PackageManagerService.java revision 9edbda18df025527e18614cf0c45d538a27af30f
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.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 26import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 27import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 28import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 29import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 30import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 31import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 32import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 33import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 34import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 35import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 36import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 37import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 38import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 41import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 42import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 44import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 45import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 46import static android.content.pm.PackageManager.INSTALL_INTERNAL; 47import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 48import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 49import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 50import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 51import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 52import static android.content.pm.PackageManager.MATCH_ALL; 53import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 54import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 55import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 56import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 57import static android.content.pm.PackageParser.isApkFile; 58import static android.os.Process.FIRST_APPLICATION_UID; 59import static android.os.Process.PACKAGE_INFO_GID; 60import static android.os.Process.SYSTEM_UID; 61import static android.system.OsConstants.O_CREAT; 62import static android.system.OsConstants.O_RDWR; 63import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 64import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 65import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 66import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 67import static com.android.internal.util.ArrayUtils.appendInt; 68import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 69import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 70import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 71import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 72import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 73 74import android.Manifest; 75import android.app.ActivityManager; 76import android.app.ActivityManagerNative; 77import android.app.AppGlobals; 78import android.app.IActivityManager; 79import android.app.admin.IDevicePolicyManager; 80import android.app.backup.IBackupManager; 81import android.app.usage.UsageStats; 82import android.app.usage.UsageStatsManager; 83import android.content.BroadcastReceiver; 84import android.content.ComponentName; 85import android.content.Context; 86import android.content.IIntentReceiver; 87import android.content.Intent; 88import android.content.IntentFilter; 89import android.content.IntentSender; 90import android.content.IntentSender.SendIntentException; 91import android.content.ServiceConnection; 92import android.content.pm.ActivityInfo; 93import android.content.pm.ApplicationInfo; 94import android.content.pm.FeatureInfo; 95import android.content.pm.IOnPermissionsChangeListener; 96import android.content.pm.IPackageDataObserver; 97import android.content.pm.IPackageDeleteObserver; 98import android.content.pm.IPackageDeleteObserver2; 99import android.content.pm.IPackageInstallObserver2; 100import android.content.pm.IPackageInstaller; 101import android.content.pm.IPackageManager; 102import android.content.pm.IPackageMoveObserver; 103import android.content.pm.IPackageStatsObserver; 104import android.content.pm.InstrumentationInfo; 105import android.content.pm.IntentFilterVerificationInfo; 106import android.content.pm.KeySet; 107import android.content.pm.ManifestDigest; 108import android.content.pm.PackageCleanItem; 109import android.content.pm.PackageInfo; 110import android.content.pm.PackageInfoLite; 111import android.content.pm.PackageInstaller; 112import android.content.pm.PackageManager; 113import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 114import android.content.pm.PackageParser; 115import android.content.pm.PackageParser.ActivityIntentInfo; 116import android.content.pm.PackageParser.PackageLite; 117import android.content.pm.PackageParser.PackageParserException; 118import android.content.pm.PackageStats; 119import android.content.pm.PackageUserState; 120import android.content.pm.ParceledListSlice; 121import android.content.pm.PermissionGroupInfo; 122import android.content.pm.PermissionInfo; 123import android.content.pm.ProviderInfo; 124import android.content.pm.ResolveInfo; 125import android.content.pm.ServiceInfo; 126import android.content.pm.Signature; 127import android.content.pm.UserInfo; 128import android.content.pm.VerificationParams; 129import android.content.pm.VerifierDeviceIdentity; 130import android.content.pm.VerifierInfo; 131import android.content.res.Resources; 132import android.hardware.display.DisplayManager; 133import android.net.Uri; 134import android.os.Binder; 135import android.os.Build; 136import android.os.Bundle; 137import android.os.Debug; 138import android.os.Environment; 139import android.os.Environment.UserEnvironment; 140import android.os.FileUtils; 141import android.os.Handler; 142import android.os.IBinder; 143import android.os.Looper; 144import android.os.Message; 145import android.os.Parcel; 146import android.os.ParcelFileDescriptor; 147import android.os.Process; 148import android.os.RemoteCallbackList; 149import android.os.RemoteException; 150import android.os.SELinux; 151import android.os.ServiceManager; 152import android.os.SystemClock; 153import android.os.SystemProperties; 154import android.os.UserHandle; 155import android.os.UserManager; 156import android.os.storage.IMountService; 157import android.os.storage.StorageEventListener; 158import android.os.storage.StorageManager; 159import android.os.storage.VolumeInfo; 160import android.os.storage.VolumeRecord; 161import android.security.KeyStore; 162import android.security.SystemKeyStore; 163import android.system.ErrnoException; 164import android.system.Os; 165import android.system.StructStat; 166import android.text.TextUtils; 167import android.text.format.DateUtils; 168import android.util.ArrayMap; 169import android.util.ArraySet; 170import android.util.AtomicFile; 171import android.util.DisplayMetrics; 172import android.util.EventLog; 173import android.util.ExceptionUtils; 174import android.util.Log; 175import android.util.LogPrinter; 176import android.util.MathUtils; 177import android.util.PrintStreamPrinter; 178import android.util.Slog; 179import android.util.SparseArray; 180import android.util.SparseBooleanArray; 181import android.util.SparseIntArray; 182import android.util.Xml; 183import android.view.Display; 184 185import dalvik.system.DexFile; 186import dalvik.system.VMRuntime; 187 188import libcore.io.IoUtils; 189import libcore.util.EmptyArray; 190 191import com.android.internal.R; 192import com.android.internal.app.IMediaContainerService; 193import com.android.internal.app.ResolverActivity; 194import com.android.internal.content.NativeLibraryHelper; 195import com.android.internal.content.PackageHelper; 196import com.android.internal.os.IParcelFileDescriptorFactory; 197import com.android.internal.os.SomeArgs; 198import com.android.internal.util.ArrayUtils; 199import com.android.internal.util.FastPrintWriter; 200import com.android.internal.util.FastXmlSerializer; 201import com.android.internal.util.IndentingPrintWriter; 202import com.android.internal.util.Preconditions; 203import com.android.server.EventLogTags; 204import com.android.server.FgThread; 205import com.android.server.IntentResolver; 206import com.android.server.LocalServices; 207import com.android.server.ServiceThread; 208import com.android.server.SystemConfig; 209import com.android.server.Watchdog; 210import com.android.server.pm.Settings.DatabaseVersion; 211import com.android.server.pm.PermissionsState.PermissionState; 212import com.android.server.storage.DeviceStorageMonitorInternal; 213 214import org.xmlpull.v1.XmlPullParser; 215import org.xmlpull.v1.XmlSerializer; 216 217import java.io.BufferedInputStream; 218import java.io.BufferedOutputStream; 219import java.io.BufferedReader; 220import java.io.ByteArrayInputStream; 221import java.io.ByteArrayOutputStream; 222import java.io.File; 223import java.io.FileDescriptor; 224import java.io.FileNotFoundException; 225import java.io.FileOutputStream; 226import java.io.FileReader; 227import java.io.FilenameFilter; 228import java.io.IOException; 229import java.io.InputStream; 230import java.io.PrintWriter; 231import java.nio.charset.StandardCharsets; 232import java.security.NoSuchAlgorithmException; 233import java.security.PublicKey; 234import java.security.cert.CertificateEncodingException; 235import java.security.cert.CertificateException; 236import java.text.SimpleDateFormat; 237import java.util.ArrayList; 238import java.util.Arrays; 239import java.util.Collection; 240import java.util.Collections; 241import java.util.Comparator; 242import java.util.Date; 243import java.util.Iterator; 244import java.util.List; 245import java.util.Map; 246import java.util.Objects; 247import java.util.Set; 248import java.util.concurrent.CountDownLatch; 249import java.util.concurrent.TimeUnit; 250import java.util.concurrent.atomic.AtomicBoolean; 251import java.util.concurrent.atomic.AtomicInteger; 252import java.util.concurrent.atomic.AtomicLong; 253 254/** 255 * Keep track of all those .apks everywhere. 256 * 257 * This is very central to the platform's security; please run the unit 258 * tests whenever making modifications here: 259 * 260mmm frameworks/base/tests/AndroidTests 261adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 262adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 263 * 264 * {@hide} 265 */ 266public class PackageManagerService extends IPackageManager.Stub { 267 static final String TAG = "PackageManager"; 268 static final boolean DEBUG_SETTINGS = false; 269 static final boolean DEBUG_PREFERRED = false; 270 static final boolean DEBUG_UPGRADE = false; 271 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 272 private static final boolean DEBUG_BACKUP = true; 273 private static final boolean DEBUG_INSTALL = false; 274 private static final boolean DEBUG_REMOVE = false; 275 private static final boolean DEBUG_BROADCASTS = false; 276 private static final boolean DEBUG_SHOW_INFO = false; 277 private static final boolean DEBUG_PACKAGE_INFO = false; 278 private static final boolean DEBUG_INTENT_MATCHING = false; 279 private static final boolean DEBUG_PACKAGE_SCANNING = false; 280 private static final boolean DEBUG_VERIFY = false; 281 private static final boolean DEBUG_DEXOPT = false; 282 private static final boolean DEBUG_ABI_SELECTION = false; 283 284 private static final int RADIO_UID = Process.PHONE_UID; 285 private static final int LOG_UID = Process.LOG_UID; 286 private static final int NFC_UID = Process.NFC_UID; 287 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 288 private static final int SHELL_UID = Process.SHELL_UID; 289 290 // Cap the size of permission trees that 3rd party apps can define 291 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 292 293 // Suffix used during package installation when copying/moving 294 // package apks to install directory. 295 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 296 297 static final int SCAN_NO_DEX = 1<<1; 298 static final int SCAN_FORCE_DEX = 1<<2; 299 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 300 static final int SCAN_NEW_INSTALL = 1<<4; 301 static final int SCAN_NO_PATHS = 1<<5; 302 static final int SCAN_UPDATE_TIME = 1<<6; 303 static final int SCAN_DEFER_DEX = 1<<7; 304 static final int SCAN_BOOTING = 1<<8; 305 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 306 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 307 static final int SCAN_REQUIRE_KNOWN = 1<<12; 308 static final int SCAN_MOVE = 1<<13; 309 310 static final int REMOVE_CHATTY = 1<<16; 311 312 private static final int[] EMPTY_INT_ARRAY = new int[0]; 313 314 /** 315 * Timeout (in milliseconds) after which the watchdog should declare that 316 * our handler thread is wedged. The usual default for such things is one 317 * minute but we sometimes do very lengthy I/O operations on this thread, 318 * such as installing multi-gigabyte applications, so ours needs to be longer. 319 */ 320 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 321 322 /** 323 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 324 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 325 * settings entry if available, otherwise we use the hardcoded default. If it's been 326 * more than this long since the last fstrim, we force one during the boot sequence. 327 * 328 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 329 * one gets run at the next available charging+idle time. This final mandatory 330 * no-fstrim check kicks in only of the other scheduling criteria is never met. 331 */ 332 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 333 334 /** 335 * Whether verification is enabled by default. 336 */ 337 private static final boolean DEFAULT_VERIFY_ENABLE = true; 338 339 /** 340 * The default maximum time to wait for the verification agent to return in 341 * milliseconds. 342 */ 343 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 344 345 /** 346 * The default response for package verification timeout. 347 * 348 * This can be either PackageManager.VERIFICATION_ALLOW or 349 * PackageManager.VERIFICATION_REJECT. 350 */ 351 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 352 353 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 354 355 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 356 DEFAULT_CONTAINER_PACKAGE, 357 "com.android.defcontainer.DefaultContainerService"); 358 359 private static final String KILL_APP_REASON_GIDS_CHANGED = 360 "permission grant or revoke changed gids"; 361 362 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 363 "permissions revoked"; 364 365 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 366 367 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 368 369 /** Permission grant: not grant the permission. */ 370 private static final int GRANT_DENIED = 1; 371 372 /** Permission grant: grant the permission as an install permission. */ 373 private static final int GRANT_INSTALL = 2; 374 375 /** Permission grant: grant the permission as an install permission for a legacy app. */ 376 private static final int GRANT_INSTALL_LEGACY = 3; 377 378 /** Permission grant: grant the permission as a runtime one. */ 379 private static final int GRANT_RUNTIME = 4; 380 381 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 382 private static final int GRANT_UPGRADE = 5; 383 384 final ServiceThread mHandlerThread; 385 386 final PackageHandler mHandler; 387 388 /** 389 * Messages for {@link #mHandler} that need to wait for system ready before 390 * being dispatched. 391 */ 392 private ArrayList<Message> mPostSystemReadyMessages; 393 394 final int mSdkVersion = Build.VERSION.SDK_INT; 395 396 final Context mContext; 397 final boolean mFactoryTest; 398 final boolean mOnlyCore; 399 final boolean mLazyDexOpt; 400 final long mDexOptLRUThresholdInMills; 401 final DisplayMetrics mMetrics; 402 final int mDefParseFlags; 403 final String[] mSeparateProcesses; 404 final boolean mIsUpgrade; 405 406 // This is where all application persistent data goes. 407 final File mAppDataDir; 408 409 // This is where all application persistent data goes for secondary users. 410 final File mUserAppDataDir; 411 412 /** The location for ASEC container files on internal storage. */ 413 final String mAsecInternalPath; 414 415 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 416 // LOCK HELD. Can be called with mInstallLock held. 417 final Installer mInstaller; 418 419 /** Directory where installed third-party apps stored */ 420 final File mAppInstallDir; 421 422 /** 423 * Directory to which applications installed internally have their 424 * 32 bit native libraries copied. 425 */ 426 private File mAppLib32InstallDir; 427 428 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 429 // apps. 430 final File mDrmAppPrivateInstallDir; 431 432 // ---------------------------------------------------------------- 433 434 // Lock for state used when installing and doing other long running 435 // operations. Methods that must be called with this lock held have 436 // the suffix "LI". 437 final Object mInstallLock = new Object(); 438 439 // ---------------------------------------------------------------- 440 441 // Keys are String (package name), values are Package. This also serves 442 // as the lock for the global state. Methods that must be called with 443 // this lock held have the prefix "LP". 444 final ArrayMap<String, PackageParser.Package> mPackages = 445 new ArrayMap<String, PackageParser.Package>(); 446 447 // Tracks available target package names -> overlay package paths. 448 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 449 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 450 451 final Settings mSettings; 452 boolean mRestoredSettings; 453 454 // System configuration read by SystemConfig. 455 final int[] mGlobalGids; 456 final SparseArray<ArraySet<String>> mSystemPermissions; 457 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 458 459 // If mac_permissions.xml was found for seinfo labeling. 460 boolean mFoundPolicyFile; 461 462 // If a recursive restorecon of /data/data/<pkg> is needed. 463 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 464 465 public static final class SharedLibraryEntry { 466 public final String path; 467 public final String apk; 468 469 SharedLibraryEntry(String _path, String _apk) { 470 path = _path; 471 apk = _apk; 472 } 473 } 474 475 // Currently known shared libraries. 476 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 477 new ArrayMap<String, SharedLibraryEntry>(); 478 479 // All available activities, for your resolving pleasure. 480 final ActivityIntentResolver mActivities = 481 new ActivityIntentResolver(); 482 483 // All available receivers, for your resolving pleasure. 484 final ActivityIntentResolver mReceivers = 485 new ActivityIntentResolver(); 486 487 // All available services, for your resolving pleasure. 488 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 489 490 // All available providers, for your resolving pleasure. 491 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 492 493 // Mapping from provider base names (first directory in content URI codePath) 494 // to the provider information. 495 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 496 new ArrayMap<String, PackageParser.Provider>(); 497 498 // Mapping from instrumentation class names to info about them. 499 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 500 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 501 502 // Mapping from permission names to info about them. 503 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 504 new ArrayMap<String, PackageParser.PermissionGroup>(); 505 506 // Packages whose data we have transfered into another package, thus 507 // should no longer exist. 508 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 509 510 // Broadcast actions that are only available to the system. 511 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 512 513 /** List of packages waiting for verification. */ 514 final SparseArray<PackageVerificationState> mPendingVerification 515 = new SparseArray<PackageVerificationState>(); 516 517 /** Set of packages associated with each app op permission. */ 518 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 519 520 final PackageInstallerService mInstallerService; 521 522 private final PackageDexOptimizer mPackageDexOptimizer; 523 524 private AtomicInteger mNextMoveId = new AtomicInteger(); 525 private final MoveCallbacks mMoveCallbacks; 526 527 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 528 529 // Cache of users who need badging. 530 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 531 532 /** Token for keys in mPendingVerification. */ 533 private int mPendingVerificationToken = 0; 534 535 volatile boolean mSystemReady; 536 volatile boolean mSafeMode; 537 volatile boolean mHasSystemUidErrors; 538 539 ApplicationInfo mAndroidApplication; 540 final ActivityInfo mResolveActivity = new ActivityInfo(); 541 final ResolveInfo mResolveInfo = new ResolveInfo(); 542 ComponentName mResolveComponentName; 543 PackageParser.Package mPlatformPackage; 544 ComponentName mCustomResolverComponentName; 545 546 boolean mResolverReplaced = false; 547 548 private final ComponentName mIntentFilterVerifierComponent; 549 private int mIntentFilterVerificationToken = 0; 550 551 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 552 = new SparseArray<IntentFilterVerificationState>(); 553 554 private interface IntentFilterVerifier<T extends IntentFilter> { 555 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 556 T filter, String packageName); 557 void startVerifications(int userId); 558 void receiveVerificationResponse(int verificationId); 559 } 560 561 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 562 private Context mContext; 563 private ComponentName mIntentFilterVerifierComponent; 564 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 565 566 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 567 mContext = context; 568 mIntentFilterVerifierComponent = verifierComponent; 569 } 570 571 private String getDefaultScheme() { 572 return IntentFilter.SCHEME_HTTPS; 573 } 574 575 @Override 576 public void startVerifications(int userId) { 577 // Launch verifications requests 578 int count = mCurrentIntentFilterVerifications.size(); 579 for (int n=0; n<count; n++) { 580 int verificationId = mCurrentIntentFilterVerifications.get(n); 581 final IntentFilterVerificationState ivs = 582 mIntentFilterVerificationStates.get(verificationId); 583 584 String packageName = ivs.getPackageName(); 585 586 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 587 final int filterCount = filters.size(); 588 ArraySet<String> domainsSet = new ArraySet<>(); 589 for (int m=0; m<filterCount; m++) { 590 PackageParser.ActivityIntentInfo filter = filters.get(m); 591 domainsSet.addAll(filter.getHostsList()); 592 } 593 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 594 synchronized (mPackages) { 595 if (mSettings.createIntentFilterVerificationIfNeededLPw( 596 packageName, domainsList) != null) { 597 scheduleWriteSettingsLocked(); 598 } 599 } 600 sendVerificationRequest(userId, verificationId, ivs); 601 } 602 mCurrentIntentFilterVerifications.clear(); 603 } 604 605 private void sendVerificationRequest(int userId, int verificationId, 606 IntentFilterVerificationState ivs) { 607 608 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 609 verificationIntent.putExtra( 610 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 611 verificationId); 612 verificationIntent.putExtra( 613 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 614 getDefaultScheme()); 615 verificationIntent.putExtra( 616 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 617 ivs.getHostsString()); 618 verificationIntent.putExtra( 619 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 620 ivs.getPackageName()); 621 verificationIntent.setComponent(mIntentFilterVerifierComponent); 622 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 623 624 UserHandle user = new UserHandle(userId); 625 mContext.sendBroadcastAsUser(verificationIntent, user); 626 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 627 "Sending IntenFilter verification broadcast"); 628 } 629 630 public void receiveVerificationResponse(int verificationId) { 631 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 632 633 final boolean verified = ivs.isVerified(); 634 635 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 636 final int count = filters.size(); 637 for (int n=0; n<count; n++) { 638 PackageParser.ActivityIntentInfo filter = filters.get(n); 639 filter.setVerified(verified); 640 641 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 642 + " verified with result:" + verified + " and hosts:" 643 + ivs.getHostsString()); 644 } 645 646 mIntentFilterVerificationStates.remove(verificationId); 647 648 final String packageName = ivs.getPackageName(); 649 IntentFilterVerificationInfo ivi = null; 650 651 synchronized (mPackages) { 652 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 653 } 654 if (ivi == null) { 655 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 656 + verificationId + " packageName:" + packageName); 657 return; 658 } 659 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 660 "Updating IntentFilterVerificationInfo for verificationId:" + verificationId); 661 662 synchronized (mPackages) { 663 if (verified) { 664 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 665 } else { 666 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 667 } 668 scheduleWriteSettingsLocked(); 669 670 final int userId = ivs.getUserId(); 671 if (userId != UserHandle.USER_ALL) { 672 final int userStatus = 673 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 674 675 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 676 boolean needUpdate = false; 677 678 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 679 // already been set by the User thru the Disambiguation dialog 680 switch (userStatus) { 681 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 682 if (verified) { 683 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 684 } else { 685 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 686 } 687 needUpdate = true; 688 break; 689 690 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 691 if (verified) { 692 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 693 needUpdate = true; 694 } 695 break; 696 697 default: 698 // Nothing to do 699 } 700 701 if (needUpdate) { 702 mSettings.updateIntentFilterVerificationStatusLPw( 703 packageName, updatedStatus, userId); 704 scheduleWritePackageRestrictionsLocked(userId); 705 } 706 } 707 } 708 } 709 710 @Override 711 public boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 712 ActivityIntentInfo filter, String packageName) { 713 if (!(filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 714 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 715 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 716 "IntentFilter does not contain HTTP nor HTTPS data scheme"); 717 return false; 718 } 719 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 720 if (ivs == null) { 721 ivs = createDomainVerificationState(verifierId, userId, verificationId, 722 packageName); 723 } 724 if (!hasValidDomains(filter)) { 725 return false; 726 } 727 ivs.addFilter(filter); 728 return true; 729 } 730 731 private IntentFilterVerificationState createDomainVerificationState(int verifierId, 732 int userId, int verificationId, String packageName) { 733 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 734 verifierId, userId, packageName); 735 ivs.setPendingState(); 736 synchronized (mPackages) { 737 mIntentFilterVerificationStates.append(verificationId, ivs); 738 mCurrentIntentFilterVerifications.add(verificationId); 739 } 740 return ivs; 741 } 742 } 743 744 private static boolean hasValidDomains(ActivityIntentInfo filter) { 745 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 746 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 747 if (!hasHTTPorHTTPS) { 748 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 749 "IntentFilter does not contain any HTTP or HTTPS data scheme"); 750 return false; 751 } 752 return true; 753 } 754 755 private IntentFilterVerifier mIntentFilterVerifier; 756 757 // Set of pending broadcasts for aggregating enable/disable of components. 758 static class PendingPackageBroadcasts { 759 // for each user id, a map of <package name -> components within that package> 760 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 761 762 public PendingPackageBroadcasts() { 763 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 764 } 765 766 public ArrayList<String> get(int userId, String packageName) { 767 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 768 return packages.get(packageName); 769 } 770 771 public void put(int userId, String packageName, ArrayList<String> components) { 772 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 773 packages.put(packageName, components); 774 } 775 776 public void remove(int userId, String packageName) { 777 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 778 if (packages != null) { 779 packages.remove(packageName); 780 } 781 } 782 783 public void remove(int userId) { 784 mUidMap.remove(userId); 785 } 786 787 public int userIdCount() { 788 return mUidMap.size(); 789 } 790 791 public int userIdAt(int n) { 792 return mUidMap.keyAt(n); 793 } 794 795 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 796 return mUidMap.get(userId); 797 } 798 799 public int size() { 800 // total number of pending broadcast entries across all userIds 801 int num = 0; 802 for (int i = 0; i< mUidMap.size(); i++) { 803 num += mUidMap.valueAt(i).size(); 804 } 805 return num; 806 } 807 808 public void clear() { 809 mUidMap.clear(); 810 } 811 812 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 813 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 814 if (map == null) { 815 map = new ArrayMap<String, ArrayList<String>>(); 816 mUidMap.put(userId, map); 817 } 818 return map; 819 } 820 } 821 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 822 823 // Service Connection to remote media container service to copy 824 // package uri's from external media onto secure containers 825 // or internal storage. 826 private IMediaContainerService mContainerService = null; 827 828 static final int SEND_PENDING_BROADCAST = 1; 829 static final int MCS_BOUND = 3; 830 static final int END_COPY = 4; 831 static final int INIT_COPY = 5; 832 static final int MCS_UNBIND = 6; 833 static final int START_CLEANING_PACKAGE = 7; 834 static final int FIND_INSTALL_LOC = 8; 835 static final int POST_INSTALL = 9; 836 static final int MCS_RECONNECT = 10; 837 static final int MCS_GIVE_UP = 11; 838 static final int UPDATED_MEDIA_STATUS = 12; 839 static final int WRITE_SETTINGS = 13; 840 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 841 static final int PACKAGE_VERIFIED = 15; 842 static final int CHECK_PENDING_VERIFICATION = 16; 843 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 844 static final int INTENT_FILTER_VERIFIED = 18; 845 846 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 847 848 // Delay time in millisecs 849 static final int BROADCAST_DELAY = 10 * 1000; 850 851 static UserManagerService sUserManager; 852 853 // Stores a list of users whose package restrictions file needs to be updated 854 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 855 856 final private DefaultContainerConnection mDefContainerConn = 857 new DefaultContainerConnection(); 858 class DefaultContainerConnection implements ServiceConnection { 859 public void onServiceConnected(ComponentName name, IBinder service) { 860 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 861 IMediaContainerService imcs = 862 IMediaContainerService.Stub.asInterface(service); 863 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 864 } 865 866 public void onServiceDisconnected(ComponentName name) { 867 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 868 } 869 }; 870 871 // Recordkeeping of restore-after-install operations that are currently in flight 872 // between the Package Manager and the Backup Manager 873 class PostInstallData { 874 public InstallArgs args; 875 public PackageInstalledInfo res; 876 877 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 878 args = _a; 879 res = _r; 880 } 881 }; 882 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 883 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 884 885 // backup/restore of preferred activity state 886 private static final String TAG_PREFERRED_BACKUP = "pa"; 887 888 private final String mRequiredVerifierPackage; 889 890 private final PackageUsage mPackageUsage = new PackageUsage(); 891 892 private class PackageUsage { 893 private static final int WRITE_INTERVAL 894 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 895 896 private final Object mFileLock = new Object(); 897 private final AtomicLong mLastWritten = new AtomicLong(0); 898 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 899 900 private boolean mIsHistoricalPackageUsageAvailable = true; 901 902 boolean isHistoricalPackageUsageAvailable() { 903 return mIsHistoricalPackageUsageAvailable; 904 } 905 906 void write(boolean force) { 907 if (force) { 908 writeInternal(); 909 return; 910 } 911 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 912 && !DEBUG_DEXOPT) { 913 return; 914 } 915 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 916 new Thread("PackageUsage_DiskWriter") { 917 @Override 918 public void run() { 919 try { 920 writeInternal(); 921 } finally { 922 mBackgroundWriteRunning.set(false); 923 } 924 } 925 }.start(); 926 } 927 } 928 929 private void writeInternal() { 930 synchronized (mPackages) { 931 synchronized (mFileLock) { 932 AtomicFile file = getFile(); 933 FileOutputStream f = null; 934 try { 935 f = file.startWrite(); 936 BufferedOutputStream out = new BufferedOutputStream(f); 937 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 938 StringBuilder sb = new StringBuilder(); 939 for (PackageParser.Package pkg : mPackages.values()) { 940 if (pkg.mLastPackageUsageTimeInMills == 0) { 941 continue; 942 } 943 sb.setLength(0); 944 sb.append(pkg.packageName); 945 sb.append(' '); 946 sb.append((long)pkg.mLastPackageUsageTimeInMills); 947 sb.append('\n'); 948 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 949 } 950 out.flush(); 951 file.finishWrite(f); 952 } catch (IOException e) { 953 if (f != null) { 954 file.failWrite(f); 955 } 956 Log.e(TAG, "Failed to write package usage times", e); 957 } 958 } 959 } 960 mLastWritten.set(SystemClock.elapsedRealtime()); 961 } 962 963 void readLP() { 964 synchronized (mFileLock) { 965 AtomicFile file = getFile(); 966 BufferedInputStream in = null; 967 try { 968 in = new BufferedInputStream(file.openRead()); 969 StringBuffer sb = new StringBuffer(); 970 while (true) { 971 String packageName = readToken(in, sb, ' '); 972 if (packageName == null) { 973 break; 974 } 975 String timeInMillisString = readToken(in, sb, '\n'); 976 if (timeInMillisString == null) { 977 throw new IOException("Failed to find last usage time for package " 978 + packageName); 979 } 980 PackageParser.Package pkg = mPackages.get(packageName); 981 if (pkg == null) { 982 continue; 983 } 984 long timeInMillis; 985 try { 986 timeInMillis = Long.parseLong(timeInMillisString.toString()); 987 } catch (NumberFormatException e) { 988 throw new IOException("Failed to parse " + timeInMillisString 989 + " as a long.", e); 990 } 991 pkg.mLastPackageUsageTimeInMills = timeInMillis; 992 } 993 } catch (FileNotFoundException expected) { 994 mIsHistoricalPackageUsageAvailable = false; 995 } catch (IOException e) { 996 Log.w(TAG, "Failed to read package usage times", e); 997 } finally { 998 IoUtils.closeQuietly(in); 999 } 1000 } 1001 mLastWritten.set(SystemClock.elapsedRealtime()); 1002 } 1003 1004 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1005 throws IOException { 1006 sb.setLength(0); 1007 while (true) { 1008 int ch = in.read(); 1009 if (ch == -1) { 1010 if (sb.length() == 0) { 1011 return null; 1012 } 1013 throw new IOException("Unexpected EOF"); 1014 } 1015 if (ch == endOfToken) { 1016 return sb.toString(); 1017 } 1018 sb.append((char)ch); 1019 } 1020 } 1021 1022 private AtomicFile getFile() { 1023 File dataDir = Environment.getDataDirectory(); 1024 File systemDir = new File(dataDir, "system"); 1025 File fname = new File(systemDir, "package-usage.list"); 1026 return new AtomicFile(fname); 1027 } 1028 } 1029 1030 class PackageHandler extends Handler { 1031 private boolean mBound = false; 1032 final ArrayList<HandlerParams> mPendingInstalls = 1033 new ArrayList<HandlerParams>(); 1034 1035 private boolean connectToService() { 1036 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1037 " DefaultContainerService"); 1038 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1039 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1040 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1041 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1042 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1043 mBound = true; 1044 return true; 1045 } 1046 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1047 return false; 1048 } 1049 1050 private void disconnectService() { 1051 mContainerService = null; 1052 mBound = false; 1053 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1054 mContext.unbindService(mDefContainerConn); 1055 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1056 } 1057 1058 PackageHandler(Looper looper) { 1059 super(looper); 1060 } 1061 1062 public void handleMessage(Message msg) { 1063 try { 1064 doHandleMessage(msg); 1065 } finally { 1066 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1067 } 1068 } 1069 1070 void doHandleMessage(Message msg) { 1071 switch (msg.what) { 1072 case INIT_COPY: { 1073 HandlerParams params = (HandlerParams) msg.obj; 1074 int idx = mPendingInstalls.size(); 1075 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1076 // If a bind was already initiated we dont really 1077 // need to do anything. The pending install 1078 // will be processed later on. 1079 if (!mBound) { 1080 // If this is the only one pending we might 1081 // have to bind to the service again. 1082 if (!connectToService()) { 1083 Slog.e(TAG, "Failed to bind to media container service"); 1084 params.serviceError(); 1085 return; 1086 } else { 1087 // Once we bind to the service, the first 1088 // pending request will be processed. 1089 mPendingInstalls.add(idx, params); 1090 } 1091 } else { 1092 mPendingInstalls.add(idx, params); 1093 // Already bound to the service. Just make 1094 // sure we trigger off processing the first request. 1095 if (idx == 0) { 1096 mHandler.sendEmptyMessage(MCS_BOUND); 1097 } 1098 } 1099 break; 1100 } 1101 case MCS_BOUND: { 1102 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1103 if (msg.obj != null) { 1104 mContainerService = (IMediaContainerService) msg.obj; 1105 } 1106 if (mContainerService == null) { 1107 // Something seriously wrong. Bail out 1108 Slog.e(TAG, "Cannot bind to media container service"); 1109 for (HandlerParams params : mPendingInstalls) { 1110 // Indicate service bind error 1111 params.serviceError(); 1112 } 1113 mPendingInstalls.clear(); 1114 } else if (mPendingInstalls.size() > 0) { 1115 HandlerParams params = mPendingInstalls.get(0); 1116 if (params != null) { 1117 if (params.startCopy()) { 1118 // We are done... look for more work or to 1119 // go idle. 1120 if (DEBUG_SD_INSTALL) Log.i(TAG, 1121 "Checking for more work or unbind..."); 1122 // Delete pending install 1123 if (mPendingInstalls.size() > 0) { 1124 mPendingInstalls.remove(0); 1125 } 1126 if (mPendingInstalls.size() == 0) { 1127 if (mBound) { 1128 if (DEBUG_SD_INSTALL) Log.i(TAG, 1129 "Posting delayed MCS_UNBIND"); 1130 removeMessages(MCS_UNBIND); 1131 Message ubmsg = obtainMessage(MCS_UNBIND); 1132 // Unbind after a little delay, to avoid 1133 // continual thrashing. 1134 sendMessageDelayed(ubmsg, 10000); 1135 } 1136 } else { 1137 // There are more pending requests in queue. 1138 // Just post MCS_BOUND message to trigger processing 1139 // of next pending install. 1140 if (DEBUG_SD_INSTALL) Log.i(TAG, 1141 "Posting MCS_BOUND for next work"); 1142 mHandler.sendEmptyMessage(MCS_BOUND); 1143 } 1144 } 1145 } 1146 } else { 1147 // Should never happen ideally. 1148 Slog.w(TAG, "Empty queue"); 1149 } 1150 break; 1151 } 1152 case MCS_RECONNECT: { 1153 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1154 if (mPendingInstalls.size() > 0) { 1155 if (mBound) { 1156 disconnectService(); 1157 } 1158 if (!connectToService()) { 1159 Slog.e(TAG, "Failed to bind to media container service"); 1160 for (HandlerParams params : mPendingInstalls) { 1161 // Indicate service bind error 1162 params.serviceError(); 1163 } 1164 mPendingInstalls.clear(); 1165 } 1166 } 1167 break; 1168 } 1169 case MCS_UNBIND: { 1170 // If there is no actual work left, then time to unbind. 1171 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1172 1173 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1174 if (mBound) { 1175 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1176 1177 disconnectService(); 1178 } 1179 } else if (mPendingInstalls.size() > 0) { 1180 // There are more pending requests in queue. 1181 // Just post MCS_BOUND message to trigger processing 1182 // of next pending install. 1183 mHandler.sendEmptyMessage(MCS_BOUND); 1184 } 1185 1186 break; 1187 } 1188 case MCS_GIVE_UP: { 1189 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1190 mPendingInstalls.remove(0); 1191 break; 1192 } 1193 case SEND_PENDING_BROADCAST: { 1194 String packages[]; 1195 ArrayList<String> components[]; 1196 int size = 0; 1197 int uids[]; 1198 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1199 synchronized (mPackages) { 1200 if (mPendingBroadcasts == null) { 1201 return; 1202 } 1203 size = mPendingBroadcasts.size(); 1204 if (size <= 0) { 1205 // Nothing to be done. Just return 1206 return; 1207 } 1208 packages = new String[size]; 1209 components = new ArrayList[size]; 1210 uids = new int[size]; 1211 int i = 0; // filling out the above arrays 1212 1213 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1214 int packageUserId = mPendingBroadcasts.userIdAt(n); 1215 Iterator<Map.Entry<String, ArrayList<String>>> it 1216 = mPendingBroadcasts.packagesForUserId(packageUserId) 1217 .entrySet().iterator(); 1218 while (it.hasNext() && i < size) { 1219 Map.Entry<String, ArrayList<String>> ent = it.next(); 1220 packages[i] = ent.getKey(); 1221 components[i] = ent.getValue(); 1222 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1223 uids[i] = (ps != null) 1224 ? UserHandle.getUid(packageUserId, ps.appId) 1225 : -1; 1226 i++; 1227 } 1228 } 1229 size = i; 1230 mPendingBroadcasts.clear(); 1231 } 1232 // Send broadcasts 1233 for (int i = 0; i < size; i++) { 1234 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1235 } 1236 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1237 break; 1238 } 1239 case START_CLEANING_PACKAGE: { 1240 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1241 final String packageName = (String)msg.obj; 1242 final int userId = msg.arg1; 1243 final boolean andCode = msg.arg2 != 0; 1244 synchronized (mPackages) { 1245 if (userId == UserHandle.USER_ALL) { 1246 int[] users = sUserManager.getUserIds(); 1247 for (int user : users) { 1248 mSettings.addPackageToCleanLPw( 1249 new PackageCleanItem(user, packageName, andCode)); 1250 } 1251 } else { 1252 mSettings.addPackageToCleanLPw( 1253 new PackageCleanItem(userId, packageName, andCode)); 1254 } 1255 } 1256 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1257 startCleaningPackages(); 1258 } break; 1259 case POST_INSTALL: { 1260 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1261 PostInstallData data = mRunningInstalls.get(msg.arg1); 1262 mRunningInstalls.delete(msg.arg1); 1263 boolean deleteOld = false; 1264 1265 if (data != null) { 1266 InstallArgs args = data.args; 1267 PackageInstalledInfo res = data.res; 1268 1269 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1270 res.removedInfo.sendBroadcast(false, true, false); 1271 Bundle extras = new Bundle(1); 1272 extras.putInt(Intent.EXTRA_UID, res.uid); 1273 1274 // Now that we successfully installed the package, grant runtime 1275 // permissions if requested before broadcasting the install. 1276 if ((args.installFlags 1277 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1278 grantRequestedRuntimePermissions(res.pkg, 1279 args.user.getIdentifier()); 1280 } 1281 1282 // Determine the set of users who are adding this 1283 // package for the first time vs. those who are seeing 1284 // an update. 1285 int[] firstUsers; 1286 int[] updateUsers = new int[0]; 1287 if (res.origUsers == null || res.origUsers.length == 0) { 1288 firstUsers = res.newUsers; 1289 } else { 1290 firstUsers = new int[0]; 1291 for (int i=0; i<res.newUsers.length; i++) { 1292 int user = res.newUsers[i]; 1293 boolean isNew = true; 1294 for (int j=0; j<res.origUsers.length; j++) { 1295 if (res.origUsers[j] == user) { 1296 isNew = false; 1297 break; 1298 } 1299 } 1300 if (isNew) { 1301 int[] newFirst = new int[firstUsers.length+1]; 1302 System.arraycopy(firstUsers, 0, newFirst, 0, 1303 firstUsers.length); 1304 newFirst[firstUsers.length] = user; 1305 firstUsers = newFirst; 1306 } else { 1307 int[] newUpdate = new int[updateUsers.length+1]; 1308 System.arraycopy(updateUsers, 0, newUpdate, 0, 1309 updateUsers.length); 1310 newUpdate[updateUsers.length] = user; 1311 updateUsers = newUpdate; 1312 } 1313 } 1314 } 1315 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1316 res.pkg.applicationInfo.packageName, 1317 extras, null, null, firstUsers); 1318 final boolean update = res.removedInfo.removedPackage != null; 1319 if (update) { 1320 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1321 } 1322 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1323 res.pkg.applicationInfo.packageName, 1324 extras, null, null, updateUsers); 1325 if (update) { 1326 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1327 res.pkg.applicationInfo.packageName, 1328 extras, null, null, updateUsers); 1329 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1330 null, null, 1331 res.pkg.applicationInfo.packageName, null, updateUsers); 1332 1333 // treat asec-hosted packages like removable media on upgrade 1334 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1335 if (DEBUG_INSTALL) { 1336 Slog.i(TAG, "upgrading pkg " + res.pkg 1337 + " is ASEC-hosted -> AVAILABLE"); 1338 } 1339 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1340 ArrayList<String> pkgList = new ArrayList<String>(1); 1341 pkgList.add(res.pkg.applicationInfo.packageName); 1342 sendResourcesChangedBroadcast(true, true, 1343 pkgList,uidArray, null); 1344 } 1345 } 1346 if (res.removedInfo.args != null) { 1347 // Remove the replaced package's older resources safely now 1348 deleteOld = true; 1349 } 1350 1351 // Log current value of "unknown sources" setting 1352 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1353 getUnknownSourcesSettings()); 1354 } 1355 // Force a gc to clear up things 1356 Runtime.getRuntime().gc(); 1357 // We delete after a gc for applications on sdcard. 1358 if (deleteOld) { 1359 synchronized (mInstallLock) { 1360 res.removedInfo.args.doPostDeleteLI(true); 1361 } 1362 } 1363 if (args.observer != null) { 1364 try { 1365 Bundle extras = extrasForInstallResult(res); 1366 args.observer.onPackageInstalled(res.name, res.returnCode, 1367 res.returnMsg, extras); 1368 } catch (RemoteException e) { 1369 Slog.i(TAG, "Observer no longer exists."); 1370 } 1371 } 1372 } else { 1373 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1374 } 1375 } break; 1376 case UPDATED_MEDIA_STATUS: { 1377 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1378 boolean reportStatus = msg.arg1 == 1; 1379 boolean doGc = msg.arg2 == 1; 1380 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1381 if (doGc) { 1382 // Force a gc to clear up stale containers. 1383 Runtime.getRuntime().gc(); 1384 } 1385 if (msg.obj != null) { 1386 @SuppressWarnings("unchecked") 1387 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1388 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1389 // Unload containers 1390 unloadAllContainers(args); 1391 } 1392 if (reportStatus) { 1393 try { 1394 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1395 PackageHelper.getMountService().finishMediaUpdate(); 1396 } catch (RemoteException e) { 1397 Log.e(TAG, "MountService not running?"); 1398 } 1399 } 1400 } break; 1401 case WRITE_SETTINGS: { 1402 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1403 synchronized (mPackages) { 1404 removeMessages(WRITE_SETTINGS); 1405 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1406 mSettings.writeLPr(); 1407 mDirtyUsers.clear(); 1408 } 1409 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1410 } break; 1411 case WRITE_PACKAGE_RESTRICTIONS: { 1412 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1413 synchronized (mPackages) { 1414 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1415 for (int userId : mDirtyUsers) { 1416 mSettings.writePackageRestrictionsLPr(userId); 1417 } 1418 mDirtyUsers.clear(); 1419 } 1420 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1421 } break; 1422 case CHECK_PENDING_VERIFICATION: { 1423 final int verificationId = msg.arg1; 1424 final PackageVerificationState state = mPendingVerification.get(verificationId); 1425 1426 if ((state != null) && !state.timeoutExtended()) { 1427 final InstallArgs args = state.getInstallArgs(); 1428 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1429 1430 Slog.i(TAG, "Verification timed out for " + originUri); 1431 mPendingVerification.remove(verificationId); 1432 1433 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1434 1435 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1436 Slog.i(TAG, "Continuing with installation of " + originUri); 1437 state.setVerifierResponse(Binder.getCallingUid(), 1438 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1439 broadcastPackageVerified(verificationId, originUri, 1440 PackageManager.VERIFICATION_ALLOW, 1441 state.getInstallArgs().getUser()); 1442 try { 1443 ret = args.copyApk(mContainerService, true); 1444 } catch (RemoteException e) { 1445 Slog.e(TAG, "Could not contact the ContainerService"); 1446 } 1447 } else { 1448 broadcastPackageVerified(verificationId, originUri, 1449 PackageManager.VERIFICATION_REJECT, 1450 state.getInstallArgs().getUser()); 1451 } 1452 1453 processPendingInstall(args, ret); 1454 mHandler.sendEmptyMessage(MCS_UNBIND); 1455 } 1456 break; 1457 } 1458 case PACKAGE_VERIFIED: { 1459 final int verificationId = msg.arg1; 1460 1461 final PackageVerificationState state = mPendingVerification.get(verificationId); 1462 if (state == null) { 1463 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1464 break; 1465 } 1466 1467 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1468 1469 state.setVerifierResponse(response.callerUid, response.code); 1470 1471 if (state.isVerificationComplete()) { 1472 mPendingVerification.remove(verificationId); 1473 1474 final InstallArgs args = state.getInstallArgs(); 1475 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1476 1477 int ret; 1478 if (state.isInstallAllowed()) { 1479 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1480 broadcastPackageVerified(verificationId, originUri, 1481 response.code, state.getInstallArgs().getUser()); 1482 try { 1483 ret = args.copyApk(mContainerService, true); 1484 } catch (RemoteException e) { 1485 Slog.e(TAG, "Could not contact the ContainerService"); 1486 } 1487 } else { 1488 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1489 } 1490 1491 processPendingInstall(args, ret); 1492 1493 mHandler.sendEmptyMessage(MCS_UNBIND); 1494 } 1495 1496 break; 1497 } 1498 case START_INTENT_FILTER_VERIFICATIONS: { 1499 int userId = msg.arg1; 1500 int verifierUid = msg.arg2; 1501 PackageParser.Package pkg = (PackageParser.Package)msg.obj; 1502 1503 verifyIntentFiltersIfNeeded(userId, verifierUid, pkg); 1504 break; 1505 } 1506 case INTENT_FILTER_VERIFIED: { 1507 final int verificationId = msg.arg1; 1508 1509 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1510 verificationId); 1511 if (state == null) { 1512 Slog.w(TAG, "Invalid IntentFilter verification token " 1513 + verificationId + " received"); 1514 break; 1515 } 1516 1517 final int userId = state.getUserId(); 1518 1519 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1520 "Processing IntentFilter verification with token:" 1521 + verificationId + " and userId:" + userId); 1522 1523 final IntentFilterVerificationResponse response = 1524 (IntentFilterVerificationResponse) msg.obj; 1525 1526 state.setVerifierResponse(response.callerUid, response.code); 1527 1528 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1529 "IntentFilter verification with token:" + verificationId 1530 + " and userId:" + userId 1531 + " is settings verifier response with response code:" 1532 + response.code); 1533 1534 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1535 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1536 + response.getFailedDomainsString()); 1537 } 1538 1539 if (state.isVerificationComplete()) { 1540 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1541 } else { 1542 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1543 "IntentFilter verification with token:" + verificationId 1544 + " was not said to be complete"); 1545 } 1546 1547 break; 1548 } 1549 } 1550 } 1551 } 1552 1553 private StorageEventListener mStorageListener = new StorageEventListener() { 1554 @Override 1555 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1556 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1557 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1558 // TODO: ensure that private directories exist for all active users 1559 // TODO: remove user data whose serial number doesn't match 1560 loadPrivatePackages(vol); 1561 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1562 unloadPrivatePackages(vol); 1563 } 1564 } 1565 1566 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1567 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1568 updateExternalMediaStatus(true, false); 1569 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1570 updateExternalMediaStatus(false, false); 1571 } 1572 } 1573 } 1574 1575 @Override 1576 public void onVolumeForgotten(String fsUuid) { 1577 // TODO: remove all packages hosted on this uuid 1578 } 1579 }; 1580 1581 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1582 if (userId >= UserHandle.USER_OWNER) { 1583 grantRequestedRuntimePermissionsForUser(pkg, userId); 1584 } else if (userId == UserHandle.USER_ALL) { 1585 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1586 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1587 } 1588 } 1589 } 1590 1591 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1592 SettingBase sb = (SettingBase) pkg.mExtras; 1593 if (sb == null) { 1594 return; 1595 } 1596 1597 PermissionsState permissionsState = sb.getPermissionsState(); 1598 1599 for (String permission : pkg.requestedPermissions) { 1600 BasePermission bp = mSettings.mPermissions.get(permission); 1601 if (bp != null && bp.isRuntime()) { 1602 permissionsState.grantRuntimePermission(bp, userId); 1603 } 1604 } 1605 } 1606 1607 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1608 Bundle extras = null; 1609 switch (res.returnCode) { 1610 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1611 extras = new Bundle(); 1612 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1613 res.origPermission); 1614 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1615 res.origPackage); 1616 break; 1617 } 1618 case PackageManager.INSTALL_SUCCEEDED: { 1619 extras = new Bundle(); 1620 extras.putBoolean(Intent.EXTRA_REPLACING, 1621 res.removedInfo != null && res.removedInfo.removedPackage != null); 1622 break; 1623 } 1624 } 1625 return extras; 1626 } 1627 1628 void scheduleWriteSettingsLocked() { 1629 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1630 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1631 } 1632 } 1633 1634 void scheduleWritePackageRestrictionsLocked(int userId) { 1635 if (!sUserManager.exists(userId)) return; 1636 mDirtyUsers.add(userId); 1637 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1638 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1639 } 1640 } 1641 1642 public static PackageManagerService main(Context context, Installer installer, 1643 boolean factoryTest, boolean onlyCore) { 1644 PackageManagerService m = new PackageManagerService(context, installer, 1645 factoryTest, onlyCore); 1646 ServiceManager.addService("package", m); 1647 return m; 1648 } 1649 1650 static String[] splitString(String str, char sep) { 1651 int count = 1; 1652 int i = 0; 1653 while ((i=str.indexOf(sep, i)) >= 0) { 1654 count++; 1655 i++; 1656 } 1657 1658 String[] res = new String[count]; 1659 i=0; 1660 count = 0; 1661 int lastI=0; 1662 while ((i=str.indexOf(sep, i)) >= 0) { 1663 res[count] = str.substring(lastI, i); 1664 count++; 1665 i++; 1666 lastI = i; 1667 } 1668 res[count] = str.substring(lastI, str.length()); 1669 return res; 1670 } 1671 1672 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1673 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1674 Context.DISPLAY_SERVICE); 1675 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1676 } 1677 1678 public PackageManagerService(Context context, Installer installer, 1679 boolean factoryTest, boolean onlyCore) { 1680 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1681 SystemClock.uptimeMillis()); 1682 1683 if (mSdkVersion <= 0) { 1684 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1685 } 1686 1687 mContext = context; 1688 mFactoryTest = factoryTest; 1689 mOnlyCore = onlyCore; 1690 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1691 mMetrics = new DisplayMetrics(); 1692 mSettings = new Settings(mPackages); 1693 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1694 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1695 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1696 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1697 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1698 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1699 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1700 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1701 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1702 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1703 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1704 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1705 1706 // TODO: add a property to control this? 1707 long dexOptLRUThresholdInMinutes; 1708 if (mLazyDexOpt) { 1709 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1710 } else { 1711 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1712 } 1713 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1714 1715 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1716 if (separateProcesses != null && separateProcesses.length() > 0) { 1717 if ("*".equals(separateProcesses)) { 1718 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1719 mSeparateProcesses = null; 1720 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1721 } else { 1722 mDefParseFlags = 0; 1723 mSeparateProcesses = separateProcesses.split(","); 1724 Slog.w(TAG, "Running with debug.separate_processes: " 1725 + separateProcesses); 1726 } 1727 } else { 1728 mDefParseFlags = 0; 1729 mSeparateProcesses = null; 1730 } 1731 1732 mInstaller = installer; 1733 mPackageDexOptimizer = new PackageDexOptimizer(this); 1734 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1735 1736 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1737 FgThread.get().getLooper()); 1738 1739 getDefaultDisplayMetrics(context, mMetrics); 1740 1741 SystemConfig systemConfig = SystemConfig.getInstance(); 1742 mGlobalGids = systemConfig.getGlobalGids(); 1743 mSystemPermissions = systemConfig.getSystemPermissions(); 1744 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1745 1746 synchronized (mInstallLock) { 1747 // writer 1748 synchronized (mPackages) { 1749 mHandlerThread = new ServiceThread(TAG, 1750 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1751 mHandlerThread.start(); 1752 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1753 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1754 1755 File dataDir = Environment.getDataDirectory(); 1756 mAppDataDir = new File(dataDir, "data"); 1757 mAppInstallDir = new File(dataDir, "app"); 1758 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1759 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1760 mUserAppDataDir = new File(dataDir, "user"); 1761 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1762 1763 sUserManager = new UserManagerService(context, this, 1764 mInstallLock, mPackages); 1765 1766 // Propagate permission configuration in to package manager. 1767 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1768 = systemConfig.getPermissions(); 1769 for (int i=0; i<permConfig.size(); i++) { 1770 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1771 BasePermission bp = mSettings.mPermissions.get(perm.name); 1772 if (bp == null) { 1773 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1774 mSettings.mPermissions.put(perm.name, bp); 1775 } 1776 if (perm.gids != null) { 1777 bp.setGids(perm.gids, perm.perUser); 1778 } 1779 } 1780 1781 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1782 for (int i=0; i<libConfig.size(); i++) { 1783 mSharedLibraries.put(libConfig.keyAt(i), 1784 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1785 } 1786 1787 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1788 1789 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1790 mSdkVersion, mOnlyCore); 1791 1792 String customResolverActivity = Resources.getSystem().getString( 1793 R.string.config_customResolverActivity); 1794 if (TextUtils.isEmpty(customResolverActivity)) { 1795 customResolverActivity = null; 1796 } else { 1797 mCustomResolverComponentName = ComponentName.unflattenFromString( 1798 customResolverActivity); 1799 } 1800 1801 long startTime = SystemClock.uptimeMillis(); 1802 1803 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1804 startTime); 1805 1806 // Set flag to monitor and not change apk file paths when 1807 // scanning install directories. 1808 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING; 1809 1810 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1811 1812 /** 1813 * Add everything in the in the boot class path to the 1814 * list of process files because dexopt will have been run 1815 * if necessary during zygote startup. 1816 */ 1817 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1818 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1819 1820 if (bootClassPath != null) { 1821 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1822 for (String element : bootClassPathElements) { 1823 alreadyDexOpted.add(element); 1824 } 1825 } else { 1826 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1827 } 1828 1829 if (systemServerClassPath != null) { 1830 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1831 for (String element : systemServerClassPathElements) { 1832 alreadyDexOpted.add(element); 1833 } 1834 } else { 1835 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1836 } 1837 1838 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1839 final String[] dexCodeInstructionSets = 1840 getDexCodeInstructionSets( 1841 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1842 1843 /** 1844 * Ensure all external libraries have had dexopt run on them. 1845 */ 1846 if (mSharedLibraries.size() > 0) { 1847 // NOTE: For now, we're compiling these system "shared libraries" 1848 // (and framework jars) into all available architectures. It's possible 1849 // to compile them only when we come across an app that uses them (there's 1850 // already logic for that in scanPackageLI) but that adds some complexity. 1851 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1852 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1853 final String lib = libEntry.path; 1854 if (lib == null) { 1855 continue; 1856 } 1857 1858 try { 1859 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1860 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1861 alreadyDexOpted.add(lib); 1862 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1863 } 1864 } catch (FileNotFoundException e) { 1865 Slog.w(TAG, "Library not found: " + lib); 1866 } catch (IOException e) { 1867 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1868 + e.getMessage()); 1869 } 1870 } 1871 } 1872 } 1873 1874 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1875 1876 // Gross hack for now: we know this file doesn't contain any 1877 // code, so don't dexopt it to avoid the resulting log spew. 1878 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1879 1880 // Gross hack for now: we know this file is only part of 1881 // the boot class path for art, so don't dexopt it to 1882 // avoid the resulting log spew. 1883 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1884 1885 /** 1886 * There are a number of commands implemented in Java, which 1887 * we currently need to do the dexopt on so that they can be 1888 * run from a non-root shell. 1889 */ 1890 String[] frameworkFiles = frameworkDir.list(); 1891 if (frameworkFiles != null) { 1892 // TODO: We could compile these only for the most preferred ABI. We should 1893 // first double check that the dex files for these commands are not referenced 1894 // by other system apps. 1895 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1896 for (int i=0; i<frameworkFiles.length; i++) { 1897 File libPath = new File(frameworkDir, frameworkFiles[i]); 1898 String path = libPath.getPath(); 1899 // Skip the file if we already did it. 1900 if (alreadyDexOpted.contains(path)) { 1901 continue; 1902 } 1903 // Skip the file if it is not a type we want to dexopt. 1904 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 1905 continue; 1906 } 1907 try { 1908 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 1909 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1910 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1911 } 1912 } catch (FileNotFoundException e) { 1913 Slog.w(TAG, "Jar not found: " + path); 1914 } catch (IOException e) { 1915 Slog.w(TAG, "Exception reading jar: " + path, e); 1916 } 1917 } 1918 } 1919 } 1920 1921 // Collect vendor overlay packages. 