556 10557 final IPackageInstallObserver2 observer; 10558 // Always refers to PackageManager flags only 10559 final int installFlags; 10560 final String installerPackageName; 10561 final String volumeUuid; 10562 final ManifestDigest manifestDigest; 10563 final UserHandle user; 10564 final String abiOverride; 10565 10566 // The list of instruction sets supported by this app. This is currently 10567 // only used during the rmdex() phase to clean up resources. We can get rid of this 10568 // if we move dex files under the common app path. 10569 /* nullable */ String[] instructionSets; 10570 10571 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10572 int installFlags, String installerPackageName, String volumeUuid, 10573 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10574 String abiOverride) { 10575 this.origin = origin; 10576 this.move = move; 10577 this.installFlags = installFlags; 10578 this.observer = observer; 10579 this.installerPackageName = installerPackageName; 10580 this.volumeUuid = volumeUuid; 10581 this.manifestDigest = manifestDigest; 10582 this.user = user; 10583 this.instructionSets = instructionSets; 10584 this.abiOverride = abiOverride; 10585 } 10586 10587 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10588 abstract int doPreInstall(int status); 10589 10590 /** 10591 * Rename package into final resting place. All paths on the given 10592 * scanned package should be updated to reflect the rename. 10593 */ 10594 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10595 abstract int doPostInstall(int status, int uid); 10596 10597 /** @see PackageSettingBase#codePathString */ 10598 abstract String getCodePath(); 10599 /** @see PackageSettingBase#resourcePathString */ 10600 abstract String getResourcePath(); 10601 10602 // Need installer lock especially for dex file removal. 10603 abstract void cleanUpResourcesLI(); 10604 abstract boolean doPostDeleteLI(boolean delete); 10605 10606 /** 10607 * Called before the source arguments are copied. This is used mostly 10608 * for MoveParams when it needs to read the source file to put it in the 10609 * destination. 10610 */ 10611 int doPreCopy() { 10612 return PackageManager.INSTALL_SUCCEEDED; 10613 } 10614 10615 /** 10616 * Called after the source arguments are copied. This is used mostly for 10617 * MoveParams when it needs to read the source file to put it in the 10618 * destination. 10619 * 10620 * @return 10621 */ 10622 int doPostCopy(int uid) { 10623 return PackageManager.INSTALL_SUCCEEDED; 10624 } 10625 10626 protected boolean isFwdLocked() { 10627 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10628 } 10629 10630 protected boolean isExternalAsec() { 10631 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10632 } 10633 10634 UserHandle getUser() { 10635 return user; 10636 } 10637 } 10638 10639 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10640 if (!allCodePaths.isEmpty()) { 10641 if (instructionSets == null) { 10642 throw new IllegalStateException("instructionSet == null"); 10643 } 10644 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10645 for (String codePath : allCodePaths) { 10646 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10647 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10648 if (retCode < 0) { 10649 Slog.w(TAG, "Couldn't remove dex file for package: " 10650 + " at location " + codePath + ", retcode=" + retCode); 10651 // we don't consider this to be a failure of the core package deletion 10652 } 10653 } 10654 } 10655 } 10656 } 10657 10658 /** 10659 * Logic to handle installation of non-ASEC applications, including copying 10660 * and renaming logic. 10661 */ 10662 class FileInstallArgs extends InstallArgs { 10663 private File codeFile; 10664 private File resourceFile; 10665 10666 // Example topology: 10667 // /data/app/com.example/base.apk 10668 // /data/app/com.example/split_foo.apk 10669 // /data/app/com.example/lib/arm/libfoo.so 10670 // /data/app/com.example/lib/arm64/libfoo.so 10671 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10672 10673 /** New install */ 10674 FileInstallArgs(InstallParams params) { 10675 super(params.origin, params.move, params.observer, params.installFlags, 10676 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10677 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10678 if (isFwdLocked()) { 10679 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10680 } 10681 } 10682 10683 /** Existing install */ 10684 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10685 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10686 null); 10687 this.codeFile = (codePath != null) ? new File(codePath) : null; 10688 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10689 } 10690 10691 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10692 if (origin.staged) { 10693 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10694 codeFile = origin.file; 10695 resourceFile = origin.file; 10696 return PackageManager.INSTALL_SUCCEEDED; 10697 } 10698 10699 try { 10700 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10701 codeFile = tempDir; 10702 resourceFile = tempDir; 10703 } catch (IOException e) { 10704 Slog.w(TAG, "Failed to create copy file: " + e); 10705 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10706 } 10707 10708 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10709 @Override 10710 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10711 if (!FileUtils.isValidExtFilename(name)) { 10712 throw new IllegalArgumentException("Invalid filename: " + name); 10713 } 10714 try { 10715 final File file = new File(codeFile, name); 10716 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10717 O_RDWR | O_CREAT, 0644); 10718 Os.chmod(file.getAbsolutePath(), 0644); 10719 return new ParcelFileDescriptor(fd); 10720 } catch (ErrnoException e) { 10721 throw new RemoteException("Failed to open: " + e.getMessage()); 10722 } 10723 } 10724 }; 10725 10726 int ret = PackageManager.INSTALL_SUCCEEDED; 10727 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10728 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10729 Slog.e(TAG, "Failed to copy package"); 10730 return ret; 10731 } 10732 10733 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10734 NativeLibraryHelper.Handle handle = null; 10735 try { 10736 handle = NativeLibraryHelper.Handle.create(codeFile); 10737 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10738 abiOverride); 10739 } catch (IOException e) { 10740 Slog.e(TAG, "Copying native libraries failed", e); 10741 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10742 } finally { 10743 IoUtils.closeQuietly(handle); 10744 } 10745 10746 return ret; 10747 } 10748 10749 int doPreInstall(int status) { 10750 if (status != PackageManager.INSTALL_SUCCEEDED) { 10751 cleanUp(); 10752 } 10753 return status; 10754 } 10755 10756 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10757 if (status != PackageManager.INSTALL_SUCCEEDED) { 10758 cleanUp(); 10759 return false; 10760 } 10761 10762 final File targetDir = codeFile.getParentFile(); 10763 final File beforeCodeFile = codeFile; 10764 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10765 10766 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10767 try { 10768 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10769 } catch (ErrnoException e) { 10770 Slog.w(TAG, "Failed to rename", e); 10771 return false; 10772 } 10773 10774 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10775 Slog.w(TAG, "Failed to restorecon"); 10776 return false; 10777 } 10778 10779 // Reflect the rename internally 10780 codeFile = afterCodeFile; 10781 resourceFile = afterCodeFile; 10782 10783 // Reflect the rename in scanned details 10784 pkg.codePath = afterCodeFile.getAbsolutePath(); 10785 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10786 pkg.baseCodePath); 10787 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10788 pkg.splitCodePaths); 10789 10790 // Reflect the rename in app info 10791 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10792 pkg.applicationInfo.setCodePath(pkg.codePath); 10793 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10794 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10795 pkg.applicationInfo.setResourcePath(pkg.codePath); 10796 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10797 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10798 10799 return true; 10800 } 10801 10802 int doPostInstall(int status, int uid) { 10803 if (status != PackageManager.INSTALL_SUCCEEDED) { 10804 cleanUp(); 10805 } 10806 return status; 10807 } 10808 10809 @Override 10810 String getCodePath() { 10811 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10812 } 10813 10814 @Override 10815 String getResourcePath() { 10816 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10817 } 10818 10819 private boolean cleanUp() { 10820 if (codeFile == null || !codeFile.exists()) { 10821 return false; 10822 } 10823 10824 if (codeFile.isDirectory()) { 10825 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10826 } else { 10827 codeFile.delete(); 10828 } 10829 10830 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10831 resourceFile.delete(); 10832 } 10833 10834 return true; 10835 } 10836 10837 void cleanUpResourcesLI() { 10838 // Try enumerating all code paths before deleting 10839 List<String> allCodePaths = Collections.EMPTY_LIST; 10840 if (codeFile != null && codeFile.exists()) { 10841 try { 10842 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10843 allCodePaths = pkg.getAllCodePaths(); 10844 } catch (PackageParserException e) { 10845 // Ignored; we tried our best 10846 } 10847 } 10848 10849 cleanUp(); 10850 removeDexFiles(allCodePaths, instructionSets); 10851 } 10852 10853 boolean doPostDeleteLI(boolean delete) { 10854 // XXX err, shouldn't we respect the delete flag? 10855 cleanUpResourcesLI(); 10856 return true; 10857 } 10858 } 10859 10860 private boolean isAsecExternal(String cid) { 10861 final String asecPath = PackageHelper.getSdFilesystem(cid); 10862 return !asecPath.startsWith(mAsecInternalPath); 10863 } 10864 10865 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10866 PackageManagerException { 10867 if (copyRet < 0) { 10868 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10869 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10870 throw new PackageManagerException(copyRet, message); 10871 } 10872 } 10873 } 10874 10875 /** 10876 * Extract the MountService "container ID" from the full code path of an 10877 * .apk. 10878 */ 10879 static String cidFromCodePath(String fullCodePath) { 10880 int eidx = fullCodePath.lastIndexOf("/"); 10881 String subStr1 = fullCodePath.substring(0, eidx); 10882 int sidx = subStr1.lastIndexOf("/"); 10883 return subStr1.substring(sidx+1, eidx); 10884 } 10885 10886 /** 10887 * Logic to handle installation of ASEC applications, including copying and 10888 * renaming logic. 10889 */ 10890 class AsecInstallArgs extends InstallArgs { 10891 static final String RES_FILE_NAME = "pkg.apk"; 10892 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10893 10894 String cid; 10895 String packagePath; 10896 String resourcePath; 10897 10898 /** New install */ 10899 AsecInstallArgs(InstallParams params) { 10900 super(params.origin, params.move, params.observer, params.installFlags, 10901 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10902 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10903 } 10904 10905 /** Existing install */ 10906 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10907 boolean isExternal, boolean isForwardLocked) { 10908 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10909 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10910 instructionSets, null); 10911 // Hackily pretend we're still looking at a full code path 10912 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10913 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10914 } 10915 10916 // Extract cid from fullCodePath 10917 int eidx = fullCodePath.lastIndexOf("/"); 10918 String subStr1 = fullCodePath.substring(0, eidx); 10919 int sidx = subStr1.lastIndexOf("/"); 10920 cid = subStr1.substring(sidx+1, eidx); 10921 setMountPath(subStr1); 10922 } 10923 10924 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10925 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10926 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10927 instructionSets, null); 10928 this.cid = cid; 10929 setMountPath(PackageHelper.getSdDir(cid)); 10930 } 10931 10932 void createCopyFile() { 10933 cid = mInstallerService.allocateExternalStageCidLegacy(); 10934 } 10935 10936 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10937 if (origin.staged) { 10938 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10939 cid = origin.cid; 10940 setMountPath(PackageHelper.getSdDir(cid)); 10941 return PackageManager.INSTALL_SUCCEEDED; 10942 } 10943 10944 if (temp) { 10945 createCopyFile(); 10946 } else { 10947 /* 10948 * Pre-emptively destroy the container since it's destroyed if 10949 * copying fails due to it existing anyway. 10950 */ 10951 PackageHelper.destroySdDir(cid); 10952 } 10953 10954 final String newMountPath = imcs.copyPackageToContainer( 10955 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10956 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10957 10958 if (newMountPath != null) { 10959 setMountPath(newMountPath); 10960 return PackageManager.INSTALL_SUCCEEDED; 10961 } else { 10962 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10963 } 10964 } 10965 10966 @Override 10967 String getCodePath() { 10968 return packagePath; 10969 } 10970 10971 @Override 10972 String getResourcePath() { 10973 return resourcePath; 10974 } 10975 10976 int doPreInstall(int status) { 10977 if (status != PackageManager.INSTALL_SUCCEEDED) { 10978 // Destroy container 10979 PackageHelper.destroySdDir(cid); 10980 } else { 10981 boolean mounted = PackageHelper.isContainerMounted(cid); 10982 if (!mounted) { 10983 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10984 Process.SYSTEM_UID); 10985 if (newMountPath != null) { 10986 setMountPath(newMountPath); 10987 } else { 10988 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10989 } 10990 } 10991 } 10992 return status; 10993 } 10994 10995 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10996 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10997 String newMountPath = null; 10998 if (PackageHelper.isContainerMounted(cid)) { 10999 // Unmount the container 11000 if (!PackageHelper.unMountSdDir(cid)) { 11001 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11002 return false; 11003 } 11004 } 11005 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11006 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11007 " which might be stale. Will try to clean up."); 11008 // Clean up the stale container and proceed to recreate. 11009 if (!PackageHelper.destroySdDir(newCacheId)) { 11010 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11011 return false; 11012 } 11013 // Successfully cleaned up stale container. Try to rename again. 11014 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11015 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11016 + " inspite of cleaning it up."); 11017 return false; 11018 } 11019 } 11020 if (!PackageHelper.isContainerMounted(newCacheId)) { 11021 Slog.w(TAG, "Mounting container " + newCacheId); 11022 newMountPath = PackageHelper.mountSdDir(newCacheId, 11023 getEncryptKey(), Process.SYSTEM_UID); 11024 } else { 11025 newMountPath = PackageHelper.getSdDir(newCacheId); 11026 } 11027 if (newMountPath == null) { 11028 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11029 return false; 11030 } 11031 Log.i(TAG, "Succesfully renamed " + cid + 11032 " to " + newCacheId + 11033 " at new path: " + newMountPath); 11034 cid = newCacheId; 11035 11036 final File beforeCodeFile = new File(packagePath); 11037 setMountPath(newMountPath); 11038 final File afterCodeFile = new File(packagePath); 11039 11040 // Reflect the rename in scanned details 11041 pkg.codePath = afterCodeFile.getAbsolutePath(); 11042 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11043 pkg.baseCodePath); 11044 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11045 pkg.splitCodePaths); 11046 11047 // Reflect the rename in app info 11048 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11049 pkg.applicationInfo.setCodePath(pkg.codePath); 11050 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11051 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11052 pkg.applicationInfo.setResourcePath(pkg.codePath); 11053 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11054 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11055 11056 return true; 11057 } 11058 11059 private void setMountPath(String mountPath) { 11060 final File mountFile = new File(mountPath); 11061 11062 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11063 if (monolithicFile.exists()) { 11064 packagePath = monolithicFile.getAbsolutePath(); 11065 if (isFwdLocked()) { 11066 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11067 } else { 11068 resourcePath = packagePath; 11069 } 11070 } else { 11071 packagePath = mountFile.getAbsolutePath(); 11072 resourcePath = packagePath; 11073 } 11074 } 11075 11076 int doPostInstall(int status, int uid) { 11077 if (status != PackageManager.INSTALL_SUCCEEDED) { 11078 cleanUp(); 11079 } else { 11080 final int groupOwner; 11081 final String protectedFile; 11082 if (isFwdLocked()) { 11083 groupOwner = UserHandle.getSharedAppGid(uid); 11084 protectedFile = RES_FILE_NAME; 11085 } else { 11086 groupOwner = -1; 11087 protectedFile = null; 11088 } 11089 11090 if (uid < Process.FIRST_APPLICATION_UID 11091 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11092 Slog.e(TAG, "Failed to finalize " + cid); 11093 PackageHelper.destroySdDir(cid); 11094 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11095 } 11096 11097 boolean mounted = PackageHelper.isContainerMounted(cid); 11098 if (!mounted) { 11099 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11100 } 11101 } 11102 return status; 11103 } 11104 11105 private void cleanUp() { 11106 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11107 11108 // Destroy secure container 11109 PackageHelper.destroySdDir(cid); 11110 } 11111 11112 private List<String> getAllCodePaths() { 11113 final File codeFile = new File(getCodePath()); 11114 if (codeFile != null && codeFile.exists()) { 11115 try { 11116 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11117 return pkg.getAllCodePaths(); 11118 } catch (PackageParserException e) { 11119 // Ignored; we tried our best 11120 } 11121 } 11122 return Collections.EMPTY_LIST; 11123 } 11124 11125 void cleanUpResourcesLI() { 11126 // Enumerate all code paths before deleting 11127 cleanUpResourcesLI(getAllCodePaths()); 11128 } 11129 11130 private void cleanUpResourcesLI(List<String> allCodePaths) { 11131 cleanUp(); 11132 removeDexFiles(allCodePaths, instructionSets); 11133 } 11134 11135 String getPackageName() { 11136 return getAsecPackageName(cid); 11137 } 11138 11139 boolean doPostDeleteLI(boolean delete) { 11140 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11141 final List<String> allCodePaths = getAllCodePaths(); 11142 boolean mounted = PackageHelper.isContainerMounted(cid); 11143 if (mounted) { 11144 // Unmount first 11145 if (PackageHelper.unMountSdDir(cid)) { 11146 mounted = false; 11147 } 11148 } 11149 if (!mounted && delete) { 11150 cleanUpResourcesLI(allCodePaths); 11151 } 11152 return !mounted; 11153 } 11154 11155 @Override 11156 int doPreCopy() { 11157 if (isFwdLocked()) { 11158 if (!PackageHelper.fixSdPermissions(cid, 11159 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11160 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11161 } 11162 } 11163 11164 return PackageManager.INSTALL_SUCCEEDED; 11165 } 11166 11167 @Override 11168 int doPostCopy(int uid) { 11169 if (isFwdLocked()) { 11170 if (uid < Process.FIRST_APPLICATION_UID 11171 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11172 RES_FILE_NAME)) { 11173 Slog.e(TAG, "Failed to finalize " + cid); 11174 PackageHelper.destroySdDir(cid); 11175 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11176 } 11177 } 11178 11179 return PackageManager.INSTALL_SUCCEEDED; 11180 } 11181 } 11182 11183 /** 11184 * Logic to handle movement of existing installed applications. 11185 */ 11186 class MoveInstallArgs extends InstallArgs { 11187 private File codeFile; 11188 private File resourceFile; 11189 11190 /** New install */ 11191 MoveInstallArgs(InstallParams params) { 11192 super(params.origin, params.move, params.observer, params.installFlags, 11193 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11194 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11195 } 11196 11197 int copyApk(IMediaContainerService imcs, boolean temp) { 11198 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11199 + move.fromUuid + " to " + move.toUuid); 11200 synchronized (mInstaller) { 11201 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11202 move.dataAppName, move.appId, move.seinfo) != 0) { 11203 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11204 } 11205 } 11206 11207 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11208 resourceFile = codeFile; 11209 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11210 11211 return PackageManager.INSTALL_SUCCEEDED; 11212 } 11213 11214 int doPreInstall(int status) { 11215 if (status != PackageManager.INSTALL_SUCCEEDED) { 11216 cleanUp(); 11217 } 11218 return status; 11219 } 11220 11221 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11222 if (status != PackageManager.INSTALL_SUCCEEDED) { 11223 cleanUp(); 11224 return false; 11225 } 11226 11227 // Reflect the move in app info 11228 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11229 pkg.applicationInfo.setCodePath(pkg.codePath); 11230 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11231 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11232 pkg.applicationInfo.setResourcePath(pkg.codePath); 11233 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11234 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11235 11236 return true; 11237 } 11238 11239 int doPostInstall(int status, int uid) { 11240 if (status != PackageManager.INSTALL_SUCCEEDED) { 11241 cleanUp(); 11242 } 11243 return status; 11244 } 11245 11246 @Override 11247 String getCodePath() { 11248 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11249 } 11250 11251 @Override 11252 String getResourcePath() { 11253 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11254 } 11255 11256 private boolean cleanUp() { 11257 if (codeFile == null || !codeFile.exists()) { 11258 return false; 11259 } 11260 11261 if (codeFile.isDirectory()) { 11262 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11263 } else { 11264 codeFile.delete(); 11265 } 11266 11267 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11268 resourceFile.delete(); 11269 } 11270 11271 return true; 11272 } 11273 11274 void cleanUpResourcesLI() { 11275 cleanUp(); 11276 } 11277 11278 boolean doPostDeleteLI(boolean delete) { 11279 // XXX err, shouldn't we respect the delete flag? 11280 cleanUpResourcesLI(); 11281 return true; 11282 } 11283 } 11284 11285 static String getAsecPackageName(String packageCid) { 11286 int idx = packageCid.lastIndexOf("-"); 11287 if (idx == -1) { 11288 return packageCid; 11289 } 11290 return packageCid.substring(0, idx); 11291 } 11292 11293 // Utility method used to create code paths based on package name and available index. 