PackageManagerService.java revision 9c896ab226c53020b8495e9d2d6f520a0eb887cb
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 return false; 4089 } 4090 4091 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4092 String resolvedType, int userId) { 4093 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4094 if (resolver != null) { 4095 return resolver.queryIntent(intent, resolvedType, false, userId); 4096 } 4097 return null; 4098 } 4099 4100 @Override 4101 public List<ResolveInfo> queryIntentActivities(Intent intent, 4102 String resolvedType, int flags, int userId) { 4103 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4104 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4105 ComponentName comp = intent.getComponent(); 4106 if (comp == null) { 4107 if (intent.getSelector() != null) { 4108 intent = intent.getSelector(); 4109 comp = intent.getComponent(); 4110 } 4111 } 4112 4113 if (comp != null) { 4114 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4115 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4116 if (ai != null) { 4117 final ResolveInfo ri = new ResolveInfo(); 4118 ri.activityInfo = ai; 4119 list.add(ri); 4120 } 4121 return list; 4122 } 4123 4124 // reader 4125 synchronized (mPackages) { 4126 final String pkgName = intent.getPackage(); 4127 if (pkgName == null) { 4128 List<CrossProfileIntentFilter> matchingFilters = 4129 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4130 // Check for results that need to skip the current profile. 4131 ResolveInfo resolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4132 resolvedType, flags, userId); 4133 if (resolveInfo != null && isUserEnabled(resolveInfo.targetUserId)) { 4134 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4135 result.add(resolveInfo); 4136 return filterIfNotPrimaryUser(result, userId); 4137 } 4138 4139 // Check for results in the current profile. 4140 List<ResolveInfo> result = mActivities.queryIntent( 4141 intent, resolvedType, flags, userId); 4142 4143 // Check for cross profile results. 4144 resolveInfo = queryCrossProfileIntents( 4145 matchingFilters, intent, resolvedType, flags, userId); 4146 if (resolveInfo != null && isUserEnabled(resolveInfo.targetUserId)) { 4147 result.add(resolveInfo); 4148 Collections.sort(result, mResolvePrioritySorter); 4149 } 4150 result = filterIfNotPrimaryUser(result, userId); 4151 if (result.size() > 1 && hasWebURI(intent)) { 4152 return filterCandidatesWithDomainPreferedActivitiesLPr(flags, result); 4153 } 4154 return result; 4155 } 4156 final PackageParser.Package pkg = mPackages.get(pkgName); 4157 if (pkg != null) { 4158 return filterIfNotPrimaryUser( 4159 mActivities.queryIntentForPackage( 4160 intent, resolvedType, flags, pkg.activities, userId), 4161 userId); 4162 } 4163 return new ArrayList<ResolveInfo>(); 4164 } 4165 } 4166 4167 private boolean isUserEnabled(int userId) { 4168 long callingId = Binder.clearCallingIdentity(); 4169 try { 4170 UserInfo userInfo = sUserManager.getUserInfo(userId); 4171 return userInfo != null && userInfo.isEnabled(); 4172 } finally { 4173 Binder.restoreCallingIdentity(callingId); 4174 } 4175 } 4176 4177 /** 4178 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4179 * 4180 * @return filtered list 4181 */ 4182 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4183 if (userId == UserHandle.USER_OWNER) { 4184 return resolveInfos; 4185 } 4186 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4187 ResolveInfo info = resolveInfos.get(i); 4188 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4189 resolveInfos.remove(i); 4190 } 4191 } 4192 return resolveInfos; 4193 } 4194 4195 private static boolean hasWebURI(Intent intent) { 4196 if (intent.getData() == null) { 4197 return false; 4198 } 4199 final String scheme = intent.getScheme(); 4200 if (TextUtils.isEmpty(scheme)) { 4201 return false; 4202 } 4203 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4204 } 4205 4206 private List<ResolveInfo> filterCandidatesWithDomainPreferedActivitiesLPr( 4207 int flags, List<ResolveInfo> candidates) { 4208 if (DEBUG_PREFERRED) { 4209 Slog.v("TAG", "Filtering results with prefered activities. Candidates count: " + 4210 candidates.size()); 4211 } 4212 4213 final int userId = UserHandle.getCallingUserId(); 4214 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4215 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4216 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4217 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4218 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4219 4220 synchronized (mPackages) { 4221 final int count = candidates.size(); 4222 // First, try to use the domain prefered App. Partition the candidates into four lists: 4223 // one for the final results, one for the "do not use ever", one for "undefined status" 4224 // and finally one for "Browser App type". 4225 for (int n=0; n<count; n++) { 4226 ResolveInfo info = candidates.get(n); 4227 String packageName = info.activityInfo.packageName; 4228 PackageSetting ps = mSettings.mPackages.get(packageName); 4229 if (ps != null) { 4230 // Add to the special match all list (Browser use case) 4231 if (info.handleAllWebDataURI) { 4232 matchAllList.add(info); 4233 continue; 4234 } 4235 // Try to get the status from User settings first 4236 int status = getDomainVerificationStatusLPr(ps, userId); 4237 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4238 alwaysList.add(info); 4239 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4240 neverList.add(info); 4241 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4242 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4243 undefinedList.add(info); 4244 } 4245 } 4246 } 4247 // First try to add the "always" if there is any 4248 if (alwaysList.size() > 0) { 4249 result.addAll(alwaysList); 4250 } else { 4251 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4252 result.addAll(undefinedList); 4253 // Also add Browsers (all of them or only the default one) 4254 if ((flags & MATCH_ALL) != 0) { 4255 result.addAll(matchAllList); 4256 } else { 4257 // Try to add the Default Browser if we can 4258 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4259 UserHandle.myUserId()); 4260 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 4261 boolean defaultBrowserFound = false; 4262 final int browserCount = matchAllList.size(); 4263 for (int n=0; n<browserCount; n++) { 4264 ResolveInfo browser = matchAllList.get(n); 4265 if (browser.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4266 result.add(browser); 4267 defaultBrowserFound = true; 4268 break; 4269 } 4270 } 4271 if (!defaultBrowserFound) { 4272 result.addAll(matchAllList); 4273 } 4274 } else { 4275 result.addAll(matchAllList); 4276 } 4277 } 4278 4279 // If there is nothing selected, add all candidates and remove the ones that the User 4280 // has explicitely put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4281 if (result.size() == 0) { 4282 result.addAll(candidates); 4283 result.removeAll(neverList); 4284 } 4285 } 4286 } 4287 if (DEBUG_PREFERRED) { 4288 Slog.v("TAG", "Filtered results with prefered activities. New candidates count: " + 4289 result.size()); 4290 } 4291 return result; 4292 } 4293 4294 private int getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4295 int status = ps.getDomainVerificationStatusForUser(userId); 4296 // if none available, get the master status 4297 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4298 if (ps.getIntentFilterVerificationInfo() != null) { 4299 status = ps.getIntentFilterVerificationInfo().getStatus(); 4300 } 4301 } 4302 return status; 4303 } 4304 4305 private ResolveInfo querySkipCurrentProfileIntents( 4306 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4307 int flags, int sourceUserId) { 4308 if (matchingFilters != null) { 4309 int size = matchingFilters.size(); 4310 for (int i = 0; i < size; i ++) { 4311 CrossProfileIntentFilter filter = matchingFilters.get(i); 4312 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4313 // Checking if there are activities in the target user that can handle the 4314 // intent. 4315 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4316 flags, sourceUserId); 4317 if (resolveInfo != null) { 4318 return resolveInfo; 4319 } 4320 } 4321 } 4322 } 4323 return null; 4324 } 4325 4326 // Return matching ResolveInfo if any for skip current profile intent filters. 4327 private ResolveInfo queryCrossProfileIntents( 4328 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4329 int flags, int sourceUserId) { 4330 if (matchingFilters != null) { 4331 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4332 // match the same intent. For performance reasons, it is better not to 4333 // run queryIntent twice for the same userId 4334 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4335 int size = matchingFilters.size(); 4336 for (int i = 0; i < size; i++) { 4337 CrossProfileIntentFilter filter = matchingFilters.get(i); 4338 int targetUserId = filter.getTargetUserId(); 4339 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4340 && !alreadyTriedUserIds.get(targetUserId)) { 4341 // Checking if there are activities in the target user that can handle the 4342 // intent. 4343 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4344 flags, sourceUserId); 4345 if (resolveInfo != null) return resolveInfo; 4346 alreadyTriedUserIds.put(targetUserId, true); 4347 } 4348 } 4349 } 4350 return null; 4351 } 4352 4353 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4354 String resolvedType, int flags, int sourceUserId) { 4355 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4356 resolvedType, flags, filter.getTargetUserId()); 4357 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4358 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4359 } 4360 return null; 4361 } 4362 4363 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4364 int sourceUserId, int targetUserId) { 4365 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4366 String className; 4367 if (targetUserId == UserHandle.USER_OWNER) { 4368 className = FORWARD_INTENT_TO_USER_OWNER; 4369 } else { 4370 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4371 } 4372 ComponentName forwardingActivityComponentName = new ComponentName( 4373 mAndroidApplication.packageName, className); 4374 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4375 sourceUserId); 4376 if (targetUserId == UserHandle.USER_OWNER) { 4377 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4378 forwardingResolveInfo.noResourceId = true; 4379 } 4380 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4381 forwardingResolveInfo.priority = 0; 4382 forwardingResolveInfo.preferredOrder = 0; 4383 forwardingResolveInfo.match = 0; 4384 forwardingResolveInfo.isDefault = true; 4385 forwardingResolveInfo.filter = filter; 4386 forwardingResolveInfo.targetUserId = targetUserId; 4387 return forwardingResolveInfo; 4388 } 4389 4390 @Override 4391 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4392 Intent[] specifics, String[] specificTypes, Intent intent, 4393 String resolvedType, int flags, int userId) { 4394 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4395 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4396 false, "query intent activity options"); 4397 final String resultsAction = intent.getAction(); 4398 4399 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4400 | PackageManager.GET_RESOLVED_FILTER, userId); 4401 4402 if (DEBUG_INTENT_MATCHING) { 4403 Log.v(TAG, "Query " + intent + ": " + results); 4404 } 4405 4406 int specificsPos = 0; 4407 int N; 4408 4409 // todo: note that the algorithm used here is O(N^2). This 4410 // isn't a problem in our current environment, but if we start running 4411 // into situations where we have more than 5 or 10 matches then this 4412 // should probably be changed to something smarter... 4413 4414 // First we go through and resolve each of the specific items 4415 // that were supplied, taking care of removing any corresponding 4416 // duplicate items in the generic resolve list. 4417 if (specifics != null) { 4418 for (int i=0; i<specifics.length; i++) { 4419 final Intent sintent = specifics[i]; 4420 if (sintent == null) { 4421 continue; 4422 } 4423 4424 if (DEBUG_INTENT_MATCHING) { 4425 Log.v(TAG, "Specific #" + i + ": " + sintent); 4426 } 4427 4428 String action = sintent.getAction(); 4429 if (resultsAction != null && resultsAction.equals(action)) { 4430 // If this action was explicitly requested, then don't 4431 // remove things that have it. 4432 action = null; 4433 } 4434 4435 ResolveInfo ri = null; 4436 ActivityInfo ai = null; 4437 4438 ComponentName comp = sintent.getComponent(); 4439 if (comp == null) { 4440 ri = resolveIntent( 4441 sintent, 4442 specificTypes != null ? specificTypes[i] : null, 4443 flags, userId); 4444 if (ri == null) { 4445 continue; 4446 } 4447 if (ri == mResolveInfo) { 4448 // ACK! Must do something better with this. 4449 } 4450 ai = ri.activityInfo; 4451 comp = new ComponentName(ai.applicationInfo.packageName, 4452 ai.name); 4453 } else { 4454 ai = getActivityInfo(comp, flags, userId); 4455 if (ai == null) { 4456 continue; 4457 } 4458 } 4459 4460 // Look for any generic query activities that are duplicates 4461 // of this specific one, and remove them from the results. 4462 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4463 N = results.size(); 4464 int j; 4465 for (j=specificsPos; j<N; j++) { 4466 ResolveInfo sri = results.get(j); 4467 if ((sri.activityInfo.name.equals(comp.getClassName()) 4468 && sri.activityInfo.applicationInfo.packageName.equals( 4469 comp.getPackageName())) 4470 || (action != null && sri.filter.matchAction(action))) { 4471 results.remove(j); 4472 if (DEBUG_INTENT_MATCHING) Log.v( 4473 TAG, "Removing duplicate item from " + j 4474 + " due to specific " + specificsPos); 4475 if (ri == null) { 4476 ri = sri; 4477 } 4478 j--; 4479 N--; 4480 } 4481 } 4482 4483 // Add this specific item to its proper place. 4484 if (ri == null) { 4485 ri = new ResolveInfo(); 4486 ri.activityInfo = ai; 4487 } 4488 results.add(specificsPos, ri); 4489 ri.specificIndex = i; 4490 specificsPos++; 4491 } 4492 } 4493 4494 // Now we go through the remaining generic results and remove any 4495 // duplicate actions that are found here. 4496 N = results.size(); 4497 for (int i=specificsPos; i<N-1; i++) { 4498 final ResolveInfo rii = results.get(i); 4499 if (rii.filter == null) { 4500 continue; 4501 } 4502 4503 // Iterate over all of the actions of this result's intent 4504 // filter... typically this should be just one. 4505 final Iterator<String> it = rii.filter.actionsIterator(); 4506 if (it == null) { 4507 continue; 4508 } 4509 while (it.hasNext()) { 4510 final String action = it.next(); 4511 if (resultsAction != null && resultsAction.equals(action)) { 4512 // If this action was explicitly requested, then don't 4513 // remove things that have it. 4514 continue; 4515 } 4516 for (int j=i+1; j<N; j++) { 4517 final ResolveInfo rij = results.get(j); 4518 if (rij.filter != null && rij.filter.hasAction(action)) { 4519 results.remove(j); 4520 if (DEBUG_INTENT_MATCHING) Log.v( 4521 TAG, "Removing duplicate item from " + j 4522 + " due to action " + action + " at " + i); 4523 j--; 4524 N--; 4525 } 4526 } 4527 } 4528 4529 // If the caller didn't request filter information, drop it now 4530 // so we don't have to marshall/unmarshall it. 4531 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4532 rii.filter = null; 4533 } 4534 } 4535 4536 // Filter out the caller activity if so requested. 4537 if (caller != null) { 4538 N = results.size(); 4539 for (int i=0; i<N; i++) { 4540 ActivityInfo ainfo = results.get(i).activityInfo; 4541 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 4542 && caller.getClassName().equals(ainfo.name)) { 4543 results.remove(i); 4544 break; 4545 } 4546 } 4547 } 4548 4549 // If the caller didn't request filter information, 4550 // drop them now so we don't have to 4551 // marshall/unmarshall it. 4552 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 4553 N = results.size(); 4554 for (int i=0; i<N; i++) { 4555 results.get(i).filter = null; 4556 } 4557 } 4558 4559 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 4560 return results; 4561 } 4562 4563 @Override 4564 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 4565 int userId) { 4566 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4567 ComponentName comp = intent.getComponent(); 4568 if (comp == null) { 4569 if (intent.getSelector() != null) { 4570 intent = intent.getSelector(); 4571 comp = intent.getComponent(); 4572 } 4573 } 4574 if (comp != null) { 4575 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4576 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 4577 if (ai != null) { 4578 ResolveInfo ri = new ResolveInfo(); 4579 ri.activityInfo = ai; 4580 list.add(ri); 4581 } 4582 return list; 4583 } 4584 4585 // reader 4586 synchronized (mPackages) { 4587 String pkgName = intent.getPackage(); 4588 if (pkgName == null) { 4589 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 4590 } 4591 final PackageParser.Package pkg = mPackages.get(pkgName); 4592 if (pkg != null) { 4593 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 4594 userId); 4595 } 4596 return null; 4597 } 4598 } 4599 4600 @Override 4601 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 4602 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 4603 if (!sUserManager.exists(userId)) return null; 4604 if (query != null) { 4605 if (query.size() >= 1) { 4606 // If there is more than one service with the same priority, 4607 // just arbitrarily pick the first one. 4608 return query.get(0); 4609 } 4610 } 4611 return null; 4612 } 4613 4614 @Override 4615 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 4616 int userId) { 4617 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4618 ComponentName comp = intent.getComponent(); 4619 if (comp == null) { 4620 if (intent.getSelector() != null) { 4621 intent = intent.getSelector(); 4622 comp = intent.getComponent(); 4623 } 4624 } 4625 if (comp != null) { 4626 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4627 final ServiceInfo si = getServiceInfo(comp, flags, userId); 4628 if (si != null) { 4629 final ResolveInfo ri = new ResolveInfo(); 4630 ri.serviceInfo = si; 4631 list.add(ri); 4632 } 4633 return list; 4634 } 4635 4636 // reader 4637 synchronized (mPackages) { 4638 String pkgName = intent.getPackage(); 4639 if (pkgName == null) { 4640 return mServices.queryIntent(intent, resolvedType, flags, userId); 4641 } 4642 final PackageParser.Package pkg = mPackages.get(pkgName); 4643 if (pkg != null) { 4644 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 4645 userId); 4646 } 4647 return null; 4648 } 4649 } 4650 4651 @Override 4652 public List<ResolveInfo> queryIntentContentProviders( 4653 Intent intent, String resolvedType, int flags, int userId) { 4654 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4655 ComponentName comp = intent.getComponent(); 4656 if (comp == null) { 4657 if (intent.getSelector() != null) { 4658 intent = intent.getSelector(); 4659 comp = intent.getComponent(); 4660 } 4661 } 4662 if (comp != null) { 4663 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4664 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 4665 if (pi != null) { 4666 final ResolveInfo ri = new ResolveInfo(); 4667 ri.providerInfo = pi; 4668 list.add(ri); 4669 } 4670 return list; 4671 } 4672 4673 // reader 4674 synchronized (mPackages) { 4675 String pkgName = intent.getPackage(); 4676 if (pkgName == null) { 4677 return mProviders.queryIntent(intent, resolvedType, flags, userId); 4678 } 4679 final PackageParser.Package pkg = mPackages.get(pkgName); 4680 if (pkg != null) { 4681 return mProviders.queryIntentForPackage( 4682 intent, resolvedType, flags, pkg.providers, userId); 4683 } 4684 return null; 4685 } 4686 } 4687 4688 @Override 4689 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 4690 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4691 4692 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 4693 4694 // writer 4695 synchronized (mPackages) { 4696 ArrayList<PackageInfo> list; 4697 if (listUninstalled) { 4698 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 4699 for (PackageSetting ps : mSettings.mPackages.values()) { 4700 PackageInfo pi; 4701 if (ps.pkg != null) { 4702 pi = generatePackageInfo(ps.pkg, flags, userId); 4703 } else { 4704 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4705 } 4706 if (pi != null) { 4707 list.add(pi); 4708 } 4709 } 4710 } else { 4711 list = new ArrayList<PackageInfo>(mPackages.size()); 4712 for (PackageParser.Package p : mPackages.values()) { 4713 PackageInfo pi = generatePackageInfo(p, flags, userId); 4714 if (pi != null) { 4715 list.add(pi); 4716 } 4717 } 4718 } 4719 4720 return new ParceledListSlice<PackageInfo>(list); 4721 } 4722 } 4723 4724 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 4725 String[] permissions, boolean[] tmp, int flags, int userId) { 4726 int numMatch = 0; 4727 final PermissionsState permissionsState = ps.getPermissionsState(); 4728 for (int i=0; i<permissions.length; i++) { 4729 final String permission = permissions[i]; 4730 if (permissionsState.hasPermission(permission, userId)) { 4731 tmp[i] = true; 4732 numMatch++; 4733 } else { 4734 tmp[i] = false; 4735 } 4736 } 4737 if (numMatch == 0) { 4738 return; 4739 } 4740 PackageInfo pi; 4741 if (ps.pkg != null) { 4742 pi = generatePackageInfo(ps.pkg, flags, userId); 4743 } else { 4744 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 4745 } 4746 // The above might return null in cases of uninstalled apps or install-state 4747 // skew across users/profiles. 4748 if (pi != null) { 4749 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 4750 if (numMatch == permissions.length) { 4751 pi.requestedPermissions = permissions; 4752 } else { 4753 pi.requestedPermissions = new String[numMatch]; 4754 numMatch = 0; 4755 for (int i=0; i<permissions.length; i++) { 4756 if (tmp[i]) { 4757 pi.requestedPermissions[numMatch] = permissions[i]; 4758 numMatch++; 4759 } 4760 } 4761 } 4762 } 4763 list.add(pi); 4764 } 4765 } 4766 4767 @Override 4768 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 4769 String[] permissions, int flags, int userId) { 4770 if (!sUserManager.exists(userId)) return null; 4771 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4772 4773 // writer 4774 synchronized (mPackages) { 4775 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 4776 boolean[] tmpBools = new boolean[permissions.length]; 4777 if (listUninstalled) { 4778 for (PackageSetting ps : mSettings.mPackages.values()) { 4779 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 4780 } 4781 } else { 4782 for (PackageParser.Package pkg : mPackages.values()) { 4783 PackageSetting ps = (PackageSetting)pkg.mExtras; 4784 if (ps != null) { 4785 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 4786 userId); 4787 } 4788 } 4789 } 4790 4791 return new ParceledListSlice<PackageInfo>(list); 4792 } 4793 } 4794 4795 @Override 4796 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 4797 if (!sUserManager.exists(userId)) return null; 4798 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 4799 4800 // writer 4801 synchronized (mPackages) { 4802 ArrayList<ApplicationInfo> list; 4803 if (listUninstalled) { 4804 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 4805 for (PackageSetting ps : mSettings.mPackages.values()) { 4806 ApplicationInfo ai; 4807 if (ps.pkg != null) { 4808 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4809 ps.readUserState(userId), userId); 4810 } else { 4811 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 4812 } 4813 if (ai != null) { 4814 list.add(ai); 4815 } 4816 } 4817 } else { 4818 list = new ArrayList<ApplicationInfo>(mPackages.size()); 4819 for (PackageParser.Package p : mPackages.values()) { 4820 if (p.mExtras != null) { 4821 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4822 ((PackageSetting)p.mExtras).readUserState(userId), userId); 4823 if (ai != null) { 4824 list.add(ai); 4825 } 4826 } 4827 } 4828 } 4829 4830 return new ParceledListSlice<ApplicationInfo>(list); 4831 } 4832 } 4833 4834 public List<ApplicationInfo> getPersistentApplications(int flags) { 4835 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 4836 4837 // reader 4838 synchronized (mPackages) { 4839 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 4840 final int userId = UserHandle.getCallingUserId(); 4841 while (i.hasNext()) { 4842 final PackageParser.Package p = i.next(); 4843 if (p.applicationInfo != null 4844 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 4845 && (!mSafeMode || isSystemApp(p))) { 4846 PackageSetting ps = mSettings.mPackages.get(p.packageName); 4847 if (ps != null) { 4848 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 4849 ps.readUserState(userId), userId); 4850 if (ai != null) { 4851 finalList.add(ai); 4852 } 4853 } 4854 } 4855 } 4856 } 4857 4858 return finalList; 4859 } 4860 4861 @Override 4862 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 4863 if (!sUserManager.exists(userId)) return null; 4864 // reader 4865 synchronized (mPackages) { 4866 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 4867 PackageSetting ps = provider != null 4868 ? mSettings.mPackages.get(provider.owner.packageName) 4869 : null; 4870 return ps != null 4871 && mSettings.isEnabledLPr(provider.info, flags, userId) 4872 && (!mSafeMode || (provider.info.applicationInfo.flags 4873 &ApplicationInfo.FLAG_SYSTEM) != 0) 4874 ? PackageParser.generateProviderInfo(provider, flags, 4875 ps.readUserState(userId), userId) 4876 : null; 4877 } 4878 } 4879 4880 /** 4881 * @deprecated 4882 */ 4883 @Deprecated 4884 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 4885 // reader 4886 synchronized (mPackages) { 4887 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 4888 .entrySet().iterator(); 4889 final int userId = UserHandle.getCallingUserId(); 4890 while (i.hasNext()) { 4891 Map.Entry<String, PackageParser.Provider> entry = i.next(); 4892 PackageParser.Provider p = entry.getValue(); 4893 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4894 4895 if (ps != null && p.syncable 4896 && (!mSafeMode || (p.info.applicationInfo.flags 4897 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 4898 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 4899 ps.readUserState(userId), userId); 4900 if (info != null) { 4901 outNames.add(entry.getKey()); 4902 outInfo.add(info); 4903 } 4904 } 4905 } 4906 } 4907 } 4908 4909 @Override 4910 public List<ProviderInfo> queryContentProviders(String processName, 4911 int uid, int flags) { 4912 ArrayList<ProviderInfo> finalList = null; 4913 // reader 4914 synchronized (mPackages) { 4915 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 4916 final int userId = processName != null ? 4917 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 4918 while (i.hasNext()) { 4919 final PackageParser.Provider p = i.next(); 4920 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 4921 if (ps != null && p.info.authority != null 4922 && (processName == null 4923 || (p.info.processName.equals(processName) 4924 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 4925 && mSettings.isEnabledLPr(p.info, flags, userId) 4926 && (!mSafeMode 4927 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 4928 if (finalList == null) { 4929 finalList = new ArrayList<ProviderInfo>(3); 4930 } 4931 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 4932 ps.readUserState(userId), userId); 4933 if (info != null) { 4934 finalList.add(info); 4935 } 4936 } 4937 } 4938 } 4939 4940 if (finalList != null) { 4941 Collections.sort(finalList, mProviderInitOrderSorter); 4942 } 4943 4944 return finalList; 4945 } 4946 4947 @Override 4948 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 4949 int flags) { 4950 // reader 4951 synchronized (mPackages) { 4952 final PackageParser.Instrumentation i = mInstrumentation.get(name); 4953 return PackageParser.generateInstrumentationInfo(i, flags); 4954 } 4955 } 4956 4957 @Override 4958 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 4959 int flags) { 4960 ArrayList<InstrumentationInfo> finalList = 4961 new ArrayList<InstrumentationInfo>(); 4962 4963 // reader 4964 synchronized (mPackages) { 4965 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 4966 while (i.hasNext()) { 4967 final PackageParser.Instrumentation p = i.next(); 4968 if (targetPackage == null 4969 || targetPackage.equals(p.info.targetPackage)) { 4970 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 4971 flags); 4972 if (ii != null) { 4973 finalList.add(ii); 4974 } 4975 } 4976 } 4977 } 4978 4979 return finalList; 4980 } 4981 4982 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 4983 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 4984 if (overlays == null) { 4985 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 4986 return; 4987 } 4988 for (PackageParser.Package opkg : overlays.values()) { 4989 // Not much to do if idmap fails: we already logged the error 4990 // and we certainly don't want to abort installation of pkg simply 4991 // because an overlay didn't fit properly. For these reasons, 4992 // ignore the return value of createIdmapForPackagePairLI. 4993 createIdmapForPackagePairLI(pkg, opkg); 4994 } 4995 } 4996 4997 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 4998 PackageParser.Package opkg) { 4999 if (!opkg.mTrustedOverlay) { 5000 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5001 opkg.baseCodePath + ": overlay not trusted"); 5002 return false; 5003 } 5004 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5005 if (overlaySet == null) { 5006 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5007 opkg.baseCodePath + " but target package has no known overlays"); 5008 return false; 5009 } 5010 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5011 // TODO: generate idmap for split APKs 5012 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5013 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5014 + opkg.baseCodePath); 5015 return false; 5016 } 5017 PackageParser.Package[] overlayArray = 5018 overlaySet.values().toArray(new PackageParser.Package[0]); 5019 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5020 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5021 return p1.mOverlayPriority - p2.mOverlayPriority; 5022 } 5023 }; 5024 Arrays.sort(overlayArray, cmp); 5025 5026 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5027 int i = 0; 5028 for (PackageParser.Package p : overlayArray) { 5029 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5030 } 5031 return true; 5032 } 5033 5034 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5035 final File[] files = dir.listFiles(); 5036 if (ArrayUtils.isEmpty(files)) { 5037 Log.d(TAG, "No files in app dir " + dir); 5038 return; 5039 } 5040 5041 if (DEBUG_PACKAGE_SCANNING) { 5042 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5043 + " flags=0x" + Integer.toHexString(parseFlags)); 5044 } 5045 5046 for (File file : files) { 5047 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5048 && !PackageInstallerService.isStageName(file.getName()); 5049 if (!isPackage) { 5050 // Ignore entries which are not packages 5051 continue; 5052 } 5053 try { 5054 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5055 scanFlags, currentTime, null); 5056 } catch (PackageManagerException e) { 5057 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5058 5059 // Delete invalid userdata apps 5060 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5061 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5062 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5063 if (file.isDirectory()) { 5064 mInstaller.rmPackageDir(file.getAbsolutePath()); 5065 } else { 5066 file.delete(); 5067 } 5068 } 5069 } 5070 } 5071 } 5072 5073 private static File getSettingsProblemFile() { 5074 File dataDir = Environment.getDataDirectory(); 5075 File systemDir = new File(dataDir, "system"); 5076 File fname = new File(systemDir, "uiderrors.txt"); 5077 return fname; 5078 } 5079 5080 static void reportSettingsProblem(int priority, String msg) { 5081 logCriticalInfo(priority, msg); 5082 } 5083 5084 static void logCriticalInfo(int priority, String msg) { 5085 Slog.println(priority, TAG, msg); 5086 EventLogTags.writePmCriticalInfo(msg); 5087 try { 5088 File fname = getSettingsProblemFile(); 5089 FileOutputStream out = new FileOutputStream(fname, true); 5090 PrintWriter pw = new FastPrintWriter(out); 5091 SimpleDateFormat formatter = new SimpleDateFormat(); 5092 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5093 pw.println(dateString + ": " + msg); 5094 pw.close(); 5095 FileUtils.setPermissions( 5096 fname.toString(), 5097 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5098 -1, -1); 5099 } catch (java.io.IOException e) { 5100 } 5101 } 5102 5103 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5104 PackageParser.Package pkg, File srcFile, int parseFlags) 5105 throws PackageManagerException { 5106 if (ps != null 5107 && ps.codePath.equals(srcFile) 5108 && ps.timeStamp == srcFile.lastModified() 5109 && !isCompatSignatureUpdateNeeded(pkg) 5110 && !isRecoverSignatureUpdateNeeded(pkg)) { 5111 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5112 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5113 ArraySet<PublicKey> signingKs; 5114 synchronized (mPackages) { 5115 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5116 } 5117 if (ps.signatures.mSignatures != null 5118 && ps.signatures.mSignatures.length != 0 5119 && signingKs != null) { 5120 // Optimization: reuse the existing cached certificates 5121 // if the package appears to be unchanged. 5122 pkg.mSignatures = ps.signatures.mSignatures; 5123 pkg.mSigningKeys = signingKs; 5124 return; 5125 } 5126 5127 Slog.w(TAG, "PackageSetting for " + ps.name 5128 + " is missing signatures. Collecting certs again to recover them."); 5129 } else { 5130 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5131 } 5132 5133 try { 5134 pp.collectCertificates(pkg, parseFlags); 5135 pp.collectManifestDigest(pkg); 5136 } catch (PackageParserException e) { 5137 throw PackageManagerException.from(e); 5138 } 5139 } 5140 5141 /* 5142 * Scan a package and return the newly parsed package. 5143 * Returns null in case of errors and the error code is stored in mLastScanError 5144 */ 5145 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5146 long currentTime, UserHandle user) throws PackageManagerException { 5147 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5148 parseFlags |= mDefParseFlags; 5149 PackageParser pp = new PackageParser(); 5150 pp.setSeparateProcesses(mSeparateProcesses); 5151 pp.setOnlyCoreApps(mOnlyCore); 5152 pp.setDisplayMetrics(mMetrics); 5153 5154 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5155 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5156 } 5157 5158 final PackageParser.Package pkg; 5159 try { 5160 pkg = pp.parsePackage(scanFile, parseFlags); 5161 } catch (PackageParserException e) { 5162 throw PackageManagerException.from(e); 5163 } 5164 5165 PackageSetting ps = null; 5166 PackageSetting updatedPkg; 5167 // reader 5168 synchronized (mPackages) { 5169 // Look to see if we already know about this package. 5170 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5171 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5172 // This package has been renamed to its original name. Let's 5173 // use that. 5174 ps = mSettings.peekPackageLPr(oldName); 5175 } 5176 // If there was no original package, see one for the real package name. 5177 if (ps == null) { 5178 ps = mSettings.peekPackageLPr(pkg.packageName); 5179 } 5180 // Check to see if this package could be hiding/updating a system 5181 // package. Must look for it either under the original or real 5182 // package name depending on our state. 5183 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5184 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5185 } 5186 boolean updatedPkgBetter = false; 5187 // First check if this is a system package that may involve an update 5188 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5189 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5190 // it needs to drop FLAG_PRIVILEGED. 5191 if (locationIsPrivileged(scanFile)) { 5192 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5193 } else { 5194 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5195 } 5196 5197 if (ps != null && !ps.codePath.equals(scanFile)) { 5198 // The path has changed from what was last scanned... check the 5199 // version of the new path against what we have stored to determine 5200 // what to do. 5201 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5202 if (pkg.mVersionCode <= ps.versionCode) { 5203 // The system package has been updated and the code path does not match 5204 // Ignore entry. Skip it. 5205 Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5206 + " ignored: updated version " + ps.versionCode 5207 + " better than this " + pkg.mVersionCode); 5208 if (!updatedPkg.codePath.equals(scanFile)) { 5209 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5210 + ps.name + " changing from " + updatedPkg.codePathString 5211 + " to " + scanFile); 5212 updatedPkg.codePath = scanFile; 5213 updatedPkg.codePathString = scanFile.toString(); 5214 updatedPkg.resourcePath = scanFile; 5215 updatedPkg.resourcePathString = scanFile.toString(); 5216 } 5217 updatedPkg.pkg = pkg; 5218 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, null); 5219 } else { 5220 // The current app on the system partition is better than 5221 // what we have updated to on the data partition; switch 5222 // back to the system partition version. 5223 // At this point, its safely assumed that package installation for 5224 // apps in system partition will go through. If not there won't be a working 5225 // version of the app 5226 // writer 5227 synchronized (mPackages) { 5228 // Just remove the loaded entries from package lists. 5229 mPackages.remove(ps.name); 5230 } 5231 5232 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5233 + " reverting from " + ps.codePathString 5234 + ": new version " + pkg.mVersionCode 5235 + " better than installed " + ps.versionCode); 5236 5237 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5238 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5239 synchronized (mInstallLock) { 5240 args.cleanUpResourcesLI(); 5241 } 5242 synchronized (mPackages) { 5243 mSettings.enableSystemPackageLPw(ps.name); 5244 } 5245 updatedPkgBetter = true; 5246 } 5247 } 5248 } 5249 5250 if (updatedPkg != null) { 5251 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5252 // initially 5253 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5254 5255 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5256 // flag set initially 5257 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5258 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5259 } 5260 } 5261 5262 // Verify certificates against what was last scanned 5263 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5264 5265 /* 5266 * A new system app appeared, but we already had a non-system one of the 5267 * same name installed earlier. 5268 */ 5269 boolean shouldHideSystemApp = false; 5270 if (updatedPkg == null && ps != null 5271 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5272 /* 5273 * Check to make sure the signatures match first. If they don't, 5274 * wipe the installed application and its data. 5275 */ 5276 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5277 != PackageManager.SIGNATURE_MATCH) { 5278 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5279 + " signatures don't match existing userdata copy; removing"); 5280 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5281 ps = null; 5282 } else { 5283 /* 5284 * If the newly-added system app is an older version than the 5285 * already installed version, hide it. It will be scanned later 5286 * and re-added like an update. 5287 */ 5288 if (pkg.mVersionCode <= ps.versionCode) { 5289 shouldHideSystemApp = true; 5290 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5291 + " but new version " + pkg.mVersionCode + " better than installed " 5292 + ps.versionCode + "; hiding system"); 5293 } else { 5294 /* 5295 * The newly found system app is a newer version that the 5296 * one previously installed. Simply remove the 5297 * already-installed application and replace it with our own 5298 * while keeping the application data. 5299 */ 5300 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5301 + " reverting from " + ps.codePathString + ": new version " 5302 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5303 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5304 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5305 synchronized (mInstallLock) { 5306 args.cleanUpResourcesLI(); 5307 } 5308 } 5309 } 5310 } 5311 5312 // The apk is forward locked (not public) if its code and resources 5313 // are kept in different files. (except for app in either system or 5314 // vendor path). 5315 // TODO grab this value from PackageSettings 5316 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5317 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5318 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5319 } 5320 } 5321 5322 // TODO: extend to support forward-locked splits 5323 String resourcePath = null; 5324 String baseResourcePath = null; 5325 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5326 if (ps != null && ps.resourcePathString != null) { 5327 resourcePath = ps.resourcePathString; 5328 baseResourcePath = ps.resourcePathString; 5329 } else { 5330 // Should not happen at all. Just log an error. 5331 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5332 } 5333 } else { 5334 resourcePath = pkg.codePath; 5335 baseResourcePath = pkg.baseCodePath; 5336 } 5337 5338 // Set application objects path explicitly. 5339 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5340 pkg.applicationInfo.setCodePath(pkg.codePath); 5341 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5342 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5343 pkg.applicationInfo.setResourcePath(resourcePath); 5344 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5345 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5346 5347 // Note that we invoke the following method only if we are about to unpack an application 5348 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5349 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5350 5351 /* 5352 * If the system app should be overridden by a previously installed 5353 * data, hide the system app now and let the /data/app scan pick it up 5354 * again. 5355 */ 5356 if (shouldHideSystemApp) { 5357 synchronized (mPackages) { 5358 /* 5359 * We have to grant systems permissions before we hide, because 5360 * grantPermissions will assume the package update is trying to 5361 * expand its permissions. 5362 */ 5363 grantPermissionsLPw(pkg, true, pkg.packageName); 5364 mSettings.disableSystemPackageLPw(pkg.packageName); 5365 } 5366 } 5367 5368 return scannedPkg; 5369 } 5370 5371 private static String fixProcessName(String defProcessName, 5372 String processName, int uid) { 5373 if (processName == null) { 5374 return defProcessName; 5375 } 5376 return processName; 5377 } 5378 5379 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5380 throws PackageManagerException { 5381 if (pkgSetting.signatures.mSignatures != null) { 5382 // Already existing package. Make sure signatures match 5383 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5384 == PackageManager.SIGNATURE_MATCH; 5385 if (!match) { 5386 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5387 == PackageManager.SIGNATURE_MATCH; 5388 } 5389 if (!match) { 5390 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5391 == PackageManager.SIGNATURE_MATCH; 5392 } 5393 if (!match) { 5394 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5395 + pkg.packageName + " signatures do not match the " 5396 + "previously installed version; ignoring!"); 5397 } 5398 } 5399 5400 // Check for shared user signatures 5401 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5402 // Already existing package. Make sure signatures match 5403 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5404 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5405 if (!match) { 5406 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5407 == PackageManager.SIGNATURE_MATCH; 5408 } 5409 if (!match) { 5410 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5411 == PackageManager.SIGNATURE_MATCH; 5412 } 5413 if (!match) { 5414 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5415 "Package " + pkg.packageName 5416 + " has no signatures that match those in shared user " 5417 + pkgSetting.sharedUser.name + "; ignoring!"); 5418 } 5419 } 5420 } 5421 5422 /** 5423 * Enforces that only the system UID or root's UID can call a method exposed 5424 * via Binder. 5425 * 5426 * @param message used as message if SecurityException is thrown 5427 * @throws SecurityException if the caller is not system or root 5428 */ 5429 private static final void enforceSystemOrRoot(String message) { 5430 final int uid = Binder.getCallingUid(); 5431 if (uid != Process.SYSTEM_UID && uid != 0) { 5432 throw new SecurityException(message); 5433 } 5434 } 5435 5436 @Override 5437 public void performBootDexOpt() { 5438 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5439 5440 // Before everything else, see whether we need to fstrim. 5441 try { 5442 IMountService ms = PackageHelper.getMountService(); 5443 if (ms != null) { 5444 final boolean isUpgrade = isUpgrade(); 5445 boolean doTrim = isUpgrade; 5446 if (doTrim) { 5447 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5448 } else { 5449 final long interval = android.provider.Settings.Global.getLong( 5450 mContext.getContentResolver(), 5451 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5452 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5453 if (interval > 0) { 5454 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5455 if (timeSinceLast > interval) { 5456 doTrim = true; 5457 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5458 + "; running immediately"); 5459 } 5460 } 5461 } 5462 if (doTrim) { 5463 if (!isFirstBoot()) { 5464 try { 5465 ActivityManagerNative.getDefault().showBootMessage( 5466 mContext.getResources().getString( 5467 R.string.android_upgrading_fstrim), true); 5468 } catch (RemoteException e) { 5469 } 5470 } 5471 ms.runMaintenance(); 5472 } 5473 } else { 5474 Slog.e(TAG, "Mount service unavailable!"); 5475 } 5476 } catch (RemoteException e) { 5477 // Can't happen; MountService is local 5478 } 5479 5480 final ArraySet<PackageParser.Package> pkgs; 5481 synchronized (mPackages) { 5482 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5483 } 5484 5485 if (pkgs != null) { 5486 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5487 // in case the device runs out of space. 5488 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5489 // Give priority to core apps. 5490 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5491 PackageParser.Package pkg = it.next(); 5492 if (pkg.coreApp) { 5493 if (DEBUG_DEXOPT) { 5494 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5495 } 5496 sortedPkgs.add(pkg); 5497 it.remove(); 5498 } 5499 } 5500 // Give priority to system apps that listen for pre boot complete. 5501 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5502 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5503 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5504 PackageParser.Package pkg = it.next(); 5505 if (pkgNames.contains(pkg.packageName)) { 5506 if (DEBUG_DEXOPT) { 5507 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5508 } 5509 sortedPkgs.add(pkg); 5510 it.remove(); 5511 } 5512 } 5513 // Give priority to system apps. 5514 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5515 PackageParser.Package pkg = it.next(); 5516 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 5517 if (DEBUG_DEXOPT) { 5518 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 5519 } 5520 sortedPkgs.add(pkg); 5521 it.remove(); 5522 } 5523 } 5524 // Give priority to updated system apps. 5525 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5526 PackageParser.Package pkg = it.next(); 5527 if (pkg.isUpdatedSystemApp()) { 5528 if (DEBUG_DEXOPT) { 5529 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 5530 } 5531 sortedPkgs.add(pkg); 5532 it.remove(); 5533 } 5534 } 5535 // Give priority to apps that listen for boot complete. 