1922 // (Do this before scanning any apps.) 1923 // For security and version matching reason, only consider 1924 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 1925 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 1926 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 1927 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 1928 1929 // Find base frameworks (resource packages without code). 1930 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 1931 | PackageParser.PARSE_IS_SYSTEM_DIR 1932 | PackageParser.PARSE_IS_PRIVILEGED, 1933 scanFlags | SCAN_NO_DEX, 0); 1934 1935 // Collected privileged system packages. 1936 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 1937 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 1938 | PackageParser.PARSE_IS_SYSTEM_DIR 1939 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 1940 1941 // Collect ordinary system packages. 1942 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 1943 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 1944 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1945 1946 // Collect all vendor packages. 1947 File vendorAppDir = new File("/vendor/app"); 1948 try { 1949 vendorAppDir = vendorAppDir.getCanonicalFile(); 1950 } catch (IOException e) { 1951 // failed to look up canonical path, continue with original one 1952 } 1953 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 1954 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1955 1956 // Collect all OEM packages. 1957 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 1958 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 1959 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 1960 1961 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 1962 mInstaller.moveFiles(); 1963 1964 // Prune any system packages that no longer exist. 1965 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 1966 final ArrayMap<String, File> expectingBetter = new ArrayMap<>(); 1967 if (!mOnlyCore) { 1968 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 1969 while (psit.hasNext()) { 1970 PackageSetting ps = psit.next(); 1971 1972 /* 1973 * If this is not a system app, it can't be a 1974 * disable system app. 1975 */ 1976 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 1977 continue; 1978 } 1979 1980 /* 1981 * If the package is scanned, it's not erased. 1982 */ 1983 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 1984 if (scannedPkg != null) { 1985 /* 1986 * If the system app is both scanned and in the 1987 * disabled packages list, then it must have been 1988 * added via OTA. Remove it from the currently 1989 * scanned package so the previously user-installed 1990 * application can be scanned. 1991 */ 1992 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 1993 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 1994 + ps.name + "; removing system app. Last known codePath=" 1995 + ps.codePathString + ", installStatus=" + ps.installStatus 1996 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 1997 + scannedPkg.mVersionCode); 1998 removePackageLI(ps, true); 1999 expectingBetter.put(ps.name, ps.codePath); 2000 } 2001 2002 continue; 2003 } 2004 2005 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2006 psit.remove(); 2007 logCriticalInfo(Log.WARN, "System package " + ps.name 2008 + " no longer exists; wiping its data"); 2009 removeDataDirsLI(null, ps.name); 2010 } else { 2011 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2012 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2013 possiblyDeletedUpdatedSystemApps.add(ps.name); 2014 } 2015 } 2016 } 2017 } 2018 2019 //look for any incomplete package installations 2020 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2021 //clean up list 2022 for(int i = 0; i < deletePkgsList.size(); i++) { 2023 //clean up here 2024 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2025 } 2026 //delete tmp files 2027 deleteTempPackageFiles(); 2028 2029 // Remove any shared userIDs that have no associated packages 2030 mSettings.pruneSharedUsersLPw(); 2031 2032 if (!mOnlyCore) { 2033 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2034 SystemClock.uptimeMillis()); 2035 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2036 2037 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2038 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2039 2040 /** 2041 * Remove disable package settings for any updated system 2042 * apps that were removed via an OTA. If they're not a 2043 * previously-updated app, remove them completely. 2044 * Otherwise, just revoke their system-level permissions. 2045 */ 2046 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2047 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2048 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2049 2050 String msg; 2051 if (deletedPkg == null) { 2052 msg = "Updated system package " + deletedAppName 2053 + " no longer exists; wiping its data"; 2054 removeDataDirsLI(null, deletedAppName); 2055 } else { 2056 msg = "Updated system app + " + deletedAppName 2057 + " no longer present; removing system privileges for " 2058 + deletedAppName; 2059 2060 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2061 2062 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2063 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2064 } 2065 logCriticalInfo(Log.WARN, msg); 2066 } 2067 2068 /** 2069 * Make sure all system apps that we expected to appear on 2070 * the userdata partition actually showed up. If they never 2071 * appeared, crawl back and revive the system version. 2072 */ 2073 for (int i = 0; i < expectingBetter.size(); i++) { 2074 final String packageName = expectingBetter.keyAt(i); 2075 if (!mPackages.containsKey(packageName)) { 2076 final File scanFile = expectingBetter.valueAt(i); 2077 2078 logCriticalInfo(Log.WARN, "Expected better " + packageName 2079 + " but never showed up; reverting to system"); 2080 2081 final int reparseFlags; 2082 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2083 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2084 | PackageParser.PARSE_IS_SYSTEM_DIR 2085 | PackageParser.PARSE_IS_PRIVILEGED; 2086 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2087 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2088 | PackageParser.PARSE_IS_SYSTEM_DIR; 2089 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2090 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2091 | PackageParser.PARSE_IS_SYSTEM_DIR; 2092 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2093 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2094 | PackageParser.PARSE_IS_SYSTEM_DIR; 2095 } else { 2096 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2097 continue; 2098 } 2099 2100 mSettings.enableSystemPackageLPw(packageName); 2101 2102 try { 2103 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2104 } catch (PackageManagerException e) { 2105 Slog.e(TAG, "Failed to parse original system package: " 2106 + e.getMessage()); 2107 } 2108 } 2109 } 2110 } 2111 2112 // Now that we know all of the shared libraries, update all clients to have 2113 // the correct library paths. 2114 updateAllSharedLibrariesLPw(); 2115 2116 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2117 // NOTE: We ignore potential failures here during a system scan (like 2118 // the rest of the commands above) because there's precious little we 2119 // can do about it. A settings error is reported, though. 2120 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2121 false /* force dexopt */, false /* defer dexopt */); 2122 } 2123 2124 // Now that we know all the packages we are keeping, 2125 // read and update their last usage times. 2126 mPackageUsage.readLP(); 2127 2128 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2129 SystemClock.uptimeMillis()); 2130 Slog.i(TAG, "Time to scan packages: " 2131 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2132 + " seconds"); 2133 2134 // If the platform SDK has changed since the last time we booted, 2135 // we need to re-grant app permission to catch any new ones that 2136 // appear. This is really a hack, and means that apps can in some 2137 // cases get permissions that the user didn't initially explicitly 2138 // allow... it would be nice to have some better way to handle 2139 // this situation. 2140 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2141 != mSdkVersion; 2142 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2143 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2144 + "; regranting permissions for internal storage"); 2145 mSettings.mInternalSdkPlatform = mSdkVersion; 2146 2147 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2148 | (regrantPermissions 2149 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2150 : 0)); 2151 2152 // If this is the first boot, and it is a normal boot, then 2153 // we need to initialize the default preferred apps. 2154 if (!mRestoredSettings && !onlyCore) { 2155 mSettings.readDefaultPreferredAppsLPw(this, 0); 2156 } 2157 2158 // If this is first boot after an OTA, and a normal boot, then 2159 // we need to clear code cache directories. 2160 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2161 if (mIsUpgrade && !onlyCore) { 2162 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2163 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2164 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2165 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2166 } 2167 mSettings.mFingerprint = Build.FINGERPRINT; 2168 } 2169 2170 primeDomainVerificationsLPw(); 2171 checkDefaultBrowser(); 2172 2173 // All the changes are done during package scanning. 2174 mSettings.updateInternalDatabaseVersion(); 2175 2176 // can downgrade to reader 2177 mSettings.writeLPr(); 2178 2179 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2180 SystemClock.uptimeMillis()); 2181 2182 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2183 2184 mInstallerService = new PackageInstallerService(context, this); 2185 2186 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2187 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2188 mIntentFilterVerifierComponent); 2189 2190 } // synchronized (mPackages) 2191 } // synchronized (mInstallLock) 2192 2193 // Now after opening every single application zip, make sure they 2194 // are all flushed. Not really needed, but keeps things nice and 2195 // tidy. 2196 Runtime.getRuntime().gc(); 2197 } 2198 2199 @Override 2200 public boolean isFirstBoot() { 2201 return !mRestoredSettings; 2202 } 2203 2204 @Override 2205 public boolean isOnlyCoreApps() { 2206 return mOnlyCore; 2207 } 2208 2209 @Override 2210 public boolean isUpgrade() { 2211 return mIsUpgrade; 2212 } 2213 2214 private String getRequiredVerifierLPr() { 2215 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2216 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2217 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2218 2219 String requiredVerifier = null; 2220 2221 final int N = receivers.size(); 2222 for (int i = 0; i < N; i++) { 2223 final ResolveInfo info = receivers.get(i); 2224 2225 if (info.activityInfo == null) { 2226 continue; 2227 } 2228 2229 final String packageName = info.activityInfo.packageName; 2230 2231 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2232 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2233 continue; 2234 } 2235 2236 if (requiredVerifier != null) { 2237 throw new RuntimeException("There can be only one required verifier"); 2238 } 2239 2240 requiredVerifier = packageName; 2241 } 2242 2243 return requiredVerifier; 2244 } 2245 2246 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2247 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2248 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2249 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2250 2251 ComponentName verifierComponentName = null; 2252 2253 int priority = -1000; 2254 final int N = receivers.size(); 2255 for (int i = 0; i < N; i++) { 2256 final ResolveInfo info = receivers.get(i); 2257 2258 if (info.activityInfo == null) { 2259 continue; 2260 } 2261 2262 final String packageName = info.activityInfo.packageName; 2263 2264 final PackageSetting ps = mSettings.mPackages.get(packageName); 2265 if (ps == null) { 2266 continue; 2267 } 2268 2269 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2270 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2271 continue; 2272 } 2273 2274 // Select the IntentFilterVerifier with the highest priority 2275 if (priority < info.priority) { 2276 priority = info.priority; 2277 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2278 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2279 + verifierComponentName + " with priority: " + info.priority); 2280 } 2281 } 2282 2283 return verifierComponentName; 2284 } 2285 2286 private void primeDomainVerificationsLPw() { 2287 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Start priming domain verifications"); 2288 boolean updated = false; 2289 ArraySet<String> allHostsSet = new ArraySet<>(); 2290 for (PackageParser.Package pkg : mPackages.values()) { 2291 final String packageName = pkg.packageName; 2292 if (!hasDomainURLs(pkg)) { 2293 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "No priming domain verifications for " + 2294 "package with no domain URLs: " + packageName); 2295 continue; 2296 } 2297 if (!pkg.isSystemApp()) { 2298 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2299 "No priming domain verifications for a non system package : " + 2300 packageName); 2301 continue; 2302 } 2303 for (PackageParser.Activity a : pkg.activities) { 2304 for (ActivityIntentInfo filter : a.intents) { 2305 if (hasValidDomains(filter)) { 2306 allHostsSet.addAll(filter.getHostsList()); 2307 } 2308 } 2309 } 2310 if (allHostsSet.size() == 0) { 2311 allHostsSet.add("*"); 2312 } 2313 ArrayList<String> allHostsList = new ArrayList<>(allHostsSet); 2314 IntentFilterVerificationInfo ivi = 2315 mSettings.createIntentFilterVerificationIfNeededLPw(packageName, allHostsList); 2316 if (ivi != null) { 2317 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2318 "Priming domain verifications for package: " + packageName + 2319 " with hosts:" + ivi.getDomainsString()); 2320 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 2321 updated = true; 2322 } 2323 else { 2324 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2325 "No priming domain verifications for package: " + packageName); 2326 } 2327 allHostsSet.clear(); 2328 } 2329 if (updated) { 2330 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 2331 "Will need to write primed domain verifications"); 2332 } 2333 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "End priming domain verifications"); 2334 } 2335 2336 private void checkDefaultBrowser() { 2337 final int myUserId = UserHandle.myUserId(); 2338 final String packageName = getDefaultBrowserPackageName(myUserId); 2339 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2340 if (info == null) { 2341 Slog.w(TAG, "Clearing default Browser as its package is no more installed: " + 2342 packageName); 2343 setDefaultBrowserPackageName(null, myUserId); 2344 } 2345 } 2346 2347 @Override 2348 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2349 throws RemoteException { 2350 try { 2351 return super.onTransact(code, data, reply, flags); 2352 } catch (RuntimeException e) { 2353 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2354 Slog.wtf(TAG, "Package Manager Crash", e); 2355 } 2356 throw e; 2357 } 2358 } 2359 2360 void cleanupInstallFailedPackage(PackageSetting ps) { 2361 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2362 2363 removeDataDirsLI(ps.volumeUuid, ps.name); 2364 if (ps.codePath != null) { 2365 if (ps.codePath.isDirectory()) { 2366 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2367 } else { 2368 ps.codePath.delete(); 2369 } 2370 } 2371 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2372 if (ps.resourcePath.isDirectory()) { 2373 FileUtils.deleteContents(ps.resourcePath); 2374 } 2375 ps.resourcePath.delete(); 2376 } 2377 mSettings.removePackageLPw(ps.name); 2378 } 2379 2380 static int[] appendInts(int[] cur, int[] add) { 2381 if (add == null) return cur; 2382 if (cur == null) return add; 2383 final int N = add.length; 2384 for (int i=0; i<N; i++) { 2385 cur = appendInt(cur, add[i]); 2386 } 2387 return cur; 2388 } 2389 2390 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2391 if (!sUserManager.exists(userId)) return null; 2392 final PackageSetting ps = (PackageSetting) p.mExtras; 2393 if (ps == null) { 2394 return null; 2395 } 2396 2397 final PermissionsState permissionsState = ps.getPermissionsState(); 2398 2399 final int[] gids = permissionsState.computeGids(userId); 2400 final Set<String> permissions = permissionsState.getPermissions(userId); 2401 final PackageUserState state = ps.readUserState(userId); 2402 2403 return PackageParser.generatePackageInfo(p, gids, flags, 2404 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2405 } 2406 2407 @Override 2408 public boolean isPackageFrozen(String packageName) { 2409 synchronized (mPackages) { 2410 final PackageSetting ps = mSettings.mPackages.get(packageName); 2411 if (ps != null) { 2412 return ps.frozen; 2413 } 2414 } 2415 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2416 return true; 2417 } 2418 2419 @Override 2420 public boolean isPackageAvailable(String packageName, int userId) { 2421 if (!sUserManager.exists(userId)) return false; 2422 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2423 synchronized (mPackages) { 2424 PackageParser.Package p = mPackages.get(packageName); 2425 if (p != null) { 2426 final PackageSetting ps = (PackageSetting) p.mExtras; 2427 if (ps != null) { 2428 final PackageUserState state = ps.readUserState(userId); 2429 if (state != null) { 2430 return PackageParser.isAvailable(state); 2431 } 2432 } 2433 } 2434 } 2435 return false; 2436 } 2437 2438 @Override 2439 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2440 if (!sUserManager.exists(userId)) return null; 2441 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2442 // reader 2443 synchronized (mPackages) { 2444 PackageParser.Package p = mPackages.get(packageName); 2445 if (DEBUG_PACKAGE_INFO) 2446 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2447 if (p != null) { 2448 return generatePackageInfo(p, flags, userId); 2449 } 2450 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2451 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2452 } 2453 } 2454 return null; 2455 } 2456 2457 @Override 2458 public String[] currentToCanonicalPackageNames(String[] names) { 2459 String[] out = new String[names.length]; 2460 // reader 2461 synchronized (mPackages) { 2462 for (int i=names.length-1; i>=0; i--) { 2463 PackageSetting ps = mSettings.mPackages.get(names[i]); 2464 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2465 } 2466 } 2467 return out; 2468 } 2469 2470 @Override 2471 public String[] canonicalToCurrentPackageNames(String[] names) { 2472 String[] out = new String[names.length]; 2473 // reader 2474 synchronized (mPackages) { 2475 for (int i=names.length-1; i>=0; i--) { 2476 String cur = mSettings.mRenamedPackages.get(names[i]); 2477 out[i] = cur != null ? cur : names[i]; 2478 } 2479 } 2480 return out; 2481 } 2482 2483 @Override 2484 public int getPackageUid(String packageName, int userId) { 2485 if (!sUserManager.exists(userId)) return -1; 2486 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2487 2488 // reader 2489 synchronized (mPackages) { 2490 PackageParser.Package p = mPackages.get(packageName); 2491 if(p != null) { 2492 return UserHandle.getUid(userId, p.applicationInfo.uid); 2493 } 2494 PackageSetting ps = mSettings.mPackages.get(packageName); 2495 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2496 return -1; 2497 } 2498 p = ps.pkg; 2499 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2500 } 2501 } 2502 2503 @Override 2504 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2505 if (!sUserManager.exists(userId)) { 2506 return null; 2507 } 2508 2509 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2510 "getPackageGids"); 2511 2512 // reader 2513 synchronized (mPackages) { 2514 PackageParser.Package p = mPackages.get(packageName); 2515 if (DEBUG_PACKAGE_INFO) { 2516 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2517 } 2518 if (p != null) { 2519 PackageSetting ps = (PackageSetting) p.mExtras; 2520 return ps.getPermissionsState().computeGids(userId); 2521 } 2522 } 2523 2524 return null; 2525 } 2526 2527 static PermissionInfo generatePermissionInfo( 2528 BasePermission bp, int flags) { 2529 if (bp.perm != null) { 2530 return PackageParser.generatePermissionInfo(bp.perm, flags); 2531 } 2532 PermissionInfo pi = new PermissionInfo(); 2533 pi.name = bp.name; 2534 pi.packageName = bp.sourcePackage; 2535 pi.nonLocalizedLabel = bp.name; 2536 pi.protectionLevel = bp.protectionLevel; 2537 return pi; 2538 } 2539 2540 @Override 2541 public PermissionInfo getPermissionInfo(String name, int flags) { 2542 // reader 2543 synchronized (mPackages) { 2544 final BasePermission p = mSettings.mPermissions.get(name); 2545 if (p != null) { 2546 return generatePermissionInfo(p, flags); 2547 } 2548 return null; 2549 } 2550 } 2551 2552 @Override 2553 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2554 // reader 2555 synchronized (mPackages) { 2556 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2557 for (BasePermission p : mSettings.mPermissions.values()) { 2558 if (group == null) { 2559 if (p.perm == null || p.perm.info.group == null) { 2560 out.add(generatePermissionInfo(p, flags)); 2561 } 2562 } else { 2563 if (p.perm != null && group.equals(p.perm.info.group)) { 2564 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2565 } 2566 } 2567 } 2568 2569 if (out.size() > 0) { 2570 return out; 2571 } 2572 return mPermissionGroups.containsKey(group) ? out : null; 2573 } 2574 } 2575 2576 @Override 2577 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2578 // reader 2579 synchronized (mPackages) { 2580 return PackageParser.generatePermissionGroupInfo( 2581 mPermissionGroups.get(name), flags); 2582 } 2583 } 2584 2585 @Override 2586 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2587 // reader 2588 synchronized (mPackages) { 2589 final int N = mPermissionGroups.size(); 2590 ArrayList<PermissionGroupInfo> out 2591 = new ArrayList<PermissionGroupInfo>(N); 2592 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2593 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2594 } 2595 return out; 2596 } 2597 } 2598 2599 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2600 int userId) { 2601 if (!sUserManager.exists(userId)) return null; 2602 PackageSetting ps = mSettings.mPackages.get(packageName); 2603 if (ps != null) { 2604 if (ps.pkg == null) { 2605 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2606 flags, userId); 2607 if (pInfo != null) { 2608 return pInfo.applicationInfo; 2609 } 2610 return null; 2611 } 2612 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2613 ps.readUserState(userId), userId); 2614 } 2615 return null; 2616 } 2617 2618 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2619 int userId) { 2620 if (!sUserManager.exists(userId)) return null; 2621 PackageSetting ps = mSettings.mPackages.get(packageName); 2622 if (ps != null) { 2623 PackageParser.Package pkg = ps.pkg; 2624 if (pkg == null) { 2625 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2626 return null; 2627 } 2628 // Only data remains, so we aren't worried about code paths 2629 pkg = new PackageParser.Package(packageName); 2630 pkg.applicationInfo.packageName = packageName; 2631 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2632 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2633 pkg.applicationInfo.dataDir = PackageManager.getDataDirForUser(ps.volumeUuid, 2634 packageName, userId).getAbsolutePath(); 2635 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2636 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2637 } 2638 return generatePackageInfo(pkg, flags, userId); 2639 } 2640 return null; 2641 } 2642 2643 @Override 2644 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2645 if (!sUserManager.exists(userId)) return null; 2646 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2647 // writer 2648 synchronized (mPackages) { 2649 PackageParser.Package p = mPackages.get(packageName); 2650 if (DEBUG_PACKAGE_INFO) Log.v( 2651 TAG, "getApplicationInfo " + packageName 2652 + ": " + p); 2653 if (p != null) { 2654 PackageSetting ps = mSettings.mPackages.get(packageName); 2655 if (ps == null) return null; 2656 // Note: isEnabledLP() does not apply here - always return info 2657 return PackageParser.generateApplicationInfo( 2658 p, flags, ps.readUserState(userId), userId); 2659 } 2660 if ("android".equals(packageName)||"system".equals(packageName)) { 2661 return mAndroidApplication; 2662 } 2663 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2664 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2665 } 2666 } 2667 return null; 2668 } 2669 2670 @Override 2671 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2672 final IPackageDataObserver observer) { 2673 mContext.enforceCallingOrSelfPermission( 2674 android.Manifest.permission.CLEAR_APP_CACHE, null); 2675 // Queue up an async operation since clearing cache may take a little while. 2676 mHandler.post(new Runnable() { 2677 public void run() { 2678 mHandler.removeCallbacks(this); 2679 int retCode = -1; 2680 synchronized (mInstallLock) { 2681 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2682 if (retCode < 0) { 2683 Slog.w(TAG, "Couldn't clear application caches"); 2684 } 2685 } 2686 if (observer != null) { 2687 try { 2688 observer.onRemoveCompleted(null, (retCode >= 0)); 2689 } catch (RemoteException e) { 2690 Slog.w(TAG, "RemoveException when invoking call back"); 2691 } 2692 } 2693 } 2694 }); 2695 } 2696 2697 @Override 2698 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2699 final IntentSender pi) { 2700 mContext.enforceCallingOrSelfPermission( 2701 android.Manifest.permission.CLEAR_APP_CACHE, null); 2702 // Queue up an async operation since clearing cache may take a little while. 2703 mHandler.post(new Runnable() { 2704 public void run() { 2705 mHandler.removeCallbacks(this); 2706 int retCode = -1; 2707 synchronized (mInstallLock) { 2708 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2709 if (retCode < 0) { 2710 Slog.w(TAG, "Couldn't clear application caches"); 2711 } 2712 } 2713 if(pi != null) { 2714 try { 2715 // Callback via pending intent 2716 int code = (retCode >= 0) ? 1 : 0; 2717 pi.sendIntent(null, code, null, 2718 null, null); 2719 } catch (SendIntentException e1) { 2720 Slog.i(TAG, "Failed to send pending intent"); 2721 } 2722 } 2723 } 2724 }); 2725 } 2726 2727 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2728 synchronized (mInstallLock) { 2729 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2730 throw new IOException("Failed to free enough space"); 2731 } 2732 } 2733 } 2734 2735 @Override 2736 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2737 if (!sUserManager.exists(userId)) return null; 2738 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2739 synchronized (mPackages) { 2740 PackageParser.Activity a = mActivities.mActivities.get(component); 2741 2742 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2743 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2744 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2745 if (ps == null) return null; 2746 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2747 userId); 2748 } 2749 if (mResolveComponentName.equals(component)) { 2750 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2751 new PackageUserState(), userId); 2752 } 2753 } 2754 return null; 2755 } 2756 2757 @Override 2758 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2759 String resolvedType) { 2760 synchronized (mPackages) { 2761 PackageParser.Activity a = mActivities.mActivities.get(component); 2762 if (a == null) { 2763 return false; 2764 } 2765 for (int i=0; i<a.intents.size(); i++) { 2766 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2767 intent.getData(), intent.getCategories(), TAG) >= 0) { 2768 return true; 2769 } 2770 } 2771 return false; 2772 } 2773 } 2774 2775 @Override 2776 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2777 if (!sUserManager.exists(userId)) return null; 2778 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2779 synchronized (mPackages) { 2780 PackageParser.Activity a = mReceivers.mActivities.get(component); 2781 if (DEBUG_PACKAGE_INFO) Log.v( 2782 TAG, "getReceiverInfo " + component + ": " + a); 2783 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2784 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2785 if (ps == null) return null; 2786 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2787 userId); 2788 } 2789 } 2790 return null; 2791 } 2792 2793 @Override 2794 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2795 if (!sUserManager.exists(userId)) return null; 2796 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 2797 synchronized (mPackages) { 2798 PackageParser.Service s = mServices.mServices.get(component); 2799 if (DEBUG_PACKAGE_INFO) Log.v( 2800 TAG, "getServiceInfo " + component + ": " + s); 2801 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 2802 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2803 if (ps == null) return null; 2804 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 2805 userId); 2806 } 2807 } 2808 return null; 2809 } 2810 2811 @Override 2812 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 2813 if (!sUserManager.exists(userId)) return null; 2814 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 2815 synchronized (mPackages) { 2816 PackageParser.Provider p = mProviders.mProviders.get(component); 2817 if (DEBUG_PACKAGE_INFO) Log.v( 2818 TAG, "getProviderInfo " + component + ": " + p); 2819 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 2820 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2821 if (ps == null) return null; 2822 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 2823 userId); 2824 } 2825 } 2826 return null; 2827 } 2828 2829 @Override 2830 public String[] getSystemSharedLibraryNames() { 2831 Set<String> libSet; 2832 synchronized (mPackages) { 2833 libSet = mSharedLibraries.keySet(); 2834 int size = libSet.size(); 2835 if (size > 0) { 2836 String[] libs = new String[size]; 2837 libSet.toArray(libs); 2838 return libs; 2839 } 2840 } 2841 return null; 2842 } 2843 2844 /** 2845 * @hide 2846 */ 2847 PackageParser.Package findSharedNonSystemLibrary(String libName) { 2848 synchronized (mPackages) { 2849 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 2850 if (lib != null && lib.apk != null) { 2851 return mPackages.get(lib.apk); 2852 } 2853 } 2854 return null; 2855 } 2856 2857 @Override 2858 public FeatureInfo[] getSystemAvailableFeatures() { 2859 Collection<FeatureInfo> featSet; 2860 synchronized (mPackages) { 2861 featSet = mAvailableFeatures.values(); 2862 int size = featSet.size(); 2863 if (size > 0) { 2864 FeatureInfo[] features = new FeatureInfo[size+1]; 2865 featSet.toArray(features); 2866 FeatureInfo fi = new FeatureInfo(); 2867 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 2868 FeatureInfo.GL_ES_VERSION_UNDEFINED); 2869 features[size] = fi; 2870 return features; 2871 } 2872 } 2873 return null; 2874 } 2875 2876 @Override 2877 public boolean hasSystemFeature(String name) { 2878 synchronized (mPackages) { 2879 return mAvailableFeatures.containsKey(name); 2880 } 2881 } 2882 2883 private void checkValidCaller(int uid, int userId) { 2884 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 2885 return; 2886 2887 throw new SecurityException("Caller uid=" + uid 2888 + " is not privileged to communicate with user=" + userId); 2889 } 2890 2891 @Override 2892 public int checkPermission(String permName, String pkgName, int userId) { 2893 if (!sUserManager.exists(userId)) { 2894 return PackageManager.PERMISSION_DENIED; 2895 } 2896 2897 synchronized (mPackages) { 2898 final PackageParser.Package p = mPackages.get(pkgName); 2899 if (p != null && p.mExtras != null) { 2900 final PackageSetting ps = (PackageSetting) p.mExtras; 2901 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2902 return PackageManager.PERMISSION_GRANTED; 2903 } 2904 } 2905 } 2906 2907 return PackageManager.PERMISSION_DENIED; 2908 } 2909 2910 @Override 2911 public int checkUidPermission(String permName, int uid) { 2912 final int userId = UserHandle.getUserId(uid); 2913 2914 if (!sUserManager.exists(userId)) { 2915 return PackageManager.PERMISSION_DENIED; 2916 } 2917 2918 synchronized (mPackages) { 2919 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 2920 if (obj != null) { 2921 final SettingBase ps = (SettingBase) obj; 2922 if (ps.getPermissionsState().hasPermission(permName, userId)) { 2923 return PackageManager.PERMISSION_GRANTED; 2924 } 2925 } else { 2926 ArraySet<String> perms = mSystemPermissions.get(uid); 2927 if (perms != null && perms.contains(permName)) { 2928 return PackageManager.PERMISSION_GRANTED; 2929 } 2930 } 2931 } 2932 2933 return PackageManager.PERMISSION_DENIED; 2934 } 2935 2936 /** 2937 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 2938 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 2939 * @param checkShell TODO(yamasani): 2940 * @param message the message to log on security exception 2941 */ 2942 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 2943 boolean checkShell, String message) { 2944 if (userId < 0) { 2945 throw new IllegalArgumentException("Invalid userId " + userId); 2946 } 2947 if (checkShell) { 2948 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 2949 } 2950 if (userId == UserHandle.getUserId(callingUid)) return; 2951 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 2952 if (requireFullPermission) { 2953 mContext.enforceCallingOrSelfPermission( 2954 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2955 } else { 2956 try { 2957 mContext.enforceCallingOrSelfPermission( 2958 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 2959 } catch (SecurityException se) { 2960 mContext.enforceCallingOrSelfPermission( 2961 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 2962 } 2963 } 2964 } 2965 } 2966 2967 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 2968 if (callingUid == Process.SHELL_UID) { 2969 if (userHandle >= 0 2970 && sUserManager.hasUserRestriction(restriction, userHandle)) { 2971 throw new SecurityException("Shell does not have permission to access user " 2972 + userHandle); 2973 } else if (userHandle < 0) { 2974 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 2975 + Debug.getCallers(3)); 2976 } 2977 } 2978 } 2979 2980 private BasePermission findPermissionTreeLP(String permName) { 2981 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 2982 if (permName.startsWith(bp.name) && 2983 permName.length() > bp.name.length() && 2984 permName.charAt(bp.name.length()) == '.') { 2985 return bp; 2986 } 2987 } 2988 return null; 2989 } 2990 2991 private BasePermission checkPermissionTreeLP(String permName) { 2992 if (permName != null) { 2993 BasePermission bp = findPermissionTreeLP(permName); 2994 if (bp != null) { 2995 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 2996 return bp; 2997 } 2998 throw new SecurityException("Calling uid " 2999 + Binder.getCallingUid() 3000 + " is not allowed to add to permission tree " 3001 + bp.name + " owned by uid " + bp.uid); 3002 } 3003 } 3004 throw new SecurityException("No permission tree found for " + permName); 3005 } 3006 3007 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3008 if (s1 == null) { 3009 return s2 == null; 3010 } 3011 if (s2 == null) { 3012 return false; 3013 } 3014 if (s1.getClass() != s2.getClass()) { 3015 return false; 3016 } 3017 return s1.equals(s2); 3018 } 3019 3020 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3021 if (pi1.icon != pi2.icon) return false; 3022 if (pi1.logo != pi2.logo) return false; 3023 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3024 if (!compareStrings(pi1.name, pi2.name)) return false; 3025 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3026 // We'll take care of setting this one. 3027 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3028 // These are not currently stored in settings. 3029 //if (!compareStrings(pi1.group, pi2.group)) return false; 3030 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3031 //if (pi1.labelRes != pi2.labelRes) return false; 3032 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3033 return true; 3034 } 3035 3036 int permissionInfoFootprint(PermissionInfo info) { 3037 int size = info.name.length(); 3038 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3039 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3040 return size; 3041 } 3042 3043 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3044 int size = 0; 3045 for (BasePermission perm : mSettings.mPermissions.values()) { 3046 if (perm.uid == tree.uid) { 3047 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3048 } 3049 } 3050 return size; 3051 } 3052 3053 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3054 // We calculate the max size of permissions defined by this uid and throw 3055 // if that plus the size of 'info' would exceed our stated maximum. 3056 if (tree.uid != Process.SYSTEM_UID) { 3057 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3058 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3059 throw new SecurityException("Permission tree size cap exceeded"); 3060 } 3061 } 3062 } 3063 3064 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3065 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3066 throw new SecurityException("Label must be specified in permission"); 3067 } 3068 BasePermission tree = checkPermissionTreeLP(info.name); 3069 BasePermission bp = mSettings.mPermissions.get(info.name); 3070 boolean added = bp == null; 3071 boolean changed = true; 3072 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3073 if (added) { 3074 enforcePermissionCapLocked(info, tree); 3075 bp = new BasePermission(info.name, tree.sourcePackage, 3076 BasePermission.TYPE_DYNAMIC); 3077 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3078 throw new SecurityException( 3079 "Not allowed to modify non-dynamic permission " 3080 + info.name); 3081 } else { 3082 if (bp.protectionLevel == fixedLevel 3083 && bp.perm.owner.equals(tree.perm.owner) 3084 && bp.uid == tree.uid 3085 && comparePermissionInfos(bp.perm.info, info)) { 3086 changed = false; 3087 } 3088 } 3089 bp.protectionLevel = fixedLevel; 3090 info = new PermissionInfo(info); 3091 info.protectionLevel = fixedLevel; 3092 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3093 bp.perm.info.packageName = tree.perm.info.packageName; 3094 bp.uid = tree.uid; 3095 if (added) { 3096 mSettings.mPermissions.put(info.name, bp); 3097 } 3098 if (changed) { 3099 if (!async) { 3100 mSettings.writeLPr(); 3101 } else { 3102 scheduleWriteSettingsLocked(); 3103 } 3104 } 3105 return added; 3106 } 3107 3108 @Override 3109 public boolean addPermission(PermissionInfo info) { 3110 synchronized (mPackages) { 3111 return addPermissionLocked(info, false); 3112 } 3113 } 3114 3115 @Override 3116 public boolean addPermissionAsync(PermissionInfo info) { 3117 synchronized (mPackages) { 3118 return addPermissionLocked(info, true); 3119 } 3120 } 3121 3122 @Override 3123 public void removePermission(String name) { 3124 synchronized (mPackages) { 3125 checkPermissionTreeLP(name); 3126 BasePermission bp = mSettings.mPermissions.get(name); 3127 if (bp != null) { 3128 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3129 throw new SecurityException( 3130 "Not allowed to modify non-dynamic permission " 3131 + name); 3132 } 3133 mSettings.mPermissions.remove(name); 3134 mSettings.writeLPr(); 3135 } 3136 } 3137 } 3138 3139 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3140 BasePermission bp) { 3141 int index = pkg.requestedPermissions.indexOf(bp.name); 3142 if (index == -1) { 3143 throw new SecurityException("Package " + pkg.packageName 3144 + " has not requested permission " + bp.name); 3145 } 3146 if (!bp.isRuntime()) { 3147 throw new SecurityException("Permission " + bp.name 3148 + " is not a changeable permission type"); 3149 } 3150 } 3151 3152 @Override 3153 public void grantRuntimePermission(String packageName, String name, int userId) { 3154 if (!sUserManager.exists(userId)) { 3155 Log.e(TAG, "No such user:" + userId); 3156 return; 3157 } 3158 3159 mContext.enforceCallingOrSelfPermission( 3160 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3161 "grantRuntimePermission"); 3162 3163 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3164 "grantRuntimePermission"); 3165 3166 boolean gidsChanged = false; 3167 final SettingBase sb; 3168 3169 synchronized (mPackages) { 3170 final PackageParser.Package pkg = mPackages.get(packageName); 3171 if (pkg == null) { 3172 throw new IllegalArgumentException("Unknown package: " + packageName); 3173 } 3174 3175 final BasePermission bp = mSettings.mPermissions.get(name); 3176 if (bp == null) { 3177 throw new IllegalArgumentException("Unknown permission: " + name); 3178 } 3179 3180 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3181 3182 sb = (SettingBase) pkg.mExtras; 3183 if (sb == null) { 3184 throw new IllegalArgumentException("Unknown package: " + packageName); 3185 } 3186 3187 final PermissionsState permissionsState = sb.getPermissionsState(); 3188 3189 final int flags = permissionsState.getPermissionFlags(name, userId); 3190 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3191 throw new SecurityException("Cannot grant system fixed permission: " 3192 + name + " for package: " + packageName); 3193 } 3194 3195 final int result = permissionsState.grantRuntimePermission(bp, userId); 3196 switch (result) { 3197 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3198 return; 3199 } 3200 3201 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3202 gidsChanged = true; 3203 } break; 3204 } 3205 3206 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3207 3208 // Not critical if that is lost - app has to request again. 3209 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3210 } 3211 3212 if (gidsChanged) { 3213 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3214 } 3215 } 3216 3217 @Override 3218 public void revokeRuntimePermission(String packageName, String name, int userId) { 3219 if (!sUserManager.exists(userId)) { 3220 Log.e(TAG, "No such user:" + userId); 3221 return; 3222 } 3223 3224 mContext.enforceCallingOrSelfPermission( 3225 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3226 "revokeRuntimePermission"); 3227 3228 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3229 "revokeRuntimePermission"); 3230 3231 final SettingBase sb; 3232 3233 synchronized (mPackages) { 3234 final PackageParser.Package pkg = mPackages.get(packageName); 3235 if (pkg == null) { 3236 throw new IllegalArgumentException("Unknown package: " + packageName); 3237 } 3238 3239 final BasePermission bp = mSettings.mPermissions.get(name); 3240 if (bp == null) { 3241 throw new IllegalArgumentException("Unknown permission: " + name); 3242 } 3243 3244 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3245 3246 sb = (SettingBase) pkg.mExtras; 3247 if (sb == null) { 3248 throw new IllegalArgumentException("Unknown package: " + packageName); 3249 } 3250 3251 final PermissionsState permissionsState = sb.getPermissionsState(); 3252 3253 final int flags = permissionsState.getPermissionFlags(name, userId); 3254 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3255 throw new SecurityException("Cannot revoke system fixed permission: " 3256 + name + " for package: " + packageName); 3257 } 3258 3259 if (permissionsState.revokeRuntimePermission(bp, userId) == 3260 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3261 return; 3262 } 3263 3264 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3265 3266 // Critical, after this call app should never have the permission. 3267 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3268 } 3269 3270 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3271 } 3272 3273 @Override 3274 public int getPermissionFlags(String name, String packageName, int userId) { 3275 if (!sUserManager.exists(userId)) { 3276 return 0; 3277 } 3278 3279 mContext.enforceCallingOrSelfPermission( 3280 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3281 "getPermissionFlags"); 3282 3283 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3284 "getPermissionFlags"); 3285 3286 synchronized (mPackages) { 3287 final PackageParser.Package pkg = mPackages.get(packageName); 3288 if (pkg == null) { 3289 throw new IllegalArgumentException("Unknown package: " + packageName); 3290 } 3291 3292 final BasePermission bp = mSettings.mPermissions.get(name); 3293 if (bp == null) { 3294 throw new IllegalArgumentException("Unknown permission: " + name); 3295 } 3296 3297 SettingBase sb = (SettingBase) pkg.mExtras; 3298 if (sb == null) { 3299 throw new IllegalArgumentException("Unknown package: " + packageName); 3300 } 3301 3302 PermissionsState permissionsState = sb.getPermissionsState(); 3303 return permissionsState.getPermissionFlags(name, userId); 3304 } 3305 } 3306 3307 @Override 3308 public void updatePermissionFlags(String name, String packageName, int flagMask, 3309 int flagValues, int userId) { 3310 if (!sUserManager.exists(userId)) { 3311 return; 3312 } 3313 3314 mContext.enforceCallingOrSelfPermission( 3315 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3316 "updatePermissionFlags"); 3317 3318 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3319 "updatePermissionFlags"); 3320 3321 // Only the system can change policy flags. 3322 if (getCallingUid() != Process.SYSTEM_UID) { 3323 flagMask &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3324 flagValues &= ~PackageManager.FLAG_PERMISSION_POLICY_FIXED; 3325 } 3326 3327 // Only the package manager can change system flags. 3328 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3329 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3330 3331 synchronized (mPackages) { 3332 final PackageParser.Package pkg = mPackages.get(packageName); 3333 if (pkg == null) { 3334 throw new IllegalArgumentException("Unknown package: " + packageName); 3335 } 3336 3337 final BasePermission bp = mSettings.mPermissions.get(name); 3338 if (bp == null) { 3339 throw new IllegalArgumentException("Unknown permission: " + name); 3340 } 3341 3342 SettingBase sb = (SettingBase) pkg.mExtras; 3343 if (sb == null) { 3344 throw new IllegalArgumentException("Unknown package: " + packageName); 3345 } 3346 3347 PermissionsState permissionsState = sb.getPermissionsState(); 3348 3349 // Only the package manager can change flags for system component permissions. 3350 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3351 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3352 return; 3353 } 3354 3355 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3356 // Install and runtime permissions are stored in different places, 3357 // so figure out what permission changed and persist the change. 3358 if (permissionsState.getInstallPermissionState(name) != null) { 3359 scheduleWriteSettingsLocked(); 3360 } else if (permissionsState.getRuntimePermissionState(name, userId) != null) { 3361 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3362 } 3363 } 3364 } 3365 } 3366 3367 @Override 3368 public boolean shouldShowRequestPermissionRationale(String permissionName, 3369 String packageName, int userId) { 3370 if (UserHandle.getCallingUserId() != userId) { 3371 mContext.enforceCallingPermission( 3372 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3373 "canShowRequestPermissionRationale for user " + userId); 3374 } 3375 3376 final int uid = getPackageUid(packageName, userId); 3377 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3378 return false; 3379 } 3380 3381 if (checkPermission(permissionName, packageName, userId) 3382 == PackageManager.PERMISSION_GRANTED) { 3383 return false; 3384 } 3385 3386 final int flags; 3387 3388 final long identity = Binder.clearCallingIdentity(); 3389 try { 3390 flags = getPermissionFlags(permissionName, 3391 packageName, userId); 3392 } finally { 3393 Binder.restoreCallingIdentity(identity); 3394 } 3395 3396 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3397 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3398 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3399 3400 if ((flags & fixedFlags) != 0) { 3401 return false; 3402 } 3403 3404 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3405 } 3406 3407 @Override 3408 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3409 mContext.enforceCallingOrSelfPermission( 3410 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3411 "addOnPermissionsChangeListener"); 3412 3413 synchronized (mPackages) { 3414 mOnPermissionChangeListeners.addListenerLocked(listener); 3415 } 3416 } 3417 3418 @Override 3419 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3420 synchronized (mPackages) { 3421 mOnPermissionChangeListeners.removeListenerLocked(listener); 3422 } 3423 } 3424 3425 @Override 3426 public boolean isProtectedBroadcast(String actionName) { 3427 synchronized (mPackages) { 3428 return mProtectedBroadcasts.contains(actionName); 3429 } 3430 } 3431 3432 @Override 3433 public int checkSignatures(String pkg1, String pkg2) { 3434 synchronized (mPackages) { 3435 final PackageParser.Package p1 = mPackages.get(pkg1); 3436 final PackageParser.Package p2 = mPackages.get(pkg2); 3437 if (p1 == null || p1.mExtras == null 3438 || p2 == null || p2.mExtras == null) { 3439 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3440 } 3441 return compareSignatures(p1.mSignatures, p2.mSignatures); 3442 } 3443 } 3444 3445 @Override 3446 public int checkUidSignatures(int uid1, int uid2) { 3447 // Map to base uids. 3448 uid1 = UserHandle.getAppId(uid1); 3449 uid2 = UserHandle.getAppId(uid2); 3450 // reader 3451 synchronized (mPackages) { 3452 Signature[] s1; 3453 Signature[] s2; 3454 Object obj = mSettings.getUserIdLPr(uid1); 3455 if (obj != null) { 3456 if (obj instanceof SharedUserSetting) { 3457 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3458 } else if (obj instanceof PackageSetting) { 3459 s1 = ((PackageSetting)obj).signatures.mSignatures; 3460 } else { 3461 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3462 } 3463 } else { 3464 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3465 } 3466 obj = mSettings.getUserIdLPr(uid2); 3467 if (obj != null) { 3468 if (obj instanceof SharedUserSetting) { 3469 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3470 } else if (obj instanceof PackageSetting) { 3471 s2 = ((PackageSetting)obj).signatures.mSignatures; 3472 } else { 3473 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3474 } 3475 } else { 3476 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3477 } 3478 return compareSignatures(s1, s2); 3479 } 3480 } 3481 3482 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3483 final long identity = Binder.clearCallingIdentity(); 3484 try { 3485 if (sb instanceof SharedUserSetting) { 3486 SharedUserSetting sus = (SharedUserSetting) sb; 3487 final int packageCount = sus.packages.size(); 3488 for (int i = 0; i < packageCount; i++) { 3489 PackageSetting susPs = sus.packages.valueAt(i); 3490 if (userId == UserHandle.USER_ALL) { 3491 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3492 } else { 3493 final int uid = UserHandle.getUid(userId, susPs.appId); 3494 killUid(uid, reason); 3495 } 3496 } 3497 } else if (sb instanceof PackageSetting) { 3498 PackageSetting ps = (PackageSetting) sb; 3499 if (userId == UserHandle.USER_ALL) { 3500 killApplication(ps.pkg.packageName, ps.appId, reason); 3501 } else { 3502 final int uid = UserHandle.getUid(userId, ps.appId); 3503 killUid(uid, reason); 3504 } 3505 } 3506 } finally { 3507 Binder.restoreCallingIdentity(identity); 3508 } 3509 } 3510 3511 private static void killUid(int uid, String reason) { 3512 IActivityManager am = ActivityManagerNative.getDefault(); 3513 if (am != null) { 3514 try { 3515 am.killUid(uid, reason); 3516 } catch (RemoteException e) { 3517 /* ignore - same process */ 3518 } 3519 } 3520 } 3521 3522 /** 3523 * Compares two sets of signatures. Returns: 3524 * <br /> 3525 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3526 * <br /> 3527 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3528 * <br /> 3529 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3530 * <br /> 3531 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3532 * <br /> 3533 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3534 */ 3535 static int compareSignatures(Signature[] s1, Signature[] s2) { 3536 if (s1 == null) { 3537 return s2 == null 3538 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3539 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3540 } 3541 3542 if (s2 == null) { 3543 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3544 } 3545 3546 if (s1.length != s2.length) { 3547 return PackageManager.SIGNATURE_NO_MATCH; 3548 } 3549 3550 // Since both signature sets are of size 1, we can compare without HashSets. 3551 if (s1.length == 1) { 3552 return s1[0].equals(s2[0]) ? 3553 PackageManager.SIGNATURE_MATCH : 3554 PackageManager.SIGNATURE_NO_MATCH; 3555 } 3556 3557 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3558 for (Signature sig : s1) { 3559 set1.add(sig); 3560 } 3561 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3562 for (Signature sig : s2) { 3563 set2.add(sig); 3564 } 3565 // Make sure s2 contains all signatures in s1. 3566 if (set1.equals(set2)) { 3567 return PackageManager.SIGNATURE_MATCH; 3568 } 3569 return PackageManager.SIGNATURE_NO_MATCH; 3570 } 3571 3572 /** 3573 * If the database version for this type of package (internal storage or 3574 * external storage) is less than the version where package signatures 3575 * were updated, return true. 3576 */ 3577 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3578 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3579 DatabaseVersion.SIGNATURE_END_ENTITY)) 3580 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3581 DatabaseVersion.SIGNATURE_END_ENTITY)); 3582 } 3583 3584 /** 3585 * Used for backward compatibility to make sure any packages with 3586 * certificate chains get upgraded to the new style. {@code existingSigs} 3587 * will be in the old format (since they were stored on disk from before the 3588 * system upgrade) and {@code scannedSigs} will be in the newer format. 3589 */ 3590 private int compareSignaturesCompat(PackageSignatures existingSigs, 3591 PackageParser.Package scannedPkg) { 3592 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3593 return PackageManager.SIGNATURE_NO_MATCH; 3594 } 3595 3596 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3597 for (Signature sig : existingSigs.mSignatures) { 3598 existingSet.add(sig); 3599 } 3600 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3601 for (Signature sig : scannedPkg.mSignatures) { 3602 try { 3603 Signature[] chainSignatures = sig.getChainSignatures(); 3604 for (Signature chainSig : chainSignatures) { 3605 scannedCompatSet.add(chainSig); 3606 } 3607 } catch (CertificateEncodingException e) { 3608 scannedCompatSet.add(sig); 3609 } 3610 } 3611 /* 3612 * Make sure the expanded scanned set contains all signatures in the 3613 * existing one. 3614 */ 3615 if (scannedCompatSet.equals(existingSet)) { 3616 // Migrate the old signatures to the new scheme. 3617 existingSigs.assignSignatures(scannedPkg.mSignatures); 3618 // The new KeySets will be re-added later in the scanning process. 3619 synchronized (mPackages) { 3620 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3621 } 3622 return PackageManager.SIGNATURE_MATCH; 3623 } 3624 return PackageManager.SIGNATURE_NO_MATCH; 3625 } 3626 3627 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3628 if (isExternal(scannedPkg)) { 3629 return mSettings.isExternalDatabaseVersionOlderThan( 3630 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3631 } else { 3632 return mSettings.isInternalDatabaseVersionOlderThan( 3633 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3634 } 3635 } 3636 3637 private int compareSignaturesRecover(PackageSignatures existingSigs, 3638 PackageParser.Package scannedPkg) { 3639 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3640 return PackageManager.SIGNATURE_NO_MATCH; 3641 } 3642 3643 String msg = null; 3644 try { 3645 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3646 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3647 + scannedPkg.packageName); 3648 return PackageManager.SIGNATURE_MATCH; 3649 } 3650 } catch (CertificateException e) { 3651 msg = e.getMessage(); 3652 } 3653 3654 logCriticalInfo(Log.INFO, 3655 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3656 return PackageManager.SIGNATURE_NO_MATCH; 3657 } 3658 3659 @Override 3660 public String[] getPackagesForUid(int uid) { 3661 uid = UserHandle.getAppId(uid); 3662 // reader 3663 synchronized (mPackages) { 3664 Object obj = mSettings.getUserIdLPr(uid); 3665 if (obj instanceof SharedUserSetting) { 3666 final SharedUserSetting sus = (SharedUserSetting) obj; 3667 final int N = sus.packages.size(); 3668 final String[] res = new String[N]; 3669 final Iterator<PackageSetting> it = sus.packages.iterator(); 3670 int i = 0; 3671 while (it.hasNext()) { 3672 res[i++] = it.next().name; 3673 } 3674 return res; 3675 } else if (obj instanceof PackageSetting) { 3676 final PackageSetting ps = (PackageSetting) obj; 3677 return new String[] { ps.name }; 3678 } 3679 } 3680 return null; 3681 } 3682 3683 @Override 3684 public String getNameForUid(int uid) { 3685 // reader 3686 synchronized (mPackages) { 3687 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3688 if (obj instanceof SharedUserSetting) { 3689 final SharedUserSetting sus = (SharedUserSetting) obj; 3690 return sus.name + ":" + sus.userId; 3691 } else if (obj instanceof PackageSetting) { 3692 final PackageSetting ps = (PackageSetting) obj; 3693 return ps.name; 3694 } 3695 } 3696 return null; 3697 } 3698 3699 @Override 3700 public int getUidForSharedUser(String sharedUserName) { 3701 if(sharedUserName == null) { 3702 return -1; 3703 } 3704 // reader 3705 synchronized (mPackages) { 3706 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 3707 if (suid == null) { 3708 return -1; 3709 } 3710 return suid.userId; 3711 } 3712 } 3713 3714 @Override 3715 public int getFlagsForUid(int uid) { 3716 synchronized (mPackages) { 3717 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3718 if (obj instanceof SharedUserSetting) { 3719 final SharedUserSetting sus = (SharedUserSetting) obj; 3720 return sus.pkgFlags; 3721 } else if (obj instanceof PackageSetting) { 3722 final PackageSetting ps = (PackageSetting) obj; 3723 return ps.pkgFlags; 3724 } 3725 } 3726 return 0; 3727 } 3728 3729 @Override 3730 public int getPrivateFlagsForUid(int uid) { 3731 synchronized (mPackages) { 3732 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3733 if (obj instanceof SharedUserSetting) { 3734 final SharedUserSetting sus = (SharedUserSetting) obj; 3735 return sus.pkgPrivateFlags; 3736 } else if (obj instanceof PackageSetting) { 3737 final PackageSetting ps = (PackageSetting) obj; 3738 return ps.pkgPrivateFlags; 3739 } 3740 } 3741 return 0; 3742 } 3743 3744 @Override 3745 public boolean isUidPrivileged(int uid) { 3746 uid = UserHandle.getAppId(uid); 3747 // reader 3748 synchronized (mPackages) { 3749 Object obj = mSettings.getUserIdLPr(uid); 3750 if (obj instanceof SharedUserSetting) { 3751 final SharedUserSetting sus = (SharedUserSetting) obj; 3752 final Iterator<PackageSetting> it = sus.packages.iterator(); 3753 while (it.hasNext()) { 3754 if (it.next().isPrivileged()) { 3755 return true; 3756 } 3757 } 3758 } else if (obj instanceof PackageSetting) { 3759 final PackageSetting ps = (PackageSetting) obj; 3760 return ps.isPrivileged(); 3761 } 3762 } 3763 return false; 3764 } 3765 3766 @Override 3767 public String[] getAppOpPermissionPackages(String permissionName) { 3768 synchronized (mPackages) { 3769 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 3770 if (pkgs == null) { 3771 return null; 3772 } 3773 return pkgs.toArray(new String[pkgs.size()]); 3774 } 3775 } 3776 3777 @Override 3778 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 3779 int flags, int userId) { 3780 if (!sUserManager.exists(userId)) return null; 3781 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 3782 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3783 return chooseBestActivity(intent, resolvedType, flags, query, userId); 3784 } 3785 3786 @Override 3787 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 3788 IntentFilter filter, int match, ComponentName activity) { 3789 final int userId = UserHandle.getCallingUserId(); 3790 if (DEBUG_PREFERRED) { 3791 Log.v(TAG, "setLastChosenActivity intent=" + intent 3792 + " resolvedType=" + resolvedType 3793 + " flags=" + flags 3794 + " filter=" + filter 3795 + " match=" + match 3796 + " activity=" + activity); 3797 filter.dump(new PrintStreamPrinter(System.out), " "); 3798 } 3799 intent.setComponent(null); 3800 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3801 // Find any earlier preferred or last chosen entries and nuke them 3802 findPreferredActivity(intent, resolvedType, 3803 flags, query, 0, false, true, false, userId); 3804 // Add the new activity as the last chosen for this filter 3805 addPreferredActivityInternal(filter, match, null, activity, false, userId, 3806 "Setting last chosen"); 3807 } 3808 3809 @Override 3810 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 3811 final int userId = UserHandle.getCallingUserId(); 3812 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 3813 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 3814 return findPreferredActivity(intent, resolvedType, flags, query, 0, 3815 false, false, false, userId); 3816 } 3817 3818 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 3819 int flags, List<ResolveInfo> query, int userId) { 3820 if (query != null) { 3821 final int N = query.size(); 3822 if (N == 1) { 3823 return query.get(0); 3824 } else if (N > 1) { 3825 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 3826 // If there is more than one activity with the same priority, 3827 // then let the user decide between them. 3828 ResolveInfo r0 = query.get(0); 3829 ResolveInfo r1 = query.get(1); 3830 if (DEBUG_INTENT_MATCHING || debug) { 3831 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 3832 + r1.activityInfo.name + "=" + r1.priority); 3833 } 3834 // If the first activity has a higher priority, or a different 3835 // default, then it is always desireable to pick it. 3836 if (r0.priority != r1.priority 3837 || r0.preferredOrder != r1.preferredOrder 3838 || r0.isDefault != r1.isDefault) { 3839 return query.get(0); 3840 } 3841 // If we have saved a preference for a preferred activity for 3842 // this Intent, use that. 3843 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 3844 flags, query, r0.priority, true, false, debug, userId); 3845 if (ri != null) { 3846 return ri; 3847 } 3848 if (userId != 0) { 3849 ri = new ResolveInfo(mResolveInfo); 3850 ri.activityInfo = new ActivityInfo(ri.activityInfo); 3851 ri.activityInfo.applicationInfo = new ApplicationInfo( 3852 ri.activityInfo.applicationInfo); 3853 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 3854 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 3855 return ri; 3856 } 3857 return mResolveInfo; 3858 } 3859 } 3860 return null; 3861 } 3862 3863 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 3864 int flags, List<ResolveInfo> query, boolean debug, int userId) { 3865 final int N = query.size(); 3866 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 3867 .get(userId); 3868 // Get the list of persistent preferred activities that handle the intent 3869 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 3870 List<PersistentPreferredActivity> pprefs = ppir != null 3871 ? ppir.queryIntent(intent, resolvedType, 3872 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3873 : null; 3874 if (pprefs != null && pprefs.size() > 0) { 3875 final int M = pprefs.size(); 3876 for (int i=0; i<M; i++) { 3877 final PersistentPreferredActivity ppa = pprefs.get(i); 3878 if (DEBUG_PREFERRED || debug) { 3879 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 3880 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 3881 + "\n component=" + ppa.mComponent); 3882 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3883 } 3884 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 3885 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3886 if (DEBUG_PREFERRED || debug) { 3887 Slog.v(TAG, "Found persistent preferred activity:"); 3888 if (ai != null) { 3889 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3890 } else { 3891 Slog.v(TAG, " null"); 3892 } 3893 } 3894 if (ai == null) { 3895 // This previously registered persistent preferred activity 3896 // component is no longer known. Ignore it and do NOT remove it. 3897 continue; 3898 } 3899 for (int j=0; j<N; j++) { 3900 final ResolveInfo ri = query.get(j); 3901 if (!ri.activityInfo.applicationInfo.packageName 3902 .equals(ai.applicationInfo.packageName)) { 3903 continue; 3904 } 3905 if (!ri.activityInfo.name.equals(ai.name)) { 3906 continue; 3907 } 3908 // Found a persistent preference that can handle the intent. 3909 if (DEBUG_PREFERRED || debug) { 3910 Slog.v(TAG, "Returning persistent preferred activity: " + 3911 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 3912 } 3913 return ri; 3914 } 3915 } 3916 } 3917 return null; 3918 } 3919 3920 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 3921 List<ResolveInfo> query, int priority, boolean always, 3922 boolean removeMatches, boolean debug, int userId) { 3923 if (!sUserManager.exists(userId)) return null; 3924 // writer 3925 synchronized (mPackages) { 3926 if (intent.getSelector() != null) { 3927 intent = intent.getSelector(); 3928 } 3929 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 3930 3931 // Try to find a matching persistent preferred activity. 