11294 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11295 String idxStr = ""; 11296 int idx = 1; 11297 // Fall back to default value of idx=1 if prefix is not 11298 // part of oldCodePath 11299 if (oldCodePath != null) { 11300 String subStr = oldCodePath; 11301 // Drop the suffix right away 11302 if (suffix != null && subStr.endsWith(suffix)) { 11303 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11304 } 11305 // If oldCodePath already contains prefix find out the 11306 // ending index to either increment or decrement. 11307 int sidx = subStr.lastIndexOf(prefix); 11308 if (sidx != -1) { 11309 subStr = subStr.substring(sidx + prefix.length()); 11310 if (subStr != null) { 11311 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11312 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11313 } 11314 try { 11315 idx = Integer.parseInt(subStr); 11316 if (idx <= 1) { 11317 idx++; 11318 } else { 11319 idx--; 11320 } 11321 } catch(NumberFormatException e) { 11322 } 11323 } 11324 } 11325 } 11326 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11327 return prefix + idxStr; 11328 } 11329 11330 private File getNextCodePath(File targetDir, String packageName) { 11331 int suffix = 1; 11332 File result; 11333 do { 11334 result = new File(targetDir, packageName + "-" + suffix); 11335 suffix++; 11336 } while (result.exists()); 11337 return result; 11338 } 11339 11340 // Utility method that returns the relative package path with respect 11341 // to the installation directory. Like say for /data/data/com.test-1.apk 11342 // string com.test-1 is returned. 11343 static String deriveCodePathName(String codePath) { 11344 if (codePath == null) { 11345 return null; 11346 } 11347 final File codeFile = new File(codePath); 11348 final String name = codeFile.getName(); 11349 if (codeFile.isDirectory()) { 11350 return name; 11351 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11352 final int lastDot = name.lastIndexOf('.'); 11353 return name.substring(0, lastDot); 11354 } else { 11355 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11356 return null; 11357 } 11358 } 11359 11360 class PackageInstalledInfo { 11361 String name; 11362 int uid; 11363 // The set of users that originally had this package installed. 11364 int[] origUsers; 11365 // The set of users that now have this package installed. 11366 int[] newUsers; 11367 PackageParser.Package pkg; 11368 int returnCode; 11369 String returnMsg; 11370 PackageRemovedInfo removedInfo; 11371 11372 public void setError(int code, String msg) { 11373 returnCode = code; 11374 returnMsg = msg; 11375 Slog.w(TAG, msg); 11376 } 11377 11378 public void setError(String msg, PackageParserException e) { 11379 returnCode = e.error; 11380 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11381 Slog.w(TAG, msg, e); 11382 } 11383 11384 public void setError(String msg, PackageManagerException e) { 11385 returnCode = e.error; 11386 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11387 Slog.w(TAG, msg, e); 11388 } 11389 11390 // In some error cases we want to convey more info back to the observer 11391 String origPackage; 11392 String origPermission; 11393 } 11394 11395 /* 11396 * Install a non-existing package. 11397 */ 11398 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11399 UserHandle user, String installerPackageName, String volumeUuid, 11400 PackageInstalledInfo res) { 11401 // Remember this for later, in case we need to rollback this install 11402 String pkgName = pkg.packageName; 11403 11404 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11405 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11406 UserHandle.USER_OWNER).exists(); 11407 synchronized(mPackages) { 11408 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11409 // A package with the same name is already installed, though 11410 // it has been renamed to an older name. The package we 11411 // are trying to install should be installed as an update to 11412 // the existing one, but that has not been requested, so bail. 11413 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11414 + " without first uninstalling package running as " 11415 + mSettings.mRenamedPackages.get(pkgName)); 11416 return; 11417 } 11418 if (mPackages.containsKey(pkgName)) { 11419 // Don't allow installation over an existing package with the same name. 11420 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11421 + " without first uninstalling."); 11422 return; 11423 } 11424 } 11425 11426 try { 11427 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11428 System.currentTimeMillis(), user); 11429 11430 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11431 // delete the partially installed application. the data directory will have to be 11432 // restored if it was already existing 11433 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11434 // remove package from internal structures. Note that we want deletePackageX to 11435 // delete the package data and cache directories that it created in 11436 // scanPackageLocked, unless those directories existed before we even tried to 11437 // install. 11438 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11439 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11440 res.removedInfo, true); 11441 } 11442 11443 } catch (PackageManagerException e) { 11444 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11445 } 11446 } 11447 11448 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11449 // Can't rotate keys during boot or if sharedUser. 11450 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11451 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11452 return false; 11453 } 11454 // app is using upgradeKeySets; make sure all are valid 11455 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11456 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11457 for (int i = 0; i < upgradeKeySets.length; i++) { 11458 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11459 Slog.wtf(TAG, "Package " 11460 + (oldPs.name != null ? oldPs.name : "<null>") 11461 + " contains upgrade-key-set reference to unknown key-set: " 11462 + upgradeKeySets[i] 11463 + " reverting to signatures check."); 11464 return false; 11465 } 11466 } 11467 return true; 11468 } 11469 11470 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11471 // Upgrade keysets are being used. Determine if new package has a superset of the 11472 // required keys. 11473 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11474 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11475 for (int i = 0; i < upgradeKeySets.length; i++) { 11476 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11477 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11478 return true; 11479 } 11480 } 11481 return false; 11482 } 11483 11484 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11485 UserHandle user, String installerPackageName, String volumeUuid, 11486 PackageInstalledInfo res) { 11487 final PackageParser.Package oldPackage; 11488 final String pkgName = pkg.packageName; 11489 final int[] allUsers; 11490 final boolean[] perUserInstalled; 11491 final boolean weFroze; 11492 11493 // First find the old package info and check signatures 11494 synchronized(mPackages) { 11495 oldPackage = mPackages.get(pkgName); 11496 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11497 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11498 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11499 if(!checkUpgradeKeySetLP(ps, pkg)) { 11500 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11501 "New package not signed by keys specified by upgrade-keysets: " 11502 + pkgName); 11503 return; 11504 } 11505 } else { 11506 // default to original signature matching 11507 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11508 != PackageManager.SIGNATURE_MATCH) { 11509 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11510 "New package has a different signature: " + pkgName); 11511 return; 11512 } 11513 } 11514 11515 // In case of rollback, remember per-user/profile install state 11516 allUsers = sUserManager.getUserIds(); 11517 perUserInstalled = new boolean[allUsers.length]; 11518 for (int i = 0; i < allUsers.length; i++) { 11519 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11520 } 11521 11522 // Mark the app as frozen to prevent launching during the upgrade 11523 // process, and then kill all running instances 11524 if (!ps.frozen) { 11525 ps.frozen = true; 11526 weFroze = true; 11527 } else { 11528 weFroze = false; 11529 } 11530 } 11531 11532 // Now that we're guarded by frozen state, kill app during upgrade 11533 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11534 11535 try { 11536 boolean sysPkg = (isSystemApp(oldPackage)); 11537 if (sysPkg) { 11538 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11539 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11540 } else { 11541 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11542 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11543 } 11544 } finally { 11545 // Regardless of success or failure of upgrade steps above, always 11546 // unfreeze the package if we froze it 11547 if (weFroze) { 11548 unfreezePackage(pkgName); 11549 } 11550 } 11551 } 11552 11553 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11554 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11555 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11556 String volumeUuid, PackageInstalledInfo res) { 11557 String pkgName = deletedPackage.packageName; 11558 boolean deletedPkg = true; 11559 boolean updatedSettings = false; 11560 11561 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11562 + deletedPackage); 11563 long origUpdateTime; 11564 if (pkg.mExtras != null) { 11565 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11566 } else { 11567 origUpdateTime = 0; 11568 } 11569 11570 // First delete the existing package while retaining the data directory 11571 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11572 res.removedInfo, true)) { 11573 // If the existing package wasn't successfully deleted 11574 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11575 deletedPkg = false; 11576 } else { 11577 // Successfully deleted the old package; proceed with replace. 11578 11579 // If deleted package lived in a container, give users a chance to 11580 // relinquish resources before killing. 11581 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11582 if (DEBUG_INSTALL) { 11583 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11584 } 11585 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11586 final ArrayList<String> pkgList = new ArrayList<String>(1); 11587 pkgList.add(deletedPackage.applicationInfo.packageName); 11588 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11589 } 11590 11591 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11592 try { 11593 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11594 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11595 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11596 perUserInstalled, res, user); 11597 updatedSettings = true; 11598 } catch (PackageManagerException e) { 11599 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11600 } 11601 } 11602 11603 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11604 // remove package from internal structures. Note that we want deletePackageX to 11605 // delete the package data and cache directories that it created in 11606 // scanPackageLocked, unless those directories existed before we even tried to 11607 // install. 11608 if(updatedSettings) { 11609 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11610 deletePackageLI( 11611 pkgName, null, true, allUsers, perUserInstalled, 11612 PackageManager.DELETE_KEEP_DATA, 11613 res.removedInfo, true); 11614 } 11615 // Since we failed to install the new package we need to restore the old 11616 // package that we deleted. 11617 if (deletedPkg) { 11618 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11619 File restoreFile = new File(deletedPackage.codePath); 11620 // Parse old package 11621 boolean oldExternal = isExternal(deletedPackage); 11622 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11623 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11624 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11625 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11626 try { 11627 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11628 } catch (PackageManagerException e) { 11629 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11630 + e.getMessage()); 11631 return; 11632 } 11633 // Restore of old package succeeded. Update permissions. 11634 // writer 11635 synchronized (mPackages) { 11636 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11637 UPDATE_PERMISSIONS_ALL); 11638 // can downgrade to reader 11639 mSettings.writeLPr(); 11640 } 11641 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11642 } 11643 } 11644 } 11645 11646 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11647 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11648 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11649 String volumeUuid, PackageInstalledInfo res) { 11650 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11651 + ", old=" + deletedPackage); 11652 boolean disabledSystem = false; 11653 boolean updatedSettings = false; 11654 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11655 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11656 != 0) { 11657 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11658 } 11659 String packageName = deletedPackage.packageName; 11660 if (packageName == null) { 11661 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11662 "Attempt to delete null packageName."); 11663 return; 11664 } 11665 PackageParser.Package oldPkg; 11666 PackageSetting oldPkgSetting; 11667 // reader 11668 synchronized (mPackages) { 11669 oldPkg = mPackages.get(packageName); 11670 oldPkgSetting = mSettings.mPackages.get(packageName); 11671 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11672 (oldPkgSetting == null)) { 11673 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11674 "Couldn't find package:" + packageName + " information"); 11675 return; 11676 } 11677 } 11678 11679 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11680 res.removedInfo.removedPackage = packageName; 11681 // Remove existing system package 11682 removePackageLI(oldPkgSetting, true); 11683 // writer 11684 synchronized (mPackages) { 11685 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11686 if (!disabledSystem && deletedPackage != null) { 11687 // We didn't need to disable the .apk as a current system package, 11688 // which means we are replacing another update that is already 11689 // installed. We need to make sure to delete the older one's .apk. 11690 res.removedInfo.args = createInstallArgsForExisting(0, 11691 deletedPackage.applicationInfo.getCodePath(), 11692 deletedPackage.applicationInfo.getResourcePath(), 11693 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11694 } else { 11695 res.removedInfo.args = null; 11696 } 11697 } 11698 11699 // Successfully disabled the old package. Now proceed with re-installation 11700 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11701 11702 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11703 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11704 11705 PackageParser.Package newPackage = null; 11706 try { 11707 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11708 if (newPackage.mExtras != null) { 11709 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11710 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11711 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11712 11713 // is the update attempting to change shared user? that isn't going to work... 11714 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11715 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11716 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11717 + " to " + newPkgSetting.sharedUser); 11718 updatedSettings = true; 11719 } 11720 } 11721 11722 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11723 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11724 perUserInstalled, res, user); 11725 updatedSettings = true; 11726 } 11727 11728 } catch (PackageManagerException e) { 11729 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11730 } 11731 11732 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11733 // Re installation failed. Restore old information 11734 // Remove new pkg information 11735 if (newPackage != null) { 11736 removeInstalledPackageLI(newPackage, true); 11737 } 11738 // Add back the old system package 11739 try { 11740 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11741 } catch (PackageManagerException e) { 11742 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11743 } 11744 // Restore the old system information in Settings 11745 synchronized (mPackages) { 11746 if (disabledSystem) { 11747 mSettings.enableSystemPackageLPw(packageName); 11748 } 11749 if (updatedSettings) { 11750 mSettings.setInstallerPackageName(packageName, 11751 oldPkgSetting.installerPackageName); 11752 } 11753 mSettings.writeLPr(); 11754 } 11755 } 11756 } 11757 11758 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11759 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11760 UserHandle user) { 11761 String pkgName = newPackage.packageName; 11762 synchronized (mPackages) { 11763 //write settings. the installStatus will be incomplete at this stage. 11764 //note that the new package setting would have already been 11765 //added to mPackages. It hasn't been persisted yet. 11766 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11767 mSettings.writeLPr(); 11768 } 11769 11770 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11771 11772 synchronized (mPackages) { 11773 updatePermissionsLPw(newPackage.packageName, newPackage, 11774 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11775 ? UPDATE_PERMISSIONS_ALL : 0)); 11776 // For system-bundled packages, we assume that installing an upgraded version 11777 // of the package implies that the user actually wants to run that new code, 11778 // so we enable the package. 11779 PackageSetting ps = mSettings.mPackages.get(pkgName); 11780 if (ps != null) { 11781 if (isSystemApp(newPackage)) { 11782 // NB: implicit assumption that system package upgrades apply to all users 11783 if (DEBUG_INSTALL) { 11784 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11785 } 11786 if (res.origUsers != null) { 11787 for (int userHandle : res.origUsers) { 11788 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11789 userHandle, installerPackageName); 11790 } 11791 } 11792 // Also convey the prior install/uninstall state 11793 if (allUsers != null && perUserInstalled != null) { 11794 for (int i = 0; i < allUsers.length; i++) { 11795 if (DEBUG_INSTALL) { 11796 Slog.d(TAG, " user " + allUsers[i] 11797 + " => " + perUserInstalled[i]); 11798 } 11799 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11800 } 11801 // these install state changes will be persisted in the 11802 // upcoming call to mSettings.writeLPr(). 11803 } 11804 } 11805 // It's implied that when a user requests installation, they want the app to be 11806 // installed and enabled. 11807 int userId = user.getIdentifier(); 11808 if (userId != UserHandle.USER_ALL) { 11809 ps.setInstalled(true, userId); 11810 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11811 } 11812 } 11813 res.name = pkgName; 11814 res.uid = newPackage.applicationInfo.uid; 11815 res.pkg = newPackage; 11816 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11817 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11818 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11819 //to update install status 11820 mSettings.writeLPr(); 11821 } 11822 } 11823 11824 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11825 final int installFlags = args.installFlags; 11826 final String installerPackageName = args.installerPackageName; 11827 final String volumeUuid = args.volumeUuid; 11828 final File tmpPackageFile = new File(args.getCodePath()); 11829 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11830 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11831 || (args.volumeUuid != null)); 11832 boolean replace = false; 11833 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11834 if (args.move != null) { 11835 // moving a complete application; perfom an initial scan on the new install location 11836 scanFlags |= SCAN_INITIAL; 11837 } 11838 // Result object to be returned 11839 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11840 11841 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11842 // Retrieve PackageSettings and parse package 11843 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11844 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11845 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11846 PackageParser pp = new PackageParser(); 11847 pp.setSeparateProcesses(mSeparateProcesses); 11848 pp.setDisplayMetrics(mMetrics); 11849 11850 final PackageParser.Package pkg; 11851 try { 11852 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11853 } catch (PackageParserException e) { 11854 res.setError("Failed parse during installPackageLI", e); 11855 return; 11856 } 11857 11858 // Mark that we have an install time CPU ABI override. 11859 pkg.cpuAbiOverride = args.abiOverride; 11860 11861 String pkgName = res.name = pkg.packageName; 11862 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11863 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11864 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11865 return; 11866 } 11867 } 11868 11869 try { 11870 pp.collectCertificates(pkg, parseFlags); 11871 pp.collectManifestDigest(pkg); 11872 } catch (PackageParserException e) { 11873 res.setError("Failed collect during installPackageLI", e); 11874 return; 11875 } 11876 11877 /* If the installer passed in a manifest digest, compare it now. */ 11878 if (args.manifestDigest != null) { 11879 if (DEBUG_INSTALL) { 11880 final String parsedManifest = pkg.manifestDigest == null ? "null" 11881 : pkg.manifestDigest.toString(); 11882 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11883 + parsedManifest); 11884 } 11885 11886 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11887 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11888 return; 11889 } 11890 } else if (DEBUG_INSTALL) { 11891 final String parsedManifest = pkg.manifestDigest == null 11892 ? "null" : pkg.manifestDigest.toString(); 11893 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11894 } 11895 11896 // Get rid of all references to package scan path via parser. 