5536 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 5537 pkgNames = getPackageNamesForIntent(intent); 5538 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5539 PackageParser.Package pkg = it.next(); 5540 if (pkgNames.contains(pkg.packageName)) { 5541 if (DEBUG_DEXOPT) { 5542 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 5543 } 5544 sortedPkgs.add(pkg); 5545 it.remove(); 5546 } 5547 } 5548 // Filter out packages that aren't recently used. 5549 filterRecentlyUsedApps(pkgs); 5550 // Add all remaining apps. 5551 for (PackageParser.Package pkg : pkgs) { 5552 if (DEBUG_DEXOPT) { 5553 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 5554 } 5555 sortedPkgs.add(pkg); 5556 } 5557 5558 // If we want to be lazy, filter everything that wasn't recently used. 5559 if (mLazyDexOpt) { 5560 filterRecentlyUsedApps(sortedPkgs); 5561 } 5562 5563 int i = 0; 5564 int total = sortedPkgs.size(); 5565 File dataDir = Environment.getDataDirectory(); 5566 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 5567 if (lowThreshold == 0) { 5568 throw new IllegalStateException("Invalid low memory threshold"); 5569 } 5570 for (PackageParser.Package pkg : sortedPkgs) { 5571 long usableSpace = dataDir.getUsableSpace(); 5572 if (usableSpace < lowThreshold) { 5573 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 5574 break; 5575 } 5576 performBootDexOpt(pkg, ++i, total); 5577 } 5578 } 5579 } 5580 5581 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 5582 // Filter out packages that aren't recently used. 5583 // 5584 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 5585 // should do a full dexopt. 5586 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 5587 int total = pkgs.size(); 5588 int skipped = 0; 5589 long now = System.currentTimeMillis(); 5590 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 5591 PackageParser.Package pkg = i.next(); 5592 long then = pkg.mLastPackageUsageTimeInMills; 5593 if (then + mDexOptLRUThresholdInMills < now) { 5594 if (DEBUG_DEXOPT) { 5595 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 5596 ((then == 0) ? "never" : new Date(then))); 5597 } 5598 i.remove(); 5599 skipped++; 5600 } 5601 } 5602 if (DEBUG_DEXOPT) { 5603 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 5604 } 5605 } 5606 } 5607 5608 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 5609 List<ResolveInfo> ris = null; 5610 try { 5611 ris = AppGlobals.getPackageManager().queryIntentReceivers( 5612 intent, null, 0, UserHandle.USER_OWNER); 5613 } catch (RemoteException e) { 5614 } 5615 ArraySet<String> pkgNames = new ArraySet<String>(); 5616 if (ris != null) { 5617 for (ResolveInfo ri : ris) { 5618 pkgNames.add(ri.activityInfo.packageName); 5619 } 5620 } 5621 return pkgNames; 5622 } 5623 5624 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 5625 if (DEBUG_DEXOPT) { 5626 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 5627 } 5628 if (!isFirstBoot()) { 5629 try { 5630 ActivityManagerNative.getDefault().showBootMessage( 5631 mContext.getResources().getString(R.string.android_upgrading_apk, 5632 curr, total), true); 5633 } catch (RemoteException e) { 5634 } 5635 } 5636 PackageParser.Package p = pkg; 5637 synchronized (mInstallLock) { 5638 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 5639 false /* force dex */, false /* defer */, true /* include dependencies */); 5640 } 5641 } 5642 5643 @Override 5644 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 5645 return performDexOpt(packageName, instructionSet, false); 5646 } 5647 5648 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 5649 boolean dexopt = mLazyDexOpt || backgroundDexopt; 5650 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 5651 if (!dexopt && !updateUsage) { 5652 // We aren't going to dexopt or update usage, so bail early. 5653 return false; 5654 } 5655 PackageParser.Package p; 5656 final String targetInstructionSet; 5657 synchronized (mPackages) { 5658 p = mPackages.get(packageName); 5659 if (p == null) { 5660 return false; 5661 } 5662 if (updateUsage) { 5663 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 5664 } 5665 mPackageUsage.write(false); 5666 if (!dexopt) { 5667 // We aren't going to dexopt, so bail early. 5668 return false; 5669 } 5670 5671 targetInstructionSet = instructionSet != null ? instructionSet : 5672 getPrimaryInstructionSet(p.applicationInfo); 5673 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 5674 return false; 5675 } 5676 } 5677 5678 synchronized (mInstallLock) { 5679 final String[] instructionSets = new String[] { targetInstructionSet }; 5680 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 5681 false /* forceDex */, false /* defer */, true /* inclDependencies */); 5682 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 5683 } 5684 } 5685 5686 public ArraySet<String> getPackagesThatNeedDexOpt() { 5687 ArraySet<String> pkgs = null; 5688 synchronized (mPackages) { 5689 for (PackageParser.Package p : mPackages.values()) { 5690 if (DEBUG_DEXOPT) { 5691 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 5692 } 5693 if (!p.mDexOptPerformed.isEmpty()) { 5694 continue; 5695 } 5696 if (pkgs == null) { 5697 pkgs = new ArraySet<String>(); 5698 } 5699 pkgs.add(p.packageName); 5700 } 5701 } 5702 return pkgs; 5703 } 5704 5705 public void shutdown() { 5706 mPackageUsage.write(true); 5707 } 5708 5709 @Override 5710 public void forceDexOpt(String packageName) { 5711 enforceSystemOrRoot("forceDexOpt"); 5712 5713 PackageParser.Package pkg; 5714 synchronized (mPackages) { 5715 pkg = mPackages.get(packageName); 5716 if (pkg == null) { 5717 throw new IllegalArgumentException("Missing package: " + packageName); 5718 } 5719 } 5720 5721 synchronized (mInstallLock) { 5722 final String[] instructionSets = new String[] { 5723 getPrimaryInstructionSet(pkg.applicationInfo) }; 5724 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 5725 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 5726 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 5727 throw new IllegalStateException("Failed to dexopt: " + res); 5728 } 5729 } 5730 } 5731 5732 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 5733 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 5734 Slog.w(TAG, "Unable to update from " + oldPkg.name 5735 + " to " + newPkg.packageName 5736 + ": old package not in system partition"); 5737 return false; 5738 } else if (mPackages.get(oldPkg.name) != null) { 5739 Slog.w(TAG, "Unable to update from " + oldPkg.name 5740 + " to " + newPkg.packageName 5741 + ": old package still exists"); 5742 return false; 5743 } 5744 return true; 5745 } 5746 5747 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 5748 int[] users = sUserManager.getUserIds(); 5749 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 5750 if (res < 0) { 5751 return res; 5752 } 5753 for (int user : users) { 5754 if (user != 0) { 5755 res = mInstaller.createUserData(volumeUuid, packageName, 5756 UserHandle.getUid(user, uid), user, seinfo); 5757 if (res < 0) { 5758 return res; 5759 } 5760 } 5761 } 5762 return res; 5763 } 5764 5765 private int removeDataDirsLI(String volumeUuid, String packageName) { 5766 int[] users = sUserManager.getUserIds(); 5767 int res = 0; 5768 for (int user : users) { 5769 int resInner = mInstaller.remove(volumeUuid, packageName, user); 5770 if (resInner < 0) { 5771 res = resInner; 5772 } 5773 } 5774 5775 return res; 5776 } 5777 5778 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 5779 int[] users = sUserManager.getUserIds(); 5780 int res = 0; 5781 for (int user : users) { 5782 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 5783 if (resInner < 0) { 5784 res = resInner; 5785 } 5786 } 5787 return res; 5788 } 5789 5790 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 5791 PackageParser.Package changingLib) { 5792 if (file.path != null) { 5793 usesLibraryFiles.add(file.path); 5794 return; 5795 } 5796 PackageParser.Package p = mPackages.get(file.apk); 5797 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 5798 // If we are doing this while in the middle of updating a library apk, 5799 // then we need to make sure to use that new apk for determining the 5800 // dependencies here. (We haven't yet finished committing the new apk 5801 // to the package manager state.) 5802 if (p == null || p.packageName.equals(changingLib.packageName)) { 5803 p = changingLib; 5804 } 5805 } 5806 if (p != null) { 5807 usesLibraryFiles.addAll(p.getAllCodePaths()); 5808 } 5809 } 5810 5811 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 5812 PackageParser.Package changingLib) throws PackageManagerException { 5813 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 5814 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 5815 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 5816 for (int i=0; i<N; i++) { 5817 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 5818 if (file == null) { 5819 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 5820 "Package " + pkg.packageName + " requires unavailable shared library " 5821 + pkg.usesLibraries.get(i) + "; failing!"); 5822 } 5823 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5824 } 5825 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 5826 for (int i=0; i<N; i++) { 5827 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 5828 if (file == null) { 5829 Slog.w(TAG, "Package " + pkg.packageName 5830 + " desires unavailable shared library " 5831 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 5832 } else { 5833 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 5834 } 5835 } 5836 N = usesLibraryFiles.size(); 5837 if (N > 0) { 5838 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 5839 } else { 5840 pkg.usesLibraryFiles = null; 5841 } 5842 } 5843 } 5844 5845 private static boolean hasString(List<String> list, List<String> which) { 5846 if (list == null) { 5847 return false; 5848 } 5849 for (int i=list.size()-1; i>=0; i--) { 5850 for (int j=which.size()-1; j>=0; j--) { 5851 if (which.get(j).equals(list.get(i))) { 5852 return true; 5853 } 5854 } 5855 } 5856 return false; 5857 } 5858 5859 private void updateAllSharedLibrariesLPw() { 5860 for (PackageParser.Package pkg : mPackages.values()) { 5861 try { 5862 updateSharedLibrariesLPw(pkg, null); 5863 } catch (PackageManagerException e) { 5864 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5865 } 5866 } 5867 } 5868 5869 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 5870 PackageParser.Package changingPkg) { 5871 ArrayList<PackageParser.Package> res = null; 5872 for (PackageParser.Package pkg : mPackages.values()) { 5873 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 5874 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 5875 if (res == null) { 5876 res = new ArrayList<PackageParser.Package>(); 5877 } 5878 res.add(pkg); 5879 try { 5880 updateSharedLibrariesLPw(pkg, changingPkg); 5881 } catch (PackageManagerException e) { 5882 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 5883 } 5884 } 5885 } 5886 return res; 5887 } 5888 5889 /** 5890 * Derive the value of the {@code cpuAbiOverride} based on the provided 5891 * value and an optional stored value from the package settings. 5892 */ 5893 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 5894 String cpuAbiOverride = null; 5895 5896 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 5897 cpuAbiOverride = null; 5898 } else if (abiOverride != null) { 5899 cpuAbiOverride = abiOverride; 5900 } else if (settings != null) { 5901 cpuAbiOverride = settings.cpuAbiOverrideString; 5902 } 5903 5904 return cpuAbiOverride; 5905 } 5906 5907 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 5908 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5909 boolean success = false; 5910 try { 5911 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 5912 currentTime, user); 5913 success = true; 5914 return res; 5915 } finally { 5916 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 5917 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 5918 } 5919 } 5920 } 5921 5922 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 5923 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 5924 final File scanFile = new File(pkg.codePath); 5925 if (pkg.applicationInfo.getCodePath() == null || 5926 pkg.applicationInfo.getResourcePath() == null) { 5927 // Bail out. The resource and code paths haven't been set. 5928 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 5929 "Code and resource paths haven't been set correctly"); 5930 } 5931 5932 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5933 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 5934 } else { 5935 // Only allow system apps to be flagged as core apps. 5936 pkg.coreApp = false; 5937 } 5938 5939 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 5940 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5941 } 5942 5943 if (mCustomResolverComponentName != null && 5944 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 5945 setUpCustomResolverActivity(pkg); 5946 } 5947 5948 if (pkg.packageName.equals("android")) { 5949 synchronized (mPackages) { 5950 if (mAndroidApplication != null) { 5951 Slog.w(TAG, "*************************************************"); 5952 Slog.w(TAG, "Core android package being redefined. Skipping."); 5953 Slog.w(TAG, " file=" + scanFile); 5954 Slog.w(TAG, "*************************************************"); 5955 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5956 "Core android package being redefined. Skipping."); 5957 } 5958 5959 // Set up information for our fall-back user intent resolution activity. 5960 mPlatformPackage = pkg; 5961 pkg.mVersionCode = mSdkVersion; 5962 mAndroidApplication = pkg.applicationInfo; 5963 5964 if (!mResolverReplaced) { 5965 mResolveActivity.applicationInfo = mAndroidApplication; 5966 mResolveActivity.name = ResolverActivity.class.getName(); 5967 mResolveActivity.packageName = mAndroidApplication.packageName; 5968 mResolveActivity.processName = "system:ui"; 5969 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 5970 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 5971 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 5972 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 5973 mResolveActivity.exported = true; 5974 mResolveActivity.enabled = true; 5975 mResolveInfo.activityInfo = mResolveActivity; 5976 mResolveInfo.priority = 0; 5977 mResolveInfo.preferredOrder = 0; 5978 mResolveInfo.match = 0; 5979 mResolveComponentName = new ComponentName( 5980 mAndroidApplication.packageName, mResolveActivity.name); 5981 } 5982 } 5983 } 5984 5985 if (DEBUG_PACKAGE_SCANNING) { 5986 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 5987 Log.d(TAG, "Scanning package " + pkg.packageName); 5988 } 5989 5990 if (mPackages.containsKey(pkg.packageName) 5991 || mSharedLibraries.containsKey(pkg.packageName)) { 5992 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5993 "Application package " + pkg.packageName 5994 + " already installed. Skipping duplicate."); 5995 } 5996 5997 // If we're only installing presumed-existing packages, require that the 5998 // scanned APK is both already known and at the path previously established 5999 // for it. Previously unknown packages we pick up normally, but if we have an 6000 // a priori expectation about this package's install presence, enforce it. 6001 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6002 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6003 if (known != null) { 6004 if (DEBUG_PACKAGE_SCANNING) { 6005 Log.d(TAG, "Examining " + pkg.codePath 6006 + " and requiring known paths " + known.codePathString 6007 + " & " + known.resourcePathString); 6008 } 6009 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6010 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6011 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6012 "Application package " + pkg.packageName 6013 + " found at " + pkg.applicationInfo.getCodePath() 6014 + " but expected at " + known.codePathString + "; ignoring."); 6015 } 6016 } 6017 } 6018 6019 // Initialize package source and resource directories 6020 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6021 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6022 6023 SharedUserSetting suid = null; 6024 PackageSetting pkgSetting = null; 6025 6026 if (!isSystemApp(pkg)) { 6027 // Only system apps can use these features. 6028 pkg.mOriginalPackages = null; 6029 pkg.mRealPackage = null; 6030 pkg.mAdoptPermissions = null; 6031 } 6032 6033 // writer 6034 synchronized (mPackages) { 6035 if (pkg.mSharedUserId != null) { 6036 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6037 if (suid == null) { 6038 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6039 "Creating application package " + pkg.packageName 6040 + " for shared user failed"); 6041 } 6042 if (DEBUG_PACKAGE_SCANNING) { 6043 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6044 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6045 + "): packages=" + suid.packages); 6046 } 6047 } 6048 6049 // Check if we are renaming from an original package name. 6050 PackageSetting origPackage = null; 6051 String realName = null; 6052 if (pkg.mOriginalPackages != null) { 6053 // This package may need to be renamed to a previously 6054 // installed name. Let's check on that... 6055 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6056 if (pkg.mOriginalPackages.contains(renamed)) { 6057 // This package had originally been installed as the 6058 // original name, and we have already taken care of 6059 // transitioning to the new one. Just update the new 6060 // one to continue using the old name. 6061 realName = pkg.mRealPackage; 6062 if (!pkg.packageName.equals(renamed)) { 6063 // Callers into this function may have already taken 6064 // care of renaming the package; only do it here if 6065 // it is not already done. 6066 pkg.setPackageName(renamed); 6067 } 6068 6069 } else { 6070 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6071 if ((origPackage = mSettings.peekPackageLPr( 6072 pkg.mOriginalPackages.get(i))) != null) { 6073 // We do have the package already installed under its 6074 // original name... should we use it? 6075 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6076 // New package is not compatible with original. 6077 origPackage = null; 6078 continue; 6079 } else if (origPackage.sharedUser != null) { 6080 // Make sure uid is compatible between packages. 6081 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6082 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6083 + " to " + pkg.packageName + ": old uid " 6084 + origPackage.sharedUser.name 6085 + " differs from " + pkg.mSharedUserId); 6086 origPackage = null; 6087 continue; 6088 } 6089 } else { 6090 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6091 + pkg.packageName + " to old name " + origPackage.name); 6092 } 6093 break; 6094 } 6095 } 6096 } 6097 } 6098 6099 if (mTransferedPackages.contains(pkg.packageName)) { 6100 Slog.w(TAG, "Package " + pkg.packageName 6101 + " was transferred to another, but its .apk remains"); 6102 } 6103 6104 // Just create the setting, don't add it yet. For already existing packages 6105 // the PkgSetting exists already and doesn't have to be created. 6106 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6107 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6108 pkg.applicationInfo.primaryCpuAbi, 6109 pkg.applicationInfo.secondaryCpuAbi, 6110 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6111 user, false); 6112 if (pkgSetting == null) { 6113 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6114 "Creating application package " + pkg.packageName + " failed"); 6115 } 6116 6117 if (pkgSetting.origPackage != null) { 6118 // If we are first transitioning from an original package, 6119 // fix up the new package's name now. We need to do this after 6120 // looking up the package under its new name, so getPackageLP 6121 // can take care of fiddling things correctly. 6122 pkg.setPackageName(origPackage.name); 6123 6124 // File a report about this. 6125 String msg = "New package " + pkgSetting.realName 6126 + " renamed to replace old package " + pkgSetting.name; 6127 reportSettingsProblem(Log.WARN, msg); 6128 6129 // Make a note of it. 6130 mTransferedPackages.add(origPackage.name); 6131 6132 // No longer need to retain this. 6133 pkgSetting.origPackage = null; 6134 } 6135 6136 if (realName != null) { 6137 // Make a note of it. 6138 mTransferedPackages.add(pkg.packageName); 6139 } 6140 6141 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6142 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6143 } 6144 6145 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6146 // Check all shared libraries and map to their actual file path. 6147 // We only do this here for apps not on a system dir, because those 6148 // are the only ones that can fail an install due to this. We 6149 // will take care of the system apps by updating all of their 6150 // library paths after the scan is done. 6151 updateSharedLibrariesLPw(pkg, null); 6152 } 6153 6154 if (mFoundPolicyFile) { 6155 SELinuxMMAC.assignSeinfoValue(pkg); 6156 } 6157 6158 pkg.applicationInfo.uid = pkgSetting.appId; 6159 pkg.mExtras = pkgSetting; 6160 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6161 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6162 // We just determined the app is signed correctly, so bring 6163 // over the latest parsed certs. 6164 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6165 } else { 6166 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6167 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6168 "Package " + pkg.packageName + " upgrade keys do not match the " 6169 + "previously installed version"); 6170 } else { 6171 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6172 String msg = "System package " + pkg.packageName 6173 + " signature changed; retaining data."; 6174 reportSettingsProblem(Log.WARN, msg); 6175 } 6176 } 6177 } else { 6178 try { 6179 verifySignaturesLP(pkgSetting, pkg); 6180 // We just determined the app is signed correctly, so bring 6181 // over the latest parsed certs. 6182 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6183 } catch (PackageManagerException e) { 6184 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6185 throw e; 6186 } 6187 // The signature has changed, but this package is in the system 6188 // image... let's recover! 6189 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6190 // However... if this package is part of a shared user, but it 6191 // doesn't match the signature of the shared user, let's fail. 6192 // What this means is that you can't change the signatures 6193 // associated with an overall shared user, which doesn't seem all 6194 // that unreasonable. 6195 if (pkgSetting.sharedUser != null) { 6196 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6197 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6198 throw new PackageManagerException( 6199 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6200 "Signature mismatch for shared user : " 6201 + pkgSetting.sharedUser); 6202 } 6203 } 6204 // File a report about this. 6205 String msg = "System package " + pkg.packageName 6206 + " signature changed; retaining data."; 6207 reportSettingsProblem(Log.WARN, msg); 6208 } 6209 } 6210 // Verify that this new package doesn't have any content providers 6211 // that conflict with existing packages. Only do this if the 6212 // package isn't already installed, since we don't want to break 6213 // things that are installed. 6214 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6215 final int N = pkg.providers.size(); 6216 int i; 6217 for (i=0; i<N; i++) { 6218 PackageParser.Provider p = pkg.providers.get(i); 6219 if (p.info.authority != null) { 6220 String names[] = p.info.authority.split(";"); 6221 for (int j = 0; j < names.length; j++) { 6222 if (mProvidersByAuthority.containsKey(names[j])) { 6223 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6224 final String otherPackageName = 6225 ((other != null && other.getComponentName() != null) ? 6226 other.getComponentName().getPackageName() : "?"); 6227 throw new PackageManagerException( 6228 INSTALL_FAILED_CONFLICTING_PROVIDER, 6229 "Can't install because provider name " + names[j] 6230 + " (in package " + pkg.applicationInfo.packageName 6231 + ") is already used by " + otherPackageName); 6232 } 6233 } 6234 } 6235 } 6236 } 6237 6238 if (pkg.mAdoptPermissions != null) { 6239 // This package wants to adopt ownership of permissions from 6240 // another package. 6241 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6242 final String origName = pkg.mAdoptPermissions.get(i); 6243 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6244 if (orig != null) { 6245 if (verifyPackageUpdateLPr(orig, pkg)) { 6246 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6247 + pkg.packageName); 6248 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6249 } 6250 } 6251 } 6252 } 6253 } 6254 6255 final String pkgName = pkg.packageName; 6256 6257 final long scanFileTime = scanFile.lastModified(); 6258 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6259 pkg.applicationInfo.processName = fixProcessName( 6260 pkg.applicationInfo.packageName, 6261 pkg.applicationInfo.processName, 6262 pkg.applicationInfo.uid); 6263 6264 File dataPath; 6265 if (mPlatformPackage == pkg) { 6266 // The system package is special. 6267 dataPath = new File(Environment.getDataDirectory(), "system"); 6268 6269 pkg.applicationInfo.dataDir = dataPath.getPath(); 6270 6271 } else { 6272 // This is a normal package, need to make its data directory. 6273 dataPath = PackageManager.getDataDirForUser(pkg.volumeUuid, pkg.packageName, 6274 UserHandle.USER_OWNER); 6275 6276 boolean uidError = false; 6277 if (dataPath.exists()) { 6278 int currentUid = 0; 6279 try { 6280 StructStat stat = Os.stat(dataPath.getPath()); 6281 currentUid = stat.st_uid; 6282 } catch (ErrnoException e) { 6283 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6284 } 6285 6286 // If we have mismatched owners for the data path, we have a problem. 6287 if (currentUid != pkg.applicationInfo.uid) { 6288 boolean recovered = false; 6289 if (currentUid == 0) { 6290 // The directory somehow became owned by root. Wow. 6291 // This is probably because the system was stopped while 6292 // installd was in the middle of messing with its libs 6293 // directory. Ask installd to fix that. 6294 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6295 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6296 if (ret >= 0) { 6297 recovered = true; 6298 String msg = "Package " + pkg.packageName 6299 + " unexpectedly changed to uid 0; recovered to " + 6300 + pkg.applicationInfo.uid; 6301 reportSettingsProblem(Log.WARN, msg); 6302 } 6303 } 6304 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6305 || (scanFlags&SCAN_BOOTING) != 0)) { 6306 // If this is a system app, we can at least delete its 6307 // current data so the application will still work. 6308 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6309 if (ret >= 0) { 6310 // TODO: Kill the processes first 6311 // Old data gone! 6312 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6313 ? "System package " : "Third party package "; 6314 String msg = prefix + pkg.packageName 6315 + " has changed from uid: " 6316 + currentUid + " to " 6317 + pkg.applicationInfo.uid + "; old data erased"; 6318 reportSettingsProblem(Log.WARN, msg); 6319 recovered = true; 6320 6321 // And now re-install the app. 6322 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6323 pkg.applicationInfo.seinfo); 6324 if (ret == -1) { 6325 // Ack should not happen! 6326 msg = prefix + pkg.packageName 6327 + " could not have data directory re-created after delete."; 6328 reportSettingsProblem(Log.WARN, msg); 6329 throw new PackageManagerException( 6330 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6331 } 6332 } 6333 if (!recovered) { 6334 mHasSystemUidErrors = true; 6335 } 6336 } else if (!recovered) { 6337 // If we allow this install to proceed, we will be broken. 6338 // Abort, abort! 6339 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6340 "scanPackageLI"); 6341 } 6342 if (!recovered) { 6343 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6344 + pkg.applicationInfo.uid + "/fs_" 6345 + currentUid; 6346 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6347 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6348 String msg = "Package " + pkg.packageName 6349 + " has mismatched uid: " 6350 + currentUid + " on disk, " 6351 + pkg.applicationInfo.uid + " in settings"; 6352 // writer 6353 synchronized (mPackages) { 6354 mSettings.mReadMessages.append(msg); 6355 mSettings.mReadMessages.append('\n'); 6356 uidError = true; 6357 if (!pkgSetting.uidError) { 6358 reportSettingsProblem(Log.ERROR, msg); 6359 } 6360 } 6361 } 6362 } 6363 pkg.applicationInfo.dataDir = dataPath.getPath(); 6364 if (mShouldRestoreconData) { 6365 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6366 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6367 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6368 } 6369 } else { 6370 if (DEBUG_PACKAGE_SCANNING) { 6371 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6372 Log.v(TAG, "Want this data dir: " + dataPath); 6373 } 6374 //invoke installer to do the actual installation 6375 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6376 pkg.applicationInfo.seinfo); 6377 if (ret < 0) { 6378 // Error from installer 6379 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6380 "Unable to create data dirs [errorCode=" + ret + "]"); 6381 } 6382 6383 if (dataPath.exists()) { 6384 pkg.applicationInfo.dataDir = dataPath.getPath(); 6385 } else { 6386 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6387 pkg.applicationInfo.dataDir = null; 6388 } 6389 } 6390 6391 pkgSetting.uidError = uidError; 6392 } 6393 6394 final String path = scanFile.getPath(); 6395 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6396 6397 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6398 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6399 6400 // Some system apps still use directory structure for native libraries 6401 // in which case we might end up not detecting abi solely based on apk 6402 // structure. Try to detect abi based on directory structure. 6403 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6404 pkg.applicationInfo.primaryCpuAbi == null) { 6405 setBundledAppAbisAndRoots(pkg, pkgSetting); 6406 setNativeLibraryPaths(pkg); 6407 } 6408 6409 } else { 6410 if ((scanFlags & SCAN_MOVE) != 0) { 6411 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6412 // but we already have this packages package info in the PackageSetting. We just 6413 // use that and derive the native library path based on the new codepath. 6414 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6415 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6416 } 6417 6418 // Set native library paths again. For moves, the path will be updated based on the 6419 // ABIs we've determined above. For non-moves, the path will be updated based on the 6420 // ABIs we determined during compilation, but the path will depend on the final 6421 // package path (after the rename away from the stage path). 6422 setNativeLibraryPaths(pkg); 6423 } 6424 6425 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6426 final int[] userIds = sUserManager.getUserIds(); 6427 synchronized (mInstallLock) { 6428 // Create a native library symlink only if we have native libraries 6429 // and if the native libraries are 32 bit libraries. We do not provide 6430 // this symlink for 64 bit libraries. 6431 if (pkg.applicationInfo.primaryCpuAbi != null && 6432 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6433 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6434 for (int userId : userIds) { 6435 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6436 nativeLibPath, userId) < 0) { 6437 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6438 "Failed linking native library dir (user=" + userId + ")"); 6439 } 6440 } 6441 } 6442 } 6443 6444 // This is a special case for the "system" package, where the ABI is 6445 // dictated by the zygote configuration (and init.rc). We should keep track 6446 // of this ABI so that we can deal with "normal" applications that run under 6447 // the same UID correctly. 6448 if (mPlatformPackage == pkg) { 6449 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6450 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6451 } 6452 6453 // If there's a mismatch between the abi-override in the package setting 6454 // and the abiOverride specified for the install. Warn about this because we 6455 // would've already compiled the app without taking the package setting into 6456 // account. 6457 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6458 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6459 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6460 " for package: " + pkg.packageName); 6461 } 6462 } 6463 6464 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6465 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6466 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6467 6468 // Copy the derived override back to the parsed package, so that we can 6469 // update the package settings accordingly. 6470 pkg.cpuAbiOverride = cpuAbiOverride; 6471 6472 if (DEBUG_ABI_SELECTION) { 6473 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6474 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6475 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6476 } 6477 6478 // Push the derived path down into PackageSettings so we know what to 6479 // clean up at uninstall time. 6480 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6481 6482 if (DEBUG_ABI_SELECTION) { 6483 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6484 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6485 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6486 } 6487 6488 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6489 // We don't do this here during boot because we can do it all 6490 // at once after scanning all existing packages. 6491 // 6492 // We also do this *before* we perform dexopt on this package, so that 6493 // we can avoid redundant dexopts, and also to make sure we've got the 6494 // code and package path correct. 6495 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 6496 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 6497 } 6498 6499 if ((scanFlags & SCAN_NO_DEX) == 0) { 6500 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 6501 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 6502 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6503 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 6504 } 6505 } 6506 if (mFactoryTest && pkg.requestedPermissions.contains( 6507 android.Manifest.permission.FACTORY_TEST)) { 6508 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 6509 } 6510 6511 ArrayList<PackageParser.Package> clientLibPkgs = null; 6512 6513 // writer 6514 synchronized (mPackages) { 6515 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 6516 // Only system apps can add new shared libraries. 6517 if (pkg.libraryNames != null) { 6518 for (int i=0; i<pkg.libraryNames.size(); i++) { 6519 String name = pkg.libraryNames.get(i); 6520 boolean allowed = false; 6521 if (pkg.isUpdatedSystemApp()) { 6522 // New library entries can only be added through the 6523 // system image. This is important to get rid of a lot 6524 // of nasty edge cases: for example if we allowed a non- 6525 // system update of the app to add a library, then uninstalling 6526 // the update would make the library go away, and assumptions 6527 // we made such as through app install filtering would now 6528 // have allowed apps on the device which aren't compatible 6529 // with it. Better to just have the restriction here, be 6530 // conservative, and create many fewer cases that can negatively 6531 // impact the user experience. 6532 final PackageSetting sysPs = mSettings 6533 .getDisabledSystemPkgLPr(pkg.packageName); 6534 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 6535 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 6536 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 6537 allowed = true; 6538 allowed = true; 6539 break; 6540 } 6541 } 6542 } 6543 } else { 6544 allowed = true; 6545 } 6546 if (allowed) { 6547 if (!mSharedLibraries.containsKey(name)) { 6548 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 6549 } else if (!name.equals(pkg.packageName)) { 6550 Slog.w(TAG, "Package " + pkg.packageName + " library " 6551 + name + " already exists; skipping"); 6552 } 6553 } else { 6554 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 6555 + name + " that is not declared on system image; skipping"); 6556 } 6557 } 6558 if ((scanFlags&SCAN_BOOTING) == 0) { 6559 // If we are not booting, we need to update any applications 6560 // that are clients of our shared library. If we are booting, 6561 // this will all be done once the scan is complete. 6562 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 6563 } 6564 } 6565 } 6566 } 6567 6568 // We also need to dexopt any apps that are dependent on this library. Note that 6569 // if these fail, we should abort the install since installing the library will 6570 // result in some apps being broken. 6571 if (clientLibPkgs != null) { 6572 if ((scanFlags & SCAN_NO_DEX) == 0) { 6573 for (int i = 0; i < clientLibPkgs.size(); i++) { 6574 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6575 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 6576 null /* instruction sets */, forceDex, 6577 (scanFlags & SCAN_DEFER_DEX) != 0, false); 6578 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 6579 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 6580 "scanPackageLI failed to dexopt clientLibPkgs"); 6581 } 6582 } 6583 } 6584 } 6585 6586 // Also need to kill any apps that are dependent on the library. 6587 if (clientLibPkgs != null) { 6588 for (int i=0; i<clientLibPkgs.size(); i++) { 6589 PackageParser.Package clientPkg = clientLibPkgs.get(i); 6590 killApplication(clientPkg.applicationInfo.packageName, 6591 clientPkg.applicationInfo.uid, "update lib"); 6592 } 6593 } 6594 6595 // Make sure we're not adding any bogus keyset info 6596 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6597 ksms.assertScannedPackageValid(pkg); 6598 6599 // writer 6600 synchronized (mPackages) { 6601 // We don't expect installation to fail beyond this point 6602 6603 // Add the new setting to mSettings 6604 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 6605 // Add the new setting to mPackages 6606 mPackages.put(pkg.applicationInfo.packageName, pkg); 6607 // Make sure we don't accidentally delete its data. 6608 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 6609 while (iter.hasNext()) { 6610 PackageCleanItem item = iter.next(); 6611 if (pkgName.equals(item.packageName)) { 6612 iter.remove(); 6613 } 6614 } 6615 6616 // Take care of first install / last update times. 6617 if (currentTime != 0) { 6618 if (pkgSetting.firstInstallTime == 0) { 6619 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 6620 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 6621 pkgSetting.lastUpdateTime = currentTime; 6622 } 6623 } else if (pkgSetting.firstInstallTime == 0) { 6624 // We need *something*. Take time time stamp of the file. 6625 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 6626 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 6627 if (scanFileTime != pkgSetting.timeStamp) { 6628 // A package on the system image has changed; consider this 6629 // to be an update. 6630 pkgSetting.lastUpdateTime = scanFileTime; 6631 } 6632 } 6633 6634 // Add the package's KeySets to the global KeySetManagerService 6635 ksms.addScannedPackageLPw(pkg); 6636 6637 int N = pkg.providers.size(); 6638 StringBuilder r = null; 6639 int i; 6640 for (i=0; i<N; i++) { 6641 PackageParser.Provider p = pkg.providers.get(i); 6642 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 6643 p.info.processName, pkg.applicationInfo.uid); 6644 mProviders.addProvider(p); 6645 p.syncable = p.info.isSyncable; 6646 if (p.info.authority != null) { 6647 String names[] = p.info.authority.split(";"); 6648 p.info.authority = null; 6649 for (int j = 0; j < names.length; j++) { 6650 if (j == 1 && p.syncable) { 6651 // We only want the first authority for a provider to possibly be 6652 // syncable, so if we already added this provider using a different 6653 // authority clear the syncable flag. We copy the provider before 6654 // changing it because the mProviders object contains a reference 6655 // to a provider that we don't want to change. 6656 // Only do this for the second authority since the resulting provider 6657 // object can be the same for all future authorities for this provider. 6658 p = new PackageParser.Provider(p); 6659 p.syncable = false; 6660 } 6661 if (!mProvidersByAuthority.containsKey(names[j])) { 6662 mProvidersByAuthority.put(names[j], p); 6663 if (p.info.authority == null) { 6664 p.info.authority = names[j]; 6665 } else { 6666 p.info.authority = p.info.authority + ";" + names[j]; 6667 } 6668 if (DEBUG_PACKAGE_SCANNING) { 6669 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6670 Log.d(TAG, "Registered content provider: " + names[j] 6671 + ", className = " + p.info.name + ", isSyncable = " 6672 + p.info.isSyncable); 6673 } 6674 } else { 6675 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6676 Slog.w(TAG, "Skipping provider name " + names[j] + 6677 " (in package " + pkg.applicationInfo.packageName + 6678 "): name already used by " 6679 + ((other != null && other.getComponentName() != null) 6680 ? other.getComponentName().getPackageName() : "?")); 6681 } 6682 } 6683 } 6684 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6685 if (r == null) { 6686 r = new StringBuilder(256); 6687 } else { 6688 r.append(' '); 6689 } 6690 r.append(p.info.name); 6691 } 6692 } 6693 if (r != null) { 6694 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 6695 } 6696 6697 N = pkg.services.size(); 6698 r = null; 6699 for (i=0; i<N; i++) { 6700 PackageParser.Service s = pkg.services.get(i); 6701 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 6702 s.info.processName, pkg.applicationInfo.uid); 6703 mServices.addService(s); 6704 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6705 if (r == null) { 6706 r = new StringBuilder(256); 6707 } else { 6708 r.append(' '); 6709 } 6710 r.append(s.info.name); 6711 } 6712 } 6713 if (r != null) { 6714 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 6715 } 6716 6717 N = pkg.receivers.size(); 6718 r = null; 6719 for (i=0; i<N; i++) { 6720 PackageParser.Activity a = pkg.receivers.get(i); 6721 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6722 a.info.processName, pkg.applicationInfo.uid); 6723 mReceivers.addActivity(a, "receiver"); 6724 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6725 if (r == null) { 6726 r = new StringBuilder(256); 6727 } else { 6728 r.append(' '); 6729 } 6730 r.append(a.info.name); 6731 } 6732 } 6733 if (r != null) { 6734 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 6735 } 6736 6737 N = pkg.activities.size(); 6738 r = null; 6739 for (i=0; i<N; i++) { 6740 PackageParser.Activity a = pkg.activities.get(i); 6741 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 6742 a.info.processName, pkg.applicationInfo.uid); 6743 mActivities.addActivity(a, "activity"); 6744 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6745 if (r == null) { 6746 r = new StringBuilder(256); 6747 } else { 6748 r.append(' '); 6749 } 6750 r.append(a.info.name); 6751 } 6752 } 6753 if (r != null) { 6754 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 6755 } 6756 6757 N = pkg.permissionGroups.size(); 6758 r = null; 6759 for (i=0; i<N; i++) { 6760 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 6761 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 6762 if (cur == null) { 6763 mPermissionGroups.put(pg.info.name, pg); 6764 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6765 if (r == null) { 6766 r = new StringBuilder(256); 6767 } else { 6768 r.append(' '); 6769 } 6770 r.append(pg.info.name); 6771 } 6772 } else { 6773 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 6774 + pg.info.packageName + " ignored: original from " 6775 + cur.info.packageName); 6776 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6777 if (r == null) { 6778 r = new StringBuilder(256); 6779 } else { 6780 r.append(' '); 6781 } 6782 r.append("DUP:"); 6783 r.append(pg.info.name); 6784 } 6785 } 6786 } 6787 if (r != null) { 6788 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 6789 } 6790 6791 N = pkg.permissions.size(); 6792 r = null; 6793 for (i=0; i<N; i++) { 6794 PackageParser.Permission p = pkg.permissions.get(i); 6795 6796 // Now that permission groups have a special meaning, we ignore permission 6797 // groups for legacy apps to prevent unexpected behavior. In particular, 6798 // permissions for one app being granted to someone just becuase they happen 6799 // to be in a group defined by another app (before this had no implications). 6800 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 6801 p.group = mPermissionGroups.get(p.info.group); 6802 // Warn for a permission in an unknown group. 6803 if (p.info.group != null && p.group == null) { 6804 Slog.w(TAG, "Permission " + p.info.name + " from package " 6805 + p.info.packageName + " in an unknown group " + p.info.group); 6806 } 6807 } 6808 6809 ArrayMap<String, BasePermission> permissionMap = 6810 p.tree ? mSettings.mPermissionTrees 6811 : mSettings.mPermissions; 6812 BasePermission bp = permissionMap.get(p.info.name); 6813 6814 // Allow system apps to redefine non-system permissions 6815 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 6816 final boolean currentOwnerIsSystem = (bp.perm != null 6817 && isSystemApp(bp.perm.owner)); 6818 if (isSystemApp(p.owner)) { 6819 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 6820 // It's a built-in permission and no owner, take ownership now 6821 bp.packageSetting = pkgSetting; 6822 bp.perm = p; 6823 bp.uid = pkg.applicationInfo.uid; 6824 bp.sourcePackage = p.info.packageName; 6825 } else if (!currentOwnerIsSystem) { 6826 String msg = "New decl " + p.owner + " of permission " 6827 + p.info.name + " is system; overriding " + bp.sourcePackage; 6828 reportSettingsProblem(Log.WARN, msg); 6829 bp = null; 6830 } 6831 } 6832 } 6833 6834 if (bp == null) { 6835 bp = new BasePermission(p.info.name, p.info.packageName, 6836 BasePermission.TYPE_NORMAL); 6837 permissionMap.put(p.info.name, bp); 6838 } 6839 6840 if (bp.perm == null) { 6841 if (bp.sourcePackage == null 6842 || bp.sourcePackage.equals(p.info.packageName)) { 6843 BasePermission tree = findPermissionTreeLP(p.info.name); 6844 if (tree == null 6845 || tree.sourcePackage.equals(p.info.packageName)) { 6846 bp.packageSetting = pkgSetting; 6847 bp.perm = p; 6848 bp.uid = pkg.applicationInfo.uid; 6849 bp.sourcePackage = p.info.packageName; 6850 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6851 if (r == null) { 6852 r = new StringBuilder(256); 6853 } else { 6854 r.append(' '); 6855 } 6856 r.append(p.info.name); 6857 } 6858 } else { 6859 Slog.w(TAG, "Permission " + p.info.name + " from package " 6860 + p.info.packageName + " ignored: base tree " 6861 + tree.name + " is from package " 6862 + tree.sourcePackage); 6863 } 6864 } else { 6865 Slog.w(TAG, "Permission " + p.info.name + " from package " 6866 + p.info.packageName + " ignored: original from " 6867 + bp.sourcePackage); 6868 } 6869 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6870 if (r == null) { 6871 r = new StringBuilder(256); 6872 } else { 6873 r.append(' '); 6874 } 6875 r.append("DUP:"); 6876 r.append(p.info.name); 6877 } 6878 if (bp.perm == p) { 6879 bp.protectionLevel = p.info.protectionLevel; 6880 } 6881 } 6882 6883 if (r != null) { 6884 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 6885 } 6886 6887 N = pkg.instrumentation.size(); 6888 r = null; 6889 for (i=0; i<N; i++) { 6890 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 6891 a.info.packageName = pkg.applicationInfo.packageName; 6892 a.info.sourceDir = pkg.applicationInfo.sourceDir; 6893 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 6894 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 6895 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 6896 a.info.dataDir = pkg.applicationInfo.dataDir; 6897 6898 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 6899 // need other information about the application, like the ABI and what not ? 6900 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 6901 mInstrumentation.put(a.getComponentName(), a); 6902 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 6903 if (r == null) { 6904 r = new StringBuilder(256); 6905 } else { 6906 r.append(' '); 6907 } 6908 r.append(a.info.name); 6909 } 6910 } 6911 if (r != null) { 6912 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 6913 } 6914 6915 if (pkg.protectedBroadcasts != null) { 6916 N = pkg.protectedBroadcasts.size(); 6917 for (i=0; i<N; i++) { 6918 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 6919 } 6920 } 6921 6922 pkgSetting.setTimeStamp(scanFileTime); 6923 6924 // Create idmap files for pairs of (packages, overlay packages). 6925 // Note: "android", ie framework-res.apk, is handled by native layers. 