3932 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 3933 debug, userId); 3934 3935 // If a persistent preferred activity matched, use it. 3936 if (pri != null) { 3937 return pri; 3938 } 3939 3940 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 3941 // Get the list of preferred activities that handle the intent 3942 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 3943 List<PreferredActivity> prefs = pir != null 3944 ? pir.queryIntent(intent, resolvedType, 3945 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 3946 : null; 3947 if (prefs != null && prefs.size() > 0) { 3948 boolean changed = false; 3949 try { 3950 // First figure out how good the original match set is. 3951 // We will only allow preferred activities that came 3952 // from the same match quality. 3953 int match = 0; 3954 3955 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 3956 3957 final int N = query.size(); 3958 for (int j=0; j<N; j++) { 3959 final ResolveInfo ri = query.get(j); 3960 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 3961 + ": 0x" + Integer.toHexString(match)); 3962 if (ri.match > match) { 3963 match = ri.match; 3964 } 3965 } 3966 3967 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 3968 + Integer.toHexString(match)); 3969 3970 match &= IntentFilter.MATCH_CATEGORY_MASK; 3971 final int M = prefs.size(); 3972 for (int i=0; i<M; i++) { 3973 final PreferredActivity pa = prefs.get(i); 3974 if (DEBUG_PREFERRED || debug) { 3975 Slog.v(TAG, "Checking PreferredActivity ds=" 3976 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 3977 + "\n component=" + pa.mPref.mComponent); 3978 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3979 } 3980 if (pa.mPref.mMatch != match) { 3981 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 3982 + Integer.toHexString(pa.mPref.mMatch)); 3983 continue; 3984 } 3985 // If it's not an "always" type preferred activity and that's what we're 3986 // looking for, skip it. 3987 if (always && !pa.mPref.mAlways) { 3988 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 3989 continue; 3990 } 3991 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 3992 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 3993 if (DEBUG_PREFERRED || debug) { 3994 Slog.v(TAG, "Found preferred activity:"); 3995 if (ai != null) { 3996 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 3997 } else { 3998 Slog.v(TAG, " null"); 3999 } 4000 } 4001 if (ai == null) { 4002 // This previously registered preferred activity 4003 // component is no longer known. Most likely an update 4004 // to the app was installed and in the new version this 4005 // component no longer exists. Clean it up by removing 4006 // it from the preferred activities list, and skip it. 4007 Slog.w(TAG, "Removing dangling preferred activity: " 4008 + pa.mPref.mComponent); 4009 pir.removeFilter(pa); 4010 changed = true; 4011 continue; 4012 } 4013 for (int j=0; j<N; j++) { 4014 final ResolveInfo ri = query.get(j); 4015 if (!ri.activityInfo.applicationInfo.packageName 4016 .equals(ai.applicationInfo.packageName)) { 4017 continue; 4018 } 4019 if (!ri.activityInfo.name.equals(ai.name)) { 4020 continue; 4021 } 4022 4023 if (removeMatches) { 4024 pir.removeFilter(pa); 4025 changed = true; 4026 if (DEBUG_PREFERRED) { 4027 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4028 } 4029 break; 4030 } 4031 4032 // Okay we found a previously set preferred or last chosen app. 4033 // If the result set is different from when this 4034 // was created, we need to clear it and re-ask the 4035 // user their preference, if we're looking for an "always" type entry. 4036 if (always && !pa.mPref.sameSet(query)) { 4037 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4038 + intent + " type " + resolvedType); 4039 if (DEBUG_PREFERRED) { 4040 Slog.v(TAG, "Removing preferred activity since set changed " 4041 + pa.mPref.mComponent); 4042 } 4043 pir.removeFilter(pa); 4044 // Re-add the filter as a "last chosen" entry (!always) 4045 PreferredActivity lastChosen = new PreferredActivity( 4046 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4047 pir.addFilter(lastChosen); 4048 changed = true; 4049 return null; 4050 } 4051 4052 // Yay! Either the set matched or we're looking for the last chosen 4053 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4054 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4055 return ri; 4056 } 4057 } 4058 } finally { 4059 if (changed) { 4060 if (DEBUG_PREFERRED) { 4061 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4062 } 4063 scheduleWritePackageRestrictionsLocked(userId); 4064 } 4065 } 4066 } 4067 } 4068 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4069 return null; 4070 } 4071 4072 /* 4073 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4074 */ 4075 @Override 4076 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4077 int targetUserId) { 4078 mContext.enforceCallingOrSelfPermission( 4079 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4080 List<CrossProfileIntentFilter> matches = 4081 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4082 if (matches != null) { 4083 int size = matches.size(); 4084 for (int i = 0; i < size; i++) { 4085 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4086 } 4087 } 4088 if (hasWebURI(intent)) { 4089 // cross-profile app linking works only towards the parent. 4090 final UserInfo parent = getProfileParent(sourceUserId); 4091 synchronized(mPackages) { 4092 return getCrossProfileDomainPreferredLpr(intent, resolvedType, 0, sourceUserId, 4093 parent.id) != null; 4094 } 4095 } 4096 return false; 4097 } 4098 4099 private UserInfo getProfileParent(int userId) { 4100 final long identity = Binder.clearCallingIdentity(); 4101 try { 4102 return sUserManager.getProfileParent(userId); 4103 } finally { 4104 Binder.restoreCallingIdentity(identity); 4105 } 4106 } 4107 4108 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4109 String resolvedType, int userId) { 4110 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4111 if (resolver != null) { 4112 return resolver.queryIntent(intent, resolvedType, false, userId); 4113 } 4114 return null; 4115 } 4116 4117 @Override 4118 public List<ResolveInfo> queryIntentActivities(Intent intent, 4119 String resolvedType, int flags, int userId) { 4120 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4121 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4122 ComponentName comp = intent.getComponent(); 4123 if (comp == null) { 4124 if (intent.getSelector() != null) { 4125 intent = intent.getSelector(); 4126 comp = intent.getComponent(); 4127 } 4128 } 4129 4130 if (comp != null) { 4131 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4132 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4133 if (ai != null) { 4134 final ResolveInfo ri = new ResolveInfo(); 4135 ri.activityInfo = ai; 4136 list.add(ri); 4137 } 4138 return list; 4139 } 4140 4141 // reader 4142 synchronized (mPackages) { 4143 final String pkgName = intent.getPackage(); 4144 if (pkgName == null) { 4145 List<CrossProfileIntentFilter> matchingFilters = 4146 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4147 // Check for results that need to skip the current profile. 4148 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4149 resolvedType, flags, userId); 4150 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4151 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4152 result.add(xpResolveInfo); 4153 return filterIfNotPrimaryUser(result, userId); 4154 } 4155 4156 // Check for results in the current profile. 4157 List<ResolveInfo> result = mActivities.queryIntent( 4158 intent, resolvedType, flags, userId); 4159 4160 // Check for cross profile results. 4161 xpResolveInfo = queryCrossProfileIntents( 4162 matchingFilters, intent, resolvedType, flags, userId); 4163 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4164 result.add(xpResolveInfo); 4165 Collections.sort(result, mResolvePrioritySorter); 4166 } 4167 result = filterIfNotPrimaryUser(result, userId); 4168 if (hasWebURI(intent)) { 4169 CrossProfileDomainInfo xpDomainInfo = null; 4170 final UserInfo parent = getProfileParent(userId); 4171 if (parent != null) { 4172 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4173 flags, userId, parent.id); 4174 } 4175 if (xpDomainInfo != null) { 4176 if (xpResolveInfo != null) { 4177 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4178 // in the result. 4179 result.remove(xpResolveInfo); 4180 } 4181 if (result.size() == 0) { 4182 result.add(xpDomainInfo.resolveInfo); 4183 return result; 4184 } 4185 } else if (result.size() <= 1) { 4186 return result; 4187 } 4188 result = filterCandidatesWithDomainPreferredActivitiesLPr(flags, result, 4189 xpDomainInfo); 4190 Collections.sort(result, mResolvePrioritySorter); 4191 } 4192 return result; 4193 } 4194 final PackageParser.Package pkg = mPackages.get(pkgName); 4195 if (pkg != null) { 4196 return filterIfNotPrimaryUser( 4197 mActivities.queryIntentForPackage( 4198 intent, resolvedType, flags, pkg.activities, userId), 4199 userId); 4200 } 4201 return new ArrayList<ResolveInfo>(); 4202 } 4203 } 4204 4205 private static class CrossProfileDomainInfo { 4206 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4207 ResolveInfo resolveInfo; 4208 /* Best domain verification status of the activities found in the other profile */ 4209 int bestDomainVerificationStatus; 4210 } 4211 4212 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4213 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4214 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_APP_LINKING, 4215 sourceUserId)) { 4216 return null; 4217 } 4218 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4219 resolvedType, flags, parentUserId); 4220 4221 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4222 return null; 4223 } 4224 CrossProfileDomainInfo result = null; 4225 int size = resultTargetUser.size(); 4226 for (int i = 0; i < size; i++) { 4227 ResolveInfo riTargetUser = resultTargetUser.get(i); 4228 // Intent filter verification is only for filters that specify a host. So don't return 4229 // those that handle all web uris. 4230 if (riTargetUser.handleAllWebDataURI) { 4231 continue; 4232 } 4233 String packageName = riTargetUser.activityInfo.packageName; 4234 PackageSetting ps = mSettings.mPackages.get(packageName); 4235 if (ps == null) { 4236 continue; 4237 } 4238 int status = getDomainVerificationStatusLPr(ps, parentUserId); 4239 if (result == null) { 4240 result = new CrossProfileDomainInfo(); 4241 result.resolveInfo = 4242 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4243 result.bestDomainVerificationStatus = status; 4244 } else { 4245 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4246 result.bestDomainVerificationStatus); 4247 } 4248 } 4249 return result; 4250 } 4251 4252 /** 4253 * Verification statuses are ordered from the worse to the best, except for 4254 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4255 */ 4256 private int bestDomainVerificationStatus(int status1, int status2) { 4257 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4258 return status2; 4259 } 4260 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4261 return status1; 4262 } 4263 return (int) MathUtils.max(status1, status2); 4264 } 4265 4266 private boolean isUserEnabled(int userId) { 4267 long callingId = Binder.clearCallingIdentity(); 4268 try { 4269 UserInfo userInfo = sUserManager.getUserInfo(userId); 4270 return userInfo != null && userInfo.isEnabled(); 4271 } finally { 4272 Binder.restoreCallingIdentity(callingId); 4273 } 4274 } 4275 4276 /** 4277 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4278 * 4279 * @return filtered list 4280 */ 4281 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4282 if (userId == UserHandle.USER_OWNER) { 4283 return resolveInfos; 4284 } 4285 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4286 ResolveInfo info = resolveInfos.get(i); 4287 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4288 resolveInfos.remove(i); 4289 } 4290 } 4291 return resolveInfos; 4292 } 4293 4294 private static boolean hasWebURI(Intent intent) { 4295 if (intent.getData() == null) { 4296 return false; 4297 } 4298 final String scheme = intent.getScheme(); 4299 if (TextUtils.isEmpty(scheme)) { 4300 return false; 4301 } 4302 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4303 } 4304 4305 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr( 4306 int flags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo) { 4307 if (DEBUG_PREFERRED) { 4308 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4309 candidates.size()); 4310 } 4311 4312 final int userId = UserHandle.getCallingUserId(); 4313 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4314 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4315 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4316 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4317 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4318 4319 synchronized (mPackages) { 4320 final int count = candidates.size(); 4321 // First, try to use the domain prefered App. Partition the candidates into four lists: 4322 // one for the final results, one for the "do not use ever", one for "undefined status" 4323 // and finally one for "Browser App type". 4324 for (int n=0; n<count; n++) { 4325 ResolveInfo info = candidates.get(n); 4326 String packageName = info.activityInfo.packageName; 4327 PackageSetting ps = mSettings.mPackages.get(packageName); 4328 if (ps != null) { 4329 // Add to the special match all list (Browser use case) 4330 if (info.handleAllWebDataURI) { 4331 matchAllList.add(info); 4332 continue; 4333 } 4334 // Try to get the status from User settings first 4335 int status = getDomainVerificationStatusLPr(ps, userId); 4336 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4337 alwaysList.add(info); 4338 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4339 neverList.add(info); 4340 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4341 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4342 undefinedList.add(info); 4343 } 4344 } 4345 } 4346 // First try to add the "always" resolution for the current user if there is any 4347 if (alwaysList.size() > 0) { 4348 result.addAll(alwaysList); 4349 // if there is an "always" for the parent user, add it. 4350 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4351 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4352 result.add(xpDomainInfo.resolveInfo); 4353 } else { 4354 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4355 result.addAll(undefinedList); 4356 if (xpDomainInfo != null && ( 4357 xpDomainInfo.bestDomainVerificationStatus 4358 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4359 || xpDomainInfo.bestDomainVerificationStatus 4360 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4361 result.add(xpDomainInfo.resolveInfo); 4362 } 4363 // Also add Browsers (all of them or only the default one) 4364 if ((flags & MATCH_ALL) != 0) { 4365 result.addAll(matchAllList); 4366 } else { 4367 // Try to add the Default Browser if we can 4368 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4369 UserHandle.myUserId()); 4370 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4371 boolean defaultBrowserFound = false; 4372 final int browserCount = matchAllList.size(); 4373 for (int n=0; n<browserCount; n++) { 4374 ResolveInfo browser = matchAllList.get(n); 4375 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4376 result.add(browser); 4377 defaultBrowserFound = true; 4378 break; 4379 } 4380 } 4381 if (!defaultBrowserFound) { 4382 result.addAll(matchAllList); 4383 } 4384 } else { 4385 result.addAll(matchAllList); 4386 } 4387 } 4388 4389 // If there is nothing selected, add all candidates and remove the ones that the User 4390 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4391 if (result.size() == 0) { 4392 result.addAll(candidates); 4393 result.removeAll(neverList); 4394 } 4395 } 4396 } 4397 if (DEBUG_PREFERRED) { 4398 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4399 result.size()); 4400 } 4401 return result; 4402 } 4403 4404 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4405 int status = ps.getDomainVerificationStatusForUser(userId); 4406 // if none available, get the master status 4407 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4408 if (ps.getIntentFilterVerificationInfo() != null) { 4409 status = ps.getIntentFilterVerificationInfo().getStatus(); 4410 } 4411 } 4412 return status; 4413 } 4414 4415 private ResolveInfo querySkipCurrentProfileIntents( 4416 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4417 int flags, int sourceUserId) { 4418 if (matchingFilters != null) { 4419 int size = matchingFilters.size(); 4420 for (int i = 0; i < size; i ++) { 4421 CrossProfileIntentFilter filter = matchingFilters.get(i); 4422 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4423 // Checking if there are activities in the target user that can handle the 4424 // intent. 4425 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4426 flags, sourceUserId); 4427 if (resolveInfo != null) { 4428 return resolveInfo; 4429 } 4430 } 4431 } 4432 } 4433 return null; 4434 } 4435 4436 // Return matching ResolveInfo if any for skip current profile intent filters. 4437 private ResolveInfo queryCrossProfileIntents( 4438 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4439 int flags, int sourceUserId) { 4440 if (matchingFilters != null) { 4441 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4442 // match the same intent. For performance reasons, it is better not to 4443 // run queryIntent twice for the same userId 4444 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4445 int size = matchingFilters.size(); 4446 for (int i = 0; i < size; i++) { 4447 CrossProfileIntentFilter filter = matchingFilters.get(i); 4448 int targetUserId = filter.getTargetUserId(); 4449 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4450 && !alreadyTriedUserIds.get(targetUserId)) { 4451 // Checking if there are activities in the target user that can handle the 4452 // intent. 4453 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4454 flags, sourceUserId); 4455 if (resolveInfo != null) return resolveInfo; 4456 alreadyTriedUserIds.put(targetUserId, true); 4457 } 4458 } 4459 } 4460 return null; 4461 } 4462 4463 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4464 String resolvedType, int flags, int sourceUserId) { 4465 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4466 resolvedType, flags, filter.getTargetUserId()); 4467 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4468 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4469 } 4470 return null; 4471 } 4472 4473 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4474 int sourceUserId, int targetUserId) { 4475 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4476 String className; 4477 if (targetUserId == UserHandle.USER_OWNER) { 4478 className = FORWARD_INTENT_TO_USER_OWNER; 4479 } else { 4480 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4481 } 4482 ComponentName forwardingActivityComponentName = new ComponentName( 4483 mAndroidApplication.packageName, className); 4484 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4485 sourceUserId); 4486 if (targetUserId == UserHandle.USER_OWNER) { 4487 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4488 forwardingResolveInfo.noResourceId = true; 4489 } 4490 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4491 forwardingResolveInfo.priority = 0; 4492 forwardingResolveInfo.preferredOrder = 0; 4493 forwardingResolveInfo.match = 0; 4494 forwardingResolveInfo.isDefault = true; 4495 forwardingResolveInfo.filter = filter; 4496 forwardingResolveInfo.targetUserId = targetUserId; 4497 return forwardingResolveInfo; 4498 } 4499 4500 @Override 4501 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4502 Intent[] specifics, String[] specificTypes, Intent intent, 4503 String resolvedType, int flags, int userId) { 4504 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4505 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4506 false, "query intent activity options"); 4507 final String resultsAction = intent.getAction(); 4508 4509 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4510 | PackageManager.GET_RESOLVED_FILTER, userId); 4511 4512 if (DEBUG_INTENT_MATCHING) { 4513 Log.v(TAG, "Query " + intent + ": " + results); 4514 } 4515 4516 int specificsPos = 0; 4517 int N; 4518 4519 // todo: note that the algorithm used here is O(N^2). This 4520 // isn't a problem in our current environment, but if we start running 4521 // into situations where we have more than 5 or 10 matches then this 4522 // should probably be changed to something smarter... 4523 4524 // First we go through and resolve each of the specific items 4525 // that were supplied, taking care of removing any corresponding 4526 // duplicate items in the generic resolve list. 4527 if (specifics != null) { 4528 for (int i=0; i<specifics.length; i++) { 4529 final Intent sintent = specifics[i]; 4530 if (sintent == null) { 4531 continue; 4532 } 4533 4534 if (DEBUG_INTENT_MATCHING) { 4535 Log.v(TAG, "Specific #" + i + ": " + sintent); 4536 } 4537 4538 String action = sintent.getAction(); 4539 if (resultsAction != null && resultsAction.equals(action)) { 4540 // If this action was explicitly requested, then don't 4541 // remove things that have it. 4542 action = null; 4543 } 4544 4545 ResolveInfo ri = null; 4546 ActivityInfo ai = null; 4547 4548 ComponentName comp = sintent.getComponent(); 4549 if (comp == null) { 4550 ri = resolveIntent( 4551 sintent, 4552 specificTypes != null ? specificTypes[i] : null, 4553 flags, userId); 4554 if (ri == null) { 4555 continue; 4556 } 4557 if (ri == mResolveInfo) { 4558 // ACK! Must do something better with this. 4559 } 4560 ai = ri.activityInfo; 4561 comp = new ComponentName(ai.applicationInfo.packageName, 4562 ai.name); 4563 } else { 4564 ai = getActivityInfo(comp, flags, userId); 4565 if (ai == null) { 4566 continue; 4567 } 4568 } 4569 4570 // Look for any generic query activities that are duplicates 4571 // of this specific one, and remove them from the results. 4572 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4573 N = results.size(); 4574 int j; 4575 for (j=specificsPos; j<N; j++) { 4576 ResolveInfo sri = results.get(j); 4577 if ((sri.activityInfo.name.equals(comp.getClassName()) 4578 && sri.activityInfo.applicationInfo.packageName.equals( 4579 comp.getPackageName())) 4580 || (action != null && sri.filter.matchAction(action))) { 4581 results.remove(j); 4582 if (DEBUG_INTENT_MATCHING) Log.v( 4583 TAG, "Removing duplicate item from " + j 4584 + " due to specific " + specificsPos); 4585 if (ri == null) { 4586 ri = sri; 4587 } 4588 j--; 4589 N--; 4590 } 4591 } 4592 4593 // Add this specific item to its proper place. 4594 if (ri == null) { 4595 ri = new ResolveInfo(); 4596 ri.activityInfo = ai; 4597 } 4598 results.add(specificsPos, ri); 4599 ri.specificIndex = i; 4600 specificsPos++; 4601 } 4602 } 4603 4604 // Now we go through the remaining generic results and remove any 4605 // duplicate actions that are found here. 4606 N = results.size(); 4607 for (int i=specificsPos; i<N-1; i++) { 4608 final ResolveInfo rii = results.get(i); 4609 if (rii.filter == null) { 4610 continue; 4611 } 4612 4613 // Iterate over all of the actions of this result's intent 4614 // filter... typically this should be just one. 4615 final Iterator<String> it = rii.filter.actionsIterator(); 4616 if (it == null) { 4617 continue; 4618 } 4619 while (it.hasNext()) { 4620 final String action = it.next(); 4621 if (resultsAction != null && resultsAction.equals(action)) { 4622 // If this action was explicitly requested, then don't 4623 // remove things that have it. 4624 continue; 4625 } 4626 for (int j=i+1; j<N; j++) { 4627 final ResolveInfo rij = results.get(j); 4628 if (rij.filter != null && rij.filter.hasAction(action)) { 4629 results.remove(j); 4630 if (DEBUG_INTENT_MATCHING) Log.v( 4631 TAG, "Removing duplicate item from " + j 4632 + " due to action " + action + " at " + i); 4633 j--; 4634 N--; 4635 } 4636 } 4637 } 4638 4639 // If the caller didn't request filter information, drop it now 4640 // so we don't have to marshall/unmarshall it. 4641 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4642 rii.filter = null; 4643 } 4644 } 4645 4646 // Filter out the caller activity if so requested. 4647 if (caller != null) { 4648 N = results.size(); 4649 for (int i=0; i<N; i++) { 4650 ActivityInfo ainfo = results.get(i).activityInfo; 4651 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4652 && caller.getClassName().equals(ainfo.name)) { 4653 results.remove(i); 4654 break; 4655 } 4656 } 4657 } 4658 4659 // If the caller didn't request filter information, 4660 // drop them now so we don't have to 4661 // marshall/unmarshall it. 4662 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4663 N = results.size(); 4664 for (int i=0; i<N; i++) { 4665 results.get(i).filter = null; 4666 } 4667 } 4668 4669 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4670 return results; 4671 } 4672 4673 @Override 4674 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4675 int userId) { 4676 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4677 ComponentName comp = intent.getComponent(); 4678 if (comp == null) { 4679 if (intent.getSelector() != null) { 4680 intent = intent.getSelector(); 4681 comp = intent.getComponent(); 4682 } 4683 } 4684 if (comp != null) { 4685 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4686 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4687 if (ai != null) { 4688 ResolveInfo ri = new ResolveInfo(); 4689 ri.activityInfo = ai; 4690 list.add(ri); 4691 } 4692 return list; 4693 } 4694 4695 // reader 4696 synchronized (mPackages) { 4697 String pkgName = intent.getPackage(); 4698 if (pkgName == null) { 4699 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4700 } 4701 final PackageParser.Package pkg = mPackages.get(pkgName); 4702 if (pkg != null) { 4703 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4704 userId); 4705 } 4706 return null; 4707 } 4708 } 4709 4710 @Override 4711 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4712 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4713 if (!sUserManager.exists(userId)) return null; 4714 if (query != null) { 4715 if (query.size() >= 1) { 4716 // If there is more than one service with the same priority, 4717 // just arbitrarily pick the first one. 4718 return query.get(0); 4719 } 4720 } 4721 return null; 4722 } 4723 4724 @Override 4725 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4726 int userId) { 4727 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4728 ComponentName comp = intent.getComponent(); 4729 if (comp == null) { 4730 if (intent.getSelector() != null) { 4731 intent = intent.getSelector(); 4732 comp = intent.getComponent(); 4733 } 4734 } 4735 if (comp != null) { 4736 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4737 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4738 if (si != null) { 4739 final ResolveInfo ri = new ResolveInfo(); 4740 ri.serviceInfo = si; 4741 list.add(ri); 4742 } 4743 return list; 4744 } 4745 4746 // reader 4747 synchronized (mPackages) { 4748 String pkgName = intent.getPackage(); 4749 if (pkgName == null) { 4750 return mServices.queryIntent(intent, resolvedType, flags, userId); 4751 } 4752 final PackageParser.Package pkg = mPackages.get(pkgName); 4753 if (pkg != null) { 4754 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4755 userId); 4756 } 4757 return null; 4758 } 4759 } 4760 4761 @Override 4762 public List<ResolveInfo> queryIntentContentProviders( 4763 Intent intent, String resolvedType, int flags, int userId) { 4764 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4765 ComponentName comp = intent.getComponent(); 4766 if (comp == null) { 4767 if (intent.getSelector() != null) { 4768 intent = intent.getSelector(); 4769 comp = intent.getComponent(); 4770 } 4771 } 4772 if (comp != null) { 4773 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4774 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4775 if (pi != null) { 4776 final ResolveInfo ri = new ResolveInfo(); 4777 ri.providerInfo = pi; 4778 list.add(ri); 4779 } 4780 return list; 4781 } 4782 4783 // reader 4784 synchronized (mPackages) { 4785 String pkgName = intent.getPackage(); 4786 if (pkgName == null) { 4787 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4788 } 4789 final PackageParser.Package pkg = mPackages.get(pkgName); 4790 if (pkg != null) { 4791 return mProviders.queryIntentForPackage( 4792 intent, resolvedType, flags, pkg.providers, userId); 4793 } 4794 return null; 4795 } 4796 } 4797 4798 @Override 4799 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4800 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4801 4802 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4803 4804 // writer 4805 synchronized (mPackages) { 4806 ArrayList<PackageInfo> list; 4807 if (listUninstalled) { 4808 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4809 for (PackageSetting ps : mSettings.mPackages.values()) { 4810 PackageInfo pi; 4811 if (ps.pkg != null) { 4812 pi = generatePackageInfo(ps.pkg, flags, userId); 4813 } else { 4814 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4815 } 4816 if (pi != null) { 4817 list.add(pi); 4818 } 4819 } 4820 } else { 4821 list = new ArrayList<PackageInfo>(mPackages.size()); 4822 for (PackageParser.Package p : mPackages.values()) { 4823 PackageInfo pi = generatePackageInfo(p, flags, userId); 4824 if (pi != null) { 4825 list.add(pi); 4826 } 4827 } 4828 } 4829 4830 return new ParceledListSlice<PackageInfo>(list); 4831 } 4832 } 4833 4834 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4835 String[] permissions, boolean[] tmp, int flags, int userId) { 4836 int numMatch = 0; 4837 final PermissionsState permissionsState = ps.getPermissionsState(); 4838 for (int i=0; i<permissions.length; i++) { 4839 final String permission = permissions[i]; 4840 if (permissionsState.hasPermission(permission, userId)) { 4841 tmp[i] = true; 4842 numMatch++; 4843 } else { 4844 tmp[i] = false; 4845 } 4846 } 4847 if (numMatch == 0) { 4848 return; 4849 } 4850 PackageInfo pi; 4851 if (ps.pkg != null) { 4852 pi = generatePackageInfo(ps.pkg, flags, userId); 4853 } else { 4854 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4855 } 4856 // The above might return null in cases of uninstalled apps or install-state 4857 // skew across users/profiles. 4858 if (pi != null) { 4859 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4860 if (numMatch == permissions.length) { 4861 pi.requestedPermissions = permissions; 4862 } else { 4863 pi.requestedPermissions = new String[numMatch]; 4864 numMatch = 0; 4865 for (int i=0; i<permissions.length; i++) { 4866 if (tmp[i]) { 4867 pi.requestedPermissions[numMatch] = permissions[i]; 4868 numMatch++; 4869 } 4870 } 4871 } 4872 } 4873 list.add(pi); 4874 } 4875 } 4876 4877 @Override 4878 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4879 String[] permissions, int flags, int userId) { 4880 if (!sUserManager.exists(userId)) return null; 4881 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4882 4883 // writer 4884 synchronized (mPackages) { 4885 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4886 boolean[] tmpBools = new boolean[permissions.length]; 4887 if (listUninstalled) { 4888 for (PackageSetting ps : mSettings.mPackages.values()) { 4889 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4890 } 4891 } else { 4892 for (PackageParser.Package pkg : mPackages.values()) { 4893 PackageSetting ps = (PackageSetting)pkg.mExtras; 4894 if (ps != null) { 4895 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4896 userId); 4897 } 4898 } 4899 } 4900 4901 return new ParceledListSlice<PackageInfo>(list); 4902 } 4903 } 4904 4905 @Override 4906 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4907 if (!sUserManager.exists(userId)) return null; 4908 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4909 4910 // writer 4911 synchronized (mPackages) { 4912 ArrayList<ApplicationInfo> list; 4913 if (listUninstalled) { 4914 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4915 for (PackageSetting ps : mSettings.mPackages.values()) { 4916 ApplicationInfo ai; 4917 if (ps.pkg != null) { 4918 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4919 ps.readUserState(userId), userId); 4920 } else { 4921 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4922 } 4923 if (ai != null) { 4924 list.add(ai); 4925 } 4926 } 4927 } else { 4928 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4929 for (PackageParser.Package p : mPackages.values()) { 4930 if (p.mExtras != null) { 4931 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4932 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4933 if (ai != null) { 4934 list.add(ai); 4935 } 4936 } 4937 } 4938 } 4939 4940 return new ParceledListSlice<ApplicationInfo>(list); 4941 } 4942 } 4943 4944 public List<ApplicationInfo> getPersistentApplications(int flags) { 4945 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4946 4947 // reader 4948 synchronized (mPackages) { 4949 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4950 final int userId = UserHandle.getCallingUserId(); 4951 while (i.hasNext()) { 4952 final PackageParser.Package p = i.next(); 4953 if (p.applicationInfo != null 4954 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4955 && (!mSafeMode || isSystemApp(p))) { 4956 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4957 if (ps != null) { 4958 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4959 ps.readUserState(userId), userId); 4960 if (ai != null) { 4961 finalList.add(ai); 4962 } 4963 } 4964 } 4965 } 4966 } 4967 4968 return finalList; 4969 } 4970 4971 @Override 4972 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4973 if (!sUserManager.exists(userId)) return null; 4974 // reader 4975 synchronized (mPackages) { 4976 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4977 PackageSetting ps = provider != null 4978 ? mSettings.mPackages.get(provider.owner.packageName) 4979 : null; 4980 return ps != null 4981 && mSettings.isEnabledLPr(provider.info, flags, userId) 4982 && (!mSafeMode || (provider.info.applicationInfo.flags 4983 &ApplicationInfo.FLAG_SYSTEM) != 0) 4984 ? PackageParser.generateProviderInfo(provider, flags, 4985 ps.readUserState(userId), userId) 4986 : null; 4987 } 4988 } 4989 4990 /** 4991 * @deprecated 4992 */ 4993 @Deprecated 4994 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4995 // reader 4996 synchronized (mPackages) { 4997 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4998 .entrySet().iterator(); 4999 final int userId = UserHandle.getCallingUserId(); 5000 while (i.hasNext()) { 5001 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5002 PackageParser.Provider p = entry.getValue(); 5003 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5004 5005 if (ps != null && p.syncable 5006 && (!mSafeMode || (p.info.applicationInfo.flags 5007 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5008 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5009 ps.readUserState(userId), userId); 5010 if (info != null) { 5011 outNames.add(entry.getKey()); 5012 outInfo.add(info); 5013 } 5014 } 5015 } 5016 } 5017 } 5018 5019 @Override 5020 public List<ProviderInfo> queryContentProviders(String processName, 5021 int uid, int flags) { 5022 ArrayList<ProviderInfo> finalList = null; 5023 // reader 5024 synchronized (mPackages) { 5025 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5026 final int userId = processName != null ? 5027 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5028 while (i.hasNext()) { 5029 final PackageParser.Provider p = i.next(); 5030 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5031 if (ps != null && p.info.authority != null 5032 && (processName == null 5033 || (p.info.processName.equals(processName) 5034 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5035 && mSettings.isEnabledLPr(p.info, flags, userId) 5036 && (!mSafeMode 5037 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5038 if (finalList == null) { 5039 finalList = new ArrayList<ProviderInfo>(3); 5040 } 5041 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5042 ps.readUserState(userId), userId); 5043 if (info != null) { 5044 finalList.add(info); 5045 } 5046 } 5047 } 5048 } 5049 5050 if (finalList != null) { 5051 Collections.sort(finalList, mProviderInitOrderSorter); 5052 } 5053 5054 return finalList; 5055 } 5056 5057 @Override 5058 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5059 int flags) { 5060 // reader 5061 synchronized (mPackages) { 5062 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5063 return PackageParser.generateInstrumentationInfo(i, flags); 5064 } 5065 } 5066 5067 @Override 5068 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5069 int flags) { 5070 ArrayList<InstrumentationInfo> finalList = 5071 new ArrayList<InstrumentationInfo>(); 5072 5073 // reader 5074 synchronized (mPackages) { 5075 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5076 while (i.hasNext()) { 5077 final PackageParser.Instrumentation p = i.next(); 5078 if (targetPackage == null 5079 || targetPackage.equals(p.info.targetPackage)) { 5080 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5081 flags); 5082 if (ii != null) { 5083 finalList.add(ii); 5084 } 5085 } 5086 } 5087 } 5088 5089 return finalList; 5090 } 5091 5092 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5093 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5094 if (overlays == null) { 5095 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5096 return; 5097 } 5098 for (PackageParser.Package opkg : overlays.values()) { 5099 // Not much to do if idmap fails: we already logged the error 5100 // and we certainly don't want to abort installation of pkg simply 5101 // because an overlay didn't fit properly. For these reasons, 5102 // ignore the return value of createIdmapForPackagePairLI. 5103 createIdmapForPackagePairLI(pkg, opkg); 5104 } 5105 } 5106 5107 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5108 PackageParser.Package opkg) { 5109 if (!opkg.mTrustedOverlay) { 5110 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5111 opkg.baseCodePath + ": overlay not trusted"); 5112 return false; 5113 } 5114 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5115 if (overlaySet == null) { 5116 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5117 opkg.baseCodePath + " but target package has no known overlays"); 5118 return false; 5119 } 5120 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5121 // TODO: generate idmap for split APKs 5122 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5123 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5124 + opkg.baseCodePath); 5125 return false; 5126 } 5127 PackageParser.Package[] overlayArray = 5128 overlaySet.values().toArray(new PackageParser.Package[0]); 5129 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5130 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5131 return p1.mOverlayPriority - p2.mOverlayPriority; 5132 } 5133 }; 5134 Arrays.sort(overlayArray, cmp); 5135 5136 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5137 int i = 0; 5138 for (PackageParser.Package p : overlayArray) { 5139 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5140 } 5141 return true; 5142 } 5143 5144 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5145 final File[] files = dir.listFiles(); 5146 if (ArrayUtils.isEmpty(files)) { 5147 Log.d(TAG, "No files in app dir " + dir); 5148 return; 5149 } 5150 5151 if (DEBUG_PACKAGE_SCANNING) { 5152 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5153 + " flags=0x" + Integer.toHexString(parseFlags)); 5154 } 5155 5156 for (File file : files) { 5157 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5158 && !PackageInstallerService.isStageName(file.getName()); 5159 if (!isPackage) { 5160 // Ignore entries which are not packages 5161 continue; 5162 } 5163 try { 5164 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5165 scanFlags, currentTime, null); 5166 } catch (PackageManagerException e) { 5167 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5168 5169 // Delete invalid userdata apps 5170 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5171 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5172 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5173 if (file.isDirectory()) { 5174 mInstaller.rmPackageDir(file.getAbsolutePath()); 5175 } else { 5176 file.delete(); 5177 } 5178 } 5179 } 5180 } 5181 } 5182 5183 private static File getSettingsProblemFile() { 5184 File dataDir = Environment.getDataDirectory(); 5185 File systemDir = new File(dataDir, "system"); 5186 File fname = new File(systemDir, "uiderrors.txt"); 5187 return fname; 5188 } 5189 5190 static void reportSettingsProblem(int priority, String msg) { 5191 logCriticalInfo(priority, msg); 5192 } 5193 5194 static void logCriticalInfo(int priority, String msg) { 5195 Slog.println(priority, TAG, msg); 5196 EventLogTags.writePmCriticalInfo(msg); 5197 try { 5198 File fname = getSettingsProblemFile(); 5199 FileOutputStream out = new FileOutputStream(fname, true); 5200 PrintWriter pw = new FastPrintWriter(out); 5201 SimpleDateFormat formatter = new SimpleDateFormat(); 5202 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5203 pw.println(dateString + ": " + msg); 5204 pw.close(); 5205 FileUtils.setPermissions( 5206 fname.toString(), 5207 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5208 -1, -1); 5209 } catch (java.io.IOException e) { 5210 } 5211 } 5212 5213 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5214 PackageParser.Package pkg, File srcFile, int parseFlags) 5215 throws PackageManagerException { 5216 if (ps != null 5217 && ps.codePath.equals(srcFile) 5218 && ps.timeStamp == srcFile.lastModified() 5219 && !isCompatSignatureUpdateNeeded(pkg) 5220 && !isRecoverSignatureUpdateNeeded(pkg)) { 5221 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5222 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5223 ArraySet<PublicKey> signingKs; 5224 synchronized (mPackages) { 5225 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5226 } 5227 if (ps.signatures.mSignatures != null 5228 && ps.signatures.mSignatures.length != 0 5229 && signingKs != null) { 5230 // Optimization: reuse the existing cached certificates 5231 // if the package appears to be unchanged. 5232 pkg.mSignatures = ps.signatures.mSignatures; 5233 pkg.mSigningKeys = signingKs; 5234 return; 5235 } 5236 5237 Slog.w(TAG, "PackageSetting for " + ps.name 5238 + " is missing signatures. Collecting certs again to recover them."); 5239 } else { 5240 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5241 } 5242 5243 try { 5244 pp.collectCertificates(pkg, parseFlags); 5245 pp.collectManifestDigest(pkg); 5246 } catch (PackageParserException e) { 5247 throw PackageManagerException.from(e); 5248 } 5249 } 5250 5251 /* 5252 * Scan a package and return the newly parsed package. 5253 * Returns null in case of errors and the error code is stored in mLastScanError 5254 */ 5255 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5256 long currentTime, UserHandle user) throws PackageManagerException { 5257 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5258 parseFlags |= mDefParseFlags; 5259 PackageParser pp = new PackageParser(); 5260 pp.setSeparateProcesses(mSeparateProcesses); 5261 pp.setOnlyCoreApps(mOnlyCore); 5262 pp.setDisplayMetrics(mMetrics); 5263 5264 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5265 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5266 } 5267 5268 final PackageParser.Package pkg; 5269 try { 5270 pkg = pp.parsePackage(scanFile, parseFlags); 5271 } catch (PackageParserException e) { 5272 throw PackageManagerException.from(e); 5273 } 5274 5275 PackageSetting ps = null; 5276 PackageSetting updatedPkg; 5277 // reader 5278 synchronized (mPackages) { 5279 // Look to see if we already know about this package. 5280 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5281 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5282 // This package has been renamed to its original name. Let's 5283 // use that. 5284 ps = mSettings.peekPackageLPr(oldName); 5285 } 5286 // If there was no original package, see one for the real package name. 5287 if (ps == null) { 5288 ps = mSettings.peekPackageLPr(pkg.packageName); 5289 } 5290 // Check to see if this package could be hiding/updating a system 5291 // package. Must look for it either under the original or real 5292 // package name depending on our state. 5293 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5294 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5295 } 5296 boolean updatedPkgBetter = false; 5297 // First check if this is a system package that may involve an update 5298 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5299 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5300 // it needs to drop FLAG_PRIVILEGED. 5301 if (locationIsPrivileged(scanFile)) { 5302 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5303 } else { 5304 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5305 } 5306 5307 if (ps != null && !ps.codePath.equals(scanFile)) { 5308 // The path has changed from what was last scanned... check the 5309 // version of the new path against what we have stored to determine 5310 // what to do. 5311 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5312 if (pkg.mVersionCode <= ps.versionCode) { 5313 // The system package has been updated and the code path does not match 5314 // Ignore entry. Skip it. 5315 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5316 + " ignored: updated version " + ps.versionCode 5317 + " better than this " + pkg.mVersionCode); 5318 if (!updatedPkg.codePath.equals(scanFile)) { 5319 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5320 + ps.name + " changing from " + updatedPkg.codePathString 5321 + " to " + scanFile); 5322 updatedPkg.codePath = scanFile; 5323 updatedPkg.codePathString = scanFile.toString(); 5324 updatedPkg.resourcePath = scanFile; 5325 updatedPkg.resourcePathString = scanFile.toString(); 5326 } 5327 updatedPkg.pkg = pkg; 5328 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5329 } else { 5330 // The current app on the system partition is better than 5331 // what we have updated to on the data partition; switch 5332 // back to the system partition version. 5333 // At this point, its safely assumed that package installation for 5334 // apps in system partition will go through. If not there won't be a working 5335 // version of the app 5336 // writer 5337 synchronized (mPackages) { 5338 // Just remove the loaded entries from package lists. 5339 mPackages.remove(ps.name); 5340 } 5341 5342 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5343 + " reverting from " + ps.codePathString 5344 + ": new version " + pkg.mVersionCode 5345 + " better than installed " + ps.versionCode); 5346 5347 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5348 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5349 synchronized (mInstallLock) { 5350 args.cleanUpResourcesLI(); 5351 } 5352 synchronized (mPackages) { 5353 mSettings.enableSystemPackageLPw(ps.name); 5354 } 5355 updatedPkgBetter = true; 5356 } 5357 } 5358 } 5359 5360 if (updatedPkg != null) { 5361 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5362 // initially 5363 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5364 5365 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5366 // flag set initially 5367 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5368 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5369 } 5370 } 5371 5372 // Verify certificates against what was last scanned 5373 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5374 5375 /* 5376 * A new system app appeared, but we already had a non-system one of the 5377 * same name installed earlier. 5378 */ 5379 boolean shouldHideSystemApp = false; 5380 if (updatedPkg == null && ps != null 5381 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5382 /* 5383 * Check to make sure the signatures match first. If they don't, 5384 * wipe the installed application and its data. 5385 */ 5386 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5387 != PackageManager.SIGNATURE_MATCH) { 5388 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5389 + " signatures don't match existing userdata copy; removing"); 5390 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5391 ps = null; 5392 } else { 5393 /* 5394 * If the newly-added system app is an older version than the 5395 * already installed version, hide it. It will be scanned later 5396 * and re-added like an update. 5397 */ 5398 if (pkg.mVersionCode <= ps.versionCode) { 5399 shouldHideSystemApp = true; 5400 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5401 + " but new version " + pkg.mVersionCode + " better than installed " 5402 + ps.versionCode + "; hiding system"); 5403 } else { 5404 /* 5405 * The newly found system app is a newer version that the 5406 * one previously installed. Simply remove the 5407 * already-installed application and replace it with our own 5408 * while keeping the application data. 5409 */ 5410 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5411 + " reverting from " + ps.codePathString + ": new version " 5412 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5413 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5414 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5415 synchronized (mInstallLock) { 5416 args.cleanUpResourcesLI(); 5417 } 5418 } 5419 } 5420 } 5421 5422 // The apk is forward locked (not public) if its code and resources 5423 // are kept in different files. (except for app in either system or 5424 // vendor path). 5425 // TODO grab this value from PackageSettings 5426 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5427 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5428 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5429 } 5430 } 5431 5432 // TODO: extend to support forward-locked splits 5433 String resourcePath = null; 5434 String baseResourcePath = null; 5435 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5436 if (ps != null && ps.resourcePathString != null) { 5437 resourcePath = ps.resourcePathString; 5438 baseResourcePath = ps.resourcePathString; 5439 } else { 5440 // Should not happen at all. Just log an error. 5441 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5442 } 5443 } else { 5444 resourcePath = pkg.codePath; 5445 baseResourcePath = pkg.baseCodePath; 5446 } 5447 5448 // Set application objects path explicitly. 5449 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5450 pkg.applicationInfo.setCodePath(pkg.codePath); 5451 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5452 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5453 pkg.applicationInfo.setResourcePath(resourcePath); 5454 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5455 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5456 5457 // Note that we invoke the following method only if we are about to unpack an application 5458 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5459 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5460 5461 /* 5462 * If the system app should be overridden by a previously installed 5463 * data, hide the system app now and let the /data/app scan pick it up 5464 * again. 5465 */ 5466 if (shouldHideSystemApp) { 5467 synchronized (mPackages) { 5468 /* 5469 * We have to grant systems permissions before we hide, because 5470 * grantPermissions will assume the package update is trying to 5471 * expand its permissions. 5472 */ 5473 grantPermissionsLPw(pkg, true, pkg.packageName); 5474 mSettings.disableSystemPackageLPw(pkg.packageName); 5475 } 5476 } 5477 5478 return scannedPkg; 5479 } 5480 5481 private static String fixProcessName(String defProcessName, 5482 String processName, int uid) { 5483 if (processName == null) { 5484 return defProcessName; 5485 } 5486 return processName; 5487 } 5488 5489 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5490 throws PackageManagerException { 5491 if (pkgSetting.signatures.mSignatures != null) { 5492 // Already existing package. Make sure signatures match 5493 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5494 == PackageManager.SIGNATURE_MATCH; 5495 if (!match) { 5496 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5497 == PackageManager.SIGNATURE_MATCH; 5498 } 5499 if (!match) { 5500 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5501 == PackageManager.SIGNATURE_MATCH; 5502 } 5503 if (!match) { 5504 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5505 + pkg.packageName + " signatures do not match the " 5506 + "previously installed version; ignoring!"); 5507 } 5508 } 5509 5510 // Check for shared user signatures 5511 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5512 // Already existing package. Make sure signatures match 5513 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5514 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5515 if (!match) { 5516 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5517 == PackageManager.SIGNATURE_MATCH; 5518 } 5519 if (!match) { 5520 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5521 == PackageManager.SIGNATURE_MATCH; 5522 } 5523 if (!match) { 5524 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5525 "Package " + pkg.packageName 5526 + " has no signatures that match those in shared user " 5527 + pkgSetting.sharedUser.name + "; ignoring!"); 5528 } 5529 } 5530 } 5531 5532 /** 5533 * Enforces that only the system UID or root's UID can call a method exposed 5534 * via Binder. 5535 * 5536 * @param message used as message if SecurityException is thrown 5537 * @throws SecurityException if the caller is not system or root 5538 */ 5539 private static final void enforceSystemOrRoot(String message) { 5540 final int uid = Binder.getCallingUid(); 5541 if (uid != Process.SYSTEM_UID && uid != 0) { 5542 throw new SecurityException(message); 5543 } 5544 } 5545 5546 @Override 5547 public void performBootDexOpt() { 5548 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5549 5550 // Before everything else, see whether we need to fstrim. 5551 try { 5552 IMountService ms = PackageHelper.getMountService(); 5553 if (ms != null) { 5554 final boolean isUpgrade = isUpgrade(); 5555 boolean doTrim = isUpgrade; 5556 if (doTrim) { 5557 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5558 } else { 5559 final long interval = android.provider.Settings.Global.getLong( 5560 mContext.getContentResolver(), 5561 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5562 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5563 if (interval > 0) { 5564 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5565 if (timeSinceLast > interval) { 5566 doTrim = true; 5567 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5568 + "; running immediately"); 5569 } 5570 } 5571 } 5572 if (doTrim) { 5573 if (!isFirstBoot()) { 5574 try { 5575 ActivityManagerNative.getDefault().showBootMessage( 5576 mContext.getResources().getString( 5577 R.string.android_upgrading_fstrim), true); 5578 } catch (RemoteException e) { 5579 } 5580 } 5581 ms.runMaintenance(); 5582 } 5583 } else { 5584 Slog.e(TAG, "Mount service unavailable!"); 5585 } 5586 } catch (RemoteException e) { 5587 // Can't happen; MountService is local 5588 } 5589 5590 final ArraySet<PackageParser.Package> pkgs; 5591 synchronized (mPackages) { 5592 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5593 } 5594 5595 if (pkgs != null) { 5596 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5597 // in case the device runs out of space. 5598 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5599 // Give priority to core apps. 5600 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5601 PackageParser.Package pkg = it.next(); 5602 if (pkg.coreApp) { 5603 if (DEBUG_DEXOPT) { 5604 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5605 } 5606 sortedPkgs.add(pkg); 5607 it.remove(); 5608 } 5609 } 5610 // Give priority to system apps that listen for pre boot complete. 5611 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5612 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5613 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5614 PackageParser.Package pkg = it.next(); 5615 if (pkgNames.contains(pkg.packageName)) { 5616 if (DEBUG_DEXOPT) { 5617 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5618 } 5619 sortedPkgs.add(pkg); 5620 it.remove(); 5621 } 5622 } 5623 // Give priority to system apps. 5624 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5625 PackageParser.Package pkg = it.next(); 5626 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5627 if (DEBUG_DEXOPT) { 5628 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5629 } 5630 sortedPkgs.add(pkg); 5631 it.remove(); 5632 } 5633 } 5634 // Give priority to updated system apps. 5635 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5636 PackageParser.Package pkg = it.next(); 5637 if (pkg.isUpdatedSystemApp()) { 5638 if (DEBUG_DEXOPT) { 5639 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5640 } 5641 sortedPkgs.add(pkg); 5642 it.remove(); 5643 } 5644 } 5645 // Give priority to apps that listen for boot complete. 5646 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5647 pkgNames = getPackageNamesForIntent(intent); 5648 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5649 PackageParser.Package pkg = it.next(); 5650 if (pkgNames.contains(pkg.packageName)) { 5651 if (DEBUG_DEXOPT) { 5652 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5653 } 5654 sortedPkgs.add(pkg); 5655 it.remove(); 5656 } 5657 } 5658 // Filter out packages that aren't recently used. 5659 filterRecentlyUsedApps(pkgs); 5660 // Add all remaining apps. 5661 for (PackageParser.Package pkg : pkgs) { 5662 if (DEBUG_DEXOPT) { 5663 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5664 } 5665 sortedPkgs.add(pkg); 5666 } 5667 5668 // If we want to be lazy, filter everything that wasn't recently used. 5669 if (mLazyDexOpt) { 5670 filterRecentlyUsedApps(sortedPkgs); 5671 } 5672 5673 int i = 0; 5674 int total = sortedPkgs.size(); 5675 File dataDir = Environment.getDataDirectory(); 5676 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5677 if (lowThreshold == 0) { 5678 throw new IllegalStateException("Invalid low memory threshold"); 5679 } 5680 for (PackageParser.Package pkg : sortedPkgs) { 5681 long usableSpace = dataDir.getUsableSpace(); 5682 if (usableSpace < lowThreshold) { 5683 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5684 break; 5685 } 5686 performBootDexOpt(pkg, ++i, total); 5687 } 5688 } 5689 } 5690 5691 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5692 // Filter out packages that aren't recently used. 5693 // 5694 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5695 // should do a full dexopt. 5696 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5697 int total = pkgs.size(); 5698 int skipped = 0; 5699 long now = System.currentTimeMillis(); 5700 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5701 PackageParser.Package pkg = i.next(); 5702 long then = pkg.mLastPackageUsageTimeInMills; 5703 if (then + mDexOptLRUThresholdInMills < now) { 5704 if (DEBUG_DEXOPT) { 5705 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5706 ((then == 0) ? "never" : new Date(then))); 5707 } 5708 i.remove(); 5709 skipped++; 5710 } 5711 } 5712 if (DEBUG_DEXOPT) { 5713 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5714 } 5715 } 5716 } 5717 5718 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5719 List<ResolveInfo> ris = null; 5720 try { 5721 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5722 intent, null, 0, UserHandle.USER_OWNER); 5723 } catch (RemoteException e) { 5724 } 5725 ArraySet<String> pkgNames = new ArraySet<String>(); 5726 if (ris != null) { 5727 for (ResolveInfo ri : ris) { 5728 pkgNames.add(ri.activityInfo.packageName); 5729 } 5730 } 5731 return pkgNames; 5732 } 5733 5734 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5735 if (DEBUG_DEXOPT) { 5736 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5737 } 5738 if (!isFirstBoot()) { 5739 try { 5740 ActivityManagerNative.getDefault().showBootMessage( 5741 mContext.getResources().getString(R.string.android_upgrading_apk, 5742 curr, total), true); 5743 } catch (RemoteException e) { 5744 } 5745 } 5746 PackageParser.Package p = pkg; 5747 synchronized (mInstallLock) { 5748 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5749 false /* force dex */, false /* defer */, true /* include dependencies */); 5750 } 5751 } 5752 5753 @Override 5754 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5755 return performDexOpt(packageName, instructionSet, false); 5756 } 5757 5758 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5759 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5760 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5761 if (!dexopt && !updateUsage) { 5762 // We aren't going to dexopt or update usage, so bail early. 5763 return false; 5764 } 5765 PackageParser.Package p; 5766 final String targetInstructionSet; 5767 synchronized (mPackages) { 5768 p = mPackages.get(packageName); 5769 if (p == null) { 5770 return false; 5771 } 5772 if (updateUsage) { 5773 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5774 } 5775 mPackageUsage.write(false); 5776 if (!dexopt) { 5777 // We aren't going to dexopt, so bail early. 5778 return false; 5779 } 5780 5781 targetInstructionSet = instructionSet != null ? instructionSet : 5782 getPrimaryInstructionSet(p.applicationInfo); 5783 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5784 return false; 5785 } 5786 } 5787 5788 synchronized (mInstallLock) { 5789 final String[] instructionSets = new String[] { targetInstructionSet }; 5790 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5791 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5792 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5793 } 5794 } 5795 5796 public ArraySet<String> getPackagesThatNeedDexOpt() { 5797 ArraySet<String> pkgs = null; 5798 synchronized (mPackages) { 5799 for (PackageParser.Package p : mPackages.values()) { 5800 if (DEBUG_DEXOPT) { 5801 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5802 } 5803 if (!p.mDexOptPerformed.isEmpty()) { 5804 continue; 5805 } 5806 if (pkgs == null) { 5807 pkgs = new ArraySet<String>(); 5808 } 5809 pkgs.add(p.packageName); 5810 } 5811 } 5812 return pkgs; 5813 } 5814 5815 public void shutdown() { 5816 mPackageUsage.write(true); 5817 } 5818 5819 @Override 5820 public void forceDexOpt(String packageName) { 5821 enforceSystemOrRoot("forceDexOpt"); 5822 5823 PackageParser.Package pkg; 5824 synchronized (mPackages) { 5825 pkg = mPackages.get(packageName); 5826 if (pkg == null) { 5827 throw new IllegalArgumentException("Missing package: " + packageName); 5828 } 5829 } 5830 5831 synchronized (mInstallLock) { 5832 final String[] instructionSets = new String[] { 5833 getPrimaryInstructionSet(pkg.applicationInfo) }; 5834 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5835 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5836 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5837 throw new IllegalStateException("Failed to dexopt: " + res); 5838 } 5839 } 5840 } 5841 5842 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5843 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5844 Slog.w(TAG, "Unable to update from " + oldPkg.name 5845 + " to " + newPkg.packageName 5846 + ": old package not in system partition"); 5847 return false; 5848 } else if (mPackages.get(oldPkg.name) != null) { 5849 Slog.w(TAG, "Unable to update from " + oldPkg.name 5850 + " to " + newPkg.packageName 5851 + ": old package still exists"); 5852 return false; 5853 } 5854 return true; 5855 } 5856 5857 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5858 int[] users = sUserManager.getUserIds(); 5859 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5860 if (res < 0) { 5861 return res; 5862 } 5863 for (int user : users) { 5864 if (user != 0) { 5865 res = mInstaller.createUserData(volumeUuid, packageName, 5866 UserHandle.getUid(user, uid), user, seinfo); 5867 if (res < 0) { 5868 return res; 5869 } 5870 } 5871 } 5872 return res; 5873 } 5874 5875 private int removeDataDirsLI(String volumeUuid, String packageName) { 5876 int[] users = sUserManager.getUserIds(); 5877 int res = 0; 5878 for (int user : users) { 5879 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5880 if (resInner < 0) { 5881 res = resInner; 5882 } 5883 } 5884 5885 return res; 5886 } 5887 5888 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5889 int[] users = sUserManager.getUserIds(); 5890 int res = 0; 5891 for (int user : users) { 5892 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5893 if (resInner < 0) { 5894 res = resInner; 5895 } 5896 } 5897 return res; 5898 } 5899 5900 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5901 PackageParser.Package changingLib) { 5902 if (file.path != null) { 5903 usesLibraryFiles.add(file.path); 5904 return; 5905 } 5906 PackageParser.Package p = mPackages.get(file.apk); 5907 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5908 // If we are doing this while in the middle of updating a library apk, 5909 // then we need to make sure to use that new apk for determining the 5910 // dependencies here. (We haven't yet finished committing the new apk 5911 // to the package manager state.) 