11897 pp = null; 11898 String oldCodePath = null; 11899 boolean systemApp = false; 11900 synchronized (mPackages) { 11901 // Check if installing already existing package 11902 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11903 String oldName = mSettings.mRenamedPackages.get(pkgName); 11904 if (pkg.mOriginalPackages != null 11905 && pkg.mOriginalPackages.contains(oldName) 11906 && mPackages.containsKey(oldName)) { 11907 // This package is derived from an original package, 11908 // and this device has been updating from that original 11909 // name. We must continue using the original name, so 11910 // rename the new package here. 11911 pkg.setPackageName(oldName); 11912 pkgName = pkg.packageName; 11913 replace = true; 11914 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11915 + oldName + " pkgName=" + pkgName); 11916 } else if (mPackages.containsKey(pkgName)) { 11917 // This package, under its official name, already exists 11918 // on the device; we should replace it. 11919 replace = true; 11920 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11921 } 11922 11923 // Prevent apps opting out from runtime permissions 11924 if (replace) { 11925 PackageParser.Package oldPackage = mPackages.get(pkgName); 11926 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11927 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11928 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11929 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11930 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11931 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11932 + " doesn't support runtime permissions but the old" 11933 + " target SDK " + oldTargetSdk + " does."); 11934 return; 11935 } 11936 } 11937 } 11938 11939 PackageSetting ps = mSettings.mPackages.get(pkgName); 11940 if (ps != null) { 11941 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11942 11943 // Quick sanity check that we're signed correctly if updating; 11944 // we'll check this again later when scanning, but we want to 11945 // bail early here before tripping over redefined permissions. 11946 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11947 if (!checkUpgradeKeySetLP(ps, pkg)) { 11948 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11949 + pkg.packageName + " upgrade keys do not match the " 11950 + "previously installed version"); 11951 return; 11952 } 11953 } else { 11954 try { 11955 verifySignaturesLP(ps, pkg); 11956 } catch (PackageManagerException e) { 11957 res.setError(e.error, e.getMessage()); 11958 return; 11959 } 11960 } 11961 11962 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11963 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11964 systemApp = (ps.pkg.applicationInfo.flags & 11965 ApplicationInfo.FLAG_SYSTEM) != 0; 11966 } 11967 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11968 } 11969 11970 // Check whether the newly-scanned package wants to define an already-defined perm 11971 int N = pkg.permissions.size(); 11972 for (int i = N-1; i >= 0; i--) { 11973 PackageParser.Permission perm = pkg.permissions.get(i); 11974 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11975 if (bp != null) { 11976 // If the defining package is signed with our cert, it's okay. This 11977 // also includes the "updating the same package" case, of course. 11978 // "updating same package" could also involve key-rotation. 11979 final boolean sigsOk; 11980 if (bp.sourcePackage.equals(pkg.packageName) 11981 && (bp.packageSetting instanceof PackageSetting) 11982 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11983 scanFlags))) { 11984 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11985 } else { 11986 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11987 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11988 } 11989 if (!sigsOk) { 11990 // If the owning package is the system itself, we log but allow 11991 // install to proceed; we fail the install on all other permission 11992 // redefinitions. 11993 if (!bp.sourcePackage.equals("android")) { 11994 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11995 + pkg.packageName + " attempting to redeclare permission " 11996 + perm.info.name + " already owned by " + bp.sourcePackage); 11997 res.origPermission = perm.info.name; 11998 res.origPackage = bp.sourcePackage; 11999 return; 12000 } else { 12001 Slog.w(TAG, "Package " + pkg.packageName 12002 + " attempting to redeclare system permission " 12003 + perm.info.name + "; ignoring new declaration"); 12004 pkg.permissions.remove(i); 12005 } 12006 } 12007 } 12008 } 12009 12010 } 12011 12012 if (systemApp && onExternal) { 12013 // Disable updates to system apps on sdcard 12014 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12015 "Cannot install updates to system apps on sdcard"); 12016 return; 12017 } 12018 12019 if (args.move != null) { 12020 // We did an in-place move, so dex is ready to roll 12021 scanFlags |= SCAN_NO_DEX; 12022 scanFlags |= SCAN_MOVE; 12023 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12024 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12025 scanFlags |= SCAN_NO_DEX; 12026 12027 try { 12028 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12029 true /* extract libs */); 12030 } catch (PackageManagerException pme) { 12031 Slog.e(TAG, "Error deriving application ABI", pme); 12032 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12033 return; 12034 } 12035 12036 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12037 int result = mPackageDexOptimizer 12038 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12039 false /* defer */, false /* inclDependencies */); 12040 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12041 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12042 return; 12043 } 12044 } 12045 12046 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12047 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12048 return; 12049 } 12050 12051 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12052 12053 if (replace) { 12054 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12055 installerPackageName, volumeUuid, res); 12056 } else { 12057 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12058 args.user, installerPackageName, volumeUuid, res); 12059 } 12060 synchronized (mPackages) { 12061 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12062 if (ps != null) { 12063 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12064 } 12065 } 12066 } 12067 12068 private void startIntentFilterVerifications(int userId, boolean replacing, 12069 PackageParser.Package pkg) { 12070 if (mIntentFilterVerifierComponent == null) { 12071 Slog.w(TAG, "No IntentFilter verification will not be done as " 12072 + "there is no IntentFilterVerifier available!"); 12073 return; 12074 } 12075 12076 final int verifierUid = getPackageUid( 12077 mIntentFilterVerifierComponent.getPackageName(), 12078 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12079 12080 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12081 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12082 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12083 mHandler.sendMessage(msg); 12084 } 12085 12086 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12087 PackageParser.Package pkg) { 12088 int size = pkg.activities.size(); 12089 if (size == 0) { 12090 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12091 "No activity, so no need to verify any IntentFilter!"); 12092 return; 12093 } 12094 12095 final boolean hasDomainURLs = hasDomainURLs(pkg); 12096 if (!hasDomainURLs) { 12097 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12098 "No domain URLs, so no need to verify any IntentFilter!"); 12099 return; 12100 } 12101 12102 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12103 + " if any IntentFilter from the " + size 12104 + " Activities needs verification ..."); 12105 12106 int count = 0; 12107 final String packageName = pkg.packageName; 12108 12109 synchronized (mPackages) { 12110 // If this is a new install and we see that we've already run verification for this 12111 // package, we have nothing to do: it means the state was restored from backup. 12112 if (!replacing) { 12113 IntentFilterVerificationInfo ivi = 12114 mSettings.getIntentFilterVerificationLPr(packageName); 12115 if (ivi != null) { 12116 if (DEBUG_DOMAIN_VERIFICATION) { 12117 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12118 + ivi.getStatusString()); 12119 } 12120 return; 12121 } 12122 } 12123 12124 // If any filters need to be verified, then all need to be. 12125 boolean needToVerify = false; 12126 for (PackageParser.Activity a : pkg.activities) { 12127 for (ActivityIntentInfo filter : a.intents) { 12128 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12129 if (DEBUG_DOMAIN_VERIFICATION) { 12130 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12131 } 12132 needToVerify = true; 12133 break; 12134 } 12135 } 12136 } 12137 12138 if (needToVerify) { 12139 final int verificationId = mIntentFilterVerificationToken++; 12140 for (PackageParser.Activity a : pkg.activities) { 12141 for (ActivityIntentInfo filter : a.intents) { 12142 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12143 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12144 "Verification needed for IntentFilter:" + filter.toString()); 12145 mIntentFilterVerifier.addOneIntentFilterVerification( 12146 verifierUid, userId, verificationId, filter, packageName); 12147 count++; 12148 } 12149 } 12150 } 12151 } 12152 } 12153 12154 if (count > 0) { 12155 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12156 + " IntentFilter verification" + (count > 1 ? "s" : "") 12157 + " for userId:" + userId); 12158 mIntentFilterVerifier.startVerifications(userId); 12159 } else { 12160 if (DEBUG_DOMAIN_VERIFICATION) { 12161 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12162 } 12163 } 12164 } 12165 12166 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12167 final ComponentName cn = filter.activity.getComponentName(); 12168 final String packageName = cn.getPackageName(); 12169 12170 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12171 packageName); 12172 if (ivi == null) { 12173 return true; 12174 } 12175 int status = ivi.getStatus(); 12176 switch (status) { 12177 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12178 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12179 return true; 12180 12181 default: 12182 // Nothing to do 12183 return false; 12184 } 12185 } 12186 12187 private static boolean isMultiArch(PackageSetting ps) { 12188 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12189 } 12190 12191 private static boolean isMultiArch(ApplicationInfo info) { 12192 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12193 } 12194 12195 private static boolean isExternal(PackageParser.Package pkg) { 12196 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12197 } 12198 12199 private static boolean isExternal(PackageSetting ps) { 12200 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12201 } 12202 12203 private static boolean isExternal(ApplicationInfo info) { 12204 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12205 } 12206 12207 private static boolean isSystemApp(PackageParser.Package pkg) { 12208 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12209 } 12210 12211 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12212 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12213 } 12214 12215 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12216 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12217 } 12218 12219 private static boolean isSystemApp(PackageSetting ps) { 12220 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12221 } 12222 12223 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12224 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12225 } 12226 12227 private int packageFlagsToInstallFlags(PackageSetting ps) { 12228 int installFlags = 0; 12229 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12230 // This existing package was an external ASEC install when we have 12231 // the external flag without a UUID 12232 installFlags |= PackageManager.INSTALL_EXTERNAL; 12233 } 12234 if (ps.isForwardLocked()) { 12235 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12236 } 12237 return installFlags; 12238 } 12239 12240 private void deleteTempPackageFiles() { 12241 final FilenameFilter filter = new FilenameFilter() { 12242 public boolean accept(File dir, String name) { 12243 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12244 } 12245 }; 12246 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12247 file.delete(); 12248 } 12249 } 12250 12251 @Override 12252 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12253 int flags) { 12254 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12255 flags); 12256 } 12257 12258 @Override 12259 public void deletePackage(final String packageName, 12260 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12261 mContext.enforceCallingOrSelfPermission( 12262 android.Manifest.permission.DELETE_PACKAGES, null); 12263 final int uid = Binder.getCallingUid(); 12264 if (UserHandle.getUserId(uid) != userId) { 12265 mContext.enforceCallingPermission( 12266 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12267 "deletePackage for user " + userId); 12268 } 12269 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12270 try { 12271 observer.onPackageDeleted(packageName, 12272 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12273 } catch (RemoteException re) { 12274 } 12275 return; 12276 } 12277 12278 boolean uninstallBlocked = false; 12279 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12280 int[] users = sUserManager.getUserIds(); 12281 for (int i = 0; i < users.length; ++i) { 12282 if (getBlockUninstallForUser(packageName, users[i])) { 12283 uninstallBlocked = true; 12284 break; 12285 } 12286 } 12287 } else { 12288 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12289 } 12290 if (uninstallBlocked) { 12291 try { 12292 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12293 null); 12294 } catch (RemoteException re) { 12295 } 12296 return; 12297 } 12298 12299 if (DEBUG_REMOVE) { 12300 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12301 } 12302 // Queue up an async operation since the package deletion may take a little while. 12303 mHandler.post(new Runnable() { 12304 public void run() { 12305 mHandler.removeCallbacks(this); 12306 final int returnCode = deletePackageX(packageName, userId, flags); 12307 if (observer != null) { 12308 try { 12309 observer.onPackageDeleted(packageName, returnCode, null); 12310 } catch (RemoteException e) { 12311 Log.i(TAG, "Observer no longer exists."); 12312 } //end catch 12313 } //end if 12314 } //end run 12315 }); 12316 } 12317 12318 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12319 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12320 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12321 try { 12322 if (dpm != null) { 12323 if (dpm.isDeviceOwner(packageName)) { 12324 return true; 12325 } 12326 int[] users; 12327 if (userId == UserHandle.USER_ALL) { 12328 users = sUserManager.getUserIds(); 12329 } else { 12330 users = new int[]{userId}; 12331 } 12332 for (int i = 0; i < users.length; ++i) { 12333 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12334 return true; 12335 } 12336 } 12337 } 12338 } catch (RemoteException e) { 12339 } 12340 return false; 12341 } 12342 12343 /** 12344 * This method is an internal method that could be get invoked either 12345 * to delete an installed package or to clean up a failed installation. 12346 * After deleting an installed package, a broadcast is sent to notify any 12347 * listeners that the package has been installed. For cleaning up a failed 12348 * installation, the broadcast is not necessary since the package's 12349 * installation wouldn't have sent the initial broadcast either 12350 * The key steps in deleting a package are 12351 * deleting the package information in internal structures like mPackages, 12352 * deleting the packages base directories through installd 12353 * updating mSettings to reflect current status 12354 * persisting settings for later use 12355 * sending a broadcast if necessary 12356 */ 12357 private int deletePackageX(String packageName, int userId, int flags) { 12358 final PackageRemovedInfo info = new PackageRemovedInfo(); 12359 final boolean res; 12360 12361 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12362 ? UserHandle.ALL : new UserHandle(userId); 12363 12364 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12365 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12366 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12367 } 12368 12369 boolean removedForAllUsers = false; 12370 boolean systemUpdate = false; 12371 12372 // for the uninstall-updates case and restricted profiles, remember the per- 12373 // userhandle installed state 12374 int[] allUsers; 12375 boolean[] perUserInstalled; 12376 synchronized (mPackages) { 12377 PackageSetting ps = mSettings.mPackages.get(packageName); 12378 allUsers = sUserManager.getUserIds(); 12379 perUserInstalled = new boolean[allUsers.length]; 12380 for (int i = 0; i < allUsers.length; i++) { 12381 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12382 } 12383 } 12384 12385 synchronized (mInstallLock) { 12386 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12387 res = deletePackageLI(packageName, removeForUser, 12388 true, allUsers, perUserInstalled, 12389 flags | REMOVE_CHATTY, info, true); 12390 systemUpdate = info.isRemovedPackageSystemUpdate; 12391 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12392 removedForAllUsers = true; 12393 } 12394 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12395 + " removedForAllUsers=" + removedForAllUsers); 12396 } 12397 12398 if (res) { 12399 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12400 12401 // If the removed package was a system update, the old system package 12402 // was re-enabled; we need to broadcast this information 12403 if (systemUpdate) { 12404 Bundle extras = new Bundle(1); 12405 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12406 ? info.removedAppId : info.uid); 12407 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12408 12409 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12410 extras, null, null, null); 12411 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12412 extras, null, null, null); 12413 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12414 null, packageName, null, null); 12415 } 12416 } 12417 // Force a gc here. 12418 Runtime.getRuntime().gc(); 12419 // Delete the resources here after sending the broadcast to let 12420 // other processes clean up before deleting resources. 12421 if (info.args != null) { 12422 synchronized (mInstallLock) { 12423 info.args.doPostDeleteLI(true); 12424 } 12425 } 12426 12427 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12428 } 12429 12430 class PackageRemovedInfo { 12431 String removedPackage; 12432 int uid = -1; 12433 int removedAppId = -1; 12434 int[] removedUsers = null; 12435 boolean isRemovedPackageSystemUpdate = false; 12436 // Clean up resources deleted packages. 12437 InstallArgs args = null; 12438 12439 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12440 Bundle extras = new Bundle(1); 12441 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12442 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12443 if (replacing) { 12444 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12445 } 12446 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12447 if (removedPackage != null) { 12448 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12449 extras, null, null, removedUsers); 12450 if (fullRemove && !replacing) { 12451 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12452 extras, null, null, removedUsers); 12453 } 12454 } 12455 if (removedAppId >= 0) { 12456 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12457 removedUsers); 12458 } 12459 } 12460 } 12461 12462 /* 12463 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12464 * flag is not set, the data directory is removed as well. 12465 * make sure this flag is set for partially installed apps. If not its meaningless to 12466 * delete a partially installed application. 12467 */ 12468 private void removePackageDataLI(PackageSetting ps, 12469 int[] allUserHandles, boolean[] perUserInstalled, 12470 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12471 String packageName = ps.name; 12472 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12473 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12474 // Retrieve object to delete permissions for shared user later on 12475 final PackageSetting deletedPs; 12476 // reader 12477 synchronized (mPackages) { 12478 deletedPs = mSettings.mPackages.get(packageName); 12479 if (outInfo != null) { 12480 outInfo.removedPackage = packageName; 12481 outInfo.removedUsers = deletedPs != null 12482 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12483 : null; 12484 } 12485 } 12486 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12487 removeDataDirsLI(ps.volumeUuid, packageName); 12488 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12489 } 12490 // writer 12491 synchronized (mPackages) { 12492 if (deletedPs != null) { 12493 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12494 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12495 clearDefaultBrowserIfNeeded(packageName); 12496 if (outInfo != null) { 12497 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12498 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12499 } 12500 updatePermissionsLPw(deletedPs.name, null, 0); 12501 if (deletedPs.sharedUser != null) { 12502 // Remove permissions associated with package. Since runtime 12503 // permissions are per user we have to kill the removed package 12504 // or packages running under the shared user of the removed 12505 // package if revoking the permissions requested only by the removed 12506 // package is successful and this causes a change in gids. 12507 for (int userId : UserManagerService.getInstance().getUserIds()) { 12508 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12509 userId); 12510 if (userIdToKill == UserHandle.USER_ALL 12511 || userIdToKill >= UserHandle.USER_OWNER) { 12512 // If gids changed for this user, kill all affected packages. 12513 mHandler.post(new Runnable() { 12514 @Override 12515 public void run() { 12516 // This has to happen with no lock held. 12517 killSettingPackagesForUser(deletedPs, userIdToKill, 12518 KILL_APP_REASON_GIDS_CHANGED); 12519 } 12520 }); 12521 break; 12522 } 12523 } 12524 } 12525 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12526 } 12527 // make sure to preserve per-user disabled state if this removal was just 12528 // a downgrade of a system app to the factory package 12529 if (allUserHandles != null && perUserInstalled != null) { 12530 if (DEBUG_REMOVE) { 12531 Slog.d(TAG, "Propagating install state across downgrade"); 12532 } 12533 for (int i = 0; i < allUserHandles.length; i++) { 12534 if (DEBUG_REMOVE) { 12535 Slog.d(TAG, " user " + allUserHandles[i] 12536 + " => " + perUserInstalled[i]); 12537 } 12538 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12539 } 12540 } 12541 } 12542 // can downgrade to reader 12543 if (writeSettings) { 12544 // Save settings now 12545 mSettings.writeLPr(); 12546 } 12547 } 12548 if (outInfo != null) { 12549 // A user ID was deleted here. Go through all users and remove it 12550 // from KeyStore. 12551 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12552 } 12553 } 12554 12555 static boolean locationIsPrivileged(File path) { 12556 try { 12557 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12558 .getCanonicalPath(); 12559 return path.getCanonicalPath().startsWith(privilegedAppDir); 12560 } catch (IOException e) { 12561 Slog.e(TAG, "Unable to access code path " + path); 12562 } 12563 return false; 12564 } 12565 12566 /* 12567 * Tries to delete system package. 