6926 if (pkg.mOverlayTarget != null) { 6927 // This is an overlay package. 6928 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 6929 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 6930 mOverlays.put(pkg.mOverlayTarget, 6931 new ArrayMap<String, PackageParser.Package>()); 6932 } 6933 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 6934 map.put(pkg.packageName, pkg); 6935 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 6936 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 6937 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6938 "scanPackageLI failed to createIdmap"); 6939 } 6940 } 6941 } else if (mOverlays.containsKey(pkg.packageName) && 6942 !pkg.packageName.equals("android")) { 6943 // This is a regular package, with one or more known overlay packages. 6944 createIdmapsForPackageLI(pkg); 6945 } 6946 } 6947 6948 return pkg; 6949 } 6950 6951 /** 6952 * Derive the ABI of a non-system package located at {@code scanFile}. This information 6953 * is derived purely on the basis of the contents of {@code scanFile} and 6954 * {@code cpuAbiOverride}. 6955 * 6956 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 6957 */ 6958 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 6959 String cpuAbiOverride, boolean extractLibs) 6960 throws PackageManagerException { 6961 // TODO: We can probably be smarter about this stuff. For installed apps, 6962 // we can calculate this information at install time once and for all. For 6963 // system apps, we can probably assume that this information doesn't change 6964 // after the first boot scan. As things stand, we do lots of unnecessary work. 6965 6966 // Give ourselves some initial paths; we'll come back for another 6967 // pass once we've determined ABI below. 6968 setNativeLibraryPaths(pkg); 6969 6970 // We would never need to extract libs for forward-locked and external packages, 6971 // since the container service will do it for us. We shouldn't attempt to 6972 // extract libs from system app when it was not updated. 6973 if (pkg.isForwardLocked() || isExternal(pkg) || 6974 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 6975 extractLibs = false; 6976 } 6977 6978 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 6979 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 6980 6981 NativeLibraryHelper.Handle handle = null; 6982 try { 6983 handle = NativeLibraryHelper.Handle.create(scanFile); 6984 // TODO(multiArch): This can be null for apps that didn't go through the 6985 // usual installation process. We can calculate it again, like we 6986 // do during install time. 6987 // 6988 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 6989 // unnecessary. 6990 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 6991 6992 // Null out the abis so that they can be recalculated. 6993 pkg.applicationInfo.primaryCpuAbi = null; 6994 pkg.applicationInfo.secondaryCpuAbi = null; 6995 if (isMultiArch(pkg.applicationInfo)) { 6996 // Warn if we've set an abiOverride for multi-lib packages.. 6997 // By definition, we need to copy both 32 and 64 bit libraries for 6998 // such packages. 6999 if (pkg.cpuAbiOverride != null 7000 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7001 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7002 } 7003 7004 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7005 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7006 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7007 if (extractLibs) { 7008 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7009 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7010 useIsaSpecificSubdirs); 7011 } else { 7012 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7013 } 7014 } 7015 7016 maybeThrowExceptionForMultiArchCopy( 7017 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7018 7019 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7020 if (extractLibs) { 7021 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7022 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7023 useIsaSpecificSubdirs); 7024 } else { 7025 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7026 } 7027 } 7028 7029 maybeThrowExceptionForMultiArchCopy( 7030 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7031 7032 if (abi64 >= 0) { 7033 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7034 } 7035 7036 if (abi32 >= 0) { 7037 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7038 if (abi64 >= 0) { 7039 pkg.applicationInfo.secondaryCpuAbi = abi; 7040 } else { 7041 pkg.applicationInfo.primaryCpuAbi = abi; 7042 } 7043 } 7044 } else { 7045 String[] abiList = (cpuAbiOverride != null) ? 7046 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7047 7048 // Enable gross and lame hacks for apps that are built with old 7049 // SDK tools. We must scan their APKs for renderscript bitcode and 7050 // not launch them if it's present. Don't bother checking on devices 7051 // that don't have 64 bit support. 7052 boolean needsRenderScriptOverride = false; 7053 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7054 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7055 abiList = Build.SUPPORTED_32_BIT_ABIS; 7056 needsRenderScriptOverride = true; 7057 } 7058 7059 final int copyRet; 7060 if (extractLibs) { 7061 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7062 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7063 } else { 7064 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7065 } 7066 7067 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7068 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7069 "Error unpackaging native libs for app, errorCode=" + copyRet); 7070 } 7071 7072 if (copyRet >= 0) { 7073 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7074 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7075 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7076 } else if (needsRenderScriptOverride) { 7077 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7078 } 7079 } 7080 } catch (IOException ioe) { 7081 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7082 } finally { 7083 IoUtils.closeQuietly(handle); 7084 } 7085 7086 // Now that we've calculated the ABIs and determined if it's an internal app, 7087 // we will go ahead and populate the nativeLibraryPath. 7088 setNativeLibraryPaths(pkg); 7089 } 7090 7091 /** 7092 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7093 * i.e, so that all packages can be run inside a single process if required. 7094 * 7095 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7096 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7097 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7098 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7099 * updating a package that belongs to a shared user. 7100 * 7101 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7102 * adds unnecessary complexity. 7103 */ 7104 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7105 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7106 String requiredInstructionSet = null; 7107 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7108 requiredInstructionSet = VMRuntime.getInstructionSet( 7109 scannedPackage.applicationInfo.primaryCpuAbi); 7110 } 7111 7112 PackageSetting requirer = null; 7113 for (PackageSetting ps : packagesForUser) { 7114 // If packagesForUser contains scannedPackage, we skip it. This will happen 7115 // when scannedPackage is an update of an existing package. Without this check, 7116 // we will never be able to change the ABI of any package belonging to a shared 7117 // user, even if it's compatible with other packages. 7118 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7119 if (ps.primaryCpuAbiString == null) { 7120 continue; 7121 } 7122 7123 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7124 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7125 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7126 // this but there's not much we can do. 7127 String errorMessage = "Instruction set mismatch, " 7128 + ((requirer == null) ? "[caller]" : requirer) 7129 + " requires " + requiredInstructionSet + " whereas " + ps 7130 + " requires " + instructionSet; 7131 Slog.w(TAG, errorMessage); 7132 } 7133 7134 if (requiredInstructionSet == null) { 7135 requiredInstructionSet = instructionSet; 7136 requirer = ps; 7137 } 7138 } 7139 } 7140 7141 if (requiredInstructionSet != null) { 7142 String adjustedAbi; 7143 if (requirer != null) { 7144 // requirer != null implies that either scannedPackage was null or that scannedPackage 7145 // did not require an ABI, in which case we have to adjust scannedPackage to match 7146 // the ABI of the set (which is the same as requirer's ABI) 7147 adjustedAbi = requirer.primaryCpuAbiString; 7148 if (scannedPackage != null) { 7149 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7150 } 7151 } else { 7152 // requirer == null implies that we're updating all ABIs in the set to 7153 // match scannedPackage. 7154 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7155 } 7156 7157 for (PackageSetting ps : packagesForUser) { 7158 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7159 if (ps.primaryCpuAbiString != null) { 7160 continue; 7161 } 7162 7163 ps.primaryCpuAbiString = adjustedAbi; 7164 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7165 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7166 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7167 7168 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7169 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7170 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7171 ps.primaryCpuAbiString = null; 7172 ps.pkg.applicationInfo.primaryCpuAbi = null; 7173 return; 7174 } else { 7175 mInstaller.rmdex(ps.codePathString, 7176 getDexCodeInstructionSet(getPreferredInstructionSet())); 7177 } 7178 } 7179 } 7180 } 7181 } 7182 } 7183 7184 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7185 synchronized (mPackages) { 7186 mResolverReplaced = true; 7187 // Set up information for custom user intent resolution activity. 7188 mResolveActivity.applicationInfo = pkg.applicationInfo; 7189 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7190 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7191 mResolveActivity.processName = pkg.applicationInfo.packageName; 7192 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7193 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7194 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7195 mResolveActivity.theme = 0; 7196 mResolveActivity.exported = true; 7197 mResolveActivity.enabled = true; 7198 mResolveInfo.activityInfo = mResolveActivity; 7199 mResolveInfo.priority = 0; 7200 mResolveInfo.preferredOrder = 0; 7201 mResolveInfo.match = 0; 7202 mResolveComponentName = mCustomResolverComponentName; 7203 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7204 mResolveComponentName); 7205 } 7206 } 7207 7208 private static String calculateBundledApkRoot(final String codePathString) { 7209 final File codePath = new File(codePathString); 7210 final File codeRoot; 7211 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7212 codeRoot = Environment.getRootDirectory(); 7213 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7214 codeRoot = Environment.getOemDirectory(); 7215 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7216 codeRoot = Environment.getVendorDirectory(); 7217 } else { 7218 // Unrecognized code path; take its top real segment as the apk root: 7219 // e.g. /something/app/blah.apk => /something 7220 try { 7221 File f = codePath.getCanonicalFile(); 7222 File parent = f.getParentFile(); // non-null because codePath is a file 7223 File tmp; 7224 while ((tmp = parent.getParentFile()) != null) { 7225 f = parent; 7226 parent = tmp; 7227 } 7228 codeRoot = f; 7229 Slog.w(TAG, "Unrecognized code path " 7230 + codePath + " - using " + codeRoot); 7231 } catch (IOException e) { 7232 // Can't canonicalize the code path -- shenanigans? 7233 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7234 return Environment.getRootDirectory().getPath(); 7235 } 7236 } 7237 return codeRoot.getPath(); 7238 } 7239 7240 /** 7241 * Derive and set the location of native libraries for the given package, 7242 * which varies depending on where and how the package was installed. 7243 */ 7244 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7245 final ApplicationInfo info = pkg.applicationInfo; 7246 final String codePath = pkg.codePath; 7247 final File codeFile = new File(codePath); 7248 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7249 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7250 7251 info.nativeLibraryRootDir = null; 7252 info.nativeLibraryRootRequiresIsa = false; 7253 info.nativeLibraryDir = null; 7254 info.secondaryNativeLibraryDir = null; 7255 7256 if (isApkFile(codeFile)) { 7257 // Monolithic install 7258 if (bundledApp) { 7259 // If "/system/lib64/apkname" exists, assume that is the per-package 7260 // native library directory to use; otherwise use "/system/lib/apkname". 7261 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7262 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7263 getPrimaryInstructionSet(info)); 7264 7265 // This is a bundled system app so choose the path based on the ABI. 7266 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7267 // is just the default path. 7268 final String apkName = deriveCodePathName(codePath); 7269 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7270 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7271 apkName).getAbsolutePath(); 7272 7273 if (info.secondaryCpuAbi != null) { 7274 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7275 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7276 secondaryLibDir, apkName).getAbsolutePath(); 7277 } 7278 } else if (asecApp) { 7279 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7280 .getAbsolutePath(); 7281 } else { 7282 final String apkName = deriveCodePathName(codePath); 7283 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7284 .getAbsolutePath(); 7285 } 7286 7287 info.nativeLibraryRootRequiresIsa = false; 7288 info.nativeLibraryDir = info.nativeLibraryRootDir; 7289 } else { 7290 // Cluster install 7291 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7292 info.nativeLibraryRootRequiresIsa = true; 7293 7294 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7295 getPrimaryInstructionSet(info)).getAbsolutePath(); 7296 7297 if (info.secondaryCpuAbi != null) { 7298 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7299 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7300 } 7301 } 7302 } 7303 7304 /** 7305 * Calculate the abis and roots for a bundled app. These can uniquely 7306 * be determined from the contents of the system partition, i.e whether 7307 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7308 * of this information, and instead assume that the system was built 7309 * sensibly. 7310 */ 7311 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7312 PackageSetting pkgSetting) { 7313 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7314 7315 // If "/system/lib64/apkname" exists, assume that is the per-package 7316 // native library directory to use; otherwise use "/system/lib/apkname". 7317 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7318 setBundledAppAbi(pkg, apkRoot, apkName); 7319 // pkgSetting might be null during rescan following uninstall of updates 7320 // to a bundled app, so accommodate that possibility. The settings in 7321 // that case will be established later from the parsed package. 7322 // 7323 // If the settings aren't null, sync them up with what we've just derived. 7324 // note that apkRoot isn't stored in the package settings. 7325 if (pkgSetting != null) { 7326 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7327 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7328 } 7329 } 7330 7331 /** 7332 * Deduces the ABI of a bundled app and sets the relevant fields on the 7333 * parsed pkg object. 7334 * 7335 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7336 * under which system libraries are installed. 7337 * @param apkName the name of the installed package. 7338 */ 7339 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7340 final File codeFile = new File(pkg.codePath); 7341 7342 final boolean has64BitLibs; 7343 final boolean has32BitLibs; 7344 if (isApkFile(codeFile)) { 7345 // Monolithic install 7346 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7347 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7348 } else { 7349 // Cluster install 7350 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7351 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7352 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7353 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7354 has64BitLibs = (new File(rootDir, isa)).exists(); 7355 } else { 7356 has64BitLibs = false; 7357 } 7358 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7359 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7360 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7361 has32BitLibs = (new File(rootDir, isa)).exists(); 7362 } else { 7363 has32BitLibs = false; 7364 } 7365 } 7366 7367 if (has64BitLibs && !has32BitLibs) { 7368 // The package has 64 bit libs, but not 32 bit libs. Its primary 7369 // ABI should be 64 bit. We can safely assume here that the bundled 7370 // native libraries correspond to the most preferred ABI in the list. 7371 7372 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7373 pkg.applicationInfo.secondaryCpuAbi = null; 7374 } else if (has32BitLibs && !has64BitLibs) { 7375 // The package has 32 bit libs but not 64 bit libs. Its primary 7376 // ABI should be 32 bit. 7377 7378 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7379 pkg.applicationInfo.secondaryCpuAbi = null; 7380 } else if (has32BitLibs && has64BitLibs) { 7381 // The application has both 64 and 32 bit bundled libraries. We check 7382 // here that the app declares multiArch support, and warn if it doesn't. 7383 // 7384 // We will be lenient here and record both ABIs. The primary will be the 7385 // ABI that's higher on the list, i.e, a device that's configured to prefer 7386 // 64 bit apps will see a 64 bit primary ABI, 7387 7388 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7389 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7390 } 7391 7392 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7393 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7394 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7395 } else { 7396 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7397 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7398 } 7399 } else { 7400 pkg.applicationInfo.primaryCpuAbi = null; 7401 pkg.applicationInfo.secondaryCpuAbi = null; 7402 } 7403 } 7404 7405 private void killApplication(String pkgName, int appId, String reason) { 7406 // Request the ActivityManager to kill the process(only for existing packages) 7407 // so that we do not end up in a confused state while the user is still using the older 7408 // version of the application while the new one gets installed. 7409 IActivityManager am = ActivityManagerNative.getDefault(); 7410 if (am != null) { 7411 try { 7412 am.killApplicationWithAppId(pkgName, appId, reason); 7413 } catch (RemoteException e) { 7414 } 7415 } 7416 } 7417 7418 void removePackageLI(PackageSetting ps, boolean chatty) { 7419 if (DEBUG_INSTALL) { 7420 if (chatty) 7421 Log.d(TAG, "Removing package " + ps.name); 7422 } 7423 7424 // writer 7425 synchronized (mPackages) { 7426 mPackages.remove(ps.name); 7427 final PackageParser.Package pkg = ps.pkg; 7428 if (pkg != null) { 7429 cleanPackageDataStructuresLILPw(pkg, chatty); 7430 } 7431 } 7432 } 7433 7434 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7435 if (DEBUG_INSTALL) { 7436 if (chatty) 7437 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7438 } 7439 7440 // writer 7441 synchronized (mPackages) { 7442 mPackages.remove(pkg.applicationInfo.packageName); 7443 cleanPackageDataStructuresLILPw(pkg, chatty); 7444 } 7445 } 7446 7447 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7448 int N = pkg.providers.size(); 7449 StringBuilder r = null; 7450 int i; 7451 for (i=0; i<N; i++) { 7452 PackageParser.Provider p = pkg.providers.get(i); 7453 mProviders.removeProvider(p); 7454 if (p.info.authority == null) { 7455 7456 /* There was another ContentProvider with this authority when 7457 * this app was installed so this authority is null, 7458 * Ignore it as we don't have to unregister the provider. 7459 */ 7460 continue; 7461 } 7462 String names[] = p.info.authority.split(";"); 7463 for (int j = 0; j < names.length; j++) { 7464 if (mProvidersByAuthority.get(names[j]) == p) { 7465 mProvidersByAuthority.remove(names[j]); 7466 if (DEBUG_REMOVE) { 7467 if (chatty) 7468 Log.d(TAG, "Unregistered content provider: " + names[j] 7469 + ", className = " + p.info.name + ", isSyncable = " 7470 + p.info.isSyncable); 7471 } 7472 } 7473 } 7474 if (DEBUG_REMOVE && chatty) { 7475 if (r == null) { 7476 r = new StringBuilder(256); 7477 } else { 7478 r.append(' '); 7479 } 7480 r.append(p.info.name); 7481 } 7482 } 7483 if (r != null) { 7484 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7485 } 7486 7487 N = pkg.services.size(); 7488 r = null; 7489 for (i=0; i<N; i++) { 7490 PackageParser.Service s = pkg.services.get(i); 7491 mServices.removeService(s); 7492 if (chatty) { 7493 if (r == null) { 7494 r = new StringBuilder(256); 7495 } else { 7496 r.append(' '); 7497 } 7498 r.append(s.info.name); 7499 } 7500 } 7501 if (r != null) { 7502 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 7503 } 7504 7505 N = pkg.receivers.size(); 7506 r = null; 7507 for (i=0; i<N; i++) { 7508 PackageParser.Activity a = pkg.receivers.get(i); 7509 mReceivers.removeActivity(a, "receiver"); 7510 if (DEBUG_REMOVE && chatty) { 7511 if (r == null) { 7512 r = new StringBuilder(256); 7513 } else { 7514 r.append(' '); 7515 } 7516 r.append(a.info.name); 7517 } 7518 } 7519 if (r != null) { 7520 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 7521 } 7522 7523 N = pkg.activities.size(); 7524 r = null; 7525 for (i=0; i<N; i++) { 7526 PackageParser.Activity a = pkg.activities.get(i); 7527 mActivities.removeActivity(a, "activity"); 7528 if (DEBUG_REMOVE && chatty) { 7529 if (r == null) { 7530 r = new StringBuilder(256); 7531 } else { 7532 r.append(' '); 7533 } 7534 r.append(a.info.name); 7535 } 7536 } 7537 if (r != null) { 7538 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 7539 } 7540 7541 N = pkg.permissions.size(); 7542 r = null; 7543 for (i=0; i<N; i++) { 7544 PackageParser.Permission p = pkg.permissions.get(i); 7545 BasePermission bp = mSettings.mPermissions.get(p.info.name); 7546 if (bp == null) { 7547 bp = mSettings.mPermissionTrees.get(p.info.name); 7548 } 7549 if (bp != null && bp.perm == p) { 7550 bp.perm = null; 7551 if (DEBUG_REMOVE && chatty) { 7552 if (r == null) { 7553 r = new StringBuilder(256); 7554 } else { 7555 r.append(' '); 7556 } 7557 r.append(p.info.name); 7558 } 7559 } 7560 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7561 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 7562 if (appOpPerms != null) { 7563 appOpPerms.remove(pkg.packageName); 7564 } 7565 } 7566 } 7567 if (r != null) { 7568 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7569 } 7570 7571 N = pkg.requestedPermissions.size(); 7572 r = null; 7573 for (i=0; i<N; i++) { 7574 String perm = pkg.requestedPermissions.get(i); 7575 BasePermission bp = mSettings.mPermissions.get(perm); 7576 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7577 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 7578 if (appOpPerms != null) { 7579 appOpPerms.remove(pkg.packageName); 7580 if (appOpPerms.isEmpty()) { 7581 mAppOpPermissionPackages.remove(perm); 7582 } 7583 } 7584 } 7585 } 7586 if (r != null) { 7587 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 7588 } 7589 7590 N = pkg.instrumentation.size(); 7591 r = null; 7592 for (i=0; i<N; i++) { 7593 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7594 mInstrumentation.remove(a.getComponentName()); 7595 if (DEBUG_REMOVE && chatty) { 7596 if (r == null) { 7597 r = new StringBuilder(256); 7598 } else { 7599 r.append(' '); 7600 } 7601 r.append(a.info.name); 7602 } 7603 } 7604 if (r != null) { 7605 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 7606 } 7607 7608 r = null; 7609 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7610 // Only system apps can hold shared libraries. 7611 if (pkg.libraryNames != null) { 7612 for (i=0; i<pkg.libraryNames.size(); i++) { 7613 String name = pkg.libraryNames.get(i); 7614 SharedLibraryEntry cur = mSharedLibraries.get(name); 7615 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 7616 mSharedLibraries.remove(name); 7617 if (DEBUG_REMOVE && chatty) { 7618 if (r == null) { 7619 r = new StringBuilder(256); 7620 } else { 7621 r.append(' '); 7622 } 7623 r.append(name); 7624 } 7625 } 7626 } 7627 } 7628 } 7629 if (r != null) { 7630 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 7631 } 7632 } 7633 7634 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 7635 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 7636 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 7637 return true; 7638 } 7639 } 7640 return false; 7641 } 7642 7643 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 7644 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 7645 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 7646 7647 private void updatePermissionsLPw(String changingPkg, 7648 PackageParser.Package pkgInfo, int flags) { 7649 // Make sure there are no dangling permission trees. 7650 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 7651 while (it.hasNext()) { 7652 final BasePermission bp = it.next(); 7653 if (bp.packageSetting == null) { 7654 // We may not yet have parsed the package, so just see if 7655 // we still know about its settings. 7656 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7657 } 7658 if (bp.packageSetting == null) { 7659 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 7660 + " from package " + bp.sourcePackage); 7661 it.remove(); 7662 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7663 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7664 Slog.i(TAG, "Removing old permission tree: " + bp.name 7665 + " from package " + bp.sourcePackage); 7666 flags |= UPDATE_PERMISSIONS_ALL; 7667 it.remove(); 7668 } 7669 } 7670 } 7671 7672 // Make sure all dynamic permissions have been assigned to a package, 7673 // and make sure there are no dangling permissions. 7674 it = mSettings.mPermissions.values().iterator(); 7675 while (it.hasNext()) { 7676 final BasePermission bp = it.next(); 7677 if (bp.type == BasePermission.TYPE_DYNAMIC) { 7678 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 7679 + bp.name + " pkg=" + bp.sourcePackage 7680 + " info=" + bp.pendingInfo); 7681 if (bp.packageSetting == null && bp.pendingInfo != null) { 7682 final BasePermission tree = findPermissionTreeLP(bp.name); 7683 if (tree != null && tree.perm != null) { 7684 bp.packageSetting = tree.packageSetting; 7685 bp.perm = new PackageParser.Permission(tree.perm.owner, 7686 new PermissionInfo(bp.pendingInfo)); 7687 bp.perm.info.packageName = tree.perm.info.packageName; 7688 bp.perm.info.name = bp.name; 7689 bp.uid = tree.uid; 7690 } 7691 } 7692 } 7693 if (bp.packageSetting == null) { 7694 // We may not yet have parsed the package, so just see if 7695 // we still know about its settings. 7696 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 7697 } 7698 if (bp.packageSetting == null) { 7699 Slog.w(TAG, "Removing dangling permission: " + bp.name 7700 + " from package " + bp.sourcePackage); 7701 it.remove(); 7702 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 7703 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 7704 Slog.i(TAG, "Removing old permission: " + bp.name 7705 + " from package " + bp.sourcePackage); 7706 flags |= UPDATE_PERMISSIONS_ALL; 7707 it.remove(); 7708 } 7709 } 7710 } 7711 7712 // Now update the permissions for all packages, in particular 7713 // replace the granted permissions of the system packages. 7714 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 7715 for (PackageParser.Package pkg : mPackages.values()) { 7716 if (pkg != pkgInfo) { 7717 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 7718 changingPkg); 7719 } 7720 } 7721 } 7722 7723 if (pkgInfo != null) { 7724 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 7725 } 7726 } 7727 7728 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 7729 String packageOfInterest) { 7730 // IMPORTANT: There are two types of permissions: install and runtime. 7731 // Install time permissions are granted when the app is installed to 7732 // all device users and users added in the future. Runtime permissions 7733 // are granted at runtime explicitly to specific users. Normal and signature 7734 // protected permissions are install time permissions. Dangerous permissions 7735 // are install permissions if the app's target SDK is Lollipop MR1 or older, 7736 // otherwise they are runtime permissions. This function does not manage 7737 // runtime permissions except for the case an app targeting Lollipop MR1 7738 // being upgraded to target a newer SDK, in which case dangerous permissions 7739 // are transformed from install time to runtime ones. 7740 7741 final PackageSetting ps = (PackageSetting) pkg.mExtras; 7742 if (ps == null) { 7743 return; 7744 } 7745 7746 PermissionsState permissionsState = ps.getPermissionsState(); 7747 PermissionsState origPermissions = permissionsState; 7748 7749 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 7750 7751 int[] upgradeUserIds = EMPTY_INT_ARRAY; 7752 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 7753 7754 boolean changedInstallPermission = false; 7755 7756 if (replace) { 7757 ps.installPermissionsFixed = false; 7758 if (!ps.isSharedUser()) { 7759 origPermissions = new PermissionsState(permissionsState); 7760 permissionsState.reset(); 7761 } 7762 } 7763 7764 permissionsState.setGlobalGids(mGlobalGids); 7765 7766 final int N = pkg.requestedPermissions.size(); 7767 for (int i=0; i<N; i++) { 7768 final String name = pkg.requestedPermissions.get(i); 7769 final BasePermission bp = mSettings.mPermissions.get(name); 7770 7771 if (DEBUG_INSTALL) { 7772 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 7773 } 7774 7775 if (bp == null || bp.packageSetting == null) { 7776 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7777 Slog.w(TAG, "Unknown permission " + name 7778 + " in package " + pkg.packageName); 7779 } 7780 continue; 7781 } 7782 7783 final String perm = bp.name; 7784 boolean allowedSig = false; 7785 int grant = GRANT_DENIED; 7786 7787 // Keep track of app op permissions. 7788 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 7789 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 7790 if (pkgs == null) { 7791 pkgs = new ArraySet<>(); 7792 mAppOpPermissionPackages.put(bp.name, pkgs); 7793 } 7794 pkgs.add(pkg.packageName); 7795 } 7796 7797 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 7798 switch (level) { 7799 case PermissionInfo.PROTECTION_NORMAL: { 7800 // For all apps normal permissions are install time ones. 7801 grant = GRANT_INSTALL; 7802 } break; 7803 7804 case PermissionInfo.PROTECTION_DANGEROUS: { 7805 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 7806 // For legacy apps dangerous permissions are install time ones. 7807 grant = GRANT_INSTALL_LEGACY; 7808 } else if (ps.isSystem()) { 7809 final int[] updatedUserIds = ps.getPermissionsUpdatedForUserIds(); 7810 if (origPermissions.hasInstallPermission(bp.name)) { 7811 // If a system app had an install permission, then the app was 7812 // upgraded and we grant the permissions as runtime to all users. 7813 grant = GRANT_UPGRADE; 7814 upgradeUserIds = currentUserIds; 7815 } else if (!Arrays.equals(updatedUserIds, currentUserIds)) { 7816 // If users changed since the last permissions update for a 7817 // system app, we grant the permission as runtime to the new users. 7818 grant = GRANT_UPGRADE; 7819 upgradeUserIds = currentUserIds; 7820 for (int userId : updatedUserIds) { 7821 upgradeUserIds = ArrayUtils.removeInt(upgradeUserIds, userId); 7822 } 7823 } else { 7824 // Otherwise, we grant the permission as runtime if the app 7825 // already had it, i.e. we preserve runtime permissions. 7826 grant = GRANT_RUNTIME; 7827 } 7828 } else if (origPermissions.hasInstallPermission(bp.name)) { 7829 // For legacy apps that became modern, install becomes runtime. 7830 grant = GRANT_UPGRADE; 7831 upgradeUserIds = currentUserIds; 7832 } else if (replace) { 7833 // For upgraded modern apps keep runtime permissions unchanged. 7834 grant = GRANT_RUNTIME; 7835 } 7836 } break; 7837 7838 case PermissionInfo.PROTECTION_SIGNATURE: { 7839 // For all apps signature permissions are install time ones. 7840 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 7841 if (allowedSig) { 7842 grant = GRANT_INSTALL; 7843 } 7844 } break; 7845 } 7846 7847 if (DEBUG_INSTALL) { 7848 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 7849 } 7850 7851 if (grant != GRANT_DENIED) { 7852 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 7853 // If this is an existing, non-system package, then 7854 // we can't add any new permissions to it. 7855 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 7856 // Except... if this is a permission that was added 7857 // to the platform (note: need to only do this when 7858 // updating the platform). 7859 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 7860 grant = GRANT_DENIED; 7861 } 7862 } 7863 } 7864 7865 switch (grant) { 7866 case GRANT_INSTALL: { 7867 // Revoke this as runtime permission to handle the case of 7868 // a runtime permssion being downgraded to an install one. 7869 for (int userId : UserManagerService.getInstance().getUserIds()) { 7870 if (origPermissions.getRuntimePermissionState( 7871 bp.name, userId) != null) { 7872 // Revoke the runtime permission and clear the flags. 7873 origPermissions.revokeRuntimePermission(bp, userId); 7874 origPermissions.updatePermissionFlags(bp, userId, 7875 PackageManager.MASK_PERMISSION_FLAGS, 0); 7876 // If we revoked a permission permission, we have to write. 7877 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7878 changedRuntimePermissionUserIds, userId); 7879 } 7880 } 7881 // Grant an install permission. 7882 if (permissionsState.grantInstallPermission(bp) != 7883 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7884 changedInstallPermission = true; 7885 } 7886 } break; 7887 7888 case GRANT_INSTALL_LEGACY: { 7889 // Grant an install permission. 7890 if (permissionsState.grantInstallPermission(bp) != 7891 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7892 changedInstallPermission = true; 7893 } 7894 } break; 7895 7896 case GRANT_RUNTIME: { 7897 // Grant previously granted runtime permissions. 7898 for (int userId : UserManagerService.getInstance().getUserIds()) { 7899 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 7900 PermissionState permissionState = origPermissions 7901 .getRuntimePermissionState(bp.name, userId); 7902 final int flags = permissionState.getFlags(); 7903 if (permissionsState.grantRuntimePermission(bp, userId) == 7904 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7905 // If we cannot put the permission as it was, we have to write. 7906 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7907 changedRuntimePermissionUserIds, userId); 7908 } else { 7909 // System components not only get the permissions but 7910 // they are also fixed, so nothing can change that. 7911 final int newFlags = !isSystemComponentOrPersistentPrivApp(pkg) 7912 ? flags 7913 : flags | PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 7914 // Propagate the permission flags. 7915 permissionsState.updatePermissionFlags(bp, userId, 7916 newFlags, newFlags); 7917 } 7918 } 7919 } 7920 } break; 7921 7922 case GRANT_UPGRADE: { 7923 // Grant runtime permissions for a previously held install permission. 7924 PermissionState permissionState = origPermissions 7925 .getInstallPermissionState(bp.name); 7926 final int flags = permissionState != null ? permissionState.getFlags() : 0; 7927 7928 origPermissions.revokeInstallPermission(bp); 7929 // We will be transferring the permission flags, so clear them. 7930 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 7931 PackageManager.MASK_PERMISSION_FLAGS, 0); 7932 7933 // If the permission is not to be promoted to runtime we ignore it and 7934 // also its other flags as they are not applicable to install permissions. 7935 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 7936 for (int userId : upgradeUserIds) { 7937 if (permissionsState.grantRuntimePermission(bp, userId) != 7938 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7939 // System components not only get the permissions but 7940 // they are also fixed so nothing can change that. 7941 final int newFlags = !isSystemComponentOrPersistentPrivApp(pkg) 7942 ? flags 7943 : flags | PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 7944 // Transfer the permission flags. 7945 permissionsState.updatePermissionFlags(bp, userId, 7946 newFlags, newFlags); 7947 // If we granted the permission, we have to write. 7948 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 7949 changedRuntimePermissionUserIds, userId); 7950 } 7951 } 7952 } 7953 } break; 7954 7955 default: { 7956 if (packageOfInterest == null 7957 || packageOfInterest.equals(pkg.packageName)) { 7958 Slog.w(TAG, "Not granting permission " + perm 7959 + " to package " + pkg.packageName 7960 + " because it was previously installed without"); 7961 } 7962 } break; 7963 } 7964 } else { 7965 if (permissionsState.revokeInstallPermission(bp) != 7966 PermissionsState.PERMISSION_OPERATION_FAILURE) { 7967 // Also drop the permission flags. 7968 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 7969 PackageManager.MASK_PERMISSION_FLAGS, 0); 7970 changedInstallPermission = true; 7971 Slog.i(TAG, "Un-granting permission " + perm 7972 + " from package " + pkg.packageName 7973 + " (protectionLevel=" + bp.protectionLevel 7974 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7975 + ")"); 7976 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 7977 // Don't print warning for app op permissions, since it is fine for them 7978 // not to be granted, there is a UI for the user to decide. 7979 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 7980 Slog.w(TAG, "Not granting permission " + perm 7981 + " to package " + pkg.packageName 7982 + " (protectionLevel=" + bp.protectionLevel 7983 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 7984 + ")"); 7985 } 7986 } 7987 } 7988 } 7989 7990 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 7991 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 7992 // This is the first that we have heard about this package, so the 7993 // permissions we have now selected are fixed until explicitly 7994 // changed. 7995 ps.installPermissionsFixed = true; 7996 } 7997 7998 ps.setPermissionsUpdatedForUserIds(currentUserIds); 7999 8000 // Persist the runtime permissions state for users with changes. 8001 for (int userId : changedRuntimePermissionUserIds) { 8002 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 8003 } 8004 } 8005 8006 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8007 boolean allowed = false; 8008 final int NP = PackageParser.NEW_PERMISSIONS.length; 8009 for (int ip=0; ip<NP; ip++) { 8010 final PackageParser.NewPermissionInfo npi 8011 = PackageParser.NEW_PERMISSIONS[ip]; 8012 if (npi.name.equals(perm) 8013 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8014 allowed = true; 8015 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8016 + pkg.packageName); 8017 break; 8018 } 8019 } 8020 return allowed; 8021 } 8022 8023 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8024 BasePermission bp, PermissionsState origPermissions) { 8025 boolean allowed; 8026 allowed = (compareSignatures( 8027 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8028 == PackageManager.SIGNATURE_MATCH) 8029 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8030 == PackageManager.SIGNATURE_MATCH); 8031 if (!allowed && (bp.protectionLevel 8032 & PermissionInfo.PROTECTION_FLAG_SYSTEM) != 0) { 8033 if (isSystemApp(pkg)) { 8034 // For updated system applications, a system permission 8035 // is granted only if it had been defined by the original application. 8036 if (pkg.isUpdatedSystemApp()) { 8037 final PackageSetting sysPs = mSettings 8038 .getDisabledSystemPkgLPr(pkg.packageName); 8039 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8040 // If the original was granted this permission, we take 8041 // that grant decision as read and propagate it to the 8042 // update. 8043 if (sysPs.isPrivileged()) { 8044 allowed = true; 8045 } 8046 } else { 8047 // The system apk may have been updated with an older 8048 // version of the one on the data partition, but which 8049 // granted a new system permission that it didn't have 8050 // before. In this case we do want to allow the app to 8051 // now get the new permission if the ancestral apk is 8052 // privileged to get it. 8053 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8054 for (int j=0; 8055 j<sysPs.pkg.requestedPermissions.size(); j++) { 8056 if (perm.equals( 8057 sysPs.pkg.requestedPermissions.get(j))) { 8058 allowed = true; 8059 break; 8060 } 8061 } 8062 } 8063 } 8064 } else { 8065 allowed = isPrivilegedApp(pkg); 8066 } 8067 } 8068 } 8069 if (!allowed && (bp.protectionLevel 8070 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8071 // For development permissions, a development permission 8072 // is granted only if it was already granted. 8073 allowed = origPermissions.hasInstallPermission(perm); 8074 } 8075 return allowed; 8076 } 8077 8078 final class ActivityIntentResolver 8079 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8080 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8081 boolean defaultOnly, int userId) { 8082 if (!sUserManager.exists(userId)) return null; 8083 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8084 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8085 } 8086 8087 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8088 int userId) { 8089 if (!sUserManager.exists(userId)) return null; 8090 mFlags = flags; 8091 return super.queryIntent(intent, resolvedType, 8092 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8093 } 8094 8095 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8096 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8097 if (!sUserManager.exists(userId)) return null; 8098 if (packageActivities == null) { 8099 return null; 8100 } 8101 mFlags = flags; 8102 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8103 final int N = packageActivities.size(); 8104 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8105 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8106 8107 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8108 for (int i = 0; i < N; ++i) { 8109 intentFilters = packageActivities.get(i).intents; 8110 if (intentFilters != null && intentFilters.size() > 0) { 8111 PackageParser.ActivityIntentInfo[] array = 8112 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8113 intentFilters.toArray(array); 8114 listCut.add(array); 8115 } 8116 } 8117 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8118 } 8119 8120 public final void addActivity(PackageParser.Activity a, String type) { 8121 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8122 mActivities.put(a.getComponentName(), a); 8123 if (DEBUG_SHOW_INFO) 8124 Log.v( 8125 TAG, " " + type + " " + 8126 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8127 if (DEBUG_SHOW_INFO) 8128 Log.v(TAG, " Class=" + a.info.name); 8129 final int NI = a.intents.size(); 8130 for (int j=0; j<NI; j++) { 8131 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8132 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8133 intent.setPriority(0); 8134 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8135 + a.className + " with priority > 0, forcing to 0"); 8136 } 8137 if (DEBUG_SHOW_INFO) { 8138 Log.v(TAG, " IntentFilter:"); 8139 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8140 } 8141 if (!intent.debugCheck()) { 8142 Log.w(TAG, "==> For Activity " + a.info.name); 8143 } 8144 addFilter(intent); 8145 } 8146 } 8147 8148 public final void removeActivity(PackageParser.Activity a, String type) { 8149 mActivities.remove(a.getComponentName()); 8150 if (DEBUG_SHOW_INFO) { 8151 Log.v(TAG, " " + type + " " 8152 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8153 : a.info.name) + ":"); 8154 Log.v(TAG, " Class=" + a.info.name); 8155 } 8156 final int NI = a.intents.size(); 8157 for (int j=0; j<NI; j++) { 8158 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8159 if (DEBUG_SHOW_INFO) { 8160 Log.v(TAG, " IntentFilter:"); 8161 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8162 } 8163 removeFilter(intent); 8164 } 8165 } 8166 8167 @Override 8168 protected boolean allowFilterResult( 8169 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8170 ActivityInfo filterAi = filter.activity.info; 8171 for (int i=dest.size()-1; i>=0; i--) { 8172 ActivityInfo destAi = dest.get(i).activityInfo; 8173 if (destAi.name == filterAi.name 8174 && destAi.packageName == filterAi.packageName) { 8175 return false; 8176 } 8177 } 8178 return true; 8179 } 8180 8181 @Override 8182 protected ActivityIntentInfo[] newArray(int size) { 8183 return new ActivityIntentInfo[size]; 8184 } 8185 8186 @Override 8187 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8188 if (!sUserManager.exists(userId)) return true; 8189 PackageParser.Package p = filter.activity.owner; 8190 if (p != null) { 8191 PackageSetting ps = (PackageSetting)p.mExtras; 8192 if (ps != null) { 8193 // System apps are never considered stopped for purposes of 8194 // filtering, because there may be no way for the user to 8195 // actually re-launch them. 8196 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8197 && ps.getStopped(userId); 8198 } 8199 } 8200 return false; 8201 } 8202 8203 @Override 8204 protected boolean isPackageForFilter(String packageName, 8205 PackageParser.ActivityIntentInfo info) { 8206 return packageName.equals(info.activity.owner.packageName); 8207 } 8208 8209 @Override 8210 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8211 int match, int userId) { 8212 if (!sUserManager.exists(userId)) return null; 8213 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8214 return null; 8215 } 8216 final PackageParser.Activity activity = info.activity; 8217 if (mSafeMode && (activity.info.applicationInfo.flags 8218 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8219 return null; 8220 } 8221 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8222 if (ps == null) { 8223 return null; 8224 } 8225 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8226 ps.readUserState(userId), userId); 8227 if (ai == null) { 8228 return null; 8229 } 8230 final ResolveInfo res = new ResolveInfo(); 8231 res.activityInfo = ai; 8232 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8233 res.filter = info; 8234 } 8235 if (info != null) { 8236 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8237 } 8238 res.priority = info.getPriority(); 8239 res.preferredOrder = activity.owner.mPreferredOrder; 8240 //System.out.println("Result: " + res.activityInfo.className + 8241 // " = " + res.priority); 8242 res.match = match; 8243 res.isDefault = info.hasDefault; 8244 res.labelRes = info.labelRes; 8245 res.nonLocalizedLabel = info.nonLocalizedLabel; 8246 if (userNeedsBadging(userId)) { 8247 res.noResourceId = true; 8248 } else { 8249 res.icon = info.icon; 8250 } 8251 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8252 return res; 8253 } 8254 8255 @Override 8256 protected void sortResults(List<ResolveInfo> results) { 8257 Collections.sort(results, mResolvePrioritySorter); 8258 } 8259 8260 @Override 8261 protected void dumpFilter(PrintWriter out, String prefix, 8262 PackageParser.ActivityIntentInfo filter) { 8263 out.print(prefix); out.print( 8264 Integer.toHexString(System.identityHashCode(filter.activity))); 8265 out.print(' '); 8266 filter.activity.printComponentShortName(out); 8267 out.print(" filter "); 8268 out.println(Integer.toHexString(System.identityHashCode(filter))); 8269 } 8270 8271 @Override 8272 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8273 return filter.activity; 8274 } 8275 8276 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8277 PackageParser.Activity activity = (PackageParser.Activity)label; 8278 out.print(prefix); out.print( 8279 Integer.toHexString(System.identityHashCode(activity))); 8280 out.print(' '); 8281 activity.printComponentShortName(out); 8282 if (count > 1) { 8283 out.print(" ("); out.print(count); out.print(" filters)"); 8284 } 8285 out.println(); 8286 } 8287 8288// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8289// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8290// final List<ResolveInfo> retList = Lists.newArrayList(); 8291// while (i.hasNext()) { 8292// final ResolveInfo resolveInfo = i.next(); 8293// if (isEnabledLP(resolveInfo.activityInfo)) { 8294// retList.add(resolveInfo); 8295// } 8296// } 8297// return retList; 8298// } 8299 8300 // Keys are String (activity class name), values are Activity. 