5912 if (p == null || p.packageName.equals(changingLib.packageName)) { 5913 p = changingLib; 5914 } 5915 } 5916 if (p != null) { 5917 usesLibraryFiles.addAll(p.getAllCodePaths()); 5918 } 5919 } 5920 5921 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5922 PackageParser.Package changingLib) throws PackageManagerException { 5923 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5924 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5925 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5926 for (int i=0; i<N; i++) { 5927 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5928 if (file == null) { 5929 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5930 "Package " + pkg.packageName + " requires unavailable shared library " 5931 + pkg.usesLibraries.get(i) + "; failing!"); 5932 } 5933 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5934 } 5935 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5936 for (int i=0; i<N; i++) { 5937 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5938 if (file == null) { 5939 Slog.w(TAG, "Package " + pkg.packageName 5940 + " desires unavailable shared library " 5941 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5942 } else { 5943 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5944 } 5945 } 5946 N = usesLibraryFiles.size(); 5947 if (N > 0) { 5948 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5949 } else { 5950 pkg.usesLibraryFiles = null; 5951 } 5952 } 5953 } 5954 5955 private static boolean hasString(List<String> list, List<String> which) { 5956 if (list == null) { 5957 return false; 5958 } 5959 for (int i=list.size()-1; i>=0; i--) { 5960 for (int j=which.size()-1; j>=0; j--) { 5961 if (which.get(j).equals(list.get(i))) { 5962 return true; 5963 } 5964 } 5965 } 5966 return false; 5967 } 5968 5969 private void updateAllSharedLibrariesLPw() { 5970 for (PackageParser.Package pkg : mPackages.values()) { 5971 try { 5972 updateSharedLibrariesLPw(pkg, null); 5973 } catch (PackageManagerException e) { 5974 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5975 } 5976 } 5977 } 5978 5979 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5980 PackageParser.Package changingPkg) { 5981 ArrayList<PackageParser.Package> res = null; 5982 for (PackageParser.Package pkg : mPackages.values()) { 5983 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5984 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5985 if (res == null) { 5986 res = new ArrayList<PackageParser.Package>(); 5987 } 5988 res.add(pkg); 5989 try { 5990 updateSharedLibrariesLPw(pkg, changingPkg); 5991 } catch (PackageManagerException e) { 5992 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5993 } 5994 } 5995 } 5996 return res; 5997 } 5998 5999 /** 6000 * Derive the value of the {@code cpuAbiOverride} based on the provided 6001 * value and an optional stored value from the package settings. 6002 */ 6003 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6004 String cpuAbiOverride = null; 6005 6006 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6007 cpuAbiOverride = null; 6008 } else if (abiOverride != null) { 6009 cpuAbiOverride = abiOverride; 6010 } else if (settings != null) { 6011 cpuAbiOverride = settings.cpuAbiOverrideString; 6012 } 6013 6014 return cpuAbiOverride; 6015 } 6016 6017 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6018 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6019 boolean success = false; 6020 try { 6021 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6022 currentTime, user); 6023 success = true; 6024 return res; 6025 } finally { 6026 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6027 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6028 } 6029 } 6030 } 6031 6032 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6033 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6034 final File scanFile = new File(pkg.codePath); 6035 if (pkg.applicationInfo.getCodePath() == null || 6036 pkg.applicationInfo.getResourcePath() == null) { 6037 // Bail out. The resource and code paths haven't been set. 6038 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6039 "Code and resource paths haven't been set correctly"); 6040 } 6041 6042 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6043 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6044 } else { 6045 // Only allow system apps to be flagged as core apps. 6046 pkg.coreApp = false; 6047 } 6048 6049 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6050 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6051 } 6052 6053 if (mCustomResolverComponentName != null && 6054 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6055 setUpCustomResolverActivity(pkg); 6056 } 6057 6058 if (pkg.packageName.equals("android")) { 6059 synchronized (mPackages) { 6060 if (mAndroidApplication != null) { 6061 Slog.w(TAG, "*************************************************"); 6062 Slog.w(TAG, "Core android package being redefined. Skipping."); 6063 Slog.w(TAG, " file=" + scanFile); 6064 Slog.w(TAG, "*************************************************"); 6065 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6066 "Core android package being redefined. Skipping."); 6067 } 6068 6069 // Set up information for our fall-back user intent resolution activity. 6070 mPlatformPackage = pkg; 6071 pkg.mVersionCode = mSdkVersion; 6072 mAndroidApplication = pkg.applicationInfo; 6073 6074 if (!mResolverReplaced) { 6075 mResolveActivity.applicationInfo = mAndroidApplication; 6076 mResolveActivity.name = ResolverActivity.class.getName(); 6077 mResolveActivity.packageName = mAndroidApplication.packageName; 6078 mResolveActivity.processName = "system:ui"; 6079 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6080 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6081 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6082 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6083 mResolveActivity.exported = true; 6084 mResolveActivity.enabled = true; 6085 mResolveInfo.activityInfo = mResolveActivity; 6086 mResolveInfo.priority = 0; 6087 mResolveInfo.preferredOrder = 0; 6088 mResolveInfo.match = 0; 6089 mResolveComponentName = new ComponentName( 6090 mAndroidApplication.packageName, mResolveActivity.name); 6091 } 6092 } 6093 } 6094 6095 if (DEBUG_PACKAGE_SCANNING) { 6096 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6097 Log.d(TAG, "Scanning package " + pkg.packageName); 6098 } 6099 6100 if (mPackages.containsKey(pkg.packageName) 6101 || mSharedLibraries.containsKey(pkg.packageName)) { 6102 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6103 "Application package " + pkg.packageName 6104 + " already installed. Skipping duplicate."); 6105 } 6106 6107 // If we're only installing presumed-existing packages, require that the 6108 // scanned APK is both already known and at the path previously established 6109 // for it. Previously unknown packages we pick up normally, but if we have an 6110 // a priori expectation about this package's install presence, enforce it. 6111 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6112 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6113 if (known != null) { 6114 if (DEBUG_PACKAGE_SCANNING) { 6115 Log.d(TAG, "Examining " + pkg.codePath 6116 + " and requiring known paths " + known.codePathString 6117 + " & " + known.resourcePathString); 6118 } 6119 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6120 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6121 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6122 "Application package " + pkg.packageName 6123 + " found at " + pkg.applicationInfo.getCodePath() 6124 + " but expected at " + known.codePathString + "; ignoring."); 6125 } 6126 } 6127 } 6128 6129 // Initialize package source and resource directories 6130 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6131 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6132 6133 SharedUserSetting suid = null; 6134 PackageSetting pkgSetting = null; 6135 6136 if (!isSystemApp(pkg)) { 6137 // Only system apps can use these features. 6138 pkg.mOriginalPackages = null; 6139 pkg.mRealPackage = null; 6140 pkg.mAdoptPermissions = null; 6141 } 6142 6143 // writer 6144 synchronized (mPackages) { 6145 if (pkg.mSharedUserId != null) { 6146 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6147 if (suid == null) { 6148 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6149 "Creating application package " + pkg.packageName 6150 + " for shared user failed"); 6151 } 6152 if (DEBUG_PACKAGE_SCANNING) { 6153 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6154 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6155 + "): packages=" + suid.packages); 6156 } 6157 } 6158 6159 // Check if we are renaming from an original package name. 6160 PackageSetting origPackage = null; 6161 String realName = null; 6162 if (pkg.mOriginalPackages != null) { 6163 // This package may need to be renamed to a previously 6164 // installed name. Let's check on that... 6165 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6166 if (pkg.mOriginalPackages.contains(renamed)) { 6167 // This package had originally been installed as the 6168 // original name, and we have already taken care of 6169 // transitioning to the new one. Just update the new 6170 // one to continue using the old name. 6171 realName = pkg.mRealPackage; 6172 if (!pkg.packageName.equals(renamed)) { 6173 // Callers into this function may have already taken 6174 // care of renaming the package; only do it here if 6175 // it is not already done. 6176 pkg.setPackageName(renamed); 6177 } 6178 6179 } else { 6180 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6181 if ((origPackage = mSettings.peekPackageLPr( 6182 pkg.mOriginalPackages.get(i))) != null) { 6183 // We do have the package already installed under its 6184 // original name... should we use it? 6185 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6186 // New package is not compatible with original. 6187 origPackage = null; 6188 continue; 6189 } else if (origPackage.sharedUser != null) { 6190 // Make sure uid is compatible between packages. 6191 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6192 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6193 + " to " + pkg.packageName + ": old uid " 6194 + origPackage.sharedUser.name 6195 + " differs from " + pkg.mSharedUserId); 6196 origPackage = null; 6197 continue; 6198 } 6199 } else { 6200 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6201 + pkg.packageName + " to old name " + origPackage.name); 6202 } 6203 break; 6204 } 6205 } 6206 } 6207 } 6208 6209 if (mTransferedPackages.contains(pkg.packageName)) { 6210 Slog.w(TAG, "Package " + pkg.packageName 6211 + " was transferred to another, but its .apk remains"); 6212 } 6213 6214 // Just create the setting, don't add it yet. For already existing packages 6215 // the PkgSetting exists already and doesn't have to be created. 6216 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6217 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6218 pkg.applicationInfo.primaryCpuAbi, 6219 pkg.applicationInfo.secondaryCpuAbi, 6220 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6221 user, false); 6222 if (pkgSetting == null) { 6223 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6224 "Creating application package " + pkg.packageName + " failed"); 6225 } 6226 6227 if (pkgSetting.origPackage != null) { 6228 // If we are first transitioning from an original package, 6229 // fix up the new package's name now. We need to do this after 6230 // looking up the package under its new name, so getPackageLP 6231 // can take care of fiddling things correctly. 6232 pkg.setPackageName(origPackage.name); 6233 6234 // File a report about this. 6235 String msg = "New package " + pkgSetting.realName 6236 + " renamed to replace old package " + pkgSetting.name; 6237 reportSettingsProblem(Log.WARN, msg); 6238 6239 // Make a note of it. 6240 mTransferedPackages.add(origPackage.name); 6241 6242 // No longer need to retain this. 6243 pkgSetting.origPackage = null; 6244 } 6245 6246 if (realName != null) { 6247 // Make a note of it. 6248 mTransferedPackages.add(pkg.packageName); 6249 } 6250 6251 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6252 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6253 } 6254 6255 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6256 // Check all shared libraries and map to their actual file path. 6257 // We only do this here for apps not on a system dir, because those 6258 // are the only ones that can fail an install due to this. We 6259 // will take care of the system apps by updating all of their 6260 // library paths after the scan is done. 6261 updateSharedLibrariesLPw(pkg, null); 6262 } 6263 6264 if (mFoundPolicyFile) { 6265 SELinuxMMAC.assignSeinfoValue(pkg); 6266 } 6267 6268 pkg.applicationInfo.uid = pkgSetting.appId; 6269 pkg.mExtras = pkgSetting; 6270 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6271 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6272 // We just determined the app is signed correctly, so bring 6273 // over the latest parsed certs. 6274 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6275 } else { 6276 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6277 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6278 "Package " + pkg.packageName + " upgrade keys do not match the " 6279 + "previously installed version"); 6280 } else { 6281 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6282 String msg = "System package " + pkg.packageName 6283 + " signature changed; retaining data."; 6284 reportSettingsProblem(Log.WARN, msg); 6285 } 6286 } 6287 } else { 6288 try { 6289 verifySignaturesLP(pkgSetting, pkg); 6290 // We just determined the app is signed correctly, so bring 6291 // over the latest parsed certs. 6292 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6293 } catch (PackageManagerException e) { 6294 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6295 throw e; 6296 } 6297 // The signature has changed, but this package is in the system 6298 // image... let's recover! 6299 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6300 // However... if this package is part of a shared user, but it 6301 // doesn't match the signature of the shared user, let's fail. 6302 // What this means is that you can't change the signatures 6303 // associated with an overall shared user, which doesn't seem all 6304 // that unreasonable. 6305 if (pkgSetting.sharedUser != null) { 6306 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6307 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6308 throw new PackageManagerException( 6309 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6310 "Signature mismatch for shared user : " 6311 + pkgSetting.sharedUser); 6312 } 6313 } 6314 // File a report about this. 6315 String msg = "System package " + pkg.packageName 6316 + " signature changed; retaining data."; 6317 reportSettingsProblem(Log.WARN, msg); 6318 } 6319 } 6320 // Verify that this new package doesn't have any content providers 6321 // that conflict with existing packages. Only do this if the 6322 // package isn't already installed, since we don't want to break 6323 // things that are installed. 6324 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6325 final int N = pkg.providers.size(); 6326 int i; 6327 for (i=0; i<N; i++) { 6328 PackageParser.Provider p = pkg.providers.get(i); 6329 if (p.info.authority != null) { 6330 String names[] = p.info.authority.split(";"); 6331 for (int j = 0; j < names.length; j++) { 6332 if (mProvidersByAuthority.containsKey(names[j])) { 6333 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6334 final String otherPackageName = 6335 ((other != null && other.getComponentName() != null) ? 6336 other.getComponentName().getPackageName() : "?"); 6337 throw new PackageManagerException( 6338 INSTALL_FAILED_CONFLICTING_PROVIDER, 6339 "Can't install because provider name " + names[j] 6340 + " (in package " + pkg.applicationInfo.packageName 6341 + ") is already used by " + otherPackageName); 6342 } 6343 } 6344 } 6345 } 6346 } 6347 6348 if (pkg.mAdoptPermissions != null) { 6349 // This package wants to adopt ownership of permissions from 6350 // another package. 6351 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6352 final String origName = pkg.mAdoptPermissions.get(i); 6353 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6354 if (orig != null) { 6355 if (verifyPackageUpdateLPr(orig, pkg)) { 6356 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6357 + pkg.packageName); 6358 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6359 } 6360 } 6361 } 6362 } 6363 } 6364 6365 final String pkgName = pkg.packageName; 6366 6367 final long scanFileTime = scanFile.lastModified(); 6368 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6369 pkg.applicationInfo.processName = fixProcessName( 6370 pkg.applicationInfo.packageName, 6371 pkg.applicationInfo.processName, 6372 pkg.applicationInfo.uid); 6373 6374 File dataPath; 6375 if (mPlatformPackage == pkg) { 6376 // The system package is special. 6377 dataPath = new File(Environment.getDataDirectory(), "system"); 6378 6379 pkg.applicationInfo.dataDir = dataPath.getPath(); 6380 6381 } else { 6382 // This is a normal package, need to make its data directory. 6383 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6384 UserHandle.USER_OWNER); 6385 6386 boolean uidError = false; 6387 if (dataPath.exists()) { 6388 int currentUid = 0; 6389 try { 6390 StructStat stat = Os.stat(dataPath.getPath()); 6391 currentUid = stat.st_uid; 6392 } catch (ErrnoException e) { 6393 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6394 } 6395 6396 // If we have mismatched owners for the data path, we have a problem. 6397 if (currentUid != pkg.applicationInfo.uid) { 6398 boolean recovered = false; 6399 if (currentUid == 0) { 6400 // The directory somehow became owned by root. Wow. 6401 // This is probably because the system was stopped while 6402 // installd was in the middle of messing with its libs 6403 // directory. Ask installd to fix that. 6404 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6405 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6406 if (ret >= 0) { 6407 recovered = true; 6408 String msg = "Package " + pkg.packageName 6409 + " unexpectedly changed to uid 0; recovered to " + 6410 + pkg.applicationInfo.uid; 6411 reportSettingsProblem(Log.WARN, msg); 6412 } 6413 } 6414 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6415 || (scanFlags&SCAN_BOOTING) != 0)) { 6416 // If this is a system app, we can at least delete its 6417 // current data so the application will still work. 6418 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6419 if (ret >= 0) { 6420 // TODO: Kill the processes first 6421 // Old data gone! 6422 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6423 ? "System package " : "Third party package "; 6424 String msg = prefix + pkg.packageName 6425 + " has changed from uid: " 6426 + currentUid + " to " 6427 + pkg.applicationInfo.uid + "; old data erased"; 6428 reportSettingsProblem(Log.WARN, msg); 6429 recovered = true; 6430 6431 // And now re-install the app. 6432 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6433 pkg.applicationInfo.seinfo); 6434 if (ret == -1) { 6435 // Ack should not happen! 6436 msg = prefix + pkg.packageName 6437 + " could not have data directory re-created after delete."; 6438 reportSettingsProblem(Log.WARN, msg); 6439 throw new PackageManagerException( 6440 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6441 } 6442 } 6443 if (!recovered) { 6444 mHasSystemUidErrors = true; 6445 } 6446 } else if (!recovered) { 6447 // If we allow this install to proceed, we will be broken. 6448 // Abort, abort! 6449 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6450 "scanPackageLI"); 6451 } 6452 if (!recovered) { 6453 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6454 + pkg.applicationInfo.uid + "/fs_" 6455 + currentUid; 6456 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6457 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6458 String msg = "Package " + pkg.packageName 6459 + " has mismatched uid: " 6460 + currentUid + " on disk, " 6461 + pkg.applicationInfo.uid + " in settings"; 6462 // writer 6463 synchronized (mPackages) { 6464 mSettings.mReadMessages.append(msg); 6465 mSettings.mReadMessages.append('\n'); 6466 uidError = true; 6467 if (!pkgSetting.uidError) { 6468 reportSettingsProblem(Log.ERROR, msg); 6469 } 6470 } 6471 } 6472 } 6473 pkg.applicationInfo.dataDir = dataPath.getPath(); 6474 if (mShouldRestoreconData) { 6475 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6476 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6477 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6478 } 6479 } else { 6480 if (DEBUG_PACKAGE_SCANNING) { 6481 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6482 Log.v(TAG, "Want this data dir: " + dataPath); 6483 } 6484 //invoke installer to do the actual installation 6485 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6486 pkg.applicationInfo.seinfo); 6487 if (ret < 0) { 6488 // Error from installer 6489 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6490 "Unable to create data dirs [errorCode=" + ret + "]"); 6491 } 6492 6493 if (dataPath.exists()) { 6494 pkg.applicationInfo.dataDir = dataPath.getPath(); 6495 } else { 6496 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6497 pkg.applicationInfo.dataDir = null; 6498 } 6499 } 6500 6501 pkgSetting.uidError = uidError; 6502 } 6503 6504 final String path = scanFile.getPath(); 6505 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6506 6507 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6508 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6509 6510 // Some system apps still use directory structure for native libraries 6511 // in which case we might end up not detecting abi solely based on apk 6512 // structure. Try to detect abi based on directory structure. 6513 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6514 pkg.applicationInfo.primaryCpuAbi == null) { 6515 setBundledAppAbisAndRoots(pkg, pkgSetting); 6516 setNativeLibraryPaths(pkg); 6517 } 6518 6519 } else { 6520 if ((scanFlags & SCAN_MOVE) != 0) { 6521 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6522 // but we already have this packages package info in the PackageSetting. We just 6523 // use that and derive the native library path based on the new codepath. 6524 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6525 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6526 } 6527 6528 // Set native library paths again. For moves, the path will be updated based on the 6529 // ABIs we've determined above. For non-moves, the path will be updated based on the 6530 // ABIs we determined during compilation, but the path will depend on the final 6531 // package path (after the rename away from the stage path). 6532 setNativeLibraryPaths(pkg); 6533 } 6534 6535 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6536 final int[] userIds = sUserManager.getUserIds(); 6537 synchronized (mInstallLock) { 6538 // Create a native library symlink only if we have native libraries 6539 // and if the native libraries are 32 bit libraries. We do not provide 6540 // this symlink for 64 bit libraries. 6541 if (pkg.applicationInfo.primaryCpuAbi != null && 6542 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6543 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6544 for (int userId : userIds) { 6545 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6546 nativeLibPath, userId) < 0) { 6547 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6548 "Failed linking native library dir (user=" + userId + ")"); 6549 } 6550 } 6551 } 6552 } 6553 6554 // This is a special case for the "system" package, where the ABI is 6555 // dictated by the zygote configuration (and init.rc). We should keep track 6556 // of this ABI so that we can deal with "normal" applications that run under 6557 // the same UID correctly. 6558 if (mPlatformPackage == pkg) { 6559 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6560 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6561 } 6562 6563 // If there's a mismatch between the abi-override in the package setting 6564 // and the abiOverride specified for the install. Warn about this because we 6565 // would've already compiled the app without taking the package setting into 6566 // account. 6567 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6568 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6569 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6570 " for package: " + pkg.packageName); 6571 } 6572 } 6573 6574 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6575 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6576 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6577 6578 // Copy the derived override back to the parsed package, so that we can 6579 // update the package settings accordingly. 6580 pkg.cpuAbiOverride = cpuAbiOverride; 6581 6582 if (DEBUG_ABI_SELECTION) { 6583 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6584 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6585 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6586 } 6587 6588 // Push the derived path down into PackageSettings so we know what to 6589 // clean up at uninstall time. 6590 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6591 6592 if (DEBUG_ABI_SELECTION) { 6593 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6594 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6595 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6596 } 6597 6598 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6599 // We don't do this here during boot because we can do it all 6600 // at once after scanning all existing packages. 6601 // 6602 // We also do this *before* we perform dexopt on this package, so that 6603 // we can avoid redundant dexopts, and also to make sure we've got the 6604 // code and package path correct. 6605 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6606 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6607 } 6608 6609 if ((scanFlags & SCAN_NO_DEX) == 0) { 6610 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6611 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6612 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6613 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6614 } 6615 } 6616 if (mFactoryTest && pkg.requestedPermissions.contains( 6617 android.Manifest.permission.FACTORY_TEST)) { 6618 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6619 } 6620 6621 ArrayList<PackageParser.Package> clientLibPkgs = null; 6622 6623 // writer 6624 synchronized (mPackages) { 6625 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6626 // Only system apps can add new shared libraries. 6627 if (pkg.libraryNames != null) { 6628 for (int i=0; i<pkg.libraryNames.size(); i++) { 6629 String name = pkg.libraryNames.get(i); 6630 boolean allowed = false; 6631 if (pkg.isUpdatedSystemApp()) { 6632 // New library entries can only be added through the 6633 // system image. This is important to get rid of a lot 6634 // of nasty edge cases: for example if we allowed a non- 6635 // system update of the app to add a library, then uninstalling 6636 // the update would make the library go away, and assumptions 6637 // we made such as through app install filtering would now 6638 // have allowed apps on the device which aren't compatible 6639 // with it. Better to just have the restriction here, be 6640 // conservative, and create many fewer cases that can negatively 6641 // impact the user experience. 6642 final PackageSetting sysPs = mSettings 6643 .getDisabledSystemPkgLPr(pkg.packageName); 6644 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6645 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6646 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6647 allowed = true; 6648 allowed = true; 6649 break; 6650 } 6651 } 6652 } 6653 } else { 6654 allowed = true; 6655 } 6656 if (allowed) { 6657 if (!mSharedLibraries.containsKey(name)) { 6658 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6659 } else if (!name.equals(pkg.packageName)) { 6660 Slog.w(TAG, "Package " + pkg.packageName + " library " 6661 + name + " already exists; skipping"); 6662 } 6663 } else { 6664 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6665 + name + " that is not declared on system image; skipping"); 6666 } 6667 } 6668 if ((scanFlags&SCAN_BOOTING) == 0) { 6669 // If we are not booting, we need to update any applications 6670 // that are clients of our shared library. If we are booting, 6671 // this will all be done once the scan is complete. 6672 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6673 } 6674 } 6675 } 6676 } 6677 6678 // We also need to dexopt any apps that are dependent on this library. Note that 6679 // if these fail, we should abort the install since installing the library will 6680 // result in some apps being broken. 6681 if (clientLibPkgs != null) { 6682 if ((scanFlags & SCAN_NO_DEX) == 0) { 6683 for (int i = 0; i < clientLibPkgs.size(); i++) { 6684 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6685 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6686 null /* instruction sets */, forceDex, 6687 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6688 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6689 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6690 "scanPackageLI failed to dexopt clientLibPkgs"); 6691 } 6692 } 6693 } 6694 } 6695 6696 // Also need to kill any apps that are dependent on the library. 6697 if (clientLibPkgs != null) { 6698 for (int i=0; i<clientLibPkgs.size(); i++) { 6699 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6700 killApplication(clientPkg.applicationInfo.packageName, 6701 clientPkg.applicationInfo.uid, "update lib"); 6702 } 6703 } 6704 6705 // Make sure we're not adding any bogus keyset info 6706 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6707 ksms.assertScannedPackageValid(pkg); 6708 6709 // writer 6710 synchronized (mPackages) { 6711 // We don't expect installation to fail beyond this point 6712 6713 // Add the new setting to mSettings 6714 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6715 // Add the new setting to mPackages 6716 mPackages.put(pkg.applicationInfo.packageName, pkg); 6717 // Make sure we don't accidentally delete its data. 6718 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6719 while (iter.hasNext()) { 6720 PackageCleanItem item = iter.next(); 6721 if (pkgName.equals(item.packageName)) { 6722 iter.remove(); 6723 } 6724 } 6725 6726 // Take care of first install / last update times. 6727 if (currentTime != 0) { 6728 if (pkgSetting.firstInstallTime == 0) { 6729 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6730 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6731 pkgSetting.lastUpdateTime = currentTime; 6732 } 6733 } else if (pkgSetting.firstInstallTime == 0) { 6734 // We need *something*. Take time time stamp of the file. 6735 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6736 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6737 if (scanFileTime != pkgSetting.timeStamp) { 6738 // A package on the system image has changed; consider this 6739 // to be an update. 6740 pkgSetting.lastUpdateTime = scanFileTime; 6741 } 6742 } 6743 6744 // Add the package's KeySets to the global KeySetManagerService 6745 ksms.addScannedPackageLPw(pkg); 6746 6747 int N = pkg.providers.size(); 6748 StringBuilder r = null; 6749 int i; 6750 for (i=0; i<N; i++) { 6751 PackageParser.Provider p = pkg.providers.get(i); 6752 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6753 p.info.processName, pkg.applicationInfo.uid); 6754 mProviders.addProvider(p); 6755 p.syncable = p.info.isSyncable; 6756 if (p.info.authority != null) { 6757 String names[] = p.info.authority.split(";"); 6758 p.info.authority = null; 6759 for (int j = 0; j < names.length; j++) { 6760 if (j == 1 && p.syncable) { 6761 // We only want the first authority for a provider to possibly be 6762 // syncable, so if we already added this provider using a different 6763 // authority clear the syncable flag. We copy the provider before 6764 // changing it because the mProviders object contains a reference 6765 // to a provider that we don't want to change. 6766 // Only do this for the second authority since the resulting provider 6767 // object can be the same for all future authorities for this provider. 6768 p = new PackageParser.Provider(p); 6769 p.syncable = false; 6770 } 6771 if (!mProvidersByAuthority.containsKey(names[j])) { 6772 mProvidersByAuthority.put(names[j], p); 6773 if (p.info.authority == null) { 6774 p.info.authority = names[j]; 6775 } else { 6776 p.info.authority = p.info.authority + ";" + names[j]; 6777 } 6778 if (DEBUG_PACKAGE_SCANNING) { 6779 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6780 Log.d(TAG, "Registered content provider: " + names[j] 6781 + ", className = " + p.info.name + ", isSyncable = " 6782 + p.info.isSyncable); 6783 } 6784 } else { 6785 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6786 Slog.w(TAG, "Skipping provider name " + names[j] + 6787 " (in package " + pkg.applicationInfo.packageName + 6788 "): name already used by " 6789 + ((other != null && other.getComponentName() != null) 6790 ? other.getComponentName().getPackageName() : "?")); 6791 } 6792 } 6793 } 6794 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6795 if (r == null) { 6796 r = new StringBuilder(256); 6797 } else { 6798 r.append(' '); 6799 } 6800 r.append(p.info.name); 6801 } 6802 } 6803 if (r != null) { 6804 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6805 } 6806 6807 N = pkg.services.size(); 6808 r = null; 6809 for (i=0; i<N; i++) { 6810 PackageParser.Service s = pkg.services.get(i); 6811 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6812 s.info.processName, pkg.applicationInfo.uid); 6813 mServices.addService(s); 6814 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6815 if (r == null) { 6816 r = new StringBuilder(256); 6817 } else { 6818 r.append(' '); 6819 } 6820 r.append(s.info.name); 6821 } 6822 } 6823 if (r != null) { 6824 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6825 } 6826 6827 N = pkg.receivers.size(); 6828 r = null; 6829 for (i=0; i<N; i++) { 6830 PackageParser.Activity a = pkg.receivers.get(i); 6831 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6832 a.info.processName, pkg.applicationInfo.uid); 6833 mReceivers.addActivity(a, "receiver"); 6834 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6835 if (r == null) { 6836 r = new StringBuilder(256); 6837 } else { 6838 r.append(' '); 6839 } 6840 r.append(a.info.name); 6841 } 6842 } 6843 if (r != null) { 6844 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6845 } 6846 6847 N = pkg.activities.size(); 6848 r = null; 6849 for (i=0; i<N; i++) { 6850 PackageParser.Activity a = pkg.activities.get(i); 6851 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6852 a.info.processName, pkg.applicationInfo.uid); 6853 mActivities.addActivity(a, "activity"); 6854 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6855 if (r == null) { 6856 r = new StringBuilder(256); 6857 } else { 6858 r.append(' '); 6859 } 6860 r.append(a.info.name); 6861 } 6862 } 6863 if (r != null) { 6864 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6865 } 6866 6867 N = pkg.permissionGroups.size(); 6868 r = null; 6869 for (i=0; i<N; i++) { 6870 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6871 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6872 if (cur == null) { 6873 mPermissionGroups.put(pg.info.name, pg); 6874 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6875 if (r == null) { 6876 r = new StringBuilder(256); 6877 } else { 6878 r.append(' '); 6879 } 6880 r.append(pg.info.name); 6881 } 6882 } else { 6883 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6884 + pg.info.packageName + " ignored: original from " 6885 + cur.info.packageName); 6886 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6887 if (r == null) { 6888 r = new StringBuilder(256); 6889 } else { 6890 r.append(' '); 6891 } 6892 r.append("DUP:"); 6893 r.append(pg.info.name); 6894 } 6895 } 6896 } 6897 if (r != null) { 6898 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6899 } 6900 6901 N = pkg.permissions.size(); 6902 r = null; 6903 for (i=0; i<N; i++) { 6904 PackageParser.Permission p = pkg.permissions.get(i); 6905 6906 // Now that permission groups have a special meaning, we ignore permission 6907 // groups for legacy apps to prevent unexpected behavior. In particular, 6908 // permissions for one app being granted to someone just becuase they happen 6909 // to be in a group defined by another app (before this had no implications). 6910 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 6911 p.group = mPermissionGroups.get(p.info.group); 6912 // Warn for a permission in an unknown group. 6913 if (p.info.group != null && p.group == null) { 6914 Slog.w(TAG, "Permission " + p.info.name + " from package " 6915 + p.info.packageName + " in an unknown group " + p.info.group); 6916 } 6917 } 6918 6919 ArrayMap<String, BasePermission> permissionMap = 6920 p.tree ? mSettings.mPermissionTrees 6921 : mSettings.mPermissions; 6922 BasePermission bp = permissionMap.get(p.info.name); 6923 6924 // Allow system apps to redefine non-system permissions 6925 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6926 final boolean currentOwnerIsSystem = (bp.perm != null 6927 && isSystemApp(bp.perm.owner)); 6928 if (isSystemApp(p.owner)) { 6929 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6930 // It's a built-in permission and no owner, take ownership now 6931 bp.packageSetting = pkgSetting; 6932 bp.perm = p; 6933 bp.uid = pkg.applicationInfo.uid; 6934 bp.sourcePackage = p.info.packageName; 6935 } else if (!currentOwnerIsSystem) { 6936 String msg = "New decl " + p.owner + " of permission " 6937 + p.info.name + " is system; overriding " + bp.sourcePackage; 6938 reportSettingsProblem(Log.WARN, msg); 6939 bp = null; 6940 } 6941 } 6942 } 6943 6944 if (bp == null) { 6945 bp = new BasePermission(p.info.name, p.info.packageName, 6946 BasePermission.TYPE_NORMAL); 6947 permissionMap.put(p.info.name, bp); 6948 } 6949 6950 if (bp.perm == null) { 6951 if (bp.sourcePackage == null 6952 || bp.sourcePackage.equals(p.info.packageName)) { 6953 BasePermission tree = findPermissionTreeLP(p.info.name); 6954 if (tree == null 6955 || tree.sourcePackage.equals(p.info.packageName)) { 6956 bp.packageSetting = pkgSetting; 6957 bp.perm = p; 6958 bp.uid = pkg.applicationInfo.uid; 6959 bp.sourcePackage = p.info.packageName; 6960 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6961 if (r == null) { 6962 r = new StringBuilder(256); 6963 } else { 6964 r.append(' '); 6965 } 6966 r.append(p.info.name); 6967 } 6968 } else { 6969 Slog.w(TAG, "Permission " + p.info.name + " from package " 6970 + p.info.packageName + " ignored: base tree " 6971 + tree.name + " is from package " 6972 + tree.sourcePackage); 6973 } 6974 } else { 6975 Slog.w(TAG, "Permission " + p.info.name + " from package " 6976 + p.info.packageName + " ignored: original from " 6977 + bp.sourcePackage); 6978 } 6979 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6980 if (r == null) { 6981 r = new StringBuilder(256); 6982 } else { 6983 r.append(' '); 6984 } 6985 r.append("DUP:"); 6986 r.append(p.info.name); 6987 } 6988 if (bp.perm == p) { 6989 bp.protectionLevel = p.info.protectionLevel; 6990 } 6991 } 6992 6993 if (r != null) { 6994 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6995 } 6996 6997 N = pkg.instrumentation.size(); 6998 r = null; 6999 for (i=0; i<N; i++) { 7000 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7001 a.info.packageName = pkg.applicationInfo.packageName; 7002 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7003 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7004 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7005 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7006 a.info.dataDir = pkg.applicationInfo.dataDir; 7007 7008 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7009 // need other information about the application, like the ABI and what not ? 7010 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7011 mInstrumentation.put(a.getComponentName(), a); 7012 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7013 if (r == null) { 7014 r = new StringBuilder(256); 7015 } else { 7016 r.append(' '); 7017 } 7018 r.append(a.info.name); 7019 } 7020 } 7021 if (r != null) { 7022 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7023 } 7024 7025 if (pkg.protectedBroadcasts != null) { 7026 N = pkg.protectedBroadcasts.size(); 7027 for (i=0; i<N; i++) { 7028 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7029 } 7030 } 7031 7032 pkgSetting.setTimeStamp(scanFileTime); 7033 7034 // Create idmap files for pairs of (packages, overlay packages). 7035 // Note: "android", ie framework-res.apk, is handled by native layers. 7036 if (pkg.mOverlayTarget != null) { 7037 // This is an overlay package. 7038 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7039 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7040 mOverlays.put(pkg.mOverlayTarget, 7041 new ArrayMap<String, PackageParser.Package>()); 7042 } 7043 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7044 map.put(pkg.packageName, pkg); 7045 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7046 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7047 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7048 "scanPackageLI failed to createIdmap"); 7049 } 7050 } 7051 } else if (mOverlays.containsKey(pkg.packageName) && 7052 !pkg.packageName.equals("android")) { 7053 // This is a regular package, with one or more known overlay packages. 7054 createIdmapsForPackageLI(pkg); 7055 } 7056 } 7057 7058 return pkg; 7059 } 7060 7061 /** 7062 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7063 * is derived purely on the basis of the contents of {@code scanFile} and 7064 * {@code cpuAbiOverride}. 7065 * 7066 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7067 */ 7068 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7069 String cpuAbiOverride, boolean extractLibs) 7070 throws PackageManagerException { 7071 // TODO: We can probably be smarter about this stuff. For installed apps, 7072 // we can calculate this information at install time once and for all. For 7073 // system apps, we can probably assume that this information doesn't change 7074 // after the first boot scan. As things stand, we do lots of unnecessary work. 7075 7076 // Give ourselves some initial paths; we'll come back for another 7077 // pass once we've determined ABI below. 7078 setNativeLibraryPaths(pkg); 7079 7080 // We would never need to extract libs for forward-locked and external packages, 7081 // since the container service will do it for us. We shouldn't attempt to 7082 // extract libs from system app when it was not updated. 7083 if (pkg.isForwardLocked() || isExternal(pkg) || 7084 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7085 extractLibs = false; 7086 } 7087 7088 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7089 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7090 7091 NativeLibraryHelper.Handle handle = null; 7092 try { 7093 handle = NativeLibraryHelper.Handle.create(scanFile); 7094 // TODO(multiArch): This can be null for apps that didn't go through the 7095 // usual installation process. We can calculate it again, like we 7096 // do during install time. 7097 // 7098 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7099 // unnecessary. 7100 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7101 7102 // Null out the abis so that they can be recalculated. 7103 pkg.applicationInfo.primaryCpuAbi = null; 7104 pkg.applicationInfo.secondaryCpuAbi = null; 7105 if (isMultiArch(pkg.applicationInfo)) { 7106 // Warn if we've set an abiOverride for multi-lib packages.. 7107 // By definition, we need to copy both 32 and 64 bit libraries for 7108 // such packages. 7109 if (pkg.cpuAbiOverride != null 7110 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7111 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7112 } 7113 7114 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7115 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7116 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7117 if (extractLibs) { 7118 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7119 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7120 useIsaSpecificSubdirs); 7121 } else { 7122 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7123 } 7124 } 7125 7126 maybeThrowExceptionForMultiArchCopy( 7127 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7128 7129 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7130 if (extractLibs) { 7131 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7132 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7133 useIsaSpecificSubdirs); 7134 } else { 7135 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7136 } 7137 } 7138 7139 maybeThrowExceptionForMultiArchCopy( 7140 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7141 7142 if (abi64 >= 0) { 7143 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7144 } 7145 7146 if (abi32 >= 0) { 7147 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7148 if (abi64 >= 0) { 7149 pkg.applicationInfo.secondaryCpuAbi = abi; 7150 } else { 7151 pkg.applicationInfo.primaryCpuAbi = abi; 7152 } 7153 } 7154 } else { 7155 String[] abiList = (cpuAbiOverride != null) ? 7156 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7157 7158 // Enable gross and lame hacks for apps that are built with old 7159 // SDK tools. We must scan their APKs for renderscript bitcode and 7160 // not launch them if it's present. Don't bother checking on devices 7161 // that don't have 64 bit support. 7162 boolean needsRenderScriptOverride = false; 7163 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7164 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7165 abiList = Build.SUPPORTED_32_BIT_ABIS; 7166 needsRenderScriptOverride = true; 7167 } 7168 7169 final int copyRet; 7170 if (extractLibs) { 7171 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7172 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7173 } else { 7174 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7175 } 7176 7177 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7178 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7179 "Error unpackaging native libs for app, errorCode=" + copyRet); 7180 } 7181 7182 if (copyRet >= 0) { 7183 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7184 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7185 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7186 } else if (needsRenderScriptOverride) { 7187 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7188 } 7189 } 7190 } catch (IOException ioe) { 7191 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7192 } finally { 7193 IoUtils.closeQuietly(handle); 7194 } 7195 7196 // Now that we've calculated the ABIs and determined if it's an internal app, 7197 // we will go ahead and populate the nativeLibraryPath. 7198 setNativeLibraryPaths(pkg); 7199 } 7200 7201 /** 7202 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7203 * i.e, so that all packages can be run inside a single process if required. 7204 * 7205 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7206 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7207 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7208 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7209 * updating a package that belongs to a shared user. 7210 * 7211 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7212 * adds unnecessary complexity. 7213 */ 7214 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7215 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7216 String requiredInstructionSet = null; 7217 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7218 requiredInstructionSet = VMRuntime.getInstructionSet( 7219 scannedPackage.applicationInfo.primaryCpuAbi); 7220 } 7221 7222 PackageSetting requirer = null; 7223 for (PackageSetting ps : packagesForUser) { 7224 // If packagesForUser contains scannedPackage, we skip it. This will happen 7225 // when scannedPackage is an update of an existing package. Without this check, 7226 // we will never be able to change the ABI of any package belonging to a shared 7227 // user, even if it's compatible with other packages. 7228 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7229 if (ps.primaryCpuAbiString == null) { 7230 continue; 7231 } 7232 7233 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7234 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7235 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7236 // this but there's not much we can do. 7237 String errorMessage = "Instruction set mismatch, " 7238 + ((requirer == null) ? "[caller]" : requirer) 7239 + " requires " + requiredInstructionSet + " whereas " + ps 7240 + " requires " + instructionSet; 7241 Slog.w(TAG, errorMessage); 7242 } 7243 7244 if (requiredInstructionSet == null) { 7245 requiredInstructionSet = instructionSet; 7246 requirer = ps; 7247 } 7248 } 7249 } 7250 7251 if (requiredInstructionSet != null) { 7252 String adjustedAbi; 7253 if (requirer != null) { 7254 // requirer != null implies that either scannedPackage was null or that scannedPackage 7255 // did not require an ABI, in which case we have to adjust scannedPackage to match 7256 // the ABI of the set (which is the same as requirer's ABI) 7257 adjustedAbi = requirer.primaryCpuAbiString; 7258 if (scannedPackage != null) { 7259 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7260 } 7261 } else { 7262 // requirer == null implies that we're updating all ABIs in the set to 7263 // match scannedPackage. 7264 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7265 } 7266 7267 for (PackageSetting ps : packagesForUser) { 7268 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7269 if (ps.primaryCpuAbiString != null) { 7270 continue; 7271 } 7272 7273 ps.primaryCpuAbiString = adjustedAbi; 7274 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7275 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7276 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7277 7278 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7279 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7280 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7281 ps.primaryCpuAbiString = null; 7282 ps.pkg.applicationInfo.primaryCpuAbi = null; 7283 return; 7284 } else { 7285 mInstaller.rmdex(ps.codePathString, 7286 getDexCodeInstructionSet(getPreferredInstructionSet())); 7287 } 7288 } 7289 } 7290 } 7291 } 7292 } 7293 7294 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7295 synchronized (mPackages) { 7296 mResolverReplaced = true; 7297 // Set up information for custom user intent resolution activity. 7298 mResolveActivity.applicationInfo = pkg.applicationInfo; 7299 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7300 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7301 mResolveActivity.processName = pkg.applicationInfo.packageName; 7302 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7303 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7304 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7305 mResolveActivity.theme = 0; 7306 mResolveActivity.exported = true; 7307 mResolveActivity.enabled = true; 7308 mResolveInfo.activityInfo = mResolveActivity; 7309 mResolveInfo.priority = 0; 7310 mResolveInfo.preferredOrder = 0; 7311 mResolveInfo.match = 0; 7312 mResolveComponentName = mCustomResolverComponentName; 7313 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7314 mResolveComponentName); 7315 } 7316 } 7317 7318 private static String calculateBundledApkRoot(final String codePathString) { 7319 final File codePath = new File(codePathString); 7320 final File codeRoot; 7321 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7322 codeRoot = Environment.getRootDirectory(); 7323 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7324 codeRoot = Environment.getOemDirectory(); 7325 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7326 codeRoot = Environment.getVendorDirectory(); 7327 } else { 7328 // Unrecognized code path; take its top real segment as the apk root: 7329 // e.g. /something/app/blah.apk => /something 7330 try { 7331 File f = codePath.getCanonicalFile(); 7332 File parent = f.getParentFile(); // non-null because codePath is a file 7333 File tmp; 7334 while ((tmp = parent.getParentFile()) != null) { 7335 f = parent; 7336 parent = tmp; 7337 } 7338 codeRoot = f; 7339 Slog.w(TAG, "Unrecognized code path " 7340 + codePath + " - using " + codeRoot); 7341 } catch (IOException e) { 7342 // Can't canonicalize the code path -- shenanigans? 7343 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7344 return Environment.getRootDirectory().getPath(); 7345 } 7346 } 7347 return codeRoot.getPath(); 7348 } 7349 7350 /** 7351 * Derive and set the location of native libraries for the given package, 7352 * which varies depending on where and how the package was installed. 7353 */ 7354 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7355 final ApplicationInfo info = pkg.applicationInfo; 7356 final String codePath = pkg.codePath; 7357 final File codeFile = new File(codePath); 7358 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7359 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7360 7361 info.nativeLibraryRootDir = null; 7362 info.nativeLibraryRootRequiresIsa = false; 7363 info.nativeLibraryDir = null; 7364 info.secondaryNativeLibraryDir = null; 7365 7366 if (isApkFile(codeFile)) { 7367 // Monolithic install 7368 if (bundledApp) { 7369 // If "/system/lib64/apkname" exists, assume that is the per-package 7370 // native library directory to use; otherwise use "/system/lib/apkname". 7371 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7372 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7373 getPrimaryInstructionSet(info)); 7374 7375 // This is a bundled system app so choose the path based on the ABI. 7376 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7377 // is just the default path. 7378 final String apkName = deriveCodePathName(codePath); 7379 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7380 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7381 apkName).getAbsolutePath(); 7382 7383 if (info.secondaryCpuAbi != null) { 7384 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7385 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7386 secondaryLibDir, apkName).getAbsolutePath(); 7387 } 7388 } else if (asecApp) { 7389 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7390 .getAbsolutePath(); 7391 } else { 7392 final String apkName = deriveCodePathName(codePath); 7393 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7394 .getAbsolutePath(); 7395 } 7396 7397 info.nativeLibraryRootRequiresIsa = false; 7398 info.nativeLibraryDir = info.nativeLibraryRootDir; 7399 } else { 7400 // Cluster install 7401 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7402 info.nativeLibraryRootRequiresIsa = true; 7403 7404 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7405 getPrimaryInstructionSet(info)).getAbsolutePath(); 7406 7407 if (info.secondaryCpuAbi != null) { 7408 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7409 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7410 } 7411 } 7412 } 7413 7414 /** 7415 * Calculate the abis and roots for a bundled app. These can uniquely 7416 * be determined from the contents of the system partition, i.e whether 7417 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7418 * of this information, and instead assume that the system was built 7419 * sensibly. 7420 */ 7421 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7422 PackageSetting pkgSetting) { 7423 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7424 7425 // If "/system/lib64/apkname" exists, assume that is the per-package 7426 // native library directory to use; otherwise use "/system/lib/apkname". 7427 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7428 setBundledAppAbi(pkg, apkRoot, apkName); 7429 // pkgSetting might be null during rescan following uninstall of updates 7430 // to a bundled app, so accommodate that possibility. The settings in 7431 // that case will be established later from the parsed package. 7432 // 7433 // If the settings aren't null, sync them up with what we've just derived. 7434 // note that apkRoot isn't stored in the package settings. 7435 if (pkgSetting != null) { 7436 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7437 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7438 } 7439 } 7440 7441 /** 7442 * Deduces the ABI of a bundled app and sets the relevant fields on the 7443 * parsed pkg object. 7444 * 7445 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7446 * under which system libraries are installed. 7447 * @param apkName the name of the installed package. 7448 */ 7449 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7450 final File codeFile = new File(pkg.codePath); 7451 7452 final boolean has64BitLibs; 7453 final boolean has32BitLibs; 7454 if (isApkFile(codeFile)) { 7455 // Monolithic install 7456 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7457 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7458 } else { 7459 // Cluster install 7460 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7461 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7462 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7463 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7464 has64BitLibs = (new File(rootDir, isa)).exists(); 7465 } else { 7466 has64BitLibs = false; 7467 } 7468 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7469 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7470 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7471 has32BitLibs = (new File(rootDir, isa)).exists(); 7472 } else { 7473 has32BitLibs = false; 7474 } 7475 } 7476 7477 if (has64BitLibs && !has32BitLibs) { 7478 // The package has 64 bit libs, but not 32 bit libs. Its primary 7479 // ABI should be 64 bit. We can safely assume here that the bundled 7480 // native libraries correspond to the most preferred ABI in the list. 7481 7482 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7483 pkg.applicationInfo.secondaryCpuAbi = null; 7484 } else if (has32BitLibs && !has64BitLibs) { 7485 // The package has 32 bit libs but not 64 bit libs. Its primary 7486 // ABI should be 32 bit. 7487 7488 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7489 pkg.applicationInfo.secondaryCpuAbi = null; 7490 } else if (has32BitLibs && has64BitLibs) { 7491 // The application has both 64 and 32 bit bundled libraries. We check 7492 // here that the app declares multiArch support, and warn if it doesn't. 7493 // 7494 // We will be lenient here and record both ABIs. The primary will be the 7495 // ABI that's higher on the list, i.e, a device that's configured to prefer 7496 // 64 bit apps will see a 64 bit primary ABI, 7497 7498 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7499 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7500 } 7501 7502 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7503 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7504 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7505 } else { 7506 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7507 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7508 } 7509 } else { 7510 pkg.applicationInfo.primaryCpuAbi = null; 7511 pkg.applicationInfo.secondaryCpuAbi = null; 7512 } 7513 } 7514 7515 private void killApplication(String pkgName, int appId, String reason) { 7516 // Request the ActivityManager to kill the process(only for existing packages) 7517 // so that we do not end up in a confused state while the user is still using the older 7518 // version of the application while the new one gets installed. 7519 IActivityManager am = ActivityManagerNative.getDefault(); 7520 if (am != null) { 7521 try { 7522 am.killApplicationWithAppId(pkgName, appId, reason); 7523 } catch (RemoteException e) { 7524 } 7525 } 7526 } 7527 7528 void removePackageLI(PackageSetting ps, boolean chatty) { 7529 if (DEBUG_INSTALL) { 7530 if (chatty) 7531 Log.d(TAG, "Removing package " + ps.name); 7532 } 7533 7534 // writer 7535 synchronized (mPackages) { 7536 mPackages.remove(ps.name); 7537 final PackageParser.Package pkg = ps.pkg; 7538 if (pkg != null) { 7539 cleanPackageDataStructuresLILPw(pkg, chatty); 7540 } 7541 } 7542 } 7543 7544 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7545 if (DEBUG_INSTALL) { 7546 if (chatty) 7547 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7548 } 7549 7550 // writer 7551 synchronized (mPackages) { 7552 mPackages.remove(pkg.applicationInfo.packageName); 7553 cleanPackageDataStructuresLILPw(pkg, chatty); 7554 } 7555 } 7556 7557 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7558 int N = pkg.providers.size(); 7559 StringBuilder r = null; 7560 int i; 7561 for (i=0; i<N; i++) { 7562 PackageParser.Provider p = pkg.providers.get(i); 7563 mProviders.removeProvider(p); 7564 if (p.info.authority == null) { 7565 7566 /* There was another ContentProvider with this authority when 7567 * this app was installed so this authority is null, 7568 * Ignore it as we don't have to unregister the provider. 7569 */ 7570 continue; 7571 } 7572 String names[] = p.info.authority.split(";"); 7573 for (int j = 0; j < names.length; j++) { 7574 if (mProvidersByAuthority.get(names[j]) == p) { 7575 mProvidersByAuthority.remove(names[j]); 7576 if (DEBUG_REMOVE) { 7577 if (chatty) 7578 Log.d(TAG, "Unregistered content provider: " + names[j] 7579 + ", className = " + p.info.name + ", isSyncable = " 7580 + p.info.isSyncable); 7581 } 7582 } 7583 } 7584 if (DEBUG_REMOVE && chatty) { 7585 if (r == null) { 7586 r = new StringBuilder(256); 7587 } else { 7588 r.append(' '); 7589 } 7590 r.append(p.info.name); 7591 } 7592 } 7593 if (r != null) { 7594 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7595 } 7596 7597 N = pkg.services.size(); 7598 r = null; 7599 for (i=0; i<N; i++) { 7600 PackageParser.Service s = pkg.services.get(i); 7601 mServices.removeService(s); 7602 if (chatty) { 7603 if (r == null) { 7604 r = new StringBuilder(256); 7605 } else { 7606 r.append(' '); 7607 } 7608 r.append(s.info.name); 7609 } 7610 } 7611 if (r != null) { 7612 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7613 } 7614 7615 N = pkg.receivers.size(); 7616 r = null; 7617 for (i=0; i<N; i++) { 7618 PackageParser.Activity a = pkg.receivers.get(i); 7619 mReceivers.removeActivity(a, "receiver"); 7620 if (DEBUG_REMOVE && chatty) { 7621 if (r == null) { 7622 r = new StringBuilder(256); 7623 } else { 7624 r.append(' '); 7625 } 7626 r.append(a.info.name); 7627 } 7628 } 7629 if (r != null) { 7630 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7631 } 7632 7633 N = pkg.activities.size(); 7634 r = null; 7635 for (i=0; i<N; i++) { 7636 PackageParser.Activity a = pkg.activities.get(i); 7637 mActivities.removeActivity(a, "activity"); 7638 if (DEBUG_REMOVE && chatty) { 7639 if (r == null) { 7640 r = new StringBuilder(256); 7641 } else { 7642 r.append(' '); 7643 } 7644 r.append(a.info.name); 7645 } 7646 } 7647 if (r != null) { 7648 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7649 } 7650 7651 N = pkg.permissions.size(); 7652 r = null; 7653 for (i=0; i<N; i++) { 7654 PackageParser.Permission p = pkg.permissions.get(i); 7655 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7656 if (bp == null) { 7657 bp = mSettings.mPermissionTrees.get(p.info.name); 7658 } 7659 if (bp != null && bp.perm == p) { 7660 bp.perm = null; 7661 if (DEBUG_REMOVE && chatty) { 7662 if (r == null) { 7663 r = new StringBuilder(256); 7664 } else { 7665 r.append(' '); 7666 } 7667 r.append(p.info.name); 7668 } 7669 } 7670 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7671 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7672 if (appOpPerms != null) { 7673 appOpPerms.remove(pkg.packageName); 7674 } 7675 } 7676 } 7677 if (r != null) { 7678 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7679 } 7680 7681 N = pkg.requestedPermissions.size(); 7682 r = null; 7683 for (i=0; i<N; i++) { 7684 String perm = pkg.requestedPermissions.get(i); 7685 BasePermission bp = mSettings.mPermissions.get(perm); 7686 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7687 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7688 if (appOpPerms != null) { 7689 appOpPerms.remove(pkg.packageName); 7690 if (appOpPerms.isEmpty()) { 7691 mAppOpPermissionPackages.remove(perm); 7692 } 7693 } 7694 } 7695 } 7696 if (r != null) { 7697 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7698 } 7699 7700 N = pkg.instrumentation.size(); 7701 r = null; 7702 for (i=0; i<N; i++) { 7703 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7704 mInstrumentation.remove(a.getComponentName()); 7705 if (DEBUG_REMOVE && chatty) { 7706 if (r == null) { 7707 r = new StringBuilder(256); 7708 } else { 7709 r.append(' '); 7710 } 7711 r.append(a.info.name); 7712 } 7713 } 7714 if (r != null) { 7715 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7716 } 7717 7718 r = null; 7719 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7720 // Only system apps can hold shared libraries. 7721 if (pkg.libraryNames != null) { 7722 for (i=0; i<pkg.libraryNames.size(); i++) { 7723 String name = pkg.libraryNames.get(i); 7724 SharedLibraryEntry cur = mSharedLibraries.get(name); 7725 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7726 mSharedLibraries.remove(name); 7727 if (DEBUG_REMOVE && chatty) { 7728 if (r == null) { 7729 r = new StringBuilder(256); 7730 } else { 7731 r.append(' '); 7732 } 7733 r.append(name); 7734 } 7735 } 7736 } 7737 } 7738 } 7739 if (r != null) { 7740 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7741 } 7742 } 7743 7744 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7745 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7746 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7747 return true; 7748 } 7749 } 7750 return false; 7751 } 7752 7753 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7754 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7755 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7756 7757 private void updatePermissionsLPw(String changingPkg, 7758 PackageParser.Package pkgInfo, int flags) { 7759 // Make sure there are no dangling permission trees. 7760 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7761 while (it.hasNext()) { 7762 final BasePermission bp = it.next(); 7763 if (bp.packageSetting == null) { 7764 // We may not yet have parsed the package, so just see if 7765 // we still know about its settings. 7766 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7767 } 7768 if (bp.packageSetting == null) { 7769 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7770 + " from package " + bp.sourcePackage); 7771 it.remove(); 7772 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7773 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7774 Slog.i(TAG, "Removing old permission tree: " + bp.name 7775 + " from package " + bp.sourcePackage); 7776 flags |= UPDATE_PERMISSIONS_ALL; 7777 it.remove(); 7778 } 7779 } 7780 } 7781 7782 // Make sure all dynamic permissions have been assigned to a package, 7783 // and make sure there are no dangling permissions. 