12568 */ 12569 private boolean deleteSystemPackageLI(PackageSetting newPs, 12570 int[] allUserHandles, boolean[] perUserInstalled, 12571 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12572 final boolean applyUserRestrictions 12573 = (allUserHandles != null) && (perUserInstalled != null); 12574 PackageSetting disabledPs = null; 12575 // Confirm if the system package has been updated 12576 // An updated system app can be deleted. This will also have to restore 12577 // the system pkg from system partition 12578 // reader 12579 synchronized (mPackages) { 12580 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12581 } 12582 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12583 + " disabledPs=" + disabledPs); 12584 if (disabledPs == null) { 12585 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12586 return false; 12587 } else if (DEBUG_REMOVE) { 12588 Slog.d(TAG, "Deleting system pkg from data partition"); 12589 } 12590 if (DEBUG_REMOVE) { 12591 if (applyUserRestrictions) { 12592 Slog.d(TAG, "Remembering install states:"); 12593 for (int i = 0; i < allUserHandles.length; i++) { 12594 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12595 } 12596 } 12597 } 12598 // Delete the updated package 12599 outInfo.isRemovedPackageSystemUpdate = true; 12600 if (disabledPs.versionCode < newPs.versionCode) { 12601 // Delete data for downgrades 12602 flags &= ~PackageManager.DELETE_KEEP_DATA; 12603 } else { 12604 // Preserve data by setting flag 12605 flags |= PackageManager.DELETE_KEEP_DATA; 12606 } 12607 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12608 allUserHandles, perUserInstalled, outInfo, writeSettings); 12609 if (!ret) { 12610 return false; 12611 } 12612 // writer 12613 synchronized (mPackages) { 12614 // Reinstate the old system package 12615 mSettings.enableSystemPackageLPw(newPs.name); 12616 // Remove any native libraries from the upgraded package. 12617 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12618 } 12619 // Install the system package 12620 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12621 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12622 if (locationIsPrivileged(disabledPs.codePath)) { 12623 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12624 } 12625 12626 final PackageParser.Package newPkg; 12627 try { 12628 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12629 } catch (PackageManagerException e) { 12630 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12631 return false; 12632 } 12633 12634 // writer 12635 synchronized (mPackages) { 12636 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12637 updatePermissionsLPw(newPkg.packageName, newPkg, 12638 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12639 if (applyUserRestrictions) { 12640 if (DEBUG_REMOVE) { 12641 Slog.d(TAG, "Propagating install state across reinstall"); 12642 } 12643 for (int i = 0; i < allUserHandles.length; i++) { 12644 if (DEBUG_REMOVE) { 12645 Slog.d(TAG, " user " + allUserHandles[i] 12646 + " => " + perUserInstalled[i]); 12647 } 12648 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12649 } 12650 // Regardless of writeSettings we need to ensure that this restriction 12651 // state propagation is persisted 12652 mSettings.writeAllUsersPackageRestrictionsLPr(); 12653 } 12654 // can downgrade to reader here 12655 if (writeSettings) { 12656 mSettings.writeLPr(); 12657 } 12658 } 12659 return true; 12660 } 12661 12662 private boolean deleteInstalledPackageLI(PackageSetting ps, 12663 boolean deleteCodeAndResources, int flags, 12664 int[] allUserHandles, boolean[] perUserInstalled, 12665 PackageRemovedInfo outInfo, boolean writeSettings) { 12666 if (outInfo != null) { 12667 outInfo.uid = ps.appId; 12668 } 12669 12670 // Delete package data from internal structures and also remove data if flag is set 12671 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12672 12673 // Delete application code and resources 12674 if (deleteCodeAndResources && (outInfo != null)) { 12675 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12676 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12677 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12678 } 12679 return true; 12680 } 12681 12682 @Override 12683 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12684 int userId) { 12685 mContext.enforceCallingOrSelfPermission( 12686 android.Manifest.permission.DELETE_PACKAGES, null); 12687 synchronized (mPackages) { 12688 PackageSetting ps = mSettings.mPackages.get(packageName); 12689 if (ps == null) { 12690 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12691 return false; 12692 } 12693 if (!ps.getInstalled(userId)) { 12694 // Can't block uninstall for an app that is not installed or enabled. 12695 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12696 return false; 12697 } 12698 ps.setBlockUninstall(blockUninstall, userId); 12699 mSettings.writePackageRestrictionsLPr(userId); 12700 } 12701 return true; 12702 } 12703 12704 @Override 12705 public boolean getBlockUninstallForUser(String packageName, int userId) { 12706 synchronized (mPackages) { 12707 PackageSetting ps = mSettings.mPackages.get(packageName); 12708 if (ps == null) { 12709 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12710 return false; 12711 } 12712 return ps.getBlockUninstall(userId); 12713 } 12714 } 12715 12716 /* 12717 * This method handles package deletion in general 12718 */ 12719 private boolean deletePackageLI(String packageName, UserHandle user, 12720 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12721 int flags, PackageRemovedInfo outInfo, 12722 boolean writeSettings) { 12723 if (packageName == null) { 12724 Slog.w(TAG, "Attempt to delete null packageName."); 12725 return false; 12726 } 12727 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12728 PackageSetting ps; 12729 boolean dataOnly = false; 12730 int removeUser = -1; 12731 int appId = -1; 12732 synchronized (mPackages) { 12733 ps = mSettings.mPackages.get(packageName); 12734 if (ps == null) { 12735 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12736 return false; 12737 } 12738 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12739 && user.getIdentifier() != UserHandle.USER_ALL) { 12740 // The caller is asking that the package only be deleted for a single 12741 // user. To do this, we just mark its uninstalled state and delete 12742 // its data. If this is a system app, we only allow this to happen if 12743 // they have set the special DELETE_SYSTEM_APP which requests different 12744 // semantics than normal for uninstalling system apps. 12745 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12746 ps.setUserState(user.getIdentifier(), 12747 COMPONENT_ENABLED_STATE_DEFAULT, 12748 false, //installed 12749 true, //stopped 12750 true, //notLaunched 12751 false, //hidden 12752 null, null, null, 12753 false, // blockUninstall 12754 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12755 if (!isSystemApp(ps)) { 12756 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12757 // Other user still have this package installed, so all 12758 // we need to do is clear this user's data and save that 12759 // it is uninstalled. 12760 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12761 removeUser = user.getIdentifier(); 12762 appId = ps.appId; 12763 scheduleWritePackageRestrictionsLocked(removeUser); 12764 } else { 12765 // We need to set it back to 'installed' so the uninstall 12766 // broadcasts will be sent correctly. 12767 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12768 ps.setInstalled(true, user.getIdentifier()); 12769 } 12770 } else { 12771 // This is a system app, so we assume that the 12772 // other users still have this package installed, so all 12773 // we need to do is clear this user's data and save that 12774 // it is uninstalled. 12775 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12776 removeUser = user.getIdentifier(); 12777 appId = ps.appId; 12778 scheduleWritePackageRestrictionsLocked(removeUser); 12779 } 12780 } 12781 } 12782 12783 if (removeUser >= 0) { 12784 // From above, we determined that we are deleting this only 12785 // for a single user. Continue the work here. 12786 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12787 if (outInfo != null) { 12788 outInfo.removedPackage = packageName; 12789 outInfo.removedAppId = appId; 12790 outInfo.removedUsers = new int[] {removeUser}; 12791 } 12792 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12793 removeKeystoreDataIfNeeded(removeUser, appId); 12794 schedulePackageCleaning(packageName, removeUser, false); 12795 synchronized (mPackages) { 12796 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12797 scheduleWritePackageRestrictionsLocked(removeUser); 12798 } 12799 revokeRuntimePermissionsAndClearAllFlagsLocked(ps.getPermissionsState(), 12800 removeUser); 12801 } 12802 return true; 12803 } 12804 12805 if (dataOnly) { 12806 // Delete application data first 12807 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12808 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12809 return true; 12810 } 12811 12812 boolean ret = false; 12813 if (isSystemApp(ps)) { 12814 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12815 // When an updated system application is deleted we delete the existing resources as well and 12816 // fall back to existing code in system partition 12817 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12818 flags, outInfo, writeSettings); 12819 } else { 12820 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12821 // Kill application pre-emptively especially for apps on sd. 12822 killApplication(packageName, ps.appId, "uninstall pkg"); 12823 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12824 allUserHandles, perUserInstalled, 12825 outInfo, writeSettings); 12826 } 12827 12828 return ret; 12829 } 12830 12831 private final class ClearStorageConnection implements ServiceConnection { 12832 IMediaContainerService mContainerService; 12833 12834 @Override 12835 public void onServiceConnected(ComponentName name, IBinder service) { 12836 synchronized (this) { 12837 mContainerService = IMediaContainerService.Stub.asInterface(service); 12838 notifyAll(); 12839 } 12840 } 12841 12842 @Override 12843 public void onServiceDisconnected(ComponentName name) { 12844 } 12845 } 12846 12847 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12848 final boolean mounted; 12849 if (Environment.isExternalStorageEmulated()) { 12850 mounted = true; 12851 } else { 12852 final String status = Environment.getExternalStorageState(); 12853 12854 mounted = status.equals(Environment.MEDIA_MOUNTED) 12855 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12856 } 12857 12858 if (!mounted) { 12859 return; 12860 } 12861 12862 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12863 int[] users; 12864 if (userId == UserHandle.USER_ALL) { 12865 users = sUserManager.getUserIds(); 12866 } else { 12867 users = new int[] { userId }; 12868 } 12869 final ClearStorageConnection conn = new ClearStorageConnection(); 12870 if (mContext.bindServiceAsUser( 12871 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12872 try { 12873 for (int curUser : users) { 12874 long timeout = SystemClock.uptimeMillis() + 5000; 12875 synchronized (conn) { 12876 long now = SystemClock.uptimeMillis(); 12877 while (conn.mContainerService == null && now < timeout) { 12878 try { 12879 conn.wait(timeout - now); 12880 } catch (InterruptedException e) { 12881 } 12882 } 12883 } 12884 if (conn.mContainerService == null) { 12885 return; 12886 } 12887 12888 final UserEnvironment userEnv = new UserEnvironment(curUser); 12889 clearDirectory(conn.mContainerService, 12890 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12891 if (allData) { 12892 clearDirectory(conn.mContainerService, 12893 userEnv.buildExternalStorageAppDataDirs(packageName)); 12894 clearDirectory(conn.mContainerService, 12895 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12896 } 12897 } 12898 } finally { 12899 mContext.unbindService(conn); 12900 } 12901 } 12902 } 12903 12904 @Override 12905 public void clearApplicationUserData(final String packageName, 12906 final IPackageDataObserver observer, final int userId) { 12907 mContext.enforceCallingOrSelfPermission( 12908 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12909 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12910 // Queue up an async operation since the package deletion may take a little while. 12911 mHandler.post(new Runnable() { 12912 public void run() { 12913 mHandler.removeCallbacks(this); 12914 final boolean succeeded; 12915 synchronized (mInstallLock) { 12916 succeeded = clearApplicationUserDataLI(packageName, userId); 12917 } 12918 clearExternalStorageDataSync(packageName, userId, true); 12919 if (succeeded) { 12920 // invoke DeviceStorageMonitor's update method to clear any notifications 12921 DeviceStorageMonitorInternal 12922 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12923 if (dsm != null) { 12924 dsm.checkMemory(); 12925 } 12926 } 12927 if(observer != null) { 12928 try { 12929 observer.onRemoveCompleted(packageName, succeeded); 12930 } catch (RemoteException e) { 12931 Log.i(TAG, "Observer no longer exists."); 12932 } 12933 } //end if observer 12934 } //end run 12935 }); 12936 } 12937 12938 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12939 if (packageName == null) { 12940 Slog.w(TAG, "Attempt to delete null packageName."); 12941 return false; 12942 } 12943 12944 // Try finding details about the requested package 12945 PackageParser.Package pkg; 12946 synchronized (mPackages) { 12947 pkg = mPackages.get(packageName); 12948 if (pkg == null) { 12949 final PackageSetting ps = mSettings.mPackages.get(packageName); 12950 if (ps != null) { 12951 pkg = ps.pkg; 12952 } 12953 } 12954 12955 if (pkg == null) { 12956 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12957 return false; 12958 } 12959 12960 PackageSetting ps = (PackageSetting) pkg.mExtras; 12961 PermissionsState permissionsState = ps.getPermissionsState(); 12962 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12963 } 12964 12965 // Always delete data directories for package, even if we found no other 12966 // record of app. This helps users recover from UID mismatches without 12967 // resorting to a full data wipe. 12968 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12969 if (retCode < 0) { 12970 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12971 return false; 12972 } 12973 12974 final int appId = pkg.applicationInfo.uid; 12975 removeKeystoreDataIfNeeded(userId, appId); 12976 12977 // Create a native library symlink only if we have native libraries 12978 // and if the native libraries are 32 bit libraries. We do not provide 12979 // this symlink for 64 bit libraries. 12980 if (pkg.applicationInfo.primaryCpuAbi != null && 12981 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12982 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12983 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12984 nativeLibPath, userId) < 0) { 12985 Slog.w(TAG, "Failed linking native library dir"); 12986 return false; 12987 } 12988 } 12989 12990 return true; 12991 } 12992 12993 12994 /** 12995 * Revokes granted runtime permissions and clears resettable flags 12996 * which are flags that can be set by a user interaction. 12997 * 12998 * @param permissionsState The permission state to reset. 12999 * @param userId The device user for which to do a reset. 13000 */ 13001 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 13002 PermissionsState permissionsState, int userId) { 13003 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 13004 | PackageManager.FLAG_PERMISSION_USER_FIXED 13005 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13006 13007 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, userSetFlags); 13008 } 13009 13010 /** 13011 * Revokes granted runtime permissions and clears all flags. 13012 * 13013 * @param permissionsState The permission state to reset. 13014 * @param userId The device user for which to do a reset. 13015 */ 13016 private void revokeRuntimePermissionsAndClearAllFlagsLocked( 13017 PermissionsState permissionsState, int userId) { 13018 revokeRuntimePermissionsAndClearFlagsLocked(permissionsState, userId, 13019 PackageManager.MASK_PERMISSION_FLAGS); 13020 } 13021 13022 /** 13023 * Revokes granted runtime permissions and clears certain flags. 13024 * 13025 * @param permissionsState The permission state to reset. 13026 * @param userId The device user for which to do a reset. 13027 * @param flags The flags that is going to be reset. 13028 */ 13029 private void revokeRuntimePermissionsAndClearFlagsLocked( 13030 PermissionsState permissionsState, final int userId, int flags) { 13031 boolean needsWrite = false; 13032 13033 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 13034 BasePermission bp = mSettings.mPermissions.get(state.getName()); 13035 if (bp != null) { 13036 permissionsState.revokeRuntimePermission(bp, userId); 13037 permissionsState.updatePermissionFlags(bp, userId, flags, 0); 13038 needsWrite = true; 13039 } 13040 } 13041 13042 // Ensure default permissions are never cleared. 13043 mHandler.post(new Runnable() { 13044 @Override 13045 public void run() { 13046 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 13047 } 13048 }); 13049 13050 if (needsWrite) { 13051 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13052 } 13053 } 13054 13055 /** 13056 * Remove entries from the keystore daemon. Will only remove it if the 13057 * {@code appId} is valid. 13058 */ 13059 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13060 if (appId < 0) { 13061 return; 13062 } 13063 13064 final KeyStore keyStore = KeyStore.getInstance(); 13065 if (keyStore != null) { 13066 if (userId == UserHandle.USER_ALL) { 13067 for (final int individual : sUserManager.getUserIds()) { 13068 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13069 } 13070 } else { 13071 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13072 } 13073 } else { 13074 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13075 } 13076 } 13077 13078 @Override 13079 public void deleteApplicationCacheFiles(final String packageName, 13080 final IPackageDataObserver observer) { 13081 mContext.enforceCallingOrSelfPermission( 13082 android.Manifest.permission.DELETE_CACHE_FILES, null); 13083 // Queue up an async operation since the package deletion may take a little while. 13084 final int userId = UserHandle.getCallingUserId(); 13085 mHandler.post(new Runnable() { 13086 public void run() { 13087 mHandler.removeCallbacks(this); 13088 final boolean succeded; 13089 synchronized (mInstallLock) { 13090 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13091 } 13092 clearExternalStorageDataSync(packageName, userId, false); 13093 if (observer != null) { 13094 try { 13095 observer.onRemoveCompleted(packageName, succeded); 13096 } catch (RemoteException e) { 13097 Log.i(TAG, "Observer no longer exists."); 13098 } 13099 } //end if observer 13100 } //end run 13101 }); 13102 } 13103 13104 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13105 if (packageName == null) { 13106 Slog.w(TAG, "Attempt to delete null packageName."); 13107 return false; 13108 } 13109 PackageParser.Package p; 13110 synchronized (mPackages) { 13111 p = mPackages.get(packageName); 13112 } 13113 if (p == null) { 13114 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13115 return false; 13116 } 13117 final ApplicationInfo applicationInfo = p.applicationInfo; 13118 if (applicationInfo == null) { 13119 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13120 return false; 13121 } 13122 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13123 if (retCode < 0) { 13124 Slog.w(TAG, "Couldn't remove cache files for package: " 13125 + packageName + " u" + userId); 13126 return false; 13127 } 13128 return true; 13129 } 13130 13131 @Override 13132 public void getPackageSizeInfo(final String packageName, int userHandle, 13133 final IPackageStatsObserver observer) { 13134 mContext.enforceCallingOrSelfPermission( 13135 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13136 if (packageName == null) { 13137 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13138 } 13139 13140 PackageStats stats = new PackageStats(packageName, userHandle); 13141 13142 /* 13143 * Queue up an async operation since the package measurement may take a 13144 * little while. 13145 */ 13146 Message msg = mHandler.obtainMessage(INIT_COPY); 13147 msg.obj = new MeasureParams(stats, observer); 13148 mHandler.sendMessage(msg); 13149 } 13150 13151 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13152 PackageStats pStats) { 13153 if (packageName == null) { 13154 Slog.w(TAG, "Attempt to get size of null packageName."); 13155 return false; 13156 } 13157 PackageParser.Package p; 13158 boolean dataOnly = false; 13159 String libDirRoot = null; 13160 String asecPath = null; 13161 PackageSetting ps = null; 13162 synchronized (mPackages) { 13163 p = mPackages.get(packageName); 13164 ps = mSettings.mPackages.get(packageName); 13165 if(p == null) { 13166 dataOnly = true; 13167 if((ps == null) || (ps.pkg == null)) { 13168 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13169 return false; 13170 } 13171 p = ps.pkg; 13172 } 13173 if (ps != null) { 13174 libDirRoot = ps.legacyNativeLibraryPathString; 13175 } 13176 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13177 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13178 if (secureContainerId != null) { 13179 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13180 } 13181 } 13182 } 13183 String publicSrcDir = null; 13184 if(!dataOnly) { 13185 final ApplicationInfo applicationInfo = p.applicationInfo; 13186 if (applicationInfo == null) { 13187 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13188 return false; 13189 } 13190 if (p.isForwardLocked()) { 13191 publicSrcDir = applicationInfo.getBaseResourcePath(); 13192 } 13193 } 13194 // TODO: extend to measure size of split APKs 13195 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13196 // not just the first level. 13197 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13198 // just the primary. 13199 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13200 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13201 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13202 if (res < 0) { 13203 return false; 13204 } 13205 13206 // Fix-up for forward-locked applications in ASEC containers. 