8301 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8302 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8303 private int mFlags; 8304 } 8305 8306 private final class ServiceIntentResolver 8307 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8308 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8309 boolean defaultOnly, int userId) { 8310 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8311 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8312 } 8313 8314 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8315 int userId) { 8316 if (!sUserManager.exists(userId)) return null; 8317 mFlags = flags; 8318 return super.queryIntent(intent, resolvedType, 8319 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8320 } 8321 8322 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8323 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8324 if (!sUserManager.exists(userId)) return null; 8325 if (packageServices == null) { 8326 return null; 8327 } 8328 mFlags = flags; 8329 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8330 final int N = packageServices.size(); 8331 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8332 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8333 8334 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8335 for (int i = 0; i < N; ++i) { 8336 intentFilters = packageServices.get(i).intents; 8337 if (intentFilters != null && intentFilters.size() > 0) { 8338 PackageParser.ServiceIntentInfo[] array = 8339 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8340 intentFilters.toArray(array); 8341 listCut.add(array); 8342 } 8343 } 8344 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8345 } 8346 8347 public final void addService(PackageParser.Service s) { 8348 mServices.put(s.getComponentName(), s); 8349 if (DEBUG_SHOW_INFO) { 8350 Log.v(TAG, " " 8351 + (s.info.nonLocalizedLabel != null 8352 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8353 Log.v(TAG, " Class=" + s.info.name); 8354 } 8355 final int NI = s.intents.size(); 8356 int j; 8357 for (j=0; j<NI; j++) { 8358 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8359 if (DEBUG_SHOW_INFO) { 8360 Log.v(TAG, " IntentFilter:"); 8361 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8362 } 8363 if (!intent.debugCheck()) { 8364 Log.w(TAG, "==> For Service " + s.info.name); 8365 } 8366 addFilter(intent); 8367 } 8368 } 8369 8370 public final void removeService(PackageParser.Service s) { 8371 mServices.remove(s.getComponentName()); 8372 if (DEBUG_SHOW_INFO) { 8373 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8374 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8375 Log.v(TAG, " Class=" + s.info.name); 8376 } 8377 final int NI = s.intents.size(); 8378 int j; 8379 for (j=0; j<NI; j++) { 8380 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8381 if (DEBUG_SHOW_INFO) { 8382 Log.v(TAG, " IntentFilter:"); 8383 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8384 } 8385 removeFilter(intent); 8386 } 8387 } 8388 8389 @Override 8390 protected boolean allowFilterResult( 8391 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8392 ServiceInfo filterSi = filter.service.info; 8393 for (int i=dest.size()-1; i>=0; i--) { 8394 ServiceInfo destAi = dest.get(i).serviceInfo; 8395 if (destAi.name == filterSi.name 8396 && destAi.packageName == filterSi.packageName) { 8397 return false; 8398 } 8399 } 8400 return true; 8401 } 8402 8403 @Override 8404 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8405 return new PackageParser.ServiceIntentInfo[size]; 8406 } 8407 8408 @Override 8409 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8410 if (!sUserManager.exists(userId)) return true; 8411 PackageParser.Package p = filter.service.owner; 8412 if (p != null) { 8413 PackageSetting ps = (PackageSetting)p.mExtras; 8414 if (ps != null) { 8415 // System apps are never considered stopped for purposes of 8416 // filtering, because there may be no way for the user to 8417 // actually re-launch them. 8418 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8419 && ps.getStopped(userId); 8420 } 8421 } 8422 return false; 8423 } 8424 8425 @Override 8426 protected boolean isPackageForFilter(String packageName, 8427 PackageParser.ServiceIntentInfo info) { 8428 return packageName.equals(info.service.owner.packageName); 8429 } 8430 8431 @Override 8432 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8433 int match, int userId) { 8434 if (!sUserManager.exists(userId)) return null; 8435 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8436 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8437 return null; 8438 } 8439 final PackageParser.Service service = info.service; 8440 if (mSafeMode && (service.info.applicationInfo.flags 8441 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8442 return null; 8443 } 8444 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8445 if (ps == null) { 8446 return null; 8447 } 8448 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8449 ps.readUserState(userId), userId); 8450 if (si == null) { 8451 return null; 8452 } 8453 final ResolveInfo res = new ResolveInfo(); 8454 res.serviceInfo = si; 8455 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8456 res.filter = filter; 8457 } 8458 res.priority = info.getPriority(); 8459 res.preferredOrder = service.owner.mPreferredOrder; 8460 res.match = match; 8461 res.isDefault = info.hasDefault; 8462 res.labelRes = info.labelRes; 8463 res.nonLocalizedLabel = info.nonLocalizedLabel; 8464 res.icon = info.icon; 8465 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8466 return res; 8467 } 8468 8469 @Override 8470 protected void sortResults(List<ResolveInfo> results) { 8471 Collections.sort(results, mResolvePrioritySorter); 8472 } 8473 8474 @Override 8475 protected void dumpFilter(PrintWriter out, String prefix, 8476 PackageParser.ServiceIntentInfo filter) { 8477 out.print(prefix); out.print( 8478 Integer.toHexString(System.identityHashCode(filter.service))); 8479 out.print(' '); 8480 filter.service.printComponentShortName(out); 8481 out.print(" filter "); 8482 out.println(Integer.toHexString(System.identityHashCode(filter))); 8483 } 8484 8485 @Override 8486 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8487 return filter.service; 8488 } 8489 8490 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8491 PackageParser.Service service = (PackageParser.Service)label; 8492 out.print(prefix); out.print( 8493 Integer.toHexString(System.identityHashCode(service))); 8494 out.print(' '); 8495 service.printComponentShortName(out); 8496 if (count > 1) { 8497 out.print(" ("); out.print(count); out.print(" filters)"); 8498 } 8499 out.println(); 8500 } 8501 8502// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8503// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8504// final List<ResolveInfo> retList = Lists.newArrayList(); 8505// while (i.hasNext()) { 8506// final ResolveInfo resolveInfo = (ResolveInfo) i; 8507// if (isEnabledLP(resolveInfo.serviceInfo)) { 8508// retList.add(resolveInfo); 8509// } 8510// } 8511// return retList; 8512// } 8513 8514 // Keys are String (activity class name), values are Activity. 8515 private final ArrayMap<ComponentName, PackageParser.Service> mServices 8516 = new ArrayMap<ComponentName, PackageParser.Service>(); 8517 private int mFlags; 8518 }; 8519 8520 private final class ProviderIntentResolver 8521 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 8522 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8523 boolean defaultOnly, int userId) { 8524 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8525 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8526 } 8527 8528 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8529 int userId) { 8530 if (!sUserManager.exists(userId)) 8531 return null; 8532 mFlags = flags; 8533 return super.queryIntent(intent, resolvedType, 8534 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8535 } 8536 8537 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8538 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 8539 if (!sUserManager.exists(userId)) 8540 return null; 8541 if (packageProviders == null) { 8542 return null; 8543 } 8544 mFlags = flags; 8545 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 8546 final int N = packageProviders.size(); 8547 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 8548 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 8549 8550 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 8551 for (int i = 0; i < N; ++i) { 8552 intentFilters = packageProviders.get(i).intents; 8553 if (intentFilters != null && intentFilters.size() > 0) { 8554 PackageParser.ProviderIntentInfo[] array = 8555 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 8556 intentFilters.toArray(array); 8557 listCut.add(array); 8558 } 8559 } 8560 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8561 } 8562 8563 public final void addProvider(PackageParser.Provider p) { 8564 if (mProviders.containsKey(p.getComponentName())) { 8565 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 8566 return; 8567 } 8568 8569 mProviders.put(p.getComponentName(), p); 8570 if (DEBUG_SHOW_INFO) { 8571 Log.v(TAG, " " 8572 + (p.info.nonLocalizedLabel != null 8573 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8574 Log.v(TAG, " Class=" + p.info.name); 8575 } 8576 final int NI = p.intents.size(); 8577 int j; 8578 for (j = 0; j < NI; j++) { 8579 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8580 if (DEBUG_SHOW_INFO) { 8581 Log.v(TAG, " IntentFilter:"); 8582 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8583 } 8584 if (!intent.debugCheck()) { 8585 Log.w(TAG, "==> For Provider " + p.info.name); 8586 } 8587 addFilter(intent); 8588 } 8589 } 8590 8591 public final void removeProvider(PackageParser.Provider p) { 8592 mProviders.remove(p.getComponentName()); 8593 if (DEBUG_SHOW_INFO) { 8594 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 8595 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 8596 Log.v(TAG, " Class=" + p.info.name); 8597 } 8598 final int NI = p.intents.size(); 8599 int j; 8600 for (j = 0; j < NI; j++) { 8601 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 8602 if (DEBUG_SHOW_INFO) { 8603 Log.v(TAG, " IntentFilter:"); 8604 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8605 } 8606 removeFilter(intent); 8607 } 8608 } 8609 8610 @Override 8611 protected boolean allowFilterResult( 8612 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 8613 ProviderInfo filterPi = filter.provider.info; 8614 for (int i = dest.size() - 1; i >= 0; i--) { 8615 ProviderInfo destPi = dest.get(i).providerInfo; 8616 if (destPi.name == filterPi.name 8617 && destPi.packageName == filterPi.packageName) { 8618 return false; 8619 } 8620 } 8621 return true; 8622 } 8623 8624 @Override 8625 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 8626 return new PackageParser.ProviderIntentInfo[size]; 8627 } 8628 8629 @Override 8630 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 8631 if (!sUserManager.exists(userId)) 8632 return true; 8633 PackageParser.Package p = filter.provider.owner; 8634 if (p != null) { 8635 PackageSetting ps = (PackageSetting) p.mExtras; 8636 if (ps != null) { 8637 // System apps are never considered stopped for purposes of 8638 // filtering, because there may be no way for the user to 8639 // actually re-launch them. 8640 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8641 && ps.getStopped(userId); 8642 } 8643 } 8644 return false; 8645 } 8646 8647 @Override 8648 protected boolean isPackageForFilter(String packageName, 8649 PackageParser.ProviderIntentInfo info) { 8650 return packageName.equals(info.provider.owner.packageName); 8651 } 8652 8653 @Override 8654 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 8655 int match, int userId) { 8656 if (!sUserManager.exists(userId)) 8657 return null; 8658 final PackageParser.ProviderIntentInfo info = filter; 8659 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 8660 return null; 8661 } 8662 final PackageParser.Provider provider = info.provider; 8663 if (mSafeMode && (provider.info.applicationInfo.flags 8664 & ApplicationInfo.FLAG_SYSTEM) == 0) { 8665 return null; 8666 } 8667 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 8668 if (ps == null) { 8669 return null; 8670 } 8671 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 8672 ps.readUserState(userId), userId); 8673 if (pi == null) { 8674 return null; 8675 } 8676 final ResolveInfo res = new ResolveInfo(); 8677 res.providerInfo = pi; 8678 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 8679 res.filter = filter; 8680 } 8681 res.priority = info.getPriority(); 8682 res.preferredOrder = provider.owner.mPreferredOrder; 8683 res.match = match; 8684 res.isDefault = info.hasDefault; 8685 res.labelRes = info.labelRes; 8686 res.nonLocalizedLabel = info.nonLocalizedLabel; 8687 res.icon = info.icon; 8688 res.system = res.providerInfo.applicationInfo.isSystemApp(); 8689 return res; 8690 } 8691 8692 @Override 8693 protected void sortResults(List<ResolveInfo> results) { 8694 Collections.sort(results, mResolvePrioritySorter); 8695 } 8696 8697 @Override 8698 protected void dumpFilter(PrintWriter out, String prefix, 8699 PackageParser.ProviderIntentInfo filter) { 8700 out.print(prefix); 8701 out.print( 8702 Integer.toHexString(System.identityHashCode(filter.provider))); 8703 out.print(' '); 8704 filter.provider.printComponentShortName(out); 8705 out.print(" filter "); 8706 out.println(Integer.toHexString(System.identityHashCode(filter))); 8707 } 8708 8709 @Override 8710 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 8711 return filter.provider; 8712 } 8713 8714 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8715 PackageParser.Provider provider = (PackageParser.Provider)label; 8716 out.print(prefix); out.print( 8717 Integer.toHexString(System.identityHashCode(provider))); 8718 out.print(' '); 8719 provider.printComponentShortName(out); 8720 if (count > 1) { 8721 out.print(" ("); out.print(count); out.print(" filters)"); 8722 } 8723 out.println(); 8724 } 8725 8726 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 8727 = new ArrayMap<ComponentName, PackageParser.Provider>(); 8728 private int mFlags; 8729 }; 8730 8731 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 8732 new Comparator<ResolveInfo>() { 8733 public int compare(ResolveInfo r1, ResolveInfo r2) { 8734 int v1 = r1.priority; 8735 int v2 = r2.priority; 8736 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 8737 if (v1 != v2) { 8738 return (v1 > v2) ? -1 : 1; 8739 } 8740 v1 = r1.preferredOrder; 8741 v2 = r2.preferredOrder; 8742 if (v1 != v2) { 8743 return (v1 > v2) ? -1 : 1; 8744 } 8745 if (r1.isDefault != r2.isDefault) { 8746 return r1.isDefault ? -1 : 1; 8747 } 8748 v1 = r1.match; 8749 v2 = r2.match; 8750 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 8751 if (v1 != v2) { 8752 return (v1 > v2) ? -1 : 1; 8753 } 8754 if (r1.system != r2.system) { 8755 return r1.system ? -1 : 1; 8756 } 8757 return 0; 8758 } 8759 }; 8760 8761 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 8762 new Comparator<ProviderInfo>() { 8763 public int compare(ProviderInfo p1, ProviderInfo p2) { 8764 final int v1 = p1.initOrder; 8765 final int v2 = p2.initOrder; 8766 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 8767 } 8768 }; 8769 8770 final void sendPackageBroadcast(final String action, final String pkg, 8771 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 8772 final int[] userIds) { 8773 mHandler.post(new Runnable() { 8774 @Override 8775 public void run() { 8776 try { 8777 final IActivityManager am = ActivityManagerNative.getDefault(); 8778 if (am == null) return; 8779 final int[] resolvedUserIds; 8780 if (userIds == null) { 8781 resolvedUserIds = am.getRunningUserIds(); 8782 } else { 8783 resolvedUserIds = userIds; 8784 } 8785 for (int id : resolvedUserIds) { 8786 final Intent intent = new Intent(action, 8787 pkg != null ? Uri.fromParts("package", pkg, null) : null); 8788 if (extras != null) { 8789 intent.putExtras(extras); 8790 } 8791 if (targetPkg != null) { 8792 intent.setPackage(targetPkg); 8793 } 8794 // Modify the UID when posting to other users 8795 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 8796 if (uid > 0 && UserHandle.getUserId(uid) != id) { 8797 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 8798 intent.putExtra(Intent.EXTRA_UID, uid); 8799 } 8800 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 8801 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 8802 if (DEBUG_BROADCASTS) { 8803 RuntimeException here = new RuntimeException("here"); 8804 here.fillInStackTrace(); 8805 Slog.d(TAG, "Sending to user " + id + ": " 8806 + intent.toShortString(false, true, false, false) 8807 + " " + intent.getExtras(), here); 8808 } 8809 am.broadcastIntent(null, intent, null, finishedReceiver, 8810 0, null, null, null, android.app.AppOpsManager.OP_NONE, 8811 finishedReceiver != null, false, id); 8812 } 8813 } catch (RemoteException ex) { 8814 } 8815 } 8816 }); 8817 } 8818 8819 /** 8820 * Check if the external storage media is available. This is true if there 8821 * is a mounted external storage medium or if the external storage is 8822 * emulated. 8823 */ 8824 private boolean isExternalMediaAvailable() { 8825 return mMediaMounted || Environment.isExternalStorageEmulated(); 8826 } 8827 8828 @Override 8829 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 8830 // writer 8831 synchronized (mPackages) { 8832 if (!isExternalMediaAvailable()) { 8833 // If the external storage is no longer mounted at this point, 8834 // the caller may not have been able to delete all of this 8835 // packages files and can not delete any more. Bail. 8836 return null; 8837 } 8838 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 8839 if (lastPackage != null) { 8840 pkgs.remove(lastPackage); 8841 } 8842 if (pkgs.size() > 0) { 8843 return pkgs.get(0); 8844 } 8845 } 8846 return null; 8847 } 8848 8849 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 8850 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 8851 userId, andCode ? 1 : 0, packageName); 8852 if (mSystemReady) { 8853 msg.sendToTarget(); 8854 } else { 8855 if (mPostSystemReadyMessages == null) { 8856 mPostSystemReadyMessages = new ArrayList<>(); 8857 } 8858 mPostSystemReadyMessages.add(msg); 8859 } 8860 } 8861 8862 void startCleaningPackages() { 8863 // reader 8864 synchronized (mPackages) { 8865 if (!isExternalMediaAvailable()) { 8866 return; 8867 } 8868 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 8869 return; 8870 } 8871 } 8872 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 8873 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 8874 IActivityManager am = ActivityManagerNative.getDefault(); 8875 if (am != null) { 8876 try { 8877 am.startService(null, intent, null, UserHandle.USER_OWNER); 8878 } catch (RemoteException e) { 8879 } 8880 } 8881 } 8882 8883 @Override 8884 public void installPackage(String originPath, IPackageInstallObserver2 observer, 8885 int installFlags, String installerPackageName, VerificationParams verificationParams, 8886 String packageAbiOverride) { 8887 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 8888 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 8889 } 8890 8891 @Override 8892 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 8893 int installFlags, String installerPackageName, VerificationParams verificationParams, 8894 String packageAbiOverride, int userId) { 8895 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 8896 8897 final int callingUid = Binder.getCallingUid(); 8898 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 8899 8900 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 8901 try { 8902 if (observer != null) { 8903 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 8904 } 8905 } catch (RemoteException re) { 8906 } 8907 return; 8908 } 8909 8910 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 8911 installFlags |= PackageManager.INSTALL_FROM_ADB; 8912 8913 } else { 8914 // Caller holds INSTALL_PACKAGES permission, so we're less strict 8915 // about installerPackageName. 8916 8917 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 8918 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 8919 } 8920 8921 UserHandle user; 8922 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 8923 user = UserHandle.ALL; 8924 } else { 8925 user = new UserHandle(userId); 8926 } 8927 8928 // Only system components can circumvent runtime permissions when installing. 8929 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 8930 && mContext.checkCallingOrSelfPermission(Manifest.permission 8931 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 8932 throw new SecurityException("You need the " 8933 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 8934 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 8935 } 8936 8937 verificationParams.setInstallerUid(callingUid); 8938 8939 final File originFile = new File(originPath); 8940 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 8941 8942 final Message msg = mHandler.obtainMessage(INIT_COPY); 8943 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 8944 null, verificationParams, user, packageAbiOverride); 8945 mHandler.sendMessage(msg); 8946 } 8947 8948 void installStage(String packageName, File stagedDir, String stagedCid, 8949 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 8950 String installerPackageName, int installerUid, UserHandle user) { 8951 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 8952 params.referrerUri, installerUid, null); 8953 8954 final OriginInfo origin; 8955 if (stagedDir != null) { 8956 origin = OriginInfo.fromStagedFile(stagedDir); 8957 } else { 8958 origin = OriginInfo.fromStagedContainer(stagedCid); 8959 } 8960 8961 final Message msg = mHandler.obtainMessage(INIT_COPY); 8962 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 8963 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 8964 mHandler.sendMessage(msg); 8965 } 8966 8967 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 8968 Bundle extras = new Bundle(1); 8969 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 8970 8971 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 8972 packageName, extras, null, null, new int[] {userId}); 8973 try { 8974 IActivityManager am = ActivityManagerNative.getDefault(); 8975 final boolean isSystem = 8976 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 8977 if (isSystem && am.isUserRunning(userId, false)) { 8978 // The just-installed/enabled app is bundled on the system, so presumed 8979 // to be able to run automatically without needing an explicit launch. 8980 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 8981 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 8982 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 8983 .setPackage(packageName); 8984 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 8985 android.app.AppOpsManager.OP_NONE, false, false, userId); 8986 } 8987 } catch (RemoteException e) { 8988 // shouldn't happen 8989 Slog.w(TAG, "Unable to bootstrap installed package", e); 8990 } 8991 } 8992 8993 @Override 8994 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 8995 int userId) { 8996 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 8997 PackageSetting pkgSetting; 8998 final int uid = Binder.getCallingUid(); 8999 enforceCrossUserPermission(uid, userId, true, true, 9000 "setApplicationHiddenSetting for user " + userId); 9001 9002 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9003 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9004 return false; 9005 } 9006 9007 long callingId = Binder.clearCallingIdentity(); 9008 try { 9009 boolean sendAdded = false; 9010 boolean sendRemoved = false; 9011 // writer 9012 synchronized (mPackages) { 9013 pkgSetting = mSettings.mPackages.get(packageName); 9014 if (pkgSetting == null) { 9015 return false; 9016 } 9017 if (pkgSetting.getHidden(userId) != hidden) { 9018 pkgSetting.setHidden(hidden, userId); 9019 mSettings.writePackageRestrictionsLPr(userId); 9020 if (hidden) { 9021 sendRemoved = true; 9022 } else { 9023 sendAdded = true; 9024 } 9025 } 9026 } 9027 if (sendAdded) { 9028 sendPackageAddedForUser(packageName, pkgSetting, userId); 9029 return true; 9030 } 9031 if (sendRemoved) { 9032 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9033 "hiding pkg"); 9034 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9035 } 9036 } finally { 9037 Binder.restoreCallingIdentity(callingId); 9038 } 9039 return false; 9040 } 9041 9042 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9043 int userId) { 9044 final PackageRemovedInfo info = new PackageRemovedInfo(); 9045 info.removedPackage = packageName; 9046 info.removedUsers = new int[] {userId}; 9047 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9048 info.sendBroadcast(false, false, false); 9049 } 9050 9051 /** 9052 * Returns true if application is not found or there was an error. Otherwise it returns 9053 * the hidden state of the package for the given user. 9054 */ 9055 @Override 9056 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9057 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9058 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9059 false, "getApplicationHidden for user " + userId); 9060 PackageSetting pkgSetting; 9061 long callingId = Binder.clearCallingIdentity(); 9062 try { 9063 // writer 9064 synchronized (mPackages) { 9065 pkgSetting = mSettings.mPackages.get(packageName); 9066 if (pkgSetting == null) { 9067 return true; 9068 } 9069 return pkgSetting.getHidden(userId); 9070 } 9071 } finally { 9072 Binder.restoreCallingIdentity(callingId); 9073 } 9074 } 9075 9076 /** 9077 * @hide 9078 */ 9079 @Override 9080 public int installExistingPackageAsUser(String packageName, int userId) { 9081 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9082 null); 9083 PackageSetting pkgSetting; 9084 final int uid = Binder.getCallingUid(); 9085 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9086 + userId); 9087 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9088 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9089 } 9090 9091 long callingId = Binder.clearCallingIdentity(); 9092 try { 9093 boolean sendAdded = false; 9094 9095 // writer 9096 synchronized (mPackages) { 9097 pkgSetting = mSettings.mPackages.get(packageName); 9098 if (pkgSetting == null) { 9099 return PackageManager.INSTALL_FAILED_INVALID_URI; 9100 } 9101 if (!pkgSetting.getInstalled(userId)) { 9102 pkgSetting.setInstalled(true, userId); 9103 pkgSetting.setHidden(false, userId); 9104 mSettings.writePackageRestrictionsLPr(userId); 9105 sendAdded = true; 9106 } 9107 } 9108 9109 if (sendAdded) { 9110 sendPackageAddedForUser(packageName, pkgSetting, userId); 9111 } 9112 } finally { 9113 Binder.restoreCallingIdentity(callingId); 9114 } 9115 9116 return PackageManager.INSTALL_SUCCEEDED; 9117 } 9118 9119 boolean isUserRestricted(int userId, String restrictionKey) { 9120 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9121 if (restrictions.getBoolean(restrictionKey, false)) { 9122 Log.w(TAG, "User is restricted: " + restrictionKey); 9123 return true; 9124 } 9125 return false; 9126 } 9127 9128 @Override 9129 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9130 mContext.enforceCallingOrSelfPermission( 9131 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9132 "Only package verification agents can verify applications"); 9133 9134 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9135 final PackageVerificationResponse response = new PackageVerificationResponse( 9136 verificationCode, Binder.getCallingUid()); 9137 msg.arg1 = id; 9138 msg.obj = response; 9139 mHandler.sendMessage(msg); 9140 } 9141 9142 @Override 9143 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9144 long millisecondsToDelay) { 9145 mContext.enforceCallingOrSelfPermission( 9146 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9147 "Only package verification agents can extend verification timeouts"); 9148 9149 final PackageVerificationState state = mPendingVerification.get(id); 9150 final PackageVerificationResponse response = new PackageVerificationResponse( 9151 verificationCodeAtTimeout, Binder.getCallingUid()); 9152 9153 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9154 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9155 } 9156 if (millisecondsToDelay < 0) { 9157 millisecondsToDelay = 0; 9158 } 9159 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9160 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9161 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9162 } 9163 9164 if ((state != null) && !state.timeoutExtended()) { 9165 state.extendTimeout(); 9166 9167 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9168 msg.arg1 = id; 9169 msg.obj = response; 9170 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9171 } 9172 } 9173 9174 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9175 int verificationCode, UserHandle user) { 9176 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9177 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9178 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9179 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9180 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9181 9182 mContext.sendBroadcastAsUser(intent, user, 9183 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9184 } 9185 9186 private ComponentName matchComponentForVerifier(String packageName, 9187 List<ResolveInfo> receivers) { 9188 ActivityInfo targetReceiver = null; 9189 9190 final int NR = receivers.size(); 9191 for (int i = 0; i < NR; i++) { 9192 final ResolveInfo info = receivers.get(i); 9193 if (info.activityInfo == null) { 9194 continue; 9195 } 9196 9197 if (packageName.equals(info.activityInfo.packageName)) { 9198 targetReceiver = info.activityInfo; 9199 break; 9200 } 9201 } 9202 9203 if (targetReceiver == null) { 9204 return null; 9205 } 9206 9207 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9208 } 9209 9210 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9211 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9212 if (pkgInfo.verifiers.length == 0) { 9213 return null; 9214 } 9215 9216 final int N = pkgInfo.verifiers.length; 9217 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9218 for (int i = 0; i < N; i++) { 9219 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9220 9221 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9222 receivers); 9223 if (comp == null) { 9224 continue; 9225 } 9226 9227 final int verifierUid = getUidForVerifier(verifierInfo); 9228 if (verifierUid == -1) { 9229 continue; 9230 } 9231 9232 if (DEBUG_VERIFY) { 9233 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9234 + " with the correct signature"); 9235 } 9236 sufficientVerifiers.add(comp); 9237 verificationState.addSufficientVerifier(verifierUid); 9238 } 9239 9240 return sufficientVerifiers; 9241 } 9242 9243 private int getUidForVerifier(VerifierInfo verifierInfo) { 9244 synchronized (mPackages) { 9245 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9246 if (pkg == null) { 9247 return -1; 9248 } else if (pkg.mSignatures.length != 1) { 9249 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9250 + " has more than one signature; ignoring"); 9251 return -1; 9252 } 9253 9254 /* 9255 * If the public key of the package's signature does not match 9256 * our expected public key, then this is a different package and 9257 * we should skip. 9258 */ 9259 9260 final byte[] expectedPublicKey; 9261 try { 9262 final Signature verifierSig = pkg.mSignatures[0]; 9263 final PublicKey publicKey = verifierSig.getPublicKey(); 9264 expectedPublicKey = publicKey.getEncoded(); 9265 } catch (CertificateException e) { 9266 return -1; 9267 } 9268 9269 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9270 9271 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9272 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9273 + " does not have the expected public key; ignoring"); 9274 return -1; 9275 } 9276 9277 return pkg.applicationInfo.uid; 9278 } 9279 } 9280 9281 @Override 9282 public void finishPackageInstall(int token) { 9283 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9284 9285 if (DEBUG_INSTALL) { 9286 Slog.v(TAG, "BM finishing package install for " + token); 9287 } 9288 9289 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9290 mHandler.sendMessage(msg); 9291 } 9292 9293 /** 9294 * Get the verification agent timeout. 9295 * 9296 * @return verification timeout in milliseconds 9297 */ 9298 private long getVerificationTimeout() { 9299 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9300 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9301 DEFAULT_VERIFICATION_TIMEOUT); 9302 } 9303 9304 /** 9305 * Get the default verification agent response code. 9306 * 9307 * @return default verification response code 9308 */ 9309 private int getDefaultVerificationResponse() { 9310 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9311 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9312 DEFAULT_VERIFICATION_RESPONSE); 9313 } 9314 9315 /** 9316 * Check whether or not package verification has been enabled. 9317 * 9318 * @return true if verification should be performed 9319 */ 9320 private boolean isVerificationEnabled(int userId, int installFlags) { 9321 if (!DEFAULT_VERIFY_ENABLE) { 9322 return false; 9323 } 9324 9325 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9326 9327 // Check if installing from ADB 9328 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9329 // Do not run verification in a test harness environment 9330 if (ActivityManager.isRunningInTestHarness()) { 9331 return false; 9332 } 9333 if (ensureVerifyAppsEnabled) { 9334 return true; 9335 } 9336 // Check if the developer does not want package verification for ADB installs 9337 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9338 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9339 return false; 9340 } 9341 } 9342 9343 if (ensureVerifyAppsEnabled) { 9344 return true; 9345 } 9346 9347 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9348 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9349 } 9350 9351 @Override 9352 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9353 throws RemoteException { 9354 mContext.enforceCallingOrSelfPermission( 9355 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9356 "Only intentfilter verification agents can verify applications"); 9357 9358 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9359 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9360 Binder.getCallingUid(), verificationCode, failedDomains); 9361 msg.arg1 = id; 9362 msg.obj = response; 9363 mHandler.sendMessage(msg); 9364 } 9365 9366 @Override 9367 public int getIntentVerificationStatus(String packageName, int userId) { 9368 synchronized (mPackages) { 9369 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9370 } 9371 } 9372 9373 @Override 9374 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9375 boolean result = false; 9376 synchronized (mPackages) { 9377 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9378 } 9379 if (result) { 9380 scheduleWritePackageRestrictionsLocked(userId); 9381 } 9382 return result; 9383 } 9384 9385 @Override 9386 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9387 synchronized (mPackages) { 9388 return mSettings.getIntentFilterVerificationsLPr(packageName); 9389 } 9390 } 9391 9392 @Override 9393 public List<IntentFilter> getAllIntentFilters(String packageName) { 9394 if (TextUtils.isEmpty(packageName)) { 9395 return Collections.<IntentFilter>emptyList(); 9396 } 9397 synchronized (mPackages) { 9398 PackageParser.Package pkg = mPackages.get(packageName); 9399 if (pkg == null || pkg.activities == null) { 9400 return Collections.<IntentFilter>emptyList(); 9401 } 9402 final int count = pkg.activities.size(); 9403 ArrayList<IntentFilter> result = new ArrayList<>(); 9404 for (int n=0; n<count; n++) { 9405 PackageParser.Activity activity = pkg.activities.get(n); 9406 if (activity.intents != null || activity.intents.size() > 0) { 9407 result.addAll(activity.intents); 9408 } 9409 } 9410 return result; 9411 } 9412 } 9413 9414 @Override 9415 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9416 synchronized (mPackages) { 9417 boolean result = mSettings.setDefaultBrowserPackageNameLPr(packageName, userId); 9418 if (packageName != null) { 9419 result |= updateIntentVerificationStatus(packageName, 9420 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9421 UserHandle.myUserId()); 9422 } 9423 return result; 9424 } 9425 } 9426 9427 @Override 9428 public String getDefaultBrowserPackageName(int userId) { 9429 synchronized (mPackages) { 9430 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9431 } 9432 } 9433 9434 /** 9435 * Get the "allow unknown sources" setting. 9436 * 9437 * @return the current "allow unknown sources" setting 9438 */ 9439 private int getUnknownSourcesSettings() { 9440 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9441 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9442 -1); 9443 } 9444 9445 @Override 9446 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9447 final int uid = Binder.getCallingUid(); 9448 // writer 9449 synchronized (mPackages) { 9450 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9451 if (targetPackageSetting == null) { 9452 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9453 } 9454 9455 PackageSetting installerPackageSetting; 9456 if (installerPackageName != null) { 9457 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9458 if (installerPackageSetting == null) { 9459 throw new IllegalArgumentException("Unknown installer package: " 9460 + installerPackageName); 9461 } 9462 } else { 9463 installerPackageSetting = null; 9464 } 9465 9466 Signature[] callerSignature; 9467 Object obj = mSettings.getUserIdLPr(uid); 9468 if (obj != null) { 9469 if (obj instanceof SharedUserSetting) { 9470 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9471 } else if (obj instanceof PackageSetting) { 9472 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9473 } else { 9474 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9475 } 9476 } else { 9477 throw new SecurityException("Unknown calling uid " + uid); 9478 } 9479 9480 // Verify: can't set installerPackageName to a package that is 9481 // not signed with the same cert as the caller. 9482 if (installerPackageSetting != null) { 9483 if (compareSignatures(callerSignature, 9484 installerPackageSetting.signatures.mSignatures) 9485 != PackageManager.SIGNATURE_MATCH) { 9486 throw new SecurityException( 9487 "Caller does not have same cert as new installer package " 9488 + installerPackageName); 9489 } 9490 } 9491 9492 // Verify: if target already has an installer package, it must 9493 // be signed with the same cert as the caller. 9494 if (targetPackageSetting.installerPackageName != null) { 9495 PackageSetting setting = mSettings.mPackages.get( 9496 targetPackageSetting.installerPackageName); 9497 // If the currently set package isn't valid, then it's always 9498 // okay to change it. 9499 if (setting != null) { 9500 if (compareSignatures(callerSignature, 9501 setting.signatures.mSignatures) 9502 != PackageManager.SIGNATURE_MATCH) { 9503 throw new SecurityException( 9504 "Caller does not have same cert as old installer package " 9505 + targetPackageSetting.installerPackageName); 9506 } 9507 } 9508 } 9509 9510 // Okay! 9511 targetPackageSetting.installerPackageName = installerPackageName; 9512 scheduleWriteSettingsLocked(); 9513 } 9514 } 9515 9516 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 9517 // Queue up an async operation since the package installation may take a little while. 9518 mHandler.post(new Runnable() { 9519 public void run() { 9520 mHandler.removeCallbacks(this); 9521 // Result object to be returned 9522 PackageInstalledInfo res = new PackageInstalledInfo(); 9523 res.returnCode = currentStatus; 9524 res.uid = -1; 9525 res.pkg = null; 9526 res.removedInfo = new PackageRemovedInfo(); 9527 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 9528 args.doPreInstall(res.returnCode); 9529 synchronized (mInstallLock) { 9530 installPackageLI(args, res); 9531 } 9532 args.doPostInstall(res.returnCode, res.uid); 9533 } 9534 9535 // A restore should be performed at this point if (a) the install 9536 // succeeded, (b) the operation is not an update, and (c) the new 9537 // package has not opted out of backup participation. 9538 final boolean update = res.removedInfo.removedPackage != null; 9539 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 9540 boolean doRestore = !update 9541 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 9542 9543 // Set up the post-install work request bookkeeping. This will be used 9544 // and cleaned up by the post-install event handling regardless of whether 9545 // there's a restore pass performed. Token values are >= 1. 9546 int token; 9547 if (mNextInstallToken < 0) mNextInstallToken = 1; 9548 token = mNextInstallToken++; 9549 9550 PostInstallData data = new PostInstallData(args, res); 9551 mRunningInstalls.put(token, data); 9552 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 9553 9554 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 9555 // Pass responsibility to the Backup Manager. It will perform a 9556 // restore if appropriate, then pass responsibility back to the 9557 // Package Manager to run the post-install observer callbacks 9558 // and broadcasts. 9559 IBackupManager bm = IBackupManager.Stub.asInterface( 9560 ServiceManager.getService(Context.BACKUP_SERVICE)); 9561 if (bm != null) { 9562 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 9563 + " to BM for possible restore"); 9564 try { 9565 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 9566 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 9567 } else { 9568 doRestore = false; 9569 } 9570 } catch (RemoteException e) { 9571 // can't happen; the backup manager is local 9572 } catch (Exception e) { 9573 Slog.e(TAG, "Exception trying to enqueue restore", e); 9574 doRestore = false; 9575 } 9576 } else { 9577 Slog.e(TAG, "Backup Manager not found!"); 9578 doRestore = false; 9579 } 9580 } 9581 9582 if (!doRestore) { 9583 // No restore possible, or the Backup Manager was mysteriously not 9584 // available -- just fire the post-install work request directly. 9585 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 9586 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9587 mHandler.sendMessage(msg); 9588 } 9589 } 9590 }); 9591 } 9592 9593 private abstract class HandlerParams { 9594 private static final int MAX_RETRIES = 4; 9595 9596 /** 9597 * Number of times startCopy() has been attempted and had a non-fatal 9598 * error. 9599 */ 9600 private int mRetries = 0; 9601 9602 /** User handle for the user requesting the information or installation. */ 9603 private final UserHandle mUser; 9604 9605 HandlerParams(UserHandle user) { 9606 mUser = user; 9607 } 9608 9609 UserHandle getUser() { 9610 return mUser; 9611 } 9612 9613 final boolean startCopy() { 9614 boolean res; 9615 try { 9616 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 9617 9618 if (++mRetries > MAX_RETRIES) { 9619 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 9620 mHandler.sendEmptyMessage(MCS_GIVE_UP); 9621 handleServiceError(); 9622 return false; 9623 } else { 9624 handleStartCopy(); 9625 res = true; 9626 } 9627 } catch (RemoteException e) { 9628 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 9629 mHandler.sendEmptyMessage(MCS_RECONNECT); 9630 res = false; 9631 } 9632 handleReturnCode(); 9633 return res; 9634 } 9635 9636 final void serviceError() { 9637 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 9638 handleServiceError(); 9639 handleReturnCode(); 9640 } 9641 9642 abstract void handleStartCopy() throws RemoteException; 9643 abstract void handleServiceError(); 9644 abstract void handleReturnCode(); 9645 } 9646 9647 class MeasureParams extends HandlerParams { 9648 private final PackageStats mStats; 9649 private boolean mSuccess; 9650 9651 private final IPackageStatsObserver mObserver; 9652 9653 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 9654 super(new UserHandle(stats.userHandle)); 9655 mObserver = observer; 9656 mStats = stats; 9657 } 9658 9659 @Override 9660 public String toString() { 9661 return "MeasureParams{" 9662 + Integer.toHexString(System.identityHashCode(this)) 9663 + " " + mStats.packageName + "}"; 9664 } 9665 9666 @Override 9667 void handleStartCopy() throws RemoteException { 9668 synchronized (mInstallLock) { 9669 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 9670 } 9671 9672 if (mSuccess) { 9673 final boolean mounted; 9674 if (Environment.isExternalStorageEmulated()) { 9675 mounted = true; 9676 } else { 9677 final String status = Environment.getExternalStorageState(); 9678 mounted = (Environment.MEDIA_MOUNTED.equals(status) 9679 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 9680 } 9681 9682 if (mounted) { 9683 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 9684 9685 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 9686 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 9687 9688 mStats.externalDataSize = calculateDirectorySize(mContainerService, 9689 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 9690 9691 // Always subtract cache size, since it's a subdirectory 9692 mStats.externalDataSize -= mStats.externalCacheSize; 9693 9694 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 9695 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 9696 9697 mStats.externalObbSize = calculateDirectorySize(mContainerService, 9698 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 9699 } 9700 } 9701 } 9702 9703 @Override 9704 void handleReturnCode() { 9705 if (mObserver != null) { 9706 try { 9707 mObserver.onGetStatsCompleted(mStats, mSuccess); 9708 } catch (RemoteException e) { 9709 Slog.i(TAG, "Observer no longer exists."); 9710 } 9711 } 9712 } 9713 9714 @Override 9715 void handleServiceError() { 9716 Slog.e(TAG, "Could not measure application " + mStats.packageName 9717 + " external storage"); 9718 } 9719 } 9720 9721 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 9722 throws RemoteException { 9723 long result = 0; 9724 for (File path : paths) { 9725 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 9726 } 9727 return result; 9728 } 9729 9730 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 9731 for (File path : paths) { 9732 try { 9733 mcs.clearDirectory(path.getAbsolutePath()); 9734 } catch (RemoteException e) { 9735 } 9736 } 9737 } 9738 9739 static class OriginInfo { 9740 /** 9741 * Location where install is coming from, before it has been 9742 * copied/renamed into place. This could be a single monolithic APK 9743 * file, or a cluster directory. This location may be untrusted. 9744 */ 9745 final File file; 9746 final String cid; 9747 9748 /** 9749 * Flag indicating that {@link #file} or {@link #cid} has already been 9750 * staged, meaning downstream users don't need to defensively copy the 9751 * contents. 9752 */ 9753 final boolean staged; 9754 9755 /** 9756 * Flag indicating that {@link #file} or {@link #cid} is an already 9757 * installed app that is being moved. 