7784 it = mSettings.mPermissions.values().iterator(); 7785 while (it.hasNext()) { 7786 final BasePermission bp = it.next(); 7787 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7788 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7789 + bp.name + " pkg=" + bp.sourcePackage 7790 + " info=" + bp.pendingInfo); 7791 if (bp.packageSetting == null && bp.pendingInfo != null) { 7792 final BasePermission tree = findPermissionTreeLP(bp.name); 7793 if (tree != null && tree.perm != null) { 7794 bp.packageSetting = tree.packageSetting; 7795 bp.perm = new PackageParser.Permission(tree.perm.owner, 7796 new PermissionInfo(bp.pendingInfo)); 7797 bp.perm.info.packageName = tree.perm.info.packageName; 7798 bp.perm.info.name = bp.name; 7799 bp.uid = tree.uid; 7800 } 7801 } 7802 } 7803 if (bp.packageSetting == null) { 7804 // We may not yet have parsed the package, so just see if 7805 // we still know about its settings. 7806 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7807 } 7808 if (bp.packageSetting == null) { 7809 Slog.w(TAG, "Removing dangling permission: " + bp.name 7810 + " from package " + bp.sourcePackage); 7811 it.remove(); 7812 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7813 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7814 Slog.i(TAG, "Removing old permission: " + bp.name 7815 + " from package " + bp.sourcePackage); 7816 flags |= UPDATE_PERMISSIONS_ALL; 7817 it.remove(); 7818 } 7819 } 7820 } 7821 7822 // Now update the permissions for all packages, in particular 7823 // replace the granted permissions of the system packages. 7824 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7825 for (PackageParser.Package pkg : mPackages.values()) { 7826 if (pkg != pkgInfo) { 7827 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7828 changingPkg); 7829 } 7830 } 7831 } 7832 7833 if (pkgInfo != null) { 7834 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7835 } 7836 } 7837 7838 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7839 String packageOfInterest) { 7840 // IMPORTANT: There are two types of permissions: install and runtime. 7841 // Install time permissions are granted when the app is installed to 7842 // all device users and users added in the future. Runtime permissions 7843 // are granted at runtime explicitly to specific users. Normal and signature 7844 // protected permissions are install time permissions. Dangerous permissions 7845 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7846 // otherwise they are runtime permissions. This function does not manage 7847 // runtime permissions except for the case an app targeting Lollipop MR1 7848 // being upgraded to target a newer SDK, in which case dangerous permissions 7849 // are transformed from install time to runtime ones. 7850 7851 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7852 if (ps == null) { 7853 return; 7854 } 7855 7856 PermissionsState permissionsState = ps.getPermissionsState(); 7857 PermissionsState origPermissions = permissionsState; 7858 7859 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7860 7861 int[] upgradeUserIds = EMPTY_INT_ARRAY; 7862 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 7863 7864 boolean changedInstallPermission = false; 7865 7866 if (replace) { 7867 ps.installPermissionsFixed = false; 7868 if (!ps.isSharedUser()) { 7869 origPermissions = new PermissionsState(permissionsState); 7870 permissionsState.reset(); 7871 } 7872 } 7873 7874 permissionsState.setGlobalGids(mGlobalGids); 7875 7876 final int N = pkg.requestedPermissions.size(); 7877 for (int i=0; i<N; i++) { 7878 final String name = pkg.requestedPermissions.get(i); 7879 final BasePermission bp = mSettings.mPermissions.get(name); 7880 7881 if (DEBUG_INSTALL) { 7882 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7883 } 7884 7885 if (bp == null || bp.packageSetting == null) { 7886 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7887 Slog.w(TAG, "Unknown permission " + name 7888 + " in package " + pkg.packageName); 7889 } 7890 continue; 7891 } 7892 7893 final String perm = bp.name; 7894 boolean allowedSig = false; 7895 int grant = GRANT_DENIED; 7896 7897 // Keep track of app op permissions. 7898 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7899 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7900 if (pkgs == null) { 7901 pkgs = new ArraySet<>(); 7902 mAppOpPermissionPackages.put(bp.name, pkgs); 7903 } 7904 pkgs.add(pkg.packageName); 7905 } 7906 7907 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7908 switch (level) { 7909 case PermissionInfo.PROTECTION_NORMAL: { 7910 // For all apps normal permissions are install time ones. 7911 grant = GRANT_INSTALL; 7912 } break; 7913 7914 case PermissionInfo.PROTECTION_DANGEROUS: { 7915 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7916 // For legacy apps dangerous permissions are install time ones. 7917 grant = GRANT_INSTALL_LEGACY; 7918 } else if (ps.isSystem()) { 7919 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7920 if (origPermissions.hasInstallPermission(bp.name)) { 7921 // If a system app had an install permission, then the app was 7922 // upgraded and we grant the permissions as runtime to all users. 7923 grant = GRANT_UPGRADE; 7924 upgradeUserIds = currentUserIds; 7925 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7926 // If users changed since the last permissions update for a 7927 // system app, we grant the permission as runtime to the new users. 7928 grant = GRANT_UPGRADE; 7929 upgradeUserIds = currentUserIds; 7930 for (int userId : updatedUserIds) { 7931 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7932 } 7933 } else { 7934 // Otherwise, we grant the permission as runtime if the app 7935 // already had it, i.e. we preserve runtime permissions. 7936 grant = GRANT_RUNTIME; 7937 } 7938 } else if (origPermissions.hasInstallPermission(bp.name)) { 7939 // For legacy apps that became modern, install becomes runtime. 7940 grant = GRANT_UPGRADE; 7941 upgradeUserIds = currentUserIds; 7942 } else if (replace) { 7943 // For upgraded modern apps keep runtime permissions unchanged. 7944 grant = GRANT_RUNTIME; 7945 } 7946 } break; 7947 7948 case PermissionInfo.PROTECTION_SIGNATURE: { 7949 // For all apps signature permissions are install time ones. 7950 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7951 if (allowedSig) { 7952 grant = GRANT_INSTALL; 7953 } 7954 } break; 7955 } 7956 7957 if (DEBUG_INSTALL) { 7958 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7959 } 7960 7961 if (grant != GRANT_DENIED) { 7962 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7963 // If this is an existing, non-system package, then 7964 // we can't add any new permissions to it. 7965 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7966 // Except... if this is a permission that was added 7967 // to the platform (note: need to only do this when 7968 // updating the platform). 7969 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7970 grant = GRANT_DENIED; 7971 } 7972 } 7973 } 7974 7975 switch (grant) { 7976 case GRANT_INSTALL: { 7977 // Revoke this as runtime permission to handle the case of 7978 // a runtime permssion being downgraded to an install one. 7979 for (int userId : UserManagerService.getInstance().getUserIds()) { 7980 if (origPermissions.getRuntimePermissionState( 7981 bp.name, userId) != null) { 7982 // Revoke the runtime permission and clear the flags. 7983 origPermissions.revokeRuntimePermission(bp, userId); 7984 origPermissions.updatePermissionFlags(bp, userId, 7985 PackageManager.MASK_PERMISSION_FLAGS, 0); 7986 // If we revoked a permission permission, we have to write. 7987 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7988 changedRuntimePermissionUserIds, userId); 7989 } 7990 } 7991 // Grant an install permission. 7992 if (permissionsState.grantInstallPermission(bp) != 7993 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7994 changedInstallPermission = true; 7995 } 7996 } break; 7997 7998 case GRANT_INSTALL_LEGACY: { 7999 // Grant an install permission. 8000 if (permissionsState.grantInstallPermission(bp) != 8001 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8002 changedInstallPermission = true; 8003 } 8004 } break; 8005 8006 case GRANT_RUNTIME: { 8007 // Grant previously granted runtime permissions. 8008 for (int userId : UserManagerService.getInstance().getUserIds()) { 8009 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8010 PermissionState permissionState = origPermissions 8011 .getRuntimePermissionState(bp.name, userId); 8012 final int flags = permissionState.getFlags(); 8013 if (permissionsState.grantRuntimePermission(bp, userId) == 8014 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8015 // If we cannot put the permission as it was, we have to write. 8016 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8017 changedRuntimePermissionUserIds, userId); 8018 } else { 8019 // System components not only get the permissions but 8020 // they are also fixed, so nothing can change that. 8021 final int newFlags = !isSystemComponentOrPersistentPrivApp(pkg) 8022 ? flags 8023 : flags | PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 8024 // Propagate the permission flags. 8025 permissionsState.updatePermissionFlags(bp, userId, 8026 newFlags, newFlags); 8027 } 8028 } 8029 } 8030 } break; 8031 8032 case GRANT_UPGRADE: { 8033 // Grant runtime permissions for a previously held install permission. 8034 PermissionState permissionState = origPermissions 8035 .getInstallPermissionState(bp.name); 8036 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8037 8038 origPermissions.revokeInstallPermission(bp); 8039 // We will be transferring the permission flags, so clear them. 8040 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8041 PackageManager.MASK_PERMISSION_FLAGS, 0); 8042 8043 // If the permission is not to be promoted to runtime we ignore it and 8044 // also its other flags as they are not applicable to install permissions. 8045 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8046 for (int userId : upgradeUserIds) { 8047 if (permissionsState.grantRuntimePermission(bp, userId) != 8048 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8049 // System components not only get the permissions but 8050 // they are also fixed so nothing can change that. 8051 final int newFlags = !isSystemComponentOrPersistentPrivApp(pkg) 8052 ? flags 8053 : flags | PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 8054 // Transfer the permission flags. 8055 permissionsState.updatePermissionFlags(bp, userId, 8056 newFlags, newFlags); 8057 // If we granted the permission, we have to write. 8058 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8059 changedRuntimePermissionUserIds, userId); 8060 } 8061 } 8062 } 8063 } break; 8064 8065 default: { 8066 if (packageOfInterest == null 8067 || packageOfInterest.equals(pkg.packageName)) { 8068 Slog.w(TAG, "Not granting permission " + perm 8069 + " to package " + pkg.packageName 8070 + " because it was previously installed without"); 8071 } 8072 } break; 8073 } 8074 } else { 8075 if (permissionsState.revokeInstallPermission(bp) != 8076 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8077 // Also drop the permission flags. 8078 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8079 PackageManager.MASK_PERMISSION_FLAGS, 0); 8080 changedInstallPermission = true; 8081 Slog.i(TAG, "Un-granting permission " + perm 8082 + " from package " + pkg.packageName 8083 + " (protectionLevel=" + bp.protectionLevel 8084 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8085 + ")"); 8086 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8087 // Don't print warning for app op permissions, since it is fine for them 8088 // not to be granted, there is a UI for the user to decide. 8089 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8090 Slog.w(TAG, "Not granting permission " + perm 8091 + " to package " + pkg.packageName 8092 + " (protectionLevel=" + bp.protectionLevel 8093 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8094 + ")"); 8095 } 8096 } 8097 } 8098 } 8099 8100 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8101 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8102 // This is the first that we have heard about this package, so the 8103 // permissions we have now selected are fixed until explicitly 8104 // changed. 8105 ps.installPermissionsFixed = true; 8106 } 8107 8108 ps.setPermissionsUpdatedForUserIds(currentUserIds); 8109 8110 // Persist the runtime permissions state for users with changes. 8111 for (int userId : changedRuntimePermissionUserIds) { 8112 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 8113 } 8114 } 8115 8116 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8117 boolean allowed = false; 8118 final int NP = PackageParser.NEW_PERMISSIONS.length; 8119 for (int ip=0; ip<NP; ip++) { 8120 final PackageParser.NewPermissionInfo npi 8121 = PackageParser.NEW_PERMISSIONS[ip]; 8122 if (npi.name.equals(perm) 8123 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8124 allowed = true; 8125 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8126 + pkg.packageName); 8127 break; 8128 } 8129 } 8130 return allowed; 8131 } 8132 8133 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8134 BasePermission bp, PermissionsState origPermissions) { 8135 boolean allowed; 8136 allowed = (compareSignatures( 8137 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8138 == PackageManager.SIGNATURE_MATCH) 8139 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8140 == PackageManager.SIGNATURE_MATCH); 8141 if (!allowed && (bp.protectionLevel 8142 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8143 if (isSystemApp(pkg)) { 8144 // For updated system applications, a system permission 8145 // is granted only if it had been defined by the original application. 8146 if (pkg.isUpdatedSystemApp()) { 8147 final PackageSetting sysPs = mSettings 8148 .getDisabledSystemPkgLPr(pkg.packageName); 8149 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8150 // If the original was granted this permission, we take 8151 // that grant decision as read and propagate it to the 8152 // update. 8153 if (sysPs.isPrivileged()) { 8154 allowed = true; 8155 } 8156 } else { 8157 // The system apk may have been updated with an older 8158 // version of the one on the data partition, but which 8159 // granted a new system permission that it didn't have 8160 // before. In this case we do want to allow the app to 8161 // now get the new permission if the ancestral apk is 8162 // privileged to get it. 8163 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8164 for (int j=0; 8165 j<sysPs.pkg.requestedPermissions.size(); j++) { 8166 if (perm.equals( 8167 sysPs.pkg.requestedPermissions.get(j))) { 8168 allowed = true; 8169 break; 8170 } 8171 } 8172 } 8173 } 8174 } else { 8175 allowed = isPrivilegedApp(pkg); 8176 } 8177 } 8178 } 8179 if (!allowed && (bp.protectionLevel 8180 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8181 // For development permissions, a development permission 8182 // is granted only if it was already granted. 8183 allowed = origPermissions.hasInstallPermission(perm); 8184 } 8185 return allowed; 8186 } 8187 8188 final class ActivityIntentResolver 8189 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8190 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8191 boolean defaultOnly, int userId) { 8192 if (!sUserManager.exists(userId)) return null; 8193 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8194 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8195 } 8196 8197 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8198 int userId) { 8199 if (!sUserManager.exists(userId)) return null; 8200 mFlags = flags; 8201 return super.queryIntent(intent, resolvedType, 8202 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8203 } 8204 8205 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8206 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8207 if (!sUserManager.exists(userId)) return null; 8208 if (packageActivities == null) { 8209 return null; 8210 } 8211 mFlags = flags; 8212 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8213 final int N = packageActivities.size(); 8214 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8215 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8216 8217 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8218 for (int i = 0; i < N; ++i) { 8219 intentFilters = packageActivities.get(i).intents; 8220 if (intentFilters != null && intentFilters.size() > 0) { 8221 PackageParser.ActivityIntentInfo[] array = 8222 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8223 intentFilters.toArray(array); 8224 listCut.add(array); 8225 } 8226 } 8227 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8228 } 8229 8230 public final void addActivity(PackageParser.Activity a, String type) { 8231 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8232 mActivities.put(a.getComponentName(), a); 8233 if (DEBUG_SHOW_INFO) 8234 Log.v( 8235 TAG, " " + type + " " + 8236 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8237 if (DEBUG_SHOW_INFO) 8238 Log.v(TAG, " Class=" + a.info.name); 8239 final int NI = a.intents.size(); 8240 for (int j=0; j<NI; j++) { 8241 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8242 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8243 intent.setPriority(0); 8244 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8245 + a.className + " with priority > 0, forcing to 0"); 8246 } 8247 if (DEBUG_SHOW_INFO) { 8248 Log.v(TAG, " IntentFilter:"); 8249 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8250 } 8251 if (!intent.debugCheck()) { 8252 Log.w(TAG, "==> For Activity " + a.info.name); 8253 } 8254 addFilter(intent); 8255 } 8256 } 8257 8258 public final void removeActivity(PackageParser.Activity a, String type) { 8259 mActivities.remove(a.getComponentName()); 8260 if (DEBUG_SHOW_INFO) { 8261 Log.v(TAG, " " + type + " " 8262 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8263 : a.info.name) + ":"); 8264 Log.v(TAG, " Class=" + a.info.name); 8265 } 8266 final int NI = a.intents.size(); 8267 for (int j=0; j<NI; j++) { 8268 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8269 if (DEBUG_SHOW_INFO) { 8270 Log.v(TAG, " IntentFilter:"); 8271 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8272 } 8273 removeFilter(intent); 8274 } 8275 } 8276 8277 @Override 8278 protected boolean allowFilterResult( 8279 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8280 ActivityInfo filterAi = filter.activity.info; 8281 for (int i=dest.size()-1; i>=0; i--) { 8282 ActivityInfo destAi = dest.get(i).activityInfo; 8283 if (destAi.name == filterAi.name 8284 && destAi.packageName == filterAi.packageName) { 8285 return false; 8286 } 8287 } 8288 return true; 8289 } 8290 8291 @Override 8292 protected ActivityIntentInfo[] newArray(int size) { 8293 return new ActivityIntentInfo[size]; 8294 } 8295 8296 @Override 8297 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8298 if (!sUserManager.exists(userId)) return true; 8299 PackageParser.Package p = filter.activity.owner; 8300 if (p != null) { 8301 PackageSetting ps = (PackageSetting)p.mExtras; 8302 if (ps != null) { 8303 // System apps are never considered stopped for purposes of 8304 // filtering, because there may be no way for the user to 8305 // actually re-launch them. 8306 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8307 && ps.getStopped(userId); 8308 } 8309 } 8310 return false; 8311 } 8312 8313 @Override 8314 protected boolean isPackageForFilter(String packageName, 8315 PackageParser.ActivityIntentInfo info) { 8316 return packageName.equals(info.activity.owner.packageName); 8317 } 8318 8319 @Override 8320 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8321 int match, int userId) { 8322 if (!sUserManager.exists(userId)) return null; 8323 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8324 return null; 8325 } 8326 final PackageParser.Activity activity = info.activity; 8327 if (mSafeMode && (activity.info.applicationInfo.flags 8328 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8329 return null; 8330 } 8331 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8332 if (ps == null) { 8333 return null; 8334 } 8335 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8336 ps.readUserState(userId), userId); 8337 if (ai == null) { 8338 return null; 8339 } 8340 final ResolveInfo res = new ResolveInfo(); 8341 res.activityInfo = ai; 8342 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8343 res.filter = info; 8344 } 8345 if (info != null) { 8346 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8347 } 8348 res.priority = info.getPriority(); 8349 res.preferredOrder = activity.owner.mPreferredOrder; 8350 //System.out.println("Result: " + res.activityInfo.className + 8351 // " = " + res.priority); 8352 res.match = match; 8353 res.isDefault = info.hasDefault; 8354 res.labelRes = info.labelRes; 8355 res.nonLocalizedLabel = info.nonLocalizedLabel; 8356 if (userNeedsBadging(userId)) { 8357 res.noResourceId = true; 8358 } else { 8359 res.icon = info.icon; 8360 } 8361 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8362 return res; 8363 } 8364 8365 @Override 8366 protected void sortResults(List<ResolveInfo> results) { 8367 Collections.sort(results, mResolvePrioritySorter); 8368 } 8369 8370 @Override 8371 protected void dumpFilter(PrintWriter out, String prefix, 8372 PackageParser.ActivityIntentInfo filter) { 8373 out.print(prefix); out.print( 8374 Integer.toHexString(System.identityHashCode(filter.activity))); 8375 out.print(' '); 8376 filter.activity.printComponentShortName(out); 8377 out.print(" filter "); 8378 out.println(Integer.toHexString(System.identityHashCode(filter))); 8379 } 8380 8381 @Override 8382 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8383 return filter.activity; 8384 } 8385 8386 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8387 PackageParser.Activity activity = (PackageParser.Activity)label; 8388 out.print(prefix); out.print( 8389 Integer.toHexString(System.identityHashCode(activity))); 8390 out.print(' '); 8391 activity.printComponentShortName(out); 8392 if (count > 1) { 8393 out.print(" ("); out.print(count); out.print(" filters)"); 8394 } 8395 out.println(); 8396 } 8397 8398// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8399// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8400// final List<ResolveInfo> retList = Lists.newArrayList(); 8401// while (i.hasNext()) { 8402// final ResolveInfo resolveInfo = i.next(); 8403// if (isEnabledLP(resolveInfo.activityInfo)) { 8404// retList.add(resolveInfo); 8405// } 8406// } 8407// return retList; 8408// } 8409 8410 // Keys are String (activity class name), values are Activity. 8411 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8412 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8413 private int mFlags; 8414 } 8415 8416 private final class ServiceIntentResolver 8417 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8418 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8419 boolean defaultOnly, int userId) { 8420 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8421 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8422 } 8423 8424 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8425 int userId) { 8426 if (!sUserManager.exists(userId)) return null; 8427 mFlags = flags; 8428 return super.queryIntent(intent, resolvedType, 8429 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8430 } 8431 8432 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8433 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8434 if (!sUserManager.exists(userId)) return null; 8435 if (packageServices == null) { 8436 return null; 8437 } 8438 mFlags = flags; 8439 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8440 final int N = packageServices.size(); 8441 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8442 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8443 8444 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8445 for (int i = 0; i < N; ++i) { 8446 intentFilters = packageServices.get(i).intents; 8447 if (intentFilters != null && intentFilters.size() > 0) { 8448 PackageParser.ServiceIntentInfo[] array = 8449 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8450 intentFilters.toArray(array); 8451 listCut.add(array); 8452 } 8453 } 8454 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8455 } 8456 8457 public final void addService(PackageParser.Service s) { 8458 mServices.put(s.getComponentName(), s); 8459 if (DEBUG_SHOW_INFO) { 8460 Log.v(TAG, " " 8461 + (s.info.nonLocalizedLabel != null 8462 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8463 Log.v(TAG, " Class=" + s.info.name); 8464 } 8465 final int NI = s.intents.size(); 8466 int j; 8467 for (j=0; j<NI; j++) { 8468 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8469 if (DEBUG_SHOW_INFO) { 8470 Log.v(TAG, " IntentFilter:"); 8471 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8472 } 8473 if (!intent.debugCheck()) { 8474 Log.w(TAG, "==> For Service " + s.info.name); 8475 } 8476 addFilter(intent); 8477 } 8478 } 8479 8480 public final void removeService(PackageParser.Service s) { 8481 mServices.remove(s.getComponentName()); 8482 if (DEBUG_SHOW_INFO) { 8483 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8484 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8485 Log.v(TAG, " Class=" + s.info.name); 8486 } 8487 final int NI = s.intents.size(); 8488 int j; 8489 for (j=0; j<NI; j++) { 8490 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8491 if (DEBUG_SHOW_INFO) { 8492 Log.v(TAG, " IntentFilter:"); 8493 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8494 } 8495 removeFilter(intent); 8496 } 8497 } 8498 8499 @Override 8500 protected boolean allowFilterResult( 8501 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8502 ServiceInfo filterSi = filter.service.info; 8503 for (int i=dest.size()-1; i>=0; i--) { 8504 ServiceInfo destAi = dest.get(i).serviceInfo; 8505 if (destAi.name == filterSi.name 8506 && destAi.packageName == filterSi.packageName) { 8507 return false; 8508 } 8509 } 8510 return true; 8511 } 8512 8513 @Override 8514 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8515 return new PackageParser.ServiceIntentInfo[size]; 8516 } 8517 8518 @Override 8519 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8520 if (!sUserManager.exists(userId)) return true; 8521 PackageParser.Package p = filter.service.owner; 8522 if (p != null) { 8523 PackageSetting ps = (PackageSetting)p.mExtras; 8524 if (ps != null) { 8525 // System apps are never considered stopped for purposes of 8526 // filtering, because there may be no way for the user to 8527 // actually re-launch them. 8528 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8529 && ps.getStopped(userId); 8530 } 8531 } 8532 return false; 8533 } 8534 8535 @Override 8536 protected boolean isPackageForFilter(String packageName, 8537 PackageParser.ServiceIntentInfo info) { 8538 return packageName.equals(info.service.owner.packageName); 8539 } 8540 8541 @Override 8542 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8543 int match, int userId) { 8544 if (!sUserManager.exists(userId)) return null; 8545 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8546 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8547 return null; 8548 } 8549 final PackageParser.Service service = info.service; 8550 if (mSafeMode && (service.info.applicationInfo.flags 8551 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8552 return null; 8553 } 8554 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8555 if (ps == null) { 8556 return null; 8557 } 8558 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8559 ps.readUserState(userId), userId); 8560 if (si == null) { 8561 return null; 8562 } 8563 final ResolveInfo res = new ResolveInfo(); 8564 res.serviceInfo = si; 8565 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8566 res.filter = filter; 8567 } 8568 res.priority = info.getPriority(); 8569 res.preferredOrder = service.owner.mPreferredOrder; 8570 res.match = match; 8571 res.isDefault = info.hasDefault; 8572 res.labelRes = info.labelRes; 8573 res.nonLocalizedLabel = info.nonLocalizedLabel; 8574 res.icon = info.icon; 8575 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8576 return res; 8577 } 8578 8579 @Override 8580 protected void sortResults(List<ResolveInfo> results) { 8581 Collections.sort(results, mResolvePrioritySorter); 8582 } 8583 8584 @Override 8585 protected void dumpFilter(PrintWriter out, String prefix, 8586 PackageParser.ServiceIntentInfo filter) { 8587 out.print(prefix); out.print( 8588 Integer.toHexString(System.identityHashCode(filter.service))); 8589 out.print(' '); 8590 filter.service.printComponentShortName(out); 8591 out.print(" filter "); 8592 out.println(Integer.toHexString(System.identityHashCode(filter))); 8593 } 8594 8595 @Override 8596 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8597 return filter.service; 8598 } 8599 8600 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8601 PackageParser.Service service = (PackageParser.Service)label; 8602 out.print(prefix); out.print( 8603 Integer.toHexString(System.identityHashCode(service))); 8604 out.print(' '); 8605 service.printComponentShortName(out); 8606 if (count > 1) { 8607 out.print(" ("); out.print(count); out.print(" filters)"); 8608 } 8609 out.println(); 8610 } 8611 8612// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8613// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8614// final List<ResolveInfo> retList = Lists.newArrayList(); 8615// while (i.hasNext()) { 8616// final ResolveInfo resolveInfo = (ResolveInfo) i; 8617// if (isEnabledLP(resolveInfo.serviceInfo)) { 8618// retList.add(resolveInfo); 8619// } 8620// } 8621// return retList; 8622// } 8623 8624 // Keys are String (activity class name), values are Activity. 8625 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8626 = new ArrayMap<ComponentName, PackageParser.Service>(); 8627 private int mFlags; 8628 }; 8629 8630 private final class ProviderIntentResolver 8631 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8632 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8633 boolean defaultOnly, int userId) { 8634 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8635 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8636 } 8637 8638 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8639 int userId) { 8640 if (!sUserManager.exists(userId)) 8641 return null; 8642 mFlags = flags; 8643 return super.queryIntent(intent, resolvedType, 8644 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8645 } 8646 8647 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8648 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8649 if (!sUserManager.exists(userId)) 8650 return null; 8651 if (packageProviders == null) { 8652 return null; 8653 } 8654 mFlags = flags; 8655 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8656 final int N = packageProviders.size(); 8657 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8658 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8659 8660 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8661 for (int i = 0; i < N; ++i) { 8662 intentFilters = packageProviders.get(i).intents; 8663 if (intentFilters != null && intentFilters.size() > 0) { 8664 PackageParser.ProviderIntentInfo[] array = 8665 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8666 intentFilters.toArray(array); 8667 listCut.add(array); 8668 } 8669 } 8670 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8671 } 8672 8673 public final void addProvider(PackageParser.Provider p) { 8674 if (mProviders.containsKey(p.getComponentName())) { 8675 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8676 return; 8677 } 8678 8679 mProviders.put(p.getComponentName(), p); 8680 if (DEBUG_SHOW_INFO) { 8681 Log.v(TAG, " " 8682 + (p.info.nonLocalizedLabel != null 8683 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8684 Log.v(TAG, " Class=" + p.info.name); 8685 } 8686 final int NI = p.intents.size(); 8687 int j; 8688 for (j = 0; j < NI; j++) { 8689 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8690 if (DEBUG_SHOW_INFO) { 8691 Log.v(TAG, " IntentFilter:"); 8692 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8693 } 8694 if (!intent.debugCheck()) { 8695 Log.w(TAG, "==> For Provider " + p.info.name); 8696 } 8697 addFilter(intent); 8698 } 8699 } 8700 8701 public final void removeProvider(PackageParser.Provider p) { 8702 mProviders.remove(p.getComponentName()); 8703 if (DEBUG_SHOW_INFO) { 8704 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8705 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8706 Log.v(TAG, " Class=" + p.info.name); 8707 } 8708 final int NI = p.intents.size(); 8709 int j; 8710 for (j = 0; j < NI; j++) { 8711 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8712 if (DEBUG_SHOW_INFO) { 8713 Log.v(TAG, " IntentFilter:"); 8714 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8715 } 8716 removeFilter(intent); 8717 } 8718 } 8719 8720 @Override 8721 protected boolean allowFilterResult( 8722 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8723 ProviderInfo filterPi = filter.provider.info; 8724 for (int i = dest.size() - 1; i >= 0; i--) { 8725 ProviderInfo destPi = dest.get(i).providerInfo; 8726 if (destPi.name == filterPi.name 8727 && destPi.packageName == filterPi.packageName) { 8728 return false; 8729 } 8730 } 8731 return true; 8732 } 8733 8734 @Override 8735 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8736 return new PackageParser.ProviderIntentInfo[size]; 8737 } 8738 8739 @Override 8740 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8741 if (!sUserManager.exists(userId)) 8742 return true; 8743 PackageParser.Package p = filter.provider.owner; 8744 if (p != null) { 8745 PackageSetting ps = (PackageSetting) p.mExtras; 8746 if (ps != null) { 8747 // System apps are never considered stopped for purposes of 8748 // filtering, because there may be no way for the user to 8749 // actually re-launch them. 8750 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8751 && ps.getStopped(userId); 8752 } 8753 } 8754 return false; 8755 } 8756 8757 @Override 8758 protected boolean isPackageForFilter(String packageName, 8759 PackageParser.ProviderIntentInfo info) { 8760 return packageName.equals(info.provider.owner.packageName); 8761 } 8762 8763 @Override 8764 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8765 int match, int userId) { 8766 if (!sUserManager.exists(userId)) 8767 return null; 8768 final PackageParser.ProviderIntentInfo info = filter; 8769 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8770 return null; 8771 } 8772 final PackageParser.Provider provider = info.provider; 8773 if (mSafeMode && (provider.info.applicationInfo.flags 8774 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8775 return null; 8776 } 8777 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8778 if (ps == null) { 8779 return null; 8780 } 8781 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8782 ps.readUserState(userId), userId); 8783 if (pi == null) { 8784 return null; 8785 } 8786 final ResolveInfo res = new ResolveInfo(); 8787 res.providerInfo = pi; 8788 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8789 res.filter = filter; 8790 } 8791 res.priority = info.getPriority(); 8792 res.preferredOrder = provider.owner.mPreferredOrder; 8793 res.match = match; 8794 res.isDefault = info.hasDefault; 8795 res.labelRes = info.labelRes; 8796 res.nonLocalizedLabel = info.nonLocalizedLabel; 8797 res.icon = info.icon; 8798 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8799 return res; 8800 } 8801 8802 @Override 8803 protected void sortResults(List<ResolveInfo> results) { 8804 Collections.sort(results, mResolvePrioritySorter); 8805 } 8806 8807 @Override 8808 protected void dumpFilter(PrintWriter out, String prefix, 8809 PackageParser.ProviderIntentInfo filter) { 8810 out.print(prefix); 8811 out.print( 8812 Integer.toHexString(System.identityHashCode(filter.provider))); 8813 out.print(' '); 8814 filter.provider.printComponentShortName(out); 8815 out.print(" filter "); 8816 out.println(Integer.toHexString(System.identityHashCode(filter))); 8817 } 8818 8819 @Override 8820 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8821 return filter.provider; 8822 } 8823 8824 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8825 PackageParser.Provider provider = (PackageParser.Provider)label; 8826 out.print(prefix); out.print( 8827 Integer.toHexString(System.identityHashCode(provider))); 8828 out.print(' '); 8829 provider.printComponentShortName(out); 8830 if (count > 1) { 8831 out.print(" ("); out.print(count); out.print(" filters)"); 8832 } 8833 out.println(); 8834 } 8835 8836 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8837 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8838 private int mFlags; 8839 }; 8840 8841 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8842 new Comparator<ResolveInfo>() { 8843 public int compare(ResolveInfo r1, ResolveInfo r2) { 8844 int v1 = r1.priority; 8845 int v2 = r2.priority; 8846 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8847 if (v1 != v2) { 8848 return (v1 > v2) ? -1 : 1; 8849 } 8850 v1 = r1.preferredOrder; 8851 v2 = r2.preferredOrder; 8852 if (v1 != v2) { 8853 return (v1 > v2) ? -1 : 1; 8854 } 8855 if (r1.isDefault != r2.isDefault) { 8856 return r1.isDefault ? -1 : 1; 8857 } 8858 v1 = r1.match; 8859 v2 = r2.match; 8860 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8861 if (v1 != v2) { 8862 return (v1 > v2) ? -1 : 1; 8863 } 8864 if (r1.system != r2.system) { 8865 return r1.system ? -1 : 1; 8866 } 8867 return 0; 8868 } 8869 }; 8870 8871 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8872 new Comparator<ProviderInfo>() { 8873 public int compare(ProviderInfo p1, ProviderInfo p2) { 8874 final int v1 = p1.initOrder; 8875 final int v2 = p2.initOrder; 8876 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8877 } 8878 }; 8879 8880 final void sendPackageBroadcast(final String action, final String pkg, 8881 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 8882 final int[] userIds) { 8883 mHandler.post(new Runnable() { 8884 @Override 8885 public void run() { 8886 try { 8887 final IActivityManager am = ActivityManagerNative.getDefault(); 8888 if (am == null) return; 8889 final int[] resolvedUserIds; 8890 if (userIds == null) { 8891 resolvedUserIds = am.getRunningUserIds(); 8892 } else { 8893 resolvedUserIds = userIds; 8894 } 8895 for (int id : resolvedUserIds) { 8896 final Intent intent = new Intent(action, 8897 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8898 if (extras != null) { 8899 intent.putExtras(extras); 8900 } 8901 if (targetPkg != null) { 8902 intent.setPackage(targetPkg); 8903 } 8904 // Modify the UID when posting to other users 8905 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8906 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8907 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8908 intent.putExtra(Intent.EXTRA_UID, uid); 8909 } 8910 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8911 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8912 if (DEBUG_BROADCASTS) { 8913 RuntimeException here = new RuntimeException("here"); 8914 here.fillInStackTrace(); 8915 Slog.d(TAG, "Sending to user " + id + ": " 8916 + intent.toShortString(false, true, false, false) 8917 + " " + intent.getExtras(), here); 8918 } 8919 am.broadcastIntent(null, intent, null, finishedReceiver, 8920 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8921 null, finishedReceiver != null, false, id); 8922 } 8923 } catch (RemoteException ex) { 8924 } 8925 } 8926 }); 8927 } 8928 8929 /** 8930 * Check if the external storage media is available. This is true if there 8931 * is a mounted external storage medium or if the external storage is 8932 * emulated. 8933 */ 8934 private boolean isExternalMediaAvailable() { 8935 return mMediaMounted || Environment.isExternalStorageEmulated(); 8936 } 8937 8938 @Override 8939 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8940 // writer 8941 synchronized (mPackages) { 8942 if (!isExternalMediaAvailable()) { 8943 // If the external storage is no longer mounted at this point, 8944 // the caller may not have been able to delete all of this 8945 // packages files and can not delete any more. Bail. 8946 return null; 8947 } 8948 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8949 if (lastPackage != null) { 8950 pkgs.remove(lastPackage); 8951 } 8952 if (pkgs.size() > 0) { 8953 return pkgs.get(0); 8954 } 8955 } 8956 return null; 8957 } 8958 8959 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8960 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8961 userId, andCode ? 1 : 0, packageName); 8962 if (mSystemReady) { 8963 msg.sendToTarget(); 8964 } else { 8965 if (mPostSystemReadyMessages == null) { 8966 mPostSystemReadyMessages = new ArrayList<>(); 8967 } 8968 mPostSystemReadyMessages.add(msg); 8969 } 8970 } 8971 8972 void startCleaningPackages() { 8973 // reader 8974 synchronized (mPackages) { 8975 if (!isExternalMediaAvailable()) { 8976 return; 8977 } 8978 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8979 return; 8980 } 8981 } 8982 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8983 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8984 IActivityManager am = ActivityManagerNative.getDefault(); 8985 if (am != null) { 8986 try { 8987 am.startService(null, intent, null, UserHandle.USER_OWNER); 8988 } catch (RemoteException e) { 8989 } 8990 } 8991 } 8992 8993 @Override 8994 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8995 int installFlags, String installerPackageName, VerificationParams verificationParams, 8996 String packageAbiOverride) { 8997 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8998 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8999 } 9000 9001 @Override 9002 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9003 int installFlags, String installerPackageName, VerificationParams verificationParams, 9004 String packageAbiOverride, int userId) { 9005 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9006 9007 final int callingUid = Binder.getCallingUid(); 9008 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9009 9010 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9011 try { 9012 if (observer != null) { 9013 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9014 } 9015 } catch (RemoteException re) { 9016 } 9017 return; 9018 } 9019 9020 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9021 installFlags |= PackageManager.INSTALL_FROM_ADB; 9022 9023 } else { 9024 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9025 // about installerPackageName. 9026 9027 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9028 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9029 } 9030 9031 UserHandle user; 9032 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9033 user = UserHandle.ALL; 9034 } else { 9035 user = new UserHandle(userId); 9036 } 9037 9038 // Only system components can circumvent runtime permissions when installing. 9039 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9040 && mContext.checkCallingOrSelfPermission(Manifest.permission 9041 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9042 throw new SecurityException("You need the " 9043 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9044 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9045 } 9046 9047 verificationParams.setInstallerUid(callingUid); 9048 9049 final File originFile = new File(originPath); 9050 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9051 9052 final Message msg = mHandler.obtainMessage(INIT_COPY); 9053 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9054 null, verificationParams, user, packageAbiOverride); 9055 mHandler.sendMessage(msg); 9056 } 9057 9058 void installStage(String packageName, File stagedDir, String stagedCid, 9059 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9060 String installerPackageName, int installerUid, UserHandle user) { 9061 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9062 params.referrerUri, installerUid, null); 9063 9064 final OriginInfo origin; 9065 if (stagedDir != null) { 9066 origin = OriginInfo.fromStagedFile(stagedDir); 9067 } else { 9068 origin = OriginInfo.fromStagedContainer(stagedCid); 9069 } 9070 9071 final Message msg = mHandler.obtainMessage(INIT_COPY); 9072 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9073 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9074 mHandler.sendMessage(msg); 9075 } 9076 9077 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9078 Bundle extras = new Bundle(1); 9079 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9080 9081 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9082 packageName, extras, null, null, new int[] {userId}); 9083 try { 9084 IActivityManager am = ActivityManagerNative.getDefault(); 9085 final boolean isSystem = 9086 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9087 if (isSystem && am.isUserRunning(userId, false)) { 9088 // The just-installed/enabled app is bundled on the system, so presumed 9089 // to be able to run automatically without needing an explicit launch. 9090 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9091 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9092 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9093 .setPackage(packageName); 9094 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9095 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9096 } 9097 } catch (RemoteException e) { 9098 // shouldn't happen 9099 Slog.w(TAG, "Unable to bootstrap installed package", e); 9100 } 9101 } 9102 9103 @Override 9104 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9105 int userId) { 9106 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9107 PackageSetting pkgSetting; 9108 final int uid = Binder.getCallingUid(); 9109 enforceCrossUserPermission(uid, userId, true, true, 9110 "setApplicationHiddenSetting for user " + userId); 9111 9112 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9113 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9114 return false; 9115 } 9116 9117 long callingId = Binder.clearCallingIdentity(); 9118 try { 9119 boolean sendAdded = false; 9120 boolean sendRemoved = false; 9121 // writer 9122 synchronized (mPackages) { 9123 pkgSetting = mSettings.mPackages.get(packageName); 9124 if (pkgSetting == null) { 9125 return false; 9126 } 9127 if (pkgSetting.getHidden(userId) != hidden) { 9128 pkgSetting.setHidden(hidden, userId); 9129 mSettings.writePackageRestrictionsLPr(userId); 9130 if (hidden) { 9131 sendRemoved = true; 9132 } else { 9133 sendAdded = true; 9134 } 9135 } 9136 } 9137 if (sendAdded) { 9138 sendPackageAddedForUser(packageName, pkgSetting, userId); 9139 return true; 9140 } 9141 if (sendRemoved) { 9142 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9143 "hiding pkg"); 9144 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9145 } 9146 } finally { 9147 Binder.restoreCallingIdentity(callingId); 9148 } 9149 return false; 9150 } 9151 9152 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9153 int userId) { 9154 final PackageRemovedInfo info = new PackageRemovedInfo(); 9155 info.removedPackage = packageName; 9156 info.removedUsers = new int[] {userId}; 9157 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9158 info.sendBroadcast(false, false, false); 9159 } 9160 9161 /** 9162 * Returns true if application is not found or there was an error. Otherwise it returns 9163 * the hidden state of the package for the given user. 9164 */ 9165 @Override 9166 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9167 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9168 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9169 false, "getApplicationHidden for user " + userId); 9170 PackageSetting pkgSetting; 9171 long callingId = Binder.clearCallingIdentity(); 9172 try { 9173 // writer 9174 synchronized (mPackages) { 9175 pkgSetting = mSettings.mPackages.get(packageName); 9176 if (pkgSetting == null) { 9177 return true; 9178 } 9179 return pkgSetting.getHidden(userId); 9180 } 9181 } finally { 9182 Binder.restoreCallingIdentity(callingId); 9183 } 9184 } 9185 9186 /** 9187 * @hide 9188 */ 9189 @Override 9190 public int installExistingPackageAsUser(String packageName, int userId) { 9191 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9192 null); 9193 PackageSetting pkgSetting; 9194 final int uid = Binder.getCallingUid(); 9195 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9196 + userId); 9197 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9198 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9199 } 9200 9201 long callingId = Binder.clearCallingIdentity(); 9202 try { 9203 boolean sendAdded = false; 9204 9205 // writer 9206 synchronized (mPackages) { 9207 pkgSetting = mSettings.mPackages.get(packageName); 9208 if (pkgSetting == null) { 9209 return PackageManager.INSTALL_FAILED_INVALID_URI; 9210 } 9211 if (!pkgSetting.getInstalled(userId)) { 9212 pkgSetting.setInstalled(true, userId); 9213 pkgSetting.setHidden(false, userId); 9214 mSettings.writePackageRestrictionsLPr(userId); 9215 sendAdded = true; 9216 } 9217 } 9218 9219 if (sendAdded) { 9220 sendPackageAddedForUser(packageName, pkgSetting, userId); 9221 } 9222 } finally { 9223 Binder.restoreCallingIdentity(callingId); 9224 } 9225 9226 return PackageManager.INSTALL_SUCCEEDED; 9227 } 9228 9229 boolean isUserRestricted(int userId, String restrictionKey) { 9230 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9231 if (restrictions.getBoolean(restrictionKey, false)) { 9232 Log.w(TAG, "User is restricted: " + restrictionKey); 9233 return true; 9234 } 9235 return false; 9236 } 9237 9238 @Override 9239 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9240 mContext.enforceCallingOrSelfPermission( 9241 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9242 "Only package verification agents can verify applications"); 9243 9244 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9245 final PackageVerificationResponse response = new PackageVerificationResponse( 9246 verificationCode, Binder.getCallingUid()); 9247 msg.arg1 = id; 9248 msg.obj = response; 9249 mHandler.sendMessage(msg); 9250 } 9251 9252 @Override 9253 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9254 long millisecondsToDelay) { 9255 mContext.enforceCallingOrSelfPermission( 9256 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9257 "Only package verification agents can extend verification timeouts"); 9258 9259 final PackageVerificationState state = mPendingVerification.get(id); 9260 final PackageVerificationResponse response = new PackageVerificationResponse( 9261 verificationCodeAtTimeout, Binder.getCallingUid()); 9262 9263 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9264 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9265 } 9266 if (millisecondsToDelay < 0) { 9267 millisecondsToDelay = 0; 9268 } 9269 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9270 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9271 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9272 } 9273 9274 if ((state != null) && !state.timeoutExtended()) { 9275 state.extendTimeout(); 9276 9277 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9278 msg.arg1 = id; 9279 msg.obj = response; 9280 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9281 } 9282 } 9283 9284 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9285 int verificationCode, UserHandle user) { 9286 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9287 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9288 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9289 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9290 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9291 9292 mContext.sendBroadcastAsUser(intent, user, 9293 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9294 } 9295 9296 private ComponentName matchComponentForVerifier(String packageName, 9297 List<ResolveInfo> receivers) { 9298 ActivityInfo targetReceiver = null; 9299 9300 final int NR = receivers.size(); 9301 for (int i = 0; i < NR; i++) { 9302 final ResolveInfo info = receivers.get(i); 9303 if (info.activityInfo == null) { 9304 continue; 9305 } 9306 9307 if (packageName.equals(info.activityInfo.packageName)) { 9308 targetReceiver = info.activityInfo; 9309 break; 9310 } 9311 } 9312 9313 if (targetReceiver == null) { 9314 return null; 9315 } 9316 9317 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9318 } 9319 9320 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9321 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9322 if (pkgInfo.verifiers.length == 0) { 9323 return null; 9324 } 9325 9326 final int N = pkgInfo.verifiers.length; 9327 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9328 for (int i = 0; i < N; i++) { 9329 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9330 9331 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9332 receivers); 9333 if (comp == null) { 9334 continue; 9335 } 9336 9337 final int verifierUid = getUidForVerifier(verifierInfo); 9338 if (verifierUid == -1) { 9339 continue; 9340 } 9341 9342 if (DEBUG_VERIFY) { 9343 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9344 + " with the correct signature"); 9345 } 9346 sufficientVerifiers.add(comp); 9347 verificationState.addSufficientVerifier(verifierUid); 9348 } 9349 9350 return sufficientVerifiers; 9351 } 9352 9353 private int getUidForVerifier(VerifierInfo verifierInfo) { 9354 synchronized (mPackages) { 9355 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9356 if (pkg == null) { 9357 return -1; 9358 } else if (pkg.mSignatures.length != 1) { 9359 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9360 + " has more than one signature; ignoring"); 9361 return -1; 9362 } 9363 9364 /* 9365 * If the public key of the package's signature does not match 9366 * our expected public key, then this is a different package and 9367 * we should skip. 9368 */ 9369 9370 final byte[] expectedPublicKey; 9371 try { 9372 final Signature verifierSig = pkg.mSignatures[0]; 9373 final PublicKey publicKey = verifierSig.getPublicKey(); 9374 expectedPublicKey = publicKey.getEncoded(); 9375 } catch (CertificateException e) { 9376 return -1; 9377 } 9378 9379 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9380 9381 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9382 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9383 + " does not have the expected public key; ignoring"); 9384 return -1; 9385 } 9386 9387 return pkg.applicationInfo.uid; 9388 } 9389 } 9390 9391 @Override 9392 public void finishPackageInstall(int token) { 9393 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9394 9395 if (DEBUG_INSTALL) { 9396 Slog.v(TAG, "BM finishing package install for " + token); 9397 } 9398 9399 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9400 mHandler.sendMessage(msg); 9401 } 9402 9403 /** 9404 * Get the verification agent timeout. 9405 * 9406 * @return verification timeout in milliseconds 9407 */ 9408 private long getVerificationTimeout() { 9409 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9410 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9411 DEFAULT_VERIFICATION_TIMEOUT); 9412 } 9413 9414 /** 9415 * Get the default verification agent response code. 9416 * 9417 * @return default verification response code 9418 */ 9419 private int getDefaultVerificationResponse() { 9420 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9421 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9422 DEFAULT_VERIFICATION_RESPONSE); 9423 } 9424 9425 /** 9426 * Check whether or not package verification has been enabled. 9427 * 9428 * @return true if verification should be performed 9429 */ 9430 private boolean isVerificationEnabled(int userId, int installFlags) { 9431 if (!DEFAULT_VERIFY_ENABLE) { 9432 return false; 9433 } 9434 9435 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9436 9437 // Check if installing from ADB 9438 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9439 // Do not run verification in a test harness environment 9440 if (ActivityManager.isRunningInTestHarness()) { 9441 return false; 9442 } 9443 if (ensureVerifyAppsEnabled) { 9444 return true; 9445 } 9446 // Check if the developer does not want package verification for ADB installs 9447 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9448 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9449 return false; 9450 } 9451 } 9452 9453 if (ensureVerifyAppsEnabled) { 9454 return true; 9455 } 9456 9457 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9458 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9459 } 9460 9461 @Override 9462 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9463 throws RemoteException { 9464 mContext.enforceCallingOrSelfPermission( 9465 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9466 "Only intentfilter verification agents can verify applications"); 9467 9468 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9469 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9470 Binder.getCallingUid(), verificationCode, failedDomains); 9471 msg.arg1 = id; 9472 msg.obj = response; 9473 mHandler.sendMessage(msg); 9474 } 9475 9476 @Override 9477 public int getIntentVerificationStatus(String packageName, int userId) { 9478 synchronized (mPackages) { 9479 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9480 } 9481 } 9482 9483 @Override 9484 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9485 boolean result = false; 9486 synchronized (mPackages) { 9487 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9488 } 9489 if (result) { 9490 scheduleWritePackageRestrictionsLocked(userId); 9491 } 9492 return result; 9493 } 9494 9495 @Override 9496 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9497 synchronized (mPackages) { 9498 return mSettings.getIntentFilterVerificationsLPr(packageName); 9499 } 9500 } 9501 9502 @Override 9503 public List<IntentFilter> getAllIntentFilters(String packageName) { 9504 if (TextUtils.isEmpty(packageName)) { 9505 return Collections.<IntentFilter>emptyList(); 9506 } 9507 synchronized (mPackages) { 9508 PackageParser.Package pkg = mPackages.get(packageName); 9509 if (pkg == null || pkg.activities == null) { 9510 return Collections.<IntentFilter>emptyList(); 9511 } 9512 final int count = pkg.activities.size(); 9513 ArrayList<IntentFilter> result = new ArrayList<>(); 9514 for (int n=0; n<count; n++) { 9515 PackageParser.Activity activity = pkg.activities.get(n); 9516 if (activity.intents != null || activity.intents.size() > 0) { 9517 result.addAll(activity.intents); 9518 } 9519 } 9520 return result; 9521 } 9522 } 9523 9524 @Override 9525 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9526 synchronized (mPackages) { 9527 boolean result = mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9528 if (packageName != null) { 9529 result |= updateIntentVerificationStatus(packageName, 9530 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9531 UserHandle.myUserId()); 9532 } 9533 return result; 9534 } 9535 } 9536 9537 @Override 9538 public String getDefaultBrowserPackageName(int userId) { 9539 synchronized (mPackages) { 9540 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9541 } 9542 } 9543 9544 /** 9545 * Get the "allow unknown sources" setting. 9546 * 9547 * @return the current "allow unknown sources" setting 9548 */ 9549 private int getUnknownSourcesSettings() { 9550 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9551 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9552 -1); 9553 } 9554 9555 @Override 9556 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9557 final int uid = Binder.getCallingUid(); 9558 // writer 9559 synchronized (mPackages) { 9560 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9561 if (targetPackageSetting == null) { 9562 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9563 } 9564 9565 PackageSetting installerPackageSetting; 9566 if (installerPackageName != null) { 9567 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9568 if (installerPackageSetting == null) { 9569 throw new IllegalArgumentException("Unknown installer package: " 9570 + installerPackageName); 9571 } 9572 } else { 9573 installerPackageSetting = null; 9574 } 9575 9576 Signature[] callerSignature; 9577 Object obj = mSettings.getUserIdLPr(uid); 9578 if (obj != null) { 9579 if (obj instanceof SharedUserSetting) { 9580 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9581 } else if (obj instanceof PackageSetting) { 9582 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9583 } else { 9584 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9585 } 9586 } else { 9587 throw new SecurityException("Unknown calling uid " + uid); 9588 } 9589 9590 // Verify: can't set installerPackageName to a package that is 9591 // not signed with the same cert as the caller. 9592 if (installerPackageSetting != null) { 9593 if (compareSignatures(callerSignature, 9594 installerPackageSetting.signatures.mSignatures) 9595 != PackageManager.SIGNATURE_MATCH) { 9596 throw new SecurityException( 9597 "Caller does not have same cert as new installer package " 9598 + installerPackageName); 9599 } 9600 } 9601 9602 // Verify: if target already has an installer package, it must 9603 // be signed with the same cert as the caller. 9604 if (targetPackageSetting.installerPackageName != null) { 9605 PackageSetting setting = mSettings.mPackages.get( 9606 targetPackageSetting.installerPackageName); 9607 // If the currently set package isn't valid, then it's always 9608 // okay to change it. 9609 if (setting != null) { 9610 if (compareSignatures(callerSignature, 9611 setting.signatures.mSignatures) 9612 != PackageManager.SIGNATURE_MATCH) { 9613 throw new SecurityException( 9614 "Caller does not have same cert as old installer package " 9615 + targetPackageSetting.installerPackageName); 9616 } 9617 } 9618 } 9619 9620 // Okay! 9621 targetPackageSetting.installerPackageName = installerPackageName; 9622 scheduleWriteSettingsLocked(); 9623 } 9624 } 9625 9626 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9627 // Queue up an async operation since the package installation may take a little while. 9628 mHandler.post(new Runnable() { 9629 public void run() { 9630 mHandler.removeCallbacks(this); 9631 // Result object to be returned 9632 PackageInstalledInfo res = new PackageInstalledInfo(); 9633 res.returnCode = currentStatus; 9634 res.uid = -1; 9635 res.pkg = null; 9636 res.removedInfo = new PackageRemovedInfo(); 9637 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9638 args.doPreInstall(res.returnCode); 9639 synchronized (mInstallLock) { 9640 installPackageLI(args, res); 9641 } 9642 args.doPostInstall(res.returnCode, res.uid); 9643 } 9644 9645 // A restore should be performed at this point if (a) the install 9646 // succeeded, (b) the operation is not an update, and (c) the new 9647 // package has not opted out of backup participation. 9648 final boolean update = res.removedInfo.removedPackage != null; 9649 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9650 boolean doRestore = !update 9651 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9652 9653 // Set up the post-install work request bookkeeping. This will be used 9654 // and cleaned up by the post-install event handling regardless of whether 9655 // there's a restore pass performed. Token values are >= 1. 9656 int token; 9657 if (mNextInstallToken < 0) mNextInstallToken = 1; 9658 token = mNextInstallToken++; 9659 9660 PostInstallData data = new PostInstallData(args, res); 9661 mRunningInstalls.put(token, data); 9662 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9663 9664 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9665 // Pass responsibility to the Backup Manager. It will perform a 9666 // restore if appropriate, then pass responsibility back to the 9667 // Package Manager to run the post-install observer callbacks 9668 // and broadcasts. 9669 IBackupManager bm = IBackupManager.Stub.asInterface( 9670 ServiceManager.getService(Context.BACKUP_SERVICE)); 9671 if (bm != null) { 9672 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9673 + " to BM for possible restore"); 9674 try { 9675 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9676 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9677 } else { 9678 doRestore = false; 9679 } 9680 } catch (RemoteException e) { 9681 // can't happen; the backup manager is local 9682 } catch (Exception e) { 9683 Slog.e(TAG, "Exception trying to enqueue restore", e); 9684 doRestore = false; 9685 } 9686 } else { 9687 Slog.e(TAG, "Backup Manager not found!"); 9688 doRestore = false; 9689 } 9690 } 9691 9692 if (!doRestore) { 9693 // No restore possible, or the Backup Manager was mysteriously not 9694 // available -- just fire the post-install work request directly. 9695 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9696 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9697 mHandler.sendMessage(msg); 9698 } 9699 } 9700 }); 9701 } 9702 9703 private abstract class HandlerParams { 9704 private static final int MAX_RETRIES = 4; 9705 9706 /** 9707 * Number of times startCopy() has been attempted and had a non-fatal 9708 * error. 