13207 if (!isExternal(p)) { 13208 pStats.codeSize += pStats.externalCodeSize; 13209 pStats.externalCodeSize = 0L; 13210 } 13211 13212 return true; 13213 } 13214 13215 13216 @Override 13217 public void addPackageToPreferred(String packageName) { 13218 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13219 } 13220 13221 @Override 13222 public void removePackageFromPreferred(String packageName) { 13223 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13224 } 13225 13226 @Override 13227 public List<PackageInfo> getPreferredPackages(int flags) { 13228 return new ArrayList<PackageInfo>(); 13229 } 13230 13231 private int getUidTargetSdkVersionLockedLPr(int uid) { 13232 Object obj = mSettings.getUserIdLPr(uid); 13233 if (obj instanceof SharedUserSetting) { 13234 final SharedUserSetting sus = (SharedUserSetting) obj; 13235 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13236 final Iterator<PackageSetting> it = sus.packages.iterator(); 13237 while (it.hasNext()) { 13238 final PackageSetting ps = it.next(); 13239 if (ps.pkg != null) { 13240 int v = ps.pkg.applicationInfo.targetSdkVersion; 13241 if (v < vers) vers = v; 13242 } 13243 } 13244 return vers; 13245 } else if (obj instanceof PackageSetting) { 13246 final PackageSetting ps = (PackageSetting) obj; 13247 if (ps.pkg != null) { 13248 return ps.pkg.applicationInfo.targetSdkVersion; 13249 } 13250 } 13251 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13252 } 13253 13254 @Override 13255 public void addPreferredActivity(IntentFilter filter, int match, 13256 ComponentName[] set, ComponentName activity, int userId) { 13257 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13258 "Adding preferred"); 13259 } 13260 13261 private void addPreferredActivityInternal(IntentFilter filter, int match, 13262 ComponentName[] set, ComponentName activity, boolean always, int userId, 13263 String opname) { 13264 // writer 13265 int callingUid = Binder.getCallingUid(); 13266 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13267 if (filter.countActions() == 0) { 13268 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13269 return; 13270 } 13271 synchronized (mPackages) { 13272 if (mContext.checkCallingOrSelfPermission( 13273 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13274 != PackageManager.PERMISSION_GRANTED) { 13275 if (getUidTargetSdkVersionLockedLPr(callingUid) 13276 < Build.VERSION_CODES.FROYO) { 13277 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13278 + callingUid); 13279 return; 13280 } 13281 mContext.enforceCallingOrSelfPermission( 13282 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13283 } 13284 13285 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13286 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13287 + userId + ":"); 13288 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13289 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13290 scheduleWritePackageRestrictionsLocked(userId); 13291 } 13292 } 13293 13294 @Override 13295 public void replacePreferredActivity(IntentFilter filter, int match, 13296 ComponentName[] set, ComponentName activity, int userId) { 13297 if (filter.countActions() != 1) { 13298 throw new IllegalArgumentException( 13299 "replacePreferredActivity expects filter to have only 1 action."); 13300 } 13301 if (filter.countDataAuthorities() != 0 13302 || filter.countDataPaths() != 0 13303 || filter.countDataSchemes() > 1 13304 || filter.countDataTypes() != 0) { 13305 throw new IllegalArgumentException( 13306 "replacePreferredActivity expects filter to have no data authorities, " + 13307 "paths, or types; and at most one scheme."); 13308 } 13309 13310 final int callingUid = Binder.getCallingUid(); 13311 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13312 synchronized (mPackages) { 13313 if (mContext.checkCallingOrSelfPermission( 13314 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13315 != PackageManager.PERMISSION_GRANTED) { 13316 if (getUidTargetSdkVersionLockedLPr(callingUid) 13317 < Build.VERSION_CODES.FROYO) { 13318 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13319 + Binder.getCallingUid()); 13320 return; 13321 } 13322 mContext.enforceCallingOrSelfPermission( 13323 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13324 } 13325 13326 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13327 if (pir != null) { 13328 // Get all of the existing entries that exactly match this filter. 13329 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13330 if (existing != null && existing.size() == 1) { 13331 PreferredActivity cur = existing.get(0); 13332 if (DEBUG_PREFERRED) { 13333 Slog.i(TAG, "Checking replace of preferred:"); 13334 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13335 if (!cur.mPref.mAlways) { 13336 Slog.i(TAG, " -- CUR; not mAlways!"); 13337 } else { 13338 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13339 Slog.i(TAG, " -- CUR: mSet=" 13340 + Arrays.toString(cur.mPref.mSetComponents)); 13341 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13342 Slog.i(TAG, " -- NEW: mMatch=" 13343 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13344 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13345 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13346 } 13347 } 13348 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13349 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13350 && cur.mPref.sameSet(set)) { 13351 // Setting the preferred activity to what it happens to be already 13352 if (DEBUG_PREFERRED) { 13353 Slog.i(TAG, "Replacing with same preferred activity " 13354 + cur.mPref.mShortComponent + " for user " 13355 + userId + ":"); 13356 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13357 } 13358 return; 13359 } 13360 } 13361 13362 if (existing != null) { 13363 if (DEBUG_PREFERRED) { 13364 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13365 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13366 } 13367 for (int i = 0; i < existing.size(); i++) { 13368 PreferredActivity pa = existing.get(i); 13369 if (DEBUG_PREFERRED) { 13370 Slog.i(TAG, "Removing existing preferred activity " 13371 + pa.mPref.mComponent + ":"); 13372 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13373 } 13374 pir.removeFilter(pa); 13375 } 13376 } 13377 } 13378 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13379 "Replacing preferred"); 13380 } 13381 } 13382 13383 @Override 13384 public void clearPackagePreferredActivities(String packageName) { 13385 final int uid = Binder.getCallingUid(); 13386 // writer 13387 synchronized (mPackages) { 13388 PackageParser.Package pkg = mPackages.get(packageName); 13389 if (pkg == null || pkg.applicationInfo.uid != uid) { 13390 if (mContext.checkCallingOrSelfPermission( 13391 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13392 != PackageManager.PERMISSION_GRANTED) { 13393 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13394 < Build.VERSION_CODES.FROYO) { 13395 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13396 + Binder.getCallingUid()); 13397 return; 13398 } 13399 mContext.enforceCallingOrSelfPermission( 13400 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13401 } 13402 } 13403 13404 int user = UserHandle.getCallingUserId(); 13405 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13406 scheduleWritePackageRestrictionsLocked(user); 13407 } 13408 } 13409 } 13410 13411 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13412 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13413 ArrayList<PreferredActivity> removed = null; 13414 boolean changed = false; 13415 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13416 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13417 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13418 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13419 continue; 13420 } 13421 Iterator<PreferredActivity> it = pir.filterIterator(); 13422 while (it.hasNext()) { 13423 PreferredActivity pa = it.next(); 13424 // Mark entry for removal only if it matches the package name 13425 // and the entry is of type "always". 13426 if (packageName == null || 13427 (pa.mPref.mComponent.getPackageName().equals(packageName) 13428 && pa.mPref.mAlways)) { 13429 if (removed == null) { 13430 removed = new ArrayList<PreferredActivity>(); 13431 } 13432 removed.add(pa); 13433 } 13434 } 13435 if (removed != null) { 13436 for (int j=0; j<removed.size(); j++) { 13437 PreferredActivity pa = removed.get(j); 13438 pir.removeFilter(pa); 13439 } 13440 changed = true; 13441 } 13442 } 13443 return changed; 13444 } 13445 13446 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13447 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13448 if (userId == UserHandle.USER_ALL) { 13449 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13450 sUserManager.getUserIds())) { 13451 for (int oneUserId : sUserManager.getUserIds()) { 13452 scheduleWritePackageRestrictionsLocked(oneUserId); 13453 } 13454 } 13455 } else { 13456 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13457 scheduleWritePackageRestrictionsLocked(userId); 13458 } 13459 } 13460 } 13461 13462 13463 void clearDefaultBrowserIfNeeded(String packageName) { 13464 for (int oneUserId : sUserManager.getUserIds()) { 13465 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13466 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13467 if (packageName.equals(defaultBrowserPackageName)) { 13468 setDefaultBrowserPackageName(null, oneUserId); 13469 } 13470 } 13471 } 13472 13473 @Override 13474 public void resetPreferredActivities(int userId) { 13475 mContext.enforceCallingOrSelfPermission( 13476 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13477 // writer 13478 synchronized (mPackages) { 13479 clearPackagePreferredActivitiesLPw(null, userId); 13480 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13481 applyFactoryDefaultBrowserLPw(userId); 13482 13483 scheduleWritePackageRestrictionsLocked(userId); 13484 } 13485 } 13486 13487 @Override 13488 public int getPreferredActivities(List<IntentFilter> outFilters, 13489 List<ComponentName> outActivities, String packageName) { 13490 13491 int num = 0; 13492 final int userId = UserHandle.getCallingUserId(); 13493 // reader 13494 synchronized (mPackages) { 13495 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13496 if (pir != null) { 13497 final Iterator<PreferredActivity> it = pir.filterIterator(); 13498 while (it.hasNext()) { 13499 final PreferredActivity pa = it.next(); 13500 if (packageName == null 13501 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13502 && pa.mPref.mAlways)) { 13503 if (outFilters != null) { 13504 outFilters.add(new IntentFilter(pa)); 13505 } 13506 if (outActivities != null) { 13507 outActivities.add(pa.mPref.mComponent); 13508 } 13509 } 13510 } 13511 } 13512 } 13513 13514 return num; 13515 } 13516 13517 @Override 13518 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13519 int userId) { 13520 int callingUid = Binder.getCallingUid(); 13521 if (callingUid != Process.SYSTEM_UID) { 13522 throw new SecurityException( 13523 "addPersistentPreferredActivity can only be run by the system"); 13524 } 13525 if (filter.countActions() == 0) { 13526 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13527 return; 13528 } 13529 synchronized (mPackages) { 13530 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13531 " :"); 13532 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13533 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13534 new PersistentPreferredActivity(filter, activity)); 13535 scheduleWritePackageRestrictionsLocked(userId); 13536 } 13537 } 13538 13539 @Override 13540 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13541 int callingUid = Binder.getCallingUid(); 13542 if (callingUid != Process.SYSTEM_UID) { 13543 throw new SecurityException( 13544 "clearPackagePersistentPreferredActivities can only be run by the system"); 13545 } 13546 ArrayList<PersistentPreferredActivity> removed = null; 13547 boolean changed = false; 13548 synchronized (mPackages) { 13549 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13550 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13551 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13552 .valueAt(i); 13553 if (userId != thisUserId) { 13554 continue; 13555 } 13556 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13557 while (it.hasNext()) { 13558 PersistentPreferredActivity ppa = it.next(); 13559 // Mark entry for removal only if it matches the package name. 13560 if (ppa.mComponent.getPackageName().equals(packageName)) { 13561 if (removed == null) { 13562 removed = new ArrayList<PersistentPreferredActivity>(); 13563 } 13564 removed.add(ppa); 13565 } 13566 } 13567 if (removed != null) { 13568 for (int j=0; j<removed.size(); j++) { 13569 PersistentPreferredActivity ppa = removed.get(j); 13570 ppir.removeFilter(ppa); 13571 } 13572 changed = true; 13573 } 13574 } 13575 13576 if (changed) { 13577 scheduleWritePackageRestrictionsLocked(userId); 13578 } 13579 } 13580 } 13581 13582 /** 13583 * Common machinery for picking apart a restored XML blob and passing 13584 * it to a caller-supplied functor to be applied to the running system. 13585 */ 13586 private void restoreFromXml(XmlPullParser parser, int userId, 13587 String expectedStartTag, BlobXmlRestorer functor) 13588 throws IOException, XmlPullParserException { 13589 int type; 13590 while ((type = parser.next()) != XmlPullParser.START_TAG 13591 && type != XmlPullParser.END_DOCUMENT) { 13592 } 13593 if (type != XmlPullParser.START_TAG) { 13594 // oops didn't find a start tag?! 13595 if (DEBUG_BACKUP) { 13596 Slog.e(TAG, "Didn't find start tag during restore"); 13597 } 13598 return; 13599 } 13600 13601 // this is supposed to be TAG_PREFERRED_BACKUP 13602 if (!expectedStartTag.equals(parser.getName())) { 13603 if (DEBUG_BACKUP) { 13604 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13605 } 13606 return; 13607 } 13608 13609 // skip interfering stuff, then we're aligned with the backing implementation 13610 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13611 functor.apply(parser, userId); 13612 } 13613 13614 private interface BlobXmlRestorer { 13615 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13616 } 13617 13618 /** 13619 * Non-Binder method, support for the backup/restore mechanism: write the 13620 * full set of preferred activities in its canonical XML format. Returns the 13621 * XML output as a byte array, or null if there is none. 13622 */ 13623 @Override 13624 public byte[] getPreferredActivityBackup(int userId) { 13625 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13626 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13627 } 13628 13629 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13630 try { 13631 final XmlSerializer serializer = new FastXmlSerializer(); 13632 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13633 serializer.startDocument(null, true); 13634 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13635 13636 synchronized (mPackages) { 13637 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13638 } 13639 13640 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13641 serializer.endDocument(); 13642 serializer.flush(); 13643 } catch (Exception e) { 13644 if (DEBUG_BACKUP) { 13645 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13646 } 13647 return null; 13648 } 13649 13650 return dataStream.toByteArray(); 13651 } 13652 13653 @Override 13654 public void restorePreferredActivities(byte[] backup, int userId) { 13655 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13656 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13657 } 13658 13659 try { 13660 final XmlPullParser parser = Xml.newPullParser(); 13661 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13662 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13663 new BlobXmlRestorer() { 13664 @Override 13665 public void apply(XmlPullParser parser, int userId) 13666 throws XmlPullParserException, IOException { 13667 synchronized (mPackages) { 13668 mSettings.readPreferredActivitiesLPw(parser, userId); 13669 } 13670 } 13671 } ); 13672 } catch (Exception e) { 13673 if (DEBUG_BACKUP) { 13674 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13675 } 13676 } 13677 } 13678 13679 /** 13680 * Non-Binder method, support for the backup/restore mechanism: write the 13681 * default browser (etc) settings in its canonical XML format. Returns the default 13682 * browser XML representation as a byte array, or null if there is none. 13683 */ 13684 @Override 13685 public byte[] getDefaultAppsBackup(int userId) { 13686 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13687 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13688 } 13689 13690 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13691 try { 13692 final XmlSerializer serializer = new FastXmlSerializer(); 13693 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13694 serializer.startDocument(null, true); 13695 serializer.startTag(null, TAG_DEFAULT_APPS); 13696 13697 synchronized (mPackages) { 13698 mSettings.writeDefaultAppsLPr(serializer, userId); 13699 } 13700 13701 serializer.endTag(null, TAG_DEFAULT_APPS); 13702 serializer.endDocument(); 13703 serializer.flush(); 13704 } catch (Exception e) { 13705 if (DEBUG_BACKUP) { 13706 Slog.e(TAG, "Unable to write default apps for backup", e); 13707 } 13708 return null; 13709 } 13710 13711 return dataStream.toByteArray(); 13712 } 13713 13714 @Override 13715 public void restoreDefaultApps(byte[] backup, int userId) { 13716 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13717 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13718 } 13719 13720 try { 13721 final XmlPullParser parser = Xml.newPullParser(); 13722 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13723 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13724 new BlobXmlRestorer() { 13725 @Override 13726 public void apply(XmlPullParser parser, int userId) 13727 throws XmlPullParserException, IOException { 13728 synchronized (mPackages) { 13729 mSettings.readDefaultAppsLPw(parser, userId); 13730 } 13731 } 13732 } ); 13733 } catch (Exception e) { 13734 if (DEBUG_BACKUP) { 13735 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 13736 } 13737 } 13738 } 13739 13740 @Override 13741 public byte[] getIntentFilterVerificationBackup(int userId) { 13742 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13743 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 13744 } 13745 13746 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13747 try { 13748 final XmlSerializer serializer = new FastXmlSerializer(); 13749 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13750 serializer.startDocument(null, true); 13751 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 13752 13753 synchronized (mPackages) { 13754 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 13755 } 13756 13757 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 13758 serializer.endDocument(); 13759 serializer.flush(); 13760 } catch (Exception e) { 13761 if (DEBUG_BACKUP) { 13762 Slog.e(TAG, "Unable to write default apps for backup", e); 13763 } 13764 return null; 13765 } 13766 13767 return dataStream.toByteArray(); 13768 } 13769 13770 @Override 13771 public void restoreIntentFilterVerification(byte[] backup, int userId) { 13772 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13773 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13774 } 13775 13776 try { 13777 final XmlPullParser parser = Xml.newPullParser(); 13778 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13779 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 13780 new BlobXmlRestorer() { 13781 @Override 13782 public void apply(XmlPullParser parser, int userId) 13783 throws XmlPullParserException, IOException { 13784 synchronized (mPackages) { 13785 mSettings.readAllDomainVerificationsLPr(parser, userId); 13786 mSettings.writeLPr(); 13787 } 13788 } 13789 } ); 13790 } catch (Exception e) { 13791 if (DEBUG_BACKUP) { 13792 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13793 } 13794 } 13795 } 13796 13797 @Override 13798 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13799 int sourceUserId, int targetUserId, int flags) { 13800 mContext.enforceCallingOrSelfPermission( 13801 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13802 int callingUid = Binder.getCallingUid(); 13803 enforceOwnerRights(ownerPackage, callingUid); 13804 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13805 if (intentFilter.countActions() == 0) { 13806 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13807 return; 13808 } 13809 synchronized (mPackages) { 13810 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13811 ownerPackage, targetUserId, flags); 13812 CrossProfileIntentResolver resolver = 13813 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13814 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13815 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13816 if (existing != null) { 13817 int size = existing.size(); 13818 for (int i = 0; i < size; i++) { 13819 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13820 return; 13821 } 13822 } 13823 } 13824 resolver.addFilter(newFilter); 13825 scheduleWritePackageRestrictionsLocked(sourceUserId); 13826 } 13827 } 13828 13829 @Override 13830 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13831 mContext.enforceCallingOrSelfPermission( 13832 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13833 int callingUid = Binder.getCallingUid(); 13834 enforceOwnerRights(ownerPackage, callingUid); 13835 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13836 synchronized (mPackages) { 13837 CrossProfileIntentResolver resolver = 13838 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13839 ArraySet<CrossProfileIntentFilter> set = 13840 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13841 for (CrossProfileIntentFilter filter : set) { 13842 if (filter.getOwnerPackage().equals(ownerPackage)) { 13843 resolver.removeFilter(filter); 13844 } 13845 } 13846 scheduleWritePackageRestrictionsLocked(sourceUserId); 13847 } 13848 } 13849 13850 // Enforcing that callingUid is owning pkg on userId 13851 private void enforceOwnerRights(String pkg, int callingUid) { 13852 // The system owns everything. 