9758 */ 9759 final boolean existing; 9760 9761 final String resolvedPath; 9762 final File resolvedFile; 9763 9764 static OriginInfo fromNothing() { 9765 return new OriginInfo(null, null, false, false); 9766 } 9767 9768 static OriginInfo fromUntrustedFile(File file) { 9769 return new OriginInfo(file, null, false, false); 9770 } 9771 9772 static OriginInfo fromExistingFile(File file) { 9773 return new OriginInfo(file, null, false, true); 9774 } 9775 9776 static OriginInfo fromStagedFile(File file) { 9777 return new OriginInfo(file, null, true, false); 9778 } 9779 9780 static OriginInfo fromStagedContainer(String cid) { 9781 return new OriginInfo(null, cid, true, false); 9782 } 9783 9784 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 9785 this.file = file; 9786 this.cid = cid; 9787 this.staged = staged; 9788 this.existing = existing; 9789 9790 if (cid != null) { 9791 resolvedPath = PackageHelper.getSdDir(cid); 9792 resolvedFile = new File(resolvedPath); 9793 } else if (file != null) { 9794 resolvedPath = file.getAbsolutePath(); 9795 resolvedFile = file; 9796 } else { 9797 resolvedPath = null; 9798 resolvedFile = null; 9799 } 9800 } 9801 } 9802 9803 class MoveInfo { 9804 final int moveId; 9805 final String fromUuid; 9806 final String toUuid; 9807 final String packageName; 9808 final String dataAppName; 9809 final int appId; 9810 final String seinfo; 9811 9812 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 9813 String dataAppName, int appId, String seinfo) { 9814 this.moveId = moveId; 9815 this.fromUuid = fromUuid; 9816 this.toUuid = toUuid; 9817 this.packageName = packageName; 9818 this.dataAppName = dataAppName; 9819 this.appId = appId; 9820 this.seinfo = seinfo; 9821 } 9822 } 9823 9824 class InstallParams extends HandlerParams { 9825 final OriginInfo origin; 9826 final MoveInfo move; 9827 final IPackageInstallObserver2 observer; 9828 int installFlags; 9829 final String installerPackageName; 9830 final String volumeUuid; 9831 final VerificationParams verificationParams; 9832 private InstallArgs mArgs; 9833 private int mRet; 9834 final String packageAbiOverride; 9835 9836 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 9837 int installFlags, String installerPackageName, String volumeUuid, 9838 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 9839 super(user); 9840 this.origin = origin; 9841 this.move = move; 9842 this.observer = observer; 9843 this.installFlags = installFlags; 9844 this.installerPackageName = installerPackageName; 9845 this.volumeUuid = volumeUuid; 9846 this.verificationParams = verificationParams; 9847 this.packageAbiOverride = packageAbiOverride; 9848 } 9849 9850 @Override 9851 public String toString() { 9852 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 9853 + " file=" + origin.file + " cid=" + origin.cid + "}"; 9854 } 9855 9856 public ManifestDigest getManifestDigest() { 9857 if (verificationParams == null) { 9858 return null; 9859 } 9860 return verificationParams.getManifestDigest(); 9861 } 9862 9863 private int installLocationPolicy(PackageInfoLite pkgLite) { 9864 String packageName = pkgLite.packageName; 9865 int installLocation = pkgLite.installLocation; 9866 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9867 // reader 9868 synchronized (mPackages) { 9869 PackageParser.Package pkg = mPackages.get(packageName); 9870 if (pkg != null) { 9871 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 9872 // Check for downgrading. 9873 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 9874 try { 9875 checkDowngrade(pkg, pkgLite); 9876 } catch (PackageManagerException e) { 9877 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 9878 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 9879 } 9880 } 9881 // Check for updated system application. 9882 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 9883 if (onSd) { 9884 Slog.w(TAG, "Cannot install update to system app on sdcard"); 9885 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 9886 } 9887 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9888 } else { 9889 if (onSd) { 9890 // Install flag overrides everything. 9891 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9892 } 9893 // If current upgrade specifies particular preference 9894 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 9895 // Application explicitly specified internal. 9896 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9897 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 9898 // App explictly prefers external. Let policy decide 9899 } else { 9900 // Prefer previous location 9901 if (isExternal(pkg)) { 9902 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9903 } 9904 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 9905 } 9906 } 9907 } else { 9908 // Invalid install. Return error code 9909 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 9910 } 9911 } 9912 } 9913 // All the special cases have been taken care of. 9914 // Return result based on recommended install location. 9915 if (onSd) { 9916 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 9917 } 9918 return pkgLite.recommendedInstallLocation; 9919 } 9920 9921 /* 9922 * Invoke remote method to get package information and install 9923 * location values. Override install location based on default 9924 * policy if needed and then create install arguments based 9925 * on the install location. 9926 */ 9927 public void handleStartCopy() throws RemoteException { 9928 int ret = PackageManager.INSTALL_SUCCEEDED; 9929 9930 // If we're already staged, we've firmly committed to an install location 9931 if (origin.staged) { 9932 if (origin.file != null) { 9933 installFlags |= PackageManager.INSTALL_INTERNAL; 9934 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 9935 } else if (origin.cid != null) { 9936 installFlags |= PackageManager.INSTALL_EXTERNAL; 9937 installFlags &= ~PackageManager.INSTALL_INTERNAL; 9938 } else { 9939 throw new IllegalStateException("Invalid stage location"); 9940 } 9941 } 9942 9943 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 9944 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 9945 9946 PackageInfoLite pkgLite = null; 9947 9948 if (onInt && onSd) { 9949 // Check if both bits are set. 9950 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 9951 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9952 } else { 9953 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 9954 packageAbiOverride); 9955 9956 /* 9957 * If we have too little free space, try to free cache 9958 * before giving up. 9959 */ 9960 if (!origin.staged && pkgLite.recommendedInstallLocation 9961 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9962 // TODO: focus freeing disk space on the target device 9963 final StorageManager storage = StorageManager.from(mContext); 9964 final long lowThreshold = storage.getStorageLowBytes( 9965 Environment.getDataDirectory()); 9966 9967 final long sizeBytes = mContainerService.calculateInstalledSize( 9968 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 9969 9970 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 9971 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 9972 installFlags, packageAbiOverride); 9973 } 9974 9975 /* 9976 * The cache free must have deleted the file we 9977 * downloaded to install. 9978 * 9979 * TODO: fix the "freeCache" call to not delete 9980 * the file we care about. 9981 */ 9982 if (pkgLite.recommendedInstallLocation 9983 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 9984 pkgLite.recommendedInstallLocation 9985 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 9986 } 9987 } 9988 } 9989 9990 if (ret == PackageManager.INSTALL_SUCCEEDED) { 9991 int loc = pkgLite.recommendedInstallLocation; 9992 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 9993 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 9994 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 9995 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 9996 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 9997 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 9998 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 9999 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10000 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10001 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10002 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10003 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10004 } else { 10005 // Override with defaults if needed. 10006 loc = installLocationPolicy(pkgLite); 10007 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10008 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10009 } else if (!onSd && !onInt) { 10010 // Override install location with flags 10011 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10012 // Set the flag to install on external media. 10013 installFlags |= PackageManager.INSTALL_EXTERNAL; 10014 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10015 } else { 10016 // Make sure the flag for installing on external 10017 // media is unset 10018 installFlags |= PackageManager.INSTALL_INTERNAL; 10019 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10020 } 10021 } 10022 } 10023 } 10024 10025 final InstallArgs args = createInstallArgs(this); 10026 mArgs = args; 10027 10028 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10029 /* 10030 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10031 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10032 */ 10033 int userIdentifier = getUser().getIdentifier(); 10034 if (userIdentifier == UserHandle.USER_ALL 10035 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10036 userIdentifier = UserHandle.USER_OWNER; 10037 } 10038 10039 /* 10040 * Determine if we have any installed package verifiers. If we 10041 * do, then we'll defer to them to verify the packages. 10042 */ 10043 final int requiredUid = mRequiredVerifierPackage == null ? -1 10044 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10045 if (!origin.existing && requiredUid != -1 10046 && isVerificationEnabled(userIdentifier, installFlags)) { 10047 final Intent verification = new Intent( 10048 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10049 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10050 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10051 PACKAGE_MIME_TYPE); 10052 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10053 10054 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10055 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10056 0 /* TODO: Which userId? */); 10057 10058 if (DEBUG_VERIFY) { 10059 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10060 + verification.toString() + " with " + pkgLite.verifiers.length 10061 + " optional verifiers"); 10062 } 10063 10064 final int verificationId = mPendingVerificationToken++; 10065 10066 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10067 10068 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10069 installerPackageName); 10070 10071 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10072 installFlags); 10073 10074 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10075 pkgLite.packageName); 10076 10077 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10078 pkgLite.versionCode); 10079 10080 if (verificationParams != null) { 10081 if (verificationParams.getVerificationURI() != null) { 10082 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10083 verificationParams.getVerificationURI()); 10084 } 10085 if (verificationParams.getOriginatingURI() != null) { 10086 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10087 verificationParams.getOriginatingURI()); 10088 } 10089 if (verificationParams.getReferrer() != null) { 10090 verification.putExtra(Intent.EXTRA_REFERRER, 10091 verificationParams.getReferrer()); 10092 } 10093 if (verificationParams.getOriginatingUid() >= 0) { 10094 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10095 verificationParams.getOriginatingUid()); 10096 } 10097 if (verificationParams.getInstallerUid() >= 0) { 10098 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10099 verificationParams.getInstallerUid()); 10100 } 10101 } 10102 10103 final PackageVerificationState verificationState = new PackageVerificationState( 10104 requiredUid, args); 10105 10106 mPendingVerification.append(verificationId, verificationState); 10107 10108 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10109 receivers, verificationState); 10110 10111 /* 10112 * If any sufficient verifiers were listed in the package 10113 * manifest, attempt to ask them. 10114 */ 10115 if (sufficientVerifiers != null) { 10116 final int N = sufficientVerifiers.size(); 10117 if (N == 0) { 10118 Slog.i(TAG, "Additional verifiers required, but none installed."); 10119 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10120 } else { 10121 for (int i = 0; i < N; i++) { 10122 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10123 10124 final Intent sufficientIntent = new Intent(verification); 10125 sufficientIntent.setComponent(verifierComponent); 10126 10127 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10128 } 10129 } 10130 } 10131 10132 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10133 mRequiredVerifierPackage, receivers); 10134 if (ret == PackageManager.INSTALL_SUCCEEDED 10135 && mRequiredVerifierPackage != null) { 10136 /* 10137 * Send the intent to the required verification agent, 10138 * but only start the verification timeout after the 10139 * target BroadcastReceivers have run. 10140 */ 10141 verification.setComponent(requiredVerifierComponent); 10142 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10143 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10144 new BroadcastReceiver() { 10145 @Override 10146 public void onReceive(Context context, Intent intent) { 10147 final Message msg = mHandler 10148 .obtainMessage(CHECK_PENDING_VERIFICATION); 10149 msg.arg1 = verificationId; 10150 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10151 } 10152 }, null, 0, null, null); 10153 10154 /* 10155 * We don't want the copy to proceed until verification 10156 * succeeds, so null out this field. 10157 */ 10158 mArgs = null; 10159 } 10160 } else { 10161 /* 10162 * No package verification is enabled, so immediately start 10163 * the remote call to initiate copy using temporary file. 10164 */ 10165 ret = args.copyApk(mContainerService, true); 10166 } 10167 } 10168 10169 mRet = ret; 10170 } 10171 10172 @Override 10173 void handleReturnCode() { 10174 // If mArgs is null, then MCS couldn't be reached. When it 10175 // reconnects, it will try again to install. At that point, this 10176 // will succeed. 10177 if (mArgs != null) { 10178 processPendingInstall(mArgs, mRet); 10179 } 10180 } 10181 10182 @Override 10183 void handleServiceError() { 10184 mArgs = createInstallArgs(this); 10185 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10186 } 10187 10188 public boolean isForwardLocked() { 10189 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10190 } 10191 } 10192 10193 /** 10194 * Used during creation of InstallArgs 10195 * 10196 * @param installFlags package installation flags 10197 * @return true if should be installed on external storage 10198 */ 10199 private static boolean installOnExternalAsec(int installFlags) { 10200 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10201 return false; 10202 } 10203 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10204 return true; 10205 } 10206 return false; 10207 } 10208 10209 /** 10210 * Used during creation of InstallArgs 10211 * 10212 * @param installFlags package installation flags 10213 * @return true if should be installed as forward locked 10214 */ 10215 private static boolean installForwardLocked(int installFlags) { 10216 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10217 } 10218 10219 private InstallArgs createInstallArgs(InstallParams params) { 10220 if (params.move != null) { 10221 return new MoveInstallArgs(params); 10222 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10223 return new AsecInstallArgs(params); 10224 } else { 10225 return new FileInstallArgs(params); 10226 } 10227 } 10228 10229 /** 10230 * Create args that describe an existing installed package. Typically used 10231 * when cleaning up old installs, or used as a move source. 10232 */ 10233 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10234 String resourcePath, String[] instructionSets) { 10235 final boolean isInAsec; 10236 if (installOnExternalAsec(installFlags)) { 10237 /* Apps on SD card are always in ASEC containers. */ 10238 isInAsec = true; 10239 } else if (installForwardLocked(installFlags) 10240 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10241 /* 10242 * Forward-locked apps are only in ASEC containers if they're the 10243 * new style 10244 */ 10245 isInAsec = true; 10246 } else { 10247 isInAsec = false; 10248 } 10249 10250 if (isInAsec) { 10251 return new AsecInstallArgs(codePath, instructionSets, 10252 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10253 } else { 10254 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10255 } 10256 } 10257 10258 static abstract class InstallArgs { 10259 /** @see InstallParams#origin */ 10260 final OriginInfo origin; 10261 /** @see InstallParams#move */ 10262 final MoveInfo move; 10263 10264 final IPackageInstallObserver2 observer; 10265 // Always refers to PackageManager flags only 10266 final int installFlags; 10267 final String installerPackageName; 10268 final String volumeUuid; 10269 final ManifestDigest manifestDigest; 10270 final UserHandle user; 10271 final String abiOverride; 10272 10273 // The list of instruction sets supported by this app. This is currently 10274 // only used during the rmdex() phase to clean up resources. We can get rid of this 10275 // if we move dex files under the common app path. 10276 /* nullable */ String[] instructionSets; 10277 10278 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10279 int installFlags, String installerPackageName, String volumeUuid, 10280 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10281 String abiOverride) { 10282 this.origin = origin; 10283 this.move = move; 10284 this.installFlags = installFlags; 10285 this.observer = observer; 10286 this.installerPackageName = installerPackageName; 10287 this.volumeUuid = volumeUuid; 10288 this.manifestDigest = manifestDigest; 10289 this.user = user; 10290 this.instructionSets = instructionSets; 10291 this.abiOverride = abiOverride; 10292 } 10293 10294 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10295 abstract int doPreInstall(int status); 10296 10297 /** 10298 * Rename package into final resting place. All paths on the given 10299 * scanned package should be updated to reflect the rename. 10300 */ 10301 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10302 abstract int doPostInstall(int status, int uid); 10303 10304 /** @see PackageSettingBase#codePathString */ 10305 abstract String getCodePath(); 10306 /** @see PackageSettingBase#resourcePathString */ 10307 abstract String getResourcePath(); 10308 10309 // Need installer lock especially for dex file removal. 10310 abstract void cleanUpResourcesLI(); 10311 abstract boolean doPostDeleteLI(boolean delete); 10312 10313 /** 10314 * Called before the source arguments are copied. This is used mostly 10315 * for MoveParams when it needs to read the source file to put it in the 10316 * destination. 10317 */ 10318 int doPreCopy() { 10319 return PackageManager.INSTALL_SUCCEEDED; 10320 } 10321 10322 /** 10323 * Called after the source arguments are copied. This is used mostly for 10324 * MoveParams when it needs to read the source file to put it in the 10325 * destination. 10326 * 10327 * @return 10328 */ 10329 int doPostCopy(int uid) { 10330 return PackageManager.INSTALL_SUCCEEDED; 10331 } 10332 10333 protected boolean isFwdLocked() { 10334 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10335 } 10336 10337 protected boolean isExternalAsec() { 10338 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10339 } 10340 10341 UserHandle getUser() { 10342 return user; 10343 } 10344 } 10345 10346 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10347 if (!allCodePaths.isEmpty()) { 10348 if (instructionSets == null) { 10349 throw new IllegalStateException("instructionSet == null"); 10350 } 10351 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10352 for (String codePath : allCodePaths) { 10353 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10354 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10355 if (retCode < 0) { 10356 Slog.w(TAG, "Couldn't remove dex file for package: " 10357 + " at location " + codePath + ", retcode=" + retCode); 10358 // we don't consider this to be a failure of the core package deletion 10359 } 10360 } 10361 } 10362 } 10363 } 10364 10365 /** 10366 * Logic to handle installation of non-ASEC applications, including copying 10367 * and renaming logic. 10368 */ 10369 class FileInstallArgs extends InstallArgs { 10370 private File codeFile; 10371 private File resourceFile; 10372 10373 // Example topology: 10374 // /data/app/com.example/base.apk 10375 // /data/app/com.example/split_foo.apk 10376 // /data/app/com.example/lib/arm/libfoo.so 10377 // /data/app/com.example/lib/arm64/libfoo.so 10378 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10379 10380 /** New install */ 10381 FileInstallArgs(InstallParams params) { 10382 super(params.origin, params.move, params.observer, params.installFlags, 10383 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10384 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10385 if (isFwdLocked()) { 10386 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10387 } 10388 } 10389 10390 /** Existing install */ 10391 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10392 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10393 null); 10394 this.codeFile = (codePath != null) ? new File(codePath) : null; 10395 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10396 } 10397 10398 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10399 if (origin.staged) { 10400 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10401 codeFile = origin.file; 10402 resourceFile = origin.file; 10403 return PackageManager.INSTALL_SUCCEEDED; 10404 } 10405 10406 try { 10407 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10408 codeFile = tempDir; 10409 resourceFile = tempDir; 10410 } catch (IOException e) { 10411 Slog.w(TAG, "Failed to create copy file: " + e); 10412 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10413 } 10414 10415 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10416 @Override 10417 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10418 if (!FileUtils.isValidExtFilename(name)) { 10419 throw new IllegalArgumentException("Invalid filename: " + name); 10420 } 10421 try { 10422 final File file = new File(codeFile, name); 10423 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10424 O_RDWR | O_CREAT, 0644); 10425 Os.chmod(file.getAbsolutePath(), 0644); 10426 return new ParcelFileDescriptor(fd); 10427 } catch (ErrnoException e) { 10428 throw new RemoteException("Failed to open: " + e.getMessage()); 10429 } 10430 } 10431 }; 10432 10433 int ret = PackageManager.INSTALL_SUCCEEDED; 10434 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10435 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10436 Slog.e(TAG, "Failed to copy package"); 10437 return ret; 10438 } 10439 10440 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10441 NativeLibraryHelper.Handle handle = null; 10442 try { 10443 handle = NativeLibraryHelper.Handle.create(codeFile); 10444 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10445 abiOverride); 10446 } catch (IOException e) { 10447 Slog.e(TAG, "Copying native libraries failed", e); 10448 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10449 } finally { 10450 IoUtils.closeQuietly(handle); 10451 } 10452 10453 return ret; 10454 } 10455 10456 int doPreInstall(int status) { 10457 if (status != PackageManager.INSTALL_SUCCEEDED) { 10458 cleanUp(); 10459 } 10460 return status; 10461 } 10462 10463 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10464 if (status != PackageManager.INSTALL_SUCCEEDED) { 10465 cleanUp(); 10466 return false; 10467 } 10468 10469 final File targetDir = codeFile.getParentFile(); 10470 final File beforeCodeFile = codeFile; 10471 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10472 10473 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10474 try { 10475 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10476 } catch (ErrnoException e) { 10477 Slog.w(TAG, "Failed to rename", e); 10478 return false; 10479 } 10480 10481 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10482 Slog.w(TAG, "Failed to restorecon"); 10483 return false; 10484 } 10485 10486 // Reflect the rename internally 10487 codeFile = afterCodeFile; 10488 resourceFile = afterCodeFile; 10489 10490 // Reflect the rename in scanned details 10491 pkg.codePath = afterCodeFile.getAbsolutePath(); 10492 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10493 pkg.baseCodePath); 10494 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10495 pkg.splitCodePaths); 10496 10497 // Reflect the rename in app info 10498 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10499 pkg.applicationInfo.setCodePath(pkg.codePath); 10500 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10501 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10502 pkg.applicationInfo.setResourcePath(pkg.codePath); 10503 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10504 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10505 10506 return true; 10507 } 10508 10509 int doPostInstall(int status, int uid) { 10510 if (status != PackageManager.INSTALL_SUCCEEDED) { 10511 cleanUp(); 10512 } 10513 return status; 10514 } 10515 10516 @Override 10517 String getCodePath() { 10518 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10519 } 10520 10521 @Override 10522 String getResourcePath() { 10523 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10524 } 10525 10526 private boolean cleanUp() { 10527 if (codeFile == null || !codeFile.exists()) { 10528 return false; 10529 } 10530 10531 if (codeFile.isDirectory()) { 10532 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10533 } else { 10534 codeFile.delete(); 10535 } 10536 10537 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10538 resourceFile.delete(); 10539 } 10540 10541 return true; 10542 } 10543 10544 void cleanUpResourcesLI() { 10545 // Try enumerating all code paths before deleting 10546 List<String> allCodePaths = Collections.EMPTY_LIST; 10547 if (codeFile != null && codeFile.exists()) { 10548 try { 10549 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10550 allCodePaths = pkg.getAllCodePaths(); 10551 } catch (PackageParserException e) { 10552 // Ignored; we tried our best 10553 } 10554 } 10555 10556 cleanUp(); 10557 removeDexFiles(allCodePaths, instructionSets); 10558 } 10559 10560 boolean doPostDeleteLI(boolean delete) { 10561 // XXX err, shouldn't we respect the delete flag? 10562 cleanUpResourcesLI(); 10563 return true; 10564 } 10565 } 10566 10567 private boolean isAsecExternal(String cid) { 10568 final String asecPath = PackageHelper.getSdFilesystem(cid); 10569 return !asecPath.startsWith(mAsecInternalPath); 10570 } 10571 10572 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 10573 PackageManagerException { 10574 if (copyRet < 0) { 10575 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 10576 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 10577 throw new PackageManagerException(copyRet, message); 10578 } 10579 } 10580 } 10581 10582 /** 10583 * Extract the MountService "container ID" from the full code path of an 10584 * .apk. 10585 */ 10586 static String cidFromCodePath(String fullCodePath) { 10587 int eidx = fullCodePath.lastIndexOf("/"); 10588 String subStr1 = fullCodePath.substring(0, eidx); 10589 int sidx = subStr1.lastIndexOf("/"); 10590 return subStr1.substring(sidx+1, eidx); 10591 } 10592 10593 /** 10594 * Logic to handle installation of ASEC applications, including copying and 10595 * renaming logic. 10596 */ 10597 class AsecInstallArgs extends InstallArgs { 10598 static final String RES_FILE_NAME = "pkg.apk"; 10599 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 10600 10601 String cid; 10602 String packagePath; 10603 String resourcePath; 10604 10605 /** New install */ 10606 AsecInstallArgs(InstallParams params) { 10607 super(params.origin, params.move, params.observer, params.installFlags, 10608 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10609 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10610 } 10611 10612 /** Existing install */ 10613 AsecInstallArgs(String fullCodePath, String[] instructionSets, 10614 boolean isExternal, boolean isForwardLocked) { 10615 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 10616 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10617 instructionSets, null); 10618 // Hackily pretend we're still looking at a full code path 10619 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 10620 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 10621 } 10622 10623 // Extract cid from fullCodePath 10624 int eidx = fullCodePath.lastIndexOf("/"); 10625 String subStr1 = fullCodePath.substring(0, eidx); 10626 int sidx = subStr1.lastIndexOf("/"); 10627 cid = subStr1.substring(sidx+1, eidx); 10628 setMountPath(subStr1); 10629 } 10630 10631 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 10632 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 10633 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 10634 instructionSets, null); 10635 this.cid = cid; 10636 setMountPath(PackageHelper.getSdDir(cid)); 10637 } 10638 10639 void createCopyFile() { 10640 cid = mInstallerService.allocateExternalStageCidLegacy(); 10641 } 10642 10643 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10644 if (origin.staged) { 10645 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 10646 cid = origin.cid; 10647 setMountPath(PackageHelper.getSdDir(cid)); 10648 return PackageManager.INSTALL_SUCCEEDED; 10649 } 10650 10651 if (temp) { 10652 createCopyFile(); 10653 } else { 10654 /* 10655 * Pre-emptively destroy the container since it's destroyed if 10656 * copying fails due to it existing anyway. 10657 */ 10658 PackageHelper.destroySdDir(cid); 10659 } 10660 10661 final String newMountPath = imcs.copyPackageToContainer( 10662 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 10663 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 10664 10665 if (newMountPath != null) { 10666 setMountPath(newMountPath); 10667 return PackageManager.INSTALL_SUCCEEDED; 10668 } else { 10669 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10670 } 10671 } 10672 10673 @Override 10674 String getCodePath() { 10675 return packagePath; 10676 } 10677 10678 @Override 10679 String getResourcePath() { 10680 return resourcePath; 10681 } 10682 10683 int doPreInstall(int status) { 10684 if (status != PackageManager.INSTALL_SUCCEEDED) { 10685 // Destroy container 10686 PackageHelper.destroySdDir(cid); 10687 } else { 10688 boolean mounted = PackageHelper.isContainerMounted(cid); 10689 if (!mounted) { 10690 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 10691 Process.SYSTEM_UID); 10692 if (newMountPath != null) { 10693 setMountPath(newMountPath); 10694 } else { 10695 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10696 } 10697 } 10698 } 10699 return status; 10700 } 10701 10702 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10703 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 10704 String newMountPath = null; 10705 if (PackageHelper.isContainerMounted(cid)) { 10706 // Unmount the container 10707 if (!PackageHelper.unMountSdDir(cid)) { 10708 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 10709 return false; 10710 } 10711 } 10712 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10713 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 10714 " which might be stale. Will try to clean up."); 10715 // Clean up the stale container and proceed to recreate. 10716 if (!PackageHelper.destroySdDir(newCacheId)) { 10717 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 10718 return false; 10719 } 10720 // Successfully cleaned up stale container. Try to rename again. 10721 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 10722 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 10723 + " inspite of cleaning it up."); 10724 return false; 10725 } 10726 } 10727 if (!PackageHelper.isContainerMounted(newCacheId)) { 10728 Slog.w(TAG, "Mounting container " + newCacheId); 10729 newMountPath = PackageHelper.mountSdDir(newCacheId, 10730 getEncryptKey(), Process.SYSTEM_UID); 10731 } else { 10732 newMountPath = PackageHelper.getSdDir(newCacheId); 10733 } 10734 if (newMountPath == null) { 10735 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 10736 return false; 10737 } 10738 Log.i(TAG, "Succesfully renamed " + cid + 10739 " to " + newCacheId + 10740 " at new path: " + newMountPath); 10741 cid = newCacheId; 10742 10743 final File beforeCodeFile = new File(packagePath); 10744 setMountPath(newMountPath); 10745 final File afterCodeFile = new File(packagePath); 10746 10747 // Reflect the rename in scanned details 10748 pkg.codePath = afterCodeFile.getAbsolutePath(); 10749 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10750 pkg.baseCodePath); 10751 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 10752 pkg.splitCodePaths); 10753 10754 // Reflect the rename in app info 10755 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10756 pkg.applicationInfo.setCodePath(pkg.codePath); 10757 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10758 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10759 pkg.applicationInfo.setResourcePath(pkg.codePath); 10760 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10761 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10762 10763 return true; 10764 } 10765 10766 private void setMountPath(String mountPath) { 10767 final File mountFile = new File(mountPath); 10768 10769 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 10770 if (monolithicFile.exists()) { 10771 packagePath = monolithicFile.getAbsolutePath(); 10772 if (isFwdLocked()) { 10773 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 10774 } else { 10775 resourcePath = packagePath; 10776 } 10777 } else { 10778 packagePath = mountFile.getAbsolutePath(); 10779 resourcePath = packagePath; 10780 } 10781 } 10782 10783 int doPostInstall(int status, int uid) { 10784 if (status != PackageManager.INSTALL_SUCCEEDED) { 10785 cleanUp(); 10786 } else { 10787 final int groupOwner; 10788 final String protectedFile; 10789 if (isFwdLocked()) { 10790 groupOwner = UserHandle.getSharedAppGid(uid); 10791 protectedFile = RES_FILE_NAME; 10792 } else { 10793 groupOwner = -1; 10794 protectedFile = null; 10795 } 10796 10797 if (uid < Process.FIRST_APPLICATION_UID 10798 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 10799 Slog.e(TAG, "Failed to finalize " + cid); 10800 PackageHelper.destroySdDir(cid); 10801 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10802 } 10803 10804 boolean mounted = PackageHelper.isContainerMounted(cid); 10805 if (!mounted) { 10806 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 10807 } 10808 } 10809 return status; 10810 } 10811 10812 private void cleanUp() { 10813 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 10814 10815 // Destroy secure container 10816 PackageHelper.destroySdDir(cid); 10817 } 10818 10819 private List<String> getAllCodePaths() { 10820 final File codeFile = new File(getCodePath()); 10821 if (codeFile != null && codeFile.exists()) { 10822 try { 10823 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 10824 return pkg.getAllCodePaths(); 10825 } catch (PackageParserException e) { 10826 // Ignored; we tried our best 10827 } 10828 } 10829 return Collections.EMPTY_LIST; 10830 } 10831 10832 void cleanUpResourcesLI() { 10833 // Enumerate all code paths before deleting 10834 cleanUpResourcesLI(getAllCodePaths()); 10835 } 10836 10837 private void cleanUpResourcesLI(List<String> allCodePaths) { 10838 cleanUp(); 10839 removeDexFiles(allCodePaths, instructionSets); 10840 } 10841 10842 String getPackageName() { 10843 return getAsecPackageName(cid); 10844 } 10845 10846 boolean doPostDeleteLI(boolean delete) { 10847 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 10848 final List<String> allCodePaths = getAllCodePaths(); 10849 boolean mounted = PackageHelper.isContainerMounted(cid); 10850 if (mounted) { 10851 // Unmount first 10852 if (PackageHelper.unMountSdDir(cid)) { 10853 mounted = false; 10854 } 10855 } 10856 if (!mounted && delete) { 10857 cleanUpResourcesLI(allCodePaths); 10858 } 10859 return !mounted; 10860 } 10861 10862 @Override 10863 int doPreCopy() { 10864 if (isFwdLocked()) { 10865 if (!PackageHelper.fixSdPermissions(cid, 10866 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 10867 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10868 } 10869 } 10870 10871 return PackageManager.INSTALL_SUCCEEDED; 10872 } 10873 10874 @Override 10875 int doPostCopy(int uid) { 10876 if (isFwdLocked()) { 10877 if (uid < Process.FIRST_APPLICATION_UID 10878 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 10879 RES_FILE_NAME)) { 10880 Slog.e(TAG, "Failed to finalize " + cid); 10881 PackageHelper.destroySdDir(cid); 10882 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 10883 } 10884 } 10885 10886 return PackageManager.INSTALL_SUCCEEDED; 10887 } 10888 } 10889 10890 /** 10891 * Logic to handle movement of existing installed applications. 10892 */ 10893 class MoveInstallArgs extends InstallArgs { 10894 private File codeFile; 10895 private File resourceFile; 10896 10897 /** New install */ 10898 MoveInstallArgs(InstallParams params) { 10899 super(params.origin, params.move, params.observer, params.installFlags, 10900 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10901 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10902 } 10903 10904 int copyApk(IMediaContainerService imcs, boolean temp) { 10905 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 10906 + move.fromUuid + " to " + move.toUuid); 10907 synchronized (mInstaller) { 10908 if (mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 10909 move.dataAppName, move.appId, move.seinfo) != 0) { 10910 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10911 } 10912 } 10913 10914 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 10915 resourceFile = codeFile; 10916 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 10917 10918 return PackageManager.INSTALL_SUCCEEDED; 10919 } 10920 10921 int doPreInstall(int status) { 10922 if (status != PackageManager.INSTALL_SUCCEEDED) { 10923 cleanUp(); 10924 } 10925 return status; 10926 } 10927 10928 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10929 if (status != PackageManager.INSTALL_SUCCEEDED) { 10930 cleanUp(); 10931 return false; 10932 } 10933 10934 // Reflect the move in app info 10935 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 10936 pkg.applicationInfo.setCodePath(pkg.codePath); 10937 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 10938 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 10939 pkg.applicationInfo.setResourcePath(pkg.codePath); 10940 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 10941 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 10942 10943 return true; 10944 } 10945 10946 int doPostInstall(int status, int uid) { 10947 if (status != PackageManager.INSTALL_SUCCEEDED) { 10948 cleanUp(); 10949 } 10950 return status; 10951 } 10952 10953 @Override 10954 String getCodePath() { 10955 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 10956 } 10957 10958 @Override 10959 String getResourcePath() { 10960 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 10961 } 10962 10963 private boolean cleanUp() { 10964 if (codeFile == null || !codeFile.exists()) { 10965 return false; 10966 } 10967 10968 if (codeFile.isDirectory()) { 10969 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 10970 } else { 10971 codeFile.delete(); 10972 } 10973 10974 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 10975 resourceFile.delete(); 10976 } 10977 10978 return true; 10979 } 10980 10981 void cleanUpResourcesLI() { 10982 cleanUp(); 10983 } 10984 10985 boolean doPostDeleteLI(boolean delete) { 10986 // XXX err, shouldn't we respect the delete flag? 10987 cleanUpResourcesLI(); 10988 return true; 10989 } 10990 } 10991 10992 static String getAsecPackageName(String packageCid) { 10993 int idx = packageCid.lastIndexOf("-"); 10994 if (idx == -1) { 10995 return packageCid; 10996 } 10997 return packageCid.substring(0, idx); 10998 } 10999 11000 // Utility method used to create code paths based on package name and available index. 11001 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11002 String idxStr = ""; 11003 int idx = 1; 11004 // Fall back to default value of idx=1 if prefix is not 11005 // part of oldCodePath 11006 if (oldCodePath != null) { 11007 String subStr = oldCodePath; 11008 // Drop the suffix right away 11009 if (suffix != null && subStr.endsWith(suffix)) { 11010 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11011 } 11012 // If oldCodePath already contains prefix find out the 11013 // ending index to either increment or decrement. 11014 int sidx = subStr.lastIndexOf(prefix); 11015 if (sidx != -1) { 11016 subStr = subStr.substring(sidx + prefix.length()); 11017 if (subStr != null) { 11018 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11019 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11020 } 11021 try { 11022 idx = Integer.parseInt(subStr); 11023 if (idx <= 1) { 11024 idx++; 11025 } else { 11026 idx--; 11027 } 11028 } catch(NumberFormatException e) { 11029 } 11030 } 11031 } 11032 } 11033 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11034 return prefix + idxStr; 11035 } 11036 11037 private File getNextCodePath(File targetDir, String packageName) { 11038 int suffix = 1; 11039 File result; 11040 do { 11041 result = new File(targetDir, packageName + "-" + suffix); 11042 suffix++; 11043 } while (result.exists()); 11044 return result; 11045 } 11046 11047 // Utility method that returns the relative package path with respect 11048 // to the installation directory. Like say for /data/data/com.test-1.apk 11049 // string com.test-1 is returned. 11050 static String deriveCodePathName(String codePath) { 11051 if (codePath == null) { 11052 return null; 11053 } 11054 final File codeFile = new File(codePath); 11055 final String name = codeFile.getName(); 11056 if (codeFile.isDirectory()) { 11057 return name; 11058 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11059 final int lastDot = name.lastIndexOf('.'); 11060 return name.substring(0, lastDot); 11061 } else { 11062 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11063 return null; 11064 } 11065 } 11066 11067 class PackageInstalledInfo { 11068 String name; 11069 int uid; 11070 // The set of users that originally had this package installed. 11071 int[] origUsers; 11072 // The set of users that now have this package installed. 11073 int[] newUsers; 11074 PackageParser.Package pkg; 11075 int returnCode; 11076 String returnMsg; 11077 PackageRemovedInfo removedInfo; 11078 11079 public void setError(int code, String msg) { 11080 returnCode = code; 11081 returnMsg = msg; 11082 Slog.w(TAG, msg); 11083 } 11084 11085 public void setError(String msg, PackageParserException e) { 11086 returnCode = e.error; 11087 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11088 Slog.w(TAG, msg, e); 11089 } 11090 11091 public void setError(String msg, PackageManagerException e) { 11092 returnCode = e.error; 11093 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11094 Slog.w(TAG, msg, e); 11095 } 11096 11097 // In some error cases we want to convey more info back to the observer 11098 String origPackage; 11099 String origPermission; 11100 } 11101 11102 /* 11103 * Install a non-existing package. 11104 */ 11105 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11106 UserHandle user, String installerPackageName, String volumeUuid, 11107 PackageInstalledInfo res) { 11108 // Remember this for later, in case we need to rollback this install 11109 String pkgName = pkg.packageName; 11110 11111 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11112 final boolean dataDirExists = PackageManager.getDataDirForUser(volumeUuid, pkgName, 11113 UserHandle.USER_OWNER).exists(); 11114 synchronized(mPackages) { 11115 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11116 // A package with the same name is already installed, though 11117 // it has been renamed to an older name. The package we 11118 // are trying to install should be installed as an update to 11119 // the existing one, but that has not been requested, so bail. 11120 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11121 + " without first uninstalling package running as " 11122 + mSettings.mRenamedPackages.get(pkgName)); 11123 return; 11124 } 11125 if (mPackages.containsKey(pkgName)) { 11126 // Don't allow installation over an existing package with the same name. 11127 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11128 + " without first uninstalling."); 11129 return; 11130 } 11131 } 11132 11133 try { 11134 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11135 System.currentTimeMillis(), user); 11136 11137 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11138 // delete the partially installed application. the data directory will have to be 11139 // restored if it was already existing 11140 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11141 // remove package from internal structures. Note that we want deletePackageX to 11142 // delete the package data and cache directories that it created in 11143 // scanPackageLocked, unless those directories existed before we even tried to 11144 // install. 11145 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11146 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11147 res.removedInfo, true); 11148 } 11149 11150 } catch (PackageManagerException e) { 11151 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11152 } 11153 } 11154 11155 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11156 // Can't rotate keys during boot or if sharedUser. 11157 if (oldPs == null || (scanFlags&SCAN_BOOTING) != 0 || oldPs.sharedUser != null 11158 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11159 return false; 11160 } 11161 // app is using upgradeKeySets; make sure all are valid 11162 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11163 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11164 for (int i = 0; i < upgradeKeySets.length; i++) { 11165 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11166 Slog.wtf(TAG, "Package " 11167 + (oldPs.name != null ? oldPs.name : "<null>") 11168 + " contains upgrade-key-set reference to unknown key-set: " 11169 + upgradeKeySets[i] 11170 + " reverting to signatures check."); 11171 return false; 11172 } 11173 } 11174 return true; 11175 } 11176 11177 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11178 // Upgrade keysets are being used. Determine if new package has a superset of the 11179 // required keys. 11180 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11181 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11182 for (int i = 0; i < upgradeKeySets.length; i++) { 11183 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11184 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11185 return true; 11186 } 11187 } 11188 return false; 11189 } 11190 11191 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11192 UserHandle user, String installerPackageName, String volumeUuid, 11193 PackageInstalledInfo res) { 11194 final PackageParser.Package oldPackage; 11195 final String pkgName = pkg.packageName; 11196 final int[] allUsers; 11197 final boolean[] perUserInstalled; 11198 final boolean weFroze; 11199 11200 // First find the old package info and check signatures 11201 synchronized(mPackages) { 11202 oldPackage = mPackages.get(pkgName); 11203 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11204 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11205 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11206 if(!checkUpgradeKeySetLP(ps, pkg)) { 11207 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11208 "New package not signed by keys specified by upgrade-keysets: " 11209 + pkgName); 11210 return; 11211 } 11212 } else { 11213 // default to original signature matching 11214 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11215 != PackageManager.SIGNATURE_MATCH) { 11216 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11217 "New package has a different signature: " + pkgName); 11218 return; 11219 } 11220 } 11221 11222 // In case of rollback, remember per-user/profile install state 11223 allUsers = sUserManager.getUserIds(); 11224 perUserInstalled = new boolean[allUsers.length]; 11225 for (int i = 0; i < allUsers.length; i++) { 11226 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11227 } 11228 11229 // Mark the app as frozen to prevent launching during the upgrade 11230 // process, and then kill all running instances 11231 if (!ps.frozen) { 11232 ps.frozen = true; 11233 weFroze = true; 11234 } else { 11235 weFroze = false; 11236 } 11237 } 11238 11239 // Now that we're guarded by frozen state, kill app during upgrade 11240 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11241 11242 try { 11243 boolean sysPkg = (isSystemApp(oldPackage)); 11244 if (sysPkg) { 11245 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11246 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11247 } else { 11248 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11249 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11250 } 11251 } finally { 11252 // Regardless of success or failure of upgrade steps above, always 11253 // unfreeze the package if we froze it 11254 if (weFroze) { 11255 unfreezePackage(pkgName); 11256 } 11257 } 11258 } 11259 11260 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11261 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11262 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11263 String volumeUuid, PackageInstalledInfo res) { 11264 String pkgName = deletedPackage.packageName; 11265 boolean deletedPkg = true; 11266 boolean updatedSettings = false; 11267 11268 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11269 + deletedPackage); 11270 long origUpdateTime; 11271 if (pkg.mExtras != null) { 11272 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11273 } else { 11274 origUpdateTime = 0; 11275 } 11276 11277 // First delete the existing package while retaining the data directory 11278 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11279 res.removedInfo, true)) { 11280 // If the existing package wasn't successfully deleted 11281 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11282 deletedPkg = false; 11283 } else { 11284 // Successfully deleted the old package; proceed with replace. 