9709 */ 9710 private int mRetries = 0; 9711 9712 /** User handle for the user requesting the information or installation. */ 9713 private final UserHandle mUser; 9714 9715 HandlerParams(UserHandle user) { 9716 mUser = user; 9717 } 9718 9719 UserHandle getUser() { 9720 return mUser; 9721 } 9722 9723 final boolean startCopy() { 9724 boolean res; 9725 try { 9726 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9727 9728 if (++mRetries > MAX_RETRIES) { 9729 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9730 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9731 handleServiceError(); 9732 return false; 9733 } else { 9734 handleStartCopy(); 9735 res = true; 9736 } 9737 } catch (RemoteException e) { 9738 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9739 mHandler.sendEmptyMessage(MCS_RECONNECT); 9740 res = false; 9741 } 9742 handleReturnCode(); 9743 return res; 9744 } 9745 9746 final void serviceError() { 9747 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9748 handleServiceError(); 9749 handleReturnCode(); 9750 } 9751 9752 abstract void handleStartCopy() throws RemoteException; 9753 abstract void handleServiceError(); 9754 abstract void handleReturnCode(); 9755 } 9756 9757 class MeasureParams extends HandlerParams { 9758 private final PackageStats mStats; 9759 private boolean mSuccess; 9760 9761 private final IPackageStatsObserver mObserver; 9762 9763 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9764 super(new UserHandle(stats.userHandle)); 9765 mObserver = observer; 9766 mStats = stats; 9767 } 9768 9769 @Override 9770 public String toString() { 9771 return "MeasureParams{" 9772 + Integer.toHexString(System.identityHashCode(this)) 9773 + " " + mStats.packageName + "}"; 9774 } 9775 9776 @Override 9777 void handleStartCopy() throws RemoteException { 9778 synchronized (mInstallLock) { 9779 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9780 } 9781 9782 if (mSuccess) { 9783 final boolean mounted; 9784 if (Environment.isExternalStorageEmulated()) { 9785 mounted = true; 9786 } else { 9787 final String status = Environment.getExternalStorageState(); 9788 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9789 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9790 } 9791 9792 if (mounted) { 9793 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9794 9795 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9796 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9797 9798 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9799 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9800 9801 // Always subtract cache size, since it's a subdirectory 9802 mStats.externalDataSize -= mStats.externalCacheSize; 9803 9804 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9805 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9806 9807 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9808 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9809 } 9810 } 9811 } 9812 9813 @Override 9814 void handleReturnCode() { 9815 if (mObserver != null) { 9816 try { 9817 mObserver.onGetStatsCompleted(mStats, mSuccess); 9818 } catch (RemoteException e) { 9819 Slog.i(TAG, "Observer no longer exists."); 9820 } 9821 } 9822 } 9823 9824 @Override 9825 void handleServiceError() { 9826 Slog.e(TAG, "Could not measure application " + mStats.packageName 9827 + " external storage"); 9828 } 9829 } 9830 9831 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9832 throws RemoteException { 9833 long result = 0; 9834 for (File path : paths) { 9835 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9836 } 9837 return result; 9838 } 9839 9840 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9841 for (File path : paths) { 9842 try { 9843 mcs.clearDirectory(path.getAbsolutePath()); 9844 } catch (RemoteException e) { 9845 } 9846 } 9847 } 9848 9849 static class OriginInfo { 9850 /** 9851 * Location where install is coming from, before it has been 9852 * copied/renamed into place. This could be a single monolithic APK 9853 * file, or a cluster directory. This location may be untrusted. 9854 */ 9855 final File file; 9856 final String cid; 9857 9858 /** 9859 * Flag indicating that {@link #file} or {@link #cid} has already been 9860 * staged, meaning downstream users don't need to defensively copy the 9861 * contents. 9862 */ 9863 final boolean staged; 9864 9865 /** 9866 * Flag indicating that {@link #file} or {@link #cid} is an already 9867 * installed app that is being moved. 9868 */ 9869 final boolean existing; 9870 9871 final String resolvedPath; 9872 final File resolvedFile; 9873 9874 static OriginInfo fromNothing() { 9875 return new OriginInfo(null, null, false, false); 9876 } 9877 9878 static OriginInfo fromUntrustedFile(File file) { 9879 return new OriginInfo(file, null, false, false); 9880 } 9881 9882 static OriginInfo fromExistingFile(File file) { 9883 return new OriginInfo(file, null, false, true); 9884 } 9885 9886 static OriginInfo fromStagedFile(File file) { 9887 return new OriginInfo(file, null, true, false); 9888 } 9889 9890 static OriginInfo fromStagedContainer(String cid) { 9891 return new OriginInfo(null, cid, true, false); 9892 } 9893 9894 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9895 this.file = file; 9896 this.cid = cid; 9897 this.staged = staged; 9898 this.existing = existing; 9899 9900 if (cid != null) { 9901 resolvedPath = PackageHelper.getSdDir(cid); 9902 resolvedFile = new File(resolvedPath); 9903 } else if (file != null) { 9904 resolvedPath = file.getAbsolutePath(); 9905 resolvedFile = file; 9906 } else { 9907 resolvedPath = null; 9908 resolvedFile = null; 9909 } 9910 } 9911 } 9912 9913 class MoveInfo { 9914 final int moveId; 9915 final String fromUuid; 9916 final String toUuid; 9917 final String packageName; 9918 final String dataAppName; 9919 final int appId; 9920 final String seinfo; 9921 9922 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 9923 String dataAppName, int appId, String seinfo) { 9924 this.moveId = moveId; 9925 this.fromUuid = fromUuid; 9926 this.toUuid = toUuid; 9927 this.packageName = packageName; 9928 this.dataAppName = dataAppName; 9929 this.appId = appId; 9930 this.seinfo = seinfo; 9931 } 9932 } 9933 9934 class InstallParams extends HandlerParams { 9935 final OriginInfo origin; 9936 final MoveInfo move; 9937 final IPackageInstallObserver2 observer; 9938 int installFlags; 9939 final String installerPackageName; 9940 final String volumeUuid; 9941 final VerificationParams verificationParams; 9942 private InstallArgs mArgs; 9943 private int mRet; 9944 final String packageAbiOverride; 9945 9946 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 9947 int installFlags, String installerPackageName, String volumeUuid, 9948 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9949 super(user); 9950 this.origin = origin; 9951 this.move = move; 9952 this.observer = observer; 9953 this.installFlags = installFlags; 9954 this.installerPackageName = installerPackageName; 9955 this.volumeUuid = volumeUuid; 9956 this.verificationParams = verificationParams; 9957 this.packageAbiOverride = packageAbiOverride; 9958 } 9959 9960 @Override 9961 public String toString() { 9962 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9963 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9964 } 9965 9966 public ManifestDigest getManifestDigest() { 9967 if (verificationParams == null) { 9968 return null; 9969 } 9970 return verificationParams.getManifestDigest(); 9971 } 9972 9973 private int installLocationPolicy(PackageInfoLite pkgLite) { 9974 String packageName = pkgLite.packageName; 9975 int installLocation = pkgLite.installLocation; 9976 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9977 // reader 9978 synchronized (mPackages) { 9979 PackageParser.Package pkg = mPackages.get(packageName); 9980 if (pkg != null) { 9981 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9982 // Check for downgrading. 9983 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9984 try { 9985 checkDowngrade(pkg, pkgLite); 9986 } catch (PackageManagerException e) { 9987 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9988 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9989 } 9990 } 9991 // Check for updated system application. 9992 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9993 if (onSd) { 9994 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9995 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9996 } 9997 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9998 } else { 9999 if (onSd) { 10000 // Install flag overrides everything. 10001 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10002 } 10003 // If current upgrade specifies particular preference 10004 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10005 // Application explicitly specified internal. 10006 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10007 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10008 // App explictly prefers external. Let policy decide 10009 } else { 10010 // Prefer previous location 10011 if (isExternal(pkg)) { 10012 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10013 } 10014 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10015 } 10016 } 10017 } else { 10018 // Invalid install. Return error code 10019 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10020 } 10021 } 10022 } 10023 // All the special cases have been taken care of. 10024 // Return result based on recommended install location. 10025 if (onSd) { 10026 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10027 } 10028 return pkgLite.recommendedInstallLocation; 10029 } 10030 10031 /* 10032 * Invoke remote method to get package information and install 10033 * location values. Override install location based on default 10034 * policy if needed and then create install arguments based 10035 * on the install location. 10036 */ 10037 public void handleStartCopy() throws RemoteException { 10038 int ret = PackageManager.INSTALL_SUCCEEDED; 10039 10040 // If we're already staged, we've firmly committed to an install location 10041 if (origin.staged) { 10042 if (origin.file != null) { 10043 installFlags |= PackageManager.INSTALL_INTERNAL; 10044 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10045 } else if (origin.cid != null) { 10046 installFlags |= PackageManager.INSTALL_EXTERNAL; 10047 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10048 } else { 10049 throw new IllegalStateException("Invalid stage location"); 10050 } 10051 } 10052 10053 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10054 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10055 10056 PackageInfoLite pkgLite = null; 10057 10058 if (onInt && onSd) { 10059 // Check if both bits are set. 10060 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10061 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10062 } else { 10063 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10064 packageAbiOverride); 10065 10066 /* 10067 * If we have too little free space, try to free cache 10068 * before giving up. 10069 */ 10070 if (!origin.staged && pkgLite.recommendedInstallLocation 10071 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10072 // TODO: focus freeing disk space on the target device 10073 final StorageManager storage = StorageManager.from(mContext); 10074 final long lowThreshold = storage.getStorageLowBytes( 10075 Environment.getDataDirectory()); 10076 10077 final long sizeBytes = mContainerService.calculateInstalledSize( 10078 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10079 10080 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10081 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10082 installFlags, packageAbiOverride); 10083 } 10084 10085 /* 10086 * The cache free must have deleted the file we 10087 * downloaded to install. 10088 * 10089 * TODO: fix the "freeCache" call to not delete 10090 * the file we care about. 10091 */ 10092 if (pkgLite.recommendedInstallLocation 10093 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10094 pkgLite.recommendedInstallLocation 10095 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10096 } 10097 } 10098 } 10099 10100 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10101 int loc = pkgLite.recommendedInstallLocation; 10102 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10103 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10104 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10105 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10106 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10107 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10108 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10109 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10110 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10111 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10112 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10113 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10114 } else { 10115 // Override with defaults if needed. 10116 loc = installLocationPolicy(pkgLite); 10117 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10118 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10119 } else if (!onSd && !onInt) { 10120 // Override install location with flags 10121 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10122 // Set the flag to install on external media. 10123 installFlags |= PackageManager.INSTALL_EXTERNAL; 10124 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10125 } else { 10126 // Make sure the flag for installing on external 10127 // media is unset 10128 installFlags |= PackageManager.INSTALL_INTERNAL; 10129 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10130 } 10131 } 10132 } 10133 } 10134 10135 final InstallArgs args = createInstallArgs(this); 10136 mArgs = args; 10137 10138 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10139 /* 10140 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10141 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10142 */ 10143 int userIdentifier = getUser().getIdentifier(); 10144 if (userIdentifier == UserHandle.USER_ALL 10145 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10146 userIdentifier = UserHandle.USER_OWNER; 10147 } 10148 10149 /* 10150 * Determine if we have any installed package verifiers. If we 10151 * do, then we'll defer to them to verify the packages. 10152 */ 10153 final int requiredUid = mRequiredVerifierPackage == null ? -1 10154 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10155 if (!origin.existing && requiredUid != -1 10156 && isVerificationEnabled(userIdentifier, installFlags)) { 10157 final Intent verification = new Intent( 10158 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10159 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10160 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10161 PACKAGE_MIME_TYPE); 10162 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10163 10164 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10165 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10166 0 /* TODO: Which userId? */); 10167 10168 if (DEBUG_VERIFY) { 10169 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10170 + verification.toString() + " with " + pkgLite.verifiers.length 10171 + " optional verifiers"); 10172 } 10173 10174 final int verificationId = mPendingVerificationToken++; 10175 10176 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10177 10178 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10179 installerPackageName); 10180 10181 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10182 installFlags); 10183 10184 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10185 pkgLite.packageName); 10186 10187 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10188 pkgLite.versionCode); 10189 10190 if (verificationParams != null) { 10191 if (verificationParams.getVerificationURI() != null) { 10192 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10193 verificationParams.getVerificationURI()); 10194 } 10195 if (verificationParams.getOriginatingURI() != null) { 10196 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10197 verificationParams.getOriginatingURI()); 10198 } 10199 if (verificationParams.getReferrer() != null) { 10200 verification.putExtra(Intent.EXTRA_REFERRER, 10201 verificationParams.getReferrer()); 10202 } 10203 if (verificationParams.getOriginatingUid() >= 0) { 10204 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10205 verificationParams.getOriginatingUid()); 10206 } 10207 if (verificationParams.getInstallerUid() >= 0) { 10208 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10209 verificationParams.getInstallerUid()); 10210 } 10211 } 10212 10213 final PackageVerificationState verificationState = new PackageVerificationState( 10214 requiredUid, args); 10215 10216 mPendingVerification.append(verificationId, verificationState); 10217 10218 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10219 receivers, verificationState); 10220 10221 /* 10222 * If any sufficient verifiers were listed in the package 10223 * manifest, attempt to ask them. 10224 */ 10225 if (sufficientVerifiers != null) { 10226 final int N = sufficientVerifiers.size(); 10227 if (N == 0) { 10228 Slog.i(TAG, "Additional verifiers required, but none installed."); 10229 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10230 } else { 10231 for (int i = 0; i < N; i++) { 10232 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10233 10234 final Intent sufficientIntent = new Intent(verification); 10235 sufficientIntent.setComponent(verifierComponent); 10236 10237 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10238 } 10239 } 10240 } 10241 10242 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10243 mRequiredVerifierPackage, receivers); 10244 if (ret == PackageManager.INSTALL_SUCCEEDED 10245 && mRequiredVerifierPackage != null) { 10246 /* 10247 * Send the intent to the required verification agent, 10248 * but only start the verification timeout after the 10249 * target BroadcastReceivers have run. 10250 */ 10251 verification.setComponent(requiredVerifierComponent); 10252 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10253 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10254 new BroadcastReceiver() { 10255 @Override 10256 public void onReceive(Context context, Intent intent) { 10257 final Message msg = mHandler 10258 .obtainMessage(CHECK_PENDING_VERIFICATION); 10259 msg.arg1 = verificationId; 10260 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10261 } 10262 }, null, 0, null, null); 10263 10264 /* 10265 * We don't want the copy to proceed until verification 10266 * succeeds, so null out this field. 10267 */ 10268 mArgs = null; 10269 } 10270 } else { 10271 /* 10272 * No package verification is enabled, so immediately start 10273 * the remote call to initiate copy using temporary file. 10274 */ 10275 ret = args.copyApk(mContainerService, true); 10276 } 10277 } 10278 10279 mRet = ret; 10280 } 10281 10282 @Override 10283 void handleReturnCode() { 10284 // If mArgs is null, then MCS couldn't be reached. When it 10285 // reconnects, it will try again to install. At that point, this 10286 // will succeed. 10287 if (mArgs != null) { 10288 processPendingInstall(mArgs, mRet); 10289 } 10290 } 10291 10292 @Override 10293 void handleServiceError() { 10294 mArgs = createInstallArgs(this); 10295 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10296 } 10297 10298 public boolean isForwardLocked() { 10299 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10300 } 10301 } 10302 10303 /** 10304 * Used during creation of InstallArgs 10305 * 10306 * @param installFlags package installation flags 10307 * @return true if should be installed on external storage 10308 */ 10309 private static boolean installOnExternalAsec(int installFlags) { 10310 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10311 return false; 10312 } 10313 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10314 return true; 10315 } 10316 return false; 10317 } 10318 10319 /** 10320 * Used during creation of InstallArgs 10321 * 10322 * @param installFlags package installation flags 10323 * @return true if should be installed as forward locked 10324 */ 10325 private static boolean installForwardLocked(int installFlags) { 10326 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10327 } 10328 10329 private InstallArgs createInstallArgs(InstallParams params) { 10330 if (params.move != null) { 10331 return new MoveInstallArgs(params); 10332 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10333 return new AsecInstallArgs(params); 10334 } else { 10335 return new FileInstallArgs(params); 10336 } 10337 } 10338 10339 /** 10340 * Create args that describe an existing installed package. Typically used 10341 * when cleaning up old installs, or used as a move source. 10342 */ 10343 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10344 String resourcePath, String[] instructionSets) { 10345 final boolean isInAsec; 10346 if (installOnExternalAsec(installFlags)) { 10347 /* Apps on SD card are always in ASEC containers. */ 10348 isInAsec = true; 10349 } else if (installForwardLocked(installFlags) 10350 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10351 /* 10352 * Forward-locked apps are only in ASEC containers if they're the 10353 * new style 10354 */ 10355 isInAsec = true; 10356 } else { 10357 isInAsec = false; 10358 } 10359 10360 if (isInAsec) { 10361 return new AsecInstallArgs(codePath, instructionSets, 10362 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10363 } else { 10364 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10365 } 10366 } 10367 10368 static abstract class InstallArgs { 10369 /** @see InstallParams#origin */ 10370 final OriginInfo origin; 10371 /** @see InstallParams#move */ 10372 final MoveInfo move; 10373 10374 final IPackageInstallObserver2 observer; 10375 // Always refers to PackageManager flags only 10376 final int installFlags; 10377 final String installerPackageName; 10378 final String volumeUuid; 10379 final ManifestDigest manifestDigest; 10380 final UserHandle user; 10381 final String abiOverride; 10382 10383 // The list of instruction sets supported by this app. This is currently 10384 // only used during the rmdex() phase to clean up resources. We can get rid of this 10385 // if we move dex files under the common app path. 10386 /* nullable */ String[] instructionSets; 10387 10388 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10389 int installFlags, String installerPackageName, String volumeUuid, 10390 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10391 String abiOverride) { 10392 this.origin = origin; 10393 this.move = move; 10394 this.installFlags = installFlags; 10395 this.observer = observer; 10396 this.installerPackageName = installerPackageName; 10397 this.volumeUuid = volumeUuid; 10398 this.manifestDigest = manifestDigest; 10399 this.user = user; 10400 this.instructionSets = instructionSets; 10401 this.abiOverride = abiOverride; 10402 } 10403 10404 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10405 abstract int doPreInstall(int status); 10406 10407 /** 10408 * Rename package into final resting place. All paths on the given 10409 * scanned package should be updated to reflect the rename. 10410 */ 10411 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10412 abstract int doPostInstall(int status, int uid); 10413 10414 /** @see PackageSettingBase#codePathString */ 10415 abstract String getCodePath(); 10416 /** @see PackageSettingBase#resourcePathString */ 10417 abstract String getResourcePath(); 10418 10419 // Need installer lock especially for dex file removal. 10420 abstract void cleanUpResourcesLI(); 10421 abstract boolean doPostDeleteLI(boolean delete); 10422 10423 /** 10424 * Called before the source arguments are copied. This is used mostly 10425 * for MoveParams when it needs to read the source file to put it in the 10426 * destination. 10427 */ 10428 int doPreCopy() { 10429 return PackageManager.INSTALL_SUCCEEDED; 10430 } 10431 10432 /** 10433 * Called after the source arguments are copied. This is used mostly for 10434 * MoveParams when it needs to read the source file to put it in the 10435 * destination. 10436 * 10437 * @return 10438 */ 10439 int doPostCopy(int uid) { 10440 return PackageManager.INSTALL_SUCCEEDED; 10441 } 10442 10443 protected boolean isFwdLocked() { 10444 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10445 } 10446 10447 protected boolean isExternalAsec() { 10448 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10449 } 10450 10451 UserHandle getUser() { 10452 return user; 10453 } 10454 } 10455 10456 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10457 if (!allCodePaths.isEmpty()) { 10458 if (instructionSets == null) { 10459 throw new IllegalStateException("instructionSet == null"); 10460 } 10461 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10462 for (String codePath : allCodePaths) { 10463 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10464 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10465 if (retCode < 0) { 10466 Slog.w(TAG, "Couldn't remove dex file for package: " 10467 + " at location " + codePath + ", retcode=" + retCode); 10468 // we don't consider this to be a failure of the core package deletion 10469 } 10470 } 10471 } 10472 } 10473 } 10474 10475 /** 10476 * Logic to handle installation of non-ASEC applications, including copying 10477 * and renaming logic. 10478 */ 10479 class FileInstallArgs extends InstallArgs { 10480 private File codeFile; 10481 private File resourceFile; 10482 10483 // Example topology: 10484 // /data/app/com.example/base.apk 10485 // /data/app/com.example/split_foo.apk 10486 // /data/app/com.example/lib/arm/libfoo.so 10487 // /data/app/com.example/lib/arm64/libfoo.so 10488 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10489 10490 /** New install */ 10491 FileInstallArgs(InstallParams params) { 10492 super(params.origin, params.move, params.observer, params.installFlags, 10493 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10494 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10495 if (isFwdLocked()) { 10496 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10497 } 10498 } 10499 10500 /** Existing install */ 10501 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10502 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10503 null); 10504 this.codeFile = (codePath != null) ? new File(codePath) : null; 10505 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10506 } 10507 10508 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10509 if (origin.staged) { 10510 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10511 codeFile = origin.file; 10512 resourceFile = origin.file; 10513 return PackageManager.INSTALL_SUCCEEDED; 10514 } 10515 10516 try { 10517 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10518 codeFile = tempDir; 10519 resourceFile = tempDir; 10520 } catch (IOException e) { 10521 Slog.w(TAG, "Failed to create copy file: " + e); 10522 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10523 } 10524 10525 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10526 @Override 10527 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10528 if (!FileUtils.isValidExtFilename(name)) { 10529 throw new IllegalArgumentException("Invalid filename: " + name); 10530 } 10531 try { 10532 final File file = new File(codeFile, name); 10533 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10534 O_RDWR | O_CREAT, 0644); 10535 Os.chmod(file.getAbsolutePath(), 0644); 10536 return new ParcelFileDescriptor(fd); 10537 } catch (ErrnoException e) { 10538 throw new RemoteException("Failed to open: " + e.getMessage()); 10539 } 10540 } 10541 }; 10542 10543 int ret = PackageManager.INSTALL_SUCCEEDED; 10544 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10545 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10546 Slog.e(TAG, "Failed to copy package"); 10547 return ret; 10548 } 10549 10550 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10551 NativeLibraryHelper.Handle handle = null; 10552 try { 10553 handle = NativeLibraryHelper.Handle.create(codeFile); 10554 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10555 abiOverride); 10556 } catch (IOException e) { 10557 Slog.e(TAG, "Copying native libraries failed", e); 10558 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10559 } finally { 10560 IoUtils.closeQuietly(handle); 10561 } 10562 10563 return ret; 10564 } 10565 10566 int doPreInstall(int status) { 10567 if (status != PackageManager.INSTALL_SUCCEEDED) { 10568 cleanUp(); 10569 } 10570 return status; 10571 } 10572 10573 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10574 if (status != PackageManager.INSTALL_SUCCEEDED) { 10575 cleanUp(); 10576 return false; 10577 } 10578 10579 final File targetDir = codeFile.getParentFile(); 10580 final File beforeCodeFile = codeFile; 10581 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10582 10583 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10584 try { 10585 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10586 } catch (ErrnoException e) { 10587 Slog.w(TAG, "Failed to rename", e); 10588 return false; 10589 } 10590 10591 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10592 Slog.w(TAG, "Failed to restorecon"); 10593 return false; 10594 } 10595 10596 // Reflect the rename internally 10597 codeFile = afterCodeFile; 10598 resourceFile = afterCodeFile; 10599 10600 // Reflect the rename in scanned details 10601 pkg.codePath = afterCodeFile.getAbsolutePath(); 10602 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10603 pkg.baseCodePath); 10604 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10605 pkg.splitCodePaths); 10606 10607 // Reflect the rename in app info 10608 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10609 pkg.applicationInfo.setCodePath(pkg.codePath); 10610 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10611 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10612 pkg.applicationInfo.setResourcePath(pkg.codePath); 10613 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10614 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10615 10616 return true; 10617 } 10618 10619 int doPostInstall(int status, int uid) { 10620 if (status != PackageManager.INSTALL_SUCCEEDED) { 10621 cleanUp(); 10622 } 10623 return status; 10624 } 10625 10626 @Override 10627 String getCodePath() { 10628 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10629 } 10630 10631 @Override 10632 String getResourcePath() { 10633 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10634 } 10635 10636 private boolean cleanUp() { 10637 if (codeFile == null || !codeFile.exists()) { 10638 return false; 10639 } 10640 10641 if (codeFile.isDirectory()) { 10642 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10643 } else { 10644 codeFile.delete(); 10645 } 10646 10647 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10648 resourceFile.delete(); 10649 } 10650 10651 return true; 10652 } 10653 10654 void cleanUpResourcesLI() { 10655 // Try enumerating all code paths before deleting 10656 List<String> allCodePaths = Collections.EMPTY_LIST; 10657 if (codeFile != null && codeFile.exists()) { 10658 try { 10659 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10660 allCodePaths = pkg.getAllCodePaths(); 10661 } catch (PackageParserException e) { 10662 // Ignored; we tried our best 10663 } 10664 } 10665 10666 cleanUp(); 10667 removeDexFiles(allCodePaths, instructionSets); 10668 } 10669 10670 boolean doPostDeleteLI(boolean delete) { 10671 // XXX err, shouldn't we respect the delete flag? 10672 cleanUpResourcesLI(); 10673 return true; 10674 } 10675 } 10676 10677 private boolean isAsecExternal(String cid) { 10678 final String asecPath = PackageHelper.getSdFilesystem(cid); 10679 return !asecPath.startsWith(mAsecInternalPath); 10680 } 10681 10682 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10683 PackageManagerException { 10684 if (copyRet < 0) { 10685 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10686 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10687 throw new PackageManagerException(copyRet, message); 10688 } 10689 } 10690 } 10691 10692 /** 10693 * Extract the MountService "container ID" from the full code path of an 10694 * .apk. 10695 */ 10696 static String cidFromCodePath(String fullCodePath) { 10697 int eidx = fullCodePath.lastIndexOf("/"); 10698 String subStr1 = fullCodePath.substring(0, eidx); 10699 int sidx = subStr1.lastIndexOf("/"); 10700 return subStr1.substring(sidx+1, eidx); 10701 } 10702 10703 /** 10704 * Logic to handle installation of ASEC applications, including copying and 10705 * renaming logic. 10706 */ 10707 class AsecInstallArgs extends InstallArgs { 10708 static final String RES_FILE_NAME = "pkg.apk"; 10709 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10710 10711 String cid; 10712 String packagePath; 10713 String resourcePath; 10714 10715 /** New install */ 10716 AsecInstallArgs(InstallParams params) { 10717 super(params.origin, params.move, params.observer, params.installFlags, 10718 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10719 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10720 } 10721 10722 /** Existing install */ 10723 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10724 boolean isExternal, boolean isForwardLocked) { 10725 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10726 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10727 instructionSets, null); 10728 // Hackily pretend we're still looking at a full code path 10729 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10730 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10731 } 10732 10733 // Extract cid from fullCodePath 10734 int eidx = fullCodePath.lastIndexOf("/"); 10735 String subStr1 = fullCodePath.substring(0, eidx); 10736 int sidx = subStr1.lastIndexOf("/"); 10737 cid = subStr1.substring(sidx+1, eidx); 10738 setMountPath(subStr1); 10739 } 10740 10741 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10742 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10743 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10744 instructionSets, null); 10745 this.cid = cid; 10746 setMountPath(PackageHelper.getSdDir(cid)); 10747 } 10748 10749 void createCopyFile() { 10750 cid = mInstallerService.allocateExternalStageCidLegacy(); 10751 } 10752 10753 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10754 if (origin.staged) { 10755 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10756 cid = origin.cid; 10757 setMountPath(PackageHelper.getSdDir(cid)); 10758 return PackageManager.INSTALL_SUCCEEDED; 10759 } 10760 10761 if (temp) { 10762 createCopyFile(); 10763 } else { 10764 /* 10765 * Pre-emptively destroy the container since it's destroyed if 10766 * copying fails due to it existing anyway. 10767 */ 10768 PackageHelper.destroySdDir(cid); 10769 } 10770 10771 final String newMountPath = imcs.copyPackageToContainer( 10772 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10773 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10774 10775 if (newMountPath != null) { 10776 setMountPath(newMountPath); 10777 return PackageManager.INSTALL_SUCCEEDED; 10778 } else { 10779 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10780 } 10781 } 10782 10783 @Override 10784 String getCodePath() { 10785 return packagePath; 10786 } 10787 10788 @Override 10789 String getResourcePath() { 10790 return resourcePath; 10791 } 10792 10793 int doPreInstall(int status) { 10794 if (status != PackageManager.INSTALL_SUCCEEDED) { 10795 // Destroy container 10796 PackageHelper.destroySdDir(cid); 10797 } else { 10798 boolean mounted = PackageHelper.isContainerMounted(cid); 10799 if (!mounted) { 10800 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10801 Process.SYSTEM_UID); 10802 if (newMountPath != null) { 10803 setMountPath(newMountPath); 10804 } else { 10805 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10806 } 10807 } 10808 } 10809 return status; 10810 } 10811 10812 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10813 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10814 String newMountPath = null; 10815 if (PackageHelper.isContainerMounted(cid)) { 10816 // Unmount the container 10817 if (!PackageHelper.unMountSdDir(cid)) { 10818 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10819 return false; 10820 } 10821 } 10822 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10823 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10824 " which might be stale. Will try to clean up."); 10825 // Clean up the stale container and proceed to recreate. 10826 if (!PackageHelper.destroySdDir(newCacheId)) { 10827 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10828 return false; 10829 } 10830 // Successfully cleaned up stale container. Try to rename again. 10831 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10832 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10833 + " inspite of cleaning it up."); 10834 return false; 10835 } 10836 } 10837 if (!PackageHelper.isContainerMounted(newCacheId)) { 10838 Slog.w(TAG, "Mounting container " + newCacheId); 10839 newMountPath = PackageHelper.mountSdDir(newCacheId, 10840 getEncryptKey(), Process.SYSTEM_UID); 10841 } else { 10842 newMountPath = PackageHelper.getSdDir(newCacheId); 10843 } 10844 if (newMountPath == null) { 10845 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10846 return false; 10847 } 10848 Log.i(TAG, "Succesfully renamed " + cid + 10849 " to " + newCacheId + 10850 " at new path: " + newMountPath); 10851 cid = newCacheId; 10852 10853 final File beforeCodeFile = new File(packagePath); 10854 setMountPath(newMountPath); 10855 final File afterCodeFile = new File(packagePath); 10856 10857 // Reflect the rename in scanned details 10858 pkg.codePath = afterCodeFile.getAbsolutePath(); 10859 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10860 pkg.baseCodePath); 10861 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10862 pkg.splitCodePaths); 10863 10864 // Reflect the rename in app info 10865 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10866 pkg.applicationInfo.setCodePath(pkg.codePath); 10867 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10868 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10869 pkg.applicationInfo.setResourcePath(pkg.codePath); 10870 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10871 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10872 10873 return true; 10874 } 10875 10876 private void setMountPath(String mountPath) { 10877 final File mountFile = new File(mountPath); 10878 10879 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10880 if (monolithicFile.exists()) { 10881 packagePath = monolithicFile.getAbsolutePath(); 10882 if (isFwdLocked()) { 10883 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10884 } else { 10885 resourcePath = packagePath; 10886 } 10887 } else { 10888 packagePath = mountFile.getAbsolutePath(); 10889 resourcePath = packagePath; 10890 } 10891 } 10892 10893 int doPostInstall(int status, int uid) { 10894 if (status != PackageManager.INSTALL_SUCCEEDED) { 10895 cleanUp(); 10896 } else { 10897 final int groupOwner; 10898 final String protectedFile; 10899 if (isFwdLocked()) { 10900 groupOwner = UserHandle.getSharedAppGid(uid); 10901 protectedFile = RES_FILE_NAME; 10902 } else { 10903 groupOwner = -1; 10904 protectedFile = null; 10905 } 10906 10907 if (uid < Process.FIRST_APPLICATION_UID 10908 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10909 Slog.e(TAG, "Failed to finalize " + cid); 10910 PackageHelper.destroySdDir(cid); 10911 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10912 } 10913 10914 boolean mounted = PackageHelper.isContainerMounted(cid); 10915 if (!mounted) { 10916 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10917 } 10918 } 10919 return status; 10920 } 10921 10922 private void cleanUp() { 10923 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10924 10925 // Destroy secure container 10926 PackageHelper.destroySdDir(cid); 10927 } 10928 10929 private List<String> getAllCodePaths() { 10930 final File codeFile = new File(getCodePath()); 10931 if (codeFile != null && codeFile.exists()) { 10932 try { 10933 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10934 return pkg.getAllCodePaths(); 10935 } catch (PackageParserException e) { 10936 // Ignored; we tried our best 10937 } 10938 } 10939 return Collections.EMPTY_LIST; 10940 } 10941 10942 void cleanUpResourcesLI() { 10943 // Enumerate all code paths before deleting 10944 cleanUpResourcesLI(getAllCodePaths()); 10945 } 10946 10947 private void cleanUpResourcesLI(List<String> allCodePaths) { 10948 cleanUp(); 10949 removeDexFiles(allCodePaths, instructionSets); 10950 } 10951 10952 String getPackageName() { 10953 return getAsecPackageName(cid); 10954 } 10955 10956 boolean doPostDeleteLI(boolean delete) { 10957 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10958 final List<String> allCodePaths = getAllCodePaths(); 10959 boolean mounted = PackageHelper.isContainerMounted(cid); 10960 if (mounted) { 10961 // Unmount first 10962 if (PackageHelper.unMountSdDir(cid)) { 10963 mounted = false; 10964 } 10965 } 10966 if (!mounted && delete) { 10967 cleanUpResourcesLI(allCodePaths); 10968 } 10969 return !mounted; 10970 } 10971 10972 @Override 10973 int doPreCopy() { 10974 if (isFwdLocked()) { 10975 if (!PackageHelper.fixSdPermissions(cid, 10976 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10977 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10978 } 10979 } 10980 10981 return PackageManager.INSTALL_SUCCEEDED; 10982 } 10983 10984 @Override 10985 int doPostCopy(int uid) { 10986 if (isFwdLocked()) { 10987 if (uid < Process.FIRST_APPLICATION_UID 10988 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10989 RES_FILE_NAME)) { 10990 Slog.e(TAG, "Failed to finalize " + cid); 10991 PackageHelper.destroySdDir(cid); 10992 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10993 } 10994 } 10995 10996 return PackageManager.INSTALL_SUCCEEDED; 10997 } 10998 } 10999 11000 /** 11001 * Logic to handle movement of existing installed applications. 11002 */ 11003 class MoveInstallArgs extends InstallArgs { 11004 private File codeFile; 11005 private File resourceFile; 11006 11007 /** New install */ 11008 MoveInstallArgs(InstallParams params) { 11009 super(params.origin, params.move, params.observer, params.installFlags, 11010 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11011 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11012 } 11013 11014 int copyApk(IMediaContainerService imcs, boolean temp) { 11015 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11016 + move.fromUuid + " to " + move.toUuid); 11017 synchronized (mInstaller) { 11018 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11019 move.dataAppName, move.appId, move.seinfo) != 0) { 11020 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11021 } 11022 } 11023 11024 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11025 resourceFile = codeFile; 11026 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11027 11028 return PackageManager.INSTALL_SUCCEEDED; 11029 } 11030 11031 int doPreInstall(int status) { 11032 if (status != PackageManager.INSTALL_SUCCEEDED) { 11033 cleanUp(); 11034 } 11035 return status; 11036 } 11037 11038 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11039 if (status != PackageManager.INSTALL_SUCCEEDED) { 11040 cleanUp(); 11041 return false; 11042 } 11043 11044 // Reflect the move in app info 11045 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11046 pkg.applicationInfo.setCodePath(pkg.codePath); 11047 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11048 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11049 pkg.applicationInfo.setResourcePath(pkg.codePath); 11050 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11051 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11052 11053 return true; 11054 } 11055 11056 int doPostInstall(int status, int uid) { 11057 if (status != PackageManager.INSTALL_SUCCEEDED) { 11058 cleanUp(); 11059 } 11060 return status; 11061 } 11062 11063 @Override 11064 String getCodePath() { 11065 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11066 } 11067 11068 @Override 11069 String getResourcePath() { 11070 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11071 } 11072 11073 private boolean cleanUp() { 11074 if (codeFile == null || !codeFile.exists()) { 11075 return false; 11076 } 11077 11078 if (codeFile.isDirectory()) { 11079 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11080 } else { 11081 codeFile.delete(); 11082 } 11083 11084 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11085 resourceFile.delete(); 11086 } 11087 11088 return true; 11089 } 11090 11091 void cleanUpResourcesLI() { 11092 cleanUp(); 11093 } 11094 11095 boolean doPostDeleteLI(boolean delete) { 11096 // XXX err, shouldn't we respect the delete flag? 11097 cleanUpResourcesLI(); 11098 return true; 11099 } 11100 } 11101 11102 static String getAsecPackageName(String packageCid) { 11103 int idx = packageCid.lastIndexOf("-"); 11104 if (idx == -1) { 11105 return packageCid; 11106 } 11107 return packageCid.substring(0, idx); 11108 } 11109 11110 // Utility method used to create code paths based on package name and available index. 11111 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11112 String idxStr = ""; 11113 int idx = 1; 11114 // Fall back to default value of idx=1 if prefix is not 11115 // part of oldCodePath 11116 if (oldCodePath != null) { 11117 String subStr = oldCodePath; 11118 // Drop the suffix right away 11119 if (suffix != null && subStr.endsWith(suffix)) { 11120 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11121 } 11122 // If oldCodePath already contains prefix find out the 11123 // ending index to either increment or decrement. 11124 int sidx = subStr.lastIndexOf(prefix); 11125 if (sidx != -1) { 11126 subStr = subStr.substring(sidx + prefix.length()); 11127 if (subStr != null) { 11128 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11129 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11130 } 11131 try { 11132 idx = Integer.parseInt(subStr); 11133 if (idx <= 1) { 11134 idx++; 11135 } else { 11136 idx--; 11137 } 11138 } catch(NumberFormatException e) { 11139 } 11140 } 11141 } 11142 } 11143 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11144 return prefix + idxStr; 11145 } 11146 11147 private File getNextCodePath(File targetDir, String packageName) { 11148 int suffix = 1; 11149 File result; 11150 do { 11151 result = new File(targetDir, packageName + "-" + suffix); 11152 suffix++; 11153 } while (result.exists()); 11154 return result; 11155 } 11156 11157 // Utility method that returns the relative package path with respect 11158 // to the installation directory. Like say for /data/data/com.test-1.apk 11159 // string com.test-1 is returned. 11160 static String deriveCodePathName(String codePath) { 11161 if (codePath == null) { 11162 return null; 11163 } 11164 final File codeFile = new File(codePath); 11165 final String name = codeFile.getName(); 11166 if (codeFile.isDirectory()) { 11167 return name; 11168 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11169 final int lastDot = name.lastIndexOf('.'); 11170 return name.substring(0, lastDot); 11171 } else { 11172 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11173 return null; 11174 } 11175 } 11176 11177 class PackageInstalledInfo { 11178 String name; 11179 int uid; 11180 // The set of users that originally had this package installed. 11181 int[] origUsers; 11182 // The set of users that now have this package installed. 11183 int[] newUsers; 11184 PackageParser.Package pkg; 11185 int returnCode; 11186 String returnMsg; 11187 PackageRemovedInfo removedInfo; 11188 11189 public void setError(int code, String msg) { 11190 returnCode = code; 11191 returnMsg = msg; 11192 Slog.w(TAG, msg); 11193 } 11194 11195 public void setError(String msg, PackageParserException e) { 11196 returnCode = e.error; 11197 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11198 Slog.w(TAG, msg, e); 11199 } 11200 11201 public void setError(String msg, PackageManagerException e) { 11202 returnCode = e.error; 11203 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11204 Slog.w(TAG, msg, e); 11205 } 11206 11207 // In some error cases we want to convey more info back to the observer 11208 String origPackage; 11209 String origPermission; 11210 } 11211 11212 /* 11213 * Install a non-existing package. 11214 */ 11215 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11216 UserHandle user, String installerPackageName, String volumeUuid, 11217 PackageInstalledInfo res) { 11218 // Remember this for later, in case we need to rollback this install 11219 String pkgName = pkg.packageName; 11220 11221 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11222 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11223 UserHandle.USER_OWNER).exists(); 11224 synchronized(mPackages) { 11225 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11226 // A package with the same name is already installed, though 11227 // it has been renamed to an older name. The package we 11228 // are trying to install should be installed as an update to 11229 // the existing one, but that has not been requested, so bail. 11230 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11231 + " without first uninstalling package running as " 11232 + mSettings.mRenamedPackages.get(pkgName)); 11233 return; 11234 } 11235 if (mPackages.containsKey(pkgName)) { 11236 // Don't allow installation over an existing package with the same name. 11237 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11238 + " without first uninstalling."); 11239 return; 11240 } 11241 } 11242 11243 try { 11244 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11245 System.currentTimeMillis(), user); 11246 11247 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11248 // delete the partially installed application. the data directory will have to be 11249 // restored if it was already existing 11250 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11251 // remove package from internal structures. Note that we want deletePackageX to 11252 // delete the package data and cache directories that it created in 11253 // scanPackageLocked, unless those directories existed before we even tried to 11254 // install. 11255 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11256 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11257 res.removedInfo, true); 11258 } 11259 11260 } catch (PackageManagerException e) { 11261 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11262 } 11263 } 11264 11265 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11266 // Can't rotate keys during boot or if sharedUser. 11267 if (oldPs == null || (scanFlags&SCAN_BOOTING) != 0 || oldPs.sharedUser != null 11268 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11269 return false; 11270 } 11271 // app is using upgradeKeySets; make sure all are valid 11272 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11273 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11274 for (int i = 0; i < upgradeKeySets.length; i++) { 11275 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11276 Slog.wtf(TAG, "Package " 11277 + (oldPs.name != null ? oldPs.name : "<null>") 11278 + " contains upgrade-key-set reference to unknown key-set: " 11279 + upgradeKeySets[i] 11280 + " reverting to signatures check."); 11281 return false; 11282 } 11283 } 11284 return true; 11285 } 11286 11287 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11288 // Upgrade keysets are being used. Determine if new package has a superset of the 11289 // required keys. 11290 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11291 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11292 for (int i = 0; i < upgradeKeySets.length; i++) { 11293 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11294 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11295 return true; 11296 } 11297 } 11298 return false; 11299 } 11300 11301 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11302 UserHandle user, String installerPackageName, String volumeUuid, 11303 PackageInstalledInfo res) { 11304 final PackageParser.Package oldPackage; 11305 final String pkgName = pkg.packageName; 11306 final int[] allUsers; 11307 final boolean[] perUserInstalled; 11308 final boolean weFroze; 11309 11310 // First find the old package info and check signatures 11311 synchronized(mPackages) { 11312 oldPackage = mPackages.get(pkgName); 11313 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11314 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11315 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11316 if(!checkUpgradeKeySetLP(ps, pkg)) { 11317 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11318 "New package not signed by keys specified by upgrade-keysets: " 11319 + pkgName); 11320 return; 11321 } 11322 } else { 11323 // default to original signature matching 11324 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11325 != PackageManager.SIGNATURE_MATCH) { 11326 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11327 "New package has a different signature: " + pkgName); 11328 return; 11329 } 11330 } 11331 11332 // In case of rollback, remember per-user/profile install state 11333 allUsers = sUserManager.getUserIds(); 11334 perUserInstalled = new boolean[allUsers.length]; 11335 for (int i = 0; i < allUsers.length; i++) { 11336 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11337 } 11338 11339 // Mark the app as frozen to prevent launching during the upgrade 11340 // process, and then kill all running instances 11341 if (!ps.frozen) { 11342 ps.frozen = true; 11343 weFroze = true; 11344 } else { 11345 weFroze = false; 11346 } 11347 } 11348 11349 // Now that we're guarded by frozen state, kill app during upgrade 11350 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11351 11352 try { 11353 boolean sysPkg = (isSystemApp(oldPackage)); 11354 if (sysPkg) { 11355 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11356 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11357 } else { 11358 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11359 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11360 } 11361 } finally { 11362 // Regardless of success or failure of upgrade steps above, always 11363 // unfreeze the package if we froze it 11364 if (weFroze) { 11365 unfreezePackage(pkgName); 11366 } 11367 } 11368 } 11369 11370 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11371 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11372 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11373 String volumeUuid, PackageInstalledInfo res) { 11374 String pkgName = deletedPackage.packageName; 11375 boolean deletedPkg = true; 11376 boolean updatedSettings = false; 11377 11378 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11379 + deletedPackage); 11380 long origUpdateTime; 11381 if (pkg.mExtras != null) { 11382 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11383 } else { 11384 origUpdateTime = 0; 11385 } 11386 11387 // First delete the existing package while retaining the data directory 11388 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11389 res.removedInfo, true)) { 11390 // If the existing package wasn't successfully deleted 11391 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11392 deletedPkg = false; 11393 } else { 11394 // Successfully deleted the old package; proceed with replace. 11395 11396 // If deleted package lived in a container, give users a chance to 11397 // relinquish resources before killing. 11398 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11399 if (DEBUG_INSTALL) { 11400 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11401 } 11402 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11403 final ArrayList<String> pkgList = new ArrayList<String>(1); 11404 pkgList.add(deletedPackage.applicationInfo.packageName); 11405 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11406 } 11407 11408 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11409 try { 11410 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11411 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11412 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11413 perUserInstalled, res, user); 11414 updatedSettings = true; 11415 } catch (PackageManagerException e) { 11416 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11417 } 11418 } 11419 11420 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11421 // remove package from internal structures. Note that we want deletePackageX to 11422 // delete the package data and cache directories that it created in 11423 // scanPackageLocked, unless those directories existed before we even tried to 11424 // install. 11425 if(updatedSettings) { 11426 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11427 deletePackageLI( 11428 pkgName, null, true, allUsers, perUserInstalled, 11429 PackageManager.DELETE_KEEP_DATA, 11430 res.removedInfo, true); 11431 } 11432 // Since we failed to install the new package we need to restore the old 11433 // package that we deleted. 11434 if (deletedPkg) { 11435 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11436 File restoreFile = new File(deletedPackage.codePath); 11437 // Parse old package 11438 boolean oldExternal = isExternal(deletedPackage); 11439 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11440 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11441 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11442 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11443 try { 11444 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11445 } catch (PackageManagerException e) { 11446 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11447 + e.getMessage()); 11448 return; 11449 } 11450 // Restore of old package succeeded. Update permissions. 11451 // writer 11452 synchronized (mPackages) { 11453 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11454 UPDATE_PERMISSIONS_ALL); 11455 // can downgrade to reader 11456 mSettings.writeLPr(); 11457 } 11458 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11459 } 11460 } 11461 } 11462 11463 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11464 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11465 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11466 String volumeUuid, PackageInstalledInfo res) { 11467 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11468 + ", old=" + deletedPackage); 11469 boolean disabledSystem = false; 11470 boolean updatedSettings = false; 11471 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11472 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11473 != 0) { 11474 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11475 } 11476 String packageName = deletedPackage.packageName; 11477 if (packageName == null) { 11478 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11479 "Attempt to delete null packageName."); 11480 return; 11481 } 11482 PackageParser.Package oldPkg; 11483 PackageSetting oldPkgSetting; 11484 // reader 11485 synchronized (mPackages) { 11486 oldPkg = mPackages.get(packageName); 11487 oldPkgSetting = mSettings.mPackages.get(packageName); 11488 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11489 (oldPkgSetting == null)) { 11490 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11491 "Couldn't find package:" + packageName + " information"); 11492 return; 11493 } 11494 } 11495 11496 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11497 res.removedInfo.removedPackage = packageName; 11498 // Remove existing system package 11499 removePackageLI(oldPkgSetting, true); 11500 // writer 11501 synchronized (mPackages) { 11502 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11503 if (!disabledSystem && deletedPackage != null) { 11504 // We didn't need to disable the .apk as a current system package, 11505 // which means we are replacing another update that is already 11506 // installed. We need to make sure to delete the older one's .apk. 11507 res.removedInfo.args = createInstallArgsForExisting(0, 11508 deletedPackage.applicationInfo.getCodePath(), 11509 deletedPackage.applicationInfo.getResourcePath(), 11510 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11511 } else { 11512 res.removedInfo.args = null; 11513 } 11514 } 11515 11516 // Successfully disabled the old package. Now proceed with re-installation 11517 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11518 11519 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11520 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11521 11522 PackageParser.Package newPackage = null; 11523 try { 11524 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11525 if (newPackage.mExtras != null) { 11526 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11527 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11528 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11529 11530 // is the update attempting to change shared user? that isn't going to work... 11531 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11532 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11533 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11534 + " to " + newPkgSetting.sharedUser); 11535 updatedSettings = true; 11536 } 11537 } 11538 11539 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11540 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11541 perUserInstalled, res, user); 11542 updatedSettings = true; 11543 } 11544 11545 } catch (PackageManagerException e) { 11546 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11547 } 11548 11549 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11550 // Re installation failed. Restore old information 11551 // Remove new pkg information 11552 if (newPackage != null) { 11553 removeInstalledPackageLI(newPackage, true); 11554 } 11555 // Add back the old system package 11556 try { 11557 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11558 } catch (PackageManagerException e) { 11559 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11560 } 11561 // Restore the old system information in Settings 11562 synchronized (mPackages) { 11563 if (disabledSystem) { 11564 mSettings.enableSystemPackageLPw(packageName); 11565 } 11566 if (updatedSettings) { 11567 mSettings.setInstallerPackageName(packageName, 11568 oldPkgSetting.installerPackageName); 11569 } 11570 mSettings.writeLPr(); 11571 } 11572 } 11573 } 11574 11575 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11576 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11577 UserHandle user) { 11578 String pkgName = newPackage.packageName; 11579 synchronized (mPackages) { 11580 //write settings. the installStatus will be incomplete at this stage. 11581 //note that the new package setting would have already been 11582 //added to mPackages. It hasn't been persisted yet. 11583 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11584 mSettings.writeLPr(); 11585 } 11586 11587 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11588 11589 synchronized (mPackages) { 11590 updatePermissionsLPw(newPackage.packageName, newPackage, 11591 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11592 ? UPDATE_PERMISSIONS_ALL : 0)); 11593 // For system-bundled packages, we assume that installing an upgraded version 11594 // of the package implies that the user actually wants to run that new code, 11595 // so we enable the package. 11596 PackageSetting ps = mSettings.mPackages.get(pkgName); 11597 if (ps != null) { 11598 if (isSystemApp(newPackage)) { 11599 // NB: implicit assumption that system package upgrades apply to all users 11600 if (DEBUG_INSTALL) { 11601 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11602 } 11603 if (res.origUsers != null) { 11604 for (int userHandle : res.origUsers) { 11605 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11606 userHandle, installerPackageName); 11607 } 11608 } 11609 // Also convey the prior install/uninstall state 11610 if (allUsers != null && perUserInstalled != null) { 11611 for (int i = 0; i < allUsers.length; i++) { 11612 if (DEBUG_INSTALL) { 11613 Slog.d(TAG, " user " + allUsers[i] 11614 + " => " + perUserInstalled[i]); 11615 } 11616 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11617 } 11618 // these install state changes will be persisted in the 11619 // upcoming call to mSettings.writeLPr(). 11620 } 11621 } 11622 // It's implied that when a user requests installation, they want the app to be 11623 // installed and enabled. 11624 int userId = user.getIdentifier(); 11625 if (userId != UserHandle.USER_ALL) { 11626 ps.setInstalled(true, userId); 11627 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11628 } 11629 } 11630 res.name = pkgName; 11631 res.uid = newPackage.applicationInfo.uid; 11632 res.pkg = newPackage; 11633 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11634 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11635 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11636 //to update install status 11637 mSettings.writeLPr(); 11638 } 11639 } 11640 11641 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11642 final int installFlags = args.installFlags; 11643 final String installerPackageName = args.installerPackageName; 11644 final String volumeUuid = args.volumeUuid; 11645 final File tmpPackageFile = new File(args.getCodePath()); 11646 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11647 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11648 || (args.volumeUuid != null)); 11649 boolean replace = false; 11650 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11651 // Result object to be returned 11652 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11653 11654 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11655 // Retrieve PackageSettings and parse package 11656 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11657 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11658 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11659 PackageParser pp = new PackageParser(); 11660 pp.setSeparateProcesses(mSeparateProcesses); 11661 pp.setDisplayMetrics(mMetrics); 11662 11663 final PackageParser.Package pkg; 11664 try { 11665 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11666 } catch (PackageParserException e) { 11667 res.setError("Failed parse during installPackageLI", e); 11668 return; 11669 } 11670 11671 // Mark that we have an install time CPU ABI override. 11672 pkg.cpuAbiOverride = args.abiOverride; 11673 11674 String pkgName = res.name = pkg.packageName; 11675 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11676 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11677 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11678 return; 11679 } 11680 } 11681 11682 try { 11683 pp.collectCertificates(pkg, parseFlags); 11684 pp.collectManifestDigest(pkg); 11685 } catch (PackageParserException e) { 11686 res.setError("Failed collect during installPackageLI", e); 11687 return; 11688 } 11689 11690 /* If the installer passed in a manifest digest, compare it now. */ 11691 if (args.manifestDigest != null) { 11692 if (DEBUG_INSTALL) { 11693 final String parsedManifest = pkg.manifestDigest == null ? "null" 11694 : pkg.manifestDigest.toString(); 11695 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11696 + parsedManifest); 11697 } 11698 11699 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11700 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11701 return; 11702 } 11703 } else if (DEBUG_INSTALL) { 11704 final String parsedManifest = pkg.manifestDigest == null 11705 ? "null" : pkg.manifestDigest.toString(); 11706 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11707 } 11708 11709 // Get rid of all references to package scan path via parser. 