13853 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13854 return; 13855 } 13856 int callingUserId = UserHandle.getUserId(callingUid); 13857 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13858 if (pi == null) { 13859 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13860 + callingUserId); 13861 } 13862 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13863 throw new SecurityException("Calling uid " + callingUid 13864 + " does not own package " + pkg); 13865 } 13866 } 13867 13868 @Override 13869 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13870 Intent intent = new Intent(Intent.ACTION_MAIN); 13871 intent.addCategory(Intent.CATEGORY_HOME); 13872 13873 final int callingUserId = UserHandle.getCallingUserId(); 13874 List<ResolveInfo> list = queryIntentActivities(intent, null, 13875 PackageManager.GET_META_DATA, callingUserId); 13876 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13877 true, false, false, callingUserId); 13878 13879 allHomeCandidates.clear(); 13880 if (list != null) { 13881 for (ResolveInfo ri : list) { 13882 allHomeCandidates.add(ri); 13883 } 13884 } 13885 return (preferred == null || preferred.activityInfo == null) 13886 ? null 13887 : new ComponentName(preferred.activityInfo.packageName, 13888 preferred.activityInfo.name); 13889 } 13890 13891 @Override 13892 public void setApplicationEnabledSetting(String appPackageName, 13893 int newState, int flags, int userId, String callingPackage) { 13894 if (!sUserManager.exists(userId)) return; 13895 if (callingPackage == null) { 13896 callingPackage = Integer.toString(Binder.getCallingUid()); 13897 } 13898 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13899 } 13900 13901 @Override 13902 public void setComponentEnabledSetting(ComponentName componentName, 13903 int newState, int flags, int userId) { 13904 if (!sUserManager.exists(userId)) return; 13905 setEnabledSetting(componentName.getPackageName(), 13906 componentName.getClassName(), newState, flags, userId, null); 13907 } 13908 13909 private void setEnabledSetting(final String packageName, String className, int newState, 13910 final int flags, int userId, String callingPackage) { 13911 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13912 || newState == COMPONENT_ENABLED_STATE_ENABLED 13913 || newState == COMPONENT_ENABLED_STATE_DISABLED 13914 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13915 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13916 throw new IllegalArgumentException("Invalid new component state: " 13917 + newState); 13918 } 13919 PackageSetting pkgSetting; 13920 final int uid = Binder.getCallingUid(); 13921 final int permission = mContext.checkCallingOrSelfPermission( 13922 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13923 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13924 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13925 boolean sendNow = false; 13926 boolean isApp = (className == null); 13927 String componentName = isApp ? packageName : className; 13928 int packageUid = -1; 13929 ArrayList<String> components; 13930 13931 // writer 13932 synchronized (mPackages) { 13933 pkgSetting = mSettings.mPackages.get(packageName); 13934 if (pkgSetting == null) { 13935 if (className == null) { 13936 throw new IllegalArgumentException( 13937 "Unknown package: " + packageName); 13938 } 13939 throw new IllegalArgumentException( 13940 "Unknown component: " + packageName 13941 + "/" + className); 13942 } 13943 // Allow root and verify that userId is not being specified by a different user 13944 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13945 throw new SecurityException( 13946 "Permission Denial: attempt to change component state from pid=" 13947 + Binder.getCallingPid() 13948 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13949 } 13950 if (className == null) { 13951 // We're dealing with an application/package level state change 13952 if (pkgSetting.getEnabled(userId) == newState) { 13953 // Nothing to do 13954 return; 13955 } 13956 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13957 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13958 // Don't care about who enables an app. 13959 callingPackage = null; 13960 } 13961 pkgSetting.setEnabled(newState, userId, callingPackage); 13962 // pkgSetting.pkg.mSetEnabled = newState; 13963 } else { 13964 // We're dealing with a component level state change 13965 // First, verify that this is a valid class name. 13966 PackageParser.Package pkg = pkgSetting.pkg; 13967 if (pkg == null || !pkg.hasComponentClassName(className)) { 13968 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13969 throw new IllegalArgumentException("Component class " + className 13970 + " does not exist in " + packageName); 13971 } else { 13972 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13973 + className + " does not exist in " + packageName); 13974 } 13975 } 13976 switch (newState) { 13977 case COMPONENT_ENABLED_STATE_ENABLED: 13978 if (!pkgSetting.enableComponentLPw(className, userId)) { 13979 return; 13980 } 13981 break; 13982 case COMPONENT_ENABLED_STATE_DISABLED: 13983 if (!pkgSetting.disableComponentLPw(className, userId)) { 13984 return; 13985 } 13986 break; 13987 case COMPONENT_ENABLED_STATE_DEFAULT: 13988 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13989 return; 13990 } 13991 break; 13992 default: 13993 Slog.e(TAG, "Invalid new component state: " + newState); 13994 return; 13995 } 13996 } 13997 scheduleWritePackageRestrictionsLocked(userId); 13998 components = mPendingBroadcasts.get(userId, packageName); 13999 final boolean newPackage = components == null; 14000 if (newPackage) { 14001 components = new ArrayList<String>(); 14002 } 14003 if (!components.contains(componentName)) { 14004 components.add(componentName); 14005 } 14006 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14007 sendNow = true; 14008 // Purge entry from pending broadcast list if another one exists already 14009 // since we are sending one right away. 14010 mPendingBroadcasts.remove(userId, packageName); 14011 } else { 14012 if (newPackage) { 14013 mPendingBroadcasts.put(userId, packageName, components); 14014 } 14015 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14016 // Schedule a message 14017 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14018 } 14019 } 14020 } 14021 14022 long callingId = Binder.clearCallingIdentity(); 14023 try { 14024 if (sendNow) { 14025 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14026 sendPackageChangedBroadcast(packageName, 14027 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14028 } 14029 } finally { 14030 Binder.restoreCallingIdentity(callingId); 14031 } 14032 } 14033 14034 private void sendPackageChangedBroadcast(String packageName, 14035 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14036 if (DEBUG_INSTALL) 14037 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14038 + componentNames); 14039 Bundle extras = new Bundle(4); 14040 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14041 String nameList[] = new String[componentNames.size()]; 14042 componentNames.toArray(nameList); 14043 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14044 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14045 extras.putInt(Intent.EXTRA_UID, packageUid); 14046 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14047 new int[] {UserHandle.getUserId(packageUid)}); 14048 } 14049 14050 @Override 14051 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14052 if (!sUserManager.exists(userId)) return; 14053 final int uid = Binder.getCallingUid(); 14054 final int permission = mContext.checkCallingOrSelfPermission( 14055 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14056 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14057 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14058 // writer 14059 synchronized (mPackages) { 14060 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14061 allowedByPermission, uid, userId)) { 14062 scheduleWritePackageRestrictionsLocked(userId); 14063 } 14064 } 14065 } 14066 14067 @Override 14068 public String getInstallerPackageName(String packageName) { 14069 // reader 14070 synchronized (mPackages) { 14071 return mSettings.getInstallerPackageNameLPr(packageName); 14072 } 14073 } 14074 14075 @Override 14076 public int getApplicationEnabledSetting(String packageName, int userId) { 14077 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14078 int uid = Binder.getCallingUid(); 14079 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14080 // reader 14081 synchronized (mPackages) { 14082 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14083 } 14084 } 14085 14086 @Override 14087 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14088 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14089 int uid = Binder.getCallingUid(); 14090 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14091 // reader 14092 synchronized (mPackages) { 14093 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14094 } 14095 } 14096 14097 @Override 14098 public void enterSafeMode() { 14099 enforceSystemOrRoot("Only the system can request entering safe mode"); 14100 14101 if (!mSystemReady) { 14102 mSafeMode = true; 14103 } 14104 } 14105 14106 @Override 14107 public void systemReady() { 14108 mSystemReady = true; 14109 14110 // Read the compatibilty setting when the system is ready. 14111 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14112 mContext.getContentResolver(), 14113 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14114 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14115 if (DEBUG_SETTINGS) { 14116 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14117 } 14118 14119 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14120 14121 synchronized (mPackages) { 14122 // Verify that all of the preferred activity components actually 14123 // exist. It is possible for applications to be updated and at 14124 // that point remove a previously declared activity component that 14125 // had been set as a preferred activity. We try to clean this up 14126 // the next time we encounter that preferred activity, but it is 14127 // possible for the user flow to never be able to return to that 14128 // situation so here we do a sanity check to make sure we haven't 14129 // left any junk around. 14130 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14131 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14132 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14133 removed.clear(); 14134 for (PreferredActivity pa : pir.filterSet()) { 14135 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14136 removed.add(pa); 14137 } 14138 } 14139 if (removed.size() > 0) { 14140 for (int r=0; r<removed.size(); r++) { 14141 PreferredActivity pa = removed.get(r); 14142 Slog.w(TAG, "Removing dangling preferred activity: " 14143 + pa.mPref.mComponent); 14144 pir.removeFilter(pa); 14145 } 14146 mSettings.writePackageRestrictionsLPr( 14147 mSettings.mPreferredActivities.keyAt(i)); 14148 } 14149 } 14150 14151 for (int userId : UserManagerService.getInstance().getUserIds()) { 14152 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14153 grantPermissionsUserIds = ArrayUtils.appendInt( 14154 grantPermissionsUserIds, userId); 14155 } 14156 } 14157 } 14158 sUserManager.systemReady(); 14159 14160 // If we upgraded grant all default permissions before kicking off. 14161 for (int userId : grantPermissionsUserIds) { 14162 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14163 } 14164 14165 // Kick off any messages waiting for system ready 14166 if (mPostSystemReadyMessages != null) { 14167 for (Message msg : mPostSystemReadyMessages) { 14168 msg.sendToTarget(); 14169 } 14170 mPostSystemReadyMessages = null; 14171 } 14172 14173 // Watch for external volumes that come and go over time 14174 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14175 storage.registerListener(mStorageListener); 14176 14177 mInstallerService.systemReady(); 14178 mPackageDexOptimizer.systemReady(); 14179 } 14180 14181 @Override 14182 public boolean isSafeMode() { 14183 return mSafeMode; 14184 } 14185 14186 @Override 14187 public boolean hasSystemUidErrors() { 14188 return mHasSystemUidErrors; 14189 } 14190 14191 static String arrayToString(int[] array) { 14192 StringBuffer buf = new StringBuffer(128); 14193 buf.append('['); 14194 if (array != null) { 14195 for (int i=0; i<array.length; i++) { 14196 if (i > 0) buf.append(", "); 14197 buf.append(array[i]); 14198 } 14199 } 14200 buf.append(']'); 14201 return buf.toString(); 14202 } 14203 14204 static class DumpState { 14205 public static final int DUMP_LIBS = 1 << 0; 14206 public static final int DUMP_FEATURES = 1 << 1; 14207 public static final int DUMP_RESOLVERS = 1 << 2; 14208 public static final int DUMP_PERMISSIONS = 1 << 3; 14209 public static final int DUMP_PACKAGES = 1 << 4; 14210 public static final int DUMP_SHARED_USERS = 1 << 5; 14211 public static final int DUMP_MESSAGES = 1 << 6; 14212 public static final int DUMP_PROVIDERS = 1 << 7; 14213 public static final int DUMP_VERIFIERS = 1 << 8; 14214 public static final int DUMP_PREFERRED = 1 << 9; 14215 public static final int DUMP_PREFERRED_XML = 1 << 10; 14216 public static final int DUMP_KEYSETS = 1 << 11; 14217 public static final int DUMP_VERSION = 1 << 12; 14218 public static final int DUMP_INSTALLS = 1 << 13; 14219 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14220 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14221 14222 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14223 14224 private int mTypes; 14225 14226 private int mOptions; 14227 14228 private boolean mTitlePrinted; 14229 14230 private SharedUserSetting mSharedUser; 14231 14232 public boolean isDumping(int type) { 14233 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14234 return true; 14235 } 14236 14237 return (mTypes & type) != 0; 14238 } 14239 14240 public void setDump(int type) { 14241 mTypes |= type; 14242 } 14243 14244 public boolean isOptionEnabled(int option) { 14245 return (mOptions & option) != 0; 14246 } 14247 14248 public void setOptionEnabled(int option) { 14249 mOptions |= option; 14250 } 14251 14252 public boolean onTitlePrinted() { 14253 final boolean printed = mTitlePrinted; 14254 mTitlePrinted = true; 14255 return printed; 14256 } 14257 14258 public boolean getTitlePrinted() { 14259 return mTitlePrinted; 14260 } 14261 14262 public void setTitlePrinted(boolean enabled) { 14263 mTitlePrinted = enabled; 14264 } 14265 14266 public SharedUserSetting getSharedUser() { 14267 return mSharedUser; 14268 } 14269 14270 public void setSharedUser(SharedUserSetting user) { 14271 mSharedUser = user; 14272 } 14273 } 14274 14275 @Override 14276 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14277 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14278 != PackageManager.PERMISSION_GRANTED) { 14279 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14280 + Binder.getCallingPid() 14281 + ", uid=" + Binder.getCallingUid() 14282 + " without permission " 14283 + android.Manifest.permission.DUMP); 14284 return; 14285 } 14286 14287 DumpState dumpState = new DumpState(); 14288 boolean fullPreferred = false; 14289 boolean checkin = false; 14290 14291 String packageName = null; 14292 ArraySet<String> permissionNames = null; 14293 14294 int opti = 0; 14295 while (opti < args.length) { 14296 String opt = args[opti]; 14297 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14298 break; 14299 } 14300 opti++; 14301 14302 if ("-a".equals(opt)) { 14303 // Right now we only know how to print all. 14304 } else if ("-h".equals(opt)) { 14305 pw.println("Package manager dump options:"); 14306 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14307 pw.println(" --checkin: dump for a checkin"); 14308 pw.println(" -f: print details of intent filters"); 14309 pw.println(" -h: print this help"); 14310 pw.println(" cmd may be one of:"); 14311 pw.println(" l[ibraries]: list known shared libraries"); 14312 pw.println(" f[ibraries]: list device features"); 14313 pw.println(" k[eysets]: print known keysets"); 14314 pw.println(" r[esolvers]: dump intent resolvers"); 14315 pw.println(" perm[issions]: dump permissions"); 14316 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14317 pw.println(" pref[erred]: print preferred package settings"); 14318 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14319 pw.println(" prov[iders]: dump content providers"); 14320 pw.println(" p[ackages]: dump installed packages"); 14321 pw.println(" s[hared-users]: dump shared user IDs"); 14322 pw.println(" m[essages]: print collected runtime messages"); 14323 pw.println(" v[erifiers]: print package verifier info"); 14324 pw.println(" version: print database version info"); 14325 pw.println(" write: write current settings now"); 14326 pw.println(" <package.name>: info about given package"); 14327 pw.println(" installs: details about install sessions"); 14328 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14329 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14330 return; 14331 } else if ("--checkin".equals(opt)) { 14332 checkin = true; 14333 } else if ("-f".equals(opt)) { 14334 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14335 } else { 14336 pw.println("Unknown argument: " + opt + "; use -h for help"); 14337 } 14338 } 14339 14340 // Is the caller requesting to dump a particular piece of data? 14341 if (opti < args.length) { 14342 String cmd = args[opti]; 14343 opti++; 14344 // Is this a package name? 14345 if ("android".equals(cmd) || cmd.contains(".")) { 14346 packageName = cmd; 14347 // When dumping a single package, we always dump all of its 14348 // filter information since the amount of data will be reasonable. 14349 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14350 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14351 dumpState.setDump(DumpState.DUMP_LIBS); 14352 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14353 dumpState.setDump(DumpState.DUMP_FEATURES); 14354 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14355 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14356 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14357 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14358 } else if ("permission".equals(cmd)) { 14359 if (opti >= args.length) { 14360 pw.println("Error: permission requires permission name"); 14361 return; 14362 } 14363 permissionNames = new ArraySet<>(); 14364 while (opti < args.length) { 14365 permissionNames.add(args[opti]); 14366 opti++; 14367 } 14368 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14369 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14370 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14371 dumpState.setDump(DumpState.DUMP_PREFERRED); 14372 } else if ("preferred-xml".equals(cmd)) { 14373 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14374 if (opti < args.length && "--full".equals(args[opti])) { 14375 fullPreferred = true; 14376 opti++; 14377 } 14378 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14379 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14380 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14381 dumpState.setDump(DumpState.DUMP_PACKAGES); 14382 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14383 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14384 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14385 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14386 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14387 dumpState.setDump(DumpState.DUMP_MESSAGES); 14388 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14389 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14390 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14391 || "intent-filter-verifiers".equals(cmd)) { 14392 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14393 } else if ("version".equals(cmd)) { 14394 dumpState.setDump(DumpState.DUMP_VERSION); 14395 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14396 dumpState.setDump(DumpState.DUMP_KEYSETS); 14397 } else if ("installs".equals(cmd)) { 14398 dumpState.setDump(DumpState.DUMP_INSTALLS); 14399 } else if ("write".equals(cmd)) { 14400 synchronized (mPackages) { 14401 mSettings.writeLPr(); 14402 pw.println("Settings written."); 14403 return; 14404 } 14405 } 14406 } 14407 14408 if (checkin) { 14409 pw.println("vers,1"); 14410 } 14411 14412 // reader 14413 synchronized (mPackages) { 14414 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14415 if (!checkin) { 14416 if (dumpState.onTitlePrinted()) 14417 pw.println(); 14418 pw.println("Database versions:"); 14419 pw.print(" SDK Version:"); 14420 pw.print(" internal="); 14421 pw.print(mSettings.mInternalSdkPlatform); 14422 pw.print(" external="); 14423 pw.println(mSettings.mExternalSdkPlatform); 14424 pw.print(" DB Version:"); 14425 pw.print(" internal="); 14426 pw.print(mSettings.mInternalDatabaseVersion); 14427 pw.print(" external="); 14428 pw.println(mSettings.mExternalDatabaseVersion); 14429 } 14430 } 14431 14432 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14433 if (!checkin) { 14434 if (dumpState.onTitlePrinted()) 14435 pw.println(); 14436 pw.println("Verifiers:"); 14437 pw.print(" Required: "); 14438 pw.print(mRequiredVerifierPackage); 14439 pw.print(" (uid="); 14440 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14441 pw.println(")"); 14442 } else if (mRequiredVerifierPackage != null) { 14443 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14444 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14445 } 14446 } 14447 14448 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14449 packageName == null) { 14450 if (mIntentFilterVerifierComponent != null) { 14451 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14452 if (!checkin) { 14453 if (dumpState.onTitlePrinted()) 14454 pw.println(); 14455 pw.println("Intent Filter Verifier:"); 14456 pw.print(" Using: "); 14457 pw.print(verifierPackageName); 14458 pw.print(" (uid="); 14459 pw.print(getPackageUid(verifierPackageName, 0)); 14460 pw.println(")"); 14461 } else if (verifierPackageName != null) { 14462 pw.print("ifv,"); pw.print(verifierPackageName); 14463 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14464 } 14465 } else { 14466 pw.println(); 14467 pw.println("No Intent Filter Verifier available!"); 14468 } 14469 } 14470 14471 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14472 boolean printedHeader = false; 14473 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14474 while (it.hasNext()) { 14475 String name = it.next(); 14476 SharedLibraryEntry ent = mSharedLibraries.get(name); 14477 if (!checkin) { 14478 if (!printedHeader) { 14479 if (dumpState.onTitlePrinted()) 14480 pw.println(); 14481 pw.println("Libraries:"); 14482 printedHeader = true; 14483 } 14484 pw.print(" "); 14485 } else { 14486 pw.print("lib,"); 14487 } 14488 pw.print(name); 14489 if (!checkin) { 14490 pw.print(" -> "); 14491 } 14492 if (ent.path != null) { 14493 if (!checkin) { 14494 pw.print("(jar) "); 14495 pw.print(ent.path); 14496 } else { 14497 pw.print(",jar,"); 14498 pw.print(ent.path); 14499 } 14500 } else { 14501 if (!checkin) { 14502 pw.print("(apk) "); 14503 pw.print(ent.apk); 14504 } else { 14505 pw.print(",apk,"); 14506 pw.print(ent.apk); 14507 } 14508 } 14509 pw.println(); 14510 } 14511 } 14512 14513 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14514 if (dumpState.onTitlePrinted()) 14515 pw.println(); 14516 if (!checkin) { 14517 pw.println("Features:"); 14518 } 14519 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14520 while (it.hasNext()) { 14521 String name = it.next(); 14522 if (!checkin) { 14523 pw.print(" "); 14524 } else { 14525 pw.print("feat,"); 14526 } 14527 pw.println(name); 14528 } 14529 } 14530 14531 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14532 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14533 : "Activity Resolver Table:", " ", packageName, 14534 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14535 dumpState.setTitlePrinted(true); 14536 } 14537 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14538 : "Receiver Resolver Table:", " ", packageName, 14539 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14540 dumpState.setTitlePrinted(true); 14541 } 14542 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14543 : "Service Resolver Table:", " ", packageName, 14544 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14545 dumpState.setTitlePrinted(true); 14546 } 14547 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14548 : "Provider Resolver Table:", " ", packageName, 14549 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14550 dumpState.setTitlePrinted(true); 14551 } 14552 } 14553 14554 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14555 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14556 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14557 int user = mSettings.mPreferredActivities.keyAt(i); 14558 if (pir.dump(pw, 14559 dumpState.getTitlePrinted() 14560 ? "\nPreferred Activities User " + user + ":" 14561 : "Preferred Activities User " + user + ":", " ", 14562 packageName, true, false)) { 14563 dumpState.setTitlePrinted(true); 14564 } 14565 } 14566 } 14567 14568 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14569 pw.flush(); 14570 FileOutputStream fout = new FileOutputStream(fd); 14571 BufferedOutputStream str = new BufferedOutputStream(fout); 14572 XmlSerializer serializer = new FastXmlSerializer(); 14573 try { 14574 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14575 serializer.startDocument(null, true); 14576 serializer.setFeature( 14577 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14578 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14579 serializer.endDocument(); 14580 serializer.flush(); 14581 } catch (IllegalArgumentException e) { 14582 pw.println("Failed writing: " + e); 14583 } catch (IllegalStateException e) { 14584 pw.println("Failed writing: " + e); 14585 } catch (IOException e) { 14586 pw.println("Failed writing: " + e); 14587 } 14588 } 14589 14590 if (!checkin 14591 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14592 && packageName == null) { 14593 pw.println(); 14594 int count = mSettings.mPackages.size(); 14595 if (count == 0) { 14596 pw.println("No domain preferred apps!"); 14597 pw.println(); 14598 } else { 14599 final String prefix = " "; 14600 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14601 if (allPackageSettings.size() == 0) { 14602 pw.println("No domain preferred apps!"); 14603 pw.println(); 14604 } else { 14605 pw.println("Domain preferred apps status:"); 14606 pw.println(); 14607 count = 0; 14608 for (PackageSetting ps : allPackageSettings) { 14609 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14610 if (ivi == null || ivi.getPackageName() == null) continue; 14611 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14612 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14613 pw.println(prefix + "Status: " + ivi.getStatusString()); 14614 pw.println(); 14615 count++; 14616 } 14617 if (count == 0) { 14618 pw.println(prefix + "No domain preferred app status!"); 14619 pw.println(); 14620 } 14621 for (int userId : sUserManager.getUserIds()) { 14622 pw.println("Domain preferred apps for User " + userId + ":"); 14623 pw.println(); 14624 count = 0; 14625 for (PackageSetting ps : allPackageSettings) { 14626 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14627 if (ivi == null || ivi.getPackageName() == null) { 14628 continue; 14629 } 14630 final int status = ps.getDomainVerificationStatusForUser(userId); 14631 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14632 continue; 14633 } 14634 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14635 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14636 String statusStr = IntentFilterVerificationInfo. 