11285 11286 // If deleted package lived in a container, give users a chance to 11287 // relinquish resources before killing. 11288 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11289 if (DEBUG_INSTALL) { 11290 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11291 } 11292 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11293 final ArrayList<String> pkgList = new ArrayList<String>(1); 11294 pkgList.add(deletedPackage.applicationInfo.packageName); 11295 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11296 } 11297 11298 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11299 try { 11300 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11301 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11302 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11303 perUserInstalled, res, user); 11304 updatedSettings = true; 11305 } catch (PackageManagerException e) { 11306 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11307 } 11308 } 11309 11310 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11311 // remove package from internal structures. Note that we want deletePackageX to 11312 // delete the package data and cache directories that it created in 11313 // scanPackageLocked, unless those directories existed before we even tried to 11314 // install. 11315 if(updatedSettings) { 11316 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11317 deletePackageLI( 11318 pkgName, null, true, allUsers, perUserInstalled, 11319 PackageManager.DELETE_KEEP_DATA, 11320 res.removedInfo, true); 11321 } 11322 // Since we failed to install the new package we need to restore the old 11323 // package that we deleted. 11324 if (deletedPkg) { 11325 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11326 File restoreFile = new File(deletedPackage.codePath); 11327 // Parse old package 11328 boolean oldExternal = isExternal(deletedPackage); 11329 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11330 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11331 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11332 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11333 try { 11334 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11335 } catch (PackageManagerException e) { 11336 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11337 + e.getMessage()); 11338 return; 11339 } 11340 // Restore of old package succeeded. Update permissions. 11341 // writer 11342 synchronized (mPackages) { 11343 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11344 UPDATE_PERMISSIONS_ALL); 11345 // can downgrade to reader 11346 mSettings.writeLPr(); 11347 } 11348 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11349 } 11350 } 11351 } 11352 11353 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11354 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11355 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11356 String volumeUuid, PackageInstalledInfo res) { 11357 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11358 + ", old=" + deletedPackage); 11359 boolean disabledSystem = false; 11360 boolean updatedSettings = false; 11361 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11362 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11363 != 0) { 11364 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11365 } 11366 String packageName = deletedPackage.packageName; 11367 if (packageName == null) { 11368 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11369 "Attempt to delete null packageName."); 11370 return; 11371 } 11372 PackageParser.Package oldPkg; 11373 PackageSetting oldPkgSetting; 11374 // reader 11375 synchronized (mPackages) { 11376 oldPkg = mPackages.get(packageName); 11377 oldPkgSetting = mSettings.mPackages.get(packageName); 11378 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11379 (oldPkgSetting == null)) { 11380 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11381 "Couldn't find package:" + packageName + " information"); 11382 return; 11383 } 11384 } 11385 11386 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11387 res.removedInfo.removedPackage = packageName; 11388 // Remove existing system package 11389 removePackageLI(oldPkgSetting, true); 11390 // writer 11391 synchronized (mPackages) { 11392 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11393 if (!disabledSystem && deletedPackage != null) { 11394 // We didn't need to disable the .apk as a current system package, 11395 // which means we are replacing another update that is already 11396 // installed. We need to make sure to delete the older one's .apk. 11397 res.removedInfo.args = createInstallArgsForExisting(0, 11398 deletedPackage.applicationInfo.getCodePath(), 11399 deletedPackage.applicationInfo.getResourcePath(), 11400 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11401 } else { 11402 res.removedInfo.args = null; 11403 } 11404 } 11405 11406 // Successfully disabled the old package. Now proceed with re-installation 11407 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11408 11409 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11410 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11411 11412 PackageParser.Package newPackage = null; 11413 try { 11414 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11415 if (newPackage.mExtras != null) { 11416 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11417 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11418 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11419 11420 // is the update attempting to change shared user? that isn't going to work... 11421 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11422 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11423 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11424 + " to " + newPkgSetting.sharedUser); 11425 updatedSettings = true; 11426 } 11427 } 11428 11429 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11430 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11431 perUserInstalled, res, user); 11432 updatedSettings = true; 11433 } 11434 11435 } catch (PackageManagerException e) { 11436 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11437 } 11438 11439 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11440 // Re installation failed. Restore old information 11441 // Remove new pkg information 11442 if (newPackage != null) { 11443 removeInstalledPackageLI(newPackage, true); 11444 } 11445 // Add back the old system package 11446 try { 11447 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11448 } catch (PackageManagerException e) { 11449 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11450 } 11451 // Restore the old system information in Settings 11452 synchronized (mPackages) { 11453 if (disabledSystem) { 11454 mSettings.enableSystemPackageLPw(packageName); 11455 } 11456 if (updatedSettings) { 11457 mSettings.setInstallerPackageName(packageName, 11458 oldPkgSetting.installerPackageName); 11459 } 11460 mSettings.writeLPr(); 11461 } 11462 } 11463 } 11464 11465 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11466 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11467 UserHandle user) { 11468 String pkgName = newPackage.packageName; 11469 synchronized (mPackages) { 11470 //write settings. the installStatus will be incomplete at this stage. 11471 //note that the new package setting would have already been 11472 //added to mPackages. It hasn't been persisted yet. 11473 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11474 mSettings.writeLPr(); 11475 } 11476 11477 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11478 11479 synchronized (mPackages) { 11480 updatePermissionsLPw(newPackage.packageName, newPackage, 11481 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11482 ? UPDATE_PERMISSIONS_ALL : 0)); 11483 // For system-bundled packages, we assume that installing an upgraded version 11484 // of the package implies that the user actually wants to run that new code, 11485 // so we enable the package. 11486 PackageSetting ps = mSettings.mPackages.get(pkgName); 11487 if (ps != null) { 11488 if (isSystemApp(newPackage)) { 11489 // NB: implicit assumption that system package upgrades apply to all users 11490 if (DEBUG_INSTALL) { 11491 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 11492 } 11493 if (res.origUsers != null) { 11494 for (int userHandle : res.origUsers) { 11495 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 11496 userHandle, installerPackageName); 11497 } 11498 } 11499 // Also convey the prior install/uninstall state 11500 if (allUsers != null && perUserInstalled != null) { 11501 for (int i = 0; i < allUsers.length; i++) { 11502 if (DEBUG_INSTALL) { 11503 Slog.d(TAG, " user " + allUsers[i] 11504 + " => " + perUserInstalled[i]); 11505 } 11506 ps.setInstalled(perUserInstalled[i], allUsers[i]); 11507 } 11508 // these install state changes will be persisted in the 11509 // upcoming call to mSettings.writeLPr(). 11510 } 11511 } 11512 // It's implied that when a user requests installation, they want the app to be 11513 // installed and enabled. 11514 int userId = user.getIdentifier(); 11515 if (userId != UserHandle.USER_ALL) { 11516 ps.setInstalled(true, userId); 11517 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 11518 } 11519 } 11520 res.name = pkgName; 11521 res.uid = newPackage.applicationInfo.uid; 11522 res.pkg = newPackage; 11523 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 11524 mSettings.setInstallerPackageName(pkgName, installerPackageName); 11525 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11526 //to update install status 11527 mSettings.writeLPr(); 11528 } 11529 } 11530 11531 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 11532 final int installFlags = args.installFlags; 11533 final String installerPackageName = args.installerPackageName; 11534 final String volumeUuid = args.volumeUuid; 11535 final File tmpPackageFile = new File(args.getCodePath()); 11536 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 11537 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 11538 || (args.volumeUuid != null)); 11539 boolean replace = false; 11540 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 11541 // Result object to be returned 11542 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11543 11544 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 11545 // Retrieve PackageSettings and parse package 11546 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 11547 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 11548 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11549 PackageParser pp = new PackageParser(); 11550 pp.setSeparateProcesses(mSeparateProcesses); 11551 pp.setDisplayMetrics(mMetrics); 11552 11553 final PackageParser.Package pkg; 11554 try { 11555 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 11556 } catch (PackageParserException e) { 11557 res.setError("Failed parse during installPackageLI", e); 11558 return; 11559 } 11560 11561 // Mark that we have an install time CPU ABI override. 11562 pkg.cpuAbiOverride = args.abiOverride; 11563 11564 String pkgName = res.name = pkg.packageName; 11565 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 11566 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 11567 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 11568 return; 11569 } 11570 } 11571 11572 try { 11573 pp.collectCertificates(pkg, parseFlags); 11574 pp.collectManifestDigest(pkg); 11575 } catch (PackageParserException e) { 11576 res.setError("Failed collect during installPackageLI", e); 11577 return; 11578 } 11579 11580 /* If the installer passed in a manifest digest, compare it now. */ 11581 if (args.manifestDigest != null) { 11582 if (DEBUG_INSTALL) { 11583 final String parsedManifest = pkg.manifestDigest == null ? "null" 11584 : pkg.manifestDigest.toString(); 11585 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 11586 + parsedManifest); 11587 } 11588 11589 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 11590 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 11591 return; 11592 } 11593 } else if (DEBUG_INSTALL) { 11594 final String parsedManifest = pkg.manifestDigest == null 11595 ? "null" : pkg.manifestDigest.toString(); 11596 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 11597 } 11598 11599 // Get rid of all references to package scan path via parser. 11600 pp = null; 11601 String oldCodePath = null; 11602 boolean systemApp = false; 11603 synchronized (mPackages) { 11604 // Check if installing already existing package 11605 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11606 String oldName = mSettings.mRenamedPackages.get(pkgName); 11607 if (pkg.mOriginalPackages != null 11608 && pkg.mOriginalPackages.contains(oldName) 11609 && mPackages.containsKey(oldName)) { 11610 // This package is derived from an original package, 11611 // and this device has been updating from that original 11612 // name. We must continue using the original name, so 11613 // rename the new package here. 11614 pkg.setPackageName(oldName); 11615 pkgName = pkg.packageName; 11616 replace = true; 11617 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 11618 + oldName + " pkgName=" + pkgName); 11619 } else if (mPackages.containsKey(pkgName)) { 11620 // This package, under its official name, already exists 11621 // on the device; we should replace it. 11622 replace = true; 11623 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 11624 } 11625 11626 // Prevent apps opting out from runtime permissions 11627 if (replace) { 11628 PackageParser.Package oldPackage = mPackages.get(pkgName); 11629 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 11630 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 11631 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 11632 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 11633 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 11634 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 11635 + " doesn't support runtime permissions but the old" 11636 + " target SDK " + oldTargetSdk + " does."); 11637 return; 11638 } 11639 } 11640 } 11641 11642 PackageSetting ps = mSettings.mPackages.get(pkgName); 11643 if (ps != null) { 11644 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 11645 11646 // Quick sanity check that we're signed correctly if updating; 11647 // we'll check this again later when scanning, but we want to 11648 // bail early here before tripping over redefined permissions. 11649 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11650 if (!checkUpgradeKeySetLP(ps, pkg)) { 11651 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 11652 + pkg.packageName + " upgrade keys do not match the " 11653 + "previously installed version"); 11654 return; 11655 } 11656 } else { 11657 try { 11658 verifySignaturesLP(ps, pkg); 11659 } catch (PackageManagerException e) { 11660 res.setError(e.error, e.getMessage()); 11661 return; 11662 } 11663 } 11664 11665 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 11666 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 11667 systemApp = (ps.pkg.applicationInfo.flags & 11668 ApplicationInfo.FLAG_SYSTEM) != 0; 11669 } 11670 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11671 } 11672 11673 // Check whether the newly-scanned package wants to define an already-defined perm 11674 int N = pkg.permissions.size(); 11675 for (int i = N-1; i >= 0; i--) { 11676 PackageParser.Permission perm = pkg.permissions.get(i); 11677 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 11678 if (bp != null) { 11679 // If the defining package is signed with our cert, it's okay. This 11680 // also includes the "updating the same package" case, of course. 11681 // "updating same package" could also involve key-rotation. 11682 final boolean sigsOk; 11683 if (bp.sourcePackage.equals(pkg.packageName) 11684 && (bp.packageSetting instanceof PackageSetting) 11685 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 11686 scanFlags))) { 11687 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 11688 } else { 11689 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 11690 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 11691 } 11692 if (!sigsOk) { 11693 // If the owning package is the system itself, we log but allow 11694 // install to proceed; we fail the install on all other permission 11695 // redefinitions. 11696 if (!bp.sourcePackage.equals("android")) { 11697 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 11698 + pkg.packageName + " attempting to redeclare permission " 11699 + perm.info.name + " already owned by " + bp.sourcePackage); 11700 res.origPermission = perm.info.name; 11701 res.origPackage = bp.sourcePackage; 11702 return; 11703 } else { 11704 Slog.w(TAG, "Package " + pkg.packageName 11705 + " attempting to redeclare system permission " 11706 + perm.info.name + "; ignoring new declaration"); 11707 pkg.permissions.remove(i); 11708 } 11709 } 11710 } 11711 } 11712 11713 } 11714 11715 if (systemApp && onExternal) { 11716 // Disable updates to system apps on sdcard 11717 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11718 "Cannot install updates to system apps on sdcard"); 11719 return; 11720 } 11721 11722 if (args.move != null) { 11723 // We did an in-place move, so dex is ready to roll 11724 scanFlags |= SCAN_NO_DEX; 11725 scanFlags |= SCAN_MOVE; 11726 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 11727 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 11728 scanFlags |= SCAN_NO_DEX; 11729 11730 try { 11731 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 11732 true /* extract libs */); 11733 } catch (PackageManagerException pme) { 11734 Slog.e(TAG, "Error deriving application ABI", pme); 11735 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 11736 return; 11737 } 11738 11739 // Run dexopt before old package gets removed, to minimize time when app is unavailable 11740 int result = mPackageDexOptimizer 11741 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 11742 false /* defer */, false /* inclDependencies */); 11743 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 11744 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 11745 return; 11746 } 11747 } 11748 11749 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 11750 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 11751 return; 11752 } 11753 11754 startIntentFilterVerifications(args.user.getIdentifier(), pkg); 11755 11756 if (replace) { 11757 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 11758 installerPackageName, volumeUuid, res); 11759 } else { 11760 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 11761 args.user, installerPackageName, volumeUuid, res); 11762 } 11763 synchronized (mPackages) { 11764 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11765 if (ps != null) { 11766 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 11767 } 11768 } 11769 } 11770 11771 private void startIntentFilterVerifications(int userId, PackageParser.Package pkg) { 11772 if (mIntentFilterVerifierComponent == null) { 11773 Slog.w(TAG, "No IntentFilter verification will not be done as " 11774 + "there is no IntentFilterVerifier available!"); 11775 return; 11776 } 11777 11778 final int verifierUid = getPackageUid( 11779 mIntentFilterVerifierComponent.getPackageName(), 11780 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 11781 11782 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 11783 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 11784 msg.obj = pkg; 11785 msg.arg1 = userId; 11786 msg.arg2 = verifierUid; 11787 11788 mHandler.sendMessage(msg); 11789 } 11790 11791 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, 11792 PackageParser.Package pkg) { 11793 int size = pkg.activities.size(); 11794 if (size == 0) { 11795 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11796 "No activity, so no need to verify any IntentFilter!"); 11797 return; 11798 } 11799 11800 final boolean hasDomainURLs = hasDomainURLs(pkg); 11801 if (!hasDomainURLs) { 11802 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11803 "No domain URLs, so no need to verify any IntentFilter!"); 11804 return; 11805 } 11806 11807 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 11808 + " if any IntentFilter from the " + size 11809 + " Activities needs verification ..."); 11810 11811 final int verificationId = mIntentFilterVerificationToken++; 11812 int count = 0; 11813 final String packageName = pkg.packageName; 11814 boolean needToVerify = false; 11815 11816 synchronized (mPackages) { 11817 // If any filters need to be verified, then all need to be. 11818 for (PackageParser.Activity a : pkg.activities) { 11819 for (ActivityIntentInfo filter : a.intents) { 11820 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 11821 if (DEBUG_DOMAIN_VERIFICATION) { 11822 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 11823 } 11824 needToVerify = true; 11825 break; 11826 } 11827 } 11828 } 11829 if (needToVerify) { 11830 for (PackageParser.Activity a : pkg.activities) { 11831 for (ActivityIntentInfo filter : a.intents) { 11832 boolean needsFilterVerification = filter.hasWebDataURI(); 11833 if (needsFilterVerification && needsNetworkVerificationLPr(filter)) { 11834 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 11835 "Verification needed for IntentFilter:" + filter.toString()); 11836 mIntentFilterVerifier.addOneIntentFilterVerification( 11837 verifierUid, userId, verificationId, filter, packageName); 11838 count++; 11839 } 11840 } 11841 } 11842 } 11843 } 11844 11845 if (count > 0) { 11846 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 11847 + " IntentFilter verification" + (count > 1 ? "s" : "") 11848 + " for userId:" + userId); 11849 mIntentFilterVerifier.startVerifications(userId); 11850 } else { 11851 if (DEBUG_DOMAIN_VERIFICATION) { 11852 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 11853 } 11854 } 11855 } 11856 11857 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 11858 final ComponentName cn = filter.activity.getComponentName(); 11859 final String packageName = cn.getPackageName(); 11860 11861 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 11862 packageName); 11863 if (ivi == null) { 11864 return true; 11865 } 11866 int status = ivi.getStatus(); 11867 switch (status) { 11868 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 11869 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 11870 return true; 11871 11872 default: 11873 // Nothing to do 11874 return false; 11875 } 11876 } 11877 11878 private boolean isSystemComponentOrPersistentPrivApp(PackageParser.Package pkg) { 11879 return UserHandle.getAppId(pkg.applicationInfo.uid) < FIRST_APPLICATION_UID 11880 || ((pkg.applicationInfo.privateFlags 11881 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0 11882 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0); 11883 } 11884 11885 private static boolean isMultiArch(PackageSetting ps) { 11886 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11887 } 11888 11889 private static boolean isMultiArch(ApplicationInfo info) { 11890 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 11891 } 11892 11893 private static boolean isExternal(PackageParser.Package pkg) { 11894 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11895 } 11896 11897 private static boolean isExternal(PackageSetting ps) { 11898 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11899 } 11900 11901 private static boolean isExternal(ApplicationInfo info) { 11902 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 11903 } 11904 11905 private static boolean isSystemApp(PackageParser.Package pkg) { 11906 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 11907 } 11908 11909 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 11910 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 11911 } 11912 11913 private static boolean hasDomainURLs(PackageParser.Package pkg) { 11914 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 11915 } 11916 11917 private static boolean isSystemApp(PackageSetting ps) { 11918 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 11919 } 11920 11921 private static boolean isUpdatedSystemApp(PackageSetting ps) { 11922 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 11923 } 11924 11925 private int packageFlagsToInstallFlags(PackageSetting ps) { 11926 int installFlags = 0; 11927 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 11928 // This existing package was an external ASEC install when we have 11929 // the external flag without a UUID 11930 installFlags |= PackageManager.INSTALL_EXTERNAL; 11931 } 11932 if (ps.isForwardLocked()) { 11933 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 11934 } 11935 return installFlags; 11936 } 11937 11938 private void deleteTempPackageFiles() { 11939 final FilenameFilter filter = new FilenameFilter() { 11940 public boolean accept(File dir, String name) { 11941 return name.startsWith("vmdl") && name.endsWith(".tmp"); 11942 } 11943 }; 11944 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 11945 file.delete(); 11946 } 11947 } 11948 11949 @Override 11950 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 11951 int flags) { 11952 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 11953 flags); 11954 } 11955 11956 @Override 11957 public void deletePackage(final String packageName, 11958 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 11959 mContext.enforceCallingOrSelfPermission( 11960 android.Manifest.permission.DELETE_PACKAGES, null); 11961 final int uid = Binder.getCallingUid(); 11962 if (UserHandle.getUserId(uid) != userId) { 11963 mContext.enforceCallingPermission( 11964 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 11965 "deletePackage for user " + userId); 11966 } 11967 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 11968 try { 11969 observer.onPackageDeleted(packageName, 11970 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 11971 } catch (RemoteException re) { 11972 } 11973 return; 11974 } 11975 11976 boolean uninstallBlocked = false; 11977 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 11978 int[] users = sUserManager.getUserIds(); 11979 for (int i = 0; i < users.length; ++i) { 11980 if (getBlockUninstallForUser(packageName, users[i])) { 11981 uninstallBlocked = true; 11982 break; 11983 } 11984 } 11985 } else { 11986 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 11987 } 11988 if (uninstallBlocked) { 11989 try { 11990 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 11991 null); 11992 } catch (RemoteException re) { 11993 } 11994 return; 11995 } 11996 11997 if (DEBUG_REMOVE) { 11998 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 11999 } 12000 // Queue up an async operation since the package deletion may take a little while. 12001 mHandler.post(new Runnable() { 12002 public void run() { 12003 mHandler.removeCallbacks(this); 12004 final int returnCode = deletePackageX(packageName, userId, flags); 12005 if (observer != null) { 12006 try { 12007 observer.onPackageDeleted(packageName, returnCode, null); 12008 } catch (RemoteException e) { 12009 Log.i(TAG, "Observer no longer exists."); 12010 } //end catch 12011 } //end if 12012 } //end run 12013 }); 12014 } 12015 12016 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12017 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12018 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12019 try { 12020 if (dpm != null) { 12021 if (dpm.isDeviceOwner(packageName)) { 12022 return true; 12023 } 12024 int[] users; 12025 if (userId == UserHandle.USER_ALL) { 12026 users = sUserManager.getUserIds(); 12027 } else { 12028 users = new int[]{userId}; 12029 } 12030 for (int i = 0; i < users.length; ++i) { 12031 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12032 return true; 12033 } 12034 } 12035 } 12036 } catch (RemoteException e) { 12037 } 12038 return false; 12039 } 12040 12041 /** 12042 * This method is an internal method that could be get invoked either 12043 * to delete an installed package or to clean up a failed installation. 12044 * After deleting an installed package, a broadcast is sent to notify any 12045 * listeners that the package has been installed. For cleaning up a failed 12046 * installation, the broadcast is not necessary since the package's 12047 * installation wouldn't have sent the initial broadcast either 12048 * The key steps in deleting a package are 12049 * deleting the package information in internal structures like mPackages, 12050 * deleting the packages base directories through installd 12051 * updating mSettings to reflect current status 12052 * persisting settings for later use 12053 * sending a broadcast if necessary 12054 */ 12055 private int deletePackageX(String packageName, int userId, int flags) { 12056 final PackageRemovedInfo info = new PackageRemovedInfo(); 12057 final boolean res; 12058 12059 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12060 ? UserHandle.ALL : new UserHandle(userId); 12061 12062 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12063 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12064 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12065 } 12066 12067 boolean removedForAllUsers = false; 12068 boolean systemUpdate = false; 12069 12070 // for the uninstall-updates case and restricted profiles, remember the per- 12071 // userhandle installed state 12072 int[] allUsers; 12073 boolean[] perUserInstalled; 12074 synchronized (mPackages) { 12075 PackageSetting ps = mSettings.mPackages.get(packageName); 12076 allUsers = sUserManager.getUserIds(); 12077 perUserInstalled = new boolean[allUsers.length]; 12078 for (int i = 0; i < allUsers.length; i++) { 12079 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12080 } 12081 } 12082 12083 synchronized (mInstallLock) { 12084 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12085 res = deletePackageLI(packageName, removeForUser, 12086 true, allUsers, perUserInstalled, 12087 flags | REMOVE_CHATTY, info, true); 12088 systemUpdate = info.isRemovedPackageSystemUpdate; 12089 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12090 removedForAllUsers = true; 12091 } 12092 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12093 + " removedForAllUsers=" + removedForAllUsers); 12094 } 12095 12096 if (res) { 12097 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12098 12099 // If the removed package was a system update, the old system package 12100 // was re-enabled; we need to broadcast this information 12101 if (systemUpdate) { 12102 Bundle extras = new Bundle(1); 12103 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12104 ? info.removedAppId : info.uid); 12105 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12106 12107 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12108 extras, null, null, null); 12109 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12110 extras, null, null, null); 12111 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12112 null, packageName, null, null); 12113 } 12114 } 12115 // Force a gc here. 12116 Runtime.getRuntime().gc(); 12117 // Delete the resources here after sending the broadcast to let 12118 // other processes clean up before deleting resources. 12119 if (info.args != null) { 12120 synchronized (mInstallLock) { 12121 info.args.doPostDeleteLI(true); 12122 } 12123 } 12124 12125 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12126 } 12127 12128 class PackageRemovedInfo { 12129 String removedPackage; 12130 int uid = -1; 12131 int removedAppId = -1; 12132 int[] removedUsers = null; 12133 boolean isRemovedPackageSystemUpdate = false; 12134 // Clean up resources deleted packages. 12135 InstallArgs args = null; 12136 12137 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12138 Bundle extras = new Bundle(1); 12139 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12140 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12141 if (replacing) { 12142 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12143 } 12144 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12145 if (removedPackage != null) { 12146 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12147 extras, null, null, removedUsers); 12148 if (fullRemove && !replacing) { 12149 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12150 extras, null, null, removedUsers); 12151 } 12152 } 12153 if (removedAppId >= 0) { 12154 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12155 removedUsers); 12156 } 12157 } 12158 } 12159 12160 /* 12161 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12162 * flag is not set, the data directory is removed as well. 12163 * make sure this flag is set for partially installed apps. If not its meaningless to 12164 * delete a partially installed application. 12165 */ 12166 private void removePackageDataLI(PackageSetting ps, 12167 int[] allUserHandles, boolean[] perUserInstalled, 12168 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12169 String packageName = ps.name; 12170 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12171 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12172 // Retrieve object to delete permissions for shared user later on 12173 final PackageSetting deletedPs; 12174 // reader 12175 synchronized (mPackages) { 12176 deletedPs = mSettings.mPackages.get(packageName); 12177 if (outInfo != null) { 12178 outInfo.removedPackage = packageName; 12179 outInfo.removedUsers = deletedPs != null 12180 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12181 : null; 12182 } 12183 } 12184 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12185 removeDataDirsLI(ps.volumeUuid, packageName); 12186 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12187 } 12188 // writer 12189 synchronized (mPackages) { 12190 if (deletedPs != null) { 12191 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12192 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12193 clearDefaultBrowserIfNeeded(packageName); 12194 if (outInfo != null) { 12195 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12196 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12197 } 12198 updatePermissionsLPw(deletedPs.name, null, 0); 12199 if (deletedPs.sharedUser != null) { 12200 // Remove permissions associated with package. Since runtime 12201 // permissions are per user we have to kill the removed package 12202 // or packages running under the shared user of the removed 12203 // package if revoking the permissions requested only by the removed 12204 // package is successful and this causes a change in gids. 12205 for (int userId : UserManagerService.getInstance().getUserIds()) { 12206 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12207 userId); 12208 if (userIdToKill == UserHandle.USER_ALL 12209 || userIdToKill >= UserHandle.USER_OWNER) { 12210 // If gids changed for this user, kill all affected packages. 12211 mHandler.post(new Runnable() { 12212 @Override 12213 public void run() { 12214 // This has to happen with no lock held. 12215 killSettingPackagesForUser(deletedPs, userIdToKill, 12216 KILL_APP_REASON_GIDS_CHANGED); 12217 } 12218 }); 12219 break; 12220 } 12221 } 12222 } 12223 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12224 } 12225 // make sure to preserve per-user disabled state if this removal was just 12226 // a downgrade of a system app to the factory package 12227 if (allUserHandles != null && perUserInstalled != null) { 12228 if (DEBUG_REMOVE) { 12229 Slog.d(TAG, "Propagating install state across downgrade"); 12230 } 12231 for (int i = 0; i < allUserHandles.length; i++) { 12232 if (DEBUG_REMOVE) { 12233 Slog.d(TAG, " user " + allUserHandles[i] 12234 + " => " + perUserInstalled[i]); 12235 } 12236 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12237 } 12238 } 12239 } 12240 // can downgrade to reader 12241 if (writeSettings) { 12242 // Save settings now 12243 mSettings.writeLPr(); 12244 } 12245 } 12246 if (outInfo != null) { 12247 // A user ID was deleted here. Go through all users and remove it 12248 // from KeyStore. 12249 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12250 } 12251 } 12252 12253 static boolean locationIsPrivileged(File path) { 12254 try { 12255 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12256 .getCanonicalPath(); 12257 return path.getCanonicalPath().startsWith(privilegedAppDir); 12258 } catch (IOException e) { 12259 Slog.e(TAG, "Unable to access code path " + path); 12260 } 12261 return false; 12262 } 12263 12264 /* 12265 * Tries to delete system package. 12266 */ 12267 private boolean deleteSystemPackageLI(PackageSetting newPs, 12268 int[] allUserHandles, boolean[] perUserInstalled, 12269 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12270 final boolean applyUserRestrictions 12271 = (allUserHandles != null) && (perUserInstalled != null); 12272 PackageSetting disabledPs = null; 12273 // Confirm if the system package has been updated 12274 // An updated system app can be deleted. This will also have to restore 12275 // the system pkg from system partition 12276 // reader 12277 synchronized (mPackages) { 12278 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12279 } 12280 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12281 + " disabledPs=" + disabledPs); 12282 if (disabledPs == null) { 12283 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12284 return false; 12285 } else if (DEBUG_REMOVE) { 12286 Slog.d(TAG, "Deleting system pkg from data partition"); 12287 } 12288 if (DEBUG_REMOVE) { 12289 if (applyUserRestrictions) { 12290 Slog.d(TAG, "Remembering install states:"); 12291 for (int i = 0; i < allUserHandles.length; i++) { 12292 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12293 } 12294 } 12295 } 12296 // Delete the updated package 12297 outInfo.isRemovedPackageSystemUpdate = true; 12298 if (disabledPs.versionCode < newPs.versionCode) { 12299 // Delete data for downgrades 12300 flags &= ~PackageManager.DELETE_KEEP_DATA; 12301 } else { 12302 // Preserve data by setting flag 12303 flags |= PackageManager.DELETE_KEEP_DATA; 12304 } 12305 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12306 allUserHandles, perUserInstalled, outInfo, writeSettings); 12307 if (!ret) { 12308 return false; 12309 } 12310 // writer 12311 synchronized (mPackages) { 12312 // Reinstate the old system package 12313 mSettings.enableSystemPackageLPw(newPs.name); 12314 // Remove any native libraries from the upgraded package. 12315 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12316 } 12317 // Install the system package 12318 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12319 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12320 if (locationIsPrivileged(disabledPs.codePath)) { 12321 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12322 } 12323 12324 final PackageParser.Package newPkg; 12325 try { 12326 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12327 } catch (PackageManagerException e) { 12328 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12329 return false; 12330 } 12331 12332 // writer 12333 synchronized (mPackages) { 12334 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12335 updatePermissionsLPw(newPkg.packageName, newPkg, 12336 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12337 if (applyUserRestrictions) { 12338 if (DEBUG_REMOVE) { 12339 Slog.d(TAG, "Propagating install state across reinstall"); 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 // Regardless of writeSettings we need to ensure that this restriction 12349 // state propagation is persisted 12350 mSettings.writeAllUsersPackageRestrictionsLPr(); 12351 } 12352 // can downgrade to reader here 12353 if (writeSettings) { 12354 mSettings.writeLPr(); 12355 } 12356 } 12357 return true; 12358 } 12359 12360 private boolean deleteInstalledPackageLI(PackageSetting ps, 12361 boolean deleteCodeAndResources, int flags, 12362 int[] allUserHandles, boolean[] perUserInstalled, 12363 PackageRemovedInfo outInfo, boolean writeSettings) { 12364 if (outInfo != null) { 12365 outInfo.uid = ps.appId; 12366 } 12367 12368 // Delete package data from internal structures and also remove data if flag is set 12369 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12370 12371 // Delete application code and resources 12372 if (deleteCodeAndResources && (outInfo != null)) { 12373 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12374 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12375 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12376 } 12377 return true; 12378 } 12379 12380 @Override 12381 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12382 int userId) { 12383 mContext.enforceCallingOrSelfPermission( 12384 android.Manifest.permission.DELETE_PACKAGES, null); 12385 synchronized (mPackages) { 12386 PackageSetting ps = mSettings.mPackages.get(packageName); 12387 if (ps == null) { 12388 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12389 return false; 12390 } 12391 if (!ps.getInstalled(userId)) { 12392 // Can't block uninstall for an app that is not installed or enabled. 12393 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12394 return false; 12395 } 12396 ps.setBlockUninstall(blockUninstall, userId); 12397 mSettings.writePackageRestrictionsLPr(userId); 12398 } 12399 return true; 12400 } 12401 12402 @Override 12403 public boolean getBlockUninstallForUser(String packageName, int userId) { 12404 synchronized (mPackages) { 12405 PackageSetting ps = mSettings.mPackages.get(packageName); 12406 if (ps == null) { 12407 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12408 return false; 12409 } 12410 return ps.getBlockUninstall(userId); 12411 } 12412 } 12413 12414 /* 12415 * This method handles package deletion in general 12416 */ 12417 private boolean deletePackageLI(String packageName, UserHandle user, 12418 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12419 int flags, PackageRemovedInfo outInfo, 12420 boolean writeSettings) { 12421 if (packageName == null) { 12422 Slog.w(TAG, "Attempt to delete null packageName."); 12423 return false; 12424 } 12425 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12426 PackageSetting ps; 12427 boolean dataOnly = false; 12428 int removeUser = -1; 12429 int appId = -1; 12430 synchronized (mPackages) { 12431 ps = mSettings.mPackages.get(packageName); 12432 if (ps == null) { 12433 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12434 return false; 12435 } 12436 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12437 && user.getIdentifier() != UserHandle.USER_ALL) { 12438 // The caller is asking that the package only be deleted for a single 12439 // user. To do this, we just mark its uninstalled state and delete 12440 // its data. If this is a system app, we only allow this to happen if 12441 // they have set the special DELETE_SYSTEM_APP which requests different 12442 // semantics than normal for uninstalling system apps. 12443 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12444 ps.setUserState(user.getIdentifier(), 12445 COMPONENT_ENABLED_STATE_DEFAULT, 12446 false, //installed 12447 true, //stopped 12448 true, //notLaunched 12449 false, //hidden 12450 null, null, null, 12451 false, // blockUninstall 12452 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 12453 if (!isSystemApp(ps)) { 12454 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12455 // Other user still have this package installed, so all 12456 // we need to do is clear this user's data and save that 12457 // it is uninstalled. 12458 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12459 removeUser = user.getIdentifier(); 12460 appId = ps.appId; 12461 scheduleWritePackageRestrictionsLocked(removeUser); 12462 } else { 12463 // We need to set it back to 'installed' so the uninstall 12464 // broadcasts will be sent correctly. 12465 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12466 ps.setInstalled(true, user.getIdentifier()); 12467 } 12468 } else { 12469 // This is a system app, so we assume that the 12470 // other users still have this package installed, so all 12471 // we need to do is clear this user's data and save that 12472 // it is uninstalled. 12473 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 12474 removeUser = user.getIdentifier(); 12475 appId = ps.appId; 12476 scheduleWritePackageRestrictionsLocked(removeUser); 12477 } 12478 } 12479 } 12480 12481 if (removeUser >= 0) { 12482 // From above, we determined that we are deleting this only 12483 // for a single user. Continue the work here. 12484 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 12485 if (outInfo != null) { 12486 outInfo.removedPackage = packageName; 12487 outInfo.removedAppId = appId; 12488 outInfo.removedUsers = new int[] {removeUser}; 12489 } 12490 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 12491 removeKeystoreDataIfNeeded(removeUser, appId); 12492 schedulePackageCleaning(packageName, removeUser, false); 12493 synchronized (mPackages) { 12494 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 12495 scheduleWritePackageRestrictionsLocked(removeUser); 12496 } 12497 } 12498 return true; 12499 } 12500 12501 if (dataOnly) { 12502 // Delete application data first 12503 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 12504 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 12505 return true; 12506 } 12507 12508 boolean ret = false; 12509 if (isSystemApp(ps)) { 12510 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 12511 // When an updated system application is deleted we delete the existing resources as well and 12512 // fall back to existing code in system partition 12513 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 12514 flags, outInfo, writeSettings); 12515 } else { 12516 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 12517 // Kill application pre-emptively especially for apps on sd. 12518 killApplication(packageName, ps.appId, "uninstall pkg"); 12519 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 12520 allUserHandles, perUserInstalled, 12521 outInfo, writeSettings); 12522 } 12523 12524 return ret; 12525 } 12526 12527 private final class ClearStorageConnection implements ServiceConnection { 12528 IMediaContainerService mContainerService; 12529 12530 @Override 12531 public void onServiceConnected(ComponentName name, IBinder service) { 12532 synchronized (this) { 12533 mContainerService = IMediaContainerService.Stub.asInterface(service); 12534 notifyAll(); 12535 } 12536 } 12537 12538 @Override 12539 public void onServiceDisconnected(ComponentName name) { 12540 } 12541 } 12542 12543 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 12544 final boolean mounted; 12545 if (Environment.isExternalStorageEmulated()) { 12546 mounted = true; 12547 } else { 12548 final String status = Environment.getExternalStorageState(); 12549 12550 mounted = status.equals(Environment.MEDIA_MOUNTED) 12551 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 12552 } 12553 12554 if (!mounted) { 12555 return; 12556 } 12557 12558 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 12559 int[] users; 12560 if (userId == UserHandle.USER_ALL) { 12561 users = sUserManager.getUserIds(); 12562 } else { 12563 users = new int[] { userId }; 12564 } 12565 final ClearStorageConnection conn = new ClearStorageConnection(); 12566 if (mContext.bindServiceAsUser( 12567 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 12568 try { 12569 for (int curUser : users) { 12570 long timeout = SystemClock.uptimeMillis() + 5000; 12571 synchronized (conn) { 12572 long now = SystemClock.uptimeMillis(); 12573 while (conn.mContainerService == null && now < timeout) { 12574 try { 12575 conn.wait(timeout - now); 12576 } catch (InterruptedException e) { 12577 } 12578 } 12579 } 12580 if (conn.mContainerService == null) { 12581 return; 12582 } 12583 12584 final UserEnvironment userEnv = new UserEnvironment(curUser); 12585 clearDirectory(conn.mContainerService, 12586 userEnv.buildExternalStorageAppCacheDirs(packageName)); 12587 if (allData) { 12588 clearDirectory(conn.mContainerService, 12589 userEnv.buildExternalStorageAppDataDirs(packageName)); 12590 clearDirectory(conn.mContainerService, 12591 userEnv.buildExternalStorageAppMediaDirs(packageName)); 12592 } 12593 } 12594 } finally { 12595 mContext.unbindService(conn); 12596 } 12597 } 12598 } 12599 12600 @Override 12601 public void clearApplicationUserData(final String packageName, 12602 final IPackageDataObserver observer, final int userId) { 12603 mContext.enforceCallingOrSelfPermission( 12604 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 12605 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 12606 // Queue up an async operation since the package deletion may take a little while. 