11710 pp = null; 11711 String oldCodePath = null; 11712 boolean systemApp = false; 11713 synchronized (mPackages) { 11714 // Check if installing already existing package 11715 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11716 String oldName = mSettings.mRenamedPackages.get(pkgName); 11717 if (pkg.mOriginalPackages != null 11718 && pkg.mOriginalPackages.contains(oldName) 11719 && mPackages.containsKey(oldName)) { 11720 // This package is derived from an original package, 11721 // and this device has been updating from that original 11722 // name. We must continue using the original name, so 11723 // rename the new package here. 11724 pkg.setPackageName(oldName); 11725 pkgName = pkg.packageName; 11726 replace = true; 11727 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11728 + oldName + " pkgName=" + pkgName); 11729 } else if (mPackages.containsKey(pkgName)) { 11730 // This package, under its official name, already exists 11731 // on the device; we should replace it. 11732 replace = true; 11733 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11734 } 11735 11736 // Prevent apps opting out from runtime permissions 11737 if (replace) { 11738 PackageParser.Package oldPackage = mPackages.get(pkgName); 11739 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11740 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11741 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11742 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11743 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11744 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11745 + " doesn't support runtime permissions but the old" 11746 + " target SDK " + oldTargetSdk + " does."); 11747 return; 11748 } 11749 } 11750 } 11751 11752 PackageSetting ps = mSettings.mPackages.get(pkgName); 11753 if (ps != null) { 11754 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11755 11756 // Quick sanity check that we're signed correctly if updating; 11757 // we'll check this again later when scanning, but we want to 11758 // bail early here before tripping over redefined permissions. 11759 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11760 if (!checkUpgradeKeySetLP(ps, pkg)) { 11761 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11762 + pkg.packageName + " upgrade keys do not match the " 11763 + "previously installed version"); 11764 return; 11765 } 11766 } else { 11767 try { 11768 verifySignaturesLP(ps, pkg); 11769 } catch (PackageManagerException e) { 11770 res.setError(e.error, e.getMessage()); 11771 return; 11772 } 11773 } 11774 11775 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11776 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11777 systemApp = (ps.pkg.applicationInfo.flags & 11778 ApplicationInfo.FLAG_SYSTEM) != 0; 11779 } 11780 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11781 } 11782 11783 // Check whether the newly-scanned package wants to define an already-defined perm 11784 int N = pkg.permissions.size(); 11785 for (int i = N-1; i >= 0; i--) { 11786 PackageParser.Permission perm = pkg.permissions.get(i); 11787 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11788 if (bp != null) { 11789 // If the defining package is signed with our cert, it's okay. This 11790 // also includes the "updating the same package" case, of course. 11791 // "updating same package" could also involve key-rotation. 11792 final boolean sigsOk; 11793 if (bp.sourcePackage.equals(pkg.packageName) 11794 && (bp.packageSetting instanceof PackageSetting) 11795 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11796 scanFlags))) { 11797 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11798 } else { 11799 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11800 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11801 } 11802 if (!sigsOk) { 11803 // If the owning package is the system itself, we log but allow 11804 // install to proceed; we fail the install on all other permission 11805 // redefinitions. 11806 if (!bp.sourcePackage.equals("android")) { 11807 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11808 + pkg.packageName + " attempting to redeclare permission " 11809 + perm.info.name + " already owned by " + bp.sourcePackage); 11810 res.origPermission = perm.info.name; 11811 res.origPackage = bp.sourcePackage; 11812 return; 11813 } else { 11814 Slog.w(TAG, "Package " + pkg.packageName 11815 + " attempting to redeclare system permission " 11816 + perm.info.name + "; ignoring new declaration"); 11817 pkg.permissions.remove(i); 11818 } 11819 } 11820 } 11821 } 11822 11823 } 11824 11825 if (systemApp && onExternal) { 11826 // Disable updates to system apps on sdcard 11827 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11828 "Cannot install updates to system apps on sdcard"); 11829 return; 11830 } 11831 11832 if (args.move != null) { 11833 // We did an in-place move, so dex is ready to roll 11834 scanFlags |= SCAN_NO_DEX; 11835 scanFlags |= SCAN_MOVE; 11836 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11837 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11838 scanFlags |= SCAN_NO_DEX; 11839 11840 try { 11841 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 11842 true /* extract libs */); 11843 } catch (PackageManagerException pme) { 11844 Slog.e(TAG, "Error deriving application ABI", pme); 11845 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 11846 return; 11847 } 11848 11849 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11850 int result = mPackageDexOptimizer 11851 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 11852 false /* defer */, false /* inclDependencies */); 11853 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11854 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11855 return; 11856 } 11857 } 11858 11859 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11860 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11861 return; 11862 } 11863 11864 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11865 11866 if (replace) { 11867 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 11868 installerPackageName, volumeUuid, res); 11869 } else { 11870 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11871 args.user, installerPackageName, volumeUuid, res); 11872 } 11873 synchronized (mPackages) { 11874 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11875 if (ps != null) { 11876 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11877 } 11878 } 11879 } 11880 11881 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11882 if (mIntentFilterVerifierComponent == null) { 11883 Slog.w(TAG, "No IntentFilter verification will not be done as " 11884 + "there is no IntentFilterVerifier available!"); 11885 return; 11886 } 11887 11888 final int verifierUid = getPackageUid( 11889 mIntentFilterVerifierComponent.getPackageName(), 11890 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11891 11892 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11893 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11894 msg.obj = pkg; 11895 msg.arg1 = userId; 11896 msg.arg2 = verifierUid; 11897 11898 mHandler.sendMessage(msg); 11899 } 11900 11901 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11902 PackageParser.Package pkg) { 11903 int size = pkg.activities.size(); 11904 if (size == 0) { 11905 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11906 "No activity, so no need to verify any IntentFilter!"); 11907 return; 11908 } 11909 11910 final boolean hasDomainURLs = hasDomainURLs(pkg); 11911 if (!hasDomainURLs) { 11912 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11913 "No domain URLs, so no need to verify any IntentFilter!"); 11914 return; 11915 } 11916 11917 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 11918 + " if any IntentFilter from the " + size 11919 + " Activities needs verification ..."); 11920 11921 final int verificationId = mIntentFilterVerificationToken++; 11922 int count = 0; 11923 final String packageName = pkg.packageName; 11924 boolean needToVerify = false; 11925 11926 synchronized (mPackages) { 11927 // If any filters need to be verified, then all need to be. 11928 for (PackageParser.Activity a : pkg.activities) { 11929 for (ActivityIntentInfo filter : a.intents) { 11930 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 11931 if (DEBUG_DOMAIN_VERIFICATION) { 11932 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 11933 } 11934 needToVerify = true; 11935 break; 11936 } 11937 } 11938 } 11939 if (needToVerify) { 11940 for (PackageParser.Activity a : pkg.activities) { 11941 for (ActivityIntentInfo filter : a.intents) { 11942 boolean needsFilterVerification = filter.hasWebDataURI(); 11943 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 11944 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11945 "Verification needed for IntentFilter:" + filter.toString()); 11946 mIntentFilterVerifier.addOneIntentFilterVerification( 11947 verifierUid, userId, verificationId, filter, packageName); 11948 count++; 11949 } 11950 } 11951 } 11952 } 11953 } 11954 11955 if (count > 0) { 11956 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 11957 + " IntentFilter verification" + (count > 1 ? "s" : "") 11958 + " for userId:" + userId); 11959 mIntentFilterVerifier.startVerifications(userId); 11960 } else { 11961 if (DEBUG_DOMAIN_VERIFICATION) { 11962 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 11963 } 11964 } 11965 } 11966 11967 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 11968 final ComponentName cn = filter.activity.getComponentName(); 11969 final String packageName = cn.getPackageName(); 11970 11971 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11972 packageName); 11973 if (ivi == null) { 11974 return true; 11975 } 11976 int status = ivi.getStatus(); 11977 switch (status) { 11978 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11979 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11980 return true; 11981 11982 default: 11983 // Nothing to do 11984 return false; 11985 } 11986 } 11987 11988 private boolean isSystemComponentOrPersistentPrivApp(PackageParser.Package pkg) { 11989 return UserHandle.getAppId(pkg.applicationInfo.uid) < FIRST_APPLICATION_UID 11990 || ((pkg.applicationInfo.privateFlags 11991 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0 11992 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0); 11993 } 11994 11995 private static boolean isMultiArch(PackageSetting ps) { 11996 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11997 } 11998 11999 private static boolean isMultiArch(ApplicationInfo info) { 12000 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12001 } 12002 12003 private static boolean isExternal(PackageParser.Package pkg) { 12004 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12005 } 12006 12007 private static boolean isExternal(PackageSetting ps) { 12008 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12009 } 12010 12011 private static boolean isExternal(ApplicationInfo info) { 12012 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12013 } 12014 12015 private static boolean isSystemApp(PackageParser.Package pkg) { 12016 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12017 } 12018 12019 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12020 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12021 } 12022 12023 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12024 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12025 } 12026 12027 private static boolean isSystemApp(PackageSetting ps) { 12028 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12029 } 12030 12031 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12032 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12033 } 12034 12035 private int packageFlagsToInstallFlags(PackageSetting ps) { 12036 int installFlags = 0; 12037 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12038 // This existing package was an external ASEC install when we have 12039 // the external flag without a UUID 12040 installFlags |= PackageManager.INSTALL_EXTERNAL; 12041 } 12042 if (ps.isForwardLocked()) { 12043 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12044 } 12045 return installFlags; 12046 } 12047 12048 private void deleteTempPackageFiles() { 12049 final FilenameFilter filter = new FilenameFilter() { 12050 public boolean accept(File dir, String name) { 12051 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12052 } 12053 }; 12054 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12055 file.delete(); 12056 } 12057 } 12058 12059 @Override 12060 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12061 int flags) { 12062 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12063 flags); 12064 } 12065 12066 @Override 12067 public void deletePackage(final String packageName, 12068 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12069 mContext.enforceCallingOrSelfPermission( 12070 android.Manifest.permission.DELETE_PACKAGES, null); 12071 final int uid = Binder.getCallingUid(); 12072 if (UserHandle.getUserId(uid) != userId) { 12073 mContext.enforceCallingPermission( 12074 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12075 "deletePackage for user " + userId); 12076 } 12077 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12078 try { 12079 observer.onPackageDeleted(packageName, 12080 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12081 } catch (RemoteException re) { 12082 } 12083 return; 12084 } 12085 12086 boolean uninstallBlocked = false; 12087 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12088 int[] users = sUserManager.getUserIds(); 12089 for (int i = 0; i < users.length; ++i) { 12090 if (getBlockUninstallForUser(packageName, users[i])) { 12091 uninstallBlocked = true; 12092 break; 12093 } 12094 } 12095 } else { 12096 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12097 } 12098 if (uninstallBlocked) { 12099 try { 12100 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12101 null); 12102 } catch (RemoteException re) { 12103 } 12104 return; 12105 } 12106 12107 if (DEBUG_REMOVE) { 12108 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12109 } 12110 // Queue up an async operation since the package deletion may take a little while. 12111 mHandler.post(new Runnable() { 12112 public void run() { 12113 mHandler.removeCallbacks(this); 12114 final int returnCode = deletePackageX(packageName, userId, flags); 12115 if (observer != null) { 12116 try { 12117 observer.onPackageDeleted(packageName, returnCode, null); 12118 } catch (RemoteException e) { 12119 Log.i(TAG, "Observer no longer exists."); 12120 } //end catch 12121 } //end if 12122 } //end run 12123 }); 12124 } 12125 12126 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12127 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12128 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12129 try { 12130 if (dpm != null) { 12131 if (dpm.isDeviceOwner(packageName)) { 12132 return true; 12133 } 12134 int[] users; 12135 if (userId == UserHandle.USER_ALL) { 12136 users = sUserManager.getUserIds(); 12137 } else { 12138 users = new int[]{userId}; 12139 } 12140 for (int i = 0; i < users.length; ++i) { 12141 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12142 return true; 12143 } 12144 } 12145 } 12146 } catch (RemoteException e) { 12147 } 12148 return false; 12149 } 12150 12151 /** 12152 * This method is an internal method that could be get invoked either 12153 * to delete an installed package or to clean up a failed installation. 12154 * After deleting an installed package, a broadcast is sent to notify any 12155 * listeners that the package has been installed. For cleaning up a failed 12156 * installation, the broadcast is not necessary since the package's 12157 * installation wouldn't have sent the initial broadcast either 12158 * The key steps in deleting a package are 12159 * deleting the package information in internal structures like mPackages, 12160 * deleting the packages base directories through installd 12161 * updating mSettings to reflect current status 12162 * persisting settings for later use 12163 * sending a broadcast if necessary 12164 */ 12165 private int deletePackageX(String packageName, int userId, int flags) { 12166 final PackageRemovedInfo info = new PackageRemovedInfo(); 12167 final boolean res; 12168 12169 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12170 ? UserHandle.ALL : new UserHandle(userId); 12171 12172 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12173 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12174 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12175 } 12176 12177 boolean removedForAllUsers = false; 12178 boolean systemUpdate = false; 12179 12180 // for the uninstall-updates case and restricted profiles, remember the per- 12181 // userhandle installed state 12182 int[] allUsers; 12183 boolean[] perUserInstalled; 12184 synchronized (mPackages) { 12185 PackageSetting ps = mSettings.mPackages.get(packageName); 12186 allUsers = sUserManager.getUserIds(); 12187 perUserInstalled = new boolean[allUsers.length]; 12188 for (int i = 0; i < allUsers.length; i++) { 12189 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12190 } 12191 } 12192 12193 synchronized (mInstallLock) { 12194 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12195 res = deletePackageLI(packageName, removeForUser, 12196 true, allUsers, perUserInstalled, 12197 flags | REMOVE_CHATTY, info, true); 12198 systemUpdate = info.isRemovedPackageSystemUpdate; 12199 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12200 removedForAllUsers = true; 12201 } 12202 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12203 + " removedForAllUsers=" + removedForAllUsers); 12204 } 12205 12206 if (res) { 12207 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12208 12209 // If the removed package was a system update, the old system package 12210 // was re-enabled; we need to broadcast this information 12211 if (systemUpdate) { 12212 Bundle extras = new Bundle(1); 12213 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12214 ? info.removedAppId : info.uid); 12215 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12216 12217 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12218 extras, null, null, null); 12219 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12220 extras, null, null, null); 12221 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12222 null, packageName, null, null); 12223 } 12224 } 12225 // Force a gc here. 12226 Runtime.getRuntime().gc(); 12227 // Delete the resources here after sending the broadcast to let 12228 // other processes clean up before deleting resources. 12229 if (info.args != null) { 12230 synchronized (mInstallLock) { 12231 info.args.doPostDeleteLI(true); 12232 } 12233 } 12234 12235 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12236 } 12237 12238 class PackageRemovedInfo { 12239 String removedPackage; 12240 int uid = -1; 12241 int removedAppId = -1; 12242 int[] removedUsers = null; 12243 boolean isRemovedPackageSystemUpdate = false; 12244 // Clean up resources deleted packages. 12245 InstallArgs args = null; 12246 12247 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12248 Bundle extras = new Bundle(1); 12249 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12250 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12251 if (replacing) { 12252 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12253 } 12254 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12255 if (removedPackage != null) { 12256 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12257 extras, null, null, removedUsers); 12258 if (fullRemove && !replacing) { 12259 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12260 extras, null, null, removedUsers); 12261 } 12262 } 12263 if (removedAppId >= 0) { 12264 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12265 removedUsers); 12266 } 12267 } 12268 } 12269 12270 /* 12271 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12272 * flag is not set, the data directory is removed as well. 12273 * make sure this flag is set for partially installed apps. If not its meaningless to 12274 * delete a partially installed application. 12275 */ 12276 private void removePackageDataLI(PackageSetting ps, 12277 int[] allUserHandles, boolean[] perUserInstalled, 12278 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12279 String packageName = ps.name; 12280 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12281 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12282 // Retrieve object to delete permissions for shared user later on 12283 final PackageSetting deletedPs; 12284 // reader 12285 synchronized (mPackages) { 12286 deletedPs = mSettings.mPackages.get(packageName); 12287 if (outInfo != null) { 12288 outInfo.removedPackage = packageName; 12289 outInfo.removedUsers = deletedPs != null 12290 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12291 : null; 12292 } 12293 } 12294 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12295 removeDataDirsLI(ps.volumeUuid, packageName); 12296 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12297 } 12298 // writer 12299 synchronized (mPackages) { 12300 if (deletedPs != null) { 12301 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12302 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12303 clearDefaultBrowserIfNeeded(packageName); 12304 if (outInfo != null) { 12305 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12306 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12307 } 12308 updatePermissionsLPw(deletedPs.name, null, 0); 12309 if (deletedPs.sharedUser != null) { 12310 // Remove permissions associated with package. Since runtime 12311 // permissions are per user we have to kill the removed package 12312 // or packages running under the shared user of the removed 12313 // package if revoking the permissions requested only by the removed 12314 // package is successful and this causes a change in gids. 12315 for (int userId : UserManagerService.getInstance().getUserIds()) { 12316 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12317 userId); 12318 if (userIdToKill == UserHandle.USER_ALL 12319 || userIdToKill >= UserHandle.USER_OWNER) { 12320 // If gids changed for this user, kill all affected packages. 12321 mHandler.post(new Runnable() { 12322 @Override 12323 public void run() { 12324 // This has to happen with no lock held. 12325 killSettingPackagesForUser(deletedPs, userIdToKill, 12326 KILL_APP_REASON_GIDS_CHANGED); 12327 } 12328 }); 12329 break; 12330 } 12331 } 12332 } 12333 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12334 } 12335 // make sure to preserve per-user disabled state if this removal was just 12336 // a downgrade of a system app to the factory package 12337 if (allUserHandles != null && perUserInstalled != null) { 12338 if (DEBUG_REMOVE) { 12339 Slog.d(TAG, "Propagating install state across downgrade"); 12340 } 12341 for (int i = 0; i < allUserHandles.length; i++) { 12342 if (DEBUG_REMOVE) { 12343 Slog.d(TAG, " user " + allUserHandles[i] 12344 + " => " + perUserInstalled[i]); 12345 } 12346 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12347 } 12348 } 12349 } 12350 // can downgrade to reader 12351 if (writeSettings) { 12352 // Save settings now 12353 mSettings.writeLPr(); 12354 } 12355 } 12356 if (outInfo != null) { 12357 // A user ID was deleted here. Go through all users and remove it 12358 // from KeyStore. 12359 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12360 } 12361 } 12362 12363 static boolean locationIsPrivileged(File path) { 12364 try { 12365 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12366 .getCanonicalPath(); 12367 return path.getCanonicalPath().startsWith(privilegedAppDir); 12368 } catch (IOException e) { 12369 Slog.e(TAG, "Unable to access code path " + path); 12370 } 12371 return false; 12372 } 12373 12374 /* 12375 * Tries to delete system package. 12376 */ 12377 private boolean deleteSystemPackageLI(PackageSetting newPs, 12378 int[] allUserHandles, boolean[] perUserInstalled, 12379 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12380 final boolean applyUserRestrictions 12381 = (allUserHandles != null) && (perUserInstalled != null); 12382 PackageSetting disabledPs = null; 12383 // Confirm if the system package has been updated 12384 // An updated system app can be deleted. This will also have to restore 12385 // the system pkg from system partition 12386 // reader 12387 synchronized (mPackages) { 12388 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12389 } 12390 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12391 + " disabledPs=" + disabledPs); 12392 if (disabledPs == null) { 12393 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12394 return false; 12395 } else if (DEBUG_REMOVE) { 12396 Slog.d(TAG, "Deleting system pkg from data partition"); 12397 } 12398 if (DEBUG_REMOVE) { 12399 if (applyUserRestrictions) { 12400 Slog.d(TAG, "Remembering install states:"); 12401 for (int i = 0; i < allUserHandles.length; i++) { 12402 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12403 } 12404 } 12405 } 12406 // Delete the updated package 12407 outInfo.isRemovedPackageSystemUpdate = true; 12408 if (disabledPs.versionCode < newPs.versionCode) { 12409 // Delete data for downgrades 12410 flags &= ~PackageManager.DELETE_KEEP_DATA; 12411 } else { 12412 // Preserve data by setting flag 12413 flags |= PackageManager.DELETE_KEEP_DATA; 12414 } 12415 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12416 allUserHandles, perUserInstalled, outInfo, writeSettings); 12417 if (!ret) { 12418 return false; 12419 } 12420 // writer 12421 synchronized (mPackages) { 12422 // Reinstate the old system package 12423 mSettings.enableSystemPackageLPw(newPs.name); 12424 // Remove any native libraries from the upgraded package. 12425 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12426 } 12427 // Install the system package 12428 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12429 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12430 if (locationIsPrivileged(disabledPs.codePath)) { 12431 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12432 } 12433 12434 final PackageParser.Package newPkg; 12435 try { 12436 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12437 } catch (PackageManagerException e) { 12438 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12439 return false; 12440 } 12441 12442 // writer 12443 synchronized (mPackages) { 12444 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12445 updatePermissionsLPw(newPkg.packageName, newPkg, 12446 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12447 if (applyUserRestrictions) { 12448 if (DEBUG_REMOVE) { 12449 Slog.d(TAG, "Propagating install state across reinstall"); 12450 } 12451 for (int i = 0; i < allUserHandles.length; i++) { 12452 if (DEBUG_REMOVE) { 12453 Slog.d(TAG, " user " + allUserHandles[i] 12454 + " => " + perUserInstalled[i]); 12455 } 12456 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12457 } 12458 // Regardless of writeSettings we need to ensure that this restriction 12459 // state propagation is persisted 12460 mSettings.writeAllUsersPackageRestrictionsLPr(); 12461 } 12462 // can downgrade to reader here 12463 if (writeSettings) { 12464 mSettings.writeLPr(); 12465 } 12466 } 12467 return true; 12468 } 12469 12470 private boolean deleteInstalledPackageLI(PackageSetting ps, 12471 boolean deleteCodeAndResources, int flags, 12472 int[] allUserHandles, boolean[] perUserInstalled, 12473 PackageRemovedInfo outInfo, boolean writeSettings) { 12474 if (outInfo != null) { 12475 outInfo.uid = ps.appId; 12476 } 12477 12478 // Delete package data from internal structures and also remove data if flag is set 12479 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12480 12481 // Delete application code and resources 12482 if (deleteCodeAndResources && (outInfo != null)) { 12483 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12484 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12485 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12486 } 12487 return true; 12488 } 12489 12490 @Override 12491 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12492 int userId) { 12493 mContext.enforceCallingOrSelfPermission( 12494 android.Manifest.permission.DELETE_PACKAGES, null); 12495 synchronized (mPackages) { 12496 PackageSetting ps = mSettings.mPackages.get(packageName); 12497 if (ps == null) { 12498 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12499 return false; 12500 } 12501 if (!ps.getInstalled(userId)) { 12502 // Can't block uninstall for an app that is not installed or enabled. 12503 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12504 return false; 12505 } 12506 ps.setBlockUninstall(blockUninstall, userId); 12507 mSettings.writePackageRestrictionsLPr(userId); 12508 } 12509 return true; 12510 } 12511 12512 @Override 12513 public boolean getBlockUninstallForUser(String packageName, int userId) { 12514 synchronized (mPackages) { 12515 PackageSetting ps = mSettings.mPackages.get(packageName); 12516 if (ps == null) { 12517 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12518 return false; 12519 } 12520 return ps.getBlockUninstall(userId); 12521 } 12522 } 12523 12524 /* 12525 * This method handles package deletion in general 12526 */ 12527 private boolean deletePackageLI(String packageName, UserHandle user, 12528 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12529 int flags, PackageRemovedInfo outInfo, 12530 boolean writeSettings) { 12531 if (packageName == null) { 12532 Slog.w(TAG, "Attempt to delete null packageName."); 12533 return false; 12534 } 12535 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12536 PackageSetting ps; 12537 boolean dataOnly = false; 12538 int removeUser = -1; 12539 int appId = -1; 12540 synchronized (mPackages) { 12541 ps = mSettings.mPackages.get(packageName); 12542 if (ps == null) { 12543 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12544 return false; 12545 } 12546 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12547 && user.getIdentifier() != UserHandle.USER_ALL) { 12548 // The caller is asking that the package only be deleted for a single 12549 // user. To do this, we just mark its uninstalled state and delete 12550 // its data. If this is a system app, we only allow this to happen if 12551 // they have set the special DELETE_SYSTEM_APP which requests different 12552 // semantics than normal for uninstalling system apps. 12553 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12554 ps.setUserState(user.getIdentifier(), 12555 COMPONENT_ENABLED_STATE_DEFAULT, 12556 false, //installed 12557 true, //stopped 12558 true, //notLaunched 12559 false, //hidden 12560 null, null, null, 12561 false, // blockUninstall 12562 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12563 if (!isSystemApp(ps)) { 12564 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12565 // Other user still have this package installed, so all 12566 // we need to do is clear this user's data and save that 12567 // it is uninstalled. 12568 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12569 removeUser = user.getIdentifier(); 12570 appId = ps.appId; 12571 scheduleWritePackageRestrictionsLocked(removeUser); 12572 } else { 12573 // We need to set it back to 'installed' so the uninstall 12574 // broadcasts will be sent correctly. 12575 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12576 ps.setInstalled(true, user.getIdentifier()); 12577 } 12578 } else { 12579 // This is a system app, so we assume that the 12580 // other users still have this package installed, so all 12581 // we need to do is clear this user's data and save that 12582 // it is uninstalled. 12583 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12584 removeUser = user.getIdentifier(); 12585 appId = ps.appId; 12586 scheduleWritePackageRestrictionsLocked(removeUser); 12587 } 12588 } 12589 } 12590 12591 if (removeUser >= 0) { 12592 // From above, we determined that we are deleting this only 12593 // for a single user. Continue the work here. 12594 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12595 if (outInfo != null) { 12596 outInfo.removedPackage = packageName; 12597 outInfo.removedAppId = appId; 12598 outInfo.removedUsers = new int[] {removeUser}; 12599 } 12600 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12601 removeKeystoreDataIfNeeded(removeUser, appId); 12602 schedulePackageCleaning(packageName, removeUser, false); 12603 synchronized (mPackages) { 12604 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12605 scheduleWritePackageRestrictionsLocked(removeUser); 12606 } 12607 } 12608 return true; 12609 } 12610 12611 if (dataOnly) { 12612 // Delete application data first 12613 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12614 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12615 return true; 12616 } 12617 12618 boolean ret = false; 12619 if (isSystemApp(ps)) { 12620 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12621 // When an updated system application is deleted we delete the existing resources as well and 12622 // fall back to existing code in system partition 12623 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12624 flags, outInfo, writeSettings); 12625 } else { 12626 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12627 // Kill application pre-emptively especially for apps on sd. 12628 killApplication(packageName, ps.appId, "uninstall pkg"); 12629 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12630 allUserHandles, perUserInstalled, 12631 outInfo, writeSettings); 12632 } 12633 12634 return ret; 12635 } 12636 12637 private final class ClearStorageConnection implements ServiceConnection { 12638 IMediaContainerService mContainerService; 12639 12640 @Override 12641 public void onServiceConnected(ComponentName name, IBinder service) { 12642 synchronized (this) { 12643 mContainerService = IMediaContainerService.Stub.asInterface(service); 12644 notifyAll(); 12645 } 12646 } 12647 12648 @Override 12649 public void onServiceDisconnected(ComponentName name) { 12650 } 12651 } 12652 12653 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12654 final boolean mounted; 12655 if (Environment.isExternalStorageEmulated()) { 12656 mounted = true; 12657 } else { 12658 final String status = Environment.getExternalStorageState(); 12659 12660 mounted = status.equals(Environment.MEDIA_MOUNTED) 12661 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12662 } 12663 12664 if (!mounted) { 12665 return; 12666 } 12667 12668 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12669 int[] users; 12670 if (userId == UserHandle.USER_ALL) { 12671 users = sUserManager.getUserIds(); 12672 } else { 12673 users = new int[] { userId }; 12674 } 12675 final ClearStorageConnection conn = new ClearStorageConnection(); 12676 if (mContext.bindServiceAsUser( 12677 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12678 try { 12679 for (int curUser : users) { 12680 long timeout = SystemClock.uptimeMillis() + 5000; 12681 synchronized (conn) { 12682 long now = SystemClock.uptimeMillis(); 12683 while (conn.mContainerService == null && now < timeout) { 12684 try { 12685 conn.wait(timeout - now); 12686 } catch (InterruptedException e) { 12687 } 12688 } 12689 } 12690 if (conn.mContainerService == null) { 12691 return; 12692 } 12693 12694 final UserEnvironment userEnv = new UserEnvironment(curUser); 12695 clearDirectory(conn.mContainerService, 12696 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12697 if (allData) { 12698 clearDirectory(conn.mContainerService, 12699 userEnv.buildExternalStorageAppDataDirs(packageName)); 12700 clearDirectory(conn.mContainerService, 12701 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12702 } 12703 } 12704 } finally { 12705 mContext.unbindService(conn); 12706 } 12707 } 12708 } 12709 12710 @Override 12711 public void clearApplicationUserData(final String packageName, 12712 final IPackageDataObserver observer, final int userId) { 12713 mContext.enforceCallingOrSelfPermission( 12714 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12715 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12716 // Queue up an async operation since the package deletion may take a little while. 12717 mHandler.post(new Runnable() { 12718 public void run() { 12719 mHandler.removeCallbacks(this); 12720 final boolean succeeded; 12721 synchronized (mInstallLock) { 12722 succeeded = clearApplicationUserDataLI(packageName, userId); 12723 } 12724 clearExternalStorageDataSync(packageName, userId, true); 12725 if (succeeded) { 12726 // invoke DeviceStorageMonitor's update method to clear any notifications 12727 DeviceStorageMonitorInternal 12728 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12729 if (dsm != null) { 12730 dsm.checkMemory(); 12731 } 12732 } 12733 if(observer != null) { 12734 try { 12735 observer.onRemoveCompleted(packageName, succeeded); 12736 } catch (RemoteException e) { 12737 Log.i(TAG, "Observer no longer exists."); 12738 } 12739 } //end if observer 12740 } //end run 12741 }); 12742 } 12743 12744 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12745 if (packageName == null) { 12746 Slog.w(TAG, "Attempt to delete null packageName."); 12747 return false; 12748 } 12749 12750 // Try finding details about the requested package 12751 PackageParser.Package pkg; 12752 synchronized (mPackages) { 12753 pkg = mPackages.get(packageName); 12754 if (pkg == null) { 12755 final PackageSetting ps = mSettings.mPackages.get(packageName); 12756 if (ps != null) { 12757 pkg = ps.pkg; 12758 } 12759 } 12760 12761 if (pkg == null) { 12762 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12763 return false; 12764 } 12765 12766 PackageSetting ps = (PackageSetting) pkg.mExtras; 12767 PermissionsState permissionsState = ps.getPermissionsState(); 12768 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12769 } 12770 12771 // Always delete data directories for package, even if we found no other 12772 // record of app. This helps users recover from UID mismatches without 12773 // resorting to a full data wipe. 12774 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12775 if (retCode < 0) { 12776 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12777 return false; 12778 } 12779 12780 final int appId = pkg.applicationInfo.uid; 12781 removeKeystoreDataIfNeeded(userId, appId); 12782 12783 // Create a native library symlink only if we have native libraries 12784 // and if the native libraries are 32 bit libraries. We do not provide 12785 // this symlink for 64 bit libraries. 12786 if (pkg.applicationInfo.primaryCpuAbi != null && 12787 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12788 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12789 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12790 nativeLibPath, userId) < 0) { 12791 Slog.w(TAG, "Failed linking native library dir"); 12792 return false; 12793 } 12794 } 12795 12796 return true; 12797 } 12798 12799 12800 /** 12801 * Revokes granted runtime permissions and clears resettable flags 12802 * which are flags that can be set by a user interaction. 12803 * 12804 * @param permissionsState The permission state to reset. 12805 * @param userId The device user for which to do a reset. 12806 */ 12807 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 12808 PermissionsState permissionsState, int userId) { 12809 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 12810 | PackageManager.FLAG_PERMISSION_USER_FIXED 12811 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 12812 12813 boolean needsWrite = false; 12814 12815 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 12816 BasePermission bp = mSettings.mPermissions.get(state.getName()); 12817 if (bp != null) { 12818 permissionsState.revokeRuntimePermission(bp, userId); 12819 permissionsState.updatePermissionFlags(bp, userId, userSetFlags, 0); 12820 needsWrite = true; 12821 } 12822 } 12823 12824 if (needsWrite) { 12825 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 12826 } 12827 } 12828 12829 /** 12830 * Remove entries from the keystore daemon. Will only remove it if the 12831 * {@code appId} is valid. 12832 */ 12833 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12834 if (appId < 0) { 12835 return; 12836 } 12837 12838 final KeyStore keyStore = KeyStore.getInstance(); 12839 if (keyStore != null) { 12840 if (userId == UserHandle.USER_ALL) { 12841 for (final int individual : sUserManager.getUserIds()) { 12842 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12843 } 12844 } else { 12845 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12846 } 12847 } else { 12848 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12849 } 12850 } 12851 12852 @Override 12853 public void deleteApplicationCacheFiles(final String packageName, 12854 final IPackageDataObserver observer) { 12855 mContext.enforceCallingOrSelfPermission( 12856 android.Manifest.permission.DELETE_CACHE_FILES, null); 12857 // Queue up an async operation since the package deletion may take a little while. 12858 final int userId = UserHandle.getCallingUserId(); 12859 mHandler.post(new Runnable() { 12860 public void run() { 12861 mHandler.removeCallbacks(this); 12862 final boolean succeded; 12863 synchronized (mInstallLock) { 12864 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12865 } 12866 clearExternalStorageDataSync(packageName, userId, false); 12867 if (observer != null) { 12868 try { 12869 observer.onRemoveCompleted(packageName, succeded); 12870 } catch (RemoteException e) { 12871 Log.i(TAG, "Observer no longer exists."); 12872 } 12873 } //end if observer 12874 } //end run 12875 }); 12876 } 12877 12878 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12879 if (packageName == null) { 12880 Slog.w(TAG, "Attempt to delete null packageName."); 12881 return false; 12882 } 12883 PackageParser.Package p; 12884 synchronized (mPackages) { 12885 p = mPackages.get(packageName); 12886 } 12887 if (p == null) { 12888 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12889 return false; 12890 } 12891 final ApplicationInfo applicationInfo = p.applicationInfo; 12892 if (applicationInfo == null) { 12893 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12894 return false; 12895 } 12896 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12897 if (retCode < 0) { 12898 Slog.w(TAG, "Couldn't remove cache files for package: " 12899 + packageName + " u" + userId); 12900 return false; 12901 } 12902 return true; 12903 } 12904 12905 @Override 12906 public void getPackageSizeInfo(final String packageName, int userHandle, 12907 final IPackageStatsObserver observer) { 12908 mContext.enforceCallingOrSelfPermission( 12909 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12910 if (packageName == null) { 12911 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12912 } 12913 12914 PackageStats stats = new PackageStats(packageName, userHandle); 12915 12916 /* 12917 * Queue up an async operation since the package measurement may take a 12918 * little while. 12919 */ 12920 Message msg = mHandler.obtainMessage(INIT_COPY); 12921 msg.obj = new MeasureParams(stats, observer); 12922 mHandler.sendMessage(msg); 12923 } 12924 12925 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12926 PackageStats pStats) { 12927 if (packageName == null) { 12928 Slog.w(TAG, "Attempt to get size of null packageName."); 12929 return false; 12930 } 12931 PackageParser.Package p; 12932 boolean dataOnly = false; 12933 String libDirRoot = null; 12934 String asecPath = null; 12935 PackageSetting ps = null; 12936 synchronized (mPackages) { 12937 p = mPackages.get(packageName); 12938 ps = mSettings.mPackages.get(packageName); 12939 if(p == null) { 12940 dataOnly = true; 12941 if((ps == null) || (ps.pkg == null)) { 12942 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12943 return false; 12944 } 12945 p = ps.pkg; 12946 } 12947 if (ps != null) { 12948 libDirRoot = ps.legacyNativeLibraryPathString; 12949 } 12950 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12951 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12952 if (secureContainerId != null) { 12953 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12954 } 12955 } 12956 } 12957 String publicSrcDir = null; 12958 if(!dataOnly) { 12959 final ApplicationInfo applicationInfo = p.applicationInfo; 12960 if (applicationInfo == null) { 12961 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12962 return false; 12963 } 12964 if (p.isForwardLocked()) { 12965 publicSrcDir = applicationInfo.getBaseResourcePath(); 12966 } 12967 } 12968 // TODO: extend to measure size of split APKs 12969 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12970 // not just the first level. 12971 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12972 // just the primary. 12973 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12974 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 12975 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12976 if (res < 0) { 12977 return false; 12978 } 12979 12980 // Fix-up for forward-locked applications in ASEC containers. 12981 if (!isExternal(p)) { 12982 pStats.codeSize += pStats.externalCodeSize; 12983 pStats.externalCodeSize = 0L; 12984 } 12985 12986 return true; 12987 } 12988 12989 12990 @Override 12991 public void addPackageToPreferred(String packageName) { 12992 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12993 } 12994 12995 @Override 12996 public void removePackageFromPreferred(String packageName) { 12997 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12998 } 12999 13000 @Override 13001 public List<PackageInfo> getPreferredPackages(int flags) { 13002 return new ArrayList<PackageInfo>(); 13003 } 13004 13005 private int getUidTargetSdkVersionLockedLPr(int uid) { 13006 Object obj = mSettings.getUserIdLPr(uid); 13007 if (obj instanceof SharedUserSetting) { 13008 final SharedUserSetting sus = (SharedUserSetting) obj; 13009 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13010 final Iterator<PackageSetting> it = sus.packages.iterator(); 13011 while (it.hasNext()) { 13012 final PackageSetting ps = it.next(); 13013 if (ps.pkg != null) { 13014 int v = ps.pkg.applicationInfo.targetSdkVersion; 13015 if (v < vers) vers = v; 13016 } 13017 } 13018 return vers; 13019 } else if (obj instanceof PackageSetting) { 13020 final PackageSetting ps = (PackageSetting) obj; 13021 if (ps.pkg != null) { 13022 return ps.pkg.applicationInfo.targetSdkVersion; 13023 } 13024 } 13025 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13026 } 13027 13028 @Override 13029 public void addPreferredActivity(IntentFilter filter, int match, 13030 ComponentName[] set, ComponentName activity, int userId) { 13031 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13032 "Adding preferred"); 13033 } 13034 13035 private void addPreferredActivityInternal(IntentFilter filter, int match, 13036 ComponentName[] set, ComponentName activity, boolean always, int userId, 13037 String opname) { 13038 // writer 13039 int callingUid = Binder.getCallingUid(); 13040 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13041 if (filter.countActions() == 0) { 13042 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13043 return; 13044 } 13045 synchronized (mPackages) { 13046 if (mContext.checkCallingOrSelfPermission( 13047 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13048 != PackageManager.PERMISSION_GRANTED) { 13049 if (getUidTargetSdkVersionLockedLPr(callingUid) 13050 < Build.VERSION_CODES.FROYO) { 13051 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13052 + callingUid); 13053 return; 13054 } 13055 mContext.enforceCallingOrSelfPermission( 13056 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13057 } 13058 13059 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13060 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13061 + userId + ":"); 13062 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13063 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13064 scheduleWritePackageRestrictionsLocked(userId); 13065 } 13066 } 13067 13068 @Override 13069 public void replacePreferredActivity(IntentFilter filter, int match, 13070 ComponentName[] set, ComponentName activity, int userId) { 13071 if (filter.countActions() != 1) { 13072 throw new IllegalArgumentException( 13073 "replacePreferredActivity expects filter to have only 1 action."); 13074 } 13075 if (filter.countDataAuthorities() != 0 13076 || filter.countDataPaths() != 0 13077 || filter.countDataSchemes() > 1 13078 || filter.countDataTypes() != 0) { 13079 throw new IllegalArgumentException( 13080 "replacePreferredActivity expects filter to have no data authorities, " + 13081 "paths, or types; and at most one scheme."); 13082 } 13083 13084 final int callingUid = Binder.getCallingUid(); 13085 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13086 synchronized (mPackages) { 13087 if (mContext.checkCallingOrSelfPermission( 13088 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13089 != PackageManager.PERMISSION_GRANTED) { 13090 if (getUidTargetSdkVersionLockedLPr(callingUid) 13091 < Build.VERSION_CODES.FROYO) { 13092 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13093 + Binder.getCallingUid()); 13094 return; 13095 } 13096 mContext.enforceCallingOrSelfPermission( 13097 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13098 } 13099 13100 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13101 if (pir != null) { 13102 // Get all of the existing entries that exactly match this filter. 13103 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13104 if (existing != null && existing.size() == 1) { 13105 PreferredActivity cur = existing.get(0); 13106 if (DEBUG_PREFERRED) { 13107 Slog.i(TAG, "Checking replace of preferred:"); 13108 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13109 if (!cur.mPref.mAlways) { 13110 Slog.i(TAG, " -- CUR; not mAlways!"); 13111 } else { 13112 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13113 Slog.i(TAG, " -- CUR: mSet=" 13114 + Arrays.toString(cur.mPref.mSetComponents)); 13115 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13116 Slog.i(TAG, " -- NEW: mMatch=" 13117 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13118 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13119 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13120 } 13121 } 13122 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13123 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13124 && cur.mPref.sameSet(set)) { 13125 // Setting the preferred activity to what it happens to be already 13126 if (DEBUG_PREFERRED) { 13127 Slog.i(TAG, "Replacing with same preferred activity " 13128 + cur.mPref.mShortComponent + " for user " 13129 + userId + ":"); 13130 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13131 } 13132 return; 13133 } 13134 } 13135 13136 if (existing != null) { 13137 if (DEBUG_PREFERRED) { 13138 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13139 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13140 } 13141 for (int i = 0; i < existing.size(); i++) { 13142 PreferredActivity pa = existing.get(i); 13143 if (DEBUG_PREFERRED) { 13144 Slog.i(TAG, "Removing existing preferred activity " 13145 + pa.mPref.mComponent + ":"); 13146 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13147 } 13148 pir.removeFilter(pa); 13149 } 13150 } 13151 } 13152 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13153 "Replacing preferred"); 13154 } 13155 } 13156 13157 @Override 13158 public void clearPackagePreferredActivities(String packageName) { 13159 final int uid = Binder.getCallingUid(); 13160 // writer 13161 synchronized (mPackages) { 13162 PackageParser.Package pkg = mPackages.get(packageName); 13163 if (pkg == null || pkg.applicationInfo.uid != uid) { 13164 if (mContext.checkCallingOrSelfPermission( 13165 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13166 != PackageManager.PERMISSION_GRANTED) { 13167 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13168 < Build.VERSION_CODES.FROYO) { 13169 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13170 + Binder.getCallingUid()); 13171 return; 13172 } 13173 mContext.enforceCallingOrSelfPermission( 13174 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13175 } 13176 } 13177 13178 int user = UserHandle.getCallingUserId(); 13179 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13180 scheduleWritePackageRestrictionsLocked(user); 13181 } 13182 } 13183 } 13184 13185 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13186 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13187 ArrayList<PreferredActivity> removed = null; 13188 boolean changed = false; 13189 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13190 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13191 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13192 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13193 continue; 13194 } 13195 Iterator<PreferredActivity> it = pir.filterIterator(); 13196 while (it.hasNext()) { 13197 PreferredActivity pa = it.next(); 13198 // Mark entry for removal only if it matches the package name 13199 // and the entry is of type "always". 13200 if (packageName == null || 13201 (pa.mPref.mComponent.getPackageName().equals(packageName) 13202 && pa.mPref.mAlways)) { 13203 if (removed == null) { 13204 removed = new ArrayList<PreferredActivity>(); 13205 } 13206 removed.add(pa); 13207 } 13208 } 13209 if (removed != null) { 13210 for (int j=0; j<removed.size(); j++) { 13211 PreferredActivity pa = removed.get(j); 13212 pir.removeFilter(pa); 13213 } 13214 changed = true; 13215 } 13216 } 13217 return changed; 13218 } 13219 13220 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13221 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13222 if (userId == UserHandle.USER_ALL) { 13223 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13224 sUserManager.getUserIds())) { 13225 for (int oneUserId : sUserManager.getUserIds()) { 13226 scheduleWritePackageRestrictionsLocked(oneUserId); 13227 } 13228 } 13229 } else { 13230 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13231 scheduleWritePackageRestrictionsLocked(userId); 13232 } 13233 } 13234 } 13235 13236 13237 void clearDefaultBrowserIfNeeded(String packageName) { 13238 for (int oneUserId : sUserManager.getUserIds()) { 13239 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13240 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13241 if (packageName.equals(defaultBrowserPackageName)) { 13242 setDefaultBrowserPackageName(null, oneUserId); 13243 } 13244 } 13245 } 13246 13247 @Override 13248 public void resetPreferredActivities(int userId) { 13249 /* TODO: Actually use userId. Why is it being passed in? */ 13250 mContext.enforceCallingOrSelfPermission( 13251 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13252 // writer 13253 synchronized (mPackages) { 13254 int user = UserHandle.getCallingUserId(); 13255 clearPackagePreferredActivitiesLPw(null, user); 13256 mSettings.readDefaultPreferredAppsLPw(this, user); 13257 scheduleWritePackageRestrictionsLocked(user); 13258 } 13259 } 13260 13261 @Override 13262 public int getPreferredActivities(List<IntentFilter> outFilters, 13263 List<ComponentName> outActivities, String packageName) { 13264 13265 int num = 0; 13266 final int userId = UserHandle.getCallingUserId(); 13267 // reader 13268 synchronized (mPackages) { 13269 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13270 if (pir != null) { 13271 final Iterator<PreferredActivity> it = pir.filterIterator(); 13272 while (it.hasNext()) { 13273 final PreferredActivity pa = it.next(); 13274 if (packageName == null 13275 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13276 && pa.mPref.mAlways)) { 13277 if (outFilters != null) { 13278 outFilters.add(new IntentFilter(pa)); 13279 } 13280 if (outActivities != null) { 13281 outActivities.add(pa.mPref.mComponent); 13282 } 13283 } 13284 } 13285 } 13286 } 13287 13288 return num; 13289 } 13290 13291 @Override 13292 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13293 int userId) { 13294 int callingUid = Binder.getCallingUid(); 13295 if (callingUid != Process.SYSTEM_UID) { 13296 throw new SecurityException( 13297 "addPersistentPreferredActivity can only be run by the system"); 13298 } 13299 if (filter.countActions() == 0) { 13300 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13301 return; 13302 } 13303 synchronized (mPackages) { 13304 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13305 " :"); 13306 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13307 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13308 new PersistentPreferredActivity(filter, activity)); 13309 scheduleWritePackageRestrictionsLocked(userId); 13310 } 13311 } 13312 13313 @Override 13314 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13315 int callingUid = Binder.getCallingUid(); 13316 if (callingUid != Process.SYSTEM_UID) { 13317 throw new SecurityException( 13318 "clearPackagePersistentPreferredActivities can only be run by the system"); 13319 } 13320 ArrayList<PersistentPreferredActivity> removed = null; 13321 boolean changed = false; 13322 synchronized (mPackages) { 13323 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13324 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13325 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13326 .valueAt(i); 13327 if (userId != thisUserId) { 13328 continue; 13329 } 13330 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13331 while (it.hasNext()) { 13332 PersistentPreferredActivity ppa = it.next(); 13333 // Mark entry for removal only if it matches the package name. 13334 if (ppa.mComponent.getPackageName().equals(packageName)) { 13335 if (removed == null) { 13336 removed = new ArrayList<PersistentPreferredActivity>(); 13337 } 13338 removed.add(ppa); 13339 } 13340 } 13341 if (removed != null) { 13342 for (int j=0; j<removed.size(); j++) { 13343 PersistentPreferredActivity ppa = removed.get(j); 13344 ppir.removeFilter(ppa); 13345 } 13346 changed = true; 13347 } 13348 } 13349 13350 if (changed) { 13351 scheduleWritePackageRestrictionsLocked(userId); 13352 } 13353 } 13354 } 13355 13356 /** 13357 * Non-Binder method, support for the backup/restore mechanism: write the 13358 * full set of preferred activities in its canonical XML format. Returns true 13359 * on success; false otherwise. 13360 */ 13361 @Override 13362 public byte[] getPreferredActivityBackup(int userId) { 13363 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13364 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13365 } 13366 13367 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13368 try { 13369 final XmlSerializer serializer = new FastXmlSerializer(); 13370 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13371 serializer.startDocument(null, true); 13372 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13373 13374 synchronized (mPackages) { 13375 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13376 } 13377 13378 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13379 serializer.endDocument(); 13380 serializer.flush(); 13381 } catch (Exception e) { 13382 if (DEBUG_BACKUP) { 13383 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13384 } 13385 return null; 13386 } 13387 13388 return dataStream.toByteArray(); 13389 } 13390 13391 @Override 13392 public void restorePreferredActivities(byte[] backup, int userId) { 13393 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13394 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13395 } 13396 13397 try { 13398 final XmlPullParser parser = Xml.newPullParser(); 13399 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13400 13401 int type; 13402 while ((type = parser.next()) != XmlPullParser.START_TAG 13403 && type != XmlPullParser.END_DOCUMENT) { 13404 } 13405 if (type != XmlPullParser.START_TAG) { 13406 // oops didn't find a start tag?! 13407 if (DEBUG_BACKUP) { 13408 Slog.e(TAG, "Didn't find start tag during restore"); 13409 } 13410 return; 13411 } 13412 13413 // this is supposed to be TAG_PREFERRED_BACKUP 13414 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 13415 if (DEBUG_BACKUP) { 13416 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13417 } 13418 return; 13419 } 13420 13421 // skip interfering stuff, then we're aligned with the backing implementation 13422 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13423 synchronized (mPackages) { 13424 mSettings.readPreferredActivitiesLPw(parser, userId); 13425 } 13426 } catch (Exception e) { 13427 if (DEBUG_BACKUP) { 13428 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13429 } 13430 } 13431 } 13432 13433 @Override 13434 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13435 int sourceUserId, int targetUserId, int flags) { 13436 mContext.enforceCallingOrSelfPermission( 13437 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13438 int callingUid = Binder.getCallingUid(); 13439 enforceOwnerRights(ownerPackage, callingUid); 13440 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13441 if (intentFilter.countActions() == 0) { 13442 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13443 return; 13444 } 13445 synchronized (mPackages) { 13446 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13447 ownerPackage, targetUserId, flags); 13448 CrossProfileIntentResolver resolver = 13449 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13450 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13451 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13452 if (existing != null) { 13453 int size = existing.size(); 13454 for (int i = 0; i < size; i++) { 13455 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13456 return; 13457 } 13458 } 13459 } 13460 resolver.addFilter(newFilter); 13461 scheduleWritePackageRestrictionsLocked(sourceUserId); 13462 } 13463 } 13464 13465 @Override 13466 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13467 mContext.enforceCallingOrSelfPermission( 13468 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13469 int callingUid = Binder.getCallingUid(); 13470 enforceOwnerRights(ownerPackage, callingUid); 13471 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13472 synchronized (mPackages) { 13473 CrossProfileIntentResolver resolver = 13474 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13475 ArraySet<CrossProfileIntentFilter> set = 13476 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13477 for (CrossProfileIntentFilter filter : set) { 13478 if (filter.getOwnerPackage().equals(ownerPackage)) { 13479 resolver.removeFilter(filter); 13480 } 13481 } 13482 scheduleWritePackageRestrictionsLocked(sourceUserId); 13483 } 13484 } 13485 13486 // Enforcing that callingUid is owning pkg on userId 13487 private void enforceOwnerRights(String pkg, int callingUid) { 13488 // The system owns everything. 