14637 getStatusStringFromValue(status); 14638 pw.println(prefix + "Status: " + statusStr); 14639 pw.println(); 14640 count++; 14641 } 14642 if (count == 0) { 14643 pw.println(prefix + "No domain preferred apps!"); 14644 pw.println(); 14645 } 14646 } 14647 } 14648 } 14649 } 14650 14651 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14652 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14653 if (packageName == null && permissionNames == null) { 14654 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14655 if (iperm == 0) { 14656 if (dumpState.onTitlePrinted()) 14657 pw.println(); 14658 pw.println("AppOp Permissions:"); 14659 } 14660 pw.print(" AppOp Permission "); 14661 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14662 pw.println(":"); 14663 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14664 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14665 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14666 } 14667 } 14668 } 14669 } 14670 14671 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14672 boolean printedSomething = false; 14673 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14674 if (packageName != null && !packageName.equals(p.info.packageName)) { 14675 continue; 14676 } 14677 if (!printedSomething) { 14678 if (dumpState.onTitlePrinted()) 14679 pw.println(); 14680 pw.println("Registered ContentProviders:"); 14681 printedSomething = true; 14682 } 14683 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14684 pw.print(" "); pw.println(p.toString()); 14685 } 14686 printedSomething = false; 14687 for (Map.Entry<String, PackageParser.Provider> entry : 14688 mProvidersByAuthority.entrySet()) { 14689 PackageParser.Provider p = entry.getValue(); 14690 if (packageName != null && !packageName.equals(p.info.packageName)) { 14691 continue; 14692 } 14693 if (!printedSomething) { 14694 if (dumpState.onTitlePrinted()) 14695 pw.println(); 14696 pw.println("ContentProvider Authorities:"); 14697 printedSomething = true; 14698 } 14699 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14700 pw.print(" "); pw.println(p.toString()); 14701 if (p.info != null && p.info.applicationInfo != null) { 14702 final String appInfo = p.info.applicationInfo.toString(); 14703 pw.print(" applicationInfo="); pw.println(appInfo); 14704 } 14705 } 14706 } 14707 14708 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14709 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14710 } 14711 14712 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14713 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 14714 } 14715 14716 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14717 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 14718 } 14719 14720 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14721 // XXX should handle packageName != null by dumping only install data that 14722 // the given package is involved with. 14723 if (dumpState.onTitlePrinted()) pw.println(); 14724 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14725 } 14726 14727 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14728 if (dumpState.onTitlePrinted()) pw.println(); 14729 mSettings.dumpReadMessagesLPr(pw, dumpState); 14730 14731 pw.println(); 14732 pw.println("Package warning messages:"); 14733 BufferedReader in = null; 14734 String line = null; 14735 try { 14736 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14737 while ((line = in.readLine()) != null) { 14738 if (line.contains("ignored: updated version")) continue; 14739 pw.println(line); 14740 } 14741 } catch (IOException ignored) { 14742 } finally { 14743 IoUtils.closeQuietly(in); 14744 } 14745 } 14746 14747 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14748 BufferedReader in = null; 14749 String line = null; 14750 try { 14751 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14752 while ((line = in.readLine()) != null) { 14753 if (line.contains("ignored: updated version")) continue; 14754 pw.print("msg,"); 14755 pw.println(line); 14756 } 14757 } catch (IOException ignored) { 14758 } finally { 14759 IoUtils.closeQuietly(in); 14760 } 14761 } 14762 } 14763 } 14764 14765 // ------- apps on sdcard specific code ------- 14766 static final boolean DEBUG_SD_INSTALL = false; 14767 14768 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14769 14770 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14771 14772 private boolean mMediaMounted = false; 14773 14774 static String getEncryptKey() { 14775 try { 14776 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14777 SD_ENCRYPTION_KEYSTORE_NAME); 14778 if (sdEncKey == null) { 14779 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14780 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14781 if (sdEncKey == null) { 14782 Slog.e(TAG, "Failed to create encryption keys"); 14783 return null; 14784 } 14785 } 14786 return sdEncKey; 14787 } catch (NoSuchAlgorithmException nsae) { 14788 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14789 return null; 14790 } catch (IOException ioe) { 14791 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14792 return null; 14793 } 14794 } 14795 14796 /* 14797 * Update media status on PackageManager. 14798 */ 14799 @Override 14800 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14801 int callingUid = Binder.getCallingUid(); 14802 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14803 throw new SecurityException("Media status can only be updated by the system"); 14804 } 14805 // reader; this apparently protects mMediaMounted, but should probably 14806 // be a different lock in that case. 14807 synchronized (mPackages) { 14808 Log.i(TAG, "Updating external media status from " 14809 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14810 + (mediaStatus ? "mounted" : "unmounted")); 14811 if (DEBUG_SD_INSTALL) 14812 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14813 + ", mMediaMounted=" + mMediaMounted); 14814 if (mediaStatus == mMediaMounted) { 14815 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14816 : 0, -1); 14817 mHandler.sendMessage(msg); 14818 return; 14819 } 14820 mMediaMounted = mediaStatus; 14821 } 14822 // Queue up an async operation since the package installation may take a 14823 // little while. 14824 mHandler.post(new Runnable() { 14825 public void run() { 14826 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14827 } 14828 }); 14829 } 14830 14831 /** 14832 * Called by MountService when the initial ASECs to scan are available. 14833 * Should block until all the ASEC containers are finished being scanned. 14834 */ 14835 public void scanAvailableAsecs() { 14836 updateExternalMediaStatusInner(true, false, false); 14837 if (mShouldRestoreconData) { 14838 SELinuxMMAC.setRestoreconDone(); 14839 mShouldRestoreconData = false; 14840 } 14841 } 14842 14843 /* 14844 * Collect information of applications on external media, map them against 14845 * existing containers and update information based on current mount status. 14846 * Please note that we always have to report status if reportStatus has been 14847 * set to true especially when unloading packages. 14848 */ 14849 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14850 boolean externalStorage) { 14851 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14852 int[] uidArr = EmptyArray.INT; 14853 14854 final String[] list = PackageHelper.getSecureContainerList(); 14855 if (ArrayUtils.isEmpty(list)) { 14856 Log.i(TAG, "No secure containers found"); 14857 } else { 14858 // Process list of secure containers and categorize them 14859 // as active or stale based on their package internal state. 14860 14861 // reader 14862 synchronized (mPackages) { 14863 for (String cid : list) { 14864 // Leave stages untouched for now; installer service owns them 14865 if (PackageInstallerService.isStageName(cid)) continue; 14866 14867 if (DEBUG_SD_INSTALL) 14868 Log.i(TAG, "Processing container " + cid); 14869 String pkgName = getAsecPackageName(cid); 14870 if (pkgName == null) { 14871 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14872 continue; 14873 } 14874 if (DEBUG_SD_INSTALL) 14875 Log.i(TAG, "Looking for pkg : " + pkgName); 14876 14877 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14878 if (ps == null) { 14879 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14880 continue; 14881 } 14882 14883 /* 14884 * Skip packages that are not external if we're unmounting 14885 * external storage. 14886 */ 14887 if (externalStorage && !isMounted && !isExternal(ps)) { 14888 continue; 14889 } 14890 14891 final AsecInstallArgs args = new AsecInstallArgs(cid, 14892 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14893 // The package status is changed only if the code path 14894 // matches between settings and the container id. 14895 if (ps.codePathString != null 14896 && ps.codePathString.startsWith(args.getCodePath())) { 14897 if (DEBUG_SD_INSTALL) { 14898 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14899 + " at code path: " + ps.codePathString); 14900 } 14901 14902 // We do have a valid package installed on sdcard 14903 processCids.put(args, ps.codePathString); 14904 final int uid = ps.appId; 14905 if (uid != -1) { 14906 uidArr = ArrayUtils.appendInt(uidArr, uid); 14907 } 14908 } else { 14909 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14910 + ps.codePathString); 14911 } 14912 } 14913 } 14914 14915 Arrays.sort(uidArr); 14916 } 14917 14918 // Process packages with valid entries. 14919 if (isMounted) { 14920 if (DEBUG_SD_INSTALL) 14921 Log.i(TAG, "Loading packages"); 14922 loadMediaPackages(processCids, uidArr); 14923 startCleaningPackages(); 14924 mInstallerService.onSecureContainersAvailable(); 14925 } else { 14926 if (DEBUG_SD_INSTALL) 14927 Log.i(TAG, "Unloading packages"); 14928 unloadMediaPackages(processCids, uidArr, reportStatus); 14929 } 14930 } 14931 14932 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14933 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14934 final int size = infos.size(); 14935 final String[] packageNames = new String[size]; 14936 final int[] packageUids = new int[size]; 14937 for (int i = 0; i < size; i++) { 14938 final ApplicationInfo info = infos.get(i); 14939 packageNames[i] = info.packageName; 14940 packageUids[i] = info.uid; 14941 } 14942 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14943 finishedReceiver); 14944 } 14945 14946 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14947 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14948 sendResourcesChangedBroadcast(mediaStatus, replacing, 14949 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14950 } 14951 14952 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14953 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14954 int size = pkgList.length; 14955 if (size > 0) { 14956 // Send broadcasts here 14957 Bundle extras = new Bundle(); 14958 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14959 if (uidArr != null) { 14960 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14961 } 14962 if (replacing) { 14963 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14964 } 14965 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14966 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14967 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14968 } 14969 } 14970 14971 /* 14972 * Look at potentially valid container ids from processCids If package 14973 * information doesn't match the one on record or package scanning fails, 14974 * the cid is added to list of removeCids. We currently don't delete stale 14975 * containers. 14976 */ 14977 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14978 ArrayList<String> pkgList = new ArrayList<String>(); 14979 Set<AsecInstallArgs> keys = processCids.keySet(); 14980 14981 for (AsecInstallArgs args : keys) { 14982 String codePath = processCids.get(args); 14983 if (DEBUG_SD_INSTALL) 14984 Log.i(TAG, "Loading container : " + args.cid); 14985 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14986 try { 14987 // Make sure there are no container errors first. 14988 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14989 Slog.e(TAG, "Failed to mount cid : " + args.cid 14990 + " when installing from sdcard"); 14991 continue; 14992 } 14993 // Check code path here. 14994 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14995 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14996 + " does not match one in settings " + codePath); 14997 continue; 14998 } 14999 // Parse package 15000 int parseFlags = mDefParseFlags; 15001 if (args.isExternalAsec()) { 15002 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15003 } 15004 if (args.isFwdLocked()) { 15005 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15006 } 15007 15008 synchronized (mInstallLock) { 15009 PackageParser.Package pkg = null; 15010 try { 15011 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15012 } catch (PackageManagerException e) { 15013 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15014 } 15015 // Scan the package 15016 if (pkg != null) { 15017 /* 15018 * TODO why is the lock being held? doPostInstall is 15019 * called in other places without the lock. This needs 15020 * to be straightened out. 15021 */ 15022 // writer 15023 synchronized (mPackages) { 15024 retCode = PackageManager.INSTALL_SUCCEEDED; 15025 pkgList.add(pkg.packageName); 15026 // Post process args 15027 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15028 pkg.applicationInfo.uid); 15029 } 15030 } else { 15031 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15032 } 15033 } 15034 15035 } finally { 15036 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15037 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15038 } 15039 } 15040 } 15041 // writer 15042 synchronized (mPackages) { 15043 // If the platform SDK has changed since the last time we booted, 15044 // we need to re-grant app permission to catch any new ones that 15045 // appear. This is really a hack, and means that apps can in some 15046 // cases get permissions that the user didn't initially explicitly 15047 // allow... it would be nice to have some better way to handle 15048 // this situation. 15049 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15050 if (regrantPermissions) 15051 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15052 + mSdkVersion + "; regranting permissions for external storage"); 15053 mSettings.mExternalSdkPlatform = mSdkVersion; 15054 15055 // Make sure group IDs have been assigned, and any permission 15056 // changes in other apps are accounted for 15057 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15058 | (regrantPermissions 15059 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15060 : 0)); 15061 15062 mSettings.updateExternalDatabaseVersion(); 15063 15064 // can downgrade to reader 15065 // Persist settings 15066 mSettings.writeLPr(); 15067 } 15068 // Send a broadcast to let everyone know we are done processing 15069 if (pkgList.size() > 0) { 15070 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15071 } 15072 } 15073 15074 /* 15075 * Utility method to unload a list of specified containers 15076 */ 15077 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15078 // Just unmount all valid containers. 15079 for (AsecInstallArgs arg : cidArgs) { 15080 synchronized (mInstallLock) { 15081 arg.doPostDeleteLI(false); 15082 } 15083 } 15084 } 15085 15086 /* 15087 * Unload packages mounted on external media. This involves deleting package 15088 * data from internal structures, sending broadcasts about diabled packages, 15089 * gc'ing to free up references, unmounting all secure containers 15090 * corresponding to packages on external media, and posting a 15091 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15092 * that we always have to post this message if status has been requested no 15093 * matter what. 15094 */ 15095 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15096 final boolean reportStatus) { 15097 if (DEBUG_SD_INSTALL) 15098 Log.i(TAG, "unloading media packages"); 15099 ArrayList<String> pkgList = new ArrayList<String>(); 15100 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15101 final Set<AsecInstallArgs> keys = processCids.keySet(); 15102 for (AsecInstallArgs args : keys) { 15103 String pkgName = args.getPackageName(); 15104 if (DEBUG_SD_INSTALL) 15105 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15106 // Delete package internally 15107 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15108 synchronized (mInstallLock) { 15109 boolean res = deletePackageLI(pkgName, null, false, null, null, 15110 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15111 if (res) { 15112 pkgList.add(pkgName); 15113 } else { 15114 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15115 failedList.add(args); 15116 } 15117 } 15118 } 15119 15120 // reader 15121 synchronized (mPackages) { 15122 // We didn't update the settings after removing each package; 15123 // write them now for all packages. 15124 mSettings.writeLPr(); 15125 } 15126 15127 // We have to absolutely send UPDATED_MEDIA_STATUS only 15128 // after confirming that all the receivers processed the ordered 15129 // broadcast when packages get disabled, force a gc to clean things up. 15130 // and unload all the containers. 15131 if (pkgList.size() > 0) { 15132 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15133 new IIntentReceiver.Stub() { 15134 public void performReceive(Intent intent, int resultCode, String data, 15135 Bundle extras, boolean ordered, boolean sticky, 15136 int sendingUser) throws RemoteException { 15137 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15138 reportStatus ? 1 : 0, 1, keys); 15139 mHandler.sendMessage(msg); 15140 } 15141 }); 15142 } else { 15143 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15144 keys); 15145 mHandler.sendMessage(msg); 15146 } 15147 } 15148 15149 private void loadPrivatePackages(VolumeInfo vol) { 15150 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15151 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15152 synchronized (mInstallLock) { 15153 synchronized (mPackages) { 15154 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15155 for (PackageSetting ps : packages) { 15156 final PackageParser.Package pkg; 15157 try { 15158 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15159 loaded.add(pkg.applicationInfo); 15160 } catch (PackageManagerException e) { 15161 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15162 } 15163 } 15164 15165 // TODO: regrant any permissions that changed based since original install 15166 15167 mSettings.writeLPr(); 15168 } 15169 } 15170 15171 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15172 sendResourcesChangedBroadcast(true, false, loaded, null); 15173 } 15174 15175 private void unloadPrivatePackages(VolumeInfo vol) { 15176 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15177 synchronized (mInstallLock) { 15178 synchronized (mPackages) { 15179 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15180 for (PackageSetting ps : packages) { 15181 if (ps.pkg == null) continue; 15182 15183 final ApplicationInfo info = ps.pkg.applicationInfo; 15184 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15185 if (deletePackageLI(ps.name, null, false, null, null, 15186 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15187 unloaded.add(info); 15188 } else { 15189 Slog.w(TAG, "Failed to unload " + ps.codePath); 15190 } 15191 } 15192 15193 mSettings.writeLPr(); 15194 } 15195 } 15196 15197 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15198 sendResourcesChangedBroadcast(false, false, unloaded, null); 15199 } 15200 15201 private void unfreezePackage(String packageName) { 15202 synchronized (mPackages) { 15203 final PackageSetting ps = mSettings.mPackages.get(packageName); 15204 if (ps != null) { 15205 ps.frozen = false; 15206 } 15207 } 15208 } 15209 15210 @Override 15211 public int movePackage(final String packageName, final String volumeUuid) { 15212 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15213 15214 final int moveId = mNextMoveId.getAndIncrement(); 15215 try { 15216 movePackageInternal(packageName, volumeUuid, moveId); 15217 } catch (PackageManagerException e) { 15218 Slog.w(TAG, "Failed to move " + packageName, e); 15219 mMoveCallbacks.notifyStatusChanged(moveId, 15220 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15221 } 15222 return moveId; 15223 } 15224 15225 private void movePackageInternal(final String packageName, final String volumeUuid, 15226 final int moveId) throws PackageManagerException { 15227 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15228 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15229 final PackageManager pm = mContext.getPackageManager(); 15230 15231 final boolean currentAsec; 15232 final String currentVolumeUuid; 15233 final File codeFile; 15234 final String installerPackageName; 15235 final String packageAbiOverride; 15236 final int appId; 15237 final String seinfo; 15238 final String label; 15239 15240 // reader 15241 synchronized (mPackages) { 15242 final PackageParser.Package pkg = mPackages.get(packageName); 15243 final PackageSetting ps = mSettings.mPackages.get(packageName); 15244 if (pkg == null || ps == null) { 15245 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15246 } 15247 15248 if (pkg.applicationInfo.isSystemApp()) { 15249 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15250 "Cannot move system application"); 15251 } 15252 15253 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15254 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15255 "Package already moved to " + volumeUuid); 15256 } 15257 15258 final File probe = new File(pkg.codePath); 15259 final File probeOat = new File(probe, "oat"); 15260 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15261 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15262 "Move only supported for modern cluster style installs"); 15263 } 15264 15265 if (ps.frozen) { 15266 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15267 "Failed to move already frozen package"); 15268 } 15269 ps.frozen = true; 15270 15271 currentAsec = pkg.applicationInfo.isForwardLocked() 15272 || pkg.applicationInfo.isExternalAsec(); 15273 currentVolumeUuid = ps.volumeUuid; 15274 codeFile = new File(pkg.codePath); 15275 installerPackageName = ps.installerPackageName; 15276 packageAbiOverride = ps.cpuAbiOverrideString; 15277 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15278 seinfo = pkg.applicationInfo.seinfo; 15279 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15280 } 15281 15282 // Now that we're guarded by frozen state, kill app during move 15283 killApplication(packageName, appId, "move pkg"); 15284 15285 final Bundle extras = new Bundle(); 15286 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15287 extras.putString(Intent.EXTRA_TITLE, label); 15288 mMoveCallbacks.notifyCreated(moveId, extras); 15289 15290 int installFlags; 15291 final boolean moveCompleteApp; 15292 final File measurePath; 15293 15294 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15295 installFlags = INSTALL_INTERNAL; 15296 moveCompleteApp = !currentAsec; 15297 measurePath = Environment.getDataAppDirectory(volumeUuid); 15298 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15299 installFlags = INSTALL_EXTERNAL; 15300 moveCompleteApp = false; 15301 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15302 } else { 15303 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15304 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15305 || !volume.isMountedWritable()) { 15306 unfreezePackage(packageName); 15307 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15308 "Move location not mounted private volume"); 15309 } 15310 15311 Preconditions.checkState(!currentAsec); 15312 15313 installFlags = INSTALL_INTERNAL; 15314 moveCompleteApp = true; 15315 measurePath = Environment.getDataAppDirectory(volumeUuid); 15316 } 15317 15318 final PackageStats stats = new PackageStats(null, -1); 15319 synchronized (mInstaller) { 15320 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15321 unfreezePackage(packageName); 15322 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15323 "Failed to measure package size"); 15324 } 15325 } 15326 15327 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15328 + stats.dataSize); 15329 15330 final long startFreeBytes = measurePath.getFreeSpace(); 15331 final long sizeBytes; 15332 if (moveCompleteApp) { 15333 sizeBytes = stats.codeSize + stats.dataSize; 15334 } else { 15335 sizeBytes = stats.codeSize; 15336 } 15337 15338 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15339 unfreezePackage(packageName); 15340 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15341 "Not enough free space to move"); 15342 } 15343 15344 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15345 15346 final CountDownLatch installedLatch = new CountDownLatch(1); 15347 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15348 @Override 15349 public void onUserActionRequired(Intent intent) throws RemoteException { 15350 throw new IllegalStateException(); 15351 } 15352 15353 @Override 15354 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15355 Bundle extras) throws RemoteException { 15356 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15357 + PackageManager.installStatusToString(returnCode, msg)); 15358 15359 installedLatch.countDown(); 15360 15361 // Regardless of success or failure of the move operation, 15362 // always unfreeze the package 15363 unfreezePackage(packageName); 15364 15365 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15366 switch (status) { 15367 case PackageInstaller.STATUS_SUCCESS: 15368 mMoveCallbacks.notifyStatusChanged(moveId, 15369 PackageManager.MOVE_SUCCEEDED); 15370 break; 15371 case PackageInstaller.STATUS_FAILURE_STORAGE: 15372 mMoveCallbacks.notifyStatusChanged(moveId, 15373 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15374 break; 15375 default: 15376 mMoveCallbacks.notifyStatusChanged(moveId, 15377 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15378 break; 15379 } 15380 } 15381 }; 15382 15383 final MoveInfo move; 15384 if (moveCompleteApp) { 15385 // Kick off a thread to report progress estimates 15386 new Thread() { 15387 @Override 15388 public void run() { 15389 while (true) { 15390 try { 15391 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15392 break; 15393 } 15394 } catch (InterruptedException ignored) { 15395 } 15396 15397 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15398 final int progress = 10 + (int) MathUtils.constrain( 15399 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15400 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15401 } 15402 } 15403 }.start(); 15404 15405 final String dataAppName = codeFile.getName(); 15406 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15407 dataAppName, appId, seinfo); 15408 } else { 15409 move = null; 15410 } 15411 15412 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15413 15414 final Message msg = mHandler.obtainMessage(INIT_COPY); 15415 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15416 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15417 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15418 mHandler.sendMessage(msg); 15419 } 15420 15421 @Override 15422 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15423 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15424 15425 final int realMoveId = mNextMoveId.getAndIncrement(); 15426 final Bundle extras = new Bundle(); 15427 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15428 mMoveCallbacks.notifyCreated(realMoveId, extras); 15429 15430 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15431 @Override 15432 public void onCreated(int moveId, Bundle extras) { 15433 // Ignored 15434 } 15435 15436 @Override 15437 public void onStatusChanged(int moveId, int status, long estMillis) { 15438 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15439 } 15440 }; 15441 15442 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15443 storage.setPrimaryStorageUuid(volumeUuid, callback); 15444 return realMoveId; 15445 } 15446 15447 @Override 15448 public int getMoveStatus(int moveId) { 15449 mContext.enforceCallingOrSelfPermission( 15450 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15451 return mMoveCallbacks.mLastStatus.get(moveId); 15452 } 15453 15454 @Override 15455 public void registerMoveCallback(IPackageMoveObserver callback) { 15456 mContext.enforceCallingOrSelfPermission( 15457 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15458 mMoveCallbacks.register(callback); 15459 } 15460 15461 @Override 15462 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15463 mContext.enforceCallingOrSelfPermission( 15464 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15465 mMoveCallbacks.unregister(callback); 15466 } 15467 15468 @Override 15469 public boolean setInstallLocation(int loc) { 15470 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15471 null); 15472 if (getInstallLocation() == loc) { 15473 return true; 15474 } 15475 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15476 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15477 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15478 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15479 return true; 15480 } 15481 return false; 15482 } 15483 15484 @Override 15485 public int getInstallLocation() { 15486 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15487 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15488 PackageHelper.APP_INSTALL_AUTO); 15489 } 15490 15491 /** Called by UserManagerService */ 15492 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15493 mDirtyUsers.remove(userHandle); 15494 mSettings.removeUserLPw(userHandle); 15495 mPendingBroadcasts.remove(userHandle); 15496 if (mInstaller != null) { 15497 // Technically, we shouldn't be doing this with the package lock 15498 // held. However, this is very rare, and there is already so much 15499 // other disk I/O going on, that we'll let it slide for now. 15500 final StorageManager storage = StorageManager.from(mContext); 15501 final List<VolumeInfo> vols = storage.getVolumes(); 15502 for (VolumeInfo vol : vols) { 15503 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15504 final String volumeUuid = vol.getFsUuid(); 15505 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15506 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15507 } 15508 } 15509 } 15510 mUserNeedsBadging.delete(userHandle); 15511 removeUnusedPackagesLILPw(userManager, userHandle); 15512 } 15513 15514 /** 15515 * We're removing userHandle and would like to remove any downloaded packages 15516 * that are no longer in use by any other user. 15517 * @param userHandle the user being removed 15518 */ 15519 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15520 final boolean DEBUG_CLEAN_APKS = false; 15521 int [] users = userManager.getUserIdsLPr(); 15522 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15523 while (psit.hasNext()) { 15524 PackageSetting ps = psit.next(); 15525 if (ps.pkg == null) { 15526 continue; 15527 } 15528 final String packageName = ps.pkg.packageName; 15529 // Skip over if system app 15530 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15531 continue; 15532 } 15533 if (DEBUG_CLEAN_APKS) { 15534 Slog.i(TAG, "Checking package " + packageName); 15535 } 15536 boolean keep = false; 15537 for (int i = 0; i < users.length; i++) { 15538 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15539 keep = true; 15540 if (DEBUG_CLEAN_APKS) { 15541 Slog.i(TAG, " Keeping package " + packageName + " for user " 15542 + users[i]); 15543 } 15544 break; 15545 } 15546 } 15547 if (!keep) { 15548 if (DEBUG_CLEAN_APKS) { 15549 Slog.i(TAG, " Removing package " + packageName); 15550 } 15551 mHandler.post(new Runnable() { 15552 public void run() { 15553 deletePackageX(packageName, userHandle, 0); 15554 } //end run 15555 }); 15556 } 15557 } 15558 } 15559 15560 /** Called by UserManagerService */ 15561 void createNewUserLILPw(int userHandle, File path) { 15562 if (mInstaller != null) { 15563 mInstaller.createUserConfig(userHandle); 15564 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15565 applyFactoryDefaultBrowserLPw(userHandle); 15566 } 15567 } 15568 15569 void newUserCreatedLILPw(final int userHandle) { 15570 // We cannot grant the default permissions with a lock held as 15571 // we query providers from other components for default handlers 15572 // such as enabled IMEs, etc. 15573 mHandler.post(new Runnable() { 15574 @Override 15575 public void run() { 15576 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 15577 } 15578 }); 15579 } 15580 15581 @Override 15582 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15583 mContext.enforceCallingOrSelfPermission( 15584 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15585 "Only package verification agents can read the verifier device identity"); 15586 15587 synchronized (mPackages) { 15588 return mSettings.getVerifierDeviceIdentityLPw(); 15589 } 15590 } 15591 15592 @Override 15593 public void setPermissionEnforced(String permission, boolean enforced) { 15594 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15595 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15596 synchronized (mPackages) { 15597 if (mSettings.mReadExternalStorageEnforced == null 15598 || mSettings.mReadExternalStorageEnforced != enforced) { 15599 mSettings.mReadExternalStorageEnforced = enforced; 15600 mSettings.writeLPr(); 15601 } 15602 } 15603 // kill any non-foreground processes so we restart them and 15604 // grant/revoke the GID. 15605 final IActivityManager am = ActivityManagerNative.getDefault(); 15606 if (am != null) { 15607 final long token = Binder.clearCallingIdentity(); 15608 try { 15609 am.killProcessesBelowForeground("setPermissionEnforcement"); 15610 } catch (RemoteException e) { 15611 } finally { 15612 Binder.restoreCallingIdentity(token); 15613 } 15614 } 15615 } else { 15616 throw new IllegalArgumentException("No selective enforcement for " + permission); 15617 } 15618 } 15619 15620 @Override 15621 @Deprecated 15622 public boolean isPermissionEnforced(String permission) { 15623 return true; 15624 } 15625 15626 @Override 15627 public boolean isStorageLow() { 15628 final long token = Binder.clearCallingIdentity(); 15629 try { 15630 final DeviceStorageMonitorInternal 15631 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15632 if (dsm != null) { 15633 return dsm.isMemoryLow(); 15634 } else { 15635 return false; 15636 } 15637 } finally { 15638 Binder.restoreCallingIdentity(token); 15639 } 15640 } 15641 15642 @Override 15643 public IPackageInstaller getPackageInstaller() { 15644 return mInstallerService; 15645 } 15646 15647 private boolean userNeedsBadging(int userId) { 15648 int index = mUserNeedsBadging.indexOfKey(userId); 15649 if (index < 0) { 15650 final UserInfo userInfo; 15651 final long token = Binder.clearCallingIdentity(); 15652 try { 15653 userInfo = sUserManager.getUserInfo(userId); 15654 } finally { 15655 Binder.restoreCallingIdentity(token); 15656 } 15657 final boolean b; 15658 if (userInfo != null && userInfo.isManagedProfile()) { 15659 b = true; 15660 } else { 15661 b = false; 15662 } 15663 mUserNeedsBadging.put(userId, b); 15664 return b; 15665 } 15666 return mUserNeedsBadging.valueAt(index); 15667 } 15668 15669 @Override 15670 public KeySet getKeySetByAlias(String packageName, String alias) { 15671 if (packageName == null || alias == null) { 15672 return null; 15673 } 15674 synchronized(mPackages) { 15675 final PackageParser.Package pkg = mPackages.get(packageName); 15676 if (pkg == null) { 15677 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15678 throw new IllegalArgumentException("Unknown package: " + packageName); 15679 } 15680 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15681 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15682 } 15683 } 15684 15685 @Override 15686 public KeySet getSigningKeySet(String packageName) { 15687 if (packageName == null) { 15688 return null; 15689 } 15690 synchronized(mPackages) { 15691 final PackageParser.Package pkg = mPackages.get(packageName); 15692 if (pkg == null) { 15693 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15694 throw new IllegalArgumentException("Unknown package: " + packageName); 15695 } 15696 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15697 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15698 throw new SecurityException("May not access signing KeySet of other apps."); 15699 } 15700 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15701 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15702 } 15703 } 15704 15705 @Override 15706 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15707 if (packageName == null || ks == null) { 15708 return false; 15709 } 15710 synchronized(mPackages) { 15711 final PackageParser.Package pkg = mPackages.get(packageName); 15712 if (pkg == null) { 15713 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15714 throw new IllegalArgumentException("Unknown package: " + packageName); 15715 } 15716 IBinder ksh = ks.getToken(); 15717 if (ksh instanceof KeySetHandle) { 15718 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15719 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15720 } 15721 return false; 15722 } 15723 } 15724 15725 @Override 15726 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15727 if (packageName == null || ks == null) { 15728 return false; 15729 } 15730 synchronized(mPackages) { 15731 final PackageParser.Package pkg = mPackages.get(packageName); 15732 if (pkg == null) { 15733 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15734 throw new IllegalArgumentException("Unknown package: " + packageName); 15735 } 15736 IBinder ksh = ks.getToken(); 15737 if (ksh instanceof KeySetHandle) { 15738 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15739 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15740 } 15741 return false; 15742 } 15743 } 15744 15745 public void getUsageStatsIfNoPackageUsageInfo() { 15746 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15747 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15748 if (usm == null) { 15749 throw new IllegalStateException("UsageStatsManager must be initialized"); 15750 } 15751 long now = System.currentTimeMillis(); 15752 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15753 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15754 String packageName = entry.getKey(); 15755 PackageParser.Package pkg = mPackages.get(packageName); 15756 if (pkg == null) { 15757 continue; 15758 } 15759 UsageStats usage = entry.getValue(); 15760 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15761 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15762 } 15763 } 15764 } 15765 15766 /** 15767 * Check and throw if the given before/after packages would be considered a 15768 * downgrade. 15769 */ 15770 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15771 throws PackageManagerException { 15772 if (after.versionCode < before.mVersionCode) { 15773 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15774 "Update version code " + after.versionCode + " is older than current " 15775 + before.mVersionCode); 15776 } else if (after.versionCode == before.mVersionCode) { 15777 if (after.baseRevisionCode < before.baseRevisionCode) { 15778 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15779 "Update base revision code " + after.baseRevisionCode 15780 + " is older than current " + before.baseRevisionCode); 15781 } 15782 15783 if (!ArrayUtils.isEmpty(after.splitNames)) { 15784 for (int i = 0; i < after.splitNames.length; i++) { 15785 final String splitName = after.splitNames[i]; 15786 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15787 if (j != -1) { 15788 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15789 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15790 "Update split " + splitName + " revision code " 15791 + after.splitRevisionCodes[i] + " is older than current " 15792 + before.splitRevisionCodes[j]); 15793 } 15794 } 15795 } 15796 } 15797 } 15798 } 15799 15800 private static class MoveCallbacks extends Handler { 15801 private static final int MSG_CREATED = 1; 15802 private static final int MSG_STATUS_CHANGED = 2; 15803 15804 private final RemoteCallbackList<IPackageMoveObserver> 15805 mCallbacks = new RemoteCallbackList<>(); 15806 15807 private final SparseIntArray mLastStatus = new SparseIntArray(); 15808 15809 public MoveCallbacks(Looper looper) { 15810 super(looper); 15811 } 15812 15813 public void register(IPackageMoveObserver callback) { 15814 mCallbacks.register(callback); 15815 } 15816 15817 public void unregister(IPackageMoveObserver callback) { 15818 mCallbacks.unregister(callback); 15819 } 15820 15821 @Override 15822 public void handleMessage(Message msg) { 15823 final SomeArgs args = (SomeArgs) msg.obj; 15824 final int n = mCallbacks.beginBroadcast(); 15825 for (int i = 0; i < n; i++) { 15826 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15827 try { 15828 invokeCallback(callback, msg.what, args); 15829 } catch (RemoteException ignored) { 15830 } 15831 } 15832 mCallbacks.finishBroadcast(); 15833 args.recycle(); 15834 } 15835 15836 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15837 throws RemoteException { 15838 switch (what) { 15839 case MSG_CREATED: { 15840 callback.onCreated(args.argi1, (Bundle) args.arg2); 15841 break; 15842 } 15843 case MSG_STATUS_CHANGED: { 15844 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15845 break; 15846 } 15847 } 15848 } 15849 15850 private void notifyCreated(int moveId, Bundle extras) { 15851 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15852 15853 final SomeArgs args = SomeArgs.obtain(); 15854 args.argi1 = moveId; 15855 args.arg2 = extras; 15856 obtainMessage(MSG_CREATED, args).sendToTarget(); 15857 } 15858 15859 private void notifyStatusChanged(int moveId, int status) { 15860 notifyStatusChanged(moveId, status, -1); 15861 } 15862 15863 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15864 Slog.v(TAG, "Move " + moveId + " status " + status); 15865 15866 final SomeArgs args = SomeArgs.obtain(); 15867 args.argi1 = moveId; 15868 args.argi2 = status; 15869 args.arg3 = estMillis; 15870 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15871 15872 synchronized (mLastStatus) { 15873 mLastStatus.put(moveId, status); 15874 } 15875 } 15876 } 15877 15878 private final class OnPermissionChangeListeners extends Handler { 15879 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15880 15881 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15882 new RemoteCallbackList<>(); 15883 15884 public OnPermissionChangeListeners(Looper looper) { 15885 super(looper); 15886 } 15887 15888 @Override 15889 public void handleMessage(Message msg) { 15890 switch (msg.what) { 15891 case MSG_ON_PERMISSIONS_CHANGED: { 15892 final int uid = msg.arg1; 15893 handleOnPermissionsChanged(uid); 15894 } break; 15895 } 15896 } 15897 15898 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15899 mPermissionListeners.register(listener); 15900 15901 } 15902 15903 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15904 mPermissionListeners.unregister(listener); 15905 } 15906 15907 public void onPermissionsChanged(int uid) { 15908 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15909 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15910 } 15911 } 15912 15913 private void handleOnPermissionsChanged(int uid) { 15914 final int count = mPermissionListeners.beginBroadcast(); 15915 try { 15916 for (int i = 0; i < count; i++) { 15917 IOnPermissionsChangeListener callback = mPermissionListeners 15918 .getBroadcastItem(i); 15919 try { 15920 callback.onPermissionsChanged(uid); 15921 } catch (RemoteException e) { 15922 Log.e(TAG, "Permission listener is dead", e); 15923 } 15924 } 15925 } finally { 15926 mPermissionListeners.finishBroadcast(); 15927 } 15928 } 15929 } 15930 15931 private class PackageManagerInternalImpl extends PackageManagerInternal { 15932 @Override 15933 public void setLocationPackagesProvider(PackagesProvider provider) { 15934 synchronized (mPackages) { 15935 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 15936 } 15937 } 15938 15939 @Override 15940 public void setImePackagesProvider(PackagesProvider provider) { 15941 synchronized (mPackages) { 15942 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 15943 } 15944 } 15945 15946 @Override 15947 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 15948 synchronized (mPackages) { 15949 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 15950 } 15951 } 15952 15953 @Override 15954 public void setSmsAppPackagesProvider(PackagesProvider provider) { 15955 synchronized (mPackages) { 15956 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 15957 } 15958 } 15959 15960 @Override 15961 public void setDialerAppPackagesProvider(PackagesProvider provider) { 15962 synchronized (mPackages) { 15963 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 15964 } 15965 } 15966 15967 @Override 15968 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 15969 synchronized (mPackages) { 15970 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 15971 packageName, userId); 15972 } 15973 } 15974 15975 @Override 15976 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 15977 synchronized (mPackages) { 15978 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 15979 packageName, userId); 15980 } 15981 } 15982 } 15983 15984 @Override 15985 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 15986 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 15987 synchronized (mPackages) { 15988 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 15989 packageNames, userId); 15990 } 15991 } 15992 15993 private static void enforceSystemOrPhoneCaller(String tag) { 15994 int callingUid = Binder.getCallingUid(); 15995 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 15996 throw new SecurityException( 15997 "Cannot call " + tag + " from UID " + callingUid); 15998 } 15999 } 16000} 16001