12607 mHandler.post(new Runnable() { 12608 public void run() { 12609 mHandler.removeCallbacks(this); 12610 final boolean succeeded; 12611 synchronized (mInstallLock) { 12612 succeeded = clearApplicationUserDataLI(packageName, userId); 12613 } 12614 clearExternalStorageDataSync(packageName, userId, true); 12615 if (succeeded) { 12616 // invoke DeviceStorageMonitor's update method to clear any notifications 12617 DeviceStorageMonitorInternal 12618 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 12619 if (dsm != null) { 12620 dsm.checkMemory(); 12621 } 12622 } 12623 if(observer != null) { 12624 try { 12625 observer.onRemoveCompleted(packageName, succeeded); 12626 } catch (RemoteException e) { 12627 Log.i(TAG, "Observer no longer exists."); 12628 } 12629 } //end if observer 12630 } //end run 12631 }); 12632 } 12633 12634 private boolean clearApplicationUserDataLI(String packageName, int userId) { 12635 if (packageName == null) { 12636 Slog.w(TAG, "Attempt to delete null packageName."); 12637 return false; 12638 } 12639 12640 // Try finding details about the requested package 12641 PackageParser.Package pkg; 12642 synchronized (mPackages) { 12643 pkg = mPackages.get(packageName); 12644 if (pkg == null) { 12645 final PackageSetting ps = mSettings.mPackages.get(packageName); 12646 if (ps != null) { 12647 pkg = ps.pkg; 12648 } 12649 } 12650 12651 if (pkg == null) { 12652 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12653 return false; 12654 } 12655 12656 PackageSetting ps = (PackageSetting) pkg.mExtras; 12657 PermissionsState permissionsState = ps.getPermissionsState(); 12658 revokeRuntimePermissionsAndClearUserSetFlagsLocked(permissionsState, userId); 12659 } 12660 12661 // Always delete data directories for package, even if we found no other 12662 // record of app. This helps users recover from UID mismatches without 12663 // resorting to a full data wipe. 12664 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 12665 if (retCode < 0) { 12666 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 12667 return false; 12668 } 12669 12670 final int appId = pkg.applicationInfo.uid; 12671 removeKeystoreDataIfNeeded(userId, appId); 12672 12673 // Create a native library symlink only if we have native libraries 12674 // and if the native libraries are 32 bit libraries. We do not provide 12675 // this symlink for 64 bit libraries. 12676 if (pkg.applicationInfo.primaryCpuAbi != null && 12677 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 12678 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 12679 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 12680 nativeLibPath, userId) < 0) { 12681 Slog.w(TAG, "Failed linking native library dir"); 12682 return false; 12683 } 12684 } 12685 12686 return true; 12687 } 12688 12689 12690 /** 12691 * Revokes granted runtime permissions and clears resettable flags 12692 * which are flags that can be set by a user interaction. 12693 * 12694 * @param permissionsState The permission state to reset. 12695 * @param userId The device user for which to do a reset. 12696 */ 12697 private void revokeRuntimePermissionsAndClearUserSetFlagsLocked( 12698 PermissionsState permissionsState, int userId) { 12699 final int userSetFlags = PackageManager.FLAG_PERMISSION_USER_SET 12700 | PackageManager.FLAG_PERMISSION_USER_FIXED 12701 | PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 12702 12703 boolean needsWrite = false; 12704 12705 for (PermissionState state : permissionsState.getRuntimePermissionStates(userId)) { 12706 BasePermission bp = mSettings.mPermissions.get(state.getName()); 12707 if (bp != null) { 12708 permissionsState.revokeRuntimePermission(bp, userId); 12709 permissionsState.updatePermissionFlags(bp, userId, userSetFlags, 0); 12710 needsWrite = true; 12711 } 12712 } 12713 12714 if (needsWrite) { 12715 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 12716 } 12717 } 12718 12719 /** 12720 * Remove entries from the keystore daemon. Will only remove it if the 12721 * {@code appId} is valid. 12722 */ 12723 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 12724 if (appId < 0) { 12725 return; 12726 } 12727 12728 final KeyStore keyStore = KeyStore.getInstance(); 12729 if (keyStore != null) { 12730 if (userId == UserHandle.USER_ALL) { 12731 for (final int individual : sUserManager.getUserIds()) { 12732 keyStore.clearUid(UserHandle.getUid(individual, appId)); 12733 } 12734 } else { 12735 keyStore.clearUid(UserHandle.getUid(userId, appId)); 12736 } 12737 } else { 12738 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 12739 } 12740 } 12741 12742 @Override 12743 public void deleteApplicationCacheFiles(final String packageName, 12744 final IPackageDataObserver observer) { 12745 mContext.enforceCallingOrSelfPermission( 12746 android.Manifest.permission.DELETE_CACHE_FILES, null); 12747 // Queue up an async operation since the package deletion may take a little while. 12748 final int userId = UserHandle.getCallingUserId(); 12749 mHandler.post(new Runnable() { 12750 public void run() { 12751 mHandler.removeCallbacks(this); 12752 final boolean succeded; 12753 synchronized (mInstallLock) { 12754 succeded = deleteApplicationCacheFilesLI(packageName, userId); 12755 } 12756 clearExternalStorageDataSync(packageName, userId, false); 12757 if (observer != null) { 12758 try { 12759 observer.onRemoveCompleted(packageName, succeded); 12760 } catch (RemoteException e) { 12761 Log.i(TAG, "Observer no longer exists."); 12762 } 12763 } //end if observer 12764 } //end run 12765 }); 12766 } 12767 12768 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 12769 if (packageName == null) { 12770 Slog.w(TAG, "Attempt to delete null packageName."); 12771 return false; 12772 } 12773 PackageParser.Package p; 12774 synchronized (mPackages) { 12775 p = mPackages.get(packageName); 12776 } 12777 if (p == null) { 12778 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12779 return false; 12780 } 12781 final ApplicationInfo applicationInfo = p.applicationInfo; 12782 if (applicationInfo == null) { 12783 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12784 return false; 12785 } 12786 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 12787 if (retCode < 0) { 12788 Slog.w(TAG, "Couldn't remove cache files for package: " 12789 + packageName + " u" + userId); 12790 return false; 12791 } 12792 return true; 12793 } 12794 12795 @Override 12796 public void getPackageSizeInfo(final String packageName, int userHandle, 12797 final IPackageStatsObserver observer) { 12798 mContext.enforceCallingOrSelfPermission( 12799 android.Manifest.permission.GET_PACKAGE_SIZE, null); 12800 if (packageName == null) { 12801 throw new IllegalArgumentException("Attempt to get size of null packageName"); 12802 } 12803 12804 PackageStats stats = new PackageStats(packageName, userHandle); 12805 12806 /* 12807 * Queue up an async operation since the package measurement may take a 12808 * little while. 12809 */ 12810 Message msg = mHandler.obtainMessage(INIT_COPY); 12811 msg.obj = new MeasureParams(stats, observer); 12812 mHandler.sendMessage(msg); 12813 } 12814 12815 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 12816 PackageStats pStats) { 12817 if (packageName == null) { 12818 Slog.w(TAG, "Attempt to get size of null packageName."); 12819 return false; 12820 } 12821 PackageParser.Package p; 12822 boolean dataOnly = false; 12823 String libDirRoot = null; 12824 String asecPath = null; 12825 PackageSetting ps = null; 12826 synchronized (mPackages) { 12827 p = mPackages.get(packageName); 12828 ps = mSettings.mPackages.get(packageName); 12829 if(p == null) { 12830 dataOnly = true; 12831 if((ps == null) || (ps.pkg == null)) { 12832 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 12833 return false; 12834 } 12835 p = ps.pkg; 12836 } 12837 if (ps != null) { 12838 libDirRoot = ps.legacyNativeLibraryPathString; 12839 } 12840 if (p != null && (isExternal(p) || p.isForwardLocked())) { 12841 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 12842 if (secureContainerId != null) { 12843 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 12844 } 12845 } 12846 } 12847 String publicSrcDir = null; 12848 if(!dataOnly) { 12849 final ApplicationInfo applicationInfo = p.applicationInfo; 12850 if (applicationInfo == null) { 12851 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 12852 return false; 12853 } 12854 if (p.isForwardLocked()) { 12855 publicSrcDir = applicationInfo.getBaseResourcePath(); 12856 } 12857 } 12858 // TODO: extend to measure size of split APKs 12859 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 12860 // not just the first level. 12861 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 12862 // just the primary. 12863 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 12864 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 12865 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 12866 if (res < 0) { 12867 return false; 12868 } 12869 12870 // Fix-up for forward-locked applications in ASEC containers. 12871 if (!isExternal(p)) { 12872 pStats.codeSize += pStats.externalCodeSize; 12873 pStats.externalCodeSize = 0L; 12874 } 12875 12876 return true; 12877 } 12878 12879 12880 @Override 12881 public void addPackageToPreferred(String packageName) { 12882 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 12883 } 12884 12885 @Override 12886 public void removePackageFromPreferred(String packageName) { 12887 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 12888 } 12889 12890 @Override 12891 public List<PackageInfo> getPreferredPackages(int flags) { 12892 return new ArrayList<PackageInfo>(); 12893 } 12894 12895 private int getUidTargetSdkVersionLockedLPr(int uid) { 12896 Object obj = mSettings.getUserIdLPr(uid); 12897 if (obj instanceof SharedUserSetting) { 12898 final SharedUserSetting sus = (SharedUserSetting) obj; 12899 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 12900 final Iterator<PackageSetting> it = sus.packages.iterator(); 12901 while (it.hasNext()) { 12902 final PackageSetting ps = it.next(); 12903 if (ps.pkg != null) { 12904 int v = ps.pkg.applicationInfo.targetSdkVersion; 12905 if (v < vers) vers = v; 12906 } 12907 } 12908 return vers; 12909 } else if (obj instanceof PackageSetting) { 12910 final PackageSetting ps = (PackageSetting) obj; 12911 if (ps.pkg != null) { 12912 return ps.pkg.applicationInfo.targetSdkVersion; 12913 } 12914 } 12915 return Build.VERSION_CODES.CUR_DEVELOPMENT; 12916 } 12917 12918 @Override 12919 public void addPreferredActivity(IntentFilter filter, int match, 12920 ComponentName[] set, ComponentName activity, int userId) { 12921 addPreferredActivityInternal(filter, match, set, activity, true, userId, 12922 "Adding preferred"); 12923 } 12924 12925 private void addPreferredActivityInternal(IntentFilter filter, int match, 12926 ComponentName[] set, ComponentName activity, boolean always, int userId, 12927 String opname) { 12928 // writer 12929 int callingUid = Binder.getCallingUid(); 12930 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 12931 if (filter.countActions() == 0) { 12932 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 12933 return; 12934 } 12935 synchronized (mPackages) { 12936 if (mContext.checkCallingOrSelfPermission( 12937 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12938 != PackageManager.PERMISSION_GRANTED) { 12939 if (getUidTargetSdkVersionLockedLPr(callingUid) 12940 < Build.VERSION_CODES.FROYO) { 12941 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 12942 + callingUid); 12943 return; 12944 } 12945 mContext.enforceCallingOrSelfPermission( 12946 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12947 } 12948 12949 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 12950 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 12951 + userId + ":"); 12952 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12953 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 12954 scheduleWritePackageRestrictionsLocked(userId); 12955 } 12956 } 12957 12958 @Override 12959 public void replacePreferredActivity(IntentFilter filter, int match, 12960 ComponentName[] set, ComponentName activity, int userId) { 12961 if (filter.countActions() != 1) { 12962 throw new IllegalArgumentException( 12963 "replacePreferredActivity expects filter to have only 1 action."); 12964 } 12965 if (filter.countDataAuthorities() != 0 12966 || filter.countDataPaths() != 0 12967 || filter.countDataSchemes() > 1 12968 || filter.countDataTypes() != 0) { 12969 throw new IllegalArgumentException( 12970 "replacePreferredActivity expects filter to have no data authorities, " + 12971 "paths, or types; and at most one scheme."); 12972 } 12973 12974 final int callingUid = Binder.getCallingUid(); 12975 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 12976 synchronized (mPackages) { 12977 if (mContext.checkCallingOrSelfPermission( 12978 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 12979 != PackageManager.PERMISSION_GRANTED) { 12980 if (getUidTargetSdkVersionLockedLPr(callingUid) 12981 < Build.VERSION_CODES.FROYO) { 12982 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 12983 + Binder.getCallingUid()); 12984 return; 12985 } 12986 mContext.enforceCallingOrSelfPermission( 12987 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12988 } 12989 12990 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 12991 if (pir != null) { 12992 // Get all of the existing entries that exactly match this filter. 12993 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 12994 if (existing != null && existing.size() == 1) { 12995 PreferredActivity cur = existing.get(0); 12996 if (DEBUG_PREFERRED) { 12997 Slog.i(TAG, "Checking replace of preferred:"); 12998 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 12999 if (!cur.mPref.mAlways) { 13000 Slog.i(TAG, " -- CUR; not mAlways!"); 13001 } else { 13002 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13003 Slog.i(TAG, " -- CUR: mSet=" 13004 + Arrays.toString(cur.mPref.mSetComponents)); 13005 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13006 Slog.i(TAG, " -- NEW: mMatch=" 13007 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13008 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13009 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13010 } 13011 } 13012 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13013 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13014 && cur.mPref.sameSet(set)) { 13015 // Setting the preferred activity to what it happens to be already 13016 if (DEBUG_PREFERRED) { 13017 Slog.i(TAG, "Replacing with same preferred activity " 13018 + cur.mPref.mShortComponent + " for user " 13019 + userId + ":"); 13020 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13021 } 13022 return; 13023 } 13024 } 13025 13026 if (existing != null) { 13027 if (DEBUG_PREFERRED) { 13028 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13029 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13030 } 13031 for (int i = 0; i < existing.size(); i++) { 13032 PreferredActivity pa = existing.get(i); 13033 if (DEBUG_PREFERRED) { 13034 Slog.i(TAG, "Removing existing preferred activity " 13035 + pa.mPref.mComponent + ":"); 13036 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13037 } 13038 pir.removeFilter(pa); 13039 } 13040 } 13041 } 13042 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13043 "Replacing preferred"); 13044 } 13045 } 13046 13047 @Override 13048 public void clearPackagePreferredActivities(String packageName) { 13049 final int uid = Binder.getCallingUid(); 13050 // writer 13051 synchronized (mPackages) { 13052 PackageParser.Package pkg = mPackages.get(packageName); 13053 if (pkg == null || pkg.applicationInfo.uid != uid) { 13054 if (mContext.checkCallingOrSelfPermission( 13055 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13056 != PackageManager.PERMISSION_GRANTED) { 13057 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13058 < Build.VERSION_CODES.FROYO) { 13059 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13060 + Binder.getCallingUid()); 13061 return; 13062 } 13063 mContext.enforceCallingOrSelfPermission( 13064 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13065 } 13066 } 13067 13068 int user = UserHandle.getCallingUserId(); 13069 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13070 scheduleWritePackageRestrictionsLocked(user); 13071 } 13072 } 13073 } 13074 13075 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13076 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13077 ArrayList<PreferredActivity> removed = null; 13078 boolean changed = false; 13079 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13080 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13081 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13082 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13083 continue; 13084 } 13085 Iterator<PreferredActivity> it = pir.filterIterator(); 13086 while (it.hasNext()) { 13087 PreferredActivity pa = it.next(); 13088 // Mark entry for removal only if it matches the package name 13089 // and the entry is of type "always". 13090 if (packageName == null || 13091 (pa.mPref.mComponent.getPackageName().equals(packageName) 13092 && pa.mPref.mAlways)) { 13093 if (removed == null) { 13094 removed = new ArrayList<PreferredActivity>(); 13095 } 13096 removed.add(pa); 13097 } 13098 } 13099 if (removed != null) { 13100 for (int j=0; j<removed.size(); j++) { 13101 PreferredActivity pa = removed.get(j); 13102 pir.removeFilter(pa); 13103 } 13104 changed = true; 13105 } 13106 } 13107 return changed; 13108 } 13109 13110 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13111 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13112 if (userId == UserHandle.USER_ALL) { 13113 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13114 sUserManager.getUserIds())) { 13115 for (int oneUserId : sUserManager.getUserIds()) { 13116 scheduleWritePackageRestrictionsLocked(oneUserId); 13117 } 13118 } 13119 } else { 13120 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13121 scheduleWritePackageRestrictionsLocked(userId); 13122 } 13123 } 13124 } 13125 13126 13127 void clearDefaultBrowserIfNeeded(String packageName) { 13128 for (int oneUserId : sUserManager.getUserIds()) { 13129 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13130 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13131 if (packageName.equals(defaultBrowserPackageName)) { 13132 setDefaultBrowserPackageName(null, oneUserId); 13133 } 13134 } 13135 } 13136 13137 @Override 13138 public void resetPreferredActivities(int userId) { 13139 /* TODO: Actually use userId. Why is it being passed in? */ 13140 mContext.enforceCallingOrSelfPermission( 13141 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13142 // writer 13143 synchronized (mPackages) { 13144 int user = UserHandle.getCallingUserId(); 13145 clearPackagePreferredActivitiesLPw(null, user); 13146 mSettings.readDefaultPreferredAppsLPw(this, user); 13147 scheduleWritePackageRestrictionsLocked(user); 13148 } 13149 } 13150 13151 @Override 13152 public int getPreferredActivities(List<IntentFilter> outFilters, 13153 List<ComponentName> outActivities, String packageName) { 13154 13155 int num = 0; 13156 final int userId = UserHandle.getCallingUserId(); 13157 // reader 13158 synchronized (mPackages) { 13159 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13160 if (pir != null) { 13161 final Iterator<PreferredActivity> it = pir.filterIterator(); 13162 while (it.hasNext()) { 13163 final PreferredActivity pa = it.next(); 13164 if (packageName == null 13165 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13166 && pa.mPref.mAlways)) { 13167 if (outFilters != null) { 13168 outFilters.add(new IntentFilter(pa)); 13169 } 13170 if (outActivities != null) { 13171 outActivities.add(pa.mPref.mComponent); 13172 } 13173 } 13174 } 13175 } 13176 } 13177 13178 return num; 13179 } 13180 13181 @Override 13182 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13183 int userId) { 13184 int callingUid = Binder.getCallingUid(); 13185 if (callingUid != Process.SYSTEM_UID) { 13186 throw new SecurityException( 13187 "addPersistentPreferredActivity can only be run by the system"); 13188 } 13189 if (filter.countActions() == 0) { 13190 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13191 return; 13192 } 13193 synchronized (mPackages) { 13194 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13195 " :"); 13196 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13197 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13198 new PersistentPreferredActivity(filter, activity)); 13199 scheduleWritePackageRestrictionsLocked(userId); 13200 } 13201 } 13202 13203 @Override 13204 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13205 int callingUid = Binder.getCallingUid(); 13206 if (callingUid != Process.SYSTEM_UID) { 13207 throw new SecurityException( 13208 "clearPackagePersistentPreferredActivities can only be run by the system"); 13209 } 13210 ArrayList<PersistentPreferredActivity> removed = null; 13211 boolean changed = false; 13212 synchronized (mPackages) { 13213 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13214 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13215 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13216 .valueAt(i); 13217 if (userId != thisUserId) { 13218 continue; 13219 } 13220 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13221 while (it.hasNext()) { 13222 PersistentPreferredActivity ppa = it.next(); 13223 // Mark entry for removal only if it matches the package name. 13224 if (ppa.mComponent.getPackageName().equals(packageName)) { 13225 if (removed == null) { 13226 removed = new ArrayList<PersistentPreferredActivity>(); 13227 } 13228 removed.add(ppa); 13229 } 13230 } 13231 if (removed != null) { 13232 for (int j=0; j<removed.size(); j++) { 13233 PersistentPreferredActivity ppa = removed.get(j); 13234 ppir.removeFilter(ppa); 13235 } 13236 changed = true; 13237 } 13238 } 13239 13240 if (changed) { 13241 scheduleWritePackageRestrictionsLocked(userId); 13242 } 13243 } 13244 } 13245 13246 /** 13247 * Non-Binder method, support for the backup/restore mechanism: write the 13248 * full set of preferred activities in its canonical XML format. Returns true 13249 * on success; false otherwise. 13250 */ 13251 @Override 13252 public byte[] getPreferredActivityBackup(int userId) { 13253 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13254 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13255 } 13256 13257 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13258 try { 13259 final XmlSerializer serializer = new FastXmlSerializer(); 13260 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13261 serializer.startDocument(null, true); 13262 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13263 13264 synchronized (mPackages) { 13265 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13266 } 13267 13268 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13269 serializer.endDocument(); 13270 serializer.flush(); 13271 } catch (Exception e) { 13272 if (DEBUG_BACKUP) { 13273 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13274 } 13275 return null; 13276 } 13277 13278 return dataStream.toByteArray(); 13279 } 13280 13281 @Override 13282 public void restorePreferredActivities(byte[] backup, int userId) { 13283 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13284 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13285 } 13286 13287 try { 13288 final XmlPullParser parser = Xml.newPullParser(); 13289 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13290 13291 int type; 13292 while ((type = parser.next()) != XmlPullParser.START_TAG 13293 && type != XmlPullParser.END_DOCUMENT) { 13294 } 13295 if (type != XmlPullParser.START_TAG) { 13296 // oops didn't find a start tag?! 13297 if (DEBUG_BACKUP) { 13298 Slog.e(TAG, "Didn't find start tag during restore"); 13299 } 13300 return; 13301 } 13302 13303 // this is supposed to be TAG_PREFERRED_BACKUP 13304 if (!TAG_PREFERRED_BACKUP.equals(parser.getName())) { 13305 if (DEBUG_BACKUP) { 13306 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13307 } 13308 return; 13309 } 13310 13311 // skip interfering stuff, then we're aligned with the backing implementation 13312 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13313 synchronized (mPackages) { 13314 mSettings.readPreferredActivitiesLPw(parser, userId); 13315 } 13316 } catch (Exception e) { 13317 if (DEBUG_BACKUP) { 13318 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13319 } 13320 } 13321 } 13322 13323 @Override 13324 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 13325 int sourceUserId, int targetUserId, int flags) { 13326 mContext.enforceCallingOrSelfPermission( 13327 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13328 int callingUid = Binder.getCallingUid(); 13329 enforceOwnerRights(ownerPackage, callingUid); 13330 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13331 if (intentFilter.countActions() == 0) { 13332 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 13333 return; 13334 } 13335 synchronized (mPackages) { 13336 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 13337 ownerPackage, targetUserId, flags); 13338 CrossProfileIntentResolver resolver = 13339 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13340 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 13341 // We have all those whose filter is equal. Now checking if the rest is equal as well. 13342 if (existing != null) { 13343 int size = existing.size(); 13344 for (int i = 0; i < size; i++) { 13345 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 13346 return; 13347 } 13348 } 13349 } 13350 resolver.addFilter(newFilter); 13351 scheduleWritePackageRestrictionsLocked(sourceUserId); 13352 } 13353 } 13354 13355 @Override 13356 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 13357 mContext.enforceCallingOrSelfPermission( 13358 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13359 int callingUid = Binder.getCallingUid(); 13360 enforceOwnerRights(ownerPackage, callingUid); 13361 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 13362 synchronized (mPackages) { 13363 CrossProfileIntentResolver resolver = 13364 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 13365 ArraySet<CrossProfileIntentFilter> set = 13366 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 13367 for (CrossProfileIntentFilter filter : set) { 13368 if (filter.getOwnerPackage().equals(ownerPackage)) { 13369 resolver.removeFilter(filter); 13370 } 13371 } 13372 scheduleWritePackageRestrictionsLocked(sourceUserId); 13373 } 13374 } 13375 13376 // Enforcing that callingUid is owning pkg on userId 13377 private void enforceOwnerRights(String pkg, int callingUid) { 13378 // The system owns everything. 13379 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 13380 return; 13381 } 13382 int callingUserId = UserHandle.getUserId(callingUid); 13383 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 13384 if (pi == null) { 13385 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 13386 + callingUserId); 13387 } 13388 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 13389 throw new SecurityException("Calling uid " + callingUid 13390 + " does not own package " + pkg); 13391 } 13392 } 13393 13394 @Override 13395 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 13396 Intent intent = new Intent(Intent.ACTION_MAIN); 13397 intent.addCategory(Intent.CATEGORY_HOME); 13398 13399 final int callingUserId = UserHandle.getCallingUserId(); 13400 List<ResolveInfo> list = queryIntentActivities(intent, null, 13401 PackageManager.GET_META_DATA, callingUserId); 13402 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 13403 true, false, false, callingUserId); 13404 13405 allHomeCandidates.clear(); 13406 if (list != null) { 13407 for (ResolveInfo ri : list) { 13408 allHomeCandidates.add(ri); 13409 } 13410 } 13411 return (preferred == null || preferred.activityInfo == null) 13412 ? null 13413 : new ComponentName(preferred.activityInfo.packageName, 13414 preferred.activityInfo.name); 13415 } 13416 13417 @Override 13418 public void setApplicationEnabledSetting(String appPackageName, 13419 int newState, int flags, int userId, String callingPackage) { 13420 if (!sUserManager.exists(userId)) return; 13421 if (callingPackage == null) { 13422 callingPackage = Integer.toString(Binder.getCallingUid()); 13423 } 13424 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 13425 } 13426 13427 @Override 13428 public void setComponentEnabledSetting(ComponentName componentName, 13429 int newState, int flags, int userId) { 13430 if (!sUserManager.exists(userId)) return; 13431 setEnabledSetting(componentName.getPackageName(), 13432 componentName.getClassName(), newState, flags, userId, null); 13433 } 13434 13435 private void setEnabledSetting(final String packageName, String className, int newState, 13436 final int flags, int userId, String callingPackage) { 13437 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 13438 || newState == COMPONENT_ENABLED_STATE_ENABLED 13439 || newState == COMPONENT_ENABLED_STATE_DISABLED 13440 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 13441 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 13442 throw new IllegalArgumentException("Invalid new component state: " 13443 + newState); 13444 } 13445 PackageSetting pkgSetting; 13446 final int uid = Binder.getCallingUid(); 13447 final int permission = mContext.checkCallingOrSelfPermission( 13448 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13449 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 13450 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13451 boolean sendNow = false; 13452 boolean isApp = (className == null); 13453 String componentName = isApp ? packageName : className; 13454 int packageUid = -1; 13455 ArrayList<String> components; 13456 13457 // writer 13458 synchronized (mPackages) { 13459 pkgSetting = mSettings.mPackages.get(packageName); 13460 if (pkgSetting == null) { 13461 if (className == null) { 13462 throw new IllegalArgumentException( 13463 "Unknown package: " + packageName); 13464 } 13465 throw new IllegalArgumentException( 13466 "Unknown component: " + packageName 13467 + "/" + className); 13468 } 13469 // Allow root and verify that userId is not being specified by a different user 13470 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 13471 throw new SecurityException( 13472 "Permission Denial: attempt to change component state from pid=" 13473 + Binder.getCallingPid() 13474 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 13475 } 13476 if (className == null) { 13477 // We're dealing with an application/package level state change 13478 if (pkgSetting.getEnabled(userId) == newState) { 13479 // Nothing to do 13480 return; 13481 } 13482 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 13483 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 13484 // Don't care about who enables an app. 13485 callingPackage = null; 13486 } 13487 pkgSetting.setEnabled(newState, userId, callingPackage); 13488 // pkgSetting.pkg.mSetEnabled = newState; 13489 } else { 13490 // We're dealing with a component level state change 13491 // First, verify that this is a valid class name. 13492 PackageParser.Package pkg = pkgSetting.pkg; 13493 if (pkg == null || !pkg.hasComponentClassName(className)) { 13494 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 13495 throw new IllegalArgumentException("Component class " + className 13496 + " does not exist in " + packageName); 13497 } else { 13498 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 13499 + className + " does not exist in " + packageName); 13500 } 13501 } 13502 switch (newState) { 13503 case COMPONENT_ENABLED_STATE_ENABLED: 13504 if (!pkgSetting.enableComponentLPw(className, userId)) { 13505 return; 13506 } 13507 break; 13508 case COMPONENT_ENABLED_STATE_DISABLED: 13509 if (!pkgSetting.disableComponentLPw(className, userId)) { 13510 return; 13511 } 13512 break; 13513 case COMPONENT_ENABLED_STATE_DEFAULT: 13514 if (!pkgSetting.restoreComponentLPw(className, userId)) { 13515 return; 13516 } 13517 break; 13518 default: 13519 Slog.e(TAG, "Invalid new component state: " + newState); 13520 return; 13521 } 13522 } 13523 scheduleWritePackageRestrictionsLocked(userId); 13524 components = mPendingBroadcasts.get(userId, packageName); 13525 final boolean newPackage = components == null; 13526 if (newPackage) { 13527 components = new ArrayList<String>(); 13528 } 13529 if (!components.contains(componentName)) { 13530 components.add(componentName); 13531 } 13532 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 13533 sendNow = true; 13534 // Purge entry from pending broadcast list if another one exists already 13535 // since we are sending one right away. 13536 mPendingBroadcasts.remove(userId, packageName); 13537 } else { 13538 if (newPackage) { 13539 mPendingBroadcasts.put(userId, packageName, components); 13540 } 13541 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 13542 // Schedule a message 13543 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 13544 } 13545 } 13546 } 13547 13548 long callingId = Binder.clearCallingIdentity(); 13549 try { 13550 if (sendNow) { 13551 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 13552 sendPackageChangedBroadcast(packageName, 13553 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 13554 } 13555 } finally { 13556 Binder.restoreCallingIdentity(callingId); 13557 } 13558 } 13559 13560 private void sendPackageChangedBroadcast(String packageName, 13561 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 13562 if (DEBUG_INSTALL) 13563 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 13564 + componentNames); 13565 Bundle extras = new Bundle(4); 13566 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 13567 String nameList[] = new String[componentNames.size()]; 13568 componentNames.toArray(nameList); 13569 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 13570 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 13571 extras.putInt(Intent.EXTRA_UID, packageUid); 13572 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 13573 new int[] {UserHandle.getUserId(packageUid)}); 13574 } 13575 13576 @Override 13577 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 13578 if (!sUserManager.exists(userId)) return; 13579 final int uid = Binder.getCallingUid(); 13580 final int permission = mContext.checkCallingOrSelfPermission( 13581 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 13582 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 13583 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 13584 // writer 13585 synchronized (mPackages) { 13586 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 13587 allowedByPermission, uid, userId)) { 13588 scheduleWritePackageRestrictionsLocked(userId); 13589 } 13590 } 13591 } 13592 13593 @Override 13594 public String getInstallerPackageName(String packageName) { 13595 // reader 13596 synchronized (mPackages) { 13597 return mSettings.getInstallerPackageNameLPr(packageName); 13598 } 13599 } 13600 13601 @Override 13602 public int getApplicationEnabledSetting(String packageName, int userId) { 13603 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13604 int uid = Binder.getCallingUid(); 13605 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 13606 // reader 13607 synchronized (mPackages) { 13608 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 13609 } 13610 } 13611 13612 @Override 13613 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 13614 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 13615 int uid = Binder.getCallingUid(); 13616 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 13617 // reader 13618 synchronized (mPackages) { 13619 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 13620 } 13621 } 13622 13623 @Override 13624 public void enterSafeMode() { 13625 enforceSystemOrRoot("Only the system can request entering safe mode"); 13626 13627 if (!mSystemReady) { 13628 mSafeMode = true; 13629 } 13630 } 13631 13632 @Override 13633 public void systemReady() { 13634 mSystemReady = true; 13635 13636 // Read the compatibilty setting when the system is ready. 13637 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 13638 mContext.getContentResolver(), 13639 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 13640 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 13641 if (DEBUG_SETTINGS) { 13642 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 13643 } 13644 13645 synchronized (mPackages) { 13646 // Verify that all of the preferred activity components actually 13647 // exist. It is possible for applications to be updated and at 13648 // that point remove a previously declared activity component that 13649 // had been set as a preferred activity. We try to clean this up 13650 // the next time we encounter that preferred activity, but it is 13651 // possible for the user flow to never be able to return to that 13652 // situation so here we do a sanity check to make sure we haven't 13653 // left any junk around. 13654 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 13655 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13656 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13657 removed.clear(); 13658 for (PreferredActivity pa : pir.filterSet()) { 13659 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 13660 removed.add(pa); 13661 } 13662 } 13663 if (removed.size() > 0) { 13664 for (int r=0; r<removed.size(); r++) { 13665 PreferredActivity pa = removed.get(r); 13666 Slog.w(TAG, "Removing dangling preferred activity: " 13667 + pa.mPref.mComponent); 13668 pir.removeFilter(pa); 13669 } 13670 mSettings.writePackageRestrictionsLPr( 13671 mSettings.mPreferredActivities.keyAt(i)); 13672 } 13673 } 13674 } 13675 sUserManager.systemReady(); 13676 13677 // Kick off any messages waiting for system ready 13678 if (mPostSystemReadyMessages != null) { 13679 for (Message msg : mPostSystemReadyMessages) { 13680 msg.sendToTarget(); 13681 } 13682 mPostSystemReadyMessages = null; 13683 } 13684 13685 // Watch for external volumes that come and go over time 13686 final StorageManager storage = mContext.getSystemService(StorageManager.class); 13687 storage.registerListener(mStorageListener); 13688 13689 mInstallerService.systemReady(); 13690 mPackageDexOptimizer.systemReady(); 13691 } 13692 13693 @Override 13694 public boolean isSafeMode() { 13695 return mSafeMode; 13696 } 13697 13698 @Override 13699 public boolean hasSystemUidErrors() { 13700 return mHasSystemUidErrors; 13701 } 13702 13703 static String arrayToString(int[] array) { 13704 StringBuffer buf = new StringBuffer(128); 13705 buf.append('['); 13706 if (array != null) { 13707 for (int i=0; i<array.length; i++) { 13708 if (i > 0) buf.append(", "); 13709 buf.append(array[i]); 13710 } 13711 } 13712 buf.append(']'); 13713 return buf.toString(); 13714 } 13715 13716 static class DumpState { 13717 public static final int DUMP_LIBS = 1 << 0; 13718 public static final int DUMP_FEATURES = 1 << 1; 13719 public static final int DUMP_RESOLVERS = 1 << 2; 13720 public static final int DUMP_PERMISSIONS = 1 << 3; 13721 public static final int DUMP_PACKAGES = 1 << 4; 13722 public static final int DUMP_SHARED_USERS = 1 << 5; 13723 public static final int DUMP_MESSAGES = 1 << 6; 13724 public static final int DUMP_PROVIDERS = 1 << 7; 13725 public static final int DUMP_VERIFIERS = 1 << 8; 13726 public static final int DUMP_PREFERRED = 1 << 9; 13727 public static final int DUMP_PREFERRED_XML = 1 << 10; 13728 public static final int DUMP_KEYSETS = 1 << 11; 13729 public static final int DUMP_VERSION = 1 << 12; 13730 public static final int DUMP_INSTALLS = 1 << 13; 13731 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 13732 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 13733 13734 public static final int OPTION_SHOW_FILTERS = 1 << 0; 13735 13736 private int mTypes; 13737 13738 private int mOptions; 13739 13740 private boolean mTitlePrinted; 13741 13742 private SharedUserSetting mSharedUser; 13743 13744 public boolean isDumping(int type) { 13745 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 13746 return true; 13747 } 13748 13749 return (mTypes & type) != 0; 13750 } 13751 13752 public void setDump(int type) { 13753 mTypes |= type; 13754 } 13755 13756 public boolean isOptionEnabled(int option) { 13757 return (mOptions & option) != 0; 13758 } 13759 13760 public void setOptionEnabled(int option) { 13761 mOptions |= option; 13762 } 13763 13764 public boolean onTitlePrinted() { 13765 final boolean printed = mTitlePrinted; 13766 mTitlePrinted = true; 13767 return printed; 13768 } 13769 13770 public boolean getTitlePrinted() { 13771 return mTitlePrinted; 13772 } 13773 13774 public void setTitlePrinted(boolean enabled) { 13775 mTitlePrinted = enabled; 13776 } 13777 13778 public SharedUserSetting getSharedUser() { 13779 return mSharedUser; 13780 } 13781 13782 public void setSharedUser(SharedUserSetting user) { 13783 mSharedUser = user; 13784 } 13785 } 13786 13787 @Override 13788 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 13789 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 13790 != PackageManager.PERMISSION_GRANTED) { 13791 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 13792 + Binder.getCallingPid() 13793 + ", uid=" + Binder.getCallingUid() 13794 + " without permission " 13795 + android.Manifest.permission.DUMP); 13796 return; 13797 } 13798 13799 DumpState dumpState = new DumpState(); 13800 boolean fullPreferred = false; 13801 boolean checkin = false; 13802 13803 String packageName = null; 13804 13805 int opti = 0; 13806 while (opti < args.length) { 13807 String opt = args[opti]; 13808 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 13809 break; 13810 } 13811 opti++; 13812 13813 if ("-a".equals(opt)) { 13814 // Right now we only know how to print all. 13815 } else if ("-h".equals(opt)) { 13816 pw.println("Package manager dump options:"); 13817 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 13818 pw.println(" --checkin: dump for a checkin"); 13819 pw.println(" -f: print details of intent filters"); 13820 pw.println(" -h: print this help"); 13821 pw.println(" cmd may be one of:"); 13822 pw.println(" l[ibraries]: list known shared libraries"); 13823 pw.println(" f[ibraries]: list device features"); 13824 pw.println(" k[eysets]: print known keysets"); 13825 pw.println(" r[esolvers]: dump intent resolvers"); 13826 pw.println(" perm[issions]: dump permissions"); 13827 pw.println(" pref[erred]: print preferred package settings"); 13828 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 13829 pw.println(" prov[iders]: dump content providers"); 13830 pw.println(" p[ackages]: dump installed packages"); 13831 pw.println(" s[hared-users]: dump shared user IDs"); 13832 pw.println(" m[essages]: print collected runtime messages"); 13833 pw.println(" v[erifiers]: print package verifier info"); 13834 pw.println(" version: print database version info"); 13835 pw.println(" write: write current settings now"); 13836 pw.println(" <package.name>: info about given package"); 13837 pw.println(" installs: details about install sessions"); 13838 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 13839 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 13840 return; 13841 } else if ("--checkin".equals(opt)) { 13842 checkin = true; 13843 } else if ("-f".equals(opt)) { 13844 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13845 } else { 13846 pw.println("Unknown argument: " + opt + "; use -h for help"); 13847 } 13848 } 13849 13850 // Is the caller requesting to dump a particular piece of data? 13851 if (opti < args.length) { 13852 String cmd = args[opti]; 13853 opti++; 13854 // Is this a package name? 13855 if ("android".equals(cmd) || cmd.contains(".")) { 13856 packageName = cmd; 13857 // When dumping a single package, we always dump all of its 13858 // filter information since the amount of data will be reasonable. 