13489 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13490 return; 13491 } 13492 int callingUserId = UserHandle.getUserId(callingUid); 13493 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13494 if (pi == null) { 13495 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13496 + callingUserId); 13497 } 13498 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13499 throw new SecurityException("Calling uid " + callingUid 13500 + " does not own package " + pkg); 13501 } 13502 } 13503 13504 @Override 13505 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13506 Intent intent = new Intent(Intent.ACTION_MAIN); 13507 intent.addCategory(Intent.CATEGORY_HOME); 13508 13509 final int callingUserId = UserHandle.getCallingUserId(); 13510 List<ResolveInfo> list = queryIntentActivities(intent, null, 13511 PackageManager.GET_META_DATA, callingUserId); 13512 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13513 true, false, false, callingUserId); 13514 13515 allHomeCandidates.clear(); 13516 if (list != null) { 13517 for (ResolveInfo ri : list) { 13518 allHomeCandidates.add(ri); 13519 } 13520 } 13521 return (preferred == null || preferred.activityInfo == null) 13522 ? null 13523 : new ComponentName(preferred.activityInfo.packageName, 13524 preferred.activityInfo.name); 13525 } 13526 13527 @Override 13528 public void setApplicationEnabledSetting(String appPackageName, 13529 int newState, int flags, int userId, String callingPackage) { 13530 if (!sUserManager.exists(userId)) return; 13531 if (callingPackage == null) { 13532 callingPackage = Integer.toString(Binder.getCallingUid()); 13533 } 13534 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13535 } 13536 13537 @Override 13538 public void setComponentEnabledSetting(ComponentName componentName, 13539 int newState, int flags, int userId) { 13540 if (!sUserManager.exists(userId)) return; 13541 setEnabledSetting(componentName.getPackageName(), 13542 componentName.getClassName(), newState, flags, userId, null); 13543 } 13544 13545 private void setEnabledSetting(final String packageName, String className, int newState, 13546 final int flags, int userId, String callingPackage) { 13547 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13548 || newState == COMPONENT_ENABLED_STATE_ENABLED 13549 || newState == COMPONENT_ENABLED_STATE_DISABLED 13550 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13551 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13552 throw new IllegalArgumentException("Invalid new component state: " 13553 + newState); 13554 } 13555 PackageSetting pkgSetting; 13556 final int uid = Binder.getCallingUid(); 13557 final int permission = mContext.checkCallingOrSelfPermission( 13558 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13559 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13560 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13561 boolean sendNow = false; 13562 boolean isApp = (className == null); 13563 String componentName = isApp ? packageName : className; 13564 int packageUid = -1; 13565 ArrayList<String> components; 13566 13567 // writer 13568 synchronized (mPackages) { 13569 pkgSetting = mSettings.mPackages.get(packageName); 13570 if (pkgSetting == null) { 13571 if (className == null) { 13572 throw new IllegalArgumentException( 13573 "Unknown package: " + packageName); 13574 } 13575 throw new IllegalArgumentException( 13576 "Unknown component: " + packageName 13577 + "/" + className); 13578 } 13579 // Allow root and verify that userId is not being specified by a different user 13580 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13581 throw new SecurityException( 13582 "Permission Denial: attempt to change component state from pid=" 13583 + Binder.getCallingPid() 13584 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13585 } 13586 if (className == null) { 13587 // We're dealing with an application/package level state change 13588 if (pkgSetting.getEnabled(userId) == newState) { 13589 // Nothing to do 13590 return; 13591 } 13592 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13593 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13594 // Don't care about who enables an app. 13595 callingPackage = null; 13596 } 13597 pkgSetting.setEnabled(newState, userId, callingPackage); 13598 // pkgSetting.pkg.mSetEnabled = newState; 13599 } else { 13600 // We're dealing with a component level state change 13601 // First, verify that this is a valid class name. 13602 PackageParser.Package pkg = pkgSetting.pkg; 13603 if (pkg == null || !pkg.hasComponentClassName(className)) { 13604 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13605 throw new IllegalArgumentException("Component class " + className 13606 + " does not exist in " + packageName); 13607 } else { 13608 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13609 + className + " does not exist in " + packageName); 13610 } 13611 } 13612 switch (newState) { 13613 case COMPONENT_ENABLED_STATE_ENABLED: 13614 if (!pkgSetting.enableComponentLPw(className, userId)) { 13615 return; 13616 } 13617 break; 13618 case COMPONENT_ENABLED_STATE_DISABLED: 13619 if (!pkgSetting.disableComponentLPw(className, userId)) { 13620 return; 13621 } 13622 break; 13623 case COMPONENT_ENABLED_STATE_DEFAULT: 13624 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13625 return; 13626 } 13627 break; 13628 default: 13629 Slog.e(TAG, "Invalid new component state: " + newState); 13630 return; 13631 } 13632 } 13633 scheduleWritePackageRestrictionsLocked(userId); 13634 components = mPendingBroadcasts.get(userId, packageName); 13635 final boolean newPackage = components == null; 13636 if (newPackage) { 13637 components = new ArrayList<String>(); 13638 } 13639 if (!components.contains(componentName)) { 13640 components.add(componentName); 13641 } 13642 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13643 sendNow = true; 13644 // Purge entry from pending broadcast list if another one exists already 13645 // since we are sending one right away. 13646 mPendingBroadcasts.remove(userId, packageName); 13647 } else { 13648 if (newPackage) { 13649 mPendingBroadcasts.put(userId, packageName, components); 13650 } 13651 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13652 // Schedule a message 13653 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13654 } 13655 } 13656 } 13657 13658 long callingId = Binder.clearCallingIdentity(); 13659 try { 13660 if (sendNow) { 13661 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13662 sendPackageChangedBroadcast(packageName, 13663 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13664 } 13665 } finally { 13666 Binder.restoreCallingIdentity(callingId); 13667 } 13668 } 13669 13670 private void sendPackageChangedBroadcast(String packageName, 13671 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13672 if (DEBUG_INSTALL) 13673 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13674 + componentNames); 13675 Bundle extras = new Bundle(4); 13676 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13677 String nameList[] = new String[componentNames.size()]; 13678 componentNames.toArray(nameList); 13679 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13680 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13681 extras.putInt(Intent.EXTRA_UID, packageUid); 13682 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13683 new int[] {UserHandle.getUserId(packageUid)}); 13684 } 13685 13686 @Override 13687 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13688 if (!sUserManager.exists(userId)) return; 13689 final int uid = Binder.getCallingUid(); 13690 final int permission = mContext.checkCallingOrSelfPermission( 13691 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13692 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13693 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13694 // writer 13695 synchronized (mPackages) { 13696 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 13697 allowedByPermission, uid, userId)) { 13698 scheduleWritePackageRestrictionsLocked(userId); 13699 } 13700 } 13701 } 13702 13703 @Override 13704 public String getInstallerPackageName(String packageName) { 13705 // reader 13706 synchronized (mPackages) { 13707 return mSettings.getInstallerPackageNameLPr(packageName); 13708 } 13709 } 13710 13711 @Override 13712 public int getApplicationEnabledSetting(String packageName, int userId) { 13713 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13714 int uid = Binder.getCallingUid(); 13715 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13716 // reader 13717 synchronized (mPackages) { 13718 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13719 } 13720 } 13721 13722 @Override 13723 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13724 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13725 int uid = Binder.getCallingUid(); 13726 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13727 // reader 13728 synchronized (mPackages) { 13729 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13730 } 13731 } 13732 13733 @Override 13734 public void enterSafeMode() { 13735 enforceSystemOrRoot("Only the system can request entering safe mode"); 13736 13737 if (!mSystemReady) { 13738 mSafeMode = true; 13739 } 13740 } 13741 13742 @Override 13743 public void systemReady() { 13744 mSystemReady = true; 13745 13746 // Read the compatibilty setting when the system is ready. 13747 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13748 mContext.getContentResolver(), 13749 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13750 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13751 if (DEBUG_SETTINGS) { 13752 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13753 } 13754 13755 synchronized (mPackages) { 13756 // Verify that all of the preferred activity components actually 13757 // exist. It is possible for applications to be updated and at 13758 // that point remove a previously declared activity component that 13759 // had been set as a preferred activity. We try to clean this up 13760 // the next time we encounter that preferred activity, but it is 13761 // possible for the user flow to never be able to return to that 13762 // situation so here we do a sanity check to make sure we haven't 13763 // left any junk around. 13764 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13765 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13766 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13767 removed.clear(); 13768 for (PreferredActivity pa : pir.filterSet()) { 13769 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13770 removed.add(pa); 13771 } 13772 } 13773 if (removed.size() > 0) { 13774 for (int r=0; r<removed.size(); r++) { 13775 PreferredActivity pa = removed.get(r); 13776 Slog.w(TAG, "Removing dangling preferred activity: " 13777 + pa.mPref.mComponent); 13778 pir.removeFilter(pa); 13779 } 13780 mSettings.writePackageRestrictionsLPr( 13781 mSettings.mPreferredActivities.keyAt(i)); 13782 } 13783 } 13784 } 13785 sUserManager.systemReady(); 13786 13787 // Kick off any messages waiting for system ready 13788 if (mPostSystemReadyMessages != null) { 13789 for (Message msg : mPostSystemReadyMessages) { 13790 msg.sendToTarget(); 13791 } 13792 mPostSystemReadyMessages = null; 13793 } 13794 13795 // Watch for external volumes that come and go over time 13796 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13797 storage.registerListener(mStorageListener); 13798 13799 mInstallerService.systemReady(); 13800 mPackageDexOptimizer.systemReady(); 13801 } 13802 13803 @Override 13804 public boolean isSafeMode() { 13805 return mSafeMode; 13806 } 13807 13808 @Override 13809 public boolean hasSystemUidErrors() { 13810 return mHasSystemUidErrors; 13811 } 13812 13813 static String arrayToString(int[] array) { 13814 StringBuffer buf = new StringBuffer(128); 13815 buf.append('['); 13816 if (array != null) { 13817 for (int i=0; i<array.length; i++) { 13818 if (i > 0) buf.append(", "); 13819 buf.append(array[i]); 13820 } 13821 } 13822 buf.append(']'); 13823 return buf.toString(); 13824 } 13825 13826 static class DumpState { 13827 public static final int DUMP_LIBS = 1 << 0; 13828 public static final int DUMP_FEATURES = 1 << 1; 13829 public static final int DUMP_RESOLVERS = 1 << 2; 13830 public static final int DUMP_PERMISSIONS = 1 << 3; 13831 public static final int DUMP_PACKAGES = 1 << 4; 13832 public static final int DUMP_SHARED_USERS = 1 << 5; 13833 public static final int DUMP_MESSAGES = 1 << 6; 13834 public static final int DUMP_PROVIDERS = 1 << 7; 13835 public static final int DUMP_VERIFIERS = 1 << 8; 13836 public static final int DUMP_PREFERRED = 1 << 9; 13837 public static final int DUMP_PREFERRED_XML = 1 << 10; 13838 public static final int DUMP_KEYSETS = 1 << 11; 13839 public static final int DUMP_VERSION = 1 << 12; 13840 public static final int DUMP_INSTALLS = 1 << 13; 13841 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13842 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13843 13844 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13845 13846 private int mTypes; 13847 13848 private int mOptions; 13849 13850 private boolean mTitlePrinted; 13851 13852 private SharedUserSetting mSharedUser; 13853 13854 public boolean isDumping(int type) { 13855 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13856 return true; 13857 } 13858 13859 return (mTypes & type) != 0; 13860 } 13861 13862 public void setDump(int type) { 13863 mTypes |= type; 13864 } 13865 13866 public boolean isOptionEnabled(int option) { 13867 return (mOptions & option) != 0; 13868 } 13869 13870 public void setOptionEnabled(int option) { 13871 mOptions |= option; 13872 } 13873 13874 public boolean onTitlePrinted() { 13875 final boolean printed = mTitlePrinted; 13876 mTitlePrinted = true; 13877 return printed; 13878 } 13879 13880 public boolean getTitlePrinted() { 13881 return mTitlePrinted; 13882 } 13883 13884 public void setTitlePrinted(boolean enabled) { 13885 mTitlePrinted = enabled; 13886 } 13887 13888 public SharedUserSetting getSharedUser() { 13889 return mSharedUser; 13890 } 13891 13892 public void setSharedUser(SharedUserSetting user) { 13893 mSharedUser = user; 13894 } 13895 } 13896 13897 @Override 13898 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13899 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13900 != PackageManager.PERMISSION_GRANTED) { 13901 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13902 + Binder.getCallingPid() 13903 + ", uid=" + Binder.getCallingUid() 13904 + " without permission " 13905 + android.Manifest.permission.DUMP); 13906 return; 13907 } 13908 13909 DumpState dumpState = new DumpState(); 13910 boolean fullPreferred = false; 13911 boolean checkin = false; 13912 13913 String packageName = null; 13914 13915 int opti = 0; 13916 while (opti < args.length) { 13917 String opt = args[opti]; 13918 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13919 break; 13920 } 13921 opti++; 13922 13923 if ("-a".equals(opt)) { 13924 // Right now we only know how to print all. 13925 } else if ("-h".equals(opt)) { 13926 pw.println("Package manager dump options:"); 13927 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13928 pw.println(" --checkin: dump for a checkin"); 13929 pw.println(" -f: print details of intent filters"); 13930 pw.println(" -h: print this help"); 13931 pw.println(" cmd may be one of:"); 13932 pw.println(" l[ibraries]: list known shared libraries"); 13933 pw.println(" f[ibraries]: list device features"); 13934 pw.println(" k[eysets]: print known keysets"); 13935 pw.println(" r[esolvers]: dump intent resolvers"); 13936 pw.println(" perm[issions]: dump permissions"); 13937 pw.println(" pref[erred]: print preferred package settings"); 13938 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13939 pw.println(" prov[iders]: dump content providers"); 13940 pw.println(" p[ackages]: dump installed packages"); 13941 pw.println(" s[hared-users]: dump shared user IDs"); 13942 pw.println(" m[essages]: print collected runtime messages"); 13943 pw.println(" v[erifiers]: print package verifier info"); 13944 pw.println(" version: print database version info"); 13945 pw.println(" write: write current settings now"); 13946 pw.println(" <package.name>: info about given package"); 13947 pw.println(" installs: details about install sessions"); 13948 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13949 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13950 return; 13951 } else if ("--checkin".equals(opt)) { 13952 checkin = true; 13953 } else if ("-f".equals(opt)) { 13954 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13955 } else { 13956 pw.println("Unknown argument: " + opt + "; use -h for help"); 13957 } 13958 } 13959 13960 // Is the caller requesting to dump a particular piece of data? 13961 if (opti < args.length) { 13962 String cmd = args[opti]; 13963 opti++; 13964 // Is this a package name? 13965 if ("android".equals(cmd) || cmd.contains(".")) { 13966 packageName = cmd; 13967 // When dumping a single package, we always dump all of its 13968 // filter information since the amount of data will be reasonable. 13969 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13970 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13971 dumpState.setDump(DumpState.DUMP_LIBS); 13972 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13973 dumpState.setDump(DumpState.DUMP_FEATURES); 13974 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13975 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13976 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13977 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13978 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13979 dumpState.setDump(DumpState.DUMP_PREFERRED); 13980 } else if ("preferred-xml".equals(cmd)) { 13981 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13982 if (opti < args.length && "--full".equals(args[opti])) { 13983 fullPreferred = true; 13984 opti++; 13985 } 13986 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13987 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13988 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13989 dumpState.setDump(DumpState.DUMP_PACKAGES); 13990 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13991 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13992 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13993 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13994 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13995 dumpState.setDump(DumpState.DUMP_MESSAGES); 13996 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13997 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13998 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13999 || "intent-filter-verifiers".equals(cmd)) { 14000 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14001 } else if ("version".equals(cmd)) { 14002 dumpState.setDump(DumpState.DUMP_VERSION); 14003 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14004 dumpState.setDump(DumpState.DUMP_KEYSETS); 14005 } else if ("installs".equals(cmd)) { 14006 dumpState.setDump(DumpState.DUMP_INSTALLS); 14007 } else if ("write".equals(cmd)) { 14008 synchronized (mPackages) { 14009 mSettings.writeLPr(); 14010 pw.println("Settings written."); 14011 return; 14012 } 14013 } 14014 } 14015 14016 if (checkin) { 14017 pw.println("vers,1"); 14018 } 14019 14020 // reader 14021 synchronized (mPackages) { 14022 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14023 if (!checkin) { 14024 if (dumpState.onTitlePrinted()) 14025 pw.println(); 14026 pw.println("Database versions:"); 14027 pw.print(" SDK Version:"); 14028 pw.print(" internal="); 14029 pw.print(mSettings.mInternalSdkPlatform); 14030 pw.print(" external="); 14031 pw.println(mSettings.mExternalSdkPlatform); 14032 pw.print(" DB Version:"); 14033 pw.print(" internal="); 14034 pw.print(mSettings.mInternalDatabaseVersion); 14035 pw.print(" external="); 14036 pw.println(mSettings.mExternalDatabaseVersion); 14037 } 14038 } 14039 14040 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14041 if (!checkin) { 14042 if (dumpState.onTitlePrinted()) 14043 pw.println(); 14044 pw.println("Verifiers:"); 14045 pw.print(" Required: "); 14046 pw.print(mRequiredVerifierPackage); 14047 pw.print(" (uid="); 14048 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14049 pw.println(")"); 14050 } else if (mRequiredVerifierPackage != null) { 14051 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14052 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14053 } 14054 } 14055 14056 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14057 packageName == null) { 14058 if (mIntentFilterVerifierComponent != null) { 14059 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14060 if (!checkin) { 14061 if (dumpState.onTitlePrinted()) 14062 pw.println(); 14063 pw.println("Intent Filter Verifier:"); 14064 pw.print(" Using: "); 14065 pw.print(verifierPackageName); 14066 pw.print(" (uid="); 14067 pw.print(getPackageUid(verifierPackageName, 0)); 14068 pw.println(")"); 14069 } else if (verifierPackageName != null) { 14070 pw.print("ifv,"); pw.print(verifierPackageName); 14071 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14072 } 14073 } else { 14074 pw.println(); 14075 pw.println("No Intent Filter Verifier available!"); 14076 } 14077 } 14078 14079 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14080 boolean printedHeader = false; 14081 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14082 while (it.hasNext()) { 14083 String name = it.next(); 14084 SharedLibraryEntry ent = mSharedLibraries.get(name); 14085 if (!checkin) { 14086 if (!printedHeader) { 14087 if (dumpState.onTitlePrinted()) 14088 pw.println(); 14089 pw.println("Libraries:"); 14090 printedHeader = true; 14091 } 14092 pw.print(" "); 14093 } else { 14094 pw.print("lib,"); 14095 } 14096 pw.print(name); 14097 if (!checkin) { 14098 pw.print(" -> "); 14099 } 14100 if (ent.path != null) { 14101 if (!checkin) { 14102 pw.print("(jar) "); 14103 pw.print(ent.path); 14104 } else { 14105 pw.print(",jar,"); 14106 pw.print(ent.path); 14107 } 14108 } else { 14109 if (!checkin) { 14110 pw.print("(apk) "); 14111 pw.print(ent.apk); 14112 } else { 14113 pw.print(",apk,"); 14114 pw.print(ent.apk); 14115 } 14116 } 14117 pw.println(); 14118 } 14119 } 14120 14121 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14122 if (dumpState.onTitlePrinted()) 14123 pw.println(); 14124 if (!checkin) { 14125 pw.println("Features:"); 14126 } 14127 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14128 while (it.hasNext()) { 14129 String name = it.next(); 14130 if (!checkin) { 14131 pw.print(" "); 14132 } else { 14133 pw.print("feat,"); 14134 } 14135 pw.println(name); 14136 } 14137 } 14138 14139 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14140 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14141 : "Activity Resolver Table:", " ", packageName, 14142 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14143 dumpState.setTitlePrinted(true); 14144 } 14145 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14146 : "Receiver Resolver Table:", " ", packageName, 14147 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14148 dumpState.setTitlePrinted(true); 14149 } 14150 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14151 : "Service Resolver Table:", " ", packageName, 14152 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14153 dumpState.setTitlePrinted(true); 14154 } 14155 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14156 : "Provider Resolver Table:", " ", packageName, 14157 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14158 dumpState.setTitlePrinted(true); 14159 } 14160 } 14161 14162 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14163 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14164 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14165 int user = mSettings.mPreferredActivities.keyAt(i); 14166 if (pir.dump(pw, 14167 dumpState.getTitlePrinted() 14168 ? "\nPreferred Activities User " + user + ":" 14169 : "Preferred Activities User " + user + ":", " ", 14170 packageName, true, false)) { 14171 dumpState.setTitlePrinted(true); 14172 } 14173 } 14174 } 14175 14176 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14177 pw.flush(); 14178 FileOutputStream fout = new FileOutputStream(fd); 14179 BufferedOutputStream str = new BufferedOutputStream(fout); 14180 XmlSerializer serializer = new FastXmlSerializer(); 14181 try { 14182 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14183 serializer.startDocument(null, true); 14184 serializer.setFeature( 14185 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14186 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14187 serializer.endDocument(); 14188 serializer.flush(); 14189 } catch (IllegalArgumentException e) { 14190 pw.println("Failed writing: " + e); 14191 } catch (IllegalStateException e) { 14192 pw.println("Failed writing: " + e); 14193 } catch (IOException e) { 14194 pw.println("Failed writing: " + e); 14195 } 14196 } 14197 14198 if (!checkin && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED)) { 14199 pw.println(); 14200 int count = mSettings.mPackages.size(); 14201 if (count == 0) { 14202 pw.println("No domain preferred apps!"); 14203 pw.println(); 14204 } else { 14205 final String prefix = " "; 14206 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14207 if (allPackageSettings.size() == 0) { 14208 pw.println("No domain preferred apps!"); 14209 pw.println(); 14210 } else { 14211 pw.println("Domain preferred apps status:"); 14212 pw.println(); 14213 count = 0; 14214 for (PackageSetting ps : allPackageSettings) { 14215 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14216 if (ivi == null || ivi.getPackageName() == null) continue; 14217 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14218 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14219 pw.println(prefix + "Status: " + ivi.getStatusString()); 14220 pw.println(); 14221 count++; 14222 } 14223 if (count == 0) { 14224 pw.println(prefix + "No domain preferred app status!"); 14225 pw.println(); 14226 } 14227 for (int userId : sUserManager.getUserIds()) { 14228 pw.println("Domain preferred apps for User " + userId + ":"); 14229 pw.println(); 14230 count = 0; 14231 for (PackageSetting ps : allPackageSettings) { 14232 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14233 if (ivi == null || ivi.getPackageName() == null) { 14234 continue; 14235 } 14236 final int status = ps.getDomainVerificationStatusForUser(userId); 14237 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14238 continue; 14239 } 14240 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14241 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14242 String statusStr = IntentFilterVerificationInfo. 14243 getStatusStringFromValue(status); 14244 pw.println(prefix + "Status: " + statusStr); 14245 pw.println(); 14246 count++; 14247 } 14248 if (count == 0) { 14249 pw.println(prefix + "No domain preferred apps!"); 14250 pw.println(); 14251 } 14252 } 14253 } 14254 } 14255 } 14256 14257 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14258 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 14259 if (packageName == null) { 14260 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14261 if (iperm == 0) { 14262 if (dumpState.onTitlePrinted()) 14263 pw.println(); 14264 pw.println("AppOp Permissions:"); 14265 } 14266 pw.print(" AppOp Permission "); 14267 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14268 pw.println(":"); 14269 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14270 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14271 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14272 } 14273 } 14274 } 14275 } 14276 14277 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14278 boolean printedSomething = false; 14279 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14280 if (packageName != null && !packageName.equals(p.info.packageName)) { 14281 continue; 14282 } 14283 if (!printedSomething) { 14284 if (dumpState.onTitlePrinted()) 14285 pw.println(); 14286 pw.println("Registered ContentProviders:"); 14287 printedSomething = true; 14288 } 14289 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14290 pw.print(" "); pw.println(p.toString()); 14291 } 14292 printedSomething = false; 14293 for (Map.Entry<String, PackageParser.Provider> entry : 14294 mProvidersByAuthority.entrySet()) { 14295 PackageParser.Provider p = entry.getValue(); 14296 if (packageName != null && !packageName.equals(p.info.packageName)) { 14297 continue; 14298 } 14299 if (!printedSomething) { 14300 if (dumpState.onTitlePrinted()) 14301 pw.println(); 14302 pw.println("ContentProvider Authorities:"); 14303 printedSomething = true; 14304 } 14305 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14306 pw.print(" "); pw.println(p.toString()); 14307 if (p.info != null && p.info.applicationInfo != null) { 14308 final String appInfo = p.info.applicationInfo.toString(); 14309 pw.print(" applicationInfo="); pw.println(appInfo); 14310 } 14311 } 14312 } 14313 14314 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14315 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14316 } 14317 14318 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14319 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 14320 } 14321 14322 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14323 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 14324 } 14325 14326 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14327 // XXX should handle packageName != null by dumping only install data that 14328 // the given package is involved with. 14329 if (dumpState.onTitlePrinted()) pw.println(); 14330 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14331 } 14332 14333 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14334 if (dumpState.onTitlePrinted()) pw.println(); 14335 mSettings.dumpReadMessagesLPr(pw, dumpState); 14336 14337 pw.println(); 14338 pw.println("Package warning messages:"); 14339 BufferedReader in = null; 14340 String line = null; 14341 try { 14342 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14343 while ((line = in.readLine()) != null) { 14344 if (line.contains("ignored: updated version")) continue; 14345 pw.println(line); 14346 } 14347 } catch (IOException ignored) { 14348 } finally { 14349 IoUtils.closeQuietly(in); 14350 } 14351 } 14352 14353 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14354 BufferedReader in = null; 14355 String line = null; 14356 try { 14357 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14358 while ((line = in.readLine()) != null) { 14359 if (line.contains("ignored: updated version")) continue; 14360 pw.print("msg,"); 14361 pw.println(line); 14362 } 14363 } catch (IOException ignored) { 14364 } finally { 14365 IoUtils.closeQuietly(in); 14366 } 14367 } 14368 } 14369 } 14370 14371 // ------- apps on sdcard specific code ------- 14372 static final boolean DEBUG_SD_INSTALL = false; 14373 14374 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14375 14376 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14377 14378 private boolean mMediaMounted = false; 14379 14380 static String getEncryptKey() { 14381 try { 14382 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14383 SD_ENCRYPTION_KEYSTORE_NAME); 14384 if (sdEncKey == null) { 14385 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14386 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14387 if (sdEncKey == null) { 14388 Slog.e(TAG, "Failed to create encryption keys"); 14389 return null; 14390 } 14391 } 14392 return sdEncKey; 14393 } catch (NoSuchAlgorithmException nsae) { 14394 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14395 return null; 14396 } catch (IOException ioe) { 14397 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14398 return null; 14399 } 14400 } 14401 14402 /* 14403 * Update media status on PackageManager. 14404 */ 14405 @Override 14406 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14407 int callingUid = Binder.getCallingUid(); 14408 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14409 throw new SecurityException("Media status can only be updated by the system"); 14410 } 14411 // reader; this apparently protects mMediaMounted, but should probably 14412 // be a different lock in that case. 14413 synchronized (mPackages) { 14414 Log.i(TAG, "Updating external media status from " 14415 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14416 + (mediaStatus ? "mounted" : "unmounted")); 14417 if (DEBUG_SD_INSTALL) 14418 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14419 + ", mMediaMounted=" + mMediaMounted); 14420 if (mediaStatus == mMediaMounted) { 14421 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14422 : 0, -1); 14423 mHandler.sendMessage(msg); 14424 return; 14425 } 14426 mMediaMounted = mediaStatus; 14427 } 14428 // Queue up an async operation since the package installation may take a 14429 // little while. 14430 mHandler.post(new Runnable() { 14431 public void run() { 14432 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14433 } 14434 }); 14435 } 14436 14437 /** 14438 * Called by MountService when the initial ASECs to scan are available. 14439 * Should block until all the ASEC containers are finished being scanned. 14440 */ 14441 public void scanAvailableAsecs() { 14442 updateExternalMediaStatusInner(true, false, false); 14443 if (mShouldRestoreconData) { 14444 SELinuxMMAC.setRestoreconDone(); 14445 mShouldRestoreconData = false; 14446 } 14447 } 14448 14449 /* 14450 * Collect information of applications on external media, map them against 14451 * existing containers and update information based on current mount status. 14452 * Please note that we always have to report status if reportStatus has been 14453 * set to true especially when unloading packages. 14454 */ 14455 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14456 boolean externalStorage) { 14457 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14458 int[] uidArr = EmptyArray.INT; 14459 14460 final String[] list = PackageHelper.getSecureContainerList(); 14461 if (ArrayUtils.isEmpty(list)) { 14462 Log.i(TAG, "No secure containers found"); 14463 } else { 14464 // Process list of secure containers and categorize them 14465 // as active or stale based on their package internal state. 14466 14467 // reader 14468 synchronized (mPackages) { 14469 for (String cid : list) { 14470 // Leave stages untouched for now; installer service owns them 14471 if (PackageInstallerService.isStageName(cid)) continue; 14472 14473 if (DEBUG_SD_INSTALL) 14474 Log.i(TAG, "Processing container " + cid); 14475 String pkgName = getAsecPackageName(cid); 14476 if (pkgName == null) { 14477 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14478 continue; 14479 } 14480 if (DEBUG_SD_INSTALL) 14481 Log.i(TAG, "Looking for pkg : " + pkgName); 14482 14483 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14484 if (ps == null) { 14485 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14486 continue; 14487 } 14488 14489 /* 14490 * Skip packages that are not external if we're unmounting 14491 * external storage. 14492 */ 14493 if (externalStorage && !isMounted && !isExternal(ps)) { 14494 continue; 14495 } 14496 14497 final AsecInstallArgs args = new AsecInstallArgs(cid, 14498 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14499 // The package status is changed only if the code path 14500 // matches between settings and the container id. 14501 if (ps.codePathString != null 14502 && ps.codePathString.startsWith(args.getCodePath())) { 14503 if (DEBUG_SD_INSTALL) { 14504 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14505 + " at code path: " + ps.codePathString); 14506 } 14507 14508 // We do have a valid package installed on sdcard 14509 processCids.put(args, ps.codePathString); 14510 final int uid = ps.appId; 14511 if (uid != -1) { 14512 uidArr = ArrayUtils.appendInt(uidArr, uid); 14513 } 14514 } else { 14515 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14516 + ps.codePathString); 14517 } 14518 } 14519 } 14520 14521 Arrays.sort(uidArr); 14522 } 14523 14524 // Process packages with valid entries. 14525 if (isMounted) { 14526 if (DEBUG_SD_INSTALL) 14527 Log.i(TAG, "Loading packages"); 14528 loadMediaPackages(processCids, uidArr); 14529 startCleaningPackages(); 14530 mInstallerService.onSecureContainersAvailable(); 14531 } else { 14532 if (DEBUG_SD_INSTALL) 14533 Log.i(TAG, "Unloading packages"); 14534 unloadMediaPackages(processCids, uidArr, reportStatus); 14535 } 14536 } 14537 14538 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14539 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14540 final int size = infos.size(); 14541 final String[] packageNames = new String[size]; 14542 final int[] packageUids = new int[size]; 14543 for (int i = 0; i < size; i++) { 14544 final ApplicationInfo info = infos.get(i); 14545 packageNames[i] = info.packageName; 14546 packageUids[i] = info.uid; 14547 } 14548 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14549 finishedReceiver); 14550 } 14551 14552 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14553 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14554 sendResourcesChangedBroadcast(mediaStatus, replacing, 14555 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14556 } 14557 14558 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14559 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14560 int size = pkgList.length; 14561 if (size > 0) { 14562 // Send broadcasts here 14563 Bundle extras = new Bundle(); 14564 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14565 if (uidArr != null) { 14566 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14567 } 14568 if (replacing) { 14569 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14570 } 14571 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14572 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14573 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14574 } 14575 } 14576 14577 /* 14578 * Look at potentially valid container ids from processCids If package 14579 * information doesn't match the one on record or package scanning fails, 14580 * the cid is added to list of removeCids. We currently don't delete stale 14581 * containers. 14582 */ 14583 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14584 ArrayList<String> pkgList = new ArrayList<String>(); 14585 Set<AsecInstallArgs> keys = processCids.keySet(); 14586 14587 for (AsecInstallArgs args : keys) { 14588 String codePath = processCids.get(args); 14589 if (DEBUG_SD_INSTALL) 14590 Log.i(TAG, "Loading container : " + args.cid); 14591 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14592 try { 14593 // Make sure there are no container errors first. 14594 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14595 Slog.e(TAG, "Failed to mount cid : " + args.cid 14596 + " when installing from sdcard"); 14597 continue; 14598 } 14599 // Check code path here. 14600 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14601 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14602 + " does not match one in settings " + codePath); 14603 continue; 14604 } 14605 // Parse package 14606 int parseFlags = mDefParseFlags; 14607 if (args.isExternalAsec()) { 14608 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14609 } 14610 if (args.isFwdLocked()) { 14611 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14612 } 14613 14614 synchronized (mInstallLock) { 14615 PackageParser.Package pkg = null; 14616 try { 14617 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14618 } catch (PackageManagerException e) { 14619 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14620 } 14621 // Scan the package 14622 if (pkg != null) { 14623 /* 14624 * TODO why is the lock being held? doPostInstall is 14625 * called in other places without the lock. This needs 14626 * to be straightened out. 14627 */ 14628 // writer 14629 synchronized (mPackages) { 14630 retCode = PackageManager.INSTALL_SUCCEEDED; 14631 pkgList.add(pkg.packageName); 14632 // Post process args 14633 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14634 pkg.applicationInfo.uid); 14635 } 14636 } else { 14637 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14638 } 14639 } 14640 14641 } finally { 14642 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14643 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14644 } 14645 } 14646 } 14647 // writer 14648 synchronized (mPackages) { 14649 // If the platform SDK has changed since the last time we booted, 14650 // we need to re-grant app permission to catch any new ones that 14651 // appear. This is really a hack, and means that apps can in some 14652 // cases get permissions that the user didn't initially explicitly 14653 // allow... it would be nice to have some better way to handle 14654 // this situation. 14655 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14656 if (regrantPermissions) 14657 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14658 + mSdkVersion + "; regranting permissions for external storage"); 14659 mSettings.mExternalSdkPlatform = mSdkVersion; 14660 14661 // Make sure group IDs have been assigned, and any permission 14662 // changes in other apps are accounted for 14663 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14664 | (regrantPermissions 14665 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14666 : 0)); 14667 14668 mSettings.updateExternalDatabaseVersion(); 14669 14670 // can downgrade to reader 14671 // Persist settings 14672 mSettings.writeLPr(); 14673 } 14674 // Send a broadcast to let everyone know we are done processing 14675 if (pkgList.size() > 0) { 14676 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14677 } 14678 } 14679 14680 /* 14681 * Utility method to unload a list of specified containers 14682 */ 14683 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14684 // Just unmount all valid containers. 14685 for (AsecInstallArgs arg : cidArgs) { 14686 synchronized (mInstallLock) { 14687 arg.doPostDeleteLI(false); 14688 } 14689 } 14690 } 14691 14692 /* 14693 * Unload packages mounted on external media. This involves deleting package 14694 * data from internal structures, sending broadcasts about diabled packages, 14695 * gc'ing to free up references, unmounting all secure containers 14696 * corresponding to packages on external media, and posting a 14697 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14698 * that we always have to post this message if status has been requested no 14699 * matter what. 14700 */ 14701 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14702 final boolean reportStatus) { 14703 if (DEBUG_SD_INSTALL) 14704 Log.i(TAG, "unloading media packages"); 14705 ArrayList<String> pkgList = new ArrayList<String>(); 14706 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14707 final Set<AsecInstallArgs> keys = processCids.keySet(); 14708 for (AsecInstallArgs args : keys) { 14709 String pkgName = args.getPackageName(); 14710 if (DEBUG_SD_INSTALL) 14711 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14712 // Delete package internally 14713 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14714 synchronized (mInstallLock) { 14715 boolean res = deletePackageLI(pkgName, null, false, null, null, 14716 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14717 if (res) { 14718 pkgList.add(pkgName); 14719 } else { 14720 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14721 failedList.add(args); 14722 } 14723 } 14724 } 14725 14726 // reader 14727 synchronized (mPackages) { 14728 // We didn't update the settings after removing each package; 14729 // write them now for all packages. 14730 mSettings.writeLPr(); 14731 } 14732 14733 // We have to absolutely send UPDATED_MEDIA_STATUS only 14734 // after confirming that all the receivers processed the ordered 14735 // broadcast when packages get disabled, force a gc to clean things up. 14736 // and unload all the containers. 14737 if (pkgList.size() > 0) { 14738 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14739 new IIntentReceiver.Stub() { 14740 public void performReceive(Intent intent, int resultCode, String data, 14741 Bundle extras, boolean ordered, boolean sticky, 14742 int sendingUser) throws RemoteException { 14743 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14744 reportStatus ? 1 : 0, 1, keys); 14745 mHandler.sendMessage(msg); 14746 } 14747 }); 14748 } else { 14749 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14750 keys); 14751 mHandler.sendMessage(msg); 14752 } 14753 } 14754 14755 private void loadPrivatePackages(VolumeInfo vol) { 14756 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14757 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14758 synchronized (mInstallLock) { 14759 synchronized (mPackages) { 14760 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14761 for (PackageSetting ps : packages) { 14762 final PackageParser.Package pkg; 14763 try { 14764 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14765 loaded.add(pkg.applicationInfo); 14766 } catch (PackageManagerException e) { 14767 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14768 } 14769 } 14770 14771 // TODO: regrant any permissions that changed based since original install 14772 14773 mSettings.writeLPr(); 14774 } 14775 } 14776 14777 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 14778 sendResourcesChangedBroadcast(true, false, loaded, null); 14779 } 14780 14781 private void unloadPrivatePackages(VolumeInfo vol) { 14782 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14783 synchronized (mInstallLock) { 14784 synchronized (mPackages) { 14785 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14786 for (PackageSetting ps : packages) { 14787 if (ps.pkg == null) continue; 14788 14789 final ApplicationInfo info = ps.pkg.applicationInfo; 14790 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14791 if (deletePackageLI(ps.name, null, false, null, null, 14792 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14793 unloaded.add(info); 14794 } else { 14795 Slog.w(TAG, "Failed to unload " + ps.codePath); 14796 } 14797 } 14798 14799 mSettings.writeLPr(); 14800 } 14801 } 14802 14803 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 14804 sendResourcesChangedBroadcast(false, false, unloaded, null); 14805 } 14806 14807 private void unfreezePackage(String packageName) { 14808 synchronized (mPackages) { 14809 final PackageSetting ps = mSettings.mPackages.get(packageName); 14810 if (ps != null) { 14811 ps.frozen = false; 14812 } 14813 } 14814 } 14815 14816 @Override 14817 public int movePackage(final String packageName, final String volumeUuid) { 14818 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14819 14820 final int moveId = mNextMoveId.getAndIncrement(); 14821 try { 14822 movePackageInternal(packageName, volumeUuid, moveId); 14823 } catch (PackageManagerException e) { 14824 Slog.w(TAG, "Failed to move " + packageName, e); 14825 mMoveCallbacks.notifyStatusChanged(moveId, 14826 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14827 } 14828 return moveId; 14829 } 14830 14831 private void movePackageInternal(final String packageName, final String volumeUuid, 14832 final int moveId) throws PackageManagerException { 14833 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14834 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14835 final PackageManager pm = mContext.getPackageManager(); 14836 14837 final boolean currentAsec; 14838 final String currentVolumeUuid; 14839 final File codeFile; 14840 final String installerPackageName; 14841 final String packageAbiOverride; 14842 final int appId; 14843 final String seinfo; 14844 final String label; 14845 14846 // reader 14847 synchronized (mPackages) { 14848 final PackageParser.Package pkg = mPackages.get(packageName); 14849 final PackageSetting ps = mSettings.mPackages.get(packageName); 14850 if (pkg == null || ps == null) { 14851 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14852 } 14853 14854 if (pkg.applicationInfo.isSystemApp()) { 14855 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14856 "Cannot move system application"); 14857 } 14858 14859 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 14860 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14861 "Package already moved to " + volumeUuid); 14862 } 14863 14864 final File probe = new File(pkg.codePath); 14865 final File probeOat = new File(probe, "oat"); 14866 if (!probe.isDirectory() || !probeOat.isDirectory()) { 14867 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14868 "Move only supported for modern cluster style installs"); 14869 } 14870 14871 if (ps.frozen) { 14872 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14873 "Failed to move already frozen package"); 14874 } 14875 ps.frozen = true; 14876 14877 currentAsec = pkg.applicationInfo.isForwardLocked() 14878 || pkg.applicationInfo.isExternalAsec(); 14879 currentVolumeUuid = ps.volumeUuid; 14880 codeFile = new File(pkg.codePath); 14881 installerPackageName = ps.installerPackageName; 14882 packageAbiOverride = ps.cpuAbiOverrideString; 14883 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14884 seinfo = pkg.applicationInfo.seinfo; 14885 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 14886 } 14887 14888 // Now that we're guarded by frozen state, kill app during move 14889 killApplication(packageName, appId, "move pkg"); 14890 14891 final Bundle extras = new Bundle(); 14892 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 14893 extras.putString(Intent.EXTRA_TITLE, label); 14894 mMoveCallbacks.notifyCreated(moveId, extras); 14895 14896 int installFlags; 14897 final boolean moveCompleteApp; 14898 final File measurePath; 14899 14900 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 14901 installFlags = INSTALL_INTERNAL; 14902 moveCompleteApp = !currentAsec; 14903 measurePath = Environment.getDataAppDirectory(volumeUuid); 14904 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 14905 installFlags = INSTALL_EXTERNAL; 14906 moveCompleteApp = false; 14907 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 14908 } else { 14909 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 14910 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 14911 || !volume.isMountedWritable()) { 14912 unfreezePackage(packageName); 14913 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14914 "Move location not mounted private volume"); 14915 } 14916 14917 Preconditions.checkState(!currentAsec); 14918 14919 installFlags = INSTALL_INTERNAL; 14920 moveCompleteApp = true; 14921 measurePath = Environment.getDataAppDirectory(volumeUuid); 14922 } 14923 14924 final PackageStats stats = new PackageStats(null, -1); 14925 synchronized (mInstaller) { 14926 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 14927 unfreezePackage(packageName); 14928 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14929 "Failed to measure package size"); 14930 } 14931 } 14932 14933 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 14934 + stats.dataSize); 14935 14936 final long startFreeBytes = measurePath.getFreeSpace(); 14937 final long sizeBytes; 14938 if (moveCompleteApp) { 14939 sizeBytes = stats.codeSize + stats.dataSize; 14940 } else { 14941 sizeBytes = stats.codeSize; 14942 } 14943 14944 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 14945 unfreezePackage(packageName); 14946 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14947 "Not enough free space to move"); 14948 } 14949 14950 mMoveCallbacks.notifyStatusChanged(moveId, 10); 14951 14952 final CountDownLatch installedLatch = new CountDownLatch(1); 14953 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14954 @Override 14955 public void onUserActionRequired(Intent intent) throws RemoteException { 14956 throw new IllegalStateException(); 14957 } 14958 14959 @Override 14960 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14961 Bundle extras) throws RemoteException { 14962 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 14963 + PackageManager.installStatusToString(returnCode, msg)); 14964 14965 installedLatch.countDown(); 14966 14967 // Regardless of success or failure of the move operation, 14968 // always unfreeze the package 14969 unfreezePackage(packageName); 14970 14971 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14972 switch (status) { 14973 case PackageInstaller.STATUS_SUCCESS: 14974 mMoveCallbacks.notifyStatusChanged(moveId, 14975 PackageManager.MOVE_SUCCEEDED); 14976 break; 14977 case PackageInstaller.STATUS_FAILURE_STORAGE: 14978 mMoveCallbacks.notifyStatusChanged(moveId, 14979 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14980 break; 14981 default: 14982 mMoveCallbacks.notifyStatusChanged(moveId, 14983 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14984 break; 14985 } 14986 } 14987 }; 14988 14989 final MoveInfo move; 14990 if (moveCompleteApp) { 14991 // Kick off a thread to report progress estimates 14992 new Thread() { 14993 @Override 14994 public void run() { 14995 while (true) { 14996 try { 14997 if (installedLatch.await(1, TimeUnit.SECONDS)) { 14998 break; 14999 } 15000 } catch (InterruptedException ignored) { 15001 } 15002 15003 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15004 final int progress = 10 + (int) MathUtils.constrain( 15005 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15006 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15007 } 15008 } 15009 }.start(); 15010 15011 final String dataAppName = codeFile.getName(); 15012 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15013 dataAppName, appId, seinfo); 15014 } else { 15015 move = null; 15016 } 15017 15018 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15019 15020 final Message msg = mHandler.obtainMessage(INIT_COPY); 15021 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15022 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15023 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15024 mHandler.sendMessage(msg); 15025 } 15026 15027 @Override 15028 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15029 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15030 15031 final int realMoveId = mNextMoveId.getAndIncrement(); 15032 final Bundle extras = new Bundle(); 15033 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15034 mMoveCallbacks.notifyCreated(realMoveId, extras); 15035 15036 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15037 @Override 15038 public void onCreated(int moveId, Bundle extras) { 15039 // Ignored 15040 } 15041 15042 @Override 15043 public void onStatusChanged(int moveId, int status, long estMillis) { 15044 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15045 } 15046 }; 15047 15048 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15049 storage.setPrimaryStorageUuid(volumeUuid, callback); 15050 return realMoveId; 15051 } 15052 15053 @Override 15054 public int getMoveStatus(int moveId) { 15055 mContext.enforceCallingOrSelfPermission( 15056 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15057 return mMoveCallbacks.mLastStatus.get(moveId); 15058 } 15059 15060 @Override 15061 public void registerMoveCallback(IPackageMoveObserver callback) { 15062 mContext.enforceCallingOrSelfPermission( 15063 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15064 mMoveCallbacks.register(callback); 15065 } 15066 15067 @Override 15068 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15069 mContext.enforceCallingOrSelfPermission( 15070 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15071 mMoveCallbacks.unregister(callback); 15072 } 15073 15074 @Override 15075 public boolean setInstallLocation(int loc) { 15076 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15077 null); 15078 if (getInstallLocation() == loc) { 15079 return true; 15080 } 15081 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15082 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15083 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15084 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15085 return true; 15086 } 15087 return false; 15088 } 15089 15090 @Override 15091 public int getInstallLocation() { 15092 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15093 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15094 PackageHelper.APP_INSTALL_AUTO); 15095 } 15096 15097 /** Called by UserManagerService */ 15098 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15099 mDirtyUsers.remove(userHandle); 15100 mSettings.removeUserLPw(userHandle); 15101 mPendingBroadcasts.remove(userHandle); 15102 if (mInstaller != null) { 15103 // Technically, we shouldn't be doing this with the package lock 15104 // held. However, this is very rare, and there is already so much 15105 // other disk I/O going on, that we'll let it slide for now. 15106 final StorageManager storage = StorageManager.from(mContext); 15107 final List<VolumeInfo> vols = storage.getVolumes(); 15108 for (VolumeInfo vol : vols) { 15109 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15110 final String volumeUuid = vol.getFsUuid(); 15111 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15112 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15113 } 15114 } 15115 } 15116 mUserNeedsBadging.delete(userHandle); 15117 removeUnusedPackagesLILPw(userManager, userHandle); 15118 } 15119 15120 /** 15121 * We're removing userHandle and would like to remove any downloaded packages 15122 * that are no longer in use by any other user. 15123 * @param userHandle the user being removed 15124 */ 15125 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15126 final boolean DEBUG_CLEAN_APKS = false; 15127 int [] users = userManager.getUserIdsLPr(); 15128 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15129 while (psit.hasNext()) { 15130 PackageSetting ps = psit.next(); 15131 if (ps.pkg == null) { 15132 continue; 15133 } 15134 final String packageName = ps.pkg.packageName; 15135 // Skip over if system app 15136 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15137 continue; 15138 } 15139 if (DEBUG_CLEAN_APKS) { 15140 Slog.i(TAG, "Checking package " + packageName); 15141 } 15142 boolean keep = false; 15143 for (int i = 0; i < users.length; i++) { 15144 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15145 keep = true; 15146 if (DEBUG_CLEAN_APKS) { 15147 Slog.i(TAG, " Keeping package " + packageName + " for user " 15148 + users[i]); 15149 } 15150 break; 15151 } 15152 } 15153 if (!keep) { 15154 if (DEBUG_CLEAN_APKS) { 15155 Slog.i(TAG, " Removing package " + packageName); 15156 } 15157 mHandler.post(new Runnable() { 15158 public void run() { 15159 deletePackageX(packageName, userHandle, 0); 15160 } //end run 15161 }); 15162 } 15163 } 15164 } 15165 15166 /** Called by UserManagerService */ 15167 void createNewUserLILPw(int userHandle, File path) { 15168 if (mInstaller != null) { 15169 mInstaller.createUserConfig(userHandle); 15170 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15171 } 15172 } 15173 15174 void newUserCreatedLILPw(int userHandle) { 15175 // Adding a user requires updating runtime permissions for system apps. 15176 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 15177 } 15178 15179 @Override 15180 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15181 mContext.enforceCallingOrSelfPermission( 15182 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15183 "Only package verification agents can read the verifier device identity"); 15184 15185 synchronized (mPackages) { 15186 return mSettings.getVerifierDeviceIdentityLPw(); 15187 } 15188 } 15189 15190 @Override 15191 public void setPermissionEnforced(String permission, boolean enforced) { 15192 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15193 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15194 synchronized (mPackages) { 15195 if (mSettings.mReadExternalStorageEnforced == null 15196 || mSettings.mReadExternalStorageEnforced != enforced) { 15197 mSettings.mReadExternalStorageEnforced = enforced; 15198 mSettings.writeLPr(); 15199 } 15200 } 15201 // kill any non-foreground processes so we restart them and 15202 // grant/revoke the GID. 15203 final IActivityManager am = ActivityManagerNative.getDefault(); 15204 if (am != null) { 15205 final long token = Binder.clearCallingIdentity(); 15206 try { 15207 am.killProcessesBelowForeground("setPermissionEnforcement"); 15208 } catch (RemoteException e) { 15209 } finally { 15210 Binder.restoreCallingIdentity(token); 15211 } 15212 } 15213 } else { 15214 throw new IllegalArgumentException("No selective enforcement for " + permission); 15215 } 15216 } 15217 15218 @Override 15219 @Deprecated 15220 public boolean isPermissionEnforced(String permission) { 15221 return true; 15222 } 15223 15224 @Override 15225 public boolean isStorageLow() { 15226 final long token = Binder.clearCallingIdentity(); 15227 try { 15228 final DeviceStorageMonitorInternal 15229 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15230 if (dsm != null) { 15231 return dsm.isMemoryLow(); 15232 } else { 15233 return false; 15234 } 15235 } finally { 15236 Binder.restoreCallingIdentity(token); 15237 } 15238 } 15239 15240 @Override 15241 public IPackageInstaller getPackageInstaller() { 15242 return mInstallerService; 15243 } 15244 15245 private boolean userNeedsBadging(int userId) { 15246 int index = mUserNeedsBadging.indexOfKey(userId); 15247 if (index < 0) { 15248 final UserInfo userInfo; 15249 final long token = Binder.clearCallingIdentity(); 15250 try { 15251 userInfo = sUserManager.getUserInfo(userId); 15252 } finally { 15253 Binder.restoreCallingIdentity(token); 15254 } 15255 final boolean b; 15256 if (userInfo != null && userInfo.isManagedProfile()) { 15257 b = true; 15258 } else { 15259 b = false; 15260 } 15261 mUserNeedsBadging.put(userId, b); 15262 return b; 15263 } 15264 return mUserNeedsBadging.valueAt(index); 15265 } 15266 15267 @Override 15268 public KeySet getKeySetByAlias(String packageName, String alias) { 15269 if (packageName == null || alias == null) { 15270 return null; 15271 } 15272 synchronized(mPackages) { 15273 final PackageParser.Package pkg = mPackages.get(packageName); 15274 if (pkg == null) { 15275 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15276 throw new IllegalArgumentException("Unknown package: " + packageName); 15277 } 15278 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15279 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15280 } 15281 } 15282 15283 @Override 15284 public KeySet getSigningKeySet(String packageName) { 15285 if (packageName == null) { 15286 return null; 15287 } 15288 synchronized(mPackages) { 15289 final PackageParser.Package pkg = mPackages.get(packageName); 15290 if (pkg == null) { 15291 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15292 throw new IllegalArgumentException("Unknown package: " + packageName); 15293 } 15294 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15295 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15296 throw new SecurityException("May not access signing KeySet of other apps."); 15297 } 15298 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15299 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15300 } 15301 } 15302 15303 @Override 15304 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15305 if (packageName == null || ks == null) { 15306 return false; 15307 } 15308 synchronized(mPackages) { 15309 final PackageParser.Package pkg = mPackages.get(packageName); 15310 if (pkg == null) { 15311 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15312 throw new IllegalArgumentException("Unknown package: " + packageName); 15313 } 15314 IBinder ksh = ks.getToken(); 15315 if (ksh instanceof KeySetHandle) { 15316 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15317 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15318 } 15319 return false; 15320 } 15321 } 15322 15323 @Override 15324 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15325 if (packageName == null || ks == null) { 15326 return false; 15327 } 15328 synchronized(mPackages) { 15329 final PackageParser.Package pkg = mPackages.get(packageName); 15330 if (pkg == null) { 15331 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15332 throw new IllegalArgumentException("Unknown package: " + packageName); 15333 } 15334 IBinder ksh = ks.getToken(); 15335 if (ksh instanceof KeySetHandle) { 15336 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15337 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15338 } 15339 return false; 15340 } 15341 } 15342 15343 public void getUsageStatsIfNoPackageUsageInfo() { 15344 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15345 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15346 if (usm == null) { 15347 throw new IllegalStateException("UsageStatsManager must be initialized"); 15348 } 15349 long now = System.currentTimeMillis(); 15350 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15351 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15352 String packageName = entry.getKey(); 15353 PackageParser.Package pkg = mPackages.get(packageName); 15354 if (pkg == null) { 15355 continue; 15356 } 15357 UsageStats usage = entry.getValue(); 15358 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15359 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15360 } 15361 } 15362 } 15363 15364 /** 15365 * Check and throw if the given before/after packages would be considered a 15366 * downgrade. 15367 */ 15368 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15369 throws PackageManagerException { 15370 if (after.versionCode < before.mVersionCode) { 15371 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15372 "Update version code " + after.versionCode + " is older than current " 15373 + before.mVersionCode); 15374 } else if (after.versionCode == before.mVersionCode) { 15375 if (after.baseRevisionCode < before.baseRevisionCode) { 15376 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15377 "Update base revision code " + after.baseRevisionCode 15378 + " is older than current " + before.baseRevisionCode); 15379 } 15380 15381 if (!ArrayUtils.isEmpty(after.splitNames)) { 15382 for (int i = 0; i < after.splitNames.length; i++) { 15383 final String splitName = after.splitNames[i]; 15384 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15385 if (j != -1) { 15386 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15387 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15388 "Update split " + splitName + " revision code " 15389 + after.splitRevisionCodes[i] + " is older than current " 15390 + before.splitRevisionCodes[j]); 15391 } 15392 } 15393 } 15394 } 15395 } 15396 } 15397 15398 private static class MoveCallbacks extends Handler { 15399 private static final int MSG_CREATED = 1; 15400 private static final int MSG_STATUS_CHANGED = 2; 15401 15402 private final RemoteCallbackList<IPackageMoveObserver> 15403 mCallbacks = new RemoteCallbackList<>(); 15404 15405 private final SparseIntArray mLastStatus = new SparseIntArray(); 15406 15407 public MoveCallbacks(Looper looper) { 15408 super(looper); 15409 } 15410 15411 public void register(IPackageMoveObserver callback) { 15412 mCallbacks.register(callback); 15413 } 15414 15415 public void unregister(IPackageMoveObserver callback) { 15416 mCallbacks.unregister(callback); 15417 } 15418 15419 @Override 15420 public void handleMessage(Message msg) { 15421 final SomeArgs args = (SomeArgs) msg.obj; 15422 final int n = mCallbacks.beginBroadcast(); 15423 for (int i = 0; i < n; i++) { 15424 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15425 try { 15426 invokeCallback(callback, msg.what, args); 15427 } catch (RemoteException ignored) { 15428 } 15429 } 15430 mCallbacks.finishBroadcast(); 15431 args.recycle(); 15432 } 15433 15434 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15435 throws RemoteException { 15436 switch (what) { 15437 case MSG_CREATED: { 15438 callback.onCreated(args.argi1, (Bundle) args.arg2); 15439 break; 15440 } 15441 case MSG_STATUS_CHANGED: { 15442 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15443 break; 15444 } 15445 } 15446 } 15447 15448 private void notifyCreated(int moveId, Bundle extras) { 15449 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15450 15451 final SomeArgs args = SomeArgs.obtain(); 15452 args.argi1 = moveId; 15453 args.arg2 = extras; 15454 obtainMessage(MSG_CREATED, args).sendToTarget(); 15455 } 15456 15457 private void notifyStatusChanged(int moveId, int status) { 15458 notifyStatusChanged(moveId, status, -1); 15459 } 15460 15461 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15462 Slog.v(TAG, "Move " + moveId + " status " + status); 15463 15464 final SomeArgs args = SomeArgs.obtain(); 15465 args.argi1 = moveId; 15466 args.argi2 = status; 15467 args.arg3 = estMillis; 15468 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15469 15470 synchronized (mLastStatus) { 15471 mLastStatus.put(moveId, status); 15472 } 15473 } 15474 } 15475 15476 private final class OnPermissionChangeListeners extends Handler { 15477 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15478 15479 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15480 new RemoteCallbackList<>(); 15481 15482 public OnPermissionChangeListeners(Looper looper) { 15483 super(looper); 15484 } 15485 15486 @Override 15487 public void handleMessage(Message msg) { 15488 switch (msg.what) { 15489 case MSG_ON_PERMISSIONS_CHANGED: { 15490 final int uid = msg.arg1; 15491 handleOnPermissionsChanged(uid); 15492 } break; 15493 } 15494 } 15495 15496 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15497 mPermissionListeners.register(listener); 15498 15499 } 15500 15501 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15502 mPermissionListeners.unregister(listener); 15503 } 15504 15505 public void onPermissionsChanged(int uid) { 15506 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15507 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15508 } 15509 } 15510 15511 private void handleOnPermissionsChanged(int uid) { 15512 final int count = mPermissionListeners.beginBroadcast(); 15513 try { 15514 for (int i = 0; i < count; i++) { 15515 IOnPermissionsChangeListener callback = mPermissionListeners 15516 .getBroadcastItem(i); 15517 try { 15518 callback.onPermissionsChanged(uid); 15519 } catch (RemoteException e) { 15520 Log.e(TAG, "Permission listener is dead", e); 15521 } 15522 } 15523 } finally { 15524 mPermissionListeners.finishBroadcast(); 15525 } 15526 } 15527 } 15528} 15529