13859 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 13860 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 13861 dumpState.setDump(DumpState.DUMP_LIBS); 13862 } else if ("f".equals(cmd) || "features".equals(cmd)) { 13863 dumpState.setDump(DumpState.DUMP_FEATURES); 13864 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 13865 dumpState.setDump(DumpState.DUMP_RESOLVERS); 13866 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 13867 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 13868 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 13869 dumpState.setDump(DumpState.DUMP_PREFERRED); 13870 } else if ("preferred-xml".equals(cmd)) { 13871 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 13872 if (opti < args.length && "--full".equals(args[opti])) { 13873 fullPreferred = true; 13874 opti++; 13875 } 13876 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 13877 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 13878 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 13879 dumpState.setDump(DumpState.DUMP_PACKAGES); 13880 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 13881 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 13882 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 13883 dumpState.setDump(DumpState.DUMP_PROVIDERS); 13884 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 13885 dumpState.setDump(DumpState.DUMP_MESSAGES); 13886 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 13887 dumpState.setDump(DumpState.DUMP_VERIFIERS); 13888 } else if ("i".equals(cmd) || "ifv".equals(cmd) 13889 || "intent-filter-verifiers".equals(cmd)) { 13890 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 13891 } else if ("version".equals(cmd)) { 13892 dumpState.setDump(DumpState.DUMP_VERSION); 13893 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 13894 dumpState.setDump(DumpState.DUMP_KEYSETS); 13895 } else if ("installs".equals(cmd)) { 13896 dumpState.setDump(DumpState.DUMP_INSTALLS); 13897 } else if ("write".equals(cmd)) { 13898 synchronized (mPackages) { 13899 mSettings.writeLPr(); 13900 pw.println("Settings written."); 13901 return; 13902 } 13903 } 13904 } 13905 13906 if (checkin) { 13907 pw.println("vers,1"); 13908 } 13909 13910 // reader 13911 synchronized (mPackages) { 13912 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 13913 if (!checkin) { 13914 if (dumpState.onTitlePrinted()) 13915 pw.println(); 13916 pw.println("Database versions:"); 13917 pw.print(" SDK Version:"); 13918 pw.print(" internal="); 13919 pw.print(mSettings.mInternalSdkPlatform); 13920 pw.print(" external="); 13921 pw.println(mSettings.mExternalSdkPlatform); 13922 pw.print(" DB Version:"); 13923 pw.print(" internal="); 13924 pw.print(mSettings.mInternalDatabaseVersion); 13925 pw.print(" external="); 13926 pw.println(mSettings.mExternalDatabaseVersion); 13927 } 13928 } 13929 13930 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 13931 if (!checkin) { 13932 if (dumpState.onTitlePrinted()) 13933 pw.println(); 13934 pw.println("Verifiers:"); 13935 pw.print(" Required: "); 13936 pw.print(mRequiredVerifierPackage); 13937 pw.print(" (uid="); 13938 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 13939 pw.println(")"); 13940 } else if (mRequiredVerifierPackage != null) { 13941 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 13942 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 13943 } 13944 } 13945 13946 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 13947 packageName == null) { 13948 if (mIntentFilterVerifierComponent != null) { 13949 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 13950 if (!checkin) { 13951 if (dumpState.onTitlePrinted()) 13952 pw.println(); 13953 pw.println("Intent Filter Verifier:"); 13954 pw.print(" Using: "); 13955 pw.print(verifierPackageName); 13956 pw.print(" (uid="); 13957 pw.print(getPackageUid(verifierPackageName, 0)); 13958 pw.println(")"); 13959 } else if (verifierPackageName != null) { 13960 pw.print("ifv,"); pw.print(verifierPackageName); 13961 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 13962 } 13963 } else { 13964 pw.println(); 13965 pw.println("No Intent Filter Verifier available!"); 13966 } 13967 } 13968 13969 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 13970 boolean printedHeader = false; 13971 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 13972 while (it.hasNext()) { 13973 String name = it.next(); 13974 SharedLibraryEntry ent = mSharedLibraries.get(name); 13975 if (!checkin) { 13976 if (!printedHeader) { 13977 if (dumpState.onTitlePrinted()) 13978 pw.println(); 13979 pw.println("Libraries:"); 13980 printedHeader = true; 13981 } 13982 pw.print(" "); 13983 } else { 13984 pw.print("lib,"); 13985 } 13986 pw.print(name); 13987 if (!checkin) { 13988 pw.print(" -> "); 13989 } 13990 if (ent.path != null) { 13991 if (!checkin) { 13992 pw.print("(jar) "); 13993 pw.print(ent.path); 13994 } else { 13995 pw.print(",jar,"); 13996 pw.print(ent.path); 13997 } 13998 } else { 13999 if (!checkin) { 14000 pw.print("(apk) "); 14001 pw.print(ent.apk); 14002 } else { 14003 pw.print(",apk,"); 14004 pw.print(ent.apk); 14005 } 14006 } 14007 pw.println(); 14008 } 14009 } 14010 14011 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14012 if (dumpState.onTitlePrinted()) 14013 pw.println(); 14014 if (!checkin) { 14015 pw.println("Features:"); 14016 } 14017 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14018 while (it.hasNext()) { 14019 String name = it.next(); 14020 if (!checkin) { 14021 pw.print(" "); 14022 } else { 14023 pw.print("feat,"); 14024 } 14025 pw.println(name); 14026 } 14027 } 14028 14029 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14030 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14031 : "Activity Resolver Table:", " ", packageName, 14032 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14033 dumpState.setTitlePrinted(true); 14034 } 14035 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14036 : "Receiver Resolver Table:", " ", packageName, 14037 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14038 dumpState.setTitlePrinted(true); 14039 } 14040 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14041 : "Service Resolver Table:", " ", packageName, 14042 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14043 dumpState.setTitlePrinted(true); 14044 } 14045 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14046 : "Provider Resolver Table:", " ", packageName, 14047 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14048 dumpState.setTitlePrinted(true); 14049 } 14050 } 14051 14052 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14053 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14054 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14055 int user = mSettings.mPreferredActivities.keyAt(i); 14056 if (pir.dump(pw, 14057 dumpState.getTitlePrinted() 14058 ? "\nPreferred Activities User " + user + ":" 14059 : "Preferred Activities User " + user + ":", " ", 14060 packageName, true, false)) { 14061 dumpState.setTitlePrinted(true); 14062 } 14063 } 14064 } 14065 14066 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14067 pw.flush(); 14068 FileOutputStream fout = new FileOutputStream(fd); 14069 BufferedOutputStream str = new BufferedOutputStream(fout); 14070 XmlSerializer serializer = new FastXmlSerializer(); 14071 try { 14072 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14073 serializer.startDocument(null, true); 14074 serializer.setFeature( 14075 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14076 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14077 serializer.endDocument(); 14078 serializer.flush(); 14079 } catch (IllegalArgumentException e) { 14080 pw.println("Failed writing: " + e); 14081 } catch (IllegalStateException e) { 14082 pw.println("Failed writing: " + e); 14083 } catch (IOException e) { 14084 pw.println("Failed writing: " + e); 14085 } 14086 } 14087 14088 if (!checkin 14089 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14090 && packageName == null) { 14091 pw.println(); 14092 int count = mSettings.mPackages.size(); 14093 if (count == 0) { 14094 pw.println("No domain preferred apps!"); 14095 pw.println(); 14096 } else { 14097 final String prefix = " "; 14098 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14099 if (allPackageSettings.size() == 0) { 14100 pw.println("No domain preferred apps!"); 14101 pw.println(); 14102 } else { 14103 pw.println("Domain preferred apps status:"); 14104 pw.println(); 14105 count = 0; 14106 for (PackageSetting ps : allPackageSettings) { 14107 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14108 if (ivi == null || ivi.getPackageName() == null) continue; 14109 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14110 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14111 pw.println(prefix + "Status: " + ivi.getStatusString()); 14112 pw.println(); 14113 count++; 14114 } 14115 if (count == 0) { 14116 pw.println(prefix + "No domain preferred app status!"); 14117 pw.println(); 14118 } 14119 for (int userId : sUserManager.getUserIds()) { 14120 pw.println("Domain preferred apps for User " + userId + ":"); 14121 pw.println(); 14122 count = 0; 14123 for (PackageSetting ps : allPackageSettings) { 14124 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14125 if (ivi == null || ivi.getPackageName() == null) { 14126 continue; 14127 } 14128 final int status = ps.getDomainVerificationStatusForUser(userId); 14129 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14130 continue; 14131 } 14132 pw.println(prefix + "Package Name: " + ivi.getPackageName()); 14133 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14134 String statusStr = IntentFilterVerificationInfo. 14135 getStatusStringFromValue(status); 14136 pw.println(prefix + "Status: " + statusStr); 14137 pw.println(); 14138 count++; 14139 } 14140 if (count == 0) { 14141 pw.println(prefix + "No domain preferred apps!"); 14142 pw.println(); 14143 } 14144 } 14145 } 14146 } 14147 } 14148 14149 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14150 mSettings.dumpPermissionsLPr(pw, packageName, dumpState); 14151 if (packageName == null) { 14152 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14153 if (iperm == 0) { 14154 if (dumpState.onTitlePrinted()) 14155 pw.println(); 14156 pw.println("AppOp Permissions:"); 14157 } 14158 pw.print(" AppOp Permission "); 14159 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14160 pw.println(":"); 14161 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14162 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14163 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14164 } 14165 } 14166 } 14167 } 14168 14169 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14170 boolean printedSomething = false; 14171 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14172 if (packageName != null && !packageName.equals(p.info.packageName)) { 14173 continue; 14174 } 14175 if (!printedSomething) { 14176 if (dumpState.onTitlePrinted()) 14177 pw.println(); 14178 pw.println("Registered ContentProviders:"); 14179 printedSomething = true; 14180 } 14181 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14182 pw.print(" "); pw.println(p.toString()); 14183 } 14184 printedSomething = false; 14185 for (Map.Entry<String, PackageParser.Provider> entry : 14186 mProvidersByAuthority.entrySet()) { 14187 PackageParser.Provider p = entry.getValue(); 14188 if (packageName != null && !packageName.equals(p.info.packageName)) { 14189 continue; 14190 } 14191 if (!printedSomething) { 14192 if (dumpState.onTitlePrinted()) 14193 pw.println(); 14194 pw.println("ContentProvider Authorities:"); 14195 printedSomething = true; 14196 } 14197 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14198 pw.print(" "); pw.println(p.toString()); 14199 if (p.info != null && p.info.applicationInfo != null) { 14200 final String appInfo = p.info.applicationInfo.toString(); 14201 pw.print(" applicationInfo="); pw.println(appInfo); 14202 } 14203 } 14204 } 14205 14206 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 14207 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 14208 } 14209 14210 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 14211 mSettings.dumpPackagesLPr(pw, packageName, dumpState, checkin); 14212 } 14213 14214 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 14215 mSettings.dumpSharedUsersLPr(pw, packageName, dumpState, checkin); 14216 } 14217 14218 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 14219 // XXX should handle packageName != null by dumping only install data that 14220 // the given package is involved with. 14221 if (dumpState.onTitlePrinted()) pw.println(); 14222 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 14223 } 14224 14225 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 14226 if (dumpState.onTitlePrinted()) pw.println(); 14227 mSettings.dumpReadMessagesLPr(pw, dumpState); 14228 14229 pw.println(); 14230 pw.println("Package warning messages:"); 14231 BufferedReader in = null; 14232 String line = null; 14233 try { 14234 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14235 while ((line = in.readLine()) != null) { 14236 if (line.contains("ignored: updated version")) continue; 14237 pw.println(line); 14238 } 14239 } catch (IOException ignored) { 14240 } finally { 14241 IoUtils.closeQuietly(in); 14242 } 14243 } 14244 14245 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 14246 BufferedReader in = null; 14247 String line = null; 14248 try { 14249 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 14250 while ((line = in.readLine()) != null) { 14251 if (line.contains("ignored: updated version")) continue; 14252 pw.print("msg,"); 14253 pw.println(line); 14254 } 14255 } catch (IOException ignored) { 14256 } finally { 14257 IoUtils.closeQuietly(in); 14258 } 14259 } 14260 } 14261 } 14262 14263 // ------- apps on sdcard specific code ------- 14264 static final boolean DEBUG_SD_INSTALL = false; 14265 14266 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 14267 14268 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 14269 14270 private boolean mMediaMounted = false; 14271 14272 static String getEncryptKey() { 14273 try { 14274 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 14275 SD_ENCRYPTION_KEYSTORE_NAME); 14276 if (sdEncKey == null) { 14277 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 14278 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 14279 if (sdEncKey == null) { 14280 Slog.e(TAG, "Failed to create encryption keys"); 14281 return null; 14282 } 14283 } 14284 return sdEncKey; 14285 } catch (NoSuchAlgorithmException nsae) { 14286 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 14287 return null; 14288 } catch (IOException ioe) { 14289 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 14290 return null; 14291 } 14292 } 14293 14294 /* 14295 * Update media status on PackageManager. 14296 */ 14297 @Override 14298 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 14299 int callingUid = Binder.getCallingUid(); 14300 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 14301 throw new SecurityException("Media status can only be updated by the system"); 14302 } 14303 // reader; this apparently protects mMediaMounted, but should probably 14304 // be a different lock in that case. 14305 synchronized (mPackages) { 14306 Log.i(TAG, "Updating external media status from " 14307 + (mMediaMounted ? "mounted" : "unmounted") + " to " 14308 + (mediaStatus ? "mounted" : "unmounted")); 14309 if (DEBUG_SD_INSTALL) 14310 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 14311 + ", mMediaMounted=" + mMediaMounted); 14312 if (mediaStatus == mMediaMounted) { 14313 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 14314 : 0, -1); 14315 mHandler.sendMessage(msg); 14316 return; 14317 } 14318 mMediaMounted = mediaStatus; 14319 } 14320 // Queue up an async operation since the package installation may take a 14321 // little while. 14322 mHandler.post(new Runnable() { 14323 public void run() { 14324 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 14325 } 14326 }); 14327 } 14328 14329 /** 14330 * Called by MountService when the initial ASECs to scan are available. 14331 * Should block until all the ASEC containers are finished being scanned. 14332 */ 14333 public void scanAvailableAsecs() { 14334 updateExternalMediaStatusInner(true, false, false); 14335 if (mShouldRestoreconData) { 14336 SELinuxMMAC.setRestoreconDone(); 14337 mShouldRestoreconData = false; 14338 } 14339 } 14340 14341 /* 14342 * Collect information of applications on external media, map them against 14343 * existing containers and update information based on current mount status. 14344 * Please note that we always have to report status if reportStatus has been 14345 * set to true especially when unloading packages. 14346 */ 14347 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 14348 boolean externalStorage) { 14349 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 14350 int[] uidArr = EmptyArray.INT; 14351 14352 final String[] list = PackageHelper.getSecureContainerList(); 14353 if (ArrayUtils.isEmpty(list)) { 14354 Log.i(TAG, "No secure containers found"); 14355 } else { 14356 // Process list of secure containers and categorize them 14357 // as active or stale based on their package internal state. 14358 14359 // reader 14360 synchronized (mPackages) { 14361 for (String cid : list) { 14362 // Leave stages untouched for now; installer service owns them 14363 if (PackageInstallerService.isStageName(cid)) continue; 14364 14365 if (DEBUG_SD_INSTALL) 14366 Log.i(TAG, "Processing container " + cid); 14367 String pkgName = getAsecPackageName(cid); 14368 if (pkgName == null) { 14369 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 14370 continue; 14371 } 14372 if (DEBUG_SD_INSTALL) 14373 Log.i(TAG, "Looking for pkg : " + pkgName); 14374 14375 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14376 if (ps == null) { 14377 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 14378 continue; 14379 } 14380 14381 /* 14382 * Skip packages that are not external if we're unmounting 14383 * external storage. 14384 */ 14385 if (externalStorage && !isMounted && !isExternal(ps)) { 14386 continue; 14387 } 14388 14389 final AsecInstallArgs args = new AsecInstallArgs(cid, 14390 getAppDexInstructionSets(ps), ps.isForwardLocked()); 14391 // The package status is changed only if the code path 14392 // matches between settings and the container id. 14393 if (ps.codePathString != null 14394 && ps.codePathString.startsWith(args.getCodePath())) { 14395 if (DEBUG_SD_INSTALL) { 14396 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 14397 + " at code path: " + ps.codePathString); 14398 } 14399 14400 // We do have a valid package installed on sdcard 14401 processCids.put(args, ps.codePathString); 14402 final int uid = ps.appId; 14403 if (uid != -1) { 14404 uidArr = ArrayUtils.appendInt(uidArr, uid); 14405 } 14406 } else { 14407 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 14408 + ps.codePathString); 14409 } 14410 } 14411 } 14412 14413 Arrays.sort(uidArr); 14414 } 14415 14416 // Process packages with valid entries. 14417 if (isMounted) { 14418 if (DEBUG_SD_INSTALL) 14419 Log.i(TAG, "Loading packages"); 14420 loadMediaPackages(processCids, uidArr); 14421 startCleaningPackages(); 14422 mInstallerService.onSecureContainersAvailable(); 14423 } else { 14424 if (DEBUG_SD_INSTALL) 14425 Log.i(TAG, "Unloading packages"); 14426 unloadMediaPackages(processCids, uidArr, reportStatus); 14427 } 14428 } 14429 14430 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14431 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 14432 final int size = infos.size(); 14433 final String[] packageNames = new String[size]; 14434 final int[] packageUids = new int[size]; 14435 for (int i = 0; i < size; i++) { 14436 final ApplicationInfo info = infos.get(i); 14437 packageNames[i] = info.packageName; 14438 packageUids[i] = info.uid; 14439 } 14440 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 14441 finishedReceiver); 14442 } 14443 14444 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14445 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14446 sendResourcesChangedBroadcast(mediaStatus, replacing, 14447 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 14448 } 14449 14450 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 14451 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 14452 int size = pkgList.length; 14453 if (size > 0) { 14454 // Send broadcasts here 14455 Bundle extras = new Bundle(); 14456 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14457 if (uidArr != null) { 14458 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 14459 } 14460 if (replacing) { 14461 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 14462 } 14463 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 14464 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 14465 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 14466 } 14467 } 14468 14469 /* 14470 * Look at potentially valid container ids from processCids If package 14471 * information doesn't match the one on record or package scanning fails, 14472 * the cid is added to list of removeCids. We currently don't delete stale 14473 * containers. 14474 */ 14475 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 14476 ArrayList<String> pkgList = new ArrayList<String>(); 14477 Set<AsecInstallArgs> keys = processCids.keySet(); 14478 14479 for (AsecInstallArgs args : keys) { 14480 String codePath = processCids.get(args); 14481 if (DEBUG_SD_INSTALL) 14482 Log.i(TAG, "Loading container : " + args.cid); 14483 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 14484 try { 14485 // Make sure there are no container errors first. 14486 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 14487 Slog.e(TAG, "Failed to mount cid : " + args.cid 14488 + " when installing from sdcard"); 14489 continue; 14490 } 14491 // Check code path here. 14492 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 14493 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 14494 + " does not match one in settings " + codePath); 14495 continue; 14496 } 14497 // Parse package 14498 int parseFlags = mDefParseFlags; 14499 if (args.isExternalAsec()) { 14500 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 14501 } 14502 if (args.isFwdLocked()) { 14503 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 14504 } 14505 14506 synchronized (mInstallLock) { 14507 PackageParser.Package pkg = null; 14508 try { 14509 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 14510 } catch (PackageManagerException e) { 14511 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 14512 } 14513 // Scan the package 14514 if (pkg != null) { 14515 /* 14516 * TODO why is the lock being held? doPostInstall is 14517 * called in other places without the lock. This needs 14518 * to be straightened out. 14519 */ 14520 // writer 14521 synchronized (mPackages) { 14522 retCode = PackageManager.INSTALL_SUCCEEDED; 14523 pkgList.add(pkg.packageName); 14524 // Post process args 14525 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 14526 pkg.applicationInfo.uid); 14527 } 14528 } else { 14529 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 14530 } 14531 } 14532 14533 } finally { 14534 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 14535 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 14536 } 14537 } 14538 } 14539 // writer 14540 synchronized (mPackages) { 14541 // If the platform SDK has changed since the last time we booted, 14542 // we need to re-grant app permission to catch any new ones that 14543 // appear. This is really a hack, and means that apps can in some 14544 // cases get permissions that the user didn't initially explicitly 14545 // allow... it would be nice to have some better way to handle 14546 // this situation. 14547 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 14548 if (regrantPermissions) 14549 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 14550 + mSdkVersion + "; regranting permissions for external storage"); 14551 mSettings.mExternalSdkPlatform = mSdkVersion; 14552 14553 // Make sure group IDs have been assigned, and any permission 14554 // changes in other apps are accounted for 14555 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 14556 | (regrantPermissions 14557 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 14558 : 0)); 14559 14560 mSettings.updateExternalDatabaseVersion(); 14561 14562 // can downgrade to reader 14563 // Persist settings 14564 mSettings.writeLPr(); 14565 } 14566 // Send a broadcast to let everyone know we are done processing 14567 if (pkgList.size() > 0) { 14568 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 14569 } 14570 } 14571 14572 /* 14573 * Utility method to unload a list of specified containers 14574 */ 14575 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 14576 // Just unmount all valid containers. 14577 for (AsecInstallArgs arg : cidArgs) { 14578 synchronized (mInstallLock) { 14579 arg.doPostDeleteLI(false); 14580 } 14581 } 14582 } 14583 14584 /* 14585 * Unload packages mounted on external media. This involves deleting package 14586 * data from internal structures, sending broadcasts about diabled packages, 14587 * gc'ing to free up references, unmounting all secure containers 14588 * corresponding to packages on external media, and posting a 14589 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 14590 * that we always have to post this message if status has been requested no 14591 * matter what. 14592 */ 14593 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 14594 final boolean reportStatus) { 14595 if (DEBUG_SD_INSTALL) 14596 Log.i(TAG, "unloading media packages"); 14597 ArrayList<String> pkgList = new ArrayList<String>(); 14598 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 14599 final Set<AsecInstallArgs> keys = processCids.keySet(); 14600 for (AsecInstallArgs args : keys) { 14601 String pkgName = args.getPackageName(); 14602 if (DEBUG_SD_INSTALL) 14603 Log.i(TAG, "Trying to unload pkg : " + pkgName); 14604 // Delete package internally 14605 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14606 synchronized (mInstallLock) { 14607 boolean res = deletePackageLI(pkgName, null, false, null, null, 14608 PackageManager.DELETE_KEEP_DATA, outInfo, false); 14609 if (res) { 14610 pkgList.add(pkgName); 14611 } else { 14612 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 14613 failedList.add(args); 14614 } 14615 } 14616 } 14617 14618 // reader 14619 synchronized (mPackages) { 14620 // We didn't update the settings after removing each package; 14621 // write them now for all packages. 14622 mSettings.writeLPr(); 14623 } 14624 14625 // We have to absolutely send UPDATED_MEDIA_STATUS only 14626 // after confirming that all the receivers processed the ordered 14627 // broadcast when packages get disabled, force a gc to clean things up. 14628 // and unload all the containers. 14629 if (pkgList.size() > 0) { 14630 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 14631 new IIntentReceiver.Stub() { 14632 public void performReceive(Intent intent, int resultCode, String data, 14633 Bundle extras, boolean ordered, boolean sticky, 14634 int sendingUser) throws RemoteException { 14635 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 14636 reportStatus ? 1 : 0, 1, keys); 14637 mHandler.sendMessage(msg); 14638 } 14639 }); 14640 } else { 14641 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 14642 keys); 14643 mHandler.sendMessage(msg); 14644 } 14645 } 14646 14647 private void loadPrivatePackages(VolumeInfo vol) { 14648 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 14649 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 14650 synchronized (mInstallLock) { 14651 synchronized (mPackages) { 14652 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14653 for (PackageSetting ps : packages) { 14654 final PackageParser.Package pkg; 14655 try { 14656 pkg = scanPackageLI(ps.codePath, parseFlags, 0, 0, null); 14657 loaded.add(pkg.applicationInfo); 14658 } catch (PackageManagerException e) { 14659 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 14660 } 14661 } 14662 14663 // TODO: regrant any permissions that changed based since original install 14664 14665 mSettings.writeLPr(); 14666 } 14667 } 14668 14669 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 14670 sendResourcesChangedBroadcast(true, false, loaded, null); 14671 } 14672 14673 private void unloadPrivatePackages(VolumeInfo vol) { 14674 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 14675 synchronized (mInstallLock) { 14676 synchronized (mPackages) { 14677 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 14678 for (PackageSetting ps : packages) { 14679 if (ps.pkg == null) continue; 14680 14681 final ApplicationInfo info = ps.pkg.applicationInfo; 14682 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 14683 if (deletePackageLI(ps.name, null, false, null, null, 14684 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 14685 unloaded.add(info); 14686 } else { 14687 Slog.w(TAG, "Failed to unload " + ps.codePath); 14688 } 14689 } 14690 14691 mSettings.writeLPr(); 14692 } 14693 } 14694 14695 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 14696 sendResourcesChangedBroadcast(false, false, unloaded, null); 14697 } 14698 14699 private void unfreezePackage(String packageName) { 14700 synchronized (mPackages) { 14701 final PackageSetting ps = mSettings.mPackages.get(packageName); 14702 if (ps != null) { 14703 ps.frozen = false; 14704 } 14705 } 14706 } 14707 14708 @Override 14709 public int movePackage(final String packageName, final String volumeUuid) { 14710 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14711 14712 final int moveId = mNextMoveId.getAndIncrement(); 14713 try { 14714 movePackageInternal(packageName, volumeUuid, moveId); 14715 } catch (PackageManagerException e) { 14716 Slog.w(TAG, "Failed to move " + packageName, e); 14717 mMoveCallbacks.notifyStatusChanged(moveId, 14718 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14719 } 14720 return moveId; 14721 } 14722 14723 private void movePackageInternal(final String packageName, final String volumeUuid, 14724 final int moveId) throws PackageManagerException { 14725 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 14726 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14727 final PackageManager pm = mContext.getPackageManager(); 14728 14729 final boolean currentAsec; 14730 final String currentVolumeUuid; 14731 final File codeFile; 14732 final String installerPackageName; 14733 final String packageAbiOverride; 14734 final int appId; 14735 final String seinfo; 14736 final String label; 14737 14738 // reader 14739 synchronized (mPackages) { 14740 final PackageParser.Package pkg = mPackages.get(packageName); 14741 final PackageSetting ps = mSettings.mPackages.get(packageName); 14742 if (pkg == null || ps == null) { 14743 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 14744 } 14745 14746 if (pkg.applicationInfo.isSystemApp()) { 14747 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 14748 "Cannot move system application"); 14749 } 14750 14751 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 14752 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14753 "Package already moved to " + volumeUuid); 14754 } 14755 14756 final File probe = new File(pkg.codePath); 14757 final File probeOat = new File(probe, "oat"); 14758 if (!probe.isDirectory() || !probeOat.isDirectory()) { 14759 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14760 "Move only supported for modern cluster style installs"); 14761 } 14762 14763 if (ps.frozen) { 14764 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 14765 "Failed to move already frozen package"); 14766 } 14767 ps.frozen = true; 14768 14769 currentAsec = pkg.applicationInfo.isForwardLocked() 14770 || pkg.applicationInfo.isExternalAsec(); 14771 currentVolumeUuid = ps.volumeUuid; 14772 codeFile = new File(pkg.codePath); 14773 installerPackageName = ps.installerPackageName; 14774 packageAbiOverride = ps.cpuAbiOverrideString; 14775 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 14776 seinfo = pkg.applicationInfo.seinfo; 14777 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 14778 } 14779 14780 // Now that we're guarded by frozen state, kill app during move 14781 killApplication(packageName, appId, "move pkg"); 14782 14783 final Bundle extras = new Bundle(); 14784 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 14785 extras.putString(Intent.EXTRA_TITLE, label); 14786 mMoveCallbacks.notifyCreated(moveId, extras); 14787 14788 int installFlags; 14789 final boolean moveCompleteApp; 14790 final File measurePath; 14791 14792 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 14793 installFlags = INSTALL_INTERNAL; 14794 moveCompleteApp = !currentAsec; 14795 measurePath = Environment.getDataAppDirectory(volumeUuid); 14796 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 14797 installFlags = INSTALL_EXTERNAL; 14798 moveCompleteApp = false; 14799 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 14800 } else { 14801 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 14802 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 14803 || !volume.isMountedWritable()) { 14804 unfreezePackage(packageName); 14805 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14806 "Move location not mounted private volume"); 14807 } 14808 14809 Preconditions.checkState(!currentAsec); 14810 14811 installFlags = INSTALL_INTERNAL; 14812 moveCompleteApp = true; 14813 measurePath = Environment.getDataAppDirectory(volumeUuid); 14814 } 14815 14816 final PackageStats stats = new PackageStats(null, -1); 14817 synchronized (mInstaller) { 14818 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 14819 unfreezePackage(packageName); 14820 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14821 "Failed to measure package size"); 14822 } 14823 } 14824 14825 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 14826 + stats.dataSize); 14827 14828 final long startFreeBytes = measurePath.getFreeSpace(); 14829 final long sizeBytes; 14830 if (moveCompleteApp) { 14831 sizeBytes = stats.codeSize + stats.dataSize; 14832 } else { 14833 sizeBytes = stats.codeSize; 14834 } 14835 14836 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 14837 unfreezePackage(packageName); 14838 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 14839 "Not enough free space to move"); 14840 } 14841 14842 mMoveCallbacks.notifyStatusChanged(moveId, 10); 14843 14844 final CountDownLatch installedLatch = new CountDownLatch(1); 14845 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 14846 @Override 14847 public void onUserActionRequired(Intent intent) throws RemoteException { 14848 throw new IllegalStateException(); 14849 } 14850 14851 @Override 14852 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 14853 Bundle extras) throws RemoteException { 14854 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 14855 + PackageManager.installStatusToString(returnCode, msg)); 14856 14857 installedLatch.countDown(); 14858 14859 // Regardless of success or failure of the move operation, 14860 // always unfreeze the package 14861 unfreezePackage(packageName); 14862 14863 final int status = PackageManager.installStatusToPublicStatus(returnCode); 14864 switch (status) { 14865 case PackageInstaller.STATUS_SUCCESS: 14866 mMoveCallbacks.notifyStatusChanged(moveId, 14867 PackageManager.MOVE_SUCCEEDED); 14868 break; 14869 case PackageInstaller.STATUS_FAILURE_STORAGE: 14870 mMoveCallbacks.notifyStatusChanged(moveId, 14871 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 14872 break; 14873 default: 14874 mMoveCallbacks.notifyStatusChanged(moveId, 14875 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 14876 break; 14877 } 14878 } 14879 }; 14880 14881 final MoveInfo move; 14882 if (moveCompleteApp) { 14883 // Kick off a thread to report progress estimates 14884 new Thread() { 14885 @Override 14886 public void run() { 14887 while (true) { 14888 try { 14889 if (installedLatch.await(1, TimeUnit.SECONDS)) { 14890 break; 14891 } 14892 } catch (InterruptedException ignored) { 14893 } 14894 14895 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 14896 final int progress = 10 + (int) MathUtils.constrain( 14897 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 14898 mMoveCallbacks.notifyStatusChanged(moveId, progress); 14899 } 14900 } 14901 }.start(); 14902 14903 final String dataAppName = codeFile.getName(); 14904 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 14905 dataAppName, appId, seinfo); 14906 } else { 14907 move = null; 14908 } 14909 14910 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 14911 14912 final Message msg = mHandler.obtainMessage(INIT_COPY); 14913 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 14914 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 14915 installerPackageName, volumeUuid, null, user, packageAbiOverride); 14916 mHandler.sendMessage(msg); 14917 } 14918 14919 @Override 14920 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 14921 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 14922 14923 final int realMoveId = mNextMoveId.getAndIncrement(); 14924 final Bundle extras = new Bundle(); 14925 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 14926 mMoveCallbacks.notifyCreated(realMoveId, extras); 14927 14928 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 14929 @Override 14930 public void onCreated(int moveId, Bundle extras) { 14931 // Ignored 14932 } 14933 14934 @Override 14935 public void onStatusChanged(int moveId, int status, long estMillis) { 14936 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 14937 } 14938 }; 14939 14940 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14941 storage.setPrimaryStorageUuid(volumeUuid, callback); 14942 return realMoveId; 14943 } 14944 14945 @Override 14946 public int getMoveStatus(int moveId) { 14947 mContext.enforceCallingOrSelfPermission( 14948 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14949 return mMoveCallbacks.mLastStatus.get(moveId); 14950 } 14951 14952 @Override 14953 public void registerMoveCallback(IPackageMoveObserver callback) { 14954 mContext.enforceCallingOrSelfPermission( 14955 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14956 mMoveCallbacks.register(callback); 14957 } 14958 14959 @Override 14960 public void unregisterMoveCallback(IPackageMoveObserver callback) { 14961 mContext.enforceCallingOrSelfPermission( 14962 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 14963 mMoveCallbacks.unregister(callback); 14964 } 14965 14966 @Override 14967 public boolean setInstallLocation(int loc) { 14968 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 14969 null); 14970 if (getInstallLocation() == loc) { 14971 return true; 14972 } 14973 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 14974 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 14975 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 14976 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 14977 return true; 14978 } 14979 return false; 14980 } 14981 14982 @Override 14983 public int getInstallLocation() { 14984 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14985 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 14986 PackageHelper.APP_INSTALL_AUTO); 14987 } 14988 14989 /** Called by UserManagerService */ 14990 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 14991 mDirtyUsers.remove(userHandle); 14992 mSettings.removeUserLPw(userHandle); 14993 mPendingBroadcasts.remove(userHandle); 14994 if (mInstaller != null) { 14995 // Technically, we shouldn't be doing this with the package lock 14996 // held. However, this is very rare, and there is already so much 14997 // other disk I/O going on, that we'll let it slide for now. 14998 final StorageManager storage = StorageManager.from(mContext); 14999 final List<VolumeInfo> vols = storage.getVolumes(); 15000 for (VolumeInfo vol : vols) { 15001 if (vol.getType() == VolumeInfo.TYPE_PRIVATE && vol.isMountedWritable()) { 15002 final String volumeUuid = vol.getFsUuid(); 15003 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15004 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15005 } 15006 } 15007 } 15008 mUserNeedsBadging.delete(userHandle); 15009 removeUnusedPackagesLILPw(userManager, userHandle); 15010 } 15011 15012 /** 15013 * We're removing userHandle and would like to remove any downloaded packages 15014 * that are no longer in use by any other user. 15015 * @param userHandle the user being removed 15016 */ 15017 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15018 final boolean DEBUG_CLEAN_APKS = false; 15019 int [] users = userManager.getUserIdsLPr(); 15020 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15021 while (psit.hasNext()) { 15022 PackageSetting ps = psit.next(); 15023 if (ps.pkg == null) { 15024 continue; 15025 } 15026 final String packageName = ps.pkg.packageName; 15027 // Skip over if system app 15028 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15029 continue; 15030 } 15031 if (DEBUG_CLEAN_APKS) { 15032 Slog.i(TAG, "Checking package " + packageName); 15033 } 15034 boolean keep = false; 15035 for (int i = 0; i < users.length; i++) { 15036 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15037 keep = true; 15038 if (DEBUG_CLEAN_APKS) { 15039 Slog.i(TAG, " Keeping package " + packageName + " for user " 15040 + users[i]); 15041 } 15042 break; 15043 } 15044 } 15045 if (!keep) { 15046 if (DEBUG_CLEAN_APKS) { 15047 Slog.i(TAG, " Removing package " + packageName); 15048 } 15049 mHandler.post(new Runnable() { 15050 public void run() { 15051 deletePackageX(packageName, userHandle, 0); 15052 } //end run 15053 }); 15054 } 15055 } 15056 } 15057 15058 /** Called by UserManagerService */ 15059 void createNewUserLILPw(int userHandle, File path) { 15060 if (mInstaller != null) { 15061 mInstaller.createUserConfig(userHandle); 15062 mSettings.createNewUserLILPw(this, mInstaller, userHandle, path); 15063 } 15064 } 15065 15066 void newUserCreatedLILPw(int userHandle) { 15067 // Adding a user requires updating runtime permissions for system apps. 15068 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 15069 } 15070 15071 @Override 15072 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 15073 mContext.enforceCallingOrSelfPermission( 15074 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15075 "Only package verification agents can read the verifier device identity"); 15076 15077 synchronized (mPackages) { 15078 return mSettings.getVerifierDeviceIdentityLPw(); 15079 } 15080 } 15081 15082 @Override 15083 public void setPermissionEnforced(String permission, boolean enforced) { 15084 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 15085 if (READ_EXTERNAL_STORAGE.equals(permission)) { 15086 synchronized (mPackages) { 15087 if (mSettings.mReadExternalStorageEnforced == null 15088 || mSettings.mReadExternalStorageEnforced != enforced) { 15089 mSettings.mReadExternalStorageEnforced = enforced; 15090 mSettings.writeLPr(); 15091 } 15092 } 15093 // kill any non-foreground processes so we restart them and 15094 // grant/revoke the GID. 15095 final IActivityManager am = ActivityManagerNative.getDefault(); 15096 if (am != null) { 15097 final long token = Binder.clearCallingIdentity(); 15098 try { 15099 am.killProcessesBelowForeground("setPermissionEnforcement"); 15100 } catch (RemoteException e) { 15101 } finally { 15102 Binder.restoreCallingIdentity(token); 15103 } 15104 } 15105 } else { 15106 throw new IllegalArgumentException("No selective enforcement for " + permission); 15107 } 15108 } 15109 15110 @Override 15111 @Deprecated 15112 public boolean isPermissionEnforced(String permission) { 15113 return true; 15114 } 15115 15116 @Override 15117 public boolean isStorageLow() { 15118 final long token = Binder.clearCallingIdentity(); 15119 try { 15120 final DeviceStorageMonitorInternal 15121 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15122 if (dsm != null) { 15123 return dsm.isMemoryLow(); 15124 } else { 15125 return false; 15126 } 15127 } finally { 15128 Binder.restoreCallingIdentity(token); 15129 } 15130 } 15131 15132 @Override 15133 public IPackageInstaller getPackageInstaller() { 15134 return mInstallerService; 15135 } 15136 15137 private boolean userNeedsBadging(int userId) { 15138 int index = mUserNeedsBadging.indexOfKey(userId); 15139 if (index < 0) { 15140 final UserInfo userInfo; 15141 final long token = Binder.clearCallingIdentity(); 15142 try { 15143 userInfo = sUserManager.getUserInfo(userId); 15144 } finally { 15145 Binder.restoreCallingIdentity(token); 15146 } 15147 final boolean b; 15148 if (userInfo != null && userInfo.isManagedProfile()) { 15149 b = true; 15150 } else { 15151 b = false; 15152 } 15153 mUserNeedsBadging.put(userId, b); 15154 return b; 15155 } 15156 return mUserNeedsBadging.valueAt(index); 15157 } 15158 15159 @Override 15160 public KeySet getKeySetByAlias(String packageName, String alias) { 15161 if (packageName == null || alias == null) { 15162 return null; 15163 } 15164 synchronized(mPackages) { 15165 final PackageParser.Package pkg = mPackages.get(packageName); 15166 if (pkg == null) { 15167 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15168 throw new IllegalArgumentException("Unknown package: " + packageName); 15169 } 15170 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15171 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 15172 } 15173 } 15174 15175 @Override 15176 public KeySet getSigningKeySet(String packageName) { 15177 if (packageName == null) { 15178 return null; 15179 } 15180 synchronized(mPackages) { 15181 final PackageParser.Package pkg = mPackages.get(packageName); 15182 if (pkg == null) { 15183 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15184 throw new IllegalArgumentException("Unknown package: " + packageName); 15185 } 15186 if (pkg.applicationInfo.uid != Binder.getCallingUid() 15187 && Process.SYSTEM_UID != Binder.getCallingUid()) { 15188 throw new SecurityException("May not access signing KeySet of other apps."); 15189 } 15190 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15191 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 15192 } 15193 } 15194 15195 @Override 15196 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 15197 if (packageName == null || ks == null) { 15198 return false; 15199 } 15200 synchronized(mPackages) { 15201 final PackageParser.Package pkg = mPackages.get(packageName); 15202 if (pkg == null) { 15203 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15204 throw new IllegalArgumentException("Unknown package: " + packageName); 15205 } 15206 IBinder ksh = ks.getToken(); 15207 if (ksh instanceof KeySetHandle) { 15208 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15209 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 15210 } 15211 return false; 15212 } 15213 } 15214 15215 @Override 15216 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 15217 if (packageName == null || ks == null) { 15218 return false; 15219 } 15220 synchronized(mPackages) { 15221 final PackageParser.Package pkg = mPackages.get(packageName); 15222 if (pkg == null) { 15223 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 15224 throw new IllegalArgumentException("Unknown package: " + packageName); 15225 } 15226 IBinder ksh = ks.getToken(); 15227 if (ksh instanceof KeySetHandle) { 15228 KeySetManagerService ksms = mSettings.mKeySetManagerService; 15229 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 15230 } 15231 return false; 15232 } 15233 } 15234 15235 public void getUsageStatsIfNoPackageUsageInfo() { 15236 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 15237 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 15238 if (usm == null) { 15239 throw new IllegalStateException("UsageStatsManager must be initialized"); 15240 } 15241 long now = System.currentTimeMillis(); 15242 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 15243 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 15244 String packageName = entry.getKey(); 15245 PackageParser.Package pkg = mPackages.get(packageName); 15246 if (pkg == null) { 15247 continue; 15248 } 15249 UsageStats usage = entry.getValue(); 15250 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 15251 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 15252 } 15253 } 15254 } 15255 15256 /** 15257 * Check and throw if the given before/after packages would be considered a 15258 * downgrade. 15259 */ 15260 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 15261 throws PackageManagerException { 15262 if (after.versionCode < before.mVersionCode) { 15263 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15264 "Update version code " + after.versionCode + " is older than current " 15265 + before.mVersionCode); 15266 } else if (after.versionCode == before.mVersionCode) { 15267 if (after.baseRevisionCode < before.baseRevisionCode) { 15268 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15269 "Update base revision code " + after.baseRevisionCode 15270 + " is older than current " + before.baseRevisionCode); 15271 } 15272 15273 if (!ArrayUtils.isEmpty(after.splitNames)) { 15274 for (int i = 0; i < after.splitNames.length; i++) { 15275 final String splitName = after.splitNames[i]; 15276 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 15277 if (j != -1) { 15278 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 15279 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 15280 "Update split " + splitName + " revision code " 15281 + after.splitRevisionCodes[i] + " is older than current " 15282 + before.splitRevisionCodes[j]); 15283 } 15284 } 15285 } 15286 } 15287 } 15288 } 15289 15290 private static class MoveCallbacks extends Handler { 15291 private static final int MSG_CREATED = 1; 15292 private static final int MSG_STATUS_CHANGED = 2; 15293 15294 private final RemoteCallbackList<IPackageMoveObserver> 15295 mCallbacks = new RemoteCallbackList<>(); 15296 15297 private final SparseIntArray mLastStatus = new SparseIntArray(); 15298 15299 public MoveCallbacks(Looper looper) { 15300 super(looper); 15301 } 15302 15303 public void register(IPackageMoveObserver callback) { 15304 mCallbacks.register(callback); 15305 } 15306 15307 public void unregister(IPackageMoveObserver callback) { 15308 mCallbacks.unregister(callback); 15309 } 15310 15311 @Override 15312 public void handleMessage(Message msg) { 15313 final SomeArgs args = (SomeArgs) msg.obj; 15314 final int n = mCallbacks.beginBroadcast(); 15315 for (int i = 0; i < n; i++) { 15316 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 15317 try { 15318 invokeCallback(callback, msg.what, args); 15319 } catch (RemoteException ignored) { 15320 } 15321 } 15322 mCallbacks.finishBroadcast(); 15323 args.recycle(); 15324 } 15325 15326 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 15327 throws RemoteException { 15328 switch (what) { 15329 case MSG_CREATED: { 15330 callback.onCreated(args.argi1, (Bundle) args.arg2); 15331 break; 15332 } 15333 case MSG_STATUS_CHANGED: { 15334 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 15335 break; 15336 } 15337 } 15338 } 15339 15340 private void notifyCreated(int moveId, Bundle extras) { 15341 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 15342 15343 final SomeArgs args = SomeArgs.obtain(); 15344 args.argi1 = moveId; 15345 args.arg2 = extras; 15346 obtainMessage(MSG_CREATED, args).sendToTarget(); 15347 } 15348 15349 private void notifyStatusChanged(int moveId, int status) { 15350 notifyStatusChanged(moveId, status, -1); 15351 } 15352 15353 private void notifyStatusChanged(int moveId, int status, long estMillis) { 15354 Slog.v(TAG, "Move " + moveId + " status " + status); 15355 15356 final SomeArgs args = SomeArgs.obtain(); 15357 args.argi1 = moveId; 15358 args.argi2 = status; 15359 args.arg3 = estMillis; 15360 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 15361 15362 synchronized (mLastStatus) { 15363 mLastStatus.put(moveId, status); 15364 } 15365 } 15366 } 15367 15368 private final class OnPermissionChangeListeners extends Handler { 15369 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 15370 15371 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 15372 new RemoteCallbackList<>(); 15373 15374 public OnPermissionChangeListeners(Looper looper) { 15375 super(looper); 15376 } 15377 15378 @Override 15379 public void handleMessage(Message msg) { 15380 switch (msg.what) { 15381 case MSG_ON_PERMISSIONS_CHANGED: { 15382 final int uid = msg.arg1; 15383 handleOnPermissionsChanged(uid); 15384 } break; 15385 } 15386 } 15387 15388 public void addListenerLocked(IOnPermissionsChangeListener listener) { 15389 mPermissionListeners.register(listener); 15390 15391 } 15392 15393 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 15394 mPermissionListeners.unregister(listener); 15395 } 15396 15397 public void onPermissionsChanged(int uid) { 15398 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 15399 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 15400 } 15401 } 15402 15403 private void handleOnPermissionsChanged(int uid) { 15404 final int count = mPermissionListeners.beginBroadcast(); 15405 try { 15406 for (int i = 0; i < count; i++) { 15407 IOnPermissionsChangeListener callback = mPermissionListeners 15408 .getBroadcastItem(i); 15409 try { 15410 callback.onPermissionsChanged(uid); 15411 } catch (RemoteException e) { 15412 Log.e(TAG, "Permission listener is dead", e); 15413 } 15414 } 15415 } finally { 15416 mPermissionListeners.finishBroadcast(); 15417 } 15418 } 15419 } 15420} 15421